IRP_MJ_POWER (Serial)

The IRP_MJ_POWER request controls power management.

When Sent

The power manager uses power requests to query and set power states.

Input Parameters

Request specific

Output Parameters

Request specific

I/O Status Block

Request specific

Operation

Serial supports the following power requests:

Serial sends all other power requests down the device stack to be completed by a lower-level driver.

Serial is the default power policy owner for a serial device stack that uses Serial as a function driver or a lower-level filter driver.

For more information about the generic operation of these requests, see Rules for Handling Power IRPs.

Requirements

Header

Wdm.h (include Wdm.h or Ntddk.h)

 

 

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