linux-kernel - Re: [PATCH 03/11] USB: dwc3: disable autosuspend on unbind

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Date:   Tue, 11 Apr 2023 01:17:41 +0000
From:   Thinh Nguyen <Thinh.Nguyen@...opsys.com>
To:     Johan Hovold <johan+linaro@...nel.org>
CC:     Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 03/11] USB: dwc3: disable autosuspend on unbind

On Tue, Apr 04, 2023, Johan Hovold wrote:
> Add the missing calls to disable autosuspend on probe errors and on
> driver unbind.
> 
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
>  drivers/usb/dwc3/core.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
> index 9f8c988c25cb..5b362ed43e7e 100644
> --- a/drivers/usb/dwc3/core.c
> +++ b/drivers/usb/dwc3/core.c
> @@ -1954,6 +1954,7 @@ static int dwc3_probe(struct platform_device *pdev)
>  err2:
>  	pm_runtime_allow(dev);
>  	pm_runtime_disable(dev);
> +	pm_runtime_dont_use_autosuspend(dev);
>  	pm_runtime_set_suspended(dev);
>  	pm_runtime_put_noidle(dev);
>  disable_clks:
> @@ -1981,6 +1982,7 @@ static int dwc3_remove(struct platform_device *pdev)
>  
>  	pm_runtime_allow(&pdev->dev);
>  	pm_runtime_disable(&pdev->dev);
> +	pm_runtime_dont_use_autosuspend(&pdev->dev);
>  	pm_runtime_put_noidle(&pdev->dev);
>  	pm_runtime_set_suspended(&pdev->dev);
>  
> -- 
> 2.39.2
> 

Acked-by: Thinh Nguyen <Thinh.Nguyen@...opsys.com>

Thanks,
Thinh