From 1752e8fd9829564cfaa5fa78b04795f628a642e8 Mon Sep 17 00:00:00 2001
From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Mon, 25 Sep 2006 13:36:31 +1000
Subject: [PATCH] --- yaml --- r: 38492 b: refs/heads/master c:
 5e203d686277d87f0a6c9521a3a099ca10ee808d h: refs/heads/master v: v3

---
 [refs]                             |  2 +-
 trunk/arch/powerpc/mm/pgtable_64.c | 29 +++++++----------------------
 2 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/[refs] b/[refs]
index 443661fac9cd..10b98728bda8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: eecba334bdef03ce4918c3193f9b81791a715fb9
+refs/heads/master: 5e203d686277d87f0a6c9521a3a099ca10ee808d
diff --git a/trunk/arch/powerpc/mm/pgtable_64.c b/trunk/arch/powerpc/mm/pgtable_64.c
index b1da03165496..ac64f4aaa509 100644
--- a/trunk/arch/powerpc/mm/pgtable_64.c
+++ b/trunk/arch/powerpc/mm/pgtable_64.c
@@ -63,32 +63,13 @@
 #include <asm/iommu.h>
 #include <asm/abs_addr.h>
 #include <asm/vdso.h>
+#include <asm/firmware.h>
 
 #include "mmu_decl.h"
 
 unsigned long ioremap_bot = IMALLOC_BASE;
 static unsigned long phbs_io_bot = PHBS_IO_BASE;
 
-#ifdef CONFIG_PPC_ISERIES
-
-void __iomem *ioremap(unsigned long addr, unsigned long size)
-{
-	return (void __iomem *)addr;
-}
-
-extern void __iomem *__ioremap(unsigned long addr, unsigned long size,
-		       unsigned long flags)
-{
-	return (void __iomem *)addr;
-}
-
-void iounmap(volatile void __iomem *addr)
-{
-	return;
-}
-
-#else
-
 /*
  * map_io_page currently only called by __ioremap
  * map_io_page adds an entry to the ioremap page table
@@ -161,6 +142,9 @@ void __iomem * __ioremap(unsigned long addr, unsigned long size,
 	unsigned long pa, ea;
 	void __iomem *ret;
 
+	if (firmware_has_feature(FW_FEATURE_ISERIES))
+		return (void __iomem *)addr;
+
 	/*
 	 * Choose an address to map it to.
 	 * Once the imalloc system is running, we use it.
@@ -255,6 +239,9 @@ void iounmap(volatile void __iomem *token)
 {
 	void *addr;
 
+	if (firmware_has_feature(FW_FEATURE_ISERIES))
+		return;
+
 	if (!mem_init_done)
 		return;
 	
@@ -315,8 +302,6 @@ int iounmap_explicit(volatile void __iomem *start, unsigned long size)
 	return 0;
 }
 
-#endif
-
 EXPORT_SYMBOL(ioremap);
 EXPORT_SYMBOL(__ioremap);
 EXPORT_SYMBOL(iounmap);