drivers/net/wireless/intel/iwlwifi/mvm/fw.c

   1 /******************************************************************************
   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  * GPL LICENSE SUMMARY
   7  *
   8  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
   9  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  10  * Copyright(c) 2016 Intel Deutschland GmbH
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of version 2 of the GNU General Public License as
  14  * published by the Free Software Foundation.
  15  *
  16  * This program is distributed in the hope that it will be useful, but
  17  * WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * General Public License for more details.
  20  *
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  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  24  * USA
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  27  * in the file called COPYING.
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  29  * Contact Information:
  30  *  Intel Linux Wireless <linuxwifi@intel.com>
  31  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  32  *
  33  * BSD LICENSE
  34  *
  35  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
  36  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
  37  * All rights reserved.
  38  *
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  40  * modification, are permitted provided that the following conditions
  41  * are met:
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  43  *  * Redistributions of source code must retain the above copyright
  44  *    notice, this list of conditions and the following disclaimer.
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  47  *    the documentation and/or other materials provided with the
  48  *    distribution.
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  50  *    contributors may be used to endorse or promote products derived
  51  *    from this software without specific prior written permission.
  52  *
  53  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  54  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  55  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  56  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  57  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  58  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  59  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  60  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  61  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  62  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  63  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  64  *
  65  *****************************************************************************/
  66 #include <net/mac80211.h>
  67
  68 #include "iwl-trans.h"
  69 #include "iwl-op-mode.h"
  70 #include "iwl-fw.h"
  71 #include "iwl-debug.h"
  72 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
  73 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
  74 #include "iwl-prph.h"
  75 #include "iwl-eeprom-parse.h"
  76
  77 #include "mvm.h"
  78 #include "fw-dbg.h"
  79 #include "iwl-phy-db.h"
  80
  81 #define MVM_UCODE_ALIVE_TIMEOUT HZ
  82 #define MVM_UCODE_CALIB_TIMEOUT (2*HZ)
  83
  84 #define UCODE_VALID_OK  cpu_to_le32(0x1)
  85
  86 struct iwl_mvm_alive_data {
  87         bool valid;
  88         u32 scd_base_addr;
  89 };
  90
  91 static inline const struct fw_img *
  92 iwl_get_ucode_image(struct iwl_mvm *mvm, enum iwl_ucode_type ucode_type)
  93 {
  94         if (ucode_type >= IWL_UCODE_TYPE_MAX)
  95                 return NULL;
  96
  97         return &mvm->fw->img[ucode_type];
  98 }
  99
 100 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
 101 {
 102         struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
 103                 .valid = cpu_to_le32(valid_tx_ant),
 104         };
 105
 106         IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
 107         return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
 108                                     sizeof(tx_ant_cmd), &tx_ant_cmd);
 109 }
 110
 111 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
 112 {
 113         int i;
 114         struct iwl_rss_config_cmd cmd = {
 115                 .flags = cpu_to_le32(IWL_RSS_ENABLE),
 116                 .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
 117                              IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
 118                              IWL_RSS_HASH_TYPE_IPV6_TCP |
 119                              IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
 120         };
 121
 122         for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
 123                 cmd.indirection_table[i] = i % mvm->trans->num_rx_queues;
 124         memcpy(cmd.secret_key, mvm->secret_key, sizeof(cmd.secret_key));
 125
 126         return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
 127 }
 128
 129 void iwl_free_fw_paging(struct iwl_mvm *mvm)
 130 {
 131         int i;
 132
 133         if (!mvm->fw_paging_db[0].fw_paging_block)
 134                 return;
 135
 136         for (i = 0; i < NUM_OF_FW_PAGING_BLOCKS; i++) {
 137                 if (!mvm->fw_paging_db[i].fw_paging_block) {
 138                         IWL_DEBUG_FW(mvm,
 139                                      "Paging: block %d already freed, continue to next page\n",
 140                                      i);
 141
 142                         continue;
 143                 }
 144
 145                 __free_pages(mvm->fw_paging_db[i].fw_paging_block,
 146                              get_order(mvm->fw_paging_db[i].fw_paging_size));
 147                 mvm->fw_paging_db[i].fw_paging_block = NULL;
 148         }
 149         kfree(mvm->trans->paging_download_buf);
 150         mvm->trans->paging_download_buf = NULL;
 151         mvm->trans->paging_db = NULL;
 152
 153         memset(mvm->fw_paging_db, 0, sizeof(mvm->fw_paging_db));
 154 }
 155
 156 static int iwl_fill_paging_mem(struct iwl_mvm *mvm, const struct fw_img *image)
 157 {
 158         int sec_idx, idx;
 159         u32 offset = 0;
 160
 161         /*
 162          * find where is the paging image start point:
 163          * if CPU2 exist and it's in paging format, then the image looks like:
 164          * CPU1 sections (2 or more)
 165          * CPU1_CPU2_SEPARATOR_SECTION delimiter - separate between CPU1 to CPU2
 166          * CPU2 sections (not paged)
 167          * PAGING_SEPARATOR_SECTION delimiter - separate between CPU2
 168          * non paged to CPU2 paging sec
 169          * CPU2 paging CSS
 170          * CPU2 paging image (including instruction and data)
 171          */
 172         for (sec_idx = 0; sec_idx < IWL_UCODE_SECTION_MAX; sec_idx++) {
 173                 if (image->sec[sec_idx].offset == PAGING_SEPARATOR_SECTION) {
 174                         sec_idx++;
 175                         break;
 176                 }
 177         }
 178
 179         if (sec_idx >= IWL_UCODE_SECTION_MAX) {
 180                 IWL_ERR(mvm, "driver didn't find paging image\n");
 181                 iwl_free_fw_paging(mvm);
 182                 return -EINVAL;
 183         }
 184
 185         /* copy the CSS block to the dram */
 186         IWL_DEBUG_FW(mvm, "Paging: load paging CSS to FW, sec = %d\n",
 187                      sec_idx);
 188
 189         memcpy(page_address(mvm->fw_paging_db[0].fw_paging_block),
 190                image->sec[sec_idx].data,
 191                mvm->fw_paging_db[0].fw_paging_size);
 192
 193         IWL_DEBUG_FW(mvm,
 194                      "Paging: copied %d CSS bytes to first block\n",
 195                      mvm->fw_paging_db[0].fw_paging_size);
 196
 197         sec_idx++;
 198
 199         /*
 200          * copy the paging blocks to the dram
 201          * loop index start from 1 since that CSS block already copied to dram
 202          * and CSS index is 0.
