PCI: add xen dom0 checking before ACS initialization

[safe/jmp/linux-2.6] / drivers / pci / intr_remapping.h

#include <linux/intel-iommu.h>

struct ioapic_scope {
        struct intel_iommu *iommu;
        unsigned int id;
        unsigned int bus;       /* PCI bus number */
        unsigned int devfn;     /* PCI devfn number */
};

#define IR_X2APIC_MODE(mode) (mode ? (1 << 11) : 0)