From: Robert Jarzmik <robert.jarzmik@free.fr>
To: Vinod Koul <vinod.koul@intel.com>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Daniel Mack <daniel@zonque.org>,
Haojian Zhuang <haojian.zhuang@gmail.com>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org
Subject: Re: [PATCH v2 4/4] dmaengine: pxa_dma: fix the maximum requestor line
Date: Tue, 23 Feb 2016 08:13:57 +0100 [thread overview]
Message-ID: <877fhvx5je.fsf@belgarion.home> (raw)
In-Reply-To: <20160223031335.GJ17690@localhost> (Vinod Koul's message of "Tue, 23 Feb 2016 08:43:36 +0530")
Vinod Koul <vinod.koul@intel.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@free.fr>
>
> Acked-by: Vinod Koul <vinod.koul@intel.com>
>
> Which tree is this targetted thru?
PXA for-next tree, my tree, once I gather the acks.
Cheers.
--
Robert
next prev parent reply other threads:[~2016-02-23 7:14 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
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
2016-02-23 3:13 ` Vinod Koul
2016-02-23 7:13 ` Robert Jarzmik [this message]
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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