There is a BIT(nr) macro available in Linux Kernel,
which does the same thing.
Example: 1 << 7 is same as BIT(7)
Signed-off-by: Moses Christopher Bollavarapu <mosescb.dev@xxxxxxxxx>
Reviewed-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
V2 -> V3: Add Dan's Reviewed-by tag to commit message
V1 -> V2: Use BIT(0) instead of 1
drivers/staging/media/omap4iss/iss_video.h | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/staging/media/omap4iss/iss_video.h b/drivers/staging/media/omap4iss/iss_video.h
index 526281bf0051..1724ed03ce9d 100644
--- a/drivers/staging/media/omap4iss/iss_video.h
+++ b/drivers/staging/media/omap4iss/iss_video.h
@@ -53,19 +53,19 @@ enum iss_pipeline_stream_state {
enum iss_pipeline_state {
/* The stream has been started on the input video node. */
- ISS_PIPELINE_STREAM_INPUT = 1,
+ ISS_PIPELINE_STREAM_INPUT = BIT(0),
/* The stream has been started on the output video node. */
- ISS_PIPELINE_STREAM_OUTPUT = (1 << 1),
+ ISS_PIPELINE_STREAM_OUTPUT = BIT(1),
/* At least one buffer is queued on the input video node. */
- ISS_PIPELINE_QUEUE_INPUT = (1 << 2),
+ ISS_PIPELINE_QUEUE_INPUT = BIT(2),
/* At least one buffer is queued on the output video node. */
- ISS_PIPELINE_QUEUE_OUTPUT = (1 << 3),
+ ISS_PIPELINE_QUEUE_OUTPUT = BIT(3),
/* The input entity is idle, ready to be started. */
- ISS_PIPELINE_IDLE_INPUT = (1 << 4),
+ ISS_PIPELINE_IDLE_INPUT = BIT(4),
/* The output entity is idle, ready to be started. */
- ISS_PIPELINE_IDLE_OUTPUT = (1 << 5),
+ ISS_PIPELINE_IDLE_OUTPUT = BIT(5),
/* The pipeline is currently streaming. */
- ISS_PIPELINE_STREAM = (1 << 6),
+ ISS_PIPELINE_STREAM = BIT(6),
};
/*
@@ -119,9 +119,9 @@ struct iss_buffer {
enum iss_video_dmaqueue_flags {
/* Set if DMA queue becomes empty when ISS_PIPELINE_STREAM_CONTINUOUS */
- ISS_VIDEO_DMAQUEUE_UNDERRUN = (1 << 0),
+ ISS_VIDEO_DMAQUEUE_UNDERRUN = BIT(0),
/* Set when queuing buffer to an empty DMA queue */
- ISS_VIDEO_DMAQUEUE_QUEUED = (1 << 1),
+ ISS_VIDEO_DMAQUEUE_QUEUED = BIT(1),
};
#define iss_video_dmaqueue_flags_clr(video) \
--
2.30.2
