diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index bbf45b6835e7..64694ccb6217 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -909,8 +909,6 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb, struct usb_gadget *gadget = &dwc->gadget; enum usb_device_speed speed = gadget->speed; - dwc3_ep_inc_enq(dep); - trb->size = DWC3_TRB_SIZE_LENGTH(length); trb->bpl = lower_32_bits(dma); trb->bph = upper_32_bits(dma); @@ -989,7 +987,7 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb, } if ((!no_interrupt && !chain) || - (dwc3_calc_trbs_left(dep) == 0)) + (dwc3_calc_trbs_left(dep) == 1)) trb->ctrl |= DWC3_TRB_CTRL_IOC; if (chain) @@ -1000,6 +998,8 @@ static void __dwc3_prepare_one_trb(struct dwc3_ep *dep, struct dwc3_trb *trb, trb->ctrl |= DWC3_TRB_CTRL_HWO; + dwc3_ep_inc_enq(dep); + trace_dwc3_prepare_trb(dep, trb); }