Add branch for the conversion of demos to use standard C header files for configurati...

[pub/USBasp.git] / LUFA / Drivers / USB / Class / Host / MIDIClassHost.c

diff --git a/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c b/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c
index 5aadbcc..1300577 100644 (file)
--- a/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c
+++ b/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c
@@ -78,45 +78,19 @@ uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceI
                  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)
-               {
-                       Size            = le16_to_cpu(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)
-               {
-                       Size            = le16_to_cpu(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;
-               }
-       }
+       MIDIInterfaceInfo->Config.DataINPipe.Size  = le16_to_cpu(DataINEndpoint->EndpointSize);
+       MIDIInterfaceInfo->Config.DataINPipe.EndpointAddress = DataINEndpoint->EndpointAddress;
+       MIDIInterfaceInfo->Config.DataINPipe.Type  = EP_TYPE_BULK;
+       
+       MIDIInterfaceInfo->Config.DataOUTPipe.Size = le16_to_cpu(DataOUTEndpoint->EndpointSize);
+       MIDIInterfaceInfo->Config.DataOUTPipe.EndpointAddress = DataOUTEndpoint->EndpointAddress;
+       MIDIInterfaceInfo->Config.DataOUTPipe.Type = EP_TYPE_BULK;
+       
+       if (!(Pipe_ConfigurePipeTable(&MIDIInterfaceInfo->Config.DataINPipe, 1)))
+         return false;
+       
+       if (!(Pipe_ConfigurePipeTable(&MIDIInterfaceInfo->Config.DataOUTPipe, 1)))
+         return false; 
 
        MIDIInterfaceInfo->State.InterfaceNumber = MIDIInterface->InterfaceNumber;
        MIDIInterfaceInfo->State.IsActive = true;
@@ -181,7 +155,7 @@ uint8_t MIDI_Host_Flush(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo)
 
        uint8_t ErrorCode;
 
-       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
+       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipe.Address);
 
        if (Pipe_BytesInPipe())
        {
@@ -202,7 +176,7 @@ uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterface
 
        uint8_t ErrorCode;
 
-       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipeNumber);
+       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipe.Address);
 
        if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL)) != PIPE_RWSTREAM_NoError)
          return ErrorCode;
@@ -218,18 +192,27 @@ bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterface
 {
        if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive))
          return HOST_SENDCONTROL_DeviceDisconnected;
+         
+       bool DataReady = false;
 
-       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipeNumber);
-
-       if (!(Pipe_IsReadWriteAllowed()))
-         return false;
+       Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipe.Address);
+       Pipe_Unfreeze();
 
-       Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL);
-
-       if (!(Pipe_IsReadWriteAllowed()))
-         Pipe_ClearIN();
+       if (Pipe_IsINReceived())
+       {
+               if (Pipe_BytesInPipe())
+               {
+                       Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL);
+                       DataReady = true;
+               }
 
-       return true;
+               if (!(Pipe_BytesInPipe()))
+                 Pipe_ClearIN();
+       }
+       
+       Pipe_Freeze();
+       
+       return DataReady;
 }
 
 #endif