[alsa-devel] Adding support for CMEDIA USB2.0 High-Speed True HD Audio
Jean-Philippe Guillemin
h1p8r10n at gmail.com
Thu Feb 8 17:15:27 CET 2018
Hi,
below the output of the alsa-info script :
upload=true&script=true&cardinfo=
!!################################
!!ALSA Information Script v 0.4.64
!!################################
!!Script ran on: Thu Feb 8 16:11:43 UTC 2018
!!Linux Distribution
!!------------------
NAME=Slackware ID=slackware PRETTY_NAME="Slackware 14.2"
CPE_NAME="cpe:/o:slackware:slackware_linux:14.2" HOME_URL="
http://slackware.com/" SUPPORT_URL="
http://www.linuxquestions.org/questions/slackware-14/" BUG_REPORT_URL="
http://www.linuxquestions.org/questions/slackware-14/" Slackware 14.2
Zenwalk 8.0
!!DMI Information
!!---------------
Manufacturer: System manufacturer
Product Name: System Product Name
Product Version: System Version
Firmware Version: 2301
Board Vendor: ASUSTeK Computer INC.
Board Name: M4A88TD-V EVO/USB3
!!ACPI Device Status Information
!!---------------
/sys/bus/acpi/devices/ATK0110:00/status 15
/sys/bus/acpi/devices/PNP0103:00/status 15
/sys/bus/acpi/devices/PNP0501:00/status 15
/sys/bus/acpi/devices/PNP0C0C:00/status 11
/sys/bus/acpi/devices/PNP0C0F:00/status 11
/sys/bus/acpi/devices/PNP0C0F:01/status 11
/sys/bus/acpi/devices/PNP0C0F:02/status 11
/sys/bus/acpi/devices/PNP0C0F:03/status 11
/sys/bus/acpi/devices/PNP0C0F:04/status 11
/sys/bus/acpi/devices/PNP0C0F:05/status 11
/sys/bus/acpi/devices/PNP0C0F:06/status 11
/sys/bus/acpi/devices/PNP0C0F:07/status 11
/sys/bus/acpi/devices/device:02/status 15
/sys/bus/acpi/devices/device:0a/status 15
/sys/bus/acpi/devices/device:0b/status 15
/sys/bus/acpi/devices/device:21/status 15
/sys/bus/acpi/devices/device:24/status 15
!!Kernel Information
!!------------------
Kernel release: 4.14.17
Operating System: GNU/Linux
Architecture: x86_64
Processor: AMD Phenom(tm) II X6 1055T Processor
SMP Enabled: Yes
!!ALSA Version
!!------------
Driver version: k4.14.17
Library version: 1.1.5
Utilities version: 1.1.5
!!Loaded ALSA modules
!!-------------------
snd_usb_audio
!!Sound Servers on this system
!!----------------------------
Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes
ESound Daemon:
Installed - Yes (/usr/bin/esd)
Running - No
!!Soundcards recognised by ALSA
!!-----------------------------
0 [Audio ]: USB-Audio - USB2.0 High-Speed True HD Audio
CMEDIA USB2.0 High-Speed True HD Audio at
usb-0000:00:12.2-4, high speed
!!PCI Soundcards installed in the system
!!--------------------------------------
!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------
!!Loaded sound module options
!!---------------------------
!!Module: snd_usb_audio
autoclock : Y
device_setup :
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
id :
(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
ignore_ctl_error : N
index :
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
pid :
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
quirk_alias :
(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
vid :
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
!!USB Mixer information
!!---------------------
--startcollapse--
USB Mixer: usb_id=0x147ae055, ctrlif=0, ctlerr=0
Card: CMEDIA USB2.0 High-Speed True HD Audio at usb-0000:00:12.2-4, high
speed
Unit: 10
Control: name="PCM Capture Source", index=0
Info: id=10, control=1, cmask=0x0, channels=1, type="U8"
