From b45cd756368823ce9e19bcb8c69d575595df5c5a Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Wed, 7 Jun 2017 15:33:54 -0300 Subject: [PATCH] [media] add mux and video interface bridge entity functions Add two new media entity function definitions for video multiplexers and video interface bridges. - renamed MEDIA_ENT_F_MUX to MEDIA_ENT_F_VID_MUX Signed-off-by: Philipp Zabel Signed-off-by: Steve Longerbeam Acked-by: Sakari Ailus Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- .../media/uapi/mediactl/media-types.rst | 21 +++++++++++++++++++ include/uapi/linux/media.h | 6 ++++++ 2 files changed, 27 insertions(+) diff --git a/Documentation/media/uapi/mediactl/media-types.rst b/Documentation/media/uapi/mediactl/media-types.rst index 2a5164aea2b4..71078565d644 100644 --- a/Documentation/media/uapi/mediactl/media-types.rst +++ b/Documentation/media/uapi/mediactl/media-types.rst @@ -299,6 +299,27 @@ Types and flags used to represent the media graph elements received on its sink pad and outputs the statistics data on its source pad. + - .. row 29 + + .. _MEDIA-ENT-F-VID-MUX: + + - ``MEDIA_ENT_F_VID_MUX`` + + - Video multiplexer. An entity capable of multiplexing must have at + least two sink pads and one source pad, and must pass the video + frame(s) received from the active sink pad to the source pad. + + - .. row 30 + + .. _MEDIA-ENT-F-VID-IF-BRIDGE: + + - ``MEDIA_ENT_F_VID_IF_BRIDGE`` + + - Video interface bridge. A video interface bridge entity must have at + least one sink pad and at least one source pad. It receives video + frames on its sink pad from an input video bus of one type (HDMI, eDP, + MIPI CSI-2, ...), and outputs them on its source pad to an output + video bus of another type (eDP, MIPI CSI-2, parallel, ...). .. tabularcolumns:: |p{5.5cm}|p{12.0cm}| diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index 4890787731b8..fac96c64fe51 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -104,6 +104,12 @@ struct media_device_info { #define MEDIA_ENT_F_PROC_VIDEO_SCALER (MEDIA_ENT_F_BASE + 0x4005) #define MEDIA_ENT_F_PROC_VIDEO_STATISTICS (MEDIA_ENT_F_BASE + 0x4006) +/* + * Switch and bridge entitites + */ +#define MEDIA_ENT_F_VID_MUX (MEDIA_ENT_F_BASE + 0x5001) +#define MEDIA_ENT_F_VID_IF_BRIDGE (MEDIA_ENT_F_BASE + 0x5002) + /* * Connectors */