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gerrit-public.fairphone.software / kernel / msm-4.19 / 648f3b69986b4d0ade57e59504a431b973ce2875 / . / arch / blackfin / include / asm / smp.h
blob: 9631598dcc5d120321febba77a85b6309bbdea7b [file] [log] [blame]
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]1/*
Robin Getz96f10502009-09-24 14:11:24 +0000[diff] [blame]2 * Copyright 2007-2009 Analog Devices Inc.
3 * Philippe Gerum <rpm@xenomai.org>
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]4 *
Robin Getz96f10502009-09-24 14:11:24 +0000[diff] [blame]5 * Licensed under the GPL-2 or later.
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]6 */
7
8#ifndef __ASM_BLACKFIN_SMP_H
9#define __ASM_BLACKFIN_SMP_H
10
11#include <linux/kernel.h>
12#include <linux/threads.h>
13#include <linux/cpumask.h>
14#include <linux/cache.h>
15#include <asm/blackfin.h>
16#include <mach/smp.h>
17
18#define raw_smp_processor_id() blackfin_core_id()
19
Sonic Zhangc6345ab2010-08-05 07:49:26 +0000[diff] [blame]20extern void bfin_relocate_coreb_l1_mem(void);
Steven Miao50888462012-07-31 17:28:10 +0800[diff] [blame]21extern void arch_send_call_function_single_ipi(int cpu);
22extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
Sonic Zhangc6345ab2010-08-05 07:49:26 +0000[diff] [blame]23
24#if defined(CONFIG_SMP) && defined(CONFIG_ICACHE_FLUSH_L1)
25asmlinkage void blackfin_icache_flush_range_l1(unsigned long *ptr);
26extern unsigned long blackfin_iflush_l1_entry[NR_CPUS];
27#endif
Graf Yangdbc895f2009-01-07 23:14:39 +0800[diff] [blame]28
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]29struct corelock_slot {
30 int lock;
31};
Graf Yang60ffdb32010-01-20 10:56:24 +0000[diff] [blame]32extern struct corelock_slot corelock;
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]33
Graf Yang718340f2010-02-01 06:07:50 +0000[diff] [blame]34#ifdef __ARCH_SYNC_CORE_ICACHE
35extern unsigned long icache_invld_count[NR_CPUS];
36#endif
37#ifdef __ARCH_SYNC_CORE_DCACHE
38extern unsigned long dcache_invld_count[NR_CPUS];
39#endif
40
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]41void smp_icache_flush_range_others(unsigned long start,
Bob Liud0014be2011-12-12 11:04:05 +0800[diff] [blame]42 unsigned long end);
Graf Yang0b39db22009-12-28 11:13:51 +0000[diff] [blame]43#ifdef CONFIG_HOTPLUG_CPU
Graf Yang6f546bc2010-01-28 10:46:55 +0000[diff] [blame]44void coreb_die(void);
Graf Yang0b39db22009-12-28 11:13:51 +0000[diff] [blame]45void cpu_die(void);
46void platform_cpu_die(void);
47int __cpu_disable(void);
48int __cpu_die(unsigned int cpu);
49#endif
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]50
Bob Liud0014be2011-12-12 11:04:05 +0800[diff] [blame]51void smp_timer_broadcast(const struct cpumask *mask);
52
53
Graf Yang6b3087c2009-01-07 23:14:39 +0800[diff] [blame]54#endif /* !__ASM_BLACKFIN_SMP_H */