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pcie_sriov: Make a PCI device with user-created VF ARI-capable

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Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20250314-sriov-v9-9-57dae8ae3ab5@daynix.com>
Tested-by: Yui Washizu <yui.washidu@gmail.com>
Tested-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Akihiko Odaki 2025-03-14 15:14:58 +09:00 • committed by Michael S. Tsirkin
parent 6f9bebf1dc
commit d0c280d3fa
4 changed files with 24 additions and 10 deletions
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8
hw/pci/pcie_sriov.c
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@ -245,6 +245,7 @@ int16_t pcie_sriov_pf_init_from_user_created_vfs(PCIDevice *dev,
PCIDevice **vfs;
BusState *bus = qdev_get_parent_bus(DEVICE(dev));
uint16_t ven_id = pci_get_word(dev->config + PCI_VENDOR_ID);
uint16_t size = PCI_EXT_CAP_SRIOV_SIZEOF;
uint16_t vf_dev_id;
uint16_t vf_offset;
uint16_t vf_stride;
@ -311,6 +312,11 @@ int16_t pcie_sriov_pf_init_from_user_created_vfs(PCIDevice *dev,
return -1;
}
if (!pcie_find_capability(dev, PCI_EXT_CAP_ID_ARI)) {
pcie_ari_init(dev, offset + size);
size += PCI_ARI_SIZEOF;
}
for (i = 0; i < pf->len; i++) {
vfs[i]->exp.sriov_vf.pf = dev;
vfs[i]->exp.sriov_vf.vf_number = i;
@ -331,7 +337,7 @@ int16_t pcie_sriov_pf_init_from_user_created_vfs(PCIDevice *dev,
}
}
return PCI_EXT_CAP_SRIOV_SIZEOF;
return size;
}
bool pcie_sriov_register_device(PCIDevice *dev, Error **errp)