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 /* AN mode */ 14 #define DW_AN_C73 1 15 #define DW_AN_C37_SGMII 2 16 17 struct mdio_xpcs_args { 18 __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); 19 struct mii_bus *bus; 20 int addr; 21 int an_mode; 22 }; 23 24 struct mdio_xpcs_ops { 25 int (*validate)(struct mdio_xpcs_args *xpcs, 26 unsigned long *supported, 27 struct phylink_link_state *state); 28 int (*config)(struct mdio_xpcs_args *xpcs, 29 const struct phylink_link_state *state); 30 int (*get_state)(struct mdio_xpcs_args *xpcs, 31 struct phylink_link_state *state); 32 int (*link_up)(struct mdio_xpcs_args *xpcs, int speed, 33 phy_interface_t interface); 34 int (*probe)(struct mdio_xpcs_args *xpcs, phy_interface_t interface); 35 int (*config_eee)(struct mdio_xpcs_args *xpcs, int mult_fact_100ns, 36 int enable); 37 }; 38 39 #if IS_ENABLED(CONFIG_PCS_XPCS) 40 struct mdio_xpcs_ops *mdio_xpcs_get_ops(void); 41 #else 42 static inline struct mdio_xpcs_ops *mdio_xpcs_get_ops(void) 43 { 44 return NULL; 45 } 46 #endif 47 48 #endif /* __LINUX_PCS_XPCS_H */ 49