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If you are on laptop with limited battery, and don't want to use that for charging your phone, but need to connect phone via USB to your laptop, this might be handy. (Read warnings and disclaimers first)

as root, to disable charging:

echo 1 >  /sys/module/pm8921_charger/parameters/disabled

and to re-enable charging:

echo 0 >  /sys/module/pm8921_charger/parameters/disabled

When disabled and connected to charger, polite notification says that charging does not work, please try another charger.

Warning: Do not allow phone battery to drain completely while charging disabled.

Disclaimer: Use at your own risk.

Disclaimer: I haven't tested does reboot restore this setting.

If you are on laptop with limited battery, and don't want to use that for charging your phone, but need to connect phone via USB to your laptop, this might be handy. (Read warnings and disclaimers first)

as root, to disable charging:

echo 1 >  /sys/module/pm8921_charger/parameters/disabled

and to re-enable charging:

echo 0 >  /sys/module/pm8921_charger/parameters/disabled

When disabled and connected to charger, polite notification says that charging does not work, please try another charger.

Warning: Do not allow phone battery to drain completely while charging disabled.

Disclaimer: Use at your own risk.

Disclaimer: I haven't tested does reboot restore this setting.

If you are on laptop with limited battery, and don't want to use that for charging your phone, but need to connect phone via USB to your laptop, this might be handy. (Read warnings and disclaimers first)

as root, to disable charging:

echo 1 >  /sys/module/pm8921_charger/parameters/disabled

and to re-enable charging:

echo 0 >  /sys/module/pm8921_charger/parameters/disabled

When disabled and connected to charger, polite notification says that charging does not work, please try another charger.

Warning: Do not allow phone battery to drain completely while charging disabled.

Disclaimer: Use at your own risk.

Disclaimer: I haven't tested does reboot restore this setting.

Credits to @xkr47 for ask asking this on IRC

If you are on laptop with limited battery, and don't want to use that for charging your phone, but need to connect phone via USB to your laptop, this might be handy. (Read warnings and disclaimers first)

as root, to disable charging:

echo 1 >  /sys/module/pm8921_charger/parameters/disabled

and to re-enable charging:

echo 0 >  /sys/module/pm8921_charger/parameters/disabled

When disabled and connected to charger, polite notification says that charging does not work, please try another charger.

Warning: Do not allow phone battery to drain completely while charging disabled.

Disclaimer: Use at your own risk.

Disclaimer: I haven't tested does reboot restore this setting.

Credits to @xkr47 for asking this on IRC

If you are on laptop with limited battery, and don't want to use that for charging your phone, but need to connect phone via USB to your laptop, this might be handy. (Read warnings and disclaimers first)

as root, to disable charging:

echo 1 >  /sys/module/pm8921_charger/parameters/disabled

and to re-enable charging:

echo 0 >  /sys/module/pm8921_charger/parameters/disabled

When disabled and connected to charger, polite notification says that charging does not work, please try another charger.

Warning: Do not allow phone battery to drain completely while charging disabled.

Disclaimer: Use at your own risk.

Disclaimer: I haven't tested does reboot restore this setting.

Credits to @xkr47 for asking this on IRC