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powerpc: core irq_data conversion.

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Signed-off-by: Lennert Buytenhek <buytenh@secretlab.ca>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Lennert Buytenhek 2011-03-07 14:00:20 +00:00 committed by Benjamin Herrenschmidt
parent 73909af736
commit e11802872d
2 changed files with 28 additions and 16 deletions
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23
arch/powerpc/kernel/irq.c
View file

@ -237,6 +237,7 @@ int show_interrupts(struct seq_file *p, void *v)
int i = *(loff_t *) v, j, prec;
struct irqaction *action;
struct irq_desc *desc;
struct irq_chip *chip;
if (i > nr_irqs)
return 0;
@ -270,8 +271,9 @@ int show_interrupts(struct seq_file *p, void *v)
for_each_online_cpu(j)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
if (desc->chip)
seq_printf(p, " %-16s", desc->chip->name);
chip = get_irq_desc_chip(desc);
if (chip)
seq_printf(p, " %-16s", chip->name);
else
seq_printf(p, " %-16s", "None");
seq_printf(p, " %-8s", (desc->status & IRQ_LEVEL) ? "Level" : "Edge");
@ -313,6 +315,8 @@ void fixup_irqs(const struct cpumask *map)
alloc_cpumask_var(&mask, GFP_KERNEL);
for_each_irq(irq) {
struct irq_chip *chip;
desc = irq_to_desc(irq);
if (!desc)
continue;
@ -320,13 +324,15 @@ void fixup_irqs(const struct cpumask *map)
if (desc->status & IRQ_PER_CPU)
continue;
cpumask_and(mask, desc->affinity, map);
chip = get_irq_desc_chip(desc);
cpumask_and(mask, desc->irq_data.affinity, map);
if (cpumask_any(mask) >= nr_cpu_ids) {
printk("Breaking affinity for irq %i\n", irq);
cpumask_copy(mask, map);
}
if (desc->chip->set_affinity)
desc->chip->set_affinity(irq, mask);
if (chip->irq_set_affinity)
chip->irq_set_affinity(&desc->irq_data, mask, true);
else if (desc->action && !(warned++))
printk("Cannot set affinity for irq %i\n", irq);
}
@ -1145,11 +1151,14 @@ static int virq_debug_show(struct seq_file *m, void *private)
raw_spin_lock_irqsave(&desc->lock, flags);
if (desc->action && desc->action->handler) {
struct irq_chip *chip;
seq_printf(m, "%5d ", i);
seq_printf(m, "0x%05lx ", virq_to_hw(i));
if (desc->chip && desc->chip->name)
p = desc->chip->name;
chip = get_irq_desc_chip(desc);
if (chip && chip->name)
p = chip->name;
else
p = none;
seq_printf(m, "%-15s ", p);

21
arch/powerpc/kernel/machine_kexec.c
View file

@ -26,20 +26,23 @@ void machine_kexec_mask_interrupts(void) {
for_each_irq(i) {
struct irq_desc *desc = irq_to_desc(i);
struct irq_chip *chip;
if (!desc || !desc->chip)
if (!desc)
continue;
if (desc->chip->eoi &&
desc->status & IRQ_INPROGRESS)
desc->chip->eoi(i);
chip = get_irq_desc_chip(desc);
if (!chip)
continue;
if (desc->chip->mask)
desc->chip->mask(i);
if (chip->irq_eoi && desc->status & IRQ_INPROGRESS)
chip->irq_eoi(&desc->irq_data);
if (desc->chip->disable &&
!(desc->status & IRQ_DISABLED))
desc->chip->disable(i);
if (chip->irq_mask)
chip->irq_mask(&desc->irq_data);
if (chip->irq_disable && !(desc->status & IRQ_DISABLED))
chip->irq_disable(&desc->irq_data);
}
}