drivers/usb/cdns3/host-export.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Cadence USBSS DRD Driver - Host Export APIs
   4  *
   5  * Copyright (C) 2017-2018 NXP
   6  *
   7  * Authors: Peter Chen <peter.chen@nxp.com>
   8  */
   9 #ifndef __LINUX_CDNS3_HOST_EXPORT
  10 #define __LINUX_CDNS3_HOST_EXPORT
  11
  12 struct usb_hcd;
  13 #ifdef CONFIG_USB_CDNS3_HOST
  14
  15 int cdns3_host_init(struct cdns3 *cdns);
  16 int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd);
  17
  18 #else
  19
  20 static inline int cdns3_host_init(struct cdns3 *cdns)
  21 {
  22         return -ENXIO;
  23 }
  24
  25 static inline void cdns3_host_exit(struct cdns3 *cdns) { }
  26 static inline int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd)
  27 {
  28         return 0;
  29 }
  30
  31 #endif /* CONFIG_USB_CDNS3_HOST */
  32
  33 #endif /* __LINUX_CDNS3_HOST_EXPORT */