From 96c823c8245d070d39601e85692cfd0293f3f706 Mon Sep 17 00:00:00 2001
From: Dillon Varone <Dillon.Varone@amd.com>
Date: Thu, 20 Oct 2022 11:46:47 -0400
Subject: drm/amd/display: Update latencies on DCN321
Git-commit: c580d758ba1b79de9ea7a475d95a6278736ae462
Patch-mainline: v6.1-rc4
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 DF related latencies based on new measurements.
Tested-by: Mark Broadworth <mark.broadworth@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.0.x
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dml/dcn321/dcn321_fpu.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
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 dd90f241e906..7352f7514410 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
@@ -119,15 +119,15 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_21_soc = {
},
},
.num_states = 1,
- .sr_exit_time_us = 12.36,
- .sr_enter_plus_exit_time_us = 16.72,
+ .sr_exit_time_us = 19.95,
+ .sr_enter_plus_exit_time_us = 24.36,
.sr_exit_z8_time_us = 285.0,
.sr_enter_plus_exit_z8_time_us = 320,
.writeback_latency_us = 12.0,
.round_trip_ping_latency_dcfclk_cycles = 263,
- .urgent_latency_pixel_data_only_us = 4.0,
- .urgent_latency_pixel_mixed_with_vm_data_us = 4.0,
- .urgent_latency_vm_data_only_us = 4.0,
+ .urgent_latency_pixel_data_only_us = 9.35,
+ .urgent_latency_pixel_mixed_with_vm_data_us = 9.35,
+ .urgent_latency_vm_data_only_us = 9.35,
.fclk_change_latency_us = 20,
.usr_retraining_latency_us = 2,
.smn_latency_us = 2,
--
2.38.1