Fix the LUFA lib to use a submodule instead of just files (#6245)

* Remove LUFA files

* Update descriptions for newer version of LUFA

* Create PR6245.md

* Fix CDC(Serial) type errors

* Fix missed merge conflict for AUDIO_DTYPE_CSInterface

1 files changed, 0 insertions, 385 deletions

diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Host/CDCClassHost.h b/lib/lufa/LUFA/Drivers/USB/Class/Host/CDCClassHost.h
deleted file mode 100644
index 8d0d89a03e..0000000000
--- a/lib/lufa/LUFA/Drivers/USB/Class/Host/CDCClassHost.h
+++ /dev/null
@@ -1,385 +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.
-*/
-
-/** \file
- *  \brief Host mode driver for the library USB CDC Class driver.
- *
- *  Host mode driver for the library USB CDC Class driver.
- *
- *  \note This file should not be included directly. It is automatically included as needed by the USB module driver
- *        dispatch header located in LUFA/Drivers/USB.h.
- */
-
-/** \ingroup Group_USBClassCDC
- *  \defgroup Group_USBClassCDCHost CDC Class Host Mode Driver
- *
- *  \section Sec_USBClassCDCHost_Dependencies Module Source Dependencies
- *  The following files must be built with any user project that uses this module:
- *    - LUFA/Drivers/USB/Class/Host/CDCClassHost.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
- *
- *  \section Sec_USBClassCDCHost_ModDescription Module Description
- *  Host Mode USB Class driver framework interface, for the CDC USB Class driver.
- *
- *  @{
- */
-
-#ifndef __CDC_CLASS_HOST_H__
-#define __CDC_CLASS_HOST_H__
-
-	/* Includes: */
-		#include "../../USB.h"
-		#include "../Common/CDCClassCommon.h"
-
-		#include <stdio.h>
-
-	/* Enable C linkage for C++ Compilers: */
-		#if defined(__cplusplus)
-			extern "C" {
-		#endif
-
-	/* Preprocessor Checks: */
-		#if !defined(__INCLUDE_FROM_CDC_DRIVER)
-			#error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
-		#endif
-
-	/* Public Interface - May be used in end-application: */
-		/* Type Defines: */
-			/** \brief CDC Class Host Mode Configuration and State Structure.
-			 *
-			 *  Class state structure. An instance of this structure should be made within the user application,
-			 *  and passed to each of the CDC class driver functions as the \c CDCInterfaceInfo parameter. This
-			 *  stores each CDC interface's configuration and state information.
-			 */
-			typedef struct
-			{
-				struct
-				{
-					USB_Pipe_Table_t DataINPipe; /**< Data IN Pipe configuration table. */
-					USB_Pipe_Table_t DataOUTPipe; /**< Data OUT Pipe configuration table. */
-					USB_Pipe_Table_t NotificationPipe; /**< Notification IN Pipe configuration table. */
-				} Config; /**< Config data for the USB class interface within the device. All elements in this section
-				           *   <b>must</b> be set or the interface will fail to enumerate and operate correctly.
-				           */
-				struct
-				{
-					bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid
-					                *   after \ref CDC_Host_ConfigurePipes() is called and the Host state machine is in the
-					                *   Configured state.
-					                */
-					uint8_t  ControlInterfaceNumber; /**< Interface index of the CDC-ACM control interface within the attached device. */
-
-					struct
-					{
-						uint16_t HostToDevice; /**< Control line states from the host to device, as a set of \c CDC_CONTROL_LINE_OUT_*
-						                        *   masks - to notify the device of changes to these values, call the
-						                        *   \ref CDC_Host_SendControlLineStateChange() function.
-						                        */
-						uint16_t DeviceToHost; /**< Control line states from the device to host, as a set of \c CDC_CONTROL_LINE_IN_*
-						                        *   masks. This value is updated each time \ref CDC_Host_USBTask() is called.
-						                        */
-					} ControlLineStates; /**< Current states of the virtual serial port's control lines between the device and host. */
-
-					CDC_LineEncoding_t LineEncoding; /**< Line encoding used in the virtual serial port, for the device's information.
-					                                  *   This is generally only used if the virtual serial port data is to be
-					                                  *   reconstructed on a physical UART. When set by the host application, the
-					                                  *   \ref CDC_Host_SetLineEncoding() function must be called to push the changes
-					                                  *   to the device.
-					                                  */
-				} State; /**< State data for the USB class interface within the device. All elements in this section
-						  *   <b>may</b> be set to initial values, but may also be ignored to default to sane values when
-						  *   the interface is enumerated.
-						  */
-			} USB_ClassInfo_CDC_Host_t;
-
-		/* Enums: */
-			/** Enum for the possible error codes returned by the \ref CDC_Host_ConfigurePipes() function. */
-			enum CDC_Host_EnumerationFailure_ErrorCodes_t
-			{
-				CDC_ENUMERROR_NoError                    = 0, /**< Configuration Descriptor was processed successfully. */
-				CDC_ENUMERROR_InvalidConfigDescriptor    = 1, /**< The device returned an invalid Configuration Descriptor. */
-				CDC_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible CDC interface was not found in the device's Configuration Descriptor. */
-				CDC_ENUMERROR_PipeConfigurationFailed    = 3, /**< One or more pipes for the specified interface could not be configured correctly. */
-			};
-
-		/* Function Prototypes: */
-			/** General management task for a given CDC host class interface, required for the correct operation of the interface. This should
-			 *  be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing an CDC Class host configuration and state.
-			 */
-			void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Host interface configuration routine, to configure a given CDC host interface instance using the Configuration
-			 *  Descriptor read from an attached USB device. This function automatically updates the given CDC Host instance's
