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path: root/drivers/of/unittest.c
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Diffstat (limited to 'drivers/of/unittest.c')
-rw-r--r--drivers/of/unittest.c77
1 files changed, 47 insertions, 30 deletions
diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
index 0107fc680335..29a35cb1da64 100644
--- a/drivers/of/unittest.c
+++ b/drivers/of/unittest.c
@@ -46,46 +46,54 @@ static struct unittest_results {
static void __init of_unittest_find_node_by_name(void)
{
struct device_node *np;
- const char *options;
+ const char *options, *name;
np = of_find_node_by_path("/testcase-data");
- unittest(np && !strcmp("/testcase-data", np->full_name),
+ name = kasprintf(GFP_KERNEL, "%pOF", np);
+ unittest(np && !strcmp("/testcase-data", name),
"find /testcase-data failed\n");
of_node_put(np);
+ kfree(name);
/* Test if trailing '/' works */
np = of_find_node_by_path("/testcase-data/");
unittest(!np, "trailing '/' on /testcase-data/ should fail\n");
np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a");
- unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name),
+ name = kasprintf(GFP_KERNEL, "%pOF", np);
+ unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", name),
"find /testcase-data/phandle-tests/consumer-a failed\n");
of_node_put(np);
+ kfree(name);
np = of_find_node_by_path("testcase-alias");
- unittest(np && !strcmp("/testcase-data", np->full_name),
+ name = kasprintf(GFP_KERNEL, "%pOF", np);
+ unittest(np && !strcmp("/testcase-data", name),
"find testcase-alias failed\n");
of_node_put(np);
+ kfree(name);
/* Test if trailing '/' works on aliases */
np = of_find_node_by_path("testcase-alias/");
unittest(!np, "trailing '/' on testcase-alias/ should fail\n");
np = of_find_node_by_path("testcase-alias/phandle-tests/consumer-a");
- unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name),
+ name = kasprintf(GFP_KERNEL, "%pOF", np);
+ unittest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", name),
"find testcase-alias/phandle-tests/consumer-a failed\n");
of_node_put(np);
+ kfree(name);
np = of_find_node_by_path("/testcase-data/missing-path");
- unittest(!np, "non-existent path returned node %s\n", np->full_name);
+ unittest(!np, "non-existent path returned node %pOF\n", np);
of_node_put(np);
np = of_find_node_by_path("missing-alias");
- unittest(!np, "non-existent alias returned node %s\n", np->full_name);
+ unittest(!np, "non-existent alias returned node %pOF\n", np);
of_node_put(np);
np = of_find_node_by_path("testcase-alias/missing-path");
- unittest(!np, "non-existent alias with relative path returned node %s\n", np->full_name);
+ unittest(!np, "non-existent alias with relative path returned node %pOF\n", np);
of_node_put(np);
np = of_find_node_opts_by_path("/testcase-data:testoption", &options);
@@ -315,8 +323,8 @@ static void __init of_unittest_check_phandles(void)
hash_for_each_possible(phandle_ht, nh, node, np->phandle) {
if (nh->np->phandle == np->phandle) {
- pr_info("Duplicate phandle! %i used by %s and %s\n",
- np->phandle, nh->np->full_name, np->full_name);
+ pr_info("Duplicate phandle! %i used by %pOF and %pOF\n",
+ np->phandle, nh->np, np);
dup_count++;
break;
}
@@ -406,8 +414,8 @@ static void __init of_unittest_parse_phandle_with_args(void)
passed = false;
}
- unittest(passed, "index %i - data error on node %s rc=%i\n",
- i, args.np->full_name, rc);
+ unittest(passed, "index %i - data error on node %pOF rc=%i\n",
+ i, args.np, rc);
}
/* Check for missing list property */
@@ -590,7 +598,7 @@ static void __init of_unittest_changeset(void)
/* Make sure node names are constructed correctly */
unittest((np = of_find_node_by_path("/testcase-data/changeset/n2/n21")),
- "'%s' not added\n", n21->full_name);
+ "'%pOF' not added\n", n21);
of_node_put(np);
unittest(!of_changeset_revert(&chgset), "revert failed\n");
@@ -621,8 +629,8 @@ static void __init of_unittest_parse_interrupts(void)
passed &= (args.args_count == 1);
