1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2 // 3 // This file is provided under a dual BSD/GPLv2 license. When using or 4 // redistributing this file, you may do so under either license. 5 // 6 // Copyright(c) 2018 Intel Corporation. All rights reserved. 7 // 8 // Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 // Ranjani Sridharan <ranjani.sridharan@linux.intel.com> 10 // Rander Wang <rander.wang@intel.com> 11 // Keyon Jie <yang.jie@linux.intel.com> 12 // 13 14 /* 15 * Hardware interface for HDA DSP code loader 16 */ 17 18 #include <linux/firmware.h> 19 #include <sound/hdaudio_ext.h> 20 #include <sound/hda_register.h> 21 #include <sound/sof.h> 22 #include <sound/sof/ipc4/header.h> 23 #include "ext_manifest.h" 24 #include "../ipc4-priv.h" 25 #include "../ops.h" 26 #include "../sof-priv.h" 27 #include "hda.h" 28 29 static void hda_ssp_set_cbp_cfp(struct snd_sof_dev *sdev) 30 { 31 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 32 const struct sof_intel_dsp_desc *chip = hda->desc; 33 int i; 34 35 /* DSP is powered up, set all SSPs to clock consumer/codec provider mode */ 36 for (i = 0; i < chip->ssp_count; i++) { 37 snd_sof_dsp_update_bits_unlocked(sdev, HDA_DSP_BAR, 38 chip->ssp_base_offset 39 + i * SSP_DEV_MEM_SIZE 40 + SSP_SSC1_OFFSET, 41 SSP_SET_CBP_CFP, 42 SSP_SET_CBP_CFP); 43 } 44 } 45 46 struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned int format, 47 unsigned int size, struct snd_dma_buffer *dmab, 48 int direction) 49 { 50 struct hdac_ext_stream *hext_stream; 51 struct hdac_stream *hstream; 52 struct pci_dev *pci = to_pci_dev(sdev->dev); 53 int ret; 54 55 hext_stream = hda_dsp_stream_get(sdev, direction, 0); 56 57 if (!hext_stream) { 58 dev_err(sdev->dev, "error: no stream available\n"); 59 return ERR_PTR(-ENODEV); 60 } 61 hstream = &hext_stream->hstream; 62 hstream->substream = NULL; 63 64 /* allocate DMA buffer */ 65 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, &pci->dev, size, dmab); 66 if (ret < 0) { 67 dev_err(sdev->dev, "error: memory alloc failed: %d\n", ret); 68 goto out_put; 69 } 70 71 hstream->period_bytes = 0;/* initialize period_bytes */ 72 hstream->format_val = format; 73 hstream->bufsize = size; 74 75 if (direction == SNDRV_PCM_STREAM_CAPTURE) { 76 ret = hda_dsp_iccmax_stream_hw_params(sdev, hext_stream, dmab, NULL); 77 if (ret < 0) { 78 dev_err(sdev->dev, "error: iccmax stream prepare failed: %d\n", ret); 79 goto out_free; 80 } 81 } else { 82 ret = hda_dsp_stream_hw_params(sdev, hext_stream, dmab, NULL); 83 if (ret < 0) { 84 dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret); 85 goto out_free; 86 } 87 hda_dsp_stream_spib_config(sdev, hext_stream, HDA_DSP_SPIB_ENABLE, size); 88 } 89 90 return hext_stream; 91 92 out_free: 93 snd_dma_free_pages(dmab); 94 out_put: 95 hda_dsp_stream_put(sdev, direction, hstream->stream_tag); 96 return ERR_PTR(ret); 97 } 98 99 /* 100 * first boot sequence has some extra steps. 101 * power on all host managed cores and only unstall/run the boot core to boot the 102 * DSP then turn off all non boot cores (if any) is powered on. 103 */ 104 int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot) 105 { 106 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 107 const struct sof_intel_dsp_desc *chip = hda->desc; 108 unsigned int status, target_status; 109 u32 flags, ipc_hdr, j; 110 unsigned long mask; 111 char *dump_msg; 112 int ret; 113 114 /* step 1: power up corex */ 115 ret = hda_dsp_core_power_up(sdev, chip->host_managed_cores_mask); 