diff options
Diffstat (limited to 'src/soc')
29 files changed, 95 insertions, 205 deletions
diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c index cec706f5e0..f729f3139e 100644 --- a/src/soc/intel/apollolake/acpi.c +++ b/src/soc/intel/apollolake/acpi.c @@ -90,7 +90,7 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) void acpi_create_gnvs(struct global_nvs_t *gnvs) { struct soc_intel_apollolake_config *cfg; - struct device *dev = SA_DEV_ROOT; + cfg = config_of_path(SA_DEVFN_ROOT); /* Clear out GNVS. */ memset(gnvs, 0, sizeof(*gnvs)); @@ -110,12 +110,6 @@ void acpi_create_gnvs(struct global_nvs_t *gnvs) /* CPU core count */ gnvs->pcnt = dev_count_cpu(); - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - cfg = dev->chip_info; - /* Enable DPTF based on mainboard configuration */ gnvs->dpte = cfg->dptf_enable; @@ -158,7 +152,7 @@ int soc_madt_sci_irq_polarity(int sci) void soc_fill_fadt(acpi_fadt_t *fadt) { const struct soc_intel_apollolake_config *cfg; - struct device *dev = SA_DEV_ROOT; + cfg = config_of_path(SA_DEVFN_ROOT); fadt->pm_tmr_blk = ACPI_BASE_ADDRESS + PM1_TMR; @@ -174,13 +168,8 @@ void soc_fill_fadt(acpi_fadt_t *fadt) fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8; fadt->x_pm_tmr_blk.addrl = ACPI_BASE_ADDRESS + PM1_TMR; - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - cfg = dev->chip_info; - if(cfg->lpss_s0ix_enable) + if (cfg->lpss_s0ix_enable) fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0; } diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c index 1d5e6d95ba..3c4bf968e9 100644 --- a/src/soc/intel/apollolake/chip.c +++ b/src/soc/intel/apollolake/chip.c @@ -295,24 +295,18 @@ static void pcie_override_devicetree_after_silicon_init(void) static void set_power_limits(void) { static struct soc_intel_apollolake_config *cfg; - struct device *dev = SA_DEV_ROOT; msr_t rapl_msr_reg, limit; uint32_t power_unit; uint32_t tdp, min_power, max_power; uint32_t pl2_val; + cfg = config_of_path(SA_DEVFN_ROOT); + if (CONFIG(APL_SKIP_SET_POWER_LIMITS)) { printk(BIOS_INFO, "Skip the RAPL settings.\n"); return; } - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - - cfg = dev->chip_info; - /* Get units */ rapl_msr_reg = rdmsr(MSR_PKG_POWER_SKU_UNIT); power_unit = 1 << (rapl_msr_reg.lo & 0xf); @@ -368,15 +362,9 @@ static void set_power_limits(void) static void set_sci_irq(void) { static struct soc_intel_apollolake_config *cfg; - struct device *dev = SA_DEV_ROOT; uint32_t scis; - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - - cfg = dev->chip_info; + cfg = config_of_path(SA_DEVFN_ROOT); /* Change only if a device tree entry exists. */ if (cfg->sci_irq) { @@ -550,7 +538,7 @@ static void disable_dev(struct device *dev, FSP_S_CONFIG *silconfig) static void parse_devicetree(FSP_S_CONFIG *silconfig) { - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); if (!dev) { printk(BIOS_ERR, "Could not find root device\n"); @@ -679,21 +667,16 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *silupd) { FSP_S_CONFIG *silconfig = &silupd->FspsConfig; static struct soc_intel_apollolake_config *cfg; + struct device *dev; /* Load VBT before devicetree-specific config. */ silconfig->GraphicsConfigPtr = (uintptr_t)vbt_get(); - struct device *dev = SA_DEV_ROOT; - - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } + dev = pcidev_path_on_root(SA_DEVFN_ROOT); + cfg = config_of(dev); mainboard_devtree_update(dev); - cfg = dev->chip_info; - /* Parse device tree and disable unused device*/ parse_devicetree(silconfig); diff --git a/src/soc/intel/apollolake/cpu.c b/src/soc/intel/apollolake/cpu.c index aad0f6b522..625d956ea7 100644 --- a/src/soc/intel/apollolake/cpu.c +++ b/src/soc/intel/apollolake/cpu.c @@ -295,14 +295,7 @@ void cpu_lock_sgx_memory(void) int soc_fill_sgx_param(struct sgx_param *sgx_param) { - struct device *dev = SA_DEV_ROOT; - assert(dev != NULL); - config_t *conf = dev->chip_info; - - if (!conf) { - printk(BIOS_ERR, "Failed to get chip_info for SGX param\n"); - return -1; - } + config_t *conf = config_of_path(SA_DEVFN_ROOT); sgx_param->enable = conf->sgx_enable; return 0; diff --git a/src/soc/intel/apollolake/pmutil.c b/src/soc/intel/apollolake/pmutil.c index 1bf3202f27..84b61da6b1 100644 --- a/src/soc/intel/apollolake/pmutil.c +++ b/src/soc/intel/apollolake/pmutil.c @@ -148,13 +148,7 @@ void soc_get_gpi_gpe_configs(uint8_t *dw0, uint8_t *dw1, uint8_t *dw2) { DEVTREE_CONST struct soc_intel_apollolake_config *config; - /* Look up the device in devicetree */ - DEVTREE_CONST struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - config = dev->chip_info; + config = config_of_path(SA_DEVFN_ROOT); /* Assign to out variable */ *dw0 = config->gpe0_dw1; diff --git a/src/soc/intel/apollolake/pnpconfig.c b/src/soc/intel/apollolake/pnpconfig.c index f9d493ed3e..0e9e93118a 100644 --- a/src/soc/intel/apollolake/pnpconfig.c +++ b/src/soc/intel/apollolake/pnpconfig.c @@ -37,8 +37,10 @@ static void pnp_settings(void *unused) int index; size_t arrsize; const struct pnpconfig *pnpconfigarr; - struct device *dev = SA_DEV_ROOT; - struct soc_intel_apollolake_config *config = dev->chip_info; + struct soc_intel_apollolake_config *config; + + config = config_of_path(SA_DEVFN_ROOT); + switch (config->pnp_settings) { case PNP_PERF: pnpconfigarr = perf; diff --git a/src/soc/intel/apollolake/romstage.c b/src/soc/intel/apollolake/romstage.c index 72a566a763..6d3b346582 100644 --- a/src/soc/intel/apollolake/romstage.c +++ b/src/soc/intel/apollolake/romstage.c @@ -100,17 +100,8 @@ static void soc_early_romstage_init(void) /* Thermal throttle activation offset */ static void configure_thermal_target(void) { - const struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); - if (!dev) { - printk(BIOS_ERR, "Could not find SOC devicetree config\n"); - return; - } - const config_t *conf = dev->chip_info; - if (!dev->chip_info) { - printk(BIOS_ERR, "Could not find chip info\n"); - return; - } msr_t msr; + const config_t *conf = config_of_path(SA_DEVFN_ROOT); if (!conf->tcc_offset) return; diff --git a/src/soc/intel/broadwell/acpi.c b/src/soc/intel/broadwell/acpi.c index 25867c5677..705bc0089e 100644 --- a/src/soc/intel/broadwell/acpi.c +++ b/src/soc/intel/broadwell/acpi.c @@ -386,12 +386,12 @@ static void generate_T_state_entries(int core, int cores_per_package) static void generate_C_state_entries(void) { - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; acpi_cstate_t map[3]; int *set; int i; + config_t *config = config_of_path(SA_DEVFN_ROOT); + if (config->s0ix_enable) set = cstate_set_s0ix; else diff --git a/src/soc/intel/broadwell/cpu.c b/src/soc/intel/broadwell/cpu.c index 5592538ab3..af587ee542 100644 --- a/src/soc/intel/broadwell/cpu.c +++ b/src/soc/intel/broadwell/cpu.c @@ -195,8 +195,7 @@ static int pcode_mailbox_write(u32 command, u32 data) static void initialize_vr_config(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; printk(BIOS_DEBUG, "Initializing VR config.