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irqchip: spear_shirq: Use the proper interfaces 

No point in doing a full irq lookup, when the desc pointer is
available.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20140619212713.404243909@linutronix.de
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Thomas Gleixner 2014-06-19 21:34:40 +00:00 committed by Jason Cooper
parent 03319a1a29
commit e3c871ab23
1 changed files with 5 additions and 5 deletions
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10
drivers/irqchip/spear-shirq.c
View File

@ -232,12 +232,12 @@ static struct irq_chip shirq_chip = {
static void shirq_handler(unsigned irq, struct irq_desc *desc)
{
u32 i, j, val, mask, tmp;
struct irq_chip *chip;
struct spear_shirq *shirq = irq_get_handler_data(irq);
struct irq_data *idata = irq_desc_get_irq_data(desc);
struct irq_chip *chip = irq_data_get_irq_chip(idata);
u32 i, j, val, mask, tmp;
chip = irq_get_chip(irq);
chip->irq_ack(&desc->irq_data);
chip->irq_ack(idata);
mask = ((0x1 << shirq->nr_irqs) - 1) << shirq->offset;
while ((val = readl(shirq->base + shirq->regs.status_reg) &
@ -263,7 +263,7 @@ static void shirq_handler(unsigned irq, struct irq_desc *desc)
writel(tmp, shirq->base + shirq->regs.clear_reg);
}
}
chip->irq_unmask(&desc->irq_data);
chip->irq_unmask(idata);
}
static void __init spear_shirq_register(struct spear_shirq *shirq,