Callback is used to acquire current digital video preset from a subdev.
It is used to avoid keeping dv preset in top-level driver.
Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
include/media/v4l2-subdev.h | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index 476fcdd..af491a1 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -242,6 +242,8 @@ struct v4l2_subdev_audio_ops {
s_dv_preset: set dv (Digital Video) preset in the sub device. Similar to
s_std()
+ g_dv_preset: get current dv (Digital Video) preset in the sub device.
+
query_dv_preset: query dv preset in the sub device. This is similar to
querystd()
@@ -282,6 +284,8 @@ struct v4l2_subdev_video_ops {
struct v4l2_dv_enum_preset *preset);
int (*s_dv_preset)(struct v4l2_subdev *sd,
struct v4l2_dv_preset *preset);
+ int (*g_dv_preset)(struct v4l2_subdev *sd,
+ struct v4l2_dv_preset *preset);
int (*query_dv_preset)(struct v4l2_subdev *sd,
struct v4l2_dv_preset *preset);
int (*s_dv_timings)(struct v4l2_subdev *sd,
--
1.7.5.4
--
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