drivers/net/wireless/realtek/rtlwifi/rtl8192se/fw.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009-2012  Realtek Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  * The full GNU General Public License is included in this distribution in the
  19  * file called LICENSE.
  20  *
  21  * Contact Information:
  22  * wlanfae <wlanfae@realtek.com>
  23  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  24  * Hsinchu 300, Taiwan.
  25  *
  26  * Larry Finger <Larry.Finger@lwfinger.net>
  27  *
  28  *****************************************************************************/
  29
  30 #include "../wifi.h"
  31 #include "../pci.h"
  32 #include "../base.h"
  33 #include "reg.h"
  34 #include "def.h"
  35 #include "fw.h"
  36
  37 static void _rtl92s_fw_set_rqpn(struct ieee80211_hw *hw)
  38 {
  39         struct rtl_priv *rtlpriv = rtl_priv(hw);
  40
  41         rtl_write_dword(rtlpriv, RQPN, 0xffffffff);
  42         rtl_write_dword(rtlpriv, RQPN + 4, 0xffffffff);
  43         rtl_write_byte(rtlpriv, RQPN + 8, 0xff);
  44         rtl_write_byte(rtlpriv, RQPN + 0xB, 0x80);
  45 }
  46
  47 static bool _rtl92s_firmware_enable_cpu(struct ieee80211_hw *hw)
  48 {
  49         struct rtl_priv *rtlpriv = rtl_priv(hw);
  50         u32 ichecktime = 200;
  51         u16 tmpu2b;
  52         u8 tmpu1b, cpustatus = 0;
  53
  54         _rtl92s_fw_set_rqpn(hw);
  55
  56         /* Enable CPU. */
  57         tmpu1b = rtl_read_byte(rtlpriv, SYS_CLKR);
  58         /* AFE source */
  59         rtl_write_byte(rtlpriv, SYS_CLKR, (tmpu1b | SYS_CPU_CLKSEL));
  60
  61         tmpu2b = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
  62         rtl_write_word(rtlpriv, REG_SYS_FUNC_EN, (tmpu2b | FEN_CPUEN));
  63
  64         /* Polling IMEM Ready after CPU has refilled. */
  65         do {
  66                 cpustatus = rtl_read_byte(rtlpriv, TCR);
  67                 if (cpustatus & IMEM_RDY) {
  68                         RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
  69                                  "IMEM Ready after CPU has refilled\n");
  70                         break;
  71                 }
  72
  73                 udelay(100);
  74         } while (ichecktime--);
  75
  76         if (!(cpustatus & IMEM_RDY))
  77                 return false;
  78
  79         return true;
  80 }
  81
  82 static enum fw_status _rtl92s_firmware_get_nextstatus(
  83                 enum fw_status fw_currentstatus)
  84 {
  85         enum fw_status  next_fwstatus = 0;
  86
  87         switch (fw_currentstatus) {
  88         case FW_STATUS_INIT:
  89                 next_fwstatus = FW_STATUS_LOAD_IMEM;
  90                 break;
  91         case FW_STATUS_LOAD_IMEM:
  92                 next_fwstatus = FW_STATUS_LOAD_EMEM;
  93                 break;
  94         case FW_STATUS_LOAD_EMEM:
  95                 next_fwstatus = FW_STATUS_LOAD_DMEM;
  96                 break;
  97         case FW_STATUS_LOAD_DMEM:
  98                 next_fwstatus = FW_STATUS_READY;
  99                 break;
 100         default:
 101                 break;
 102         }
 103
 104         return next_fwstatus;
 105 }
 106
 107 static u8 _rtl92s_firmware_header_map_rftype(struct ieee80211_hw *hw)
 108 {
 109         struct rtl_priv *rtlpriv = rtl_priv(hw);
 110         struct rtl_phy *rtlphy = &(rtlpriv->phy);
 111
 112         switch (rtlphy->rf_type) {
 113         case RF_1T1R:
 114                 return 0x11;
 115         case RF_1T2R:
 116                 return 0x12;
 117         case RF_2T2R:
 118                 return 0x22;
 119         default:
 120                 RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, "Unknown RF type(%x)\n",
 121                          rtlphy->rf_type);
 122                 break;
 123         }
 124         return 0x22;
 125 }
 126
 127 static void _rtl92s_firmwareheader_priveupdate(struct ieee80211_hw *hw,
 128                 struct fw_priv *pfw_priv)
 129 {
 130         /* Update RF types for RATR settings. */
 131         pfw_priv->rf_config = _rtl92s_firmware_header_map_rftype(hw);
 132 }
 133
 134
 135
 136 static bool _rtl92s_cmd_send_packet(struct ieee80211_hw *hw,
 137                 struct sk_buff *skb, u8 last)
 138 {
 139         struct rtl_priv *rtlpriv = rtl_priv(hw);
 140         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 141         struct rtl8192_tx_ring *ring;
