Use charge_control_*_threshold instead of charge_*_threshold
This is now documented as the standard Linux kernel API for charging thresholds: https://github.com/torvalds/linux/blob/master/Documentation/ABI/testing/sysfs-class-power
This was added to the
thinkpad_acpi driver in
This will break the feature on Thinkpads with a kernel older than that, but will also work with other drivers that support charging thresholds.