treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / usb / core / phy.h
blob20a267cd986b2c4940e415c821a45fa0a5eb6d85
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3 * USB roothub wrapper
5 * Copyright (C) 2018 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
6 */
8 #ifndef __USB_CORE_PHY_H_
9 #define __USB_CORE_PHY_H_
11 struct device;
12 struct usb_phy_roothub;
14 struct usb_phy_roothub *usb_phy_roothub_alloc(struct device *dev);
16 int usb_phy_roothub_init(struct usb_phy_roothub *phy_roothub);
17 int usb_phy_roothub_exit(struct usb_phy_roothub *phy_roothub);
19 int usb_phy_roothub_set_mode(struct usb_phy_roothub *phy_roothub,
20 enum phy_mode mode);
21 int usb_phy_roothub_calibrate(struct usb_phy_roothub *phy_roothub);
22 int usb_phy_roothub_power_on(struct usb_phy_roothub *phy_roothub);
23 void usb_phy_roothub_power_off(struct usb_phy_roothub *phy_roothub);
25 int usb_phy_roothub_suspend(struct device *controller_dev,
26 struct usb_phy_roothub *phy_roothub);
27 int usb_phy_roothub_resume(struct device *controller_dev,
28 struct usb_phy_roothub *phy_roothub);
30 #endif /* __USB_CORE_PHY_H_ */