Volume: min=1, max=3, dBmin=0, dBmax=0
Unit: 11
Control: name="Speaker Playback Volume", index=0
Info: id=11, control=2, cmask=0xff, channels=8, type="S16"
Volume: min=-15872, max=0, dBmin=-6200, dBmax=0
Unit: 11
Control: name="Speaker Playback Switch", index=0
Info: id=11, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 12
Control: name="PCM Playback Switch", index=0
Info: id=12, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 13
Control: name="Auto Gain Control", index=0
Info: id=13, control=7, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 13
Control: name="Mic Capture Volume", index=0
Info: id=13, control=2, cmask=0x3, channels=2, type="S16"
Volume: min=-4096, max=3072, dBmin=-1600, dBmax=1200
Unit: 13
Control: name="Mic Capture Switch", index=0
Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 14
Control: name="Line Capture Volume", index=0
Info: id=14, control=2, cmask=0x3, channels=2, type="S16"
Volume: min=-4096, max=3072, dBmin=-1600, dBmax=1200
Unit: 14
Control: name="Line Capture Switch", index=0
Info: id=14, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 15
Control: name="PCM Capture Volume", index=0
Info: id=15, control=2, cmask=0x3, channels=2, type="S16"
Volume: min=-4096, max=3072, dBmin=-1600, dBmax=1200
Unit: 15
Control: name="PCM Capture Switch", index=0
Info: id=15, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 16
Control: name="Mic Playback Volume", index=0
Info: id=16, control=2, cmask=0x3, channels=2, type="S16"
Volume: min=-8832, max=3072, dBmin=-3450, dBmax=1200
Unit: 16
Control: name="Mic Playback Switch", index=0
Info: id=16, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 17
Control: name="Line Playback Volume", index=0
Info: id=17, control=2, cmask=0x3, channels=2, type="S16"
Volume: min=-8832, max=3072, dBmin=-3450, dBmax=1200
Unit: 17
Control: name="Line Playback Switch", index=0
Info: id=17, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 22
Control: name="Clock Source 22 Validity", index=0
Info: id=22, control=2, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 23
Control: name="Clock Source 23 Validity", index=0
Info: id=23, control=2, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 24
Control: name="Clock Source 24 Validity", index=0
Info: id=24, control=2, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
Unit: 25
Control: name="Clock Source 25 Validity", index=0
Info: id=25, control=2, cmask=0x0, channels=1, type="BOOLEAN"
Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--
!!ALSA Device nodes
!!-----------------
crw-rw----+ 1 root audio 116, 2 Feb 8 08:56 /dev/snd/controlC0
crw-rw----+ 1 root audio 116, 4 Feb 8 08:56 /dev/snd/pcmC0D0c
crw-rw----+ 1 root audio 116, 3 Feb 8 08:56 /dev/snd/pcmC0D0p
crw-rw----+ 1 root audio 116, 6 Feb 8 08:56 /dev/snd/pcmC0D1c
crw-rw----+ 1 root audio 116, 5 Feb 8 08:56 /dev/snd/pcmC0D1p
crw-rw----+ 1 root audio 116, 7 Feb 8 16:28 /dev/snd/pcmC0D2p
crw-rw---- 1 root audio 116, 1 Feb 8 09:56 /dev/snd/seq
crw-rw----+ 1 root audio 116, 33 Feb 8 08:56 /dev/snd/timer
/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root 60 Feb 8 09:56 .
drwxr-xr-x 4 root root 240 Feb 8 09:56 ..
lrwxrwxrwx 1 root root 12 Feb 8 08:56
usb-CMEDIA_USB2.0_High-Speed_True_HD_Audio-00 -> ../controlC0
/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 60 Feb 8 09:56 .
drwxr-xr-x 4 root root 240 Feb 8 09:56 ..