 203          * loop stop at num_of_paging_blk since that last block is not full.
 204          */
 205         for (idx = 1; idx < mvm->num_of_paging_blk; idx++) {
 206                 memcpy(page_address(mvm->fw_paging_db[idx].fw_paging_block),
 207                        image->sec[sec_idx].data + offset,
 208                        mvm->fw_paging_db[idx].fw_paging_size);
 209
 210                 IWL_DEBUG_FW(mvm,
 211                              "Paging: copied %d paging bytes to block %d\n",
 212                              mvm->fw_paging_db[idx].fw_paging_size,
 213                              idx);
 214
 215                 offset += mvm->fw_paging_db[idx].fw_paging_size;
 216         }
 217
 218         /* copy the last paging block */
 219         if (mvm->num_of_pages_in_last_blk > 0) {
 220                 memcpy(page_address(mvm->fw_paging_db[idx].fw_paging_block),
 221                        image->sec[sec_idx].data + offset,
 222                        FW_PAGING_SIZE * mvm->num_of_pages_in_last_blk);
 223
 224                 IWL_DEBUG_FW(mvm,
 225                              "Paging: copied %d pages in the last block %d\n",
 226                              mvm->num_of_pages_in_last_blk, idx);
 227         }
 228
 229         return 0;
 230 }
 231
 232 static int iwl_alloc_fw_paging_mem(struct iwl_mvm *mvm,
 233                                    const struct fw_img *image)
 234 {
 235         struct page *block;
 236         dma_addr_t phys = 0;
 237         int blk_idx = 0;
 238         int order, num_of_pages;
 239         int dma_enabled;
 240
 241         if (mvm->fw_paging_db[0].fw_paging_block)
 242                 return 0;
 243
 244         dma_enabled = is_device_dma_capable(mvm->trans->dev);
 245
 246         /* ensure BLOCK_2_EXP_SIZE is power of 2 of PAGING_BLOCK_SIZE */
 247         BUILD_BUG_ON(BIT(BLOCK_2_EXP_SIZE) != PAGING_BLOCK_SIZE);
 248
 249         num_of_pages = image->paging_mem_size / FW_PAGING_SIZE;
 250         mvm->num_of_paging_blk = ((num_of_pages - 1) /
 251                                     NUM_OF_PAGE_PER_GROUP) + 1;
 252
 253         mvm->num_of_pages_in_last_blk =
 254                 num_of_pages -
 255                 NUM_OF_PAGE_PER_GROUP * (mvm->num_of_paging_blk - 1);
 256
 257         IWL_DEBUG_FW(mvm,
 258                      "Paging: allocating mem for %d paging blocks, each block holds 8 pages, last block holds %d pages\n",
 259                      mvm->num_of_paging_blk,
 260                      mvm->num_of_pages_in_last_blk);
 261
 262         /* allocate block of 4Kbytes for paging CSS */
 263         order = get_order(FW_PAGING_SIZE);
 264         block = alloc_pages(GFP_KERNEL, order);
 265         if (!block) {
 266                 /* free all the previous pages since we failed */
 267                 iwl_free_fw_paging(mvm);
 268                 return -ENOMEM;
 269         }
 270
 271         mvm->fw_paging_db[blk_idx].fw_paging_block = block;
 272         mvm->fw_paging_db[blk_idx].fw_paging_size = FW_PAGING_SIZE;
 273
 274         if (dma_enabled) {
 275                 phys = dma_map_page(mvm->trans->dev, block, 0,
 276                                     PAGE_SIZE << order, DMA_BIDIRECTIONAL);
 277                 if (dma_mapping_error(mvm->trans->dev, phys)) {
 278                         /*
 279                          * free the previous pages and the current one since
 280                          * we failed to map_page.
