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authorH Hartley Sweeten <hsweeten@visionengravers.com>2014-05-27 10:30:37 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-05-28 14:28:51 -0700
commit40642e95850b4425eef1eb74793d28085605ac75 (patch)
treeaa9a1992510315dbaa57f5d27c45527242b6b00a
parent66e3015f6ec84f7143af0f01ce096b6cd9e1a4b9 (diff)
staging: comedi: usbdux: remove 'ai_continuous' from private data
This member of the private data can be determined from the cmd->stop_src. Do that instead. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Reviewed-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/comedi/drivers/usbdux.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c
index 143f63202621..5f6b1b3c0bdb 100644
--- a/drivers/staging/comedi/drivers/usbdux.c
+++ b/drivers/staging/comedi/drivers/usbdux.c
@@ -207,7 +207,6 @@ struct usbdux_private {
unsigned int high_speed:1;
unsigned int ai_cmd_running:1;
- unsigned int ai_continous:1;
unsigned int ao_cmd_running:1;
unsigned int ao_continous:1;
unsigned int pwm_cmd_running:1;
@@ -266,6 +265,7 @@ static void usbduxsub_ai_isoc_irq(struct urb *urb)
struct comedi_device *dev = urb->context;
struct comedi_subdevice *s = dev->read_subdev;
struct usbdux_private *devpriv = dev->private;
+ struct comedi_cmd *cmd = &s->async->cmd;
int i, err, n;
/* first we test if something unusual has just happened */
@@ -349,7 +349,7 @@ static void usbduxsub_ai_isoc_irq(struct urb *urb)
devpriv->ai_counter = devpriv->ai_timer;
/* test, if we transmit only a fixed number of samples */
- if (!devpriv->ai_continous) {
+ if (cmd->stop_src == TRIG_COUNT) {
/* not continuous, fixed number of samples */
devpriv->ai_sample_count--;
/* all samples received? */
@@ -778,10 +778,8 @@ static int usbdux_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
if (cmd->stop_src == TRIG_COUNT) {
/* data arrives as one packet */
devpriv->ai_sample_count = cmd->stop_arg;
- devpriv->ai_continous = 0;
} else {
/* continous acquisition */
- devpriv->ai_continous = 1;
devpriv->ai_sample_count = 0;
}