!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Mon Jan 31 23:37:01 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: 4.19.66-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.66-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_soc_iqaudio_dac (card 0) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [IQaudIODAC ]: IQaudIODAC - IQaudIODAC IQaudIODAC !!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_soc_iqaudio_dac * : !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/snd-rpi-iqaudio-dac Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jan 31 15:31 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Jan 31 15:31 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Jan 31 15:31 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 31 15:31 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 31 15:31 . drwxr-xr-x 3 root root 140 Jan 31 15:31 .. lrwxrwxrwx 1 root root 12 Jan 31 15:31 platform-soc:sound -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: IQaudIODAC [IQaudIODAC], device 0: IQaudIO DAC HiFi pcm512x-hifi-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card IQaudIODAC Card hw:0 'IQaudIODAC'/'IQaudIODAC' Mixer name : '' Components : '' Controls : 20 Simple ctrls : 19 Simple mixer control 'DSP Program',0 Capabilities: enum Items: 'FIR interpolation with de-emphasis' 'Low latency IIR with de-emphasis' 'High attenuation with de-emphasis' 'Fixed process flow' 'Ringing-less low latency FIR' Item0: 'Ringing-less low latency FIR' Simple mixer control 'Analogue',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 1 Mono: Front Left: Playback 0 [0%] [-6.00dB] Front Right: Playback 0 [0%] [-6.00dB] Simple mixer control 'Analogue Playback Boost',0 Capabilities: volume Playback channels: Front Left - Front Right Capture channels: Front Left - Front Right Limits: 0 - 1 Front Left: 0 [0%] [0.00dB] Front Right: 0 [0%] [0.00dB] Simple mixer control 'Auto Mute',0 Capabilities: pswitch Playback channels: Front Left - Front Right Mono: Front Left: Playback [on] Front Right: Playback [on] Simple mixer control 'Auto Mute Mono',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Auto Mute Time Left',0 Capabilities: enum Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s' Item0: '21ms' Simple mixer control 'Auto Mute Time Right',0 Capabilities: enum Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s' Item0: '21ms' Simple mixer control 'Clock Missing Period',0 Capabilities: enum Items: '1s' '2s' '3s' '4s' '5s' '6s' '7s' '8s' Item0: '1s' Simple mixer control 'Deemphasis',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Digital',0 Capabilities: pvolume pswitch Playback channels: Front Left - Front Right Limits: Playback 0 - 207 Mono: Front Left: Playback 134 [65%] [-36.50dB] [on] Front Right: Playback 134 [65%] [-36.50dB] [on] Simple mixer control 'Max Overclock DAC',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 40 Mono: 0 [0%] Simple mixer control 'Max Overclock DSP',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 40 Mono: 3 [8%] Simple mixer control 'Max Overclock PLL',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 20 Mono: 0 [0%] Simple mixer control 'Volume Ramp Down Emergency Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Down Emergency Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '4dB/step' Simple mixer control 'Volume Ramp Down Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Down Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '1dB/step' Simple mixer control 'Volume Ramp Up Rate',0 Capabilities: enum Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate' Item0: '1 sample/update' Simple mixer control 'Volume Ramp Up Step',0 Capabilities: enum Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step' Item0: '1dB/step' !!Alsactl output !!-------------- --startcollapse-- state.IQaudIODAC { control.1 { iface MIXER name 'Digital Playback Volume' value.0 134 value.1 134 comment { access 'read write' type INTEGER count 2 range '0 - 207' dbmin -9999999 dbmax 0 dbvalue.0 -3650 dbvalue.1 -3650 } } control.2 { iface MIXER name 'Analogue Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 1' dbmin -600 dbmax 0 dbvalue.0 -600 dbvalue.1 -600 } } control.3 { iface MIXER name 'Analogue Playback Boost Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 1' dbmin 0 dbmax 80 dbvalue.0 0 dbvalue.1 0 } } control.4 { iface MIXER name 'Digital Playback Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.5 { iface MIXER name 