[PATCH v2 9/9] staging: comedi: ni_usb6501: add counter subdevice
Luca Ellero
luca.ellero at brickedbrain.com
Tue Sep 16 11:40:07 UTC 2014
Signed-off-by: Luca Ellero <luca.ellero at 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 791058d..8299e524 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 | SDF_LSAMPL;
+ 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;
}
--
1.7.10.4
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