!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Apr 26 13:57:43 UTC 2020 !!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: 4.19.97-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.97-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_dummy matrixio_codec !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA 1 [Dummy ]: Dummy - Dummy Dummy 1 2 [MATRIXIOSOUND ]: MATRIXIO-SOUND - MATRIXIO-SOUND MATRIXIO-SOUND !!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 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N 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 * : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Apr 26 14:57 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 26 14:57 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Apr 26 14:57 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Apr 26 14:57 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 26 14:57 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Apr 26 14:57 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 56 Apr 26 14:57 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Apr 26 14:57 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Apr 26 14:57 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 81 Apr 26 14:57 /dev/snd/pcmC2D1p crw-rw---- 1 root audio 116, 1 Apr 26 14:57 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 26 14:57 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Apr 26 14:57 . drwxr-xr-x 3 root root 300 Apr 26 14:57 .. lrwxrwxrwx 1 root root 12 Apr 26 14:57 platform-fe204000.spi-platform-matrixio-codec -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 26 14:57 platform-snd_dummy.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 26 14:57 platform-soc:audio -> ../controlC0 !!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 aplay: device_list:272: no soundcards found... ARECORD arecord: device_list:272: no soundcards found... !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!-------Mixer controls for card 1 [Dummy] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!-------Mixer controls for card 2 [MATRIXIOSOUND] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially -R,--raw-volume Use the raw value (default) -M,--mapped-volume Use the mapped volume Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module rfcomm bnep hci_uart btbcm serdev bluetooth ecdh_generic 8021q garp stp llc brcmfmac matrixio_uart brcmutil spidev sha256_generic cfg80211 rfkill vc4 drm_kms_helper syscopyarea sysfillrect sysimgblt raspberrypi_hwmon hwmon fb_sys_fops i2c_bcm2835 spi_bcm2835 v3d gpu_sched drm drm_panel_orientation_quirks bcm2835_codec v4l2_mem2mem videobuf2_dma_contig rpivid_mem uio_pdrv_genirq uio bcm2835_v4l2 bcm2835_mmal_vchiq vc_sm_cma v4l2_common videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media i2c_dev matrixio_codec matrixio_playback matrixio_mic snd_soc_core snd_compress snd_pcm_dmaengine matrixio_env matrixio_imu industrialio matrixio_gpio matrixio_everloop matrixio_regmap matrixio_core snd_dummy snd_bcm2835 snd_pcm snd_timer snd ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 1.929130] systemd[1]: Listening on fsck to fsckd communication Socket. [ 2.082172] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 2.102172] bcm2835_audio soc:audio: card created with 8 channels -- [ 4.179272] matrixio-codec matrixio-codec: DMA mask not set [ 4.179690] matrixio-codec matrixio-codec: snd-soc-dummy-dai <-> matrixio-mic.0 mapping ok [ 4.179796] matrixio-codec matrixio-codec: snd-soc-dummy-dai <-> matrixio-pcm-out.0 mapping ok [ 4.182965] matrixio-gpio matrixio-gpio: DMA mask not set -- [ 4.184529] matrixio-imu matrixio-imu: DMA mask not set [ 4.296841] [drm] No displays found. Consider forcing hotplug if HDMI is attached [ 4.296932] vc4-drm soc:gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4])