x86, apic: clean up ->setup_apic_routing()

- separate the namespace

 - remove macros

 - remove namespace clash on 64-bit

Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/include/asm/bigsmp/apic.h

@@ -56,7 +56,7 @@ static inline void bigsmp_init_apic_ldr(void)
 	apic_write(APIC_LDR, val);
 }
 
-static inline void setup_apic_routing(void)
+static inline void bigsmp_setup_apic_routing(void)
 {
 	printk("Enabling APIC mode:  %s.  Using %d I/O APICs\n",
 		"Physflat", nr_ioapics);

arch/x86/include/asm/es7000/apic.h

@@ -73,7 +73,7 @@ static inline void es7000_init_apic_ldr(void)
 }
 
 extern int apic_version [MAX_APICS];
-static inline void setup_apic_routing(void)
+static inline void es7000_setup_apic_routing(void)
 {
 	int apic = per_cpu(x86_bios_cpu_apicid, smp_processor_id());
 	printk("Enabling APIC mode:  %s. Using %d I/O APICs, target cpus %lx\n",

arch/x86/include/asm/genapic.h

@@ -107,7 +107,7 @@ extern void apic_send_IPI_self(int vector);
 extern struct genapic apic_x2apic_uv_x;
 DECLARE_PER_CPU(int, x2apic_extra_bits);
 
-extern void setup_apic_routing(void);
+extern void default_setup_apic_routing(void);
 #endif
 
 #endif /* _ASM_X86_GENAPIC_64_H */

arch/x86/include/asm/mach-default/mach_apic.h

@@ -25,7 +25,7 @@ static inline const struct cpumask *default_target_cpus(void)
 #define read_apic_id()  (GET_APIC_ID(apic_read(APIC_ID)))
 #define send_IPI_self (apic->send_IPI_self)
 #define wakeup_secondary_cpu (apic->wakeup_cpu)
-extern void setup_apic_routing(void);
+extern void default_setup_apic_routing(void);
 #else
 #define wakeup_secondary_cpu wakeup_secondary_cpu_via_init
 /*
@@ -70,7 +70,7 @@ static inline u32 phys_pkg_id(u32 cpuid_apic, int index_msb)
 	return cpuid_apic >> index_msb;
 }
 
-static inline void setup_apic_routing(void)
+static inline void default_setup_apic_routing(void)
 {
 #ifdef CONFIG_X86_IO_APIC
 	printk("Enabling APIC mode:  %s.  Using %d I/O APICs\n",

arch/x86/include/asm/mach-generic/mach_apic.h

@@ -3,7 +3,6 @@
 
 #include <asm/genapic.h>
 
-#define setup_apic_routing (apic->setup_apic_routing)
 #define multi_timer_check (apic->multi_timer_check)
 #define apicid_to_node (apic->apicid_to_node)
 #define cpu_to_logical_apicid (apic->cpu_to_logical_apicid) 

arch/x86/include/asm/numaq/apic.h

@@ -33,7 +33,7 @@ static inline void numaq_init_apic_ldr(void)
 	/* Already done in NUMA-Q firmware */
 }
 
-static inline void setup_apic_routing(void)
+static inline void numaq_setup_apic_routing(void)
 {
 	printk("Enabling APIC mode:  %s.  Using %d I/O APICs\n",
 		"NUMA-Q", nr_ioapics);

arch/x86/include/asm/summit/apic.h

@@ -74,7 +74,7 @@ static inline int summit_apic_id_registered(void)
 	return 1;
 }
 
-static inline void setup_apic_routing(void)
+static inline void summit_setup_apic_routing(void)
 {
 	printk("Enabling APIC mode:  Summit.  Using %d I/O APICs\n",
 						nr_ioapics);

arch/x86/kernel/acpi/boot.c

@@ -1360,9 +1360,8 @@ static void __init acpi_process_madt(void)
 				acpi_ioapic = 1;
 
 				smp_found_config = 1;
-#ifdef CONFIG_X86_32
-				setup_apic_routing();
-#endif
+				if (apic->setup_apic_routing)
+					apic->setup_apic_routing();
 			}
 		}
 		if (error == -EINVAL) {

arch/x86/kernel/apic.c

@@ -1625,7 +1625,7 @@ int __init APIC_init_uniprocessor(void)
 	enable_IR_x2apic();
 #endif
 #ifdef CONFIG_X86_64
-	setup_apic_routing();
+	default_setup_apic_routing();
 #endif
 
