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rekby/reload-dell-touchpad_modules.sh

Created December 3, 2018 07:57
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reload-dell-touchpad_modules.sh
#!/bin/bash
# Workaround for https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1784152
# Copy the script to /lib/systemd/system-sleep/reload-dell-touchpad.sh
SUSPEND_MODULES="i2c_hid"
case $1 in
pre)
for mod in $SUSPEND_MODULES; do
rmmod $mod
done
;;
post)
for mod in $SUSPEND_MODULES; do
modprobe $mod
done
;;
reload)
for mod in $SUSPEND_MODULES; do
rmmod $mod
modprobe $mod
done
;;
esac
@jbroadus
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The ability to reprobe i2c-hid is broken in 4.20, but a fix was accepted into 5.1.

You can also apply this patch to fix issue all together if you're building your own kernel:
https://lore.kernel.org/lkml/20190211070040.4569-1-jbroadus@gmail.com/raw

@subdiff
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subdiff commented Mar 3, 2019

@jbroadus Thank you very much for your patches. Is
https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git/commit/?h=i2c/for-next&id=93b6604c5a669d84e45fe5129294875bf82eb1ff
the fix accepted into 5.1?

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