6 files changed, 18 insertions, 10 deletions

diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index 5de8e92be2dc..e3c579efde7a 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -64,12 +64,18 @@ extern void early_reserve_e820_mpc_new(void);
 extern int enable_update_mptable;
 extern int default_mpc_apic_id(struct mpc_cpu *m);
 extern void default_smp_read_mpc_oem(struct mpc_table *mpc);
+# ifdef CONFIG_X86_IO_APIC
+extern void default_mpc_oem_bus_info(struct mpc_bus *m, char *str);
+# else
+#  define default_mpc_oem_bus_info NULL
+# endif
 #else
 static inline void find_smp_config(void) { }
 static inline void early_reserve_e820_mpc_new(void) { }
 #define enable_update_mptable 0
 #define default_mpc_apic_id NULL
 #define default_smp_read_mpc_oem NULL
+#define default_mpc_oem_bus_info NULL
 #endif
 
 void __cpuinit generic_processor_info(int apicid, int version);
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index fd2267baba1d..6121a8ac7b06 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -12,7 +12,6 @@
 /*
  * Any setup quirks to be performed?
  */
-struct mpc_bus;
 
 struct x86_quirks {
         int (*arch_pre_time_init)(void);
@@ -22,8 +21,6 @@ struct x86_quirks {
         int (*arch_trap_init)(void);
         int (*mach_get_smp_config)(unsigned int early);
         int (*mach_find_smp_config)(unsigned int reserve);
-
-        void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
 };
 
 extern void x86_quirk_intr_init(void);
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 404e2d2b06d3..2833a873a903 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -12,6 +12,7 @@ struct mpc_table;
  * @mpc_apic_id:                platform specific mpc apic id assignment
  * @smp_read_mpc_oem:           platform specific oem mpc table setup
  * @mpc_oem_pci_bus:            platform specific pci bus setup (default NULL)
+ * @mpc_oem_bus_info:           platform specific mpc bus info
  */
 struct x86_init_mpparse {
         void (*mpc_record)(unsigned int mode);
@@ -19,6 +20,7 @@ struct x86_init_mpparse {
         int (*mpc_apic_id)(struct mpc_cpu *m);
         void (*smp_read_mpc_oem)(struct mpc_table *mpc);
         void (*mpc_oem_pci_bus)(struct mpc_bus *m);
+        void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
 };
 
 /**
diff --git a/arch/x86/kernel/apic/numaq_32.c b/arch/x86/kernel/apic/numaq_32.c
index feebe8eed7dd..700273dca684 100644
--- a/arch/x86/kernel/apic/numaq_32.c
+++ b/arch/x86/kernel/apic/numaq_32.c
@@ -270,7 +270,6 @@ static struct x86_quirks numaq_x86_quirks __initdata = {
         .arch_trap_init                 = NULL,
         .mach_get_smp_config            = NULL,
         .mach_find_smp_config           = NULL,
-        .mpc_oem_bus_info               = mpc_oem_bus_info,
 };
 
 static __init void early_check_numaq(void)
@@ -293,6 +292,7 @@ static __init void early_check_numaq(void)
                 x86_init.mpparse.mpc_apic_id = mpc_apic_id;
                 x86_init.mpparse.smp_read_mpc_oem = smp_read_mpc_oem;
                 x86_init.mpparse.mpc_oem_pci_bus = mpc_oem_pci_bus;
+                x86_init.mpparse.mpc_oem_bus_info = mpc_oem_bus_info;
         }
 }
 
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 72e1140723cf..a42f23f1dc7e 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -72,16 +72,18 @@ static void __init MP_processor_info(struct mpc_cpu *m)
 }
 
 #ifdef CONFIG_X86_IO_APIC
-static void __init MP_bus_info(struct mpc_bus *m)
+void __init default_mpc_oem_bus_info(struct mpc_bus *m, char *str)
 {
-        char str[7];
         memcpy(str, m->bustype, 6);
         str[6] = 0;
+        apic_printk(APIC_VERBOSE, "Bus #%d is %s\n", m->busid, str);
+}
+
+static void __init MP_bus_info(struct mpc_bus *m)
+{
+        char str[7];
 
-        if (x86_quirks->mpc_oem_bus_info)
-                x86_quirks->mpc_oem_bus_info(m, str);
-        else
-                apic_printk(APIC_VERBOSE, "Bus #%d is %s\n", m->busid, str);
+        x86_init.mpparse.mpc_oem_bus_info(m, str);
 
 #if MAX_MP_BUSSES < 256
         if (m->busid >= MAX_MP_BUSSES) {
diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
index fb5d93c077d8..27685edc5460 100644
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -31,5 +31,6 @@ struct __initdata x86_init_ops x86_init = {
                 .setup_ioapic_ids       = x86_init_noop,
                 .mpc_apic_id            = default_mpc_apic_id,
                 .smp_read_mpc_oem       = default_smp_read_mpc_oem,
+                .mpc_oem_bus_info       = default_mpc_oem_bus_info,
         },
 };