diff options
Diffstat (limited to 'lib/lufa/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c')
| -rw-r--r-- | lib/lufa/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c b/lib/lufa/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c deleted file mode 100644 index 635148f5e2..0000000000 --- a/lib/lufa/LUFA/Drivers/USB/Class/Host/MIDIClassHost.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - LUFA Library - Copyright (C) Dean Camera, 2017. - - dean [at] fourwalledcubicle [dot] com - www.lufa-lib.org -*/ - -/* - Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com) - - 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 - 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 - software without specific, written prior permission. - - The author disclaims all warranties with regard to this - software, including all implied warranties of merchantability - and fitness. In no event shall the author be liable for any - special, indirect or consequential damages or any damages - whatsoever resulting from loss of use, data or profits, whether - in an action of contract, negligence or other tortious action, - arising out of or in connection with the use or performance of - this software. -*/ - -#define __INCLUDE_FROM_USB_DRIVER -#include "../../Core/USBMode.h" - -#if defined(USB_CAN_BE_HOST) - -#define __INCLUDE_FROM_MIDI_DRIVER -#define __INCLUDE_FROM_MIDI_HOST_C -#include "MIDIClassHost.h" - -uint8_t MIDI_Host_ConfigurePipes(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, - uint16_t ConfigDescriptorSize, - void* ConfigDescriptorData) -{ - USB_Descriptor_Endpoint_t* DataINEndpoint = NULL; - USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL; - USB_Descriptor_Interface_t* MIDIInterface = NULL; - - memset(&MIDIInterfaceInfo->State, 0x00, sizeof(MIDIInterfaceInfo->State)); - - if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration) - return MIDI_ENUMERROR_InvalidConfigDescriptor; - - while (!(DataINEndpoint) || !(DataOUTEndpoint)) - { - if (!(MIDIInterface) || - USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_MIDI_Host_NextMIDIStreamingDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found) - { - if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, - DCOMP_MIDI_Host_NextMIDIStreamingInterface) != DESCRIPTOR_SEARCH_COMP_Found) - { - return MIDI_ENUMERROR_NoCompatibleInterfaceFound; - } - - MIDIInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t); - - DataINEndpoint = NULL; - DataOUTEndpoint = NULL; - - continue; - } - - USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t); - - if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN) - DataINEndpoint = EndpointData; - else - DataOUTEndpoint = EndpointData; - } - - 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 MIDI_ENUMERROR_PipeConfigurationFailed; - - if (!(Pipe_ConfigurePipeTable(&MIDIInterfaceInfo->Config.DataOUTPipe, 1))) - return MIDI_ENUMERROR_PipeConfigurationFailed; - - MIDIInterfaceInfo->State.InterfaceNumber = MIDIInterface->InterfaceNumber; - MIDIInterfaceInfo->State.IsActive = true; - - return MIDI_ENUMERROR_NoError; -} - -static uint8_t DCOMP_MIDI_Host_NextMIDIStreamingInterface(void* const CurrentDescriptor) -{ - USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); - - if (Header->Type == DTYPE_Interface) - { - USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t); - - 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) -{ - USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t); - - if (Header->Type == DTYPE_Endpoint) - { - 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 (Header->Type == DTYPE_Interface) - { - return DESCRIPTOR_SEARCH_Fail; - } - - 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) || !(MIDIInterfaceInfo->State.IsActive)) - return PIPE_RWSTREAM_DeviceDisconnected; - - uint8_t ErrorCode; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipe.Address); - Pipe_Unfreeze(); - - if (Pipe_BytesInPipe()) - { - Pipe_ClearOUT(); - - if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError) - { - Pipe_Freeze(); - return ErrorCode; - } - } - - Pipe_Freeze(); - - return PIPE_READYWAIT_NoError; -} - -uint8_t MIDI_Host_SendEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, - MIDI_EventPacket_t* const Event) -{ - if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) - return HOST_SENDCONTROL_DeviceDisconnected; - - uint8_t ErrorCode; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataOUTPipe.Address); - Pipe_Unfreeze(); - - if ((ErrorCode = Pipe_Write_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL)) != PIPE_RWSTREAM_NoError) - { - Pipe_Freeze(); - return ErrorCode; - } - - if (!(Pipe_IsReadWriteAllowed())) - Pipe_ClearOUT(); - - Pipe_Freeze(); - - return PIPE_RWSTREAM_NoError; -} - -bool MIDI_Host_ReceiveEventPacket(USB_ClassInfo_MIDI_Host_t* const MIDIInterfaceInfo, - MIDI_EventPacket_t* const Event) -{ - if ((USB_HostState != HOST_STATE_Configured) || !(MIDIInterfaceInfo->State.IsActive)) - return HOST_SENDCONTROL_DeviceDisconnected; - - bool DataReady = false; - - Pipe_SelectPipe(MIDIInterfaceInfo->Config.DataINPipe.Address); - Pipe_Unfreeze(); - - if (Pipe_IsINReceived()) - { - if (Pipe_BytesInPipe()) - { - Pipe_Read_Stream_LE(Event, sizeof(MIDI_EventPacket_t), NULL); - DataReady = true; - } - - if (!(Pipe_BytesInPipe())) - Pipe_ClearIN(); - } - - Pipe_Freeze(); - - return DataReady; -} - -#endif - |