!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Wed Nov 25 01:57:38 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.4.72-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.72-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 2 [CameraB404271 ]: USB-Audio - USB Camera-B4.04.27.1 OmniVision Technologies, Inc. USB Camera-B4.04.27.1 at usb-3f980000.usb-1.2, hi !!PCI Soundcards installed in the system !!-------------------------------------- !!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 snd_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_headphones=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y 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) use_vmalloc : Y 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-B4.04.27.1 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 Nov 24 20:41 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Nov 24 20:41 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Nov 24 20:41 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Nov 24 20:41 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Nov 24 20:41 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Nov 24 20:41 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Nov 24 20:41 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 24 20:41 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Nov 24 20:41 . drwxr-xr-x 4 root root 240 Nov 24 20:41 .. lrwxrwxrwx 1 root root 12 Nov 24 20:41 usb-OmniVision_Technologies__Inc._USB_Camera-B4.04.27.1-01 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Nov 24 20:41 . drwxr-xr-x 4 root root 240 Nov 24 20:41 .. lrwxrwxrwx 1 root root 12 Nov 24 20:41 platform-3f980000.usb-usb-0:1.2:1.1 -> ../controlC2 lrwxrwxrwx 1 root root 12 Nov 24 20:41 platform-bcm2835_audio -> ../controlC1 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym playback.pcm { type plug slave.pcm "output" } capture.pcm { type plug slave.pcm "input" } } pcm.output { type hw card 1 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 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 b1 Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card Headphones Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 400 [100%] [4.00dB] [on] !!-------Mixer controls for card 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-1.2, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 3 amixer: Mixer hw:2 load error: Invalid argument !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac ecc ecdh_generic fixed fuse garp gspca_main gspca_ov534 hci_uart hid_logitech_dj hid_logitech_hidpp i2c_dev ip_tables ipv6 joydev libsha256 llc mc raspberrypi_hwmon rfcomm rfkill sha256_generic snd snd_bcm2835 snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_usb_audio snd_usbmidi_lib stp uio uio_pdrv_genirq v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 240555 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 bcm2708_fb.fbwidth=1600 bcm2708_fb.fbheight=900 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=ee532f14-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 6.858050] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 6.859519] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 6.869993] bcm2835_audio bcm2835_audio: card created with 4 channels -- [ 10.412747] usb 1-1.2: 3:1: cannot get min/max values for control 2 (id 3) [ 10.428423] usbcore: registered new interface driver snd-usb-audio [ 10.576720] Adding 102396k swap on /var/swap. Priority:-2 extents:1 across:102396k SSFS !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA