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Commit | Line | Data |
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53a42093 GL |
1 | /* |
2 | * Self tests for device tree subsystem | |
3 | */ | |
4 | ||
cabb7d5b | 5 | #define pr_fmt(fmt) "### dt-test ### " fmt |
53a42093 GL |
6 | |
7 | #include <linux/clk.h> | |
8 | #include <linux/err.h> | |
9 | #include <linux/errno.h> | |
10 | #include <linux/module.h> | |
11 | #include <linux/of.h> | |
a9f10ca7 | 12 | #include <linux/of_irq.h> |
82c0f589 | 13 | #include <linux/of_platform.h> |
53a42093 GL |
14 | #include <linux/list.h> |
15 | #include <linux/mutex.h> | |
16 | #include <linux/slab.h> | |
17 | #include <linux/device.h> | |
18 | ||
69843396 PA |
19 | #include "of_private.h" |
20 | ||
a9f10ca7 GL |
21 | static struct selftest_results { |
22 | int passed; | |
23 | int failed; | |
24 | } selftest_results; | |
25 | ||
53a42093 | 26 | #define selftest(result, fmt, ...) { \ |
cabb7d5b | 27 | if (!(result)) { \ |
a9f10ca7 GL |
28 | selftest_results.failed++; \ |
29 | pr_err("FAIL %s():%i " fmt, __func__, __LINE__, ##__VA_ARGS__); \ | |
cabb7d5b | 30 | } else { \ |
a9f10ca7 GL |
31 | selftest_results.passed++; \ |
32 | pr_debug("pass %s():%i\n", __func__, __LINE__); \ | |
cabb7d5b | 33 | } \ |
53a42093 GL |
34 | } |
35 | ||
ae91ff72 GL |
36 | static void __init of_selftest_find_node_by_name(void) |
37 | { | |
38 | struct device_node *np; | |
39 | ||
40 | np = of_find_node_by_path("/testcase-data"); | |
41 | selftest(np && !strcmp("/testcase-data", np->full_name), | |
42 | "find /testcase-data failed\n"); | |
43 | of_node_put(np); | |
44 | ||
45 | /* Test if trailing '/' works */ | |
46 | np = of_find_node_by_path("/testcase-data/"); | |
47 | selftest(!np, "trailing '/' on /testcase-data/ should fail\n"); | |
48 | ||
49 | np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); | |
50 | selftest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), | |
51 | "find /testcase-data/phandle-tests/consumer-a failed\n"); | |
52 | of_node_put(np); | |
53 | ||
54 | np = of_find_node_by_path("testcase-alias"); | |
55 | selftest(np && !strcmp("/testcase-data", np->full_name), | |
56 | "find testcase-alias failed\n"); | |
57 | of_node_put(np); | |
58 | ||
59 | /* Test if trailing '/' works on aliases */ | |
60 | np = of_find_node_by_path("testcase-alias/"); | |
61 | selftest(!np, "trailing '/' on testcase-alias/ should fail\n"); | |
62 | ||
63 | np = of_find_node_by_path("testcase-alias/phandle-tests/consumer-a"); | |
64 | selftest(np && !strcmp("/testcase-data/phandle-tests/consumer-a", np->full_name), | |
65 | "find testcase-alias/phandle-tests/consumer-a failed\n"); | |
66 | of_node_put(np); | |
67 | ||
68 | np = of_find_node_by_path("/testcase-data/missing-path"); | |
69 | selftest(!np, "non-existent path returned node %s\n", np->full_name); | |
70 | of_node_put(np); | |
71 | ||
72 | np = of_find_node_by_path("missing-alias"); | |
73 | selftest(!np, "non-existent alias returned node %s\n", np->full_name); | |
74 | of_node_put(np); | |
75 | ||
76 | np = of_find_node_by_path("testcase-alias/missing-path"); | |
77 | selftest(!np, "non-existent alias with relative path returned node %s\n", np->full_name); | |
78 | of_node_put(np); | |
79 | } | |
80 | ||
7e66c5c7 GL |
81 | static void __init of_selftest_dynamic(void) |
82 | { | |
83 | struct device_node *np; | |
84 | struct property *prop; | |
85 | ||
86 | np = of_find_node_by_path("/testcase-data"); | |
87 | if (!np) { | |
88 | pr_err("missing testcase data\n"); | |
89 | return; | |
90 | } | |
91 | ||
92 | /* Array of 4 properties for the purpose of testing */ | |
93 | prop = kzalloc(sizeof(*prop) * 4, GFP_KERNEL); | |
94 | if (!prop) { | |
