diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c | 2559 |
1 files changed, 2509 insertions, 50 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c index 0bf2def3b659..125312691f75 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smumgr.c @@ -30,64 +30,133 @@ #include "smumgr.h" #include "iceland_smumgr.h" -#include "smu_ucode_xfer_vi.h" + #include "ppsmc.h" + +#include "cgs_common.h" + +#include "smu7_dyn_defaults.h" +#include "smu7_hwmgr.h" +#include "hardwaremanager.h" +#include "ppatomctrl.h" +#include "atombios.h" +#include "pppcielanes.h" +#include "pp_endian.h" +#include "processpptables.h" + + #include "smu/smu_7_1_1_d.h" #include "smu/smu_7_1_1_sh_mask.h" -#include "cgs_common.h" -#include "iceland_smc.h" +#include "smu71_discrete.h" + +#include "smu_ucode_xfer_vi.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" + #define ICELAND_SMC_SIZE 0x20000 -static int iceland_start_smc(struct pp_smumgr *smumgr) +#define VOLTAGE_SCALE 4 +#define POWERTUNE_DEFAULT_SET_MAX 1 +#define VOLTAGE_VID_OFFSET_SCALE1 625 +#define VOLTAGE_VID_OFFSET_SCALE2 100 +#define MC_CG_ARB_FREQ_F1 0x0b +#define VDDC_VDDCI_DELTA 200 + +#define DEVICE_ID_VI_ICELAND_M_6900 0x6900 +#define DEVICE_ID_VI_ICELAND_M_6901 0x6901 +#define DEVICE_ID_VI_ICELAND_M_6902 0x6902 +#define DEVICE_ID_VI_ICELAND_M_6903 0x6903 + +static const struct iceland_pt_defaults defaults_iceland = { + /* + * sviLoadLIneEn, SviLoadLineVddC, TDC_VDDC_ThrottleReleaseLimitPerc, + * TDC_MAWt, TdcWaterfallCtl, DTEAmbientTempBase, DisplayCac, BAPM_TEMP_GRADIENT + */ + 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000, + { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 }, + { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 } +}; + +/* 35W - XT, XTL */ +static const struct iceland_pt_defaults defaults_icelandxt = { + /* + * sviLoadLIneEn, SviLoadLineVddC, + * TDC_VDDC_ThrottleReleaseLimitPerc, TDC_MAWt, + * TdcWaterfallCtl, DTEAmbientTempBase, DisplayCac, + * BAPM_TEMP_GRADIENT + */ + 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x0, + { 0xA7, 0x0, 0x0, 0xB5, 0x0, 0x0, 0x9F, 0x0, 0x0, 0xD6, 0x0, 0x0, 0xD7, 0x0, 0x0}, + { 0x1EA, 0x0, 0x0, 0x224, 0x0, 0x0, 0x25E, 0x0, 0x0, 0x28E, 0x0, 0x0, 0x2AB, 0x0, 0x0} +}; + +/* 25W - PRO, LE */ +static const struct iceland_pt_defaults defaults_icelandpro = { + /* + * sviLoadLIneEn, SviLoadLineVddC, + * TDC_VDDC_ThrottleReleaseLimitPerc, TDC_MAWt, + * TdcWaterfallCtl, DTEAmbientTempBase, DisplayCac, + * BAPM_TEMP_GRADIENT + */ + 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x0, + { 0xB7, 0x0, 0x0, 0xC3, 0x0, 0x0, 0xB5, 0x0, 0x0, 0xEA, 0x0, 0x0, 0xE6, 0x0, 0x0}, + { 0x1EA, 0x0, 0x0, 0x224, 0x0, 0x0, 0x25E, 0x0, 0x0, 0x28E, 0x0, 0x0, 0x2AB, 0x0, 0x0} +}; + +static int iceland_start_smc(struct pp_hwmgr *hwmgr) { - SMUM_WRITE_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, + PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_RESET_CNTL, rst_reg, 0); return 0; } -static void iceland_reset_smc(struct pp_smumgr *smumgr) +static void iceland_reset_smc(struct pp_hwmgr *hwmgr) { - SMUM_WRITE_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, + PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_RESET_CNTL, rst_reg, 1); } -static void iceland_stop_smc_clock(struct pp_smumgr *smumgr) +static void iceland_stop_smc_clock(struct pp_hwmgr *hwmgr) { - SMUM_WRITE_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, + PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_CLOCK_CNTL_0, ck_disable, 1); } -static void iceland_start_smc_clock(struct pp_smumgr *smumgr) +static void iceland_start_smc_clock(struct pp_hwmgr *hwmgr) { - SMUM_WRITE_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, + PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_CLOCK_CNTL_0, ck_disable, 0); } -static int iceland_smu_start_smc(struct pp_smumgr *smumgr) +static int iceland_smu_start_smc(struct pp_hwmgr *hwmgr) { /* set smc instruct start point at 0x0 */ - smu7_program_jump_on_start(smumgr); + smu7_program_jump_on_start(hwmgr); /* enable smc clock */ - iceland_start_smc_clock(smumgr); + iceland_start_smc_clock(hwmgr); /* de-assert reset */ - iceland_start_smc(smumgr); + iceland_start_smc(hwmgr); - SMUM_WAIT_INDIRECT_FIELD(smumgr, SMC_IND, FIRMWARE_FLAGS, + PHM_WAIT_INDIRECT_FIELD(hwmgr, SMC_IND, FIRMWARE_FLAGS, INTERRUPTS_ENABLED, 1); return 0; } -static int iceland_upload_smc_firmware_data(struct pp_smumgr *smumgr, +static int iceland_upload_smc_firmware_data(struct pp_hwmgr *hwmgr, uint32_t length, const uint8_t *src, uint32_t limit, uint32_t start_addr) { @@ -96,34 +165,34 @@ static int iceland_upload_smc_firmware_data(struct pp_smumgr *smumgr, PP_ASSERT_WITH_CODE((limit >= byte_count), "SMC address is beyond the SMC RAM area.", return -EINVAL); - cgs_write_register(smumgr->device, mmSMC_IND_INDEX_0, start_addr); - SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 1); + cgs_write_register(hwmgr->device, mmSMC_IND_INDEX_0, start_addr); + PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 1); while (byte_count >= 4) { data = src[0] * 0x1000000 + src[1] * 0x10000 + src[2] * 0x100 + src[3]; - cgs_write_register(smumgr->device, mmSMC_IND_DATA_0, data); + cgs_write_register(hwmgr->device, mmSMC_IND_DATA_0, data); src += 4; byte_count -= 4; } - SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 0); + PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 0); - PP_ASSERT_WITH_CODE((0 == byte_count), "SMC size must be dividable by 4.", return -EINVAL); + PP_ASSERT_WITH_CODE((0 == byte_count), "SMC size must be divisible by 4.", return -EINVAL); return 0; } -static int iceland_smu_upload_firmware_image(struct pp_smumgr *smumgr) +static int iceland_smu_upload_firmware_image(struct pp_hwmgr *hwmgr) { uint32_t val; struct cgs_firmware_info info = {0}; - if (smumgr == NULL || smumgr->device == NULL) + if (hwmgr == NULL || hwmgr->device == NULL) return -EINVAL; /* load SMC firmware */ - cgs_get_firmware_info(smumgr->device, + cgs_get_firmware_info(hwmgr->device, smu7_convert_fw_type_to_cgs(UCODE_ID_SMU), &info); if (info.image_size & 3) { @@ -135,70 +204,63 @@ static int iceland_smu_upload_firmware_image(struct pp_smumgr *smumgr) pr_err("[ powerplay ] SMC address is beyond the SMC RAM area\n"); return -EINVAL; } - + hwmgr->smu_version = info.version; /* wait for smc boot up */ - SMUM_WAIT_INDIRECT_FIELD_UNEQUAL(smumgr, SMC_IND, + PHM_WAIT_INDIRECT_FIELD_UNEQUAL(hwmgr, SMC_IND, RCU_UC_EVENTS, boot_seq_done, 0); /* clear firmware interrupt enable flag */ - val = cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, + val = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMC_SYSCON_MISC_CNTL); - cgs_write_ind_register(smumgr->device, CGS_IND_REG__SMC, + cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMC_SYSCON_MISC_CNTL, val | 1); /* stop smc clock */ - iceland_stop_smc_clock(smumgr); + iceland_stop_smc_clock(hwmgr); /* reset smc */ - iceland_reset_smc(smumgr); - iceland_upload_smc_firmware_data(smumgr, info.image_size, + iceland_reset_smc(hwmgr); + iceland_upload_smc_firmware_data(hwmgr, info.image_size, (uint8_t *)info.kptr, ICELAND_SMC_SIZE, info.ucode_start_address); return 0; } -static int iceland_request_smu_load_specific_fw(struct pp_smumgr *smumgr, +static int iceland_request_smu_load_specific_fw(struct pp_hwmgr *hwmgr, uint32_t firmwareType) { return 0; } -static int iceland_start_smu(struct pp_smumgr *smumgr) +static int iceland_start_smu(struct pp_hwmgr *hwmgr) { int result; - result = iceland_smu_upload_firmware_image(smumgr); + result = iceland_smu_upload_firmware_image(hwmgr); if (result) return result; - result = iceland_smu_start_smc(smumgr); + result = iceland_smu_start_smc(hwmgr); if (result) return result; - if (!smu7_is_smc_ram_running(smumgr)) { + if (!smu7_is_smc_ram_running(hwmgr)) { pr_info("smu not running, upload firmware again \n"); - result = iceland_smu_upload_firmware_image(smumgr); + result = iceland_smu_upload_firmware_image(hwmgr); if (result) return result; - result = iceland_smu_start_smc(smumgr); + result = iceland_smu_start_smc(hwmgr); if (result) return result; } - result = smu7_request_smu_load_fw(smumgr); + result = smu7_request_smu_load_fw(hwmgr); return result; } -/** - * Write a 32bit value to the SMC SRAM space. - * ALL PARAMETERS ARE IN HOST BYTE ORDER. - * @param smumgr the address of the powerplay hardware manager. - * @param smcAddress the address in the SMC RAM to access. - * @param value to write to the SMC SRAM. - */ -static int iceland_smu_init(struct pp_smumgr *smumgr) +static int iceland_smu_init(struct pp_hwmgr *hwmgr) { int i; struct iceland_smumgr *iceland_priv = NULL; @@ -208,9 +270,9 @@ static int iceland_smu_init(struct pp_smumgr *smumgr) if (iceland_priv == NULL) return -ENOMEM; - smumgr->backend = iceland_priv; + hwmgr->smu_backend = iceland_priv; - if (smu7_init(smumgr)) + if (smu7_init(hwmgr)) return -EINVAL; for (i = 0; i < SMU71_MAX_LEVELS_GRAPHICS; i++) @@ -219,6 +281,2403 @@ static int iceland_smu_init(struct pp_smumgr *smumgr) return 0; } + +static void iceland_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + struct cgs_system_info sys_info = {0}; + uint32_t dev_id; + + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PCIE_DEV; + cgs_query_system_info(hwmgr->device, &sys_info); + dev_id = (uint32_t)sys_info.value; + + switch (dev_id) { + case DEVICE_ID_VI_ICELAND_M_6900: + case DEVICE_ID_VI_ICELAND_M_6903: + smu_data->power_tune_defaults = &defaults_icelandxt; + break; + + case DEVICE_ID_VI_ICELAND_M_6901: + case DEVICE_ID_VI_ICELAND_M_6902: + smu_data->power_tune_defaults = &defaults_icelandpro; + break; + default: + smu_data->power_tune_defaults = &defaults_iceland; + pr_warn("Unknown V.I. Device ID.\n"); + break; + } + return; +} + +static int iceland_populate_svi_load_line(struct pp_hwmgr *hwmgr) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + const struct iceland_pt_defaults *defaults = smu_data->power_tune_defaults; + + smu_data->power_tune_table.SviLoadLineEn = defaults->svi_load_line_en; + smu_data->power_tune_table.SviLoadLineVddC = defaults->svi_load_line_vddc; + smu_data->power_tune_table.SviLoadLineTrimVddC = 3; + smu_data->power_tune_table.SviLoadLineOffsetVddC = 0; + + return 0; +} + +static int iceland_populate_tdc_limit(struct pp_hwmgr *hwmgr) +{ + uint16_t tdc_limit; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + const struct iceland_pt_defaults *defaults = smu_data->power_tune_defaults; + + tdc_limit = (uint16_t)(hwmgr->dyn_state.cac_dtp_table->usTDC * 256); + smu_data->power_tune_table.TDC_VDDC_PkgLimit = + CONVERT_FROM_HOST_TO_SMC_US(tdc_limit); + smu_data->power_tune_table.TDC_VDDC_ThrottleReleaseLimitPerc = + defaults->tdc_vddc_throttle_release_limit_perc; + smu_data->power_tune_table.TDC_MAWt = defaults->tdc_mawt; + + return 0; +} + +static int iceland_populate_dw8(struct pp_hwmgr *hwmgr, uint32_t fuse_table_offset) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + const struct iceland_pt_defaults *defaults = smu_data->power_tune_defaults; + uint32_t temp; + + if (smu7_read_smc_sram_dword(hwmgr, + fuse_table_offset + + offsetof(SMU71_Discrete_PmFuses, TdcWaterfallCtl), + (uint32_t *)&temp, SMC_RAM_END)) + PP_ASSERT_WITH_CODE(false, + "Attempt to read PmFuses.DW6 (SviLoadLineEn) from SMC Failed!", + return -EINVAL); + else + smu_data->power_tune_table.TdcWaterfallCtl = defaults->tdc_waterfall_ctl; + + return 0; +} + +static int iceland_populate_temperature_scaler(struct pp_hwmgr *hwmgr) +{ + return 0; +} + +static int iceland_populate_gnb_lpml(struct pp_hwmgr *hwmgr) +{ + int i; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + + /* Currently not used. Set all to zero. */ + for (i = 0; i < 8; i++) + smu_data->power_tune_table.GnbLPML[i] = 0; + + return 0; +} + +static int iceland_populate_bapm_vddc_base_leakage_sidd(struct pp_hwmgr *hwmgr) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint16_t HiSidd = smu_data->power_tune_table.BapmVddCBaseLeakageHiSidd; + uint16_t LoSidd = smu_data->power_tune_table.BapmVddCBaseLeakageLoSidd; + struct phm_cac_tdp_table *cac_table = hwmgr->dyn_state.cac_dtp_table; + + HiSidd = (uint16_t)(cac_table->usHighCACLeakage / 100 * 256); + LoSidd = (uint16_t)(cac_table->usLowCACLeakage / 100 * 256); + + smu_data->power_tune_table.BapmVddCBaseLeakageHiSidd = + CONVERT_FROM_HOST_TO_SMC_US(HiSidd); + smu_data->power_tune_table.BapmVddCBaseLeakageLoSidd = + CONVERT_FROM_HOST_TO_SMC_US(LoSidd); + + return 0; +} + +static int iceland_populate_bapm_vddc_vid_sidd(struct pp_hwmgr *hwmgr) +{ + int i; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint8_t *hi_vid = smu_data->power_tune_table.BapmVddCVidHiSidd; + uint8_t *lo_vid = smu_data->power_tune_table.BapmVddCVidLoSidd; + + PP_ASSERT_WITH_CODE(NULL != hwmgr->dyn_state.cac_leakage_table, + "The CAC Leakage table does not exist!", return -EINVAL); + PP_ASSERT_WITH_CODE(hwmgr->dyn_state.cac_leakage_table->count <= 8, + "There should never be more than 8 entries for BapmVddcVid!!!", return -EINVAL); + PP_ASSERT_WITH_CODE(hwmgr->dyn_state.cac_leakage_table->count == hwmgr->dyn_state.vddc_dependency_on_sclk->count, + "CACLeakageTable->count and VddcDependencyOnSCLk->count not equal", return -EINVAL); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_EVV)) { + for (i = 0; (uint32_t) i < hwmgr->dyn_state.cac_leakage_table->count; i++) { + lo_vid[i] = convert_to_vid(hwmgr->dyn_state.cac_leakage_table->entries[i].Vddc1); + hi_vid[i] = convert_to_vid(hwmgr->dyn_state.cac_leakage_table->entries[i].Vddc2); + } + } else { + PP_ASSERT_WITH_CODE(false, "Iceland should always support EVV", return -EINVAL); + } + + return 0; +} + +static int iceland_populate_vddc_vid(struct pp_hwmgr *hwmgr) +{ + int i; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint8_t *vid = smu_data->power_tune_table.VddCVid; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + PP_ASSERT_WITH_CODE(data->vddc_voltage_table.count <= 8, + "There should never be more than 8 entries for VddcVid!!!", + return -EINVAL); + + for (i = 0; i < (int)data->vddc_voltage_table.count; i++) { + vid[i] = convert_to_vid(data->vddc_voltage_table.entries[i].value); + } + + return 0; +} + + + +static int iceland_populate_pm_fuses(struct pp_hwmgr *hwmgr) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint32_t pm_fuse_table_offset; + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_PowerContainment)) { + if (smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, PmFuseTable), + &pm_fuse_table_offset, SMC_RAM_END)) + PP_ASSERT_WITH_CODE(false, + "Attempt to get pm_fuse_table_offset Failed!", + return -EINVAL); + + /* DW0 - DW3 */ + if (iceland_populate_bapm_vddc_vid_sidd(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate bapm vddc vid Failed!", + return -EINVAL); + + /* DW4 - DW5 */ + if (iceland_populate_vddc_vid(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate vddc vid Failed!", + return -EINVAL); + + /* DW6 */ + if (iceland_populate_svi_load_line(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate SviLoadLine Failed!", + return -EINVAL); + /* DW7 */ + if (iceland_populate_tdc_limit(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate TDCLimit Failed!", return -EINVAL); + /* DW8 */ + if (iceland_populate_dw8(hwmgr, pm_fuse_table_offset)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate TdcWaterfallCtl, " + "LPMLTemperature Min and Max Failed!", + return -EINVAL); + + /* DW9-DW12 */ + if (0 != iceland_populate_temperature_scaler(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate LPMLTemperatureScaler Failed!", + return -EINVAL); + + /* DW13-DW16 */ + if (iceland_populate_gnb_lpml(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate GnbLPML Failed!", + return -EINVAL); + + /* DW18 */ + if (iceland_populate_bapm_vddc_base_leakage_sidd(hwmgr)) + PP_ASSERT_WITH_CODE(false, + "Attempt to populate BapmVddCBaseLeakage Hi and Lo Sidd Failed!", + return -EINVAL); + + if (smu7_copy_bytes_to_smc(hwmgr, pm_fuse_table_offset, + (uint8_t *)&smu_data->power_tune_table, + sizeof(struct SMU71_Discrete_PmFuses), SMC_RAM_END)) + PP_ASSERT_WITH_CODE(false, + "Attempt to download PmFuseTable Failed!", + return -EINVAL); + } + return 0; +} + +static int iceland_get_dependency_volt_by_clk(struct pp_hwmgr *hwmgr, + struct phm_clock_voltage_dependency_table *allowed_clock_voltage_table, + uint32_t clock, uint32_t *vol) +{ + uint32_t i = 0; + + /* clock - voltage dependency table is empty table */ + if (allowed_clock_voltage_table->count == 0) + return -EINVAL; + + 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) { + *vol = allowed_clock_voltage_table->entries[i].v; + return 0; + } + } + + /* sclk is bigger than max sclk in the dependence table */ + *vol = allowed_clock_voltage_table->entries[i - 1].v; + + return 0; +} + +static int iceland_get_std_voltage_value_sidd(struct pp_hwmgr *hwmgr, + pp_atomctrl_voltage_table_entry *tab, uint16_t *hi, + uint16_t *lo) +{ + uint16_t v_index; + bool vol_found = false; + *hi = tab->value * VOLTAGE_SCALE; + *lo = tab->value * VOLTAGE_SCALE; + + /* SCLK/VDDC Dependency Table has to exist. */ + PP_ASSERT_WITH_CODE(NULL != hwmgr->dyn_state.vddc_dependency_on_sclk, + "The SCLK/VDDC Dependency Table does not exist.