diff options
| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2017-02-07 18:58:02 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad@kernel.org> | 2017-02-13 20:15:12 +0100 |
| commit | 7e91c7df29b5e196de3dc6f086c8937973bd0b88 (patch) | |
| tree | 0b54eb24f0a97b969a14eebcc05546f1910b9db2 /arch | |
| parent | swiotlb: ensure that page-sized mappings are page-aligned (diff) | |
| download | linux-7e91c7df29b5e196de3dc6f086c8937973bd0b88.tar.xz linux-7e91c7df29b5e196de3dc6f086c8937973bd0b88.zip | |
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')
| -rw-r--r-- | arch/arm/xen/mm.c | 1 |
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) |