# Patch by EMlyDinEsH (OSXLatitude)
# Patch for Asus Ambient Light Sensor device to work with my AsusNBFnKeys driver

# Modifying method RALS of ALS device 
# to work with keyboard backlight and report its value to my driver
into Method label RALS replace_content begin
            If (ALAE)\n
            {\n
                Store (RRAM (0x04C9), Local0)\n
                And (Local0, 0x0F, Local0)\n
                If (LLessEqual (Local0, One))\n
                {\n
                    Store (0x32, Local1)\n
                    ^^^^ATKD.SKBL (0x03)\n
                    Store (0x04, Local2)\n
                }\n
                Else\n
                {\n
                    If (LLessEqual (Local0, 0x06))\n
                    {\n
                        Store (0xC8, Local1)\n
                        ^^^^ATKD.SKBL (0x02)\n
                        Store (0x08, Local2)\n
                    }\n
                    Else\n
                    {\n
                        If (LLessEqual (Local0, 0x0A))\n
                        {\n
                            Store (0x0190, Local1)\n
                            ^^^^ATKD.SKBL (One)\n
                            Store (0x0c, Local2)\n
                        }\n
                        Else\n
                        {\n
                            If (LLessEqual (Local0, 0x0E))\n
                            {\n
                                Store (0x0258, Local1)\n
                            }\n
                            Else\n
                            {\n
                                Store (0x0320, Local1)\n
                            }\n
                            ^^^^ATKD.SKBL (Zero)\n
                            Store (0x10, Local2)\n
                        }\n
                    }\n
                }\n
                Return (Local2)\n
            }\n
            Else\n
            {\n
                Return (0xC8)\n
            }
 end;

# Modifying method _QDD and _QCD methods of ALS device notifiers to notify properly
into Method label _QDD replace_content begin
             Notify (ALS, 0x80)\n
             If (ATKP)\n
             {\n
                 ^^^^ATKD.IANE (0xC6)\n
             }
end;

into Method label _QCD replace_content begin
            Notify (ALS, 0x80)\n
             If (ATKP)\n
             {\n
                 ^^^^ATKD.IANE (0xC7)\n
             }
end;

# Inserting method ALSS into ATKD
# for reading ambient illuminance values from my AsusNBFnKeys driver
into method label ALSS parent_label ATKD remove_entry;
into device label ATKD insert begin
Method (ALSS, 0, NotSerialized)\n
            {\n
                Return (^^PCI0.LPCB.EC0.RALS ())\n
            }
end;