!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Thu Jun 14 20:09:06 UTC 2018 !!Linux Distribution !!------------------ Debian GNU/Linux 9 \n \l PRETTY_NAME="Debian GNU/Linux 9 (stretch)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.15.0 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.15.0 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [sun4icodec ]: sun4i-codec - sun4i-codec sun4i-codec 1 [Device ]: USB-Audio - Generic USB Audio Device Generic USB Audio Device at usb-1c14400.usb-1.2, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c000e, ctrlif=0, ctlerr=0 Card: Generic USB Audio Device at usb-1c14400.usb-1.2, full speed Unit: 9 Control: name="PCM Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-7264, max=-16, dBmin=-2837, dBmax=-6 Unit: 9 Control: name="PCM Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jun 14 21:19 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jun 14 21:34 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 24 Jun 14 21:19 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 16 Jun 14 21:19 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 56 Jun 14 21:34 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Jun 14 21:34 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 33 Jun 14 21:19 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jun 14 21:34 . drwxr-xr-x 4 root root 220 Jun 14 21:34 .. lrwxrwxrwx 1 root root 12 Jun 14 21:34 usb-0d8c_Generic_USB_Audio_Device-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jun 14 21:34 . drwxr-xr-x 4 root root 220 Jun 14 21:34 .. lrwxrwxrwx 1 root root 12 Jun 14 21:34 platform-1c14400.usb-usb-0:1.2:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Jun 14 21:19 platform-1c22c00.codec -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 1 device 0 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: sun4icodec [sun4i-codec], device 0: CDC PCM Codec-0 [] Subdevices: 0/1 Subdevice #0: subdevice #0 card 1: Device [Generic USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: sun4icodec [sun4i-codec], device 0: CDC PCM Codec-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Device [Generic USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [sun4icodec] Card hw:0 'sun4icodec'/'sun4i-codec' Mixer name : '' Components : '' Controls : 7 Simple ctrls : 7 Simple mixer control 'Left Mixer Left DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Power Amplifier',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 63 Mono: 37 [59%] [-26.00dB] Simple mixer control 'Power Amplifier DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Power Amplifier Mixer',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Power Amplifier Mute',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Mixer Left DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Right Mixer Right DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] !!-------Mixer controls for card 1 [Device] Card hw:1 'Device'/'Generic USB Audio Device at usb-1c14400.usb-1.2, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:000e' Controls : 7 Simple ctrls : 3 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 151 Mono: Front Left: Playback 98 [65%] [-10.00dB] [on] Front Right: Playback 98 [65%] [-10.00dB] [on] Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 16 Mono: Capture 0 [0%] [0.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.sun4icodec { control.1 { iface MIXER name 'Power Amplifier Volume' value 37 comment { access 'read write' type INTEGER count 1 range '0 - 63' dbmin -9999999 dbmax 0 dbvalue.0 -2600 } } control.2 { iface MIXER name 'Left Mixer Left DAC Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Right Mixer Right DAC Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Right Mixer Left DAC Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'Power Amplifier DAC Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Power Amplifier Mixer Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.7 { iface MIXER name 'Power Amplifier Mute Switch' value false comment { access 'read write' type BOOLEAN count 1 } } } state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Volume' value.0 98 value.1 98 comment { access 'read write' type INTEGER count 2 range '0 - 151' dbmin -2837 dbmax -6 dbvalue.0 -1000 dbvalue.1 -1000 } } control.5 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.7 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module !!ALSA/HDA dmesg !!-------------- [ 1.465071] usbhid: USB HID core driver [ 1.474087] usbcore: registered new interface driver snd-usb-audio [ 1.480377] usbcore: registered new interface driver snd-usb-caiaq [ 1.489900] sun4i-codec 1c22c00.codec: Codec <-> 1c22c00.codec mapping ok -- [ 2.099186] cfg80211: failed to load regulatory.db [ 2.104877] ALSA device list: [ 2.107888] #0: sun4i-codec