From: Chenyu Chen <chen-yu.chen@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: Harry Wentland <harry.wentland@amd.com>,
Leo Li <sunpeng.li@amd.com>,
Aurabindo Pillai <aurabindo.pillai@amd.com>,
Roman Li <roman.li@amd.com>, Wayne Lin <wayne.lin@amd.com>,
Tom Chung <chiahsuan.chung@amd.com>,
"Fangzhi Zuo" <jerry.zuo@amd.com>,
Dan Wheeler <daniel.wheeler@amd.com>, Ray Wu <Ray.Wu@amd.com>,
Ivan Lipski <ivan.lipski@amd.com>, Alex Hung <alex.hung@amd.com>,
Nevenko Stupar <Nevenko.Stupar@amd.com>,
Alvin Lee <alvin.lee2@amd.com>,
Chenyu Chen <chen-yu.chen@amd.com>
Subject: [PATCH 5/6] drm/amd/display: Additional info from DML for DMU
Date: Tue, 2 Dec 2025 18:21:07 +0800 [thread overview]
Message-ID: <20251202102437.3126523-6-chen-yu.chen@amd.com> (raw)
In-Reply-To: <20251202102437.3126523-1-chen-yu.chen@amd.com>
From: Nevenko Stupar <Nevenko.Stupar@amd.com>
[WHAT]
Add additional info from DML for DMU when applicable
on future platforms.
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Nevenko Stupar <Nevenko.Stupar@amd.com>
Signed-off-by: Chenyu Chen <chen-yu.chen@amd.com>
---
drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c | 3 ++-
.../gpu/drm/amd/display/dc/dml2_0/dml21/inc/dml_top_types.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c
index ee721606b883..f667026cb43e 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c
+++ b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_utils.c
@@ -387,7 +387,8 @@ void dml21_build_fams2_programming(const struct dc *dc,
memset(&context->bw_ctx.bw.dcn.fams2_stream_sub_params_v2, 0, sizeof(union dmub_fams2_stream_static_sub_state_v2) * DML2_MAX_PLANES);
memset(&context->bw_ctx.bw.dcn.fams2_global_config, 0, sizeof(struct dmub_cmd_fams2_global_config));
- if (dml_ctx->v21.mode_programming.programming->fams2_required) {
+ if ((dml_ctx->v21.mode_programming.programming->fams2_required) ||
+ (dml_ctx->v21.mode_programming.programming->legacy_pstate_info_for_dmu)) {
for (i = 0; i < context->stream_count; i++) {
int dml_stream_idx;
struct dc_stream_state *phantom_stream;
diff --git a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/dml_top_types.h b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/dml_top_types.h
index 452e4a2e72c0..943fd3f040c3 100644
--- a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/dml_top_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/dml_top_types.h
@@ -418,6 +418,7 @@ struct dml2_display_cfg_programming {
/* indicates this configuration requires FW to support */
bool fams2_required;
+ bool legacy_pstate_info_for_dmu;
struct dmub_cmd_fams2_global_config fams2_global_config;
struct {
--
2.43.0
next prev parent reply other threads:[~2025-12-02 10:29 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-02 10:21 [PATCH 0/6] DC Patches Dec 08 2025 Chenyu Chen
2025-12-02 10:21 ` [PATCH 1/6] drm/amd/display: Defer transitions from minimal state to final state Chenyu Chen
2025-12-02 10:21 ` [PATCH 2/6] drm/amd/display: Remove periodic detection callbacks from dcn35+ Chenyu Chen
2025-12-02 10:21 ` [PATCH 3/6] drm/amd/display: Fixes for S0i3 exit Chenyu Chen
2025-12-02 10:21 ` [PATCH 4/6] drm/amd/display: Refactor dml_core_mode_support to reduce stack frame Chenyu Chen
2025-12-02 16:29 ` Alex Hung
2025-12-02 16:31 ` Alex Hung
2025-12-03 9:42 ` Chen, Chen-Yu
2025-12-02 10:21 ` Chenyu Chen [this message]
2025-12-02 10:21 ` [PATCH 6/6] drm/amd/display: Promote DC to 3.2.362 Chenyu Chen
2025-12-08 13:58 ` [PATCH 0/6] DC Patches Dec 08 2025 Wheeler, Daniel
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