diff options
Diffstat (limited to 'arch/ia64/sn/kernel/irq.c')
| -rw-r--r-- | arch/ia64/sn/kernel/irq.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 13c15d968098..658c716283ce 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -114,28 +114,6 @@ static void sn_ack_irq(unsigned int irq) move_native_irq(irq); } -static void sn_end_irq(unsigned int irq) -{ - int ivec; - u64 event_occurred; - - ivec = irq & 0xff; - if (ivec == SGI_UART_VECTOR) { - event_occurred = HUB_L((u64*)LOCAL_MMR_ADDR (SH_EVENT_OCCURRED)); - /* If the UART bit is set here, we may have received an - * interrupt from the UART that the driver missed. To - * make sure, we IPI ourselves to force us to look again. - */ - if (event_occurred & SH_EVENT_OCCURRED_UART_INT_MASK) { - platform_send_ipi(smp_processor_id(), SGI_UART_VECTOR, - IA64_IPI_DM_INT, 0); - } - } - __clear_bit(ivec, (volatile void *)pda->sn_in_service_ivecs); - if (sn_force_interrupt_flag) - force_interrupt(irq); -} - static void sn_irq_info_free(struct rcu_head *head); struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info, @@ -275,7 +253,6 @@ struct irq_chip irq_type_sn = { .enable = sn_enable_irq, .disable = sn_disable_irq, .ack = sn_ack_irq, - .end = sn_end_irq, .mask = sn_mask_irq, .unmask = sn_unmask_irq, .set_affinity = sn_set_affinity_irq |