media: mtk-vcodec: vdec: Support H264 profile control

Add H264 profiles supported by the MediaTek 8173 decoder.

[acourbot: fix commit log a bit, move to mtk_vcodec_dec.c]
Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c

@@ -1421,6 +1421,16 @@ int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_ctx *ctx)
 				V4L2_CID_MPEG_VIDEO_VP9_PROFILE,
 				V4L2_MPEG_VIDEO_VP9_PROFILE_0,
 				0, V4L2_MPEG_VIDEO_VP9_PROFILE_0);
+	/*
+	 * H264. Baseline / Extended decoding is not supported.
+	 */
+	v4l2_ctrl_new_std_menu(&ctx->ctrl_hdl,
+			       &mtk_vcodec_dec_ctrl_ops,
+			       V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+			       V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+			       BIT(V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
+			       BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED),
+			       V4L2_MPEG_VIDEO_H264_PROFILE_MAIN);
 
 	if (ctx->ctrl_hdl.error) {
 		mtk_v4l2_err("Adding control failed %d",