'Deemphasis Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'DSP Program' value 'Ringing-less low latency FIR' comment { access 'read write' type ENUMERATED count 1 item.0 'FIR interpolation with de-emphasis' item.1 'Low latency IIR with de-emphasis' item.2 'High attenuation with de-emphasis' item.3 'Fixed process flow' item.4 'Ringing-less low latency FIR' } } control.7 { iface MIXER name 'Clock Missing Period' value '1s' comment { access 'read write' type ENUMERATED count 1 item.0 '1s' item.1 '2s' item.2 '3s' item.3 '4s' item.4 '5s' item.5 '6s' item.6 '7s' item.7 '8s' } } control.8 { iface MIXER name 'Auto Mute Time Left' value '21ms' comment { access 'read write' type ENUMERATED count 1 item.0 '21ms' item.1 '106ms' item.2 '213ms' item.3 '533ms' item.4 '1.07s' item.5 '2.13s' item.6 '5.33s' item.7 '10.66s' } } control.9 { iface MIXER name 'Auto Mute Time Right' value '21ms' comment { access 'read write' type ENUMERATED count 1 item.0 '21ms' item.1 '106ms' item.2 '213ms' item.3 '533ms' item.4 '1.07s' item.5 '2.13s' item.6 '5.33s' item.7 '10.66s' } } control.10 { iface MIXER name 'Auto Mute Mono Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.11 { iface MIXER name 'Auto Mute Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.12 { iface MIXER name 'Volume Ramp Down Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.13 { iface MIXER name 'Volume Ramp Down Step' value '1dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.14 { iface MIXER name 'Volume Ramp Up Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.15 { iface MIXER name 'Volume Ramp Up Step' value '1dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.16 { iface MIXER name 'Volume Ramp Down Emergency Rate' value '1 sample/update' comment { access 'read write' type ENUMERATED count 1 item.0 '1 sample/update' item.1 '2 samples/update' item.2 '4 samples/update' item.3 Immediate } } control.17 { iface MIXER name 'Volume Ramp Down Emergency Step' value '4dB/step' comment { access 'read write' type ENUMERATED count 1 item.0 '4dB/step' item.1 '2dB/step' item.2 '1dB/step' item.3 '0.5dB/step' } } control.18 { iface MIXER name 'Max Overclock PLL' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 20' } } control.19 { iface MIXER name 'Max Overclock DSP' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 40' } } control.20 { iface MIXER name 'Max Overclock DAC' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 40' } } } --endcollapse-- !!All Loaded Modules !!------------------ bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 ecdh_generic fixed hci_uart hwmon i2c_bcm2835 ip_tables ipv6 media raspberrypi_hwmon rfkill serdev sha256_generic snd snd_compress snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_soc_iqaudio_dac snd_soc_pcm512x snd_soc_pcm512x_i2c snd_timer uio uio_pdrv_genirq v4l2_common v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 3.824955] bcm2835-codec bcm2835-codec: Loaded V4L2 decode [ 3.834266] snd-rpi-iqaudio-dac soc:sound: ASoC: CPU DAI (null) not registered - will retry [ 3.838659] bcm2835-codec bcm2835-codec: Device registered as /dev/video11 [ 3.838675] bcm2835-codec bcm2835-codec: Loaded V4L2 encode [ 3.860513] snd-rpi-iqaudio-dac soc:sound: ASoC: CODEC DAI pcm512x-hifi not registered - will retry [ 3.863768] bcm2835-codec bcm2835-codec: Device registered as /dev/video12 [ 3.863783] bcm2835-codec bcm2835-codec: Loaded V4L2 isp [ 3.864210] snd-rpi-iqaudio-dac soc:sound: ASoC: CODEC DAI pcm512x-hifi not registered - will retry [ 3.962095] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.085510] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.145366] snd-rpi-iqaudio-dac soc:sound: ASoC: CODEC DAI pcm512x-hifi not registered - will retry [ 4.152096] brcmfmac: F1 signature read @0x18000000=0x15264345 [ 4.161159] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6 [ 4.162188] snd-rpi-iqaudio-dac soc:sound: ASoC: CODEC DAI pcm512x-hifi not registered - will retry [ 4.162455] usbcore: registered new interface driver brcmfmac -- [ 4.447437] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Feb 27 2018 03:15:32 version 7.45.154 (r684107 CY) FWID 01-4fbe0b04 [ 4.460671] snd-rpi-iqaudio-dac soc:sound: pcm512x-hifi <-> 3f203000.i2s mapping ok [ 4.467161] snd-rpi-iqaudio-dac soc:sound: snd_rpi_iqaudio_gpio_unmute: un-muting amp using GPIO22 [ 4.484680] random: crng init done !!Packages installed !!-------------------- ii alsa-utils 1.1.3-1 armhf Utilities for configuring and using ALSA