1 files changed, 16 insertions, 0 deletions

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index ed47688b8e79..f1f251479aa6 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1,5 +1,6 @@
 #define pr_fmt(fmt)  "irq: " fmt
 
+#include <linux/acpi.h>
 #include <linux/debugfs.h>
 #include <linux/hardirq.h>
 #include <linux/interrupt.h>
@@ -155,6 +156,21 @@ struct irq_domain *__irq_domain_add(struct fwnode_handle *fwnode, int size,
                         domain->name = fwid->name;
                         break;
                 }
+#ifdef CONFIG_ACPI
+        } else if (is_acpi_device_node(fwnode)) {
+                struct acpi_buffer buf = {
+                        .length = ACPI_ALLOCATE_BUFFER,
+                };
+                acpi_handle handle;
+
+                handle = acpi_device_handle(to_acpi_device_node(fwnode));
+                if (acpi_get_name(handle, ACPI_FULL_PATHNAME, &buf) == AE_OK) {
+                        domain->name = buf.pointer;
+                        domain->flags |= IRQ_DOMAIN_NAME_ALLOCATED;
+                }
+
+                domain->fwnode = fwnode;
+#endif
         } else if (of_node) {
                 char *name;