}
/*
- * Return the battery temperature in tenths of degree Kelvin
+ * Return the battery temperature in tenths of degree Celsius
* Or < 0 if something fails.
*/
-static int bq27xxx_battery_read_temperature(struct bq27xxx_device_info *di)
+static int bq27xxx_battery_read_temperature(struct bq27xxx_device_info *di,
+ union power_supply_propval *val)
{
int temp;
if (di->opts & BQ27XXX_O_ZERO)
temp = 5 * temp / 2;
- return temp;
+ /* Convert decidegree Kelvin to Celsius */
+ temp -= 2731;
+
+ val->intval = temp;
+
+ return 0;
}
/*
if ((cache.flags & 0xff) == 0xff)
cache.flags = -1; /* read error */
if (cache.flags >= 0) {
- cache.temperature = bq27xxx_battery_read_temperature(di);
if (di->regs[BQ27XXX_REG_TTE] != INVALID_REG_ADDR)
cache.time_to_empty = bq27xxx_battery_read_time(di, BQ27XXX_REG_TTE);
if (di->regs[BQ27XXX_REG_TTECP] != INVALID_REG_ADDR)
ret = bq27xxx_battery_capacity_level(di, val);
break;
case POWER_SUPPLY_PROP_TEMP:
- ret = bq27xxx_simple_value(di->cache.temperature, val);
- if (ret == 0)
- val->intval -= 2731; /* convert decidegree k to c */
+ ret = bq27xxx_battery_read_temperature(di, val);
break;
case POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW:
ret = bq27xxx_simple_value(di->cache.time_to_empty, val);