Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Tests for the core driver model code |
| 3 | * |
| 4 | * Copyright (c) 2013 Google, Inc |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0+ |
| 7 | */ |
| 8 | |
| 9 | #include <common.h> |
| 10 | #include <errno.h> |
| 11 | #include <dm.h> |
| 12 | #include <fdtdec.h> |
| 13 | #include <malloc.h> |
| 14 | #include <dm/device-internal.h> |
| 15 | #include <dm/root.h> |
| 16 | #include <dm/ut.h> |
| 17 | #include <dm/util.h> |
| 18 | #include <dm/test.h> |
| 19 | #include <dm/uclass-internal.h> |
| 20 | |
| 21 | DECLARE_GLOBAL_DATA_PTR; |
| 22 | |
| 23 | enum { |
| 24 | TEST_INTVAL1 = 0, |
| 25 | TEST_INTVAL2 = 3, |
| 26 | TEST_INTVAL3 = 6, |
| 27 | TEST_INTVAL_MANUAL = 101112, |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 28 | TEST_INTVAL_PRE_RELOC = 7, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 29 | }; |
| 30 | |
| 31 | static const struct dm_test_pdata test_pdata[] = { |
| 32 | { .ping_add = TEST_INTVAL1, }, |
| 33 | { .ping_add = TEST_INTVAL2, }, |
| 34 | { .ping_add = TEST_INTVAL3, }, |
| 35 | }; |
| 36 | |
| 37 | static const struct dm_test_pdata test_pdata_manual = { |
| 38 | .ping_add = TEST_INTVAL_MANUAL, |
| 39 | }; |
| 40 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 41 | static const struct dm_test_pdata test_pdata_pre_reloc = { |
| 42 | .ping_add = TEST_INTVAL_PRE_RELOC, |
| 43 | }; |
| 44 | |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 45 | U_BOOT_DEVICE(dm_test_info1) = { |
| 46 | .name = "test_drv", |
| 47 | .platdata = &test_pdata[0], |
| 48 | }; |
| 49 | |
| 50 | U_BOOT_DEVICE(dm_test_info2) = { |
| 51 | .name = "test_drv", |
| 52 | .platdata = &test_pdata[1], |
| 53 | }; |
| 54 | |
| 55 | U_BOOT_DEVICE(dm_test_info3) = { |
| 56 | .name = "test_drv", |
| 57 | .platdata = &test_pdata[2], |
| 58 | }; |
| 59 | |
| 60 | static struct driver_info driver_info_manual = { |
| 61 | .name = "test_manual_drv", |
| 62 | .platdata = &test_pdata_manual, |
| 63 | }; |
| 64 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 65 | static struct driver_info driver_info_pre_reloc = { |
| 66 | .name = "test_pre_reloc_drv", |
| 67 | .platdata = &test_pdata_manual, |
| 68 | }; |
| 69 | |
Simon Glass | 756ac0b | 2014-10-04 11:29:50 -0600 | [diff] [blame] | 70 | void dm_leak_check_start(struct dm_test_state *dms) |
| 71 | { |
| 72 | dms->start = mallinfo(); |
| 73 | if (!dms->start.uordblks) |
| 74 | puts("Warning: Please add '#define DEBUG' to the top of common/dlmalloc.c\n"); |
| 75 | } |
| 76 | |
| 77 | int dm_leak_check_end(struct dm_test_state *dms) |
| 78 | { |
| 79 | struct mallinfo end; |
| 80 | int id; |
| 81 | |
| 82 | /* Don't delete the root class, since we started with that */ |
| 83 | for (id = UCLASS_ROOT + 1; id < UCLASS_COUNT; id++) { |
| 84 | struct uclass *uc; |
| 85 | |
| 86 | uc = uclass_find(id); |
| 87 | if (!uc) |
| 88 | continue; |
| 89 | ut_assertok(uclass_destroy(uc)); |
| 90 | } |
| 91 | |
| 92 | end = mallinfo(); |
| 93 | ut_asserteq(dms->start.uordblks, end.uordblks); |
| 94 | |
| 95 | return 0; |
| 96 | } |
| 97 | |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 98 | /* Test that binding with platdata occurs correctly */ |
| 99 | static int dm_test_autobind(struct dm_test_state *dms) |
| 100 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 101 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 102 | |
| 103 | /* |
| 104 | * We should have a single class (UCLASS_ROOT) and a single root |
