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pcie_sriov: Check PCI Express for SR-IOV PF 

SR-IOV requires PCI Express.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-Id: <20240715-sriov-v5-4-3f5539093ffc@daynix.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 2024-07-15 14:19:10 +09:00 committed by Michael S. Tsirkin
parent 78f9d7fd19
commit 47cc753e50
1 changed files with 5 additions and 0 deletions
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5
hw/pci/pcie_sriov.c
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@ -42,6 +42,11 @@ bool pcie_sriov_pf_init(PCIDevice *dev, uint16_t offset,
uint8_t *cfg = dev->config + offset;
uint8_t *wmask;
if (!pci_is_express(dev)) {
error_setg(errp, "PCI Express is required for SR-IOV PF");
return false;
}
if (pci_is_vf(dev)) {
error_setg(errp, "a device cannot be both an SR-IOV PF and a VF");
return false;