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List:       linaro-mm-sig
Subject:    Re: [Linaro-mm-sig] [RFC][PATCH 1/3] staging: ion: Move away from the DMA APIs for cache flushing
From:       Christoph Hellwig <hch () infradead ! org>
Date:       2016-05-26 12:06:35
Message-ID: 20160526120635.GA28564 () infradead ! org
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On Thu, May 26, 2016 at 11:59:22AM +0100, Russell King - ARM Linux wrote:
> I _really_ hate seeing architecture internal functions being abused in
> drivers - architecture internal functions are there to implement the
> official kernel APIs and are not for drivers to poke about with.

Exactly - if drivers like drm and ion want to do something out side the
current DMA API we need to add a proper API, not hack around the lack of
one.
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