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[RESENT,V0,2/4] media: subdev: support which in v4l2_subdev_frame_interval

Message ID 20210507074604.15079-3-louis.kuo@mediatek.com (mailing list archive)
State New, archived
Headers show
Series media: some framework interface extension for new feature of Mediatek Camsys driver | expand

Commit Message

Louis Kuo May 7, 2021, 7:46 a.m. UTC
This patch is to support try or set of VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL
through which parameter.
This behavior is already supported in some similar V4L2 IOCTLs such as
VIDIOC_SUBDEV_ENUM_FRAME_SIZE for the same reason.

Signed-off-by: Louis Kuo <louis.kuo@mediatek.com>
 include/uapi/linux/v4l2-subdev.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h
index d6ffd5981c68..9d64feaa693b 100644
--- a/include/uapi/linux/v4l2-subdev.h
+++ b/include/uapi/linux/v4l2-subdev.h
@@ -120,12 +120,13 @@  struct v4l2_subdev_frame_size_enum {
  * struct v4l2_subdev_frame_interval - Pad-level frame rate
  * @pad: pad number, as reported by the media API
  * @interval: frame interval in seconds
- * @reserved: drivers and applications must zero this array
+ * @which: format type (from enum v4l2_subdev_format_whence)
 struct v4l2_subdev_frame_interval {
 	__u32 pad;
 	struct v4l2_fract interval;
-	__u32 reserved[9];
+	__u32 which;
+	__u32 reserved[8];