!!################################ !!ALSA Information Script v 0.5.2 !!################################ !!Script ran on: Wed Apr 26 16:26:59 UTC 2023 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.10.103-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.103-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) snd_dummy (card 2) matrixio_codec (card 3) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 2 [Dummy ]: Dummy - Dummy Dummy 1 3 [MATRIXIOSOUND ]: MATRIXIO-SOUND - MATRIXIO-SOUND MATRIXIO-SOUND !!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: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_dummy enable : Y,N,N,N,N,N,N,N fake_buffer : Y hrtimer : Y id : (null),(null),(null),(null),(null),(null),(null),(null) index : -1,-1,-1,-1,-1,-1,-1,-1 model : (null),(null),(null),(null),(null),(null),(null),(null) pcm_devs : 1,1,1,1,1,1,1,1 pcm_substreams : 8,8,8,8,8,8,8,8 !!Module: matrixio_codec * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC1D0p | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/snd_dummy Tree: /sys/class/sound/card2 |-- controlC2 | |-- dev | |-- device -> ../../card2 | |-- power | |-- subsystem -> ../../../../../../class/sound | `-- uevent |-- device -> ../../../snd_dummy.0 |-- id |-- number |-- pcmC2D0c | |-- dev | |-- device -> ../../card2 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../class/sound | `-- uevent |-- pcmC2D0p | |-- dev | |-- device -> ../../card2 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card3 Driver: /sys/bus/platform/drivers/matrixio-codec Tree: /sys/class/sound/card3 |-- controlC3 | |-- dev | |-- device -> ../../card3 | |-- power | |-- subsystem -> ../../../../../../../../../../../class/sound | `-- uevent |-- device -> ../../../matrixio-codec |-- id |-- number |-- pcmC3D0c | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../class/sound | `-- uevent |-- pcmC3D1p | |-- dev | |-- device -> ../../card3 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../../../../class/sound `-- uevent !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 26 08:46 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 26 08:46 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Apr 26 08:46 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 96 Apr 26 08:46 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 16 Apr 26 08:46 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Apr 26 08:46 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Apr 26 08:46 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Apr 26 08:46 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 120 Apr 26 08:46 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 113 Apr 26 08:46 /dev/snd/pcmC3D1p crw-rw---- 1 root audio 116, 1 Apr 26 08:46 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 26 08:46 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Apr 26 08:46 . drwxr-xr-x 3 root root 300 Apr 26 08:46 .. lrwxrwxrwx 1 root root 12 Apr 26 08:46 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Apr 26 08:46 platform-fe204000.spi-platform-matrixio-codec -> ../controlC3 lrwxrwxrwx 1 root root 12 Apr 26 08:46 platform-snd_dummy.0 -> ../controlC2 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type asym capture.pcm "mic" playback.pcm "speaker" } pcm.mic { type softvol slave { pcm "array" } control { name "MicArray Master" card "MATRIXIOSOUND" } } pcm.speaker { type plug slave { pcm "hw:0,0" } } pcm.array { type plug slave { pcm "hw:MATRIXIOSOUND" } } pcm.channel_1 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 0 } pcm.channel_2 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 1 } pcm.channel_3 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 2 } pcm.channel_4 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 3 } pcm.channel_5 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 4 } pcm.channel_6 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 5 } pcm.channel_7 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 6 } pcm.channel_8 { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings.0 7 } pcm.all_channels { type dsnoop ipc_key 234884 slave { pcm "hw:2,0" channels 8 } bindings { 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 } } !!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: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM] 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 3: MATRIXIOSOUND [MATRIXIO-SOUND], device 1: matrixio.pcm-out.0 snd-soc-dummy-dai-1 [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: Dummy [Dummy], device 0: Dummy PCM [Dummy PCM] 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 3: MATRIXIOSOUND [MATRIXIO-SOUND], device 0: matrixio.mic.0 snd-soc-dummy-dai-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 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 0 [96%] [0.00dB] [on] !!-------Mixer controls for card 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 0 [96%] [0.00dB] [on] !!-------Mixer controls for card Dummy Card hw:2 'Dummy'/'Dummy 1' Mixer name : 'Dummy Mixer' Components : '' Controls : 11 Simple ctrls : 6 Simple mixer control 'Master',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'Synth',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'Line',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: -50 [0%] [-45.00dB] Capture [off] Front Right: -50 [0%] [-45.00dB] Capture [off] Simple mixer control 'CD',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'Mic',0 Capabilities: volume cswitch Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: -50 - 100 Front Left: 0 [33%] [-30.00dB] Capture [off] Front Right: 0 [33%] [-30.00dB] Capture [off] Simple mixer control 'External I/O Box',0 Capabilities: enum Items: 'None' 'CD Player' Item0: 'CD Player' !!-------Mixer controls for card MATRIXIOSOUND Card hw:3 'MATRIXIOSOUND'/'MATRIXIO-SOUND' Mixer name : '' Components : '' Controls : 2 Simple ctrls : 2 Simple mixer control 'Master_Playback_Switch',0 Capabilities: enum Items: 'Speaker' 'Headphone' Item0: 'Speaker' Simple mixer control 'Playback_Volume',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 32 Mono: 32 [100%] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI 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 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } 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.Dummy { control.1 { iface MIXER name 'Master Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.2 { iface MIXER name 'Master Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Synth Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.4 { iface MIXER name 'Synth Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Line Volume' value.0 -50 value.1 -50 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -4500 dbvalue.1 -4500 } } control.6 { iface MIXER name 'Line Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.7 { iface MIXER name 'Mic Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.8 { iface MIXER name 'Mic Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.9 { iface MIXER name 'CD Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '-50 - 100' dbmin -4500 dbmax 0 dbvalue.0 -3000 dbvalue.1 -3000 } } control.10 { iface MIXER name 'CD Capture Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.11 { iface MIXER name 'External I/O Box' value 'CD Player' comment { access 'read write' type ENUMERATED count 1 item.0 None item.1 'CD Player' } } } state.MATRIXIOSOUND { control.1 { iface MIXER name Master_Playback_Switch value Speaker comment { access 'read write' type ENUMERATED count 1 item.0 Speaker item.1 Headphone } } control.2 { iface MIXER name Playback_Volume value 32 comment { access 'read write' type INTEGER count 1 range '0 - 32 (step 1)' } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops fuse garp gpu_sched hci_uart hid_logitech_dj hid_logitech_hidpp i2c_dev industrialio ip_tables ipv6 joydev llc matrixio_codec matrixio_core matrixio_env matrixio_everloop matrixio_gpio matrixio_imu matrixio_mic matrixio_playback matrixio_regmap matrixio_uart mc nvmem_rmem raspberrypi_hwmon rfcomm rfkill rpivid_mem snd snd_bcm2835 snd_compress snd_dummy snd_pcm snd_pcm_dmaengine snd_soc_core snd_timer spi_bcm2835 spidev stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 2059584 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=D8:3A:DD:02:F4:3B vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 root=PARTUUID=fafeb5a6-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 3.056067] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ 3.287158] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 3.298170] bcm2835_audio bcm2835_audio: card created with 4 channels [ 3.300348] bcm2835_audio bcm2835_audio: card created with 4 channels [ 3.324916] matrixio_core: loading out-of-tree module taints kernel. -- [ 5.767312] matrixio-mic matrixio-mic: DMA mask not set [ 5.767563] matrixio-mic matrixio-mic: MATRIXIO mic array audio driver loaded (IRQ=67) [ 5.768522] matrixio-playback matrixio-playback: DMA mask not set !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA