Installed devices: pcm0: <Realtek ALC897 (Rear Analog)> (play/rec) default pcm1: <Realtek ALC897 (Front Analog)> (play/rec) pcm2: <Realtek ALC897 (Internal Digital)> (play) pcm3: <Intel (0x2818) (HDMI/DP 8ch)> (play) No devices installed from userspace.