drm: drivers/char/drm/: make some functions static

From: Adrian Bunk <bunk@stusta.de>

This patch makes some needlessly global functions static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/via_dmablit.c b/drivers/char/drm/via_dmablit.c
index a28eece..b7f1745 100644
--- a/drivers/char/drm/via_dmablit.c
+++ b/drivers/char/drm/via_dmablit.c
@@ -167,7 +167,7 @@
  */
 
 
-void
+static void
 via_free_sg_info(struct pci_dev *pdev, drm_via_sg_info_t *vsg) 
 {
 	struct page *page;