This is a note to let you know that I've just added the patch titled
drm/amd/pm: Fix temperature unit of SMU v13.0.6
to the 6.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-pm-fix-temperature-unit-of-smu-v13.0.6.patch
and it can be found in the queue-6.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit c7b36b1888ae838f6ed8630b00c7f0d6228f140b
Author: Lijo Lazar <lijo.lazar@xxxxxxx>
Date: Thu Aug 10 16:10:03 2023 +0530
drm/amd/pm: Fix temperature unit of SMU v13.0.6
[ Upstream commit 8d036427f0042a91136e6f19a39542eedec4e96c ]
Temperature needs to be reported in millidegree Celsius.
Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Reviewed-by: Yang Wang <kevinyang.wang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index c9093517b1bda..bfa020fe0d4fe 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -697,16 +697,19 @@ static int smu_v13_0_6_get_smu_metrics_data(struct smu_context *smu,
*value = SMUQ10_TO_UINT(metrics->SocketPower) << 8;
break;
case METRICS_TEMPERATURE_HOTSPOT:
- *value = SMUQ10_TO_UINT(metrics->MaxSocketTemperature);
+ *value = SMUQ10_TO_UINT(metrics->MaxSocketTemperature) *
+ SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
break;
case METRICS_TEMPERATURE_MEM:
- *value = SMUQ10_TO_UINT(metrics->MaxHbmTemperature);
+ *value = SMUQ10_TO_UINT(metrics->MaxHbmTemperature) *
+ SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
break;
/* This is the max of all VRs and not just SOC VR.
* No need to define another data type for the same.
*/
case METRICS_TEMPERATURE_VRSOC:
- *value = SMUQ10_TO_UINT(metrics->MaxVrTemperature);
+ *value = SMUQ10_TO_UINT(metrics->MaxVrTemperature) *
+ SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
break;
case METRICS_THROTTLER_STATUS:
*value = smu_v13_0_6_get_throttler_status(smu, metrics);
