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Date:   Tue, 04 Apr 2017 11:46:24 +0200
From:   Lucas Stach <l.stach@...gutronix.de>
To:     Leonard Crestez <leonard.crestez@....com>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Mark Brown <broonie@...nel.org>,
        Robin Gong <yibin.gong@....com>,
        Anson Huang <Anson.Huang@....com>,
        Irina Tirdea <irina.tirdea@....com>,
        Fabio Estevam <fabio.estevam@....com>,
        Octavian Purdila <octavian.purdila@....com>,
        Liam Girdwood <lgirdwood@...il.com>, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] ARM: imx: gpc: Do not print error message for
 EPROBE_DEFER

Am Freitag, den 31.03.2017, 22:25 +0300 schrieb Leonard Crestez:
> The pu regulator request will return -EPROBE_DEFER if it has a supply
> from PMIC and this supply is not yet registered. This does not represent
> an error since the driver will call probe again later, so only print a
> warning message in this case.
> 
> Signed-off-by: Irina Tirdea <irina.tirdea@....com>
> Signed-off-by: Leonard Crestez <leonard.crestez@....com>
> ---
>  arch/arm/mach-imx/gpc.c | 6 +++++-

The driver moved places, together with a large rewrite, to
drivers/soc/imx/.

This issue isn't present in the new driver, so this patch can just be
dropped.

Regards,
Lucas

>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
> index 1dc2a34..ce64d11 100644
> --- a/arch/arm/mach-imx/gpc.c
> +++ b/arch/arm/mach-imx/gpc.c
> @@ -466,7 +466,11 @@ static int imx_gpc_probe(struct platform_device *pdev)
>  		pu_reg = NULL;
>  	if (IS_ERR(pu_reg)) {
>  		ret = PTR_ERR(pu_reg);
> -		dev_err(&pdev->dev, "failed to get pu regulator: %d\n", ret);
> +		if (ret == -EPROBE_DEFER)
> +			dev_dbg(&pdev->dev, "pu regulator not ready, retry\n");
> +		else
> +			dev_err(&pdev->dev, "failed to get pu regulator: %d\n",
> +					ret);
>  		return ret;
>  	}
>  


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