Clean up excessive whitespace at the end of each line using the wspurify tool made by Laszlo Monda

6 files changed, 161 insertions, 155 deletions

diff --git a/Demos/Device/LowLevel/AudioInput/AudioInput.c b/Demos/Device/LowLevel/AudioInput/AudioInput.c
index 4abc17422..a984a2ab8 100644
--- a/Demos/Device/LowLevel/AudioInput/AudioInput.c
+++ b/Demos/Device/LowLevel/AudioInput/AudioInput.c
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
-              
+
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
@@ -9,13 +9,13 @@
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  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 
+  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 
+  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 disclaim all warranties with regard to this
@@ -48,7 +48,7 @@ int main(void)
 
 	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
 	sei();
-	
+
 	for (;;)
 	{
 		USB_Audio_Task();
@@ -65,13 +65,13 @@ void SetupHardware(void)
 
 	/* Disable clock division */
 	clock_prescale_set(clock_div_1);
-	
+
 	/* Hardware Initialization */
 	LEDs_Init();
 	ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_32);
 	ADC_SetupChannel(MIC_IN_ADC_CHANNEL);
 	USB_Init();
-	
+
 	/* Start the ADC conversion in free running mode */
 	ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | MIC_IN_ADC_MUX_MASK);
 }
@@ -133,7 +133,7 @@ void EVENT_USB_Device_UnhandledControlRequest(void)
 			/* Set Interface is not handled by the library, as its function is application-specific */
 			if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE))
 			{
-				Endpoint_ClearSETUP();				
+				Endpoint_ClearSETUP();
 				Endpoint_ClearStatusStage();
 
 				/* Check if the host is enabling the audio interface (setting AlternateSetting to 1) */
@@ -157,7 +157,7 @@ void USB_Audio_Task(void)
 
 	/* Select the audio stream endpoint */
 	Endpoint_SelectEndpoint(AUDIO_STREAM_EPNUM);
-	
+
 	/* Check if the current endpoint can be written to and that the next sample should be stored */
 	if (Endpoint_IsINReady() && (TIFR0 & (1 << OCF0A)))
 	{
@@ -166,7 +166,7 @@ void USB_Audio_Task(void)
 
 		/* Audio sample is ADC value scaled to fit the entire range */
 		int16_t AudioSample = ((SAMPLE_MAX_RANGE / ADC_MAX_RANGE) * ADC_GetResult());
-		
+
 		#if defined(MICROPHONE_BIASED_TO_HALF_RAIL)
 		/* Microphone is biased to half rail voltage, subtract the bias from the sample value */
 		AudioSample -= (SAMPLE_MAX_RANGE / 2);
@@ -183,3 +183,4 @@ void USB_Audio_Task(void)
 		}
 	}
 }
+
diff --git a/Demos/Device/LowLevel/AudioInput/AudioInput.h b/Demos/Device/LowLevel/AudioInput/AudioInput.h
index 7be23e8dd..53b63517b 100644
--- a/Demos/Device/LowLevel/AudioInput/AudioInput.h
+++ b/Demos/Device/LowLevel/AudioInput/AudioInput.h
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
-              
+
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
@@ -9,13 +9,13 @@
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  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 
+  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 
+  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 disclaim all warranties with regard to this
@@ -32,7 +32,7 @@
  *
  *  Header file for AudioInput.c.
  */
- 
+
 #ifndef _AUDIO_INPUT_H_
 #define _AUDIO_INPUT_H_
 
@@ -43,7 +43,7 @@
 		#include <avr/interrupt.h>
 
 		#include "Descriptors.h"
-				
+
 		#include <LUFA/Version.h>
 		#include <LUFA/Drivers/USB/USB.h>
 		#include <LUFA/Drivers/Board/LEDs.h>
@@ -52,10 +52,10 @@
 	/* Macros: */
 		/** ADC channel number for the microphone input. */
 		#define MIC_IN_ADC_CHANNEL        2
-		
+
 		/** ADC channel MUX mask for the microphone input. */
 		#define MIC_IN_ADC_MUX_MASK       ADC_CHANNEL2
-		
+
 		/** Maximum ADC sample value for the microphone input. */
 		#define SAMPLE_MAX_RANGE          0xFFFF
 
