linux-kernel - [PATCH 6/7] x86/pci: enable pci root res read out for 32bit too -v2

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Date:	Fri, 11 Dec 2009 18:13:09 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Gertjan van Wingerde <gwingerde@...il.com>
Subject: [PATCH 6/7] x86/pci: enable pci root res read out for 32bit too -v2


should be good for 32bit too.

v2: split out cap_4g to 61

Signed-off-by: Yinghai Lu <yinghai@...nel.org>

---
 arch/x86/pci/Makefile   |    3 +--
 arch/x86/pci/amd_bus.c  |   12 ------------
 arch/x86/pci/bus_numa.h |    4 ++--
 arch/x86/pci/i386.c     |    4 ----
 4 files changed, 3 insertions(+), 20 deletions(-)

Index: linux-2.6/arch/x86/pci/Makefile
===================================================================
--- linux-2.6.orig/arch/x86/pci/Makefile
+++ linux-2.6/arch/x86/pci/Makefile
@@ -14,8 +14,7 @@ obj-$(CONFIG_X86_VISWS)		+= visws.o
 obj-$(CONFIG_X86_NUMAQ)		+= numaq_32.o
 
 obj-y				+= common.o early.o
-obj-y				+= amd_bus.o
-obj-$(CONFIG_X86_64)		+= bus_numa.o intel_bus.o
+obj-y				+= amd_bus.o bus_numa.o intel_bus.o
 
 ifeq ($(CONFIG_PCI_DEBUG),y)
 EXTRA_CFLAGS += -DDEBUG
Index: linux-2.6/arch/x86/pci/amd_bus.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/amd_bus.c
+++ linux-2.6/arch/x86/pci/amd_bus.c
@@ -6,9 +6,7 @@
 
 #include <asm/pci_x86.h>
 
-#ifdef CONFIG_X86_64
 #include <asm/pci-direct.h>
-#endif
 
 #include "bus_numa.h"
 
@@ -17,8 +15,6 @@
  * also get peer root bus resource for io,mmio
  */
 
-#ifdef CONFIG_X86_64
-
 struct pci_hostbridge_probe {
 	u32 bus;
 	u32 slot;
@@ -348,14 +344,6 @@ static int __init early_fill_mp_bus_info
 	return 0;
 }
 
-#else  /* !CONFIG_X86_64 */
-
-static int __init early_fill_mp_bus_info(void) { return 0; }
-
-#endif /* !CONFIG_X86_64 */
-
-/* common 32/64 bit code */
-
 #define ENABLE_CF8_EXT_CFG      (1ULL << 46)
 
 static void enable_pci_io_ecs(void *unused)
Index: linux-2.6/arch/x86/pci/i386.c
===================================================================
--- linux-2.6.orig/arch/x86/pci/i386.c
+++ linux-2.6/arch/x86/pci/i386.c
@@ -257,10 +257,6 @@ void __init pcibios_resource_survey(void
  */
 fs_initcall(pcibios_assign_resources);
 
-void __weak x86_pci_root_bus_res_quirks(struct pci_bus *b)
-{
-}
-
 /*
  *  If we set up a device for bus mastering, we need to check the latency
  *  timer as certain crappy BIOSes forget to set it properly.
Index: linux-2.6/arch/x86/pci/bus_numa.h
===================================================================
--- linux-2.6.orig/arch/x86/pci/bus_numa.h
+++ linux-2.6/arch/x86/pci/bus_numa.h
@@ -1,5 +1,5 @@
-#ifdef CONFIG_X86_64
-
+#ifndef __BUS_NUMA_H
+#define __BUS_NUMA_H
 /*
  * sub bus (transparent) will use entres from 3 to store extra from
  * root, so need to make sure we have enough slot there, Should we
--
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