RE: [PATCH v2 4/8] usb: dwc3: implement stream transfer timeout

From: Anurag Kumar Vulisha
Date: Wed Sep 05 2018 - 05:24:21 EST


Hi Thinh,

>dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,
>> stop = true;
>> }
>>
>> + /*
>> + * Delete the timer that was started in __dwc3_gadget_kick_transfer()
>> + * for stream capable endpoints.
>> + */
>> + if (dep->stream_capable)
>> + del_timer(&dep->stream_timeout_timer);
>> +
>> dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);
>>
>> if (stop) {
>> @@ -2486,6 +2505,14 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc,
>> }
>> break;
>> case DWC3_DEPEVT_STREAMEVT:
>> + switch (event->status) {
>> + case DEPEVT_STREAMEVT_FOUND:
>> + del_timer(&dep->stream_timeout_timer);
>> + break;
>> + case DEPEVT_STREAMEVT_NOTFOUND:
>> + default:
>> + dev_err(dwc->dev, "unable to find suitable stream");
>> + }
>Add break after this. Also, it's probably easier to read if we use if-else case here.
>

Thanks for correcting the code, will fix it in next series of patch

Thanks,
Anurag Kumar Vulisha

>> case DWC3_DEPEVT_RXTXFIFOEVT:
>> break;
>> }
>> @@ -2587,6 +2614,18 @@ static void dwc3_stop_active_transfer(struct dwc3_ep
>*dep, bool force)
>> }
>> }
>>
>> +static void stream_timeout_function(struct timer_list *arg) {
>> + struct dwc3_ep *dep = from_timer(dep, arg, stream_timeout_timer);
>> + struct dwc3 *dwc = dep->dwc;
>> + unsigned long flags;
>> +
>> + spin_lock_irqsave(&dwc->lock, flags);
>> + dwc3_stop_active_transfer(dep, true);
>> + __dwc3_gadget_kick_transfer(dep);
>> + spin_unlock_irqrestore(&dwc->lock, flags); }
>> +
>> static void dwc3_clear_stall_all_ep(struct dwc3 *dwc) {
>> u32 epnum;
>
>Thinh