1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) Intel Corporation. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include "spdk_cunit.h" 35 /* We have our own mock for this */ 36 #define UNIT_TEST_NO_VTOPHYS 37 #include "common/lib/test_env.c" 38 #include "spdk_internal/mock.h" 39 #include "unit/lib/json_mock.c" 40 #include "spdk/reduce.h" 41 42 #include <rte_compressdev.h> 43 44 /* There will be one if the data perfectly matches the chunk size, 45 * or there could be an offset into the data and a remainder after 46 * the data or both for a max of 3. 47 */ 48 #define UT_MBUFS_PER_OP 3 49 /* For testing the crossing of a huge page boundary on address translation, 50 * we'll have an extra one but we only test on the source side. 51 */ 52 #define UT_MBUFS_PER_OP_BOUND_TEST 4 53 54 struct spdk_bdev_io *g_bdev_io; 55 struct spdk_io_channel *g_io_ch; 56 struct rte_comp_op g_comp_op[2]; 57 struct vbdev_compress g_comp_bdev; 58 struct comp_device_qp g_device_qp; 59 struct compress_dev g_device; 60 struct rte_compressdev_capabilities g_cdev_cap; 61 static struct rte_mbuf *g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST]; 62 static struct rte_mbuf *g_dst_mbufs[UT_MBUFS_PER_OP]; 63 static struct rte_mbuf g_expected_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST]; 64 static struct rte_mbuf g_expected_dst_mbufs[UT_MBUFS_PER_OP]; 65 struct comp_bdev_io *g_io_ctx; 66 struct comp_io_channel *g_comp_ch; 67 struct rte_config *g_test_config; 68 69 /* Those functions are defined as static inline in DPDK, so we can't 70 * mock them straight away. We use defines to redirect them into 71 * our custom functions. 72 */ 73 74 static void mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 75 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo); 76 #define rte_pktmbuf_attach_extbuf mock_rte_pktmbuf_attach_extbuf 77 static void mock_rte_pktmbuf_attach_extbuf(struct rte_mbuf *m, void *buf_addr, rte_iova_t buf_iova, 78 uint16_t buf_len, struct rte_mbuf_ext_shared_info *shinfo) 79 { 80 assert(m != NULL); 81 m->buf_addr = buf_addr; 82 m->buf_iova = buf_iova; 83 m->buf_len = buf_len; 84 m->data_len = m->pkt_len = 0; 85 } 86 87 static char *mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len); 88 #define rte_pktmbuf_append mock_rte_pktmbuf_append 89 static char *mock_rte_pktmbuf_append(struct rte_mbuf *m, uint16_t len) 90 { 91 m->pkt_len = m->pkt_len + len; 92 return NULL; 93 } 94 95 static inline int mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail); 96 #define rte_pktmbuf_chain mock_rte_pktmbuf_chain 97 static inline int mock_rte_pktmbuf_chain(struct rte_mbuf *head, struct rte_mbuf *tail) 98 { 99 struct rte_mbuf *cur_tail; 100 101 cur_tail = rte_pktmbuf_lastseg(head); 102 cur_tail->next = tail; 103 104 return 0; 105 } 106 107 uint16_t ut_max_nb_queue_pairs = 0; 108 void __rte_experimental mock_rte_compressdev_info_get(uint8_t dev_id, 109 struct rte_compressdev_info *dev_info); 110 #define rte_compressdev_info_get mock_rte_compressdev_info_get 111 void __rte_experimental 112 mock_rte_compressdev_info_get(uint8_t dev_id, struct rte_compressdev_info *dev_info) 113 { 114 dev_info->max_nb_queue_pairs = ut_max_nb_queue_pairs; 115 dev_info->capabilities = &g_cdev_cap; 116 dev_info->driver_name = "compress_isal"; 117 } 118 119 int ut_rte_compressdev_configure = 0; 120 int __rte_experimental mock_rte_compressdev_configure(uint8_t dev_id, 121 struct rte_compressdev_config *config); 122 #define rte_compressdev_configure mock_rte_compressdev_configure 123 int __rte_experimental 124 mock_rte_compressdev_configure(uint8_t dev_id, struct rte_compressdev_config *config) 125 { 126 return ut_rte_compressdev_configure; 127 } 128 129 int ut_rte_compressdev_queue_pair_setup = 0; 130 int __rte_experimental mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 131 uint32_t max_inflight_ops, int socket_id); 132 #define rte_compressdev_queue_pair_setup mock_rte_compressdev_queue_pair_setup 133 int __rte_experimental 134 mock_rte_compressdev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, 135 uint32_t max_inflight_ops, int socket_id) 136 { 137 return ut_rte_compressdev_queue_pair_setup; 138 } 139 140 int ut_rte_compressdev_start = 0; 141 int __rte_experimental mock_rte_compressdev_start(uint8_t dev_id); 142 #define rte_compressdev_start mock_rte_compressdev_start 143 int __rte_experimental 144 mock_rte_compressdev_start(uint8_t dev_id) 145 { 146 return ut_rte_compressdev_start; 147 } 148 149 int ut_rte_compressdev_private_xform_create = 0; 150 int __rte_experimental mock_rte_compressdev_private_xform_create(uint8_t dev_id, 151 const struct rte_comp_xform *xform, void **private_xform); 152 #define rte_compressdev_private_xform_create mock_rte_compressdev_private_xform_create 153 int __rte_experimental 154 mock_rte_compressdev_private_xform_create(uint8_t dev_id, 155 const struct rte_comp_xform *xform, void **private_xform) 156 { 157 return