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-rw-r--r--include/linux/rfkill.h40
1 files changed, 31 insertions, 9 deletions
diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h
index a8a6ea809da0..0ce5e0b52dbd 100644
--- a/include/linux/rfkill.h
+++ b/include/linux/rfkill.h
@@ -2,7 +2,7 @@
2#define __RFKILL_H 2#define __RFKILL_H
3 3
4/* 4/*
5 * Copyright (C) 2006 Ivo van Doorn 5 * Copyright (C) 2006 - 2007 Ivo van Doorn
6 * Copyright (C) 2007 Dmitry Torokhov 6 * Copyright (C) 2007 Dmitry Torokhov
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
@@ -26,18 +26,19 @@
26#include <linux/list.h> 26#include <linux/list.h>
27#include <linux/mutex.h> 27#include <linux/mutex.h>
28#include <linux/device.h> 28#include <linux/device.h>
29#include <linux/leds.h>
29 30
30/** 31/**
31 * enum rfkill_type - type of rfkill switch. 32 * enum rfkill_type - type of rfkill switch.
32 * RFKILL_TYPE_WLAN: switch is no a Wireless network devices. 33 * RFKILL_TYPE_WLAN: switch is on a 802.11 wireless network device.
33 * RFKILL_TYPE_BlUETOOTH: switch is on a bluetooth device. 34 * RFKILL_TYPE_BLUETOOTH: switch is on a bluetooth device.
34 * RFKILL_TYPE_IRDA: switch is on an infrared devices. 35 * RFKILL_TYPE_UWB: switch is on a ultra wideband device.
35 */ 36 */
36enum rfkill_type { 37enum rfkill_type {
37 RFKILL_TYPE_WLAN = 0, 38 RFKILL_TYPE_WLAN ,
38 RFKILL_TYPE_BLUETOOTH = 1, 39 RFKILL_TYPE_BLUETOOTH,
39 RFKILL_TYPE_IRDA = 2, 40 RFKILL_TYPE_UWB,
40 RFKILL_TYPE_MAX = 3, 41 RFKILL_TYPE_MAX,
41}; 42};
42 43
43enum rfkill_state { 44enum rfkill_state {
@@ -51,11 +52,14 @@ enum rfkill_state {
51 * @type: Radio type which the button controls, the value stored 52 * @type: Radio type which the button controls, the value stored
52 * here should be a value from enum rfkill_type. 53 * here should be a value from enum rfkill_type.
53 * @state: State of the switch (on/off). 54 * @state: State of the switch (on/off).
55 * @user_claim_unsupported: Whether the hardware supports exclusive
56 * RF-kill control by userspace. Set this before registering.
54 * @user_claim: Set when the switch is controlled exlusively by userspace. 57 * @user_claim: Set when the switch is controlled exlusively by userspace.
55 * @mutex: Guards switch state transitions 58 * @mutex: Guards switch state transitions
56 * @data: Pointer to the RF button drivers private data which will be 59 * @data: Pointer to the RF button drivers private data which will be
57 * passed along when toggling radio state. 60 * passed along when toggling radio state.
58 * @toggle_radio(): Mandatory handler to control state of the radio. 61 * @toggle_radio(): Mandatory handler to control state of the radio.
62 * @led_trigger: A LED trigger for this button's LED.
59 * @dev: Device structure integrating the switch into device tree. 63 * @dev: Device structure integrating the switch into device tree.
60 * @node: Used to place switch into list of all switches known to the 64 * @node: Used to place switch into list of all switches known to the
61 * the system. 65 * the system.
@@ -67,6 +71,7 @@ struct rfkill {
67 enum rfkill_type type; 71 enum rfkill_type type;
68 72
69 enum rfkill_state state; 73 enum rfkill_state state;
74 bool user_claim_unsupported;
70 bool user_claim; 75 bool user_claim;
71 76
72 struct mutex mutex; 77 struct mutex mutex;
@@ -74,6 +79,10 @@ struct rfkill {
74 void *data; 79 void *data;
75 int (*toggle_radio)(void *data, enum rfkill_state state); 80 int (*toggle_radio)(void *data, enum rfkill_state state);
76 81
82#ifdef CONFIG_RFKILL_LEDS
83 struct led_trigger led_trigger;
84#endif
85
77 struct device dev; 86 struct device dev;
78 struct list_head node; 87 struct list_head node;
79}; 88};
@@ -84,6 +93,19 @@ void rfkill_free(struct rfkill *rfkill);
84int rfkill_register(struct rfkill *rfkill); 93int rfkill_register(struct rfkill *rfkill);
85void rfkill_unregister(struct rfkill *rfkill); 94void rfkill_unregister(struct rfkill *rfkill);
86 95
87void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state); 96/**
97 * rfkill_get_led_name - Get the LED trigger name for the button's LED.
98 * This function might return a NULL pointer if registering of the
99 * LED trigger failed.
100 * Use this as "default_trigger" for the LED.
101 */
102static inline char *rfkill_get_led_name(struct rfkill *rfkill)
103{
104#ifdef CONFIG_RFKILL_LEDS
105 return (char *)(rfkill->led_trigger.name);
106#else
107 return NULL;
108#endif
109}
88 110
89#endif /* RFKILL_H */ 111#endif /* RFKILL_H */