Add makefile template for the AVR32 UC3 architecture.
[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / MIDI.c
index 904e1fe..d376a30 100644 (file)
@@ -1,21 +1,21 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2010.
-              
+     Copyright (C) Dean Camera, 2011.
+
   dean [at] fourwalledcubicle [dot] com
-      www.fourwalledcubicle.com
+           www.lufa-lib.org
 */
 
 /*
-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting 
-  documentation, and that the name of the author not be used in 
-  advertising or publicity pertaining to distribution of the 
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
 */
 
 #define  __INCLUDE_FROM_USB_DRIVER
-#include "../../HighLevel/USBMode.h"
+#include "../../Core/USBMode.h"
+
 #if defined(USB_CAN_BE_HOST)
 
-#define  __INCLUDE_FROM_MIDI_CLASS_HOST_C
 #define  __INCLUDE_FROM_MIDI_DRIVER
+#define  __INCLUDE_FROM_MIDI_HOST_C
 #include "MIDI.h"
 
 uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo,
@@ -68,32 +69,52 @@ uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceI
 
                        continue;
                }
-               
+
                USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
 
                if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
-                 DataINEndpoint = EndpointData;
+                 DataINEndpoint  = EndpointData;
                else
                  DataOUTEndpoint = EndpointData;
        }
-       
+
        for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
        {
+               uint16_t Size;
+               uint8_t  Type;
+               uint8_t  Token;
+               uint8_t  EndpointAddress;
+               bool     DoubleBanked;
+
                if (PipeNum == MIDIInterfaceInfo->Config.DataINPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_IN,
-                                          DataINEndpoint->EndpointAddress, DataINEndpoint->EndpointSize,
-                                          MIDIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
-                       
-                       MIDIInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;                 
+                       Size            = DataINEndpoint->EndpointSize;
+                       EndpointAddress = DataINEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_IN;
+                       Type            = EP_TYPE_BULK;
+                       DoubleBanked    = MIDIInterfaceInfo->Config.DataINPipeDoubleBank;
+
+                       MIDIInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
                }
                else if (PipeNum == MIDIInterfaceInfo->Config.DataOUTPipeNumber)
                {
-                       Pipe_ConfigurePipe(PipeNum, EP_TYPE_BULK, PIPE_TOKEN_OUT,
-                                          DataOUTEndpoint->EndpointAddress, DataOUTEndpoint->EndpointSize,
-                                          MIDIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
-                       
-                       MIDIInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;                       
+                       Size            = DataOUTEndpoint->EndpointSize;
+                       EndpointAddress = DataOUTEndpoint->EndpointAddress;
+                       Token           = PIPE_TOKEN_OUT;
+                       Type            = EP_TYPE_BULK;
+                       DoubleBanked    = MIDIInterfaceInfo->Config.DataOUTPipeDoubleBank;
+
+                       MIDIInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
+               }
+               else
+               {
+                       continue;
+               }
+
+               if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
+                                        DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
+               {
+                       return MIDI_ENUMERROR_PipeConfigurationFailed;
                }
        }
 
@@ -105,35 +126,37 @@ uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceI
 
 static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Interface)
        {
-               USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
-                                                                               USB_Descriptor_Interface_t);
+               USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
 
-               if ((CurrentInterface->Class    == MIDI_STREAMING_CLASS)    &&
-                   (CurrentInterface->SubClass == MIDI_STREAMING_SUBCLASS) &&
-                   (CurrentInterface->Protocol == MIDI_STREAMING_PROTOCOL))
+               if ((Interface->Class    == AUDIO_CSCP_AudioClass)            &&
+                   (Interface->SubClass == AUDIO_CSCP_MIDIStreamingSubclass) &&
+                   (Interface->Protocol == AUDIO_CSCP_StreamingProtocol))
                {
                        return DESCRIPTOR_SEARCH_Found;
                }
        }
-       
+
        return DESCRIPTOR_SEARCH_NotFound;
 }
 
 static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const CurrentDescriptor)
 {
-       if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+       USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+       if (Header->Type == DTYPE_Endpoint)
        {
-               USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
-                                                                             USB_Descriptor_Endpoint_t);
-       
-               uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
-       
-               if ((EndpointType == EP_TYPE_BULK) && !(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress)))
+               USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
+
+               uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK);
+
+               if ((EndpointType == EP_TYPE_BULK) && !(Pipe_IsEndpointBound(Endpoint->EndpointAddress)))
                  return DESCRIPTOR_SEARCH_Found;
        }
-       else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+       else if (Header->Type == DTYPE_Interface)
        {
                return DESCRIPTOR_SEARCH_Fail;
        }
@@ -141,11 +164,21 @@ static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint(void* const Current
        return DESCRIPTOR_SEARCH_NotFound;
 }
 
+void MIDI_Host_USBTask(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo)
+{
+       if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
+         return;
+
+       #if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
+       MIDI_Host_Flush(MIDIInterfaceInfo);
+       #endif  
+}
+
 uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo)
 {
-       if (USB_HostState != HOST_STATE_Configured)
+       if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return PIPE_RWSTREAM_DeviceDisconnected;
-       
+
        uint8_t ErrorCode;
 
        Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
@@ -166,20 +199,17 @@ uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterface
 {
        if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return HOST_SENDCONTROL_DeviceDisconnected;
-       
+
+       uint8_t ErrorCode;
+
        Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
 
-       if (Pipe_IsReadWriteAllowed())
-       {
-               uint8_t ErrorCode;
+       if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL)) != PIPE_RWSTREAM_NoError)
+         return ErrorCode;
 
-               if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
-                 return ErrorCode;
+       if (!(Pipe_IsReadWriteAllowed()))
+         Pipe_ClearOUT();
 
-               if (!(Pipe_IsReadWriteAllowed()))
-                 Pipe_ClearOUT();
-       }
-       
        return PIPE_RWSTREAM_NoError;
 }
 
@@ -188,18 +218,19 @@ bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterface
 {
        if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return HOST_SENDCONTROL_DeviceDisconnected;
-       
+
        Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipeNumber);
 
        if (!(Pipe_IsReadWriteAllowed()))
          return false;
 
-       Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK);
+       Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL);
 
        if (!(Pipe_IsReadWriteAllowed()))
          Pipe_ClearIN();
-       
+
        return true;
 }
 
 #endif
+