95 | selftest(0, "kzalloc() failed\n"); | |
96 | return; | |
97 | } | |
98 | ||
99 | /* Add a new property - should pass*/ | |
100 | prop->name = "new-property"; | |
101 | prop->value = "new-property-data"; | |
102 | prop->length = strlen(prop->value); | |
103 | selftest(of_add_property(np, prop) == 0, "Adding a new property failed\n"); | |
104 | ||
105 | /* Try to add an existing property - should fail */ | |
106 | prop++; | |
107 | prop->name = "new-property"; | |
108 | prop->value = "new-property-data-should-fail"; | |
109 | prop->length = strlen(prop->value); | |
110 | selftest(of_add_property(np, prop) != 0, | |
111 | "Adding an existing property should have failed\n"); | |
112 | ||
113 | /* Try to modify an existing property - should pass */ | |
114 | prop->value = "modify-property-data-should-pass"; | |
115 | prop->length = strlen(prop->value); | |
116 | selftest(of_update_property(np, prop) == 0, | |
117 | "Updating an existing property should have passed\n"); | |
118 | ||
119 | /* Try to modify non-existent property - should pass*/ | |
120 | prop++; | |
121 | prop->name = "modify-property"; | |
122 | prop->value = "modify-missing-property-data-should-pass"; | |
123 | prop->length = strlen(prop->value); | |
124 | selftest(of_update_property(np, prop) == 0, | |
125 | "Updating a missing property should have passed\n"); | |
126 | ||
127 | /* Remove property - should pass */ | |
128 | selftest(of_remove_property(np, prop) == 0, | |
129 | "Removing a property should have passed\n"); | |
130 | ||
131 | /* Adding very large property - should pass */ | |
132 | prop++; | |
133 | prop->name = "large-property-PAGE_SIZEx8"; | |
134 | prop->length = PAGE_SIZE * 8; | |
135 | prop->value = kzalloc(prop->length, GFP_KERNEL); | |
136 | selftest(prop->value != NULL, "Unable to allocate large buffer\n"); | |
137 | if (prop->value) | |
138 | selftest(of_add_property(np, prop) == 0, | |
139 | "Adding a large property should have passed\n"); | |
140 | } | |
141 | ||
53a42093 GL |
142 | static void __init of_selftest_parse_phandle_with_args(void) |
143 | { | |
144 | struct device_node *np; | |
145 | struct of_phandle_args args; | |
cabb7d5b | 146 | int i, rc; |
53a42093 | 147 | |
53a42093 GL |
148 | np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); |
149 | if (!np) { | |
150 | pr_err("missing testcase data\n"); | |
151 | return; | |
152 | } | |
153 | ||
bd69f73f GL |
154 | rc = of_count_phandle_with_args(np, "phandle-list", "#phandle-cells"); |
155 | selftest(rc == 7, "of_count_phandle_with_args() returned %i, expected 7\n", rc); | |
156 | ||
f7f951c2 | 157 | for (i = 0; i < 8; i++) { |
53a42093 GL |
158 | bool passed = true; |
159 | rc = of_parse_phandle_with_args(np, "phandle-list", | |
160 | "#phandle-cells", i, &args); | |
161 | ||
162 | /* Test the values from tests-phandle.dtsi */ | |
163 | switch (i) { | |
164 | case 0: | |
165 | passed &= !rc; | |
166 | passed &= (args.args_count == 1); | |
167 | passed &= (args.args[0] == (i + 1)); | |
168 | break; | |
169 | case 1: | |
170 | passed &= !rc; | |
171 | passed &= (args.args_count == 2); | |
172 | passed &= (args.args[0] == (i + 1)); | |
173 | passed &= (args.args[1] == 0); | |
174 | break; | |
175 | case 2: | |
176 | passed &= (rc == -ENOENT); | |
177 | break; | |
178 | case 3: | |
179 | passed &= !rc; | |
180 | passed &= (args.args_count == 3); | |
181 | passed &= (args.args[0] == (i + 1)); | |
182 | passed &= (args.args[1] == 4); | |
183 | passed &= (args.args[2] == 3); | |
184 | break; | |
185 | case 4: | |
186 | passed &= !rc; | |
187 | passed &= (args.args_count == 2); | |
188 | passed &= (args.args[0] == (i + 1)); | |
189 | passed &= (args.args[1] == 100); | |
190 | break; | |
191 | case 5: | |
192 | passed &= !rc; | |
