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authorAndrii Anisov <andrii_anisov@epam.com>2017-02-07 18:58:03 +0100
committerKonrad Rzeszutek Wilk <konrad@kernel.org>2017-02-13 20:15:12 +0100
commit69369f52d28a34c84acb6f2a8a585e743441566a (patch)
tree35828ab0424eca7d166ab8a78a60aec2ce937d10 /include
parentswiotlb-xen: implement xen_swiotlb_dma_mmap callback (diff)
downloadlinux-69369f52d28a34c84acb6f2a8a585e743441566a.tar.xz
linux-69369f52d28a34c84acb6f2a8a585e743441566a.zip
swiotlb-xen: implement xen_swiotlb_get_sgtable callback
Signed-off-by: Andrii Anisov <andrii_anisov@epam.com> Signed-off-by: Stefano Stabellini <sstabellini@kernel.org> Signed-off-by: Konrad Rzeszutek Wilk <konrad@kernel.org>
Diffstat (limited to 'include')
-rw-r--r--include/xen/swiotlb-xen.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
index a315c876aaa9..1f6d78f044b6 100644
--- a/include/xen/swiotlb-xen.h
+++ b/include/xen/swiotlb-xen.h
@@ -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 */