 281                          */
 282                         iwl_free_fw_paging(mvm);
 283                         return -ENOMEM;
 284                 }
 285                 mvm->fw_paging_db[blk_idx].fw_paging_phys = phys;
 286         } else {
 287                 mvm->fw_paging_db[blk_idx].fw_paging_phys = PAGING_ADDR_SIG |
 288                         blk_idx << BLOCK_2_EXP_SIZE;
 289         }
 290
 291         IWL_DEBUG_FW(mvm,
 292                      "Paging: allocated 4K(CSS) bytes (order %d) for firmware paging.\n",
 293                      order);
 294
 295         /*
 296          * allocate blocks in dram.
 297          * since that CSS allocated in fw_paging_db[0] loop start from index 1
 298          */
 299         for (blk_idx = 1; blk_idx < mvm->num_of_paging_blk + 1; blk_idx++) {
 300                 /* allocate block of PAGING_BLOCK_SIZE (32K) */
 301                 order = get_order(PAGING_BLOCK_SIZE);
 302                 block = alloc_pages(GFP_KERNEL, order);
 303                 if (!block) {
 304                         /* free all the previous pages since we failed */
 305                         iwl_free_fw_paging(mvm);
 306                         return -ENOMEM;
 307                 }
 308
 309                 mvm->fw_paging_db[blk_idx].fw_paging_block = block;
 310                 mvm->fw_paging_db[blk_idx].fw_paging_size = PAGING_BLOCK_SIZE;
 311
 312                 if (dma_enabled) {
 313                         phys = dma_map_page(mvm->trans->dev, block, 0,
 314                                             PAGE_SIZE << order,
 315                                             DMA_BIDIRECTIONAL);
 316                         if (dma_mapping_error(mvm->trans->dev, phys)) {
 317                                 /*
 318                                  * free the previous pages and the current one
 319                                  * since we failed to map_page.
 320                                  */
 321                                 iwl_free_fw_paging(mvm);
 322                                 return -ENOMEM;
 323                         }
 324                         mvm->fw_paging_db[blk_idx].fw_paging_phys = phys;
 325                 } else {
 326                         mvm->fw_paging_db[blk_idx].fw_paging_phys =
 327                                 PAGING_ADDR_SIG |
 328                                 blk_idx << BLOCK_2_EXP_SIZE;
 329                 }
 330
 331                 IWL_DEBUG_FW(mvm,
 332                              "Paging: allocated 32K bytes (order %d) for firmware paging.\n",
 333                              order);
 334         }
 335
 336         return 0;
 337 }
 338
 339 static int iwl_save_fw_paging(struct iwl_mvm *mvm,
 340                               const struct fw_img *fw)
 341 {
 342         int ret;
 343
 344         ret = iwl_alloc_fw_paging_mem(mvm, fw);
 345         if (ret)
 346                 return ret;
 347
 348         return iwl_fill_paging_mem(mvm, fw);
 349 }
 350
 351 /* send paging cmd to FW in case CPU2 has paging image */
 352 static int iwl_send_paging_cmd(struct iwl_mvm *mvm, const struct fw_img *fw)
 353 {
 354         int blk_idx;
 355         __le32 dev_phy_addr;
 356         struct iwl_fw_paging_cmd fw_paging_cmd = {
 357                 .flags =
 358                         cpu_to_le32(PAGING_CMD_IS_SECURED |
 359                                     PAGING_CMD_IS_ENABLED |
 360                                     (mvm->num_of_pages_in_last_blk <<
 361                                     PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS)),
 362                 .block_size = cpu_to_le32(BLOCK_2_EXP_SIZE),
 363                 .block_num = cpu_to_le32(mvm->num_of_paging_blk),
 364         };
 365
 366         /* loop for for all paging blocks + CSS block */
 367         for (blk_idx = 0; blk_idx < mvm->num_of_paging_blk + 1; blk_idx++) {
 368                 dev_phy_addr =
 369                         cpu_to_le32(mvm->fw_paging_db[blk_idx].fw_paging_phys >>
 370                                     PAGE_2_EXP_SIZE);
 371                 fw_paging_cmd.device_phy_addr[blk_idx] = dev_phy_addr;
 372         }
 373
 374         return iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(FW_PAGING_BLOCK_CMD,
 375                                                     IWL_ALWAYS_LONG_GROUP, 0),
 376                                     0, sizeof(fw_paging_cmd), &fw_paging_cmd);
 377 }
 378
 379 /*
 380  * Send paging item cmd to FW in case CPU2 has paging image
 381  */
 382 static int iwl_trans_get_paging_item(struct iwl_mvm *mvm)
 383 {
 384         int ret;
 385         struct iwl_fw_get_item_cmd fw_get_item_cmd = {
 386                 .item_id = cpu_to_le32(IWL_FW_ITEM_ID_PAGING),
 387         };
 388
 389         struct iwl_fw_get_item_resp *item_resp;
 390         struct iwl_host_cmd cmd = {
 391                 .id = iwl_cmd_id(FW_GET_ITEM_CMD, IWL_ALWAYS_LONG_GROUP, 0),
 392                 .flags = CMD_WANT_SKB | CMD_SEND_IN_RFKILL,
 393                 .data = { &fw_get_item_cmd, },
 394         };
 395
 396         cmd.len[0] = sizeof(struct iwl_fw_get_item_cmd);
 397
 398         ret = iwl_mvm_send_cmd(mvm, &cmd);
 399         if (ret) {
 400                 IWL_ERR(mvm,
 401                         "Paging: Failed to send FW_GET_ITEM_CMD cmd (err = %d)\n",
 402                         ret);
 403                 return ret;
 404         }
 405
 406         item_resp = (void *)((struct iwl_rx_packet *)cmd.resp_pkt)->data;
