linux-kernel - Re: [PATCH v3 2/5] dmaengine: Add STM32 DMAMUX driver

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Message-ID: <5cc55253-cfe8-270e-895a-135eab782446@st.com>
Date:   Wed, 30 Aug 2017 10:02:56 +0200
From:   Pierre Yves MORDRET <pierre-yves.mordret@...com>
To:     Peter Ujfalusi <peter.ujfalusi@...com>,
        Vinod Koul <vinod.koul@...el.com>
CC:     Mark Rutland <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Amelie DELAUNAY <amelie.delaunay@...com>,
        Alexandre TORGUE <alexandre.torgue@...com>,
        Russell King <linux@...linux.org.uk>,
        Fabien DESSENNE <fabien.dessenne@...com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        "M'boumba Cedric Madianga" <cedric.madianga@...il.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Fabrice GASNIER <fabrice.gasnier@...com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Herbert Xu <herbert@...dor.apana.org.au>
Subject: Re: [PATCH v3 2/5] dmaengine: Add STM32 DMAMUX driver



On 08/28/2017 01:48 PM, Peter Ujfalusi wrote:
> 
> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
> 

Thanks for your invaluable inputs. This is more clear now and revise my driver

> 
> I would not bother with mixed use case here, I would just make it
> mandatory to go via the router.
> 

I couldn't agree more. But it seems to me there is a flaw here. This should be
possible though. I will likely look at that later on.

A new revision of this driver will come soon ;)

> 
> - Péter
> 
Py