diff options
| author | Pratyush Anand <pratyush.anand@st.com> | 2012-06-03 14:13:19 (GMT) |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-06-04 15:23:19 (GMT) |
| commit | 70b674bfeb735557fc03cdc125ffe6d34218fcfd (patch) | |
| tree | a8a99009368df2cd6e9297857edf94d9bfa3a82c /drivers/usb/dwc3 | |
| parent | d6d6ec7b8854ab62f7f3907656d5d29eb47532e7 (diff) | |
| download | linux-70b674bfeb735557fc03cdc125ffe6d34218fcfd.tar.xz | |
usb: dwc3: Fix break from cleanup request loop
If event status says that its last completed TRB but TRB is still owned
by HW then break from the loop, because we are not going to get correct
TRB status from trb control/size register.
Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 0cab69e..854f3a3 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1681,7 +1681,8 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep, if (s_pkt) break; if ((event->status & DEPEVT_STATUS_LST) && - (trb->ctrl & DWC3_TRB_CTRL_LST)) + (trb->ctrl & (DWC3_TRB_CTRL_LST | + DWC3_TRB_CTRL_HWO))) break; if ((event->status & DEPEVT_STATUS_IOC) && (trb->ctrl & DWC3_TRB_CTRL_IOC)) |