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configure-usb-modem: make more generic

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This commit is contained in:
Arnaud Ferraris
2021-02-16 23:44:42 +01:00
parent ded092ef04
commit 4c832a00dc
1 changed files with 18 additions and 5 deletions
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23
udev/configure-usb-modem Normal file → Executable file
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@@ -1,8 +1,21 @@
#!/bin/sh
DEVPATH=/sys/$1
USB_ID=
[ -d ${DEVPATH} ] || exit 1
while [ ! "${USB_ID}" ]; do
if [ -f ${DEVPATH}/avoid_reset_quirk ]; then
USB_ID=$(basename ${DEVPATH})
break
fi
DEVPATH=$(dirname ${DEVPATH})
done
# Avoid USB resets
echo "auto" > /sys/bus/usb/devices/3-1/power/control
echo "3000" > /sys/bus/usb/devices/3-1/power/autosuspend_delay_ms
echo "enabled" > /sys/bus/usb/devices/3-1/power/wakeup
echo "1" > /sys/bus/usb/devices/3-1/avoid_reset_quirk
echo "0" > /sys/bus/usb/devices/3-1/power/persist
echo "auto" > /sys/bus/usb/devices/${USB_ID}/power/control
echo "3000" > /sys/bus/usb/devices/${USB_ID}/power/autosuspend_delay_ms
echo "enabled" > /sys/bus/usb/devices/${USB_ID}/power/wakeup
echo "1" > /sys/bus/usb/devices/${USB_ID}/avoid_reset_quirk
echo "0" > /sys/bus/usb/devices/${USB_ID}/power/persist