sound/soc/intel/skylake/skl-sst-ipc.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * skl-sst-ipc.c - Intel skl IPC Support
   4  *
   5  * Copyright (C) 2014-15, Intel Corporation.
   6  */
   7 #include <linux/device.h>
   8
   9 #include "../common/sst-dsp.h"
  10 #include "../common/sst-dsp-priv.h"
  11 #include "skl.h"
  12 #include "skl-sst-dsp.h"
  13 #include "skl-sst-ipc.h"
  14 #include "sound/hdaudio_ext.h"
  15
  16
  17 #define IPC_IXC_STATUS_BITS             24
  18
  19 /* Global Message - Generic */
  20 #define IPC_GLB_TYPE_SHIFT              24
  21 #define IPC_GLB_TYPE_MASK               (0xf << IPC_GLB_TYPE_SHIFT)
  22 #define IPC_GLB_TYPE(x)                 ((x) << IPC_GLB_TYPE_SHIFT)
  23
  24 /* Global Message - Reply */
  25 #define IPC_GLB_REPLY_STATUS_SHIFT      24
  26 #define IPC_GLB_REPLY_STATUS_MASK       ((0x1 << IPC_GLB_REPLY_STATUS_SHIFT) - 1)
  27 #define IPC_GLB_REPLY_STATUS(x)         ((x) << IPC_GLB_REPLY_STATUS_SHIFT)
  28
  29 #define IPC_GLB_REPLY_TYPE_SHIFT        29
  30 #define IPC_GLB_REPLY_TYPE_MASK         0x1F
  31 #define IPC_GLB_REPLY_TYPE(x)           (((x) >> IPC_GLB_REPLY_TYPE_SHIFT) \
  32                                         & IPC_GLB_RPLY_TYPE_MASK)
  33
  34 #define IPC_TIMEOUT_MSECS               3000
  35
  36 #define IPC_EMPTY_LIST_SIZE             8
  37
  38 #define IPC_MSG_TARGET_SHIFT            30
  39 #define IPC_MSG_TARGET_MASK             0x1
  40 #define IPC_MSG_TARGET(x)               (((x) & IPC_MSG_TARGET_MASK) \
  41                                         << IPC_MSG_TARGET_SHIFT)
  42
  43 #define IPC_MSG_DIR_SHIFT               29
  44 #define IPC_MSG_DIR_MASK                0x1
  45 #define IPC_MSG_DIR(x)                  (((x) & IPC_MSG_DIR_MASK) \
  46                                         << IPC_MSG_DIR_SHIFT)
  47 /* Global Notification Message */
  48 #define IPC_GLB_NOTIFY_TYPE_SHIFT       16
  49 #define IPC_GLB_NOTIFY_TYPE_MASK        0xFF
  50 #define IPC_GLB_NOTIFY_TYPE(x)          (((x) >> IPC_GLB_NOTIFY_TYPE_SHIFT) \
  51                                         & IPC_GLB_NOTIFY_TYPE_MASK)
  52
  53 #define IPC_GLB_NOTIFY_MSG_TYPE_SHIFT   24
  54 #define IPC_GLB_NOTIFY_MSG_TYPE_MASK    0x1F
  55 #define IPC_GLB_NOTIFY_MSG_TYPE(x)      (((x) >> IPC_GLB_NOTIFY_MSG_TYPE_SHIFT) \
  56                                                 & IPC_GLB_NOTIFY_MSG_TYPE_MASK)
  57
  58 #define IPC_GLB_NOTIFY_RSP_SHIFT        29
  59 #define IPC_GLB_NOTIFY_RSP_MASK         0x1
  60 #define IPC_GLB_NOTIFY_RSP_TYPE(x)      (((x) >> IPC_GLB_NOTIFY_RSP_SHIFT) \
  61                                         & IPC_GLB_NOTIFY_RSP_MASK)
  62
  63 /* Pipeline operations */
  64
  65 /* Create pipeline message */
  66 #define IPC_PPL_MEM_SIZE_SHIFT          0
  67 #define IPC_PPL_MEM_SIZE_MASK           0x7FF
  68 #define IPC_PPL_MEM_SIZE(x)             (((x) & IPC_PPL_MEM_SIZE_MASK) \
  69                                         << IPC_PPL_MEM_SIZE_SHIFT)
  70
  71 #define IPC_PPL_TYPE_SHIFT              11
  72 #define IPC_PPL_TYPE_MASK               0x1F
  73 #define IPC_PPL_TYPE(x)                 (((x) & IPC_PPL_TYPE_MASK) \
  74                                         << IPC_PPL_TYPE_SHIFT)
  75
  76 #define IPC_INSTANCE_ID_SHIFT           16
  77 #define IPC_INSTANCE_ID_MASK            0xFF
  78 #define IPC_INSTANCE_ID(x)              (((x) & IPC_INSTANCE_ID_MASK) \
  79                                         << IPC_INSTANCE_ID_SHIFT)
  80
  81 #define IPC_PPL_LP_MODE_SHIFT           0
  82 #define IPC_PPL_LP_MODE_MASK            0x1
  83 #define IPC_PPL_LP_MODE(x)              (((x) & IPC_PPL_LP_MODE_MASK) \
  84                                         << IPC_PPL_LP_MODE_SHIFT)
  85
  86 /* Set pipeline state message */
  87 #define IPC_PPL_STATE_SHIFT             0
  88 #define IPC_PPL_STATE_MASK              0x1F
  89 #define IPC_PPL_STATE(x)                (((x) & IPC_PPL_STATE_MASK) \
  90                                         << IPC_PPL_STATE_SHIFT)
  91
  92 /* Module operations primary register */
  93 #define IPC_MOD_ID_SHIFT                0
  94 #define IPC_MOD_ID_MASK         0xFFFF
  95 #define IPC_MOD_ID(x)           (((x) & IPC_MOD_ID_MASK) \
  96                                         << IPC_MOD_ID_SHIFT)
  97
  98 #define IPC_MOD_INSTANCE_ID_SHIFT       16
  99 #define IPC_MOD_INSTANCE_ID_MASK        0xFF
 100 #define IPC_MOD_INSTANCE_ID(x)  (((x) & IPC_MOD_INSTANCE_ID_MASK) \
 101                                         << IPC_MOD_INSTANCE_ID_SHIFT)
 102
 103 /* Init instance message extension register */
 104 #define IPC_PARAM_BLOCK_SIZE_SHIFT      0
 105 #define IPC_PARAM_BLOCK_SIZE_MASK       0xFFFF
 106 #define IPC_PARAM_BLOCK_SIZE(x)         (((x) & IPC_PARAM_BLOCK_SIZE_MASK) \
 107                                         << IPC_PARAM_BLOCK_SIZE_SHIFT)
 108
 109 #define IPC_PPL_INSTANCE_ID_SHIFT       16
 110 #define IPC_PPL_INSTANCE_ID_MASK        0xFF
 111 #define IPC_PPL_INSTANCE_ID(x)          (((x) & IPC_PPL_INSTANCE_ID_MASK) \
 112                                         << IPC_PPL_INSTANCE_ID_SHIFT)
 113
 114 #define IPC_CORE_ID_SHIFT               24
 115 #define IPC_CORE_ID_MASK                0x1F
 116 #define IPC_CORE_ID(x)                  (((x) & IPC_CORE_ID_MASK) \
 117                                         << IPC_CORE_ID_SHIFT)
 118
 119 #define IPC_DOMAIN_SHIFT                28
 120 #define IPC_DOMAIN_MASK                 0x1
 121 #define IPC_DOMAIN(x)                   (((x) & IPC_DOMAIN_MASK) \
 122                                         << IPC_DOMAIN_SHIFT)
