fix build bug in "x86: add PCI extended config space access for AMD Barcelona"

Also much less code now.
Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/kernel/cpu/amd.c

@@ -4,10 +4,8 @@
 #include <asm/io.h>
 #include <asm/processor.h>
 #include <asm/apic.h>
-#include <asm/mmconfig.h>
 
 #include <mach_apic.h>
-#include "../setup.h"
 #include "cpu.h"
 
 /*

arch/x86/kernel/cpu/amd_64.c

@@ -6,6 +6,7 @@
 #include <asm/cacheflush.h>
 
 #include <mach_apic.h>
+#include "cpu.h"
 
 extern int __cpuinit get_model_name(struct cpuinfo_x86 *c);
 extern void __cpuinit display_cacheinfo(struct cpuinfo_x86 *c);

arch/x86/kernel/cpu/cpu.h

+#ifdef CONFIG_X86_32
 
 struct cpu_model_info {
 	int vendor;
@@ -36,3 +37,7 @@ extern struct cpu_vendor_dev __x86cpuvendor_start[], __x86cpuvendor_end[];
 
 extern int get_model_name(struct cpuinfo_x86 *c);
 extern void display_cacheinfo(struct cpuinfo_x86 *c);
+
+#endif /* CONFIG_X86_32 */
+
+extern void __cpuinit amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c);

arch/x86/kernel/setup.c

@@ -136,6 +136,7 @@ void __init setup_per_cpu_areas(void)
 	setup_cpumask_of_cpu();
 }
 
+#endif
 #define ENABLE_CF8_EXT_CFG      (1ULL << 46)
 
 void __cpuinit amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c)
@@ -149,4 +150,3 @@ void __cpuinit amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c)
 	set_cpu_cap(c, X86_FEATURE_PCI_EXT_CFG);
 }
 
-#endif

arch/x86/kernel/setup.h

-/*
- * Internal declarations for shared x86 setup code.
- *
- * Copyright (c) 2008 Advanced Micro Devices, Inc.
- * Contributed by Robert Richter <robert.richter@amd.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- * 02111-1307 USA
- */
-
-#ifndef _ARCH_X86_KERNEL_SETUP_H
-
-extern void __cpuinit amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c);
-
-#endif	/* _ARCH_X86_KERNEL_SETUP_H */

arch/x86/kernel/setup_64.c

@@ -73,8 +73,6 @@
 #include <asm/pat.h>
 #include <asm/mmconfig.h>
 
-#include "setup.h"
-
 #include <mach_apic.h>
 #ifdef CONFIG_PARAVIRT
 #include <asm/paravirt.h>

include/asm-x86/mmconfig.h

@@ -9,10 +9,4 @@ static inline void fam10h_check_enable_mmcfg(void) { }
 static inline void check_enable_amd_mmconf_dmi(void) { }
 #endif
 
-#if defined(CONFIG_SMP) && defined(CONFIG_X86_64)
-extern void __cpuinit amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c);
-#else
-static inline void amd_enable_pci_ext_cfg(struct cpuinfo_x86 *c) { }
-#endif
-
 #endif