From 8e7046b71daeb6dfbf8c6eaa164e55d4e1dcb5c8 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Wed, 6 Apr 2016 10:01:14 +0300 Subject: [PATCH] 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 --- 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 c068a8f21f37..88fd30bf0c46 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -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) -- 2.39.5