1// SPDX-License-Identifier: GPL-2.0-only 2// 3// Copyright(c) 2021-2022 Intel Corporation. All rights reserved. 4// 5// Authors: Cezary Rojewski <cezary.rojewski@intel.com> 6// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> 7// 8 9#include <linux/firmware.h> 10#include <linux/module.h> 11#include <linux/slab.h> 12#include <sound/hdaudio.h> 13#include <sound/hdaudio_ext.h> 14#include "avs.h" 15#include "cldma.h" 16#include "messages.h" 17#include "registers.h" 18#include "topology.h" 19 20#define AVS_ROM_STS_MASK 0xFF 21#define AVS_ROM_INIT_DONE 0x1 22#define SKL_ROM_BASEFW_ENTERED 0xF 23#define APL_ROM_FW_ENTERED 0x5 24#define AVS_ROM_INIT_POLLING_US 5 25#define SKL_ROM_INIT_TIMEOUT_US 1000000 26#define APL_ROM_INIT_TIMEOUT_US 300000 27#define APL_ROM_INIT_RETRIES 3 28 29#define AVS_FW_INIT_POLLING_US 500 30#define AVS_FW_INIT_TIMEOUT_MS 3000 31#define AVS_FW_INIT_TIMEOUT_US (AVS_FW_INIT_TIMEOUT_MS * 1000) 32 33#define AVS_CLDMA_START_DELAY_MS 100 34 35#define AVS_ROOT_DIR "intel/avs" 36#define AVS_BASEFW_FILENAME "dsp_basefw.bin" 37#define AVS_EXT_MANIFEST_MAGIC 0x31454124 38#define SKL_MANIFEST_MAGIC 0x00000006 39#define SKL_ADSPFW_OFFSET 0x284 40#define APL_MANIFEST_MAGIC 0x44504324 41#define APL_ADSPFW_OFFSET 0x2000 42 43/* Occasionally, engineering (release candidate) firmware is provided for testing. */ 44static bool debug_ignore_fw_version; 45module_param_named(ignore_fw_version, debug_ignore_fw_version, bool, 0444); 46MODULE_PARM_DESC(ignore_fw_version, "Ignore firmware version check 0=no (default), 1=yes"); 47 48#define AVS_LIB_NAME_SIZE 8 49 50struct avs_fw_manifest { 51 u32 id; 52 u32 len; 53 char name[AVS_LIB_NAME_SIZE]; 54 u32 preload_page_count; 55 u32 img_flags; 56 u32 feature_mask; 57 struct avs_fw_version version; 58} __packed; 59 60struct avs_fw_ext_manifest { 61 u32 id; 62 u32 len; 63 u16 version_major; 64 u16 version_minor; 65 u32 entries; 66} __packed; 67 68static int avs_fw_ext_manifest_strip(struct firmware *fw) 69{ 70 struct avs_fw_ext_manifest *man; 71 72 if (fw->size < sizeof(*man)) 73 return -EINVAL; 74 75 man = (struct avs_fw_ext_manifest *)fw->data; 76 if (man->id == AVS_EXT_MANIFEST_MAGIC) { 77 fw->data += man->len; 78 fw->size -= man->len; 79 } 80 81 return 0; 82} 83 84static int avs_fw_manifest_offset(struct firmware *fw) 85{ 86 /* Header type found in first DWORD of fw binary. */ 87 u32 magic = *(u32 *)fw->data; 88 89 switch (magic) { 90 case SKL_MANIFEST_MAGIC: 91 return SKL_ADSPFW_OFFSET; 92 case APL_MANIFEST_MAGIC: 93 return APL_ADSPFW_OFFSET; 94 default: 95 return -EINVAL; 96 } 97} 98 99static int avs_fw_manifest_strip_verify(struct avs_dev *adev, struct firmware *fw, 100 const struct avs_fw_version *min) 101{ 102 struct avs_fw_manifest *man; 103 int offset, ret; 104 105 ret = avs_fw_ext_manifest_strip(fw); 106 if (ret) 107 return ret; 108 109 offset = avs_fw_manifest_offset(fw); 110 if (offset < 0) 111 return offset; 112 113 if (fw->size < offset + sizeof(*man)) 114 return -EINVAL; 115 if (!min) 116 return 0; 117 118 man = (struct avs_fw_manifest *)(fw->data + offset); 119 if (man->version.major != min->major || 120 man->version.minor != min->minor || 121 man->version.hotfix != min->hotfix || 122 man->version.build < min->build) { 123 dev_warn(adev->dev, "bad FW version %d.%d.