\n"); @@ -450,10 +449,10 @@ static void configure_c_states(void) static void configure_thermal_target(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; + /* Set TCC activation offset if supported */ msr = rdmsr(MSR_PLATFORM_INFO); if ((msr.lo & (1 << 30)) && conf->tcc_offset) { diff --git a/src/soc/intel/broadwell/smmrelocate.c b/src/soc/intel/broadwell/smmrelocate.c index 5dd076f14a..98c3c4cddd 100644 --- a/src/soc/intel/broadwell/smmrelocate.c +++ b/src/soc/intel/broadwell/smmrelocate.c @@ -270,7 +270,7 @@ static void setup_ied_area(struct smm_relocation_params *params) void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize, size_t *smm_save_state_size) { - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); printk(BIOS_DEBUG, "Setting up SMI for CPU\n"); diff --git a/src/soc/intel/cannonlake/acpi.c b/src/soc/intel/cannonlake/acpi.c index dce98c4ea6..89770c0586 100644 --- a/src/soc/intel/cannonlake/acpi.c +++ b/src/soc/intel/cannonlake/acpi.c @@ -144,8 +144,9 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) ARRAY_SIZE(cstate_set_non_s0ix))]; int *set; int i; - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + + config_t *config = config_of_path(SA_DEVFN_ROOT); + int is_s0ix_enable = config->s0ix_enable; if (is_s0ix_enable) { @@ -165,18 +166,18 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) void soc_power_states_generation(int core_id, int cores_per_package) { - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); + + /* Generate P-state tables */ if (config->eist_enable) - /* Generate P-state tables */ generate_p_state_entries(core_id, cores_per_package); } void soc_fill_fadt(acpi_fadt_t *fadt) { const uint16_t pmbase = ACPI_BASE_ADDRESS; - const struct device *dev = PCH_DEV_LPC; - const struct soc_intel_cannonlake_config *config = dev->chip_info; + const struct soc_intel_cannonlake_config *config; + config = config_of_path(PCH_DEVFN_LPC); if (!config->PmTimerDisabled) { fadt->pm_tmr_blk = pmbase + PM1_TMR; @@ -200,8 +201,8 @@ uint32_t soc_read_sci_irq_select(void) void acpi_create_gnvs(struct global_nvs_t *gnvs) { - const struct device *dev = PCH_DEV_LPC; - const struct soc_intel_cannonlake_config *config = dev->chip_info; + const struct soc_intel_cannonlake_config *config; + config = config_of_path(PCH_DEVFN_LPC); /* Set unknown wake source */ gnvs->pm1i = -1; diff --git a/src/soc/intel/cannonlake/chip.c b/src/soc/intel/cannonlake/chip.c index faddbd5a24..4e0dba5cea 100644 --- a/src/soc/intel/cannonlake/chip.c +++ b/src/soc/intel/cannonlake/chip.c @@ -170,12 +170,7 @@ void cnl_configure_pads(const struct pad_config *cfg, size_t num_pads) static void soc_fill_gpio_pm_configuration(void) { uint8_t value[TOTAL_GPIO_COMM]; - const struct device *dev; - dev = pcidev_on_root(SA_DEV_SLOT_ROOT, 0); - if (!dev || !dev->chip_info) - return; - - const config_t *config = dev->chip_info; + const config_t *config = config_of_path(SA_DEVFN_ROOT); if (config->gpio_override_pm) memcpy(value, config->gpio_pm, sizeof(uint8_t) * diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c index 7dae615350..7eb413caa6 100644 --- a/src/soc/intel/cannonlake/cpu.c +++ b/src/soc/intel/cannonlake/cpu.c @@ -105,8 +105,8 @@ void set_power_limits(u8 power_limit_1_time) unsigned int power_unit; unsigned int tdp, min_power, max_power, max_time, tdp_pl2, tdp_pl1; u8 