116 if (ret < 0) { 117 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 118 dev_err(sdev->dev, "error: dsp core 0/1 power up failed\n"); 119 goto err; 120 } 121 122 hda_ssp_set_cbp_cfp(sdev); 123 124 /* step 2: Send ROM_CONTROL command (stream_tag is ignored for IMR boot) */ 125 ipc_hdr = chip->ipc_req_mask | HDA_DSP_ROM_IPC_CONTROL; 126 if (!imr_boot) 127 ipc_hdr |= HDA_DSP_ROM_IPC_PURGE_FW | ((stream_tag - 1) << 9); 128 129 snd_sof_dsp_write(sdev, HDA_DSP_BAR, chip->ipc_req, ipc_hdr); 130 131 /* step 3: unset core 0 reset state & unstall/run core 0 */ 132 ret = hda_dsp_core_run(sdev, chip->init_core_mask); 133 if (ret < 0) { 134 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 135 dev_err(sdev->dev, 136 "error: dsp core start failed %d\n", ret); 137 ret = -EIO; 138 goto err; 139 } 140 141 /* step 4: wait for IPC DONE bit from ROM */ 142 ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, 143 chip->ipc_ack, status, 144 ((status & chip->ipc_ack_mask) 145 == chip->ipc_ack_mask), 146 HDA_DSP_REG_POLL_INTERVAL_US, 147 HDA_DSP_INIT_TIMEOUT_US); 148 149 if (ret < 0) { 150 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 151 dev_err(sdev->dev, 152 "error: %s: timeout for HIPCIE done\n", 153 __func__); 154 goto err; 155 } 156 157 /* set DONE bit to clear the reply IPC message */ 158 snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, 159 chip->ipc_ack, 160 chip->ipc_ack_mask, 161 chip->ipc_ack_mask); 162 163 /* step 5: power down cores that are no longer needed */ 164 ret = hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask & 165 ~(chip->init_core_mask)); 166 if (ret < 0) { 167 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 168 dev_err(sdev->dev, 169 "error: dsp core x power down failed\n"); 170 goto err; 171 } 172 173 /* step 6: enable IPC interrupts */ 174 hda_dsp_ipc_int_enable(sdev); 175 176 /* 177 * step 7: 178 * - Cold/Full boot: wait for ROM init to proceed to download the firmware 179 * - IMR boot: wait for ROM firmware entered (firmware booted up from IMR) 180 */ 181 if (imr_boot) 182 target_status = FSR_STATE_FW_ENTERED; 183 else 184 target_status = FSR_STATE_INIT_DONE; 185 186 ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, 187 chip->rom_status_reg, status, 188 (FSR_TO_STATE_CODE(status) == target_status), 189 HDA_DSP_REG_POLL_INTERVAL_US, 190 chip->rom_init_timeout * 191 USEC_PER_MSEC); 192 if (!ret) { 193 /* set enabled cores mask and increment ref count for cores in init_core_mask */ 194 sdev->enabled_cores_mask |= chip->init_core_mask; 195 mask = sdev->enabled_cores_mask; 196 for_each_set_bit(j, &mask, SOF_MAX_DSP_NUM_CORES) 197 sdev->dsp_core_ref_count[j]++; 198 return 0; 199 } 200 201 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 202 dev_err(sdev->dev, 203 "%s: timeout with rom_status_reg (%#x) read\n", 204 __func__, chip->rom_status_reg); 205 206 err: 207 flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX | SOF_DBG_DUMP_OPTIONAL; 208 209 /* after max boot attempts make sure that the dump is printed */ 210 if (hda->boot_iteration == HDA_FW_BOOT_ATTEMPTS) 211 flags &= ~SOF_DBG_DUMP_OPTIONAL; 212 213 dump_msg = kasprintf(GFP_KERNEL, "Boot iteration failed: %d/%d", 214 hda->boot_iteration, HDA_FW_BOOT_ATTEMPTS); 215 snd_sof_dsp_dbg_dump(sdev, dump_msg, flags); 216 hda_dsp_core_reset_power_down(sdev, chip->host_managed_cores_mask); 217 218 kfree(dump_msg); 219 return ret; 220 } 221 222 static int cl_trigger(struct snd_sof_dev *sdev, 223 struct hdac_ext_stream *hext_stream, int