[PATCH 12/28] staging: comedi: ni_mio_common: remove ai_continuous from private data
H Hartley Sweeten
hsweeten at visionengravers.com
Mon Jul 14 19:23:49 UTC 2014
This member of the private data can be determined by checking the
cmd->stop_src. Do that instead and remove the member.
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregk at linuxfoundation.org>
---
drivers/staging/comedi/drivers/ni_mio_common.c | 8 ++------
drivers/staging/comedi/drivers/ni_stc.h | 1 -
2 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index 9bcf835..1718382 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -1499,8 +1499,8 @@ static void ack_a_interrupt(struct comedi_device *dev, unsigned short a_status)
static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
unsigned ai_mite_status)
{
- struct ni_private *devpriv = dev->private;
struct comedi_subdevice *s = dev->read_subdev;
+ struct comedi_cmd *cmd = &s->async->cmd;
/* 67xx boards don't have ai subdevice, but their gpct0 might generate an a interrupt */
if (s->type == COMEDI_SUBD_UNUSED)
@@ -1551,7 +1551,7 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
return;
}
if (status & AI_SC_TC_St) {
- if (!devpriv->ai_continuous)
+ if (cmd->stop_src == TRIG_COUNT)
shutdown_ai_command(dev);
}
}
@@ -2513,7 +2513,6 @@ static int ni_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
/* load SC (Scan Count) */
ni_stc_writew(dev, AI_SC_Load, AI_Command_1_Register);
- devpriv->ai_continuous = 0;
if (stop_count == 0) {
devpriv->ai_cmd2 |= AI_End_On_End_Of_Scan;
interrupt_a_enable |= AI_STOP_Interrupt_Enable;
@@ -2532,9 +2531,6 @@ static int ni_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
/* load SC (Scan Count) */
ni_stc_writew(dev, AI_SC_Load, AI_Command_1_Register);
-
- devpriv->ai_continuous = 1;
-
break;
}
diff --git a/drivers/staging/comedi/drivers/ni_stc.h b/drivers/staging/comedi/drivers/ni_stc.h
index 2b937d3..6f9c481 100644
--- a/drivers/staging/comedi/drivers/ni_stc.h
+++ b/drivers/staging/comedi/drivers/ni_stc.h
@@ -1422,7 +1422,6 @@ struct ni_private {
unsigned short dio_output;
unsigned short dio_control;
int aimode;
- int ai_continuous;
unsigned int ai_calib_source;
unsigned int ai_calib_source_enabled;
spinlock_t window_lock;
--
1.9.3
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