-			 *  state values and configures the pipes required to communicate with the interface if it is found within the device.
-			 *  This should be called once after the stack has enumerated the attached device, while the host state machine is in
-			 *  the Addressed state.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo      Pointer to a structure containing an CDC Class host configuration and state.
-			 *  \param[in]     ConfigDescriptorSize  Length of the attached device's Configuration Descriptor.
-			 *  \param[in]     ConfigDescriptorData  Pointer to a buffer containing the attached device's Configuration Descriptor.
-			 *
-			 *  \return A value from the \ref CDC_Host_EnumerationFailure_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                                uint16_t ConfigDescriptorSize,
-			                                void* ConfigDescriptorData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
-
-			/** Sets the line encoding for the attached device's virtual serial port. This should be called when the \c LineEncoding
-			 *  values of the interface have been changed to push the new settings to the USB device.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *
-			 *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Sends a Serial Control Line State Change notification to the device. This should be called when the virtual serial
-			 *  control lines (DTR, RTS, etc.) have changed states. Line states persist until they are cleared via a second
-			 *  notification. This should be called each time the CDC class driver's \c ControlLineStates.HostToDevice value is updated
-			 *  to push the new states to the USB device.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *
-			 *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Sends a Send Break request to the device. This is generally used to separate data or to indicate a special condition
-			 *  to the receiving device.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     Duration          Duration of the break, in milliseconds.
-			 *
-			 *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                           const uint8_t Duration) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Sends a given data buffer to the attached USB device, if connected. If a device is not connected when the function is
-			 *  called, the data will be discarded. Bytes will be queued for transmission to the device until either the pipe bank
-			 *  becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows for
-			 *  multiple bytes to be packed into a single pipe packet, increasing data throughput.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     Buffer            Pointer to a buffer containing the data to send to the device.
-			 *  \param[in]     Length            Length of the data to send to the device.
-			 *
-			 *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendData(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                          const void* const Buffer,
-			                          const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Sends a given data buffer from PROGMEM space to the attached USB device, if connected. If a device is not connected when the
-			 *  function is called, the string is discarded. Bytes will be queued for transmission to the host until either the pipe
-			 *  bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows
-			 *  for multiple bytes to be packed into a single pipe packet, increasing data throughput.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or
-			 *       the call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     Buffer            Pointer to a buffer containing the data to send to the device.
-			 *  \param[in]     Length            Length of the data to send to the host.
-			 *
-			 *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendData_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                            const void* const Buffer,
-			                            const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Sends a given null-terminated string to the attached USB device, if connected. If a device is not connected when the
-			 *  function is called, the string is discarded. Bytes will be queued for transmission to the device until either the pipe
-			 *  bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows
-			 *  for multiple bytes to be packed into a single pipe packet, increasing data throughput.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     String            Pointer to the null terminated string to send to the device.
-			 *
-			 *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                            const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
-
-			/** Sends a given null terminated string from PROGMEM space to the attached USB device, if connected. If a device is not connected
-			 *  when the function is called, the string is discarded. Bytes will be queued for transmission to the device until either
-			 *  the pipe bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to
-			 *  the device. This allows for multiple bytes to be packed into a single pipe packet, increasing data throughput.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or
-			 *       the call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     String            Pointer to the null terminated string to send to the host.
-			 *
-			 *  \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendString_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                              const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
-
-			/** Sends a given byte to the attached USB device, if connected. If a device is not connected when the function is called, the
-			 *  byte is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the
-			 *  \ref CDC_Host_Flush() function is called to flush the pending data to the host. This allows for multiple bytes to be
-			 *  packed into a single pipe packet, increasing data throughput.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *  \param[in]     Data              Byte of data to send to the device.