power_limit_1_val; - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + + config_t *conf = config_of_path(SA_DEVFN_ROOT); if (power_limit_1_time > ARRAY_SIZE(power_limit_time_sec_to_msr)) power_limit_1_time = 28; @@ -234,11 +234,10 @@ static void soc_fsp_load(void) static void configure_isst(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; - if (conf && conf->speed_shift_enable) { + if (conf->speed_shift_enable) { /* * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP * is supported or not. coreboot needs to configure MSR 0x1AA @@ -260,12 +259,7 @@ static void configure_isst(void) static void configure_misc(void) { - struct device *dev = SA_DEV_ROOT; - if (!dev) { - printk(BIOS_ERR, "SA_DEV_ROOT device not found!\n"); - return; - } - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; msr = rdmsr(IA32_MISC_ENABLE); @@ -367,8 +361,7 @@ static void configure_c_states(void) static void configure_thermal_target(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; /* Set TCC activation offset if supported */ diff --git a/src/soc/intel/cannonlake/fsp_params.c b/src/soc/intel/cannonlake/fsp_params.c index 2367045bdb..cbaa71059f 100644 --- a/src/soc/intel/cannonlake/fsp_params.c +++ b/src/soc/intel/cannonlake/fsp_params.c @@ -97,13 +97,7 @@ static void parse_devicetree_param(const config_t *config, FSP_S_CONFIG *params) static void parse_devicetree(FSP_S_CONFIG *params) { - struct device *dev = SA_DEV_ROOT; - if (!dev) { - printk(BIOS_ERR, "Could not find root device\n"); - return; - } - - const config_t *config = dev->chip_info; + const config_t *config = config_of_path(SA_DEVFN_ROOT); parse_devicetree_param(config, params); } @@ -147,8 +141,9 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) int i; FSP_S_CONFIG *params = &supd->FspsConfig; FSP_S_TEST_CONFIG *tconfig = &supd->FspsTestConfig; - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + struct device *dev; + + config_t *config = config_of_path(SA_DEVFN_ROOT); /* Parse device tree and enable/disable devices */ parse_devicetree(params); diff --git a/src/soc/intel/cannonlake/pmc.c b/src/soc/intel/cannonlake/pmc.c index 8eb81b0b40..8eadc8db89 100644 --- a/src/soc/intel/cannonlake/pmc.c +++ b/src/soc/intel/cannonlake/pmc.c @@ -153,8 +153,7 @@ static void pch_power_options(void) static void pmc_init(void *unused) { - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); rtc_init(); diff --git a/src/soc/intel/cannonlake/smmrelocate.c b/src/soc/intel/cannonlake/smmrelocate.c index 47efa18c6c..2576c9c1df 100644 --- a/src/soc/intel/cannonlake/smmrelocate.c +++ b/src/soc/intel/cannonlake/smmrelocate.c @@ -256,7 +256,7 @@ static void setup_ied_area(struct smm_relocation_params *params) void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize, size_t *smm_save_state_size) { - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); printk(BIOS_DEBUG, "Setting up SMI for CPU\n"); diff --git a/src/soc/intel/common/block/chip/chip.c b/src/soc/intel/common/block/chip/chip.c index eed1ada0e8..9e74803e1a 100644 --- a/src/soc/intel/common/block/chip/chip.c +++ b/src/soc/intel/common/block/chip/chip.c @@ -21,13 +21,8 @@ const struct soc_intel_common_config *chip_get_common_soc_structure(void) { const struct soc_intel_common_config *soc_config; const config_t *config; - int devfn = SA_DEVFN_ROOT; - const struct device *dev = pcidev_path_on_root(devfn); - if (!dev || !dev->chip_info) - die("Could not find SA_DEV_ROOT devicetree config!