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-rw-r--r--arch/powerpc/include/asm/dma-mapping.h24
1 files changed, 18 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index 3d9e887c3c0c..b44aaabdd1a6 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -309,7 +309,9 @@ static inline void dma_sync_single_for_cpu(struct device *dev,
309 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 309 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
310 310
311 BUG_ON(!dma_ops); 311 BUG_ON(!dma_ops);
312 dma_ops->sync_single_range_for_cpu(dev, dma_handle, 0, 312
313 if (dma_ops->sync_single_range_for_cpu)
314 dma_ops->sync_single_range_for_cpu(dev, dma_handle, 0,
313 size, direction); 315 size, direction);
314} 316}
315 317
@@ -320,7 +322,9 @@ static inline void dma_sync_single_for_device(struct device *dev,
320 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 322 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
321 323
322 BUG_ON(!dma_ops); 324 BUG_ON(!dma_ops);
323 dma_ops->sync_single_range_for_device(dev, dma_handle, 325
326 if (dma_ops->sync_single_range_for_device)
327 dma_ops->sync_single_range_for_device(dev, dma_handle,
324 0, size, direction); 328 0, size, direction);
325} 329}
326 330
@@ -331,7 +335,9 @@ static inline void dma_sync_sg_for_cpu(struct device *dev,
331 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 335 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
332 336
333 BUG_ON(!dma_ops); 337 BUG_ON(!dma_ops);
334 dma_ops->sync_sg_for_cpu(dev, sgl, nents, direction); 338
339 if (dma_ops->sync_sg_for_cpu)
340 dma_ops->sync_sg_for_cpu(dev, sgl, nents, direction);
335} 341}
336 342
337static inline void dma_sync_sg_for_device(struct device *dev, 343static inline void dma_sync_sg_for_device(struct device *dev,
@@ -341,7 +347,9 @@ static inline void dma_sync_sg_for_device(struct device *dev,
341 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 347 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
342 348
343 BUG_ON(!dma_ops); 349 BUG_ON(!dma_ops);
344 dma_ops->sync_sg_for_device(dev, sgl, nents, direction); 350
351 if (dma_ops->sync_sg_for_device)
352 dma_ops->sync_sg_for_device(dev, sgl, nents, direction);
345} 353}
346 354
347static inline void dma_sync_single_range_for_cpu(struct device *dev, 355static inline void dma_sync_single_range_for_cpu(struct device *dev,
@@ -351,7 +359,9 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
351 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 359 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
352 360
353 BUG_ON(!dma_ops); 361 BUG_ON(!dma_ops);
354 dma_ops->sync_single_range_for_cpu(dev, dma_handle, 362
363 if (dma_ops->sync_single_range_for_cpu)
364 dma_ops->sync_single_range_for_cpu(dev, dma_handle,
355 offset, size, direction); 365 offset, size, direction);
356} 366}
357 367
@@ -362,7 +372,9 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
362 struct dma_mapping_ops *dma_ops = get_dma_ops(dev); 372 struct dma_mapping_ops *dma_ops = get_dma_ops(dev);
363 373
364 BUG_ON(!dma_ops); 374 BUG_ON(!dma_ops);
365 dma_ops->sync_single_range_for_device(dev, dma_handle, offset, 375
376 if (dma_ops->sync_single_range_for_device)
377 dma_ops->sync_single_range_for_device(dev, dma_handle, offset,
366 size, direction); 378 size, direction);
367} 379}
368#else /* CONFIG_PPC_NEED_DMA_SYNC_OPS */ 380#else /* CONFIG_PPC_NEED_DMA_SYNC_OPS */