[patch V2 20/36] x86/pci/XEN: Use device MSI properties

[Thomas Gleixner <tglx@xxxxxxxxxxxxx>]

instead of fiddling with MSI descriptors.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
---
 arch/x86/pci/xen.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -399,9 +399,7 @@ static void xen_teardown_msi_irqs(struct
 
 static void xen_pv_teardown_msi_irqs(struct pci_dev *dev)
 {
-       struct msi_desc *msidesc = first_pci_msi_entry(dev);
-
-       if (msidesc->pci.msi_attrib.is_msix)
+       if (msi_device_has_property(&dev->dev, MSI_PROP_PCI_MSIX))
                xen_pci_frontend_disable_msix(dev);
        else
                xen_pci_frontend_disable_msi(dev);
@@ -417,7 +415,7 @@ static int xen_msi_domain_alloc_irqs(str
        if (WARN_ON_ONCE(!dev_is_pci(dev)))
                return -EINVAL;
 
-       if (first_msi_entry(dev)->pci.msi_attrib.is_msix)
+       if (msi_device_has_property(dev, MSI_PROP_PCI_MSIX))
                type = PCI_CAP_ID_MSIX;
        else
                type = PCI_CAP_ID_MSI;