\n"); - - config = dev->chip_info; + config = config_of_path(SA_DEVFN_ROOT); soc_config = &config->common_soc_config; return soc_config; diff --git a/src/soc/intel/denverton_ns/memmap.c b/src/soc/intel/denverton_ns/memmap.c index 514d86d5b5..256192261d 100644 --- a/src/soc/intel/denverton_ns/memmap.c +++ b/src/soc/intel/denverton_ns/memmap.c @@ -30,7 +30,7 @@ static inline uintptr_t system_agent_region_base(size_t reg) #if defined(__SIMPLE_DEVICE__) pci_devfn_t dev = SA_DEV_ROOT; #else - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); #endif /* All regions concerned for have 1 MiB alignment. */ return ALIGN_DOWN(pci_read_config32(dev, reg), 1 * MiB); diff --git a/src/soc/intel/icelake/acpi.c b/src/soc/intel/icelake/acpi.c index ae7b344df0..c61d877d1c 100644 --- a/src/soc/intel/icelake/acpi.c +++ b/src/soc/intel/icelake/acpi.c @@ -137,8 +137,9 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) ARRAY_SIZE(cstate_set_non_s0ix))]; int *set; int i; - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + + config_t *config = config_of_path(SA_DEVFN_ROOT); + int is_s0ix_enable = config->s0ix_enable; if (is_s0ix_enable) { @@ -158,8 +159,8 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) void soc_power_states_generation(int core_id, int cores_per_package) { - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); + if (config->eist_enable) /* Generate P-state tables */ generate_p_state_entries(core_id, cores_per_package); @@ -168,8 +169,8 @@ void soc_power_states_generation(int core_id, int cores_per_package) void soc_fill_fadt(acpi_fadt_t *fadt) { const uint16_t pmbase = ACPI_BASE_ADDRESS; - const struct device *dev = pcidev_on_root(0, 0); - const struct soc_intel_icelake_config *config = dev->chip_info; + + config_t *config = config_of_path(SA_DEVFN_ROOT); if (!config->PmTimerDisabled) { fadt->pm_tmr_blk = pmbase + PM1_TMR; @@ -193,8 +194,7 @@ uint32_t soc_read_sci_irq_select(void) void acpi_create_gnvs(struct global_nvs_t *gnvs) { - const struct device *dev = pcidev_on_root(0, 0); - const struct soc_intel_icelake_config *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); /* Set unknown wake source */ gnvs->pm1i = -1; diff --git a/src/soc/intel/icelake/chip.c b/src/soc/intel/icelake/chip.c index ceef266c06..c4abb0c3f7 100644 --- a/src/soc/intel/icelake/chip.c +++ b/src/soc/intel/icelake/chip.c @@ -107,12 +107,7 @@ const char *soc_acpi_name(const struct device *dev) static void soc_fill_gpio_pm_configuration(void) { uint8_t value[TOTAL_GPIO_COMM]; - const struct device *dev; - dev = pcidev_on_root(SA_DEV_SLOT_ROOT, 0); - if (!dev || !dev->chip_info) - return; - - const config_t *config = dev->chip_info; + const config_t *config = config_of_path(SA_DEVFN_ROOT); if (config->gpio_override_pm) memcpy(value, config->gpio_pm, sizeof(uint8_t) * diff --git a/src/soc/intel/icelake/cpu.c b/src/soc/intel/icelake/cpu.c index 67d41d79fd..cf92cd9c3f 100644 --- a/src/soc/intel/icelake/cpu.c +++ b/src/soc/intel/icelake/cpu.c @@ -40,8 +40,7 @@ static void soc_fsp_load(void) static void configure_isst(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; if (conf->speed_shift_enable) { @@ -66,10 +65,10 @@ static void configure_isst(void) static void configure_misc(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; msr_t msr; + config_t *conf = config_of_path(SA_DEVFN_ROOT); + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= (1 << 0); /* Fast