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ALC269 APPLEHDA 2.0

   (0 reviews)

2 Screenshots

It works like a charm with "Ambient noise reduction" option in Sound Preference. Edit your DSDT like this:

Device (HDEF)

{

Name (_ADR, 0x001B0000)

OperationRegion (HDAR, PCI_Config, 0x4C, 0x10)

Field (HDAR, WordAcc, NoLock, Preserve)

{

DCKA, 1,

Offset (0x01),

DCKM, 1,

, 6,

DCKS, 1,

Offset (0x08),

, 15,

PMES, 1

}

Method (_DSM, 4, NotSerialized)

{

Store (Package (0x16)

{

"AAPL,slot-name",

Buffer (0x09)

{

"built-in"

},

"codec-id",

Buffer (0x04)

{

0x69, 0x02, 0xEC, 0x10

},

"built-in",

Buffer (One)

{

0x00

},

"name",

Buffer (0x0F)

{

"Realtek ALC269"

},

"model",

Buffer (0x10)

{

"Realtek ALC271X"

},

"device-type",

Buffer (0x25)

{

"High Definition Audio Controller"

},

"layout-id",

Buffer (0x04)

{

0x1C, 0x00, 0x00, 0x00

},

"device_type",

Buffer (0x06)

{

"Sound"

},

"subsystem-vendor-id",

Buffer (0x04)

{

0x86, 0x80, 0x00, 0x00

},

"hda-gfx",

Buffer (0x0A)

{

"onboard-2"

},

"PinConfigurations",

Buffer (Zero) {}

}, Local0)

DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))

Return (Local0)

}

Method (_PRW, 0, NotSerialized)

{

Return (Package (0x02)

{

0x0D,

0x05

})

}

}

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