[PATCH -next] drm: atmel-hlcdc: fix non static symbol warning

[weiyj_lk]

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

Fixes the following sparse warning:

drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c:390:6: warning:
 symbol 'atmel_hlcdc_crtc_reset' was not declared. Should it be static?

Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
index a978381..9b17a66 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
@@ -387,7 +387,7 @@ void atmel_hlcdc_crtc_irq(struct drm_crtc *c)
 	atmel_hlcdc_crtc_finish_page_flip(drm_crtc_to_atmel_hlcdc_crtc(c));
 }
 
-void atmel_hlcdc_crtc_reset(struct drm_crtc *crtc)
+static void atmel_hlcdc_crtc_reset(struct drm_crtc *crtc)
 {
 	struct atmel_hlcdc_crtc_state *state;