ARM: SoC: convert shmobile SMP to SMP operations

Convert shmobile SMP platforms to use struct smp_operations to provide
their SMP and CPU hotplug operations.

Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Magnus Damm <magnus.damm@gmail.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

4 files changed, 18 insertions, 17 deletions

diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h
index 45e61dada030..f80f9c549393 100644
--- a/arch/arm/mach-shmobile/include/mach/common.h
+++ b/arch/arm/mach-shmobile/include/mach/common.h
@@ -4,11 +4,10 @@
 extern void shmobile_earlytimer_init(void);
 extern struct sys_timer shmobile_timer;
 extern void shmobile_setup_delay(unsigned int max_cpu_core_mhz,
-                                 unsigned int mult, unsigned int div);
+                         unsigned int mult, unsigned int div);
 struct twd_local_timer;
 extern void shmobile_setup_console(void);
 extern void shmobile_secondary_vector(void);
-extern int shmobile_platform_cpu_kill(unsigned int cpu);
 struct clk;
 extern int shmobile_clk_init(void);
 extern void shmobile_handle_irq_intc(struct pt_regs *);
@@ -58,11 +57,6 @@ extern struct clk sh73a0_extal2_clk;
 extern struct clk sh73a0_extcki_clk;
 extern struct clk sh73a0_extalr_clk;
 
-extern unsigned int sh73a0_get_core_count(void);
-extern void sh73a0_secondary_init(unsigned int cpu);
-extern int sh73a0_boot_secondary(unsigned int cpu);
-extern void sh73a0_smp_prepare_cpus(void);
-
 extern void r8a7740_init_irq(void);
 extern void r8a7740_map_io(void);
 extern void r8a7740_add_early_devices(void);
@@ -79,11 +73,6 @@ extern void r8a7779_pinmux_init(void);
 extern void r8a7779_pm_init(void);
 extern void r8a7740_meram_workaround(void);
 
-extern unsigned int r8a7779_get_core_count(void);
-extern int r8a7779_platform_cpu_kill(unsigned int cpu);
-extern void r8a7779_secondary_init(unsigned int cpu);
-extern int r8a7779_boot_secondary(unsigned int cpu);
-extern void r8a7779_smp_prepare_cpus(void);
 extern void r8a7779_register_twd(void);
 
 extern void shmobile_init_late(void);
@@ -100,4 +89,15 @@ int shmobile_cpuidle_init(void);
 static inline int shmobile_cpuidle_init(void) { return 0; }
 #endif
 
+extern void shmobile_cpu_die(unsigned int cpu);
+extern int shmobile_cpu_disable(unsigned int cpu);
+
+#ifdef CONFIG_HOTPLUG_CPU
+extern int shmobile_cpu_is_dead(unsigned int cpu);
+#else
+static inline int shmobile_cpu_is_dead(unsigned int cpu) { return 1; }
+#endif
+
+extern void shmobile_smp_init_cpus(unsigned int ncores);
+
 #endif /* __ARCH_MACH_COMMON_H */
diff --git a/arch/arm/mach-shmobile/include/mach/emev2.h b/arch/arm/mach-shmobile/include/mach/emev2.h
index e6b0c1bf4b7e..ac3751705cab 100644
--- a/arch/arm/mach-shmobile/include/mach/emev2.h
+++ b/arch/arm/mach-shmobile/include/mach/emev2.h
@@ -7,13 +7,10 @@ extern void emev2_add_early_devices(void);
 extern void emev2_add_standard_devices(void);
 extern void emev2_clock_init(void);
 extern void emev2_set_boot_vector(unsigned long value);
-extern unsigned int emev2_get_core_count(void);
-extern int emev2_platform_cpu_kill(unsigned int cpu);
-extern void emev2_secondary_init(unsigned int cpu);
-extern int emev2_boot_secondary(unsigned int cpu);
-extern void emev2_smp_prepare_cpus(void);
 
 #define EMEV2_GPIO_BASE 200
 #define EMEV2_GPIO_IRQ(n) (EMEV2_GPIO_BASE + (n))
 
+extern struct smp_operations emev2_smp_ops;
+
 #endif /* __ASM_EMEV2_H__ */
diff --git a/arch/arm/mach-shmobile/include/mach/r8a7779.h b/arch/arm/mach-shmobile/include/mach/r8a7779.h
index b07ad318eb2e..f504c5e81b47 100644
--- a/arch/arm/mach-shmobile/include/mach/r8a7779.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7779.h
@@ -360,4 +360,6 @@ extern void r8a7779_add_device_to_domain(struct r8a7779_pm_domain *r8a7779_pd,
 #define r8a7779_add_device_to_domain(pd, pdev) do { } while (0)
 #endif /* CONFIG_PM */
 
+extern struct smp_operations r8a7779_smp_ops;
+
 #endif /* __ASM_R8A7779_H__ */
diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/include/mach/sh73a0.h
index fe950f25d793..606d31d02a4e 100644
--- a/arch/arm/mach-shmobile/include/mach/sh73a0.h
+++ b/arch/arm/mach-shmobile/include/mach/sh73a0.h
@@ -557,4 +557,6 @@ enum {
 #define SH73A0_PINT0_IRQ(irq) ((irq) + 700)
 #define SH73A0_PINT1_IRQ(irq) ((irq) + 732)
 
+extern struct smp_operations sh73a0_smp_ops;
+
 #endif /* __ASM_SH73A0_H__ */