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authorSakari Ailus <sakari.ailus@linux.intel.com>2016-10-18 16:15:32 +0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2016-11-16 18:29:44 +0300
commit708f48e76d6de7a90e583e2b1e6b54be1a53cc1b (patch)
treee2cdd148abcfac520c4cea30343997c3e63cadf1 /Documentation
parent20d93338bf250f3f6adeb71cc234fca966ef51d7 (diff)
downloadlinux-708f48e76d6de7a90e583e2b1e6b54be1a53cc1b.tar.xz
[media] v4l: Document that m2m devices have a file handle specific context
Memory-to-memory V4L2 devices all have file handle specific context. Say this in the API documentation so that the user space may rely on it being the case. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/media/uapi/v4l/dev-codec.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/media/uapi/v4l/dev-codec.rst b/Documentation/media/uapi/v4l/dev-codec.rst
index d9f218449ddd..c61e938bd8dc 100644
--- a/Documentation/media/uapi/v4l/dev-codec.rst
+++ b/Documentation/media/uapi/v4l/dev-codec.rst
@@ -26,7 +26,7 @@ parameters
The MPEG controls actually support many more codecs than
just MPEG. See :ref:`mpeg-controls`.
-Memory-to-memory devices can often be used as a shared resource: you can
+Memory-to-memory devices function as a shared resource: you can
open the video node multiple times, each application setting up their
own codec properties that are local to the file handle, and each can use
it independently from the others. The driver will arbitrate access to