\n", + return -EINVAL); + + if (NULL == hwmgr->dyn_state.cac_leakage_table) { + pr_warn("CAC Leakage Table does not exist, using vddc.\n"); + return 0; + } + + /* + * Since voltage in the sclk/vddc dependency table is not + * necessarily in ascending order because of ELB voltage + * patching, loop through entire list to find exact voltage. + */ + for (v_index = 0; (uint32_t)v_index < hwmgr->dyn_state.vddc_dependency_on_sclk->count; v_index++) { + if (tab->value == hwmgr->dyn_state.vddc_dependency_on_sclk->entries[v_index].v) { + vol_found = true; + if ((uint32_t)v_index < hwmgr->dyn_state.cac_leakage_table->count) { + *lo = hwmgr->dyn_state.cac_leakage_table->entries[v_index].Vddc * VOLTAGE_SCALE; + *hi = (uint16_t)(hwmgr->dyn_state.cac_leakage_table->entries[v_index].Leakage * VOLTAGE_SCALE); + } else { + pr_warn("Index from SCLK/VDDC Dependency Table exceeds the CAC Leakage Table index, using maximum index from CAC table.\n"); + *lo = hwmgr->dyn_state.cac_leakage_table->entries[hwmgr->dyn_state.cac_leakage_table->count - 1].Vddc * VOLTAGE_SCALE; + *hi = (uint16_t)(hwmgr->dyn_state.cac_leakage_table->entries[hwmgr->dyn_state.cac_leakage_table->count - 1].Leakage * VOLTAGE_SCALE); + } + break; + } + } + + /* + * If voltage is not found in the first pass, loop again to + * find the best match, equal or higher value. + */ + if (!vol_found) { + for (v_index = 0; (uint32_t)v_index < hwmgr->dyn_state.vddc_dependency_on_sclk->count; v_index++) { + if (tab->value <= hwmgr->dyn_state.vddc_dependency_on_sclk->entries[v_index].v) { + vol_found = true; + if ((uint32_t)v_index < hwmgr->dyn_state.cac_leakage_table->count) { + *lo = hwmgr->dyn_state.cac_leakage_table->entries[v_index].Vddc * VOLTAGE_SCALE; + *hi = (uint16_t)(hwmgr->dyn_state.cac_leakage_table->entries[v_index].Leakage) * VOLTAGE_SCALE; + } else { + pr_warn("Index from SCLK/VDDC Dependency Table exceeds the CAC Leakage Table index in second look up, using maximum index from CAC table."); + *lo = hwmgr->dyn_state.cac_leakage_table->entries[hwmgr->dyn_state.cac_leakage_table->count - 1].Vddc * VOLTAGE_SCALE; + *hi = (uint16_t)(hwmgr->dyn_state.cac_leakage_table->entries[hwmgr->dyn_state.cac_leakage_table->count - 1].Leakage * VOLTAGE_SCALE); + } + break; + } + } + + if (!vol_found) + pr_warn("Unable to get std_vddc from SCLK/VDDC Dependency Table, using vddc.\n"); + } + + return 0; +} + +static int iceland_populate_smc_voltage_table(struct pp_hwmgr *hwmgr, + pp_atomctrl_voltage_table_entry *tab, + SMU71_Discrete_VoltageLevel *smc_voltage_tab) +{ + int result; + + result = iceland_get_std_voltage_value_sidd(hwmgr, tab, + &smc_voltage_tab->StdVoltageHiSidd, + &smc_voltage_tab->StdVoltageLoSidd); + if (0 != result) { + smc_voltage_tab->StdVoltageHiSidd = tab->value * VOLTAGE_SCALE; + smc_voltage_tab->StdVoltageLoSidd = tab->value * VOLTAGE_SCALE; + } + + smc_voltage_tab->Voltage = PP_HOST_TO_SMC_US(tab->value * VOLTAGE_SCALE); + CONVERT_FROM_HOST_TO_SMC_US(smc_voltage_tab->StdVoltageHiSidd); + CONVERT_FROM_HOST_TO_SMC_US(smc_voltage_tab->StdVoltageHiSidd); + + return 0; +} + +static int iceland_populate_smc_vddc_table(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + unsigned int count; + int result; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + table->VddcLevelCount = data->vddc_voltage_table.count; + for (count = 0; count < table->VddcLevelCount; count++) { + result = iceland_populate_smc_voltage_table(hwmgr, + &(data->vddc_voltage_table.entries[count]), + &(table->VddcLevel[count])); + PP_ASSERT_WITH_CODE(0 == result, "do not populate SMC VDDC voltage table", return -EINVAL); + + /* GPIO voltage control */ + if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->voltage_control) + table->VddcLevel[count].Smio |= data->vddc_voltage_table.entries[count].smio_low; + else if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) + table->VddcLevel[count].Smio = 0; + } + + CONVERT_FROM_HOST_TO_SMC_UL(table->VddcLevelCount); + + return 0; +} + +static int iceland_populate_smc_vdd_ci_table(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + uint32_t count; + int result; + + table->VddciLevelCount = data->vddci_voltage_table.count; + + for (count = 0; count < table->VddciLevelCount; count++) { + result = iceland_populate_smc_voltage_table(hwmgr, + &(data->vddci_voltage_table.entries[count]), + &(table->VddciLevel[count])); + PP_ASSERT_WITH_CODE(result == 0, "do not populate SMC VDDCI voltage table", return -EINVAL); + if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) + table->VddciLevel[count].Smio |= data->vddci_voltage_table.entries[count].smio_low; + else + table->VddciLevel[count].Smio |= 0; + } + + CONVERT_FROM_HOST_TO_SMC_UL(table->VddciLevelCount); + + return 0; +} + +static int iceland_populate_smc_mvdd_table(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + uint32_t count; + int result; + + table->MvddLevelCount = data->mvdd_voltage_table.count; + + for (count = 0; count < table->VddciLevelCount; count++) { + result = iceland_populate_smc_voltage_table(hwmgr, + &(data->mvdd_voltage_table.entries[count]), + &table->MvddLevel[count]); + PP_ASSERT_WITH_CODE(result == 0, "do not populate SMC mvdd voltage table", return -EINVAL); + if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) + table->MvddLevel[count].Smio |= data->mvdd_voltage_table.entries[count].smio_low; + else + table->MvddLevel[count].Smio |= 0; + } + + CONVERT_FROM_HOST_TO_SMC_UL(table->MvddLevelCount); + + return 0; +} + + +static int iceland_populate_smc_voltage_tables(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + int result; + + result = iceland_populate_smc_vddc_table(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "can not populate VDDC voltage table to SMC", return -EINVAL); + + result = iceland_populate_smc_vdd_ci_table(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "can not populate VDDCI voltage table to SMC", return -EINVAL); + + result = iceland_populate_smc_mvdd_table(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "can not populate MVDD voltage table to SMC", return -EINVAL); + + return 0; +} + +static int iceland_populate_ulv_level(struct pp_hwmgr *hwmgr, + struct SMU71_Discrete_Ulv *state) +{ + uint32_t voltage_response_time, ulv_voltage; + int result; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + state->CcPwrDynRm = 0; + state->CcPwrDynRm1 = 0; + + result = pp_tables_get_response_times(hwmgr, &voltage_response_time, &ulv_voltage); + PP_ASSERT_WITH_CODE((0 == result), "can not get ULV voltage value", return result;); + + if (ulv_voltage == 0) { + data->ulv_supported = false; + return 0; + } + + if (data->voltage_control != SMU7_VOLTAGE_CONTROL_BY_SVID2) { + /* use minimum voltage if ulv voltage in pptable is bigger than minimum voltage */ + if (ulv_voltage > hwmgr->dyn_state.vddc_dependency_on_sclk->entries[0].v) + state->VddcOffset = 0; + else + /* used in