linux-kernel - Re: [PATCH 03/14] qcom: mtd: nand: Fixed config error for BCH

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Message-ID: <20170703214735.2acb70cc@bbrezillon>
Date:   Mon, 3 Jul 2017 21:47:35 +0200
From:   Boris Brezillon <boris.brezillon@...e-electrons.com>
To:     Marek Vasut <marek.vasut@...il.com>
Cc:     Abhishek Sahu <absahu@...eaurora.org>, dwmw2@...radead.org,
        computersforpeace@...il.com, richard@....at,
        cyrille.pitchen@...ev4u.fr, robh+dt@...nel.org,
        mark.rutland@....com, linux-mtd@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, andy.gross@...aro.org,
        architt@...eaurora.org, sricharan@...eaurora.org
Subject: Re: [PATCH 03/14] qcom: mtd: nand: Fixed config error for BCH

On Thu, 29 Jun 2017 11:49:07 +0200
Marek Vasut <marek.vasut@...il.com> wrote:

> On 06/29/2017 09:15 AM, Abhishek Sahu wrote:
> > The configuration for BCH is not correct in the current
> > driver so this patch fixed the same.  
> 
> Fix the commit message, I have no idea what this patch does or fixes.

And please add a Fixes tag and Cc stable. 

> 
> > Signed-off-by: Abhishek Sahu <absahu@...eaurora.org>
> > ---
> >  drivers/mtd/nand/qcom_nandc.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c
> > index 520add9..410ee53 100644
> > --- a/drivers/mtd/nand/qcom_nandc.c
> > +++ b/drivers/mtd/nand/qcom_nandc.c
> > @@ -1919,7 +1919,7 @@ static int qcom_nand_host_setup(struct qcom_nand_host *host)
> >  				| wide_bus << WIDE_FLASH
> >  				| 1 << DEV0_CFG1_ECC_DISABLE;
> >  
> > -	host->ecc_bch_cfg = host->bch_enabled << ECC_CFG_ECC_DISABLE
> > +	host->ecc_bch_cfg = !host->bch_enabled << ECC_CFG_ECC_DISABLE
> >  				| 0 << ECC_SW_RESET
> >  				| host->cw_data << ECC_NUM_DATA_BYTES
> >  				| 1 << ECC_FORCE_CLK_OPEN
> >   
> 
>