drivers/net/wireless/rtlwifi/rtl8192c/fw_common.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  * The full GNU General Public License is included in this distribution in the
  15  * file called LICENSE.
  16  *
  17  * Contact Information:
  18  * wlanfae <wlanfae@realtek.com>
  19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  20  * Hsinchu 300, Taiwan.
  21  *
  22  * Larry Finger <Larry.Finger@lwfinger.net>
  23  *
  24  *****************************************************************************/
  25
  26 #include "../wifi.h"
  27 #include "../pci.h"
  28 #include "../base.h"
  29 #include "../core.h"
  30 #include "../rtl8192ce/reg.h"
  31 #include "../rtl8192ce/def.h"
  32 #include "fw_common.h"
  33 #include <linux/export.h>
  34 #include <linux/kmemleak.h>
  35
  36 static void _rtl92c_enable_fw_download(struct ieee80211_hw *hw, bool enable)
  37 {
  38         struct rtl_priv *rtlpriv = rtl_priv(hw);
  39         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  40
  41         if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CU) {
  42                 u32 value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL);
  43                 if (enable)
  44                         value32 |= MCUFWDL_EN;
  45                 else
  46                         value32 &= ~MCUFWDL_EN;
  47                 rtl_write_dword(rtlpriv, REG_MCUFWDL, value32);
  48         } else if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CE) {
  49                 u8 tmp;
  50                 if (enable) {
  51
  52                         tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1);
  53                         rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1,
  54                                        tmp | 0x04);
  55
  56                         tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL);
  57                         rtl_write_byte(rtlpriv, REG_MCUFWDL, tmp | 0x01);
  58
  59                         tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL + 2);
  60                         rtl_write_byte(rtlpriv, REG_MCUFWDL + 2, tmp & 0xf7);
  61                 } else {
  62
  63                         tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL);
  64                         rtl_write_byte(rtlpriv, REG_MCUFWDL, tmp & 0xfe);
  65
  66                         rtl_write_byte(rtlpriv, REG_MCUFWDL + 1, 0x00);
  67                 }
  68         }
  69 }
  70
  71 static void _rtl92c_fw_block_write(struct ieee80211_hw *hw,
  72                                    const u8 *buffer, u32 size)
  73 {
  74         struct rtl_priv *rtlpriv = rtl_priv(hw);
  75         u32 blocksize = sizeof(u32);
  76         u8 *bufferptr = (u8 *)buffer;
  77         u32 *pu4byteptr = (u32 *)buffer;
  78         u32 i, offset, blockcount, remainsize;
  79
  80         blockcount = size / blocksize;
  81         remainsize = size % blocksize;
  82
  83         for (i = 0; i < blockcount; i++) {
  84                 offset = i * blocksize;
  85                 rtl_write_dword(rtlpriv, (FW_8192C_START_ADDRESS + offset),
  86                                 *(pu4byteptr + i));
  87         }
  88
  89         if (remainsize) {
  90                 offset = blockcount * blocksize;
  91                 bufferptr += offset;
  92                 for (i = 0; i < remainsize; i++) {
  93                         rtl_write_byte(rtlpriv, (FW_8192C_START_ADDRESS +
  94                                                  offset + i), *(bufferptr + i));
  95                 }
  96         }
  97 }
  98
  99 static void _rtl92c_fw_page_write(struct ieee80211_hw *hw,
 100                                   u32 page, const u8 *buffer, u32 size)
 101 {
 102         struct rtl_priv *rtlpriv = rtl_priv(hw);
 103         u8 value8;
 104         u8 u8page = (u8) (page & 0x07);
 105
 106         value8 = (rtl_read_byte(rtlpriv, REG_MCUFWDL + 2) & 0xF8) | u8page;
 107
 108         rtl_write_byte(rtlpriv, (REG_MCUFWDL + 2), value8);
 109         _rtl92c_fw_block_write(hw, buffer, size);
 110 }
 111
 112 static void _rtl92c_fill_dummy(u8 *pfwbuf, u32 *pfwlen)
 113 {
 114         u32 fwlen = *pfwlen;
 115         u8 remain = (u8) (fwlen % 4);
 116
 117         remain = (remain == 0) ? 0 : (4 - remain);
 118
 119         while (remain > 0) {
 120                 pfwbuf[fwlen] = 0;
 121                 fwlen++;
 122                 remain--;
 123         }
 124
 125         *pfwlen = fwlen;
 126 }
 127
 128 static void _rtl92c_write_fw(struct ieee80211_hw *hw,
 129                              enum version_8192c version, u8 *buffer, u32 size)
 130 {
 131         struct rtl_priv *rtlpriv = rtl_priv(hw);
 132         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 133         bool is_version_b;
 134         u8 *bufferptr = (u8 *)buffer;
 135
 136         RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "FW size is %d bytes,\n", size);
 137         is_version_b = IS_NORMAL_CHIP(version);
 138         if (is_version_b) {
 139                 u32 pageNums, remainsize;
 140                 u32 page, offset;
 141
 142                 if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CE)
 143                         _rtl92c_fill_dummy(bufferptr, &size);
