| /* |
| * 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/types.h> |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include "atom-types.h" |
| #include "atombios.h" |
| #include "processpptables.h" |
| #include "cgs_common.h" |
| #include "smumgr.h" |
| #include "hwmgr.h" |
| #include "hardwaremanager.h" |
| #include "rv_ppsmc.h" |
| #include "smu10_hwmgr.h" |
| #include "power_state.h" |
| #include "soc15_common.h" |
| #include "smu10.h" |
| #include "asic_reg/pwr/pwr_10_0_offset.h" |
| #include "asic_reg/pwr/pwr_10_0_sh_mask.h" |
| |
| #define SMU10_MAX_DEEPSLEEP_DIVIDER_ID 5 |
| #define SMU10_MINIMUM_ENGINE_CLOCK 800 /* 8Mhz, the low boundary of engine clock allowed on this chip */ |
| #define SCLK_MIN_DIV_INTV_SHIFT 12 |
| #define SMU10_DISPCLK_BYPASS_THRESHOLD 10000 /* 100Mhz */ |
| #define SMC_RAM_END 0x40000 |
| |
| static const unsigned long SMU10_Magic = (unsigned long) PHM_Rv_Magic; |
| |
| |
| static int smu10_display_clock_voltage_request(struct pp_hwmgr *hwmgr, |
| struct pp_display_clock_request *clock_req) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| enum amd_pp_clock_type clk_type = clock_req->clock_type; |
| uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000; |
| PPSMC_Msg msg; |
| |
| switch (clk_type) { |
| case amd_pp_dcf_clock: |
| if (clk_freq == smu10_data->dcf_actual_hard_min_freq) |
| return 0; |
| msg = PPSMC_MSG_SetHardMinDcefclkByFreq; |
| smu10_data->dcf_actual_hard_min_freq = clk_freq; |
| break; |
| case amd_pp_soc_clock: |
| msg = PPSMC_MSG_SetHardMinSocclkByFreq; |
| break; |
| case amd_pp_f_clock: |
| if (clk_freq == smu10_data->f_actual_hard_min_freq) |
| return 0; |
| smu10_data->f_actual_hard_min_freq = clk_freq; |
| msg = PPSMC_MSG_SetHardMinFclkByFreq; |
| break; |
| default: |
| pr_info("[DisplayClockVoltageRequest]Invalid Clock Type!"); |
| return -EINVAL; |
| } |
| smum_send_msg_to_smc_with_parameter(hwmgr, msg, clk_freq, NULL); |
| |
| return 0; |
| } |
| |
| static struct smu10_power_state *cast_smu10_ps(struct pp_hw_power_state *hw_ps) |
| { |
| if (SMU10_Magic != hw_ps->magic) |
| return NULL; |
| |
| return (struct smu10_power_state *)hw_ps; |
| } |
| |
| static const struct smu10_power_state *cast_const_smu10_ps( |
| const struct pp_hw_power_state *hw_ps) |
| { |
| if (SMU10_Magic != hw_ps->magic) |
| return NULL; |
| |
| return (struct smu10_power_state *)hw_ps; |
| } |
| |
| static int smu10_initialize_dpm_defaults(struct pp_hwmgr *hwmgr) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| smu10_data->dce_slow_sclk_threshold = 30000; |
| smu10_data->thermal_auto_throttling_treshold = 0; |
| smu10_data->is_nb_dpm_enabled = 1; |
| smu10_data->dpm_flags = 1; |
| smu10_data->need_min_deep_sleep_dcefclk = true; |
| smu10_data->num_active_display = 0; |
| smu10_data->deep_sleep_dcefclk = 0; |
| |
| phm_cap_unset(hwmgr->platform_descriptor.platformCaps, |
| PHM_PlatformCaps_SclkDeepSleep); |
| |
| phm_cap_unset(hwmgr->platform_descriptor.platformCaps, |
| PHM_PlatformCaps_SclkThrottleLowNotification); |
| |
| phm_cap_set(hwmgr->platform_descriptor.platformCaps, |
| PHM_PlatformCaps_PowerPlaySupport); |
| return 0; |
| } |
| |
| static int smu10_construct_max_power_limits_table(struct pp_hwmgr *hwmgr, |
| struct phm_clock_and_voltage_limits *table) |
| { |
| return 0; |
| } |
| |
| static int smu10_init_dynamic_state_adjustment_rule_settings( |
| struct pp_hwmgr *hwmgr) |
| { |
| int count = 8; |
| struct phm_clock_voltage_dependency_table *table_clk_vlt; |
| |
| table_clk_vlt = kzalloc(struct_size(table_clk_vlt, entries, count), |
| GFP_KERNEL); |
| |
| if (NULL == table_clk_vlt) { |
| pr_err("Can not allocate memory!\n"); |
| return -ENOMEM; |
| } |
| |
| table_clk_vlt->count = count; |
| table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_0; |
| table_clk_vlt->entries[0].v = 0; |
| table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_1; |
| table_clk_vlt->entries[1].v = 1; |
| table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_2; |
| table_clk_vlt->entries[2].v = 2; |
| table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_3; |
| table_clk_vlt->entries[3].v = 3; |
| table_clk_vlt->entries[4].clk = PP_DAL_POWERLEVEL_4; |
| table_clk_vlt->entries[4].v = 4; |
| table_clk_vlt->entries[5].clk = PP_DAL_POWERLEVEL_5; |
| table_clk_vlt->entries[5].v = 5; |
| table_clk_vlt->entries[6].clk = PP_DAL_POWERLEVEL_6; |
| table_clk_vlt->entries[6].v = 6; |
| table_clk_vlt->entries[7].clk = PP_DAL_POWERLEVEL_7; |
| table_clk_vlt->entries[7].v = 7; |
| hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt; |
| |
| return 0; |
| } |
| |
| static int smu10_get_system_info_data(struct pp_hwmgr *hwmgr) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)hwmgr->backend; |
| |
| smu10_data->sys_info.htc_hyst_lmt = 5; |
| smu10_data->sys_info.htc_tmp_lmt = 203; |
| |
| if (smu10_data->thermal_auto_throttling_treshold == 0) |
| smu10_data->thermal_auto_throttling_treshold = 203; |
| |
| smu10_construct_max_power_limits_table (hwmgr, |
| &hwmgr->dyn_state.max_clock_voltage_on_ac); |
| |
| smu10_init_dynamic_state_adjustment_rule_settings(hwmgr); |
| |
| return 0; |
| } |
| |
| static int smu10_construct_boot_state(struct pp_hwmgr *hwmgr) |
| { |
| return 0; |
| } |
| |
| static int smu10_set_clock_limit(struct pp_hwmgr *hwmgr, const void *input) |
| { |
| struct PP_Clocks clocks = {0}; |
| struct pp_display_clock_request clock_req; |
| |
| clocks.dcefClock = hwmgr->display_config->min_dcef_set_clk; |
| clock_req.clock_type = amd_pp_dcf_clock; |
| clock_req.clock_freq_in_khz = clocks.dcefClock * 10; |
| |
| PP_ASSERT_WITH_CODE(!smu10_display_clock_voltage_request(hwmgr, &clock_req), |
| "Attempt to set DCF Clock Failed!", return -EINVAL); |
| |
| return 0; |
| } |
| |
