diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 5599 |
1 files changed, 0 insertions, 5599 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c deleted file mode 100644 index 120a9e2c3152..000000000000 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c +++ /dev/null @@ -1,5599 +0,0 @@ -/* - * 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 <linux/module.h> -#include <linux/slab.h> -#include <linux/fb.h> -#include "linux/delay.h" - -#include "hwmgr.h" -#include "fiji_smumgr.h" -#include "atombios.h" -#include "hardwaremanager.h" -#include "ppatomctrl.h" -#include "atombios.h" -#include "cgs_common.h" -#include "fiji_dyn_defaults.h" -#include "fiji_powertune.h" -#include "smu73.h" -#include "smu/smu_7_1_3_d.h" -#include "smu/smu_7_1_3_sh_mask.h" -#include "gmc/gmc_8_1_d.h" -#include "gmc/gmc_8_1_sh_mask.h" -#include "bif/bif_5_0_d.h" -#include "bif/bif_5_0_sh_mask.h" -#include "dce/dce_10_0_d.h" -#include "dce/dce_10_0_sh_mask.h" -#include "pppcielanes.h" -#include "fiji_hwmgr.h" -#include "tonga_processpptables.h" -#include "tonga_pptable.h" -#include "pp_debug.h" -#include "pp_acpi.h" -#include "amd_pcie_helpers.h" -#include "cgs_linux.h" -#include "ppinterrupt.h" - -#include "fiji_clockpowergating.h" -#include "fiji_thermal.h" - -#define VOLTAGE_SCALE 4 -#define SMC_RAM_END 0x40000 -#define VDDC_VDDCI_DELTA 300 - -#define MC_SEQ_MISC0_GDDR5_SHIFT 28 -#define MC_SEQ_MISC0_GDDR5_MASK 0xf0000000 -#define MC_SEQ_MISC0_GDDR5_VALUE 5 - -#define MC_CG_ARB_FREQ_F0 0x0a /* boot-up default */ -#define MC_CG_ARB_FREQ_F1 0x0b -#define MC_CG_ARB_FREQ_F2 0x0c -#define MC_CG_ARB_FREQ_F3 0x0d - -/* From smc_reg.h */ -#define SMC_CG_IND_START 0xc0030000 -#define SMC_CG_IND_END 0xc0040000 /* First byte after SMC_CG_IND */ - -#define VOLTAGE_SCALE 4 -#define VOLTAGE_VID_OFFSET_SCALE1 625 -#define VOLTAGE_VID_OFFSET_SCALE2 100 - -#define VDDC_VDDCI_DELTA 300 - -#define ixSWRST_COMMAND_1 0x1400103 -#define MC_SEQ_CNTL__CAC_EN_MASK 0x40000000 - -/** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */ -enum DPM_EVENT_SRC { - DPM_EVENT_SRC_ANALOG = 0, /* Internal analog trip point */ - DPM_EVENT_SRC_EXTERNAL = 1, /* External (GPIO 17) signal */ - DPM_EVENT_SRC_DIGITAL = 2, /* Internal digital trip point (DIG_THERM_DPM) */ - DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3, /* Internal analog or external */ - DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL = 4 /* Internal digital or external */ -}; - - -/* [2.5%,~2.5%] Clock stretched is multiple of 2.5% vs - * not and [Fmin, Fmax, LDO_REFSEL, USE_FOR_LOW_FREQ] - */ -static const uint16_t fiji_clock_stretcher_lookup_table[2][4] = -{ {600, 1050, 3, 0}, {600, 1050, 6, 1} }; - -/* [FF, SS] type, [] 4 voltage ranges, and - * [Floor Freq, Boundary Freq, VID min , VID max] - */ -static const uint32_t fiji_clock_stretcher_ddt_table[2][4][4] = -{ { {265, 529, 120, 128}, {325, 650, 96, 119}, {430, 860, 32, 95}, {0, 0, 0, 31} }, - { {275, 550, 104, 112}, {319, 638, 96, 103}, {360, 720, 64, 95}, {384, 768, 32, 63} } }; - -/* [Use_For_Low_freq] value, [0%, 5%, 10%, 7.14%, 14.28%, 20%] - * (coming from PWR_CKS_CNTL.stretch_amount reg spec) - */ -static const uint8_t fiji_clock_stretch_amount_conversion[2][6] = -{ {0, 1, 3, 2, 4, 5}, {0, 2, 4, 5, 6, 5} }; - -static const unsigned long PhwFiji_Magic = (unsigned long)(PHM_VIslands_Magic); - -struct fiji_power_state *cast_phw_fiji_power_state( - struct pp_hw_power_state *hw_ps) -{ - PP_ASSERT_WITH_CODE((PhwFiji_Magic == hw_ps->magic), - "Invalid Powerstate Type!", - return NULL;); - - return (struct fiji_power_state *)hw_ps; -} - -const struct fiji_power_state *cast_const_phw_fiji_power_state( - const struct pp_hw_power_state *hw_ps) -{ - PP_ASSERT_WITH_CODE((PhwFiji_Magic == hw_ps->magic), - "Invalid Powerstate Type!", - return NULL;); - - return (const struct fiji_power_state *)hw_ps; -} - -static bool fiji_is_dpm_running(struct pp_hwmgr *hwmgr) -{ - return (1 == PHM_READ_INDIRECT_FIELD(hwmgr->device, - CGS_IND_REG__SMC, FEATURE_STATUS, VOLTAGE_CONTROLLER_ON)) - ? true : false; -} - -static void fiji_init_dpm_defaults(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_ulv_parm *ulv = &data->ulv; - - ulv->cg_ulv_parameter = PPFIJI_CGULVPARAMETER_DFLT; - data->voting_rights_clients0 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT0; - data->voting_rights_clients1 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT1; - data->voting_rights_clients2 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT2; - data->voting_rights_clients3 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT3; - data->voting_rights_clients4 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT4; - data->voting_rights_clients5 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT5; - data->voting_rights_clients6 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT6; - data->voting_rights_clients7 = PPFIJI_VOTINGRIGHTSCLIENTS_DFLT7; - - data->static_screen_threshold_unit = - PPFIJI_STATICSCREENTHRESHOLDUNIT_DFLT; - data->static_screen_threshold = - PPFIJI_STATICSCREENTHRESHOLD_DFLT; - - /* Unset ABM cap as it moved to DAL. - * Add PHM_PlatformCaps_NonABMSupportInPPLib - * for re-direct ABM related request to DAL - */ - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ABM); - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_NonABMSupportInPPLib); - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicACTiming); - - fiji_initialize_power_tune_defaults(hwmgr); - - data->mclk_stutter_mode_threshold = 60000; - data->pcie_gen_performance.max = PP_PCIEGen1; - data->pcie_gen_performance.min = PP_PCIEGen3; - data->pcie_gen_power_saving.max = PP_PCIEGen1; - data->pcie_gen_power_saving.min = PP_PCIEGen3; - data->pcie_lane_performance.max = 0; - data->pcie_lane_performance.min = 16; - data->pcie_lane_power_saving.max = 0; - data->pcie_lane_power_saving.min = 16; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicUVDState); -} - -static int fiji_get_sclk_for_voltage_evv(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table, - uint16_t virtual_voltage_id, int32_t *sclk) -{ - uint8_t entryId; - uint8_t voltageId; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - PP_ASSERT_WITH_CODE(lookup_table->count != 0, "Lookup table is empty", return -EINVAL); - - /* search for leakage voltage ID 0xff01 ~ 0xff08 and sckl */ - for (entryId = 0; entryId < table_info->vdd_dep_on_sclk->count; entryId++) { - voltageId = table_info->vdd_dep_on_sclk->entries[entryId].vddInd; - if (lookup_table->entries[voltageId].us_vdd == virtual_voltage_id) - break; - } - - PP_ASSERT_WITH_CODE(entryId < table_info->vdd_dep_on_sclk->count, - "Can't find requested voltage id in vdd_dep_on_sclk table!", - return -EINVAL; - ); - - *sclk = table_info->vdd_dep_on_sclk->entries[entryId].clk; - - return 0; -} - -/** -* Get Leakage VDDC based on leakage ID. -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_get_evv_voltages(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint16_t vv_id; - uint16_t vddc = 0; - uint16_t evv_default = 1150; - uint16_t i, j; - uint32_t sclk = 0; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)hwmgr->pptable; - struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = - table_info->vdd_dep_on_sclk; - int result; - - for (i = 0; i < FIJI_MAX_LEAKAGE_COUNT; i++) { - vv_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; - if (!fiji_get_sclk_for_voltage_evv(hwmgr, - table_info->vddc_lookup_table, vv_id, &sclk)) { - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher)) { - for (j = 1; j < sclk_table->count; j++) { - if (sclk_table->entries[j].clk == sclk && - sclk_table->entries[j].cks_enable == 0) { - sclk += 5000; - break; - } - } - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EnableDriverEVV)) - result = atomctrl_calculate_voltage_evv_on_sclk(hwmgr, - VOLTAGE_TYPE_VDDC, sclk, vv_id, &vddc, i, true); - else - result = -EINVAL; - - if (result) - result = atomctrl_get_voltage_evv_on_sclk(hwmgr, - VOLTAGE_TYPE_VDDC, sclk,vv_id, &vddc); - - /* need to make sure vddc is less than 2v or else, it could burn the ASIC. */ - PP_ASSERT_WITH_CODE((vddc < 2000), - "Invalid VDDC value, greater than 2v!", result = -EINVAL;); - - if (result) - /* 1.15V is the default safe value for Fiji */ - vddc = evv_default; - - /* the voltage should not be zero nor equal to leakage ID */ - if (vddc != 0 && vddc != vv_id) { - data->vddc_leakage.actual_voltage - [data->vddc_leakage.count] = vddc; - data->vddc_leakage.leakage_id - [data->vddc_leakage.count] = vv_id; - data->vddc_leakage.count++; - } - } - } - return 0; -} - -/** - * Change virtual leakage voltage to actual value. - * - * @param hwmgr the address of the powerplay hardware manager. - * @param pointer to changing voltage - * @param pointer to leakage table - */ -static void fiji_patch_with_vdd_leakage(struct pp_hwmgr *hwmgr, - uint16_t *voltage, struct fiji_leakage_voltage *leakage_table) -{ - uint32_t index; - - /* search for leakage voltage ID 0xff01 ~ 0xff08 */ - for (index = 0; index < leakage_table->count; index++) { - /* if this voltage matches a leakage voltage ID */ - /* patch with actual leakage voltage */ - if (leakage_table->leakage_id[index] == *voltage) { - *voltage = leakage_table->actual_voltage[index]; - break; - } - } - - if (*voltage > ATOM_VIRTUAL_VOLTAGE_ID0) - printk(KERN_ERR "Voltage value looks like a Leakage ID but it's not patched \n"); -} - -/** -* Patch voltage lookup table by EVV leakages. -* -* @param hwmgr the address of the powerplay hardware manager. -* @param pointer to voltage lookup table -* @param pointer to leakage table -* @return always 0 -*/ -static int fiji_patch_lookup_table_with_leakage(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table, - struct fiji_leakage_voltage *leakage_table) -{ - uint32_t i; - - for (i = 0; i < lookup_table->count; i++) - fiji_patch_with_vdd_leakage(hwmgr, - &lookup_table->entries[i].us_vdd, leakage_table); - - return 0; -} - -static int fiji_patch_clock_voltage_limits_with_vddc_leakage( - struct pp_hwmgr *hwmgr, struct fiji_leakage_voltage *leakage_table, - uint16_t *vddc) -{ - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - fiji_patch_with_vdd_leakage(hwmgr, (uint16_t *)vddc, leakage_table); - hwmgr->dyn_state.max_clock_voltage_on_dc.vddc = - table_info->max_clock_voltage_on_dc.vddc; - return 0; -} - -static int fiji_patch_voltage_dependency_tables_with_lookup_table( - struct pp_hwmgr *hwmgr) -{ - uint8_t entryId; - uint8_t voltageId; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = - table_info->vdd_dep_on_sclk; - struct phm_ppt_v1_clock_voltage_dependency_table *mclk_table = - table_info->vdd_dep_on_mclk; - struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = - table_info->mm_dep_table; - - for (entryId = 0; entryId < sclk_table->count; ++entryId) { - voltageId = sclk_table->entries[entryId].vddInd; - sclk_table->entries[entryId].vddc = - table_info->vddc_lookup_table->entries[voltageId].us_vdd; - } - - for (entryId = 0; entryId < mclk_table->count; ++entryId) { - voltageId = mclk_table->entries[entryId].vddInd; - mclk_table->entries[entryId].vddc = - table_info->vddc_lookup_table->entries[voltageId].us_vdd; - } - - for (entryId = 0; entryId < mm_table->count; ++entryId) { - voltageId = mm_table->entries[entryId].vddcInd; - mm_table->entries[entryId].vddc = - table_info->vddc_lookup_table->entries[voltageId].us_vdd; - } - - return 0; - -} - -static int fiji_calc_voltage_dependency_tables(struct pp_hwmgr *hwmgr) -{ - /* Need to determine if we need calculated voltage. */ - return 0; -} - -static int fiji_calc_mm_voltage_dependency_table(struct pp_hwmgr *hwmgr) -{ - /* Need to determine if we need calculated voltage from mm table. */ - return 0; -} - -static int fiji_sort_lookup_table(struct pp_hwmgr *hwmgr, - struct phm_ppt_v1_voltage_lookup_table *lookup_table) -{ - uint32_t table_size, i, j; - struct phm_ppt_v1_voltage_lookup_record tmp_voltage_lookup_record; - table_size = lookup_table->count; - - PP_ASSERT_WITH_CODE(0 != lookup_table->count, - "Lookup table is empty", return -EINVAL); - - /* Sorting voltages */ - for (i = 0; i < table_size - 1; i++) { - for (j = i + 1; j > 0; j--) { - if (lookup_table->entries[j].us_vdd < - lookup_table->entries[j - 1].us_vdd) { - tmp_voltage_lookup_record = lookup_table->entries[j - 1]; - lookup_table->entries[j - 1] = lookup_table->entries[j]; - lookup_table->entries[j] = tmp_voltage_lookup_record; - } - } - } - - return 0; -} - -static int fiji_complete_dependency_tables(struct pp_hwmgr *hwmgr) -{ - int result = 0; - int tmp_result; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - tmp_result = fiji_patch_lookup_table_with_leakage(hwmgr, - table_info->vddc_lookup_table, &(data->vddc_leakage)); - if (tmp_result) - result = tmp_result; - - tmp_result = fiji_patch_clock_voltage_limits_with_vddc_leakage(hwmgr, - &(data->vddc_leakage), &table_info->max_clock_voltage_on_dc.vddc); - if (tmp_result) - result = tmp_result; - - tmp_result = fiji_patch_voltage_dependency_tables_with_lookup_table(hwmgr); - if (tmp_result) - result = tmp_result; - - tmp_result = fiji_calc_voltage_dependency_tables(hwmgr); - if (tmp_result) - result = tmp_result; - - tmp_result = fiji_calc_mm_voltage_dependency_table(hwmgr); - if (tmp_result) - result = tmp_result; - - tmp_result = fiji_sort_lookup_table(hwmgr, table_info->vddc_lookup_table); - if(tmp_result) - result = tmp_result; - - return result; -} - -static int fiji_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - struct phm_ppt_v1_clock_voltage_dependency_table *allowed_sclk_vdd_table = - table_info->vdd_dep_on_sclk; - struct phm_ppt_v1_clock_voltage_dependency_table *allowed_mclk_vdd_table = - table_info->vdd_dep_on_mclk; - - PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table != NULL, - "VDD dependency on SCLK table is missing. \ - This table is mandatory", return -EINVAL); - PP_ASSERT_WITH_CODE(allowed_sclk_vdd_table->count >= 1, - "VDD dependency on SCLK table has to have is missing. \ - This table is mandatory", return -EINVAL); - - PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table != NULL, - "VDD dependency on MCLK table is missing. \ - This table is mandatory", return -EINVAL); - PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table->count >= 1, - "VDD dependency on MCLK table has to have is missing. \ - This table is mandatory", return -EINVAL); - - data->min_vddc_in_pptable = (uint16_t)allowed_sclk_vdd_table->entries[0].vddc; - data->max_vddc_in_pptable = (uint16_t)allowed_sclk_vdd_table-> - entries[allowed_sclk_vdd_table->count - 1].vddc; - - table_info->max_clock_voltage_on_ac.sclk = - allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].clk; - table_info->max_clock_voltage_on_ac.mclk = - allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].clk; - table_info->max_clock_voltage_on_ac.vddc = - allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].vddc; - table_info->max_clock_voltage_on_ac.vddci = - allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].vddci; - - hwmgr->dyn_state.max_clock_voltage_on_ac.sclk = - table_info->max_clock_voltage_on_ac.sclk; - hwmgr->dyn_state.max_clock_voltage_on_ac.mclk = - table_info->max_clock_voltage_on_ac.mclk; - hwmgr->dyn_state.max_clock_voltage_on_ac.vddc = - table_info->max_clock_voltage_on_ac.vddc; - hwmgr->dyn_state.max_clock_voltage_on_ac.vddci = - table_info->max_clock_voltage_on_ac.vddci; - - return 0; -} - -static uint16_t fiji_get_current_pcie_speed(struct pp_hwmgr *hwmgr) -{ - uint32_t speedCntl = 0; - - /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */ - speedCntl = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__PCIE, - ixPCIE_LC_SPEED_CNTL); - return((uint16_t)PHM_GET_FIELD(speedCntl, - PCIE_LC_SPEED_CNTL, LC_CURRENT_DATA_RATE)); -} - -static int fiji_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr) -{ - uint32_t link_width; - - /* mmPCIE_PORT_INDEX rename as mmPCIE_INDEX */ - link_width = PHM_READ_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE, - PCIE_LC_LINK_WIDTH_CNTL, LC_LINK_WIDTH_RD); - - PP_ASSERT_WITH_CODE((7 >= link_width), - "Invalid PCIe lane width!", return 0); - - return decode_pcie_lane_width(link_width); -} - -/** Patch the Boot State to match VBIOS boot clocks and voltage. -* -* @param hwmgr Pointer to the hardware manager. -* @param pPowerState The address of the PowerState instance being created. -* -*/ -static int fiji_patch_boot_state(struct pp_hwmgr *hwmgr, - struct pp_hw_power_state *hw_ps) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_power_state *ps = (struct fiji_power_state *)hw_ps; - ATOM_FIRMWARE_INFO_V2_2 *fw_info; - uint16_t size; - uint8_t frev, crev; - int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); - - /* First retrieve the Boot clocks and VDDC from the firmware info table. - * We assume here that fw_info is unchanged if this call fails. - */ - fw_info = (ATOM_FIRMWARE_INFO_V2_2 *)cgs_atom_get_data_table( - hwmgr->device, index, - &size, &frev, &crev); - if (!fw_info) - /* During a test, there is no firmware info table. */ - return 0; - - /* Patch the state. */ - data->vbios_boot_state.sclk_bootup_value = - le32_to_cpu(fw_info->ulDefaultEngineClock); - data->vbios_boot_state.mclk_bootup_value = - le32_to_cpu(fw_info->ulDefaultMemoryClock); - data->vbios_boot_state.mvdd_bootup_value = - le16_to_cpu(fw_info->usBootUpMVDDCVoltage); - data->vbios_boot_state.vddc_bootup_value = - le16_to_cpu(fw_info->usBootUpVDDCVoltage); - data->vbios_boot_state.vddci_bootup_value = - le16_to_cpu(fw_info->usBootUpVDDCIVoltage); - data->vbios_boot_state.pcie_gen_bootup_value = - fiji_get_current_pcie_speed(hwmgr); - data->vbios_boot_state.pcie_lane_bootup_value = - (uint16_t)fiji_get_current_pcie_lane_number(hwmgr); - - /* set boot power state */ - ps->performance_levels[0].memory_clock = data->vbios_boot_state.mclk_bootup_value; - ps->performance_levels[0].engine_clock = data->vbios_boot_state.sclk_bootup_value; - ps->performance_levels[0].pcie_gen = data->vbios_boot_state.pcie_gen_bootup_value; - ps->performance_levels[0].pcie_lane = data->vbios_boot_state.pcie_lane_bootup_value; - - return 0; -} - -static int fiji_hwmgr_backend_fini(struct pp_hwmgr *hwmgr) -{ - return phm_hwmgr_backend_fini(hwmgr); -} - -static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data; - uint32_t i; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - bool stay_in_boot; - int result; - - data = kzalloc(sizeof(struct fiji_hwmgr), GFP_KERNEL); - if (data == NULL) - return -ENOMEM; - - hwmgr->backend = data; - - data->dll_default_on = false; - data->sram_end = SMC_RAM_END; - - for (i = 0; i < SMU73_MAX_LEVELS_GRAPHICS; i++) - data->activity_target[i] = FIJI_AT_DFLT; - - data->vddc_vddci_delta = VDDC_VDDCI_DELTA; - - data->mclk_activity_target = PPFIJI_MCLK_TARGETACTIVITY_DFLT; - data->mclk_dpm0_activity_target = 0xa; - - data->sclk_dpm_key_disabled = 0; - data->mclk_dpm_key_disabled = 0; - data->pcie_dpm_key_disabled = 0; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_UnTabledHardwareInterface); - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_TablelessHardwareInterface); - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkDeepSleep); - - data->gpio_debug = 0; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicPatchPowerState); - - /* need to set voltage control types before EVV patching */ - data->voltage_control = FIJI_VOLTAGE_CONTROL_NONE; - data->vddci_control = FIJI_VOLTAGE_CONTROL_NONE; - data->mvdd_control = FIJI_VOLTAGE_CONTROL_NONE; - - data->force_pcie_gen = PP_PCIEGenInvalid; - - if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) - data->voltage_control = FIJI_VOLTAGE_CONTROL_BY_SVID2; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EnableMVDDControl)) - if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT)) - data->mvdd_control = FIJI_VOLTAGE_CONTROL_BY_GPIO; - - if (data->mvdd_control == FIJI_VOLTAGE_CONTROL_NONE) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EnableMVDDControl); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ControlVDDCI)) { - if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT)) - data->vddci_control = FIJI_VOLTAGE_CONTROL_BY_GPIO; - else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) - data->vddci_control = FIJI_VOLTAGE_CONTROL_BY_SVID2; - } - - if (data->vddci_control == FIJI_VOLTAGE_CONTROL_NONE) - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ControlVDDCI); - - if (table_info && table_info->cac_dtp_table->usClockStretchAmount) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher); - - fiji_init_dpm_defaults(hwmgr); - - /* Get leakage voltage based on leakage ID. */ - fiji_get_evv_voltages(hwmgr); - - /* Patch our voltage dependency table with actual leakage voltage - * We need to perform leakage translation before it's used by other functions - */ - fiji_complete_dependency_tables(hwmgr); - - /* Parse pptable data read from VBIOS */ - fiji_set_private_data_based_on_pptable(hwmgr); - - /* ULV Support */ - data->ulv.ulv_supported = true; /* ULV feature is enabled by default */ - - /* Initalize Dynamic State Adjustment Rule Settings */ - result = tonga_initializa_dynamic_state_adjustment_rule_settings(hwmgr); - - if (!result) { - data->uvd_enabled = false; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EnableSMU7ThermalManagement); - data->vddc_phase_shed_control = false; - } - - stay_in_boot = phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StayInBootState); - - if (0 == result) { - struct cgs_system_info sys_info = {0}; - - data->is_tlu_enabled = false; - hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = - FIJI_MAX_HARDWARE_POWERLEVELS; - hwmgr->platform_descriptor.hardwarePerformanceLevels = 2; - hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_FanSpeedInTableIsRPM); - - if (table_info->cac_dtp_table->usDefaultTargetOperatingTemp && - hwmgr->thermal_controller. - advanceFanControlParameters.ucFanControlMode) { - hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanPWM = - hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM; - hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = - hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanRPM; - hwmgr->dyn_state.cac_dtp_table->usOperatingTempMinLimit = - table_info->cac_dtp_table->usOperatingTempMinLimit; - hwmgr->dyn_state.cac_dtp_table->usOperatingTempMaxLimit = - table_info->cac_dtp_table->usOperatingTempMaxLimit; - hwmgr->dyn_state.cac_dtp_table->usDefaultTargetOperatingTemp = - table_info->cac_dtp_table->usDefaultTargetOperatingTemp; - hwmgr->dyn_state.cac_dtp_table->usOperatingTempStep = - table_info->cac_dtp_table->usOperatingTempStep; - hwmgr->dyn_state.cac_dtp_table->usTargetOperatingTemp = - table_info->cac_dtp_table->usTargetOperatingTemp; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ODFuzzyFanControlSupport); - } - - sys_info.size = sizeof(struct cgs_system_info); - sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO; - result = cgs_query_system_info(hwmgr->device, &sys_info); - if (result) - data->pcie_gen_cap = AMDGPU_DEFAULT_PCIE_GEN_MASK; - else - data->pcie_gen_cap = (uint32_t)sys_info.value; - if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) - data->pcie_spc_cap = 20; - sys_info.size = sizeof(struct cgs_system_info); - sys_info.info_id = CGS_SYSTEM_INFO_PCIE_MLW; - result = cgs_query_system_info(hwmgr->device, &sys_info); - if (result) - data->pcie_lane_cap = AMDGPU_DEFAULT_PCIE_MLW_MASK; - else - data->pcie_lane_cap = (uint32_t)sys_info.value; - } else { - /* Ignore return value in here, we are cleaning up a mess. */ - fiji_hwmgr_backend_fini(hwmgr); - } - - return 0; -} - -/** - * Read clock related registers. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -static int fiji_read_clock_registers(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - data->clock_registers.vCG_SPLL_FUNC_CNTL = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_FUNC_CNTL); - data->clock_registers.vCG_SPLL_FUNC_CNTL_2 = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_FUNC_CNTL_2); - data->clock_registers.vCG_SPLL_FUNC_CNTL_3 = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_FUNC_CNTL_3); - data->clock_registers.vCG_SPLL_FUNC_CNTL_4 = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_FUNC_CNTL_4); - data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_SPREAD_SPECTRUM); - data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2 = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_SPLL_SPREAD_SPECTRUM_2); - - return 0; -} - -/** - * Find out if memory is GDDR5. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -static int fiji_get_memory_type(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t temp; - - temp = cgs_read_register(hwmgr->device, mmMC_SEQ_MISC0); - - data->is_memory_gddr5 = (MC_SEQ_MISC0_GDDR5_VALUE == - ((temp & MC_SEQ_MISC0_GDDR5_MASK) >> - MC_SEQ_MISC0_GDDR5_SHIFT)); - - return 0; -} - -/** - * Enables Dynamic Power Management by SMC - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -static int fiji_enable_acpi_power_management(struct pp_hwmgr *hwmgr) -{ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, STATIC_PM_EN, 1); - - return 0; -} - -/** - * Initialize PowerGating States for different engines - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -static int fiji_init_power_gate_state(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - data->uvd_power_gated = false; - data->vce_power_gated = false; - data->samu_power_gated = false; - data->acp_power_gated = false; - data->pg_acp_init = true; - - return 0; -} - -static int fiji_init_sclk_threshold(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - data->low_sclk_interrupt_threshold = 0; - - return 0; -} - -static int fiji_setup_asic_task(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = fiji_read_clock_registers(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to read clock registers!", result = tmp_result); - - tmp_result = fiji_get_memory_type(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to get memory type!", result = tmp_result); - - tmp_result = fiji_enable_acpi_power_management(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable ACPI power management!", result = tmp_result); - - tmp_result = fiji_init_power_gate_state(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to init power gate state!", result = tmp_result); - - tmp_result = tonga_get_mc_microcode_version(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to get MC microcode version!", result = tmp_result); - - tmp_result = fiji_init_sclk_threshold(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to init sclk threshold!", result = tmp_result); - - return result; -} - -/** -* Checks if we want to support voltage control -* -* @param hwmgr the address of the powerplay hardware manager. -*/ -static bool fiji_voltage_control(const struct pp_hwmgr *hwmgr) -{ - const struct fiji_hwmgr *data = - (const struct fiji_hwmgr *)(hwmgr->backend); - - return (FIJI_VOLTAGE_CONTROL_NONE != data->voltage_control); -} - -/** -* Enable voltage control -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_enable_voltage_control(struct pp_hwmgr *hwmgr) -{ - /* enable voltage control */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, VOLT_PWRMGT_EN, 1); - - return 0; -} - -/** -* Remove repeated voltage values and create table with unique values. -* -* @param hwmgr the address of the powerplay hardware manager. -* @param vol_table the pointer to changing voltage table -* @return 0 in success -*/ - -static int fiji_trim_voltage_table(struct pp_hwmgr *hwmgr, - struct pp_atomctrl_voltage_table *vol_table) -{ - uint32_t i, j; - uint16_t vvalue; - bool found = false; - struct pp_atomctrl_voltage_table *table; - - PP_ASSERT_WITH_CODE((NULL != vol_table), - "Voltage Table empty.", return -EINVAL); - table = kzalloc(sizeof(struct pp_atomctrl_voltage_table), - GFP_KERNEL); - - if (NULL == table) - return -ENOMEM; - - table->mask_low = vol_table->mask_low; - table->phase_delay = vol_table->phase_delay; - - for (i = 0; i < vol_table->count; i++) { - vvalue = vol_table->entries[i].value; - found = false; - - for (j = 0; j < table->count; j++) { - if (vvalue == table->entries[j].value) { - found = true; - break; - } - } - - if (!found) { - table->entries[table->count].value = vvalue; - table->entries[table->count].smio_low = - vol_table->entries[i].smio_low; - table->count++; - } - } - - memcpy(vol_table, table, sizeof(struct pp_atomctrl_voltage_table)); - kfree(table); - - return 0; -} - -static int fiji_get_svi2_mvdd_voltage_table(struct pp_hwmgr *hwmgr, - phm_ppt_v1_clock_voltage_dependency_table *dep_table) -{ - uint32_t i; - int result; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct pp_atomctrl_voltage_table *vol_table = &(data->mvdd_voltage_table); - - PP_ASSERT_WITH_CODE((0 != dep_table->count), - "Voltage Dependency Table empty.", return -EINVAL); - - vol_table->mask_low = 0; - vol_table->phase_delay = 0; - vol_table->count = dep_table->count; - - for (i = 0; i < dep_table->count; i++) { - vol_table->entries[i].value = dep_table->entries[i].mvdd; - vol_table->entries[i].smio_low = 0; - } - - result = fiji_trim_voltage_table(hwmgr, vol_table); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to trim MVDD table.", return result); - - return 0; -} - -static int fiji_get_svi2_vddci_voltage_table(struct pp_hwmgr *hwmgr, - phm_ppt_v1_clock_voltage_dependency_table *dep_table) -{ - uint32_t i; - int result; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct pp_atomctrl_voltage_table *vol_table = &(data->vddci_voltage_table); - - PP_ASSERT_WITH_CODE((0 != dep_table->count), - "Voltage Dependency Table empty.", return -EINVAL); - - vol_table->mask_low = 0; - vol_table->phase_delay = 0; - vol_table->count = dep_table->count; - - for (i = 0; i < dep_table->count; i++) { - vol_table->entries[i].value = dep_table->entries[i].vddci; - vol_table->entries[i].smio_low = 0; - } - - result = fiji_trim_voltage_table(hwmgr, vol_table); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to trim VDDCI table.", return result); - - return 0; -} - -static int fiji_get_svi2_vdd_voltage_table(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table) -{ - int i = 0; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct pp_atomctrl_voltage_table *vol_table = &(data->vddc_voltage_table); - - PP_ASSERT_WITH_CODE((0 != lookup_table->count), - "Voltage Lookup Table empty.", return -EINVAL); - - vol_table->mask_low = 0; - vol_table->phase_delay = 0; - - vol_table->count = lookup_table->count; - - for (i = 0; i < vol_table->count; i++) { - vol_table->entries[i].value = lookup_table->entries[i].us_vdd; - vol_table->entries[i].smio_low = 0; - } - - return 0; -} - -/* ---- Voltage Tables ---- - * If the voltage table would be bigger than - * what will fit into the state table on - * the SMC keep only the higher entries. - */ -static void fiji_trim_voltage_table_to_fit_state_table(struct pp_hwmgr *hwmgr, - uint32_t max_vol_steps, struct pp_atomctrl_voltage_table *vol_table) -{ - unsigned int i, diff; - - if (vol_table->count <= max_vol_steps) - return; - - diff = vol_table->count - max_vol_steps; - - for (i = 0; i < max_vol_steps; i++) - vol_table->entries[i] = vol_table->entries[i + diff]; - - vol_table->count = max_vol_steps; - - return; -} - -/** -* Create Voltage Tables. -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_construct_voltage_tables(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)hwmgr->pptable; - int result; - - if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { - result = atomctrl_get_voltage_table_v3(hwmgr, - VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT, - &(data->mvdd_voltage_table)); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve MVDD table.", - return result); - } else if (FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) { - result = fiji_get_svi2_mvdd_voltage_table(hwmgr, - table_info->vdd_dep_on_mclk); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve SVI2 MVDD table from dependancy table.", - return result;); - } - - if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) { - result = atomctrl_get_voltage_table_v3(hwmgr, - VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT, - &(data->vddci_voltage_table)); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve VDDCI table.", - return result); - } else if (FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) { - result = fiji_get_svi2_vddci_voltage_table(hwmgr, - table_info->vdd_dep_on_mclk); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve SVI2 VDDCI table from dependancy table.", - return result); - } - - if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - result = fiji_get_svi2_vdd_voltage_table(hwmgr, - table_info->vddc_lookup_table); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve SVI2 VDDC table from lookup table.", - return result); - } - - PP_ASSERT_WITH_CODE( - (data->vddc_voltage_table.count <= (SMU73_MAX_LEVELS_VDDC)), - "Too many voltage values for VDDC. Trimming to fit state table.", - fiji_trim_voltage_table_to_fit_state_table(hwmgr, - SMU73_MAX_LEVELS_VDDC, &(data->vddc_voltage_table))); - - PP_ASSERT_WITH_CODE( - (data->vddci_voltage_table.count <= (SMU73_MAX_LEVELS_VDDCI)), - "Too many voltage values for VDDCI. Trimming to fit state table.", - fiji_trim_voltage_table_to_fit_state_table(hwmgr, - SMU73_MAX_LEVELS_VDDCI, &(data->vddci_voltage_table))); - - PP_ASSERT_WITH_CODE( - (data->mvdd_voltage_table.count <= (SMU73_MAX_LEVELS_MVDD)), - "Too many voltage values for MVDD. Trimming to fit state table.", - fiji_trim_voltage_table_to_fit_state_table(hwmgr, - SMU73_MAX_LEVELS_MVDD, &(data->mvdd_voltage_table))); - - return 0; -} - -static int fiji_initialize_mc_reg_table(struct pp_hwmgr *hwmgr) -{ - /* Program additional LP registers - * that are no longer programmed by VBIOS - */ - cgs_write_register(hwmgr->device, mmMC_SEQ_RAS_TIMING_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_RAS_TIMING)); - cgs_write_register(hwmgr->device, mmMC_SEQ_CAS_TIMING_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_CAS_TIMING)); - cgs_write_register(hwmgr->device, mmMC_SEQ_MISC_TIMING2_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_MISC_TIMING2)); - cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_D1_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_D1)); - cgs_write_register(hwmgr->device, mmMC_SEQ_RD_CTL_D0_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_RD_CTL_D0)); - cgs_write_register(hwmgr->device, mmMC_SEQ_RD_CTL_D1_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_RD_CTL_D1)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_TIMING_LP, - cgs_read_register(hwmgr->device, mmMC_SEQ_PMG_TIMING)); - - return 0; -} - -/** -* Programs static screed detection parameters -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_program_static_screen_threshold_parameters( - struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /* Set static screen threshold unit */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD_UNIT, - data->static_screen_threshold_unit); - /* Set static screen threshold */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - CG_STATIC_SCREEN_PARAMETER, STATIC_SCREEN_THRESHOLD, - data->static_screen_threshold); - - return 0; -} - -/** -* Setup display gap for glitch free memory clock switching. -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_enable_display_gap(struct pp_hwmgr *hwmgr) -{ - uint32_t displayGap = - cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_DISPLAY_GAP_CNTL); - - displayGap = PHM_SET_FIELD(displayGap, CG_DISPLAY_GAP_CNTL, - DISP_GAP, DISPLAY_GAP_IGNORE); - - displayGap = PHM_SET_FIELD(displayGap, CG_DISPLAY_GAP_CNTL, - DISP_GAP_MCHG, DISPLAY_GAP_VBLANK); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_DISPLAY_GAP_CNTL, displayGap); - - return 0; -} - -/** -* Programs activity state transition voting clients -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_program_voting_clients(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /* Clear reset for voting clients before enabling DPM */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 0); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - SCLK_PWRMGT_CNTL, RESET_BUSY_CNT, 0); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_0, data->voting_rights_clients0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_1, data->voting_rights_clients1); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_2, data->voting_rights_clients2); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_3, data->voting_rights_clients3); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_4, data->voting_rights_clients4); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_5, data->voting_rights_clients5); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_6, data->voting_rights_clients6); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_7, data->voting_rights_clients7); - - return 0; -} - -static int fiji_clear_voting_clients(struct pp_hwmgr *hwmgr) -{ - /* Reset voting clients before disabling DPM */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 1); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - SCLK_PWRMGT_CNTL, RESET_BUSY_CNT, 1); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_0, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_1, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_2, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_3, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_4, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_5, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_6, 0); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_FREQ_TRAN_VOTING_7, 0); - - return 0; -} - -/** -* Get the location of various tables inside the FW image. -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_process_firmware_header(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_smumgr *smu_data = (struct fiji_smumgr *)(hwmgr->smumgr->backend); - uint32_t tmp; - int result; - bool error = false; - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, DpmTable), - &tmp, data->sram_end); - - if (0 == result) - data->dpm_table_start = tmp; - - error |= (0 != result); - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, SoftRegisters), - &tmp, data->sram_end); - - if (!result) { - data->soft_regs_start = tmp; - smu_data->soft_regs_start = tmp; - } - - error |= (0 != result); - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, mcRegisterTable), - &tmp, data->sram_end); - - if (!result) - data->mc_reg_table_start = tmp; - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, FanTable), - &tmp, data->sram_end); - - if (!result) - data->fan_table_start = tmp; - - error |= (0 != result); - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, mcArbDramTimingTable), - &tmp, data->sram_end); - - if (!result) - data->arb_table_start = tmp; - - error |= (0 != result); - - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - SMU7_FIRMWARE_HEADER_LOCATION + - offsetof(SMU73_Firmware_Header, Version), - &tmp, data->sram_end); - - if (!result) - hwmgr->microcode_version_info.SMC = tmp; - - error |= (0 != result); - - return error ? -1 : 0; -} - -/* Copy one arb setting to another and then switch the active set. - * arb_src and arb_dest is one of the MC_CG_ARB_FREQ_Fx constants. - */ -static int fiji_copy_and_switch_arb_sets(struct pp_hwmgr *hwmgr, - uint32_t arb_src, uint32_t arb_dest) -{ - uint32_t mc_arb_dram_timing; - uint32_t mc_arb_dram_timing2; - uint32_t burst_time; - uint32_t mc_cg_config; - - switch (arb_src) { - case MC_CG_ARB_FREQ_F0: - mc_arb_dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING); - mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2); - burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0); - break; - case MC_CG_ARB_FREQ_F1: - mc_arb_dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1); - mc_arb_dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1); - burst_time = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1); - break; - default: - return -EINVAL; - } - - switch (arb_dest) { - case MC_CG_ARB_FREQ_F0: - cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING, mc_arb_dram_timing); - cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2, mc_arb_dram_timing2); - PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0, burst_time); - break; - case MC_CG_ARB_FREQ_F1: - cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING_1, mc_arb_dram_timing); - cgs_write_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2); - PHM_WRITE_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE1, burst_time); - break; - default: - return -EINVAL; - } - - mc_cg_config = cgs_read_register(hwmgr->device, mmMC_CG_CONFIG); - mc_cg_config |= 0x0000000F; - cgs_write_register(hwmgr->device, mmMC_CG_CONFIG, mc_cg_config); - PHM_WRITE_FIELD(hwmgr->device, MC_ARB_CG, CG_ARB_REQ, arb_dest); - - return 0; -} - -/** -* Call SMC to reset S0/S1 to S1 and Reset SMIO to initial value -* -* @param hwmgr the address of the powerplay hardware manager. -* @return if success then 0; -*/ -static int fiji_reset_to_default(struct pp_hwmgr *hwmgr) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_ResetToDefaults); -} - -/** -* Initial switch from ARB F0->F1 -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -* This function is to be called from the SetPowerState table. -*/ -static int fiji_initial_switch_from_arbf0_to_f1(struct pp_hwmgr *hwmgr) -{ - return fiji_copy_and_switch_arb_sets(hwmgr, - MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); -} - -static int fiji_force_switch_to_arbf0(struct pp_hwmgr *hwmgr) -{ - uint32_t tmp; - - tmp = (cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixSMC_SCRATCH9) & - 0x0000ff00) >> 8; - - if (tmp == MC_CG_ARB_FREQ_F0) - return 0; - - return fiji_copy_and_switch_arb_sets(hwmgr, - tmp, MC_CG_ARB_FREQ_F0); -} - -static int fiji_reset_single_dpm_table(struct pp_hwmgr *hwmgr, - struct fiji_single_dpm_table *dpm_table, uint32_t count) -{ - int i; - PP_ASSERT_WITH_CODE(count <= MAX_REGULAR_DPM_NUMBER, - "Fatal error, can not set up single DPM table entries " - "to exceed max number!",); - - dpm_table->count = count; - for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) - dpm_table->dpm_levels[i].enabled = false; - - return 0; -} - -static void fiji_setup_pcie_table_entry( - struct fiji_single_dpm_table *dpm_table, - uint32_t index, uint32_t pcie_gen, - uint32_t pcie_lanes) -{ - dpm_table->dpm_levels[index].value = pcie_gen; - dpm_table->dpm_levels[index].param1 = pcie_lanes; - dpm_table->dpm_levels[index].enabled = true; -} - -static int fiji_setup_default_pcie_table(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_pcie_table *pcie_table = table_info->pcie_table; - uint32_t i, max_entry; - - PP_ASSERT_WITH_CODE((data->use_pcie_performance_levels || - data->use_pcie_power_saving_levels), "No pcie performance levels!", - return -EINVAL); - - if (data->use_pcie_performance_levels && - !data->use_pcie_power_saving_levels) { - data->pcie_gen_power_saving = data->pcie_gen_performance; - data->pcie_lane_power_saving = data->pcie_lane_performance; - } else if (!data->use_pcie_performance_levels && - data->use_pcie_power_saving_levels) { - data->pcie_gen_performance = data->pcie_gen_power_saving; - data->pcie_lane_performance = data->pcie_lane_power_saving; - } - - fiji_reset_single_dpm_table(hwmgr, - &data->dpm_table.pcie_speed_table, SMU73_MAX_LEVELS_LINK); - - if (pcie_table != NULL) { - /* max_entry is used to make sure we reserve one PCIE level - * for boot level (fix for A+A PSPP issue). - * If PCIE table from PPTable have ULV entry + 8 entries, - * then ignore the last entry.