diff options
34 files changed, 491 insertions, 179 deletions
diff --git a/Documentation/ABI/testing/sysfs-platform-dptf b/Documentation/ABI/testing/sysfs-platform-dptf index 141834342a4d..53c6b1000320 100644 --- a/Documentation/ABI/testing/sysfs-platform-dptf +++ b/Documentation/ABI/testing/sysfs-platform-dptf @@ -111,3 +111,43 @@ Contact: linux-acpi@vger.kernel.org Description: (RW) The PCH FIVR (Fully Integrated Voltage Regulator) switching frequency in MHz, when FIVR clock is 38.4MHz. + +What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/fivr_switching_freq_mhz +Date: September, 2021 +KernelVersion: v5.15 +Contact: linux-acpi@vger.kernel.org +Description: + (RO) Get the FIVR switching control frequency in MHz. + +What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/fivr_switching_fault_status +Date: September, 2021 +KernelVersion: v5.15 +Contact: linux-acpi@vger.kernel.org +Description: + (RO) Read the FIVR switching frequency control fault status. + +What: /sys/bus/platform/devices/INTC1045:00/pch_fivr_switch_frequency/ssc_clock_info +Date: September, 2021 +KernelVersion: v5.15 +Contact: linux-acpi@vger.kernel.org +Description: + (RO) Presents SSC (spread spectrum clock) information for EMI + (Electro magnetic interference) control. This is a bit mask. + Bits Description + [7:0] Sets clock spectrum spread percentage: + 0x00=0.2% , 0x3F=10% + 1 LSB = 0.1% increase in spread (for + settings 0x01 thru 0x1C) + 1 LSB = 0.2% increase in spread (for + settings 0x1E thru 0x3F) + [8] When set to 1, enables spread + spectrum clock + [9] 0: Triangle mode. FFC frequency + walks around the Fcenter in a linear + fashion + 1: Random walk mode. FFC frequency + changes randomly within the SSC + (Spread spectrum clock) range + [10] 0: No white noise. 1: Add white noise + to spread waveform + [11] When 1, future writes are ignored. diff --git a/Documentation/ABI/testing/sysfs-platform_profile b/Documentation/ABI/testing/sysfs-platform_profile index dae9c8941905..baf1d125f9f8 100644 --- a/Documentation/ABI/testing/sysfs-platform_profile +++ b/Documentation/ABI/testing/sysfs-platform_profile @@ -26,3 +26,10 @@ Contact: Hans de Goede <hdegoede@redhat.com> Description: Reading this file gives the current selected profile for this device. Writing this file with one of the strings from platform_profile_choices changes the profile to the new value. + + This file can be monitored for changes by polling for POLLPRI, + POLLPRI will be signalled on any changes, independent of those + changes coming from a userspace write; or coming from another + source such as e.g. a hotkey triggered profile change handled + either directly by the embedded-controller or fully handled + inside the kernel. diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index bd68e1b7f29f..7535dc7cc5aa 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -50,6 +50,9 @@ pgprot_t __acpi_get_mem_attribute(phys_addr_t addr); void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); #define acpi_os_ioremap acpi_os_ioremap +void __iomem *acpi_os_memmap(acpi_physical_address phys, acpi_size size); +#define acpi_os_memmap acpi_os_memmap + typedef u64 phys_cpuid_t; #define PHYS_CPUID_INVALID INVALID_HWID diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c index f3851724fe35..1c9c2f7a1c04 100644 --- a/arch/arm64/kernel/acpi.c +++ b/arch/arm64/kernel/acpi.c @@ -273,7 +273,8 @@ pgprot_t __acpi_get_mem_attribute(phys_addr_t addr) return __pgprot(PROT_DEVICE_nGnRnE); } -void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) +static void __iomem *__acpi_os_ioremap(acpi_physical_address phys, + acpi_size size, bool memory) { efi_memory_desc_t *md, *region = NULL; pgprot_t prot; @@ -299,9 +300,11 @@ void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) * It is fine for AML to remap regions that are not represented in the * EFI memory map at all, as it only describes normal memory, and MMIO * regions that require a virtual mapping to make them accessible to - * the EFI runtime services. + * the EFI runtime services. Determine the region default + * attributes by checking the requested memory semantics. */ - prot = __pgprot(PROT_DEVICE_nGnRnE); + prot = memory ? __pgprot(PROT_NORMAL_NC) : + __pgprot(PROT_DEVICE_nGnRnE); if (region) { switch (region->type) { case EFI_LOADER_CODE: @@ -361,6 +364,16 @@ void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) return __ioremap(phys, size, prot); } +void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) +{ + return __acpi_os_ioremap(phys, size, false); +} + +void __iomem *acpi_os_memmap(acpi_physical_address phys, acpi_size size) +{ + return __acpi_os_ioremap(phys, size, true); +} + /* * Claim Synchronous External Aborts as a firmware first notification. * diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 8f9940f40baa..1da360c51d66 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -280,9 +280,9 @@ config ACPI_CPPC_LIB config ACPI_PROCESSOR tristate "Processor" - depends on X86 || IA64 || ARM64 + depends on X86 || IA64 || ARM64 || LOONGARCH select ACPI_PROCESSOR_IDLE - select ACPI_CPU_FREQ_PSS if X86 || IA64 + select ACPI_CPU_FREQ_PSS if X86 || IA64 || LOONGARCH default y help This driver adds support for the ACPI Processor package. It is required diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c index 76b83b181356..c970792b11a4 100644 --- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -70,7 +70,7 @@ static inline struct acpi_table_header *get_header(struct config_item *cfg) if (!table->header) pr_err("table not loaded\n"); - return table->header; + return table->header ?: ERR_PTR(-EINVAL); } static ssize_t acpi_table_aml_read(struct config_item *cfg, @@ -78,8 +78,8 @@ static ssize_t acpi_table_aml_read(struct config_item *cfg, { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); if (data) memcpy(data, h, h->length); @@ -100,60 +100,60 @@ static ssize_t acpi_table_signature_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%.