193 | passed &= (args.args_count == 0); | |
194 | break; | |
195 | case 6: | |
196 | passed &= !rc; | |
197 | passed &= (args.args_count == 1); | |
198 | passed &= (args.args[0] == (i + 1)); | |
199 | break; | |
200 | case 7: | |
cabb7d5b | 201 | passed &= (rc == -ENOENT); |
53a42093 GL |
202 | break; |
203 | default: | |
204 | passed = false; | |
205 | } | |
206 | ||
cabb7d5b GL |
207 | selftest(passed, "index %i - data error on node %s rc=%i\n", |
208 | i, args.np->full_name, rc); | |
53a42093 GL |
209 | } |
210 | ||
211 | /* Check for missing list property */ | |
212 | rc = of_parse_phandle_with_args(np, "phandle-list-missing", | |
213 | "#phandle-cells", 0, &args); | |
cabb7d5b | 214 | selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); |
bd69f73f GL |
215 | rc = of_count_phandle_with_args(np, "phandle-list-missing", |
216 | "#phandle-cells"); | |
217 | selftest(rc == -ENOENT, "expected:%i got:%i\n", -ENOENT, rc); | |
53a42093 GL |
218 | |
219 | /* Check for missing cells property */ | |
220 | rc = of_parse_phandle_with_args(np, "phandle-list", | |
221 | "#phandle-cells-missing", 0, &args); | |
cabb7d5b | 222 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); |
bd69f73f GL |
223 | rc = of_count_phandle_with_args(np, "phandle-list", |
224 | "#phandle-cells-missing"); | |
225 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); | |
53a42093 GL |
226 | |
227 | /* Check for bad phandle in list */ | |
228 | rc = of_parse_phandle_with_args(np, "phandle-list-bad-phandle", | |
229 | "#phandle-cells", 0, &args); | |
cabb7d5b | 230 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); |
bd69f73f GL |
231 | rc = of_count_phandle_with_args(np, "phandle-list-bad-phandle", |
232 | "#phandle-cells"); | |
233 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); | |
53a42093 GL |
234 | |
235 | /* Check for incorrectly formed argument list */ | |
236 | rc = of_parse_phandle_with_args(np, "phandle-list-bad-args", | |
237 | "#phandle-cells", 1, &args); | |
cabb7d5b | 238 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); |
bd69f73f GL |
239 | rc = of_count_phandle_with_args(np, "phandle-list-bad-args", |
240 | "#phandle-cells"); | |
241 | selftest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); | |
53a42093 GL |
242 | } |
243 | ||
7aff0fe3 GL |
244 | static void __init of_selftest_property_match_string(void) |
245 | { | |
246 | struct device_node *np; | |
247 | int rc; | |
248 | ||
7aff0fe3 GL |
249 | np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); |
250 | if (!np) { | |
251 | pr_err("No testcase data in device tree\n"); | |
252 | return; | |
253 | } | |
254 | ||
255 | rc = of_property_match_string(np, "phandle-list-names", "first"); | |
256 | selftest(rc == 0, "first expected:0 got:%i\n", rc); | |
257 | rc = of_property_match_string(np, "phandle-list-names", "second"); | |
258 | selftest(rc == 1, "second expected:0 got:%i\n", rc); | |
259 | rc = of_property_match_string(np, "phandle-list-names", "third"); | |
260 | selftest(rc == 2, "third expected:0 got:%i\n", rc); | |
261 | rc = of_property_match_string(np, "phandle-list-names", "fourth"); | |
262 | selftest(rc == -ENODATA, "unmatched string; rc=%i", rc); | |
263 | rc = of_property_match_string(np, "missing-property", "blah"); | |
264 | selftest(rc == -EINVAL, "missing property; rc=%i", rc); | |
265 | rc = of_property_match_string(np, "empty-property", "blah"); | |
266 | selftest(rc == -ENODATA, "empty property; rc=%i", rc); | |
267 | rc = of_property_match_string(np, "unterminated-string", "blah"); | |
268 | selftest(rc == -EILSEQ, "unterminated string; rc=%i", rc); | |
269 | } | |
270 | ||
69843396 PA |
271 | #define propcmp(p1, p2) (((p1)->length == (p2)->length) && \ |
