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Commit 24051247 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: comedi_test: use comedi_handle_events() 



Use comedi_handle_events() to automatically (*cancel) the async command
for an end-of-acquisition or if an error/overflow occurs.

For aesthetics, add a local variable for the comedi_subdevice pointer.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 06602191

drivers/staging/comedi/drivers/comedi_test.c

+4 −3
Original line number Diff line number Diff line
@@ -164,7 +164,8 @@ static void waveform_ai_interrupt(unsigned long arg) 
{

	struct comedi_device *dev = (struct comedi_device *)arg;

	struct waveform_private *devpriv = dev->private;

	struct comedi_async *async = dev->read_subdev->async;

	struct comedi_subdevice *s = dev->read_subdev;

	struct comedi_async *async = s->async;

	struct comedi_cmd *cmd = &async->cmd;

	unsigned int i, j;

	/* all times in microsec */
@@ -203,7 +204,7 @@ static void waveform_ai_interrupt(unsigned long arg) 
					       devpriv->usec_current +

						   i * devpriv->scan_period +

						   j * devpriv->convert_period);

			cfc_write_to_buffer(dev->read_subdev, sample);

			cfc_write_to_buffer(s, sample);

		}

	}
@@ -216,7 +217,7 @@ static void waveform_ai_interrupt(unsigned long arg) 
	else

		mod_timer(&devpriv->timer, jiffies + 1);



	comedi_event(dev, dev->read_subdev);

	comedi_handle_events(dev, s);

}



static int waveform_ai_cmdtest(struct comedi_device *dev,