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x86: io_apic: Remove the now unused sparse_irq arch_* functions

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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Thomas Gleixner 2010-10-08 10:40:53 +02:00
parent fbc6bff04a
commit bc5fdf9f3a
1 changed files with 0 additions and 120 deletions
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120
arch/x86/kernel/apic/io_apic.c
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@ -212,126 +212,6 @@ static void free_irq_cfg(unsigned int at, struct irq_cfg *cfg)
kfree(cfg);
}
#if 0
int arch_init_chip_data(struct irq_desc *desc, int node)
{
struct irq_cfg *cfg;
cfg = get_irq_desc_chip_data(desc);
if (!cfg) {
cfg = alloc_irq_cfg(desc->irq, node);
desc->chip_data = cfg;
if (!cfg) {
printk(KERN_ERR "can not alloc irq_cfg\n");
BUG_ON(1);
}
}
return 0;
}
/* for move_irq_desc */
static void
init_copy_irq_2_pin(struct irq_cfg *old_cfg, struct irq_cfg *cfg, int node)
{
struct irq_pin_list *old_entry, *head, *tail, *entry;
cfg->irq_2_pin = NULL;
old_entry = old_cfg->irq_2_pin;
if (!old_entry)
return;
entry = alloc_irq_pin_list(node);
if (!entry)
return;
entry->apic = old_entry->apic;
entry->pin = old_entry->pin;
head = entry;
tail = entry;
old_entry = old_entry->next;
while (old_entry) {
entry = alloc_irq_pin_list(node);
if (!entry) {
entry = head;
while (entry) {
head = entry->next;
kfree(entry);
entry = head;
}
/* still use the old one */
return;
}
entry->apic = old_entry->apic;
entry->pin = old_entry->pin;
tail->next = entry;
tail = entry;
old_entry = old_entry->next;
}
tail->next = NULL;
cfg->irq_2_pin = head;
}
static void free_irq_2_pin(struct irq_cfg *old_cfg, struct irq_cfg *cfg)
{
struct irq_pin_list *entry, *next;
if (old_cfg->irq_2_pin == cfg->irq_2_pin)
return;
entry = old_cfg->irq_2_pin;
while (entry) {
next = entry->next;
kfree(entry);
entry = next;
}
old_cfg->irq_2_pin = NULL;
}
void arch_init_copy_chip_data(struct irq_desc *old_desc,
struct irq_desc *desc, int node)
{
struct irq_cfg *cfg;
struct irq_cfg *old_cfg;
cfg = alloc_irq_cfg(desc->irq, node);
if (!cfg)
return;
desc->chip_data = cfg;
old_cfg = old_desc->chip_data;
cfg->vector = old_cfg->vector;
cfg->move_in_progress = old_cfg->move_in_progress;
cpumask_copy(cfg->domain, old_cfg->domain);
cpumask_copy(cfg->old_domain, old_cfg->old_domain);
init_copy_irq_2_pin(old_cfg, cfg, node);
}
void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc)
{
struct irq_cfg *old_cfg, *cfg;
old_cfg = get_irq_desc_chip_data(old_desc);
cfg = get_irq_desc_chip_data(desc);
if (old_cfg == cfg)
return;
if (old_cfg) {
free_irq_2_pin(old_cfg, cfg);
free_irq_cfg(old_desc->irq, old_cfg);
old_desc->chip_data = NULL;
}
}
/* end for move_irq_desc */
#endif
#else
struct irq_cfg *irq_cfg(unsigned int irq)