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x86/pci/XEN: Use PCI device property
instead of fiddling with MSI descriptors. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20211210221813.311410967@linutronix.de
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@ -399,9 +399,7 @@ static void xen_teardown_msi_irqs(struct pci_dev *dev)
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static void xen_pv_teardown_msi_irqs(struct pci_dev *dev)
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{
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struct msi_desc *msidesc = first_pci_msi_entry(dev);
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if (msidesc->pci.msi_attrib.is_msix)
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if (dev->msix_enabled)
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xen_pci_frontend_disable_msix(dev);
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else
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xen_pci_frontend_disable_msi(dev);
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@ -417,10 +415,7 @@ static int xen_msi_domain_alloc_irqs(struct irq_domain *domain,
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if (WARN_ON_ONCE(!dev_is_pci(dev)))
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return -EINVAL;
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if (first_msi_entry(dev)->pci.msi_attrib.is_msix)
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type = PCI_CAP_ID_MSIX;
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else
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type = PCI_CAP_ID_MSI;
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type = to_pci_dev(dev)->msix_enabled ? PCI_CAP_ID_MSIX : PCI_CAP_ID_MSI;
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return xen_msi_ops.setup_msi_irqs(to_pci_dev(dev), nvec, type);
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}
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