staging:iio:adc:ad799x trivial: use the convenient chan struct.

This is much cleaner than bouncing through the various structures
to get to the same thing.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jonathan Cameron 2011-09-30 10:05:32 +01:00 committed by Greg Kroah-Hartman
parent 7c626f58ab
commit 5357ba3df4

View file

@ -158,12 +158,11 @@ static int ad799x_read_raw(struct iio_dev *dev_info,
if (ret < 0)
return ret;
*val = (ret >> st->chip_info->channel[0].scan_type.shift) &
RES_MASK(st->chip_info->channel[0].scan_type.realbits);
*val = (ret >> chan->scan_type.shift) &
RES_MASK(chan->scan_type.realbits);
return IIO_VAL_INT;
case (1 << IIO_CHAN_INFO_SCALE_SHARED):
scale_uv = (st->int_vref_mv * 1000)
>> st->chip_info->channel[0].scan_type.realbits;
scale_uv = (st->int_vref_mv * 1000) >> chan->scan_type.realbits;
*val = scale_uv / 1000;
*val2 = (scale_uv % 1000) * 1000;
return IIO_VAL_INT_PLUS_MICRO;