diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3068-drm-amd-display-Fixes-for-some-MPO-cases.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3068-drm-amd-display-Fixes-for-some-MPO-cases.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3068-drm-amd-display-Fixes-for-some-MPO-cases.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3068-drm-amd-display-Fixes-for-some-MPO-cases.patch new file mode 100644 index 00000000..cbb2fed6 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3068-drm-amd-display-Fixes-for-some-MPO-cases.patch @@ -0,0 +1,50 @@ +From 508f257fdd740ab6c89188d94de3f0fd4435f2b9 Mon Sep 17 00:00:00 2001 +From: Ilya Bakoulin <Ilya.Bakoulin@amd.com> +Date: Wed, 26 Jun 2019 14:52:46 -0400 +Subject: [PATCH 3068/4256] drm/amd/display: Fixes for some MPO cases + +[Why] +Alpha could be improperly applied (only affecting half the +frame) for some source pixel formats. + +[How] +Change how alpha is enabled in MPC/DPP LB and change the +bottom plane blend mode in MPC. + +Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com> +Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Acked-by: Leo Li <sunpeng.li@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c | 2 +- + drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 2 +- + 2 files changed, 2 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +index 0bca011ed7c9..4f7a10390c57 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c +@@ -211,7 +211,7 @@ struct mpcc *mpc1_insert_plane( + } else { + new_mpcc->mpcc_bot = NULL; + REG_SET(MPCC_BOT_SEL[mpcc_id], 0, MPCC_BOT_SEL, 0xf); +- REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH); ++ REG_UPDATE(MPCC_CONTROL[mpcc_id], MPCC_MODE, MPCC_BLEND_MODE_TOP_LAYER_ONLY); + } + REG_SET(MPCC_TOP_SEL[mpcc_id], 0, MPCC_TOP_SEL, dpp_id); + REG_SET(MPCC_OPP_ID[mpcc_id], 0, MPCC_OPP_ID, tree->opp_id); +diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +index 23cbc72f71c8..432156b52602 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +@@ -1840,7 +1840,7 @@ static void dcn20_update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx) + { + struct hubp *hubp = pipe_ctx->plane_res.hubp; + struct mpcc_blnd_cfg blnd_cfg = { {0} }; +- bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha && pipe_ctx->bottom_pipe; ++ bool per_pixel_alpha = pipe_ctx->plane_state->per_pixel_alpha; + int mpcc_id; + struct mpcc *new_mpcc; + struct mpc *mpc = dc->res_pool->mpc; +-- +2.17.1 + |