cmd) 224 { 225 struct hdac_stream *hstream = &hext_stream->hstream; 226 int sd_offset = SOF_STREAM_SD_OFFSET(hstream); 227 228 /* code loader is special case that reuses stream ops */ 229 switch (cmd) { 230 case SNDRV_PCM_TRIGGER_START: 231 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, 232 1 << hstream->index, 233 1 << hstream->index); 234 235 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, 236 sd_offset, 237 SOF_HDA_SD_CTL_DMA_START | 238 SOF_HDA_CL_DMA_SD_INT_MASK, 239 SOF_HDA_SD_CTL_DMA_START | 240 SOF_HDA_CL_DMA_SD_INT_MASK); 241 242 hstream->running = true; 243 return 0; 244 default: 245 return hda_dsp_stream_trigger(sdev, hext_stream, cmd); 246 } 247 } 248 249 int hda_cl_cleanup(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab, 250 struct hdac_ext_stream *hext_stream) 251 { 252 struct hdac_stream *hstream = &hext_stream->hstream; 253 int sd_offset = SOF_STREAM_SD_OFFSET(hstream); 254 int ret = 0; 255 256 if (hstream->direction == SNDRV_PCM_STREAM_PLAYBACK) 257 ret = hda_dsp_stream_spib_config(sdev, hext_stream, HDA_DSP_SPIB_DISABLE, 0); 258 else 259 snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, sd_offset, 260 SOF_HDA_SD_CTL_DMA_START, 0); 261 262 hda_dsp_stream_put(sdev, hstream->direction, hstream->stream_tag); 263 hstream->running = 0; 264 hstream->substream = NULL; 265 266 /* reset BDL address */ 267 snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, 268 sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPL, 0); 269 snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, 270 sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU, 0); 271 272 snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, sd_offset, 0); 273 snd_dma_free_pages(dmab); 274 dmab->area = NULL; 275 hstream->bufsize = 0; 276 hstream->format_val = 0; 277 278 return ret; 279 } 280 281 int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream) 282 { 283 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 284 const struct sof_intel_dsp_desc *chip = hda->desc; 285 unsigned int reg; 286 int ret, status; 287 288 ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_START); 289 if (ret < 0) { 290 dev_err(sdev->dev, "error: DMA trigger start failed\n"); 291 return ret; 292 } 293 294 status = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, 295 chip->rom_status_reg, reg, 296 (FSR_TO_STATE_CODE(reg) == FSR_STATE_FW_ENTERED), 297 HDA_DSP_REG_POLL_INTERVAL_US, 298 HDA_DSP_BASEFW_TIMEOUT_US); 299 300 /* 301 * even in case of errors we still need to stop the DMAs, 302 * but we return the initial error should the DMA stop also fail 303 */ 304 305 if (status < 0) { 306 dev_err(sdev->dev, 307 "%s: timeout with rom_status_reg (%#x) read\n", 308 __func__, chip->rom_status_reg); 309 } 310 311 ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_STOP); 312 if (ret < 0) { 313 dev_err(sdev->dev, "error: DMA trigger stop failed\n"); 314 if (!status) 315 status = ret; 316 } 317 318 return status; 319 } 320 321 int hda_dsp_cl_boot_firmware_iccmax(struct snd_sof_dev *sdev) 322 { 323 struct hdac_ext_stream *iccmax_stream; 324 struct hdac_bus *bus = sof_to_bus(sdev); 325 struct firmware stripped_firmware; 326 struct snd_dma_buffer dmab_bdl; 327 int ret, ret1; 328 u8 original_gb; 329 330 /* save the original LTRP guardband value */ 331 original_gb = snd_hdac_chip_readb(bus, VS_LTRP) & HDA_VS_INTEL_LTRP_GB_MASK; 332 333 if (sdev->basefw.fw->size <= sdev->basefw.payload_offset) { 334 dev_err(sdev->dev, "error: firmware size must be greater