Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

[pandora-kernel.git] / arch / ia64 / kernel / pci-dma.c

diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index d0ada06..e4cb443 100644 (file)
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -32,9 +32,6 @@ int force_iommu __read_mostly = 1;
 int force_iommu __read_mostly;
 #endif
 
-/* Set this to 1 if there is a HW IOMMU in the system */
-int iommu_detected __read_mostly;
-
 /* Dummy device used for NULL arguments (normally ISA). Better would
    be probably a smaller DMA mask, but this is bug-to-bug compatible
    to i386. */
@@ -44,18 +41,7 @@ struct device fallback_dev = {
        .dma_mask = &fallback_dev.coherent_dma_mask,
 };
 
-void __init pci_iommu_alloc(void)
-{
-       /*
-        * The order of these functions is important for
-        * fall-back/fail-over reasons
-        */
-       detect_intel_iommu();
-
-#ifdef CONFIG_SWIOTLB
-       pci_swiotlb_init();
-#endif
-}
+extern struct dma_map_ops intel_dma_ops;
 
 static int __init pci_iommu_init(void)
 {
@@ -79,15 +65,12 @@ iommu_dma_init(void)
        return;
 }
 
-struct dma_mapping_ops *dma_ops;
-EXPORT_SYMBOL(dma_ops);
-
 int iommu_dma_supported(struct device *dev, u64 mask)
 {
-       struct dma_mapping_ops *ops = get_dma_ops(dev);
+       struct dma_map_ops *ops = platform_dma_get_ops(dev);
 
-       if (ops->dma_supported_op)
-               return ops->dma_supported_op(dev, mask);
+       if (ops->dma_supported)
+               return ops->dma_supported(dev, mask);
 
        /* Copied from i386. Doesn't make much sense, because it will
           only work for pci_alloc_coherent.
@@ -116,4 +99,25 @@ int iommu_dma_supported(struct device *dev, u64 mask)
 }
 EXPORT_SYMBOL(iommu_dma_supported);
 
+void __init pci_iommu_alloc(void)
+{
+       dma_ops = &intel_dma_ops;
+
+       dma_ops->sync_single_for_cpu = machvec_dma_sync_single;
+       dma_ops->sync_sg_for_cpu = machvec_dma_sync_sg;
+       dma_ops->sync_single_for_device = machvec_dma_sync_single;
+       dma_ops->sync_sg_for_device = machvec_dma_sync_sg;
+       dma_ops->dma_supported = iommu_dma_supported;
+
+       /*
+        * The order of these functions is important for
+        * fall-back/fail-over reasons
+        */
+       detect_intel_iommu();
+
+#ifdef CONFIG_SWIOTLB
+       pci_swiotlb_init();
+#endif
+}
+
 #endif