X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sh%2Fdma-mapping.h;h=84fefdaa01a53d8863fb145d0ff39e416328a597;hb=cfa76f024f7c9e65169425804e5b32e71f66d0ee;hp=8d0867b98e05141ce77d5bb4f3837e3877e0c124;hpb=f0eef25339f92f7cd4aeea23d9ae97987a5a1e82;p=linux-2.6

diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h
index 8d0867b98e..84fefdaa01 100644
--- a/include/asm-sh/dma-mapping.h
+++ b/include/asm-sh/dma-mapping.h
@@ -53,6 +53,10 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 	consistent_free(vaddr, size);
 }
 
+#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
+#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
+#define dma_is_consistent(d, h) (1)
+
 static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
 				  enum dma_data_direction dir)
 {
@@ -65,11 +69,11 @@ static inline dma_addr_t dma_map_single(struct device *dev,
 {
 #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
 	if (dev->bus == &pci_bus_type)
-		return virt_to_bus(ptr);
+		return virt_to_phys(ptr);
 #endif
 	dma_cache_sync(dev, ptr, size, dir);
 
-	return virt_to_bus(ptr);
+	return virt_to_phys(ptr);
 }
 
 #define dma_unmap_single(dev, addr, size, dir)	do { } while (0)
@@ -112,7 +116,7 @@ static inline void dma_sync_single(struct device *dev, dma_addr_t dma_handle,
 	if (dev->bus == &pci_bus_type)
 		return;
 #endif
-	dma_cache_sync(dev, bus_to_virt(dma_handle), size, dir);
+	dma_cache_sync(dev, phys_to_virt(dma_handle), size, dir);
 }
 
 static inline void dma_sync_single_range(struct device *dev,
@@ -124,7 +128,7 @@ static inline void dma_sync_single_range(struct device *dev,
 	if (dev->bus == &pci_bus_type)
 		return;
 #endif
-	dma_cache_sync(dev, bus_to_virt(dma_handle) + offset, size, dir);
+	dma_cache_sync(dev, phys_to_virt(dma_handle) + offset, size, dir);
 }
 
 static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg,
@@ -156,6 +160,25 @@ static inline void dma_sync_single_for_device(struct device *dev,
 	dma_sync_single(dev, dma_handle, size, dir);
 }
 
+static inline void dma_sync_single_range_for_cpu(struct device *dev,
+						 dma_addr_t dma_handle,
+						 unsigned long offset,
+						 size_t size,
+						 enum dma_data_direction direction)
+{
+	dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction);
+}
+
+static inline void dma_sync_single_range_for_device(struct device *dev,
+						    dma_addr_t dma_handle,
+						    unsigned long offset,
+						    size_t size,
+						    enum dma_data_direction direction)
+{
+	dma_sync_single_for_device(dev, dma_handle+offset, size, direction);
+}
+
+
 static inline void dma_sync_sg_for_cpu(struct device *dev,
 				       struct scatterlist *sg, int nelems,
 				       enum dma_data_direction dir)