Format mask is one bit too short. Fix it.

Fixes: 9d75b8c0b999 (drm/sun4i: add support for Allwinner DE2 mixers)

Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net>
---
 drivers/gpu/drm/sun4i/sun8i_mixer.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h 
b/drivers/gpu/drm/sun4i/sun8i_mixer.h
index 4785ac090b8c..c142fbb8661e 100644
--- a/drivers/gpu/drm/sun4i/sun8i_mixer.h
+++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h
@@ -80,7 +80,7 @@
 
 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN              BIT(0)
 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_MASK GENMASK(2, 1)
-#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK      GENMASK(11, 8)
+#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK      GENMASK(12, 8)
 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MASK      GENMASK(31, 24)
 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_DEF  (1 << 1)
 #define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_ARGB8888  (0 << 8)
-- 
2.15.1

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