*s\n", ACPI_NAMESEG_SIZE, h->signature); + return sysfs_emit(str, "%.*s\n", ACPI_NAMESEG_SIZE, h->signature); } static ssize_t acpi_table_length_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%d\n", h->length); + return sysfs_emit(str, "%d\n", h->length); } static ssize_t acpi_table_revision_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%d\n", h->revision); + return sysfs_emit(str, "%d\n", h->revision); } static ssize_t acpi_table_oem_id_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%.*s\n", ACPI_OEM_ID_SIZE, h->oem_id); + return sysfs_emit(str, "%.*s\n", ACPI_OEM_ID_SIZE, h->oem_id); } static ssize_t acpi_table_oem_table_id_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%.*s\n", ACPI_OEM_TABLE_ID_SIZE, h->oem_table_id); + return sysfs_emit(str, "%.*s\n", ACPI_OEM_TABLE_ID_SIZE, h->oem_table_id); } static ssize_t acpi_table_oem_revision_show(struct config_item *cfg, char *str) { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%d\n", h->oem_revision); + return sysfs_emit(str, "%d\n", h->oem_revision); } static ssize_t acpi_table_asl_compiler_id_show(struct config_item *cfg, @@ -161,10 +161,10 @@ static ssize_t acpi_table_asl_compiler_id_show(struct config_item *cfg, { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%.*s\n", ACPI_NAMESEG_SIZE, h->asl_compiler_id); + return sysfs_emit(str, "%.*s\n", ACPI_NAMESEG_SIZE, h->asl_compiler_id); } static ssize_t acpi_table_asl_compiler_revision_show(struct config_item *cfg, @@ -172,10 +172,10 @@ static ssize_t acpi_table_asl_compiler_revision_show(struct config_item *cfg, { struct acpi_table_header *h = get_header(cfg); - if (!h) - return -EINVAL; + if (IS_ERR(h)) + return PTR_ERR(h); - return sprintf(str, "%d\n", h->asl_compiler_revision); + return sysfs_emit(str, "%d\n", h->asl_compiler_revision); } CONFIGFS_ATTR_RO(acpi_table_, signature); diff --git a/drivers/acpi/acpi_fpdt.c b/drivers/acpi/acpi_fpdt.c index 4ee2ad234e3d..6922a44b3ce7 100644 --- a/drivers/acpi/acpi_fpdt.c +++ b/drivers/acpi/acpi_fpdt.c @@ -220,8 +220,8 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type) break; default: - pr_err(FW_BUG "Invalid record %d found.\n", record_header->type); - return -EINVAL; + /* Other types are reserved in ACPI 6.4 spec. */ + break; } } return 0; @@ -254,8 +254,7 @@ static int __init acpi_init_fpdt(void) subtable->type); break; default: - pr_info(FW_BUG "Invalid subtable type %d found.\n", - subtable->type); + /* Other types are reserved in ACPI 6.4 spec. */ break; } offset += sizeof(*subtable); diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c index df4adeb335b2..f45979aa2d64 100644 --- a/drivers/acpi/acpi_pad.c +++ b/drivers/acpi/acpi_pad.c @@ -249,12 +249,12 @@ static void set_power_saving_task_num(unsigned int num) static void acpi_pad_idle_cpus(unsigned int num_cpus) { - get_online_cpus(); + cpus_read_lock(); num_cpus = min_t(unsigned int, num_cpus, num_online_cpus()); set_power_saving_task_num(num_cpus); - put_online_cpus(); + cpus_read_unlock(); } static uint32_t acpi_pad_idle_cpus_num(void) diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index 2d5bd2a6ddce..6737b1cbf6d6 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -182,7 +182,7 @@ static int acpi_processor_hotadd_init(struct acpi_processor *pr) return -ENODEV; cpu_maps_update_begin(); - cpu_hotplug_begin(); + cpus_write_lock(); ret = acpi_map_cpu(pr->handle, pr->phys_id, pr->acpi_id, &pr->id); if (ret) @@ -203,7 +203,7 @@ static int acpi_processor_hotadd_init(struct acpi_processor *pr) pr->flags.need_hotplug_init = 1; out: - cpu_hotplug_done(); + cpus_write_unlock(); cpu_maps_update_done(); return ret; } @@ -454,13 +454,13 @@ static void acpi_processor_remove(struct acpi_device *device) per_cpu(processors, pr->id) = NULL; cpu_maps_update_begin(); - cpu_hotplug_begin(); + cpus_write_lock(); /* Remove the CPU. */ arch_unregister_cpu(pr->id); acpi_unmap_cpu(pr->id); - cpu_hotplug_done(); + cpus_write_unlock(); cpu_maps_update_done(); try_offline_node(cpu_to_node(pr->id)); diff --git a/drivers/acpi/acpica/dswexec.c b/drivers/acpi/acpica/dswexec.c index 41ba7773fd10..f2d2267054af 100644 --- a/drivers/acpi/acpica/dswexec.c +++ b/drivers/acpi/acpica/dswexec.c @@ -561,11 +561,10 @@ acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state) op->common. node->object, NULL); - if ACPI_FAILURE - (status) { + if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "While writing to buffer field")); - } + } } ACPI_FREE(namepath); status = AE_OK; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index f854bcb8d010..3abb4373d11b 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -498,24 +498,24 