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Diffstat (limited to 'include/media/v4l2-dev.h')
-rw-r--r--include/media/v4l2-dev.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index d62847f846c2..17f8f3a2f0a3 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -337,6 +337,9 @@ void *priv;
337 struct class_device class_dev; /* sysfs */ 337 struct class_device class_dev; /* sysfs */
338}; 338};
339 339
340/* Class-dev to video-device */
341#define to_video_device(cd) container_of(cd, struct video_device, class_dev)
342
340/* Version 2 functions */ 343/* Version 2 functions */
341extern int video_register_device(struct video_device *vfd, int type, int nr); 344extern int video_register_device(struct video_device *vfd, int type, int nr);
342void video_unregister_device(struct video_device *); 345void video_unregister_device(struct video_device *);
@@ -354,11 +357,9 @@ extern int video_usercopy(struct inode *inode, struct file *file,
354 int (*func)(struct inode *inode, struct file *file, 357 int (*func)(struct inode *inode, struct file *file,
355 unsigned int cmd, void *arg)); 358 unsigned int cmd, void *arg));
356 359
357
358#ifdef CONFIG_VIDEO_V4L1_COMPAT 360#ifdef CONFIG_VIDEO_V4L1_COMPAT
359#include <linux/mm.h> 361#include <linux/mm.h>
360 362
361#define to_video_device(cd) container_of(cd, struct video_device, class_dev)
362static inline int __must_check 363static inline int __must_check
363video_device_create_file(struct video_device *vfd, 364video_device_create_file(struct video_device *vfd,
364 struct class_device_attribute *attr) 365 struct class_device_attribute *attr)