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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2017-02-07 19:58:02 +0200
committerKonrad Rzeszutek Wilk <konrad@kernel.org>2017-02-13 14:15:12 -0500
commit7e91c7df29b5e196de3dc6f086c8937973bd0b88 (patch)
tree0b54eb24f0a97b969a14eebcc05546f1910b9db2 /arch/arm/xen
parent602d9858f07c72eab64f5f00e2fae55f9902cfbe (diff)
downloadlinux-7e91c7df29b5e196de3dc6f086c8937973bd0b88.tar.bz2
swiotlb-xen: implement xen_swiotlb_dma_mmap callback
This function creates userspace mapping for the DMA-coherent memory. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Oleksandr Dmytryshyn <oleksandr.dmytryshyn@globallogic.com> Signed-off-by: Andrii Anisov <andrii_anisov@epam.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad@kernel.org>
Diffstat (limited to 'arch/arm/xen')
-rw-r--r--arch/arm/xen/mm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/xen/mm.c b/arch/arm/xen/mm.c
index bd62d94f8ac5..cd1684e4e864 100644
--- a/arch/arm/xen/mm.c
+++ b/arch/arm/xen/mm.c
@@ -198,6 +198,7 @@ static struct dma_map_ops xen_swiotlb_dma_ops = {
.unmap_page = xen_swiotlb_unmap_page,
.dma_supported = xen_swiotlb_dma_supported,
.set_dma_mask = xen_swiotlb_set_dma_mask,
+ .mmap = xen_swiotlb_dma_mmap,
};
int __init xen_mm_init(void)