[RFC PATCH] drm/gma500: psb_spank() can be static

[kernel test robot]

drivers/gpu/drm/gma500/psb_drv.c:102:6: warning: symbol 'psb_spank' was not declared. Should it be static?

Reported-by: kernel test robot <lkp at intel.com>
Signed-off-by: kernel test robot <lkp at intel.com>
---
 drivers/gpu/drm/gma500/psb_drv.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index eeb681be9c955..e400b284ffd48 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -99,7 +99,7 @@ static const struct drm_ioctl_desc psb_ioctls[] = {
  *
  *	Soft reset the graphics engine and then reload the necessary registers.
  */
-void psb_spank(struct drm_psb_private *dev_priv)
+static void psb_spank(struct drm_psb_private *dev_priv)
 {
 	PSB_WSGX32(_PSB_CS_RESET_BIF_RESET | _PSB_CS_RESET_DPM_RESET |
 		_PSB_CS_RESET_TA_RESET | _PSB_CS_RESET_USE_RESET |