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powerpc: Remove get_irq_desc()

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get_irq_desc() is a powerpc-specific version of irq_to_desc(). That
is reason enough to remove it, but it also doesn't know about sparse
irq_desc support which irq_to_desc() does (when we enable it).

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Ellerman
2009-10-13 19:44:51 +00:00
committed by Benjamin Herrenschmidt
parent 59e3f83702
commit 6cff46f4bc
25 changed files with 62 additions and 60 deletions
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8
arch/powerpc/platforms/pseries/xics.c
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@@ -156,7 +156,7 @@ static int get_irq_server(unsigned int virq, unsigned int strict_check)
cpumask_t cpumask;
cpumask_t tmp = CPU_MASK_NONE;
cpumask_copy(&cpumask, irq_desc[virq].affinity);
cpumask_copy(&cpumask, irq_to_desc(virq)->affinity);
if (!distribute_irqs)
return default_server;
@@ -419,7 +419,7 @@ static int xics_host_map(struct irq_host *h, unsigned int virq,
/* Insert the interrupt mapping into the radix tree for fast lookup */
irq_radix_revmap_insert(xics_host, virq, hw);
get_irq_desc(virq)->status |= IRQ_LEVEL;
irq_to_desc(virq)->status |= IRQ_LEVEL;
set_irq_chip_and_handler(virq, xics_irq_chip, handle_fasteoi_irq);
return 0;
}
@@ -843,7 +843,7 @@ void xics_migrate_irqs_away(void)
/* We need to get IPIs still. */
if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
continue;
desc = get_irq_desc(virq);
desc = irq_to_desc(virq);
/* We only need to migrate enabled IRQS */
if (desc == NULL || desc->chip == NULL
@@ -872,7 +872,7 @@ void xics_migrate_irqs_away(void)
virq, cpu);
/* Reset affinity to all cpus */
cpumask_setall(irq_desc[virq].affinity);
cpumask_setall(irq_to_desc(virq)->affinity);
desc->chip->set_affinity(virq, cpu_all_mask);
unlock:
spin_unlock_irqrestore(&desc->lock, flags);