%d.%d, expected %d.%d.%d.%d or newer\n", 124 man->version.major, man->version.minor, 125 man->version.hotfix, man->version.build, 126 min->major, min->minor, min->hotfix, min->build); 127 128 if (!debug_ignore_fw_version) 129 return -EINVAL; 130 } 131 132 return 0; 133} 134 135int avs_cldma_load_basefw(struct avs_dev *adev, struct firmware *fw) 136{ 137 struct hda_cldma *cl = &code_loader; 138 unsigned int reg; 139 int ret; 140 141 ret = avs_dsp_op(adev, power, AVS_MAIN_CORE_MASK, true); 142 if (ret < 0) 143 return ret; 144 145 ret = avs_dsp_op(adev, reset, AVS_MAIN_CORE_MASK, false); 146 if (ret < 0) 147 return ret; 148 149 ret = hda_cldma_reset(cl); 150 if (ret < 0) { 151 dev_err(adev->dev, "cldma reset failed: %d\n", ret); 152 return ret; 153 } 154 hda_cldma_setup(cl); 155 156 ret = avs_dsp_op(adev, stall, AVS_MAIN_CORE_MASK, false); 157 if (ret < 0) 158 return ret; 159 160 reinit_completion(&adev->fw_ready); 161 avs_dsp_op(adev, int_control, true); 162 163 /* await ROM init */ 164 ret = snd_hdac_adsp_readl_poll(adev, AVS_FW_REG_STATUS(adev), reg, 165 (reg & AVS_ROM_INIT_DONE) == AVS_ROM_INIT_DONE, 166 AVS_ROM_INIT_POLLING_US, SKL_ROM_INIT_TIMEOUT_US); 167 if (ret < 0) { 168 dev_err(adev->dev, "rom init timeout: %d\n", ret); 169 avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 170 return ret; 171 } 172 173 hda_cldma_set_data(cl, (void *)fw->data, fw->size); 174 /* transfer firmware */ 175 hda_cldma_transfer(cl, 0); 176 ret = snd_hdac_adsp_readl_poll(adev, AVS_FW_REG_STATUS(adev), reg, 177 (reg & AVS_ROM_STS_MASK) == SKL_ROM_BASEFW_ENTERED, 178 AVS_FW_INIT_POLLING_US, AVS_FW_INIT_TIMEOUT_US); 179 hda_cldma_stop(cl); 180 if (ret < 0) { 181 dev_err(adev->dev, "transfer fw failed: %d\n", ret); 182 avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 183 return ret; 184 } 185 186 return 0; 187} 188 189int avs_cldma_load_library(struct avs_dev *adev, struct firmware *lib, u32 id) 190{ 191 struct hda_cldma *cl = &code_loader; 192 int ret; 193 194 hda_cldma_set_data(cl, (void *)lib->data, lib->size); 195 /* transfer modules manifest */ 196 hda_cldma_transfer(cl, msecs_to_jiffies(AVS_CLDMA_START_DELAY_MS)); 197 198 /* DMA id ignored as there is only ever one code-loader DMA */ 199 ret = avs_ipc_load_library(adev, 0, id); 200 hda_cldma_stop(cl); 201 202 if (ret) { 203 ret = AVS_IPC_RET(ret); 204 dev_err(adev->dev, "transfer lib %d failed: %d\n", id, ret); 205 } 206 207 return ret; 208} 209 210static int avs_cldma_load_module(struct avs_dev *adev, struct avs_module_entry *mentry) 211{ 212 struct hda_cldma *cl = &code_loader; 213 const struct firmware *mod; 214 char *mod_name; 215 int ret; 216 217 mod_name = kasprintf(GFP_KERNEL, "%s/%s/dsp_mod_%pUL.bin", AVS_ROOT_DIR, 218 adev->spec->name, mentry->uuid.b); 219 if (!mod_name) 220 return -ENOMEM; 221 222 ret = avs_request_firmware(adev, &mod, mod_name); 223 kfree(mod_name); 224 if (ret < 0) 225 return ret; 226 227 avs_hda_power_gating_enable(adev, false); 228 avs_hda_clock_gating_enable(adev, false); 229 avs_hda_l1sen_enable(adev, false); 230 231 hda_cldma_set_data(cl, (void *)mod->data, mod->size); 232 hda_cldma_transfer(cl, msecs_to_jiffies(AVS_CLDMA_START_DELAY_MS)); 233 ret = avs_ipc_load_modules(adev, &mentry->module_id, 1); 234 hda_cldma_stop(cl); 235 236 