[SPARC64]: Add missing interfaces to dma-mapping.h
authorDavid S. Miller <davem@sunset.davemloft.net>
Sun, 25 Jun 2006 09:07:52 +0000 (02:07 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Mon, 26 Jun 2006 06:15:05 +0000 (23:15 -0700)
Signed-off-by: David S. Miller <davem@davemloft.net>
include/asm-sparc64/dma-mapping.h

index 3c2b5bc..0f5b89c 100644 (file)
@@ -162,4 +162,47 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 
 #endif /* PCI */
 
+
+/* Now for the API extensions over the pci_ one */
+
+#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)   (1)
+
+static inline int
+dma_get_cache_alignment(void)
+{
+       /* no easy way to get cache size on all processors, so return
+        * the maximum possible, to be safe */
+       return (1 << INTERNODE_CACHE_SHIFT);
+}
+
+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)
+{
+       /* just sync everything, that's all the pci API can do */
+       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)
+{
+       /* just sync everything, that's all the pci API can do */
+       dma_sync_single_for_device(dev, dma_handle, offset+size, direction);
+}
+
+static inline void
+dma_cache_sync(void *vaddr, size_t size,
+              enum dma_data_direction direction)
+{
+       /* could define this in terms of the dma_cache ... operations,
+        * but if you get this on a platform, you should convert the platform
+        * to using the generic device DMA API */
+       BUG();
+}
+
 #endif /* _ASM_SPARC64_DMA_MAPPING_H */