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drm/amd/powerplay: enable MGPU fan boost feature on Vega10

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For those SKUs which support this feature only.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-01-22 18:05:54 +08:00 committed by Alex Deucher
parent 049d69df2d
commit 713b64a58e
3 changed files with 39 additions and 0 deletions
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1
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
View File

@ -4984,6 +4984,7 @@ static const struct pp_hwmgr_func vega10_hwmgr_funcs = {
.get_asic_baco_capability = vega10_baco_get_capability,
.get_asic_baco_state = vega10_baco_get_state,
.set_asic_baco_state = vega10_baco_set_state,
.enable_mgpu_fan_boost = vega10_enable_mgpu_fan_boost,
};
int vega10_hwmgr_init(struct pp_hwmgr *hwmgr)

37
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
View File

@ -556,6 +556,43 @@ int vega10_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
return ret;
}
int vega10_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr)
{
struct vega10_hwmgr *data = hwmgr->backend;
PPTable_t *table = &(data->smc_state_table.pp_table);
int ret;
if (!data->smu_features[GNLD_FAN_CONTROL].supported)
return 0;
if (!hwmgr->thermal_controller.advanceFanControlParameters.
usMGpuThrottlingRPMLimit)
return 0;
table->FanThrottlingRpm = hwmgr->thermal_controller.
advanceFanControlParameters.usMGpuThrottlingRPMLimit;
ret = smum_smc_table_manager(hwmgr,
(uint8_t *)(&(data->smc_state_table.pp_table)),
PPTABLE, false);
if (ret) {
pr_info("Failed to update fan control table in pptable!");
return ret;
}
ret = vega10_disable_fan_control_feature(hwmgr);
if (ret) {
pr_info("Attempt to disable SMC fan control feature failed!");
return ret;
}
ret = vega10_enable_fan_control_feature(hwmgr);
if (ret)
pr_info("Attempt to enable SMC fan control feature failed!");
return ret;
}
/**
* Start the fan control on the SMC.
* @param hwmgr the address of the powerplay hardware manager.

1
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
View File

@ -73,6 +73,7 @@ extern int vega10_thermal_disable_alert(struct pp_hwmgr *hwmgr);
extern int vega10_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);
extern int vega10_start_thermal_controller(struct pp_hwmgr *hwmgr,
struct PP_TemperatureRange *range);
extern int vega10_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr);
#endif