avs_hda_l1sen_enable(adev, true); 237 avs_hda_clock_gating_enable(adev, true); 238 avs_hda_power_gating_enable(adev, true); 239 240 if (ret) { 241 dev_err(adev->dev, "load module %d failed: %d\n", mentry->module_id, ret); 242 avs_release_last_firmware(adev); 243 return AVS_IPC_RET(ret); 244 } 245 246 return 0; 247} 248 249int avs_cldma_transfer_modules(struct avs_dev *adev, bool load, 250 struct avs_module_entry *mods, u32 num_mods) 251{ 252 u16 *mod_ids; 253 int ret, i; 254 255 /* Either load to DSP or unload them to free space. */ 256 if (load) { 257 for (i = 0; i < num_mods; i++) { 258 ret = avs_cldma_load_module(adev, &mods[i]); 259 if (ret) 260 return ret; 261 } 262 263 return 0; 264 } 265 266 mod_ids = kcalloc(num_mods, sizeof(u16), GFP_KERNEL); 267 if (!mod_ids) 268 return -ENOMEM; 269 270 for (i = 0; i < num_mods; i++) 271 mod_ids[i] = mods[i].module_id; 272 273 ret = avs_ipc_unload_modules(adev, mod_ids, num_mods); 274 kfree(mod_ids); 275 if (ret) 276 return AVS_IPC_RET(ret); 277 278 return 0; 279} 280 281static int 282avs_hda_init_rom(struct avs_dev *adev, unsigned int dma_id, bool purge) 283{ 284 const struct avs_spec *const spec = adev->spec; 285 unsigned int corex_mask, reg; 286 int ret; 287 288 corex_mask = spec->core_init_mask & ~AVS_MAIN_CORE_MASK; 289 290 ret = avs_dsp_op(adev, power, spec->core_init_mask, true); 291 if (ret < 0) 292 goto err; 293 294 ret = avs_dsp_op(adev, reset, AVS_MAIN_CORE_MASK, false); 295 if (ret < 0) 296 goto err; 297 298 reinit_completion(&adev->fw_ready); 299 avs_dsp_op(adev, int_control, true); 300 301 /* set boot config */ 302 ret = avs_ipc_set_boot_config(adev, dma_id, purge); 303 if (ret) { 304 ret = AVS_IPC_RET(ret); 305 goto err; 306 } 307 308 /* await ROM init */ 309 ret = snd_hdac_adsp_readq_poll(adev, spec->sram->rom_status_offset, reg, 310 (reg & 0xF) == AVS_ROM_INIT_DONE || 311 (reg & 0xF) == APL_ROM_FW_ENTERED, 312 AVS_ROM_INIT_POLLING_US, APL_ROM_INIT_TIMEOUT_US); 313 if (ret < 0) { 314 dev_err(adev->dev, "rom init timeout: %d\n", ret); 315 goto err; 316 } 317 318 /* power down non-main cores */ 319 if (corex_mask) { 320 ret = avs_dsp_op(adev, power, corex_mask, false); 321 if (ret < 0) 322 goto err; 323 } 324 325 return 0; 326 327err: 328 avs_dsp_core_disable(adev, spec->core_init_mask); 329 return ret; 330} 331 332static int avs_imr_load_basefw(struct avs_dev *adev) 333{ 334 int ret; 335 336 /* DMA id ignored when flashing from IMR as no transfer occurs. */ 337 ret = avs_hda_init_rom(adev, 0, false); 338 if (ret < 0) { 339 dev_err(adev->dev, "rom init failed: %d\n", ret); 340 return ret; 341 } 342 343 ret = wait_for_completion_timeout(&adev->fw_ready, 344 msecs_to_jiffies(AVS_FW_INIT_TIMEOUT_MS)); 345 if (!ret) { 346 dev_err(adev->dev, "firmware ready timeout\n"); 347 avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 348 return -ETIMEDOUT; 349 } 350 351 return 0; 352} 353 354int avs_hda_load_basefw(struct avs_dev *adev, struct firmware *fw) 355{ 356 struct snd_pcm_substream substream; 357 struct snd_dma_buffer dmab; 358 struct hdac_ext_stream *estream; 359 struct hdac_stream *hstream; 360 struct hdac_bus *bus = &adev->base.core; 361 unsigned int sdfmt, reg; 362 int ret, i; 363 364 /* configure hda dma */ 365 memset(&substream, 0, sizeof(substream)); 366 substream.stream = SNDRV_PCM_STREAM_PLAYBACK; 367 estream = snd_hdac_ext_stream_assign(bus, &substream, 368 HDAC_EXT_STREAM_TYPE_HOST); 369 if (!estream) 370 return -ENODEV; 371 hstream = hdac_stream(estream); 372 373 /* code loading performed with default format */ 374 sdfmt = snd_hdac_stream_format(1, 32, 48000); 375 ret = snd_hdac_dsp_prepare(hstream, sdfmt, fw->size, &dmab); 376 if (ret < 0) 377 goto release_stream; 378 379 /* enable SPIB for hda stream */ 380 snd_hdac_stream_spbcap_enable(bus, true, hstream->index); 381 ret = snd_hdac_stream_set_spib(bus, hstream, fw->size); 382 if (ret) 383 goto cleanup_resources; 384 385 memcpy(dmab.area, fw->data, fw->size); 386 387 for (i = 0; i < APL_ROM_INIT_RETRIES; i++) { 388 unsigned int dma_id = hstream->stream_tag - 1; 389 390 ret = avs_hda_init_rom(adev, dma_id, true); 391 if (!ret) 392 break; 393 dev_info(adev->dev, "#%d rom init fail: %d\n", i + 1, ret); 394 } 395 if (ret < 0) 396 goto cleanup_resources; 397 398 /* transfer firmware */ 399 snd_hdac_dsp_trigger(hstream, true); 400 ret = snd_hdac_adsp_readl_poll(adev, AVS_FW_REG_STATUS(adev), reg, 401 (reg & AVS_ROM_STS_MASK) == APL_ROM_FW_ENTERED, 402 AVS_FW_INIT_POLLING_US, AVS_FW_INIT_TIMEOUT_US); 403 snd_hdac_dsp_trigger(hstream, false); 404 if (ret < 0) { 405 dev_err(adev->dev, "transfer fw failed: %d\n", ret); 406 avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 407 } 408 409cleanup_resources: 410 /* disable SPIB for hda stream */ 411 snd_hdac_stream_spbcap_enable(bus, false, hstream->index); 412 snd_hdac_stream_set_spib(bus, hstream, 0); 413 414 snd_hdac_dsp_cleanup(hstream, &dmab); 415release_stream: 416 snd_hdac_ext_stream_release(estream, HDAC_EXT_STREAM_TYPE_HOST); 417 418 return ret; 419} 420 421int avs_hda_load_library(struct avs_dev *adev, struct firmware *lib, u32 id) 422{ 423 struct snd_pcm_substream substream; 424 struct snd_dma_buffer dmab; 425 struct hdac_ext_stream *estream; 426 struct hdac_stream *stream; 427 struct hdac_bus *bus = &adev->base.core; 428 unsigned int sdfmt; 429 int ret; 430 431 /* configure hda dma */ 432 memset(&substream, 0, sizeof(substream)); 433 substream.stream = SNDRV_PCM_STREAM_PLAYBACK; 434 estream = snd_hdac_ext_stream_assign(bus, &substream, 435 HDAC_EXT_STREAM_TYPE_HOST); 436 if (!estream) 437 return -ENODEV; 438 stream = hdac_stream(estream); 439 440 /* code loading performed with default format */ 441 sdfmt = snd_hdac_stream_format(1, 32, 48000); 442 ret = snd_hdac_dsp_prepare(stream, sdfmt, lib->size, &dmab); 443 if (ret < 0) 444 goto release_stream; 445 446 /* enable SPIB for hda stream */ 447 snd_hdac_stream_spbcap_enable(bus, true, stream->index); 448 snd_hdac_stream_set_spib(bus, stream, lib->size); 449 450 memcpy(dmab.area, lib->data, lib->size); 451 452 /* transfer firmware */ 453 snd_hdac_dsp_trigger(stream, true); 454 ret = avs_ipc_load_library(adev, stream->stream_tag - 1, id); 455 snd_hdac_dsp_trigger(stream, false); 456 if (ret) { 457 dev_err(adev->dev, "transfer lib %d failed: %d\n", id, ret); 458 ret = AVS_IPC_RET(ret); 459 } 460 461 /* disable SPIB for hda stream */ 462 snd_hdac_stream_spbcap_enable(bus, false, stream->index); 463 snd_hdac_stream_set_spib(bus, stream, 0); 464 465 snd_hdac_dsp_cleanup(stream, &dmab); 466release_stream: 467 