than firmware offset\n"); 335 return -EINVAL; 336 } 337 338 stripped_firmware.size = sdev->basefw.fw->size - sdev->basefw.payload_offset; 339 340 /* prepare capture stream for ICCMAX */ 341 iccmax_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, stripped_firmware.size, 342 &dmab_bdl, SNDRV_PCM_STREAM_CAPTURE); 343 if (IS_ERR(iccmax_stream)) { 344 dev_err(sdev->dev, "error: dma prepare for ICCMAX stream failed\n"); 345 return PTR_ERR(iccmax_stream); 346 } 347 348 ret = hda_dsp_cl_boot_firmware(sdev); 349 350 /* 351 * Perform iccmax stream cleanup. This should be done even if firmware loading fails. 352 * If the cleanup also fails, we return the initial error 353 */ 354 ret1 = hda_cl_cleanup(sdev, &dmab_bdl, iccmax_stream); 355 if (ret1 < 0) { 356 dev_err(sdev->dev, "error: ICCMAX stream cleanup failed\n"); 357 358 /* set return value to indicate cleanup failure */ 359 if (!ret) 360 ret = ret1; 361 } 362 363 /* restore the original guardband value after FW boot */ 364 snd_hdac_chip_updateb(bus, VS_LTRP, HDA_VS_INTEL_LTRP_GB_MASK, original_gb); 365 366 return ret; 367 } 368 369 static int hda_dsp_boot_imr(struct snd_sof_dev *sdev) 370 { 371 const struct sof_intel_dsp_desc *chip_info; 372 int ret; 373 374 chip_info = get_chip_info(sdev->pdata); 375 if (chip_info->cl_init) 376 ret = chip_info->cl_init(sdev, 0, true); 377 else 378 ret = -EINVAL; 379 380 if (!ret) 381 hda_sdw_process_wakeen(sdev); 382 383 return ret; 384 } 385 386 int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev) 387 { 388 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 389 struct snd_sof_pdata *plat_data = sdev->pdata; 390 const struct sof_dev_desc *desc = plat_data->desc; 391 const struct sof_intel_dsp_desc *chip_info; 392 struct hdac_ext_stream *hext_stream; 393 struct firmware stripped_firmware; 394 struct snd_dma_buffer dmab; 395 int ret, ret1, i; 396 397 if (hda->imrboot_supported && !sdev->first_boot && !hda->skip_imr_boot) { 398 dev_dbg(sdev->dev, "IMR restore supported, booting from IMR directly\n"); 399 hda->boot_iteration = 0; 400 ret = hda_dsp_boot_imr(sdev); 401 if (!ret) { 402 hda->booted_from_imr = true; 403 return 0; 404 } 405 406 dev_warn(sdev->dev, "IMR restore failed, trying to cold boot\n"); 407 } 408 409 hda->booted_from_imr = false; 410 411 chip_info = desc->chip_info; 412 413 if (sdev->basefw.fw->size <= sdev->basefw.payload_offset) { 414 dev_err(sdev->dev, "error: firmware size must be greater than firmware offset\n"); 415 return -EINVAL; 416 } 417 418 stripped_firmware.data = sdev->basefw.fw->data + sdev->basefw.payload_offset; 419 stripped_firmware.size = sdev->basefw.fw->size - sdev->basefw.payload_offset; 420 421 /* init for booting wait */ 422 init_waitqueue_head(&sdev->boot_wait); 423 424 /* prepare DMA for code loader stream */ 425 hext_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, 426 stripped_firmware.size, 427 &dmab, SNDRV_PCM_STREAM_PLAYBACK); 428 if (IS_ERR(hext_stream)) { 429 dev_err(sdev->dev, "error: dma prepare for fw loading failed\n"); 430 return PTR_ERR(hext_stream); 431 } 432 433 memcpy(dmab.area, stripped_firmware.data, 434 stripped_firmware.size); 435 436 /* try ROM init a few times before giving up */ 437 for (i = 0; i < HDA_FW_BOOT_ATTEMPTS; i++) { 438 dev_dbg(sdev->dev, 439 "Attempting iteration %d of Core En/ROM load...