| static int smu10_set_min_deep_sleep_dcefclk(struct pp_hwmgr *hwmgr, uint32_t clock) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (clock && smu10_data->deep_sleep_dcefclk != clock) { |
| smu10_data->deep_sleep_dcefclk = clock; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetMinDeepSleepDcefclk, |
| smu10_data->deep_sleep_dcefclk, |
| NULL); |
| } |
| return 0; |
| } |
| |
| static int smu10_set_hard_min_dcefclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (clock && smu10_data->dcf_actual_hard_min_freq != clock) { |
| smu10_data->dcf_actual_hard_min_freq = clock; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinDcefclkByFreq, |
| smu10_data->dcf_actual_hard_min_freq, |
| NULL); |
| } |
| return 0; |
| } |
| |
| static int smu10_set_hard_min_fclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (clock && smu10_data->f_actual_hard_min_freq != clock) { |
| smu10_data->f_actual_hard_min_freq = clock; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| smu10_data->f_actual_hard_min_freq, |
| NULL); |
| } |
| return 0; |
| } |
| |
| static int smu10_set_hard_min_gfxclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (clock && smu10_data->gfx_actual_soft_min_freq != clock) { |
| smu10_data->gfx_actual_soft_min_freq = clock; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| clock, |
| NULL); |
| } |
| return 0; |
| } |
| |
| static int smu10_set_soft_max_gfxclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (clock && smu10_data->gfx_max_freq_limit != (clock * 100)) { |
| smu10_data->gfx_max_freq_limit = clock * 100; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| clock, |
| NULL); |
| } |
| return 0; |
| } |
| |
| static int smu10_set_active_display_count(struct pp_hwmgr *hwmgr, uint32_t count) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (smu10_data->num_active_display != count) { |
| smu10_data->num_active_display = count; |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetDisplayCount, |
| smu10_data->num_active_display, |
| NULL); |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input) |
| { |
| return smu10_set_clock_limit(hwmgr, input); |
| } |
| |
| static int smu10_init_power_gate_state(struct pp_hwmgr *hwmgr) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct amdgpu_device *adev = hwmgr->adev; |
| |
| smu10_data->vcn_power_gated = true; |
| smu10_data->isp_tileA_power_gated = true; |
| smu10_data->isp_tileB_power_gated = true; |
| |
| if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) |
| return smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetGfxCGPG, |
| true, |
| NULL); |
| else |
| return 0; |
| } |
| |
| |
| static int smu10_setup_asic_task(struct pp_hwmgr *hwmgr) |
| { |
| return smu10_init_power_gate_state(hwmgr); |
| } |
| |
| static int smu10_reset_cc6_data(struct pp_hwmgr *hwmgr) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| smu10_data->separation_time = 0; |
| smu10_data->cc6_disable = false; |
| smu10_data->pstate_disable = false; |
| smu10_data->cc6_setting_changed = false; |
| |
| return 0; |
| } |
| |
| static int smu10_power_off_asic(struct pp_hwmgr *hwmgr) |
| { |
| return smu10_reset_cc6_data(hwmgr); |
| } |
| |
| static bool smu10_is_gfx_on(struct pp_hwmgr *hwmgr) |
| { |
| uint32_t reg; |
| struct amdgpu_device *adev = hwmgr->adev; |
| |
| reg = RREG32_SOC15(PWR, 0, mmPWR_MISC_CNTL_STATUS); |
| if ((reg & PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK) == |
| (0x2 << PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT)) |
| return true; |
| |
| return false; |
| } |
| |
| static int smu10_disable_gfx_off(struct pp_hwmgr *hwmgr) |
| { |
| struct amdgpu_device *adev = hwmgr->adev; |
| |
| if (adev->pm.pp_feature & PP_GFXOFF_MASK) { |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_DisableGfxOff, NULL); |
| |
| /* confirm gfx is back to "on" state */ |
| while (!smu10_is_gfx_on(hwmgr)) |
| msleep(1); |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_disable_dpm_tasks(struct pp_hwmgr *hwmgr) |
| { |
| return 0; |
| } |
| |
| static int smu10_enable_gfx_off(struct pp_hwmgr *hwmgr) |
| { |
| struct amdgpu_device *adev = hwmgr->adev; |
| |
| if (adev->pm.pp_feature & PP_GFXOFF_MASK) |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_EnableGfxOff, NULL); |
| |
| return 0; |
| } |
| |
| static int smu10_enable_dpm_tasks(struct pp_hwmgr *hwmgr) |
| { |
| struct amdgpu_device *adev = hwmgr->adev; |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| int ret = -EINVAL; |
| |
| if (adev->in_suspend) { |
| pr_info("restore the fine grain parameters\n"); |
| |
| ret = smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| smu10_data->gfx_actual_soft_min_freq, |
| NULL); |
| if (ret) |
| return ret; |
| ret = smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| smu10_data->gfx_actual_soft_max_freq, |
| NULL); |
| if (ret) |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_gfx_off_control(struct pp_hwmgr *hwmgr, bool enable) |
| { |
| if (enable) |
| return smu10_enable_gfx_off(hwmgr); |
| else |
| return smu10_disable_gfx_off(hwmgr); |
| } |
| |
| static int smu10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr, |
| struct pp_power_state *prequest_ps, |
| const struct pp_power_state *pcurrent_ps) |
| { |
| return 0; |
| } |
| |
| /* temporary hardcoded clock voltage breakdown tables */ |
| static const DpmClock_t VddDcfClk[]= { |
| { 300, 2600}, |
| { 600, 3200}, |
| { 600, 3600}, |
| }; |
| |
| static const DpmClock_t VddSocClk[]= { |
| { 478, 2600}, |
| { 722, 3200}, |
| { 722, 3600}, |
| }; |
| |
| static const DpmClock_t VddFClk[]= { |
| { 400, 2600}, |
| {1200, 3200}, |
| {1200, 3600}, |
| }; |
| |
| static const DpmClock_t VddDispClk[]= { |
| { 435, 2600}, |
| { 661, 3200}, |
| {1086, 3600}, |
| }; |
| |
| static const DpmClock_t VddDppClk[]= { |
| { 435, 2600}, |
| { 661, 3200}, |
