StorPortFreeTimer - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// storport.h

ULONG StorPortFreeTimer(
  [in] PVOID HwDeviceExtension,
  [in] PVOID TimerHandle
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-storport-storportfreetimer)

StorPortFreeTimer function

Description

Frees a Storport timer context object previously created by the StorPortInitializeTimer routine.

Parameters

HwDeviceExtension [in]

A pointer to the hardware device extension for the host bus adapter (HBA).

TimerHandle [in]

A pointer to an opaque buffer for the timer context returned by StorPortInitializeTimer.

Return value

The StorPortFreeTimer routine returns one of these status codes:

Return code Description
STOR_STATUS_INVALID_IRQL Current IRQL > DISPATCH_LEVEL.
STOR_STATUS_INVALID_PARAMETER Either HwDeviceExtension or TimerHandle is NULL.
STOR_STATUS_INSUFFICIENT_RESOURCES Insufficient resources are available to free the timer.
STOR_STATUS_SUCCESS The timer was successfully freed.
STOR_STATUS_UNSUCCESSFUL The timer is already free.

Remarks

Miniports should call StorPortFreeTimer whenever a work item is no longer needed or when the miniport receives a PnP SRB notification that the adapter is removed.

See also

HwStorAdapterControl

StorPortInitializeTimer

StorPortRequestTimer

View the official Windows Driver Kit DDI reference

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