[tip: irq/msi] powerpc/cell/axon_msi: Use PCI device property

tip-bot2 for Thomas Gleixner
2021-12-16T21:43:09Z

The following commit has been merged into the irq/msi branch of tip:

Commit-ID: d8a530578b166f3ec55d453b8b4b49599bd39884
Gitweb: https://git.kernel.org/tip/d8a530578b166f3ec55d453b8b4b49599bd39884
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Fri, 10 Dec 2021 23:18:51 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 16 Dec 2021 22:16:38 +01:00

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

---
arch/powerpc/platforms/cell/axon_msi.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index 79e2112..ac59aee 100644
--- 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;