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data) acpi_evaluate_ost(handle, type, ost_code, NULL); } -static void acpi_device_notify(acpi_handle handle, u32 event, void *data) +static void acpi_notify_device(acpi_handle handle, u32 event, void *data) { struct acpi_device *device = data; device->driver->ops.notify(device, event); } -static void acpi_device_notify_fixed(void *data) +static void acpi_notify_device_fixed(void *data) { struct acpi_device *device = data; /* Fixed hardware devices have no handles */ - acpi_device_notify(NULL, ACPI_FIXED_HARDWARE_EVENT, device); + acpi_notify_device(NULL, ACPI_FIXED_HARDWARE_EVENT, device); } static u32 acpi_device_fixed_event(void *data) { - acpi_os_execute(OSL_NOTIFY_HANDLER, acpi_device_notify_fixed, data); + acpi_os_execute(OSL_NOTIFY_HANDLER, acpi_notify_device_fixed, data); return ACPI_INTERRUPT_HANDLED; } @@ -536,7 +536,7 @@ static int acpi_device_install_notify_handler(struct acpi_device *device) else status = acpi_install_notify_handler(device->handle, ACPI_DEVICE_NOTIFY, - acpi_device_notify, + acpi_notify_device, device); if (ACPI_FAILURE(status)) @@ -554,7 +554,7 @@ static void acpi_device_remove_notify_handler(struct acpi_device *device) acpi_device_fixed_event); else acpi_remove_notify_handler(device->handle, ACPI_DEVICE_NOTIFY, - acpi_device_notify); + acpi_notify_device); } /* Handle events targeting \_SB device (at present only graceful shutdown) */ diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index f25bd336113b..1f9b9a4c38c7 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -79,6 +79,17 @@ static const struct dmi_system_id dmi_lid_quirks[] = { }, { /* + * Lenovo Yoga 9 14ITL5, initial notification of the LID device + * never happens. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82BG"), + }, + .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN, + }, + { + /* * Medion Akoya E2215T, notification of the LID device only * happens on close, not on open and _LID always returns closed. */ diff --git a/drivers/acpi/dptf/dptf_pch_fivr.c b/drivers/acpi/dptf/dptf_pch_fivr.c index 550b9081fcbc..f4e9c2ef2f88 100644 --- a/drivers/acpi/dptf/dptf_pch_fivr.c +++ b/drivers/acpi/dptf/dptf_pch_fivr.c @@ -90,15 +90,24 @@ static ssize_t name##_store(struct device *dev,\ PCH_FIVR_SHOW(freq_mhz_low_clock, GFC0) PCH_FIVR_SHOW(freq_mhz_high_clock, GFC1) +PCH_FIVR_SHOW(ssc_clock_info, GEMI) +PCH_FIVR_SHOW(fivr_switching_freq_mhz, GFCS) +PCH_FIVR_SHOW(fivr_switching_fault_status, GFFS) PCH_FIVR_STORE(freq_mhz_low_clock, RFC0) PCH_FIVR_STORE(freq_mhz_high_clock, RFC1) static DEVICE_ATTR_RW(freq_mhz_low_clock); static DEVICE_ATTR_RW(freq_mhz_high_clock); +static DEVICE_ATTR_RO(ssc_clock_info); +static DEVICE_ATTR_RO(fivr_switching_freq_mhz); +static DEVICE_ATTR_RO(fivr_switching_fault_status); static struct attribute *fivr_attrs[] = { &dev_attr_freq_mhz_low_clock.attr, &dev_attr_freq_mhz_high_clock.attr, + &dev_attr_ssc_clock_info.attr, + &dev_attr_fivr_switching_freq_mhz.attr, + &dev_attr_fivr_switching_fault_status.attr, NULL }; diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index fce3f3bba714..7a33a6d985f8 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -285,29 +285,27 @@ int acpi_unbind_one(struct device *dev) } EXPORT_SYMBOL_GPL(acpi_unbind_one); -static int acpi_device_notify(struct device *dev) +void acpi_device_notify(struct device *dev) { struct acpi_bus_type *type = acpi_get_bus_type(dev); struct acpi_device *adev; int ret; ret = acpi_bind_one(dev, NULL); - if (ret && type) { - struct acpi_device *adev; + if (ret) { + if (!type) + goto err; adev = type->find_companion(dev); if (!adev) { - pr_debug("Unable to get handle for %s\n", dev_name(dev)); - ret = -ENODEV; - goto out; + dev_dbg(dev, "ACPI companion not found\n"); + goto err; } ret = acpi_bind_one(dev, adev); if (ret) - goto out; + goto err; } adev = ACPI_COMPANION(dev); - if (!adev) - goto out; if (dev_is_platform(dev)) acpi_configure_pmsi_domain(dev); @@ -317,27 +315,22 @@ static int acpi_device_notify(struct device *dev) else if (adev->handler && adev->handler->bind) adev->handler->bind(dev); - out: - if (!ret) { - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + acpi_handle_debug(ACPI_HANDLE(dev), "Bound to device %s\n", + dev_name(dev)); - acpi_get_name(ACPI_HANDLE(dev), ACPI_FULL_PATHNAME, &buffer); - pr_debug("Device %s -> %s\n", dev_name(dev), (char *)buffer.pointer); - kfree(buffer.pointer); - } else { - pr_debug("Device %s -> No ACPI support\n", dev_name(dev)); - } + return; - return ret; +err: + dev_dbg(dev, "No ACPI support\n"); } -static int acpi_device_notify_remove(struct device *dev) +void acpi_device_notify_remove(struct device *dev) { struct acpi_device *adev = ACPI_COMPANION(dev); struct acpi_bus_type *type; if (!adev) - return 0; + return; type = acpi_get_bus_type(dev); if (type && type->cleanup) @@ -346,20 +339,4 @@ static int acpi_device_notify_remove(struct device *dev) adev->handler->unbind(dev); acpi_unbind_one(dev); - return 0; -} - -int acpi_platform_notify(struct device *dev, enum kobject_action action) -{ - switch (action) { - case KOBJ_ADD: - acpi_device_notify(dev); - break; - case KOBJ_REMOVE: - acpi_device_notify_remove(dev); - break; - default: - break; - } - return 0; } diff --git a/drivers/acpi/numa/Kconfig b/drivers/acpi/numa/Kconfig index fcf2e556d69d..39b1f34c21df 100644 --- a/drivers/acpi/numa/Kconfig +++ b/drivers/acpi/numa/Kconfig @@ -2,7 +2,7 @@ config ACPI_NUMA bool "NUMA support" depends on NUMA - depends on (X86 || IA64 || ARM64) + depends on (X86 || IA64 || ARM64 || LOONGARCH) default y if IA64 || ARM64 config ACPI_HMAT diff --git a/drivers/acpi/numa/srat.c b/drivers/acpi/numa/srat.c index 6021a1013442..b8795fc49097 100644 --- a/drivers/acpi/numa/srat.c +++ b/drivers/acpi/numa/srat.c @@ -206,7 +206,7 @@ int __init srat_disabled(void) return acpi_numa < 0; } -#if defined(CONFIG_X86) || defined(CONFIG_ARM64) +#if defined(CONFIG_X86) || defined(CONFIG_ARM64) || defined(CONFIG_LOONGARCH) /* * Callback for SLIT parsing. pxm_to_node() returns NUMA_NO_NODE for * I/O localities since SRAT does not list them. I/O localities are diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 45c5c0e45e33..a43f1521efe6 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -284,7 +284,8 @@ acpi_map_lookup_virt(void __iomem *virt, acpi_size size) #define should_use_kmap(pfn) page_is_ram(pfn) #endif -static void __iomem *acpi_map(acpi_physical_address pg_off, unsigned long pg_sz) +static void __iomem *acpi_map(acpi_physical_address pg_off, unsigned long pg_sz, + bool memory) { unsigned long pfn; @@ -294,7 +295,8 @@ static void __iomem *acpi_map(acpi_physical_address pg_off, unsigned long pg_sz) return NULL; return (void __iomem __force *)kmap(pfn_to_page(pfn)); } else - return acpi_os_ioremap(pg_off, pg_sz); + return memory ? acpi_os_memmap(pg_off, pg_sz) : + acpi_os_ioremap(pg_off, pg_sz); } static void acpi_unmap(acpi_physical_address pg_off, void __iomem *vaddr) @@ -309,9 +311,10 @@ static void acpi_unmap(acpi_physical_address pg_off, void __iomem *vaddr) } /** - * acpi_os_map_iomem - Get a virtual address for a given physical address range. + * __acpi_os_map_iomem - Get a virtual address for a given physical address range. * @phys: Start of the physical address range to map. * @size: Size of the physical address range to map. + * @memory: true if remapping memory, false if IO * * Look up the given physical address range in the list of existing ACPI memory * mappings. If found, get a reference to it and return a pointer to it (its @@ -321,8 +324,8 @@ static void acpi_unmap(acpi_physical_address pg_off, void __iomem *vaddr) * During early init (when acpi_permanent_mmap has not been set yet) this * routine simply calls __acpi_map_table() to get the job done. */ -void __iomem __ref -*acpi_os_map_iomem(acpi_physical_address phys, acpi_size size) +static void __iomem __ref +*__acpi_os_map_iomem(acpi_physical_address phys, acpi_size size, bool memory) { struct acpi_ioremap *map; void __iomem *virt; @@ -353,7 +356,7 @@ void __iomem __ref pg_off = round_down(phys, PAGE_SIZE); pg_sz = round_up(phys + size, PAGE_SIZE) - pg_off; - virt = acpi_map(phys, size); + virt = acpi_map(phys, size, memory); if (!virt) { mutex_unlock(&acpi_ioremap_lock); kfree(map); @@ -372,11 +375,17 @@ out: mutex_unlock(&acpi_ioremap_lock); return map->virt + (phys - map->phys); } + +void __iomem *__ref +acpi_os_map_iomem(acpi_physical_address phys, acpi_size size) +{ + return __acpi_os_map_iomem(phys, size, false); +} EXPORT_SYMBOL_GPL(acpi_os_map_iomem); void *__ref acpi_os_map_memory(acpi_physical_address phys, acpi_size size) { - return (void *)acpi_os_map_iomem(phys, size); + return (void *)__acpi_os_map_iomem(phys, size, true); } EXPORT_SYMBOL_GPL(acpi_os_map_memory); diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c index dd2fbf38e414..d418462ab791 100644 --- a/drivers/acpi/platform_profile.c +++ b/drivers/acpi/platform_profile.c @@ -106,6 +106,9 @@ static ssize_t platform_profile_store(struct device *dev, } err = cur_profile->profile_set(cur_profile, i); + if (!err) + sysfs_notify(acpi_kobj, NULL, "platform_profile"); + mutex_unlock(&profile_lock); if (err) return err; diff --git a/drivers/acpi/pmic/intel_pmic_xpower.c b/drivers/acpi/pmic/intel_pmic_xpower.c index a091d5a8392c..cbe08e600fa3 100644 --- a/drivers/acpi/pmic/intel_pmic_xpower.c +++ b/drivers/acpi/pmic/intel_pmic_xpower.c @@ -178,15 +178,17 @@ static int intel_xpower_pmic_update_power(struct regmap *regmap, int reg, { int data, ret; - /* GPIO1 LDO regulator needs special handling */ - if (reg == XPOWER_GPI1_CTRL) - return regmap_update_bits(regmap, reg, GPI1_LDO_MASK, - on ? GPI1_LDO_ON : GPI1_LDO_OFF); - ret = iosf_mbi_block_punit_i2c_access(); if (ret) return ret; + /* GPIO1 LDO regulator needs special handling */ + if (reg == XPOWER_GPI1_CTRL) { + ret = regmap_update_bits(regmap, reg, GPI1_LDO_MASK, + on ? GPI1_LDO_ON : GPI1_LDO_OFF); + goto out; + } + if (regmap_read(regmap, reg, &data)) { ret = -EIO; goto out; @@ -234,6 +236,11 @@ static int intel_xpower_pmic_get_raw_temp(struct regmap *regmap, int reg) return ret; if (adc_ts_pin_ctrl & AXP288_ADC_TS_CURRENT_ON_OFF_MASK) { + /* + * AXP288_ADC_TS_PIN_CTRL reads are cached by the regmap, so + * this does to a single I2C-transfer, and thus there is no + * need to explicitly call iosf_mbi_block_punit_i2c_access(). + */ ret = regmap_update_bits(regmap, AXP288_ADC_TS_PIN_CTRL, AXP288_ADC_TS_CURRENT_ON_OFF_MASK, AXP288_ADC_TS_CURRENT_ON_ONDEMAND); @@ -244,6 +251,10 @@ static int intel_xpower_pmic_get_raw_temp(struct regmap *regmap, int reg) usleep_range(6000, 10000); } + ret = iosf_mbi_block_punit_i2c_access(); + if (ret) + return ret; + ret = regmap_bulk_read(regmap, AXP288_GP_ADC_H, buf, 2); if (ret == 0) ret = (buf[0] << 4) + ((buf[1] >> 4) & 0x0f); @@ -254,6 +265,31 @@ static int intel_xpower_pmic_get_raw_temp(struct regmap *regmap, int reg) AXP288_ADC_TS_CURRENT_ON); } + iosf_mbi_unblock_punit_i2c_access(); + + return ret; +} + +static int intel_xpower_exec_mipi_pmic_seq_element(struct regmap *regmap, + u16 i2c_address, u32 reg_address, + u32 value, u32 mask) +{ + int ret; + + if (i2c_address != 0x34) { + pr_err("%s: Unexpected i2c-addr: 0x%02x (reg-addr 0x%x value 0x%x mask 0x%x)\n", + __func__, i2c_address, reg_address, value, mask); + return -ENXIO; + } + + ret = iosf_mbi_block_punit_i2c_access(); + if (ret) + return ret; + + ret = regmap_update_bits(regmap, reg_address, mask, value); + + iosf_mbi_unblock_punit_i2c_access(); + return ret; } @@ -261,6 +297,7 @@ static struct intel_pmic_opregion_data intel_xpower_pmic_opregion_data = { .get_power = intel_xpower_pmic_get_power, .update_power = intel_xpower_pmic_update_power, .get_raw_temp = intel_xpower_pmic_get_raw_temp, + .exec_mipi_pmic_seq_element = intel_xpower_exec_mipi_pmic_seq_element, .power_table = power_table, .power_table_count = ARRAY_SIZE(power_table), .thermal_table = thermal_table, diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index eba7785047ca..b9863e22b952 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -48,7 +48,6 @@ struct acpi_power_dependent_device { struct acpi_power_resource { struct acpi_device device; struct list_head list_node; - char *name; u32 system_level; u32 order; unsigned int ref_count; @@ -70,6 +69,11 @@ static DEFINE_MUTEX(power_resource_list_lock); Power Resource Management -------------------------------------------------------------------------- */ +static inline const char *resource_dev_name(struct acpi_power_resource *pr) +{ + return dev_name(&pr->device.dev); +} + static inline struct acpi_power_resource *to_power_resource(struct acpi_device *device) { @@ -264,7 +268,8 @@ acpi_power_resource_add_dependent(struct acpi_power_resource *resource, dep->dev = dev; list_add_tail(&dep->node, &resource->dependents); - dev_dbg(dev, "added power dependency to [%s]\n", resource->name); + dev_dbg(dev, "added power dependency to [%s]\n", + resource_dev_name(resource)); unlock: mutex_unlock(&resource->resource_lock); @@ -283,7 +288,7 @@ acpi_power_resource_remove_dependent(struct acpi_power_resource *resource, list_del(&dep->node); kfree(dep); dev_dbg(dev, "removed power dependency to [%s]\n", - resource->name); + resource_dev_name(resource)); break; } } @@ -356,10 +361,11 @@ void acpi_device_power_remove_dependent(struct acpi_device *adev, static int __acpi_power_on(struct acpi_power_resource *resource) { + acpi_handle handle = resource->device.handle; struct acpi_power_dependent_device *dep; acpi_status status = AE_OK; - status = acpi_evaluate_object(resource->device.handle, "_ON", NULL, NULL); + status = acpi_evaluate_object(handle, "_ON", NULL, NULL); if (ACPI_FAILURE(status)) { resource->state = ACPI_POWER_RESOURCE_STATE_UNKNOWN; return -ENODEV; @@ -367,7 +373,7 @@ static int __acpi_power_on(struct acpi_power_resource *resource) resource->state = ACPI_POWER_RESOURCE_STATE_ON; - pr_debug("Power resource [%s] turned on\n", resource->name); + acpi_handle_debug(handle, "Power resource turned on\n"); /* * If there are other dependents on this power resource we need to @@ -380,7 +386,7 @@ static int __acpi_power_on(struct acpi_power_resource *resource) list_for_each_entry(dep, &resource->dependents, node) { dev_dbg(dep->dev, "runtime resuming because [%s] turned on\n", - resource->name); + resource_dev_name(resource)); pm_request_resume(dep->dev); } @@ -392,7 +398,8 @@ static int acpi_power_on_unlocked(struct acpi_power_resource *resource) int result = 0; if (resource->ref_count++) { - pr_debug("Power resource [%s] already on\n", resource->name); + acpi_handle_debug(resource->device.handle, + "Power resource already on\n"); } else { result = __acpi_power_on(resource); if (result) @@ -413,10 +420,10 @@ static int acpi_power_on(struct acpi_power_resource *resource) static int __acpi_power_off(struct acpi_power_resource *resource) { + acpi_handle handle = resource->device.handle; acpi_status status; - status = acpi_evaluate_object(resource->device.handle, "_OFF", - NULL, NULL); + status = acpi_evaluate_object(handle, "_OFF", NULL, NULL); if (ACPI_FAILURE(status)) { resource->state = ACPI_POWER_RESOURCE_STATE_UNKNOWN; return -ENODEV; @@ -424,7 +431,7 @@ static int __acpi_power_off(struct acpi_power_resource *resource) resource->state = ACPI_POWER_RESOURCE_STATE_OFF; - pr_debug("Power resource [%s] turned off\n", resource->name); + acpi_handle_debug(handle, "Power resource turned off\n"); return 0; } @@ -434,12 +441,14 @@ static int acpi_power_off_unlocked(struct acpi_power_resource *resource) int result = 0; if (!resource->ref_count) { - pr_debug("Power resource [%s] already off\n", resource->name); + acpi_handle_debug(resource->device.handle, + "Power resource already off\n"); return 0; } if (--resource->ref_count) { - pr_debug("Power resource [%s] still in use\n", resource->name); + acpi_handle_debug(resource->device.handle, + "Power resource still in use\n"); } else { result = __acpi_power_off(resource); if (result) @@ -949,7 +958,6 @@ struct acpi_device *acpi_add_power_resource(acpi_handle