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sysvorOrt / # speaker-test -Dsurroundaudio -c 6

speaker-test 1.0.29

Playback device is surroundaudio
Stream parameters are 48000Hz, S16_LE, 6 channels
Using 16 octaves of pink noise
ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.0.29/work/alsa-lib-1.0.29/src/pcm/pcm.c:2267:(snd_pcm_open_noupdate) Unknown PCM surroundaudio
Playback open error: -2,No such file or directory

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sysvorOrt / # cat /sys/class/sound/c
card0/     card1/     controlC0/ controlC1/
sysvorOrt / # cat /sys/class/sound/card0/
controlC0/ hwC0D0/    input10/   pcmC0D3p/  subsystem/
device/    id         number     power/     uevent
sysvorOrt / # cat /sys/class/sound/card0/id
HDMI
sysvorOrt / #
sysvorOrt / # cat /sys/class/sound/card1/id
Generic

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Auszug #dmesg

[    0.012050] Freeing SMP alternatives memory: 20K (ffffffff816ad000 - ffffffff8
16b2000)
[    0.027852] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.241636] smpboot: CPU0: AMD Athlon(tm) 5350 APU with Radeon(tm) R3 (family:
 0x16, model: 0x0, stepping: 0x1)
[    0.241836] Performance Events: AMD PMU driver.
---------------
[    9.120111] piix4_smbus 0000:00:14.0: SMBus Host Controller at 0xb00, revision
 0
[    9.120204] piix4_smbus 0000:00:14.0: Auxiliary SMBus Host Controller at 0xb20
[    9.121050] acpi-cpufreq: overriding BIOS provided _PSD data
[    9.158286] input: PC Speaker as /devices/platform/pcspkr/input/input9
[    9.236792] ppdev: user-space parallel port driver
[    9.305748] r8169 0000:01:00.0 enp1s0: renamed from eth0
[    9.330195] [drm] Initialized drm 1.1.0 20060810
[    9.482597] [drm] radeon kernel modesetting enabled.
[    9.483112] [drm] initializing kernel modesetting (KABINI 0x1002:0x9830 0x1043