diff options
Diffstat (limited to 'arch/ia64/sn/kernel/irq.c')
| -rw-r--r-- | arch/ia64/sn/kernel/irq.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 01d18b7..c373113 100644 --- 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> @@ -28,7 +29,7 @@ extern int sn_ioif_inited; static struct list_head **sn_irq_lh; static spinlock_t sn_irq_info_lock = SPIN_LOCK_UNLOCKED; /* non-IRQ lock */ -static inline uint64_t sn_intr_alloc(nasid_t local_nasid, int local_widget, +static inline u64 sn_intr_alloc(nasid_t local_nasid, int local_widget, u64 sn_irq_info, int req_irq, nasid_t req_nasid, int req_slice) @@ -76,17 +77,15 @@ 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_irq(irq); + move_native_irq(irq); } static void sn_end_irq(unsigned int irq) @@ -123,7 +122,7 @@ static void sn_set_affinity_irq(unsigned int irq, cpumask_t mask) list_for_each_entry_safe(sn_irq_info, sn_irq_info_safe, sn_irq_lh[irq], list) { - uint64_t bridge; + u64 bridge; int local_widget, status; nasid_t local_nasid; struct sn_irq_info *new_irq_info; @@ -134,7 +133,7 @@ static void sn_set_affinity_irq(unsigned int irq, cpumask_t mask) break; memcpy(new_irq_info, sn_irq_info, sizeof(struct sn_irq_info)); - bridge = (uint64_t) new_irq_info->irq_bridge; + bridge = (u64) new_irq_info->irq_bridge; if (!bridge) { kfree(new_irq_info); break; /* irq is not a device interrupt */ @@ -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) @@ -301,7 +299,9 @@ void sn_irq_unfixup(struct pci_dev *pci_dev) return; sn_irq_info = SN_PCIDEV_INFO(pci_dev)->pdi_sn_irq_info; - if (!sn_irq_info || !sn_irq_info->irq_irq) { + if (!sn_irq_info) + return; + if (!sn_irq_info->irq_irq) { kfree(sn_irq_info); return; } @@ -349,10 +349,10 @@ static void force_interrupt(int irq) */ static void sn_check_intr(int irq, struct sn_irq_info *sn_irq_info) { - uint64_t regval; + u64 regval; int irr_reg_num; int irr_bit; - uint64_t irr_reg; + u64 irr_reg; struct pcidev_info *pcidev_info; struct pcibus_info *pcibus_info; @@ -419,7 +419,7 @@ 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 +434,4 @@ void sn_irq_lh_init(void) INIT_LIST_HEAD(sn_irq_lh[i]); } - } |