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

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Message-ID: <87d1rrxdrw.fsf@belgarion.home>
Date:	Sat, 20 Feb 2016 22:39:15 +0100
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	Pawel Moll <pawel.moll@....com>, Rob Herring <robh+dt@...nel.org>,
	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

Robert Jarzmik <robert.jarzmik@...e.fr> writes:

> 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>
> ---
> Since v1: change to #dma-requests the of property name
>       	  default to 32 requestors and warn as suggested by Vinod

Hi Vinod,

Are you happy with this version ?
If so could you provide me your Acked-by please ?

Cheers.

--
Robert