ps3fb: make ps3fb_wait_for_vsync() and ps3fb_flip_ctl() static

Make ps3fb_wait_for_vsync() and ps3fb_flip_ctl() static, as they're no
(longer) used outside ps3fb.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/video/ps3fb.c

diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c
index 57da3e1..4885978 100644
--- a/drivers/video/ps3fb.c
+++ b/drivers/video/ps3fb.c
@@ -652,7 +652,7 @@
 	return 0;
 }
 
-int ps3fb_wait_for_vsync(u32 crtc)
+static int ps3fb_wait_for_vsync(u32 crtc)
 {
 	int ret;
 	u64 count;
@@ -667,9 +667,7 @@
 	return 0;
 }
 
-EXPORT_SYMBOL_GPL(ps3fb_wait_for_vsync);
-
-void ps3fb_flip_ctl(int on, void *data)
+static void ps3fb_flip_ctl(int on, void *data)
 {
 	struct ps3fb_priv *priv = data;
 	if (on)