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Commit 2245b60f authored by Eric Huang's avatar Eric Huang Committed by Alex Deucher
Browse files

drm/amd/powerplay: implement gpu power display for smu7_hwmgr 



Signed-off-by: default avatarEric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 4f9afc9b

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c

+33 −0
Original line number Diff line number Diff line
@@ -3289,6 +3289,37 @@ static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr, 
	return 0;

}



static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr,

		struct pp_gpu_power *query)

{

	PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr,

			PPSMC_MSG_PmStatusLogStart),

			"Failed to start pm status log!",

			return -1);



	msleep_interruptible(2000);



	PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr->smumgr,

			PPSMC_MSG_PmStatusLogSample),

			"Failed to sample pm status log!",

			return -1);



	query->vddc_power = cgs_read_ind_register(hwmgr->device,

			CGS_IND_REG__SMC,

			ixSMU_PM_STATUS_40);

	query->vddci_power = cgs_read_ind_register(hwmgr->device,

			CGS_IND_REG__SMC,

			ixSMU_PM_STATUS_49);

	query->max_gpu_power = cgs_read_ind_register(hwmgr->device,

			CGS_IND_REG__SMC,

			ixSMU_PM_STATUS_94);

	query->average_gpu_power = cgs_read_ind_register(hwmgr->device,

			CGS_IND_REG__SMC,

			ixSMU_PM_STATUS_95);



	return 0;

}



static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, void *value)

{

	uint32_t sclk, mclk, activity_percent;
@@ -3325,6 +3356,8 @@ static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, void *value) 
	case AMDGPU_PP_SENSOR_VCE_POWER:

		*((uint32_t *)value) = data->vce_power_gated ? 0 : 1;

		return 0;

	case AMDGPU_PP_SENSOR_GPU_POWER:

		return smu7_get_gpu_power(hwmgr, (struct pp_gpu_power *)value);

	default:

		return -EINVAL;

	}