disable deep sleep during the compute workload for the
potential performance loss on smu v14.0.2/3
V2: consider the case when the compute workload is set twice
Signed-off-by: Kenneth Feng <kenneth.feng@xxxxxxx>
---
drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
index da448523ec60..618a8e17c457 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c
@@ -1787,7 +1787,7 @@ static int smu_v14_0_2_set_power_profile_mode(struct smu_context *smu,
DpmActivityMonitorCoeffInt_t *activity_monitor =
&(activity_monitor_external.DpmActivityMonitorCoeffInt);
int workload_type, ret = 0;
-
+ uint32_t prev_profile_mode = smu->power_profile_mode;
smu->power_profile_mode = input[size];
if (smu->power_profile_mode >= PP_SMC_POWER_PROFILE_COUNT) {
@@ -1845,6 +1845,14 @@ static int smu_v14_0_2_set_power_profile_mode(struct smu_context *smu,
}
}
+ if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_COMPUTE &&
+ prev_profile_mode != PP_SMC_POWER_PROFILE_COMPUTE)
+ smu_v14_0_deep_sleep_control(smu, false);
+
+ if (smu->power_profile_mode != PP_SMC_POWER_PROFILE_COMPUTE &&
+ prev_profile_mode == PP_SMC_POWER_PROFILE_COMPUTE)
+ smu_v14_0_deep_sleep_control(smu, true);
+
/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
workload_type = smu_cmn_to_asic_specific_index(smu,
CMN2ASIC_MAPPING_WORKLOAD,
--
2.34.1
