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| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-power-surface | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-power-surface b/Documentation/ABI/testing/sysfs-class-power-surface new file mode 100644 index 000000000..79cde4dcf --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-surface @@ -0,0 +1,15 @@ +What: /sys/class/power_supply/<supply_name>/alarm +Date: April 2021 +KernelVersion: 5.13 +Contact: Maximilian Luz <luzmaximilian@gmail.com> +Description: + Battery trip point. When the remaining battery capacity crosses this + value in either direction, the system will be notified and if + necessary woken. + + Set to zero to clear/disable. + + Access: Read, Write + + Valid values: In micro-Wh or micro-Ah, depending on the power unit + of the battery |