diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 6276 |
1 files changed, 0 insertions, 6276 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c deleted file mode 100644 index c7dc111221c2..000000000000 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +++ /dev/null @@ -1,6276 +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 "pp_acpi.h" -#include "hwmgr.h" -#include <atombios.h> -#include "tonga_hwmgr.h" -#include "pptable.h" -#include "processpptables.h" -#include "tonga_processpptables.h" -#include "tonga_pptable.h" -#include "pp_debug.h" -#include "tonga_ppsmc.h" -#include "cgs_common.h" -#include "pppcielanes.h" -#include "tonga_dyn_defaults.h" -#include "smumgr.h" -#include "tonga_smumgr.h" -#include "tonga_clockpowergating.h" -#include "tonga_thermal.h" - -#include "smu/smu_7_1_2_d.h" -#include "smu/smu_7_1_2_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 "cgs_linux.h" -#include "eventmgr.h" -#include "amd_pcie_helpers.h" - -#define MC_CG_ARB_FREQ_F0 0x0a -#define MC_CG_ARB_FREQ_F1 0x0b -#define MC_CG_ARB_FREQ_F2 0x0c -#define MC_CG_ARB_FREQ_F3 0x0d - -#define MC_CG_SEQ_DRAMCONF_S0 0x05 -#define MC_CG_SEQ_DRAMCONF_S1 0x06 -#define MC_CG_SEQ_YCLK_SUSPEND 0x04 -#define MC_CG_SEQ_YCLK_RESUME 0x0a - -#define PCIE_BUS_CLK 10000 -#define TCLK (PCIE_BUS_CLK / 10) - -#define SMC_RAM_END 0x40000 -#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 200 -#define VDDC_VDDGFX_DELTA 300 - -#define MC_SEQ_MISC0_GDDR5_SHIFT 28 -#define MC_SEQ_MISC0_GDDR5_MASK 0xf0000000 -#define MC_SEQ_MISC0_GDDR5_VALUE 5 - -typedef uint32_t PECI_RegistryValue; - -/* [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 PP_ClockStretcherLookupTable[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 PP_ClockStretcherDDTTable[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 PP_ClockStretchAmountConversion[2][6] = { - {0, 1, 3, 2, 4, 5}, - {0, 2, 4, 5, 6, 5} }; - -/* 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 */ -}; -typedef enum DPM_EVENT_SRC DPM_EVENT_SRC; - -static const unsigned long PhwTonga_Magic = (unsigned long)(PHM_VIslands_Magic); - -struct tonga_power_state *cast_phw_tonga_power_state( - struct pp_hw_power_state *hw_ps) -{ - if (hw_ps == NULL) - return NULL; - - PP_ASSERT_WITH_CODE((PhwTonga_Magic == hw_ps->magic), - "Invalid Powerstate Type!", - return NULL); - - return (struct tonga_power_state *)hw_ps; -} - -const struct tonga_power_state *cast_const_phw_tonga_power_state( - const struct pp_hw_power_state *hw_ps) -{ - if (hw_ps == NULL) - return NULL; - - PP_ASSERT_WITH_CODE((PhwTonga_Magic == hw_ps->magic), - "Invalid Powerstate Type!", - return NULL); - - return (const struct tonga_power_state *)hw_ps; -} - -int tonga_add_voltage(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *look_up_table, - phm_ppt_v1_voltage_lookup_record *record) -{ - uint32_t i; - PP_ASSERT_WITH_CODE((NULL != look_up_table), - "Lookup Table empty.", return -1;); - PP_ASSERT_WITH_CODE((0 != look_up_table->count), - "Lookup Table empty.", return -1;); - PP_ASSERT_WITH_CODE((SMU72_MAX_LEVELS_VDDGFX >= look_up_table->count), - "Lookup Table is full.", return -1;); - - /* This is to avoid entering duplicate calculated records. */ - for (i = 0; i < look_up_table->count; i++) { - if (look_up_table->entries[i].us_vdd == record->us_vdd) { - if (look_up_table->entries[i].us_calculated == 1) - return 0; - else - break; - } - } - - look_up_table->entries[i].us_calculated = 1; - look_up_table->entries[i].us_vdd = record->us_vdd; - look_up_table->entries[i].us_cac_low = record->us_cac_low; - look_up_table->entries[i].us_cac_mid = record->us_cac_mid; - look_up_table->entries[i].us_cac_high = record->us_cac_high; - /* Only increment the count when we're appending, not replacing duplicate entry. */ - if (i == look_up_table->count) - look_up_table->count++; - - return 0; -} - -int tonga_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display) -{ - PPSMC_Msg msg = has_display? (PPSMC_Msg)PPSMC_HasDisplay : (PPSMC_Msg)PPSMC_NoDisplay; - - return (smum_send_msg_to_smc(hwmgr->smumgr, msg) == 0) ? 0 : -1; -} - -uint8_t tonga_get_voltage_id(pp_atomctrl_voltage_table *voltage_table, - uint32_t voltage) -{ - uint8_t count = (uint8_t) (voltage_table->count); - uint8_t i = 0; - - PP_ASSERT_WITH_CODE((NULL != voltage_table), - "Voltage Table empty.", return 0;); - PP_ASSERT_WITH_CODE((0 != count), - "Voltage Table empty.", return 0;); - - for (i = 0; i < count; i++) { - /* find first voltage bigger than requested */ - if (voltage_table->entries[i].value >= voltage) - return i; - } - - /* voltage is bigger than max voltage in the table */ - return i - 1; -} - -/** - * @brief PhwTonga_GetVoltageOrder - * Returns index of requested voltage record in lookup(table) - * @param hwmgr - pointer to hardware manager - * @param lookupTable - lookup list to search in - * @param voltage - voltage to look for - * @return 0 on success - */ -uint8_t tonga_get_voltage_index(phm_ppt_v1_voltage_lookup_table *look_up_table, - uint16_t voltage) -{ - uint8_t count = (uint8_t) (look_up_table->count); - uint8_t i; - - PP_ASSERT_WITH_CODE((NULL != look_up_table), "Lookup Table empty.", return 0;); - PP_ASSERT_WITH_CODE((0 != count), "Lookup Table empty.", return 0;); - - for (i = 0; i < count; i++) { - /* find first voltage equal or bigger than requested */ - if (look_up_table->entries[i].us_vdd >= voltage) - return i; - } - - /* voltage is bigger than max voltage in the table */ - return i-1; -} - -bool tonga_is_dpm_running(struct pp_hwmgr *hwmgr) -{ - /* - * We return the status of Voltage Control instead of checking SCLK/MCLK DPM - * because we may have test scenarios that need us intentionly disable SCLK/MCLK DPM, - * whereas voltage control is a fundemental change that will not be disabled - */ - - return (0 == PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - FEATURE_STATUS, VOLTAGE_CONTROLLER_ON) ? 1 : 0); -} - -/** - * Re-generate the DPM level mask value - * @param hwmgr the address of the hardware manager - */ -static uint32_t tonga_get_dpm_level_enable_mask_value( - struct tonga_single_dpm_table * dpm_table) -{ - uint32_t i; - uint32_t mask_value = 0; - - for (i = dpm_table->count; i > 0; i--) { - mask_value = mask_value << 1; - - if (dpm_table->dpm_levels[i-1].enabled) - mask_value |= 0x1; - else - mask_value &= 0xFFFFFFFE; - } - return mask_value; -} - -/** - * Retrieve DPM default values from registry (if available) - * - * @param hwmgr the address of the powerplay hardware manager. - */ -void tonga_initialize_dpm_defaults(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - phw_tonga_ulv_parm *ulv = &(data->ulv); - uint32_t tmp; - - ulv->ch_ulv_parameter = PPTONGA_CGULVPARAMETER_DFLT; - data->voting_rights_clients0 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT0; - data->voting_rights_clients1 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT1; - data->voting_rights_clients2 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT2; - data->voting_rights_clients3 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT3; - data->voting_rights_clients4 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT4; - data->voting_rights_clients5 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT5; - data->voting_rights_clients6 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT6; - data->voting_rights_clients7 = PPTONGA_VOTINGRIGHTSCLIENTS_DFLT7; - - data->static_screen_threshold_unit = PPTONGA_STATICSCREENTHRESHOLDUNIT_DFLT; - data->static_screen_threshold = PPTONGA_STATICSCREENTHRESHOLD_DFLT; - - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ABM); - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_NonABMSupportInPPLib); - - tmp = 0; - if (tmp == 0) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicACTiming); - - tmp = 0; - if (0 != tmp) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DisableMemoryTransition); - - data->mclk_strobe_mode_threshold = 40000; - data->mclk_stutter_mode_threshold = 30000; - data->mclk_edc_enable_threshold = 40000; - data->mclk_edc_wr_enable_threshold = 40000; - - tmp = 0; - if (tmp != 0) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DisableMCLS); - - 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; - - tmp = 0; - - if (tmp) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkThrottleLowNotification); - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicUVDState); - -} - -int tonga_update_sclk_threshold(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_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 = tonga_copy_bytes_to_smc( - hwmgr->smumgr, - data->dpm_table_start + offsetof(SMU72_Discrete_DpmTable, - LowSclkInterruptThreshold), - (uint8_t *)&low_sclk_interrupt_threshold, - sizeof(uint32_t), - data->sram_end - ); - } - - return result; -} - -/** - * Find SCLK value that is associated with specified virtual_voltage_Id. - * - * @param hwmgr the address of the powerplay hardware manager. - * @param virtual_voltage_Id voltageId to look for. - * @param sclk output value . - * @return always 0 if success and 2 if association not found - */ -static int tonga_get_sclk_for_voltage_evv(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table, - uint16_t virtual_voltage_id, uint32_t *sclk) -{ - uint8_t entryId; - uint8_t voltageId; - struct phm_ppt_v1_information *pptable_info = - (struct phm_ppt_v1_information *)(hwmgr->pptable); - - PP_ASSERT_WITH_CODE(lookup_table->count != 0, "Lookup table is empty", return -1); - - /* search for leakage voltage ID 0xff01 ~ 0xff08 and sckl */ - for (entryId = 0; entryId < pptable_info->vdd_dep_on_sclk->count; entryId++) { - voltageId = pptable_info->vdd_dep_on_sclk->entries[entryId].vddInd; - if (lookup_table->entries[voltageId].us_vdd == virtual_voltage_id) - break; - } - - PP_ASSERT_WITH_CODE(entryId < pptable_info->vdd_dep_on_sclk->count, - "Can't find requested voltage id in vdd_dep_on_sclk table!", - return -1; - ); - - *sclk = pptable_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 2 if vddgfx returned is greater than 2V or if BIOS - */ -int tonga_get_evv_voltage(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_clock_voltage_dependency_table *sclk_table = pptable_info->vdd_dep_on_sclk; - uint16_t virtual_voltage_id; - uint16_t vddc = 0; - uint16_t vddgfx = 0; - uint16_t i, j; - uint32_t sclk = 0; - - /* retrieve voltage for leakage ID (0xff01 + i) */ - for (i = 0; i < TONGA_MAX_LEAKAGE_COUNT; i++) { - virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i; - - /* in split mode we should have only vddgfx EVV leakages */ - if (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) { - if (0 == tonga_get_sclk_for_voltage_evv(hwmgr, - pptable_info->vddgfx_lookup_table, virtual_voltage_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 (0 == atomctrl_get_voltage_evv_on_sclk - (hwmgr, VOLTAGE_TYPE_VDDGFX, sclk, - virtual_voltage_id, &vddgfx)) { - /* need to make sure vddgfx is less than 2v or else, it could burn the ASIC. */ - PP_ASSERT_WITH_CODE((vddgfx < 2000 && vddgfx != 0), "Invalid VDDGFX value!", return -1); - - /* the voltage should not be zero nor equal to leakage ID */ - if (vddgfx != 0 && vddgfx != virtual_voltage_id) { - data->vddcgfx_leakage.actual_voltage[data->vddcgfx_leakage.count] = vddgfx; - data->vddcgfx_leakage.leakage_id[data->vddcgfx_leakage.count] = virtual_voltage_id; - data->vddcgfx_leakage.count++; - } - } else { - printk("Error retrieving EVV voltage value!\n"); - } - } - } else { - /* in merged mode we have only vddc EVV leakages */ - if (0 == tonga_get_sclk_for_voltage_evv(hwmgr, - pptable_info->vddc_lookup_table, - virtual_voltage_id, &sclk)) { - if (0 == atomctrl_get_voltage_evv_on_sclk - (hwmgr, VOLTAGE_TYPE_VDDC, sclk, - virtual_voltage_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!", return -1); - - /* the voltage should not be zero nor equal to leakage ID */ - if (vddc != 0 && vddc != virtual_voltage_id) { - data->vddc_leakage.actual_voltage[data->vddc_leakage.count] = vddc; - data->vddc_leakage.leakage_id[data->vddc_leakage.count] = virtual_voltage_id; - data->vddc_leakage.count++; - } - } else { - printk("Error retrieving EVV voltage value!\n"); - } - } - } - } - - return 0; -} - -int tonga_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* enable SCLK dpm */ - if (0 == 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) { - 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); - - PHM_WRITE_FIELD(hwmgr->device, MC_SEQ_CNTL_3, CAC_EN, 0x1); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC0_CNTL, 0x05);/* CH0,1 read */ - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC1_CNTL, 0x05);/* CH2,3 read */ - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_CPL_CNTL, 0x100005);/*Read */ - - udelay(10); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC0_CNTL, 0x400005);/* CH0,1 write */ - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_MC1_CNTL, 0x400005);/* CH2,3 write */ - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixLCAC_CPL_CNTL, 0x500005);/* write */ - - } - - return 0; -} - -int tonga_start_dpm(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* enable general power management */ - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, 1); - /* enable sclk deep sleep */ - PHM_WRITE_VFPF_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(SMU72_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 (0 != tonga_enable_sclk_mclk_dpm(hwmgr)) { - PP_ASSERT_WITH_CODE(0, "Failed to enable Sclk DPM and Mclk DPM!", return -1); - } - - /* enable PCIE dpm */ - if (0 == 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 - ); - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_Falcon_QuickTransition)) { - smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_EnableACDCGPIOInterrupt); - } - - return 0; -} - -int tonga_disable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* disable SCLK dpm */ - if (0 == data->sclk_dpm_key_disabled) { - /* Checking if DPM is running. If we discover hang because of this, we should skip this message.*/ - PP_ASSERT_WITH_CODE( - !tonga_is_dpm_running(hwmgr), - "Trying to Disable SCLK DPM when DPM is disabled", - return -1 - ); - - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_DPM_Disable)), - "Failed to disable SCLK DPM during DPM stop Function!", - return -1); - } - - /* disable MCLK dpm */ - if (0 == data->mclk_dpm_key_disabled) { - /* Checking if DPM is running. If we discover hang because of this, we should skip this message. */ - PP_ASSERT_WITH_CODE( - !tonga_is_dpm_running(hwmgr), - "Trying to Disable MCLK DPM when DPM is disabled", - return -1 - ); - - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_MCLKDPM_Disable)), - "Failed to Disable MCLK DPM during DPM stop Function!", - return -1); - } - - return 0; -} - -int tonga_stop_dpm(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, 0); - /* disable sclk deep sleep*/ - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, DYNAMIC_PM_EN, 0); - - /* disable PCIE dpm */ - if (0 == data->pcie_dpm_key_disabled) { - /* Checking if DPM is running. If we discover hang because of this, we should skip this message.*/ - PP_ASSERT_WITH_CODE( - !tonga_is_dpm_running(hwmgr), - "Trying to Disable PCIE DPM when DPM is disabled", - return -1 - ); - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_Disable)), - "Failed to disable pcie DPM during DPM stop Function!", - return -1); - } - - if (0 != tonga_disable_sclk_mclk_dpm(hwmgr)) - PP_ASSERT_WITH_CODE(0, "Failed to disable Sclk DPM and Mclk DPM!", return -1); - - /* Checking if DPM is running. If we discover hang because of this, we should skip this message.*/ - PP_ASSERT_WITH_CODE( - !tonga_is_dpm_running(hwmgr), - "Trying to Disable Voltage CNTL when DPM is disabled", - return -1 - ); - - PP_ASSERT_WITH_CODE( - (0 == smum_send_msg_to_smc(hwmgr->smumgr, - PPSMC_MSG_Voltage_Cntl_Disable)), - "Failed to disable voltage DPM during DPM stop Function!", - return -1); - - return 0; -} - -int tonga_enable_sclk_control(struct pp_hwmgr *hwmgr) -{ - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SCLK_PWRMGT_CNTL, SCLK_PWRMGT_OFF, 0); - - return 0; -} - -/** - * Send a message to the SMC and return a parameter - * - * @param hwmgr: the address of the powerplay hardware manager. - * @param msg: the message to send. - * @param parameter: pointer to the received parameter - * @return The response that came from the SMC. - */ -PPSMC_Result tonga_send_msg_to_smc_return_parameter( - struct pp_hwmgr *hwmgr, - PPSMC_Msg msg, - uint32_t *parameter) -{ - int result; - - result = smum_send_msg_to_smc(hwmgr->smumgr, msg); - - if ((0 == result) && parameter) { - *parameter = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - } - - return result; -} - -/** - * force DPM power State - * - * @param hwmgr: the address of the powerplay hardware manager. - * @param n : DPM level - * @return The response that came from the SMC. - */ -int tonga_dpm_force_state(struct pp_hwmgr *hwmgr, uint32_t n) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint32_t level_mask = 1 << n; - - /* Checking if DPM is running. If we discover hang because of this, we should skip this message. */ - PP_ASSERT_WITH_CODE(!tonga_is_dpm_running(hwmgr), - "Trying to force SCLK when DPM is disabled", - return -1;); - if (0 == data->sclk_dpm_key_disabled) - return (0 == smum_send_msg_to_smc_with_parameter( - hwmgr->smumgr, - (PPSMC_Msg)(PPSMC_MSG_SCLKDPM_SetEnabledMask), - level_mask) ? 0 : 1); - - return 0; -} - -/** - * force DPM power State - * - * @param hwmgr: the address of the powerplay hardware manager. - * @param n : DPM level - * @return The response that came from the SMC. - */ -int tonga_dpm_force_state_mclk(struct pp_hwmgr *hwmgr, uint32_t n) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint32_t level_mask = 1 << n; - - /* Checking if DPM is running. If we discover hang because of this, we should skip this message. */ - PP_ASSERT_WITH_CODE(!tonga_is_dpm_running(hwmgr), - "Trying to Force MCLK when DPM is disabled", - return -1;); - if (0 == data->mclk_dpm_key_disabled) - return (0 == smum_send_msg_to_smc_with_parameter( - hwmgr->smumgr, - (PPSMC_Msg)(PPSMC_MSG_MCLKDPM_SetEnabledMask), - level_mask) ? 0 : 1); - - return 0; -} - -/** - * force DPM power State - * - * @param hwmgr: the address of the powerplay hardware manager. - * @param n : DPM level - * @return The response that came from the SMC. - */ -int tonga_dpm_force_state_pcie(struct pp_hwmgr *hwmgr, uint32_t n) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* Checking if DPM is running. If we discover hang because of this, we should skip this message.*/ - PP_ASSERT_WITH_CODE(!tonga_is_dpm_running(hwmgr), - "Trying to Force PCIE level when DPM is disabled", - return -1;); - if (0 == data->pcie_dpm_key_disabled) - return (0 == smum_send_msg_to_smc_with_parameter( - hwmgr->smumgr, - (PPSMC_Msg)(PPSMC_MSG_PCIeDPM_ForceLevel), - n) ? 0 : 1); - - return 0; -} - -/** - * Set the initial state by calling SMC to switch to this state directly - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_set_boot_state(struct pp_hwmgr *hwmgr) -{ - /* - * SMC only stores one state that SW will ask to switch too, - * so we switch the the just uploaded one - */ - return (0 == tonga_disable_sclk_mclk_dpm(hwmgr)) ? 0 : 1; -} - -/** - * Get the location of various tables inside the FW image. