In my SSDT5 \_SB.PCI0.PEG0.PEGP has only one key _PWR, (no _PRW, _PSW, _INI, etc..)
Only \_SB.PCI0.PEG0 has _INI (and others _PRW, _PSW, etc..)
When I patched \_SB.PCI0.PEG0._INI with _OFF it did not work so i removed it from \_SB.PCI0.PEG0._INI and patched \_SB.PCI0.PEG0.PEGP._PWR with...