24.01.2019 21:02, Thierry Reding пишет:
> From: Thierry Reding
>
> If we use the IOMMU API directly to map buffers into host1x' IOVA space,
> we must make sure that the DMA API doesn't already set up a mapping, or
> else translation will fail.
>
> The direct DMA API allows us to allocate memory
From: Thierry Reding
If we use the IOMMU API directly to map buffers into host1x' IOVA space,
we must make sure that the DMA API doesn't already set up a mapping, or
else translation will fail.
The direct DMA API allows us to allocate memory that will not be mapped
through an IOMMU automatically
