power: supply: core: tabularize HWMON temperature labels

Rework power_supply_hwmon_read_string() to check it's parameters.
This allows to extend it later with labels for other types of
measurements.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Michał Mirosław 2020-05-01 17:11:18 +02:00 • committed by Sebastian Reichel
commit e83a2e4434