linux-kernel - Re: [PATCH v2 0/5] dmaengine: add ACPI DMA helpers and use them in dw

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Message-ID: <CAHp75Ve+c01kSoOwUSW=D9tq+svuOTzkkEhM0Amn1vL9VdiXWg@mail.gmail.com>
Date:	Mon, 22 Apr 2013 13:07:39 +0300
From:	Andy Shevchenko <andy.shevchenko@...il.com>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Andy Shevchenko <andriy.shevchenko@...ux.jf.intel.com>,
	"Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
	Mika Westerberg <mika.westerberg@...ux.jf.intel.com>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	spear-devel <spear-devel@...t.st.com>, linux-acpi@...r.kernel.org
Subject: Re: [PATCH v2 0/5] dmaengine: add ACPI DMA helpers and use them in dw_dmac

On Mon, Apr 22, 2013 at 8:56 AM, Vinod Koul <vinod.koul@...el.com> wrote:
> On Tue, Apr 16, 2013 at 08:11:57PM +0200, Rafael J. Wysocki wrote:
>> On Tuesday, April 16, 2013 03:14:47 PM Andy Shevchenko wrote:
>> > On Mon, 2013-04-15 at 22:06 +0530, Vinod Koul wrote:
>> > > On Tue, Apr 09, 2013 at 02:05:42PM +0300, Andy Shevchenko wrote:
>> > > > There is a patch series which introduces ACPI DMA helpers in similar way like
>> > > > we have for DeviceTree.
>> > > >
>> > > > In addition it applies this to the first user, namely dw_dmac driver.
>> > > Applied w/o 3 & 5.2 they failed, can you pls rebase and resend
>> > >
>> >
>> > Actually those two (at least 5/5) can't be applied on top of slave-dma.
>> > The patches requires slave-dma and linux-pm together. I heard it's
>> > usually achieved by creating a specific branch in one subsystem
>> > (linux-pm in our case) for another.
>> >
>> > Rafael, what could we do here?
>>
>> I suppose Vinod can pull from my acpi-lpss (which is guaranteed not to be
>> rebased at this point) and apply the series on top of that.
> Or I can wait for rc1 and apply afterwards...?

Mika and I have no objections to go this way.

--
With Best Regards,
Andy Shevchenko
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