Hardware • DP/HDMI audio not recognised

Code:

$ aplay -l**** List of PLAYBACK Hardware Devices ****card 0: PCH [HDA Intel PCH], device 0: ALC897 Analog [ALC897 Analog]  Subdevices: 1/1  Subdevice #0: subdevice #0

Code:

 $inxi -FrmxxSystem:  Host: H4 Kernel: 6.1.0-21-amd64 arch: x86_64 bits: 64 compiler: gcc    v: 12.2.0 Desktop: KDE Plasma v: 5.27.5 tk: Qt v: 5.15.8 wm: kwin_x11    dm: SDDM Distro: Debian GNU/Linux 12 (bookworm)Machine:  Type: Mini-pc System: HP product: HP EliteDesk 800 G6 Desktop Mini PC    v: SBKPF serial: <superuser required> Chassis: type: 35    serial: <superuser required>  Mobo: HP model: 8710 v: KBC Version 09.08.23 serial: <superuser required>    UEFI: HP v: S21 Ver. 02.18.00 date: 12/14/2023Memory:  RAM: total: 30.7 GiB used: 1.67 GiB (5.4%)  RAM Report: permissions: Unable to run dmidecode. Root privileges    required.CPU:  Info: 6-core model: Intel Core i5-10500 bits: 64 type: MT MCP    arch: Comet Lake rev: 3 cache: L1: 384 KiB L2: 1.5 MiB L3: 12 MiB  Speed (MHz): avg: 1208 high: 3100 min/max: 800/3100 cores: 1: 800 2: 800    3: 800 4: 800 5: 800 6: 800 7: 800 8: 800 9: 3100 10: 800 11: 1100 12: 3100    bogomips: 74399  Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmxGraphics:  Device-1: Intel CometLake-S GT2 [UHD Graphics 630] vendor: Hewlett-Packard    driver: i915 v: kernel arch: Gen-9.5 ports: active: DP-1 empty: DP-2, DP-3,    HDMI-A-1, HDMI-A-2, HDMI-A-3 bus-ID: 00:02.0 chip-ID: 8086:9bc8  Display: x11 server: X.Org v: 1.21.1.7 with: Xwayland v: 22.1.9    compositor: kwin_x11 driver: X: loaded: modesetting unloaded: fbdev,vesa    dri: iris gpu: i915 display-ID: :0 screens: 1  Screen-1: 0 s-res: 2560x1440 s-dpi: 96  Monitor-1: DP-1 model: Dell S3219D res: 2560x1440 dpi: 92    diag: 813mm (32")  API: OpenGL v: 4.6 Mesa 22.3.6 renderer: Mesa Intel UHD Graphics 630 (CML    GT2) direct-render: YesAudio:  Device-1: Intel Comet Lake PCH cAVS vendor: Hewlett-Packard    driver: snd_hda_intel v: kernel bus-ID: 00:1f.3 chip-ID: 8086:06c8  API: ALSA v: k6.1.0-21-amd64 status: kernel-api  Server-1: PulseAudio v: 16.1 status: activeNetwork:  Device-1: Intel Comet Lake PCH CNVi WiFi driver: iwlwifi v: kernel    bus-ID: 00:14.3 chip-ID: 8086:06f0  IF: wlp0s20f3 state: up mac: 18:cc:18:e5:8b:02  Device-2: Intel Ethernet I219-LM vendor: Hewlett-Packard driver: e1000e    v: kernel port: N/A bus-ID: 00:1f.6 chip-ID: 8086:0d4c  IF: eno1 state: down mac: c8:5a:cf:ae:13:74Bluetooth:  Device-1: Intel AX201 Bluetooth type: USB driver: btusb v: 0.8    bus-ID: 1-14:5 chip-ID: 8087:0026  Report: hciconfig ID: hci0 rfk-id: 0 state: up address: 18:CC:18:E5:8B:06    bt-v: 3.0 lmp-v: 5.2 sub-v: 200fDrives:  Local Storage: total: 7.28 TiB used: 3.93 TiB (54.0%)  ID-1: /dev/nvme0n1 vendor: Samsung model: SSD 990 PRO with Heatsink 4TB    size: 3.64 TiB speed: 63.2 Gb/s lanes: 4 serial: S7DSNJ0WC08631L    temp: 33.9 C  ID-2: /dev/nvme1n1 vendor: Samsung model: SSD 990 PRO with Heatsink 4TB    size: 3.64 TiB speed: 63.2 Gb/s lanes: 4 serial: S7DSNJ0WC08637P    temp: 32.9 CPartition:  ID-1: / size: 3.58 TiB used: 667.35 GiB (18.2%) fs: ext4 dev: /dev/nvme0n1p2  ID-2: /boot/efi size: 511 MiB used: 5.8 MiB (1.1%) fs: vfat    dev: /dev/nvme0n1p1Swap:  ID-1: swap-1 type: partition size: 977 MiB used: 0 KiB (0.0%) priority: -2    dev: /dev/nvme0n1p3Sensors:  Src: /sys System Temperatures: cpu: 36.0 C pch: 41.0 C mobo: N/A  Fan Speeds (RPM): N/A  Power: 12v: N/A 5v: 5 3.3v: N/A vbat: N/ARepos:  Packages: pm: dpkg pkgs: 2886  Active apt repos in: /etc/apt/sources.list    1: deb http://deb.debian.org/debian/ bookworm main non-free-firmware    2: deb-src http://deb.debian.org/debian/ bookworm main non-free-firmware    3: deb http://security.debian.org/debian-security bookworm-security main non-free-firmware    4: deb-src http://security.debian.org/debian-security bookworm-security main non-free-firmware    5: deb http://deb.debian.org/debian/ bookworm-updates main non-free-firmware    6: deb-src http://deb.debian.org/debian/ bookworm-updates main non-free-firmware  Active apt repos in: /etc/apt/sources.list.d/google-chrome.list    1: deb [arch=amd64] https://dl.google.com/linux/chrome/deb/ stable main  Active apt repos in: /etc/apt/sources.list.d/opera-stable.list    1: deb https://deb.opera.com/opera-stable/ stable non-freeInfo:  Processes: 273 Uptime: 0m Init: systemd v: 252 target: graphical (5)  default: graphical Compilers: gcc: 12.2.0 alt: 12 Shell: Bash v: 5.2.15  running-in: xfce4-terminal inxi: 3.3.26