!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Fri Dec 4 19:36:19 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: 5.4.79-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.79-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 vc4 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 2 [Webcam ]: USB-Audio - Dynex 1.3MP Webcam Dynex Dynex 1.3MP Webcam at usb-3f980000.usb-1.3, high speed !!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 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: vc4 fkms_max_refresh_rate : 85 !!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=0x19ff0102, ctrlif=2, ctlerr=0 Card: Dynex Dynex 1.3MP Webcam at usb-3f980000.usb-1.3, high speed Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=4608, max=7936, dBmin=1800, dBmax=3100 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Dec 4 14:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Dec 4 14:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Dec 4 14:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Dec 4 14:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Dec 4 14:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Dec 4 14:17 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Dec 4 14:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Dec 4 14:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Dec 4 14:17 . drwxr-xr-x 4 root root 240 Dec 4 14:17 .. lrwxrwxrwx 1 root root 12 Dec 4 14:17 usb-Dynex_Dynex_1.3MP_Webcam-02 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Dec 4 14:17 . drwxr-xr-x 4 root root 240 Dec 4 14:17 .. lrwxrwxrwx 1 root root 12 Dec 4 14:17 platform-3f902000.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Dec 4 14:17 platform-3f980000.usb-usb-0:1.3:1.2 -> ../controlC2 lrwxrwxrwx 1 root root 12 Dec 4 14:17 platform-bcm2835_audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] 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 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM vc4-hdmi-hifi-0 [MAI PCM vc4-hdmi-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: Webcam [Dynex 1.3MP Webcam], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw:0 '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 vc4hdmi Card hw:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card Webcam Card hw:2 'Webcam'/'Dynex Dynex 1.3MP Webcam at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB19ff:0102' Controls : 4 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 3328 Mono: Capture 2816 [85%] [29.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 400 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 400 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.vc4hdmi { control.1 { iface PCM name ELD value '100008006a200001000000000000000052620602544f53484942412d54560907071107180000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } control.2 { iface MIXER name 'IEC958 Playback Default' value '0482000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.3 { iface MIXER name 'IEC958 Playback Mask' value ffffffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name 'Playback Channel Map' value.0 3 value.1 4 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } } state.Webcam { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 2816 comment { access 'read write' type INTEGER count 1 range '0 - 3328' dbmin 1800 dbmax 3100 dbvalue.0 2900 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops fixed fuse garp hci_uart i2c_bcm2835 i2c_dev ip_tables ipv6 libsha256 llc lz4 lz4_compress mc raspberrypi_hwmon rfcomm rfkill rpcsec_gss_krb5 sg sha256_generic snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_timer snd_usb_audio snd_usbmidi_lib stp syscopyarea sysfillrect sysimgblt uas uio uio_pdrv_genirq uvcvideo v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables zram zsmalloc !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 194880 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=c250e045-02 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) -- [ 42.837213] [vc_sm_connected_init]: installed successfully [ 42.850606] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 42.858062] bcm2835_audio bcm2835_audio: card created with 8 channels -- [ 44.077949] usb 1-1.3: [2] FU [Mic Capture Volume] ch = 1, val = 4608/7936/1 [ 44.079374] usbcore: registered new interface driver snd-usb-audio [ 44.100044] Console: switching to colour frame buffer device 240x67 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA