diff options
Diffstat (limited to 'arch/x86/kernel/acpi')
| -rw-r--r-- | arch/x86/kernel/acpi/boot.c | 14 | ||||
| -rw-r--r-- | arch/x86/kernel/acpi/cstate.c | 9 |
2 files changed, 17 insertions, 6 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 873552718270..a468f0fdc907 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -35,6 +35,7 @@ #include <linux/bootmem.h> #include <linux/ioport.h> #include <linux/pci.h> +#include <linux/efi-bgrt.h> #include <asm/e820/api.h> #include <asm/irqdomain.h> @@ -724,11 +725,12 @@ int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid) return 0; } -int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu) +int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, + int *pcpu) { int cpu; - cpu = acpi_register_lapic(physid, U32_MAX, ACPI_MADT_ENABLED); + 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"); return cpu; @@ -1558,6 +1560,12 @@ int __init early_acpi_boot_init(void) return 0; } +static int __init acpi_parse_bgrt(struct acpi_table_header *table) +{ + efi_bgrt_init(table); + return 0; +} + int __init acpi_boot_init(void) { /* those are executed after early-quirks are executed */ @@ -1582,6 +1590,8 @@ int __init acpi_boot_init(void) acpi_process_madt(); acpi_table_parse(ACPI_SIG_HPET, acpi_parse_hpet); + if (IS_ENABLED(CONFIG_ACPI_BGRT)) + acpi_table_parse(ACPI_SIG_BGRT, acpi_parse_bgrt); if (!acpi_noirq) x86_init.pci.init = pci_acpi_init; diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index af15f4444330..8233a630280f 100644 --- a/arch/x86/kernel/acpi/cstate.c +++ b/arch/x86/kernel/acpi/cstate.c @@ -12,7 +12,6 @@ #include <linux/sched.h> #include <acpi/processor.h> -#include <asm/acpi.h> #include <asm/mwait.h> #include <asm/special_insns.h> @@ -89,7 +88,8 @@ static long acpi_processor_ffh_cstate_probe_cpu(void *_cx) retval = 0; /* If the HW does not support any sub-states in this C-state */ if (num_cstate_subtype == 0) { - pr_warn(FW_BUG "ACPI MWAIT C-state 0x%x not supported by HW (0x%x)\n", cx->address, edx_part); + pr_warn(FW_BUG "ACPI MWAIT C-state 0x%x not supported by HW (0x%x)\n", + cx->address, edx_part); retval = -1; goto out; } @@ -104,8 +104,8 @@ static long acpi_processor_ffh_cstate_probe_cpu(void *_cx) if (!mwait_supported[cstate_type]) { mwait_supported[cstate_type] = 1; printk(KERN_DEBUG - "Monitor-Mwait will be used to enter C-%d " - "state\n", cx->type); + "Monitor-Mwait will be used to enter C-%d state\n", + cx->type); } snprintf(cx->desc, ACPI_CX_DESC_LEN, "ACPI FFH INTEL MWAIT 0x%x", @@ -166,6 +166,7 @@ EXPORT_SYMBOL_GPL(acpi_processor_ffh_cstate_enter); static int __init ffh_cstate_init(void) { struct cpuinfo_x86 *c = &boot_cpu_data; + if (c->x86_vendor != X86_VENDOR_INTEL) return -1; |