[PATCH 01/11] drm/sun4i: Make sunxi_rgb2yuv_coef constant

From: Chen-Yu Tsai
Date: Thu Feb 23 2017 - 03:14:18 EST


sunxi_rgb2yuv_coef is a table of RGB-to-YUV conversion coefficients.
They are programmed into the hardware, and can be declared constant.

Reported-by: Priit Laes <plaes@xxxxxxxxx>
Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
drivers/gpu/drm/sun4i/sun4i_backend.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index 5bf1ea4d92fc..7a61bd330f04 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -24,7 +24,7 @@
#include "sun4i_backend.h"
#include "sun4i_drv.h"

-static u32 sunxi_rgb2yuv_coef[12] = {
+static const u32 sunxi_rgb2yuv_coef[12] = {
0x00000107, 0x00000204, 0x00000064, 0x00000108,
0x00003f69, 0x00003ed6, 0x000001c1, 0x00000808,
0x000001c1, 0x00003e88, 0x00003fb8, 0x00000808
--
2.11.0