snd_hdac_ext_stream_release(estream, HDAC_EXT_STREAM_TYPE_HOST); 468 469 return ret; 470} 471 472int avs_hda_transfer_modules(struct avs_dev *adev, bool load, 473 struct avs_module_entry *mods, u32 num_mods) 474{ 475 /* 476 * All platforms without CLDMA are equipped with IMR, 477 * and thus the module transferring is offloaded to DSP. 478 */ 479 return 0; 480} 481 482int avs_dsp_load_libraries(struct avs_dev *adev, struct avs_tplg_library *libs, u32 num_libs) 483{ 484 int start, id, i = 0; 485 int ret; 486 487 /* Calculate the id to assign for the next lib. */ 488 for (id = 0; id < adev->fw_cfg.max_libs_count; id++) 489 if (adev->lib_names[id][0] == '\0') 490 break; 491 if (id + num_libs >= adev->fw_cfg.max_libs_count) 492 return -EINVAL; 493 494 start = id; 495 while (i < num_libs) { 496 struct avs_fw_manifest *man; 497 const struct firmware *fw; 498 struct firmware stripped_fw; 499 char *filename; 500 int j; 501 502 filename = kasprintf(GFP_KERNEL, "%s/%s/%s", AVS_ROOT_DIR, adev->spec->name, 503 libs[i].name); 504 if (!filename) 505 return -ENOMEM; 506 507 /* 508 * If any call after this one fails, requested firmware is not released with 509 * avs_release_last_firmware() as failing to load code results in need for reload 510 * of entire driver module. And then avs_release_firmwares() is in place already. 511 */ 512 ret = avs_request_firmware(adev, &fw, filename); 513 kfree(filename); 514 if (ret < 0) 515 return ret; 516 517 stripped_fw = *fw; 518 ret = avs_fw_manifest_strip_verify(adev, &stripped_fw, NULL); 519 if (ret) { 520 dev_err(adev->dev, "invalid library data: %d\n", ret); 521 return ret; 522 } 523 524 ret = avs_fw_manifest_offset(&stripped_fw); 525 if (ret < 0) 526 return ret; 527 man = (struct avs_fw_manifest *)(stripped_fw.data + ret); 528 529 /* Don't load anything that's already in DSP memory. */ 530 for (j = 0; j < id; j++) 531 if (!strncmp(adev->lib_names[j], man->name, AVS_LIB_NAME_SIZE)) 532 goto next_lib; 533 534 ret = avs_dsp_op(adev, load_lib, &stripped_fw, id); 535 if (ret) 536 return ret; 537 538 strncpy(adev->lib_names[id], man->name, AVS_LIB_NAME_SIZE); 539 id++; 540next_lib: 541 i++; 542 } 543 544 return start == id ? 1 : 0; 545} 546 547static int avs_dsp_load_basefw(struct avs_dev *adev) 548{ 549 const struct avs_fw_version *min_req; 550 const struct avs_spec *const spec = adev->spec; 551 const struct firmware *fw; 552 struct firmware stripped_fw; 553 char *filename; 554 int ret; 555 556 filename = kasprintf(GFP_KERNEL, "%s/%s/%s", AVS_ROOT_DIR, spec->name, AVS_BASEFW_FILENAME); 557 if (!filename) 558 return -ENOMEM; 559 560 ret = avs_request_firmware(adev, &fw, filename); 561 kfree(filename); 562 if (ret < 0) { 563 dev_err(adev->dev, "request firmware failed: %d\n", ret); 564 return ret; 565 } 566 567 stripped_fw = *fw; 568 min_req = &adev->spec->min_fw_version; 569 570 ret = avs_fw_manifest_strip_verify(adev, &stripped_fw, min_req); 571 if (ret < 0) { 572 dev_err(adev->dev, "invalid firmware data: %d\n", ret); 573 goto release_fw; 574 } 575 576 ret = avs_dsp_op(adev, load_basefw, &stripped_fw); 577 if (ret < 0) { 578 dev_err(adev->dev, "basefw load failed: %d\n", ret); 579 goto release_fw; 580 } 581 582 ret = wait_for_completion_timeout(&adev->fw_ready, 583 msecs_to_jiffies(AVS_FW_INIT_TIMEOUT_MS)); 584 if (!ret) { 585 