lrwxrwxrwx 1 root root 12 Feb 8 08:56 pci-0000:00:12.2-usb-0:4:1.0 ->
../controlC0
!!ALSA configuration files
!!------------------------
!!System wide config file (/etc/asound.conf)
# ALSA system-wide config file
# By default, redirect to PulseAudio:
pcm.default pulse
ctl.default pulse
!!Aplay/Arecord output
!!--------------------
APLAY
**** List of PLAYBACK Hardware Devices ****
card 0: Audio [USB2.0 High-Speed True HD Audio], device 0: USB Audio [USB
Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Audio [USB2.0 High-Speed True HD Audio], device 1: USB Audio [USB
Audio #1]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Audio [USB2.0 High-Speed True HD Audio], device 2: USB Audio [USB
Audio #2]
Subdevices: 1/1
Subdevice #0: subdevice #0
ARECORD
**** List of CAPTURE Hardware Devices ****
card 0: Audio [USB2.0 High-Speed True HD Audio], device 0: USB Audio [USB
Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Audio [USB2.0 High-Speed True HD Audio], device 1: USB Audio [USB
Audio #1]
Subdevices: 1/1
Subdevice #0: subdevice #0
!!Amixer output
!!-------------
!!-------Mixer controls for card 0 [Audio]
Card hw:0 'Audio'/'CMEDIA USB2.0 High-Speed True HD Audio at
usb-0000:00:12.2-4, high speed'
Mixer name : 'USB Mixer'
Components : 'USB147a:e055'
Controls : 24
Simple ctrls : 10
Simple mixer control 'Speaker',0
Capabilities: pvolume pswitch pswitch-joined
Playback channels: Front Left - Front Right - Rear Left - Rear Right -
Front Center - Woofer - Side Left - Side Right
Limits: Playback 0 - 62
Mono:
Front Left: Playback 59 [95%] [-3.00dB] [on]
Front Right: Playback 59 [95%] [-3.00dB] [on]
Rear Left: Playback 0 [0%] [-62.00dB] [on]
Rear Right: Playback 0 [0%] [-62.00dB] [on]
Front Center: Playback 0 [0%] [-62.00dB] [on]
Woofer: Playback 0 [0%] [-62.00dB] [on]
Side Left: Playback 0 [0%] [-62.00dB] [on]
Side Right: Playback 0 [0%] [-62.00dB] [on]
Simple mixer control 'PCM',0
Capabilities: cvolume pswitch pswitch-joined cswitch cswitch-joined
Playback channels: Mono
Capture channels: Front Left - Front Right
Limits: Capture 0 - 28
Mono: Playback [on]
Front Left: Capture 16 [57%] [0.00dB] [on]
Front Right: Capture 16 [57%] [0.00dB] [on]
Simple mixer control 'PCM Capture Source',0
Capabilities: enum
Items: 'Mic' 'Line' 'Mixer'
Item0: 'Mic'
Simple mixer control 'Line',0
Capabilities: pvolume cvolume pswitch pswitch-joined cswitch
cswitch-joined
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: Playback 0 - 31 Capture 0 - 28
Front Left: Playback 3 [10%] [-30.00dB] [off] Capture 0 [0%] [-16.00dB]
[off]
Front Right: Playback 3 [10%] [-30.00dB] [off] Capture 0 [0%] [-16.00dB]
[off]
Simple mixer control 'Mic',0
Capabilities: pvolume cvolume pswitch pswitch-joined cswitch
cswitch-joined
Playback channels: Front Left - Front Right
Capture channels: Front Left - Front Right
Limits: Playback 0 - 31 Capture 0 - 28
Front Left: Playback 0 [0%] [-34.50dB] [off] Capture 16 [57%] [0.00dB]
[off]
Front Right: Playback 0 [0%] [-34.50dB] [off] Capture 16 [57%] [0.00dB]
[off]
Simple mixer control 'Auto Gain Control',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'Clock Source 22 Validity',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'Clock Source 23 Validity',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'Clock Source 24 Validity',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'Clock Source 25 Validity',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
!!Alsactl output
!!--------------
--startcollapse--
state.Audio {
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
device 1
name 'Playback Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.3 {
iface PCM
device 2
name 'Playback Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.4 {
iface PCM
name 'Capture Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.5 {
iface PCM
device 1
name 'Capture Channel Map'
value.0 0
value.1 0
comment {
access read
type INTEGER
count 2
range '0 - 36'
}
}
control.6 {
iface MIXER
