1 files changed, 47 insertions, 47 deletions
diff --git a/MdePkg/Include/Protocol/Timer.h b/MdePkg/Include/Protocol/Timer.h
index ffdb0a1468..82bfb9aef5 100644
--- a/MdePkg/Include/Protocol/Timer.h
+++ b/MdePkg/Include/Protocol/Timer.h
@@ -3,14 +3,14 @@
 
   This code is used to provide the timer tick for the DXE core.
 
-  Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
-  This program and the accompanying materials                          
-  are licensed and made available under the terms and conditions of the BSD License         
-  which accompanies this distribution.  The full text of the license may be found at        
-  http://opensource.org/licenses/bsd-license.php                                            
+  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
 
-  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
-  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 **/
 
@@ -29,10 +29,10 @@
 typedef struct _EFI_TIMER_ARCH_PROTOCOL   EFI_TIMER_ARCH_PROTOCOL;
 
 /**
-  This function of this type is called when a timer interrupt fires.  This 
+  This function of this type is called when a timer interrupt fires.  This
   function executes at TPL_HIGH_LEVEL.  The DXE Core will register a function
-  of this type to be called for the timer interrupt, so it can know how much 
-  time has passed.  This information is used to signal timer based events.  
+  of this type to be called for the timer interrupt, so it can know how much
+  time has passed.  This information is used to signal timer based events.
 
   @param  Time   Time since the last timer interrupt in 100 ns units. This will
                  typically be TimerPeriod, but if a timer interrupt is missed, and the
@@ -49,16 +49,16 @@ VOID
   );
 
 /**
-  This function registers the handler NotifyFunction so it is called every time 
-  the timer interrupt fires.  It also passes the amount of time since the last 
-  handler call to the NotifyFunction.  If NotifyFunction is NULL, then the 
-  handler is unregistered.  If the handler is registered, then EFI_SUCCESS is 
-  returned.  If the CPU does not support registering a timer interrupt handler, 
-  then EFI_UNSUPPORTED is returned.  If an attempt is made to register a handler 
-  when a handler is already registered, then EFI_ALREADY_STARTED is returned.  
-  If an attempt is made to unregister a handler when a handler is not registered, 
-  then EFI_INVALID_PARAMETER is returned.  If an error occurs attempting to 
-  register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR 
+  This function registers the handler NotifyFunction so it is called every time
+  the timer interrupt fires.  It also passes the amount of time since the last
+  handler call to the NotifyFunction.  If NotifyFunction is NULL, then the
+  handler is unregistered.  If the handler is registered, then EFI_SUCCESS is
+  returned.  If the CPU does not support registering a timer interrupt handler,
+  then EFI_UNSUPPORTED is returned.  If an attempt is made to register a handler
+  when a handler is already registered, then EFI_ALREADY_STARTED is returned.
+  If an attempt is made to unregister a handler when a handler is not registered,
+  then EFI_INVALID_PARAMETER is returned.  If an error occurs attempting to
+  register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR
   is returned.
 
   @param  This             The EFI_TIMER_ARCH_PROTOCOL instance.
@@ -77,7 +77,7 @@ VOID
   @retval EFI_DEVICE_ERROR      The timer handler could not be registered.
 
 **/
-typedef 
+typedef
 EFI_STATUS
 (EFIAPI *EFI_TIMER_REGISTER_HANDLER)(
   IN EFI_TIMER_ARCH_PROTOCOL    *This,
@@ -85,17 +85,17 @@ EFI_STATUS
 );
 
 /**
-  This function adjusts the period of timer interrupts to the value specified 
-  by TimerPeriod.  If the timer period is updated, then the selected timer 
-  period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned.  If 
-  the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.  
-  If an error occurs while attempting to update the timer period, then the 
-  timer hardware will be put back in its state prior to this call, and 
-  EFI_DEVICE_ERROR is returned.  If TimerPeriod is 0, then the timer interrupt 
-  is disabled.  This is not the same as disabling the CPU's interrupts.  
-  Instead, it must either turn off the timer hardware, or it must adjust the 
-  interrupt controller so that a CPU interrupt is not generated when the timer 
-  interrupt fires. 
+  This function adjusts the period of timer interrupts to the value specified
+  by TimerPeriod.  If the timer period is updated, then the selected timer
+  period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned.  If
+  the timer hardware is not programmable, then EFI_UNSUPPORTED is returned.
+  If an error occurs while attempting to update the timer period, then the
+  timer hardware will be put back in its state prior to this call, and
+  EFI_DEVICE_ERROR is returned.  If TimerPeriod is 0, then the timer interrupt
+  is disabled.  This is not the same as disabling the CPU's interrupts.
+  Instead, it must either turn off the timer hardware, or it must adjust the
+  interrupt controller so that a CPU interrupt is not generated when the timer
+  interrupt fires.
 
