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