| 105 | * device with no children. |
| 106 | */ |
| 107 | ut_assert(dms->root); |
| 108 | ut_asserteq(1, list_count_items(&gd->uclass_root)); |
| 109 | ut_asserteq(0, list_count_items(&gd->dm_root->child_head)); |
| 110 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_POST_BIND]); |
| 111 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 112 | ut_assertok(dm_scan_platdata(false)); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 113 | |
| 114 | /* We should have our test class now at least, plus more children */ |
| 115 | ut_assert(1 < list_count_items(&gd->uclass_root)); |
| 116 | ut_assert(0 < list_count_items(&gd->dm_root->child_head)); |
| 117 | |
| 118 | /* Our 3 dm_test_infox children should be bound to the test uclass */ |
| 119 | ut_asserteq(3, dm_testdrv_op_count[DM_TEST_OP_POST_BIND]); |
| 120 | |
| 121 | /* No devices should be probed */ |
| 122 | list_for_each_entry(dev, &gd->dm_root->child_head, sibling_node) |
| 123 | ut_assert(!(dev->flags & DM_FLAG_ACTIVATED)); |
| 124 | |
| 125 | /* Our test driver should have been bound 3 times */ |
| 126 | ut_assert(dm_testdrv_op_count[DM_TEST_OP_BIND] == 3); |
| 127 | |
| 128 | return 0; |
| 129 | } |
| 130 | DM_TEST(dm_test_autobind, 0); |
| 131 | |
| 132 | /* Test that autoprobe finds all the expected devices */ |
| 133 | static int dm_test_autoprobe(struct dm_test_state *dms) |
| 134 | { |
| 135 | int expected_base_add; |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 136 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 137 | struct uclass *uc; |
| 138 | int i; |
| 139 | |
| 140 | ut_assertok(uclass_get(UCLASS_TEST, &uc)); |
| 141 | ut_assert(uc); |
| 142 | |
| 143 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_INIT]); |
| 144 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_POST_PROBE]); |
| 145 | |
| 146 | /* The root device should not be activated until needed */ |
Simon Glass | 7497812 | 2014-07-23 06:55:00 -0600 | [diff] [blame] | 147 | ut_assert(dms->root->flags & DM_FLAG_ACTIVATED); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 148 | |
| 149 | /* |
| 150 | * We should be able to find the three test devices, and they should |
| 151 | * all be activated as they are used (lazy activation, required by |
| 152 | * U-Boot) |
| 153 | */ |
| 154 | for (i = 0; i < 3; i++) { |
| 155 | ut_assertok(uclass_find_device(UCLASS_TEST, i, &dev)); |
| 156 | ut_assert(dev); |
| 157 | ut_assertf(!(dev->flags & DM_FLAG_ACTIVATED), |
| 158 | "Driver %d/%s already activated", i, dev->name); |
| 159 | |
| 160 | /* This should activate it */ |
| 161 | ut_assertok(uclass_get_device(UCLASS_TEST, i, &dev)); |
| 162 | ut_assert(dev); |
| 163 | ut_assert(dev->flags & DM_FLAG_ACTIVATED); |
| 164 | |
| 165 | /* Activating a device should activate the root device */ |
| 166 | if (!i) |
| 167 | ut_assert(dms->root->flags & DM_FLAG_ACTIVATED); |
| 168 | } |
| 169 | |
| 170 | /* Our 3 dm_test_infox children should be passed to post_probe */ |
| 171 | ut_asserteq(3, dm_testdrv_op_count[DM_TEST_OP_POST_PROBE]); |
| 172 | |
| 173 | /* Also we can check the per-device data */ |
| 174 | expected_base_add = 0; |
| 175 | for (i = 0; i < 3; i++) { |
| 176 | struct dm_test_uclass_perdev_priv *priv; |
| 177 | struct dm_test_pdata *pdata; |
| 178 | |
| 179 | ut_assertok(uclass_find_device(UCLASS_TEST, i, &dev)); |
| 180 | ut_assert(dev); |
| 181 | |
| 182 | priv = dev->uclass_priv; |
| 183 | ut_assert(priv); |
| 184 | ut_asserteq(expected_base_add, priv->base_add); |
| 185 | |
