usb: dwc3: gadget: don't interrupt when chained



It makes no sense to interrupt in the middle of
chained transfer. This patch just makes sure we
don't do that.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

parent 052ba52e

drivers/usb/dwc3/gadget.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -804,7 +804,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
		/* always enable Continue on Short Packet */
		trb->ctrl \|= DWC3_TRB_CTRL_CSP;

		if (!req->request.no_interrupt)
		if (!req->request.no_interrupt && !chain)
		trb->ctrl \|= DWC3_TRB_CTRL_IOC \| DWC3_TRB_CTRL_ISP_IMI;

		if (last)