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From: Frank Li <Frank.li@oss.nxp.com>
To: Fabio Estevam <festevam@gmail.com>
Cc: tglx@kernel.org, radu@rendec.net, Frank.Li@nxp.com,
	imx@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] irqchip: imx-irqsteer: Convert to devm_pm_runtime_enable()
Date: Thu, 30 Jul 2026 09:52:10 -0500	[thread overview]
Message-ID: <amtlGjFpS-XYDxpC@SMW015318> (raw)
In-Reply-To: <20260729221416.499781-1-festevam@gmail.com>

On Wed, Jul 29, 2026 at 07:14:16PM -0300, Fabio Estevam wrote:
> imx_irqsteer_probe() enables runtime PM, but imx_irqsteer_remove()
> does not disable it.
>
> Consequently, runtime PM remains enabled after unbinding the device,
> and rebinding it triggers:
>
> Unbalanced pm_runtime_enable!
>
> Use devm_pm_runtime_enable() to automatically disable runtime PM when
> the device is removed.
>
> Fixes: 4730d2233311 ("irqchip/imx-irqsteer: Add runtime PM support")
> Signed-off-by: Fabio Estevam <festevam@gmail.com>
> ---

Reviewed-by: Frank Li <Frank.Li@nxp.com>

> Changes since v1:
> - Use devm_pm_runtime_enable() (Frank)
>
>  drivers/irqchip/irq-imx-irqsteer.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c
> index 87b07f517be3..ba1203d3edd4 100644
> --- a/drivers/irqchip/irq-imx-irqsteer.c
> +++ b/drivers/irqchip/irq-imx-irqsteer.c
> @@ -263,7 +263,9 @@ static int imx_irqsteer_probe(struct platform_device *pdev)
>  	platform_set_drvdata(pdev, data);
>
>  	pm_runtime_set_active(&pdev->dev);
> -	pm_runtime_enable(&pdev->dev);
> +	ret = devm_pm_runtime_enable(&pdev->dev);
> +	if (ret)
> +		goto out;
>
>  	return 0;
>  out:
> --
> 2.43.0
>
>

      parent reply	other threads:[~2026-07-30 14:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 22:14 [PATCH v2] irqchip: imx-irqsteer: Convert to devm_pm_runtime_enable() Fabio Estevam
2026-07-29 22:22 ` sashiko-bot
2026-07-30  2:22 ` Radu Rendec
2026-07-30 14:52 ` Frank Li [this message]

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