!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Nov 14 18:47:34 UTC 2021 !!Linux Distribution !!------------------ ID_LIKE="ubuntu debian" 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: 5.13.0-1010-raspi Operating System: GNU/Linux Architecture: aarch64 Processor: aarch64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.13.0-1010-raspi Library version: 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_hda_intel: dmic_detect=0 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 Nov 14 13:41 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 2 Nov 14 13:41 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Nov 14 13:44 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 14 13:41 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Nov 14 13:27 . drwxr-xr-x 3 root root 140 Nov 14 13:27 .. lrwxrwxrwx 1 root root 12 Nov 14 13:41 platform-bcm2835_audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) defaults.pcm.card 1 defaults.ctl.card 1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] 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 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 0 [96%] [0.00dB] [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 } } } --endcollapse-- !!All Loaded Modules !!------------------ ac97_bus aes_arm64 af_alg algif_hash algif_skcipher async_memcpy async_pq async_raid6_recov async_tx async_xor autofs4 bcm2835_codec bcm2835_gpiomem bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm btintel btqca btrtl btsdio cec cfg80211 cmac crct10dif_ce drm drm_kms_helper dwc2 ecc ecdh_generic fb_sys_fops gpu_sched hci_uart hid_generic i2c_bcm2835 input_leds ip_tables joydev libcrc32c linear mc multipath phy_generic raid0 raid1 raid10 raid456 raid6_pq raspberrypi_hwmon rfcomm 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 !!ALSA/HDA dmesg !!-------------- !!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