ut_rte_compressdev_private_xform_create; 158 } 159 160 uint8_t ut_rte_compressdev_count = 0; 161 uint8_t __rte_experimental mock_rte_compressdev_count(void); 162 #define rte_compressdev_count mock_rte_compressdev_count 163 uint8_t __rte_experimental 164 mock_rte_compressdev_count(void) 165 { 166 return ut_rte_compressdev_count; 167 } 168 169 struct rte_mempool *ut_rte_comp_op_pool_create = NULL; 170 struct rte_mempool *__rte_experimental mock_rte_comp_op_pool_create(const char *name, 171 unsigned int nb_elts, unsigned int cache_size, uint16_t user_size, 172 int socket_id); 173 #define rte_comp_op_pool_create mock_rte_comp_op_pool_create 174 struct rte_mempool *__rte_experimental 175 mock_rte_comp_op_pool_create(const char *name, unsigned int nb_elts, 176 unsigned int cache_size, uint16_t user_size, int socket_id) 177 { 178 return ut_rte_comp_op_pool_create; 179 } 180 181 void mock_rte_pktmbuf_free(struct rte_mbuf *m); 182 #define rte_pktmbuf_free mock_rte_pktmbuf_free 183 void mock_rte_pktmbuf_free(struct rte_mbuf *m) 184 { 185 } 186 187 static bool ut_boundary_alloc = false; 188 static int ut_rte_pktmbuf_alloc_bulk = 0; 189 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 190 unsigned count); 191 #define rte_pktmbuf_alloc_bulk mock_rte_pktmbuf_alloc_bulk 192 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs, 193 unsigned count) 194 { 195 int i; 196 197 /* This mocked function only supports the alloc of up to 3 src and 3 dst. */ 198 ut_rte_pktmbuf_alloc_bulk += count; 199 200 if (ut_rte_pktmbuf_alloc_bulk == 1) { 201 /* allocation of an extra mbuf for boundary cross test */ 202 ut_boundary_alloc = true; 203 g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1]->next = NULL; 204 *mbufs = g_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1]; 205 ut_rte_pktmbuf_alloc_bulk = 0; 206 } else if (ut_rte_pktmbuf_alloc_bulk == UT_MBUFS_PER_OP) { 207 /* first test allocation, src mbufs */ 208 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 209 g_src_mbufs[i]->next = NULL; 210 *mbufs++ = g_src_mbufs[i]; 211 } 212 } else if (ut_rte_pktmbuf_alloc_bulk == UT_MBUFS_PER_OP * 2) { 213 /* second test allocation, dst mbufs */ 214 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 215 g_dst_mbufs[i]->next = NULL; 216 *mbufs++ = g_dst_mbufs[i]; 217 } 218 ut_rte_pktmbuf_alloc_bulk = 0; 219 } else { 220 return -1; 221 } 222 return 0; 223 } 224 225 struct rte_mempool * 226 rte_pktmbuf_pool_create(const char *name, unsigned n, unsigned cache_size, 227 uint16_t priv_size, uint16_t data_room_size, int socket_id) 228 { 229 struct spdk_mempool *tmp; 230 231 tmp = spdk_mempool_create("mbuf_mp", 1024, sizeof(struct rte_mbuf), 232 SPDK_MEMPOOL_DEFAULT_CACHE_SIZE, 233 SPDK_ENV_SOCKET_ID_ANY); 234 235 return (struct rte_mempool *)tmp; 236 } 237 238 void 239 rte_mempool_free(struct rte_mempool *mp) 240 { 241 if (mp) { 242 spdk_mempool_free((struct spdk_mempool *)mp); 243 } 244 } 245 246 static int ut_spdk_reduce_vol_op_complete_err = 0; 247 void 248 spdk_reduce_vol_writev(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 249 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 250 void *cb_arg) 251 { 252 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 253 } 254 255 void 256 spdk_reduce_vol_readv(struct spdk_reduce_vol *vol, struct iovec *iov, int iovcnt, 257 uint64_t offset, uint64_t length, spdk_reduce_vol_op_complete cb_fn, 258 void *cb_arg) 259 { 260 cb_fn(cb_arg, ut_spdk_reduce_vol_op_complete_err); 261 } 262 263 #include "bdev/compress/vbdev_compress.c" 264 265 /* SPDK stubs */ 266 DEFINE_STUB(spdk_bdev_get_aliases, const struct spdk_bdev_aliases_list *, 267 (const struct spdk_bdev *bdev), NULL); 268 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module)); 269 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io)); 270 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev, 271 enum spdk_bdev_io_type io_type), 0); 272 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev)); 273 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc)); 274 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0); 275 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0); 276 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn, 277 void *cb_arg)); 278 DEFINE_STUB(spdk_bdev_open, int, (struct spdk_bdev *bdev, bool write, 279 spdk_bdev_remove_cb_t remove_cb, 280 void *remove_ctx, struct spdk_bdev_desc **_desc), 0); 281 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, 282 struct spdk_bdev_module *module), 0); 283 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module)); 284 DEFINE_STUB(spdk_bdev_register, int, (struct spdk_bdev *bdev), 0); 285 DEFINE_STUB(spdk_bdev_get_by_name, struct spdk_bdev *, (const char *bdev_name), NULL); 286 DEFINE_STUB(spdk_bdev_io_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_io *bdev_io), 287 0); 288 DEFINE_STUB(spdk_bdev_queue_io_wait, int, (struct spdk_bdev *bdev, struct spdk_io_channel *ch, 289 struct