 407         if (item_resp->item_id != cpu_to_le32(IWL_FW_ITEM_ID_PAGING)) {
 408                 IWL_ERR(mvm,
 409                         "Paging: got wrong item in FW_GET_ITEM_CMD resp (item_id = %u)\n",
 410                         le32_to_cpu(item_resp->item_id));
 411                 ret = -EIO;
 412                 goto exit;
 413         }
 414
 415         mvm->trans->paging_download_buf = kzalloc(MAX_PAGING_IMAGE_SIZE,
 416                                                   GFP_KERNEL);
 417         if (!mvm->trans->paging_download_buf) {
 418                 ret = -ENOMEM;
 419                 goto exit;
 420         }
 421         mvm->trans->paging_req_addr = le32_to_cpu(item_resp->item_val);
 422         mvm->trans->paging_db = mvm->fw_paging_db;
 423         IWL_DEBUG_FW(mvm,
 424                      "Paging: got paging request address (paging_req_addr 0x%08x)\n",
 425                      mvm->trans->paging_req_addr);
 426
 427 exit:
 428         iwl_free_resp(&cmd);
 429
 430         return ret;
 431 }
 432
 433 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
 434                          struct iwl_rx_packet *pkt, void *data)
 435 {
 436         struct iwl_mvm *mvm =
 437                 container_of(notif_wait, struct iwl_mvm, notif_wait);
 438         struct iwl_mvm_alive_data *alive_data = data;
 439         struct mvm_alive_resp_ver1 *palive1;
 440         struct mvm_alive_resp_ver2 *palive2;
 441         struct mvm_alive_resp *palive;
 442
 443         if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive1)) {
 444                 palive1 = (void *)pkt->data;
 445
 446                 mvm->support_umac_log = false;
 447                 mvm->error_event_table =
 448                         le32_to_cpu(palive1->error_event_table_ptr);
 449                 mvm->log_event_table =
 450                         le32_to_cpu(palive1->log_event_table_ptr);
 451                 alive_data->scd_base_addr = le32_to_cpu(palive1->scd_base_ptr);
 452
 453                 alive_data->valid = le16_to_cpu(palive1->status) ==
 454                                     IWL_ALIVE_STATUS_OK;
 455                 IWL_DEBUG_FW(mvm,
 456                              "Alive VER1 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
 457                              le16_to_cpu(palive1->status), palive1->ver_type,
 458                              palive1->ver_subtype, palive1->flags);
 459         } else if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive2)) {
 460                 palive2 = (void *)pkt->data;
 461
 462                 mvm->error_event_table =
 463                         le32_to_cpu(palive2->error_event_table_ptr);
 464                 mvm->log_event_table =
 465                         le32_to_cpu(palive2->log_event_table_ptr);
 466                 alive_data->scd_base_addr = le32_to_cpu(palive2->scd_base_ptr);
 467                 mvm->umac_error_event_table =
 468                         le32_to_cpu(palive2->error_info_addr);
 469                 mvm->sf_space.addr = le32_to_cpu(palive2->st_fwrd_addr);
 470                 mvm->sf_space.size = le32_to_cpu(palive2->st_fwrd_size);
 471
 472                 alive_data->valid = le16_to_cpu(palive2->status) ==
 473                                     IWL_ALIVE_STATUS_OK;
 474                 if (mvm->umac_error_event_table)
 475                         mvm->support_umac_log = true;
 476
 477                 IWL_DEBUG_FW(mvm,
 478                              "Alive VER2 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
 479                              le16_to_cpu(palive2->status), palive2->ver_type,
 480                              palive2->ver_subtype, palive2->flags);
 481
 482                 IWL_DEBUG_FW(mvm,
 483                              "UMAC version: Major - 0x%x, Minor - 0x%x\n",
 484                              palive2->umac_major, palive2->umac_minor);
 485         } else if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
 486                 palive = (void *)pkt->data;
 487
 488                 mvm->error_event_table =
 489                         le32_to_cpu(palive->error_event_table_ptr);
 490                 mvm->log_event_table =
 491                         le32_to_cpu(palive->log_event_table_ptr);
 492                 alive_data->scd_base_addr = le32_to_cpu(palive->scd_base_ptr);
 493                 mvm->umac_error_event_table =
 494                         le32_to_cpu(palive->error_info_addr);
 495                 mvm->sf_space.addr = le32_to_cpu(palive->st_fwrd_addr);
 496                 mvm->sf_space.size = le32_to_cpu(palive->st_fwrd_size);
 497
 498                 alive_data->valid = le16_to_cpu(palive->status) ==
 499                                     IWL_ALIVE_STATUS_OK;
 500                 if (mvm->umac_error_event_table)
 501                         mvm->support_umac_log = true;
 502
 503                 IWL_DEBUG_FW(mvm,
 504                              "Alive VER3 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
 505                              le16_to_cpu(palive->status), palive->ver_type,
 506                              palive->ver_subtype, palive->flags);
 507
 508                 IWL_DEBUG_FW(mvm,
 509                              "UMAC version: Major - 0x%x, Minor - 0x%x\n",
 510                              le32_to_cpu(palive->umac_major),
 511                              le32_to_cpu(palive->umac_minor));
 512         }
 513
 514         return true;
 515 }
 516
