[PATCH] Staging: add driver for Realtek RTS5139 cardreader
edwin_rong at realsil.com.cn
edwin_rong at realsil.com.cn
Tue Jul 19 09:10:35 UTC 2011
From: edwin_rong <edwin_rong at realsil.com.cn>
This driver is used for Realtek RTS5139 USB cardreader, which
supports many cards, such as SD, MS, XD series cards.
Signed-off-by: edwin_rong <edwin_rong at realsil.com.cn>
---
drivers/staging/Kconfig | 2 +
drivers/staging/Makefile | 1 +
drivers/staging/rts5139/Kconfig | 16 +
drivers/staging/rts5139/Makefile | 37 +
drivers/staging/rts5139/TODO | 5 +
drivers/staging/rts5139/debug.h | 46 +
drivers/staging/rts5139/ms.c | 4190 ++++++++++++++++++++++++++++
drivers/staging/rts5139/ms.h | 263 ++
drivers/staging/rts5139/ms_mg.c | 642 +++++
drivers/staging/rts5139/ms_mg.h | 41 +
drivers/staging/rts5139/rts51x.c | 967 +++++++
drivers/staging/rts5139/rts51x.h | 205 ++
drivers/staging/rts5139/rts51x_card.c | 986 +++++++
drivers/staging/rts5139/rts51x_card.h | 881 ++++++
drivers/staging/rts5139/rts51x_chip.c | 1167 ++++++++
drivers/staging/rts5139/rts51x_chip.h | 904 ++++++
drivers/staging/rts5139/rts51x_fop.c | 298 ++
drivers/staging/rts5139/rts51x_fop.h | 62 +
drivers/staging/rts5139/rts51x_scsi.c | 2233 +++++++++++++++
drivers/staging/rts5139/rts51x_scsi.h | 162 ++
drivers/staging/rts5139/rts51x_sys.h | 54 +
drivers/staging/rts5139/rts51x_transport.c | 1000 +++++++
drivers/staging/rts5139/rts51x_transport.h | 80 +
drivers/staging/rts5139/sd.c | 3400 ++++++++++++++++++++++
drivers/staging/rts5139/sd.h | 304 ++
drivers/staging/rts5139/sd_cprm.c | 1215 ++++++++
drivers/staging/rts5139/sd_cprm.h | 54 +
drivers/staging/rts5139/trace.h | 137 +
drivers/staging/rts5139/xd.c | 2254 +++++++++++++++
drivers/staging/rts5139/xd.h | 193 ++
30 files changed, 21799 insertions(+), 0 deletions(-)
create mode 100644 drivers/staging/rts5139/Kconfig
create mode 100644 drivers/staging/rts5139/Makefile
create mode 100644 drivers/staging/rts5139/TODO
create mode 100644 drivers/staging/rts5139/debug.h
create mode 100644 drivers/staging/rts5139/ms.c
create mode 100644 drivers/staging/rts5139/ms.h
create mode 100644 drivers/staging/rts5139/ms_mg.c
create mode 100644 drivers/staging/rts5139/ms_mg.h
create mode 100644 drivers/staging/rts5139/rts51x.c
create mode 100644 drivers/staging/rts5139/rts51x.h
create mode 100644 drivers/staging/rts5139/rts51x_card.c
create mode 100644 drivers/staging/rts5139/rts51x_card.h
create mode 100644 drivers/staging/rts5139/rts51x_chip.c
create mode 100644 drivers/staging/rts5139/rts51x_chip.h
create mode 100644 drivers/staging/rts5139/rts51x_fop.c
create mode 100644 drivers/staging/rts5139/rts51x_fop.h
create mode 100644 drivers/staging/rts5139/rts51x_scsi.c
create mode 100644 drivers/staging/rts5139/rts51x_scsi.h
create mode 100644 drivers/staging/rts5139/rts51x_sys.h
create mode 100644 drivers/staging/rts5139/rts51x_transport.c
create mode 100644 drivers/staging/rts5139/rts51x_transport.h
create mode 100644 drivers/staging/rts5139/sd.c
create mode 100644 drivers/staging/rts5139/sd.h
create mode 100644 drivers/staging/rts5139/sd_cprm.c
create mode 100644 drivers/staging/rts5139/sd_cprm.h
create mode 100644 drivers/staging/rts5139/trace.h
create mode 100644 drivers/staging/rts5139/xd.c
create mode 100644 drivers/staging/rts5139/xd.h
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index 196284d..04d3513 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -68,6 +68,8 @@ source "drivers/staging/rtl8712/Kconfig"
source "drivers/staging/rts_pstor/Kconfig"
+source "drivers/staging/rts5139/Kconfig"
+
source "drivers/staging/frontier/Kconfig"
source "drivers/staging/pohmelfs/Kconfig"
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index fa41b9c..db56670 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_RTL8192U) += rtl8192u/
obj-$(CONFIG_RTL8192E) += rtl8192e/
obj-$(CONFIG_R8712U) += rtl8712/
obj-$(CONFIG_RTS_PSTOR) += rts_pstor/
+obj-$(CONFIG_RTS5139) += rts5139/
obj-$(CONFIG_SPECTRA) += spectra/
obj-$(CONFIG_TRANZPORT) += frontier/
obj-$(CONFIG_POHMELFS) += pohmelfs/
diff --git a/drivers/staging/rts5139/Kconfig b/drivers/staging/rts5139/Kconfig
new file mode 100644
index 0000000..f940e51
--- /dev/null
+++ b/drivers/staging/rts5139/Kconfig
@@ -0,0 +1,16 @@
+config RTS5139
+ tristate "Realtek RTS5139 USB card reader support"
+ depends on USB_SUPPORT && SCSI
+ help
+ Say Y here to include driver code to support the Realtek
+ RTS5139 USB card readers.
+
+ If this driver is compiled as a module, it will be named rts5139.
+
+config RTS5139_DEBUG
+ bool "Realtek RTS5139 Card Reader verbose debug"
+ depends on RTS5139
+ help
+ Say Y here in order to have the rts5139 code generate
+ verbose debugging messages.
+
diff --git a/drivers/staging/rts5139/Makefile b/drivers/staging/rts5139/Makefile
new file mode 100644
index 0000000..82b8958
--- /dev/null
+++ b/drivers/staging/rts5139/Makefile
@@ -0,0 +1,37 @@
+# Driver for Realtek RTS51xx USB card reader
+#
+# Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any
+# later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, see <http://www.gnu.org/licenses/>.
+#
+# Author:
+# wwang (wei_wang at realsil.com.cn)
+# No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+# Maintainer:
+# Edwin Rong (edwin_rong at realsil.com.cn)
+# No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+#
+# Makefile for the RTS51xx USB Card Reader drivers.
+#
+
+TARGET_MODULE := rts5139
+
+EXTRA_CFLAGS := -Idrivers/scsi -I$(PWD)
+
+obj-m += $(TARGET_MODULE).o
+
+common-obj := rts51x_transport.o rts51x_scsi.o rts51x_fop.o
+
+$(TARGET_MODULE)-objs := $(common-obj) rts51x.o rts51x_chip.o rts51x_card.o \
+ xd.o sd.o ms.o sd_cprm.o ms_mg.o
diff --git a/drivers/staging/rts5139/TODO b/drivers/staging/rts5139/TODO
new file mode 100644
index 0000000..4bde726
--- /dev/null
+++ b/drivers/staging/rts5139/TODO
@@ -0,0 +1,5 @@
+TODO:
+- support more USB card reader of Realtek family
+- use kernel coding style
+- checkpatch.pl fixes
+
diff --git a/drivers/staging/rts5139/debug.h b/drivers/staging/rts5139/debug.h
new file mode 100644
index 0000000..73dec13
--- /dev/null
+++ b/drivers/staging/rts5139/debug.h
@@ -0,0 +1,46 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_DEBUG_H
+#define __RTS51X_DEBUG_H
+
+#include <linux/kernel.h>
+
+#define RTS51X_TIP "rts51x: "
+
+#ifdef CONFIG_RTS5139_DEBUG
+#define RTS51X_DEBUGP(x...) printk(KERN_DEBUG RTS51X_TIP x)
+#define RTS51X_DEBUGPN(x...) printk(KERN_DEBUG x)
+#define RTS51X_DEBUGPX(x...) printk(x)
+#define RTS51X_DEBUG(x) x
+#else
+#define RTS51X_DEBUGP(x...)
+#define RTS51X_DEBUGPN(x...)
+#define RTS51X_DEBUGPX(x...)
+#define RTS51X_DEBUG(x)
+#endif
+
+#endif /* __RTS51X_DEBUG_H */
diff --git a/drivers/staging/rts5139/ms.c b/drivers/staging/rts5139/ms.c
new file mode 100644
index 0000000..63f191d
--- /dev/null
+++ b/drivers/staging/rts5139/ms.c
@@ -0,0 +1,4190 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "ms.h"
+
+static inline void ms_set_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ ms_card->err_code = err_code;
+}
+
+static inline int ms_check_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ return (ms_card->err_code == err_code);
+}
+
+static int ms_parse_err_code(struct rts51x_chip *chip)
+{
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_transfer_tpc(struct rts51x_chip *chip, u8 trans_mode, u8 tpc,
+ u8 cnt, u8 cfg)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ RTS51X_DEBUGP("ms_transfer_tpc: tpc = 0x%x\n", tpc);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | trans_mode);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, MS_TRANS_CFG, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 2, 5000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_ms_error(chip);
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ if (!(tpc & 0x08)) { /* Read Packet */
+ /* Check CRC16 & Ready Timeout */
+ if (chip->rsp_buf[1] & MS_CRC16_ERR) {
+ ms_set_err_code(chip, MS_CRC16_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+ } else { /* Write Packet */
+ if (CHK_MSPRO(ms_card) && !(chip->rsp_buf[1] & 0x80)) {
+ if (chip->rsp_buf[1] & (MS_INT_ERR | MS_INT_CMDNK)) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+ }
+ }
+
+ /* Check Timeout of Ready Signal */
+ if (chip->rsp_buf[1] & MS_RDY_TIMEOUT) {
+ rts51x_clear_ms_error(chip);
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int ms_transfer_data(struct rts51x_chip *chip, u8 trans_mode, u8 tpc,
+ u16 sec_cnt, u8 cfg, int mode_2k, int use_sg, void *buf,
+ int buf_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 val, err_code = 0, flag = 0;
+ enum dma_data_direction dir;
+ unsigned int pipe;
+
+ if (!buf || !buf_len)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (trans_mode == MS_TM_AUTO_READ) {
+ pipe = RCV_BULK_PIPE(chip);
+ dir = DMA_FROM_DEVICE;
+ flag = MODE_CDIR;
+ err_code = MS_FLASH_READ_ERROR;
+ } else if (trans_mode == MS_TM_AUTO_WRITE) {
+ pipe = SND_BULK_PIPE(chip);
+ dir = DMA_TO_DEVICE;
+ flag = MODE_CDOR;
+ err_code = MS_FLASH_WRITE_ERROR;
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF,
+ (u8) (sec_cnt >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+ (u8) sec_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+
+ if (mode_2k)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, MS_2K_SECTOR_MODE,
+ MS_2K_SECTOR_MODE);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, MS_2K_SECTOR_MODE,
+ 0);
+
+ trans_dma_enable(dir, chip, sec_cnt * 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | trans_mode);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, flag | STAGE_MS_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_rcc(chip, pipe, buf, buf_len, use_sg, NULL,
+ 15000, flag);
+ if (retval != STATUS_SUCCESS) {
+ ms_set_err_code(chip, err_code);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval = rts51x_get_rsp(chip, 3, 15000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ ms_set_err_code(chip, err_code);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ ms_card->last_rw_int = val = chip->rsp_buf[1];
+ if (val & (MS_INT_CMDNK | MS_INT_ERR | MS_CRC16_ERR | MS_RDY_TIMEOUT))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+int ms_write_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 *data,
+ int data_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+
+ if (!data || (data_len < cnt))
+ TRACE_RET(chip, STATUS_ERROR);
+
+ rts51x_init_cmd(chip);
+
+ for (i = 0; i < cnt; i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i, 0xFF,
+ data[i]);
+ }
+ if (cnt % 2)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i,
+ 0xFF, 0xFF);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_WRITE_BYTES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, 5000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ u8 val = 0;
+
+ rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+ RTS51X_DEBUGP("MS_TRANS_CFG: 0x%02x\n", val);
+
+ rts51x_clear_ms_error(chip);
+
+ if (!(tpc & 0x08)) { /* Read Packet */
+ /* Check CRC16 & Ready Timeout */
+ if (val & MS_CRC16_ERR) {
+ ms_set_err_code(chip, MS_CRC16_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+ } else { /* Write Packet */
+ if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
+ if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip,
+ ms_parse_err_code(chip));
+ }
+ }
+ }
+
+ /* Check Timeout of Ready Signal */
+ if (val & MS_RDY_TIMEOUT) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int ms_read_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 *data,
+ int data_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+
+ if (!data)
+ TRACE_RET(chip, STATUS_ERROR);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_READ_BYTES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ for (i = 0; i < data_len - 1; i++)
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + i, 0, 0);
+
+ if (data_len % 2)
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len, 0,
+ 0);
+ else
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len - 1,
+ 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, data_len + 1, 5000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ u8 val = 0;
+
+ rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+ RTS51X_DEBUGP("MS_TRANS_CFG: 0x%02x\n", val);
+
+ rts51x_clear_ms_error(chip);
+
+ if (!(tpc & 0x08)) { /* Read Packet */
+ /* Check CRC16 & Ready Timeout */
+ if (val & MS_CRC16_ERR) {
+ ms_set_err_code(chip, MS_CRC16_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+ } else { /* Write Packet */
+ if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
+ if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip,
+ ms_parse_err_code(chip));
+ }
+ }
+ }
+
+ /* Check Timeout of Ready Signal */
+ if (val & MS_RDY_TIMEOUT) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ ms_set_err_code(chip, MS_TO_ERROR);
+ TRACE_RET(chip, ms_parse_err_code(chip));
+ }
+
+ rts51x_read_rsp_buf(chip, 1, data, data_len);
+
+ return STATUS_SUCCESS;
+}
+
+int ms_set_rw_reg_addr(struct rts51x_chip *chip,
+ u8 read_start, u8 read_cnt, u8 write_start, u8 write_cnt)
+{
+ int retval, i;
+ u8 data[4];
+
+ data[0] = read_start;
+ data[1] = read_cnt;
+ data[2] = write_start;
+ data[3] = write_cnt;
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, SET_RW_REG_ADRS, 4, NO_WAIT_INT, data,
+ 4);
+ if (retval == STATUS_SUCCESS)
+ return STATUS_SUCCESS;
+ rts51x_clear_ms_error(chip);
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_send_cmd(struct rts51x_chip *chip, u8 cmd, u8 cfg)
+{
+ u8 data[2];
+
+ data[0] = cmd;
+ data[1] = 0;
+
+ return ms_write_bytes(chip, PRO_SET_CMD, 1, cfg, data, 1);
+}
+
+static int ms_set_cmd(struct rts51x_chip *chip,
+ u8 read_start, u8 read_count,
+ u8 write_start, u8 write_count,
+ u8 cmd, u8 cfg, u8 *data, int data_len, u8 *int_stat)
+{
+ int retval, i;
+ u8 val;
+
+ if (!data || (data_len <= 0) || (data_len > 128)) {
+ RTS51X_DEBUGP("ms_set_cmd (data_len = %d)\n", data_len);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval =
+ ms_set_rw_reg_addr(chip, read_start, read_count, write_start,
+ write_count);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, WRITE_REG, write_count, NO_WAIT_INT,
+ data, data_len);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval = ms_send_cmd(chip, cmd, WAIT_INT);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+ /* GET_INT Register */
+ ms_set_err_code(chip, MS_NO_ERROR);
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (int_stat)
+ *int_stat = val;
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef MS_SPEEDUP
+static int ms_auto_set_cmd(struct rts51x_chip *chip,
+ u8 read_start, u8 read_count,
+ u8 write_start, u8 write_count,
+ u8 cmd, u8 cfg, u8 *data, int data_len,
+ u8 *int_stat)
+{
+ int retval;
+ int i;
+
+ if (!data || (data_len <= 0) || (data_len > 128)) {
+ RTS51X_DEBUGP("ms_auto_set_cmd (data_len = %d)\n", data_len);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_READ_START, 0xFF, read_start);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_READ_COUNT, 0xFF, read_count);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_WRITE_START, 0xFF, write_start);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_WRITE_COUNT, 0xFF, write_count);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_COMMAND, 0xFF, cmd);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ for (i = 0; i < data_len; i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i, 0xFF,
+ data[i]);
+ }
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_SET_CMD);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR | STAGE_MS_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 3, 5000);
+
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (int_stat)
+ *int_stat = chip->rsp_buf[2];
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_set_init_para(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ if (CHK_HG8BIT(ms_card)) {
+ if (chip->asic_code)
+ ms_card->ms_clock = chip->option.asic_ms_hg_clk;
+ else
+ ms_card->ms_clock = chip->option.fpga_ms_hg_clk;
+ } else if (CHK_MSPRO(ms_card) || CHK_MS4BIT(ms_card)) {
+ if (chip->asic_code)
+ ms_card->ms_clock = chip->option.asic_ms_4bit_clk;
+ else
+ ms_card->ms_clock = chip->option.fpga_ms_4bit_clk;
+ } else {
+ if (chip->asic_code)
+ ms_card->ms_clock = 38;
+ else
+ ms_card->ms_clock = CLK_40;
+ }
+
+ retval = switch_clock(chip, ms_card->ms_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_select_card(chip, MS_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int ms_switch_clock(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ retval = rts51x_select_card(chip, MS_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = switch_clock(chip, ms_card->ms_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static void ms_pull_ctl_disable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+ }
+}
+
+static void ms_pull_ctl_enable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+ }
+}
+
+static int ms_prepare_reset(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ ms_card->ms_type = 0;
+ ms_card->check_ms_flow = 0;
+ ms_card->switch_8bit_fail = 0;
+ ms_card->delay_write.delay_write_flag = 0;
+
+ ms_card->pro_under_formatting = 0;
+
+ rts51x_init_cmd(chip);
+
+ if (chip->asic_code) {
+ ms_pull_ctl_enable(chip);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+ FPGA_MS_PULL_CTL_BIT | 0x20, 0);
+ }
+ /* Tri-state MS output */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN, 0);
+
+ if (!chip->option.FT2_fast_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!chip->option.FT2_fast_mode) {
+ wait_timeout(250);
+
+ card_power_on(chip, MS_CARD);
+ wait_timeout(150);
+
+#ifdef SUPPORT_OCP
+ rts51x_get_card_status(chip, &(chip->card_status));
+ /* get OCP status */
+ chip->ocp_stat = (chip->card_status >> 4) & 0x03;
+
+ if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
+ RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
+ chip->ocp_stat);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#endif
+ }
+
+ rts51x_init_cmd(chip);
+
+ /* Enable MS Output */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN,
+ MS_OUTPUT_EN);
+
+ /* Reset Registers */
+ if (chip->asic_code)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, 0xFF,
+ SAMPLE_TIME_RISING | PUSH_TIME_DEFAULT |
+ NO_EXTEND_TOGGLE | MS_BUS_WIDTH_1);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, 0xFF,
+ SAMPLE_TIME_FALLING | PUSH_TIME_DEFAULT |
+ NO_EXTEND_TOGGLE | MS_BUS_WIDTH_1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+ NO_WAIT_INT | NO_AUTO_READ_INT_REG);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return ms_set_init_para(chip);
+}
+
+static int ms_identify_media_type(struct rts51x_chip *chip, int switch_8bit_bus)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 val;
+
+ retval = ms_set_rw_reg_addr(chip, Pro_StatusReg, 6, SystemParm, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* Get Register form MS-PRO card */
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_transfer_tpc(chip, MS_TM_READ_BYTES, READ_REG, 6,
+ NO_WAIT_INT);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_READ_REG(chip, PPBUF_BASE2 + 2, &val);
+ RTS51X_DEBUGP("Type register: 0x%x\n", val);
+ if (val != 0x01) {
+ if (val != 0x02)
+ ms_card->check_ms_flow = 1;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ /* Category Register */
+ RTS51X_READ_REG(chip, PPBUF_BASE2 + 4, &val);
+ RTS51X_DEBUGP("Category register: 0x%x\n", val);
+ if (val != 0) {
+ ms_card->check_ms_flow = 1;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ /* Class Register */
+ RTS51X_READ_REG(chip, PPBUF_BASE2 + 5, &val);
+ RTS51X_DEBUGP("Class register: 0x%x\n", val);
+ if (val == 0) {
+ RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+ if (val & WRT_PRTCT)
+ chip->card_wp |= MS_CARD;
+ else
+ chip->card_wp &= ~MS_CARD;
+ } else if ((val == 0x01) || (val == 0x02) || (val == 0x03)) {
+ chip->card_wp |= MS_CARD;
+ } else {
+ ms_card->check_ms_flow = 1;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ ms_card->ms_type |= TYPE_MSPRO;
+
+ /* Check MSPro-HG Card, use IF Mode Register to distinguish */
+ RTS51X_READ_REG(chip, PPBUF_BASE2 + 3, &val);
+ RTS51X_DEBUGP("IF Mode register: 0x%x\n", val);
+ if (val == 0) {
+ ms_card->ms_type &= 0x0F;
+ } else if (val == 7) {
+ if (switch_8bit_bus)
+ ms_card->ms_type |= MS_HG;
+ else
+ ms_card->ms_type &= 0x0F;
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ /* end Procedure to identify Media Type */
+ return STATUS_SUCCESS;
+}
+
+static int ms_confirm_cpu_startup(struct rts51x_chip *chip)
+{
+ int retval, i, k;
+ u8 val;
+
+ /* Confirm CPU StartUp */
+ k = 0;
+ do {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+ 1);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (k > 100)
+ TRACE_RET(chip, STATUS_FAIL);
+ k++;
+ wait_timeout(100);
+ } while (!(val & INT_REG_CED));
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (val & INT_REG_ERR) {
+ if (val & INT_REG_CMDNK) { /* CMDNK = 1 */
+ chip->card_wp |= (MS_CARD);
+ } else { /* CMDNK = 0 */
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ /*-- end confirm CPU startup */
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_switch_parallel_bus(struct rts51x_chip *chip)
+{
+ int retval, i;
+ u8 data[2];
+
+ data[0] = PARALLEL_4BIT_IF;
+ data[1] = 0;
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 1, NO_WAIT_INT, data, 2);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_switch_8bit_bus(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 data[2];
+
+ data[0] = PARALLEL_8BIT_IF;
+ data[1] = 0;
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 1, NO_WAIT_INT, data, 2);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_WRITE_REG(chip, MS_CFG, 0x98,
+ MS_BUS_WIDTH_8 | SAMPLE_TIME_FALLING);
+ ms_card->ms_type |= MS_8BIT;
+
+ retval = ms_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_transfer_tpc(chip, MS_TM_READ_BYTES, GET_INT, 1,
+ NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_pro_reset_flow(struct rts51x_chip *chip, int switch_8bit_bus)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+
+ for (i = 0; i < 3; i++) {
+ retval = ms_prepare_reset(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_identify_media_type(chip, switch_8bit_bus);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_confirm_cpu_startup(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_switch_parallel_bus(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+ continue;
+ } else {
+ break;
+ }
+ }
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_WRITE_REG(chip, MS_CFG, 0x18, MS_BUS_WIDTH_4);
+
+ RTS51X_WRITE_REG(chip, MS_CFG, PUSH_TIME_ODD, PUSH_TIME_ODD);
+
+ retval = ms_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_MSHG(ms_card) && switch_8bit_bus) {
+ retval = ms_switch_8bit_bus(chip);
+ if (retval != STATUS_SUCCESS) {
+ ms_card->switch_8bit_fail = 1;
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef XC_POWERCLASS
+static int msxc_change_power(struct rts51x_chip *chip, u8 mode)
+{
+ int retval;
+ u8 buf[6];
+
+ ms_cleanup_work(chip);
+
+ /* Set Parameter Register */
+ retval = ms_set_rw_reg_addr(chip, 0, 0, Pro_DataCount1, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf[0] = 0;
+ buf[1] = mode;
+ buf[2] = 0;
+ buf[3] = 0;
+ buf[4] = 0;
+ buf[5] = 0;
+
+ retval = ms_write_bytes(chip, PRO_WRITE_REG, 6, NO_WAIT_INT, buf, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_send_cmd(chip, XC_CHG_POWER, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, buf);
+ if (buf[0] & (MS_INT_CMDNK | MS_INT_ERR))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_read_attribute_info(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 val, *buf, class_code, device_type, sub_class, data[16];
+ u16 total_blk = 0, blk_size = 0;
+#ifdef SUPPORT_MSXC
+ u32 xc_total_blk = 0, xc_blk_size = 0;
+#endif
+ u32 sys_info_addr = 0, sys_info_size;
+#ifdef SUPPORT_PCGL_1P18
+ u32 model_name_addr = 0, model_name_size;
+ int found_sys_info = 0, found_model_name = 0;
+#endif
+
+ retval = ms_set_rw_reg_addr(chip, Pro_IntReg, 2, Pro_SystemParm, 7);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_MS8BIT(ms_card))
+ data[0] = PARALLEL_8BIT_IF;
+ else
+ data[0] = PARALLEL_4BIT_IF;
+ data[1] = 0;
+
+ data[2] = 0x40;
+ data[3] = 0;
+ data[4] = 0;
+ data[5] = 0;
+ /* Start address 0 */
+ data[6] = 0;
+ data[7] = 0;
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_REG, 7, NO_WAIT_INT, data,
+ 8);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf = kmalloc(64 * 512, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval = ms_send_cmd(chip, PRO_READ_ATRB, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ continue;
+
+ retval = rts51x_read_register(chip, MS_TRANS_CFG, &val);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (!(val & MS_INT_BREQ)) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval =
+ ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
+ 0x40, WAIT_INT, 0, 0, buf, 64 * 512);
+ if (retval == STATUS_SUCCESS)
+ break;
+ else
+ rts51x_clear_ms_error(chip);
+ }
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_RET(chip, retval);
+ }
+
+ i = 0;
+ do {
+ retval = rts51x_read_register(chip, MS_TRANS_CFG, &val);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_RET(chip, retval);
+ }
+
+ if ((val & MS_INT_CED) || !(val & MS_INT_BREQ))
+ break;
+
+ retval =
+ ms_transfer_tpc(chip, MS_TM_NORMAL_READ, PRO_READ_LONG_DATA,
+ 0, WAIT_INT);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_RET(chip, retval);
+ }
+
+ i++;
+ } while (i < 1024);
+
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_RET(chip, retval);
+ }
+
+ if ((buf[0] != 0xa5) && (buf[1] != 0xc3)) {
+ /* Signature code is wrong */
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if ((buf[4] < 1) || (buf[4] > 12)) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ for (i = 0; i < buf[4]; i++) {
+ int cur_addr_off = 16 + i * 12;
+
+#ifdef SUPPORT_MSXC
+ if ((buf[cur_addr_off + 8] == 0x10)
+ || (buf[cur_addr_off + 8] == 0x13)) {
+#else
+ if (buf[cur_addr_off + 8] == 0x10) {
+#endif
+ sys_info_addr = ((u32) buf[cur_addr_off + 0] << 24) |
+ ((u32) buf[cur_addr_off + 1] << 16) |
+ ((u32) buf[cur_addr_off + 2] << 8) |
+ buf[cur_addr_off + 3];
+ sys_info_size =
+ ((u32) buf[cur_addr_off + 4] << 24) |
+ ((u32) buf[cur_addr_off + 5] << 16) |
+ ((u32) buf[cur_addr_off + 6] << 8) |
+ buf[cur_addr_off + 7];
+ RTS51X_DEBUGP("sys_info_addr = 0x%x,"
+ "sys_info_size = 0x%x\n",
+ sys_info_addr, sys_info_size);
+ if (sys_info_size != 96) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (sys_info_addr < 0x1A0) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if ((sys_info_size + sys_info_addr) > 0x8000) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#ifdef SUPPORT_MSXC
+ if (buf[cur_addr_off + 8] == 0x13)
+ ms_card->ms_type |= MS_XC;
+#endif
+#ifdef SUPPORT_PCGL_1P18
+ found_sys_info = 1;
+#else
+ break;
+#endif
+ }
+#ifdef SUPPORT_PCGL_1P18
+ if (buf[cur_addr_off + 8] == 0x15) {
+ model_name_addr = ((u32) buf[cur_addr_off + 0] << 24) |
+ ((u32) buf[cur_addr_off + 1] << 16) |
+ ((u32) buf[cur_addr_off + 2] << 8) |
+ buf[cur_addr_off + 3];
+ model_name_size =
+ ((u32) buf[cur_addr_off + 4] << 24) |
+ ((u32) buf[cur_addr_off + 5] << 16) |
+ ((u32) buf[cur_addr_off + 6] << 8) |
+ buf[cur_addr_off + 7];
+ RTS51X_DEBUGP("model_name_addr = 0x%x,"
+ "model_name_size = 0x%x\n",
+ model_name_addr, model_name_size);
+ if (model_name_size != 48) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (model_name_addr < 0x1A0) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if ((model_name_size + model_name_addr) > 0x8000) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ found_model_name = 1;
+ }
+
+ if (found_sys_info && found_model_name)
+ break;
+#endif
+ }
+
+ if (i == buf[4]) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ class_code = buf[sys_info_addr + 0];
+ device_type = buf[sys_info_addr + 56];
+ sub_class = buf[sys_info_addr + 46];
+#ifdef SUPPORT_MSXC
+ if (CHK_MSXC(ms_card)) {
+ xc_total_blk = ((u32) buf[sys_info_addr + 6] << 24) |
+ ((u32) buf[sys_info_addr + 7] << 16) |
+ ((u32) buf[sys_info_addr + 8] << 8) |
+ buf[sys_info_addr + 9];
+ xc_blk_size = ((u32) buf[sys_info_addr + 32] << 24) |
+ ((u32) buf[sys_info_addr + 33] << 16) |
+ ((u32) buf[sys_info_addr + 34] << 8) |
+ buf[sys_info_addr + 35];
+ RTS51X_DEBUGP("xc_total_blk = 0x%x, xc_blk_size = 0x%x\n",
+ xc_total_blk, xc_blk_size);
+ } else {
+ total_blk =
+ ((u16) buf[sys_info_addr + 6] << 8) | buf[sys_info_addr +
+ 7];
+ blk_size =
+ ((u16) buf[sys_info_addr + 2] << 8) | buf[sys_info_addr +
+ 3];
+ RTS51X_DEBUGP("total_blk = 0x%x, blk_size = 0x%x\n", total_blk,
+ blk_size);
+ }
+#else
+ total_blk =
+ ((u16) buf[sys_info_addr + 6] << 8) | buf[sys_info_addr + 7];
+ blk_size = ((u16) buf[sys_info_addr + 2] << 8) | buf[sys_info_addr + 3];
+ RTS51X_DEBUGP("total_blk = 0x%x, blk_size = 0x%x\n", total_blk,
+ blk_size);
+#endif
+
+ RTS51X_DEBUGP("class_code = 0x%x, device_type = 0x%x,"
+ "sub_class = 0x%x\n",
+ class_code, device_type, sub_class);
+
+ memcpy(ms_card->raw_sys_info, buf + sys_info_addr, 96);
+#ifdef SUPPORT_PCGL_1P18
+ memcpy(ms_card->raw_model_name, buf + model_name_addr, 48);
+#endif
+
+ kfree(buf);
+
+ /* Confirm System Information */
+#ifdef SUPPORT_MSXC
+ if (CHK_MSXC(ms_card)) {
+ if (class_code != 0x03)
+ TRACE_RET(chip, STATUS_FAIL);
+ } else {
+ if (class_code != 0x02)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#else
+ if (class_code != 0x02)
+ TRACE_RET(chip, STATUS_FAIL);
+#endif
+
+ if (device_type != 0x00) {
+ if ((device_type == 0x01) || (device_type == 0x02)
+ || (device_type == 0x03))
+ chip->card_wp |= MS_CARD;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (sub_class & 0xC0)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_DEBUGP("class_code: 0x%x, device_type: 0x%x, sub_class: 0x%x\n",
+ class_code, device_type, sub_class);
+
+#ifdef SUPPORT_MSXC
+ if (CHK_MSXC(ms_card)) {
+ chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+ xc_total_blk * xc_blk_size;
+ } else {
+ chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+ total_blk * blk_size;
+ }
+#else
+ chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+ total_blk * blk_size;
+#endif
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef SUPPORT_MAGIC_GATE
+int mg_set_tpc_para_sub(struct rts51x_chip *chip, int type, u8 mg_entry_num);
+#endif
+
+static int reset_ms_pro(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+#ifdef XC_POWERCLASS
+ u8 change_power_class = 2;
+#endif
+
+#ifdef XC_POWERCLASS
+Retry:
+#endif
+ retval = ms_pro_reset_flow(chip, 1);
+ if (retval != STATUS_SUCCESS) {
+ if (ms_card->switch_8bit_fail) {
+ retval = ms_pro_reset_flow(chip, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ retval = ms_read_attribute_info(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef XC_POWERCLASS
+ if (CHK_HG8BIT(ms_card))
+ change_power_class = 0;
+
+ if (change_power_class && CHK_MSXC(ms_card)) {
+ u8 power_class_mode = (ms_card->raw_sys_info[46] & 0x18) >> 3;
+ RTS51X_DEBUGP("power_class_mode = 0x%x", power_class_mode);
+ if (change_power_class > power_class_mode)
+ change_power_class = power_class_mode;
+ if (change_power_class) {
+ retval = msxc_change_power(chip, change_power_class);
+ if (retval != STATUS_SUCCESS) {
+ change_power_class--;
+ goto Retry;
+ }
+ }
+ }
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+ retval = mg_set_tpc_para_sub(chip, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#endif
+
+ if (CHK_HG8BIT(ms_card))
+ chip->card_bus_width[chip->card2lun[MS_CARD]] = 8;
+ else
+ chip->card_bus_width[chip->card2lun[MS_CARD]] = 4;
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_read_status_reg(struct rts51x_chip *chip)
+{
+ int retval;
+ u8 val[2];
+
+ retval = ms_set_rw_reg_addr(chip, StatusReg0, 2, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_read_bytes(chip, READ_REG, 2, NO_WAIT_INT, val, 2);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (val[1] & (STS_UCDT | STS_UCEX | STS_UCFG)) {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_check_boot_block(struct rts51x_chip *chip, u16 block_addr)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 extra[MS_EXTRA_SIZE], data[10], val = 0;
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (block_addr >> 8);
+ data[3] = (u8) block_addr;
+ /* Page Number
+ * Extra data access mode */
+ data[4] = 0x40;
+ data[5] = 0;
+
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_READ, WAIT_INT, data, 6, &val);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag,
+ MS_EXTRA_SIZE, SystemParm, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ retval =
+ ms_read_bytes(chip, READ_REG, MS_EXTRA_SIZE, NO_WAIT_INT, extra,
+ MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!(extra[0] & BLOCK_OK) || (extra[1] & NOT_BOOT_BLOCK))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_read_extra_data(struct rts51x_chip *chip,
+ u16 block_addr, u8 page_num, u8 *buf,
+ int buf_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 val = 0, data[10];
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (block_addr >> 8);
+ data[3] = (u8) block_addr;
+ /* Page Number
+ * Extra data access mode */
+ data[4] = 0x40;
+ data[5] = page_num;
+
+#ifdef MS_SPEEDUP
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_READ, WAIT_INT, data, 6, &val);
+#else
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_READ, WAIT_INT, data, 6, &val);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag,
+ MS_EXTRA_SIZE, SystemParm, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ retval =
+ ms_read_bytes(chip, READ_REG, MS_EXTRA_SIZE, NO_WAIT_INT, data,
+ MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (buf && buf_len) {
+ if (buf_len > MS_EXTRA_SIZE)
+ buf_len = MS_EXTRA_SIZE;
+ memcpy(buf, data, buf_len);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_write_extra_data(struct rts51x_chip *chip,
+ u16 block_addr, u8 page_num, u8 *buf,
+ int buf_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 val = 0, data[16];
+
+ if (!buf || (buf_len < MS_EXTRA_SIZE))
+ TRACE_RET(chip, STATUS_FAIL);
+ /* Write REG */
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (block_addr >> 8);
+ data[3] = (u8) block_addr;
+ /* Page Number
+ * Extra data access mode */
+ data[4] = 0x40;
+ data[5] = page_num;
+
+ for (i = 6; i < MS_EXTRA_SIZE + 6; i++)
+ data[i] = buf[i - 6];
+
+#ifdef MS_SPEEDUP
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ 6 + MS_EXTRA_SIZE, BLOCK_WRITE, WAIT_INT, data, 16,
+ &val);
+#else
+ retval =
+ ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ 6 + MS_EXTRA_SIZE, BLOCK_WRITE, WAIT_INT, data, 16,
+ &val);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_read_page(struct rts51x_chip *chip, u16 block_addr, u8 page_num)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 val = 0, data[6];
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (block_addr >> 8);
+ data[3] = (u8) block_addr;
+ /* Page Number
+ * Single page access mode */
+ data[4] = 0x20;
+ data[5] = page_num;
+
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_READ, WAIT_INT, data, 6, &val);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ if (!(val & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ } else {
+ if (!(val & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ retval =
+ ms_transfer_tpc(chip, MS_TM_NORMAL_READ, READ_PAGE_DATA, 0,
+ NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (ms_check_err_code(chip, MS_FLASH_WRITE_ERROR))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_set_bad_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 val = 0, data[8], extra[MS_EXTRA_SIZE];
+
+ retval = ms_read_extra_data(chip, phy_blk, 0, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (phy_blk >> 8);
+ data[3] = (u8) phy_blk;
+ data[4] = 0x80;
+ data[5] = 0;
+ data[6] = extra[0] & 0x7F;
+ data[7] = 0xFF;
+
+#ifdef MS_SPEEDUP
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 7,
+ BLOCK_WRITE, WAIT_INT, data, 7, &val);
+#else
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 7,
+ BLOCK_WRITE, WAIT_INT, data, 7, &val);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_erase_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i = 0;
+ u8 val = 0, data[6];
+
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (phy_blk >> 8);
+ data[3] = (u8) phy_blk;
+ data[4] = 0;
+ data[5] = 0;
+
+ERASE_RTY:
+#ifdef MS_SPEEDUP
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_ERASE, WAIT_INT, data, 6, &val);
+#else
+ retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_ERASE, WAIT_INT, data, 6, &val);
+#endif
+
+ if (val & INT_REG_CMDNK) {
+ if (i < 3) {
+ i++;
+ goto ERASE_RTY;
+ }
+ ms_set_err_code(chip, MS_CMD_NK);
+ ms_set_bad_block(chip, phy_blk);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static void ms_set_page_status(u16 log_blk, u8 type, u8 *extra, int extra_len)
+{
+ if (!extra || (extra_len < MS_EXTRA_SIZE))
+ return;
+
+ memset(extra, 0xFF, MS_EXTRA_SIZE);
+
+ if (type == setPS_NG)
+ extra[0] = 0xB8;
+ else
+ extra[0] = 0x98;
+
+ extra[2] = (u8) (log_blk >> 8);
+ extra[3] = (u8) log_blk;
+}
+
+static int ms_init_page(struct rts51x_chip *chip, u16 phy_blk, u16 log_blk,
+ u8 start_page, u8 end_page)
+{
+ int retval;
+ u8 extra[MS_EXTRA_SIZE], i;
+
+ memset(extra, 0xff, MS_EXTRA_SIZE);
+
+ extra[0] = 0xf8; /* Block, page OK, data erased */
+ extra[1] = 0xff;
+ extra[2] = (u8) (log_blk >> 8);
+ extra[3] = (u8) log_blk;
+
+ for (i = start_page; i < end_page; i++) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval =
+ ms_write_extra_data(chip, phy_blk, i, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_copy_page(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+ u16 log_blk, u8 start_page, u8 end_page)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, rty_cnt, uncorrect_flag = 0;
+ u8 extra[MS_EXTRA_SIZE], val, i, j, data[16];
+
+ RTS51X_DEBUGP("Copy page from 0x%x to 0x%x, logical block is 0x%x\n",
+ old_blk, new_blk, log_blk);
+ RTS51X_DEBUGP("start_page = %d, end_page = %d\n", start_page,
+ end_page);
+
+ retval = ms_read_extra_data(chip, new_blk, 0, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+
+ if (val & BUF_FULL) {
+ /* Clear Buffer */
+ retval = ms_send_cmd(chip, CLEAR_BUF, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* GET_INT Register */
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!(val & INT_REG_CED)) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ for (i = start_page; i < end_page; i++) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ ms_read_extra_data(chip, old_blk, i, extra, MS_EXTRA_SIZE);
+
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE,
+ SystemParm, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Write REG */
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (old_blk >> 8);
+ data[3] = (u8) old_blk;
+ data[4] = 0x20;
+ data[5] = i;
+
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS) {
+ uncorrect_flag = 1;
+ RTS51X_DEBUGP("Uncorrectable"
+ "error\n");
+ } else {
+ uncorrect_flag = 0;
+ }
+
+ retval =
+ ms_transfer_tpc(chip, MS_TM_NORMAL_READ,
+ READ_PAGE_DATA, 0, NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (uncorrect_flag) {
+ ms_set_page_status(log_blk, setPS_NG,
+ extra, MS_EXTRA_SIZE);
+ if (i == 0)
+ extra[0] &= 0xEF;
+ ms_write_extra_data(chip, old_blk, i,
+ extra,
+ MS_EXTRA_SIZE);
+ RTS51X_DEBUGP("page %d :"
+ "extra[0] = 0x%x\n",
+ i, extra[0]);
+ MS_SET_BAD_BLOCK_FLG(ms_card);
+
+ ms_set_page_status(log_blk, setPS_Error,
+ extra, MS_EXTRA_SIZE);
+ ms_write_extra_data(chip, new_blk, i,
+ extra, MS_EXTRA_SIZE);
+ continue;
+ }
+
+ for (rty_cnt = 0; rty_cnt < MS_MAX_RETRY_COUNT;
+ rty_cnt++) {
+ retval =
+ ms_transfer_tpc(chip,
+ MS_TM_NORMAL_WRITE,
+ WRITE_PAGE_DATA, 0,
+ NO_WAIT_INT);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (rty_cnt == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (!(val & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ retval = ms_set_rw_reg_addr(chip, OverwriteFlag,
+ MS_EXTRA_SIZE, SystemParm,
+ (6 + MS_EXTRA_SIZE));
+
+ /* Write REG */
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (new_blk >> 8);
+ data[3] = (u8) new_blk;
+ data[4] = 0x20;
+ data[5] = i;
+
+ /* for MS check procedure */
+ if ((extra[0] & 0x60) != 0x60)
+ data[6] = extra[0];
+ else
+ data[6] = 0xF8;
+
+ data[6 + 1] = 0xFF;
+ data[6 + 2] = (u8) (log_blk >> 8);
+ data[6 + 3] = (u8) log_blk;
+
+ for (j = 4; j <= MS_EXTRA_SIZE; j++)
+ data[6 + j] = 0xFF;
+
+ retval =
+ ms_write_bytes(chip, WRITE_REG, (6 + MS_EXTRA_SIZE),
+ NO_WAIT_INT, data, 16);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* GET_INT Register */
+ ms_set_err_code(chip, MS_NO_ERROR);
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ if (i == 0) {
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag,
+ MS_EXTRA_SIZE, SystemParm, 7);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (old_blk >> 8);
+ data[3] = (u8) old_blk;
+ data[4] = 0x80;
+ data[5] = 0;
+ data[6] = 0xEF;
+ data[7] = 0xFF;
+
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 7, NO_WAIT_INT,
+ data, 8);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+ retval =
+ ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+ 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CED) {
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip,
+ MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef MS_SPEEDUP
+static int ms_auto_copy_page(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+ u16 log_blk, u8 start_page, u8 end_page)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 page_len, bus_width, val = 0;
+ u8 extra[MS_EXTRA_SIZE];
+
+ RTS51X_DEBUGP("Auto copy page from 0x%x to 0x%x,"
+ "logical block is 0x%x\n",
+ old_blk, new_blk, log_blk);
+ RTS51X_DEBUGP("start_page = %d, end_page = %d\n", start_page,
+ end_page);
+
+ page_len = end_page - start_page;
+
+ retval = ms_read_extra_data(chip, new_blk, 0, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+
+ if (val & BUF_FULL) {
+ retval = ms_send_cmd(chip, CLEAR_BUF, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!(val & INT_REG_CED)) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ bus_width = 0x88;
+ } else {
+ /* Serial interface */
+ bus_width = 0x80;
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_OLD_BLOCK_0, 0xFF, (u8) old_blk);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_OLD_BLOCK_1, 0xFF,
+ (u8) (old_blk >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_NEW_BLOCK_0, 0xFF, (u8) new_blk);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_NEW_BLOCK_1, 0xFF,
+ (u8) (new_blk >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_LOG_BLOCK_0, 0xFF, (u8) log_blk);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_LOG_BLOCK_1, 0xFF,
+ (u8) (log_blk >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_PAGE_START, 0xFF, start_page);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_PAGE_LENGTH, 0xFF, page_len);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BUS_WIDTH, 0xFF, bus_width);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_COPY_PAGE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval = rts51x_get_rsp(chip, 1, 5000);
+
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_ms_error(chip);
+ if (retval == STATUS_TIMEDOUT)
+ TRACE_RET(chip, retval);
+ TRACE_GOTO(chip, Fail);
+ }
+
+ return STATUS_SUCCESS;
+
+Fail:
+ retval = ms_erase_block(chip, new_blk);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ ms_copy_page(chip, old_blk, new_blk, log_blk, start_page, end_page);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int reset_ms(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u16 i, reg_addr, block_size;
+ u8 val, j, *ptr;
+#ifndef SUPPORT_MAGIC_GATE
+ u16 eblock_cnt;
+#endif
+
+ retval = ms_prepare_reset(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_card->ms_type |= TYPE_MS;
+
+ retval = ms_send_cmd(chip, MS_RESET, NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+ if (val & WRT_PRTCT)
+ chip->card_wp |= MS_CARD;
+ else
+ chip->card_wp &= ~MS_CARD;
+
+ i = 0;
+
+RE_SEARCH:
+ /* Search For Boot Block */
+ while (i < (MAX_DEFECTIVE_BLOCK + 2)) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = ms_check_boot_block(chip, i);
+ if (retval != STATUS_SUCCESS) {
+ i++;
+ continue;
+ }
+
+ ms_card->boot_block = i;
+ break;
+ }
+
+ if (i == (MAX_DEFECTIVE_BLOCK + 2)) {
+ RTS51X_DEBUGP("No boot block found!");
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ for (j = 0; j < 3; j++) {
+ retval = ms_read_page(chip, ms_card->boot_block, j);
+ if (retval != STATUS_SUCCESS) {
+ if (ms_check_err_code(chip, MS_FLASH_WRITE_ERROR)) {
+ i = ms_card->boot_block + 1;
+ ms_set_err_code(chip, MS_NO_ERROR);
+ goto RE_SEARCH;
+ }
+ }
+ }
+
+ /* Read boot block contents */
+ retval = ms_read_page(chip, ms_card->boot_block, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Read MS system information as sys_info */
+ retval =
+ rts51x_seq_read_register(chip, PPBUF_BASE2 + 0x1A0, 96,
+ ms_card->raw_sys_info);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Read useful block contents */
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, HEADER_ID0, 0, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, HEADER_ID1, 0, 0);
+
+ for (reg_addr = DISABLED_BLOCK0; reg_addr <= DISABLED_BLOCK3;
+ reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
+ }
+
+ for (reg_addr = BLOCK_SIZE_0; reg_addr <= PAGE_SIZE_1; reg_addr++)
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, MS_Device_Type, 0, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, MS_4bit_Support, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 16, 100);
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ptr = rts51x_get_rsp_data(chip);
+
+ RTS51X_DEBUGP("Boot block data:\n");
+ RTS51X_DUMP(ptr, 16);
+
+ if (ptr[0] != 0x00 || ptr[1] != 0x01) {
+ i = ms_card->boot_block + 1;
+ goto RE_SEARCH;
+ }
+ if (ptr[12] != 0x02 || ptr[13] != 0x00) {
+ i = ms_card->boot_block + 1;
+ goto RE_SEARCH;
+ }
+ if ((ptr[14] == 1) || (ptr[14] == 3))
+ chip->card_wp |= MS_CARD;
+ block_size = ((u16) ptr[6] << 8) | ptr[7];
+ if (block_size == 0x0010) {
+ ms_card->block_shift = 5;
+ ms_card->page_off = 0x1F;
+ } else if (block_size == 0x0008) {
+ ms_card->block_shift = 4;
+ ms_card->page_off = 0x0F;
+ }
+ ms_card->total_block = ((u16) ptr[8] << 8) | ptr[9];
+
+#ifdef SUPPORT_MAGIC_GATE
+ j = ptr[10];
+
+ if (ms_card->block_shift == 4) {
+ if (j < 2)
+ ms_card->capacity = 0x1EE0;
+ else
+ ms_card->capacity = 0x3DE0;
+ } else {
+ if (j < 5)
+ ms_card->capacity = 0x7BC0;
+ else if (j < 0xA)
+ ms_card->capacity = 0xF7C0;
+ else if (j < 0x11)
+ ms_card->capacity = 0x1EF80;
+ else
+ ms_card->capacity = 0x3DF00;
+ }
+#else
+ eblock_cnt = ((u16) ptr[10] << 8) | ptr[11];
+
+ ms_card->capacity = ((u32) eblock_cnt - 2) << ms_card->block_shift;
+#endif
+
+ chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity;
+
+ if (ptr[15]) {
+ retval = ms_set_rw_reg_addr(chip, 0, 0, SystemParm, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ RTS51X_WRITE_REG(chip, PPBUF_BASE2, 0xFF, 0x88);
+ RTS51X_WRITE_REG(chip, PPBUF_BASE2 + 1, 0xFF, 0);
+
+ retval =
+ ms_transfer_tpc(chip, MS_TM_WRITE_BYTES, WRITE_REG, 1,
+ NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ RTS51X_WRITE_REG(chip, MS_CFG, 0x58 | MS_NO_CHECK_INT,
+ MS_BUS_WIDTH_4 | PUSH_TIME_ODD |
+ MS_NO_CHECK_INT);
+
+ ms_card->ms_type |= MS_4BIT;
+ }
+
+ if (CHK_MS4BIT(ms_card))
+ chip->card_bus_width[chip->card2lun[MS_CARD]] = 4;
+ else
+ chip->card_bus_width[chip->card2lun[MS_CARD]] = 1;
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_init_l2p_tbl(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int size, i, seg_no, retval;
+ u16 defect_block, reg_addr;
+ u8 val1, val2;
+
+ ms_card->segment_cnt = ms_card->total_block >> 9;
+ RTS51X_DEBUGP("ms_card->segment_cnt = %d\n", ms_card->segment_cnt);
+
+ size = ms_card->segment_cnt * sizeof(struct zone_entry);
+ ms_card->segment = vmalloc(size);
+ if (ms_card->segment == NULL)
+ TRACE_RET(chip, STATUS_FAIL);
+ memset(ms_card->segment, 0, size);
+
+ retval = ms_read_page(chip, ms_card->boot_block, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, INIT_FAIL);
+
+ reg_addr = PPBUF_BASE2;
+ for (i = 0; i < (((ms_card->total_block >> 9) * 10) + 1); i++) {
+ retval = rts51x_read_register(chip, reg_addr++, &val1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, INIT_FAIL);
+ retval = rts51x_read_register(chip, reg_addr++, &val2);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, INIT_FAIL);
+
+ defect_block = ((u16) val1 << 8) | val2;
+ if (defect_block == 0xFFFF)
+ break;
+ seg_no = defect_block / 512;
+ ms_card->segment[seg_no].defect_list[ms_card->segment[seg_no].
+ disable_count++] =
+ defect_block;
+ }
+
+ for (i = 0; i < ms_card->segment_cnt; i++) {
+ ms_card->segment[i].build_flag = 0;
+ ms_card->segment[i].l2p_table = NULL;
+ ms_card->segment[i].free_table = NULL;
+ ms_card->segment[i].get_index = 0;
+ ms_card->segment[i].set_index = 0;
+ ms_card->segment[i].unused_blk_cnt = 0;
+
+ RTS51X_DEBUGP("defective block count of segment %d is %d\n",
+ i, ms_card->segment[i].disable_count);
+ }
+
+ return STATUS_SUCCESS;
+
+INIT_FAIL:
+ if (ms_card->segment) {
+ vfree(ms_card->segment);
+ ms_card->segment = NULL;
+ }
+
+ return STATUS_FAIL;
+}
+
+static u16 ms_get_l2p_tbl(struct rts51x_chip *chip, int seg_no, u16 log_off)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+
+ if (ms_card->segment == NULL)
+ return 0xFFFF;
+
+ segment = &(ms_card->segment[seg_no]);
+
+ if (segment->l2p_table)
+ return segment->l2p_table[log_off];
+
+ return 0xFFFF;
+}
+
+static void ms_set_l2p_tbl(struct rts51x_chip *chip, int seg_no, u16 log_off,
+ u16 phy_blk)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+
+ if (ms_card->segment == NULL)
+ return;
+
+ segment = &(ms_card->segment[seg_no]);
+ if (segment->l2p_table)
+ segment->l2p_table[log_off] = phy_blk;
+}
+
+static void ms_set_unused_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+ int seg_no;
+
+ seg_no = (int)phy_blk >> 9;
+ segment = &(ms_card->segment[seg_no]);
+
+ segment->free_table[segment->set_index++] = phy_blk;
+ if (segment->set_index >= MS_FREE_TABLE_CNT)
+ segment->set_index = 0;
+ segment->unused_blk_cnt++;
+}
+
+static u16 ms_get_unused_block(struct rts51x_chip *chip, int seg_no)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+ u16 phy_blk;
+
+ segment = &(ms_card->segment[seg_no]);
+
+ if (segment->unused_blk_cnt <= 0)
+ return 0xFFFF;
+
+ phy_blk = segment->free_table[segment->get_index];
+ segment->free_table[segment->get_index++] = 0xFFFF;
+ if (segment->get_index >= MS_FREE_TABLE_CNT)
+ segment->get_index = 0;
+ segment->unused_blk_cnt--;
+
+ return phy_blk;
+}
+
+static const unsigned short ms_start_idx[] = {
+ 0, 494, 990, 1486, 1982, 2478, 2974, 3470,
+ 3966, 4462, 4958, 5454, 5950, 6446, 6942, 7438, 7934
+};
+
+static int ms_arbitrate_l2p(struct rts51x_chip *chip, u16 phy_blk, u16 log_off,
+ u8 us1, u8 us2)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+ int seg_no;
+ u16 tmp_blk;
+
+ seg_no = (int)phy_blk >> 9;
+ segment = &(ms_card->segment[seg_no]);
+ tmp_blk = segment->l2p_table[log_off];
+
+ if (us1 != us2) {
+ if (us1 == 0) {
+ if (!(chip->card_wp & MS_CARD))
+ ms_erase_block(chip, tmp_blk);
+ ms_set_unused_block(chip, tmp_blk);
+ segment->l2p_table[log_off] = phy_blk;
+ } else {
+ if (!(chip->card_wp & MS_CARD))
+ ms_erase_block(chip, phy_blk);
+ ms_set_unused_block(chip, phy_blk);
+ }
+ } else {
+ if (phy_blk < tmp_blk) {
+ if (!(chip->card_wp & MS_CARD))
+ ms_erase_block(chip, phy_blk);
+ ms_set_unused_block(chip, phy_blk);
+ } else {
+ if (!(chip->card_wp & MS_CARD))
+ ms_erase_block(chip, tmp_blk);
+ ms_set_unused_block(chip, tmp_blk);
+ segment->l2p_table[log_off] = phy_blk;
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_build_l2p_tbl(struct rts51x_chip *chip, int seg_no)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct zone_entry *segment;
+ int retval, table_size, disable_cnt, defect_flag, i;
+ u16 start, end, phy_blk, log_blk, tmp_blk;
+ u8 extra[MS_EXTRA_SIZE], us1, us2;
+
+ RTS51X_DEBUGP("ms_build_l2p_tbl: %d\n", seg_no);
+
+ if (ms_card->segment == NULL) {
+ retval = ms_init_l2p_tbl(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ if (ms_card->segment[seg_no].build_flag) {
+ RTS51X_DEBUGP("l2p table of segment %d has been built\n",
+ seg_no);
+ return STATUS_SUCCESS;
+ }
+
+ if (seg_no == 0)
+ table_size = 494;
+ else
+ table_size = 496;
+
+ segment = &(ms_card->segment[seg_no]);
+
+ if (segment->l2p_table == NULL) {
+ segment->l2p_table = vmalloc(table_size * 2);
+ if (segment->l2p_table == NULL)
+ TRACE_GOTO(chip, BUILD_FAIL);
+ }
+ memset((u8 *) (segment->l2p_table), 0xff, table_size * 2);
+
+ if (segment->free_table == NULL) {
+ segment->free_table = vmalloc(MS_FREE_TABLE_CNT * 2);
+ if (segment->free_table == NULL)
+ TRACE_GOTO(chip, BUILD_FAIL);
+ }
+ memset((u8 *) (segment->free_table), 0xff, MS_FREE_TABLE_CNT * 2);
+
+ start = (u16) seg_no << 9;
+ end = (u16) (seg_no + 1) << 9;
+
+ disable_cnt = segment->disable_count;
+
+ segment->get_index = segment->set_index = 0;
+ segment->unused_blk_cnt = 0;
+
+ for (phy_blk = start; phy_blk < end; phy_blk++) {
+ if (disable_cnt) {
+ defect_flag = 0;
+ for (i = 0; i < segment->disable_count; i++) {
+ if (phy_blk == segment->defect_list[i]) {
+ defect_flag = 1;
+ break;
+ }
+ }
+ if (defect_flag) {
+ disable_cnt--;
+ continue;
+ }
+ }
+
+ retval =
+ ms_read_extra_data(chip, phy_blk, 0, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS) {
+ RTS51X_DEBUGP("read extra data fail\n");
+ ms_set_bad_block(chip, phy_blk);
+ continue;
+ }
+
+ if (seg_no == ms_card->segment_cnt - 1) {
+ if (!(extra[1] & NOT_TRANSLATION_TABLE)) {
+ if (!(chip->card_wp & MS_CARD)) {
+ retval = ms_erase_block(chip, phy_blk);
+ if (retval != STATUS_SUCCESS)
+ continue;
+ extra[2] = 0xff;
+ extra[3] = 0xff;
+ }
+ }
+ }
+
+ if (!(extra[0] & BLOCK_OK))
+ continue;
+ if (!(extra[1] & NOT_BOOT_BLOCK))
+ continue;
+ if ((extra[0] & PAGE_OK) != PAGE_OK)
+ continue;
+
+ log_blk = ((u16) extra[2] << 8) | extra[3];
+
+ if (log_blk == 0xFFFF) {
+ if (!(chip->card_wp & MS_CARD)) {
+ retval = ms_erase_block(chip, phy_blk);
+ if (retval != STATUS_SUCCESS)
+ continue;
+ }
+ ms_set_unused_block(chip, phy_blk);
+ continue;
+ }
+
+ if ((log_blk < ms_start_idx[seg_no]) ||
+ (log_blk >= ms_start_idx[seg_no + 1])) {
+ if (!(chip->card_wp & MS_CARD)) {
+ retval = ms_erase_block(chip, phy_blk);
+ if (retval != STATUS_SUCCESS)
+ continue;
+ }
+ ms_set_unused_block(chip, phy_blk);
+ continue;
+ }
+
+ if (segment->l2p_table[log_blk - ms_start_idx[seg_no]] ==
+ 0xFFFF) {
+ segment->l2p_table[log_blk - ms_start_idx[seg_no]] =
+ phy_blk;
+ continue;
+ }
+
+ us1 = extra[0] & 0x10;
+ tmp_blk = segment->l2p_table[log_blk - ms_start_idx[seg_no]];
+ retval =
+ ms_read_extra_data(chip, tmp_blk, 0, extra, MS_EXTRA_SIZE);
+ if (retval != STATUS_SUCCESS)
+ continue;
+ us2 = extra[0] & 0x10;
+
+ (void)ms_arbitrate_l2p(chip, phy_blk,
+ log_blk - ms_start_idx[seg_no], us1,
+ us2);
+ continue;
+ }
+
+ segment->build_flag = 1;
+
+ RTS51X_DEBUGP("unused block count: %d\n", segment->unused_blk_cnt);
+
+ if (seg_no == ms_card->segment_cnt - 1) {
+ if (segment->unused_blk_cnt < 2)
+ chip->card_wp |= MS_CARD;
+ } else {
+ if (segment->unused_blk_cnt < 1)
+ chip->card_wp |= MS_CARD;
+ }
+
+ if (chip->card_wp & MS_CARD)
+ return STATUS_SUCCESS;
+
+ for (log_blk = ms_start_idx[seg_no]; log_blk < ms_start_idx[seg_no + 1];
+ log_blk++) {
+ if (segment->l2p_table[log_blk - ms_start_idx[seg_no]] ==
+ 0xFFFF) {
+ phy_blk = ms_get_unused_block(chip, seg_no);
+ if (phy_blk == 0xFFFF) {
+ chip->card_wp |= MS_CARD;
+ return STATUS_SUCCESS;
+ }
+ retval = ms_init_page(chip, phy_blk, log_blk, 0, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, BUILD_FAIL);
+ segment->l2p_table[log_blk - ms_start_idx[seg_no]] =
+ phy_blk;
+ if (seg_no == ms_card->segment_cnt - 1) {
+ if (segment->unused_blk_cnt < 2) {
+ chip->card_wp |= MS_CARD;
+ return STATUS_SUCCESS;
+ }
+ } else {
+ if (segment->unused_blk_cnt < 1) {
+ chip->card_wp |= MS_CARD;
+ return STATUS_SUCCESS;
+ }
+ }
+ }
+ }
+
+ if (seg_no == 0) {
+ for (log_blk = 0; log_blk < 494; log_blk++) {
+ tmp_blk = segment->l2p_table[log_blk];
+ if (tmp_blk < ms_card->boot_block) {
+ RTS51X_DEBUGP("Boot block is not the first"
+ "normal block.\n");
+
+ if (chip->card_wp & MS_CARD)
+ break;
+
+ phy_blk = ms_get_unused_block(chip, 0);
+#ifdef MS_SPEEDUP
+ retval =
+ ms_auto_copy_page(chip, tmp_blk, phy_blk,
+ log_blk, 0,
+ ms_card->page_off + 1);
+#else
+ retval = ms_copy_page(chip, tmp_blk, phy_blk,
+ log_blk, 0,
+ ms_card->page_off + 1);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ segment->l2p_table[log_blk] = phy_blk;
+
+ retval = ms_set_bad_block(chip, tmp_blk);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ }
+ }
+
+ return STATUS_SUCCESS;
+
+BUILD_FAIL:
+ segment->build_flag = 0;
+ if (segment->l2p_table) {
+ vfree(segment->l2p_table);
+ segment->l2p_table = NULL;
+ }
+ if (segment->free_table) {
+ vfree(segment->free_table);
+ segment->free_table = NULL;
+ }
+
+ return STATUS_FAIL;
+}
+
+int reset_ms_card(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ memset(ms_card, 0, sizeof(struct ms_info));
+
+ enable_card_clock(chip, MS_CARD);
+
+ retval = rts51x_select_card(chip, MS_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_card->ms_type = 0;
+ ms_card->last_rw_int = 0;
+
+ retval = reset_ms_pro(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (ms_card->check_ms_flow) {
+ retval = reset_ms(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (chip->option.reset_or_rw_fail_set_pad_drive) {
+ rts51x_write_register(chip,
+ CARD_DRIVE_SEL, SD20_DRIVE_MASK,
+ DRIVE_8mA);
+ }
+ TRACE_RET(chip, retval);
+ }
+ } else {
+ if (chip->option.reset_or_rw_fail_set_pad_drive) {
+ rts51x_write_register(chip, CARD_DRIVE_SEL,
+ SD20_DRIVE_MASK,
+ DRIVE_8mA);
+ }
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ retval = ms_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!CHK_MSPRO(ms_card)) {
+ retval = ms_build_l2p_tbl(chip, ms_card->total_block / 512 - 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ RTS51X_DEBUGP("ms_card->ms_type = 0x%x\n", ms_card->ms_type);
+
+ return STATUS_SUCCESS;
+}
+
+static int mspro_set_rw_cmd(struct rts51x_chip *chip, u32 start_sec,
+ u16 sec_cnt, u8 cmd)
+{
+ int retval, i;
+ u8 data[8];
+
+ data[0] = cmd;
+ data[1] = (u8) (sec_cnt >> 8);
+ data[2] = (u8) sec_cnt;
+ data[3] = (u8) (start_sec >> 24);
+ data[4] = (u8) (start_sec >> 16);
+ data[5] = (u8) (start_sec >> 8);
+ data[6] = (u8) start_sec;
+ data[7] = 0;
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, PRO_EX_SET_CMD, 7, WAIT_INT, data, 8);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+void mspro_stop_seq_mode(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ if (ms_card->seq_mode) {
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ return;
+
+ ms_card->seq_mode = 0;
+ ms_card->total_sec_cnt = 0;
+ ms_card->last_rw_int = 0;
+ ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH,
+ FIFO_FLUSH);
+ }
+}
+
+static inline int ms_auto_tune_clock(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ if (chip->asic_code) {
+ if (ms_card->ms_clock > 30)
+ ms_card->ms_clock -= 20;
+ } else {
+ if (ms_card->ms_clock == CLK_80)
+ ms_card->ms_clock = CLK_60;
+ else if (ms_card->ms_clock == CLK_60)
+ ms_card->ms_clock = CLK_40;
+ }
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int mspro_rw_multi_sector(struct scsi_cmnd *srb,
+ struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, mode_2k = 0;
+ u16 count;
+ u8 val, trans_mode, rw_tpc, rw_cmd;
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ ms_card->counter = 0;
+
+ if (CHK_MSHG(ms_card)) {
+ if ((start_sector % 4) || (sector_cnt % 4)) {
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ rw_tpc = PRO_READ_LONG_DATA;
+ rw_cmd = PRO_READ_DATA;
+ } else {
+ rw_tpc = PRO_WRITE_LONG_DATA;
+ rw_cmd = PRO_WRITE_DATA;
+ }
+ } else {
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ rw_tpc = PRO_READ_QUAD_DATA;
+ rw_cmd = PRO_READ_2K_DATA;
+ } else {
+ rw_tpc = PRO_WRITE_QUAD_DATA;
+ rw_cmd = PRO_WRITE_2K_DATA;
+ }
+ mode_2k = 1;
+ }
+ } else {
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ rw_tpc = PRO_READ_LONG_DATA;
+ rw_cmd = PRO_READ_DATA;
+ } else {
+ rw_tpc = PRO_WRITE_LONG_DATA;
+ rw_cmd = PRO_WRITE_DATA;
+ }
+ }
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (srb->sc_data_direction == DMA_FROM_DEVICE)
+ trans_mode = MS_TM_AUTO_READ;
+ else
+ trans_mode = MS_TM_AUTO_WRITE;
+
+ val = ms_card->last_rw_int;
+
+ if (ms_card->seq_mode) {
+ if ((ms_card->pre_dir != srb->sc_data_direction)
+ || ((ms_card->pre_sec_addr + ms_card->pre_sec_cnt) !=
+ start_sector)
+ || (mode_2k && (ms_card->seq_mode & MODE_512_SEQ))
+ || (!mode_2k && (ms_card->seq_mode & MODE_2K_SEQ))
+ || !(val & MS_INT_BREQ)
+ || ((ms_card->total_sec_cnt + sector_cnt) > 0xFE00)) {
+ ms_card->seq_mode = 0;
+ ms_card->total_sec_cnt = 0;
+ ms_card->last_rw_int = 0;
+ if (val & MS_INT_BREQ) {
+ retval = ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL,
+ FIFO_FLUSH, FIFO_FLUSH);
+ }
+ }
+ }
+
+ if (!ms_card->seq_mode) {
+ ms_card->total_sec_cnt = 0;
+ if (sector_cnt >= 0x80) {
+ if ((ms_card->capacity - start_sector) > 0xFE00)
+ count = 0xFE00;
+ else
+ count =
+ (u16) (ms_card->capacity - start_sector);
+ if (count > sector_cnt) {
+ if (mode_2k)
+ ms_card->seq_mode |= MODE_2K_SEQ;
+ else
+ ms_card->seq_mode |= MODE_512_SEQ;
+ }
+ } else {
+ count = sector_cnt;
+ }
+ retval = mspro_set_rw_cmd(chip, start_sector, count, rw_cmd);
+ if (retval != STATUS_SUCCESS) {
+ ms_card->seq_mode = 0;
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ retval =
+ ms_transfer_data(chip, trans_mode, rw_tpc, sector_cnt, WAIT_INT,
+ mode_2k, scsi_sg_count(srb), scsi_sglist(srb),
+ scsi_bufflen(srb));
+ if (retval != STATUS_SUCCESS) {
+ ms_card->seq_mode = 0;
+ rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+ rts51x_clear_ms_error(chip);
+ if (val & MS_INT_BREQ)
+ ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+ if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+ RTS51X_DEBUGP("MSPro CRC error, tune clock!\n");
+ ms_auto_tune_clock(chip);
+ }
+
+ TRACE_RET(chip, retval);
+ }
+
+ ms_card->pre_sec_addr = start_sector;
+ ms_card->pre_sec_cnt = sector_cnt;
+ ms_card->pre_dir = srb->sc_data_direction;
+ ms_card->total_sec_cnt += sector_cnt;
+
+ return STATUS_SUCCESS;
+}
+
+static int mspro_read_format_progress(struct rts51x_chip *chip,
+ const int short_data_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u32 total_progress, cur_progress;
+ u8 cnt, tmp;
+ u8 data[8];
+
+ ms_card->format_status = FORMAT_FAIL;
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+
+ if ((tmp & (MS_INT_CED | MS_INT_CMDNK | MS_INT_ERR)) == MS_INT_CED) {
+ ms_card->format_status = FORMAT_SUCCESS;
+ ms_card->pro_under_formatting = 0;
+ return STATUS_SUCCESS;
+ }
+ if (!