@@ -82,5 +82,6 @@
 		void EVENT_USB_Device_Disconnect(void);
 		void EVENT_USB_Device_ConfigurationChanged(void);
 		void EVENT_USB_Device_UnhandledControlRequest(void);
-		
+
 #endif
+
diff --git a/Demos/Device/LowLevel/AudioInput/AudioInput.txt b/Demos/Device/LowLevel/AudioInput/AudioInput.txt
index d61e77a52..39d78e784 100644
--- a/Demos/Device/LowLevel/AudioInput/AudioInput.txt
+++ b/Demos/Device/LowLevel/AudioInput/AudioInput.txt
@@ -3,7 +3,7 @@
  *  This file contains special DoxyGen information for the generation of the main page and other special
  *  documentation pages. It is not a project source file.
  */
- 
+
 /** \mainpage Audio Input Device Demo
  *
  *  \section SSec_Compat Demo Compatibility:
@@ -27,7 +27,7 @@
  *    <td><b>USB Class:</b></td>
  *    <td>Audio Class</td>
  *   </tr>
- *   <tr> 
+ *   <tr>
  *    <td><b>USB Subclass:</b></td>
  *    <td>Standard Audio Device</td>
  *   </tr>
@@ -43,19 +43,19 @@
  *   </tr>
  *  </table>
  *
- *  \section SSec_Description Project Description: 
+ *  \section SSec_Description Project Description:
  *
  *  Audio demonstration application. This gives a simple reference
  *  application for implementing a USB Audio Input device using the
  *  basic USB Audio 1.0 drivers in all modern OSes (i.e. no special drivers
  *  required).
- *  
+ *
  *  On start-up the system will automatically enumerate and function
  *  as a USB microphone. Incoming audio from the ADC channel 1 will
  *  be sampled and sent to the host computer.
- *  
+ *
  *  To use, connect a microphone to the ADC channel 2.
- *  
+ *
  *  Under Windows, if a driver request dialogue pops up, select the option
  *  to automatically install the appropriate drivers.
  *
@@ -81,3 +81,4 @@
  *   </tr>
  *  </table>
  */
+
diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.c b/Demos/Device/LowLevel/AudioInput/Descriptors.c
index 150fb3367..432f0c909 100644
--- a/Demos/Device/LowLevel/AudioInput/Descriptors.c
+++ b/Demos/Device/LowLevel/AudioInput/Descriptors.c
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
-              
+
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
@@ -9,13 +9,13 @@
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  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 
+  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 
+  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 disclaim all warranties with regard to this
@@ -30,11 +30,11 @@
 
 /** \file
  *
- *  USB Device Descriptors, for library use when in USB device mode. Descriptors are special 
+ *  USB Device Descriptors, for library use when in USB device mode. Descriptors are special
  *  computer-readable structures which the host requests upon device enumeration, to determine
- *  the device's capabilities and functions.  
+ *  the device's capabilities and functions.
  */
- 
+
 #include "Descriptors.h"
 
 /** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
@@ -45,22 +45,22 @@
 USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
 {
 	.Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
-		
+
 	.USBSpecification       = VERSION_BCD(01.10),
 	.Class                  = 0x00,
 	.SubClass               = 0x00,
 	.Protocol               = 0x00,
-				
+
 	.Endpoint0Size          = FIXED_CONTROL_ENDPOINT_SIZE,
-		
+
 	.VendorID               = 0x03EB,
 	.ProductID              = 0x2047,
 	.ReleaseNumber          = VERSION_BCD(00.01),
-		
+
 	.ManufacturerStrIndex   = 0x01,
 	.ProductStrIndex        = 0x02,
 	.SerialNumStrIndex      = NO_DESCRIPTOR,
-		
+
 	.NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
 };
 
@@ -71,7 +71,7 @@ USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
  */
 USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 {
-	.Config = 
+	.Config =
 		{
 			.Header                   = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
 