 123
 124 /* Bind/Unbind message extension register */
 125 #define IPC_DST_MOD_ID_SHIFT            0
 126 #define IPC_DST_MOD_ID(x)               (((x) & IPC_MOD_ID_MASK) \
 127                                         << IPC_DST_MOD_ID_SHIFT)
 128
 129 #define IPC_DST_MOD_INSTANCE_ID_SHIFT 16
 130 #define IPC_DST_MOD_INSTANCE_ID(x)      (((x) & IPC_MOD_INSTANCE_ID_MASK) \
 131                                         << IPC_DST_MOD_INSTANCE_ID_SHIFT)
 132
 133 #define IPC_DST_QUEUE_SHIFT             24
 134 #define IPC_DST_QUEUE_MASK              0x7
 135 #define IPC_DST_QUEUE(x)                (((x) & IPC_DST_QUEUE_MASK) \
 136                                         << IPC_DST_QUEUE_SHIFT)
 137
 138 #define IPC_SRC_QUEUE_SHIFT             27
 139 #define IPC_SRC_QUEUE_MASK              0x7
 140 #define IPC_SRC_QUEUE(x)                (((x) & IPC_SRC_QUEUE_MASK) \
 141                                         << IPC_SRC_QUEUE_SHIFT)
 142 /* Load Module count */
 143 #define IPC_LOAD_MODULE_SHIFT           0
 144 #define IPC_LOAD_MODULE_MASK            0xFF
 145 #define IPC_LOAD_MODULE_CNT(x)          (((x) & IPC_LOAD_MODULE_MASK) \
 146                                         << IPC_LOAD_MODULE_SHIFT)
 147
 148 /* Save pipeline messgae extension register */
 149 #define IPC_DMA_ID_SHIFT                0
 150 #define IPC_DMA_ID_MASK                 0x1F
 151 #define IPC_DMA_ID(x)                   (((x) & IPC_DMA_ID_MASK) \
 152                                         << IPC_DMA_ID_SHIFT)
 153 /* Large Config message extension register */
 154 #define IPC_DATA_OFFSET_SZ_SHIFT        0
 155 #define IPC_DATA_OFFSET_SZ_MASK         0xFFFFF
 156 #define IPC_DATA_OFFSET_SZ(x)           (((x) & IPC_DATA_OFFSET_SZ_MASK) \
 157                                         << IPC_DATA_OFFSET_SZ_SHIFT)
 158 #define IPC_DATA_OFFSET_SZ_CLEAR        ~(IPC_DATA_OFFSET_SZ_MASK \
 159                                           << IPC_DATA_OFFSET_SZ_SHIFT)
 160
 161 #define IPC_LARGE_PARAM_ID_SHIFT        20
 162 #define IPC_LARGE_PARAM_ID_MASK         0xFF
 163 #define IPC_LARGE_PARAM_ID(x)           (((x) & IPC_LARGE_PARAM_ID_MASK) \
 164                                         << IPC_LARGE_PARAM_ID_SHIFT)
 165
 166 #define IPC_FINAL_BLOCK_SHIFT           28
 167 #define IPC_FINAL_BLOCK_MASK            0x1
 168 #define IPC_FINAL_BLOCK(x)              (((x) & IPC_FINAL_BLOCK_MASK) \
 169                                         << IPC_FINAL_BLOCK_SHIFT)
 170
 171 #define IPC_INITIAL_BLOCK_SHIFT         29
 172 #define IPC_INITIAL_BLOCK_MASK          0x1
 173 #define IPC_INITIAL_BLOCK(x)            (((x) & IPC_INITIAL_BLOCK_MASK) \
 174                                         << IPC_INITIAL_BLOCK_SHIFT)
 175 #define IPC_INITIAL_BLOCK_CLEAR         ~(IPC_INITIAL_BLOCK_MASK \
 176                                           << IPC_INITIAL_BLOCK_SHIFT)
 177 /* Set D0ix IPC extension register */
 178 #define IPC_D0IX_WAKE_SHIFT             0
 179 #define IPC_D0IX_WAKE_MASK              0x1
 180 #define IPC_D0IX_WAKE(x)                (((x) & IPC_D0IX_WAKE_MASK) \
 181                                         << IPC_D0IX_WAKE_SHIFT)
 182
 183 #define IPC_D0IX_STREAMING_SHIFT        1
 184 #define IPC_D0IX_STREAMING_MASK         0x1
 185 #define IPC_D0IX_STREAMING(x)           (((x) & IPC_D0IX_STREAMING_MASK) \
 186                                         << IPC_D0IX_STREAMING_SHIFT)
 187
 188
 189 enum skl_ipc_msg_target {
 190         IPC_FW_GEN_MSG = 0,
 191         IPC_MOD_MSG = 1
 192 };
 193
 194 enum skl_ipc_msg_direction {
 195         IPC_MSG_REQUEST = 0,
 196         IPC_MSG_REPLY = 1
 197 };
 198
 199 /* Global Message Types */
 200 enum skl_ipc_glb_type {
 201         IPC_GLB_GET_FW_VERSION = 0, /* Retrieves firmware version */
 202         IPC_GLB_LOAD_MULTIPLE_MODS = 15,
 203         IPC_GLB_UNLOAD_MULTIPLE_MODS = 16,
 204         IPC_GLB_CREATE_PPL = 17,
 205         IPC_GLB_DELETE_PPL = 18,
 206         IPC_GLB_SET_PPL_STATE = 19,
 207         IPC_GLB_GET_PPL_STATE = 20,
 208         IPC_GLB_GET_PPL_CONTEXT_SIZE = 21,
 209         IPC_GLB_SAVE_PPL = 22,
 210         IPC_GLB_RESTORE_PPL = 23,
 211         IPC_GLB_LOAD_LIBRARY = 24,
 212         IPC_GLB_NOTIFY = 26,
 213         IPC_GLB_MAX_IPC_MSG_NUMBER = 31 /* Maximum message number */
 214 };
 215
 216 enum skl_ipc_glb_reply {
 217         IPC_GLB_REPLY_SUCCESS = 0,
 218
 219         IPC_GLB_REPLY_UNKNOWN_MSG_TYPE = 1,
 220         IPC_GLB_REPLY_ERROR_INVALID_PARAM = 2,
 221
 222         IPC_GLB_REPLY_BUSY = 3,
 223         IPC_GLB_REPLY_PENDING = 4,
 224         IPC_GLB_REPLY_FAILURE = 5,
 225         IPC_GLB_REPLY_INVALID_REQUEST = 6,
 226
 227         IPC_GLB_REPLY_OUT_OF_MEMORY = 7,
 228         IPC_GLB_REPLY_OUT_OF_MIPS = 8,
 229
 230         IPC_GLB_REPLY_INVALID_RESOURCE_ID = 9,
 231         IPC_GLB_REPLY_INVALID_RESOURCE_STATE = 10,
 232
 233         IPC_GLB_REPLY_MOD_MGMT_ERROR = 100,
 234         IPC_GLB_REPLY_MOD_LOAD_CL_FAILED = 101,
 235         IPC_GLB_REPLY_MOD_LOAD_INVALID_HASH = 102,
 236
 237         IPC_GLB_REPLY_MOD_UNLOAD_INST_EXIST = 103,
 238         IPC_GLB_REPLY_MOD_NOT_INITIALIZED = 104,
 239
 240         IPC_GLB_REPLY_INVALID_CONFIG_PARAM_ID = 120,
 241         IPC_GLB_REPLY_INVALID_CONFIG_DATA_LEN = 121,
 242         IPC_GLB_REPLY_GATEWAY_NOT_INITIALIZED = 140,
 243         IPC_GLB_REPLY_GATEWAY_NOT_EXIST = 141,
 244         IPC_GLB_REPLY_SCLK_ALREADY_RUNNING = 150,
 245         IPC_GLB_REPLY_MCLK_ALREADY_RUNNING = 151,
 246
 247         IPC_GLB_REPLY_PPL_NOT_INITIALIZED = 160,
