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iommu/rockchip: Add map_sg callback for rk_iommu_ops 

The iommu_dma_alloc() in iommu/dma-iommu.c calls iommu_map_sg()
that requires the callback iommu_ops .map_sg(). Adding the
default_iommu_map_sg() to Rockchip IOMMU accordingly.

Signed-off-by: Simon Xue <xxm@rock-chips.com>
Signed-off-by: Shunqian Zheng <xxm@rock-chips.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Simon Xue 2016-06-24 10:13:27 +08:00 committed by Joerg Roedel
parent fec3b217ff
commit e6d0f4737c
1 changed files with 1 additions and 0 deletions
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1
drivers/iommu/rockchip-iommu.c
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@ -1022,6 +1022,7 @@ static const struct iommu_ops rk_iommu_ops = {
.detach_dev = rk_iommu_detach_device, .detach_dev = rk_iommu_detach_device,
.map = rk_iommu_map, .map = rk_iommu_map,
.unmap = rk_iommu_unmap, .unmap = rk_iommu_unmap,
.map_sg = default_iommu_map_sg,
.add_device = rk_iommu_add_device, .add_device = rk_iommu_add_device,
.remove_device = rk_iommu_remove_device, .remove_device = rk_iommu_remove_device,
.iova_to_phys = rk_iommu_iova_to_phys, .iova_to_phys = rk_iommu_iova_to_phys,