diff options
64 files changed, 1469 insertions, 616 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index d1c9e9766984..fed6c303734f 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -113,7 +113,7 @@ the GPE dispatcher. This facility can be used to prevent such uncontrolled GPE floodings. - Format: <byte> + Format: <byte> or <bitmap-list> acpi_no_auto_serialize [HW,ACPI] Disable auto-serialization of AML methods diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index e90310cbe73a..e55e0c1fad8c 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -5,6 +5,7 @@ * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> * Copyright (C) 2001 Jun Nakajima <jun.nakajima@intel.com> */ +#define pr_fmt(fmt) "ACPI: " fmt #include <linux/init.h> #include <linux/acpi.h> @@ -42,8 +43,6 @@ EXPORT_SYMBOL(acpi_disabled); # include <asm/proto.h> #endif /* X86 */ -#define PREFIX "ACPI: " - int acpi_noirq; /* skip ACPI IRQ initialization */ static int acpi_nobgrt; /* skip ACPI BGRT */ int acpi_pci_disabled; /* skip ACPI PCI scan and IRQ initialization */ @@ -130,15 +129,14 @@ static int __init acpi_parse_madt(struct acpi_table_header *table) madt = (struct acpi_table_madt *)table; if (!madt) { - printk(KERN_WARNING PREFIX "Unable to map MADT\n"); + pr_warn("Unable to map MADT\n"); return -ENODEV; } if (madt->address) { acpi_lapic_addr = (u64) madt->address; - printk(KERN_DEBUG PREFIX "Local APIC address 0x%08x\n", - madt->address); + pr_debug("Local APIC address 0x%08x\n", madt->address); } default_acpi_madt_oem_check(madt->header.oem_id, @@ -161,7 +159,7 @@ static int acpi_register_lapic(int id, u32 acpiid, u8 enabled) int cpu; if (id >= MAX_LOCAL_APIC) { - printk(KERN_INFO PREFIX "skipped apicid that is too big\n"); + pr_info("skipped apicid that is too big\n"); return -EINVAL; } @@ -213,13 +211,13 @@ acpi_parse_x2apic(union acpi_subtable_headers *header, const unsigned long end) */ if (!apic->apic_id_valid(apic_id)) { if (enabled) - pr_warn(PREFIX "x2apic entry ignored\n"); + pr_warn("x2apic entry ignored\n"); return 0; } acpi_register_lapic(apic_id, processor->uid, enabled); #else - printk(KERN_WARNING PREFIX "x2apic entry ignored\n"); + pr_warn("x2apic entry ignored\n"); #endif return 0; @@ -306,7 +304,7 @@ acpi_parse_x2apic_nmi(union acpi_subtable_headers *header, acpi_table_print_madt_entry(&header->common); if (x2apic_nmi->lint != 1) - printk(KERN_WARNING PREFIX "NMI not connected to LINT 1!\n"); + pr_warn("NMI not connected to LINT 1!\n"); return 0; } @@ -324,7 +322,7 @@ acpi_parse_lapic_nmi(union acpi_subtable_headers * header, const unsigned long e acpi_table_print_madt_entry(&header->common); if (lapic_nmi->lint != 1) - printk(KERN_WARNING PREFIX "NMI not connected to LINT 1!\n"); + pr_warn("NMI not connected to LINT 1!\n"); return 0; } @@ -514,14 +512,14 @@ acpi_parse_int_src_ovr(union acpi_subtable_headers * header, if (intsrc->source_irq == 0) { if (acpi_skip_timer_override) { - printk(PREFIX "BIOS IRQ0 override ignored.\n"); + pr_warn("BIOS IRQ0 override ignored.\n"); return 0; } if ((intsrc->global_irq == 2) && acpi_fix_pin2_polarity && (intsrc->inti_flags & ACPI_MADT_POLARITY_MASK)) { intsrc->inti_flags &= ~ACPI_MADT_POLARITY_MASK; - printk(PREFIX "BIOS IRQ0 pin2 override: forcing polarity to high active.\n"); + pr_warn("BIOS IRQ0 pin2 override: forcing polarity to high active.