summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel
diff options
context:
space:
mode:
authorLennert Buytenhek <buytenh@wantstofly.org>2011-03-07 14:00:20 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-03-10 11:04:04 +1100
commite11802872db82417e51e1bbe0751dbb21842d713 (patch)
tree8f0610362a2671a367a6cf2288f3380a8097ab06 /arch/powerpc/kernel
parent73909af7367a4daf2395846e776e0b326bd4e23b (diff)
downloadop-kernel-dev-e11802872db82417e51e1bbe0751dbb21842d713.zip
op-kernel-dev-e11802872db82417e51e1bbe0751dbb21842d713.tar.gz
powerpc: core irq_data conversion.
Signed-off-by: Lennert Buytenhek <buytenh@secretlab.ca> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r--arch/powerpc/kernel/irq.c23
-rw-r--r--arch/powerpc/kernel/machine_kexec.c21
2 files changed, 28 insertions, 16 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 8a958ca..0a557033 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -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);
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index 49a170a..976de37 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -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 (chip->irq_eoi && desc->status & IRQ_INPROGRESS)
+ chip->irq_eoi(&desc->irq_data);
- if (desc->chip->mask)
- desc->chip->mask(i);
+ if (chip->irq_mask)
+ chip->irq_mask(&desc->irq_data);
- if (desc->chip->disable &&
- !(desc->status & IRQ_DISABLED))
- desc->chip->disable(i);
+ if (chip->irq_disable && !(desc->status & IRQ_DISABLED))
+ chip->irq_disable(&desc->irq_data);
}
}
OpenPOWER on IntegriCloud