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Diffstat (limited to 'arch/x86/include/asm/amd_iommu_proto.h')
-rw-r--r--arch/x86/include/asm/amd_iommu_proto.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/x86/include/asm/amd_iommu_proto.h b/arch/x86/include/asm/amd_iommu_proto.h
index 916bc8111a01..55d95eb789b3 100644
--- a/arch/x86/include/asm/amd_iommu_proto.h
+++ b/arch/x86/include/asm/amd_iommu_proto.h
@@ -19,13 +19,12 @@
#ifndef _ASM_X86_AMD_IOMMU_PROTO_H
#define _ASM_X86_AMD_IOMMU_PROTO_H
-struct amd_iommu;
+#include <asm/amd_iommu_types.h>
extern int amd_iommu_init_dma_ops(void);
extern int amd_iommu_init_passthrough(void);
+extern irqreturn_t amd_iommu_int_thread(int irq, void *data);
extern irqreturn_t amd_iommu_int_handler(int irq, void *data);
-extern void amd_iommu_flush_all_domains(void);
-extern void amd_iommu_flush_all_devices(void);
extern void amd_iommu_apply_erratum_63(u16 devid);
extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu);
extern int amd_iommu_init_devices(void);
@@ -44,4 +43,12 @@ static inline bool is_rd890_iommu(struct pci_dev *pdev)
(pdev->device == PCI_DEVICE_ID_RD890_IOMMU);
}
+static inline bool iommu_feature(struct amd_iommu *iommu, u64 f)
+{
+ if (!(iommu->cap & (1 << IOMMU_CAP_EFR)))
+ return false;
+
+ return !!(iommu->features & f);
+}
+
#endif /* _ASM_X86_AMD_IOMMU_PROTO_H */