*/ - max_entry = (SMU73_MAX_LEVELS_LINK < pcie_table->count) ? - SMU73_MAX_LEVELS_LINK : pcie_table->count; - for (i = 1; i < max_entry; i++) { - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, i - 1, - get_pcie_gen_support(data->pcie_gen_cap, - pcie_table->entries[i].gen_speed), - get_pcie_lane_support(data->pcie_lane_cap, - pcie_table->entries[i].lane_width)); - } - data->dpm_table.pcie_speed_table.count = max_entry - 1; - } else { - /* Hardcode Pcie Table */ - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 0, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Min_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 1, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Min_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 2, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Max_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 3, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Max_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 4, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Max_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, 5, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Max_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - - data->dpm_table.pcie_speed_table.count = 6; - } - /* Populate last level for boot PCIE level, but do not increment count. */ - fiji_setup_pcie_table_entry(&data->dpm_table.pcie_speed_table, - data->dpm_table.pcie_speed_table.count, - get_pcie_gen_support(data->pcie_gen_cap, - PP_Min_PCIEGen), - get_pcie_lane_support(data->pcie_lane_cap, - PP_Max_PCIELane)); - - return 0; -} - -/* - * This function is to initalize all DPM state tables - * for SMU7 based on the dependency table. - * Dynamic state patching function will then trim these - * state tables to the allowed range based - * on the power policy or external client requests, - * such as UVD request, etc. - */ -static int fiji_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t i; - - struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = - table_info->vdd_dep_on_sclk; - struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = - table_info->vdd_dep_on_mclk; - - PP_ASSERT_WITH_CODE(dep_sclk_table != NULL, - "SCLK dependency table is missing. This table is mandatory", - return -EINVAL); - PP_ASSERT_WITH_CODE(dep_sclk_table->count >= 1, - "SCLK dependency table has to have is missing. " - "This table is mandatory", - return -EINVAL); - - PP_ASSERT_WITH_CODE(dep_mclk_table != NULL, - "MCLK dependency table is missing. This table is mandatory", - return -EINVAL); - PP_ASSERT_WITH_CODE(dep_mclk_table->count >= 1, - "MCLK dependency table has to have is missing. " - "This table is mandatory", - return -EINVAL); - - /* clear the state table to reset everything to default */ - fiji_reset_single_dpm_table(hwmgr, - &data->dpm_table.sclk_table, SMU73_MAX_LEVELS_GRAPHICS); - fiji_reset_single_dpm_table(hwmgr, - &data->dpm_table.mclk_table, SMU73_MAX_LEVELS_MEMORY); - - /* Initialize Sclk DPM table based on allow Sclk values */ - data->dpm_table.sclk_table.count = 0; - for (i = 0; i < dep_sclk_table->count; i++) { - if (i == 0 || data->dpm_table.sclk_table.dpm_levels - [data->dpm_table.sclk_table.count - 1].value != - dep_sclk_table->entries[i].clk) { - data->dpm_table.sclk_table.dpm_levels - [data->dpm_table.sclk_table.count].value = - dep_sclk_table->entries[i].clk; - data->dpm_table.sclk_table.dpm_levels - [data->dpm_table.sclk_table.count].enabled = - (i == 0) ? true : false; - data->dpm_table.sclk_table.count++; - } - } - - /* Initialize Mclk DPM table based on allow Mclk values */ - data->dpm_table.mclk_table.count = 0; - for (i=0; i<dep_mclk_table->count; i++) { - if ( i==0 || data->dpm_table.mclk_table.dpm_levels - [data->dpm_table.mclk_table.count - 1].value != - dep_mclk_table->entries[i].clk) { - data->dpm_table.mclk_table.dpm_levels - [data->dpm_table.mclk_table.count].value = - dep_mclk_table->entries[i].clk; - data->dpm_table.mclk_table.dpm_levels - [data->dpm_table.mclk_table.count].enabled = - (i == 0) ? true : false; - data->dpm_table.mclk_table.count++; - } - } - - /* setup PCIE gen speed levels */ - fiji_setup_default_pcie_table(hwmgr); - - /* save a copy of the default DPM table */ - memcpy(&(data->golden_dpm_table), &(data->dpm_table), - sizeof(struct fiji_dpm_table)); - - return 0; -} - -/** - * @brief PhwFiji_GetVoltageOrder - * Returns index of requested voltage record in lookup(table) - * @param lookup_table - lookup list to search in - * @param voltage - voltage to look for - * @return 0 on success - */ -uint8_t fiji_get_voltage_index( - struct phm_ppt_v1_voltage_lookup_table *lookup_table, uint16_t voltage) -{ - uint8_t count = (uint8_t) (lookup_table->count); - uint8_t i; - - PP_ASSERT_WITH_CODE((NULL != lookup_table), - "Lookup Table empty.", return 0); - PP_ASSERT_WITH_CODE((0 != count), - "Lookup Table empty.", return 0); - - for (i = 0; i < lookup_table->count; i++) { - /* find first voltage equal or bigger than requested */ - if (lookup_table->entries[i].us_vdd >= voltage) - return i; - } - /* voltage is bigger than max voltage in the table */ - return i - 1; -} - -/** -* Preparation of vddc and vddgfx CAC tables for SMC. -* -* @param hwmgr the address of the hardware manager -* @param table the SMC DPM table structure to be populated -* @return always 0 -*/ -static int fiji_populate_cac_table(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - uint32_t count; - uint8_t index; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_voltage_lookup_table *lookup_table = - table_info->vddc_lookup_table; - /* tables is already swapped, so in order to use the value from it, - * we need to swap it back. - * We are populating vddc CAC data to BapmVddc table - * in split and merged mode - */ - for( count = 0; count<lookup_table->count; count++) { - index = fiji_get_voltage_index(lookup_table, - data->vddc_voltage_table.entries[count].value); - table->BapmVddcVidLoSidd[count] = (uint8_t) ((6200 - - (lookup_table->entries[index].us_cac_low * - VOLTAGE_SCALE)) / 25); - table->BapmVddcVidHiSidd[count] = (uint8_t) ((6200 - - (lookup_table->entries[index].us_cac_high * - VOLTAGE_SCALE)) / 25); - } - - return 0; -} - -/** -* Preparation of voltage tables for SMC. -* -* @param hwmgr the address of the hardware manager -* @param table the SMC DPM table structure to be populated -* @return always 0 -*/ - -int fiji_populate_smc_voltage_tables(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - int result; - - result = fiji_populate_cac_table(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate CAC voltage tables to SMC", - return -EINVAL); - - return 0; -} - -static int fiji_populate_ulv_level(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_Ulv *state) -{ - int result = 0; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - state->CcPwrDynRm = 0; - state->CcPwrDynRm1 = 0; - - state->VddcOffset = (uint16_t) table_info->us_ulv_voltage_offset; - state->VddcOffsetVid = (uint8_t)( table_info->us_ulv_voltage_offset * - VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1 ); - - state->VddcPhase = (data->vddc_phase_shed_control) ? 0 : 1; - - if (!result) { - CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm); - CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm1); - CONVERT_FROM_HOST_TO_SMC_US(state->VddcOffset); - } - return result; -} - -static int fiji_populate_ulv_state(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - return fiji_populate_ulv_level(hwmgr, &table->Ulv); -} - -static int32_t fiji_get_dpm_level_enable_mask_value( - struct fiji_single_dpm_table* dpm_table) -{ - int32_t i; - int32_t mask = 0; - - for (i = dpm_table->count; i > 0; i--) { - mask = mask << 1; - if (dpm_table->dpm_levels[i - 1].enabled) - mask |= 0x1; - else - mask &= 0xFFFFFFFE; - } - return mask; -} - -static int fiji_populate_smc_link_level(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_dpm_table *dpm_table = &data->dpm_table; - int i; - - /* Index (dpm_table->pcie_speed_table.count) - * is reserved for PCIE boot level. */ - for (i = 0; i <= dpm_table->pcie_speed_table.count; i++) { - table->LinkLevel[i].PcieGenSpeed = - (uint8_t)dpm_table->pcie_speed_table.dpm_levels[i].value; - table->LinkLevel[i].PcieLaneCount = (uint8_t)encode_pcie_lane_width( - dpm_table->pcie_speed_table.dpm_levels[i].param1); - table->LinkLevel[i].EnabledForActivity = 1; - table->LinkLevel[i].SPC = (uint8_t)(data->pcie_spc_cap & 0xff); - table->LinkLevel[i].DownThreshold = PP_HOST_TO_SMC_UL(5); - table->LinkLevel[i].UpThreshold = PP_HOST_TO_SMC_UL(30); - } - - data->smc_state_table.LinkLevelCount = - (uint8_t)dpm_table->pcie_speed_table.count; - data->dpm_level_enable_mask.pcie_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); - - return 0; -} - -/** -* Calculates the SCLK dividers using the provided engine clock -* -* @param hwmgr the address of the hardware manager -* @param clock the engine clock to use to populate the structure -* @param sclk the SMC SCLK structure to be populated -*/ -static int fiji_calculate_sclk_params(struct pp_hwmgr *hwmgr, - uint32_t clock, struct SMU73_Discrete_GraphicsLevel *sclk) -{ - const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct pp_atomctrl_clock_dividers_vi dividers; - uint32_t spll_func_cntl = data->clock_registers.vCG_SPLL_FUNC_CNTL; - uint32_t spll_func_cntl_3 = data->clock_registers.vCG_SPLL_FUNC_CNTL_3; - uint32_t spll_func_cntl_4 = data->clock_registers.vCG_SPLL_FUNC_CNTL_4; - uint32_t cg_spll_spread_spectrum = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM; - uint32_t cg_spll_spread_spectrum_2 = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2; - uint32_t ref_clock; - uint32_t ref_divider; - uint32_t fbdiv; - int result; - - /* get the engine clock dividers for this clock value */ - result = atomctrl_get_engine_pll_dividers_vi(hwmgr, clock, ÷rs); - - PP_ASSERT_WITH_CODE(result == 0, - "Error retrieving Engine Clock dividers from VBIOS.", - return result); - - /* To get FBDIV we need to multiply this by 16384 and divide it by Fref. */ - ref_clock = atomctrl_get_reference_clock(hwmgr); - ref_divider = 1 + dividers.uc_pll_ref_div; - - /* low 14 bits is fraction and high 12 bits is divider */ - fbdiv = dividers.ul_fb_div.ul_fb_divider & 0x3FFFFFF; - - /* SPLL_FUNC_CNTL setup */ - spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, - SPLL_REF_DIV, dividers.uc_pll_ref_div); - spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, - SPLL_PDIV_A, dividers.uc_pll_post_div); - - /* SPLL_FUNC_CNTL_3 setup*/ - spll_func_cntl_3 = PHM_SET_FIELD(spll_func_cntl_3, CG_SPLL_FUNC_CNTL_3, - SPLL_FB_DIV, fbdiv); - - /* set to use fractional accumulation*/ - spll_func_cntl_3 = PHM_SET_FIELD(spll_func_cntl_3, CG_SPLL_FUNC_CNTL_3, - SPLL_DITHEN, 1); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EngineSpreadSpectrumSupport)) { - struct pp_atomctrl_internal_ss_info ssInfo; - - uint32_t vco_freq = clock * dividers.uc_pll_post_div; - if (!atomctrl_get_engine_clock_spread_spectrum(hwmgr, - vco_freq, &ssInfo)) { - /* - * ss_info.speed_spectrum_percentage -- in unit of 0.01% - * ss_info.speed_spectrum_rate -- in unit of khz - * - * clks = reference_clock * 10 / (REFDIV + 1) / speed_spectrum_rate / 2 - */ - uint32_t clk_s = ref_clock * 5 / - (ref_divider * ssInfo.speed_spectrum_rate); - /* clkv = 2 * D * fbdiv / NS */ - uint32_t clk_v = 4 * ssInfo.speed_spectrum_percentage * - fbdiv / (clk_s * 10000); - - cg_spll_spread_spectrum = PHM_SET_FIELD(cg_spll_spread_spectrum, - CG_SPLL_SPREAD_SPECTRUM, CLKS, clk_s); - cg_spll_spread_spectrum = PHM_SET_FIELD(cg_spll_spread_spectrum, - CG_SPLL_SPREAD_SPECTRUM, SSEN, 1); - cg_spll_spread_spectrum_2 = PHM_SET_FIELD(cg_spll_spread_spectrum_2, - CG_SPLL_SPREAD_SPECTRUM_2, CLKV, clk_v); - } - } - - sclk->SclkFrequency = clock; - sclk->CgSpllFuncCntl3 = spll_func_cntl_3; - sclk->CgSpllFuncCntl4 = spll_func_cntl_4; - sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum; - sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2; - sclk->SclkDid = (uint8_t)dividers.pll_post_divider; - - return 0; -} - -static uint16_t fiji_find_closest_vddci(struct pp_hwmgr *hwmgr, uint16_t vddci) -{ - uint32_t i; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct pp_atomctrl_voltage_table *vddci_table = - &(data->vddci_voltage_table); - - for (i = 0; i < vddci_table->count; i++) { - if (vddci_table->entries[i].value >= vddci) - return vddci_table->entries[i].value; - } - - PP_ASSERT_WITH_CODE(false, - "VDDCI is larger than max VDDCI in VDDCI Voltage Table!", - return vddci_table->entries[i-1].value); -} - -static int fiji_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr, - struct phm_ppt_v1_clock_voltage_dependency_table* dep_table, - uint32_t clock, SMU_VoltageLevel *voltage, uint32_t *mvdd) -{ - uint32_t i; - uint16_t vddci; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - *voltage = *mvdd = 0; - - /* clock - voltage dependency table is empty table */ - if (dep_table->count == 0) - return -EINVAL; - - for (i = 0; i < dep_table->count; i++) { - /* find first sclk bigger than request */ - if (dep_table->entries[i].clk >= clock) { - *voltage |= (dep_table->entries[i].vddc * - VOLTAGE_SCALE) << VDDC_SHIFT; - if (FIJI_VOLTAGE_CONTROL_NONE == data->vddci_control) - *voltage |= (data->vbios_boot_state.vddci_bootup_value * - VOLTAGE_SCALE) << VDDCI_SHIFT; - else if (dep_table->entries[i].vddci) - *voltage |= (dep_table->entries[i].vddci * - VOLTAGE_SCALE) << VDDCI_SHIFT; - else { - vddci = fiji_find_closest_vddci(hwmgr, - (dep_table->entries[i].vddc - - (uint16_t)data->vddc_vddci_delta)); - *voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT; - } - - if (FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) - *mvdd = data->vbios_boot_state.mvdd_bootup_value * - VOLTAGE_SCALE; - else if (dep_table->entries[i].mvdd) - *mvdd = (uint32_t) dep_table->entries[i].mvdd * - VOLTAGE_SCALE; - - *voltage |= 1 << PHASES_SHIFT; - return 0; - } - } - - /* sclk is bigger than max sclk in the dependence table */ - *voltage |= (dep_table->entries[i - 1].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; - - if (FIJI_VOLTAGE_CONTROL_NONE == data->vddci_control) - *voltage |= (data->vbios_boot_state.vddci_bootup_value * - VOLTAGE_SCALE) << VDDCI_SHIFT; - else if (dep_table->entries[i-1].vddci) { - vddci = fiji_find_closest_vddci(hwmgr, - (dep_table->entries[i].vddc - - (uint16_t)data->vddc_vddci_delta)); - *voltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT; - } - - if (FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) - *mvdd = data->vbios_boot_state.mvdd_bootup_value * VOLTAGE_SCALE; - else if (dep_table->entries[i].mvdd) - *mvdd = (uint32_t) dep_table->entries[i - 1].mvdd * VOLTAGE_SCALE; - - return 0; -} - -static uint8_t fiji_get_sleep_divider_id_from_clock(uint32_t clock, - uint32_t clock_insr) -{ - uint8_t i; - uint32_t temp; - uint32_t min = max(clock_insr, (uint32_t)FIJI_MINIMUM_ENGINE_CLOCK); - - PP_ASSERT_WITH_CODE((clock >= min), "Engine clock can't satisfy stutter requirement!", return 0); - for (i = FIJI_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) { - temp = clock >> i; - - if (temp >= min || i == 0) - break; - } - return i; -} -/** -* Populates single SMC SCLK structure using the provided engine clock -* -* @param hwmgr the address of the hardware manager -* @param clock the engine clock to use to populate the structure -* @param sclk the SMC SCLK structure to be populated -*/ - -static int fiji_populate_single_graphic_level(struct pp_hwmgr *hwmgr, - uint32_t clock, uint16_t sclk_al_threshold, - struct SMU73_Discrete_GraphicsLevel *level) -{ - int result; - /* PP_Clocks minClocks; */ - uint32_t threshold, mvdd; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - result = fiji_calculate_sclk_params(hwmgr, clock, level); - - /* populate graphics levels */ - result = fiji_get_dependency_volt_by_clk(hwmgr, - table_info->vdd_dep_on_sclk, clock, - &level->MinVoltage, &mvdd); - PP_ASSERT_WITH_CODE((0 == result), - "can not find VDDC voltage value for " - "VDDC engine clock dependency table", - return result); - - level->SclkFrequency = clock; - level->ActivityLevel = sclk_al_threshold; - level->CcPwrDynRm = 0; - level->CcPwrDynRm1 = 0; - level->EnabledForActivity = 0; - level->EnabledForThrottle = 1; - level->UpHyst = 10; - level->DownHyst = 0; - level->VoltageDownHyst = 0; - level->PowerThrottle = 0; - - threshold = clock * data->fast_watermark_threshold / 100; - - - data->display_timing.min_clock_in_sr = hwmgr->display_config.min_core_set_clock_in_sr; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) - level->DeepSleepDivId = fiji_get_sleep_divider_id_from_clock(clock, - hwmgr->display_config.min_core_set_clock_in_sr); - - - /* Default to slow, highest DPM level will be - * set to PPSMC_DISPLAY_WATERMARK_LOW later. - */ - level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; - - CONVERT_FROM_HOST_TO_SMC_UL(level->MinVoltage); - CONVERT_FROM_HOST_TO_SMC_UL(level->SclkFrequency); - CONVERT_FROM_HOST_TO_SMC_US(level->ActivityLevel); - CONVERT_FROM_HOST_TO_SMC_UL(level->CgSpllFuncCntl3); - CONVERT_FROM_HOST_TO_SMC_UL(level->CgSpllFuncCntl4); - CONVERT_FROM_HOST_TO_SMC_UL(level->SpllSpreadSpectrum); - CONVERT_FROM_HOST_TO_SMC_UL(level->SpllSpreadSpectrum2); - CONVERT_FROM_HOST_TO_SMC_UL(level->CcPwrDynRm); - CONVERT_FROM_HOST_TO_SMC_UL(level->CcPwrDynRm1); - - return 0; -} -/** -* Populates all SMC SCLK levels' structure based on the trimmed allowed dpm engine clock states -* -* @param hwmgr the address of the hardware manager -*/ -static int fiji_populate_all_graphic_levels(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_dpm_table *dpm_table = &data->dpm_table; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_pcie_table *pcie_table = table_info->pcie_table; - uint8_t pcie_entry_cnt = (uint8_t) data->dpm_table.pcie_speed_table.count; - int result = 0; - uint32_t array = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, GraphicsLevel); - uint32_t array_size = sizeof(struct SMU73_Discrete_GraphicsLevel) * - SMU73_MAX_LEVELS_GRAPHICS; - struct SMU73_Discrete_GraphicsLevel *levels = - data->smc_state_table.GraphicsLevel; - uint32_t i, max_entry; - uint8_t hightest_pcie_level_enabled = 0, - lowest_pcie_level_enabled = 0, - mid_pcie_level_enabled = 0, - count = 0; - - for (i = 0; i < dpm_table->sclk_table.count; i++) { - result = fiji_populate_single_graphic_level(hwmgr, - dpm_table->sclk_table.dpm_levels[i].value, - (uint16_t)data->activity_target[i], - &levels[i]); - if (result) - return result; - - /* Making sure only DPM level 0-1 have Deep Sleep Div ID populated. */ - if (i > 1) - levels[i].DeepSleepDivId = 0; - } - - /* Only enable level 0 for now.*/ - levels[0].EnabledForActivity = 1; - - /* set highest level watermark to high */ - levels[dpm_table->sclk_table.count - 1].DisplayWatermark = - PPSMC_DISPLAY_WATERMARK_HIGH; - - data->smc_state_table.GraphicsDpmLevelCount = - (uint8_t)dpm_table->sclk_table.count; - data->dpm_level_enable_mask.sclk_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); - - if (pcie_table != NULL) { - PP_ASSERT_WITH_CODE((1 <= pcie_entry_cnt), - "There must be 1 or more PCIE levels defined in PPTable.", - return -EINVAL); - max_entry = pcie_entry_cnt - 1; - for (i = 0; i < dpm_table->sclk_table.count; i++) - levels[i].pcieDpmLevel = - (uint8_t) ((i < max_entry)? i : max_entry); - } else { - while (data->dpm_level_enable_mask.pcie_dpm_enable_mask && - ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & - (1 << (hightest_pcie_level_enabled + 1))) != 0 )) - hightest_pcie_level_enabled++; - - while (data->dpm_level_enable_mask.pcie_dpm_enable_mask && - ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & - (1 << lowest_pcie_level_enabled)) == 0 )) - lowest_pcie_level_enabled++; - - while ((count < hightest_pcie_level_enabled) && - ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & - (1 << (lowest_pcie_level_enabled + 1 + count))) == 0 )) - count++; - - mid_pcie_level_enabled = (lowest_pcie_level_enabled + 1+ count) < - hightest_pcie_level_enabled? - (lowest_pcie_level_enabled + 1 + count) : - hightest_pcie_level_enabled; - - /* set pcieDpmLevel to hightest_pcie_level_enabled */ - for(i = 2; i < dpm_table->sclk_table.count; i++) - levels[i].pcieDpmLevel = hightest_pcie_level_enabled; - - /* set pcieDpmLevel to lowest_pcie_level_enabled */ - levels[0].pcieDpmLevel = lowest_pcie_level_enabled; - - /* set pcieDpmLevel to mid_pcie_level_enabled */ - levels[1].pcieDpmLevel = mid_pcie_level_enabled; - } - /* level count will send to smc once at init smc table and never change */ - result = fiji_copy_bytes_to_smc(hwmgr->smumgr, array, (uint8_t *)levels, - (uint32_t)array_size, data->sram_end); - - return result; -} - -/** - * MCLK Frequency Ratio - * SEQ_CG_RESP Bit[31:24] - 0x0 - * Bit[27:24] \96 DDR3 Frequency ratio - * 0x0 <= 100MHz, 450 < 0x8 <= 500MHz - * 100 < 0x1 <= 150MHz, 500 < 0x9 <= 550MHz - * 150 < 0x2 <= 200MHz, 550 < 0xA <= 600MHz - * 200 < 0x3 <= 250MHz, 600 < 0xB <= 650MHz - * 250 < 0x4 <= 300MHz, 650 < 0xC <= 700MHz - * 300 < 0x5 <= 350MHz, 700 < 0xD <= 750MHz - * 350 < 0x6 <= 400MHz, 750 < 0xE <= 800MHz - * 400 < 0x7 <= 450MHz, 800 < 0xF - */ -static uint8_t fiji_get_mclk_frequency_ratio(uint32_t mem_clock) -{ - if (mem_clock <= 10000) return 0x0; - if (mem_clock <= 15000) return 0x1; - if (mem_clock <= 20000) return 0x2; - if (mem_clock <= 25000) return 0x3; - if (mem_clock <= 30000) return 0x4; - if (mem_clock <= 35000) return 0x5; - if (mem_clock <= 40000) return 0x6; - if (mem_clock <= 45000) return 0x7; - if (mem_clock <= 50000) return 0x8; - if (mem_clock <= 55000) return 0x9; - if (mem_clock <= 60000) return 0xa; - if (mem_clock <= 65000) return 0xb; - if (mem_clock <= 70000) return 0xc; - if (mem_clock <= 75000) return 0xd; - if (mem_clock <= 80000) return 0xe; - /* mem_clock > 800MHz */ - return 0xf; -} - -/** -* Populates the SMC MCLK structure using the provided memory clock -* -* @param hwmgr the address of the hardware manager -* @param clock the memory clock to use to populate the structure -* @param sclk the SMC SCLK structure to be populated -*/ -static int fiji_calculate_mclk_params(struct pp_hwmgr *hwmgr, - uint32_t clock, struct SMU73_Discrete_MemoryLevel *mclk) -{ - struct pp_atomctrl_memory_clock_param mem_param; - int result; - - result = atomctrl_get_memory_pll_dividers_vi(hwmgr, clock, &mem_param); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to get Memory PLL Dividers.",); - - /* Save the result data to outpupt memory level structure */ - mclk->MclkFrequency = clock; - mclk->MclkDivider = (uint8_t)mem_param.mpll_post_divider; - mclk->FreqRange = fiji_get_mclk_frequency_ratio(clock); - - return result; -} - -static int fiji_populate_single_memory_level(struct pp_hwmgr *hwmgr, - uint32_t clock, struct SMU73_Discrete_MemoryLevel *mem_level) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - int result = 0; - - if (table_info->vdd_dep_on_mclk) { - result = fiji_get_dependency_volt_by_clk(hwmgr, - table_info->vdd_dep_on_mclk, clock, - &mem_level->MinVoltage, &mem_level->MinMvdd); - PP_ASSERT_WITH_CODE((0 == result), - "can not find MinVddc voltage value from memory " - "VDDC voltage dependency table", return result); - } - - mem_level->EnabledForThrottle = 1; - mem_level->EnabledForActivity = 0; - mem_level->UpHyst = 0; - mem_level->DownHyst = 100; - mem_level->VoltageDownHyst = 0; - mem_level->ActivityLevel = (uint16_t)data->mclk_activity_target; - mem_level->StutterEnable = false; - - mem_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; - - /* enable stutter mode if all the follow condition applied - * PECI_GetNumberOfActiveDisplays(hwmgr->pPECI, - * &(data->DisplayTiming.numExistingDisplays)); - */ - data->display_timing.num_existing_displays = 1; - - if ((data->mclk_stutter_mode_threshold) && - (clock <= data->mclk_stutter_mode_threshold) && - (!data->is_uvd_enabled) && - (PHM_READ_FIELD(hwmgr->device, DPG_PIPE_STUTTER_CONTROL, - STUTTER_ENABLE) & 0x1)) - mem_level->StutterEnable = true; - - result = fiji_calculate_mclk_params(hwmgr, clock, mem_level); - if (!result) { - CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MinMvdd); - CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MclkFrequency); - CONVERT_FROM_HOST_TO_SMC_US(mem_level->ActivityLevel); - CONVERT_FROM_HOST_TO_SMC_UL(mem_level->MinVoltage); - } - return result; -} - -/** -* Populates all SMC MCLK levels' structure based on the trimmed allowed dpm memory clock states -* -* @param hwmgr the address of the hardware manager -*/ -static int fiji_populate_all_memory_levels(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_dpm_table *dpm_table = &data->dpm_table; - int result; - /* populate MCLK dpm table to SMU7 */ - uint32_t array = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, MemoryLevel); - uint32_t array_size = sizeof(SMU73_Discrete_MemoryLevel) * - SMU73_MAX_LEVELS_MEMORY; - struct SMU73_Discrete_MemoryLevel *levels = - data->smc_state_table.MemoryLevel; - uint32_t i; - - for (i = 0; i < dpm_table->mclk_table.count; i++) { - PP_ASSERT_WITH_CODE((0 != dpm_table->mclk_table.dpm_levels[i].value), - "can not populate memory level as memory clock is zero", - return -EINVAL); - result = fiji_populate_single_memory_level(hwmgr, - dpm_table->mclk_table.dpm_levels[i].value, - &levels[i]); - if (result) - return result; - } - - /* Only enable level 0 for now. */ - levels[0].EnabledForActivity = 1; - - /* in order to prevent MC activity from stutter mode to push DPM up. - * the UVD change complements this by putting the MCLK in - * a higher state by default such that we are not effected by - * up threshold or and MCLK DPM latency. - */ - levels[0].ActivityLevel = (uint16_t)data->mclk_dpm0_activity_target; - CONVERT_FROM_HOST_TO_SMC_US(levels[0].ActivityLevel); - - data->smc_state_table.MemoryDpmLevelCount = - (uint8_t)dpm_table->mclk_table.count; - data->dpm_level_enable_mask.mclk_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); - /* set highest level watermark to high */ - levels[dpm_table->mclk_table.count - 1].DisplayWatermark = - PPSMC_DISPLAY_WATERMARK_HIGH; - - /* level count will send to smc once at init smc table and never change */ - result = fiji_copy_bytes_to_smc(hwmgr->smumgr, array, (uint8_t *)levels, - (uint32_t)array_size, data->sram_end); - - return result; -} - -/** -* Populates the SMC MVDD structure using the provided memory clock. -* -* @param hwmgr the address of the hardware manager -* @param mclk the MCLK value to be used in the decision if MVDD should be high or low. -* @param voltage the SMC VOLTAGE structure to be populated -*/ -int fiji_populate_mvdd_value(struct pp_hwmgr *hwmgr, - uint32_t mclk, SMIO_Pattern *smio_pat) -{ - const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t i = 0; - - if (FIJI_VOLTAGE_CONTROL_NONE != data->mvdd_control) { - /* find mvdd value which clock is more than request */ - for (i = 0; i < table_info->vdd_dep_on_mclk->count; i++) { - if (mclk <= table_info->vdd_dep_on_mclk->entries[i].clk) { - smio_pat->Voltage = data->mvdd_voltage_table.entries[i].value; - break; - } - } - PP_ASSERT_WITH_CODE(i < table_info->vdd_dep_on_mclk->count, - "MVDD Voltage is outside the supported range.", - return -EINVAL); - } else - return -EINVAL; - - return 0; -} - -static int fiji_populate_smc_acpi_level(struct pp_hwmgr *hwmgr, - SMU73_Discrete_DpmTable *table) -{ - int result = 0; - const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct pp_atomctrl_clock_dividers_vi dividers; - SMIO_Pattern vol_level; - uint32_t mvdd; - uint16_t us_mvdd; - uint32_t spll_func_cntl = data->clock_registers.vCG_SPLL_FUNC_CNTL; - uint32_t spll_func_cntl_2 = data->clock_registers.vCG_SPLL_FUNC_CNTL_2; - - table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; - - if (!data->sclk_dpm_key_disabled) { - /* Get MinVoltage and Frequency from DPM0, - * already converted to SMC_UL */ - table->ACPILevel.SclkFrequency = - data->dpm_table.sclk_table.dpm_levels[0].value; - result = fiji_get_dependency_volt_by_clk(hwmgr, - table_info->vdd_dep_on_sclk, - table->ACPILevel.SclkFrequency, - &table->ACPILevel.MinVoltage, &mvdd); - PP_ASSERT_WITH_CODE((0 == result), - "Cannot find ACPI VDDC voltage value " - "in Clock Dependency Table",); - } else { - table->ACPILevel.SclkFrequency = - data->vbios_boot_state.sclk_bootup_value; - table->ACPILevel.MinVoltage = - data->vbios_boot_state.vddc_bootup_value * VOLTAGE_SCALE; - } - - /* get the engine clock dividers for this clock value */ - result = atomctrl_get_engine_pll_dividers_vi(hwmgr, - table->ACPILevel.SclkFrequency, ÷rs); - PP_ASSERT_WITH_CODE(result == 0, - "Error retrieving Engine Clock dividers from VBIOS.", - return result); - - table->ACPILevel.SclkDid = (uint8_t)dividers.pll_post_divider; - table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; - table->ACPILevel.DeepSleepDivId = 0; - - spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, - SPLL_PWRON, 0); - spll_func_cntl = PHM_SET_FIELD(spll_func_cntl, CG_SPLL_FUNC_CNTL, - SPLL_RESET, 1); - spll_func_cntl_2 = PHM_SET_FIELD(spll_func_cntl_2, CG_SPLL_FUNC_CNTL_2, - SCLK_MUX_SEL, 4); - - table->ACPILevel.CgSpllFuncCntl = spll_func_cntl; - table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2; - table->ACPILevel.CgSpllFuncCntl3 = data->clock_registers.vCG_SPLL_FUNC_CNTL_3; - table->ACPILevel.CgSpllFuncCntl4 = data->clock_registers.vCG_SPLL_FUNC_CNTL_4; - table->ACPILevel.SpllSpreadSpectrum = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM; - table->ACPILevel.SpllSpreadSpectrum2 = data->clock_registers.vCG_SPLL_SPREAD_SPECTRUM_2; - table->ACPILevel.CcPwrDynRm = 0; - table->ACPILevel.CcPwrDynRm1 = 0; - - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.Flags); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SclkFrequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.MinVoltage); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl2); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl3); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CgSpllFuncCntl4); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SpllSpreadSpectrum); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SpllSpreadSpectrum2); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CcPwrDynRm); - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.CcPwrDynRm1); - - if (!data->mclk_dpm_key_disabled) { - /* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */ - table->MemoryACPILevel.MclkFrequency = - data->dpm_table.mclk_table.dpm_levels[0].value; - result = fiji_get_dependency_volt_by_clk(hwmgr, - table_info->vdd_dep_on_mclk, - table->MemoryACPILevel.MclkFrequency, - &table->MemoryACPILevel.MinVoltage, &mvdd); - PP_ASSERT_WITH_CODE((0 == result), - "Cannot find ACPI VDDCI voltage value " - "in Clock Dependency Table",); - } else { - table->MemoryACPILevel.MclkFrequency = - data->vbios_boot_state.mclk_bootup_value; - table->MemoryACPILevel.MinVoltage = - data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE; - } - - us_mvdd = 0; - if ((FIJI_VOLTAGE_CONTROL_NONE == data->mvdd_control) || - (data->mclk_dpm_key_disabled)) - us_mvdd = data->vbios_boot_state.mvdd_bootup_value; - else { - if (!fiji_populate_mvdd_value(hwmgr, - data->dpm_table.mclk_table.dpm_levels[0].value, - &vol_level)) - us_mvdd = vol_level.Voltage; - } - - table->MemoryACPILevel.MinMvdd = - PP_HOST_TO_SMC_UL(us_mvdd * VOLTAGE_SCALE); - - table->MemoryACPILevel.EnabledForThrottle = 0; - table->MemoryACPILevel.EnabledForActivity = 0; - table->MemoryACPILevel.UpHyst = 0; - table->MemoryACPILevel.DownHyst = 100; - table->MemoryACPILevel.VoltageDownHyst = 0; - table->MemoryACPILevel.ActivityLevel = - PP_HOST_TO_SMC_US((uint16_t)data->mclk_activity_target); - - table->MemoryACPILevel.StutterEnable = false; - CONVERT_FROM_HOST_TO_SMC_UL(table->MemoryACPILevel.MclkFrequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->MemoryACPILevel.MinVoltage); - - return result; -} - -static int fiji_populate_smc_vce_level(struct pp_hwmgr *hwmgr, - SMU73_Discrete_DpmTable *table) -{ - int result = -EINVAL; - uint8_t count; - struct pp_atomctrl_clock_dividers_vi dividers; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = - table_info->mm_dep_table; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - table->VceLevelCount = (uint8_t)(mm_table->count); - table->VceBootLevel = 0; - - for(count = 0; count < table->VceLevelCount; count++) { - table->VceLevel[count].Frequency = mm_table->entries[count].eclk; - table->VceLevel[count].MinVoltage = 0; - table->VceLevel[count].MinVoltage |= - (mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT; - table->VceLevel[count].MinVoltage |= - ((mm_table->entries[count].vddc - data->vddc_vddci_delta) * - VOLTAGE_SCALE) << VDDCI_SHIFT; - table->VceLevel[count].MinVoltage |= 1 << PHASES_SHIFT; - - /*retrieve divider value for VBIOS */ - result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, - table->VceLevel[count].Frequency, ÷rs); - PP_ASSERT_WITH_CODE((0 == result), - "can not find divide id for VCE engine clock", - return result); - - table->VceLevel[count].Divider = (uint8_t)dividers.pll_post_divider; - - CONVERT_FROM_HOST_TO_SMC_UL(table->VceLevel[count].Frequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->VceLevel[count].MinVoltage); - } - return result; -} - -static int fiji_populate_smc_acp_level(struct pp_hwmgr *hwmgr, - SMU73_Discrete_DpmTable *table) -{ - int result = -EINVAL; - uint8_t count; - struct pp_atomctrl_clock_dividers_vi dividers; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = - table_info->mm_dep_table; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - table->AcpLevelCount = (uint8_t)(mm_table->count); - table->AcpBootLevel = 0; - - for (count = 0; count < table->AcpLevelCount; count++) { - table->AcpLevel[count].Frequency = mm_table->entries[count].aclk; - table->AcpLevel[count].MinVoltage |= (mm_table->entries[count].vddc * - VOLTAGE_SCALE) << VDDC_SHIFT; - table->AcpLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - - data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; - table->AcpLevel[count].MinVoltage |= 1 << PHASES_SHIFT; - - /* retrieve divider value for VBIOS */ - result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, - table->AcpLevel[count].Frequency, ÷rs); - PP_ASSERT_WITH_CODE((0 == result), - "can not find divide id for engine clock", return result); - - table->AcpLevel[count].Divider = (uint8_t)dividers.pll_post_divider; - - CONVERT_FROM_HOST_TO_SMC_UL(table->AcpLevel[count].Frequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->AcpLevel[count].MinVoltage); - } - return result; -} - -static int fiji_populate_smc_samu_level(struct pp_hwmgr *hwmgr, - SMU73_Discrete_DpmTable *table) -{ - int result = -EINVAL; - uint8_t count; - struct pp_atomctrl_clock_dividers_vi dividers; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = - table_info->mm_dep_table; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - table->SamuBootLevel = 0; - table->SamuLevelCount = (uint8_t)(mm_table->count); - - for (count = 0; count < table->SamuLevelCount; count++) { - /* not sure whether we need evclk or not */ - table->SamuLevel[count].MinVoltage = 0; - table->SamuLevel[count].Frequency = mm_table->entries[count].samclock; - table->SamuLevel[count].MinVoltage |= (mm_table->entries[count].vddc * - VOLTAGE_SCALE) << VDDC_SHIFT; - table->SamuLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - - data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; - table->SamuLevel[count].MinVoltage |= 1 << PHASES_SHIFT; - - /* retrieve divider value for VBIOS */ - result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, - table->SamuLevel[count].Frequency, ÷rs); - PP_ASSERT_WITH_CODE((0 == result), - "can not find divide id for samu clock", return result); - - table->SamuLevel[count].Divider = (uint8_t)dividers.pll_post_divider; - - CONVERT_FROM_HOST_TO_SMC_UL(table->SamuLevel[count].Frequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->SamuLevel[count].MinVoltage); - } - return result; -} - -static int fiji_populate_memory_timing_parameters(struct pp_hwmgr *hwmgr, - int32_t eng_clock, int32_t mem_clock, - struct SMU73_Discrete_MCArbDramTimingTableEntry *arb_regs) -{ - uint32_t dram_timing; - uint32_t dram_timing2; - uint32_t burstTime; - ULONG state, trrds, trrdl; - int result; - - result = atomctrl_set_engine_dram_timings_rv770(hwmgr, - eng_clock, mem_clock); - PP_ASSERT_WITH_CODE(result == 0, - "Error calling VBIOS to set DRAM_TIMING.", return result); - - dram_timing = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING); - dram_timing2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2); - burstTime = cgs_read_register(hwmgr->device, mmMC_ARB_BURST_TIME); - - state = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, STATE0); - trrds = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, TRRDS0); - trrdl = PHM_GET_FIELD(burstTime, MC_ARB_BURST_TIME, TRRDL0); - - arb_regs->McArbDramTiming = PP_HOST_TO_SMC_UL(dram_timing); - arb_regs->McArbDramTiming2 = PP_HOST_TO_SMC_UL(dram_timing2); - arb_regs->McArbBurstTime = (uint8_t)burstTime; - arb_regs->TRRDS = (uint8_t)trrds; - arb_regs->TRRDL = (uint8_t)trrdl; - - return 0; -} - -static int fiji_program_memory_timing_parameters(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct SMU73_Discrete_MCArbDramTimingTable arb_regs; - uint32_t i, j; - int result = 0; - - for (i = 0; i < data->dpm_table.sclk_table.count; i++) { - for (j = 0; j < data->dpm_table.mclk_table.count; j++) { - result = fiji_populate_memory_timing_parameters(hwmgr, - data->dpm_table.sclk_table.dpm_levels[i].value, - data->dpm_table.mclk_table.dpm_levels[j].value, - &arb_regs.entries[i][j]); - if (result) - break; - } - } - - if (!result) - result = fiji_copy_bytes_to_smc( - hwmgr->smumgr, - data->arb_table_start, - (uint8_t *)&arb_regs, - sizeof(SMU73_Discrete_MCArbDramTimingTable), - data->sram_end); - return result; -} - -static int fiji_populate_smc_uvd_level(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - int result = -EINVAL; - uint8_t count; - struct pp_atomctrl_clock_dividers_vi dividers; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = - table_info->mm_dep_table; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - table->UvdLevelCount = (uint8_t)(mm_table->count); - table->UvdBootLevel = 0; - - for (count = 0; count < table->UvdLevelCount; count++) { - table->UvdLevel[count].MinVoltage = 0; - table->UvdLevel[count].VclkFrequency = mm_table->entries[count].vclk; - table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk; - table->UvdLevel[count].MinVoltage |= (mm_table->entries[count].vddc * - VOLTAGE_SCALE) << VDDC_SHIFT; - table->UvdLevel[count].MinVoltage |= ((mm_table->entries[count].vddc - - data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT; - table->UvdLevel[count].MinVoltage |= 1 << PHASES_SHIFT; - - /* retrieve divider value for VBIOS */ - result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, - table->UvdLevel[count].VclkFrequency, ÷rs); - PP_ASSERT_WITH_CODE((0 == result), - "can not find divide id for Vclk clock", return result); - - table->UvdLevel[count].VclkDivider = (uint8_t)dividers.pll_post_divider; - - result = atomctrl_get_dfs_pll_dividers_vi(hwmgr, - table->UvdLevel[count].DclkFrequency, ÷rs); - PP_ASSERT_WITH_CODE((0 == result), - "can not find divide id for Dclk clock", return result); - - table->UvdLevel[count].DclkDivider = (uint8_t)dividers.pll_post_divider; - - CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].VclkFrequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].DclkFrequency); - CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].MinVoltage); - - } - return result; -} - -static int fiji_find_boot_level(struct fiji_single_dpm_table *table, - uint32_t value, uint32_t *boot_level) -{ - int result = -EINVAL; - uint32_t i; - - for (i = 0; i < table->count; i++) { - if (value == table->dpm_levels[i].value) { - *boot_level = i; - result = 0; - } - } - return result; -} - -static int fiji_populate_smc_boot_level(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - int result = 0; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - table->GraphicsBootLevel = 0; - table->MemoryBootLevel = 0; - - /* find boot level from dpm table */ - result = fiji_find_boot_level(&(data->dpm_table.sclk_table), - data->vbios_boot_state.sclk_bootup_value, - (uint32_t *)&(table->GraphicsBootLevel)); - - result = fiji_find_boot_level(&(data->dpm_table.mclk_table), - data->vbios_boot_state.mclk_bootup_value, - (uint32_t *)&(table->MemoryBootLevel)); - - table->BootVddc = data->vbios_boot_state.vddc_bootup_value * - VOLTAGE_SCALE; - table->BootVddci = data->vbios_boot_state.vddci_bootup_value * - VOLTAGE_SCALE; - table->BootMVdd = data->vbios_boot_state.mvdd_bootup_value * - VOLTAGE_SCALE; - - CONVERT_FROM_HOST_TO_SMC_US(table->BootVddc); - CONVERT_FROM_HOST_TO_SMC_US(table->BootVddci); - CONVERT_FROM_HOST_TO_SMC_US(table->BootMVdd); - - return 0; -} - -static int fiji_populate_smc_initailial_state(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint8_t count, level; - - count = (uint8_t)(table_info->vdd_dep_on_sclk->count); - for (level = 0; level < count; level++) { - if(table_info->vdd_dep_on_sclk->entries[level].clk >= - data->vbios_boot_state.sclk_bootup_value) { - data->smc_state_table.GraphicsBootLevel = level; - break; - } - } - - count = (uint8_t)(table_info->vdd_dep_on_mclk->count); - for (level = 0; level < count; level++) { - if(table_info->vdd_dep_on_mclk->entries[level].clk >= - data->vbios_boot_state.mclk_bootup_value) { - data->smc_state_table.MemoryBootLevel = level; - break; - } - } - - return 0; -} - -static int fiji_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr) -{ - uint32_t ro, efuse, efuse2, clock_freq, volt_without_cks, - volt_with_cks, value; - uint16_t clock_freq_u16; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint8_t type, i, j, cks_setting, stretch_amount, stretch_amount2, - volt_offset = 0; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = - table_info->vdd_dep_on_sclk; - - stretch_amount = (uint8_t)table_info->cac_dtp_table->usClockStretchAmount; - - /* Read SMU_Eefuse to read and calculate RO and determine - * if