Video.asl 506 B

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  1. /** @file
  2. ACPI DSDT table
  3. Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
  4. SPDX-License-Identifier: BSD-2-Clause-Patent
  5. **/
  6. External(DIDX)
  7. // Brightness Notification:
  8. // Generate a brightness related notification
  9. // to the LFP if its populated.
  10. //
  11. // Arguments:
  12. // Arg0: Notification value.
  13. //
  14. // Return Value:
  15. // None
  16. Method(BRTN,1,Serialized)
  17. {
  18. If(LEqual(And(DIDX,0x0F00),0x400))
  19. {
  20. Notify(\_SB.PCI0.GFX0.DD1F,Arg0)
  21. }
  22. }