| { 661, 3600}, |
| }; |
| |
| static const DpmClock_t VddPhyClk[]= { |
| { 540, 2600}, |
| { 810, 3200}, |
| { 810, 3600}, |
| }; |
| |
| static int smu10_get_clock_voltage_dependency_table(struct pp_hwmgr *hwmgr, |
| struct smu10_voltage_dependency_table **pptable, |
| uint32_t num_entry, const DpmClock_t *pclk_dependency_table) |
| { |
| uint32_t i; |
| struct smu10_voltage_dependency_table *ptable; |
| |
| ptable = kzalloc(struct_size(ptable, entries, num_entry), GFP_KERNEL); |
| if (NULL == ptable) |
| return -ENOMEM; |
| |
| ptable->count = num_entry; |
| |
| for (i = 0; i < ptable->count; i++) { |
| ptable->entries[i].clk = pclk_dependency_table->Freq * 100; |
| ptable->entries[i].vol = pclk_dependency_table->Vol; |
| pclk_dependency_table++; |
| } |
| |
| *pptable = ptable; |
| |
| return 0; |
| } |
| |
| |
| static int smu10_populate_clock_table(struct pp_hwmgr *hwmgr) |
| { |
| uint32_t result; |
| |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| DpmClocks_t *table = &(smu10_data->clock_table); |
| struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info); |
| |
| result = smum_smc_table_manager(hwmgr, (uint8_t *)table, SMU10_CLOCKTABLE, true); |
| |
| PP_ASSERT_WITH_CODE((0 == result), |
| "Attempt to copy clock table from smc failed", |
| return result); |
| |
| if (0 == result && table->DcefClocks[0].Freq != 0) { |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dcefclk, |
| NUM_DCEFCLK_DPM_LEVELS, |
| &smu10_data->clock_table.DcefClocks[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_socclk, |
| NUM_SOCCLK_DPM_LEVELS, |
| &smu10_data->clock_table.SocClocks[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_fclk, |
| NUM_FCLK_DPM_LEVELS, |
| &smu10_data->clock_table.FClocks[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_mclk, |
| NUM_MEMCLK_DPM_LEVELS, |
| &smu10_data->clock_table.MemClocks[0]); |
| } else { |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dcefclk, |
| ARRAY_SIZE(VddDcfClk), |
| &VddDcfClk[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_socclk, |
| ARRAY_SIZE(VddSocClk), |
| &VddSocClk[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_fclk, |
| ARRAY_SIZE(VddFClk), |
| &VddFClk[0]); |
| } |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dispclk, |
| ARRAY_SIZE(VddDispClk), |
| &VddDispClk[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_dppclk, |
| ARRAY_SIZE(VddDppClk), &VddDppClk[0]); |
| smu10_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_phyclk, |
| ARRAY_SIZE(VddPhyClk), &VddPhyClk[0]); |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &result); |
| smu10_data->gfx_min_freq_limit = result / 10 * 1000; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &result); |
| smu10_data->gfx_max_freq_limit = result / 10 * 1000; |
| |
| return 0; |
| } |
| |
| static int smu10_hwmgr_backend_init(struct pp_hwmgr *hwmgr) |
| { |
| int result = 0; |
| struct smu10_hwmgr *data; |
| |
| data = kzalloc(sizeof(struct smu10_hwmgr), GFP_KERNEL); |
| if (data == NULL) |
| return -ENOMEM; |
| |
| hwmgr->backend = data; |
| |
| result = smu10_initialize_dpm_defaults(hwmgr); |
| if (result != 0) { |
| pr_err("smu10_initialize_dpm_defaults failed\n"); |
| return result; |
| } |
| |
| smu10_populate_clock_table(hwmgr); |
| |
| result = smu10_get_system_info_data(hwmgr); |
| if (result != 0) { |
| pr_err("smu10_get_system_info_data failed\n"); |
| return result; |
| } |
| |
| smu10_construct_boot_state(hwmgr); |
| |
| hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = |
| SMU10_MAX_HARDWARE_POWERLEVELS; |
| |
| hwmgr->platform_descriptor.hardwarePerformanceLevels = |
| SMU10_MAX_HARDWARE_POWERLEVELS; |
| |
| hwmgr->platform_descriptor.vbiosInterruptId = 0; |
| |
| hwmgr->platform_descriptor.clockStep.engineClock = 500; |
| |
| hwmgr->platform_descriptor.clockStep.memoryClock = 500; |
| |
| hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50; |
| |
| hwmgr->pstate_sclk = SMU10_UMD_PSTATE_GFXCLK * 100; |
| hwmgr->pstate_mclk = SMU10_UMD_PSTATE_FCLK * 100; |
| |
| /* enable the pp_od_clk_voltage sysfs file */ |
| hwmgr->od_enabled = 1; |
| /* disabled fine grain tuning function by default */ |
| data->fine_grain_enabled = 0; |
| return result; |
| } |
| |
| static int smu10_hwmgr_backend_fini(struct pp_hwmgr *hwmgr) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info); |
| |
| kfree(pinfo->vdd_dep_on_dcefclk); |
| pinfo->vdd_dep_on_dcefclk = NULL; |
| kfree(pinfo->vdd_dep_on_socclk); |
| pinfo->vdd_dep_on_socclk = NULL; |
| kfree(pinfo->vdd_dep_on_fclk); |
| pinfo->vdd_dep_on_fclk = NULL; |
| kfree(pinfo->vdd_dep_on_dispclk); |
| pinfo->vdd_dep_on_dispclk = NULL; |
| kfree(pinfo->vdd_dep_on_dppclk); |
| pinfo->vdd_dep_on_dppclk = NULL; |
| kfree(pinfo->vdd_dep_on_phyclk); |
| pinfo->vdd_dep_on_phyclk = NULL; |
| |
| kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl); |
| hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL; |
| |
| kfree(hwmgr->backend); |
| hwmgr->backend = NULL; |
| |
| return 0; |
| } |
| |
| static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, |
| enum amd_dpm_forced_level level) |
| { |
| struct smu10_hwmgr *data = hwmgr->backend; |
| uint32_t min_sclk = hwmgr->display_config->min_core_set_clock; |
| uint32_t min_mclk = hwmgr->display_config->min_mem_set_clock/100; |
| uint32_t index_fclk = data->clock_vol_info.vdd_dep_on_fclk->count - 1; |
| uint32_t index_socclk = data->clock_vol_info.vdd_dep_on_socclk->count - 1; |
| uint32_t fine_grain_min_freq = 0, fine_grain_max_freq = 0; |
| |
| if (hwmgr->smu_version < 0x1E3700) { |
| pr_info("smu firmware version too old, can not set dpm level\n"); |
| return 0; |
| } |
| |
| if (min_sclk < data->gfx_min_freq_limit) |
| min_sclk = data->gfx_min_freq_limit; |
| |
| min_sclk /= 100; /* transfer 10KHz to MHz */ |
