ARM: dma-mapping: Set proper DMA ops in arm_iommu_detach_device()
Instead of setting the DMA ops pointer to NULL, set the correct, non-IOMMU ops depending on the device's coherency setting. Signed-off-by:Thierry Reding <treding@nvidia.com> Reviewed-by:
Robin Murphy <robin.murphy@arm.com> Acked-by:
Russell King <rmk+kernel@armlinux.org.uk> Acked-by:
Christoph Hellwig <hch@lst.de> Signed-off-by:
Ben Skeggs <bskeggs@redhat.com>
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