String enable */ msr.lo |= (1 << 3); /* TM1/TM2/EMTTM enable */ diff --git a/src/soc/intel/icelake/fsp_params.c b/src/soc/intel/icelake/fsp_params.c index 382b1843f4..ce162ef40f 100644 --- a/src/soc/intel/icelake/fsp_params.c +++ b/src/soc/intel/icelake/fsp_params.c @@ -29,13 +29,8 @@ static void parse_devicetree(FSP_S_CONFIG *params) { - struct device *dev = pcidev_on_root(0, 0); - if (!dev) { - printk(BIOS_ERR, "Could not find root device\n"); - return; - } - - const struct soc_intel_icelake_config *config = dev->chip_info; + const struct soc_intel_icelake_config *config; + config = config_of_path(SA_DEVFN_ROOT); for (int i = 0; i < CONFIG_SOC_INTEL_I2C_DEV_MAX; i++) params->SerialIoI2cMode[i] = config->SerialIoI2cMode[i]; @@ -55,8 +50,10 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) { int i; FSP_S_CONFIG *params = &supd->FspsConfig; - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + + struct device *dev; + struct soc_intel_icelake_config *config; + config = config_of_path(SA_DEVFN_ROOT); /* Parse device tree and enable/disable devices */ parse_devicetree(params); diff --git a/src/soc/intel/icelake/pmc.c b/src/soc/intel/icelake/pmc.c index d98c83ecdb..b1c66b9efc 100644 --- a/src/soc/intel/icelake/pmc.c +++ b/src/soc/intel/icelake/pmc.c @@ -135,8 +135,7 @@ static void pch_power_options(void) static void pmc_init(void *unused) { - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); rtc_init(); diff --git a/src/soc/intel/icelake/smmrelocate.c b/src/soc/intel/icelake/smmrelocate.c index 4e2d6840bb..926ef63dbf 100644 --- a/src/soc/intel/icelake/smmrelocate.c +++ b/src/soc/intel/icelake/smmrelocate.c @@ -255,7 +255,7 @@ static void setup_ied_area(struct smm_relocation_params *params) void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize, size_t *smm_save_state_size) { - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); printk(BIOS_DEBUG, "Setting up SMI for CPU\n"); diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c index 910db970f6..869ca7f1ee 100644 --- a/src/soc/intel/skylake/acpi.c +++ b/src/soc/intel/skylake/acpi.c @@ -174,8 +174,7 @@ static int get_cores_per_package(void) static void acpi_create_gnvs(global_nvs_t *gnvs) { - const struct device *dev = pcidev_path_on_root(PCH_DEVFN_LPC); - const struct soc_intel_skylake_config *config = dev->chip_info; + const struct soc_intel_skylake_config *config = config_of_path(PCH_DEVFN_LPC); /* Set unknown wake source */ gnvs->pm1i = -1; @@ -234,9 +233,8 @@ unsigned long acpi_fill_madt(unsigned long current) void acpi_fill_fadt(acpi_fadt_t *fadt) { - const struct device *dev = SA_DEV_ROOT; - const config_t *config = dev ? dev->chip_info : NULL; const uint16_t pmbase = ACPI_BASE_ADDRESS; + config_t *config = config_of_path(SA_DEVFN_ROOT); /* Use ACPI 3.0 revision */ fadt->header.revision = get_acpi_table_revision(FADT); @@ -284,7 +282,7 @@ void acpi_fill_fadt(acpi_fadt_t *fadt) ACPI_FADT_RESET_REGISTER | ACPI_FADT_SEALED_CASE | ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK; - if (config && config->s0ix_enable) + if (config->s0ix_enable) fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0; fadt->reset_reg.space_id = 1; @@ -506,8 +504,7 @@ void generate_cpu_entries(struct device *device) int totalcores = dev_count_cpu(); int cores_per_package = get_cores_per_package(); int numcpus = totalcores/cores_per_package; - struct device *dev = SA_DEV_ROOT; - config_t *config = dev->chip_info; + config_t *config = config_of_path(SA_DEVFN_ROOT); int is_s0ix_enable = config->s0ix_enable; int max_c_state; @@ -519,7 +516,7 @@ void generate_cpu_entries(struct device *device) printk(BIOS_DEBUG, "Found %d CPU(s) with %d core(s) each.