PDOT11_POWER_MGMT_MODE_STATUSINFO - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// windot11.h

typedef struct _DOT11_POWER_MGMT_MODE_STATUS_INFO {
  NDIS_OBJECT_HEADER      Header;
  DOT11_POWER_MODE        PowerSaveMode;
  ULONG                   uPowerSaveLevel;
  DOT11_POWER_MODE_REASON Reason;
} DOT11_POWER_MGMT_MODE_STATUS_INFO, *PDOT11_POWER_MGMT_MODE_STATUS_INFO;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ns-windot11-_dot11_power_mgmt_mode_status_info)

_DOT11_POWER_MGMT_MODE_STATUS_INFO structure

Description

[!Important] WiFiCx is the new Wi-Fi driver model released in Windows 11. We recommend that you use WiFiCx to take advantage of the latest features. The WDI driver model is now in maintenance mode and will only receive high priority fixes.

The DOT11_POWER_MGMT_MODE_STATUS_INFO structure describes the power mode of the hardware.

Members

The type, revision, and size of the DOT11_POWER_MGMT_MODE_STATUS_INFO structure. The required settings for the members of Header are the following.

Member Setting
Type NDIS_OBJECT_TYPE_DEFAULT
Revision DOT11_POWER_MGMT_MODE_STATUS_INFO_REVISION_1
Size DOT11_SIZEOF_POWER_MGMT_MODE_STATUS_INFO_REVISION_1

PowerSaveMode

The current power mode of the hardware. The mode may be dot11_power_mode_active or dot11_power_mode_powersave, but should not be dot11_power_mode_unknown.

uPowerSaveLevel

One of the following values describing power saving levels:

Value Meaning
DOT11_POWER_SAVING_NO_POWER_SAVING No power saving
DOT11_POWER_SAVING_FAST_PSP Fast PSP
DOT11_POWER_SAVING_MAX_PSP Maximum PSP
DOT11_POWER_SAVING_MAXIMUM_LEVEL Maximum power saving level

Reason

Reason that the device changed into the current power mode.

Syntax

typedef struct _DOT11_POWER_MGMT_MODE_STATUS_INFO {
  NDIS_OBJECT_HEADER      Header;
  DOT11_POWER_MODE        PowerSaveMode;
  ULONG                   uPowerSaveLevel;
  DOT11_POWER_MODE_REASON Reason;
} DOT11_POWER_MGMT_MODE_STATUS_INFO, *PDOT11_POWER_MGMT_MODE_STATUS_INFO;

Remarks

At each transition of the mode change, a device should remember the reason it made the last change.

View the official Windows Driver Kit DDI reference

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