 142         struct rtl_tx_desc *pdesc;
 143         unsigned long flags;
 144         u8 idx = 0;
 145
 146         ring = &rtlpci->tx_ring[TXCMD_QUEUE];
 147
 148         spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
 149
 150         idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
 151         pdesc = &ring->desc[idx];
 152         rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, skb);
 153         __skb_queue_tail(&ring->queue, skb);
 154
 155         spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
 156
 157         return true;
 158 }
 159
 160 static bool _rtl92s_firmware_downloadcode(struct ieee80211_hw *hw,
 161                 u8 *code_virtual_address, u32 buffer_len)
 162 {
 163         struct rtl_priv *rtlpriv = rtl_priv(hw);
 164         struct sk_buff *skb;
 165         struct rtl_tcb_desc *tcb_desc;
 166         unsigned char *seg_ptr;
 167         u16 frag_threshold = MAX_FIRMWARE_CODE_SIZE;
 168         u16 frag_length, frag_offset = 0;
 169         u16 extra_descoffset = 0;
 170         u8 last_inipkt = 0;
 171
 172         _rtl92s_fw_set_rqpn(hw);
 173
 174         if (buffer_len >= MAX_FIRMWARE_CODE_SIZE) {
 175                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 176                          "Size over FIRMWARE_CODE_SIZE!\n");
 177
 178                 return false;
 179         }
 180
 181         extra_descoffset = 0;
 182
 183         do {
 184                 if ((buffer_len - frag_offset) > frag_threshold) {
 185                         frag_length = frag_threshold + extra_descoffset;
 186                 } else {
 187                         frag_length = (u16)(buffer_len - frag_offset +
 188                                             extra_descoffset);
 189                         last_inipkt = 1;
 190                 }
 191
 192                 /* Allocate skb buffer to contain firmware */
 193                 /* info and tx descriptor info. */
 194                 skb = dev_alloc_skb(frag_length);
 195                 if (!skb)
 196                         return false;
 197                 skb_reserve(skb, extra_descoffset);
 198                 seg_ptr = (u8 *)skb_put(skb, (u32)(frag_length -
 199                                         extra_descoffset));
 200                 memcpy(seg_ptr, code_virtual_address + frag_offset,
 201                        (u32)(frag_length - extra_descoffset));
 202
 203                 tcb_desc = (struct rtl_tcb_desc *)(skb->cb);
 204                 tcb_desc->queue_index = TXCMD_QUEUE;
 205                 tcb_desc->cmd_or_init = DESC_PACKET_TYPE_INIT;
 206                 tcb_desc->last_inipkt = last_inipkt;
 207
 208                 _rtl92s_cmd_send_packet(hw, skb, last_inipkt);
 209
 210                 frag_offset += (frag_length - extra_descoffset);
 211
 212         } while (frag_offset < buffer_len);
 213
 214         rtl_write_byte(rtlpriv, TP_POLL, TPPOLL_CQ);
 215
 216         return true ;
 217 }
 218
 219 static bool _rtl92s_firmware_checkready(struct ieee80211_hw *hw,
 220                 u8 loadfw_status)
 221 {
 222         struct rtl_priv *rtlpriv = rtl_priv(hw);
 223         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 224         struct rt_firmware *firmware = (struct rt_firmware *)rtlhal->pfirmware;
 225         u32 tmpu4b;
 226         u8 cpustatus = 0;
 227         short pollingcnt = 1000;
 228         bool rtstatus = true;
 229
 230         RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 231                  "LoadStaus(%d)\n", loadfw_status);
 232
 233         firmware->fwstatus = (enum fw_status)loadfw_status;
 234
 235         switch (loadfw_status) {
 236         case FW_STATUS_LOAD_IMEM:
 237                 /* Polling IMEM code done. */
 238                 do {
 239                         cpustatus = rtl_read_byte(rtlpriv, TCR);
 240                         if (cpustatus & IMEM_CODE_DONE)
 241                                 break;
 242                         udelay(5);
 243                 } while (pollingcnt--);
 244
 245                 if (!(cpustatus & IMEM_CHK_RPT) || (pollingcnt <= 0)) {
 246                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 247                                  "FW_STATUS_LOAD_IMEM FAIL CPU, Status=%x\n",
 248                                  cpustatus);
 249                         goto status_check_fail;
 250                 }
