xref: /openbmc/linux/drivers/usb/cdns3/host-export.h (revision 84b102f5)
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 */
34