[PATCH v3 7/8] drm/amd/pm: Add renoir throttler translation

[Graham Sider <Graham.Sider@amd.com>]

Perform dependent to independent throttle status translation
for renoir. Makes use of lookup table renoir_throttler_map.

Signed-off-by: Graham Sider <Graham.Sider@amd.com>
---
 .../gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c   | 41 ++++++++++++++++---
 1 file changed, 36 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
index 1c399c4ab4dc..4071a116af75 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
@@ -128,6 +128,22 @@ static struct cmn2asic_mapping renoir_workload_map[PP_SMC_POWER_PROFILE_COUNT] =
 	WORKLOAD_MAP(PP_SMC_POWER_PROFILE_CUSTOM,		WORKLOAD_PPLIB_CUSTOM_BIT),
 };
 
+static const uint8_t renoir_throttler_map[] = {
+	[THROTTLER_STATUS_BIT_SPL]		= (SMU_THROTTLER_SPL_BIT),
+	[THROTTLER_STATUS_BIT_FPPT]		= (SMU_THROTTLER_FPPT_BIT),
+	[THROTTLER_STATUS_BIT_SPPT]		= (SMU_THROTTLER_SPPT_BIT),
+	[THROTTLER_STATUS_BIT_SPPT_APU]		= (SMU_THROTTLER_SPPT_APU_BIT),
+	[THROTTLER_STATUS_BIT_THM_CORE]		= (SMU_THROTTLER_TEMP_CORE_BIT),
+	[THROTTLER_STATUS_BIT_THM_GFX]		= (SMU_THROTTLER_TEMP_VR_GFX_BIT),
+	[THROTTLER_STATUS_BIT_THM_SOC]		= (SMU_THROTTLER_TEMP_VR_SOC_BIT),
+	[THROTTLER_STATUS_BIT_TDC_VDD]		= (SMU_THROTTLER_TDC_VDD_BIT),
+	[THROTTLER_STATUS_BIT_TDC_SOC]		= (SMU_THROTTLER_TDC_SOC_BIT),
+	[THROTTLER_STATUS_BIT_PROCHOT_CPU]	= (SMU_THROTTLER_PROCHOT_CPU_BIT),
+	[THROTTLER_STATUS_BIT_PROCHOT_GFX]	= (SMU_THROTTLER_PROCHOT_GFX_BIT),
+	[THROTTLER_STATUS_BIT_EDC_CPU]		= (SMU_THROTTLER_EDC_CPU_BIT),
+	[THROTTLER_STATUS_BIT_EDC_GFX]		= (SMU_THROTTLER_EDC_GFX_BIT),
+};
+
 static int renoir_init_smc_tables(struct smu_context *smu)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
@@ -153,7 +169,7 @@ static int renoir_init_smc_tables(struct smu_context *smu)
 	if (!smu_table->watermarks_table)
 		goto err2_out;
 
-	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v2_1);
+	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v2_2);
 	smu_table->gpu_metrics_table = kzalloc(smu_table->gpu_metrics_table_size, GFP_KERNEL);
 	if (!smu_table->gpu_metrics_table)
 		goto err3_out;
@@ -170,6 +186,19 @@ static int renoir_init_smc_tables(struct smu_context *smu)
 	return -ENOMEM;
 }
 
+static uint64_t renoir_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,
+			renoir_throttler_map[dep_bit], dep_bit);
+
+	return indep_status;
+}
+
 /*
  * This interface just for getting uclk ultimate freq and should't introduce
  * other likewise function result in overmuch callback.
@@ -1264,8 +1293,8 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu,
 				      void **table)
 {
 	struct smu_table_context *smu_table = &smu->smu_table;
-	struct gpu_metrics_v2_1 *gpu_metrics =
-		(struct gpu_metrics_v2_1 *)smu_table->gpu_metrics_table;
+	struct gpu_metrics_v2_2 *gpu_metrics =
+		(struct gpu_metrics_v2_2 *)smu_table->gpu_metrics_table;
 	SmuMetrics_t metrics;
 	int ret = 0;
 
@@ -1273,7 +1302,7 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu,
 	if (ret)
 		return ret;
 
-	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 1);
+	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 2, 2);
 
 	gpu_metrics->temperature_gfx = metrics.GfxTemperature;
 	gpu_metrics->temperature_soc = metrics.SocTemperature;
@@ -1311,6 +1340,8 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu,
 	gpu_metrics->current_l3clk[1] = metrics.L3Frequency[1];
 
 	gpu_metrics->throttle_status = metrics.ThrottlerStatus;
+	gpu_metrics->indep_throttle_status =
+		renoir_get_indep_throttler_status(metrics.ThrottlerStatus);
 
 	gpu_metrics->fan_pwm = metrics.FanPwm;
 
@@ -1318,7 +1349,7 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu,
 
 	*table = (void *)gpu_metrics;
 
-	return sizeof(struct gpu_metrics_v2_1);
+	return sizeof(struct gpu_metrics_v2_2);
 }
 
 static int renoir_gfx_state_change_set(struct smu_context *smu, uint32_t state)
-- 
2.17.1

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