You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
33 lines
782 B
33 lines
782 B
#!/bin/sh |
|
|
|
# fiio - systemd suspend/resume hook |
|
# |
|
# Disable FiiO DAC when going to sleep. |
|
# Usb vendor/product ID found using lsusb. |
|
# |
|
# Reference: |
|
# https://bbs.archlinux.org/viewtopic.php?id=242633 |
|
|
|
id="262a:100e" |
|
file="/tmp/systemd-system-sleep-fiio" |
|
|
|
case $1 in |
|
pre) |
|
device=$(tree /sys | grep -i "usb.*$id" | sed -E '1s/.*\/(.*):[0-9]\.[0-9].*/\1/;2,$d') |
|
|
|
# Bail if device isnt connected |
|
[ -z "$device" ] && exit 1 |
|
|
|
echo "Suspending device [FiiO USB DAC E17K] on usb $device" |
|
echo "$device" > "$file" |
|
echo "$device" > /sys/bus/usb/drivers/usb/unbind |
|
;; |
|
post) |
|
# Bail if device isnt connected |
|
[ ! -f "$file" ] && exit 1 |
|
|
|
echo "Resuming device [FiiO USB DAC E17K] on usb $(cat file)" |
|
cat "$file" > /sys/bus/usb/drivers/usb/bind |
|
rm "$file" |
|
;; |
|
esac
|
|
|