linux-kernel - [PATCH v2 2/7] of: unittest: Add a test case for API of_find_node_opts_by

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Message-Id: <20241216-of_core_fix-v2-2-e69b8f60da63@quicinc.com>
Date: Mon, 16 Dec 2024 08:40:41 +0800
From: Zijun Hu <zijun_hu@...oud.com>
To: Rob Herring <robh@...nel.org>, Saravana Kannan <saravanak@...gle.com>, 
 Maxime Ripard <mripard@...nel.org>, Robin Murphy <robin.murphy@....com>, 
 Grant Likely <grant.likely@...retlab.ca>
Cc: Zijun Hu <zijun_hu@...oud.com>, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Zijun Hu <quic_zijuhu@...cinc.com>
Subject: [PATCH v2 2/7] of: unittest: Add a test case for API
 of_find_node_opts_by_path()

From: Zijun Hu <quic_zijuhu@...cinc.com>

To test of_find_node_opts_by_path() take @path argument with pattern:

"alias-name/node-name-1/.../node-name-N:options", for example:
"testcase-alias/phandle-tests/consumer-a:testaliasoption"

Signed-off-by: Zijun Hu <quic_zijuhu@...cinc.com>
---
 drivers/of/unittest.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index daf9a2dddd7e0dbc680f708496b6dce6d23999cf..ed343509505f536436f8457bd200ccc323acffdf 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -161,6 +161,15 @@ static void __init of_unittest_find_node_by_name(void)
 		 "option alias path test, subcase #1 failed\n");
 	of_node_put(np);
 
+	np = of_find_node_opts_by_path("testcase-alias/phandle-tests/consumer-a:testaliasoption",
+				       &options);
+	name = kasprintf(GFP_KERNEL, "%pOF", np);
+	unittest(np && name && !strcmp("/testcase-data/phandle-tests/consumer-a", name) &&
+		 !strcmp("testaliasoption", options),
+		 "option alias path test, subcase #2 failed\n");
+	of_node_put(np);
+	kfree(name);
+
 	np = of_find_node_opts_by_path("testcase-alias:testaliasoption", NULL);
 	unittest(np, "NULL option alias path test failed\n");
 	of_node_put(np);

-- 
2.34.1