\n", numcpus, cores_per_package); - if (config && config->eist_enable && config->speed_shift_enable) { + if (config->eist_enable && config->speed_shift_enable) { struct cppc_config cppc_config; cpu_init_cppc_config(&cppc_config, 2 /* version 2 */); acpigen_write_CPPC_package(&cppc_config); @@ -619,11 +616,11 @@ unsigned long northbridge_write_acpi_tables(struct device *const dev, unsigned long current, struct acpi_rsdp *const rsdp) { - const struct soc_intel_skylake_config *const config = dev->chip_info; + const struct soc_intel_skylake_config *const config = config_of(dev); acpi_dmar_t *const dmar = (acpi_dmar_t *)current; /* Create DMAR table only if we have VT-d capability. */ - if ((config && config->ignore_vtd) || !soc_is_vtd_capable()) + if (config->ignore_vtd || !soc_is_vtd_capable()) return current; printk(BIOS_DEBUG, "ACPI: * DMAR\n"); @@ -695,8 +692,7 @@ void southbridge_inject_dsdt(struct device *device) /* Save wake source information for calculating ACPI _SWS values */ int soc_fill_acpi_wake(uint32_t *pm1, uint32_t **gpe0) { - const struct device *dev = pcidev_path_on_root(PCH_DEVFN_LPC); - const struct soc_intel_skylake_config *config = dev->chip_info; + const struct soc_intel_skylake_config *config = config_of_path(PCH_DEVFN_LPC); struct chipset_power_state *ps; static uint32_t gpe0_sts[GPE0_REG_MAX]; uint32_t pm1_en; diff --git a/src/soc/intel/skylake/chip_fsp20.c b/src/soc/intel/skylake/chip_fsp20.c index a1fced293d..5b61df3c68 100644 --- a/src/soc/intel/skylake/chip_fsp20.c +++ b/src/soc/intel/skylake/chip_fsp20.c @@ -233,15 +233,11 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) FSP_S_CONFIG *params = &supd->FspsConfig; FSP_S_TEST_CONFIG *tconfig = &supd->FspsTestConfig; static struct soc_intel_skylake_config *config; + struct device *dev; uintptr_t vbt_data = (uintptr_t)vbt_get(); int i; - struct device *dev = SA_DEV_ROOT; - if (!dev || !dev->chip_info) { - printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n"); - return; - } - config = dev->chip_info; + config = config_of_path(SA_DEVFN_ROOT); mainboard_silicon_init_params(params); /* Set PsysPmax if it is available from DT */ diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c index df08959cc8..5f4ce87236 100644 --- a/src/soc/intel/skylake/cpu.c +++ b/src/soc/intel/skylake/cpu.c @@ -116,8 +116,8 @@ void set_power_limits(u8 power_limit_1_time) unsigned int power_unit; unsigned int tdp, min_power, max_power, max_time, tdp_pl2, tdp_pl1; u8 power_limit_1_val; - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + + config_t *conf = config_of_path(SA_DEVFN_ROOT); if (power_limit_1_time > ARRAY_SIZE(power_limit_time_sec_to_msr)) power_limit_1_time = 28; @@ -240,13 +240,13 @@ void set_power_limits(u8 power_limit_1_time) static void configure_thermal_target(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; + /* Set TCC activation offset if supported */ msr = rdmsr(MSR_PLATFORM_INFO); - if ((msr.lo & (1 << 30)) && conf && conf->tcc_offset) { + if ((msr.lo & (1 << 30)) && conf->tcc_offset) { msr = rdmsr(MSR_TEMPERATURE_TARGET); msr.lo &= ~(0xf << 24); /* Bits 27:24 */ msr.lo |= (conf->tcc_offset & 0xf) << 24; @@ -260,10 +260,10 @@ static void configure_thermal_target(void) static void configure_isst(void) { - struct device *dev = SA_DEV_ROOT; - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; + if (conf->speed_shift_enable) { /* * Kernel driver checks CPUID.06h:EAX[Bit 7] to determine if HWP @@ -286,21 +286,19 @@ static void configure_isst(void) static void configure_misc(void) { - struct device *dev = SA_DEV_ROOT; - if (!dev) { - printk(BIOS_ERR, "SA_DEV_ROOT device not found!