@@ -80,134 +80,134 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 
 			.ConfigurationNumber      = 1,
 			.ConfigurationStrIndex    = NO_DESCRIPTOR,
-				
+
 			.ConfigAttributes         = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
-			
+
 			.MaxPowerConsumption      = USB_CONFIG_POWER_MA(100)
 		},
-		
-	.Audio_ControlInterface = 
+
+	.Audio_ControlInterface =
 		{
 			.Header                   = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
 			.InterfaceNumber          = 0,
 			.AlternateSetting         = 0,
-			
+
 			.TotalEndpoints           = 0,
-				
+
 			.Class                    = 0x01,
 			.SubClass                 = 0x01,
 			.Protocol                 = 0x00,
-				
+
 			.InterfaceStrIndex        = NO_DESCRIPTOR
 		},
-	
-	.Audio_ControlInterface_SPC = 
+
+	.Audio_ControlInterface_SPC =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_Interface_AC_t), .Type = DTYPE_CSInterface},
 			.Subtype                  = DSUBTYPE_AudioHeader,
-			
+
 			.ACSpecification          = VERSION_BCD(01.00),
 			.TotalLength              = (sizeof(USB_Audio_Interface_AC_t) +
 			                             sizeof(USB_Audio_InputTerminal_t) +
 			                             sizeof(USB_Audio_OutputTerminal_t)),
-			
+
 			.InCollection             = 1,
 			.InterfaceNumbers         = {1},
 		},
 
-	.Audio_InputTerminal = 
+	.Audio_InputTerminal =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_InputTerminal_t), .Type = DTYPE_CSInterface},
 			.Subtype                  = DSUBTYPE_InputTerminal,
-		
+
 			.TerminalID               = 0x01,
 			.TerminalType             = TERMINAL_IN_MIC,
 			.AssociatedOutputTerminal = 0x00,
-			
+
 			.TotalChannels            = 1,
 			.ChannelConfig            = 0,
-			
+
 			.ChannelStrIndex          = NO_DESCRIPTOR,
 			.TerminalStrIndex         = NO_DESCRIPTOR
 		},
 
-	.Audio_OutputTerminal = 
+	.Audio_OutputTerminal =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_OutputTerminal_t), .Type = DTYPE_CSInterface},
 			.Subtype                  = DSUBTYPE_OutputTerminal,
-		
+
 			.TerminalID               = 0x02,
 			.TerminalType             = TERMINAL_STREAMING,
 			.AssociatedInputTerminal  = 0x00,
-			
+
 			.SourceID                 = 0x01,
-			
+
 			.TerminalStrIndex         = NO_DESCRIPTOR
 		},
 
-	.Audio_StreamInterface_Alt0 = 
+	.Audio_StreamInterface_Alt0 =
 		{
 			.Header                   = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
 			.InterfaceNumber          = 1,
 			.AlternateSetting         = 0,
-			
+
 			.TotalEndpoints           = 0,
-				
+
 			.Class                    = 0x01,
 			.SubClass                 = 0x02,
 			.Protocol                 = 0x00,
-				
+
 			.InterfaceStrIndex        = NO_DESCRIPTOR
 		},
 
-	.Audio_StreamInterface_Alt1 = 
+	.Audio_StreamInterface_Alt1 =
 		{
 			.Header                   = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
 			.InterfaceNumber          = 1,
 			.AlternateSetting         = 1,
-			
+
 			.TotalEndpoints           = 1,
-				
+
 			.Class                    = 0x01,
 			.SubClass                 = 0x02,
 			.Protocol                 = 0x00,
-				
+
 			.InterfaceStrIndex        = NO_DESCRIPTOR
 		},
-		
-	.Audio_StreamInterface_SPC = 
+
+	.Audio_StreamInterface_SPC =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_Interface_AS_t), .Type = DTYPE_CSInterface},
 			.Subtype                  = DSUBTYPE_General,
-			
+
 			.TerminalLink             = 0x02,
-			
+
 			.FrameDelay               = 1,
 			.AudioFormat              = 0x0001
 		},
-		
-	.Audio_AudioFormat = 
+
+	.Audio_AudioFormat =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_Format_t), .Type = DTYPE_CSInterface},
 			.Subtype                  = DSUBTYPE_Format,
 