 251                 break;
 252
 253         case FW_STATUS_LOAD_EMEM:
 254                 /* Check Put Code OK and Turn On CPU */
 255                 /* Polling EMEM code done. */
 256                 do {
 257                         cpustatus = rtl_read_byte(rtlpriv, TCR);
 258                         if (cpustatus & EMEM_CODE_DONE)
 259                                 break;
 260                         udelay(5);
 261                 } while (pollingcnt--);
 262
 263                 if (!(cpustatus & EMEM_CHK_RPT) || (pollingcnt <= 0)) {
 264                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 265                                  "FW_STATUS_LOAD_EMEM FAIL CPU, Status=%x\n",
 266                                  cpustatus);
 267                         goto status_check_fail;
 268                 }
 269
 270                 /* Turn On CPU */
 271                 rtstatus = _rtl92s_firmware_enable_cpu(hw);
 272                 if (!rtstatus) {
 273                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 274                                  "Enable CPU fail!\n");
 275                         goto status_check_fail;
 276                 }
 277                 break;
 278
 279         case FW_STATUS_LOAD_DMEM:
 280                 /* Polling DMEM code done */
 281                 do {
 282                         cpustatus = rtl_read_byte(rtlpriv, TCR);
 283                         if (cpustatus & DMEM_CODE_DONE)
 284                                 break;
 285                         udelay(5);
 286                 } while (pollingcnt--);
 287
 288                 if (!(cpustatus & DMEM_CODE_DONE) || (pollingcnt <= 0)) {
 289                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 290                                  "Polling DMEM code done fail ! cpustatus(%#x)\n",
 291                                  cpustatus);
 292                         goto status_check_fail;
 293                 }
 294
 295                 RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 296                          "DMEM code download success, cpustatus(%#x)\n",
 297                          cpustatus);
 298
 299                 /* Prevent Delay too much and being scheduled out */
 300                 /* Polling Load Firmware ready */
 301                 pollingcnt = 2000;
 302                 do {
 303                         cpustatus = rtl_read_byte(rtlpriv, TCR);
 304                         if (cpustatus & FWRDY)
 305                                 break;
 306                         udelay(40);
 307                 } while (pollingcnt--);
 308
 309                 RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 310                          "Polling Load Firmware ready, cpustatus(%x)\n",
 311                          cpustatus);
 312
 313                 if (((cpustatus & LOAD_FW_READY) != LOAD_FW_READY) ||
 314                     (pollingcnt <= 0)) {
 315                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 316                                  "Polling Load Firmware ready fail ! cpustatus(%x)\n",
 317                                  cpustatus);
 318                         goto status_check_fail;
 319                 }
 320
 321                 /* If right here, we can set TCR/RCR to desired value  */
 322                 /* and config MAC lookback mode to normal mode */
 323                 tmpu4b = rtl_read_dword(rtlpriv, TCR);
 324                 rtl_write_dword(rtlpriv, TCR, (tmpu4b & (~TCR_ICV)));
 325
 326                 tmpu4b = rtl_read_dword(rtlpriv, RCR);
 327                 rtl_write_dword(rtlpriv, RCR, (tmpu4b | RCR_APPFCS |
 328                                 RCR_APP_ICV | RCR_APP_MIC));
 329
 330                 RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 331                          "Current RCR settings(%#x)\n", tmpu4b);
 332
 333                 /* Set to normal mode. */
 334                 rtl_write_byte(rtlpriv, LBKMD_SEL, LBK_NORMAL);
 335                 break;
 336
 337         default:
 338                 RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG,
 339                          "Unknown status check!\n");
 340                 rtstatus = false;
 341                 break;
 342         }
 343
 344 status_check_fail:
 345         RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 346                  "loadfw_status(%d), rtstatus(%x)\n",
