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x86: ioapic: Add io_apic_setup_irq_pin()

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There are about four places in the ioapic code which do exactly the
same setup sequence. Also the OF based ioapic setup needs that
function to avoid putting the OF specific code into ioapic.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner
2011-02-23 13:00:56 +01:00
parent ed972ccf43
commit ff973d041e
2 changed files with 17 additions and 0 deletions
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arch/x86/include/asm/io_apic.h
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@@ -151,6 +151,8 @@ void setup_IO_APIC_irq_extra(u32 gsi);
extern void ioapic_and_gsi_init(void);
extern void ioapic_insert_resources(void);
int io_apic_setup_irq_pin(unsigned int irq, int node, struct io_apic_irq_attr *attr);
extern struct IO_APIC_route_entry **alloc_ioapic_entries(void);
extern void free_ioapic_entries(struct IO_APIC_route_entry **ioapic_entries);
extern int save_IO_APIC_setup(struct IO_APIC_route_entry **ioapic_entries);