\n"); } } @@ -597,7 +595,7 @@ void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger) if (old == new) return; - printk(PREFIX "setting ELCR to %04x (from %04x)\n", new, old); + pr_warn("setting ELCR to %04x (from %04x)\n", new, old); outb(new, 0x4d0); outb(new >> 8, 0x4d1); } @@ -754,7 +752,7 @@ int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, cpu = acpi_register_lapic(physid, acpi_id, ACPI_MADT_ENABLED); if (cpu < 0) { - pr_info(PREFIX "Unable to map lapic to logical cpu number\n"); + pr_info("Unable to map lapic to logical cpu number\n"); return cpu; } @@ -870,8 +868,7 @@ static int __init acpi_parse_hpet(struct acpi_table_header *table) struct acpi_table_hpet *hpet_tbl = (struct acpi_table_hpet *)table; if (hpet_tbl->address.space_id != ACPI_SPACE_MEM) { - printk(KERN_WARNING PREFIX "HPET timers must be located in " - "memory.\n"); + pr_warn("HPET timers must be located in memory.\n"); return -1; } @@ -883,9 +880,7 @@ static int __init acpi_parse_hpet(struct acpi_table_header *table) * want to allocate a resource there. */ if (!hpet_address) { - printk(KERN_WARNING PREFIX - "HPET id: %#x base: %#lx is invalid\n", - hpet_tbl->id, hpet_address); + pr_warn("HPET id: %#x base: %#lx is invalid\n", hpet_tbl->id, hpet_address); return 0; } #ifdef CONFIG_X86_64 @@ -896,21 +891,17 @@ static int __init acpi_parse_hpet(struct acpi_table_header *table) */ if (hpet_address == 0xfed0000000000000UL) { if (!hpet_force_user) { - printk(KERN_WARNING PREFIX "HPET id: %#x " - "base: 0xfed0000000000000 is bogus\n " - "try hpet=force on the kernel command line to " - "fix it up to 0xfed00000.\n", hpet_tbl->id); + pr_warn("HPET id: %#x base: 0xfed0000000000000 is bogus, try hpet=force on the kernel command line to fix it up to 0xfed00000.\n", + hpet_tbl->id); hpet_address = 0; return 0; } - printk(KERN_WARNING PREFIX - "HPET id: %#x base: 0xfed0000000000000 fixed up " - "to 0xfed00000.\n", hpet_tbl->id); + pr_warn("HPET id: %#x base: 0xfed0000000000000 fixed up to 0xfed00000.\n", + hpet_tbl->id); hpet_address >>= 32; } #endif - printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n", - hpet_tbl->id, hpet_address); + pr_info("HPET id: %#x base: %#lx\n", hpet_tbl->id, hpet_address); /* * Allocate and initialize the HPET firmware resource for adding into @@ -955,24 +946,24 @@ late_initcall(hpet_insert_resource); static int __init acpi_parse_fadt(struct acpi_table_header *table) { if (!(acpi_gbl_FADT.boot_flags & ACPI_FADT_LEGACY_DEVICES)) { - pr_debug("ACPI: no legacy devices present\n"); + pr_debug("no legacy devices present\n"); x86_platform.legacy.devices.pnpbios = 0; } if (acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID && !(acpi_gbl_FADT.boot_flags & ACPI_FADT_8042) && x86_platform.legacy.i8042 != X86_LEGACY_I8042_PLATFORM_ABSENT) { - pr_debug("ACPI: i8042 controller is absent\n"); + pr_debug("i8042 controller is absent\n"); x86_platform.legacy.i8042 = X86_LEGACY_I8042_FIRMWARE_ABSENT; } if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_CMOS_RTC) { - pr_debug("ACPI: not registering RTC platform device\n"); + pr_debug("not registering RTC platform device\n"); x86_platform.legacy.rtc = 0; } if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_VGA) { - pr_debug("ACPI: probing for VGA not safe\n"); + pr_debug("probing for VGA not safe\n"); x86_platform.legacy.no_vga = 1; } @@ -997,8 +988,7 @@ static int __init acpi_parse_fadt(struct acpi_table_header *table) pmtmr_ioport = acpi_gbl_FADT.pm_timer_block; } if (pmtmr_ioport) - printk(KERN_INFO PREFIX "PM-Timer IO Port: %#x\n", - pmtmr_ioport); + pr_info("PM-Timer IO Port: %#x\n", pmtmr_ioport); #endif return 0; } @@ -1024,8 +1014,7 @@ static int __init early_acpi_parse_madt_lapic_addr_ovr(void) count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE, acpi_parse_lapic_addr_ovr, 0); if (count < 0) { - printk(KERN_ERR PREFIX - "Error parsing LAPIC address override