From: Yihan Zhu <Yihan.Zhu@amd.com>
Date: Tue, 3 Dec 2024 20:22:26 +0000 (-0500)
Subject: drm/amd/display: update sequential pg logic DCN35
X-Git-Tag: v6.14-rc1~174^2~2^2~79
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=86f955b7934612faaeafdb0373c16ad472a0a8db;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/display: update sequential pg logic DCN35

[WHY & HOW]
No check for HUBP/DPP power gating when DSC instance is still running. Avoid HUBP/DPP to
power gate when corresponding DSC block is still running in the power gating calculation.

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Duncan Ma <duncan.ma@amd.com>
Signed-off-by: Yihan Zhu <Yihan.Zhu@amd.com>
Signed-off-by: Roman Li <roman.li@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c
index d5f76cc69c736..8207fea4f99a9 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn35/dcn35_hwseq.c
@@ -1032,8 +1032,13 @@ void dcn35_calc_blocks_to_gate(struct dc *dc, struct dc_state *context,
 		if (pipe_ctx->plane_res.dpp || pipe_ctx->stream_res.opp)
 			update_state->pg_pipe_res_update[PG_MPCC][pipe_ctx->plane_res.mpcc_inst] = false;
 
-		if (pipe_ctx->stream_res.dsc)
+		if (pipe_ctx->stream_res.dsc) {
 			update_state->pg_pipe_res_update[PG_DSC][pipe_ctx->stream_res.dsc->inst] = false;
+			if (dc->caps.sequential_ono) {
+				update_state->pg_pipe_res_update[PG_HUBP][pipe_ctx->stream_res.dsc->inst] = false;
+				update_state->pg_pipe_res_update[PG_DPP][pipe_ctx->stream_res.dsc->inst] = false;
+			}
+		}
 
 		if (pipe_ctx->stream_res.opp)
 			update_state->pg_pipe_res_update[PG_OPP][pipe_ctx->stream_res.opp->inst] = false;