From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Lars-Peter Clausen To: Greg Kroah-Hartman Cc: Jonathan Cameron , devel@driverdev.osuosl.org, linux-iio@vger.kernel.org, Lars-Peter Clausen Subject: [PATCH 3/4] staging:iio: Add missing event code extract macros Date: Fri, 10 Feb 2012 19:15:00 +0100 Message-Id: <1328897701-24032-3-git-send-email-lars@metafoo.de> In-Reply-To: <1328897701-24032-1-git-send-email-lars@metafoo.de> References: <1328897701-24032-1-git-send-email-lars@metafoo.de> List-ID: 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 Acked-by: Jonathan Cameron --- 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 -- 1.7.9