diff options
Diffstat (limited to 'drivers/power/abx500_chargalg.c')
| -rw-r--r-- | drivers/power/abx500_chargalg.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/power/abx500_chargalg.c b/drivers/power/abx500_chargalg.c index 8ab65a3a8190..a876976678ab 100644 --- a/drivers/power/abx500_chargalg.c +++ b/drivers/power/abx500_chargalg.c @@ -26,6 +26,7 @@ #include <linux/mfd/abx500.h> #include <linux/mfd/abx500/ux500_chargalg.h> #include <linux/mfd/abx500/ab8500-bm.h> +#include <linux/notifier.h> /* Watchdog kick interval */ #define CHG_WD_INTERVAL (6 * HZ) @@ -243,6 +244,9 @@ struct abx500_chargalg { struct kobject chargalg_kobject; }; +/*External charger prepare notifier*/ +BLOCKING_NOTIFIER_HEAD(charger_notifier_list); + /* Main battery properties */ static enum power_supply_property abx500_chargalg_props[] = { POWER_SUPPLY_PROP_STATUS, @@ -503,6 +507,8 @@ static int abx500_chargalg_kick_watchdog(struct abx500_chargalg *di) static int abx500_chargalg_ac_en(struct abx500_chargalg *di, int enable, int vset, int iset) { + static int abx500_chargalg_ex_ac_enable_toggle; + if (!di->ac_chg || !di->ac_chg->ops.enable) return -ENXIO; @@ -515,6 +521,14 @@ static int abx500_chargalg_ac_en(struct abx500_chargalg *di, int enable, di->chg_info.ac_iset = iset; di->chg_info.ac_vset = vset; + /* Enable external charger */ + if (enable && di->ac_chg->external && + !abx500_chargalg_ex_ac_enable_toggle) { + blocking_notifier_call_chain(&charger_notifier_list, + 0, di->dev); + abx500_chargalg_ex_ac_enable_toggle++; + } + return di->ac_chg->ops.enable(di->ac_chg, enable, vset, iset); } |
