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-rw-r--r--include/asm-sh64/dma-mapping.h5
-rw-r--r--include/asm-sh64/pci.h9
-rw-r--r--include/asm-sh64/scatterlist.h9
3 files changed, 12 insertions, 11 deletions
diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h
index 1438b763a5ea..18f8dd642ac5 100644
--- a/include/asm-sh64/dma-mapping.h
+++ b/include/asm-sh64/dma-mapping.h
@@ -42,8 +42,9 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
42static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, 42static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
43 enum dma_data_direction dir) 43 enum dma_data_direction dir)
44{ 44{
45 unsigned long s = (unsigned long) vaddr & L1_CACHE_ALIGN_MASK; 45 unsigned long start = (unsigned long) vaddr;
46 unsigned long e = (vaddr + size) & L1_CACHE_ALIGN_MASK; 46 unsigned long s = start & L1_CACHE_ALIGN_MASK;
47 unsigned long e = (start + size) & L1_CACHE_ALIGN_MASK;
47 48
48 for (; s <= e; s += L1_CACHE_BYTES) 49 for (; s <= e; s += L1_CACHE_BYTES)
49 asm volatile ("ocbp %0, 0" : : "r" (s)); 50 asm volatile ("ocbp %0, 0" : : "r" (s));
diff --git a/include/asm-sh64/pci.h b/include/asm-sh64/pci.h
index 57a67cf7a5c4..18055dbbb4b5 100644
--- a/include/asm-sh64/pci.h
+++ b/include/asm-sh64/pci.h
@@ -72,15 +72,6 @@ static inline void pcibios_penalize_isa_irq(int irq, int active)
72#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) 72#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
73#endif 73#endif
74 74
75/* These macros should be used after a pci_map_sg call has been done
76 * to get bus addresses of each of the SG entries and their lengths.
77 * You should only work with the number of sg entries pci_map_sg
78 * returns, or alternatively stop on the first sg_dma_len(sg) which
79 * is 0.
80 */
81#define sg_dma_address(sg) ((sg)->dma_address)
82#define sg_dma_len(sg) ((sg)->length)
83
84#ifdef CONFIG_PCI 75#ifdef CONFIG_PCI
85static inline void pci_dma_burst_advice(struct pci_dev *pdev, 76static inline void pci_dma_burst_advice(struct pci_dev *pdev,
86 enum pci_dma_burst_strategy *strat, 77 enum pci_dma_burst_strategy *strat,
diff --git a/include/asm-sh64/scatterlist.h b/include/asm-sh64/scatterlist.h
index 5109251970e7..7f729bbfce43 100644
--- a/include/asm-sh64/scatterlist.h
+++ b/include/asm-sh64/scatterlist.h
@@ -23,6 +23,15 @@ struct scatterlist {
23 unsigned int length; 23 unsigned int length;
24}; 24};
25 25
26/* These macros should be used after a pci_map_sg call has been done
27 * to get bus addresses of each of the SG entries and their lengths.
28 * You should only work with the number of sg entries pci_map_sg
29 * returns, or alternatively stop on the first sg_dma_len(sg) which
30 * is 0.
31 */
32#define sg_dma_address(sg) ((sg)->dma_address)
33#define sg_dma_len(sg) ((sg)->length)
34
26#define ISA_DMA_THRESHOLD (0xffffffff) 35#define ISA_DMA_THRESHOLD (0xffffffff)
27 36
28#endif /* !__ASM_SH64_SCATTERLIST_H */ 37#endif /* !__ASM_SH64_SCATTERLIST_H */