| if (min_mclk < data->clock_table.FClocks[0].Freq) |
| min_mclk = data->clock_table.FClocks[0].Freq; |
| |
| switch (level) { |
| case AMD_DPM_FORCED_LEVEL_HIGH: |
| case AMD_DPM_FORCED_LEVEL_PROFILE_PEAK: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| data->gfx_max_freq_limit/100, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| SMU10_UMD_PSTATE_PEAK_FCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinSocclkByFreq, |
| SMU10_UMD_PSTATE_PEAK_SOCCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinVcn, |
| SMU10_UMD_PSTATE_VCE, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| data->gfx_max_freq_limit/100, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| SMU10_UMD_PSTATE_PEAK_FCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxSocclkByFreq, |
| SMU10_UMD_PSTATE_PEAK_SOCCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxVcn, |
| SMU10_UMD_PSTATE_VCE, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| min_sclk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| min_sclk, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| min_mclk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| min_mclk, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| SMU10_UMD_PSTATE_GFXCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| SMU10_UMD_PSTATE_FCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinSocclkByFreq, |
| SMU10_UMD_PSTATE_SOCCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinVcn, |
| SMU10_UMD_PSTATE_PROFILE_VCE, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| SMU10_UMD_PSTATE_GFXCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| SMU10_UMD_PSTATE_FCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxSocclkByFreq, |
| SMU10_UMD_PSTATE_SOCCLK, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxVcn, |
| SMU10_UMD_PSTATE_PROFILE_VCE, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_AUTO: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| min_sclk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| hwmgr->display_config->num_display > 3 ? |
| data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk : |
| min_mclk, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinSocclkByFreq, |
| data->clock_vol_info.vdd_dep_on_socclk->entries[0].clk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinVcn, |
| SMU10_UMD_PSTATE_MIN_VCE, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| data->gfx_max_freq_limit/100, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| data->clock_vol_info.vdd_dep_on_fclk->entries[index_fclk].clk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxSocclkByFreq, |
| data->clock_vol_info.vdd_dep_on_socclk->entries[index_socclk].clk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxVcn, |
| SMU10_UMD_PSTATE_VCE, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_LOW: |
| data->fine_grain_enabled = 0; |
| |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &fine_grain_min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &fine_grain_max_freq); |
| |
| data->gfx_actual_soft_min_freq = fine_grain_min_freq; |
| data->gfx_actual_soft_max_freq = fine_grain_max_freq; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| data->gfx_min_freq_limit/100, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| data->gfx_min_freq_limit/100, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| min_mclk, |
| NULL); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| min_mclk, |
| NULL); |
| break; |
| case AMD_DPM_FORCED_LEVEL_MANUAL: |
| data->fine_grain_enabled = 1; |
| break; |
| case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT: |
| default: |
| break; |
| } |
| return 0; |
| } |
| |
| static uint32_t smu10_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low) |
| { |
| struct smu10_hwmgr *data; |
| |
| if (hwmgr == NULL) |
| return -EINVAL; |
| |
| data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (low) |
| return data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk; |
| else |
| return data->clock_vol_info.vdd_dep_on_fclk->entries[ |
| data->clock_vol_info.vdd_dep_on_fclk->count - 1].clk; |
| } |
| |
| static uint32_t smu10_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low) |
| { |
| struct smu10_hwmgr *data; |
| |
| if (hwmgr == NULL) |
| return -EINVAL; |
| |
| data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (low) |
| return data->gfx_min_freq_limit; |
| else |
| return data->gfx_max_freq_limit; |
| } |
| |
| static int smu10_dpm_patch_boot_state(struct pp_hwmgr *hwmgr, |
| struct pp_hw_power_state *hw_ps) |
| { |
| return 0; |
| } |
| |
| static int smu10_dpm_get_pp_table_entry_callback( |
| struct pp_hwmgr *hwmgr, |
| struct pp_hw_power_state *hw_ps, |
| unsigned int index, |
| const void *clock_info) |
| { |
| struct smu10_power_state *smu10_ps = cast_smu10_ps(hw_ps); |
| |
| smu10_ps->levels[index].engine_clock = 0; |
| |
| smu10_ps->levels[index].vddc_index = 0; |
| smu10_ps->level = index + 1; |
| |
| if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) { |
| smu10_ps->levels[index].ds_divider_index = 5; |
| smu10_ps->levels[index].ss_divider_index = 5; |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_dpm_get_num_of_pp_table_entries(struct pp_hwmgr *hwmgr) |
| { |
| int result; |
| unsigned long ret = 0; |
| |
| result = pp_tables_get_num_of_entries(hwmgr, &ret); |
| |
| return result ? 0 : ret; |
| } |
| |
| static int smu10_dpm_get_pp_table_entry(struct pp_hwmgr *hwmgr, |
| unsigned long entry, struct pp_power_state *ps) |
| { |
| int result; |
| struct smu10_power_state *smu10_ps; |
| |
| ps->hardware.magic = SMU10_Magic; |
| |
| smu10_ps = cast_smu10_ps(&(ps->hardware)); |
| |
| result = pp_tables_get_entry(hwmgr, entry, ps, |
| smu10_dpm_get_pp_table_entry_callback); |
| |
| smu10_ps->uvd_clocks.vclk = ps->uvd_clocks.VCLK; |
