Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...

[linux-2.6-omap-h63xx.git] / arch / ia64 / sn / pci / pcibr / pcibr_dma.c

diff --git a/arch/ia64/sn/pci/pcibr/pcibr_dma.c b/arch/ia64/sn/pci/pcibr/pcibr_dma.c
index 1ee977fb6ebb8ab3d33fdf7cd184994b41856522..e626e50a938a3ce91b2d9926f06d036d63f29609 100644 (file)
--- a/arch/ia64/sn/pci/pcibr/pcibr_dma.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_dma.c
@@ -96,10 +96,14 @@ pcibr_dmamap_ate32(struct pcidev_info *info,
        }
 
        /*
-        * If we're mapping for MSI, set the MSI bit in the ATE
+        * If we're mapping for MSI, set the MSI bit in the ATE.  If it's a
+        * TIOCP based pci bus, we also need to set the PIO bit in the ATE.
         */
-       if (dma_flags & SN_DMA_MSI)
+       if (dma_flags & SN_DMA_MSI) {
                ate |= PCI32_ATE_MSI;
+               if (IS_TIOCP_SOFT(pcibus_info))
+                       ate |= PCI32_ATE_PIO;
+       }
 
        ate_write(pcibus_info, ate_index, ate_count, ate);
 
@@ -197,7 +201,7 @@ pcibr_dmatrans_direct32(struct pcidev_info * info,
 }
 
 /*
- * Wrapper routine for free'ing DMA maps
+ * Wrapper routine for freeing DMA maps
  * DMA mappings for Direct 64 and 32 do not have any DMA maps.
  */
 void