aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/msi.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kernel/msi.c')
-rw-r--r--arch/powerpc/kernel/msi.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index 3bb7d3dd28be..8bbc12d20f5c 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -9,6 +9,7 @@
#include <linux/kernel.h>
#include <linux/msi.h>
+#include <linux/pci.h>
#include <asm/machdep.h>
@@ -19,6 +20,10 @@ 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);