diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/ppc_ksyms.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/process.c | 17 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powermac/pmac_pic.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powermac/pmac_smp.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/mpic.c | 3 |
5 files changed, 24 insertions, 15 deletions
diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c index 7bfa0f0121f..e73b0699b5f 100644 --- a/arch/powerpc/kernel/ppc_ksyms.c +++ b/arch/powerpc/kernel/ppc_ksyms.c @@ -182,11 +182,9 @@ EXPORT_SYMBOL(flush_tlb_kernel_range); EXPORT_SYMBOL(flush_tlb_page); EXPORT_SYMBOL(_tlbie); #ifdef CONFIG_ALTIVEC -EXPORT_SYMBOL(last_task_used_altivec); EXPORT_SYMBOL(giveup_altivec); #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_SPE -EXPORT_SYMBOL(last_task_used_spe); EXPORT_SYMBOL(giveup_spe); #endif /* CONFIG_SPE */ #ifdef CONFIG_SMP diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index e3946769dd8..ae316e9ed58 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -272,11 +272,6 @@ struct task_struct *__switch_to(struct task_struct *prev, */ if (prev->thread.regs && (prev->thread.regs->msr & MSR_VEC)) giveup_altivec(prev); - /* Avoid the trap. On smp this this never happens since - * we don't set last_task_used_altivec -- Cort - */ - if (new->thread.regs && last_task_used_altivec == new) - new->thread.regs->msr |= MSR_VEC; #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_SPE /* @@ -288,12 +283,24 @@ struct task_struct *__switch_to(struct task_struct *prev, */ if ((prev->thread.regs && (prev->thread.regs->msr & MSR_SPE))) giveup_spe(prev); +#endif /* CONFIG_SPE */ + +#else /* CONFIG_SMP */ +#ifdef CONFIG_ALTIVEC + /* Avoid the trap. On smp this this never happens since + * we don't set last_task_used_altivec -- Cort + */ + if (new->thread.regs && last_task_used_altivec == new) + new->thread.regs->msr |= MSR_VEC; +#endif /* CONFIG_ALTIVEC */ +#ifdef CONFIG_SPE /* Avoid the trap. On smp this this never happens since * we don't set last_task_used_spe */ if (new->thread.regs && last_task_used_spe == new) new->thread.regs->msr |= MSR_SPE; #endif /* CONFIG_SPE */ + #endif /* CONFIG_SMP */ #ifdef CONFIG_PPC64 /* for now */ diff --git a/arch/powerpc/platforms/powermac/pmac_pic.c b/arch/powerpc/platforms/powermac/pmac_pic.c index a6b1b577e19..7ddd5264cc6 100644 --- a/arch/powerpc/platforms/powermac/pmac_pic.c +++ b/arch/powerpc/platforms/powermac/pmac_pic.c @@ -430,7 +430,7 @@ void __init pmac_pic_init(void) prom_get_irq_senses(senses, 0, 128); mpic1 = mpic_alloc(irqctrler->addrs[0].address, MPIC_PRIMARY | MPIC_WANTS_RESET, - 0, 0, 128, 256, senses, 128, " K2-MPIC "); + 0, 0, 128, 252, senses, 128, " OpenPIC "); BUG_ON(mpic1 == NULL); mpic_init(mpic1); @@ -441,14 +441,15 @@ void __init pmac_pic_init(void) irqctrler2->intrs[0].line); pmac_call_feature(PMAC_FTR_ENABLE_MPIC, irqctrler2, 0, 0); - prom_get_irq_senses(senses, 128, 128 + 128); + prom_get_irq_senses(senses, 128, 128 + 124); /* We don't need to set MPIC_BROKEN_U3 here since we don't have * hypertransport interrupts routed to it */ mpic2 = mpic_alloc(irqctrler2->addrs[0].address, MPIC_BIG_ENDIAN | MPIC_WANTS_RESET, - 0, 128, 128, 0, senses, 128, " U3-MPIC "); + 0, 128, 124, 0, senses, 124, + " U3-MPIC "); BUG_ON(mpic2 == NULL); mpic_init(mpic2); mpic_setup_cascade(irqctrler2->intrs[0].line, diff --git a/arch/powerpc/platforms/powermac/pmac_smp.c b/arch/powerpc/platforms/powermac/pmac_smp.c index 995e9095d86..fb996336c58 100644 --- a/arch/powerpc/platforms/powermac/pmac_smp.c +++ b/arch/powerpc/platforms/powermac/pmac_smp.c @@ -48,7 +48,7 @@ #include <asm/machdep.h> #include <asm/pmac_feature.h> #include <asm/time.h> -#include <asm/open_pic.h> +#include <asm/mpic.h> #include <asm/cacheflush.h> #include <asm/keylargo.h> @@ -638,14 +638,14 @@ void smp_core99_message_pass(int target, int msg, unsigned long data, int wait) } switch (target) { case MSG_ALL: - mpic_send_ipi(msg, mask); + mpic_send_ipi(msg, cpus_addr(mask)[0]); break; case MSG_ALL_BUT_SELF: cpu_clear(smp_processor_id(), mask); - mpic_send_ipi(msg, mask); + mpic_send_ipi(msg, cpus_addr(mask)[0]); break; default: - mpic_send_ipi(msg, cpumask_of_cpu(target)); + mpic_send_ipi(msg, 1 << target); break; } } @@ -678,7 +678,7 @@ int __cpu_disable(void) cpu_clear(smp_processor_id(), cpu_online_map); /* XXX reset cpu affinity here */ - openpic_set_priority(0xf); + mpic_cpu_set_priority(0xf); asm volatile("mtdec %0" : : "r" (0x7fffffff)); mb(); udelay(20); diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index c660e7d7c64..02b4d2488bf 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -44,6 +44,9 @@ static struct mpic *mpics; static struct mpic *mpic_primary; static DEFINE_SPINLOCK(mpic_lock); +#ifdef CONFIG_PPC32 /* XXX for now */ +#define distribute_irqs CONFIG_IRQ_ALL_CPUS +#endif /* * Register accessor functions |