Clear ep0's DWC3_EP_TRANSFER_STARTED flag if the END_TRANSFER command is
completed. Otherwise, we can't start control transfer again after
END_TRANSFER.
Cc: stable@vger.kernel.org
Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
void dwc3_ep0_interrupt(struct dwc3 *dwc,
const struct dwc3_event_depevt *event)
{
void dwc3_ep0_interrupt(struct dwc3 *dwc,
const struct dwc3_event_depevt *event)
{
+ struct dwc3_ep *dep = dwc->eps[event->endpoint_number];
+ u8 cmd;
+
switch (event->endpoint_event) {
case DWC3_DEPEVT_XFERCOMPLETE:
dwc3_ep0_xfer_complete(dwc, event);
switch (event->endpoint_event) {
case DWC3_DEPEVT_XFERCOMPLETE:
dwc3_ep0_xfer_complete(dwc, event);
case DWC3_DEPEVT_XFERINPROGRESS:
case DWC3_DEPEVT_RXTXFIFOEVT:
case DWC3_DEPEVT_STREAMEVT:
case DWC3_DEPEVT_XFERINPROGRESS:
case DWC3_DEPEVT_RXTXFIFOEVT:
case DWC3_DEPEVT_STREAMEVT:
case DWC3_DEPEVT_EPCMDCMPLT:
case DWC3_DEPEVT_EPCMDCMPLT:
+ cmd = DEPEVT_PARAMETER_CMD(event->parameters);
+
+ if (cmd == DWC3_DEPCMD_ENDTRANSFER)
+ dep->flags &= ~DWC3_EP_TRANSFER_STARTED;