diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/intr_remapping.c | 39 |
1 files changed, 3 insertions, 36 deletions
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c index 0f4691c5fab..ea46935422f 100644 --- a/drivers/pci/intr_remapping.c +++ b/drivers/pci/intr_remapping.c @@ -46,54 +46,21 @@ static __init int setup_intremap(char *str) } early_param("intremap", setup_intremap); -#ifdef CONFIG_GENERIC_HARDIRQS static struct irq_2_iommu *irq_2_iommu(unsigned int irq) { - return get_irq_iommu(irq); + struct irq_cfg *cfg = get_irq_chip_data(irq); + return cfg ? &cfg->irq_2_iommu : NULL; } static struct irq_2_iommu *irq_2_iommu_alloc(unsigned int irq) { - struct irq_data *data = irq_get_irq_data(irq); - - if (WARN_ONCE(data->irq_2_iommu, - KERN_DEBUG "irq_2_iommu!=NULL irq %u\n", irq)) - return data->irq_2_iommu; - - data->irq_2_iommu = kzalloc_node(sizeof(*data->irq_2_iommu), - GFP_ATOMIC, data->node); - return data->irq_2_iommu; + return irq_2_iommu(irq); } static void irq_2_iommu_free(unsigned int irq) { - struct irq_data *d = irq_get_irq_data(irq); - struct irq_2_iommu *p = d->irq_2_iommu; - - d->irq_2_iommu = NULL; - kfree(p); } -#else /* !CONFIG_SPARSE_IRQ */ - -static struct irq_2_iommu irq_2_iommuX[NR_IRQS]; - -static struct irq_2_iommu *irq_2_iommu(unsigned int irq) -{ - if (irq < nr_irqs) - return &irq_2_iommuX[irq]; - - return NULL; -} -static struct irq_2_iommu *irq_2_iommu_alloc(unsigned int irq) -{ - return irq_2_iommu(irq); -} - -static void irq_2_iommu_free(unsigned int irq) { } - -#endif - static DEFINE_SPINLOCK(irq_2_ir_lock); static struct irq_2_iommu *valid_irq_2_iommu(unsigned int irq) |