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linux/include/asm-x86/iommu.h
Ingo Molnar b8cd9d056b Merge branch 'x86/header-guards' into x86-v28-for-linus-phase1
Conflicts:
	include/asm-x86/dma-mapping.h
	include/asm-x86/gpio.h
	include/asm-x86/idle.h
	include/asm-x86/kvm_host.h
	include/asm-x86/namei.h
	include/asm-x86/uaccess.h

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-06 16:15:57 +02:00

46 lines
1.0 KiB
C

#ifndef ASM_X86__IOMMU_H
#define ASM_X86__IOMMU_H
extern void pci_iommu_shutdown(void);
extern void no_iommu_init(void);
extern struct dma_mapping_ops nommu_dma_ops;
extern int force_iommu, no_iommu;
extern int iommu_detected;
extern unsigned long iommu_num_pages(unsigned long addr, unsigned long len);
#ifdef CONFIG_GART_IOMMU
extern int gart_iommu_aperture;
extern int gart_iommu_aperture_allowed;
extern int gart_iommu_aperture_disabled;
extern void early_gart_iommu_check(void);
extern void gart_iommu_init(void);
extern void gart_iommu_shutdown(void);
extern void __init gart_parse_options(char *);
extern void gart_iommu_hole_init(void);
#else
#define gart_iommu_aperture 0
#define gart_iommu_aperture_allowed 0
#define gart_iommu_aperture_disabled 1
static inline void early_gart_iommu_check(void)
{
}
static inline void gart_iommu_init(void)
{
}
static inline void gart_iommu_shutdown(void)
{
}
static inline void gart_parse_options(char *options)
{
}
static inline void gart_iommu_hole_init(void)
{
}
#endif
#endif /* ASM_X86__IOMMU_H */