linux-kernel - Re: [PATCH v2 3/3] mmc: sdhci

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Message-ID: <0662a705-1991-e854-21a4-4ff6b5533f13@intel.com>
Date:   Fri, 10 May 2019 08:58:32 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Faiz Abbas <faiz_abbas@...com>, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org
Cc:     ulf.hansson@...aro.org
Subject: Re: [PATCH v2 3/3] mmc: sdhci_am654: Fix SLOTTYPE write

On 10/05/19 6:42 AM, Faiz Abbas wrote:
> In the call to regmap_update_bits() for SLOTTYPE, the mask and value
> fields are exchanged. Fix this. This didn't have any affect on the
> driver because this was a NOP and it was taking the correct value from
> the bootloader.
> 
> Cc: stable <stable@...r.kernel.org>

Except that it doesn't apply to stable because of patch 1.  Maybe make this
the first patch.

> Signed-off-by: Faiz Abbas <faiz_abbas@...com>
> ---
>  drivers/mmc/host/sdhci_am654.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
> index 3ff949925127..d0b20780dd0f 100644
> --- a/drivers/mmc/host/sdhci_am654.c
> +++ b/drivers/mmc/host/sdhci_am654.c
> @@ -227,8 +227,8 @@ static int sdhci_am654_init(struct sdhci_host *host)
>  	if (host->mmc->caps & MMC_CAP_NONREMOVABLE)
>  		ctl_cfg_2 = SLOTTYPE_EMBEDDED;
>  
> -	regmap_update_bits(sdhci_am654->base, CTL_CFG_2, ctl_cfg_2,
> -			   SLOTTYPE_MASK);
> +	regmap_update_bits(sdhci_am654->base, CTL_CFG_2, SLOTTYPE_MASK,
> +			   ctl_cfg_2);
>  
>  	return sdhci_add_host(host);
>  }
>