x86: refactor ->check_phys_apicid_present() subarch methods

- spread out the namespace to per driver methods

 - extend it to 64-bit as well so that we can use
   apic->check_phys_apicid_present() unconditionally
Signed-off-by: NIngo Molnar <mingo@elte.hu>

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

@@ -99,13 +99,13 @@ static inline void bigsmp_setup_portio_remap(void)
 {
 }
 
-static inline void enable_apic_mode(void)
+static inline int bigsmp_check_phys_apicid_present(int boot_cpu_physical_apicid)
 {
+	return 1;
 }
 
-static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
+static inline void enable_apic_mode(void)
 {
-	return (1);
 }
 
 /* As we are using single CPU as destination, pick only one CPU here */

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

@@ -126,9 +126,9 @@ static inline physid_mask_t es7000_ioapic_phys_id_map(physid_mask_t phys_map)
 	return physids_promote(0xff);
 }
 
-
 extern unsigned int boot_cpu_physical_apicid;
-static inline int check_phys_apicid_present(int cpu_physical_apicid)
+
+static inline int es7000_check_phys_apicid_present(int cpu_physical_apicid)
 {
 	boot_cpu_physical_apicid = read_apic_id();
 	return (1);

arch/x86/include/asm/genapic.h

@@ -110,6 +110,7 @@ DECLARE_PER_CPU(int, x2apic_extra_bits);
 extern void default_setup_apic_routing(void);
 
 extern int default_cpu_present_to_apicid(int mps_cpu);
+extern int default_check_phys_apicid_present(int boot_cpu_physical_apicid);
 #endif
 
 #endif /* _ASM_X86_GENAPIC_64_H */

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

@@ -118,13 +118,26 @@ static inline int __default_cpu_present_to_apicid(int mps_cpu)
 		return BAD_APICID;
 }
 
+static inline int
+__default_check_phys_apicid_present(int boot_cpu_physical_apicid)
+{
+	return physid_isset(boot_cpu_physical_apicid, phys_cpu_present_map);
+}
+
 #ifdef CONFIG_X86_32
 static inline int default_cpu_present_to_apicid(int mps_cpu)
 {
 	return __default_cpu_present_to_apicid(mps_cpu);
 }
+
+static inline int
+default_check_phys_apicid_present(int boot_cpu_physical_apicid)
+{
+	return __default_check_phys_apicid_present(boot_cpu_physical_apicid);
+}
 #else
 extern int default_cpu_present_to_apicid(int mps_cpu);
+extern int default_check_phys_apicid_present(int boot_cpu_physical_apicid);
 #endif
 
 static inline physid_mask_t default_apicid_to_cpu_present(int phys_apicid)
@@ -132,11 +145,6 @@ static inline physid_mask_t default_apicid_to_cpu_present(int phys_apicid)
 	return physid_mask_of_physid(phys_apicid);
 }
 
-static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
-{
-	return physid_isset(boot_cpu_physical_apicid, phys_cpu_present_map);
-}
-
 static inline void enable_apic_mode(void)
 {
 }

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

@@ -3,7 +3,6 @@
 
 #include <asm/genapic.h>
 
-#define check_phys_apicid_present (apic->check_phys_apicid_present)
 #define cpu_mask_to_apicid (apic->cpu_mask_to_apicid)
 #define cpu_mask_to_apicid_and (apic->cpu_mask_to_apicid_and)
 #define enable_apic_mode (apic->enable_apic_mode)

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

@@ -92,9 +92,9 @@ static inline physid_mask_t numaq_apicid_to_cpu_present(int logical_apicid)
 
 extern void *xquad_portio;
 
-static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
+static inline int numaq_check_phys_apicid_present(int boot_cpu_physical_apicid)
 {
-	return (1);
+	return 1;
 }
 
 static inline void enable_apic_mode(void)

