[PATCH v14 01/10] power: supply: add undervoltage health status property
From: Dzmitry Sankouski <dsankouski@gmail.com>
Date: 2025-01-08 14:14:09
Also in:
linux-devicetree, linux-leds, linux-pm, lkml
Subsystem:
power supply class/subsystem and drivers, the rest · Maintainers:
Sebastian Reichel, Linus Torvalds
Add POWER_SUPPLY_HEALTH_UNDERVOLTAGE status for power supply to report under voltage lockout failures. Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com> --- Changes for v5: - update Documentation/ABI/testing/sysfs-class-power and drivers/power/supply/power_supply_sysfs.c --- Documentation/ABI/testing/sysfs-class-power | 2 +- drivers/power/supply/power_supply_sysfs.c | 1 + include/linux/power_supply.h | 1 + 3 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
index cb53dde20a80..2a5c1a09a28f 100644
--- a/Documentation/ABI/testing/sysfs-class-power
+++ b/Documentation/ABI/testing/sysfs-class-power@@ -453,7 +453,7 @@ Description: Valid values: "Unknown", "Good", "Overheat", "Dead", - "Over voltage", "Unspecified failure", "Cold", + "Over voltage", "Under voltage", "Unspecified failure", "Cold", "Watchdog timer expire", "Safety timer expire", "Over current", "Calibration required", "Warm", "Cool", "Hot", "No battery"
diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c
index 9ce5eda24093..edb058c19c9c 100644
--- a/drivers/power/supply/power_supply_sysfs.c
+++ b/drivers/power/supply/power_supply_sysfs.c@@ -99,6 +99,7 @@ static const char * const POWER_SUPPLY_HEALTH_TEXT[] = { [POWER_SUPPLY_HEALTH_OVERHEAT] = "Overheat", [POWER_SUPPLY_HEALTH_DEAD] = "Dead", [POWER_SUPPLY_HEALTH_OVERVOLTAGE] = "Over voltage", + [POWER_SUPPLY_HEALTH_UNDERVOLTAGE] = "Under voltage", [POWER_SUPPLY_HEALTH_UNSPEC_FAILURE] = "Unspecified failure", [POWER_SUPPLY_HEALTH_COLD] = "Cold", [POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE] = "Watchdog timer expire",
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index c3ce9f2b17d4..6ed53b292162 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h@@ -60,6 +60,7 @@ enum { POWER_SUPPLY_HEALTH_OVERHEAT, POWER_SUPPLY_HEALTH_DEAD, POWER_SUPPLY_HEALTH_OVERVOLTAGE, + POWER_SUPPLY_HEALTH_UNDERVOLTAGE, POWER_SUPPLY_HEALTH_UNSPEC_FAILURE, POWER_SUPPLY_HEALTH_COLD, POWER_SUPPLY_HEALTH_WATCHDOG_TIMER_EXPIRE,
--
2.39.5