!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Fri Jun 9 19:59:43 UTC 2017 !!Linux Distribution !!------------------ Ubuntu 16.04 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 16.04 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04 LTS" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" UBUNTU_CODENAME=xenial Ubuntu 16.04 LTS (Xenial Xerus) !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.4.0-1009-raspi2 Operating System: GNU/Linux Architecture: armv7l Processor: armv7l SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.0-1009-raspi2 Library version: 1.1.0 Utilities version: 1.1.0 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 1 [C920 ]: USB-Audio - HD Pro Webcam C920 HD Pro Webcam C920 at usb-3f980000.usb-1.3, high 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 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 !!Loaded sound module options !!--------------------------- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x046d082d, ctrlif=2, ctlerr=0 Card: HD Pro Webcam C920 at usb-3f980000.usb-1.3, high speed Unit: 5 Control: name="Mic Capture Volume", index=0 Info: id=5, control=2, cmask=0x0, channels=1, type="S16" Volume: min=5120, max=12800, dBmin=2000, dBmax=5000 Unit: 5 Control: name="Mic Capture Switch", index=0 Info: id=5, 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, 2 Feb 11 2016 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 3 Feb 11 2016 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Jun 9 19:53 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 11 2016 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Feb 11 2016 . drwxr-xr-x 4 root root 160 Feb 11 2016 .. lrwxrwxrwx 1 root root 12 Feb 11 2016 usb-046d_HD_Pro_Webcam_C920_5FB53FAF-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Feb 11 2016 . drwxr-xr-x 4 root root 160 Feb 11 2016 .. lrwxrwxrwx 1 root root 12 Feb 11 2016 platform-3f980000.usb-usb-0:1.3:1.2 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** ARECORD **** List of CAPTURE Hardware Devices **** card 1: C920 [HD Pro Webcam C920], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 1 [C920] Card hw:1 'C920'/'HD Pro Webcam C920 at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:082d' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 15 Mono: Capture 9 [60%] [38.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.C920 { control.1 { iface PCM name 'Capture Channel Map' value.0 3 value.1 4 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 9 comment { access 'read write' type INTEGER count 1 range '0 - 15' dbmin 2000 dbmax 5000 dbvalue.0 3800 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_seq snd_usb_audio snd_hwdep snd_usbmidi_lib uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common videodev snd_rawmidi snd_seq_device media brcmfmac brcmutil cfg80211 spi_bcm2835 bcm2835_gpiomem i2c_bcm2708 uio_pdrv_genirq uio iscsi_tcp libiscsi_tcp libiscsi btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon raid6_pq raid1 raid0 linear !!ALSA/HDA dmesg !!-------------- [ 4.242602] PM: Hibernation image not present or could not be loaded. [ 4.242626] ALSA device list: [ 4.242629] No soundcards found. [ 4.327151] usb 1-1: new high-speed USB device number 2 using dwc_otg -- [ 17.626260] brcmf_cfg80211_reg_notifier: not a ISO3166 code [ 17.875216] usbcore: registered new interface driver snd-usb-audio [ 19.373833] brcmf_cfg80211_reg_notifier: not a ISO3166 code