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author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2017-02-07 17:58:02 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-05 07:44:05 (GMT) |
commit | df13283e4b8920ecd00d09eea0f041dc8f1df598 (patch) | |
tree | 484240fc9e876535f1789b518862e00d6e179a83 /arch/arm | |
parent | 64afde6f956dfcb719e329a9d2098b53e68d2755 (diff) | |
download | linux-df13283e4b8920ecd00d09eea0f041dc8f1df598.tar.xz |
swiotlb-xen: implement xen_swiotlb_dma_mmap callback
commit 7e91c7df29b5e196de3dc6f086c8937973bd0b88 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm')
-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 d062f08..4b24964 100644 --- a/arch/arm/xen/mm.c +++ b/arch/arm/xen/mm.c @@ -199,6 +199,7 @@ 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) |