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Revert "rfkill: remove dead code" 

This reverts commit 2e48928d8a.

Those functions are needed and should not be removed, or
there is no way to set the rfkill led trigger name.

Signed-off-by: AceLan Kao <acelan.kao@canonical.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
AceLan Kao 2012-07-26 09:51:08 +08:00 committed by Johannes Berg
parent dcf33963c4
commit 06d7de831d
2 changed files with 45 additions and 0 deletions
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31
include/linux/rfkill.h
View File

@ -354,6 +354,37 @@ static inline bool rfkill_blocked(struct rfkill *rfkill)
}
#endif /* RFKILL || RFKILL_MODULE */
#ifdef CONFIG_RFKILL_LEDS
/**
* rfkill_get_led_trigger_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.
*/
const char *rfkill_get_led_trigger_name(struct rfkill *rfkill);
/**
* rfkill_set_led_trigger_name -- set the LED trigger name
* @rfkill: rfkill struct
* @name: LED trigger name
*
* This function sets the LED trigger name of the radio LED
* trigger that rfkill creates. It is optional, but if called
* must be called before rfkill_register() to be effective.
*/
void rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name);
#else
static inline const char *rfkill_get_led_trigger_name(struct rfkill *rfkill)
{
return NULL;
}
static inline void
rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name)
{
}
#endif
#endif /* __KERNEL__ */
#endif /* RFKILL_H */

14
net/rfkill/core.c
View File

@ -150,6 +150,20 @@ static void rfkill_led_trigger_activate(struct led_classdev *led)
rfkill_led_trigger_event(rfkill);
}
const char *rfkill_get_led_trigger_name(struct rfkill *rfkill)
{
return rfkill->led_trigger.name;
}
EXPORT_SYMBOL(rfkill_get_led_trigger_name);
void rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name)
{
BUG_ON(!rfkill);
rfkill->ledtrigname = name;
}
EXPORT_SYMBOL(rfkill_set_led_trigger_name);
static int rfkill_led_trigger_register(struct rfkill *rfkill)
{
rfkill->led_trigger.name = rfkill->ledtrigname