1 files changed, 7 insertions, 1 deletions

diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index be0176912968..20de72791b97 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -515,11 +515,17 @@ tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
  * use the GART mapped mode.
  */
 static u64
-tioca_dma_map(struct pci_dev *pdev, u64 paddr, size_t byte_count)
+tioca_dma_map(struct pci_dev *pdev, u64 paddr, size_t byte_count, int dma_flags)
 {
         u64 mapaddr;
 
         /*
+         * Not supported for now ...
+         */
+        if (dma_flags & SN_DMA_MSI)
+                return 0;
+
+        /*
          * If card is 64 or 48 bit addresable, use a direct mapping.  32
          * bit direct is so restrictive w.r.t. where the memory resides that
          * we don't use it even though CA has some support.