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authorRobert P. J. Day <rpjday@crashcourse.ca>2008-02-05 01:29:54 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 12:44:20 -0500
commit82b12e232d2a71f566dca48df4ae4548e6d8d53d (patch)
treea727e6dbfe1764e0f684ea8248384e9ad9fdc6b9 /include/asm-frv
parent7038220aa511131f348018b85df172a21476fef9 (diff)
FRV: move DMA macros to scatterlist.h for consistency.
To be consistent with other architectures, these two DMA macros should be defined in scatterlist.h as opposed to dma-mapping.h Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-frv')
-rw-r--r--include/asm-frv/dma-mapping.h10
-rw-r--r--include/asm-frv/scatterlist.h10
2 files changed, 10 insertions, 10 deletions
diff --git a/include/asm-frv/dma-mapping.h b/include/asm-frv/dma-mapping.h
index bcb2df68496e..2e8966ca030d 100644
--- a/include/asm-frv/dma-mapping.h
+++ b/include/asm-frv/dma-mapping.h
@@ -17,16 +17,6 @@ void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle
17void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle); 17void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle);
18 18
19/* 19/*
20 * These macros should be used after a pci_map_sg call has been done
21 * to get bus addresses of each of the SG entries and their lengths.
22 * You should only work with the number of sg entries pci_map_sg
23 * returns, or alternatively stop on the first sg_dma_len(sg) which
24 * is 0.
25 */
26#define sg_dma_address(sg) ((sg)->dma_address)
27#define sg_dma_len(sg) ((sg)->length)
28
29/*
30 * Map a single buffer of the indicated size for DMA in streaming mode. 20 * Map a single buffer of the indicated size for DMA in streaming mode.
31 * The 32-bit bus address to use is returned. 21 * The 32-bit bus address to use is returned.
32 * 22 *
diff --git a/include/asm-frv/scatterlist.h b/include/asm-frv/scatterlist.h
index 2e7143b5a7ad..4bca8a28546c 100644
--- a/include/asm-frv/scatterlist.h
+++ b/include/asm-frv/scatterlist.h
@@ -31,6 +31,16 @@ struct scatterlist {
31 unsigned int length; 31 unsigned int length;
32}; 32};
33 33
34/*
35 * These macros should be used after a pci_map_sg call has been done
36 * to get bus addresses of each of the SG entries and their lengths.
37 * You should only work with the number of sg entries pci_map_sg
38 * returns, or alternatively stop on the first sg_dma_len(sg) which
39 * is 0.
40 */
41#define sg_dma_address(sg) ((sg)->dma_address)
42#define sg_dma_len(sg) ((sg)->length)
43
34#define ISA_DMA_THRESHOLD (0xffffffffUL) 44#define ISA_DMA_THRESHOLD (0xffffffffUL)
35 45
36#endif /* !_ASM_SCATTERLIST_H */ 46#endif /* !_ASM_SCATTERLIST_H */