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2018 Apr 26
0
[PATCH v2 3/5] ARM: dma-mapping: Implement arch_iommu_detach_device()
...her way, so I can revert to that if you prefer. Thierry -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: <https://lists.freedesktop.org/archives/nouveau/attachments/20180426/c380f505/attachment.sig>
2018 Apr 25
1
[PATCH v2 3/5] ARM: dma-mapping: Implement arch_iommu_detach_device()
> +void arch_iommu_detach_device(struct device *dev) > +{ > +#ifdef CONFIG_ARM_DMA_USE_IOMMU > + struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); > + const struct dma_map_ops *dma_ops; > + > + if (!mapping) > + return; > + > + arm_iommu_release_mapping(mapping); > + arm_iommu_detach_device(dev); > + > + dma_ops =