Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
        .Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
 
        .USBSpecification       = VERSION_BCD(01.10),
        .Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
 
        .USBSpecification       = VERSION_BCD(01.10),
-       .Class                  = 0x00,
-       .SubClass               = 0x00,
-       .Protocol               = 0x00,
+       .Class                  = USB_CSCP_NoDeviceClass,
+       .SubClass               = USB_CSCP_NoDeviceSubclass,
+       .Protocol               = USB_CSCP_NoDeviceProtocol,
-                       .Class                    = 0x01,
-                       .SubClass                 = 0x01,
-                       .Protocol                 = 0x00,
+                       .Class                    = AUDIO_CSCP_AudioClass,
+                       .SubClass                 = AUDIO_CSCP_ControlSubclass,
+                       .Protocol                 = AUDIO_CSCP_ControlProtocol,
-                       .Header                   = {.Size = sizeof(USB_Audio_Interface_AC_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_AudioHeader,
+                       .Header                   = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_Header,
-                       .AudioSpecification       = VERSION_BCD(01.00),
-                       .TotalLength              = sizeof(USB_Audio_Interface_AC_t),
+                       .ACSpecification          = VERSION_BCD(01.00),
+                       .TotalLength              = sizeof(USB_Audio_Descriptor_Interface_AC_t),
-                       .Class                    = 0x01,
-                       .SubClass                 = 0x03,
-                       .Protocol                 = 0x00,
+                       .Class                    = AUDIO_CSCP_AudioClass,
+                       .SubClass                 = AUDIO_CSCP_MIDIStreamingSubclass,
+                       .Protocol                 = AUDIO_CSCP_StreamingProtocol,
-                       .Header                   = {.Size = sizeof(USB_Audio_Interface_MIDI_AS_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_General,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_AudioInterface_AS_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_General,
-                       .Header                   = {.Size = sizeof(USB_MIDI_In_Jack_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_InputJack,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
-                       .Header                   = {.Size = sizeof(USB_MIDI_In_Jack_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_InputJack,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
-                       .Header                   = {.Size = sizeof(USB_MIDI_Out_Jack_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_OutputJack,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
-                       .Header                   = {.Size = sizeof(USB_MIDI_Out_Jack_t), .Type = DTYPE_CSInterface},
-                       .Subtype                  = DSUBTYPE_OutputJack,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
 
                                        .EndpointAddress     = (ENDPOINT_DESCRIPTOR_DIR_OUT | MIDI_STREAM_OUT_EPNUM),
                                        .Attributes          = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
                                        .EndpointSize        = MIDI_STREAM_EPSIZE,
 
                                        .EndpointAddress     = (ENDPOINT_DESCRIPTOR_DIR_OUT | MIDI_STREAM_OUT_EPNUM),
                                        .Attributes          = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
                                        .EndpointSize        = MIDI_STREAM_EPSIZE,
-                       .Header                   = {.Size = sizeof(USB_MIDI_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
-                       .Subtype                  = DSUBTYPE_General,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSEndpoint_General,
 
                        .TotalEmbeddedJacks       = 0x01,
                        .AssociatedJackID         = {0x01}
 
                        .TotalEmbeddedJacks       = 0x01,
                        .AssociatedJackID         = {0x01}
 
                                        .EndpointAddress     = (ENDPOINT_DESCRIPTOR_DIR_IN | MIDI_STREAM_IN_EPNUM),
                                        .Attributes          = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
                                        .EndpointSize        = MIDI_STREAM_EPSIZE,
 
                                        .EndpointAddress     = (ENDPOINT_DESCRIPTOR_DIR_IN | MIDI_STREAM_IN_EPNUM),
                                        .Attributes          = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
                                        .EndpointSize        = MIDI_STREAM_EPSIZE,
-                       .Header                   = {.Size = sizeof(USB_MIDI_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
-                       .Subtype                  = DSUBTYPE_General,
+                       .Header                   = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+                       .Subtype                  = AUDIO_DSUBTYPE_CSEndpoint_General,
 
                        .TotalEmbeddedJacks       = 0x01,
                        .AssociatedJackID         = {0x03}
 
                        .TotalEmbeddedJacks       = 0x01,
                        .AssociatedJackID         = {0x03}