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pcie: Add a helper to the SR/IOV API

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Convenience function for retrieving the PCIDevice object of the N-th VF.

Signed-off-by: Łukasz Gieryk <lukasz.gieryk@linux.intel.com>
Reviewed-by: Knut Omang <knuto@ifi.uio.no>
Message-Id: <20220217174504.1051716-4-lukasz.maniak@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Łukasz Gieryk 2022-02-17 18:44:52 +01:00 • committed by Michael S. Tsirkin
parent 2503461691
commit 69387f4915
2 changed files with 15 additions and 1 deletions
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10
hw/pci/pcie_sriov.c
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@ -287,8 +287,16 @@ uint16_t pcie_sriov_vf_number(PCIDevice *dev)
return dev->exp.sriov_vf.vf_number;
}
PCIDevice *pcie_sriov_get_pf(PCIDevice *dev)
{
return dev->exp.sriov_vf.pf;
}
PCIDevice *pcie_sriov_get_vf_at_index(PCIDevice *dev, int n)
{
assert(!pci_is_vf(dev));
if (n < dev->exp.sriov_pf.num_vfs) {
return dev->exp.sriov_pf.vf[n];
}
return NULL;
}