Commit f7c7d6cc authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
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media: uapi: Add an entity type for Image Signal Processors 



Add and document a media entity type for Image Signal Processor devices.
Surprisingly we didn't have one, so add one now. More or less all ISP
drivers should use this type instead of what they currently are using (or
not using anything).

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent d8401ed0

Documentation/userspace-api/media/mediactl/media-types.rst

+7 −0
Original line number Diff line number Diff line
@@ -39,6 +39,7 @@ Types and flags used to represent the media graph elements 
.. _MEDIA-ENT-F-PROC-VIDEO-STATISTICS:

.. _MEDIA-ENT-F-PROC-VIDEO-ENCODER:

.. _MEDIA-ENT-F-PROC-VIDEO-DECODER:

.. _MEDIA-ENT-F-PROC-VIDEO-ISP:

.. _MEDIA-ENT-F-VID-MUX:

.. _MEDIA-ENT-F-VID-IF-BRIDGE:

.. _MEDIA-ENT-F-DV-DECODER:
@@ -201,6 +202,12 @@ Types and flags used to represent the media graph elements 
          decompressing a compressed video stream into uncompressed video

	  frames. Must have one sink pad and at least one source pad.



    *  -  ``MEDIA_ENT_F_PROC_VIDEO_ISP``

       -  An Image Signal Processor (ISP) device. ISPs generally are one of a

	  kind devices that have their specific control interfaces using a

	  combination of custom V4L2 controls and IOCTLs, and parameters

	  supplied in a metadata buffer.



    *  -  ``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

include/uapi/linux/media.h

+1 −0
Original line number Diff line number Diff line
@@ -127,6 +127,7 @@ struct media_device_info { 
#define MEDIA_ENT_F_PROC_VIDEO_STATISTICS	(MEDIA_ENT_F_BASE + 0x4006)

#define MEDIA_ENT_F_PROC_VIDEO_ENCODER		(MEDIA_ENT_F_BASE + 0x4007)

#define MEDIA_ENT_F_PROC_VIDEO_DECODER		(MEDIA_ENT_F_BASE + 0x4008)

#define MEDIA_ENT_F_PROC_VIDEO_ISP		(MEDIA_ENT_F_BASE + 0x4009)



/*

 * Switch and bridge entity functions