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Message-Id: <20211113104225.141333-2-linux@weissschuh.net>
Date: Sat, 13 Nov 2021 11:42:22 +0100
From: Thomas Weißschuh <linux@...ssschuh.net>
To: linux-pm@...r.kernel.org, Sebastian Reichel <sre@...nel.org>,
ibm-acpi-devel@...ts.sourceforge.net,
platform-driver-x86@...r.kernel.org,
Mark Gross <markgross@...nel.org>,
Hans de Goede <hdegoede@...hat.com>,
Henrique de Moraes Holschuh <hmh@....eng.br>
Cc: Thomas Weißschuh <linux@...ssschuh.net>,
linux-kernel@...r.kernel.org, linrunner@....net, bberg@...hat.com,
hadess@...ess.net, markpearson@...ovo.com,
nicolopiazzalunga@...il.com, njoshi1@...ovo.com, smclt30p@...il.com
Subject: [PATCH 1/4] power: supply: add charge_behaviour attributes
This a revised version of
"[RFC] add standardized attributes for force_discharge and inhibit_charge" [0],
incorporating discussion results.
The biggest change is the switch from two boolean attributes to a single
enum attribute.
[0] https://lore.kernel.org/platform-driver-x86/21569a89-8303-8573-05fb-c2fec29983d1@gmail.com/
Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
Documentation/ABI/testing/sysfs-class-power | 14 ++++++++++++++
include/linux/power_supply.h | 7 +++++++
2 files changed, 21 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index f7904efc4cfa..cece094764f8 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power
@@ -455,6 +455,20 @@ Description:
"Unknown", "Charging", "Discharging",
"Not charging", "Full"
+What: /sys/class/power_supply/<supply_name>/charge_behaviour
+Date: November 2021
+Contact: linux-pm@...r.kernel.org
+Description:
+ Represents the charging behaviour.
+
+ Access: Read, Write
+
+ Valid values:
+ ================ ====================================
+ auto: Charge normally, respect thresholds
+ inhibit-charge: Do not charge while AC is attached
+ force-discharge: Force discharge while AC is attached
+
What: /sys/class/power_supply/<supply_name>/technology
Date: May 2007
Contact: linux-pm@...r.kernel.org
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 9ca1f120a211..70c333e86293 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -132,6 +132,7 @@ enum power_supply_property {
POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX,
POWER_SUPPLY_PROP_CHARGE_CONTROL_START_THRESHOLD, /* in percents! */
POWER_SUPPLY_PROP_CHARGE_CONTROL_END_THRESHOLD, /* in percents! */
+ POWER_SUPPLY_PROP_CHARGE_BEHAVIOUR,
POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
POWER_SUPPLY_PROP_INPUT_VOLTAGE_LIMIT,
POWER_SUPPLY_PROP_INPUT_POWER_LIMIT,
@@ -202,6 +203,12 @@ enum power_supply_usb_type {
POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
};
+enum power_supply_charge_behaviour {
+ POWER_SUPPLY_CHARGE_BEHAVIOUR_AUTO = 0,
+ POWER_SUPPLY_CHARGE_BEHAVIOUR_INHIBIT_CHARGE,
+ POWER_SUPPLY_CHARGE_BEHAVIOUR_FORCE_DISCHARGE,
+};
+
enum power_supply_notifier_events {
PSY_EVENT_PROP_CHANGED,
};
--
2.33.1
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