 248         IPC_GLB_REPLY_PPL_NOT_EXIST = 161,
 249         IPC_GLB_REPLY_PPL_SAVE_FAILED = 162,
 250         IPC_GLB_REPLY_PPL_RESTORE_FAILED = 163,
 251
 252         IPC_MAX_STATUS = ((1<<IPC_IXC_STATUS_BITS)-1)
 253 };
 254
 255 enum skl_ipc_notification_type {
 256         IPC_GLB_NOTIFY_GLITCH = 0,
 257         IPC_GLB_NOTIFY_OVERRUN = 1,
 258         IPC_GLB_NOTIFY_UNDERRUN = 2,
 259         IPC_GLB_NOTIFY_END_STREAM = 3,
 260         IPC_GLB_NOTIFY_PHRASE_DETECTED = 4,
 261         IPC_GLB_NOTIFY_RESOURCE_EVENT = 5,
 262         IPC_GLB_NOTIFY_LOG_BUFFER_STATUS = 6,
 263         IPC_GLB_NOTIFY_TIMESTAMP_CAPTURED = 7,
 264         IPC_GLB_NOTIFY_FW_READY = 8
 265 };
 266
 267 /* Module Message Types */
 268 enum skl_ipc_module_msg {
 269         IPC_MOD_INIT_INSTANCE = 0,
 270         IPC_MOD_CONFIG_GET = 1,
 271         IPC_MOD_CONFIG_SET = 2,
 272         IPC_MOD_LARGE_CONFIG_GET = 3,
 273         IPC_MOD_LARGE_CONFIG_SET = 4,
 274         IPC_MOD_BIND = 5,
 275         IPC_MOD_UNBIND = 6,
 276         IPC_MOD_SET_DX = 7,
 277         IPC_MOD_SET_D0IX = 8
 278 };
 279
 280 void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
 281                 size_t tx_size)
 282 {
 283         if (tx_size)
 284                 memcpy(msg->tx.data, tx_data, tx_size);
 285 }
 286
 287 static bool skl_ipc_is_dsp_busy(struct sst_dsp *dsp)
 288 {
 289         u32 hipci;
 290
 291         hipci = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCI);
 292         return (hipci & SKL_ADSP_REG_HIPCI_BUSY);
 293 }
 294
 295 /* Lock to be held by caller */
 296 static void skl_ipc_tx_msg(struct sst_generic_ipc *ipc, struct ipc_message *msg)
 297 {
 298         struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->tx.header);
 299
 300         if (msg->tx.size)
 301                 sst_dsp_outbox_write(ipc->dsp, msg->tx.data, msg->tx.size);
 302         sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCIE,
 303                                                 header->extension);
 304         sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCI,
 305                 header->primary | SKL_ADSP_REG_HIPCI_BUSY);
 306 }
 307
 308 int skl_ipc_check_D0i0(struct sst_dsp *dsp, bool state)
 309 {
 310         int ret;
 311
 312         /* check D0i3 support */
 313         if (!dsp->fw_ops.set_state_D0i0)
 314                 return 0;
 315
 316         /* Attempt D0i0 or D0i3 based on state */
 317         if (state)
 318                 ret = dsp->fw_ops.set_state_D0i0(dsp);
 319         else
 320                 ret = dsp->fw_ops.set_state_D0i3(dsp);
 321
 322         return ret;
 323 }
 324
 325 static struct ipc_message *skl_ipc_reply_get_msg(struct sst_generic_ipc *ipc,
 326                                 u64 ipc_header)
 327 {
 328         struct ipc_message *msg =  NULL;
 329         struct skl_ipc_header *header = (struct skl_ipc_header *)(&ipc_header);
 330
 331         if (list_empty(&ipc->rx_list)) {
 332                 dev_err(ipc->dev, "ipc: rx list is empty but received 0x%x\n",
 333                         header->primary);
 334                 goto out;
 335         }
 336
 337         msg = list_first_entry(&ipc->rx_list, struct ipc_message, list);
 338
 339         list_del(&msg->list);
 340 out:
 341         return msg;
 342
 343 }
 344
 345 int skl_ipc_process_notification(struct sst_generic_ipc *ipc,
 346                 struct skl_ipc_header header)
 347 {
 348         struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
 349
 350         if (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
 351                 switch (IPC_GLB_NOTIFY_TYPE(header.primary)) {
 352
 353                 case IPC_GLB_NOTIFY_UNDERRUN:
 354                         dev_err(ipc->dev, "FW Underrun %x\n", header.primary);
 355                         break;
 356
 357                 case IPC_GLB_NOTIFY_RESOURCE_EVENT:
 358                         dev_err(ipc->dev, "MCPS Budget Violation: %x\n",
 359                                                 header.primary);
 360                         break;
 361
 362                 case IPC_GLB_NOTIFY_FW_READY:
 363                         skl->boot_complete = true;
 364                         wake_up(&skl->boot_wait);
 365                         break;
 366
 367                 case IPC_GLB_NOTIFY_PHRASE_DETECTED:
 368                         dev_dbg(ipc->dev, "***** Phrase Detected **********\n");
 369
 370                         /*
 371                          * Per HW recomendation, After phrase detection,
 372                          * clear the CGCTL.MISCBDCGE.
 373                          *
 374                          * This will be set back on stream closure
 375                          */
 376                         skl->enable_miscbdcge(ipc->dev, false);
 377                         skl->miscbdcg_disabled = true;
 378                         break;
 379
 380                 default:
 381                         dev_err(ipc->dev, "ipc: Unhandled error msg=%x\n",
 382                                                 header.primary);
 383                         break;
 384                 }
 385         }
 386
 387         return 0;
 388 }
 389
 390 struct skl_ipc_err_map {
 391         const char *msg;
 392         enum skl_ipc_glb_reply reply;
 393         int err;
 394 };
 395
 396 static struct skl_ipc_err_map skl_err_map[] = {
 397         {"DSP out of memory", IPC_GLB_REPLY_OUT_OF_MEMORY, -ENOMEM},
 398         {"DSP busy", IPC_GLB_REPLY_BUSY, -EBUSY},
