linux_dsm_epyc7002/arch/sparc/kernel/dma.h
David S. Miller 944c67dff7 sparc32: Implement more generic dma_*() interfaces.
These dispatch to either PCI or SBUS routines based upon
the device bus type.

This will allow us to let SBUS drivers call these routines.

Signed-off-by: David S. Miller <davem@davemloft.net>
2008-08-29 02:13:14 -07:00

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C

void *sbus_alloc_consistent(struct device *dev, long len, u32 *dma_addrp);
void sbus_free_consistent(struct device *dev, long n, void *p, u32 ba);
dma_addr_t sbus_map_single(struct device *dev, void *va,
size_t len, int direction);
void sbus_unmap_single(struct device *dev, dma_addr_t ba,
size_t n, int direction);
int sbus_map_sg(struct device *dev, struct scatterlist *sg,
int n, int direction);
void sbus_unmap_sg(struct device *dev, struct scatterlist *sg,
int n, int direction);
void sbus_dma_sync_single_for_cpu(struct device *dev, dma_addr_t ba,
size_t size, int direction);
void sbus_dma_sync_single_for_device(struct device *dev, dma_addr_t ba,
size_t size, int direction);