diff options
Diffstat (limited to 'arch/powerpc/platforms/cell')
| -rw-r--r-- | arch/powerpc/platforms/cell/cbe_regs.c | 12 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/pmu.c | 23 |
2 files changed, 33 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/cell/cbe_regs.c b/arch/powerpc/platforms/cell/cbe_regs.c index 5a91b75c2f0..9a0ee62691d 100644 --- a/arch/powerpc/platforms/cell/cbe_regs.c +++ b/arch/powerpc/platforms/cell/cbe_regs.c @@ -130,6 +130,18 @@ struct cbe_mic_tm_regs __iomem *cbe_get_cpu_mic_tm_regs(int cpu) } EXPORT_SYMBOL_GPL(cbe_get_cpu_mic_tm_regs); +/* FIXME + * This is little more than a stub at the moment. It should be + * fleshed out so that it works for both SMT and non-SMT, no + * matter if the passed cpu is odd or even. + * For SMT enabled, returns 0 for even-numbered cpu; otherwise 1. + * For SMT disabled, returns 0 for all cpus. + */ +u32 cbe_get_hw_thread_id(int cpu) +{ + return (cpu & 1); +} +EXPORT_SYMBOL_GPL(cbe_get_hw_thread_id); void __init cbe_regs_init(void) { diff --git a/arch/powerpc/platforms/cell/pmu.c b/arch/powerpc/platforms/cell/pmu.c index f28abf2fc27..99c612025e8 100644 --- a/arch/powerpc/platforms/cell/pmu.c +++ b/arch/powerpc/platforms/cell/pmu.c @@ -25,6 +25,7 @@ #include <linux/interrupt.h> #include <linux/types.h> #include <asm/io.h> +#include <asm/irq_regs.h> #include <asm/machdep.h> #include <asm/pmc.h> #include <asm/reg.h> @@ -375,9 +376,9 @@ void cbe_disable_pm_interrupts(u32 cpu) } EXPORT_SYMBOL_GPL(cbe_disable_pm_interrupts); -static irqreturn_t cbe_pm_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t cbe_pm_irq(int irq, void *dev_id) { - perf_irq(regs); + perf_irq(get_irq_regs()); return IRQ_HANDLED; } @@ -408,3 +409,21 @@ int __init cbe_init_pm_irq(void) } arch_initcall(cbe_init_pm_irq); +void cbe_sync_irq(int node) +{ + unsigned int irq; + + irq = irq_find_mapping(NULL, + IIC_IRQ_IOEX_PMI + | (node << IIC_IRQ_NODE_SHIFT)); + + if (irq == NO_IRQ) { + printk(KERN_WARNING "ERROR, unable to get existing irq %d " \ + "for node %d\n", irq, node); + return; + } + + synchronize_irq(irq); +} +EXPORT_SYMBOL_GPL(cbe_sync_irq); + |