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iio: Fix iio_channel_has_info 

Since the info_mask split, iio_channel_has_info() is not working correctly.
info_mask_separate and info_mask_shared_by_type, it is not possible to compare
them directly with the iio_chan_info_enum enum. Correct that bit using the BIT()
macro.

Cc: <stable@vger.kernel.org> # 3.10.x
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Alexandre Belloni 2013-07-01 15:20:00 +01:00 committed by Jonathan Cameron
parent 8bade40664
commit 1c297a6665
1 changed files with 2 additions and 2 deletions
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4
include/linux/iio/iio.h
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@ -211,8 +211,8 @@ struct iio_chan_spec {
static inline bool iio_channel_has_info(const struct iio_chan_spec *chan, static inline bool iio_channel_has_info(const struct iio_chan_spec *chan,
enum iio_chan_info_enum type) enum iio_chan_info_enum type)
{ {
return (chan->info_mask_separate & type) | return (chan->info_mask_separate & BIT(type)) |
(chan->info_mask_shared_by_type & type); (chan->info_mask_shared_by_type & BIT(type));
} }
#define IIO_ST(si, rb, sb, sh) \ #define IIO_ST(si, rb, sb, sh) \