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path: root/drivers/base/devcon.c
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Diffstat (limited to 'drivers/base/devcon.c')
-rw-r--r--drivers/base/devcon.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/base/devcon.c b/drivers/base/devcon.c
index 04db9ae235e4..f7035fc12b92 100644
--- 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);