Messages in this thread Patch in this message | | | From | H Hartley Sweeten <> | Subject | [PATCH 20/33] staging: comedi: cb_das16_cs: fix analog output subdevice init | Date | Mon, 25 Jun 2012 17:10:30 -0700 |
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The analog output subdevice is only available on the -AO version of the DAS16/16 device and the number of channels is provided in the boardinfo. Make sure the subdevice is marked as unused for devices that do not support the analog out.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Ian Abbott <abbotti@mev.co.uk> Cc: Frank Mori Hess <fmhess@users.sourceforge.net> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/staging/comedi/drivers/cb_das16_cs.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c index f3d5ca0..acee550 100644 --- a/drivers/staging/comedi/drivers/cb_das16_cs.c +++ b/drivers/staging/comedi/drivers/cb_das16_cs.c @@ -509,6 +509,8 @@ static int das16cs_attach(struct comedi_device *dev, s->range_table = &range_bipolar10; s->insn_write = &das16cs_ao_winsn; s->insn_read = &das16cs_ao_rinsn; + } else { + s->type = COMEDI_SUBD_UNUSED; } s = dev->subdevices + 2; -- 1.7.11
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