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authorNicholas Kazlauskas <nicholas.kazlauskas@amd.com>2023-11-06 17:29:33 -0500
committerAlex Deucher <alexander.deucher@amd.com>2023-11-29 17:53:46 -0500
commitfdf84f10e2b08b6e3cbfc672e5dd2cebf4317dea (patch)
treee135dda82b81101fc0f67cc113878690c08e85ff /drivers/gpu/drm/amd
parentb9eab9e0aad3285651040e8ab86f64f6c4e51956 (diff)
drm/amd/display: Update DCN35 watermarks
[Why & How] Update to the new values per HW team request. Affects both stutter and z8. Reviewed-by: Charlene Liu <charlene.liu@amd.com> Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com> Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c32
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c8
2 files changed, 20 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
index 507a7cf56711..3469f692d6ea 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c
@@ -443,32 +443,32 @@ static struct wm_table ddr5_wm_table = {
.wm_inst = WM_A,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 9,
- .sr_enter_plus_exit_time_us = 11,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_B,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 9,
- .sr_enter_plus_exit_time_us = 11,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_C,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 9,
- .sr_enter_plus_exit_time_us = 11,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_D,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 9,
- .sr_enter_plus_exit_time_us = 11,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
}
@@ -480,32 +480,32 @@ static struct wm_table lpddr5_wm_table = {
.wm_inst = WM_A,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
- .sr_exit_time_us = 11.5,
- .sr_enter_plus_exit_time_us = 14.5,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_B,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
- .sr_exit_time_us = 11.5,
- .sr_enter_plus_exit_time_us = 14.5,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_C,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
- .sr_exit_time_us = 11.5,
- .sr_enter_plus_exit_time_us = 14.5,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
{
.wm_inst = WM_D,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.65333,
- .sr_exit_time_us = 11.5,
- .sr_enter_plus_exit_time_us = 14.5,
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
.valid = true,
},
}
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c
index dee80429fc4c..30d78ad91b9c 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn35/dcn35_fpu.c
@@ -164,10 +164,10 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_5_soc = {
},
},
.num_states = 5,
- .sr_exit_time_us = 9.0,
- .sr_enter_plus_exit_time_us = 11.0,
- .sr_exit_z8_time_us = 50.0, /*changed from 442.0*/
- .sr_enter_plus_exit_z8_time_us = 50.0,/*changed from 560.0*/
+ .sr_exit_time_us = 14.0,
+ .sr_enter_plus_exit_time_us = 16.0,
+ .sr_exit_z8_time_us = 525.0,
+ .sr_enter_plus_exit_z8_time_us = 715.0,
.fclk_change_latency_us = 20.0,
.usr_retraining_latency_us = 2,
.writeback_latency_us = 12.0,