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| author | Ralf Baechle <ralf@linux-mips.org> | 2007-11-19 12:23:51 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-01-29 10:14:57 +0000 |
| commit | 87353d8ac39c52784da605ecbe965ecdfad609ad (patch) | |
| tree | c95ce7cbe9b099c21cab71a195621801b04bc05a /arch/mips/kernel/smp.c | |
| parent | 19388fb092d89e179575bd0b44f51b57e175edf5 (diff) | |
| download | kernel_samsung_smdk4412-87353d8ac39c52784da605ecbe965ecdfad609ad.zip kernel_samsung_smdk4412-87353d8ac39c52784da605ecbe965ecdfad609ad.tar.gz kernel_samsung_smdk4412-87353d8ac39c52784da605ecbe965ecdfad609ad.tar.bz2 | |
[MIPS] SMP: Call platform methods via ops structure.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/smp.c')
| -rw-r--r-- | arch/mips/kernel/smp.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index 335be9b..1e5dfc2 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -37,7 +37,6 @@ #include <asm/processor.h> #include <asm/system.h> #include <asm/mmu_context.h> -#include <asm/smp.h> #include <asm/time.h> #ifdef CONFIG_MIPS_MT_SMTC @@ -84,6 +83,16 @@ static inline void set_cpu_sibling_map(int cpu) cpu_set(cpu, cpu_sibling_map[cpu]); } +struct plat_smp_ops *mp_ops; + +__cpuinit void register_smp_ops(struct plat_smp_ops *ops) +{ + if (ops) + printk(KERN_WARNING "Overriding previous set SMP ops\n"); + + mp_ops = ops; +} + /* * First C code run on the secondary CPUs after being started up by * the master. @@ -100,7 +109,7 @@ asmlinkage __cpuinit void start_secondary(void) cpu_report(); per_cpu_trap_init(); mips_clockevent_init(); - prom_init_secondary(); + mp_ops->init_secondary(); /* * XXX parity protection should be folded in here when it's converted @@ -112,7 +121,7 @@ asmlinkage __cpuinit void start_secondary(void) cpu = smp_processor_id(); cpu_data[cpu].udelay_val = loops_per_jiffy; - prom_smp_finish(); + mp_ops->smp_finish(); set_cpu_sibling_map(cpu); cpu_set(cpu, cpu_callin_map); @@ -184,7 +193,7 @@ int smp_call_function_mask(cpumask_t mask, void (*func) (void *info), smp_mb(); /* Send a message to all other CPUs and wait for them to respond */ - core_send_ipi_mask(mask, SMP_CALL_FUNCTION); + mp_ops->send_ipi_mask(mask, SMP_CALL_FUNCTION); /* Wait for response */ /* FIXME: lock-up detection, backtrace on lock-up */ @@ -278,7 +287,7 @@ void smp_send_stop(void) void __init smp_cpus_done(unsigned int max_cpus) { - prom_cpus_done(); + mp_ops->cpus_done(); } /* called from main before smp_init() */ @@ -286,7 +295,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) { init_new_context(current, &init_mm); current_thread_info()->cpu = 0; - plat_prepare_cpus(max_cpus); + mp_ops->prepare_cpus(max_cpus); set_cpu_sibling_map(0); #ifndef CONFIG_HOTPLUG_CPU cpu_present_map = cpu_possible_map; @@ -325,7 +334,7 @@ int __cpuinit __cpu_up(unsigned int cpu) if (IS_ERR(idle)) panic(KERN_ERR "Fork failed for CPU %d", cpu); - prom_boot_secondary(cpu, idle); + mp_ops->boot_secondary(cpu, idle); /* * Trust is futile. We should really have timeouts ... |