Merge tag 'driver-core-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...

[tomoyo/tomoyo-test1.git] / drivers / base / devcon.c

diff --git a/drivers/base/devcon.c b/drivers/base/devcon.c
index ac026d5..09f2847 100644 (file)
--- a/drivers/base/devcon.c
+++ b/drivers/base/devcon.c
@@ -38,6 +38,28 @@ fwnode_graph_devcon_match(struct fwnode_handle *fwnode, const char *con_id,
        return NULL;
 }
 
+static void *
+fwnode_devcon_match(struct fwnode_handle *fwnode, const char *con_id,
+                   void *data, devcon_match_fn_t match)
+{
+       struct device_connection con = { };
+       void *ret;
+       int i;
+
+       for (i = 0; ; i++) {
+               con.fwnode = fwnode_find_reference(fwnode, con_id, i);
+               if (IS_ERR(con.fwnode))
+                       break;
+
+               ret = match(&con, -1, data);
+               fwnode_handle_put(con.fwnode);
+               if (ret)
+                       return ret;
+       }
+
+       return NULL;
+}
+
 /**
  * device_connection_find_match - Find physical connection to a device
  * @dev: Device with the connection
@@ -65,6 +87,10 @@ void *device_connection_find_match(struct device *dev, const char *con_id,
                ret = fwnode_graph_devcon_match(fwnode, con_id, data, match);
                if (ret)
                        return ret;
+
+               ret = fwnode_devcon_match(fwnode, con_id, data, match);
+               if (ret)
+                       return ret;
        }
 
        mutex_lock(&devcon_lock);