Save following as tas2781-2dev-on.sh
run ". tas2781-2dev-on.sh" in root mode during no sound, and check whether to
work?
################Start###################
#!/bin/sh
# echo Turn on log!
# set -x
clear
function clear_stdin()
(
old_tty_settings=`stty -g`
stty -icanon min 0 time 0
while read none; do :; done
stty "$old_tty_settings"
)
if [ $# -ne 1 ];
then
echo Kindly specify the i2c bus number. The default i2c bus number is 3.
echo Command as following:
echo $0 i2c-bus-number
i2c_bus=3
else
i2c_bus=$1
fi
echo i2c bus is $i2c_bus
i2c_addr=(0x3f 0x38)
count=0
for value in ${i2c_addr[@]};
do
val=$((${count} % 2))
i2cset -f -y $i2c_bus $value 0x00 0x00
i2cset -f -y $i2c_bus $value 0x7f 0x00
i2cset -f -y $i2c_bus $value 0x01 0x01
i2cset -f -y $i2c_bus $value 0x0e 0xc4
i2cset -f -y $i2c_bus $value 0x0f 0x40
i2cset -f -y $i2c_bus $value 0x5c 0xd9
i2cset -f -y $i2c_bus $value 0x60 0x10
if [ $val -eq 0 ];
then
i2cset -f -y $i2c_bus $value 0x0a 0x1e
else
i2cset -f -y $i2c_bus $value 0x0a 0x2e
fi
i2cset -f -y $i2c_bus $value 0x0d 0x01
i2cset -f -y $i2c_bus $value 0x16 0x40
i2cset -f -y $i2c_bus $value 0x00 0x01
i2cset -f -y $i2c_bus $value 0x17 0xc8
i2cset -f -y $i2c_bus $value 0x00 0x04
i2cset -f -y $i2c_bus $value 0x30 0x00
i2cset -f -y $i2c_bus $value 0x31 0x00
i2cset -f -y $i2c_bus $value 0x32 0x00
i2cset -f -y $i2c_bus $value 0x33 0x01
i2cset -f -y $i2c_bus $value 0x00 0x08
i2cset -f -y $i2c_bus $value 0x18 0x00
i2cset -f -y $i2c_bus $value 0x19 0x00
i2cset -f -y $i2c_bus $value 0x1a 0x00
i2cset -f -y $i2c_bus $value 0x1b 0x00
i2cset -f -y $i2c_bus $value 0x28 0x40
i2cset -f -y $i2c_bus $value 0x29 0x00
i2cset -f -y $i2c_bus $value 0x2a 0x00
i2cset -f -y $i2c_bus $value 0x2b 0x00
i2cset -f -y $i2c_bus $value 0x00 0x0a
i2cset -f -y $i2c_bus $value 0x48 0x00
i2cset -f -y $i2c_bus $value 0x49 0x00
i2cset -f -y $i2c_bus $value 0x4a 0x00
i2cset -f -y $i2c_bus $value 0x4b 0x00
i2cset -f -y $i2c_bus $value 0x58 0x40
i2cset -f -y $i2c_bus $value 0x59 0x00
i2cset -f -y $i2c_bus $value 0x5a 0x00
i2cset -f -y $i2c_bus $value 0x5b 0x00
i2cset -f -y $i2c_bus $value 0x00 0x00
i2cset -f -y $i2c_bus $value 0x02 0x00
count=$((${count} + 1))
done;
clear_stdin
################End###################
--
You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to alsa-driver in Ubuntu.
https://bugs.launchpad.net/bugs/1958019
Title:
[Lenovo Legion7 16ACHg6 82N6, Realtek ALC287, Speaker, Internal] No
sound at all
Status in sound-2.6 (alsa-kernel):
Confirmed
Status in alsa-driver package in Ubuntu:
Confirmed
Bug description:
On my Lenovo Legion-7-16ACHg6 laptop I can't hear any sound by
internal speakers, but it work by headphones connected to standard
jack aux.
uname -r
5.11.0-44-generic
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.11.0-44.48~20.04.2-generic 5.11.22
Uname: Linux 5.11.0-44-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.21
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC2: i3draven 1266 F.... pulseaudio
/dev/snd/controlC0: i3draven 1266 F.... pulseaudio
/dev/snd/controlC1: i3draven 1266 F.... pulseaudio
/dev/snd/pcmC1D0p: i3draven 1266 F...m pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Jan 15 15:10:53 2022
InstallationDate: Installed on 2021-10-11 (96 days ago)
InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Generic failed
Symptom_Card: Family 17h (Models 10h-1fh) HD Audio Controller - HD-Audio
Generic
Symptom_DevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC2: i3draven 1266 F.... pulseaudio
/dev/snd/controlC0: i3draven 1266 F.... pulseaudio
/dev/snd/controlC1: i3draven 1266 F.... pulseaudio
/dev/snd/pcmC1D0p: i3draven 1266 F...m pulseaudio
Symptom_Jack: Speaker, Internal
Symptom_Type: No sound at all
Title: [82N6, Realtek ALC287, Speaker, Internal] No sound at all
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/08/2021
dmi.bios.release: 1.49
dmi.bios.vendor: LENOVO
dmi.bios.version: GKCN49WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0R32862 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Legion 7 16ACHg6
dmi.ec.firmware.release: 1.49
dmi.modalias:
dmi:bvnLENOVO:bvrGKCN49WW:bd11/08/2021:br1.49:efr1.49:svnLENOVO:pn82N6:pvrLegion716ACHg6:skuLENOVO_MT_82N6_BU_idea_FM_Legion716ACHg6:rvnLENOVO:rnLNVNB161216:rvrSDK0R32862WIN:cvnLENOVO:ct10:cvrLegion716ACHg6:
dmi.product.family: Legion 7 16ACHg6
dmi.product.name: 82N6
dmi.product.sku: LENOVO_MT_82N6_BU_idea_FM_Legion 7 16ACHg6
dmi.product.version: Legion 7 16ACHg6
dmi.sys.vendor: LENOVO
To manage notifications about this bug go to:
https://bugs.launchpad.net/sound-2.6/+bug/1958019/+subscriptions
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