1 files changed, 4 insertions, 5 deletions

diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c
index bdbd896c89d8..108d76fa8f1c 100644
--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -24,6 +24,7 @@
 #include <asm/ppc-pci.h>
 #include <asm/mpic.h>
 #include "fsl_msi.h"
+#include "fsl_pci.h"
 
 LIST_HEAD(msi_head);
 
@@ -125,13 +126,11 @@ static void fsl_compose_msi_msg(struct pci_dev *pdev, int hwirq,
 {
         struct fsl_msi *msi_data = fsl_msi_data;
         struct pci_controller *hose = pci_bus_to_host(pdev->bus);
-        u32 base = 0;
+        u64 base = fsl_pci_immrbar_base(hose);
 
-        pci_bus_read_config_dword(hose->bus,
-                PCI_DEVFN(0, 0), PCI_BASE_ADDRESS_0, &base);
+        msg->address_lo = msi_data->msi_addr_lo + lower_32_bits(base);
+        msg->address_hi = msi_data->msi_addr_hi + upper_32_bits(base);
 
-        msg->address_lo = msi_data->msi_addr_lo + base;
-        msg->address_hi = msi_data->msi_addr_hi;
         msg->data = hwirq;
 
         pr_debug("%s: allocated srs: %d, ibs: %d\n",