+ ((tmp & (MS_INT_BREQ | MS_INT_CED | MS_INT_CMDNK | MS_INT_ERR)) ==
+ MS_INT_BREQ)) {
+ ms_card->pro_under_formatting = 0;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (short_data_len >= 256)
+ cnt = 0;
+ else
+ cnt = (u8) short_data_len;
+
+ retval =
+ ms_read_bytes(chip, PRO_READ_SHORT_DATA, cnt, WAIT_INT, data, 8);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ total_progress =
+ (data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3];
+ cur_progress =
+ (data[4] << 24) | (data[5] << 16) | (data[6] << 8) | data[7];
+
+ RTS51X_DEBUGP("total_progress = %d, cur_progress = %d\n",
+ total_progress, cur_progress);
+
+ if (total_progress == 0) {
+ ms_card->progress = 0;
+ } else {
+ u64 ulltmp = (u64) cur_progress * (u64) 65535;
+ do_div(ulltmp, total_progress);
+ ms_card->progress = (u16) ulltmp;
+ }
+ RTS51X_DEBUGP("progress = %d\n", ms_card->progress);
+
+ for (i = 0; i < 2500; i++) {
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+ if (tmp &
+ (MS_INT_CED | MS_INT_CMDNK | MS_INT_BREQ | MS_INT_ERR))
+ break;
+
+ wait_timeout(1);
+ }
+
+ if (i == 2500)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_DEBUGP("MSPro format tmp:%d\n", tmp);
+
+ if (tmp & (MS_INT_CMDNK | MS_INT_ERR))
+ TRACE_RET(chip, STATUS_FAIL);
+ if (tmp & MS_INT_CED) {
+ ms_card->format_status = FORMAT_SUCCESS;
+ ms_card->pro_under_formatting = 0;
+ } else if (tmp & MS_INT_BREQ) {
+ ms_card->format_status = FORMAT_IN_PROGRESS;
+ } else {
+ ms_card->format_status = FORMAT_FAIL;
+ ms_card->pro_under_formatting = 0;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ RTS51X_DEBUGP("MSPro format format_status:%d\n",
+ ms_card->format_status);
+
+ return STATUS_SUCCESS;
+}
+
+void mspro_polling_format_status(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int i;
+
+ if (ms_card->pro_under_formatting) {
+ for (i = 0; i < 65535; i++) {
+ mspro_read_format_progress(chip, MS_SHORT_DATA_LEN);
+ if (ms_card->format_status != FORMAT_IN_PROGRESS)
+ break;
+ }
+ }
+
+ return;
+}
+
+void mspro_format_sense(struct rts51x_chip *chip, unsigned int lun)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ if (CHK_FORMAT_STATUS(ms_card, FORMAT_SUCCESS)) {
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ ms_card->pro_under_formatting = 0;
+ ms_card->progress = 0;
+ } else if (CHK_FORMAT_STATUS(ms_card, FORMAT_IN_PROGRESS)) {
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
+ 0, (u16) (ms_card->progress));
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED);
+ ms_card->pro_under_formatting = 0;
+ ms_card->progress = 0;
+ }
+}
+
+int mspro_format(struct scsi_cmnd *srb, struct rts51x_chip *chip,
+ int short_data_len, int quick_format)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 buf[8], tmp;
+ u16 para;
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_set_rw_reg_addr(chip, 0x00, 0x00, Pro_TPCParm, 0x01);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ memset(buf, 0, 2);
+ switch (short_data_len) {
+ case 32:
+ buf[0] = 0;
+ break;
+ case 64:
+ buf[0] = 1;
+ break;
+ case 128:
+ buf[0] = 2;
+ break;
+ case 256:
+ default:
+ buf[0] = 3;
+ break;
+ }
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_REG, 1, NO_WAIT_INT, buf, 2);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+ /* Format command */
+ if (quick_format)
+ para = 0x0000;
+ else
+ para = 0x0001;
+ retval = mspro_set_rw_cmd(chip, 0, para, PRO_FORMAT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Check INT */
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+ if (tmp & (MS_INT_CMDNK | MS_INT_ERR))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if ((tmp & (MS_INT_BREQ | MS_INT_CED)) == MS_INT_BREQ) {
+ ms_card->pro_under_formatting = 1;
+ ms_card->progress = 0;
+ ms_card->format_status = FORMAT_IN_PROGRESS;
+ return STATUS_SUCCESS;
+ }
+
+ if (tmp & MS_INT_CED) {
+ ms_card->pro_under_formatting = 0;
+ ms_card->progress = 0;
+ ms_card->format_status = FORMAT_SUCCESS;
+ set_sense_type(chip, SCSI_LUN(srb), SENSE_TYPE_NO_SENSE);
+ return STATUS_SUCCESS;
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+#ifdef MS_SPEEDUP
+static int ms_read_multiple_pages(struct rts51x_chip *chip, u16 phy_blk,
+ u16 log_blk, u8 start_page, u8 end_page,
+ u8 *buf, void **ptr, unsigned int *offset)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ int send_blkend;
+ u8 extra[MS_EXTRA_SIZE], val1, val2, data[6];
+ u8 page_cnt = end_page - start_page, page_addr, sec_cnt;
+
+ if (end_page != (ms_card->page_off + 1))
+ send_blkend = 1;
+ else
+ send_blkend = 0;
+
+ retval =
+ ms_read_extra_data(chip, phy_blk, start_page, extra, MS_EXTRA_SIZE);
+ if (retval == STATUS_SUCCESS) {
+ if ((extra[1] & 0x30) != 0x30) {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (phy_blk >> 8);
+ data[3] = (u8) phy_blk;
+ /* Page Number
+ * Extra data access mode */
+ data[4] = 0;
+ data[5] = start_page;
+
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+ BLOCK_READ, WAIT_INT, data, 6, &val1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_init_cmd(chip);
+
+ if (send_blkend)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND,
+ SET_BLKEND);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, WAIT_INT,
+ NO_WAIT_INT);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+ (u8) page_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, READ_PAGE_DATA);
+
+ trans_dma_enable(DMA_FROM_DEVICE, chip, 512 * page_cnt, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_MULTI_READ);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDIR | STAGE_MS_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip), (void *)buf,
+ ptr, offset, 512 * page_cnt,
+ scsi_sg_count(chip->srb), NULL, 2000);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_ms_error(chip);
+ if (retval == STATUS_TIMEDOUT)
+ TRACE_RET(chip, retval);
+ TRACE_GOTO(chip, Fail);
+ }
+ retval = rts51x_get_rsp(chip, 3, 200);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_ms_error(chip);
+ if (retval == STATUS_TIMEDOUT)
+ TRACE_RET(chip, retval);
+ TRACE_GOTO(chip, Fail);
+ }
+
+ return STATUS_SUCCESS;
+
+Fail:
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, MS_SECTOR_CNT_L, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR | STAGE_MS_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 3, 200);
+
+ if (CHECK_MS_TRANS_FAIL(chip, retval))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ sec_cnt = chip->rsp_buf[0];
+ RTS51X_DEBUGP("%d pages need be trasferred, %d pages remained\n",
+ (int)page_cnt, (int)sec_cnt);
+ page_addr = start_page + (page_cnt - sec_cnt);
+
+ if (CHK_MS4BIT(ms_card)) {
+ val1 = chip->rsp_buf[1];
+ RTS51X_DEBUGP("MS_TRANS_CFG: 0x%x\n", val1);
+ } else {
+ val1 = 0;
+ }
+
+ val2 = chip->rsp_buf[2];
+ RTS51X_DEBUGP("GET_INT: 0x%x\n", val2);
+
+ if ((val1 & INT_CMDNK) || (val2 & INT_REG_CMDNK)) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if ((val1 & INT_ERR) || (val2 & INT_REG_ERR)) {
+ if ((val1 & INT_BREQ) || (val2 & INT_REG_BREQ)) {
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (!(chip->card_wp & MS_CARD)) {
+ reset_ms(chip);
+ ms_set_page_status(log_blk, setPS_NG,
+ extra, MS_EXTRA_SIZE);
+ ms_write_extra_data(chip, phy_blk,
+ page_addr, extra,
+ MS_EXTRA_SIZE);
+ }
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ if (CHK_MS4BIT(ms_card)) {
+ if (!(val1 & INT_BREQ) && !(val2 & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ if (!(val2 & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_write_multiple_pages(struct rts51x_chip *chip, u16 old_blk,
+ u16 new_blk, u16 log_blk, u8 start_page,
+ u8 end_page, u8 *buf, void **ptr,
+ unsigned int *offset)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ int send_blkend;
+ u8 val, data[16];
+ u8 page_cnt = end_page - start_page;
+
+ if ((end_page == (ms_card->page_off + 1)) || (page_cnt == 1))
+ send_blkend = 0;
+ else
+ send_blkend = 1;
+
+ if (!start_page) {
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (old_blk >> 8);
+ data[3] = (u8) old_blk;
+ data[4] = 0x80;
+ data[5] = 0;
+ data[6] = 0xEF;
+ data[7] = 0xFF;
+
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE,
+ SystemParm, 7, BLOCK_WRITE, WAIT_INT, data,
+ 7, &val);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ (6 + MS_EXTRA_SIZE));
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (new_blk >> 8);
+ data[3] = (u8) new_blk;
+ /* Page Number
+ * Extra data access mode */
+ if (page_cnt == 1) {
+ /* Single page access mode */
+ data[4] = 0x20;
+ } else {
+ /* Block access mode */
+ data[4] = 0;
+ }
+ data[5] = start_page;
+ data[6] = 0xF8;
+ data[7] = 0xFF;
+ data[8] = (u8) (log_blk >> 8);
+ data[9] = (u8) log_blk;
+
+ for (i = 0x0A; i < 0x10; i++) {
+ /* ECC */
+ data[i] = 0xFF;
+ }
+
+ retval =
+ ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ (6 + MS_EXTRA_SIZE), BLOCK_WRITE, WAIT_INT, data,
+ 16, &val);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_init_cmd(chip);
+
+ if (send_blkend)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND,
+ SET_BLKEND);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, WAIT_INT,
+ NO_WAIT_INT);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+ (u8) page_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, WRITE_PAGE_DATA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+
+ trans_dma_enable(DMA_TO_DEVICE, chip, 512 * page_cnt, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_MULTI_WRITE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+ MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR | STAGE_MS_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip), (void *)buf,
+ ptr, offset, 512 * page_cnt,
+ scsi_sg_count(chip->srb), NULL, 2000);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval = rts51x_get_rsp(chip, 3, 2000);
+
+
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+#else
+
+static int ms_read_multiple_pages(struct rts51x_chip *chip, u16 phy_blk,
+ u16 log_blk, u8 start_page, u8 end_page,
+ u8 *buf, void **ptr, unsigned int *offset)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 extra[MS_EXTRA_SIZE], page_addr, val, trans_cfg, data[6];
+
+ retval =
+ ms_read_extra_data(chip, phy_blk, start_page, extra, MS_EXTRA_SIZE);
+ if (retval == STATUS_SUCCESS) {
+ if ((extra[1] & 0x30) != 0x30) {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Write REG */
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (phy_blk >> 8);
+ data[3] = (u8) phy_blk;
+ /* Page Number
+ * Extra data access mode */
+ data[4] = 0;
+ data[5] = start_page;
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ for (page_addr = start_page; page_addr < end_page; page_addr++) {
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+ ms_set_err_code(chip, MS_NO_CARD);
+ chip->card_exist &= ~MS_CARD;
+ chip->card_ready &= ~MS_CARD;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ /* GET_INT Register */
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & INT_REG_ERR) {
+ if (val & INT_REG_BREQ) {
+ retval = ms_read_status_reg(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (!(chip->card_wp & MS_CARD)) {
+ reset_ms(chip);
+ ms_set_page_status(log_blk,
+ setPS_NG, extra,
+ MS_EXTRA_SIZE);
+ ms_write_extra_data(chip,
+ phy_blk, page_addr,
+ extra, MS_EXTRA_SIZE);
+ }
+ ms_set_err_code(chip,
+ MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ if (!(val & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ if (page_addr == (end_page - 1)) {
+ if (!(val & INT_REG_CED)) {
+ retval = ms_send_cmd(chip, BLOCK_END, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ retval =
+ ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+ 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (!(val & INT_REG_CED)) {
+ ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ trans_cfg = NO_WAIT_INT;
+ } else {
+ trans_cfg = WAIT_INT;
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF,
+ READ_PAGE_DATA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+ trans_cfg);
+
+ trans_dma_enable(DMA_FROM_DEVICE, chip, 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_NORMAL_READ);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
+ MS_TRANSFER_END, MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip),
+ (void *)buf, ptr, offset, 512,
+ scsi_sg_count(chip->srb), NULL,
+ 2000);
+ if (retval != STATUS_SUCCESS) {
+ if (retval == STATUS_TIMEDOUT) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+ if (retval != STATUS_SUCCESS) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+ ms_set_err_code(chip, MS_CRC16_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ retval = rts51x_get_rsp(chip, 1, 2000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ if (retval == STATUS_TIMEDOUT) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+ if (retval != STATUS_SUCCESS) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, retval);
+ }
+ if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+ ms_set_err_code(chip, MS_CRC16_ERROR);
+ rts51x_clear_ms_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_write_multiple_pages(struct rts51x_chip *chip, u16 old_blk,
+ u16 new_blk, u16 log_blk, u8 start_page,
+ u8 end_page, u8 *buf, void **ptr,
+ unsigned int *offset)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ u8 page_addr, val, data[16];
+
+ if (!start_page) {
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE,
+ SystemParm, 7);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (old_blk >> 8);
+ data[3] = (u8) old_blk;
+ data[4] = 0x80;
+ data[5] = 0;
+ data[6] = 0xEF;
+ data[7] = 0xFF;
+
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 7, NO_WAIT_INT, data, 8);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* GET_INT Register */
+ ms_set_err_code(chip, MS_NO_ERROR);
+ retval =
+ ms_transfer_tpc(chip, MS_TM_READ_BYTES, GET_INT, 1,
+ NO_WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+ (6 + MS_EXTRA_SIZE));
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (CHK_MS4BIT(ms_card)) {
+ /* Parallel interface */
+ data[0] = 0x88;
+ } else {
+ /* Serial interface */
+ data[0] = 0x80;
+ }
+ /* Block Address */
+ data[1] = 0;
+ data[2] = (u8) (new_blk >> 8);
+ data[3] = (u8) new_blk;
+ /* Page Number
+ * Extra data access mode */
+ if ((end_page - start_page) == 1) {
+ /* Single page access mode */
+ data[4] = 0x20;
+ } else {
+ /* Block access mode */
+ data[4] = 0;
+ }
+ data[5] = start_page;
+ data[6] = 0xF8;
+ data[7] = 0xFF;
+ data[8] = (u8) (log_blk >> 8);
+ data[9] = (u8) log_blk;
+
+ for (i = 0x0A; i < 0x10; i++) {
+ /* ECC */
+ data[i] = 0xFF;
+ }
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, WRITE_REG, 6 + MS_EXTRA_SIZE,
+ NO_WAIT_INT, data, 16);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+ /* GET_INT Register */
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ for (page_addr = start_page; page_addr < end_page; page_addr++) {
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+ ms_set_err_code(chip, MS_NO_CARD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (val & INT_REG_CMDNK) {
+ ms_set_err_code(chip, MS_CMD_NK);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (val & INT_REG_ERR) {
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (!(val & INT_REG_BREQ)) {
+ ms_set_err_code(chip, MS_BREQ_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ udelay(30);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF,
+ WRITE_PAGE_DATA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+ WAIT_INT);
+
+ trans_dma_enable(DMA_TO_DEVICE, chip, 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_NORMAL_WRITE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
+ MS_TRANSFER_END, MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip),
+ (void *)buf, ptr, offset, 512,
+ scsi_sg_count(chip->srb), NULL,
+ 2000);
+ if (retval != STATUS_SUCCESS) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+
+ if (retval == STATUS_TIMEDOUT)
+ TRACE_RET(chip, STATUS_TIMEDOUT);
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = rts51x_get_rsp(chip, 1, 2000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+ ms_set_err_code(chip, MS_TO_ERROR);
+ rts51x_clear_ms_error(chip);
+
+ if (retval == STATUS_TIMEDOUT)
+ TRACE_RET(chip, STATUS_TIMEDOUT);
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ /* GET_INT Register */
+ retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if ((end_page - start_page) == 1) {
+ if (!(val & INT_REG_CED)) {
+ /* Command can not be executed */
+ ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ if (page_addr == (end_page - 1)) {
+ if (!(val & INT_REG_CED)) {
+ retval =
+ ms_send_cmd(chip, BLOCK_END,
+ WAIT_INT);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ /* GET_INT Register */
+ retval =
+ ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT,
+ &val, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ if ((page_addr == (end_page - 1))
+ || (page_addr == ms_card->page_off)) {
+ if (!(val & INT_REG_CED)) {
+ ms_set_err_code(chip,
+ MS_FLASH_WRITE_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+ }
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_finish_write(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+ u16 log_blk, u8 page_off)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, seg_no;
+
+#ifdef MS_SPEEDUP
+ retval = ms_auto_copy_page(chip, old_blk, new_blk, log_blk,
+ page_off, ms_card->page_off + 1);
+#else
+ retval = ms_copy_page(chip, old_blk, new_blk, log_blk,
+ page_off, ms_card->page_off + 1);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ seg_no = old_blk >> 9;
+
+ if (MS_TST_BAD_BLOCK_FLG(ms_card)) {
+ MS_CLR_BAD_BLOCK_FLG(ms_card);
+ ms_set_bad_block(chip, old_blk);
+ } else {
+ retval = ms_erase_block(chip, old_blk);
+ if (retval == STATUS_SUCCESS)
+ ms_set_unused_block(chip, old_blk);
+ }
+
+ ms_set_l2p_tbl(chip, seg_no, log_blk - ms_start_idx[seg_no], new_blk);
+
+ return STATUS_SUCCESS;
+}
+
+static int ms_prepare_write(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+ u16 log_blk, u8 start_page)
+{
+ int retval;
+
+ if (start_page) {
+#ifdef MS_SPEEDUP
+ retval =
+ ms_auto_copy_page(chip, old_blk, new_blk, log_blk, 0,
+ start_page);
+#else
+ retval =
+ ms_copy_page(chip, old_blk, new_blk, log_blk, 0,
+ start_page);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int ms_delay_write(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ struct ms_delay_write_tag *delay_write = &(ms_card->delay_write);
+ int retval;
+
+ if (delay_write->delay_write_flag) {
+ retval = ms_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ delay_write->delay_write_flag = 0;
+ retval = ms_finish_write(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ delay_write->logblock,
+ delay_write->pageoff);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static inline void ms_rw_fail(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ if (srb->sc_data_direction == DMA_FROM_DEVICE)
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ else
+ set_sense_type(chip, SCSI_LUN(srb), SENSE_TYPE_MEDIA_WRITE_ERR);
+}
+
+static int ms_rw_multi_sector(struct scsi_cmnd *srb, struct rts51x_chip *chip,
+ u32 start_sector, u16 sector_cnt)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval, seg_no;
+ unsigned int offset = 0;
+ u16 old_blk = 0, new_blk = 0, log_blk, total_sec_cnt = sector_cnt;
+ u8 start_page, end_page = 0, page_cnt;
+ u8 *buf;
+ void *ptr = NULL;
+ struct ms_delay_write_tag *delay_write = &(ms_card->delay_write);
+
+ ms_set_err_code(chip, MS_NO_ERROR);
+
+ ms_card->counter = 0;
+
+ buf = (u8 *) scsi_sglist(srb);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS) {
+ ms_rw_fail(srb, chip);
+ TRACE_RET(chip, retval);
+ }
+
+ log_blk = (u16) (start_sector >> ms_card->block_shift);
+ start_page = (u8) (start_sector & ms_card->page_off);
+
+ for (seg_no = 0; seg_no < sizeof(ms_start_idx) / 2; seg_no++) {
+ if (log_blk < ms_start_idx[seg_no + 1])
+ break;
+ }
+
+ if (ms_card->segment[seg_no].build_flag == 0) {
+ retval = ms_build_l2p_tbl(chip, seg_no);
+ if (retval != STATUS_SUCCESS) {
+ chip->card_fail |= MS_CARD;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ if (delay_write->delay_write_flag &&
+ (delay_write->logblock == log_blk) &&
+ (start_page > delay_write->pageoff)) {
+ delay_write->delay_write_flag = 0;
+#ifdef MS_SPEEDUP
+ retval = ms_auto_copy_page(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ log_blk,
+ delay_write->pageoff,
+ start_page);
+#else
+ retval = ms_copy_page(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ log_blk, delay_write->pageoff,
+ start_page);
+#endif
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ old_blk = delay_write->old_phyblock;
+ new_blk = delay_write->new_phyblock;
+ } else if (delay_write->delay_write_flag &&
+ (delay_write->logblock == log_blk) &&
+ (start_page == delay_write->pageoff)) {
+ delay_write->delay_write_flag = 0;
+ old_blk = delay_write->old_phyblock;
+ new_blk = delay_write->new_phyblock;
+ } else {
+ retval = ms_delay_write(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ old_blk =
+ ms_get_l2p_tbl(chip, seg_no,
+ log_blk - ms_start_idx[seg_no]);
+ new_blk = ms_get_unused_block(chip, seg_no);
+ if ((old_blk == 0xFFFF) || (new_blk == 0xFFFF)) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval =
+ ms_prepare_write(chip, old_blk, new_blk, log_blk,
+ start_page);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, MS_CARD) ==
+ CD_NOT_EXIST) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ }
+ } else {
+ retval = ms_delay_write(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, retval);
+ }
+ old_blk =
+ ms_get_l2p_tbl(chip, seg_no,
+ log_blk - ms_start_idx[seg_no]);
+ if (old_blk == 0xFFFF) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ RTS51X_DEBUGP("seg_no = %d, old_blk = 0x%x, new_blk = 0x%x\n", seg_no,
+ old_blk, new_blk);
+
+ while (total_sec_cnt) {
+ if ((start_page + total_sec_cnt) > (ms_card->page_off + 1))
+ end_page = ms_card->page_off + 1;
+ else
+ end_page = start_page + (u8) total_sec_cnt;
+ page_cnt = end_page - start_page;
+
+ RTS51X_DEBUGP("start_page = %d, end_page = %d,"
+ "page_cnt = %d\n",
+ start_page, end_page, page_cnt);
+
+ if (srb->sc_data_direction == DMA_FROM_DEVICE)
+ retval = ms_read_multiple_pages(chip,
+ old_blk, log_blk,
+ start_page, end_page,
+ buf, &ptr, &offset);
+ else
+ retval = ms_write_multiple_pages(chip, old_blk,
+ new_blk, log_blk,
+ start_page, end_page,
+ buf, &ptr, &offset);
+
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ ms_rw_fail(srb, chip);
+ TRACE_RET(chip, retval);
+ }
+ /* Update L2P table if need */
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ if (end_page == (ms_card->page_off + 1)) {
+ retval = ms_erase_block(chip, old_blk);
+ if (retval == STATUS_SUCCESS)
+ ms_set_unused_block(chip, old_blk);
+ ms_set_l2p_tbl(chip, seg_no,
+ log_blk - ms_start_idx[seg_no],
+ new_blk);
+ }
+ }
+
+ total_sec_cnt -= page_cnt;
+
+ if (total_sec_cnt == 0)
+ break;
+
+ log_blk++;
+
+ for (seg_no = 0; seg_no < sizeof(ms_start_idx) / 2; seg_no++) {
+ if (log_blk < ms_start_idx[seg_no + 1])
+ break;
+ }
+
+ if (ms_card->segment[seg_no].build_flag == 0) {
+ retval = ms_build_l2p_tbl(chip, seg_no);
+ if (retval != STATUS_SUCCESS) {
+ chip->card_fail |= MS_CARD;
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ old_blk =
+ ms_get_l2p_tbl(chip, seg_no,
+ log_blk - ms_start_idx[seg_no]);
+ if (old_blk == 0xFFFF) {
+ ms_rw_fail(srb, chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ new_blk = ms_get_unused_block(chip, seg_no);
+ if (new_blk == 0xFFFF) {
+ ms_rw_fail(srb, chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ RTS51X_DEBUGP("seg_no = %d, old_blk = 0x%x, new_blk = 0x%x\n",
+ seg_no, old_blk, new_blk);
+
+ start_page = 0;
+ }
+
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ if (end_page < (ms_card->page_off + 1)) {
+ delay_write->delay_write_flag = 1;
+ delay_write->old_phyblock = old_blk;
+ delay_write->new_phyblock = new_blk;
+ delay_write->logblock = log_blk;
+ delay_write->pageoff = end_page;
+ }
+ }
+
+ scsi_set_resid(srb, 0);
+
+ return STATUS_SUCCESS;
+}
+
+int ms_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ if (CHK_MSPRO(ms_card))
+ retval =
+ mspro_rw_multi_sector(srb, chip, start_sector, sector_cnt);
+ else
+ retval =
+ ms_rw_multi_sector(srb, chip, start_sector, sector_cnt);
+
+ return retval;
+}
+
+void ms_free_l2p_tbl(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int i = 0;
+
+ if (ms_card->segment != NULL) {
+ for (i = 0; i < ms_card->segment_cnt; i++) {
+ if (ms_card->segment[i].l2p_table != NULL) {
+ vfree(ms_card->segment[i].l2p_table);
+ ms_card->segment[i].l2p_table = NULL;
+ }
+ if (ms_card->segment[i].free_table != NULL) {
+ vfree(ms_card->segment[i].free_table);
+ ms_card->segment[i].free_table = NULL;
+ }
+ }
+ vfree(ms_card->segment);
+ ms_card->segment = NULL;
+ }
+}
+
+void ms_cleanup_work(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ if (CHK_MSPRO(ms_card)) {
+ if (ms_card->seq_mode) {
+ RTS51X_DEBUGP("MS Pro: stop transmission\n");
+ mspro_stop_seq_mode(chip);
+ ms_card->counter = 0;
+ }
+ if (CHK_MSHG(ms_card)) {
+ u8 value;
+ rts51x_read_register(chip, MS_CFG, &value);
+ if (value & MS_2K_SECTOR_MODE)
+ rts51x_write_register(chip, MS_CFG,
+ MS_2K_SECTOR_MODE, 0x00);
+ }
+ } else if ((!CHK_MSPRO(ms_card))
+ && ms_card->delay_write.delay_write_flag) {
+ RTS51X_DEBUGP("MS: delay write\n");
+ ms_delay_write(chip);
+ ms_card->counter = 0;
+ }
+}
+
+int ms_power_off_card3v3(struct rts51x_chip *chip)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, MS_CLK_EN, 0);
+ if (chip->asic_code)
+ ms_pull_ctl_disable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+ FPGA_MS_PULL_CTL_BIT | 0x20,
+ FPGA_MS_PULL_CTL_BIT);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN, 0);
+ if (!chip->option.FT2_fast_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int release_ms_card(struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+
+ RTS51X_DEBUGP("release_ms_card\n");
+
+ ms_card->delay_write.delay_write_flag = 0;
+ ms_card->pro_under_formatting = 0;
+
+ chip->card_ready &= ~MS_CARD;
+ chip->card_fail &= ~MS_CARD;
+ chip->card_wp &= ~MS_CARD;
+
+ ms_free_l2p_tbl(chip);
+
+ rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
+
+ memset(ms_card->raw_sys_info, 0, 96);
+#ifdef SUPPORT_PCGL_1P18
+ memset(ms_card->raw_model_name, 0, 48);
+#endif
+
+ retval = ms_power_off_card3v3(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
diff --git a/drivers/staging/rts5139/ms.h b/drivers/staging/rts5139/ms.h
new file mode 100644
index 0000000..f9d46d2
--- /dev/null
+++ b/drivers/staging/rts5139/ms.h
@@ -0,0 +1,263 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_MS_H
+#define __RTS51X_MS_H
+
+#include "rts51x_chip.h"
+
+#define MS_MAX_RETRY_COUNT 3
+
+#define MS_EXTRA_SIZE 0x9
+
+#define WRT_PRTCT 0x01
+
+/* Error Code */
+#define MS_NO_ERROR 0x00
+#define MS_CRC16_ERROR 0x80
+#define MS_TO_ERROR 0x40
+#define MS_NO_CARD 0x20
+#define MS_NO_MEMORY 0x10
+#define MS_CMD_NK 0x08
+#define MS_FLASH_READ_ERROR 0x04
+#define MS_FLASH_WRITE_ERROR 0x02
+#define MS_BREQ_ERROR 0x01
+#define MS_NOT_FOUND 0x03
+
+/* Transfer Protocol Command */
+#define READ_PAGE_DATA 0x02
+#define READ_REG 0x04
+#define GET_INT 0x07
+#define WRITE_PAGE_DATA 0x0D
+#define WRITE_REG 0x0B
+#define SET_RW_REG_ADRS 0x08
+#define SET_CMD 0x0E
+
+#define PRO_READ_LONG_DATA 0x02
+#define PRO_READ_SHORT_DATA 0x03
+#define PRO_READ_REG 0x04
+#define PRO_READ_QUAD_DATA 0x05
+#define PRO_GET_INT 0x07
+#define PRO_WRITE_LONG_DATA 0x0D
+#define PRO_WRITE_SHORT_DATA 0x0C
+#define PRO_WRITE_QUAD_DATA 0x0A
+#define PRO_WRITE_REG 0x0B
+#define PRO_SET_RW_REG_ADRS 0x08
+#define PRO_SET_CMD 0x0E
+#define PRO_EX_SET_CMD 0x09
+
+#ifdef SUPPORT_MAGIC_GATE
+#define MG_GET_ID 0x40
+#define MG_SET_LID 0x41
+#define MG_GET_LEKB 0x42
+#define MG_SET_RD 0x43
+#define MG_MAKE_RMS 0x44
+#define MG_MAKE_KSE 0x45
+#define MG_SET_IBD 0x46
+#define MG_GET_IBD 0x47
+#endif
+
+#ifdef XC_POWERCLASS
+#define XC_CHG_POWER 0x16
+#endif
+
+/* ++ CMD over Memory Stick */
+/* Flash CMD */
+#define BLOCK_READ 0xAA
+#define BLOCK_WRITE 0x55
+#define BLOCK_END 0x33
+#define BLOCK_ERASE 0x99
+#define FLASH_STOP 0xCC
+
+/* Function CMD */
+#define SLEEP 0x5A
+#define CLEAR_BUF 0xC3
+#define MS_RESET 0x3C
+/* -- CMD over Memory Stick */
+
+/* ++ CMD over Memory Stick Pro */
+/* Flash CMD */
+#define PRO_READ_DATA 0x20
+#define PRO_WRITE_DATA 0x21
+#define PRO_READ_ATRB 0x24
+#define PRO_STOP 0x25
+#define PRO_ERASE 0x26
+#define PRO_READ_2K_DATA 0x27
+#define PRO_WRITE_2K_DATA 0x28
+
+/* Function CMD */
+#define PRO_FORMAT 0x10
+#define PRO_SLEEP 0x11
+/* -- CMD over Memory Stick Pro */
+
+/* register inside memory stick */
+#define IntReg 0x01
+#define StatusReg0 0x02
+#define StatusReg1 0x03
+
+#define SystemParm 0x10
+#define BlockAdrs 0x11
+#define CMDParm 0x14
+#define PageAdrs 0x15
+
+#define OverwriteFlag 0x16
+#define ManagemenFlag 0x17
+#define LogicalAdrs 0x18
+#define ReserveArea 0x1A
+
+/* register inside memory pro */
+#define Pro_IntReg 0x01
+#define Pro_StatusReg 0x02
+#define Pro_TypeReg 0x04
+#define Pro_IFModeReg 0x05
+#define Pro_CatagoryReg 0x06
+#define Pro_ClassReg 0x07
+
+#define Pro_SystemParm 0x10
+#define Pro_DataCount1 0x11
+#define Pro_DataCount0 0x12
+#define Pro_DataAddr3 0x13
+#define Pro_DataAddr2 0x14
+#define Pro_DataAddr1 0x15
+#define Pro_DataAddr0 0x16
+
+#define Pro_TPCParm 0x17
+#define Pro_CMDParm 0x18
+
+/* define for INT Register */
+#define INT_REG_CED 0x80
+#define INT_REG_ERR 0x40
+#define INT_REG_BREQ 0x20
+#define INT_REG_CMDNK 0x01
+
+/* INT signal */
+#define INT_CED 0x01
+#define INT_ERR 0x02
+#define INT_BREQ 0x04
+#define INT_CMDNK 0x08
+
+/* define for OverwriteFlag Register */
+#define BLOCK_BOOT 0xC0
+#define BLOCK_OK 0x80
+#define PAGE_OK 0x60
+#define DATA_COMPL 0x10
+
+/* define for ManagemenFlag Register */
+#define NOT_BOOT_BLOCK 0x4
+#define NOT_TRANSLATION_TABLE 0x8
+
+/* Header */
+#define HEADER_ID0 (PPBUF_BASE2) /* 0 */
+#define HEADER_ID1 (PPBUF_BASE2 + 1) /* 1 */
+/* System Entry */
+#define DISABLED_BLOCK0 (PPBUF_BASE2 + 0x170 + 4) /* 2 */
+#define DISABLED_BLOCK1 (PPBUF_BASE2 + 0x170 + 5) /* 3 */
+#define DISABLED_BLOCK2 (PPBUF_BASE2 + 0x170 + 6) /* 4 */
+#define DISABLED_BLOCK3 (PPBUF_BASE2 + 0x170 + 7) /* 5 */
+/* Boot & Attribute Information */
+#define BLOCK_SIZE_0 (PPBUF_BASE2 + 0x1a0 + 2) /* 6 */
+#define BLOCK_SIZE_1 (PPBUF_BASE2 + 0x1a0 + 3) /* 7 */
+#define BLOCK_COUNT_0 (PPBUF_BASE2 + 0x1a0 + 4) /* 8 */
+#define BLOCK_COUNT_1 (PPBUF_BASE2 + 0x1a0 + 5) /* 9 */
+#define EBLOCK_COUNT_0 (PPBUF_BASE2 + 0x1a0 + 6) /* 10 */
+#define EBLOCK_COUNT_1 (PPBUF_BASE2 + 0x1a0 + 7) /* 11 */
+#define PAGE_SIZE_0 (PPBUF_BASE2 + 0x1a0 + 8) /* 12 */
+#define PAGE_SIZE_1 (PPBUF_BASE2 + 0x1a0 + 9) /* 13 */
+
+/* joey 2004-08-07 for MS check Procedure */
+#define MS_Device_Type (PPBUF_BASE2 + 0x1D8) /* 14 */
+/* end */
+
+/* joey 2004-05-03 */
+#define MS_4bit_Support (PPBUF_BASE2 + 0x1D3) /* 15 */
+/* end */
+
+#define setPS_NG 1
+#define setPS_Error 0
+
+/* define for Pro_SystemParm Register */
+#define PARALLEL_8BIT_IF 0x40
+#define PARALLEL_4BIT_IF 0x00
+#define SERIAL_IF 0x80
+
+/* define for StatusReg0 Register */
+#define BUF_FULL 0x10
+#define BUF_EMPTY 0x20
+
+/* define for StatusReg1 Register */
+#define MEDIA_BUSY 0x80
+#define FLASH_BUSY 0x40
+#define DATA_ERROR 0x20
+#define STS_UCDT 0x10
+#define EXTRA_ERROR 0x08
+#define STS_UCEX 0x04
+#define FLAG_ERROR 0x02
+#define STS_UCFG 0x01
+
+#define MS_SHORT_DATA_LEN 32
+
+#define FORMAT_SUCCESS 0
+#define FORMAT_FAIL 1
+#define FORMAT_IN_PROGRESS 2
+
+#define MS_SET_BAD_BLOCK_FLG(ms_card) ((ms_card)->multi_flag |= 0x80)
+#define MS_CLR_BAD_BLOCK_FLG(ms_card) ((ms_card)->multi_flag &= 0x7F)
+#define MS_TST_BAD_BLOCK_FLG(ms_card) ((ms_card)->multi_flag & 0x80)
+
+#define CHECK_MS_TRANS_FAIL(chip, retval) \
+ (((retval) != STATUS_SUCCESS) || \
+ (chip->rsp_buf[0] & MS_TRANSFER_ERR))
+
+void mspro_polling_format_status(struct rts51x_chip *chip);
+void mspro_format_sense(struct rts51x_chip *chip, unsigned int lun);
+
+void mspro_stop_seq_mode(struct rts51x_chip *chip);
+int reset_ms_card(struct rts51x_chip *chip);
+int ms_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt);
+int mspro_format(struct scsi_cmnd *srb, struct rts51x_chip *chip,
+ int short_data_len, int quick_format);
+void ms_free_l2p_tbl(struct rts51x_chip *chip);
+void ms_cleanup_work(struct rts51x_chip *chip);
+int ms_power_off_card3v3(struct rts51x_chip *chip);
+int release_ms_card(struct rts51x_chip *chip);
+int ms_delay_write(struct rts51x_chip *chip);
+
+#ifdef SUPPORT_MAGIC_GATE
+
+int ms_switch_clock(struct rts51x_chip *chip);
+int ms_write_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 * data,
+ int data_len);
+int ms_read_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 * data,
+ int data_len);
+int ms_set_rw_reg_addr(struct rts51x_chip *chip, u8 read_start, u8 read_cnt,
+ u8 write_start, u8 write_cnt);
+int ms_transfer_data(struct rts51x_chip *chip, u8 trans_mode, u8 tpc,
+ u16 sec_cnt, u8 cfg, int mode_2k, int use_sg, void *buf,
+ int buf_len);
+#endif
+
+#endif /* __RTS51X_MS_H */
diff --git a/drivers/staging/rts5139/ms_mg.c b/drivers/staging/rts5139/ms_mg.c
new file mode 100644
index 0000000..154b523
--- /dev/null
+++ b/drivers/staging/rts5139/ms_mg.c
@@ -0,0 +1,642 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "ms.h"
+
+#ifdef SUPPORT_MAGIC_GATE
+
+int mg_check_int_error(struct rts51x_chip *chip)
+{
+ u8 value;
+
+ rts51x_read_register(chip, MS_TRANS_CFG, &value);
+ if (value & (INT_ERR | INT_CMDNK))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int mg_send_ex_cmd(struct rts51x_chip *chip, u8 cmd, u8 entry_num)
+{
+ int retval, i;
+ u8 data[8];
+
+ data[0] = cmd;
+ data[1] = 0;
+ data[2] = 0;
+ data[3] = 0;
+ data[4] = 0;
+ data[5] = 0;
+ data[6] = entry_num;
+ data[7] = 0;
+
+ for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+ retval =
+ ms_write_bytes(chip, PRO_EX_SET_CMD, 7, WAIT_INT, data, 8);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i == MS_MAX_RETRY_COUNT)
+ TRACE_RET(chip, STATUS_FAIL);
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+int mg_set_tpc_para_sub(struct rts51x_chip *chip, int type, u8 mg_entry_num)
+{
+ int retval;
+ u8 buf[6];
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ if (type == 0)
+ retval = ms_set_rw_reg_addr(chip, 0, 0, Pro_TPCParm, 1);
+ else
+ retval = ms_set_rw_reg_addr(chip, 0, 0, Pro_DataCount1, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf[0] = 0;
+ buf[1] = 0;
+ if (type == 1) {
+ buf[2] = 0;
+ buf[3] = 0;
+ buf[4] = 0;
+ buf[5] = mg_entry_num;
+ }
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_REG, (type == 0) ? 1 : 6,
+ NO_WAIT_INT, buf, 6);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+/**
+ * Get MagciGate ID and set Leaf ID to medium.
+
+ * After receiving this SCSI command, adapter shall fulfill 2 tasks
+ * below in order:
+ * 1. send GET_ID TPC command to get MagicGate ID and hold it till
+ * Response&challenge CMD.
+ * 2. send SET_ID TPC command to medium with Leaf ID released by host
+ * in this SCSI CMD.
+ */
+int mg_set_leaf_id(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval;
+ int i;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 buf1[32], buf2[12];
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ if (scsi_bufflen(srb) < 12) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = mg_send_ex_cmd(chip, MG_SET_LID, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ TRACE_RET(chip, retval);
+ }
+
+ memset(buf1, 0, 32);
+ rts51x_get_xfer_buf(buf2, min(12, (int)scsi_bufflen(srb)), srb);
+ for (i = 0; i < 8; i++)
+ buf1[8 + i] = buf2[4 + i];
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_SHORT_DATA, 32, WAIT_INT, buf1, 32);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ TRACE_RET(chip, retval);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+/**
+ * Send Local EKB to host.
+
+ * After receiving this SCSI command, adapter shall read the divided
+ * data(1536 bytes totally) from medium by using READ_LONG_DATA TPC
+ * for 3 times, and report data to host with data-length is 1052 bytes.
+ */
+int mg_get_local_EKB(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval = STATUS_FAIL;
+ int bufflen;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 *buf = NULL;
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf = kmalloc(1540, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ buf[0] = 0x04;
+ buf[1] = 0x1A;
+ buf[2] = 0x00;
+ buf[3] = 0x00;
+
+ retval = mg_send_ex_cmd(chip, MG_GET_LEKB, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_GOTO(chip, GetEKBFinish);
+ }
+
+ retval = ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
+ 3, WAIT_INT, 0, 0, buf + 4, 1536);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ rts51x_write_register(chip, CARD_STOP, MS_STOP | MS_CLR_ERR,
+ MS_STOP | MS_CLR_ERR);
+ TRACE_GOTO(chip, GetEKBFinish);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_GOTO(chip, GetEKBFinish);
+ }
+
+ bufflen = min(1052, (int)scsi_bufflen(srb));
+ rts51x_set_xfer_buf(buf, bufflen, srb);
+
+GetEKBFinish:
+ kfree(buf);
+ return retval;
+}
+
+/**
+ * Send challenge(host) to medium.
+
+ * After receiving this SCSI command, adapter shall sequentially issues
+ * TPC commands to the medium for writing 8-bytes data as challenge
+ * by host within a short data packet.
+ */
+int mg_chg(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ int bufflen;
+ int i;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 buf[32], tmp;
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = mg_send_ex_cmd(chip, MG_GET_ID, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ ms_read_bytes(chip, PRO_READ_SHORT_DATA, 32, WAIT_INT, buf, 32);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+
+ memcpy(ms_card->magic_gate_id, buf, 16);
+
+ for (i = 0; i < 2500; i++) {
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+ if (tmp &
+ (MS_INT_CED | MS_INT_CMDNK | MS_INT_BREQ | MS_INT_ERR))
+ break;
+
+ wait_timeout(1);
+ }
+
+ if (i == 2500) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = mg_send_ex_cmd(chip, MG_SET_RD, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+
+ bufflen = min(12, (int)scsi_bufflen(srb));
+ rts51x_get_xfer_buf(buf, bufflen, srb);
+
+ for (i = 0; i < 8; i++)
+ buf[i] = buf[4 + i];
+ for (i = 0; i < 24; i++)
+ buf[8 + i] = 0;
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_SHORT_DATA, 32, WAIT_INT, buf, 32);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, retval);
+ }
+
+ ms_card->mg_auth = 0;
+
+ return STATUS_SUCCESS;
+}
+
+/**
+ * Send Response and Challenge data to host.
+
+ * After receiving this SCSI command, adapter shall communicates with
+ * the medium, get parameters(HRd, Rms, MagicGateID) by using READ_SHORT_DATA
+ * TPC and send the data to host according to certain format required by
+ * MG-R specification.
+ * The paremeter MagicGateID is the one that adapter has obtained from
+ * the medium by TPC commands in Set Leaf ID command phase previously.
+ */
+int mg_get_rsp_chg(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval, i;
+ int bufflen;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 buf1[32], buf2[36], tmp;
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = mg_send_ex_cmd(chip, MG_MAKE_RMS, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ ms_read_bytes(chip, PRO_READ_SHORT_DATA, 32, WAIT_INT, buf1, 32);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+
+ buf2[0] = 0x00;
+ buf2[1] = 0x22;
+ buf2[2] = 0x00;
+ buf2[3] = 0x00;
+
+ memcpy(buf2 + 4, ms_card->magic_gate_id, 16);
+ memcpy(buf2 + 20, buf1, 16);
+
+ bufflen = min(36, (int)scsi_bufflen(srb));
+ rts51x_set_xfer_buf(buf2, bufflen, srb);
+
+ for (i = 0; i < 2500; i++) {
+ RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+ if (tmp & (MS_INT_CED | MS_INT_CMDNK |
+ MS_INT_BREQ | MS_INT_ERR))
+ break;
+
+ wait_timeout(1);
+ }
+
+ if (i == 2500) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+/**
+ * Send response(host) to medium.
+
+ * After receiving this SCSI command, adapter shall sequentially
+ * issues TPC commands to the medium for writing 8-bytes data as
+ * challenge by host within a short data packet.
+ */
+int mg_rsp(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ int i;
+ int bufflen;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 buf[32];
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = mg_send_ex_cmd(chip, MG_MAKE_KSE, 0);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+
+ bufflen = min(12, (int)scsi_bufflen(srb));
+ rts51x_get_xfer_buf(buf, bufflen, srb);
+
+ for (i = 0; i < 8; i++)
+ buf[i] = buf[4 + i];
+ for (i = 0; i < 24; i++)
+ buf[8 + i] = 0;
+ retval =
+ ms_write_bytes(chip, PRO_WRITE_SHORT_DATA, 32, WAIT_INT, buf, 32);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
+ TRACE_RET(chip, retval);
+ }
+
+ ms_card->mg_auth = 1;
+
+ return STATUS_SUCCESS;
+}
+
+/** * Send ICV data to host.
+
+ * After receiving this SCSI command, adapter shall read the divided
+ * data(1024 bytes totally) from medium by using READ_LONG_DATA TPC
+ * for 2 times, and report data to host with data-length is 1028 bytes.
+ *
+ * Since the extra 4 bytes data is just only a prefix to original data
+ * that read from medium, so that the 4-byte data pushed into Ring buffer
+ * precedes data tramsinssion from medium to Ring buffer by DMA mechanisim
+ * in order to get maximum performance and minimum code size simultaneously.
+ */
+int mg_get_ICV(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ int bufflen;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 *buf = NULL;
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf = kmalloc(1028, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ buf[0] = 0x04;
+ buf[1] = 0x02;
+ buf[2] = 0x00;
+ buf[3] = 0x00;
+
+ retval = mg_send_ex_cmd(chip, MG_GET_IBD, ms_card->mg_entry_num);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_GOTO(chip, GetICVFinish);
+ }
+
+ retval = ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
+ 2, WAIT_INT, 0, 0, buf + 4, 1024);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ rts51x_write_register(chip, CARD_STOP, MS_STOP | MS_CLR_ERR,
+ MS_STOP | MS_CLR_ERR);
+ TRACE_GOTO(chip, GetICVFinish);
+ }
+ retval = mg_check_int_error(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_GOTO(chip, GetICVFinish);
+ }
+
+ bufflen = min(1028, (int)scsi_bufflen(srb));
+ rts51x_set_xfer_buf(buf, bufflen, srb);
+
+GetICVFinish:
+ kfree(buf);
+ return retval;
+}
+
+/**
+ * Send ICV data to medium.
+
+ * After receiving this SCSI command, adapter shall receive 1028 bytes
+ * and write the later 1024 bytes to medium by WRITE_LONG_DATA TPC
+ * consecutively.
+ *
+ * Since the first 4-bytes data is just only a prefix to original data
+ * that sent by host, and it should be skipped by shifting DMA pointer
+ * before writing 1024 bytes to medium.
+ */
+int mg_set_ICV(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ int bufflen;
+#ifdef MG_SET_ICV_SLOW
+ int i;
+#endif
+ unsigned int lun = SCSI_LUN(srb);
+ u8 *buf = NULL;
+
+ RTS51X_DEBUGP("--%s--\n", __func__);
+
+ ms_cleanup_work(chip);
+
+ retval = ms_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ buf = kmalloc(1028, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ bufflen = min(1028, (int)scsi_bufflen(srb));
+ rts51x_get_xfer_buf(buf, bufflen, srb);
+
+ retval = mg_send_ex_cmd(chip, MG_SET_IBD, ms_card->mg_entry_num);
+ if (retval != STATUS_SUCCESS) {
+ if (ms_card->mg_auth == 0) {
+ if ((buf[5] & 0xC0) != 0)
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ else
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_WRITE_ERR);
+ }
+ TRACE_GOTO(chip, SetICVFinish);
+ }
+
+#ifdef MG_SET_ICV_SLOW
+ for (i = 0; i < 2; i++) {
+ udelay(50);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF,
+ PRO_WRITE_LONG_DATA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+ WAIT_INT);
+
+ trans_dma_enable(DMA_TO_DEVICE, chip, 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+ MS_TRANSFER_START | MS_TM_NORMAL_WRITE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
+ MS_TRANSFER_END, MS_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_WRITE_ERR);
+ TRACE_GOTO(chip, SetICVFinish);
+ }
+
+ retval = rts51x_transfer_data_rcc(chip, SND_BULK_PIPE(chip),
+ buf + 4 + i * 512, 512, 0,
+ NULL, 3000, STAGE_DO);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_ms_error(chip);
+ if (ms_card->mg_auth == 0) {
+ if ((buf[5] & 0xC0) != 0)
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ else
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ }
+ retval = STATUS_FAIL;
+ TRACE_GOTO(chip, SetICVFinish);
+ }
+
+ retval = rts51x_get_rsp(chip, 1, 3000);
+ if (CHECK_MS_TRANS_FAIL(chip, retval)
+ || mg_check_int_error(chip)) {
+ rts51x_clear_ms_error(chip);
+ if (ms_card->mg_auth == 0) {
+ if ((buf[5] & 0xC0) != 0)
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ else
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ }
+ retval = STATUS_FAIL;
+ TRACE_GOTO(chip, SetICVFinish);
+ }
+ }
+#else
+ retval = ms_transfer_data(chip, MS_TM_AUTO_WRITE, PRO_WRITE_LONG_DATA,
+ 2, WAIT_INT, 0, 0, buf + 4, 1024);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_ms_error(chip);
+ if (ms_card->mg_auth == 0) {
+ if ((buf[5] & 0xC0) != 0)
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
+ else
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MG_WRITE_ERR);
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_WRITE_ERR);
+ }
+ TRACE_GOTO(chip, SetICVFinish);
+ }
+#endif
+
+SetICVFinish:
+ kfree(buf);
+ return retval;
+}
+
+#endif /* SUPPORT_MAGIC_GATE */
diff --git a/drivers/staging/rts5139/ms_mg.h b/drivers/staging/rts5139/ms_mg.h
new file mode 100644
index 0000000..e2ca550
--- /dev/null
+++ b/drivers/staging/rts5139/ms_mg.h
@@ -0,0 +1,41 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_MS_MG_H
+#define __RTS51X_MS_MG_H
+
+#include "rts51x_chip.h"
+#include "ms.h"
+
+int mg_set_leaf_id(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_get_local_EKB(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_chg(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_get_rsp_chg(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_rsp(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_get_ICV(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int mg_set_ICV(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+
+#endif /* __RTS51X_MS_MG_H */
diff --git a/drivers/staging/rts5139/rts51x.c b/drivers/staging/rts5139/rts51x.c
new file mode 100644
index 0000000..d9cee6d
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x.c
@@ -0,0 +1,967 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/workqueue.h>
+#include <linux/errno.h>
+#include <linux/freezer.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/mutex.h>
+#include <linux/utsname.h>
+#include <linux/usb.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_devinfo.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_host.h>
+
+#include "debug.h"
+#include "ms.h"
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+#include "rts51x_scsi.h"
+#include "rts51x_transport.h"
+#include "rts51x_fop.h"
+
+MODULE_DESCRIPTION(RTS51X_DESC);
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRIVER_VERSION);
+
+#ifdef SCSI_SCAN_DELAY
+static unsigned int delay_use = 5;
+module_param(delay_use, uint, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(delay_use, "seconds to delay before using a new device");
+#endif
+
+static int auto_delink_en;
+module_param(auto_delink_en, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(auto_delink_en, "enable auto delink");
+
+static int ss_en;
+module_param(ss_en, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ss_en, "enable selective suspend");
+
+static int ss_delay = 50;
+module_param(ss_delay, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ss_delay,
+ "seconds to delay before entering selective suspend");
+
+static int needs_remote_wakeup;
+module_param(needs_remote_wakeup, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(needs_remote_wakeup, "ss state needs remote wakeup supported");
+
+#ifdef SUPPORT_FILE_OP
+static const struct file_operations rts51x_fops = {
+ .owner = THIS_MODULE,
+ .read = rts51x_read,
+ .write = rts51x_write,
+ .unlocked_ioctl = rts51x_ioctl,
+ .open = rts51x_open,
+ .release = rts51x_release,
+};
+
+/*
+ * usb class driver info in order to get a minor number from the usb core,
+ * and to have the device registered with the driver core
+ */
+static struct usb_class_driver rts51x_class = {
+ .name = "rts51x%d",
+ .fops = &rts51x_fops,
+ .minor_base = 192,
+};
+#endif
+
+#ifdef CONFIG_PM /* Minimal support for suspend and resume */
+
+static inline void usb_autopm_enable(struct usb_interface *intf)
+{
+ atomic_set(&intf->pm_usage_cnt, 1);
+ usb_autopm_put_interface(intf);
+}
+
+static inline void usb_autopm_disable(struct usb_interface *intf)
+{
+ atomic_set(&intf->pm_usage_cnt, 0);
+ usb_autopm_get_interface(intf);
+}
+
+void rts51x_try_to_enter_ss(struct rts51x_chip *chip)
+{
+ RTS51X_DEBUGP("Ready to enter SS state\n");
+ usb_autopm_enable(chip->usb->pusb_intf);
+}
+
+void rts51x_try_to_exit_ss(struct rts51x_chip *chip)
+{
+ RTS51X_DEBUGP("Exit from SS state\n");
+ usb_autopm_disable(chip->usb->pusb_intf);
+}
+
+int rts51x_suspend(struct usb_interface *iface, pm_message_t message)
+{
+ struct rts51x_chip *chip = usb_get_intfdata(iface);
+
+ RTS51X_DEBUGP("%s, message.event = 0x%x\n", __func__, message.event);
+
+ /* Wait until no command is running */
+ mutex_lock(&chip->usb->dev_mutex);
+
+ chip->fake_card_ready = chip->card_ready;
+ rts51x_do_before_power_down(chip);
+
+ if (message.event == PM_EVENT_AUTO_SUSPEND) {
+ RTS51X_DEBUGP("Enter SS state");
+ chip->resume_from_scsi = 0;
+ RTS51X_SET_STAT(chip, STAT_SS);
+ } else {
+ RTS51X_DEBUGP("Enter SUSPEND state");
+ RTS51X_SET_STAT(chip, STAT_SUSPEND);
+ }
+
+ /* When runtime PM is working, we'll set a flag to indicate
+ * whether we should autoresume when a SCSI request arrives. */
+
+ mutex_unlock(&chip->usb->dev_mutex);
+ return 0;
+}
+
+int rts51x_resume(struct usb_interface *iface)
+{
+ struct rts51x_chip *chip = usb_get_intfdata(iface);
+
+ RTS51X_DEBUGP("%s\n", __func__);
+
+ if (!RTS51X_CHK_STAT(chip, STAT_SS) || !chip->resume_from_scsi) {
+ mutex_lock(&chip->usb->dev_mutex);
+
+ if (chip->option.ss_en) {
+ if (GET_PM_USAGE_CNT(chip) <= 0) {
+ /* Remote wake up, increase pm_usage_cnt */
+ RTS51X_DEBUGP("Incr pm_usage_cnt\n");
+ SET_PM_USAGE_CNT(chip, 1);
+ }
+ }
+
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ rts51x_init_chip(chip);
+ rts51x_init_cards(chip);
+
+ mutex_unlock(&chip->usb->dev_mutex);
+ }
+
+ return 0;
+}
+
+int rts51x_reset_resume(struct usb_interface *iface)
+{
+ struct rts51x_chip *chip = usb_get_intfdata(iface);
+
+ RTS51X_DEBUGP("%s\n", __func__);
+
+ mutex_lock(&chip->usb->dev_mutex);
+
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ if (chip->option.ss_en)
+ SET_PM_USAGE_CNT(chip, 1);
+
+ rts51x_init_chip(chip);
+ rts51x_init_cards(chip);
+
+ mutex_unlock(&chip->usb->dev_mutex);
+
+ /* FIXME: Notify the subdrivers that they need to reinitialize
+ * the device */
+ return 0;
+}
+
+#else /* CONFIG_PM */
+
+void rts51x_try_to_enter_ss(struct rts51x_chip *chip)
+{
+}
+
+void rts51x_try_to_exit_ss(struct rts51x_chip *chip)
+{
+}
+
+#endif /* CONFIG_PM */
+
+/*
+ * The next two routines get called just before and just after
+ * a USB port reset, whether from this driver or a different one.
+ */
+
+int rts51x_pre_reset(struct usb_interface *iface)
+{
+ struct rts51x_chip *chip = usb_get_intfdata(iface);
+
+ RTS51X_DEBUGP("%s\n", __func__);
+
+ /* Make sure no command runs during the reset */
+ mutex_lock(&chip->usb->dev_mutex);
+ return 0;
+}
+
+int rts51x_post_reset(struct usb_interface *iface)
+{
+ struct rts51x_chip *chip = usb_get_intfdata(iface);
+
+ RTS51X_DEBUGP("%s\n", __func__);
+
+ /* Report the reset to the SCSI core */
+ /* usb_stor_report_bus_reset(us); */
+
+ /* FIXME: Notify the subdrivers that they need to reinitialize
+ * the device */
+
+ mutex_unlock(&chip->usb->dev_mutex);
+ return 0;
+}
+
+static int rts51x_control_thread(void *__chip)
+{
+ struct rts51x_chip *chip = (struct rts51x_chip *)__chip;
+ struct Scsi_Host *host = rts51x_to_host(chip);
+
+ for (;;) {
+ if (wait_for_completion_interruptible(&chip->usb->cmnd_ready))
+ break;
+
+ if (test_bit(FLIDX_DISCONNECTING, &chip->usb->dflags)) {
+ RTS51X_DEBUGP("-- exiting from rts51x-control\n");
+ break;
+ }
+
+ /* lock the device pointers */
+ mutex_lock(&(chip->usb->dev_mutex));
+
+ /* lock access to the state */
+ scsi_lock(host);
+
+ /* When we are called with no command pending, we're done */
+ if (chip->srb == NULL) {
+ scsi_unlock(host);
+ mutex_unlock(&chip->usb->dev_mutex);
+ RTS51X_DEBUGP("-- exiting from control thread\n");
+ break;
+ }
+
+ /* has the command timed out *already* ? */
+ if (test_bit(FLIDX_TIMED_OUT, &chip->usb->dflags)) {
+ chip->srb->result = DID_ABORT << 16;
+ goto SkipForAbort;
+ }
+
+ scsi_unlock(host);
+
+ /* reject the command if the direction indicator
+ * is UNKNOWN
+ */
+ if (chip->srb->sc_data_direction == DMA_BIDIRECTIONAL) {
+ RTS51X_DEBUGP("UNKNOWN data direction\n");
+ chip->srb->result = DID_ERROR << 16;
+ }
+
+ /* reject if target != 0 or if LUN is higher than
+ * the maximum known LUN
+ */
+ else if (chip->srb->device->id) {
+ RTS51X_DEBUGP("Bad target number (%d:%d)\n",
+ chip->srb->device->id,
+ chip->srb->device->lun);
+ chip->srb->result = DID_BAD_TARGET << 16;
+ }
+
+ else if (chip->srb->device->lun > chip->max_lun) {
+ RTS51X_DEBUGP("Bad LUN (%d:%d)\n",
+ chip->srb->device->id,
+ chip->srb->device->lun);
+ chip->srb->result = DID_BAD_TARGET << 16;
+ }
+
+ /* we've got a command, let's do it! */
+ else {
+ RTS51X_DEBUG(scsi_show_command(chip->srb));
+ rts51x_invoke_transport(chip->srb, chip);
+ }
+
+ /* lock access to the state */
+ scsi_lock(host);
+
+ /* indicate that the command is done */
+ if (chip->srb->result != DID_ABORT << 16)
+ chip->srb->scsi_done(chip->srb);
+ else
+SkipForAbort :
+ RTS51X_DEBUGP("scsi command aborted\n");
+
+ /* If an abort request was received we need to signal that
+ * the abort has finished. The proper test for this is
+ * the TIMED_OUT flag, not srb->result == DID_ABORT, because
+ * the timeout might have occurred after the command had
+ * already completed with a different result code. */
+ if (test_bit(FLIDX_TIMED_OUT, &chip->usb->dflags)) {
+ complete(&(chip->usb->notify));
+
+ /* Allow USB transfers to resume */
+ clear_bit(FLIDX_ABORTING, &chip->usb->dflags);
+ clear_bit(FLIDX_TIMED_OUT, &chip->usb->dflags);
+ }
+
+ /* finished working on this command */
+ chip->srb = NULL;
+ scsi_unlock(host);
+
+ /* unlock the device pointers */
+ mutex_unlock(&chip->usb->dev_mutex);
+ } /* for (;;) */
+
+ complete(&chip->usb->control_exit);
+
+ /* Wait until we are told to stop */
+/* for (;;) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ if (kthread_should_stop())
+ break;
+ schedule();
+ }
+ __set_current_state(TASK_RUNNING);*/
+ return 0;
+}
+
+static int rts51x_polling_thread(void *__chip)
+{
+ struct rts51x_chip *chip = (struct rts51x_chip *)__chip;
+
+#ifdef SCSI_SCAN_DELAY
+ /* Wait until SCSI scan finished */
+ wait_timeout((delay_use + 5) * HZ);
+#endif
+
+ for (;;) {
+ wait_timeout(POLLING_INTERVAL);
+
+ /* if the device has disconnected, we are free to exit */
+ if (test_bit(FLIDX_DISCONNECTING, &chip->usb->dflags)) {
+ RTS51X_DEBUGP("-- exiting from rts51x-polling\n");
+ break;
+ }
+
+ /* if the device has disconnected, we are free to exit */
+ /* if (kthread_should_stop()) {
+ printk(KERN_INFO "Stop polling thread!\n");
+ break;
+ } */
+
+#ifdef CONFIG_PM
+ if (RTS51X_CHK_STAT(chip, STAT_SS) ||
+ RTS51X_CHK_STAT(chip, STAT_SS_PRE) ||
+ RTS51X_CHK_STAT(chip, STAT_SUSPEND)) {
+ continue;
+ }
+
+ if (ss_en) {
+ if (RTS51X_CHK_STAT(chip, STAT_IDLE)) {
+ if (chip->ss_counter <
+ (ss_delay * 1000 / POLLING_INTERVAL)) {
+ chip->ss_counter++;
+ } else {
+ /* Prepare SS state */
+ RTS51X_SET_STAT(chip, STAT_SS_PRE);
+ rts51x_try_to_enter_ss(chip);
+ continue;
+ }
+ } else {
+ chip->ss_counter = 0;
+ }
+ }
+#endif
+
+ mspro_polling_format_status(chip);
+
+ /* lock the device pointers */
+ mutex_lock(&(chip->usb->dev_mutex));
+
+ rts51x_polling_func(chip);
+
+ /* unlock the device pointers */
+ mutex_unlock(&chip->usb->dev_mutex);
+ } /* for (;;) */
+
+ complete(&chip->usb->polling_exit);
+
+ /* Wait until we are told to stop */
+ /* for (;;) {
+ set_current_state(TASK_INTERRUPTIBLE);
+ if (kthread_should_stop())
+ break;
+ schedule();
+ }
+ __set_current_state(TASK_RUNNING); */
+ return 0;
+}
+
+#ifdef SCSI_SCAN_DELAY
+/* Thread to carry out delayed SCSI-device scanning */
+static int rts51x_scan_thread(void *__chip)
+{
+ struct rts51x_chip *chip = (struct rts51x_chip *)__chip;
+
+ printk(KERN_DEBUG
+ "rts51x: device found at %d\n", chip->usb->pusb_dev->devnum);
+
+ set_freezable();
+ /* Wait for the timeout to expire or for a disconnect */
+ if (delay_use > 0) {
+ printk(KERN_DEBUG "rts51x: waiting for device "
+ "to settle before scanning\n");
+ wait_event_freezable_timeout(chip->usb->delay_wait,
+ test_bit(FLIDX_DONT_SCAN,
+ &chip->usb->dflags),
+ delay_use * HZ);
+ }
+
+ /* If the device is still connected, perform the scanning */
+ if (!test_bit(FLIDX_DONT_SCAN, &chip->usb->dflags)) {
+ scsi_scan_host(rts51x_to_host(chip));
+ printk(KERN_DEBUG "rts51x: device scan complete\n");
+
+ /* Should we unbind if no devices were detected? */
+ }
+
+ complete_and_exit(&chip->usb->scanning_done, 0);
+}
+#endif
+
+/* Associate our private data with the USB device */
+static int associate_dev(struct rts51x_chip *chip, struct usb_interface *intf)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+#ifdef SUPPORT_FILE_OP
+ int retval;
+#endif
+
+ /* Fill in the device-related fields */
+ rts51x->pusb_dev = interface_to_usbdev(intf);
+ rts51x->pusb_intf = intf;
+ rts51x->ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
+ RTS51X_DEBUGP("Vendor: 0x%04x, Product: 0x%04x, Revision: 0x%04x\n",
+ le16_to_cpu(rts51x->pusb_dev->descriptor.idVendor),
+ le16_to_cpu(rts51x->pusb_dev->descriptor.idProduct),
+ le16_to_cpu(rts51x->pusb_dev->descriptor.bcdDevice));
+ RTS51X_DEBUGP("Interface Subclass: 0x%02x, Protocol: 0x%02x\n",
+ intf->cur_altsetting->desc.bInterfaceSubClass,
+ intf->cur_altsetting->desc.bInterfaceProtocol);
+
+ /* Store our private data in the interface */
+ usb_set_intfdata(intf, chip);
+
+#ifdef SUPPORT_FILE_OP
+ /* we can register the device now, as it is ready */
+ retval = usb_register_dev(intf, &rts51x_class);
+ if (retval) {
+ /* something prevented us from registering this driver */
+ RTS51X_DEBUGP("Not able to get a minor for this device.");
+ usb_set_intfdata(intf, NULL);
+ return -ENOMEM;
+ }
+#endif
+
+ /* Allocate the device-related DMA-mapped buffers */
+ rts51x->cr = usb_buffer_alloc(rts51x->pusb_dev, sizeof(*rts51x->cr),
+ GFP_KERNEL, &rts51x->cr_dma);
+ if (!rts51x->cr) {
+ RTS51X_DEBUGP("usb_ctrlrequest allocation failed\n");
+ usb_set_intfdata(intf, NULL);
+ return -ENOMEM;
+ }
+
+ rts51x->iobuf = usb_buffer_alloc(rts51x->pusb_dev, RTS51X_IOBUF_SIZE,
+ GFP_KERNEL, &rts51x->iobuf_dma);
+ if (!rts51x->iobuf) {
+ RTS51X_DEBUGP("I/O buffer allocation failed\n");
+ usb_set_intfdata(intf, NULL);
+ return -ENOMEM;
+ }
+ return 0;
+}
+
+static void rts51x_init_options(struct rts51x_chip *chip)
+{
+ struct rts51x_option *option = &(chip->option);
+
+ option->led_blink_speed = 7;
+ option->mspro_formatter_enable = 1;
+
+ option->fpga_sd_sdr104_clk = CLK_100;
+ option->fpga_sd_sdr50_clk = CLK_100;
+ option->fpga_sd_ddr50_clk = CLK_100;
+ option->fpga_sd_hs_clk = CLK_100;
+ option->fpga_mmc_52m_clk = CLK_80;
+ option->fpga_ms_hg_clk = CLK_80;
+ option->fpga_ms_4bit_clk = CLK_80;
+
+ option->asic_sd_sdr104_clk = 98;
+ option->asic_sd_sdr50_clk = 98;
+ option->asic_sd_ddr50_clk = 98;
+ option->asic_sd_hs_clk = 97;
+ option->asic_mmc_52m_clk = 95;
+ option->asic_ms_hg_clk = 116;
+ option->asic_ms_4bit_clk = 77;
+
+ option->sd_ddr_tx_phase = 0;
+ option->mmc_ddr_tx_phase = 1;
+
+ option->sd_speed_prior = 0;
+ option->sd_ctl =
+ SD_PUSH_POINT_AUTO | SD_SAMPLE_POINT_AUTO | SUPPORT_UHS50_MMC44;
+
+ option->ss_en = ss_en;
+ option->ss_delay = ss_delay;
+ option->needs_remote_wakeup = needs_remote_wakeup;
+
+ option->auto_delink_en = auto_delink_en;
+
+ option->FT2_fast_mode = 0;
+ option->pwr_delay = 800;
+ option->xd_rw_step = 0;
+ option->D3318_off_delay = 50;
+ option->delink_delay = 100;
+ option->rts5129_D3318_off_enable = 0;
+ option->sd20_pad_drive = 0;
+ option->reset_or_rw_fail_set_pad_drive = 1;
+ option->rcc_fail_flag = 0;
+ option->rcc_bug_fix_en = 1;
+ option->debounce_num = 2;
+ option->polling_time = 100;
+ option->led_toggle_interval = 6;
+ option->xd_rwn_step = 0;
+ option->sd_send_status_en = 0;
+ option->sdr50_tx_phase = 0x01;
+ option->sdr50_rx_phase = 0x05;
+ option->ddr50_tx_phase = 0x09;
+ option->ddr50_rx_phase = 0x06;
+ option->sdr50_phase_sel = 0;
+ option->sd30_pad_drive = 1;
+ option->ms_errreg_fix = 0;
+ option->reset_mmc_first = 0;
+ option->speed_mmc = 1;
+ option->led_always_on = 0;
+}
+
+/* Get the pipe settings */
+static int get_pipes(struct rts51x_chip *chip)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+ struct usb_host_interface *altsetting =
+ rts51x->pusb_intf->cur_altsetting;
+ int i;
+ struct usb_endpoint_descriptor *ep;
+ struct usb_endpoint_descriptor *ep_in = NULL;
+ struct usb_endpoint_descriptor *ep_out = NULL;
+ struct usb_endpoint_descriptor *ep_int = NULL;
+
+ /*
+ * Find the first endpoint of each type we need.
+ * We are expecting a minimum of 2 endpoints - in and out (bulk).
+ * An optional interrupt-in is OK (necessary for CBI protocol).
+ * We will ignore any others.
+ */
+ for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
+ ep = &altsetting->endpoint[i].desc;
+
+ if (usb_endpoint_xfer_bulk(ep)) {
+ if (usb_endpoint_dir_in(ep)) {
+ if (!ep_in)
+ ep_in = ep;
+ } else {
+ if (!ep_out)
+ ep_out = ep;
+ }
+ }
+
+ else if (usb_endpoint_is_int_in(ep)) {
+ if (!ep_int)
+ ep_int = ep;
+ }
+ }
+
+ if (!ep_in || !ep_out) {
+ RTS51X_DEBUGP("Endpoint sanity check failed!"
+ "Rejecting dev.\n");
+ return -EIO;
+ }
+
+ /* Calculate and store the pipe values */
+ rts51x->send_ctrl_pipe = usb_sndctrlpipe(rts51x->pusb_dev, 0);
+ rts51x->recv_ctrl_pipe = usb_rcvctrlpipe(rts51x->pusb_dev, 0);
+ rts51x->send_bulk_pipe = usb_sndbulkpipe(rts51x->pusb_dev,
+ usb_endpoint_num(ep_out));
+ rts51x->recv_bulk_pipe = usb_rcvbulkpipe(rts51x->pusb_dev,
+ usb_endpoint_num(ep_in));
+ if (ep_int) {
+ rts51x->recv_intr_pipe = usb_rcvintpipe(rts51x->pusb_dev,
+ usb_endpoint_num
+ (ep_int));
+ rts51x->ep_bInterval = ep_int->bInterval;
+ }
+ return 0;
+}
+
+/* Initialize all the dynamic resources we need */
+static int rts51x_acquire_resources(struct rts51x_chip *chip)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+ int retval;
+
+ rts51x->current_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!rts51x->current_urb) {
+ RTS51X_DEBUGP("URB allocation failed\n");
+ return -ENOMEM;
+ }
+
+ rts51x->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!rts51x->intr_urb) {
+ RTS51X_DEBUGP("URB allocation failed\n");
+ return -ENOMEM;
+ }
+
+ chip->cmd_buf = chip->rsp_buf = rts51x->iobuf;
+
+ rts51x_init_options(chip);
+
+ /* Init rts51xx device */
+ retval = rts51x_init_chip(chip);
+ if (retval != STATUS_SUCCESS)
+ return -EIO;
+
+ return 0;
+}
+
+/* Release all our dynamic resources */
+static void rts51x_release_resources(struct rts51x_chip *chip)
+{
+ RTS51X_DEBUGP("-- %s\n", __func__);
+
+ /* Tell the control thread to exit. The SCSI host must
+ * already have been removed and the DISCONNECTING flag set
+ * so that we won't accept any more commands.
+ */
+ RTS51X_DEBUGP("-- sending exit command to thread\n");
+ complete(&chip->usb->cmnd_ready);
+ if (chip->usb->ctl_thread)
+ wait_for_completion(&chip->usb->control_exit);
+ /* kthread_stop(chip->usb->ctl_thread); */
+ if (chip->usb->polling_thread)
+ wait_for_completion(&chip->usb->polling_exit);
+
+ /* if (chip->usb->polling_thread)
+ kthread_stop(chip->usb->polling_thread); */
+
+ wait_timeout(200);
+
+ /* Release rts51xx device here */
+ rts51x_release_chip(chip);
+
+ usb_free_urb(chip->usb->current_urb);
+ usb_free_urb(chip->usb->intr_urb);
+}
+
+/* Dissociate from the USB device */
+static void dissociate_dev(struct rts51x_chip *chip)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+
+ RTS51X_DEBUGP("-- %s\n", __func__);
+
+ /* Free the device-related DMA-mapped buffers */
+ if (rts51x->cr)
+ usb_buffer_free(rts51x->pusb_dev, sizeof(*rts51x->cr),
+ rts51x->cr, rts51x->cr_dma);
+ if (rts51x->iobuf)
+ usb_buffer_free(rts51x->pusb_dev, RTS51X_IOBUF_SIZE,
+ rts51x->iobuf, rts51x->iobuf_dma);
+
+ /* Remove our private data from the interface */
+ usb_set_intfdata(rts51x->pusb_intf, NULL);
+
+#ifdef SUPPORT_FILE_OP
+ /* give back our minor */
+ usb_deregister_dev(rts51x->pusb_intf, &rts51x_class);
+#endif
+
+ kfree(rts51x);
+ chip->usb = NULL;
+}
+
+/* First stage of disconnect processing: stop SCSI scanning,
+ * remove the host, and stop accepting new commands
+ */
+static void quiesce_and_remove_host(struct rts51x_chip *chip)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+ struct Scsi_Host *host = rts51x_to_host(chip);
+
+ /* If the device is really gone, cut short reset delays */
+ if (rts51x->pusb_dev->state == USB_STATE_NOTATTACHED)
+ set_bit(FLIDX_DISCONNECTING, &rts51x->dflags);
+
+#ifdef SCSI_SCAN_DELAY
+ /* Prevent SCSI-scanning (if it hasn't started yet)
+ * and wait for the SCSI-scanning thread to stop.
+ */
+ set_bit(FLIDX_DONT_SCAN, &rts51x->dflags);
+ wake_up(&rts51x->delay_wait);
+ wait_for_completion(&rts51x->scanning_done);
+#endif
+
+ /* Removing the host will perform an orderly shutdown: caches
+ * synchronized, disks spun down, etc.
+ */
+ scsi_remove_host(host);
+
+ /* Prevent any new commands from being accepted and cut short
+ * reset delays.
+ */
+ scsi_lock(host);
+ set_bit(FLIDX_DISCONNECTING, &rts51x->dflags);
+ scsi_unlock(host);
+#ifdef SCSI_SCAN_DELAY
+ wake_up(&rts51x->delay_wait);
+#endif
+}
+
+/* Second stage of disconnect processing: deallocate all resources */
+static void release_everything(struct rts51x_chip *chip)
+{
+ rts51x_release_resources(chip);
+ dissociate_dev(chip);
+
+ /* Drop our reference to the host; the SCSI core will free it
+ * (and "chip" along with it) when the refcount becomes 0. */
+ scsi_host_put(rts51x_to_host(chip));
+}
+
+static int rts51x_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct Scsi_Host *host;
+ struct rts51x_chip *chip;
+ struct rts51x_usb *rts51x;
+ int result;
+ struct task_struct *th;
+
+ RTS51X_DEBUGP("%s detected\n", RTS51X_NAME);
+
+ rts51x = kzalloc(sizeof(struct rts51x_usb), GFP_KERNEL);
+ if (!rts51x) {
+ printk(KERN_WARNING RTS51X_TIP
+ "Unable to allocate rts51x_usb\n");
+ return -ENOMEM;
+ }
+
+ /*
+ * Ask the SCSI layer to allocate a host structure, with extra
+ * space at the end for our private us_data structure.
