[IA64-SGI] sn2 housekeeping

[pandora-kernel.git] / arch / ia64 / sn / kernel / irq.c

diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index 928b4ac..74d87d9 100644 (file)
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -5,11 +5,12 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 #include <linux/irq.h>
 #include <linux/spinlock.h>
+#include <linux/init.h>
 #include <asm/sn/addrs.h>
 #include <asm/sn/arch.h>
 #include <asm/sn/intr.h>
@@ -76,14 +77,12 @@ static void sn_enable_irq(unsigned int irq)
 
 static void sn_ack_irq(unsigned int irq)
 {
-       u64 event_occurred, mask = 0;
+       u64 event_occurred, mask;
 
        irq = irq & 0xff;
-       event_occurred =
-           HUB_L((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED));
+       event_occurred = HUB_L((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED));
        mask = event_occurred & SH_ALL_INT_MASK;
-       HUB_S((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED_ALIAS),
-             mask);
+       HUB_S((u64*)LOCAL_MMR_ADDR(SH_EVENT_OCCURRED_ALIAS), mask);
        __set_bit(irq, (volatile void *)pda->sn_in_service_ivecs);
 
        move_native_irq(irq);
@@ -219,9 +218,8 @@ static void register_intr_pda(struct sn_irq_info *sn_irq_info)
                pdacpu(cpu)->sn_last_irq = irq;
        }
 
-       if (pdacpu(cpu)->sn_first_irq == 0 || pdacpu(cpu)->sn_first_irq > irq) {
+       if (pdacpu(cpu)->sn_first_irq == 0 || pdacpu(cpu)->sn_first_irq > irq)
                pdacpu(cpu)->sn_first_irq = irq;
-       }
 }
 
 static void unregister_intr_pda(struct sn_irq_info *sn_irq_info)
@@ -289,7 +287,7 @@ void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info)
        list_add_rcu(&sn_irq_info->list, sn_irq_lh[sn_irq_info->irq_irq]);
        spin_unlock(&sn_irq_info_lock);
 
-       (void)register_intr_pda(sn_irq_info);
+       register_intr_pda(sn_irq_info);
 }
 
 void sn_irq_unfixup(struct pci_dev *pci_dev)
@@ -419,7 +417,7 @@ void sn_lb_int_war_check(void)
        rcu_read_unlock();
 }
 
-void sn_irq_lh_init(void)
+void __init sn_irq_lh_init(void)
 {
        int i;
 
@@ -434,5 +432,4 @@ void sn_irq_lh_init(void)
 
                INIT_LIST_HEAD(sn_irq_lh[i]);
        }
-
 }