media: add digital video decoder entity functions

Add a new media entity function definition for digital TV decoders:
MEDIA_ENT_F_DTV_DECODER

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/Documentation/media/uapi/mediactl/media-types.rst b/Documentation/media/uapi/mediactl/media-types.rst
index 8d64b0c..195400e 100644 (file)
--- a/Documentation/media/uapi/mediactl/media-types.rst
+++ b/Documentation/media/uapi/mediactl/media-types.rst
@@ -321,6 +321,17 @@ Types and flags used to represent the media graph elements
          MIPI CSI-2, ...), and outputs them on its source pad to an output
          video bus of another type (eDP, MIPI CSI-2, parallel, ...).
 
+    -  ..  row 31
+
+       ..  _MEDIA-ENT-F-DTV-DECODER:
+
+       -  ``MEDIA_ENT_F_DTV_DECODER``
+
+       -  Digital video decoder. The basic function of the video decoder is
+         to accept digital video from a wide variety of sources
+         and output it in some digital video standard, with appropriate
+         timing signals.
+
 ..  tabularcolumns:: |p{5.5cm}|p{12.0cm}|
 
 .. _media-entity-flag:

diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index b9b9446..2f12328 100644 (file)
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -110,6 +110,11 @@ struct media_device_info {
 #define MEDIA_ENT_F_VID_IF_BRIDGE              (MEDIA_ENT_F_BASE + 0x5002)
 
 /*
+ * Digital video decoder entities
+ */
+#define MEDIA_ENT_F_DTV_DECODER                        (MEDIA_ENT_F_BASE + 0x6001)
+
+/*
  * Connectors
  */
 /* It is a responsibility of the entity drivers to add connectors and links */