Hi,
I am not able to get output out of the S/P-DIF interface of my
Digitus 7.1 surround USB sound card. The soundcard is recognized
as card 1 with driver 'snd_usb_audio'.
The results of 'aplay -L':
------------------------------------------------------------------------------------------------
root@webradio:~# aplay -L
null
Discard all samples (playback) or generate zero samples (capture)
front:CARD=E2E,DEV=0
ESS ES1978 (Maestro 2E), ESS Maestro
Front speakers
front:CARD=default,DEV=0
USB Sound Device , USB Audio
Front speakers
surround40:CARD=default,DEV=0
USB Sound Device , USB Audio
4.0 Surround output to Front and Rear speakers
surround41:CARD=default,DEV=0
USB Sound Device , USB Audio
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=default,DEV=0
USB Sound Device , USB Audio
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=default,DEV=0
USB Sound Device , USB Audio
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=default,DEV=0
USB Sound Device , USB Audio
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=default,DEV=0
USB Sound Device , USB Audio
IEC958 (S/PDIF) Digital Audio Output
------------------------------------------------------------------------------------------------
But I do see only the analog outputs in alsamixer and amixer.
amixer output:
------------------------------------------------------------------------------------------------
root@webradio:~# amixer -c 1
Simple mixer control 'Speaker',0
Capabilities: pvolume pswitch pswitch-joined penum
Playback channels: Front Left - Front Right - Rear Left - Rear Right
- Front Center - Woofer - Side Left - Side Right
Limits: Playback 0 - 197
Mono:
Front Left: Playback 0 [0%] [0.00dB] [on]
Front Right: Playback 0 [0%] [0.00dB] [on]
Rear Left: Playback 0 [0%] [0.00dB] [on]
Rear Right: Playback 0 [0%] [0.00dB] [on]
Front Center: Playback 0 [0%] [0.00dB] [on]
Woofer: Playback 0 [0%] [0.00dB] [on]
Side Left: Playback 0 [0%] [0.00dB] [on]
Side Right: Playback 0 [0%] [0.00dB] [on]
Simple mixer control 'PCM',0
Capabilities: cvolume cswitch cswitch-joined penum
Capture channels: Front Left - Front Right
Limits: Capture 0 - 6928
Front Left: Capture 5 [0%] [0.00dB] [on]
Front Right: Capture 5 [0%] [0.00dB] [on]
Simple mixer control 'PCM Capture Source',0
Capabilities: enum
Items: 'Mic' 'Line' 'IEC958 In' 'Mixer'
Item0: 'Mic'
Simple mixer control 'Line',0
Capabilities: pvolume cvolume pswitch pswitch-joined cswitch
cswitch-joined penum
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: Playback 0 - 8065 Capture 0 - 6928
Front Left: Playback 6144 [76%] [5.71dB] [off] Capture 0 [0%]
[0.00dB] [off]
Front Right: Playback 6144 [76%] [5.71dB] [off] Capture 0 [0%]
[0.00dB] [off]
Simple mixer control 'Mic',0
Capabilities: pvolume cvolume pswitch pswitch-joined cswitch
cswitch-joined penum
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: Playback 0 - 8065 Capture 0 - 6928
Front Left: Playback 0 [0%] [0.00dB] [off] Capture 0 [0%] [0.00dB] [on]
Front Right: Playback 0 [0%] [0.00dB] [off] Capture 0 [0%] [0.00dB] [on]
Simple mixer control 'IEC958 In',0
Capabilities: cswitch cswitch-joined penum
Capture channels: Mono
Mono: Capture [on]
------------------------------------------------------------------------------------------------
Any help appreciated,
Hans
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