diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/hw_irq.h | 33 | ||||
| -rw-r--r-- | arch/x86/include/asm/io_apic.h | 20 | ||||
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 10 | ||||
| -rw-r--r-- | arch/x86/kernel/crash.c | 1 | ||||
| -rw-r--r-- | arch/x86/kernel/machine_kexec_32.c | 1 | ||||
| -rw-r--r-- | arch/x86/kernel/machine_kexec_64.c | 1 | ||||
| -rw-r--r-- | arch/x86/kernel/reboot.c | 1 |
7 files changed, 33 insertions, 34 deletions
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index a7235777a478..9662290e0b20 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -159,39 +159,6 @@ static inline void lock_vector_lock(void) {} static inline void unlock_vector_lock(void) {} #endif /* CONFIG_X86_LOCAL_APIC */ -/* IOAPIC */ -#ifdef CONFIG_X86_IO_APIC -struct io_apic_irq_attr { - int ioapic; - int ioapic_pin; - int trigger; - int polarity; -}; - -static inline void set_io_apic_irq_attr(struct io_apic_irq_attr *irq_attr, - int ioapic, int ioapic_pin, - int trigger, int polarity) -{ - irq_attr->ioapic = ioapic; - irq_attr->ioapic_pin = ioapic_pin; - irq_attr->trigger = trigger; - irq_attr->polarity = polarity; -} - -extern void setup_IO_APIC(void); -extern void enable_IO_APIC(void); -extern void disable_IO_APIC(void); -extern void setup_ioapic_dest(void); -extern int IO_APIC_get_PCI_irq_vector(int bus, int devfn, int pin); -extern void print_IO_APICs(void); - -extern unsigned long io_apic_irqs; -#define IO_APIC_IRQ(x) (((x) >= NR_IRQS_LEGACY) || ((1 << (x)) & io_apic_irqs)) -#else /* CONFIG_X86_IO_APIC */ -#define IO_APIC_IRQ(x) 0 -static inline void print_IO_APICs(void) {} -#endif /* CONFIG_X86_IO_APIC */ - /* Statistics */ extern atomic_t irq_err_count; extern atomic_t irq_mis_count; diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index bdd45c25023a..b7f1499d177f 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -132,6 +132,10 @@ extern int noioapicquirk; /* -1 if "noapic" boot option passed */ extern int noioapicreroute; +extern unsigned long io_apic_irqs; + +#define IO_APIC_IRQ(x) (((x) >= NR_IRQS_LEGACY) || ((1 << (x)) & io_apic_irqs)) + /* * If we use the IO-APIC for IRQ routing, disable automatic * assignment of PCI IRQ's. @@ -139,7 +143,6 @@ extern int noioapicreroute; #define io_apic_assign_pci_irqs \ (mp_irq_entries && !skip_ioapic_setup && io_apic_irqs) -struct io_apic_irq_attr; struct irq_cfg; extern void ioapic_insert_resources(void); @@ -157,6 +160,13 @@ extern int restore_ioapic_entries(void); extern void setup_ioapic_ids_from_mpc(void); extern void setup_ioapic_ids_from_mpc_nocheck(void); +struct io_apic_irq_attr { + int ioapic; + int ioapic_pin; + int trigger; + int polarity; +}; + enum ioapic_domain_type { IOAPIC_DOMAIN_INVALID, IOAPIC_DOMAIN_LEGACY, @@ -226,11 +236,19 @@ static inline void io_apic_modify(unsigned int apic, unsigned int reg, unsigned extern void io_apic_eoi(unsigned int apic, unsigned int vector); +extern void setup_IO_APIC(void); +extern void enable_IO_APIC(void); +extern void disable_IO_APIC(void); +extern void setup_ioapic_dest(void); +extern int IO_APIC_get_PCI_irq_vector(int bus, int devfn, int pin); +extern void print_IO_APICs(void); #else /* !CONFIG_X86_IO_APIC */ +#define IO_APIC_IRQ(x) 0 #define io_apic_assign_pci_irqs 0 #define setup_ioapic_ids_from_mpc x86_init_noop static inline void ioapic_insert_resources(void) { } +static inline void print_IO_APICs(void) {} #define gsi_top (NR_IRQS_LEGACY) static inline int mp_find_ioapic(u32 gsi) { return 0; } static inline u32 mp_pin_to_gsi(int ioapic, int pin) { return UINT_MAX; } diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index b1acb68e19c7..8dcdb7b1e848 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -3023,6 +3023,16 @@ int mp_ioapic_registered(u32 gsi_base) return 0; } +static inline void set_io_apic_irq_attr(struct io_apic_irq_attr *irq_attr, + int ioapic, int ioapic_pin, + int trigger, int polarity) +{ + irq_attr->ioapic = ioapic; + irq_attr->ioapic_pin = ioapic_pin; + irq_attr->trigger = trigger; + irq_attr->polarity = polarity; +} + int mp_irqdomain_map(struct irq_domain *domain, unsigned int virq, irq_hw_number_t hwirq) { diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index f5ab56d14287..aceb2f90c716 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c @@ -28,6 +28,7 @@ #include <asm/nmi.h> #include <asm/hw_irq.h> #include <asm/apic.h> +#include <asm/io_apic.h> #include <asm/hpet.h> #include <linux/kdebug.h> #include <asm/cpu.h> diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 72e8e310258d..469b23d6acc2 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -20,6 +20,7 @@ #include <asm/tlbflush.h> #include <asm/mmu_context.h> #include <asm/apic.h> +#include <asm/io_apic.h> #include <asm/cpufeature.h> #include <asm/desc.h> #include <asm/cacheflush.h> diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index 485981059a40..415480d3ea84 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -22,6 +22,7 @@ #include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/mmu_context.h> +#include <asm/io_apic.h> #include <asm/debugreg.h> #include <asm/kexec-bzimage64.h> diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 17962e667a91..bae6c609888e 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -12,6 +12,7 @@ #include <acpi/reboot.h> #include <asm/io.h> #include <asm/apic.h> +#include <asm/io_apic.h> #include <asm/desc.h> #include <asm/hpet.h> #include <asm/pgtable.h> |