\n", i); 440 441 hda->boot_iteration = i + 1; 442 if (chip_info->cl_init) 443 ret = chip_info->cl_init(sdev, hext_stream->hstream.stream_tag, false); 444 else 445 ret = -EINVAL; 446 447 /* don't retry anymore if successful */ 448 if (!ret) 449 break; 450 } 451 452 if (i == HDA_FW_BOOT_ATTEMPTS) { 453 dev_err(sdev->dev, "error: dsp init failed after %d attempts with err: %d\n", 454 i, ret); 455 goto cleanup; 456 } 457 458 /* 459 * When a SoundWire link is in clock stop state, a Slave 460 * device may trigger in-band wakes for events such as jack 461 * insertion or acoustic event detection. This event will lead 462 * to a WAKEEN interrupt, handled by the PCI device and routed 463 * to PME if the PCI device is in D3. The resume function in 464 * audio PCI driver will be invoked by ACPI for PME event and 465 * initialize the device and process WAKEEN interrupt. 466 * 467 * The WAKEEN interrupt should be processed ASAP to prevent an 468 * interrupt flood, otherwise other interrupts, such IPC, 469 * cannot work normally. The WAKEEN is handled after the ROM 470 * is initialized successfully, which ensures power rails are 471 * enabled before accessing the SoundWire SHIM registers 472 */ 473 if (!sdev->first_boot) 474 hda_sdw_process_wakeen(sdev); 475 476 /* 477 * Set the boot_iteration to the last attempt, indicating that the 478 * DSP ROM has been initialized and from this point there will be no 479 * retry done to boot. 480 * 481 * Continue with code loading and firmware boot 482 */ 483 hda->boot_iteration = HDA_FW_BOOT_ATTEMPTS; 484 ret = hda_cl_copy_fw(sdev, hext_stream); 485 if (!ret) { 486 dev_dbg(sdev->dev, "Firmware download successful, booting...\n"); 487 hda->skip_imr_boot = false; 488 } else { 489 snd_sof_dsp_dbg_dump(sdev, "Firmware download failed", 490 SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX); 491 hda->skip_imr_boot = true; 492 } 493 494 cleanup: 495 /* 496 * Perform codeloader stream cleanup. 497 * This should be done even if firmware loading fails. 498 * If the cleanup also fails, we return the initial error 499 */ 500 ret1 = hda_cl_cleanup(sdev, &dmab, hext_stream); 501 if (ret1 < 0) { 502 dev_err(sdev->dev, "error: Code loader DSP cleanup failed\n"); 503 504 /* set return value to indicate cleanup failure */ 505 if (!ret) 506 ret = ret1; 507 } 508 509 /* 510 * return primary core id if both fw copy 511 * and stream clean up are successful 512 */ 513 if (!ret) 514 return chip_info->init_core_mask; 515 516 /* disable DSP */ 517 snd_sof_dsp_update_bits(sdev, HDA_DSP_PP_BAR, 518 SOF_HDA_REG_PP_PPCTL, 519 SOF_HDA_PPCTL_GPROCEN, 0); 520 return ret; 521 } 522 523 int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev, 524 struct sof_ipc4_fw_library *fw_lib, bool reload) 525 { 526 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 527 struct hdac_ext_stream *hext_stream; 528 struct firmware stripped_firmware; 529 struct sof_ipc4_msg msg = {}; 530 struct snd_dma_buffer dmab; 531 int ret, ret1; 532 533 /* IMR booting will restore the libraries as well, skip the loading */ 534 if (reload && hda->booted_from_imr) 535 return 0; 536 537 /* the fw_lib has been verified during loading, we can trust the validity here */ 538 stripped_firmware.data = fw_lib->sof_fw.fw->data + fw_lib->sof_fw.payload_offset; 539 stripped_firmware.size = fw_lib->sof_fw.fw->size - fw_lib->sof_fw.payload_offset; 540 541 /* prepare DMA for code loader stream */ 542 hext_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, 543 stripped_firmware.size, 544 &dmab, SNDRV_PCM_STREAM_PLAYBACK); 545 if (IS_ERR(hext_stream)) { 546 dev_err(sdev->dev, "%s: DMA prepare failed\n", __func__); 547 return PTR_ERR(hext_stream); 548 } 549 550 