drm/amdgpu/swsmu/renoir: simplify sensor handling (v2)

Just query the metrics table directly rather than going through
an extra level of functions.

v2: use proper enum
Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c

@@ -492,28 +492,6 @@ static int renoir_dpm_set_jpeg_enable(struct smu_context *smu, bool enable)
 	return ret;
 }
 
-static int renoir_get_current_clk_freq_by_table(struct smu_context *smu,
-				       enum smu_clk_type clk_type,
-				       uint32_t *value)
-{
-	int ret = 0, clk_id = 0;
-	SmuMetrics_t metrics;
-
-	ret = smu_cmn_get_metrics_table(smu, &metrics, false);
-	if (ret)
-		return ret;
-
-	clk_id = smu_cmn_to_asic_specific_index(smu,
-						CMN2ASIC_MAPPING_CLK,
-						clk_type);
-	if (clk_id < 0)
-		return clk_id;
-
-	*value = metrics.ClockFrequency[clk_id];
-
-	return ret;
-}
-
 static int renoir_force_dpm_limit_value(struct smu_context *smu, bool highest)
 {
 	int ret = 0, i = 0;
@@ -574,88 +552,6 @@ static int renoir_unforce_dpm_levels(struct smu_context *smu) {
 	return ret;
 }
 
-static int renoir_get_gpu_temperature(struct smu_context *smu, uint32_t *value)
-{
-	int ret = 0;
-	SmuMetrics_t metrics;
-
-	if (!value)
-		return -EINVAL;
-
-	ret = smu_cmn_get_metrics_table(smu, &metrics, false);
-	if (ret)
-		return ret;
-
-	*value = (metrics.GfxTemperature / 100) *
-		SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
-
-	return 0;
-}
-
-static int renoir_get_current_activity_percent(struct smu_context *smu,
-					       enum amd_pp_sensors sensor,
-					       uint32_t *value)
-{
-	int ret = 0;
-	SmuMetrics_t metrics;
-
-	if (!value)
-		return -EINVAL;
-
-	ret = smu_cmn_get_metrics_table(smu, &metrics, false);
-	if (ret)
-		return ret;
-
-	switch (sensor) {
-	case AMDGPU_PP_SENSOR_GPU_LOAD:
-		*value = metrics.AverageGfxActivity / 100;
-		break;
-	default:
-		dev_err(smu->adev->dev, "Invalid sensor for retrieving clock activity\n");
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static int renoir_get_vddc(struct smu_context *smu, uint32_t *value,
-			   unsigned int index)
-{
-	int ret = 0;
-	SmuMetrics_t metrics;
-
-	if (index >= 2)
-		return -EINVAL;
-
-	if (!value)
-		return -EINVAL;
-
-	ret = smu_cmn_get_metrics_table(smu, &metrics, false);
-	if (ret)
-		return ret;
-
-	*value = metrics.Voltage[index];
-
-	return 0;
-}
-
-static int renoir_get_power(struct smu_context *smu, uint32_t *value)
-{
-	int ret = 0;
-	SmuMetrics_t metrics;
-
-	if (!value)
-		return -EINVAL;
-
-	ret = smu_cmn_get_metrics_table(smu, &metrics, false);
-	if (ret)
-		return ret;
-
-	*value = metrics.CurrentSocketPower << 8;
-
-	return 0;
-}
-
 /*
  * This interface get dpm clock table for dc
  */
@@ -1011,6 +907,71 @@ static int renoir_get_power_profile_mode(struct smu_context *smu,
 	return size;
 }
 