| 186 | pdata = dev->platdata; |
| 187 | expected_base_add += pdata->ping_add; |
| 188 | } |
| 189 | |
| 190 | return 0; |
| 191 | } |
| 192 | DM_TEST(dm_test_autoprobe, DM_TESTF_SCAN_PDATA); |
| 193 | |
| 194 | /* Check that we see the correct platdata in each device */ |
| 195 | static int dm_test_platdata(struct dm_test_state *dms) |
| 196 | { |
| 197 | const struct dm_test_pdata *pdata; |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 198 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 199 | int i; |
| 200 | |
| 201 | for (i = 0; i < 3; i++) { |
| 202 | ut_assertok(uclass_find_device(UCLASS_TEST, i, &dev)); |
| 203 | ut_assert(dev); |
| 204 | pdata = dev->platdata; |
| 205 | ut_assert(pdata->ping_add == test_pdata[i].ping_add); |
| 206 | } |
| 207 | |
| 208 | return 0; |
| 209 | } |
| 210 | DM_TEST(dm_test_platdata, DM_TESTF_SCAN_PDATA); |
| 211 | |
| 212 | /* Test that we can bind, probe, remove, unbind a driver */ |
| 213 | static int dm_test_lifecycle(struct dm_test_state *dms) |
| 214 | { |
| 215 | int op_count[DM_TEST_OP_COUNT]; |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 216 | struct udevice *dev, *test_dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 217 | int pingret; |
| 218 | int ret; |
| 219 | |
| 220 | memcpy(op_count, dm_testdrv_op_count, sizeof(op_count)); |
| 221 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 222 | ut_assertok(device_bind_by_name(dms->root, false, &driver_info_manual, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 223 | &dev)); |
| 224 | ut_assert(dev); |
| 225 | ut_assert(dm_testdrv_op_count[DM_TEST_OP_BIND] |
| 226 | == op_count[DM_TEST_OP_BIND] + 1); |
| 227 | ut_assert(!dev->priv); |
| 228 | |
| 229 | /* Probe the device - it should fail allocating private data */ |
| 230 | dms->force_fail_alloc = 1; |
| 231 | ret = device_probe(dev); |
| 232 | ut_assert(ret == -ENOMEM); |
| 233 | ut_assert(dm_testdrv_op_count[DM_TEST_OP_PROBE] |
| 234 | == op_count[DM_TEST_OP_PROBE] + 1); |
| 235 | ut_assert(!dev->priv); |
| 236 | |
| 237 | /* Try again without the alloc failure */ |
| 238 | dms->force_fail_alloc = 0; |
| 239 | ut_assertok(device_probe(dev)); |
| 240 | ut_assert(dm_testdrv_op_count[DM_TEST_OP_PROBE] |
| 241 | == op_count[DM_TEST_OP_PROBE] + 2); |
| 242 | ut_assert(dev->priv); |
| 243 | |
| 244 | /* This should be device 3 in the uclass */ |
| 245 | ut_assertok(uclass_find_device(UCLASS_TEST, 3, &test_dev)); |
| 246 | ut_assert(dev == test_dev); |
| 247 | |
| 248 | /* Try ping */ |
| 249 | ut_assertok(test_ping(dev, 100, &pingret)); |
| 250 | ut_assert(pingret == 102); |
| 251 | |
| 252 | /* Now remove device 3 */ |
| 253 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_PRE_REMOVE]); |
| 254 | ut_assertok(device_remove(dev)); |
| 255 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_PRE_REMOVE]); |
| 256 | |
| 257 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_UNBIND]); |
| 258 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_PRE_UNBIND]); |
| 259 | ut_assertok(device_unbind(dev)); |
| 260 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_UNBIND]); |
| 261 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_PRE_UNBIND]); |
| 262 | |
| 263 | return 0; |
| 264 | } |
| 265 | DM_TEST(dm_test_lifecycle, DM_TESTF_SCAN_PDATA | DM_TESTF_PROBE_TEST); |
| 266 | |
| 267 | /* Test that we can bind/unbind and the lists update correctly */ |
| 268 | static int dm_test_ordering(struct dm_test_state *dms) |
