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authorFenghua Yu <fenghua.yu@intel.com>2009-03-27 14:22:44 -0700
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-04-03 21:45:59 +0100
commitb24696bc55f66fecc30715e003f10fc2555a9271 (patch)
tree3ef565bf041a06106a73d0b27ccc256845ef5644 /arch/x86/include/asm/io_apic.h
parenteb4a52bc660ea835482c582eaaf4893742cbd160 (diff)
Intel IOMMU Suspend/Resume Support - Interrupt Remapping
This patch enables suspend/resume for interrupt remapping. During suspend, interrupt remapping is disabled. When resume, interrupt remapping is enabled again. Signed-off-by: Fenghua Yu <fenghua.yu@intel.com> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'arch/x86/include/asm/io_apic.h')
-rw-r--r--arch/x86/include/asm/io_apic.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 373cc2bbcad..9d826e43601 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -162,10 +162,13 @@ extern int (*ioapic_renumber_irq)(int ioapic, int irq);
extern void ioapic_init_mappings(void);
#ifdef CONFIG_X86_64
-extern int save_IO_APIC_setup(void);
-extern void mask_IO_APIC_setup(void);
-extern void restore_IO_APIC_setup(void);
-extern void reinit_intr_remapped_IO_APIC(int);
+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);
+extern void mask_IO_APIC_setup(struct IO_APIC_route_entry **ioapic_entries);
+extern int restore_IO_APIC_setup(struct IO_APIC_route_entry **ioapic_entries);
+extern void reinit_intr_remapped_IO_APIC(int intr_remapping,
+ struct IO_APIC_route_entry **ioapic_entries);
#endif
extern void probe_nr_irqs_gsi(void);