+static int renoir_get_smu_metrics_data(struct smu_context *smu,
+				       MetricsMember_t member,
+				       uint32_t *value)
+{
+	struct smu_table_context *smu_table = &smu->smu_table;
+
+	SmuMetrics_t *metrics = (SmuMetrics_t *)smu_table->metrics_table;
+	int ret = 0;
+
+	mutex_lock(&smu->metrics_lock);
+
+	ret = smu_cmn_get_metrics_table_locked(smu,
+					       NULL,
+					       false);
+	if (ret) {
+		mutex_unlock(&smu->metrics_lock);
+		return ret;
+	}
+
+	switch (member) {
+	case METRICS_AVERAGE_GFXCLK:
+		*value = metrics->ClockFrequency[CLOCK_GFXCLK];
+		break;
+	case METRICS_AVERAGE_SOCCLK:
+		*value = metrics->ClockFrequency[CLOCK_SOCCLK];
+		break;
+	case METRICS_AVERAGE_UCLK:
+		*value = metrics->ClockFrequency[CLOCK_FCLK];
+		break;
+	case METRICS_AVERAGE_GFXACTIVITY:
+		*value = metrics->AverageGfxActivity / 100;
+		break;
+	case METRICS_AVERAGE_VCNACTIVITY:
+		*value = metrics->AverageUvdActivity / 100;
+		break;
+	case METRICS_AVERAGE_SOCKETPOWER:
+		*value = metrics->CurrentSocketPower << 8;
+		break;
+	case METRICS_TEMPERATURE_EDGE:
+		*value = (metrics->GfxTemperature / 100) *
+			SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
+		break;
+	case METRICS_TEMPERATURE_HOTSPOT:
+		*value = (metrics->SocTemperature / 100) *
+			SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
+		break;
+	case METRICS_THROTTLER_STATUS:
+		*value = metrics->ThrottlerStatus;
+		break;
+	case METRICS_VOLTAGE_VDDGFX:
+		*value = metrics->Voltage[0];
+		break;
+	case METRICS_VOLTAGE_VDDSOC:
+		*value = metrics->Voltage[1];
+		break;
+	default:
+		*value = UINT_MAX;
+		break;
+	}
+
+	mutex_unlock(&smu->metrics_lock);
+
+	return ret;
+}
+
 static int renoir_read_sensor(struct smu_context *smu,
 				 enum amd_pp_sensors sensor,
 				 void *data, uint32_t *size)
@@ -1023,33 +984,53 @@ static int renoir_read_sensor(struct smu_context *smu,
 	mutex_lock(&smu->sensor_lock);
 	switch (sensor) {
 	case AMDGPU_PP_SENSOR_GPU_LOAD:
-		ret = renoir_get_current_activity_percent(smu, sensor, (uint32_t *)data);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_AVERAGE_GFXACTIVITY,
+						  (uint32_t *)data);
+		*size = 4;
+		break;
+	case AMDGPU_PP_SENSOR_EDGE_TEMP:
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_TEMPERATURE_EDGE,
+						  (uint32_t *)data);
 		*size = 4;
 		break;
-	case AMDGPU_PP_SENSOR_GPU_TEMP:
-		ret = renoir_get_gpu_temperature(smu, (uint32_t *)data);
+	case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_TEMPERATURE_HOTSPOT,
+						  (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_GFX_MCLK:
-		ret = renoir_get_current_clk_freq_by_table(smu, SMU_UCLK, (uint32_t *)data);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_AVERAGE_UCLK,
+						  (uint32_t *)data);
 		*(uint32_t *)data *= 100;
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_GFX_SCLK:
-		ret = renoir_get_current_clk_freq_by_table(smu, SMU_GFXCLK, (uint32_t *)data);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_AVERAGE_GFXCLK,
+						  (uint32_t *)data);
 		*(uint32_t *)data *= 100;
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_VDDGFX:
-		ret = renoir_get_vddc(smu, (uint32_t *)data, 0);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_VOLTAGE_VDDGFX,
+						  (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_VDDNB:
-		ret = renoir_get_vddc(smu, (uint32_t *)data, 1);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_VOLTAGE_VDDSOC,
+						  (uint32_t *)data);
 		*size = 4;
 		break;
 	case AMDGPU_PP_SENSOR_GPU_POWER:
-		ret = renoir_get_power(smu, (uint32_t *)data);
+		ret = renoir_get_smu_metrics_data(smu,
+						  METRICS_AVERAGE_SOCKETPOWER,
+						  (uint32_t *)data);
 		*size = 4;
 		break;
 	default: