From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
While there was already a g_tvnorms_output video op, it's counterpart for
video capture was missing. Add it.
This is necessary for generic bridge drivers like soc-camera to set the
video_device tvnorms field correctly. Otherwise ENUMSTD cannot work.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
include/media/v4l2-subdev.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index d67210a..787d078 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -264,8 +264,11 @@ struct v4l2_mbus_frame_desc {
g_std_output: get current standard 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.
+ g_tvnorms: get v4l2_std_id with all standards supported by the video
+ CAPTURE device. This is ignored by video output devices.
+
+ g_tvnorms_output: get v4l2_std_id with all standards supported by the video
+ OUTPUT device. This is ignored by video capture 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
@@ -308,6 +311,7 @@ struct v4l2_subdev_video_ops {
int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std);
int (*g_std_output)(struct v4l2_subdev *sd, v4l2_std_id *std);
int (*querystd)(struct v4l2_subdev *sd, v4l2_std_id *std);
+ int (*g_tvnorms)(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);
--
1.8.5.2
--
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