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Commit 839cf813 authored by Tomasz Stanislawski's avatar Tomasz Stanislawski Committed by Mauro Carvalho Chehab
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[media] v4l: add g_tvnorms_output callback to V4L2 subdev 



Callback is used to acquire TV norms supported by a subdev.
It is used to avoid having standards in top-level driver.

Signed-off-by: default avatarTomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 243bf1a2

include/media/v4l2-subdev.h

+4 −0
Original line number Diff line number Diff line
@@ -229,6 +229,9 @@ struct v4l2_subdev_audio_ops { 
   s_std_output: set v4l2_std_id for video OUTPUT devices. This is ignored by

	video input devices.



   g_tvnorms_output: get v4l2_std_id with all standards supported by video

	OUTPUT device. This is ignored by video input devices.



   s_crystal_freq: sets the frequency of the crystal used to generate the

	clocks in Hz. An extra flags field allows device specific configuration

	regarding clock frequency dividers, etc. If not used, then set flags
@@ -265,6 +268,7 @@ struct v4l2_subdev_video_ops { 
	int (*s_crystal_freq)(struct v4l2_subdev *sd, u32 freq, u32 flags);

	int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std);

	int (*querystd)(struct v4l2_subdev *sd, v4l2_std_id *std);

	int (*g_tvnorms_output)(struct v4l2_subdev *sd, v4l2_std_id *std);

	int (*g_input_status)(struct v4l2_subdev *sd, u32 *status);

	int (*s_stream)(struct v4l2_subdev *sd, int enable);

	int (*cropcap)(struct v4l2_subdev *sd, struct v4l2_cropcap *cc);