diff options
Diffstat (limited to 'arch/sparc/kernel/leon_smp.c')
| -rw-r--r-- | arch/sparc/kernel/leon_smp.c | 33 |
1 files changed, 3 insertions, 30 deletions
diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c index 160cac9c4036..356dfc45cdd0 100644 --- a/arch/sparc/kernel/leon_smp.c +++ b/arch/sparc/kernel/leon_smp.c @@ -24,6 +24,7 @@ #include <linux/delay.h> #include <linux/gfp.h> #include <linux/cpu.h> +#include <linux/clockchips.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> @@ -43,6 +44,7 @@ #include <asm/asi.h> #include <asm/leon.h> #include <asm/leon_amba.h> +#include <asm/timer.h> #include "kernel.h" @@ -69,8 +71,6 @@ static inline unsigned long do_swap(volatile unsigned long *ptr, return val; } -static void smp_setup_percpu_timer(void); - void __cpuinit leon_callin(void) { int cpuid = hard_smpleon_processor_id(); @@ -82,7 +82,7 @@ void __cpuinit leon_callin(void) notify_cpu_starting(cpuid); /* Get our local ticker going. */ - smp_setup_percpu_timer(); + register_percpu_ce(cpuid); calibrate_delay(); smp_store_cpu_info(cpuid); @@ -199,7 +199,6 @@ void __init leon_boot_cpus(void) leon_smp_setbroadcast(1 << LEON3_IRQ_TICKER); leon_configure_cache_smp(); - smp_setup_percpu_timer(); local_flush_cache_all(); } @@ -492,32 +491,6 @@ void leon_cross_call_irq(void) ccall_info.processors_out[i] = 1; } -irqreturn_t leon_percpu_timer_interrupt(int irq, void *unused) -{ - int cpu = smp_processor_id(); - - leon_clear_profile_irq(cpu); - - profile_tick(CPU_PROFILING); - - if (!--prof_counter(cpu)) { - int user = user_mode(get_irq_regs()); - - update_process_times(user); - - prof_counter(cpu) = prof_multiplier(cpu); - } - - return IRQ_HANDLED; -} - -static void __init smp_setup_percpu_timer(void) -{ - int cpu = smp_processor_id(); - - prof_counter(cpu) = prof_multiplier(cpu) = 1; -} - void __init leon_blackbox_id(unsigned *addr) { int rd = *addr & 0x3e000000; |
