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power: supply: rk818_battery: add power supply property for Android R

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Signed-off-by: Shunqing Chen <csq@rock-chips.com>
Change-Id: I585aec225da6925bd592111c0dfcc0576f8b9968
This commit is contained in:
Shunqing Chen
2020-09-30 11:22:47 +08:00
committed by Tao Huang
parent d2e366d488
commit 1dff96f5fe
1 changed files with 46 additions and 0 deletions
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46
drivers/power/supply/rk818_battery.c
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@@ -881,10 +881,13 @@ static enum power_supply_property rk818_bat_props[] = {
POWER_SUPPLY_PROP_PRESENT,
POWER_SUPPLY_PROP_HEALTH,
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_CAPACITY_LEVEL,
POWER_SUPPLY_PROP_TEMP,
POWER_SUPPLY_PROP_STATUS,
POWER_SUPPLY_PROP_CHARGE_COUNTER,
POWER_SUPPLY_PROP_CHARGE_FULL,
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
POWER_SUPPLY_PROP_VOLTAGE_MAX,
POWER_SUPPLY_PROP_CURRENT_MAX,
};
@@ -955,6 +958,42 @@ static int rk818_bat_get_charge_state(struct rk818_battery *di)
return (di->usb_in || di->ac_in);
}
static int rk818_get_capacity_leve(struct rk818_battery *di)
{
if (di->pdata->bat_mode == MODE_VIRTUAL)
return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
if (di->dsoc < 1)
return POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL;
else if (di->dsoc <= 20)
return POWER_SUPPLY_CAPACITY_LEVEL_LOW;
else if (di->dsoc <= 70)
return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
else if (di->dsoc <= 90)
return POWER_SUPPLY_CAPACITY_LEVEL_HIGH;
else
return POWER_SUPPLY_CAPACITY_LEVEL_FULL;
}
static int rk818_battery_time_to_full(struct rk818_battery *di)
{
int time_sec;
int cap_temp;
if (di->pdata->bat_mode == MODE_VIRTUAL) {
time_sec = 3600;
} else if (di->voltage_avg > 0) {
cap_temp = di->pdata->design_capacity - di->remain_cap;
if (cap_temp < 0)
cap_temp = 0;
time_sec = (3600 * cap_temp) / di->voltage_avg;
} else {
time_sec = 3600 * 24; /* One day */
}
return time_sec;
}
static int rk818_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
@@ -983,6 +1022,9 @@ static int rk818_battery_get_property(struct power_supply *psy,
val->intval = VIRTUAL_SOC;
DBG("<%s>. report dsoc: %d\n", __func__, val->intval);
break;
case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
val->intval = rk818_get_capacity_leve(di);
break;
case POWER_SUPPLY_PROP_HEALTH:
val->intval = POWER_SUPPLY_HEALTH_GOOD;
break;
@@ -1005,8 +1047,12 @@ static int rk818_battery_get_property(struct power_supply *psy,
val->intval = di->charge_count;
break;
case POWER_SUPPLY_PROP_CHARGE_FULL:
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
val->intval = di->pdata->design_capacity * 1000;/* uAh */
break;
case POWER_SUPPLY_PROP_TIME_TO_FULL_NOW:
val->intval = rk818_battery_time_to_full(di);
break;
case POWER_SUPPLY_PROP_VOLTAGE_MAX:
val->intval = di->voltage_max;
break;