[PATCH v3 8/8] drm/amd/pm: Add aldebaran throttler translation

[Graham Sider]

Perform dependent to independent throttle status translation
for aldebaran. Makes use of lookup table aldebaran_throttler_map.

Signed-off-by: Graham Sider <Graham.Sider at amd.com>
---
 .../drm/amd/pm/swsmu/smu13/aldebaran_ppt.c    | 39 ++++++++++++++++---
 1 file changed, 34 insertions(+), 5 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 7a1abb3d6a7a..abb8f3bcf1dc 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -191,6 +191,20 @@ static const struct cmn2asic_mapping aldebaran_table_map[SMU_TABLE_COUNT] = {
 	TAB_MAP(I2C_COMMANDS),
 };
 
+static const uint8_t aldebaran_throttler_map[] = {
+	[THROTTLER_PPT0_BIT]		= (SMU_THROTTLER_PPT0_BIT),
+	[THROTTLER_PPT1_BIT]		= (SMU_THROTTLER_PPT1_BIT),
+	[THROTTLER_TDC_GFX_BIT]		= (SMU_THROTTLER_TDC_GFX_BIT),
+	[THROTTLER_TDC_SOC_BIT]		= (SMU_THROTTLER_TDC_SOC_BIT),
+	[THROTTLER_TDC_HBM_BIT]		= (SMU_THROTTLER_TDC_MEM_BIT),
+	[THROTTLER_TEMP_GPU_BIT]	= (SMU_THROTTLER_TEMP_GPU_BIT),
+	[THROTTLER_TEMP_MEM_BIT]	= (SMU_THROTTLER_TEMP_MEM_BIT),
+	[THROTTLER_TEMP_VR_GFX_BIT]	= (SMU_THROTTLER_TEMP_VR_GFX_BIT),
+	[THROTTLER_TEMP_VR_SOC_BIT]	= (SMU_THROTTLER_TEMP_VR_SOC_BIT),
+	[THROTTLER_TEMP_VR_MEM_BIT]	= (SMU_THROTTLER_TEMP_VR_MEM_BIT),
+	[THROTTLER_APCC_BIT]		= (SMU_THROTTLER_APCC_BIT),
+};
+
 static int aldebaran_tables_init(struct smu_context *smu)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
@@ -213,7 +227,7 @@ static int aldebaran_tables_init(struct smu_context *smu)
 		return -ENOMEM;
 	smu_table->metrics_time = 0;
 
-	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v1_2);
+	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v1_3);
 	smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL);
 	if (!smu_table->gpu_metrics_table) {
 		kfree(smu_table->metrics_table);
@@ -517,6 +531,19 @@ static int aldebaran_freqs_in_same_level(int32_t frequency1,
 	return (abs(frequency1 - frequency2) <= EPSILON);
 }
 
+static uint64_t aldebaran_get_indep_throttler_status(
+					const unsigned long dep_status)
+{
+	uint64_t indep_status = 0;
+	uint8_t dep_bit = 0;
+
+	for_each_set_bit(dep_bit, &dep_status, 32)
+		indep_status |= smu_u64_throttler_bit(dep_status,
+			aldebaran_throttler_map[dep_bit], dep_bit);
+
+	return indep_status;
+}
+
 static int aldebaran_get_smu_metrics_data(struct smu_context *smu,
 					  MetricsMember_t member,
 					  uint32_t *value)
@@ -1713,8 +1740,8 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 					 void **table)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
-	struct gpu_metrics_v1_2 *gpu_metrics =
-		(struct gpu_metrics_v1_2 *)smu_table->gpu_metrics_table;
+	struct gpu_metrics_v1_3 *gpu_metrics =
+		(struct gpu_metrics_v1_3 *)smu_table->gpu_metrics_table;
 	SmuMetrics_t metrics;
 	int i, ret = 0;
 
@@ -1724,7 +1751,7 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 	if (ret)
 		return ret;
 
-	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 1, 2);
+	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 1, 3);
 
 	gpu_metrics->temperature_edge = metrics.TemperatureEdge;
 	gpu_metrics->temperature_hotspot = metrics.TemperatureHotspot;
@@ -1755,6 +1782,8 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 	gpu_metrics->current_dclk0 = metrics.CurrClock[PPCLK_DCLK];
 
 	gpu_metrics->throttle_status = metrics.ThrottlerStatus;
+	gpu_metrics->indep_throttle_status =
+			aldebaran_get_indep_throttler_status(metrics.ThrottlerStatus);
 
 	gpu_metrics->current_fan_speed = 0;
 
@@ -1776,7 +1805,7 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 
 	*table = (void *)gpu_metrics;
 
-	return sizeof(struct gpu_metrics_v1_2);
+	return sizeof(struct gpu_metrics_v1_3);
 }
 
 static int aldebaran_mode2_reset(struct smu_context *smu)
-- 
2.17.1