LXR linux/drivers/net/wireless/broadcom/b43/leds.h

   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_ */
  96