 399         {"SCLK already running", IPC_GLB_REPLY_SCLK_ALREADY_RUNNING,
 400                         IPC_GLB_REPLY_SCLK_ALREADY_RUNNING},
 401         {"MCLK already running", IPC_GLB_REPLY_MCLK_ALREADY_RUNNING,
 402                         IPC_GLB_REPLY_MCLK_ALREADY_RUNNING},
 403 };
 404
 405 static int skl_ipc_set_reply_error_code(struct sst_generic_ipc *ipc, u32 reply)
 406 {
 407         int i;
 408
 409         for (i = 0; i < ARRAY_SIZE(skl_err_map); i++) {
 410                 if (skl_err_map[i].reply == reply)
 411                         break;
 412         }
 413
 414         if (i == ARRAY_SIZE(skl_err_map)) {
 415                 dev_err(ipc->dev, "ipc FW reply: %d FW Error Code: %u\n",
 416                                 reply,
 417                                 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
 418                 return -EINVAL;
 419         }
 420
 421         if (skl_err_map[i].err < 0)
 422                 dev_err(ipc->dev, "ipc FW reply: %s FW Error Code: %u\n",
 423                                 skl_err_map[i].msg,
 424                                 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
 425         else
 426                 dev_info(ipc->dev, "ipc FW reply: %s FW Error Code: %u\n",
 427                                 skl_err_map[i].msg,
 428                                 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
 429
 430         return skl_err_map[i].err;
 431 }
 432
 433 void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
 434                 struct skl_ipc_header header)
 435 {
 436         struct ipc_message *msg;
 437         u32 reply = header.primary & IPC_GLB_REPLY_STATUS_MASK;
 438         u64 *ipc_header = (u64 *)(&header);
 439         struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
 440         unsigned long flags;
 441
 442         spin_lock_irqsave(&ipc->dsp->spinlock, flags);
 443         msg = skl_ipc_reply_get_msg(ipc, *ipc_header);
 444         spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
 445         if (msg == NULL) {
 446                 dev_dbg(ipc->dev, "ipc: rx list is empty\n");
 447                 return;
 448         }
 449
 450         msg->rx.header = *ipc_header;
 451         /* first process the header */
 452         if (reply == IPC_GLB_REPLY_SUCCESS) {
 453                 dev_dbg(ipc->dev, "ipc FW reply %x: success\n", header.primary);
 454                 /* copy the rx data from the mailbox */
 455                 sst_dsp_inbox_read(ipc->dsp, msg->rx.data, msg->rx.size);
 456                 switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
 457                 case IPC_GLB_LOAD_MULTIPLE_MODS:
 458                 case IPC_GLB_LOAD_LIBRARY:
 459                         skl->mod_load_complete = true;
 460                         skl->mod_load_status = true;
 461                         wake_up(&skl->mod_load_wait);
 462                         break;
 463
 464                 default:
 465                         break;
 466
 467                 }
 468         } else {
 469                 msg->errno = skl_ipc_set_reply_error_code(ipc, reply);
 470                 switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
 471                 case IPC_GLB_LOAD_MULTIPLE_MODS:
 472                 case IPC_GLB_LOAD_LIBRARY:
 473                         skl->mod_load_complete = true;
 474                         skl->mod_load_status = false;
 475                         wake_up(&skl->mod_load_wait);
 476                         break;
 477
 478                 default:
 479                         break;
 480
 481                 }
 482         }
 483
 484         spin_lock_irqsave(&ipc->dsp->spinlock, flags);
 485         sst_ipc_tx_msg_reply_complete(ipc, msg);
 486         spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
 487 }
 488
 489 irqreturn_t skl_dsp_irq_thread_handler(int irq, void *context)
 490 {
 491         struct sst_dsp *dsp = context;
 492         struct skl_dev *skl = dsp->thread_context;
 493         struct sst_generic_ipc *ipc = &skl->ipc;
 494         struct skl_ipc_header header = {0};
 495         u32 hipcie, hipct, hipcte;
 496         int ipc_irq = 0;
 497
 498         if (dsp->intr_status & SKL_ADSPIS_CL_DMA)
 499                 skl_cldma_process_intr(dsp);
 500
 501         /* Here we handle IPC interrupts only */
 502         if (!(dsp->intr_status & SKL_ADSPIS_IPC))
 503                 return IRQ_NONE;
 504
 505         hipcie = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCIE);
 506         hipct = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCT);
 507         hipcte = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCTE);
 508
 509         /* reply message from DSP */
 510         if (hipcie & SKL_ADSP_REG_HIPCIE_DONE) {
 511                 sst_dsp_shim_update_bits(dsp, SKL_ADSP_REG_HIPCCTL,
 512                         SKL_ADSP_REG_HIPCCTL_DONE, 0);
 513
 514                 /* clear DONE bit - tell DSP we have completed the operation */
 515                 sst_dsp_shim_update_bits_forced(dsp, SKL_ADSP_REG_HIPCIE,
 516                         SKL_ADSP_REG_HIPCIE_DONE, SKL_ADSP_REG_HIPCIE_DONE);
 517
 518                 ipc_irq = 1;
 519
 520                 /* unmask Done interrupt */
 521                 sst_dsp_shim_update_bits(dsp, SKL_ADSP_REG_HIPCCTL,
 522                         SKL_ADSP_REG_HIPCCTL_DONE, SKL_ADSP_REG_HIPCCTL_DONE);
 523         }
 524
 525         /* New message from DSP */
 526         if (hipct & SKL_ADSP_REG_HIPCT_BUSY) {
