!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Fri Jan 7 03:44:16 UTC 2022 !!Linux Distribution !!------------------ Ubuntu 21.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 21.10" PRETTY_NAME="Ubuntu 21.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=impish !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.13.0-1012-raspi Operating System: GNU/Linux Architecture: aarch64 Processor: aarch64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.13.0-1012-raspi Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!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_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: 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 !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Jan 6 21:42 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 2 Jan 6 21:42 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Jan 6 21:43 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 6 21:42 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Dec 10 02:56 . drwxr-xr-x 3 root root 140 Dec 10 02:56 .. lrwxrwxrwx 1 root root 12 Jan 6 21:42 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 ARECORD **** List of CAPTURE Hardware Devices **** !!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 -1457 [83%] [-14.57dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value -1457 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1457 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ ac97_bus aes_arm64 af_alg algif_hash algif_skcipher autofs4 bcm2835_codec bcm2835_gpiomem bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 blake2b_generic bluetooth bnep brcmfmac brcmutil btbcm btintel btqca btrfs btrtl btsdio cec cfg80211 cmac crct10dif_ce dm_log dm_mirror dm_region_hash drm drm_kms_helper dwc2 ecc ecdh_generic fb_sys_fops gpu_sched hci_uart hid_generic i2c_bcm2835 input_leds ip_tables libcrc32c mc nvmem_rmem phy_generic raid6_pq raspberrypi_hwmon roles rpivid_mem sch_fq_codel snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_midi snd_seq_midi_event snd_soc_core snd_timer spi_bcm2835 spidev syscopyarea sysfillrect sysimgblt uas udc_core uio uio_pdrv_genirq usb_storage usbhid v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xhci_pci xhci_pci_renesas xor xor_neon zstd_compress !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 2015492 [ 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 video=HDMI-A-2:1920x1080M@60 smsc95xx.macaddr=DC:A6:32:EE:7E:8B vc_mem.mem_base=0x3eb00000 vc_mem.mem_size=0x3ff00000 dwc_otg.lpm_enable=0 console=tty1 root=LABEL=writable rootfstype=ext4 elevator=deadline rootwait fixrtc quiet splash [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 5.905247] hub 2-0:1.0: 4 ports detected [ 5.948353] snd_pcm_dmaengine: Unknown symbol snd_pcm_format_physical_width (err -2) [ 5.948459] snd_pcm_dmaengine: Unknown symbol snd_pcm_hw_constraint_integer (err -2) [ 5.948470] snd_pcm_dmaengine: Unknown symbol snd_pcm_period_elapsed (err -2) [ 5.973809] dwc2 fe980000.usb: supply vusb_d not found, using dummy regulator -- [ 11.015327] [vc_sm_connected_init]: start [ 11.038946] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 11.044801] [vc_sm_connected_init]: installed successfully !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2ubuntu5 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1ubuntu4 arm64 Utilities for configuring and using ALSA