[PATCH for-10.1 09/32] vfio: Introduce a new header file for VFIOIOMMUFD declarations

[Cédric Le Goater]

Gather all VFIOIOMMUFD related declarations into "iommufd.h" to
reduce exposure of VFIO internals in "hw/vfio/vfio-common.h".

Signed-off-by: Cédric Le Goater <c...@redhat.com>
---
 hw/vfio/iommufd.h             | 29 +++++++++++++++++++++++++++++
 include/hw/vfio/vfio-common.h | 21 +++------------------
 hw/vfio/iommufd.c             |  1 +
 3 files changed, 33 insertions(+), 18 deletions(-)
 create mode 100644 hw/vfio/iommufd.h

diff --git a/hw/vfio/iommufd.h b/hw/vfio/iommufd.h
new file mode 100644
index 
0000000000000000000000000000000000000000..7d87994c4fadbc328b6ac7f9aee00469dd8808b0
--- /dev/null
+++ b/hw/vfio/iommufd.h
@@ -0,0 +1,29 @@
+/*
+ * VFIO iommufd
+ *
+ * Copyright Red Hat, Inc. 2025
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef HW_VFIO_IOMMUFD_H
+#define HW_VFIO_IOMMUFD_H
+
+
+typedef struct VFIOIOASHwpt {
+    uint32_t hwpt_id;
+    uint32_t hwpt_flags;
+    QLIST_HEAD(, VFIODevice) device_list;
+    QLIST_ENTRY(VFIOIOASHwpt) next;
+} VFIOIOASHwpt;
+
+typedef struct VFIOIOMMUFDContainer {
+    VFIOContainerBase bcontainer;
+    IOMMUFDBackend *be;
+    uint32_t ioas_id;
+    QLIST_HEAD(, VFIOIOASHwpt) hwpt_list;
+} VFIOIOMMUFDContainer;
+
+OBJECT_DECLARE_SIMPLE_TYPE(VFIOIOMMUFDContainer, VFIO_IOMMU_IOMMUFD);
+
+#endif /* HW_VFIO_IOMMUFD_H */
diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h
index 
3355c2d4e57569d7bb01b4d9378fb49a807335e8..8d48f5300a791d8858fe29d1bb905f814ef11990
 100644
--- a/include/hw/vfio/vfio-common.h
+++ b/include/hw/vfio/vfio-common.h
@@ -69,27 +69,12 @@ typedef struct VFIOContainer {
 
 OBJECT_DECLARE_SIMPLE_TYPE(VFIOContainer, VFIO_IOMMU_LEGACY);
 
-typedef struct IOMMUFDBackend IOMMUFDBackend;
-
-typedef struct VFIOIOASHwpt {
-    uint32_t hwpt_id;
-    uint32_t hwpt_flags;
-    QLIST_HEAD(, VFIODevice) device_list;
-    QLIST_ENTRY(VFIOIOASHwpt) next;
-} VFIOIOASHwpt;
-
-typedef struct VFIOIOMMUFDContainer {
-    VFIOContainerBase bcontainer;
-    IOMMUFDBackend *be;
-    uint32_t ioas_id;
-    QLIST_HEAD(, VFIOIOASHwpt) hwpt_list;
-} VFIOIOMMUFDContainer;
-
-OBJECT_DECLARE_SIMPLE_TYPE(VFIOIOMMUFDContainer, VFIO_IOMMU_IOMMUFD);
-
 typedef struct VFIODeviceOps VFIODeviceOps;
 typedef struct VFIOMigration VFIOMigration;
 
+typedef struct IOMMUFDBackend IOMMUFDBackend;
+typedef struct VFIOIOASHwpt VFIOIOASHwpt;
+
 typedef struct VFIODevice {
     QLIST_ENTRY(VFIODevice) next;
     QLIST_ENTRY(VFIODevice) container_next;
diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c
index 
2fb2a01ec6d29dbc284cfd9830c24e78ce560dd0..a219b6453037e2d4e0d12800ea25678885af98f8
 100644
--- a/hw/vfio/iommufd.c
+++ b/hw/vfio/iommufd.c
@@ -26,6 +26,7 @@
 #include "qemu/chardev_open.h"
 #include "pci.h"
 #include "migration.h"
+#include "iommufd.h"
 
 static int iommufd_cdev_map(const VFIOContainerBase *bcontainer, hwaddr iova,
                             ram_addr_t size, void *vaddr, bool readonly)
-- 
2.48.1