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Merge branch 'avoid-modem-resets' into 'master'

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udev: add udev rule to configure modem USB

See merge request mobian1/devices/eg25-manager!5
This commit is contained in:
Arnaud Ferraris
2021-02-16 19:09:59 +00:00
parent 3bb6e15de0 235eff02ac
commit ded092ef04
2 changed files with 9 additions and 0 deletions
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udev/80-modem-eg25.rules Normal file
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ACTION=="add", SUBSYSTEM=="tty", ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0125", ENV{.LOCAL_ifNum}=="02", RUN+="/usr/bin/configure-modem-usb"

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udev/configure-usb-modem Normal file
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#!/bin/sh
# 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