From 816175dd1fd755b5475e30933eff3c3e03657f5a Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen@asianux.com>
Date: Sun, 10 Mar 2013 13:04:13 +0800
Subject: [PATCH] drivers/gpu/drm/tilcdc: Makefile, only -Werror when no -W* in
 EXTRA_CFLAGS

  When make with EXTRA_CFLAGS=-W, it will report error.
  so give a check in Makefile.

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Acked-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/tilcdc/Makefile | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/tilcdc/Makefile b/drivers/gpu/drm/tilcdc/Makefile
index deda656b10e7..7d2eefe94bf7 100644
--- a/drivers/gpu/drm/tilcdc/Makefile
+++ b/drivers/gpu/drm/tilcdc/Makefile
@@ -1,4 +1,7 @@
-ccflags-y := -Iinclude/drm -Werror
+ccflags-y := -Iinclude/drm
+ifeq (, $(findstring -W,$(EXTRA_CFLAGS)))
+	ccflags-y += -Werror
+endif
 
 tilcdc-y := \
 	tilcdc_crtc.o \