name 'Mic Playback Switch'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.7 {
iface MIXER
name 'Mic Playback Volume'
value.0 0
value.1 0
comment {
access 'read write'
type INTEGER
count 2
range '0 - 31'
dbmin -3450
dbmax 1200
dbvalue.0 -3450
dbvalue.1 -3450
}
}
control.8 {
iface MIXER
name 'Line Playback Switch'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.9 {
iface MIXER
name 'Line Playback Volume'
value.0 3
value.1 3
comment {
access 'read write'
type INTEGER
count 2
range '0 - 31'
dbmin -3450
dbmax 1200
dbvalue.0 -3000
dbvalue.1 -3000
}
}
control.10 {
iface MIXER
name 'Speaker Playback Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.11 {
iface MIXER
name 'Speaker Playback Volume'
value.0 59
value.1 59
value.2 0
value.3 0
value.4 0
value.5 0
value.6 0
value.7 0
comment {
access 'read write'
type INTEGER
count 8
range '0 - 62'
dbmin -6200
dbmax 0
dbvalue.0 -300
dbvalue.1 -300
dbvalue.2 -6200
dbvalue.3 -6200
dbvalue.4 -6200
dbvalue.5 -6200
dbvalue.6 -6200
dbvalue.7 -6200
}
}
control.12 {
iface MIXER
name 'Clock Source 22 Validity'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.13 {
iface MIXER
name 'PCM Playback Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.14 {
iface MIXER
name 'Clock Source 23 Validity'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.15 {
iface MIXER
name 'Mic Capture Switch'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.16 {
iface MIXER
name 'Mic Capture Volume'
value.0 16
value.1 16
comment {
access 'read write'
type INTEGER
count 2
range '0 - 28'
dbmin -1600
dbmax 1200
dbvalue.0 0
dbvalue.1 0
}
}
control.17 {
iface MIXER
name 'Auto Gain Control'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.18 {
iface MIXER
name 'Line Capture Switch'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.19 {
iface MIXER
name 'Line Capture Volume'
value.0 0
value.1 0
comment {
access 'read write'
type INTEGER
count 2
range '0 - 28'
dbmin -1600
dbmax 1200
dbvalue.0 -1600
dbvalue.1 -1600
}
}
control.20 {
iface MIXER
name 'PCM Capture Switch'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.21 {
iface MIXER
name 'PCM Capture Volume'
value.0 16
value.1 16
comment {
access 'read write'
type INTEGER
count 2
range '0 - 28'
dbmin -1600
dbmax 1200
dbvalue.0 0
dbvalue.1 0
}
}
control.22 {
iface MIXER
name 'PCM Capture Source'
value Mic
comment {
access 'read write'
type ENUMERATED
count 1
item.0 Mic
item.1 Line
item.2 Mixer
}
}
control.23 {
iface MIXER
name 'Clock Source 24 Validity'
value true
comment {
access 'read write'
type BOOLEAN
count 1
}
}
control.24 {
iface MIXER
name 'Clock Source 25 Validity'
value false
comment {
access 'read write'
type BOOLEAN
count 1
}
}
}
--endcollapse--
!!All Loaded Modules
!!------------------
Module
rfcomm
cfg80211
8021q
garp
stp
llc
xt_tcpudp
xt_limit
xt_conntrack
iptable_mangle
nf_conntrack_ftp
xt_state
iptable_nat
nf_conntrack_ipv4
nf_defrag_ipv4
nf_nat_ipv4
nf_nat
nf_conntrack
ipv6
iptable_filter
ip_tables
x_tables
cmac
bnep
fuse
hid_logitech_hidpp
joydev
hid_logitech_dj
hid_generic
snd_usb_audio
snd_usbmidi_lib
snd_hwdep
snd_rawmidi
snd_seq_device
snd_pcm
btusb
snd_timer
btrtl
btbcm
usbhid
btintel
snd
soundcore
hid
bluetooth
ecdh_generic
rfkill
i2c_dev
amdkfd
amd_iommu_v2
radeon
wmi_bmof
ttm
evdev
drm_kms_helper
ohci_pci
drm
r8169
agpgart
kvm
psmouse
i2c_algo_bit
fb_sys_fops
firewire_ohci
syscopyarea
serio_raw
i2c_piix4
mii
sysfillrect
irqbypass
xhci_pci
ohci_hcd
k10temp
sysimgblt
ehci_pci
firewire_core
i2c_core
xhci_hcd
ehci_hcd
asus_atk0110
hwmon
shpchp
wmi
acpi_cpufreq
button
loop
!!ALSA/HDA dmesg
!!--------------
[ 7.671204] usb 1-4: clock source 25 is not valid, cannot use
[ 7.703765] usbcore: registered new interface driver snd-usb-audio
[ 7.710330] hid-generic 0003:147A:E055.0003: input,hidraw3: USB HID
v1.00 Device [CMEDIA USB2.0 High-Speed True HD Audio] on
usb-0000:00:12.2-4/input5
2018-02-02 15:36 GMT+01:00 Jean-Philippe Guillemin <h1p8r10n at gmail.com>:
> Hi,
>
> CMEDIA USB2.0 High-Speed True HD Audio has iec958 output on device 2 and
> iec958 input on device 0.
