aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-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 3c2b5bc8650b..0f5b89c9323b 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,
162 162
163#endif /* PCI */ 163#endif /* PCI */
164 164
165
166/* Now for the API extensions over the pci_ one */
167
168#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
169#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
170#define dma_is_consistent(d) (1)
171
172static inline int
173dma_get_cache_alignment(void)
174{
175 /* no easy way to get cache size on all processors, so return
176 * the maximum possible, to be safe */
177 return (1 << INTERNODE_CACHE_SHIFT);
178}
179
180static inline void
181dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle,
182 unsigned long offset, size_t size,
183 enum dma_data_direction direction)
184{
185 /* just sync everything, that's all the pci API can do */
186 dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction);
187}
188
189static inline void
190dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
191 unsigned long offset, size_t size,
192 enum dma_data_direction direction)
193{
194 /* just sync everything, that's all the pci API can do */
195 dma_sync_single_for_device(dev, dma_handle, offset+size, direction);
196}
197
198static inline void
199dma_cache_sync(void *vaddr, size_t size,
200 enum dma_data_direction direction)
201{
202 /* could define this in terms of the dma_cache ... operations,
203 * but if you get this on a platform, you should convert the platform
204 * to using the generic device DMA API */
205 BUG();
206}
207
165#endif /* _ASM_SPARC64_DMA_MAPPING_H */ 208#endif /* _ASM_SPARC64_DMA_MAPPING_H */