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vfio-pci: make vfio-pci device more QOM conventional 

Define a TYPE_VFIO_PCI and drop DO_UPCAST.

Signed-off-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Li Qiang 2018-10-15 10:52:10 -06:00 committed by Alex Williamson
parent 4ebc0b613c
commit 2683ccd5be
1 changed files with 15 additions and 14 deletions
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29
hw/vfio/pci.c
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@ -37,6 +37,9 @@
#define MSIX_CAP_LENGTH 12
#define TYPE_VFIO_PCI "vfio-pci"
#define PCI_VFIO(obj) OBJECT_CHECK(VFIOPCIDevice, obj, TYPE_VFIO_PCI)
static void vfio_disable_interrupts(VFIOPCIDevice *vdev);
static void vfio_mmap_set_enabled(VFIOPCIDevice *vdev, bool enabled);
@ -222,7 +225,7 @@ static void vfio_intx_disable_kvm(VFIOPCIDevice *vdev)
static void vfio_intx_update(PCIDevice *pdev)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
PCIINTxRoute route;
Error *err = NULL;
@ -477,7 +480,7 @@ static void vfio_update_kvm_msi_virq(VFIOMSIVector *vector, MSIMessage msg,
static int vfio_msix_vector_do_use(PCIDevice *pdev, unsigned int nr,
MSIMessage *msg, IOHandler *handler)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
VFIOMSIVector *vector;
int ret;
@ -574,7 +577,7 @@ static int vfio_msix_vector_use(PCIDevice *pdev,
static void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
VFIOMSIVector *vector = &vdev->msi_vectors[nr];
trace_vfio_msix_vector_release(vdev->vbasedev.name, nr);
@ -1086,7 +1089,7 @@ static const MemoryRegionOps vfio_vga_ops = {
*/
static void vfio_sub_page_bar_update_mapping(PCIDevice *pdev, int bar)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
VFIORegion *region = &vdev->bars[bar].region;
MemoryRegion *mmap_mr, *region_mr, *base_mr;
PCIIORegion *r;
@ -1132,7 +1135,7 @@ static void vfio_sub_page_bar_update_mapping(PCIDevice *pdev, int bar)
*/
uint32_t vfio_pci_read_config(PCIDevice *pdev, uint32_t addr, int len)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
uint32_t emu_bits = 0, emu_val = 0, phys_val = 0, val;
memcpy(&emu_bits, vdev->emulated_config_bits + addr, len);
@ -1165,7 +1168,7 @@ 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)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
uint32_t val_le = cpu_to_le32(val);
trace_vfio_pci_write_config(vdev->vbasedev.name, addr, val, len);
@ -2801,7 +2804,7 @@ static void vfio_unregister_req_notifier(VFIOPCIDevice *vdev)
static void vfio_realize(PCIDevice *pdev, Error **errp)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
VFIODevice *vbasedev_iter;
VFIOGroup *group;
char *tmp, *subsys, group_path[PATH_MAX], *group_name;
@ -3088,8 +3091,7 @@ error:
static void vfio_instance_finalize(Object *obj)
{
PCIDevice *pci_dev = PCI_DEVICE(obj);
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pci_dev);
VFIOPCIDevice *vdev = PCI_VFIO(obj);
VFIOGroup *group = vdev->vbasedev.group;
vfio_display_finalize(vdev);
@ -3109,7 +3111,7 @@ static void vfio_instance_finalize(Object *obj)
static void vfio_exitfn(PCIDevice *pdev)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(pdev);
vfio_unregister_req_notifier(vdev);
vfio_unregister_err_notifier(vdev);
@ -3124,8 +3126,7 @@ static void vfio_exitfn(PCIDevice *pdev)
static void vfio_pci_reset(DeviceState *dev)
{
PCIDevice *pdev = DO_UPCAST(PCIDevice, qdev, dev);
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
VFIOPCIDevice *vdev = PCI_VFIO(dev);
trace_vfio_pci_reset(vdev->vbasedev.name);
@ -3165,7 +3166,7 @@ post_reset:
static void vfio_instance_init(Object *obj)
{
PCIDevice *pci_dev = PCI_DEVICE(obj);
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, PCI_DEVICE(obj));
VFIOPCIDevice *vdev = PCI_VFIO(obj);
device_add_bootindex_property(obj, &vdev->bootindex,
"bootindex", NULL,
@ -3249,7 +3250,7 @@ static void vfio_pci_dev_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo vfio_pci_dev_info = {
.name = "vfio-pci",
.name = TYPE_VFIO_PCI,
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(VFIOPCIDevice),
.class_init = vfio_pci_dev_class_init,