From: Cristina Ciocan Date: Tue, 11 Nov 2014 14:07:42 +0000 (+0200) Subject: iio: Fix IIO_EVENT_CODE_EXTRACT_DIR bit mask X-Git-Tag: firefly_0821_release~3679^2~1111 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8743a13960c87427b29e2c8b3b6ea2c6f9313f7c;p=firefly-linux-kernel-4.4.55.git iio: Fix IIO_EVENT_CODE_EXTRACT_DIR bit mask commit ccf54555da9a5e91e454b909ca6a5303c7d6b910 upstream. The direction field is set on 7 bits, thus we need to AND it with 0111 111 mask in order to retrieve it, that is 0x7F, not 0xCF as it is now. Fixes: ade7ef7ba (staging:iio: Differential channel handling) Signed-off-by: Cristina Ciocan Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h index 13ce220c7003..593ae7ce07c7 100644 --- a/include/linux/iio/events.h +++ b/include/linux/iio/events.h @@ -90,7 +90,7 @@ enum iio_event_direction { #define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF) -#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF) +#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F) #define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF)