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D3COLD_LAST_TRANSITION_STATUS enumeration (wdm.h)

The D3COLD_LAST_TRANSITION_STATUS enumeration indicates whether the most recent transition to the D3hot device power state was followed by a transition to the D3cold device power state.

Syntax

typedef enum _D3COLD_LAST_TRANSITION_STATUS {
 LastDStateTransitionStatusUnknown,
 LastDStateTransitionD3hot,
 LastDStateTransitionD3cold
} D3COLD_LAST_TRANSITION_STATUS, *PD3COLD_LAST_TRANSITION_STATUS;

Constants

 
LastDStateTransitionStatusUnknown
Information is not available from the bus driver or platform firmware about whether the most recent transition to D3hot was followed by a transition to D3cold.
LastDStateTransitionD3hot
The most recent transition to the D3hot device power state was not followed by a transition to the D3cold device power state.
LastDStateTransitionD3cold
The most recent transition to the D3hot device power state was followed by a transition to the D3cold device power state.

Remarks

The LastTransitionStatus parameter of the GetLastTransitionStatus routine is a pointer to a variable of type D3COLD_LAST_TRANSITION_STATUS.

Requirements

Requirement Value
Header wdm.h (include Wdm.h)

See also

GetLastTransitionStatus

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