[PATCH 4.9 122/329] drm/exynos: fix comparison to bitshift when dealing with a mask

From: Greg Kroah-Hartman
Date: Mon May 28 2018 - 06:31:46 EST


4.9-stable review patch. If anyone has any objections, please let me know.

------------------

From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

[ Upstream commit 1293b6191010672c0c9dacae8f71c6f3e4d70cbe ]

Due to a typo, the mask was destroyed by a comparison instead of a bit
shift.

Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/exynos/regs-fimc.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/exynos/regs-fimc.h
+++ b/drivers/gpu/drm/exynos/regs-fimc.h
@@ -569,7 +569,7 @@
#define EXYNOS_CIIMGEFF_FIN_EMBOSSING (4 << 26)
#define EXYNOS_CIIMGEFF_FIN_SILHOUETTE (5 << 26)
#define EXYNOS_CIIMGEFF_FIN_MASK (7 << 26)
-#define EXYNOS_CIIMGEFF_PAT_CBCR_MASK ((0xff < 13) | (0xff < 0))
+#define EXYNOS_CIIMGEFF_PAT_CBCR_MASK ((0xff << 13) | (0xff << 0))

/* Real input DMA size register */
#define EXYNOS_CIREAL_ISIZE_AUTOLOAD_ENABLE (1 << 31)