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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2020 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package builtin
const powerControlSummary = `allows setting system power settings`
const powerControlBaseDeclarationSlots = `
power-control:
allow-installation:
slot-snap-type:
- core
deny-auto-connection: true
`
// https://www.kernel.org/doc/Documentation/ABI/testing/sysfs-devices-power
const powerControlConnectedPlugAppArmor = `
# Description: This interface allows setting system power settings.
# Allow read of all power setting
/sys/devices/**/power/{,*} r,
# Allow configuring wakeup events for supported devices
/sys/devices/**/power/wakeup w,
# Allow configuring power management of supported devices at runtime
/sys/devices/**/power/control w,
# For now, omit configuring asynchronous callbacks since they are often unsafe
# Also omit autosuspend delay and PM QoS for now.
#/sys/devices/**/power/async w,
#/sys/devices/**/power/autosuspend_delay_ms w,
#/sys/devices/**/power/pm_qos* w,
# for android kernels, see https://android.googlesource.com/kernel/msm/+/android-msm-bullhead-3.10-marshmallow-dr/Documentation/devicetree/bindings/arm/msm/lpm-levels.txt
/sys/module/lpm_levels/parameters/sleep_disabled rw,
# Needed for ACPI modules to read and set values for battery charging thresholds & other functionality
# required by auto-cpufreq, reference: https://github.com/snapcore/snapd/pull/13722
/sys/devices/**/power_supply/BAT[0-9]*/charge_start_threshold rw,
/sys/devices/**/power_supply/BAT[0-9]*/charge_stop_threshold rw,
/sys/devices/**/power_supply/BAT[0-9]*/type r,
/sys/devices/**/power_supply/BAT[0-9]*/status r,
/sys/devices/**/power_supply/AC/type r,
/sys/devices/**/power_supply/AC/online r,
`
func init() {
registerIface(&commonInterface{
name: "power-control",
summary: powerControlSummary,
implicitOnCore: true,
implicitOnClassic: true,
baseDeclarationSlots: powerControlBaseDeclarationSlots,
connectedPlugAppArmor: powerControlConnectedPlugAppArmor,
})
}
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