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Commit 5a18999e authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior Committed by Felipe Balbi
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usb: dwc3: gadget: use TRB type 6 for ISOC transfers 



Type 6 should be used for the first transfer during an interval. This is
also what the reference driver is using. Type 7 seems to be for following
or additional transfers within the same interval.

Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent a1ae9be5

drivers/usb/dwc3/gadget.c

+1 −1
Original line number Diff line number Diff line
@@ -632,7 +632,7 @@ static struct dwc3_request *dwc3_prepare_trbs(struct dwc3_ep *dep, 
			break;



		case USB_ENDPOINT_XFER_ISOC:

			trb.trbctl = DWC3_TRBCTL_ISOCHRONOUS;

			trb.trbctl = DWC3_TRBCTL_ISOCHRONOUS_FIRST;



			/* IOC every DWC3_TRB_NUM / 4 so we can refill */

			if (!(cur_slot % (DWC3_TRB_NUM / 4)))