sh/irq: Use irq accessor functions instead of open coded access
This is a preparatory patch for refactoring the internals if irq_data. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Simon Horman <horms@verge.net.au> Cc: Magnus Damm <magnus.damm@gmail.com> Link: http://lkml.kernel.org/r/20150713151626.616384365@linutronix.de Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -83,12 +83,11 @@ EXPORT_SYMBOL_GPL(intc_irq_lookup);
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static int add_virq_to_pirq(unsigned int irq, unsigned int virq)
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{
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struct intc_virq_list **last, *entry;
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struct irq_data *data = irq_get_irq_data(irq);
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struct intc_virq_list *entry;
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struct intc_virq_list **last = NULL;
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/* scan for duplicates */
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last = (struct intc_virq_list **)&data->handler_data;
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for_each_virq(entry, data->handler_data) {
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for_each_virq(entry, irq_get_handler_data(irq)) {
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if (entry->irq == virq)
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return 0;
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last = &entry->next;
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@ -102,7 +101,10 @@ static int add_virq_to_pirq(unsigned int irq, unsigned int virq)
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entry->irq = virq;
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*last = entry;
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if (last)
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*last = entry;
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else
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irq_set_handler_data(irq, entry);
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return 0;
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}
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