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Commit 713b64a5 authored by Evan Quan's avatar Evan Quan Committed by Alex Deucher
Browse files

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



For those SKUs which support this feature only.

Signed-off-by: default avatarEvan Quan <evan.quan@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 049d69df

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c

+1 −0
Original line number Diff line number Diff line
@@ -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)

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c

+37 −0
Original line number Diff line number Diff line
@@ -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.

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h

+1 −0
Original line number Diff line number Diff line
@@ -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