From: Jake Wang <haonan.wang2@xxxxxxx>
[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@xxxxxxx>
Acked-by: Bindu Ramamurthy <bindu.r@xxxxxxx>
---
.../amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c | 16 ++++++++--------
1 file 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,
},
}
--
2.25.1
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