diff options
Diffstat (limited to 'drivers/usb/chipidea')
| -rw-r--r-- | drivers/usb/chipidea/udc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 3abd1ad5ced1..94af0208dab8 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -463,7 +463,6 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) mEp->qh.ptr->td.next = cpu_to_le32(mReq->dma); /* TERMINATE = 0 */ mEp->qh.ptr->td.token &= cpu_to_le32(~(TD_STATUS_HALTED|TD_STATUS_ACTIVE)); - mEp->qh.ptr->cap |= cpu_to_le32(QH_ZLT); wmb(); /* synchronize before ep prime */ @@ -1008,6 +1007,8 @@ static int ep_enable(struct usb_ep *ep, if (mEp->type == USB_ENDPOINT_XFER_CONTROL) cap |= QH_IOS; + if (mEp->num) + cap |= QH_ZLT; cap |= (mEp->ep.maxpacket << __ffs(QH_MAX_PKT)) & QH_MAX_PKT; mEp->qh.ptr->cap = cpu_to_le32(cap); |