diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 9cdae10fd36d..0573eab0e190 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -380,14 +380,16 @@ static void mixer_cfg_scan(struct mixer_context *ctx, int width, int height) mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_SCAN_MASK); } -static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height) +static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, struct drm_display_mode *mode) { + enum hdmi_quantization_range range = drm_default_rgb_quant_range(mode); u32 val; - if (height < 720) { - val = MXR_CFG_RGB601_0_255; + if (mode->vdisplay < 720) { + val = MXR_CFG_RGB601; } else { - val = MXR_CFG_RGB709_16_235; + val = MXR_CFG_RGB709; + /* Configure the BT.709 CSC matrix for full range RGB. */ mixer_reg_write(ctx, MXR_CM_COEFF_Y, MXR_CSC_CT( 0.184, 0.614, 0.063) | @@ -398,6 +400,11 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height) MXR_CSC_CT( 0.440, -0.399, -0.040)); } + if (range == HDMI_QUANTIZATION_RANGE_FULL) + val |= MXR_CFG_QUANT_RANGE_FULL; + else + val |= MXR_CFG_QUANT_RANGE_LIMITED; + mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK); } @@ -454,7 +461,7 @@ static void mixer_commit(struct mixer_context *ctx) struct drm_display_mode *mode = &ctx->crtc->base.state->adjusted_mode; mixer_cfg_scan(ctx, mode->hdisplay, mode->vdisplay); - mixer_cfg_rgb_fmt(ctx, mode->vdisplay); + mixer_cfg_rgb_fmt(ctx, mode); mixer_run(ctx); } |