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| author | Lars-Peter Clausen <lars@metafoo.de> | 2012-02-13 09:25:33 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-02-14 04:10:32 (GMT) |
| commit | f30f929fcd6c8d2cae8ec4396534337886e414c0 (patch) | |
| tree | df735b3731ba87d8e6f945981cad7d6af730480d /drivers/staging/iio | |
| parent | da36716042d90a214dc80ea85c71b80c23889832 (diff) | |
| download | linux-fsl-qoriq-f30f929fcd6c8d2cae8ec4396534337886e414c0.tar.xz | |
staging:iio: Add missing event code extract macros
Add macros for extracting whether the event is for a differential channel and
the second channel number from the event code. These were the only two fields
which did not have such an macro yet.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/iio')
| -rw-r--r-- | drivers/staging/iio/events.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/iio/events.h b/drivers/staging/iio/events.h index 416800e..c25f0e3 100644 --- a/drivers/staging/iio/events.h +++ b/drivers/staging/iio/events.h @@ -97,7 +97,9 @@ enum iio_event_direction { /* Event code number extraction depends on which type of event we have. * Perhaps review this function in the future*/ #define IIO_EVENT_CODE_EXTRACT_CHAN(mask) ((__s16)(mask & 0xFFFF)) +#define IIO_EVENT_CODE_EXTRACT_CHAN2(mask) ((__s16)(((mask) >> 16) & 0xFFFF)) #define IIO_EVENT_CODE_EXTRACT_MODIFIER(mask) ((mask >> 40) & 0xFF) +#define IIO_EVENT_CODE_EXTRACT_DIFF(mask) (((mask) >> 55) & 0x1) #endif |