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Groups > linux.kernel > #1660095

[PATCH v8 15/34] add mux and video interface bridge entity functions

From Steve Longerbeam <slongerbeam@gmail.com>
Newsgroups linux.kernel
Subject [PATCH v8 15/34] add mux and video interface bridge entity functions
Date 2017-06-07 20:50 +0200
Message-ID <tPObM-1TW-21@gated-at.bofh.it> (permalink)
References <tPO26-1PO-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Philipp Zabel <p.zabel@pengutronix.de>

Add two new media entity function definitions for video multiplexers
and video interface bridges.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

- renamed MEDIA_ENT_F_MUX to MEDIA_ENT_F_VID_MUX

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 Documentation/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 2a5164a..7107856 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 4890787..fac96c6 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_VID_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 */
-- 
2.7.4

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[PATCH v8 00/34] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 28/34] media: imx: csi: add frame skipping support Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 11/34] ARM: dts: imx6-sabreauto: create i2cmux for i2c3 Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 26/34] media: imx: csi: add support for bayer formats Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 31/34] media: imx: capture: add frame sizes/interval enumeration Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 25/34] media: imx: Add MIPI CSI-2 Receiver subdev driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 32/34] media: imx: set and propagate default field, colorimetry Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 33/34] media: imx: Drop warning upon multiple S_STREAM disable calls Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 30/34] media: imx: csi: add frame size/interval enumeration Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 16/34] platform: add video-multiplexer subdevice driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:40 +0200
  [PATCH v8 09/34] ARM: dts: imx6-sabrelite: add OV5642 and OV5640 camera sensors Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 18/34] media: Add userspace header file for i.MX Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 07/34] ARM: dts: imx6qdl: add capture-subsystem device Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 15/34] add mux and video interface bridge entity functions Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 23/34] media: imx: Add VDIC subdev driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 04/34] ARM: dts: imx6qdl: add multiplexer controls Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 21/34] media: imx: Add Capture Device Interface Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 13/34] ARM: dts: imx6-sabreauto: add pinctrl for gpt input capture Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 06/34] ARM: dts: imx6qdl: Add video multiplexers, mipi_csi, and their connections Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 12/34] ARM: dts: imx6-sabreauto: add reset-gpios property for max7310_b Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 03/34] [media] dt/bindings: Add bindings for OV5640 Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  [PATCH v8 01/34] dt-bindings: Add bindings for video-multiplexer device Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 20:50 +0200
  Re: [PATCH v8 00/34] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-06-07 21:10 +0200
    Re: [PATCH v8 00/34] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-07 21:10 +0200
    Re: [PATCH v8 00/34] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-10 01:20 +0200
    Re: [PATCH v8 00/34] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-10 01:20 +0200
      Re: [PATCH v8 00/34] i.MX Media Driver Hans Verkuil <hverkuil@xs4all.nl> - 2017-06-10 01:30 +0200
        Re: [PATCH v8 00/34] i.MX Media Driver Pavel Machek <pavel@ucw.cz> - 2017-06-10 09:40 +0200
        Re: [PATCH v8 00/34] i.MX Media Driver Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com> - 2017-06-11 22:10 +0200
          Re: [PATCH v8 00/34] i.MX Media Driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-12 20:20 +0200
  Re: [PATCH v8 19/34] media: Add i.MX media core driver Philipp Zabel <p.zabel@pengutronix.de> - 2017-06-09 15:20 +0200
    Re: [PATCH v8 19/34] media: Add i.MX media core driver Steve Longerbeam <slongerbeam@gmail.com> - 2017-06-10 01:10 +0200
  Re: [PATCH v8 17/34] [media] add Omnivision OV5640 sensor driver Sakari Ailus <sakari.ailus@iki.fi> - 2017-06-11 00:00 +0200

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