!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon Aug 19 08:45:12 UTC 2019 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.9.26v7-aufs Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.26v7-aufs 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 - bcm2835 ALSA bcm2835 ALSA 1 [C170 ]: USB-Audio - Webcam C170 Webcam C170 at usb-3f980000.usb-1.3, high speed !!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 : -1,-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=0x046d082b, ctrlif=2, ctlerr=0 Card: Webcam C170 at usb-3f980000.usb-1.3, high speed --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Aug 19 16:31 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Aug 19 16:31 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Aug 19 16:31 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Aug 19 16:31 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Aug 19 16:31 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Aug 19 16:31 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 19 16:31 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jan 1 1970 . drwxr-xr-x 4 root root 220 Aug 19 16:31 .. lrwxrwxrwx 1 root root 12 Aug 19 16:31 usb-_Webcam_C170-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jan 1 1970 . drwxr-xr-x 4 root root 220 Aug 19 16:31 .. lrwxrwxrwx 1 root root 12 Aug 19 16:31 platform-3f980000.usb-usb-0:1.3:1.2 -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 19 16:31 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type hw playback.pcm { type hw slave.pcm "hw:0,0" } capture.pcm { type plug slave.pcm "hw:1,0" } } ctl.!default { type hw card 0 } pcm.!default { type hw card 0 } ctl.!default { type hw card 0 } !!System wide config file (/etc/asound.conf) pcm.!default { type asym playback.pcm { type plug slave.pcm "hw:0,0" } capture.pcm { type plug slave.pcm "hw:1,0" } } ctl.!default { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: 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 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: C170 [Webcam C170], 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 -803 [89%] [-8.03dB] [on] !!-------Mixer controls for card 1 [C170] Card hw:1 'C170'/'Webcam C170 at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:082b' Controls : 1 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -803 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -803 } } 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 2 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 } } } state.C170 { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } } --endcollapse-- !!All Loaded Modules !!------------------ Module fuse ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge stp llc rfcomm bnep hci_uart btbcm bluetooth dm_thin_pool dm_persistent_data dm_bio_prison dm_bufio dm_mod i2c_dev ip_tables x_tables ipv6 uvcvideo videobuf2_vmalloc videobuf2_memops brcmfmac videobuf2_v4l2 snd_usb_audio videobuf2_core brcmutil snd_hwdep snd_usbmidi_lib videodev cfg80211 snd_rawmidi snd_bcm2835 media snd_seq_device snd_pcm rfkill snd_timer snd bcm2835_gpiomem uio_pdrv_genirq uio fixed !!ALSA/HDA dmesg !!-------------- [ 7.579370] Linux video capture interface: v2.00 [ 7.626432] usbcore: registered new interface driver snd-usb-audio [ 7.631023] usbcore: registered new interface driver brcmfmac