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1ca7e206 SG |
1 | /* |
2 | * Copyright (c) 2014 Google, Inc | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | */ | |
6 | ||
7 | #include <common.h> | |
8 | #include <dm.h> | |
e59f458d | 9 | #include <dm/device-internal.h> |
1ca7e206 | 10 | #include <dm/test.h> |
cdc133bd | 11 | #include <dm/uclass-internal.h> |
1ca7e206 | 12 | #include <dm/util.h> |
e721b882 | 13 | #include <test/ut.h> |
1ca7e206 SG |
14 | |
15 | DECLARE_GLOBAL_DATA_PTR; | |
16 | ||
cdc133bd SG |
17 | struct dm_test_parent_platdata { |
18 | int count; | |
0118ce79 | 19 | int bind_flag; |
081f2fcb | 20 | int uclass_bind_flag; |
cdc133bd SG |
21 | }; |
22 | ||
a327dee0 SG |
23 | enum { |
24 | FLAG_CHILD_PROBED = 10, | |
25 | FLAG_CHILD_REMOVED = -7, | |
26 | }; | |
27 | ||
28 | static struct dm_test_state *test_state; | |
29 | ||
1ca7e206 SG |
30 | static int testbus_drv_probe(struct udevice *dev) |
31 | { | |
2e3f1ff6 | 32 | return dm_scan_fdt_dev(dev); |
1ca7e206 SG |
33 | } |
34 | ||
0118ce79 SG |
35 | static int testbus_child_post_bind(struct udevice *dev) |
36 | { | |
37 | struct dm_test_parent_platdata *plat; | |
38 | ||
39 | plat = dev_get_parent_platdata(dev); | |
40 | plat->bind_flag = 1; | |
081f2fcb | 41 | plat->uclass_bind_flag = 2; |
0118ce79 SG |
42 | |
43 | return 0; | |
44 | } | |
45 | ||
a327dee0 SG |
46 | static int testbus_child_pre_probe(struct udevice *dev) |
47 | { | |
bcbe3d15 | 48 | struct dm_test_parent_data *parent_data = dev_get_parent_priv(dev); |
a327dee0 SG |
49 | |
50 | parent_data->flag += FLAG_CHILD_PROBED; | |
51 | ||
52 | return 0; | |
53 | } | |
54 | ||
83c7e434 SG |
55 | static int testbus_child_pre_probe_uclass(struct udevice *dev) |
56 | { | |
57 | struct dm_test_priv *priv = dev_get_priv(dev); | |
58 | ||
59 | priv->uclass_flag++; | |
60 | ||
61 | return 0; | |
62 | } | |
63 | ||
a327dee0 SG |
64 | static int testbus_child_post_remove(struct udevice *dev) |
65 | { | |
bcbe3d15 | 66 | struct dm_test_parent_data *parent_data = dev_get_parent_priv(dev); |
a327dee0 SG |
67 | struct dm_test_state *dms = test_state; |
68 | ||
69 | parent_data->flag += FLAG_CHILD_REMOVED; | |
70 | if (dms) | |
71 | dms->removed = dev; | |
72 | ||
73 | return 0; | |
74 | } | |
75 | ||
1ca7e206 SG |
76 | static const struct udevice_id testbus_ids[] = { |
77 | { | |
78 | .compatible = "denx,u-boot-test-bus", | |
79 | .data = DM_TEST_TYPE_FIRST }, | |
80 | { } | |
81 | }; | |
82 | ||
83 | U_BOOT_DRIVER(testbus_drv) = { | |
84 | .name = "testbus_drv", | |
85 | .of_match = testbus_ids, | |
86 | .id = UCLASS_TEST_BUS, | |
87 | .probe = testbus_drv_probe, | |
0118ce79 | 88 | .child_post_bind = testbus_child_post_bind, |
1ca7e206 SG |
89 | .priv_auto_alloc_size = sizeof(struct dm_test_priv), |
90 | .platdata_auto_alloc_size = sizeof(struct dm_test_pdata), | |
e59f458d | 91 | .per_child_auto_alloc_size = sizeof(struct dm_test_parent_data), |
cdc133bd SG |
92 | .per_child_platdata_auto_alloc_size = |
93 | sizeof(struct dm_test_parent_platdata), | |
a327dee0 SG |
94 | .child_pre_probe = testbus_child_pre_probe, |
95 | .child_post_remove = testbus_child_post_remove, | |
1ca7e206 SG |
96 | }; |
97 | ||
98 | UCLASS_DRIVER(testbus) = { | |
99 | .name = "testbus", | |
100 | .id = UCLASS_TEST_BUS, | |
9cc36a2b | 101 | .flags = DM_UC_FLAG_SEQ_ALIAS, |
83c7e434 | 102 | .child_pre_probe = testbus_child_pre_probe_uclass, |
1ca7e206 SG |
103 | }; |
104 | ||
105 | /* Test that we can probe for children */ | |
e721b882 | 106 | static int dm_test_bus_children(struct unit_test_state *uts) |
