Commit f1bd5eae authored by Ricardo Ribalda Delgado's avatar Ricardo Ribalda Delgado Committed by Mauro Carvalho Chehab
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media: v4l2_ctrl: Add const pointer to ctrl_ptr 



This pointer is used to point to data that is constant. Thanks to this
we can avoid a lot of casting and we make more clear when the data is
constant or variable.

Suggested-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarRicardo Ribalda Delgado <ribalda@kernel.org>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 3b98a21a

include/media/v4l2-ctrls.h

+2 −0
Original line number Diff line number Diff line
@@ -56,6 +56,7 @@ struct poll_table_struct; 
 * @p_hevc_slice_params:	Pointer to an HEVC slice parameters structure.

 * @p_area:			Pointer to an area.

 * @p:				Pointer to a compound value.

 * @p_const:			Pointer to a constant compound value.

 */

union v4l2_ctrl_ptr {

	s32 *p_s32;
@@ -78,6 +79,7 @@ union v4l2_ctrl_ptr { 
	struct v4l2_ctrl_hevc_slice_params *p_hevc_slice_params;

	struct v4l2_area *p_area;

	void *p;

	const void *p_const;

};



/**