!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Fri Jul 28 22:26:44 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.9.36-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.36-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 (null) snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 2 [AK5371 ]: USB-Audio - AK5371 AKM AK5371 at usb-3f980000.usb-1.3.1.3, full speed !!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 force_bulk : N !!Module: (null) * : !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x05560002, ctrlif=0, ctlerr=0 Card: AKM AK5371 at usb-3f980000.usb-1.3.1.3, full speed Unit: 3 Control: name="Mic Capture Volume", index=0 Info: id=3, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-7936, max=6144, dBmin=-3100, dBmax=2400 Unit: 3 Control: name="Mic Capture Switch", index=0 Info: id=3, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jul 28 21:09 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jul 28 21:09 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Jul 28 23:28 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Jul 28 21:09 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Jul 29 00:14 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 48 Jul 28 21:09 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Jul 28 23:28 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Jul 28 21:09 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jul 28 21:09 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jul 28 23:28 . drwxr-xr-x 4 root root 260 Jul 28 23:28 .. lrwxrwxrwx 1 root root 12 Jul 28 23:28 usb-AKM_AK5371-00 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Jul 28 23:28 . drwxr-xr-x 4 root root 260 Jul 28 23:28 .. lrwxrwxrwx 1 root root 12 Jul 28 21:09 platform-3f902000.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Jul 28 23:28 platform-3f980000.usb-usb-0:1.3.1.3:1.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 Jul 28 21:09 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym playback.pcm { type plug slave.pcm "hw:0,1" } capture.pcm { type plug slave.pcm "hw:2,0" } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] 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 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM vc4-hdmi-hifi-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: AK5371 [AK5371], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -98 [95%] [-0.98dB] [on] !!-------Mixer controls for card 1 [vc4hdmi] Card hw:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 1 Simple ctrls : 0 !!-------Mixer controls for card 2 [AK5371] Card hw:2 'AK5371'/'AKM AK5371 at usb-3f980000.usb-1.3.1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0556:0002' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch cswitch-joined Capture channels: Front Left - Front Right Limits: Capture 0 - 55 Front Left: Capture 51 [93%] [20.00dB] [on] Front Right: Capture 0 [0%] [-31.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -98 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -98 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } } state.vc4hdmi { control.1 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.AK5371 { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value.0 51 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 55' dbmin -3100 dbmax 2400 dbvalue.0 2000 dbvalue.1 -3100 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module binfmt_misc snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device 8192cu cfg80211 rfkill panel_raspberrypi_touchscreen vc4 drm_kms_helper drm snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea snd_bcm2835 sysfillrect sysimgblt fb_sys_fops snd_pcm snd_timer snd i2c_gpio i2c_algo_bit i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq fixed uio i2c_dev fuse ipv6 !!ALSA/HDA dmesg !!-------------- [ 176.428093] usb 1-1.3.1.3: Manufacturer: AKM [ 176.518912] usbcore: registered new interface driver snd-usb-audio