diff options
Diffstat (limited to 'arch/mips/include/asm/smp-ops.h')
| -rw-r--r-- | arch/mips/include/asm/smp-ops.h | 61 |
1 files changed, 57 insertions, 4 deletions
diff --git a/arch/mips/include/asm/smp-ops.h b/arch/mips/include/asm/smp-ops.h index 9e09af34c8a..6ba1fb8b11e 100644 --- a/arch/mips/include/asm/smp-ops.h +++ b/arch/mips/include/asm/smp-ops.h @@ -11,6 +11,10 @@ #ifndef __ASM_SMP_OPS_H #define __ASM_SMP_OPS_H +#include <linux/errno.h> + +#include <asm/mips-cm.h> + #ifdef CONFIG_SMP #include <linux/cpumask.h> @@ -22,7 +26,6 @@ struct plat_smp_ops { void (*send_ipi_mask)(const struct cpumask *mask, unsigned int action); void (*init_secondary)(void); void (*smp_finish)(void); - void (*cpus_done)(void); void (*boot_secondary)(int cpu, struct task_struct *idle); void (*smp_setup)(void); void (*prepare_cpus)(unsigned int max_cpus); @@ -41,6 +44,9 @@ static inline void plat_smp_setup(void) mp_ops->smp_setup(); } +extern void gic_send_ipi_single(int cpu, unsigned int action); +extern void gic_send_ipi_mask(const struct cpumask *mask, unsigned int action); + #else /* !CONFIG_SMP */ struct plat_smp_ops; @@ -56,8 +62,55 @@ static inline void register_smp_ops(struct plat_smp_ops *ops) #endif /* !CONFIG_SMP */ -extern struct plat_smp_ops up_smp_ops; -extern struct plat_smp_ops cmp_smp_ops; -extern struct plat_smp_ops vsmp_smp_ops; +static inline int register_up_smp_ops(void) +{ +#ifdef CONFIG_SMP_UP + extern struct plat_smp_ops up_smp_ops; + + register_smp_ops(&up_smp_ops); + + return 0; +#else + return -ENODEV; +#endif +} + +static inline int register_cmp_smp_ops(void) +{ +#ifdef CONFIG_MIPS_CMP + extern struct plat_smp_ops cmp_smp_ops; + + if (!mips_cm_present()) + return -ENODEV; + + register_smp_ops(&cmp_smp_ops); + + return 0; +#else + return -ENODEV; +#endif +} + +static inline int register_vsmp_smp_ops(void) +{ +#ifdef CONFIG_MIPS_MT_SMP + extern struct plat_smp_ops vsmp_smp_ops; + + register_smp_ops(&vsmp_smp_ops); + + return 0; +#else + return -ENODEV; +#endif +} + +#ifdef CONFIG_MIPS_CPS +extern int register_cps_smp_ops(void); +#else +static inline int register_cps_smp_ops(void) +{ + return -ENODEV; +} +#endif #endif /* __ASM_SMP_OPS_H */ |