Replace the complicated and broken attempt to clean interrupt by
something simple - doesn't need to be fast, after all.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c
index 243f2ab..3a8291b 100644
--- a/arch/mips/sgi-ip27/ip27-smp.c
+++ b/arch/mips/sgi-ip27/ip27-smp.c
@@ -127,29 +127,17 @@
printk("Discovered %d cpus on %d nodes\n", highest + 1, num_online_nodes());
}
-static void intr_clear_bits(nasid_t nasid, volatile hubreg_t *pend,
- int base_level)
+static __init void intr_clear_all(nasid_t nasid)
{
- volatile hubreg_t bits;
int i;
- /* Check pending interrupts */
- if ((bits = HUB_L(pend)) != 0)
- for (i = 0; i < N_INTPEND_BITS; i++)
- if (bits & (1 << i))
- LOCAL_HUB_CLR_INTR(base_level + i);
-}
-
-static void intr_clear_all(nasid_t nasid)
-{
REMOTE_HUB_S(nasid, PI_INT_MASK0_A, 0);
REMOTE_HUB_S(nasid, PI_INT_MASK0_B, 0);
REMOTE_HUB_S(nasid, PI_INT_MASK1_A, 0);
REMOTE_HUB_S(nasid, PI_INT_MASK1_B, 0);
- intr_clear_bits(nasid, REMOTE_HUB_ADDR(nasid, PI_INT_PEND0),
- INT_PEND0_BASELVL);
- intr_clear_bits(nasid, REMOTE_HUB_ADDR(nasid, PI_INT_PEND1),
- INT_PEND1_BASELVL);
+
+ for (i = 0; i < 128; i++)
+ REMOTE_HUB_CLR_INTR(nasid, i);
}
void __init prom_prepare_cpus(unsigned int max_cpus)