drivers/remoteproc/qcom_q6v5_pas.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Qualcomm ADSP/SLPI Peripheral Image Loader for MSM8974 and MSM8996
   4  *
   5  * Copyright (C) 2016 Linaro Ltd
   6  * Copyright (C) 2014 Sony Mobile Communications AB
   7  * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
   8  */
   9
  10 #include <linux/clk.h>
  11 #include <linux/delay.h>
  12 #include <linux/firmware.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/kernel.h>
  15 #include <linux/module.h>
  16 #include <linux/of.h>
  17 #include <linux/of_address.h>
  18 #include <linux/of_reserved_mem.h>
  19 #include <linux/platform_device.h>
  20 #include <linux/pm_domain.h>
  21 #include <linux/pm_runtime.h>
  22 #include <linux/firmware/qcom/qcom_scm.h>
  23 #include <linux/regulator/consumer.h>
  24 #include <linux/remoteproc.h>
  25 #include <linux/soc/qcom/mdt_loader.h>
  26 #include <linux/soc/qcom/smem.h>
  27 #include <linux/soc/qcom/smem_state.h>
  28
  29 #include "qcom_common.h"
  30 #include "qcom_pil_info.h"
  31 #include "qcom_q6v5.h"
  32 #include "remoteproc_internal.h"
  33
  34 #define ADSP_DECRYPT_SHUTDOWN_DELAY_MS  100
  35
  36 struct adsp_data {
  37         int crash_reason_smem;
  38         const char *firmware_name;
  39         const char *dtb_firmware_name;
  40         int pas_id;
  41         int dtb_pas_id;
  42         unsigned int minidump_id;
  43         bool auto_boot;
  44         bool decrypt_shutdown;
  45
  46         char **proxy_pd_names;
  47
  48         const char *load_state;
  49         const char *ssr_name;
  50         const char *sysmon_name;
  51         int ssctl_id;
  52
  53         int region_assign_idx;
  54 };
  55
  56 struct qcom_adsp {
  57         struct device *dev;
  58         struct rproc *rproc;
  59
  60         struct qcom_q6v5 q6v5;
  61
  62         struct clk *xo;
  63         struct clk *aggre2_clk;
  64
  65         struct regulator *cx_supply;
  66         struct regulator *px_supply;
  67
  68         struct device *proxy_pds[3];
  69
  70         int proxy_pd_count;
  71
  72         const char *dtb_firmware_name;
  73         int pas_id;
  74         int dtb_pas_id;
  75         unsigned int minidump_id;
  76         int crash_reason_smem;
  77         bool decrypt_shutdown;
  78         const char *info_name;
  79
  80         const struct firmware *firmware;
  81         const struct firmware *dtb_firmware;
  82
  83         struct completion start_done;
  84         struct completion stop_done;
  85
  86         phys_addr_t mem_phys;
  87         phys_addr_t dtb_mem_phys;
  88         phys_addr_t mem_reloc;
  89         phys_addr_t dtb_mem_reloc;
  90         phys_addr_t region_assign_phys;
  91         void *mem_region;
  92         void *dtb_mem_region;
  93         size_t mem_size;
  94         size_t dtb_mem_size;
  95         size_t region_assign_size;
  96
  97         int region_assign_idx;
  98         u64 region_assign_perms;
  99
 100         struct qcom_rproc_glink glink_subdev;
 101         struct qcom_rproc_subdev smd_subdev;
 102         struct qcom_rproc_ssr ssr_subdev;
 103         struct qcom_sysmon *sysmon;
 104
 105         struct qcom_scm_pas_metadata pas_metadata;
 106         struct qcom_scm_pas_metadata dtb_pas_metadata;
 107 };
 108
 109 static void adsp_segment_dump(struct rproc *rproc, struct rproc_dump_segment *segment,
 110                        void *dest, size_t offset, size_t size)
 111 {
 112         struct qcom_adsp *adsp = rproc->priv;
 113         int total_offset;
 114
 115         total_offset = segment->da + segment->offset + offset - adsp->mem_phys;
 116         if (total_offset < 0 || total_offset + size > adsp->mem_size) {
 117                 dev_err(adsp->dev,
 118                         "invalid copy request for segment %pad with offset %zu and size %zu)\n",
 119                         &segment->da, offset, size);
 120                 memset(dest, 0xff, size);
 121                 return;
 122         }
 123
 124         memcpy_fromio(dest, adsp->mem_region + total_offset, size);
 125 }
 126
 127 static void adsp_minidump(struct rproc *rproc)
 128 {
 129         struct qcom_adsp *adsp = rproc->priv;
 130
 131         if (rproc->dump_conf == RPROC_COREDUMP_DISABLED)
 132                 return;
 133
 134         qcom_minidump(rproc, adsp->minidump_id, adsp_segment_dump);
 135 }
 136
 137 static int adsp_pds_enable(struct qcom_adsp *adsp, struct device **pds,
 138                            size_t pd_count)
 139 {
 140         int ret;
 141         int i;
 142
 143         for (i = 0; i < pd_count; i++) {
 144                 dev_pm_genpd_set_performance_state(pds[i], INT_MAX);
 145                 ret = pm_runtime_get_sync(pds[i]);
 146                 if (ret < 0) {
 147                         pm_runtime_put_noidle(pds[i]);
 148                         dev_pm_genpd_set_performance_state(pds[i], 0);
 149                         goto unroll_pd_votes;
 150                 }
 151         }
 152
 153         return 0;
 154
 155 unroll_pd_votes:
 156         for (i--; i >= 0; i--) {
 157                 dev_pm_genpd_set_performance_state(pds[i], 0);
 158                 pm_runtime_put(pds[i]);
 159         }
 160
 161         return ret;
 162 };
 163
 164 static void adsp_pds_disable(struct qcom_adsp *adsp, struct device **pds,
 165                              size_t pd_count)
 166 {
 167         int i;
 168
 169         for (i = 0; i < pd_count; i++) {
 170                 dev_pm_genpd_set_performance_state(pds[i], 0);
 171                 pm_runtime_put(pds[i]);
 172         }
 173 }
 174
 175 static int adsp_shutdown_poll_decrypt(struct qcom_adsp *adsp)
 176 {
 177         unsigned int retry_num = 50;
 178         int ret;
 179
 180         do {
 181                 msleep(ADSP_DECRYPT_SHUTDOWN_DELAY_MS);
 182                 ret = qcom_scm_pas_shutdown(adsp->pas_id);
 183         } while (ret == -EINVAL && --retry_num);
 184
 185         return ret;
 186 }
 187
 188 static int adsp_unprepare(struct rproc *rproc)
 189 {
 190         struct qcom_adsp *adsp = rproc->priv;
 191
 192         /*
 193          * adsp_load() did pass pas_metadata to the SCM driver for storing
 194          * metadata context. It might have been released already if
 195          * auth_and_reset() was successful, but in other cases clean it up
 196          * here.
