aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-sparc64/dma-mapping.h
diff options
context:
space:
mode:
authorDavid S. Miller <davem@sunset.davemloft.net>2006-06-25 02:07:52 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-25 23:15:05 -0700
commit36321426e320c2c6bc2f8a1587d6f4d695fca84c (patch)
treebf37ac9d3452d158929af4db0d3b6ab3d5a95b9b /include/asm-sparc64/dma-mapping.h
parent987c74fcb7a4479a04c44745098089785c16f5fe (diff)
downloadkernel_samsung_tuna-36321426e320c2c6bc2f8a1587d6f4d695fca84c.zip
kernel_samsung_tuna-36321426e320c2c6bc2f8a1587d6f4d695fca84c.tar.gz
kernel_samsung_tuna-36321426e320c2c6bc2f8a1587d6f4d695fca84c.tar.bz2
[SPARC64]: Add missing interfaces to dma-mapping.h
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/dma-mapping.h')
-rw-r--r--include/asm-sparc64/dma-mapping.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/include/asm-sparc64/dma-mapping.h b/include/asm-sparc64/dma-mapping.h
index 3c2b5bc..0f5b89c 100644
--- a/include/asm-sparc64/dma-mapping.h
+++ b/include/asm-sparc64/dma-mapping.h
@@ -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 */