+ */
+ host = scsi_host_alloc(&rts51x_host_template, sizeof(*chip));
+ if (!host) {
+ printk(KERN_WARNING RTS51X_TIP
+ "Unable to allocate the scsi host\n");
+ kfree(rts51x);
+ return -ENOMEM;
+ }
+
+ /*
+ * Allow 16-byte CDBs and thus > 2TB
+ */
+ host->max_cmd_len = 16;
+ chip = host_to_rts51x(host);
+ memset(chip, 0, sizeof(struct rts51x_chip));
+
+ chip->vendor_id = id->idVendor;
+ chip->product_id = id->idProduct;
+
+ mutex_init(&(rts51x->dev_mutex));
+ init_completion(&rts51x->cmnd_ready);
+ init_completion(&rts51x->control_exit);
+ init_completion(&rts51x->polling_exit);
+ init_completion(&(rts51x->notify));
+#ifdef SCSI_SCAN_DELAY
+ init_waitqueue_head(&rts51x->delay_wait);
+ init_completion(&rts51x->scanning_done);
+#endif
+
+ chip->usb = rts51x;
+
+ /* Associate the us_data structure with the USB device */
+ result = associate_dev(chip, intf);
+ if (result)
+ goto BadDevice;
+
+ /* Find the endpoints and calculate pipe values */
+ result = get_pipes(chip);
+ if (result)
+ goto BadDevice;
+
+ /* Acquire all the other resources and add the host */
+ result = rts51x_acquire_resources(chip);
+ if (result)
+ goto BadDevice;
+
+ /* Start up our control thread */
+ th = kthread_run(rts51x_control_thread, chip, RTS51X_CTL_THREAD);
+ if (IS_ERR(th)) {
+ printk(KERN_WARNING RTS51X_TIP
+ "Unable to start control thread\n");
+ result = PTR_ERR(th);
+ goto BadDevice;
+ }
+ rts51x->ctl_thread = th;
+
+ result = scsi_add_host(rts51x_to_host(chip), &rts51x->pusb_intf->dev);
+ if (result) {
+ printk(KERN_WARNING RTS51X_TIP "Unable to add the scsi host\n");
+ goto BadDevice;
+ }
+#ifdef SCSI_SCAN_DELAY
+ /* Start up the thread for delayed SCSI-device scanning */
+ th = kthread_create(rts51x_scan_thread, chip, RTS51X_SCAN_THREAD);
+ if (IS_ERR(th)) {
+ printk(KERN_WARNING RTS51X_TIP
+ "Unable to start the device-scanning thread\n");
+ complete(&rts51x->scanning_done);
+ quiesce_and_remove_host(chip);
+ result = PTR_ERR(th);
+ goto BadDevice;
+ }
+
+ wake_up_process(th);
+#else
+ scsi_scan_host(rts51x_to_host(chip));
+#endif
+
+ /* Start up our polling thread */
+ th = kthread_run(rts51x_polling_thread, chip, RTS51X_POLLING_THREAD);
+ if (IS_ERR(th)) {
+ printk(KERN_WARNING RTS51X_TIP
+ "Unable to start polling thread\n");
+ result = PTR_ERR(th);
+ goto BadDevice;
+ }
+ rts51x->polling_thread = th;
+
+#ifdef CONFIG_PM
+ if (ss_en) {
+ rts51x->pusb_intf->needs_remote_wakeup = needs_remote_wakeup;
+ SET_PM_USAGE_CNT(chip, 1);
+ RTS51X_DEBUGP("pm_usage_cnt = %d\n", GET_PM_USAGE_CNT(chip));
+ }
+#endif
+
+ return 0;
+
+ /* We come here if there are any problems */
+BadDevice:
+ RTS51X_DEBUGP("rts51x_probe() failed\n");
+ release_everything(chip);
+ return result;
+}
+
+static void rts51x_disconnect(struct usb_interface *intf)
+{
+ struct rts51x_chip *chip = (struct rts51x_chip *)usb_get_intfdata(intf);
+
+ RTS51X_DEBUGP("rts51x_disconnect() called\n");
+ quiesce_and_remove_host(chip);
+ release_everything(chip);
+}
+
+/***********************************************************************
+ * Initialization and registration
+ ***********************************************************************/
+
+struct usb_device_id rts5139_usb_ids[] = {
+ {USB_DEVICE(0x0BDA, 0x0139)},
+ {USB_DEVICE(0x0BDA, 0x0129)},
+ {} /* Terminating entry */
+};
+EXPORT_SYMBOL_GPL(rts5139_usb_ids);
+
+MODULE_DEVICE_TABLE(usb, rts5139_usb_ids);
+
+struct usb_driver rts51x_driver = {
+ .name = RTS51X_NAME,
+ .probe = rts51x_probe,
+ .disconnect = rts51x_disconnect,
+ .suspend = rts51x_suspend,
+ .resume = rts51x_resume,
+ .reset_resume = rts51x_reset_resume,
+ .pre_reset = rts51x_pre_reset,
+ .post_reset = rts51x_post_reset,
+ .id_table = rts5139_usb_ids,
+ .soft_unbind = 1,
+};
+
+static int __init rts51x_init(void)
+{
+ int retval;
+
+ printk(KERN_INFO "Initializing %s USB card reader driver...\n",
+ RTS51X_NAME);
+
+ /* register the driver, return usb_register return code if error */
+ retval = usb_register(&rts51x_driver);
+ if (retval == 0) {
+ printk(KERN_INFO
+ "Realtek %s USB card reader support registered.\n",
+ RTS51X_NAME);
+ }
+ return retval;
+}
+
+static void __exit rts51x_exit(void)
+{
+ RTS51X_DEBUGP("rts51x_exit() called\n");
+
+ /* Deregister the driver
+ * This will cause disconnect() to be called for each
+ * attached unit
+ */
+ RTS51X_DEBUGP("-- calling usb_deregister()\n");
+ usb_deregister(&rts51x_driver);
+}
+
+module_init(rts51x_init);
+module_exit(rts51x_exit);
diff --git a/drivers/staging/rts5139/rts51x.h b/drivers/staging/rts5139/rts51x.h
new file mode 100644
index 0000000..9415d5c
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x.h
@@ -0,0 +1,205 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_H
+#define __RTS51X_H
+
+#include <linux/usb.h>
+#include <linux/usb_usual.h>
+#include <linux/blkdev.h>
+#include <linux/completion.h>
+#include <linux/mutex.h>
+#include <linux/cdrom.h>
+#include <linux/kernel.h>
+#include <linux/version.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_devinfo.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_host.h>
+
+#define DRIVER_VERSION "v1.04"
+
+#define RTS51X_DESC "Realtek RTS5139/29 USB card reader driver"
+#define RTS51X_NAME "rts5139"
+#define RTS51X_CTL_THREAD "rts5139-control"
+#define RTS51X_SCAN_THREAD "rts5139-scan"
+#define RTS51X_POLLING_THREAD "rts5139-polling"
+
+#define POLLING_IN_THREAD
+/* #define SCSI_SCAN_DELAY */
+#define SUPPORT_FILE_OP
+
+#define wait_timeout_x(task_state, msecs) \
+do { \
+ set_current_state((task_state)); \
+ schedule_timeout((msecs) * HZ / 1000); \
+} while (0)
+
+#define wait_timeout(msecs) wait_timeout_x(TASK_INTERRUPTIBLE, (msecs))
+
+#define SCSI_LUN(srb) ((srb)->device->lun)
+
+/* Size of the DMA-mapped I/O buffer */
+#define RTS51X_IOBUF_SIZE 1024
+/* Size of the autosense data buffer */
+#define RTS51X_SENSE_SIZE 18
+
+/* Dynamic bitflag definitions (dflags): used in set_bit() etc. */
+#define FLIDX_URB_ACTIVE 0 /* current_urb is in use */
+#define FLIDX_SG_ACTIVE 1 /* current_sg is in use */
+#define FLIDX_ABORTING 2 /* abort is in progress */
+#define FLIDX_DISCONNECTING 3 /* disconnect in progress */
+#define FLIDX_RESETTING 4 /* device reset in progress */
+#define FLIDX_TIMED_OUT 5 /* SCSI midlayer timed out */
+#define FLIDX_DONT_SCAN 6 /* don't scan (disconnect) */
+
+struct rts51x_chip;
+
+struct rts51x_usb {
+ /* The device we're working with
+ * It's important to note:
+ * (o) you must hold dev_mutex to change pusb_dev
+ */
+ struct mutex dev_mutex; /* protect pusb_dev */
+ struct usb_device *pusb_dev; /* this usb_device */
+ struct usb_interface *pusb_intf; /* this interface */
+
+ unsigned long dflags; /* dynamic atomic bitflags */
+
+ unsigned int send_bulk_pipe; /* cached pipe values */
+ unsigned int recv_bulk_pipe;
+ unsigned int send_ctrl_pipe;
+ unsigned int recv_ctrl_pipe;
+ unsigned int recv_intr_pipe;
+
+ u8 ifnum; /* interface number */
+ u8 ep_bInterval; /* interrupt interval */
+
+ /* control and bulk communications data */
+ struct urb *current_urb; /* USB requests */
+ struct urb *intr_urb; /* Interrupt USB request */
+ struct usb_ctrlrequest *cr; /* control requests */
+ struct usb_sg_request current_sg; /* scatter-gather req. */
+ unsigned char *iobuf; /* I/O buffer */
+ dma_addr_t cr_dma; /* buffer DMA addresses */
+ dma_addr_t iobuf_dma;
+ struct task_struct *ctl_thread; /* the control thread */
+ struct task_struct *polling_thread; /* the polling thread */
+
+ /* mutual exclusion and synchronization structures */
+ struct completion cmnd_ready; /* to sleep thread on */
+ struct completion control_exit; /* control thread exit */
+ struct completion polling_exit; /* polling thread exit */
+ struct completion notify; /* thread begin/end */
+#ifdef SCSI_SCAN_DELAY
+ wait_queue_head_t delay_wait; /* wait during scan, reset */
+ struct completion scanning_done; /* wait for scan thread */
+#endif
+};
+
+extern struct usb_driver rts51x_driver;
+
+static inline void get_current_time(u8 *timeval_buf, int buf_len)
+{
+ struct timeval tv;
+
+ if (!timeval_buf || (buf_len < 8))
+ return;
+
+ do_gettimeofday(&tv);
+
+ timeval_buf[0] = (u8) (tv.tv_sec >> 24);
+ timeval_buf[1] = (u8) (tv.tv_sec >> 16);
+ timeval_buf[2] = (u8) (tv.tv_sec >> 8);
+ timeval_buf[3] = (u8) (tv.tv_sec);
+ timeval_buf[4] = (u8) (tv.tv_usec >> 24);
+ timeval_buf[5] = (u8) (tv.tv_usec >> 16);
+ timeval_buf[6] = (u8) (tv.tv_usec >> 8);
+ timeval_buf[7] = (u8) (tv.tv_usec);
+}
+
+#define SND_CTRL_PIPE(chip) ((chip)->usb->send_ctrl_pipe)
+#define RCV_CTRL_PIPE(chip) ((chip)->usb->recv_ctrl_pipe)
+#define SND_BULK_PIPE(chip) ((chip)->usb->send_bulk_pipe)
+#define RCV_BULK_PIPE(chip) ((chip)->usb->recv_bulk_pipe)
+#define RCV_INTR_PIPE(chip) ((chip)->usb->recv_intr_pipe)
+
+/* The scsi_lock() and scsi_unlock() macros protect the sm_state and the
+ * single queue element srb for write access */
+#define scsi_unlock(host) spin_unlock_irq(host->host_lock)
+#define scsi_lock(host) spin_lock_irq(host->host_lock)
+
+#define GET_PM_USAGE_CNT(chip) \
+ atomic_read(&((chip)->usb->pusb_intf->pm_usage_cnt))
+#define SET_PM_USAGE_CNT(chip, cnt) \
+ atomic_set(&((chip)->usb->pusb_intf->pm_usage_cnt), (cnt))
+
+/* Compatible macros while we switch over */
+static inline void *usb_buffer_alloc(struct usb_device *dev, size_t size,
+ gfp_t mem_flags, dma_addr_t *dma)
+{
+ return usb_alloc_coherent(dev, size, mem_flags, dma);
+}
+
+static inline void usb_buffer_free(struct usb_device *dev, size_t size,
+ void *addr, dma_addr_t dma)
+{
+ return usb_free_coherent(dev, size, addr, dma);
+}
+
+/* Convert between us_data and the corresponding Scsi_Host */
+static inline struct Scsi_Host *rts51x_to_host(struct rts51x_chip *chip)
+{
+ return container_of((void *)chip, struct Scsi_Host, hostdata);
+}
+
+static inline struct rts51x_chip *host_to_rts51x(struct Scsi_Host *host)
+{
+ return (struct rts51x_chip *)(host->hostdata);
+}
+
+/* struct scsi_cmnd transfer buffer access utilities */
+enum xfer_buf_dir { TO_XFER_BUF, FROM_XFER_BUF };
+
+/* General routines provided by the usb-storage standard core */
+#ifdef CONFIG_PM
+void rts51x_try_to_enter_ss(struct rts51x_chip *chip);
+void rts51x_try_to_exit_ss(struct rts51x_chip *chip);
+int rts51x_suspend(struct usb_interface *iface, pm_message_t message);
+int rts51x_resume(struct usb_interface *iface);
+int rts51x_reset_resume(struct usb_interface *iface);
+#else
+#define rts51x_suspend NULL
+#define rts51x_resume NULL
+#define rts51x_reset_resume NULL
+#endif
+
+extern struct scsi_host_template rts51x_host_template;
+
+#endif /* __RTS51X_H */
diff --git a/drivers/staging/rts5139/rts51x_card.c b/drivers/staging/rts5139/rts51x_card.c
new file mode 100644
index 0000000..424a845
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_card.c
@@ -0,0 +1,986 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/workqueue.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_device.h>
+
+#include "debug.h"
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+#include "rts51x_transport.h"
+#include "rts51x_sys.h"
+#include "xd.h"
+#include "sd.h"
+#include "ms.h"
+
+void do_remaining_work(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ if (chip->card_ready & SD_CARD) {
+ if (sd_card->seq_mode) {
+ RTS51X_SET_STAT(chip, STAT_RUN);
+ sd_card->counter++;
+ } else {
+ sd_card->counter = 0;
+ }
+ }
+
+ if (chip->card_ready & XD_CARD) {
+ if (xd_card->delay_write.delay_write_flag) {
+ RTS51X_SET_STAT(chip, STAT_RUN);
+ xd_card->counter++;
+ } else {
+ xd_card->counter = 0;
+ }
+ }
+
+ if (chip->card_ready & MS_CARD) {
+ if (CHK_MSPRO(ms_card)) {
+ if (ms_card->seq_mode) {
+ RTS51X_SET_STAT(chip, STAT_RUN);
+ ms_card->counter++;
+ } else {
+ ms_card->counter = 0;
+ }
+ } else {
+ if (ms_card->delay_write.delay_write_flag) {
+ RTS51X_SET_STAT(chip, STAT_RUN);
+ ms_card->counter++;
+ } else {
+ ms_card->counter = 0;
+ }
+ }
+ }
+
+ if (sd_card->counter > POLLING_WAIT_CNT)
+ sd_cleanup_work(chip);
+
+ if (xd_card->counter > POLLING_WAIT_CNT)
+ xd_cleanup_work(chip);
+
+ if (ms_card->counter > POLLING_WAIT_CNT)
+ ms_cleanup_work(chip);
+}
+
+void do_reset_xd_card(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (chip->card2lun[XD_CARD] >= MAX_ALLOWED_LUN_CNT)
+ return;
+
+ retval = reset_xd_card(chip);
+ if (retval == STATUS_SUCCESS) {
+ chip->card_ready |= XD_CARD;
+ chip->card_fail &= ~XD_CARD;
+ chip->rw_card[chip->card2lun[XD_CARD]] = xd_rw;
+ } else {
+ chip->card_ready &= ~XD_CARD;
+ chip->card_fail |= XD_CARD;
+ chip->capacity[chip->card2lun[XD_CARD]] = 0;
+ chip->rw_card[chip->card2lun[XD_CARD]] = NULL;
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, XD_CLK_EN, 0);
+ rts51x_send_cmd(chip, MODE_C, 100);
+ }
+}
+
+void do_reset_sd_card(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (chip->card2lun[SD_CARD] >= MAX_ALLOWED_LUN_CNT)
+ return;
+
+ retval = reset_sd_card(chip);
+ if (retval == STATUS_SUCCESS) {
+ chip->card_ready |= SD_CARD;
+ chip->card_fail &= ~SD_CARD;
+ chip->rw_card[chip->card2lun[SD_CARD]] = sd_rw;
+ } else {
+ chip->card_ready &= ~SD_CARD;
+ chip->card_fail |= SD_CARD;
+ chip->capacity[chip->card2lun[SD_CARD]] = 0;
+ chip->rw_card[chip->card2lun[SD_CARD]] = NULL;
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, SD_OUTPUT_EN, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, SD_CLK_EN, 0);
+ rts51x_send_cmd(chip, MODE_C, 100);
+ }
+}
+
+void do_reset_ms_card(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (chip->card2lun[MS_CARD] >= MAX_ALLOWED_LUN_CNT)
+ return;
+
+ retval = reset_ms_card(chip);
+ if (retval == STATUS_SUCCESS) {
+ chip->card_ready |= MS_CARD;
+ chip->card_fail &= ~MS_CARD;
+ chip->rw_card[chip->card2lun[MS_CARD]] = ms_rw;
+ } else {
+ chip->card_ready &= ~MS_CARD;
+ chip->card_fail |= MS_CARD;
+ chip->capacity[chip->card2lun[MS_CARD]] = 0;
+ chip->rw_card[chip->card2lun[MS_CARD]] = NULL;
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, MS_CLK_EN, 0);
+ rts51x_send_cmd(chip, MODE_C, 100);
+ }
+}
+
+void card_cd_debounce(struct rts51x_chip *chip, u8 *need_reset,
+ u8 *need_release)
+{
+ int retval;
+ u8 release_map = 0, reset_map = 0;
+ u8 value;
+
+ retval = rts51x_get_card_status(chip, &(chip->card_status));
+#ifdef SUPPORT_OCP
+ chip->ocp_stat = (chip->card_status >> 4) & 0x03;
+#endif
+
+ if (retval != STATUS_SUCCESS)
+ goto Exit_Debounce;
+
+ if (chip->card_exist) {
+ rts51x_clear_start_time(chip);
+ retval = rts51x_read_register(chip, CARD_INT_PEND, &value);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH,
+ FIFO_FLUSH);
+ rts51x_ep0_write_register(chip, SFSM_ED, 0xf8, 0xf8);
+ value = 0;
+ }
+
+ if (chip->card_exist & XD_CARD) {
+ if (!(chip->card_status & XD_CD))
+ release_map |= XD_CARD;
+ } else if (chip->card_exist & SD_CARD) {
+ /* if (!(chip->card_status & SD_CD)) { */
+ if (!(chip->card_status & SD_CD) || (value & SD_INT))
+ release_map |= SD_CARD;
+ } else if (chip->card_exist & MS_CARD) {
+ /* if (!(chip->card_status & MS_CD)) { */
+ if (!(chip->card_status & MS_CD) || (value & MS_INT))
+ release_map |= MS_CARD;
+ }
+ } else {
+ if (chip->card_status & XD_CD) {
+ rts51x_clear_start_time(chip);
+ reset_map |= XD_CARD;
+ } else if (chip->card_status & SD_CD) {
+ rts51x_clear_start_time(chip);
+ reset_map |= SD_CARD;
+ } else if (chip->card_status & MS_CD) {
+ rts51x_clear_start_time(chip);
+ reset_map |= MS_CARD;
+ } else {
+ if (rts51x_check_start_time(chip))
+ rts51x_set_start_time(chip);
+ }
+ }
+
+ if (CHECK_PKG(chip, QFN24) && reset_map) {
+ if (chip->card_exist & XD_CARD) {
+ reset_map = 0;
+ goto Exit_Debounce;
+ }
+ }
+
+ if (reset_map) {
+ int xd_cnt = 0, sd_cnt = 0, ms_cnt = 0;
+ int i;
+
+ for (i = 0; i < (chip->option.debounce_num); i++) {
+ retval =
+ rts51x_get_card_status(chip, &(chip->card_status));
+ if (retval != STATUS_SUCCESS) {
+ reset_map = release_map = 0;
+ goto Exit_Debounce;
+ }
+ if (chip->card_status & XD_CD)
+ xd_cnt++;
+ else
+ xd_cnt = 0;
+ if (chip->card_status & SD_CD)
+ sd_cnt++;
+ else
+ sd_cnt = 0;
+ if (chip->card_status & MS_CD)
+ ms_cnt++;
+ else
+ ms_cnt = 0;
+ wait_timeout(30);
+ }
+
+ reset_map = 0;
+ if (!(chip->card_exist & XD_CARD)
+ && (xd_cnt > (chip->option.debounce_num - 1))) {
+ reset_map |= XD_CARD;
+ }
+ if (!(chip->card_exist & SD_CARD)
+ && (sd_cnt > (chip->option.debounce_num - 1))) {
+ reset_map |= SD_CARD;
+ }
+ if (!(chip->card_exist & MS_CARD)
+ && (ms_cnt > (chip->option.debounce_num - 1))) {
+ reset_map |= MS_CARD;
+ }
+ }
+ rts51x_write_register(chip, CARD_INT_PEND, XD_INT | MS_INT | SD_INT,
+ XD_INT | MS_INT | SD_INT);
+
+Exit_Debounce:
+ if (need_reset)
+ *need_reset = reset_map;
+ if (need_release)
+ *need_release = release_map;
+}
+
+void rts51x_init_cards(struct rts51x_chip *chip)
+{
+ u8 need_reset = 0, need_release = 0;
+
+ card_cd_debounce(chip, &need_reset, &need_release);
+
+ if (need_release) {
+ RTS51X_DEBUGP("need_release = 0x%x\n", need_release);
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+#ifdef SUPPORT_OCP
+ if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
+ rts51x_write_register(chip, OCPCTL, MS_OCP_CLEAR,
+ MS_OCP_CLEAR);
+ chip->ocp_stat = 0;
+ RTS51X_DEBUGP("Clear OCP status.\n");
+ }
+#endif
+
+ if (need_release & XD_CARD) {
+ chip->card_exist &= ~XD_CARD;
+ chip->card_ejected = 0;
+ if (chip->card_ready & XD_CARD) {
+ release_xd_card(chip);
+ chip->rw_card[chip->card2lun[XD_CARD]] = NULL;
+ clear_bit(chip->card2lun[XD_CARD],
+ &(chip->lun_mc));
+ }
+ }
+
+ if (need_release & SD_CARD) {
+ chip->card_exist &= ~SD_CARD;
+ chip->card_ejected = 0;
+ if (chip->card_ready & SD_CARD) {
+ release_sd_card(chip);
+ chip->rw_card[chip->card2lun[SD_CARD]] = NULL;
+ clear_bit(chip->card2lun[SD_CARD],
+ &(chip->lun_mc));
+ }
+ }
+
+ if (need_release & MS_CARD) {
+ chip->card_exist &= ~MS_CARD;
+ chip->card_ejected = 0;
+ if (chip->card_ready & MS_CARD) {
+ release_ms_card(chip);
+ chip->rw_card[chip->card2lun[MS_CARD]] = NULL;
+ clear_bit(chip->card2lun[MS_CARD],
+ &(chip->lun_mc));
+ }
+ }
+ }
+
+ if (need_reset && !chip->card_ready) {
+ RTS51X_DEBUGP("need_reset = 0x%x\n", need_reset);
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ if (need_reset & XD_CARD) {
+ chip->card_exist |= XD_CARD;
+ do_reset_xd_card(chip);
+ } else if (need_reset & SD_CARD) {
+ chip->card_exist |= SD_CARD;
+ do_reset_sd_card(chip);
+ } else if (need_reset & MS_CARD) {
+ chip->card_exist |= MS_CARD;
+ do_reset_ms_card(chip);
+ }
+ }
+}
+
+void rts51x_release_cards(struct rts51x_chip *chip)
+{
+ if (chip->card_ready & SD_CARD) {
+ sd_cleanup_work(chip);
+ release_sd_card(chip);
+ chip->card_ready &= ~SD_CARD;
+ }
+
+ if (chip->card_ready & XD_CARD) {
+ xd_cleanup_work(chip);
+ release_xd_card(chip);
+ chip->card_ready &= ~XD_CARD;
+ }
+
+ if (chip->card_ready & MS_CARD) {
+ ms_cleanup_work(chip);
+ release_ms_card(chip);
+ chip->card_ready &= ~MS_CARD;
+ }
+}
+
+static inline u8 double_depth(u8 depth)
+{
+ return ((depth > 1) ? (depth - 1) : depth);
+}
+
+int switch_ssc_clock(struct rts51x_chip *chip, int clk)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ struct ms_info *ms_card = &(chip->ms_card);
+ int retval;
+ u8 N = (u8) (clk - 2), min_N, max_N;
+ u8 mcu_cnt, div, max_div, ssc_depth;
+ int sd_vpclk_phase_reset = 0;
+
+ if (chip->cur_clk == clk)
+ return STATUS_SUCCESS;
+
+ min_N = 60;
+ max_N = 120;
+ max_div = CLK_DIV_4;
+
+ RTS51X_DEBUGP("Switch SSC clock to %dMHz\n", clk);
+
+ if ((clk <= 2) || (N > max_N))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ mcu_cnt = (u8) (60 / clk + 3);
+ if (mcu_cnt > 15)
+ mcu_cnt = 15;
+ /* To make sure that the SSC clock div_n is
+ * equal or greater than min_N */
+ div = CLK_DIV_1;
+ while ((N < min_N) && (div < max_div)) {
+ N = (N + 2) * 2 - 2;
+ div++;
+ }
+ RTS51X_DEBUGP("N = %d, div = %d\n", N, div);
+
+ if (chip->option.ssc_en) {
+ if (chip->cur_card == SD_CARD) {
+ if (CHK_SD_SDR104(sd_card)) {
+ ssc_depth = chip->option.ssc_depth_sd_sdr104;
+ } else if (CHK_SD_SDR50(sd_card)) {
+ ssc_depth = chip->option.ssc_depth_sd_sdr50;
+ } else if (CHK_SD_DDR50(sd_card)) {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_sd_ddr50);
+ } else if (CHK_SD_HS(sd_card)) {
+ ssc_depth =
+ double_depth(chip->option.ssc_depth_sd_hs);
+ } else if (CHK_MMC_52M(sd_card)
+ || CHK_MMC_DDR52(sd_card)) {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_mmc_52m);
+ } else {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_low_speed);
+ }
+ } else if (chip->cur_card == MS_CARD) {
+ if (CHK_MSPRO(ms_card)) {
+ if (CHK_HG8BIT(ms_card)) {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_ms_hg);
+ } else {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_ms_4bit);
+ }
+ } else {
+ if (CHK_MS4BIT(ms_card)) {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_ms_4bit);
+ } else {
+ ssc_depth =
+ double_depth(chip->option.
+ ssc_depth_low_speed);
+ }
+ }
+ } else {
+ ssc_depth =
+ double_depth(chip->option.ssc_depth_low_speed);
+ }
+
+ if (ssc_depth) {
+ if (div == CLK_DIV_2) {
+ /* If clock divided by 2, ssc depth must
+ * be multiplied by 2 */
+ if (ssc_depth > 1)
+ ssc_depth -= 1;
+ else
+ ssc_depth = SSC_DEPTH_2M;
+ } else if (div == CLK_DIV_4) {
+ /* If clock divided by 4, ssc depth must
+ * be multiplied by 4 */
+ if (ssc_depth > 2)
+ ssc_depth -= 2;
+ else
+ ssc_depth = SSC_DEPTH_2M;
+ }
+ }
+ } else {
+ /* Disable SSC */
+ ssc_depth = 0;
+ }
+
+ RTS51X_DEBUGP("ssc_depth = %d\n", ssc_depth);
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, 0x3F,
+ (div << 4) | mcu_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SSC_CTL1, SSC_RSTB, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SSC_CTL2, SSC_DEPTH_MASK,
+ ssc_depth);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SSC_DIV_N_0, 0xFF, N);
+ if (sd_vpclk_phase_reset) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 2000);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (chip->option.ssc_en && ssc_depth)
+ rts51x_write_register(chip, SSC_CTL1, 0xff, 0xD0);
+ else
+ rts51x_write_register(chip, SSC_CTL1, 0xff, 0x50);
+ udelay(100);
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, 0);
+
+ chip->cur_clk = clk;
+
+ return STATUS_SUCCESS;
+}
+
+int switch_normal_clock(struct rts51x_chip *chip, int clk)
+{
+ int retval;
+ u8 sel, div, mcu_cnt;
+ int sd_vpclk_phase_reset = 0;
+
+ if (chip->cur_clk == clk)
+ return STATUS_SUCCESS;
+
+ if (chip->cur_card == SD_CARD) {
+ struct sd_info *sd_card = &(chip->sd_card);
+ if (CHK_SD30_SPEED(sd_card) || CHK_MMC_DDR52(sd_card))
+ sd_vpclk_phase_reset = 1;
+ }
+
+ switch (clk) {
+ case CLK_20:
+ RTS51X_DEBUGP("Switch clock to 20MHz\n");
+ sel = SSC_80;
+ div = CLK_DIV_4;
+ mcu_cnt = 5;
+ break;
+
+ case CLK_30:
+ RTS51X_DEBUGP("Switch clock to 30MHz\n");
+ sel = SSC_60;
+ div = CLK_DIV_2;
+ mcu_cnt = 4;
+ break;
+
+ case CLK_40:
+ RTS51X_DEBUGP("Switch clock to 40MHz\n");
+ sel = SSC_80;
+ div = CLK_DIV_2;
+ mcu_cnt = 3;
+ break;
+
+ case CLK_50:
+ RTS51X_DEBUGP("Switch clock to 50MHz\n");
+ sel = SSC_100;
+ div = CLK_DIV_2;
+ mcu_cnt = 3;
+ break;
+
+ case CLK_60:
+ RTS51X_DEBUGP("Switch clock to 60MHz\n");
+ sel = SSC_60;
+ div = CLK_DIV_1;
+ mcu_cnt = 3;
+ break;
+
+ case CLK_80:
+ RTS51X_DEBUGP("Switch clock to 80MHz\n");
+ sel = SSC_80;
+ div = CLK_DIV_1;
+ mcu_cnt = 2;
+ break;
+
+ case CLK_100:
+ RTS51X_DEBUGP("Switch clock to 100MHz\n");
+ sel = SSC_100;
+ div = CLK_DIV_1;
+ mcu_cnt = 2;
+ break;
+
+ /* case CLK_120:
+ RTS51X_DEBUGP("Switch clock to 120MHz\n");
+ sel = SSC_120;
+ div = CLK_DIV_1;
+ mcu_cnt = 2;
+ break;
+
+ case CLK_150:
+ RTS51X_DEBUGP("Switch clock to 150MHz\n");
+ sel = SSC_150;
+ div = CLK_DIV_1;
+ mcu_cnt = 2;
+ break; */
+
+ default:
+ RTS51X_DEBUGP("Try to switch to an illegal clock (%d)\n",
+ clk);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (!sd_vpclk_phase_reset) {
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE,
+ CLK_CHANGE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, 0x3F,
+ (div << 4) | mcu_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SSC_CLK_FPGA_SEL, 0xFF,
+ sel);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE,
+ CLK_CHANGE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK1_CTL,
+ PHASE_NOT_RESET, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CLK_DIV, 0x3F,
+ (div << 4) | mcu_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SSC_CLK_FPGA_SEL, 0xFF,
+ sel);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ udelay(200);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK0_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_VPCLK1_CTL,
+ PHASE_NOT_RESET, PHASE_NOT_RESET);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ udelay(200);
+
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, 0);
+ }
+
+ chip->cur_clk = clk;
+
+ return STATUS_SUCCESS;
+}
+
+int card_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 sec_addr,
+ u16 sec_cnt)
+{
+ int retval;
+ unsigned int lun = SCSI_LUN(srb);
+ int i;
+
+ if (chip->rw_card[lun] == NULL)
+ return STATUS_FAIL;
+
+ RTS51X_DEBUGP("%s card, sector addr: 0x%x, sector cnt: %d\n",
+ (srb->sc_data_direction ==
+ DMA_TO_DEVICE) ? "Write" : "Read", sec_addr, sec_cnt);
+
+ chip->rw_need_retry = 0;
+ for (i = 0; i < 3; i++) {
+ retval = chip->rw_card[lun] (srb, chip, sec_addr, sec_cnt);
+ if (retval != STATUS_SUCCESS) {
+ CATCH_TRIGGER(chip);
+ if (chip->option.reset_or_rw_fail_set_pad_drive) {
+ rts51x_write_register(chip, CARD_DRIVE_SEL,
+ SD20_DRIVE_MASK,
+ DRIVE_8mA);
+ }
+ }
+
+ if (!chip->rw_need_retry)
+ break;
+
+ RTS51X_DEBUGP("Retry RW, (i = %d\n)", i);
+ }
+
+ return retval;
+}
+
+u8 get_lun_card(struct rts51x_chip *chip, unsigned int lun)
+{
+ if ((chip->card_ready & chip->lun2card[lun]) == XD_CARD)
+ return (u8) XD_CARD;
+ else if ((chip->card_ready & chip->lun2card[lun]) == SD_CARD)
+ return (u8) SD_CARD;
+ else if ((chip->card_ready & chip->lun2card[lun]) == MS_CARD)
+ return (u8) MS_CARD;
+
+ return 0;
+}
+
+int card_share_mode(struct rts51x_chip *chip, int card)
+{
+ u8 value;
+
+ if (card == SD_CARD)
+ value = CARD_SHARE_SD;
+ else if (card == MS_CARD)
+ value = CARD_SHARE_MS;
+ else if (card == XD_CARD)
+ value = CARD_SHARE_XD;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_WRITE_REG(chip, CARD_SHARE_MODE, CARD_SHARE_MASK, value);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_select_card(struct rts51x_chip *chip, int card)
+{
+ int retval;
+
+ if (chip->cur_card != card) {
+ u8 mod;
+
+ if (card == SD_CARD)
+ mod = SD_MOD_SEL;
+ else if (card == MS_CARD)
+ mod = MS_MOD_SEL;
+ else if (card == XD_CARD)
+ mod = XD_MOD_SEL;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ RTS51X_WRITE_REG(chip, CARD_SELECT, 0x07, mod);
+ chip->cur_card = card;
+
+ retval = card_share_mode(chip, card);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+void eject_card(struct rts51x_chip *chip, unsigned int lun)
+{
+ RTS51X_DEBUGP("eject card\n");
+ RTS51X_SET_STAT(chip, STAT_RUN);
+ do_remaining_work(chip);
+
+ if ((chip->card_ready & chip->lun2card[lun]) == SD_CARD) {
+ release_sd_card(chip);
+ chip->card_ejected |= SD_CARD;
+ chip->card_ready &= ~SD_CARD;
+ chip->capacity[lun] = 0;
+ } else if ((chip->card_ready & chip->lun2card[lun]) == XD_CARD) {
+ release_xd_card(chip);
+ chip->card_ejected |= XD_CARD;
+ chip->card_ready &= ~XD_CARD;
+ chip->capacity[lun] = 0;
+ } else if ((chip->card_ready & chip->lun2card[lun]) == MS_CARD) {
+ release_ms_card(chip);
+ chip->card_ejected |= MS_CARD;
+ chip->card_ready &= ~MS_CARD;
+ chip->capacity[lun] = 0;
+ }
+ rts51x_write_register(chip, CARD_INT_PEND, XD_INT | MS_INT | SD_INT,
+ XD_INT | MS_INT | SD_INT);
+}
+
+void trans_dma_enable(enum dma_data_direction dir, struct rts51x_chip *chip,
+ u32 byte_cnt, u8 pack_size)
+{
+ if (pack_size > DMA_1024)
+ pack_size = DMA_512;
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_TC3, 0xFF,
+ (u8) (byte_cnt >> 24));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_TC2, 0xFF,
+ (u8) (byte_cnt >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_TC1, 0xFF,
+ (u8) (byte_cnt >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_TC0, 0xFF, (u8) byte_cnt);
+
+ if (dir == DMA_FROM_DEVICE) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_CTL,
+ 0x03 | DMA_PACK_SIZE_MASK,
+ DMA_DIR_FROM_CARD | DMA_EN | pack_size);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, MC_DMA_CTL,
+ 0x03 | DMA_PACK_SIZE_MASK,
+ DMA_DIR_TO_CARD | DMA_EN | pack_size);
+ }
+}
+
+int enable_card_clock(struct rts51x_chip *chip, u8 card)
+{
+ u8 clk_en = 0;
+
+ if (card & XD_CARD)
+ clk_en |= XD_CLK_EN;
+ if (card & SD_CARD)
+ clk_en |= SD_CLK_EN;
+ if (card & MS_CARD)
+ clk_en |= MS_CLK_EN;
+
+ RTS51X_WRITE_REG(chip, CARD_CLK_EN, clk_en, clk_en);
+
+ return STATUS_SUCCESS;
+}
+
+int disable_card_clock(struct rts51x_chip *chip, u8 card)
+{
+ u8 clk_en = 0;
+
+ if (card & XD_CARD)
+ clk_en |= XD_CLK_EN;
+ if (card & SD_CARD)
+ clk_en |= SD_CLK_EN;
+ if (card & MS_CARD)
+ clk_en |= MS_CLK_EN;
+
+ RTS51X_WRITE_REG(chip, CARD_CLK_EN, clk_en, 0);
+
+ return STATUS_SUCCESS;
+}
+
+int card_power_on(struct rts51x_chip *chip, u8 card)
+{
+ u8 mask, val1, val2;
+
+ mask = POWER_MASK;
+ val1 = PARTIAL_POWER_ON;
+ val2 = POWER_ON;
+
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if ((card == SD_CARD) || (card == XD_CARD)) {
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, mask | LDO3318_PWR_MASK,
+ val1 | LDO_SUSPEND);
+ /* RTS51X_WRITE_REG(chip, CARD_PWR_CTL,
+ LDO3318_PWR_MASK, LDO_SUSPEND); */
+ }
+ /* else if(card==XD_CARD)
+ {
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL,
+ mask|LDO3318_PWR_MASK, val1|LDO_SUSPEND);
+ //RTS51X_WRITE_REG(chip, CARD_PWR_CTL,
+ // LDO3318_PWR_MASK, LDO_SUSPEND);
+ } */
+ else {
+#endif
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, mask, val1);
+#ifdef SD_XD_IO_FOLLOW_PWR
+ }
+#endif
+ udelay(chip->option.pwr_delay);
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, mask, val2);
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (card == SD_CARD) {
+ rts51x_write_register(chip, CARD_PWR_CTL, LDO3318_PWR_MASK,
+ LDO_ON);
+ }
+#endif
+
+ return STATUS_SUCCESS;
+}
+
+int card_power_off(struct rts51x_chip *chip, u8 card)
+{
+ u8 mask, val;
+
+ mask = POWER_MASK;
+ val = POWER_OFF;
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, mask, val);
+
+ return STATUS_SUCCESS;
+}
+
+int monitor_card_cd(struct rts51x_chip *chip, u8 card)
+{
+ int retval;
+ u8 card_cd[32] = { 0 };
+
+ card_cd[SD_CARD] = SD_CD;
+ card_cd[XD_CARD] = XD_CD;
+ card_cd[MS_CARD] = MS_CD;
+
+ retval = rts51x_get_card_status(chip, &(chip->card_status));
+ if (retval != STATUS_SUCCESS)
+ return CD_NOT_EXIST;
+
+ if (chip->card_status & card_cd[card])
+ return CD_EXIST;
+
+ return CD_NOT_EXIST;
+}
+
+int toggle_gpio(struct rts51x_chip *chip, u8 gpio)
+{
+ int retval;
+ u8 temp_reg;
+ u8 gpio_output[4] = {
+ 0x01,
+ };
+ u8 gpio_oe[4] = {
+ 0x02,
+ };
+ if (chip->rts5179) {
+ retval = rts51x_ep0_read_register(chip, CARD_GPIO, &temp_reg);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ temp_reg ^= gpio_oe[gpio];
+ temp_reg &= 0xfe; /* bit 0 always set 0 */
+ retval =
+ rts51x_ep0_write_register(chip, CARD_GPIO, 0x03, temp_reg);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ } else {
+ retval = rts51x_ep0_read_register(chip, CARD_GPIO, &temp_reg);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ temp_reg ^= gpio_output[gpio];
+ retval =
+ rts51x_ep0_write_register(chip, CARD_GPIO, 0xFF,
+ temp_reg | gpio_oe[gpio]);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int turn_on_led(struct rts51x_chip *chip, u8 gpio)
+{
+ int retval;
+ u8 gpio_oe[4] = {
+ 0x02,
+ };
+ u8 gpio_mask[4] = {
+ 0x03,
+ };
+
+ retval =
+ rts51x_ep0_write_register(chip, CARD_GPIO, gpio_mask[gpio],
+ gpio_oe[gpio]);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+int turn_off_led(struct rts51x_chip *chip, u8 gpio)
+{
+ int retval;
+ u8 gpio_output[4] = {
+ 0x01,
+ };
+ u8 gpio_oe[4] = {
+ 0x02,
+ };
+ u8 gpio_mask[4] = {
+ 0x03,
+ };
+
+ retval =
+ rts51x_ep0_write_register(chip, CARD_GPIO, gpio_mask[gpio],
+ gpio_oe[gpio] | gpio_output[gpio]);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
diff --git a/drivers/staging/rts5139/rts51x_card.h b/drivers/staging/rts5139/rts51x_card.h
new file mode 100644
index 0000000..ac3c1e7
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_card.h
@@ -0,0 +1,881 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_CARD_H
+#define __RTS51X_CARD_H
+
+#include "rts51x_chip.h"
+
+/* Register bit definition */
+
+/* Card Power Control Register */
+#define POWER_OFF 0x03
+#define PARTIAL_POWER_ON 0x02
+#define POWER_ON 0x00
+#define POWER_MASK 0x03
+#define LDO3318_PWR_MASK 0x0C
+#define LDO_ON 0x00
+#define LDO_SUSPEND 0x08
+#define LDO_OFF 0x0C
+#define DV3318_AUTO_PWR_OFF 0x10
+#define FORCE_LDO_POWERB 0x60
+
+/* Card Output Enable Register */
+#define XD_OUTPUT_EN 0x02
+#define SD_OUTPUT_EN 0x04
+#define MS_OUTPUT_EN 0x08
+
+/* System Clock Control Register */
+
+/* System Clock Divider Register */
+#define CLK_CHANGE 0x80
+#define CLK_DIV_1 0x00
+#define CLK_DIV_2 0x01
+#define CLK_DIV_4 0x02
+#define CLK_DIV_8 0x03
+
+/* System Clock Select Register */
+#define SSC_60 0
+#define SSC_80 1
+#define SSC_100 2
+#define SSC_120 3
+#define SSC_150 4
+
+/* Card Clock Enable Register */
+#define XD_CLK_EN 0x02
+#define SD_CLK_EN 0x04
+#define MS_CLK_EN 0x08
+
+/* Card Select Register */
+#define XD_MOD_SEL 1
+#define SD_MOD_SEL 2
+#define MS_MOD_SEL 3
+
+/* Card Transfer Reset Register */
+#define XD_STOP 0x02
+#define SD_STOP 0x04
+#define MS_STOP 0x08
+#define XD_CLR_ERR 0x20
+#define SD_CLR_ERR 0x40
+#define MS_CLR_ERR 0x80
+
+/* SD30_drive_sel */
+#define SD30_DRIVE_MASK 0x07
+
+/* CARD_DRIVE_SEL */
+#define SD20_DRIVE_MASK 0x03
+#define DRIVE_4mA 0x00
+#define DRIVE_8mA 0x01
+#define DRIVE_12mA 0x02
+
+/* FPGA_PULL_CTL */
+#define FPGA_MS_PULL_CTL_EN 0xEF
+#define FPGA_SD_PULL_CTL_EN 0xF7
+#define FPGA_XD_PULL_CTL_EN1 0xFE
+#define FPGA_XD_PULL_CTL_EN2 0xFD
+#define FPGA_XD_PULL_CTL_EN3 0xFB
+
+#define FPGA_MS_PULL_CTL_BIT 0x10
+#define FPGA_SD_PULL_CTL_BIT 0x08
+
+/* Card Data Source Register */
+#define PINGPONG_BUFFER 0x01
+#define RING_BUFFER 0x00
+
+/* SFSM_ED */
+#define HW_CMD_STOP 0x80
+#define CLR_STAGE_STALL 0x08
+#define CARD_ERR 0x10
+
+/* CARD_SHARE_MODE */
+#define CARD_SHARE_LQFP48 0x04
+#define CARD_SHARE_QFN24 0x00
+#define CARD_SHARE_LQFP_SEL 0x04
+#define CARD_SHARE_XD 0x00
+#define CARD_SHARE_SD 0x01
+#define CARD_SHARE_MS 0x02
+#define CARD_SHARE_MASK 0x03
+
+/* CARD_AUTO_BLINK */
+#define BLINK_ENABLE 0x08
+#define BLINK_SPEED_MASK 0x07
+
+/* CARD_GPIO */
+#define GPIO_OE 0x02
+#define GPIO_OUTPUT 0x01
+
+/* CARD_CLK_SOURCE */
+#define CRC_FIX_CLK (0x00 << 0)
+#define CRC_VAR_CLK0 (0x01 << 0)
+#define CRC_VAR_CLK1 (0x02 << 0)
+#define SD30_FIX_CLK (0x00 << 2)
+#define SD30_VAR_CLK0 (0x01 << 2)
+#define SD30_VAR_CLK1 (0x02 << 2)
+#define SAMPLE_FIX_CLK (0x00 << 4)
+#define SAMPLE_VAR_CLK0 (0x01 << 4)
+#define SAMPLE_VAR_CLK1 (0x02 << 4)
+
+/* DCM_DRP_CTL */
+#define DCM_RESET 0x08
+#define DCM_LOCKED 0x04
+#define DCM_208M 0x00
+#define DCM_TX 0x01
+#define DCM_RX 0x02
+
+/* DCM_DRP_TRIG */
+#define DRP_START 0x80
+#define DRP_DONE 0x40
+
+/* DCM_DRP_CFG */
+#define DRP_WRITE 0x80
+#define DRP_READ 0x00
+#define DCM_WRITE_ADDRESS_50 0x50
+#define DCM_WRITE_ADDRESS_51 0x51
+#define DCM_READ_ADDRESS_00 0x00
+#define DCM_READ_ADDRESS_51 0x51
+
+/* HW_VERSION */
+#define FPGA_VER 0x80
+#define HW_VER_MASK 0x0F
+
+/* CD_DEGLITCH_EN */
+#define DISABLE_SD_CD 0x08
+#define DISABLE_MS_CD 0x10
+#define DISABLE_XD_CD 0x20
+#define SD_CD_DEGLITCH_EN 0x01
+#define MS_CD_DEGLITCH_EN 0x02
+#define XD_CD_DEGLITCH_EN 0x04
+
+/* OCPCTL */
+#define CARD_OC_DETECT_EN 0x08
+#define CARD_OC_CLR 0x01
+
+/* CARD_DMA1_CTL */
+#define EXTEND_DMA1_ASYNC_SIGNAL 0x02
+
+/* HS_USB_STAT */
+#define USB_HI_SPEED 0x01
+
+/* CFG_MODE_1 */
+#define RTS5179 0x02
+
+/* SYS_DUMMY0 */
+#define NYET_EN 0x01
+#define NYET_MSAK 0x01
+
+/* SSC_CTL1 */
+#define SSC_RSTB 0x80
+#define SSC_8X_EN 0x40
+#define SSC_FIX_FRAC 0x20
+#define SSC_SEL_1M 0x00
+#define SSC_SEL_2M 0x08
+#define SSC_SEL_4M 0x10
+#define SSC_SEL_8M 0x18
+
+/* SSC_CTL2 */
+#define SSC_DEPTH_MASK 0x03
+#define SSC_DEPTH_DISALBE 0x00
+#define SSC_DEPTH_2M 0x01
+#define SSC_DEPTH_1M 0x02
+#define SSC_DEPTH_512K 0x03
+
+/* LDO_POWER_CFG */
+#define TUNE_SD18_MASK 0x1C
+#define TUNE_SD18_1V7 0x00
+#define TUNE_SD18_1V8 (0x01 << 2)
+#define TUNE_SD18_1V9 (0x02 << 2)
+#define TUNE_SD18_2V0 (0x03 << 2)
+#define TUNE_SD18_2V7 (0x04 << 2)
+#define TUNE_SD18_2V8 (0x05 << 2)
+#define TUNE_SD18_2V9 (0x06 << 2)
+#define TUNE_SD18_3V3 (0x07 << 2)
+
+/* XD_CP_WAITTIME */
+#define WAIT_1F 0x00
+#define WAIT_3F 0x01
+#define WAIT_7F 0x02
+#define WAIT_FF 0x03
+
+/* XD_INIT */
+#define XD_PWR_OFF_DELAY0 0x00
+#define XD_PWR_OFF_DELAY1 0x02
+#define XD_PWR_OFF_DELAY2 0x04
+#define XD_PWR_OFF_DELAY3 0x06
+#define XD_AUTO_PWR_OFF_EN 0xF7
+#define XD_NO_AUTO_PWR_OFF 0x08
+
+/* XD_DTCTL */
+/* XD_CATCTL */
+#define XD_TIME_RWN_1 0x00
+#define XD_TIME_RWN_STEP 0x20
+#define XD_TIME_RW_1 0x00
+#define XD_TIME_RW_STEP 0x04
+#define XD_TIME_SETUP_1 0x00
+#define XD_TIME_SETUP_STEP 0x01
+
+/* XD_CTL */
+#define XD_ECC2_UNCORRECTABLE 0x80
+#define XD_ECC2_ERROR 0x40
+#define XD_ECC1_UNCORRECTABLE 0x20
+#define XD_ECC1_ERROR 0x10
+#define XD_RDY 0x04
+#define XD_CE_EN 0xFD
+#define XD_CE_DISEN 0x02
+#define XD_WP_EN 0xFE
+#define XD_WP_DISEN 0x01
+
+/* XD_TRANSFER */
+#define XD_TRANSFER_START 0x80
+#define XD_TRANSFER_END 0x40
+#define XD_PPB_EMPTY 0x20
+#define XD_ERR 0x10
+#define XD_RESET 0x00
+#define XD_ERASE 0x01
+#define XD_READ_STATUS 0x02
+#define XD_READ_ID 0x03
+#define XD_READ_REDUNDANT 0x04
+#define XD_READ_PAGES 0x05
+#define XD_SET_CMD 0x06
+#define XD_NORMAL_READ 0x07
+#define XD_WRITE_PAGES 0x08
+#define XD_NORMAL_WRITE 0x09
+#define XD_WRITE_REDUNDANT 0x0A
+#define XD_SET_ADDR 0x0B
+#define XD_COPY_PAGES 0x0C
+
+/* XD_CFG */
+#define XD_PPB_TO_SIE 0x80
+#define XD_TO_PPB_ONLY 0x00
+#define XD_BA_TRANSFORM 0x40
+#define XD_BA_NO_TRANSFORM 0x00
+#define XD_NO_CALC_ECC 0x20
+#define XD_CALC_ECC 0x00
+#define XD_IGNORE_ECC 0x10
+#define XD_CHECK_ECC 0x00
+#define XD_DIRECT_TO_RB 0x08
+#define XD_ADDR_MASK 0x07
+#define XD_ADDR_LENGTH_0 0x00
+#define XD_ADDR_LENGTH_1 0x01
+#define XD_ADDR_LENGTH_2 0x02
+#define XD_ADDR_LENGTH_3 0x03
+#define XD_ADDR_LENGTH_4 0x04
+
+/* XD_PAGE_STATUS */
+#define XD_GPG 0xFF
+#define XD_BPG 0x00
+
+/* XD_BLOCK_STATUS */
+#define XD_GBLK 0xFF
+#define XD_LATER_BBLK 0xF0
+
+/* XD_PARITY */
+#define XD_ECC2_ALL1 0x80
+#define XD_ECC1_ALL1 0x40
+#define XD_BA2_ALL0 0x20
+#define XD_BA1_ALL0 0x10
+#define XD_BA1_BA2_EQL 0x04
+#define XD_BA2_VALID 0x02
+#define XD_BA1_VALID 0x01
+
+/* XD_CHK_DATA_STATUS */
+#define XD_PGSTS_ZEROBIT_OVER4 0x00
+#define XD_PGSTS_NOT_FF 0x02
+#define XD_AUTO_CHK_DATA_STATUS 0x01
+
+/* SD_CFG1 */
+#define SD_CLK_DIVIDE_0 0x00
+#define SD_CLK_DIVIDE_256 0xC0
+#define SD_CLK_DIVIDE_128 0x80
+#define SD_CLK_DIVIDE_MASK 0xC0
+#define SD_BUS_WIDTH_1 0x00
+#define SD_BUS_WIDTH_4 0x01
+#define SD_BUS_WIDTH_8 0x02
+#define SD_ASYNC_FIFO_RST 0x10
+#define SD_20_MODE 0x00
+#define SD_DDR_MODE 0x04
+#define SD_30_MODE 0x08
+
+/* SD_CFG2 */
+#define SD_CALCULATE_CRC7 0x00
+#define SD_NO_CALCULATE_CRC7 0x80
+#define SD_CHECK_CRC16 0x00
+#define SD_NO_CHECK_CRC16 0x40
+#define SD_WAIT_CRC_TO_EN 0x20
+#define SD_WAIT_BUSY_END 0x08
+#define SD_NO_WAIT_BUSY_END 0x00
+#define SD_CHECK_CRC7 0x00
+#define SD_NO_CHECK_CRC7 0x04
+#define SD_RSP_LEN_0 0x00
+#define SD_RSP_LEN_6 0x01
+#define SD_RSP_LEN_17 0x02
+/* SD/MMC Response Type Definition */
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_NO_CHECK_CRC7,
+ * SD_RSP_LEN_0 */
+#define SD_RSP_TYPE_R0 0x04
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R1 0x01
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R1b 0x09
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_17 */
+#define SD_RSP_TYPE_R2 0x02
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_NO_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R3 0x05
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_NO_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R4 0x05
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R5 0x01
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R6 0x01
+/* SD_CALCULATE_CRC7, SD_CHECK_CRC16,
+ * SD_NO_WAIT_BUSY_END, SD_CHECK_CRC7,
+ * SD_RSP_LEN_6 */
+#define SD_RSP_TYPE_R7 0x01
+
+/* SD_CFG3 */
+#define SD_RSP_80CLK_TIMEOUT_EN 0x01
+
+/* SD_STAT1 */
+#define SD_CRC7_ERR 0x80
+#define SD_CRC16_ERR 0x40
+#define SD_CRC_WRITE_ERR 0x20
+#define SD_CRC_WRITE_ERR_MASK 0x1C
+#define GET_CRC_TIME_OUT 0x02
+#define SD_TUNING_COMPARE_ERR 0x01
+
+/* SD_STAT2 */
+#define SD_RSP_80CLK_TIMEOUT 0x01
+
+/* SD_BUS_STAT */
+#define SD_CLK_TOGGLE_EN 0x80
+#define SD_CLK_FORCE_STOP 0x40
+#define SD_DAT3_STATUS 0x10
+#define SD_DAT2_STATUS 0x08
+#define SD_DAT1_STATUS 0x04
+#define SD_DAT0_STATUS 0x02
+#define SD_CMD_STATUS 0x01
+
+/* SD_PAD_CTL */
+#define SD_IO_USING_1V8 0x80
+#define SD_IO_USING_3V3 0x7F
+#define TYPE_A_DRIVING 0x00
+#define TYPE_B_DRIVING 0x01
+#define TYPE_C_DRIVING 0x02
+#define TYPE_D_DRIVING 0x03
+
+/* SD_SAMPLE_POINT_CTL */
+#define DDR_FIX_RX_DAT 0x00
+#define DDR_VAR_RX_DAT 0x80
+#define DDR_FIX_RX_DAT_EDGE 0x00
+#define DDR_FIX_RX_DAT_14_DELAY 0x40
+#define DDR_FIX_RX_CMD 0x00
+#define DDR_VAR_RX_CMD 0x20
+#define DDR_FIX_RX_CMD_POS_EDGE 0x00
+#define DDR_FIX_RX_CMD_14_DELAY 0x10
+#define SD20_RX_POS_EDGE 0x00
+#define SD20_RX_14_DELAY 0x08
+#define SD20_RX_SEL_MASK 0x08
+
+/* SD_PUSH_POINT_CTL */
+#define DDR_FIX_TX_CMD_DAT 0x00
+#define DDR_VAR_TX_CMD_DAT 0x80
+#define DDR_FIX_TX_DAT_14_TSU 0x00
+#define DDR_FIX_TX_DAT_12_TSU 0x40
+#define DDR_FIX_TX_CMD_NEG_EDGE 0x00
+#define DDR_FIX_TX_CMD_14_AHEAD 0x20
+#define SD20_TX_NEG_EDGE 0x00
+#define SD20_TX_14_AHEAD 0x10
+#define SD20_TX_SEL_MASK 0x10
+#define DDR_VAR_SDCLK_POL_SWAP 0x01
+
+/* SD_TRANSFER */
+#define SD_TRANSFER_START 0x80
+#define SD_TRANSFER_END 0x40
+#define SD_STAT_IDLE 0x20
+#define SD_TRANSFER_ERR 0x10
+/* SD Transfer Mode definition */
+#define SD_TM_NORMAL_WRITE 0x00
+#define SD_TM_AUTO_WRITE_3 0x01
+#define SD_TM_AUTO_WRITE_4 0x02
+#define SD_TM_AUTO_READ_3 0x05
+#define SD_TM_AUTO_READ_4 0x06
+#define SD_TM_CMD_RSP 0x08
+#define SD_TM_AUTO_WRITE_1 0x09
+#define SD_TM_AUTO_WRITE_2 0x0A
+#define SD_TM_NORMAL_READ 0x0C
+#define SD_TM_AUTO_READ_1 0x0D
+#define SD_TM_AUTO_READ_2 0x0E
+#define SD_TM_AUTO_TUNING 0x0F
+
+/* SD_VPTX_CTL / SD_VPRX_CTL */
+#define PHASE_CHANGE 0x80
+#define PHASE_NOT_RESET 0x40
+
+/* SD_DCMPS_TX_CTL / SD_DCMPS_RX_CTL */
+#define DCMPS_CHANGE 0x80
+#define DCMPS_CHANGE_DONE 0x40
+#define DCMPS_ERROR 0x20
+#define DCMPS_CURRENT_PHASE 0x1F
+
+/* SD_CMD_STATE */
+#define SD_CMD_IDLE 0x80
+
+/* SD_DATA_STATE */
+#define SD_DATA_IDLE 0x80
+
+/* MS_BLKEND */
+#define SET_BLKEND 0x01
+
+/* MS_CFG */
+#define SAMPLE_TIME_RISING 0x00
+#define SAMPLE_TIME_FALLING 0x80
+#define PUSH_TIME_DEFAULT 0x00
+#define PUSH_TIME_ODD 0x40
+#define NO_EXTEND_TOGGLE 0x00
+#define EXTEND_TOGGLE_CHK 0x20
+#define MS_BUS_WIDTH_1 0x00
+#define MS_BUS_WIDTH_4 0x10
+#define MS_BUS_WIDTH_8 0x18
+#define MS_2K_SECTOR_MODE 0x04
+#define MS_512_SECTOR_MODE 0x00
+#define MS_TOGGLE_TIMEOUT_EN 0x00
+#define MS_TOGGLE_TIMEOUT_DISEN 0x01
+#define MS_NO_CHECK_INT 0x02
+
+/* MS_TRANS_CFG */
+#define WAIT_INT 0x80
+#define NO_WAIT_INT 0x00
+#define NO_AUTO_READ_INT_REG 0x00
+#define AUTO_READ_INT_REG 0x40
+#define MS_CRC16_ERR 0x20
+#define MS_RDY_TIMEOUT 0x10
+#define MS_INT_CMDNK 0x08
+#define MS_INT_BREQ 0x04
+#define MS_INT_ERR 0x02
+#define MS_INT_CED 0x01
+
+/* MS_TRANSFER */
+#define MS_TRANSFER_START 0x80
+#define MS_TRANSFER_END 0x40
+#define MS_TRANSFER_ERR 0x20
+#define MS_BS_STATE 0x10
+#define MS_TM_READ_BYTES 0x00
+#define MS_TM_NORMAL_READ 0x01
+#define MS_TM_WRITE_BYTES 0x04
+#define MS_TM_NORMAL_WRITE 0x05
+#define MS_TM_AUTO_READ 0x08
+#define MS_TM_AUTO_WRITE 0x0C
+#define MS_TM_SET_CMD 0x06
+#define MS_TM_COPY_PAGE 0x07
+#define MS_TM_MULTI_READ 0x02
+#define MS_TM_MULTI_WRITE 0x03
+
+/* MC_DMA_CTL */
+#define DMA_TC_EQ_0 0x80
+#define DMA_DIR_TO_CARD 0x00
+#define DMA_DIR_FROM_CARD 0x02
+#define DMA_EN 0x01
+#define DMA_128 (0 << 2)
+#define DMA_256 (1 << 2)
+#define DMA_512 (2 << 2)
+#define DMA_1024 (3 << 2)
+#define DMA_PACK_SIZE_MASK 0x0C
+
+/* CARD_INT_PEND */
+#define XD_INT 0x10
+#define MS_INT 0x08
+#define SD_INT 0x04
+
+/* MC_FIFO_CTL */
+#define FIFO_FLUSH 0x01
+
+/* AUTO_DELINK_EN */
+#define AUTO_DELINK 0x02
+#define FORCE_DELINK 0x01
+
+/* MC_DMA_RST */
+#define DMA_RESET 0x01
+
+#define SSC_POWER_MASK 0x01
+#define SSC_POWER_DOWN 0x01
+#define SSC_POWER_ON 0x00
+
+/* OCPCTL */
+#define MS_OCP_DETECT_EN 0x08
+#define MS_OCP_INT_EN 0x04
+#define MS_OCP_INT_CLR 0x02
+#define MS_OCP_CLEAR 0x01
+
+/* OCPSTAT */
+#define MS_OCP_DETECT 0x80
+#define MS_OCP_NOW 0x02
+#define MS_OCP_EVER 0x01
+
+/* MC_FIFO_STAT */
+#define FIFO_FULL 0x01
+#define FIFO_EMPTY 0x02
+
+/* RCCTL */
+#define U_HW_CMD_EN_MASK 0x02
+#define U_HW_CMD_EN 0x02
+#define U_HW_CMD_DIS 0x00
+
+/* Register address */
+#define FPDCTL 0xFC00
+#define SSC_DIV_N_0 0xFC07
+#define SSC_CTL1 0xFC09
+#define SSC_CTL2 0xFC0A
+#define CFG_MODE_1 0xFC0F
+#define RCCTL 0xFC14
+#define SYS_DUMMY0 0xFC30
+#define XD_CP_WAITTIME 0xFD00
+#define XD_CP_PAGELEN 0xFD01
+#define XD_CP_READADDR0 0xFD02
+#define XD_CP_READADDR1 0xFD03
+#define XD_CP_READADDR2 0xFD04
+#define XD_CP_READADDR3 0xFD05
+#define XD_CP_READADDR4 0xFD06
+#define XD_CP_WRITEADDR0 0xFD07
+#define XD_CP_WRITEADDR1 0xFD08
+#define XD_CP_WRITEADDR2 0xFD09
+#define XD_CP_WRITEADDR3 0xFD0A
+#define XD_CP_WRITEADDR4 0xFD0B
+#define XD_INIT 0xFD10
+#define XD_DTCTL 0xFD11
+#define XD_CTL 0xFD12
+#define XD_TRANSFER 0xFD13
+#define XD_CFG 0xFD14
+#define XD_ADDRESS0 0xFD15
+#define XD_ADDRESS1 0xFD16
+#define XD_ADDRESS2 0xFD17
+#define XD_ADDRESS3 0xFD18
+#define XD_ADDRESS4 0xFD19
+#define XD_DAT 0xFD1A
+#define XD_PAGE_CNT 0xFD1B
+#define XD_PAGE_STATUS 0xFD1C
+#define XD_BLOCK_STATUS 0xFD1D
+#define XD_BLOCK_ADDR1_L 0xFD1E
+#define XD_BLOCK_ADDR1_H 0xFD1F
+#define XD_BLOCK_ADDR2_L 0xFD20
+#define XD_BLOCK_ADDR2_H 0xFD21
+#define XD_BYTE_CNT_L 0xFD22
+#define XD_BYTE_CNT_H 0xFD23
+#define XD_PARITY 0xFD24
+#define XD_ECC_BIT1 0xFD25
+#define XD_ECC_BYTE1 0xFD26
+#define XD_ECC_BIT2 0xFD27
+#define XD_ECC_BYTE2 0xFD28
+#define XD_RESERVED0 0xFD29
+#define XD_RESERVED1 0xFD2A
+#define XD_RESERVED2 0xFD2B
+#define XD_RESERVED3 0xFD2C
+#define XD_CHK_DATA_STATUS 0xFD2D
+#define XD_CATCTL 0xFD2E
+
+#define MS_BLKEND 0xFD30
+#define MS_READ_START 0xFD31
+#define MS_READ_COUNT 0xFD32
+#define MS_WRITE_START 0xFD33
+#define MS_WRITE_COUNT 0xFD34
+#define MS_COMMAND 0xFD35
+#define MS_OLD_BLOCK_0 0xFD36
+#define MS_OLD_BLOCK_1 0xFD37
+#define MS_NEW_BLOCK_0 0xFD38
+#define MS_NEW_BLOCK_1 0xFD39
+#define MS_LOG_BLOCK_0 0xFD3A
+#define MS_LOG_BLOCK_1 0xFD3B
+#define MS_BUS_WIDTH 0xFD3C
+#define MS_PAGE_START 0xFD3D
+#define MS_PAGE_LENGTH 0xFD3E
+#define MS_CFG 0xFD40
+#define MS_TPC 0xFD41
+#define MS_TRANS_CFG 0xFD42
+#define MS_TRANSFER 0xFD43
+#define MS_INT_REG 0xFD44
+#define MS_BYTE_CNT 0xFD45
+#define MS_SECTOR_CNT_L 0xFD46
+#define MS_SECTOR_CNT_H 0xFD47
+#define MS_DBUS_H 0xFD48
+
+#define CARD_DMA1_CTL 0xFD5C
+#define CARD_PULL_CTL1 0xFD60
+#define CARD_PULL_CTL2 0xFD61
+#define CARD_PULL_CTL3 0xFD62
+#define CARD_PULL_CTL4 0xFD63
+#define CARD_PULL_CTL5 0xFD64
+#define CARD_PULL_CTL6 0xFD65
+#define CARD_EXIST 0xFD6F
+#define CARD_INT_PEND 0xFD71
+
+#define LDO_POWER_CFG 0xFD7B
+
+#define SD_CFG1 0xFDA0
+#define SD_CFG2 0xFDA1
+#define SD_CFG3 0xFDA2
+#define SD_STAT1 0xFDA3
+#define SD_STAT2 0xFDA4
+#define SD_BUS_STAT 0xFDA5
+#define SD_PAD_CTL 0xFDA6
+#define SD_SAMPLE_POINT_CTL 0xFDA7
+#define SD_PUSH_POINT_CTL 0xFDA8
+#define SD_CMD0 0xFDA9
+#define SD_CMD1 0xFDAA
+#define SD_CMD2 0xFDAB
+#define SD_CMD3 0xFDAC
+#define SD_CMD4 0xFDAD
+#define SD_CMD5 0xFDAE
+#define SD_BYTE_CNT_L 0xFDAF
+#define SD_BYTE_CNT_H 0xFDB0
+#define SD_BLOCK_CNT_L 0xFDB1
+#define SD_BLOCK_CNT_H 0xFDB2
+#define SD_TRANSFER 0xFDB3
+#define SD_CMD_STATE 0xFDB5
+#define SD_DATA_STATE 0xFDB6
+#define SD_VPCLK0_CTL 0xFC2A
+#define SD_VPCLK1_CTL 0xFC2B
+#define SD_DCMPS0_CTL 0xFC2C
+#define SD_DCMPS1_CTL 0xFC2D
+
+#define CARD_DMA1_CTL 0xFD5C
+
+#define HW_VERSION 0xFC01
+
+#define SSC_CLK_FPGA_SEL 0xFC02
+#define CLK_DIV 0xFC03
+#define SFSM_ED 0xFC04
+
+#define CD_DEGLITCH_WIDTH 0xFC20
+#define CD_DEGLITCH_EN 0xFC21
+#define AUTO_DELINK_EN 0xFC23
+
+#define FPGA_PULL_CTL 0xFC1D
+#define CARD_CLK_SOURCE 0xFC2E
+
+#define CARD_SHARE_MODE 0xFD51
+#define CARD_DRIVE_SEL 0xFD52
+#define CARD_STOP 0xFD53
+#define CARD_OE 0xFD54
+#define CARD_AUTO_BLINK 0xFD55
+#define CARD_GPIO 0xFD56
+#define SD30_DRIVE_SEL 0xFD57
+
+#define CARD_DATA_SOURCE 0xFD5D
+#define CARD_SELECT 0xFD5E
+
+#define CARD_CLK_EN 0xFD79
+#define CARD_PWR_CTL 0xFD7A
+
+#define OCPCTL 0xFD80
+#define OCPPARA1 0xFD81
+#define OCPPARA2 0xFD82
+#define OCPSTAT 0xFD83
+
+#define HS_USB_STAT 0xFE01
+#define HS_VCONTROL 0xFE26
+#define HS_VSTAIN 0xFE27
+#define HS_VLOADM 0xFE28
+#define HS_VSTAOUT 0xFE29
+
+#define MC_IRQ 0xFF00
+#define MC_IRQEN 0xFF01
+#define MC_FIFO_CTL 0xFF02
+#define MC_FIFO_BC0 0xFF03
+#define MC_FIFO_BC1 0xFF04
+#define MC_FIFO_STAT 0xFF05
+#define MC_FIFO_MODE 0xFF06
+#define MC_FIFO_RD_PTR0 0xFF07
+#define MC_FIFO_RD_PTR1 0xFF08
+#define MC_DMA_CTL 0xFF10
+#define MC_DMA_TC0 0xFF11
+#define MC_DMA_TC1 0xFF12
+#define MC_DMA_TC2 0xFF13
+#define MC_DMA_TC3 0xFF14
+#define MC_DMA_RST 0xFF15
+
+/* Memory mapping */
+#define RBUF_SIZE_MASK 0xFBFF
+#define RBUF_BASE 0xF000
+#define PPBUF_BASE1 0xF800
+#define PPBUF_BASE2 0xFA00
+
+/* int monitor_card_cd */
+#define CD_EXIST 0
+#define CD_NOT_EXIST 1
+
+#define DEBOUNCE_CNT 5
+
+int monitor_card_cd(struct rts51x_chip *chip, u8 card);
+
+void do_remaining_work(struct rts51x_chip *chip);
+void do_reset_xd_card(struct rts51x_chip *chip);
+void do_reset_sd_card(struct rts51x_chip *chip);
+void do_reset_ms_card(struct rts51x_chip *chip);
+void rts51x_init_cards(struct rts51x_chip *chip);
+void rts51x_release_cards(struct rts51x_chip *chip);
+int switch_ssc_clock(struct rts51x_chip *chip, int clk);
+int switch_normal_clock(struct rts51x_chip *chip, int clk);
+int card_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 sec_addr,
+ u16 sec_cnt);
+u8 get_lun_card(struct rts51x_chip *chip, unsigned int lun);
+int card_share_mode(struct rts51x_chip *chip, int card);
+int rts51x_select_card(struct rts51x_chip *chip, int card);
+void eject_card(struct rts51x_chip *chip, unsigned int lun);
+void trans_dma_enable(enum dma_data_direction dir, struct rts51x_chip *chip,
+ u32 byte_cnt, u8 pack_size);
+int enable_card_clock(struct rts51x_chip *chip, u8 card);
+int disable_card_clock(struct rts51x_chip *chip, u8 card);
+int card_power_on(struct rts51x_chip *chip, u8 card);
+int card_power_off(struct rts51x_chip *chip, u8 card);
+int toggle_gpio(struct rts51x_chip *chip, u8 gpio);
+int turn_on_led(struct rts51x_chip *chip, u8 gpio);
+int turn_off_led(struct rts51x_chip *chip, u8 gpio);
+
+static inline int check_card_ready(struct rts51x_chip *chip, unsigned int lun)
+{
+ if (chip->card_ready & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline int check_card_exist(struct rts51x_chip *chip, unsigned int lun)
+{
+ if (chip->card_exist & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline int check_card_wp(struct rts51x_chip *chip, unsigned int lun)
+{
+ if (chip->card_wp & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline int check_card_fail(struct rts51x_chip *chip, unsigned int lun)
+{
+ if (chip->card_fail & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline int check_card_ejected(struct rts51x_chip *chip, unsigned int lun)
+{
+ if (chip->card_ejected & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline int check_fake_card_ready(struct rts51x_chip *chip,
+ unsigned int lun)
+{
+ if (chip->fake_card_ready & chip->lun2card[lun])
+ return 1;
+
+ return 0;
+}
+
+static inline u8 get_lun2card(struct rts51x_chip *chip, unsigned int lun)
+{
+ return chip->lun2card[lun];
+}
+
+static inline int check_lun_mc(struct rts51x_chip *chip, unsigned int lun)
+{
+ return CHK_BIT(chip->lun_mc, lun);
+}
+
+static inline void set_lun_mc(struct rts51x_chip *chip, unsigned int lun)
+{
+ SET_BIT(chip->lun_mc, lun);
+}
+
+static inline void clear_lun_mc(struct rts51x_chip *chip, unsigned int lun)
+{
+ CLR_BIT(chip->lun_mc, lun);
+}
+
+static inline int switch_clock(struct rts51x_chip *chip, int clk)
+{
+ int retval = 0;
+
+ if (chip->asic_code)
+ retval = switch_ssc_clock(chip, clk);
+ else
+ retval = switch_normal_clock(chip, clk);
+
+ return retval;
+}
+
+static inline void rts51x_clear_xd_error(struct rts51x_chip *chip)
+{
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ XD_STOP | XD_CLR_ERR, XD_STOP | XD_CLR_ERR);
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH, FIFO_FLUSH);
+ rts51x_ep0_write_register(chip, MC_DMA_RST, DMA_RESET, DMA_RESET);
+ rts51x_ep0_write_register(chip, SFSM_ED, 0xf8, 0xf8);
+}
+
+static inline void rts51x_clear_sd_error(struct rts51x_chip *chip)
+{
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ SD_STOP | SD_CLR_ERR, SD_STOP | SD_CLR_ERR);
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH, FIFO_FLUSH);
+ rts51x_ep0_write_register(chip, MC_DMA_RST, DMA_RESET, DMA_RESET);
+ rts51x_ep0_write_register(chip, SFSM_ED, 0xf8, 0xf8);
+}
+
+static inline void rts51x_clear_ms_error(struct rts51x_chip *chip)
+{
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ MS_STOP | MS_CLR_ERR, MS_STOP | MS_CLR_ERR);
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH, FIFO_FLUSH);
+ rts51x_ep0_write_register(chip, MC_DMA_RST, DMA_RESET, DMA_RESET);
+ rts51x_ep0_write_register(chip, SFSM_ED, 0xf8, 0xf8);
+}
+
+#endif /* __RTS51X_CARD_H */
diff --git a/drivers/staging/rts5139/rts51x_chip.c b/drivers/staging/rts5139/rts51x_chip.c
new file mode 100644
index 0000000..adc0d00
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_chip.c
@@ -0,0 +1,1167 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/workqueue.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+#include "rts51x_transport.h"
+#include "rts51x_sys.h"
+#include "xd.h"
+#include "ms.h"
+#include "sd.h"
+
+static int check_sd_speed_prior(u32 sd_speed_prior)
+{
+ int i, fake_para = 0;
+
+ /* Check the legality of sd_speed_prior */
+ for (i = 0; i < 4; i++) {
+ u8 tmp = (u8) (sd_speed_prior >> (i * 8));
+ if ((tmp < 0x01) || (tmp > 0x04)) {
+ fake_para = 1;
+ break;
+ }
+ }
+
+ return !fake_para;
+}
+
+int rts51x_reset_chip(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (CHECK_PKG(chip, LQFP48)) {
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, LDO3318_PWR_MASK,
+ LDO_SUSPEND);
+ RTS51X_WRITE_REG(chip, CARD_PWR_CTL, FORCE_LDO_POWERB,
+ FORCE_LDO_POWERB);
+ RTS51X_WRITE_REG(chip, CARD_PULL_CTL1, 0x30, 0x10);
+ RTS51X_WRITE_REG(chip, CARD_PULL_CTL5, 0x03, 0x01);
+ RTS51X_WRITE_REG(chip, CARD_PULL_CTL6, 0x0C, 0x04);
+ }
+ if (chip->asic_code) {
+ RTS51X_WRITE_REG(chip, SYS_DUMMY0, NYET_MSAK, NYET_EN);
+ RTS51X_WRITE_REG(chip, CD_DEGLITCH_WIDTH, 0xFF, 0x08);
+ rts51x_write_register(chip, CD_DEGLITCH_EN, XD_CD_DEGLITCH_EN,
+ 0x00);
+ rts51x_write_register(chip, SD30_DRIVE_SEL, SD30_DRIVE_MASK,
+ chip->option.sd30_pad_drive);
+ rts51x_write_register(chip, CARD_DRIVE_SEL, SD20_DRIVE_MASK,
+ chip->option.sd20_pad_drive);
+ if (chip->rts5179)
+ rts51x_write_register(chip, CARD_PULL_CTL5, 0x03, 0x01);
+ if (!chip->option.ww_enable) {
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_write_register(chip, CARD_PULL_CTL3,
+ 0x80, 0x80);
+ rts51x_write_register(chip, CARD_PULL_CTL6,
+ 0xf0, 0xA0);
+ } else {
+ rts51x_write_register(chip, CARD_PULL_CTL1,
+ 0x30, 0x20);
+ rts51x_write_register(chip, CARD_PULL_CTL3,
+ 0x80, 0x80);
+ rts51x_write_register(chip, CARD_PULL_CTL6,
+ 0x0c, 0x08);
+ }
+ }
+ }
+ if (chip->option.sd_ctl & SUPPORT_UHS50_MMC44) {
+ SET_UHS50(chip);
+ RTS51X_DEBUGP("option enable UHS50&MMC44,sd_ctl:0x%x\n",
+ chip->option.sd_ctl);
+ } else {
+ /* if(CHECK_PID(chip, 0x0139)&&CHECK_PKG(chip, LQFP48)) */
+ if ((CHECK_PID(chip, 0x0139) && CHECK_PKG(chip, LQFP48))
+ || chip->rts5179) {
+ SET_UHS50(chip);
+ RTS51X_DEBUGP("PID enable UHS50&MMC44\n");
+ } else {
+ CLEAR_UHS50(chip);
+ RTS51X_DEBUGP("PID disable UHS50&MMC44\n");
+ }
+ }
+
+ if (chip->option.ms_errreg_fix && (chip->ic_version > 1))
+ rts51x_write_register(chip, 0xFD4D, 0x01, 0x01);
+ retval = rts51x_write_phy_register(chip, 0xC2, 0x7C);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_init_cmd(chip);
+
+ /* GPIO OE */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_GPIO, GPIO_OE, GPIO_OE);
+#ifdef LED_AUTO_BLINK
+ /* LED autoblink */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_AUTO_BLINK,
+ BLINK_ENABLE | BLINK_SPEED_MASK,
+ BLINK_ENABLE | chip->option.led_blink_speed);
+#endif
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DMA1_CTL,
+ EXTEND_DMA1_ASYNC_SIGNAL, EXTEND_DMA1_ASYNC_SIGNAL);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SUPPORT_OCP
+ if (chip->asic_code) {
+ rts51x_write_register(chip, OCPCTL, MS_OCP_DETECT_EN,
+ MS_OCP_DETECT_EN);
+ RTS51X_DEBUGP("Enable OCP detect!\n");
+ }
+#endif
+ if (chip->option.FT2_fast_mode) {
+ card_power_on(chip, SD_CARD | MS_CARD | XD_CARD);
+ wait_timeout(10);
+ }
+ rts51x_clear_start_time(chip);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_init_chip(struct rts51x_chip *chip)
+{
+ int retval;
+ u8 val;
+
+ chip->max_lun = 0;
+ chip->cur_clk = 0;
+ chip->cur_card = 0;
+
+ chip->card2lun[XD_CARD] = 0;
+ chip->card2lun[SD_CARD] = 0;
+ chip->card2lun[MS_CARD] = 0;
+ chip->card_ejected = 0;
+
+ chip->lun2card[0] = XD_CARD | SD_CARD | MS_CARD;
+#if 0
+ chip->option.sdr50_tx_phase = 0x01;
+ chip->option.sdr50_rx_phase = 0x05;
+ chip->option.ddr50_tx_phase = 0x09;
+ chip->option.ddr50_rx_phase = 0x06; /* add for debug */
+#endif
+#ifdef CLOSE_SSC_POWER
+ rts51x_write_register(chip, FPDCTL, SSC_POWER_MASK, SSC_POWER_ON);
+ udelay(100);
+ rts51x_write_register(chip, CLK_DIV, CLK_CHANGE, 0x00);
+#endif
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ RTS51X_READ_REG(chip, HW_VERSION, &val);
+ if ((val & 0x0f) >= 2)
+ chip->option.rcc_bug_fix_en = 0;
+ RTS51X_DEBUGP("rcc bug fix enable:%d\n", chip->option.rcc_bug_fix_en);
+ RTS51X_DEBUGP("HW_VERSION: 0x%x\n", val);
+ if (val & FPGA_VER) {
+ chip->asic_code = 0;
+ RTS51X_DEBUGP("FPGA!\n");
+ } else {
+ chip->asic_code = 1;
+ RTS51X_DEBUGP("ASIC!\n");
+ }
+ chip->ic_version = val & HW_VER_MASK;
+
+ if (!check_sd_speed_prior(chip->option.sd_speed_prior))
+ chip->option.sd_speed_prior = 0x01020403;
+ RTS51X_DEBUGP("sd_speed_prior = 0x%08x\n",
+ chip->option.sd_speed_prior);
+
+ RTS51X_READ_REG(chip, CARD_SHARE_MODE, &val);
+ if (val & CARD_SHARE_LQFP_SEL) {
+ chip->package = LQFP48;
+ RTS51X_DEBUGP("Package: LQFP48\n");
+ } else {
+ chip->package = QFN24;
+ RTS51X_DEBUGP("Package: QFN24\n");
+ }
+
+ RTS51X_READ_REG(chip, HS_USB_STAT, &val);
+ if (val & USB_HI_SPEED) {
+ chip->usb_speed = USB_20;
+ RTS51X_DEBUGP("USB High Speed\n");
+ } else {
+ chip->usb_speed = USB_11;
+ RTS51X_DEBUGP("USB Full Speed\n");
+ }
+
+ RTS51X_READ_REG(chip, CFG_MODE_1, &val);
+ if (val & RTS5179) {
+ chip->rts5179 = 1;
+ RTS51X_DEBUGP("device is rts5179\n");
+ } else {
+ chip->rts5179 = 0;