 197          */
 198         qcom_scm_pas_metadata_release(&adsp->pas_metadata);
 199         if (adsp->dtb_pas_id)
 200                 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
 201
 202         return 0;
 203 }
 204
 205 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 206 {
 207         struct qcom_adsp *adsp = rproc->priv;
 208         int ret;
 209
 210         /* Store firmware handle to be used in adsp_start() */
 211         adsp->firmware = fw;
 212
 213         if (adsp->dtb_pas_id) {
 214                 ret = request_firmware(&adsp->dtb_firmware, adsp->dtb_firmware_name, adsp->dev);
 215                 if (ret) {
 216                         dev_err(adsp->dev, "request_firmware failed for %s: %d\n",
 217                                 adsp->dtb_firmware_name, ret);
 218                         return ret;
 219                 }
 220
 221                 ret = qcom_mdt_pas_init(adsp->dev, adsp->dtb_firmware, adsp->dtb_firmware_name,
 222                                         adsp->dtb_pas_id, adsp->dtb_mem_phys,
 223                                         &adsp->dtb_pas_metadata);
 224                 if (ret)
 225                         goto release_dtb_firmware;
 226
 227                 ret = qcom_mdt_load_no_init(adsp->dev, adsp->dtb_firmware, adsp->dtb_firmware_name,
 228                                             adsp->dtb_pas_id, adsp->dtb_mem_region,
 229                                             adsp->dtb_mem_phys, adsp->dtb_mem_size,
 230                                             &adsp->dtb_mem_reloc);
 231                 if (ret)
 232                         goto release_dtb_metadata;
 233         }
 234
 235         return 0;
 236
 237 release_dtb_metadata:
 238         qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
 239
 240 release_dtb_firmware:
 241         release_firmware(adsp->dtb_firmware);
 242
 243         return ret;
 244 }
 245
 246 static int adsp_start(struct rproc *rproc)
 247 {
 248         struct qcom_adsp *adsp = rproc->priv;
 249         int ret;
 250
 251         ret = qcom_q6v5_prepare(&adsp->q6v5);
 252         if (ret)
 253                 return ret;
 254
 255         ret = adsp_pds_enable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
 256         if (ret < 0)
 257                 goto disable_irqs;
 258
 259         ret = clk_prepare_enable(adsp->xo);
 260         if (ret)
 261                 goto disable_proxy_pds;
 262
 263         ret = clk_prepare_enable(adsp->aggre2_clk);
 264         if (ret)
 265                 goto disable_xo_clk;
 266
 267         if (adsp->cx_supply) {
 268                 ret = regulator_enable(adsp->cx_supply);
 269                 if (ret)
 270                         goto disable_aggre2_clk;
 271         }
 272
 273         if (adsp->px_supply) {
 274                 ret = regulator_enable(adsp->px_supply);
 275                 if (ret)
 276                         goto disable_cx_supply;
 277         }
 278
 279         if (adsp->dtb_pas_id) {
 280                 ret = qcom_scm_pas_auth_and_reset(adsp->dtb_pas_id);
 281                 if (ret) {
 282                         dev_err(adsp->dev,
 283                                 "failed to authenticate dtb image and release reset\n");
 284                         goto disable_px_supply;
 285                 }
 286         }
 287
 288         ret = qcom_mdt_pas_init(adsp->dev, adsp->firmware, rproc->firmware, adsp->pas_id,
 289                                 adsp->mem_phys, &adsp->pas_metadata);
 290         if (ret)
 291                 goto disable_px_supply;
 292
 293         ret = qcom_mdt_load_no_init(adsp->dev, adsp->firmware, rproc->firmware, adsp->pas_id,
 294                                     adsp->mem_region, adsp->mem_phys, adsp->mem_size,
 295                                     &adsp->mem_reloc);
 296         if (ret)
 297                 goto release_pas_metadata;
 298
 299         qcom_pil_info_store(adsp->info_name, adsp->mem_phys, adsp->mem_size);
 300
 301         ret = qcom_scm_pas_auth_and_reset(adsp->pas_id);
 302         if (ret) {
 303                 dev_err(adsp->dev,
 304                         "failed to authenticate image and release reset\n");
 305                 goto release_pas_metadata;
 306         }
 307
 308         ret = qcom_q6v5_wait_for_start(&adsp->q6v5, msecs_to_jiffies(5000));
 309         if (ret == -ETIMEDOUT) {
 310                 dev_err(adsp->dev, "start timed out\n");
 311                 qcom_scm_pas_shutdown(adsp->pas_id);
 312                 goto release_pas_metadata;
 313         }
 314
 315         qcom_scm_pas_metadata_release(&adsp->pas_metadata);
 316         if (adsp->dtb_pas_id)
 317                 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
 318
 319         /* Remove pointer to the loaded firmware, only valid in adsp_load() & adsp_start() */
 320         adsp->firmware = NULL;
 321
 322         return 0;
 323
 324 release_pas_metadata:
 325         qcom_scm_pas_metadata_release(&adsp->pas_metadata);
 326         if (adsp->dtb_pas_id)
 327                 qcom_scm_pas_metadata_release(&adsp->dtb_pas_metadata);
 328 disable_px_supply:
 329         if (adsp->px_supply)
 330                 regulator_disable(adsp->px_supply);
 331 disable_cx_supply:
 332         if (adsp->cx_supply)
 333                 regulator_disable(adsp->cx_supply);
 334 disable_aggre2_clk:
