From 2e0f35e9b7d375243fb68e207bc68f275129d170 Mon Sep 17 00:00:00 2001
From: Samson Tam <Samson.Tam@amd.com>
Date: Thu, 26 May 2022 21:12:23 -0400
Subject: drm/amd/display: Add missing ODM 2:1 policy logic
Git-commit: ffccfdbab1056954fd400d2864a1c1b38915c143
Patch-mainline: v6.0-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225 jsc#PED-2849
Phantom pipes must use the same configuration used in main pipes. This
commit add this check.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Samson Tam <Samson.Tam@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 1 -
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 7 ++++++-
2 files changed, 6 insertions(+), 2 deletions(-)
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 621767e994bd..8224b9bf01d1 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -1269,7 +1269,6 @@ static void get_pixel_clock_parameters(
pixel_clk_params->requested_pix_clk_100hz /= 4;
else if (optc2_is_two_pixels_per_containter(&stream->timing) || opp_cnt == 2)
pixel_clk_params->requested_pix_clk_100hz /= 2;
-
else if (hws->funcs.is_dp_dig_pixel_rate_div_policy) {
if (hws->funcs.is_dp_dig_pixel_rate_div_policy(pipe_ctx))
pixel_clk_params->requested_pix_clk_100hz /= 2;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
index 1f845e9ac406..be2e3b9e971e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c
@@ -1084,8 +1084,13 @@ unsigned int dcn32_calculate_dccg_k1_k2_values(struct pipe_ctx *pipe_ctx, unsign
struct dc_stream_state *stream = pipe_ctx->stream;
unsigned int odm_combine_factor = 0;
struct dc *dc = pipe_ctx->stream->ctx->dc;
- bool two_pix_per_container = optc2_is_two_pixels_per_containter(&stream->timing);
+ bool two_pix_per_container = false;
+ // For phantom pipes, use the same programming as the main pipes
+ if (pipe_ctx->stream->mall_stream_config.type == SUBVP_PHANTOM) {
+ stream = pipe_ctx->stream->mall_stream_config.paired_stream;
+ }
+ two_pix_per_container = optc2_is_two_pixels_per_containter(&stream->timing);
odm_combine_factor = get_odm_config(pipe_ctx, NULL);
if (is_dp_128b_132b_signal(pipe_ctx)) {
--
2.38.1