drivers/usb/cdns3/gadget-export.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Cadence USBSS DRD Driver - Gadget Export APIs.
   4  *
   5  * Copyright (C) 2017 NXP
   6  * Copyright (C) 2017-2018 NXP
   7  *
   8  * Authors: Peter Chen <peter.chen@nxp.com>
   9  */
  10 #ifndef __LINUX_CDNS3_GADGET_EXPORT
  11 #define __LINUX_CDNS3_GADGET_EXPORT
  12
  13 #ifdef CONFIG_USB_CDNS3_GADGET
  14
  15 int cdns3_gadget_init(struct cdns3 *cdns);
  16 void cdns3_gadget_exit(struct cdns3 *cdns);
  17 #else
  18
  19 static inline int cdns3_gadget_init(struct cdns3 *cdns)
  20 {
  21         return -ENXIO;
  22 }
  23
  24 static inline void cdns3_gadget_exit(struct cdns3 *cdns) { }
  25
  26 #endif
  27
  28 #endif /* __LINUX_CDNS3_GADGET_EXPORT */