diff options
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/kernel/sun4d_irq.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c index 77b4a8992710..ee35c45ffb89 100644 --- a/arch/sparc/kernel/sun4d_irq.c +++ b/arch/sparc/kernel/sun4d_irq.c @@ -51,7 +51,11 @@ static struct sun4d_timer_regs __iomem *sun4d_timers; #define TIMER_IRQ 10 #define MAX_STATIC_ALLOC 4 -static unsigned char sbus_tid[32]; + +/* Specify which cpu handle interrupts from which board. + * Index is board - value is cpu. + */ +static unsigned char board_to_cpu[32]; static struct irqaction *irq_action[NR_IRQS]; @@ -363,7 +367,7 @@ out: static void sun4d_disable_irq(unsigned int irq) { - int tid = sbus_tid[(irq >> 5) - 1]; + int tid = board_to_cpu[(irq >> 5) - 1]; unsigned long flags; if (irq < NR_IRQS) @@ -376,7 +380,7 @@ static void sun4d_disable_irq(unsigned int irq) static void sun4d_enable_irq(unsigned int irq) { - int tid = sbus_tid[(irq >> 5) - 1]; + int tid = board_to_cpu[(irq >> 5) - 1]; unsigned long flags; if (irq < NR_IRQS) @@ -413,7 +417,7 @@ void __init sun4d_distribute_irqs(void) for_each_node_by_name(dp, "sbi") { int devid = of_getintprop_default(dp, "device-id", 0); int board = of_getintprop_default(dp, "board#", 0); - sbus_tid[board] = cpuid; + board_to_cpu[board] = cpuid; set_sbi_tid(devid, cpuid << 3); } printk(KERN_ERR "All sbus IRQs directed to CPU%d\n", cpuid); @@ -587,7 +591,7 @@ void __init sun4d_init_sbi_irq(void) unsigned int mask; set_sbi_tid(devid, target_cpu << 3); - sbus_tid[board] = target_cpu; + board_to_cpu[board] = target_cpu; /* Get rid of pending irqs from PROM */ mask = acquire_sbi(devid, 0xffffffff); |