Re: [LAU] sound devices usb pre 2. usb 2 with 96k

From: <olaf@email-addr-hidden>
Date: Sat Mar 16 2019 - 00:22:30 EET

On 15/03/2019 22:36, Chris Caudle wrote:
> On Fri, March 15, 2019 4:20 pm, olaf@klingt.org wrote:
>> so i tried lsusb -t
>>
>> lsusb -t
>> /:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 5000M
>> /:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/12p, 480M
>>     |__ Port 1: Dev 6, If 3, Class=Human Interface Device,
>> Driver=usbhid, 480M
>>     |__ Port 1: Dev 6, If 1, Class=Audio, Driver=snd-usb-audio, 480M
>>     |__ Port 1: Dev 6, If 2, Class=Audio, Driver=snd-usb-audio, 480M
>>     |__ Port 1: Dev 6, If 0, Class=Audio, Driver=snd-usb-audio, 480M
>>     |__ Port 6: Dev 3, If 0, Class=Wireless, Driver=btusb, 12M
>>     |__ Port 6: Dev 3, If 1, Class=Wireless, Driver=btusb, 12M
>>     |__ Port 7: Dev 4, If 0, Class=Video, Driver=uvcvideo, 480M
>>     |__ Port 7: Dev 4, If 1, Class=Video, Driver=uvcvideo, 480M
>>     |__ Port 8: Dev 5, If 0, Class=Vendor Specific Class, Driver=, 12M
> Bus 1 Dev 6 has three audio endpoints.
>
> Try lsusb -v -s 1:6 to show verbose output from just device 6 on bus 1.
> And then hopefully Clemens or someone similarly familiar with
> snd-usb-audio driver can help interpret.
>

It seems that nothing over 48k is listed.

