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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2010-02-26 12:23:10 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-03-22 04:53:45 -0300
commitc30b46e58b31a0fc420049e21117444862fc7cb7 (patch)
tree684db5e6880fa8df24df1893be2478c0d455fe27 /Documentation/video4linux/v4l2-framework.txt
parentcfe2cde6d33f15994ad34466ac4a08f5bb348948 (diff)
downloadop-kernel-dev-c30b46e58b31a0fc420049e21117444862fc7cb7.zip
op-kernel-dev-c30b46e58b31a0fc420049e21117444862fc7cb7.tar.gz
[media] v4l: subdev: Generic ioctl support
Instead of returning an error when receiving an ioctl call with an unsupported command, forward the call to the subdev core::ioctl handler. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/video4linux/v4l2-framework.txt')
-rw-r--r--Documentation/video4linux/v4l2-framework.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt
index 77d96f4..f2df31b 100644
--- a/Documentation/video4linux/v4l2-framework.txt
+++ b/Documentation/video4linux/v4l2-framework.txt
@@ -405,6 +405,11 @@ VIDIOC_UNSUBSCRIBE_EVENT
To properly support events, the poll() file operation is also
implemented.
+Private ioctls
+
+ All ioctls not in the above list are passed directly to the sub-device
+ driver through the core::ioctl operation.
+
I2C sub-device drivers
----------------------
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