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_process_firmware_header(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct tonga_smumgr *tonga_smu = (struct tonga_smumgr *)(hwmgr->smumgr->backend); - - uint32_t tmp; - int result; - bool error = false; - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, DpmTable), - &tmp, data->sram_end); - - if (0 == result) { - data->dpm_table_start = tmp; - } - - error |= (0 != result); - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, SoftRegisters), - &tmp, data->sram_end); - - if (0 == result) { - data->soft_regs_start = tmp; - tonga_smu->ulSoftRegsStart = tmp; - } - - error |= (0 != result); - - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, mcRegisterTable), - &tmp, data->sram_end); - - if (0 == result) { - data->mc_reg_table_start = tmp; - } - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, FanTable), - &tmp, data->sram_end); - - if (0 == result) { - data->fan_table_start = tmp; - } - - error |= (0 != result); - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, mcArbDramTimingTable), - &tmp, data->sram_end); - - if (0 == result) { - data->arb_table_start = tmp; - } - - error |= (0 != result); - - - result = tonga_read_smc_sram_dword(hwmgr->smumgr, - SMU72_FIRMWARE_HEADER_LOCATION + - offsetof(SMU72_Firmware_Header, Version), - &tmp, data->sram_end); - - if (0 == result) { - hwmgr->microcode_version_info.SMC = tmp; - } - - error |= (0 != result); - - return error ? 1 : 0; -} - -/** - * Read clock related registers. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_read_clock_registers(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_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); - data->clock_registers.vDLL_CNTL = - cgs_read_register(hwmgr->device, mmDLL_CNTL); - data->clock_registers.vMCLK_PWRMGT_CNTL = - cgs_read_register(hwmgr->device, mmMCLK_PWRMGT_CNTL); - data->clock_registers.vMPLL_AD_FUNC_CNTL = - cgs_read_register(hwmgr->device, mmMPLL_AD_FUNC_CNTL); - data->clock_registers.vMPLL_DQ_FUNC_CNTL = - cgs_read_register(hwmgr->device, mmMPLL_DQ_FUNC_CNTL); - data->clock_registers.vMPLL_FUNC_CNTL = - cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL); - data->clock_registers.vMPLL_FUNC_CNTL_1 = - cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL_1); - data->clock_registers.vMPLL_FUNC_CNTL_2 = - cgs_read_register(hwmgr->device, mmMPLL_FUNC_CNTL_2); - data->clock_registers.vMPLL_SS1 = - cgs_read_register(hwmgr->device, mmMPLL_SS1); - data->clock_registers.vMPLL_SS2 = - cgs_read_register(hwmgr->device, mmMPLL_SS2); - - return 0; -} - -/** - * Find out if memory is GDDR5. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_get_memory_type(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_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 - */ -int tonga_enable_acpi_power_management(struct pp_hwmgr *hwmgr) -{ - PHM_WRITE_VFPF_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 - */ -int tonga_init_power_gate_state(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_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; -} - -/** - * Checks if DPM is enabled - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_check_for_dpm_running(struct pp_hwmgr *hwmgr) -{ - /* - * We return the status of Voltage Control instead of checking SCLK/MCLK DPM - * because we may have test scenarios that need us intentionly disable SCLK/MCLK DPM, - * whereas voltage control is a fundemental change that will not be disabled - */ - return (!tonga_is_dpm_running(hwmgr) ? 0 : 1); -} - -/** - * Checks if DPM is stopped - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_check_for_dpm_stopped(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - if (tonga_is_dpm_running(hwmgr)) { - /* If HW Virtualization is enabled, dpm_table_start will not have a valid value */ - if (!data->dpm_table_start) { - return 1; - } - } - - return 0; -} - -/** - * Remove repeated voltage values and create table with unique values. - * - * @param hwmgr the address of the powerplay hardware manager. - * @param voltage_table the pointer to changing voltage table - * @return 1 in success - */ - -static int tonga_trim_voltage_table(struct pp_hwmgr *hwmgr, - pp_atomctrl_voltage_table *voltage_table) -{ - uint32_t table_size, i, j; - uint16_t vvalue; - bool bVoltageFound = false; - pp_atomctrl_voltage_table *table; - - PP_ASSERT_WITH_CODE((NULL != voltage_table), "Voltage Table empty.", return -1;); - table_size = sizeof(pp_atomctrl_voltage_table); - table = kzalloc(table_size, GFP_KERNEL); - - if (NULL == table) - return -ENOMEM; - - memset(table, 0x00, table_size); - table->mask_low = voltage_table->mask_low; - table->phase_delay = voltage_table->phase_delay; - - for (i = 0; i < voltage_table->count; i++) { - vvalue = voltage_table->entries[i].value; - bVoltageFound = false; - - for (j = 0; j < table->count; j++) { - if (vvalue == table->entries[j].value) { - bVoltageFound = true; - break; - } - } - - if (!bVoltageFound) { - table->entries[table->count].value = vvalue; - table->entries[table->count].smio_low = - voltage_table->entries[i].smio_low; - table->count++; - } - } - - memcpy(table, voltage_table, sizeof(pp_atomctrl_voltage_table)); - - kfree(table); - - return 0; -} - -static int tonga_get_svi2_vdd_ci_voltage_table( - struct pp_hwmgr *hwmgr, - phm_ppt_v1_clock_voltage_dependency_table *voltage_dependency_table) -{ - uint32_t i; - int result; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - pp_atomctrl_voltage_table *vddci_voltage_table = &(data->vddci_voltage_table); - - PP_ASSERT_WITH_CODE((0 != voltage_dependency_table->count), - "Voltage Dependency Table empty.", return -1;); - - vddci_voltage_table->mask_low = 0; - vddci_voltage_table->phase_delay = 0; - vddci_voltage_table->count = voltage_dependency_table->count; - - for (i = 0; i < voltage_dependency_table->count; i++) { - vddci_voltage_table->entries[i].value = - voltage_dependency_table->entries[i].vddci; - vddci_voltage_table->entries[i].smio_low = 0; - } - - result = tonga_trim_voltage_table(hwmgr, vddci_voltage_table); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to trim VDDCI table.", return result;); - - return 0; -} - - - -static int tonga_get_svi2_vdd_voltage_table( - struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *look_up_table, - pp_atomctrl_voltage_table *voltage_table) -{ - uint8_t i = 0; - - PP_ASSERT_WITH_CODE((0 != look_up_table->count), - "Voltage Lookup Table empty.", return -1;); - - voltage_table->mask_low = 0; - voltage_table->phase_delay = 0; - - voltage_table->count = look_up_table->count; - - for (i = 0; i < voltage_table->count; i++) { - voltage_table->entries[i].value = look_up_table->entries[i].us_vdd; - voltage_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 tonga_trim_voltage_table_to_fit_state_table( - struct pp_hwmgr *hwmgr, - uint32_t max_voltage_steps, - pp_atomctrl_voltage_table *voltage_table) -{ - unsigned int i, diff; - - if (voltage_table->count <= max_voltage_steps) { - return; - } - - diff = voltage_table->count - max_voltage_steps; - - for (i = 0; i < max_voltage_steps; i++) { - voltage_table->entries[i] = voltage_table->entries[i + diff]; - } - - voltage_table->count = max_voltage_steps; - - return; -} - -/** - * Create Voltage Tables. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_construct_voltage_tables(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - int result; - - /* MVDD has only GPIO voltage control */ - if (TONGA_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;); - } - - if (TONGA_VOLTAGE_CONTROL_BY_GPIO == data->vdd_ci_control) { - /* GPIO voltage */ - 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 (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_ci_control) { - /* SVI2 voltage */ - result = tonga_get_svi2_vdd_ci_voltage_table(hwmgr, - pptable_info->vdd_dep_on_mclk); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve SVI2 VDDCI table from dependancy table.", return result;); - } - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_gfx_control) { - /* VDDGFX has only SVI2 voltage control */ - result = tonga_get_svi2_vdd_voltage_table(hwmgr, - pptable_info->vddgfx_lookup_table, &(data->vddgfx_voltage_table)); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to retrieve SVI2 VDDGFX table from lookup table.", return result;); - } - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - /* VDDC has only SVI2 voltage control */ - result = tonga_get_svi2_vdd_voltage_table(hwmgr, - pptable_info->vddc_lookup_table, &(data->vddc_voltage_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 <= (SMU72_MAX_LEVELS_VDDC)), - "Too many voltage values for VDDC. Trimming to fit state table.", - tonga_trim_voltage_table_to_fit_state_table(hwmgr, - SMU72_MAX_LEVELS_VDDC, &(data->vddc_voltage_table)); - ); - - PP_ASSERT_WITH_CODE( - (data->vddgfx_voltage_table.count <= (SMU72_MAX_LEVELS_VDDGFX)), - "Too many voltage values for VDDGFX. Trimming to fit state table.", - tonga_trim_voltage_table_to_fit_state_table(hwmgr, - SMU72_MAX_LEVELS_VDDGFX, &(data->vddgfx_voltage_table)); - ); - - PP_ASSERT_WITH_CODE( - (data->vddci_voltage_table.count <= (SMU72_MAX_LEVELS_VDDCI)), - "Too many voltage values for VDDCI. Trimming to fit state table.", - tonga_trim_voltage_table_to_fit_state_table(hwmgr, - SMU72_MAX_LEVELS_VDDCI, &(data->vddci_voltage_table)); - ); - - PP_ASSERT_WITH_CODE( - (data->mvdd_voltage_table.count <= (SMU72_MAX_LEVELS_MVDD)), - "Too many voltage values for MVDD. Trimming to fit state table.", - tonga_trim_voltage_table_to_fit_state_table(hwmgr, - SMU72_MAX_LEVELS_MVDD, &(data->mvdd_voltage_table)); - ); - - return 0; -} - -/** - * Vddc table preparation 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 tonga_populate_smc_vddc_table(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - unsigned int count; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - table->VddcLevelCount = data->vddc_voltage_table.count; - for (count = 0; count < table->VddcLevelCount; count++) { - table->VddcTable[count] = - PP_HOST_TO_SMC_US(data->vddc_voltage_table.entries[count].value * VOLTAGE_SCALE); - } - CONVERT_FROM_HOST_TO_SMC_UL(table->VddcLevelCount); - } - return 0; -} - -/** - * VddGfx table preparation 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 tonga_populate_smc_vdd_gfx_table(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - unsigned int count; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_gfx_control) { - table->VddGfxLevelCount = data->vddgfx_voltage_table.count; - for (count = 0; count < data->vddgfx_voltage_table.count; count++) { - table->VddGfxTable[count] = - PP_HOST_TO_SMC_US(data->vddgfx_voltage_table.entries[count].value * VOLTAGE_SCALE); - } - CONVERT_FROM_HOST_TO_SMC_UL(table->VddGfxLevelCount); - } - return 0; -} - -/** - * Vddci table preparation for SMC. - * - * @param *hwmgr The address of the hardware manager. - * @param *table The SMC DPM table structure to be populated. - * @return 0 - */ -static int tonga_populate_smc_vdd_ci_table(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint32_t count; - - table->VddciLevelCount = data->vddci_voltage_table.count; - for (count = 0; count < table->VddciLevelCount; count++) { - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_ci_control) { - table->VddciTable[count] = - PP_HOST_TO_SMC_US(data->vddci_voltage_table.entries[count].value * VOLTAGE_SCALE); - } else if (TONGA_VOLTAGE_CONTROL_BY_GPIO == data->vdd_ci_control) { - table->SmioTable1.Pattern[count].Voltage = - PP_HOST_TO_SMC_US(data->vddci_voltage_table.entries[count].value * VOLTAGE_SCALE); - /* Index into DpmTable.Smio. Drive bits from Smio entry to get this voltage level. */ - table->SmioTable1.Pattern[count].Smio = - (uint8_t) count; - table->Smio[count] |= - data->vddci_voltage_table.entries[count].smio_low; - table->VddciTable[count] = - PP_HOST_TO_SMC_US(data->vddci_voltage_table.entries[count].value * VOLTAGE_SCALE); - } - } - - table->SmioMask1 = data->vddci_voltage_table.mask_low; - CONVERT_FROM_HOST_TO_SMC_UL(table->VddciLevelCount); - - return 0; -} - -/** - * Mvdd table preparation for SMC. - * - * @param *hwmgr The address of the hardware manager. - * @param *table The SMC DPM table structure to be populated. - * @return 0 - */ -static int tonga_populate_smc_mvdd_table(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint32_t count; - - if (TONGA_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { - table->MvddLevelCount = data->mvdd_voltage_table.count; - for (count = 0; count < table->MvddLevelCount; count++) { - table->SmioTable2.Pattern[count].Voltage = - PP_HOST_TO_SMC_US(data->mvdd_voltage_table.entries[count].value * VOLTAGE_SCALE); - /* Index into DpmTable.Smio. Drive bits from Smio entry to get this voltage level.*/ - table->SmioTable2.Pattern[count].Smio = - (uint8_t) count; - table->Smio[count] |= - data->mvdd_voltage_table.entries[count].smio_low; - } - table->SmioMask2 = data->mvdd_voltage_table.mask_low; - - CONVERT_FROM_HOST_TO_SMC_UL(table->MvddLevelCount); - } - - return 0; -} - -/** - * Convert a voltage value in mv unit to VID number required by SMU firmware - */ -static uint8_t convert_to_vid(uint16_t vddc) -{ - return (uint8_t) ((6200 - (vddc * VOLTAGE_SCALE)) / 25); -} - - -/** - * 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 tonga_populate_cac_tables(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - uint32_t count; - uint8_t index; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct phm_ppt_v1_voltage_lookup_table *vddgfx_lookup_table = pptable_info->vddgfx_lookup_table; - struct phm_ppt_v1_voltage_lookup_table *vddc_lookup_table = pptable_info->vddc_lookup_table; - - /* pTables is already swapped, so in order to use the value from it, we need to swap it back. */ - uint32_t vddcLevelCount = PP_SMC_TO_HOST_UL(table->VddcLevelCount); - uint32_t vddgfxLevelCount = PP_SMC_TO_HOST_UL(table->VddGfxLevelCount); - - for (count = 0; count < vddcLevelCount; count++) { - /* We are populating vddc CAC data to BapmVddc table in split and merged mode */ - index = tonga_get_voltage_index(vddc_lookup_table, - data->vddc_voltage_table.entries[count].value); - table->BapmVddcVidLoSidd[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_low); - table->BapmVddcVidHiSidd[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_mid); - table->BapmVddcVidHiSidd2[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_high); - } - - if ((data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2)) { - /* We are populating vddgfx CAC data to BapmVddgfx table in split mode */ - for (count = 0; count < vddgfxLevelCount; count++) { - index = tonga_get_voltage_index(vddgfx_lookup_table, - data->vddgfx_voltage_table.entries[count].value); - table->BapmVddGfxVidLoSidd[count] = - convert_to_vid(vddgfx_lookup_table->entries[index].us_cac_low); - table->BapmVddGfxVidHiSidd[count] = - convert_to_vid(vddgfx_lookup_table->entries[index].us_cac_mid); - table->BapmVddGfxVidHiSidd2[count] = - convert_to_vid(vddgfx_lookup_table->entries[index].us_cac_high); - } - } else { - for (count = 0; count < vddcLevelCount; count++) { - index = tonga_get_voltage_index(vddc_lookup_table, - data->vddc_voltage_table.entries[count].value); - table->BapmVddGfxVidLoSidd[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_low); - table->BapmVddGfxVidHiSidd[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_mid); - table->BapmVddGfxVidHiSidd2[count] = - convert_to_vid(vddc_lookup_table->entries[index].us_cac_high); - } - } - - 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 tonga_populate_smc_voltage_tables(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result; - - result = tonga_populate_smc_vddc_table(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate VDDC voltage table to SMC", return -1); - - result = tonga_populate_smc_vdd_ci_table(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate VDDCI voltage table to SMC", return -1); - - result = tonga_populate_smc_vdd_gfx_table(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate VDDGFX voltage table to SMC", return -1); - - result = tonga_populate_smc_mvdd_table(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate MVDD voltage table to SMC", return -1); - - result = tonga_populate_cac_tables(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "can not populate CAC voltage tables to SMC", return -1); - - 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 tonga_populate_vr_config(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint16_t config; - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_gfx_control) { - /* Splitted mode */ - config = VR_SVI2_PLANE_1; - table->VRConfig |= (config<<VRCONF_VDDGFX_SHIFT); - - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - config = VR_SVI2_PLANE_2; - table->VRConfig |= config; - } else { - printk(KERN_ERR "[ powerplay ] VDDC and VDDGFX should be both on SVI2 control in splitted mode! \n"); - } - } else { - /* Merged mode */ - config = VR_MERGED_WITH_VDDC; - table->VRConfig |= (config<<VRCONF_VDDGFX_SHIFT); - - /* Set Vddc Voltage Controller */ - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) { - config = VR_SVI2_PLANE_1; - table->VRConfig |= config; - } else { - printk(KERN_ERR "[ powerplay ] VDDC should be on SVI2 control in merged mode! \n"); - } - } - - /* Set Vddci Voltage Controller */ - if (TONGA_VOLTAGE_CONTROL_BY_SVID2 == data->vdd_ci_control) { - config = VR_SVI2_PLANE_2; /* only in merged mode */ - table->VRConfig |= (config<<VRCONF_VDDCI_SHIFT); - } else if (TONGA_VOLTAGE_CONTROL_BY_GPIO == data->vdd_ci_control) { - config = VR_SMIO_PATTERN_1; - table->VRConfig |= (config<<VRCONF_VDDCI_SHIFT); - } - - /* Set Mvdd Voltage Controller */ - if (TONGA_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) { - config = VR_SMIO_PATTERN_2; - table->VRConfig |= (config<<VRCONF_MVDD_SHIFT); - } - - return 0; -} - -static int tonga_get_dependecy_volt_by_clk(struct pp_hwmgr *hwmgr, - phm_ppt_v1_clock_voltage_dependency_table *allowed_clock_voltage_table, - uint32_t clock, SMU_VoltageLevel *voltage, uint32_t *mvdd) -{ - uint32_t i = 0; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - /* clock - voltage dependency table is empty table */ - if (allowed_clock_voltage_table->count == 0) - return -1; - - for (i = 0; i < allowed_clock_voltage_table->count; i++) { - /* find first sclk bigger than request */ - if (allowed_clock_voltage_table->entries[i].clk >= clock) { - voltage->VddGfx = tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - allowed_clock_voltage_table->entries[i].vddgfx); - - voltage->Vddc = tonga_get_voltage_index(pptable_info->vddc_lookup_table, - allowed_clock_voltage_table->entries[i].vddc); - - if (allowed_clock_voltage_table->entries[i].vddci) { - voltage->Vddci = tonga_get_voltage_id(&data->vddci_voltage_table, - allowed_clock_voltage_table->entries[i].vddci); - } else { - voltage->Vddci = tonga_get_voltage_id(&data->vddci_voltage_table, - allowed_clock_voltage_table->entries[i].vddc - data->vddc_vddci_delta); - } - - if (allowed_clock_voltage_table->entries[i].mvdd) { - *mvdd = (uint32_t) allowed_clock_voltage_table->entries[i].mvdd; - } - - voltage->Phases = 1; - return 0; - } - } - - /* sclk is bigger than max sclk in the dependence table */ - voltage->VddGfx = tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - allowed_clock_voltage_table->entries[i-1].vddgfx); - voltage->Vddc = tonga_get_voltage_index(pptable_info->vddc_lookup_table, - allowed_clock_voltage_table->entries[i-1].vddc); - - if (allowed_clock_voltage_table->entries[i-1].vddci) { - voltage->Vddci = tonga_get_voltage_id(&data->vddci_voltage_table, - allowed_clock_voltage_table->entries[i-1].vddci); - } - if (allowed_clock_voltage_table->entries[i-1].mvdd) { - *mvdd = (uint32_t) allowed_clock_voltage_table->entries[i-1].mvdd; - } - - 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 always 0 - */ -int tonga_reset_to_default(struct pp_hwmgr *hwmgr) -{ - return (smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_ResetToDefaults) == 0) ? 0 : 1; -} - -int tonga_populate_memory_timing_parameters( - struct pp_hwmgr *hwmgr, - uint32_t engine_clock, - uint32_t memory_clock, - struct SMU72_Discrete_MCArbDramTimingTableEntry *arb_regs - ) -{ - uint32_t dramTiming; - uint32_t dramTiming2; - uint32_t burstTime; - int result; - - result = atomctrl_set_engine_dram_timings_rv770(hwmgr, - engine_clock, memory_clock); - - PP_ASSERT_WITH_CODE(result == 0, - "Error calling VBIOS to set DRAM_TIMING.", return result); - - dramTiming = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING); - dramTiming2 = cgs_read_register(hwmgr->device, mmMC_ARB_DRAM_TIMING2); - burstTime = PHM_READ_FIELD(hwmgr->device, MC_ARB_BURST_TIME, STATE0); - - arb_regs->McArbDramTiming = PP_HOST_TO_SMC_UL(dramTiming); - arb_regs->McArbDramTiming2 = PP_HOST_TO_SMC_UL(dramTiming2); - arb_regs->McArbBurstTime = (uint8_t)burstTime; - - return 0; -} - -/** - * Setup parameters for the MC ARB. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - * This function is to be called from the SetPowerState table. - */ -int tonga_program_memory_timing_parameters(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - int result = 0; - SMU72_Discrete_MCArbDramTimingTable arb_regs; - uint32_t i, j; - - memset(&arb_regs, 0x00, sizeof(SMU72_Discrete_MCArbDramTimingTable)); - - for (i = 0; i < data->dpm_table.sclk_table.count; i++) { - for (j = 0; j < data->dpm_table.mclk_table.count; j++) { - result = tonga_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 (0 != result) { - break; - } - } - } - - if (0 == result) { - result = tonga_copy_bytes_to_smc( - hwmgr->smumgr, - data->arb_table_start, - (uint8_t *)&arb_regs, - sizeof(SMU72_Discrete_MCArbDramTimingTable), - data->sram_end - ); - } - - return result; -} - -static int tonga_populate_smc_link_level(struct pp_hwmgr *hwmgr, SMU72_Discrete_DpmTable *table) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct tonga_dpm_table *dpm_table = &data->dpm_table; - uint32_t 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 = - tonga_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); - - return 0; -} - -static int tonga_populate_smc_uvd_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - - uint8_t count; - pp_atomctrl_clock_dividers_vi dividers; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - table->UvdLevelCount = (uint8_t) (mm_table->count); - table->UvdBootLevel = 0; - - for (count = 0; count < table->UvdLevelCount; count++) { - table->UvdLevel[count].VclkFrequency = mm_table->entries[count].vclk; - table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk; - table->UvdLevel[count].MinVoltage.Vddc = - tonga_get_voltage_index(pptable_info->vddc_lookup_table, - mm_table->entries[count].vddc); - table->UvdLevel[count].MinVoltage.VddGfx = - (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) ? - tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - mm_table->entries[count].vddgfx) : 0; - table->UvdLevel[count].MinVoltage.Vddci = - tonga_get_voltage_id(&data->vddci_voltage_table, - mm_table->entries[count].vddc - data->vddc_vddci_delta); - table->UvdLevel[count].MinVoltage.Phases = 1; - - /* 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((uint32_t)table->UvdLevel[count].MinVoltage); - } - - return result; - -} - -static int tonga_populate_smc_vce_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - - uint8_t count; - pp_atomctrl_clock_dividers_vi dividers; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - 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.Vddc = - tonga_get_voltage_index(pptable_info->vddc_lookup_table, - mm_table->entries[count].vddc); - table->VceLevel[count].MinVoltage.VddGfx = - (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) ? - tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - mm_table->entries[count].vddgfx) : 0; - table->VceLevel[count].MinVoltage.Vddci = - tonga_get_voltage_id(&data->vddci_voltage_table, - mm_table->entries[count].vddc - data->vddc_vddci_delta); - table->VceLevel[count].MinVoltage.Phases = 1; - - /* 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); - } - - return result; -} - -static int tonga_populate_smc_acp_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - uint8_t count; - pp_atomctrl_clock_dividers_vi dividers; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - table->AcpLevelCount = (uint8_t) (mm_table->count); - table->AcpBootLevel = 0; - - for (count = 0; count < table->AcpLevelCount; count++) { - table->AcpLevel[count].Frequency = - pptable_info->mm_dep_table->entries[count].aclk; - table->AcpLevel[count].MinVoltage.Vddc = - tonga_get_voltage_index(pptable_info->vddc_lookup_table, - mm_table->entries[count].vddc); - table->AcpLevel[count].MinVoltage.VddGfx = - (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) ? - tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - mm_table->entries[count].vddgfx) : 0; - table->AcpLevel[count].MinVoltage.Vddci = - tonga_get_voltage_id(&data->vddci_voltage_table, - mm_table->entries[count].vddc - data->vddc_vddci_delta); - table->AcpLevel[count].MinVoltage.Phases = 1; - - /* 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); - } - - return result; -} - -static int tonga_populate_smc_samu_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - uint8_t count; - pp_atomctrl_clock_dividers_vi dividers; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - 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].Frequency = - pptable_info->mm_dep_table->entries[count].samclock; - table->SamuLevel[count].MinVoltage.Vddc = - tonga_get_voltage_index(pptable_info->vddc_lookup_table, - mm_table->entries[count].vddc); - table->SamuLevel[count].MinVoltage.VddGfx = - (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) ? - tonga_get_voltage_index(pptable_info->vddgfx_lookup_table, - mm_table->entries[count].vddgfx) : 0; - table->SamuLevel[count].MinVoltage.Vddci = - tonga_get_voltage_id(&data->vddci_voltage_table, - mm_table->entries[count].vddc - data->vddc_vddci_delta); - table->SamuLevel[count].MinVoltage.Phases = 1; - - /* 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); - } - - return result; -} - -/** - * Populates the SMC MCLK structure using the provided memory clock - * - * @param hwmgr the address of the hardware manager - * @param memory_clock the memory clock to use to populate the structure - * @param sclk the SMC SCLK structure to be populated - */ -static int tonga_calculate_mclk_params( - struct pp_hwmgr *hwmgr, - uint32_t memory_clock, - SMU72_Discrete_MemoryLevel *mclk, - bool strobe_mode, - bool dllStateOn - ) -{ - const tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - uint32_t dll_cntl = data->clock_registers.vDLL_CNTL; - uint32_t mclk_pwrmgt_cntl = data->clock_registers.vMCLK_PWRMGT_CNTL; - uint32_t mpll_ad_func_cntl = data->clock_registers.vMPLL_AD_FUNC_CNTL; - uint32_t mpll_dq_func_cntl = data->clock_registers.vMPLL_DQ_FUNC_CNTL; - uint32_t mpll_func_cntl = data->clock_registers.vMPLL_FUNC_CNTL; - uint32_t mpll_func_cntl_1 = data->clock_registers.vMPLL_FUNC_CNTL_1; - uint32_t mpll_func_cntl_2 = data->clock_registers.vMPLL_FUNC_CNTL_2; - uint32_t mpll_ss1 = data->clock_registers.vMPLL_SS1; - uint32_t mpll_ss2 = data->clock_registers.vMPLL_SS2; - - pp_atomctrl_memory_clock_param mpll_param; - int result; - - result = atomctrl_get_memory_pll_dividers_si(hwmgr, - memory_clock, &mpll_param, strobe_mode); - PP_ASSERT_WITH_CODE(0 == result, - "Error retrieving Memory Clock Parameters from VBIOS.", return result); - - /* MPLL_FUNC_CNTL setup*/ - mpll_func_cntl = PHM_SET_FIELD(mpll_func_cntl, MPLL_FUNC_CNTL, BWCTRL, mpll_param.bw_ctrl); - - /* MPLL_FUNC_CNTL_1 setup*/ - mpll_func_cntl_1 = PHM_SET_FIELD(mpll_func_cntl_1, - MPLL_FUNC_CNTL_1, CLKF, mpll_param.mpll_fb_divider.cl_kf); - mpll_func_cntl_1 = PHM_SET_FIELD(mpll_func_cntl_1, - MPLL_FUNC_CNTL_1, CLKFRAC, mpll_param.mpll_fb_divider.clk_frac); - mpll_func_cntl_1 = PHM_SET_FIELD(mpll_func_cntl_1, - MPLL_FUNC_CNTL_1, VCO_MODE, mpll_param.vco_mode); - - /* MPLL_AD_FUNC_CNTL setup*/ - mpll_ad_func_cntl = PHM_SET_FIELD(mpll_ad_func_cntl, - MPLL_AD_FUNC_CNTL, YCLK_POST_DIV, mpll_param.mpll_post_divider); - - if (data->is_memory_GDDR5) { - /* MPLL_DQ_FUNC_CNTL setup*/ - mpll_dq_func_cntl = PHM_SET_FIELD(mpll_dq_func_cntl, - MPLL_DQ_FUNC_CNTL, YCLK_SEL, mpll_param.yclk_sel); - mpll_dq_func_cntl = PHM_SET_FIELD(mpll_dq_func_cntl, - MPLL_DQ_FUNC_CNTL, YCLK_POST_DIV, mpll_param.mpll_post_divider); - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_MemorySpreadSpectrumSupport)) { - /* - ************************************ - Fref = Reference Frequency - NF = Feedback divider ratio - NR = Reference divider ratio - Fnom = Nominal VCO output frequency = Fref * NF / NR - Fs = Spreading Rate - D = Percentage down-spread / 2 - Fint = Reference input frequency to PFD = Fref / NR - NS = Spreading rate divider ratio = int(Fint / (2 * Fs)) - CLKS = NS - 1 = ISS_STEP_NUM[11:0] - NV = D * Fs / Fnom * 4 * ((Fnom/Fref * NR) ^ 2) - CLKV = 65536 * NV = ISS_STEP_SIZE[25:0] - ************************************* - */ - pp_atomctrl_internal_ss_info ss_info; - uint32_t freq_nom; - uint32_t tmp; - uint32_t reference_clock = atomctrl_get_mpll_reference_clock(hwmgr); - - /* for GDDR5 for all modes and DDR3 */ - if (1 == mpll_param.qdr) - freq_nom = memory_clock * 4 * (1 << mpll_param.mpll_post_divider); - else - freq_nom = memory_clock * 2 * (1 << mpll_param.mpll_post_divider); - - /* tmp = (freq_nom / reference_clock * reference_divider) ^ 2 Note: S.I. reference_divider = 1*/ - tmp = (freq_nom / reference_clock); - tmp = tmp * tmp; - - if (0 == atomctrl_get_memory_clock_spread_spectrum(hwmgr, freq_nom, &ss_info)) { - /* ss_info.speed_spectrum_percentage -- in unit of 0.01% */ - /* ss.Info.speed_spectrum_rate -- in unit of khz */ - /* CLKS = reference_clock / (2 * speed_spectrum_rate * reference_divider) * 10 */ - /* = reference_clock * 5 / speed_spectrum_rate */ - uint32_t clks = reference_clock * 5 / ss_info.speed_spectrum_rate; - - /* CLKV = 65536 * speed_spectrum_percentage / 2 * spreadSpecrumRate / freq_nom * 4 / 100000 * ((freq_nom / reference_clock) ^ 2) */ - /* = 131 * speed_spectrum_percentage * speed_spectrum_rate / 100 * ((freq_nom / reference_clock) ^ 2) / freq_nom */ - uint32_t clkv = - (uint32_t)((((131 * ss_info.speed_spectrum_percentage * - ss_info.speed_spectrum_rate) / 100) * tmp) / freq_nom); - - mpll_ss1 = PHM_SET_FIELD(mpll_ss1, MPLL_SS1, CLKV, clkv); - mpll_ss2 = PHM_SET_FIELD(mpll_ss2, MPLL_SS2, CLKS, clks); - } - } - - /* MCLK_PWRMGT_CNTL setup */ - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, DLL_SPEED, mpll_param.dll_speed); - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK0_PDNB, dllStateOn); - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK1_PDNB, dllStateOn); - - - /* Save the result data to outpupt memory level structure */ - mclk->MclkFrequency = memory_clock; - mclk->MpllFuncCntl = mpll_func_cntl; - mclk->MpllFuncCntl_1 = mpll_func_cntl_1; - mclk->MpllFuncCntl_2 = mpll_func_cntl_2; - mclk->MpllAdFuncCntl = mpll_ad_func_cntl; - mclk->MpllDqFuncCntl = mpll_dq_func_cntl; - mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl; - mclk->DllCntl = dll_cntl; - mclk->MpllSs1 = mpll_ss1; - mclk->MpllSs2 = mpll_ss2; - - return 0; -} - -static uint8_t tonga_get_mclk_frequency_ratio(uint32_t memory_clock, - bool strobe_mode) -{ - uint8_t mc_para_index; - - if (strobe_mode) { - if (memory_clock < 12500) { - mc_para_index = 0x00; - } else if (memory_clock > 47500) { - mc_para_index = 0x0f; - } else { - mc_para_index = (uint8_t)((memory_clock - 10000) / 2500); - } - } else { - if (memory_clock < 65000) { - mc_para_index = 0x00; - } else if (memory_clock > 135000) { - mc_para_index = 0x0f; - } else { - mc_para_index = (uint8_t)((memory_clock - 60000) / 5000); - } - } - - return mc_para_index; -} - -static uint8_t tonga_get_ddr3_mclk_frequency_ratio(uint32_t memory_clock) -{ - uint8_t mc_para_index; - - if (memory_clock < 10000) { - mc_para_index = 0; - } else if (memory_clock >= 80000) { - mc_para_index = 0x0f; - } else { - mc_para_index = (uint8_t)((memory_clock - 10000) / 5000 + 1); - } - - return mc_para_index; -} - -static int tonga_populate_single_memory_level( - struct pp_hwmgr *hwmgr, - uint32_t memory_clock, - SMU72_Discrete_MemoryLevel *memory_level - ) -{ - uint32_t minMvdd = 0; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - int result = 0; - bool dllStateOn; - struct cgs_display_info info = {0}; - - - if (NULL != pptable_info->vdd_dep_on_mclk) { - result = tonga_get_dependecy_volt_by_clk(hwmgr, - pptable_info->vdd_dep_on_mclk, memory_clock, &memory_level->MinVoltage, &minMvdd); - PP_ASSERT_WITH_CODE((0 == result), - "can not find MinVddc voltage value from memory VDDC voltage dependency table", return result); - } - - if (data->mvdd_control == TONGA_VOLTAGE_CONTROL_NONE) { - memory_level->MinMvdd = data->vbios_boot_state.mvdd_bootup_value; - } else { - memory_level->MinMvdd = minMvdd; - } - memory_level->EnabledForThrottle = 1; - memory_level->EnabledForActivity = 0; - memory_level->UpHyst = 0; - memory_level->DownHyst = 100; - memory_level->VoltageDownHyst = 0; - - /* Indicates maximum activity level for this performance level.*/ - memory_level->ActivityLevel = (uint16_t)data->mclk_activity_target; - memory_level->StutterEnable = 0; - memory_level->StrobeEnable = 0; - memory_level->EdcReadEnable = 0; - memory_level->EdcWriteEnable = 0; - memory_level->RttEnable = 0; - - /* default set to low watermark. Highest level will be set to high later.*/ - memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; - - cgs_get_active_displays_info(hwmgr->device, &info); - data->display_timing.num_existing_displays = info.display_count; - - if ((data->mclk_stutter_mode_threshold != 0) && - (memory_clock <= data->mclk_stutter_mode_threshold) && - (!data->is_uvd_enabled) - && (PHM_READ_FIELD(hwmgr->device, DPG_PIPE_STUTTER_CONTROL, STUTTER_ENABLE) & 0x1) - && (data->display_timing.num_existing_displays <= 2) - && (data->display_timing.num_existing_displays != 0)) - memory_level->StutterEnable = 1; - - /* decide strobe mode*/ - memory_level->StrobeEnable = (data->mclk_strobe_mode_threshold != 0) && - (memory_clock <= data->mclk_strobe_mode_threshold); - - /* decide EDC mode and memory clock ratio*/ - if (data->is_memory_GDDR5) { - memory_level->StrobeRatio = tonga_get_mclk_frequency_ratio(memory_clock, - memory_level->StrobeEnable); - - if ((data->mclk_edc_enable_threshold != 0) && - (memory_clock > data->mclk_edc_enable_threshold)) { - memory_level->EdcReadEnable = 1; - } - - if ((data->mclk_edc_wr_enable_threshold != 0) && - (memory_clock > data->mclk_edc_wr_enable_threshold)) { - memory_level->EdcWriteEnable = 1; - } - - if (memory_level->StrobeEnable) { - if (tonga_get_mclk_frequency_ratio(memory_clock, 1) >= - ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC7) >> 16) & 0xf)) { - dllStateOn = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC5) >> 1) & 0x1) ? 1 : 0; - } else { - dllStateOn = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC6) >> 1) & 0x1) ? 1 : 0; - } - - } else { - dllStateOn = data->dll_defaule_on; - } - } else { - memory_level->StrobeRatio = - tonga_get_ddr3_mclk_frequency_ratio(memory_clock); - dllStateOn = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC5) >> 1) & 0x1) ? 1 : 0; - } - - result = tonga_calculate_mclk_params(hwmgr, - memory_clock, memory_level, memory_level->StrobeEnable, dllStateOn); - - if (0 == result) { - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MinMvdd); - /* MCLK frequency in units of 10KHz*/ - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MclkFrequency); - /* Indicates maximum activity level for this performance level.*/ - CONVERT_FROM_HOST_TO_SMC_US(memory_level->ActivityLevel); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllFuncCntl); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllFuncCntl_1); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllFuncCntl_2); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllAdFuncCntl); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllDqFuncCntl); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MclkPwrmgtCntl); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->DllCntl); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllSs1); - CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MpllSs2); - } - - 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 tonga_populate_mvdd_value(struct pp_hwmgr *hwmgr, uint32_t mclk, SMIO_Pattern *smio_pattern) -{ - const tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t i = 0; - - if (TONGA_VOLTAGE_CONTROL_NONE != data->mvdd_control) { - /* find mvdd value which clock is more than request */ - for (i = 0; i < pptable_info->vdd_dep_on_mclk->count; i++) { - if (mclk <= pptable_info->vdd_dep_on_mclk->entries[i].clk) { - /* Always round to higher voltage. */ - smio_pattern->Voltage = data->mvdd_voltage_table.entries[i].value; - break; - } - } - - PP_ASSERT_WITH_CODE(i < pptable_info->vdd_dep_on_mclk->count, - "MVDD Voltage is outside the supported range.", return -1); - - } else { - return -1; - } - - return 0; -} - - -static int tonga_populate_smv_acpi_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - const tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - pp_atomctrl_clock_dividers_vi dividers; - SMIO_Pattern voltage_level; - 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; - uint32_t dll_cntl = data->clock_registers.vDLL_CNTL; - uint32_t mclk_pwrmgt_cntl = data->clock_registers.vMCLK_PWRMGT_CNTL; - - /* The ACPI state should not do DPM on DC (or ever).*/ - table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC; - - table->ACPILevel.MinVoltage = data->smc_state_table.GraphicsLevel[0].MinVoltage; - - /* assign zero for now*/ - table->ACPILevel.SclkFrequency = atomctrl_get_reference_clock(hwmgr); - - /* 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); - - /* divider ID for required SCLK*/ - 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; - - - /* For various features to be enabled/disabled while this level is active.*/ - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.Flags); - /* SCLK frequency in units of 10KHz*/ - CONVERT_FROM_HOST_TO_SMC_UL(table->ACPILevel.SclkFrequency); - 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); - - /* table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;*/ - table->MemoryACPILevel.MinVoltage = data->smc_state_table.MemoryLevel[0].MinVoltage; - - /* CONVERT_FROM_HOST_TO_SMC_UL(table->MemoryACPILevel.MinVoltage);*/ - - if (0 == tonga_populate_mvdd_value(hwmgr, 0, &voltage_level)) - table->MemoryACPILevel.MinMvdd = - PP_HOST_TO_SMC_UL(voltage_level.Voltage * VOLTAGE_SCALE); - else - table->MemoryACPILevel.MinMvdd = 0; - - /* Force reset on DLL*/ - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK0_RESET, 0x1); - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK1_RESET, 0x1); - - /* Disable DLL in ACPIState*/ - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK0_PDNB, 0); - mclk_pwrmgt_cntl = PHM_SET_FIELD(mclk_pwrmgt_cntl, - MCLK_PWRMGT_CNTL, MRDCK1_PDNB, 0); - - /* Enable DLL bypass signal*/ - dll_cntl = PHM_SET_FIELD(dll_cntl, - DLL_CNTL, MRDCK0_BYPASS, 0); - dll_cntl = PHM_SET_FIELD(dll_cntl, - DLL_CNTL, MRDCK1_BYPASS, 0); - - table->MemoryACPILevel.DllCntl = - PP_HOST_TO_SMC_UL(dll_cntl); - table->MemoryACPILevel.MclkPwrmgtCntl = - PP_HOST_TO_SMC_UL(mclk_pwrmgt_cntl); - table->MemoryACPILevel.MpllAdFuncCntl = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_AD_FUNC_CNTL); - table->MemoryACPILevel.MpllDqFuncCntl = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_DQ_FUNC_CNTL); - table->MemoryACPILevel.MpllFuncCntl = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_FUNC_CNTL); - table->MemoryACPILevel.MpllFuncCntl_1 = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_FUNC_CNTL_1); - table->MemoryACPILevel.MpllFuncCntl_2 = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_FUNC_CNTL_2); - table->MemoryACPILevel.MpllSs1 = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_SS1); - table->MemoryACPILevel.MpllSs2 = - PP_HOST_TO_SMC_UL(data->clock_registers.vMPLL_SS2); - - table->MemoryACPILevel.EnabledForThrottle = 0; - table->MemoryACPILevel.EnabledForActivity = 0; - table->MemoryACPILevel.UpHyst = 0; - table->MemoryACPILevel.DownHyst = 100; - table->MemoryACPILevel.VoltageDownHyst = 0; - /* Indicates maximum activity level for this performance level.*/ - table->MemoryACPILevel.ActivityLevel = PP_HOST_TO_SMC_US((uint16_t)data->mclk_activity_target); - - table->MemoryACPILevel.StutterEnable = 0; - table->MemoryACPILevel.StrobeEnable = 0; - table->MemoryACPILevel.EdcReadEnable = 0; - table->MemoryACPILevel.EdcWriteEnable = 0; - table->MemoryACPILevel.RttEnable = 0; - - return result; -} - -static int tonga_find_boot_level(struct tonga_single_dpm_table *table, uint32_t value, uint32_t *boot_level) -{ - int result = 0; - 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 tonga_populate_smc_boot_level(struct pp_hwmgr *hwmgr, - SMU72_Discrete_DpmTable *table) -{ - int result = 0; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - table->GraphicsBootLevel = 0; /* 0 == DPM[0] (low), etc. */ - table->MemoryBootLevel = 0; /* 0 == DPM[0] (low), etc. */ - - /* find boot level from dpm table*/ - result = tonga_find_boot_level(&(data->dpm_table.sclk_table), - data->vbios_boot_state.sclk_bootup_value, - (uint32_t *)&(data->smc_state_table.GraphicsBootLevel)); - - if (0 != result) { - data->smc_state_table.GraphicsBootLevel = 0; - printk(KERN_ERR "[ powerplay ] VBIOS did not find boot engine clock value \ - in dependency table. Using Graphics DPM level 0!"); - result = 0; - } - - result = tonga_find_boot_level(&(data->dpm_table.mclk_table), - data->vbios_boot_state.mclk_bootup_value, - (uint32_t *)&(data->smc_state_table.MemoryBootLevel)); - - if (0 != result) { - data->smc_state_table.MemoryBootLevel = 0; - printk(KERN_ERR "[ powerplay ] VBIOS did not find boot engine clock value \ - in dependency table. Using Memory DPM level 0!"); - result = 0; - } - - table->BootVoltage.Vddc = - tonga_get_voltage_id(&(data->vddc_voltage_table), - data->vbios_boot_state.vddc_bootup_value); - table->BootVoltage.VddGfx = - tonga_get_voltage_id(&(data->vddgfx_voltage_table), - data->vbios_boot_state.vddgfx_bootup_value); - table->BootVoltage.Vddci = - tonga_get_voltage_id(&(data->vddci_voltage_table), - data->vbios_boot_state.vddci_bootup_value); - table->BootMVdd = data->vbios_boot_state.mvdd_bootup_value; - - CONVERT_FROM_HOST_TO_SMC_US(table->BootMVdd); - - return result; -} - - -/** - * Calculates the SCLK dividers using the provided engine clock - * - * @param hwmgr the address of the hardware manager - * @param engine_clock the engine clock to use to populate the structure - * @param sclk the SMC SCLK structure to be populated - */ -int tonga_calculate_sclk_params(struct pp_hwmgr *hwmgr, - uint32_t engine_clock, SMU72_Discrete_GraphicsLevel *sclk) -{ - const tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - 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 reference_clock; - uint32_t reference_divider; - uint32_t fbdiv; - int result; - - /* get the engine clock dividers for this clock value*/ - result = atomctrl_get_engine_pll_dividers_vi(hwmgr, engine_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.*/ - reference_clock = atomctrl_get_reference_clock(hwmgr); - - reference_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)) { - pp_atomctrl_internal_ss_info ss_info; - - uint32_t vcoFreq = engine_clock * dividers.uc_pll_post_div; - if (0 == atomctrl_get_engine_clock_spread_spectrum(hwmgr, vcoFreq, &ss_info)) { - /* - * 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 clkS = reference_clock * 5 / (reference_divider * ss_info.speed_spectrum_rate); - - /* clkv = 2 * D * fbdiv / NS */ - uint32_t clkV = 4 * ss_info.speed_spectrum_percentage * fbdiv / (clkS * 10000); - - cg_spll_spread_spectrum = - PHM_SET_FIELD(cg_spll_spread_spectrum, CG_SPLL_SPREAD_SPECTRUM, CLKS, clkS); - 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, clkV); - } - } - - sclk->SclkFrequency = engine_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 uint8_t tonga_get_sleep_divider_id_from_clock(uint32_t engine_clock, - uint32_t min_engine_clock_in_sr) -{ - uint32_t i, temp; - uint32_t min = max(min_engine_clock_in_sr, (uint32_t)TONGA_MINIMUM_ENGINE_CLOCK); - - PP_ASSERT_WITH_CODE((engine_clock >= min), - "Engine clock can't satisfy stutter requirement!", return 0); - - for (i = TONGA_MAX_DEEPSLEEP_DIVIDER_ID;; i--) { - temp = engine_clock >> i; - - if(temp >= min || i == 0) - break; - } - return (uint8_t)i; -} - -/** - * Populates single SMC SCLK structure using the provided engine clock - * - * @param hwmgr the address of the hardware manager - * @param engine_clock the engine clock to use to populate the structure - * @param sclk the SMC SCLK structure to be populated - */ -static int tonga_populate_single_graphic_level(struct pp_hwmgr *hwmgr, uint32_t engine_clock, uint16_t sclk_activity_level_threshold, SMU72_Discrete_GraphicsLevel *graphic_level) -{ - int result; - uint32_t threshold; - uint32_t mvdd; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - result = tonga_calculate_sclk_params(hwmgr, engine_clock, graphic_level); - - - /* populate graphics levels*/ - result = tonga_get_dependecy_volt_by_clk(hwmgr, - pptable_info->vdd_dep_on_sclk, engine_clock, - &graphic_level->MinVoltage, &mvdd); - PP_ASSERT_WITH_CODE((0 == result), - "can not find VDDC voltage value for VDDC \ - engine clock dependency table", return result); - - /* SCLK frequency in units of 10KHz*/ - graphic_level->SclkFrequency = engine_clock; - - /* Indicates maximum activity level for this performance level. 50% for now*/ - graphic_level->ActivityLevel = sclk_activity_level_threshold; - - graphic_level->CcPwrDynRm = 0; - graphic_level->CcPwrDynRm1 = 0; - /* this level can be used if activity is high enough.*/ - graphic_level->EnabledForActivity = 0; - /* this level can be used for throttling.*/ - graphic_level->EnabledForThrottle = 1; - graphic_level->UpHyst = 0; - graphic_level->DownHyst = 0; - graphic_level->VoltageDownHyst = 0; - graphic_level->PowerThrottle = 0; - - threshold = engine_clock * data->fast_watemark_threshold / 100; -/* - *get the DAL clock. do it in funture. - PECI_GetMinClockSettings(hwmgr->peci, &minClocks); - data->display_timing.min_clock_insr = minClocks.engineClockInSR; -*/ - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SclkDeepSleep)) - graphic_level->DeepSleepDivId = - tonga_get_sleep_divider_id_from_clock(engine_clock, - data->display_timing.min_clock_insr); - - /* Default to slow, highest DPM level will be set to PPSMC_DISPLAY_WATERMARK_LOW later.*/ - graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW; - - if (0 == result) { - /* CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->MinVoltage);*/ - /* CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->MinVddcPhases);*/ - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->SclkFrequency); - CONVERT_FROM_HOST_TO_SMC_US(graphic_level->ActivityLevel); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->CgSpllFuncCntl3); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->CgSpllFuncCntl4); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->SpllSpreadSpectrum); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->SpllSpreadSpectrum2); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->CcPwrDynRm); - CONVERT_FROM_HOST_TO_SMC_UL(graphic_level->CcPwrDynRm1); - } - - return result; -} - -/** - * 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 tonga_populate_all_graphic_levels(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - struct tonga_dpm_table *dpm_table = &data->dpm_table; - phm_ppt_v1_pcie_table *pcie_table = pptable_info->pcie_table; - uint8_t pcie_entry_count = (uint8_t) data->dpm_table.pcie_speed_table.count; - int result = 0; - uint32_t level_array_adress = data->dpm_table_start + - offsetof(SMU72_Discrete_DpmTable, GraphicsLevel); - uint32_t level_array_size = sizeof(SMU72_Discrete_GraphicsLevel) * - SMU72_MAX_LEVELS_GRAPHICS; /* 64 -> long; 32 -> int*/ - SMU72_Discrete_GraphicsLevel *levels = data->smc_state_table.GraphicsLevel; - uint32_t i, maxEntry; - uint8_t highest_pcie_level_enabled = 0, lowest_pcie_level_enabled = 0, mid_pcie_level_enabled = 0, count = 0; - PECI_RegistryValue reg_value; - memset(levels, 0x00, level_array_size); - - for (i = 0; i < dpm_table->sclk_table.count; i++) { - result = tonga_populate_single_graphic_level(hwmgr, - dpm_table->sclk_table.dpm_levels[i].value, - (uint16_t)data->activity_target[i], - &(data->smc_state_table.GraphicsLevel[i])); - - if (0 != result) - return result; - - /* Making sure only DPM level 0-1 have Deep Sleep Div ID populated. */ - if (i > 1) - data->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0; - - if (0 == i) { - reg_value = 0; - if (reg_value != 0) - data->smc_state_table.GraphicsLevel[0].UpHyst = (uint8_t)reg_value; - } - - if (1 == i) { - reg_value = 0; - if (reg_value != 0) - data->smc_state_table.GraphicsLevel[1].UpHyst = (uint8_t)reg_value; - } - } - - /* Only enable level 0 for now. */ - data->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1; - - /* set highest level watermark to high */ - if (dpm_table->sclk_table.count > 1) - data->smc_state_table.GraphicsLevel[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 = - tonga_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); - - if (pcie_table != NULL) { - PP_ASSERT_WITH_CODE((pcie_entry_count >= 1), - "There must be 1 or more PCIE levels defined in PPTable.", return -1); - maxEntry = pcie_entry_count - 1; /* for indexing, we need to decrement by 1.*/ - for (i = 0; i < dpm_table->sclk_table.count; i++) { - data->smc_state_table.GraphicsLevel[i].pcieDpmLevel = - (uint8_t) ((i < maxEntry) ? i : maxEntry); - } - } else { - if (0 == data->dpm_level_enable_mask.pcie_dpm_enable_mask) - printk(KERN_ERR "[ powerplay ] Pcie Dpm Enablemask is 0!"); - - while (data->dpm_level_enable_mask.pcie_dpm_enable_mask && - ((data->dpm_level_enable_mask.pcie_dpm_enable_mask & - (1<<(highest_pcie_level_enabled+1))) != 0)) { - highest_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 < highest_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) < highest_pcie_level_enabled ? - (lowest_pcie_level_enabled+1+count) : highest_pcie_level_enabled; - - - /* set pcieDpmLevel to highest_pcie_level_enabled*/ - for (i = 2; i < dpm_table->sclk_table.count; i++) { - data->smc_state_table.GraphicsLevel[i].pcieDpmLevel = highest_pcie_level_enabled; - } - - /* set pcieDpmLevel to lowest_pcie_level_enabled*/ - data->smc_state_table.GraphicsLevel[0].pcieDpmLevel = lowest_pcie_level_enabled; - - /* set pcieDpmLevel to mid_pcie_level_enabled*/ - data->smc_state_table.GraphicsLevel[1].pcieDpmLevel = mid_pcie_level_enabled; - } - /* level count will send to smc once at init smc table and never change*/ - result = tonga_copy_bytes_to_smc(hwmgr->smumgr, level_array_adress, (uint8_t *)levels, (uint32_t)level_array_size, data->sram_end); - - if (0 != result) - return result; - - return 0; -} - -/** - * 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 tonga_populate_all_memory_levels(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct tonga_dpm_table *dpm_table = &data->dpm_table; - int result; - /* populate MCLK dpm table to SMU7 */ - uint32_t level_array_adress = data->dpm_table_start + offsetof(SMU72_Discrete_DpmTable, MemoryLevel); - uint32_t level_array_size = sizeof(SMU72_Discrete_MemoryLevel) * SMU72_MAX_LEVELS_MEMORY; - SMU72_Discrete_MemoryLevel *levels = data->smc_state_table.MemoryLevel; - uint32_t i; - - memset(levels, 0x00, level_array_size); - - 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 -1); - result = tonga_populate_single_memory_level(hwmgr, dpm_table->mclk_table.dpm_levels[i].value, - &(data->smc_state_table.MemoryLevel[i])); - if (0 != result) { - return result; - } - } - - /* Only enable level 0 for now.*/ - data->smc_state_table.MemoryLevel[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. - */ - data->smc_state_table.MemoryLevel[0].ActivityLevel = 0x1F; - CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.MemoryLevel[0].ActivityLevel); - - data->smc_state_table.MemoryDpmLevelCount = (uint8_t)dpm_table->mclk_table.count; - data->dpm_level_enable_mask.mclk_dpm_enable_mask = tonga_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); - /* set highest level watermark to high*/ - data->smc_state_table.MemoryLevel[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 = tonga_copy_bytes_to_smc(hwmgr->smumgr, - level_array_adress, (uint8_t *)levels, (uint32_t)level_array_size, data->sram_end); - - if (0 != result) { - return result; - } - - return 0; -} - -struct TONGA_DLL_SPEED_SETTING { - uint16_t Min; /* Minimum Data Rate*/ - uint16_t Max; /* Maximum Data Rate*/ - uint32_t dll_speed; /* The desired DLL_SPEED setting*/ -}; - -static int tonga_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr) -{ - return 0; -} - -/* ---------------------------------------- ULV related functions ----------------------------------------------------*/ - - -static int tonga_reset_single_dpm_table( - struct pp_hwmgr *hwmgr, - struct tonga_single_dpm_table *dpm_table, - uint32_t count) -{ - uint32_t i; - if (!(count <= MAX_REGULAR_DPM_NUMBER)) - printk(KERN_ERR "[ powerplay ] Fatal error, can not set up single DPM \ - table entries to exceed max number! \n"); - - dpm_table->count = count; - for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++) { - dpm_table->dpm_levels[i].enabled = false; - } - - return 0; -} - -static void tonga_setup_pcie_table_entry( - struct tonga_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 tonga_setup_default_pcie_tables(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_pcie_table *pcie_table = pptable_info->pcie_table; - uint32_t i, maxEntry; - - 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; - } - - tonga_reset_single_dpm_table(hwmgr, &data->dpm_table.pcie_speed_table, SMU72_MAX_LEVELS_LINK); - - if (pcie_table != NULL) { - /* - * maxEntry 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. - */ - maxEntry = (SMU72_MAX_LEVELS_LINK < pcie_table->count) ? - SMU72_MAX_LEVELS_LINK : pcie_table->count; - for (i = 1; i < maxEntry; i++) { - tonga_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, PP_Max_PCIELane)); - } - data->dpm_table.pcie_speed_table.count = maxEntry - 1; - } else { - /* Hardcode Pcie Table */ - tonga_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)); - tonga_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)); - tonga_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)); - tonga_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)); - tonga_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)); - tonga_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. */ - tonga_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 tonga_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint32_t i; - - phm_ppt_v1_clock_voltage_dependency_table *allowed_vdd_sclk_table = - pptable_info->vdd_dep_on_sclk; - phm_ppt_v1_clock_voltage_dependency_table *allowed_vdd_mclk_table = - pptable_info->vdd_dep_on_mclk; - - PP_ASSERT_WITH_CODE(allowed_vdd_sclk_table != NULL, - "SCLK dependency table is missing. This table is mandatory", return -1); - PP_ASSERT_WITH_CODE(allowed_vdd_sclk_table->count >= 1, - "SCLK dependency table has to have is missing. This table is mandatory", return -1); - - PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table != NULL, - "MCLK dependency table is missing. This table is mandatory", return -1); - PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table->count >= 1, - "VMCLK dependency table has to have is missing. This table is mandatory", return -1); - - /* clear the state table to reset everything to default */ - memset(&(data->dpm_table), 0x00, sizeof(data->dpm_table)); - tonga_reset_single_dpm_table(hwmgr, &data->dpm_table.sclk_table, SMU72_MAX_LEVELS_GRAPHICS); - tonga_reset_single_dpm_table(hwmgr, &data->dpm_table.mclk_table, SMU72_MAX_LEVELS_MEMORY); - /* tonga_reset_single_dpm_table(hwmgr, &tonga_hwmgr->dpm_table.VddcTable, SMU72_MAX_LEVELS_VDDC); */ - /* tonga_reset_single_dpm_table(hwmgr, &tonga_hwmgr->dpm_table.vdd_gfx_table, SMU72_MAX_LEVELS_VDDGFX);*/ - /* tonga_reset_single_dpm_table(hwmgr, &tonga_hwmgr->dpm_table.vdd_ci_table, SMU72_MAX_LEVELS_VDDCI);*/ - /* tonga_reset_single_dpm_table(hwmgr, &tonga_hwmgr->dpm_table.mvdd_table, SMU72_MAX_LEVELS_MVDD);*/ - - PP_ASSERT_WITH_CODE(allowed_vdd_sclk_table != NULL, - "SCLK dependency table is missing. This table is mandatory", return -1); - /* Initialize Sclk DPM table based on allow Sclk values*/ - data->dpm_table.sclk_table.count = 0; - - for (i = 0; i < allowed_vdd_sclk_table->count; i++) { - if (i == 0 || data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count-1].value != - allowed_vdd_sclk_table->entries[i].clk) { - data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].value = - allowed_vdd_sclk_table->entries[i].clk; - data->dpm_table.sclk_table.dpm_levels[data->dpm_table.sclk_table.count].enabled = true; /*(i==0) ? 1 : 0; to do */ - data->dpm_table.sclk_table.count++; - } - } - - PP_ASSERT_WITH_CODE(allowed_vdd_mclk_table != NULL, - "MCLK dependency table is missing. This table is mandatory", return -1); - /* Initialize Mclk DPM table based on allow Mclk values */ - data->dpm_table.mclk_table.count = 0; - for (i = 0; i < allowed_vdd_mclk_table->count; i++) { - if (i == 0 || data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count-1].value != - allowed_vdd_mclk_table->entries[i].clk) { - data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].value = - allowed_vdd_mclk_table->entries[i].clk; - data->dpm_table.mclk_table.dpm_levels[data->dpm_table.mclk_table.count].enabled = true; /*(i==0) ? 1 : 0; */ - data->dpm_table.mclk_table.count++; - } - } - - /* setup PCIE gen speed levels*/ - tonga_setup_default_pcie_tables(hwmgr); - - /* save a copy of the default DPM table*/ - memcpy(&(data->golden_dpm_table), &(data->dpm_table), sizeof(struct tonga_dpm_table)); - - return 0; -} - -int tonga_populate_smc_initial_state(struct pp_hwmgr *hwmgr, - const struct tonga_power_state *bootState) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - uint8_t count, level; - - count = (uint8_t) (pptable_info->vdd_dep_on_sclk->count); - for (level = 0; level < count; level++) { - if (pptable_info->vdd_dep_on_sclk->entries[level].clk >= - bootState->performance_levels[0].engine_clock) { - data->smc_state_table.GraphicsBootLevel = level; - break; - } - } - - count = (uint8_t) (pptable_info->vdd_dep_on_mclk->count); - for (level = 0; level < count; level++) { - if (pptable_info->vdd_dep_on_mclk->entries[level].clk >= - bootState->performance_levels[0].memory_clock) { - data->smc_state_table.MemoryBootLevel = level; - break; - } - } - - 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 - */ -int tonga_init_smc_table(struct pp_hwmgr *hwmgr) -{ - int result; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - SMU72_Discrete_DpmTable *table = &(data->smc_state_table); - const phw_tonga_ulv_parm *ulv = &(data->ulv); - uint8_t i; - PECI_RegistryValue reg_value; - pp_atomctrl_gpio_pin_assignment gpio_pin_assignment; - - result = tonga_setup_default_dpm_tables(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to setup default DPM tables!", return result;); - memset(&(data->smc_state_table), 0x00, sizeof(data->smc_state_table)); - if (TONGA_VOLTAGE_CONTROL_NONE != data->voltage_control) { - tonga_populate_smc_voltage_tables(hwmgr, table); - } - - 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; - } - - i = PHM_READ_FIELD(hwmgr->device, CC_MC_MAX_CHANNEL, NOOFCHAN); - - if (i == 1 || i == 0) { - table->SystemFlags |= PPSMC_SYSTEMFLAG_12CHANNEL; - } - - if (ulv->ulv_supported && pptable_info->us_ulv_voltage_offset) { - 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->ch_ulv_parameter); - } - - result = tonga_populate_smc_link_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Link Level!", return result;); - - result = tonga_populate_all_graphic_levels(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Graphics Level!", return result;); - - result = tonga_populate_all_memory_levels(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Memory Level!", return result;); - - result = tonga_populate_smv_acpi_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize ACPI Level!", return result;); - - result = tonga_populate_smc_vce_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize VCE Level!", return result;); - - result = tonga_populate_smc_acp_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize ACP Level!", return result;); - - result = tonga_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 = tonga_program_memory_timing_parameters(hwmgr); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to Write ARB settings for the initial state.", return result;); - - result = tonga_populate_smc_uvd_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize UVD Level!", return result;); - - result = tonga_populate_smc_boot_level(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize Boot Level!", return result;); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher)) { - result = tonga_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 = - pptable_info->cac_dtp_table->usTargetOperatingTemp * - TONGA_Q88_FORMAT_CONVERSION_UNIT; - table->TemperatureLimitLow = - (pptable_info->cac_dtp_table->usTargetOperatingTemp - 1) * - TONGA_Q88_FORMAT_CONVERSION_UNIT; - table->MemoryVoltageChangeEnable = 1; - table->MemoryInterval = 1; - table->VoltageResponseTime = 0; - table->PhaseResponseTime = 0; - table->MemoryThermThrottleEnable = 1; - - /* - * Cail reads current link status and reports it as cap (we cannot change this due to some previous issues we had) - * SMC drops the link status to lowest level after enabling DPM by PowerPlay. After pnp or toggling CF, driver gets reloaded again - * but this time Cail reads current link status which was set to low by SMC and reports it as cap to powerplay - * To avoid it, we set PCIeBootLinkLevel to highest dpm level - */ - PP_ASSERT_WITH_CODE((1 <= data->dpm_table.pcie_speed_table.count), - "There must be 1 or more PCIE levels defined in PPTable.", - return -1); - - table->PCIeBootLinkLevel = (uint8_t) (data->dpm_table.pcie_speed_table.count); - - table->PCIeGenInterval = 1; - - result = tonga_populate_vr_config(hwmgr, table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to populate VRConfig setting!", return result); - - table->ThermGpio = 17; - table->SclkStepSize = 0x4000; - - reg_value = 0; - if ((0 == reg_value) && - (atomctrl_get_pp_assign_pin(hwmgr, VDDC_VRHOT_GPIO_PINID, - &gpio_pin_assignment))) { - table->VRHotGpio = gpio_pin_assignment.uc_gpio_pin_bit_shift; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot); - } else { - table->VRHotGpio = TONGA_UNUSED_GPIO_PIN; - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_RegulatorHot); - } - - /* ACDC Switch GPIO */ - reg_value = 0; - if ((0 == reg_value) && - (atomctrl_get_pp_assign_pin(hwmgr, PP_AC_DC_SWITCH_GPIO_PINID, - &gpio_pin_assignment))) { - table->AcDcGpio = gpio_pin_assignment.uc_gpio_pin_bit_shift; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition); - } else { - table->AcDcGpio = TONGA_UNUSED_GPIO_PIN; - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition); - } - - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_Falcon_QuickTransition); - - reg_value = 0; - if (1 == reg_value) { - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_AutomaticDCTransition); - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_Falcon_QuickTransition); - } - - reg_value = 0; - if ((0 == reg_value) && (atomctrl_get_pp_assign_pin(hwmgr, - THERMAL_INT_OUTPUT_GPIO_PINID, &gpio_pin_assignment))) { - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ThermalOutGPIO); - - table->ThermOutGpio = gpio_pin_assignment.uc_gpio_pin_bit_shift; - - table->ThermOutPolarity = - (0 == (cgs_read_register(hwmgr->device, mmGPIOPAD_A) & - (1 << gpio_pin_assignment.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 < SMU72_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 = tonga_copy_bytes_to_smc(hwmgr->smumgr, data->dpm_table_start + - offsetof(SMU72_Discrete_DpmTable, SystemFlags), - (uint8_t *)&(table->SystemFlags), - sizeof(SMU72_Discrete_DpmTable)-3 * sizeof(SMU72_PIDController), - data->sram_end); - - PP_ASSERT_WITH_CODE(0 == result, - "Failed to upload dpm data to SMC memory!", return result;); - - return result; -} - -/* Look up the voltaged based on DAL's requested level. and then send the requested VDDC voltage to SMC*/ -static void tonga_apply_dal_minimum_voltage_request(struct pp_hwmgr *hwmgr) -{ - return; -} - -int tonga_upload_dpm_level_enable_mask(struct pp_hwmgr *hwmgr) -{ - PPSMC_Result result; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* Apply minimum voltage based on DAL's request level */ - tonga_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 (tonga_is_dpm_running(hwmgr)) - printk(KERN_ERR "[ powerplay ] Trying to set Enable Mask when DPM is disabled \n"); - - if (0 != data->dpm_level_enable_mask.sclk_dpm_enable_mask) { - result = smum_send_msg_to_smc_with_parameter( - hwmgr->smumgr, - (PPSMC_Msg)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 (tonga_is_dpm_running(hwmgr)) - printk(KERN_ERR "[ powerplay ] Trying to set Enable Mask when DPM is disabled \n"); - - if (0 != data->dpm_level_enable_mask.mclk_dpm_enable_mask) { - result = smum_send_msg_to_smc_with_parameter( - hwmgr->smumgr, - (PPSMC_Msg)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; -} - - -int tonga_force_dpm_highest(struct pp_hwmgr *hwmgr) -{ - uint32_t level, tmp; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - if (0 == data->pcie_dpm_key_disabled) { - /* PCIE */ - if (data->dpm_level_enable_mask.pcie_dpm_enable_mask != 0) { - level = 0; - tmp = data->dpm_level_enable_mask.pcie_dpm_enable_mask; - while (tmp >>= 1) - level++ ; - - if (0 != level) { - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state_pcie(hwmgr, level)), - "force highest pcie dpm state failed!", return -1); - } - } - } - - if (0 == data->sclk_dpm_key_disabled) { - /* SCLK */ - if (data->dpm_level_enable_mask.sclk_dpm_enable_mask != 0) { - level = 0; - tmp = data->dpm_level_enable_mask.sclk_dpm_enable_mask; - while (tmp >>= 1) - level++ ; - - if (0 != level) { - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state(hwmgr, level)), - "force highest sclk dpm state failed!", return -1); - if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, - CGS_IND_REG__SMC, TARGET_AND_CURRENT_PROFILE_INDEX, CURR_SCLK_INDEX) != level) - printk(KERN_ERR "[ powerplay ] Target_and_current_Profile_Index. \ - Curr_Sclk_Index does not match the level \n"); - - } - } - } - - if (0 == data->mclk_dpm_key_disabled) { - /* MCLK */ - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask != 0) { - level = 0; - tmp = data->dpm_level_enable_mask.mclk_dpm_enable_mask; - while (tmp >>= 1) - level++ ; - - if (0 != level) { - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state_mclk(hwmgr, level)), - "force highest mclk dpm state failed!", return -1); - if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - TARGET_AND_CURRENT_PROFILE_INDEX, CURR_MCLK_INDEX) != level) - printk(KERN_ERR "[ powerplay ] Target_and_current_Profile_Index. \ - Curr_Mclk_Index does not match the level \n"); - } - } - } - - return 0; -} - -/** - * Find the MC microcode version and store it in the HwMgr struct - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_get_mc_microcode_version (struct pp_hwmgr *hwmgr) -{ - cgs_write_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_INDEX, 0x9F); - - hwmgr->microcode_version_info.MC = cgs_read_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_DATA); - - return 0; -} - -/** - * Initialize Dynamic State Adjustment Rule Settings - * - * @param hwmgr the address of the powerplay hardware manager. - */ -int tonga_initializa_dynamic_state_adjustment_rule_settings(struct pp_hwmgr *hwmgr) -{ - uint32_t table_size; - struct phm_clock_voltage_dependency_table *table_clk_vlt; - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - hwmgr->dyn_state.mclk_sclk_ratio = 4; - hwmgr->dyn_state.sclk_mclk_delta = 15000; /* 150 MHz */ - hwmgr->dyn_state.vddc_vddci_delta = 200; /* 200mV */ - - /* initialize vddc_dep_on_dal_pwrl table */ - table_size = sizeof(uint32_t) + 4 * sizeof(struct phm_clock_voltage_dependency_record); - table_clk_vlt = kzalloc(table_size, GFP_KERNEL); - - if (NULL == table_clk_vlt) { - printk(KERN_ERR "[ powerplay ] Can not allocate space for vddc_dep_on_dal_pwrl! \n"); - return -ENOMEM; - } else { - table_clk_vlt->count = 4; - table_clk_vlt->entries[0].clk = PP_DAL_POWERLEVEL_ULTRALOW; - table_clk_vlt->entries[0].v = 0; - table_clk_vlt->entries[1].clk = PP_DAL_POWERLEVEL_LOW; - table_clk_vlt->entries[1].v = 720; - table_clk_vlt->entries[2].clk = PP_DAL_POWERLEVEL_NOMINAL; - table_clk_vlt->entries[2].v = 810; - table_clk_vlt->entries[3].clk = PP_DAL_POWERLEVEL_PERFORMANCE; - table_clk_vlt->entries[3].v = 900; - pptable_info->vddc_dep_on_dal_pwrl = table_clk_vlt; - hwmgr->dyn_state.vddc_dep_on_dal_pwrl = table_clk_vlt; - } - - return 0; -} - -static int tonga_set_private_var_based_on_pptale(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - phm_ppt_v1_clock_voltage_dependency_table *allowed_sclk_vdd_table = - pptable_info->vdd_dep_on_sclk; - phm_ppt_v1_clock_voltage_dependency_table *allowed_mclk_vdd_table = - pptable_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 -1); - 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 -1); - - PP_ASSERT_WITH_CODE(allowed_mclk_vdd_table != NULL, - "VDD dependency on MCLK table is missing. \ - This table is mandatory", return -1); - 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 -1); - - data->min_vddc_in_pp_table = (uint16_t)allowed_sclk_vdd_table->entries[0].vddc; - data->max_vddc_in_pp_table = (uint16_t)allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].vddc; - - pptable_info->max_clock_voltage_on_ac.sclk = - allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].clk; - pptable_info->max_clock_voltage_on_ac.mclk = - allowed_mclk_vdd_table->entries[allowed_mclk_vdd_table->count - 1].clk; - pptable_info->max_clock_voltage_on_ac.vddc = - allowed_sclk_vdd_table->entries[allowed_sclk_vdd_table->count - 1].vddc; - pptable_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 = - pptable_info->max_clock_voltage_on_ac.sclk; - hwmgr->dyn_state.max_clock_voltage_on_ac.mclk = - pptable_info->max_clock_voltage_on_ac.mclk; - hwmgr->dyn_state.max_clock_voltage_on_ac.vddc = - pptable_info->max_clock_voltage_on_ac.vddc; - hwmgr->dyn_state.max_clock_voltage_on_ac.vddci = - pptable_info->max_clock_voltage_on_ac.vddci; - - return 0; -} - -int tonga_unforce_dpm_levels(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - int result = 1; - - PP_ASSERT_WITH_CODE (!tonga_is_dpm_running(hwmgr), - "Trying to Unforce DPM when DPM is disabled. Returning without sending SMC message.", - return result); - - if (0 == data->pcie_dpm_key_disabled) { - PP_ASSERT_WITH_CODE((0 == smum_send_msg_to_smc( - hwmgr->smumgr, - PPSMC_MSG_PCIeDPM_UnForceLevel)), - "unforce pcie level failed!", - return -1); - } - - result = tonga_upload_dpm_level_enable_mask(hwmgr); - - return result; -} - -static uint32_t tonga_get_lowest_enable_level( - struct pp_hwmgr *hwmgr, uint32_t level_mask) -{ - uint32_t level = 0; - - while (0 == (level_mask & (1 << level))) - level++; - - return level; -} - -static int tonga_force_dpm_lowest(struct pp_hwmgr *hwmgr) -{ - uint32_t level; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - if (0 == data->pcie_dpm_key_disabled) { - /* PCIE */ - if (data->dpm_level_enable_mask.pcie_dpm_enable_mask != 0) { - level = tonga_get_lowest_enable_level(hwmgr, - data->dpm_level_enable_mask.pcie_dpm_enable_mask); - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state_pcie(hwmgr, level)), - "force lowest pcie dpm state failed!", return -1); - } - } - - if (0 == data->sclk_dpm_key_disabled) { - /* SCLK */ - if (0 != data->dpm_level_enable_mask.sclk_dpm_enable_mask) { - level = tonga_get_lowest_enable_level(hwmgr, - data->dpm_level_enable_mask.sclk_dpm_enable_mask); - - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state(hwmgr, level)), - "force sclk dpm state failed!", return -1); - - if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, - CGS_IND_REG__SMC, TARGET_AND_CURRENT_PROFILE_INDEX, CURR_SCLK_INDEX) != level) - printk(KERN_ERR "[ powerplay ] Target_and_current_Profile_Index. \ - Curr_Sclk_Index does not match the level \n"); - } - } - - if (0 == data->mclk_dpm_key_disabled) { - /* MCLK */ - if (data->dpm_level_enable_mask.mclk_dpm_enable_mask != 0) { - level = tonga_get_lowest_enable_level(hwmgr, - data->dpm_level_enable_mask.mclk_dpm_enable_mask); - PP_ASSERT_WITH_CODE((0 == tonga_dpm_force_state_mclk(hwmgr, level)), - "force lowest mclk dpm state failed!", return -1); - if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - TARGET_AND_CURRENT_PROFILE_INDEX, CURR_MCLK_INDEX) != level) - printk(KERN_ERR "[ powerplay ] Target_and_current_Profile_Index. \ - Curr_Mclk_Index does not match the level \n"); - } - } - - return 0; -} - -static int tonga_patch_voltage_dependency_tables_with_lookup_table(struct pp_hwmgr *hwmgr) -{ - uint8_t entryId; - uint8_t voltageId; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - phm_ppt_v1_clock_voltage_dependency_table *sclk_table = pptable_info->vdd_dep_on_sclk; - phm_ppt_v1_clock_voltage_dependency_table *mclk_table = pptable_info->vdd_dep_on_mclk; - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - if (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) { - for (entryId = 0; entryId < sclk_table->count; ++entryId) { - voltageId = sclk_table->entries[entryId].vddInd; - sclk_table->entries[entryId].vddgfx = - pptable_info->vddgfx_lookup_table->entries[voltageId].us_vdd; - } - } else { - for (entryId = 0; entryId < sclk_table->count; ++entryId) { - voltageId = sclk_table->entries[entryId].vddInd; - sclk_table->entries[entryId].vddc = - pptable_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 = - pptable_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 = - pptable_info->vddc_lookup_table->entries[voltageId].us_vdd; - } - - return 0; - -} - -static int tonga_calc_voltage_dependency_tables(struct pp_hwmgr *hwmgr) -{ - uint8_t entryId; - phm_ppt_v1_voltage_lookup_record v_record; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - phm_ppt_v1_clock_voltage_dependency_table *sclk_table = pptable_info->vdd_dep_on_sclk; - phm_ppt_v1_clock_voltage_dependency_table *mclk_table = pptable_info->vdd_dep_on_mclk; - - if (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) { - for (entryId = 0; entryId < sclk_table->count; ++entryId) { - if (sclk_table->entries[entryId].vdd_offset & (1 << 15)) - v_record.us_vdd = sclk_table->entries[entryId].vddgfx + - sclk_table->entries[entryId].vdd_offset - 0xFFFF; - else - v_record.us_vdd = sclk_table->entries[entryId].vddgfx + - sclk_table->entries[entryId].vdd_offset; - - sclk_table->entries[entryId].vddc = - v_record.us_cac_low = v_record.us_cac_mid = - v_record.us_cac_high = v_record.us_vdd; - - tonga_add_voltage(hwmgr, pptable_info->vddc_lookup_table, &v_record); - } - - for (entryId = 0; entryId < mclk_table->count; ++entryId) { - if (mclk_table->entries[entryId].vdd_offset & (1 << 15)) - v_record.us_vdd = mclk_table->entries[entryId].vddc + - mclk_table->entries[entryId].vdd_offset - 0xFFFF; - else - v_record.us_vdd = mclk_table->entries[entryId].vddc + - mclk_table->entries[entryId].vdd_offset; - - mclk_table->entries[entryId].vddgfx = v_record.us_cac_low = - v_record.us_cac_mid = v_record.us_cac_high = v_record.us_vdd; - tonga_add_voltage(hwmgr, pptable_info->vddgfx_lookup_table, &v_record); - } - } - - return 0; - -} - -static int tonga_calc_mm_voltage_dependency_table(struct pp_hwmgr *hwmgr) -{ - uint32_t entryId; - phm_ppt_v1_voltage_lookup_record v_record; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table = pptable_info->mm_dep_table; - - if (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) { - for (entryId = 0; entryId < mm_table->count; entryId++) { - if (mm_table->entries[entryId].vddgfx_offset & (1 << 15)) - v_record.us_vdd = mm_table->entries[entryId].vddc + - mm_table->entries[entryId].vddgfx_offset - 0xFFFF; - else - v_record.us_vdd = mm_table->entries[entryId].vddc + - mm_table->entries[entryId].vddgfx_offset; - - /* Add the calculated VDDGFX to the VDDGFX lookup table */ - mm_table->entries[entryId].vddgfx = v_record.us_cac_low = - v_record.us_cac_mid = v_record.us_cac_high = v_record.us_vdd; - tonga_add_voltage(hwmgr, pptable_info->vddgfx_lookup_table, &v_record); - } - } - 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 tonga_patch_with_vdd_leakage(struct pp_hwmgr *hwmgr, - uint16_t *voltage, phw_tonga_leakage_voltage *pLeakageTable) -{ - uint32_t leakage_index; - - /* search for leakage voltage ID 0xff01 ~ 0xff08 */ - for (leakage_index = 0; leakage_index < pLeakageTable->count; leakage_index++) { - /* if this voltage matches a leakage voltage ID */ - /* patch with actual leakage voltage */ - if (pLeakageTable->leakage_id[leakage_index] == *voltage) { - *voltage = pLeakageTable->actual_voltage[leakage_index]; - break; - } - } - - if (*voltage > ATOM_VIRTUAL_VOLTAGE_ID0) - printk(KERN_ERR "[ powerplay ] 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 tonga_patch_lookup_table_with_leakage(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table, - phw_tonga_leakage_voltage *pLeakageTable) -{ - uint32_t i; - - for (i = 0; i < lookup_table->count; i++) { - tonga_patch_with_vdd_leakage(hwmgr, - &lookup_table->entries[i].us_vdd, pLeakageTable); - } - - return 0; -} - -static int tonga_patch_clock_voltage_lomits_with_vddc_leakage(struct pp_hwmgr *hwmgr, - phw_tonga_leakage_voltage *pLeakageTable, uint16_t *Vddc) -{ - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - tonga_patch_with_vdd_leakage(hwmgr, (uint16_t *)Vddc, pLeakageTable); - hwmgr->dyn_state.max_clock_voltage_on_dc.vddc = - pptable_info->max_clock_voltage_on_dc.vddc; - - return 0; -} - -static int tonga_patch_clock_voltage_limits_with_vddgfx_leakage( - struct pp_hwmgr *hwmgr, phw_tonga_leakage_voltage *pLeakageTable, - uint16_t *Vddgfx) -{ - tonga_patch_with_vdd_leakage(hwmgr, (uint16_t *)Vddgfx, pLeakageTable); - return 0; -} - -int tonga_sort_lookup_table(struct pp_hwmgr *hwmgr, - phm_ppt_v1_voltage_lookup_table *lookup_table) -{ - uint32_t table_size, i, j; - 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 -1); - - /* 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 tonga_complete_dependency_tables(struct pp_hwmgr *hwmgr) -{ - int result = 0; - int tmp_result; - tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (data->vdd_gfx_control == TONGA_VOLTAGE_CONTROL_BY_SVID2) { - tmp_result = tonga_patch_lookup_table_with_leakage(hwmgr, - pptable_info->vddgfx_lookup_table, &(data->vddcgfx_leakage)); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_patch_clock_voltage_limits_with_vddgfx_leakage(hwmgr, - &(data->vddcgfx_leakage), &pptable_info->max_clock_voltage_on_dc.vddgfx); - if (tmp_result != 0) - result = tmp_result; - } else { - tmp_result = tonga_patch_lookup_table_with_leakage(hwmgr, - pptable_info->vddc_lookup_table, &(data->vddc_leakage)); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_patch_clock_voltage_lomits_with_vddc_leakage(hwmgr, - &(data->vddc_leakage), &pptable_info->max_clock_voltage_on_dc.vddc); - if (tmp_result != 0) - result = tmp_result; - } - - tmp_result = tonga_patch_voltage_dependency_tables_with_lookup_table(hwmgr); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_calc_voltage_dependency_tables(hwmgr); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_calc_mm_voltage_dependency_table(hwmgr); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_sort_lookup_table(hwmgr, pptable_info->vddgfx_lookup_table); - if (tmp_result != 0) - result = tmp_result; - - tmp_result = tonga_sort_lookup_table(hwmgr, pptable_info->vddc_lookup_table); - if (tmp_result != 0) - result = tmp_result; - - return result; -} - -int tonga_init_sclk_threshold(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - data->low_sclk_interrupt_threshold = 0; - - return 0; -} - -int tonga_setup_asic_task(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = tonga_read_clock_registers(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to read clock registers!", result = tmp_result); - - tmp_result = tonga_get_memory_type(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to get memory type!", result = tmp_result); - - tmp_result = tonga_enable_acpi_power_management(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable ACPI power management!", result = tmp_result); - - tmp_result = tonga_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 = tonga_init_sclk_threshold(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to init sclk threshold!", result = tmp_result); - - return result; -} - -/** - * Enable voltage control - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_enable_voltage_control(struct pp_hwmgr *hwmgr) -{ - /* enable voltage control */ - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, GENERAL_PWRMGT, VOLT_PWRMGT_EN, 1); - - return 0; -} - -/** - * Checks if we want to support voltage control - * - * @param hwmgr the address of the powerplay hardware manager. - */ -bool cf_tonga_voltage_control(const struct pp_hwmgr *hwmgr) -{ - const struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - return(TONGA_VOLTAGE_CONTROL_NONE != data->voltage_control); -} - -/*---------------------------MC----------------------------*/ - -uint8_t tonga_get_memory_modile_index(struct pp_hwmgr *hwmgr) -{ - return (uint8_t) (0xFF & (cgs_read_register(hwmgr->device, mmBIOS_SCRATCH_4) >> 16)); -} - -bool tonga_check_s0_mc_reg_index(uint16_t inReg, uint16_t *outReg) -{ - bool result = true; - - switch (inReg) { - case mmMC_SEQ_RAS_TIMING: - *outReg = mmMC_SEQ_RAS_TIMING_LP; - break; - - case mmMC_SEQ_DLL_STBY: - *outReg = mmMC_SEQ_DLL_STBY_LP; - break; - - case mmMC_SEQ_G5PDX_CMD0: - *outReg = mmMC_SEQ_G5PDX_CMD0_LP; - break; - - case mmMC_SEQ_G5PDX_CMD1: - *outReg = mmMC_SEQ_G5PDX_CMD1_LP; - break; - - case mmMC_SEQ_G5PDX_CTRL: - *outReg = mmMC_SEQ_G5PDX_CTRL_LP; - break; - - case mmMC_SEQ_CAS_TIMING: - *outReg = mmMC_SEQ_CAS_TIMING_LP; - break; - - case mmMC_SEQ_MISC_TIMING: - *outReg = mmMC_SEQ_MISC_TIMING_LP; - break; - - case mmMC_SEQ_MISC_TIMING2: - *outReg = mmMC_SEQ_MISC_TIMING2_LP; - break; - - case mmMC_SEQ_PMG_DVS_CMD: - *outReg = mmMC_SEQ_PMG_DVS_CMD_LP; - break; - - case mmMC_SEQ_PMG_DVS_CTL: - *outReg = mmMC_SEQ_PMG_DVS_CTL_LP; - break; - - case mmMC_SEQ_RD_CTL_D0: - *outReg = mmMC_SEQ_RD_CTL_D0_LP; - break; - - case mmMC_SEQ_RD_CTL_D1: - *outReg = mmMC_SEQ_RD_CTL_D1_LP; - break; - - case mmMC_SEQ_WR_CTL_D0: - *outReg = mmMC_SEQ_WR_CTL_D0_LP; - break; - - case mmMC_SEQ_WR_CTL_D1: - *outReg = mmMC_SEQ_WR_CTL_D1_LP; - break; - - case mmMC_PMG_CMD_EMRS: - *outReg = mmMC_SEQ_PMG_CMD_EMRS_LP; - break; - - case mmMC_PMG_CMD_MRS: - *outReg = mmMC_SEQ_PMG_CMD_MRS_LP; - break; - - case mmMC_PMG_CMD_MRS1: - *outReg = mmMC_SEQ_PMG_CMD_MRS1_LP; - break; - - case mmMC_SEQ_PMG_TIMING: - *outReg = mmMC_SEQ_PMG_TIMING_LP; - break; - - case mmMC_PMG_CMD_MRS2: - *outReg = mmMC_SEQ_PMG_CMD_MRS2_LP; - break; - - case mmMC_SEQ_WR_CTL_2: - *outReg = mmMC_SEQ_WR_CTL_2_LP; - break; - - default: - result = false; - break; - } - - return result; -} - -int tonga_set_s0_mc_reg_index(phw_tonga_mc_reg_table *table) -{ - uint32_t i; - uint16_t address; - - for (i = 0; i < table->last; i++) { - table->mc_reg_address[i].s0 = - tonga_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) - ? address : table->mc_reg_address[i].s1; - } - return 0; -} - -int tonga_copy_vbios_smc_reg_table(const pp_atomctrl_mc_reg_table *table, phw_tonga_mc_reg_table *ni_table) -{ - uint8_t i, j; - - PP_ASSERT_WITH_CODE((table->last <= SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - PP_ASSERT_WITH_CODE((table->num_entries <= MAX_AC_TIMING_ENTRIES), - "Invalid VramInfo table.", return -1); - - for (i = 0; i < table->last; i++) { - ni_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; - } - ni_table->last = table->last; - - for (i = 0; i < table->num_entries; i++) { - ni_table->mc_reg_table_entry[i].mclk_max = - table->mc_reg_table_entry[i].mclk_max; - for (j = 0; j < table->last; j++) { - ni_table->mc_reg_table_entry[i].mc_data[j] = - table->mc_reg_table_entry[i].mc_data[j]; - } - } - - ni_table->num_entries = table->num_entries; - - return 0; -} - -/** - * VBIOS omits some information to reduce size, we need to recover them here. - * 1. when we see mmMC_SEQ_MISC1, bit[31:16] EMRS1, need to be write to mmMC_PMG_CMD_EMRS /_LP[15:0]. - * Bit[15:0] MRS, need to be update mmMC_PMG_CMD_MRS/_LP[15:0] - * 2. when we see mmMC_SEQ_RESERVE_M, bit[15:0] EMRS2, need to be write to mmMC_PMG_CMD_MRS1/_LP[15:0]. - * 3. need to set these data for each clock range - * - * @param hwmgr the address of the powerplay hardware manager. - * @param table the address of MCRegTable - * @return always 0 - */ -int tonga_set_mc_special_registers(struct pp_hwmgr *hwmgr, phw_tonga_mc_reg_table *table) -{ - uint8_t i, j, k; - uint32_t temp_reg; - const tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - for (i = 0, j = table->last; i < table->last; i++) { - PP_ASSERT_WITH_CODE((j < SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - switch (table->mc_reg_address[i].s1) { - /* - * mmMC_SEQ_MISC1, bit[31:16] EMRS1, need to be write to mmMC_PMG_CMD_EMRS /_LP[15:0]. - * Bit[15:0] MRS, need to be update mmMC_PMG_CMD_MRS/_LP[15:0] - */ - case mmMC_SEQ_MISC1: - temp_reg = cgs_read_register(hwmgr->device, mmMC_PMG_CMD_EMRS); - table->mc_reg_address[j].s1 = mmMC_PMG_CMD_EMRS; - table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_EMRS_LP; - for (k = 0; k < table->num_entries; k++) { - table->mc_reg_table_entry[k].mc_data[j] = - ((temp_reg & 0xffff0000)) | - ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); - } - j++; - PP_ASSERT_WITH_CODE((j < SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - - temp_reg = cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS); - table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS; - table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS_LP; - for (k = 0; k < table->num_entries; k++) { - table->mc_reg_table_entry[k].mc_data[j] = - (temp_reg & 0xffff0000) | - (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); - - if (!data->is_memory_GDDR5) { - table->mc_reg_table_entry[k].mc_data[j] |= 0x100; - } - } - j++; - PP_ASSERT_WITH_CODE((j <= SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - - if (!data->is_memory_GDDR5) { - table->mc_reg_address[j].s1 = mmMC_PMG_AUTO_CMD; - table->mc_reg_address[j].s0 = mmMC_PMG_AUTO_CMD; - for (k = 0; k < table->num_entries; k++) { - table->mc_reg_table_entry[k].mc_data[j] = - (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16; - } - j++; - PP_ASSERT_WITH_CODE((j <= SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - } - - break; - - case mmMC_SEQ_RESERVE_M: - temp_reg = cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS1); - table->mc_reg_address[j].s1 = mmMC_PMG_CMD_MRS1; - table->mc_reg_address[j].s0 = mmMC_SEQ_PMG_CMD_MRS1_LP; - for (k = 0; k < table->num_entries; k++) { - table->mc_reg_table_entry[k].mc_data[j] = - (temp_reg & 0xffff0000) | - (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); - } - j++; - PP_ASSERT_WITH_CODE((j <= SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE), - "Invalid VramInfo table.", return -1); - break; - - default: - break; - } - - } - - table->last = j; - - return 0; -} - -int tonga_set_valid_flag(phw_tonga_mc_reg_table *table) -{ - uint8_t i, j; - for (i = 0; i < table->last; i++) { - for (j = 1; j < table->num_entries; j++) { - if (table->mc_reg_table_entry[j-1].mc_data[i] != - table->mc_reg_table_entry[j].mc_data[i]) { - table->validflag |= (1<<i); - break; - } - } - } - - return 0; -} - -int tonga_initialize_mc_reg_table(struct pp_hwmgr *hwmgr) -{ - int result; - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - pp_atomctrl_mc_reg_table *table; - phw_tonga_mc_reg_table *ni_table = &data->tonga_mc_reg_table; - uint8_t module_index = tonga_get_memory_modile_index(hwmgr); - - table = kzalloc(sizeof(pp_atomctrl_mc_reg_table), GFP_KERNEL); - - if (NULL == table) - return -ENOMEM; - - /* 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_DLL_STBY_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_DLL_STBY)); - cgs_write_register(hwmgr->device, mmMC_SEQ_G5PDX_CMD0_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_G5PDX_CMD0)); - cgs_write_register(hwmgr->device, mmMC_SEQ_G5PDX_CMD1_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_G5PDX_CMD1)); - cgs_write_register(hwmgr->device, mmMC_SEQ_G5PDX_CTRL_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_G5PDX_CTRL)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_DVS_CMD_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_PMG_DVS_CMD)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_DVS_CTL_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_PMG_DVS_CTL)); - cgs_write_register(hwmgr->device, mmMC_SEQ_MISC_TIMING_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_MISC_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_PMG_CMD_EMRS_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_EMRS)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_CMD_MRS_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_CMD_MRS1_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS1)); - cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_D0_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_D0)); - 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)); - cgs_write_register(hwmgr->device, mmMC_SEQ_PMG_CMD_MRS2_LP, cgs_read_register(hwmgr->device, mmMC_PMG_CMD_MRS2)); - cgs_write_register(hwmgr->device, mmMC_SEQ_WR_CTL_2_LP, cgs_read_register(hwmgr->device, mmMC_SEQ_WR_CTL_2)); - - memset(table, 0x00, sizeof(pp_atomctrl_mc_reg_table)); - - result = atomctrl_initialize_mc_reg_table(hwmgr, module_index, table); - - if (0 == result) - result = tonga_copy_vbios_smc_reg_table(table, ni_table); - - if (0 == result) { - tonga_set_s0_mc_reg_index(ni_table); - result = tonga_set_mc_special_registers(hwmgr, ni_table); - } - - if (0 == result) - tonga_set_valid_flag(ni_table); - - kfree(table); - return result; -} - -/* -* Copy one arb setting to another and then switch the active set. -* arbFreqSrc and arbFreqDest is one of the MC_CG_ARB_FREQ_Fx constants. -*/ -int tonga_copy_and_switch_arb_sets(struct pp_hwmgr *hwmgr, - uint32_t arbFreqSrc, uint32_t arbFreqDest) -{ - uint32_t mc_arb_dram_timing; - uint32_t mc_arb_dram_timing2; - uint32_t burst_time; - uint32_t mc_cg_config; - - switch (arbFreqSrc) { - 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 -1; - } - - switch (arbFreqDest) { - 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 -1; - } - - 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, arbFreqDest); - - return 0; -} - -/** - * 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. - */ -int tonga_initial_switch_from_arb_f0_to_f1(struct pp_hwmgr *hwmgr) -{ - return tonga_copy_and_switch_arb_sets(hwmgr, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); -} - -/** - * Initialize the ARB DRAM timing table's index field. - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_init_arb_table_index(struct pp_hwmgr *hwmgr) -{ - const tonga_hwmgr *data = (struct tonga_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 SMU72_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 = tonga_read_smc_sram_dword(hwmgr->smumgr, - data->arb_table_start, &tmp, data->sram_end); - - if (0 != result) - return result; - - tmp &= 0x00FFFFFF; - tmp |= ((uint32_t)MC_CG_ARB_FREQ_F1) << 24; - - return tonga_write_smc_sram_dword(hwmgr->smumgr, - data->arb_table_start, tmp, data->sram_end); -} - -int tonga_populate_mc_reg_address(struct pp_hwmgr *hwmgr, SMU72_Discrete_MCRegisters *mc_reg_table) -{ - const struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - uint32_t i, j; - - for (i = 0, j = 0; j < data->tonga_mc_reg_table.last; j++) { - if (data->tonga_mc_reg_table.validflag & 1<<j) { - PP_ASSERT_WITH_CODE(i < SMU72_DISCRETE_MC_REGISTER_ARRAY_SIZE, - "Index of mc_reg_table->address[] array out of boundary", return -1); - mc_reg_table->address[i].s0 = - PP_HOST_TO_SMC_US(data->tonga_mc_reg_table.mc_reg_address[j].s0); - mc_reg_table->address[i].s1 = - PP_HOST_TO_SMC_US(data->tonga_mc_reg_table.mc_reg_address[j].s1); - i++; - } - } - - mc_reg_table->last = (uint8_t)i; - - return 0; -} - -/*convert register values from driver to SMC format */ -void tonga_convert_mc_registers( - const phw_tonga_mc_reg_entry * pEntry, - SMU72_Discrete_MCRegisterSet *pData, - uint32_t numEntries, uint32_t validflag) -{ - uint32_t i, j; - - for (i = 0, j = 0; j < numEntries; j++) { - if (validflag & 1<<j) { - pData->value[i] = PP_HOST_TO_SMC_UL(pEntry->mc_data[j]); - i++; - } - } -} - -/* find the entry in the memory range table, then populate the value to SMC's tonga_mc_reg_table */ -int tonga_convert_mc_reg_table_entry_to_smc( - struct pp_hwmgr *hwmgr, - const uint32_t memory_clock, - SMU72_Discrete_MCRegisterSet *mc_reg_table_data - ) -{ - const tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - uint32_t i = 0; - - for (i = 0; i < data->tonga_mc_reg_table.num_entries; i++) { - if (memory_clock <= - data->tonga_mc_reg_table.mc_reg_table_entry[i].mclk_max) { - break; - } - } - - if ((i == data->tonga_mc_reg_table.num_entries) && (i > 0)) - --i; - - tonga_convert_mc_registers(&data->tonga_mc_reg_table.mc_reg_table_entry[i], - mc_reg_table_data, data->tonga_mc_reg_table.last, data->tonga_mc_reg_table.validflag); - - return 0; -} - -int tonga_convert_mc_reg_table_to_smc(struct pp_hwmgr *hwmgr, - SMU72_Discrete_MCRegisters *mc_reg_table) -{ - int result = 0; - tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - int res; - uint32_t i; - - for (i = 0; i < data->dpm_table.mclk_table.count; i++) { - res = tonga_convert_mc_reg_table_entry_to_smc( - hwmgr, - data->dpm_table.mclk_table.dpm_levels[i].value, - &mc_reg_table->data[i] - ); - - if (0 != res) - result = res; - } - - return result; -} - -int tonga_populate_initial_mc_reg_table(struct pp_hwmgr *hwmgr) -{ - int result; - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - memset(&data->mc_reg_table, 0x00, sizeof(SMU72_Discrete_MCRegisters)); - result = tonga_populate_mc_reg_address(hwmgr, &(data->mc_reg_table)); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize MCRegTable for the MC register addresses!", return result;); - - result = tonga_convert_mc_reg_table_to_smc(hwmgr, &data->mc_reg_table); - PP_ASSERT_WITH_CODE(0 == result, - "Failed to initialize MCRegTable for driver state!", return result;); - - return tonga_copy_bytes_to_smc(hwmgr->smumgr, data->mc_reg_table_start, - (uint8_t *)&data->mc_reg_table, sizeof(SMU72_Discrete_MCRegisters), data->sram_end); -} - -/** - * Programs static screed detection parameters - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_program_static_screen_threshold_parameters(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* Set static screen threshold unit*/ - PHM_WRITE_VFPF_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_VFPF_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 - */ -int tonga_enable_display_gap(struct pp_hwmgr *hwmgr) -{ - uint32_t display_gap = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL); - - display_gap = PHM_SET_FIELD(display_gap, - CG_DISPLAY_GAP_CNTL, DISP_GAP, DISPLAY_GAP_IGNORE); - - display_gap = PHM_SET_FIELD(display_gap, - CG_DISPLAY_GAP_CNTL, DISP_GAP_MCHG, DISPLAY_GAP_VBLANK); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCG_DISPLAY_GAP_CNTL, display_gap); - - return 0; -} - -/** - * Programs activity state transition voting clients - * - * @param hwmgr the address of the powerplay hardware manager. - * @return always 0 - */ -int tonga_program_voting_clients(struct pp_hwmgr *hwmgr) -{ - tonga_hwmgr *data = (tonga_hwmgr *)(hwmgr->backend); - - /* Clear reset for voting clients before enabling DPM */ - PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, - SCLK_PWRMGT_CNTL, RESET_SCLK_CNT, 0); - PHM_WRITE_VFPF_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; -} - - -int tonga_enable_dpm_tasks(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = tonga_check_for_dpm_stopped(hwmgr); - - if (cf_tonga_voltage_control(hwmgr)) { - tmp_result = tonga_enable_voltage_control(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable voltage control!", result = tmp_result); - - tmp_result = tonga_construct_voltage_tables(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to contruct voltage tables!", result = tmp_result); - } - - tmp_result = tonga_initialize_mc_reg_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize MC reg table!", result = tmp_result); - - tmp_result = tonga_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 = tonga_enable_display_gap(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable display gap!", result = tmp_result); - - tmp_result = tonga_program_voting_clients(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to program voting clients!", result = tmp_result); - - tmp_result = tonga_process_firmware_header(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to process firmware header!", result = tmp_result); - - tmp_result = tonga_initial_switch_from_arb_f0_to_f1(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize switch from ArbF0 to F1!", result = tmp_result); - - tmp_result = tonga_init_smc_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize SMC table!", result = tmp_result); - - tmp_result = tonga_init_arb_table_index(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to initialize ARB table index!", result = tmp_result); - - tmp_result = tonga_populate_initial_mc_reg_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to populate initialize MC Reg table!", 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); - - /* enable SCLK control */ - tmp_result = tonga_enable_sclk_control(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to enable SCLK control!", result = tmp_result); - - /* enable DPM */ - tmp_result = tonga_start_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to start DPM!", result = tmp_result); - - return result; -} - -int tonga_disable_dpm_tasks(struct pp_hwmgr *hwmgr) -{ - int tmp_result, result = 0; - - tmp_result = tonga_check_for_dpm_running(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "SMC is still running!", return 0); - - tmp_result = tonga_stop_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to stop DPM!", result = tmp_result); - - tmp_result = tonga_reset_to_default(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), - "Failed to reset to default!", result = tmp_result); - - return result; -} - -int tonga_reset_asic_tasks(struct pp_hwmgr *hwmgr) -{ - int result; - - result = tonga_set_boot_state(hwmgr); - if (0 != result) - printk(KERN_ERR "[ powerplay ] Failed to reset asic via set boot state! \n"); - - return result; -} - -int tonga_hwmgr_backend_fini(struct pp_hwmgr *hwmgr) -{ - return