1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (c) 2020 Synopsys, Inc. and/or its affiliates. 4 * Synopsys DesignWare XPCS helpers 5 */ 6 7 #ifndef __LINUX_PCS_XPCS_H 8 #define __LINUX_PCS_XPCS_H 9 10 #include <linux/phy.h> 11 #include <linux/phylink.h> 12 13 struct mdio_xpcs_args { 14 __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); 15 struct mii_bus *bus; 16 int addr; 17 }; 18 19 struct mdio_xpcs_ops { 20 int (*validate)(struct mdio_xpcs_args *xpcs, 21 unsigned long *supported, 22 struct phylink_link_state *state); 23 int (*config)(struct mdio_xpcs_args *xpcs, 24 const struct phylink_link_state *state); 25 int (*get_state)(struct mdio_xpcs_args *xpcs, 26 struct phylink_link_state *state); 27 int (*link_up)(struct mdio_xpcs_args *xpcs, int speed, 28 phy_interface_t interface); 29 int (*probe)(struct mdio_xpcs_args *xpcs, phy_interface_t interface); 30 }; 31 32 #if IS_ENABLED(CONFIG_PCS_XPCS) 33 struct mdio_xpcs_ops *mdio_xpcs_get_ops(void); 34 #else 35 static inline struct mdio_xpcs_ops *mdio_xpcs_get_ops(void) 36 { 37 return NULL; 38 } 39 #endif 40 41 #endif /* __LINUX_PCS_XPCS_H */ 42