SMIO Mode. not implemented for now. this is backup only for CI. */ + state->VddcOffset = (uint16_t)(hwmgr->dyn_state.vddc_dependency_on_sclk->entries[0].v - ulv_voltage); + } else { + /* use minimum voltage if ulv voltage in pptable is bigger than minimum voltage */ + if (ulv_voltage > hwmgr->dyn_state.vddc_dependency_on_sclk->entries[0].v) + state->VddcOffsetVid = 0; + else /* used in SVI2 Mode */ + state->VddcOffsetVid = (uint8_t)( + (hwmgr->dyn_state.vddc_dependency_on_sclk->entries[0].v - ulv_voltage) + * VOLTAGE_VID_OFFSET_SCALE2 + / VOLTAGE_VID_OFFSET_SCALE1); + } + state->VddcPhase = 1; + + CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm); + CONVERT_FROM_HOST_TO_SMC_UL(state->CcPwrDynRm1); + CONVERT_FROM_HOST_TO_SMC_US(state->VddcOffset); + + return 0; +} + +static int iceland_populate_ulv_state(struct pp_hwmgr *hwmgr, + SMU71_Discrete_Ulv *ulv_level) +{ + return iceland_populate_ulv_level(hwmgr, ulv_level); +} + +static int iceland_populate_smc_link_level(struct pp_hwmgr *hwmgr, SMU71_Discrete_DpmTable *table) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct smu7_dpm_table *dpm_table = &data->dpm_table; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + 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); + } + + smu_data->smc_state_table.LinkLevelCount = + (uint8_t)dpm_table->pcie_speed_table.count; + data->dpm_level_enable_mask.pcie_dpm_enable_mask = + phm_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table); + + return 0; +} + +static int iceland_calculate_sclk_params(struct pp_hwmgr *hwmgr, + uint32_t engine_clock, SMU71_Discrete_GraphicsLevel *sclk) +{ + const struct smu7_hwmgr *data = (struct smu7_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 int iceland_populate_phase_value_based_on_sclk(struct pp_hwmgr *hwmgr, + const struct phm_phase_shedding_limits_table *pl, + uint32_t sclk, uint32_t *p_shed) +{ + unsigned int i; + + /* use the minimum phase shedding */ + *p_shed = 1; + + for (i = 0; i < pl->count; i++) { + if (sclk < pl->entries[i].Sclk) { + *p_shed = i; + break; + } + } + return 0; +} + +static int iceland_populate_single_graphic_level(struct pp_hwmgr *hwmgr, + uint32_t engine_clock, + uint16_t sclk_activity_level_threshold, + SMU71_Discrete_GraphicsLevel *graphic_level) +{ + int result; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + result = iceland_calculate_sclk_params(hwmgr, engine_clock, graphic_level); + + /* populate graphics levels*/ + result = iceland_get_dependency_volt_by_clk(hwmgr, + hwmgr->dyn_state.vddc_dependency_on_sclk, engine_clock, + &graphic_level->MinVddc); + 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; + graphic_level->MinVddcPhases = 1; + + if (data->vddc_phase_shed_control) + iceland_populate_phase_value_based_on_sclk(hwmgr, + hwmgr->dyn_state.vddc_phase_shed_limits_table, + engine_clock, + &graphic_level->MinVddcPhases); + + /* 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 = 100; + graphic_level->VoltageDownHyst = 0; + graphic_level->PowerThrottle = 0; + + data->display_timing.min_clock_in_sr = + hwmgr->display_config.min_core_set_clock_in_sr; + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SclkDeepSleep)) + graphic_level->DeepSleepDivId = + smu7_get_sleep_divider_id_from_clock(engine_clock, + data->display_timing.min_clock_in_sr); + + /* 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) { + graphic_level->MinVddc = PP_HOST_TO_SMC_UL(graphic_level->MinVddc * VOLTAGE_SCALE); + 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; +} + +static int iceland_populate_all_graphic_levels(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + struct smu7_dpm_table *dpm_table = &data->dpm_table; + uint32_t level_array_adress = smu_data->smu7_data.dpm_table_start + + offsetof(SMU71_Discrete_DpmTable, GraphicsLevel); + + uint32_t level_array_size = sizeof(SMU71_Discrete_GraphicsLevel) * + SMU71_MAX_LEVELS_GRAPHICS; + + SMU71_Discrete_GraphicsLevel *levels = smu_data->smc_state_table.GraphicsLevel; + + uint32_t i; + uint8_t highest_pcie_level_enabled = 0; + uint8_t lowest_pcie_level_enabled = 0, mid_pcie_level_enabled = 0; + uint8_t count = 0; + int result = 0; + + memset(levels, 0x00, level_array_size); + + for (i = 0; i < dpm_table->sclk_table.count; i++) { + result = iceland_populate_single_graphic_level(hwmgr, + dpm_table->sclk_table.dpm_levels[i].value, + (uint16_t)smu_data->activity_target[i], + &(smu_data->smc_state_table.GraphicsLevel[i])); + if (result != 0) + return result; + + /* Making sure only DPM level 0-1 have Deep Sleep Div ID populated. */ + if (i > 1) + smu_data->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0; + } + + /* Only enable level 0 for now. */ + smu_data->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1; + + /* set highest level watermark to high */ + if (dpm_table->sclk_table.count > 1) + smu_data->smc_state_table.GraphicsLevel[dpm_table->sclk_table.count-1].DisplayWatermark = + PPSMC_DISPLAY_WATERMARK_HIGH; + + smu_data->smc_state_table.GraphicsDpmLevelCount = + (uint8_t)dpm_table->sclk_table.count; + data->dpm_level_enable_mask.sclk_dpm_enable_mask = + phm_get_dpm_level_enable_mask_value(&dpm_table->sclk_table); + + while ((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 & + (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++) { + smu_data->smc_state_table.GraphicsLevel[i].pcieDpmLevel = highest_pcie_level_enabled; + } + + /* set pcieDpmLevel to lowest_pcie_level_enabled*/ + smu_data->smc_state_table.GraphicsLevel[0].pcieDpmLevel = lowest_pcie_level_enabled; + + /* set pcieDpmLevel to mid_pcie_level_enabled*/ + smu_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 = smu7_copy_bytes_to_smc(hwmgr, level_array_adress, + (uint8_t *)levels, (uint32_t)level_array_size, + SMC_RAM_END); + + return result; +} + +static int iceland_calculate_mclk_params( + struct pp_hwmgr *hwmgr, + uint32_t memory_clock, + SMU71_Discrete_MemoryLevel *mclk, + bool strobe_mode, + bool dllStateOn + ) +{ + struct smu7_hwmgr *data = (struct smu7_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 iceland_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 iceland_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 iceland_populate_phase_value_based_on_mclk(struct pp_hwmgr *hwmgr, const struct phm_phase_shedding_limits_table *pl, + uint32_t memory_clock, uint32_t *p_shed) +{ + unsigned int i; + + *p_shed = 1; + + for (i = 0; i < pl->count; i++) { + if (memory_clock < pl->entries[i].Mclk) { + *p_shed = i; + break; + } + } + + return 0; +} + +static int iceland_populate_single_memory_level( + struct pp_hwmgr *hwmgr, + uint32_t memory_clock, + SMU71_Discrete_MemoryLevel *memory_level + ) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + int result = 0; + bool dll_state_on; + struct cgs_display_info info = {0}; + uint32_t mclk_edc_wr_enable_threshold = 40000; + uint32_t mclk_edc_enable_threshold = 40000; + uint32_t mclk_strobe_mode_threshold = 40000; + + if (hwmgr->dyn_state.vddc_dependency_on_mclk != NULL) { + result = iceland_get_dependency_volt_by_clk(hwmgr, + hwmgr->dyn_state.vddc_dependency_on_mclk, memory_clock, &memory_level->MinVddc); + PP_ASSERT_WITH_CODE((0 == result), + "can not find MinVddc voltage value from memory VDDC voltage dependency table", return result); + } + + if (data->vddci_control == SMU7_VOLTAGE_CONTROL_NONE) { + memory_level->MinVddci = memory_level->MinVddc; + } else if (NULL != hwmgr->dyn_state.vddci_dependency_on_mclk) { + result = iceland_get_dependency_volt_by_clk(hwmgr, + hwmgr->dyn_state.vddci_dependency_on_mclk, + memory_clock, + &memory_level->MinVddci); + PP_ASSERT_WITH_CODE((0 == result), + "can not find MinVddci voltage value from memory VDDCI voltage dependency table", return result); + } + + memory_level->MinVddcPhases = 1; + + if (data->vddc_phase_shed_control) { + iceland_populate_phase_value_based_on_mclk(hwmgr, hwmgr->dyn_state.vddc_phase_shed_limits_table, + memory_clock, &memory_level->MinVddcPhases); + } + + 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; + + /* stutter mode not support on iceland */ + + /* decide strobe mode*/ + memory_level->StrobeEnable = (mclk_strobe_mode_threshold != 0) && + (memory_clock <= mclk_strobe_mode_threshold); + + /* decide EDC mode and memory clock ratio*/ + if (data->is_memory_gddr5) { + memory_level->StrobeRatio = iceland_get_mclk_frequency_ratio(memory_clock, + memory_level->StrobeEnable); + + if ((mclk_edc_enable_threshold != 0) && + (memory_clock > mclk_edc_enable_threshold)) { + memory_level->EdcReadEnable = 1; + } + + if ((mclk_edc_wr_enable_threshold != 0) && + (memory_clock > mclk_edc_wr_enable_threshold)) { + memory_level->EdcWriteEnable = 1; + } + + if (memory_level->StrobeEnable) { + if (iceland_get_mclk_frequency_ratio(memory_clock, 1) >= + ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC7) >> 16) & 0xf)) + dll_state_on = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC5) >> 1) & 0x1) ? 