 			.FormatType               = 0x01,
 			.Channels                 = 0x01,
-			
+
 			.SubFrameSize             = 0x02,
 			.BitResolution            = 16,
 			.SampleFrequencyType      = (sizeof(ConfigurationDescriptor.Audio_AudioFormat.SampleFrequencies) /
 			                             sizeof(Audio_SampleFreq_t)),
-		
+
 			.SampleFrequencies        = {SAMPLE_FREQ(AUDIO_SAMPLE_FREQUENCY)}
 		},
-	
-	.Audio_StreamEndpoint = 
+
+	.Audio_StreamEndpoint =
 		{
-			.Endpoint = 
+			.Endpoint =
 				{
 					.Header              = {.Size = sizeof(USB_Audio_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
 
@@ -216,18 +216,18 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 					.EndpointSize        = AUDIO_STREAM_EPSIZE,
 					.PollingIntervalMS   = 1
 				},
-			
+
 			.Refresh                  = 0,
 			.SyncEndpointNumber       = 0
 		},
-		
-	.Audio_StreamEndpoint_SPC = 
+
+	.Audio_StreamEndpoint_SPC =
 		{
 			.Header                   = {.Size = sizeof(USB_Audio_StreamEndpoint_Spc_t), .Type = DTYPE_CSEndpoint},
 			.Subtype                  = DSUBTYPE_General,
-			
+
 			.Attributes               = EP_ACCEPTS_SMALL_PACKETS,
-			
+
 			.LockDelayUnits           = 0x00,
 			.LockDelay                = 0x0000
 		}
@@ -240,7 +240,7 @@ USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 USB_Descriptor_String_t PROGMEM LanguageString =
 {
 	.Header                 = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
-		
+
 	.UnicodeString          = {LANGUAGE_ID_ENG}
 };
 
@@ -251,7 +251,7 @@ USB_Descriptor_String_t PROGMEM LanguageString =
 USB_Descriptor_String_t PROGMEM ManufacturerString =
 {
 	.Header                 = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
-		
+
 	.UnicodeString          = L"Dean Camera"
 };
 
@@ -262,7 +262,7 @@ USB_Descriptor_String_t PROGMEM ManufacturerString =
 USB_Descriptor_String_t PROGMEM ProductString =
 {
 	.Header                 = {.Size = USB_STRING_LEN(18), .Type = DTYPE_String},
-		
+
 	.UnicodeString          = L"LUFA Audio In Demo"
 };
 
@@ -288,30 +288,31 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
 			Address = &DeviceDescriptor;
 			Size    = sizeof(USB_Descriptor_Device_t);
 			break;
-		case DTYPE_Configuration: 
+		case DTYPE_Configuration:
 			Address = &ConfigurationDescriptor;
 			Size    = sizeof(USB_Descriptor_Configuration_t);
 			break;
-		case DTYPE_String: 
+		case DTYPE_String:
 			switch (DescriptorNumber)
 			{
-				case 0x00: 
+				case 0x00:
 					Address = &LanguageString;
 					Size    = pgm_read_byte(&LanguageString.Header.Size);
 					break;
-				case 0x01: 
+				case 0x01:
 					Address = &ManufacturerString;
 					Size    = pgm_read_byte(&ManufacturerString.Header.Size);
 					break;
-				case 0x02: 
+				case 0x02:
 					Address = &ProductString;
 					Size    = pgm_read_byte(&ProductString.Header.Size);
 					break;
 			}
-			
+
 			break;
 	}
-	
+
 	*DescriptorAddress = Address;
 	return Size;
 }
+
diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.h b/Demos/Device/LowLevel/AudioInput/Descriptors.h
index d154f01a4..c8b43b617 100644
--- a/Demos/Device/LowLevel/AudioInput/Descriptors.h
+++ b/Demos/Device/LowLevel/AudioInput/Descriptors.h
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2010.
-              
+
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
@@ -9,13 +9,13 @@
 /*
   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  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 
+  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 
+  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 disclaim all warranties with regard to this
@@ -32,7 +32,7 @@
  *
  *  Header file for Descriptors.c.
  */
- 
+
 #ifndef _DESCRIPTORS_H_
 #define _DESCRIPTORS_H_
 
@@ -59,7 +59,7 @@
 
 		/** Audio class descriptor subtype value for an Audio class specific descriptor indicating the format of an audio stream. */
 		#define DSUBTYPE_Format              0x02
-		
+
 		//@{
 		/** Supported channel mask for an Audio class terminal descriptor. See the Audio class specification for more details. */
 
