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Diffstat (limited to 'include/acpi/acpi_bus.h')
-rw-r--r--include/acpi/acpi_bus.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 61e32ec1fc4d..8de4fa90e8c4 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -252,6 +252,7 @@ struct acpi_device_pnp {
#define acpi_device_bid(d) ((d)->pnp.bus_id)
#define acpi_device_adr(d) ((d)->pnp.bus_address)
const char *acpi_device_hid(struct acpi_device *device);
+#define acpi_device_uid(d) ((d)->pnp.unique_id)
#define acpi_device_name(d) ((d)->pnp.device_name)
#define acpi_device_class(d) ((d)->pnp.device_class)
@@ -386,7 +387,8 @@ static inline bool is_acpi_node(struct fwnode_handle *fwnode)
static inline struct acpi_device *acpi_node(struct fwnode_handle *fwnode)
{
- return fwnode ? container_of(fwnode, struct acpi_device, fwnode) : NULL;
+ return is_acpi_node(fwnode) ?
+ container_of(fwnode, struct acpi_device, fwnode) : NULL;
}
static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)