+ }
+
+ retval = rts51x_reset_chip(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_release_chip(struct rts51x_chip *chip)
+{
+ xd_free_l2p_tbl(chip);
+ ms_free_l2p_tbl(chip);
+ chip->card_ready = 0;
+ return STATUS_SUCCESS;
+}
+
+#ifndef LED_AUTO_BLINK
+static inline void rts51x_blink_led(struct rts51x_chip *chip)
+{
+ /* Read/Write */
+ if (chip->card_ready) {
+ if (chip->led_toggle_counter <
+ chip->option.led_toggle_interval) {
+ chip->led_toggle_counter++;
+ } else {
+ chip->led_toggle_counter = 0;
+ toggle_gpio(chip, LED_GPIO);
+ }
+ }
+}
+#endif
+
+int rts51x_check_start_time(struct rts51x_chip *chip)
+{
+ return 0;
+}
+
+void rts51x_set_start_time(struct rts51x_chip *chip)
+{
+}
+
+void rts51x_clear_start_time(struct rts51x_chip *chip)
+{
+}
+
+static void rts51x_auto_delink_cmd(struct rts51x_chip *chip)
+{
+ rts51x_write_register(chip, AUTO_DELINK_EN,
+ AUTO_DELINK, AUTO_DELINK);
+}
+
+static void rts51x_auto_delink_force_cmd(struct rts51x_chip *chip)
+{
+ rts51x_write_register(chip, AUTO_DELINK_EN,
+ AUTO_DELINK | FORCE_DELINK,
+ AUTO_DELINK | FORCE_DELINK);
+}
+
+#ifdef USING_POLLING_CYCLE_DELINK
+/* using polling cycle as delink time */
+static void rts51x_auto_delink_polling_cycle(struct rts51x_chip *chip)
+{
+ if (chip->auto_delink_counter <=
+ chip->option.delink_delay * 2) {
+ if (chip->auto_delink_counter ==
+ chip->option.delink_delay) {
+ clear_first_install_mark(chip);
+ if (chip->card_exist) {
+ /* False card */
+ if (!chip->card_ejected) {
+ /* if card is not ejected or safely
+ * remove,then do force delink */
+ RTS51X_DEBUGP("False card inserted,"
+ "do force delink\n");
+ rts51x_auto_delink_force_cmd(chip);
+ chip->auto_delink_counter =
+ chip->option.delink_delay * 2 + 1;
+ }
+ } else {
+ RTS51X_DEBUGP("No card inserted, do delink\n");
+ /* rts51x_write_register(chip, CARD_PWR_CTL,
+ DV3318_AUTO_PWR_OFF, 0); */
+ rts51x_auto_delink_cmd(chip);
+ }
+ }
+ if (chip->auto_delink_counter ==
+ chip->option.delink_delay * 2) {
+ RTS51X_DEBUGP("Try to do force delink\n");
+ rts51x_auto_delink_force_cmd(chip);
+ }
+ chip->auto_delink_counter++;
+ }
+}
+
+static void rts51x_auto_delink(struct rts51x_chip *chip)
+{
+ rts51x_auto_delink_polling_cycle(chip);
+}
+#else
+/* some of called funcs are not implemented, so comment it out */
+#if 0
+/* using precise time as delink time */
+static void rts51x_auto_delink_precise_time(struct rts51x_chip *chip)
+{
+ int retvalue = 0;
+
+ retvalue = rts51x_get_card_status(chip, &chip->card_status);
+ /* get card CD status success and card CD not exist,
+ * then check whether delink */
+ if ((retvalue == STATUS_SUCCESS)
+ && (!(chip->card_status & (SD_CD | MS_CD | XD_CD)))) {
+ if (rts51x_count_delink_time(chip) >=
+ chip->option.delink_delay) {
+ clear_first_install_mark(chip);
+ RTS51X_DEBUGP("No card inserted, do delink\n");
+ /* sangdy2010-05-17:disable because there is error
+ * after SSC clock closed and card power
+ * has been closed before */
+ /* rts51x_write_register(chip, CARD_PWR_CTL,
+ DV3318_AUTO_PWR_OFF, 0); */
+ rts51x_auto_delink_cmd(chip);
+ }
+ /* card CD exist and not ready, then do force delink */
+ if ((retvalue == STATUS_SUCCESS)
+ && (chip->card_status & (SD_CD | MS_CD | XD_CD))) {
+ /* if card is not ejected or safely remove,
+ * then do force delink */
+ if (!chip->card_ejected) {
+ /* sangdy2010-11-16:polling at least 2 cycles
+ * then do force delink for card may force delink
+ * if card is extracted and insert quickly
+ * after ready. */
+ if (chip->auto_delink_counter > 1) {
+ if (rts51x_count_delink_time(chip) >
+ chip->option.delink_delay * 2) {
+ RTS51X_DEBUGP("Try to do force"
+ "delink\n");
+ rts51x_auto_delink_force_cmd(chip);
+ }
+ }
+ }
+ }
+ chip->auto_delink_counter++;
+}
+#else
+static void rts51x_auto_delink_precise_time(struct rts51x_chip *chip)
+{
+}
+#endif
+
+static void rts51x_auto_delink(struct rts51x_chip *chip)
+{
+ rts51x_auto_delink_precise_time(chip);
+}
+#endif
+
+void rts51x_polling_func(struct rts51x_chip *chip)
+{
+#ifdef SUPPORT_SD_LOCK
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ if (sd_card->sd_erase_status) {
+ if (chip->card_exist & SD_CARD) {
+ u8 val;
+ rts51x_read_register(chip, SD_BUS_STAT, &val);
+ if (val & SD_DAT0_STATUS) {
+ /* Erase completed */
+ sd_card->sd_erase_status = SD_NOT_ERASE;
+ sd_card->sd_lock_notify = 1;
+
+ /* SD card should be reinited,
+ * so we release it here. */
+ sd_cleanup_work(chip);
+ release_sd_card(chip);
+ chip->card_ready &= ~SD_CARD;
+ chip->card_exist &= ~SD_CARD;
+ chip->rw_card[chip->card2lun[SD_CARD]] = NULL;
+ clear_bit(chip->card2lun[SD_CARD],
+ &(chip->lun_mc));
+ }
+ } else {
+ sd_card->sd_erase_status = SD_NOT_ERASE;
+ }
+ }
+#endif
+
+ rts51x_init_cards(chip);
+
+#ifdef SUPPORT_OCP
+ /* if OCP happen and card exist, then close card OE */
+ if ((chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) &&
+ (chip->card_exist)) {
+
+ rts51x_prepare_run(chip);
+
+ if (chip->card_exist & SD_CARD)
+ rts51x_write_register(chip, CARD_OE, SD_OUTPUT_EN, 0);
+ else if (chip->card_exist & MS_CARD)
+ rts51x_write_register(chip, CARD_OE, MS_OUTPUT_EN, 0);
+ else if (chip->card_exist & XD_CARD)
+ rts51x_write_register(chip, CARD_OE, XD_OUTPUT_EN, 0);
+ }
+#endif
+
+ if (chip->idle_counter < IDLE_MAX_COUNT) {
+ chip->idle_counter++;
+ } else {
+ if (!RTS51X_CHK_STAT(chip, STAT_IDLE)) {
+ RTS51X_DEBUGP("Idle state!\n");
+ RTS51X_SET_STAT(chip, STAT_IDLE);
+#ifndef LED_AUTO_BLINK
+ chip->led_toggle_counter = 0;
+#endif
+ /* Idle state, turn off LED
+ * to reduce power consumption */
+ if (chip->option.led_always_on
+ && (chip->card_exist &
+ (SD_CARD | MS_CARD | XD_CARD))
+ && (!chip->card_ejected)) {
+ turn_on_led(chip, LED_GPIO);
+ } else {
+ if (chip->rts5179) {
+ rts51x_ep0_write_register(chip,
+ CARD_GPIO,
+ 0x03, 0x00);
+ } else {
+ turn_off_led(chip, LED_GPIO);
+ }
+
+ }
+
+#ifdef CLOSE_SSC_POWER
+ if (!chip->card_ready) {
+ rts51x_write_register(chip, CLK_DIV, CLK_CHANGE,
+ CLK_CHANGE);
+ rts51x_write_register(chip, FPDCTL,
+ SSC_POWER_MASK,
+ SSC_POWER_DOWN);
+ RTS51X_DEBUGP("Close SSC clock power!\n");
+ }
+#endif
+ }
+ }
+
+ switch (RTS51X_GET_STAT(chip)) {
+ case STAT_RUN:
+#ifndef LED_AUTO_BLINK
+ rts51x_blink_led(chip);
+#endif
+ do_remaining_work(chip);
+ break;
+
+ case STAT_IDLE:
+ break;
+
+ default:
+ break;
+ }
+
+ if (chip->option.auto_delink_en && !chip->card_ready) {
+ rts51x_auto_delink(chip);
+ } else {
+ chip->auto_delink_counter = 0;
+ rts51x_clear_start_time(chip);
+ }
+}
+
+void rts51x_add_cmd(struct rts51x_chip *chip,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data)
+{
+ int i;
+
+ if (chip->cmd_idx < ((CMD_BUF_LEN - CMD_OFFSET) / 4)) {
+ i = CMD_OFFSET + chip->cmd_idx * 4;
+ chip->cmd_buf[i++] =
+ ((cmd_type & 0x03) << 6) | (u8) ((reg_addr >> 8) & 0x3F);
+ chip->cmd_buf[i++] = (u8) reg_addr;
+ chip->cmd_buf[i++] = mask;
+ chip->cmd_buf[i++] = data;
+ chip->cmd_idx++;
+ }
+}
+
+int rts51x_send_cmd(struct rts51x_chip *chip, u8 flag, int timeout)
+{
+ int result;
+
+ chip->cmd_buf[CNT_H] = (u8) (chip->cmd_idx >> 8);
+ chip->cmd_buf[CNT_L] = (u8) (chip->cmd_idx);
+ chip->cmd_buf[STAGE_FLAG] = flag;
+
+ result = rts51x_transfer_data_rcc(chip, SND_BULK_PIPE(chip),
+ (void *)(chip->cmd_buf),
+ chip->cmd_idx * 4 + CMD_OFFSET,
+ 0, NULL, timeout, MODE_C);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, result);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_get_rsp(struct rts51x_chip *chip, int rsp_len, int timeout)
+{
+ int result;
+
+ if (rsp_len <= 0)
+ TRACE_RET(chip, STATUS_ERROR);
+ /* rsp_len must aligned to dword */
+ if (rsp_len % 4)
+ rsp_len += (4 - rsp_len % 4);
+
+ result = rts51x_transfer_data_rcc(chip, RCV_BULK_PIPE(chip),
+ (void *)chip->rsp_buf, rsp_len,
+ 0, NULL, timeout, STAGE_R);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, result);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_get_card_status(struct rts51x_chip *chip, u16 * status)
+{
+ int retval;
+ u16 val;
+
+#ifdef GET_CARD_STATUS_USING_EPC
+ retval = rts51x_get_epc_status(chip, &val);
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#else
+ retval = rts51x_ctrl_transfer(chip, RCV_CTRL_PIPE(chip), 0x02, 0xC0,
+ 0, 0, &val, 2, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#endif
+
+ if (status)
+ *status = val;
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_write_register(struct rts51x_chip *chip, u16 addr, u8 mask, u8 data)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, addr, mask, data);
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_read_register(struct rts51x_chip *chip, u16 addr, u8 * data)
+{
+ int retval;
+
+ if (data)
+ *data = 0;
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, READ_REG_CMD, addr, 0, 0);
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = rts51x_get_rsp(chip, 1, 100);
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (data)
+ *data = chip->rsp_buf[0];
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_ep0_write_register(struct rts51x_chip *chip, u16 addr, u8 mask,
+ u8 data)
+{
+ int retval;
+ u16 value = 0, index = 0;
+
+ value |= (u16) (3 & 0x03) << 14;
+ value |= (u16) (addr & 0x3FFF);
+ index |= (u16) mask << 8;
+ index |= (u16) data;
+
+ retval = rts51x_ctrl_transfer(chip, SND_CTRL_PIPE(chip), 0x00, 0x40,
+ cpu_to_be16(value), cpu_to_be16(index),
+ NULL, 0, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_ep0_read_register(struct rts51x_chip *chip, u16 addr, u8 * data)
+{
+ int retval;
+ u16 value = 0;
+ u8 val;
+
+ if (data)
+ *data = 0;
+
+ value |= (u16) (2 & 0x03) << 14;
+ value |= (u16) (addr & 0x3FFF);
+
+ retval = rts51x_ctrl_transfer(chip, RCV_CTRL_PIPE(chip), 0x00, 0xC0,
+ cpu_to_be16(value), 0, &val, 1, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (data)
+ *data = val;
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_seq_write_register(struct rts51x_chip *chip, u16 addr, u16 len,
+ u8 *data)
+{
+ int result;
+ u16 cmd_len = len + 12;
+
+ if (!data)
+ TRACE_RET(chip, STATUS_ERROR);
+
+ cmd_len = (cmd_len <= CMD_BUF_LEN) ? cmd_len : CMD_BUF_LEN;
+
+ /* cmd_len must aligned to dword */
+ if (cmd_len % 4)
+ cmd_len += (4 - cmd_len % 4);
+
+ chip->cmd_buf[0] = 'R';
+ chip->cmd_buf[1] = 'T';
+ chip->cmd_buf[2] = 'C';
+ chip->cmd_buf[3] = 'R';
+ chip->cmd_buf[PACKET_TYPE] = SEQ_WRITE;
+ chip->cmd_buf[5] = (u8) (len >> 8);
+ chip->cmd_buf[6] = (u8) len;
+ chip->cmd_buf[STAGE_FLAG] = 0;
+ chip->cmd_buf[8] = (u8) (addr >> 8);
+ chip->cmd_buf[9] = (u8) addr;
+
+ memcpy(chip->cmd_buf + 12, data, len);
+
+ result = rts51x_transfer_data_rcc(chip, SND_BULK_PIPE(chip),
+ (void *)(chip->cmd_buf), cmd_len, 0,
+ NULL, 100, MODE_C);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, result);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_seq_read_register(struct rts51x_chip *chip, u16 addr, u16 len,
+ u8 *data)
+{
+ int result;
+ u16 rsp_len;
+
+ if (!data)
+ TRACE_RET(chip, STATUS_ERROR);
+ /* rsp_len must aligned to dword */
+ if (len % 4)
+ rsp_len = len + (4 - len % 4);
+ else
+ rsp_len = len;
+
+ chip->cmd_buf[0] = 'R';
+ chip->cmd_buf[1] = 'T';
+ chip->cmd_buf[2] = 'C';
+ chip->cmd_buf[3] = 'R';
+ chip->cmd_buf[PACKET_TYPE] = SEQ_READ;
+ chip->cmd_buf[5] = (u8) (rsp_len >> 8);
+ chip->cmd_buf[6] = (u8) rsp_len;
+ chip->cmd_buf[STAGE_FLAG] = STAGE_R;
+ chip->cmd_buf[8] = (u8) (addr >> 8);
+ chip->cmd_buf[9] = (u8) addr;
+
+ result = rts51x_transfer_data_rcc(chip, SND_BULK_PIPE(chip),
+ (void *)(chip->cmd_buf), 12, 0, NULL,
+ 100, MODE_C);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, result);
+
+ result = rts51x_transfer_data_rcc(chip, RCV_BULK_PIPE(chip),
+ (void *)data, rsp_len, 0, NULL, 100,
+ STAGE_DI);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, result);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_read_ppbuf(struct rts51x_chip *chip, u8 * buf, int buf_len)
+{
+ int retval;
+
+ if (!buf)
+ TRACE_RET(chip, STATUS_ERROR);
+
+ retval =
+ rts51x_seq_read_register(chip, PPBUF_BASE2, (u16) buf_len, buf);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_write_ppbuf(struct rts51x_chip *chip, u8 * buf, int buf_len)
+{
+ int retval;
+
+ if (!buf)
+ TRACE_RET(chip, STATUS_ERROR);
+
+ retval =
+ rts51x_seq_write_register(chip, PPBUF_BASE2, (u16) buf_len, buf);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_write_phy_register(struct rts51x_chip *chip, u8 addr, u8 val)
+{
+ int retval;
+
+ RTS51X_DEBUGP("Write 0x%x to phy register 0x%x\n", val, addr);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VSTAIN, 0xFF, val);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VCONTROL, 0xFF, addr & 0x0F);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VCONTROL, 0xFF,
+ (addr >> 4) & 0x0F);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_read_phy_register(struct rts51x_chip *chip, u8 addr, u8 * val)
+{
+ int retval;
+
+ RTS51X_DEBUGP("Read from phy register 0x%x\n", addr);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VCONTROL, 0xFF, 0x07);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VCONTROL, 0xFF,
+ (addr >> 4) & 0x0F);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VCONTROL, 0xFF, addr & 0x0F);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, HS_VLOADM, 0xFF, 0x01);
+ rts51x_add_cmd(chip, READ_REG_CMD, HS_VSTAOUT, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, 100);
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (val)
+ *val = chip->rsp_buf[0];
+
+ RTS51X_DEBUGP("Return value: 0x%x\n", chip->rsp_buf[0]);
+
+ return STATUS_SUCCESS;
+}
+
+void rts51x_do_before_power_down(struct rts51x_chip *chip)
+{
+ RTS51X_DEBUGP("rts51x_do_before_power_down\n");
+
+ rts51x_prepare_run(chip);
+
+ rts51x_release_cards(chip);
+ if (chip->rts5179)
+ rts51x_ep0_write_register(chip, CARD_GPIO, 0x03, 0x00);
+ else
+ turn_off_led(chip, LED_GPIO);
+
+ chip->cur_clk = 0;
+ chip->card_exist = 0;
+ chip->cur_card = 0;
+ if (chip->asic_code && !chip->option.ww_enable) {
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_write_register(chip, CARD_PULL_CTL3, 0x80, 0x00);
+ rts51x_write_register(chip, CARD_PULL_CTL6, 0xf0, 0x50);
+ } else {
+ rts51x_write_register(chip, CARD_PULL_CTL1, 0x30, 0x10);
+ rts51x_write_register(chip, CARD_PULL_CTL3, 0x80, 0x00);
+ rts51x_write_register(chip, CARD_PULL_CTL6, 0x0c, 0x04);
+ }
+ }
+ if (CHECK_PKG(chip, LQFP48))
+ rts51x_write_register(chip, CARD_PWR_CTL, LDO3318_PWR_MASK,
+ LDO_OFF);
+}
+
+void rts51x_clear_hw_error(struct rts51x_chip *chip)
+{
+ rts51x_ep0_write_register(chip, SFSM_ED, 0xf8, 0xf8);
+}
+
+void rts51x_prepare_run(struct rts51x_chip *chip)
+{
+#ifdef CLOSE_SSC_POWER
+ if (RTS51X_CHK_STAT(chip, STAT_IDLE) && (!chip->card_ready)) {
+ rts51x_write_register(chip, FPDCTL, SSC_POWER_MASK,
+ SSC_POWER_ON);
+ udelay(100);
+ RTS51X_DEBUGP("Open SSC clock power.\n");
+
+ rts51x_write_register(chip, CLK_DIV, CLK_CHANGE, 0x00);
+ }
+#endif
+#if 0
+ if (chip->option.ss_en && RTS51X_CHK_STAT(chip, STAT_SS)) {
+ rts51x_try_to_exit_ss(chip);
+ wait_timeout(100);
+ rts51x_init_chip(chip);
+ rts51x_init_cards(chip);
+ }
+
+ RTS51X_SET_STAT(chip, STAT_RUN);
+#endif
+}
+
+#ifdef _MSG_TRACE
+void rts51x_trace_msg(struct rts51x_chip *chip, unsigned char *buf, int clear)
+{
+ unsigned char *ptr;
+ int i, msg_cnt;
+
+ if (!buf)
+ return;
+
+ ptr = buf;
+
+ if (chip->trace_msg[chip->msg_idx].valid)
+ msg_cnt = TRACE_ITEM_CNT;
+ else
+ msg_cnt = chip->msg_idx;
+ *(ptr++) = (u8) (msg_cnt >> 24);
+ *(ptr++) = (u8) (msg_cnt >> 16);
+ *(ptr++) = (u8) (msg_cnt >> 8);
+ *(ptr++) = (u8) msg_cnt;
+ RTS51X_DEBUGP("Trace message count is %d\n", msg_cnt);
+
+ for (i = 1; i <= msg_cnt; i++) {
+ int j, idx;
+
+ idx = chip->msg_idx - i;
+ if (idx < 0)
+ idx += TRACE_ITEM_CNT;
+
+ *(ptr++) = (u8) (chip->trace_msg[idx].line >> 8);
+ *(ptr++) = (u8) (chip->trace_msg[idx].line);
+ for (j = 0; j < MSG_FUNC_LEN; j++)
+ *(ptr++) = chip->trace_msg[idx].func[j];
+ for (j = 0; j < MSG_FILE_LEN; j++)
+ *(ptr++) = chip->trace_msg[idx].file[j];
+ for (j = 0; j < TIME_VAL_LEN; j++)
+ *(ptr++) = chip->trace_msg[idx].timeval_buf[j];
+ }
+
+ if (clear) {
+ chip->msg_idx = 0;
+ for (i = 0; i < TRACE_ITEM_CNT; i++)
+ chip->trace_msg[i].valid = 0;
+ }
+}
+#endif
+
+void rts51x_pp_status(struct rts51x_chip *chip, unsigned int lun, u8 * status,
+ u8 status_len)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ struct ms_info *ms_card = &(chip->ms_card);
+ u8 card = get_lun_card(chip, lun);
+#ifdef SUPPORT_OC
+ u8 oc_now_mask = 0, oc_ever_mask = 0;
+#endif
+
+ if (!status || (status_len < 32))
+ return;
+ /* IC Version */
+ status[0] = (u8) RTS51X_GET_PID(chip);
+ status[1] = (u8) (chip->ic_version);
+
+ /* Auto delink mode */
+ if (chip->option.auto_delink_en)
+ status[2] = 0x10;
+ else
+ status[2] = 0x00;
+
+ /* Spec version */
+ status[3] = 20;
+ status[4] = 10;
+ status[5] = 05;
+ status[6] = 21;
+
+ /* Card WP */
+ if (chip->card_wp)
+ status[7] = 0x20;
+ else
+ status[7] = 0x00;
+
+#ifdef SUPPORT_OC
+ /* Over current status */
+ status[8] = 0;
+ oc_now_mask = MS_OCP_NOW;
+ oc_ever_mask = MS_OCP_EVER;
+
+ if (chip->ocp_stat & oc_now_mask)
+ status[8] |= 0x02;
+ if (chip->ocp_stat & oc_ever_mask)
+ status[8] |= 0x01;
+#endif
+
+ if (card == SD_CARD) {
+ if (CHK_SD(sd_card)) {
+ if (CHK_SD_HCXC(sd_card)) {
+ if (sd_card->capacity > 0x4000000)
+ /* SDXC */
+ status[0x0E] = 0x02;
+ else /* SDHC */
+ status[0x0E] = 0x01;
+ } else { /* SDSC */
+ status[0x0E] = 0x00;
+ }
+
+ if (CHK_SD_SDR104(sd_card))
+ status[0x0F] = 0x03;
+ else if (CHK_SD_DDR50(sd_card))
+ status[0x0F] = 0x04;
+ else if (CHK_SD_SDR50(sd_card))
+ status[0x0F] = 0x02;
+ else if (CHK_SD_HS(sd_card))
+ status[0x0F] = 0x01;
+ else
+ status[0x0F] = 0x00; /* Normal speed */
+ } else {
+ if (CHK_MMC_SECTOR_MODE(sd_card))
+ status[0x0E] = 0x01; /* High capacity */
+ else
+ status[0x0E] = 0x00; /* Normal capacity */
+
+ if (CHK_MMC_DDR52(sd_card))
+ status[0x0F] = 0x03; /* DDR 52M */
+ else if (CHK_MMC_52M(sd_card))
+ status[0x0F] = 0x02; /* SDR 52M */
+ else if (CHK_MMC_26M(sd_card))
+ status[0x0F] = 0x01; /* SDR 26M */
+ else
+ status[0x0F] = 0x00; /* Normal speed */
+ }
+ } else if (card == MS_CARD) {
+ if (CHK_MSPRO(ms_card)) {
+ if (CHK_MSXC(ms_card))
+ status[0x0E] = 0x01; /* XC */
+ else
+ status[0x0E] = 0x00;
+
+ if (CHK_HG8BIT(ms_card))
+ status[0x0F] = 0x01;
+ else
+ status[0x0F] = 0x00;
+ }
+ }
+#ifdef SUPPORT_SD_LOCK
+ /* SD Lock/Unlock */
+ if (card == SD_CARD) {
+ status[0x17] = 0x80;
+ if (sd_card->sd_erase_status)
+ status[0x17] |= 0x01; /* Under erasing */
+ if (sd_card->sd_lock_status & SD_LOCKED) {
+ status[0x17] |= 0x02; /* Locked */
+ status[0x07] |= 0x40; /* Read protected */
+ }
+ if (sd_card->sd_lock_status & SD_PWD_EXIST)
+ status[0x17] |= 0x04; /* Contain PWD */
+ } else {
+ status[0x17] = 0x00;
+ }
+
+ RTS51X_DEBUGP("status[0x17] = 0x%x\n", status[0x17]);
+#endif
+
+ /* Function 0
+ * Support Magic Gate, CPRM and PhyRegister R/W */
+ status[0x18] = 0x8A;
+
+ /* Function 2
+ * Support OC LUN status & WP LUN status */
+ status[0x1A] = 0x28;
+
+ /* Function 7 */
+#ifdef SUPPORT_SD_LOCK
+ /* Support SD Lock/Unlock */
+ status[0x1F] = 0x01;
+#endif
+
+ /* Function 2
+ * Support OC LUN status & WP LUN status */
+ status[0x1A] = 0x28;
+}
+
+void rts51x_read_status(struct rts51x_chip *chip, unsigned int lun,
+ u8 *rts51x_status, u8 status_len)
+{
+ if (!rts51x_status || (status_len < 16))
+ return;
+ /* VID */
+ rts51x_status[0] = (u8) (RTS51X_GET_VID(chip) >> 8);
+ rts51x_status[1] = (u8) RTS51X_GET_VID(chip);
+
+ /* PID */
+ rts51x_status[2] = (u8) (RTS51X_GET_PID(chip) >> 8);
+ rts51x_status[3] = (u8) RTS51X_GET_PID(chip);
+
+ /* gbLUN */
+ rts51x_status[4] = (u8) lun;
+
+ /* Lun Card Number */
+ if (chip->card_exist) {
+ if (chip->card_exist & XD_CARD)
+ rts51x_status[5] = 4; /* xD Card */
+ else if (chip->card_exist & SD_CARD)
+ rts51x_status[5] = 2; /* SD Card */
+ else if (chip->card_exist & MS_CARD)
+ rts51x_status[5] = 3; /* MS Card */
+ else
+ rts51x_status[5] = 7; /* Multi */
+ } else {
+ rts51x_status[5] = 7; /* Multi */
+ }
+
+ /* Total LUNs */
+ rts51x_status[6] = 1;
+
+ /* IC Version */
+ rts51x_status[7] = (u8) RTS51X_GET_PID(chip);
+ rts51x_status[8] = chip->ic_version;
+
+ /* Physical Exist */
+ if (check_card_exist(chip, lun))
+ rts51x_status[9] = 1;
+ else
+ rts51x_status[9] = 0;
+
+ /* Multi Flag */
+ rts51x_status[10] = 1;
+
+ /* LUN Valid Map */
+ rts51x_status[11] = XD_CARD | SD_CARD | MS_CARD;
+
+ /* Logical Exist */
+ if (check_card_ready(chip, lun))
+ rts51x_status[12] = 1;
+ else
+ rts51x_status[12] = 0;
+
+ /* Detailed Type */
+ if (get_lun_card(chip, lun) == XD_CARD) {
+ rts51x_status[13] = 0x40;
+ } else if (get_lun_card(chip, lun) == SD_CARD) {
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ rts51x_status[13] = 0x20;
+ if (CHK_SD(sd_card)) {
+ if (CHK_SD_HCXC(sd_card))
+ rts51x_status[13] |= 0x04; /* Hi capacity SD */
+ if (CHK_SD_HS(sd_card))
+ rts51x_status[13] |= 0x02; /* Hi speed SD */
+ } else {
+ rts51x_status[13] |= 0x08; /* MMC card */
+ if (CHK_MMC_52M(sd_card))
+ rts51x_status[13] |= 0x02; /* Hi speed */
+ if (CHK_MMC_SECTOR_MODE(sd_card))
+ rts51x_status[13] |= 0x04; /* Hi capacity */
+ }
+ } else if (get_lun_card(chip, lun) == MS_CARD) {
+ struct ms_info *ms_card = &(chip->ms_card);
+
+ if (CHK_MSPRO(ms_card)) {
+ rts51x_status[13] = 0x38; /* MS Pro */
+ if (CHK_HG8BIT(ms_card))
+ rts51x_status[13] |= 0x04; /* HG */
+#ifdef SUPPORT_MSXC
+ if (CHK_MSXC(ms_card))
+ rts51x_status[13] |= 0x01; /* MSXC */
+#endif
+ } else {
+ rts51x_status[13] = 0x30;
+ }
+ } else {
+ rts51x_status[13] = 0x70;
+ }
+/* Support OC, auto delink, vendor r/w, get bus width */
+ rts51x_status[14] = 0x78;
+
+ rts51x_status[15] = 0x82;
+}
+
+int rts51x_transfer_data_rcc(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout, u8 stage_flag)
+{
+ int retval;
+
+ retval =
+ rts51x_transfer_data(chip, pipe, buf, len, use_sg, act_len,
+ timeout);
+
+ return retval;
+
+}
diff --git a/drivers/staging/rts5139/rts51x_chip.h b/drivers/staging/rts5139/rts51x_chip.h
new file mode 100644
index 0000000..321ece7
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_chip.h
@@ -0,0 +1,904 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_CHIP_H
+#define __RTS51X_CHIP_H
+
+#include <linux/usb.h>
+#include <linux/usb_usual.h>
+#include <linux/blkdev.h>
+#include <linux/completion.h>
+#include <linux/mutex.h>
+#include <scsi/scsi_host.h>
+
+#include "trace.h"
+
+#define SUPPORT_CPRM
+#define SUPPORT_MAGIC_GATE
+#define SUPPORT_MSXC
+/* #define LED_AUTO_BLINK */
+
+/* { wwang, 2010-07-26
+ * Add support for SD lock/unlock */
+/* #define SUPPORT_SD_LOCK */
+/* } wwang, 2010-07-26 */
+
+#ifdef SUPPORT_MAGIC_GA
+/* Using NORMAL_WRITE instead of AUTO_WRITE to set ICVTE */
+#define MG_SET_ICV_SLOW
+#endif
+
+#ifdef SUPPORT_MSXC
+#define XC_POWERCLASS
+#define SUPPORT_PCGL_1P18
+#endif
+
+#define GET_CARD_STATUS_USING_EPC
+
+#define CLOSE_SSC_POWER
+
+#define SUPPORT_OCP
+
+#define MS_SPEEDUP
+/* #define XD_SPEEDUP */
+
+#define SD_XD_IO_FOLLOW_PWR
+
+#define SD_NR 2
+#define MS_NR 3
+#define XD_NR 4
+#define SD_CARD (1 << SD_NR)
+#define MS_CARD (1 << MS_NR)
+#define XD_CARD (1 << XD_NR)
+
+#define SD_CD 0x01
+#define MS_CD 0x02
+#define XD_CD 0x04
+#define SD_WP 0x08
+
+#define MAX_ALLOWED_LUN_CNT 8
+#define CMD_BUF_LEN 1024
+#define RSP_BUF_LEN 1024
+#define POLLING_INTERVAL 50 /* 50ms */
+
+#define XD_FREE_TABLE_CNT 1200
+#define MS_FREE_TABLE_CNT 512
+
+/* Bit Operation */
+#define SET_BIT(data, idx) ((data) |= 1 << (idx))
+#define CLR_BIT(data, idx) ((data) &= ~(1 << (idx)))
+#define CHK_BIT(data, idx) ((data) & (1 << (idx)))
+
+/* Command type */
+#define READ_REG_CMD 0
+#define WRITE_REG_CMD 1
+#define CHECK_REG_CMD 2
+
+#define PACKET_TYPE 4
+#define CNT_H 5
+#define CNT_L 6
+#define STAGE_FLAG 7
+#define CMD_OFFSET 8
+
+/* Packet type */
+#define BATCH_CMD 0
+#define SEQ_READ 1
+#define SEQ_WRITE 2
+
+/* Stage flag */
+#define STAGE_R 0x01
+#define STAGE_DI 0x02
+#define STAGE_DO 0x04
+/* Return MS_TRANS_CFG, GET_INT */
+#define STAGE_MS_STATUS 0x08
+/* Return XD_CFG, XD_CTL, XD_PAGE_STATUS */
+#define STAGE_XD_STATUS 0x10
+/* Command stage mode */
+#define MODE_C 0x00
+#define MODE_CR (STAGE_R)
+#define MODE_CDIR (STAGE_R | STAGE_DI)
+#define MODE_CDOR (STAGE_R | STAGE_DO)
+
+/* Function return code */
+#ifndef STATUS_SUCCESS
+#define STATUS_SUCCESS 0
+#endif
+
+#define STATUS_FAIL 1
+#define STATUS_READ_FAIL 2
+#define STATUS_WRITE_FAIL 3
+#define STATUS_TIMEDOUT 4
+#define STATUS_NOMEM 5
+#define STATUS_TRANS_SHORT 6
+#define STATUS_TRANS_LONG 7
+#define STATUS_STALLED 8
+#define STATUS_ERROR 10
+
+#define IDLE_MAX_COUNT 10
+#define POLLING_WAIT_CNT 1
+#define DELINK_DELAY 100
+#define LED_TOGGLE_INTERVAL 6
+#define LED_GPIO 0
+
+/* package */
+#define QFN24 0
+#define LQFP48 1
+
+#define USB_11 0
+#define USB_20 1
+
+/*
+ * Transport return codes
+ */
+/* Transport good, command good */
+#define TRANSPORT_GOOD 0
+/* Transport good, command failed */
+#define TRANSPORT_FAILED 1
+/* Command failed, no auto-sense */
+#define TRANSPORT_NO_SENSE 2
+/* Transport bad (i.e. device dead) */
+#define TRANSPORT_ERROR 3
+
+/* Supported Clock */
+enum card_clock { CLK_20 = 1, CLK_30, CLK_40, CLK_50, CLK_60, CLK_80, CLK_100 };
+
+#ifdef _MSG_TRACE
+
+#define TRACE_ITEM_CNT 64
+
+struct trace_msg_t {
+ u16 line;
+#define MSG_FUNC_LEN 64
+ char func[MSG_FUNC_LEN];
+#define MSG_FILE_LEN 32
+ char file[MSG_FILE_LEN];
+#define TIME_VAL_LEN 16
+ u8 timeval_buf[TIME_VAL_LEN];
+ u8 valid;
+};
+
+#endif /* _MSG_TRACE */
+
+/* Size of the autosense data buffer */
+#define SENSE_SIZE 18
+
+/* Sense type */
+#define SENSE_TYPE_NO_SENSE 0
+#define SENSE_TYPE_MEDIA_CHANGE 1
+#define SENSE_TYPE_MEDIA_NOT_PRESENT 2
+#define SENSE_TYPE_MEDIA_LBA_OVER_RANGE 3
+#define SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT 4
+#define SENSE_TYPE_MEDIA_WRITE_PROTECT 5
+#define SENSE_TYPE_MEDIA_INVALID_CMD_FIELD 6
+#define SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR 7
+#define SENSE_TYPE_MEDIA_WRITE_ERR 8
+#define SENSE_TYPE_FORMAT_IN_PROGRESS 9
+#define SENSE_TYPE_FORMAT_CMD_FAILED 10
+#ifdef SUPPORT_MAGIC_GATE
+/* COPY PROTECTION KEY EXCHANGE FAILURE - KEY NOT ESTABLISHED */
+#define SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB 0x0b
+/* COPY PROTECTION KEY EXCHANGE FAILURE - AUTHENTICATION FAILURE */
+#define SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN 0x0c
+/* INCOMPATIBLE MEDIUM INSTALLED */
+#define SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM 0x0d
+/* WRITE ERROR */
+#define SENSE_TYPE_MG_WRITE_ERR 0x0e
+#endif
+#ifdef SUPPORT_SD_LOCK
+/* FOR Locked SD card */
+#define SENSE_TYPE_MEDIA_READ_FORBIDDEN 0x10
+#endif
+
+/*---- sense key ----*/
+#define ILI 0x20 /* ILI bit is on */
+
+#define NO_SENSE 0x00 /* not exist sense key */
+#define RECOVER_ERR 0x01 /* Target/Logical unit is recoverd */
+#define NOT_READY 0x02 /* Logical unit is not ready */
+#define MEDIA_ERR 0x03 /* medium/data error */
+#define HARDWARE_ERR 0x04 /* hardware error */
+#define ILGAL_REQ 0x05 /* CDB/parameter/identify msg error */
+#define UNIT_ATTENTION 0x06 /* unit attention condition occur */
+#define DAT_PRTCT 0x07 /* read/write is desable */
+#define BLNC_CHK 0x08 /* find blank/DOF in read */
+ /* write to unblank area */
+#define CPY_ABRT 0x0a /* Copy/Compare/Copy&Verify illgal */
+#define ABRT_CMD 0x0b /* Target make the command in error */
+#define EQUAL 0x0c /* Search Data end with Equal */
+#define VLM_OVRFLW 0x0d /* Some data are left in buffer */
+#define MISCMP 0x0e /* find inequality */
+
+/*-----------------------------------
+ SENSE_DATA
+-----------------------------------*/
+/*---- valid ----*/
+#define SENSE_VALID 0x80 /* Sense data is valid as SCSI2 */
+#define SENSE_INVALID 0x00 /* Sense data is invalid as SCSI2 */
+
+/*---- error code ----*/
+#define CUR_ERR 0x70 /* current error */
+#define DEF_ERR 0x71 /* specific command error */
+
+/*---- sense key Infomation ----*/
+#define SNSKEYINFO_LEN 3 /* length of sense key infomation */
+
+#define SKSV 0x80
+#define CDB_ILLEGAL 0x40
+#define DAT_ILLEGAL 0x00
+#define BPV 0x08
+#define BIT_ILLEGAL0 0 /* bit0 is illegal */
+#define BIT_ILLEGAL1 1 /* bit1 is illegal */
+#define BIT_ILLEGAL2 2 /* bit2 is illegal */
+#define BIT_ILLEGAL3 3 /* bit3 is illegal */
+#define BIT_ILLEGAL4 4 /* bit4 is illegal */
+#define BIT_ILLEGAL5 5 /* bit5 is illegal */
+#define BIT_ILLEGAL6 6 /* bit6 is illegal */
+#define BIT_ILLEGAL7 7 /* bit7 is illegal */
+
+/*---- ASC ----*/
+#define ASC_NO_INFO 0x00
+#define ASC_MISCMP 0x1d
+#define ASC_INVLD_CDB 0x24
+#define ASC_INVLD_PARA 0x26
+#define ASC_LU_NOT_READY 0x04
+#define ASC_WRITE_ERR 0x0c
+#define ASC_READ_ERR 0x11
+#define ASC_LOAD_EJCT_ERR 0x53
+#define ASC_MEDIA_NOT_PRESENT 0x3A
+#define ASC_MEDIA_CHANGED 0x28
+#define ASC_MEDIA_IN_PROCESS 0x04
+#define ASC_WRITE_PROTECT 0x27
+#define ASC_LUN_NOT_SUPPORTED 0x25
+
+/*---- ASQC ----*/
+#define ASCQ_NO_INFO 0x00
+#define ASCQ_MEDIA_IN_PROCESS 0x01
+#define ASCQ_MISCMP 0x00
+#define ASCQ_INVLD_CDB 0x00
+#define ASCQ_INVLD_PARA 0x02
+#define ASCQ_LU_NOT_READY 0x02
+#define ASCQ_WRITE_ERR 0x02
+#define ASCQ_READ_ERR 0x00
+#define ASCQ_LOAD_EJCT_ERR 0x00
+#define ASCQ_WRITE_PROTECT 0x00
+
+struct sense_data_t {
+ unsigned char err_code; /* error code */
+ /* bit7 : valid */
+ /* (1 : SCSI2) */
+ /* (0 : Vendor specific) */
+ /* bit6-0 : error code */
+ /* (0x70 : current error) */
+ /* (0x71 : specific command error) */
+ unsigned char seg_no; /* segment No. */
+ unsigned char sense_key; /* byte5 : ILI */
+ /* bit3-0 : sense key */
+ unsigned char info[4]; /* infomation */
+ unsigned char ad_sense_len; /* additional sense data length */
+ unsigned char cmd_info[4]; /* command specific infomation */
+ unsigned char asc; /* ASC */
+ unsigned char ascq; /* ASCQ */
+ unsigned char rfu; /* FRU */
+ unsigned char sns_key_info[3]; /* sense key specific infomation */
+};
+
+/* sd_ctl bit map */
+/* SD push point control, bit 0, 1 */
+#define SD_PUSH_POINT_CTL_MASK 0x03
+#define SD_PUSH_POINT_DELAY 0x01
+#define SD_PUSH_POINT_AUTO 0x02
+/* SD sample point control, bit 2, 3 */
+#define SD_SAMPLE_POINT_CTL_MASK 0x0C
+#define SD_SAMPLE_POINT_DELAY 0x04
+#define SD_SAMPLE_POINT_AUTO 0x08
+/* SD DDR Tx phase set by user, bit 4 */
+#define SD_DDR_TX_PHASE_SET_BY_USER 0x10
+/* MMC DDR Tx phase set by user, bit 5 */
+#define MMC_DDR_TX_PHASE_SET_BY_USER 0x20
+/* Support MMC DDR mode, bit 6 */
+/*#define SUPPORT_MMC_DDR_MODE 0x40 */
+#define SUPPORT_UHS50_MMC44 0x40
+
+struct rts51x_option {
+ u8 led_blink_speed;
+
+ int mspro_formatter_enable;
+
+ /* card clock expected by user for fpga platform */
+ int fpga_sd_sdr104_clk;
+ int fpga_sd_ddr50_clk;
+ int fpga_sd_sdr50_clk;
+ int fpga_sd_hs_clk;
+ int fpga_mmc_52m_clk;
+ int fpga_ms_hg_clk;
+ int fpga_ms_4bit_clk;
+
+ /* card clock expected by user for asic platform */
+ int asic_sd_sdr104_clk;
+ int asic_sd_ddr50_clk;
+ int asic_sd_sdr50_clk;
+ int asic_sd_hs_clk;
+ int asic_mmc_52m_clk;
+ int asic_ms_hg_clk;
+ int asic_ms_4bit_clk;
+
+ u8 ssc_depth_sd_sdr104; /* sw */
+ u8 ssc_depth_sd_ddr50; /* sw */
+ u8 ssc_depth_sd_sdr50; /* sw */
+ u8 ssc_depth_sd_hs; /* sw */
+ u8 ssc_depth_mmc_52m; /* sw */
+ u8 ssc_depth_ms_hg; /* sw */
+ u8 ssc_depth_ms_4bit; /* sw */
+ u8 ssc_depth_low_speed; /* sw */
+
+ /* SD/MMC Tx phase */
+ int sd_ddr_tx_phase; /* Enabled by bit 4 of sd_ctl */
+ int mmc_ddr_tx_phase; /* Enabled by bit 5 of sd_ctl */
+
+ /* priority of choosing sd speed funciton */
+ u32 sd_speed_prior;
+
+ /* sd card control */
+ u32 sd_ctl;
+
+ /* Enable Selective Suspend */
+ int ss_en;
+ /* Interval to enter SS from IDLE state (second) */
+ int ss_delay;
+ int needs_remote_wakeup;
+ u8 ww_enable; /* sangdy2010-08-03:add for remote wakeup */
+
+ /* Enable SSC clock */
+ int ssc_en;
+
+ int auto_delink_en;
+
+ /* sangdy2010-07-13:add FT2 fast mode */
+ int FT2_fast_mode;
+ /* sangdy2010-07-15:
+ * add for config delay between 1/4 PMOS and 3/4 PMOS */
+ int pwr_delay;
+
+ int xd_rw_step; /* add to tune xd tRP */
+ int D3318_off_delay; /* add to tune D3318 off delay time */
+ int delink_delay; /* add to tune delink delay time */
+ /* add for rts5129 to enable/disable D3318 off */
+ u8 rts5129_D3318_off_enable;
+ u8 sd20_pad_drive; /* add to config SD20 PAD drive */
+ u8 sd30_pad_drive; /* add to config SD30 pad drive */
+ /*if reset or rw fail,then set SD20 pad drive again */
+ u8 reset_or_rw_fail_set_pad_drive;
+
+ u8 rcc_fail_flag; /* add to indicate whether rcc bug happen */
+ u8 rcc_bug_fix_en; /* if set,then support fixing rcc bug */
+ u8 debounce_num; /* debounce number */
+ int polling_time; /* polling delay time */
+ u8 led_toggle_interval; /* used to control led toggle speed */
+ int xd_rwn_step;
+ u8 sd_send_status_en;
+ /* used to store default phase which is
+ * used when phase tune all pass. */
+ u8 ddr50_tx_phase;
+ u8 ddr50_rx_phase;
+ u8 sdr50_tx_phase;
+ u8 sdr50_rx_phase;
+ /* used to enable select sdr50 tx phase according to proportion. */
+ u8 sdr50_phase_sel;
+ u8 ms_errreg_fix;
+ u8 reset_mmc_first;
+ u8 speed_mmc; /* when set, then try CMD55 only twice */
+ u8 led_always_on; /* if set, then led always on when card exist */
+ u8 dv18_voltage; /* add to tune dv18 voltage */
+};
+
+#define MS_FORMATTER_ENABLED(chip) ((chip)->option.mspro_formatter_enable)
+
+struct rts51x_chip;
+
+typedef int (*card_rw_func) (struct scsi_cmnd *srb, struct rts51x_chip *chip,
+ u32 sec_addr, u16 sec_cnt);
+
+/* For MS Card */
+#define MAX_DEFECTIVE_BLOCK 10
+
+struct zone_entry {
+ u16 *l2p_table;
+ u16 *free_table;
+ u16 defect_list[MAX_DEFECTIVE_BLOCK]; /* For MS card only */
+ int set_index;
+ int get_index;
+ int unused_blk_cnt;
+ int disable_count;
+ /* To indicate whether the L2P table of this zone has been built. */
+ int build_flag;
+};
+
+struct xd_delay_write_tag {
+ u32 old_phyblock;
+ u32 new_phyblock;
+ u32 logblock;
+ u8 pageoff;
+ u8 delay_write_flag;
+};
+
+struct xd_info {
+ u8 maker_code;
+ u8 device_code;
+ u8 block_shift;
+ u8 page_off;
+ u8 addr_cycle;
+ u16 cis_block;
+ u8 multi_flag;
+ u8 err_code;
+ u32 capacity;
+
+ struct zone_entry *zone;
+ int zone_cnt;
+
+ struct xd_delay_write_tag delay_write;
+
+ int counter;
+
+ int xd_clock;
+};
+
+#define TYPE_SD 0x0000
+#define TYPE_MMC 0x0001
+
+/* TYPE_SD */
+#define SD_HS 0x0100
+#define SD_SDR50 0x0200
+#define SD_DDR50 0x0400
+#define SD_SDR104 0x0800
+#define SD_HCXC 0x1000
+
+/* TYPE_MMC */
+#define MMC_26M 0x0100
+#define MMC_52M 0x0200
+#define MMC_4BIT 0x0400
+#define MMC_8BIT 0x0800
+#define MMC_SECTOR_MODE 0x1000
+#define MMC_DDR52 0x2000
+
+/* SD card */
+#define CHK_SD(sd_card) (((sd_card)->sd_type & 0xFF) == TYPE_SD)
+#define CHK_SD_HS(sd_card) \
+ (CHK_SD(sd_card) && ((sd_card)->sd_type & SD_HS))
+#define CHK_SD_SDR50(sd_card) \
+ (CHK_SD(sd_card) && ((sd_card)->sd_type & SD_SDR50))
+#define CHK_SD_DDR50(sd_card) \
+ (CHK_SD(sd_card) && ((sd_card)->sd_type & SD_DDR50))
+#define CHK_SD_SDR104(sd_card) \
+ (CHK_SD(sd_card) && ((sd_card)->sd_type & SD_SDR104))
+#define CHK_SD_HCXC(sd_card) \
+ (CHK_SD(sd_card) && ((sd_card)->sd_type & SD_HCXC))
+#define CHK_SD30_SPEED(sd_card) \
+ (CHK_SD_SDR50(sd_card) || CHK_SD_DDR50(sd_card) ||\
+ CHK_SD_SDR104(sd_card))
+
+#define SET_SD(sd_card) ((sd_card)->sd_type = TYPE_SD)
+#define SET_SD_HS(sd_card) ((sd_card)->sd_type |= SD_HS)
+#define SET_SD_SDR50(sd_card) ((sd_card)->sd_type |= SD_SDR50)
+#define SET_SD_DDR50(sd_card) ((sd_card)->sd_type |= SD_DDR50)
+#define SET_SD_SDR104(sd_card) ((sd_card)->sd_type |= SD_SDR104)
+#define SET_SD_HCXC(sd_card) ((sd_card)->sd_type |= SD_HCXC)
+
+#define CLR_SD_HS(sd_card) ((sd_card)->sd_type &= ~SD_HS)
+#define CLR_SD_SDR50(sd_card) ((sd_card)->sd_type &= ~SD_SDR50)
+#define CLR_SD_DDR50(sd_card) ((sd_card)->sd_type &= ~SD_DDR50)
+#define CLR_SD_SDR104(sd_card) ((sd_card)->sd_type &= ~SD_SDR104)
+#define CLR_SD_HCXC(sd_card) ((sd_card)->sd_type &= ~SD_HCXC)
+#define CLR_SD30_SPEED(sd_card) \
+ ((sd_card)->sd_type &= ~(SD_SDR50|SD_DDR50|SD_SDR104))
+
+/* MMC card */
+#define CHK_MMC(sd_card) \
+ (((sd_card)->sd_type & 0xFF) == TYPE_MMC)
+#define CHK_MMC_26M(sd_card) \
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_26M))
+#define CHK_MMC_52M(sd_card) \
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_52M))
+#define CHK_MMC_4BIT(sd_card) \
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_4BIT))
+#define CHK_MMC_8BIT(sd_card) \
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_8BIT))
+#define CHK_MMC_SECTOR_MODE(sd_card)\
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_SECTOR_MODE))
+#define CHK_MMC_DDR52(sd_card) \
+ (CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_DDR52))
+
+#define SET_MMC(sd_card) ((sd_card)->sd_type = TYPE_MMC)
+#define SET_MMC_26M(sd_card) ((sd_card)->sd_type |= MMC_26M)
+#define SET_MMC_52M(sd_card) ((sd_card)->sd_type |= MMC_52M)
+#define SET_MMC_4BIT(sd_card) ((sd_card)->sd_type |= MMC_4BIT)
+#define SET_MMC_8BIT(sd_card) ((sd_card)->sd_type |= MMC_8BIT)
+#define SET_MMC_SECTOR_MODE(sd_card) ((sd_card)->sd_type |= MMC_SECTOR_MODE)
+#define SET_MMC_DDR52(sd_card) ((sd_card)->sd_type |= MMC_DDR52)
+
+#define CLR_MMC_26M(sd_card) ((sd_card)->sd_type &= ~MMC_26M)
+#define CLR_MMC_52M(sd_card) ((sd_card)->sd_type &= ~MMC_52M)
+#define CLR_MMC_4BIT(sd_card) ((sd_card)->sd_type &= ~MMC_4BIT)
+#define CLR_MMC_8BIT(sd_card) ((sd_card)->sd_type &= ~MMC_8BIT)
+#define CLR_MMC_SECTOR_MODE(sd_card) ((sd_card)->sd_type &= ~MMC_SECTOR_MODE)
+#define CLR_MMC_DDR52(sd_card) ((sd_card)->sd_type &= ~MMC_DDR52)
+
+#define CHK_MMC_HS(sd_card) \
+ (CHK_MMC_52M(sd_card) && CHK_MMC_26M(sd_card))
+#define CLR_MMC_HS(sd_card) \
+do { \
+ CLR_MMC_DDR52(sd_card); \
+ CLR_MMC_52M(sd_card); \
+ CLR_MMC_26M(sd_card); \
+} while (0)
+
+#define SD_SUPPORT_CLASS_TEN 0x01
+#define SD_SUPPORT_1V8 0x02
+
+#define SD_SET_CLASS_TEN(sd_card) \
+ ((sd_card)->sd_setting |= SD_SUPPORT_CLASS_TEN)
+#define SD_CHK_CLASS_TEN(sd_card) \
+ ((sd_card)->sd_setting & SD_SUPPORT_CLASS_TEN)
+#define SD_CLR_CLASS_TEN(sd_card) \
+ ((sd_card)->sd_setting &= ~SD_SUPPORT_CLASS_TEN)
+#define SD_SET_1V8(sd_card) \
+ ((sd_card)->sd_setting |= SD_SUPPORT_1V8)
+#define SD_CHK_1V8(sd_card) \
+ ((sd_card)->sd_setting & SD_SUPPORT_1V8)
+#define SD_CLR_1V8(sd_card) \
+ ((sd_card)->sd_setting &= ~SD_SUPPORT_1V8)
+#define CLR_RETRY_SD20_MODE(sd_card) \
+ ((sd_card)->retry_SD20_mode = 0)
+#define SET_RETRY_SD20_MODE(sd_card) \
+ ((sd_card)->retry_SD20_mode = 1)
+#define CHK_RETRY_SD20_MODE(sd_card) \
+ ((sd_card)->retry_SD20_mode == 1)
+
+struct sd_info {
+ u16 sd_type;
+ u8 err_code;
+ u8 sd_data_buf_ready;
+ u32 sd_addr;
+ u32 capacity;
+
+ u8 raw_csd[16];
+ u8 raw_scr[8];
+
+ /* Sequential RW */
+ int seq_mode;
+ enum dma_data_direction pre_dir;
+ u32 pre_sec_addr;
+ u16 pre_sec_cnt;
+
+ int counter;
+
+ int sd_clock;
+
+#ifdef SUPPORT_CPRM
+ int sd_pass_thru_en;
+ int pre_cmd_err;
+ u8 last_rsp_type;
+ u8 rsp[17];
+#endif
+
+ u8 func_group1_mask;
+ u8 func_group2_mask;
+ u8 func_group3_mask;
+ u8 func_group4_mask;
+
+ u8 sd_switch_fail;
+ u8 sd_read_phase;
+ u8 retry_SD20_mode; /* sangdy2010-06-10 */
+ u8 sd_reset_fail; /* sangdy2010-07-01 */
+ u8 sd_send_status_en;
+
+#ifdef SUPPORT_SD_LOCK
+ u8 sd_lock_status;
+ u8 sd_erase_status;
+ u8 sd_lock_notify;
+#endif
+};
+
+#define MODE_512_SEQ 0x01
+#define MODE_2K_SEQ 0x02
+
+#define TYPE_MS 0x0000
+#define TYPE_MSPRO 0x0001
+
+#define MS_4BIT 0x0100
+#define MS_8BIT 0x0200
+#define MS_HG 0x0400
+#define MS_XC 0x0800
+
+#define HG8BIT (MS_HG | MS_8BIT)
+
+#define CHK_MSPRO(ms_card) \
+ (((ms_card)->ms_type & 0xFF) == TYPE_MSPRO)
+#define CHK_HG8BIT(ms_card) \
+ (CHK_MSPRO(ms_card) && (((ms_card)->ms_type & HG8BIT) == HG8BIT))
+#define CHK_MSXC(ms_card) \
+ (CHK_MSPRO(ms_card) && ((ms_card)->ms_type & MS_XC))
+#define CHK_MSHG(ms_card) \
+ (CHK_MSPRO(ms_card) && ((ms_card)->ms_type & MS_HG))
+
+#define CHK_MS8BIT(ms_card) (((ms_card)->ms_type & MS_8BIT))
+#define CHK_MS4BIT(ms_card) (((ms_card)->ms_type & MS_4BIT))
+
+struct ms_delay_write_tag {
+ u16 old_phyblock;
+ u16 new_phyblock;
+ u16 logblock;
+ u8 pageoff;
+ u8 delay_write_flag;
+};
+
+struct ms_info {
+ u16 ms_type;
+ u8 block_shift;
+ u8 page_off;
+ u16 total_block;
+ u16 boot_block;
+ u32 capacity;
+
+ u8 check_ms_flow;
+ u8 switch_8bit_fail;
+ u8 err_code;
+
+ struct zone_entry *segment;
+ int segment_cnt;
+
+ int pro_under_formatting;
+ int format_status;
+ u16 progress;
+ u8 raw_sys_info[96];
+#ifdef SUPPORT_PCGL_1P18
+ u8 raw_model_name[48];
+#endif
+
+ u8 multi_flag;
+
+ /* Sequential RW */
+ u8 seq_mode;
+ enum dma_data_direction pre_dir;
+ u32 pre_sec_addr;
+ u16 pre_sec_cnt;
+ u32 total_sec_cnt;
+ u8 last_rw_int;
+
+ struct ms_delay_write_tag delay_write;
+
+ int counter;
+
+ int ms_clock;
+
+#ifdef SUPPORT_MAGIC_GATE
+ u8 magic_gate_id[16];
+ u8 mg_entry_num;
+ int mg_auth; /* flag to indicate authentication process */
+#endif
+};
+
+#define PRO_UNDER_FORMATTING(ms_card) \
+ ((ms_card)->pro_under_formatting)
+#define SET_FORMAT_STATUS(ms_card, status) \
+ ((ms_card)->format_status = (status))
+#define CHK_FORMAT_STATUS(ms_card, status) \
+ ((ms_card)->format_status == (status))
+
+struct scsi_cmnd;
+
+enum CHIP_STAT { STAT_INIT, STAT_IDLE, STAT_RUN, STAT_SS_PRE, STAT_SS,
+ STAT_SUSPEND };
+
+struct rts51x_chip {
+ u16 vendor_id;
+ u16 product_id;
+ char max_lun;
+
+ struct scsi_cmnd *srb;
+ struct sense_data_t sense_buffer[MAX_ALLOWED_LUN_CNT];
+
+#ifndef LED_AUTO_BLINK
+ int led_toggle_counter;
+#endif
+ int ss_counter;
+ int idle_counter;
+ int auto_delink_counter;
+ enum CHIP_STAT chip_stat;
+
+ int resume_from_scsi;
+
+ /* Card information */
+ struct xd_info xd_card;
+ struct sd_info sd_card;
+ struct ms_info ms_card;
+
+ int cur_clk; /* current card clock */
+ int cur_card; /* Current card module */
+
+ u8 card_exist; /* card exist bit map (physical exist) */
+ u8 card_ready; /* card ready bit map (reset successfully) */
+ u8 card_fail; /* card reset fail bit map */
+ u8 card_ejected; /* card ejected bit map */
+ u8 card_wp; /* card write protected bit map */
+
+ u8 fake_card_ready;
+ /* flag to indicate whether to answer MediaChange */
+ unsigned long lun_mc;
+
+ /* card bus width */
+ u8 card_bus_width[MAX_ALLOWED_LUN_CNT];
+ /* card capacity */
+ u32 capacity[MAX_ALLOWED_LUN_CNT];
+
+ /* read/write card function pointer */
+ card_rw_func rw_card[MAX_ALLOWED_LUN_CNT];
+ /* read/write capacity, used for GPIO Toggle */
+ u32 rw_cap[MAX_ALLOWED_LUN_CNT];
+ /* card to lun mapping table */
+ u8 card2lun[32];
+ /* lun to card mapping table */
+ u8 lun2card[MAX_ALLOWED_LUN_CNT];
+
+#ifdef _MSG_TRACE
+ struct trace_msg_t trace_msg[TRACE_ITEM_CNT];
+ int msg_idx;
+#endif
+
+ int rw_need_retry;
+
+ /* ASIC or FPGA */
+ int asic_code;
+
+ /* QFN24 or LQFP48 */
+ int package;
+
+ /* Full Speed or High Speed */
+ int usb_speed;
+
+ /*sangdy:enable or disable UHS50 and MMC4.4 */
+ int uhs50_mmc44_en;
+
+ u8 ic_version;
+
+ /* Command buffer */
+ u8 *cmd_buf;
+ unsigned int cmd_idx;
+ /* Response buffer */
+ u8 *rsp_buf;
+
+ u16 card_status;
+
+#ifdef SUPPORT_OCP
+ u16 ocp_stat;
+#endif
+
+ struct rts51x_option option;
+ struct rts51x_usb *usb;
+
+ u8 rcc_read_response;
+ int reset_need_retry;
+ u8 rts5179;
+};
+
+#define UHS50_EN 0x0001
+#define UHS50_DIS 0x0000
+#define SET_UHS50(chip) ((chip)->uhs50_mmc44_en = UHS50_EN)
+#define CLEAR_UHS50(chip) ((chip)->uhs50_mmc44_en = UHS50_DIS)
+#define CHECK_UHS50(chip) (((chip)->uhs50_mmc44_en&0xff) == UHS50_EN)
+
+#define RTS51X_GET_VID(chip) ((chip)->vendor_id)
+#define RTS51X_GET_PID(chip) ((chip)->product_id)
+
+#define RTS51X_SET_STAT(chip, stat) \
+do { \
+ if ((stat) != STAT_IDLE) { \
+ (chip)->idle_counter = 0; \
+ } \
+ (chip)->chip_stat = (enum CHIP_STAT)(stat); \
+} while (0)
+#define RTS51X_CHK_STAT(chip, stat) ((chip)->chip_stat == (stat))
+#define RTS51X_GET_STAT(chip) ((chip)->chip_stat)
+
+#define CHECK_PID(chip, pid) (RTS51X_GET_PID(chip) == (pid))
+#define CHECK_PKG(chip, pkg) ((chip)->package == (pkg))
+#define CHECK_USB(chip, speed) ((chip)->usb_speed == (speed))
+
+int rts51x_reset_chip(struct rts51x_chip *chip);
+int rts51x_init_chip(struct rts51x_chip *chip);
+int rts51x_release_chip(struct rts51x_chip *chip);
+void rts51x_polling_func(struct rts51x_chip *chip);
+
+static inline void rts51x_init_cmd(struct rts51x_chip *chip)
+{
+ chip->cmd_idx = 0;
+ chip->cmd_buf[0] = 'R';
+ chip->cmd_buf[1] = 'T';
+ chip->cmd_buf[2] = 'C';
+ chip->cmd_buf[3] = 'R';
+ chip->cmd_buf[PACKET_TYPE] = BATCH_CMD;
+}
+
+void rts51x_add_cmd(struct rts51x_chip *chip,
+ u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
+int rts51x_send_cmd(struct rts51x_chip *chip, u8 flag, int timeout);
+int rts51x_get_rsp(struct rts51x_chip *chip, int rsp_len, int timeout);
+
+static inline void rts51x_read_rsp_buf(struct rts51x_chip *chip, int offset,
+ u8 *buf, int buf_len)
+{
+ memcpy(buf, chip->rsp_buf + offset, buf_len);
+}
+
+static inline u8 *rts51x_get_rsp_data(struct rts51x_chip *chip)
+{
+ return chip->rsp_buf;
+}
+
+int rts51x_get_card_status(struct rts51x_chip *chip, u16 * status);
+int rts51x_write_register(struct rts51x_chip *chip, u16 addr, u8 mask, u8 data);
+int rts51x_read_register(struct rts51x_chip *chip, u16 addr, u8 * data);
+int rts51x_ep0_write_register(struct rts51x_chip *chip, u16 addr, u8 mask,
+ u8 data);
+int rts51x_ep0_read_register(struct rts51x_chip *chip, u16 addr, u8 * data);
+int rts51x_seq_write_register(struct rts51x_chip *chip, u16 addr, u16 len,
+ u8 *data);
+int rts51x_seq_read_register(struct rts51x_chip *chip, u16 addr, u16 len,
+ u8 *data);
+int rts51x_read_ppbuf(struct rts51x_chip *chip, u8 *buf, int buf_len);
+int rts51x_write_ppbuf(struct rts51x_chip *chip, u8 *buf, int buf_len);
+int rts51x_write_phy_register(struct rts51x_chip *chip, u8 addr, u8 val);
+int rts51x_read_phy_register(struct rts51x_chip *chip, u8 addr, u8 *val);
+void rts51x_do_before_power_down(struct rts51x_chip *chip);
+void rts51x_clear_hw_error(struct rts51x_chip *chip);
+void rts51x_prepare_run(struct rts51x_chip *chip);
+void rts51x_trace_msg(struct rts51x_chip *chip, unsigned char *buf, int clear);
+void rts51x_pp_status(struct rts51x_chip *chip, unsigned int lun, u8 *status,
+ u8 status_len);
+void rts51x_read_status(struct rts51x_chip *chip, unsigned int lun,
+ u8 *rts51x_status, u8 status_len);
+int rts51x_transfer_data_rcc(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout, u8 stage_flag);
+
+#define RTS51X_WRITE_REG(chip, addr, mask, data) \
+do { \
+ int _retval = rts51x_write_register((chip), \
+ (addr), (mask), (data)); \
+ if (_retval != STATUS_SUCCESS) { \
+ TRACE_RET((chip), _retval); \
+ } \
+} while (0)
+
+#define RTS51X_READ_REG(chip, addr, data) \
+do { \
+ int _retval = rts51x_read_register((chip), \
+ (addr), (data)); \
+ if (_retval != STATUS_SUCCESS) { \
+ TRACE_RET((chip), _retval); \
+ } \
+} while (0)
+
+#endif /* __RTS51X_CHIP_H */
diff --git a/drivers/staging/rts5139/rts51x_fop.c b/drivers/staging/rts5139/rts51x_fop.c
new file mode 100644
index 0000000..6eaebb6
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_fop.c
@@ -0,0 +1,298 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include "rts51x.h"
+
+#ifdef SUPPORT_FILE_OP
+
+#include <linux/types.h>
+#include <linux/stat.h>
+#include <linux/kref.h>
+#include <linux/slab.h>
+
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+#include "rts51x_fop.h"
+#include "sd_cprm.h"
+#include "rts51x.h"
+
+#define RTS5139_IOC_MAGIC 0x39
+
+#define RTS5139_IOC_SD_DIRECT _IOWR(RTS5139_IOC_MAGIC, 0xA0, int)
+#define RTS5139_IOC_SD_GET_RSP _IOWR(RTS5139_IOC_MAGIC, 0xA1, int)
+
+static int rts51x_sd_direct_cmnd(struct rts51x_chip *chip,
+ struct sd_direct_cmnd *cmnd)
+{
+ int retval;
+ u8 dir, cmd12, standby, acmd, cmd_idx, rsp_code;
+ u8 *buf;
+ u32 arg, len;
+
+ dir = (cmnd->cmnd[0] >> 3) & 0x03;
+ cmd12 = (cmnd->cmnd[0] >> 2) & 0x01;
+ standby = (cmnd->cmnd[0] >> 1) & 0x01;
+ acmd = cmnd->cmnd[0] & 0x01;
+ cmd_idx = cmnd->cmnd[1];
+ arg = ((u32) (cmnd->cmnd[2]) << 24) | ((u32) (cmnd->cmnd[3]) << 16) |
+ ((u32) (cmnd->cmnd[4]) << 8) | cmnd->cmnd[5];
+ len =
+ ((u32) (cmnd->cmnd[6]) << 16) | ((u32) (cmnd->cmnd[7]) << 8) |
+ cmnd->cmnd[8];
+ rsp_code = cmnd->cmnd[9];
+
+ if (dir) {
+ if (!cmnd->buf || (cmnd->buf_len < len))
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ switch (dir) {
+ case 0:
+ /* No data */
+ retval = ext_sd_execute_no_data(chip, chip->card2lun[SD_CARD],
+ cmd_idx, standby, acmd,
+ rsp_code, arg);
+ if (retval != TRANSPORT_GOOD)
+ TRACE_RET(chip, STATUS_FAIL);
+ break;
+
+ case 1:
+ /* Read from card */
+ buf = kmalloc(cmnd->buf_len, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ retval = ext_sd_execute_read_data(chip, chip->card2lun[SD_CARD],
+ cmd_idx, cmd12, standby, acmd,
+ rsp_code, arg, len, buf,
+ cmnd->buf_len, 0);
+ if (retval != TRANSPORT_GOOD) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval =
+ copy_to_user((void *)cmnd->buf, (void *)buf, cmnd->buf_len);
+ if (retval) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_NOMEM);
+ }
+
+ kfree(buf);
+ break;
+
+ case 2:
+ /* Write to card */
+ buf = kmalloc(cmnd->buf_len, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ retval =
+ copy_from_user((void *)buf, (void *)cmnd->buf,
+ cmnd->buf_len);
+ if (retval) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_NOMEM);
+ }
+
+ retval =
+ ext_sd_execute_write_data(chip, chip->card2lun[SD_CARD],
+ cmd_idx, cmd12, standby, acmd,
+ rsp_code, arg, len, buf,
+ cmnd->buf_len, 0);
+ if (retval != TRANSPORT_GOOD) {
+ kfree(buf);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ kfree(buf);
+
+ break;
+
+ default:
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int rts51x_sd_get_rsp(struct rts51x_chip *chip, struct sd_rsp *rsp)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int count = 0, retval;
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (sd_card->last_rsp_type == SD_RSP_TYPE_R0)
+ TRACE_RET(chip, STATUS_FAIL);
+ else if (sd_card->last_rsp_type == SD_RSP_TYPE_R2)
+ count = (rsp->rsp_len < 17) ? rsp->rsp_len : 17;
+ else
+ count = (rsp->rsp_len < 6) ? rsp->rsp_len : 6;
+
+ retval = copy_to_user((void *)rsp->rsp, (void *)sd_card->rsp, count);
+ if (retval)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ RTS51X_DEBUGP("Response length: %d\n", count);
+ RTS51X_DEBUGP("Response: 0x%x 0x%x 0x%x 0x%x\n",
+ sd_card->rsp[0], sd_card->rsp[1], sd_card->rsp[2],
+ sd_card->rsp[3]);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_open(struct inode *inode, struct file *filp)
+{
+ struct rts51x_chip *chip;
+ struct usb_interface *interface;
+ int subminor;
+ int retval = 0;
+
+ subminor = iminor(inode);
+
+ interface = usb_find_interface(&rts51x_driver, subminor);
+ if (!interface) {
+ RTS51X_DEBUGP("%s - error, can't find device for minor %d\n",
+ __func__, subminor);
+ retval = -ENODEV;
+ goto exit;
+ }
+
+ chip = (struct rts51x_chip *)usb_get_intfdata(interface);
+ if (!chip) {
+ RTS51X_DEBUGP("Can't find chip\n");
+ retval = -ENODEV;
+ goto exit;
+ }
+
+ /* Increase our reference to the host */
+ scsi_host_get(rts51x_to_host(chip));
+
+ /* lock the device pointers */
+ mutex_lock(&(chip->usb->dev_mutex));
+
+ /* save our object in the file's private structure */
+ filp->private_data = chip;
+
+ /* unlock the device pointers */
+ mutex_unlock(&chip->usb->dev_mutex);
+
+exit:
+ return retval;
+}
+
+int rts51x_release(struct inode *inode, struct file *filp)
+{
+ struct rts51x_chip *chip;
+
+ chip = (struct rts51x_chip *)filp->private_data;
+ if (chip == NULL)
+ return -ENODEV;
+
+ /* Drop our reference to the host; the SCSI core will free it
+ * (and "chip" along with it) when the refcount becomes 0. */
+ scsi_host_put(rts51x_to_host(chip));
+
+ return 0;
+}
+
+ssize_t rts51x_read(struct file *filp, char __user *buf, size_t count,
+ loff_t *f_pos)
+{
+ return 0;
+}
+
+ssize_t rts51x_write(struct file *filp, const char __user *buf, size_t count,
+ loff_t *f_pos)
+{
+ return 0;
+}
+
+#if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) */
+int rts51x_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+ unsigned long arg)
+#else
+long rts51x_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+#endif
+{
+ struct rts51x_chip *chip;
+ struct sd_direct_cmnd cmnd;
+ struct sd_rsp rsp;
+ int retval = 0;
+
+ chip = (struct rts51x_chip *)filp->private_data;
+ if (chip == NULL)
+ return -ENODEV;
+
+ /* lock the device pointers */
+ mutex_lock(&(chip->usb->dev_mutex));
+
+ switch (cmd) {
+ case RTS5139_IOC_SD_DIRECT:
+ retval =
+ copy_from_user((void *)&cmnd, (void *)arg,
+ sizeof(struct sd_direct_cmnd));
+ if (retval) {
+ retval = -ENOMEM;
+ TRACE_GOTO(chip, exit);
+ }
+ retval = rts51x_sd_direct_cmnd(chip, &cmnd);
+ if (retval != STATUS_SUCCESS) {
+ retval = -EIO;
+ TRACE_GOTO(chip, exit);
+ }
+ break;
+
+ case RTS5139_IOC_SD_GET_RSP:
+ retval =
+ copy_from_user((void *)&rsp, (void *)arg,
+ sizeof(struct sd_rsp));
+ if (retval) {
+ retval = -ENOMEM;
+ TRACE_GOTO(chip, exit);
+ }
+ retval = rts51x_sd_get_rsp(chip, &rsp);
+ if (retval != STATUS_SUCCESS) {
+ retval = -EIO;
+ TRACE_GOTO(chip, exit);
+ }
+ break;
+
+ default:
+ break;
+ }
+
+exit:
+ /* unlock the device pointers */
+ mutex_unlock(&chip->usb->dev_mutex);
+
+ return retval;
+}
+
+#endif
diff --git a/drivers/staging/rts5139/rts51x_fop.h b/drivers/staging/rts5139/rts51x_fop.h
new file mode 100644
index 0000000..0453f57
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_fop.h
@@ -0,0 +1,62 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_FOP_H
+#define __RTS51X_FOP_H
+
+#include "rts51x.h"
+
+#ifdef SUPPORT_FILE_OP
+
+#include <linux/fs.h>
+#include <linux/types.h>
+
+struct sd_direct_cmnd {
+ u8 cmnd[12];
+ void *buf;
+ int buf_len;
+};
+
+struct sd_rsp {
+ void *rsp;
+ int rsp_len;
+};
+
+int rts51x_open(struct inode *inode, struct file *filp);
+int rts51x_release(struct inode *inode, struct file *filp);
+ssize_t rts51x_read(struct file *filp, char __user *buf, size_t count,
+ loff_t *f_pos);
+ssize_t rts51x_write(struct file *filp, const char __user * buf, size_t count,
+ loff_t *f_pos);
+#if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) */
+int rts51x_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
+ unsigned long arg);
+#else
+long rts51x_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
+#endif
+
+#endif
+
+#endif /* __RTS51X_FOP_H */
diff --git a/drivers/staging/rts5139/rts51x_scsi.c b/drivers/staging/rts5139/rts51x_scsi.c
new file mode 100644
index 0000000..f604493
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_scsi.c
@@ -0,0 +1,2233 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_device.h>
+
+#include "debug.h"
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "rts51x_transport.h"
+#include "rts51x_sys.h"
+#include "sd_cprm.h"
+#include "ms_mg.h"
+#include "trace.h"
+
+void scsi_show_command(struct scsi_cmnd *srb)
+{
+ char *what = NULL;
+ int i, unknown_cmd = 0;
+
+ switch (srb->cmnd[0]) {
+ case TEST_UNIT_READY:
+ what = (char *)"TEST_UNIT_READY";
+ break;
+ case REZERO_UNIT:
+ what = (char *)"REZERO_UNIT";
+ break;
+ case REQUEST_SENSE:
+ what = (char *)"REQUEST_SENSE";
+ break;
+ case FORMAT_UNIT:
+ what = (char *)"FORMAT_UNIT";
+ break;
+ case READ_BLOCK_LIMITS:
+ what = (char *)"READ_BLOCK_LIMITS";
+ break;
+ case 0x07:
+ what = (char *)"REASSIGN_BLOCKS";
+ break;
+ case READ_6:
+ what = (char *)"READ_6";
+ break;
+ case WRITE_6:
+ what = (char *)"WRITE_6";
+ break;
+ case SEEK_6:
+ what = (char *)"SEEK_6";
+ break;
+ case READ_REVERSE:
+ what = (char *)"READ_REVERSE";
+ break;
+ case WRITE_FILEMARKS:
+ what = (char *)"WRITE_FILEMARKS";
+ break;
+ case SPACE:
+ what = (char *)"SPACE";
+ break;
+ case INQUIRY:
+ what = (char *)"INQUIRY";
+ break;
+ case RECOVER_BUFFERED_DATA:
+ what = (char *)"RECOVER_BUFFERED_DATA";
+ break;
+ case MODE_SELECT:
+ what = (char *)"MODE_SELECT";
+ break;
+ case RESERVE:
+ what = (char *)"RESERVE";
+ break;
+ case RELEASE:
+ what = (char *)"RELEASE";
+ break;
+ case COPY:
+ what = (char *)"COPY";
+ break;
+ case ERASE:
+ what = (char *)"ERASE";
+ break;
+ case MODE_SENSE:
+ what = (char *)"MODE_SENSE";
+ break;
+ case START_STOP:
+ what = (char *)"START_STOP";
+ break;
+ case RECEIVE_DIAGNOSTIC:
+ what = (char *)"RECEIVE_DIAGNOSTIC";
+ break;
+ case SEND_DIAGNOSTIC:
+ what = (char *)"SEND_DIAGNOSTIC";
+ break;
+ case ALLOW_MEDIUM_REMOVAL:
+ what = (char *)"ALLOW_MEDIUM_REMOVAL";
+ break;
+ case SET_WINDOW:
+ what = (char *)"SET_WINDOW";
+ break;
+ case READ_CAPACITY:
+ what = (char *)"READ_CAPACITY";
+ break;
+ case READ_10:
+ what = (char *)"READ_10";
+ break;
+ case WRITE_10:
+ what = (char *)"WRITE_10";
+ break;
+ case SEEK_10:
+ what = (char *)"SEEK_10";
+ break;
+ case WRITE_VERIFY:
+ what = (char *)"WRITE_VERIFY";
+ break;
+ case VERIFY:
+ what = (char *)"VERIFY";
+ break;
+ case SEARCH_HIGH:
+ what = (char *)"SEARCH_HIGH";
+ break;
+ case SEARCH_EQUAL:
+ what = (char *)"SEARCH_EQUAL";
+ break;
+ case SEARCH_LOW:
+ what = (char *)"SEARCH_LOW";
+ break;
+ case SET_LIMITS:
+ what = (char *)"SET_LIMITS";
+ break;
+ case READ_POSITION:
+ what = (char *)"READ_POSITION";
+ break;
+ case SYNCHRONIZE_CACHE:
+ what = (char *)"SYNCHRONIZE_CACHE";
+ break;
+ case LOCK_UNLOCK_CACHE:
+ what = (char *)"LOCK_UNLOCK_CACHE";
+ break;
+ case READ_DEFECT_DATA:
+ what = (char *)"READ_DEFECT_DATA";
+ break;
+ case MEDIUM_SCAN:
+ what = (char *)"MEDIUM_SCAN";
+ break;
+ case COMPARE:
+ what = (char *)"COMPARE";
+ break;
+ case COPY_VERIFY:
+ what = (char *)"COPY_VERIFY";
+ break;
+ case WRITE_BUFFER:
+ what = (char *)"WRITE_BUFFER";
+ break;
+ case READ_BUFFER:
+ what = (char *)"READ_BUFFER";
+ break;
+ case UPDATE_BLOCK:
+ what = (char *)"UPDATE_BLOCK";
+ break;
+ case READ_LONG:
+ what = (char *)"READ_LONG";
+ break;
+ case WRITE_LONG:
+ what = (char *)"WRITE_LONG";
+ break;
+ case CHANGE_DEFINITION:
+ what = (char *)"CHANGE_DEFINITION";
+ break;
+ case WRITE_SAME:
+ what = (char *)"WRITE_SAME";
+ break;
+ case GPCMD_READ_SUBCHANNEL:
+ what = (char *)"READ SUBCHANNEL";
+ break;
+ case READ_TOC:
+ what = (char *)"READ_TOC";
+ break;
+ case GPCMD_READ_HEADER:
+ what = (char *)"READ HEADER";
+ break;
+ case GPCMD_PLAY_AUDIO_10:
+ what = (char *)"PLAY AUDIO (10)";
+ break;
+ case GPCMD_PLAY_AUDIO_MSF:
+ what = (char *)"PLAY AUDIO MSF";
+ break;
+ case GPCMD_GET_EVENT_STATUS_NOTIFICATION:
+ what = (char *)"GET EVENT/STATUS NOTIFICATION";
+ break;
+ case GPCMD_PAUSE_RESUME:
+ what = (char *)"PAUSE/RESUME";
+ break;
+ case LOG_SELECT:
+ what = (char *)"LOG_SELECT";
+ break;
+ case LOG_SENSE:
+ what = (char *)"LOG_SENSE";
+ break;
+ case GPCMD_STOP_PLAY_SCAN:
+ what = (char *)"STOP PLAY/SCAN";
+ break;
+ case GPCMD_READ_DISC_INFO:
+ what = (char *)"READ DISC INFORMATION";
+ break;
+ case GPCMD_READ_TRACK_RZONE_INFO:
+ what = (char *)"READ TRACK INFORMATION";
+ break;
+ case GPCMD_RESERVE_RZONE_TRACK:
+ what = (char *)"RESERVE TRACK";
+ break;
+ case GPCMD_SEND_OPC:
+ what = (char *)"SEND OPC";
+ break;
+ case MODE_SELECT_10:
+ what = (char *)"MODE_SELECT_10";
+ break;
+ case GPCMD_REPAIR_RZONE_TRACK:
+ what = (char *)"REPAIR TRACK";
+ break;
+ case 0x59:
+ what = (char *)"READ MASTER CUE";
+ break;
+ case MODE_SENSE_10:
+ what = (char *)"MODE_SENSE_10";
+ break;
+ case GPCMD_CLOSE_TRACK:
+ what = (char *)"CLOSE TRACK/SESSION";
+ break;
+ case 0x5C:
+ what = (char *)"READ BUFFER CAPACITY";
+ break;
+ case 0x5D:
+ what = (char *)"SEND CUE SHEET";