spdk_bdev_io_wait_entry *entry), 0); 290 DEFINE_STUB_V(spdk_reduce_vol_unload, (struct spdk_reduce_vol *vol, 291 spdk_reduce_vol_op_complete cb_fn, void *cb_arg)); 292 DEFINE_STUB_V(spdk_reduce_vol_load, (struct spdk_reduce_backing_dev *backing_dev, 293 spdk_reduce_vol_op_with_handle_complete cb_fn, void *cb_arg)); 294 DEFINE_STUB(spdk_reduce_vol_get_params, const struct spdk_reduce_vol_params *, 295 (struct spdk_reduce_vol *vol), NULL); 296 297 /* DPDK stubs */ 298 DEFINE_STUB(rte_socket_id, unsigned, (void), 0); 299 DEFINE_STUB(rte_eal_get_configuration, struct rte_config *, (void), NULL); 300 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0); 301 DEFINE_STUB_V(rte_comp_op_free, (struct rte_comp_op *op)); 302 DEFINE_STUB(rte_comp_op_alloc, struct rte_comp_op *, (struct rte_mempool *mempool), NULL); 303 304 int g_small_size_counter = 0; 305 int g_small_size_modify = 0; 306 uint64_t g_small_size = 0; 307 uint64_t 308 spdk_vtophys(void *buf, uint64_t *size) 309 { 310 g_small_size_counter++; 311 if (g_small_size_counter == g_small_size_modify) { 312 *size = g_small_size; 313 g_small_size_counter = 0; 314 g_small_size_modify = 0; 315 } 316 return (uint64_t)buf; 317 } 318 319 void 320 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len) 321 { 322 cb(g_io_ch, g_bdev_io, true); 323 } 324 325 /* Mock these functions to call the callback and then return the value we require */ 326 int ut_spdk_bdev_readv_blocks = 0; 327 int 328 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 329 struct iovec *iov, int iovcnt, 330 uint64_t offset_blocks, uint64_t num_blocks, 331 spdk_bdev_io_completion_cb cb, void *cb_arg) 332 { 333 cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg); 334 return ut_spdk_bdev_readv_blocks; 335 } 336 337 int ut_spdk_bdev_writev_blocks = 0; 338 bool ut_spdk_bdev_writev_blocks_mocked = false; 339 int 340 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 341 struct iovec *iov, int iovcnt, 342 uint64_t offset_blocks, uint64_t num_blocks, 343 spdk_bdev_io_completion_cb cb, void *cb_arg) 344 { 345 cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg); 346 return ut_spdk_bdev_writev_blocks; 347 } 348 349 int ut_spdk_bdev_unmap_blocks = 0; 350 bool ut_spdk_bdev_unmap_blocks_mocked = false; 351 int 352 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 353 uint64_t offset_blocks, uint64_t num_blocks, 354 spdk_bdev_io_completion_cb cb, void *cb_arg) 355 { 356 cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg); 357 return ut_spdk_bdev_unmap_blocks; 358 } 359 360 int ut_spdk_bdev_flush_blocks = 0; 361 bool ut_spdk_bdev_flush_blocks_mocked = false; 362 int 363 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 364 uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb, 365 void *cb_arg) 366 { 367 cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg); 368 return ut_spdk_bdev_flush_blocks; 369 } 370 371 int ut_spdk_bdev_reset = 0; 372 bool ut_spdk_bdev_reset_mocked = false; 373 int 374 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 375 spdk_bdev_io_completion_cb cb, void *cb_arg) 376 { 377 cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg); 378 return ut_spdk_bdev_reset; 379 } 380 381 bool g_completion_called = false; 382 void 383 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status) 384 { 385 bdev_io->internal.status = status; 386 g_completion_called = true; 387 } 388 389 static uint16_t ut_rte_compressdev_dequeue_burst = 0; 390 uint16_t 391 rte_compressdev_dequeue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 392 uint16_t nb_op) 393 { 394 if (ut_rte_compressdev_dequeue_burst == 0) { 395 return 0; 396 } 397 398 ops[0] = &g_comp_op[0]; 399 ops[1] = &g_comp_op[1]; 400 401 return ut_rte_compressdev_dequeue_burst; 402 } 403 404 static int ut_compress_done[2]; 405 /* done_count and done_idx together control which expected assertion 406 * value to use when dequeuing 2 operations. 407 */ 408 static uint16_t done_count = 1; 409 static uint16_t done_idx = 0; 410 static void 411 _compress_done(void *_req, int reduce_errno) 412 { 413 if (done_count == 1) { 414 CU_ASSERT(reduce_errno == ut_compress_done[0]); 415 } else if (done_count == 2) { 416 CU_ASSERT(reduce_errno == ut_compress_done[done_idx++]); 417 } 418 } 419 420 static void 421 _get_mbuf_array(struct rte_mbuf *mbuf_array[UT_MBUFS_PER_OP_BOUND_TEST], 422 struct rte_mbuf *mbuf_head, int mbuf_count, bool null_final) 423 { 424 int i; 425 426 for (i = 0; i < mbuf_count; i++) { 427 mbuf_array[i] = mbuf_head; 428 if (mbuf_head) { 429 mbuf_head = mbuf_head->next; 430 } 431 } 432 if (null_final) { 433 mbuf_array[i - 1] = NULL; 434 } 435 } 436 437 #define FAKE_ENQUEUE_SUCCESS 255 438 static uint16_t ut_enqueue_value = 0; 439 static struct rte_comp_op ut_expected_op; 440 uint16_t 441 rte_compressdev_enqueue_burst(uint8_t dev_id, uint16_t qp_id, struct rte_comp_op **ops, 442 uint16_t nb_ops) 443 { 444 struct rte_comp_op *op = *ops; 445 struct rte_mbuf *op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 446 struct rte_mbuf *exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 447 int i, num_src_mbufs = UT_MBUFS_PER_OP; 448 449 if (ut_enqueue_value == 0) { 450 return 0; 451 } 452 453 if (ut_enqueue_value == FAKE_ENQUEUE_SUCCESS) { 454 return 1; 455 } 456 /* by design the compress module will never send more than 1 op at a time */ 457 CU_ASSERT(op->private_xform == ut_expected_op.private_xform); 458 459 /* setup our local pointers to the chained mbufs, those pointed to in the 460 * operation struct and the expected values. 