| smu10_ps->uvd_clocks.dclk = ps->uvd_clocks.DCLK; |
| |
| return result; |
| } |
| |
| static int smu10_get_power_state_size(struct pp_hwmgr *hwmgr) |
| { |
| return sizeof(struct smu10_power_state); |
| } |
| |
| static int smu10_set_cpu_power_state(struct pp_hwmgr *hwmgr) |
| { |
| return 0; |
| } |
| |
| |
| static int smu10_store_cc6_data(struct pp_hwmgr *hwmgr, uint32_t separation_time, |
| bool cc6_disable, bool pstate_disable, bool pstate_switch_disable) |
| { |
| struct smu10_hwmgr *data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (separation_time != data->separation_time || |
| cc6_disable != data->cc6_disable || |
| pstate_disable != data->pstate_disable) { |
| data->separation_time = separation_time; |
| data->cc6_disable = cc6_disable; |
| data->pstate_disable = pstate_disable; |
| data->cc6_setting_changed = true; |
| } |
| return 0; |
| } |
| |
| static int smu10_get_dal_power_level(struct pp_hwmgr *hwmgr, |
| struct amd_pp_simple_clock_info *info) |
| { |
| return -EINVAL; |
| } |
| |
| static int smu10_force_clock_level(struct pp_hwmgr *hwmgr, |
| enum pp_clock_type type, uint32_t mask) |
| { |
| struct smu10_hwmgr *data = hwmgr->backend; |
| struct smu10_voltage_dependency_table *mclk_table = |
| data->clock_vol_info.vdd_dep_on_fclk; |
| uint32_t low, high; |
| |
| low = mask ? (ffs(mask) - 1) : 0; |
| high = mask ? (fls(mask) - 1) : 0; |
| |
| switch (type) { |
| case PP_SCLK: |
| if (low > 2 || high > 2) { |
| pr_info("Currently sclk only support 3 levels on RV\n"); |
| return -EINVAL; |
| } |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| low == 2 ? data->gfx_max_freq_limit/100 : |
| low == 1 ? SMU10_UMD_PSTATE_GFXCLK : |
| data->gfx_min_freq_limit/100, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| high == 0 ? data->gfx_min_freq_limit/100 : |
| high == 1 ? SMU10_UMD_PSTATE_GFXCLK : |
| data->gfx_max_freq_limit/100, |
| NULL); |
| break; |
| |
| case PP_MCLK: |
| if (low > mclk_table->count - 1 || high > mclk_table->count - 1) |
| return -EINVAL; |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinFclkByFreq, |
| mclk_table->entries[low].clk/100, |
| NULL); |
| |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxFclkByFreq, |
| mclk_table->entries[high].clk/100, |
| NULL); |
| break; |
| |
| case PP_PCIE: |
| default: |
| break; |
| } |
| return 0; |
| } |
| |
| static int smu10_print_clock_levels(struct pp_hwmgr *hwmgr, |
| enum pp_clock_type type, char *buf) |
| { |
| struct smu10_hwmgr *data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct smu10_voltage_dependency_table *mclk_table = |
| data->clock_vol_info.vdd_dep_on_fclk; |
| uint32_t i, now, size = 0; |
| uint32_t min_freq, max_freq = 0; |
| uint32_t ret = 0; |
| |
| phm_get_sysfs_buf(&buf, &size); |
| |
| switch (type) { |
| case PP_SCLK: |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency, &now); |
| |
| /* driver only know min/max gfx_clk, Add level 1 for all other gfx clks */ |
| if (now == data->gfx_max_freq_limit/100) |
| i = 2; |
| else if (now == data->gfx_min_freq_limit/100) |
| i = 0; |
| else |
| i = 1; |
| |
| size += sysfs_emit_at(buf, size, "0: %uMhz %s\n", |
| data->gfx_min_freq_limit/100, |
| i == 0 ? "*" : ""); |
| size += sysfs_emit_at(buf, size, "1: %uMhz %s\n", |
| i == 1 ? now : SMU10_UMD_PSTATE_GFXCLK, |
| i == 1 ? "*" : ""); |
| size += sysfs_emit_at(buf, size, "2: %uMhz %s\n", |
| data->gfx_max_freq_limit/100, |
| i == 2 ? "*" : ""); |
| break; |
| case PP_MCLK: |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency, &now); |
| |
| for (i = 0; i < mclk_table->count; i++) |
| size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n", |
| i, |
| mclk_table->entries[i].clk / 100, |
| ((mclk_table->entries[i].clk / 100) |
| == now) ? "*" : ""); |
| break; |
| case OD_SCLK: |
| if (hwmgr->od_enabled) { |
| ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq); |
| if (ret) |
| return ret; |
| ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq); |
| if (ret) |
| return ret; |
| |
| size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK"); |
| size += sysfs_emit_at(buf, size, "0: %10uMhz\n", |
| (data->gfx_actual_soft_min_freq > 0) ? data->gfx_actual_soft_min_freq : min_freq); |
| size += sysfs_emit_at(buf, size, "1: %10uMhz\n", |
| (data->gfx_actual_soft_max_freq > 0) ? data->gfx_actual_soft_max_freq : max_freq); |
| } |
| break; |
| case OD_RANGE: |
| if (hwmgr->od_enabled) { |
| ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq); |
| if (ret) |
| return ret; |
| ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq); |
| if (ret) |
| return ret; |
| |
| size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE"); |
| size += sysfs_emit_at(buf, size, "SCLK: %7uMHz %10uMHz\n", |
| min_freq, max_freq); |
| } |
| break; |
| default: |
| break; |
| } |
| |
| return size; |
| } |
| |
| static int smu10_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, |
| PHM_PerformanceLevelDesignation designation, uint32_t index, |
| PHM_PerformanceLevel *level) |
| { |
| struct smu10_hwmgr *data; |
| |
| if (level == NULL || hwmgr == NULL || state == NULL) |
| return -EINVAL; |
| |
| data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (index == 0) { |
| level->memory_clock = data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk; |
| level->coreClock = data->gfx_min_freq_limit; |
| } else { |
| level->memory_clock = data->clock_vol_info.vdd_dep_on_fclk->entries[ |
| data->clock_vol_info.vdd_dep_on_fclk->count - 1].clk; |
| level->coreClock = data->gfx_max_freq_limit; |
| } |
| |
| level->nonLocalMemoryFreq = 0; |
| level->nonLocalMemoryWidth = 0; |
| |
| return 0; |
| } |
| |
| static int smu10_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, |
| const struct pp_hw_power_state *state, struct pp_clock_info *clock_info) |
