From fd1c85d3ac2ccfec33b007399e6677b41899a888 Mon Sep 17 00:00:00 2001 From: Wesley Chalmers Date: Thu, 10 Dec 2020 21:47:12 -0500 Subject: [PATCH] drm/amd/display: Unblank hubp based on plane visibility [WHY] DCN10 uses plane visibility to determine when to unblank HUBP; there is no reason DCN20+ should not do the same. [HOW] In addition to changing the check in HWSEQ, we must change is_pipe_tree_visible so that it checks ODM pipe topologies as well as MPC. Since we're now checking both ODM and MPC topologies, the helper function names have been changed to reference "parent" and "child" instead of "top" and "bottom". Tested-by: Daniel Wheeler Signed-off-by: Wesley Chalmers Reviewed-by: Aric Cyr Acked-by: Rodrigo Siqueira Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/basics/dc_common.c | 20 ++++++++++++++------ drivers/gpu/drm/amd/display/dc/basics/dc_common.h | 4 ++-- drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 2 +- 3 files changed, 17 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/basics/dc_common.c b/drivers/gpu/drm/amd/display/dc/basics/dc_common.c index b2fc4f8..ad04ef9 100644 --- a/drivers/gpu/drm/amd/display/dc/basics/dc_common.c +++ b/drivers/gpu/drm/amd/display/dc/basics/dc_common.c @@ -49,20 +49,24 @@ bool is_rgb_cspace(enum dc_color_space output_color_space) } } -bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx) +bool is_child_pipe_tree_visible(struct pipe_ctx *pipe_ctx) { if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) return true; - if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe)) + if (pipe_ctx->bottom_pipe && is_child_pipe_tree_visible(pipe_ctx->bottom_pipe)) + return true; + if (pipe_ctx->next_odm_pipe && is_child_pipe_tree_visible(pipe_ctx->next_odm_pipe)) return true; return false; } -bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx) +bool is_parent_pipe_tree_visible(struct pipe_ctx *pipe_ctx) { if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) return true; - if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe)) + if (pipe_ctx->top_pipe && is_parent_pipe_tree_visible(pipe_ctx->top_pipe)) + return true; + if (pipe_ctx->prev_odm_pipe && is_parent_pipe_tree_visible(pipe_ctx->prev_odm_pipe)) return true; return false; } @@ -71,9 +75,13 @@ bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx) { if (pipe_ctx->plane_state && pipe_ctx->plane_state->visible) return true; - if (pipe_ctx->top_pipe && is_upper_pipe_tree_visible(pipe_ctx->top_pipe)) + if (pipe_ctx->top_pipe && is_parent_pipe_tree_visible(pipe_ctx->top_pipe)) + return true; + if (pipe_ctx->bottom_pipe && is_child_pipe_tree_visible(pipe_ctx->bottom_pipe)) + return true; + if (pipe_ctx->prev_odm_pipe && is_parent_pipe_tree_visible(pipe_ctx->prev_odm_pipe)) return true; - if (pipe_ctx->bottom_pipe && is_lower_pipe_tree_visible(pipe_ctx->bottom_pipe)) + if (pipe_ctx->next_odm_pipe && is_child_pipe_tree_visible(pipe_ctx->next_odm_pipe)) return true; return false; } diff --git a/drivers/gpu/drm/amd/display/dc/basics/dc_common.h b/drivers/gpu/drm/amd/display/dc/basics/dc_common.h index 7c0cbf4..b061497 100644 --- a/drivers/gpu/drm/amd/display/dc/basics/dc_common.h +++ b/drivers/gpu/drm/amd/display/dc/basics/dc_common.h @@ -30,9 +30,9 @@ bool is_rgb_cspace(enum dc_color_space output_color_space); -bool is_lower_pipe_tree_visible(struct pipe_ctx *pipe_ctx); +bool is_child_pipe_tree_visible(struct pipe_ctx *pipe_ctx); -bool is_upper_pipe_tree_visible(struct pipe_ctx *pipe_ctx); +bool is_parent_pipe_tree_visible(struct pipe_ctx *pipe_ctx); bool is_pipe_tree_visible(struct pipe_ctx *pipe_ctx); 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 cb822df..6470f5c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -1570,7 +1570,7 @@ static void dcn20_update_dchubp_dpp( - if (pipe_ctx->update_flags.bits.enable) + if (is_pipe_tree_visible(pipe_ctx)) hubp->funcs->set_blank(hubp, false); } -- 2.7.4