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southbridge/intel/bd82x6x: Remove unused argument from ACPI method 

The method POSC was only using 2 of the 3 arguments passed in to it.
Remove the unused argument.

Change-Id: I6bbc2a034c79581fd338276eea56aac6d1affa58
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/26124
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Martin Roth 2018-05-06 21:06:18 -05:00
parent 14604dad4e
commit a34b5bc6ed
2 changed files with 16 additions and 5 deletions
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8
src/southbridge/intel/bd82x6x/acpi/pch.asl
View File

@ -254,10 +254,16 @@ Scope(\)
Method (_OSC, 4)
{
/*
* Arg0 - A Buffer containing a UUID
* Arg1 - An Integer containing a Revision ID of the buffer format
* Arg2 - An Integer containing a count of entries in Arg3
* Arg3 - A Buffer containing a list of DWORD capabilities
*/
/* Check for XHCI */
If (LEqual (Arg0, ToUUID("7c9512a9-1705-4cb4-af7d-506a2423ab71")))
{
Return (^XHC.POSC(Arg1, Arg2, Arg3))
Return (^XHC.POSC(Arg2, Arg3))
}
/* Check for PCIe */

13
src/southbridge/intel/bd82x6x/acpi/usb.asl
View File

@ -140,13 +140,18 @@ Device (XHC)
Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
Method(POSC,3,Serialized)
Method(POSC,2,Serialized)
{
/*
* Arg0 - An Integer containing a count of entries in Arg3
* Arg1 - A Buffer containing a list of DWORD capabilities
*/
// Create DWord field from the Capabilities Buffer
CreateDWordField(Arg2,0,CDW1)
CreateDWordField(Arg1,0,CDW1)
// Check revision
If(LNotEqual(Arg1,One)) {
If(LNotEqual(Arg0,One)) {
// Set unknown revision bit
Or(CDW1,0x8,CDW1)
}
@ -179,7 +184,7 @@ Device (XHC)
And(X2PR, 0xFFFFFFF0, Local0)
Or(Local0, Local1, X2PR)
}
Return(Arg2)
Return(Arg1)
}
// Leave USB ports on for to allow Wake from USB