The mixer graphic layer 0 isn't blended as default by commit 0377f4ed9f1aed30292c4e3c87f24e028ae26f36(drm/exynos: Don't blend mixer layer 0). But it needs to be blended with graphic layer 0 if video layer is enabled by vp because video layer is bottom. Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx> --- drivers/gpu/drm/exynos/exynos_mixer.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 9d0c21a..0a1a065 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -365,6 +365,11 @@ static void mixer_cfg_layer(struct mixer_context *ctx, int win, bool enable) vp_reg_writemask(res, VP_ENABLE, val, VP_ENABLE_ON); mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_VP_ENABLE); + + /* control blending of graphic layer 0 */ + mixer_reg_writemask(res, MXR_GRAPHIC_CFG(0), val, + MXR_GRP_CFG_BLEND_PRE_MUL | + MXR_GRP_CFG_PIXEL_BLEND_EN); } break; } -- 1.8.1.2 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
