高通音频驱动调试(Updating)

1.查看当前codec # cd /sys/class/sound # ls -alh lrwxrwxrwx 1 root root 0 2019-12-04 14:29 card0 -> ../../devices/soc/soc:sound-9335/sound/card0 lrwxrwxrwx 1 root root 0 2019-12-04 14:29 controlC0 -> ../

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