1ca7e206 | 107 | { |
f2006808 | 108 | int num_devices = 7; |
1ca7e206 SG |
109 | struct udevice *bus; |
110 | struct uclass *uc; | |
111 | ||
112 | ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc)); | |
113 | ut_asserteq(num_devices, list_count_items(&uc->dev_head)); | |
114 | ||
115 | /* Probe the bus, which should yield 3 more devices */ | |
116 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
117 | num_devices += 3; | |
118 | ||
119 | ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc)); | |
120 | ut_asserteq(num_devices, list_count_items(&uc->dev_head)); | |
121 | ||
e721b882 | 122 | ut_assert(!dm_check_devices(uts, num_devices)); |
1ca7e206 SG |
123 | |
124 | return 0; | |
125 | } | |
126 | DM_TEST(dm_test_bus_children, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
997c87bb SG |
127 | |
128 | /* Test our functions for accessing children */ | |
e721b882 | 129 | static int dm_test_bus_children_funcs(struct unit_test_state *uts) |
997c87bb SG |
130 | { |
131 | const void *blob = gd->fdt_blob; | |
132 | struct udevice *bus, *dev; | |
133 | int node; | |
134 | ||
135 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
136 | ||
137 | /* device_get_child() */ | |
138 | ut_assertok(device_get_child(bus, 0, &dev)); | |
139 | ut_asserteq(-ENODEV, device_get_child(bus, 4, &dev)); | |
140 | ut_assertok(device_get_child_by_seq(bus, 5, &dev)); | |
141 | ut_assert(dev->flags & DM_FLAG_ACTIVATED); | |
142 | ut_asserteq_str("c-test@5", dev->name); | |
143 | ||
144 | /* Device with sequence number 0 should be accessible */ | |
145 | ut_asserteq(-ENODEV, device_find_child_by_seq(bus, -1, true, &dev)); | |
146 | ut_assertok(device_find_child_by_seq(bus, 0, true, &dev)); | |
147 | ut_assert(!(dev->flags & DM_FLAG_ACTIVATED)); | |
148 | ut_asserteq(-ENODEV, device_find_child_by_seq(bus, 0, false, &dev)); | |
149 | ut_assertok(device_get_child_by_seq(bus, 0, &dev)); | |
150 | ut_assert(dev->flags & DM_FLAG_ACTIVATED); | |
151 | ||
152 | /* There is no device with sequence number 2 */ | |
153 | ut_asserteq(-ENODEV, device_find_child_by_seq(bus, 2, false, &dev)); | |
154 | ut_asserteq(-ENODEV, device_find_child_by_seq(bus, 2, true, &dev)); | |
155 | ut_asserteq(-ENODEV, device_get_child_by_seq(bus, 2, &dev)); | |
156 | ||
157 | /* Looking for something that is not a child */ | |
158 | node = fdt_path_offset(blob, "/junk"); | |
159 | ut_asserteq(-ENODEV, device_find_child_by_of_offset(bus, node, &dev)); | |
160 | node = fdt_path_offset(blob, "/d-test"); | |
161 | ut_asserteq(-ENODEV, device_find_child_by_of_offset(bus, node, &dev)); | |
162 | ||
298afb52 SG |
163 | return 0; |
164 | } | |
165 | DM_TEST(dm_test_bus_children_funcs, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
166 | ||
167 | static int dm_test_bus_children_of_offset(struct unit_test_state *uts) | |
168 | { | |
169 | const void *blob = gd->fdt_blob; | |
170 | struct udevice *bus, *dev; | |
171 | int node; | |
172 | ||
173 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
4f414d39 | 174 | ut_assertnonnull(bus); |
298afb52 | 175 | |
997c87bb SG |
176 | /* Find a valid child */ |
177 | node = fdt_path_offset(blob, "/some-bus/c-test@1"); | |
298afb52 | 178 | ut_assert(node > 0); |
997c87bb | 179 | ut_assertok(device_find_child_by_of_offset(bus, node, &dev)); |
4f414d39 | 180 | ut_assertnonnull(dev); |
997c87bb SG |
181 | ut_assert(!(dev->flags & DM_FLAG_ACTIVATED)); |
182 | ut_assertok(device_get_child_by_of_offset(bus, node, &dev)); | |
4f414d39 | 183 | ut_assertnonnull(dev); |
997c87bb SG |
184 | ut_assert(dev->flags & DM_FLAG_ACTIVATED); |
