diff options
Diffstat (limited to 'drivers/media/video/pms.c')
| -rw-r--r-- | drivers/media/video/pms.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c index 11a2c26399b5..7129b50757db 100644 --- a/drivers/media/video/pms.c +++ b/drivers/media/video/pms.c @@ -25,7 +25,6 @@ #include <linux/errno.h> #include <linux/fs.h> #include <linux/kernel.h> -#include <linux/slab.h> #include <linux/mm.h> #include <linux/ioport.h> #include <linux/init.h> @@ -62,7 +61,6 @@ struct pms { int depth; int input; s32 brightness, saturation, hue, contrast; - unsigned long in_use; struct mutex lock; int i2c_count; struct i2c_info i2cinfo[64]; @@ -932,25 +930,8 @@ static ssize_t pms_read(struct file *file, char __user *buf, return len; } -static int pms_exclusive_open(struct file *file) -{ - struct pms *dev = video_drvdata(file); - - return test_and_set_bit(0, &dev->in_use) ? -EBUSY : 0; -} - -static int pms_exclusive_release(struct file *file) -{ - struct pms *dev = video_drvdata(file); - - clear_bit(0, &dev->in_use); - return 0; -} - static const struct v4l2_file_operations pms_fops = { .owner = THIS_MODULE, - .open = pms_exclusive_open, - .release = pms_exclusive_release, .ioctl = video_ioctl2, .read = pms_read, }; |