[PATCH ats_vtd v5 13/22] intel_iommu: implement the get_address_space_pasid iommu operation

[CLEMENT MATHIEU--DRIF]

From: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>

Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
---
 hw/i386/intel_iommu.c         | 13 ++++++++++---
 include/hw/i386/intel_iommu.h |  2 +-
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 2a78fc823f..e047d2ca83 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -5438,7 +5438,7 @@ static const MemoryRegionOps vtd_mem_ir_fault_ops = {
 };
 
 VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, PCIBus *bus,
-                                 int devfn, unsigned int pasid)
+                                 int devfn, uint32_t pasid)
 {
     /*
      * We can't simply use sid here since the bus number might not be
@@ -5995,19 +5995,26 @@ static void vtd_reset(DeviceState *dev)
     vtd_refresh_pasid_bind(s);
 }
 
-static AddressSpace *vtd_host_dma_iommu(PCIBus *bus, void *opaque, int devfn)
+static AddressSpace *vtd_host_dma_iommu_pasid(PCIBus *bus, void *opaque,
+                                              int devfn, uint32_t pasid)
 {
     IntelIOMMUState *s = opaque;
     VTDAddressSpace *vtd_as;
 
     assert(0 <= devfn && devfn < PCI_DEVFN_MAX);
 
-    vtd_as = vtd_find_add_as(s, bus, devfn, PCI_NO_PASID);
+    vtd_as = vtd_find_add_as(s, bus, devfn, pasid);
     return &vtd_as->as;
 }
 
+static AddressSpace *vtd_host_dma_iommu(PCIBus *bus, void *opaque, int devfn)
+{
+    return vtd_host_dma_iommu_pasid(bus, opaque, devfn, PCI_NO_PASID);
+}
+
 static PCIIOMMUOps vtd_iommu_ops = {
     .get_address_space = vtd_host_dma_iommu,
+    .get_address_space_pasid = vtd_host_dma_iommu_pasid,
     .set_iommu_device = vtd_dev_set_iommu_device,
     .unset_iommu_device = vtd_dev_unset_iommu_device,
 };
diff --git a/include/hw/i386/intel_iommu.h b/include/hw/i386/intel_iommu.h
index b32d711802..e334a3de6d 100644
--- a/include/hw/i386/intel_iommu.h
+++ b/include/hw/i386/intel_iommu.h
@@ -325,6 +325,6 @@ struct IntelIOMMUState {
  * create a new one if none exists
  */
 VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, PCIBus *bus,
-                                 int devfn, unsigned int pasid);
+                                 int devfn, uint32_t pasid);
 
 #endif
-- 
2.45.2