wiredwrx's audio debug script

audio

!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Mon Jun 19 21:19:25 UTC 2017

!!Linux Distribution
!!------------------

ID_LIKE=debian

!!DMI Information
!!---------------

Manufacturer:
Product Name:
Product Version:
Firmware Version:

!!Kernel Information
!!------------------

Kernel release: 4.9.28-v7
Operating System: GNU/Linux
Architecture: armv7l
Processor: unknown
SMP Enabled: Yes

!!ALSA Version
!!------------

Driver version: k4.9.28-v7
Library version: 1.0.28
Utilities version: 1.0.28

!!Loaded ALSA modules
!!-------------------

snd_bcm2835
snd_usb_audio

!!Sound Servers on this system
!!----------------------------

Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes

Jack:
Installed - Yes (/usr/bin/jackd)
Running - No

!!Soundcards recognised by ALSA
!!-----------------------------

0 [ALSA ]: bcm2835 - bcm2835 ALSA
bcm2835 ALSA
1 [Device ]: USB-Audio - USB PnP Sound Device
C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.4, full spe

!!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: 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=0x80860808, ctrlif=0, ctlerr=0
Card: C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.4, full spe
Unit: 10
Control: name="Auto Gain Control", index=0
Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 10
Control: name="Mic Capture Volume", index=0
Info: id=10, control=2, cmask=0x0, channels=1, type="S16"
Volume: min=0, max=6096, dBmin=0, dBmax=2381
Unit: 10
Control: name="Mic Capture Switch", index=0
Info: id=10, 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 Jun 19 14:13 /dev/snd/controlC0
crw-rw---- 1 root audio 116, 32 Jun 19 14:13 /dev/snd/controlC1
crw-rw---- 1 root audio 116, 16 Jun 19 14:13 /dev/snd/pcmC0D0p
crw-rw---- 1 root audio 116, 17 Jun 19 14:13 /dev/snd/pcmC0D1p
crw-rw---- 1 root audio 116, 56 Jun 19 14:13 /dev/snd/pcmC1D0c
crw-rw---- 1 root audio 116, 1 Jun 19 14:13 /dev/snd/seq
crw-rw---- 1 root audio 116, 33 Jun 19 14:13 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root 60 Jun 19 14:13 .
drwxr-xr-x 4 root root 220 Jun 19 14:13 ..
lrwxrwxrwx 1 root root 12 Jun 19 14:13 usb-C-Media_Electronics_Inc._USB_PnP_Sound_Device-00 -> ../controlC1

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 80 Jun 19 14:13 .
drwxr-xr-x 4 root root 220 Jun 19 14:13 ..
lrwxrwxrwx 1 root root 12 Jun 19 14:13 platform-3f980000.usb-usb-0:1.4:1.0 -> ../controlC1
lrwxrwxrwx 1 root root 12 Jun 19 14:13 platform-soc:audio -> ../controlC0

!!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

ARECORD

**** List of CAPTURE Hardware Devices ****
card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio]
Subdevices: 0/1
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 400 [100%] [4.00dB] [on]

!!-------Mixer controls for card 1 [Device]

Card hw:1 'Device'/'C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.4, full spe'
Mixer name	: 'USB Mixer'
Components	: 'USB8086:0808'
Controls : 4
Simple ctrls : 2
Simple mixer control 'Mic',0
Capabilities: cvolume cvolume-joined cswitch cswitch-joined
Capture channels: Mono
Limits: Capture 0 - 16
Mono: Capture 0 [0%] [0.00dB] [on]
Simple mixer control 'Auto Gain Control',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]

!!Alsactl output
!!--------------

--startcollapse--
state.ALSA {
control.1 {
iface MIXER
name 'PCM Playback Volume'
value 400
comment {
access 'read write'
type INTEGER
count 1
range '-10239 - 400'
dbmin -9999999
dbmax 400
dbvalue.0 400
}
}
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.Device {
control.1 {
iface PCM
name 'Capture Channel Map'
value 2
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
comment {
access 'read write'
type INTEGER
count 1
range '0 - 16'
dbmin 0
dbmax 2381
dbvalue.0 0
}
}
control.4 {
iface MIXER
name 'Auto Gain Control'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
}
--endcollapse--

!!All Loaded Modules
!!------------------

Module
bnep
hci_uart
btbcm
bluetooth
snd_usb_audio
snd_hwdep
snd_usbmidi_lib
snd_rawmidi
snd_seq_device
evdev
brcmfmac
brcmutil
cfg80211
rfkill
snd_bcm2835
snd_pcm
snd_timer
snd
bcm2835_gpiomem
uio_pdrv_genirq
fixed
uio
i2c_dev
fuse
ipv6

!!ALSA/HDA dmesg
!!--------------

[ 3.326020] hid-generic 0003:8086:0808.0003: input,hidraw2: USB HID v1.00 Device [C-Media Electronics Inc. USB PnP Sound Device] on usb-3f980000.usb-1.4/input2
[ 3.521818] usbcore: registered new interface driver snd-usb-audio
[ 3.806542] systemd-journald[142]: Received request to flush runtime journal from PID 1