1 : 0; + else + dll_state_on = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC6) >> 1) & 0x1) ? 1 : 0; + } else + dll_state_on = data->dll_default_on; + } else { + memory_level->StrobeRatio = + iceland_get_ddr3_mclk_frequency_ratio(memory_clock); + dll_state_on = ((cgs_read_register(hwmgr->device, mmMC_SEQ_MISC5) >> 1) & 0x1) ? 1 : 0; + } + + result = iceland_calculate_mclk_params(hwmgr, + memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on); + + if (0 == result) { + memory_level->MinVddc = PP_HOST_TO_SMC_UL(memory_level->MinVddc * VOLTAGE_SCALE); + CONVERT_FROM_HOST_TO_SMC_UL(memory_level->MinVddcPhases); + memory_level->MinVddci = PP_HOST_TO_SMC_UL(memory_level->MinVddci * VOLTAGE_SCALE); + memory_level->MinMvdd = PP_HOST_TO_SMC_UL(memory_level->MinMvdd * VOLTAGE_SCALE); + /* 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; +} + +static int iceland_populate_all_memory_levels(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + struct smu7_dpm_table *dpm_table = &data->dpm_table; + int result; + + /* populate MCLK dpm table to SMU7 */ + uint32_t level_array_adress = smu_data->smu7_data.dpm_table_start + offsetof(SMU71_Discrete_DpmTable, MemoryLevel); + uint32_t level_array_size = sizeof(SMU71_Discrete_MemoryLevel) * SMU71_MAX_LEVELS_MEMORY; + SMU71_Discrete_MemoryLevel *levels = smu_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 -EINVAL); + result = iceland_populate_single_memory_level(hwmgr, dpm_table->mclk_table.dpm_levels[i].value, + &(smu_data->smc_state_table.MemoryLevel[i])); + if (0 != result) { + return result; + } + } + + /* Only enable level 0 for now.*/ + smu_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. + */ + smu_data->smc_state_table.MemoryLevel[0].ActivityLevel = 0x1F; + CONVERT_FROM_HOST_TO_SMC_US(smu_data->smc_state_table.MemoryLevel[0].ActivityLevel); + + smu_data->smc_state_table.MemoryDpmLevelCount = (uint8_t)dpm_table->mclk_table.count; + data->dpm_level_enable_mask.mclk_dpm_enable_mask = phm_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); + /* set highest level watermark to high*/ + smu_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 = smu7_copy_bytes_to_smc(hwmgr, + level_array_adress, (uint8_t *)levels, (uint32_t)level_array_size, + SMC_RAM_END); + + return result; +} + +static int iceland_populate_mvdd_value(struct pp_hwmgr *hwmgr, uint32_t mclk, + SMU71_Discrete_VoltageLevel *voltage) +{ + const struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + uint32_t i = 0; + + if (SMU7_VOLTAGE_CONTROL_NONE != data->mvdd_control) { + /* find mvdd value which clock is more than request */ + for (i = 0; i < hwmgr->dyn_state.mvdd_dependency_on_mclk->count; i++) { + if (mclk <= hwmgr->dyn_state.mvdd_dependency_on_mclk->entries[i].clk) { + /* Always round to higher voltage. */ + voltage->Voltage = data->mvdd_voltage_table.entries[i].value; + break; + } + } + + PP_ASSERT_WITH_CODE(i < hwmgr->dyn_state.mvdd_dependency_on_mclk->count, + "MVDD Voltage is outside the supported range.", return -EINVAL); + + } else { + return -EINVAL; + } + + return 0; +} + +static int iceland_populate_smc_acpi_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + int result = 0; + const struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct pp_atomctrl_clock_dividers_vi dividers; + uint32_t vddc_phase_shed_control = 0; + + SMU71_Discrete_VoltageLevel 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; + + if (data->acpi_vddc) + table->ACPILevel.MinVddc = PP_HOST_TO_SMC_UL(data->acpi_vddc * VOLTAGE_SCALE); + else + table->ACPILevel.MinVddc = PP_HOST_TO_SMC_UL(data->min_vddc_in_pptable * VOLTAGE_SCALE); + + table->ACPILevel.MinVddcPhases = vddc_phase_shed_control ? 0 : 1; + /* 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.MinVddc = table->ACPILevel.MinVddc; + table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases; + + if (SMU7_VOLTAGE_CONTROL_NONE == data->vddci_control) + table->MemoryACPILevel.MinVddci = table->MemoryACPILevel.MinVddc; + else { + if (data->acpi_vddci != 0) + table->MemoryACPILevel.MinVddci = PP_HOST_TO_SMC_UL(data->acpi_vddci * VOLTAGE_SCALE); + else + table->MemoryACPILevel.MinVddci = PP_HOST_TO_SMC_UL(data->min_vddci_in_pptable * VOLTAGE_SCALE); + } + + if (0 == iceland_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 iceland_populate_smc_uvd_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + return 0; +} + +static int iceland_populate_smc_vce_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + return 0; +} + +static int iceland_populate_smc_acp_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + return 0; +} + +static int iceland_populate_smc_samu_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + return 0; +} + +static int iceland_populate_memory_timing_parameters( + struct pp_hwmgr *hwmgr, + uint32_t engine_clock, + uint32_t memory_clock, + struct SMU71_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; +} + +static int iceland_program_memory_timing_parameters(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + int result = 0; + SMU71_Discrete_MCArbDramTimingTable arb_regs; + uint32_t i, j; + + memset(&arb_regs, 0x00, sizeof(SMU71_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 = iceland_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 = smu7_copy_bytes_to_smc( + hwmgr, + smu_data->smu7_data.arb_table_start, + (uint8_t *)&arb_regs, + sizeof(SMU71_Discrete_MCArbDramTimingTable), + SMC_RAM_END + ); + } + + return result; +} + +static int iceland_populate_smc_boot_level(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *table) +{ + int result = 0; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + table->GraphicsBootLevel = 0; + table->MemoryBootLevel = 0; + + /* find boot level from dpm table*/ + result = phm_find_boot_level(&(data->dpm_table.sclk_table), + data->vbios_boot_state.sclk_bootup_value, + (uint32_t *)&(smu_data->smc_state_table.GraphicsBootLevel)); + + if (0 != result) { + smu_data->smc_state_table.GraphicsBootLevel = 0; + pr_err("VBIOS did not find boot engine clock value in dependency table. Using Graphics DPM level 0!\n"); + result = 0; + } + + result = phm_find_boot_level(&(data->dpm_table.mclk_table), + data->vbios_boot_state.mclk_bootup_value, + (uint32_t *)&(smu_data->smc_state_table.MemoryBootLevel)); + + if (0 != result) { + smu_data->smc_state_table.MemoryBootLevel = 0; + pr_err("VBIOS did not find boot engine clock value in dependency table. Using Memory DPM level 0!