+ break;
+ case GPCMD_BLANK:
+ what = (char *)"BLANK";
+ break;
+ case REPORT_LUNS:
+ what = (char *)"REPORT LUNS";
+ break;
+ case MOVE_MEDIUM:
+ what = (char *)"MOVE_MEDIUM or PLAY AUDIO (12)";
+ break;
+ case READ_12:
+ what = (char *)"READ_12";
+ break;
+ case WRITE_12:
+ what = (char *)"WRITE_12";
+ break;
+ case WRITE_VERIFY_12:
+ what = (char *)"WRITE_VERIFY_12";
+ break;
+ case SEARCH_HIGH_12:
+ what = (char *)"SEARCH_HIGH_12";
+ break;
+ case SEARCH_EQUAL_12:
+ what = (char *)"SEARCH_EQUAL_12";
+ break;
+ case SEARCH_LOW_12:
+ what = (char *)"SEARCH_LOW_12";
+ break;
+ case SEND_VOLUME_TAG:
+ what = (char *)"SEND_VOLUME_TAG";
+ break;
+ case READ_ELEMENT_STATUS:
+ what = (char *)"READ_ELEMENT_STATUS";
+ break;
+ case GPCMD_READ_CD_MSF:
+ what = (char *)"READ CD MSF";
+ break;
+ case GPCMD_SCAN:
+ what = (char *)"SCAN";
+ break;
+ case GPCMD_SET_SPEED:
+ what = (char *)"SET CD SPEED";
+ break;
+ case GPCMD_MECHANISM_STATUS:
+ what = (char *)"MECHANISM STATUS";
+ break;
+ case GPCMD_READ_CD:
+ what = (char *)"READ CD";
+ break;
+ case 0xE1:
+ what = (char *)"WRITE CONTINUE";
+ break;
+ case WRITE_LONG_2:
+ what = (char *)"WRITE_LONG_2";
+ break;
+ case VENDOR_CMND:
+ what = (char *)"Realtek's vendor command";
+ break;
+ default:
+ what = (char *)"(unknown command)";
+ unknown_cmd = 1;
+ break;
+ }
+
+ if (srb->cmnd[0] != TEST_UNIT_READY)
+ RTS51X_DEBUGP("Command %s (%d bytes)\n", what, srb->cmd_len);
+ if (unknown_cmd) {
+ RTS51X_DEBUGP("");
+ for (i = 0; i < srb->cmd_len && i < 16; i++)
+ RTS51X_DEBUGPN(" %02x", srb->cmnd[i]);
+ RTS51X_DEBUGPN("\n");
+ }
+}
+
+void set_sense_type(struct rts51x_chip *chip, unsigned int lun, int sense_type)
+{
+ switch (sense_type) {
+ case SENSE_TYPE_MEDIA_CHANGE:
+ set_sense_data(chip, lun, CUR_ERR, 0x06, 0, 0x28, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_NOT_PRESENT:
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x3A, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_LBA_OVER_RANGE:
+ set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x21, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT:
+ set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x25, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_WRITE_PROTECT:
+ set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x27, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR:
+ set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x11, 0, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_WRITE_ERR:
+ set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x02, 0, 0);
+ break;
+
+ case SENSE_TYPE_MEDIA_INVALID_CMD_FIELD:
+ set_sense_data(chip, lun, CUR_ERR, ILGAL_REQ, 0,
+ ASC_INVLD_CDB, ASCQ_INVLD_CDB, CDB_ILLEGAL, 1);
+ break;
+
+ case SENSE_TYPE_FORMAT_IN_PROGRESS:
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04, 0, 0);
+ break;
+
+ case SENSE_TYPE_FORMAT_CMD_FAILED:
+ set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x31, 0x01, 0, 0);
+ break;
+
+#ifdef SUPPORT_MAGIC_GATE
+ case SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB:
+ set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x02, 0, 0);
+ break;
+
+ case SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN:
+ set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x00, 0, 0);
+ break;
+
+ case SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM:
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x30, 0x00, 0, 0);
+ break;
+
+ case SENSE_TYPE_MG_WRITE_ERR:
+ set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x00, 0, 0);
+ break;
+#endif
+
+#ifdef SUPPORT_SD_LOCK
+ case SENSE_TYPE_MEDIA_READ_FORBIDDEN:
+ set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x11, 0x13, 0, 0);
+ break;
+#endif
+
+ case SENSE_TYPE_NO_SENSE:
+ default:
+ set_sense_data(chip, lun, CUR_ERR, 0, 0, 0, 0, 0, 0);
+ break;
+ }
+}
+
+void set_sense_data(struct rts51x_chip *chip, unsigned int lun, u8 err_code,
+ u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0,
+ u16 sns_key_info1)
+{
+ struct sense_data_t *sense = &(chip->sense_buffer[lun]);
+
+ sense->err_code = err_code;
+ sense->sense_key = sense_key;
+ sense->info[0] = (u8) (info >> 24);
+ sense->info[1] = (u8) (info >> 16);
+ sense->info[2] = (u8) (info >> 8);
+ sense->info[3] = (u8) info;
+
+ sense->ad_sense_len = sizeof(struct sense_data_t) - 8;
+ sense->asc = asc;
+ sense->ascq = ascq;
+ if (sns_key_info0 != 0) {
+ sense->sns_key_info[0] = SKSV | sns_key_info0;
+ sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 8;
+ sense->sns_key_info[2] = sns_key_info1 & 0x0f;
+ }
+}
+
+static int test_unit_ready(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+
+ rts51x_init_cards(chip);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ return TRANSPORT_FAILED;
+ }
+
+ if (!check_lun_mc(chip, lun)) {
+ set_lun_mc(chip, lun);
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ return TRANSPORT_FAILED;
+ }
+#ifdef SUPPORT_SD_LOCK
+ if (get_lun_card(chip, SCSI_LUN(srb)) == SD_CARD) {
+ struct sd_info *sd_card = &(chip->sd_card);
+ if (sd_card->sd_lock_notify) {
+ sd_card->sd_lock_notify = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ return TRANSPORT_FAILED;
+ } else if (sd_card->sd_lock_status & SD_LOCKED) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_READ_FORBIDDEN);
+ return TRANSPORT_FAILED;
+ }
+ }
+#endif
+
+ return TRANSPORT_GOOD;
+}
+
+unsigned char formatter_inquiry_str[20] = {
+ 'M', 'E', 'M', 'O', 'R', 'Y', 'S', 'T', 'I', 'C', 'K',
+ '-', 'M', 'G', /* Byte[47:49] */
+ 0x0B, /* Byte[50]: MG, MS, MSPro, MSXC */
+ 0x00, /* Byte[51]: Category Specific Commands */
+ 0x00, /* Byte[52]: Access Control and feature */
+ 0x20, 0x20, 0x20, /* Byte[53:55] */
+};
+
+static int inquiry(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ char *inquiry_default = (char *)"Generic-xD/SD/M.S. 1.00 ";
+ char *inquiry_string;
+ unsigned char sendbytes;
+ unsigned char *buf;
+ u8 card = get_lun_card(chip, lun);
+ int pro_formatter_flag = 0;
+ unsigned char inquiry_buf[] = {
+ QULIFIRE | DRCT_ACCESS_DEV,
+ RMB_DISC | 0x0D,
+ 0x00,
+ 0x01,
+ 0x1f,
+ 0x02,
+ 0,
+ REL_ADR | WBUS_32 | WBUS_16 | SYNC | LINKED | CMD_QUE | SFT_RE,
+ };
+
+ inquiry_string = inquiry_default;
+
+ buf = vmalloc(scsi_bufflen(srb));
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ if (MS_FORMATTER_ENABLED(chip) && (get_lun2card(chip, lun) & MS_CARD)) {
+ if (!card || (card == MS_CARD))
+ pro_formatter_flag = 1;
+ }
+
+ if (pro_formatter_flag) {
+ if (scsi_bufflen(srb) < 56)
+ sendbytes = (unsigned char)(scsi_bufflen(srb));
+ else
+ sendbytes = 56;
+ } else {
+ if (scsi_bufflen(srb) < 36)
+ sendbytes = (unsigned char)(scsi_bufflen(srb));
+ else
+ sendbytes = 36;
+ }
+
+ if (sendbytes > 8) {
+ memcpy(buf, inquiry_buf, 8);
+ memcpy(buf + 8, inquiry_string, sendbytes - 8);
+ if (pro_formatter_flag)
+ buf[4] = 0x33; /* Additional Length */
+ } else {
+ memcpy(buf, inquiry_buf, sendbytes);
+ }
+
+ if (pro_formatter_flag) {
+ if (sendbytes > 36)
+ memcpy(buf + 36, formatter_inquiry_str, sendbytes - 36);
+ }
+
+ scsi_set_resid(srb, 0);
+
+ rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
+ vfree(buf);
+
+ return TRANSPORT_GOOD;
+}
+
+static int start_stop_unit(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+
+ scsi_set_resid(srb, scsi_bufflen(srb));
+
+ if (srb->cmnd[1] == 1)
+ return TRANSPORT_GOOD;
+
+ switch (srb->cmnd[0x4]) {
+ case STOP_MEDIUM:
+ /* Media disabled */
+ return TRANSPORT_GOOD;
+
+ case UNLOAD_MEDIUM:
+ /* Media shall be unload */
+ if (check_card_ready(chip, lun))
+ eject_card(chip, lun);
+ return TRANSPORT_GOOD;
+
+ case MAKE_MEDIUM_READY:
+ case LOAD_MEDIUM:
+ if (check_card_ready(chip, lun)) {
+ return TRANSPORT_GOOD;
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ break;
+ }
+
+ TRACE_RET(chip, TRANSPORT_ERROR);
+}
+
+static int allow_medium_removal(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int prevent;
+
+ prevent = srb->cmnd[4] & 0x1;
+
+ scsi_set_resid(srb, 0);
+
+ if (prevent) {
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ return TRANSPORT_GOOD;
+}
+
+static void ms_mode_sense(struct rts51x_chip *chip, u8 cmd,
+ int lun, u8 *buf, int buf_len)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ int sys_info_offset;
+ int data_size = buf_len;
+ int support_format = 0;
+ int i = 0;
+
+ if (cmd == MODE_SENSE) {
+ sys_info_offset = 8;
+ if (data_size > 0x68)
+ data_size = 0x68;
+ buf[i++] = 0x67; /* Mode Data Length */
+ } else {
+ sys_info_offset = 12;
+ if (data_size > 0x6C)
+ data_size = 0x6C;
+ buf[i++] = 0x00; /* Mode Data Length (MSB) */
+ buf[i++] = 0x6A; /* Mode Data Length (LSB) */
+ }
+
+ /* Medium Type Code */
+ if (check_card_ready(chip, lun)) {
+ if (CHK_MSXC(ms_card)) {
+ support_format = 1;
+ buf[i++] = 0x40;
+ } else if (CHK_MSPRO(ms_card)) {
+ support_format = 1;
+ buf[i++] = 0x20;
+ } else {
+ buf[i++] = 0x10;
+ }
+
+ /* WP */
+ if (check_card_wp(chip, lun))
+ buf[i++] = 0x80;
+ else
+ buf[i++] = 0x00;
+ } else {
+ buf[i++] = 0x00; /* MediaType */
+ buf[i++] = 0x00; /* WP */
+ }
+
+ buf[i++] = 0x00; /* Reserved */
+
+ if (cmd == MODE_SENSE_10) {
+ buf[i++] = 0x00; /* Reserved */
+ buf[i++] = 0x00; /* Block descriptor length(MSB) */
+ buf[i++] = 0x00; /* Block descriptor length(LSB) */
+
+ /* The Following Data is the content of "Page 0x20" */
+ if (data_size >= 9)
+ buf[i++] = 0x20; /* Page Code */
+ if (data_size >= 10)
+ buf[i++] = 0x62; /* Page Length */
+ if (data_size >= 11)
+ buf[i++] = 0x00; /* No Access Control */
+ if (data_size >= 12) {
+ if (support_format)
+ buf[i++] = 0xC0; /* SF, SGM */
+ else
+ buf[i++] = 0x00;
+ }
+ } else {
+ /* The Following Data is the content of "Page 0x20" */
+ if (data_size >= 5)
+ buf[i++] = 0x20; /* Page Code */
+ if (data_size >= 6)
+ buf[i++] = 0x62; /* Page Length */
+ if (data_size >= 7)
+ buf[i++] = 0x00; /* No Access Control */
+ if (data_size >= 8) {
+ if (support_format)
+ buf[i++] = 0xC0; /* SF, SGM */
+ else
+ buf[i++] = 0x00;
+ }
+ }
+
+ if (data_size > sys_info_offset) {
+ /* 96 Bytes Attribute Data */
+ int len = data_size - sys_info_offset;
+ len = (len < 96) ? len : 96;
+
+ memcpy(buf + sys_info_offset, ms_card->raw_sys_info, len);
+ }
+}
+
+static int mode_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ unsigned int dataSize;
+ int status;
+ int pro_formatter_flag;
+ unsigned char pageCode, *buf;
+ u8 card = get_lun_card(chip, lun);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ scsi_set_resid(srb, scsi_bufflen(srb));
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ pro_formatter_flag = 0;
+ dataSize = 8;
+ /* In Combo mode, device responses ModeSense command as a MS LUN
+ * when no card is inserted */
+ if ((get_lun2card(chip, lun) & MS_CARD)) {
+ if (!card || (card == MS_CARD)) {
+ dataSize = 108;
+ if (chip->option.mspro_formatter_enable)
+ pro_formatter_flag = 1;
+ }
+ }
+
+ buf = kmalloc(dataSize, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ pageCode = srb->cmnd[2] & 0x3f;
+
+ if ((pageCode == 0x3F) || (pageCode == 0x1C) ||
+ (pageCode == 0x00) || (pro_formatter_flag && (pageCode == 0x20))) {
+ if (srb->cmnd[0] == MODE_SENSE) {
+ if ((pageCode == 0x3F) || (pageCode == 0x20)) {
+ ms_mode_sense(chip, srb->cmnd[0], lun, buf,
+ dataSize);
+ } else {
+ dataSize = 4;
+ buf[0] = 0x03;
+ buf[1] = 0x00;
+ if (check_card_wp(chip, lun))
+ buf[2] = 0x80;
+ else
+ buf[3] = 0x00;
+ }
+ } else {
+ if ((pageCode == 0x3F) || (pageCode == 0x20)) {
+ ms_mode_sense(chip, srb->cmnd[0], lun, buf,
+ dataSize);
+ } else {
+ dataSize = 8;
+ buf[0] = 0x00;
+ buf[1] = 0x06;
+ buf[2] = 0x00;
+ if (check_card_wp(chip, lun))
+ buf[3] = 0x80;
+ else
+ buf[3] = 0x00;
+ buf[4] = 0x00;
+ buf[5] = 0x00;
+ buf[6] = 0x00;
+ buf[7] = 0x00;
+ }
+ }
+ status = TRANSPORT_GOOD;
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ scsi_set_resid(srb, scsi_bufflen(srb));
+ status = TRANSPORT_FAILED;
+ }
+
+ if (status == TRANSPORT_GOOD) {
+ unsigned int len = min(scsi_bufflen(srb), dataSize);
+ rts51x_set_xfer_buf(buf, len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - len);
+ }
+ kfree(buf);
+
+ return status;
+}
+
+static int request_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sense_data_t *sense;
+ unsigned int lun = SCSI_LUN(srb);
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned char *tmp, *buf;
+
+ sense = &(chip->sense_buffer[lun]);
+
+ if ((get_lun_card(chip, lun) == MS_CARD)
+ && PRO_UNDER_FORMATTING(ms_card)) {
+ mspro_format_sense(chip, lun);
+ }
+
+ buf = vmalloc(scsi_bufflen(srb));
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ tmp = (unsigned char *)sense;
+ memcpy(buf, tmp, scsi_bufflen(srb));
+
+ rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
+ vfree(buf);
+
+ scsi_set_resid(srb, 0);
+ /* Reset Sense Data */
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ return TRANSPORT_GOOD;
+}
+
+static int read_write(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+#ifdef SUPPORT_SD_LOCK
+ struct sd_info *sd_card = &(chip->sd_card);
+#endif
+ unsigned int lun = SCSI_LUN(srb);
+ int retval;
+ u32 start_sec;
+ u16 sec_cnt;
+
+ if (!check_card_ready(chip, lun) || (chip->capacity[lun] == 0)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (!check_lun_mc(chip, lun)) {
+ set_lun_mc(chip, lun);
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ return TRANSPORT_FAILED;
+ }
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_erase_status) {
+ /* Accessing to any card is forbidden
+ * until the erase procedure of SD is completed */
+ RTS51X_DEBUGP("SD card being erased!\n");
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_READ_FORBIDDEN);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (get_lun_card(chip, lun) == SD_CARD) {
+ if (sd_card->sd_lock_status & SD_LOCKED) {
+ RTS51X_DEBUGP("SD card locked!\n");
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_READ_FORBIDDEN);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+#endif
+
+ if ((srb->cmnd[0] == READ_10) || (srb->cmnd[0] == WRITE_10)) {
+ start_sec =
+ ((u32) srb->cmnd[2] << 24) |
+ ((u32) srb->cmnd[3] << 16) |
+ ((u32) srb->cmnd[4] << 8) |
+ ((u32) srb->cmnd[5]);
+ sec_cnt = ((u16) (srb->cmnd[7]) << 8) | srb->cmnd[8];
+ } else if ((srb->cmnd[0] == READ_6) || (srb->cmnd[0] == WRITE_6)) {
+ start_sec = ((u32) (srb->cmnd[1] & 0x1F) << 16) |
+ ((u32) srb->cmnd[2] << 8) | ((u32) srb->cmnd[3]);
+ sec_cnt = srb->cmnd[4];
+ } else if ((srb->cmnd[0] == VENDOR_CMND) &&
+ (srb->cmnd[1] == SCSI_APP_CMD) &&
+ ((srb->cmnd[2] == PP_READ10) ||
+ (srb->cmnd[2] == PP_WRITE10))) {
+ start_sec = ((u32) srb->cmnd[4] << 24) |
+ ((u32) srb->cmnd[5] << 16) |
+ ((u32) srb->cmnd[6] << 8) |
+ ((u32) srb->cmnd[7]);
+ sec_cnt = ((u16) (srb->cmnd[9]) << 8) | srb->cmnd[10];
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if ((start_sec > chip->capacity[lun]) ||
+ ((start_sec + sec_cnt) > chip->capacity[lun])) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LBA_OVER_RANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (sec_cnt == 0) {
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+ }
+
+ if ((srb->sc_data_direction == DMA_TO_DEVICE)
+ && check_card_wp(chip, lun)) {
+ RTS51X_DEBUGP("Write protected card!\n");
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ retval = card_rw(srb, chip, start_sec, sec_cnt);
+ if (retval != STATUS_SUCCESS) {
+#if 0
+ if (chip->need_release & chip->lun2card[lun]) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ } else {
+#endif
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
+ }
+#if 0
+ }
+#endif
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+
+ return TRANSPORT_GOOD;
+}
+
+static int read_format_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned char *buf;
+ unsigned int lun = SCSI_LUN(srb);
+ unsigned int buf_len;
+ u8 card = get_lun_card(chip, lun);
+ int desc_cnt;
+ int i = 0;
+
+ if (!check_card_ready(chip, lun)) {
+ if (!chip->option.mspro_formatter_enable) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ buf_len = (scsi_bufflen(srb) > 12) ? 0x14 : 12;
+
+ buf = kmalloc(buf_len, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ buf[i++] = 0;
+ buf[i++] = 0;
+ buf[i++] = 0;
+
+ /* Capacity List Length */
+ if ((buf_len > 12) && chip->option.mspro_formatter_enable &&
+ (chip->lun2card[lun] & MS_CARD) && (!card || (card == MS_CARD))) {
+ buf[i++] = 0x10;
+ desc_cnt = 2;
+ } else {
+ buf[i++] = 0x08;
+ desc_cnt = 1;
+ }
+
+ while (desc_cnt) {
+ if (check_card_ready(chip, lun)) {
+ buf[i++] = (unsigned char)((chip->capacity[lun]) >> 24);
+ buf[i++] = (unsigned char)((chip->capacity[lun]) >> 16);
+ buf[i++] = (unsigned char)((chip->capacity[lun]) >> 8);
+ buf[i++] = (unsigned char)(chip->capacity[lun]);
+
+ if (desc_cnt == 2)
+ /* Byte[8]: Descriptor Type: Formatted medium */
+ buf[i++] = 2;
+ else
+ buf[i++] = 0; /* Byte[16] */
+ } else {
+ buf[i++] = 0xFF;
+ buf[i++] = 0xFF;
+ buf[i++] = 0xFF;
+ buf[i++] = 0xFF;
+
+ if (desc_cnt == 2)
+ /* Byte[8]: Descriptor Type: No medium */
+ buf[i++] = 3;
+ else
+ buf[i++] = 0; /*Byte[16] */
+ }
+
+ buf[i++] = 0x00;
+ buf[i++] = 0x02;
+ buf[i++] = 0x00;
+
+ desc_cnt--;
+ }
+
+ buf_len = min(scsi_bufflen(srb), buf_len);
+ rts51x_set_xfer_buf(buf, buf_len, srb);
+ kfree(buf);
+
+ scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
+
+ return TRANSPORT_GOOD;
+}
+
+static int read_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned char *buf;
+ unsigned int lun = SCSI_LUN(srb);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (!check_lun_mc(chip, lun)) {
+ set_lun_mc(chip, lun);
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ return TRANSPORT_FAILED;
+ }
+
+ buf = kmalloc(8, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ buf[0] = (unsigned char)((chip->capacity[lun] - 1) >> 24);
+ buf[1] = (unsigned char)((chip->capacity[lun] - 1) >> 16);
+ buf[2] = (unsigned char)((chip->capacity[lun] - 1) >> 8);
+ buf[3] = (unsigned char)(chip->capacity[lun] - 1);
+
+ buf[4] = 0x00;
+ buf[5] = 0x00;
+ buf[6] = 0x02;
+ buf[7] = 0x00;
+
+ rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
+ kfree(buf);
+
+ scsi_set_resid(srb, 0);
+
+ return TRANSPORT_GOOD;
+}
+
+static int get_dev_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ unsigned int buf_len;
+ u8 status[32] = { 0 };
+
+ rts51x_pp_status(chip, lun, status, 32);
+
+ buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(status));
+ rts51x_set_xfer_buf(status, buf_len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
+
+ return TRANSPORT_GOOD;
+}
+
+static int read_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ u8 rts51x_status[16];
+ unsigned int buf_len;
+ unsigned int lun = SCSI_LUN(srb);
+
+ rts51x_read_status(chip, lun, rts51x_status, 16);
+
+ buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(rts51x_status));
+ rts51x_set_xfer_buf(rts51x_status, buf_len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
+
+ return TRANSPORT_GOOD;
+}
+
+static int read_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ unsigned short addr, len, i;
+ int retval;
+ u8 *buf;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
+ len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
+
+ if (addr < 0xe000) {
+ RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
+ return TRANSPORT_GOOD;
+ }
+
+ buf = vmalloc(len);
+ if (!buf)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ for (i = 0; i < len; i++) {
+ retval = rts51x_ep0_read_register(chip, addr + i, buf + i);
+ if (retval != STATUS_SUCCESS) {
+ vfree(buf);
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
+ rts51x_set_xfer_buf(buf, len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - len);
+
+ vfree(buf);
+
+ return TRANSPORT_GOOD;
+}
+
+static int write_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ unsigned short addr, len, i;
+ int retval;
+ u8 *buf;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
+ len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
+
+ if (addr < 0xe000) {
+ RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
+ return TRANSPORT_GOOD;
+ }
+
+ len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
+ buf = vmalloc(len);
+ if (!buf)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ rts51x_get_xfer_buf(buf, len, srb);
+
+ for (i = 0; i < len; i++) {
+ retval =
+ rts51x_ep0_write_register(chip, addr + i, 0xFF, buf[i]);
+ if (retval != STATUS_SUCCESS) {
+ vfree(buf);
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ vfree(buf);
+ scsi_set_resid(srb, scsi_bufflen(srb) - len);
+
+ return TRANSPORT_GOOD;
+}
+
+static int get_sd_csd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ unsigned int lun = SCSI_LUN(srb);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (get_lun_card(chip, lun) != SD_CARD) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ rts51x_set_xfer_buf(sd_card->raw_csd, scsi_bufflen(srb), srb);
+
+ return TRANSPORT_GOOD;
+}
+
+static int read_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval;
+ u8 addr, len, i;
+ u8 *buf;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ addr = srb->cmnd[5];
+ len = srb->cmnd[7];
+
+ if (len) {
+ buf = vmalloc(len);
+ if (!buf)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ for (i = 0; i < len; i++) {
+ retval =
+ rts51x_read_phy_register(chip, addr + i, buf + i);
+ if (retval != STATUS_SUCCESS) {
+ vfree(buf);
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ len = min(scsi_bufflen(srb), (unsigned int)len);
+ rts51x_set_xfer_buf(buf, len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - len);
+
+ vfree(buf);
+ }
+
+ return TRANSPORT_GOOD;
+}
+
+static int write_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval;
+ u8 addr, len, i;
+ u8 *buf;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ addr = srb->cmnd[5];
+ len = srb->cmnd[7];
+
+ if (len) {
+ len = min(scsi_bufflen(srb), (unsigned int)len);
+
+ buf = vmalloc(len);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ rts51x_get_xfer_buf(buf, len, srb);
+ scsi_set_resid(srb, scsi_bufflen(srb) - len);
+
+ for (i = 0; i < len; i++) {
+ retval =
+ rts51x_write_phy_register(chip, addr + i, buf[i]);
+ if (retval != STATUS_SUCCESS) {
+ vfree(buf);
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ vfree(buf);
+ }
+
+ return TRANSPORT_GOOD;
+}
+
+static int get_card_bus_width(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ u8 card, bus_width;
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ card = get_lun_card(chip, lun);
+ if ((card == SD_CARD) || (card == MS_CARD)) {
+ bus_width = chip->card_bus_width[lun];
+ } else {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ rts51x_set_xfer_buf(&bus_width, scsi_bufflen(srb), srb);
+
+ return TRANSPORT_GOOD;
+}
+
+#ifdef _MSG_TRACE
+static int trace_msg_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned char *buf = NULL;
+ u8 clear;
+ unsigned int buf_len;
+
+ buf_len =
+ 4 +
+ ((2 + MSG_FUNC_LEN + MSG_FILE_LEN + TIME_VAL_LEN) * TRACE_ITEM_CNT);
+
+ if ((scsi_bufflen(srb) < buf_len) || (scsi_sglist(srb) == NULL)) {
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ clear = srb->cmnd[2];
+
+ buf = vmalloc(scsi_bufflen(srb));
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ rts51x_trace_msg(chip, buf, clear);
+
+ rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
+ vfree(buf);
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+#endif
+
+static int rw_mem_cmd_buf(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval = STATUS_SUCCESS;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 cmd_type, mask, value, idx, mode, len;
+ u16 addr;
+ u32 timeout;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ switch (srb->cmnd[3]) {
+ case INIT_BATCHCMD:
+ rts51x_init_cmd(chip);
+ break;
+
+ case ADD_BATCHCMD:
+ cmd_type = srb->cmnd[4];
+ if (cmd_type > 2) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ addr = (srb->cmnd[5] << 8) | srb->cmnd[6];
+ mask = srb->cmnd[7];
+ value = srb->cmnd[8];
+ rts51x_add_cmd(chip, cmd_type, addr, mask, value);
+ break;
+
+ case SEND_BATCHCMD:
+ mode = srb->cmnd[4];
+ len = srb->cmnd[5];
+ timeout =
+ ((u32) srb->cmnd[6] << 24) | ((u32) srb->
+ cmnd[7] << 16) | ((u32) srb->
+ cmnd[8] <<
+ 8) | ((u32)
+ srb->
+ cmnd
+ [9]);
+ retval = rts51x_send_cmd(chip, mode, 1000);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if (mode & STAGE_R) {
+ retval = rts51x_get_rsp(chip, len, timeout);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+ break;
+
+ case GET_BATCHRSP:
+ idx = srb->cmnd[4];
+ value = chip->rsp_buf[idx];
+ if (scsi_bufflen(srb) < 1) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ rts51x_set_xfer_buf(&value, 1, srb);
+ scsi_set_resid(srb, 0);
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ return TRANSPORT_GOOD;
+}
+
+static int suit_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int result;
+
+ switch (srb->cmnd[3]) {
+ case INIT_BATCHCMD:
+ case ADD_BATCHCMD:
+ case SEND_BATCHCMD:
+ case GET_BATCHRSP:
+ result = rw_mem_cmd_buf(srb, chip);
+ break;
+ default:
+ result = TRANSPORT_ERROR;
+ }
+
+ return result;
+}
+
+static int app_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int result;
+
+ switch (srb->cmnd[2]) {
+ case PP_READ10:
+ case PP_WRITE10:
+ result = read_write(srb, chip);
+ break;
+
+ case SUIT_CMD:
+ result = suit_cmd(srb, chip);
+ break;
+
+ case READ_PHY:
+ result = read_phy_register(srb, chip);
+ break;
+
+ case WRITE_PHY:
+ result = write_phy_register(srb, chip);
+ break;
+
+ case GET_DEV_STATUS:
+ result = get_dev_status(srb, chip);
+ break;
+
+ default:
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ return result;
+}
+
+static int vendor_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int result = TRANSPORT_GOOD;
+
+ switch (srb->cmnd[1]) {
+ case READ_STATUS:
+ result = read_status(srb, chip);
+ break;
+
+ case READ_MEM:
+ result = read_mem(srb, chip);
+ break;
+
+ case WRITE_MEM:
+ result = write_mem(srb, chip);
+ break;
+
+ case GET_BUS_WIDTH:
+ result = get_card_bus_width(srb, chip);
+ break;
+
+ case GET_SD_CSD:
+ result = get_sd_csd(srb, chip);
+ break;
+
+#ifdef _MSG_TRACE
+ case TRACE_MSG:
+ result = trace_msg_cmd(srb, chip);
+ break;
+#endif
+
+ case SCSI_APP_CMD:
+ result = app_cmd(srb, chip);
+ break;
+
+ default:
+ set_sense_type(chip, SCSI_LUN(srb),
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ return result;
+}
+
+static int ms_format_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval, quick_format;
+
+ if (get_lun_card(chip, lun) != MS_CARD) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if ((srb->cmnd[3] != 0x4D) || (srb->cmnd[4] != 0x47)
+ || (srb->cmnd[5] != 0x66) || (srb->cmnd[6] != 0x6D)
+ || (srb->cmnd[7] != 0x74)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (srb->cmnd[8] & 0x01)
+ quick_format = 0;
+ else
+ quick_format = 1;
+
+ if (!(chip->card_ready & MS_CARD)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (chip->card_wp & MS_CARD) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (!CHK_MSPRO(ms_card)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ retval = mspro_format(srb, chip, MS_SHORT_DATA_LEN, quick_format);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+
+#ifdef SUPPORT_PCGL_1P18
+int get_ms_information(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ u8 dev_info_id, data_len;
+ u8 *buf;
+ unsigned int buf_len;
+ int i;
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if ((get_lun_card(chip, lun) != MS_CARD)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if ((srb->cmnd[2] != 0xB0) || (srb->cmnd[4] != 0x4D) ||
+ (srb->cmnd[5] != 0x53) || (srb->cmnd[6] != 0x49) ||
+ (srb->cmnd[7] != 0x44)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ dev_info_id = srb->cmnd[3];
+ if ((CHK_MSXC(ms_card) && (dev_info_id == 0x10)) ||
+ (!CHK_MSXC(ms_card) && (dev_info_id == 0x13)) ||
+ !CHK_MSPRO(ms_card)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (dev_info_id == 0x15)
+ buf_len = data_len = 0x3A;
+ else
+ buf_len = data_len = 0x6A;
+
+ buf = kmalloc(buf_len, GFP_KERNEL);
+ if (!buf)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ i = 0;
+ /* GET Memory Stick Media Information Response Header */
+ buf[i++] = 0x00; /* Data length MSB */
+ buf[i++] = data_len; /* Data length LSB */
+ /* Device Information Type Code */
+ if (CHK_MSXC(ms_card))
+ buf[i++] = 0x03;
+ else
+ buf[i++] = 0x02;
+ /* SGM bit */
+ buf[i++] = 0x01;
+ /* Reserved */
+ buf[i++] = 0x00;
+ buf[i++] = 0x00;
+ buf[i++] = 0x00;
+ /* Number of Device Information */
+ buf[i++] = 0x01;
+
+ /* Device Information Body
+ * Device Information ID Number */
+ buf[i++] = dev_info_id;
+ /* Device Information Length */
+ if (dev_info_id == 0x15)
+ data_len = 0x31;
+ else
+ data_len = 0x61;
+ buf[i++] = 0x00; /* Data length MSB */
+ buf[i++] = data_len; /* Data length LSB */
+ /* Valid Bit */
+ buf[i++] = 0x80;
+ if ((dev_info_id == 0x10) || (dev_info_id == 0x13)) {
+ /* System Information */
+ memcpy(buf + i, ms_card->raw_sys_info, 96);
+ } else {
+ /* Model Name */
+ memcpy(buf + i, ms_card->raw_model_name, 48);
+ }
+
+ rts51x_set_xfer_buf(buf, buf_len, srb);
+
+ if (dev_info_id == 0x15)
+ scsi_set_resid(srb, scsi_bufflen(srb) - 0x3C);
+ else
+ scsi_set_resid(srb, scsi_bufflen(srb) - 0x6C);
+
+ kfree(buf);
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_sp_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int retval = TRANSPORT_ERROR;
+
+ if (srb->cmnd[2] == MS_FORMAT)
+ retval = ms_format_cmnd(srb, chip);
+#ifdef SUPPORT_PCGL_1P18
+ else if (srb->cmnd[2] == GET_MS_INFORMATION)
+ retval = get_ms_information(srb, chip);
+#endif
+
+ return retval;
+}
+
+#ifdef SUPPORT_CPRM
+static int sd_extention_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ unsigned int lun = SCSI_LUN(srb);
+ int result;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ sd_cleanup_work(chip);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if ((get_lun_card(chip, lun) != SD_CARD)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ switch (srb->cmnd[0]) {
+ case SD_PASS_THRU_MODE:
+ result = sd_pass_thru_mode(srb, chip);
+ break;
+
+ case SD_EXECUTE_NO_DATA:
+ result = sd_execute_no_data(srb, chip);
+ break;
+
+ case SD_EXECUTE_READ:
+ result = sd_execute_read_data(srb, chip);
+ break;
+
+ case SD_EXECUTE_WRITE:
+ result = sd_execute_write_data(srb, chip);
+ break;
+
+ case SD_GET_RSP:
+ result = sd_get_cmd_rsp(srb, chip);
+ break;
+
+ case SD_HW_RST:
+ result = sd_hw_rst(srb, chip);
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ return result;
+}
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+int mg_report_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval;
+ u8 key_format;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ ms_cleanup_work(chip);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if ((get_lun_card(chip, lun) != MS_CARD)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (srb->cmnd[7] != KC_MG_R_PRO) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (!CHK_MSPRO(ms_card)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ key_format = srb->cmnd[10] & 0x3F;
+
+ switch (key_format) {
+ case KF_GET_LOC_EKB:
+ if ((scsi_bufflen(srb) == 0x41C) &&
+ (srb->cmnd[8] == 0x04) && (srb->cmnd[9] == 0x1C)) {
+ retval = mg_get_local_EKB(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ case KF_RSP_CHG:
+ if ((scsi_bufflen(srb) == 0x24) &&
+ (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x24)) {
+ retval = mg_get_rsp_chg(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ case KF_GET_ICV:
+ ms_card->mg_entry_num = srb->cmnd[5];
+ if ((scsi_bufflen(srb) == 0x404) &&
+ (srb->cmnd[8] == 0x04) &&
+ (srb->cmnd[9] == 0x04) &&
+ (srb->cmnd[2] == 0x00) &&
+ (srb->cmnd[3] == 0x00) &&
+ (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
+ retval = mg_get_ICV(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+
+int mg_send_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval;
+ u8 key_format;
+
+ rts51x_prepare_run(chip);
+ RTS51X_SET_STAT(chip, STAT_RUN);
+
+ ms_cleanup_work(chip);
+
+ if (!check_card_ready(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if (check_card_wp(chip, lun)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ if ((get_lun_card(chip, lun) != MS_CARD)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (srb->cmnd[7] != KC_MG_R_PRO) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (!CHK_MSPRO(ms_card)) {
+ set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ key_format = srb->cmnd[10] & 0x3F;
+
+ switch (key_format) {
+ case KF_SET_LEAF_ID:
+ if ((scsi_bufflen(srb) == 0x0C) &&
+ (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
+ retval = mg_set_leaf_id(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ case KF_CHG_HOST:
+ if ((scsi_bufflen(srb) == 0x0C) &&
+ (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
+ retval = mg_chg(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ case KF_RSP_HOST:
+ if ((scsi_bufflen(srb) == 0x0C) &&
+ (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
+ retval = mg_rsp(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ case KF_SET_ICV:
+ ms_card->mg_entry_num = srb->cmnd[5];
+ if ((scsi_bufflen(srb) == 0x404) &&
+ (srb->cmnd[8] == 0x04) &&
+ (srb->cmnd[9] == 0x04) &&
+ (srb->cmnd[2] == 0x00) &&
+ (srb->cmnd[3] == 0x00) &&
+ (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
+ retval = mg_set_ICV(srb, chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+#endif
+
+int rts51x_scsi_handler(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+#ifdef SUPPORT_SD_LOCK
+ struct sd_info *sd_card = &(chip->sd_card);
+#endif
+ struct ms_info *ms_card = &(chip->ms_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int result = TRANSPORT_GOOD;
+
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_erase_status) {
+ /* Block all SCSI command except for REQUEST_SENSE
+ * and rs_ppstatus */
+ if (!
+ ((srb->cmnd[0] == VENDOR_CMND)
+ && (srb->cmnd[1] == SCSI_APP_CMD)
+ && (srb->cmnd[2] == GET_DEV_STATUS))
+ && (srb->cmnd[0] != REQUEST_SENSE)) {
+ /* Logical Unit Not Ready Format in Progress */
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
+ 0, 0);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+#endif
+
+ if ((get_lun_card(chip, lun) == MS_CARD) &&
+ (ms_card->format_status == FORMAT_IN_PROGRESS)) {
+ if ((srb->cmnd[0] != REQUEST_SENSE)
+ && (srb->cmnd[0] != INQUIRY)) {
+ /* Logical Unit Not Ready Format in Progress */
+ set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
+ 0, (u16) (ms_card->progress));
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+
+ switch (srb->cmnd[0]) {
+ case READ_10:
+ case WRITE_10:
+ case READ_6:
+ case WRITE_6:
+ result = read_write(srb, chip);
+ break;
+
+ case TEST_UNIT_READY:
+ result = test_unit_ready(srb, chip);
+ break;
+
+ case INQUIRY:
+ result = inquiry(srb, chip);
+ break;
+
+ case READ_CAPACITY:
+ result = read_capacity(srb, chip);
+ break;
+
+ case START_STOP:
+ result = start_stop_unit(srb, chip);
+ break;
+
+ case ALLOW_MEDIUM_REMOVAL:
+ result = allow_medium_removal(srb, chip);
+ break;
+
+ case REQUEST_SENSE:
+ result = request_sense(srb, chip);
+ break;
+
+ case MODE_SENSE:
+ case MODE_SENSE_10:
+ result = mode_sense(srb, chip);
+ break;
+
+ case 0x23:
+ result = read_format_capacity(srb, chip);
+ break;
+
+ case VENDOR_CMND:
+ result = vendor_cmnd(srb, chip);
+ break;
+
+ case MS_SP_CMND:
+ result = ms_sp_cmnd(srb, chip);
+ break;
+
+#ifdef SUPPORT_CPRM
+ case SD_PASS_THRU_MODE:
+ case SD_EXECUTE_NO_DATA:
+ case SD_EXECUTE_READ:
+ case SD_EXECUTE_WRITE:
+ case SD_GET_RSP:
+ case SD_HW_RST:
+ result = sd_extention_cmnd(srb, chip);
+ break;
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+ case CMD_MSPRO_MG_RKEY:
+ result = mg_report_key(srb, chip);
+ break;
+
+ case CMD_MSPRO_MG_SKEY:
+ result = mg_send_key(srb, chip);
+ break;
+#endif
+
+ case FORMAT_UNIT:
+ case MODE_SELECT:
+ case VERIFY:
+ result = TRANSPORT_GOOD;
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ result = TRANSPORT_FAILED;
+ }
+
+ return result;
+}
+
+/***********************************************************************
+ * Host functions
+ ***********************************************************************/
+
+const char *host_info(struct Scsi_Host *host)
+{
+ return "SCSI emulation for RTS51xx USB driver-based card reader";
+}
+
+int slave_alloc(struct scsi_device *sdev)
+{
+ /*
+ * Set the INQUIRY transfer length to 36. We don't use any of
+ * the extra data and many devices choke if asked for more or
+ * less than 36 bytes.
+ */
+ sdev->inquiry_len = 36;
+ return 0;
+}
+
+int slave_configure(struct scsi_device *sdev)
+{
+ /* Scatter-gather buffers (all but the last) must have a length
+ * divisible by the bulk maxpacket size. Otherwise a data packet
+ * would end up being short, causing a premature end to the data
+ * transfer. Since high-speed bulk pipes have a maxpacket size
+ * of 512, we'll use that as the scsi device queue's DMA alignment
+ * mask. Guaranteeing proper alignment of the first buffer will
+ * have the desired effect because, except at the beginning and
+ * the end, scatter-gather buffers follow page boundaries. */
+ blk_queue_dma_alignment(sdev->request_queue, (512 - 1));
+
+ /* Set the SCSI level to at least 2. We'll leave it at 3 if that's
+ * what is originally reported. We need this to avoid confusing
+ * the SCSI layer with devices that report 0 or 1, but need 10-byte
+ * commands (ala ATAPI devices behind certain bridges, or devices
+ * which simply have broken INQUIRY data).
+ *
+ * NOTE: This means /dev/sg programs (ala cdrecord) will get the
+ * actual information. This seems to be the preference for
+ * programs like that.
+ *
+ * NOTE: This also means that /proc/scsi/scsi and sysfs may report
+ * the actual value or the modified one, depending on where the
+ * data comes from.
+ */
+ if (sdev->scsi_level < SCSI_2)
+ sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2;
+
+ return 0;
+}
+
+/***********************************************************************
+ * /proc/scsi/ functions
+ ***********************************************************************/
+
+/* we use this macro to help us write into the buffer */
+#undef SPRINTF
+#define SPRINTF(args...) \
+ do { if (pos < buffer+length) pos += sprintf(pos, ## args); } while (0)
+
+int proc_info(struct Scsi_Host *host, char *buffer,
+ char **start, off_t offset, int length, int inout)
+{
+ char *pos = buffer;
+
+ /* if someone is sending us data, just throw it away */
+ if (inout)
+ return length;
+
+ /* print the controller name */
+ SPRINTF(" Host scsi%d: %s\n", host->host_no, RTS51X_NAME);
+
+ /* print product, vendor, and driver version strings */
+ SPRINTF(" Vendor: Realtek Corp.\n");
+ SPRINTF(" Product: RTS51xx USB Card Reader\n");
+ SPRINTF(" Version: %s\n", DRIVER_VERSION);
+ SPRINTF(" Build: %s\n", __TIME__);
+
+ /*
+ * Calculate start of next buffer, and return value.
+ */
+ *start = buffer + offset;
+
+ if ((pos - buffer) < offset)
+ return 0;
+ else if ((pos - buffer - offset) < length)
+ return pos - buffer - offset;
+ else
+ return length;
+}
+
+/* queue a command */
+/* This is always called with scsi_lock(host) held */
+int queuecommand_lck(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *))
+{
+ struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
+
+ /* check for state-transition errors */
+ if (chip->srb != NULL) {
+ RTS51X_DEBUGP("Error in %s: chip->srb = %p\n",
+ __func__, chip->srb);
+ return SCSI_MLQUEUE_HOST_BUSY;
+ }
+
+ /* fail the command if we are disconnecting */
+ if (test_bit(FLIDX_DISCONNECTING, &chip->usb->dflags)) {
+ RTS51X_DEBUGP("Fail command during disconnect\n");
+ srb->result = DID_NO_CONNECT << 16;
+ done(srb);
+ return 0;
+ }
+
+ /* enqueue the command and wake up the control thread */
+ srb->scsi_done = done;
+ chip->srb = srb;
+ complete(&chip->usb->cmnd_ready);
+
+ return 0;
+}
+
+#if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) */
+int queuecommand(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *))
+{
+ return queuecommand_lck(srb, done);
+}
+#else
+DEF_SCSI_QCMD(queuecommand)
+#endif
+/***********************************************************************
+ * Error handling functions
+ ***********************************************************************/
+/* Command timeout and abort */
+int command_abort(struct scsi_cmnd *srb)
+{
+ struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
+
+ RTS51X_DEBUGP("%s called\n", __func__);
+
+ /* us->srb together with the TIMED_OUT, RESETTING, and ABORTING
+ * bits are protected by the host lock. */
+ scsi_lock(rts51x_to_host(chip));
+
+ /* Is this command still active? */
+ if (chip->srb != srb) {
+ scsi_unlock(rts51x_to_host(chip));
+ RTS51X_DEBUGP("-- nothing to abort\n");
+ return FAILED;
+ }
+
+ /* Set the TIMED_OUT bit. Also set the ABORTING bit, but only if
+ * a device reset isn't already in progress (to avoid interfering
+ * with the reset). Note that we must retain the host lock while
+ * calling usb_stor_stop_transport(); otherwise it might interfere
+ * with an auto-reset that begins as soon as we release the lock. */
+ set_bit(FLIDX_TIMED_OUT, &chip->usb->dflags);
+ if (!test_bit(FLIDX_RESETTING, &chip->usb->dflags)) {
+ set_bit(FLIDX_ABORTING, &chip->usb->dflags);
+ /* rts51x_stop_transport(us); */
+ }
+ scsi_unlock(rts51x_to_host(chip));
+
+ /* Wait for the aborted command to finish */
+ wait_for_completion(&chip->usb->notify);
+ return SUCCESS;
+}
+
+/* This invokes the transport reset mechanism to reset the state of the
+ * device */
+int device_reset(struct scsi_cmnd *srb)
+{
+ int result = 0;
+
+ RTS51X_DEBUGP("%s called\n", __func__);
+
+ return result < 0 ? FAILED : SUCCESS;
+}
+
+/* Simulate a SCSI bus reset by resetting the device's USB port. */
+int bus_reset(struct scsi_cmnd *srb)
+{
+ int result = 0;
+
+ RTS51X_DEBUGP("%s called\n", __func__);
+
+ return result < 0 ? FAILED : SUCCESS;
+}
+
+static const char *rts5139_info(struct Scsi_Host *host)
+{
+ return "SCSI emulation for RTS5139 USB card reader";
+}
+
+struct scsi_host_template rts51x_host_template = {
+ /* basic userland interface stuff */
+ .name = RTS51X_NAME,
+ .proc_name = RTS51X_NAME,
+ .proc_info = proc_info,
+ .info = rts5139_info,
+
+ /* command interface -- queued only */
+ .queuecommand = queuecommand,
+
+ /* error and abort handlers */
+ .eh_abort_handler = command_abort,
+ .eh_device_reset_handler = device_reset,
+ .eh_bus_reset_handler = bus_reset,
+
+ /* queue commands only, only one command per LUN */
+ .can_queue = 1,
+ .cmd_per_lun = 1,
+
+ /* unknown initiator id */
+ .this_id = -1,
+
+ .slave_alloc = slave_alloc,
+ .slave_configure = slave_configure,
+
+ /* lots of sg segments can be handled */
+ .sg_tablesize = SG_ALL,
+
+ /* limit the total size of a transfer to 120 KB */
+ .max_sectors = 240,
+
+ /* merge commands... this seems to help performance, but
+ * periodically someone should test to see which setting is more
+ * optimal.
+ */
+ .use_clustering = 1,
+
+ /* emulated HBA */
+ .emulated = 1,
+
+ /* we do our own delay after a device or bus reset */
+ .skip_settle_delay = 1,
+
+ /* sysfs device attributes */
+ /* .sdev_attrs = sysfs_device_attr_list, */
+
+ /* module management */
+ .module = THIS_MODULE
+};
+
diff --git a/drivers/staging/rts5139/rts51x_scsi.h b/drivers/staging/rts5139/rts51x_scsi.h
new file mode 100644
index 0000000..3a8ca06
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_scsi.h
@@ -0,0 +1,162 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_SCSI_H
+#define __RTS51X_SCSI_H
+
+#include <linux/usb.h>
+#include <linux/usb_usual.h>
+#include <linux/blkdev.h>
+#include <linux/completion.h>
+#include <linux/mutex.h>
+#include <scsi/scsi_host.h>
+
+#include "rts51x_chip.h"
+
+#define MS_SP_CMND 0xFA
+#define MS_FORMAT 0xA0
+#define GET_MS_INFORMATION 0xB0
+
+#define VENDOR_CMND 0xF0
+
+#define READ_STATUS 0x09
+
+#define READ_MEM 0x0D
+#define WRITE_MEM 0x0E
+#define GET_BUS_WIDTH 0x13
+#define GET_SD_CSD 0x14
+#define TOGGLE_GPIO 0x15
+#define TRACE_MSG 0x18
+
+#define SCSI_APP_CMD 0x10
+
+#define PP_READ10 0x1A
+#define PP_WRITE10 0x0A
+#define READ_HOST_REG 0x1D
+#define WRITE_HOST_REG 0x0D
+#define SET_VAR 0x05
+#define GET_VAR 0x15
+#define DMA_READ 0x16
+#define DMA_WRITE 0x06
+#define GET_DEV_STATUS 0x10
+#define SET_CHIP_MODE 0x27
+#define SUIT_CMD 0xE0
+#define WRITE_PHY 0x07
+#define READ_PHY 0x17
+
+#define INIT_BATCHCMD 0x41
+#define ADD_BATCHCMD 0x42
+#define SEND_BATCHCMD 0x43
+#define GET_BATCHRSP 0x44
+
+#ifdef SUPPORT_CPRM
+/* SD Pass Through Command Extention */
+#define SD_PASS_THRU_MODE 0xD0
+#define SD_EXECUTE_NO_DATA 0xD1
+#define SD_EXECUTE_READ 0xD2
+#define SD_EXECUTE_WRITE 0xD3
+#define SD_GET_RSP 0xD4
+#define SD_HW_RST 0xD6
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+#define CMD_MSPRO_MG_RKEY 0xA4 /* Report Key Command */
+#define CMD_MSPRO_MG_SKEY 0xA3 /* Send Key Command */
+
+/* CBWCB field: key class */
+#define KC_MG_R_PRO 0xBE /* MG-R PRO */
+
+/* CBWCB field: key format */
+#define KF_SET_LEAF_ID 0x31 /* Set Leaf ID */
+#define KF_GET_LOC_EKB 0x32 /* Get Local EKB */
+#define KF_CHG_HOST 0x33 /* Challenge (host) */
+#define KF_RSP_CHG 0x34 /* Response and Challenge (device) */
+#define KF_RSP_HOST 0x35 /* Response (host) */
+#define KF_GET_ICV 0x36 /* Get ICV */
+#define KF_SET_ICV 0x37 /* SSet ICV */
+#endif
+
+struct rts51x_chip;
+
+/*-----------------------------------
+ Start-Stop-Unit
+-----------------------------------*/
+#define STOP_MEDIUM 0x00 /* access disable */
+#define MAKE_MEDIUM_READY 0x01 /* access enable */
+#define UNLOAD_MEDIUM 0x02 /* unload */
+#define LOAD_MEDIUM 0x03 /* load */
+
+/*-----------------------------------
+ STANDARD_INQUIRY
+-----------------------------------*/
+#define QULIFIRE 0x00
+#define AENC_FNC 0x00
+#define TRML_IOP 0x00
+#define REL_ADR 0x00
+#define WBUS_32 0x00
+#define WBUS_16 0x00
+#define SYNC 0x00
+#define LINKED 0x00
+#define CMD_QUE 0x00
+#define SFT_RE 0x00
+
+#define VEN_ID_LEN 8 /* Vendor ID Length */
+#define PRDCT_ID_LEN 16 /* Product ID Length */
+#define PRDCT_REV_LEN 4 /* Product LOT Length */
+
+#define DRCT_ACCESS_DEV 0x00 /* Direct Access Device */
+#define RMB_DISC 0x80 /* The Device is Removable */
+#define ANSI_SCSI2 0x02 /* Based on ANSI-SCSI2 */
+
+#define SCSI 0x00 /* Interface ID */
+
+void scsi_show_command(struct scsi_cmnd *srb);
+void set_sense_type(struct rts51x_chip *chip, unsigned int lun, int sense_type);
+void set_sense_data(struct rts51x_chip *chip, unsigned int lun, u8 err_code,
+ u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0,
+ u16 sns_key_info1);
+
+int rts51x_scsi_handler(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+
+struct Scsi_Host;
+struct scsi_device;
+struct scsi_cmnd;
+
+const char *host_info(struct Scsi_Host *host);
+int slave_alloc(struct scsi_device *sdev);
+int slave_configure(struct scsi_device *sdev);
+int proc_info(struct Scsi_Host *host, char *buffer,
+ char **start, off_t offset, int length, int inout);
+#if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) */
+int queuecommand(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *));
+#else
+int queuecommand(struct Scsi_Host *, struct scsi_cmnd *);
+#endif
+int command_abort(struct scsi_cmnd *srb);
+int device_reset(struct scsi_cmnd *srb);
+int bus_reset(struct scsi_cmnd *srb);
+
+#endif /* __RTS51X_SCSI_H */
diff --git a/drivers/staging/rts5139/rts51x_sys.h b/drivers/staging/rts5139/rts51x_sys.h
new file mode 100644
index 0000000..b09cd34
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_sys.h
@@ -0,0 +1,54 @@
+/* Driver for Realtek USB RTS51xx card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_SYS_H
+#define __RTS51X_SYS_H
+
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+
+#define USING_POLLING_CYCLE_DELINK
+
+extern int rts51x_check_start_time(struct rts51x_chip *chip);
+extern void rts51x_set_start_time(struct rts51x_chip *chip);
+extern void rts51x_clear_start_time(struct rts51x_chip *chip);
+
+/* typedef dma_addr_t ULONG_PTR; */
+
+static inline void rts51x_reset_detected_cards(struct rts51x_chip *chip)
+{
+/* rts51x_reset_cards(chip); */
+}
+
+static inline void clear_first_install_mark(struct rts51x_chip *chip)
+{
+}
+
+void rts51x_enter_ss(struct rts51x_chip *chip);
+void rts51x_exit_ss(struct rts51x_chip *chip);
+
+#endif /* __RTS51X_SYS_H */
diff --git a/drivers/staging/rts5139/rts51x_transport.c b/drivers/staging/rts5139/rts51x_transport.c
new file mode 100644
index 0000000..e11467a
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_transport.c
@@ -0,0 +1,1000 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_device.h>
+
+#include "debug.h"
+#include "rts51x.h"
+#include "rts51x_chip.h"
+#include "rts51x_card.h"
+#include "rts51x_scsi.h"
+#include "rts51x_transport.h"
+#include "trace.h"
+
+/***********************************************************************
+ * Scatter-gather transfer buffer access routines
+ ***********************************************************************/
+
+/* Copy a buffer of length buflen to/from the srb's transfer buffer.
+ * Update the **sgptr and *offset variables so that the next copy will
+ * pick up from where this one left off.
+ */
+
+unsigned int rts51x_access_sglist(unsigned char *buffer,
+ unsigned int buflen, void *sglist,
+ void **sgptr, unsigned int *offset,
+ enum xfer_buf_dir dir)
+{
+ unsigned int cnt;
+ struct scatterlist *sg = (struct scatterlist *)*sgptr;
+
+ /* We have to go through the list one entry
+ * at a time. Each s-g entry contains some number of pages, and
+ * each page has to be kmap()'ed separately. If the page is already
+ * in kernel-addressable memory then kmap() will return its address.
+ * If the page is not directly accessible -- such as a user buffer
+ * located in high memory -- then kmap() will map it to a temporary
+ * position in the kernel's virtual address space.
+ */
+
+ if (!sg)
+ sg = (struct scatterlist *)sglist;
+
+ /* This loop handles a single s-g list entry, which may
+ * include multiple pages. Find the initial page structure
+ * and the starting offset within the page, and update
+ * the *offset and **sgptr values for the next loop.
+ */
+ cnt = 0;
+ while (cnt < buflen && sg) {
+ struct page *page = sg_page(sg) +
+ ((sg->offset + *offset) >> PAGE_SHIFT);
+ unsigned int poff = (sg->offset + *offset) & (PAGE_SIZE - 1);
+ unsigned int sglen = sg->length - *offset;
+
+ if (sglen > buflen - cnt) {
+
+ /* Transfer ends within this s-g entry */
+ sglen = buflen - cnt;
+ *offset += sglen;
+ } else {
+
+ /* Transfer continues to next s-g entry */
+ *offset = 0;
+ sg = sg_next(sg);
+ }
+
+ /* Transfer the data for all the pages in this
+ * s-g entry. For each page: call kmap(), do the
+ * transfer, and call kunmap() immediately after. */
+ while (sglen > 0) {
+ unsigned int plen = min(sglen, (unsigned int)
+ PAGE_SIZE - poff);
+ unsigned char *ptr = kmap(page);
+
+ if (dir == TO_XFER_BUF)
+ memcpy(ptr + poff, buffer + cnt, plen);
+ else
+ memcpy(buffer + cnt, ptr + poff, plen);
+ kunmap(page);
+
+ /* Start at the beginning of the next page */
+ poff = 0;
+ ++page;
+ cnt += plen;
+ sglen -= plen;
+ }
+ }
+ *sgptr = sg;
+
+ /* Return the amount actually transferred */
+ return cnt;
+}
+
+unsigned int rts51x_access_xfer_buf(unsigned char *buffer,
+ unsigned int buflen, struct scsi_cmnd *srb,
+ struct scatterlist **sgptr,
+ unsigned int *offset, enum xfer_buf_dir dir)
+{
+ return rts51x_access_sglist(buffer, buflen, (void *)scsi_sglist(srb),
+ (void **)sgptr, offset, dir);
+}
+
+/* Store the contents of buffer into srb's transfer buffer and set the
+ * SCSI residue.
+ */
+void rts51x_set_xfer_buf(unsigned char *buffer,
+ unsigned int buflen, struct scsi_cmnd *srb)
+{
+ unsigned int offset = 0;
+ struct scatterlist *sg = NULL;
+
+ buflen = min(buflen, scsi_bufflen(srb));
+ buflen = rts51x_access_xfer_buf(buffer, buflen, srb, &sg, &offset,
+ TO_XFER_BUF);
+ if (buflen < scsi_bufflen(srb))
+ scsi_set_resid(srb, scsi_bufflen(srb) - buflen);
+}
+
+void rts51x_get_xfer_buf(unsigned char *buffer,
+ unsigned int buflen, struct scsi_cmnd *srb)
+{
+ unsigned int offset = 0;
+ struct scatterlist *sg = NULL;
+
+ buflen = min(buflen, scsi_bufflen(srb));
+ buflen = rts51x_access_xfer_buf(buffer, buflen, srb, &sg, &offset,
+ FROM_XFER_BUF);
+ if (buflen < scsi_bufflen(srb))
+ scsi_set_resid(srb, scsi_bufflen(srb) - buflen);
+}
+
+/* This is the completion handler which will wake us up when an URB
+ * completes.
+ */
+static void urb_done_completion(struct urb *urb)
+{
+ struct completion *urb_done_ptr = urb->context;
+
+ if (urb_done_ptr)
+ complete(urb_done_ptr);
+}
+
+/* This is the common part of the URB message submission code
+ *
+ * All URBs from the driver involved in handling a queued scsi
+ * command _must_ pass through this function (or something like it) for the
+ * abort mechanisms to work properly.
+ */
+static int rts51x_msg_common(struct rts51x_chip *chip, struct urb *urb,
+ int timeout)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+ struct completion urb_done;
+ long timeleft;
+ int status;
+
+ /* don't submit URBs during abort processing */
+ if (test_bit(FLIDX_ABORTING, &rts51x->dflags))
+ TRACE_RET(chip, -EIO);
+
+ /* set up data structures for the wakeup system */
+ init_completion(&urb_done);
+
+ /* fill the common fields in the URB */
+ urb->context = &urb_done;
+ urb->actual_length = 0;
+ urb->error_count = 0;
+ urb->status = 0;
+
+ /* we assume that if transfer_buffer isn't us->iobuf then it
+ * hasn't been mapped for DMA. Yes, this is clunky, but it's
+ * easier than always having the caller tell us whether the
+ * transfer buffer has already been mapped. */
+ urb->transfer_flags = URB_NO_SETUP_DMA_MAP;
+ if (urb->transfer_buffer == rts51x->iobuf) {
+ urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ urb->transfer_dma = rts51x->iobuf_dma;
+ }
+ urb->setup_dma = rts51x->cr_dma;
+
+ /* submit the URB */
+ status = usb_submit_urb(urb, GFP_NOIO);
+ if (status) {
+ /* something went wrong */
+ TRACE_RET(chip, status);
+ }
+
+ /* since the URB has been submitted successfully, it's now okay
+ * to cancel it */
+ set_bit(FLIDX_URB_ACTIVE, &rts51x->dflags);
+
+ /* did an abort occur during the submission? */
+ if (test_bit(FLIDX_ABORTING, &rts51x->dflags)) {
+
+ /* cancel the URB, if it hasn't been cancelled already */
+ if (test_and_clear_bit(FLIDX_URB_ACTIVE, &rts51x->dflags)) {
+ RTS51X_DEBUGP("-- cancelling URB\n");
+ usb_unlink_urb(urb);
+ }
+ }
+
+ /* wait for the completion of the URB */
+ timeleft =
+ wait_for_completion_interruptible_timeout(&urb_done,
+ (timeout * HZ /
+ 1000) ? :
+ MAX_SCHEDULE_TIMEOUT);
+
+ clear_bit(FLIDX_URB_ACTIVE, &rts51x->dflags);
+
+ if (timeleft <= 0) {
+ RTS51X_DEBUGP("%s -- cancelling URB\n",
+ timeleft == 0 ? "Timeout" : "Signal");
+ usb_kill_urb(urb);
+ if (timeleft == 0)
+ status = -ETIMEDOUT;
+ else
+ status = -EINTR;
+ } else {
+ status = urb->status;
+ }
+
+ return status;
+}
+
+/*
+ * Interpret the results of a URB transfer
+ */
+static int interpret_urb_result(struct rts51x_chip *chip, unsigned int pipe,
+ unsigned int length, int result,
+ unsigned int partial)
+{
+ int retval = STATUS_SUCCESS;
+
+ /* RTS51X_DEBUGP("Status code %d; transferred %u/%u\n",
+ result, partial, length); */
+ switch (result) {
+ /* no error code; did we send all the data? */
+ case 0:
+ if (partial != length) {
+ RTS51X_DEBUGP("-- short transfer\n");
+ TRACE_RET(chip, STATUS_TRANS_SHORT);
+ }
+ /* RTS51X_DEBUGP("-- transfer complete\n"); */
+ return STATUS_SUCCESS;
+ /* stalled */
+ case -EPIPE:
+ /* for control endpoints, (used by CB[I]) a stall indicates
+ * a failed command */
+ if (usb_pipecontrol(pipe)) {
+ RTS51X_DEBUGP("-- stall on control pipe\n");
+ TRACE_RET(chip, STATUS_STALLED);
+ }
+ /* for other sorts of endpoint, clear the stall */
+ RTS51X_DEBUGP("clearing endpoint halt for pipe 0x%x\n", pipe);
+ if (rts51x_clear_halt(chip, pipe) < 0)
+ TRACE_RET(chip, STATUS_ERROR);
+ retval = STATUS_STALLED;
+ TRACE_GOTO(chip, Exit);
+
+ /* babble - the device tried to send more than
+ * we wanted to read */
+ case -EOVERFLOW:
+ RTS51X_DEBUGP("-- babble\n");
+ retval = STATUS_TRANS_LONG;
+ TRACE_GOTO(chip, Exit);
+
+ /* the transfer was cancelled by abort,
+ * disconnect, or timeout */
+ case -ECONNRESET:
+ RTS51X_DEBUGP("-- transfer cancelled\n");
+ retval = STATUS_ERROR;
+ TRACE_GOTO(chip, Exit);
+
+ /* short scatter-gather read transfer */
+ case -EREMOTEIO:
+ RTS51X_DEBUGP("-- short read transfer\n");
+ retval = STATUS_TRANS_SHORT;
+ TRACE_GOTO(chip, Exit);
+
+ /* abort or disconnect in progress */
+ case -EIO:
+ RTS51X_DEBUGP("-- abort or disconnect in progress\n");
+ retval = STATUS_ERROR;
+ TRACE_GOTO(chip, Exit);
+
+ case -ETIMEDOUT:
+ RTS51X_DEBUGP("-- time out\n");
+ retval = STATUS_TIMEDOUT;
+ TRACE_GOTO(chip, Exit);
+
+ /* the catch-all error case */
+ default:
+ RTS51X_DEBUGP("-- unknown error\n");
+ retval = STATUS_ERROR;
+ TRACE_GOTO(chip, Exit);
+ }
+
+Exit:
+ if ((retval != STATUS_SUCCESS) && !usb_pipecontrol(pipe))
+ rts51x_clear_hw_error(chip);
+
+ return retval;
+}
+
+int rts51x_ctrl_transfer(struct rts51x_chip *chip, unsigned int pipe,
+ u8 request, u8 requesttype, u16 value, u16 index,
+ void *data, u16 size, int timeout)
+{
+ struct rts51x_usb *rts51x = chip->usb;
+ int result;
+
+ RTS51X_DEBUGP("%s: rq=%02x rqtype=%02x value=%04x index=%02x len=%u\n",
+ __func__, request, requesttype, value, index, size);
+
+ /* fill in the devrequest structure */
+ rts51x->cr->bRequestType = requesttype;
+ rts51x->cr->bRequest = request;
+ rts51x->cr->wValue = cpu_to_le16(value);
+ rts51x->cr->wIndex = cpu_to_le16(index);
+ rts51x->cr->wLength = cpu_to_le16(size);
+
+ /* fill and submit the URB */
+ usb_fill_control_urb(rts51x->current_urb, rts51x->pusb_dev, pipe,
+ (unsigned char *)rts51x->cr, data, size,
+ urb_done_completion, NULL);
+ result = rts51x_msg_common(chip, rts51x->current_urb, timeout);
+
+ return interpret_urb_result(chip, pipe, size, result,
+ rts51x->current_urb->actual_length);
+}
+
+int rts51x_clear_halt(struct rts51x_chip *chip, unsigned int pipe)
+{
+ int result;
+ int endp = usb_pipeendpoint(pipe);
+
+ if (usb_pipein(pipe))
+ endp |= USB_DIR_IN;
+
+ result = rts51x_ctrl_transfer(chip, SND_CTRL_PIPE(chip),
+ USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT,
+ USB_ENDPOINT_HALT, endp, NULL, 0, 3000);
+ if (result != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ usb_reset_endpoint(chip->usb->pusb_dev, endp);
+
+ return STATUS_SUCCESS;
+}
+
+int rts51x_reset_pipe(struct rts51x_chip *chip, char pipe)
+{
+ return rts51x_clear_halt(chip, pipe);
+}
+
+static void rts51x_sg_clean(struct usb_sg_request *io)
+{
+ if (io->urbs) {
+ while (io->entries--)
+ usb_free_urb(io->urbs[io->entries]);
+ kfree(io->urbs);
+ io->urbs = NULL;
+ }
+#if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 35) */
+ if (io->dev->dev.dma_mask != NULL)
+ usb_buffer_unmap_sg(io->dev, usb_pipein(io->pipe),
+ io->sg, io->nents);
+#endif
+ io->dev = NULL;
+}
+#if 0
+static void rts51x_sg_complete(struct urb *urb)
+{
+ struct usb_sg_request *io = urb->context;
+ int status = urb->status;
+
+ spin_lock(&io->lock);
+
+ /* In 2.5 we require hcds' endpoint queues not to progress after fault
+ * reports, until the completion callback (this!) returns. That lets
+ * device driver code (like this routine) unlink queued urbs first,
+ * if it needs to, since the HC won't work on them at all. So it's
+ * not possible for page N+1 to overwrite page N, and so on.
