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virtio-blk: add msi support. 

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Gerd Hoffmann 2009-08-12 12:47:24 +02:00 committed by Anthony Liguori
parent aa7116cbc8
commit 177539e06d
2 changed files with 10 additions and 2 deletions
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4
hw/pc.c
View File

@ -1495,6 +1495,10 @@ static QEMUMachine pc_machine_v0_10 = {
.driver = "virtio-net-pci", .driver = "virtio-net-pci",
.property = "vectors", .property = "vectors",
.value = stringify(0), .value = stringify(0),
},{
.driver = "virtio-blk-pci",
.property = "vectors",
.value = stringify(0),
}, },
{ /* end of list */ } { /* end of list */ }
}, },

6
hw/virtio-pci.c
View File

@ -437,10 +437,13 @@ static void virtio_blk_init_pci(PCIDevice *pci_dev)
fprintf(stderr, "drive property not set\n"); fprintf(stderr, "drive property not set\n");
} }
vdev = virtio_blk_init(&pci_dev->qdev, proxy->dinfo); vdev = virtio_blk_init(&pci_dev->qdev, proxy->dinfo);
vdev->nvectors = proxy->nvectors;
virtio_init_pci(proxy, vdev, virtio_init_pci(proxy, vdev,
PCI_VENDOR_ID_REDHAT_QUMRANET, PCI_VENDOR_ID_REDHAT_QUMRANET,
PCI_DEVICE_ID_VIRTIO_BLOCK, PCI_DEVICE_ID_VIRTIO_BLOCK,
proxy->class_code, 0x00); proxy->class_code, 0x00);
/* make the actual value visible */
proxy->nvectors = vdev->nvectors;
} }
static void virtio_console_init_pci(PCIDevice *pci_dev) static void virtio_console_init_pci(PCIDevice *pci_dev)
@ -504,6 +507,7 @@ static PCIDeviceInfo virtio_info[] = {
.qdev.props = (Property[]) { .qdev.props = (Property[]) {
DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0), DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_PROP_DRIVE("drive", VirtIOPCIProxy, dinfo), DEFINE_PROP_DRIVE("drive", VirtIOPCIProxy, dinfo),
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
DEFINE_PROP_END_OF_LIST(), DEFINE_PROP_END_OF_LIST(),
}, },
},{ },{
@ -511,7 +515,7 @@ static PCIDeviceInfo virtio_info[] = {
.qdev.size = sizeof(VirtIOPCIProxy), .qdev.size = sizeof(VirtIOPCIProxy),
.init = virtio_net_init_pci, .init = virtio_net_init_pci,
.qdev.props = (Property[]) { .qdev.props = (Property[]) {
DEFINE_PROP_HEX32("vectors", VirtIOPCIProxy, nvectors, DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
NIC_NVECTORS_UNSPECIFIED), NIC_NVECTORS_UNSPECIFIED),
DEFINE_PROP_END_OF_LIST(), DEFINE_PROP_END_OF_LIST(),
}, },