>
> root[~]# cat /proc/asound/cards
> 0 [Audio ]: USB-Audio - USB2.0 High-Speed True HD Audio
> CMEDIA USB2.0 High-Speed True HD Audio at
> usb-0000:00:12.2-2, high speed
>
> I'm trying to create a mapping in USB-Audio.conf :
> # If a device does not use the first PCM device for digital data, the
> device
> # number for the iec958 device can be changed here.
> USB-Audio.pcm.iec958_device {
> # "NoiseBlaster 3000" 42
> "USB Sound Blaster HD" 1
> "USB2.0 High-Speed True HD Audio" 2
> ...
>
> But I never got a match on "USB2.0 High-Speed True HD Audio".
>
> Please could you provide me correct config ? I will test it and report
> results so that you can append this card to ALSA.
>
> Thanks
> (below lsusb output)
>
> root[~]# lsusb -v
> Bus 001 Device 009: ID 147a:e055 Formosa Industrial Computing, Inc.
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 2.00
> bDeviceClass 239 Miscellaneous Device
> bDeviceSubClass 2
> bDeviceProtocol 1 Interface Association
> bMaxPacketSize0 64
> idVendor 0x147a Formosa Industrial Computing, Inc.
> idProduct 0xe055
> bcdDevice 1.08
> iManufacturer 1 CMEDIA
> iProduct 2 USB2.0 High-Speed True HD Audio
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 1170
> bNumInterfaces 6
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0x80
> (Bus Powered)
> MaxPower 500mA
> Interface Association:
> bLength 8
> bDescriptorType 11
> bFirstInterface 0
> bInterfaceCount 5
> bFunctionClass 1 Audio
> bFunctionSubClass 0
> bFunctionProtocol 32
> iFunction 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 1 Control Device
> bInterfaceProtocol 32
> iInterface 0
> AudioControl Interface Descriptor:
> bLength 9
> bDescriptorType 36
> bDescriptorSubtype 1 (HEADER)
> bcdADC 2.00
> bCategory 10
> wTotalLength 378
> bmControl 0x00
> AudioControl Interface Descriptor:
> bLength 17
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 1
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bCSourceID 22
> bNrChannels 0
> bmChannelConfig 0x00000000
> bmControls 0x0040
> Cluster Control (read-only)
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 17
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 2
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bCSourceID 23
> bNrChannels 0
> bmChannelConfig 0x00000000
> bmControls 0x0040
> Cluster Control (read-only)
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 17
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 3
> wTerminalType 0x0201 Microphone
> bAssocTerminal 0
> bCSourceID 24
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> bmControls 0x0040
> Cluster Control (read-only)
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 17
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 4
> wTerminalType 0x0603 Line Connector
> bAssocTerminal 0
> bCSourceID 24
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> bmControls 0x0040
> Cluster Control (read-only)
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 17
> bDescriptorType 36
> bDescriptorSubtype 2 (INPUT_TERMINAL)
> bTerminalID 5
> wTerminalType 0x0605 SPDIF interface
> bAssocTerminal 0
> bCSourceID 25
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> bmControls 0x0040
> Cluster Control (read-only)
> iChannelNames 0
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 12
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 6
> wTerminalType 0x0301 Speaker
> bAssocTerminal 0
> bSourceID 11
> bCSourceID 22
> bmControls 0x0000
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 12
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 7
> wTerminalType 0x0605 SPDIF interface
> bAssocTerminal 0
> bSourceID 12
> bCSourceID 23
> bmControls 0x0000
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 12
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 8
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bSourceID 10
> bCSourceID 24
> bmControls 0x0000
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 12
> bDescriptorType 36
> bDescriptorSubtype 3 (OUTPUT_TERMINAL)
> bTerminalID 9
> wTerminalType 0x0101 USB Streaming
> bAssocTerminal 0
> bSourceID 5
> bCSourceID 25
> bmControls 0x0000
> iTerminal 0
> AudioControl Interface Descriptor:
> bLength 10
> bDescriptorType 36
> bDescriptorSubtype 5 (SELECTOR_UNIT)
> bUnitID 10
> bNrInPins 3
> baSource( 0) 13
> baSource( 1) 14
> baSource( 2) 15
> bmControls 0x03
> Selector Control (read/write)
> iSelector 0
> AudioControl Interface Descriptor:
> bLength 42
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 11
> bSourceID 18
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> bmaControls( 3) 0x0000000c
> Volume Control (read/write)
> bmaControls( 4) 0x0000000c
> Volume Control (read/write)
> bmaControls( 5) 0x0000000c
> Volume Control (read/write)
> bmaControls( 6) 0x0000000c
