On 01/07/2017 03:11 AM, Steve Longerbeam wrote:
> From: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
>
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> ---
> Documentation/media/uapi/mediactl/media-types.rst | 22 ++++++++++++++++++++++
> include/uapi/linux/media.h | 6 ++++++
> 2 files changed, 28 insertions(+)
>
> diff --git a/Documentation/media/uapi/mediactl/media-types.rst b/Documentation/media/uapi/mediactl/media-types.rst
> index 3e03dc2..023be29 100644
> --- a/Documentation/media/uapi/mediactl/media-types.rst
> +++ b/Documentation/media/uapi/mediactl/media-types.rst
> @@ -298,6 +298,28 @@ 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-MUX:
> +
> + - ``MEDIA_ENT_F_MUX``
I would prefer MEDIA_ENT_F_VID_MUX since this is video specific.
Regards,
Hans
> +
> + - 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. Video
> + frame(s) from the inactive sink pads are discarded.
> +
> + - .. 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 one source pad. It receives video frame(s) on
> + its sink pad in one bus format (HDMI, eDP, MIPI CSI-2, ...) and
> + converts them and outputs them on its source pad in another bus format
> + (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 4890787..08a8bfa 100644
> --- a/include/uapi/linux/media.h
> +++ b/include/uapi/linux/media.h
> @@ -105,6 +105,12 @@ struct media_device_info {
> #define MEDIA_ENT_F_PROC_VIDEO_STATISTICS (MEDIA_ENT_F_BASE + 0x4006)
>
> /*
> + * Switch and bridge entitites
> + */
> +#define MEDIA_ENT_F_MUX (MEDIA_ENT_F_BASE + 0x5001)
> +#define MEDIA_ENT_F_VID_IF_BRIDGE (MEDIA_ENT_F_BASE + 0x5002)
> +
> +/*
> * Connectors
> */
> /* It is a responsibility of the entity drivers to add connectors and links */
>
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