timer.c File Reference

#include "videoprt.h"
#include <debug.h>

Include dependency graph for timer.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
VOID NTAPI	IntVideoPortTimerRoutine (IN PDEVICE_OBJECT DeviceObject, IN PVOID ServiceContext)
BOOLEAN NTAPI	IntVideoPortSetupTimer (IN PDEVICE_OBJECT DeviceObject, IN PVIDEO_PORT_DRIVER_EXTENSION DriverExtension)
VOID NTAPI	VideoPortStartTimer (IN PVOID HwDeviceExtension)
VOID NTAPI	VideoPortStopTimer (IN PVOID HwDeviceExtension)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 24 of file timer.c.

Function Documentation

IntVideoPortSetupTimer()

BOOLEAN NTAPI IntVideoPortSetupTimer	(	IN PDEVICE_OBJECT	DeviceObject,
		IN PVIDEO_PORT_DRIVER_EXTENSION	DriverExtension
	)

Definition at line 43 of file timer.c.

{
   NTSTATUS Status;
   PVIDEO_PORT_DEVICE_EXTENSION DeviceExtension;
 
   DeviceExtension = (PVIDEO_PORT_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
 
   if (DriverExtension->InitializationData.HwTimer != NULL)
   {
      INFO_(VIDEOPRT, "Initializing timer\n");
 
      Status = IoInitializeTimer(
         DeviceObject,
         IntVideoPortTimerRoutine,
         DeviceExtension);
 
      if (!NT_SUCCESS(Status))
      {
         ERR_(VIDEOPRT, "IoInitializeTimer failed with status 0x%08x\n", Status);
         return FALSE;
      }
   }
 
   return TRUE;
}

Referenced by IntVideoPortFindAdapter().

IntVideoPortTimerRoutine()

VOID NTAPI IntVideoPortTimerRoutine	(	IN PDEVICE_OBJECT	DeviceObject,
		IN PVOID	ServiceContext
	)

Definition at line 30 of file timer.c.

{
   PVIDEO_PORT_DEVICE_EXTENSION DeviceExtension = ServiceContext;
 
   ASSERT(DeviceExtension->DriverExtension->InitializationData.HwTimer != NULL);
 
   DeviceExtension->DriverExtension->InitializationData.HwTimer(
      &DeviceExtension->MiniPortDeviceExtension);
}

Referenced by IntVideoPortSetupTimer().

VideoPortStartTimer()

VOID NTAPI VideoPortStartTimer

(

IN PVOID

HwDeviceExtension

)

Definition at line 78 of file timer.c.

{
   TRACE_(VIDEOPRT, "VideoPortStartTimer\n");
   IoStartTimer(VIDEO_PORT_GET_DEVICE_EXTENSION(HwDeviceExtension)->FunctionalDeviceObject);
}

VideoPortStopTimer()

VOID NTAPI VideoPortStopTimer

(

IN PVOID

HwDeviceExtension

)

Definition at line 89 of file timer.c.

{
   TRACE_(VIDEOPRT, "VideoPortStopTimer\n");
   IoStopTimer(VIDEO_PORT_GET_DEVICE_EXTENSION(HwDeviceExtension)->FunctionalDeviceObject);
}