[PATCH v4 03/13] media: cedrus: h264: Support profile controls

Ezequiel Garcia
2020-11-23T14:41:22Z

Cedrus supports H.264 profiles from Baseline to High,
except for the Extended profile

Expose the V4L2_CID_MPEG_VIDEO_H264_PROFILE so that
userspace can query the driver for the supported
profiles and levels.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
---
drivers/staging/media/sunxi/cedrus/cedrus.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c
index 9a102b7c1bb9..97000f0e0011 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.c
@@ -103,6 +103,25 @@ static const struct cedrus_control cedrus_controls[] = {
.codec = CEDRUS_CODEC_H264,
.required = false,
},
+ /*
+ * We only expose supported profiles information,
+ * and not levels as it's not clear what is supported
+ * for each hardware/core version.
+ * In any case, TRY/S_FMT will clamp the format resolution
+ * to the maximum supported.
+ */
+ {
+ .cfg = {
+ .id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+ .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
+ .def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN,
+ .max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+ .menu_skip_mask =
+ BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED),
+ },
+ .codec = CEDRUS_CODEC_H264,
+ .required = false,
+ },
{
.cfg = {
.id = V4L2_CID_MPEG_VIDEO_HEVC_SPS,
--
2.27.0