> Volume Control (read/write)
> bmaControls( 7) 0x0000000c
> Volume Control (read/write)
> bmaControls( 8) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 12
> bSourceID 2
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x00000000
> bmaControls( 2) 0x00000000
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 13
> bSourceID 3
> bmaControls( 0) 0x00003003
> Mute Control (read/write)
> Automatic Gain Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 14
> bSourceID 4
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 15
> bSourceID 19
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 16
> bSourceID 3
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 18
> bDescriptorType 36
> bDescriptorSubtype 6 (FEATURE_UNIT)
> bUnitID 17
> bSourceID 4
> bmaControls( 0) 0x00000003
> Mute Control (read/write)
> bmaControls( 1) 0x0000000c
> Volume Control (read/write)
> bmaControls( 2) 0x0000000c
> Volume Control (read/write)
> iFeature 0
> AudioControl Interface Descriptor:
> bLength 28
> bDescriptorType 36
> bDescriptorSubtype 4 (MIXER_UNIT)
> bUnitID 18
> bNrPins 3
> baSourceID( 0) 1
> baSourceID( 1) 16
> baSourceID( 2) 17
> bNrChannels 8
> bmChannelConfig 0x0000063f
> Front Left (FL)
> Front Right (FR)
> Front Center (FC)
> Low Frequency Effects (LFE)
> Back Left (BL)
> Back Right (BR)
> Side Left (SL)
> Side Right (SR)
> iChannelNames 0
> 00 00 00 00 00 00 00 00 00 00 00 00
> bmControls 01
> Cluster Control (read-only)
> iMixer 0
> AudioControl Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 4 (MIXER_UNIT)
> bUnitID 19
> bNrPins 2
> baSourceID( 0) 3
> baSourceID( 1) 4
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> 00
> bmControls 01
> Cluster Control (read-only)
> iMixer 0
> AudioControl Interface Descriptor:
> bLength 8
> bDescriptorType 36
> bDescriptorSubtype 10 (CLOCK_SOURCE)
> bClockID 22
> bmAttributes 0x07 Internal programmable Clock (synced to
> SOF)
> bmControls 0x07
> Clock Frequency Control (read/write)
> Clock Validity Control (read-only)
> bAssocTerminal 0
> iClockSource 0
> AudioControl Interface Descriptor:
> bLength 8
> bDescriptorType 36
> bDescriptorSubtype 10 (CLOCK_SOURCE)
> bClockID 23
> bmAttributes 0x07 Internal programmable Clock (synced to
> SOF)
> bmControls 0x07
> Clock Frequency Control (read/write)
> Clock Validity Control (read-only)
> bAssocTerminal 0
> iClockSource 0
> AudioControl Interface Descriptor:
> bLength 8
> bDescriptorType 36
> bDescriptorSubtype 10 (CLOCK_SOURCE)
> bClockID 24
> bmAttributes 0x03 Internal programmable Clock
> bmControls 0x07
> Clock Frequency Control (read/write)
> Clock Validity Control (read-only)
> bAssocTerminal 0
> iClockSource 0
> AudioControl Interface Descriptor:
> bLength 8
> bDescriptorType 36
> bDescriptorSubtype 10 (CLOCK_SOURCE)
> bClockID 25
> bmAttributes 0x00 External Clock
> bmControls 0x07
> Clock Frequency Control (read/write)
> Clock Validity Control (read-only)
> bAssocTerminal 0
> iClockSource 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x8f EP 15 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0006 1x 6 bytes
> bInterval 4
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 4 Output
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 8
> bmChannelConfig 0x0000063f
> Front Left (FL)
> Front Right (FR)
> Front Center (FC)
> Low Frequency Effects (LFE)
> Back Left (BL)
> Back Right (BR)
> Side Left (SL)
> Side Right (SR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x01a0 1x 416 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 8
> bmChannelConfig 0x0000063f
> Front Left (FL)
> Front Right (FR)
> Front Center (FC)
> Low Frequency Effects (LFE)
> Back Left (BL)
> Back Right (BR)
> Side Left (SL)
> Side Right (SR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0340 1x 832 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 3
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0068 1x 104 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 4
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x00d0 1x 208 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 5
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 6
> bmChannelConfig 0x0000003f
> Front Left (FL)
> Front Right (FR)
> Front Center (FC)
> Low Frequency Effects (LFE)
> Back Left (BL)
> Back Right (BR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0138 1x 312 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 6
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 6
> bmChannelConfig 0x0000003f
> Front Left (FL)
> Front Right (FR)
> Front Center (FC)
> Low Frequency Effects (LFE)
> Back Left (BL)
> Back Right (BR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0270 1x 624 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 7
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 4
