powerpc/cell/axon_msi: 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>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20211210221813.493922179@linutronix.de

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 79e2112..ac59aee 100644 (file)
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -199,7 +199,6 @@ out_error:
 static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg)
 {
        struct device_node *dn;
-       struct msi_desc *entry;
        int len;
        const u32 *prop;
 
@@ -209,10 +208,8 @@ static int setup_msi_msg_address(struct pci_dev *dev, struct msi_msg *msg)
                return -ENODEV;
        }
 
-       entry = first_pci_msi_entry(dev);
-
        for (; dn; dn = of_get_next_parent(dn)) {
-               if (entry->pci.msi_attrib.is_64) {
+               if (!dev->no_64bit_msi) {
                        prop = of_get_property(dn, "msi-address-64", &len);
                        if (prop)
                                break;