diff options
| -rw-r--r-- | Documentation/IRQ-domain.txt | 3 | ||||
| -rw-r--r-- | kernel/irq/internals.h | 2 | ||||
| -rw-r--r-- | kernel/irq/irqdomain.c | 6 |
3 files changed, 5 insertions, 6 deletions
diff --git a/Documentation/IRQ-domain.txt b/Documentation/IRQ-domain.txt index 03df71aeb38c..8a8b82c9ca53 100644 --- a/Documentation/IRQ-domain.txt +++ b/Documentation/IRQ-domain.txt @@ -41,8 +41,7 @@ An interrupt controller driver creates and registers an irq_domain by calling one of the irq_domain_add_*() functions (each mapping method has a different allocator function, more on that later). The function will return a pointer to the irq_domain on success. The caller must -provide the allocator function with an irq_domain_ops structure with -the .map callback populated as a minimum. +provide the allocator function with an irq_domain_ops structure. In most cases, the irq_domain will begin empty without any mappings between hwirq and IRQ numbers. Mappings are added to the irq_domain diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h index c4065e3edbc3..099ea2e0eb88 100644 --- a/kernel/irq/internals.h +++ b/kernel/irq/internals.h @@ -33,7 +33,7 @@ enum { }; /* - * Bit masks for desc->state + * Bit masks for desc->core_internal_state__do_not_mess_with_it * * IRQS_AUTODETECT - autodetection in progress * IRQS_SPURIOUS_DISABLED - was disabled due to spurious interrupt diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index f14033700c25..eb5e10e32e05 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -27,14 +27,14 @@ static struct irq_domain *irq_default_domain; * __irq_domain_add() - Allocate a new irq_domain data structure * @of_node: optional device-tree node of the interrupt controller * @size: Size of linear map; 0 for radix mapping only + * @hwirq_max: Maximum number of interrupts supported by controller * @direct_max: Maximum value of direct maps; Use ~0 for no limit; 0 for no * direct mapping * @ops: map/unmap domain callbacks * @host_data: Controller private data pointer * - * Allocates and initialize and irq_domain structure. Caller is expected to - * register allocated irq_domain with irq_domain_register(). Returns pointer - * to IRQ domain, or NULL on failure. + * Allocates and initialize and irq_domain structure. + * Returns pointer to IRQ domain, or NULL on failure. */ struct irq_domain *__irq_domain_add(struct device_node *of_node, int size, irq_hw_number_t hwirq_max, int direct_max, |