185 | ||
186 | return 0; | |
187 | } | |
298afb52 SG |
188 | DM_TEST(dm_test_bus_children_of_offset, |
189 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE); | |
e59f458d | 190 | |
a8981d4f | 191 | /* Test that we can iterate through children */ |
e721b882 | 192 | static int dm_test_bus_children_iterators(struct unit_test_state *uts) |
a8981d4f SG |
193 | { |
194 | struct udevice *bus, *dev, *child; | |
195 | ||
196 | /* Walk through the children one by one */ | |
197 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
198 | ut_assertok(device_find_first_child(bus, &dev)); | |
199 | ut_asserteq_str("c-test@5", dev->name); | |
200 | ut_assertok(device_find_next_child(&dev)); | |
201 | ut_asserteq_str("c-test@0", dev->name); | |
202 | ut_assertok(device_find_next_child(&dev)); | |
203 | ut_asserteq_str("c-test@1", dev->name); | |
204 | ut_assertok(device_find_next_child(&dev)); | |
205 | ut_asserteq_ptr(dev, NULL); | |
206 | ||
207 | /* Move to the next child without using device_find_first_child() */ | |
208 | ut_assertok(device_find_child_by_seq(bus, 5, true, &dev)); | |
209 | ut_asserteq_str("c-test@5", dev->name); | |
210 | ut_assertok(device_find_next_child(&dev)); | |
211 | ut_asserteq_str("c-test@0", dev->name); | |
212 | ||
213 | /* Try a device with no children */ | |
214 | ut_assertok(device_find_first_child(dev, &child)); | |
215 | ut_asserteq_ptr(child, NULL); | |
216 | ||
217 | return 0; | |
218 | } | |
219 | DM_TEST(dm_test_bus_children_iterators, | |
220 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
221 | ||
e59f458d | 222 | /* Test that the bus can store data about each child */ |
e721b882 | 223 | static int test_bus_parent_data(struct unit_test_state *uts) |
e59f458d SG |
224 | { |
225 | struct dm_test_parent_data *parent_data; | |
226 | struct udevice *bus, *dev; | |
227 | struct uclass *uc; | |
228 | int value; | |
229 | ||
230 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
231 | ||
232 | /* Check that parent data is allocated */ | |
233 | ut_assertok(device_find_child_by_seq(bus, 0, true, &dev)); | |
bcbe3d15 | 234 | ut_asserteq_ptr(NULL, dev_get_parent_priv(dev)); |
e59f458d | 235 | ut_assertok(device_get_child_by_seq(bus, 0, &dev)); |
bcbe3d15 | 236 | parent_data = dev_get_parent_priv(dev); |
e59f458d SG |
237 | ut_assert(NULL != parent_data); |
238 | ||
239 | /* Check that it starts at 0 and goes away when device is removed */ | |
240 | parent_data->sum += 5; | |
241 | ut_asserteq(5, parent_data->sum); | |
706865af | 242 | device_remove(dev, DM_REMOVE_NORMAL); |
bcbe3d15 | 243 | ut_asserteq_ptr(NULL, dev_get_parent_priv(dev)); |
e59f458d SG |
244 | |
245 | /* Check that we can do this twice */ | |
246 | ut_assertok(device_get_child_by_seq(bus, 0, &dev)); | |
bcbe3d15 | 247 | parent_data = dev_get_parent_priv(dev); |
e59f458d SG |
248 | ut_assert(NULL != parent_data); |
249 | parent_data->sum += 5; | |
250 | ut_asserteq(5, parent_data->sum); | |
251 | ||
252 | /* Add parent data to all children */ | |
253 | ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc)); | |
254 | value = 5; | |
255 | uclass_foreach_dev(dev, uc) { | |
256 | /* Ignore these if they are not on this bus */ | |
257 | if (dev->parent != bus) { | |
bcbe3d15 | 258 | ut_asserteq_ptr(NULL, dev_get_parent_priv(dev)); |
e59f458d SG |
259 | continue; |
260 | } | |
261 | ut_assertok(device_probe(dev)); | |
bcbe3d15 | 262 | parent_data = dev_get_parent_priv(dev); |
e59f458d SG |
263 | |
264 | parent_data->sum = value; | |
265 | value += 5; | |
266 | } | |
267 | ||
268 | /* Check it is still there */ | |
