diff --git a/src/add-ons/accelerants/radeon_hd/atombios/Decoder.c b/src/add-ons/accelerants/radeon_hd/atombios/Decoder.c
index fbb965d554..95908d5fe6 100644
--- a/src/add-ons/accelerants/radeon_hd/atombios/Decoder.c
+++ b/src/add-ons/accelerants/radeon_hd/atombios/Decoder.c
@@ -50,7 +50,7 @@ Revision History:
 extern COMMANDS_PROPERTIES CallTable[];
 
 
-static UINT8 ProcessCommandProperties(PARSER_TEMP_DATA STACK_BASED *	pParserTempData)
+UINT8 ProcessCommandProperties(PARSER_TEMP_DATA STACK_BASED *	pParserTempData)
 {
   UINT8 opcode=((COMMAND_HEADER*)pParserTempData->pWorkingTableData->IP)->Opcode;
   pParserTempData->pWorkingTableData->IP+=CallTable[opcode].headersize;
@@ -85,7 +85,7 @@ UINT16* GetCommandMasterTablePointer(DEVICE_DATA STACK_BASED*  pDeviceData)
 	return MasterTableOffset;
 }
 
-static UINT16* GetDataMasterTablePointer(DEVICE_DATA STACK_BASED*  pDeviceData)
+UINT16* GetDataMasterTablePointer(DEVICE_DATA STACK_BASED*  pDeviceData)
 {
 	UINT16		*MasterTableOffset;
 	
@@ -100,7 +100,7 @@ static UINT16* GetDataMasterTablePointer(DEVICE_DATA STACK_BASED*  pDeviceData)
 }
 
 
-static UINT8 GetTrueIndexInMasterTable(PARSER_TEMP_DATA STACK_BASED * pParserTempData, UINT8 IndexInMasterTable)
+UINT8 GetTrueIndexInMasterTable(PARSER_TEMP_DATA STACK_BASED * pParserTempData, UINT8 IndexInMasterTable)
 {
 #ifndef DISABLE_EASF
 	UINT16 i;
diff --git a/src/add-ons/accelerants/radeon_hd/atombios/Jamfile b/src/add-ons/accelerants/radeon_hd/atombios/Jamfile
index ed131becff..ed3994a0b1 100644
--- a/src/add-ons/accelerants/radeon_hd/atombios/Jamfile
+++ b/src/add-ons/accelerants/radeon_hd/atombios/Jamfile
@@ -7,6 +7,11 @@ UsePrivateHeaders [ FDirName graphics common ] ;
 
 DEFINES += DISABLE_EASF ;
 
+# To avoid changing AMD vendor sources
+TARGET_WARNING_CCFLAGS = [ FFilter $(TARGET_WARNING_CCFLAGS)
+	: -Wall -Wmissing-prototypes -Wcast-align ] ;
+TARGET_WARNING_CCFLAGS += -Wno-pointer-to-int-cast ;
+
 StaticLibrary atombios.a :
 	Decoder.c
 	CD_Operations.c