diff options
author | Shmulik Ladkani <shmulik.ladkani@ravellosystems.com> | 2015-12-24 09:17:39 +0200 |
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committer | Jason Wang <jasowang@redhat.com> | 2016-01-11 11:01:35 +0800 |
commit | f713d4d2f1b9babc88cbae8802b93f2cc2eabf0c (patch) | |
tree | 4df7071eae72f906804ff8b31b720c000083abcb /hw/net | |
parent | b79f17a9bc20efa2bc572528b047f1a297bdac3c (diff) | |
download | qemu-f713d4d2f1b9babc88cbae8802b93f2cc2eabf0c.zip qemu-f713d4d2f1b9babc88cbae8802b93f2cc2eabf0c.tar.gz qemu-f713d4d2f1b9babc88cbae8802b93f2cc2eabf0c.tar.bz2 |
vmxnet3: The vmxnet3 device is a PCIE endpoint
Report the 'express endpoint' capability if on a PCIE bus.
Signed-off-by: Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/net')
-rw-r--r-- | hw/net/vmxnet3.c | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/hw/net/vmxnet3.c b/hw/net/vmxnet3.c index 3044711..4dc7519 100644 --- a/hw/net/vmxnet3.c +++ b/hw/net/vmxnet3.c @@ -40,7 +40,11 @@ #define VMXNET3_COMPAT_FLAG_OLD_MSI_OFFSETS_BIT 0 #define VMXNET3_COMPAT_FLAG_OLD_MSI_OFFSETS \ (1 << VMXNET3_COMPAT_FLAG_OLD_MSI_OFFSETS_BIT) +#define VMXNET3_COMPAT_FLAG_DISABLE_PCIE_BIT 1 +#define VMXNET3_COMPAT_FLAG_DISABLE_PCIE \ + (1 << VMXNET3_COMPAT_FLAG_DISABLE_PCIE_BIT) +#define VMXNET3_EXP_EP_OFFSET (0x48) #define VMXNET3_MSI_OFFSET(s) \ ((s)->compat_flags & VMXNET3_COMPAT_FLAG_OLD_MSI_OFFSETS ? 0x50 : 0x84) #define VMXNET3_MSIX_OFFSET(s) \ @@ -121,6 +125,7 @@ typedef struct VMXNET3Class { PCIDeviceClass parent_class; + DeviceRealize parent_dc_realize; } VMXNET3Class; #define TYPE_VMXNET3 "vmxnet3" @@ -2285,6 +2290,10 @@ static void vmxnet3_pci_realize(PCIDevice *pci_dev, Error **errp) vmxnet3_net_init(s); + if (pci_is_express(pci_dev) && pci_bus_is_express(pci_dev->bus)) { + pcie_endpoint_cap_init(pci_dev, VMXNET3_EXP_EP_OFFSET); + } + register_savevm(dev, "vmxnet3-msix", -1, 1, vmxnet3_msix_save, vmxnet3_msix_load, s); } @@ -2554,6 +2563,29 @@ static const VMStateInfo int_state_info = { .put = vmxnet3_put_int_state }; +static bool vmxnet3_vmstate_need_pcie_device(void *opaque) +{ + VMXNET3State *s = VMXNET3(opaque); + + return !(s->compat_flags & VMXNET3_COMPAT_FLAG_DISABLE_PCIE); +} + +static bool vmxnet3_vmstate_test_pci_device(void *opaque, int version_id) +{ + return !vmxnet3_vmstate_need_pcie_device(opaque); +} + +static const VMStateDescription vmstate_vmxnet3_pcie_device = { + .name = "vmxnet3/pcie", + .version_id = 1, + .minimum_version_id = 1, + .needed = vmxnet3_vmstate_need_pcie_device, + .fields = (VMStateField[]) { + VMSTATE_PCIE_DEVICE(parent_obj, VMXNET3State), + VMSTATE_END_OF_LIST() + } +}; + static const VMStateDescription vmstate_vmxnet3 = { .name = "vmxnet3", .version_id = 1, @@ -2561,7 +2593,9 @@ static const VMStateDescription vmstate_vmxnet3 = { .pre_save = vmxnet3_pre_save, .post_load = vmxnet3_post_load, .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(parent_obj, VMXNET3State), + VMSTATE_STRUCT_TEST(parent_obj, VMXNET3State, + vmxnet3_vmstate_test_pci_device, 0, + vmstate_pci_device, PCIDevice), VMSTATE_BOOL(rx_packets_compound, VMXNET3State), VMSTATE_BOOL(rx_vlan_stripping, VMXNET3State), VMSTATE_BOOL(lro_supported, VMXNET3State), @@ -2596,6 +2630,7 @@ static const VMStateDescription vmstate_vmxnet3 = { }, .subsections = (const VMStateDescription*[]) { &vmxstate_vmxnet3_mcast_list, + &vmstate_vmxnet3_pcie_device, NULL } }; @@ -2607,10 +2642,24 @@ static Property vmxnet3_properties[] = { DEFINE_PROP_END_OF_LIST(), }; +static void vmxnet3_realize(DeviceState *qdev, Error **errp) +{ + VMXNET3Class *vc = VMXNET3_DEVICE_GET_CLASS(qdev); + PCIDevice *pci_dev = PCI_DEVICE(qdev); + VMXNET3State *s = VMXNET3(qdev); + + if (!(s->compat_flags & VMXNET3_COMPAT_FLAG_DISABLE_PCIE)) { + pci_dev->cap_present |= QEMU_PCI_CAP_EXPRESS; + } + + vc->parent_dc_realize(qdev, errp); +} + static void vmxnet3_class_init(ObjectClass *class, void *data) { DeviceClass *dc = DEVICE_CLASS(class); PCIDeviceClass *c = PCI_DEVICE_CLASS(class); + VMXNET3Class *vc = VMXNET3_DEVICE_CLASS(class); c->realize = vmxnet3_pci_realize; c->exit = vmxnet3_pci_uninit; @@ -2620,6 +2669,8 @@ static void vmxnet3_class_init(ObjectClass *class, void *data) c->class_id = PCI_CLASS_NETWORK_ETHERNET; c->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE; c->subsystem_id = PCI_DEVICE_ID_VMWARE_VMXNET3; + vc->parent_dc_realize = dc->realize; + dc->realize = vmxnet3_realize; dc->desc = "VMWare Paravirtualized Ethernet v3"; dc->reset = vmxnet3_qdev_reset; dc->vmsd = &vmstate_vmxnet3; |