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[PATCH RFC v2 09/12] pcie_sriov: Check PCI Express for SR-IOV PF
From: |
Akihiko Odaki |
Subject: |
[PATCH RFC v2 09/12] pcie_sriov: Check PCI Express for SR-IOV PF |
Date: |
Sun, 10 Dec 2023 13:05:52 +0900 |
SR-IOV requires PCI Express.
Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
hw/pci/pcie_sriov.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/pci/pcie_sriov.c b/hw/pci/pcie_sriov.c
index 160dfc84ec..8272916cf3 100644
--- a/hw/pci/pcie_sriov.c
+++ b/hw/pci/pcie_sriov.c
@@ -46,6 +46,11 @@ 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 a SR-IOV PF and a VF at the same
time");
return false;
--
2.43.0
- Re: [PATCH RFC v2 01/12] hw/pci: Initialize PCI multifunction after realization, (continued)
- [PATCH RFC v2 02/12] hw/pci: Determine if rombar is explicitly enabled, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 03/12] hw/pci: Do not add ROM BAR for SR-IOV VF, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 04/12] vfio: Avoid inspecting option QDict for rombar, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 05/12] hw/qdev: Remove opts member, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 06/12] pcie_sriov: Reuse SR-IOV VF device instances, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 07/12] pcie_sriov: Release VFs failed to realize, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 08/12] pcie_sriov: Ensure PF and VF are mutually exclusive, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 09/12] pcie_sriov: Check PCI Express for SR-IOV PF,
Akihiko Odaki <=
- [PATCH RFC v2 10/12] pcie_sriov: Allow user to create SR-IOV device, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 11/12] virtio-pci: Implement SR-IOV PF, Akihiko Odaki, 2023/12/09
- [PATCH RFC v2 12/12] virtio-net: Implement SR-IOV VF, Akihiko Odaki, 2023/12/09
- Re: [PATCH RFC v2 00/12] virtio-net: add support for SR-IOV emulation, Jason Wang, 2023/12/10
Re: [PATCH RFC v2 00/12] virtio-net: add support for SR-IOV emulation, Yui Washizu, 2023/12/19