Linux kernel and device drivers for NXP i.MX platforms
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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, imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] irqchip: imx-irqsteer: Call pm_runtime_disable() on remove
Date: Wed, 29 Jul 2026 15:37:44 -0500	[thread overview]
Message-ID: <ampkmBMGBCJM0-SA@SMW015318> (raw)
In-Reply-To: <20260729201634.490317-1-festevam@gmail.com>

On Wed, Jul 29, 2026 at 05:16:34PM -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!

can change to use devm_pm_runtime_enable()?

Frank

>
> Disable runtime PM when removing the device.
>
> Fixes: 4730d2233311 ("irqchip/imx-irqsteer: Add runtime PM support")
> Signed-off-by: Fabio Estevam <festevam@gmail.com>
> ---
>  drivers/irqchip/irq-imx-irqsteer.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/irqchip/irq-imx-irqsteer.c b/drivers/irqchip/irq-imx-irqsteer.c
> index 87b07f517be3..a695ba31db9a 100644
> --- a/drivers/irqchip/irq-imx-irqsteer.c
> +++ b/drivers/irqchip/irq-imx-irqsteer.c
> @@ -276,6 +276,8 @@ static void imx_irqsteer_remove(struct platform_device *pdev)
>  	struct irqsteer_data *irqsteer_data = platform_get_drvdata(pdev);
>  	int i;
>
> +	pm_runtime_disable(&pdev->dev);
> +
>  	for (i = 0; i < irqsteer_data->irq_count; i++) {
>  		if (!irqsteer_data->irq[i])
>  			break;
> --
> 2.43.0
>
>

      parent reply	other threads:[~2026-07-29 20:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 20:16 [PATCH] irqchip: imx-irqsteer: Call pm_runtime_disable() on remove Fabio Estevam
2026-07-29 20:28 ` sashiko-bot
2026-07-29 20:37 ` Frank Li [this message]

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