diff options
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/lp8788-charger.c | 26 |
1 files changed, 7 insertions, 19 deletions
diff --git a/drivers/power/lp8788-charger.c b/drivers/power/lp8788-charger.c index 614e6aafc51..1afa5f7a535 100644 --- a/drivers/power/lp8788-charger.c +++ b/drivers/power/lp8788-charger.c @@ -235,25 +235,14 @@ static int lp8788_get_battery_present(struct lp8788_charger *pchg, return 0; } -static int lp8788_get_vbatt_adc(struct lp8788_charger *pchg, - unsigned int *result) +static int lp8788_get_vbatt_adc(struct lp8788_charger *pchg, int *result) { struct iio_channel *channel = pchg->chan[LP8788_VBATT]; - int scaleint; - int scalepart; - int ret; if (!channel) return -EINVAL; - ret = iio_read_channel_scale(channel, &scaleint, &scalepart); - if (ret != IIO_VAL_INT_PLUS_MICRO) - return -EINVAL; - - /* unit: mV */ - *result = (scaleint + scalepart * 1000000) / 1000; - - return 0; + return iio_read_channel_processed(channel, result); } static int lp8788_get_battery_voltage(struct lp8788_charger *pchg, @@ -268,7 +257,7 @@ static int lp8788_get_battery_capacity(struct lp8788_charger *pchg, struct lp8788 *lp = pchg->lp; struct lp8788_charger_platform_data *pdata = pchg->pdata; unsigned int max_vbatt; - unsigned int vbatt; + int vbatt; enum lp8788_charging_state state; u8 data; int ret; @@ -304,19 +293,18 @@ static int lp8788_get_battery_temperature(struct lp8788_charger *pchg, union power_supply_propval *val) { struct iio_channel *channel = pchg->chan[LP8788_BATT_TEMP]; - int scaleint; - int scalepart; + int result; int ret; if (!channel) return -EINVAL; - ret = iio_read_channel_scale(channel, &scaleint, &scalepart); - if (ret != IIO_VAL_INT_PLUS_MICRO) + ret = iio_read_channel_processed(channel, &result); + if (ret < 0) return -EINVAL; /* unit: 0.1 'C */ - val->intval = (scaleint + scalepart * 1000000) / 100; + val->intval = result * 10; return 0; } |