diff options
| author | Ricardo Ribalda <ribalda@chromium.org> | 2025-02-23 18:58:04 +0000 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2025-03-05 10:43:24 +0100 |
| commit | 46108b41aeb5ac36da3ab613f9ab1b355f196a88 (patch) | |
| tree | 8c9b2ad4f9c250995e508a01500c3ae816eeafb4 /drivers/media/v4l2-core/v4l2-dev.c | |
| parent | a79efc44b51432490538a55b9753a721f7d3ea42 (diff) | |
media: ioctl: Simulate v4l2_queryctrl with v4l2_query_ext_ctrl
v4l2_queryctrl is a subset of v4l2_query_ext_ctrl. If the driver does
not implement v4l2_queryctrl we can implement it with
v4l2_query_ext_ctrl.
Suggested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-dev.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-dev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index 5bcaeeba4d09..252308a67fa8 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -572,7 +572,8 @@ static void determine_valid_ioctls(struct video_device *vdev) and that can't be tested here. If the bit for these control ioctls is set, then the ioctl is valid. But if it is 0, then it can still be valid if the filehandle passed the control handler. */ - if (vdev->ctrl_handler || ops->vidioc_queryctrl) + if (vdev->ctrl_handler || ops->vidioc_queryctrl || + ops->vidioc_query_ext_ctrl) __set_bit(_IOC_NR(VIDIOC_QUERYCTRL), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_query_ext_ctrl) __set_bit(_IOC_NR(VIDIOC_QUERY_EXT_CTRL), valid_ioctls); |