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PC_EXIT_LATENCY enumeration (portcls.h)

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This topic discusses the PC_EXIT_LATENCY enum, and describes its members. The latency times map to specific maximum times in which the device must be able to exit its sleep state and enter the fully functional state (D0).

Syntax

typedef enum _PC_EXIT_LATENCY {
  PcExitLatencyInstant,
  PcExitLatencyFast,
  PcExitLatencyResponsive
} PC_EXIT_LATENCY, *PPC_EXIT_LATENCY;

Constants

 
PcExitLatencyInstant
Indicates a 0-millisecond latency. This means "Do not power down" and it will only be sent when a device is in the D0 state.
PcExitLatencyFast
Indicates a 35-millisecond resume latency.
PcExitLatencyResponsive
Indicates a 300-millisecond resume latency.

Requirements

Requirement Value
Minimum supported client Windows 8
Minimum supported server Windows Server 2012
Header portcls.h