!!################################ !!ALSA Information Script v 0.4.63 !!################################ !!Script ran on: Thu May 8 21:41:27 UTC 2014 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 3.12.18 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k3.12.18 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 !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [C170 ]: USB-Audio - Webcam C170 Webcam C170 at usb-bcm2708_usb-1.2.3, high speed 1 [C920 ]: USB-Audio - HD Pro Webcam C920 HD Pro Webcam C920 at usb-bcm2708_usb-1.2.4, high speed 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_bcm2835: index=0 snd_pcsp: index=-2 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 : -1,-1,-1,-1,-1,-1,-1,-1 nrpacks : 8 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 : -1,-1,-1,-1,-1,-1,-1,-1 nrpacks : 8 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=0x046d082b, ctrlif=2, ctlerr=0 Card: Webcam C170 at usb-bcm2708_usb-1.2.3, high speed USB Mixer: usb_id=0x046d082d, ctrlif=2, ctlerr=0 Card: HD Pro Webcam C920 at usb-bcm2708_usb-1.2.4, 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---T 1 root audio 116, 0 Jan 1 1970 /dev/snd/controlC0 crw-rw---T 1 root audio 116, 32 Jan 1 1970 /dev/snd/controlC1 crw-rw---T 1 root audio 116, 64 May 8 22:35 /dev/snd/controlC2 crw-rw---T 1 root audio 116, 24 Jan 1 1970 /dev/snd/pcmC0D0c crw-rw---T 1 root audio 116, 56 Jan 1 1970 /dev/snd/pcmC1D0c crw-rw---T 1 root audio 116, 80 May 8 22:35 /dev/snd/pcmC2D0p crw-rw---T 1 root audio 116, 81 May 8 22:35 /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 Jan 1 1970 . drwxr-xr-x 4 root root 260 May 8 22:35 .. lrwxrwxrwx 1 root root 12 Jan 1 1970 usb-046d_HD_Pro_Webcam_C920_6167B59F-02 -> ../controlC1 lrwxrwxrwx 1 root root 12 Jan 1 1970 usb-_Webcam_C170-02 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 May 8 22:35 . drwxr-xr-x 4 root root 260 May 8 22:35 .. lrwxrwxrwx 1 root root 12 Jan 1 1970 platform-bcm2708_usb-usb-0:1.2.3:1.2 -> ../controlC0 lrwxrwxrwx 1 root root 12 Jan 1 1970 platform-bcm2708_usb-usb-0:1.2.4:1.2 -> ../controlC1 lrwxrwxrwx 1 root root 12 May 8 22:35 platform-bcm2835_AUD0.0 -> ../controlC2 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type hw card 2 } !!System wide config file (/etc/asound.conf) !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 2: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/8 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: C170 [Webcam C170], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: C920 [HD Pro Webcam C920], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [C170] Card hw:0 'C170'/'Webcam C170 at usb-bcm2708_usb-1.2.3, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:082b' Controls : 0 Simple ctrls : 0 !!-------Mixer controls for card 1 [C920] Card hw:1 'C920'/'HD Pro Webcam C920 at usb-bcm2708_usb-1.2.4, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:082d' Controls : 2 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined penum Capture channels: Mono Limits: Capture 0 - 15 Mono: Capture 0 [0%] [20.00dB] [on] !!-------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 -233 [94%] [-2.33dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.C170 { control { } } state.C920 { control.1 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.2 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 15' dbmin 2000 dbmax 5000 dbvalue.0 2000 } } } state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -233 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -233 } } 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 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module nfsd ipv6 snd_bcm2835 snd_soc_pcm512x snd_soc_wm8804 sg evdev 8192cu snd_soc_bcm2708_i2s regmap_mmio snd_usb_audio snd_usbmidi_lib snd_hwdep snd_seq_midi leds_gpio snd_seq_midi_event led_class snd_rawmidi spi_bcm2708 snd_soc_core i2c_bcm2708 snd_compress regmap_i2c snd_pcm_dmaengine regmap_spi snd_pcm snd_page_alloc snd_seq snd_seq_device snd_timer uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core snd videodev media !!ALSA/HDA dmesg !!-------------- [ 6.227185] bcm2708-i2s bcm2708-i2s.0: Failed to create debugfs directory [ 6.284736] usbcore: registered new interface driver snd-usb-audio [ 7.663182] sd 0:0:0:0: Attached scsi generic sg0 type 0 -- [ 12.155562] EXT4-fs (mmcblk0p2): re-mounted. Opts: commit=120,errors=remount-ro [ 12.823343] snd_bcm2835: unknown parameter 'index' ignored [ 18.592426] FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.