diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 34 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h | 1 |
2 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 26a5bc070989..1596fd84627a 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -299,6 +299,8 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr) { struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend); int i; + uint32_t sub_vendor_id, hw_revision; + struct amdgpu_device *adev = hwmgr->adev; vega10_initialize_power_tune_defaults(hwmgr); @@ -363,6 +365,7 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr) FEATURE_FAN_CONTROL_BIT; data->smu_features[GNLD_ACG].smu_feature_id = FEATURE_ACG_BIT; data->smu_features[GNLD_DIDT].smu_feature_id = FEATURE_GFX_EDC_BIT; + data->smu_features[GNLD_PCC_LIMIT].smu_feature_id = FEATURE_PCC_LIMIT_CONTROL_BIT; if (!data->registry_data.prefetcher_dpm_key_disabled) data->smu_features[GNLD_DPM_PREFETCHER].supported = true; @@ -432,6 +435,15 @@ static void vega10_init_dpm_defaults(struct pp_hwmgr *hwmgr) if (data->registry_data.didt_support) data->smu_features[GNLD_DIDT].supported = true; + hw_revision = adev->pdev->revision; + sub_vendor_id = adev->pdev->subsystem_vendor; + + if ((hwmgr->chip_id == 0x6862 || + hwmgr->chip_id == 0x6861 || + hwmgr->chip_id == 0x6868) && + (hw_revision == 0) && + (sub_vendor_id != 0x1002)) + data->smu_features[GNLD_PCC_LIMIT].supported = true; } #ifdef PPLIB_VEGA10_EVV_SUPPORT @@ -2844,12 +2856,32 @@ static int vega10_start_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap) return 0; } +static int vega10_enable_disable_PCC_limit_feature(struct pp_hwmgr *hwmgr, bool enable) +{ + struct vega10_hwmgr *data = + (struct vega10_hwmgr *)(hwmgr->backend); + + if (data->smu_features[GNLD_PCC_LIMIT].supported) { + if (enable == data->smu_features[GNLD_PCC_LIMIT].enabled) + pr_info("GNLD_PCC_LIMIT has been %s \n", enable ? "enabled" : "disabled"); + PP_ASSERT_WITH_CODE(!vega10_enable_smc_features(hwmgr, + enable, data->smu_features[GNLD_PCC_LIMIT].smu_feature_bitmap), + "Attempt to Enable PCC Limit feature Failed!", + return -EINVAL); + data->smu_features[GNLD_PCC_LIMIT].enabled = enable; + } + + return 0; +} + static int vega10_enable_dpm_tasks(struct pp_hwmgr *hwmgr) { struct vega10_hwmgr *data = (struct vega10_hwmgr *)(hwmgr->backend); int tmp_result, result = 0; + vega10_enable_disable_PCC_limit_feature(hwmgr, true); + if ((hwmgr->smu_version == 0x001c2c00) || (hwmgr->smu_version == 0x001c2d00)) smum_send_msg_to_smc_with_parameter(hwmgr, @@ -4703,6 +4735,8 @@ static int vega10_disable_dpm_tasks(struct pp_hwmgr *hwmgr) tmp_result = vega10_acg_disable(hwmgr); PP_ASSERT_WITH_CODE((tmp_result == 0), "Failed to disable acg!", result = tmp_result); + + vega10_enable_disable_PCC_limit_feature(hwmgr, false); return result; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h index ab3e8798bee8..de3219fff2db 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h @@ -66,6 +66,7 @@ enum { GNLD_FEATURE_FAST_PPT_BIT, GNLD_DIDT, GNLD_ACG, + GNLD_PCC_LIMIT, GNLD_FEATURES_MAX }; |