From: Hans Verkuil <hans.verk...@cisco.com>
The last user of this 'feature' was the gspca driver. Now that
that driver has been converted to vb2 we can delete this code.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
Reviewed-by: Hans de Goede <hdego...@redhat.com>
---
drivers/media/v4l2-core/v4l2-ioctl.c | 2 --
include/media/v4l2-dev.h | 15 ---------------
2 files changed, 17 deletions(-)
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c
b/drivers/media/v4l2-core/v4l2-ioctl.c
index 212aac1d22c1..c23fbfe90a9e 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -2666,8 +2666,6 @@ struct mutex *v4l2_ioctl_get_lock(struct video_device
*vdev, unsigned cmd)
{
if (_IOC_NR(cmd) >= V4L2_IOCTLS)
return vdev->lock;
- if (test_bit(_IOC_NR(cmd), vdev->disable_locking))
- return NULL;
if (vdev->queue && vdev->queue->lock &&
(v4l2_ioctls[_IOC_NR(cmd)].flags & INFO_FL_QUEUE))
return vdev->queue->lock;
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 73073f6ee48c..30423aefe7c5 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -238,7 +238,6 @@ struct v4l2_file_operations {
* @ioctl_ops: pointer to &struct v4l2_ioctl_ops with ioctl callbacks
*
* @valid_ioctls: bitmap with the valid ioctls for this device
- * @disable_locking: bitmap with the ioctls that don't require locking
* @lock: pointer to &struct mutex serialization lock
*
* .. note::
@@ -291,7 +290,6 @@ struct video_device
const struct v4l2_ioctl_ops *ioctl_ops;
DECLARE_BITMAP(valid_ioctls, BASE_VIDIOC_PRIVATE);
- DECLARE_BITMAP(disable_locking, BASE_VIDIOC_PRIVATE);
struct mutex *lock;
};
@@ -446,19 +444,6 @@ void video_device_release_empty(struct video_device *vdev);
*/
bool v4l2_is_known_ioctl(unsigned int cmd);
-/** v4l2_disable_ioctl_locking - mark that a given command
- * shouldn't use core locking
- *
- * @vdev: pointer to &struct video_device
- * @cmd: ioctl command
- */
-static inline void v4l2_disable_ioctl_locking(struct video_device *vdev,
- unsigned int cmd)
-{
- if (_IOC_NR(cmd) < BASE_VIDIOC_PRIVATE)
- set_bit(_IOC_NR(cmd), vdev->disable_locking);
-}
-
/**
* v4l2_disable_ioctl- mark that a given command isn't implemented.
* shouldn't use core locking
--
2.17.0