272 | (p1)->value && (p2)->value && \ | |
273 | !memcmp((p1)->value, (p2)->value, (p1)->length) && \ | |
274 | !strcmp((p1)->name, (p2)->name)) | |
275 | static void __init of_selftest_property_copy(void) | |
276 | { | |
277 | #ifdef CONFIG_OF_DYNAMIC | |
278 | struct property p1 = { .name = "p1", .length = 0, .value = "" }; | |
279 | struct property p2 = { .name = "p2", .length = 5, .value = "abcd" }; | |
280 | struct property *new; | |
281 | ||
282 | new = __of_prop_dup(&p1, GFP_KERNEL); | |
283 | selftest(new && propcmp(&p1, new), "empty property didn't copy correctly\n"); | |
284 | kfree(new->value); | |
285 | kfree(new->name); | |
286 | kfree(new); | |
287 | ||
288 | new = __of_prop_dup(&p2, GFP_KERNEL); | |
289 | selftest(new && propcmp(&p2, new), "non-empty property didn't copy correctly\n"); | |
290 | kfree(new->value); | |
291 | kfree(new->name); | |
292 | kfree(new); | |
293 | #endif | |
294 | } | |
295 | ||
a9f10ca7 GL |
296 | static void __init of_selftest_parse_interrupts(void) |
297 | { | |
298 | struct device_node *np; | |
299 | struct of_phandle_args args; | |
300 | int i, rc; | |
301 | ||
302 | np = of_find_node_by_path("/testcase-data/interrupts/interrupts0"); | |
303 | if (!np) { | |
304 | pr_err("missing testcase data\n"); | |
305 | return; | |
306 | } | |
307 | ||
308 | for (i = 0; i < 4; i++) { | |
309 | bool passed = true; | |
310 | args.args_count = 0; | |
311 | rc = of_irq_parse_one(np, i, &args); | |
312 | ||
313 | passed &= !rc; | |
314 | passed &= (args.args_count == 1); | |
315 | passed &= (args.args[0] == (i + 1)); | |
316 | ||
317 | selftest(passed, "index %i - data error on node %s rc=%i\n", | |
318 | i, args.np->full_name, rc); | |
319 | } | |
320 | of_node_put(np); | |
321 | ||
322 | np = of_find_node_by_path("/testcase-data/interrupts/interrupts1"); | |
323 | if (!np) { | |
324 | pr_err("missing testcase data\n"); | |
325 | return; | |
326 | } | |
327 | ||
328 | for (i = 0; i < 4; i++) { | |
329 | bool passed = true; | |
330 | args.args_count = 0; | |
331 | rc = of_irq_parse_one(np, i, &args); | |
332 | ||
333 | /* Test the values from tests-phandle.dtsi */ | |
334 | switch (i) { | |
335 | case 0: | |
336 | passed &= !rc; | |
337 | passed &= (args.args_count == 1); | |
338 | passed &= (args.args[0] == 9); | |
339 | break; | |
340 | case 1: | |
341 | passed &= !rc; | |
342 | passed &= (args.args_count == 3); | |
343 | passed &= (args.args[0] == 10); | |
344 | passed &= (args.args[1] == 11); | |
345 | passed &= (args.args[2] == 12); | |
346 | break; | |
347 | case 2: | |
348 | passed &= !rc; | |
349 | passed &= (args.args_count == 2); | |
350 | passed &= (args.args[0] == 13); | |
351 | passed &= (args.args[1] == 14); | |
352 | break; | |
353 | case 3: | |
354 | passed &= !rc; | |
355 | passed &= (args.args_count == 2); | |
356 | passed &= (args.args[0] == 15); | |
357 | passed &= (args.args[1] == 16); | |
358 | break; | |
359 | default: | |
360 | passed = false; | |
361 | } | |
362 | selftest(passed, "index %i - data error on node %s rc=%i\n", | |
363 | i, args.np->full_name, rc); | |
364 | } | |
365 | of_node_put(np); | |
366 | } | |
367 | ||
79d97015 GL |
368 | static void __init of_selftest_parse_interrupts_extended(void) |
369 | { | |
370 | struct device_node *np; | |
371 | struct of_phandle_args args; | |
372 | int i, rc; | |
373 | ||
374 | np = of_find_node_by_path("/testcase-data/interrupts/interrupts-extended0"); | |
375 | if (!np) { | |
376 | pr_err("missing testcase data\n"); | |
377 | return; | |
378 | } | |
379 | ||
380 | for (i = 0; i < 7; i++) { | |
381 | bool passed = true; | |
382 | rc = of_irq_parse_one(np, i, &args); | |
383 | ||
384 | /* Test the values from tests-phandle.dtsi */ | |
385 | switch (i) { | |