 335         clk_disable_unprepare(adsp->aggre2_clk);
 336 disable_xo_clk:
 337         clk_disable_unprepare(adsp->xo);
 338 disable_proxy_pds:
 339         adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
 340 disable_irqs:
 341         qcom_q6v5_unprepare(&adsp->q6v5);
 342
 343         /* Remove pointer to the loaded firmware, only valid in adsp_load() & adsp_start() */
 344         adsp->firmware = NULL;
 345
 346         return ret;
 347 }
 348
 349 static void qcom_pas_handover(struct qcom_q6v5 *q6v5)
 350 {
 351         struct qcom_adsp *adsp = container_of(q6v5, struct qcom_adsp, q6v5);
 352
 353         if (adsp->px_supply)
 354                 regulator_disable(adsp->px_supply);
 355         if (adsp->cx_supply)
 356                 regulator_disable(adsp->cx_supply);
 357         clk_disable_unprepare(adsp->aggre2_clk);
 358         clk_disable_unprepare(adsp->xo);
 359         adsp_pds_disable(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
 360 }
 361
 362 static int adsp_stop(struct rproc *rproc)
 363 {
 364         struct qcom_adsp *adsp = rproc->priv;
 365         int handover;
 366         int ret;
 367
 368         ret = qcom_q6v5_request_stop(&adsp->q6v5, adsp->sysmon);
 369         if (ret == -ETIMEDOUT)
 370                 dev_err(adsp->dev, "timed out on wait\n");
 371
 372         ret = qcom_scm_pas_shutdown(adsp->pas_id);
 373         if (ret && adsp->decrypt_shutdown)
 374                 ret = adsp_shutdown_poll_decrypt(adsp);
 375
 376         if (ret)
 377                 dev_err(adsp->dev, "failed to shutdown: %d\n", ret);
 378
 379         if (adsp->dtb_pas_id) {
 380                 ret = qcom_scm_pas_shutdown(adsp->dtb_pas_id);
 381                 if (ret)
 382                         dev_err(adsp->dev, "failed to shutdown dtb: %d\n", ret);
 383         }
 384
 385         handover = qcom_q6v5_unprepare(&adsp->q6v5);
 386         if (handover)
 387                 qcom_pas_handover(&adsp->q6v5);
 388
 389         return ret;
 390 }
 391
 392 static void *adsp_da_to_va(struct rproc *rproc, u64 da, size_t len, bool *is_iomem)
 393 {
 394         struct qcom_adsp *adsp = rproc->priv;
 395         int offset;
 396
 397         offset = da - adsp->mem_reloc;
 398         if (offset < 0 || offset + len > adsp->mem_size)
 399                 return NULL;
 400
 401         if (is_iomem)
 402                 *is_iomem = true;
 403
 404         return adsp->mem_region + offset;
 405 }
 406
 407 static unsigned long adsp_panic(struct rproc *rproc)
 408 {
 409         struct qcom_adsp *adsp = rproc->priv;
 410
 411         return qcom_q6v5_panic(&adsp->q6v5);
 412 }
 413
 414 static const struct rproc_ops adsp_ops = {
 415         .unprepare = adsp_unprepare,
 416         .start = adsp_start,
 417         .stop = adsp_stop,
 418         .da_to_va = adsp_da_to_va,
 419         .parse_fw = qcom_register_dump_segments,
 420         .load = adsp_load,
 421         .panic = adsp_panic,
 422 };
 423
 424 static const struct rproc_ops adsp_minidump_ops = {
 425         .unprepare = adsp_unprepare,
 426         .start = adsp_start,
 427         .stop = adsp_stop,
 428         .da_to_va = adsp_da_to_va,
 429         .parse_fw = qcom_register_dump_segments,
 430         .load = adsp_load,
 431         .panic = adsp_panic,
 432         .coredump = adsp_minidump,
 433 };
 434
 435 static int adsp_init_clock(struct qcom_adsp *adsp)
 436 {
 437         int ret;
 438
 439         adsp->xo = devm_clk_get(adsp->dev, "xo");
 440         if (IS_ERR(adsp->xo)) {
 441                 ret = PTR_ERR(adsp->xo);
 442                 if (ret != -EPROBE_DEFER)
 443                         dev_err(adsp->dev, "failed to get xo clock");
 444                 return ret;
 445         }
 446
 447         adsp->aggre2_clk = devm_clk_get_optional(adsp->dev, "aggre2");
 448         if (IS_ERR(adsp->aggre2_clk)) {
 449                 ret = PTR_ERR(adsp->aggre2_clk);
 450                 if (ret != -EPROBE_DEFER)
 451                         dev_err(adsp->dev,
 452                                 "failed to get aggre2 clock");
 453                 return ret;
 454         }
 455
 456         return 0;
 457 }
 458
 459 static int adsp_init_regulator(struct qcom_adsp *adsp)
 460 {
 461         adsp->cx_supply = devm_regulator_get_optional(adsp->dev, "cx");
 462         if (IS_ERR(adsp->cx_supply)) {
 463                 if (PTR_ERR(adsp->cx_supply) == -ENODEV)
 464                         adsp->cx_supply = NULL;
 465                 else
 466                         return PTR_ERR(adsp->cx_supply);
 467         }
 468
 469         if (adsp->cx_supply)
 470                 regulator_set_load(adsp->cx_supply, 100000);
 471
 472         adsp->px_supply = devm_regulator_get_optional(adsp->dev, "px");
 473         if (IS_ERR(adsp->px_supply)) {
 474                 if (PTR_ERR(adsp->px_supply) == -ENODEV)
 475                         adsp->px_supply = NULL;
 476                 else
 477                         return PTR_ERR(adsp->px_supply);
 478         }
 479
 480         return 0;
 481 }
 482
 483 static int adsp_pds_attach(struct device *dev, struct device **devs,
 484                            char **pd_names)
 485 {
 486         size_t num_pds = 0;
 487         int ret;
 488         int i;
 489
 490         if (!pd_names)
 491                 return 0;
 492
 493         /* Handle single power domain */
 494         if (dev->pm_domain) {
 495                 devs[0] = dev;
 496                 pm_runtime_enable(dev);
 497                 return 1;
 498         }
 499
 500         while (pd_names[num_pds])
 501                 num_pds++;
 502
 503         for (i = 0; i < num_pds; i++) {
 504                 devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]);
 505                 if (IS_ERR_OR_NULL(devs[i])) {
 506                         ret = PTR_ERR(devs[i]) ? : -ENODATA;
 507                         goto unroll_attach;
 508                 }
 509         }
 510
 511         return num_pds;
 512
 513 unroll_attach:
 514         for (i--; i >= 0; i--)
 515                 dev_pm_domain_detach(devs[i], false);
 516
 517         return ret;
 518 };
 519
 520 static void adsp_pds_detach(struct qcom_adsp *adsp, struct device **pds,
 521                             size_t pd_count)
 522 {
 523         struct device *dev = adsp->dev;
 524         int i;
 525
 526         /* Handle single power domain */
 527         if (dev->pm_domain && pd_count) {
 528                 pm_runtime_disable(dev);
 529                 return;
 530         }
 531
 532         for (i = 0; i < pd_count; i++)
 533                 dev_pm_domain_detach(pds[i], false);
 534 }
 535
 536 static int adsp_alloc_memory_region(struct qcom_adsp *adsp)
 537 {
 538         struct reserved_mem *rmem;
 539         struct device_node *node;
 540
 541         node = of_parse_phandle(adsp->dev->of_node, "memory-region", 0);
 542         if (!node) {
 543                 dev_err(adsp->dev, "no memory-region specified\n");
 544                 return -EINVAL;
 545         }
 546
 547         rmem = of_reserved_mem_lookup(node);
 548         of_node_put(node);
 549         if (!rmem) {
 550                 dev_err(adsp->dev, "unable to resolve memory-region\n");
 551                 return -EINVAL;
 552         }
 553
 554         adsp->mem_phys = adsp->mem_reloc = rmem->base;
 555         adsp->mem_size = rmem->size;
 556         adsp->mem_region = devm_ioremap_wc(adsp->dev, adsp->mem_phys, adsp->mem_size);
 557         if (!adsp->mem_region) {
 558                 dev_err(adsp->dev, "unable to map memory region: %pa+%zx\n",
 559                         &rmem->base, adsp->mem_size);
 560                 return -EBUSY;
 561         }
 562
 563         if (!adsp->dtb_pas_id)
 564                 return 0;
 565
 566         node = of_parse_phandle(adsp->dev->of_node, "memory-region", 1);
 567         if (!node) {
 568                 dev_err(adsp->dev, "no dtb memory-region specified\n");
 569                 return -EINVAL;
 570         }
 571
 572         rmem = of_reserved_mem_lookup(node);
 573         of_node_put(node);
 574         if (!rmem) {
 575                 dev_err(adsp->dev, "unable to resolve dtb memory-region\n");
 576                 return -EINVAL;
 577         }
 578
 579         adsp->dtb_mem_phys = adsp->dtb_mem_reloc = rmem->base;
 580         adsp->dtb_mem_size = rmem->size;
 581         adsp->dtb_mem_region = devm_ioremap_wc(adsp->dev, adsp->dtb_mem_phys, adsp->dtb_mem_size);
 582         if (!adsp->dtb_mem_region) {
 583                 dev_err(adsp->dev, "unable to map dtb memory region: %pa+%zx\n",
 584                         &rmem->base, adsp->dtb_mem_size);
 585                 return -EBUSY;
 586         }
 587
 588         return 0;
 589 }
 590
 591 static int adsp_assign_memory_region(struct qcom_adsp *adsp)
 592 {
 593         struct reserved_mem *rmem = NULL;
 594         struct qcom_scm_vmperm perm;
 595         struct device_node *node;
 596         int ret;
 597
 598         if (!adsp->region_assign_idx)
 599                 return 0;
 600
 601         node = of_parse_phandle(adsp->dev->of_node, "memory-region", adsp->region_assign_idx);
 602         if (node)
 603                 rmem = of_reserved_mem_lookup(node);
 604         of_node_put(node);
 605         if (!rmem) {
 606                 dev_err(adsp->dev, "unable to resolve shareable memory-region\n");
 607                 return -EINVAL;
 608         }
 609
 610         perm.vmid = QCOM_SCM_VMID_MSS_MSA;
 611         perm.perm = QCOM_SCM_PERM_RW;
 612
 613         adsp->region_assign_phys = rmem->base;
 614         adsp->region_assign_size = rmem->size;
 615         adsp->region_assign_perms = BIT(QCOM_SCM_VMID_HLOS);
 616
 617         ret = qcom_scm_assign_mem(adsp->region_assign_phys,
 618                                   adsp->region_assign_size,
 619                                   &adsp->region_assign_perms,
 620                                   &perm, 1);
 621         if (ret < 0) {
 622                 dev_err(adsp->dev, "assign memory failed\n");
 623                 return ret;
 624         }
 625
 626         return 0;
 627 }
 628
 629 static void adsp_unassign_memory_region(struct qcom_adsp *adsp)
 630 {
 631         struct qcom_scm_vmperm perm;
 632         int ret;
 633
 634         if (!adsp->region_assign_idx)
 635                 return;
 636
 637         perm.vmid = QCOM_SCM_VMID_HLOS;
 638         perm.perm = QCOM_SCM_PERM_RW;
 639
 640         ret = qcom_scm_assign_mem(adsp->region_assign_phys,
 641                                   adsp->region_assign_size,
 642                                   &adsp->region_assign_perms,
 643                                   &perm, 1);
 644         if (ret < 0)
 645                 dev_err(adsp->dev, "unassign memory failed\n");
 646 }
 647
 648 static int adsp_probe(struct platform_device *pdev)
 649 {
 650         const struct adsp_data *desc;
 651         struct qcom_adsp *adsp;
 652         struct rproc *rproc;
 653         const char *fw_name, *dtb_fw_name = NULL;
 654         const struct rproc_ops *ops = &adsp_ops;
 655         int ret;
 656
 657         desc = of_device_get_match_data(&pdev->dev);
 658         if (!desc)
 659                 return -EINVAL;
 660
 661         if (!qcom_scm_is_available())
 662                 return -EPROBE_DEFER;
 663
 664         fw_name = desc->firmware_name;
 665         ret = of_property_read_string(pdev->dev.of_node, "firmware-name",
 666                                       &fw_name);
 667         if (ret < 0 && ret != -EINVAL)
 668                 return ret;
 669
 670         if (desc->dtb_firmware_name) {
 671                 dtb_fw_name = desc->dtb_firmware_name;
 672                 ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name", 1,
 673                                                     &dtb_fw_name);
 674                 if (ret < 0 && ret != -EINVAL)
 675                         return ret;
 676         }
 677
 678         if (desc->minidump_id)
 679                 ops = &adsp_minidump_ops;
 680
 681         rproc = rproc_alloc(&pdev->dev, pdev->name, ops, fw_name, sizeof(*adsp));
 682
 683         if (!rproc) {
 684                 dev_err(&pdev->dev, "unable to allocate remoteproc\n");
 685                 return -ENOMEM;
 686         }
 687
 688         rproc->auto_boot = desc->auto_boot;
 689         rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_NONE);
 690
 691         adsp = rproc->priv;
 692         adsp->dev = &pdev->dev;
 693         adsp->rproc = rproc;
 694         adsp->minidump_id = desc->minidump_id;
 695         adsp->pas_id = desc->pas_id;
 696         adsp->info_name = desc->sysmon_name;
 697         adsp->decrypt_shutdown = desc->decrypt_shutdown;
 698         adsp->region_assign_idx = desc->region_assign_idx;
 699         if (dtb_fw_name) {
 700                 adsp->dtb_firmware_name = dtb_fw_name;
 701                 adsp->dtb_pas_id = desc->dtb_pas_id;
 702         }
 703         platform_set_drvdata(pdev, adsp);
 704
 705         ret = device_init_wakeup(adsp->dev, true);
 706         if (ret)
 707                 goto free_rproc;
 708
 709         ret = adsp_alloc_memory_region(adsp);
 710         if (ret)
 711                 goto free_rproc;
 712
 713         ret = adsp_assign_memory_region(adsp);
 714         if (ret)
 715                 goto free_rproc;
 716
 717         ret = adsp_init_clock(adsp);
 718         if (ret)
 719                 goto free_rproc;
 720
 721         ret = adsp_init_regulator(adsp);
 722         if (ret)
 723                 goto free_rproc;
 724
 725         ret = adsp_pds_attach(&pdev->dev, adsp->proxy_pds,
 726                               desc->proxy_pd_names);
 727         if (ret < 0)
 728                 goto free_rproc;
 729         adsp->proxy_pd_count = ret;
 730
 731         ret = qcom_q6v5_init(&adsp->q6v5, pdev, rproc, desc->crash_reason_smem, desc->load_state,
 732                              qcom_pas_handover);
 733         if (ret)
 734                 goto detach_proxy_pds;
 735
 736         qcom_add_glink_subdev(rproc, &adsp->glink_subdev, desc->ssr_name);
 737         qcom_add_smd_subdev(rproc, &adsp->smd_subdev);
 738         adsp->sysmon = qcom_add_sysmon_subdev(rproc,
 739                                               desc->sysmon_name,
 740                                               desc->ssctl_id);
 741         if (IS_ERR(adsp->sysmon)) {
 742                 ret = PTR_ERR(adsp->sysmon);
 743                 goto detach_proxy_pds;
 744         }
 745
 746         qcom_add_ssr_subdev(rproc, &adsp->ssr_subdev, desc->ssr_name);
 747         ret = rproc_add(rproc);
 748         if (ret)
 749                 goto detach_proxy_pds;
 750
 751         return 0;
 752
 753 detach_proxy_pds:
 754         adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
 755 free_rproc:
 756         device_init_wakeup(adsp->dev, false);
 757         rproc_free(rproc);
 758
 759         return ret;
 760 }
 761
 762 static void adsp_remove(struct platform_device *pdev)
 763 {
 764         struct qcom_adsp *adsp = platform_get_drvdata(pdev);
 765
 766         rproc_del(adsp->rproc);
 767
 768         qcom_q6v5_deinit(&adsp->q6v5);
 769         adsp_unassign_memory_region(adsp);
 770         qcom_remove_glink_subdev(adsp->rproc, &adsp->glink_subdev);
 771         qcom_remove_sysmon_subdev(adsp->sysmon);
 772         qcom_remove_smd_subdev(adsp->rproc, &adsp->smd_subdev);
 773         qcom_remove_ssr_subdev(adsp->rproc, &adsp->ssr_subdev);
 774         adsp_pds_detach(adsp, adsp->proxy_pds, adsp->proxy_pd_count);
 775         device_init_wakeup(adsp->dev, false);
 776         rproc_free(adsp->rproc);
 777 }
 778
 779 static const struct adsp_data adsp_resource_init = {
 780                 .crash_reason_smem = 423,
 781                 .firmware_name = "adsp.mdt",
 782                 .pas_id = 1,
 783                 .auto_boot = true,
 784                 .ssr_name = "lpass",
 785                 .sysmon_name = "adsp",
 786                 .ssctl_id = 0x14,
 787 };
 788
 789 static const struct adsp_data sdm845_adsp_resource_init = {