+ *
+ * That's only for "hard" faults; "soft" faults (unlinks) sometimes
+ * complete before the HCD can get requests away from hardware,
+ * though never during cleanup after a hard fault.
+ */
+ if (io->status
+ && (io->status != -ECONNRESET
+ || status != -ECONNRESET)
+ && urb->actual_length) {
+ dev_err(io->dev->bus->controller,
+ "dev %s ep%d%s scatterlist error %d/%d\n",
+ io->dev->devpath,
+ usb_endpoint_num(&urb->ep->desc),
+ usb_urb_dir_in(urb) ? "in" : "out",
+ status, io->status);
+ /* BUG (); */
+ }
+
+ if (io->status == 0 && status && status != -ECONNRESET) {
+ int i, found, retval;
+
+ io->status = status;
+
+ /* the previous urbs, and this one, completed already.
+ * unlink pending urbs so they won't rx/tx bad data.
+ * careful: unlink can sometimes be synchronous...
+ */
+ spin_unlock(&io->lock);
+ for (i = 0, found = 0; i < io->entries; i++) {
+ if (!io->urbs[i] || !io->urbs[i]->dev)
+ continue;
+ if (found) {
+ retval = usb_unlink_urb(io->urbs[i]);
+ if (retval != -EINPROGRESS &&
+ retval != -ENODEV &&
+ retval != -EBUSY)
+ dev_err(&io->dev->dev,
+ "%s, unlink --> %d\n",
+ __func__, retval);
+ } else if (urb == io->urbs[i])
+ found = 1;
+ }
+ spin_lock(&io->lock);
+ }
+ urb->dev = NULL;
+
+ /* on the last completion, signal usb_sg_wait() */
+ io->bytes += urb->actual_length;
+ io->count--;
+ if (!io->count)
+ complete(&io->complete);
+
+ spin_unlock(&io->lock);
+}
+
+/* This function is ported from usb_sg_init, which can transfer
+ * sg list partially */
+int rts51x_sg_init_partial(struct usb_sg_request *io, struct usb_device *dev,
+ unsigned pipe, unsigned period, void *buf, struct scatterlist **sgptr,
+ unsigned int *offset, int nents, size_t length, gfp_t mem_flags)
+{
+ int i;
+ int urb_flags;
+ int dma;
+ struct scatterlist *sg = *sgptr, *first_sg;
+
+ first_sg = (struct scatterlist *)buf;
+ if (!sg)
+ sg = first_sg;
+
+ if (!io || !dev || !sg
+ || usb_pipecontrol(pipe)
+ || usb_pipeisoc(pipe)
+ || (nents <= 0))
+ return -EINVAL;
+
+ spin_lock_init(&io->lock);
+ io->dev = dev;
+ io->pipe = pipe;
+ io->sg = first_sg; /* used by unmap */
+ io->nents = nents;
+
+ RTS51X_DEBUGP("Before map, sg address: 0x%x\n", (unsigned int)sg);
+ RTS51X_DEBUGP("Before map, dev address: 0x%x\n", (unsigned int)dev);
+
+ /* not all host controllers use DMA (like the mainstream pci ones);
+ * they can use PIO (sl811) or be software over another transport.
+ */
+ dma = (dev->dev.dma_mask != NULL);
+ if (dma) {
+ /* map the whole sg list, because here we only know the
+ * total nents */
+ io->entries = usb_buffer_map_sg(dev, usb_pipein(pipe),
+ first_sg, nents);
+ } else {
+ io->entries = nents;
+ }
+
+ /* initialize all the urbs we'll use */
+ if (io->entries <= 0)
+ return io->entries;
+
+ io->urbs = kmalloc(io->entries * sizeof *io->urbs, mem_flags);
+ if (!io->urbs)
+ goto nomem;
+
+ urb_flags = URB_NO_INTERRUPT;
+ if (dma)
+ urb_flags |= URB_NO_TRANSFER_DMA_MAP;
+ if (usb_pipein(pipe))
+ urb_flags |= URB_SHORT_NOT_OK;
+
+ RTS51X_DEBUGP("io->entries = %d\n", io->entries);
+
+ for (i = 0; (sg != NULL) && (length > 0); i++) {
+ unsigned len;
+
+ RTS51X_DEBUGP("sg address: 0x%x\n", (unsigned int)sg);
+ RTS51X_DEBUGP("length = %d, *offset = %d\n", length, *offset);
+
+ io->urbs[i] = usb_alloc_urb(0, mem_flags);
+ if (!io->urbs[i]) {
+ io->entries = i;
+ goto nomem;
+ }
+
+ io->urbs[i]->dev = NULL;
+ io->urbs[i]->pipe = pipe;
+ io->urbs[i]->interval = period;
+ io->urbs[i]->transfer_flags = urb_flags;
+
+ io->urbs[i]->complete = rts51x_sg_complete;
+ io->urbs[i]->context = io;
+
+ if (dma) {
+ io->urbs[i]->transfer_dma =
+ sg_dma_address(sg) + *offset;
+ len = sg_dma_len(sg) - *offset;
+ io->urbs[i]->transfer_buffer = NULL;
+ RTS51X_DEBUGP(" -- sg entry dma length = %d\n",
+ sg_dma_len(sg));
+ } else {
+ /* hc may use _only_ transfer_buffer */
+ io->urbs[i]->transfer_buffer = sg_virt(sg) + *offset;
+ len = sg->length - *offset;
+ RTS51X_DEBUGP(" -- sg entry length = %d\n",
+ sg->length);
+ }
+
+ if (length >= len) {
+ *offset = 0;
+ io->urbs[i]->transfer_buffer_length = len;
+ length -= len;
+ sg = sg_next(sg);
+ } else {
+ *offset += length;
+ io->urbs[i]->transfer_buffer_length = length;
+ length = 0;
+ }
+ if (length == 0)
+ io->entries = i + 1;
+#if 0
+ if (length) {
+ len = min_t(unsigned, len, length);
+ length -= len;
+ if (length == 0) {
+ io->entries = i + 1;
+ *offset += len;
+ } else {
+ *offset = 0;
+ }
+ }
+#endif
+ }
+ RTS51X_DEBUGP("In %s, urb count: %d\n", __func__, i);
+ io->urbs[--i]->transfer_flags &= ~URB_NO_INTERRUPT;
+
+ RTS51X_DEBUGP("sg address stored in sgptr: 0x%x\n", (unsigned int)sg);
+ *sgptr = sg;
+
+ /* transaction state */
+ io->count = io->entries;
+ io->status = 0;
+ io->bytes = 0;
+ init_completion(&io->complete);
+ return 0;
+
+nomem:
+ rts51x_sg_clean(io);
+ return -ENOMEM;
+}
+#endif
+int rts51x_sg_init(struct usb_sg_request *io, struct usb_device *dev,
+ unsigned pipe, unsigned period, struct scatterlist *sg,
+ int nents, size_t length, gfp_t mem_flags)
+{
+ return usb_sg_init(io, dev, pipe, period, sg, nents, length, mem_flags);
+}
+
+int rts51x_sg_wait(struct usb_sg_request *io, int timeout)
+{
+ long timeleft;
+ int i;
+ int entries = io->entries;
+
+ /* queue the urbs. */
+ spin_lock_irq(&io->lock);
+ i = 0;
+ while (i < entries && !io->status) {
+ int retval;
+
+ io->urbs[i]->dev = io->dev;
+ retval = usb_submit_urb(io->urbs[i], GFP_ATOMIC);
+
+ /* after we submit, let completions or cancelations fire;
+ * we handshake using io->status.
+ */
+ spin_unlock_irq(&io->lock);
+ switch (retval) {
+ /* maybe we retrying will recover */
+ case -ENXIO: /* hc didn't queue this one */
+ case -EAGAIN:
+ case -ENOMEM:
+ io->urbs[i]->dev = NULL;
+ retval = 0;
+ yield();
+ break;
+
+ /* no error? continue immediately.
+ *
+ * NOTE: to work better with UHCI (4K I/O buffer may
+ * need 3K of TDs) it may be good to limit how many
+ * URBs are queued at once; N milliseconds?
+ */
+ case 0:
+ ++i;
+ cpu_relax();
+ break;
+
+ /* fail any uncompleted urbs */
+ default:
+ io->urbs[i]->dev = NULL;
+ io->urbs[i]->status = retval;
+ dev_dbg(&io->dev->dev, "%s, submit --> %d\n",
+ __func__, retval);
+ usb_sg_cancel(io);
+ }
+ spin_lock_irq(&io->lock);
+ if (retval && (io->status == 0 || io->status == -ECONNRESET))
+ io->status = retval;
+ }
+ io->count -= entries - i;
+ if (io->count == 0)
+ complete(&io->complete);
+ spin_unlock_irq(&io->lock);
+
+ timeleft =
+ wait_for_completion_interruptible_timeout(&io->complete,
+ (timeout * HZ /
+ 1000) ? :
+ MAX_SCHEDULE_TIMEOUT);
+ if (timeleft <= 0) {
+ RTS51X_DEBUGP("%s -- cancelling SG request\n",
+ timeleft == 0 ? "Timeout" : "Signal");
+ usb_sg_cancel(io);
+ if (timeleft == 0)
+ io->status = -ETIMEDOUT;
+ else
+ io->status = -EINTR;
+ }
+
+ rts51x_sg_clean(io);
+ return io->status;
+}
+
+/*
+ * Transfer a scatter-gather list via bulk transfer
+ *
+ * This function does basically the same thing as usb_stor_bulk_transfer_buf()
+ * above, but it uses the usbcore scatter-gather library.
+ */
+static int rts51x_bulk_transfer_sglist(struct rts51x_chip *chip,
+ unsigned int pipe,
+ struct scatterlist *sg, int num_sg,
+ unsigned int length,
+ unsigned int *act_len, int timeout)
+{
+ int result;
+
+ /* don't submit s-g requests during abort processing */
+ if (test_bit(FLIDX_ABORTING, &chip->usb->dflags))
+ TRACE_RET(chip, STATUS_ERROR);
+
+ /* initialize the scatter-gather request block */
+ RTS51X_DEBUGP("%s: xfer %u bytes, %d entries\n", __func__,
+ length, num_sg);
+ result =
+ rts51x_sg_init(&chip->usb->current_sg, chip->usb->pusb_dev, pipe, 0,
+ sg, num_sg, length, GFP_NOIO);
+ if (result) {
+ RTS51X_DEBUGP("rts51x_sg_init returned %d\n", result);
+ TRACE_RET(chip, STATUS_ERROR);
+ }
+
+ /* since the block has been initialized successfully, it's now
+ * okay to cancel it */
+ set_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags);
+
+ /* did an abort occur during the submission? */
+ if (test_bit(FLIDX_ABORTING, &chip->usb->dflags)) {
+
+ /* cancel the request, if it hasn't been cancelled already */
+ if (test_and_clear_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags)) {
+ RTS51X_DEBUGP("-- cancelling sg request\n");
+ usb_sg_cancel(&chip->usb->current_sg);
+ }
+ }
+
+ /* wait for the completion of the transfer */
+ result = rts51x_sg_wait(&chip->usb->current_sg, timeout);
+
+ clear_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags);
+
+ /* result = us->current_sg.status; */
+ if (act_len)
+ *act_len = chip->usb->current_sg.bytes;
+ return interpret_urb_result(chip, pipe, length, result,
+ chip->usb->current_sg.bytes);
+}
+#if 0
+static int rts51x_bulk_transfer_sglist_partial(struct rts51x_chip *chip,
+ unsigned int pipe, void *buf, struct scatterlist **sgptr,
+ unsigned int *offset, int num_sg, unsigned int length,
+ unsigned int *act_len, int timeout)
+{
+ int result;
+
+ /* don't submit s-g requests during abort processing */
+ if (test_bit(FLIDX_ABORTING, &chip->usb->dflags))
+ TRACE_RET(chip, STATUS_ERROR);
+
+ /* initialize the scatter-gather request block */
+ RTS51X_DEBUGP("%s: xfer %u bytes, %d entries\n", __func__,
+ length, num_sg);
+ result = rts51x_sg_init_partial(&chip->usb->current_sg,
+ chip->usb->pusb_dev, pipe, 0, buf, sgptr, offset,
+ num_sg, length, GFP_NOIO);
+ if (result) {
+ RTS51X_DEBUGP("rts51x_sg_init_partial returned %d\n", result);
+ TRACE_RET(chip, STATUS_ERROR);
+ }
+
+ /* since the block has been initialized successfully, it's now
+ * okay to cancel it */
+ set_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags);
+
+ /* did an abort occur during the submission? */
+ if (test_bit(FLIDX_ABORTING, &chip->usb->dflags)) {
+
+ /* cancel the request, if it hasn't been cancelled already */
+ if (test_and_clear_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags)) {
+ RTS51X_DEBUGP("-- cancelling sg request\n");
+ usb_sg_cancel(&chip->usb->current_sg);
+ }
+ }
+
+ /* wait for the completion of the transfer */
+ result = rts51x_sg_wait(&chip->usb->current_sg, timeout);
+
+ clear_bit(FLIDX_SG_ACTIVE, &chip->usb->dflags);
+
+ /* result = us->current_sg.status; */
+ if (act_len)
+ *act_len = chip->usb->current_sg.bytes;
+ return interpret_urb_result(chip, pipe, length, result,
+ chip->usb->current_sg.bytes);
+}
+#endif
+int rts51x_bulk_transfer_buf(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, unsigned int length,
+ unsigned int *act_len, int timeout)
+{
+ int result;
+
+ /* fill and submit the URB */
+ usb_fill_bulk_urb(chip->usb->current_urb, chip->usb->pusb_dev, pipe,
+ buf, length, urb_done_completion, NULL);
+ result = rts51x_msg_common(chip, chip->usb->current_urb, timeout);
+
+ /* store the actual length of the data transferred */
+ if (act_len)
+ *act_len = chip->usb->current_urb->actual_length;
+ return interpret_urb_result(chip, pipe, length, result,
+ chip->usb->current_urb->actual_length);
+}
+
+int rts51x_transfer_data(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout)
+{
+ int result;
+
+ if (timeout < 600)
+ timeout = 600;
+
+ if (use_sg) {
+ result =
+ rts51x_bulk_transfer_sglist(chip, pipe,
+ (struct scatterlist *)buf,
+ use_sg, len, act_len, timeout);
+ } else {
+ result =
+ rts51x_bulk_transfer_buf(chip, pipe, buf, len, act_len,
+ timeout);
+ }
+
+ return result;
+}
+
+int rts51x_transfer_data_partial(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, void **ptr, unsigned int *offset,
+ unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout)
+{
+ int result;
+
+ if (timeout < 600)
+ timeout = 600;
+
+ if (use_sg) {
+ void *tmp_buf = kmalloc(len, GFP_KERNEL);
+ if (!tmp_buf)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ if (usb_pipeout(pipe)) {
+ rts51x_access_sglist(tmp_buf, len, buf, ptr, offset,
+ FROM_XFER_BUF);
+ }
+ result =
+ rts51x_bulk_transfer_buf(chip, pipe, tmp_buf, len, act_len,
+ timeout);
+ if (result == STATUS_SUCCESS) {
+ if (usb_pipein(pipe)) {
+ rts51x_access_sglist(tmp_buf, len, buf, ptr,
+ offset, TO_XFER_BUF);
+ }
+ }
+
+ kfree(tmp_buf);
+#if 0
+ result = rts51x_bulk_transfer_sglist_partial(chip, pipe, buf,
+ (struct scatterlist **)ptr, offset,
+ use_sg, len, act_len, timeout);
+#endif
+ } else {
+ unsigned int step = 0;
+ if (offset)
+ step = *offset;
+ result =
+ rts51x_bulk_transfer_buf(chip, pipe, buf + step, len,
+ act_len, timeout);
+ if (act_len)
+ step += *act_len;
+ else
+ step += len;
+ if (offset)
+ *offset = step;
+ }
+
+ return result;
+}
+
+int rts51x_get_epc_status(struct rts51x_chip *chip, u16 * status)
+{
+ unsigned int pipe = RCV_INTR_PIPE(chip);
+ struct usb_host_endpoint *ep;
+ struct completion urb_done;
+ int result;
+
+ if (!status)
+ TRACE_RET(chip, STATUS_ERROR);
+
+ /* set up data structures for the wakeup system */
+ init_completion(&urb_done);
+
+ ep = chip->usb->pusb_dev->ep_in[usb_pipeendpoint(pipe)];
+
+ /* fill and submit the URB */
+ /* We set interval to 1 here, so the polling interval is controlled
+ * by our polling thread */
+ usb_fill_int_urb(chip->usb->intr_urb, chip->usb->pusb_dev, pipe,
+ status, 2, urb_done_completion, &urb_done, 1);
+
+ result = rts51x_msg_common(chip, chip->usb->intr_urb, 50);
+
+ return interpret_urb_result(chip, pipe, 2, result,
+ chip->usb->intr_urb->actual_length);
+}
+
+u8 media_not_present[] = {
+ 0x70, 0, 0x02, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0x3A, 0, 0, 0, 0, 0 };
+u8 invalid_cmd_field[] = {
+ 0x70, 0, 0x05, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0x24, 0, 0, 0, 0, 0 };
+
+void rts51x_invoke_transport(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ int result;
+
+#ifdef CONFIG_PM
+ if (chip->option.ss_en) {
+ if (srb->cmnd[0] == TEST_UNIT_READY) {
+ if (RTS51X_CHK_STAT(chip, STAT_SS)) {
+ if (check_fake_card_ready(chip,
+ SCSI_LUN(srb))) {
+ srb->result = SAM_STAT_GOOD;
+ } else {
+ srb->result = SAM_STAT_CHECK_CONDITION;
+ memcpy(srb->sense_buffer,
+ media_not_present, SENSE_SIZE);
+ }
+ return;
+ }
+ } else if (srb->cmnd[0] == ALLOW_MEDIUM_REMOVAL) {
+ if (RTS51X_CHK_STAT(chip, STAT_SS)) {
+ int prevent = srb->cmnd[4] & 0x1;
+
+ if (prevent) {
+ srb->result = SAM_STAT_CHECK_CONDITION;
+ memcpy(srb->sense_buffer,
+ invalid_cmd_field, SENSE_SIZE);
+ } else {
+ srb->result = SAM_STAT_GOOD;
+ }
+ return;
+ }
+ } else {
+ if (RTS51X_CHK_STAT(chip, STAT_SS)
+ || RTS51X_CHK_STAT(chip, STAT_SS_PRE)) {
+ /* Wake up device */
+ RTS51X_DEBUGP("Try to wake up device\n");
+ chip->resume_from_scsi = 1;
+
+ rts51x_try_to_exit_ss(chip);
+
+ if (RTS51X_CHK_STAT(chip, STAT_SS)) {
+ wait_timeout(3000);
+
+ rts51x_init_chip(chip);
+ rts51x_init_cards(chip);
+ }
+ }
+ }
+ }
+#endif
+
+ result = rts51x_scsi_handler(srb, chip);
+
+ /* if there is a transport error, reset and don't auto-sense */
+ if (result == TRANSPORT_ERROR) {
+ RTS51X_DEBUGP("-- transport indicates error, resetting\n");
+ srb->result = DID_ERROR << 16;
+ goto Handle_Errors;
+ }
+
+ srb->result = SAM_STAT_GOOD;
+
+ /*
+ * If we have a failure, we're going to do a REQUEST_SENSE
+ * automatically. Note that we differentiate between a command
+ * "failure" and an "error" in the transport mechanism.
+ */
+ if (result == TRANSPORT_FAILED) {
+ /* set the result so the higher layers expect this data */
+ srb->result = SAM_STAT_CHECK_CONDITION;
+ memcpy(srb->sense_buffer,
+ (unsigned char *)&(chip->sense_buffer[SCSI_LUN(srb)]),
+ sizeof(struct sense_data_t));
+ }
+
+ return;
+
+ /* Error and abort processing: try to resynchronize with the device
+ * by issuing a port reset. If that fails, try a class-specific
+ * device reset. */
+Handle_Errors:
+ return;
+}
diff --git a/drivers/staging/rts5139/rts51x_transport.h b/drivers/staging/rts5139/rts51x_transport.h
new file mode 100644
index 0000000..f7aa87f
--- /dev/null
+++ b/drivers/staging/rts5139/rts51x_transport.h
@@ -0,0 +1,80 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_TRANSPORT_H
+#define __RTS51X_TRANSPORT_H
+
+#include <linux/kernel.h>
+#include <linux/version.h>
+
+#include "rts51x.h"
+#include "rts51x_chip.h"
+
+#if 1 /* LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34) */
+#define URB_NO_SETUP_DMA_MAP 0
+#endif
+
+unsigned int rts51x_access_sglist(unsigned char *buffer,
+ unsigned int buflen, void *sglist,
+ void **sgptr, unsigned int *offset,
+ enum xfer_buf_dir dir);
+unsigned int rts51x_access_xfer_buf(unsigned char *buffer, unsigned int buflen,
+ struct scsi_cmnd *srb,
+ struct scatterlist **sgptr,
+ unsigned int *offset,
+ enum xfer_buf_dir dir);
+void rts51x_set_xfer_buf(unsigned char *buffer, unsigned int buflen,
+ struct scsi_cmnd *srb);
+void rts51x_get_xfer_buf(unsigned char *buffer, unsigned int buflen,
+ struct scsi_cmnd *srb);
+
+int rts51x_ctrl_transfer(struct rts51x_chip *chip, unsigned int pipe,
+ u8 request, u8 requesttype, u16 value, u16 index,
+ void *data, u16 size, int timeout);
+int rts51x_clear_halt(struct rts51x_chip *chip, unsigned int pipe);
+int rts51x_transfer_data(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout);
+int rts51x_transfer_data_partial(struct rts51x_chip *chip, unsigned int pipe,
+ void *buf, void **ptr, unsigned int *offset,
+ unsigned int len, int use_sg,
+ unsigned int *act_len, int timeout);
+
+/* whichPipe:
+ * 0: bulk in pipe
+ * 1: bulk out pipe
+ * 2: intr in pipe */
+int rts51x_reset_pipe(struct rts51x_chip *chip, char pipe);
+
+#ifndef POLLING_IN_THREAD
+int rts51x_start_epc_transfer(struct rts51x_chip *chip);
+void rts51x_cancel_epc_transfer(struct rts51x_chip *chip);
+#endif
+
+int rts51x_get_epc_status(struct rts51x_chip *chip, u16 * status);
+void rts51x_invoke_transport(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+
+#endif /* __RTS51X_TRANSPORT_H */
diff --git a/drivers/staging/rts5139/sd.c b/drivers/staging/rts5139/sd.c
new file mode 100644
index 0000000..d5dd2f9
--- /dev/null
+++ b/drivers/staging/rts5139/sd.c
@@ -0,0 +1,3400 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "sd.h"
+
+static inline void sd_set_reset_fail(struct rts51x_chip *chip, u8 err_code)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ sd_card->sd_reset_fail |= err_code;
+}
+
+static inline void sd_clear_reset_fail(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ sd_card->sd_reset_fail = 0;
+}
+
+static inline int sd_check_reset_fail(struct rts51x_chip *chip, u8 err_code)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ return sd_card->sd_reset_fail & err_code;
+}
+
+static inline void sd_set_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ sd_card->err_code |= err_code;
+}
+
+static inline void sd_clr_err_code(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ sd_card->err_code = 0;
+}
+
+static inline int sd_check_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ return sd_card->err_code & err_code;
+}
+
+static int sd_parse_err_code(struct rts51x_chip *chip)
+{
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+int sd_check_data0_status(struct rts51x_chip *chip)
+{
+ int retval;
+ u8 stat;
+
+ retval = rts51x_ep0_read_register(chip, SD_BUS_STAT, &stat);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (!(stat & SD_DAT0_STATUS)) {
+ sd_set_err_code(chip, SD_BUSY);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_send_cmd_get_rsp(struct rts51x_chip *chip, u8 cmd_idx,
+ u32 arg, u8 rsp_type, u8 *rsp, int rsp_len)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int timeout = 50;
+ u16 reg_addr;
+ u8 buf[17], stat;
+ int len = 2;
+ int rty_cnt = 0;
+
+ sd_clr_err_code(chip);
+
+ RTS51X_DEBUGP("SD/MMC CMD %d, arg = 0x%08x\n", cmd_idx, arg);
+
+ if (rsp_type == SD_RSP_TYPE_R1b)
+ timeout = 3000;
+
+RTY_SEND_CMD:
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF, 0x40 | cmd_idx);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD1, 0xFF, (u8) (arg >> 24));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD2, 0xFF, (u8) (arg >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD3, 0xFF, (u8) (arg >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD4, 0xFF, (u8) arg);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF, rsp_type);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_CMD_RSP | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END | SD_STAT_IDLE,
+ SD_TRANSFER_END | SD_STAT_IDLE);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, SD_STAT1, 0, 0);
+
+ if (CHECK_USB(chip, USB_20)) {
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ /* Read data from ping-pong buffer */
+ for (reg_addr = PPBUF_BASE2;
+ reg_addr < PPBUF_BASE2 + 16; reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0,
+ 0);
+ }
+ len = 18;
+ } else if (rsp_type != SD_RSP_TYPE_R0) {
+ /* Read data from SD_CMDx registers */
+ for (reg_addr = SD_CMD0; reg_addr <= SD_CMD4;
+ reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0,
+ 0);
+ }
+ len = 7;
+ } else {
+ len = 2;
+ }
+ } else {
+ len = 2;
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, len, timeout);
+
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ u8 val;
+
+ rts51x_ep0_read_register(chip, SD_STAT1, &val);
+ RTS51X_DEBUGP("SD_STAT1: 0x%x\n", val);
+
+ rts51x_ep0_read_register(chip, SD_STAT2, &val);
+ RTS51X_DEBUGP("SD_STAT2: 0x%x\n", val);
+
+ if (val & SD_RSP_80CLK_TIMEOUT)
+ sd_set_err_code(chip, SD_RSP_TIMEOUT);
+
+ rts51x_ep0_read_register(chip, SD_BUS_STAT, &val);
+ RTS51X_DEBUGP("SD_BUS_STAT: 0x%x\n", val);
+
+ if (retval == STATUS_TIMEDOUT) {
+ if (rsp_type & SD_WAIT_BUSY_END) {
+ retval = sd_check_data0_status(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ sd_set_err_code(chip, SD_TO_ERR);
+ }
+ }
+ rts51x_clear_sd_error(chip);
+
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (rsp_type == SD_RSP_TYPE_R0)
+ return STATUS_SUCCESS;
+
+ if (CHECK_USB(chip, USB_20)) {
+ rts51x_read_rsp_buf(chip, 2, buf, len - 2);
+ } else {
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ reg_addr = PPBUF_BASE2;
+ len = 16;
+ } else {
+ reg_addr = SD_CMD0;
+ len = 5;
+ }
+ retval = rts51x_seq_read_register(chip, reg_addr,
+ (unsigned short)len, buf);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ stat = chip->rsp_buf[1];
+
+ /* Check (Start,Transmission) bit of Response */
+ if ((buf[0] & 0xC0) != 0) {
+ sd_set_err_code(chip, SD_STS_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ /* Check CRC7 */
+ if (!(rsp_type & SD_NO_CHECK_CRC7)) {
+ if (stat & SD_CRC7_ERR) {
+ if (cmd_idx == WRITE_MULTIPLE_BLOCK) {
+ sd_set_err_code(chip, SD_CRC_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (rty_cnt < SD_MAX_RETRY_COUNT) {
+ wait_timeout(20);
+ rty_cnt++;
+ goto RTY_SEND_CMD;
+ } else {
+ sd_set_err_code(chip, SD_CRC_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+ /* Check Status */
+ if ((rsp_type == SD_RSP_TYPE_R1) || (rsp_type == SD_RSP_TYPE_R1b)) {
+ if ((cmd_idx != SEND_RELATIVE_ADDR)
+ && (cmd_idx != SEND_IF_COND)) {
+ if (cmd_idx != STOP_TRANSMISSION) {
+ if (buf[1] & 0x80)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#ifdef SUPPORT_SD_LOCK
+ /* exclude bit25 CARD_IS_LOCKED */
+ if (buf[1] & 0x7D) {
+#else
+ if (buf[1] & 0x7F) {
+#endif
+ RTS51X_DEBUGP("buf[1]: 0x%02x\n", buf[1]);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (buf[2] & 0xFF) {
+ RTS51X_DEBUGP("buf[2]: 0x%02x\n", buf[2]);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (buf[3] & 0x80) {
+ RTS51X_DEBUGP("buf[3]: 0x%02x\n", buf[3]);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (buf[3] & 0x01) {
+ /* Get "READY_FOR_DATA" bit */
+ sd_card->sd_data_buf_ready = 1;
+ } else {
+ sd_card->sd_data_buf_ready = 0;
+ }
+ }
+ }
+
+ if (rsp && rsp_len)
+ memcpy(rsp, buf, rsp_len);
+
+ return STATUS_SUCCESS;
+}
+
+static inline void sd_print_debug_reg(struct rts51x_chip *chip)
+{
+#ifdef CONFIG_RTS5139_DEBUG
+ u8 val = 0;
+
+ rts51x_ep0_read_register(chip, SD_STAT1, &val);
+ RTS51X_DEBUGP("SD_STAT1: 0x%x\n", val);
+ rts51x_ep0_read_register(chip, SD_STAT2, &val);
+ RTS51X_DEBUGP("SD_STAT2: 0x%x\n", val);
+ rts51x_ep0_read_register(chip, SD_BUS_STAT, &val);
+ RTS51X_DEBUGP("SD_BUS_STAT: 0x%x\n", val);
+#endif
+}
+
+int sd_read_data(struct rts51x_chip *chip, u8 trans_mode, u8 *cmd, int cmd_len,
+ u16 byte_cnt, u16 blk_cnt, u8 bus_width, u8 *buf, int buf_len,
+ int timeout)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i;
+
+ sd_clr_err_code(chip);
+
+ if (!buf)
+ buf_len = 0;
+
+ if (buf_len > 512)
+ /* This function can't read data more than one page */
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ if (cmd_len) {
+ RTS51X_DEBUGP("SD/MMC CMD %d\n", cmd[0] - 0x40);
+ for (i = 0; i < (cmd_len < 6 ? cmd_len : 6); i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0 + i, 0xFF,
+ cmd[i]);
+ }
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, (u8) byte_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF,
+ (u8) (byte_cnt >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, (u8) blk_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF,
+ (u8) (blk_cnt >> 8));
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03, bus_width);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_CHECK_CRC16 | SD_NO_WAIT_BUSY_END
+ | SD_CHECK_CRC7 | SD_RSP_LEN_6);
+ if (trans_mode != SD_TM_AUTO_TUNING) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ trans_mode | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER, SD_TRANSFER_END,
+ SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, timeout);
+
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ sd_print_debug_reg(chip);
+ if (retval == STATUS_TIMEDOUT) {
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (buf && buf_len) {
+ retval = rts51x_read_ppbuf(chip, buf, buf_len);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_write_data(struct rts51x_chip *chip, u8 trans_mode,
+ u8 *cmd, int cmd_len, u16 byte_cnt, u16 blk_cnt,
+ u8 bus_width, u8 *buf, int buf_len, int timeout)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i;
+
+ sd_clr_err_code(chip);
+
+ if (!buf)
+ buf_len = 0;
+
+ /* This function can't write data more than one page */
+ if (buf_len > 512)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (buf && buf_len) {
+ retval = rts51x_write_ppbuf(chip, buf, buf_len);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ rts51x_init_cmd(chip);
+
+ if (cmd_len) {
+ RTS51X_DEBUGP("SD/MMC CMD %d\n", cmd[0] - 0x40);
+ for (i = 0; i < (cmd_len < 6 ? cmd_len : 6); i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0 + i, 0xFF,
+ cmd[i]);
+ }
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, (u8) byte_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF,
+ (u8) (byte_cnt >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, (u8) blk_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF,
+ (u8) (blk_cnt >> 8));
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03, bus_width);
+
+ if (cmd_len) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_CHECK_CRC16 |
+ SD_WAIT_BUSY_END | SD_CHECK_CRC7 | SD_RSP_LEN_6);
+
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_CHECK_CRC16 |
+ SD_NO_WAIT_BUSY_END | SD_CHECK_CRC7 |
+ SD_RSP_LEN_6);
+ }
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ trans_mode | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER, SD_TRANSFER_END,
+ SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, timeout);
+
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ sd_print_debug_reg(chip);
+
+ if (retval == STATUS_TIMEDOUT)
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_check_csd(struct rts51x_chip *chip, char check_wp)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i;
+ u8 csd_ver, trans_speed;
+ u8 rsp[16];
+
+ for (i = 0; i < 6; i++) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_CSD, sd_card->sd_addr,
+ SD_RSP_TYPE_R2, rsp, 16);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+
+ if (i == 6)
+ TRACE_RET(chip, STATUS_FAIL);
+ memcpy(sd_card->raw_csd, rsp + 1, 15);
+ /* Get CRC7 */
+ RTS51X_READ_REG(chip, SD_CMD5, sd_card->raw_csd + 15);
+
+ RTS51X_DEBUGP("CSD Response:\n");
+ RTS51X_DUMP(rsp, 16);
+
+ /* Get CSD Version */
+ csd_ver = (rsp[1] & 0xc0) >> 6;
+ RTS51X_DEBUGP("csd_ver = %d\n", csd_ver);
+
+ trans_speed = rsp[4];
+ if ((trans_speed & 0x07) == 0x02) { /* 10Mbits/s */
+ if ((trans_speed & 0xf8) >= 0x30) { /* >25Mbits/s */
+ if (chip->asic_code)
+ sd_card->sd_clock = 46;
+ else
+ sd_card->sd_clock = CLK_50;
+ } else if ((trans_speed & 0xf8) == 0x28) { /* 20Mbits/s */
+ if (chip->asic_code)
+ sd_card->sd_clock = 39;
+ else
+ sd_card->sd_clock = CLK_40;
+ } else if ((trans_speed & 0xf8) == 0x20) { /* 15Mbits/s */
+ if (chip->asic_code)
+ sd_card->sd_clock = 29;
+ else
+ sd_card->sd_clock = CLK_30;
+ } else if ((trans_speed & 0xf8) >= 0x10) { /* 12Mbits/s */
+ if (chip->asic_code)
+ sd_card->sd_clock = 23;
+ else
+ sd_card->sd_clock = CLK_20;
+ } else if ((trans_speed & 0x08) >= 0x08) { /* 10Mbits/s */
+ if (chip->asic_code)
+ sd_card->sd_clock = 19;
+ else
+ sd_card->sd_clock = CLK_20;
+ } /*else { */
+ /*If this ,then slow card will use 30M clock */
+ /* TRACE_RET(chip, STATUS_FAIL); */
+ /* } */
+ }
+ /*else {
+ TRACE_RET(chip, STATUS_FAIL);
+ } */
+ if (CHK_MMC_SECTOR_MODE(sd_card)) {
+ sd_card->capacity = 0;
+ } else {
+ /* For High-Capacity Card, CSD_STRUCTURE always be "0x1" */
+ if ((!CHK_SD_HCXC(sd_card)) || (csd_ver == 0)) {
+ /* Calculate total sector according to C_SIZE,
+ * C_SIZE_MULT & READ_BL_LEN */
+ u8 blk_size, c_size_mult;
+ u16 c_size;
+ /* Get READ_BL_LEN */
+ blk_size = rsp[6] & 0x0F;
+ /* Get C_SIZE */
+ c_size = ((u16) (rsp[7] & 0x03) << 10)
+ + ((u16) rsp[8] << 2)
+ + ((u16) (rsp[9] & 0xC0) >> 6);
+ /* Get C_SIZE_MUL */
+ c_size_mult = (u8) ((rsp[10] & 0x03) << 1);
+ c_size_mult += (rsp[11] & 0x80) >> 7;
+ /* Calculate total Capacity */
+ sd_card->capacity =
+ (((u32) (c_size + 1)) *
+ (1 << (c_size_mult + 2))) << (blk_size - 9);
+ } else {
+ /* High Capacity Card and Use CSD2.0 Version */
+ u32 total_sector = 0;
+ total_sector = (((u32) rsp[8] & 0x3f) << 16) |
+ ((u32) rsp[9] << 8) | (u32) rsp[10];
+ /* Total Capacity= (C_SIZE+1) *
+ * 512K Byte = (C_SIZE+1)K Sector,1K = 1024 Bytes */
+ sd_card->capacity = (total_sector + 1) << 10;
+ }
+ }
+
+ /* We need check Write-Protected Status by Field PERM WP or TEMP WP */
+ if (check_wp) {
+ if (rsp[15] & 0x30)
+ chip->card_wp |= SD_CARD;
+ RTS51X_DEBUGP("CSD WP Status: 0x%x\n", rsp[15]);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_set_sample_push_timing(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ if (CHK_SD_SDR104(sd_card) || CHK_SD_SDR50(sd_card)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1,
+ 0x0C | SD_ASYNC_FIFO_RST,
+ SD_30_MODE | SD_ASYNC_FIFO_RST);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
+ CRC_VAR_CLK0 | SD30_FIX_CLK | SAMPLE_VAR_CLK1);
+ } else if (CHK_SD_DDR50(sd_card) || CHK_MMC_DDR52(sd_card)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1,
+ 0x0C | SD_ASYNC_FIFO_RST,
+ SD_DDR_MODE | SD_ASYNC_FIFO_RST);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
+ CRC_VAR_CLK0 | SD30_FIX_CLK | SAMPLE_VAR_CLK1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_PUSH_POINT_CTL,
+ DDR_VAR_TX_CMD_DAT, DDR_VAR_TX_CMD_DAT);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL,
+ DDR_VAR_RX_DAT | DDR_VAR_RX_CMD,
+ DDR_VAR_RX_DAT | DDR_VAR_RX_CMD);
+ } else {
+ u8 val = 0;
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x0C, SD_20_MODE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_SOURCE, 0xFF,
+ CRC_FIX_CLK | SD30_VAR_CLK0 | SAMPLE_VAR_CLK1);
+
+ if ((chip->option.sd_ctl & SD_PUSH_POINT_CTL_MASK) ==
+ SD_PUSH_POINT_AUTO) {
+ val = SD20_TX_NEG_EDGE;
+ } else if ((chip->option.sd_ctl & SD_PUSH_POINT_CTL_MASK) ==
+ SD_PUSH_POINT_DELAY) {
+ val = SD20_TX_14_AHEAD;
+ } else {
+ val = SD20_TX_NEG_EDGE;
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_PUSH_POINT_CTL,
+ SD20_TX_SEL_MASK, val);
+
+ if ((chip->option.sd_ctl & SD_SAMPLE_POINT_CTL_MASK) ==
+ SD_SAMPLE_POINT_AUTO) {
+ if (chip->asic_code) {
+ if (CHK_SD_HS(sd_card) || CHK_MMC_52M(sd_card))
+ val = SD20_RX_14_DELAY;
+ else
+ val = SD20_RX_POS_EDGE;
+ } else {
+ val = SD20_RX_14_DELAY;
+ }
+ } else if ((chip->option.sd_ctl & SD_SAMPLE_POINT_CTL_MASK) ==
+ SD_SAMPLE_POINT_DELAY) {
+ val = SD20_RX_14_DELAY;
+ } else {
+ val = SD20_RX_POS_EDGE;
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL,
+ SD20_RX_SEL_MASK, val);
+ }
+
+ if (CHK_MMC_DDR52(sd_card) && CHK_MMC_8BIT(sd_card)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DMA1_CTL,
+ EXTEND_DMA1_ASYNC_SIGNAL, 0);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static void sd_choose_proper_clock(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ if (CHK_SD_SDR104(sd_card)) {
+ if (chip->asic_code)
+ sd_card->sd_clock = chip->option.asic_sd_sdr104_clk;
+ else
+ sd_card->sd_clock = chip->option.fpga_sd_sdr104_clk;
+ } else if (CHK_SD_DDR50(sd_card)) {
+ if (chip->asic_code)
+ sd_card->sd_clock = chip->option.asic_sd_ddr50_clk;
+ else
+ sd_card->sd_clock = chip->option.fpga_sd_ddr50_clk;
+ } else if (CHK_SD_SDR50(sd_card)) {
+ if (chip->asic_code)
+ sd_card->sd_clock = chip->option.asic_sd_sdr50_clk;
+ else
+ sd_card->sd_clock = chip->option.fpga_sd_sdr50_clk;
+ } else if (CHK_SD_HS(sd_card)) {
+ if (chip->asic_code)
+ sd_card->sd_clock = chip->option.asic_sd_hs_clk;
+ else
+ sd_card->sd_clock = chip->option.fpga_sd_hs_clk;
+ } else if (CHK_MMC_52M(sd_card) || CHK_MMC_DDR52(sd_card)) {
+ if (chip->asic_code)
+ sd_card->sd_clock = chip->option.asic_mmc_52m_clk;
+ else
+ sd_card->sd_clock = chip->option.fpga_mmc_52m_clk;
+ } else if (CHK_MMC_26M(sd_card)) {
+ if (chip->asic_code) {
+ sd_card->sd_clock = 46;
+ RTS51X_DEBUGP("Set MMC clock to 22.5MHz\n");
+ } else {
+ sd_card->sd_clock = CLK_50;
+ }
+ }
+}
+
+static int sd_set_init_para(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ retval = sd_set_sample_push_timing(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ sd_choose_proper_clock(chip);
+
+ retval = switch_clock(chip, sd_card->sd_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int sd_select_card(struct rts51x_chip *chip, int select)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd_idx, cmd_type;
+ u32 addr;
+
+ if (select) {
+ cmd_idx = SELECT_CARD;
+ cmd_type = SD_RSP_TYPE_R1;
+ addr = sd_card->sd_addr;
+ } else {
+ cmd_idx = DESELECT_CARD;
+ cmd_type = SD_RSP_TYPE_R0;
+ addr = 0;
+ }
+
+ retval = sd_send_cmd_get_rsp(chip, cmd_idx, addr, cmd_type, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef SUPPORT_SD_LOCK
+int sd_update_lock_status(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 rsp[5];
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, rsp, 5);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (rsp[1] & 0x02)
+ sd_card->sd_lock_status |= SD_LOCKED;
+ else
+ sd_card->sd_lock_status &= ~SD_LOCKED;
+
+ RTS51X_DEBUGP("sd_card->sd_lock_status = 0x%x\n",
+ sd_card->sd_lock_status);
+
+ if (rsp[1] & 0x01) {
+ /* LOCK_UNLOCK_FAILED */
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+int sd_wait_currentstate_dataready(struct rts51x_chip *chip, u8 statechk,
+ u8 rdychk, u16 pollingcnt)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 rsp[5];
+ u16 i;
+
+ for (i = 0; i < pollingcnt; i++) {
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, rsp, 5);
+ if (retval == STATUS_SUCCESS) {
+ if (((rsp[3] & 0x1E) == statechk)
+ && ((rsp[3] & 0x01) == rdychk)) {
+ return STATUS_SUCCESS;
+ }
+ } else {
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ return STATUS_TIMEDOUT;
+}
+
+static int sd_voltage_switch(struct rts51x_chip *chip)
+{
+ int retval;
+ u8 stat;
+
+ RTS51X_WRITE_REG(chip, SD_BUS_STAT,
+ SD_CLK_TOGGLE_EN | SD_CLK_FORCE_STOP,
+ SD_CLK_TOGGLE_EN);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, VOLTAGE_SWITCH, 0, SD_RSP_TYPE_R1, NULL,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_READ_REG(chip, SD_BUS_STAT, &stat);
+ if (stat & (SD_CMD_STATUS | SD_DAT3_STATUS | SD_DAT2_STATUS |
+ SD_DAT1_STATUS | SD_DAT0_STATUS))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BUS_STAT, 0xFF,
+ SD_CLK_FORCE_STOP);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_PAD_CTL, SD_IO_USING_1V8,
+ SD_IO_USING_1V8);
+ if (chip->asic_code)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, LDO_POWER_CFG,
+ TUNE_SD18_MASK, TUNE_SD18_1V8);
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ wait_timeout(chip->option.D3318_off_delay);
+
+ RTS51X_WRITE_REG(chip, SD_BUS_STAT, 0xFF, SD_CLK_TOGGLE_EN);
+ wait_timeout(10);
+
+ RTS51X_READ_REG(chip, SD_BUS_STAT, &stat);
+ if ((stat & (SD_CMD_STATUS | SD_DAT3_STATUS | SD_DAT2_STATUS |
+ SD_DAT1_STATUS | SD_DAT0_STATUS)) !=
+ (SD_CMD_STATUS | SD_DAT3_STATUS | SD_DAT2_STATUS |
+ SD_DAT1_STATUS | SD_DAT0_STATUS)) {
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BUS_STAT, 0xFF,
+ SD_CLK_FORCE_STOP);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, 0xFF, 0);
+ rts51x_send_cmd(chip, MODE_C, 100);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ RTS51X_WRITE_REG(chip, SD_BUS_STAT,
+ SD_CLK_TOGGLE_EN | SD_CLK_FORCE_STOP, 0);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_change_phase(struct rts51x_chip *chip, u8 sample_point,
+ u8 tune_dir)
+{
+ u16 SD_VP_CTL, SD_DCMPS_CTL;
+ u8 val;
+ int retval;
+
+ RTS51X_DEBUGP("sd_change_phase (sample_point = %d, tune_dir = %d)\n",
+ sample_point, tune_dir);
+
+ if (tune_dir == TUNE_RX) {
+ SD_VP_CTL = SD_VPCLK1_CTL;
+ SD_DCMPS_CTL = SD_DCMPS1_CTL;
+ } else {
+ SD_VP_CTL = SD_VPCLK0_CTL;
+ SD_DCMPS_CTL = SD_DCMPS0_CTL;
+ }
+
+ if (chip->asic_code) {
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
+ RTS51X_WRITE_REG(chip, SD_VP_CTL, 0x1F, sample_point);
+ RTS51X_WRITE_REG(chip, SD_VPCLK0_CTL, PHASE_NOT_RESET, 0);
+ RTS51X_WRITE_REG(chip, SD_VPCLK0_CTL, PHASE_NOT_RESET,
+ PHASE_NOT_RESET);
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, 0);
+ } else {
+#ifdef CONFIG_RTS5139_DEBUG
+ RTS51X_READ_REG(chip, SD_VP_CTL, &val);
+ RTS51X_DEBUGP("SD_VP_CTL: 0x%x\n", val);
+ RTS51X_READ_REG(chip, SD_DCMPS_CTL, &val);
+ RTS51X_DEBUGP("SD_DCMPS_CTL: 0x%x\n", val);
+#endif
+
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, CLK_CHANGE);
+ udelay(100);
+ RTS51X_WRITE_REG(chip, SD_VP_CTL, 0xFF,
+ PHASE_NOT_RESET | sample_point);
+ udelay(200);
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_DCMPS_CTL, DCMPS_CHANGE,
+ DCMPS_CHANGE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_DCMPS_CTL,
+ DCMPS_CHANGE_DONE, DCMPS_CHANGE_DONE);
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, Fail);
+
+ retval = rts51x_get_rsp(chip, 1, 500);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, Fail);
+
+ val = chip->rsp_buf[0];
+ if (val & DCMPS_ERROR)
+ TRACE_GOTO(chip, Fail);
+ if ((val & DCMPS_CURRENT_PHASE) != sample_point)
+ TRACE_GOTO(chip, Fail);
+ RTS51X_WRITE_REG(chip, SD_DCMPS_CTL, DCMPS_CHANGE, 0);
+ RTS51X_WRITE_REG(chip, CLK_DIV, CLK_CHANGE, 0);
+ udelay(100);
+ }
+
+ RTS51X_WRITE_REG(chip, SD_CFG1, SD_ASYNC_FIFO_RST, 0);
+
+ return STATUS_SUCCESS;
+
+Fail:
+#ifdef CONFIG_RTS5139_DEBUG
+ rts51x_ep0_read_register(chip, SD_VP_CTL, &val);
+ RTS51X_DEBUGP("SD_VP_CTL: 0x%x\n", val);
+ rts51x_ep0_read_register(chip, SD_DCMPS_CTL, &val);
+ RTS51X_DEBUGP("SD_DCMPS_CTL: 0x%x\n", val);
+#endif
+
+ RTS51X_WRITE_REG(chip, SD_DCMPS_CTL, DCMPS_CHANGE, 0);
+ RTS51X_WRITE_REG(chip, SD_VP_CTL, PHASE_CHANGE, 0);
+ wait_timeout(10);
+
+ return STATUS_FAIL;
+}
+
+static int sd_check_spec(struct rts51x_chip *chip, u8 bus_width)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd[5], buf[8];
+
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ cmd[0] = 0x40 | SEND_SCR;
+ cmd[1] = 0;
+ cmd[2] = 0;
+ cmd[3] = 0;
+ cmd[4] = 0;
+
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd, 5, 8, 1, bus_width, buf,
+ 8, 250);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ memcpy(sd_card->raw_scr, buf, 8);
+
+ if ((buf[0] & 0x0F) == 0)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_query_switch_result(struct rts51x_chip *chip, u8 func_group,
+ u8 func_to_switch, u8 *buf, int buf_len)
+{
+ u8 support_mask = 0, query_switch = 0, switch_busy = 0;
+ int support_offset = 0, query_switch_offset = 0, check_busy_offset = 0;
+
+ if (func_group == SD_FUNC_GROUP_1) {
+ support_offset = FUNCTION_GROUP1_SUPPORT_OFFSET;
+ query_switch_offset = FUNCTION_GROUP1_QUERY_SWITCH_OFFSET;
+ check_busy_offset = FUNCTION_GROUP1_CHECK_BUSY_OFFSET;
+
+ switch (func_to_switch) {
+ case HS_SUPPORT:
+ support_mask = HS_SUPPORT_MASK;
+ query_switch = HS_QUERY_SWITCH_OK;
+ switch_busy = HS_SWITCH_BUSY;
+ break;
+
+ case SDR50_SUPPORT:
+ support_mask = SDR50_SUPPORT_MASK;
+ query_switch = SDR50_QUERY_SWITCH_OK;
+ switch_busy = SDR50_SWITCH_BUSY;
+ break;
+
+ case SDR104_SUPPORT:
+ support_mask = SDR104_SUPPORT_MASK;
+ query_switch = SDR104_QUERY_SWITCH_OK;
+ switch_busy = SDR104_SWITCH_BUSY;
+ break;
+
+ case DDR50_SUPPORT:
+ support_mask = DDR50_SUPPORT_MASK;
+ query_switch = DDR50_QUERY_SWITCH_OK;
+ switch_busy = DDR50_SWITCH_BUSY;
+ break;
+
+ default:
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else if (func_group == SD_FUNC_GROUP_3) {
+ support_offset = FUNCTION_GROUP3_SUPPORT_OFFSET;
+ query_switch_offset = FUNCTION_GROUP3_QUERY_SWITCH_OFFSET;
+ check_busy_offset = FUNCTION_GROUP3_CHECK_BUSY_OFFSET;
+
+ switch (func_to_switch) {
+ case DRIVING_TYPE_A:
+ support_mask = DRIVING_TYPE_A_MASK;
+ query_switch = TYPE_A_QUERY_SWITCH_OK;
+ switch_busy = TYPE_A_SWITCH_BUSY;
+ break;
+
+ case DRIVING_TYPE_C:
+ support_mask = DRIVING_TYPE_C_MASK;
+ query_switch = TYPE_C_QUERY_SWITCH_OK;
+ switch_busy = TYPE_C_SWITCH_BUSY;
+ break;
+
+ case DRIVING_TYPE_D:
+ support_mask = DRIVING_TYPE_D_MASK;
+ query_switch = TYPE_D_QUERY_SWITCH_OK;
+ switch_busy = TYPE_D_SWITCH_BUSY;
+ break;
+
+ default:
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else if (func_group == SD_FUNC_GROUP_4) {
+ support_offset = FUNCTION_GROUP4_SUPPORT_OFFSET;
+ query_switch_offset = FUNCTION_GROUP4_QUERY_SWITCH_OFFSET;
+ check_busy_offset = FUNCTION_GROUP4_CHECK_BUSY_OFFSET;
+
+ switch (func_to_switch) {
+ case CURRENT_LIMIT_400:
+ support_mask = CURRENT_LIMIT_400_MASK;
+ query_switch = CURRENT_LIMIT_400_QUERY_SWITCH_OK;
+ switch_busy = CURRENT_LIMIT_400_SWITCH_BUSY;
+ break;
+
+ case CURRENT_LIMIT_600:
+ support_mask = CURRENT_LIMIT_600_MASK;
+ query_switch = CURRENT_LIMIT_600_QUERY_SWITCH_OK;
+ switch_busy = CURRENT_LIMIT_600_SWITCH_BUSY;
+ break;
+
+ case CURRENT_LIMIT_800:
+ support_mask = CURRENT_LIMIT_800_MASK;
+ query_switch = CURRENT_LIMIT_800_QUERY_SWITCH_OK;
+ switch_busy = CURRENT_LIMIT_800_SWITCH_BUSY;
+ break;
+
+ default:
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (func_group == SD_FUNC_GROUP_4)
+ buf[query_switch_offset] =
+ (buf[query_switch_offset] & 0xf0) >> 4;
+ if (!(buf[support_offset] & support_mask) ||
+ ((buf[query_switch_offset] & 0x0F) != query_switch))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if ((buf[DATA_STRUCTURE_VER_OFFSET] == 0x01) &&
+ ((buf[check_busy_offset] & switch_busy) == switch_busy))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_check_switch_mode(struct rts51x_chip *chip, u8 mode,
+ u8 func_group, u8 func_to_switch, u8 bus_width)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd[5], buf[64];
+
+ RTS51X_DEBUGP("sd_check_switch_mode (mode = %d, func_group = %d,"
+ "func_to_switch = %d)\n", mode, func_group, func_to_switch);
+
+ cmd[0] = 0x40 | SWITCH;
+ cmd[1] = mode;
+
+ if (func_group == SD_FUNC_GROUP_1) {
+ cmd[2] = 0xFF;
+ cmd[3] = 0xFF;
+ cmd[4] = 0xF0 + func_to_switch;
+ } else if (func_group == SD_FUNC_GROUP_3) {
+ cmd[2] = 0xFF;
+ cmd[3] = 0xF0 + func_to_switch;
+ cmd[4] = 0xFF;
+ } else if (func_group == SD_FUNC_GROUP_4) {
+ cmd[2] = 0xFF;
+ cmd[3] = 0x0F + (func_to_switch << 4);
+ cmd[4] = 0xFF;
+ } else {
+ cmd[1] = SD_CHECK_MODE;
+ cmd[2] = 0xFF;
+ cmd[3] = 0xFF;
+ cmd[4] = 0xFF;
+ }
+
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd, 5, 64, 1, bus_width, buf,
+ 64, 250);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ if (func_group == NO_ARGUMENT) {
+ sd_card->func_group1_mask = buf[0x0D];
+ sd_card->func_group2_mask = buf[0x0B];
+ sd_card->func_group3_mask = buf[0x09];
+ sd_card->func_group4_mask = buf[0x07];
+
+ RTS51X_DEBUGP("func_group1_mask = 0x%02x\n", buf[0x0D]);
+ RTS51X_DEBUGP("func_group2_mask = 0x%02x\n", buf[0x0B]);
+ RTS51X_DEBUGP("func_group3_mask = 0x%02x\n", buf[0x09]);
+ RTS51X_DEBUGP("func_group4_mask = 0x%02x\n", buf[0x07]);
+ } else {
+ if ((buf[0] == 0) && (buf[1] == 0))
+ TRACE_RET(chip, STATUS_FAIL);
+ retval =
+ sd_query_switch_result(chip, func_group, func_to_switch,
+ buf, 64);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_check_switch(struct rts51x_chip *chip,
+ u8 func_group, u8 func_to_switch, u8 bus_width)
+{
+ int retval;
+ int i;
+ int switch_good = 0;
+
+ for (i = 0; i < 3; i++) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = sd_check_switch_mode(chip, SD_CHECK_MODE, func_group,
+ func_to_switch, bus_width);
+ if (retval == STATUS_SUCCESS) {
+ u8 stat;
+
+ retval = sd_check_switch_mode(chip, SD_SWITCH_MODE,
+ func_group, func_to_switch, bus_width);
+ if (retval == STATUS_SUCCESS) {
+ switch_good = 1;
+ break;
+ }
+
+ RTS51X_READ_REG(chip, SD_STAT1, &stat);
+
+ if (stat & SD_CRC16_ERR) {
+ RTS51X_DEBUGP("SD CRC16 error when switching"
+ "mode\n");
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ wait_timeout(20);
+ }
+
+ if (!switch_good)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_switch_function(struct rts51x_chip *chip, u8 bus_width)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i;
+ u8 func_to_switch = 0;
+
+ /* Get supported functions */
+ retval = sd_check_switch_mode(chip, SD_CHECK_MODE,
+ NO_ARGUMENT, NO_ARGUMENT, bus_width);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ sd_card->func_group1_mask &= ~(sd_card->sd_switch_fail);
+
+ for (i = 0; i < 4; i++) {
+ switch ((u8) (chip->option.sd_speed_prior >> (i * 8))) {
+ case DDR50_SUPPORT:
+ if ((sd_card->func_group1_mask & DDR50_SUPPORT_MASK)
+ && (CHECK_UHS50(chip)))
+ func_to_switch = DDR50_SUPPORT;
+ break;
+
+ case SDR50_SUPPORT:
+ if ((sd_card->func_group1_mask & SDR50_SUPPORT_MASK)
+ && (CHECK_UHS50(chip)))
+ func_to_switch = SDR50_SUPPORT;
+ break;
+
+ case HS_SUPPORT:
+ if (sd_card->func_group1_mask & HS_SUPPORT_MASK)
+ func_to_switch = HS_SUPPORT;
+ break;
+
+ default:
+ continue;
+ }
+
+ if (func_to_switch)
+ break;
+ }
+ RTS51X_DEBUGP("SD_FUNC_GROUP_1: func_to_switch = 0x%02x",
+ func_to_switch);
+
+#ifdef SUPPORT_SD_LOCK
+ if ((sd_card->sd_lock_status & SD_SDR_RST)
+ && (DDR50_SUPPORT == func_to_switch)
+ && (sd_card->func_group1_mask & SDR50_SUPPORT_MASK)) {
+ func_to_switch = SDR50_SUPPORT;
+ RTS51X_DEBUGP("Using SDR50 instead of DDR50 for SD Lock\n");
+ }
+#endif
+
+ if (func_to_switch) {
+ retval =
+ sd_check_switch(chip, SD_FUNC_GROUP_1, func_to_switch,
+ bus_width);
+ if (retval != STATUS_SUCCESS) {
+ if (func_to_switch == SDR104_SUPPORT)
+ sd_card->sd_switch_fail = SDR104_SUPPORT_MASK;
+ else if (func_to_switch == DDR50_SUPPORT)
+ sd_card->sd_switch_fail = DDR50_SUPPORT_MASK;
+ else if (func_to_switch == SDR50_SUPPORT)
+ sd_card->sd_switch_fail = SDR50_SUPPORT_MASK;
+ else if (func_to_switch == HS_SUPPORT)
+ sd_card->sd_switch_fail = HS_SUPPORT_MASK;
+
+ TRACE_RET(chip, retval);
+ }
+
+ if (func_to_switch == SDR104_SUPPORT)
+ SET_SD_SDR104(sd_card);
+ else if (func_to_switch == DDR50_SUPPORT)
+ SET_SD_DDR50(sd_card);
+ else if (func_to_switch == SDR50_SUPPORT)
+ SET_SD_SDR50(sd_card);
+ else
+ SET_SD_HS(sd_card);
+ }
+
+ if (CHK_SD_DDR50(sd_card))
+ RTS51X_WRITE_REG(chip, SD_CFG1, 0x0C, SD_DDR_MODE);
+
+ func_to_switch = 0;
+ if (sd_card->func_group4_mask & CURRENT_LIMIT_400_MASK)
+ func_to_switch = CURRENT_LIMIT_400;
+
+ if (func_to_switch) {
+ RTS51X_DEBUGP("Try to switch current_limit_400\n");
+ retval =
+ sd_check_switch(chip, SD_FUNC_GROUP_4, func_to_switch,
+ bus_width);
+ RTS51X_DEBUGP("Switch current_limit_400 status: (%d)\n",
+ retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_wait_data_idle(struct rts51x_chip *chip)
+{
+ int retval = STATUS_TIMEDOUT;
+ int i;
+ u8 val = 0;
+
+ for (i = 0; i < 100; i++) {
+ retval = rts51x_ep0_read_register(chip, SD_DATA_STATE, &val);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ if (val & SD_DATA_IDLE) {
+ retval = STATUS_SUCCESS;
+ break;
+ }
+ udelay(100);
+ }
+ RTS51X_DEBUGP("SD_DATA_STATE: 0x%02x\n", val);
+
+ return retval;
+}
+
+static int sd_sdr_tuning_rx_cmd(struct rts51x_chip *chip, u8 sample_point)
+{
+ int retval;
+ u8 cmd[5];
+
+ retval = sd_change_phase(chip, sample_point, TUNE_RX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ cmd[0] = 0x40 | SEND_TUNING_PATTERN;
+ cmd[1] = 0;
+ cmd[2] = 0;
+ cmd[3] = 0;
+ cmd[4] = 0;
+
+ retval = sd_read_data(chip, SD_TM_AUTO_TUNING,
+ cmd, 5, 0x40, 1, SD_BUS_WIDTH_4, NULL, 0, 100);
+ if (retval != STATUS_SUCCESS) {
+ /* Wait till SD DATA IDLE */
+ (void)sd_wait_data_idle(chip);
+
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_ddr_tuning_rx_cmd(struct rts51x_chip *chip, u8 sample_point)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd[5];
+
+ retval = sd_change_phase(chip, sample_point, TUNE_RX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_DEBUGP("sd ddr tuning rx\n");
+
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ cmd[0] = 0x40 | SD_STATUS;
+ cmd[1] = 0;
+ cmd[2] = 0;
+ cmd[3] = 0;
+ cmd[4] = 0;
+
+ retval = sd_read_data(chip, SD_TM_NORMAL_READ,
+ cmd, 5, 64, 1, SD_BUS_WIDTH_4, NULL, 0, 100);
+ if (retval != STATUS_SUCCESS) {
+ /* Wait till SD DATA IDLE */
+ (void)sd_wait_data_idle(chip);
+
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int mmc_ddr_tunning_rx_cmd(struct rts51x_chip *chip, u8 sample_point)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd[5], bus_width;
+
+ if (CHK_MMC_8BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_8;
+ else if (CHK_MMC_4BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_4;
+ else
+ bus_width = SD_BUS_WIDTH_1;
+
+ retval = sd_change_phase(chip, sample_point, TUNE_RX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_DEBUGP("mmc ddr tuning rx\n");
+
+ cmd[0] = 0x40 | SEND_EXT_CSD;
+ cmd[1] = 0;
+ cmd[2] = 0;
+ cmd[3] = 0;
+ cmd[4] = 0;
+
+ retval = sd_read_data(chip, SD_TM_NORMAL_READ,
+ cmd, 5, 0x200, 1, bus_width, NULL, 0, 100);
+ if (retval != STATUS_SUCCESS) {
+ /* Wait till SD DATA IDLE */
+ (void)sd_wait_data_idle(chip);
+
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_sdr_tuning_tx_cmd(struct rts51x_chip *chip, u8 sample_point)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ retval = sd_change_phase(chip, sample_point, TUNE_TX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN,
+ SD_RSP_80CLK_TIMEOUT_EN);
+
+ retval = sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ if (retval != STATUS_SUCCESS) {
+ if (sd_check_err_code(chip, SD_RSP_TIMEOUT)) {
+ /* Tunning TX fail */
+ rts51x_ep0_write_register(chip, SD_CFG3,
+ SD_RSP_80CLK_TIMEOUT_EN, 0);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN, 0);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_ddr_tuning_tx_cmd(struct rts51x_chip *chip, u8 sample_point)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 cmd[5], bus_width;
+
+ retval = sd_change_phase(chip, sample_point, TUNE_TX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_SD(sd_card)) {
+ bus_width = SD_BUS_WIDTH_4;
+ } else {
+ if (CHK_MMC_8BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_8;
+ else if (CHK_MMC_4BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_4;
+ else
+ bus_width = SD_BUS_WIDTH_1;
+ }
+ retval = sd_wait_currentstate_dataready(chip, 0x08, 1, 20);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN,
+ SD_RSP_80CLK_TIMEOUT_EN);
+
+ cmd[0] = 0x40 | PROGRAM_CSD;
+ cmd[1] = 0;
+ cmd[2] = 0;
+ cmd[3] = 0;
+ cmd[4] = 0;
+
+ retval = sd_write_data(chip, SD_TM_AUTO_WRITE_2,
+ cmd, 5, 16, 1, bus_width, sd_card->raw_csd, 16, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_sd_error(chip);
+ /* Tunning TX fail */
+ rts51x_ep0_write_register(chip, SD_CFG3,
+ SD_RSP_80CLK_TIMEOUT_EN, 0);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN, 0);
+
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+
+ return STATUS_SUCCESS;
+}
+
+static u8 sd_search_final_phase(struct rts51x_chip *chip, u32 phase_map,
+ u8 tune_dir)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ struct timing_phase_path path[MAX_PHASE + 1];
+ int i, j, cont_path_cnt;
+ int new_block, max_len;
+ u8 final_phase = 0xFF;
+ int final_path_idx;
+
+ if (phase_map == 0xffff) {
+ if (CHK_SD_DDR50(sd_card)) {
+ if (tune_dir == TUNE_TX)
+ final_phase = chip->option.ddr50_tx_phase;
+ else
+ final_phase = chip->option.ddr50_rx_phase;
+ RTS51X_DEBUGP("DDR50 tuning dir:%d all pass,"
+ "so select default phase:0x%x.\n",
+ tune_dir, final_phase);
+ } else {
+ if (tune_dir == TUNE_TX)
+ final_phase = chip->option.sdr50_tx_phase;
+ else
+ final_phase = chip->option.sdr50_rx_phase;
+ RTS51X_DEBUGP("SDR50 tuning dir:%d all pass,"
+ "so select default phase:0x%x.\n",
+ tune_dir, final_phase);
+ }
+ goto Search_Finish;
+ }
+
+ cont_path_cnt = 0;
+ new_block = 1;
+ j = 0;
+ for (i = 0; i < MAX_PHASE + 1; i++) {
+ if (phase_map & (1 << i)) {
+ if (new_block) {
+ new_block = 0;
+ j = cont_path_cnt++;
+ path[j].start = i;
+ path[j].end = i;
+ } else {
+ path[j].end = i;
+ }
+ } else {
+ new_block = 1;
+ if (cont_path_cnt) {
+ int idx = cont_path_cnt - 1;
+ path[idx].len =
+ path[idx].end - path[idx].start + 1;
+ path[idx].mid =
+ path[idx].start + path[idx].len / 2;
+ }
+ }
+ }
+
+ if (cont_path_cnt == 0) {
+ RTS51X_DEBUGP("No continuous phase path\n");
+ goto Search_Finish;
+ } else {
+ int idx = cont_path_cnt - 1;
+ path[idx].len = path[idx].end - path[idx].start + 1;
+ path[idx].mid = path[idx].start + path[idx].len / 2;
+ }
+
+ if ((path[0].start == 0) &&
+ (path[cont_path_cnt - 1].end == MAX_PHASE)) {
+ path[0].start = path[cont_path_cnt - 1].start - MAX_PHASE - 1;
+ path[0].len += path[cont_path_cnt - 1].len;
+ path[0].mid = path[0].start + path[0].len / 2;
+ if (path[0].mid < 0)
+ path[0].mid += MAX_PHASE + 1;
+ cont_path_cnt--;
+ }
+ max_len = 0;
+ final_phase = 0;
+ final_path_idx = 0;
+ for (i = 0; i < cont_path_cnt; i++) {
+ if (path[i].len > max_len) {
+ max_len = path[i].len;
+ final_phase = (u8) path[i].mid;
+ final_path_idx = i;
+ }
+
+ RTS51X_DEBUGP("path[%d].start = %d\n", i, path[i].start);
+ RTS51X_DEBUGP("path[%d].end = %d\n", i, path[i].end);
+ RTS51X_DEBUGP("path[%d].len = %d\n", i, path[i].len);
+ RTS51X_DEBUGP("path[%d].mid = %d\n", i, path[i].mid);
+ RTS51X_DEBUGP("\n");
+ }
+
+ if ((tune_dir == TUNE_TX) && (CHK_SD_SDR50(sd_card))
+ && chip->option.sdr50_phase_sel) {
+ if (max_len > 6) {
+ int temp_mid = (max_len - 6) / 2;
+ int temp_final_phase =
+ path[final_path_idx].end - (max_len -
+ (3 + temp_mid));
+
+ if (temp_final_phase < 0)
+ final_phase = temp_final_phase + MAX_PHASE + 1;
+ else
+ final_phase = (u8) temp_final_phase;
+ }
+ }
+
+Search_Finish:
+ RTS51X_DEBUGP("Final choosen phase: %d\n", final_phase);
+ return final_phase;
+}
+
+static int sd_tuning_rx(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i, j;
+ u32 raw_phase_map[3], phase_map;
+ u8 final_phase;
+ int (*tuning_cmd) (struct rts51x_chip *chip, u8 sample_point);
+
+ if (CHK_SD(sd_card)) {
+ if (CHK_SD_DDR50(sd_card))
+ tuning_cmd = sd_ddr_tuning_rx_cmd;
+ else
+ tuning_cmd = sd_sdr_tuning_rx_cmd;
+ } else {
+ if (CHK_MMC_DDR52(sd_card))
+ tuning_cmd = mmc_ddr_tunning_rx_cmd;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ for (i = 0; i < 3; i++) {
+ raw_phase_map[i] = 0;
+ for (j = MAX_PHASE; j >= 0; j--) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = tuning_cmd(chip, (u8) j);
+ if (retval == STATUS_SUCCESS)
+ raw_phase_map[i] |= 1 << j;
+ else
+ RTS51X_DEBUGP("Tuning phase %d fail\n", j);
+ }
+ }
+
+ phase_map = raw_phase_map[0] & raw_phase_map[1] & raw_phase_map[2];
+ for (i = 0; i < 3; i++)
+ RTS51X_DEBUGP("RX raw_phase_map[%d] = 0x%04x\n", i,
+ raw_phase_map[i]);
+ RTS51X_DEBUGP("RX phase_map = 0x%04x\n", phase_map);
+
+ final_phase = sd_search_final_phase(chip, phase_map, TUNE_RX);
+ if (final_phase == 0xFF)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = tuning_cmd(chip, final_phase);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_ddr_pre_tuning_tx(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 i;
+ u8 pre_tune_tx_phase;
+ u32 pre_tune_phase_map;
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN,
+ SD_RSP_80CLK_TIMEOUT_EN);
+
+ pre_tune_tx_phase = 0xFF;
+ pre_tune_phase_map = 0x0000;
+ for (i = 0; i < MAX_PHASE + 1; i++) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = sd_change_phase(chip, (u8) i, TUNE_TX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ if ((retval == STATUS_SUCCESS)
+ || !sd_check_err_code(chip, SD_RSP_TIMEOUT))
+ pre_tune_phase_map |= (u32) 1 << i;
+ }
+
+ RTS51X_WRITE_REG(chip, SD_CFG3, SD_RSP_80CLK_TIMEOUT_EN, 0);
+
+ pre_tune_tx_phase =
+ sd_search_final_phase(chip, pre_tune_phase_map, TUNE_TX);
+ if (pre_tune_tx_phase == 0xFF)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ sd_change_phase(chip, pre_tune_tx_phase, TUNE_TX);
+ RTS51X_DEBUGP("DDR TX pre tune phase: %d\n", (int)pre_tune_tx_phase);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_tuning_tx(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i, j;
+ u32 raw_phase_map[3], phase_map;
+ u8 final_phase;
+ int (*tuning_cmd) (struct rts51x_chip *chip, u8 sample_point);
+
+ if (CHK_SD(sd_card)) {
+ if (CHK_SD_DDR50(sd_card))
+ tuning_cmd = sd_ddr_tuning_tx_cmd;
+ else
+ tuning_cmd = sd_sdr_tuning_tx_cmd;
+ } else {
+ if (CHK_MMC_DDR52(sd_card))
+ tuning_cmd = sd_ddr_tuning_tx_cmd;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ for (i = 0; i < 3; i++) {
+ raw_phase_map[i] = 0;
+ for (j = MAX_PHASE; j >= 0; j--) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = tuning_cmd(chip, (u8) j);
+ if (retval == STATUS_SUCCESS)
+ raw_phase_map[i] |= 1 << j;
+ else
+ RTS51X_DEBUGP("Tuning phase %d fail\n", j);
+ }
+ }
+
+ phase_map = raw_phase_map[0] & raw_phase_map[1] & raw_phase_map[2];
+ for (i = 0; i < 3; i++)
+ RTS51X_DEBUGP("TX raw_phase_map[%d] = 0x%04x\n", i,
+ raw_phase_map[i]);
+ RTS51X_DEBUGP("TX phase_map = 0x%04x\n", phase_map);
+
+ final_phase = sd_search_final_phase(chip, phase_map, TUNE_TX);
+ if (final_phase == 0xFF)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = tuning_cmd(chip, final_phase);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_sdr_tuning(struct rts51x_chip *chip)
+{
+ int retval;
+
+ retval = sd_tuning_tx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = sd_tuning_rx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_ddr_tuning(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (!(chip->option.sd_ctl & SD_DDR_TX_PHASE_SET_BY_USER)) {
+ retval = sd_ddr_pre_tuning_tx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ retval =
+ sd_change_phase(chip, (u8) chip->option.sd_ddr_tx_phase,
+ TUNE_TX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ retval = sd_tuning_rx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!(chip->option.sd_ctl & SD_DDR_TX_PHASE_SET_BY_USER)) {
+ retval = sd_tuning_tx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int mmc_ddr_tuning(struct rts51x_chip *chip)
+{
+ int retval;
+
+ if (!(chip->option.sd_ctl & MMC_DDR_TX_PHASE_SET_BY_USER)) {
+ retval = sd_ddr_pre_tuning_tx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ retval =
+ sd_change_phase(chip, (u8) chip->option.mmc_ddr_tx_phase,
+ TUNE_TX);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ retval = sd_tuning_rx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (!(chip->option.sd_ctl & MMC_DDR_TX_PHASE_SET_BY_USER)) {
+ retval = sd_tuning_tx(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int sd_switch_clock(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int re_tuning = 0;
+
+ retval = rts51x_select_card(chip, SD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_SD30_SPEED(sd_card) || CHK_MMC_DDR52(sd_card)) {
+ if (sd_card->sd_clock != chip->cur_clk)
+ re_tuning = 1;
+ }
+
+ retval = switch_clock(chip, sd_card->sd_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (re_tuning) {
+ if (CHK_SD(sd_card)) {
+ if (CHK_SD_DDR50(sd_card))
+ retval = sd_ddr_tuning(chip);
+ else
+ retval = sd_sdr_tuning(chip);
+ } else {
+ if (CHK_MMC_DDR52(sd_card))
+ retval = mmc_ddr_tuning(chip);
+ }
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_prepare_reset(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ if (chip->asic_code)
+ sd_card->sd_clock = 29;
+ else
+ sd_card->sd_clock = CLK_30;
+
+ /* Set SD Clocks */
+ retval = sd_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0xFF,
+ SD_CLK_DIVIDE_128 | SD_20_MODE | SD_BUS_WIDTH_1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_SAMPLE_POINT_CTL, 0xFF,
+ SD20_RX_POS_EDGE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_PUSH_POINT_CTL, 0xFF, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_select_card(chip, SD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static void sd_pull_ctl_disable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+ }
+}
+
+static void sd_pull_ctl_enable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xAA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0xAA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0xA9);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xA5);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x9A);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0xA5);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x9A);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x65);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x5A);
+ }
+}
+
+static int sd_init_power(struct rts51x_chip *chip)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, LDO3318_PWR_MASK,
+ LDO_ON);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_PAD_CTL, SD_IO_USING_1V8,
+ SD_IO_USING_3V3);
+ if (chip->asic_code)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, LDO_POWER_CFG,
+ TUNE_SD18_MASK, TUNE_SD18_3V3);
+ if (chip->asic_code)
+ sd_pull_ctl_disable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+ FPGA_SD_PULL_CTL_BIT | 0x20,
+ FPGA_SD_PULL_CTL_BIT);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, SD_OUTPUT_EN, 0);
+ if (!chip->option.FT2_fast_mode)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (!chip->option.FT2_fast_mode) {
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable)
+ rts51x_write_register(chip, CARD_PWR_CTL,
+ LDO_OFF, LDO_OFF);
+#endif
+ wait_timeout(250);
+
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable) {
+ rts51x_init_cmd(chip);
+ if (chip->asic_code)
+ sd_pull_ctl_enable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD,
+ FPGA_PULL_CTL,
+ FPGA_SD_PULL_CTL_BIT | 0x20, 0);
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ if (chip->asic_code)
+ rts51x_write_register(chip, CARD_PULL_CTL6,
+ 0x03, 0x00);
+ }
+#endif
+
+ /* Power on card */
+ retval = card_power_on(chip, SD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ wait_timeout(260);
+
+#ifdef SUPPORT_OCP
+ rts51x_get_card_status(chip, &(chip->card_status));
+ chip->ocp_stat = (chip->card_status >> 4) & 0x03;
+
+ if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
+ RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
+ chip->ocp_stat);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#endif
+ }
+
+ rts51x_init_cmd(chip);
+ if (chip->asic_code) {
+ sd_pull_ctl_enable(chip);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+ FPGA_SD_PULL_CTL_BIT | 0x20, 0);
+ }
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SD_XD_IO_FOLLOW_PWR
+ rts51x_write_register(chip, CARD_INT_PEND, XD_INT | MS_INT | SD_INT,
+ XD_INT | MS_INT | SD_INT);
+#endif
+
+ RTS51X_WRITE_REG(chip, CARD_OE, SD_OUTPUT_EN, SD_OUTPUT_EN);
+
+ return STATUS_SUCCESS;
+}
+
+static int sd_dummy_clock(struct rts51x_chip *chip)
+{
+ RTS51X_WRITE_REG(chip, SD_BUS_STAT, SD_CLK_TOGGLE_EN, SD_CLK_TOGGLE_EN);
+ wait_timeout(5);
+ RTS51X_WRITE_REG(chip, SD_BUS_STAT, SD_CLK_TOGGLE_EN, 0x00);
+
+ return STATUS_SUCCESS;
+}
+
+int reset_sd(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval, i = 0, j = 0, k = 0, hi_cap_flow = 0;
