dpkg -l |awk '$2~"pipe|pulse|alsa|wirep|firmw" {print $1,$2}' |sort -u


ii alsa-topology-conf
ii alsa-ucm-conf
ii alsa-utils
ii firmware-iwlwifi
ii firmware-linux-free
ii firmware-misc-nonfree
ii firmware-sof-signed
ii libcanberra-pulse:amd64
ii libpipeline1:amd64
ii libpipewire-0.3-0:amd64
ii libpipewire-0.3-common
ii libpipewire-0.3-modules:amd64
ii libpulse0:amd64
ii libpulsedsp:amd64
ii libpulse-mainloop-glib0:amd64
ii libwireplumber-0.4-0:amd64
ii pipewire:amd64
ii pipewire-bin
ii pipewire-pulse
ii pulseaudio-utils
ii wireplumber


sudo fuser -fv /dev/snd/*

                    UTIL.       PID ACCÈS  COMMANDE
/dev/snd/controlC0:  francoise  F.... pulseaudio


lspci -v | grep -A6 Audio

00:1f.3 Multimedia audio controller: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller (rev 30)
	DeviceName: Onboard - Sound
	Subsystem: MEDION AG Tiger Lake-LP Smart Sound Technology Audio Controller
	Flags: bus master, fast devsel, latency 32, IRQ 139, IOMMU group 13
	Memory at 6001148000 (64-bit, non-prefetchable) [size=16K]
	Memory at 6001000000 (64-bit, non-prefetchable) [size=1M]
	Capabilities: <access denied>
	Kernel driver in use: sof-audio-pci-intel-tgl
	Kernel modules: snd_hda_intel, snd_sof_pci_intel_tgl