 790                 .crash_reason_smem = 423,
 791                 .firmware_name = "adsp.mdt",
 792                 .pas_id = 1,
 793                 .auto_boot = true,
 794                 .load_state = "adsp",
 795                 .ssr_name = "lpass",
 796                 .sysmon_name = "adsp",
 797                 .ssctl_id = 0x14,
 798 };
 799
 800 static const struct adsp_data sm6350_adsp_resource = {
 801         .crash_reason_smem = 423,
 802         .firmware_name = "adsp.mdt",
 803         .pas_id = 1,
 804         .auto_boot = true,
 805         .proxy_pd_names = (char*[]){
 806                 "lcx",
 807                 "lmx",
 808                 NULL
 809         },
 810         .load_state = "adsp",
 811         .ssr_name = "lpass",
 812         .sysmon_name = "adsp",
 813         .ssctl_id = 0x14,
 814 };
 815
 816 static const struct adsp_data sm8150_adsp_resource = {
 817                 .crash_reason_smem = 423,
 818                 .firmware_name = "adsp.mdt",
 819                 .pas_id = 1,
 820                 .auto_boot = true,
 821                 .proxy_pd_names = (char*[]){
 822                         "cx",
 823                         NULL
 824                 },
 825                 .load_state = "adsp",
 826                 .ssr_name = "lpass",
 827                 .sysmon_name = "adsp",
 828                 .ssctl_id = 0x14,
 829 };
 830
 831 static const struct adsp_data sm8250_adsp_resource = {
 832         .crash_reason_smem = 423,
 833         .firmware_name = "adsp.mdt",
 834         .pas_id = 1,
 835         .auto_boot = true,
 836         .proxy_pd_names = (char*[]){
 837                 "lcx",
 838                 "lmx",
 839                 NULL
 840         },
 841         .load_state = "adsp",
 842         .ssr_name = "lpass",
 843         .sysmon_name = "adsp",
 844         .ssctl_id = 0x14,
 845 };
 846
 847 static const struct adsp_data sm8350_adsp_resource = {
 848         .crash_reason_smem = 423,
 849         .firmware_name = "adsp.mdt",
 850         .pas_id = 1,
 851         .auto_boot = true,
 852         .proxy_pd_names = (char*[]){
 853                 "lcx",
 854                 "lmx",
 855                 NULL
 856         },
 857         .load_state = "adsp",
 858         .ssr_name = "lpass",
 859         .sysmon_name = "adsp",
 860         .ssctl_id = 0x14,
 861 };
 862
 863 static const struct adsp_data msm8996_adsp_resource = {
 864                 .crash_reason_smem = 423,
 865                 .firmware_name = "adsp.mdt",
 866                 .pas_id = 1,
 867                 .auto_boot = true,
 868                 .proxy_pd_names = (char*[]){
 869                         "cx",
 870                         NULL
 871                 },
 872                 .ssr_name = "lpass",
 873                 .sysmon_name = "adsp",
 874                 .ssctl_id = 0x14,
 875 };
 876
 877 static const struct adsp_data cdsp_resource_init = {
 878         .crash_reason_smem = 601,
 879         .firmware_name = "cdsp.mdt",
 880         .pas_id = 18,
 881         .auto_boot = true,
 882         .ssr_name = "cdsp",
 883         .sysmon_name = "cdsp",
 884         .ssctl_id = 0x17,
 885 };
 886
 887 static const struct adsp_data sdm845_cdsp_resource_init = {
 888         .crash_reason_smem = 601,
 889         .firmware_name = "cdsp.mdt",
 890         .pas_id = 18,
 891         .auto_boot = true,
 892         .load_state = "cdsp",
 893         .ssr_name = "cdsp",
 894         .sysmon_name = "cdsp",
 895         .ssctl_id = 0x17,
 896 };
 897
 898 static const struct adsp_data sm6350_cdsp_resource = {
 899         .crash_reason_smem = 601,
 900         .firmware_name = "cdsp.mdt",
 901         .pas_id = 18,
 902         .auto_boot = true,
 903         .proxy_pd_names = (char*[]){
 904                 "cx",
 905                 "mx",
 906                 NULL
 907         },
 908         .load_state = "cdsp",
 909         .ssr_name = "cdsp",
 910         .sysmon_name = "cdsp",
 911         .ssctl_id = 0x17,
 912 };
 913
 914 static const struct adsp_data sm8150_cdsp_resource = {
 915         .crash_reason_smem = 601,
 916         .firmware_name = "cdsp.mdt",
 917         .pas_id = 18,
 918         .auto_boot = true,
 919         .proxy_pd_names = (char*[]){
 920                 "cx",
 921                 NULL
 922         },
 923         .load_state = "cdsp",
 924         .ssr_name = "cdsp",
 925         .sysmon_name = "cdsp",
 926         .ssctl_id = 0x17,
 927 };
 928
 929 static const struct adsp_data sm8250_cdsp_resource = {
 930         .crash_reason_smem = 601,
 931         .firmware_name = "cdsp.mdt",
 932         .pas_id = 18,
 933         .auto_boot = true,
 934         .proxy_pd_names = (char*[]){
 935                 "cx",
 936                 NULL
 937         },
 938         .load_state = "cdsp",
 939         .ssr_name = "cdsp",
 940         .sysmon_name = "cdsp",
 941         .ssctl_id = 0x17,
 942 };
 943
 944 static const struct adsp_data sc8280xp_nsp0_resource = {
 945         .crash_reason_smem = 601,
 946         .firmware_name = "cdsp.mdt",
 947         .pas_id = 18,
 948         .auto_boot = true,
 949         .proxy_pd_names = (char*[]){
 950                 "nsp",
 951                 NULL
 952         },
 953         .ssr_name = "cdsp0",
 954         .sysmon_name = "cdsp",
 955         .ssctl_id = 0x17,
 956 };
 957
 958 static const struct adsp_data sc8280xp_nsp1_resource = {
