drm: cleanup DRM_DEBUG() parameters

As DRM_DEBUG macro already prints out the __FUNCTION__ string (see
drivers/char/drm/drmP.h), it is not worth doing this again. At some
other places the ending "\n" was added.

airlied:- I cleaned up a few that this patch missed also

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/via_video.c b/drivers/char/drm/via_video.c
index c15e75b..6ec04ac 100644
--- a/drivers/char/drm/via_video.c
+++ b/drivers/char/drm/via_video.c
@@ -33,7 +33,7 @@
 {
 	unsigned int i;
 
-	DRM_DEBUG("%s\n", __FUNCTION__);
+	DRM_DEBUG("\n");
 
 	for (i = 0; i < VIA_NR_XVMC_LOCKS; ++i) {
 		DRM_INIT_WAITQUEUE(&(dev_priv->decoder_queue[i]));
@@ -73,7 +73,7 @@
 	drm_via_sarea_t *sAPriv = dev_priv->sarea_priv;
 	int ret = 0;
 
-	DRM_DEBUG("%s\n", __FUNCTION__);
+	DRM_DEBUG("\n");
 
 	if (fx->lock > VIA_NR_XVMC_LOCKS)
 		return -EFAULT;