386 | case 0: | |
387 | passed &= !rc; | |
388 | passed &= (args.args_count == 1); | |
389 | passed &= (args.args[0] == 1); | |
390 | break; | |
391 | case 1: | |
392 | passed &= !rc; | |
393 | passed &= (args.args_count == 3); | |
394 | passed &= (args.args[0] == 2); | |
395 | passed &= (args.args[1] == 3); | |
396 | passed &= (args.args[2] == 4); | |
397 | break; | |
398 | case 2: | |
399 | passed &= !rc; | |
400 | passed &= (args.args_count == 2); | |
401 | passed &= (args.args[0] == 5); | |
402 | passed &= (args.args[1] == 6); | |
403 | break; | |
404 | case 3: | |
405 | passed &= !rc; | |
406 | passed &= (args.args_count == 1); | |
407 | passed &= (args.args[0] == 9); | |
408 | break; | |
409 | case 4: | |
410 | passed &= !rc; | |
411 | passed &= (args.args_count == 3); | |
412 | passed &= (args.args[0] == 10); | |
413 | passed &= (args.args[1] == 11); | |
414 | passed &= (args.args[2] == 12); | |
415 | break; | |
416 | case 5: | |
417 | passed &= !rc; | |
418 | passed &= (args.args_count == 2); | |
419 | passed &= (args.args[0] == 13); | |
420 | passed &= (args.args[1] == 14); | |
421 | break; | |
422 | case 6: | |
423 | passed &= !rc; | |
424 | passed &= (args.args_count == 1); | |
425 | passed &= (args.args[0] == 15); | |
426 | break; | |
427 | default: | |
428 | passed = false; | |
429 | } | |
430 | ||
431 | selftest(passed, "index %i - data error on node %s rc=%i\n", | |
432 | i, args.np->full_name, rc); | |
433 | } | |
434 | of_node_put(np); | |
435 | } | |
436 | ||
1f42e5dd GL |
437 | static struct of_device_id match_node_table[] = { |
438 | { .data = "A", .name = "name0", }, /* Name alone is lowest priority */ | |
439 | { .data = "B", .type = "type1", }, /* followed by type alone */ | |
440 | ||
441 | { .data = "Ca", .name = "name2", .type = "type1", }, /* followed by both together */ | |
442 | { .data = "Cb", .name = "name2", }, /* Only match when type doesn't match */ | |
443 | { .data = "Cc", .name = "name2", .type = "type2", }, | |
444 | ||
445 | { .data = "E", .compatible = "compat3" }, | |
446 | { .data = "G", .compatible = "compat2", }, | |
447 | { .data = "H", .compatible = "compat2", .name = "name5", }, | |
448 | { .data = "I", .compatible = "compat2", .type = "type1", }, | |
449 | { .data = "J", .compatible = "compat2", .type = "type1", .name = "name8", }, | |
450 | { .data = "K", .compatible = "compat2", .name = "name9", }, | |
451 | {} | |
452 | }; | |
453 | ||
454 | static struct { | |
455 | const char *path; | |
456 | const char *data; | |
457 | } match_node_tests[] = { | |
458 | { .path = "/testcase-data/match-node/name0", .data = "A", }, | |
459 | { .path = "/testcase-data/match-node/name1", .data = "B", }, | |
460 | { .path = "/testcase-data/match-node/a/name2", .data = "Ca", }, | |
461 | { .path = "/testcase-data/match-node/b/name2", .data = "Cb", }, | |
462 | { .path = "/testcase-data/match-node/c/name2", .data = "Cc", }, | |
463 | { .path = "/testcase-data/match-node/name3", .data = "E", }, | |
464 | { .path = "/testcase-data/match-node/name4", .data = "G", }, | |
465 | { .path = "/testcase-data/match-node/name5", .data = "H", }, | |
466 | { .path = "/testcase-data/match-node/name6", .data = "G", }, | |
467 | { .path = "/testcase-data/match-node/name7", .data = "I", }, | |
468 | { .path = "/testcase-data/match-node/name8", .data = "J", }, | |
469 | { .path = "/testcase-data/match-node/name9", .data = "K", }, | |
470 | }; | |
471 | ||
472 | static void __init of_selftest_match_node(void) | |
473 | { | |
474 | struct device_node *np; | |
475 | const struct of_device_id *match; | |
476 | int i; | |
477 | ||
478 | for (i = 0; i < ARRAY_SIZE(match_node_tests); i++) { | |
479 | np = of_find_node_by_path(match_node_tests[i].path); | |