 347                  loadfw_status, rtstatus);
 348         return rtstatus;
 349 }
 350
 351 int rtl92s_download_fw(struct ieee80211_hw *hw)
 352 {
 353         struct rtl_priv *rtlpriv = rtl_priv(hw);
 354         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 355         struct rt_firmware *firmware = NULL;
 356         struct fw_hdr *pfwheader;
 357         struct fw_priv *pfw_priv = NULL;
 358         u8 *puc_mappedfile = NULL;
 359         u32 ul_filelength = 0;
 360         u8 fwhdr_size = RT_8192S_FIRMWARE_HDR_SIZE;
 361         u8 fwstatus = FW_STATUS_INIT;
 362         bool rtstatus = true;
 363
 364         if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
 365                 return 1;
 366
 367         firmware = (struct rt_firmware *)rtlhal->pfirmware;
 368         firmware->fwstatus = FW_STATUS_INIT;
 369
 370         puc_mappedfile = firmware->sz_fw_tmpbuffer;
 371
 372         /* 1. Retrieve FW header. */
 373         firmware->pfwheader = (struct fw_hdr *) puc_mappedfile;
 374         pfwheader = firmware->pfwheader;
 375         firmware->firmwareversion =  byte(pfwheader->version, 0);
 376         firmware->pfwheader->fwpriv.hci_sel = 1;/* pcie */
 377
 378         RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD,
 379                  "signature:%x, version:%x, size:%x, imemsize:%x, sram size:%x\n",
 380                  pfwheader->signature,
 381                  pfwheader->version, pfwheader->dmem_size,
 382                  pfwheader->img_imem_size, pfwheader->img_sram_size);
 383
 384         /* 2. Retrieve IMEM image. */
 385         if ((pfwheader->img_imem_size == 0) || (pfwheader->img_imem_size >
 386             sizeof(firmware->fw_imem))) {
 387                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 388                          "memory for data image is less than IMEM required\n");
 389                 goto fail;
 390         } else {
 391                 puc_mappedfile += fwhdr_size;
 392
 393                 memcpy(firmware->fw_imem, puc_mappedfile,
 394                        pfwheader->img_imem_size);
 395                 firmware->fw_imem_len = pfwheader->img_imem_size;
 396         }
 397
 398         /* 3. Retriecve EMEM image. */
 399         if (pfwheader->img_sram_size > sizeof(firmware->fw_emem)) {
 400                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 401                          "memory for data image is less than EMEM required\n");
 402                 goto fail;
 403         } else {
 404                 puc_mappedfile += firmware->fw_imem_len;
 405
 406                 memcpy(firmware->fw_emem, puc_mappedfile,
 407                        pfwheader->img_sram_size);
 408                 firmware->fw_emem_len = pfwheader->img_sram_size;
 409         }
 410
 411         /* 4. download fw now */
 412         fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus);
 413         while (fwstatus != FW_STATUS_READY) {
 414                 /* Image buffer redirection. */
 415                 switch (fwstatus) {
 416                 case FW_STATUS_LOAD_IMEM:
 417                         puc_mappedfile = firmware->fw_imem;
 418                         ul_filelength = firmware->fw_imem_len;
 419                         break;
 420                 case FW_STATUS_LOAD_EMEM:
 421                         puc_mappedfile = firmware->fw_emem;
 422                         ul_filelength = firmware->fw_emem_len;
 423                         break;
 424                 case FW_STATUS_LOAD_DMEM:
 425                         /* Partial update the content of header private. */
 426                         pfwheader = firmware->pfwheader;
 427                         pfw_priv = &pfwheader->fwpriv;
 428                         _rtl92s_firmwareheader_priveupdate(hw, pfw_priv);
 429                         puc_mappedfile = (u8 *)(firmware->pfwheader) +
 430                                         RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE;
 431                         ul_filelength = fwhdr_size -
 432                                         RT_8192S_FIRMWARE_HDR_EXCLUDE_PRI_SIZE;
 433                         break;
 434                 default:
 435                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 436                                  "Unexpected Download step!!\n");
 437                         goto fail;
 438                 }