461 */ 462 _get_mbuf_array(op_mbuf, op->m_src, SPDK_COUNTOF(op_mbuf), true); 463 _get_mbuf_array(exp_mbuf, ut_expected_op.m_src, SPDK_COUNTOF(exp_mbuf), true); 464 465 if (ut_boundary_alloc == true) { 466 /* if we crossed a boundary, we need to check the 4th src mbuf and 467 * reset the global that is used to identify whether we crossed 468 * or not 469 */ 470 num_src_mbufs = UT_MBUFS_PER_OP_BOUND_TEST; 471 exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] = ut_expected_op.m_src->next->next->next; 472 op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] = op->m_src->next->next->next; 473 ut_boundary_alloc = false; 474 } 475 476 477 for (i = 0; i < num_src_mbufs; i++) { 478 CU_ASSERT(op_mbuf[i]->buf_addr == exp_mbuf[i]->buf_addr); 479 CU_ASSERT(op_mbuf[i]->buf_iova == exp_mbuf[i]->buf_iova); 480 CU_ASSERT(op_mbuf[i]->buf_len == exp_mbuf[i]->buf_len); 481 CU_ASSERT(op_mbuf[i]->pkt_len == exp_mbuf[i]->pkt_len); 482 } 483 484 /* if only 3 mbufs were used in the test, the 4th should be zeroed */ 485 if (num_src_mbufs == UT_MBUFS_PER_OP) { 486 CU_ASSERT(op_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] == NULL); 487 CU_ASSERT(exp_mbuf[UT_MBUFS_PER_OP_BOUND_TEST - 1] == NULL); 488 } 489 490 CU_ASSERT(op->m_src->userdata == ut_expected_op.m_src->userdata); 491 CU_ASSERT(op->src.offset == ut_expected_op.src.offset); 492 CU_ASSERT(op->src.length == ut_expected_op.src.length); 493 494 /* check dst mbuf values */ 495 _get_mbuf_array(op_mbuf, op->m_dst, SPDK_COUNTOF(op_mbuf), true); 496 _get_mbuf_array(exp_mbuf, ut_expected_op.m_dst, SPDK_COUNTOF(exp_mbuf), true); 497 498 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 499 CU_ASSERT(op_mbuf[i]->buf_addr == exp_mbuf[i]->buf_addr); 500 CU_ASSERT(op_mbuf[i]->buf_iova == exp_mbuf[i]->buf_iova); 501 CU_ASSERT(op_mbuf[i]->buf_len == exp_mbuf[i]->buf_len); 502 CU_ASSERT(op_mbuf[i]->pkt_len == exp_mbuf[i]->pkt_len); 503 } 504 CU_ASSERT(op->dst.offset == ut_expected_op.dst.offset); 505 506 return ut_enqueue_value; 507 } 508 509 /* Global setup for all tests that share a bunch of preparation... */ 510 static int 511 test_setup(void) 512 { 513 int i; 514 515 g_comp_bdev.backing_dev.unmap = _comp_reduce_unmap; 516 g_comp_bdev.backing_dev.readv = _comp_reduce_readv; 517 g_comp_bdev.backing_dev.writev = _comp_reduce_writev; 518 g_comp_bdev.backing_dev.compress = _comp_reduce_compress; 519 g_comp_bdev.backing_dev.decompress = _comp_reduce_decompress; 520 g_comp_bdev.backing_dev.blocklen = 512; 521 g_comp_bdev.backing_dev.blockcnt = 1024 * 16; 522 523 g_comp_bdev.device_qp = &g_device_qp; 524 g_comp_bdev.device_qp->device = &g_device; 525 526 TAILQ_INIT(&g_comp_bdev.queued_comp_ops); 527 528 g_comp_xform = (struct rte_comp_xform) { 529 .type = RTE_COMP_COMPRESS, 530 .compress = { 531 .algo = RTE_COMP_ALGO_DEFLATE, 532 .deflate.huffman = RTE_COMP_HUFFMAN_DEFAULT, 533 .level = RTE_COMP_LEVEL_MAX, 534 .window_size = DEFAULT_WINDOW_SIZE, 535 .chksum = RTE_COMP_CHECKSUM_NONE, 536 .hash_algo = RTE_COMP_HASH_ALGO_NONE 537 } 538 }; 539 540 g_decomp_xform = (struct rte_comp_xform) { 541 .type = RTE_COMP_DECOMPRESS, 542 .decompress = { 543 .algo = RTE_COMP_ALGO_DEFLATE, 544 .chksum = RTE_COMP_CHECKSUM_NONE, 545 .window_size = DEFAULT_WINDOW_SIZE, 546 .hash_algo = RTE_COMP_HASH_ALGO_NONE 547 } 548 }; 549 g_device.comp_xform = &g_comp_xform; 550 g_device.decomp_xform = &g_decomp_xform; 551 g_cdev_cap.comp_feature_flags = RTE_COMP_FF_SHAREABLE_PRIV_XFORM; 552 g_device.cdev_info.driver_name = "compress_isal"; 553 g_device.cdev_info.capabilities = &g_cdev_cap; 554 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST; i++) { 555 g_src_mbufs[i] = calloc(1, sizeof(struct rte_mbuf)); 556 } 557 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 558 g_dst_mbufs[i] = calloc(1, sizeof(struct rte_mbuf)); 559 } 560 561 g_bdev_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct comp_bdev_io)); 562 g_bdev_io->u.bdev.iovs = calloc(128, sizeof(struct iovec)); 563 g_bdev_io->bdev = &g_comp_bdev.comp_bdev; 564 g_io_ch = calloc(1, sizeof(struct spdk_io_channel) + sizeof(struct comp_io_channel)); 565 g_comp_ch = (struct comp_io_channel *)((uint8_t *)g_io_ch + sizeof(struct spdk_io_channel)); 566 g_io_ctx = (struct comp_bdev_io *)g_bdev_io->driver_ctx; 567 568 g_io_ctx->comp_ch = g_comp_ch; 569 g_io_ctx->comp_bdev = &g_comp_bdev; 570 g_comp_bdev.device_qp = &g_device_qp; 571 572 g_test_config = calloc(1, sizeof(struct rte_config)); 573 g_test_config->lcore_count = 1; 574 575 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST - 1; i++) { 576 g_expected_src_mbufs[i].next = &g_expected_src_mbufs[i + 1]; 577 } 578 g_expected_src_mbufs[UT_MBUFS_PER_OP_BOUND_TEST - 1].next = NULL; 579 580 /* we only test w/4 mbufs on src side */ 581 for (i = 0; i < UT_MBUFS_PER_OP - 1; i++) { 582 g_expected_dst_mbufs[i].next = &g_expected_dst_mbufs[i + 1]; 583 } 584 g_expected_dst_mbufs[UT_MBUFS_PER_OP - 1].next = NULL; 585 586 return 0; 587 } 588 589 /* Global teardown for all tests */ 590 static int 591 test_cleanup(void) 592 { 593 int i; 594 595 for (i = 0; i < UT_MBUFS_PER_OP_BOUND_TEST; i++) { 596 free(g_src_mbufs[i]); 597 } 598 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 599 free(g_dst_mbufs[i]); 600 } 601 free(g_bdev_io->u.bdev.iovs); 602 free(g_bdev_io); 603 free(g_io_ch); 604 free(g_test_config); 605 return 0; 606 } 607 608 static void 609 test_compress_operation(void) 610 { 611 struct iovec src_iovs[3] = {}; 612 int src_iovcnt; 613 struct iovec dst_iovs[3] = {}; 614 int dst_iovcnt; 615 struct spdk_reduce_vol_cb_args cb_arg; 616 int rc, i; 617 struct vbdev_comp_op *op; 618 struct rte_mbuf *exp_src_mbuf[UT_MBUFS_PER_OP]; 619 struct rte_mbuf *exp_dst_mbuf[UT_MBUFS_PER_OP]; 620 621 src_iovcnt = dst_iovcnt = 3; 622 for (i = 0; i < dst_iovcnt; i++) { 623 src_iovs[i].iov_len = 0x1000; 624 dst_iovs[i].iov_len = 0x1000; 625 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 626 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 627 } 628 629 /* test rte_comp_op_alloc failure */ 630 MOCK_SET(rte_comp_op_alloc, NULL); 631 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 632 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 633 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 634 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 635 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 636 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 637 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 638 free(op); 639 } 640 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 641 CU_ASSERT(rc == 0); 642 MOCK_SET(rte_comp_op_alloc, &g_comp_op[0]); 643 644 /* test mempool get failure */ 645 ut_rte_pktmbuf_alloc_bulk = -1; 646 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 647 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 648 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 649 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 650 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 651 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 652 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 653 free(op); 654 } 655 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 656 CU_ASSERT(rc == 0); 657 ut_rte_pktmbuf_alloc_bulk = 0; 658 659 /* test enqueue failure */ 660 ut_enqueue_value = 0; 661 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 662 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 663 &dst_iovs[0], dst_iovcnt, true, &cb_arg); 664 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 665 while (!TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops)) { 666 op = TAILQ_FIRST(&g_comp_bdev.queued_comp_ops); 667 TAILQ_REMOVE(&g_comp_bdev.queued_comp_ops, op, link); 668 free(op); 669 } 670 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 671 CU_ASSERT(rc == 0); 672 ut_enqueue_value = 1; 673 674 /* test success with 3 vector iovec */ 675 ut_expected_op.private_xform = &g_decomp_xform; 676 ut_expected_op.src.offset = 0; 677 ut_expected_op.src.length = src_iovs[0].iov_len + src_iovs[1].iov_len + src_iovs[2].iov_len; 678 679 /* setup the src expected values */ 680 _get_mbuf_array(exp_src_mbuf, &g_expected_src_mbufs[0], SPDK_COUNTOF(exp_src_mbuf), false); 681 ut_expected_op.m_src = exp_src_mbuf[0]; 682 683 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 684 exp_src_mbuf[i]->userdata = &cb_arg; 685 exp_src_mbuf[i]->buf_addr = src_iovs[i].iov_base; 686 exp_src_mbuf[i]->buf_iova = spdk_vtophys(src_iovs[i].iov_base, &src_iovs[i].iov_len); 687 exp_src_mbuf[i]->buf_len = src_iovs[i].iov_len; 688 exp_src_mbuf[i]->pkt_len = src_iovs[i].iov_len; 689 } 690 691 /* setup the dst expected values */ 692 _get_mbuf_array(exp_dst_mbuf, &g_expected_dst_mbufs[0], SPDK_COUNTOF(exp_dst_mbuf), false); 693 ut_expected_op.dst.offset = 0; 694 ut_expected_op.m_dst = exp_dst_mbuf[0]; 695 696 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 697 exp_dst_mbuf[i]->buf_addr = dst_iovs[i].iov_base; 698 exp_dst_mbuf[i]->buf_iova = spdk_vtophys(dst_iovs[i].iov_base, &dst_iovs[i].iov_len); 699 exp_dst_mbuf[i]->buf_len = dst_iovs[i].iov_len; 700 exp_dst_mbuf[i]->pkt_len = dst_iovs[i].iov_len; 701 } 702 703 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 704 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 705 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 706 CU_ASSERT(rc == 0); 707 708 } 709 710 static void 711 test_compress_operation_cross_boundary(void) 712 { 713 struct iovec src_iovs[3] = {}; 714 int src_iovcnt; 715 struct iovec dst_iovs[3] = {}; 716 int dst_iovcnt; 717 struct spdk_reduce_vol_cb_args cb_arg; 718 int rc, i; 719 struct rte_mbuf *exp_src_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 720 struct rte_mbuf *exp_dst_mbuf[UT_MBUFS_PER_OP_BOUND_TEST]; 721 722 /* Setup the same basic 3 IOV test as used in the simple success case 723 * but then we'll start testing a vtophy boundary crossing at each 724 * position. 