1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2013 Google, Inc
13 #include <asm/global_data.h>
14 #include <asm/state.h>
17 #include <dm/uclass-internal.h>
18 #include <test/test.h>
19 #include <test/test.h>
22 DECLARE_GLOBAL_DATA_PTR;
24 struct unit_test_state global_dm_test_state;
25 static struct dm_test_state _global_priv_dm_test_state;
27 int dm_test_init(struct unit_test_state *uts)
29 struct dm_test_state *dms = uts->priv;
30 bool of_live = uts->of_live;
32 memset(dms, '\0', sizeof(*dms));
34 if (!CONFIG_IS_ENABLED(OF_PLATDATA))
35 memset(dm_testdrv_op_count, '\0', sizeof(dm_testdrv_op_count));
36 state_reset_for_test(state_get_current());
38 /* Determine whether to make the live tree available */
39 gd_set_of_root(of_live ? uts->of_root : NULL);
40 ut_assertok(dm_init(of_live));
41 dms->root = dm_root();
46 static int dm_test_destroy(struct unit_test_state *uts)
50 for (id = 0; id < UCLASS_COUNT; id++) {
54 * If the uclass doesn't exist we don't want to create it. So
55 * check that here before we call uclass_find_device().
60 ut_assertok(uclass_destroy(uc));
66 static int dm_do_test(struct unit_test_state *uts, struct unit_test *test,
69 const char *fname = strrchr(test->file, '/') + 1;
71 printf("Test: %s: %s%s\n", test->name, fname,
72 !of_live ? " (flat tree)" : "");
73 uts->of_live = of_live;
75 ut_assertok(test_pre_run(uts, test));
79 ut_assertok(test_post_run(uts, test));
81 ut_assertok(dm_test_destroy(uts));
87 * dm_test_run_on_flattree() - Check if we should run a test with flat DT
89 * This skips long/slow tests where there is not much value in running a flat
90 * DT test in addition to a live DT test.
92 * @return true to run the given test on the flat device tree
94 static bool dm_test_run_on_flattree(struct unit_test *test)
96 const char *fname = strrchr(test->file, '/') + 1;
98 return !strstr(fname, "video") || strstr(test->name, "video_base");
101 static bool test_matches(const char *test_name, const char *find_name)
106 if (!strcmp(test_name, find_name))
109 /* All tests have this prefix */
110 if (!strncmp(test_name, "dm_test_", 8))
113 if (!strcmp(test_name, find_name))
119 int dm_test_run(const char *test_name)
121 struct unit_test *tests = ll_entry_start(struct unit_test, dm_test);
122 const int n_ents = ll_entry_count(struct unit_test, dm_test);
123 struct unit_test_state *uts = &global_dm_test_state;
124 struct unit_test *test;
127 uts->priv = &_global_priv_dm_test_state;
130 if (!CONFIG_IS_ENABLED(OF_PLATDATA)) {
132 * If we have no device tree, or it only has a root node, then
133 * these * tests clearly aren't going to work...
135 if (!gd->fdt_blob || fdt_next_node(gd->fdt_blob, 0, NULL) < 0) {
136 puts("Please run with test device tree:\n"
137 " ./u-boot -d arch/sandbox/dts/test.dtb\n");
138 ut_assert(gd->fdt_blob);
143 printf("Running %d driver model tests\n", n_ents);
147 uts->of_root = gd_of_root();
148 for (test = tests; test < tests + n_ents; test++) {
149 const char *name = test->name;
152 if (!test_matches(name, test_name))
155 /* Run with the live tree if possible */
157 if (CONFIG_IS_ENABLED(OF_LIVE)) {
158 if (!(test->flags & UT_TESTF_FLAT_TREE)) {
159 ut_assertok(dm_do_test(uts, test, true));
165 * Run with the flat tree if we couldn't run it with live tree,
166 * or it is a core test.
168 if (!(test->flags & UT_TESTF_LIVE_TREE) &&
169 (!runs || dm_test_run_on_flattree(test))) {
170 ut_assertok(dm_do_test(uts, test, false));
176 if (test_name && !found)
177 printf("Test '%s' not found\n", test_name);
179 printf("Failures: %d\n", uts->fail_count);
181 /* Put everything back to normal so that sandbox works as expected */
182 gd_set_of_root(uts->of_root);
184 ut_assertok(dm_init(CONFIG_IS_ENABLED(OF_LIVE)));
186 if (!CONFIG_IS_ENABLED(OF_PLATDATA))
189 return uts->fail_count ? CMD_RET_FAILURE : 0;
192 int do_ut_dm(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
194 const char *test_name = NULL;
199 return dm_test_run(test_name);