tmp_suning_uos_patched/include/xen/swiotlb-xen.h
Christoph Hellwig 56e35f9c5b dma-mapping: drop the dev argument to arch_sync_dma_for_*
These are pure cache maintainance routines, so drop the unused
struct device argument.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-11-20 20:31:38 +01:00

16 lines
493 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_SWIOTLB_XEN_H
#define __LINUX_SWIOTLB_XEN_H
#include <linux/swiotlb.h>
void xen_dma_sync_for_cpu(dma_addr_t handle, phys_addr_t paddr, size_t size,
enum dma_data_direction dir);
void xen_dma_sync_for_device(dma_addr_t handle, phys_addr_t paddr, size_t size,
enum dma_data_direction dir);
extern int xen_swiotlb_init(int verbose, bool early);
extern const struct dma_map_ops xen_swiotlb_dma_ops;
#endif /* __LINUX_SWIOTLB_XEN_H */