!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Thu Mar 14 20:24:40 UTC 2019 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.14.79-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.14.79-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [CameraB409241 ]: USB-Audio - USB Camera-B4.09.24.1 OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.2, 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 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=0x14152000, ctrlif=1, ctlerr=0 Card: OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.2, 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 Mar 14 15:26 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Mar 14 15:26 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Mar 14 21:22 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Mar 14 15:26 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Mar 14 15:26 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Mar 14 15:26 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 14 15:26 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Mar 14 15:26 . drwxr-xr-x 4 root root 220 Mar 14 15:26 .. lrwxrwxrwx 1 root root 12 Mar 14 15:26 usb-OmniVision_Technologies__Inc._USB_Camera-B4.09.24.1-01 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Mar 14 15:26 . drwxr-xr-x 4 root root 220 Mar 14 15:26 .. lrwxrwxrwx 1 root root 12 Mar 14 15:26 platform-3f980000.usb-usb-0:1.2:1.1 -> ../controlC1 lrwxrwxrwx 1 root root 12 Mar 14 15:26 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 ARECORD **** List of CAPTURE Hardware Devices **** card 1: CameraB409241 [USB Camera-B4.09.24.1], 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 [CameraB409241] amixer: Mixer load hw:1 error: Invalid argument Card hw:1 'CameraB409241'/'OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.2, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 2 amixer: Mixer hw:1 load error: Invalid argument !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device cfg80211 rfkill evdev joydev gspca_ov534 gspca_main v4l2_common videodev media snd_bcm2835 snd_pcm snd_timer snd fixed uio_pdrv_genirq uio hid_logitech_hidpp hid_logitech_dj ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 5.365058] logitech-hidpp-device 0003:046D:404D.0004: input,hidraw1: USB HID v1.11 Keyboard [Logitech K400 Plus] on usb-3f980000.usb-1.3:1 [ 5.638191] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.656925] bcm2835_alsa bcm2835_alsa: card created with 8 channels -- [ 8.907875] usb 1-1.2: 3:1: cannot get min/max values for control 2 (id 3) [ 8.908621] usbcore: registered new interface driver snd-usb-audio [ 9.030813] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xD9E1