staging: comedi: usbduxsigma: remove 'ao_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>

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 05fb52e44b87e14cb4ed4197ea5551642e207cb7..6394f8b2f954edc01fd94f81d210ec9a250d557e 100644 (file)
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -167,7 +167,6 @@ struct usbduxsigma_private {
        unsigned high_speed:1;
        unsigned ai_cmd_running:1;
        unsigned ao_cmd_running:1;
-       unsigned ao_continuous:1;
        unsigned pwm_cmd_running:1;
 
        /* number of samples to acquire */
@@ -360,6 +359,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
        struct comedi_device *dev = urb->context;
        struct usbduxsigma_private *devpriv = dev->private;
        struct comedi_subdevice *s = dev->write_subdev;
+       struct comedi_cmd *cmd = &s->async->cmd;
        uint8_t *datap;
        int len;
        int ret;
@@ -403,7 +403,7 @@ static void usbduxsigma_ao_urb_complete(struct urb *urb)
                /* timer zero, transfer from comedi */
                devpriv->ao_counter = devpriv->ao_timer;
 
-               if (!devpriv->ao_continuous) {
+               if (cmd->stop_src == TRIG_COUNT) {
                        /* not continuous, fixed number of samples */
                        devpriv->ao_sample_count--;
                        if (devpriv->ao_sample_count < 0) {
@@ -984,10 +984,8 @@ static int usbduxsigma_ao_cmdtest(struct comedi_device *dev,
                         */
                        devpriv->ao_sample_count = cmd->stop_arg;
                }
-               devpriv->ao_continuous = 0;
        } else {
                /* continuous acquisition */
-               devpriv->ao_continuous = 1;
                devpriv->ao_sample_count = 0;
        }