the part is SS or FF. if RO >= 1660MHz, part is FF. - */ - efuse = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixSMU_EFUSE_0 + (146 * 4)); - efuse2 = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixSMU_EFUSE_0 + (148 * 4)); - efuse &= 0xFF000000; - efuse = efuse >> 24; - efuse2 &= 0xF; - - if (efuse2 == 1) - ro = (2300 - 1350) * efuse / 255 + 1350; - else - ro = (2500 - 1000) * efuse / 255 + 1000; - - if (ro >= 1660) - type = 0; - else - type = 1; - - /* Populate Stretch amount */ - data->smc_state_table.ClockStretcherAmount = stretch_amount; - - /* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset */ - for (i = 0; i < sclk_table->count; i++) { - data->smc_state_table.Sclk_CKS_masterEn0_7 |= - sclk_table->entries[i].cks_enable << i; - volt_without_cks = (uint32_t)((14041 * - (sclk_table->entries[i].clk/100) / 10000 + 3571 + 75 - ro) * 1000 / - (4026 - (13924 * (sclk_table->entries[i].clk/100) / 10000))); - volt_with_cks = (uint32_t)((13946 * - (sclk_table->entries[i].clk/100) / 10000 + 3320 + 45 - ro) * 1000 / - (3664 - (11454 * (sclk_table->entries[i].clk/100) / 10000))); - if (volt_without_cks >= volt_with_cks) - volt_offset = (uint8_t)(((volt_without_cks - volt_with_cks + - sclk_table->entries[i].cks_voffset) * 100 / 625) + 1); - data->smc_state_table.Sclk_voltageOffset[i] = volt_offset; - } - - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, - STRETCH_ENABLE, 0x0); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, - masterReset, 0x1); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, - staticEnable, 0x1); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, - masterReset, 0x0); - - /* Populate CKS Lookup Table */ - if (stretch_amount == 1 || stretch_amount == 2 || stretch_amount == 5) - stretch_amount2 = 0; - else if (stretch_amount == 3 || stretch_amount == 4) - stretch_amount2 = 1; - else { - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher); - PP_ASSERT_WITH_CODE(false, - "Stretch Amount in PPTable not supported\n", - return -EINVAL); - } - - value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixPWR_CKS_CNTL); - value &= 0xFFC2FF87; - data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq = - fiji_clock_stretcher_lookup_table[stretch_amount2][0]; - data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq = - fiji_clock_stretcher_lookup_table[stretch_amount2][1]; - clock_freq_u16 = (uint16_t)(PP_SMC_TO_HOST_UL(data->smc_state_table. - GraphicsLevel[data->smc_state_table.GraphicsDpmLevelCount - 1]. - SclkFrequency) / 100); - if (fiji_clock_stretcher_lookup_table[stretch_amount2][0] < - clock_freq_u16 && - fiji_clock_stretcher_lookup_table[stretch_amount2][1] > - clock_freq_u16) { - /* Program PWR_CKS_CNTL. CKS_USE_FOR_LOW_FREQ */ - value |= (fiji_clock_stretcher_lookup_table[stretch_amount2][3]) << 16; - /* Program PWR_CKS_CNTL. CKS_LDO_REFSEL */ - value |= (fiji_clock_stretcher_lookup_table[stretch_amount2][2]) << 18; - /* Program PWR_CKS_CNTL. CKS_STRETCH_AMOUNT */ - value |= (fiji_clock_stretch_amount_conversion - [fiji_clock_stretcher_lookup_table[stretch_amount2][3]] - [stretch_amount]) << 3; - } - CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable. - CKS_LOOKUPTableEntry[0].minFreq); - CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable. - CKS_LOOKUPTableEntry[0].maxFreq); - data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting = - fiji_clock_stretcher_lookup_table[stretch_amount2][2] & 0x7F; - data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting |= - (fiji_clock_stretcher_lookup_table[stretch_amount2][3]) << 7; - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixPWR_CKS_CNTL, value); - - /* Populate DDT Lookup Table */ - for (i = 0; i < 4; i++) { - /* Assign the minimum and maximum VID stored - * in the last row of Clock Stretcher Voltage Table. - */ - data->smc_state_table.ClockStretcherDataTable. - ClockStretcherDataTableEntry[i].minVID = - (uint8_t) fiji_clock_stretcher_ddt_table[type][i][2]; - data->smc_state_table.ClockStretcherDataTable. - ClockStretcherDataTableEntry[i].maxVID = - (uint8_t) fiji_clock_stretcher_ddt_table[type][i][3]; - /* Loop through each SCLK and check the frequency - * to see if it lies within the frequency for clock stretcher. - */ - for (j = 0; j < data->smc_state_table.GraphicsDpmLevelCount; j++) { - cks_setting = 0; - clock_freq = PP_SMC_TO_HOST_UL( - data->smc_state_table.GraphicsLevel[j].SclkFrequency); - /* Check the allowed frequency against the sclk level[j]. - * Sclk's endianness has already been converted, - * and it's in 10Khz unit, - * as opposed to Data table, which is in Mhz unit. - */ - if (clock_freq >= - (fiji_clock_stretcher_ddt_table[type][i][0]) * 100) { - cks_setting |= 0x2; - if (clock_freq < - (fiji_clock_stretcher_ddt_table[type][i][1]) * 100) - cks_setting |= 0x1; - } - data->smc_state_table.ClockStretcherDataTable. - ClockStretcherDataTableEntry[i].setting |= cks_setting << (j * 2); - } - CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table. - ClockStretcherDataTable. - ClockStretcherDataTableEntry[i].setting); - } - - value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL); - value &= 0xFFFFFFFE; - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL, value); - - return 0; -} - -/** -* Populates the SMC VRConfig field in DPM table. -* -* @param hwmgr the address of the hardware manager -* @param table the SMC DPM table structure to be populated -* @return always 0 -*/ -static int fiji_populate_vr_config(struct pp_hwmgr *hwmgr, - struct SMU73_Discrete_DpmTable *table) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint16_t config; - - config = VR_MERGED_WITH_VDDC; - table->VRConfig |= (config << VRCONF_VDDGFX_SHIFT); - - /* Set Vddc Voltage Controller */ - if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - config = VR_SVI2_PLANE_1; - table->VRConfig |= config; - } else { - PP_ASSERT_WITH_CODE(false, - "VDDC should be on SVI2 control in merged mode!",); - } - /* Set Vddci Voltage Controller */ - if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) { - config = VR_SVI2_PLANE_2; /* only in merged mode */ - table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); - } else if (FIJI_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) { - config = VR_SMIO_PATTERN_1; - table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); - } else { - config = VR_STATIC_VOLTAGE; - table->VRConfig |= (config << VRCONF_VDDCI_SHIFT); - } - /* Set Mvdd Voltage Controller */ - if(FIJI_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) { - config = VR_SVI2_PLANE_2; - table->VRConfig |= (config << VRCONF_MVDD_SHIFT); - } else if(FIJI_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { - config = VR_SMIO_PATTERN_2; - table->VRConfig |= (config << VRCONF_MVDD_SHIFT); - } else { - config = VR_STATIC_VOLTAGE; - table->VRConfig |= (config << VRCONF_MVDD_SHIFT); - } - - return 0; -} - -/** -* Initializes the SMC table and uploads it -* -* @param hwmgr the address of the powerplay hardware manager. -* @param pInput the pointer to input data (PowerState) -* @return always 0 -*/ -static int fiji_init_smc_table(struct pp_hwmgr *hwmgr) -{ - int result; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct SMU73_Discrete_DpmTable *table = &(data->smc_state_table); - const struct fiji_ulv_parm *ulv = &(data->ulv); - uint8_t i; - struct pp_atomctrl_gpio_pin_assignment gpio_pin; - - result = fiji_setup_default_dpm_tables(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to setup default DPM tables!", return result); - - if(FIJI_VOLTAGE_CONTROL_NONE != data->voltage_control) - fiji_populate_smc_voltage_tables(hwmgr, table); - - table->SystemFlags = 0; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition)) - table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StepVddc)) - table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; - - if (data->is_memory_gddr5) - table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5; - - if (ulv->ulv_supported && table_info->us_ulv_voltage_offset) { - result = fiji_populate_ulv_state(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize ULV state!", return result); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_ULV_PARAMETER, ulv->cg_ulv_parameter); - } - - result = fiji_populate_smc_link_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Link Level!", return result); - - result = fiji_populate_all_graphic_levels(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Graphics Level!", return result); - - result = fiji_populate_all_memory_levels(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Memory Level!", return result); - - result = fiji_populate_smc_acpi_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize ACPI Level!", return result); - - result = fiji_populate_smc_vce_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize VCE Level!", return result); - - result = fiji_populate_smc_acp_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize ACP Level!", return result); - - result = fiji_populate_smc_samu_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize SAMU Level!", return result); - - /* Since only the initial state is completely set up at this point - * (the other states are just copies of the boot state) we only - * need to populate the ARB settings for the initial state. - */ - result = fiji_program_memory_timing_parameters(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to Write ARB settings for the initial state.", return result); - - result = fiji_populate_smc_uvd_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize UVD Level!", return result); - - result = fiji_populate_smc_boot_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Boot Level!", return result); - - result = fiji_populate_smc_initailial_state(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Boot State!", return result); - - result = fiji_populate_bapm_parameters_in_dpm_table(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to populate BAPM Parameters!", return result); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher)) { - result = fiji_populate_clock_stretcher_data_table(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to populate Clock Stretcher Data Table!", - return result); - } - - table->GraphicsVoltageChangeEnable = 1; - table->GraphicsThermThrottleEnable = 1; - table->GraphicsInterval = 1; - table->VoltageInterval = 1; - table->ThermalInterval = 1; - table->TemperatureLimitHigh = - table_info->cac_dtp_table->usTargetOperatingTemp * - FIJI_Q88_FORMAT_CONVERSION_UNIT; - table->TemperatureLimitLow = - (table_info->cac_dtp_table->usTargetOperatingTemp - 1) * - FIJI_Q88_FORMAT_CONVERSION_UNIT; - table->MemoryVoltageChangeEnable = 1; - table->MemoryInterval = 1; - table->VoltageResponseTime = 0; - table->PhaseResponseTime = 0; - table->MemoryThermThrottleEnable = 1; - table->PCIeBootLinkLevel = 0; /* 0:Gen1 1:Gen2 2:Gen3*/ - table->PCIeGenInterval = 1; - table->VRConfig = 0; - - result = fiji_populate_vr_config(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to populate VRConfig setting!", return result); - - table->ThermGpio = 17; - table->SclkStepSize = 0x4000; - - if (atomctrl_get_pp_assign_pin(hwmgr, VDDC_VRHOT_GPIO_PINID, &gpio_pin)) { - table->VRHotGpio = gpio_pin.uc_gpio_pin_bit_shift; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot); - } else { - table->VRHotGpio = FIJI_UNUSED_GPIO_PIN; - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot); - } - - if (atomctrl_get_pp_assign_pin(hwmgr, PP_AC_DC_SWITCH_GPIO_PINID, - &gpio_pin)) { - table->AcDcGpio = gpio_pin.uc_gpio_pin_bit_shift; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition); - } else { - table->AcDcGpio = FIJI_UNUSED_GPIO_PIN; - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition); - } - - /* Thermal Output GPIO */ - if (atomctrl_get_pp_assign_pin(hwmgr, THERMAL_INT_OUTPUT_GPIO_PINID, - &gpio_pin)) { - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalOutGPIO); - - table->ThermOutGpio = gpio_pin.uc_gpio_pin_bit_shift; - - /* For porlarity read GPIOPAD_A with assigned Gpio pin - * since VBIOS will program this register to set 'inactive state', - * driver can then determine 'active state' from this and - * program SMU with correct polarity - */ - table->ThermOutPolarity = (0 == (cgs_read_register(hwmgr->device, mmGPIOPAD_A) & - (1 << gpio_pin.uc_gpio_pin_bit_shift))) ? 1:0; - table->ThermOutMode = SMU7_THERM_OUT_MODE_THERM_ONLY; - - /* if required, combine VRHot/PCC with thermal out GPIO */ - if(phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot) && - phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_CombinePCCWithThermalSignal)) - table->ThermOutMode = SMU7_THERM_OUT_MODE_THERM_VRHOT; - } else { - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalOutGPIO); - table->ThermOutGpio = 17; - table->ThermOutPolarity = 1; - table->ThermOutMode = SMU7_THERM_OUT_MODE_DISABLE; - } - - for (i = 0; i < SMU73_MAX_ENTRIES_SMIO; i++) - table->Smio[i] = PP_HOST_TO_SMC_UL(table->Smio[i]); - - CONVERT_FROM_HOST_TO_SMC_UL(table->SystemFlags); - CONVERT_FROM_HOST_TO_SMC_UL(table->VRConfig); - CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMask1); - CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMask2); - CONVERT_FROM_HOST_TO_SMC_UL(table->SclkStepSize); - CONVERT_FROM_HOST_TO_SMC_US(table->TemperatureLimitHigh); - CONVERT_FROM_HOST_TO_SMC_US(table->TemperatureLimitLow); - CONVERT_FROM_HOST_TO_SMC_US(table->VoltageResponseTime); - CONVERT_FROM_HOST_TO_SMC_US(table->PhaseResponseTime); - - /* Upload all dpm data to SMC memory.(dpm level, dpm level count etc) */ - result = fiji_copy_bytes_to_smc(hwmgr->smumgr, - data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, SystemFlags), - (uint8_t *)&(table->SystemFlags), - sizeof(SMU73_Discrete_DpmTable) - 3 * sizeof(SMU73_PIDController), - data->sram_end); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to upload dpm data to SMC memory!", return result); - - return 0; -} - -/** -* Initialize the ARB DRAM timing table's index field. -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always 0 -*/ -static int fiji_init_arb_table_index(struct pp_hwmgr *hwmgr) -{ - const struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t tmp; - int result; - - /* This is a read-modify-write on the first byte of the ARB table. - * The first byte in the SMU73_Discrete_MCArbDramTimingTable structure - * is the field 'current'. - * This solution is ugly, but we never write the whole table only - * individual fields in it. - * In reality this field should not be in that structure - * but in a soft register. - */ - result = fiji_read_smc_sram_dword(hwmgr->smumgr, - data->arb_table_start, &tmp, data->sram_end); - - if (result) - return result; - - tmp &= 0x00FFFFFF; - tmp |= ((uint32_t)MC_CG_ARB_FREQ_F1) << 24; - - return fiji_write_smc_sram_dword(hwmgr->smumgr, - data->arb_table_start, tmp, data->sram_end); -} - -static int fiji_enable_vrhot_gpio_interrupt(struct pp_hwmgr *hwmgr) -{ - if(phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot)) - return smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_EnableVRHotGPIOInterrupt); - - return 0; -} - -static int fiji_enable_sclk_control(struct pp_hwmgr *hwmgr) -{ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, - SCLK_PWRMGT_OFF, 0); - return 0; -} - -static int fiji_enable_ulv(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_ulv_parm *ulv = &(data->ulv); - - if (ulv->ulv_supported) - return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_EnableULV); - - return 0; -} - -static int fiji_disable_ulv(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_ulv_parm *ulv = &(data->ulv); - - if (ulv->ulv_supported) - return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DisableULV); - - return 0; -} - -static int fiji_enable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr) -{ - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkDeepSleep)) { - if (smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_MASTER_DeepSleep_ON)) - PP_ASSERT_WITH_CODE(false, - "Attempt to enable Master Deep Sleep switch failed!", - return -1); - } else { - if (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MASTER_DeepSleep_OFF)) { - PP_ASSERT_WITH_CODE(false, - "Attempt to disable Master Deep Sleep switch failed!", - return -1); - } - } - - return 0; -} - -static int fiji_disable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr) -{ - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkDeepSleep)) { - if (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MASTER_DeepSleep_OFF)) { - PP_ASSERT_WITH_CODE(false, - "Attempt to disable Master Deep Sleep switch failed!", - return -1); - } - } - - return 0; -} - -static int fiji_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t val, val0, val2; - uint32_t i, cpl_cntl, cpl_threshold, mc_threshold; - - /* enable SCLK dpm */ - if(!data->sclk_dpm_key_disabled) - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_DPM_Enable)), - "Failed to enable SCLK DPM during DPM Start Function!", - return -1); - - /* enable MCLK dpm */ - if(0 == data->mclk_dpm_key_disabled) { - cpl_threshold = 0; - mc_threshold = 0; - - /* Read per MCD tile (0 - 7) */ - for (i = 0; i < 8; i++) { - PHM_WRITE_FIELD(hwmgr->device, MC_CONFIG_MCD, MC_RD_ENABLE, i); - val = cgs_read_register(hwmgr->device, mmMC_SEQ_RESERVE_0_S) & 0xf0000000; - if (0xf0000000 != val) { - /* count number of MCQ that has channel(s) enabled */ - cpl_threshold++; - /* only harvest 3 or full 4 supported */ - mc_threshold = val ? 3 : 4; - } - } - PP_ASSERT_WITH_CODE(0 != cpl_threshold, - "Number of MCQ is zero!", return -EINVAL;); - - mc_threshold = ((mc_threshold & LCAC_MC0_CNTL__MC0_THRESHOLD_MASK) << - LCAC_MC0_CNTL__MC0_THRESHOLD__SHIFT) | - LCAC_MC0_CNTL__MC0_ENABLE_MASK; - cpl_cntl = ((cpl_threshold & LCAC_CPL_CNTL__CPL_THRESHOLD_MASK) << - LCAC_CPL_CNTL__CPL_THRESHOLD__SHIFT) | - LCAC_CPL_CNTL__CPL_ENABLE_MASK; - cpl_cntl = (cpl_cntl | (8 << LCAC_CPL_CNTL__CPL_BLOCK_ID__SHIFT)); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC0_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC1_CNTL, mc_threshold); - if (8 == cpl_threshold) { - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC2_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC3_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC4_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC5_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC6_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC7_CNTL, mc_threshold); - } - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_CPL_CNTL, cpl_cntl); - - udelay(5); - - mc_threshold = mc_threshold | - (1 << LCAC_MC0_CNTL__MC0_SIGNAL_ID__SHIFT); - cpl_cntl = cpl_cntl | (1 << LCAC_CPL_CNTL__CPL_SIGNAL_ID__SHIFT); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC0_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC1_CNTL, mc_threshold); - if (8 == cpl_threshold) { - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC2_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC3_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC4_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC5_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC6_CNTL, mc_threshold); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC7_CNTL, mc_threshold); - } - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_CPL_CNTL, cpl_cntl); - - /* Program CAC_EN per MCD (0-7) Tile */ - val0 = val = cgs_read_register(hwmgr->device, mmMC_CONFIG_MCD); - val &= ~(MC_CONFIG_MCD__MCD0_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD1_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD2_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD3_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD4_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD5_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD6_WR_ENABLE_MASK | - MC_CONFIG_MCD__MCD7_WR_ENABLE_MASK | - MC_CONFIG_MCD__MC_RD_ENABLE_MASK); - - for (i = 0; i < 8; i++) { - /* Enable MCD i Tile read & write */ - val2 = (val | (i << MC_CONFIG_MCD__MC_RD_ENABLE__SHIFT) | - (1 << i)); - cgs_write_register(hwmgr->device, mmMC_CONFIG_MCD, val2); - /* Enbale CAC_ON MCD i Tile */ - val2 = cgs_read_register(hwmgr->device, mmMC_SEQ_CNTL); - val2 |= MC_SEQ_CNTL__CAC_EN_MASK; - cgs_write_register(hwmgr->device, mmMC_SEQ_CNTL, val2); - } - /* Set MC_CONFIG_MCD back to its default setting val0 */ - cgs_write_register(hwmgr->device, mmMC_CONFIG_MCD, val0); - - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_Enable)), - "Failed to enable MCLK DPM during DPM Start Function!", - return -1); - } - return 0; -} - -static int fiji_start_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /*enable general power management */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, - GLOBAL_PWRMGT_EN, 1); - /* enable sclk deep sleep */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, - DYNAMIC_PM_EN, 1); - /* prepare for PCIE DPM */ - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - data->soft_regs_start + offsetof(SMU73_SoftRegisters, - VoltageChangeTimeout), 0x1000); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__PCIE, - SWRST_COMMAND_1, RESETLC, 0x0); - - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_Voltage_Cntl_Enable)), - "Failed to enable voltage DPM during DPM Start Function!", - return -1); - - if (fiji_enable_sclk_mclk_dpm(hwmgr)) { - printk(KERN_ERR "Failed to enable Sclk DPM and Mclk DPM!"); - return -1; - } - - /* enable PCIE dpm */ - if(!data->pcie_dpm_key_disabled) { - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_Enable)), - "Failed to enable pcie DPM during DPM Start Function!", - return -1); - } - - return 0; -} - -static int fiji_disable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /* disable SCLK dpm */ - if (!data->sclk_dpm_key_disabled) - PP_ASSERT_WITH_CODE( - (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_DPM_Disable) == 0), - "Failed to disable SCLK DPM!", - return -1); - - /* disable MCLK dpm */ - if (!data->mclk_dpm_key_disabled) { - PP_ASSERT_WITH_CODE( - (smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_SetEnabledMask, 1) == 0), - "Failed to force MCLK DPM0!", - return -1); - - PP_ASSERT_WITH_CODE( - (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_Disable) == 0), - "Failed to disable MCLK DPM!", - return -1); - } - - return 0; -} - -static int fiji_stop_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /* disable general power management */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, - GLOBAL_PWRMGT_EN, 0); - /* disable sclk deep sleep */ - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, - DYNAMIC_PM_EN, 0); - - /* disable PCIE dpm */ - if (!data->pcie_dpm_key_disabled) { - PP_ASSERT_WITH_CODE( - (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_Disable) == 0), - "Failed to disable pcie DPM during DPM Stop Function!", - return -1); - } - - if (fiji_disable_sclk_mclk_dpm(hwmgr)) { - printk(KERN_ERR "Failed to disable Sclk DPM and Mclk DPM!"); - return -1; - } - - PP_ASSERT_WITH_CODE( - (smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_Voltage_Cntl_Disable) == 0), - "Failed to disable voltage DPM during DPM Stop Function!", - return -1); - - return 0; -} - -static void fiji_set_dpm_event_sources(struct pp_hwmgr *hwmgr, - uint32_t sources) -{ - bool protection; - enum DPM_EVENT_SRC src; - - switch (sources) { - default: - printk(KERN_ERR "Unknown throttling event sources."); - /* fall through */ - case 0: - protection = false; - /* src is unused */ - break; - case (1 << PHM_AutoThrottleSource_Thermal): - protection = true; - src = DPM_EVENT_SRC_DIGITAL; - break; - case (1 << PHM_AutoThrottleSource_External): - protection = true; - src = DPM_EVENT_SRC_EXTERNAL; - break; - case (1 << PHM_AutoThrottleSource_External) | - (1 << PHM_AutoThrottleSource_Thermal): - protection = true; - src = DPM_EVENT_SRC_DIGITAL_OR_EXTERNAL; - break; - } - /* Order matters - don't enable thermal protection for the wrong source. */ - if (protection) { - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_THERMAL_CTRL, - DPM_EVENT_SRC, src); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, - THERMAL_PROTECTION_DIS, - !phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalController)); - } else - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, - THERMAL_PROTECTION_DIS, 1); -} - -static int fiji_enable_auto_throttle_source(struct pp_hwmgr *hwmgr, - PHM_AutoThrottleSource source) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (!(data->active_auto_throttle_sources & (1 << source))) { - data->active_auto_throttle_sources |= 1 << source; - fiji_set_dpm_event_sources(hwmgr, data->active_auto_throttle_sources); - } - return 0; -} - -static int fiji_enable_thermal_auto_throttle(struct pp_hwmgr *hwmgr) -{ - return fiji_enable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal); -} - -static int fiji_disable_auto_throttle_source(struct pp_hwmgr *hwmgr, - PHM_AutoThrottleSource source) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (data->active_auto_throttle_sources & (1 << source)) { - data->active_auto_throttle_sources &= ~(1 << source); - fiji_set_dpm_event_sources(hwmgr, data->active_auto_throttle_sources); - } - return 0; -} - -static int fiji_disable_thermal_auto_throttle(struct pp_hwmgr *hwmgr) -{ - return fiji_disable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal); -} - -static int fiji_enable_dpm_tasks(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = (!fiji_is_dpm_running(hwmgr))? 0 : -1; - PP_ASSERT_WITH_CODE(result == 0, - "DPM is already running right now, no need to enable DPM!", - return 0); - - if (fiji_voltage_control(hwmgr)) { - tmp_result = fiji_enable_voltage_control(hwmgr); - PP_ASSERT_WITH_CODE(tmp_result == 0, - "Failed to enable voltage control!", - result = tmp_result); - } - - if (fiji_voltage_control(hwmgr)) { - tmp_result = fiji_construct_voltage_tables(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to contruct voltage tables!", - result = tmp_result); - } - - tmp_result = fiji_initialize_mc_reg_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize MC reg table!", result = tmp_result); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EngineSpreadSpectrumSupport)) - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, 1); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalController)) - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, 0); - - tmp_result = fiji_program_static_screen_threshold_parameters(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to program static screen threshold parameters!", - result = tmp_result); - - tmp_result = fiji_enable_display_gap(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable display gap!", result = tmp_result); - - tmp_result = fiji_program_voting_clients(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to program voting clients!", result = tmp_result); - - tmp_result = fiji_process_firmware_header(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to process firmware header!", result = tmp_result); - - tmp_result = fiji_initial_switch_from_arbf0_to_f1(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize switch from ArbF0 to F1!", - result = tmp_result); - - tmp_result = fiji_init_smc_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize SMC table!", result = tmp_result); - - tmp_result = fiji_init_arb_table_index(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize ARB table index!", result = tmp_result); - - tmp_result = fiji_populate_pm_fuses(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to populate PM fuses!", result = tmp_result); - - tmp_result = fiji_enable_vrhot_gpio_interrupt(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable VR hot GPIO interrupt!", result = tmp_result); - - tmp_result = tonga_notify_smc_display_change(hwmgr, false); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to notify no display!", result = tmp_result); - - tmp_result = fiji_enable_sclk_control(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable SCLK control!", result = tmp_result); - - tmp_result = fiji_enable_ulv(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable ULV!", result = tmp_result); - - tmp_result = fiji_enable_deep_sleep_master_switch(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable deep sleep master switch!", result = tmp_result); - - tmp_result = fiji_start_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to start DPM!", result = tmp_result); - - tmp_result = fiji_enable_smc_cac(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable SMC CAC!", result = tmp_result); - - tmp_result = fiji_enable_power_containment(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable power containment!", result = tmp_result); - - tmp_result = fiji_power_control_set_level(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to power control set level!", result = tmp_result); - - tmp_result = fiji_enable_thermal_auto_throttle(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable thermal auto throttle!", result = tmp_result); - - return result; -} - -static int fiji_disable_dpm_tasks(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = (fiji_is_dpm_running(hwmgr)) ? 0 : -1; - PP_ASSERT_WITH_CODE(tmp_result == 0, - "DPM is not running right now, no need to disable DPM!", - return 0); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalController)) - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, 1); - - tmp_result = fiji_disable_power_containment(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to disable power containment!", result = tmp_result); - - tmp_result = fiji_disable_smc_cac(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to disable SMC CAC!", result = tmp_result); - - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - CG_SPLL_SPREAD_SPECTRUM, SSEN, 0); - PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, 0); - - tmp_result = fiji_disable_thermal_auto_throttle(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to disable thermal auto throttle!", result = tmp_result); - - tmp_result = fiji_stop_dpm(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to stop DPM!", result = tmp_result); - - tmp_result = fiji_disable_deep_sleep_master_switch(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to disable deep sleep master switch!", result = tmp_result); - - tmp_result = fiji_disable_ulv(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to disable ULV!", result = tmp_result); - - tmp_result = fiji_clear_voting_clients(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to clear voting clients!", result = tmp_result); - - tmp_result = fiji_reset_to_default(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to reset to default!", result = tmp_result); - - tmp_result = fiji_force_switch_to_arbf0(hwmgr); - PP_ASSERT_WITH_CODE((tmp_result == 0), - "Failed to force to switch arbf0!", result = tmp_result); - - return result; -} - -static int fiji_force_dpm_highest(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t level, tmp; - - if (!data->sclk_dpm_key_disabled) { - if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { - level = 0; - tmp = data->dpm_level_enable_mask.sclk_dpm_enable_mask; - while (tmp >>= 1) - level++; - if (level) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_SetEnabledMask, - (1 << level)); - } - } - - if (!data->mclk_dpm_key_disabled) { - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { - level = 0; - tmp = data->dpm_level_enable_mask.mclk_dpm_enable_mask; - while (tmp >>= 1) - level++; - if (level) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_SetEnabledMask, - (1 << level)); - } - } - - if (!data->pcie_dpm_key_disabled) { - if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) { - level = 0; - tmp = data->dpm_level_enable_mask.pcie_dpm_enable_mask; - while (tmp >>= 1) - level++; - if (level) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_ForceLevel, - (1 << level)); - } - } - return 0; -} - -static int fiji_upload_dpmlevel_enable_mask(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - phm_apply_dal_min_voltage_request(hwmgr); - - if (!data->sclk_dpm_key_disabled) { - if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_SetEnabledMask, - data->dpm_level_enable_mask.sclk_dpm_enable_mask); - } - return 0; -} - -static int fiji_unforce_dpm_levels(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (!fiji_is_dpm_running(hwmgr)) - return -EINVAL; - - if (!data->pcie_dpm_key_disabled) { - smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_UnForceLevel); - } - - return fiji_upload_dpmlevel_enable_mask(hwmgr); -} - -static uint32_t fiji_get_lowest_enabled_level( - struct pp_hwmgr *hwmgr, uint32_t mask) -{ - uint32_t level = 0; - - while(0 == (mask & (1 << level))) - level++; - - return level; -} - -static int fiji_force_dpm_lowest(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = - (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t level; - - if (!data->sclk_dpm_key_disabled) - if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { - level = fiji_get_lowest_enabled_level(hwmgr, - data->dpm_level_enable_mask.sclk_dpm_enable_mask); - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_SetEnabledMask, - (1 << level)); - - } - - if (!data->mclk_dpm_key_disabled) { - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { - level = fiji_get_lowest_enabled_level(hwmgr, - data->dpm_level_enable_mask.mclk_dpm_enable_mask); - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_SetEnabledMask, - (1 << level)); - } - } - - if (!data->pcie_dpm_key_disabled) { - if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) { - level = fiji_get_lowest_enabled_level(hwmgr, - data->dpm_level_enable_mask.pcie_dpm_enable_mask); - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_ForceLevel, - (1 << level)); - } - } - - return 0; - -} -static int fiji_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, - enum amd_dpm_forced_level level) -{ - int ret = 0; - - switch (level) { - case AMD_DPM_FORCED_LEVEL_HIGH: - ret = fiji_force_dpm_highest(hwmgr); - if (ret) - return ret; - break; - case AMD_DPM_FORCED_LEVEL_LOW: - ret = fiji_force_dpm_lowest(hwmgr); - if (ret) - return ret; - break; - case AMD_DPM_FORCED_LEVEL_AUTO: - ret = fiji_unforce_dpm_levels(hwmgr); - if (ret) - return ret; - break; - default: - break; - } - - hwmgr->dpm_level = level; - - return ret; -} - -static int fiji_get_power_state_size(struct pp_hwmgr *hwmgr) -{ - return sizeof(struct fiji_power_state); -} - -static int fiji_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr, - void *state, struct pp_power_state *power_state, - void *pp_table, uint32_t classification_flag) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_power_state *fiji_power_state = - (struct fiji_power_state *)(&(power_state->hardware)); - struct fiji_performance_level *performance_level; - ATOM_Tonga_State *state_entry = (ATOM_Tonga_State *)state; - ATOM_Tonga_POWERPLAYTABLE *powerplay_table = - (ATOM_Tonga_POWERPLAYTABLE *)pp_table; - ATOM_Tonga_SCLK_Dependency_Table *sclk_dep_table = - (ATOM_Tonga_SCLK_Dependency_Table *) - (((unsigned long)powerplay_table) + - le16_to_cpu(powerplay_table->usSclkDependencyTableOffset)); - ATOM_Tonga_MCLK_Dependency_Table *mclk_dep_table = - (ATOM_Tonga_MCLK_Dependency_Table *) - (((unsigned long)powerplay_table) + - le16_to_cpu(powerplay_table->usMclkDependencyTableOffset)); - - /* The following fields are not initialized here: id orderedList allStatesList */ - power_state->classification.ui_label = - (le16_to_cpu(state_entry->usClassification) & - ATOM_PPLIB_CLASSIFICATION_UI_MASK) >> - ATOM_PPLIB_CLASSIFICATION_UI_SHIFT; - power_state->classification.flags = classification_flag; - /* NOTE: There is a classification2 flag in BIOS that is not being used right now */ - - power_state->classification.temporary_state = false; - power_state->classification.to_be_deleted = false; - - power_state->validation.disallowOnDC = - (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) & - ATOM_Tonga_DISALLOW_ON_DC)); - - power_state->pcie.lanes = 0; - - power_state->display.disableFrameModulation = false; - power_state->display.limitRefreshrate = false; - power_state->display.enableVariBright = - (0 != (le32_to_cpu(state_entry->ulCapsAndSettings) & - ATOM_Tonga_ENABLE_VARIBRIGHT)); - - power_state->validation.supportedPowerLevels = 0; - power_state->uvd_clocks.VCLK = 0; - power_state->uvd_clocks.DCLK = 0; - power_state->temperatures.min = 0; - power_state->temperatures.max = 0; - - performance_level = &(fiji_power_state->performance_levels - [fiji_power_state->performance_level_count++]); - - PP_ASSERT_WITH_CODE( - (fiji_power_state->performance_level_count < SMU73_MAX_LEVELS_GRAPHICS), - "Performance levels exceeds SMC limit!", - return -1); - - PP_ASSERT_WITH_CODE( - (fiji_power_state->performance_level_count <= - hwmgr->platform_descriptor.hardwareActivityPerformanceLevels), - "Performance levels exceeds Driver limit!", - return -1); - - /* Performance levels are arranged from low to high. */ - performance_level->memory_clock = mclk_dep_table->entries - [state_entry->ucMemoryClockIndexLow].ulMclk; - performance_level->engine_clock = sclk_dep_table->entries - [state_entry->ucEngineClockIndexLow].ulSclk; - performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap, - state_entry->ucPCIEGenLow); - performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap, - state_entry->ucPCIELaneHigh); - - performance_level = &(fiji_power_state->performance_levels - [fiji_power_state->performance_level_count++]); - performance_level->memory_clock = mclk_dep_table->entries - [state_entry->ucMemoryClockIndexHigh].ulMclk; - performance_level->engine_clock = sclk_dep_table->entries - [state_entry->ucEngineClockIndexHigh].ulSclk; - performance_level->pcie_gen = get_pcie_gen_support(data->pcie_gen_cap, - state_entry->ucPCIEGenHigh); - performance_level->pcie_lane = get_pcie_lane_support(data->pcie_lane_cap, - state_entry->ucPCIELaneHigh); - - return 0; -} - -static int fiji_get_pp_table_entry(struct pp_hwmgr *hwmgr, - unsigned long entry_index, struct pp_power_state *state) -{ - int result; - struct fiji_power_state *ps; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = - table_info->vdd_dep_on_mclk; - - state->hardware.magic = PHM_VIslands_Magic; - - ps = (struct fiji_power_state *)(&state->hardware); - - result = tonga_get_powerplay_table_entry(hwmgr, entry_index, state, - fiji_get_pp_table_entry_callback_func); - - /* This is the earliest time we have all the dependency table and the VBIOS boot state - * as PP_Tables_GetPowerPlayTableEntry retrieves the VBIOS boot state - * if there is only one VDDCI/MCLK level, check if it's the same as VBIOS boot state - */ - if (dep_mclk_table != NULL && dep_mclk_table->count == 1) { - if (dep_mclk_table->entries[0].clk != - data->vbios_boot_state.mclk_bootup_value) - printk(KERN_ERR "Single MCLK entry VDDCI/MCLK dependency table " - "does not match VBIOS boot MCLK level"); - if (dep_mclk_table->entries[0].vddci != - data->vbios_boot_state.vddci_bootup_value) - printk(KERN_ERR "Single VDDCI entry VDDCI/MCLK dependency table " - "does not match VBIOS boot VDDCI level"); - } - - /* set DC compatible flag if this state supports DC */ - if (!state->validation.disallowOnDC) - ps->dc_compatible = true; - - if (state->classification.flags & PP_StateClassificationFlag_ACPI) - data->acpi_pcie_gen = ps->performance_levels[0].pcie_gen; - - ps->uvd_clks.vclk = state->uvd_clocks.VCLK; - ps->uvd_clks.dclk = state->uvd_clocks.DCLK; - - if (!result) { - uint32_t i; - - switch (state->classification.ui_label) { - case PP_StateUILabel_Performance: - data->use_pcie_performance_levels = true; - - for (i = 0; i < ps->performance_level_count; i++) { - if (data->pcie_gen_performance.max < - ps->performance_levels[i].pcie_gen) - data->pcie_gen_performance.max = - ps->performance_levels[i].pcie_gen; - - if (data->pcie_gen_performance.min > - ps->performance_levels[i].pcie_gen) - data->pcie_gen_performance.min = - ps->performance_levels[i].pcie_gen; - - if (data->pcie_lane_performance.max < - ps->performance_levels[i].pcie_lane) - data->pcie_lane_performance.max = - ps->performance_levels[i].pcie_lane; - - if (data->pcie_lane_performance.min > - ps->performance_levels[i].pcie_lane) - data->pcie_lane_performance.min = - ps->performance_levels[i].pcie_lane; - } - break; - case PP_StateUILabel_Battery: - data->use_pcie_power_saving_levels = true; - - for (i = 0; i < ps->performance_level_count; i++) { - if (data->pcie_gen_power_saving.max < - ps->performance_levels[i].pcie_gen) - data->pcie_gen_power_saving.max = - ps->performance_levels[i].pcie_gen; - - if (data->pcie_gen_power_saving.min > - ps->performance_levels[i].pcie_gen) - data->pcie_gen_power_saving.min = - ps->performance_levels[i].pcie_gen; - - if (data->pcie_lane_power_saving.max < - ps->performance_levels[i].pcie_lane) - data->pcie_lane_power_saving.max = - ps->performance_levels[i].pcie_lane; - - if (data->pcie_lane_power_saving.min > - ps->performance_levels[i].pcie_lane) - data->pcie_lane_power_saving.min = - ps->performance_levels[i].pcie_lane; - } - break; - default: - break; - } - } - return 0; -} - -static int fiji_apply_state_adjust_rules(struct pp_hwmgr *hwmgr, - struct pp_power_state *request_ps, - const struct pp_power_state *current_ps) -{ - struct fiji_power_state *fiji_ps = - cast_phw_fiji_power_state(&request_ps->hardware); - uint32_t sclk; - uint32_t mclk; - struct PP_Clocks minimum_clocks = {0}; - bool disable_mclk_switching; - bool disable_mclk_switching_for_frame_lock; - struct cgs_display_info info = {0}; - const struct phm_clock_and_voltage_limits *max_limits; - uint32_t i; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - int32_t count; - int32_t stable_pstate_sclk = 0, stable_pstate_mclk = 0; - - data->battery_state = (PP_StateUILabel_Battery == - request_ps->classification.ui_label); - - PP_ASSERT_WITH_CODE(fiji_ps->performance_level_count == 2, - "VI should always have 2 performance levels",); - - max_limits = (PP_PowerSource_AC == hwmgr->power_source) ? - &(hwmgr->dyn_state.max_clock_voltage_on_ac) : - &(hwmgr->dyn_state.max_clock_voltage_on_dc); - - /* Cap clock DPM tables at DC MAX if it is in DC. */ - if (PP_PowerSource_DC == hwmgr->power_source) { - for (i = 0; i < fiji_ps->performance_level_count; i++) { - if (fiji_ps->performance_levels[i].memory_clock > max_limits->mclk) - fiji_ps->performance_levels[i].memory_clock = max_limits->mclk; - if (fiji_ps->performance_levels[i].engine_clock > max_limits->sclk) - fiji_ps->performance_levels[i].engine_clock = max_limits->sclk; - } - } - - fiji_ps->vce_clks.evclk = hwmgr->vce_arbiter.evclk; - fiji_ps->vce_clks.ecclk = hwmgr->vce_arbiter.ecclk; - - fiji_ps->acp_clk = hwmgr->acp_arbiter.acpclk; - - cgs_get_active_displays_info(hwmgr->device, &info); - - /*TO DO result = PHM_CheckVBlankTime(hwmgr, &vblankTooShort);*/ - - /* TO DO