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-rw-r--r--include/linux/irqdomain.h5
-rw-r--r--kernel/irq/irqdomain.c6
2 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index f644fdb06dd6..2f508f4ac2ea 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -34,6 +34,7 @@
#include <linux/types.h>
#include <linux/irqhandler.h>
+#include <linux/of.h>
#include <linux/radix-tree.h>
struct device_node;
@@ -130,7 +131,7 @@ struct irq_domain {
unsigned int flags;
/* Optional data */
- struct device_node *of_node;
+ struct fwnode_handle *fwnode;
enum irq_domain_bus_token bus_token;
struct irq_domain_chip_generic *gc;
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
@@ -163,7 +164,7 @@ enum {
static inline struct device_node *irq_domain_get_of_node(struct irq_domain *d)
{
- return d->of_node;
+ return to_of_node(d->fwnode);
}
#ifdef CONFIG_IRQ_DOMAIN
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 8f8b538b067d..1aee5c118bae 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -46,17 +46,21 @@ struct irq_domain *__irq_domain_add(struct device_node *of_node, int size,
void *host_data)
{
struct irq_domain *domain;
+ struct fwnode_handle *fwnode;
domain = kzalloc_node(sizeof(*domain) + (sizeof(unsigned int) * size),
GFP_KERNEL, of_node_to_nid(of_node));
if (WARN_ON(!domain))
return NULL;
+ of_node_get(of_node);
+ fwnode = of_node ? &of_node->fwnode : NULL;
+
/* Fill structure */
INIT_RADIX_TREE(&domain->revmap_tree, GFP_KERNEL);
domain->ops = ops;
domain->host_data = host_data;
- domain->of_node = of_node_get(of_node);
+ domain->fwnode = fwnode;
domain->hwirq_max = hwirq_max;
domain->revmap_size = size;
domain->revmap_direct_max_irq = direct_max;