memcpy(dmab.area, stripped_firmware.data, stripped_firmware.size); 551 552 msg.primary = hext_stream->hstream.stream_tag - 1; 553 msg.primary |= SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_LOAD_LIBRARY); 554 msg.primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST); 555 msg.primary |= SOF_IPC4_MSG_TARGET(SOF_IPC4_FW_GEN_MSG); 556 msg.primary |= SOF_IPC4_GLB_LOAD_LIBRARY_LIB_ID(fw_lib->id); 557 558 ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_START); 559 if (ret < 0) { 560 dev_err(sdev->dev, "%s: DMA trigger start failed\n", __func__); 561 goto cleanup; 562 } 563 564 ret = sof_ipc_tx_message(sdev->ipc, &msg, 0, NULL, 0); 565 566 ret1 = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_STOP); 567 if (ret1 < 0) { 568 dev_err(sdev->dev, "%s: DMA trigger stop failed\n", __func__); 569 if (!ret) 570 ret = ret1; 571 } 572 573 cleanup: 574 /* clean up even in case of error and return the first error */ 575 ret1 = hda_cl_cleanup(sdev, &dmab, hext_stream); 576 if (ret1 < 0) { 577 dev_err(sdev->dev, "%s: Code loader DSP cleanup failed\n", __func__); 578 579 /* set return value to indicate cleanup failure */ 580 if (!ret) 581 ret = ret1; 582 } 583 584 return ret; 585 } 586 587 /* pre fw run operations */ 588 int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev) 589 { 590 /* disable clock gating and power gating */ 591 return hda_dsp_ctrl_clock_power_gating(sdev, false); 592 } 593 594 /* post fw run operations */ 595 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev) 596 { 597 int ret; 598 599 if (sdev->first_boot) { 600 struct sof_intel_hda_dev *hdev = sdev->pdata->hw_pdata; 601 602 ret = hda_sdw_startup(sdev); 603 if (ret < 0) { 604 dev_err(sdev->dev, 605 "error: could not startup SoundWire links\n"); 606 return ret; 607 } 608 609 /* Check if IMR boot is usable */ 610 if (!sof_debug_check_flag(SOF_DBG_IGNORE_D3_PERSISTENT) && 611 (sdev->fw_ready.flags & SOF_IPC_INFO_D3_PERSISTENT || 612 sdev->pdata->ipc_type == SOF_INTEL_IPC4)) 613 hdev->imrboot_supported = true; 614 } 615 616 hda_sdw_int_enable(sdev, true); 617 618 /* re-enable clock gating and power gating */ 619 return hda_dsp_ctrl_clock_power_gating(sdev, true); 620 } 621 622 int hda_dsp_ext_man_get_cavs_config_data(struct snd_sof_dev *sdev, 623 const struct sof_ext_man_elem_header *hdr) 624 { 625 const struct sof_ext_man_cavs_config_data *config_data = 626 container_of(hdr, struct sof_ext_man_cavs_config_data, hdr); 627 struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; 628 int i, elem_num; 629 630 /* calculate total number of config data elements */ 631 elem_num = (hdr->size - sizeof(struct sof_ext_man_elem_header)) 632 / sizeof(struct sof_config_elem); 633 if (elem_num <= 0) { 634 dev_err(sdev->dev, "cavs config data is inconsistent: %d\n", elem_num); 635 return -EINVAL; 636 } 637 638 for (i = 0; i < elem_num; i++) 639 switch (config_data->elems[i].token) { 640 case SOF_EXT_MAN_CAVS_CONFIG_EMPTY: 641 /* skip empty token */ 642 break; 643 case SOF_EXT_MAN_CAVS_CONFIG_CAVS_LPRO: 644 hda->clk_config_lpro = config_data->elems[i].value; 645 dev_dbg(sdev->dev, "FW clock config: %s\n", 646 hda->clk_config_lpro ? "LPRO" : "HPRO"); 647 break; 648 case SOF_EXT_MAN_CAVS_CONFIG_OUTBOX_SIZE: 649 case SOF_EXT_MAN_CAVS_CONFIG_INBOX_SIZE: 650 /* These elements are defined but not being used yet. No warn is required */ 651 break; 652 default: 653 dev_info(sdev->dev, "unsupported token type: %d\n", 654 config_data->elems[i].token); 655 } 656 657 return 0; 658 } 659