Couldn't open device, some information will be missing

Bus 001 Device 008: ID 0926:0202
Device Descriptor:
   bLength                18
   bDescriptorType         1
   bcdUSB               2.00
   bDeviceClass          239 Miscellaneous Device
   bDeviceSubClass         2
   bDeviceProtocol         1 Interface Association
   bMaxPacketSize0        64
   idVendor           0x0926
   idProduct          0x0202
   bcdDevice            1.00
   iManufacturer           1
   iProduct                2
   iSerial                 3
   bNumConfigurations      1
   Configuration Descriptor:
     bLength                 9
     bDescriptorType         2
     wTotalLength       0x018a
     bNumInterfaces          4
     bConfigurationValue     1
     iConfiguration          0
     bmAttributes         0x80
       (Bus Powered)
     MaxPower              480mA
     Interface Association:
       bLength                 8
       bDescriptorType        11
       bFirstInterface         0
       bInterfaceCount         3
       bFunctionClass          1 Audio
       bFunctionSubClass       0
       bFunctionProtocol       0
       iFunction               0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        0
       bAlternateSetting       0
       bNumEndpoints           0
       bInterfaceClass         1 Audio
       bInterfaceSubClass      1 Control Device
       bInterfaceProtocol      0
       iInterface              0
       AudioControl Interface Descriptor:
         bLength                10
         bDescriptorType        36
         bDescriptorSubtype      1 (HEADER)
         bcdADC               1.00
         wTotalLength       0x0034
         bInCollection           2
         baInterfaceNr(0)        1
         baInterfaceNr(1)        2
       AudioControl Interface Descriptor:
         bLength                12
         bDescriptorType        36
         bDescriptorSubtype      2 (INPUT_TERMINAL)
         bTerminalID             1
         wTerminalType      0x0101 USB Streaming
         bAssocTerminal          0
         bNrChannels             2
         wChannelConfig     0x0003
           Left Front (L)
           Right Front (R)
         iChannelNames           0
         iTerminal               0
       AudioControl Interface Descriptor:
         bLength                 9
         bDescriptorType        36
         bDescriptorSubtype      3 (OUTPUT_TERMINAL)
         bTerminalID             2
         wTerminalType      0x0301 Speaker
         bAssocTerminal          0
         bSourceID               1
         iTerminal               0
       AudioControl Interface Descriptor:
         bLength                12
         bDescriptorType        36
         bDescriptorSubtype      2 (INPUT_TERMINAL)
         bTerminalID             3
         wTerminalType      0x0602 Digital Audio Interface
         bAssocTerminal          0
         bNrChannels             2
         wChannelConfig     0x0003
           Left Front (L)
           Right Front (R)
         iChannelNames           0
         iTerminal               0
       AudioControl Interface Descriptor:
         bLength                 9
         bDescriptorType        36
         bDescriptorSubtype      3 (OUTPUT_TERMINAL)
         bTerminalID             4
         wTerminalType      0x0101 USB Streaming
         bAssocTerminal          0
         bSourceID               3
         iTerminal               0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        1
       bAlternateSetting       0
       bNumEndpoints           0
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        1
       bAlternateSetting       1
       bNumEndpoints           2
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
       AudioStreaming Interface Descriptor:
         bLength                 7
         bDescriptorType        36
         bDescriptorSubtype      1 (AS_GENERAL)
         bTerminalLink           1
         bDelay                  1 frames
         wFormatTag         0x0001 PCM
       AudioStreaming Interface Descriptor:
         bLength                26
         bDescriptorType        36
         bDescriptorSubtype      2 (FORMAT_TYPE)
         bFormatType             1 (FORMAT_TYPE_I)
         bNrChannels             2
         bSubframeSize           2
         bBitResolution         16
         bSamFreqType            6 Discrete
         tSamFreq[ 0]         8000
         tSamFreq[ 1]        16000
         tSamFreq[ 2]        24000
         tSamFreq[ 3]        32000
         tSamFreq[ 4]        44100
         tSamFreq[ 5]        48000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x06  EP 6 OUT
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               4
         bRefresh                0
         bSynchAddress         129
         AudioStreaming Endpoint Descriptor:
           bLength                 7
           bDescriptorType        37
           bDescriptorSubtype      1 (EP_GENERAL)
           bmAttributes         0x01
             Sampling Frequency
           bLockDelayUnits         2 Decoded PCM samples
           wLockDelay         0x0000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x81  EP 1 IN
         bmAttributes            1
           Transfer Type            Isochronous
           Synch Type               None
           Usage Type               Data
         wMaxPacketSize     0x0003  1x 3 bytes
         bInterval               4
         bRefresh                5
         bSynchAddress           0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        1
       bAlternateSetting       2
       bNumEndpoints           2
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
       AudioStreaming Interface Descriptor:
         bLength                 7
         bDescriptorType        36
         bDescriptorSubtype      1 (AS_GENERAL)
         bTerminalLink           1
         bDelay                  1 frames
         wFormatTag         0x0001 PCM
       AudioStreaming Interface Descriptor:
         bLength                26
         bDescriptorType        36
         bDescriptorSubtype      2 (FORMAT_TYPE)
         bFormatType             1 (FORMAT_TYPE_I)
         bNrChannels             2
         bSubframeSize           3
         bBitResolution         24
         bSamFreqType            6 Discrete
         tSamFreq[ 0]         8000
         tSamFreq[ 1]        16000
         tSamFreq[ 2]        24000
         tSamFreq[ 3]        32000
         tSamFreq[ 4]        44100
