!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sat Apr 13 16:19:36 UTC 2019 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.14.98 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k4.14.98 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [Dock ]: USB-Audio - USB3.0 Dual Video Dock DisplayLink USB3.0 Dual Video Dock at usb-20980000.usb-1.1, high 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_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!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=0x17e94307, ctrlif=2, ctlerr=0 Card: DisplayLink USB3.0 Dual Video Dock at usb-20980000.usb-1.1, high speed Unit: 10 Control: name="Clock Source 10 Validity", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 11 Control: name="Clock Source 11 Validity", index=0 Info: id=11, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 12 Control: name="Mic Capture Volume", index=0 Info: id=12, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-4592, max=7680, dBmin=-1793, dBmax=3000 Unit: 12 Control: name="Mic Capture Switch", index=0 Info: id=12, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 15 Control: name="DisplayLink Audio Playback Volume", index=0 Info: id=15, control=2, cmask=0x3f, channels=6, type="S16" Volume: min=-8176, max=0, dBmin=-3193, dBmax=0 Unit: 15 Control: name="DisplayLink Audio Playback Switch", index=0 Info: id=15, control=1, cmask=0x3f, channels=6, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Mar 9 16:28 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Mar 9 16:28 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Mar 9 16:28 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Mar 9 16:28 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Mar 9 16:28 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Mar 9 16:28 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Mar 9 16:28 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 9 16:28 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 9 16:28 . drwxr-xr-x 4 root root 240 Mar 9 16:28 .. lrwxrwxrwx 1 root root 12 Mar 9 16:28 usb-DisplayLink_USB3.0_Dual_Video_Dock_000800160476593-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Mar 9 16:28 . drwxr-xr-x 4 root root 240 Mar 9 16:28 .. lrwxrwxrwx 1 root root 12 Mar 9 16:28 platform-20980000.usb-usb-0:1.1:1.2 -> ../controlC1 lrwxrwxrwx 1 root root 12 Mar 9 16:28 platform-soc:audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Dock [USB3.0 Dual Video Dock], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Dock [USB3.0 Dual Video Dock], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -2000 [77%] [-20.00dB] [on] !!-------Mixer controls for card 1 [Dock] Card hw:1 'Dock'/'DisplayLink USB3.0 Dual Video Dock at usb-20980000.usb-1.1, high speed' Mixer name : 'USB Mixer' Components : 'USB17e9:4307' Controls : 8 Simple ctrls : 4 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 767 Front Left: Capture 538 [70%] [15.68dB] [on] Front Right: Capture 538 [70%] [15.68dB] [on] Simple mixer control 'Clock Source 10 Validity',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Clock Source 11 Validity',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'DisplayLink Audio',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right - Rear Left - Rear Right - Front Center - Woofer Limits: Playback 0 - 511 Mono: Front Left: Playback 511 [100%] [0.00dB] [on] Front Right: Playback 511 [100%] [0.00dB] [on] Rear Left: Playback 511 [100%] [0.00dB] [on] Rear Right: Playback 511 [100%] [0.00dB] [on] Front Center: Playback 367 [72%] [-9.00dB] [on] Woofer: Playback 367 [72%] [-9.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -2000 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -2000 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } } state.Dock { 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 comment { access read type INTEGER count 6 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 'DisplayLink Audio Playback Switch' value.0 true value.1 true value.2 true value.3 true value.4 true value.5 true comment { access 'read write' type BOOLEAN count 6 } } control.4 { iface MIXER name 'DisplayLink Audio Playback Volume' value.0 511 value.1 511 value.2 511 value.3 511 value.4 367 value.5 367 comment { access 'read write' type INTEGER count 6 range '0 - 511' dbmin -3193 dbmax 0 dbvalue.0 0 dbvalue.1 0 dbvalue.2 0 dbvalue.3 0 dbvalue.4 -900 dbvalue.5 -900 } } control.5 { iface MIXER name 'Clock Source 11 Validity' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Mic Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.7 { iface MIXER name 'Mic Capture Volume' value.0 538 value.1 538 comment { access 'read write' type INTEGER count 2 range '0 - 767' dbmin -1793 dbmax 3000 dbvalue.0 1568 dbvalue.1 1568 } } control.8 { iface MIXER name 'Clock Source 10 Validity' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module bnep hci_uart btbcm serdev bluetooth ecdh_generic joydev evdev cfg80211 rfkill cdc_mbim cdc_wdm cdc_ncm snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device snd_bcm2835 snd_pcm snd_timer snd uio_pdrv_genirq uio fixed ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 9.419898] systemd-journald[76]: Received request to flush runtime journal from PID 1 [ 13.201583] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 13.383315] bcm2835_alsa bcm2835_alsa: card created with 8 channels -- [ 18.321366] usbcore: registered new interface driver cdc_mbim [ 18.322729] usbcore: registered new interface driver snd-usb-audio [ 18.338731] random: crng init done