> bmChannelConfig 0x00000033
> Front Left (FL)
> Front Right (FR)
> Back Left (BL)
> Back Right (BR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x00d0 1x 208 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 8
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 1
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 4
> bmChannelConfig 0x00000033
> Front Left (FL)
> Front Right (FR)
> Back Left (BL)
> Back Right (BR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x05 EP 5 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x01a0 1x 416 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 5 SPDIF Output
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 2
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x06 EP 6 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0068 1x 104 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 2
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x06 EP 6 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x00d0 1x 208 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 3
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 2
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 3
> bmFormats 0x00001381
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 3 (FORMAT_TYPE_III)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x06 EP 6 OUT
> bmAttributes 13
> Transfer Type Isochronous
> Synch Type Synchronous
> Usage Type Data
> wMaxPacketSize 0x0068 1x 104 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 3
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 6 Input
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 3
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 8
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x88 EP 8 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0068 1x 104 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 3
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 8
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x88 EP 8 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x00d0 1x 208 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 4
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 7 SPDIF Input
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 4
> bAlternateSetting 1
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 9
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 2
> bBitResolution 16
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x8a EP 10 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x0068 1x 104 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 4
> bAlternateSetting 2
> bNumEndpoints 1
> bInterfaceClass 1 Audio
> bInterfaceSubClass 2 Streaming
> bInterfaceProtocol 32
> iInterface 0
> AudioStreaming Interface Descriptor:
> bLength 16
> bDescriptorType 36
> bDescriptorSubtype 1 (AS_GENERAL)
> bTerminalLink 9
> bmControls 0x05
> Active Alternate Setting Control (read-only)
> Valid Alternate Setting Control (read-only)
> bFormatType 1
> bmFormats 0x00000001
> PCM
> bNrChannels 2
> bmChannelConfig 0x00000003
> Front Left (FL)
> Front Right (FR)
> iChannelNames 0
> AudioStreaming Interface Descriptor:
> bLength 6
> bDescriptorType 36
> bDescriptorSubtype 2 (FORMAT_TYPE)
> bFormatType 1 (FORMAT_TYPE_I)
> bSubslotSize 4
> bBitResolution 24
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x8a EP 10 IN
> bmAttributes 5
> Transfer Type Isochronous
> Synch Type Asynchronous
> Usage Type Data
> wMaxPacketSize 0x00d0 1x 208 bytes
> bInterval 1
> AudioControl Endpoint Descriptor:
> bLength 8
> bDescriptorType 37
> bDescriptorSubtype 1 (EP_GENERAL)
> bmAttributes 0x00
> bmControls 0x00
> bLockDelayUnits 0 Undefined
> wLockDelay 0
> Interface Association:
> bLength 8
> bDescriptorType 11
> bFirstInterface 5
> bInterfaceCount 1
> bFunctionClass 3 Human Interface Device
> bFunctionSubClass 0
> bFunctionProtocol 0
> iFunction 0
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 5
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 3 Human Interface Device
> bInterfaceSubClass 0
> bInterfaceProtocol 0
> iInterface 0
> HID Device Descriptor:
> bLength 9
> bDescriptorType 33
> bcdHID 1.00
> bCountryCode 0 Not supported
> bNumDescriptors 1
> bDescriptorType 34 Report
> wDescriptorLength 50
> Report Descriptors:
> ** UNAVAILABLE **
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x84 EP 4 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0010 1x 16 bytes
> bInterval 4
> Device Qualifier (for other device speed):
> bLength 10
> bDescriptorType 6
> bcdUSB 2.00
> bDeviceClass 239 Miscellaneous Device
> bDeviceSubClass 2
> bDeviceProtocol 1 Interface Association
> bMaxPacketSize0 64
> bNumConfigurations 1
> Device Status: 0x0000
> (Bus Powered)
>
> I'm trying to create a mapping in
>
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