 527                 header.primary = hipct;
 528                 header.extension = hipcte;
 529                 dev_dbg(dsp->dev, "IPC irq: Firmware respond primary:%x\n",
 530                                                 header.primary);
 531                 dev_dbg(dsp->dev, "IPC irq: Firmware respond extension:%x\n",
 532                                                 header.extension);
 533
 534                 if (IPC_GLB_NOTIFY_RSP_TYPE(header.primary)) {
 535                         /* Handle Immediate reply from DSP Core */
 536                         skl_ipc_process_reply(ipc, header);
 537                 } else {
 538                         dev_dbg(dsp->dev, "IPC irq: Notification from firmware\n");
 539                         skl_ipc_process_notification(ipc, header);
 540                 }
 541                 /* clear  busy interrupt */
 542                 sst_dsp_shim_update_bits_forced(dsp, SKL_ADSP_REG_HIPCT,
 543                         SKL_ADSP_REG_HIPCT_BUSY, SKL_ADSP_REG_HIPCT_BUSY);
 544                 ipc_irq = 1;
 545         }
 546
 547         if (ipc_irq == 0)
 548                 return IRQ_NONE;
 549
 550         skl_ipc_int_enable(dsp);
 551
 552         /* continue to send any remaining messages... */
 553         schedule_work(&ipc->kwork);
 554
 555         return IRQ_HANDLED;
 556 }
 557
 558 void skl_ipc_int_enable(struct sst_dsp *ctx)
 559 {
 560         sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_ADSPIC,
 561                         SKL_ADSPIC_IPC, SKL_ADSPIC_IPC);
 562 }
 563
 564 void skl_ipc_int_disable(struct sst_dsp *ctx)
 565 {
 566         sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_ADSPIC,
 567                         SKL_ADSPIC_IPC, 0);
 568 }
 569
 570 void skl_ipc_op_int_enable(struct sst_dsp *ctx)
 571 {
 572         /* enable IPC DONE interrupt */
 573         sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_HIPCCTL,
 574                 SKL_ADSP_REG_HIPCCTL_DONE, SKL_ADSP_REG_HIPCCTL_DONE);
 575
 576         /* Enable IPC BUSY interrupt */
 577         sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_HIPCCTL,
 578                 SKL_ADSP_REG_HIPCCTL_BUSY, SKL_ADSP_REG_HIPCCTL_BUSY);
 579 }
 580
 581 void skl_ipc_op_int_disable(struct sst_dsp *ctx)
 582 {
 583         /* disable IPC DONE interrupt */
 584         sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_HIPCCTL,
 585                                         SKL_ADSP_REG_HIPCCTL_DONE, 0);
 586
 587         /* Disable IPC BUSY interrupt */
 588         sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_HIPCCTL,
 589                                         SKL_ADSP_REG_HIPCCTL_BUSY, 0);
 590
 591 }
 592
 593 bool skl_ipc_int_status(struct sst_dsp *ctx)
 594 {
 595         return sst_dsp_shim_read_unlocked(ctx,
 596                         SKL_ADSP_REG_ADSPIS) & SKL_ADSPIS_IPC;
 597 }
 598
 599 int skl_ipc_init(struct device *dev, struct skl_dev *skl)
 600 {
 601         struct sst_generic_ipc *ipc;
 602         int err;
 603
 604         ipc = &skl->ipc;
 605         ipc->dsp = skl->dsp;
 606         ipc->dev = dev;
 607
 608         ipc->tx_data_max_size = SKL_ADSP_W1_SZ;
 609         ipc->rx_data_max_size = SKL_ADSP_W0_UP_SZ;
 610
 611         err = sst_ipc_init(ipc);
 612         if (err)
 613                 return err;
 614
 615         ipc->ops.tx_msg = skl_ipc_tx_msg;
 616         ipc->ops.tx_data_copy = skl_ipc_tx_data_copy;
 617         ipc->ops.is_dsp_busy = skl_ipc_is_dsp_busy;
 618
 619         return 0;
 620 }
 621
 622 void skl_ipc_free(struct sst_generic_ipc *ipc)
 623 {
 624         /* Disable IPC DONE interrupt */
 625         sst_dsp_shim_update_bits(ipc->dsp, SKL_ADSP_REG_HIPCCTL,
 626                 SKL_ADSP_REG_HIPCCTL_DONE, 0);
 627
 628         /* Disable IPC BUSY interrupt */
 629         sst_dsp_shim_update_bits(ipc->dsp, SKL_ADSP_REG_HIPCCTL,
 630                 SKL_ADSP_REG_HIPCCTL_BUSY, 0);
 631
 632         sst_ipc_fini(ipc);
 633 }
 634
 635 int skl_ipc_create_pipeline(struct sst_generic_ipc *ipc,
 636                 u16 ppl_mem_size, u8 ppl_type, u8 instance_id, u8 lp_mode)
 637 {
 638         struct skl_ipc_header header = {0};
 639         struct sst_ipc_message request = {0};
 640         int ret;
 641
 642         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 643         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 644         header.primary |= IPC_GLB_TYPE(IPC_GLB_CREATE_PPL);
 645         header.primary |= IPC_INSTANCE_ID(instance_id);
 646         header.primary |= IPC_PPL_TYPE(ppl_type);
 647         header.primary |= IPC_PPL_MEM_SIZE(ppl_mem_size);
 648
 649         header.extension = IPC_PPL_LP_MODE(lp_mode);
 650         request.header = *(u64 *)(&header);
 651
 652         dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
 653         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 654         if (ret < 0) {
 655                 dev_err(ipc->dev, "ipc: create pipeline fail, err: %d\n", ret);
 656                 return ret;
 657         }
 658
 659         return ret;
 660 }
 661 EXPORT_SYMBOL_GPL(skl_ipc_create_pipeline);
 662
 663 int skl_ipc_delete_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
 664 {
 665         struct skl_ipc_header header = {0};
 666         struct sst_ipc_message request = {0};
 667         int ret;
 668
 669         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 670         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 671         header.primary |= IPC_GLB_TYPE(IPC_GLB_DELETE_PPL);
 672         header.primary |= IPC_INSTANCE_ID(instance_id);
 673         request.header = *(u64 *)(&header);
 674
 675         dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
 676         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 677         if (ret < 0) {
 678                 dev_err(ipc->dev, "ipc: delete pipeline failed, err %d\n", ret);
 679                 return ret;
 680         }
 681
 682         return 0;
 683 }
 684 EXPORT_SYMBOL_GPL(skl_ipc_delete_pipeline);
 685
 686 int skl_ipc_set_pipeline_state(struct sst_generic_ipc *ipc,
 687                 u8 instance_id, enum skl_ipc_pipeline_state state)
 688 {
 689         struct skl_ipc_header header = {0};
 690         struct sst_ipc_message request = {0};
 691         int ret;
 692
 693         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 694         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 695         header.primary |= IPC_GLB_TYPE(IPC_GLB_SET_PPL_STATE);
 696         header.primary |= IPC_INSTANCE_ID(instance_id);
 697         header.primary |= IPC_PPL_STATE(state);
 698         request.header = *(u64 *)(&header);
 699
 700         dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
 701         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 702         if (ret < 0) {
 703                 dev_err(ipc->dev, "ipc: set pipeline state failed, err: %d\n", ret);
 704                 return ret;
 705         }
 706         return ret;
 707 }
 708 EXPORT_SYMBOL_GPL(skl_ipc_set_pipeline_state);
 709
 710 int
 711 skl_ipc_save_pipeline(struct sst_generic_ipc *ipc, u8 instance_id, int dma_id)
 712 {
 713         struct skl_ipc_header header = {0};
 714         struct sst_ipc_message request = {0};
 715         int ret;
 716
 717         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 718         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 719         header.primary |= IPC_GLB_TYPE(IPC_GLB_SAVE_PPL);
 720         header.primary |= IPC_INSTANCE_ID(instance_id);
 721
 722         header.extension = IPC_DMA_ID(dma_id);
 723         request.header = *(u64 *)(&header);
 724
 725         dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
 726         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 727         if (ret < 0) {
 728                 dev_err(ipc->dev, "ipc: save pipeline failed, err: %d\n", ret);
 729                 return ret;
 730         }
 731
 732         return ret;
 733 }
 734 EXPORT_SYMBOL_GPL(skl_ipc_save_pipeline);
 735
 736 int skl_ipc_restore_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
 737 {
 738         struct skl_ipc_header header = {0};
 739         struct sst_ipc_message request = {0};
 740         int ret;
 741
 742         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 743         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 744         header.primary |= IPC_GLB_TYPE(IPC_GLB_RESTORE_PPL);
 745         header.primary |= IPC_INSTANCE_ID(instance_id);
 746         request.header = *(u64 *)(&header);
 747
 748         dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
 749         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 750         if (ret < 0) {
 751                 dev_err(ipc->dev, "ipc: restore  pipeline failed, err: %d\n", ret);
 752                 return ret;
 753         }
 754
 755         return ret;
 756 }
 757 EXPORT_SYMBOL_GPL(skl_ipc_restore_pipeline);
 758
 759 int skl_ipc_set_dx(struct sst_generic_ipc *ipc, u8 instance_id,
 760                 u16 module_id, struct skl_ipc_dxstate_info *dx)
 761 {
 762         struct skl_ipc_header header = {0};
 763         struct sst_ipc_message request;
 764         int ret;
 765
 766         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 767         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 768         header.primary |= IPC_GLB_TYPE(IPC_MOD_SET_DX);
 769         header.primary |= IPC_MOD_INSTANCE_ID(instance_id);
 770         header.primary |= IPC_MOD_ID(module_id);
 771
 772         request.header = *(u64 *)(&header);
 773         request.data = dx;
 774         request.size = sizeof(*dx);
 775
 776         dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
 777                          header.primary, header.extension);
 778         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 779         if (ret < 0) {
 780                 dev_err(ipc->dev, "ipc: set dx failed, err %d\n", ret);
 781                 return ret;
 782         }
 783
 784         return ret;
 785 }
 786 EXPORT_SYMBOL_GPL(skl_ipc_set_dx);
 787
 788 int skl_ipc_init_instance(struct sst_generic_ipc *ipc,
 789                 struct skl_ipc_init_instance_msg *msg, void *param_data)
 790 {
 791         struct skl_ipc_header header = {0};
 792         struct sst_ipc_message request;
 793         int ret;
 794         u32 *buffer = (u32 *)param_data;
 795          /* param_block_size must be in dwords */
 796         u16 param_block_size = msg->param_data_size / sizeof(u32);
 797
 798         print_hex_dump_debug("Param data:", DUMP_PREFIX_NONE,
 799                 16, 4, buffer, param_block_size, false);
 800
 801         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 802         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 803         header.primary |= IPC_GLB_TYPE(IPC_MOD_INIT_INSTANCE);
 804         header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
 805         header.primary |= IPC_MOD_ID(msg->module_id);
 806
 807         header.extension = IPC_CORE_ID(msg->core_id);
