!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Wed Sep 30 21:17:57 UTC 2015 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.1.7-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.1.7-v7 Library version: 1.0.25 Utilities version: 1.0.25 !!Loaded ALSA modules !!------------------- snd_usb_audio snd_usb_audio snd_bcm2835 !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [Set ]: USB-Audio - C-Media USB Headphone Set C-Media USB Headphone Set at usb-3f980000.usb-1.3, full speed 1 [CameraB404271 ]: USB-Audio - USB Camera-B4.04.27.1 OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.4, hi 2 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA !!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=0 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 : 0,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 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 : 0,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1 !!Module: snd_bcm2835 force_bulk : N !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c000c, ctrlif=0, ctlerr=0 Card: C-Media USB Headphone Set at usb-3f980000.usb-1.3, full speed Unit: 9 Control: name="Headphone 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="Headphone 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 Unit: 13 Control: name="Mic Playback Volume", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=12240, dBmin=0, dBmax=4781 Unit: 13 Control: name="Mic 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 USB Mixer: usb_id=0x14152000, ctrlif=1, ctlerr=0 Card: OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.4, 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---T 1 root audio 116, 0 Jan 1 1970 /dev/snd/controlC0 crw-rw---T 1 root audio 116, 32 Sep 30 23:07 /dev/snd/controlC1 crw-rw---T 1 root audio 116, 64 Sep 30 21:26 /dev/snd/controlC2 crw-rw---T 1 root audio 116, 24 Jan 1 1970 /dev/snd/pcmC0D0c crw-rw---T 1 root audio 116, 16 Jan 1 1970 /dev/snd/pcmC0D0p crw-rw---T 1 root audio 116, 56 Sep 30 23:07 /dev/snd/pcmC1D0c crw-rw---T 1 root audio 116, 80 Sep 30 21:26 /dev/snd/pcmC2D0p crw-rw---T 1 root audio 116, 81 Sep 30 21:26 /dev/snd/pcmC2D1p crw-rw---T 1 root audio 116, 1 Jan 1 1970 /dev/snd/seq crw-rw---T 1 root audio 116, 33 Jan 1 1970 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 Sep 30 23:07 . drwxr-xr-x 4 root root 280 Sep 30 23:07 .. lrwxrwxrwx 1 root root 12 Jan 1 1970 usb-0d8c_C-Media_USB_Headphone_Set-00 -> ../controlC0 lrwxrwxrwx 1 root root 12 Sep 30 23:07 usb-OmniVision_Technologies__Inc._USB_Camera-B4.04.27.1-01 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Sep 30 23:07 . drwxr-xr-x 4 root root 280 Sep 30 23:07 .. lrwxrwxrwx 1 root root 12 Jan 1 1970 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC0 lrwxrwxrwx 1 root root 12 Sep 30 23:07 platform-3f980000.usb-usb-0:1.4:1.1 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Set [C-Media USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: 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 2: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Set [C-Media USB Headphone Set], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: 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 [Set] Card hw:0 'Set'/'C-Media USB Headphone Set at usb-3f980000.usb-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:000c' Controls : 9 Simple ctrls : 3 Simple mixer control 'Headphone',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 151 Mono: Front Left: Playback 141 [93%] [-1.94dB] [on] Front Right: Playback 141 [93%] [-1.94dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined penum Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 32 Capture 0 - 16 Mono: Playback 30 [94%] [44.82dB] [off] Capture 14 [88%] [20.83dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [off] !!-------Mixer controls for card 1 [CameraB404271] amixer: Mixer load hw:1 error: Invalid argument Card hw:1 'CameraB404271'/'OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.4, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 2 amixer: Mixer hw:1 load error: Invalid argument !!-------Mixer controls for card 2 [ALSA] Card hw:2 '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 penum Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1275 [84%] [-12.75dB] [on] !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module bnep rfcomm binfmt_misc snd_bcm2835 btusb btbcm btintel bluetooth gspca_ov534 ftdi_sio rfkill gspca_main videodev usbserial media bcm2835_gpiomem snd_usb_audio snd_usbmidi_lib snd_hwdep snd_seq_midi snd_seq_midi_event snd_rawmidi snd_pcm snd_seq evdev snd_seq_device snd_timer snd uio_pdrv_genirq uio !!ALSA/HDA dmesg !!-------------- [ 4.251517] usb 1-1.4: 3:1: cannot get min/max values for control 2 (id 3) [ 4.261612] usbcore: registered new interface driver snd-usb-audio [ 4.339240] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000