 439
 440                 /* <2> Download image file */
 441                 rtstatus = _rtl92s_firmware_downloadcode(hw, puc_mappedfile,
 442                                 ul_filelength);
 443
 444                 if (!rtstatus) {
 445                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "fail!\n");
 446                         goto fail;
 447                 }
 448
 449                 /* <3> Check whether load FW process is ready */
 450                 rtstatus = _rtl92s_firmware_checkready(hw, fwstatus);
 451                 if (!rtstatus) {
 452                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "fail!\n");
 453                         goto fail;
 454                 }
 455
 456                 fwstatus = _rtl92s_firmware_get_nextstatus(firmware->fwstatus);
 457         }
 458
 459         return rtstatus;
 460 fail:
 461         return 0;
 462 }
 463
 464 static u32 _rtl92s_fill_h2c_cmd(struct sk_buff *skb, u32 h2cbufferlen,
 465                                 u32 cmd_num, u32 *pelement_id, u32 *pcmd_len,
 466                                 u8 **pcmb_buffer, u8 *cmd_start_seq)
 467 {
 468         u32 totallen = 0, len = 0, tx_desclen = 0;
 469         u32 pre_continueoffset = 0;
 470         u8 *ph2c_buffer;
 471         u8 i = 0;
 472
 473         do {
 474                 /* 8 - Byte aligment */
 475                 len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8);
 476
 477                 /* Buffer length is not enough */
 478                 if (h2cbufferlen < totallen + len + tx_desclen)
 479                         break;
 480
 481                 /* Clear content */
 482                 ph2c_buffer = (u8 *)skb_put(skb, (u32)len);
 483                 memset((ph2c_buffer + totallen + tx_desclen), 0, len);
 484
 485                 /* CMD len */
 486                 SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
 487                                       0, 16, pcmd_len[i]);
 488
 489                 /* CMD ID */
 490                 SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
 491                                       16, 8, pelement_id[i]);
 492
 493                 /* CMD Sequence */
 494                 *cmd_start_seq = *cmd_start_seq % 0x80;
 495                 SET_BITS_TO_LE_4BYTE((ph2c_buffer + totallen + tx_desclen),
 496                                       24, 7, *cmd_start_seq);
 497                 ++*cmd_start_seq;
 498
 499                 /* Copy memory */
 500                 memcpy((ph2c_buffer + totallen + tx_desclen +
 501                         H2C_TX_CMD_HDR_LEN), pcmb_buffer[i], pcmd_len[i]);
 502
 503                 /* CMD continue */
 504                 /* set the continue in prevoius cmd. */
 505                 if (i < cmd_num - 1)
 506                         SET_BITS_TO_LE_4BYTE((ph2c_buffer + pre_continueoffset),
 507                                               31, 1, 1);
 508
 509                 pre_continueoffset = totallen;
 510
 511                 totallen += len;
 512         } while (++i < cmd_num);
 513
 514         return totallen;
 515 }
 516
 517 static u32 _rtl92s_get_h2c_cmdlen(u32 h2cbufferlen, u32 cmd_num, u32 *pcmd_len)
 518 {
 519         u32 totallen = 0, len = 0, tx_desclen = 0;
 520         u8 i = 0;
 521
 522         do {
 523                 /* 8 - Byte aligment */
 524                 len = H2C_TX_CMD_HDR_LEN + N_BYTE_ALIGMENT(pcmd_len[i], 8);
 525
 526                 /* Buffer length is not enough */
 527                 if (h2cbufferlen < totallen + len + tx_desclen)
 528                         break;
 529
 530                 totallen += len;
 531         } while (++i < cmd_num);
 532
 533         return totallen + tx_desclen;
 534 }
 535
 536 static bool _rtl92s_firmware_set_h2c_cmd(struct ieee80211_hw *hw, u8 h2c_cmd,
 537                                          u8 *pcmd_buffer)
 538 {
 539         struct rtl_priv *rtlpriv = rtl_priv(hw);
 540         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 541         struct rtl_tcb_desc *cb_desc;
 542         struct sk_buff *skb;
 543         u32     element_id = 0;
 544         u32     cmd_len = 0;
 545         u32     len;
 546
 547         switch (h2c_cmd) {
 548         case FW_H2C_SETPWRMODE:
 549                 element_id = H2C_SETPWRMODE_CMD ;
 550                 cmd_len = sizeof(struct h2c_set_pwrmode_parm);
 551                 break;