269 | value = 5; | |
270 | uclass_foreach_dev(dev, uc) { | |
271 | /* Ignore these if they are not on this bus */ | |
272 | if (dev->parent != bus) | |
273 | continue; | |
bcbe3d15 | 274 | parent_data = dev_get_parent_priv(dev); |
e59f458d SG |
275 | |
276 | ut_asserteq(value, parent_data->sum); | |
277 | value += 5; | |
278 | } | |
279 | ||
280 | return 0; | |
281 | } | |
dac8db2c | 282 | /* Test that the bus can store data about each child */ |
e721b882 | 283 | static int dm_test_bus_parent_data(struct unit_test_state *uts) |
dac8db2c | 284 | { |
e721b882 | 285 | return test_bus_parent_data(uts); |
dac8db2c | 286 | } |
e59f458d | 287 | DM_TEST(dm_test_bus_parent_data, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
a327dee0 | 288 | |
dac8db2c | 289 | /* As above but the size is controlled by the uclass */ |
e721b882 | 290 | static int dm_test_bus_parent_data_uclass(struct unit_test_state *uts) |
dac8db2c | 291 | { |
e23eb614 | 292 | struct driver *drv; |
dac8db2c SG |
293 | struct udevice *bus; |
294 | int size; | |
295 | int ret; | |
296 | ||
297 | /* Set the driver size to 0 so that the uclass size is used */ | |
298 | ut_assertok(uclass_find_device(UCLASS_TEST_BUS, 0, &bus)); | |
e23eb614 SG |
299 | drv = (struct driver *)bus->driver; |
300 | size = drv->per_child_auto_alloc_size; | |
dac8db2c | 301 | bus->uclass->uc_drv->per_child_auto_alloc_size = size; |
e23eb614 | 302 | drv->per_child_auto_alloc_size = 0; |
e721b882 | 303 | ret = test_bus_parent_data(uts); |
dac8db2c SG |
304 | if (ret) |
305 | return ret; | |
306 | bus->uclass->uc_drv->per_child_auto_alloc_size = 0; | |
e23eb614 | 307 | drv->per_child_auto_alloc_size = size; |
dac8db2c SG |
308 | |
309 | return 0; | |
310 | } | |
311 | DM_TEST(dm_test_bus_parent_data_uclass, | |
312 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
313 | ||
a327dee0 | 314 | /* Test that the bus ops are called when a child is probed/removed */ |
e721b882 | 315 | static int dm_test_bus_parent_ops(struct unit_test_state *uts) |
a327dee0 SG |
316 | { |
317 | struct dm_test_parent_data *parent_data; | |
e721b882 | 318 | struct dm_test_state *dms = uts->priv; |
a327dee0 SG |
319 | struct udevice *bus, *dev; |
320 | struct uclass *uc; | |
321 | ||
322 | test_state = dms; | |
323 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
324 | ut_assertok(uclass_get(UCLASS_TEST_FDT, &uc)); | |
325 | ||
326 | uclass_foreach_dev(dev, uc) { | |
327 | /* Ignore these if they are not on this bus */ | |
328 | if (dev->parent != bus) | |
329 | continue; | |
bcbe3d15 | 330 | ut_asserteq_ptr(NULL, dev_get_parent_priv(dev)); |
a327dee0 SG |
331 | |
332 | ut_assertok(device_probe(dev)); | |
bcbe3d15 | 333 | parent_data = dev_get_parent_priv(dev); |
a327dee0 SG |
334 | ut_asserteq(FLAG_CHILD_PROBED, parent_data->flag); |
335 | } | |
336 | ||
337 | uclass_foreach_dev(dev, uc) { | |
338 | /* Ignore these if they are not on this bus */ | |
339 | if (dev->parent != bus) | |
340 | continue; | |
bcbe3d15 | 341 | parent_data = dev_get_parent_priv(dev); |
a327dee0 | 342 | ut_asserteq(FLAG_CHILD_PROBED, parent_data->flag); |
706865af | 343 | ut_assertok(device_remove(dev, DM_REMOVE_NORMAL)); |
bcbe3d15 | 344 | ut_asserteq_ptr(NULL, dev_get_parent_priv(dev)); |
a327dee0 SG |
345 | ut_asserteq_ptr(dms->removed, dev); |
346 | } | |
347 | test_state = NULL; | |
348 | ||
349 | return 0; | |
350 | } | |
351 | DM_TEST(dm_test_bus_parent_ops, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
cdc133bd | 352 | |
e721b882 | 353 | static int test_bus_parent_platdata(struct unit_test_state *uts) |
