linux_dsm_epyc7002/arch/csky/include/asm/smp.h
Guo Ren 9910698657 csky: SMP support
This patch adds boot, ipi, hotplug codes for SMP.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
2018-10-26 00:54:26 +08:00

27 lines
565 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CSKY_SMP_H
#define __ASM_CSKY_SMP_H
#include <linux/cpumask.h>
#include <linux/irqreturn.h>
#include <linux/threads.h>
#ifdef CONFIG_SMP
void __init setup_smp(void);
void __init setup_smp_ipi(void);
void arch_send_call_function_ipi_mask(struct cpumask *mask);
void arch_send_call_function_single_ipi(int cpu);
void __init set_send_ipi(void (*func)(const struct cpumask *mask), int irq);
#define raw_smp_processor_id() (current_thread_info()->cpu)
#endif /* CONFIG_SMP */
#endif /* __ASM_CSKY_SMP_H */