diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/hid/hid-steelseries.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/hid/hid-steelseries.c b/drivers/hid/hid-steelseries.c index 16138f7dae17..f9ff5be94309 100644 --- a/drivers/hid/hid-steelseries.c +++ b/drivers/hid/hid-steelseries.c @@ -411,6 +411,15 @@ static void steelseries_headset_fetch_battery(struct hid_device *hdev) "Battery query failed (err: %d)\n", ret); } +static int battery_capacity_to_level(int capacity) +{ + if (capacity >= 50) + return POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; + if (capacity >= 20) + return POWER_SUPPLY_CAPACITY_LEVEL_LOW; + return POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; +} + static void steelseries_headset_battery_timer_tick(struct work_struct *work) { struct steelseries_device *sd = container_of(work, @@ -442,6 +451,9 @@ static int steelseries_headset_battery_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_CAPACITY: val->intval = sd->battery_capacity; break; + case POWER_SUPPLY_PROP_CAPACITY_LEVEL: + val->intval = battery_capacity_to_level(sd->battery_capacity); + break; default: ret = -EINVAL; break; @@ -469,6 +481,7 @@ static enum power_supply_property steelseries_headset_battery_props[] = { POWER_SUPPLY_PROP_STATUS, POWER_SUPPLY_PROP_SCOPE, POWER_SUPPLY_PROP_CAPACITY, + POWER_SUPPLY_PROP_CAPACITY_LEVEL, }; static int steelseries_headset_battery_register(struct steelseries_device *sd) |