diff options
Diffstat (limited to 'drivers/usb/dwc3/ep0.c')
| -rw-r--r-- | drivers/usb/dwc3/ep0.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index e90ebb9dd3e8..5104dbf46680 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -457,8 +457,11 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl) case DWC3_ADDRESS_STATE: ret = dwc3_ep0_delegate_req(dwc, ctrl); /* if the cfg matches and the cfg is non zero */ - if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) + if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) { dwc->dev_state = DWC3_CONFIGURED_STATE; + dwc->resize_fifos = true; + dev_dbg(dwc->dev, "resize fifos flag SET\n"); + } break; case DWC3_CONFIGURED_STATE: @@ -707,6 +710,12 @@ static void dwc3_ep0_do_control_status(struct dwc3 *dwc, u32 epnum) { struct dwc3_ep *dep = dwc->eps[epnum]; + if (dwc->resize_fifos) { + dev_dbg(dwc->dev, "starting to resize fifos\n"); + dwc3_gadget_resize_tx_fifos(dwc); + dwc->resize_fifos = 0; + } + WARN_ON(dwc3_ep0_start_control_status(dep)); } |
