linux-kernel - Re: [PATCH 043/102] mtd: spi-nor: stm32-quadspi: explicitly request exclusive reset control

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Date:   Fri, 18 May 2018 22:03:32 +0200
From:   Boris Brezillon <boris.brezillon@...tlin.com>
To:     Philipp Zabel <p.zabel@...gutronix.de>
Cc:     linux-kernel@...r.kernel.org,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Richard Weinberger <richard@....at>,
        Marek Vasut <marek.vasut@...il.com>,
        linux-mtd@...ts.infradead.org,
        Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>,
        Brian Norris <computersforpeace@...il.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Alexandre Torgue <alexandre.torgue@...com>
Subject: Re: [PATCH 043/102] mtd: spi-nor: stm32-quadspi: explicitly request
 exclusive reset control

On Wed, 19 Jul 2017 17:25:47 +0200
Philipp Zabel <p.zabel@...gutronix.de> wrote:

> Commit a53e35db70d1 ("reset: Ensure drivers are explicit when requesting
> reset lines") started to transition the reset control request API calls
> to explicitly state whether the driver needs exclusive or shared reset
> control behavior. Convert all drivers requesting exclusive resets to the
> explicit API call so the temporary transition helpers can be removed.
> 
> No functional changes.
> 
> Cc: Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>
> Cc: Marek Vasut <marek.vasut@...il.com>
> Cc: David Woodhouse <dwmw2@...radead.org>
> Cc: Brian Norris <computersforpeace@...il.com>
> Cc: Boris Brezillon <boris.brezillon@...e-electrons.com>
> Cc: Richard Weinberger <richard@....at>
> Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>
> Cc: Alexandre Torgue <alexandre.torgue@...com>
> Cc: linux-mtd@...ts.infradead.org
> Signed-off-by: Philipp Zabel <p.zabel@...gutronix.de>

Queued to spi-nor/next.

Thanks,

Boris

> ---
>  drivers/mtd/spi-nor/stm32-quadspi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/spi-nor/stm32-quadspi.c b/drivers/mtd/spi-nor/stm32-quadspi.c
> index 86c0931543c53..a367c56deb3cc 100644
> --- a/drivers/mtd/spi-nor/stm32-quadspi.c
> +++ b/drivers/mtd/spi-nor/stm32-quadspi.c
> @@ -633,7 +633,7 @@ static int stm32_qspi_probe(struct platform_device *pdev)
>  		return ret;
>  	}
>  
> -	rstc = devm_reset_control_get(dev, NULL);
> +	rstc = devm_reset_control_get_exclusive(dev, NULL);
>  	if (!IS_ERR(rstc)) {
>  		reset_control_assert(rstc);
>  		udelay(2);



-- 
Boris Brezillon, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com