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

@@ -120,7 +120,7 @@ static inline void summit_setup_portio_remap(void)
 {
 }
 
-static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
+static inline int summit_check_phys_apicid_present(int boot_cpu_physical_apicid)
 {
 	return 1;
 }

arch/x86/kernel/genapic_flat_64.c

@@ -200,7 +200,7 @@ struct genapic apic_flat =  {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= NULL,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= NULL,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= NULL,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= NULL,
@@ -344,7 +344,7 @@ struct genapic apic_physflat =  {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= NULL,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= NULL,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= NULL,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= NULL,

arch/x86/kernel/genx2apic_cluster.c

@@ -202,7 +202,7 @@ struct genapic apic_x2apic_cluster = {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= NULL,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= NULL,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= NULL,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= NULL,

arch/x86/kernel/genx2apic_phys.c

@@ -198,7 +198,7 @@ struct genapic apic_x2apic_phys = {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= NULL,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= NULL,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= NULL,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= NULL,

arch/x86/kernel/genx2apic_uv_x.c

@@ -263,7 +263,7 @@ struct genapic apic_x2apic_uv_x = {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= NULL,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= NULL,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= NULL,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= NULL,

arch/x86/kernel/smpboot.c

@@ -908,6 +908,11 @@ int default_cpu_present_to_apicid(int mps_cpu)
 {
 	return __default_cpu_present_to_apicid(mps_cpu);
 }
+
+int default_check_phys_apicid_present(int boot_cpu_physical_apicid)
+{
+	return __default_check_phys_apicid_present(boot_cpu_physical_apicid);
+}
 #endif
 
 int __cpuinit native_cpu_up(unsigned int cpu)
@@ -1058,7 +1063,7 @@ static int __init smp_sanity_check(unsigned max_cpus)
 	 * Should not be necessary because the MP table should list the boot
 	 * CPU too, but we do it for the sake of robustness anyway.
 	 */
-	if (!check_phys_apicid_present(boot_cpu_physical_apicid)) {
+	if (!apic->check_phys_apicid_present(boot_cpu_physical_apicid)) {
 		printk(KERN_NOTICE
 			"weird, boot CPU (#%d) not listed by the BIOS.\n",
 			boot_cpu_physical_apicid);

arch/x86/mach-generic/bigsmp.c

@@ -85,7 +85,7 @@ struct genapic apic_bigsmp = {
 	.cpu_present_to_apicid		= bigsmp_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= bigsmp_apicid_to_cpu_present,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= check_phys_apicid_present,
+	.check_phys_apicid_present	= bigsmp_check_phys_apicid_present,
 	.enable_apic_mode		= enable_apic_mode,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= mps_oem_check,

arch/x86/mach-generic/default.c

@@ -66,7 +66,7 @@ struct genapic apic_default = {
 	.cpu_present_to_apicid		= default_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= default_apicid_to_cpu_present,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= check_phys_apicid_present,
+	.check_phys_apicid_present	= default_check_phys_apicid_present,
 	.enable_apic_mode		= enable_apic_mode,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= mps_oem_check,

arch/x86/mach-generic/es7000.c

@@ -127,7 +127,7 @@ struct genapic apic_es7000 = {
 	.cpu_present_to_apicid		= es7000_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= es7000_apicid_to_cpu_present,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= check_phys_apicid_present,
+	.check_phys_apicid_present	= es7000_check_phys_apicid_present,
 	.enable_apic_mode		= enable_apic_mode,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= mps_oem_check,

arch/x86/mach-generic/numaq.c

@@ -85,7 +85,7 @@ struct genapic apic_numaq = {
 	.cpu_present_to_apicid		= numaq_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= numaq_apicid_to_cpu_present,
 	.setup_portio_remap		= numaq_setup_portio_remap,
-	.check_phys_apicid_present	= check_phys_apicid_present,
+	.check_phys_apicid_present	= numaq_check_phys_apicid_present,
 	.enable_apic_mode		= enable_apic_mode,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= mps_oem_check,

arch/x86/mach-generic/summit.c

@@ -65,7 +65,7 @@ struct genapic apic_summit = {
 	.cpu_present_to_apicid		= summit_cpu_present_to_apicid,
 	.apicid_to_cpu_present		= summit_apicid_to_cpu_present,
 	.setup_portio_remap		= NULL,
-	.check_phys_apicid_present	= check_phys_apicid_present,
+	.check_phys_apicid_present	= summit_check_phys_apicid_present,
 	.enable_apic_mode		= enable_apic_mode,
 	.phys_pkg_id			= phys_pkg_id,
 	.mps_oem_check			= mps_oem_check,