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swiotlb-xen: implement xen_swiotlb_get_sgtable callback

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Signed-off-by: Andrii Anisov <[email protected]>
Signed-off-by: Stefano Stabellini <[email protected]>
Signed-off-by: Konrad Rzeszutek Wilk <[email protected]>
This commit is contained in:
Andrii Anisov 2017-02-07 19:58:03 +02:00 • committed by Konrad Rzeszutek Wilk
commit 69369f52d2
3 changed files with 35 additions and 0 deletions
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6
include/xen/swiotlb-xen.h
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@ -2,6 +2,7 @@
#define __LINUX_SWIOTLB_XEN_H
#include <linux/dma-direction.h>
#include <linux/scatterlist.h>
#include <linux/swiotlb.h>
extern int xen_swiotlb_init(int verbose, bool early);
@ -60,4 +61,9 @@ extern int
xen_swiotlb_dma_mmap(struct device *dev, struct vm_area_struct *vma,
void *cpu_addr, dma_addr_t dma_addr, size_t size,
unsigned long attrs);
extern int
xen_swiotlb_get_sgtable(struct device *dev, struct sg_table *sgt,
void *cpu_addr, dma_addr_t handle, size_t size,
unsigned long attrs);
#endif /* __LINUX_SWIOTLB_XEN_H */