Voici le résultat :
titouan@debian:~$ sudo dmesg | grep 'snd\|sof\|intel\|firmware'
[sudo] Mot de passe de titouan :
[ 0.022023] software IO TLB: area num 4.
[ 0.644832] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.644834] software IO TLB: mapped [mem 0x00000000759e4000-0x00000000799e4000] (64MB)
[ 1.295094] intel_pstate: Intel P-state driver initializing
[ 1.359833] integrity: Loaded X.509 cert 'Microsoft Windows Production PCA 2011: a92902398e16c49778cd90f99e4f9ae17c55af53'
[ 1.359867] integrity: Loaded X.509 cert 'Microsoft Corporation: Windows UEFI CA 2023: aefc5fbbbe055d8f8daa585473499417ab5a5272'
[ 1.359892] integrity: Loaded X.509 cert 'Microsoft Corporation UEFI CA 2011: 13adbf4309bd82709c8cd54f316ed522988a1bd4'
[ 1.359916] integrity: Loaded X.509 cert 'Microsoft UEFI CA 2023: 81aa6b3244c935bce0d6628af39827421e32497d'
[ 2.745945] i915 0000:00:02.0: firmware: direct-loading firmware i915/glk_dmc_ver1_04.bin
[ 2.746110] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/glk_dmc_ver1_04.bin (v1.4)
[ 4.481518] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_A:0.0.12/bf248b9d RW_A:0.5.241/cr50_v4.11_mp.62-2ef05a
[ 4.572849] gsmi: no gsmi handler in firmware
[ 4.649604] platform regulatory.0: firmware: direct-loading firmware regulatory.db
[ 4.650759] platform regulatory.0: firmware: direct-loading firmware regulatory.db.p7s
[ 4.710050] iwlwifi 0000:00:0c.0: firmware: direct-loading firmware iwlwifi-9000-pu-b0-jf-b0-46.ucode
[ 4.710849] iwlwifi 0000:00:0c.0: firmware: failed to load iwl-debug-yoyo.bin (-2)
[ 4.710854] firmware_class: See https://wiki.debian.org/Firmware for information about missing firmware
[ 4.710870] iwlwifi 0000:00:0c.0: firmware: failed to load iwl-debug-yoyo.bin (-2)
[ 4.710874] iwlwifi 0000:00:0c.0: loaded firmware version 46.ea3728ee.0 9000-pu-b0-jf-b0-46.ucode op_mode iwlmvm
[ 4.714294] snd_hda_intel 0000:00:0e.0: dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead
[ 4.714632] snd_hda_intel 0000:00:0e.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 4.926999] intel_rapl_common: Found RAPL domain package
[ 4.927009] intel_rapl_common: Found RAPL domain core
[ 4.927011] intel_rapl_common: Found RAPL domain uncore
[ 4.927014] intel_rapl_common: Found RAPL domain dram
[ 5.034540] Bluetooth: hci0: Minimum firmware build 1 week 10 2014
[ 5.038136] bluetooth hci0: firmware: direct-loading firmware intel/ibt-17-16-1.sfi
[ 5.038146] Bluetooth: hci0: Found device firmware: intel/ibt-17-16-1.sfi
[ 6.544736] Bluetooth: hci0: Waiting for firmware download to complete
[ 6.560139] bluetooth hci0: firmware: direct-loading firmware intel/ibt-17-16-1.ddc
[ 6.560155] Bluetooth: hci0: Found Intel DDC parameters: intel/ibt-17-16-1.ddc
je ne vois pas de différence, je n’ai toujours pas le son, mais l’icône de son est de retour. J’ai essayé de rouvrir alsamixer, mais ça ne se rouvre plus :