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-rw-r--r--arch/powerpc/kernel/msi.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 3bb7d3dd28b..0c16e2a854e 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -19,6 +19,10 @@ int arch_msi_check_device(struct pci_dev* dev, int nvec, int type)
return -ENOSYS;
}
+ /* PowerPC doesn't support multiple MSI yet */
+ if (type == PCI_CAP_ID_MSI && nvec > 1)
+ return 1;
+
if (ppc_md.msi_check_device) {
pr_debug("msi: Using platform check routine.\n");
return ppc_md.msi_check_device(dev, nvec, type);