| { |
| const struct smu10_power_state *ps = cast_const_smu10_ps(state); |
| |
| clock_info->min_eng_clk = ps->levels[0].engine_clock / (1 << (ps->levels[0].ss_divider_index)); |
| clock_info->max_eng_clk = ps->levels[ps->level - 1].engine_clock / (1 << (ps->levels[ps->level - 1].ss_divider_index)); |
| |
| return 0; |
| } |
| |
| #define MEM_FREQ_LOW_LATENCY 25000 |
| #define MEM_FREQ_HIGH_LATENCY 80000 |
| #define MEM_LATENCY_HIGH 245 |
| #define MEM_LATENCY_LOW 35 |
| #define MEM_LATENCY_ERR 0xFFFF |
| |
| |
| static uint32_t smu10_get_mem_latency(struct pp_hwmgr *hwmgr, |
| uint32_t clock) |
| { |
| if (clock >= MEM_FREQ_LOW_LATENCY && |
| clock < MEM_FREQ_HIGH_LATENCY) |
| return MEM_LATENCY_HIGH; |
| else if (clock >= MEM_FREQ_HIGH_LATENCY) |
| return MEM_LATENCY_LOW; |
| else |
| return MEM_LATENCY_ERR; |
| } |
| |
| static int smu10_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr, |
| enum amd_pp_clock_type type, |
| struct pp_clock_levels_with_latency *clocks) |
| { |
| uint32_t i; |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info); |
| struct smu10_voltage_dependency_table *pclk_vol_table; |
| bool latency_required = false; |
| |
| if (pinfo == NULL) |
| return -EINVAL; |
| |
| switch (type) { |
| case amd_pp_mem_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_mclk; |
| latency_required = true; |
| break; |
| case amd_pp_f_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_fclk; |
| latency_required = true; |
| break; |
| case amd_pp_dcf_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_dcefclk; |
| break; |
| case amd_pp_disp_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_dispclk; |
| break; |
| case amd_pp_phy_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_phyclk; |
| break; |
| case amd_pp_dpp_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_dppclk; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| if (pclk_vol_table == NULL || pclk_vol_table->count == 0) |
| return -EINVAL; |
| |
| clocks->num_levels = 0; |
| for (i = 0; i < pclk_vol_table->count; i++) { |
| if (pclk_vol_table->entries[i].clk) { |
| clocks->data[clocks->num_levels].clocks_in_khz = |
| pclk_vol_table->entries[i].clk * 10; |
| clocks->data[clocks->num_levels].latency_in_us = latency_required ? |
| smu10_get_mem_latency(hwmgr, |
| pclk_vol_table->entries[i].clk) : |
| 0; |
| clocks->num_levels++; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr, |
| enum amd_pp_clock_type type, |
| struct pp_clock_levels_with_voltage *clocks) |
| { |
| uint32_t i; |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct smu10_clock_voltage_information *pinfo = &(smu10_data->clock_vol_info); |
| struct smu10_voltage_dependency_table *pclk_vol_table = NULL; |
| |
| if (pinfo == NULL) |
| return -EINVAL; |
| |
| switch (type) { |
| case amd_pp_mem_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_mclk; |
| break; |
| case amd_pp_f_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_fclk; |
| break; |
| case amd_pp_dcf_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_dcefclk; |
| break; |
| case amd_pp_soc_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_socclk; |
| break; |
| case amd_pp_disp_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_dispclk; |
| break; |
| case amd_pp_phy_clock: |
| pclk_vol_table = pinfo->vdd_dep_on_phyclk; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| if (pclk_vol_table == NULL || pclk_vol_table->count == 0) |
| return -EINVAL; |
| |
| clocks->num_levels = 0; |
| for (i = 0; i < pclk_vol_table->count; i++) { |
| if (pclk_vol_table->entries[i].clk) { |
| clocks->data[clocks->num_levels].clocks_in_khz = pclk_vol_table->entries[i].clk * 10; |
| clocks->data[clocks->num_levels].voltage_in_mv = pclk_vol_table->entries[i].vol; |
| clocks->num_levels++; |
| } |
| } |
| |
| return 0; |
| } |
| |
| |
| |
| static int smu10_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks) |
| { |
| clocks->engine_max_clock = 80000; /* driver can't get engine clock, temp hard code to 800MHz */ |
| return 0; |
| } |
| |
| static int smu10_thermal_get_temperature(struct pp_hwmgr *hwmgr) |
| { |
| struct amdgpu_device *adev = hwmgr->adev; |
| uint32_t reg_value = RREG32_SOC15(THM, 0, mmTHM_TCON_CUR_TMP); |
| int cur_temp = |
| (reg_value & THM_TCON_CUR_TMP__CUR_TEMP_MASK) >> THM_TCON_CUR_TMP__CUR_TEMP__SHIFT; |
| |
| if (cur_temp & THM_TCON_CUR_TMP__CUR_TEMP_RANGE_SEL_MASK) |
| cur_temp = ((cur_temp / 8) - 49) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES; |
| else |
| cur_temp = (cur_temp / 8) * PP_TEMPERATURE_UNITS_PER_CENTIGRADES; |
| |
| return cur_temp; |
| } |
| |
| static int smu10_read_sensor(struct pp_hwmgr *hwmgr, int idx, |
| void *value, int *size) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| struct amdgpu_device *adev = hwmgr->adev; |
| uint32_t sclk, mclk, activity_percent; |
| bool has_gfx_busy; |
| int ret = 0; |
| |
| /* GetGfxBusy support was added on RV SMU FW 30.85.00 and PCO 4.30.59 */ |
| if ((adev->apu_flags & AMD_APU_IS_PICASSO) && |
| (hwmgr->smu_version >= 0x41e3b)) |
| has_gfx_busy = true; |
| else if ((adev->apu_flags & AMD_APU_IS_RAVEN) && |
| (hwmgr->smu_version >= 0x1e5500)) |
| has_gfx_busy = true; |
| else |
| has_gfx_busy = false; |
| |
| switch (idx) { |
| case AMDGPU_PP_SENSOR_GFX_SCLK: |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency, &sclk); |
| /* in units of 10KHZ */ |
| *((uint32_t *)value) = sclk * 100; |
| *size = 4; |
| break; |
| case AMDGPU_PP_SENSOR_GFX_MCLK: |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency, &mclk); |
| /* in units of 10KHZ */ |
| *((uint32_t *)value) = mclk * 100; |
| *size = 4; |
| break; |
| case AMDGPU_PP_SENSOR_GPU_TEMP: |
| *((uint32_t *)value) = smu10_thermal_get_temperature(hwmgr); |
| break; |