 808         header.extension |= IPC_PPL_INSTANCE_ID(msg->ppl_instance_id);
 809         header.extension |= IPC_PARAM_BLOCK_SIZE(param_block_size);
 810         header.extension |= IPC_DOMAIN(msg->domain);
 811
 812         request.header = *(u64 *)(&header);
 813         request.data = param_data;
 814         request.size = msg->param_data_size;
 815
 816         dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
 817                          header.primary, header.extension);
 818         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 819
 820         if (ret < 0) {
 821                 dev_err(ipc->dev, "ipc: init instance failed\n");
 822                 return ret;
 823         }
 824
 825         return ret;
 826 }
 827 EXPORT_SYMBOL_GPL(skl_ipc_init_instance);
 828
 829 int skl_ipc_bind_unbind(struct sst_generic_ipc *ipc,
 830                 struct skl_ipc_bind_unbind_msg *msg)
 831 {
 832         struct skl_ipc_header header = {0};
 833         struct sst_ipc_message request = {0};
 834         u8 bind_unbind = msg->bind ? IPC_MOD_BIND : IPC_MOD_UNBIND;
 835         int ret;
 836
 837         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 838         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 839         header.primary |= IPC_GLB_TYPE(bind_unbind);
 840         header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
 841         header.primary |= IPC_MOD_ID(msg->module_id);
 842
 843         header.extension = IPC_DST_MOD_ID(msg->dst_module_id);
 844         header.extension |= IPC_DST_MOD_INSTANCE_ID(msg->dst_instance_id);
 845         header.extension |= IPC_DST_QUEUE(msg->dst_queue);
 846         header.extension |= IPC_SRC_QUEUE(msg->src_queue);
 847         request.header = *(u64 *)(&header);
 848
 849         dev_dbg(ipc->dev, "In %s hdr=%x ext=%x\n", __func__, header.primary,
 850                          header.extension);
 851         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 852         if (ret < 0) {
 853                 dev_err(ipc->dev, "ipc: bind/unbind failed\n");
 854                 return ret;
 855         }
 856
 857         return ret;
 858 }
 859 EXPORT_SYMBOL_GPL(skl_ipc_bind_unbind);
 860
 861 /*
 862  * In order to load a module we need to send IPC to initiate that. DMA will
 863  * performed to load the module memory. The FW supports multiple module load
 864  * at single shot, so we can send IPC with N modules represented by
 865  * module_cnt
 866  */
 867 int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
 868                                 u8 module_cnt, void *data)
 869 {
 870         struct skl_ipc_header header = {0};
 871         struct sst_ipc_message request;
 872         int ret;
 873
 874         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 875         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 876         header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_MULTIPLE_MODS);
 877         header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
 878
 879         request.header = *(u64 *)(&header);
 880         request.data = data;
 881         request.size = sizeof(u16) * module_cnt;
 882
 883         ret = sst_ipc_tx_message_nowait(ipc, request);
 884         if (ret < 0)
 885                 dev_err(ipc->dev, "ipc: load modules failed :%d\n", ret);
 886
 887         return ret;
 888 }
 889 EXPORT_SYMBOL_GPL(skl_ipc_load_modules);
 890
 891 int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, u8 module_cnt,
 892                                                         void *data)
 893 {
 894         struct skl_ipc_header header = {0};
 895         struct sst_ipc_message request;
 896         int ret;
 897
 898         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
 899         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 900         header.primary |= IPC_GLB_TYPE(IPC_GLB_UNLOAD_MULTIPLE_MODS);
 901         header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
 902
 903         request.header = *(u64 *)(&header);
 904         request.data = data;
 905         request.size = sizeof(u16) * module_cnt;
 906
 907         ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 908         if (ret < 0)
 909                 dev_err(ipc->dev, "ipc: unload modules failed :%d\n", ret);
 910
 911         return ret;
 912 }
 913 EXPORT_SYMBOL_GPL(skl_ipc_unload_modules);
 914
 915 int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
 916                 struct skl_ipc_large_config_msg *msg, u32 *param)
 917 {
 918         struct skl_ipc_header header = {0};
 919         struct sst_ipc_message request;
 920         int ret = 0;
 921         size_t sz_remaining, tx_size, data_offset;
 922
 923         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 924         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 925         header.primary |= IPC_GLB_TYPE(IPC_MOD_LARGE_CONFIG_SET);
 926         header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
 927         header.primary |= IPC_MOD_ID(msg->module_id);
 928
 929         header.extension = IPC_DATA_OFFSET_SZ(msg->param_data_size);
 930         header.extension |= IPC_LARGE_PARAM_ID(msg->large_param_id);
 931         header.extension |= IPC_FINAL_BLOCK(0);
 932         header.extension |= IPC_INITIAL_BLOCK(1);
 933
 934         sz_remaining = msg->param_data_size;
 935         data_offset = 0;
 936         while (sz_remaining != 0) {
 937                 tx_size = sz_remaining > SKL_ADSP_W1_SZ
 938                                 ? SKL_ADSP_W1_SZ : sz_remaining;
 939                 if (tx_size == sz_remaining)
