diff options
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 3479c9cb5d33..14898335d193 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2819,19 +2819,6 @@ static int handle_tx_event(struct xhci_hcd *xhci, /* Is this a TRB in the currently executing TD? */ ep_seg = trb_in_td(xhci, td, ep_trb_dma, false); - /* - * Skip the Force Stopped Event. The event_trb(event_dma) of FSE - * is not in the current TD pointed by ep_ring->dequeue because - * that the hardware dequeue pointer still at the previous TRB - * of the current TD. The previous TRB maybe a Link TD or the - * last TRB of the previous TD. The command completion handle - * will take care the rest. - */ - if (!ep_seg && (trb_comp_code == COMP_STOPPED || - trb_comp_code == COMP_STOPPED_LENGTH_INVALID)) { - continue; - } - if (!ep_seg) { if (ep->skip && usb_endpoint_xfer_isoc(&td->urb->ep->desc)) { @@ -2840,6 +2827,18 @@ static int handle_tx_event(struct xhci_hcd *xhci, } /* + * Skip the Force Stopped Event. The 'ep_trb' of FSE is not in the current + * TD pointed by 'ep_ring->dequeue' because that the hardware dequeue + * pointer still at the previous TRB of the current TD. The previous TRB + * maybe a Link TD or the last TRB of the previous TD. The command + * completion handle will take care the rest. + */ + if (trb_comp_code == COMP_STOPPED || + trb_comp_code == COMP_STOPPED_LENGTH_INVALID) { + return 0; + } + + /* * Some hosts give a spurious success event after a short * transfer. Ignore it. */ |