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drm/exynos: mixer: simplify mixer_cfg_rgb_fmt() 

Convert if-statements to switch statement. Removes
duplicated code.

Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Tobias Jakobi 2017-03-10 14:30:16 +01:00 committed by Inki Dae
parent 526b4d3e8b
commit 2a39db0136
1 changed files with 8 additions and 22 deletions
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30
drivers/gpu/drm/exynos/exynos_mixer.c
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@ -381,29 +381,14 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
struct mixer_resources *res = &ctx->mixer_res;
u32 val;
if (height == 480) {
switch (height) {
case 480:
case 576:
val = MXR_CFG_RGB601_0_255;
} else if (height == 576) {
val = MXR_CFG_RGB601_0_255;
} else if (height == 720) {
val = MXR_CFG_RGB709_16_235;
mixer_reg_write(res, MXR_CM_COEFF_Y,
(1 << 30) | (94 << 20) | (314 << 10) |
(32 << 0));
mixer_reg_write(res, MXR_CM_COEFF_CB,
(972 << 20) | (851 << 10) | (225 << 0));
mixer_reg_write(res, MXR_CM_COEFF_CR,
(225 << 20) | (820 << 10) | (1004 << 0));
} else if (height == 1080) {
val = MXR_CFG_RGB709_16_235;
mixer_reg_write(res, MXR_CM_COEFF_Y,
(1 << 30) | (94 << 20) | (314 << 10) |
(32 << 0));
mixer_reg_write(res, MXR_CM_COEFF_CB,
(972 << 20) | (851 << 10) | (225 << 0));
mixer_reg_write(res, MXR_CM_COEFF_CR,
(225 << 20) | (820 << 10) | (1004 << 0));
} else {
break;
case 720:
case 1080:
default:
val = MXR_CFG_RGB709_16_235;
mixer_reg_write(res, MXR_CM_COEFF_Y,
(1 << 30) | (94 << 20) | (314 << 10) |
@ -412,6 +397,7 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
(972 << 20) | (851 << 10) | (225 << 0));
mixer_reg_write(res, MXR_CM_COEFF_CR,
(225 << 20) | (820 << 10) | (1004 << 0));
break;
}
mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK);