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device-samsung-a6lte: hack around a WiFi bug in the vendor kernel (MR 3823)

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If the wlan0 interface is rfkilled down on boot, WiFi won't work until reboot.
It seems that quickly ifconfig'ing wlan0 up and down in sysinit is enough to work around the bug.

[ci:skip-build] already built successfully in CI
This commit is contained in:
Sergey Lisov 2023-02-05 03:22:15 +03:00 committed by Clayton Craft
parent 3a50065ed8
commit b11e24701a
No known key found for this signature in database
GPG key ID: 4A4CED6D7EDF950A
3 changed files with 14 additions and 2 deletions
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6
device/testing/device-samsung-a6lte/APKBUILD
View file

@ -1,7 +1,7 @@
# Reference: <https://postmarketos.org/devicepkg>
pkgname=device-samsung-a6lte
pkgdesc="Samsung Galaxy A6 2018"
pkgver=0.2
pkgver=0.3
pkgrel=0
url="https://postmarketos.org"
license="MIT"
@ -16,7 +16,6 @@ depends="
pipewire-pulse
postmarketos-base
samsungipcd
samsungipcd-openrc
util-linux
"
replaces="
@ -30,6 +29,7 @@ source="
deviceinfo
etc-conf.d-samsungipcd
etc-init.d-udev-settle
etc-init.d-wlan0-up
etc-lightdm-lightdm.conf
etc-NetworkManager-conf.d-swlan0-unmanaged.conf
usr-libexec-samsungipcd-voicecall.sh
@ -50,6 +50,7 @@ package() {
devicepkg_package $startdir $pkgname
install -Dm644 etc-conf.d-samsungipcd "$pkgdir"/etc/conf.d/samsungipcd
install -Dm755 etc-init.d-udev-settle "$pkgdir"/etc/init.d/udev-settle
install -Dm755 etc-init.d-wlan0-up "$pkgdir"/etc/init.d/wlan0-up
install -Dm644 etc-lightdm-lightdm.conf "$pkgdir"/etc/lightdm/lightdm.conf
install -Dm644 etc-NetworkManager-conf.d-swlan0-unmanaged.conf "$pkgdir"/etc/NetworkManager/conf.d/swlan0-unmanaged.conf
install -Dm755 usr-libexec-samsungipcd-voicecall.sh "$pkgdir"/usr/libexec/samsungipcd/voicecall.sh
@ -69,6 +70,7 @@ sha512sums="
63be7d1b44093c2d892a92ad788a9a6a9d510c9ca0aac1f249213458402c546560827aaaa23c88497efee4675b15bf47481e551e5de043abaf5ae65e3de9c10a deviceinfo
3e5bb764529010d2b6b1f2759a7799f665d140aebcee2dd63433e68cd4282e09b5d3b34fb7c21e737595b406501e7f02ece4592651c60e4c2b9419de4aedb438 etc-conf.d-samsungipcd
203b832a7080d5f1351c5e024e444f9fe509f6e0fd4b376a60c7d73359b7e356863a4f15caf9b2e4e733dc44d2971722083e7c69ca94a012eb004b4b8ded9d09 etc-init.d-udev-settle
7caddfe4659c969a33adcc27a760bc78d4f70ca4b7a4a5ec28a6411c12f3e6dd6d427b59f75976a737a5fe0f09806f8b6d65798f6358bd1e1954ad2a28fbfdc8 etc-init.d-wlan0-up
861270c6bc0b2a3e6cd389c21c8c895e62de8cf8bec6fcf23c178f8cbaae855d62b0ee98692671ab4f518d84cb43dd0b2fe46f5a609f65af6a6c06e0fdbb6d0c etc-lightdm-lightdm.conf
ef24527b13e48a9153643f3713167d3d08486e7de8b4c94d7c446ff380396115890573d8cd4aa5448766d9e779e189833a83e7921081679bd348c3f8a59410af etc-NetworkManager-conf.d-swlan0-unmanaged.conf
abe1c4a2f59fe862cebef75c54b8806bd86ce06aeb15d8c0699ab1338c9d575cb72a4d5b099f94272b1d9c9c3f4960af209a9e058ea9e57733b7d905dad0d33f usr-libexec-samsungipcd-voicecall.sh

2
device/testing/device-samsung-a6lte/device-samsung-a6lte.post-install
View file

@ -5,3 +5,5 @@ if ! grep -q /efs /etc/fstab; then
mkdir -p /efs
echo "/dev/disk/by-partlabel/EFS /efs auto ro 0 0" >> /etc/fstab
fi
rc-update add wlan0-up sysinit

8
device/testing/device-samsung-a6lte/etc-init.d-wlan0-up Normal file
View file

@ -0,0 +1,8 @@
#!/sbin/openrc-run
description="Hack to fix wlan0 EINVAL if rfkilled on boot"
start () {
ifconfig wlan0 up
ifconfig wlan0 down
}