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-rw-r--r--include/asm-x86_64/proto.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-x86_64/proto.h b/include/asm-x86_64/proto.h
index 85255db1e82..b70aa0ccbe2 100644
--- a/include/asm-x86_64/proto.h
+++ b/include/asm-x86_64/proto.h
@@ -85,11 +85,13 @@ extern int exception_trace;
extern unsigned cpu_khz;
extern unsigned tsc_khz;
+extern void pci_iommu_shutdown(void);
extern void no_iommu_init(void);
extern int force_iommu, no_iommu;
extern int iommu_detected;
#ifdef CONFIG_IOMMU
extern void gart_iommu_init(void);
+extern void gart_iommu_shutdown(void);
extern void __init gart_parse_options(char *);
extern void iommu_hole_init(void);
extern int fallback_aper_order;
@@ -101,6 +103,11 @@ extern int fix_aperture;
#else
#define iommu_aperture 0
#define iommu_aperture_allowed 0
+
+static inline void gart_iommu_shutdown(void)
+{
+}
+
#endif
extern int reboot_force;