| case AMDGPU_PP_SENSOR_VCN_POWER_STATE: |
| *(uint32_t *)value = smu10_data->vcn_power_gated ? 0 : 1; |
| *size = 4; |
| break; |
| case AMDGPU_PP_SENSOR_GPU_LOAD: |
| if (!has_gfx_busy) |
| ret = -EOPNOTSUPP; |
| else { |
| ret = smum_send_msg_to_smc(hwmgr, |
| PPSMC_MSG_GetGfxBusy, |
| &activity_percent); |
| if (!ret) |
| *((uint32_t *)value) = min(activity_percent, (u32)100); |
| else |
| ret = -EIO; |
| } |
| break; |
| default: |
| ret = -EOPNOTSUPP; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| static int smu10_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr, |
| void *clock_ranges) |
| { |
| struct smu10_hwmgr *data = hwmgr->backend; |
| struct dm_pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges = clock_ranges; |
| Watermarks_t *table = &(data->water_marks_table); |
| struct amdgpu_device *adev = hwmgr->adev; |
| int i; |
| |
| smu_set_watermarks_for_clocks_ranges(table,wm_with_clock_ranges); |
| |
| if (adev->apu_flags & AMD_APU_IS_RAVEN2) { |
| for (i = 0; i < NUM_WM_RANGES; i++) |
| table->WatermarkRow[WM_DCFCLK][i].WmType = (uint8_t)0; |
| |
| for (i = 0; i < NUM_WM_RANGES; i++) |
| table->WatermarkRow[WM_SOCCLK][i].WmType = (uint8_t)0; |
| } |
| |
| smum_smc_table_manager(hwmgr, (uint8_t *)table, (uint16_t)SMU10_WMTABLE, false); |
| data->water_marks_exist = true; |
| return 0; |
| } |
| |
| static int smu10_smus_notify_pwe(struct pp_hwmgr *hwmgr) |
| { |
| |
| return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_SetRccPfcPmeRestoreRegister, NULL); |
| } |
| |
| static int smu10_powergate_mmhub(struct pp_hwmgr *hwmgr) |
| { |
| return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub, NULL); |
| } |
| |
| static int smu10_powergate_sdma(struct pp_hwmgr *hwmgr, bool gate) |
| { |
| if (gate) |
| return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerDownSdma, NULL); |
| else |
| return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerUpSdma, NULL); |
| } |
| |
| static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate) |
| { |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| |
| if (bgate) { |
| amdgpu_device_ip_set_powergating_state(hwmgr->adev, |
| AMD_IP_BLOCK_TYPE_VCN, |
| AMD_PG_STATE_GATE); |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_PowerDownVcn, 0, NULL); |
| smu10_data->vcn_power_gated = true; |
| } else { |
| smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_PowerUpVcn, 0, NULL); |
| amdgpu_device_ip_set_powergating_state(hwmgr->adev, |
| AMD_IP_BLOCK_TYPE_VCN, |
| AMD_PG_STATE_UNGATE); |
| smu10_data->vcn_power_gated = false; |
| } |
| } |
| |
| static int conv_power_profile_to_pplib_workload(int power_profile) |
| { |
| int pplib_workload = 0; |
| |
| switch (power_profile) { |
| case PP_SMC_POWER_PROFILE_FULLSCREEN3D: |
| pplib_workload = WORKLOAD_PPLIB_FULL_SCREEN_3D_BIT; |
| break; |
| case PP_SMC_POWER_PROFILE_VIDEO: |
| pplib_workload = WORKLOAD_PPLIB_VIDEO_BIT; |
| break; |
| case PP_SMC_POWER_PROFILE_VR: |
| pplib_workload = WORKLOAD_PPLIB_VR_BIT; |
| break; |
| case PP_SMC_POWER_PROFILE_COMPUTE: |
| pplib_workload = WORKLOAD_PPLIB_COMPUTE_BIT; |
| break; |
| case PP_SMC_POWER_PROFILE_CUSTOM: |
| pplib_workload = WORKLOAD_PPLIB_CUSTOM_BIT; |
| break; |
| } |
| |
| return pplib_workload; |
| } |
| |
| static int smu10_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf) |
| { |
| uint32_t i, size = 0; |
| static const uint8_t |
| profile_mode_setting[6][4] = {{70, 60, 0, 0,}, |
| {70, 60, 1, 3,}, |
| {90, 60, 0, 0,}, |
| {70, 60, 0, 0,}, |
| {70, 90, 0, 0,}, |
| {30, 60, 0, 6,}, |
| }; |
| static const char *profile_name[6] = { |
| "BOOTUP_DEFAULT", |
| "3D_FULL_SCREEN", |
| "POWER_SAVING", |
| "VIDEO", |
| "VR", |
| "COMPUTE"}; |
| static const char *title[6] = {"NUM", |
| "MODE_NAME", |
| "BUSY_SET_POINT", |
| "FPS", |
| "USE_RLC_BUSY", |
| "MIN_ACTIVE_LEVEL"}; |
| |
| if (!buf) |
| return -EINVAL; |
| |
| phm_get_sysfs_buf(&buf, &size); |
| |
| size += sysfs_emit_at(buf, size, "%s %16s %s %s %s %s\n",title[0], |
| title[1], title[2], title[3], title[4], title[5]); |
| |
| for (i = 0; i <= PP_SMC_POWER_PROFILE_COMPUTE; i++) |
| size += sysfs_emit_at(buf, size, "%3d %14s%s: %14d %3d %10d %14d\n", |
| i, profile_name[i], (i == hwmgr->power_profile_mode) ? "*" : " ", |
| profile_mode_setting[i][0], profile_mode_setting[i][1], |
| profile_mode_setting[i][2], profile_mode_setting[i][3]); |
| |
| return size; |
| } |
| |
| static bool smu10_is_raven1_refresh(struct pp_hwmgr *hwmgr) |
| { |
| struct amdgpu_device *adev = hwmgr->adev; |
| if ((adev->apu_flags & AMD_APU_IS_RAVEN) && |
| (hwmgr->smu_version >= 0x41e2b)) |
| return true; |
| else |
| return false; |
| } |
| |
| static int smu10_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, uint32_t size) |
| { |
| int workload_type = 0; |
| int result = 0; |
| |
| if (input[size] > PP_SMC_POWER_PROFILE_COMPUTE) { |
| pr_err("Invalid power profile mode %ld\n", input[size]); |
| return -EINVAL; |
| } |
| if (hwmgr->power_profile_mode == input[size]) |
| return 0; |
| |
| /* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */ |
| workload_type = |
| conv_power_profile_to_pplib_workload(input[size]); |
| if (workload_type && |
| smu10_is_raven1_refresh(hwmgr) && |
| !hwmgr->gfxoff_state_changed_by_workload) { |
| smu10_gfx_off_control(hwmgr, false); |
| hwmgr->gfxoff_state_changed_by_workload = true; |
| } |
| result = smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ActiveProcessNotify, |
| 1 << workload_type, |
| NULL); |
| if (!result) |
| hwmgr->power_profile_mode = input[size]; |
| if (workload_type && hwmgr->gfxoff_state_changed_by_workload) { |
| smu10_gfx_off_control(hwmgr, true); |
| hwmgr->gfxoff_state_changed_by_workload = false; |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_asic_reset(struct pp_hwmgr *hwmgr, enum SMU_ASIC_RESET_MODE mode) |
