1/* Copyright (C) 2016 National Instruments Corp.
2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 */
13#ifndef __PHY_LED_TRIGGERS
14#define __PHY_LED_TRIGGERS
15
16struct phy_device;
17
18#ifdef CONFIG_LED_TRIGGER_PHY
19
20#include <linux/leds.h>
21#include <linux/phy.h>
22
23#define PHY_LED_TRIGGER_SPEED_SUFFIX_SIZE 11
24
25#define PHY_LINK_LED_TRIGGER_NAME_SIZE (MII_BUS_ID_SIZE + \
26 FIELD_SIZEOF(struct mdio_device, addr)+\
27 PHY_LED_TRIGGER_SPEED_SUFFIX_SIZE)
28
29struct phy_led_trigger {
30 struct led_trigger trigger;
31 char name[PHY_LINK_LED_TRIGGER_NAME_SIZE];
32 unsigned int speed;
33};
34
35
36extern int phy_led_triggers_register(struct phy_device *phy);
37extern void phy_led_triggers_unregister(struct phy_device *phy);
38extern void phy_led_trigger_change_speed(struct phy_device *phy);
39
40#else
41
42static inline int phy_led_triggers_register(struct phy_device *phy)
43{
44 return 0;
45}
46static inline void phy_led_triggers_unregister(struct phy_device *phy) { }
47static inline void phy_led_trigger_change_speed(struct phy_device *phy) { }
48
49#endif
50
51#endif
52