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staging: comedi: ni_mio_common: fix the (*insn_read) for the freq_out counter

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The (*insn_read) functions are supposed to "read" insn->n data values and
return the number of values read.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2014-05-28 16:26:54 -07:00
committed by Greg Kroah-Hartman
parent 00a92c03be
commit d9c4261f6a
1 changed files with 8 additions and 3 deletions
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11
drivers/staging/comedi/drivers/ni_mio_common.c
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@@ -3878,12 +3878,17 @@ static unsigned ni_gpct_read_register(struct ni_gpct *counter,
static int ni_freq_out_insn_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
struct comedi_insn *insn,
unsigned int *data)
{
struct ni_private *devpriv = dev->private;
unsigned int val = devpriv->clock_and_fout & FOUT_Divider_mask;
int i;
data[0] = devpriv->clock_and_fout & FOUT_Divider_mask;
return 1;
for (i = 0; i < insn->n; i++)
data[i] = val;
return insn->n;
}
static int ni_freq_out_insn_write(struct comedi_device *dev,