From: Asad Kamal <asad.kamal@amd.com>
Date: Fri, 18 Aug 2023 10:23:36 +0000 (+0800)
Subject: drm/amd/pm: Fix critical temp unit of SMU v13.0.6
X-Git-Tag: v6.6-pxa1908~324^2^2~29
X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=e1c0d2e7066b5675cb62daa2f7cb3899756f789c;p=linux.git

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

Critical Temperature needs to be reported in
millidegree Celsius.

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

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..d3b578e6bc2a 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;
@@ -2119,13 +2119,14 @@ 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);
 	if (ret)
 		goto failed;
 
-	return 0;
+	range->mem_crit_max = mem_temp * SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
 failed:
 	return ret;
 }