android_kernel_xiaomi_sm8350/drivers/power/power_supply_leds.c
Harvey Harrison 0cddc0a906 power: replace remaining __FUNCTION__ occurrences
__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Greg KH <greg@kroah.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-04-29 08:05:58 -07:00

160 lines
4.0 KiB
C

/*
* LEDs triggers for power supply class
*
* Copyright © 2007 Anton Vorontsov <cbou@mail.ru>
* Copyright © 2004 Szabolcs Gyurko
* Copyright © 2003 Ian Molton <spyro@f2s.com>
*
* Modified: 2004, Oct Szabolcs Gyurko
*
* You may use this code as per GPL version 2
*/
#include <linux/kernel.h>
#include <linux/power_supply.h>
#include "power_supply.h"
/* Battery specific LEDs triggers. */
static void power_supply_update_bat_leds(struct power_supply *psy)
{
union power_supply_propval status;
if (psy->get_property(psy, POWER_SUPPLY_PROP_STATUS, &status))
return;
dev_dbg(psy->dev, "%s %d\n", __func__, status.intval);
switch (status.intval) {
case POWER_SUPPLY_STATUS_FULL:
led_trigger_event(psy->charging_full_trig, LED_FULL);
led_trigger_event(psy->charging_trig, LED_OFF);
led_trigger_event(psy->full_trig, LED_FULL);
break;
case POWER_SUPPLY_STATUS_CHARGING:
led_trigger_event(psy->charging_full_trig, LED_FULL);
led_trigger_event(psy->charging_trig, LED_FULL);
led_trigger_event(psy->full_trig, LED_OFF);
break;
default:
led_trigger_event(psy->charging_full_trig, LED_OFF);
led_trigger_event(psy->charging_trig, LED_OFF);
led_trigger_event(psy->full_trig, LED_OFF);
break;
}
}
static int power_supply_create_bat_triggers(struct power_supply *psy)
{
int rc = 0;
psy->charging_full_trig_name = kasprintf(GFP_KERNEL,
"%s-charging-or-full", psy->name);
if (!psy->charging_full_trig_name)
goto charging_full_failed;
psy->charging_trig_name = kasprintf(GFP_KERNEL,
"%s-charging", psy->name);
if (!psy->charging_trig_name)
goto charging_failed;
psy->full_trig_name = kasprintf(GFP_KERNEL, "%s-full", psy->name);
if (!psy->full_trig_name)
goto full_failed;
led_trigger_register_simple(psy->charging_full_trig_name,
&psy->charging_full_trig);
led_trigger_register_simple(psy->charging_trig_name,
&psy->charging_trig);
led_trigger_register_simple(psy->full_trig_name,
&psy->full_trig);
goto success;
full_failed:
kfree(psy->charging_trig_name);
charging_failed:
kfree(psy->charging_full_trig_name);
charging_full_failed:
rc = -ENOMEM;
success:
return rc;
}
static void power_supply_remove_bat_triggers(struct power_supply *psy)
{
led_trigger_unregister_simple(psy->charging_full_trig);
led_trigger_unregister_simple(psy->charging_trig);
led_trigger_unregister_simple(psy->full_trig);
kfree(psy->full_trig_name);
kfree(psy->charging_trig_name);
kfree(psy->charging_full_trig_name);
}
/* Generated power specific LEDs triggers. */
static void power_supply_update_gen_leds(struct power_supply *psy)
{
union power_supply_propval online;
if (psy->get_property(psy, POWER_SUPPLY_PROP_ONLINE, &online))
return;
dev_dbg(psy->dev, "%s %d\n", __func__, online.intval);
if (online.intval)
led_trigger_event(psy->online_trig, LED_FULL);
else
led_trigger_event(psy->online_trig, LED_OFF);
}
static int power_supply_create_gen_triggers(struct power_supply *psy)
{
int rc = 0;
psy->online_trig_name = kasprintf(GFP_KERNEL, "%s-online", psy->name);
if (!psy->online_trig_name)
goto online_failed;
led_trigger_register_simple(psy->online_trig_name, &psy->online_trig);
goto success;
online_failed:
rc = -ENOMEM;
success:
return rc;
}
static void power_supply_remove_gen_triggers(struct power_supply *psy)
{
led_trigger_unregister_simple(psy->online_trig);
kfree(psy->online_trig_name);
}
/* Choice what triggers to create&update. */
void power_supply_update_leds(struct power_supply *psy)
{
if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
power_supply_update_bat_leds(psy);
else
power_supply_update_gen_leds(psy);
}
int power_supply_create_triggers(struct power_supply *psy)
{
if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
return power_supply_create_bat_triggers(psy);
return power_supply_create_gen_triggers(psy);
}
void power_supply_remove_triggers(struct power_supply *psy)
{
if (psy->type == POWER_SUPPLY_TYPE_BATTERY)
power_supply_remove_bat_triggers(psy);
else
power_supply_remove_gen_triggers(psy);
}