[IA64-SGI] Shub2 provides an addition of 2 External Interrupt events.

Signed-off-by: Colin Ngam <cngam@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 2 insertions, 13 deletions

diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index b52d32975f2b..0f4e8138658f 100644
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -82,20 +82,9 @@ static void sn_ack_irq(unsigned int irq)
         nasid = get_nasid();
         event_occurred =
             HUB_L((uint64_t *) GLOBAL_MMR_ADDR(nasid, SH_EVENT_OCCURRED));
-        if (event_occurred & SH_EVENT_OCCURRED_UART_INT_MASK) {
-                mask |= (1 << SH_EVENT_OCCURRED_UART_INT_SHFT);
-        }
-        if (event_occurred & SH_EVENT_OCCURRED_IPI_INT_MASK) {
-                mask |= (1 << SH_EVENT_OCCURRED_IPI_INT_SHFT);
-        }
-        if (event_occurred & SH_EVENT_OCCURRED_II_INT0_MASK) {
-                mask |= (1 << SH_EVENT_OCCURRED_II_INT0_SHFT);
-        }
-        if (event_occurred & SH_EVENT_OCCURRED_II_INT1_MASK) {
-                mask |= (1 << SH_EVENT_OCCURRED_II_INT1_SHFT);
-        }
+        mask = event_occurred & SH_ALL_INT_MASK;
         HUB_S((uint64_t *) GLOBAL_MMR_ADDR(nasid, SH_EVENT_OCCURRED_ALIAS),
-              mask);
+                 mask);
         __set_bit(irq, (volatile void *)pda->sn_in_service_ivecs);
 
         move_irq(irq);