ANDROID_3.4.5/drivers/iommu/intr_remapping.h


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#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 */
};

struct hpet_scope {
	struct intel_iommu *iommu;
	u8 id;
	unsigned int bus;
	unsigned int devfn;
};

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