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Message-ID: <08d8573e7395b341cdec55ee4f92d8cd3da7d0d3.camel@pengutronix.de>
Subject: Re: [PATCH 13/16] soc: imx: gpcv2: correct pm_runtime_get_sync usage
From:   Lucas Stach <l.stach@pengutronix.de>
To:     "Peng Fan (OSS)" <peng.fan@oss.nxp.com>, robh+dt@kernel.org,
        shawnguo@kernel.org, s.hauer@pengutronix.de
Cc:     kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
        p.zabel@pengutronix.de, krzk@kernel.org, agx@sigxcpu.org,
        marex@denx.de, andrew.smirnov@gmail.com,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, ping.bai@nxp.com,
        frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com,
        Peng Fan <peng.fan@nxp.com>
Date:   Thu, 29 Apr 2021 16:25:56 +0200
In-Reply-To: <20210429073050.21039-14-peng.fan@oss.nxp.com>
References: <20210429073050.21039-1-peng.fan@oss.nxp.com>
         <20210429073050.21039-14-peng.fan@oss.nxp.com>
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Am Donnerstag, dem 29.04.2021 um 15:30 +0800 schrieb Peng Fan (OSS):
> From: Peng Fan <peng.fan@nxp.com>
> 
> When the return value is negative, there is error, otherwise it is
> expected.

Good catch! As the runtime pm handling is added in this series, this
should be squashed into patch 06/16 to not add broken code and then fix
it in the same series. Change looks good to me.

> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
>  drivers/soc/imx/gpcv2.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/soc/imx/gpcv2.c b/drivers/soc/imx/gpcv2.c
> index 42b9be05e1f2..d2ce47a5ebad 100644
> --- a/drivers/soc/imx/gpcv2.c
> +++ b/drivers/soc/imx/gpcv2.c
> @@ -197,7 +197,7 @@ static int imx_pgc_power_up(struct generic_pm_domain *genpd)
>  	int ret;
>  
> 
> 
> 
>  	ret = pm_runtime_get_sync(domain->dev);
> -	if (ret) {
> +	if (ret < 0) {
>  		pm_runtime_put_noidle(domain->dev);
>  		return ret;
>  	}