+ int sd_dont_switch = 0;
+ int support_1v8 = 0;
+ u8 rsp[16];
+ u8 switch_bus_width;
+ u32 voltage = 0;
+ u8 cmd[5], buf[64];
+ u16 sd_card_type;
+
+ SET_SD(sd_card);
+ CLR_RETRY_SD20_MODE(sd_card);
+Switch_Fail:
+ i = 0;
+ j = 0;
+ k = 0;
+ hi_cap_flow = 0;
+ support_1v8 = 0;
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_lock_status & SD_UNLOCK_POW_ON)
+ goto SD_UNLOCK_ENTRY;
+#endif
+
+ retval = sd_prepare_reset(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ sd_dummy_clock(chip);
+
+ /* Start Initialization Process of SD Card */
+RTY_SD_RST:
+ retval =
+ sd_send_cmd_get_rsp(chip, GO_IDLE_STATE, 0, SD_RSP_TYPE_R0, NULL,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ wait_timeout(20);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_IF_COND, 0x000001AA, SD_RSP_TYPE_R7,
+ rsp, 5);
+ if (retval == STATUS_SUCCESS) {
+ if ((rsp[4] == 0xAA) && ((rsp[3] & 0x0f) == 0x01)) {
+ hi_cap_flow = 1;
+ if (CHK_RETRY_SD20_MODE(sd_card)) {
+ voltage =
+ SUPPORT_VOLTAGE |
+ SUPPORT_HIGH_AND_EXTENDED_CAPACITY;
+ } else {
+ voltage =
+ SUPPORT_VOLTAGE |
+ SUPPORT_HIGH_AND_EXTENDED_CAPACITY |
+ SUPPORT_MAX_POWER_PERMANCE | SUPPORT_1V8;
+ }
+ }
+ }
+
+ if (!hi_cap_flow) {
+ voltage = SUPPORT_VOLTAGE;
+
+ retval =
+ sd_send_cmd_get_rsp(chip, GO_IDLE_STATE, 0, SD_RSP_TYPE_R0,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ wait_timeout(20);
+ }
+
+ /* ACMD41 */
+ do {
+ {
+ u8 temp = 0;
+ rts51x_read_register(chip, CARD_INT_PEND, &temp);
+ RTS51X_DEBUGP("CARD_INT_PEND:%x\n", temp);
+ if (temp & SD_INT) {
+ chip->reset_need_retry = 1;
+ rts51x_write_register(chip, CARD_INT_PEND,
+ XD_INT | SD_INT | MS_INT,
+ XD_INT | SD_INT | MS_INT);
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+RTY_CMD55:
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, 0, SD_RSP_TYPE_R1, NULL,
+ 0);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, SD_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ j++;
+ if (chip->option.speed_mmc) {
+ if (j < 2)
+ goto RTY_CMD55;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ } else {
+ if (j < 3)
+ goto RTY_SD_RST;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SD_APP_OP_COND, voltage,
+ SD_RSP_TYPE_R3, rsp, 5);
+ if (retval != STATUS_SUCCESS) {
+ k++;
+ if (k < 3)
+ goto RTY_SD_RST;
+ else
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ i++;
+ wait_timeout(20);
+ } while (!(rsp[1] & 0x80) && (i < 255)); /* Not complete power on */
+
+ if (i == 255) {
+ /* Time out */
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (hi_cap_flow) {
+ if (rsp[1] & 0x40)
+ SET_SD_HCXC(sd_card);
+ else
+ CLR_SD_HCXC(sd_card);
+ if (!CHK_RETRY_SD20_MODE(sd_card)) {
+ if ((CHK_SD_HCXC(sd_card)) && (CHECK_UHS50(chip))) {
+ support_1v8 = (rsp[1] & 0x01) ? 1 : 0;
+ RTS51X_DEBUGP("support_1v8 = %d\n",
+ support_1v8);
+ }
+ }
+ } else {
+ CLR_SD_HCXC(sd_card);
+ support_1v8 = 0;
+ }
+
+ /* CMD11: Switch Voltage */
+ if (support_1v8 && CHECK_UHS50(chip)
+ && !(((u8) chip->option.sd_speed_prior & SDR104_SUPPORT) ==
+ HS_SUPPORT)) {
+ retval = sd_voltage_switch(chip);
+ if (retval != STATUS_SUCCESS) {
+ SET_RETRY_SD20_MODE(sd_card);
+ sd_init_power(chip);
+ RTS51X_DEBUGP("1.8v switch fail\n");
+ goto Switch_Fail;
+ }
+ }
+
+ /* CMD 2 */
+ retval =
+ sd_send_cmd_get_rsp(chip, ALL_SEND_CID, 0, SD_RSP_TYPE_R2, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* CMD 3 */
+ retval =
+ sd_send_cmd_get_rsp(chip, SEND_RELATIVE_ADDR, 0, SD_RSP_TYPE_R6,
+ rsp, 5);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ sd_card->sd_addr = (u32) rsp[1] << 24;
+ sd_card->sd_addr += (u32) rsp[2] << 16;
+
+ /* Get CSD register for Calculating Timing,Capacity,
+ * Check CSD to determaine as if this is the SD ROM card */
+ retval = sd_check_csd(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Select SD card */
+ retval = sd_select_card(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SUPPORT_SD_LOCK
+SD_UNLOCK_ENTRY:
+ /* Get SD lock status */
+ retval = sd_update_lock_status(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (sd_card->sd_lock_status & SD_LOCKED) {
+ sd_card->sd_lock_status |= (SD_LOCK_1BIT_MODE | SD_PWD_EXIST);
+ return STATUS_SUCCESS;
+ } else if (!(sd_card->sd_lock_status & SD_UNLOCK_POW_ON)) {
+ sd_card->sd_lock_status &= ~SD_PWD_EXIST;
+ }
+#endif
+
+ /* ACMD42 */
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SET_CLR_CARD_DETECT, 0, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (support_1v8) {
+ /* ACMD6 */
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Enable 4 bit data bus */
+ retval =
+ sd_send_cmd_get_rsp(chip, SET_BUS_WIDTH, 2, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ switch_bus_width = SD_BUS_WIDTH_4;
+ } else {
+ switch_bus_width = SD_BUS_WIDTH_1;
+ }
+
+ /* Set block length 512 bytes for all block commands */
+ retval = sd_send_cmd_get_rsp(chip, SET_BLOCKLEN,
+ 0x200, SD_RSP_TYPE_R1, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_WRITE_REG(chip, SD_CFG1, SD_CLK_DIVIDE_MASK, SD_CLK_DIVIDE_0);
+
+ if (!(sd_card->raw_csd[4] & 0x40)) {
+ sd_dont_switch = 1;
+ RTS51X_DEBUGP("Not support class ten\n");
+ }
+
+ if (!sd_dont_switch) {
+ /* Check the card whether flow SD1.1 spec or higher */
+ retval = sd_check_spec(chip, switch_bus_width);
+ if (retval == STATUS_SUCCESS) {
+ retval = sd_switch_function(chip, switch_bus_width);
+ if (retval != STATUS_SUCCESS) {
+ if ((sd_card->sd_switch_fail ==
+ SDR104_SUPPORT_MASK)
+ || (sd_card->sd_switch_fail ==
+ DDR50_SUPPORT_MASK)
+ || (sd_card->sd_switch_fail ==
+ SDR50_SUPPORT_MASK)) {
+ sd_init_power(chip);
+ SET_RETRY_SD20_MODE(sd_card);
+ } else if (sd_card->sd_switch_fail ==
+ HS_SUPPORT_MASK) {
+ sd_dont_switch = 1;
+ }
+ goto Switch_Fail;
+ }
+ } else {
+ if (support_1v8) {
+ SET_RETRY_SD20_MODE(sd_card);
+ sd_init_power(chip);
+ sd_dont_switch = 1;
+
+ goto Switch_Fail;
+ }
+ }
+ }
+
+ if (!support_1v8) {
+ /* ACMD6 */
+ retval =
+ sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Enable 4 bit data bus */
+ retval =
+ sd_send_cmd_get_rsp(chip, SET_BUS_WIDTH, 2, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+#ifdef SUPPORT_SD_LOCK
+ /* clear 1 bit mode status */
+ sd_card->sd_lock_status &= ~SD_LOCK_1BIT_MODE;
+#endif
+
+ if (CHK_SD30_SPEED(sd_card)) {
+ rts51x_write_register(chip, SD30_DRIVE_SEL, SD30_DRIVE_MASK,
+ 0x03);
+
+ retval = sd_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (CHK_SD_DDR50(sd_card))
+ retval = sd_ddr_tuning(chip);
+ else
+ retval = sd_sdr_tuning(chip);
+
+ if (retval != STATUS_SUCCESS) {
+ SET_RETRY_SD20_MODE(sd_card);
+ RTS51X_DEBUGP("tuning phase fail,goto SD20 mode\n");
+ sd_init_power(chip);
+ CLR_SD30_SPEED(sd_card);
+ goto Switch_Fail;
+ }
+ if (STATUS_SUCCESS ==
+ sd_wait_currentstate_dataready(chip, 0x08, 1, 20)) {
+ cmd[0] = 0x40 | READ_SINGLE_BLOCK;
+ cmd[1] = 0x00;
+ cmd[2] = 0x00;
+ cmd[3] = 0x00;
+ cmd[4] = 0x00;
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd, 5, 512,
+ 1, SD_BUS_WIDTH_4, NULL, 0, 600);
+ if (retval != STATUS_SUCCESS) {
+ SET_RETRY_SD20_MODE(sd_card);
+ RTS51X_DEBUGP("read lba0 fail,"
+ "goto SD20 mode\n");
+ sd_init_power(chip);
+ CLR_SD30_SPEED(sd_card);
+ goto Switch_Fail;
+ }
+ }
+ }
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+
+ retval = sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ if (retval == STATUS_SUCCESS) {
+ int ret;
+ cmd[0] = 0x40 | SEND_STATUS;
+ cmd[1] = 0x00;
+ cmd[2] = 0x00;
+ cmd[3] = 0x00;
+ cmd[4] = 0x00;
+ ret =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd, 5, 64, 1,
+ SD_BUS_WIDTH_4, buf, 64, 600);
+ if (ret == STATUS_SUCCESS) {
+ sd_card_type = ((u16) buf[2] << 8) | (u16) buf[3];
+ RTS51X_DEBUGP("sd_card_type:0x%4x\n", sd_card_type);
+ if ((sd_card_type == 0x0001)
+ || (sd_card_type == 0x0002))
+ chip->card_wp |= SD_CARD;
+ } else {
+ rts51x_clear_sd_error(chip);
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ }
+ } else {
+ rts51x_clear_sd_error(chip);
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ }
+
+ /* Check SD Machanical Write-Protect Switch */
+ retval = rts51x_get_card_status(chip, &(chip->card_status));
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (chip->card_status & SD_WP)
+ chip->card_wp |= SD_CARD;
+
+ chip->card_bus_width[chip->card2lun[SD_CARD]] = 4;
+
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_lock_status & SD_UNLOCK_POW_ON) {
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0x02);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 0x00);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+#endif
+
+ return STATUS_SUCCESS;
+}
+
+static int mmc_test_switch_bus(struct rts51x_chip *chip, u8 width)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 buf[8] = { 0 }, bus_width;
+ u16 byte_cnt;
+ int len;
+
+ retval =
+ sd_send_cmd_get_rsp(chip, BUSTEST_W, 0, SD_RSP_TYPE_R1, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (width == MMC_8BIT_BUS) {
+ buf[0] = 0x55;
+ buf[1] = 0xAA;
+ len = 8;
+ byte_cnt = 8;
+ bus_width = SD_BUS_WIDTH_8;
+ } else {
+ buf[0] = 0x5A;
+ len = 4;
+ byte_cnt = 4;
+ bus_width = SD_BUS_WIDTH_4;
+ }
+
+ retval = sd_write_data(chip, SD_TM_AUTO_WRITE_3,
+ NULL, 0, byte_cnt, 1, bus_width, buf, len, 100);
+ if (retval != STATUS_SUCCESS) {
+ u8 val1 = 0, val2 = 0;
+ rts51x_ep0_read_register(chip, SD_STAT1, &val1);
+ rts51x_ep0_read_register(chip, SD_STAT2, &val2);
+ rts51x_clear_sd_error(chip);
+ if ((val1 & 0xE0) || val2)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ RTS51X_DEBUGP("SD/MMC CMD %d\n", BUSTEST_R);
+
+ rts51x_init_cmd(chip);
+
+ /* CMD14 */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF, 0x40 | BUSTEST_R);
+
+ if (width == MMC_8BIT_BUS)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x08);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x04);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_NO_CHECK_CRC16 |
+ SD_NO_WAIT_BUSY_END | SD_CHECK_CRC7 | SD_RSP_LEN_6);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_NORMAL_READ | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER, SD_TRANSFER_END,
+ SD_TRANSFER_END);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2, 0, 0);
+ if (width == MMC_8BIT_BUS) {
+ len = 3;
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 1, 0, 0);
+ } else {
+ len = 2;
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, len, 100);
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ rts51x_read_rsp_buf(chip, 1, buf, 2);
+
+ if (width == MMC_8BIT_BUS) {
+ RTS51X_DEBUGP("BUSTEST_R [8bits]: 0x%02x 0x%02x\n",
+ buf[0], buf[1]);
+ if ((buf[0] == 0xAA) && (buf[1] == 0x55)) {
+ u8 rsp[5];
+ u32 arg;
+
+ if (CHK_MMC_DDR52(sd_card))
+ arg = 0x03B70600;
+ else
+ arg = 0x03B70200;
+ /* Switch MMC to 8-bit mode */
+ retval =
+ sd_send_cmd_get_rsp(chip, SWITCH, arg,
+ SD_RSP_TYPE_R1b, rsp, 5);
+ if ((retval == STATUS_SUCCESS)
+ && !(rsp[4] & MMC_SWITCH_ERR))
+ return STATUS_SUCCESS;
+ }
+ } else {
+ RTS51X_DEBUGP("BUSTEST_R [4bits]: 0x%02x\n", buf[0]);
+ if (buf[0] == 0xA5) {
+ u8 rsp[5];
+ u32 arg;
+
+ if (CHK_MMC_DDR52(sd_card))
+ arg = 0x03B70500;
+ else
+ arg = 0x03B70100;
+ /* Switch MMC to 4-bit mode */
+ retval =
+ sd_send_cmd_get_rsp(chip, SWITCH, arg,
+ SD_RSP_TYPE_R1b, rsp, 5);
+ if ((retval == STATUS_SUCCESS)
+ && !(rsp[4] & MMC_SWITCH_ERR))
+ return STATUS_SUCCESS;
+ }
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int mmc_switch_timing_bus(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ u8 card_type, card_type_mask = 0;
+ u8 buf[6];
+
+ CLR_MMC_HS(sd_card);
+
+ RTS51X_DEBUGP("SD/MMC CMD %d\n", SEND_EXT_CSD);
+
+ rts51x_init_cmd(chip);
+
+ /* SEND_EXT_CSD command */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF,
+ 0x40 | SEND_EXT_CSD);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD1, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD2, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD3, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD4, 0xFF, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 2);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_CHECK_CRC16 | SD_NO_WAIT_BUSY_END
+ | SD_CHECK_CRC7 | SD_RSP_LEN_6);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_NORMAL_READ | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER, SD_TRANSFER_END,
+ SD_TRANSFER_END);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 196, 0xFF, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 212, 0xFF, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 213, 0xFF, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 214, 0xFF, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 215, 0xFF, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 6, 1000);
+
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ if (retval == STATUS_TIMEDOUT) {
+ rts51x_clear_sd_error(chip);
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ }
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ rts51x_read_rsp_buf(chip, 0, buf, 6);
+
+ if (buf[0] & SD_TRANSFER_ERR) {
+ sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (CHK_MMC_SECTOR_MODE(sd_card))
+ sd_card->capacity =
+ ((u32) buf[5] << 24) | ((u32) buf[4] << 16) |
+ ((u32) buf[3] << 8) | ((u32) buf[2]);
+#ifdef SUPPORT_SD_LOCK
+ if (!(sd_card->sd_lock_status & SD_SDR_RST) && CHECK_UHS50(chip))
+ card_type_mask = 0x07;
+ else
+ card_type_mask = 0x03;
+#else
+ if (CHECK_UHS50(chip))
+ card_type_mask = 0x07;
+ else
+ card_type_mask = 0x03;
+#endif
+
+ card_type = buf[1] & card_type_mask;
+ if (card_type) {
+ /* CARD TYPE FIELD = DDR52MHz, 52MHz or 26MHz */
+ u8 rsp[5];
+
+ if (card_type & 0x04)
+ SET_MMC_DDR52(sd_card);
+ else if (card_type & 0x02)
+ SET_MMC_52M(sd_card);
+ else
+ SET_MMC_26M(sd_card);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, SWITCH, 0x03B90100,
+ SD_RSP_TYPE_R1b, rsp, 5);
+ if ((retval != STATUS_SUCCESS) || (rsp[4] & MMC_SWITCH_ERR))
+ CLR_MMC_HS(sd_card);
+ }
+ sd_choose_proper_clock(chip);
+ retval = switch_clock(chip, sd_card->sd_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* Test Bus Procedure */
+ if (mmc_test_switch_bus(chip, MMC_8BIT_BUS) == STATUS_SUCCESS) {
+ SET_MMC_8BIT(sd_card);
+ chip->card_bus_width[chip->card2lun[SD_CARD]] = 8;
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status &= ~SD_LOCK_1BIT_MODE;
+#endif
+ } else if (mmc_test_switch_bus(chip, MMC_4BIT_BUS) == STATUS_SUCCESS) {
+ SET_MMC_4BIT(sd_card);
+ chip->card_bus_width[chip->card2lun[SD_CARD]] = 4;
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status &= ~SD_LOCK_1BIT_MODE;
+#endif
+ } else {
+ CLR_MMC_8BIT(sd_card);
+ CLR_MMC_4BIT(sd_card);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int reset_mmc(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval, i = 0, j = 0, k = 0;
+ u8 rsp[16];
+ u8 spec_ver = 0;
+ u8 change_to_ddr52 = 1;
+ u8 cmd[5];
+
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_lock_status & SD_UNLOCK_POW_ON)
+ goto MMC_UNLOCK_ENTRY;
+#endif
+
+MMC_DDR_FAIL:
+
+ retval = sd_prepare_reset(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ SET_MMC(sd_card);
+
+RTY_MMC_RST:
+ retval =
+ sd_send_cmd_get_rsp(chip, GO_IDLE_STATE, 0, SD_RSP_TYPE_R0, NULL,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ do {
+ {
+ u8 temp = 0;
+ rts51x_read_register(chip, CARD_INT_PEND, &temp);
+ if (temp & SD_INT) {
+ chip->reset_need_retry = 1;
+ rts51x_write_register(chip, CARD_INT_PEND,
+ XD_INT | SD_INT | MS_INT,
+ XD_INT | SD_INT | MS_INT);
+ sd_set_reset_fail(chip, MMC_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ /* CMD 1 */
+ retval = sd_send_cmd_get_rsp(chip, SEND_OP_COND,
+ (SUPPORT_VOLTAGE | 0x40000000),
+ SD_RSP_TYPE_R3, rsp, 5);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ sd_set_reset_fail(chip, MMC_RESET_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (sd_check_err_code(chip, SD_BUSY)
+ || sd_check_err_code(chip, SD_TO_ERR)) {
+ k++;
+ if (k < 20) {
+ sd_clr_err_code(chip);
+ goto RTY_MMC_RST;
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ j++;
+ if (j < 100) {
+ sd_clr_err_code(chip);
+ goto RTY_MMC_RST;
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ wait_timeout(20);
+ i++;
+ } while (!(rsp[1] & 0x80) && (i < 100)); /* Not complete power on */
+
+ if (i == 100) {
+ /* Time out */
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if ((rsp[1] & 0x60) == 0x40)
+ SET_MMC_SECTOR_MODE(sd_card);
+ else
+ CLR_MMC_SECTOR_MODE(sd_card);
+
+ /* CMD 2 */
+ retval =
+ sd_send_cmd_get_rsp(chip, ALL_SEND_CID, 0, SD_RSP_TYPE_R2, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* CMD 3 */
+ sd_card->sd_addr = 0x00100000;
+ retval =
+ sd_send_cmd_get_rsp(chip, SET_RELATIVE_ADDR, sd_card->sd_addr,
+ SD_RSP_TYPE_R6, rsp, 5);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* Get CSD register for Calculating Timing,Capacity
+ * Check CSD to determaine as if this is the SD ROM card */
+ retval = sd_check_csd(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ /* Get MMC Spec_Ver in the CSD register */
+ spec_ver = (sd_card->raw_csd[0] & 0x3C) >> 2;
+
+ /* Select MMC card */
+ retval = sd_select_card(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ /* Set block length 512 bytes for all block commands */
+ retval =
+ sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, 0x200, SD_RSP_TYPE_R1, NULL,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SUPPORT_SD_LOCK
+MMC_UNLOCK_ENTRY:
+ /* Get SD lock status */
+ retval = sd_update_lock_status(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+#endif
+
+ RTS51X_WRITE_REG(chip, SD_CFG1, SD_CLK_DIVIDE_MASK, SD_CLK_DIVIDE_0);
+
+ if (chip->ic_version < 2)
+ rts51x_write_register(chip, SD30_DRIVE_SEL, SD30_DRIVE_MASK,
+ 0x02);
+ rts51x_write_register(chip, CARD_DRIVE_SEL, SD20_DRIVE_MASK, DRIVE_8mA);
+
+ chip->card_bus_width[chip->card2lun[SD_CARD]] = 1;
+ if (spec_ver == 4) {
+ /* MMC 4.x Cards */
+ (void)mmc_switch_timing_bus(chip);
+ }
+
+ if (CHK_MMC_SECTOR_MODE(sd_card) && (sd_card->capacity == 0))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (CHK_MMC_DDR52(sd_card) && change_to_ddr52) {
+ /* Card is extracted while identifying */
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = sd_set_init_para(chip);
+ if (retval != STATUS_SUCCESS) {
+ CLR_MMC_DDR52(sd_card);
+ sd_init_power(chip);
+ change_to_ddr52 = 0;
+ goto MMC_DDR_FAIL;
+ }
+
+ retval = mmc_ddr_tuning(chip);
+ if (retval != STATUS_SUCCESS) {
+ CLR_MMC_DDR52(sd_card);
+ sd_init_power(chip);
+ change_to_ddr52 = 0;
+ goto MMC_DDR_FAIL;
+ }
+
+ if (STATUS_SUCCESS ==
+ sd_wait_currentstate_dataready(chip, 0x08, 1, 20)) {
+ cmd[0] = 0x40 | READ_SINGLE_BLOCK;
+ cmd[1] = 0x00;
+ cmd[2] = 0x00;
+ cmd[3] = 0x00;
+ cmd[4] = 0x00;
+ if (CHK_MMC_8BIT(sd_card)) {
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd,
+ 5, 512, 1, SD_BUS_WIDTH_8,
+ NULL, 0, 600);
+ } else if (CHK_MMC_4BIT(sd_card)) {
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd,
+ 5, 512, 1, SD_BUS_WIDTH_4,
+ NULL, 0, 600);
+ } else {
+ retval =
+ sd_read_data(chip, SD_TM_NORMAL_READ, cmd,
+ 5, 512, 1, SD_BUS_WIDTH_1,
+ NULL, 0, 600);
+ }
+
+ if (retval != STATUS_SUCCESS) {
+ CLR_MMC_DDR52(sd_card);
+ change_to_ddr52 = 0;
+ RTS51X_DEBUGP("read lba0 fail,"
+ "goto SD20 mode\n");
+ sd_init_power(chip);
+ goto MMC_DDR_FAIL;
+ }
+ }
+ }
+#ifdef SUPPORT_SD_LOCK
+ if (sd_card->sd_lock_status & SD_UNLOCK_POW_ON) {
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0x02);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 0x00);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+#endif
+
+ retval = rts51x_get_card_status(chip, &(chip->card_status));
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (chip->card_status & SD_WP)
+ chip->card_wp |= SD_CARD;
+
+ return STATUS_SUCCESS;
+}
+
+int reset_sd_card(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ int i;
+
+ memset(sd_card, 0, sizeof(struct sd_info));
+
+ /* Init variables */
+ sd_card->sd_type = 0;
+ sd_card->seq_mode = 0;
+ sd_card->sd_data_buf_ready = 0;
+ sd_card->capacity = 0;
+ sd_card->sd_switch_fail = 0;
+
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status = 0;
+ sd_card->sd_erase_status = 0;
+#endif
+
+ sd_clear_reset_fail(chip);
+ enable_card_clock(chip, SD_CARD);
+
+ sd_init_power(chip);
+
+ chip->reset_need_retry = 0;
+ for (i = 0; i < 3; i++) {
+ if (!chip->option.reset_mmc_first) { /* reset sd first */
+ retval = reset_sd(chip);
+ if (retval != STATUS_SUCCESS) {
+ /* Switch SD bus to 3V3 signal */
+ RTS51X_WRITE_REG(chip, SD_PAD_CTL,
+ SD_IO_USING_1V8, 0);
+ if (sd_check_reset_fail(chip, SD_RESET_FAIL))
+ sd_clear_reset_fail(chip);
+ else
+ retval = reset_mmc(chip);
+ }
+ } else { /* reset MMC first */
+ retval = reset_mmc(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (sd_check_reset_fail(chip, MMC_RESET_FAIL)) {
+ sd_clear_reset_fail(chip);
+ } else {
+ retval = reset_sd(chip);
+ if (retval != STATUS_SUCCESS) {
+ /* Switch SD bus to
+ * 3V3 signal */
+ RTS51X_WRITE_REG(chip,
+ SD_PAD_CTL,
+ SD_IO_USING_1V8, 0);
+ }
+ }
+ }
+ }
+
+ if ((retval == STATUS_SUCCESS) || (!chip->reset_need_retry)) {
+ /* if reset success or don't need retry,then break */
+ break;
+ }
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST) {
+ /* card is extracted */
+ break;
+ }
+ RTS51X_DEBUGP("retry reset sd card,%d\n", i);
+ chip->reset_need_retry = 0;
+ }
+
+ sd_clear_reset_fail(chip);
+ chip->reset_need_retry = 0;
+
+ if (retval == STATUS_SUCCESS) {
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, SD_CLK_DIVIDE_MASK,
+ SD_CLK_DIVIDE_0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 2);
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ chip->capacity[chip->card2lun[SD_CARD]] = sd_card->capacity = 0;
+ if (chip->option.reset_or_rw_fail_set_pad_drive) {
+ rts51x_write_register(chip, CARD_DRIVE_SEL,
+ SD20_DRIVE_MASK, DRIVE_8mA);
+ }
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ chip->capacity[chip->card2lun[SD_CARD]] = sd_card->capacity;
+
+ if (chip->option.sd_send_status_en) {
+ sd_card->sd_send_status_en = 1;
+ } else {
+ if (sd_card->capacity > 0x20000) { /* 64MB */
+ sd_card->sd_send_status_en = 0;
+ } else {
+ sd_card->sd_send_status_en = 1;
+ }
+ }
+ RTS51X_DEBUGP("sd_card->sd_send_status = %d\n",
+ sd_card->sd_send_status_en);
+
+ retval = sd_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_DEBUGP("sd_card->sd_type = 0x%x\n", sd_card->sd_type);
+
+ return STATUS_SUCCESS;
+}
+
+#define WAIT_DATA_READY_RTY_CNT 255
+
+static int wait_data_buf_ready(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int i, retval;
+
+ for (i = 0; i < WAIT_DATA_READY_RTY_CNT; i++) {
+ if (monitor_card_cd(chip, SD_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ sd_card->sd_data_buf_ready = 0;
+
+ retval = sd_send_cmd_get_rsp(chip, SEND_STATUS,
+ sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (sd_card->sd_data_buf_ready)
+ return sd_send_cmd_get_rsp(chip, SEND_STATUS,
+ sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0);
+ }
+
+ sd_set_err_code(chip, SD_TO_ERR);
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+void sd_stop_seq_mode(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ if (sd_card->seq_mode) {
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ return;
+
+ retval = sd_send_cmd_get_rsp(chip, STOP_TRANSMISSION, 0,
+ SD_RSP_TYPE_R1b, NULL, 0);
+ if (retval != STATUS_SUCCESS)
+ sd_set_err_code(chip, SD_STS_ERR);
+ sd_card->seq_mode = 0;
+
+ rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH,
+ FIFO_FLUSH);
+ }
+}
+
+static inline int sd_auto_tune_clock(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ if (chip->asic_code) {
+ if (sd_card->sd_clock > 30)
+ sd_card->sd_clock -= 20;
+ } else {
+ if (sd_card->sd_clock == CLK_100)
+ sd_card->sd_clock = CLK_80;
+ else if (sd_card->sd_clock == CLK_80)
+ sd_card->sd_clock = CLK_60;
+ else if (sd_card->sd_clock == CLK_60)
+ sd_card->sd_clock = CLK_50;
+ }
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int sd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ u32 data_addr;
+ int retval;
+ u8 flag;
+ unsigned int pipe;
+ u8 stageflag;
+
+ sd_card->counter = 0;
+
+ if (!CHK_SD_HCXC(sd_card) && !CHK_MMC_SECTOR_MODE(sd_card))
+ data_addr = start_sector << 9;
+ else
+ data_addr = start_sector;
+
+ RTS51X_DEBUGP("sd_rw, data_addr = 0x%x\n", data_addr);
+
+ sd_clr_err_code(chip);
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (sd_card->seq_mode && ((sd_card->pre_dir != srb->sc_data_direction)
+ ||
+ ((sd_card->pre_sec_addr +
+ sd_card->pre_sec_cnt) != start_sector))) {
+ if ((sd_card->pre_dir == DMA_FROM_DEVICE)
+ && !CHK_SD30_SPEED(sd_card)
+ && !CHK_SD_HS(sd_card)
+ && !CHK_MMC_HS(sd_card)
+ && sd_card->sd_send_status_en) {
+ sd_send_cmd_get_rsp(chip, SEND_STATUS,
+ sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ }
+
+ retval =
+ sd_send_cmd_get_rsp(chip, STOP_TRANSMISSION, 0,
+ SD_RSP_TYPE_R1b, NULL, 0);
+ if (retval != STATUS_SUCCESS) {
+ sd_set_err_code(chip, SD_STS_ERR);
+ TRACE_RET(chip, sd_parse_err_code(chip));
+ }
+
+ sd_card->seq_mode = 0;
+
+ RTS51X_WRITE_REG(chip, MC_FIFO_CTL, FIFO_FLUSH, FIFO_FLUSH);
+
+ if (!CHK_SD30_SPEED(sd_card)
+ && !CHK_SD_HS(sd_card)
+ && !CHK_MMC_HS(sd_card)
+ && sd_card->sd_send_status_en) {
+ /* random rw, so pre_sec_cnt < 0x80 */
+ sd_send_cmd_get_rsp(chip, SEND_STATUS,
+ sd_card->sd_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ }
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 0x02);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF,
+ (u8) sector_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF,
+ (u8) (sector_cnt >> 8));
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+
+ if (CHK_MMC_8BIT(sd_card))
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_8);
+ else if (CHK_MMC_4BIT(sd_card) || CHK_SD(sd_card))
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_4);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_1);
+
+ if (sd_card->seq_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_NO_CALCULATE_CRC7 | SD_CHECK_CRC16 |
+ SD_NO_WAIT_BUSY_END | SD_NO_CHECK_CRC7 |
+ SD_RSP_LEN_0);
+
+ trans_dma_enable(srb->sc_data_direction, chip, sector_cnt * 512,
+ DMA_512);
+
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ flag = MODE_CDIR;
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_READ_3 | SD_TRANSFER_START);
+ } else {
+ flag = MODE_CDOR;
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_WRITE_3 | SD_TRANSFER_START);
+ }
+
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, flag, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ RTS51X_DEBUGP("SD/MMC CMD %d\n", READ_MULTIPLE_BLOCK);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF,
+ 0x40 | READ_MULTIPLE_BLOCK);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD1, 0xFF,
+ (u8) (data_addr >> 24));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD2, 0xFF,
+ (u8) (data_addr >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD3, 0xFF,
+ (u8) (data_addr >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD4, 0xFF,
+ (u8) data_addr);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_CALCULATE_CRC7 | SD_CHECK_CRC16 |
+ SD_NO_WAIT_BUSY_END | SD_CHECK_CRC7 |
+ SD_RSP_LEN_6);
+
+ trans_dma_enable(srb->sc_data_direction, chip,
+ sector_cnt * 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_READ_2 | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ } else {
+ retval = rts51x_send_cmd(chip, MODE_C, 50);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_sd_error(chip);
+
+ sd_set_err_code(chip, SD_TO_ERR);
+ TRACE_RET(chip, sd_parse_err_code(chip));
+ }
+
+ retval = wait_data_buf_ready(chip);
+ if (retval != STATUS_SUCCESS) {
+ sd_set_err_code(chip, SD_TO_ERR);
+ TRACE_RET(chip, sd_parse_err_code(chip));
+ }
+
+ retval = sd_send_cmd_get_rsp(chip, WRITE_MULTIPLE_BLOCK,
+ data_addr, SD_RSP_TYPE_R1,
+ NULL, 0);
+ if (retval != STATUS_SUCCESS) {
+ sd_set_err_code(chip, SD_CRC_ERR);
+ TRACE_RET(chip, sd_parse_err_code(chip));
+ }
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF,
+ SD_NO_CALCULATE_CRC7 | SD_CHECK_CRC16 |
+ SD_NO_WAIT_BUSY_END | SD_NO_CHECK_CRC7 |
+ SD_RSP_LEN_0);
+
+ trans_dma_enable(srb->sc_data_direction, chip,
+ sector_cnt * 512, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_WRITE_3 | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ sd_card->seq_mode = 1;
+ }
+
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ pipe = RCV_BULK_PIPE(chip);
+ stageflag = STAGE_DI;
+ } else {
+ pipe = SND_BULK_PIPE(chip);
+ stageflag = STAGE_DO;
+ }
+
+ retval =
+ rts51x_transfer_data_rcc(chip, pipe, scsi_sglist(srb),
+ scsi_bufflen(srb), scsi_sg_count(srb),
+ NULL, 10000, stageflag);
+ if (retval != STATUS_SUCCESS) {
+ u8 stat = 0;
+ int err = retval;
+
+ sd_print_debug_reg(chip);
+
+ rts51x_ep0_read_register(chip, SD_STAT1, &stat);
+ RTS51X_DEBUGP("SD_STAT1: 0x%x\n", stat);
+
+ rts51x_clear_sd_error(chip);
+
+ retval =
+ sd_send_cmd_get_rsp(chip, STOP_TRANSMISSION, 0,
+ SD_RSP_TYPE_R1b, NULL, 0);
+ if (retval != STATUS_SUCCESS) {
+ sd_set_err_code(chip, SD_STS_ERR);
+ TRACE_RET(chip, retval);
+ }
+
+ if (stat & (SD_CRC7_ERR | SD_CRC16_ERR | SD_CRC_WRITE_ERR)) {
+ RTS51X_DEBUGP("SD CRC error, tune clock!\n");
+ sd_auto_tune_clock(chip);
+ }
+
+ sd_card->seq_mode = 0;
+
+ TRACE_RET(chip, err);
+ }
+ retval = rts51x_get_rsp(chip, 1, 2000);
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_sd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ sd_card->pre_sec_addr = start_sector;
+ sd_card->pre_sec_cnt = sector_cnt;
+ sd_card->pre_dir = srb->sc_data_direction;
+
+ return STATUS_SUCCESS;
+}
+
+void sd_cleanup_work(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+
+ if (sd_card->seq_mode) {
+ RTS51X_DEBUGP("SD: stop transmission\n");
+ sd_stop_seq_mode(chip);
+ sd_card->counter = 0;
+ }
+}
+
+inline void sd_fill_power_off_card3v3(struct rts51x_chip *chip)
+{
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, SD_CLK_EN, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, SD_OUTPUT_EN, 0);
+ if (!chip->option.FT2_fast_mode) {
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
+ POWER_MASK | LDO_OFF,
+ POWER_OFF | LDO_OFF);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
+ POWER_MASK, POWER_OFF);
+#else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+#endif
+ }
+}
+
+int sd_power_off_card3v3(struct rts51x_chip *chip)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ sd_fill_power_off_card3v3(chip);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (!chip->option.FT2_fast_mode)
+ wait_timeout(chip->option.D3318_off_delay);
+#endif
+
+ return STATUS_SUCCESS;
+}
+
+int release_sd_card(struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+
+ RTS51X_DEBUGP("elease_sd_card\n");
+
+ chip->card_ready &= ~SD_CARD;
+ chip->card_fail &= ~SD_CARD;
+ chip->card_wp &= ~SD_CARD;
+
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status = 0;
+ sd_card->sd_erase_status = 0;
+#endif
+
+ memset(sd_card->raw_csd, 0, 16);
+ memset(sd_card->raw_scr, 0, 8);
+
+ rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
+ rts51x_write_register(chip, SD_PAD_CTL, SD_IO_USING_1V8, 0);
+ if (CHECK_PKG(chip, LQFP48) || chip->option.rts5129_D3318_off_enable)
+ sd_power_off_card3v3(chip);
+
+ rts51x_init_cmd(chip);
+ if (!(CHECK_PKG(chip, LQFP48) || chip->option.rts5129_D3318_off_enable))
+ sd_fill_power_off_card3v3(chip);
+
+ if (chip->asic_code)
+ sd_pull_ctl_disable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+ FPGA_SD_PULL_CTL_BIT | 0x20,
+ FPGA_SD_PULL_CTL_BIT);
+
+ /* Switch LDO3318 to 3.3V */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, LDO_POWER_CFG, TUNE_SD18_MASK,
+ TUNE_SD18_3V3);
+
+ if (CHK_MMC_DDR52(sd_card) && CHK_MMC_8BIT(sd_card))
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DMA1_CTL,
+ EXTEND_DMA1_ASYNC_SIGNAL,
+ EXTEND_DMA1_ASYNC_SIGNAL);
+ if (CHK_SD30_SPEED(sd_card) || CHK_MMC(sd_card))
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD30_DRIVE_SEL,
+ SD30_DRIVE_MASK, chip->option.sd30_pad_drive);
+ /* Suspend LDO3318 */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, LDO3318_PWR_MASK,
+ LDO_SUSPEND);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ wait_timeout(20);
+
+ return STATUS_SUCCESS;
+}
diff --git a/drivers/staging/rts5139/sd.h b/drivers/staging/rts5139/sd.h
new file mode 100644
index 0000000..0805edc
--- /dev/null
+++ b/drivers/staging/rts5139/sd.h
@@ -0,0 +1,304 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_SD_H
+#define __RTS51X_SD_H
+
+#include "rts51x_chip.h"
+
+#define SD_MAX_RETRY_COUNT 3
+
+#define SUPPORT_VOLTAGE 0x003C0000
+
+#define SD_RESET_FAIL 0x01
+#define MMC_RESET_FAIL 0x02
+
+/* Error Code */
+#define SD_NO_ERROR 0x0
+#define SD_CRC_ERR 0x80
+#define SD_TO_ERR 0x40
+#define SD_NO_CARD 0x20
+#define SD_BUSY 0x10
+#define SD_STS_ERR 0x08
+#define SD_RSP_TIMEOUT 0x04
+
+/* MMC/SD Command Index */
+/* Basic command (class 0) */
+#define GO_IDLE_STATE 0
+#define SEND_OP_COND 1 /* reserved for SD */
+#define ALL_SEND_CID 2
+#define SET_RELATIVE_ADDR 3
+#define SEND_RELATIVE_ADDR 3
+#define SET_DSR 4
+#define IO_SEND_OP_COND 5
+#define SWITCH 6
+#define SELECT_CARD 7
+#define DESELECT_CARD 7
+/* CMD8 is "SEND_EXT_CSD" for MMC4.x Spec
+ * while is "SEND_IF_COND" for SD 2.0 */
+#define SEND_EXT_CSD 8
+#define SEND_IF_COND 8
+/* end */
+#define SEND_CSD 9
+#define SEND_CID 10
+#define VOLTAGE_SWITCH 11
+#define READ_DAT_UTIL_STOP 11 /* reserved for SD */
+#define STOP_TRANSMISSION 12
+#define SEND_STATUS 13
+#define GO_INACTIVE_STATE 15
+
+/* Block oriented read commands (class 2) */
+#define SET_BLOCKLEN 16
+#define READ_SINGLE_BLOCK 17
+#define READ_MULTIPLE_BLOCK 18
+#define SEND_TUNING_PATTERN 19
+
+/* Bus Width Test */
+#define BUSTEST_R 14
+#define BUSTEST_W 19
+/* end */
+
+/* Block oriented write commands (class 4) */
+#define WRITE_BLOCK 24
+#define WRITE_MULTIPLE_BLOCK 25
+#define PROGRAM_CSD 27
+
+/* Erase commands */
+#define ERASE_WR_BLK_START 32
+#define ERASE_WR_BLK_END 33
+#define ERASE_CMD 38
+
+/* Block Oriented Write Protection Commands */
+#define LOCK_UNLOCK 42
+
+#define IO_RW_DIRECT 52
+
+/* Application specific commands (class 8) */
+#define APP_CMD 55
+#define GEN_CMD 56
+
+/* SD Application command Index */
+#define SET_BUS_WIDTH 6
+#define SD_STATUS 13
+#define SEND_NUM_WR_BLOCKS 22
+#define SET_WR_BLK_ERASE_COUNT 23
+#define SD_APP_OP_COND 41
+#define SET_CLR_CARD_DETECT 42
+#define SEND_SCR 51
+
+/* SD TIMEOUT function return error */
+#define SD_READ_COMPLETE 0x00
+#define SD_READ_TO 0x01
+#define SD_READ_ADVENCE 0x02
+
+/* SD v1.1 CMD6 SWITCH function */
+#define SD_CHECK_MODE 0x00
+#define SD_SWITCH_MODE 0x80
+#define SD_FUNC_GROUP_1 0x01
+#define SD_FUNC_GROUP_2 0x02
+#define SD_FUNC_GROUP_3 0x03
+#define SD_FUNC_GROUP_4 0x04
+#define SD_CHECK_SPEC_V1_1 0xFF
+
+/* SD Command Argument */
+#define NO_ARGUMENT 0x00
+#define CHECK_PATTERN 0x000000AA
+#define VOLTAGE_SUPPLY_RANGE 0x00000100 /* 2.7~3.6V */
+#define SUPPORT_HIGH_AND_EXTENDED_CAPACITY 0x40000000
+#define SUPPORT_MAX_POWER_PERMANCE 0x10000000
+#define SUPPORT_1V8 0x01000000
+
+/* Switch Command Error Code */
+#define SWTICH_NO_ERR 0x00
+#define CARD_NOT_EXIST 0x01
+#define SPEC_NOT_SUPPORT 0x02
+#define CHECK_MODE_ERR 0x03
+#define CHECK_NOT_READY 0x04
+#define SWITCH_CRC_ERR 0x05
+#define SWITCH_MODE_ERR 0x06
+#define SWITCH_PASS 0x07
+
+#ifdef SUPPORT_SD_LOCK
+/* CMD42 Parameter */
+#define SD_ERASE 0x08
+#define SD_LOCK 0x04
+#define SD_UNLOCK 0x00
+#define SD_CLR_PWD 0x02
+#define SD_SET_PWD 0x01
+
+#define SD_PWD_LEN 0x10
+
+/* SD lock unlock Status */
+#define SD_LOCKED 0x80 /* Global lock status */
+#define SD_LOCK_1BIT_MODE 0x40 /**/
+#define SD_PWD_EXIST 0x20
+#define SD_UNLOCK_POW_ON 0x01 /**/
+#define SD_SDR_RST 0x02 /* Reset SD30 card with current DDR mode to SDR mode. */
+/* g_bySDEraseStatus */
+#define SD_NOT_ERASE 0x00
+#define SD_UNDER_ERASING 0x01
+#define SD_COMPLETE_ERASE 0x02
+/* SD_RW FAIL status */
+#define SD_RW_FORBIDDEN 0x0F /* read/write is forbidden (SD card) */
+#endif
+/* Function Group Definition */
+/* Function Group 1 */
+#define HS_SUPPORT 0x01
+#define SDR50_SUPPORT 0x02
+#define SDR104_SUPPORT 0x03
+#define DDR50_SUPPORT 0x04
+#define HS_SUPPORT_MASK 0x02
+#define SDR50_SUPPORT_MASK 0x04
+#define SDR104_SUPPORT_MASK 0x08
+#define DDR50_SUPPORT_MASK 0x10
+#define HS_QUERY_SWITCH_OK 0x01
+#define SDR50_QUERY_SWITCH_OK 0x02
+#define SDR104_QUERY_SWITCH_OK 0x03
+#define DDR50_QUERY_SWITCH_OK 0x04
+#define HS_SWITCH_BUSY 0x02
+#define SDR50_SWITCH_BUSY 0x04
+#define SDR104_SWITCH_BUSY 0x08
+#define DDR50_SWITCH_BUSY 0x10
+#define FUNCTION_GROUP1_SUPPORT_OFFSET 0x0D
+#define FUNCTION_GROUP1_QUERY_SWITCH_OFFSET 0x10
+#define FUNCTION_GROUP1_CHECK_BUSY_OFFSET 0x1D
+/* Function Group 3 */
+#define DRIVING_TYPE_A 0x01
+#define DRIVING_TYPE_B 0x00
+#define DRIVING_TYPE_C 0x02
+#define DRIVING_TYPE_D 0x03
+#define DRIVING_TYPE_A_MASK 0x02
+#define DRIVING_TYPE_B_MASK 0x01
+#define DRIVING_TYPE_C_MASK 0x04
+#define DRIVING_TYPE_D_MASK 0x08
+#define TYPE_A_QUERY_SWITCH_OK 0x01
+#define TYPE_B_QUERY_SWITCH_OK 0x00
+#define TYPE_C_QUERY_SWITCH_OK 0x02
+#define TYPE_D_QUERY_SWITCH_OK 0x03
+#define TYPE_A_SWITCH_BUSY 0x02
+#define TYPE_B_SWITCH_BUSY 0x01
+#define TYPE_C_SWITCH_BUSY 0x04
+#define TYPE_D_SWITCH_BUSY 0x08
+#define FUNCTION_GROUP3_SUPPORT_OFFSET 0x09
+#define FUNCTION_GROUP3_QUERY_SWITCH_OFFSET 0x0F
+#define FUNCTION_GROUP3_CHECK_BUSY_OFFSET 0x19
+/* Function Group 4 */
+#define CURRENT_LIMIT_200 0x00
+#define CURRENT_LIMIT_400 0x01
+#define CURRENT_LIMIT_600 0x02
+#define CURRENT_LIMIT_800 0x03
+#define CURRENT_LIMIT_200_MASK 0x01
+#define CURRENT_LIMIT_400_MASK 0x02
+#define CURRENT_LIMIT_600_MASK 0x04
+#define CURRENT_LIMIT_800_MASK 0x08
+#define CURRENT_LIMIT_200_QUERY_SWITCH_OK 0x00
+#define CURRENT_LIMIT_400_QUERY_SWITCH_OK 0x01
+#define CURRENT_LIMIT_600_QUERY_SWITCH_OK 0x02
+#define CURRENT_LIMIT_800_QUERY_SWITCH_OK 0x03
+#define CURRENT_LIMIT_200_SWITCH_BUSY 0x01
+#define CURRENT_LIMIT_400_SWITCH_BUSY 0x02
+#define CURRENT_LIMIT_600_SWITCH_BUSY 0x04
+#define CURRENT_LIMIT_800_SWITCH_BUSY 0x08
+#define FUNCTION_GROUP4_SUPPORT_OFFSET 0x07
+#define FUNCTION_GROUP4_QUERY_SWITCH_OFFSET 0x0F
+#define FUNCTION_GROUP4_CHECK_BUSY_OFFSET 0x17
+/* Switch Function Status Offset */
+#define DATA_STRUCTURE_VER_OFFSET 0x11 /* The high offset */
+#define MAX_PHASE 15
+/* #define TOTAL_READ_PHASE 0x20 */
+/* #define TOTAL_WRITE_PHASE 0x20 */
+/* MMC v4.0 */
+/* #define MMC_52MHZ_SPEED 0x0001 */
+/* #define MMC_26MHZ_SPEED 0x0002 */
+#define MMC_8BIT_BUS 0x0010
+#define MMC_4BIT_BUS 0x0020
+/* #define MMC_SECTOR_MODE 0x0100 */
+#define MMC_SWITCH_ERR 0x80
+/* Tuning direction RX or TX */
+#define TUNE_TX 0x00
+#define TUNE_RX 0x01
+/* For Change_DCM_FreqMode Function */
+#define CHANGE_TX 0x00
+#define CHANGE_RX 0x01
+#define DCM_HIGH_FREQUENCY_MODE 0x00
+#define DCM_LOW_FREQUENCY_MODE 0x01
+#define DCM_HIGH_FREQUENCY_MODE_SET 0x0C
+#define DCM_Low_FREQUENCY_MODE_SET 0x00
+/* For Change_FPGA_SSCClock Function */
+#define MULTIPLY_BY_1 0x00
+#define MULTIPLY_BY_2 0x01
+#define MULTIPLY_BY_3 0x02
+#define MULTIPLY_BY_4 0x03
+#define MULTIPLY_BY_5 0x04
+#define MULTIPLY_BY_6 0x05
+#define MULTIPLY_BY_7 0x06
+#define MULTIPLY_BY_8 0x07
+#define MULTIPLY_BY_9 0x08
+#define MULTIPLY_BY_10 0x09
+#define DIVIDE_BY_2 0x01
+#define DIVIDE_BY_3 0x02
+#define DIVIDE_BY_4 0x03
+#define DIVIDE_BY_5 0x04
+#define DIVIDE_BY_6 0x05
+#define DIVIDE_BY_7 0x06
+#define DIVIDE_BY_8 0x07
+#define DIVIDE_BY_9 0x08
+#define DIVIDE_BY_10 0x09
+#define CHECK_SD_TRANS_FAIL(chip, retval) \
+ (((retval) != STATUS_SUCCESS) || \
+ (chip->rsp_buf[0] & SD_TRANSFER_ERR))
+/* SD Tuning Data Structure */
+/* Record continuous timing phase path */
+struct timing_phase_path {
+ int start;
+ int end;
+ int mid;
+ int len;
+};
+
+int sd_select_card(struct rts51x_chip *chip, int select);
+int reset_sd_card(struct rts51x_chip *chip);
+int sd_switch_clock(struct rts51x_chip *chip);
+void sd_stop_seq_mode(struct rts51x_chip *chip);
+int sd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt);
+void sd_cleanup_work(struct rts51x_chip *chip);
+int sd_power_off_card3v3(struct rts51x_chip *chip);
+int release_sd_card(struct rts51x_chip *chip);
+
+#ifdef SUPPORT_SD_LOCK
+int sd_update_lock_status(struct rts51x_chip *chip);
+#endif
+
+#ifdef SUPPORT_CPRM
+extern int reset_sd(struct rts51x_chip *chip);
+extern int sd_check_data0_status(struct rts51x_chip *chip);
+extern int sd_read_data(struct rts51x_chip *chip, u8 trans_mode, u8 *cmd,
+ int cmd_len, u16 byte_cnt, u16 blk_cnt, u8 bus_width,
+ u8 *buf, int buf_len, int timeout);
+#endif
+
+#endif /* __RTS51X_SD_H */
diff --git a/drivers/staging/rts5139/sd_cprm.c b/drivers/staging/rts5139/sd_cprm.c
new file mode 100644
index 0000000..407cd43
--- /dev/null
+++ b/drivers/staging/rts5139/sd_cprm.c
@@ -0,0 +1,1215 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "rts51x_chip.h"
+#include "sd.h"
+
+#ifdef SUPPORT_CPRM
+
+static inline int get_rsp_type(u8 rsp_code, u8 *rsp_type, int *rsp_len)
+{
+ if (!rsp_type || !rsp_len)
+ return STATUS_FAIL;
+
+ switch (rsp_code) {
+ case 0x03:
+ *rsp_type = SD_RSP_TYPE_R0; /* no response */
+ *rsp_len = 0;
+ break;
+
+ case 0x04:
+ *rsp_type = SD_RSP_TYPE_R1; /* R1,R6(,R4,R5) */
+ *rsp_len = 6;
+ break;
+
+ case 0x05:
+ *rsp_type = SD_RSP_TYPE_R1b; /* R1b */
+ *rsp_len = 6;
+ break;
+
+ case 0x06:
+ *rsp_type = SD_RSP_TYPE_R2; /* R2 */
+ *rsp_len = 17;
+ break;
+
+ case 0x07:
+ *rsp_type = SD_RSP_TYPE_R3; /* R3 */
+ *rsp_len = 6;
+ break;
+
+ default:
+ return STATUS_FAIL;
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int soft_reset_sd_card(struct rts51x_chip *chip)
+{
+ return reset_sd(chip);
+}
+
+int ext_sd_send_cmd_get_rsp(struct rts51x_chip *chip, u8 cmd_idx,
+ u32 arg, u8 rsp_type, u8 *rsp, int rsp_len,
+ int special_check)
+{
+ int retval;
+ int timeout = 50;
+ u16 reg_addr;
+ u8 buf[17], stat;
+ int len = 2;
+ int rty_cnt = 0;
+
+ RTS51X_DEBUGP("EXT SD/MMC CMD %d\n", cmd_idx);
+
+ if (rsp_type == SD_RSP_TYPE_R1b)
+ timeout = 3000;
+
+RTY_SEND_CMD:
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF, 0x40 | cmd_idx);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD1, 0xFF, (u8) (arg >> 24));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD2, 0xFF, (u8) (arg >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD3, 0xFF, (u8) (arg >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD4, 0xFF, (u8) arg);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF, rsp_type);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
+ 0x01, PINGPONG_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER,
+ 0xFF, SD_TM_CMD_RSP | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER, SD_TRANSFER_END,
+ SD_TRANSFER_END);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, SD_STAT1, 0, 0);
+
+ if (CHECK_USB(chip, USB_20)) {
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ for (reg_addr = PPBUF_BASE2;
+ reg_addr < PPBUF_BASE2 + 16; reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0,
+ 0);
+ }
+ len = 19;
+ } else if (rsp_type != SD_RSP_TYPE_R0) {
+ /* Read data from SD_CMDx registers */
+ for (reg_addr = SD_CMD0; reg_addr <= SD_CMD4;
+ reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0,
+ 0);
+ }
+ len = 8;
+ } else {
+ len = 3;
+ }
+ rts51x_add_cmd(chip, READ_REG_CMD, SD_CMD5, 0, 0);
+ } else {
+ len = 2;
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, len, timeout);
+
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ rts51x_clear_sd_error(chip);
+
+ if (retval == STATUS_TIMEDOUT) {
+ if (rsp_type & SD_WAIT_BUSY_END) {
+ retval = sd_check_data0_status(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+ }
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (rsp_type == SD_RSP_TYPE_R0)
+ return STATUS_SUCCESS;
+
+ if (CHECK_USB(chip, USB_20)) {
+ rts51x_read_rsp_buf(chip, 2, buf, len - 2);
+ } else {
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ reg_addr = PPBUF_BASE2;
+ len = 16;
+ } else {
+ reg_addr = SD_CMD0;
+ len = 5;
+ }
+ retval =
+ rts51x_seq_read_register(chip, reg_addr,
+ (unsigned short)len, buf);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ RTS51X_READ_REG(chip, SD_CMD5, buf + len);
+ }
+ stat = chip->rsp_buf[1];
+
+ if ((buf[0] & 0xC0) != 0)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (!(rsp_type & SD_NO_CHECK_CRC7)) {
+ if (stat & SD_CRC7_ERR) {
+ if (cmd_idx == WRITE_MULTIPLE_BLOCK)
+ TRACE_RET(chip, STATUS_FAIL);
+ if (rty_cnt < SD_MAX_RETRY_COUNT) {
+ wait_timeout(20);
+ rty_cnt++;
+ goto RTY_SEND_CMD;
+ } else {
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ if ((cmd_idx == SELECT_CARD) || (cmd_idx == APP_CMD) ||
+ (cmd_idx == SEND_STATUS) || (cmd_idx == STOP_TRANSMISSION)) {
+ if ((cmd_idx != STOP_TRANSMISSION) && (special_check == 0)) {
+ if (buf[1] & 0x80)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#ifdef SUPPORT_SD_LOCK
+ if (buf[1] & 0x7D) {
+#else
+ if (buf[1] & 0x7F) {
+#endif
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ if (buf[2] & 0xF8)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (cmd_idx == SELECT_CARD) {
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ if ((buf[3] & 0x1E) != 0x04)
+ TRACE_RET(chip, STATUS_FAIL);
+ } else if (rsp_type == SD_RSP_TYPE_R2) {
+ if ((buf[3] & 0x1E) != 0x03)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ if (rsp && rsp_len)
+ memcpy(rsp, buf, rsp_len);
+
+ return STATUS_SUCCESS;
+}
+
+int ext_sd_get_rsp(struct rts51x_chip *chip, int len, u8 * rsp, u8 rsp_type)
+{
+ int retval, rsp_len;
+ u16 reg_addr;
+
+ if (rsp_type == SD_RSP_TYPE_R0)
+ return STATUS_SUCCESS;
+
+ rts51x_init_cmd(chip);
+
+ if (rsp_type == SD_RSP_TYPE_R2) {
+ for (reg_addr = PPBUF_BASE2; reg_addr < PPBUF_BASE2 + 16;
+ reg_addr++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0xFF, 0);
+ }
+ rsp_len = 17;
+ } else if (rsp_type != SD_RSP_TYPE_R0) {
+ for (reg_addr = SD_CMD0; reg_addr <= SD_CMD4; reg_addr++)
+ rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0xFF, 0);
+ rsp_len = 6;
+ }
+ rts51x_add_cmd(chip, READ_REG_CMD, SD_CMD5, 0xFF, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, rsp_len, 100);
+
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (rsp) {
+ int min_len = (rsp_len < len) ? rsp_len : len;
+
+ memcpy(rsp, rts51x_get_rsp_data(chip), min_len);
+
+ RTS51X_DEBUGP("min_len = %d\n", min_len);
+ RTS51X_DEBUGP("Response in cmd buf: 0x%x 0x%x 0x%x 0x%x\n",
+ rsp[0], rsp[1], rsp[2], rsp[3]);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int ext_sd_execute_no_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 standby, u8 acmd, u8 rsp_code,
+ u32 arg)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval, rsp_len;
+ u8 rsp_type;
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ retval = get_rsp_type(rsp_code, &rsp_type, &rsp_len);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ sd_card->last_rsp_type = rsp_type;
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+#ifdef SUPPORT_SD_LOCK
+ if ((sd_card->sd_lock_status & SD_LOCK_1BIT_MODE) == 0) {
+ if (CHK_MMC_8BIT(sd_card)) {
+ retval =
+ rts51x_write_register(chip, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_8);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else if (CHK_SD(sd_card) || CHK_MMC_4BIT(sd_card)) {
+ retval =
+ rts51x_write_register(chip, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_4);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+#else
+ /* Set H/W SD/MMC Bus Width */
+ rts51x_write_register(chip, SD_CFG1, 0x03, SD_BUS_WIDTH_4);
+#endif
+
+ if (standby) {
+ retval = sd_select_card(chip, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Cmd_Failed);
+ }
+
+ if (acmd) {
+ retval =
+ ext_sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Cmd_Failed);
+ }
+
+ retval = ext_sd_send_cmd_get_rsp(chip, cmd_idx, arg, rsp_type,
+ sd_card->rsp, rsp_len, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Cmd_Failed);
+
+ if (standby) {
+ retval = sd_select_card(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Cmd_Failed);
+ }
+#ifdef SUPPORT_SD_LOCK
+ /* Get SD lock status */
+ retval = sd_update_lock_status(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Cmd_Failed);
+#endif
+
+ return TRANSPORT_GOOD;
+
+SD_Execute_Cmd_Failed:
+ sd_card->pre_cmd_err = 1;
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ release_sd_card(chip);
+ do_reset_sd_card(chip);
+ if (!(chip->card_ready & SD_CARD))
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+
+ TRACE_RET(chip, TRANSPORT_FAILED);
+}
+
+int ext_sd_execute_read_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 cmd12, u8 standby,
+ u8 acmd, u8 rsp_code, u32 arg, u32 data_len,
+ void *data_buf, unsigned int buf_len, int use_sg)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval, rsp_len, i;
+ int cmd13_checkbit = 0, read_err = 0;
+ u8 rsp_type, bus_width;
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ retval = get_rsp_type(rsp_code, &rsp_type, &rsp_len);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ sd_card->last_rsp_type = rsp_type;
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+#ifdef SUPPORT_SD_LOCK
+ if ((sd_card->sd_lock_status & SD_LOCK_1BIT_MODE) == 0) {
+ if (CHK_MMC_8BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_8;
+ else if (CHK_SD(sd_card) || CHK_MMC_4BIT(sd_card))
+ bus_width = SD_BUS_WIDTH_4;
+ else
+ bus_width = SD_BUS_WIDTH_1;
+ } else {
+ bus_width = SD_BUS_WIDTH_4;
+ }
+ RTS51X_DEBUGP("bus_width = %d\n", bus_width);
+#else
+ bus_width = SD_BUS_WIDTH_4;
+#endif
+
+ if (data_len < 512) {
+ retval = ext_sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, data_len,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ if (standby) {
+ retval = sd_select_card(chip, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ if (acmd) {
+ retval =
+ ext_sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ if (data_len <= 512) {
+ int min_len;
+ u8 *buf;
+ u16 byte_cnt, blk_cnt;
+ u8 cmd[5];
+ unsigned int offset = 0;
+ void *sg = NULL;
+
+ byte_cnt = (u16) (data_len & 0x3FF);
+ blk_cnt = 1;
+
+ cmd[0] = 0x40 | cmd_idx;
+ cmd[1] = (u8) (arg >> 24);
+ cmd[2] = (u8) (arg >> 16);
+ cmd[3] = (u8) (arg >> 8);
+ cmd[4] = (u8) arg;
+
+ buf = kmalloc(data_len, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ retval = sd_read_data(chip, SD_TM_NORMAL_READ, cmd, 5, byte_cnt,
+ blk_cnt, bus_width, buf, data_len, 2000);
+ if (retval != STATUS_SUCCESS) {
+ read_err = 1;
+ kfree(buf);
+ rts51x_write_register(chip, CARD_STOP,
+ SD_STOP | SD_CLR_ERR,
+ SD_STOP | SD_CLR_ERR);
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ min_len = min(data_len, buf_len);
+ if (use_sg)
+ rts51x_access_sglist(buf, min_len, (void *)data_buf,
+ &sg, &offset, TO_XFER_BUF);
+ else
+ memcpy(data_buf, buf, min_len);
+
+ kfree(buf);
+ } else if (!(data_len & 0x1FF)) {
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 0x02);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H,
+ 0xFF, (u8) (data_len >> 17));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L,
+ 0xFF, (u8) ((data_len & 0x0001FE00) >> 9));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD0, 0xFF,
+ 0x40 | cmd_idx);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD1, 0xFF,
+ (u8) (arg >> 24));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD2, 0xFF,
+ (u8) (arg >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD3, 0xFF,
+ (u8) (arg >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CMD4, 0xFF, (u8) arg);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG1, 0x03, bus_width);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_CFG2, 0xFF, rsp_type);
+ trans_dma_enable(DMA_FROM_DEVICE, chip, data_len, DMA_512);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_READ_2 | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+ retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
+ if (retval != STATUS_SUCCESS) {
+ read_err = 1;
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ SD_STOP | SD_CLR_ERR,
+ SD_STOP | SD_CLR_ERR);
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ retval =
+ rts51x_transfer_data_rcc(chip, RCV_BULK_PIPE(chip),
+ data_buf, buf_len, use_sg, NULL,
+ 10000, STAGE_DI);
+ if (retval != STATUS_SUCCESS) {
+ read_err = 1;
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ SD_STOP | SD_CLR_ERR,
+ SD_STOP | SD_CLR_ERR);
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+ retval = rts51x_get_rsp(chip, 1, 500);
+ if (CHECK_SD_TRANS_FAIL(chip, retval)) {
+ read_err = 1;
+ rts51x_ep0_write_register(chip, CARD_STOP,
+ SD_STOP | SD_CLR_ERR,
+ SD_STOP | SD_CLR_ERR);
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+ } else {
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ retval = ext_sd_get_rsp(chip, rsp_len, sd_card->rsp, rsp_type);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+
+ if (standby) {
+ retval = sd_select_card(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ if (cmd12) {
+ retval = ext_sd_send_cmd_get_rsp(chip, STOP_TRANSMISSION,
+ 0, SD_RSP_TYPE_R1b, NULL, 0,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+ }
+
+ if (data_len < 512) {
+ retval = ext_sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, 0x200,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+
+ rts51x_write_register(chip, SD_BYTE_CNT_H, 0xFF, 0x02);
+ rts51x_write_register(chip, SD_BYTE_CNT_L, 0xFF, 0x00);
+ }
+
+ if (standby || cmd12)
+ cmd13_checkbit = 1;
+
+ for (i = 0; i < 3; i++) {
+ retval =
+ ext_sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0,
+ cmd13_checkbit);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Read_Cmd_Failed);
+
+ return TRANSPORT_GOOD;
+
+SD_Execute_Read_Cmd_Failed:
+ sd_card->pre_cmd_err = 1;
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ if (read_err)
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ release_sd_card(chip);
+ do_reset_sd_card(chip);
+ if (!(chip->card_ready & SD_CARD))
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+
+ TRACE_RET(chip, TRANSPORT_FAILED);
+}
+
+int ext_sd_execute_write_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 cmd12, u8 standby, u8 acmd,
+ u8 rsp_code, u32 arg, u32 data_len,
+ void *data_buf, unsigned int buf_len, int use_sg)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval, rsp_len;
+ int cmd13_checkbit = 0, write_err = 0;
+ u8 rsp_type;
+ u32 i;
+#ifdef SUPPORT_SD_LOCK
+ int lock_cmd_fail = 0;
+ u8 sd_lock_state = 0;
+ u8 lock_cmd_type = 0;
+#endif
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+#ifdef SUPPORT_SD_LOCK
+ if (cmd_idx == LOCK_UNLOCK) {
+ sd_lock_state = sd_card->sd_lock_status;
+ sd_lock_state &= SD_LOCKED;
+ }
+#endif
+
+ retval = get_rsp_type(rsp_code, &rsp_type, &rsp_len);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ sd_card->last_rsp_type = rsp_type;
+
+ retval = sd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+#ifdef SUPPORT_SD_LOCK
+ if ((sd_card->sd_lock_status & SD_LOCK_1BIT_MODE) == 0) {
+ if (CHK_MMC_8BIT(sd_card)) {
+ retval =
+ rts51x_write_register(chip, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_8);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else if (CHK_SD(sd_card) || CHK_MMC_4BIT(sd_card)) {
+ retval =
+ rts51x_write_register(chip, SD_CFG1, 0x03,
+ SD_BUS_WIDTH_4);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ }
+#else
+ rts51x_write_register(chip, SD_CFG1, 0x03, SD_BUS_WIDTH_4);
+#endif
+
+ if (data_len < 512) {
+ retval = ext_sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, data_len,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ if (standby) {
+ retval = sd_select_card(chip, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ if (acmd) {
+ retval =
+ ext_sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ retval = ext_sd_send_cmd_get_rsp(chip, cmd_idx, arg, rsp_type,
+ sd_card->rsp, rsp_len, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ if (data_len <= 512) {
+ u8 *buf;
+ unsigned int offset = 0;
+ void *sg = NULL;
+
+ buf = kmalloc(data_len, GFP_KERNEL);
+ if (buf == NULL)
+ TRACE_RET(chip, TRANSPORT_ERROR);
+
+ if (use_sg)
+ rts51x_access_sglist(buf, data_len, (void *)data_buf,
+ &sg, &offset, FROM_XFER_BUF);
+ else
+ memcpy(buf, data_buf, data_len);
+
+#ifdef SUPPORT_SD_LOCK
+ if (cmd_idx == LOCK_UNLOCK)
+ lock_cmd_type = buf[0] & 0x0F;
+#endif
+
+ if (data_len > 256) {
+ rts51x_init_cmd(chip);
+ for (i = 0; i < 256; i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD,
+ (u16) (PPBUF_BASE2 + i), 0xFF,
+ buf[i]);
+ }
+ retval = rts51x_send_cmd(chip, MODE_C, 250);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ rts51x_init_cmd(chip);
+ for (i = 256; i < data_len; i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD,
+ (u16) (PPBUF_BASE2 + i), 0xFF,
+ buf[i]);
+ }
+ retval = rts51x_send_cmd(chip, MODE_C, 250);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+ } else {
+ rts51x_init_cmd(chip);
+ for (i = 0; i < data_len; i++) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD,
+ (u16) (PPBUF_BASE2 + i), 0xFF,
+ buf[i]);
+ }
+ retval = rts51x_send_cmd(chip, MODE_C, 250);
+ if (retval != STATUS_SUCCESS) {
+ kfree(buf);
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+ }
+
+ kfree(buf);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF,
+ (u8) ((data_len >> 8) & 0x03));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF,
+ (u8) data_len);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L, 0xFF, 0x01);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_WRITE_3 | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ retval = rts51x_get_rsp(chip, 1, 250);
+ if (CHECK_SD_TRANS_FAIL(chip, retval))
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ } else if (!(data_len & 0x1FF)) {
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_H, 0xFF, 0x02);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BYTE_CNT_L, 0xFF, 0x00);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_H,
+ 0xFF, (u8) (data_len >> 17));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_BLOCK_CNT_L,
+ 0xFF, (u8) ((data_len & 0x0001FE00) >> 9));
+
+ trans_dma_enable(DMA_TO_DEVICE, chip, data_len, DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, SD_TRANSFER, 0xFF,
+ SD_TM_AUTO_WRITE_3 | SD_TRANSFER_START);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_TRANSFER,
+ SD_TRANSFER_END, SD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ retval =
+ rts51x_transfer_data_rcc(chip, SND_BULK_PIPE(chip),
+ data_buf, buf_len, use_sg, NULL,
+ 10000, STAGE_DO);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ retval = rts51x_get_rsp(chip, 1, 10000);
+ if (CHECK_SD_TRANS_FAIL(chip, retval))
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ } else {
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ if (retval < 0) {
+ write_err = 1;
+ rts51x_write_register(chip, CARD_STOP, SD_STOP | SD_CLR_ERR,
+ SD_STOP | SD_CLR_ERR);
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+#ifdef SUPPORT_SD_LOCK
+ if (cmd_idx == LOCK_UNLOCK) {
+ if (lock_cmd_type == SD_ERASE) {
+ sd_card->sd_erase_status = SD_UNDER_ERASING;
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+ }
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, SD_BUS_STAT, SD_DAT0_STATUS,
+ SD_DAT0_STATUS);
+ retval = rts51x_send_cmd(chip, MODE_CR, 250);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ rts51x_get_rsp(chip, 1, 200); /* Don't care return value */
+
+ retval = sd_update_lock_status(chip);
+ if (retval != STATUS_SUCCESS) {
+ RTS51X_DEBUGP("Lock command fail!\n");
+ lock_cmd_fail = 1;
+ }
+ }
+#endif /* SUPPORT_SD_LOCK */
+
+ if (standby) {
+ retval = sd_select_card(chip, 1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ if (cmd12) {
+ retval = ext_sd_send_cmd_get_rsp(chip, STOP_TRANSMISSION,
+ 0, SD_RSP_TYPE_R1b, NULL, 0,
+ 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+ }
+
+ if (data_len < 512) {
+ retval = ext_sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, 0x200,
+ SD_RSP_TYPE_R1, NULL, 0, 0);
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+
+ rts51x_write_register(chip, SD_BYTE_CNT_H, 0xFF, 0x02);
+ rts51x_write_register(chip, SD_BYTE_CNT_L, 0xFF, 0x00);
+ }
+
+ if (cmd12 || standby) {
+ /* There is CMD7 or CMD12 sent before CMD13 */
+ cmd13_checkbit = 1;
+ }
+
+ for (i = 0; i < 3; i++) {
+ retval =
+ ext_sd_send_cmd_get_rsp(chip, SEND_STATUS, sd_card->sd_addr,
+ SD_RSP_TYPE_R1, NULL, 0,
+ cmd13_checkbit);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (retval != STATUS_SUCCESS)
+ TRACE_GOTO(chip, SD_Execute_Write_Cmd_Failed);
+#ifdef SUPPORT_SD_LOCK
+ if (cmd_idx == LOCK_UNLOCK) {
+ if (!lock_cmd_fail) {
+ RTS51X_DEBUGP("lock_cmd_type = 0x%x\n",
+ lock_cmd_type);
+ if (lock_cmd_type & SD_CLR_PWD)
+ sd_card->sd_lock_status &= ~SD_PWD_EXIST;
+ if (lock_cmd_type & SD_SET_PWD)
+ sd_card->sd_lock_status |= SD_PWD_EXIST;
+ }
+
+ RTS51X_DEBUGP("sd_lock_state = 0x%x,"
+ "sd_card->sd_lock_status = 0x%x\n",
+ sd_lock_state, sd_card->sd_lock_status);
+ if (sd_lock_state ^ (sd_card->sd_lock_status & SD_LOCKED)) {
+ sd_card->sd_lock_notify = 1;
+ if (sd_lock_state) {
+ if (sd_card->sd_lock_status &
+ SD_LOCK_1BIT_MODE) {
+ sd_card->sd_lock_status |=
+ (SD_UNLOCK_POW_ON | SD_SDR_RST);
+ if (CHK_SD(sd_card)) {
+ retval = reset_sd(chip);
+ if (retval != STATUS_SUCCESS) {
+ sd_card->sd_lock_status
+ &= ~(SD_UNLOCK_POW_ON |
+ SD_SDR_RST);
+ TRACE_GOTO(chip,
+ SD_Execute_Write_Cmd_Failed);
+ }
+ }
+
+ sd_card->sd_lock_status &=
+ ~(SD_UNLOCK_POW_ON | SD_SDR_RST);
+ }
+ }
+ }
+ }
+
+ if (lock_cmd_fail) {
+ scsi_set_resid(srb, 0);
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+#endif /* SUPPORT_SD_LOCK */
+
+ return TRANSPORT_GOOD;
+
+SD_Execute_Write_Cmd_Failed:
+ sd_card->pre_cmd_err = 1;
+ set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+ if (write_err)
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
+ release_sd_card(chip);
+ do_reset_sd_card(chip);
+ if (!(chip->card_ready & SD_CARD))
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+
+ TRACE_RET(chip, TRANSPORT_FAILED);
+}
+
+int sd_pass_thru_mode(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int len;
+ u8 buf[18] = {
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x0E,
+ 0x00, /* Version Number */
+ 0x00, /* WP | Media Type */
+ 0x00, /* RCA (Low byte) */
+ 0x00, /* RCA (High byte) */
+ 0x53, /* 'S' */
+ 0x44, /* 'D' */
+ 0x20, /* ' ' */
+ 0x43, /* 'C' */
+ 0x61, /* 'a' */
+ 0x72, /* 'r' */
+ 0x64, /* 'd' */
+ 0x00, /* Max LUN Number */
+ 0x00,
+ 0x00,
+ };
+
+ sd_card->pre_cmd_err = 0;
+
+ if (!(CHK_BIT(chip->lun_mc, lun))) {
+ SET_BIT(chip->lun_mc, lun);
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if ((0x53 != srb->cmnd[2]) || (0x44 != srb->cmnd[3])
+ || (0x20 != srb->cmnd[4]) || (0x43 != srb->cmnd[5])
+ || (0x61 != srb->cmnd[6]) || (0x72 != srb->cmnd[7])
+ || (0x64 != srb->cmnd[8])) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ switch (srb->cmnd[1] & 0x0F) {
+ case 0:
+ sd_card->sd_pass_thru_en = 0;
+ break;
+
+ case 1:
+ sd_card->sd_pass_thru_en = 1;
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ /* 0x01:SD Memory Card; 0x02:Other Media; 0x03:Illegal Media; */
+ buf[5] = (1 == CHK_SD(sd_card)) ? 0x01 : 0x02;
+ if (chip->card_wp & SD_CARD)
+ buf[5] |= 0x80;
+
+ buf[6] = (u8) (sd_card->sd_addr >> 16);
+ buf[7] = (u8) (sd_card->sd_addr >> 24);
+
+ buf[15] = chip->max_lun;
+
+ len = min(18, (int)scsi_bufflen(srb));
+ rts51x_set_xfer_buf(buf, len, srb);
+
+ return TRANSPORT_GOOD;
+}
+
+int sd_execute_no_data(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval;
+ u8 cmd_idx, rsp_code;
+ u8 standby = 0, acmd = 0;
+ u32 arg;
+
+ if (!sd_card->sd_pass_thru_en) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ cmd_idx = srb->cmnd[2] & 0x3F;
+ if (srb->cmnd[1] & 0x02)
+ standby = 1;
+ if (srb->cmnd[1] & 0x01)
+ acmd = 1;
+
+ arg = ((u32) srb->cmnd[3] << 24) | ((u32) srb->cmnd[4] << 16) |
+ ((u32) srb->cmnd[5] << 8) | srb->cmnd[6];
+
+ rsp_code = srb->cmnd[10];
+
+ retval =
+ ext_sd_execute_no_data(chip, lun, cmd_idx, standby, acmd, rsp_code,
+ arg);
+ scsi_set_resid(srb, 0);
+ return retval;
+}
+
+int sd_execute_read_data(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 cmd_idx, rsp_code, send_cmd12 = 0, standby = 0, acmd = 0;
+ u32 arg, data_len;
+