handle) mutex_init(&resource->resource_lock); INIT_LIST_HEAD(&resource->list_node); INIT_LIST_HEAD(&resource->dependents); - resource->name = device->pnp.bus_id; strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_POWER_CLASS); device->power.state = ACPI_STATE_UNKNOWN; @@ -1004,7 +1012,7 @@ void acpi_resume_power_resources(void) if (state == ACPI_POWER_RESOURCE_STATE_OFF && resource->ref_count) { - dev_dbg(&resource->device.dev, "Turning ON\n"); + acpi_handle_debug(resource->device.handle, "Turning ON\n"); __acpi_power_on(resource); } @@ -1034,7 +1042,7 @@ void acpi_turn_off_unused_power_resources(void) */ if (!resource->ref_count && resource->state != ACPI_POWER_RESOURCE_STATE_OFF) { - dev_dbg(&resource->device.dev, "Turning OFF\n"); + acpi_handle_debug(resource->device.handle, "Turning OFF\n"); __acpi_power_off(resource); } diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 095c8aca141e..f37fba9e5ba0 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -1301,7 +1301,7 @@ int acpi_processor_power_state_has_changed(struct acpi_processor *pr) if (pr->id == 0 && cpuidle_get_driver() == &acpi_idle_driver) { /* Protect against cpu-hotplug */ - get_online_cpus(); + cpus_read_lock(); cpuidle_pause_and_lock(); /* Disable all cpuidle devices */ @@ -1330,7 +1330,7 @@ int acpi_processor_power_state_has_changed(struct acpi_processor *pr) } } cpuidle_resume_and_unlock(); - put_online_cpus(); + cpus_read_unlock(); } return 0; diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c index 88460bacd5ae..25c2d0be953e 100644 --- a/drivers/acpi/spcr.c +++ b/drivers/acpi/spcr.c @@ -136,6 +136,7 @@ int __init acpi_parse_spcr(bool enable_earlycon, bool enable_console) break; case ACPI_DBG2_16550_COMPATIBLE: case ACPI_DBG2_16550_SUBSET: + case ACPI_DBG2_16550_WITH_GAS: uart = "uart"; break; default: diff --git a/drivers/base/base.h b/drivers/base/base.h index 404db83ee5ec..2882af26392a 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -202,3 +202,6 @@ int devtmpfs_delete_node(struct device *dev); static inline int devtmpfs_create_node(struct device *dev) { return 0; } static inline int devtmpfs_delete_node(struct device *dev) { return 0; } #endif + +void software_node_notify(struct device *dev); +void software_node_notify_remove(struct device *dev); diff --git a/drivers/base/core.c b/drivers/base/core.c index 6c0ef9d55a34..3a72241b87c6 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -2002,24 +2002,24 @@ static inline int device_is_not_partition(struct device *dev) } #endif -static int -device_platform_notify(struct device *dev, enum kobject_action action) +static void device_platform_notify(struct device *dev) { - int ret; + acpi_device_notify(dev); - ret = acpi_platform_notify(dev, action); - if (ret) - return ret; + software_node_notify(dev); - ret = software_node_notify(dev, action); - if (ret) - return ret; - - if (platform_notify && action == KOBJ_ADD) + if (platform_notify) platform_notify(dev); - else if (platform_notify_remove && action == KOBJ_REMOVE) +} + +static void device_platform_notify_remove(struct device *dev) +{ + acpi_device_notify_remove(dev); + + software_node_notify_remove(dev); + + if (platform_notify_remove) platform_notify_remove(dev); - return 0; } /** @@ -3292,9 +3292,7 @@ int device_add(struct device *dev) } /* notify platform of device entry */ - error = device_platform_notify(dev, KOBJ_ADD); - if (error) - goto platform_error; + device_platform_notify(dev); error = device_create_file(dev, &dev_attr_uevent); if (error) @@ -3397,8 +3395,7 @@ done: SymlinkError: device_remove_file(dev, &dev_attr_uevent); attrError: - device_platform_notify(dev, KOBJ_REMOVE); -platform_error: + device_platform_notify_remove(dev); kobject_uevent(&dev->kobj, KOBJ_REMOVE); glue_dir = get_glue_dir(dev); kobject_del(&dev->kobj); @@ -3543,7 +3540,7 @@ void device_del(struct device *dev) bus_remove_device(dev); device_pm_remove(dev); driver_deferred_probe_del(dev); - device_platform_notify(dev, KOBJ_REMOVE); + device_platform_notify_remove(dev); device_remove_properties(dev); device_links_purge(dev); diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index d1f1a8240120..7bd0f3cfb7eb 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -11,6 +11,8 @@ #include <linux/property.h> #include <linux/slab.h> +#include "base.h" + struct swnode { struct kobject kobj; struct fwnode_handle fwnode; @@ -1053,7 +1055,7 @@ int device_add_software_node(struct device *dev, const struct software_node *nod * balance. */ if (device_is_registered(dev)) - software_node_notify(dev, KOBJ_ADD); + software_node_notify(dev); return 0; } @@ -1074,7 +1076,8 @@ void device_remove_software_node(struct device *dev) return; if (device_is_registered(dev)) - software_node_notify(dev, KOBJ_REMOVE); + software_node_notify_remove(dev); + set_secondary_fwnode(dev, NULL); kobject_put(&swnode->kobj); } @@ -1117,44 +1120,44 @@ int device_create_managed_software_node(struct device *dev, } EXPORT_SYMBOL_GPL(device_create_managed_software_node); -int software_node_notify(struct device *dev, unsigned long action) +void software_node_notify(struct device *dev) { struct swnode *swnode; int ret; swnode = dev_to_swnode(dev); if (!swnode) - return 0; + return; - switch (action) { - case KOBJ_ADD: - ret = sysfs_create_link(&dev->kobj, &swnode->kobj, "software_node"); - if (ret) - break; + ret = sysfs_create_link(&dev->kobj, &swnode->kobj, "software_node"); + if (ret) + return; - ret = sysfs_create_link(&swnode->kobj, &dev->kobj, - dev_name(dev)); - if (ret) { - sysfs_remove_link(&dev->kobj, "software_node"); - break; - } - kobject_get(&swnode->kobj); - break; - case KOBJ_REMOVE: - sysfs_remove_link(&swnode->kobj, dev_name(dev)); + ret = sysfs_create_link(&swnode->kobj, &dev->kobj, dev_name(dev)); + if (ret) { sysfs_remove_link(&dev->kobj, "software_node"); - kobject_put(&swnode->kobj); - - if (swnode->managed) { - set_secondary_fwnode(dev, NULL); - kobject_put(&swnode->kobj); - } - break; - default: - break; + return; } - return 0; + kobject_get(&swnode->kobj); +} + +void software_node_notify_remove(struct device *dev) +{ + struct swnode *swnode; + + swnode = dev_to_swnode(dev); + if (!swnode) + return; + + sysfs_remove_link(&swnode->kobj, dev_name(dev)); + sysfs_remove_link(&dev->kobj, "software_node"); + kobject_put(&swnode->kobj); + + if (swnode->managed) { + set_secondary_fwnode(dev, NULL); + kobject_put(&swnode->kobj); + } } static int __init software_node_init(void) diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h index a2bc381c7ce7..30869ab77fba 100644 --- a/include/acpi/acnames.h +++ b/include/acpi/acnames.h @@ -20,6 +20,7 @@ #define METHOD_NAME__CLS "_CLS" #define METHOD_NAME__CRS "_CRS" #define METHOD_NAME__DDN "_DDN" +#define METHOD_NAME__DIS "_DIS" #define METHOD_NAME__DMA "_DMA" #define METHOD_NAME__HID "_HID" #define METHOD_NAME__INI "_INI" diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h index 1b4c45815695..5a3875744678 100644 --- a/include/acpi/acoutput.h +++ b/include/acpi/acoutput.h @@ -415,7 +415,7 @@ /* Conditional execution */ #define ACPI_DEBUG_EXEC(a) a -#define ACPI_DEBUG_ONLY_MEMBERS(a) a; +#define ACPI_DEBUG_ONLY_MEMBERS(a) a #define _VERBOSE_STRUCTURES /* Various object display routines for debug */ diff --git a/include/acpi/acpi_io.h b/include/acpi/acpi_io.h index 027faa8883aa..a0212e67d6f4 100644 --- a/include/acpi/acpi_io.h +++ b/include/acpi/acpi_io.h @@ -14,6 +14,14 @@ static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys, } #endif +#ifndef acpi_os_memmap +static inline void __iomem *acpi_os_memmap(acpi_physical_address phys, + acpi_size size) +{ + return ioremap_cache(phys, size); +} +#endif + extern bool acpi_permanent_mmap; void __iomem __ref diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index a43335961e30..fa02e3ff0faf 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -12,7 +12,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20210604 +#define ACPI_CA_VERSION 0x20210730 #include <acpi/acconfig.h> #include <acpi/actypes.h> diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index ef2872dea01c..159070edd031 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -24,6 +24,7 @@ * file. Useful because they make it more difficult to inadvertently type in * the wrong signature. */ +#define ACPI_SIG_AEST "AEST" /* Arm Error Source Table */ #define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */ #define ACPI_SIG_BERT "BERT" /* Boot Error Record Table */ #define ACPI_SIG_BGRT "BGRT" /* Boot Graphics Resource Table */ @@ -482,7 +483,7 @@ struct acpi_csrt_descriptor { * DBG2 - Debug Port Table 2 * Version 0 (Both main table and subtables) * - * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015 + * Conforms to "Microsoft Debug Port Table 2 (DBG2)", September 21, 2020 * ******************************************************************************/ @@ -532,11 +533,24 @@ struct acpi_dbg2_device { #define ACPI_DBG2_16550_COMPATIBLE 0x0000 #define ACPI_DBG2_16550_SUBSET 0x0001 +#define ACPI_DBG2_MAX311XE_SPI 0x0002 #define ACPI_DBG2_ARM_PL011 0x0003 +#define ACPI_DBG2_MSM8X60 0x0004 +#define ACPI_DBG2_16550_NVIDIA 0x0005 +#define ACPI_DBG2_TI_OMAP 0x0006 +#define ACPI_DBG2_APM88XXXX 0x0008 +#define ACPI_DBG2_MSM8974 0x0009 +#define ACPI_DBG2_SAM5250 0x000A +#define ACPI_DBG2_INTEL_USIF 0x000B +#define ACPI_DBG2_IMX6 0x000C #define ACPI_DBG2_ARM_SBSA_32BIT 0x000D #define ACPI_DBG2_ARM_SBSA_GENERIC 0x000E #define ACPI_DBG2_ARM_DCC 0x000F #define ACPI_DBG2_BCM2835 0x0010 +#define ACPI_DBG2_SDM845_1_8432MHZ 0x0011 +#define ACPI_DBG2_16550_WITH_GAS 0x0012 +#define ACPI_DBG2_SDM845_7_372MHZ 0x0013 +#define ACPI_DBG2_INTEL_LPSS 0x0014 #define ACPI_DBG2_1394_STANDARD 0x0000 diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index 2069ac38a4e2..a47b32a5cbde 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -69,6 +69,176 @@ /******************************************************************************* * + * AEST - Arm Error Source Table + * + * Conforms to: ACPI for the Armv8 RAS Extensions 1.1 Platform Design Document + * September 2020. + * + ******************************************************************************/ + +struct acpi_table_aest { + struct acpi_table_header header; + void *node_array[]; +}; + +/* Common Subtable header - one per Node Structure (Subtable) */ + +struct acpi_aest_hdr { + u8 type; + u16 length; + u8 reserved; + u32 node_specific_offset; + u32 node_interface_offset; + u32 node_interrupt_offset; + u32 node_interrupt_count; + u64 timestamp_rate; + u64 reserved1; + u64 error_injection_rate; +}; + +/* Values for Type above */ + +#define ACPI_AEST_PROCESSOR_ERROR_NODE 0 +#define ACPI_AEST_MEMORY_ERROR_NODE 