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
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1958019
Title:
[Lenovo Legion7 16ACHg6 82N6, Realtek ALC287, Speaker, Internal] No
sound at all
To manage notifications about this bug go to:
https://bugs.launchpad.net/sound-2.6/+bug/1958019/+subscriptions
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