Re: [PATCH] usb: dwc3-am62: Disable autosuspend during remove
From: Thinh Nguyen
Date: Tue Dec 10 2024 - 21:20:40 EST
On Mon, Dec 09, 2024, Prashanth K wrote:
> Runtime PM documentation (Section 5) mentions, during remove()
> callbacks, drivers should undo the runtime PM changes done in
> probe(). Usually this means calling pm_runtime_disable(),
> pm_runtime_dont_use_autosuspend() etc. Hence add missing
> function to disable autosuspend on dwc3-am62 driver unbind.
>
> Fixes: e8784c0aec03 ("drivers: usb: dwc3: Add AM62 USB wrapper driver")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Prashanth K <quic_prashk@xxxxxxxxxxx>
> ---
> drivers/usb/dwc3/dwc3-am62.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/dwc3/dwc3-am62.c b/drivers/usb/dwc3/dwc3-am62.c
> index 5e3d1741701f..7d43da5f2897 100644
> --- a/drivers/usb/dwc3/dwc3-am62.c
> +++ b/drivers/usb/dwc3/dwc3-am62.c
> @@ -309,6 +309,7 @@ static void dwc3_ti_remove(struct platform_device *pdev)
>
> pm_runtime_put_sync(dev);
> pm_runtime_disable(dev);
> + pm_runtime_dont_use_autosuspend(dev);
> pm_runtime_set_suspended(dev);
> }
>
> --
> 2.25.1
>
Acked-by: Thinh Nguyen <Thinh.Nguyen@xxxxxxxxxxxx>
Thanks,
Thinh