diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 72388d8eda32..2e73d33e171d 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -370,6 +370,14 @@ enum dwc3_phy { DWC3_PHY_USB2, }; +enum dwc3_ep0_next { + DWC3_EP0_UNKNOWN = 0, + DWC3_EP0_COMPLETE, + DWC3_EP0_NRDY_SETUP, + DWC3_EP0_NRDY_DATA, + DWC3_EP0_NRDY_STATUS, +}; + enum dwc3_ep0_state { EP0_UNCONNECTED = 0, EP0_SETUP_PHASE, @@ -520,6 +528,7 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat) * @three_stage_setup: set if we perform a three phase setup * @ep0_status_pending: ep0 status response without a req is pending * @ep0_bounced: true when we used bounce buffer + * @ep0_next_event: hold the next expected event * @ep0state: state of endpoint zero * @link_state: link state * @speed: device speed (super, high, full, low) @@ -566,6 +575,7 @@ struct dwc3 { unsigned ep0_status_pending:1; unsigned ep0_bounced:1; + enum dwc3_ep0_next ep0_next_event; enum dwc3_ep0_state ep0state; enum dwc3_link_state link_state; enum dwc3_device_state dev_state;