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authorJake Wang <haonan.wang2@amd.com>2020-12-09 18:00:18 -0500
committerAlex Deucher <alexander.deucher@amd.com>2020-12-23 15:02:30 -0500
commit1e7445dcc17444569d9f0acce227aadf095ac989 (patch)
treeebb4dc7df4d05582000110c2e1ab7632fb914c2d /drivers
parent73d48f0851847268482260eb955ed8d928b7f19c (diff)
drm/amd/display: updated wm table for Renoir
[Why] For certain timings, Renoir may underflow due to sr exit latency being too slow. [How] Updated wm table for renoir. Signed-off-by: Jake Wang <haonan.wang2@amd.com> Acked-by: Bindu Ramamurthy <bindu.r@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index 9aa1b63bb161..bad30217c7b4 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -731,32 +731,32 @@ static struct wm_table ddr4_wm_table_rn = {
.wm_inst = WM_A,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 9.09,
- .sr_enter_plus_exit_time_us = 10.14,
+ .sr_exit_time_us = 11.90,
+ .sr_enter_plus_exit_time_us = 12.80,
.valid = true,
},
{
.wm_inst = WM_B,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 11.12,
- .sr_enter_plus_exit_time_us = 12.48,
+ .sr_exit_time_us = 13.18,
+ .sr_enter_plus_exit_time_us = 14.30,
.valid = true,
},
{
.wm_inst = WM_C,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 11.12,
- .sr_enter_plus_exit_time_us = 12.48,
+ .sr_exit_time_us = 13.18,
+ .sr_enter_plus_exit_time_us = 14.30,
.valid = true,
},
{
.wm_inst = WM_D,
.wm_type = WM_TYPE_PSTATE_CHG,
.pstate_latency_us = 11.72,
- .sr_exit_time_us = 11.12,
- .sr_enter_plus_exit_time_us = 12.48,
+ .sr_exit_time_us = 13.18,
+ .sr_enter_plus_exit_time_us = 14.30,
.valid = true,
},
}