   @param  This             The EFI_TIMER_ARCH_PROTOCOL instance.
   @param  TimerPeriod      The rate to program the timer interrupt in 100 nS units. If
@@ -110,7 +110,7 @@ EFI_STATUS
   @retval EFI_DEVICE_ERROR      The timer period could not be changed due to a device error.
 
 **/
-typedef 
+typedef
 EFI_STATUS
 (EFIAPI *EFI_TIMER_SET_TIMER_PERIOD)(
   IN EFI_TIMER_ARCH_PROTOCOL    *This,
@@ -118,9 +118,9 @@ EFI_STATUS
   );
 
 /**
-  This function retrieves the period of timer interrupts in 100 ns units, 
-  returns that value in TimerPeriod, and returns EFI_SUCCESS.  If TimerPeriod 
-  is NULL, then EFI_INVALID_PARAMETER is returned.  If a TimerPeriod of 0 is 
+  This function retrieves the period of timer interrupts in 100 ns units,
+  returns that value in TimerPeriod, and returns EFI_SUCCESS.  If TimerPeriod
+  is NULL, then EFI_INVALID_PARAMETER is returned.  If a TimerPeriod of 0 is
   returned, then the timer is currently disabled.
 
   @param  This             The EFI_TIMER_ARCH_PROTOCOL instance.
@@ -131,7 +131,7 @@ EFI_STATUS
   @retval EFI_INVALID_PARAMETER TimerPeriod is NULL.
 
 **/
-typedef 
+typedef
 EFI_STATUS
 (EFIAPI *EFI_TIMER_GET_TIMER_PERIOD)(
   IN EFI_TIMER_ARCH_PROTOCOL      *This,
@@ -139,12 +139,12 @@ EFI_STATUS
   );
 
 /**
-  This function generates a soft timer interrupt. If the platform does not support soft 
-  timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned. 
-  If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler() 
-  service, then a soft timer interrupt will be generated. If the timer interrupt is 
-  enabled when this service is called, then the registered handler will be invoked. The 
-  registered handler should not be able to distinguish a hardware-generated timer 
+  This function generates a soft timer interrupt. If the platform does not support soft
+  timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned.
+  If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler()
+  service, then a soft timer interrupt will be generated. If the timer interrupt is
+  enabled when this service is called, then the registered handler will be invoked. The
+  registered handler should not be able to distinguish a hardware-generated timer
   interrupt from a software-generated timer interrupt.
 
   @param  This                  The EFI_TIMER_ARCH_PROTOCOL instance.
@@ -153,7 +153,7 @@ EFI_STATUS
   @retval EFI_UNSUPPORTED       The platform does not support the generation of soft timer interrupts.
 
 **/
-typedef 
+typedef
 EFI_STATUS
 (EFIAPI *EFI_TIMER_GENERATE_SOFT_INTERRUPT)(
   IN EFI_TIMER_ARCH_PROTOCOL    *This
@@ -161,11 +161,11 @@ EFI_STATUS
 
 
 ///
-/// This protocol provides the services to initialize a periodic timer 
+/// This protocol provides the services to initialize a periodic timer
 /// interrupt, and to register a handler that is called each time the timer
 /// interrupt fires.  It may also provide a service to adjust the rate of the
-/// periodic timer interrupt.  When a timer interrupt occurs, the handler is 
-/// passed the amount of time that has passed since the previous timer 
+/// periodic timer interrupt.  When a timer interrupt occurs, the handler is
+/// passed the amount of time that has passed since the previous timer
 /// interrupt.
 ///
 struct _EFI_TIMER_ARCH_PROTOCOL {