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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Google Inc.
* Copyright (C) 2016 Intel Corporation.
*/
External (\_PR.CP00._PSS, PkgObj)
External (\_PR.CP00._TSS, PkgObj)
External (\_PR.CP00._TPC, MethodObj)
External (\_PR.CP00._PTC, PkgObj)
External (\_PR.CP00._TSD, PkgObj)
External (\_SB.MPDL, IntObj)
Device (DPTF_CPU_DEVICE)
{
Name(_ADR, DPTF_CPU_ADDR)
Method (_STA)
{
If (LEqual (\DPTE, One)) {
Return (0xF)
} Else {
Return (0x0)
}
}
/*
* Processor Throttling Controls
*/
Method (_TSS)
{
If (CondRefOf (\_PR.CP00._TSS)) {
Return (\_PR.CP00._TSS)
} Else {
Return (Package ()
{
Package () { 0, 0, 0, 0, 0 }
})
}
}
Method (_TPC)
{
If (CondRefOf (\_PR.CP00._TPC)) {
Return (\_PR.CP00._TPC)
} Else {
Return (0)
}
}
Method (_PTC)
{
If (CondRefOf (\_PR.CP00._PTC)) {
Return (\_PR.CP00._PTC)
} Else {
Return (Package ()
{
Buffer () { 0 },
Buffer () { 0 }
})
}
}
Method (_TSD)
{
If (CondRefOf (\_PR.CP00._TSD)) {
Return (\_PR.CP00._TSD)
} Else {
Return (Package ()
{
Package () { 5, 0, 0, 0, 0 }
})
}
}
Method (_TDL)
{
If (CondRefOf (\_PR.CP00._TSS)) {
Store (SizeOf (\_PR.CP00._TSS), Local0)
Decrement (Local0)
Return (Local0)
} Else {
Return (0)
}
}
/*
* Processor Performance Control
*/
Method (_PPC)
{
Return (0)
}
Method (SPPC, 1)
{
Store (Arg0, \PPCM)
/* Notify OS to re-read _PPC limit on each CPU */
\PPCN ()
}
Method (_PSS)
{
If (CondRefOf (\_PR.CP00._PSS)) {
Return (\_PR.CP00._PSS)
} Else {
Return (Package ()
{
Package () { 0, 0, 0, 0, 0, 0 }
})
}
}
Method (_PDL)
{
/* Check for mainboard specific _PDL override */
If (CondRefOf (\_SB.MPDL)) {
Return (\_SB.MPDL)
} ElseIf (CondRefOf (\_PR.CP00._PSS)) {
Store (SizeOf (\_PR.CP00._PSS), Local0)
Decrement (Local0)
Return (Local0)
} Else {
Return (0)
}
}
/* Return PPCC table defined by mainboard */
Method (PPCC)
{
Return (\_SB.MPPC)
}
#ifdef DPTF_CPU_CRITICAL
Method (_CRT)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_CRITICAL))
}
#endif
#ifdef DPTF_CPU_PASSIVE
Method (_PSV)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_PASSIVE))
}
#endif
#ifdef DPTF_CPU_ACTIVE_AC0
Method (_AC0)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC0))
}
#endif
#ifdef DPTF_CPU_ACTIVE_AC1
Method (_AC1)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC1))
}
#endif
#ifdef DPTF_CPU_ACTIVE_AC2
Method (_AC2)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC2))
}
#endif
#ifdef DPTF_CPU_ACTIVE_AC3
Method (_AC3)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC3))
}
#endif
#ifdef DPTF_CPU_ACTIVE_AC4
Method (_AC4)
{
Return (\_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC4))
}
#endif
}
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