 517 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
 518                                   struct iwl_rx_packet *pkt, void *data)
 519 {
 520         struct iwl_phy_db *phy_db = data;
 521
 522         if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
 523                 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
 524                 return true;
 525         }
 526
 527         WARN_ON(iwl_phy_db_set_section(phy_db, pkt, GFP_ATOMIC));
 528
 529         return false;
 530 }
 531
 532 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
 533                                          enum iwl_ucode_type ucode_type)
 534 {
 535         struct iwl_notification_wait alive_wait;
 536         struct iwl_mvm_alive_data alive_data;
 537         const struct fw_img *fw;
 538         int ret, i;
 539         enum iwl_ucode_type old_type = mvm->cur_ucode;
 540         static const u16 alive_cmd[] = { MVM_ALIVE };
 541         struct iwl_sf_region st_fwrd_space;
 542
 543         if (ucode_type == IWL_UCODE_REGULAR &&
 544             iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
 545             !(fw_has_capa(&mvm->fw->ucode_capa,
 546                           IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
 547                 fw = iwl_get_ucode_image(mvm, IWL_UCODE_REGULAR_USNIFFER);
 548         else
 549                 fw = iwl_get_ucode_image(mvm, ucode_type);
 550         if (WARN_ON(!fw))
 551                 return -EINVAL;
 552         mvm->cur_ucode = ucode_type;
 553         mvm->ucode_loaded = false;
 554
 555         iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
 556                                    alive_cmd, ARRAY_SIZE(alive_cmd),
 557                                    iwl_alive_fn, &alive_data);
 558
 559         ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT);
 560         if (ret) {
 561                 mvm->cur_ucode = old_type;
 562                 iwl_remove_notification(&mvm->notif_wait, &alive_wait);
 563                 return ret;
 564         }
 565
 566         /*
 567          * Some things may run in the background now, but we
 568          * just wait for the ALIVE notification here.
 569          */
 570         ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
 571                                     MVM_UCODE_ALIVE_TIMEOUT);
 572         if (ret) {
 573                 if (mvm->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000)
 574                         IWL_ERR(mvm,
 575                                 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
 576                                 iwl_read_prph(mvm->trans, SB_CPU_1_STATUS),
 577                                 iwl_read_prph(mvm->trans, SB_CPU_2_STATUS));
 578                 mvm->cur_ucode = old_type;
 579                 return ret;
 580         }
 581
 582         if (!alive_data.valid) {
 583                 IWL_ERR(mvm, "Loaded ucode is not valid!\n");
 584                 mvm->cur_ucode = old_type;
 585                 return -EIO;
 586         }
 587
 588         /*
 589          * update the sdio allocation according to the pointer we get in the
 590          * alive notification.
 591          */
 592         st_fwrd_space.addr = mvm->sf_space.addr;
 593         st_fwrd_space.size = mvm->sf_space.size;
 594         ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space);
 595         if (ret) {
 596                 IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret);
 597                 return ret;
 598         }
 599
 600         iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
 601
 602         /*
 603          * configure and operate fw paging mechanism.
 604          * driver configures the paging flow only once, CPU2 paging image
 605          * included in the IWL_UCODE_INIT image.
 606          */
 607         if (fw->paging_mem_size) {
 608                 /*
 609                  * When dma is not enabled, the driver needs to copy / write
 610                  * the downloaded / uploaded page to / from the smem.
 611                  * This gets the location of the place were the pages are
 612                  * stored.
 613                  */
 614                 if (!is_device_dma_capable(mvm->trans->dev)) {
 615                         ret = iwl_trans_get_paging_item(mvm);
 616                         if (ret) {
 617                                 IWL_ERR(mvm, "failed to get FW paging item\n");
 618                                 return ret;
 619                         }
 620                 }
 621
 622                 ret = iwl_save_fw_paging(mvm, fw);
 623                 if (ret) {
 624                         IWL_ERR(mvm, "failed to save the FW paging image\n");
 625                         return ret;
 626                 }
 627
 628                 ret = iwl_send_paging_cmd(mvm, fw);
 629                 if (ret) {
 630                         IWL_ERR(mvm, "failed to send the paging cmd\n");
 631                         iwl_free_fw_paging(mvm);
 632                         return ret;
 633                 }
 634         }
 635
 636         /*
 637          * Note: all the queues are enabled as part of the interface
 638          * initialization, but in firmware restart scenarios they
 639          * could be stopped, so wake them up. In firmware restart,
 640          * mac80211 will have the queues stopped as well until the
 641          * reconfiguration completes. During normal startup, they
 642          * will be empty.
