diff options
Diffstat (limited to 'arch/sparc64/kernel/sbus.c')
| -rw-r--r-- | arch/sparc64/kernel/sbus.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c index 8812417247d4c..8f7877ac858ff 100644 --- a/arch/sparc64/kernel/sbus.c +++ b/arch/sparc64/kernel/sbus.c @@ -1225,3 +1225,24 @@ void __init sbus_iommu_init(int prom_node, struct sbus_bus *sbus) sysio_register_error_handlers(sbus); } + +void sbus_fill_device_irq(struct sbus_dev *sdev) +{ + struct linux_prom_irqs irqs[PROMINTR_MAX]; + int len; + + len = prom_getproperty(sdev->prom_node, "interrupts", + (char *) irqs, sizeof(irqs)); + if (len == -1 || len == 0) { + sdev->irqs[0] = 0; + sdev->num_irqs = 0; + } else { + unsigned int pri = irqs[0].pri; + + sdev->num_irqs = 1; + if (pri < 0x20) + pri += sdev->slot * 8; + + sdev->irqs[0] = sbus_build_irq(sdev->bus, pri); + } +} |