diff options
| -rw-r--r-- | drivers/media/video/v4l2-dev.c | 30 | ||||
| -rw-r--r-- | include/media/v4l2-dev.h | 6 |
2 files changed, 0 insertions, 36 deletions
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 8903e41628eb..66bd74b58b06 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/drivers/media/video/v4l2-dev.c @@ -141,34 +141,6 @@ static int video_open(struct inode *inode, struct file *file) return err; } -/* - * open/release helper functions -- handle exclusive opens - * Should be removed soon - */ -int video_exclusive_open(struct inode *inode, struct file *file) -{ - struct video_device *vfl = video_devdata(file); - int retval = 0; - - mutex_lock(&vfl->lock); - if (vfl->users) - retval = -EBUSY; - else - vfl->users++; - mutex_unlock(&vfl->lock); - return retval; -} -EXPORT_SYMBOL(video_exclusive_open); - -int video_exclusive_release(struct inode *inode, struct file *file) -{ - struct video_device *vfl = video_devdata(file); - - vfl->users--; - return 0; -} -EXPORT_SYMBOL(video_exclusive_release); - /** * get_index - assign stream number based on parent device * @vdev: video_device to assign index number to, vdev->dev should be assigned @@ -320,8 +292,6 @@ int video_register_device_index(struct video_device *vfd, int type, int nr, goto fail_minor; } - mutex_init(&vfd->lock); - /* sysfs class */ memset(&vfd->dev, 0x00, sizeof(vfd->dev)); vfd->dev.class = &video_class; diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 2745e1afc722..e472b5d07a55 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -77,10 +77,6 @@ struct video_device * Or use {pci|usb}_{get|set}_drvdata() directly. */ void *priv; #endif - - /* for videodev.c internal usage -- please don't touch */ - int users; /* video_exclusive_{open|close} ... */ - struct mutex lock; /* ... helper function uses these */ }; /* Class-dev to video-device */ @@ -111,8 +107,6 @@ static inline void video_set_drvdata(struct video_device *dev, void *data) /* Obsolete stuff - Still needed for radio devices and obsolete drivers */ extern struct video_device* video_devdata(struct file*); -extern int video_exclusive_open(struct inode *inode, struct file *file); -extern int video_exclusive_release(struct inode *inode, struct file *file); #endif #endif /* _V4L2_DEV_H */ |