cdc133bd SG |
354 | { |
355 | struct dm_test_parent_platdata *plat; | |
356 | struct udevice *bus, *dev; | |
357 | int child_count; | |
358 | ||
359 | /* Check that the bus has no children */ | |
360 | ut_assertok(uclass_find_device(UCLASS_TEST_BUS, 0, &bus)); | |
361 | device_find_first_child(bus, &dev); | |
362 | ut_asserteq_ptr(NULL, dev); | |
363 | ||
364 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
365 | ||
366 | for (device_find_first_child(bus, &dev), child_count = 0; | |
367 | dev; | |
368 | device_find_next_child(&dev)) { | |
369 | /* Check that platform data is allocated */ | |
370 | plat = dev_get_parent_platdata(dev); | |
371 | ut_assert(plat != NULL); | |
372 | ||
373 | /* | |
374 | * Check that it is not affected by the device being | |
375 | * probed/removed | |
376 | */ | |
377 | plat->count++; | |
378 | ut_asserteq(1, plat->count); | |
379 | device_probe(dev); | |
706865af | 380 | device_remove(dev, DM_REMOVE_NORMAL); |
cdc133bd SG |
381 | |
382 | ut_asserteq_ptr(plat, dev_get_parent_platdata(dev)); | |
383 | ut_asserteq(1, plat->count); | |
384 | ut_assertok(device_probe(dev)); | |
385 | child_count++; | |
386 | } | |
387 | ut_asserteq(3, child_count); | |
388 | ||
389 | /* Removing the bus should also have no effect (it is still bound) */ | |
706865af | 390 | device_remove(bus, DM_REMOVE_NORMAL); |
cdc133bd SG |
391 | for (device_find_first_child(bus, &dev), child_count = 0; |
392 | dev; | |
393 | device_find_next_child(&dev)) { | |
394 | /* Check that platform data is allocated */ | |
395 | plat = dev_get_parent_platdata(dev); | |
396 | ut_assert(plat != NULL); | |
397 | ut_asserteq(1, plat->count); | |
398 | child_count++; | |
399 | } | |
400 | ut_asserteq(3, child_count); | |
401 | ||
402 | /* Unbind all the children */ | |
403 | do { | |
404 | device_find_first_child(bus, &dev); | |
405 | if (dev) | |
406 | device_unbind(dev); | |
407 | } while (dev); | |
408 | ||
409 | /* Now the child platdata should be removed and re-added */ | |
410 | device_probe(bus); | |
411 | for (device_find_first_child(bus, &dev), child_count = 0; | |
412 | dev; | |
413 | device_find_next_child(&dev)) { | |
414 | /* Check that platform data is allocated */ | |
415 | plat = dev_get_parent_platdata(dev); | |
416 | ut_assert(plat != NULL); | |
417 | ut_asserteq(0, plat->count); | |
418 | child_count++; | |
419 | } | |
420 | ut_asserteq(3, child_count); | |
421 | ||
422 | return 0; | |
423 | } | |
ba8da9dc SG |
424 | |
425 | /* Test that the bus can store platform data about each child */ | |
e721b882 | 426 | static int dm_test_bus_parent_platdata(struct unit_test_state *uts) |
ba8da9dc | 427 | { |
e721b882 | 428 | return test_bus_parent_platdata(uts); |
ba8da9dc | 429 | } |
cdc133bd | 430 | DM_TEST(dm_test_bus_parent_platdata, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
ba8da9dc SG |
431 | |
432 | /* As above but the size is controlled by the uclass */ | |
e721b882 | 433 | static int dm_test_bus_parent_platdata_uclass(struct unit_test_state *uts) |
ba8da9dc SG |
434 | { |
435 | struct udevice *bus; | |
e23eb614 | 436 | struct driver *drv; |
ba8da9dc SG |
437 | int size; |
438 | int ret; | |
439 | ||
440 | /* Set the driver size to 0 so that the uclass size is used */ | |
441 | ut_assertok(uclass_find_device(UCLASS_TEST_BUS, 0, &bus)); | |
e23eb614 SG |
442 | drv = (struct driver *)bus->driver; |
443 | size = drv->per_child_platdata_auto_alloc_size; | |
ba8da9dc | 444 | bus->uclass->uc_drv->per_child_platdata_auto_alloc_size = size; |
e23eb614 | 445 | drv->per_child_platdata_auto_alloc_size = 0; |
