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Diffstat (limited to 'include/asm-x86/iommu.h')
-rw-r--r--include/asm-x86/iommu.h40
1 files changed, 27 insertions, 13 deletions
diff --git a/include/asm-x86/iommu.h b/include/asm-x86/iommu.h
index 07862fdd23c0..ecc8061904a9 100644
--- a/include/asm-x86/iommu.h
+++ b/include/asm-x86/iommu.h
@@ -1,29 +1,43 @@
1#ifndef _ASM_X8664_GART_H 1#ifndef _ASM_X8664_IOMMU_H
2#define _ASM_X8664_GART_H 1 2#define _ASM_X8664_IOMMU_H 1
3 3
4extern void pci_iommu_shutdown(void); 4extern void pci_iommu_shutdown(void);
5extern void no_iommu_init(void); 5extern void no_iommu_init(void);
6extern struct dma_mapping_ops nommu_dma_ops;
6extern int force_iommu, no_iommu; 7extern int force_iommu, no_iommu;
7extern int iommu_detected; 8extern int iommu_detected;
8#ifdef CONFIG_IOMMU 9
10#ifdef CONFIG_GART_IOMMU
11extern int gart_iommu_aperture;
12extern int gart_iommu_aperture_allowed;
13extern int gart_iommu_aperture_disabled;
14
15extern void early_gart_iommu_check(void);
9extern void gart_iommu_init(void); 16extern void gart_iommu_init(void);
10extern void gart_iommu_shutdown(void); 17extern void gart_iommu_shutdown(void);
11extern void __init gart_parse_options(char *); 18extern void __init gart_parse_options(char *);
12extern void iommu_hole_init(void); 19extern void gart_iommu_hole_init(void);
13extern int fallback_aper_order; 20
14extern int fallback_aper_force;
15extern int iommu_aperture;
16extern int iommu_aperture_allowed;
17extern int iommu_aperture_disabled;
18extern int fix_aperture;
19#else 21#else
20#define iommu_aperture 0 22#define gart_iommu_aperture 0
21#define iommu_aperture_allowed 0 23#define gart_iommu_aperture_allowed 0
24#define gart_iommu_aperture_disabled 1
22 25
26static inline void early_gart_iommu_check(void)
27{
28}
29static inline void gart_iommu_init(void)
30{
31}
23static inline void gart_iommu_shutdown(void) 32static inline void gart_iommu_shutdown(void)
24{ 33{
25} 34}
26 35static inline void gart_parse_options(char *options)
36{
37}
38static inline void gart_iommu_hole_init(void)
39{
40}
27#endif 41#endif
28 42
29#endif 43#endif