!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Wed Jul 21 07:03:18 UTC 2021 !!Linux Distribution !!------------------ Ubuntu 18.04.5 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 18.04.5 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 18.04.5 LTS" 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=bionic Ubuntu 18.04.5 LTS (Bionic Beaver) !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 5.4.0-1021-raspi Operating System: GNU/Linux Architecture: armv7l Processor: armv7l SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.0-1021-raspi Library version: 1.1.3 Utilities version: 1.1.3 !!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 [USB ]: USB-Audio - HD264 Webcam USB HD264 Webcam USB HD264 Webcam USB at usb-0000:01:00.0-1.4, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!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 snd_bcm2835: enable_headphones=1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c456366, ctrlif=3, ctlerr=0 Card: HD264 Webcam USB HD264 Webcam USB at usb-0000:01:00.0-1.4, high speed Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-24320, max=0, dBmin=-9500, dBmax=0 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, 3 Jul 7 09:14 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Jul 7 09:14 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 7 Jul 7 09:14 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 2 Jul 7 09:14 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Jul 7 09:14 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 Jul 7 09:14 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Jul 7 09:14 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jul 7 09:14 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jul 7 09:14 . drwxr-xr-x 4 root root 240 Jul 7 09:14 .. lrwxrwxrwx 1 root root 12 Jul 7 09:14 usb-HD264_Webcam_USB_HD264_Webcam_USB_SN0001-03 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jul 7 09:14 . drwxr-xr-x 4 root root 240 Jul 7 09:14 .. lrwxrwxrwx 1 root root 12 Jul 7 09:14 platform-bcm2835_audio -> ../controlC1 lrwxrwxrwx 1 root root 12 Jul 7 09:14 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4:1.3 -> ../controlC2 !!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: USB [HD264 Webcam USB], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [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 400 [100%] [4.00dB] [on] !!-------Mixer controls for card 1 [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 2 [USB] Card hw:2 'USB'/'HD264 Webcam USB HD264 Webcam USB at usb-0000:01:00.0-1.4, high speed' Mixer name : 'USB Mixer' Components : 'USB0c45:6366' Controls : 4 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 256 Mono: Capture 256 [100%] [0.00dB] [off] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI 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 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } 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.USB { 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 false comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 256 comment { access 'read write' type INTEGER count 1 range '0 - 256' dbmin -9500 dbmax 0 dbvalue.0 0 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module bnep snd_usb_audio snd_hwdep btsdio snd_usbmidi_lib snd_seq_dummy snd_seq_oss bluetooth snd_seq_midi snd_seq_midi_event snd_seq ecdh_generic ecc brcmfmac snd_rawmidi joydev brcmutil bcm2835_codec input_leds cdc_acm bcm2835_v4l2 v4l2_mem2mem uvcvideo cfg80211 snd_seq_device bcm2835_isp videobuf2_vmalloc bcm2835_mmal_vchiq videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc raspberrypi_hwmon snd_bcm2835 vc_sm_cma rpivid_mem uio_pdrv_genirq uio sch_fq_codel iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon raid6_pq libcrc32c raid1 raid0 multipath linear hid_generic usbhid vc4 crc32_arm_ce v3d drm_kms_helper gpu_sched syscopyarea sysfillrect sysimgblt fb_sys_fops drm snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine snd_pcm snd_timer phy_generic snd aes_arm_bs crypto_simd cryptd !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1010432 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1920x1080M@60 smsc95xx.macaddr=DC:A6:32:80:FA:7E vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 net.ifnames=0 dwc_otg.lpm_enable=0 console=ttyS0,115200 root=LABEL=writable rootfstype=ext4 elevator=deadline rootwait fixrtc loglevel=3 logo.nologo vt.global_cursor_default=0 plymouth.enable=0 plymouth.ignore-serial-consoles quiet splash [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 10.856776] vc_sm_cma: module verification failed: signature and/or required key missing - tainting kernel [ 10.859423] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 10.859426] bcm2835_vc_sm_cma_probe: Videocore shared memory driver -- [ 12.079862] random: 7 urandom warning(s) missed due to ratelimiting [ 12.193852] usbcore: registered new interface driver snd-usb-audio [ 14.816442] bcmgenet: Skipping UMAC reset