+ if (!sd_card->sd_pass_thru_en) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ cmd_idx = srb->cmnd[2] & 0x3F;
+ if (srb->cmnd[1] & 0x04)
+ send_cmd12 = 1;
+ if (srb->cmnd[1] & 0x02)
+ standby = 1;
+ if (srb->cmnd[1] & 0x01)
+ acmd = 1;
+
+ arg = ((u32) srb->cmnd[3] << 24) | ((u32) srb->cmnd[4] << 16) |
+ ((u32) srb->cmnd[5] << 8) | srb->cmnd[6];
+
+ data_len =
+ ((u32) srb->cmnd[7] << 16) | ((u32) srb->cmnd[8] << 8) |
+ srb->cmnd[9];
+ rsp_code = srb->cmnd[10];
+
+ retval =
+ ext_sd_execute_read_data(chip, lun, cmd_idx, send_cmd12, standby,
+ acmd, rsp_code, arg, data_len,
+ scsi_sglist(srb), scsi_bufflen(srb),
+ scsi_sg_count(srb));
+ scsi_set_resid(srb, 0);
+ return retval;
+}
+
+int sd_execute_write_data(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ int retval;
+ unsigned int lun = SCSI_LUN(srb);
+ u8 cmd_idx, rsp_code, send_cmd12 = 0, standby = 0, acmd = 0;
+ u32 data_len, arg;
+
+ if (!sd_card->sd_pass_thru_en) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ cmd_idx = srb->cmnd[2] & 0x3F;
+ if (srb->cmnd[1] & 0x04)
+ send_cmd12 = 1;
+ if (srb->cmnd[1] & 0x02)
+ standby = 1;
+ if (srb->cmnd[1] & 0x01)
+ acmd = 1;
+
+ data_len =
+ ((u32) srb->cmnd[7] << 16) | ((u32) srb->cmnd[8] << 8) |
+ srb->cmnd[9];
+ arg =
+ ((u32) srb->cmnd[3] << 24) | ((u32) srb->cmnd[4] << 16) |
+ ((u32) srb->cmnd[5] << 8) | srb->cmnd[6];
+ rsp_code = srb->cmnd[10];
+
+ retval =
+ ext_sd_execute_write_data(chip, lun, cmd_idx, send_cmd12, standby,
+ acmd, rsp_code, arg, data_len,
+ scsi_sglist(srb), scsi_bufflen(srb),
+ scsi_sg_count(srb));
+ scsi_set_resid(srb, 0);
+ return retval;
+}
+
+int sd_get_cmd_rsp(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int count;
+ u16 data_len;
+
+ if (!sd_card->sd_pass_thru_en) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ data_len = ((u16) srb->cmnd[7] << 8) | srb->cmnd[8];
+
+ if (sd_card->last_rsp_type == SD_RSP_TYPE_R0) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ } else if (sd_card->last_rsp_type == SD_RSP_TYPE_R2) {
+ count = (data_len < 17) ? data_len : 17;
+ } else {
+ count = (data_len < 6) ? data_len : 6;
+ }
+ rts51x_set_xfer_buf(sd_card->rsp, count, srb);
+
+ RTS51X_DEBUGP("Response length: %d\n", data_len);
+ RTS51X_DEBUGP("Response: 0x%x 0x%x 0x%x 0x%x\n",
+ sd_card->rsp[0], sd_card->rsp[1], sd_card->rsp[2],
+ sd_card->rsp[3]);
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+
+int sd_hw_rst(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+ struct sd_info *sd_card = &(chip->sd_card);
+ unsigned int lun = SCSI_LUN(srb);
+ int retval;
+
+ if (!sd_card->sd_pass_thru_en) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if (sd_card->pre_cmd_err) {
+ sd_card->pre_cmd_err = 0;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ if ((0x53 != srb->cmnd[2]) || (0x44 != srb->cmnd[3])
+ || (0x20 != srb->cmnd[4]) || (0x43 != srb->cmnd[5])
+ || (0x61 != srb->cmnd[6]) || (0x72 != srb->cmnd[7])
+ || (0x64 != srb->cmnd[8])) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ switch (srb->cmnd[1] & 0x0F) {
+ case 0:
+ /* SD Card Power Off -> ON and Initialization */
+#ifdef SUPPORT_SD_LOCK
+ if (0x64 == srb->cmnd[9]) {
+ /* Command Mode */
+ sd_card->sd_lock_status |= SD_SDR_RST;
+ }
+#endif /* SUPPORT_SD_LOCK */
+ retval = reset_sd_card(chip);
+ if (retval != STATUS_SUCCESS) {
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status &= ~SD_SDR_RST;
+#endif
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ sd_card->pre_cmd_err = 1;
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+#ifdef SUPPORT_SD_LOCK
+ sd_card->sd_lock_status &= ~SD_SDR_RST;
+#endif
+ break;
+
+ case 1:
+ /* reset CMD(CMD0) and Initialization
+ * (without SD Card Power Off -> ON) */
+ retval = soft_reset_sd_card(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ sd_card->pre_cmd_err = 1;
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+ break;
+
+ default:
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
+ TRACE_RET(chip, TRANSPORT_FAILED);
+ }
+
+ scsi_set_resid(srb, 0);
+ return TRANSPORT_GOOD;
+}
+#endif
diff --git a/drivers/staging/rts5139/sd_cprm.h b/drivers/staging/rts5139/sd_cprm.h
new file mode 100644
index 0000000..75e263b
--- /dev/null
+++ b/drivers/staging/rts5139/sd_cprm.h
@@ -0,0 +1,54 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_SD_CPRM_H
+#define __RTS51X_SD_CPRM_H
+
+#include "rts51x_chip.h"
+#include "sd.h"
+
+#ifdef SUPPORT_CPRM
+int ext_sd_execute_no_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 standby, u8 acmd, u8 rsp_code,
+ u32 arg);
+int ext_sd_execute_read_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 cmd12, u8 standby, u8 acmd,
+ u8 rsp_code, u32 arg, u32 data_len, void *data_buf,
+ unsigned int buf_len, int use_sg);
+int ext_sd_execute_write_data(struct rts51x_chip *chip, unsigned int lun,
+ u8 cmd_idx, u8 cmd12, u8 standby, u8 acmd,
+ u8 rsp_code, u32 arg, u32 data_len,
+ void *data_buf, unsigned int buf_len, int use_sg);
+
+int sd_pass_thru_mode(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int sd_execute_no_data(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int sd_execute_read_data(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int sd_execute_write_data(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int sd_get_cmd_rsp(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+int sd_hw_rst(struct scsi_cmnd *srb, struct rts51x_chip *chip);
+#endif
+
+#endif /* __RTS51X_SD_CPRM_H */
diff --git a/drivers/staging/rts5139/trace.h b/drivers/staging/rts5139/trace.h
new file mode 100644
index 0000000..0584b8a
--- /dev/null
+++ b/drivers/staging/rts5139/trace.h
@@ -0,0 +1,137 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_TRACE_H
+#define __RTS51X_TRACE_H
+
+#include "debug.h"
+
+#define _MSG_TRACE
+
+#ifdef _MSG_TRACE
+static inline char *filename(char *path)
+{
+ char *ptr;
+
+ if (path == NULL)
+ return NULL;
+
+ ptr = path;
+
+ while (*ptr != '\0') {
+ if ((*ptr == '\\') || (*ptr == '/'))
+ path = ptr + 1;
+ ptr++;
+ }
+
+ return path;
+}
+
+#define TRACE_RET(chip, ret) \
+do { \
+ char *_file = filename((char *)__FILE__); \
+ RTS51X_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__); \
+ (chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__); \
+ strncpy((chip)->trace_msg[(chip)->msg_idx].func, \
+ __func__, MSG_FUNC_LEN-1); \
+ strncpy((chip)->trace_msg[(chip)->msg_idx].file, \
+ _file, MSG_FILE_LEN-1); \
+ get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf,\
+ TIME_VAL_LEN); \
+ (chip)->trace_msg[(chip)->msg_idx].valid = 1; \
+ (chip)->msg_idx++; \
+ if ((chip)->msg_idx >= TRACE_ITEM_CNT) { \
+ (chip)->msg_idx = 0; \
+ } \
+ return ret; \
+} while (0)
+
+#define TRACE_GOTO(chip, label) \
+do { \
+ char *_file = filename((char *)__FILE__); \
+ RTS51X_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__); \
+ (chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__); \
+ strncpy((chip)->trace_msg[(chip)->msg_idx].func, \
+ __func__, MSG_FUNC_LEN-1); \
+ strncpy((chip)->trace_msg[(chip)->msg_idx].file, \
+ _file, MSG_FILE_LEN-1); \
+ get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf,\
+ TIME_VAL_LEN); \
+ (chip)->trace_msg[(chip)->msg_idx].valid = 1; \
+ (chip)->msg_idx++; \
+ if ((chip)->msg_idx >= TRACE_ITEM_CNT) { \
+ (chip)->msg_idx = 0; \
+ } \
+ goto label; \
+} while (0)
+#else
+#define TRACE_RET(chip, ret) return (ret)
+#define TRACE_GOTO(chip, label) goto label
+#endif
+
+#ifdef CONFIG_RTS5139_DEBUG
+static inline void rts51x_dump(u8 *buf, int buf_len)
+{
+ int i;
+ u8 tmp[16] = { 0 };
+ u8 *_ptr = buf;
+
+ for (i = 0; i < ((buf_len) / 16); i++) {
+ RTS51X_DEBUGP("%02x %02x %02x %02x %02x %02x %02x %02x "
+ "%02x %02x %02x %02x %02x %02x %02x %02x\n",
+ _ptr[0], _ptr[1], _ptr[2], _ptr[3], _ptr[4],
+ _ptr[5], _ptr[6], _ptr[7], _ptr[8], _ptr[9],
+ _ptr[10], _ptr[11], _ptr[12], _ptr[13], _ptr[14],
+ _ptr[15]);
+ _ptr += 16;
+ }
+ if ((buf_len) % 16) {
+ memcpy(tmp, _ptr, (buf_len) % 16);
+ _ptr = tmp;
+ RTS51X_DEBUGP("%02x %02x %02x %02x %02x %02x %02x %02x "
+ "%02x %02x %02x %02x %02x %02x %02x %02x\n",
+ _ptr[0], _ptr[1], _ptr[2], _ptr[3], _ptr[4],
+ _ptr[5], _ptr[6], _ptr[7], _ptr[8], _ptr[9],
+ _ptr[10], _ptr[11], _ptr[12], _ptr[13], _ptr[14],
+ _ptr[15]);
+ }
+}
+
+#define RTS51X_DUMP(buf, buf_len) \
+ rts51x_dump((u8 *)(buf), (buf_len))
+
+#define CATCH_TRIGGER(chip) \
+do { \
+ rts51x_ep0_write_register((chip), 0xFC31, 0x01, 0x01); \
+ RTS51X_DEBUGP("Catch trigger!\n"); \
+} while (0)
+
+#else
+#define RTS51X_DUMP(buf, buf_len)
+#define CATCH_TRIGGER(chip)
+#endif
+
+#endif /* __RTS51X_TRACE_H */
diff --git a/drivers/staging/rts5139/xd.c b/drivers/staging/rts5139/xd.c
new file mode 100644
index 0000000..39c4524
--- /dev/null
+++ b/drivers/staging/rts5139/xd.c
@@ -0,0 +1,2254 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "xd.h"
+
+static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no);
+static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
+ u8 start_page, u8 end_page);
+
+static inline void xd_set_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+
+ xd_card->err_code = err_code;
+}
+
+static inline int xd_check_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+
+ return (xd_card->err_code == err_code);
+}
+
+static int xd_set_init_para(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+
+ if (chip->asic_code)
+ xd_card->xd_clock = 47;
+ else
+ xd_card->xd_clock = CLK_50;
+
+ retval = switch_clock(chip, xd_card->xd_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_switch_clock(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+
+ retval = rts51x_select_card(chip, XD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = switch_clock(chip, xd_card->xd_clock);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_read_id(struct rts51x_chip *chip, u8 id_cmd, u8 *id_buf,
+ u8 buf_len)
+{
+ int retval, i;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, id_cmd);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_READ_ID);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ for (i = 0; i < 4; i++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_ADDRESS1 + i), 0,
+ 0);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 20);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 5, 20);
+
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ if (id_buf && buf_len) {
+ if (buf_len > 4)
+ buf_len = 4;
+ rts51x_read_rsp_buf(chip, 1, id_buf, buf_len);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static void xd_assign_phy_addr(struct rts51x_chip *chip, u32 addr, u8 mode)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+
+ switch (mode) {
+ case XD_RW_ADDR:
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
+ (u8) addr);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
+ (u8) (addr >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS3, 0xFF,
+ (u8) (addr >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
+ xd_card->addr_cycle | XD_CALC_ECC |
+ XD_BA_NO_TRANSFORM);
+ break;
+
+ case XD_ERASE_ADDR:
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF,
+ (u8) addr);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
+ (u8) (addr >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
+ (u8) (addr >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
+ (xd_card->addr_cycle - 1) |
+ XD_CALC_ECC | XD_BA_NO_TRANSFORM);
+ break;
+
+ default:
+ break;
+ }
+}
+
+static int xd_read_redundant(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
+ int buf_len)
+{
+ int retval, i;
+
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_READ_REDUNDANT);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ for (i = 0; i < 6; i++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_PAGE_STATUS + i),
+ 0, 0);
+ }
+ for (i = 0; i < 4; i++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_RESERVED0 + i), 0,
+ 0);
+ }
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_PARITY, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 11, 500);
+
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ if (buf && buf_len) {
+ if (buf_len > 11)
+ buf_len = 11;
+ rts51x_read_rsp_buf(chip, 1, buf, buf_len);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_read_data_from_ppb(struct rts51x_chip *chip, int offset, u8 *buf,
+ int buf_len)
+{
+ int retval, i;
+
+ if (!buf || (buf_len <= 0))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ for (i = 0; i < buf_len; i++) {
+ rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + offset + i, 0,
+ 0);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, buf_len, 200);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_read_rsp_buf(chip, 0, buf, buf_len);
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_read_cis(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
+ int buf_len)
+{
+ int retval;
+ u8 reg;
+
+ if (!buf || (buf_len < 10))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
+ XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_READ_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END | XD_PPB_EMPTY,
+ XD_TRANSFER_END | XD_PPB_EMPTY);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, 500);
+ if (retval == STATUS_TIMEDOUT) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ RTS51X_READ_REG(chip, XD_PAGE_STATUS, ®);
+ if (reg != XD_GPG) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ RTS51X_READ_REG(chip, XD_CTL, ®);
+
+ if (!(reg & XD_ECC1_ERROR) || !(reg & XD_ECC1_UNCORRECTABLE)) {
+ retval = xd_read_data_from_ppb(chip, 0, buf, buf_len);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (reg & XD_ECC1_ERROR) { /* correctable error */
+ u8 ecc_bit, ecc_byte;
+
+ RTS51X_READ_REG(chip, XD_ECC_BIT1, &ecc_bit);
+ RTS51X_READ_REG(chip, XD_ECC_BYTE1, &ecc_byte);
+
+ RTS51X_DEBUGP("ECC_BIT1 = 0x%x, ECC_BYTE1 = 0x%x\n",
+ ecc_bit, ecc_byte);
+ if (ecc_byte < buf_len) {
+ RTS51X_DEBUGP("Before correct: 0x%x\n",
+ buf[ecc_byte]);
+ buf[ecc_byte] ^= (1 << ecc_bit);
+ RTS51X_DEBUGP("After correct: 0x%x\n",
+ buf[ecc_byte]);
+ }
+ }
+ } else if (!(reg & XD_ECC2_ERROR) || !(reg & XD_ECC2_UNCORRECTABLE)) {
+ RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
+ XD_STOP | XD_CLR_ERR);
+
+ retval = xd_read_data_from_ppb(chip, 256, buf, buf_len);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (reg & XD_ECC2_ERROR) {
+ u8 ecc_bit, ecc_byte;
+
+ RTS51X_READ_REG(chip, XD_ECC_BIT2, &ecc_bit);
+ RTS51X_READ_REG(chip, XD_ECC_BYTE2, &ecc_byte);
+
+ RTS51X_DEBUGP("ECC_BIT2 = 0x%x, ECC_BYTE2 = 0x%x\n",
+ ecc_bit, ecc_byte);
+ if (ecc_byte < buf_len) {
+ RTS51X_DEBUGP("Before correct: 0x%x\n",
+ buf[ecc_byte]);
+ buf[ecc_byte] ^= (1 << ecc_bit);
+ RTS51X_DEBUGP("After correct: 0x%x\n",
+ buf[ecc_byte]);
+ }
+ }
+ } else {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static void xd_pull_ctl_disable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+ }
+}
+
+static void xd_pull_ctl_enable(struct rts51x_chip *chip)
+{
+ if (CHECK_PKG(chip, LQFP48)) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xAA);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xA5);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x59);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+ }
+}
+
+static int reset_xd(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval, i, j;
+ u8 id_buf[4], redunt[11];
+
+ retval = rts51x_select_card(chip, XD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, 0xFF,
+ XD_PGSTS_NOT_FF);
+ if (chip->asic_code)
+ xd_pull_ctl_disable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
+ (FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN3));
+
+ if (!chip->option.FT2_fast_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_INIT, XD_NO_AUTO_PWR_OFF,
+ 0);
+ if (CHECK_PKG(chip, LQFP48) ||
+ chip->option.rts5129_D3318_off_enable) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
+ DV3318_AUTO_PWR_OFF,
+ DV3318_AUTO_PWR_OFF);
+ }
+ }
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
+ if (!chip->option.FT2_fast_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ if (!chip->option.FT2_fast_mode) {
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable) {
+ rts51x_write_register(chip, CARD_PWR_CTL,
+ LDO_OFF, LDO_OFF);
+ }
+#endif
+
+ wait_timeout(250);
+
+#ifdef SD_XD_IO_FOLLOW_PWR
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable) {
+ rts51x_init_cmd(chip);
+ if (chip->asic_code) {
+ xd_pull_ctl_enable(chip);
+ } else {
+ rts51x_add_cmd(chip, WRITE_REG_CMD,
+ FPGA_PULL_CTL, 0xFF,
+ (FPGA_XD_PULL_CTL_EN1 &
+ FPGA_XD_PULL_CTL_EN2));
+ }
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#endif
+
+ retval = card_power_on(chip, XD_CARD);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+#ifdef SUPPORT_OCP
+ wait_timeout(50);
+ rts51x_get_card_status(chip, &(chip->card_status));
+ chip->ocp_stat = (chip->card_status >> 4) & 0x03;
+
+ if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
+ RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
+ chip->ocp_stat);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#endif
+ }
+
+ rts51x_init_cmd(chip);
+
+ if (chip->asic_code)
+ xd_pull_ctl_enable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
+ (FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN2));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN,
+ XD_OUTPUT_EN);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CTL, XD_CE_DISEN, XD_CE_DISEN);
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if (!chip->option.FT2_fast_mode)
+ wait_timeout(200);
+
+ retval = xd_set_init_para(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+ /* Read ID to check if the timing setting is right */
+ for (i = 0; i < 4; i++) {
+ u8 xd_dat, xd_ctl;
+
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DTCTL, 0xFF,
+ XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP *
+ (2 + i + chip->option.xd_rw_step)
+ + XD_TIME_RWN_STEP * (i + chip->option.xd_rwn_step));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CATCTL, 0xFF,
+ XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP * (4 +
+ i) + XD_TIME_RWN_STEP * (3 + i));
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_RESET);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END, XD_TRANSFER_END);
+
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ retval = rts51x_get_rsp(chip, 3, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ xd_dat = chip->rsp_buf[1];
+ xd_ctl = chip->rsp_buf[2];
+ RTS51X_DEBUGP("XD_DAT: 0x%x, XD_CTL: 0x%x\n", xd_dat, xd_ctl);
+
+ if (((xd_dat & READY_FLAG) != READY_STATE)
+ || !(xd_ctl & XD_RDY))
+ continue;
+
+ retval = xd_read_id(chip, READ_ID, id_buf, 4);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ RTS51X_DEBUGP("READ_ID: 0x%x 0x%x 0x%x 0x%x\n",
+ id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
+
+ xd_card->device_code = id_buf[1];
+
+ switch (xd_card->device_code) {
+ case XD_4M_X8_512_1:
+ case XD_4M_X8_512_2:
+ xd_card->block_shift = 4; /* 16 pages per block */
+ xd_card->page_off = 0x0F;
+ xd_card->addr_cycle = 3;
+ xd_card->zone_cnt = 1;
+ xd_card->capacity = 8000; /* 500 * 2 ^ 4 */
+ XD_SET_4MB(xd_card);
+ break;
+ case XD_8M_X8_512:
+ xd_card->block_shift = 4;
+ xd_card->page_off = 0x0F;
+ xd_card->addr_cycle = 3;
+ xd_card->zone_cnt = 1;
+ xd_card->capacity = 16000; /* 1000 * 2 ^ 4 */
+ break;
+ case XD_16M_X8_512:
+ XD_PAGE_512(xd_card); /* 32 pages per block */
+ xd_card->addr_cycle = 3;
+ xd_card->zone_cnt = 1;
+ xd_card->capacity = 32000; /* 1000 * 2 ^ 5 */
+ break;
+ case XD_32M_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 3;
+ xd_card->zone_cnt = 2;
+ xd_card->capacity = 64000; /* 2000 * 2 ^ 5 */
+ break;
+ case XD_64M_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 4;
+ xd_card->capacity = 128000; /* 4000 * 2 ^ 5 */
+ break;
+ case XD_128M_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 8;
+ xd_card->capacity = 256000; /* 8000 * 2 ^ 5 */
+ break;
+ case XD_256M_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 16;
+ xd_card->capacity = 512000; /* 16000 * 2 ^ 5 */
+ break;
+ case XD_512M_X8:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 32;
+ xd_card->capacity = 1024000; /* 32000 * 2 ^ 5 */
+ break;
+ case xD_1G_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 64;
+ xd_card->capacity = 2048000; /* 64000 * 2 ^ 5 */
+ break;
+ case xD_2G_X8_512:
+ XD_PAGE_512(xd_card);
+ xd_card->addr_cycle = 4;
+ xd_card->zone_cnt = 128;
+ xd_card->capacity = 4096000; /* 128000 * 2 ^ 5 */
+ break;
+ default:
+ continue;
+ }
+
+ /* Confirm timing setting */
+ for (j = 0; j < 10; j++) {
+ retval = xd_read_id(chip, READ_ID, id_buf, 4);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (id_buf[1] != xd_card->device_code)
+ break;
+ }
+
+ /* Current timing pass */
+ if (j == 10)
+ break;
+ }
+
+ if (i == 4) {
+ xd_card->block_shift = 0;
+ xd_card->page_off = 0;
+ xd_card->addr_cycle = 0;
+ xd_card->capacity = 0;
+
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = xd_read_id(chip, READ_xD_ID, id_buf, 4);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ RTS51X_DEBUGP("READ_xD_ID: 0x%x 0x%x 0x%x 0x%x\n",
+ id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
+ if (id_buf[2] != XD_ID_CODE)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ /* Search CIS block */
+ for (i = 0; i < 24; i++) {
+ u32 page_addr;
+
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ page_addr = (u32) i << xd_card->block_shift;
+
+ for (j = 0; j < 3; j++) {
+ retval = xd_read_redundant(chip, page_addr, redunt, 11);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (j == 3)
+ continue;
+
+ if (redunt[BLOCK_STATUS] != XD_GBLK)
+ continue;
+
+ j = 0;
+ /* Check page status */
+ if (redunt[PAGE_STATUS] != XD_GPG) {
+ for (j = 1; j <= 8; j++) {
+ retval =
+ xd_read_redundant(chip, page_addr + j,
+ redunt, 11);
+ if (retval == STATUS_SUCCESS) {
+ if (redunt[PAGE_STATUS] == XD_GPG)
+ break;
+ }
+ }
+
+ if (j == 9)
+ break;
+ }
+
+ if ((redunt[BLOCK_STATUS] == XD_GBLK)
+ && (redunt[PARITY] & XD_BA1_ALL0)) {
+ u8 buf[10];
+
+ page_addr += j;
+
+ retval = xd_read_cis(chip, page_addr, buf, 10);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if ((buf[0] == 0x01) && (buf[1] == 0x03)
+ && (buf[2] == 0xD9)
+ && (buf[3] == 0x01) && (buf[4] == 0xFF)
+ && (buf[5] == 0x18) && (buf[6] == 0x02)
+ && (buf[7] == 0xDF) && (buf[8] == 0x01)
+ && (buf[9] == 0x20)) {
+ xd_card->cis_block = (u16) i;
+ }
+ }
+
+ break;
+ }
+
+ RTS51X_DEBUGP("CIS block: 0x%x\n", xd_card->cis_block);
+ if (xd_card->cis_block == 0xFFFF)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ chip->capacity[chip->card2lun[XD_CARD]] = xd_card->capacity;
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_check_data_blank(u8 *redunt)
+{
+ int i;
+
+ for (i = 0; i < 6; i++) {
+ if (redunt[PAGE_STATUS + i] != 0xFF)
+ return 0;
+ }
+
+ if ((redunt[PARITY] & (XD_ECC1_ALL1 | XD_ECC2_ALL1)) !=
+ (XD_ECC1_ALL1 | XD_ECC2_ALL1))
+ return 0;
+
+ for (i = 0; i < 4; i++) {
+ if (redunt[RESERVED0 + i] != 0xFF)
+ return 0;
+ }
+
+ return 1;
+}
+
+static u16 xd_load_log_block_addr(u8 *redunt)
+{
+ u16 addr = 0xFFFF;
+
+ if (redunt[PARITY] & XD_BA1_BA2_EQL)
+ addr =
+ ((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
+ else if (redunt[PARITY] & XD_BA1_VALID)
+ addr =
+ ((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
+ else if (redunt[PARITY] & XD_BA2_VALID)
+ addr =
+ ((u16) redunt[BLOCK_ADDR2_H] << 8) | redunt[BLOCK_ADDR2_L];
+
+ return addr;
+}
+
+static int xd_init_l2p_tbl(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int size, i;
+
+ RTS51X_DEBUGP("xd_init_l2p_tbl: zone_cnt = %d\n", xd_card->zone_cnt);
+
+ if (xd_card->zone_cnt < 1)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ size = xd_card->zone_cnt * sizeof(struct zone_entry);
+ RTS51X_DEBUGP("Buffer size for l2p table is %d\n", size);
+
+ xd_card->zone = vmalloc(size);
+ if (!xd_card->zone)
+ TRACE_RET(chip, STATUS_NOMEM);
+
+ for (i = 0; i < xd_card->zone_cnt; i++) {
+ xd_card->zone[i].build_flag = 0;
+ xd_card->zone[i].l2p_table = NULL;
+ xd_card->zone[i].free_table = NULL;
+ xd_card->zone[i].get_index = 0;
+ xd_card->zone[i].set_index = 0;
+ xd_card->zone[i].unused_blk_cnt = 0;
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static inline void free_zone(struct zone_entry *zone)
+{
+ RTS51X_DEBUGP("free_zone\n");
+ if (!zone)
+ return;
+ zone->build_flag = 0;
+ zone->set_index = 0;
+ zone->get_index = 0;
+ zone->unused_blk_cnt = 0;
+ if (zone->l2p_table) {
+ vfree(zone->l2p_table);
+ zone->l2p_table = NULL;
+ }
+ if (zone->free_table) {
+ vfree(zone->free_table);
+ zone->free_table = NULL;
+ }
+}
+
+static void xd_set_unused_block(struct rts51x_chip *chip, u32 phy_blk)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct zone_entry *zone;
+ int zone_no;
+
+ zone_no = (int)phy_blk >> 10;
+ if (zone_no >= xd_card->zone_cnt) {
+ RTS51X_DEBUGP("Set unused block to invalid zone"
+ "(zone_no = %d, zone_cnt = %d)\n",
+ zone_no, xd_card->zone_cnt);
+ return;
+ }
+ zone = &(xd_card->zone[zone_no]);
+
+ if (zone->free_table == NULL) {
+ if (xd_build_l2p_tbl(chip, zone_no) != STATUS_SUCCESS)
+ return;
+ }
+
+ if ((zone->set_index >= XD_FREE_TABLE_CNT)
+ || (zone->set_index < 0)) {
+ free_zone(zone);
+ RTS51X_DEBUGP("Set unused block fail, invalid set_index\n");
+ return;
+ }
+
+ RTS51X_DEBUGP("Set unused block to index %d\n", zone->set_index);
+
+ zone->free_table[zone->set_index++] = (u16) (phy_blk & 0x3ff);
+ if (zone->set_index >= XD_FREE_TABLE_CNT)
+ zone->set_index = 0;
+ zone->unused_blk_cnt++;
+}
+
+static u32 xd_get_unused_block(struct rts51x_chip *chip, int zone_no)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct zone_entry *zone;
+ u32 phy_blk;
+
+ if (zone_no >= xd_card->zone_cnt) {
+ RTS51X_DEBUGP("Get unused block from invalid zone"
+ "(zone_no = %d, zone_cnt = %d)\n",
+ zone_no, xd_card->zone_cnt);
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+ zone = &(xd_card->zone[zone_no]);
+
+ if ((zone->unused_blk_cnt == 0) ||
+ (zone->set_index == zone->get_index)) {
+ free_zone(zone);
+ RTS51X_DEBUGP("Get unused block fail,"
+ "no unused block available\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+ if ((zone->get_index >= XD_FREE_TABLE_CNT) || (zone->get_index < 0)) {
+ free_zone(zone);
+ RTS51X_DEBUGP("Get unused block fail, invalid get_index\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+
+ RTS51X_DEBUGP("Get unused block from index %d\n", zone->get_index);
+
+ phy_blk = zone->free_table[zone->get_index];
+ zone->free_table[zone->get_index++] = 0xFFFF;
+ if (zone->get_index >= XD_FREE_TABLE_CNT)
+ zone->get_index = 0;
+ zone->unused_blk_cnt--;
+
+ phy_blk += ((u32) (zone_no) << 10);
+ return phy_blk;
+}
+
+static void xd_set_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off,
+ u16 phy_off)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct zone_entry *zone;
+
+ zone = &(xd_card->zone[zone_no]);
+ zone->l2p_table[log_off] = phy_off;
+}
+
+static u32 xd_get_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct zone_entry *zone;
+ int retval;
+
+ zone = &(xd_card->zone[zone_no]);
+ if (zone->l2p_table[log_off] == 0xFFFF) {
+ u32 phy_blk = 0;
+ int i;
+
+ retval = xd_delay_write(chip);
+ if (retval != STATUS_SUCCESS) {
+ RTS51X_DEBUGP("In xd_get_l2p_tbl,"
+ "delay write fail!\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+
+ if (zone->unused_blk_cnt <= 0) {
+ RTS51X_DEBUGP("No unused block!\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+
+ for (i = 0; i < zone->unused_blk_cnt; i++) {
+ phy_blk = xd_get_unused_block(chip, zone_no);
+ if (phy_blk == BLK_NOT_FOUND) {
+ RTS51X_DEBUGP("No unused block available!\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+
+ retval =
+ xd_init_page(chip, phy_blk, log_off, 0,
+ xd_card->page_off + 1);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+ if (i >= zone->unused_blk_cnt) {
+ RTS51X_DEBUGP("No good unused block available!\n");
+ TRACE_RET(chip, BLK_NOT_FOUND);
+ }
+
+ xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (phy_blk & 0x3FF));
+ return phy_blk;
+ }
+
+ return (u32) zone->l2p_table[log_off] + ((u32) (zone_no) << 10);
+}
+
+int reset_xd_card(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+
+ memset(xd_card, 0, sizeof(struct xd_info));
+
+ xd_card->block_shift = 0;
+ xd_card->page_off = 0;
+ xd_card->addr_cycle = 0;
+ xd_card->capacity = 0;
+ xd_card->zone_cnt = 0;
+ xd_card->cis_block = 0xFFFF;
+ xd_card->delay_write.delay_write_flag = 0;
+
+ enable_card_clock(chip, XD_CARD);
+
+ retval = reset_xd(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (chip->option.reset_or_rw_fail_set_pad_drive) {
+ rts51x_write_register(chip, CARD_DRIVE_SEL,
+ SD20_DRIVE_MASK, DRIVE_8mA);
+ }
+ TRACE_RET(chip, retval);
+ }
+
+ retval = xd_init_l2p_tbl(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_mark_bad_block(struct rts51x_chip *chip, u32 phy_blk)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+ u32 page_addr;
+ u8 reg = 0;
+
+ RTS51X_DEBUGP("mark block 0x%x as bad block\n", phy_blk);
+
+ if (phy_blk == BLK_NOT_FOUND)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF,
+ XD_LATER_BBLK);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_H, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_L, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED0, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED1, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED2, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED3, 0xFF, 0xFF);
+
+ page_addr = phy_blk << xd_card->block_shift;
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ /* Specify page count */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
+ xd_card->page_off + 1);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_WRITE_REDUNDANT);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = rts51x_get_rsp(chip, 1, 100);
+
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ rts51x_ep0_read_register(chip, XD_DAT, ®);
+ if (reg & PROGRAM_ERROR)
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ else
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
+ u8 start_page, u8 end_page)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+ u32 page_addr;
+ u8 reg = 0;
+
+ RTS51X_DEBUGP("Init block 0x%x\n", phy_blk);
+
+ if (start_page > end_page)
+ TRACE_RET(chip, STATUS_FAIL);
+ if (phy_blk == BLK_NOT_FOUND)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, 0xFF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
+ (u8) (logoff >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
+ (u8) logoff);
+
+ page_addr = (phy_blk << xd_card->block_shift) + start_page;
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
+ XD_BA_TRANSFORM);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
+ (end_page - start_page));
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_WRITE_REDUNDANT);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ retval = rts51x_get_rsp(chip, 1, 500);
+
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ rts51x_ep0_read_register(chip, XD_DAT, ®);
+ if (reg & PROGRAM_ERROR) {
+ xd_mark_bad_block(chip, phy_blk);
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ } else {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ }
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_copy_page(struct rts51x_chip *chip,
+ u32 old_blk, u32 new_blk, u8 start_page, u8 end_page)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ u32 old_page, new_page;
+ u8 i, reg = 0;
+ int retval;
+
+ RTS51X_DEBUGP("Copy page from block 0x%x to block 0x%x\n", old_blk,
+ new_blk);
+
+ if (start_page > end_page)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ old_page = (old_blk << xd_card->block_shift) + start_page;
+ new_page = (new_blk << xd_card->block_shift) + start_page;
+
+ XD_CLR_BAD_NEWBLK(xd_card);
+
+ RTS51X_WRITE_REG(chip, CARD_DATA_SOURCE, 0x01, PINGPONG_BUFFER);
+
+ for (i = start_page; i < end_page; i++) {
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
+ RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
+ XD_STOP | XD_CLR_ERR);
+ xd_set_err_code(chip, XD_NO_CARD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, old_page, XD_RW_ADDR);
+
+ /* Single page read */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
+ XD_AUTO_CHK_DATA_STATUS, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_READ_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END, XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR | STAGE_XD_STATUS, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 4, 500);
+ if ((retval != STATUS_SUCCESS) ||
+ (chip->rsp_buf[2] & (XD_ECC1_ERROR | XD_ECC2_ERROR))) {
+ rts51x_clear_xd_error(chip);
+ reg = 0;
+ rts51x_ep0_read_register(chip, XD_CTL, ®);
+ if (reg & (XD_ECC1_ERROR | XD_ECC2_ERROR)) {
+ wait_timeout(100);
+
+ if (monitor_card_cd(chip, XD_CARD) ==
+ CD_NOT_EXIST) {
+ xd_set_err_code(chip, XD_NO_CARD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (((reg &
+ (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
+ == (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
+ || ((reg & (XD_ECC2_ERROR |
+ XD_ECC2_UNCORRECTABLE)) ==
+ (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
+ RTS51X_WRITE_REG(chip, XD_PAGE_STATUS,
+ 0xFF, XD_BPG);
+ RTS51X_WRITE_REG(chip, XD_BLOCK_STATUS,
+ 0xFF, XD_GBLK);
+ XD_SET_BAD_OLDBLK(xd_card);
+ RTS51X_DEBUGP("old block 0x%x"
+ "ecc error\n", old_blk);
+ }
+ } else {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ if (XD_CHK_BAD_OLDBLK(xd_card))
+ rts51x_clear_xd_error(chip);
+
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, new_page, XD_RW_ADDR);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_WRITE_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END, XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, 300);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ reg = 0;
+ rts51x_ep0_read_register(chip, XD_DAT, ®);
+ if (reg & PROGRAM_ERROR) {
+ xd_mark_bad_block(chip, new_blk);
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ XD_SET_BAD_NEWBLK(xd_card);
+ } else {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ }
+ TRACE_RET(chip, retval);
+ }
+
+ old_page++;
+ new_page++;
+ }
+
+ return STATUS_SUCCESS;
+}
+
+#ifdef XD_SPEEDUP
+static int xd_auto_copy_page(struct rts51x_chip *chip,
+ u32 old_blk, u32 new_blk,
+ u8 start_page, u8 end_page)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ u32 old_page, new_page;
+ int retval;
+ u8 page_count;
+
+ RTS51X_DEBUGP("Auto copy page from block 0x%x to block 0x%x\n",
+ old_blk, new_blk);
+
+ if (start_page > end_page)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ page_count = end_page - start_page;
+
+ if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
+ TRACE_RET(chip, STATUS_FAIL);
+
+ old_page = (old_blk << xd_card->block_shift) + start_page;
+ new_page = (new_blk << xd_card->block_shift) + start_page;
+
+ XD_CLR_BAD_NEWBLK(xd_card);
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WAITTIME, 0x03, WAIT_FF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_PAGELEN, 0xFF, page_count);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR0, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR1, 0xFF,
+ (u8) old_page);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR2, 0xFF,
+ (u8) (old_page >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR3, 0xFF,
+ (u8) (old_page >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR4, 0xFF, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR0, 0xFF, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR1, 0xFF,
+ (u8) new_page);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR2, 0xFF,
+ (u8) (new_page >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR3, 0xFF,
+ (u8) (new_page >> 16));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR4, 0xFF, 0);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ PINGPONG_BUFFER);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG,
+ XD_BA_TRANSFORM | XD_ADDR_MASK, 0 | xd_card->addr_cycle);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
+ XD_AUTO_CHK_DATA_STATUS, 0);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_COPY_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_GOTO(chip, Copy_Fail);
+ }
+
+ retval = rts51x_get_rsp(chip, 1, 800);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_GOTO(chip, Copy_Fail);
+ }
+
+ return STATUS_SUCCESS;
+
+Copy_Fail:
+ retval = xd_copy_page(chip, old_blk, new_blk, start_page, end_page);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+#endif
+
+static int xd_reset_cmd(struct rts51x_chip *chip)
+{
+ int retval;
+ u8 xd_dat, xd_ctl;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_RESET);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 3, 100);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ xd_dat = chip->rsp_buf[1];
+ xd_ctl = chip->rsp_buf[2];
+ if (((xd_dat & READY_FLAG) == READY_STATE) && (xd_ctl & XD_RDY))
+ return STATUS_SUCCESS;
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int xd_erase_block(struct rts51x_chip *chip, u32 phy_blk)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ u32 page_addr;
+ u8 reg = 0, xd_dat;
+ int i, retval;
+
+ if (phy_blk == BLK_NOT_FOUND)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ page_addr = phy_blk << xd_card->block_shift;
+
+ for (i = 0; i < 3; i++) {
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, page_addr, XD_ERASE_ADDR);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_ERASE);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END, XD_TRANSFER_END);
+ rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 2, 300);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ rts51x_ep0_read_register(chip, XD_DAT, ®);
+ if (reg & PROGRAM_ERROR) {
+ xd_mark_bad_block(chip, phy_blk);
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ } else {
+ xd_set_err_code(chip, XD_ERASE_FAIL);
+ }
+ retval = xd_reset_cmd(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ continue;
+ }
+ xd_dat = chip->rsp_buf[1];
+ if (xd_dat & PROGRAM_ERROR) {
+ xd_mark_bad_block(chip, phy_blk);
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ return STATUS_SUCCESS;
+ }
+
+ xd_mark_bad_block(chip, phy_blk);
+ xd_set_err_code(chip, XD_ERASE_FAIL);
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct zone_entry *zone;
+ int retval;
+ u32 start, end, i;
+ u16 max_logoff, cur_fst_page_logoff, cur_lst_page_logoff,
+ ent_lst_page_logoff;
+ u8 redunt[11];
+
+ RTS51X_DEBUGP("xd_build_l2p_tbl: %d\n", zone_no);
+
+ if (xd_card->zone == NULL) {
+ retval = xd_init_l2p_tbl(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ if (xd_card->zone[zone_no].build_flag) {
+ RTS51X_DEBUGP("l2p table of zone %d has been built\n",
+ zone_no);
+ return STATUS_SUCCESS;
+ }
+
+ zone = &(xd_card->zone[zone_no]);
+
+ if (zone->l2p_table == NULL) {
+ zone->l2p_table = vmalloc(2000);
+ if (zone->l2p_table == NULL)
+ TRACE_GOTO(chip, Build_Fail);
+ }
+ memset((u8 *) (zone->l2p_table), 0xff, 2000);
+
+ if (zone->free_table == NULL) {
+ zone->free_table = vmalloc(XD_FREE_TABLE_CNT * 2);
+ if (zone->free_table == NULL)
+ TRACE_GOTO(chip, Build_Fail);
+ }
+ memset((u8 *) (zone->free_table), 0xff, XD_FREE_TABLE_CNT * 2);
+
+ if (zone_no == 0) {
+ if (xd_card->cis_block == 0xFFFF)
+ start = 0;
+ else
+ start = xd_card->cis_block + 1;
+ if (XD_CHK_4MB(xd_card)) {
+ end = 0x200;
+ max_logoff = 499;
+ } else {
+ end = 0x400;
+ max_logoff = 999;
+ }
+ } else {
+ start = (u32) (zone_no) << 10;
+ end = (u32) (zone_no + 1) << 10;
+ max_logoff = 999;
+ }
+
+ RTS51X_DEBUGP("start block 0x%x, end block 0x%x\n", start, end);
+
+ zone->set_index = zone->get_index = 0;
+ zone->unused_blk_cnt = 0;
+
+ for (i = start; i < end; i++) {
+ u32 page_addr = i << xd_card->block_shift;
+ u32 phy_block;
+
+ retval = xd_read_redundant(chip, page_addr, redunt, 11);
+ if (retval != STATUS_SUCCESS)
+ continue;
+
+ if (redunt[BLOCK_STATUS] != 0xFF) {
+ RTS51X_DEBUGP("bad block\n");
+ continue;
+ }
+
+ if (xd_check_data_blank(redunt)) {
+ RTS51X_DEBUGP("blank block\n");
+ xd_set_unused_block(chip, i);
+ continue;
+ }
+
+ cur_fst_page_logoff = xd_load_log_block_addr(redunt);
+ if ((cur_fst_page_logoff == 0xFFFF)
+ || (cur_fst_page_logoff > max_logoff)) {
+ retval = xd_erase_block(chip, i);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, i);
+ continue;
+ }
+ if ((zone_no == 0) && (cur_fst_page_logoff == 0)
+ && (redunt[PAGE_STATUS] != XD_GPG))
+ XD_SET_MBR_FAIL(xd_card);
+
+ if (zone->l2p_table[cur_fst_page_logoff] == 0xFFFF) {
+ zone->l2p_table[cur_fst_page_logoff] =
+ (u16) (i & 0x3FF);
+ continue;
+ }
+
+ phy_block =
+ zone->l2p_table[cur_fst_page_logoff] +
+ ((u32) ((zone_no) << 10));
+
+ page_addr = ((i + 1) << xd_card->block_shift) - 1;
+
+ retval = xd_read_redundant(chip, page_addr, redunt, 11);
+ if (retval != STATUS_SUCCESS)
+ continue;
+
+ cur_lst_page_logoff = xd_load_log_block_addr(redunt);
+ if (cur_lst_page_logoff == cur_fst_page_logoff) {
+ int m;
+
+ page_addr =
+ ((phy_block + 1) << xd_card->block_shift) - 1;
+
+ for (m = 0; m < 3; m++) {
+ retval =
+ xd_read_redundant(chip, page_addr, redunt,
+ 11);
+ if (retval == STATUS_SUCCESS)
+ break;
+ }
+
+ if (m == 3) {
+ zone->l2p_table[cur_fst_page_logoff] =
+ (u16) (i & 0x3FF);
+ retval = xd_erase_block(chip, phy_block);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, phy_block);
+ continue;
+ }
+
+ ent_lst_page_logoff = xd_load_log_block_addr(redunt);
+ if (ent_lst_page_logoff != cur_fst_page_logoff) {
+ zone->l2p_table[cur_fst_page_logoff] =
+ (u16) (i & 0x3FF);
+ retval = xd_erase_block(chip, phy_block);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, phy_block);
+ continue;
+ } else {
+ retval = xd_erase_block(chip, i);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, i);
+ }
+ } else {
+ retval = xd_erase_block(chip, i);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, i);
+ }
+ }
+
+ if (XD_CHK_4MB(xd_card))
+ end = 500;
+ else
+ end = 1000;
+
+ i = 0;
+ for (start = 0; start < end; start++) {
+ if (zone->l2p_table[start] == 0xFFFF)
+ i++;
+ }
+
+ RTS51X_DEBUGP("Block count %d, invalid L2P entry %d\n", end, i);
+ RTS51X_DEBUGP("Total unused block: %d\n", zone->unused_blk_cnt);
+
+ if ((zone->unused_blk_cnt - i) < 1)
+ chip->card_wp |= XD_CARD;
+
+ zone->build_flag = 1;
+
+ return STATUS_SUCCESS;
+
+Build_Fail:
+ if (zone->l2p_table) {
+ vfree(zone->l2p_table);
+ zone->l2p_table = NULL;
+ }
+ if (zone->free_table) {
+ vfree(zone->free_table);
+ zone->free_table = NULL;
+ }
+
+ return STATUS_FAIL;
+}
+
+static int xd_send_cmd(struct rts51x_chip *chip, u8 cmd)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, cmd);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_SET_CMD);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval = rts51x_get_rsp(chip, 1, 200);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_read_multiple_pages(struct rts51x_chip *chip, u32 phy_blk,
+ u32 log_blk, u8 start_page, u8 end_page,
+ u8 *buf, void **ptr, unsigned int *offset)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ u32 page_addr, new_blk;
+ u16 log_off;
+ u8 reg_val, page_cnt;
+ int zone_no, retval, i;
+
+ if (start_page > end_page)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ page_cnt = end_page - start_page;
+ zone_no = (int)(log_blk / 1000);
+ log_off = (u16) (log_blk % 1000);
+
+ if ((phy_blk & 0x3FF) == 0x3FF) {
+ for (i = 0; i < 256; i++) {
+ page_addr = ((u32) i) << xd_card->block_shift;
+
+ retval = xd_read_redundant(chip, page_addr, NULL, 0);
+ if (retval == STATUS_SUCCESS)
+ break;
+
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
+ xd_set_err_code(chip, XD_NO_CARD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+ }
+
+ page_addr = (phy_blk << xd_card->block_shift) + start_page;
+
+ rts51x_init_cmd(chip);
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_PPB_TO_SIE,
+ XD_PPB_TO_SIE);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
+ XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
+
+ trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
+ DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_READ_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
+ XD_TRANSFER_END | XD_PPB_EMPTY,
+ XD_TRANSFER_END | XD_PPB_EMPTY);
+
+ retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip), (void *)buf,
+ ptr, offset, page_cnt * 512,
+ scsi_sg_count(chip->srb), NULL, 2000);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+
+ if (retval == STATUS_TIMEDOUT) {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, retval);
+ } else {
+ TRACE_GOTO(chip, Fail);
+ }
+ }
+ retval = rts51x_get_rsp(chip, 1, 200);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+
+ if (retval == STATUS_TIMEDOUT) {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, retval);
+ } else {
+ TRACE_GOTO(chip, Fail);
+ }
+ }
+
+ return STATUS_SUCCESS;
+
+Fail:
+ rts51x_ep0_read_register(chip, XD_PAGE_STATUS, ®_val);
+ RTS51X_DEBUGP("XD_PAGE_STATUS: 0x%x\n", reg_val);
+
+ if (reg_val != XD_GPG)
+ xd_set_err_code(chip, XD_PRG_ERROR);
+
+ rts51x_ep0_read_register(chip, XD_CTL, ®_val);
+ RTS51X_DEBUGP("XD_CTL: 0x%x\n", reg_val);
+
+ /* Handle uncorrectable ECC error */
+ if (((reg_val & (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
+ == (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
+ || ((reg_val & (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))
+ == (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
+ wait_timeout(100);
+
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
+ xd_set_err_code(chip, XD_NO_CARD);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ xd_set_err_code(chip, XD_ECC_ERROR);
+
+ new_blk = xd_get_unused_block(chip, zone_no);
+ if (new_blk == NO_NEW_BLK) {
+ XD_CLR_BAD_OLDBLK(xd_card);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+#ifdef XD_SPEEDUP
+ retval =
+ xd_auto_copy_page(chip, phy_blk, new_blk, 0,
+ xd_card->page_off + 1);
+#else
+ retval =
+ xd_copy_page(chip, phy_blk, new_blk, 0,
+ xd_card->page_off + 1);
+#endif
+ if (retval != STATUS_SUCCESS) {
+ if (!XD_CHK_BAD_NEWBLK(xd_card)) {
+ retval = xd_erase_block(chip, new_blk);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, new_blk);
+ } else {
+ XD_CLR_BAD_NEWBLK(xd_card);
+ }
+ XD_CLR_BAD_OLDBLK(xd_card);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
+ xd_erase_block(chip, phy_blk);
+ xd_mark_bad_block(chip, phy_blk);
+ XD_CLR_BAD_OLDBLK(xd_card);
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int xd_finish_write(struct rts51x_chip *chip,
+ u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval, zone_no;
+ u16 log_off;
+
+ RTS51X_DEBUGP("xd_finish_write, old_blk = 0x%x, new_blk = 0x%x,"
+ "log_blk = 0x%x\n", old_blk, new_blk, log_blk);
+
+ if (page_off > xd_card->page_off)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ zone_no = (int)(log_blk / 1000);
+ log_off = (u16) (log_blk % 1000);
+
+ if (old_blk == BLK_NOT_FOUND) {
+ retval = xd_init_page(chip, new_blk, log_off,
+ page_off, xd_card->page_off + 1);
+ if (retval != STATUS_SUCCESS) {
+ retval = xd_erase_block(chip, new_blk);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, new_blk);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+#ifdef XD_SPEEDUP
+ retval = xd_auto_copy_page(chip, old_blk, new_blk,
+ page_off, xd_card->page_off + 1);
+#else
+ retval = xd_copy_page(chip, old_blk, new_blk,
+ page_off, xd_card->page_off + 1);
+#endif
+ if (retval != STATUS_SUCCESS) {
+ if (!XD_CHK_BAD_NEWBLK(xd_card)) {
+ retval = xd_erase_block(chip, new_blk);
+ if (retval == STATUS_SUCCESS)
+ xd_set_unused_block(chip, new_blk);
+ }
+ XD_CLR_BAD_NEWBLK(xd_card);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ retval = xd_erase_block(chip, old_blk);
+ if (retval == STATUS_SUCCESS) {
+ if (XD_CHK_BAD_OLDBLK(xd_card)) {
+ xd_mark_bad_block(chip, old_blk);
+ XD_CLR_BAD_OLDBLK(xd_card);
+ } else {
+ /* Add source block to unused block */
+ xd_set_unused_block(chip, old_blk);
+ }
+ } else {
+ xd_set_err_code(chip, XD_NO_ERROR);
+ XD_CLR_BAD_OLDBLK(xd_card);
+ }
+ }
+
+ /* Add target block to L2P table */
+ xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_prepare_write(struct rts51x_chip *chip,
+ u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
+{
+ int retval;
+
+ RTS51X_DEBUGP("xd_prepare_write, old_blk = 0x%x, new_blk = 0x%x,"
+ "log_blk = 0x%x, page_off = %d\n",
+ old_blk, new_blk, log_blk, (int)page_off);
+
+ if (page_off) {
+#ifdef XD_SPEEDUP
+ retval = xd_auto_copy_page(chip, old_blk, new_blk, 0, page_off);
+#else
+ retval = xd_copy_page(chip, old_blk, new_blk, 0, page_off);
+#endif
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static int xd_write_multiple_pages(struct rts51x_chip *chip, u32 old_blk,
+ u32 new_blk, u32 log_blk, u8 start_page,
+ u8 end_page, u8 *buf, void **ptr,
+ unsigned int *offset)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ u32 page_addr;
+ int zone_no, retval;
+ u16 log_off;
+ u8 page_cnt, reg_val;
+
+ RTS51X_DEBUGP("xd_write_multiple_pages, old_blk = 0x%x,"
+ "new_blk = 0x%x, log_blk = 0x%x\n",
+ old_blk, new_blk, log_blk);
+
+ if (start_page > end_page)
+ TRACE_RET(chip, STATUS_FAIL);
+
+ page_cnt = end_page - start_page;
+ zone_no = (int)(log_blk / 1000);
+ log_off = (u16) (log_blk % 1000);
+
+ page_addr = (new_blk << xd_card->block_shift) + start_page;
+
+ /* Send index command */
+ retval = xd_send_cmd(chip, READ1_1);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ rts51x_init_cmd(chip);
+
+ /* Prepare redundant field */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
+ (u8) (log_off >> 8));
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
+ (u8) log_off);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, XD_GBLK);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
+
+ xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
+
+ /* Transform the block address by hardware */
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
+ XD_BA_TRANSFORM);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+ RING_BUFFER);
+
+ trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
+ DMA_512);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
+ XD_TRANSFER_START | XD_WRITE_PAGES);
+ rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
+ XD_TRANSFER_END);
+
+ retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ retval =
+ rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip), (void *)buf,
+ ptr, offset, page_cnt * 512,
+ scsi_sg_count(chip->srb), NULL, 2000);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+
+ if (retval == STATUS_TIMEDOUT) {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, retval);
+ } else {
+ TRACE_GOTO(chip, Fail);
+ }
+ }
+ retval = rts51x_get_rsp(chip, 1, 200);
+ if (retval != STATUS_SUCCESS) {
+ rts51x_clear_xd_error(chip);
+
+ if (retval == STATUS_TIMEDOUT) {
+ xd_set_err_code(chip, XD_TO_ERROR);
+ TRACE_RET(chip, retval);
+ } else {
+ TRACE_GOTO(chip, Fail);
+ }
+ }
+
+ if (end_page == (xd_card->page_off + 1)) {
+ xd_card->delay_write.delay_write_flag = 0;
+
+ if (old_blk != BLK_NOT_FOUND) {
+ retval = xd_erase_block(chip, old_blk);
+ if (retval == STATUS_SUCCESS) {
+ if (XD_CHK_BAD_OLDBLK(xd_card)) {
+ xd_mark_bad_block(chip, old_blk);
+ XD_CLR_BAD_OLDBLK(xd_card);
+ } else {
+ xd_set_unused_block(chip, old_blk);
+ }
+ } else {
+ xd_set_err_code(chip, XD_NO_ERROR);
+ XD_CLR_BAD_OLDBLK(xd_card);
+ }
+ }
+ xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
+ }
+
+ return STATUS_SUCCESS;
+
+Fail:
+ rts51x_ep0_read_register(chip, XD_DAT, ®_val);
+ RTS51X_DEBUGP("XD_DAT: 0x%x\n", reg_val);
+
+ if (reg_val & PROGRAM_ERROR) {
+ xd_set_err_code(chip, XD_PRG_ERROR);
+ xd_mark_bad_block(chip, new_blk);
+ }
+
+ TRACE_RET(chip, STATUS_FAIL);
+}
+
+int xd_delay_write(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
+ int retval;
+
+ if (delay_write->delay_write_flag) {
+ RTS51X_DEBUGP("xd_delay_write\n");
+ retval = xd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ delay_write->delay_write_flag = 0;
+ retval = xd_finish_write(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ delay_write->logblock,
+ delay_write->pageoff);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+ }
+
+ return STATUS_SUCCESS;
+}
+
+int xd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ unsigned int lun = SCSI_LUN(srb);
+ struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
+ int retval, zone_no;
+ u32 log_blk, old_blk = 0, new_blk = 0;
+ u16 log_off, total_sec_cnt = sector_cnt;
+ u8 start_page, end_page = 0, page_cnt;
+ u8 *buf;
+ void *ptr = NULL;
+ unsigned int offset = 0;
+
+ xd_set_err_code(chip, XD_NO_ERROR);
+
+ xd_card->counter = 0;
+
+ RTS51X_DEBUGP("xd_rw: scsi_bufflen = %d, scsi_sg_count = %d\n",
+ scsi_bufflen(srb), scsi_sg_count(srb));
+ RTS51X_DEBUGP("Data direction: %s\n",
+ (srb->sc_data_direction ==
+ DMA_TO_DEVICE) ? "write" : "read");
+
+ buf = (u8 *) scsi_sglist(srb);
+
+ retval = xd_switch_clock(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ log_blk = start_sector >> xd_card->block_shift;
+ start_page = (u8) start_sector & xd_card->page_off;
+ zone_no = (int)(log_blk / 1000);
+ log_off = (u16) (log_blk % 1000);
+
+ RTS51X_DEBUGP("log_blk = 0x%x\n", log_blk);
+
+ if (xd_card->zone[zone_no].build_flag == 0) {
+ retval = xd_build_l2p_tbl(chip, zone_no);
+ if (retval != STATUS_SUCCESS) {
+ chip->card_fail |= XD_CARD;
+ set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ if (delay_write->delay_write_flag &&
+ (delay_write->logblock == log_blk) &&
+ (start_page > delay_write->pageoff)) {
+ delay_write->delay_write_flag = 0;
+ if (delay_write->old_phyblock != BLK_NOT_FOUND) {
+#ifdef XD_SPEEDUP
+ retval = xd_auto_copy_page(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ delay_write->pageoff, start_page);
+#else
+ retval = xd_copy_page(chip,
+ delay_write->old_phyblock,
+ delay_write->new_phyblock,
+ delay_write->pageoff,
+ start_page);
+#endif
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ }
+ old_blk = delay_write->old_phyblock;
+ new_blk = delay_write->new_phyblock;
+ } else if (delay_write->delay_write_flag &&
+ (delay_write->logblock == log_blk) &&
+ (start_page == delay_write->pageoff)) {
+ delay_write->delay_write_flag = 0;
+ old_blk = delay_write->old_phyblock;
+ new_blk = delay_write->new_phyblock;
+ } else {
+ retval = xd_delay_write(chip);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
+ new_blk = xd_get_unused_block(chip, zone_no);
+ if ((old_blk == BLK_NOT_FOUND)
+ || (new_blk == BLK_NOT_FOUND)) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+
+ retval =
+ xd_prepare_write(chip, old_blk, new_blk, log_blk,
+ start_page);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, XD_CARD) ==
+ CD_NOT_EXIST) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, retval);
+ }
+ }
+ } else {
+ retval = xd_delay_write(chip);
+ if (retval != STATUS_SUCCESS) {
+ if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, retval);
+ }
+
+ old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
+ if (old_blk == BLK_NOT_FOUND) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ RTS51X_DEBUGP("old_blk = 0x%x\n", old_blk);
+ if (srb->sc_data_direction == DMA_TO_DEVICE)
+ RTS51X_DEBUGP("new_blk = 0x%x\n", new_blk);
+
+ while (total_sec_cnt) {
+ if ((start_page + total_sec_cnt) > (xd_card->page_off + 1))
+ end_page = xd_card->page_off + 1;
+ else
+ end_page = start_page + (u8) total_sec_cnt;
+ page_cnt = end_page - start_page;
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ retval = xd_read_multiple_pages(chip, old_blk, log_blk,
+ start_page, end_page,
+ buf, &ptr, &offset);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ } else {
+ retval =
+ xd_write_multiple_pages(chip, old_blk, new_blk,
+ log_blk, start_page,
+ end_page, buf, &ptr,
+ &offset);
+ if (retval != STATUS_SUCCESS) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ total_sec_cnt -= page_cnt;
+
+ if (total_sec_cnt == 0)
+ break;
+
+ log_blk++;
+ zone_no = (int)(log_blk / 1000);
+ log_off = (u16) (log_blk % 1000);
+
+ if (xd_card->zone[zone_no].build_flag == 0) {
+ retval = xd_build_l2p_tbl(chip, zone_no);
+ if (retval != STATUS_SUCCESS) {
+ chip->card_fail |= XD_CARD;
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_NOT_PRESENT);
+ TRACE_RET(chip, retval);
+ }
+ }
+
+ old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
+ if (old_blk == BLK_NOT_FOUND) {
+ if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+ } else {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ }
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+
+ if (srb->sc_data_direction == DMA_TO_DEVICE) {
+ new_blk = xd_get_unused_block(chip, zone_no);
+ if (new_blk == BLK_NOT_FOUND) {
+ set_sense_type(chip, lun,
+ SENSE_TYPE_MEDIA_WRITE_ERR);
+ TRACE_RET(chip, STATUS_FAIL);
+ }
+ }
+
+ start_page = 0;
+ }
+
+ if ((srb->sc_data_direction == DMA_TO_DEVICE) &&
+ (end_page != (xd_card->page_off + 1))) {
+ delay_write->delay_write_flag = 1;
+ delay_write->old_phyblock = old_blk;
+ delay_write->new_phyblock = new_blk;
+ delay_write->logblock = log_blk;
+ delay_write->pageoff = end_page;
+ }
+
+ scsi_set_resid(srb, 0);
+
+ return STATUS_SUCCESS;
+}
+
+void xd_free_l2p_tbl(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int i = 0;
+
+ if (xd_card->zone != NULL) {
+ for (i = 0; i < xd_card->zone_cnt; i++) {
+ if (xd_card->zone[i].l2p_table != NULL) {
+ vfree(xd_card->zone[i].l2p_table);
+ xd_card->zone[i].l2p_table = NULL;
+ }
+ if (xd_card->zone[i].free_table != NULL) {
+ vfree(xd_card->zone[i].free_table);
+ xd_card->zone[i].free_table = NULL;
+ }
+ }
+ vfree(xd_card->zone);
+ xd_card->zone = NULL;
+ }
+}
+
+void xd_cleanup_work(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+
+ if (xd_card->delay_write.delay_write_flag) {
+ RTS51X_DEBUGP("xD: delay write\n");
+ xd_delay_write(chip);
+ xd_card->counter = 0;
+ }
+}
+
+int xd_power_off_card3v3(struct rts51x_chip *chip)
+{
+ int retval;
+
+ rts51x_init_cmd(chip);
+
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, XD_CLK_EN, 0);
+
+ if (chip->asic_code)
+ xd_pull_ctl_disable(chip);
+ else
+ rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, 0xDF);
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
+ if (!chip->option.FT2_fast_mode) {
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+ POWER_OFF);
+ if (CHECK_PKG(chip, LQFP48)
+ || chip->option.rts5129_D3318_off_enable)
+ rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
+ DV3318_AUTO_PWR_OFF, 0);
+ }
+
+ retval = rts51x_send_cmd(chip, MODE_C, 100);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ return STATUS_SUCCESS;
+}
+
+int release_xd_card(struct rts51x_chip *chip)
+{
+ struct xd_info *xd_card = &(chip->xd_card);
+ int retval;
+
+ RTS51X_DEBUGP("elease_xd_card\n");
+
+ chip->card_ready &= ~XD_CARD;
+ chip->card_fail &= ~XD_CARD;
+ chip->card_wp &= ~XD_CARD;
+
+ xd_card->delay_write.delay_write_flag = 0;
+
+ xd_free_l2p_tbl(chip);
+
+ rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
+
+ retval = xd_power_off_card3v3(chip);
+ if (retval != STATUS_SUCCESS)
+ TRACE_RET(chip, retval);
+
+ if (chip->asic_code && CHECK_PKG(chip, QFN24))
+ wait_timeout(20);
+
+ return STATUS_SUCCESS;
+}
diff --git a/drivers/staging/rts5139/xd.h b/drivers/staging/rts5139/xd.h
new file mode 100644
index 0000000..fa69590
--- /dev/null
+++ b/drivers/staging/rts5139/xd.h
@@ -0,0 +1,193 @@
+/* Driver for Realtek RTS51xx USB card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ * wwang (wei_wang at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ * Edwin Rong (edwin_rong at realsil.com.cn)
+ * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTS51X_XD_H
+#define __RTS51X_XD_H
+
+/* Error Codes */
+#define XD_NO_ERROR 0x00
+#define XD_NO_MEMORY 0x80
+#define XD_PRG_ERROR 0x40
+#define XD_NO_CARD 0x20
+#define XD_READ_FAIL 0x10
+#define XD_ERASE_FAIL 0x08
+#define XD_WRITE_FAIL 0x04
+#define XD_ECC_ERROR 0x02
+#define XD_TO_ERROR 0x01
+
+/* XD Commands */
+#define READ1_1 0x00
+#define READ1_2 0x01
+#define READ2 0x50
+#define READ_ID 0x90
+#define RESET 0xff
+#define PAGE_PRG_1 0x80
+#define PAGE_PRG_2 0x10
+#define BLK_ERASE_1 0x60
+#define BLK_ERASE_2 0xD0
+#define READ_STS 0x70
+#define READ_xD_ID 0x9A
+#define COPY_BACK_512 0x8A
+#define COPY_BACK_2K 0x85
+#define READ1_1_2 0x30
+#define READ1_1_3 0x35
+#define CHG_DAT_OUT_1 0x05
+#define RDM_DAT_OUT_1 0x05
+#define CHG_DAT_OUT_2 0xE0
+#define RDM_DAT_OUT_2 0xE0
+#define CHG_DAT_OUT_2 0xE0
+#define CHG_DAT_IN_1 0x85
+#define CACHE_PRG 0x15
+
+/* Redundant Area Related */
+#define XD_EXTRA_SIZE 0x10
+#define XD_2K_EXTRA_SIZE 0x40
+
+/* Define for XD Status */
+#define NOT_WRITE_PROTECTED 0x80
+#define READY_STATE 0x40
+#define PROGRAM_ERROR 0x01
+#define PROGRAM_ERROR_N_1 0x02
+#define INTERNAL_READY 0x20
+#define READY_FLAG 0x5F
+
+/* Define for device code */
+#define XD_8M_X8_512 0xE6
+#define XD_16M_X8_512 0x73
+#define XD_32M_X8_512 0x75
+#define XD_64M_X8_512 0x76
+#define XD_128M_X8_512 0x79
+#define XD_256M_X8_512 0x71
+#define XD_128M_X8_2048 0xF1
+#define XD_256M_X8_2048 0xDA
+#define XD_512M_X8 0xDC
+#define XD_128M_X16_2048 0xC1
+#define XD_4M_X8_512_1 0xE3
+#define XD_4M_X8_512_2 0xE5
+#define xD_1G_X8_512 0xD3
+#define xD_2G_X8_512 0xD5
+
+#define XD_ID_CODE 0xB5
+
+#define VENDOR_BLOCK 0xEFFF
+#define CIS_BLOCK 0xDFFF
+
+#define BLK_NOT_FOUND 0xFFFFFFFF
+
+#define NO_NEW_BLK 0xFFFFFFFF
+
+#define PAGE_CORRECTABLE 0x0
+#define PAGE_NOTCORRECTABLE 0x1
+
+#define NO_OFFSET 0x0
+#define WITH_OFFSET 0x1
+
+#define Sect_Per_Page 4
+#define XD_ADDR_MODE_2C XD_ADDR_MODE_2A
+
+#define ZONE0_BAD_BLOCK 23
+#define NOT_ZONE0_BAD_BLOCK 24
+
+/* Assign address mode */
+#define XD_RW_ADDR 0x01
+#define XD_ERASE_ADDR 0x02
+
+/* Macro Definition */
+#define XD_PAGE_512(xd_card) \
+ do { \
+ (xd_card)->block_shift = 5; \
+ (xd_card)->page_off = 0x1F; \
+ } while (0)
+
+#define XD_SET_BAD_NEWBLK(xd_card) ((xd_card)->multi_flag |= 0x01)
+#define XD_CLR_BAD_NEWBLK(xd_card) ((xd_card)->multi_flag &= ~0x01)
+#define XD_CHK_BAD_NEWBLK(xd_card) ((xd_card)->multi_flag & 0x01)
+
+#define XD_SET_BAD_OLDBLK(xd_card) ((xd_card)->multi_flag |= 0x02)
+#define XD_CLR_BAD_OLDBLK(xd_card) ((xd_card)->multi_flag &= ~0x02)
+#define XD_CHK_BAD_OLDBLK(xd_card) ((xd_card)->multi_flag & 0x02)
+
+#define XD_SET_MBR_FAIL(xd_card) ((xd_card)->multi_flag |= 0x04)
+#define XD_CLR_MBR_FAIL(xd_card) ((xd_card)->multi_flag &= ~0x04)
+#define XD_CHK_MBR_FAIL(xd_card) ((xd_card)->multi_flag & 0x04)
+
+#define XD_SET_ECC_FLD_ERR(xd_card) ((xd_card)->multi_flag |= 0x08)
+#define XD_CLR_ECC_FLD_ERR(xd_card) ((xd_card)->multi_flag &= ~0x08)
+#define XD_CHK_ECC_FLD_ERR(xd_card) ((xd_card)->multi_flag & 0x08)
+
+#define XD_SET_4MB(xd_card) ((xd_card)->multi_flag |= 0x10)
+#define XD_CLR_4MB(xd_card) ((xd_card)->multi_flag &= ~0x10)
+#define XD_CHK_4MB(xd_card) ((xd_card)->multi_flag & 0x10)
+
+#define XD_SET_ECC_ERR(xd_card) ((xd_card)->multi_flag |= 0x40)
+#define XD_CLR_ECC_ERR(xd_card) ((xd_card)->multi_flag &= ~0x40)
+#define XD_CHK_ECC_ERR(xd_card) ((xd_card)->multi_flag & 0x40)
+
+/* Offset in xD redundant buffer */
+#define PAGE_STATUS 0
+#define BLOCK_STATUS 1
+#define BLOCK_ADDR1_L 2
+#define BLOCK_ADDR1_H 3
+#define BLOCK_ADDR2_L 4
+#define BLOCK_ADDR2_H 5
+#define RESERVED0 6
+#define RESERVED1 7
+#define RESERVED2 8
+#define RESERVED3 9
+#define PARITY 10
+
+/* For CIS block */
+#define CIS0_0 0
+#define CIS0_1 1
+#define CIS0_2 2
+#define CIS0_3 3
+#define CIS0_4 4
+#define CIS0_5 5
+#define CIS0_6 6
+#define CIS0_7 7
+#define CIS0_8 8
+#define CIS0_9 9
+#define CIS1_0 256
+#define CIS1_1 (256 + 1)
+#define CIS1_2 (256 + 2)
+#define CIS1_3 (256 + 3)
+#define CIS1_4 (256 + 4)
+#define CIS1_5 (256 + 5)
+#define CIS1_6 (256 + 6)
+#define CIS1_7 (256 + 7)
+#define CIS1_8 (256 + 8)
+#define CIS1_9 (256 + 9)
+
+int reset_xd_card(struct rts51x_chip *chip);
+int xd_delay_write(struct rts51x_chip *chip);
+int xd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+ u16 sector_cnt);
+void xd_free_l2p_tbl(struct rts51x_chip *chip);
+void xd_cleanup_work(struct rts51x_chip *chip);
+int xd_power_off_card3v3(struct rts51x_chip *chip);
+int release_xd_card(struct rts51x_chip *chip);
+
+#endif /* __RTS51X_XD_H */
--
1.7.4.1
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