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/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index aae0308..8ce4940 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -1114,8 +1114,7 @@
 
 #define BEGIN_RING( n ) do {						\
 	if ( RADEON_VERBOSE ) {						\
-		DRM_INFO( "BEGIN_RING( %d ) in %s\n",			\
-			   n, __FUNCTION__ );				\
+		DRM_INFO( "BEGIN_RING( %d )\n", (n));			\
 	}								\
 	if ( dev_priv->ring.space <= (n) * sizeof(u32) ) {		\
                 COMMIT_RING();						\