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@@ -35,7 +35,6 @@ atomic_t irq_err_count;
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asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
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{
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struct pt_regs *old_regs = set_irq_regs(regs);
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- struct irq_desc *desc = irq_desc + irq;
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if (irq >= NR_IRQS) {
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printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
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@@ -57,104 +56,69 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
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sp - sizeof(struct thread_info));
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}
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#endif
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- desc->handle_irq(irq, desc);
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+ generic_handle_irq(irq);
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irq_exit();
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set_irq_regs(old_regs);
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}
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-/*
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- * Generic, controller-independent functions:
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- */
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-
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-int show_interrupts(struct seq_file *p, void *v)
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+int arch_show_interrupts(struct seq_file *p, int prec)
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{
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- int i = *(loff_t *) v, j;
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- struct irqaction * action;
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- unsigned long flags;
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-
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- if (i == 0) {
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- seq_printf(p, " ");
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- for_each_online_cpu(j)
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- seq_printf(p, "CPU%d ",j);
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- seq_putc(p, '\n');
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- }
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-
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- if (i < NR_IRQS) {
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- raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
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- action = irq_desc[i].action;
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- if (!action)
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- goto skip;
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- seq_printf(p, "%3d: ",i);
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-#ifndef CONFIG_SMP
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- seq_printf(p, "%10u ", kstat_irqs(i));
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-#else
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- for_each_online_cpu(j)
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- seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
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-#endif
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- seq_printf(p, " %14s", irq_desc[i].chip->name);
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- seq_printf(p, " %s", action->name);
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-
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- for (action=action->next; action; action = action->next)
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- seq_printf(p, ", %s", action->name);
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-
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- seq_putc(p, '\n');
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-skip:
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- raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
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- } else if (i == NR_IRQS) {
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- seq_printf(p, "NMI: ");
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- for_each_online_cpu(j)
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- seq_printf(p, "%10u ", nmi_count(j));
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- seq_putc(p, '\n');
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- seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
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- }
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+ int j;
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+
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+ seq_printf(p, "%*s: ", prec, "NMI");
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+ for_each_online_cpu(j)
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+ seq_printf(p, "%10u ", nmi_count(j));
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+ seq_putc(p, '\n');
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+ seq_printf(p, "%*s: ", prec, "ERR");
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+ seq_printf(p, "%10u\n", atomic_read(&irq_err_count));
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return 0;
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}
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-static void xtensa_irq_mask(unsigned int irq)
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+static void xtensa_irq_mask(struct irq_chip *d)
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{
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- cached_irq_mask &= ~(1 << irq);
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+ cached_irq_mask &= ~(1 << d->irq);
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set_sr (cached_irq_mask, INTENABLE);
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}
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-static void xtensa_irq_unmask(unsigned int irq)
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+static void xtensa_irq_unmask(struct irq_chip *d)
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{
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- cached_irq_mask |= 1 << irq;
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+ cached_irq_mask |= 1 << d->irq;
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set_sr (cached_irq_mask, INTENABLE);
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}
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-static void xtensa_irq_enable(unsigned int irq)
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+static void xtensa_irq_enable(struct irq_chip *d)
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{
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- variant_irq_enable(irq);
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- xtensa_irq_unmask(irq);
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+ variant_irq_enable(d->irq);
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+ xtensa_irq_unmask(d->irq);
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}
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-static void xtensa_irq_disable(unsigned int irq)
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+static void xtensa_irq_disable(struct irq_chip *d)
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{
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- xtensa_irq_mask(irq);
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- variant_irq_disable(irq);
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+ xtensa_irq_mask(d->irq);
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+ variant_irq_disable(d->irq);
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}
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-static void xtensa_irq_ack(unsigned int irq)
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+static void xtensa_irq_ack(struct irq_chip *d)
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{
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- set_sr(1 << irq, INTCLEAR);
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+ set_sr(1 << d->irq, INTCLEAR);
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}
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-static int xtensa_irq_retrigger(unsigned int irq)
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+static int xtensa_irq_retrigger(struct irq_chip *d)
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{
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- set_sr (1 << irq, INTSET);
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+ set_sr (1 << d->irq, INTSET);
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return 1;
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}
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static struct irq_chip xtensa_irq_chip = {
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.name = "xtensa",
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- .enable = xtensa_irq_enable,
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- .disable = xtensa_irq_disable,
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- .mask = xtensa_irq_mask,
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- .unmask = xtensa_irq_unmask,
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- .ack = xtensa_irq_ack,
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- .retrigger = xtensa_irq_retrigger,
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+ .irq_enable = xtensa_irq_enable,
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+ .irq_disable = xtensa_irq_disable,
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+ .irq_mask = xtensa_irq_mask,
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+ .irq_unmask = xtensa_irq_unmask,
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+ .irq_ack = xtensa_irq_ack,
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+ .irq_retrigger = xtensa_irq_retrigger,
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};
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void __init init_IRQ(void)
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@@ -165,25 +129,25 @@ void __init init_IRQ(void)
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int mask = 1 << index;
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if (mask & XCHAL_INTTYPE_MASK_SOFTWARE)
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- set_irq_chip_and_handler(index, &xtensa_irq_chip,
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+ irq_set_chip_and_handler(index, &xtensa_irq_chip,
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handle_simple_irq);
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else if (mask & XCHAL_INTTYPE_MASK_EXTERN_EDGE)
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- set_irq_chip_and_handler(index, &xtensa_irq_chip,
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+ irq_set_chip_and_handler(index, &xtensa_irq_chip,
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handle_edge_irq);
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else if (mask & XCHAL_INTTYPE_MASK_EXTERN_LEVEL)
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- set_irq_chip_and_handler(index, &xtensa_irq_chip,
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+ irq_set_chip_and_handler(index, &xtensa_irq_chip,
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handle_level_irq);
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else if (mask & XCHAL_INTTYPE_MASK_TIMER)
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- set_irq_chip_and_handler(index, &xtensa_irq_chip,
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+ irq_set_chip_and_handler(index, &xtensa_irq_chip,
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handle_edge_irq);
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else /* XCHAL_INTTYPE_MASK_WRITE_ERROR */
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/* XCHAL_INTTYPE_MASK_NMI */
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- set_irq_chip_and_handler(index, &xtensa_irq_chip,
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+ irq_set_chip_and_handler(index, &xtensa_irq_chip,
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handle_level_irq);
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}
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