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Diffstat (limited to 'arch/ia64/kernel/irq.c')
-rw-r--r--arch/ia64/kernel/irq.c73
1 files changed, 18 insertions, 55 deletions
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 94ee9d0..ad69606 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -53,47 +53,9 @@ atomic_t irq_err_count;
/*
* /proc/interrupts printing:
*/
-
-int show_interrupts(struct seq_file *p, void *v)
+int arch_show_interrupts(struct seq_file *p, int prec)
{
- int i = *(loff_t *) v, j;
- struct irqaction * action;
- unsigned long flags;
-
- if (i == 0) {
- char cpuname[16];
- seq_printf(p, " ");
- for_each_online_cpu(j) {
- snprintf(cpuname, 10, "CPU%d", j);
- seq_printf(p, "%10s ", cpuname);
- }
- seq_putc(p, '\n');
- }
-
- if (i < NR_IRQS) {
- raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
- action = irq_desc[i].action;
- if (!action)
- goto skip;
- seq_printf(p, "%3d: ",i);
-#ifndef CONFIG_SMP
- seq_printf(p, "%10u ", kstat_irqs(i));
-#else
- for_each_online_cpu(j) {
- seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
- }
-#endif
- seq_printf(p, " %14s", irq_desc[i].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');
-skip:
- raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
- } else if (i == NR_IRQS)
- seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
+ seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
return 0;
}
@@ -103,7 +65,7 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] = 1 };
void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
{
if (irq < NR_IRQS) {
- cpumask_copy(irq_desc[irq].affinity,
+ cpumask_copy(irq_get_irq_data(irq)->affinity,
cpumask_of(cpu_logical_id(hwid)));
irq_redir[irq] = (char) (redir & 0xff);
}
@@ -130,13 +92,14 @@ unsigned int vectors_in_migration[NR_IRQS];
*/
static void migrate_irqs(void)
{
- struct irq_desc *desc;
int irq, new_cpu;
for (irq=0; irq < NR_IRQS; irq++) {
- desc = irq_desc + irq;
+ struct irq_desc *desc = irq_to_desc(irq);
+ struct irq_data *data = irq_desc_get_irq_data(desc);
+ struct irq_chip *chip = irq_data_get_irq_chip(data);
- if (desc->status == IRQ_DISABLED)
+ if (irqd_irq_disabled(data))
continue;
/*
@@ -145,10 +108,10 @@ static void migrate_irqs(void)
* tell CPU not to respond to these local intr sources.
* such as ITV,CPEI,MCA etc.
*/
- if (desc->status == IRQ_PER_CPU)
+ if (irqd_is_per_cpu(data))
continue;
- if (cpumask_any_and(irq_desc[irq].affinity, cpu_online_mask)
+ if (cpumask_any_and(data->affinity, cpu_online_mask)
>= nr_cpu_ids) {
/*
* Save it for phase 2 processing
@@ -160,16 +123,16 @@ static void migrate_irqs(void)
/*
* Al three are essential, currently WARN_ON.. maybe panic?
*/
- if (desc->chip && desc->chip->disable &&
- desc->chip->enable && desc->chip->set_affinity) {
- desc->chip->disable(irq);
- desc->chip->set_affinity(irq,
- cpumask_of(new_cpu));
- desc->chip->enable(irq);
+ if (chip && chip->irq_disable &&
+ chip->irq_enable && chip->irq_set_affinity) {
+ chip->irq_disable(data);
+ chip->irq_set_affinity(data,
+ cpumask_of(new_cpu), false);
+ chip->irq_enable(data);
} else {
- WARN_ON((!(desc->chip) || !(desc->chip->disable) ||
- !(desc->chip->enable) ||
- !(desc->chip->set_affinity)));
+ WARN_ON((!chip || !chip->irq_disable ||
+ !chip->irq_enable ||
+ !chip->irq_set_affinity));
}
}
}