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Viewing changes to arch/ia64/hp/sim/hpsim_irq.c

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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arch/ia64/hp/sim/hpsim_irq.c
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#include <linux/irq.h>
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static unsigned int
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hpsim_irq_startup (unsigned int irq)
 
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hpsim_irq_startup(struct irq_data *data)
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{
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        return 0;
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}
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static void
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hpsim_irq_noop (unsigned int irq)
 
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hpsim_irq_noop(struct irq_data *data)
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{
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}
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static int
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hpsim_set_affinity_noop(unsigned int a, const struct cpumask *b)
 
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hpsim_set_affinity_noop(struct irq_data *d, const struct cpumask *b, bool f)
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{
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        return 0;
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}
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static struct irq_chip irq_type_hp_sim = {
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        .name =         "hpsim",
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        .startup =      hpsim_irq_startup,
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        .shutdown =     hpsim_irq_noop,
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        .enable =       hpsim_irq_noop,
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        .disable =      hpsim_irq_noop,
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        .ack =          hpsim_irq_noop,
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        .end =          hpsim_irq_noop,
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        .set_affinity = hpsim_set_affinity_noop,
 
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        .name =                 "hpsim",
 
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        .irq_startup =          hpsim_irq_startup,
 
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        .irq_shutdown =         hpsim_irq_noop,
 
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        .irq_enable =           hpsim_irq_noop,
 
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        .irq_disable =          hpsim_irq_noop,
 
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        .irq_ack =              hpsim_irq_noop,
 
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        .irq_set_affinity =     hpsim_set_affinity_noop,
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};
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void __init
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hpsim_irq_init (void)
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{
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        struct irq_desc *idesc;
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        int i;
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        for (i = 0; i < NR_IRQS; ++i) {
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                idesc = irq_desc + i;
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                if (idesc->chip == &no_irq_chip)
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                        idesc->chip = &irq_type_hp_sim;
 
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        for_each_active_irq(i) {
 
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                struct irq_chip *chip = irq_get_chip(i);
 
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                if (chip == &no_irq_chip)
 
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                        irq_set_chip(i, &irq_type_hp_sim);
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        }
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}