!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Tue Feb 16 17:54:04 UTC 2021 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.4.72-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.72-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!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 [M2 ]: USB-Audio - M2 MOTU M2 at usb-0000:01:00.0-1.3, 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_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_headphones=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!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=0x07fd0008, ctrlif=0, ctlerr=0 Card: MOTU M2 at usb-0000:01:00.0-1.3, high speed USB Mixer: usb_id=0x07fd0008, ctrlif=0, ctlerr=0 Card: MOTU M2 at usb-0000:01:00.0-1.3, high speed Unit: 1 Control: name="MOTU Internal Clock Validity", index=0 Info: id=1, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Feb 16 20:41 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Feb 16 20:41 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Feb 16 20:41 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 72 Feb 16 20:41 /dev/snd/midiC2D0 crw-rw---- 1 root audio 116, 16 Feb 16 20:41 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Feb 16 20:41 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Feb 16 20:41 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Feb 16 20:41 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Feb 16 20:41 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 16 20:41 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Feb 16 20:41 . drwxr-xr-x 4 root root 280 Feb 16 20:41 .. lrwxrwxrwx 1 root root 12 Feb 16 20:41 usb-MOTU_M2_M20000006467-00 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Feb 16 20:41 . drwxr-xr-x 4 root root 280 Feb 16 20:41 .. lrwxrwxrwx 1 root root 12 Feb 16 20:41 platform-bcm2835_audio -> ../controlC1 lrwxrwxrwx 1 root root 12 Feb 16 20:41 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.3:1.0 -> ../controlC2 !!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 card 2: M2 [M2], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: M2 [M2], 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 36 [97%] [0.36dB] [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 -932 [87%] [-9.32dB] [on] !!-------Mixer controls for card 2 [M2] Card hw:2 'M2'/'MOTU M2 at usb-0000:01:00.0-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB07fd:0008' Controls : 4 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI Playback Volume' value 36 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 36 } } 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 -932 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -932 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.M2 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface CARD name 'MOTU Internal Clock Validity' value true comment { access read type BOOLEAN count 1 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module hid_apple hidp cmac bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc hid_logitech_hidpp joydev snd_usb_audio snd_hwdep hid_logitech_dj snd_usbmidi_lib snd_rawmidi snd_seq_device brcmfmac brcmutil vc4 sha256_generic libsha256 cec v3d drm_kms_helper gpu_sched cfg80211 bcm2835_isp bcm2835_v4l2 bcm2835_codec snd_soc_core drm bcm2835_mmal_vchiq videobuf2_vmalloc v4l2_mem2mem rfkill videobuf2_dma_contig videobuf2_memops snd_compress videobuf2_v4l2 snd_bcm2835 videobuf2_common snd_pcm_dmaengine raspberrypi_hwmon drm_panel_orientation_quirks snd_pcm videodev vc_sm_cma mc snd_timer rpivid_mem snd syscopyarea sysfillrect sysimgblt fb_sys_fops uio_pdrv_genirq uio uinput ip_tables x_tables ipv6 !!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=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:EB:9D:52 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=4d10dbb0-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait loglevel=3 consoleblank=0 plymouth.enable=0 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 4.291711] videodev: Linux video capture interface: v2.00 [ 4.317830] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.331537] bcm2835_audio bcm2835_audio: card created with 4 channels -- [ 7.434413] Adding 102396k swap on /var/swap. Priority:-2 extents:1 across:102396k SSFS [ 7.460830] usbcore: registered new interface driver snd-usb-audio [ 7.763609] bcmgenet: Skipping UMAC reset