diff options
Diffstat (limited to 'drivers/usb/dwc3/gadget.c')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 452f76e8ea97..ffa84e04488c 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1322,24 +1322,18 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) * errors which will force us issue EndTransfer command. */ if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) { + if (!(dep->flags & DWC3_EP_PENDING_REQUEST) && + !(dep->flags & DWC3_EP_TRANSFER_STARTED)) + return 0; + if ((dep->flags & DWC3_EP_PENDING_REQUEST)) { - if (dep->flags & DWC3_EP_TRANSFER_STARTED) { - dwc3_stop_active_transfer(dep, true); - dep->flags = DWC3_EP_ENABLED; - } else { + if (!(dep->flags & DWC3_EP_TRANSFER_STARTED)) { __dwc3_gadget_start_isoc(dep); - dep->flags &= ~DWC3_EP_PENDING_REQUEST; + return 0; } - return 0; } - - if (dep->flags & DWC3_EP_TRANSFER_STARTED) - goto out; - - return 0; } -out: return __dwc3_gadget_kick_transfer(dep); } |