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authorHans Verkuil <hverkuil@xs4all.nl>2008-08-23 05:34:55 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-10-12 09:36:54 -0200
commitcb353588e1946ab709be57dd8545598793acf912 (patch)
tree1a13b6881a169e205bf9ca190c5ce913618771e9
parent7d43cd53c851e3cf04d73108d4e7e25a1104c6f5 (diff)
V4L/DVB (8781): v4l2-dev: remove obsolete video_exclusive_open/release
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/video/v4l2-dev.c30
-rw-r--r--include/media/v4l2-dev.h6
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 */