@@ -94,7 +94,7 @@
 
 		//@{
 		/** Terminal type constant for an Audio class terminal descriptor. See the Audio class specification for more details. */
-		
+
 		#define TERMINAL_UNDEFINED           0x0100
 		#define TERMINAL_STREAMING           0x0101
 		#define TERMINAL_VENDOR              0x01FF
@@ -120,7 +120,7 @@
 		 *  \param[in] freq  Required audio sampling frequency in HZ
 		 */
 		#define SAMPLE_FREQ(freq)  {LowWord: ((uint32_t)(freq) & 0x00FFFF), HighByte: (((uint32_t)(freq) >> 16) & 0x0000FF)}
-		
+
 		/** Mask for the attributes parameter of an Audio class specific Endpoint descriptor, indicating that the endpoint
 		 *  accepts only filled endpoint packets of audio samples.
 		 */
@@ -133,16 +133,16 @@
 
 		/** Endpoint number of the Audio isochronous streaming data endpoint. */
 		#define AUDIO_STREAM_EPNUM           1
-		
+
 		/** Endpoint size in bytes of the Audio isochronous streaming data endpoint. The Windows audio stack requires
 		 *  at least 192 bytes for correct output, thus the smaller 128 byte maximum endpoint size on some of the smaller
 		 *  USB AVR models will result in unavoidable distorted output.
 		 */
 		#define AUDIO_STREAM_EPSIZE          ENDPOINT_MAX_SIZE(AUDIO_STREAM_EPNUM)
-		
+
 		/** Sample frequency of the data being transmitted through the streaming endpoint. */
 		#define AUDIO_SAMPLE_FREQUENCY       48000
-		
+
 	/* Type Defines: */
 		/** Type define for an Audio class specific interface descriptor. This follows a regular interface descriptor to
 		 *  supply extra information about the audio device's layout to the host. See the USB Audio specification for more
@@ -155,11 +155,11 @@
 
 			uint16_t                  ACSpecification; /**< Binary coded decimal value, indicating the supported Audio Class specification version */
 			uint16_t                  TotalLength; /**< Total length of the Audio class specific descriptors, including this descriptor */
-			
+
 			uint8_t                   InCollection; /**< Total number of audio class interfaces within this device */
 			uint8_t                   InterfaceNumbers[1]; /**< Interface numbers of each audio interface */
 		} USB_Audio_Interface_AC_t;
-		
+
 		/** Type define for an Audio class specific Feature Unit descriptor. This indicates to the host what features
 		 *  are present in the device's audio stream for basic control, such as per-channel volume. See the USB Audio
 		 *  specification for more details.
@@ -168,13 +168,13 @@
 		{
 			USB_Descriptor_Header_t   Header; /**< Regular descriptor header containing the descriptor's type and length */
 			uint8_t                   Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
-			
+
 			uint8_t                   UnitID; /**< ID value of this feature unit - must be a unique value within the device */
 			uint8_t                   SourceID; /**< Source ID value of the audio source input into this feature unit */
-			
+
 			uint8_t                   ControlSize; /**< Size of each element in the ChanelControlls array */
 			uint8_t                   ChannelControls[3]; /**< Feature masks for the control channel, and each separate audio channel */
-			
+
 			uint8_t                   FeatureUnitStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
 		} USB_Audio_FeatureUnit_t;
 
