diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c | 564 |
1 files changed, 564 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c new file mode 100644 index 000000000000..f48fdc7f0382 --- /dev/null +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hwmgr.c @@ -0,0 +1,564 @@ +/* + * Copyright 2015 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include "pp_debug.h" +#include <linux/delay.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/types.h> +#include <linux/pci.h> +#include <drm/amdgpu_drm.h> +#include "power_state.h" +#include "hwmgr.h" +#include "ppsmc.h" +#include "amd_acpi.h" +#include "pp_psm.h" + +extern const struct pp_smumgr_func ci_smu_funcs; +extern const struct pp_smumgr_func smu8_smu_funcs; +extern const struct pp_smumgr_func iceland_smu_funcs; +extern const struct pp_smumgr_func tonga_smu_funcs; +extern const struct pp_smumgr_func fiji_smu_funcs; +extern const struct pp_smumgr_func polaris10_smu_funcs; +extern const struct pp_smumgr_func vegam_smu_funcs; +extern const struct pp_smumgr_func vega10_smu_funcs; +extern const struct pp_smumgr_func vega12_smu_funcs; +extern const struct pp_smumgr_func smu10_smu_funcs; +extern const struct pp_smumgr_func vega20_smu_funcs; + +extern int smu7_init_function_pointers(struct pp_hwmgr *hwmgr); +extern int smu8_init_function_pointers(struct pp_hwmgr *hwmgr); +extern int vega10_hwmgr_init(struct pp_hwmgr *hwmgr); +extern int vega12_hwmgr_init(struct pp_hwmgr *hwmgr); +extern int vega20_hwmgr_init(struct pp_hwmgr *hwmgr); +extern int smu10_init_function_pointers(struct pp_hwmgr *hwmgr); + +static int polaris_set_asic_special_caps(struct pp_hwmgr *hwmgr); +static void hwmgr_init_default_caps(struct pp_hwmgr *hwmgr); +static int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr); +static int fiji_set_asic_special_caps(struct pp_hwmgr *hwmgr); +static int tonga_set_asic_special_caps(struct pp_hwmgr *hwmgr); +static int topaz_set_asic_special_caps(struct pp_hwmgr *hwmgr); +static int ci_set_asic_special_caps(struct pp_hwmgr *hwmgr); + + +static void hwmgr_init_workload_prority(struct pp_hwmgr *hwmgr) +{ + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0; + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1; + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2; + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3; + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4; + hwmgr->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5; + + hwmgr->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; + hwmgr->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D; + hwmgr->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING; + hwmgr->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO; + hwmgr->workload_setting[4] = PP_SMC_POWER_PROFILE_VR; + hwmgr->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE; +} + +int hwmgr_early_init(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev; + + if (!hwmgr) + return -EINVAL; + + hwmgr->usec_timeout = AMD_MAX_USEC_TIMEOUT; + hwmgr->pp_table_version = PP_TABLE_V1; + hwmgr->dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; + hwmgr->request_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO; + hwmgr_init_default_caps(hwmgr); + hwmgr_set_user_specify_caps(hwmgr); + hwmgr->fan_ctrl_is_in_default_mode = true; + hwmgr_init_workload_prority(hwmgr); + hwmgr->gfxoff_state_changed_by_workload = false; + + adev = hwmgr->adev; + + switch (hwmgr->chip_family) { + case AMDGPU_FAMILY_CI: + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + hwmgr->smumgr_funcs = &ci_smu_funcs; + ci_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~(PP_VBI_TIME_SUPPORT_MASK | + PP_ENABLE_GFX_CG_THRU_SMU | + PP_GFXOFF_MASK); + hwmgr->pp_table_version = PP_TABLE_V0; + hwmgr->od_enabled = false; + smu7_init_function_pointers(hwmgr); + break; + case AMDGPU_FAMILY_CZ: + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + hwmgr->od_enabled = false; + hwmgr->smumgr_funcs = &smu8_smu_funcs; + hwmgr->feature_mask &= ~PP_GFXOFF_MASK; + smu8_init_function_pointers(hwmgr); + break; + case AMDGPU_FAMILY_VI: + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + hwmgr->feature_mask &= ~PP_GFXOFF_MASK; + switch (hwmgr->chip_id) { + case CHIP_TOPAZ: + hwmgr->smumgr_funcs = &iceland_smu_funcs; + topaz_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~ (PP_VBI_TIME_SUPPORT_MASK | + PP_ENABLE_GFX_CG_THRU_SMU); + hwmgr->pp_table_version = PP_TABLE_V0; + hwmgr->od_enabled = false; + break; + case CHIP_TONGA: + hwmgr->smumgr_funcs = &tonga_smu_funcs; + tonga_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~PP_VBI_TIME_SUPPORT_MASK; + break; + case CHIP_FIJI: + hwmgr->smumgr_funcs = &fiji_smu_funcs; + fiji_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~ (PP_VBI_TIME_SUPPORT_MASK | + PP_ENABLE_GFX_CG_THRU_SMU); + break; + case CHIP_POLARIS11: + case CHIP_POLARIS10: + case CHIP_POLARIS12: + hwmgr->smumgr_funcs = &polaris10_smu_funcs; + polaris_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~(PP_UVD_HANDSHAKE_MASK); + break; + case CHIP_VEGAM: + hwmgr->smumgr_funcs = &vegam_smu_funcs; + polaris_set_asic_special_caps(hwmgr); + hwmgr->feature_mask &= ~(PP_UVD_HANDSHAKE_MASK); + break; + default: + return -EINVAL; + } + smu7_init_function_pointers(hwmgr); + break; + case AMDGPU_FAMILY_AI: + switch (hwmgr->chip_id) { + case CHIP_VEGA10: + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + hwmgr->feature_mask &= ~PP_GFXOFF_MASK; + hwmgr->smumgr_funcs = &vega10_smu_funcs; + vega10_hwmgr_init(hwmgr); + break; + case CHIP_VEGA12: + hwmgr->smumgr_funcs = &vega12_smu_funcs; + vega12_hwmgr_init(hwmgr); + break; + case CHIP_VEGA20: + adev->pm.pp_feature &= ~PP_GFXOFF_MASK; + hwmgr->feature_mask &= ~PP_GFXOFF_MASK; + hwmgr->smumgr_funcs = &vega20_smu_funcs; + vega20_hwmgr_init(hwmgr); + break; + default: + return -EINVAL; + } + break; + case AMDGPU_FAMILY_RV: + switch (hwmgr->chip_id) { + case CHIP_RAVEN: + hwmgr->od_enabled = false; + hwmgr->smumgr_funcs = &smu10_smu_funcs; + smu10_init_function_pointers(hwmgr); + break; + default: + return -EINVAL; + } + break; + default: + return -EINVAL; + } + + return 0; +} + +int hwmgr_sw_init(struct pp_hwmgr *hwmgr) +{ + if (!hwmgr|| !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->smu_init) + return -EINVAL; + + phm_register_irq_handlers(hwmgr); + pr_info("hwmgr_sw_init smu backed is %s\n", hwmgr->smumgr_funcs->name); + + return hwmgr->smumgr_funcs->smu_init(hwmgr); +} + + +int hwmgr_sw_fini(struct pp_hwmgr *hwmgr) +{ + if (hwmgr && hwmgr->smumgr_funcs && hwmgr->smumgr_funcs->smu_fini) + hwmgr->smumgr_funcs->smu_fini(hwmgr); + + return 0; +} + +int hwmgr_hw_init(struct pp_hwmgr *hwmgr) +{ + int ret = 0; + + hwmgr->pp_one_vf = amdgpu_sriov_is_pp_one_vf((struct amdgpu_device *)hwmgr->adev); + hwmgr->pm_en = (amdgpu_dpm && (hwmgr->not_vf || hwmgr->pp_one_vf)) + ? true : false; + if (!hwmgr->pm_en) + return 0; + + if (!hwmgr->pptable_func || + !hwmgr->pptable_func->pptable_init || + !hwmgr->hwmgr_func->backend_init) { + hwmgr->pm_en = false; + pr_info("dpm not supported \n"); + return 0; + } + + ret = hwmgr->pptable_func->pptable_init(hwmgr); + if (ret) + goto err; + + ((struct amdgpu_device *)hwmgr->adev)->pm.no_fan = + hwmgr->thermal_controller.fanInfo.bNoFan; + + ret = hwmgr->hwmgr_func->backend_init(hwmgr); + if (ret) + goto err1; + /* make sure dc limits are valid */ + if ((hwmgr->dyn_state.max_clock_voltage_on_dc.sclk == 0) || + (hwmgr->dyn_state.max_clock_voltage_on_dc.mclk == 0)) + hwmgr->dyn_state.max_clock_voltage_on_dc = + hwmgr->dyn_state.max_clock_voltage_on_ac; + + ret = psm_init_power_state_table(hwmgr); + if (ret) + goto err2; + + ret = phm_setup_asic(hwmgr); + if (ret) + goto err2; + + ret = phm_enable_dynamic_state_management(hwmgr); + if (ret) + goto err2; + ret = phm_start_thermal_controller(hwmgr); + ret |= psm_set_performance_states(hwmgr); + if (ret) + goto err2; + + ((struct amdgpu_device *)hwmgr->adev)->pm.dpm_enabled = true; + + return 0; +err2: + if (hwmgr->hwmgr_func->backend_fini) + hwmgr->hwmgr_func->backend_fini(hwmgr); +err1: + if (hwmgr->pptable_func->pptable_fini) + hwmgr->pptable_func->pptable_fini(hwmgr); +err: + return ret; +} + +int hwmgr_hw_fini(struct pp_hwmgr *hwmgr) +{ + if (!hwmgr || !hwmgr->pm_en || !hwmgr->not_vf) + return 0; + + phm_stop_thermal_controller(hwmgr); + psm_set_boot_states(hwmgr); + psm_adjust_power_state_dynamic(hwmgr, true, NULL); + phm_disable_dynamic_state_management(hwmgr); + phm_disable_clock_power_gatings(hwmgr); + + if (hwmgr->hwmgr_func->backend_fini) + hwmgr->hwmgr_func->backend_fini(hwmgr); + if (hwmgr->pptable_func->pptable_fini) + hwmgr->pptable_func->pptable_fini(hwmgr); + return psm_fini_power_state_table(hwmgr); +} + +int hwmgr_suspend(struct pp_hwmgr *hwmgr) +{ + int ret = 0; + + if (!hwmgr || !hwmgr->pm_en || !hwmgr->not_vf) + return 0; + + phm_disable_smc_firmware_ctf(hwmgr); + ret = psm_set_boot_states(hwmgr); + if (ret) + return ret; + ret = psm_adjust_power_state_dynamic(hwmgr, true, NULL); + if (ret) + return ret; + ret = phm_power_down_asic(hwmgr); + + return ret; +} + +int hwmgr_resume(struct pp_hwmgr *hwmgr) +{ + int ret = 0; + + if (!hwmgr) + return -EINVAL; + + if (!hwmgr->not_vf || !hwmgr->pm_en) + return 0; + + ret = phm_setup_asic(hwmgr); + if (ret) + return ret; + + ret = phm_enable_dynamic_state_management(hwmgr); + if (ret) + return ret; + ret = phm_start_thermal_controller(hwmgr); + ret |= psm_set_performance_states(hwmgr); + if (ret) + return ret; + + ret = psm_adjust_power_state_dynamic(hwmgr, false, NULL); + + return ret; +} + +static enum PP_StateUILabel power_state_convert(enum amd_pm_state_type state) +{ + switch (state) { + case POWER_STATE_TYPE_BATTERY: + return PP_StateUILabel_Battery; + case POWER_STATE_TYPE_BALANCED: + return PP_StateUILabel_Balanced; + case POWER_STATE_TYPE_PERFORMANCE: + return PP_StateUILabel_Performance; + default: + return PP_StateUILabel_None; + } +} + +int hwmgr_handle_task(struct pp_hwmgr *hwmgr, enum amd_pp_task task_id, + enum amd_pm_state_type *user_state) +{ + int ret = 0; + + if (hwmgr == NULL) + return -EINVAL; + + switch (task_id) { + case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE: + if (!hwmgr->not_vf) + return ret; + ret = phm_pre_display_configuration_changed(hwmgr); + if (ret) + return ret; + ret = phm_set_cpu_power_state(hwmgr); + if (ret) + return ret; + ret = psm_set_performance_states(hwmgr); + if (ret) + return ret; + ret = psm_adjust_power_state_dynamic(hwmgr, false, NULL); + break; + case AMD_PP_TASK_ENABLE_USER_STATE: + { + enum PP_StateUILabel requested_ui_label; + struct pp_power_state *requested_ps = NULL; + + if (!hwmgr->not_vf) + return ret; + if (user_state == NULL) { + ret = -EINVAL; + break; + } + + requested_ui_label = power_state_convert(*user_state); + ret = psm_set_user_performance_state(hwmgr, requested_ui_label, &requested_ps); + if (ret) + return ret; + ret = psm_adjust_power_state_dynamic(hwmgr, true, requested_ps); + break; + } + case AMD_PP_TASK_COMPLETE_INIT: + case AMD_PP_TASK_READJUST_POWER_STATE: + ret = psm_adjust_power_state_dynamic(hwmgr, true, NULL); + break; + default: + break; + } + return ret; +} + +void