 959         .crash_reason_smem = 633,
 960         .firmware_name = "cdsp.mdt",
 961         .pas_id = 30,
 962         .auto_boot = true,
 963         .proxy_pd_names = (char*[]){
 964                 "nsp",
 965                 NULL
 966         },
 967         .ssr_name = "cdsp1",
 968         .sysmon_name = "cdsp1",
 969         .ssctl_id = 0x20,
 970 };
 971
 972 static const struct adsp_data sm8350_cdsp_resource = {
 973         .crash_reason_smem = 601,
 974         .firmware_name = "cdsp.mdt",
 975         .pas_id = 18,
 976         .auto_boot = true,
 977         .proxy_pd_names = (char*[]){
 978                 "cx",
 979                 "mxc",
 980                 NULL
 981         },
 982         .load_state = "cdsp",
 983         .ssr_name = "cdsp",
 984         .sysmon_name = "cdsp",
 985         .ssctl_id = 0x17,
 986 };
 987
 988 static const struct adsp_data mpss_resource_init = {
 989         .crash_reason_smem = 421,
 990         .firmware_name = "modem.mdt",
 991         .pas_id = 4,
 992         .minidump_id = 3,
 993         .auto_boot = false,
 994         .proxy_pd_names = (char*[]){
 995                 "cx",
 996                 "mss",
 997                 NULL
 998         },
 999         .load_state = "modem",
1000         .ssr_name = "mpss",
1001         .sysmon_name = "modem",
1002         .ssctl_id = 0x12,
1003 };
1004
1005 static const struct adsp_data sc8180x_mpss_resource = {
1006         .crash_reason_smem = 421,
1007         .firmware_name = "modem.mdt",
1008         .pas_id = 4,
1009         .auto_boot = false,
1010         .proxy_pd_names = (char*[]){
1011                 "cx",
1012                 NULL
1013         },
1014         .load_state = "modem",
1015         .ssr_name = "mpss",
1016         .sysmon_name = "modem",
1017         .ssctl_id = 0x12,
1018 };
1019
1020 static const struct adsp_data msm8996_slpi_resource_init = {
1021                 .crash_reason_smem = 424,
1022                 .firmware_name = "slpi.mdt",
1023                 .pas_id = 12,
1024                 .auto_boot = true,
1025                 .proxy_pd_names = (char*[]){
1026                         "ssc_cx",
1027                         NULL
1028                 },
1029                 .ssr_name = "dsps",
1030                 .sysmon_name = "slpi",
1031                 .ssctl_id = 0x16,
1032 };
1033
1034 static const struct adsp_data sdm845_slpi_resource_init = {
1035                 .crash_reason_smem = 424,
1036                 .firmware_name = "slpi.mdt",
1037                 .pas_id = 12,
1038                 .auto_boot = true,
1039                 .proxy_pd_names = (char*[]){
1040                         "lcx",
1041                         "lmx",
1042                         NULL
1043                 },
1044                 .load_state = "slpi",
1045                 .ssr_name = "dsps",
1046                 .sysmon_name = "slpi",
1047                 .ssctl_id = 0x16,
1048 };
1049
1050 static const struct adsp_data wcss_resource_init = {
1051         .crash_reason_smem = 421,
1052         .firmware_name = "wcnss.mdt",
1053         .pas_id = 6,
1054         .auto_boot = true,
1055         .ssr_name = "mpss",
1056         .sysmon_name = "wcnss",
1057         .ssctl_id = 0x12,
1058 };
1059
1060 static const struct adsp_data sdx55_mpss_resource = {
1061         .crash_reason_smem = 421,
1062         .firmware_name = "modem.mdt",
1063         .pas_id = 4,
1064         .auto_boot = true,
1065         .proxy_pd_names = (char*[]){
1066                 "cx",
1067                 "mss",
1068                 NULL
1069         },
1070         .ssr_name = "mpss",
1071         .sysmon_name = "modem",
1072         .ssctl_id = 0x22,
1073 };
1074
1075 static const struct adsp_data sm8450_mpss_resource = {
1076         .crash_reason_smem = 421,
1077         .firmware_name = "modem.mdt",
1078         .pas_id = 4,
1079         .minidump_id = 3,
1080         .auto_boot = false,
1081         .decrypt_shutdown = true,
1082         .proxy_pd_names = (char*[]){
1083                 "cx",
1084                 "mss",
1085                 NULL
1086         },
1087         .load_state = "modem",
1088         .ssr_name = "mpss",
1089         .sysmon_name = "modem",
1090         .ssctl_id = 0x12,
1091 };
1092
1093 static const struct adsp_data sm8550_adsp_resource = {
1094         .crash_reason_smem = 423,
1095         .firmware_name = "adsp.mdt",
1096         .dtb_firmware_name = "adsp_dtb.mdt",
1097         .pas_id = 1,
1098         .dtb_pas_id = 0x24,
1099         .minidump_id = 5,
1100         .auto_boot = true,
1101         .proxy_pd_names = (char*[]){
1102                 "lcx",
1103                 "lmx",
1104                 NULL
1105         },
1106         .load_state = "adsp",
1107         .ssr_name = "lpass",
1108         .sysmon_name = "adsp",
1109         .ssctl_id = 0x14,
1110 };
1111
1112 static const struct adsp_data sm8550_cdsp_resource = {
1113         .crash_reason_smem = 601,
1114         .firmware_name = "cdsp.mdt",
1115         .dtb_firmware_name = "cdsp_dtb.mdt",
1116         .pas_id = 18,
1117         .dtb_pas_id = 0x25,
1118         .minidump_id = 7,
1119         .auto_boot = true,
1120         .proxy_pd_names = (char*[]){
1121                 "cx",
1122                 "mxc",
1123                 "nsp",
1124                 NULL
1125         },
1126         .load_state = "cdsp",
