linux-kernel - Re: [PATCH] dw_dmac: adjust slave_id accordingly to request line base

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Date:	Tue, 19 Feb 2013 23:17:24 +0100
From:	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC:	Vinod Koul <vinod.koul@...el.com>,
	Viresh Kumar <viresh.linux@...il.com>,
	linux-kernel@...r.kernel.org,
	spear-devel <spear-devel@...t.st.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	"Svahn, Kai" <kai.svahn@...el.com>
Subject: Re: [PATCH] dw_dmac: adjust slave_id accordingly to request line
 base

On 2/19/2013 10:02 AM, Andy Shevchenko wrote:
> On Mon, 2013-01-28 at 13:04 +0200, Andy Shevchenko wrote:
>> On some hardware configurations we have got the request line with the offset.
>> The patch introduces convert_slave_id() helper for that cases. The request line
>> base is got from the platform device resources provided by the IORESOURCE_DMA
>> type.
> Hi, Vinod.
>
> v3.8 is just out, and we have not got any proposal from anyone how to
> make our approach better. So, I'm just wondering about current state.
>
> Rafael, could you share your opinion about our case with CSRT and
> request line base (perhaps you need to go through the entire thread)?
>

Well, I can do that, but Mika is the author of the patches, so he should 
know. :-)

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