[PATCH] PCI: altix: msi support

[safe/jmp/linux-2.6] / arch / ia64 / sn / pci / tioca_provider.c

diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 7571a40..20de727 100644 (file)
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -377,7 +377,7 @@ tioca_dma_mapped(struct pci_dev *pdev, u64 paddr, size_t req_size)
        struct tioca_dmamap *ca_dmamap;
        void *map;
        unsigned long flags;
-       struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev);;
+       struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev);
 
        tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info;
        tioca_kern = (struct tioca_kernel *)tioca_common->ca_kernel_private;
@@ -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.