1127         .ssr_name = "cdsp",
1128         .sysmon_name = "cdsp",
1129         .ssctl_id = 0x17,
1130 };
1131
1132 static const struct adsp_data sm8550_mpss_resource = {
1133         .crash_reason_smem = 421,
1134         .firmware_name = "modem.mdt",
1135         .dtb_firmware_name = "modem_dtb.mdt",
1136         .pas_id = 4,
1137         .dtb_pas_id = 0x26,
1138         .minidump_id = 3,
1139         .auto_boot = false,
1140         .decrypt_shutdown = true,
1141         .proxy_pd_names = (char*[]){
1142                 "cx",
1143                 "mss",
1144                 NULL
1145         },
1146         .load_state = "modem",
1147         .ssr_name = "mpss",
1148         .sysmon_name = "modem",
1149         .ssctl_id = 0x12,
1150         .region_assign_idx = 2,
1151 };
1152
1153 static const struct of_device_id adsp_of_match[] = {
1154         { .compatible = "qcom,msm8226-adsp-pil", .data = &adsp_resource_init},
1155         { .compatible = "qcom,msm8953-adsp-pil", .data = &msm8996_adsp_resource},
1156         { .compatible = "qcom,msm8974-adsp-pil", .data = &adsp_resource_init},
1157         { .compatible = "qcom,msm8996-adsp-pil", .data = &msm8996_adsp_resource},
1158         { .compatible = "qcom,msm8996-slpi-pil", .data = &msm8996_slpi_resource_init},
1159         { .compatible = "qcom,msm8998-adsp-pas", .data = &msm8996_adsp_resource},
1160         { .compatible = "qcom,msm8998-slpi-pas", .data = &msm8996_slpi_resource_init},
1161         { .compatible = "qcom,qcs404-adsp-pas", .data = &adsp_resource_init },
1162         { .compatible = "qcom,qcs404-cdsp-pas", .data = &cdsp_resource_init },
1163         { .compatible = "qcom,qcs404-wcss-pas", .data = &wcss_resource_init },
1164         { .compatible = "qcom,sc7180-mpss-pas", .data = &mpss_resource_init},
1165         { .compatible = "qcom,sc7280-mpss-pas", .data = &mpss_resource_init},
1166         { .compatible = "qcom,sc8180x-adsp-pas", .data = &sm8150_adsp_resource},
1167         { .compatible = "qcom,sc8180x-cdsp-pas", .data = &sm8150_cdsp_resource},
1168         { .compatible = "qcom,sc8180x-mpss-pas", .data = &sc8180x_mpss_resource},
1169         { .compatible = "qcom,sc8280xp-adsp-pas", .data = &sm8250_adsp_resource},
1170         { .compatible = "qcom,sc8280xp-nsp0-pas", .data = &sc8280xp_nsp0_resource},
1171         { .compatible = "qcom,sc8280xp-nsp1-pas", .data = &sc8280xp_nsp1_resource},
1172         { .compatible = "qcom,sdm660-adsp-pas", .data = &adsp_resource_init},
1173         { .compatible = "qcom,sdm845-adsp-pas", .data = &sdm845_adsp_resource_init},
1174         { .compatible = "qcom,sdm845-cdsp-pas", .data = &sdm845_cdsp_resource_init},
1175         { .compatible = "qcom,sdm845-slpi-pas", .data = &sdm845_slpi_resource_init},
1176         { .compatible = "qcom,sdx55-mpss-pas", .data = &sdx55_mpss_resource},
1177         { .compatible = "qcom,sm6115-adsp-pas", .data = &adsp_resource_init},
1178         { .compatible = "qcom,sm6115-cdsp-pas", .data = &cdsp_resource_init},
1179         { .compatible = "qcom,sm6115-mpss-pas", .data = &sc8180x_mpss_resource},
1180         { .compatible = "qcom,sm6350-adsp-pas", .data = &sm6350_adsp_resource},
1181         { .compatible = "qcom,sm6350-cdsp-pas", .data = &sm6350_cdsp_resource},
1182         { .compatible = "qcom,sm6350-mpss-pas", .data = &mpss_resource_init},
1183         { .compatible = "qcom,sm8150-adsp-pas", .data = &sm8150_adsp_resource},
1184         { .compatible = "qcom,sm8150-cdsp-pas", .data = &sm8150_cdsp_resource},
1185         { .compatible = "qcom,sm8150-mpss-pas", .data = &mpss_resource_init},
1186         { .compatible = "qcom,sm8150-slpi-pas", .data = &sdm845_slpi_resource_init},
1187         { .compatible = "qcom,sm8250-adsp-pas", .data = &sm8250_adsp_resource},
1188         { .compatible = "qcom,sm8250-cdsp-pas", .data = &sm8250_cdsp_resource},
1189         { .compatible = "qcom,sm8250-slpi-pas", .data = &sdm845_slpi_resource_init},
1190         { .compatible = "qcom,sm8350-adsp-pas", .data = &sm8350_adsp_resource},
1191         { .compatible = "qcom,sm8350-cdsp-pas", .data = &sm8350_cdsp_resource},
1192         { .compatible = "qcom,sm8350-slpi-pas", .data = &sdm845_slpi_resource_init},
1193         { .compatible = "qcom,sm8350-mpss-pas", .data = &mpss_resource_init},
1194         { .compatible = "qcom,sm8450-adsp-pas", .data = &sm8350_adsp_resource},
1195         { .compatible = "qcom,sm8450-cdsp-pas", .data = &sm8350_cdsp_resource},
1196         { .compatible = "qcom,sm8450-slpi-pas", .data = &sdm845_slpi_resource_init},
1197         { .compatible = "qcom,sm8450-mpss-pas", .data = &sm8450_mpss_resource},
1198         { .compatible = "qcom,sm8550-adsp-pas", .data = &sm8550_adsp_resource},
1199         { .compatible = "qcom,sm8550-cdsp-pas", .data = &sm8550_cdsp_resource},
1200         { .compatible = "qcom,sm8550-mpss-pas", .data = &sm8550_mpss_resource},
1201         { },
1202 };
1203 MODULE_DEVICE_TABLE(of, adsp_of_match);
1204
1205 static struct platform_driver adsp_driver = {
1206         .probe = adsp_probe,
1207         .remove_new = adsp_remove,
1208         .driver = {
1209                 .name = "qcom_q6v5_pas",
1210                 .of_match_table = adsp_of_match,
1211         },
1212 };
1213
1214 module_platform_driver(adsp_driver);
1215 MODULE_DESCRIPTION("Qualcomm Hexagon v5 Peripheral Authentication Service driver");
1216 MODULE_LICENSE("GPL v2");