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drm/amd/display: updated wm table for Renoir
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[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>
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Jake Wang authored and Alex Deucher committed Dec 23, 2020
1 parent 73d48f0 commit 1e7445d
Showing 1 changed file with 8 additions and 8 deletions.
16 changes: 8 additions & 8 deletions drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
Original file line number Diff line number Diff line change
Expand Up @@ -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,
},
}
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