From ecc6b0352fb10ce37e405f11518d5479b5813b14 Mon Sep 17 00:00:00 2001
From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Date: Sun, 5 Apr 2020 16:41:02 -0400
Subject: drm/amd/display: fix dml pipe merge logic
Git-commit: fa90219a129fd87bc2186caca79d2626fc1986a9
Patch-mainline: v5.8-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
Dml merges mpc/odm combine pipes to do calculations. This merge is
imperfect if there is a viewport overlap. This change saves pre overlap
viewport for dml use.
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Reviewed-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 3 +++
.../gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 12 ++++++------
drivers/gpu/drm/amd/display/dc/inc/hw/transform.h | 2 ++
3 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 7b32a34908c8..12f5c6881cd0 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -692,6 +692,9 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx)
/* Round up, assume original video size always even dimensions */
data->viewport_c.width = (data->viewport.width + vpc_div - 1) / vpc_div;
data->viewport_c.height = (data->viewport.height + vpc_div - 1) / vpc_div;
+
+ data->viewport_unadjusted = data->viewport;
+ data->viewport_c_unadjusted = data->viewport_c;
}
static void calculate_recout(struct pipe_ctx *pipe_ctx)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index e4348e3b6389..dbb2071da076 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -2216,12 +2216,12 @@ int dcn20_populate_dml_pipes_from_context(
|| pipes[pipe_cnt].pipe.dest.odm_combine != dm_odm_combine_mode_disabled;
pipes[pipe_cnt].pipe.src.source_scan = pln->rotation == ROTATION_ANGLE_90
|| pln->rotation == ROTATION_ANGLE_270 ? dm_vert : dm_horz;
- pipes[pipe_cnt].pipe.src.viewport_y_y = scl->viewport.y;
- pipes[pipe_cnt].pipe.src.viewport_y_c = scl->viewport_c.y;
- pipes[pipe_cnt].pipe.src.viewport_width = scl->viewport.width;
- pipes[pipe_cnt].pipe.src.viewport_width_c = scl->viewport_c.width;
- pipes[pipe_cnt].pipe.src.viewport_height = scl->viewport.height;
- pipes[pipe_cnt].pipe.src.viewport_height_c = scl->viewport_c.height;
+ pipes[pipe_cnt].pipe.src.viewport_y_y = scl->viewport_unadjusted.y;
+ pipes[pipe_cnt].pipe.src.viewport_y_c = scl->viewport_c_unadjusted.y;
+ pipes[pipe_cnt].pipe.src.viewport_width = scl->viewport_unadjusted.width;
+ pipes[pipe_cnt].pipe.src.viewport_width_c = scl->viewport_c_unadjusted.width;
+ pipes[pipe_cnt].pipe.src.viewport_height = scl->viewport_unadjusted.height;
+ pipes[pipe_cnt].pipe.src.viewport_height_c = scl->viewport_c_unadjusted.height;
pipes[pipe_cnt].pipe.src.surface_width_y = pln->plane_size.surface_size.width;
pipes[pipe_cnt].pipe.src.surface_height_y = pln->plane_size.surface_size.height;
pipes[pipe_cnt].pipe.src.surface_width_c = pln->plane_size.chroma_size.width;
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h b/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
index fecc80c47c26..2947d1b15512 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
@@ -173,6 +173,8 @@ struct scaler_data {
struct scaling_taps taps;
struct rect viewport;
struct rect viewport_c;
+ struct rect viewport_unadjusted;
+ struct rect viewport_c_unadjusted;
struct rect recout;
struct scaling_ratios ratios;
struct scl_inits inits;
--
2.28.0