Not sure if it'll be any help, but here's the result of my aplay -l and aplay -L for my usb dac:
Code: Select all
root@SqueezeLite:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: DAC [USB Audio DAC], device 0: USB Audio [USB Audio]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 1: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA]
Subdevices: 8/8
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
Subdevice #4: subdevice #4
Subdevice #5: subdevice #5
Subdevice #6: subdevice #6
Subdevice #7: subdevice #7
root@SqueezeLite:~# aplay -L
null
Discard all samples (playback) or generate zero samples (capture)
sysdefault:CARD=DAC
USB Audio DAC, USB Audio
Default Audio Device
front:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
Front speakers
surround40:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
4.0 Surround output to Front and Rear speakers
surround41:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=DAC,DEV=0
USB Audio DAC, USB Audio
IEC958 (S/PDIF) Digital Audio Output
sysdefault:CARD=ALSA
bcm2835 ALSA, bcm2835 ALSA
Default Audio Device
root@SqueezeLite:~#
As you can see, the DAC is the default device 0.
I've just noticed your posts on the SqueezeLite thread of the slimdevices forum. That would see to be the best place to get what you're looking for - perhaps message Triode to see if he can help?