1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef B43_LEDS_H_
 3#define B43_LEDS_H_
 4
 5struct b43_wl;
 6struct b43_wldev;
 7
 8#ifdef CONFIG_B43_LEDS
 9
10#include <linux/types.h>
11#include <linux/leds.h>
12#include <linux/workqueue.h>
13
14
15#define B43_LED_MAX_NAME_LEN	31
16
17struct b43_led {
18	struct b43_wl *wl;
19	/* The LED class device */
20	struct led_classdev led_dev;
21	/* The index number of the LED. */
22	u8 index;
23	/* If activelow is true, the LED is ON if the
24	 * bit is switched off. */
25	bool activelow;
26	/* The unique name string for this LED device. */
27	char name[B43_LED_MAX_NAME_LEN + 1];
28	/* The current status of the LED. This is updated locklessly. */
29	atomic_t state;
30	/* The active state in hardware. */
31	bool hw_state;
32};
33
34struct b43_leds {
35	struct b43_led led_tx;
36	struct b43_led led_rx;
37	struct b43_led led_radio;
38	struct b43_led led_assoc;
39
40	bool stop;
41	struct work_struct work;
42};
43
44#define B43_MAX_NR_LEDS			4
45
46#define B43_LED_BEHAVIOUR		0x7F
47#define B43_LED_ACTIVELOW		0x80
48/* LED behaviour values */
49enum b43_led_behaviour {
50	B43_LED_OFF,
51	B43_LED_ON,
52	B43_LED_ACTIVITY,
53	B43_LED_RADIO_ALL,
54	B43_LED_RADIO_A,
55	B43_LED_RADIO_B,
56	B43_LED_MODE_BG,
57	B43_LED_TRANSFER,
58	B43_LED_APTRANSFER,
59	B43_LED_WEIRD,		//FIXME
60	B43_LED_ASSOC,
61	B43_LED_INACTIVE,
62};
63
64void b43_leds_register(struct b43_wldev *dev);
65void b43_leds_unregister(struct b43_wl *wl);
66void b43_leds_init(struct b43_wldev *dev);
67void b43_leds_exit(struct b43_wldev *dev);
68void b43_leds_stop(struct b43_wldev *dev);
69
70
71#else /* CONFIG_B43_LEDS */
72/* LED support disabled */
73
74struct b43_leds {
75	/* empty */
76};
77
78static inline void b43_leds_register(struct b43_wldev *dev)
79{
80}
81static inline void b43_leds_unregister(struct b43_wl *wl)
82{
83}
84static inline void b43_leds_init(struct b43_wldev *dev)
85{
86}
87static inline void b43_leds_exit(struct b43_wldev *dev)
88{
89}
90static inline void b43_leds_stop(struct b43_wldev *dev)
91{
92}
93#endif /* CONFIG_B43_LEDS */
94
95#endif /* B43_LEDS_H_ */