drivers/net/wireless/b43/leds.h

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