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/* SPDX-License-Identifier: GPL-2.0-only */
// Notifications:
// 0x80 - hardware backlight toggle
// 0x81 - backlight toggle
// 0x82 - backlight down
// 0x83 - backlight up
// 0x84 - backlight color change
// 0x85 - OLED screen toggle
Device (S76D) {
Name (_HID, "17761776")
Name (_UID, 0)
Method (RSET, 0, Serialized) {
Debug = "S76D: RSET"
SAPL(0)
SKBL(0)
#if CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD)
SKBC(0xFFFFFF)
#endif // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD)
}
Method (INIT, 0, Serialized) {
Debug = "S76D: INIT"
RSET()
If (^^PCI0.LPCB.EC0.ECOK) {
// Set flags to use software control
^^PCI0.LPCB.EC0.ECOS = 2
Return (0)
} Else {
Return (1)
}
}
Method (FINI, 0, Serialized) {
Debug = "S76D: FINI"
RSET()
If (^^PCI0.LPCB.EC0.ECOK) {
// Set flags to use hardware control
^^PCI0.LPCB.EC0.ECOS = 1
Return (0)
} Else {
Return (1)
}
}
// Get Airplane LED
Method (GAPL, 0, Serialized) {
If (^^PCI0.LPCB.EC0.ECOK) {
If (^^PCI0.LPCB.EC0.AIRP & 0x40) {
Return (1)
}
}
Return (0)
}
// Set Airplane LED
Method (SAPL, 1, Serialized) {
If (^^PCI0.LPCB.EC0.ECOK) {
If (Arg0) {
^^PCI0.LPCB.EC0.AIRP |= 0x40
} Else {
^^PCI0.LPCB.EC0.AIRP &= 0xBF
}
}
}
#if CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD)
// Set KB LED Brightness
Method (SKBL, 1, Serialized) {
If (^^PCI0.LPCB.EC0.ECOK) {
^^PCI0.LPCB.EC0.FDAT = 6
^^PCI0.LPCB.EC0.FBUF = Arg0
^^PCI0.LPCB.EC0.FBF1 = 0
^^PCI0.LPCB.EC0.FBF2 = Arg0
^^PCI0.LPCB.EC0.FCMD = 0xCA
}
}
// Set Keyboard Color
Method (SKBC, 1, Serialized) {
If (^^PCI0.LPCB.EC0.ECOK) {
^^PCI0.LPCB.EC0.FDAT = 0x3
^^PCI0.LPCB.EC0.FBUF = (Arg0 & 0xFF)
^^PCI0.LPCB.EC0.FBF1 = ((Arg0 >> 16) & 0xFF)
^^PCI0.LPCB.EC0.FBF2 = ((Arg0 >> 8) & 0xFF)
^^PCI0.LPCB.EC0.FCMD = 0xCA
Return (Arg0)
} Else {
Return (0)
}
}
#else // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD)
// Get KB LED
Method (GKBL, 0, Serialized) {
Local0 = 0
If (^^PCI0.LPCB.EC0.ECOK) {
^^PCI0.LPCB.EC0.FDAT = One
^^PCI0.LPCB.EC0.FCMD = 0xCA
Local0 = ^^PCI0.LPCB.EC0.FBUF
^^PCI0.LPCB.EC0.FCMD = Zero
}
Return (Local0)
}
// Set KB Led
Method (SKBL, 1, Serialized) {
If (^^PCI0.LPCB.EC0.ECOK) {
^^PCI0.LPCB.EC0.FDAT = Zero
^^PCI0.LPCB.EC0.FBUF = Arg0
^^PCI0.LPCB.EC0.FCMD = 0xCA
}
}
#endif // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD)
// Fan names
Method (NFAN, 0, Serialized) {
Return (Package() {
"CPU fan",
})
}
// Get fan duty cycle and RPM as a single value
Method (GFAN, 1, Serialized) {
Local0 = 0
Local1 = 0
If (^^PCI0.LPCB.EC0.ECOK) {
If (Arg0 == 0) {
Local0 = ^^PCI0.LPCB.EC0.DUT1
Local1 = ^^PCI0.LPCB.EC0.RPM1
} ElseIf (Arg0 == 1) {
Local0 = ^^PCI0.LPCB.EC0.DUT2
Local1 = ^^PCI0.LPCB.EC0.RPM2
}
}
If (Local1 != 0) {
// 60 * (EC frequency / 120) / 2
Local1 = 2156250 / Local1
}
Return ((Local1 << 8) | Local0)
}
// Temperature names
Method (NTMP, 0, Serialized) {
Return (Package() {
"CPU temp",
})
}
// Get temperature
Method (GTMP, 1, Serialized) {
Local0 = 0;
If (^^PCI0.LPCB.EC0.ECOK) {
If (Arg0 == 0) {
Local0 = ^^PCI0.LPCB.EC0.TMP1
} ElseIf (Arg0 == 1) {
Local0 = ^^PCI0.LPCB.EC0.TMP2
}
}
Return (Local0)
}
}
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