irqdomain: Drop references to recusive irqdomain setup

It was never completely implemented, and was removed a long time
ago. Adjust the documentation to reflect this.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210406093557.1073423-8-maz@kernel.org

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 24a3cef..6ab428f 100644 (file)
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1659,12 +1659,10 @@ void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs)
 
 /**
  * irq_domain_alloc_irqs_parent - Allocate interrupts from parent domain
+ * @domain:    Domain below which interrupts must be allocated
  * @irq_base:  Base IRQ number
  * @nr_irqs:   Number of IRQs to allocate
  * @arg:       Allocation data (arch/domain specific)
- *
- * Check whether the domain has been setup recursive. If not allocate
- * through the parent domain.
  */
 int irq_domain_alloc_irqs_parent(struct irq_domain *domain,
                                 unsigned int irq_base, unsigned int nr_irqs,
@@ -1680,11 +1678,9 @@ EXPORT_SYMBOL_GPL(irq_domain_alloc_irqs_parent);
 
 /**
  * irq_domain_free_irqs_parent - Free interrupts from parent domain
+ * @domain:    Domain below which interrupts must be freed
  * @irq_base:  Base IRQ number
  * @nr_irqs:   Number of IRQs to free
- *
- * Check whether the domain has been setup recursive. If not free
- * through the parent domain.
  */
 void irq_domain_free_irqs_parent(struct irq_domain *domain,
                                 unsigned int irq_base, unsigned int nr_irqs)