[IA64] Manual merge fix for 3 files
arch/ia64/Kconfig arch/ia64/kernel/acpi.c include/asm-ia64/irq.h Signed-off-by: Tony Luck <tony.luck@intel.com>
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@ -561,7 +561,7 @@ static inline int vector_is_shared (int vector)
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return (iosapic_intr_info[vector].count > 1);
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}
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static void
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static int
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register_intr (unsigned int gsi, int vector, unsigned char delivery,
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unsigned long polarity, unsigned long trigger)
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{
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@ -576,7 +576,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
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index = find_iosapic(gsi);
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if (index < 0) {
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printk(KERN_WARNING "%s: No IOSAPIC for GSI %u\n", __FUNCTION__, gsi);
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return;
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return -ENODEV;
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}
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iosapic_address = iosapic_lists[index].addr;
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@ -587,7 +587,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
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rte = iosapic_alloc_rte();
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if (!rte) {
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printk(KERN_WARNING "%s: cannot allocate memory\n", __FUNCTION__);
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return;
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return -ENOMEM;
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}
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rte_index = gsi - gsi_base;
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@ -603,7 +603,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
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struct iosapic_intr_info *info = &iosapic_intr_info[vector];
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if (info->trigger != trigger || info->polarity != polarity) {
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printk (KERN_WARNING "%s: cannot override the interrupt\n", __FUNCTION__);
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return;
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return -EINVAL;
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}
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}
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@ -623,6 +623,7 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery,
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__FUNCTION__, vector, idesc->handler->typename, irq_type->typename);
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idesc->handler = irq_type;
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}
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return 0;
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}
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static unsigned int
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@ -710,7 +711,7 @@ int
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iosapic_register_intr (unsigned int gsi,
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unsigned long polarity, unsigned long trigger)
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{
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int vector, mask = 1;
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int vector, mask = 1, err;
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unsigned int dest;
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unsigned long flags;
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struct iosapic_rte_info *rte;
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@ -737,8 +738,8 @@ again:
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vector = assign_irq_vector(AUTO_ASSIGN);
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if (vector < 0) {
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vector = iosapic_find_sharable_vector(trigger, polarity);
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if (vector < 0)
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panic("%s: out of interrupt vectors!\n", __FUNCTION__);
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if (vector < 0)
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return -ENOSPC;
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}
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spin_lock_irqsave(&irq_descp(vector)->lock, flags);
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@ -753,8 +754,13 @@ again:
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}
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dest = get_target_cpu(gsi, vector);
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register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY,
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err = register_intr(gsi, vector, IOSAPIC_LOWEST_PRIORITY,
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polarity, trigger);
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if (err < 0) {
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spin_unlock(&iosapic_lock);
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spin_unlock_irqrestore(&irq_descp(vector)->lock, flags);
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return err;
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}
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/*
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* If the vector is shared and already unmasked for
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