The stream capable endpoints require stream id to be given when issuing START TRANSFER. While issuing no-op trb the stream id is not yet known, so don't issue no-op trb's on stream capable endpoints.
Signed-off-by: Anurag Kumar Vulisha <[email protected]> --- Chnages in v6: 1. Replaced dep->stream_capable with dep->endpoint.stream_capable Changes in v5: 1. None Changes in v4: 1. None Changes in v3: 1. None Changes in v2: 1. None --- drivers/usb/dwc3/gadget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index b58cd69..89df030 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -666,7 +666,7 @@ static int __dwc3_gadget_ep_enable(struct dwc3_ep *dep, unsigned int action) * Issue StartTransfer here with no-op TRB so we can always rely on No * Response Update Transfer command. */ - if (usb_endpoint_xfer_bulk(desc) || + if ((usb_endpoint_xfer_bulk(desc) && !dep->endpoint.stream_capable) || usb_endpoint_xfer_int(desc)) { struct dwc3_gadget_ep_cmd_params params; struct dwc3_trb *trb; -- 2.1.1
