drm/exynos: fixed blending for hdmi graphic layer
Blending for graphic layer 0 of hdmi mixer was not set so video layer cannot be showed if graphic layer 0 is enabled. This patch fixes blending values to support blending between graphic layer 0 and video layer. Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
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@ -601,18 +601,20 @@ static void mixer_win_reset(struct mixer_context *ctx)
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mixer_reg_write(res, MXR_BG_COLOR2, 0x008080);
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mixer_reg_write(res, MXR_BG_COLOR2, 0x008080);
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/* setting graphical layers */
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/* setting graphical layers */
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val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
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val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
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val |= MXR_GRP_CFG_WIN_BLEND_EN;
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val |= MXR_GRP_CFG_WIN_BLEND_EN;
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val |= MXR_GRP_CFG_BLEND_PRE_MUL;
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val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
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val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */
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val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */
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/* the same configuration for both layers */
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/* the same configuration for both layers */
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mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val);
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mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val);
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val |= MXR_GRP_CFG_BLEND_PRE_MUL;
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val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
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mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val);
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mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val);
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/* setting video layers */
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val = MXR_GRP_CFG_ALPHA_VAL(0);
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mixer_reg_write(res, MXR_VIDEO_CFG, val);
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/* configuration of Video Processor Registers */
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/* configuration of Video Processor Registers */
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vp_win_reset(ctx);
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vp_win_reset(ctx);
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vp_default_filter(res);
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vp_default_filter(res);
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