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Commit cb3952bf authored by Dmitry Eremin-Solenikov's avatar Dmitry Eremin-Solenikov Committed by Jesse Barnes
Browse files

DMA: make dma-coherent.c documentation kdoc-friendly 



Spotted by Randy.

Acked-by: default avatarRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarDmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent bba81165

kernel/dma-coherent.c

+5 −5
Original line number Diff line number Diff line
@@ -92,7 +92,7 @@ void *dma_mark_declared_memory_occupied(struct device *dev, 
EXPORT_SYMBOL(dma_mark_declared_memory_occupied);



/**

 * Try to allocate memory from the per-device coherent area.

 * dma_alloc_from_coherent() - try to allocate memory from the per-device coherent area

 *

 * @dev:	device from which we allocate memory

 * @size:	size of requested memory area
@@ -100,11 +100,11 @@ EXPORT_SYMBOL(dma_mark_declared_memory_occupied); 
 * @ret:	This pointer will be filled with the virtual address

 * 		to allocated area.

 *

 * This function should be only called from per-arch %dma_alloc_coherent()

 * This function should be only called from per-arch dma_alloc_coherent()

 * to support allocation from per-device coherent memory pools.

 *

 * Returns 0 if dma_alloc_coherent should continue with allocating from

 * generic memory areas, or !0 if dma_alloc_coherent should return %ret.

 * generic memory areas, or !0 if dma_alloc_coherent should return @ret.

 */

int dma_alloc_from_coherent(struct device *dev, ssize_t size,

				       dma_addr_t *dma_handle, void **ret)
@@ -126,7 +126,7 @@ int dma_alloc_from_coherent(struct device *dev, ssize_t size, 
}



/**

 * Try to free the memory allocated from per-device coherent memory pool.

 * dma_release_from_coherent() - try to free the memory allocated from per-device coherent memory pool

 * @dev:	device from which the memory was allocated

 * @order:	the order of pages allocated

 * @vaddr:	virtual address of allocated pages
@@ -135,7 +135,7 @@ int dma_alloc_from_coherent(struct device *dev, ssize_t size, 
 * coherent memory pool and if so, releases that memory.

 *

 * Returns 1 if we correctly released the memory, or 0 if

 * %dma_release_coherent() should proceed with releasing memory from

 * dma_release_coherent() should proceed with releasing memory from

 * generic pools.

 */

int dma_release_from_coherent(struct device *dev, int order, void *vaddr)