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Ignore incorrectly reported batteries and ignore unhandled power_supp… #186

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Ignore incorrectly reported batteries and ignore unhandled power_supp… #186

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9ddcb2e
Ignore incorrectly reported batteries and ignore unhandled power_supp…
labre Apr 6, 2022
be84bb7
Use kernel API correctly and filter out non-system batteries
labre Apr 8, 2022
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13 changes: 11 additions & 2 deletions usr/sbin/laptop_mode
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Original file line number Diff line number Diff line change
Expand Up @@ -488,14 +488,19 @@ lmt_load_config ()
BATTERY_NOT_DISCHARGING=0
for POWER_SUPPLY in /sys/class/power_supply/* ; do
if [ -f $POWER_SUPPLY/type ] ; then
SYSFS_POWER_SUPPLY=1
SYSFS_POWER_SUPPLY=$(( SYSFS_POWER_SUPPLY + 1 ))
if [ "$(cat $POWER_SUPPLY/type)" = "Mains" ]; then
log "VERBOSE" "Determining power state from $POWER_SUPPLY/online."
if [ "$(cat $POWER_SUPPLY/online)" = 1 ]; then
ON_AC=1
break
fi
elif [ "$(cat $POWER_SUPPLY/type)" = "Battery" ]; then
if [ "$(cat $POWER_SUPPLY/scope)" != "System" ]; then
log "VERBOSE" "Ignoring battery $POWER_SUPPLY, because it is not a system battery"
SYSFS_POWER_SUPPLY=$(( SYSFS_POWER_SUPPLY - 1 ))
continue
fi
log "VERBOSE" "Determining power state from status of battery $POWER_SUPPLY."
#INFO: Because there are and will always be br0ken batteries
if [ "$(cat $POWER_SUPPLY/status)" != "Discharging" ]; then
Expand All @@ -512,11 +517,15 @@ lmt_load_config ()
ON_AC=0
break
fi
else
log "VERBOSE" "Power_supply has unhandled type $(cat $POWER_SUPPLY/type)"
log "VERBOSE" "Ignoring it"
SYSFS_POWER_SUPPLY=$(( SYSFS_POWER_SUPPLY - 1 ))
fi
fi
done

if [ $SYSFS_POWER_SUPPLY = 1 ] ; then
if [ $SYSFS_POWER_SUPPLY -gt 0 ] ; then
# Already found it!
log "VERBOSE" "Not trying other options, already found a power supply."
elif [ $BATTERY_NOT_DISCHARGING = 1 ]; then
Expand Down