\n"); - return; - } - config_t *conf = dev->chip_info; + config_t *conf = config_of_path(SA_DEVFN_ROOT); msr_t msr; + msr = rdmsr(IA32_MISC_ENABLE); msr.lo |= (1 << 0); /* Fast String enable */ msr.lo |= (1 << 3); /* TM1/TM2/EMTTM enable */ + if (conf->eist_enable) msr.lo |= (1 << 16); /* Enhanced SpeedStep Enable */ else msr.lo &= ~(1 << 16); /* Enhanced SpeedStep Disable */ + wrmsr(IA32_MISC_ENABLE, msr); /* Disable Thermal interrupts */ @@ -558,19 +556,7 @@ void cpu_lock_sgx_memory(void) int soc_fill_sgx_param(struct sgx_param *sgx_param) { - struct device *dev = SA_DEV_ROOT; - config_t *conf; - - if (!dev) { - printk(BIOS_ERR, "Failed to get root dev for checking SGX param\n"); - return -1; - } - - conf = dev->chip_info; - if (!conf) { - printk(BIOS_ERR, "Failed to get chip_info for SGX param\n"); - return -1; - } + config_t *conf = config_of_path(SA_DEVFN_ROOT); sgx_param->enable = conf->sgx_enable; return 0; diff --git a/src/soc/intel/skylake/pmc.c b/src/soc/intel/skylake/pmc.c index 01def44b06..c382131ebd 100644 --- a/src/soc/intel/skylake/pmc.c +++ b/src/soc/intel/skylake/pmc.c @@ -181,7 +181,7 @@ static void config_deep_sx(uint32_t deepsx_config) void pmc_soc_init(struct device *dev) { - const config_t *config = dev->chip_info; + const config_t *config = config_of(dev); rtc_init(); @@ -233,12 +233,7 @@ BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_LOAD, BS_ON_EXIT, pm1_enable_pwrbtn_smi, NULL); */ static void pm1_handle_wake_pin(void *unused) { - struct device *dev = SA_DEV_ROOT; - - if (!dev || !dev->chip_info) - return; - - const config_t *conf = dev->chip_info; + const config_t *conf = config_of_path(SA_DEVFN_ROOT); /* If WAKE# pin is enabled, bail out early. */ if (conf->deep_sx_config & DSX_EN_WAKE_PIN) diff --git a/src/soc/intel/skylake/romstage/systemagent.c b/src/soc/intel/skylake/romstage/systemagent.c index 00f620ff14..9b7ea2470e 100644 --- a/src/soc/intel/skylake/romstage/systemagent.c +++ b/src/soc/intel/skylake/romstage/systemagent.c @@ -26,13 +26,11 @@ static void systemagent_vtd_init(void) { - const struct device *const root_dev = pcidev_path_on_root(SA_DEVFN_ROOT); const struct device *const igd_dev = pcidev_path_on_root(SA_DEVFN_IGD); const struct soc_intel_skylake_config *config = NULL; - if (root_dev) - config = root_dev->chip_info; - if (config && config->ignore_vtd) + config = config_of_path(SA_DEVFN_ROOT); + if (config->ignore_vtd) return; const bool vtd_capable = diff --git a/src/soc/intel/skylake/smmrelocate.c b/src/soc/intel/skylake/smmrelocate.c index 12ed26a56e..72861874c9 100644 --- a/src/soc/intel/skylake/smmrelocate.c +++ b/src/soc/intel/skylake/smmrelocate.c @@ -265,7 +265,7 @@ static void setup_ied_area(struct smm_relocation_params *params) void smm_info(uintptr_t *perm_smbase, size_t *perm_smsize, size_t *smm_save_state_size) { - struct device *dev = SA_DEV_ROOT; + struct device *dev = pcidev_path_on_root(SA_DEVFN_ROOT); printk(BIOS_DEBUG, "Setting up SMI for CPU\n"); |