Re: [linux-audio-user] ampli AP-U70

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Subject: Re: [linux-audio-user] ampli AP-U70
From: pierre Le Mignant (pierre.lemignant_AT_worldonline.fr)
Date: Fri Aug 27 2004 - 19:02:09 EEST

Le ven 27/08/2004 à 17:40, Clemens Ladisch a écrit :
> pierre Le Mignant wrote:
> > I would like to configure an amplifier USB yamaha AP-U70. The module
> > snd_usb_audio is loaded but the it doesn't use USB.
>
> What is the output of "lsusb -v"?
>
>
> Clemens
>
>
Bus 001 Device 003: ID 0499:3103 Yamaha Corp.
Device Descriptor:
  bLength 18
  bDescriptorType 1
  bcdUSB 1.10
  bDeviceClass 0 (Defined at Interface level)
  bDeviceSubClass 0
  bDeviceProtocol 0
  bMaxPacketSize0 8
  idVendor 0x0499 Yamaha Corp.
  idProduct 0x3103
  bcdDevice 1.00
  iManufacturer 1 YAMAHA Corporation
  iProduct 2 YAMAHA AP-U70 USB Audio
  iSerial 3 00
  bNumConfigurations 1
  Configuration Descriptor:
    bLength 9
    bDescriptorType 2
    wTotalLength 351
    bNumInterfaces 4
    bConfigurationValue 1
    iConfiguration 0
    bmAttributes 0x40
      Self Powered
    MaxPower 0mA
    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 52
        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 0x0603 Line Connector
        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 1
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x01 EP 1 OUT
        bmAttributes 9
          Transfer Type Isochronous
          Synch Type Adaptive
          Usage Type Data
        wMaxPacketSize 0x00c8 bytes 200 once
        bInterval 1
        bRefresh 0
        bSynchAddress 0
        AudioControl Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x01
            Sampling Frequency
          bLockDelayUnits 1 Milliseconds
          wLockDelay 10 Milliseconds
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 1
        bDelay 0 frames
        wFormatTag 1 PCM
      AudioStreaming Interface Descriptor:
        bLength 14
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 1 (FORMAT_TYPE_I)
        bNrChannels 2
        bSubframeSize 2
        bBitResolution 16
        bSamFreqType 2 Discrete
        tSamFreq[ 0] 44100
        tSamFreq[ 1] 48000
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 2
      bNumEndpoints 1
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x01 EP 1 OUT
        bmAttributes 9
          Transfer Type Isochronous
          Synch Type Adaptive
          Usage Type Data
        wMaxPacketSize 0x012c bytes 300 three times
        bInterval 1
        bRefresh 0
        bSynchAddress 0
        AudioControl Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x01
            Sampling Frequency
          bLockDelayUnits 1 Milliseconds
          wLockDelay 10 Milliseconds
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 1
        bDelay 0 frames
        wFormatTag 1 PCM
      AudioStreaming Interface Descriptor:
        bLength 14
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 1 (FORMAT_TYPE_I)
        bNrChannels 2
        bSubframeSize 3
        bBitResolution 24
        bSamFreqType 2 Discrete
        tSamFreq[ 0] 44100
        tSamFreq[ 1] 48000
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 1
      bAlternateSetting 3
      bNumEndpoints 1
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x01 EP 1 OUT
        bmAttributes 9
          Transfer Type Isochronous
          Synch Type Adaptive
          Usage Type Data
        wMaxPacketSize 0x00c0 bytes 192 once
        bInterval 1
        bRefresh 0
        bSynchAddress 0
        AudioControl Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x81
            Sampling Frequency
            MaxPacketsOnly
          bLockDelayUnits 1 Milliseconds
          wLockDelay 10 Milliseconds
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 1
        bDelay 0 frames
        wFormatTag 4098 AC-3
      AudioStreaming Interface Descriptor:
        bLength 12
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 2 (FORMAT_TYPE_II)
      Warning: Descriptor too short
        wMaxBitRate 1536
        wSamplesPerFrame 1536
        bSamFreqType 1 Discrete
        tSamFreq[ 0] 48000
      AudioStreaming Interface Descriptor:
        bLength 10
        bDescriptorType 36
        bDescriptorSubtype 3 (FORMAT_SPECIFIC)
        wFormatTag 4098 AC-3
        bmBSID 0x000001ff
        bmAC3Features 0x3f
          Internal Dynamic Range Control: scalable, separate boost and
cut scaling value
        junk at descriptor end: 00 3f
    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
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x81 EP 1 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x00c8 bytes 200 once
        bInterval 1
        bRefresh 0
        bSynchAddress 0
        AudioControl Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x01
            Sampling Frequency
          bLockDelayUnits 0 Undefined
          wLockDelay 0 Undefined
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 4
        bDelay 0 frames
        wFormatTag 1 PCM
      AudioStreaming Interface Descriptor:
        bLength 14
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 1 (FORMAT_TYPE_I)
        bNrChannels 2
        bSubframeSize 2
        bBitResolution 16
        bSamFreqType 2 Discrete
        tSamFreq[ 0] 44100
        tSamFreq[ 1] 48000
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 2
      bAlternateSetting 2
      bNumEndpoints 1
      bInterfaceClass 1 Audio
      bInterfaceSubClass 2 Streaming
      bInterfaceProtocol 0
      iInterface 0
      Endpoint Descriptor:
        bLength 9
        bDescriptorType 5
        bEndpointAddress 0x81 EP 1 IN
        bmAttributes 5
          Transfer Type Isochronous
          Synch Type Asynchronous
          Usage Type Data
        wMaxPacketSize 0x012c bytes 300 three times
        bInterval 1
        bRefresh 0
        bSynchAddress 0
        AudioControl Endpoint Descriptor:
          bLength 7
          bDescriptorType 37
          bDescriptorSubtype 1 (EP_GENERAL)
          bmAttributes 0x01
            Sampling Frequency
          bLockDelayUnits 0 Undefined
          wLockDelay 0 Undefined
      AudioStreaming Interface Descriptor:
        bLength 7
        bDescriptorType 36
        bDescriptorSubtype 1 (AS_GENERAL)
        bTerminalLink 4
        bDelay 0 frames
        wFormatTag 1 PCM
      AudioStreaming Interface Descriptor:
        bLength 14
        bDescriptorType 36
        bDescriptorSubtype 2 (FORMAT_TYPE)
        bFormatType 1 (FORMAT_TYPE_I)
        bNrChannels 2
        bSubframeSize 3
        bBitResolution 24
        bSamFreqType 2 Discrete
        tSamFreq[ 0] 44100
        tSamFreq[ 1] 48000
    Interface Descriptor:
      bLength 9
      bDescriptorType 4
      bInterfaceNumber 3
      bAlternateSetting 0
      bNumEndpoints 1
      bInterfaceClass 3 Human Interface Devices
      bInterfaceSubClass 0 No Subclass
      bInterfaceProtocol 0 None
      iInterface 0
      Endpoint Descriptor:
        bLength 7
        bDescriptorType 5
        bEndpointAddress 0x82 EP 2 IN
        bmAttributes 3
          Transfer Type Interrupt
          Synch Type None
          Usage Type Data
        wMaxPacketSize 0x0010 bytes 16 once
        bInterval 4
        HID Device Descriptor:
          bLength 9
          bDescriptorType 33
          bcdHID 1.04
          bCountryCode 0 Not supported
          bNumDescriptors 1
          bDescriptorType 34 Report
          wDescriptorLength 146

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