!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Tue Aug 7 08:31:17 UTC 2018 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.14.59-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.14.59-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [Audio ]: USB-Audio - USB Audio USB Audio at usb-3f980000.usb-1.3, full speed !!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 !!--------------------------- !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0006, ctrlif=0, ctlerr=0 Card: USB Audio at usb-3f980000.usb-1.3, full speed Unit: 2 Control: name="PCM Capture Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=4095, dBmin=0, dBmax=1599 Unit: 7 Control: name="PCM Capture Source", index=0 Info: id=7, control=0, cmask=0x0, channels=1, type="U8" Volume: min=1, max=4, dBmin=0, dBmax=0 Unit: 8 Control: name="Auto Gain Control", index=0 Info: id=8, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 8 Control: name="Mic Capture Volume", index=0 Info: id=8, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=4095, dBmin=0, dBmax=1599 Unit: 9 Control: name="Mic Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=8191, dBmin=0, dBmax=3199 Unit: 9 Control: name="Mic 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: 11 Control: name="Line Playback Volume", index=0 Info: id=11, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=8191, dBmin=0, dBmax=3199 Unit: 11 Control: name="Line Playback Switch", index=0 Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Speaker Playback Volume", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=37, dBmin=0, dBmax=14 Unit: 13 Control: name="Speaker Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 15 Control: name="Line Capture Volume", index=0 Info: id=15, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=4095, dBmin=0, dBmax=1599 Unit: 16 Control: name="IEC958 In Capture Switch", index=0 Info: id=16, 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, 32 Aug 7 08:29 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 56 Aug 7 08:29 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Aug 7 08:29 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Aug 7 08:29 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 7 08:29 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Aug 7 08:29 . drwxr-xr-x 4 root root 180 Aug 7 08:29 .. lrwxrwxrwx 1 root root 12 Aug 7 08:29 usb-0d8c_USB_Audio-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Aug 7 08:29 . drwxr-xr-x 4 root root 180 Aug 7 08:29 .. lrwxrwxrwx 1 root root 12 Aug 7 08:29 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 1 device 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Audio [USB Audio], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Audio [USB Audio], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 1 [Audio] Card hw:1 'Audio'/'USB Audio at usb-3f980000.usb-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0006' Controls : 14 Simple ctrls : 7 Simple mixer control 'Speaker',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 37 Mono: Playback 0 [0%] [0.00dB] [on] Simple mixer control 'PCM',0 Capabilities: cvolume Capture channels: Front Left - Front Right Limits: Capture 0 - 16 Front Left: Capture 8 [50%] [7.99dB] Front Right: Capture 8 [50%] [7.99dB] 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 Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 8191 Capture 0 - 16 Front Left: Playback 2048 [25%] [7.99dB] [off] Capture 8 [50%] [7.99dB] Front Right: Playback 2048 [25%] [7.99dB] [off] Capture 8 [50%] [7.99dB] Simple mixer control 'Mic',0 Capabilities: pvolume cvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: Playback 0 - 32 Capture 0 - 16 Front Left: Playback 8 [25%] [7.99dB] [off] Capture 8 [50%] [7.99dB] Front Right: Playback 8 [25%] [7.99dB] [off] Capture 8 [50%] [7.99dB] Simple mixer control 'IEC958 In',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] !!Alsactl output !!-------------- --startcollapse-- state.Audio { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value.0 8 value.1 8 comment { access 'read write' type INTEGER count 2 range '0 - 32' dbmin 0 dbmax 3199 dbvalue.0 799 dbvalue.1 799 } } control.5 { iface MIXER name 'Line Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Line Playback Volume' value.0 2048 value.1 2048 comment { access 'read write' type INTEGER count 2 range '0 - 8191' dbmin 0 dbmax 3199 dbvalue.0 799 dbvalue.1 799 } } control.7 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Speaker Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 37' dbmin 0 dbmax 14 dbvalue.0 0 } } control.9 { iface MIXER name 'Mic Capture Volume' value.0 8 value.1 8 comment { access 'read write' type INTEGER count 2 range '0 - 16' dbmin 0 dbmax 1599 dbvalue.0 799 dbvalue.1 799 } } control.10 { iface MIXER name 'Auto Gain Control' value false comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'Line Capture Volume' value.0 8 value.1 8 comment { access 'read write' type INTEGER count 2 range '0 - 16' dbmin 0 dbmax 1599 dbvalue.0 799 dbvalue.1 799 } } control.12 { iface MIXER name 'IEC958 In Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.13 { iface MIXER name 'PCM Capture Volume' value.0 8 value.1 8 comment { access 'read write' type INTEGER count 2 range '0 - 16' dbmin 0 dbmax 1599 dbvalue.0 799 dbvalue.1 799 } } control.14 { iface MIXER name 'PCM Capture Source' value Mic comment { access 'read write' type ENUMERATED count 1 item.0 Mic item.1 Line item.2 'IEC958 In' item.3 Mixer } } } --endcollapse-- !!All Loaded Modules !!------------------ Module cmac bnep hci_uart btbcm serdev bluetooth ecdh_generic cfg80211 rfkill snd_usb_audio evdev snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device snd_pcm snd_timer snd lirc_rpi lirc_dev uio_pdrv_genirq uio fixed ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 18.928646] usb 1-1.3: [11] FU [Line Playback Volume] ch = 2, val = 0/8191/1 [ 18.980536] usbcore: registered new interface driver snd-usb-audio [ 19.401477] lirc_rpi: auto-detected active low receiver on GPIO pin 23