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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2010-02-26 12:23:10 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-22 04:53:45 -0300 |
| commit | c30b46e58b31a0fc420049e21117444862fc7cb7 (patch) | |
| tree | 684db5e6880fa8df24df1893be2478c0d455fe27 | |
| parent | cfe2cde6d33f15994ad34466ac4a08f5bb348948 (diff) | |
| download | linux-stable-c30b46e58b31a0fc420049e21117444862fc7cb7.tar.gz linux-stable-c30b46e58b31a0fc420049e21117444862fc7cb7.tar.bz2 linux-stable-c30b46e58b31a0fc420049e21117444862fc7cb7.zip | |
[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>
| -rw-r--r-- | Documentation/video4linux/v4l2-framework.txt | 5 | ||||
| -rw-r--r-- | drivers/media/video/v4l2-subdev.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index 77d96f4e3f50..f2df31b088c6 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 ---------------------- diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c index 6e76f734c780..0b8064490676 100644 --- a/drivers/media/video/v4l2-subdev.c +++ b/drivers/media/video/v4l2-subdev.c @@ -276,7 +276,7 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) } #endif default: - return -ENOIOCTLCMD; + return v4l2_subdev_call(sd, core, ioctl, cmd, arg); } return 0; |