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authorHans Verkuil <hverkuil@xs4all.nl>2010-03-22 09:09:07 +0100
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-05-18 05:51:30 +0200
commit467422678e9e73bff8d175024cdd89ed48483697 (patch)
treeaf04b378ac481098641786f16d7e9e490bcd89fc /drivers/media/video/pms.c
parentV4L/DVB: v4l: add V4L2_PIX_FMT_Y4 and V4L2_PIX_FMT_Y6 pixelformats (diff)
downloadlinux-467422678e9e73bff8d175024cdd89ed48483697.tar.xz
linux-467422678e9e73bff8d175024cdd89ed48483697.zip
V4L/DVB: pms: remove unnecessary exclusive open/close
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to '')
-rw-r--r--drivers/media/video/pms.c18
1 files changed, 0 insertions, 18 deletions
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c
index 0598bbd3f368..7129b50757db 100644
--- a/drivers/media/video/pms.c
+++ b/drivers/media/video/pms.c
@@ -61,7 +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];
@@ -931,25 +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,
};