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authorMark McLoughlin <markmc@redhat.com>2008-11-20 15:49:47 +0000
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 11:57:35 +0100
commit99126f7ce14aff5f9371b2fa81fddb82be815794 (patch)
tree6876780b9b0cb94cbe2fd968e8ac44c4eeef5287 /drivers/pci
parent622ba12a4c2148999bda9b891bfd0c6ddcb6c57e (diff)
downloadop-kernel-dev-99126f7ce14aff5f9371b2fa81fddb82be815794.zip
op-kernel-dev-99126f7ce14aff5f9371b2fa81fddb82be815794.tar.gz
intel-iommu: move struct dmar_domain def out dma_remapping.h
Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/intel-iommu.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 26c5402..97c36b2 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -150,6 +150,24 @@ struct dma_pte {
(p).val |= ((addr) & VTD_PAGE_MASK); } while (0)
#define dma_pte_present(p) (((p).val & 3) != 0)
+struct dmar_domain {
+ int id; /* domain id */
+ struct intel_iommu *iommu; /* back pointer to owning iommu */
+
+ struct list_head devices; /* all devices' list */
+ struct iova_domain iovad; /* iova's that belong to this domain */
+
+ struct dma_pte *pgd; /* virtual address */
+ spinlock_t mapping_lock; /* page table lock */
+ int gaw; /* max guest address width */
+
+ /* adjusted guest address width, 0 is level 2 30-bit */
+ int agaw;
+
+#define DOMAIN_FLAG_MULTIPLE_DEVICES 1
+ int flags;
+};
+
static void flush_unmaps_timeout(unsigned long data);
DEFINE_TIMER(unmap_timer, flush_unmaps_timeout, 0, 0);
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