IOCTL_PANEL_GET_BRIGHTNESS IOCTL (ntddvdeo.h)

Returns the brightness level for the display panel.

Major code

IRP_MJ_DEVICE_CONTROL

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code.

Requirements

Requirement	Value
Header	ntddvdeo.h