 643          */
 644
 645         memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
 646         mvm->queue_info[IWL_MVM_CMD_QUEUE].hw_queue_refcount = 1;
 647
 648         for (i = 0; i < IEEE80211_MAX_QUEUES; i++)
 649                 atomic_set(&mvm->mac80211_queue_stop_count[i], 0);
 650
 651         mvm->ucode_loaded = true;
 652
 653         return 0;
 654 }
 655
 656 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
 657 {
 658         struct iwl_phy_cfg_cmd phy_cfg_cmd;
 659         enum iwl_ucode_type ucode_type = mvm->cur_ucode;
 660
 661         /* Set parameters */
 662         phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
 663         phy_cfg_cmd.calib_control.event_trigger =
 664                 mvm->fw->default_calib[ucode_type].event_trigger;
 665         phy_cfg_cmd.calib_control.flow_trigger =
 666                 mvm->fw->default_calib[ucode_type].flow_trigger;
 667
 668         IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
 669                        phy_cfg_cmd.phy_cfg);
 670
 671         return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
 672                                     sizeof(phy_cfg_cmd), &phy_cfg_cmd);
 673 }
 674
 675 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
 676 {
 677         struct iwl_notification_wait calib_wait;
 678         static const u16 init_complete[] = {
 679                 INIT_COMPLETE_NOTIF,
 680                 CALIB_RES_NOTIF_PHY_DB
 681         };
 682         int ret;
 683
 684         lockdep_assert_held(&mvm->mutex);
 685
 686         if (WARN_ON_ONCE(mvm->calibrating))
 687                 return 0;
 688
 689         iwl_init_notification_wait(&mvm->notif_wait,
 690                                    &calib_wait,
 691                                    init_complete,
 692                                    ARRAY_SIZE(init_complete),
 693                                    iwl_wait_phy_db_entry,
 694                                    mvm->phy_db);
 695
 696         /* Will also start the device */
 697         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
 698         if (ret) {
 699                 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
 700                 goto error;
 701         }
 702
 703         ret = iwl_send_bt_init_conf(mvm);
 704         if (ret)
 705                 goto error;
 706
 707         /* Read the NVM only at driver load time, no need to do this twice */
 708         if (read_nvm) {
 709                 /* Read nvm */
 710                 ret = iwl_nvm_init(mvm, true);
 711                 if (ret) {
 712                         IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
 713                         goto error;
 714                 }
 715         }
 716
 717         /* In case we read the NVM from external file, load it to the NIC */
 718         if (mvm->nvm_file_name)
 719                 iwl_mvm_load_nvm_to_nic(mvm);
 720
 721         ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans);
 722         WARN_ON(ret);
 723
 724         /*
 725          * abort after reading the nvm in case RF Kill is on, we will complete
 726          * the init seq later when RF kill will switch to off
 727          */
 728         if (iwl_mvm_is_radio_hw_killed(mvm)) {
 729                 IWL_DEBUG_RF_KILL(mvm,
 730                                   "jump over all phy activities due to RF kill\n");
 731                 iwl_remove_notification(&mvm->notif_wait, &calib_wait);
 732                 ret = 1;
 733                 goto out;
 734         }
 735
 736         mvm->calibrating = true;
 737
 738         /* Send TX valid antennas before triggering calibrations */
 739         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
 740         if (ret)
 741                 goto error;
 742
 743         /*
 744          * Send phy configurations command to init uCode
 745          * to start the 16.0 uCode init image internal calibrations.
 746          */
 747         ret = iwl_send_phy_cfg_cmd(mvm);
 748         if (ret) {
 749                 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
 750                         ret);
 751                 goto error;
 752         }
 753
 754         /*
 755          * Some things may run in the background now, but we
 756          * just wait for the calibration complete notification.
 757          */
 758         ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
 759                         MVM_UCODE_CALIB_TIMEOUT);
 760
 761         if (ret && iwl_mvm_is_radio_hw_killed(mvm)) {
 762                 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
 763                 ret = 1;
 764         }
 765         goto out;
 766
 767 error:
 768         iwl_remove_notification(&mvm->notif_wait, &calib_wait);
 769 out:
 770         mvm->calibrating = false;
 771         if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
 772                 /* we want to debug INIT and we have no NVM - fake */
 773                 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
 774                                         sizeof(struct ieee80211_channel) +
 775                                         sizeof(struct ieee80211_rate),
 776                                         GFP_KERNEL);
 777                 if (!mvm->nvm_data)
 778                         return -ENOMEM;
 779                 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
 780                 mvm->nvm_data->bands[0].n_channels = 1;
 781                 mvm->nvm_data->bands[0].n_bitrates = 1;
 782                 mvm->nvm_data->bands[0].bitrates =
 783                         (void *)mvm->nvm_data->channels + 1;
 784                 mvm->nvm_data->bands[0].bitrates->hw_value = 10;
 785         }
 786
 787         return ret;
 788 }
 789
 790 static void iwl_mvm_get_shared_mem_conf(struct iwl_mvm *mvm)
 791 {
 792         struct iwl_host_cmd cmd = {
 793                 .id = SHARED_MEM_CFG,
 794                 .flags = CMD_WANT_SKB,
 795                 .data = { NULL, },
 796                 .len = { 0, },
 797         };
 798         struct iwl_rx_packet *pkt;
