drm/amd/pm: workaround for compute workload type on some skus

From Kenneth Feng
6f5b5ce9397d91b0a8bc8d15dc8fd72bc0aacaa4 in linux-6.1.y/6.1.35
7ca302d488f80cf4529620acc1c545f9022d8bb8 in mainline linux

diff --git a/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index b306946..d30fdd8 100644 (file)
--- a/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -1677,10 +1677,39 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu,
                }
        }
 
-       /* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
-       workload_type = smu_cmn_to_asic_specific_index(smu,
+       if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_COMPUTE &&
+               (((smu->adev->pdev->device == 0x744C) && (smu->adev->pdev->revision == 0xC8)) ||
+               ((smu->adev->pdev->device == 0x744C) && (smu->adev->pdev->revision == 0xCC)))) {
+               ret = smu_cmn_update_table(smu,
+                                          SMU_TABLE_ACTIVITY_MONITOR_COEFF,
+                                          WORKLOAD_PPLIB_COMPUTE_BIT,
+                                          (void *)(&activity_monitor_external),
+                                          false);
+               if (ret) {
+                       dev_err(smu->adev->dev, "[%s] Failed to get activity monitor!", __func__);
+                       return ret;
+               }
+
+               ret = smu_cmn_update_table(smu,
+                                          SMU_TABLE_ACTIVITY_MONITOR_COEFF,
+                                          WORKLOAD_PPLIB_CUSTOM_BIT,
+                                          (void *)(&activity_monitor_external),
+                                          true);
+               if (ret) {
+                       dev_err(smu->adev->dev, "[%s] Failed to set activity monitor!", __func__);
+                       return ret;
+               }
+
+               workload_type = smu_cmn_to_asic_specific_index(smu,
+                                                      CMN2ASIC_MAPPING_WORKLOAD,
+                                                      PP_SMC_POWER_PROFILE_CUSTOM);
+       } else {
+               /* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
+               workload_type = smu_cmn_to_asic_specific_index(smu,
                                                       CMN2ASIC_MAPPING_WORKLOAD,
                                                       smu->power_profile_mode);
+       }
+
        if (workload_type < 0)
                return -EINVAL;