!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Mon Nov 21 02:29:10 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: 5.10.17-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.17-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_soc_simple_card (card 0) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [udrc ]: udrc - udrc udrc !!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_soc_simple_card * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/asoc-simple-card Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Nov 20 21:20 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 24 Nov 20 21:20 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 16 Nov 20 21:20 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Nov 20 21:20 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 20 21:20 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Nov 20 21:20 . drwxr-xr-x 3 root root 160 Nov 20 21:20 .. lrwxrwxrwx 1 root root 12 Nov 20 21:20 platform-soc:sound -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.dmixed { type dmix ipc_key 1024 ipc_key_add_uid 0 slave.pcm "hw:0,0" } pcm.dsnooped { type dsnoop ipc_key 1025 slave.pcm "hw:0,0" } pcm.duplex { type asym playback.pcm "dmixed" capture.pcm "dsnooped" } pcm.left { type asym playback.pcm "shared_left" capture.pcm "dsnooped" } pcm.right { type asym playback.pcm "shared_right" capture.pcm "dsnooped" } # Instruct ALSA to use pcm.duplex as the default device pcm.!default { type plug slave.pcm "duplex" } ctl.!default { type hw card 0 } # split left channel off pcm.shared_left { type plug slave.pcm "hw:0" slave.channels 2 ttable.0.0 1 } # split right channel off pcm.shared_right { type plug slave.pcm "hw:0" slave.channels 2 ttable.1.1 1 } #dtparam=i2s=on Pcm_slave.hw_loopback { Pcm "hw: loopback, 1.2" Channels 2 Format RAW Rate 16000 } Pcm.plug_loopback { Type plug Slave hw_loopback Ttable { 0.0 = 1 0.1 = 1 } } Ctl. Equal { type equal ; Controls "/home/pi/.alsaequal.bin" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: udrc [udrc], device 0: bcm2835-i2s-tlv320aic32x4-hifi tlv320aic32x4-hifi-0 [bcm2835-i2s-tlv320aic32x4-hifi tlv320aic32x4-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: udrc [udrc], device 0: bcm2835-i2s-tlv320aic32x4-hifi tlv320aic32x4-hifi-0 [bcm2835-i2s-tlv320aic32x4-hifi tlv320aic32x4-hifi-0] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card udrc Card hw:0 'udrc'/'udrc' Mixer name : '' Components : '' Controls : 45 Simple ctrls : 44 Simple mixer control 'PCM',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 175 Mono: Front Left: Playback 87 [50%] [-20.00dB] Front Right: Playback 87 [50%] [-20.00dB] Simple mixer control 'Mic PGA',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'ADC Level',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 64 Front Left: 24 [38%] [0.00dB] Front Right: 24 [38%] [0.00dB] Simple mixer control 'ADCFGA Left Mute',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'ADCFGA Right Mute',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'AGC Attack Time',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 31 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Decay Time',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 31 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Gain Hysteresis',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Hysteresis',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 3 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Left',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'AGC Max PGA',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 127 Front Left: 127 [100%] Front Right: 127 [100%] Simple mixer control 'AGC Noise Debounce',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 31 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Noise Threshold',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 31 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Right',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'AGC Signal Debounce',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 15 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'AGC Target Level',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 7 Front Left: 0 [0%] Front Right: 0 [0%] Simple mixer control 'CM_L to Left Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: '10 kOhm' Simple mixer control 'CM_R to Right Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: '10 kOhm' Simple mixer control 'DAC Left Playback PowerTune',0 Capabilities: enum Items: 'P3' 'P2' 'P1' Item0: 'P3' Simple mixer control 'DAC Right Playback PowerTune',0 Capabilities: enum Items: 'P3' 'P2' 'P1' Item0: 'P3' Simple mixer control 'HP DAC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'HP Driver Gain',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 35 Front Left: 6 [17%] [0.00dB] Front Right: 6 [17%] [0.00dB] Simple mixer control 'HPL Output Mixer IN1_L',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'HPL Output Mixer L_DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'HPR Output Mixer IN1_R',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'HPR Output Mixer R_DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'IN1_L to Left Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN1_L to Right Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN1_R to Left Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN1_R to Right Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN2_L to Left Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN2_L to Right Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN2_R to Left Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN2_R to Right Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN3_L to Left Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN3_L to Right Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN3_R to Left Mixer Negative Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'IN3_R to Right Mixer Positive Resistor',0 Capabilities: enum Items: 'Off' '10 kOhm' '20 kOhm' '40 kOhm' Item0: 'Off' Simple mixer control 'LO DAC',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [off] Front Right: Playback [off] Simple mixer control 'LO Driver Gain',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 35 Front Left: 6 [17%] [0.00dB] Front Right: 6 [17%] [0.00dB] Simple mixer control 'LO Playback Common Mode',0 Capabilities: enum Items: 'Full Chip' '1.65V' Item0: 'Full Chip' Simple mixer control 'LOL Output Mixer L_DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'LOR Output Mixer R_DAC',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'PGA Level',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 95 Front Left: 0 [0%] [0.00dB] Front Right: 0 [0%] [0.00dB] !!Alsactl output !!