diff options
Diffstat (limited to '')
| -rw-r--r-- | include/linux/irqdomain.h | 6 | ||||
| -rw-r--r-- | kernel/irq/debugfs.c | 2 | ||||
| -rw-r--r-- | kernel/irq/irqdomain.c | 2 |
3 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 81e4889ca6dd..1fb50438a868 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -40,6 +40,7 @@ struct of_device_id; struct irq_chip; struct irq_data; struct cpumask; +struct seq_file; /* Number of irqs reserved for a legacy isa controller */ #define NUM_ISA_INTERRUPTS 16 @@ -104,7 +105,6 @@ struct irq_domain_ops { int (*xlate)(struct irq_domain *d, struct device_node *node, const u32 *intspec, unsigned int intsize, unsigned long *out_hwirq, unsigned int *out_type); - #ifdef CONFIG_IRQ_DOMAIN_HIERARCHY /* extended V2 interfaces to support hierarchy irq_domains */ int (*alloc)(struct irq_domain *d, unsigned int virq, @@ -116,6 +116,10 @@ struct irq_domain_ops { int (*translate)(struct irq_domain *d, struct irq_fwspec *fwspec, unsigned long *out_hwirq, unsigned int *out_type); #endif +#ifdef CONFIG_GENERIC_IRQ_DEBUGFS + void (*debug_show)(struct seq_file *m, struct irq_domain *d, + struct irq_data *irqd, int ind); +#endif }; extern struct irq_domain_ops irq_generic_chip_ops; diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c index b7d1023b9b22..7f608ac39653 100644 --- a/kernel/irq/debugfs.c +++ b/kernel/irq/debugfs.c @@ -81,6 +81,8 @@ irq_debug_show_data(struct seq_file *m, struct irq_data *data, int ind) data->domain ? data->domain->name : ""); seq_printf(m, "%*shwirq: 0x%lx\n", ind + 1, "", data->hwirq); irq_debug_show_chip(m, data, ind + 1); + if (data->domain && data->domain->ops && data->domain->ops->debug_show) + data->domain->ops->debug_show(m, NULL, data, ind + 1); #ifdef CONFIG_IRQ_DOMAIN_HIERARCHY if (!data->parent_data) return; diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index e84b7056bb08..1a75a00ee01f 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -1810,6 +1810,8 @@ irq_domain_debug_show_one(struct seq_file *m, struct irq_domain *d, int ind) d->revmap_size + d->revmap_direct_max_irq); seq_printf(m, "%*smapped: %u\n", ind + 1, "", d->mapcount); seq_printf(m, "%*sflags: 0x%08x\n", ind +1 , "", d->flags); + if (d->ops && d->ops->debug_show) + d->ops->debug_show(m, d, NULL, ind + 1); #ifdef CONFIG_IRQ_DOMAIN_HIERARCHY if (!d->parent) return; |