725 */ 726 src_iovcnt = dst_iovcnt = 3; 727 for (i = 0; i < dst_iovcnt; i++) { 728 src_iovs[i].iov_len = 0x1000; 729 dst_iovs[i].iov_len = 0x1000; 730 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 731 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 732 } 733 734 ut_expected_op.private_xform = &g_decomp_xform; 735 ut_expected_op.src.offset = 0; 736 ut_expected_op.src.length = src_iovs[0].iov_len + src_iovs[1].iov_len + src_iovs[2].iov_len; 737 738 /* setup the src expected values */ 739 _get_mbuf_array(exp_src_mbuf, &g_expected_src_mbufs[0], SPDK_COUNTOF(exp_src_mbuf), false); 740 ut_expected_op.m_src = exp_src_mbuf[0]; 741 742 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 743 exp_src_mbuf[i]->userdata = &cb_arg; 744 exp_src_mbuf[i]->buf_addr = src_iovs[i].iov_base; 745 exp_src_mbuf[i]->buf_iova = spdk_vtophys(src_iovs[i].iov_base, &src_iovs[i].iov_len); 746 exp_src_mbuf[i]->buf_len = src_iovs[i].iov_len; 747 exp_src_mbuf[i]->pkt_len = src_iovs[i].iov_len; 748 } 749 750 /* setup the dst expected values, we don't test needing a 4th dst mbuf */ 751 _get_mbuf_array(exp_dst_mbuf, &g_expected_dst_mbufs[0], SPDK_COUNTOF(exp_dst_mbuf), false); 752 ut_expected_op.dst.offset = 0; 753 ut_expected_op.m_dst = exp_dst_mbuf[0]; 754 755 for (i = 0; i < UT_MBUFS_PER_OP; i++) { 756 exp_dst_mbuf[i]->buf_addr = dst_iovs[i].iov_base; 757 exp_dst_mbuf[i]->buf_iova = spdk_vtophys(dst_iovs[i].iov_base, &dst_iovs[i].iov_len); 758 exp_dst_mbuf[i]->buf_len = dst_iovs[i].iov_len; 759 exp_dst_mbuf[i]->pkt_len = dst_iovs[i].iov_len; 760 } 761 762 /* force the 1st IOV to get partial length from spdk_vtophys */ 763 g_small_size_counter = 0; 764 g_small_size_modify = 1; 765 g_small_size = 0x800; 766 exp_src_mbuf[3]->userdata = &cb_arg; 767 768 /* first only has shorter length */ 769 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x800; 770 771 /* 2nd was inserted by the boundary crossing condition and finishes off 772 * the length from the first */ 773 exp_src_mbuf[1]->buf_addr = (void *)0x10000800; 774 exp_src_mbuf[1]->buf_iova = 0x10000800; 775 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x800; 776 777 /* 3rd looks like that the 2nd would have */ 778 exp_src_mbuf[2]->buf_addr = (void *)0x10001000; 779 exp_src_mbuf[2]->buf_iova = 0x10001000; 780 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x1000; 781 782 /* a new 4th looks like what the 3rd would have */ 783 exp_src_mbuf[3]->buf_addr = (void *)0x10002000; 784 exp_src_mbuf[3]->buf_iova = 0x10002000; 785 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x1000; 786 787 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 788 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 789 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 790 CU_ASSERT(rc == 0); 791 792 /* Now force the 2nd IOV to get partial length from spdk_vtophys */ 793 g_small_size_counter = 0; 794 g_small_size_modify = 2; 795 g_small_size = 0x800; 796 797 /* first is normal */ 798 exp_src_mbuf[0]->buf_addr = (void *)0x10000000; 799 exp_src_mbuf[0]->buf_iova = 0x10000000; 800 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x1000; 801 802 /* second only has shorter length */ 803 exp_src_mbuf[1]->buf_addr = (void *)0x10001000; 804 exp_src_mbuf[1]->buf_iova = 0x10001000; 805 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x800; 806 807 /* 3rd was inserted by the boundary crossing condition and finishes off 808 * the length from the first */ 809 exp_src_mbuf[2]->buf_addr = (void *)0x10001800; 810 exp_src_mbuf[2]->buf_iova = 0x10001800; 811 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x800; 812 813 /* a new 4th looks like what the 3rd would have */ 814 exp_src_mbuf[3]->buf_addr = (void *)0x10002000; 815 exp_src_mbuf[3]->buf_iova = 0x10002000; 816 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x1000; 817 818 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 819 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 820 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 821 CU_ASSERT(rc == 0); 822 823 /* Finally force the 3rd IOV to get partial length from spdk_vtophys */ 824 g_small_size_counter = 0; 825 g_small_size_modify = 3; 826 g_small_size = 0x800; 827 828 /* first is normal */ 829 exp_src_mbuf[0]->buf_addr = (void *)0x10000000; 830 exp_src_mbuf[0]->buf_iova = 0x10000000; 831 exp_src_mbuf[0]->pkt_len = exp_src_mbuf[0]->buf_len = 0x1000; 832 833 /* second is normal */ 834 exp_src_mbuf[1]->buf_addr = (void *)0x10001000; 835 exp_src_mbuf[1]->buf_iova = 0x10001000; 836 exp_src_mbuf[1]->pkt_len = exp_src_mbuf[1]->buf_len = 0x1000; 837 838 /* 3rd has shorter length */ 839 exp_src_mbuf[2]->buf_addr = (void *)0x10002000; 840 exp_src_mbuf[2]->buf_iova = 0x10002000; 841 exp_src_mbuf[2]->pkt_len = exp_src_mbuf[2]->buf_len = 0x800; 842 843 /* a new 4th handles the remainder from the 3rd */ 844 exp_src_mbuf[3]->buf_addr = (void *)0x10002800; 845 exp_src_mbuf[3]->buf_iova = 0x10002800; 846 exp_src_mbuf[3]->pkt_len = exp_src_mbuf[3]->buf_len = 0x800; 847 848 rc = _compress_operation(&g_comp_bdev.backing_dev, &src_iovs[0], src_iovcnt, 849 &dst_iovs[0], dst_iovcnt, false, &cb_arg); 850 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 851 CU_ASSERT(rc == 0); 852 } 853 854 static void 855 test_poller(void) 856 { 857 int rc; 858 struct spdk_reduce_vol_cb_args *cb_args; 859 struct rte_mbuf mbuf[4]; /* one src, one dst, 2 ops */ 860 struct vbdev_comp_op *op_to_queue; 861 struct iovec src_iovs[3] = {}; 862 struct iovec dst_iovs[3] = {}; 863 int i; 864 865 cb_args = calloc(1, sizeof(*cb_args)); 866 SPDK_CU_ASSERT_FATAL(cb_args != NULL); 867 cb_args->cb_fn = _compress_done; 868 memset(&g_comp_op[0], 0, sizeof(struct rte_comp_op)); 869 g_comp_op[0].m_src = &mbuf[0]; 870 g_comp_op[1].m_src = &mbuf[1]; 871 g_comp_op[0].m_dst = &mbuf[2]; 872 g_comp_op[1].m_dst = &mbuf[3]; 873 for (i = 0; i < 3; i++) { 874 src_iovs[i].iov_len = 0x1000; 875 dst_iovs[i].iov_len = 0x1000; 876 src_iovs[i].iov_base = (void *)0x10000000 + 0x1000 * i; 877 dst_iovs[i].iov_base = (void *)0x20000000 + 0x1000 * i; 878 } 879 880 /* Error from dequeue, nothing needing to be resubmitted. 881 */ 882 ut_rte_compressdev_dequeue_burst = 1; 883 /* setup what we want dequeue to return for the op */ 884 g_comp_op[0].m_src->userdata = (void *)cb_args; 885 g_comp_op[0].produced = 1; 886 g_comp_op[0].status = 1; 887 /* value asserted in the reduce callback */ 888 ut_compress_done[0] = -EINVAL; 889 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 890 rc = comp_dev_poller((void *)&g_comp_bdev); 891 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 892 CU_ASSERT(rc == 0); 893 894 /* Success from dequeue, 2 ops. nothing needing to be resubmitted. 895 */ 896 ut_rte_compressdev_dequeue_burst = 2; 897 /* setup what we want dequeue to return for the op */ 898 g_comp_op[0].m_src->userdata = (void *)cb_args; 899 g_comp_op[0].produced = 16; 900 g_comp_op[0].status = 0; 901 g_comp_op[1].m_src->userdata = (void *)cb_args; 902 g_comp_op[1].produced = 32; 903 g_comp_op[1].status = 0; 904 /* value asserted in the reduce callback */ 905 ut_compress_done[0] = 16; 906 ut_compress_done[1] = 32; 907 done_count = 2; 908 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 909 rc = comp_dev_poller((void *)&g_comp_bdev); 910 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 911 CU_ASSERT(rc == 0); 912 913 /* Success from dequeue, one op to be resubmitted. 914 */ 915 ut_rte_compressdev_dequeue_burst = 1; 916 /* setup what we want dequeue to return for the op */ 917 g_comp_op[0].m_src->userdata = (void *)cb_args; 918 g_comp_op[0].produced = 16; 919 g_comp_op[0].status = 0; 920 /* value asserted in the reduce callback */ 921 ut_compress_done[0] = 16; 922 done_count = 1; 923 op_to_queue = calloc(1, sizeof(struct vbdev_comp_op)); 924 SPDK_CU_ASSERT_FATAL(op_to_queue != NULL); 925 op_to_queue->backing_dev = &g_comp_bdev.backing_dev; 926 op_to_queue->src_iovs = &src_iovs[0]; 927 op_to_queue->src_iovcnt = 3; 928 op_to_queue->dst_iovs = &dst_iovs[0]; 929 op_to_queue->dst_iovcnt = 3; 930 op_to_queue->compress = true; 931 op_to_queue->cb_arg = cb_args; 932 ut_enqueue_value = FAKE_ENQUEUE_SUCCESS; 933 TAILQ_INSERT_TAIL(&g_comp_bdev.queued_comp_ops, 934 op_to_queue, 935 link); 936 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == false); 937 rc = comp_dev_poller((void *)&g_comp_bdev); 938 CU_ASSERT(TAILQ_EMPTY(&g_comp_bdev.queued_comp_ops) == true); 939 CU_ASSERT(rc == 0); 940 941 /* op_to_queue is freed in code under test */ 942 free(cb_args); 943 } 944 945 static void 946 test_vbdev_compress_submit_request(void) 947 { 948 /* Single element block size write */ 949 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED; 950 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 951 g_completion_called = false; 952 MOCK_SET(spdk_bdev_io_get_io_channel, g_io_ch); 953 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 954 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 955 CU_ASSERT(g_completion_called == true); 956 CU_ASSERT(g_io_ctx->orig_io == g_bdev_io); 957 CU_ASSERT(g_io_ctx->comp_bdev == &g_comp_bdev); 958 CU_ASSERT(g_io_ctx->comp_ch == g_comp_ch); 959 960 /* same write but now fail it */ 961 ut_spdk_reduce_vol_op_complete_err = 1; 962 g_completion_called = false; 963 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 964 