| 269 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 270 | struct udevice *dev, *dev_penultimate, *dev_last, *test_dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 271 | int pingret; |
| 272 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 273 | ut_assertok(device_bind_by_name(dms->root, false, &driver_info_manual, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 274 | &dev)); |
| 275 | ut_assert(dev); |
| 276 | |
| 277 | /* Bind two new devices (numbers 4 and 5) */ |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 278 | ut_assertok(device_bind_by_name(dms->root, false, &driver_info_manual, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 279 | &dev_penultimate)); |
| 280 | ut_assert(dev_penultimate); |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 281 | ut_assertok(device_bind_by_name(dms->root, false, &driver_info_manual, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 282 | &dev_last)); |
| 283 | ut_assert(dev_last); |
| 284 | |
| 285 | /* Now remove device 3 */ |
| 286 | ut_assertok(device_remove(dev)); |
| 287 | ut_assertok(device_unbind(dev)); |
| 288 | |
| 289 | /* The device numbering should have shifted down one */ |
| 290 | ut_assertok(uclass_find_device(UCLASS_TEST, 3, &test_dev)); |
| 291 | ut_assert(dev_penultimate == test_dev); |
| 292 | ut_assertok(uclass_find_device(UCLASS_TEST, 4, &test_dev)); |
| 293 | ut_assert(dev_last == test_dev); |
| 294 | |
| 295 | /* Add back the original device 3, now in position 5 */ |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 296 | ut_assertok(device_bind_by_name(dms->root, false, &driver_info_manual, |
| 297 | &dev)); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 298 | ut_assert(dev); |
| 299 | |
| 300 | /* Try ping */ |
| 301 | ut_assertok(test_ping(dev, 100, &pingret)); |
| 302 | ut_assert(pingret == 102); |
| 303 | |
| 304 | /* Remove 3 and 4 */ |
| 305 | ut_assertok(device_remove(dev_penultimate)); |
| 306 | ut_assertok(device_unbind(dev_penultimate)); |
| 307 | ut_assertok(device_remove(dev_last)); |
| 308 | ut_assertok(device_unbind(dev_last)); |
| 309 | |
| 310 | /* Our device should now be in position 3 */ |
| 311 | ut_assertok(uclass_find_device(UCLASS_TEST, 3, &test_dev)); |
| 312 | ut_assert(dev == test_dev); |
| 313 | |
| 314 | /* Now remove device 3 */ |
| 315 | ut_assertok(device_remove(dev)); |
| 316 | ut_assertok(device_unbind(dev)); |
| 317 | |
| 318 | return 0; |
| 319 | } |
| 320 | DM_TEST(dm_test_ordering, DM_TESTF_SCAN_PDATA); |
| 321 | |
| 322 | /* Check that we can perform operations on a device (do a ping) */ |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 323 | int dm_check_operations(struct dm_test_state *dms, struct udevice *dev, |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 324 | uint32_t base, struct dm_test_priv *priv) |
| 325 | { |
| 326 | int expected; |
| 327 | int pingret; |
| 328 | |
| 329 | /* Getting the child device should allocate platdata / priv */ |
| 330 | ut_assertok(testfdt_ping(dev, 10, &pingret)); |
| 331 | ut_assert(dev->priv); |
| 332 | ut_assert(dev->platdata); |
| 333 | |
| 334 | expected = 10 + base; |
| 335 | ut_asserteq(expected, pingret); |
| 336 | |
| 337 | /* Do another ping */ |
| 338 | ut_assertok(testfdt_ping(dev, 20, &pingret)); |
| 339 | expected = 20 + base; |
| 340 | ut_asserteq(expected, pingret); |
| 341 | |
| 342 | /* Now check the ping_total */ |
| 343 | priv = dev->priv; |
| 344 | ut_asserteq(DM_TEST_START_TOTAL + 10 + 20 + base * 2, |
| 345 | priv->ping_total); |
| 346 | |
