acpica · zetalog · Jun 3, 2014
diff --git a/source/common/ahpredef.c b/source/common/ahpredef.c
@@ -289,7 +289,6 @@ const AH_PREDEFINED_NAME    AslPredefinedInfo[] =
     AH_PREDEF ("_PR3",    "Power Resources for D3hot", "Returns a list of dependent power resources to enter state D3hot"),
     AH_PREDEF ("_PRE",    "Power Resources for Enumeration", "Returns a list of dependent power resources to enumerate devices on a bus"),
     AH_PREDEF ("_PRL",    "Power Source Redundancy List", "Returns a list of power source devices in the same redundancy grouping"),
-    AH_PREDEF ("_PRP",    "Device Properties", "Returns a list of device property information"),
     AH_PREDEF ("_PRS",    "Possible Resource Settings", "Returns a list of a device's possible resource settings"),
     AH_PREDEF ("_PRT",    "PCI Routing Table", "Returns a list of PCI interrupt mappings"),
     AH_PREDEF ("_PRW",    "Power Resources for Wake", "Returns a list of dependent power resources for waking"),

diff --git a/source/compiler/aslanalyze.c b/source/compiler/aslanalyze.c
@@ -641,51 +641,3 @@ ApCheckRegMethod (
 
     AslError (ASL_WARNING, ASL_MSG_NO_REGION, Op, NULL);
 }
-
-
-/*******************************************************************************
- *
- * FUNCTION:    ApFindNameInScope
- *
- * PARAMETERS:  Name                - Name to search for
- *              Op                  - Current parse op
- *
- * RETURN:      TRUE if name found in the same scope as Op.
- *
- * DESCRIPTION: Determine if a name appears in the same scope as Op, as either
- *              a Method() or a Name().
- *
- ******************************************************************************/
-
-BOOLEAN
-ApFindNameInScope (
-    char                    *Name,
-    ACPI_PARSE_OBJECT       *Op)
-{
-    ACPI_PARSE_OBJECT       *Next;
-    ACPI_PARSE_OBJECT       *Parent;
-
-
-    /* Get the start of the current scope */
-
-    Parent = Op->Asl.Parent;
-    Next = Parent->Asl.Child;
-
-    /* Search entire scope for a match to the name */
-
-    while (Next)
-    {
-        if ((Next->Asl.ParseOpcode == PARSEOP_METHOD) ||
-            (Next->Asl.ParseOpcode == PARSEOP_NAME))
-        {
-            if (ACPI_COMPARE_NAME (Name, Next->Asl.NameSeg))
-            {
-                return (TRUE);
-            }
-        }
-
-        Next = Next->Asl.Next;
-    }
-
-    return (FALSE);
-}
diff --git a/source/compiler/aslcompiler.h b/source/compiler/aslcompiler.h
@@ -347,11 +347,6 @@ void
 ApCheckRegMethod (
     ACPI_PARSE_OBJECT       *Op);
 
-BOOLEAN
-ApFindNameInScope (
-    char                    *Name,
-    ACPI_PARSE_OBJECT       *Op);
-
 
 /*
  * aslerror - error handling/reporting

diff --git a/source/compiler/aslmessages.c b/source/compiler/aslmessages.c
@@ -305,7 +305,6 @@ const char                      *AslCompilerMsgs [] =
 /*    ASL_MSG_WRITE */                      "Could not write file",
 /*    ASL_MSG_RANGE */                      "Constant out of range",
 /*    ASL_MSG_BUFFER_ALLOCATION */          "Could not allocate line buffer",
-/*    ASL_MSG_MISSING_DEPENDENCY */         "Missing dependency"
 };
 
 /* Table compiler */

diff --git a/source/compiler/aslmessages.h b/source/compiler/aslmessages.h
@@ -307,7 +307,6 @@ typedef enum
     ASL_MSG_WRITE,
     ASL_MSG_RANGE,
     ASL_MSG_BUFFER_ALLOCATION,
-    ASL_MSG_MISSING_DEPENDENCY,
 
     /* These messages are used by the Data Table compiler only */
 

diff --git a/source/compiler/aslmethod.c b/source/compiler/aslmethod.c
@@ -180,17 +180,6 @@ MtMethodAnalysisWalkBegin (
 
         WalkInfo->MethodStack = MethodInfo;
 
-        /* Special handling for _PRP, must have a _HID also */
-
-        if (!ACPI_STRCMP (METHOD_NAME__PRP, Op->Asl.NameSeg))
-        {
-            if (!ApFindNameInScope (METHOD_NAME__HID, Op))
-            {
-                AslError (ASL_WARNING, ASL_MSG_MISSING_DEPENDENCY, Op,
-                    "_PRP requires _HID in same scope");
-            }
-        }
-
         /* Get the name node */
 
         Next = Op->Asl.Child;
@@ -496,15 +485,6 @@ MtMethodAnalysisWalkBegin (
             }
         }
 
-        else if (!ACPI_STRCMP (METHOD_NAME__PRP, Op->Asl.NameSeg))
-        {
-            if (!ApFindNameInScope (METHOD_NAME__HID, Op))
-            {
-                AslError (ASL_WARNING, ASL_MSG_MISSING_DEPENDENCY, Op,
-                    "_PRP requires _HID in same scope");
-            }
-        }
-
         break;
 
     default:

diff --git a/source/include/acnames.h b/source/include/acnames.h
@@ -127,7 +127,6 @@
 #define METHOD_NAME__HID        "_HID"
 #define METHOD_NAME__INI        "_INI"
 #define METHOD_NAME__PLD        "_PLD"
-#define METHOD_NAME__PRP        "_PRP"
 #define METHOD_NAME__PRS        "_PRS"
 #define METHOD_NAME__PRT        "_PRT"
 #define METHOD_NAME__PRW        "_PRW"

diff --git a/source/include/acpredef.h b/source/include/acpredef.h
@@ -760,12 +760,6 @@ const ACPI_PREDEFINED_INFO          AcpiGbl_PredefinedMethods[] =
                 METHOD_RETURNS (ACPI_RTYPE_PACKAGE)}}, /* Variable-length (Refs) */
                     PACKAGE_INFO (ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0,0,0),
 
-    {{"_PRP",   METHOD_0ARGS,
-                METHOD_RETURNS (ACPI_RTYPE_PACKAGE)}}, /* Variable-length (Pkgs) each: 1 Str, 1 Int/Str/Pkg */
-                    PACKAGE_INFO (ACPI_PTYPE2, ACPI_RTYPE_STRING, 1,
-                        ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING |
-                        ACPI_RTYPE_PACKAGE | ACPI_RTYPE_REFERENCE, 1,0),
-
     {{"_PRS",   METHOD_0ARGS,
                 METHOD_RETURNS (ACPI_RTYPE_BUFFER)}},