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Commit 2281befd authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: s626: async commands require an interrupt 



Only hook up the analog input command support if the interrupt is
available.

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 d3796f74

drivers/staging/comedi/drivers/s626.c

+6 −4
Original line number Diff line number Diff line
@@ -2641,7 +2641,6 @@ static int s626_auto_attach(struct comedi_device *dev, 


	s = &dev->subdevices[0];

	/* analog input subdevice */

	dev->read_subdev = s;

	s->type		= COMEDI_SUBD_AI;

	s->subdev_flags	= SDF_READABLE | SDF_DIFF | SDF_CMD_READ;

	s->n_chan	= S626_ADC_CHANNELS;
@@ -2649,9 +2648,12 @@ static int s626_auto_attach(struct comedi_device *dev, 
	s->range_table	= &s626_range_table;

	s->len_chanlist	= S626_ADC_CHANNELS;

	s->insn_read	= s626_ai_insn_read;

	if (dev->irq) {

		dev->read_subdev = s;

		s->do_cmd	= s626_ai_cmd;

		s->do_cmdtest	= s626_ai_cmdtest;

		s->cancel	= s626_ai_cancel;

	}



	s = &dev->subdevices[1];

	/* analog output subdevice */