spinlock.c File Reference

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

Include dependency graph for spinlock.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
VP_STATUS NTAPI	VideoPortCreateSpinLock (IN PVOID HwDeviceExtension, OUT PSPIN_LOCK *SpinLock)
VP_STATUS NTAPI	VideoPortDeleteSpinLock (IN PVOID HwDeviceExtension, IN PSPIN_LOCK SpinLock)
VOID NTAPI	VideoPortAcquireSpinLock (IN PVOID HwDeviceExtension, IN PSPIN_LOCK SpinLock, OUT PUCHAR OldIrql)
VOID NTAPI	VideoPortAcquireSpinLockAtDpcLevel (IN PVOID HwDeviceExtension, IN PSPIN_LOCK SpinLock)
VOID NTAPI	VideoPortReleaseSpinLock (IN PVOID HwDeviceExtension, IN PSPIN_LOCK SpinLock, IN UCHAR NewIrql)
VOID NTAPI	VideoPortReleaseSpinLockFromDpcLevel (IN PVOID HwDeviceExtension, IN PSPIN_LOCK SpinLock)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 24 of file spinlock.c.

Function Documentation

VideoPortAcquireSpinLock()

VOID NTAPI VideoPortAcquireSpinLock	(	IN PVOID	HwDeviceExtension,
		IN PSPIN_LOCK	SpinLock,
		OUT PUCHAR	OldIrql
	)

Definition at line 63 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortAcquireSpinLock\n");
   KeAcquireSpinLock((PKSPIN_LOCK)SpinLock, OldIrql);
}

VideoPortAcquireSpinLockAtDpcLevel()

VOID NTAPI VideoPortAcquireSpinLockAtDpcLevel	(	IN PVOID	HwDeviceExtension,
		IN PSPIN_LOCK	SpinLock
	)

Definition at line 77 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortAcquireSpinLockAtDpcLevel\n");
   KeAcquireSpinLockAtDpcLevel((PKSPIN_LOCK)SpinLock);
}

VideoPortCreateSpinLock()

VP_STATUS NTAPI VideoPortCreateSpinLock	(	IN PVOID	HwDeviceExtension,
		OUT PSPIN_LOCK *	SpinLock
	)

Definition at line 32 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortCreateSpinLock\n");
   *SpinLock = ExAllocatePool(NonPagedPool, sizeof(KSPIN_LOCK));
   if (*SpinLock == NULL)
      return ERROR_NOT_ENOUGH_MEMORY;
   KeInitializeSpinLock((PKSPIN_LOCK)*SpinLock);
   return NO_ERROR;
}

VideoPortDeleteSpinLock()

VP_STATUS NTAPI VideoPortDeleteSpinLock	(	IN PVOID	HwDeviceExtension,
		IN PSPIN_LOCK	SpinLock
	)

Definition at line 49 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortDeleteSpinLock\n");
   ExFreePool(SpinLock);
   return NO_ERROR;
}

VideoPortReleaseSpinLock()

VOID NTAPI VideoPortReleaseSpinLock	(	IN PVOID	HwDeviceExtension,
		IN PSPIN_LOCK	SpinLock,
		IN UCHAR	NewIrql
	)

Definition at line 90 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortReleaseSpinLock\n");
   KeReleaseSpinLock((PKSPIN_LOCK)SpinLock, NewIrql);
}

VideoPortReleaseSpinLockFromDpcLevel()

VOID NTAPI VideoPortReleaseSpinLockFromDpcLevel	(	IN PVOID	HwDeviceExtension,
		IN PSPIN_LOCK	SpinLock
	)

Definition at line 104 of file spinlock.c.

{
   TRACE_(VIDEOPRT, "VideoPortReleaseSpinLockFromDpcLevel\n");
   KeReleaseSpinLockFromDpcLevel((PKSPIN_LOCK)SpinLock);
}