drm/bridge/mhl: add MHL3 infoframe related definitions (be1cd6fe) · Commits · 戴 / test

MHL3 protocol uses vendor specific infoframes to transmit additional information to the sink. This patch adds definitions of structures and constants used to create such frames. Signed-off-by:

Andrzej Hajda <a.hajda@samsung.com> Signed-off-by:

Archit Taneja <architt@codeaurora.org> Link: http://patchwork.freedesktop.org/patch/msgid/1485935272-17337-20-git-send-email-a.hajda@samsung.com

include/drm/bridge/mhl.h

+32 −0

Original line number	Diff line number	Diff line
		@@ -341,4 +341,36 @@ struct mhl_burst_audio_descr {
		u8 short_desc[9];
		} __packed;

		/*
		* MHL3 infoframe related definitions
		*/

		#define MHL3_IEEE_OUI 0x7ca61d
		#define MHL3_INFOFRAME_SIZE 15

		enum mhl3_video_format {
		MHL3_VIDEO_FORMAT_NONE,
		MHL3_VIDEO_FORMAT_3D,
		MHL3_VIDEO_FORMAT_MULTI_VIEW,
		MHL3_VIDEO_FORMAT_DUAL_3D
		};

		enum mhl3_3d_format_type {
		MHL3_3D_FORMAT_TYPE_FS, /* frame sequential */
		MHL3_3D_FORMAT_TYPE_TB, /* top-bottom */
		MHL3_3D_FORMAT_TYPE_LR, /* left-right */
		MHL3_3D_FORMAT_TYPE_FS_TB, /* frame sequential, top-bottom */
		MHL3_3D_FORMAT_TYPE_FS_LR, /* frame sequential, left-right */
		MHL3_3D_FORMAT_TYPE_TB_LR /* top-bottom, left-right */
		};

		struct mhl3_infoframe {
		unsigned char version;
		enum mhl3_video_format video_format;
		enum mhl3_3d_format_type format_type;
		bool sep_audio;
		int hev_format;
		int av_delay;
		};

		#endif /* __MHL_H__ */

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