linux-kernel - Re: [PATCH v2] dma: dw: Add suspend and resume handling for PCI mode DW

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Message-ID: <CAOh2x=kSjuh+=kmAy9E5v7va9UhZGsv_1iqwm1NhuOev=+c=Cw@mail.gmail.com>
Date:	Fri, 14 Mar 2014 22:51:33 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:	Chew Chiau Ee <chiau.ee.chew@...el.com>,
	Vinod Koul <vinod.koul@...el.com>,
	Dan Williams <dan.j.williams@...el.com>,
	dmaengine@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Lim Lee Booi <lee.booi.lim@...el.com>
Subject: Re: [PATCH v2] dma: dw: Add suspend and resume handling for PCI mode DW_DMAC.

On Fri, Mar 14, 2014 at 4:58 PM, Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
> On Sat, 2014-03-15 at 02:02 +0800, Chew Chiau Ee wrote:
>> From: Chew, Chiau Ee <chiau.ee.chew@...el.com>
>>
>> This is to disable/enable DW_DMAC hw during late suspend/early resume.
>> Since DMA is providing service to other clients (eg: SPI, HSUART),
>> we need to ensure DMA suspends after the clients and resume
>> before the clients are active.
>
> Thanks for an update!
>
> Acked-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

> P.S. It seems a material is for v3.16?

I think it can go in 3.15 as well.. we aren't that late yet.
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