On 2014-09-15 13:59, Luca Ellero wrote:
Signed-off-by: Luca Ellero <luca.ell...@brickedbrain.com>
---
drivers/staging/comedi/drivers/ni_usb6501.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c
b/drivers/staging/comedi/drivers/ni_usb6501.c
index c33d857..711d349 100644
--- a/drivers/staging/comedi/drivers/ni_usb6501.c
+++ b/drivers/staging/comedi/drivers/ni_usb6501.c
@@ -576,7 +576,7 @@ static int ni6501_auto_attach(struct comedi_device *dev,
sema_init(&devpriv->sem, 1);
usb_set_intfdata(intf, devpriv);
- ret = comedi_alloc_subdevices(dev, 1);
+ ret = comedi_alloc_subdevices(dev, 2);
if (ret)
return ret;
@@ -590,6 +590,16 @@ static int ni6501_auto_attach(struct comedi_device *dev,
s->insn_bits = ni6501_dio_insn_bits;
s->insn_config = ni6501_dio_insn_config;
+ /* Counter subdevice */
+ s = &dev->subdevices[1];
+ s->type = COMEDI_SUBD_COUNTER;
+ s->subdev_flags = SDF_READABLE | SDF_WRITEABLE;
You could OR in the SDF_LSAMPL flag to indicate that the subdevice uses
the larger (32-bit) comedi sample size. The flag is only really
relevant for comedi asynchronous command support, so is not that
important here.
+ s->n_chan = 1;
+ s->maxdata = 0xffffffff;
+ s->insn_read = ni6501_cnt_insn_read;
+ s->insn_write = ni6501_cnt_insn_write;
+ s->insn_config = ni6501_cnt_insn_config;
+
return 0;
}
--
-=( Ian Abbott @ MEV Ltd. E-mail: <abbo...@mev.co.uk> )=-
-=( Tel: +44 (0)161 477 1898 FAX: +44 (0)161 718 3587 )=-
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