 799         struct iwl_shared_mem_cfg *mem_cfg;
 800         u32 i;
 801
 802         lockdep_assert_held(&mvm->mutex);
 803
 804         if (WARN_ON(iwl_mvm_send_cmd(mvm, &cmd)))
 805                 return;
 806
 807         pkt = cmd.resp_pkt;
 808         mem_cfg = (void *)pkt->data;
 809
 810         mvm->shared_mem_cfg.shared_mem_addr =
 811                 le32_to_cpu(mem_cfg->shared_mem_addr);
 812         mvm->shared_mem_cfg.shared_mem_size =
 813                 le32_to_cpu(mem_cfg->shared_mem_size);
 814         mvm->shared_mem_cfg.sample_buff_addr =
 815                 le32_to_cpu(mem_cfg->sample_buff_addr);
 816         mvm->shared_mem_cfg.sample_buff_size =
 817                 le32_to_cpu(mem_cfg->sample_buff_size);
 818         mvm->shared_mem_cfg.txfifo_addr = le32_to_cpu(mem_cfg->txfifo_addr);
 819         for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size); i++)
 820                 mvm->shared_mem_cfg.txfifo_size[i] =
 821                         le32_to_cpu(mem_cfg->txfifo_size[i]);
 822         for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++)
 823                 mvm->shared_mem_cfg.rxfifo_size[i] =
 824                         le32_to_cpu(mem_cfg->rxfifo_size[i]);
 825         mvm->shared_mem_cfg.page_buff_addr =
 826                 le32_to_cpu(mem_cfg->page_buff_addr);
 827         mvm->shared_mem_cfg.page_buff_size =
 828                 le32_to_cpu(mem_cfg->page_buff_size);
 829         IWL_DEBUG_INFO(mvm, "SHARED MEM CFG: got memory offsets/sizes\n");
 830
 831         iwl_free_resp(&cmd);
 832 }
 833
 834 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
 835 {
 836         struct iwl_ltr_config_cmd cmd = {
 837                 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
 838         };
 839
 840         if (!mvm->trans->ltr_enabled)
 841                 return 0;
 842
 843         return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
 844                                     sizeof(cmd), &cmd);
 845 }
 846
 847 int iwl_mvm_up(struct iwl_mvm *mvm)
 848 {
 849         int ret, i;
 850         struct ieee80211_channel *chan;
 851         struct cfg80211_chan_def chandef;
 852
 853         lockdep_assert_held(&mvm->mutex);
 854
 855         ret = iwl_trans_start_hw(mvm->trans);
 856         if (ret)
 857                 return ret;
 858
 859         /*
 860          * If we haven't completed the run of the init ucode during
 861          * module loading, load init ucode now
 862          * (for example, if we were in RFKILL)
 863          */
 864         ret = iwl_run_init_mvm_ucode(mvm, false);
 865         if (ret && !iwlmvm_mod_params.init_dbg) {
 866                 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
 867                 /* this can't happen */
 868                 if (WARN_ON(ret > 0))
 869                         ret = -ERFKILL;
 870                 goto error;
 871         }
 872         if (!iwlmvm_mod_params.init_dbg) {
 873                 /*
 874                  * Stop and start the transport without entering low power
 875                  * mode. This will save the state of other components on the
 876                  * device that are triggered by the INIT firwmare (MFUART).
 877                  */
 878                 _iwl_trans_stop_device(mvm->trans, false);
 879                 ret = _iwl_trans_start_hw(mvm->trans, false);
 880                 if (ret)
 881                         goto error;
 882         }
 883
 884         if (iwlmvm_mod_params.init_dbg)
 885                 return 0;
 886
 887         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
 888         if (ret) {
 889                 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
 890                 goto error;
 891         }
 892
 893         iwl_mvm_get_shared_mem_conf(mvm);
 894
 895         ret = iwl_mvm_sf_update(mvm, NULL, false);
 896         if (ret)
 897                 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
 898
 899         mvm->fw_dbg_conf = FW_DBG_INVALID;
 900         /* if we have a destination, assume EARLY START */
 901         if (mvm->fw->dbg_dest_tlv)
 902                 mvm->fw_dbg_conf = FW_DBG_START_FROM_ALIVE;
 903         iwl_mvm_start_fw_dbg_conf(mvm, FW_DBG_START_FROM_ALIVE);
 904
 905         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
 906         if (ret)
 907                 goto error;
 908
 909         ret = iwl_send_bt_init_conf(mvm);
 910         if (ret)
 911                 goto error;
 912
 913         /* Send phy db control command and then phy db calibration*/
 914         ret = iwl_send_phy_db_data(mvm->phy_db);
 915         if (ret)
 916                 goto error;
 917
 918         ret = iwl_send_phy_cfg_cmd(mvm);
 919         if (ret)
 920                 goto error;
 921
 922         /* Init RSS configuration */
 923         if (iwl_mvm_has_new_rx_api(mvm)) {
 924                 ret = iwl_send_rss_cfg_cmd(mvm);
 925                 if (ret) {
 926                         IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
 927                                 ret);
 928                         goto error;
 929                 }
 930         }
 931
 932         /* init the fw <-> mac80211 STA mapping */
 933         for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
 934                 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
 935
 936         mvm->tdls_cs.peer.sta_id = IWL_MVM_STATION_COUNT;
 937
 938         /* reset quota debouncing buffer - 0xff will yield invalid data */
 939         memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
 940
 941         /* Add auxiliary station for scanning */
 942         ret = iwl_mvm_add_aux_sta(mvm);
 943         if (ret)
 944                 goto error;
 945
 946         /* Add all the PHY contexts */
 947         chan = &mvm->hw->wiphy->bands[IEEE80211_BAND_2GHZ]->channels[0];
 948         cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
 949         for (i = 0; i < NUM_PHY_CTX; i++) {
 950                 /*
 951                  * The channel used here isn't relevant as it's
 952                  * going to be overwritten in the other flows.
