X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/e071f3897a0946c6be1e1b5e1f78eda8dcbf6fc7..0d5e30e69fdd10cc75f62e550c32ab4baf9b0005:/LUFA/Drivers/USB/Class/Device/MIDI.c

diff --git a/LUFA/Drivers/USB/Class/Device/MIDI.c b/LUFA/Drivers/USB/Class/Device/MIDI.c
index 364327595..eede4806b 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDI.c
+++ b/LUFA/Drivers/USB/Class/Device/MIDI.c
@@ -33,13 +33,15 @@
 
 #include "MIDI.h"
 
-void MIDI_Device_ProcessControlPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
+void MIDI_Device_ProcessControlRequest(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
 {
 
 }
 
 bool MIDI_Device_ConfigureEndpoints(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
 {
+	memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State));
+
 	if (MIDIInterfaceInfo->Config.DataINEndpointNumber)
 	{
 		if (!(Endpoint_ConfigureEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber, EP_TYPE_BULK,
@@ -68,18 +70,24 @@ void MIDI_Device_USBTask(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo)
 
 }
 
-void MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
+uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)
 {
 	if (USB_DeviceState != DEVICE_STATE_Configured)
-	  return;
+	  return ENDPOINT_RWSTREAM_NoError;
 	
 	Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);
 
 	if (Endpoint_IsReadWriteAllowed());
 	{
-		Endpoint_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK);
+		uint8_t ErrorCode;
+
+		if ((ErrorCode = Endpoint_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != ENDPOINT_RWSTREAM_NoError)
+		  return ErrorCode;
+
 		Endpoint_ClearIN();
 	}
+	
+	return ENDPOINT_RWSTREAM_NoError;
 }
 
 bool MIDI_Device_ReceiveEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInterfaceInfo, MIDI_EventPacket_t* const Event)