[PATCH V2 23/45] vfio/pci: export MSI functions

[Steve Sistare <steven.sistare@oracle.com>]

Export various MSI functions, for use by CPR in subsequent patches.
No functional change.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
---
 hw/vfio/pci.c | 21 ++++++++++-----------
 hw/vfio/pci.h | 12 ++++++++++++
 2 files changed, 22 insertions(+), 11 deletions(-)

diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index fd51b9e..29a5b3d 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -277,7 +277,7 @@ static void vfio_irqchip_change(Notifier *notify, void *data)
     vfio_intx_update(vdev, &vdev->intx.route);
 }
 
-static bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
+bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
 {
     uint8_t pin = vfio_pci_read_config(&vdev->pdev, PCI_INTERRUPT_PIN, 1);
     Error *err = NULL;
@@ -351,7 +351,7 @@ static void vfio_intx_disable(VFIOPCIDevice *vdev)
 /*
  * MSI/X
  */
-static void vfio_msi_interrupt(void *opaque)
+void vfio_msi_interrupt(void *opaque)
 {
     VFIOMSIVector *vector = opaque;
     VFIOPCIDevice *vdev = vector->vdev;
@@ -474,8 +474,8 @@ static int vfio_enable_vectors(VFIOPCIDevice *vdev, bool msix)
     return ret;
 }
 
-static void vfio_add_kvm_msi_virq(VFIOPCIDevice *vdev, VFIOMSIVector *vector,
-                                  int vector_n, bool msix)
+void vfio_add_kvm_msi_virq(VFIOPCIDevice *vdev, VFIOMSIVector *vector,
+                           int vector_n, bool msix)
 {
     if ((msix && vdev->no_kvm_msix) || (!msix && vdev->no_kvm_msi)) {
         return;
@@ -529,7 +529,7 @@ static void vfio_update_kvm_msi_virq(VFIOMSIVector *vector, MSIMessage msg,
     kvm_irqchip_commit_routes(kvm_state);
 }
 
-static void vfio_vector_init(VFIOPCIDevice *vdev, int nr)
+void vfio_vector_init(VFIOPCIDevice *vdev, int nr)
 {
     VFIOMSIVector *vector = &vdev->msi_vectors[nr];
     PCIDevice *pdev = &vdev->pdev;
@@ -640,13 +640,12 @@ static int vfio_msix_vector_do_use(PCIDevice *pdev, unsigned int nr,
     return 0;
 }
 
-static int vfio_msix_vector_use(PCIDevice *pdev,
-                                unsigned int nr, MSIMessage msg)
+int vfio_msix_vector_use(PCIDevice *pdev, unsigned int nr, MSIMessage msg)
 {
     return vfio_msix_vector_do_use(pdev, nr, &msg, vfio_msi_interrupt);
 }
 
-static void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr)
+void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr)
 {
     VFIOPCIDevice *vdev = VFIO_PCI(pdev);
     VFIOMSIVector *vector = &vdev->msi_vectors[nr];
@@ -673,14 +672,14 @@ static void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr)
     }
 }
 
-static void vfio_prepare_kvm_msi_virq_batch(VFIOPCIDevice *vdev)
+void vfio_prepare_kvm_msi_virq_batch(VFIOPCIDevice *vdev)
 {
     assert(!vdev->defer_kvm_irq_routing);
     vdev->defer_kvm_irq_routing = true;
     vfio_route_change = kvm_irqchip_begin_route_changes(kvm_state);
 }
 
-static void vfio_commit_kvm_msi_virq_batch(VFIOPCIDevice *vdev)
+void vfio_commit_kvm_msi_virq_batch(VFIOPCIDevice *vdev)
 {
     int i;
 
@@ -2587,7 +2586,7 @@ static Object *vfio_pci_get_object(VFIODevice *vbasedev)
     return OBJECT(vdev);
 }
 
-static bool vfio_msix_present(void *opaque, int version_id)
+bool vfio_msix_present(void *opaque, int version_id)
 {
     PCIDevice *pdev = opaque;
 
diff --git a/hw/vfio/pci.h b/hw/vfio/pci.h
index 43c1666..49faf57 100644
--- a/hw/vfio/pci.h
+++ b/hw/vfio/pci.h
@@ -197,6 +197,18 @@ static inline bool vfio_is_vga(VFIOPCIDevice *vdev)
     return class == PCI_CLASS_DISPLAY_VGA;
 }
 
+/* MSI/MSI-X/INTx */
+void vfio_vector_init(VFIOPCIDevice *vdev, int nr);
+void vfio_msi_interrupt(void *opaque);
+void vfio_add_kvm_msi_virq(VFIOPCIDevice *vdev, VFIOMSIVector *vector,
+                           int vector_n, bool msix);
+int vfio_msix_vector_use(PCIDevice *pdev, unsigned int nr, MSIMessage msg);
+void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr);
+bool vfio_msix_present(void *opaque, int version_id);
+void vfio_prepare_kvm_msi_virq_batch(VFIOPCIDevice *vdev);
+void vfio_commit_kvm_msi_virq_batch(VFIOPCIDevice *vdev);
+bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp);
+
 uint32_t vfio_pci_read_config(PCIDevice *pdev, uint32_t addr, int len);
 void vfio_pci_write_config(PCIDevice *pdev,
                            uint32_t addr, uint32_t val, int len);
-- 
1.8.3.1