 953                  * For now use the first channel we have.
 954                  */
 955                 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
 956                                            &chandef, 1, 1);
 957                 if (ret)
 958                         goto error;
 959         }
 960
 961 #ifdef CONFIG_THERMAL
 962         if (iwl_mvm_is_tt_in_fw(mvm)) {
 963                 /* in order to give the responsibility of ct-kill and
 964                  * TX backoff to FW we need to send empty temperature reporting
 965                  * cmd during init time
 966                  */
 967                 iwl_mvm_send_temp_report_ths_cmd(mvm);
 968         } else {
 969                 /* Initialize tx backoffs to the minimal possible */
 970                 iwl_mvm_tt_tx_backoff(mvm, 0);
 971         }
 972
 973         /* TODO: read the budget from BIOS / Platform NVM */
 974         if (iwl_mvm_is_ctdp_supported(mvm) && mvm->cooling_dev.cur_state > 0)
 975                 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
 976                                            mvm->cooling_dev.cur_state);
 977 #else
 978         /* Initialize tx backoffs to the minimal possible */
 979         iwl_mvm_tt_tx_backoff(mvm, 0);
 980 #endif
 981
 982         WARN_ON(iwl_mvm_config_ltr(mvm));
 983
 984         ret = iwl_mvm_power_update_device(mvm);
 985         if (ret)
 986                 goto error;
 987
 988         /*
 989          * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
 990          * anyway, so don't init MCC.
 991          */
 992         if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
 993                 ret = iwl_mvm_init_mcc(mvm);
 994                 if (ret)
 995                         goto error;
 996         }
 997
 998         if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
 999                 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
1000                 ret = iwl_mvm_config_scan(mvm);
1001                 if (ret)
1002                         goto error;
1003         }
1004
1005         if (iwl_mvm_is_csum_supported(mvm) &&
1006             mvm->cfg->features & NETIF_F_RXCSUM)
1007                 iwl_trans_write_prph(mvm->trans, RX_EN_CSUM, 0x3);
1008
1009         /* allow FW/transport low power modes if not during restart */
1010         if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
1011                 iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
1012
1013         IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
1014         return 0;
1015  error:
1016         iwl_mvm_stop_device(mvm);
1017         return ret;
1018 }
1019
1020 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
1021 {
1022         int ret, i;
1023
1024         lockdep_assert_held(&mvm->mutex);
1025
1026         ret = iwl_trans_start_hw(mvm->trans);
1027         if (ret)
1028                 return ret;
1029
1030         ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
1031         if (ret) {
1032                 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
1033                 goto error;
1034         }
1035
1036         ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1037         if (ret)
1038                 goto error;
1039
1040         /* Send phy db control command and then phy db calibration*/
1041         ret = iwl_send_phy_db_data(mvm->phy_db);
1042         if (ret)
1043                 goto error;
1044
1045         ret = iwl_send_phy_cfg_cmd(mvm);
1046         if (ret)
1047                 goto error;
1048
1049         /* init the fw <-> mac80211 STA mapping */
1050         for (i = 0; i < IWL_MVM_STATION_COUNT; i++)
1051                 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1052
1053         /* Add auxiliary station for scanning */
1054         ret = iwl_mvm_add_aux_sta(mvm);
1055         if (ret)
1056                 goto error;
1057
1058         return 0;
1059  error:
1060         iwl_mvm_stop_device(mvm);
1061         return ret;
1062 }
1063
1064 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1065                                  struct iwl_rx_cmd_buffer *rxb)
1066 {
1067         struct iwl_rx_packet *pkt = rxb_addr(rxb);
1068         struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
1069         u32 flags = le32_to_cpu(card_state_notif->flags);
1070
1071         IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n",
1072                           (flags & HW_CARD_DISABLED) ? "Kill" : "On",
1073                           (flags & SW_CARD_DISABLED) ? "Kill" : "On",
1074                           (flags & CT_KILL_CARD_DISABLED) ?
1075                           "Reached" : "Not reached");
1076 }
1077
1078 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1079                              struct iwl_rx_cmd_buffer *rxb)
1080 {
1081         struct iwl_rx_packet *pkt = rxb_addr(rxb);
1082         struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
1083
1084         IWL_DEBUG_INFO(mvm,
1085                        "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
1086                        le32_to_cpu(mfuart_notif->installed_ver),
1087                        le32_to_cpu(mfuart_notif->external_ver),
1088                        le32_to_cpu(mfuart_notif->status),
1089                        le32_to_cpu(mfuart_notif->duration));
1090 }