usb: dwc3: ep0: make dwc3 ep0 build in uboot

[karo-tx-uboot.git] / drivers / usb / dwc3 / core.h

diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 97f71ad93f1d155b448224a20c56cccbe75b3af9..0ffcb7d7332068d5624c7c21fff4fa19a7ac7741 100644 (file)
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -840,6 +840,30 @@ struct dwc3_event_type {
 #define DWC3_DEPEVT_STREAMEVT          0x06
 #define DWC3_DEPEVT_EPCMDCMPLT         0x07
 
+/**
+ * dwc3_ep_event_string - returns event name
+ * @event: then event code
+ */
+static inline const char *dwc3_ep_event_string(u8 event)
+{
+       switch (event) {
+       case DWC3_DEPEVT_XFERCOMPLETE:
+               return "Transfer Complete";
+       case DWC3_DEPEVT_XFERINPROGRESS:
+               return "Transfer In-Progress";
+       case DWC3_DEPEVT_XFERNOTREADY:
+               return "Transfer Not Ready";
+       case DWC3_DEPEVT_RXTXFIFOEVT:
+               return "FIFO";
+       case DWC3_DEPEVT_STREAMEVT:
+               return "Stream";
+       case DWC3_DEPEVT_EPCMDCMPLT:
+               return "Endpoint Command Complete";
+       }
+
+       return "UNKNOWN";
+}
+
 /**
  * struct dwc3_event_depvt - Device Endpoint Events
  * @one_bit: indicates this is an endpoint event (not used)