Re: [PATCH v5 3/9] dma-mapping: add dma_{map,unmap}_resource

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To: Niklas S??derlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
Subject: Re: [PATCH v5 3/9] dma-mapping: add dma_{map,unmap}_resource
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 7 Mar 2016 23:38:47 -0800
Cc: vinod.koul@xxxxxxxxx, linux-renesas-soc@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, dmaengine@xxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, robin.murphy@xxxxxxx, laurent.pinchart@xxxxxxxxxxxxxxxx, geert+renesas@xxxxxxxxx, linus.walleij@xxxxxxxxxx, dan.j.williams@xxxxxxxxx, arnd@xxxxxxxx, linux-arch@xxxxxxxxxxxxxxx
In-reply-to: <1457404974-1800-4-git-send-email-niklas.soderlund+renesas@ragnatech.se>
User-agent: Mutt/1.5.24 (2015-08-30)

Please add some documentation on where/how this should be used.  It's
not a very obvious interface.
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Follow-Ups:
- Re: [PATCH v5 3/9] dma-mapping: add dma_{map,unmap}_resource
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References:
- [PATCH v5 0/9] dmaengine: rcar-dmac: add iommu support for slave transfers
  - From: Niklas Söderlund
- [PATCH v5 3/9] dma-mapping: add dma_{map,unmap}_resource
  - From: Niklas Söderlund

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