 940                         header.extension |= IPC_FINAL_BLOCK(1);
 941
 942                 dev_dbg(ipc->dev, "In %s primary=%#x ext=%#x\n", __func__,
 943                         header.primary, header.extension);
 944                 dev_dbg(ipc->dev, "transmitting offset: %#x, size: %#x\n",
 945                         (unsigned)data_offset, (unsigned)tx_size);
 946
 947                 request.header = *(u64 *)(&header);
 948                 request.data = ((char *)param) + data_offset;
 949                 request.size = tx_size;
 950                 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
 951                 if (ret < 0) {
 952                         dev_err(ipc->dev,
 953                                 "ipc: set large config fail, err: %d\n", ret);
 954                         return ret;
 955                 }
 956                 sz_remaining -= tx_size;
 957                 data_offset = msg->param_data_size - sz_remaining;
 958
 959                 /* clear the fields */
 960                 header.extension &= IPC_INITIAL_BLOCK_CLEAR;
 961                 header.extension &= IPC_DATA_OFFSET_SZ_CLEAR;
 962                 /* fill the fields */
 963                 header.extension |= IPC_INITIAL_BLOCK(0);
 964                 header.extension |= IPC_DATA_OFFSET_SZ(data_offset);
 965         }
 966
 967         return ret;
 968 }
 969 EXPORT_SYMBOL_GPL(skl_ipc_set_large_config);
 970
 971 int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
 972                 struct skl_ipc_large_config_msg *msg,
 973                 u32 **payload, size_t *bytes)
 974 {
 975         struct skl_ipc_header header = {0};
 976         struct sst_ipc_message request, reply = {0};
 977         unsigned int *buf;
 978         int ret;
 979
 980         reply.data = kzalloc(SKL_ADSP_W1_SZ, GFP_KERNEL);
 981         if (!reply.data)
 982                 return -ENOMEM;
 983
 984         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
 985         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
 986         header.primary |= IPC_GLB_TYPE(IPC_MOD_LARGE_CONFIG_GET);
 987         header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
 988         header.primary |= IPC_MOD_ID(msg->module_id);
 989
 990         header.extension = IPC_DATA_OFFSET_SZ(msg->param_data_size);
 991         header.extension |= IPC_LARGE_PARAM_ID(msg->large_param_id);
 992         header.extension |= IPC_FINAL_BLOCK(1);
 993         header.extension |= IPC_INITIAL_BLOCK(1);
 994
 995         request.header = *(u64 *)&header;
 996         request.data = *payload;
 997         request.size = *bytes;
 998         reply.size = SKL_ADSP_W1_SZ;
 999
1000         ret = sst_ipc_tx_message_wait(ipc, request, &reply);
1001         if (ret < 0)
1002                 dev_err(ipc->dev, "ipc: get large config fail, err: %d\n", ret);
1003
1004         reply.size = (reply.header >> 32) & IPC_DATA_OFFSET_SZ_MASK;
1005         buf = krealloc(reply.data, reply.size, GFP_KERNEL);
1006         if (!buf) {
1007                 kfree(reply.data);
1008                 return -ENOMEM;
1009         }
1010         *payload = buf;
1011         *bytes = reply.size;
1012
1013         return ret;
1014 }
1015 EXPORT_SYMBOL_GPL(skl_ipc_get_large_config);
1016
1017 int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
1018                                 u8 dma_id, u8 table_id, bool wait)
1019 {
1020         struct skl_ipc_header header = {0};
1021         struct sst_ipc_message request = {0};
1022         int ret = 0;
1023
1024         header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
1025         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
1026         header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_LIBRARY);
1027         header.primary |= IPC_MOD_INSTANCE_ID(table_id);
1028         header.primary |= IPC_MOD_ID(dma_id);
1029         request.header = *(u64 *)(&header);
1030
1031         if (wait)
1032                 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
1033         else
1034                 ret = sst_ipc_tx_message_nowait(ipc, request);
1035
1036         if (ret < 0)
1037                 dev_err(ipc->dev, "ipc: load lib failed\n");
1038
1039         return ret;
1040 }
1041 EXPORT_SYMBOL_GPL(skl_sst_ipc_load_library);
1042
1043 int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
1044 {
1045         struct skl_ipc_header header = {0};
1046         struct sst_ipc_message request = {0};
1047         int ret;
1048
1049         header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
1050         header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
1051         header.primary |= IPC_GLB_TYPE(IPC_MOD_SET_D0IX);
1052         header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
1053         header.primary |= IPC_MOD_ID(msg->module_id);
1054
1055         header.extension = IPC_D0IX_WAKE(msg->wake);
1056         header.extension |= IPC_D0IX_STREAMING(msg->streaming);
1057         request.header = *(u64 *)(&header);
1058
1059         dev_dbg(ipc->dev, "In %s primary=%x ext=%x\n", __func__,
1060                         header.primary, header.extension);
1061
1062         /*
1063          * Use the nopm IPC here as we dont want it checking for D0iX
1064          */
1065         ret = sst_ipc_tx_message_nopm(ipc, request, NULL);
1066         if (ret < 0)
1067                 dev_err(ipc->dev, "ipc: set d0ix failed, err %d\n", ret);
1068
1069         return ret;
1070 }
1071 EXPORT_SYMBOL_GPL(skl_ipc_set_d0ix);