dev_err(adev->dev, "firmware ready timeout\n"); 586 avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 587 ret = -ETIMEDOUT; 588 goto release_fw; 589 } 590 591 return 0; 592 593release_fw: 594 avs_release_last_firmware(adev); 595 return ret; 596} 597 598int avs_dsp_boot_firmware(struct avs_dev *adev, bool purge) 599{ 600 struct avs_soc_component *acomp; 601 int ret, i; 602 603 /* Forgo full boot if flash from IMR succeeds. */ 604 if (!purge && avs_platattr_test(adev, IMR)) { 605 ret = avs_imr_load_basefw(adev); 606 if (!ret) 607 return 0; 608 609 dev_dbg(adev->dev, "firmware flash from imr failed: %d\n", ret); 610 } 611 612 /* Full boot, clear cached data except for basefw (slot 0). */ 613 for (i = 1; i < adev->fw_cfg.max_libs_count; i++) 614 memset(adev->lib_names[i], 0, AVS_LIB_NAME_SIZE); 615 616 avs_hda_power_gating_enable(adev, false); 617 avs_hda_clock_gating_enable(adev, false); 618 avs_hda_l1sen_enable(adev, false); 619 620 ret = avs_dsp_load_basefw(adev); 621 if (ret) 622 goto reenable_gating; 623 624 mutex_lock(&adev->comp_list_mutex); 625 list_for_each_entry(acomp, &adev->comp_list, node) { 626 struct avs_tplg *tplg = acomp->tplg; 627 628 ret = avs_dsp_load_libraries(adev, tplg->libs, tplg->num_libs); 629 if (ret < 0) 630 break; 631 } 632 mutex_unlock(&adev->comp_list_mutex); 633 634reenable_gating: 635 avs_hda_l1sen_enable(adev, true); 636 avs_hda_clock_gating_enable(adev, true); 637 avs_hda_power_gating_enable(adev, true); 638 639 if (ret < 0) 640 return ret; 641 642 /* With all code loaded, refresh module information. */ 643 ret = avs_module_info_init(adev, true); 644 if (ret) { 645 dev_err(adev->dev, "init module info failed: %d\n", ret); 646 return ret; 647 } 648 649 return 0; 650} 651 652int avs_dsp_first_boot_firmware(struct avs_dev *adev) 653{ 654 int ret, i; 655 656 if (avs_platattr_test(adev, CLDMA)) { 657 ret = hda_cldma_init(&code_loader, &adev->base.core, 658 adev->dsp_ba, AVS_CL_DEFAULT_BUFFER_SIZE); 659 if (ret < 0) { 660 dev_err(adev->dev, "cldma init failed: %d\n", ret); 661 return ret; 662 } 663 } 664 665 ret = avs_dsp_core_disable(adev, AVS_MAIN_CORE_MASK); 666 if (ret < 0) 667 return ret; 668 669 ret = avs_dsp_boot_firmware(adev, true); 670 if (ret < 0) { 671 dev_err(adev->dev, "firmware boot failed: %d\n", ret); 672 return ret; 673 } 674 675 ret = avs_ipc_get_hw_config(adev, &adev->hw_cfg); 676 if (ret) { 677 dev_err(adev->dev, "get hw cfg failed: %d\n", ret); 678 return AVS_IPC_RET(ret); 679 } 680 681 ret = avs_ipc_get_fw_config(adev, &adev->fw_cfg); 682 if (ret) { 683 dev_err(adev->dev, "get fw cfg failed: %d\n", ret); 684 return AVS_IPC_RET(ret); 685 } 686 687 adev->core_refs = devm_kcalloc(adev->dev, adev->hw_cfg.dsp_cores, 688 sizeof(*adev->core_refs), GFP_KERNEL); 689 adev->lib_names = devm_kcalloc(adev->dev, adev->fw_cfg.max_libs_count, 690 sizeof(*adev->lib_names), GFP_KERNEL); 691 if (!adev->core_refs || !adev->lib_names) 692 return -ENOMEM; 693 694 for (i = 0; i < adev->fw_cfg.max_libs_count; i++) { 695 adev->lib_names[i] = devm_kzalloc(adev->dev, AVS_LIB_NAME_SIZE, GFP_KERNEL); 696 if (!adev->lib_names[i]) 697 return -ENOMEM; 698 } 699 700 /* basefw always occupies slot 0 */ 701 strcpy(&adev->lib_names[0][0], "BASEFW"); 702 703 ida_init(&adev->ppl_ida); 704 705 return 0; 706} 707