Add POWER_SUPPLY_PROP_POLL_INTERVAL property to query and set the polling interval of the fuel gauge.
Signed-off-by: Matt Ranostay <matt@ranostay.consulting> --- drivers/power/bq27xxx_battery.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/power/bq27xxx_battery.c b/drivers/power/bq27xxx_battery.c index 9cdca31ef3b2..ec6419007921 100644 --- a/drivers/power/bq27xxx_battery.c +++ b/drivers/power/bq27xxx_battery.c @@ -274,6 +274,7 @@ static enum power_supply_property bq27000_battery_props[] = { POWER_SUPPLY_PROP_POWER_AVG, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27010_battery_props[] = { @@ -294,6 +295,7 @@ static enum power_supply_property bq27010_battery_props[] = { POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27500_battery_props[] = { @@ -312,6 +314,7 @@ static enum power_supply_property bq27500_battery_props[] = { POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27530_battery_props[] = { @@ -330,6 +333,7 @@ static enum power_supply_property bq27530_battery_props[] = { POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27541_battery_props[] = { @@ -349,6 +353,7 @@ static enum power_supply_property bq27541_battery_props[] = { POWER_SUPPLY_PROP_POWER_AVG, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27545_battery_props[] = { @@ -367,6 +372,7 @@ static enum power_supply_property bq27545_battery_props[] = { POWER_SUPPLY_PROP_CYCLE_COUNT, POWER_SUPPLY_PROP_POWER_AVG, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; static enum power_supply_property bq27421_battery_props[] = { @@ -382,6 +388,7 @@ static enum power_supply_property bq27421_battery_props[] = { POWER_SUPPLY_PROP_CHARGE_NOW, POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_POLL_INTERVAL, }; #define BQ27XXX_PROP(_id, _prop) \ @@ -969,6 +976,9 @@ static int bq27xxx_battery_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_MANUFACTURER: val->strval = BQ27XXX_MANUFACTURER; break; + case POWER_SUPPLY_PROP_POLL_INTERVAL: + val->intval = poll_interval; + break; default: return -EINVAL; } @@ -976,6 +986,31 @@ static int bq27xxx_battery_get_property(struct power_supply *psy, return ret; } +static int bq27xxx_battery_set_property(struct power_supply *psy, + enum power_supply_property psp, + const union power_supply_propval *val) +{ + struct bq27xxx_device_info *di = power_supply_get_drvdata(psy); + + if (psp != POWER_SUPPLY_PROP_POLL_INTERVAL) + return -EINVAL; + + poll_interval = val->intval; + cancel_delayed_work_sync(&di->work); + schedule_delayed_work(&di->work, 0); + + return 0; +} + +static int bq27xxx_property_is_writeable(struct power_supply *psy, + enum power_supply_property psp) +{ + if (psp == POWER_SUPPLY_PROP_POLL_INTERVAL) + return 1; + + return 0; +} + static void bq27xxx_external_power_changed(struct power_supply *psy) { struct bq27xxx_device_info *di = power_supply_get_drvdata(psy); @@ -1002,6 +1037,8 @@ int bq27xxx_battery_setup(struct bq27xxx_device_info *di) psy_desc->properties = bq27xxx_battery_props[di->chip].props; psy_desc->num_properties = bq27xxx_battery_props[di->chip].size; psy_desc->get_property = bq27xxx_battery_get_property; + psy_desc->set_property = bq27xxx_battery_set_property; + psy_desc->property_is_writeable = bq27xxx_property_is_writeable; psy_desc->external_power_changed = bq27xxx_external_power_changed; di->bat = power_supply_register_no_ws(di->dev, psy_desc, &psy_cfg); -- 2.7.4