Analog and DP audio will be muted under S3 stress test. but OK with HDMI. Reproduce Steps 1. do S3 firstly echo mem > /sys/power/state 2. playback analog audio and DP audio after resumed from S3 speaker-test -D hw:0,0 -c 2 -t wav & speaker-test -D hw:0,3 -c 2 -t wav 3. do step 1 and 2 repeatly Expected Result Both analog audio and display audio work well after several S3 Actual Result Analog and DP will be muted in mixer setting after several S3 After disable Pulseaudio, everything is OK.
if the bug appear when you access alsa device hw:0,0 and hw:0,3 , this is not pulseaudio bug but driver bug https://bugzilla.kernel.org/enter_bug.cgi?product=Drivers
after we disable the pulseaudio, everything is OK.
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