entry\n"); + pr_err("Error parsing LAPIC address override entry\n"); return count; } @@ -1057,8 +1046,7 @@ static int __init acpi_parse_madt_lapic_entries(void) sizeof(struct acpi_table_madt), madt_proc, ARRAY_SIZE(madt_proc), MAX_LOCAL_APIC); if (ret < 0) { - printk(KERN_ERR PREFIX - "Error parsing LAPIC/X2APIC entries\n"); + pr_err("Error parsing LAPIC/X2APIC entries\n"); return ret; } @@ -1066,11 +1054,11 @@ static int __init acpi_parse_madt_lapic_entries(void) x2count = madt_proc[1].count; } if (!count && !x2count) { - printk(KERN_ERR PREFIX "No LAPIC entries present\n"); + pr_err("No LAPIC entries present\n"); /* TBD: Cleanup to allow fallback to MPS */ return -ENODEV; } else if (count < 0 || x2count < 0) { - printk(KERN_ERR PREFIX "Error parsing LAPIC entry\n"); + pr_err("Error parsing LAPIC entry\n"); /* TBD: Cleanup to allow fallback to MPS */ return count; } @@ -1080,7 +1068,7 @@ static int __init acpi_parse_madt_lapic_entries(void) count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_NMI, acpi_parse_lapic_nmi, 0); if (count < 0 || x2count < 0) { - printk(KERN_ERR PREFIX "Error parsing LAPIC NMI entry\n"); + pr_err("Error parsing LAPIC NMI entry\n"); /* TBD: Cleanup to allow fallback to MPS */ return count; } @@ -1139,7 +1127,7 @@ static void __init mp_config_acpi_legacy_irqs(void) } if (idx != mp_irq_entries) { - printk(KERN_DEBUG "ACPI: IRQ%d used by override.\n", i); + pr_debug("ACPI: IRQ%d used by override.\n", i); continue; /* IRQ already used */ } @@ -1179,26 +1167,24 @@ static int __init acpi_parse_madt_ioapic_entries(void) * if "noapic" boot option, don't look for IO-APICs */ if (skip_ioapic_setup) { - printk(KERN_INFO PREFIX "Skipping IOAPIC probe " - "due to 'noapic' option.\n"); + pr_info("Skipping IOAPIC probe due to 'noapic' option.\n"); return -ENODEV; } count = acpi_table_parse_madt(ACPI_MADT_TYPE_IO_APIC, acpi_parse_ioapic, MAX_IO_APICS); if (!count) { - printk(KERN_ERR PREFIX "No IOAPIC entries present\n"); + pr_err("No IOAPIC entries present\n"); return -ENODEV; } else if (count < 0) { - printk(KERN_ERR PREFIX "Error parsing IOAPIC entry\n"); + pr_err("Error parsing IOAPIC entry\n"); return count; } count = acpi_table_parse_madt(ACPI_MADT_TYPE_INTERRUPT_OVERRIDE, acpi_parse_int_src_ovr, nr_irqs); if (count < 0) { - printk(KERN_ERR PREFIX - "Error parsing interrupt source overrides entry\n"); + pr_err("Error parsing interrupt source overrides entry\n"); /* TBD: Cleanup to allow fallback to MPS */ return count; } @@ -1218,7 +1204,7 @@ static int __init acpi_parse_madt_ioapic_entries(void) count = acpi_table_parse_madt(ACPI_MADT_TYPE_NMI_SOURCE, acpi_parse_nmi_src, nr_irqs); if (count < 0) { - printk(KERN_ERR PREFIX "Error parsing NMI SRC entry\n"); + pr_err("Error parsing NMI SRC entry\n"); /* TBD: Cleanup to allow fallback to MPS */ return count; } @@ -1251,8 +1237,7 @@ static void __init early_acpi_process_madt(void) /* * Dell Precision Workstation 410, 610 come here. */ - printk(KERN_ERR PREFIX - "Invalid BIOS MADT, disabling ACPI\n"); + pr_err("Invalid BIOS MADT, disabling ACPI\n"); disable_acpi(); } } @@ -1289,8 +1274,7 @@ static void __init acpi_process_madt(void) /* * Dell Precision Workstation 410, 610 come here. */ - printk(KERN_ERR PREFIX - "Invalid BIOS MADT, disabling ACPI\n"); + pr_err("Invalid BIOS MADT, disabling ACPI\n"); disable_acpi(); } } else { @@ -1300,8 +1284,7 @@ static void __init acpi_process_madt(void) * Boot with "acpi=off" to use MPS on such a system. */ if (smp_found_config) { - printk(KERN_WARNING PREFIX - "No APIC-table, disabling MPS\n"); + pr_warn("No APIC-table, disabling MPS\n"); smp_found_config = 0; } } @@ -1311,11 +1294,9 @@ static void __init acpi_process_madt(void) * processors, where MPS only supports physical. */ if (acpi_lapic && acpi_ioapic) - printk(KERN_INFO "Using ACPI (MADT) for SMP configuration " - "information\n"); + pr_info("Using ACPI (MADT) for SMP configuration information\n"); else if (acpi_lapic) - printk(KERN_INFO "Using ACPI for processor (LAPIC) " - "configuration information\n"); + pr_info("Using ACPI for processor (LAPIC) configuration information\n"); #endif return; } @@ -1323,8 +1304,7 @@ static void __init acpi_process_madt(void) static int __init disable_acpi_irq(const struct dmi_system_id *d) { if (!acpi_force) { - printk(KERN_NOTICE "%s detected: force use of acpi=noirq\n", - d->ident); + pr_notice("%s detected: force use of acpi=noirq\n", d->ident); acpi_noirq_set(); } return 0; @@ -1333,8 +1313,7 @@ static int __init disable_acpi_irq(const struct dmi_system_id *d) static int __init disable_acpi_pci(const struct dmi_system_id *d) { if (!acpi_force) { - printk(KERN_NOTICE "%s detected: force use of pci=noacpi\n", - d->ident); + pr_notice("%s detected: force use of pci=noacpi\n", d->ident); acpi_disable_pci(); } return 0; @@ -1343,11 +1322,10 @@ static int __init disable_acpi_pci(const struct dmi_system_id *d) static int __init dmi_disable_acpi(const struct dmi_system_id *d) { if (!acpi_force) { - printk(KERN_NOTICE "%s detected: acpi off\n", d->ident); + pr_notice("%s detected: acpi off\n", d->ident); disable_acpi(); } else { - printk(KERN_NOTICE - "Warning: DMI blacklist says broken, but acpi forced\n"); + pr_notice("Warning: DMI blacklist says broken, but acpi forced\n"); } return 0; } @@ -1574,9 +1552,9 @@ int __init early_acpi_boot_init(void) */ if (acpi_blacklisted()) { if (acpi_force) { - printk(KERN_WARNING PREFIX "acpi=force override\n"); + pr_warn("acpi=force override\n"); } else { - printk(KERN_WARNING PREFIX "Disabling ACPI support\n"); + pr_warn("Disabling ACPI support\n"); disable_acpi(); return 1; } @@ -1692,9 +1670,7 @@ int __init acpi_mps_check(void) #if defined(CONFIG_X86_LOCAL_APIC) && !defined(CONFIG_X86_MPPARSE) /* mptable code is not built-in*/ if (acpi_disabled || acpi_noirq) { - printk(KERN_WARNING "MPS support code is not built-in.\n" - "Using acpi=off or acpi=noirq or pci=noacpi " - "may have problem\n"); + pr_warn("MPS support code is not built-in, using acpi=off or acpi=noirq or pci=noacpi may have problem\n"); return 1; } #endif diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index eedec61e3476..3972de7b7565 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -543,3 +543,8 @@ config X86_PM_TIMER You should nearly always say Y here because many modern systems require this timer. + +config ACPI_PRMT + bool "Platform Runtime Mechanism Support" + depends on EFI && X86_64 + default y diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 700b41adf2db..ceb1aed4b1fc 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -8,6 +8,11 @@ ccflags-$(CONFIG_ACPI_DEBUG) += -DACPI_DEBUG_OUTPUT # # ACPI Boot-Time Table Parsing # +ifeq ($(CONFIG_ACPI_CUSTOM_DSDT),y) +tables.o: $(src)/../../include/$(subst $\",,$(CONFIG_ACPI_CUSTOM_DSDT_FILE)) ; + +endif + obj-$(CONFIG_ACPI) += tables.o obj-$(CONFIG_X86) += blacklist.o @@ -61,6 +66,7 @@ acpi-$(CONFIG_ACPI_FPDT) += acpi_fpdt.o acpi-$(CONFIG_ACPI_LPIT) += acpi_lpit.o acpi-$(CONFIG_ACPI_GENERIC_GSI) += irq.o acpi-$(CONFIG_ACPI_WATCHDOG) += acpi_watchdog.o +acpi-$(CONFIG_ACPI_PRMT) += prmt.o # Address translation acpi-$(CONFIG_ACPI_ADXL) += acpi_adxl.o diff --git a/drivers/acpi/acpi_cmos_rtc.c b/drivers/acpi/acpi_cmos_rtc.c index 67f1d33d15c4..4cf4aef7ce0c 100644 --- a/drivers/acpi/acpi_cmos_rtc.c +++ b/drivers/acpi/acpi_cmos_rtc.c @@ -6,6 +6,8 @@ * Authors: Lan Tianyu <tianyu.lan@intel.com> */ +#define pr_fmt(fmt) "ACPI: " fmt + #include <linux/acpi.h> #include <linux/device.h> #include <linux/err.h> @@ -59,7 +61,7 @@ static int acpi_install_cmos_rtc_space_handler(struct acpi_device *adev, &acpi_cmos_rtc_space_handler, NULL, NULL); if (ACPI_FAILURE(status)) { - pr_err(PREFIX "Error installing CMOS-RTC region handler\n"); + pr_err("Error installing CMOS-RTC region handler\n"); return -ENODEV; } @@ -70,7 +72,7 @@ static void acpi_remove_cmos_rtc_space_handler(struct acpi_device *adev) { if (ACPI_FAILURE(acpi_remove_address_space_handler(adev->handle, ACPI_ADR_SPACE_CMOS, &acpi_cmos_rtc_space_handler))) - pr_err(PREFIX "Error removing CMOS-RTC region handler\n"); + pr_err("Error removing CMOS-RTC region handler\n"); } static struct acpi_scan_handler cmos_rtc_handler = { diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c index 3a14859dbb75..76b83b181356 100644 --- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -13,9 +13,6 @@ #include <linux/acpi.h> #include <linux/security.h> -#include "acpica/accommon.h" -#include "acpica/actables.h" - static struct config_group *acpi_table_group; struct acpi_table { @@ -226,7 +223,7 @@ static void acpi_table_drop_item(struct config_group *group, { struct acpi_table *table = container_of(cfg, struct acpi_table, cfg); - ACPI_INFO(("Host-directed Dynamic ACPI Table Unload")); + pr_debug("Host-directed Dynamic ACPI Table Unload\n"); acpi_unload_table(table->index); config_item_put(cfg); } diff --git a/drivers/acpi/acpi_fpdt.c b/drivers/acpi/acpi_fpdt.c index a89a806a7a2a..4ee2ad234e3d 100644 --- a/drivers/acpi/acpi_fpdt.c +++ b/drivers/acpi/acpi_fpdt.c @@ -240,8 +240,10 @@ static int __init acpi_init_fpdt(void) return 0; fpdt_kobj = kobject_create_and_add("fpdt", acpi_kobj); - if (!fpdt_kobj) + if (!fpdt_kobj) { + acpi_put_table(header); return -ENOMEM; + } while (offset < header->length) { subtable = (void *)header + offset; diff --git a/drivers/acpi/acpi_ipmi.c b/drivers/acpi/acpi_ipmi.c index bbd00d96b7a8..a5fe2926bf50 100644 --- a/drivers/acpi/acpi_ipmi.c +++ b/drivers/acpi/acpi_ipmi.c @@ -597,9 +597,14 @@ static int __init acpi_ipmi_init(void) pr_warn("Can't register IPMI opregion space handle\n"); return -EINVAL; } + result = ipmi_smi_watcher_register(&driver_data.bmc_events); - if (result) + if (result) { + acpi_remove_address_space_handler(ACPI_ROOT_OBJECT, + ACPI_ADR_SPACE_IPMI, + &acpi_ipmi_space_handler); pr_err("Can't register IPMI system interface watcher\n"); + } return result; } diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index ca742f16a507..894b7e6ae144 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -186,13 +186,12 @@ static void byt_i2c_setup(struct lpss_private_data *pdata) long uid = 0; /* Expected to always be true, but better safe then sorry */ - if (uid_str) - uid = simple_strtol(uid_str, NULL, 10); - - /* Detect I2C bus shared with PUNIT and ignore its d3 status */ - status = acpi_evaluate_integer(handle, "_SEM", NULL, &shared_host); - if (ACPI_SUCCESS(status) && shared_host && uid) - pmc_atom_d3_mask &= ~(BIT_LPSS2_F1_I2C1 << (uid - 1)); + if (uid_str && !kstrtol(uid_str, 10, &uid) && uid) { + /* Detect I2C bus shared with PUNIT and ignore its d3 status */ + status = acpi_evaluate_integer(handle, "_SEM", NULL, &shared_host); + if (ACPI_SUCCESS(status) && shared_host) + pmc_atom_d3_mask &= ~(BIT_LPSS2_F1_I2C1 << (uid - 1)); + } lpss_deassert_reset(pdata); diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 0c884020f74b..ffb4afc5aad9 100644 --- a/ |