| { |
| return smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_DeviceDriverReset, |
| mode, |
| NULL); |
| } |
| |
| static int smu10_set_fine_grain_clk_vol(struct pp_hwmgr *hwmgr, |
| enum PP_OD_DPM_TABLE_COMMAND type, |
| long *input, uint32_t size) |
| { |
| uint32_t min_freq, max_freq = 0; |
| struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); |
| int ret = 0; |
| |
| if (!hwmgr->od_enabled) { |
| pr_err("Fine grain not support\n"); |
| return -EINVAL; |
| } |
| |
| if (!smu10_data->fine_grain_enabled) { |
| pr_err("pp_od_clk_voltage is not accessible if power_dpm_force_performance_level is not in manual mode!\n"); |
| return -EINVAL; |
| } |
| |
| if (type == PP_OD_EDIT_SCLK_VDDC_TABLE) { |
| if (size != 2) { |
| pr_err("Input parameter number not correct\n"); |
| return -EINVAL; |
| } |
| |
| if (input[0] == 0) { |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq); |
| if (input[1] < min_freq) { |
| pr_err("Fine grain setting minimum sclk (%ld) MHz is less than the minimum allowed (%d) MHz\n", |
| input[1], min_freq); |
| return -EINVAL; |
| } |
| smu10_data->gfx_actual_soft_min_freq = input[1]; |
| } else if (input[0] == 1) { |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq); |
| if (input[1] > max_freq) { |
| pr_err("Fine grain setting maximum sclk (%ld) MHz is greater than the maximum allowed (%d) MHz\n", |
| input[1], max_freq); |
| return -EINVAL; |
| } |
| smu10_data->gfx_actual_soft_max_freq = input[1]; |
| } else { |
| return -EINVAL; |
| } |
| } else if (type == PP_OD_RESTORE_DEFAULT_TABLE) { |
| if (size != 0) { |
| pr_err("Input parameter number not correct\n"); |
| return -EINVAL; |
| } |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMinGfxclkFrequency, &min_freq); |
| smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetMaxGfxclkFrequency, &max_freq); |
| |
| smu10_data->gfx_actual_soft_min_freq = min_freq; |
| smu10_data->gfx_actual_soft_max_freq = max_freq; |
| } else if (type == PP_OD_COMMIT_DPM_TABLE) { |
| if (size != 0) { |
| pr_err("Input parameter number not correct\n"); |
| return -EINVAL; |
| } |
| |
| if (smu10_data->gfx_actual_soft_min_freq > smu10_data->gfx_actual_soft_max_freq) { |
| pr_err("The setting minimum sclk (%d) MHz is greater than the setting maximum sclk (%d) MHz\n", |
| smu10_data->gfx_actual_soft_min_freq, smu10_data->gfx_actual_soft_max_freq); |
| return -EINVAL; |
| } |
| |
| ret = smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetHardMinGfxClk, |
| smu10_data->gfx_actual_soft_min_freq, |
| NULL); |
| if (ret) |
| return ret; |
| |
| ret = smum_send_msg_to_smc_with_parameter(hwmgr, |
| PPSMC_MSG_SetSoftMaxGfxClk, |
| smu10_data->gfx_actual_soft_max_freq, |
| NULL); |
| if (ret) |
| return ret; |
| } else { |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static int smu10_gfx_state_change(struct pp_hwmgr *hwmgr, uint32_t state) |
| { |
| smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GpuChangeState, state, NULL); |
| |
| return 0; |
| } |
| |
| static const struct pp_hwmgr_func smu10_hwmgr_funcs = { |
| .backend_init = smu10_hwmgr_backend_init, |
| .backend_fini = smu10_hwmgr_backend_fini, |
| .apply_state_adjust_rules = smu10_apply_state_adjust_rules, |
| .force_dpm_level = smu10_dpm_force_dpm_level, |
| .get_power_state_size = smu10_get_power_state_size, |
| .powerdown_uvd = NULL, |
| .powergate_uvd = smu10_powergate_vcn, |
| .powergate_vce = NULL, |
| .get_mclk = smu10_dpm_get_mclk, |
| .get_sclk = smu10_dpm_get_sclk, |
| .patch_boot_state = smu10_dpm_patch_boot_state, |
| .get_pp_table_entry = smu10_dpm_get_pp_table_entry, |
| .get_num_of_pp_table_entries = smu10_dpm_get_num_of_pp_table_entries, |
| .set_cpu_power_state = smu10_set_cpu_power_state, |
| .store_cc6_data = smu10_store_cc6_data, |
| .force_clock_level = smu10_force_clock_level, |
| .print_clock_levels = smu10_print_clock_levels, |
| .get_dal_power_level = smu10_get_dal_power_level, |
| .get_performance_level = smu10_get_performance_level, |
| .get_current_shallow_sleep_clocks = smu10_get_current_shallow_sleep_clocks, |
| .get_clock_by_type_with_latency = smu10_get_clock_by_type_with_latency, |
| .get_clock_by_type_with_voltage = smu10_get_clock_by_type_with_voltage, |
| .set_watermarks_for_clocks_ranges = smu10_set_watermarks_for_clocks_ranges, |
| .get_max_high_clocks = smu10_get_max_high_clocks, |
| .read_sensor = smu10_read_sensor, |
| .set_active_display_count = smu10_set_active_display_count, |
| .set_min_deep_sleep_dcefclk = smu10_set_min_deep_sleep_dcefclk, |
| .dynamic_state_management_enable = smu10_enable_dpm_tasks, |
| .power_off_asic = smu10_power_off_asic, |
| .asic_setup = smu10_setup_asic_task, |
| .power_state_set = smu10_set_power_state_tasks, |
| .dynamic_state_management_disable = smu10_disable_dpm_tasks, |
| .powergate_mmhub = smu10_powergate_mmhub, |
| .smus_notify_pwe = smu10_smus_notify_pwe, |
| .display_clock_voltage_request = smu10_display_clock_voltage_request, |
| .powergate_gfx = smu10_gfx_off_control, |
| .powergate_sdma = smu10_powergate_sdma, |
| .set_hard_min_dcefclk_by_freq = smu10_set_hard_min_dcefclk_by_freq, |
| .set_hard_min_fclk_by_freq = smu10_set_hard_min_fclk_by_freq, |
| .set_hard_min_gfxclk_by_freq = smu10_set_hard_min_gfxclk_by_freq, |
| .set_soft_max_gfxclk_by_freq = smu10_set_soft_max_gfxclk_by_freq, |
| .get_power_profile_mode = smu10_get_power_profile_mode, |
| .set_power_profile_mode = smu10_set_power_profile_mode, |
| .asic_reset = smu10_asic_reset, |
| .set_fine_grain_clk_vol = smu10_set_fine_grain_clk_vol, |
| .gfx_state_change = smu10_gfx_state_change, |
| }; |
| |
| int smu10_init_function_pointers(struct pp_hwmgr *hwmgr) |
| { |
| hwmgr->hwmgr_func = &smu10_hwmgr_funcs; |
| hwmgr->pptable_func = &pptable_funcs; |
| return 0; |
| } |
