[PATCH] drm/amd/pm: Fix critical temp unit of SMU v13.0.6

Asad Kamal asad.kamal at amd.com
Fri Aug 18 10:29:43 UTC 2023


Critical Temperature needs to be reported in
millidegree Celsius.

Signed-off-by: Asad Kamal <asad.kamal at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

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 7d8af9b309b7..32da779dbd27 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
@@ -2086,7 +2086,7 @@ static int smu_v13_0_6_get_thermal_temperature_range(struct smu_context *smu,
 						     struct smu_temperature_range *range)
 {
 	struct amdgpu_device *adev = smu->adev;
-	u32 aid_temp, xcd_temp;
+	u32 aid_temp, xcd_temp, mem_temp;
 	uint32_t smu_version;
 	u32 ccd_temp = 0;
 	int ret;
@@ -2119,9 +2119,11 @@ static int smu_v13_0_6_get_thermal_temperature_range(struct smu_context *smu,
 	if (ret)
 		goto failed;
 
-	range->hotspot_crit_max = max3(aid_temp, xcd_temp, ccd_temp);
+	range->hotspot_crit_max = max3(aid_temp, xcd_temp, ccd_temp) *
+				       SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 	ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GetCTFLimit,
-					      PPSMC_HBM_THM_TYPE, &range->mem_crit_max);
+					      PPSMC_HBM_THM_TYPE, &mem_temp);
+	range->mem_crit_max = mem_temp * SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 	if (ret)
 		goto failed;
 
-- 
2.34.1



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