!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sat May 13 20:20:59 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.9.24-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.24-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [Device ]: USB-Audio - USB Audio Device C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.3, full speed 2 [CameraB404271 ]: USB-Audio - USB Camera-B4.04.27.1 OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.5, hi !!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 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 !!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=0x0d8c0126, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.3, full speed Unit: 9 Control: name="PCM Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-15872, max=0, dBmin=-6200, dBmax=0 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 USB Mixer: usb_id=0x14152000, ctrlif=1, ctlerr=0 Card: OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.5, hi Unit: 3 Control: name="Mic Capture Volume", index=0 Info: id=3, control=2, cmask=0xf, channels=4, type="S16" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 May 13 19:59 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 May 13 19:59 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 May 13 19:59 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 May 13 20:01 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 May 13 19:59 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 48 May 13 20:13 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 May 13 19:59 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 May 13 19:59 /dev/snd/seq crw-rw---- 1 root audio 116, 33 May 13 19:59 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 May 13 19:59 . drwxr-xr-x 4 root root 260 May 13 19:59 .. lrwxrwxrwx 1 root root 12 May 13 19:59 usb-C-Media_Electronics_Inc._USB_Audio_Device-00 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 13 19:59 usb-OmniVision_Technologies__Inc._USB_Camera-B4.04.27.1-01 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 May 13 19:59 . drwxr-xr-x 4 root root 260 May 13 19:59 .. lrwxrwxrwx 1 root root 12 May 13 19:59 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 13 19:59 platform-3f980000.usb-usb-0:1.5:1.1 -> ../controlC2 lrwxrwxrwx 1 root root 12 May 13 19:59 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: 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: CameraB404271 [USB Camera-B4.04.27.1], 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 [Device] Card hw:1 'Device'/'C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0126' Controls : 3 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 62 Mono: Front Left: Playback 52 [84%] [-10.00dB] [on] Front Right: Playback 52 [84%] [-10.00dB] [on] !!-------Mixer controls for card 2 [CameraB404271] amixer: Mixer load hw:2 error: Invalid argument Card hw:2 'CameraB404271'/'OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.5, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 2 amixer: Mixer hw:2 load error: Invalid argument !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module bnep hci_uart btbcm bluetooth gspca_ov534 gspca_main v4l2_common videodev snd_usb_audio media snd_hwdep snd_usbmidi_lib joydev snd_rawmidi evdev brcmfmac snd_seq_device hid_logitech_hidpp brcmutil cfg80211 rfkill snd_bcm2835 snd_pcm bcm2835_gpiomem snd_timer snd hid_logitech_dj fixed uio_pdrv_genirq uio ipv6 !!ALSA/HDA dmesg !!-------------- [ 3.698753] usb 1-1.5: 3:1: cannot get min/max values for control 2 (id 3) [ 3.699567] usbcore: registered new interface driver snd-usb-audio [ 3.739526] gspca_main: v2.14.0 registered