@@ -186,7 +186,7 @@
 		{
 			USB_Descriptor_Header_t   Header; /**< Regular descriptor header containing the descriptor's type and length */
 			uint8_t                   Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
-		
+
 			uint8_t                   TerminalID; /**< ID value of this terminal unit - must be a unique value within the device */
 			uint16_t                  TerminalType; /**< Type of terminal, a TERMINAL_* mask */
 			uint8_t                   AssociatedOutputTerminal; /**< ID of associated output terminal, for physically grouped terminals
@@ -194,7 +194,7 @@
 			                                                     */
 			uint8_t                   TotalChannels; /**< Total number of separate audio channels within this interface (right, left, etc.) */
 			uint16_t                  ChannelConfig; /**< CHANNEL_* masks indicating what channel layout is supported by this terminal */
-			
+
 			uint8_t                   ChannelStrIndex; /**< Index of a string descriptor describing this channel within the device */
 			uint8_t                   TerminalStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
 		} USB_Audio_InputTerminal_t;
@@ -207,17 +207,17 @@
 		{
 			USB_Descriptor_Header_t   Header; /**< Regular descriptor header containing the descriptor's type and length */
 			uint8_t                   Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
-		
+
 			uint8_t                   TerminalID; /**< ID value of this terminal unit - must be a unique value within the device */
 			uint16_t                  TerminalType; /**< Type of terminal, a TERMINAL_* mask */
 			uint8_t                   AssociatedInputTerminal; /**< ID of associated input terminal, for physically grouped terminals
 			                                                    *   such as the speaker and microphone of a phone handset
 			                                                    */
 			uint8_t                   SourceID; /**< ID value of the unit this terminal's audio is sourced from */
-			
+
 			uint8_t                   TerminalStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
 		} USB_Audio_OutputTerminal_t;
-		
+
 		/** Type define for an Audio class specific streaming interface descriptor. This indicates to the host
 		 *  how audio streams within the device are formatted. See the USB Audio specification for more details.
 		 */
@@ -225,13 +225,13 @@
 		{
 			USB_Descriptor_Header_t   Header; /**< Regular descriptor header containing the descriptor's type and length */
 			uint8_t                   Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
-			
+
 			uint8_t                   TerminalLink; /**< ID value of the output terminal this descriptor is describing */
-			
+
 			uint8_t                   FrameDelay; /**< Delay in frames resulting from the complete sample processing from input to output */
 			uint16_t                  AudioFormat; /**< Format of the audio stream, see Audio Device Formats specification */
 		} USB_Audio_Interface_AS_t;
-		
+
 		/** Type define for a 24bit audio sample frequency structure. GCC does not contain a built in 24bit datatype,
 		 *  this this structure is used to build up the value instead. Fill this structure with the SAMPLE_FREQ() macro.
 		 */
@@ -252,15 +252,15 @@
 
 			uint8_t                   FormatType; /**< Format of the audio stream, see Audio Device Formats specification */
 			uint8_t                   Channels; /**< Total number of discrete channels in the stream */
-			
+
 			uint8_t                   SubFrameSize; /**< Size in bytes of each channel's sample data in the stream */
 			uint8_t                   BitResolution; /**< Bits of resolution of each channel's samples in the stream */
 
-			uint8_t                   SampleFrequencyType; /**< Total number of sample frequencies supported by the device */			
+			uint8_t                   SampleFrequencyType; /**< Total number of sample frequencies supported by the device */
 			Audio_SampleFreq_t        SampleFrequencies[1]; /**< Sample frequencies supported by the device */
 		} USB_Audio_Format_t;
-		
-		/** Type define for an Audio class specific endpoint descriptor. This contains a regular endpoint 
+
+		/** Type define for an Audio class specific endpoint descriptor. This contains a regular endpoint
 		 *  descriptor with a few Audio-class specific extensions. See the USB Audio specification for more details.
 		 */
 		typedef struct
@@ -270,7 +270,7 @@
 			uint8_t                   Refresh; /**< Always set to zero */
 			uint8_t                   SyncEndpointNumber; /**< Endpoint address to send synchronization information to, if needed (zero otherwise) */
 		} USB_Audio_StreamEndpoint_Std_t;
-					
+
 		/** Type define for an Audio class specific extended endpoint descriptor. This contains extra information
 		 *  on the usage of endpoints used to stream audio in and out of the USB Audio device, and follows an Audio
 		 *  class specific extended endpoint descriptor. See the USB Audio specification for more details.
@@ -279,13 +279,13 @@
 		{
 			USB_Descriptor_Header_t   Header; /**< Regular descriptor header containing the descriptor's type and length */
 			uint8_t                   Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
-			
+
 			uint8_t                   Attributes; /**< Audio class specific endpoint attributes, such as ACCEPTS_SMALL_PACKETS */
 
