x86/ia64: intel-iommu: move to drivers/iommu/

This should ease finding similarities with different platforms,
with the intention of solving problems once in a generic framework
which everyone can use.

Note: to move intel-iommu.c, the declaration of pci_find_upstream_pcie_bridge()
has to move from drivers/pci/pci.h to include/linux/pci.h. This is handled
in this patch, too.

As suggested, also drop DMAR's EXPERIMENTAL tag while we're at it.

Compile-tested on x86_64.

Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/iommu/intr_remapping.h b/drivers/iommu/intr_remapping.h
new file mode 100644
index 000000000000..5662fecfee60
--- /dev/null
+++ b/drivers/iommu/intr_remapping.h
@@ -0,0 +1,17 @@
+#include <linux/intel-iommu.h>
+
+struct ioapic_scope {
+        struct intel_iommu *iommu;
+        unsigned int id;
+        unsigned int bus;       /* PCI bus number */
+        unsigned int devfn;     /* PCI devfn number */
+};
+
+struct hpet_scope {
+        struct intel_iommu *iommu;
+        u8 id;
+        unsigned int bus;
+        unsigned int devfn;
+};
+
+#define IR_X2APIC_MODE(mode) (mode ? (1 << 11) : 0)