From c15862ffdd5f7797338808cf7645786109bcddc3 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 26 Sep 2023 08:14:41 -0600 Subject: dm: core: Add a way to copy a node Add a function to copy a node to another place under a new name. This is useful at least for testing, since copying a test node with existing properties is easier than writing the code to generate it all afresh. Signed-off-by: Simon Glass --- drivers/core/ofnode.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'drivers/core/ofnode.c') diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index d2bdb8b9af1..403ee06ad94 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -1802,3 +1802,23 @@ int ofnode_copy_props(ofnode dst, ofnode src) return 0; } + +int ofnode_copy_node(ofnode dst_parent, const char *name, ofnode src, + ofnode *nodep) +{ + ofnode node; + int ret; + + ret = ofnode_add_subnode(dst_parent, name, &node); + if (ret) { + if (ret == -EEXIST) + *nodep = node; + return log_msg_ret("add", ret); + } + ret = ofnode_copy_props(node, src); + if (ret) + return log_msg_ret("cpy", ret); + *nodep = node; + + return 0; +} -- cgit v1.2.3