From: Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: Robert Jarzmik <robert.jarzmik-GANU6spQydw@public.gmane.org>
Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Ian Campbell
<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
Daniel Mack <daniel-cYrQPVfZoowdnm+yROfE0A@public.gmane.org>,
Haojian Zhuang
<haojian.zhuang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 4/4] dmaengine: pxa_dma: fix the maximum requestor line
Date: Tue, 23 Feb 2016 08:43:36 +0530 [thread overview]
Message-ID: <20160223031335.GJ17690@localhost> (raw)
In-Reply-To: <1455569868-25017-4-git-send-email-robert.jarzmik-GANU6spQydw@public.gmane.org>
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-GANU6spQydw@public.gmane.org>
Acked-by: Vinod Koul <vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Which tree is this targetted thru?
--
~Vinod
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next prev parent reply other threads:[~2016-02-23 3:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-15 20:57 [PATCH v2 1/4] dma: mmp_pdma: Add the #dma-requests DT property documentation Robert Jarzmik
2016-02-15 20:57 ` [PATCH v2 2/4] dmaengine: mmp-pdma: add number of requestors Robert Jarzmik
2016-02-23 17:45 ` Robert Jarzmik
[not found] ` <1455569868-25017-1-git-send-email-robert.jarzmik-GANU6spQydw@public.gmane.org>
2016-02-15 20:57 ` [PATCH v2 3/4] ARM: pxa: add the number of DMA requestor lines Robert Jarzmik
2016-02-15 20:57 ` [PATCH v2 4/4] dmaengine: pxa_dma: fix the maximum requestor line Robert Jarzmik
2016-02-20 21:39 ` Robert Jarzmik
[not found] ` <1455569868-25017-4-git-send-email-robert.jarzmik-GANU6spQydw@public.gmane.org>
2016-02-23 3:13 ` Vinod Koul [this message]
2016-02-23 7:13 ` Robert Jarzmik
2016-02-26 22:17 ` Robert Jarzmik
2016-02-18 14:38 ` [PATCH v2 1/4] dma: mmp_pdma: Add the #dma-requests DT property documentation Rob Herring
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