linux-kernel - Re: [PATCH v2 4/4] dmaengine: pxa_dma: fix the maximum requestor line

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Date:	Tue, 23 Feb 2016 08:13:57 +0100
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, dmaengine@...r.kernel.org
Subject: Re: [PATCH v2 4/4] dmaengine: pxa_dma: fix the maximum requestor line

Vinod Koul <vinod.koul@...el.com> writes:

> On Mon, Feb 15, 2016 at 09:57:48PM +0100, Robert Jarzmik wrote:
>> The current number of requestor lines is limited to 31. This was an
>> error of a previous commit, as this number is platform dependent, and is
>> actually :
>>  - for pxa25x: 40 requestor lines
>>  - for pxa27x: 75 requestor lines
>>  - for pxa3xx: 100 requestor lines
>> 
>> The previous testing did not reveal the faulty constant as on pxa[23]xx
>> platforms, only camera, MSL and USB are above requestor 32, and in these
>> only the camera has a driver using dma.
>> 
>> Fixes: e87ffbdf0697 ("dmaengine: pxa_dma: fix the no-requestor case")
>> Signed-off-by: Robert Jarzmik <robert.jarzmik@...e.fr>
>
> Acked-by: Vinod Koul <vinod.koul@...el.com>
>
> Which tree is this targetted thru?
PXA for-next tree, my tree, once I gather the acks.

Cheers.

-- 
Robert