1 +#define ACPI_AEST_SMMU_ERROR_NODE 2 +#define ACPI_AEST_VENDOR_ERROR_NODE 3 +#define ACPI_AEST_GIC_ERROR_NODE 4 +#define ACPI_AEST_NODE_TYPE_RESERVED 5 /* 5 and above are reserved */ + +/* + * AEST subtables (Error nodes) + */ + +/* 0: Processor Error */ + +typedef struct acpi_aest_processor { + u32 processor_id; + u8 resource_type; + u8 reserved; + u8 flags; + u8 revision; + u64 processor_affinity; + +} acpi_aest_processor; + +/* Values for resource_type above, related structs below */ + +#define ACPI_AEST_CACHE_RESOURCE 0 +#define ACPI_AEST_TLB_RESOURCE 1 +#define ACPI_AEST_GENERIC_RESOURCE 2 +#define ACPI_AEST_RESOURCE_RESERVED 3 /* 3 and above are reserved */ + +/* 0R: Processor Cache Resource Substructure */ + +typedef struct acpi_aest_processor_cache { + u32 cache_reference; + u32 reserved; + +} acpi_aest_processor_cache; + +/* Values for cache_type above */ + +#define ACPI_AEST_CACHE_DATA 0 +#define ACPI_AEST_CACHE_INSTRUCTION 1 +#define ACPI_AEST_CACHE_UNIFIED 2 +#define ACPI_AEST_CACHE_RESERVED 3 /* 3 and above are reserved */ + +/* 1R: Processor TLB Resource Substructure */ + +typedef struct acpi_aest_processor_tlb { + u32 tlb_level; + u32 reserved; + +} acpi_aest_processor_tlb; + +/* 2R: Processor Generic Resource Substructure */ + +typedef struct acpi_aest_processor_generic { + u8 *resource; + +} acpi_aest_processor_generic; + +/* 1: Memory Error */ + +typedef struct acpi_aest_memory { + u32 srat_proximity_domain; + +} acpi_aest_memory; + +/* 2: Smmu Error */ + +typedef struct acpi_aest_smmu { + u32 iort_node_reference; + u32 subcomponent_reference; + +} acpi_aest_smmu; + +/* 3: Vendor Defined */ + +typedef struct acpi_aest_vendor { + u32 acpi_hid; + u32 acpi_uid; + u8 vendor_specific_data[16]; + +} acpi_aest_vendor; + +/* 4: Gic Error */ + +typedef struct acpi_aest_gic { + u32 interface_type; + u32 instance_id; + +} acpi_aest_gic; + +/* Values for interface_type above */ + +#define ACPI_AEST_GIC_CPU 0 +#define ACPI_AEST_GIC_DISTRIBUTOR 1 +#define ACPI_AEST_GIC_REDISTRIBUTOR 2 +#define ACPI_AEST_GIC_ITS 3 +#define ACPI_AEST_GIC_RESERVED 4 /* 4 and above are reserved */ + +/* Node Interface Structure */ + +typedef struct acpi_aest_node_interface { + u8 type; + u8 reserved[3]; + u32 flags; + u64 address; + u32 error_record_index; + u32 error_record_count; + u64 error_record_implemented; + u64 error_status_reporting; + u64 addressing_mode; + +} acpi_aest_node_interface; + +/* Values for Type field above */ + +#define ACPI_AEST_NODE_SYSTEM_REGISTER 0 +#define ACPI_AEST_NODE_MEMORY_MAPPED 1 +#define ACPI_AEST_XFACE_RESERVED 2 /* 2 and above are reserved */ + +/* Node Interrupt Structure */ + +typedef struct acpi_aest_node_interrupt { + u8 type; + u8 reserved[2]; + u8 flags; + u32 gsiv; + u8 iort_id; + u8 reserved1[3]; + +} acpi_aest_node_interrupt; + +/* Values for Type field above */ + +#define ACPI_AEST_NODE_FAULT_HANDLING 0 +#define ACPI_AEST_NODE_ERROR_RECOVERY 1 +#define ACPI_AEST_XRUPT_RESERVED 2 /* 2 and above are reserved */ + +/******************************************************************************* + * * BDAT - BIOS Data ACPI Table * * Conforms to "BIOS Data ACPI Table", Interface Specification v4.0 Draft 5 diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h index 86903ac5bbc5..9125e2f16329 100644 --- a/include/acpi/actbl3.h +++ b/include/acpi/actbl3.h @@ -723,6 +723,10 @@ struct acpi_table_wpbt { u16 arguments_length; }; +struct acpi_wpbt_unicode { + u16 *unicode_string; +}; + /******************************************************************************* * * WSMT - Windows SMM Security Mitigations Table diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 72e4f7fd268c..974d497a897d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -249,7 +249,7 @@ void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); /* the following numa functions are architecture-dependent */ void acpi_numa_slit_init (struct acpi_table_slit *slit); -#if defined(CONFIG_X86) || defined(CONFIG_IA64) +#if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_LOONGARCH) void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); #else static inline void @@ -1380,13 +1380,11 @@ static inline int find_acpi_cpu_cache_topology(unsigned int cpu, int level) #endif #ifdef CONFIG_ACPI -extern int acpi_platform_notify(struct device *dev, enum kobject_action action); +extern void acpi_device_notify(struct device *dev); +extern void acpi_device_notify_remove(struct device *dev); #else -static inline int -acpi_platform_notify(struct device *dev, enum kobject_action action) -{ - return 0; -} +static inline void acpi_device_notify(struct device *dev) { } +static inline void acpi_device_notify_remove(struct device *dev) { } #endif #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/property.h b/include/linux/property.h index 073e680c35e2..357513a977e5 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -484,8 +484,6 @@ void software_node_unregister_node_group(const struct software_node **node_group int software_node_register(const struct software_node *node); void software_node_unregister(const struct software_node *node); -int software_node_notify(struct device *dev, unsigned long action); - struct fwnode_handle * fwnode_create_software_node(const struct property_entry *properties, const struct fwnode_handle *parent); |