diff options
| author | Sicelo A. Mhlongo <absicsz@gmail.com> | 2023-01-02 11:13:26 +0200 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2023-02-03 13:35:04 +0100 |
| commit | e2b018cb55151cbee2c4b8f48ef731f0a683b9b6 (patch) | |
| tree | f3b6d89de26abf199cdda2c85af090480c83f81e /drivers/power | |
| parent | 4651b6b72934e602202def29c88813d95716f7c7 (diff) | |
power: supply: bq27xxx: fix reporting critical level
The EDV1/SOC1 flag is set when the battery voltage drops below the
threshold set in EEPROM. From observing the capacity_level reported by
the driver, and reading the datasheet, EDV1 remains set even when
EDVF/SOCF gets set. Thus, bq27xxx_battery_capacity_level() never reaches
the CAPACITY_LEVEL_CRITICAL code path, since CAPACITY_LEVEL_LOW takes
precedence.
This commit fixes the issue by swapping the order in which the flags are
tested. It was tested with bq27200 in the Nokia N900.
Signed-off-by: Sicelo A. Mhlongo <absicsz@gmail.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/supply/bq27xxx_battery.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 8bf048fbd36a..5ff6f44fd47b 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -1917,10 +1917,10 @@ static int bq27xxx_battery_capacity_level(struct bq27xxx_device_info *di, if (di->opts & BQ27XXX_O_ZERO) { if (di->cache.flags & BQ27000_FLAG_FC) level = POWER_SUPPLY_CAPACITY_LEVEL_FULL; - else if (di->cache.flags & BQ27000_FLAG_EDV1) - level = POWER_SUPPLY_CAPACITY_LEVEL_LOW; else if (di->cache.flags & BQ27000_FLAG_EDVF) level = POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; + else if (di->cache.flags & BQ27000_FLAG_EDV1) + level = POWER_SUPPLY_CAPACITY_LEVEL_LOW; else level = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; } else if (di->opts & BQ27Z561_O_BITS) { @@ -1933,10 +1933,10 @@ static int bq27xxx_battery_capacity_level(struct bq27xxx_device_info *di, } else { if (di->cache.flags & BQ27XXX_FLAG_FC) level = POWER_SUPPLY_CAPACITY_LEVEL_FULL; - else if (di->cache.flags & BQ27XXX_FLAG_SOC1) - level = POWER_SUPPLY_CAPACITY_LEVEL_LOW; else if (di->cache.flags & BQ27XXX_FLAG_SOCF) level = POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; + else if (di->cache.flags & BQ27XXX_FLAG_SOC1) + level = POWER_SUPPLY_CAPACITY_LEVEL_LOW; else level = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; } |