 			uint8_t                   LockDelayUnits; /**< Units used for the LockDelay field, see Audio class specification */
 			uint16_t                  LockDelay; /**< Time required to internally lock endpoint's internal clock recovery circuitry */
 		} USB_Audio_StreamEndpoint_Spc_t;
-		
+
 		/** Type define for the device configuration descriptor structure. This must be defined in the
 		 *  application code, as the configuration descriptor contains several sub-descriptors which
 		 *  vary between devices, and which describe the device's usage to the host.
@@ -304,7 +304,7 @@
 			USB_Audio_StreamEndpoint_Std_t        Audio_StreamEndpoint;
 			USB_Audio_StreamEndpoint_Spc_t        Audio_StreamEndpoint_SPC;
 		} USB_Descriptor_Configuration_t;
-		
+
 	/* Function Prototypes: */
 		uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
 		                                    const uint8_t wIndex,
@@ -312,3 +312,4 @@
 		                                    ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
 
 #endif
+
diff --git a/Demos/Device/LowLevel/AudioInput/makefile b/Demos/Device/LowLevel/AudioInput/makefile
index 34d6b2545..1b7fd07a3 100644
--- a/Demos/Device/LowLevel/AudioInput/makefile
+++ b/Demos/Device/LowLevel/AudioInput/makefile
@@ -47,7 +47,7 @@
 # make doxygen = Generate DoxyGen documentation for the project (must have
 #                DoxyGen installed)
 #
-# make debug = Start either simulavr or avarice as specified for debugging, 
+# make debug = Start either simulavr or avarice as specified for debugging,
 #              with avr-gdb or avr-insight as the front end for debugging.
 #
 # make filename.s = Just compile filename.c into the assembler code only.
@@ -64,14 +64,14 @@ MCU = at90usb1287
 
 
 # Target board (see library "Board Types" documentation, NONE for projects not requiring
-# LUFA board drivers). If USER is selected, put custom board drivers in a directory called 
+# LUFA board drivers). If USER is selected, put custom board drivers in a directory called
 # "Board" inside the application directory.
 BOARD = USBKEY
 
 
 # Processor frequency.
-#     This will define a symbol, F_CPU, in all source code files equal to the 
-#     processor frequency in Hz. You can then use this symbol in your source code to 
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
 #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
 #     automatically to create a 32-bit value in your source code.
 #
@@ -84,7 +84,7 @@ F_CPU = 8000000
 
 
 # Input clock frequency.
-#     This will define a symbol, F_CLOCK, in all source code files equal to the 
+#     This will define a symbol, F_CLOCK, in all source code files equal to the
 #     input clock frequency (before any prescaling is performed) in Hz. This value may
 #     differ from F_CPU if prescaling is used on the latter, and is required as the
 #     raw input clock is fed directly to the PLL sections of the AVR for high speed
@@ -136,7 +136,7 @@ SRC = $(TARGET).c                                                 \
 
 
 # List C++ source files here. (C dependencies are automatically generated.)
-CPPSRC = 
+CPPSRC =
 
 
 # List Assembler source files here.
@@ -149,7 +149,7 @@ CPPSRC =
 ASRC =
 
 
-# Optimization level, can be [0, 1, 2, 3, s]. 
+# Optimization level, can be [0, 1, 2, 3, s].
 #     0 = turn off optimization. s = optimize for size.
 #     (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
 OPT = s
@@ -263,7 +263,7 @@ CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
 #             for use in COFF files, additional information about filenames
 #             and function names needs to be present in the assembler source
 #             files -- see avr-libc docs [FIXME: not yet described there]
-#  -listing-cont-lines: Sets the maximum number of continuation lines of hex 
+#  -listing-cont-lines: Sets the maximum number of continuation lines of hex
 #       dump that will be displayed for a given single line of source input.
 ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs,--listing-cont-lines=100
 
@@ -276,7 +276,7 @@ PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
 PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
 
 # If this is left blank, then it will use the Standard printf version.
-PRINTF_LIB = 
+PRINTF_LIB =
 #PRINTF_LIB = $(PRINTF_LIB_MIN)
 #PRINTF_LIB = $(PRINTF_LIB_FLOAT)
 
@@ -288,7 +288,7 @@ SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
 SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
 
 # If this is left blank, then it will use the Standard scanf version.
-SCANF_LIB = 
+SCANF_LIB =
 #SCANF_LIB = $(SCANF_LIB_MIN)
 #SCANF_LIB = $(SCANF_LIB_FLOAT)
 
