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/*
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
OperationRegion (XPRT, SystemMemory, BASE(_ADR), 0x100)
Field (XPRT, ByteAcc, NoLock, Preserve)
{
VDID, 32,
Offset(0x74), /* 0x74, XHCI CFG Power Control And Status */
D0D3, 2, /* 0x74 BIT[1:0] */
, 6,
PMEE, 1, /* PME Enable */
, 6,
PMES, 1, /* PME Status */
}
Method (_PS0, 0, Serialized)
{
If (\_SB.PCI0.TXHC.PMEE == 1) {
/* Clear PME_EN of CPU xHCI */
\_SB.PCI0.TXHC.PMEE = 0
}
}
Method (_PS3, 0, Serialized)
{
If (\_SB.PCI0.TXHC.PMEE == 0) {
/* Set PME_EN of CPU xHCI */
\_SB.PCI0.TXHC.PMEE = 1
}
}
Method (_S0W, 0x0, NotSerialized)
{
Return (0x4)
}
/*
* Variable to skip TCSS/TBT D3 cold; 1+: Skip D3CE, 0 - Enable D3CE
* TCSS D3 Cold and TBT RTD3 is only available when system power state is in S0.
*/
Name (SD3C, 0)
Method (_PR0)
{
Return (Package () { \_SB.PCI0.D3C })
}
Method (_PR3)
{
Return (Package () { \_SB.PCI0.D3C })
}
/*
* XHCI controller _DSM method
*/
Method (_DSM, 4, serialized)
{
Return (Buffer() { 0 })
}
/*
* _SXD and _SXW methods
*/
Method (_S3D, 0, NotSerialized)
{
Return (3)
}
Method (_S4D, 0, NotSerialized)
{
Return (3)
}
Method (_S3W, 0, NotSerialized)
{
Return (3)
}
Method (_S4W, 0, NotSerialized)
{
Return (3)
}
/*
* Power resource for wake
*/
Method (_PRW, 0)
{
Return (Package() { 0x6D, 4 })
}
/*
* Device sleep wake
*/
Method (_DSW, 3)
{
C2PM (Arg0, Arg1, Arg2, DCPM)
/* If entering Sx (Arg1 > 1), need to skip TCSS D3Cold & TBT RTD3/D3Cold. */
SD3C = Arg1
}
/*
* xHCI Root Hub Device
*/
Device (RHUB)
{
Name (_ADR, Zero)
/* High Speed Ports */
Device (HS01)
{
Name (_ADR, 0x01)
}
/* Super Speed Ports */
Device (SS01)
{
Name (_ADR, 0x02)
}
Device (SS02)
{
Name (_ADR, 0x03)
}
Device (SS03)
{
Name (_ADR, 0x04)
}
Device (SS04)
{
Name (_ADR, 0x05)
}
}
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