| 347 | return 0; |
| 348 | } |
| 349 | |
| 350 | /* Check that we can perform operations on devices */ |
| 351 | static int dm_test_operations(struct dm_test_state *dms) |
| 352 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 353 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 354 | int i; |
| 355 | |
| 356 | /* |
| 357 | * Now check that the ping adds are what we expect. This is using the |
| 358 | * ping-add property in each node. |
| 359 | */ |
| 360 | for (i = 0; i < ARRAY_SIZE(test_pdata); i++) { |
| 361 | uint32_t base; |
| 362 | |
| 363 | ut_assertok(uclass_get_device(UCLASS_TEST, i, &dev)); |
| 364 | |
| 365 | /* |
| 366 | * Get the 'reg' property, which tells us what the ping add |
| 367 | * should be. We don't use the platdata because we want |
| 368 | * to test the code that sets that up (testfdt_drv_probe()). |
| 369 | */ |
| 370 | base = test_pdata[i].ping_add; |
| 371 | debug("dev=%d, base=%d\n", i, base); |
| 372 | |
| 373 | ut_assert(!dm_check_operations(dms, dev, base, dev->priv)); |
| 374 | } |
| 375 | |
| 376 | return 0; |
| 377 | } |
| 378 | DM_TEST(dm_test_operations, DM_TESTF_SCAN_PDATA); |
| 379 | |
| 380 | /* Remove all drivers and check that things work */ |
| 381 | static int dm_test_remove(struct dm_test_state *dms) |
| 382 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 383 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 384 | int i; |
| 385 | |
| 386 | for (i = 0; i < 3; i++) { |
| 387 | ut_assertok(uclass_find_device(UCLASS_TEST, i, &dev)); |
| 388 | ut_assert(dev); |
| 389 | ut_assertf(dev->flags & DM_FLAG_ACTIVATED, |
| 390 | "Driver %d/%s not activated", i, dev->name); |
| 391 | ut_assertok(device_remove(dev)); |
| 392 | ut_assertf(!(dev->flags & DM_FLAG_ACTIVATED), |
| 393 | "Driver %d/%s should have deactivated", i, |
| 394 | dev->name); |
| 395 | ut_assert(!dev->priv); |
| 396 | } |
| 397 | |
| 398 | return 0; |
| 399 | } |
| 400 | DM_TEST(dm_test_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_PROBE_TEST); |
| 401 | |
| 402 | /* Remove and recreate everything, check for memory leaks */ |
| 403 | static int dm_test_leak(struct dm_test_state *dms) |
| 404 | { |
| 405 | int i; |
| 406 | |
| 407 | for (i = 0; i < 2; i++) { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 408 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 409 | int ret; |
| 410 | int id; |
| 411 | |
Simon Glass | 756ac0b | 2014-10-04 11:29:50 -0600 | [diff] [blame] | 412 | dm_leak_check_start(dms); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 413 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 414 | ut_assertok(dm_scan_platdata(false)); |
| 415 | ut_assertok(dm_scan_fdt(gd->fdt_blob, false)); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 416 | |
| 417 | /* Scanning the uclass is enough to probe all the devices */ |
| 418 | for (id = UCLASS_ROOT; id < UCLASS_COUNT; id++) { |
| 419 | for (ret = uclass_first_device(UCLASS_TEST, &dev); |
| 420 | dev; |
| 421 | ret = uclass_next_device(&dev)) |
| 422 | ; |
| 423 | ut_assertok(ret); |
| 424 | } |
| 425 | |
Simon Glass | 756ac0b | 2014-10-04 11:29:50 -0600 | [diff] [blame] | 426 | ut_assertok(dm_leak_check_end(dms)); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 427 | } |
| 428 | |
| 429 | return 0; |
| 430 | } |
| 431 | DM_TEST(dm_test_leak, 0); |
| 432 | |
| 433 | /* Test uclass init/destroy methods */ |
| 434 | static int dm_test_uclass(struct dm_test_state *dms) |
| 435 | { |
| 436 | struct uclass *uc; |
| 437 | |