@@ -300,7 +300,7 @@ MATH_LIB = -lm
 #     Each directory must be seperated by a space.
 #     Use forward slashes for directory separators.
 #     For a directory that has spaces, enclose it in quotes.
-EXTRALIBDIRS = 
+EXTRALIBDIRS =
 
 
 
@@ -323,7 +323,7 @@ EXTMEMOPTS =
 #    -Map:      create map file
 #    --cref:    add cross reference to  map file
 LDFLAGS  = -Wl,-Map=$(TARGET).map,--cref
-LDFLAGS += -Wl,--relax 
+LDFLAGS += -Wl,--relax
 LDFLAGS += -Wl,--gc-sections
 LDFLAGS += $(EXTMEMOPTS)
 LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
@@ -357,7 +357,7 @@ AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
 #AVRDUDE_NO_VERIFY = -V
 
 # Increase verbosity level.  Please use this when submitting bug
-# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> 
+# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
 # to submit bug reports.
 #AVRDUDE_VERBOSE = -v -v
 
@@ -391,7 +391,7 @@ JTAG_DEV = /dev/com1
 DEBUG_PORT = 4242
 
 # Debugging host used to communicate between GDB / avarice / simulavr, normally
-#     just set to localhost unless doing some sort of crazy debugging when 
+#     just set to localhost unless doing some sort of crazy debugging when
 #     avarice is running on a different computer.
 DEBUG_HOST = localhost
 
@@ -420,7 +420,7 @@ WINSHELL = cmd
 MSG_ERRORS_NONE = Errors: none
 MSG_BEGIN = -------- begin --------
 MSG_END = --------  end  --------
-MSG_SIZE_BEFORE = Size before: 
+MSG_SIZE_BEFORE = Size before:
 MSG_SIZE_AFTER = Size after:
 MSG_COFF = Converting to AVR COFF:
 MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
@@ -439,10 +439,10 @@ MSG_CREATING_LIBRARY = Creating library:
 
 
 # Define all object files.
-OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o) 
+OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
 
 # Define all listing files.
-LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst) 
+LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
 
 
 # Compiler flags to generate dependency files.
@@ -507,11 +507,11 @@ sizeafter:
 
 
 # Display compiler version information.
-gccversion : 
+gccversion :
 	@$(CC) --version
 
 
-# Program the device.  
+# Program the device.
 program: $(TARGET).hex $(TARGET).eep
 	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 
@@ -538,9 +538,9 @@ dfu-ee: $(TARGET).hex $(TARGET).eep
 
 
 # Generate avr-gdb config/init file which does the following:
-#     define the reset signal, load the target file, connect to target, and set 
+#     define the reset signal, load the target file, connect to target, and set
 #     a breakpoint at main().
-gdb-config: 
+gdb-config:
 	@$(REMOVE) $(GDBINIT_FILE)
 	@echo define reset >> $(GDBINIT_FILE)
 	@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
@@ -638,14 +638,14 @@ extcoff: $(TARGET).elf
 $(OBJDIR)/%.o : %.c
 	@echo
 	@echo $(MSG_COMPILING) $<
-	$(CC) -c $(ALL_CFLAGS) $< -o $@ 
+	$(CC) -c $(ALL_CFLAGS) $< -o $@
 
 
 # Compile: create object files from C++ source files.
 $(OBJDIR)/%.o : %.cpp
 	@echo
 	@echo $(MSG_COMPILING_CPP) $<
-	$(CC) -c $(ALL_CPPFLAGS) $< -o $@ 
+	$(CC) -c $(ALL_CPPFLAGS) $< -o $@
 
 
 # Compile: create assembler files from C source files.
@@ -667,7 +667,7 @@ $(OBJDIR)/%.o : %.S
 
 # Create preprocessed source for use in sending a bug report.
 %.i : %.c
-	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@ 
+	$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
 
 
 # Target: clean project.
@@ -711,3 +711,4 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 build elf hex eep lss sym coff extcoff doxygen clean          \
 clean_list clean_doxygen program dfu flip flip-ee dfu-ee      \
 debug gdb-config
+