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-rw-r--r--include/media/v4l2-ioctl.h15
1 files changed, 3 insertions, 12 deletions
diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index fcdb58c4ce07..835af438e4f8 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -286,27 +286,18 @@ int v4l_compat_translate_ioctl(struct file *file,
286#define v4l_compat_translate_ioctl(file, cmd, arg, ioctl) (-EINVAL) 286#define v4l_compat_translate_ioctl(file, cmd, arg, ioctl) (-EINVAL)
287#endif 287#endif
288 288
289#ifdef CONFIG_COMPAT
289/* 32 Bits compatibility layer for 64 bits processors */ 290/* 32 Bits compatibility layer for 64 bits processors */
290extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, 291extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd,
291 unsigned long arg); 292 unsigned long arg);
293#endif
292 294
293/* Include support for obsoleted stuff */ 295/* Include support for obsoleted stuff */
294extern int video_usercopy(struct file *file, unsigned int cmd, 296extern int video_usercopy(struct file *file, unsigned int cmd,
295 unsigned long arg, v4l2_kioctl func); 297 unsigned long arg, v4l2_kioctl func);
296 298
297/* Standard handlers for V4L ioctl's */ 299/* Standard handlers for V4L ioctl's */
298 300extern int video_ioctl2(struct file *file,
299/* This prototype is used on fops.unlocked_ioctl */
300extern long __video_ioctl2(struct file *file,
301 unsigned int cmd, unsigned long arg);
302
303/* This prototype is used on fops.ioctl
304 * Since fops.ioctl enables Kernel Big Lock, it is preferred
305 * to use __video_ioctl2 instead.
306 * It should be noticed that there's no lock code inside
307 * video_ioctl2().
308 */
309extern int video_ioctl2(struct inode *inode, struct file *file,
310 unsigned int cmd, unsigned long arg); 301 unsigned int cmd, unsigned long arg);
311 302
312#endif /* _V4L2_IOCTL_H */ 303#endif /* _V4L2_IOCTL_H */