Linux kernel mirror (for testing)
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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
17struct mdio_xpcs_args {
18 __ETHTOOL_DECLARE_LINK_MODE_MASK(supported);
19 struct mii_bus *bus;
20 int addr;
21 int an_mode;
22};
23
24struct 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};
36
37#if IS_ENABLED(CONFIG_PCS_XPCS)
38struct mdio_xpcs_ops *mdio_xpcs_get_ops(void);
39#else
40static inline struct mdio_xpcs_ops *mdio_xpcs_get_ops(void)
41{
42 return NULL;
43}
44#endif
45
46#endif /* __LINUX_PCS_XPCS_H */