         tSamFreq[ 5]        48000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x06  EP 6 OUT
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               4
         bRefresh                0
         bSynchAddress         129
         AudioStreaming Endpoint Descriptor:
           bLength                 7
           bDescriptorType        37
           bDescriptorSubtype      1 (EP_GENERAL)
           bmAttributes         0x01
             Sampling Frequency
           bLockDelayUnits         2 Decoded PCM samples
           wLockDelay         0x0000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x81  EP 1 IN
         bmAttributes            1
           Transfer Type            Isochronous
           Synch Type               None
           Usage Type               Data
         wMaxPacketSize     0x0003  1x 3 bytes
         bInterval               4
         bRefresh                5
         bSynchAddress           0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        1
       bAlternateSetting       3
       bNumEndpoints           2
       bInterfaceClass       255 Vendor Specific Class
       bInterfaceSubClass      0
       bInterfaceProtocol      0
       iInterface              0
       Endpoint Descriptor:
         bLength                 7
         bDescriptorType         5
         bEndpointAddress     0x85  EP 5 IN
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               1
       Endpoint Descriptor:
         bLength                 7
         bDescriptorType         5
         bEndpointAddress     0x06  EP 6 OUT
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               1
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        2
       bAlternateSetting       0
       bNumEndpoints           0
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        2
       bAlternateSetting       1
       bNumEndpoints           1
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
       AudioStreaming Interface Descriptor:
         bLength                 7
         bDescriptorType        36
         bDescriptorSubtype      1 (AS_GENERAL)
         bTerminalLink           4
         bDelay                  1 frames
         wFormatTag         0x0001 PCM
       AudioStreaming Interface Descriptor:
         bLength                26
         bDescriptorType        36
         bDescriptorSubtype      2 (FORMAT_TYPE)
         bFormatType             1 (FORMAT_TYPE_I)
         bNrChannels             2
         bSubframeSize           2
         bBitResolution         16
         bSamFreqType            6 Discrete
         tSamFreq[ 0]         8000
         tSamFreq[ 1]        16000
         tSamFreq[ 2]        24000
         tSamFreq[ 3]        32000
         tSamFreq[ 4]        44100
         tSamFreq[ 5]        48000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x85  EP 5 IN
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               4
         bRefresh                0
         bSynchAddress           0
         AudioStreaming Endpoint Descriptor:
           bLength                 7
           bDescriptorType        37
           bDescriptorSubtype      1 (EP_GENERAL)
           bmAttributes         0x01
             Sampling Frequency
           bLockDelayUnits         2 Decoded PCM samples
           wLockDelay         0x0000
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        2
       bAlternateSetting       2
       bNumEndpoints           1
       bInterfaceClass         1 Audio
       bInterfaceSubClass      2 Streaming
       bInterfaceProtocol      0
       iInterface              0
       AudioStreaming Interface Descriptor:
         bLength                 7
         bDescriptorType        36
         bDescriptorSubtype      1 (AS_GENERAL)
         bTerminalLink           4
         bDelay                  1 frames
         wFormatTag         0x0001 PCM
       AudioStreaming Interface Descriptor:
         bLength                26
         bDescriptorType        36
         bDescriptorSubtype      2 (FORMAT_TYPE)
         bFormatType             1 (FORMAT_TYPE_I)
         bNrChannels             2
         bSubframeSize           3
         bBitResolution         24
         bSamFreqType            6 Discrete
         tSamFreq[ 0]         8000
         tSamFreq[ 1]        16000
         tSamFreq[ 2]        24000
         tSamFreq[ 3]        32000
         tSamFreq[ 4]        44100
         tSamFreq[ 5]        48000
       Endpoint Descriptor:
         bLength                 9
         bDescriptorType         5
         bEndpointAddress     0x85  EP 5 IN
         bmAttributes            5
           Transfer Type            Isochronous
           Synch Type               Asynchronous
           Usage Type               Data
         wMaxPacketSize     0x0126  1x 294 bytes
         bInterval               4
         bRefresh                0
         bSynchAddress           0
         AudioStreaming Endpoint Descriptor:
           bLength                 7
           bDescriptorType        37
           bDescriptorSubtype      1 (EP_GENERAL)
           bmAttributes         0x01
             Sampling Frequency
           bLockDelayUnits         2 Decoded PCM samples
           wLockDelay         0x0000
     Interface Descriptor:
       bLength                 9
       bDescriptorType         4
       bInterfaceNumber        3
       bAlternateSetting       0
       bNumEndpoints           1
       bInterfaceClass         3 Human Interface Device
       bInterfaceSubClass      0
       bInterfaceProtocol      0
       iInterface              0
         HID Device Descriptor:
           bLength                 9
           bDescriptorType        33
           bcdHID               1.01
           bCountryCode            0 Not supported
           bNumDescriptors         1
           bDescriptorType        34 Report
           wDescriptorLength      66
          Report Descriptors:
            ** UNAVAILABLE **
       Endpoint Descriptor:
         bLength                 7
         bDescriptorType         5
         bEndpointAddress     0x82  EP 2 IN
         bmAttributes            3
           Transfer Type            Interrupt
           Synch Type               None
           Usage Type               Data
         wMaxPacketSize     0x0040  1x 64 bytes
         bInterval               4
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Received on Sat Mar 16 00:15:01 2019

This archive was generated by hypermail 2.1.8 : Sat Mar 16 2019 - 00:15:01 EET