-			 *
-			 *  \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                          const uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Determines the number of bytes received by the CDC interface from the device, waiting to be read. This indicates the number
-			 *  of bytes in the IN pipe bank only, and thus the number of calls to \ref CDC_Host_ReceiveByte() which are guaranteed to succeed
-			 *  immediately. If multiple bytes are to be received, they should be buffered by the user application, as the pipe bank will not be
-			 *  released back to the USB controller until all bytes are read.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *
-			 *  \return Total number of buffered bytes received from the device.
-			 */
-			uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Reads a byte of data from the device. If no data is waiting to be read of if a USB device is not connected, the function
-			 *  returns a negative value. The \ref CDC_Host_BytesReceived() function may be queried in advance to determine how many bytes
-			 *  are currently buffered in the CDC interface's data receive pipe.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *
-			 *  \return Next received byte from the device, or a negative value if no data received.
-			 */
-			int16_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			/** Flushes any data waiting to be sent, ensuring that the send buffer is cleared.
-			 *
-			 *  \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
-			 *       call will fail.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 *
-			 *  \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum.
-			 */
-			uint8_t CDC_Host_Flush(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-			#if defined(FDEV_SETUP_STREAM) || defined(__DOXYGEN__)
-			/** Creates a standard character stream for the given CDC Device instance so that it can be used with all the regular
-			 *  functions in the standard \c <stdio.h> library that accept a \c FILE stream as a destination (e.g. \c fprintf). The created
-			 *  stream is bidirectional and can be used for both input and output functions.
-			 *
-			 *  Reading data from this stream is non-blocking, i.e. in most instances, complete strings cannot be read in by a single
-			 *  fetch, as the endpoint will not be ready at some point in the transmission, aborting the transfer. However, this may
-			 *  be used when the read data is processed byte-per-bye (via \c getc()) or when the user application will implement its own
-			 *  line buffering.
-			 *
-			 *  \note The created stream can be given as \c stdout if desired to direct the standard output from all \c <stdio.h> functions
-			 *        to the given CDC interface.
-			 *        \n\n
-			 *
-			 *  \note This function is not available on all microcontroller architectures.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class configuration and state.
-			 *  \param[in,out] Stream            Pointer to a FILE structure where the created stream should be placed.
-			 */
-			void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                           FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
-
-			/** Identical to \ref CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates
-			 *  the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications.
-			 *
-			 *  \note This function is not available on all microcontroller architectures.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class configuration and state.
-			 *  \param[in,out] Stream            Pointer to a FILE structure where the created stream should be placed.
-			 */
-			void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo,
-			                                   FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1)  ATTR_NON_NULL_PTR_ARG(2);
-			#endif
-
-			/** CDC class driver event for a control line state change on a CDC host interface. This event fires each time the device notifies
-			 *  the host of a control line state change (containing the virtual serial control line states, such as DCD) and may be hooked in the
-			 *  user program by declaring a handler function with the same name and parameters listed here. The new control line states
-			 *  are available in the \c ControlLineStates.DeviceToHost value inside the CDC host interface structure passed as a parameter, set as
-			 *  a mask of \c CDC_CONTROL_LINE_IN_* masks.
-			 *
-			 *  \param[in,out] CDCInterfaceInfo  Pointer to a structure containing a CDC Class host configuration and state.
-			 */
-			void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
-
-	/* Private Interface - For use in library only: */
-	#if !defined(__DOXYGEN__)
-		/* Function Prototypes: */
-			#if defined(__INCLUDE_FROM_CDC_HOST_C)
-				#if defined(FDEV_SETUP_STREAM)
-				static int CDC_Host_putchar(char c,
-				                            FILE* Stream) ATTR_NON_NULL_PTR_ARG(2);
-				static int CDC_Host_getchar(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1);
-				static int CDC_Host_getchar_Blocking(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1);
-				#endif
-
-				void CDC_Host_Event_Stub(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo);
-
-				void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo)
-				                                           ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub);
-
-				static uint8_t DCOMP_CDC_Host_NextCDCControlInterface(void* const CurrentDescriptor)
-				                                                      ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DCOMP_CDC_Host_NextCDCDataInterface(void* const CurrentDescriptor)
-				                                                   ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
-				static uint8_t DCOMP_CDC_Host_NextCDCInterfaceEndpoint(void* const CurrentDescriptor)
-				                                                       ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
-			#endif
-	#endif
-
-	/* Disable C linkage for C++ Compilers: */
-		#if defined(__cplusplus)
-			}
-		#endif
-
-#endif
-
-/** @} */
-