-------------- --startcollapse-- state.udrc { control.1 { iface MIXER name 'PCM Playback Volume' value.0 87 value.1 87 comment { access 'read write' type INTEGER count 2 range '0 - 175' dbmin -6350 dbmax 2400 dbvalue.0 -2000 dbvalue.1 -2000 } } control.2 { iface MIXER name 'DAC Left Playback PowerTune Switch' value P3 comment { access 'read write' type ENUMERATED count 1 item.0 P3 item.1 P2 item.2 P1 } } control.3 { iface MIXER name 'DAC Right Playback PowerTune Switch' value P3 comment { access 'read write' type ENUMERATED count 1 item.0 P3 item.1 P2 item.2 P1 } } control.4 { iface MIXER name 'HP Driver Gain Volume' value.0 6 value.1 6 comment { access 'read write' type INTEGER count 2 range '0 - 35' dbmin -600 dbmax 2900 dbvalue.0 0 dbvalue.1 0 } } control.5 { iface MIXER name 'LO Driver Gain Volume' value.0 6 value.1 6 comment { access 'read write' type INTEGER count 2 range '0 - 35' dbmin -600 dbmax 2900 dbvalue.0 0 dbvalue.1 0 } } control.6 { iface MIXER name 'HP DAC Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.7 { iface MIXER name 'LO DAC Playback Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.8 { iface MIXER name 'LO Playback Common Mode Switch' value 'Full Chip' comment { access 'read write' type ENUMERATED count 1 item.0 'Full Chip' item.1 '1.65V' } } control.9 { iface MIXER name 'Mic PGA Switch' value.0 false value.1 false comment { access 'read write' type BOOLEAN count 2 } } control.10 { iface MIXER name 'ADCFGA Left Mute Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'ADCFGA Right Mute Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.12 { iface MIXER name 'ADC Level Volume' value.0 24 value.1 24 comment { access 'read write' type INTEGER count 2 range '0 - 64' dbmin -1200 dbmax 2000 dbvalue.0 0 dbvalue.1 0 } } control.13 { iface MIXER name 'PGA Level Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 95' dbmin 0 dbmax 4750 dbvalue.0 0 dbvalue.1 0 } } control.14 { iface MIXER name 'Auto-mute Switch' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 7' } } control.15 { iface MIXER name 'AGC Left Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.16 { iface MIXER name 'AGC Right Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.17 { iface MIXER name 'AGC Target Level' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 7' } } control.18 { iface MIXER name 'AGC Gain Hysteresis' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 3' } } control.19 { iface MIXER name 'AGC Hysteresis' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 3' } } control.20 { iface MIXER name 'AGC Noise Threshold' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 31' } } control.21 { iface MIXER name 'AGC Max PGA' value.0 127 value.1 127 comment { access 'read write' type INTEGER count 2 range '0 - 127' } } control.22 { iface MIXER name 'AGC Attack Time' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 31' } } control.23 { iface MIXER name 'AGC Decay Time' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 31' } } control.24 { iface MIXER name 'AGC Noise Debounce' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 31' } } control.25 { iface MIXER name 'AGC Signal Debounce' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 15' } } control.26 { iface MIXER name 'HPL Output Mixer L_DAC Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.27 { iface MIXER name 'HPL Output Mixer IN1_L Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.28 { iface MIXER name 'LOL Output Mixer L_DAC Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.29 { iface MIXER name 'HPR Output Mixer R_DAC Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.30 { iface MIXER name 'HPR Output Mixer IN1_R Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.31 { iface MIXER name 'LOR Output Mixer R_DAC Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.32 { iface MIXER name 'IN1_R to Right Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.33 { iface MIXER name 'IN2_R to Right Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.34 { iface MIXER name 'IN3_R to Right Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.35 { iface MIXER name 'IN2_L to Right Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.36 { iface MIXER name 'CM_R to Right Mixer Negative Resistor' value '10 kOhm' comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.37 { iface MIXER name 'IN1_L to Right Mixer Negative Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.38 { iface MIXER name 'IN3_L to Right Mixer Negative Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.39 { iface MIXER name 'IN1_L to Left Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.40 { iface MIXER name 'IN2_L to Left Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.41 { iface MIXER name 'IN3_L to Left Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.42 { iface MIXER name 'IN1_R to Left Mixer Positive Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.43 { iface MIXER name 'CM_L to Left Mixer Negative Resistor' value '10 kOhm' comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.44 { iface MIXER name 'IN2_R to Left Mixer Negative Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } control.45 { iface MIXER name 'IN3_R to Left Mixer Negative Resistor' value Off comment { access 'read write' type ENUMERATED count 1 item.0 Off item.1 '10 kOhm' item.2 '20 kOhm' item.3 '40 kOhm' } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac ecc ecdh_generic fixed garp hci_uart i2c_bcm2835 i2c_dev iio_hwmon industrialio industrialio_triggered_buffer ip_tables ipv6 kfifo_buf llc mc pps_core pps_gpio raspberrypi_hwmon regmap_i2c regmap_spi rfkill sc16is7xx sha256_generic snd snd_compress snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_soc_simple_card snd_soc_simple_card_utils snd_soc_tlv320aic32x4 snd_soc_tlv320aic32x4_i2c snd_timer stp ti_ads1015 uio uio_pdrv_genirq v4l2_mem2mem 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: 240555 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=327a487d-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA