linux-kernel - Re: [PATCH] mtd: nand: raw: atmel: add module param to avoid using dma

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Message-ID: <20180618160023.3380fade@xps13>
Date:   Mon, 18 Jun 2018 16:00:23 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Boris Brezillon <boris.brezillon@...tlin.com>
Cc:     Peter Rosin <peda@...ntia.se>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Wenyou Yang <wenyou.yang@...rochip.com>,
        Josh Wu <rainyfeeling@...look.com>,
        Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>,
        linux-kernel@...r.kernel.org,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Marek Vasut <marek.vasut@...il.com>,
        linux-mtd@...ts.infradead.org, Richard Weinberger <richard@....at>,
        Brian Norris <computersforpeace@...il.com>,
        David Woodhouse <dwmw2@...radead.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] mtd: nand: raw: atmel: add module param to avoid using
 dma

Hi Boris,

On Mon, 18 Jun 2018 10:39:08 +0200, Boris Brezillon
<boris.brezillon@...tlin.com> wrote:

> On Thu, 29 Mar 2018 15:10:54 +0200
> Peter Rosin <peda@...ntia.se> wrote:
> 
> > On a sama5d31 with a Full-HD dual LVDS panel (132MHz pixel clock) NAND
> > flash accesses have a tendency to cause display disturbances. Add a
> > module param to disable DMA from the NAND controller, since that fixes
> > the display problem for me.
> > 
> > Signed-off-by: Peter Rosin <peda@...ntia.se>  
> 
> Reviewed-by: Boris Brezillon <boris.brezillon@...tlin.com>
> 
> Miquel, can you queue this one to nand/next.

Yes of course.

I'll just change the subject to "mtd: rawnand: atmel:".

Thanks,
Miquèl