From 4b7b3d04f45b89c1c145737528c7b9c87b92a057 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Mon, 5 Oct 2015 17:33:30 -0700 Subject: [PATCH] staging: comedi: mpc624: there are only 4 analog inputs According to the datasheet, this board has 4 differential analog input channels not 8. Fix the subdevice init. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/mpc624.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/drivers/mpc624.c b/drivers/staging/comedi/drivers/mpc624.c index 7df81cf84d12..0527d3e18623 100644 --- a/drivers/staging/comedi/drivers/mpc624.c +++ b/drivers/staging/comedi/drivers/mpc624.c @@ -303,7 +303,7 @@ static int mpc624_attach(struct comedi_device *dev, struct comedi_devconfig *it) s = &dev->subdevices[0]; s->type = COMEDI_SUBD_AI; s->subdev_flags = SDF_READABLE | SDF_DIFF; - s->n_chan = 8; + s->n_chan = 4; s->maxdata = 0x3fffffff; s->range_table = (it->options[1] == 0) ? &range_mpc624_bipolar1 : &range_mpc624_bipolar10; -- 2.30.2