genirq: Remove arch_init_chip_data()

This function should have not been there in the first place.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>

include/linux/interrupt.h

@@ -641,11 +641,8 @@ static inline void init_irq_proc(void)
 struct seq_file;
 int show_interrupts(struct seq_file *p, void *v);
 
-struct irq_desc;
-
 extern int early_irq_init(void);
 extern int arch_probe_nr_irqs(void);
 extern int arch_early_irq_init(void);
-extern int arch_init_chip_data(struct irq_desc *desc, int node);
 
 #endif

kernel/irq/irqdesc.c

@@ -197,8 +197,6 @@ static int alloc_descs(unsigned int start, unsigned int cnt, int node)
 		desc = alloc_desc(start + i, node);
 		if (!desc)
 			goto err;
-		/* temporary until I fixed x86 madness */
-		arch_init_chip_data(desc, node);
 		raw_spin_lock_irqsave(&sparse_irq_lock, flags);
 		irq_insert_desc(start + i, desc);
 		raw_spin_unlock_irqrestore(&sparse_irq_lock, flags);

kernel/softirq.c

@@ -896,9 +896,4 @@ int __init __weak arch_early_irq_init(void)
 {
 	return 0;
 }
-
-int __weak arch_init_chip_data(struct irq_desc *desc, int node)
-{
-	return 0;
-}
 #endif