[PATCH 6/6] drm/amd/pm: Add aldebaran throttler translation

Graham Sider Graham.Sider at amd.com
Thu May 20 14:29:30 UTC 2021


Perform dependent to independent throttle status translation for
aldebaran.
---
 .../drm/amd/pm/swsmu/smu13/aldebaran_ppt.c    | 44 ++++++++++++++++---
 1 file changed, 38 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index fb744f3e17d7..1281c74980b7 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -511,6 +511,37 @@ static int aldebaran_freqs_in_same_level(int32_t frequency1,
 	return (abs(frequency1 - frequency2) <= EPSILON);
 }
 
+static uint32_t aldebaran_get_indep_throttler_status(
+					unsigned long dep_throttler_status)
+{
+	unsigned long indep_throttler_status = 0;
+
+	__assign_bit(INDEP_THROTTLER_PPT0_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_PPT0_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_PPT1_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_PPT1_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TDC_GFX_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TDC_GFX_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TDC_SOC_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TDC_SOC_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TDC_HBM_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TDC_HBM_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TEMP_GPU_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TEMP_GPU_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TEMP_MEM_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TEMP_MEM_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TEMP_VR_GFX_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TEMP_VR_GFX_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TEMP_VR_SOC_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TEMP_VR_SOC_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_TEMP_VR_MEM_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_TEMP_VR_MEM_BIT, &dep_throttler_status));
+	__assign_bit(INDEP_THROTTLER_APCC_BIT, &indep_throttler_status,
+		  test_bit(THROTTLER_APCC_BIT, &dep_throttler_status));
+
+	return (uint32_t)indep_throttler_status;
+}
+
 static int aldebaran_get_smu_metrics_data(struct smu_context *smu,
 					  MetricsMember_t member,
 					  uint32_t *value)
@@ -591,7 +622,7 @@ static int aldebaran_get_smu_metrics_data(struct smu_context *smu,
 			SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 		break;
 	case METRICS_THROTTLER_STATUS:
-		*value = metrics->ThrottlerStatus;
+		*value = aldebaran_get_indep_throttler_status(metrics->ThrottlerStatus);
 		break;
 	default:
 		*value = UINT_MAX;
@@ -1645,10 +1676,10 @@ static const struct throttling_logging_label {
 	uint32_t feature_mask;
 	const char *label;
 } logging_label[] = {
-	{(1U << THROTTLER_TEMP_MEM_BIT), "HBM"},
-	{(1U << THROTTLER_TEMP_VR_GFX_BIT), "VR of GFX rail"},
-	{(1U << THROTTLER_TEMP_VR_MEM_BIT), "VR of HBM rail"},
-	{(1U << THROTTLER_TEMP_VR_SOC_BIT), "VR of SOC rail"},
+	{(1U << INDEP_THROTTLER_TEMP_MEM_BIT), "HBM"},
+	{(1U << INDEP_THROTTLER_TEMP_VR_GFX_BIT), "VR of GFX rail"},
+	{(1U << INDEP_THROTTLER_TEMP_VR_MEM_BIT), "VR of HBM rail"},
+	{(1U << INDEP_THROTTLER_TEMP_VR_SOC_BIT), "VR of SOC rail"},
 };
 static void aldebaran_log_thermal_throttling_event(struct smu_context *smu)
 {
@@ -1745,7 +1776,8 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 	gpu_metrics->current_vclk0 = metrics.CurrClock[PPCLK_VCLK];
 	gpu_metrics->current_dclk0 = metrics.CurrClock[PPCLK_DCLK];
 
-	gpu_metrics->throttle_status = metrics.ThrottlerStatus;
+	gpu_metrics->throttle_status =
+			aldebaran_get_indep_throttler_status(metrics.ThrottlerStatus);
 
 	gpu_metrics->current_fan_speed = 0;
 
-- 
2.17.1



More information about the amd-gfx mailing list