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Diffstat (limited to 'arch/ia64/kernel/pci-dma.c')
-rw-r--r--arch/ia64/kernel/pci-dma.c49
1 files changed, 31 insertions, 18 deletions
diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c
index 640669eba5d4..b30209ec8c6e 100644
--- a/arch/ia64/kernel/pci-dma.c
+++ b/arch/ia64/kernel/pci-dma.c
@@ -41,21 +41,7 @@ struct device fallback_dev = {
.dma_mask = &fallback_dev.coherent_dma_mask,
};
-extern struct dma_mapping_ops vtd_dma_ops;
-
-void __init pci_iommu_alloc(void)
-{
- dma_ops = &vtd_dma_ops;
- /*
- * 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)
{
@@ -81,10 +67,10 @@ iommu_dma_init(void)
int iommu_dma_supported(struct device *dev, u64 mask)
{
- struct dma_mapping_ops *ops = platform_dma_get_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.
@@ -113,4 +99,31 @@ int iommu_dma_supported(struct device *dev, u64 mask)
}
EXPORT_SYMBOL(iommu_dma_supported);
+static int vtd_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
+{
+ return 0;
+}
+
+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;
+ dma_ops->mapping_error = vtd_dma_mapping_error;
+
+ /*
+ * The order of these functions is important for
+ * fall-back/fail-over reasons
+ */
+ detect_intel_iommu();
+
+#ifdef CONFIG_SWIOTLB
+ pci_swiotlb_init();
+#endif
+}
+
#endif