\n"); + result = 0; + } + + table->BootVddc = data->vbios_boot_state.vddc_bootup_value; + if (SMU7_VOLTAGE_CONTROL_NONE == data->vddci_control) + table->BootVddci = table->BootVddc; + else + table->BootVddci = data->vbios_boot_state.vddci_bootup_value; + + table->BootMVdd = data->vbios_boot_state.mvdd_bootup_value; + + return result; +} + +static int iceland_populate_mc_reg_address(struct pp_hwmgr *hwmgr, + SMU71_Discrete_MCRegisters *mc_reg_table) +{ + const struct iceland_smumgr *smu_data = (struct iceland_smumgr *)hwmgr->smu_backend; + + uint32_t i, j; + + for (i = 0, j = 0; j < smu_data->mc_reg_table.last; j++) { + if (smu_data->mc_reg_table.validflag & 1<<j) { + PP_ASSERT_WITH_CODE(i < SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE, + "Index of mc_reg_table->address[] array out of boundary", return -EINVAL); + mc_reg_table->address[i].s0 = + PP_HOST_TO_SMC_US(smu_data->mc_reg_table.mc_reg_address[j].s0); + mc_reg_table->address[i].s1 = + PP_HOST_TO_SMC_US(smu_data->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 */ +static void iceland_convert_mc_registers( + const struct iceland_mc_reg_entry *entry, + SMU71_Discrete_MCRegisterSet *data, + uint32_t num_entries, uint32_t valid_flag) +{ + uint32_t i, j; + + for (i = 0, j = 0; j < num_entries; j++) { + if (valid_flag & 1<<j) { + data->value[i] = PP_HOST_TO_SMC_UL(entry->mc_data[j]); + i++; + } + } +} + +static int iceland_convert_mc_reg_table_entry_to_smc(struct pp_hwmgr *hwmgr, + const uint32_t memory_clock, + SMU71_Discrete_MCRegisterSet *mc_reg_table_data + ) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint32_t i = 0; + + for (i = 0; i < smu_data->mc_reg_table.num_entries; i++) { + if (memory_clock <= + smu_data->mc_reg_table.mc_reg_table_entry[i].mclk_max) { + break; + } + } + + if ((i == smu_data->mc_reg_table.num_entries) && (i > 0)) + --i; + + iceland_convert_mc_registers(&smu_data->mc_reg_table.mc_reg_table_entry[i], + mc_reg_table_data, smu_data->mc_reg_table.last, + smu_data->mc_reg_table.validflag); + + return 0; +} + +static int iceland_convert_mc_reg_table_to_smc(struct pp_hwmgr *hwmgr, + SMU71_Discrete_MCRegisters *mc_regs) +{ + int result = 0; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + int res; + uint32_t i; + + for (i = 0; i < data->dpm_table.mclk_table.count; i++) { + res = iceland_convert_mc_reg_table_entry_to_smc( + hwmgr, + data->dpm_table.mclk_table.dpm_levels[i].value, + &mc_regs->data[i] + ); + + if (0 != res) + result = res; + } + + return result; +} + +static int iceland_update_and_upload_mc_reg_table(struct pp_hwmgr *hwmgr) +{ + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + uint32_t address; + int32_t result; + + if (0 == (data->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) + return 0; + + + memset(&smu_data->mc_regs, 0, sizeof(SMU71_Discrete_MCRegisters)); + + result = iceland_convert_mc_reg_table_to_smc(hwmgr, &(smu_data->mc_regs)); + + if (result != 0) + return result; + + + address = smu_data->smu7_data.mc_reg_table_start + (uint32_t)offsetof(SMU71_Discrete_MCRegisters, data[0]); + + return smu7_copy_bytes_to_smc(hwmgr, address, + (uint8_t *)&smu_data->mc_regs.data[0], + sizeof(SMU71_Discrete_MCRegisterSet) * data->dpm_table.mclk_table.count, + SMC_RAM_END); +} + +static int iceland_populate_initial_mc_reg_table(struct pp_hwmgr *hwmgr) +{ + int result; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + + memset(&smu_data->mc_regs, 0x00, sizeof(SMU71_Discrete_MCRegisters)); + result = iceland_populate_mc_reg_address(hwmgr, &(smu_data->mc_regs)); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize MCRegTable for the MC register addresses!", return result;); + + result = iceland_convert_mc_reg_table_to_smc(hwmgr, &smu_data->mc_regs); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize MCRegTable for driver state!", return result;); + + return smu7_copy_bytes_to_smc(hwmgr, smu_data->smu7_data.mc_reg_table_start, + (uint8_t *)&smu_data->mc_regs, sizeof(SMU71_Discrete_MCRegisters), SMC_RAM_END); +} + +static int iceland_populate_smc_initial_state(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + uint8_t count, level; + + count = (uint8_t)(hwmgr->dyn_state.vddc_dependency_on_sclk->count); + + for (level = 0; level < count; level++) { + if (hwmgr->dyn_state.vddc_dependency_on_sclk->entries[level].clk + >= data->vbios_boot_state.sclk_bootup_value) { + smu_data->smc_state_table.GraphicsBootLevel = level; + break; + } + } + + count = (uint8_t)(hwmgr->dyn_state.vddc_dependency_on_mclk->count); + + for (level = 0; level < count; level++) { + if (hwmgr->dyn_state.vddc_dependency_on_mclk->entries[level].clk + >= data->vbios_boot_state.mclk_bootup_value) { + smu_data->smc_state_table.MemoryBootLevel = level; + break; + } + } + + return 0; +} + +static int iceland_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + const struct iceland_pt_defaults *defaults = smu_data->power_tune_defaults; + SMU71_Discrete_DpmTable *dpm_table = &(smu_data->smc_state_table); + struct phm_cac_tdp_table *cac_dtp_table = hwmgr->dyn_state.cac_dtp_table; + struct phm_ppm_table *ppm = hwmgr->dyn_state.ppm_parameter_table; + const uint16_t *def1, *def2; + int i, j, k; + + + /* + * TDP number of fraction bits are changed from 8 to 7 for Iceland + * as requested by SMC team + */ + + dpm_table->DefaultTdp = PP_HOST_TO_SMC_US((uint16_t)(cac_dtp_table->usTDP * 256)); + dpm_table->TargetTdp = PP_HOST_TO_SMC_US((uint16_t)(cac_dtp_table->usConfigurableTDP * 256)); + + + dpm_table->DTETjOffset = 0; + + dpm_table->GpuTjMax = (uint8_t)(data->thermal_temp_setting.temperature_high / PP_TEMPERATURE_UNITS_PER_CENTIGRADES); + dpm_table->GpuTjHyst = 8; + + dpm_table->DTEAmbientTempBase = defaults->dte_ambient_temp_base; + + /* The following are for new Iceland Multi-input fan/thermal control */ + if (NULL != ppm) { + dpm_table->PPM_PkgPwrLimit = (uint16_t)ppm->dgpu_tdp * 256 / 1000; + dpm_table->PPM_TemperatureLimit = (uint16_t)ppm->tj_max * 256; + } else { + dpm_table->PPM_PkgPwrLimit = 0; + dpm_table->PPM_TemperatureLimit = 0; + } + + CONVERT_FROM_HOST_TO_SMC_US(dpm_table->PPM_PkgPwrLimit); + CONVERT_FROM_HOST_TO_SMC_US(dpm_table->PPM_TemperatureLimit); + + dpm_table->BAPM_TEMP_GRADIENT = PP_HOST_TO_SMC_UL(defaults->bapm_temp_gradient); + def1 = defaults->bapmti_r; + def2 = defaults->bapmti_rc; + + for (i = 0; i < SMU71_DTE_ITERATIONS; i++) { + for (j = 0; j < SMU71_DTE_SOURCES; j++) { + for (k = 0; k < SMU71_DTE_SINKS; k++) { + dpm_table->BAPMTI_R[i][j][k] = PP_HOST_TO_SMC_US(*def1); + dpm_table->BAPMTI_RC[i][j][k] = PP_HOST_TO_SMC_US(*def2); + def1++; + def2++; + } + } + } + + return 0; +} + +static int iceland_populate_smc_svi2_config(struct pp_hwmgr *hwmgr, + SMU71_Discrete_DpmTable *tab) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) + tab->SVI2Enable |= VDDC_ON_SVI2; + + if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) + tab->SVI2Enable |= VDDCI_ON_SVI2; + else + tab->MergedVddci = 1; + + if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->mvdd_control) + tab->SVI2Enable |= MVDD_ON_SVI2; + + PP_ASSERT_WITH_CODE(tab->SVI2Enable != (VDDC_ON_SVI2 | VDDCI_ON_SVI2 | MVDD_ON_SVI2) && + (tab->SVI2Enable & VDDC_ON_SVI2), "SVI2 domain configuration is incorrect!", return -EINVAL); + + return 0; +} + +static int iceland_init_smc_table(struct pp_hwmgr *hwmgr) +{ + int result; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + SMU71_Discrete_DpmTable *table = &(smu_data->smc_state_table); + + + iceland_initialize_power_tune_defaults(hwmgr); + memset(&(smu_data->smc_state_table), 0x00, sizeof(smu_data->smc_state_table)); + + if (SMU7_VOLTAGE_CONTROL_NONE != data->voltage_control) { + iceland_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; + + + if (data->ulv_supported) { + result = iceland_populate_ulv_state(hwmgr, &(smu_data->ulv_setting)); + 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, 0x40035); + } + + result = iceland_populate_smc_link_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize Link Level!", return result;); + + result = iceland_populate_all_graphic_levels(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize Graphics Level!", return result;); + + result = iceland_populate_all_memory_levels(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize Memory Level!", return result;); + + result = iceland_populate_smc_acpi_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize ACPI Level!", return result;); + + result = iceland_populate_smc_vce_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize VCE Level!", return result;); + + result = iceland_populate_smc_acp_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize ACP Level!", return result;); + + result = iceland_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 = iceland_program_memory_timing_parameters(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to Write ARB settings for the initial state.", return result;); + + result = iceland_populate_smc_uvd_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize UVD Level!", return result;); + + table->GraphicsBootLevel = 0; + table->MemoryBootLevel = 0; + + result = iceland_populate_smc_boot_level(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to initialize Boot Level!", return result;); + + result = iceland_populate_smc_initial_state(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, "Failed to initialize Boot State!", return result); + + result = iceland_populate_bapm_parameters_in_dpm_table(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, "Failed to populate BAPM Parameters!", return result); + + table->GraphicsVoltageChangeEnable = 1; + table->GraphicsThermThrottleEnable = 1; + table->GraphicsInterval = 1; + table->VoltageInterval = 1; + table->ThermalInterval = 1; + + table->TemperatureLimitHigh = + (data->thermal_temp_setting.temperature_high * + SMU7_Q88_FORMAT_CONVERSION_UNIT) / PP_TEMPERATURE_UNITS_PER_CENTIGRADES; + table->TemperatureLimitLow = + (data->thermal_temp_setting.temperature_low * + SMU7_Q88_FORMAT_CONVERSION_UNIT) / PP_TEMPERATURE_UNITS_PER_CENTIGRADES; + + table->MemoryVoltageChangeEnable = 1; + table->MemoryInterval = 1; + table->VoltageResponseTime = 0; + table->PhaseResponseTime = 0; + table->MemoryThermThrottleEnable = 1; + table->PCIeBootLinkLevel = 0; + table->PCIeGenInterval = 1; + + result = iceland_populate_smc_svi2_config(hwmgr, table); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to populate SVI2 setting!", return result); + + table->ThermGpio = 17; + table->SclkStepSize = 0x4000; + + CONVERT_FROM_HOST_TO_SMC_UL(table->SystemFlags); + CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddcVid); + CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddcPhase); + CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddciVid); + CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskMvddVid); + 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); + + table->BootVddc = PP_HOST_TO_SMC_US(table->BootVddc * VOLTAGE_SCALE); + table->BootVddci = PP_HOST_TO_SMC_US(table->BootVddci * VOLTAGE_SCALE); + table->BootMVdd = PP_HOST_TO_SMC_US(table->BootMVdd * VOLTAGE_SCALE); + + /* Upload all dpm data to SMC memory.(dpm level, dpm level count etc) */ + result = smu7_copy_bytes_to_smc(hwmgr, smu_data->smu7_data.dpm_table_start + + offsetof(SMU71_Discrete_DpmTable, SystemFlags), + (uint8_t *)&(table->SystemFlags), + sizeof(SMU71_Discrete_DpmTable)-3 * sizeof(SMU71_PIDController), + SMC_RAM_END); + + PP_ASSERT_WITH_CODE(0 == result, + "Failed to upload dpm data to SMC memory!", return result;); + + /* Upload all ulv setting to SMC memory.(dpm level, dpm level count etc) */ + result = smu7_copy_bytes_to_smc(hwmgr, + smu_data->smu7_data.ulv_setting_starts, + (uint8_t *)&(smu_data->ulv_setting), + sizeof(SMU71_Discrete_Ulv), + SMC_RAM_END); + + + result = iceland_populate_initial_mc_reg_table(hwmgr); + PP_ASSERT_WITH_CODE((0 == result), + "Failed to populate initialize MC Reg table!", return result); + + result = iceland_populate_pm_fuses(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to populate PM fuses to SMC memory!", return result); + + return 0; +} + +int iceland_thermal_setup_fan_table(struct pp_hwmgr *hwmgr) +{ + struct smu7_smumgr *smu7_data = (struct smu7_smumgr *)(hwmgr->smu_backend); + SMU71_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE }; + uint32_t duty100; + uint32_t t_diff1, t_diff2, pwm_diff1, pwm_diff2; + uint16_t fdo_min, slope1, slope2; + uint32_t reference_clock; + int res; + uint64_t tmp64; + + if (!phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_MicrocodeFanControl)) + return 0; + + if (hwmgr->thermal_controller.fanInfo.bNoFan) { + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_MicrocodeFanControl); + return 0; + } + + if (0 == smu7_data->fan_table_start) { + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_MicrocodeFanControl); + return 0; + } + + duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_FDO_CTRL1, FMAX_DUTY100); + + if (0 == duty100) { + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_MicrocodeFanControl); + return 0; + } + + tmp64 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin * duty100; + do_div(tmp64, 10000); + fdo_min = (uint16_t)tmp64; + + t_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usTMed - hwmgr->thermal_controller.advanceFanControlParameters.usTMin; + t_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usTHigh - hwmgr->thermal_controller.advanceFanControlParameters.usTMed; + + pwm_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed - hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin; + pwm_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMHigh - hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed; + + slope1 = (uint16_t)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100); + slope2 = (uint16_t)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100); + + fan_table.TempMin = cpu_to_be16((50 + hwmgr->thermal_controller.advanceFanControlParameters.usTMin) / 100); + fan_table.TempMed = cpu_to_be16((50 + hwmgr->thermal_controller.advanceFanControlParameters.usTMed) / 100); + fan_table.TempMax = cpu_to_be16((50 + hwmgr->thermal_controller.advanceFanControlParameters.usTMax) / 100); + + fan_table.Slope1 = cpu_to_be16(slope1); + fan_table.Slope2 = cpu_to_be16(slope2); + + fan_table.FdoMin = cpu_to_be16(fdo_min); + + fan_table.HystDown = cpu_to_be16(hwmgr->thermal_controller.advanceFanControlParameters.ucTHyst); + + fan_table.HystUp = cpu_to_be16(1); + + fan_table.HystSlope = cpu_to_be16(1); + + fan_table.TempRespLim = cpu_to_be16(5); + + reference_clock = smu7_get_xclk(hwmgr); + + fan_table.RefreshPeriod = cpu_to_be32((hwmgr->thermal_controller.advanceFanControlParameters.ulCycleDelay * reference_clock) / 1600); + + fan_table.FdoMax = cpu_to_be16((uint16_t)duty100); + + fan_table.TempSrc = (uint8_t)PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_MULT_THERMAL_CTRL, TEMP_SEL); + + /* fan_table.FanControl_GL_Flag = 1; */ + + res = smu7_copy_bytes_to_smc(hwmgr, smu7_data->fan_table_start, (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table), SMC_RAM_END); + + return 0; +} + + +static int iceland_program_mem_timing_parameters(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + if (data->need_update_smu7_dpm_table & + (DPMTABLE_OD_UPDATE_SCLK + DPMTABLE_OD_UPDATE_MCLK)) + return iceland_program_memory_timing_parameters(hwmgr); + + return 0; +} + +static int iceland_update_sclk_threshold(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + + int result = 0; + uint32_t low_sclk_interrupt_threshold = 0; + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_SclkThrottleLowNotification) + && (data->low_sclk_interrupt_threshold != 0)) { + low_sclk_interrupt_threshold = + data->low_sclk_interrupt_threshold; + + CONVERT_FROM_HOST_TO_SMC_UL(low_sclk_interrupt_threshold); + + result = smu7_copy_bytes_to_smc( + hwmgr, + smu_data->smu7_data.dpm_table_start + + offsetof(SMU71_Discrete_DpmTable, + LowSclkInterruptThreshold), + (uint8_t *)&low_sclk_interrupt_threshold, + sizeof(uint32_t), + SMC_RAM_END); + } + + result = iceland_update_and_upload_mc_reg_table(hwmgr); + + PP_ASSERT_WITH_CODE((0 == result), "Failed to upload MC reg table!", return result); + + result = iceland_program_mem_timing_parameters(hwmgr); + PP_ASSERT_WITH_CODE((result == 0), + "Failed to program memory timing parameters!", + ); + + return result; +} + +static uint32_t iceland_get_offsetof(uint32_t type, uint32_t member) +{ + switch (type) { + case SMU_SoftRegisters: + switch (member) { + case HandshakeDisables: + return offsetof(SMU71_SoftRegisters, HandshakeDisables); + case VoltageChangeTimeout: + return offsetof(SMU71_SoftRegisters, VoltageChangeTimeout); + case AverageGraphicsActivity: + return offsetof(SMU71_SoftRegisters, AverageGraphicsActivity); + case PreVBlankGap: + return offsetof(SMU71_SoftRegisters, PreVBlankGap); + case VBlankTimeout: + return offsetof(SMU71_SoftRegisters, VBlankTimeout); + case UcodeLoadStatus: + return offsetof(SMU71_SoftRegisters, UcodeLoadStatus); + case DRAM_LOG_ADDR_H: + return offsetof(SMU71_SoftRegisters, DRAM_LOG_ADDR_H); + case DRAM_LOG_ADDR_L: + return offsetof(SMU71_SoftRegisters, DRAM_LOG_ADDR_L); + case DRAM_LOG_PHY_ADDR_H: + return offsetof(SMU71_SoftRegisters, DRAM_LOG_PHY_ADDR_H); + case DRAM_LOG_PHY_ADDR_L: + return offsetof(SMU71_SoftRegisters, DRAM_LOG_PHY_ADDR_L); + case DRAM_LOG_BUFF_SIZE: + return offsetof(SMU71_SoftRegisters, DRAM_LOG_BUFF_SIZE); + } + case SMU_Discrete_DpmTable: + switch (member) { + case LowSclkInterruptThreshold: + return offsetof(SMU71_Discrete_DpmTable, LowSclkInterruptThreshold); + } + } + pr_warn("can't get the offset of type %x member %x\n", type, member); + return 0; +} + +static uint32_t iceland_get_mac_definition(uint32_t value) +{ + switch (value) { + case SMU_MAX_LEVELS_GRAPHICS: + return SMU71_MAX_LEVELS_GRAPHICS; + case SMU_MAX_LEVELS_MEMORY: + return SMU71_MAX_LEVELS_MEMORY; + case SMU_MAX_LEVELS_LINK: + return SMU71_MAX_LEVELS_LINK; + case SMU_MAX_ENTRIES_SMIO: + return SMU71_MAX_ENTRIES_SMIO; + case SMU_MAX_LEVELS_VDDC: + return SMU71_MAX_LEVELS_VDDC; + case SMU_MAX_LEVELS_VDDCI: + return SMU71_MAX_LEVELS_VDDCI; + case SMU_MAX_LEVELS_MVDD: + return SMU71_MAX_LEVELS_MVDD; + } + + pr_warn("can't get the mac of %x\n", value); + return 0; +} + +static int iceland_process_firmware_header(struct pp_hwmgr *hwmgr) +{ + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + struct smu7_smumgr *smu7_data = (struct smu7_smumgr *)(hwmgr->smu_backend); + + uint32_t tmp; + int result; + bool error = false; + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, DpmTable), + &tmp, SMC_RAM_END); + + if (0 == result) { + smu7_data->dpm_table_start = tmp; + } + + error |= (0 != result); + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, SoftRegisters), + &tmp, SMC_RAM_END); + + if (0 == result) { + data->soft_regs_start = tmp; + smu7_data->soft_regs_start = tmp; + } + + error |= (0 != result); + + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, mcRegisterTable), + &tmp, SMC_RAM_END); + + if (0 == result) { + smu7_data->mc_reg_table_start = tmp; + } + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, FanTable), + &tmp, SMC_RAM_END); + + if (0 == result) { + smu7_data->fan_table_start = tmp; + } + + error |= (0 != result); + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, mcArbDramTimingTable), + &tmp, SMC_RAM_END); + + if (0 == result) { + smu7_data->arb_table_start = tmp; + } + + error |= (0 != result); + + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, Version), + &tmp, SMC_RAM_END); + + if (0 == result) { + hwmgr->microcode_version_info.SMC = tmp; + } + + error |= (0 != result); + + result = smu7_read_smc_sram_dword(hwmgr, + SMU71_FIRMWARE_HEADER_LOCATION + + offsetof(SMU71_Firmware_Header, UlvSettings), + &tmp, SMC_RAM_END); + + if (0 == result) { + smu7_data->ulv_setting_starts = tmp; + } + + error |= (0 != result); + + return error ? 1 : 0; +} + +/*---------------------------MC----------------------------*/ + +static uint8_t iceland_get_memory_modile_index(struct pp_hwmgr *hwmgr) +{ + return (uint8_t) (0xFF & (cgs_read_register(hwmgr->device, mmBIOS_SCRATCH_4) >> 16)); +} + +static bool iceland_check_s0_mc_reg_index(uint16_t in_reg, uint16_t *out_reg) +{ + bool result = true; + + switch (in_reg) { + case mmMC_SEQ_RAS_TIMING: + *out_reg = mmMC_SEQ_RAS_TIMING_LP; + break; + + case mmMC_SEQ_DLL_STBY: + *out_reg = mmMC_SEQ_DLL_STBY_LP; + break; + + case mmMC_SEQ_G5PDX_CMD0: + *out_reg = mmMC_SEQ_G5PDX_CMD0_LP; + break; + + case mmMC_SEQ_G5PDX_CMD1: + *out_reg = mmMC_SEQ_G5PDX_CMD1_LP; + break; + + case mmMC_SEQ_G5PDX_CTRL: + *out_reg = mmMC_SEQ_G5PDX_CTRL_LP; + break; + + case mmMC_SEQ_CAS_TIMING: + *out_reg = mmMC_SEQ_CAS_TIMING_LP; + break; + + case mmMC_SEQ_MISC_TIMING: + *out_reg = mmMC_SEQ_MISC_TIMING_LP; + break; + + case mmMC_SEQ_MISC_TIMING2: + *out_reg = mmMC_SEQ_MISC_TIMING2_LP; + break; + + case mmMC_SEQ_PMG_DVS_CMD: + *out_reg = mmMC_SEQ_PMG_DVS_CMD_LP; + break; + + case mmMC_SEQ_PMG_DVS_CTL: + *out_reg = mmMC_SEQ_PMG_DVS_CTL_LP; + break; + + case mmMC_SEQ_RD_CTL_D0: + *out_reg = mmMC_SEQ_RD_CTL_D0_LP; + break; + + case mmMC_SEQ_RD_CTL_D1: + *out_reg = mmMC_SEQ_RD_CTL_D1_LP; + break; + + case mmMC_SEQ_WR_CTL_D0: + *out_reg = mmMC_SEQ_WR_CTL_D0_LP; + break; + + case mmMC_SEQ_WR_CTL_D1: + *out_reg = mmMC_SEQ_WR_CTL_D1_LP; + break; + + case mmMC_PMG_CMD_EMRS: + *out_reg = mmMC_SEQ_PMG_CMD_EMRS_LP; + break; + + case mmMC_PMG_CMD_MRS: + *out_reg = mmMC_SEQ_PMG_CMD_MRS_LP; + break; + + case mmMC_PMG_CMD_MRS1: + *out_reg = mmMC_SEQ_PMG_CMD_MRS1_LP; + break; + + case mmMC_SEQ_PMG_TIMING: + *out_reg = mmMC_SEQ_PMG_TIMING_LP; + break; + + case mmMC_PMG_CMD_MRS2: + *out_reg = mmMC_SEQ_PMG_CMD_MRS2_LP; + break; + + case mmMC_SEQ_WR_CTL_2: + *out_reg = mmMC_SEQ_WR_CTL_2_LP; + break; + + default: + result = false; + break; + } + + return result; +} + +static int iceland_set_s0_mc_reg_index(struct iceland_mc_reg_table *table) +{ + uint32_t i; + uint16_t address; + + for (i = 0; i < table->last; i++) { + table->mc_reg_address[i].s0 = + iceland_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) + ? address : table->mc_reg_address[i].s1; + } + return 0; +} + +static int iceland_copy_vbios_smc_reg_table(const pp_atomctrl_mc_reg_table *table, + struct iceland_mc_reg_table *ni_table) +{ + uint8_t i, j; + + PP_ASSERT_WITH_CODE((table->last <= SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE), + "Invalid VramInfo table.", return -EINVAL); + PP_ASSERT_WITH_CODE((table->num_entries <= MAX_AC_TIMING_ENTRIES), + "Invalid VramInfo table.", return -EINVAL); + + 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; +} + +static int iceland_set_mc_special_registers(struct pp_hwmgr *hwmgr, + struct iceland_mc_reg_table *table) +{ + uint8_t i, j, k; + uint32_t temp_reg; + struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); + + for (i = 0, j = table->last; i < table->last; i++) { + PP_ASSERT_WITH_CODE((j < SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE), + "Invalid VramInfo table.", return -EINVAL); + + switch (table->mc_reg_address[i].s1) { + + 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 < SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE), + "Invalid VramInfo table.", return -EINVAL); + 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++; + + if (!data->is_memory_gddr5) { + PP_ASSERT_WITH_CODE((j < SMU71_DISCRETE_MC_REGISTER_ARRAY_SIZE), + "Invalid VramInfo table.", return -EINVAL); + 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++; + } + + 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++; + break; + + default: + break; + } + + } + + table->last = j; + + return 0; +} + +static int iceland_set_valid_flag(struct iceland_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; +} + +static int iceland_initialize_mc_reg_table(struct pp_hwmgr *hwmgr) +{ + int result; + struct iceland_smumgr *smu_data = (struct iceland_smumgr *)(hwmgr->smu_backend); + pp_atomctrl_mc_reg_table *table; + struct iceland_mc_reg_table *ni_table = &smu_data->mc_reg_table; + uint8_t module_index = iceland_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 = iceland_copy_vbios_smc_reg_table(table, ni_table); + + if (0 == result) { + iceland_set_s0_mc_reg_index(ni_table); + result = iceland_set_mc_special_registers(hwmgr, ni_table); + } + + if (0 == result) + iceland_set_valid_flag(ni_table); + + kfree(table); + + return result; +} + +static bool iceland_is_dpm_running(struct pp_hwmgr *hwmgr) +{ + return (1 == PHM_READ_INDIRECT_FIELD(hwmgr->device, + CGS_IND_REG__SMC, FEATURE_STATUS, VOLTAGE_CONTROLLER_ON)) + ? true : false; +} + const struct pp_smumgr_func iceland_smu_funcs = { .smu_init = &iceland_smu_init, .smu_fini = &smu7_smu_fini, |