diff options
| -rw-r--r-- | Documentation/video4linux/v4l2-framework.txt | 6 | ||||
| -rw-r--r-- | drivers/media/video/gspca/gspca.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-if.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/v4l2-dev.c | 2 | ||||
| -rw-r--r-- | include/media/v4l2-dev.h | 10 | ||||
| -rw-r--r-- | sound/i2c/other/tea575x-tuner.c | 2 |
6 files changed, 16 insertions, 16 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index c24a939..1f59052 100644 --- a/Documentation/video4linux/v4l2-framework.txt +++ b/Documentation/video4linux/v4l2-framework.txt @@ -623,7 +623,7 @@ In some cases you want to tell the core that a function you had specified in your v4l2_ioctl_ops should be ignored. You can mark such ioctls by calling this function before video_device_register is called: -void v4l2_dont_use_cmd(struct video_device *vdev, unsigned int cmd); +void v4l2_disable_ioctl(struct video_device *vdev, unsigned int cmd); This tends to be needed if based on external factors (e.g. which card is being used) you want to turns off certain features in v4l2_ioctl_ops without @@ -655,9 +655,9 @@ will be either a top-level mutex or a mutex per device node. By default this lock will be used for unlocked_ioctl, but you can disable locking for selected ioctls by calling: - void v4l2_dont_use_lock(struct video_device *vdev, unsigned int cmd); + void v4l2_disable_ioctl_locking(struct video_device *vdev, unsigned int cmd); -E.g.: v4l2_dont_use_lock(vdev, VIDIOC_DQBUF); +E.g.: v4l2_disable_ioctl_locking(vdev, VIDIOC_DQBUF); You have to call this before you register the video_device. diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 2b393b2..137166d 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -2285,9 +2285,9 @@ int gspca_dev_probe2(struct usb_interface *intf, * usb_lock is taken for a long time, e.g. when changing a control * value, and a new frame is ready to be dequeued. */ - v4l2_dont_use_lock(&gspca_dev->vdev, VIDIOC_DQBUF); - v4l2_dont_use_lock(&gspca_dev->vdev, VIDIOC_QBUF); - v4l2_dont_use_lock(&gspca_dev->vdev, VIDIOC_QUERYBUF); + v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_DQBUF); + v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_QBUF); + v4l2_disable_ioctl_locking(&gspca_dev->vdev, VIDIOC_QUERYBUF); /* init video stuff */ ret = video_register_device(&gspca_dev->vdev, diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index 998e809..ec4e2ef 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -1195,9 +1195,9 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id * v4l2_lock is taken for a long time, e.g. when changing a control * value, and a new frame is ready to be dequeued. */ - v4l2_dont_use_lock(&pdev->vdev, VIDIOC_DQBUF); - v4l2_dont_use_lock(&pdev->vdev, VIDIOC_QBUF); - v4l2_dont_use_lock(&pdev->vdev, VIDIOC_QUERYBUF); + v4l2_disable_ioctl_locking(&pdev->vdev, VIDIOC_DQBUF); + v4l2_disable_ioctl_locking(&pdev->vdev, VIDIOC_QBUF); + v4l2_disable_ioctl_locking(&pdev->vdev, VIDIOC_QUERYBUF); rc = video_register_device(&pdev->vdev, VFL_TYPE_GRABBER, -1); if (rc < 0) { diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 2c4feff..5ccbd46 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/drivers/media/video/v4l2-dev.c @@ -329,7 +329,7 @@ static long v4l2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) if (vdev->lock) { /* always lock unless the cmd is marked as "don't use lock" */ locked = !v4l2_is_known_ioctl(cmd) || - !test_bit(_IOC_NR(cmd), vdev->dont_use_lock); + !test_bit(_IOC_NR(cmd), vdev->disable_locking); if (locked && mutex_lock_interruptible(vdev->lock)) return -ERESTARTSYS; diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 70d91c9..a056e6e 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -132,7 +132,7 @@ struct video_device DECLARE_BITMAP(valid_ioctls, BASE_VIDIOC_PRIVATE); /* serialization lock */ - DECLARE_BITMAP(dont_use_lock, BASE_VIDIOC_PRIVATE); + DECLARE_BITMAP(disable_locking, BASE_VIDIOC_PRIVATE); struct mutex *lock; }; @@ -182,17 +182,17 @@ void video_device_release_empty(struct video_device *vdev); bool v4l2_is_known_ioctl(unsigned int cmd); /* mark that this command shouldn't use core locking */ -static inline void v4l2_dont_use_lock(struct video_device *vdev, unsigned int cmd) +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->dont_use_lock); + set_bit(_IOC_NR(cmd), vdev->disable_locking); } -/* Mark that this command isn't implemented, must be called before +/* Mark that this command isn't implemented. This must be called before video_device_register. See also the comments in determine_valid_ioctls(). This function allows drivers to provide just one v4l2_ioctl_ops struct, but disable ioctls based on the specific card that is actually found. */ -static inline void v4l2_dont_use_cmd(struct video_device *vdev, unsigned int cmd) +static inline void v4l2_disable_ioctl(struct video_device *vdev, unsigned int cmd) { if (_IOC_NR(cmd) < BASE_VIDIOC_PRIVATE) set_bit(_IOC_NR(cmd), vdev->valid_ioctls); diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c index 6e9ca7b..582aace 100644 --- a/sound/i2c/other/tea575x-tuner.c +++ b/sound/i2c/other/tea575x-tuner.c @@ -377,7 +377,7 @@ int snd_tea575x_init(struct snd_tea575x *tea) set_bit(V4L2_FL_USE_FH_PRIO, &tea->vd.flags); /* disable hw_freq_seek if we can't use it */ if (tea->cannot_read_data) - v4l2_dont_use_cmd(&tea->vd, VIDIOC_S_HW_FREQ_SEEK); + v4l2_disable_ioctl(&tea->vd, VIDIOC_S_HW_FREQ_SEEK); v4l2_ctrl_handler_init(&tea->ctrl_handler, 1); v4l2_ctrl_new_std(&tea->ctrl_handler, &tea575x_ctrl_ops, V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); |