| 438 | ut_assertok(uclass_get(UCLASS_TEST, &uc)); |
| 439 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_INIT]); |
| 440 | ut_asserteq(0, dm_testdrv_op_count[DM_TEST_OP_DESTROY]); |
| 441 | ut_assert(uc->priv); |
| 442 | |
| 443 | ut_assertok(uclass_destroy(uc)); |
| 444 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_INIT]); |
| 445 | ut_asserteq(1, dm_testdrv_op_count[DM_TEST_OP_DESTROY]); |
| 446 | |
| 447 | return 0; |
| 448 | } |
| 449 | DM_TEST(dm_test_uclass, 0); |
| 450 | |
| 451 | /** |
| 452 | * create_children() - Create children of a parent node |
| 453 | * |
| 454 | * @dms: Test system state |
| 455 | * @parent: Parent device |
| 456 | * @count: Number of children to create |
| 457 | * @key: Key value to put in first child. Subsequence children |
| 458 | * receive an incrementing value |
| 459 | * @child: If not NULL, then the child device pointers are written into |
| 460 | * this array. |
| 461 | * @return 0 if OK, -ve on error |
| 462 | */ |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 463 | static int create_children(struct dm_test_state *dms, struct udevice *parent, |
| 464 | int count, int key, struct udevice *child[]) |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 465 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 466 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 467 | int i; |
| 468 | |
| 469 | for (i = 0; i < count; i++) { |
| 470 | struct dm_test_pdata *pdata; |
| 471 | |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 472 | ut_assertok(device_bind_by_name(parent, false, |
| 473 | &driver_info_manual, &dev)); |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 474 | pdata = calloc(1, sizeof(*pdata)); |
| 475 | pdata->ping_add = key + i; |
| 476 | dev->platdata = pdata; |
| 477 | if (child) |
| 478 | child[i] = dev; |
| 479 | } |
| 480 | |
| 481 | return 0; |
| 482 | } |
| 483 | |
| 484 | #define NODE_COUNT 10 |
| 485 | |
| 486 | static int dm_test_children(struct dm_test_state *dms) |
| 487 | { |
Heiko Schocher | 54c5d08 | 2014-05-22 12:43:05 +0200 | [diff] [blame] | 488 | struct udevice *top[NODE_COUNT]; |
| 489 | struct udevice *child[NODE_COUNT]; |
| 490 | struct udevice *grandchild[NODE_COUNT]; |
| 491 | struct udevice *dev; |
Simon Glass | 2e7d35d | 2014-02-26 15:59:21 -0700 | [diff] [blame] | 492 | int total; |
| 493 | int ret; |
| 494 | int i; |
| 495 | |
| 496 | /* We don't care about the numbering for this test */ |
| 497 | dms->skip_post_probe = 1; |
| 498 | |
| 499 | ut_assert(NODE_COUNT > 5); |
| 500 | |
| 501 | /* First create 10 top-level children */ |
| 502 | ut_assertok(create_children(dms, dms->root, NODE_COUNT, 0, top)); |
| 503 | |
| 504 | /* Now a few have their own children */ |
| 505 | ut_assertok(create_children(dms, top[2], NODE_COUNT, 2, NULL)); |
| 506 | ut_assertok(create_children(dms, top[5], NODE_COUNT, 5, child)); |
| 507 | |
| 508 | /* And grandchildren */ |
| 509 | for (i = 0; i < NODE_COUNT; i++) |
| 510 | ut_assertok(create_children(dms, child[i], NODE_COUNT, 50 * i, |
| 511 | i == 2 ? grandchild : NULL)); |
| 512 | |
| 513 | /* Check total number of devices */ |
| 514 | total = NODE_COUNT * (3 + NODE_COUNT); |
| 515 | ut_asserteq(total, dm_testdrv_op_count[DM_TEST_OP_BIND]); |
| 516 | |
| 517 | /* Try probing one of the grandchildren */ |
| 518 | ut_assertok(uclass_get_device(UCLASS_TEST, |
| 519 | NODE_COUNT * 3 + 2 * NODE_COUNT, &dev)); |
| 520 | ut_asserteq_ptr(grandchild[0], dev); |
| 521 | |
| 522 | /* |
