Commit 408a2a05 authored by Moses Christopher Bollavarapu's avatar Moses Christopher Bollavarapu Committed by Hans Verkuil
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drivers: staging: media: omap4iss: Use BIT macro instead of left shifting 



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: default avatarMoses Christopher Bollavarapu <mosescb.dev@gmail.com>
Reviewed-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 10694700

drivers/staging/media/omap4iss/iss_video.h

+9 −9
Original line number Diff line number Diff line
@@ -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),

};



/*
@@ -126,9 +126,9 @@ 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)	\