diff options
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index eebc360ed1bb..28f934f05a85 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1486,7 +1486,7 @@ static void __init delay_with_tsc(void) * 1 GHz == 40 jiffies */ do { - rep_nop(); + native_pause(); now = rdtsc(); } while ((now - start) < 40000000000ULL / HZ && time_before_eq(jiffies, end)); } @@ -2225,7 +2225,7 @@ static int mp_irqdomain_create(int ioapic) /* Handle device tree enumerated APICs proper */ if (cfg->dev) { - fn = of_node_to_fwnode(cfg->dev); + fn = of_fwnode_handle(cfg->dev); } else { fn = irq_domain_alloc_named_id_fwnode("IO-APIC", mpc_ioapic_id(ioapic)); if (!fn) @@ -2308,7 +2308,12 @@ static void resume_ioapic_id(int ioapic_idx) } } -static void ioapic_resume(void) +static int ioapic_suspend(void *data) +{ + return save_ioapic_entries(); +} + +static void ioapic_resume(void *data) { int ioapic_idx; @@ -2318,14 +2323,18 @@ static void ioapic_resume(void) restore_ioapic_entries(); } -static struct syscore_ops ioapic_syscore_ops = { - .suspend = save_ioapic_entries, +static const struct syscore_ops ioapic_syscore_ops = { + .suspend = ioapic_suspend, .resume = ioapic_resume, }; +static struct syscore ioapic_syscore = { + .ops = &ioapic_syscore_ops, +}; + static int __init ioapic_init_ops(void) { - register_syscore_ops(&ioapic_syscore_ops); + register_syscore(&ioapic_syscore); return 0; } @@ -2864,7 +2873,7 @@ int mp_irqdomain_alloc(struct irq_domain *domain, unsigned int virq, ioapic = mp_irqdomain_ioapic_idx(domain); pin = info->ioapic.pin; - if (irq_find_mapping(domain, (irq_hw_number_t)pin) > 0) + if (irq_resolve_mapping(domain, (irq_hw_number_t)pin)) return -EEXIST; data = kzalloc(sizeof(*data), GFP_KERNEL); |