Commit cbd627a4 authored by Robert P. J. Day's avatar Robert P. J. Day Committed by Paul Mundt

sh64: Move DMA macros from pci.h to scatterlist.h.

In order to be more consistent with other architectures, move two
DMA-related scatterlist macros from pci.h to scatterlist.h.
Signed-off-by: default avatarRobert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 82798a17
...@@ -72,15 +72,6 @@ static inline void pcibios_penalize_isa_irq(int irq, int active) ...@@ -72,15 +72,6 @@ static inline void pcibios_penalize_isa_irq(int irq, int active)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) #define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
#endif #endif
/* These macros should be used after a pci_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
* returns, or alternatively stop on the first sg_dma_len(sg) which
* is 0.
*/
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#ifdef CONFIG_PCI #ifdef CONFIG_PCI
static inline void pci_dma_burst_advice(struct pci_dev *pdev, static inline void pci_dma_burst_advice(struct pci_dev *pdev,
enum pci_dma_burst_strategy *strat, enum pci_dma_burst_strategy *strat,
......
...@@ -23,6 +23,15 @@ struct scatterlist { ...@@ -23,6 +23,15 @@ struct scatterlist {
unsigned int length; unsigned int length;
}; };
/* These macros should be used after a pci_map_sg call has been done
* to get bus addresses of each of the SG entries and their lengths.
* You should only work with the number of sg entries pci_map_sg
* returns, or alternatively stop on the first sg_dma_len(sg) which
* is 0.
*/
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#define ISA_DMA_THRESHOLD (0xffffffff) #define ISA_DMA_THRESHOLD (0xffffffff)
#endif /* !__ASM_SH64_SCATTERLIST_H */ #endif /* !__ASM_SH64_SCATTERLIST_H */
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