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/r128_cce.c b/drivers/char/drm/r128_cce.c
index 90972cc..892e0a5 100644
--- a/drivers/char/drm/r128_cce.c
+++ b/drivers/char/drm/r128_cce.c
@@ -651,7 +651,7 @@
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4) {
-		DRM_DEBUG("%s while CCE running\n", __FUNCTION__);
+		DRM_DEBUG("while CCE running\n");
 		return 0;
 	}
 
@@ -710,7 +710,7 @@
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (!dev_priv) {
-		DRM_DEBUG("%s called before init done\n", __FUNCTION__);
+		DRM_DEBUG("called before init done\n");
 		return -EINVAL;
 	}