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arm: Use generic show_interrupts() 

Use the generic version and just keep the arch specific output.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
hifive-unleashed-5.1
Thomas Gleixner 2011-03-24 12:02:11 +01:00
parent cf0d6b76c1
commit 25a5662a13
2 changed files with 6 additions and 50 deletions
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1
arch/arm/Kconfig
View File

@ -28,6 +28,7 @@ config ARM
select HAVE_C_RECORDMCOUNT
select HAVE_GENERIC_HARDIRQS
select HAVE_SPARSE_IRQ
select GENERIC_IRQ_SHOW
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and

55
arch/arm/kernel/irq.c
View File

@ -51,63 +51,18 @@
unsigned long irq_err_count;
int show_interrupts(struct seq_file *p, void *v)
int arch_show_interrupts(struct seq_file *p, int prec)
{
int i = *(loff_t *) v, cpu;
struct irq_desc *desc;
struct irqaction * action;
unsigned long flags;
int prec, n;
for (prec = 3, n = 1000; prec < 10 && n <= nr_irqs; prec++)
n *= 10;
#ifdef CONFIG_SMP
if (prec < 4)
prec = 4;
#endif
if (i == 0) {
char cpuname[12];
seq_printf(p, "%*s ", prec, "");
for_each_present_cpu(cpu) {
sprintf(cpuname, "CPU%d", cpu);
seq_printf(p, " %10s", cpuname);
}
seq_putc(p, '\n');
}
if (i < nr_irqs) {
desc = irq_to_desc(i);
raw_spin_lock_irqsave(&desc->lock, flags);
action = desc->action;
if (!action)
goto unlock;
seq_printf(p, "%*d: ", prec, i);
for_each_present_cpu(cpu)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu));
seq_printf(p, " %10s", desc->irq_data.chip->name ? : "-");
seq_printf(p, " %s", action->name);
for (action = action->next; action; action = action->next)
seq_printf(p, ", %s", action->name);
seq_putc(p, '\n');
unlock:
raw_spin_unlock_irqrestore(&desc->lock, flags);
} else if (i == nr_irqs) {
#ifdef CONFIG_FIQ
show_fiq_list(p, prec);
show_fiq_list(p, prec);
#endif
#ifdef CONFIG_SMP
show_ipi_list(p, prec);
show_ipi_list(p, prec);
#endif
#ifdef CONFIG_LOCAL_TIMERS
show_local_irqs(p, prec);
show_local_irqs(p, prec);
#endif
seq_printf(p, "%*s: %10lu\n", prec, "Err", irq_err_count);
}
seq_printf(p, "%*s: %10lu\n", prec, "Err", irq_err_count);
return 0;
}