mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 06:55:07 +07:00
815dd18788
Introduce a new architecture-specific get_arch_dma_ops() function that takes a struct bus_type * argument. Add get_dma_ops() in <linux/dma-mapping.h>. Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Juergen Gross <jgross@suse.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: Russell King <linux@armlinux.org.uk> Cc: x86@kernel.org Signed-off-by: Doug Ledford <dledford@redhat.com>
14 lines
294 B
C
14 lines
294 B
C
#ifndef _ALPHA_DMA_MAPPING_H
|
|
#define _ALPHA_DMA_MAPPING_H
|
|
|
|
extern const struct dma_map_ops *dma_ops;
|
|
|
|
static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
|
|
{
|
|
return dma_ops;
|
|
}
|
|
|
|
#define dma_cache_sync(dev, va, size, dir) ((void)0)
|
|
|
|
#endif /* _ALPHA_DMA_MAPPING_H */
|