 	verify_local_APIC();

arch/x86/kernel/genapic_64.c

@@ -44,7 +44,7 @@ static struct genapic *apic_probe[] __initdata = {
 /*
  * Check the APIC IDs in bios_cpu_apicid and choose the APIC mode.
  */
-void __init setup_apic_routing(void)
+void __init default_setup_apic_routing(void)
 {
 	if (apic == &apic_x2apic_phys || apic == &apic_x2apic_cluster) {
 		if (!intr_remapping_enabled)

arch/x86/kernel/mpparse.c

@@ -390,9 +390,9 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
        generic_bigsmp_probe();
 #endif
 
-#ifdef CONFIG_X86_32
-	setup_apic_routing();
-#endif
+	if (apic->setup_apic_routing)
+		apic->setup_apic_routing();
+
 	if (!num_processors)
 		printk(KERN_ERR "MPTABLE: no processors registered!\n");
 	return num_processors;

arch/x86/kernel/smpboot.c

@@ -1128,7 +1128,7 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
 
 #ifdef CONFIG_X86_64
 	enable_IR_x2apic();
-	setup_apic_routing();
+	default_setup_apic_routing();
 #endif
 
 	if (smp_sanity_check(max_cpus) < 0) {

arch/x86/mach-generic/bigsmp.c

@@ -78,7 +78,7 @@ struct genapic apic_bigsmp = {
 	.init_apic_ldr			= bigsmp_init_apic_ldr,
 
 	.ioapic_phys_id_map		= bigsmp_ioapic_phys_id_map,
-	.setup_apic_routing		= setup_apic_routing,
+	.setup_apic_routing		= bigsmp_setup_apic_routing,
 	.multi_timer_check		= multi_timer_check,
 	.apicid_to_node			= apicid_to_node,
 	.cpu_to_logical_apicid		= cpu_to_logical_apicid,

arch/x86/mach-generic/default.c

@@ -59,7 +59,7 @@ struct genapic apic_default = {
 	.init_apic_ldr			= default_init_apic_ldr,
 
 	.ioapic_phys_id_map		= default_ioapic_phys_id_map,
-	.setup_apic_routing		= setup_apic_routing,
+	.setup_apic_routing		= default_setup_apic_routing,
 	.multi_timer_check		= multi_timer_check,
 	.apicid_to_node			= apicid_to_node,
 	.cpu_to_logical_apicid		= cpu_to_logical_apicid,

arch/x86/mach-generic/es7000.c

@@ -120,7 +120,7 @@ struct genapic apic_es7000 = {
 	.init_apic_ldr			= es7000_init_apic_ldr,
 
 	.ioapic_phys_id_map		= es7000_ioapic_phys_id_map,
-	.setup_apic_routing		= setup_apic_routing,
+	.setup_apic_routing		= es7000_setup_apic_routing,
 	.multi_timer_check		= multi_timer_check,
 	.apicid_to_node			= apicid_to_node,
 	.cpu_to_logical_apicid		= cpu_to_logical_apicid,

arch/x86/mach-generic/numaq.c

@@ -65,7 +65,7 @@ struct genapic apic_numaq = {
 	.init_apic_ldr			= numaq_init_apic_ldr,
 
 	.ioapic_phys_id_map		= numaq_ioapic_phys_id_map,
-	.setup_apic_routing		= setup_apic_routing,
+	.setup_apic_routing		= numaq_setup_apic_routing,
 	.multi_timer_check		= multi_timer_check,
 	.apicid_to_node			= apicid_to_node,
 	.cpu_to_logical_apicid		= cpu_to_logical_apicid,

arch/x86/mach-generic/summit.c

@@ -58,7 +58,7 @@ struct genapic apic_summit = {
 	.init_apic_ldr			= summit_init_apic_ldr,
 
 	.ioapic_phys_id_map		= summit_ioapic_phys_id_map,
-	.setup_apic_routing		= setup_apic_routing,
+	.setup_apic_routing		= summit_setup_apic_routing,
 	.multi_timer_check		= multi_timer_check,
 	.apicid_to_node			= apicid_to_node,
 	.cpu_to_logical_apicid		= cpu_to_logical_apicid,