[PATCH] staging: comedi: drivers: replace le16_to_cpu() with usb_endpoint_maxp()
Cheah Kok Cheong
thrust73 at gmail.com
Fri Jul 22 15:29:39 UTC 2016
Use macro introduced in commit 939f325f4a0f
("usb: add usb_endpoint_maxp() macro")
Signed-off-by: Cheah Kok Cheong <thrust73 at gmail.com>
---
drivers/staging/comedi/drivers/dt9812.c | 4 ++--
drivers/staging/comedi/drivers/ni_usb6501.c | 4 ++--
drivers/staging/comedi/drivers/vmk80xx.c | 12 ++++++------
3 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c
index 3295bb4..7ebca86 100644
--- a/drivers/staging/comedi/drivers/dt9812.c
+++ b/drivers/staging/comedi/drivers/dt9812.c
@@ -660,12 +660,12 @@ static int dt9812_find_endpoints(struct comedi_device *dev)
case 1:
dir = USB_DIR_OUT;
devpriv->cmd_wr.addr = ep->bEndpointAddress;
- devpriv->cmd_wr.size = le16_to_cpu(ep->wMaxPacketSize);
+ devpriv->cmd_wr.size = usb_endpoint_maxp(ep);
break;
case 2:
dir = USB_DIR_IN;
devpriv->cmd_rd.addr = ep->bEndpointAddress;
- devpriv->cmd_rd.size = le16_to_cpu(ep->wMaxPacketSize);
+ devpriv->cmd_rd.size = usb_endpoint_maxp(ep);
break;
case 3:
/* unused write stream */
diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c b/drivers/staging/comedi/drivers/ni_usb6501.c
index 95b537a..5036eeb 100644
--- a/drivers/staging/comedi/drivers/ni_usb6501.c
+++ b/drivers/staging/comedi/drivers/ni_usb6501.c
@@ -465,12 +465,12 @@ static int ni6501_alloc_usb_buffers(struct comedi_device *dev)
struct ni6501_private *devpriv = dev->private;
size_t size;
- size = le16_to_cpu(devpriv->ep_rx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_rx);
devpriv->usb_rx_buf = kzalloc(size, GFP_KERNEL);
if (!devpriv->usb_rx_buf)
return -ENOMEM;
- size = le16_to_cpu(devpriv->ep_tx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_tx);
devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
if (!devpriv->usb_tx_buf) {
kfree(devpriv->usb_rx_buf);
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index 8c7393e..a004aed 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -177,7 +177,7 @@ static void vmk80xx_do_bulk_msg(struct comedi_device *dev)
* The max packet size attributes of the K8061
* input/output endpoints are identical
*/
- size = le16_to_cpu(devpriv->ep_tx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_tx);
usb_bulk_msg(usb, tx_pipe, devpriv->usb_tx_buf,
size, NULL, devpriv->ep_tx->bInterval);
@@ -199,7 +199,7 @@ static int vmk80xx_read_packet(struct comedi_device *dev)
ep = devpriv->ep_rx;
pipe = usb_rcvintpipe(usb, ep->bEndpointAddress);
return usb_interrupt_msg(usb, pipe, devpriv->usb_rx_buf,
- le16_to_cpu(ep->wMaxPacketSize), NULL,
+ usb_endpoint_maxp(ep), NULL,
HZ * 10);
}
@@ -220,7 +220,7 @@ static int vmk80xx_write_packet(struct comedi_device *dev, int cmd)
ep = devpriv->ep_tx;
pipe = usb_sndintpipe(usb, ep->bEndpointAddress);
return usb_interrupt_msg(usb, pipe, devpriv->usb_tx_buf,
- le16_to_cpu(ep->wMaxPacketSize), NULL,
+ usb_endpoint_maxp(ep), NULL,
HZ * 10);
}
@@ -230,7 +230,7 @@ static int vmk80xx_reset_device(struct comedi_device *dev)
size_t size;
int retval;
- size = le16_to_cpu(devpriv->ep_tx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_tx);
memset(devpriv->usb_tx_buf, 0, size);
retval = vmk80xx_write_packet(dev, VMK8055_CMD_RST);
if (retval)
@@ -684,12 +684,12 @@ static int vmk80xx_alloc_usb_buffers(struct comedi_device *dev)
struct vmk80xx_private *devpriv = dev->private;
size_t size;
- size = le16_to_cpu(devpriv->ep_rx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_rx);
devpriv->usb_rx_buf = kzalloc(size, GFP_KERNEL);
if (!devpriv->usb_rx_buf)
return -ENOMEM;
- size = le16_to_cpu(devpriv->ep_tx->wMaxPacketSize);
+ size = usb_endpoint_maxp(devpriv->ep_tx);
devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
if (!devpriv->usb_tx_buf) {
kfree(devpriv->usb_rx_buf);
--
1.9.1
More information about the devel
mailing list