1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/* Copyright (C) 2016 National Instruments Corp.
3 */
4#ifndef __PHY_LED_TRIGGERS
5#define __PHY_LED_TRIGGERS
6
7struct phy_device;
8
9#ifdef CONFIG_LED_TRIGGER_PHY
10
11#include <linux/leds.h>
12#include <linux/phy.h>
13
14#define PHY_LED_TRIGGER_SPEED_SUFFIX_SIZE 11
15
16#define PHY_LINK_LED_TRIGGER_NAME_SIZE (MII_BUS_ID_SIZE + \
17 sizeof_field(struct mdio_device, addr)+\
18 PHY_LED_TRIGGER_SPEED_SUFFIX_SIZE)
19
20struct phy_led_trigger {
21 struct led_trigger trigger;
22 char name[PHY_LINK_LED_TRIGGER_NAME_SIZE];
23 unsigned int speed;
24};
25
26
27extern int phy_led_triggers_register(struct phy_device *phy);
28extern void phy_led_triggers_unregister(struct phy_device *phy);
29extern void phy_led_trigger_change_speed(struct phy_device *phy);
30
31#else
32
33static inline int phy_led_triggers_register(struct phy_device *phy)
34{
35 return 0;
36}
37static inline void phy_led_triggers_unregister(struct phy_device *phy) { }
38static inline void phy_led_trigger_change_speed(struct phy_device *phy) { }
39
40#endif
41
42#endif
43

source code of linux/include/linux/phy_led_triggers.h