[MIPS] Sibyte: Delete {sb1250,bcm1480}_steal_irq().

[karo-tx-linux.git] / arch / mips / sibyte / sb1250 / irq.c

diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c
index 53780a179d1d94efe7804b017f2d820a27485b4f..52d18fc91f32c6e87fcb26ed9420c1d8295d10c2 100644 (file)
--- a/arch/mips/sibyte/sb1250/irq.c
+++ b/arch/mips/sibyte/sb1250/irq.c
@@ -250,27 +250,6 @@ static struct irqaction sb1250_dummy_action = {
        .dev_id  = 0
 };
 
-int sb1250_steal_irq(int irq)
-{
-       struct irq_desc *desc = irq_desc + irq;
-       unsigned long flags;
-       int retval = 0;
-
-       if (irq >= SB1250_NR_IRQS)
-               return -EINVAL;
-
-       spin_lock_irqsave(&desc->lock, flags);
-       /* Don't allow sharing at all for these */
-       if (desc->action != NULL)
-               retval = -EBUSY;
-       else {
-               desc->action = &sb1250_dummy_action;
-               desc->depth = 0;
-       }
-       spin_unlock_irqrestore(&desc->lock, flags);
-       return 0;
-}
-
 /*
  *  arch_init_irq is called early in the boot sequence from init/main.c via
  *  init_IRQ.  It is responsible for setting up the interrupt mapper and
@@ -342,8 +321,6 @@ void __init arch_init_irq(void)
        __raw_writeq(tmp, IOADDR(A_IMR_REGISTER(0, R_IMR_INTERRUPT_MASK)));
        __raw_writeq(tmp, IOADDR(A_IMR_REGISTER(1, R_IMR_INTERRUPT_MASK)));
 
-       sb1250_steal_irq(K_INT_MBOX_0);
-
        /*
         * Note that the timer interrupts are also mapped, but this is
         * done in sb1250_time_init().  Also, the profiling driver
@@ -367,7 +344,6 @@ void __init arch_init_irq(void)
                __raw_writeq(M_DUART_IMR_BRK,
                             IOADDR(A_DUART_IMRREG(kgdb_port)));
 
-               sb1250_steal_irq(kgdb_irq);
                __raw_writeq(IMR_IP6_VAL,
                             IOADDR(A_IMR_REGISTER(0,
                                                   R_IMR_INTERRUPT_MAP_BASE) +