From efeb2736089c9a26cd3d110f43de580214bc8bd7 Mon Sep 17 00:00:00 2001
From: Alvin Lee <Alvin.Lee2@amd.com>
Date: Thu, 19 May 2022 14:03:09 -0400
Subject: drm/amd/display: Update DCN32 and DCN321 SR latencies
Git-commit: 493af96d61b1361a44d016057e0fc6e5d4c92fc7
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
Update worst case SR latencies according to values measured by hardware
team.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alvin Lee <Alvin.Lee2@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/dml/dcn32/dcn32_fpu.c | 4 ++--
drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
index 01e272f0bb05..66453546e24f 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c
@@ -121,8 +121,8 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_2_soc = {
},
},
.num_states = 1,
- .sr_exit_time_us = 5.20,
- .sr_enter_plus_exit_time_us = 9.60,
+ .sr_exit_time_us = 20.16,
+ .sr_enter_plus_exit_time_us = 27.13,
.sr_exit_z8_time_us = 285.0,
.sr_enter_plus_exit_z8_time_us = 320,
.writeback_latency_us = 12.0,
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
index 6e72336b7975..84b4b00f29cb 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c
@@ -119,8 +119,8 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_21_soc = {
},
},
.num_states = 1,
- .sr_exit_time_us = 5.20,
- .sr_enter_plus_exit_time_us = 9.60,
+ .sr_exit_time_us = 12.36,
+ .sr_enter_plus_exit_time_us = 16.72,
.sr_exit_z8_time_us = 285.0,
.sr_enter_plus_exit_z8_time_us = 320,
.writeback_latency_us = 12.0,
--
2.38.1