diff options
Diffstat (limited to 'arch/ppc/syslib/open_pic.c')
| -rw-r--r-- | arch/ppc/syslib/open_pic.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c index e1dcfea8ba02..2a922f21a449 100644 --- a/arch/ppc/syslib/open_pic.c +++ b/arch/ppc/syslib/open_pic.c @@ -610,12 +610,15 @@ void openpic_request_IPIs(void) void __devinit do_openpic_setup_cpu(void) { +#ifdef CONFIG_IRQ_ALL_CPUS int i; - u32 msk = 1 << smp_hw_index[smp_processor_id()]; - + u32 msk; +#endif spin_lock(&openpic_setup_lock); #ifdef CONFIG_IRQ_ALL_CPUS + msk = 1 << smp_hw_index[smp_processor_id()]; + /* let the openpic know we want intrs. default affinity * is 0xffffffff until changed via /proc * That's how it's done on x86. If we want it differently, then @@ -788,15 +791,25 @@ static void openpic_set_sense(u_int irq, int sense) */ static void openpic_ack_irq(unsigned int irq_nr) { +#ifdef __SLOW_VERSION__ openpic_disable_irq(irq_nr); openpic_eoi(); +#else + if ((irq_desc[irq_nr].status & IRQ_LEVEL) == 0) + openpic_eoi(); +#endif } static void openpic_end_irq(unsigned int irq_nr) { +#ifdef __SLOW_VERSION__ if (!(irq_desc[irq_nr].status & (IRQ_DISABLED|IRQ_INPROGRESS)) && irq_desc[irq_nr].action) openpic_enable_irq(irq_nr); +#else + if ((irq_desc[irq_nr].status & IRQ_LEVEL) != 0) + openpic_eoi(); +#endif } static void openpic_set_affinity(unsigned int irq_nr, unsigned long cpumask) |