diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0407-drm-amd-display-do-not-set_mpc_tree-if-tree-is-alrea.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0407-drm-amd-display-do-not-set_mpc_tree-if-tree-is-alrea.patch | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0407-drm-amd-display-do-not-set_mpc_tree-if-tree-is-alrea.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0407-drm-amd-display-do-not-set_mpc_tree-if-tree-is-alrea.patch new file mode 100644 index 00000000..cd59230b --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0407-drm-amd-display-do-not-set_mpc_tree-if-tree-is-alrea.patch @@ -0,0 +1,102 @@ +From 80f04030fff4be9c01b3fd572ccc6a15a20bea2b Mon Sep 17 00:00:00 2001 +From: Tony Cheng <tony.cheng@amd.com> +Date: Tue, 2 May 2017 17:01:10 -0400 +Subject: [PATCH 0407/4131] drm/amd/display: do not set_mpc_tree if tree is + already setup + +Signed-off-by: Tony Cheng <tony.cheng@amd.com> +Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 30 +++++++++++++++++----- + 1 file changed, 23 insertions(+), 7 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +index ece8c96..41a6fa5 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +@@ -828,7 +828,7 @@ static void reset_front_end_for_pipe( + /* TODO: build stream pipes group id. For now, use stream otg + * id as pipe group id + */ +- tree_cfg = &context->res_ctx.mpc_tree[pipe_ctx->mpc_idx]; ++ tree_cfg = &dc->current_context->res_ctx.mpc_tree[pipe_ctx->mpc_idx]; + + if (pipe_ctx->top_pipe == NULL) + dcn10_delete_mpc_tree(mpc, tree_cfg); +@@ -1523,6 +1523,8 @@ static void update_dchubp_dpp( + struct tg_color black_color = {0}; + struct dcn10_mpc *mpc = TO_DCN10_MPC(dc->res_pool->mpc); + ++ struct pipe_ctx *cur_pipe_ctx = &dc->current_context->res_ctx.pipe_ctx[pipe_ctx->pipe_idx]; ++ + /* depends on DML calculation, DPP clock value may change dynamically */ + enable_dppclk( + dc->ctx, +@@ -1566,6 +1568,7 @@ static void update_dchubp_dpp( + */ + pipe_ctx->mpc_idx = pipe_ctx->tg->inst; + tree_cfg = &context->res_ctx.mpc_tree[pipe_ctx->mpc_idx]; ++ + /* enable when bottom pipe is present and + * it does not share a surface with current pipe + */ +@@ -1576,21 +1579,29 @@ static void update_dchubp_dpp( + pipe_ctx->scl_data.lb_params.alpha_en = 0; + tree_cfg->mode = TOP_PASSTHRU; + } +- if (!pipe_ctx->top_pipe) { ++ if (!pipe_ctx->top_pipe && !cur_pipe_ctx->bottom_pipe) { + /* primary pipe, set mpc tree index 0 only */ + tree_cfg->num_pipes = 1; + tree_cfg->opp_id = pipe_ctx->tg->inst; + tree_cfg->dpp[0] = pipe_ctx->pipe_idx; + tree_cfg->mpcc[0] = pipe_ctx->pipe_idx; +- dcn10_set_mpc_tree(mpc, tree_cfg); +- } else { +- /* TODO: add position is hard code to 1 for now +- * If more than 2 pipes are supported, calculate position +- */ ++ } ++ ++ if (!cur_pipe_ctx->top_pipe && !pipe_ctx->top_pipe) { ++ ++ if (!cur_pipe_ctx->bottom_pipe) ++ dcn10_set_mpc_tree(mpc, tree_cfg); ++ ++ } else if (!cur_pipe_ctx->top_pipe && pipe_ctx->top_pipe) { ++ + dcn10_add_dpp(mpc, tree_cfg, + pipe_ctx->pipe_idx, pipe_ctx->pipe_idx, 1); ++ } else { ++ /* nothing to be done here */ ++ ASSERT(cur_pipe_ctx->top_pipe && pipe_ctx->top_pipe); + } + ++ + color_space = pipe_ctx->stream->public.output_color_space; + color_space_to_black_color(dc, color_space, &black_color); + dcn10_set_mpc_background_color(mpc, pipe_ctx->pipe_idx, &black_color); +@@ -1641,13 +1652,18 @@ static void program_all_pipe_in_tree( + pipe_ctx->mi, &context->watermarks, ref_clk_mhz); + lock_otg_master_update(dc->ctx, pipe_ctx->tg->inst); + } ++ + pipe_ctx->tg->dlg_otg_param.vready_offset = pipe_ctx->pipe_dlg_param.vready_offset; + pipe_ctx->tg->dlg_otg_param.vstartup_start = pipe_ctx->pipe_dlg_param.vstartup_start; + pipe_ctx->tg->dlg_otg_param.vupdate_offset = pipe_ctx->pipe_dlg_param.vupdate_offset; + pipe_ctx->tg->dlg_otg_param.vupdate_width = pipe_ctx->pipe_dlg_param.vupdate_width; + pipe_ctx->tg->dlg_otg_param.signal = pipe_ctx->stream->signal; ++ + pipe_ctx->tg->funcs->program_global_sync( + pipe_ctx->tg); ++ ++ ++ + update_dchubp_dpp(dc, pipe_ctx, context); + } + +-- +2.7.4 + |