diff options
| author | Michael Buesch <mb@bu3sch.de> | 2007-09-27 21:33:12 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:54:10 -0700 |
| commit | 135900c182c321a4888ec496b014e6707272faca (patch) | |
| tree | d17a3e12bf2e047c7a627f61e623e40dfbad87bf /include | |
| parent | 937a049dd903bd810d858d0303cf86af9eb08b6f (diff) | |
| download | linux-135900c182c321a4888ec496b014e6707272faca.tar.bz2 | |
[RFKILL]: Add support for an rfkill LED.
This adds a LED trigger.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/rfkill.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h index d76397ca95ad..26fddea12c25 100644 --- a/include/linux/rfkill.h +++ b/include/linux/rfkill.h @@ -26,6 +26,7 @@ #include <linux/list.h> #include <linux/mutex.h> #include <linux/device.h> +#include <linux/leds.h> /** * enum rfkill_type - type of rfkill switch. @@ -56,6 +57,7 @@ enum rfkill_state { * @data: Pointer to the RF button drivers private data which will be * passed along when toggling radio state. * @toggle_radio(): Mandatory handler to control state of the radio. + * @led_trigger: A LED trigger for this button's LED. * @dev: Device structure integrating the switch into device tree. * @node: Used to place switch into list of all switches known to the * the system. @@ -74,6 +76,10 @@ struct rfkill { void *data; int (*toggle_radio)(void *data, enum rfkill_state state); +#ifdef CONFIG_RFKILL_LEDS + struct led_trigger led_trigger; +#endif + struct device dev; struct list_head node; }; @@ -84,4 +90,19 @@ void rfkill_free(struct rfkill *rfkill); int rfkill_register(struct rfkill *rfkill); void rfkill_unregister(struct rfkill *rfkill); +/** + * rfkill_get_led_name - Get the LED trigger name for the button's LED. + * This function might return a NULL pointer if registering of the + * LED trigger failed. + * Use this as "default_trigger" for the LED. + */ +static inline char *rfkill_get_led_name(struct rfkill *rfkill) +{ +#ifdef CONFIG_RFKILL_LEDS + return (char *)(rfkill->led_trigger.name); +#else + return NULL; +#endif +} + #endif /* RFKILL_H */ |