hwmgr_init_default_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PCIEPerformanceRequest); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_UVDDPM); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_VCEDPM); + +#if defined(CONFIG_ACPI) + if (amdgpu_acpi_is_pcie_performance_request_supported(hwmgr->adev)) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PCIEPerformanceRequest); +#endif + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DynamicPatchPowerState); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EnableSMU7ThermalManagement); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DynamicPowerManagement); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SMC); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DynamicUVDState); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_FanSpeedInTableIsRPM); + return; +} + +int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr) +{ + if (hwmgr->feature_mask & PP_SCLK_DEEP_SLEEP_MASK) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SclkDeepSleep); + else + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SclkDeepSleep); + + if (hwmgr->feature_mask & PP_POWER_CONTAINMENT_MASK) { + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_PowerContainment); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_CAC); + } else { + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_PowerContainment); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_CAC); + } + + if (hwmgr->feature_mask & PP_OVERDRIVE_MASK) + hwmgr->od_enabled = true; + + return 0; +} + +int polaris_set_asic_special_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EVV); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SQRamping); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_RegulatorHot); + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_AutomaticDCTransition); + + if (hwmgr->chip_id != CHIP_POLARIS10) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SPLLShutdownSupport); + + if (hwmgr->chip_id != CHIP_POLARIS11) { + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DBRamping); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TDRamping); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TCPRamping); + } + return 0; +} + +int fiji_set_asic_special_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EVV); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SQRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DBRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TDRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TCPRamping); + return 0; +} + +int tonga_set_asic_special_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EVV); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SQRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DBRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TDRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TCPRamping); + + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + return 0; +} + +int topaz_set_asic_special_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EVV); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SQRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DBRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TDRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TCPRamping); + return 0; +} + +int ci_set_asic_special_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SQRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_DBRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TDRamping); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TCPRamping); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MemorySpreadSpectrumSupport); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_EngineSpreadSpectrumSupport); + return 0; +} |