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Merge "power: supply: qti_battery_charger: Keep device awake during notification"

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qctecmdr 2020-07-25 05:28:33 -07:00 • committed by Gerrit - the friendly Code Review server
commit e2300e65af
1 changed files with 12 additions and 1 deletions
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13
drivers/power/supply/qti_battery_charger.c
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@ -15,6 +15,7 @@
#include <linux/reboot.h>
#include <linux/rpmsg.h>
#include <linux/mutex.h>
#include <linux/pm_wakeup.h>
#include <linux/power_supply.h>
#include <linux/soc/qcom/pmic_glink.h>
#include <linux/soc/qcom/battery_charger.h>
@ -622,8 +623,18 @@ static void handle_notification(struct battery_chg_dev *bcdev, void *data,
break;
}
if (pst && pst->psy)
if (pst && pst->psy) {
/*
* For charger mode, keep the device awake at least for 50 ms
* so that device won't enter suspend when a non-SDP charger
* is removed. This would allow the userspace process like
* "charger" to be able to read power supply uevents to take
* appropriate actions (e.g. shutting down when the charger is
* unplugged).
*/
power_supply_changed(pst->psy);
pm_wakeup_dev_event(bcdev->dev, 50, true);
}
}
static int battery_chg_callback(void *priv, void *data, size_t len)