| 523 | * This should have probed the child and top node also, for a total |
| 524 | * of 3 nodes. |
| 525 | */ |
| 526 | ut_asserteq(3, dm_testdrv_op_count[DM_TEST_OP_PROBE]); |
| 527 | |
| 528 | /* Probe the other grandchildren */ |
| 529 | for (i = 1; i < NODE_COUNT; i++) |
| 530 | ut_assertok(device_probe(grandchild[i])); |
| 531 | |
| 532 | ut_asserteq(2 + NODE_COUNT, dm_testdrv_op_count[DM_TEST_OP_PROBE]); |
| 533 | |
| 534 | /* Probe everything */ |
| 535 | for (ret = uclass_first_device(UCLASS_TEST, &dev); |
| 536 | dev; |
| 537 | ret = uclass_next_device(&dev)) |
| 538 | ; |
| 539 | ut_assertok(ret); |
| 540 | |
| 541 | ut_asserteq(total, dm_testdrv_op_count[DM_TEST_OP_PROBE]); |
| 542 | |
| 543 | /* Remove a top-level child and check that the children are removed */ |
| 544 | ut_assertok(device_remove(top[2])); |
| 545 | ut_asserteq(NODE_COUNT + 1, dm_testdrv_op_count[DM_TEST_OP_REMOVE]); |
| 546 | dm_testdrv_op_count[DM_TEST_OP_REMOVE] = 0; |
| 547 | |
| 548 | /* Try one with grandchildren */ |
| 549 | ut_assertok(uclass_get_device(UCLASS_TEST, 5, &dev)); |
| 550 | ut_asserteq_ptr(dev, top[5]); |
| 551 | ut_assertok(device_remove(dev)); |
| 552 | ut_asserteq(1 + NODE_COUNT * (1 + NODE_COUNT), |
| 553 | dm_testdrv_op_count[DM_TEST_OP_REMOVE]); |
| 554 | |
| 555 | /* Try the same with unbind */ |
| 556 | ut_assertok(device_unbind(top[2])); |
| 557 | ut_asserteq(NODE_COUNT + 1, dm_testdrv_op_count[DM_TEST_OP_UNBIND]); |
| 558 | dm_testdrv_op_count[DM_TEST_OP_UNBIND] = 0; |
| 559 | |
| 560 | /* Try one with grandchildren */ |
| 561 | ut_assertok(uclass_get_device(UCLASS_TEST, 5, &dev)); |
| 562 | ut_asserteq_ptr(dev, top[6]); |
| 563 | ut_assertok(device_unbind(top[5])); |
| 564 | ut_asserteq(1 + NODE_COUNT * (1 + NODE_COUNT), |
| 565 | dm_testdrv_op_count[DM_TEST_OP_UNBIND]); |
| 566 | |
| 567 | return 0; |
| 568 | } |
| 569 | DM_TEST(dm_test_children, 0); |
Simon Glass | 00606d7 | 2014-07-23 06:55:03 -0600 | [diff] [blame] | 570 | |
| 571 | /* Test that pre-relocation devices work as expected */ |
| 572 | static int dm_test_pre_reloc(struct dm_test_state *dms) |
| 573 | { |
| 574 | struct udevice *dev; |
| 575 | |
| 576 | /* The normal driver should refuse to bind before relocation */ |
| 577 | ut_asserteq(-EPERM, device_bind_by_name(dms->root, true, |
| 578 | &driver_info_manual, &dev)); |
| 579 | |
| 580 | /* But this one is marked pre-reloc */ |
| 581 | ut_assertok(device_bind_by_name(dms->root, true, |
| 582 | &driver_info_pre_reloc, &dev)); |
| 583 | |
| 584 | return 0; |
| 585 | } |
| 586 | DM_TEST(dm_test_pre_reloc, 0); |
Simon Glass | c910e2e | 2014-07-23 06:55:15 -0600 | [diff] [blame] | 587 | |
| 588 | static int dm_test_uclass_before_ready(struct dm_test_state *dms) |
| 589 | { |
| 590 | struct uclass *uc; |
| 591 | |
| 592 | ut_assertok(uclass_get(UCLASS_TEST, &uc)); |
| 593 | |
| 594 | memset(gd, '\0', sizeof(*gd)); |
| 595 | ut_asserteq_ptr(NULL, uclass_find(UCLASS_TEST)); |
| 596 | |
| 597 | return 0; |
| 598 | } |
| 599 | |
| 600 | DM_TEST(dm_test_uclass_before_ready, 0); |
Simon Glass | b367053 | 2015-01-25 08:27:04 -0700 | [diff] [blame] | 601 | |
| 602 | static int dm_test_device_get_uclass_id(struct dm_test_state *dms) |
| 603 | { |
| 604 | struct udevice *dev; |
| 605 | |
| 606 | ut_assertok(uclass_get_device(UCLASS_TEST, 0, &dev)); |
| 607 | ut_asserteq(UCLASS_TEST, device_get_uclass_id(dev)); |
| 608 | |
| 609 | return 0; |
| 610 | } |
| 611 | DM_TEST(dm_test_device_get_uclass_id, DM_TESTF_SCAN_PDATA); |