GetMinClockSettings(hwmgr->pPECI, &minimum_clocks); */ - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) { - max_limits = &(hwmgr->dyn_state.max_clock_voltage_on_ac); - stable_pstate_sclk = (max_limits->sclk * 75) / 100; - - for (count = table_info->vdd_dep_on_sclk->count - 1; - count >= 0; count--) { - if (stable_pstate_sclk >= - table_info->vdd_dep_on_sclk->entries[count].clk) { - stable_pstate_sclk = - table_info->vdd_dep_on_sclk->entries[count].clk; - break; - } - } - - if (count < 0) - stable_pstate_sclk = table_info->vdd_dep_on_sclk->entries[0].clk; - - stable_pstate_mclk = max_limits->mclk; - - minimum_clocks.engineClock = stable_pstate_sclk; - minimum_clocks.memoryClock = stable_pstate_mclk; - } - - if (minimum_clocks.engineClock < hwmgr->gfx_arbiter.sclk) - minimum_clocks.engineClock = hwmgr->gfx_arbiter.sclk; - - if (minimum_clocks.memoryClock < hwmgr->gfx_arbiter.mclk) - minimum_clocks.memoryClock = hwmgr->gfx_arbiter.mclk; - - fiji_ps->sclk_threshold = hwmgr->gfx_arbiter.sclk_threshold; - - if (0 != hwmgr->gfx_arbiter.sclk_over_drive) { - PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.sclk_over_drive <= - hwmgr->platform_descriptor.overdriveLimit.engineClock), - "Overdrive sclk exceeds limit", - hwmgr->gfx_arbiter.sclk_over_drive = - hwmgr->platform_descriptor.overdriveLimit.engineClock); - - if (hwmgr->gfx_arbiter.sclk_over_drive >= hwmgr->gfx_arbiter.sclk) - fiji_ps->performance_levels[1].engine_clock = - hwmgr->gfx_arbiter.sclk_over_drive; - } - - if (0 != hwmgr->gfx_arbiter.mclk_over_drive) { - PP_ASSERT_WITH_CODE((hwmgr->gfx_arbiter.mclk_over_drive <= - hwmgr->platform_descriptor.overdriveLimit.memoryClock), - "Overdrive mclk exceeds limit", - hwmgr->gfx_arbiter.mclk_over_drive = - hwmgr->platform_descriptor.overdriveLimit.memoryClock); - - if (hwmgr->gfx_arbiter.mclk_over_drive >= hwmgr->gfx_arbiter.mclk) - fiji_ps->performance_levels[1].memory_clock = - hwmgr->gfx_arbiter.mclk_over_drive; - } - - disable_mclk_switching_for_frame_lock = phm_cap_enabled( - hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DisableMclkSwitchingForFrameLock); - - disable_mclk_switching = (1 < info.display_count) || - disable_mclk_switching_for_frame_lock; - - sclk = fiji_ps->performance_levels[0].engine_clock; - mclk = fiji_ps->performance_levels[0].memory_clock; - - if (disable_mclk_switching) - mclk = fiji_ps->performance_levels - [fiji_ps->performance_level_count - 1].memory_clock; - - if (sclk < minimum_clocks.engineClock) - sclk = (minimum_clocks.engineClock > max_limits->sclk) ? - max_limits->sclk : minimum_clocks.engineClock; - - if (mclk < minimum_clocks.memoryClock) - mclk = (minimum_clocks.memoryClock > max_limits->mclk) ? - max_limits->mclk : minimum_clocks.memoryClock; - - fiji_ps->performance_levels[0].engine_clock = sclk; - fiji_ps->performance_levels[0].memory_clock = mclk; - - fiji_ps->performance_levels[1].engine_clock = - (fiji_ps->performance_levels[1].engine_clock >= - fiji_ps->performance_levels[0].engine_clock) ? - fiji_ps->performance_levels[1].engine_clock : - fiji_ps->performance_levels[0].engine_clock; - - if (disable_mclk_switching) { - if (mclk < fiji_ps->performance_levels[1].memory_clock) - mclk = fiji_ps->performance_levels[1].memory_clock; - - fiji_ps->performance_levels[0].memory_clock = mclk; - fiji_ps->performance_levels[1].memory_clock = mclk; - } else { - if (fiji_ps->performance_levels[1].memory_clock < - fiji_ps->performance_levels[0].memory_clock) - fiji_ps->performance_levels[1].memory_clock = - fiji_ps->performance_levels[0].memory_clock; - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) { - for (i = 0; i < fiji_ps->performance_level_count; i++) { - fiji_ps->performance_levels[i].engine_clock = stable_pstate_sclk; - fiji_ps->performance_levels[i].memory_clock = stable_pstate_mclk; - fiji_ps->performance_levels[i].pcie_gen = data->pcie_gen_performance.max; - fiji_ps->performance_levels[i].pcie_lane = data->pcie_gen_performance.max; - } - } - - return 0; -} - -static int fiji_find_dpm_states_clocks_in_dpm_table(struct pp_hwmgr *hwmgr, const void *input) -{ - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - const struct fiji_power_state *fiji_ps = - cast_const_phw_fiji_power_state(states->pnew_state); - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); - uint32_t sclk = fiji_ps->performance_levels - [fiji_ps->performance_level_count - 1].engine_clock; - struct fiji_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); - uint32_t mclk = fiji_ps->performance_levels - [fiji_ps->performance_level_count - 1].memory_clock; - uint32_t i; - struct cgs_display_info info = {0}; - - data->need_update_smu7_dpm_table = 0; - - for (i = 0; i < sclk_table->count; i++) { - if (sclk == sclk_table->dpm_levels[i].value) - break; - } - - if (i >= sclk_table->count) - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; - else { - if(data->display_timing.min_clock_in_sr != - hwmgr->display_config.min_core_set_clock_in_sr) - data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; - } - - for (i = 0; i < mclk_table->count; i++) { - if (mclk == mclk_table->dpm_levels[i].value) - break; - } - - if (i >= mclk_table->count) - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK; - - cgs_get_active_displays_info(hwmgr->device, &info); - - if (data->display_timing.num_existing_displays != info.display_count) - data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK; - - return 0; -} - -static uint16_t fiji_get_maximum_link_speed(struct pp_hwmgr *hwmgr, - const struct fiji_power_state *fiji_ps) -{ - uint32_t i; - uint32_t sclk, max_sclk = 0; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_dpm_table *dpm_table = &data->dpm_table; - - for (i = 0; i < fiji_ps->performance_level_count; i++) { - sclk = fiji_ps->performance_levels[i].engine_clock; - if (max_sclk < sclk) - max_sclk = sclk; - } - - for (i = 0; i < dpm_table->sclk_table.count; i++) { - if (dpm_table->sclk_table.dpm_levels[i].value == max_sclk) - return (uint16_t) ((i >= dpm_table->pcie_speed_table.count) ? - dpm_table->pcie_speed_table.dpm_levels - [dpm_table->pcie_speed_table.count - 1].value : - dpm_table->pcie_speed_table.dpm_levels[i].value); - } - - return 0; -} - -static int fiji_request_link_speed_change_before_state_change( - struct pp_hwmgr *hwmgr, const void *input) -{ - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - const struct fiji_power_state *fiji_nps = - cast_const_phw_fiji_power_state(states->pnew_state); - const struct fiji_power_state *fiji_cps = - cast_const_phw_fiji_power_state(states->pcurrent_state); - - uint16_t target_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_nps); - uint16_t current_link_speed; - - if (data->force_pcie_gen == PP_PCIEGenInvalid) - current_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_cps); - else - current_link_speed = data->force_pcie_gen; - - data->force_pcie_gen = PP_PCIEGenInvalid; - data->pspp_notify_required = false; - if (target_link_speed > current_link_speed) { - switch(target_link_speed) { - case PP_PCIEGen3: - if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN3, false)) - break; - data->force_pcie_gen = PP_PCIEGen2; - if (current_link_speed == PP_PCIEGen2) - break; - case PP_PCIEGen2: - if (0 == acpi_pcie_perf_request(hwmgr->device, PCIE_PERF_REQ_GEN2, false)) - break; - default: - data->force_pcie_gen = fiji_get_current_pcie_speed(hwmgr); - break; - } - } else { - if (target_link_speed < current_link_speed) - data->pspp_notify_required = true; - } - - return 0; -} - -static int fiji_freeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (0 == data->need_update_smu7_dpm_table) - return 0; - - if ((0 == data->sclk_dpm_key_disabled) && - (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) { - PP_ASSERT_WITH_CODE(fiji_is_dpm_running(hwmgr), - "Trying to freeze SCLK DPM when DPM is disabled", - ); - PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_FreezeLevel), - "Failed to freeze SCLK DPM during FreezeSclkMclkDPM Function!", - return -1); - } - - if ((0 == data->mclk_dpm_key_disabled) && - (data->need_update_smu7_dpm_table & - DPMTABLE_OD_UPDATE_MCLK)) { - PP_ASSERT_WITH_CODE(fiji_is_dpm_running(hwmgr), - "Trying to freeze MCLK DPM when DPM is disabled", - ); - PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_FreezeLevel), - "Failed to freeze MCLK DPM during FreezeSclkMclkDPM Function!", - return -1); - } - - return 0; -} - -static int fiji_populate_and_upload_sclk_mclk_dpm_levels( - struct pp_hwmgr *hwmgr, const void *input) -{ - int result = 0; - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - const struct fiji_power_state *fiji_ps = - cast_const_phw_fiji_power_state(states->pnew_state); - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t sclk = fiji_ps->performance_levels - [fiji_ps->performance_level_count - 1].engine_clock; - uint32_t mclk = fiji_ps->performance_levels - [fiji_ps->performance_level_count - 1].memory_clock; - struct fiji_dpm_table *dpm_table = &data->dpm_table; - - struct fiji_dpm_table *golden_dpm_table = &data->golden_dpm_table; - uint32_t dpm_count, clock_percent; - uint32_t i; - - if (0 == data->need_update_smu7_dpm_table) - return 0; - - if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK) { - dpm_table->sclk_table.dpm_levels - [dpm_table->sclk_table.count - 1].value = sclk; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_OD6PlusinACSupport) || - phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_OD6PlusinDCSupport)) { - /* Need to do calculation based on the golden DPM table - * as the Heatmap GPU Clock axis is also based on the default values - */ - PP_ASSERT_WITH_CODE( - (golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count - 1].value != 0), - "Divide by 0!", - return -1); - dpm_count = dpm_table->sclk_table.count < 2 ? - 0 : dpm_table->sclk_table.count - 2; - for (i = dpm_count; i > 1; i--) { - if (sclk > golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count-1].value) { - clock_percent = - ((sclk - golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count-1].value) * 100) / - golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count-1].value; - - dpm_table->sclk_table.dpm_levels[i].value = - golden_dpm_table->sclk_table.dpm_levels[i].value + - (golden_dpm_table->sclk_table.dpm_levels[i].value * - clock_percent)/100; - - } else if (golden_dpm_table->sclk_table.dpm_levels - [dpm_table->sclk_table.count-1].value > sclk) { - clock_percent = - ((golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count - 1].value - sclk) * - 100) / - golden_dpm_table->sclk_table.dpm_levels - [golden_dpm_table->sclk_table.count-1].value; - - dpm_table->sclk_table.dpm_levels[i].value = - golden_dpm_table->sclk_table.dpm_levels[i].value - - (golden_dpm_table->sclk_table.dpm_levels[i].value * - clock_percent) / 100; - } else - dpm_table->sclk_table.dpm_levels[i].value = - golden_dpm_table->sclk_table.dpm_levels[i].value; - } - } - } - - if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) { - dpm_table->mclk_table.dpm_levels - [dpm_table->mclk_table.count - 1].value = mclk; - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_OD6PlusinACSupport) || - phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_OD6PlusinDCSupport)) { - - PP_ASSERT_WITH_CODE( - (golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value != 0), - "Divide by 0!", - return -1); - dpm_count = dpm_table->mclk_table.count < 2 ? - 0 : dpm_table->mclk_table.count - 2; - for (i = dpm_count; i > 1; i--) { - if (mclk > golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value) { - clock_percent = ((mclk - - golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value) * 100) / - golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value; - - dpm_table->mclk_table.dpm_levels[i].value = - golden_dpm_table->mclk_table.dpm_levels[i].value + - (golden_dpm_table->mclk_table.dpm_levels[i].value * - clock_percent) / 100; - - } else if (golden_dpm_table->mclk_table.dpm_levels - [dpm_table->mclk_table.count-1].value > mclk) { - clock_percent = ((golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value - mclk) * 100) / - golden_dpm_table->mclk_table.dpm_levels - [golden_dpm_table->mclk_table.count-1].value; - - dpm_table->mclk_table.dpm_levels[i].value = - golden_dpm_table->mclk_table.dpm_levels[i].value - - (golden_dpm_table->mclk_table.dpm_levels[i].value * - clock_percent) / 100; - } else - dpm_table->mclk_table.dpm_levels[i].value = - golden_dpm_table->mclk_table.dpm_levels[i].value; - } - } - } - - if (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK)) { - result = fiji_populate_all_graphic_levels(hwmgr); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to populate SCLK during PopulateNewDPMClocksStates Function!", - return result); - } - - if (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_MCLK + DPMTABLE_UPDATE_MCLK)) { - /*populate MCLK dpm table to SMU7 */ - result = fiji_populate_all_memory_levels(hwmgr); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to populate MCLK during PopulateNewDPMClocksStates Function!", - return result); - } - - return result; -} - -static int fiji_trim_single_dpm_states(struct pp_hwmgr *hwmgr, - struct fiji_single_dpm_table * dpm_table, - uint32_t low_limit, uint32_t high_limit) -{ - uint32_t i; - - for (i = 0; i < dpm_table->count; i++) { - if ((dpm_table->dpm_levels[i].value < low_limit) || - (dpm_table->dpm_levels[i].value > high_limit)) - dpm_table->dpm_levels[i].enabled = false; - else - dpm_table->dpm_levels[i].enabled = true; - } - return 0; -} - -static int fiji_trim_dpm_states(struct pp_hwmgr *hwmgr, - const struct fiji_power_state *fiji_ps) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t high_limit_count; - - PP_ASSERT_WITH_CODE((fiji_ps->performance_level_count >= 1), - "power state did not have any performance level", - return -1); - - high_limit_count = (1 == fiji_ps->performance_level_count) ? 0 : 1; - - fiji_trim_single_dpm_states(hwmgr, - &(data->dpm_table.sclk_table), - fiji_ps->performance_levels[0].engine_clock, - fiji_ps->performance_levels[high_limit_count].engine_clock); - - fiji_trim_single_dpm_states(hwmgr, - &(data->dpm_table.mclk_table), - fiji_ps->performance_levels[0].memory_clock, - fiji_ps->performance_levels[high_limit_count].memory_clock); - - return 0; -} - -static int fiji_generate_dpm_level_enable_mask( - struct pp_hwmgr *hwmgr, const void *input) -{ - int result; - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - const struct fiji_power_state *fiji_ps = - cast_const_phw_fiji_power_state(states->pnew_state); - - result = fiji_trim_dpm_states(hwmgr, fiji_ps); - if (result) - return result; - - data->dpm_level_enable_mask.sclk_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&data->dpm_table.sclk_table); - data->dpm_level_enable_mask.mclk_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&data->dpm_table.mclk_table); - data->last_mclk_dpm_enable_mask = - data->dpm_level_enable_mask.mclk_dpm_enable_mask; - - if (data->uvd_enabled) { - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask & 1) - data->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; - } - - data->dpm_level_enable_mask.pcie_dpm_enable_mask = - fiji_get_dpm_level_enable_mask_value(&data->dpm_table.pcie_speed_table); - - return 0; -} - -int fiji_enable_disable_uvd_dpm(struct pp_hwmgr *hwmgr, bool enable) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, enable ? - (PPSMC_Msg)PPSMC_MSG_UVDDPM_Enable : - (PPSMC_Msg)PPSMC_MSG_UVDDPM_Disable); -} - -int fiji_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, enable? - PPSMC_MSG_VCEDPM_Enable : - PPSMC_MSG_VCEDPM_Disable); -} - -int fiji_enable_disable_samu_dpm(struct pp_hwmgr *hwmgr, bool enable) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, enable? - PPSMC_MSG_SAMUDPM_Enable : - PPSMC_MSG_SAMUDPM_Disable); -} - -int fiji_enable_disable_acp_dpm(struct pp_hwmgr *hwmgr, bool enable) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, enable? - PPSMC_MSG_ACPDPM_Enable : - PPSMC_MSG_ACPDPM_Disable); -} - -int fiji_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (!bgate) { - data->smc_state_table.UvdBootLevel = 0; - if (table_info->mm_dep_table->count > 0) - data->smc_state_table.UvdBootLevel = - (uint8_t) (table_info->mm_dep_table->count - 1); - mm_boot_level_offset = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, UvdBootLevel); - mm_boot_level_offset /= 4; - mm_boot_level_offset *= 4; - mm_boot_level_value = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset); - mm_boot_level_value &= 0x00FFFFFF; - mm_boot_level_value |= data->smc_state_table.UvdBootLevel << 24; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value); - - if (!phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_UVDDPM) || - phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_UVDDPM_SetEnabledMask, - (uint32_t)(1 << data->smc_state_table.UvdBootLevel)); - } - - return fiji_enable_disable_uvd_dpm(hwmgr, !bgate); -} - -int fiji_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input) -{ - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - const struct fiji_power_state *fiji_nps = - cast_const_phw_fiji_power_state(states->pnew_state); - const struct fiji_power_state *fiji_cps = - cast_const_phw_fiji_power_state(states->pcurrent_state); - - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (fiji_nps->vce_clks.evclk >0 && - (fiji_cps == NULL || fiji_cps->vce_clks.evclk == 0)) { - data->smc_state_table.VceBootLevel = - (uint8_t) (table_info->mm_dep_table->count - 1); - - mm_boot_level_offset = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, VceBootLevel); - mm_boot_level_offset /= 4; - mm_boot_level_offset *= 4; - mm_boot_level_value = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset); - mm_boot_level_value &= 0xFF00FFFF; - mm_boot_level_value |= data->smc_state_table.VceBootLevel << 16; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) { - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_VCEDPM_SetEnabledMask, - (uint32_t)1 << data->smc_state_table.VceBootLevel); - - fiji_enable_disable_vce_dpm(hwmgr, true); - } else if (fiji_nps->vce_clks.evclk == 0 && - fiji_cps != NULL && - fiji_cps->vce_clks.evclk > 0) - fiji_enable_disable_vce_dpm(hwmgr, false); - } - - return 0; -} - -int fiji_update_samu_dpm(struct pp_hwmgr *hwmgr, bool bgate) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (!bgate) { - data->smc_state_table.SamuBootLevel = - (uint8_t) (table_info->mm_dep_table->count - 1); - mm_boot_level_offset = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, SamuBootLevel); - mm_boot_level_offset /= 4; - mm_boot_level_offset *= 4; - mm_boot_level_value = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset); - mm_boot_level_value &= 0xFFFFFF00; - mm_boot_level_value |= data->smc_state_table.SamuBootLevel << 0; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SAMUDPM_SetEnabledMask, - (uint32_t)(1 << data->smc_state_table.SamuBootLevel)); - } - - return fiji_enable_disable_samu_dpm(hwmgr, !bgate); -} - -int fiji_update_acp_dpm(struct pp_hwmgr *hwmgr, bool bgate) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *table_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (!bgate) { - data->smc_state_table.AcpBootLevel = - (uint8_t) (table_info->mm_dep_table->count - 1); - mm_boot_level_offset = data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, AcpBootLevel); - mm_boot_level_offset /= 4; - mm_boot_level_offset *= 4; - mm_boot_level_value = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset); - mm_boot_level_value &= 0xFFFF00FF; - mm_boot_level_value |= data->smc_state_table.AcpBootLevel << 8; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_StablePState)) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_ACPDPM_SetEnabledMask, - (uint32_t)(1 << data->smc_state_table.AcpBootLevel)); - } - - return fiji_enable_disable_acp_dpm(hwmgr, !bgate); -} - -static int fiji_update_sclk_threshold(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - int result = 0; - uint32_t low_sclk_interrupt_threshold = 0; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkThrottleLowNotification) - && (hwmgr->gfx_arbiter.sclk_threshold != - data->low_sclk_interrupt_threshold)) { - data->low_sclk_interrupt_threshold = - hwmgr->gfx_arbiter.sclk_threshold; - low_sclk_interrupt_threshold = - data->low_sclk_interrupt_threshold; - - CONVERT_FROM_HOST_TO_SMC_UL(low_sclk_interrupt_threshold); - - result = fiji_copy_bytes_to_smc( - hwmgr->smumgr, - data->dpm_table_start + - offsetof(SMU73_Discrete_DpmTable, - LowSclkInterruptThreshold), - (uint8_t *)&low_sclk_interrupt_threshold, - sizeof(uint32_t), - data->sram_end); - } - - return result; -} - -static int fiji_program_mem_timing_parameters(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK)) - return fiji_program_memory_timing_parameters(hwmgr); - - return 0; -} - -static int fiji_unfreeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (0 == data->need_update_smu7_dpm_table) - return 0; - - if ((0 == data->sclk_dpm_key_disabled) && - (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK))) { - - PP_ASSERT_WITH_CODE(fiji_is_dpm_running(hwmgr), - "Trying to Unfreeze SCLK DPM when DPM is disabled", - ); - PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_UnfreezeLevel), - "Failed to unfreeze SCLK DPM during UnFreezeSclkMclkDPM Function!", - return -1); - } - - if ((0 == data->mclk_dpm_key_disabled) && - (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) { - - PP_ASSERT_WITH_CODE(fiji_is_dpm_running(hwmgr), - "Trying to Unfreeze MCLK DPM when DPM is disabled", - ); - PP_ASSERT_WITH_CODE(0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_UnfreezeLevel), - "Failed to unfreeze MCLK DPM during UnFreezeSclkMclkDPM Function!", - return -1); - } - - data->need_update_smu7_dpm_table = 0; - - return 0; -} - -/* Look up the voltaged based on DAL's requested level. - * and then send the requested VDDC voltage to SMC - */ -static void fiji_apply_dal_minimum_voltage_request(struct pp_hwmgr *hwmgr) -{ - return; -} - -int fiji_upload_dpm_level_enable_mask(struct pp_hwmgr *hwmgr) -{ - int result; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - /* Apply minimum voltage based on DAL's request level */ - fiji_apply_dal_minimum_voltage_request(hwmgr); - - if (0 == data->sclk_dpm_key_disabled) { - /* Checking if DPM is running. If we discover hang because of this, - * we should skip this message. - */ - if (!fiji_is_dpm_running(hwmgr)) - printk(KERN_ERR "[ powerplay ] " - "Trying to set Enable Mask when DPM is disabled \n"); - - if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) { - result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_SetEnabledMask, - data->dpm_level_enable_mask.sclk_dpm_enable_mask); - PP_ASSERT_WITH_CODE((0 == result), - "Set Sclk Dpm enable Mask failed", return -1); - } - } - - if (0 == data->mclk_dpm_key_disabled) { - /* Checking if DPM is running. If we discover hang because of this, - * we should skip this message. - */ - if (!fiji_is_dpm_running(hwmgr)) - printk(KERN_ERR "[ powerplay ]" - " Trying to set Enable Mask when DPM is disabled \n"); - - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) { - result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_SetEnabledMask, - data->dpm_level_enable_mask.mclk_dpm_enable_mask); - PP_ASSERT_WITH_CODE((0 == result), - "Set Mclk Dpm enable Mask failed", return -1); - } - } - - return 0; -} - -static int fiji_notify_link_speed_change_after_state_change( - struct pp_hwmgr *hwmgr, const void *input) -{ - const struct phm_set_power_state_input *states = - (const struct phm_set_power_state_input *)input; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - const struct fiji_power_state *fiji_ps = - cast_const_phw_fiji_power_state(states->pnew_state); - uint16_t target_link_speed = fiji_get_maximum_link_speed(hwmgr, fiji_ps); - uint8_t request; - - if (data->pspp_notify_required) { - if (target_link_speed == PP_PCIEGen3) - request = PCIE_PERF_REQ_GEN3; - else if (target_link_speed == PP_PCIEGen2) - request = PCIE_PERF_REQ_GEN2; - else - request = PCIE_PERF_REQ_GEN1; - - if(request == PCIE_PERF_REQ_GEN1 && - fiji_get_current_pcie_speed(hwmgr) > 0) - return 0; - - if (acpi_pcie_perf_request(hwmgr->device, request, false)) { - if (PP_PCIEGen2 == target_link_speed) - printk("PSPP request to switch to Gen2 from Gen3 Failed!"); - else - printk("PSPP request to switch to Gen1 from Gen2 Failed!"); - } - } - - return 0; -} - -static int fiji_set_power_state_tasks(struct pp_hwmgr *hwmgr, - const void *input) -{ - int tmp_result, result = 0; - - tmp_result = fiji_find_dpm_states_clocks_in_dpm_table(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to find DPM states clocks in DPM table!", - result = tmp_result); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_PCIEPerformanceRequest)) { - tmp_result = - fiji_request_link_speed_change_before_state_change(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to request link speed change before state change!", - result = tmp_result); - } - - tmp_result = fiji_freeze_sclk_mclk_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to freeze SCLK MCLK DPM!", result = tmp_result); - - tmp_result = fiji_populate_and_upload_sclk_mclk_dpm_levels(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to populate and upload SCLK MCLK DPM levels!", - result = tmp_result); - - tmp_result = fiji_generate_dpm_level_enable_mask(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to generate DPM level enabled mask!", - result = tmp_result); - - tmp_result = fiji_update_vce_dpm(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to update VCE DPM!", - result = tmp_result); - - tmp_result = fiji_update_sclk_threshold(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to update SCLK threshold!", - result = tmp_result); - - tmp_result = fiji_program_mem_timing_parameters(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to program memory timing parameters!", - result = tmp_result); - - tmp_result = fiji_unfreeze_sclk_mclk_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to unfreeze SCLK MCLK DPM!", - result = tmp_result); - - tmp_result = fiji_upload_dpm_level_enable_mask(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to upload DPM level enabled mask!", - result = tmp_result); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_PCIEPerformanceRequest)) { - tmp_result = - fiji_notify_link_speed_change_after_state_change(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to notify link speed change after state change!", - result = tmp_result); - } - - return result; -} - -static int fiji_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low) -{ - struct pp_power_state *ps; - struct fiji_power_state *fiji_ps; - - if (hwmgr == NULL) - return -EINVAL; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - fiji_ps = cast_phw_fiji_power_state(&ps->hardware); - - if (low) - return fiji_ps->performance_levels[0].engine_clock; - else - return fiji_ps->performance_levels - [fiji_ps->performance_level_count-1].engine_clock; -} - -static int fiji_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low) -{ - struct pp_power_state *ps; - struct fiji_power_state *fiji_ps; - - if (hwmgr == NULL) - return -EINVAL; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - fiji_ps = cast_phw_fiji_power_state(&ps->hardware); - - if (low) - return fiji_ps->performance_levels[0].memory_clock; - else - return fiji_ps->performance_levels - [fiji_ps->performance_level_count-1].memory_clock; -} - -static void fiji_print_current_perforce_level( - struct pp_hwmgr *hwmgr, struct seq_file *m) -{ - uint32_t sclk, mclk, activity_percent = 0; - uint32_t offset; - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency); - - sclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - - smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency); - - mclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - seq_printf(m, "\n [ mclk ]: %u MHz\n\n [ sclk ]: %u MHz\n", - mclk / 100, sclk / 100); - - offset = data->soft_regs_start + offsetof(SMU73_SoftRegisters, AverageGraphicsActivity); - activity_percent = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, offset); - activity_percent += 0x80; - activity_percent >>= 8; - - seq_printf(m, "\n [GPU load]: %u%%\n\n", activity_percent > 100 ? 100 : activity_percent); - - seq_printf(m, "uvd %sabled\n", data->uvd_power_gated ? "dis" : "en"); - - seq_printf(m, "vce %sabled\n", data->vce_power_gated ? "dis" : "en"); -} - -static int fiji_program_display_gap(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - uint32_t num_active_displays = 0; - uint32_t display_gap = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL); - uint32_t display_gap2; - uint32_t pre_vbi_time_in_us; - uint32_t frame_time_in_us; - uint32_t ref_clock; - uint32_t refresh_rate = 0; - struct cgs_display_info info = {0}; - struct cgs_mode_info mode_info; - - info.mode_info = &mode_info; - - cgs_get_active_displays_info(hwmgr->device, &info); - num_active_displays = info.display_count; - - display_gap = PHM_SET_FIELD(display_gap, CG_DISPLAY_GAP_CNTL, - DISP_GAP, (num_active_displays > 0)? - DISPLAY_GAP_VBLANK_OR_WM : DISPLAY_GAP_IGNORE); - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_DISPLAY_GAP_CNTL, display_gap); - - ref_clock = mode_info.ref_clock; - refresh_rate = mode_info.refresh_rate; - - if (refresh_rate == 0) - refresh_rate = 60; - - frame_time_in_us = 1000000 / refresh_rate; - - pre_vbi_time_in_us = frame_time_in_us - 200 - mode_info.vblank_time_us; - display_gap2 = pre_vbi_time_in_us * (ref_clock / 100); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_DISPLAY_GAP_CNTL2, display_gap2); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - data->soft_regs_start + - offsetof(SMU73_SoftRegisters, PreVBlankGap), 0x64); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - data->soft_regs_start + - offsetof(SMU73_SoftRegisters, VBlankTimeout), - (frame_time_in_us - pre_vbi_time_in_us)); - - if (num_active_displays == 1) - tonga_notify_smc_display_change(hwmgr, true); - - return 0; -} - -int fiji_display_configuration_changed_task(struct pp_hwmgr *hwmgr) -{ - return fiji_program_display_gap(hwmgr); -} - -static int fiji_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, - uint16_t us_max_fan_pwm) -{ - hwmgr->thermal_controller. - advanceFanControlParameters.usMaxFanPWM = us_max_fan_pwm; - - if (phm_is_hw_access_blocked(hwmgr)) - return 0; - - return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm); -} - -static int fiji_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, - uint16_t us_max_fan_rpm) -{ - hwmgr->thermal_controller. - advanceFanControlParameters.usMaxFanRPM = us_max_fan_rpm; - - if (phm_is_hw_access_blocked(hwmgr)) - return 0; - - return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SetFanRpmMax, us_max_fan_rpm); -} - -int fiji_dpm_set_interrupt_state(void *private_data, - unsigned src_id, unsigned type, - int enabled) -{ - uint32_t cg_thermal_int; - struct pp_hwmgr *hwmgr = ((struct pp_eventmgr *)private_data)->hwmgr; - - if (hwmgr == NULL) - return -EINVAL; - - switch (type) { - case AMD_THERMAL_IRQ_LOW_TO_HIGH: - if (enabled) { - cg_thermal_int = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT); - cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); - } else { - cg_thermal_int = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT); - cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); - } - break; - - case AMD_THERMAL_IRQ_HIGH_TO_LOW: - if (enabled) { - cg_thermal_int = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT); - cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); - } else { - cg_thermal_int = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT); - cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK; - cgs_write_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); - } - break; - default: - break; - } - return 0; -} - -int fiji_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, - const void *thermal_interrupt_info) -{ - int result; - const struct pp_interrupt_registration_info *info = - (const struct pp_interrupt_registration_info *) - thermal_interrupt_info; - - if (info == NULL) - return -EINVAL; - - result = cgs_add_irq_source(hwmgr->device, 230, AMD_THERMAL_IRQ_LAST, - fiji_dpm_set_interrupt_state, - info->call_back, info->context); - - if (result) - return -EINVAL; - - result = cgs_add_irq_source(hwmgr->device, 231, AMD_THERMAL_IRQ_LAST, - fiji_dpm_set_interrupt_state, - info->call_back, info->context); - - if (result) - return -EINVAL; - - return 0; -} - -static int fiji_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode) -{ - if (mode) { - /* stop auto-manage */ - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_MicrocodeFanControl)) - fiji_fan_ctrl_stop_smc_fan_control(hwmgr); - fiji_fan_ctrl_set_static_mode(hwmgr, mode); - } else - /* restart auto-manage */ - fiji_fan_ctrl_reset_fan_speed_to_default(hwmgr); - - return 0; -} - -static int fiji_get_fan_control_mode(struct pp_hwmgr *hwmgr) -{ - if (hwmgr->fan_ctrl_is_in_default_mode) - return hwmgr->fan_ctrl_default_mode; - else - return PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - CG_FDO_CTRL2, FDO_PWM_MODE); -} - -static int fiji_force_clock_level(struct pp_hwmgr *hwmgr, - enum pp_clock_type type, uint32_t mask) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - - if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) - return -EINVAL; - - switch (type) { - case PP_SCLK: - if (!data->sclk_dpm_key_disabled) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_SCLKDPM_SetEnabledMask, - data->dpm_level_enable_mask.sclk_dpm_enable_mask & mask); - break; - - case PP_MCLK: - if (!data->mclk_dpm_key_disabled) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_SetEnabledMask, - data->dpm_level_enable_mask.mclk_dpm_enable_mask & mask); - break; - - case PP_PCIE: - { - uint32_t tmp = mask & data->dpm_level_enable_mask.pcie_dpm_enable_mask; - uint32_t level = 0; - - while (tmp >>= 1) - level++; - - if (!data->pcie_dpm_key_disabled) - smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_ForceLevel, - level); - break; - } - default: - break; - } - - return 0; -} - -static int fiji_print_clock_levels(struct pp_hwmgr *hwmgr, - enum pp_clock_type type, char *buf) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); - struct fiji_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); - struct fiji_single_dpm_table *pcie_table = &(data->dpm_table.pcie_speed_table); - int i, now, size = 0; - uint32_t clock, pcie_speed; - - switch (type) { - case PP_SCLK: - smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency); - clock = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - - for (i = 0; i < sclk_table->count; i++) { - if (clock > sclk_table->dpm_levels[i].value) - continue; - break; - } - now = i; - - for (i = 0; i < sclk_table->count; i++) - size += sprintf(buf + size, "%d: %uMhz %s\n", - i, sclk_table->dpm_levels[i].value / 100, - (i == now) ? "*" : ""); - break; - case PP_MCLK: - smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency); - clock = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - - for (i = 0; i < mclk_table->count; i++) { - if (clock > mclk_table->dpm_levels[i].value) - continue; - break; - } - now = i; - - for (i = 0; i < mclk_table->count; i++) - size += sprintf(buf + size, "%d: %uMhz %s\n", - i, mclk_table->dpm_levels[i].value / 100, - (i == now) ? "*" : ""); - break; - case PP_PCIE: - pcie_speed = fiji_get_current_pcie_speed(hwmgr); - for (i = 0; i < pcie_table->count; i++) { - if (pcie_speed != pcie_table->dpm_levels[i].value) - continue; - break; - } - now = i; - - for (i = 0; i < pcie_table->count; i++) - size += sprintf(buf + size, "%d: %s %s\n", i, - (pcie_table->dpm_levels[i].value == 0) ? "2.5GB, x1" : - (pcie_table->dpm_levels[i].value == 1) ? "5.0GB, x16" : - (pcie_table->dpm_levels[i].value == 2) ? "8.0GB, x16" : "", - (i == now) ? "*" : ""); - break; - default: - break; - } - return size; -} - -static inline bool fiji_are_power_levels_equal(const struct fiji_performance_level *pl1, - const struct fiji_performance_level *pl2) -{ - return ((pl1->memory_clock == pl2->memory_clock) && - (pl1->engine_clock == pl2->engine_clock) && - (pl1->pcie_gen == pl2->pcie_gen) && - (pl1->pcie_lane == pl2->pcie_lane)); -} - -int fiji_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *pstate1, const struct pp_hw_power_state *pstate2, bool *equal) -{ - const struct fiji_power_state *psa = cast_const_phw_fiji_power_state(pstate1); - const struct fiji_power_state *psb = cast_const_phw_fiji_power_state(pstate2); - int i; - - if (equal == NULL || psa == NULL || psb == NULL) - return -EINVAL; - - /* If the two states don't even have the same number of performance levels they cannot be the same state. */ - if (psa->performance_level_count != psb->performance_level_count) { - *equal = false; - return 0; - } - - for (i = 0; i < psa->performance_level_count; i++) { - if (!fiji_are_power_levels_equal(&(psa->performance_levels[i]), &(psb->performance_levels[i]))) { - /* If we have found even one performance level pair that is different the states are different. */ - *equal = false; - return 0; - } - } - - /* If all performance levels are the same try to use the UVD clocks to break the tie.*/ - *equal = ((psa->uvd_clks.vclk == psb->uvd_clks.vclk) && (psa->uvd_clks.dclk == psb->uvd_clks.dclk)); - *equal &= ((psa->vce_clks.evclk == psb->vce_clks.evclk) && (psa->vce_clks.ecclk == psb->vce_clks.ecclk)); - *equal &= (psa->sclk_threshold == psb->sclk_threshold); - *equal &= (psa->acp_clk == psb->acp_clk); - - return 0; -} - -bool fiji_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - bool is_update_required = false; - struct cgs_display_info info = {0,0,NULL}; - - cgs_get_active_displays_info(hwmgr->device, &info); - - if (data->display_timing.num_existing_displays != info.display_count) - is_update_required = true; - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) { - if(hwmgr->display_config.min_core_set_clock_in_sr != data->display_timing.min_clock_in_sr) - is_update_required = true; - } - - return is_update_required; -} - -static int fiji_get_sclk_od(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); - struct fiji_single_dpm_table *golden_sclk_table = - &(data->golden_dpm_table.sclk_table); - int value; - - value = (sclk_table->dpm_levels[sclk_table->count - 1].value - - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value) * - 100 / - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value; - - return value; -} - -static int fiji_set_sclk_od(struct pp_hwmgr *hwmgr, uint32_t value) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *golden_sclk_table = - &(data->golden_dpm_table.sclk_table); - struct pp_power_state *ps; - struct fiji_power_state *fiji_ps; - - if (value > 20) - value = 20; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - fiji_ps = cast_phw_fiji_power_state(&ps->hardware); - - fiji_ps->performance_levels[fiji_ps->performance_level_count - 1].engine_clock = - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value * - value / 100 + - golden_sclk_table->dpm_levels[golden_sclk_table->count - 1].value; - - return 0; -} - -static int fiji_get_mclk_od(struct pp_hwmgr *hwmgr) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); - struct fiji_single_dpm_table *golden_mclk_table = - &(data->golden_dpm_table.mclk_table); - int value; - - value = (mclk_table->dpm_levels[mclk_table->count - 1].value - - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value) * - 100 / - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value; - - return value; -} - -static int fiji_set_mclk_od(struct pp_hwmgr *hwmgr, uint32_t value) -{ - struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend); - struct fiji_single_dpm_table *golden_mclk_table = - &(data->golden_dpm_table.mclk_table); - struct pp_power_state *ps; - struct fiji_power_state *fiji_ps; - - if (value > 20) - value = 20; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - fiji_ps = cast_phw_fiji_power_state(&ps->hardware); - - fiji_ps->performance_levels[fiji_ps->performance_level_count - 1].memory_clock = - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value * - value / 100 + - golden_mclk_table->dpm_levels[golden_mclk_table->count - 1].value; - - return 0; -} - -static const struct pp_hwmgr_func fiji_hwmgr_funcs = { - .backend_init = &fiji_hwmgr_backend_init, - .backend_fini = &fiji_hwmgr_backend_fini, - .asic_setup = &fiji_setup_asic_task, - .dynamic_state_management_enable = &fiji_enable_dpm_tasks, - .dynamic_state_management_disable = &fiji_disable_dpm_tasks, - .force_dpm_level = &fiji_dpm_force_dpm_level, - .get_num_of_pp_table_entries = &tonga_get_number_of_powerplay_table_entries, - .get_power_state_size = &fiji_get_power_state_size, - .get_pp_table_entry = &fiji_get_pp_table_entry, - .patch_boot_state = &fiji_patch_boot_state, - .apply_state_adjust_rules = &fiji_apply_state_adjust_rules, - .power_state_set = &fiji_set_power_state_tasks, - .get_sclk = &fiji_dpm_get_sclk, - .get_mclk = &fiji_dpm_get_mclk, - .print_current_perforce_level = &fiji_print_current_perforce_level, - .powergate_uvd = &fiji_phm_powergate_uvd, - .powergate_vce = &fiji_phm_powergate_vce, - .disable_clock_power_gating = &fiji_phm_disable_clock_power_gating, - .notify_smc_display_config_after_ps_adjustment = - &tonga_notify_smc_display_config_after_ps_adjustment, - .display_config_changed = &fiji_display_configuration_changed_task, - .set_max_fan_pwm_output = fiji_set_max_fan_pwm_output, - .set_max_fan_rpm_output = fiji_set_max_fan_rpm_output, - .get_temperature = fiji_thermal_get_temperature, - .stop_thermal_controller = fiji_thermal_stop_thermal_controller, - .get_fan_speed_info = fiji_fan_ctrl_get_fan_speed_info, - .get_fan_speed_percent = fiji_fan_ctrl_get_fan_speed_percent, - .set_fan_speed_percent = fiji_fan_ctrl_set_fan_speed_percent, - .reset_fan_speed_to_default = fiji_fan_ctrl_reset_fan_speed_to_default, - .get_fan_speed_rpm = fiji_fan_ctrl_get_fan_speed_rpm, - .set_fan_speed_rpm = fiji_fan_ctrl_set_fan_speed_rpm, - .uninitialize_thermal_controller = fiji_thermal_ctrl_uninitialize_thermal_controller, - .register_internal_thermal_interrupt = fiji_register_internal_thermal_interrupt, - .set_fan_control_mode = fiji_set_fan_control_mode, - .get_fan_control_mode = fiji_get_fan_control_mode, - .check_states_equal = fiji_check_states_equal, - .check_smc_update_required_for_display_configuration = fiji_check_smc_update_required_for_display_configuration, - .force_clock_level = fiji_force_clock_level, - .print_clock_levels = fiji_print_clock_levels, - .get_sclk_od = fiji_get_sclk_od, - .set_sclk_od = fiji_set_sclk_od, - .get_mclk_od = fiji_get_mclk_od, - .set_mclk_od = fiji_set_mclk_od, -}; - -int fiji_hwmgr_init(struct pp_hwmgr *hwmgr) -{ - hwmgr->hwmgr_func = &fiji_hwmgr_funcs; - hwmgr->pptable_func = &tonga_pptable_funcs; - pp_fiji_thermal_initialize(hwmgr); - return 0; -} |