e721b882 | 446 | ret = test_bus_parent_platdata(uts); |
ba8da9dc SG |
447 | if (ret) |
448 | return ret; | |
449 | bus->uclass->uc_drv->per_child_platdata_auto_alloc_size = 0; | |
e23eb614 | 450 | drv->per_child_platdata_auto_alloc_size = size; |
ba8da9dc SG |
451 | |
452 | return 0; | |
453 | } | |
454 | DM_TEST(dm_test_bus_parent_platdata_uclass, | |
455 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
0118ce79 SG |
456 | |
457 | /* Test that the child post_bind method is called */ | |
e721b882 | 458 | static int dm_test_bus_child_post_bind(struct unit_test_state *uts) |
0118ce79 SG |
459 | { |
460 | struct dm_test_parent_platdata *plat; | |
461 | struct udevice *bus, *dev; | |
462 | int child_count; | |
463 | ||
464 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
465 | for (device_find_first_child(bus, &dev), child_count = 0; | |
466 | dev; | |
467 | device_find_next_child(&dev)) { | |
468 | /* Check that platform data is allocated */ | |
469 | plat = dev_get_parent_platdata(dev); | |
470 | ut_assert(plat != NULL); | |
471 | ut_asserteq(1, plat->bind_flag); | |
472 | child_count++; | |
473 | } | |
474 | ut_asserteq(3, child_count); | |
475 | ||
476 | return 0; | |
477 | } | |
478 | DM_TEST(dm_test_bus_child_post_bind, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
081f2fcb SG |
479 | |
480 | /* Test that the child post_bind method is called */ | |
e721b882 | 481 | static int dm_test_bus_child_post_bind_uclass(struct unit_test_state *uts) |
081f2fcb SG |
482 | { |
483 | struct dm_test_parent_platdata *plat; | |
484 | struct udevice *bus, *dev; | |
485 | int child_count; | |
486 | ||
487 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
488 | for (device_find_first_child(bus, &dev), child_count = 0; | |
489 | dev; | |
490 | device_find_next_child(&dev)) { | |
491 | /* Check that platform data is allocated */ | |
492 | plat = dev_get_parent_platdata(dev); | |
493 | ut_assert(plat != NULL); | |
494 | ut_asserteq(2, plat->uclass_bind_flag); | |
495 | child_count++; | |
496 | } | |
497 | ut_asserteq(3, child_count); | |
498 | ||
499 | return 0; | |
500 | } | |
501 | DM_TEST(dm_test_bus_child_post_bind_uclass, | |
502 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); | |
83c7e434 SG |
503 | |
504 | /* | |
505 | * Test that the bus' uclass' child_pre_probe() is called before the | |
506 | * device's probe() method | |
507 | */ | |
e721b882 | 508 | static int dm_test_bus_child_pre_probe_uclass(struct unit_test_state *uts) |
83c7e434 SG |
509 | { |
510 | struct udevice *bus, *dev; | |
511 | int child_count; | |
512 | ||
513 | /* | |
514 | * See testfdt_drv_probe() which effectively checks that the uclass | |
515 | * flag is set before that method is called | |
516 | */ | |
517 | ut_assertok(uclass_get_device(UCLASS_TEST_BUS, 0, &bus)); | |
518 | for (device_find_first_child(bus, &dev), child_count = 0; | |
519 | dev; | |
520 | device_find_next_child(&dev)) { | |
521 | struct dm_test_priv *priv = dev_get_priv(dev); | |
522 | ||
523 | /* Check that things happened in the right order */ | |
524 | ut_asserteq_ptr(NULL, priv); | |
525 | ut_assertok(device_probe(dev)); | |
526 | ||
527 | priv = dev_get_priv(dev); | |
528 | ut_assert(priv != NULL); | |
529 | ut_asserteq(1, priv->uclass_flag); | |
530 | ut_asserteq(1, priv->uclass_total); | |
531 | child_count++; | |
532 | } | |
533 | ut_asserteq(3, child_count); | |
534 | ||
535 | return 0; | |
536 | } | |
537 | DM_TEST(dm_test_bus_child_pre_probe_uclass, | |
538 | DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |