radeon_driver_vblank_do_wait() static

radeon_driver_vblank_do_wait() can become static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/drm/radeon_irq.c b/drivers/char/drm/radeon_irq.c
index f89e576..2b2407e 100644
--- a/drivers/char/drm/radeon_irq.c
+++ b/drivers/char/drm/radeon_irq.c
@@ -144,8 +144,8 @@
 	return ret;
 }
 
-int radeon_driver_vblank_do_wait(struct drm_device * dev, unsigned int *sequence,
-				 int crtc)
+static int radeon_driver_vblank_do_wait(struct drm_device * dev,
+					unsigned int *sequence, int crtc)
 {
 	drm_radeon_private_t *dev_priv =
 	    (drm_radeon_private_t *) dev->dev_private;