extern const char *v4l2_type_names[];
/* Compatibility layer interface -- v4l1-compat module */
-typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file,
+typedef int (*v4l2_kioctl)(struct file *file,
unsigned int cmd, void *arg);
#ifdef CONFIG_VIDEO_V4L1_COMPAT
-int v4l_compat_translate_ioctl(struct inode *inode, struct file *file,
+int v4l_compat_translate_ioctl(struct file *file,
int cmd, void *arg, v4l2_kioctl driver_ioctl);
#else
-#define v4l_compat_translate_ioctl(inode, file, cmd, arg, ioctl) (-EINVAL)
+#define v4l_compat_translate_ioctl(file, cmd, arg, ioctl) (-EINVAL)
#endif
/* 32 Bits compatibility layer for 64 bits processors */
extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd,
unsigned long arg);
-extern int video_ioctl2(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg);
-extern long video_ioctl2_unlocked(struct file *file,
- unsigned int cmd, unsigned long arg);
-
/* Include support for obsoleted stuff */
extern int video_usercopy(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
int (*func)(struct inode *inode, struct file *file,
unsigned int cmd, void *arg));
+/* Standard handlers for V4L ioctl's */
+
+/* This prototype is used on fops.unlocked_ioctl */
+extern int __video_ioctl2(struct file *file,
+ unsigned int cmd, unsigned long arg);
+
+/* This prototype is used on fops.ioctl
+ * Since fops.ioctl enables Kernel Big Lock, it is preferred
+ * to use __video_ioctl2 instead.
+ * It should be noticed that there's no lock code inside
+ * video_ioctl2().
+ */
+extern int video_ioctl2(struct inode *inode, struct file *file,
+ unsigned int cmd, unsigned long arg);
+
#endif /* _V4L2_IOCTL_H */