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-rw-r--r--include/acpi/acpi_bus.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index f59cbf860658..a361f43b1974 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -27,6 +27,7 @@
#define __ACPI_BUS_H__
#include <linux/device.h>
+#include <linux/property.h>
/* TBD: Make dynamic */
#define ACPI_MAX_HANDLES 10
@@ -348,6 +349,7 @@ struct acpi_device_data {
struct acpi_device {
int device_type;
acpi_handle handle; /* no handle for fixed hardware */
+ struct fwnode_handle fwnode;
struct acpi_device *parent;
struct list_head children;
struct list_head node;
@@ -372,6 +374,21 @@ struct acpi_device {
void (*remove)(struct acpi_device *);
};
+static inline bool is_acpi_node(struct fwnode_handle *fwnode)
+{
+ return fwnode && fwnode->type == FWNODE_ACPI;
+}
+
+static inline struct acpi_device *acpi_node(struct fwnode_handle *fwnode)
+{
+ return fwnode ? container_of(fwnode, struct acpi_device, fwnode) : NULL;
+}
+
+static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
+{
+ return &adev->fwnode;
+}
+
static inline void *acpi_driver_data(struct acpi_device *d)
{
return d->driver_data;
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