!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Mon Jan 24 17:34:02 UTC 2022 !!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: 5.10.92-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.92-v7 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 vc4 !!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 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi !!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: vc4 fkms_max_refresh_rate : 85 tv_norm : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jan 24 18:10 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jan 24 18:10 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Jan 24 18:10 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Jan 24 18:10 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Jan 24 18:09 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 24 18:09 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jan 24 18:10 . drwxr-xr-x 3 root root 180 Jan 24 18:10 .. lrwxrwxrwx 1 root root 12 Jan 24 18:10 platform-3f902000.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Jan 24 18:10 platform-bcm2835_audio -> ../controlC0 !!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 card 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 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] !!-------Mixer controls for card vc4hdmi Card hw:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!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 } } } state.vc4hdmi { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '10000a006b4000010000000000000000410cc3045068696c69707320465456091f071507503d07c057060100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 cec cfg80211 drm drm_kms_helper drm_panel_orientation_quirks fb_sys_fops fixed fuse garp i2c_bcm2835 i2c_dev ip_tables ipv6 joydev llc mc raspberrypi_hwmon rfkill sha256_generic snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_soc_hdmi_codec snd_timer stp syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq 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: 194880 [ 0.000000] Kernel command line: coherent_pool=1M snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyAMA0,115200 console=tty1 root=PARTUUID=c736128d-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 9.625872] videodev: Linux video capture interface: v2.00 [ 9.709529] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 9.739682] bcm2835_audio bcm2835_audio: card created with 8 channels -- [ 23.650830] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.650866] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.650880] MAI: ASoC: DAI prepare error: -22 [ 23.651765] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.651783] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.651794] MAI: ASoC: DAI prepare error: -22 [ 23.652801] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.652817] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.652828] MAI: ASoC: DAI prepare error: -22 [ 23.653782] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.653798] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.653809] MAI: ASoC: DAI prepare error: -22 [ 23.654822] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.654837] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.654848] MAI: ASoC: DAI prepare error: -22 [ 23.659238] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.659264] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.659276] MAI: ASoC: DAI prepare error: -22 [ 23.660091] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.660112] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.660125] MAI: ASoC: DAI prepare error: -22 [ 23.661185] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.661207] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.661219] MAI: ASoC: DAI prepare error: -22 [ 23.662428] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.662449] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.662461] MAI: ASoC: DAI prepare error: -22 [ 23.663643] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.663664] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.663675] MAI: ASoC: DAI prepare error: -22 [ 23.669998] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.670025] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.670038] MAI: ASoC: DAI prepare error: -22 [ 23.672012] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.672037] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.672049] MAI: ASoC: DAI prepare error: -22 [ 23.674015] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.674038] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.674050] MAI: ASoC: DAI prepare error: -22 [ 23.676033] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.676052] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.676064] MAI: ASoC: DAI prepare error: -22 [ 23.678021] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.678041] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.678052] MAI: ASoC: DAI prepare error: -22 [ 23.685087] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.685112] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.685124] MAI: ASoC: DAI prepare error: -22 [ 23.687644] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.687672] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.687685] MAI: ASoC: DAI prepare error: -22 [ 23.689948] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.689970] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.689982] MAI: ASoC: DAI prepare error: -22 [ 23.692663] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.692691] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.692703] MAI: ASoC: DAI prepare error: -22 [ 23.695213] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.695237] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.695250] MAI: ASoC: DAI prepare error: -22 [ 23.700049] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.700076] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.700092] MAI: ASoC: DAI prepare error: -22 [ 23.700987] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.701010] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.701022] MAI: ASoC: DAI prepare error: -22 [ 23.702247] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.702272] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.702283] MAI: ASoC: DAI prepare error: -22 [ 23.703411] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.703430] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.703443] MAI: ASoC: DAI prepare error: -22 [ 23.704663] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.704681] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.704693] MAI: ASoC: DAI prepare error: -22 [ 23.709886] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.709912] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.709925] MAI: ASoC: DAI prepare error: -22 [ 23.710767] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.710787] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.710798] MAI: ASoC: DAI prepare error: -22 [ 23.711917] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.711939] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.711952] MAI: ASoC: DAI prepare error: -22 [ 23.713108] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.713130] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.713145] MAI: ASoC: DAI prepare error: -22 [ 23.714398] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.714419] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.714431] MAI: ASoC: DAI prepare error: -22 [ 23.720844] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.720871] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.720885] MAI: ASoC: DAI prepare error: -22 [ 23.722942] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.722964] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.722976] MAI: ASoC: DAI prepare error: -22 [ 23.724898] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.724916] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.724928] MAI: ASoC: DAI prepare error: -22 [ 23.726846] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.726865] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.726876] MAI: ASoC: DAI prepare error: -22 [ 23.728909] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.728928] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.728940] MAI: ASoC: DAI prepare error: -22 [ 23.736408] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.736439] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.736454] MAI: ASoC: DAI prepare error: -22 [ 23.738960] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.738985] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.738998] MAI: ASoC: DAI prepare error: -22 [ 23.741312] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.741334] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.741346] MAI: ASoC: DAI prepare error: -22 [ 23.743906] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.743932] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.743945] MAI: ASoC: DAI prepare error: -22 [ 23.746468] hdmi-audio-codec hdmi-audio-codec.1.auto: Not able to map channels to speakers (-22) [ 23.746492] hdmi-audio-codec hdmi-audio-codec.1.auto: ASoC: error at snd_soc_pcm_dai_prepare on i2s-hifi: -22 [ 23.746504] MAI: ASoC: DAI prepare error: -22 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.4-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1 rpt1 armhf Utilities for configuring and using ALSA