phm_hwmgr_backend_fini(hwmgr); -} - -/** - * Initializes the Volcanic Islands Hardware Manager - * - * @param hwmgr the address of the powerplay hardware manager. - * @return 1 if success; otherwise appropriate error code. - */ -int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) -{ - int result = 0; - SMU72_Discrete_DpmTable *table = NULL; - tonga_hwmgr *data; - pp_atomctrl_gpio_pin_assignment gpio_pin_assignment; - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - phw_tonga_ulv_parm *ulv; - struct cgs_system_info sys_info = {0}; - - PP_ASSERT_WITH_CODE((NULL != hwmgr), - "Invalid Parameter!", return -1;); - - data = kzalloc(sizeof(struct tonga_hwmgr), GFP_KERNEL); - if (data == NULL) - return -ENOMEM; - - hwmgr->backend = data; - - data->dll_defaule_on = false; - data->sram_end = SMC_RAM_END; - - data->activity_target[0] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[1] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[2] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[3] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[4] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[5] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[6] = PPTONGA_TARGETACTIVITY_DFLT; - data->activity_target[7] = PPTONGA_TARGETACTIVITY_DFLT; - - data->vddc_vddci_delta = VDDC_VDDCI_DELTA; - data->vddc_vddgfx_delta = VDDC_VDDGFX_DELTA; - data->mclk_activity_target = PPTONGA_MCLK_TARGETACTIVITY_DFLT; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DisableVoltageIsland); - - data->sclk_dpm_key_disabled = 0; - data->mclk_dpm_key_disabled = 0; - data->pcie_dpm_key_disabled = 0; - data->pcc_monitor_enabled = 0; - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_UnTabledHardwareInterface); - - data->gpio_debug = 0; - data->engine_clock_data = 0; - data->memory_clock_data = 0; - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_DynamicPatchPowerState); - - /* need to set voltage control types before EVV patching*/ - data->voltage_control = TONGA_VOLTAGE_CONTROL_NONE; - data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_NONE; - data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_NONE; - data->mvdd_control = TONGA_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 = TONGA_VOLTAGE_CONTROL_BY_SVID2; - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ControlVDDGFX)) { - if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_VDDGFX, VOLTAGE_OBJ_SVID2)) { - data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_BY_SVID2; - } - } - - if (TONGA_VOLTAGE_CONTROL_NONE == data->vdd_gfx_control) { - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ControlVDDGFX); - } - - 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 = TONGA_VOLTAGE_CONTROL_BY_GPIO; - } - } - - if (TONGA_VOLTAGE_CONTROL_NONE == data->mvdd_control) { - phm_cap_unset(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->vdd_ci_control = TONGA_VOLTAGE_CONTROL_BY_GPIO; - else if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr, - VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2)) - data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_BY_SVID2; - } - - if (TONGA_VOLTAGE_CONTROL_NONE == data->vdd_ci_control) - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ControlVDDCI); - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_TablelessHardwareInterface); - - if (pptable_info->cac_dtp_table->usClockStretchAmount != 0) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_ClockStretcher); - - /* Initializes DPM default values*/ - tonga_initialize_dpm_defaults(hwmgr); - - /* Get leakage voltage based on leakage ID.*/ - PP_ASSERT_WITH_CODE((0 == tonga_get_evv_voltage(hwmgr)), - "Get EVV Voltage Failed. Abort Driver loading!", return -1); - - tonga_complete_dependency_tables(hwmgr); - - /* Parse pptable data read from VBIOS*/ - tonga_set_private_var_based_on_pptale(hwmgr); - - /* ULV Support*/ - ulv = &(data->ulv); - ulv->ulv_supported = false; - - /* Initalize Dynamic State Adjustment Rule Settings*/ - result = tonga_initializa_dynamic_state_adjustment_rule_settings(hwmgr); - if (result) - printk(KERN_ERR "[ powerplay ] tonga_initializa_dynamic_state_adjustment_rule_settings failed!\n"); - data->uvd_enabled = false; - - table = &(data->smc_state_table); - - /* - * if ucGPIO_ID=VDDC_PCC_GPIO_PINID in GPIO_LUTable, - * Peak Current Control feature is enabled and we should program PCC HW register - */ - if (atomctrl_get_pp_assign_pin(hwmgr, VDDC_PCC_GPIO_PINID, &gpio_pin_assignment)) { - uint32_t temp_reg = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__SMC, ixCNB_PWRMGT_CNTL); - - switch (gpio_pin_assignment.uc_gpio_pin_bit_shift) { - case 0: - temp_reg = PHM_SET_FIELD(temp_reg, - CNB_PWRMGT_CNTL, GNB_SLOW_MODE, 0x1); - break; - case 1: - temp_reg = PHM_SET_FIELD(temp_reg, - CNB_PWRMGT_CNTL, GNB_SLOW_MODE, 0x2); - break; - case 2: - temp_reg = PHM_SET_FIELD(temp_reg, - CNB_PWRMGT_CNTL, GNB_SLOW, 0x1); - break; - case 3: - temp_reg = PHM_SET_FIELD(temp_reg, - CNB_PWRMGT_CNTL, FORCE_NB_PS1, 0x1); - break; - case 4: - temp_reg = PHM_SET_FIELD(temp_reg, - CNB_PWRMGT_CNTL, DPM_ENABLED, 0x1); - break; - default: - printk(KERN_ERR "[ powerplay ] Failed to setup PCC HW register! \ - Wrong GPIO assigned for VDDC_PCC_GPIO_PINID! \n"); - break; - } - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, - ixCNB_PWRMGT_CNTL, temp_reg); - } - - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_EnableSMU7ThermalManagement); - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_SMU7); - - data->vddc_phase_shed_control = false; - - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_UVDPowerGating); - phm_cap_unset(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_VCEPowerGating); - sys_info.size = sizeof(struct cgs_system_info); - sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS; - result = cgs_query_system_info(hwmgr->device, &sys_info); - if (!result) { - if (sys_info.value & AMD_PG_SUPPORT_UVD) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_UVDPowerGating); - if (sys_info.value & AMD_PG_SUPPORT_VCE) - phm_cap_set(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_VCEPowerGating); - } - - if (0 == result) { - data->is_tlu_enabled = false; - hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = - TONGA_MAX_HARDWARE_POWERLEVELS; - hwmgr->platform_descriptor.hardwarePerformanceLevels = 2; - hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50; - - 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. */ - tonga_hwmgr_backend_fini(hwmgr); - } - - return result; -} - -static int tonga_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 = tonga_force_dpm_highest(hwmgr); - if (ret) - return ret; - break; - case AMD_DPM_FORCED_LEVEL_LOW: - ret = tonga_force_dpm_lowest(hwmgr); - if (ret) - return ret; - break; - case AMD_DPM_FORCED_LEVEL_AUTO: - ret = tonga_unforce_dpm_levels(hwmgr); - if (ret) - return ret; - break; - default: - break; - } - - hwmgr->dpm_level = level; - return ret; -} - -static int tonga_apply_state_adjust_rules(struct pp_hwmgr *hwmgr, - struct pp_power_state *prequest_ps, - const struct pp_power_state *pcurrent_ps) -{ - struct tonga_power_state *tonga_ps = - cast_phw_tonga_power_state(&prequest_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; - tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct phm_ppt_v1_information *pptable_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 == prequest_ps->classification.ui_label); - - PP_ASSERT_WITH_CODE(tonga_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); - - if (PP_PowerSource_DC == hwmgr->power_source) { - for (i = 0; i < tonga_ps->performance_level_count; i++) { - if (tonga_ps->performance_levels[i].memory_clock > max_limits->mclk) - tonga_ps->performance_levels[i].memory_clock = max_limits->mclk; - if (tonga_ps->performance_levels[i].engine_clock > max_limits->sclk) - tonga_ps->performance_levels[i].engine_clock = max_limits->sclk; - } - } - - tonga_ps->vce_clocks.EVCLK = hwmgr->vce_arbiter.evclk; - tonga_ps->vce_clocks.ECCLK = hwmgr->vce_arbiter.ecclk; - - tonga_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 = pptable_info->vdd_dep_on_sclk->count-1; count >= 0; count--) { - if (stable_pstate_sclk >= pptable_info->vdd_dep_on_sclk->entries[count].clk) { - stable_pstate_sclk = pptable_info->vdd_dep_on_sclk->entries[count].clk; - break; - } - } - - if (count < 0) - stable_pstate_sclk = pptable_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; - - tonga_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) - tonga_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) - tonga_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 = tonga_ps->performance_levels[0].engine_clock; - mclk = tonga_ps->performance_levels[0].memory_clock; - - if (disable_mclk_switching) - mclk = tonga_ps->performance_levels[tonga_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; - - tonga_ps->performance_levels[0].engine_clock = sclk; - tonga_ps->performance_levels[0].memory_clock = mclk; - - tonga_ps->performance_levels[1].engine_clock = - (tonga_ps->performance_levels[1].engine_clock >= tonga_ps->performance_levels[0].engine_clock) ? - tonga_ps->performance_levels[1].engine_clock : - tonga_ps->performance_levels[0].engine_clock; - - if (disable_mclk_switching) { - if (mclk < tonga_ps->performance_levels[1].memory_clock) - mclk = tonga_ps->performance_levels[1].memory_clock; - - tonga_ps->performance_levels[0].memory_clock = mclk; - tonga_ps->performance_levels[1].memory_clock = mclk; - } else { - if (tonga_ps->performance_levels[1].memory_clock < tonga_ps->performance_levels[0].memory_clock) - tonga_ps->performance_levels[1].memory_clock = tonga_ps->performance_levels[0].memory_clock; - } - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState)) { - for (i=0; i < tonga_ps->performance_level_count; i++) { - tonga_ps->performance_levels[i].engine_clock = stable_pstate_sclk; - tonga_ps->performance_levels[i].memory_clock = stable_pstate_mclk; - tonga_ps->performance_levels[i].pcie_gen = data->pcie_gen_performance.max; - tonga_ps->performance_levels[i].pcie_lane = data->pcie_gen_performance.max; - } - } - - return 0; -} - -int tonga_get_power_state_size(struct pp_hwmgr *hwmgr) -{ - return sizeof(struct tonga_power_state); -} - -static int tonga_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low) -{ - struct pp_power_state *ps; - struct tonga_power_state *tonga_ps; - - if (hwmgr == NULL) - return -EINVAL; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - tonga_ps = cast_phw_tonga_power_state(&ps->hardware); - - if (low) - return tonga_ps->performance_levels[0].memory_clock; - else - return tonga_ps->performance_levels[tonga_ps->performance_level_count-1].memory_clock; -} - -static int tonga_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low) -{ - struct pp_power_state *ps; - struct tonga_power_state *tonga_ps; - - if (hwmgr == NULL) - return -EINVAL; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - tonga_ps = cast_phw_tonga_power_state(&ps->hardware); - - if (low) - return tonga_ps->performance_levels[0].engine_clock; - else - return tonga_ps->performance_levels[tonga_ps->performance_level_count-1].engine_clock; -} - -static uint16_t tonga_get_current_pcie_speed( - struct pp_hwmgr *hwmgr) -{ - uint32_t speed_cntl = 0; - - speed_cntl = cgs_read_ind_register(hwmgr->device, - CGS_IND_REG__PCIE, - ixPCIE_LC_SPEED_CNTL); - return((uint16_t)PHM_GET_FIELD(speed_cntl, - PCIE_LC_SPEED_CNTL, LC_CURRENT_DATA_RATE)); -} - -static int tonga_get_current_pcie_lane_number( - struct pp_hwmgr *hwmgr) -{ - uint32_t link_width; - - 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); -} - -static int tonga_dpm_patch_boot_state(struct pp_hwmgr *hwmgr, - struct pp_hw_power_state *hw_ps) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_power_state *ps = (struct tonga_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 = tonga_get_current_pcie_speed(hwmgr); - data->vbios_boot_state.pcie_lane_bootup_value = - (uint16_t)tonga_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 tonga_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 tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - struct tonga_power_state *tonga_ps = - (struct tonga_power_state *)(&(power_state->hardware)); - - struct tonga_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 = &(tonga_ps->performance_levels - [tonga_ps->performance_level_count++]); - - PP_ASSERT_WITH_CODE( - (tonga_ps->performance_level_count < SMU72_MAX_LEVELS_GRAPHICS), - "Performance levels exceeds SMC limit!", - return -1); - - PP_ASSERT_WITH_CODE( - (tonga_ps->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 = - le32_to_cpu(mclk_dep_table->entries[state_entry->ucMemoryClockIndexLow].ulMclk); - - performance_level->engine_clock = - le32_to_cpu(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 = - &(tonga_ps->performance_levels[tonga_ps->performance_level_count++]); - - performance_level->memory_clock = - le32_to_cpu(mclk_dep_table->entries[state_entry->ucMemoryClockIndexHigh].ulMclk); - - performance_level->engine_clock = - le32_to_cpu(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 tonga_get_pp_table_entry(struct pp_hwmgr *hwmgr, - unsigned long entry_index, struct pp_power_state *ps) -{ - int result; - struct tonga_power_state *tonga_ps; - struct tonga_hwmgr *data = (struct tonga_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; - - ps->hardware.magic = PhwTonga_Magic; - - tonga_ps = cast_phw_tonga_power_state(&(ps->hardware)); - - result = tonga_get_powerplay_table_entry(hwmgr, entry_index, ps, - tonga_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 (!ps->validation.disallowOnDC) - tonga_ps->dc_compatible = true; - - if (ps->classification.flags & PP_StateClassificationFlag_ACPI) - data->acpi_pcie_gen = tonga_ps->performance_levels[0].pcie_gen; - else if (ps->classification.flags & PP_StateClassificationFlag_Boot) { - if (data->bacos.best_match == 0xffff) { - /* For V.I. use boot state as base BACO state */ - data->bacos.best_match = PP_StateClassificationFlag_Boot; - data->bacos.performance_level = tonga_ps->performance_levels[0]; - } - } - - tonga_ps->uvd_clocks.VCLK = ps->uvd_clocks.VCLK; - tonga_ps->uvd_clocks.DCLK = ps->uvd_clocks.DCLK; - - if (!result) { - uint32_t i; - - switch (ps->classification.ui_label) { - case PP_StateUILabel_Performance: - data->use_pcie_performance_levels = true; - - for (i = 0; i < tonga_ps->performance_level_count; i++) { - if (data->pcie_gen_performance.max < - tonga_ps->performance_levels[i].pcie_gen) - data->pcie_gen_performance.max = - tonga_ps->performance_levels[i].pcie_gen; - - if (data->pcie_gen_performance.min > - tonga_ps->performance_levels[i].pcie_gen) - data->pcie_gen_performance.min = - tonga_ps->performance_levels[i].pcie_gen; - - if (data->pcie_lane_performance.max < - tonga_ps->performance_levels[i].pcie_lane) - data->pcie_lane_performance.max = - tonga_ps->performance_levels[i].pcie_lane; - - if (data->pcie_lane_performance.min > - tonga_ps->performance_levels[i].pcie_lane) - data->pcie_lane_performance.min = - tonga_ps->performance_levels[i].pcie_lane; - } - break; - case PP_StateUILabel_Battery: - data->use_pcie_power_saving_levels = true; - - for (i = 0; i < tonga_ps->performance_level_count; i++) { - if (data->pcie_gen_power_saving.max < - tonga_ps->performance_levels[i].pcie_gen) - data->pcie_gen_power_saving.max = - tonga_ps->performance_levels[i].pcie_gen; - - if (data->pcie_gen_power_saving.min > - tonga_ps->performance_levels[i].pcie_gen) - data->pcie_gen_power_saving.min = - tonga_ps->performance_levels[i].pcie_gen; - - if (data->pcie_lane_power_saving.max < - tonga_ps->performance_levels[i].pcie_lane) - data->pcie_lane_power_saving.max = - tonga_ps->performance_levels[i].pcie_lane; - - if (data->pcie_lane_power_saving.min > - tonga_ps->performance_levels[i].pcie_lane) - data->pcie_lane_power_saving.min = - tonga_ps->performance_levels[i].pcie_lane; - } - break; - default: - break; - } - } - return 0; -} - -static void -tonga_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m) -{ - uint32_t sclk, mclk, activity_percent; - uint32_t offset; - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)(PPSMC_MSG_API_GetSclkFrequency)); - - sclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0); - - smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)(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(SMU72_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 tonga_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 tonga_power_state *tonga_ps = cast_const_phw_tonga_power_state(states->pnew_state); - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *psclk_table = &(data->dpm_table.sclk_table); - uint32_t sclk = tonga_ps->performance_levels[tonga_ps->performance_level_count-1].engine_clock; - struct tonga_single_dpm_table *pmclk_table = &(data->dpm_table.mclk_table); - uint32_t mclk = tonga_ps->performance_levels[tonga_ps->performance_level_count-1].memory_clock; - struct PP_Clocks min_clocks = {0}; - uint32_t i; - struct cgs_display_info info = {0}; - - data->need_update_smu7_dpm_table = 0; - - for (i = 0; i < psclk_table->count; i++) { - if (sclk == psclk_table->dpm_levels[i].value) - break; - } - - if (i >= psclk_table->count) - data->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK; - else { - /* TODO: Check SCLK in DAL's minimum clocks in case DeepSleep divider update is required.*/ - if(data->display_timing.min_clock_insr != min_clocks.engineClockInSR) - data->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK; - } - - for (i=0; i < pmclk_table->count; i++) { - if (mclk == pmclk_table->dpm_levels[i].value) - break; - } - - if (i >= pmclk_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 tonga_get_maximum_link_speed(struct pp_hwmgr *hwmgr, const struct tonga_power_state *hw_ps) -{ - uint32_t i; - uint32_t sclk, max_sclk = 0; - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_dpm_table *pdpm_table = &data->dpm_table; - - for (i = 0; i < hw_ps->performance_level_count; i++) { - sclk = hw_ps->performance_levels[i].engine_clock; - if (max_sclk < sclk) - max_sclk = sclk; - } - - for (i = 0; i < pdpm_table->sclk_table.count; i++) { - if (pdpm_table->sclk_table.dpm_levels[i].value == max_sclk) - return (uint16_t) ((i >= pdpm_table->pcie_speed_table.count) ? - pdpm_table->pcie_speed_table.dpm_levels[pdpm_table->pcie_speed_table.count-1].value : - pdpm_table->pcie_speed_table.dpm_levels[i].value); - } - - return 0; -} - -static int tonga_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 tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - const struct tonga_power_state *tonga_nps = cast_const_phw_tonga_power_state(states->pnew_state); - const struct tonga_power_state *tonga_cps = cast_const_phw_tonga_power_state(states->pcurrent_state); - - uint16_t target_link_speed = tonga_get_maximum_link_speed(hwmgr, tonga_nps); - uint16_t current_link_speed; - - if (data->force_pcie_gen == PP_PCIEGenInvalid) - current_link_speed = tonga_get_maximum_link_speed(hwmgr, tonga_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 = tonga_get_current_pcie_speed(hwmgr); - break; - } - } else { - if (target_link_speed < current_link_speed) - data->pspp_notify_required = true; - } - - return 0; -} - -static int tonga_freeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_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(!tonga_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(!tonga_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 tonga_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 tonga_power_state *tonga_ps = cast_const_phw_tonga_power_state(states->pnew_state); - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - uint32_t sclk = tonga_ps->performance_levels[tonga_ps->performance_level_count-1].engine_clock; - uint32_t mclk = tonga_ps->performance_levels[tonga_ps->performance_level_count-1].memory_clock; - struct tonga_dpm_table *pdpm_table = &data->dpm_table; - - struct tonga_dpm_table *pgolden_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) { - pdpm_table->sclk_table.dpm_levels[pdpm_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( - (pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value != 0), - "Divide by 0!", - return -1); - dpm_count = pdpm_table->sclk_table.count < 2 ? 0 : pdpm_table->sclk_table.count-2; - for (i = dpm_count; i > 1; i--) { - if (sclk > pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value) { - clock_percent = ((sclk - pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value)*100) / - pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value; - - pdpm_table->sclk_table.dpm_levels[i].value = - pgolden_dpm_table->sclk_table.dpm_levels[i].value + - (pgolden_dpm_table->sclk_table.dpm_levels[i].value * clock_percent)/100; - - } else if (pgolden_dpm_table->sclk_table.dpm_levels[pdpm_table->sclk_table.count-1].value > sclk) { - clock_percent = ((pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value - sclk)*100) / - pgolden_dpm_table->sclk_table.dpm_levels[pgolden_dpm_table->sclk_table.count-1].value; - - pdpm_table->sclk_table.dpm_levels[i].value = - pgolden_dpm_table->sclk_table.dpm_levels[i].value - - (pgolden_dpm_table->sclk_table.dpm_levels[i].value * clock_percent)/100; - } else - pdpm_table->sclk_table.dpm_levels[i].value = - pgolden_dpm_table->sclk_table.dpm_levels[i].value; - } - } - } - - if (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK) { - pdpm_table->mclk_table.dpm_levels[pdpm_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( - (pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value != 0), - "Divide by 0!", - return -1); - dpm_count = pdpm_table->mclk_table.count < 2? 0 : pdpm_table->mclk_table.count-2; - for (i = dpm_count; i > 1; i--) { - if (mclk > pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value) { - clock_percent = ((mclk - pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value)*100) / - pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value; - - pdpm_table->mclk_table.dpm_levels[i].value = - pgolden_dpm_table->mclk_table.dpm_levels[i].value + - (pgolden_dpm_table->mclk_table.dpm_levels[i].value * clock_percent)/100; - - } else if (pgolden_dpm_table->mclk_table.dpm_levels[pdpm_table->mclk_table.count-1].value > mclk) { - clock_percent = ((pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value - mclk)*100) / - pgolden_dpm_table->mclk_table.dpm_levels[pgolden_dpm_table->mclk_table.count-1].value; - - pdpm_table->mclk_table.dpm_levels[i].value = - pgolden_dpm_table->mclk_table.dpm_levels[i].value - - (pgolden_dpm_table->mclk_table.dpm_levels[i].value * clock_percent)/100; - } else - pdpm_table->mclk_table.dpm_levels[i].value = pgolden_dpm_table->mclk_table.dpm_levels[i].value; - } - } - } - - if (data->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_UPDATE_SCLK)) { - result = tonga_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 = tonga_populate_all_memory_levels(hwmgr); - PP_ASSERT_WITH_CODE((0 == result), - "Failed to populate MCLK during PopulateNewDPMClocksStates Function!", - return result); - } - - return result; -} - -static int tonga_trim_single_dpm_states(struct pp_hwmgr *hwmgr, - struct tonga_single_dpm_table * pdpm_table, - uint32_t low_limit, uint32_t high_limit) -{ - uint32_t i; - - for (i = 0; i < pdpm_table->count; i++) { - if ((pdpm_table->dpm_levels[i].value < low_limit) || - (pdpm_table->dpm_levels[i].value > high_limit)) - pdpm_table->dpm_levels[i].enabled = false; - else - pdpm_table->dpm_levels[i].enabled = true; - } - return 0; -} - -static int tonga_trim_dpm_states(struct pp_hwmgr *hwmgr, const struct tonga_power_state *hw_state) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - uint32_t high_limit_count; - - PP_ASSERT_WITH_CODE((hw_state->performance_level_count >= 1), - "power state did not have any performance level", - return -1); - - high_limit_count = (1 == hw_state->performance_level_count) ? 0: 1; - - tonga_trim_single_dpm_states(hwmgr, - &(data->dpm_table.sclk_table), - hw_state->performance_levels[0].engine_clock, - hw_state->performance_levels[high_limit_count].engine_clock); - - tonga_trim_single_dpm_states(hwmgr, - &(data->dpm_table.mclk_table), - hw_state->performance_levels[0].memory_clock, - hw_state->performance_levels[high_limit_count].memory_clock); - - return 0; -} - -static int tonga_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 tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - const struct tonga_power_state *tonga_ps = cast_const_phw_tonga_power_state(states->pnew_state); - - result = tonga_trim_dpm_states(hwmgr, tonga_ps); - if (0 != result) - return result; - - data->dpm_level_enable_mask.sclk_dpm_enable_mask = tonga_get_dpm_level_enable_mask_value(&data->dpm_table.sclk_table); - data->dpm_level_enable_mask.mclk_dpm_enable_mask = tonga_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) - data->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE; - - data->dpm_level_enable_mask.pcie_dpm_enable_mask = tonga_get_dpm_level_enable_mask_value(&data->dpm_table.pcie_speed_table); - - return 0; -} - -int tonga_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable) -{ - return smum_send_msg_to_smc(hwmgr->smumgr, enable ? - (PPSMC_Msg)PPSMC_MSG_VCEDPM_Enable : - (PPSMC_Msg)PPSMC_MSG_VCEDPM_Disable); -} - -int tonga_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 tonga_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *ptable_information = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (!bgate) { - data->smc_state_table.UvdBootLevel = (uint8_t) (ptable_information->mm_dep_table->count - 1); - mm_boot_level_offset = data->dpm_table_start + offsetof(SMU72_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 tonga_enable_disable_uvd_dpm(hwmgr, !bgate); -} - -int tonga_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 tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - const struct tonga_power_state *tonga_nps = cast_const_phw_tonga_power_state(states->pnew_state); - const struct tonga_power_state *tonga_cps = cast_const_phw_tonga_power_state(states->pcurrent_state); - - uint32_t mm_boot_level_offset, mm_boot_level_value; - struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); - - if (tonga_nps->vce_clocks.EVCLK > 0 && (tonga_cps == NULL || tonga_cps->vce_clocks.EVCLK == 0)) { - data->smc_state_table.VceBootLevel = (uint8_t) (pptable_info->mm_dep_table->count - 1); - - mm_boot_level_offset = data->dpm_table_start + offsetof(SMU72_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)); - - tonga_enable_disable_vce_dpm(hwmgr, true); - } else if (tonga_nps->vce_clocks.EVCLK == 0 && tonga_cps != NULL && tonga_cps->vce_clocks.EVCLK > 0) - tonga_enable_disable_vce_dpm(hwmgr, false); - - return 0; -} - -static int tonga_update_and_upload_mc_reg_table(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - uint32_t address; - int32_t result; - - if (0 == (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) - return 0; - - - memset(&data->mc_reg_table, 0, sizeof(SMU72_Discrete_MCRegisters)); - - result = tonga_convert_mc_reg_table_to_smc(hwmgr, &(data->mc_reg_table)); - - if(result != 0) - return result; - - - address = data->mc_reg_table_start + (uint32_t)offsetof(SMU72_Discrete_MCRegisters, data[0]); - - return tonga_copy_bytes_to_smc(hwmgr->smumgr, address, - (uint8_t *)&data->mc_reg_table.data[0], - sizeof(SMU72_Discrete_MCRegisterSet) * data->dpm_table.mclk_table.count, - data->sram_end); -} - -static int tonga_program_memory_timing_parameters_conditionally(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - - if (data->need_update_smu7_dpm_table & - (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK)) - return tonga_program_memory_timing_parameters(hwmgr); - - return 0; -} - -static int tonga_unfreeze_sclk_mclk_dpm(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_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(!tonga_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(!tonga_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; -} - -static int tonga_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 tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - const struct tonga_power_state *tonga_ps = cast_const_phw_tonga_power_state(states->pnew_state); - uint16_t target_link_speed = tonga_get_maximum_link_speed(hwmgr, tonga_ps); - uint8_t request; - - if (data->pspp_notify_required || - data->pcie_performance_request) { - 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 && tonga_get_current_pcie_speed(hwmgr) > 0) { - data->pcie_performance_request = false; - return 0; - } - - if (0 != 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!"); - } - } - - data->pcie_performance_request = false; - return 0; -} - -static int tonga_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input) -{ - int tmp_result, result = 0; - - tmp_result = tonga_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 = tonga_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 = tonga_freeze_sclk_mclk_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to freeze SCLK MCLK DPM!", result = tmp_result); - - tmp_result = tonga_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 = tonga_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 = tonga_update_vce_dpm(hwmgr, input); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to update VCE DPM!", result = tmp_result); - - tmp_result = tonga_update_sclk_threshold(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to update SCLK threshold!", result = tmp_result); - - tmp_result = tonga_update_and_upload_mc_reg_table(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to upload MC reg table!", result = tmp_result); - - tmp_result = tonga_program_memory_timing_parameters_conditionally(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to program memory timing parameters!", result = tmp_result); - - tmp_result = tonga_unfreeze_sclk_mclk_dpm(hwmgr); - PP_ASSERT_WITH_CODE((0 == tmp_result), "Failed to unfreeze SCLK MCLK DPM!", result = tmp_result); - - tmp_result = tonga_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 = tonga_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; -} - -/** -* Set maximum target operating fan output PWM -* -* @param pHwMgr: the address of the powerplay hardware manager. -* @param usMaxFanPwm: max operating fan PWM in percents -* @return The response that came from the SMC. -*/ -static int tonga_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 (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm) ? 0 : -1); -} - -int tonga_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) -{ - uint32_t num_active_displays = 0; - struct cgs_display_info info = {0}; - info.mode_info = NULL; - - cgs_get_active_displays_info(hwmgr->device, &info); - - num_active_displays = info.display_count; - - if (num_active_displays > 1) /* to do && (pHwMgr->pPECI->displayConfiguration.bMultiMonitorInSync != TRUE)) */ - tonga_notify_smc_display_change(hwmgr, false); - else - tonga_notify_smc_display_change(hwmgr, true); - - return 0; -} - -/** -* Programs the display gap -* -* @param hwmgr the address of the powerplay hardware manager. -* @return always OK -*/ -int tonga_program_display_gap(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_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(0 == refresh_rate) - 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(SMU72_SoftRegisters, PreVBlankGap), 0x64); - - cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, data->soft_regs_start + offsetof(SMU72_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 tonga_display_configuration_changed_task(struct pp_hwmgr *hwmgr) -{ - - tonga_program_display_gap(hwmgr); - - /* to do PhwTonga_CacUpdateDisplayConfiguration(pHwMgr); */ - return 0; -} - -/** -* Set maximum target operating fan output RPM -* -* @param pHwMgr: the address of the powerplay hardware manager. -* @param usMaxFanRpm: max operating fan RPM value. -* @return The response that came from the SMC. -*/ -static int tonga_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_pwm) -{ - hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = us_max_fan_pwm; - - if (phm_is_hw_access_blocked(hwmgr)) - return 0; - - return (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanRpmMax, us_max_fan_pwm) ? 0 : -1); -} - -uint32_t tonga_get_xclk(struct pp_hwmgr *hwmgr) -{ - uint32_t reference_clock; - uint32_t tc; - uint32_t divide; - - ATOM_FIRMWARE_INFO *fw_info; - uint16_t size; - uint8_t frev, crev; - int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); - - tc = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK); - - if (tc) - return TCLK; - - fw_info = (ATOM_FIRMWARE_INFO *)cgs_atom_get_data_table(hwmgr->device, index, - &size, &frev, &crev); - - if (!fw_info) - return 0; - - reference_clock = le16_to_cpu(fw_info->usReferenceClock); - - divide = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL, XTALIN_DIVIDE); - - if (0 != divide) - return reference_clock / 4; - - return reference_clock; -} - -int tonga_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 tonga_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, - tonga_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, - tonga_dpm_set_interrupt_state, - info->call_back, info->context); - - if (result) - return -EINVAL; - - return 0; -} - -bool tonga_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_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; -/* TO DO NEED TO GET DEEP SLEEP CLOCK FROM DAL - if (phm_cap_enabled(hwmgr->hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SclkDeepSleep)) { - cgs_get_min_clock_settings(hwmgr->device, &min_clocks); - if(min_clocks.engineClockInSR != data->display_timing.minClockInSR) - is_update_required = true; -*/ - return is_update_required; -} - -static inline bool tonga_are_power_levels_equal(const struct tonga_performance_level *pl1, - const struct tonga_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 tonga_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 tonga_power_state *psa = cast_const_phw_tonga_power_state(pstate1); - const struct tonga_power_state *psb = cast_const_phw_tonga_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 (!tonga_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_clocks.VCLK == psb->uvd_clocks.VCLK) && (psa->uvd_clocks.DCLK == psb->uvd_clocks.DCLK)); - *equal &= ((psa->vce_clocks.EVCLK == psb->vce_clocks.EVCLK) && (psa->vce_clocks.ECCLK == psb->vce_clocks.ECCLK)); - *equal &= (psa->sclk_threshold == psb->sclk_threshold); - *equal &= (psa->acp_clk == psb->acp_clk); - - return 0; -} - -static int tonga_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)) - tonga_fan_ctrl_stop_smc_fan_control(hwmgr); - tonga_fan_ctrl_set_static_mode(hwmgr, mode); - } else - /* restart auto-manage */ - tonga_fan_ctrl_reset_fan_speed_to_default(hwmgr); - - return 0; -} - -static int tonga_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 tonga_force_clock_level(struct pp_hwmgr *hwmgr, - enum pp_clock_type type, uint32_t mask) -{ - struct tonga_hwmgr *data = (struct tonga_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 tonga_print_clock_levels(struct pp_hwmgr *hwmgr, - enum pp_clock_type type, char *buf) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); - struct tonga_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); - struct tonga_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 = tonga_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, x8" : - (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 int tonga_get_sclk_od(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *sclk_table = &(data->dpm_table.sclk_table); - struct tonga_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 tonga_set_sclk_od(struct pp_hwmgr *hwmgr, uint32_t value) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *golden_sclk_table = - &(data->golden_dpm_table.sclk_table); - struct pp_power_state *ps; - struct tonga_power_state *tonga_ps; - - if (value > 20) - value = 20; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - tonga_ps = cast_phw_tonga_power_state(&ps->hardware); - - tonga_ps->performance_levels[tonga_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 tonga_get_mclk_od(struct pp_hwmgr *hwmgr) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *mclk_table = &(data->dpm_table.mclk_table); - struct tonga_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 tonga_set_mclk_od(struct pp_hwmgr *hwmgr, uint32_t value) -{ - struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); - struct tonga_single_dpm_table *golden_mclk_table = - &(data->golden_dpm_table.mclk_table); - struct pp_power_state *ps; - struct tonga_power_state *tonga_ps; - - if (value > 20) - value = 20; - - ps = hwmgr->request_ps; - - if (ps == NULL) - return -EINVAL; - - tonga_ps = cast_phw_tonga_power_state(&ps->hardware); - - tonga_ps->performance_levels[tonga_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 tonga_hwmgr_funcs = { - .backend_init = &tonga_hwmgr_backend_init, - .backend_fini = &tonga_hwmgr_backend_fini, - .asic_setup = &tonga_setup_asic_task, - .dynamic_state_management_enable = &tonga_enable_dpm_tasks, - .dynamic_state_management_disable = &tonga_disable_dpm_tasks, - .apply_state_adjust_rules = tonga_apply_state_adjust_rules, - .force_dpm_level = &tonga_force_dpm_level, - .power_state_set = tonga_set_power_state_tasks, - .get_power_state_size = tonga_get_power_state_size, - .get_mclk = tonga_dpm_get_mclk, - .get_sclk = tonga_dpm_get_sclk, - .patch_boot_state = tonga_dpm_patch_boot_state, - .get_pp_table_entry = tonga_get_pp_table_entry, - .get_num_of_pp_table_entries = tonga_get_number_of_powerplay_table_entries, - .print_current_perforce_level = tonga_print_current_perforce_level, - .powerdown_uvd = tonga_phm_powerdown_uvd, - .powergate_uvd = tonga_phm_powergate_uvd, - .powergate_vce = tonga_phm_powergate_vce, - .disable_clock_power_gating = tonga_phm_disable_clock_power_gating, - .update_clock_gatings = tonga_phm_update_clock_gatings, - .notify_smc_display_config_after_ps_adjustment = tonga_notify_smc_display_config_after_ps_adjustment, - .display_config_changed = tonga_display_configuration_changed_task, - .set_max_fan_pwm_output = tonga_set_max_fan_pwm_output, - .set_max_fan_rpm_output = tonga_set_max_fan_rpm_output, - .get_temperature = tonga_thermal_get_temperature, - .stop_thermal_controller = tonga_thermal_stop_thermal_controller, - .get_fan_speed_info = tonga_fan_ctrl_get_fan_speed_info, - .get_fan_speed_percent = tonga_fan_ctrl_get_fan_speed_percent, - .set_fan_speed_percent = tonga_fan_ctrl_set_fan_speed_percent, - .reset_fan_speed_to_default = tonga_fan_ctrl_reset_fan_speed_to_default, - .get_fan_speed_rpm = tonga_fan_ctrl_get_fan_speed_rpm, - .set_fan_speed_rpm = tonga_fan_ctrl_set_fan_speed_rpm, - .uninitialize_thermal_controller = tonga_thermal_ctrl_uninitialize_thermal_controller, - .register_internal_thermal_interrupt = tonga_register_internal_thermal_interrupt, - .check_smc_update_required_for_display_configuration = tonga_check_smc_update_required_for_display_configuration, - .check_states_equal = tonga_check_states_equal, - .set_fan_control_mode = tonga_set_fan_control_mode, - .get_fan_control_mode = tonga_get_fan_control_mode, - .force_clock_level = tonga_force_clock_level, - .print_clock_levels = tonga_print_clock_levels, - .get_sclk_od = tonga_get_sclk_od, - .set_sclk_od = tonga_set_sclk_od, - .get_mclk_od = tonga_get_mclk_od, - .set_mclk_od = tonga_set_mclk_od, -}; - -int tonga_hwmgr_init(struct pp_hwmgr *hwmgr) -{ - hwmgr->hwmgr_func = &tonga_hwmgr_funcs; - hwmgr->pptable_func = &tonga_pptable_funcs; - pp_tonga_thermal_initialize(hwmgr); - return 0; -} - |