 552         case FW_H2C_JOINBSSRPT:
 553                 element_id = H2C_JOINBSSRPT_CMD;
 554                 cmd_len = sizeof(struct h2c_joinbss_rpt_parm);
 555                 break;
 556         case FW_H2C_WOWLAN_UPDATE_GTK:
 557                 element_id = H2C_WOWLAN_UPDATE_GTK_CMD;
 558                 cmd_len = sizeof(struct h2c_wpa_two_way_parm);
 559                 break;
 560         case FW_H2C_WOWLAN_UPDATE_IV:
 561                 element_id = H2C_WOWLAN_UPDATE_IV_CMD;
 562                 cmd_len = sizeof(unsigned long long);
 563                 break;
 564         case FW_H2C_WOWLAN_OFFLOAD:
 565                 element_id = H2C_WOWLAN_FW_OFFLOAD;
 566                 cmd_len = sizeof(u8);
 567                 break;
 568         default:
 569                 break;
 570         }
 571
 572         len = _rtl92s_get_h2c_cmdlen(MAX_TRANSMIT_BUFFER_SIZE, 1, &cmd_len);
 573         skb = dev_alloc_skb(len);
 574         if (!skb)
 575                 return false;
 576         cb_desc = (struct rtl_tcb_desc *)(skb->cb);
 577         cb_desc->queue_index = TXCMD_QUEUE;
 578         cb_desc->cmd_or_init = DESC_PACKET_TYPE_NORMAL;
 579         cb_desc->last_inipkt = false;
 580
 581         _rtl92s_fill_h2c_cmd(skb, MAX_TRANSMIT_BUFFER_SIZE, 1, &element_id,
 582                         &cmd_len, &pcmd_buffer, &rtlhal->h2c_txcmd_seq);
 583         _rtl92s_cmd_send_packet(hw, skb, false);
 584         rtlpriv->cfg->ops->tx_polling(hw, TXCMD_QUEUE);
 585
 586         return true;
 587 }
 588
 589 void rtl92s_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 Mode)
 590 {
 591         struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 592         struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 593         struct h2c_set_pwrmode_parm     pwrmode;
 594         u16 max_wakeup_period = 0;
 595
 596         pwrmode.mode = Mode;
 597         pwrmode.flag_low_traffic_en = 0;
 598         pwrmode.flag_lpnav_en = 0;
 599         pwrmode.flag_rf_low_snr_en = 0;
 600         pwrmode.flag_dps_en = 0;
 601         pwrmode.bcn_rx_en = 0;
 602         pwrmode.bcn_to = 0;
 603         SET_BITS_TO_LE_2BYTE((u8 *)(&pwrmode) + 8, 0, 16,
 604                         mac->vif->bss_conf.beacon_int);
 605         pwrmode.app_itv = 0;
 606         pwrmode.awake_bcn_itvl = ppsc->reg_max_lps_awakeintvl;
 607         pwrmode.smart_ps = 1;
 608         pwrmode.bcn_pass_period = 10;
 609
 610         /* Set beacon pass count */
 611         if (pwrmode.mode == FW_PS_MIN_MODE)
 612                 max_wakeup_period = mac->vif->bss_conf.beacon_int;
 613         else if (pwrmode.mode == FW_PS_MAX_MODE)
 614                 max_wakeup_period = mac->vif->bss_conf.beacon_int *
 615                         mac->vif->bss_conf.dtim_period;
 616
 617         if (max_wakeup_period >= 500)
 618                 pwrmode.bcn_pass_cnt = 1;
 619         else if ((max_wakeup_period >= 300) && (max_wakeup_period < 500))
 620                 pwrmode.bcn_pass_cnt = 2;
 621         else if ((max_wakeup_period >= 200) && (max_wakeup_period < 300))
 622                 pwrmode.bcn_pass_cnt = 3;
 623         else if ((max_wakeup_period >= 20) && (max_wakeup_period < 200))
 624                 pwrmode.bcn_pass_cnt = 5;
 625         else
 626                 pwrmode.bcn_pass_cnt = 1;
 627
 628         _rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_SETPWRMODE, (u8 *)&pwrmode);
 629
 630 }
 631
 632 void rtl92s_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw,
 633                 u8 mstatus, u8 ps_qosinfo)
 634 {
 635         struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 636         struct h2c_joinbss_rpt_parm joinbss_rpt;
 637
 638         joinbss_rpt.opmode = mstatus;
 639         joinbss_rpt.ps_qos_info = ps_qosinfo;
 640         joinbss_rpt.bssid[0] = mac->bssid[0];
 641         joinbss_rpt.bssid[1] = mac->bssid[1];
 642         joinbss_rpt.bssid[2] = mac->bssid[2];
 643         joinbss_rpt.bssid[3] = mac->bssid[3];
 644         joinbss_rpt.bssid[4] = mac->bssid[4];
 645         joinbss_rpt.bssid[5] = mac->bssid[5];
 646         SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 8, 0, 16,
 647                         mac->vif->bss_conf.beacon_int);
 648         SET_BITS_TO_LE_2BYTE((u8 *)(&joinbss_rpt) + 10, 0, 16, mac->assoc_id);
 649
 650         _rtl92s_firmware_set_h2c_cmd(hw, FW_H2C_JOINBSSRPT, (u8 *)&joinbss_rpt);
 651 }
 652