A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-12 07:37:31 -04:00
Code Issues Projects Releases Packages Wiki Activity

Add charger power watt uevent

Browse source 
Support charger power watt uevent to notify BatteryService
the charger power capability.

Filter uevent by uevent message POWER_SUPPLY_POWER_WATT=
to parse the charger power in watt.

Change-Id: I9Montana081355e68b281825476d241f570d3118c5fb
Signed-off-by: Yonghua Yan <yanyh2@motorola.com>
Reviewed-on: https://gerrit.mot.com/2276713
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Yonghua Yan 2022-05-23 14:18:44 +08:00
commit 0769972de6
1 changed files with 20 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

20
drivers/power/mmi_charger/mmi_charger.c
View file

@ -68,6 +68,7 @@ enum {
NOTIFY_EVENT_TYPE_CHG_RATE = 0,
NOTIFY_EVENT_TYPE_LPD_PRESENT,
NOTIFY_EVENT_TYPE_VBUS_PRESENT,
NOTIFY_EVENT_TYPE_POWER_WATT,
};
static char *charge_rate[] = {
@ -214,6 +215,7 @@ struct mmi_charger_chip {
int max_charger_rate;
bool vbus_present;
bool lpd_present;
int power_watt;
int suspended;
int demo_mode;
@ -345,6 +347,8 @@ static ssize_t state_sync_store(struct device *dev,
NOTIFY_EVENT_TYPE_LPD_PRESENT);
mmi_notify_charger_event(this_chip,
NOTIFY_EVENT_TYPE_VBUS_PRESENT);
mmi_notify_charger_event(this_chip,
NOTIFY_EVENT_TYPE_POWER_WATT);
mutex_unlock(&this_chip->charger_lock);
cancel_delayed_work(&this_chip->heartbeat_work);
schedule_delayed_work(&this_chip->heartbeat_work,
@ -1683,6 +1687,11 @@ static void mmi_notify_charger_event(struct mmi_charger_chip *chip, int type)
"POWER_SUPPLY_VBUS_PRESENT=%s",
chip->vbus_present? "true" : "false");
break;
case NOTIFY_EVENT_TYPE_POWER_WATT:
scnprintf(event_string, CHG_SHOW_MAX_SIZE,
"POWER_SUPPLY_POWER_WATT=%d",
chip->power_watt / 1000);
break;
default:
mmi_err(chip, "Invalid notify event type %d\n", type);
kfree(event_string);
@ -1888,6 +1897,7 @@ static void mmi_update_battery_status(struct mmi_charger_chip *chip)
struct mmi_battery_info *batt_info = NULL;
bool vbus_present = false;
bool lpd_present = false;
int power_watt = 0;
mutex_lock(&chip->battery_lock);
list_for_each_entry(charger, &chip->charger_list, list) {
@ -1917,6 +1927,9 @@ static void mmi_update_battery_status(struct mmi_charger_chip *chip)
if (battery->charger_rate < charger_rate)
battery->charger_rate = charger_rate;
if (charger->chg_info.chrg_pmax_mw > power_watt)
power_watt = charger->chg_info.chrg_pmax_mw;
/* update charging status */
if (batt_info->batt_status == POWER_SUPPLY_STATUS_FULL ||
battery->status == POWER_SUPPLY_STATUS_FULL ||
@ -2006,6 +2019,13 @@ static void mmi_update_battery_status(struct mmi_charger_chip *chip)
vbus_present? "present" : "absent");
}
if (chip->power_watt != power_watt) {
mmi_changed = true;
chip->power_watt = power_watt;
mmi_notify_charger_event(chip, NOTIFY_EVENT_TYPE_POWER_WATT);
mmi_info(chip, "charger power is %d mW\n", power_watt);
}
list_for_each_entry(battery, &chip->battery_list, list) {
if (batt_health == POWER_SUPPLY_HEALTH_UNKNOWN) {
batt_health = battery->health;