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authorJoerg Roedel <joerg.roedel@amd.com>2008-12-03 17:00:17 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 14:11:56 +0100
commit26961efe0dab9ca73f8fc3b6137b814252e04972 (patch)
tree583ac900610279c4103aac5b1112cc9052d3855e /arch
parent645c4c8d7289a718c9c828ec217f2b94e3b3e6ff (diff)
AMD IOMMU: register functions for the IOMMU API
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/amd_iommu.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index b599e80051fc..d9b651c01186 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -41,6 +41,10 @@ static DEFINE_RWLOCK(amd_iommu_devtable_lock);
static LIST_HEAD(iommu_pd_list);
static DEFINE_SPINLOCK(iommu_pd_list_lock);
+#ifdef CONFIG_IOMMU_API
+static struct iommu_ops amd_iommu_ops;
+#endif
+
/*
* general struct to manage commands send to an IOMMU
*/
@@ -1593,6 +1597,10 @@ int __init amd_iommu_init_dma_ops(void)
/* Make the driver finally visible to the drivers */
dma_ops = &amd_iommu_dma_ops;
+#ifdef CONFIG_IOMMU_API
+ register_iommu(&amd_iommu_ops);
+#endif
+
bus_register_notifier(&pci_bus_type, &device_nb);
return 0;
@@ -1819,4 +1827,14 @@ static phys_addr_t amd_iommu_iova_to_phys(struct iommu_domain *dom,
return paddr;
}
+static struct iommu_ops amd_iommu_ops = {
+ .domain_init = amd_iommu_domain_init,
+ .domain_destroy = amd_iommu_domain_destroy,
+ .attach_dev = amd_iommu_attach_device,
+ .detach_dev = amd_iommu_detach_device,
+ .map = amd_iommu_map_range,
+ .unmap = amd_iommu_unmap_range,
+ .iova_to_phys = amd_iommu_iova_to_phys,
+};
+
#endif