hp Z240 SFF sound configuration redux
summary This is all the configuration required, on Linux 6.0.0-6-amd64 on an hp Z240 SFF PC. Put these lines in /etc/modprobe.d/snd_hda_intel.conf and reboot. options snd_hda_intel model=alc221-hp-micoptions snd_hda_intel power_save=0options snd_hda_intel power_save_controller=Noptions snd_hda_intel enable_msi=1 # /etc/modprobe.d/snd_hda_intel.conf problems With enable_msi set to 0 (the default), while happily playing sound for a random indeterminate period of time, the sound …