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
