[PATCH 2/3] iommu/dma: Move public interfaces to linux/iommu.h

[Catalin Marinas]

On Tue, Aug 16, 2022 at 06:28:04PM +0100, Robin Murphy wrote:
> The iommu-dma layer is now mostly encapsulated by iommu_dma_ops, with
> only a couple more public interfaces left pertaining to MSI integration.
> Since these depend on the main IOMMU API header anyway, move their
> declarations there, taking the opportunity to update the half-baked
> comments to proper kerneldoc along the way.
> 
> Signed-off-by: Robin Murphy <robin.murphy at arm.com>
> ---
> 
> Note that iommu_setup_dma_ops() should also become internal in a future
> phase of the great IOMMU API upheaval - for now as the last bit of true
> arch code glue I consider it more "necessarily exposed" than "public".
> 
>  arch/arm64/mm/dma-mapping.c       |  2 +-

And here:

Acked-by: Catalin Marinas <catalin.marinas at arm.com>