Re: [PATCH V2] usb: dwc3: gadget: Let pm runtime get/put paired

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On 7/31/2023 6:15 PM, Surong Pang wrote:
Pm_runtime_get is called when setting pending_events to true.
Pm_runtime_put is needed for pairing with pm_runtime_get.

Fixes: fc8bb91bc83e ("usb: dwc3: implement runtime PM")
Signed-off-by: Surong Pang <surong.pang@xxxxxxxxxx>

---
V2: add Fixes tag, fix Fixes tag
---
  drivers/usb/dwc3/gadget.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 5fd067151fbf..9c835c5f9928 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -4720,5 +4720,6 @@ void dwc3_gadget_process_pending_events(struct dwc3 *dwc)
  		dwc3_interrupt(dwc->irq_gadget, dwc->ev_buf);
  		dwc->pending_events = false;
  		enable_irq(dwc->irq_gadget);
+		pm_runtime_put(dwc->dev);
  	}
  }

I am already handling this change as part of below series. Will be uploading a separate patch based on the feedback from Roger.

https://lore.kernel.org/all/be57511d-2005-a1f5-d5a5-809e71029aec@xxxxxxxxxxx/

Thanks
Elson



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