[PATCH 2/2] drm/amd/pm: expose pmfw attached timestamp on Aldebaran

[Kasiviswanathan, Harish]

[AMD Official Use Only - Internal Distribution Only]

Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan at amd.com>

-----Original Message-----
From: Quan, Evan <Evan.Quan at amd.com> 
Sent: Tuesday, April 27, 2021 9:43 PM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Kasiviswanathan, Harish <Harish.Kasiviswanathan at amd.com>; Quan, Evan <Evan.Quan at amd.com>
Subject: [PATCH 2/2] drm/amd/pm: expose pmfw attached timestamp on Aldebaran

Available with 68.18.0 and later PMFWs.

Change-Id: I0d7e61875101b476ab50f74ade6dc2aaf1e0bc24
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c | 13 ++++++++-----
 drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c             |  3 +++
 2 files changed, 11 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 771e2f0acdd3..5d04a1dfdfd8 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -209,7 +209,7 @@ 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_1);
+	smu_table->gpu_metrics_table_size = sizeof(struct gpu_metrics_v1_2);
 	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);
@@ -1632,8 +1632,8 @@ 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_1 *gpu_metrics =
-		(struct gpu_metrics_v1_1 *)smu_table->gpu_metrics_table;
+	struct gpu_metrics_v1_2 *gpu_metrics =
+		(struct gpu_metrics_v1_2 *)smu_table->gpu_metrics_table;
 	SmuMetrics_t metrics;
 	int i, ret = 0;
 
@@ -1643,7 +1643,7 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 	if (ret)
 		return ret;
 
-	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 1, 1);
+	smu_cmn_init_soft_gpu_metrics(gpu_metrics, 1, 2);
 
 	gpu_metrics->temperature_edge = metrics.TemperatureEdge;
 	gpu_metrics->temperature_hotspot = metrics.TemperatureHotspot; @@ -1690,9 +1690,12 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 	for (i = 0; i < NUM_HBM_INSTANCES; i++)
 		gpu_metrics->temperature_hbm[i] = metrics.TemperatureAllHBM[i];
 
+	gpu_metrics->firmware_timestamp = ((uint64_t)metrics.TimeStampHigh << 32) |
+					metrics.TimeStampLow;
+
 	*table = (void *)gpu_metrics;
 
-	return sizeof(struct gpu_metrics_v1_1);
+	return sizeof(struct gpu_metrics_v1_2);
 }
 
 static int aldebaran_mode2_reset(struct smu_context *smu) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
index 9240461ed1ef..fd0bc1a79574 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
@@ -763,6 +763,9 @@ void smu_cmn_init_soft_gpu_metrics(void *table, uint8_t frev, uint8_t crev)
 	case METRICS_VERSION(1, 1):
 		structure_size = sizeof(struct gpu_metrics_v1_1);
 		break;
+	case METRICS_VERSION(1, 2):
+		structure_size = sizeof(struct gpu_metrics_v1_2);
+		break;
 	case METRICS_VERSION(2, 0):
 		structure_size = sizeof(struct gpu_metrics_v2_0);
 		break;
--
2.29.0