!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Oct 9 17:35:16 UTC 2022 !!Linux Distribution !!------------------ Debian GNU/Linux 11 \n \l PRETTY_NAME="Debian GNU/Linux 11 (bullseye)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.15.61-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.15.61-v8 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 vc4 vc4 snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 1 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 2 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 3 [C930e ]: USB-Audio - Logitech Webcam C930e Logitech Webcam C930e at usb-0000:01:00.0-1.4.4, 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 force_hotplug : 0 tv_norm : (null) !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null) 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 implicit_fb : N,N,N,N,N,N,N,N index : -2,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x046d0843, ctrlif=2, ctlerr=0 Card: Logitech Webcam C930e at usb-0000:01:00.0-1.4.4, 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---- 1 root audio 116, 0 Oct 9 03:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Oct 9 03:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Oct 9 03:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 96 Oct 9 04:43 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 16 Oct 9 03:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Oct 9 03:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Oct 9 03:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 120 Oct 9 04:43 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 1 Oct 9 03:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 9 03:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Oct 9 04:43 . drwxr-xr-x 4 root root 280 Oct 9 04:43 .. lrwxrwxrwx 1 root root 12 Oct 9 04:43 usb-046d_Logitech_Webcam_C930e-02 -> ../controlC3 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 120 Oct 9 04:43 . drwxr-xr-x 4 root root 280 Oct 9 04:43 .. lrwxrwxrwx 1 root root 12 Oct 9 03:17 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Oct 9 04:43 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4.4:1.2 -> ../controlC3 lrwxrwxrwx 1 root root 12 Oct 9 03:17 platform-fef00700.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Oct 9 03:17 platform-fef05700.hdmi -> ../controlC2 !!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: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 3: C930e [Logitech Webcam C930e], 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 0 [96%] [0.00dB] [on] !!-------Mixer controls for card vc4hdmi0 Card hw:1 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card hw:2 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card C930e Card hw:3 'C930e'/'Logitech Webcam C930e at usb-0000:01:00.0-1.4.4, high speed' Mixer name : 'USB Mixer' Components : 'USB046d:0843' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 60 Mono: Capture 44 [73%] [42.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.vc4hdmi0 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 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' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 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' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.C930e { control.1 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 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 44 comment { access 'read write' type INTEGER count 1 range '0 - 60' dbmin 2000 dbmax 5000 dbvalue.0 4200 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q aes_arm64 aes_generic af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep br_netfilter brcmfmac brcmutil bridge btbcm cec cfg80211 cmac cn drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops fuse garp gpu_sched hci_uart i2c_bcm2835 i2c_brcmstb i2c_dev ip_tables ipv6 libaes llc mc md5 nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nfsd nft_chain_nat nft_compat nft_counter nvmem_rmem overlay pwm_fan pwm_raspberrypi_poe raspberrypi_hwmon rfkill rpivid_hevc sg snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_soc_hdmi_codec snd_timer snd_usb_audio snd_usbmidi_lib spi_bcm2835 spidev squashfs stp syscopyarea sysfillrect sysimgblt tun uio uio_pdrv_genirq uvcvideo v3d v4l2_mem2mem vc4 vc_sm_cma veth videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev w1_gpio wire x_tables xfrm_algo xfrm_user xt_MASQUERADE xt_addrtype xt_conntrack xt_nat xt_tcpudp !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.4-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1 rpt1 arm64 Utilities for configuring and using ALSA