linux-kernel - Re: [PATCH v2] staging: ion: Add a default struct device for cma heap

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Message-ID: <xa1t4mkbupc3.fsf@mina86.com>
Date:	Fri, 07 Aug 2015 16:48:28 +0200
From:	Michal Nazarewicz <mina86@...a86.com>
To:	Feng Tang <feng.tang@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	John Stultz <john.stultz@...aro.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] staging: ion: Add a default struct device for cma heap

On Fri, Aug 07 2015, Feng Tang wrote:
> As I described above, the dummy struct device is only needed for
> dma request, its lifetime is align with the cma_heap itself. 

Again, this is from perspective of someone who is unfamiliar with ION,
but perhaps a viable solution is to bypass DMA API and just call
cma_alloc directly?

-- 
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