passed &= (args.args[0] == (i + 1));
- unittest(passed, "index %i - data error on node %s rc=%i\n",
- i, args.np->full_name, rc);
+ unittest(passed, "index %i - data error on node %pOF rc=%i\n",
+ i, args.np, rc);
}
of_node_put(np);
@@ -667,8 +675,8 @@ static void __init of_unittest_parse_interrupts(void)
default:
passed = false;
}
- unittest(passed, "index %i - data error on node %s rc=%i\n",
- i, args.np->full_name, rc);
+ unittest(passed, "index %i - data error on node %pOF rc=%i\n",
+ i, args.np, rc);
}
of_node_put(np);
}
@@ -737,8 +745,8 @@ static void __init of_unittest_parse_interrupts_extended(void)
passed = false;
}
- unittest(passed, "index %i - data error on node %s rc=%i\n",
- i, args.np->full_name, rc);
+ unittest(passed, "index %i - data error on node %pOF rc=%i\n",
+ i, args.np, rc);
}
of_node_put(np);
}
@@ -917,8 +925,11 @@ static int attach_node_and_children(struct device_node *np)
{
struct device_node *next, *dup, *child;
unsigned long flags;
+ const char *full_name;
- dup = of_find_node_by_path(np->full_name);
+ full_name = kasprintf(GFP_KERNEL, "%pOF", np);
+ dup = of_find_node_by_path(full_name);
+ kfree(full_name);
if (dup) {
update_node_properties(np, dup);
return 0;
@@ -1023,7 +1034,7 @@ static int unittest_probe(struct platform_device *pdev)
}
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
of_platform_populate(np, NULL, NULL, &pdev->dev);
@@ -1035,7 +1046,7 @@ static int unittest_remove(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
return 0;
}
@@ -1649,7 +1660,7 @@ static int unittest_i2c_bus_probe(struct platform_device *pdev)
}
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
std = devm_kzalloc(dev, sizeof(*std), GFP_KERNEL);
if (!std) {
@@ -1687,7 +1698,7 @@ static int unittest_i2c_bus_remove(struct platform_device *pdev)
struct device_node *np = dev->of_node;
struct unittest_i2c_bus_data *std = platform_get_drvdata(pdev);
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
i2c_del_adapter(&std->adap);
return 0;
@@ -1718,7 +1729,7 @@ static int unittest_i2c_dev_probe(struct i2c_client *client,
return -EINVAL;
}
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
return 0;
};
@@ -1728,7 +1739,7 @@ static int unittest_i2c_dev_remove(struct i2c_client *client)
struct device *dev = &client->dev;
struct device_node *np = client->dev.of_node;
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
return 0;
}
@@ -1763,7 +1774,7 @@ static int unittest_i2c_mux_probe(struct i2c_client *client,
struct i2c_mux_core *muxc;
u32 reg, max_reg;
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
if (!np) {
dev_err(dev, "No OF node\n");
@@ -1808,7 +1819,7 @@ static int unittest_i2c_mux_remove(struct i2c_client *client)
struct device_node *np = client->dev.of_node;
struct i2c_mux_core *muxc = i2c_get_clientdata(client);
- dev_dbg(dev, "%s for node @%s\n", __func__, np->full_name);
+ dev_dbg(dev, "%s for node @%pOF\n", __func__, np);
i2c_mux_del_adapters(muxc);
return 0;
}
@@ -1983,6 +1994,8 @@ out:
static inline void __init of_unittest_overlay(void) { }
#endif
+#ifdef CONFIG_OF_OVERLAY
+
/*
* __dtb_ot_begin[] and __dtb_ot_end[] are created by cmd_dt_S_dtb
* in scripts/Makefile.lib
@@ -2010,14 +2023,14 @@ struct overlay_info {
OVERLAY_INFO_EXTERN(overlay_base);
OVERLAY_INFO_EXTERN(overlay);
OVERLAY_INFO_EXTERN(overlay_bad_phandle);
-
-#ifdef CONFIG_OF_OVERLAY
+OVERLAY_INFO_EXTERN(overlay_bad_symbol);
/* order of entries is hard-coded into users of overlays[] */
static struct overlay_info overlays[] = {
OVERLAY_INFO(overlay_base, -9999),
OVERLAY_INFO(overlay, 0),
OVERLAY_INFO(overlay_bad_phandle, -EINVAL),
+ OVERLAY_INFO(overlay_bad_symbol, -EINVAL),
{}
};
@@ -2289,6 +2302,10 @@ static __init void of_unittest_overlay_high_level(void)
unittest(overlay_data_add(2),
"Adding overlay 'overlay_bad_phandle' failed\n");
+
+ unittest(overlay_data_add(3),
+ "Adding overlay 'overlay_bad_symbol' failed\n");
+
return;
err_unlock:
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.