480 | if (!np) { | |
481 | selftest(0, "missing testcase node %s\n", | |
482 | match_node_tests[i].path); | |
483 | continue; | |
484 | } | |
485 | ||
486 | match = of_match_node(match_node_table, np); | |
487 | if (!match) { | |
488 | selftest(0, "%s didn't match anything\n", | |
489 | match_node_tests[i].path); | |
490 | continue; | |
491 | } | |
492 | ||
493 | if (strcmp(match->data, match_node_tests[i].data) != 0) { | |
494 | selftest(0, "%s got wrong match. expected %s, got %s\n", | |
495 | match_node_tests[i].path, match_node_tests[i].data, | |
496 | (const char *)match->data); | |
497 | continue; | |
498 | } | |
499 | selftest(1, "passed"); | |
500 | } | |
501 | } | |
502 | ||
82c0f589 RH |
503 | static void __init of_selftest_platform_populate(void) |
504 | { | |
505 | int irq; | |
fb2caa50 | 506 | struct device_node *np, *child; |
82c0f589 | 507 | struct platform_device *pdev; |
fb2caa50 RH |
508 | struct of_device_id match[] = { |
509 | { .compatible = "test-device", }, | |
510 | {} | |
511 | }; | |
82c0f589 RH |
512 | |
513 | np = of_find_node_by_path("/testcase-data"); | |
514 | of_platform_populate(np, of_default_bus_match_table, NULL, NULL); | |
515 | ||
516 | /* Test that a missing irq domain returns -EPROBE_DEFER */ | |
517 | np = of_find_node_by_path("/testcase-data/testcase-device1"); | |
518 | pdev = of_find_device_by_node(np); | |
7d1cdc89 RH |
519 | selftest(pdev, "device 1 creation failed\n"); |
520 | ||
82c0f589 | 521 | irq = platform_get_irq(pdev, 0); |
7d1cdc89 | 522 | selftest(irq == -EPROBE_DEFER, "device deferred probe failed - %d\n", irq); |
82c0f589 RH |
523 | |
524 | /* Test that a parsing failure does not return -EPROBE_DEFER */ | |
525 | np = of_find_node_by_path("/testcase-data/testcase-device2"); | |
526 | pdev = of_find_device_by_node(np); | |
7d1cdc89 | 527 | selftest(pdev, "device 2 creation failed\n"); |
82c0f589 | 528 | irq = platform_get_irq(pdev, 0); |
7d1cdc89 | 529 | selftest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq); |
82c0f589 | 530 | |
fb2caa50 RH |
531 | np = of_find_node_by_path("/testcase-data/platform-tests"); |
532 | if (!np) { | |
533 | pr_err("No testcase data in device tree\n"); | |
534 | return; | |
535 | } | |
536 | ||
537 | for_each_child_of_node(np, child) { | |
538 | struct device_node *grandchild; | |
539 | of_platform_populate(child, match, NULL, NULL); | |
540 | for_each_child_of_node(child, grandchild) | |
541 | selftest(of_find_device_by_node(grandchild), | |
542 | "Could not create device for node '%s'\n", | |
543 | grandchild->name); | |
544 | } | |
82c0f589 RH |
545 | } |
546 | ||
53a42093 GL |
547 | static int __init of_selftest(void) |
548 | { | |
549 | struct device_node *np; | |
550 | ||
551 | np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a"); | |
552 | if (!np) { | |
553 | pr_info("No testcase data in device tree; not running tests\n"); | |
554 | return 0; | |
555 | } | |
556 | of_node_put(np); | |
557 | ||
558 | pr_info("start of selftest - you will see error messages\n"); | |
ae91ff72 | 559 | of_selftest_find_node_by_name(); |
7e66c5c7 | 560 | of_selftest_dynamic(); |
53a42093 | 561 | of_selftest_parse_phandle_with_args(); |
7aff0fe3 | 562 | of_selftest_property_match_string(); |
69843396 | 563 | of_selftest_property_copy(); |
a9f10ca7 | 564 | of_selftest_parse_interrupts(); |
79d97015 | 565 | of_selftest_parse_interrupts_extended(); |
1f42e5dd | 566 | of_selftest_match_node(); |
82c0f589 | 567 | of_selftest_platform_populate(); |
a9f10ca7 GL |
568 | pr_info("end of selftest - %i passed, %i failed\n", |
569 | selftest_results.passed, selftest_results.failed); | |
53a42093 GL |
570 | return 0; |
571 | } | |
572 | late_initcall(of_selftest); |