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 965 CU_ASSERT(g_completion_called == true); 966 967 /* test a read success */ 968 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 969 ut_spdk_reduce_vol_op_complete_err = 0; 970 g_completion_called = false; 971 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 972 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 973 CU_ASSERT(g_completion_called == true); 974 975 /* test a read failure */ 976 ut_spdk_reduce_vol_op_complete_err = 1; 977 g_completion_called = false; 978 vbdev_compress_submit_request(g_io_ch, g_bdev_io); 979 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 980 CU_ASSERT(g_completion_called == true); 981 } 982 983 static void 984 test_passthru(void) 985 { 986 987 } 988 989 static void 990 test_reset(void) 991 { 992 /* TODO: There are a few different ways to do this given that 993 * the code uses spdk_for_each_channel() to implement reset 994 * handling. SUbmitting w/o UT for this function for now and 995 * will follow up with something shortly. 996 */ 997 } 998 999 static void 1000 test_initdrivers(void) 1001 { 1002 int rc; 1003 1004 /* test return values from rte_vdev_init() */ 1005 MOCK_SET(rte_eal_get_configuration, g_test_config); 1006 MOCK_SET(rte_vdev_init, -EEXIST); 1007 rc = vbdev_init_compress_drivers(); 1008 /* This is not an error condition, we already have one */ 1009 CU_ASSERT(rc == 0); 1010 1011 /* error */ 1012 MOCK_SET(rte_vdev_init, -2); 1013 rc = vbdev_init_compress_drivers(); 1014 CU_ASSERT(rc == -EINVAL); 1015 CU_ASSERT(g_mbuf_mp == NULL); 1016 CU_ASSERT(g_comp_op_mp == NULL); 1017 1018 /* compressdev count 0 */ 1019 ut_rte_compressdev_count = 0; 1020 MOCK_SET(rte_vdev_init, 0); 1021 rc = vbdev_init_compress_drivers(); 1022 CU_ASSERT(rc == 0); 1023 1024 /* bogus count */ 1025 ut_rte_compressdev_count = RTE_COMPRESS_MAX_DEVS + 1; 1026 rc = vbdev_init_compress_drivers(); 1027 CU_ASSERT(rc == -EINVAL); 1028 1029 /* can't get mbuf pool */ 1030 ut_rte_compressdev_count = 1; 1031 MOCK_SET(spdk_mempool_create, NULL); 1032 rc = vbdev_init_compress_drivers(); 1033 CU_ASSERT(rc == -ENOMEM); 1034 MOCK_CLEAR(spdk_mempool_create); 1035 1036 /* can't get comp op pool */ 1037 ut_rte_comp_op_pool_create = NULL; 1038 rc = vbdev_init_compress_drivers(); 1039 CU_ASSERT(rc == -ENOMEM); 1040 1041 /* error on create_compress_dev() */ 1042 ut_rte_comp_op_pool_create = (struct rte_mempool *)&test_initdrivers; 1043 ut_rte_compressdev_configure = -1; 1044 rc = vbdev_init_compress_drivers(); 1045 CU_ASSERT(rc == -1); 1046 1047 /* error on create_compress_dev() but coverage for large num queues */ 1048 ut_max_nb_queue_pairs = 99; 1049 rc = vbdev_init_compress_drivers(); 1050 CU_ASSERT(rc == -1); 1051 1052 /* qpair setup fails */ 1053 ut_rte_compressdev_configure = 0; 1054 ut_max_nb_queue_pairs = 0; 1055 ut_rte_compressdev_queue_pair_setup = -1; 1056 rc = vbdev_init_compress_drivers(); 1057 CU_ASSERT(rc == -EINVAL); 1058 1059 /* rte_compressdev_start fails */ 1060 ut_rte_compressdev_queue_pair_setup = 0; 1061 ut_rte_compressdev_start = -1; 1062 rc = vbdev_init_compress_drivers(); 1063 CU_ASSERT(rc == -1); 1064 1065 /* rte_compressdev_private_xform_create() fails */ 1066 ut_rte_compressdev_start = 0; 1067 ut_rte_compressdev_private_xform_create = -2; 1068 rc = vbdev_init_compress_drivers(); 1069 CU_ASSERT(rc == -2); 1070 1071 /* success */ 1072 ut_rte_compressdev_private_xform_create = 0; 1073 rc = vbdev_init_compress_drivers(); 1074 CU_ASSERT(rc == 0); 1075 spdk_mempool_free((struct spdk_mempool *)g_mbuf_mp); 1076 } 1077 1078 static void 1079 test_supported_io(void) 1080 { 1081 1082 } 1083 1084 int 1085 main(int argc, char **argv) 1086 { 1087 CU_pSuite suite = NULL; 1088 unsigned int num_failures; 1089 1090 if (CU_initialize_registry() != CUE_SUCCESS) { 1091 return CU_get_error(); 1092 } 1093 1094 suite = CU_add_suite("compress", test_setup, test_cleanup); 1095 if (suite == NULL) { 1096 CU_cleanup_registry(); 1097 return CU_get_error(); 1098 } 1099 1100 if (CU_add_test(suite, "test_compress_operation", 1101 test_compress_operation) == NULL || 1102 CU_add_test(suite, "test_compress_operation_cross_boundary", 1103 test_compress_operation_cross_boundary) == NULL || 1104 CU_add_test(suite, "vbdev_compress_submit_request", 1105 test_vbdev_compress_submit_request) == NULL || 1106 CU_add_test(suite, "test_passthru", 1107 test_passthru) == NULL || 1108 CU_add_test(suite, "test_initdrivers", 1109 test_initdrivers) == NULL || 1110 CU_add_test(suite, "test_supported_io", 1111 test_supported_io) == NULL || 1112 CU_add_test(suite, "test_poller", 1113 test_poller) == NULL || 1114 CU_add_test(suite, "test_reset", 1115 test_reset) == NULL 1116 ) { 1117 CU_cleanup_registry(); 1118 return CU_get_error(); 1119 } 1120 1121 CU_basic_set_mode(CU_BRM_VERBOSE); 1122 CU_basic_run_tests(); 1123 num_failures = CU_get_number_of_failures(); 1124 CU_cleanup_registry(); 1125 return num_failures; 1126 } 1127