}
/*
- * Return the battery Relative State-of-Charge
+ * Return the battery State-of-Charge
* Or < 0 if something fails.
*/
-static int bq27xxx_battery_read_rsoc(struct bq27xxx_device_info *di)
+static int bq27xxx_battery_read_soc(struct bq27xxx_device_info *di)
{
- int rsoc;
+ int soc;
if (di->chip == BQ27500 || di->chip == BQ27742)
- rsoc = bq27xxx_read(di, BQ27500_REG_SOC, false);
+ soc = bq27xxx_read(di, BQ27500_REG_SOC, false);
else if (di->chip == BQ27510)
- rsoc = bq27xxx_read(di, BQ27510_REG_SOC, false);
+ soc = bq27xxx_read(di, BQ27510_REG_SOC, false);
else if (di->chip == BQ27425)
- rsoc = bq27xxx_read(di, BQ27425_REG_SOC, false);
- else
- rsoc = bq27xxx_read(di, BQ27000_REG_RSOC, true);
+ soc = bq27xxx_read(di, BQ27425_REG_SOC, false);
+ else /* for the bq27000 we read the "relative" SoC register */
+ soc = bq27xxx_read(di, BQ27000_REG_RSOC, true);
- if (rsoc < 0)
- dev_dbg(di->dev, "error reading relative State-of-Charge\n");
+ if (soc < 0)
+ dev_dbg(di->dev, "error reading State-of-Charge\n");
- return rsoc;
+ return soc;
}
/*
}
/*
- * Return the battery Nominal available capaciy in µAh
+ * Return the battery Nominal available capacity in µAh
* Or < 0 if something fails.
*/
static inline int bq27xxx_battery_read_nac(struct bq27xxx_device_info *di)
}
/*
- * Read a power avg register.
+ * Read an average power register.
* Return < 0 if something fails.
*/
static int bq27xxx_battery_read_pwr_avg(struct bq27xxx_device_info *di, u8 reg)
cache.charge_full = -ENODATA;
cache.health = -ENODATA;
} else {
- cache.capacity = bq27xxx_battery_read_rsoc(di);
+ cache.capacity = bq27xxx_battery_read_soc(di);
if (is_bq27742 || is_bq27510)
cache.time_to_empty =
bq27xxx_battery_read_time(di,