[PATCH 04/10] pci: Introduce virPCIDeviceIOMMUGroupIterate()

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This is a straightforward wrapper around
virPCIDeviceAddressIOMMUGroupIterate() that will make some code less
awkward to write later on.
---
 src/libvirt_private.syms |  1 +
 src/util/virpci.c        | 26 ++++++++++++++++++++++++++
 src/util/virpci.h        |  8 ++++++--
 3 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index c1fd9f6..f8aaa4c 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1967,6 +1967,7 @@ virPCIDeviceGetStubDriver;
 virPCIDeviceGetUnbindFromStub;
 virPCIDeviceGetUsedBy;
 virPCIDeviceHasPCIExpressLink;
+virPCIDeviceIOMMUGroupIterate;
 virPCIDeviceIsAssignable;
 virPCIDeviceIsPCIExpress;
 virPCIDeviceListAdd;
diff --git a/src/util/virpci.c b/src/util/virpci.c
index e82583a..d3b2c7e 100644
--- a/src/util/virpci.c
+++ b/src/util/virpci.c
@@ -1786,6 +1786,32 @@ void virPCIDeviceReattachInit(virPCIDevicePtr pci)
     pci->reprobe = true;
 }
 
+/**
+ * virPCIDeviceIOMMUGroupIterate:
+ * @dev: PCI device
+ * @actor: function to be called for all PCI addresses in @dev's IOMMU group
+ * @opaque: data passed as the last parameter to @actor
+ *
+ * Convenience wrapper around virPCIDeviceAddressIOMMUGroupIterate().
+ *
+ * Behaves exactly the same, except it takes a virPCIDevicePtr instead of a
+ * virPCIDeviceAddressPtr as its first argument.
+ *
+ * Returns: 0 on success, <0 on failure.
+ */
+int
+virPCIDeviceIOMMUGroupIterate(virPCIDevicePtr dev,
+                              virPCIDeviceAddressActor actor,
+                              void *opaque)
+{
+    virPCIDeviceAddress devAddr = { dev->domain, dev->bus,
+                                    dev->slot, dev->function };
+
+    return virPCIDeviceAddressIOMMUGroupIterate(&devAddr,
+                                                actor,
+                                                opaque);
+}
+
 
 virPCIDeviceListPtr
 virPCIDeviceListNew(void)
diff --git a/src/util/virpci.h b/src/util/virpci.h
index c7bdb58..87400e0 100644
--- a/src/util/virpci.h
+++ b/src/util/virpci.h
@@ -120,6 +120,12 @@ void virPCIDeviceSetReprobe(virPCIDevice *dev,
                             bool reprobe);
 void virPCIDeviceReattachInit(virPCIDevice *dev);
 
+typedef int (*virPCIDeviceAddressActor)(virPCIDeviceAddress *addr,
+                                        void *opaque);
+int virPCIDeviceIOMMUGroupIterate(virPCIDevicePtr dev,
+                                  virPCIDeviceAddressActor actor,
+                                  void *opaque);
+
 
 virPCIDeviceListPtr virPCIDeviceListNew(void);
 int  virPCIDeviceListAdd(virPCIDeviceListPtr list,
@@ -158,8 +164,6 @@ int virPCIDeviceFileIterate(virPCIDevicePtr dev,
                             virPCIDeviceFileActor actor,
                             void *opaque);
 
-typedef int (*virPCIDeviceAddressActor)(virPCIDeviceAddress *addr,
-                                        void *opaque);
 int virPCIDeviceAddressIOMMUGroupIterate(virPCIDeviceAddressPtr orig,
                                          virPCIDeviceAddressActor actor,
                                          void *opaque);
-- 
2.5.0

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