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| author | Seung-Woo Kim <sw0312.kim@samsung.com> | 2012-05-15 17:22:08 +0900 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2012-06-05 13:25:18 +0900 |
| commit | 5736603bef2383b6bb07f88596ccc8c387d91121 (patch) | |
| tree | acd59bc4ba732c954813eafea2b8192f8d72959a | |
| parent | f56fdcef4d8991b0906461fec6494d7f9d401ef3 (diff) | |
| download | lwn-5736603bef2383b6bb07f88596ccc8c387d91121.tar.gz lwn-5736603bef2383b6bb07f88596ccc8c387d91121.zip | |
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>
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 5a46e583c5b5..e2147a2ddcec 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -601,18 +601,20 @@ static void mixer_win_reset(struct mixer_context *ctx) mixer_reg_write(res, MXR_BG_COLOR2, 0x008080); /* setting graphical layers */ - val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */ val |= MXR_GRP_CFG_WIN_BLEND_EN; + val |= MXR_GRP_CFG_BLEND_PRE_MUL; + val |= MXR_GRP_CFG_PIXEL_BLEND_EN; val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */ /* the same configuration for both layers */ mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val); - - val |= MXR_GRP_CFG_BLEND_PRE_MUL; - val |= MXR_GRP_CFG_PIXEL_BLEND_EN; mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val); + /* setting video layers */ + val = MXR_GRP_CFG_ALPHA_VAL(0); + mixer_reg_write(res, MXR_VIDEO_CFG, val); + /* configuration of Video Processor Registers */ vp_win_reset(ctx); vp_default_filter(res); |