diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 566bc1e604af..66dfcdbd1e03 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2748,12 +2748,14 @@ static void dwc2_hsotg_complete_in(struct dwc2_hsotg *hsotg, return; } - /* Zlp for all endpoints, for ep0 only in DATA IN stage */ + /* Zlp for all endpoints in non DDMA, for ep0 only in DATA IN stage */ if (hs_ep->send_zlp) { - dwc2_hsotg_program_zlp(hsotg, hs_ep); hs_ep->send_zlp = 0; - /* transfer will be completed on next complete interrupt */ - return; + if (!using_desc_dma(hsotg)) { + dwc2_hsotg_program_zlp(hsotg, hs_ep); + /* transfer will be completed on next complete interrupt */ + return; + } } if (hs_ep->index == 0 && hsotg->ep0_state == DWC2_EP0_DATA_IN) {