ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fixed MIDI class driver send routines silently discarding packets if the endpoint or pipe is busy (thanks to Robin Green).

Browse source
This commit is contained in:
Dean Camera 2010-11-03 03:20:08 +00:00
parent 5ce8380a7d
commit ee495ca500
3 changed files with 13 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

15
LUFA/Drivers/USB/Class/Device/MIDI.c
View file

@ -92,18 +92,15 @@ uint8_t MIDI_Device_SendEventPacket(USB_ClassInfo_MIDI_Device_t* const MIDIInter
if (USB_DeviceState != DEVICE_STATE_Configured)
return ENDPOINT_RWSTREAM_DeviceDisconnected;
uint8_t ErrorCode;
Endpoint_SelectEndpoint(MIDIInterfaceInfo->Config.DataINEndpointNumber);
if (Endpoint_IsReadWriteAllowed())
{
uint8_t ErrorCode;
if ((ErrorCode = Endpoint_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != ENDPOINT_RWSTREAM_NoError)
return ErrorCode;
if ((ErrorCode = Endpoint_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NO_STREAM_CALLBACK)) != ENDPOINT_RWSTREAM_NoError)
return ErrorCode;
if (!(Endpoint_IsReadWriteAllowed()))
Endpoint_ClearIN();
}
if (!(Endpoint_IsReadWriteAllowed()))
Endpoint_ClearIN();
return ENDPOINT_RWSTREAM_NoError;
}