 144
 145                 pageNums = size / FW_8192C_PAGE_SIZE;
 146                 remainsize = size % FW_8192C_PAGE_SIZE;
 147
 148                 if (pageNums > 4) {
 149                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 150                                  "Page numbers should not greater then 4\n");
 151                 }
 152
 153                 for (page = 0; page < pageNums; page++) {
 154                         offset = page * FW_8192C_PAGE_SIZE;
 155                         _rtl92c_fw_page_write(hw, page, (bufferptr + offset),
 156                                               FW_8192C_PAGE_SIZE);
 157                 }
 158
 159                 if (remainsize) {
 160                         offset = pageNums * FW_8192C_PAGE_SIZE;
 161                         page = pageNums;
 162                         _rtl92c_fw_page_write(hw, page, (bufferptr + offset),
 163                                               remainsize);
 164                 }
 165         } else {
 166                 _rtl92c_fw_block_write(hw, buffer, size);
 167         }
 168 }
 169
 170 static int _rtl92c_fw_free_to_go(struct ieee80211_hw *hw)
 171 {
 172         struct rtl_priv *rtlpriv = rtl_priv(hw);
 173         int err = -EIO;
 174         u32 counter = 0;
 175         u32 value32;
 176
 177         do {
 178                 value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL);
 179         } while ((counter++ < FW_8192C_POLLING_TIMEOUT_COUNT) &&
 180                  (!(value32 & FWDL_ChkSum_rpt)));
 181
 182         if (counter >= FW_8192C_POLLING_TIMEOUT_COUNT) {
 183                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 184                          "chksum report faill ! REG_MCUFWDL:0x%08x .\n",
 185                           value32);
 186                 goto exit;
 187         }
 188
 189         RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
 190                  "Checksum report OK ! REG_MCUFWDL:0x%08x .\n", value32);
 191
 192         value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL);
 193         value32 |= MCUFWDL_RDY;
 194         value32 &= ~WINTINI_RDY;
 195         rtl_write_dword(rtlpriv, REG_MCUFWDL, value32);
 196
 197         counter = 0;
 198
 199         do {
 200                 value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL);
 201                 if (value32 & WINTINI_RDY) {
 202                         RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
 203                                  "Polling FW ready success!! REG_MCUFWDL:0x%08x .\n",
 204                                         value32);
 205                         err = 0;
 206                         goto exit;
 207                 }
 208
 209                 mdelay(FW_8192C_POLLING_DELAY);
 210
 211         } while (counter++ < FW_8192C_POLLING_TIMEOUT_COUNT);
 212
 213         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 214                  "Polling FW ready fail!! REG_MCUFWDL:0x%08x .\n", value32);
 215
 216 exit:
 217         return err;
 218 }
 219
 220 int rtl92c_download_fw(struct ieee80211_hw *hw)
 221 {
 222         struct rtl_priv *rtlpriv = rtl_priv(hw);
 223         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 224         struct rtl92c_firmware_header *pfwheader;
 225         u8 *pfwdata;
 226         u32 fwsize;
 227         int err;
 228         enum version_8192c version = rtlhal->version;
 229
 230         if (!rtlhal->pfirmware)
 231                 return 1;
 232
 233         pfwheader = (struct rtl92c_firmware_header *)rtlhal->pfirmware;
 234         pfwdata = (u8 *)rtlhal->pfirmware;
 235         fwsize = rtlhal->fwsize;
 236
 237         if (IS_FW_HEADER_EXIST(pfwheader)) {
 238                 RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
 239                          "Firmware Version(%d), Signature(%#x),Size(%d)\n",
 240                           pfwheader->version, pfwheader->signature,
 241                           (int)sizeof(struct rtl92c_firmware_header));
 242
 243                 pfwdata = pfwdata + sizeof(struct rtl92c_firmware_header);
 244                 fwsize = fwsize - sizeof(struct rtl92c_firmware_header);
 245         }
 246
 247         _rtl92c_enable_fw_download(hw, true);
 248         _rtl92c_write_fw(hw, version, pfwdata, fwsize);
 249         _rtl92c_enable_fw_download(hw, false);
 250
 251         err = _rtl92c_fw_free_to_go(hw);
 252         if (err) {
 253                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 254                          "Firmware is not ready to run!\n");
 255         } else {
 256                 RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
 257                          "Firmware is ready to run!\n");
 258         }
 259
 260         return 0;
 261 }
 262 EXPORT_SYMBOL(rtl92c_download_fw);
 263
 264 static bool _rtl92c_check_fw_read_last_h2c(struct ieee80211_hw *hw, u8 boxnum)
 265 {
 266         struct rtl_priv *rtlpriv = rtl_priv(hw);
 267         u8 val_hmetfr, val_mcutst_1;
 268         bool result = false;
 269
 270         val_hmetfr = rtl_read_byte(rtlpriv, REG_HMETFR);
 271         val_mcutst_1 = rtl_read_byte(rtlpriv, (REG_MCUTST_1 + boxnum));
 272
 273         if (((val_hmetfr >> boxnum) & BIT(0)) == 0 && val_mcutst_1 == 0)
 274                 result = true;
 275         return result;
 276 }
 277
 278 static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw,
 279                               u8 element_id, u32 cmd_len, u8 *cmdbuffer)
 280 {
 281         struct rtl_priv *rtlpriv = rtl_priv(hw);
 282         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 283         u8 boxnum;
 284         u16 box_reg = 0, box_extreg = 0;
 285         u8 u1b_tmp;
 286         bool isfw_read = false;
 287         u8 buf_index = 0;
 288         bool bwrite_sucess = false;
 289         u8 wait_h2c_limmit = 100;
 290         u8 wait_writeh2c_limmit = 100;
 291         u8 boxcontent[4], boxextcontent[2];
 292         u32 h2c_waitcounter = 0;
 293         unsigned long flag;
 294         u8 idx;
 295
 296         RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, "come in\n");
 297
 298         while (true) {
 299                 spin_lock_irqsave(&rtlpriv->locks.h2c_lock, flag);
 300                 if (rtlhal->h2c_setinprogress) {
 301                         RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 302                                  "H2C set in progress! Wait to set..element_id(%d).\n",
 303                                  element_id);
 304                         while (rtlhal->h2c_setinprogress) {
 305                                 spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock,
 306                                                        flag);
 307                                 h2c_waitcounter++;
 308                                 RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 309                                          "Wait 100 us (%d times)...\n",
 310                                           h2c_waitcounter);
 311                                 udelay(100);
 312
 313                                 if (h2c_waitcounter > 1000)
 314                                         return;
 315                                 spin_lock_irqsave(&rtlpriv->locks.h2c_lock,
 316                                                   flag);
 317                         }
 318                         spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock, flag);
 319                 } else {
 320                         rtlhal->h2c_setinprogress = true;
 321                         spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock, flag);
 322                         break;
 323                 }
 324         }
 325
 326         while (!bwrite_sucess) {
 327                 wait_writeh2c_limmit--;
 328                 if (wait_writeh2c_limmit == 0) {
 329                         RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
 330                                  "Write H2C fail because no trigger for FW INT!\n");
 331                         break;
 332                 }
 333
 334                 boxnum = rtlhal->last_hmeboxnum;
 335                 switch (boxnum) {
 336                 case 0:
 337                         box_reg = REG_HMEBOX_0;
 338                         box_extreg = REG_HMEBOX_EXT_0;
 339                         break;
 340                 case 1:
 341                         box_reg = REG_HMEBOX_1;
 342                         box_extreg = REG_HMEBOX_EXT_1;
 343                         break;
 344                 case 2:
 345                         box_reg = REG_HMEBOX_2;
 346                         box_extreg = REG_HMEBOX_EXT_2;
 347                         break;
 348                 case 3:
 349                         box_reg = REG_HMEBOX_3;
 350                         box_extreg = REG_HMEBOX_EXT_3;
 351                         break;
 352                 default:
 353                         RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
 354                                  "switch case not process\n");
 355                         break;
 356                 }
 357
 358                 isfw_read = _rtl92c_check_fw_read_last_h2c(hw, boxnum);
 359                 while (!isfw_read) {
 360                         wait_h2c_limmit--;
 361                         if (wait_h2c_limmit == 0) {
 362                                 RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 363                                          "Waiting too long for FW read clear HMEBox(%d)!\n",
 364                                          boxnum);
 365                                 break;
 366                         }
 367
 368                         udelay(10);
 369
 370                         isfw_read = _rtl92c_check_fw_read_last_h2c(hw, boxnum);
 371                         u1b_tmp = rtl_read_byte(rtlpriv, 0x1BF);
 372                         RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 373                                  "Waiting for FW read clear HMEBox(%d)!!! 0x1BF = %2x\n",
 374                                  boxnum, u1b_tmp);
 375                 }
 376
 377                 if (!isfw_read) {
 378                         RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 379                                  "Write H2C register BOX[%d] fail!!!!! Fw do not read.\n",
 380                                  boxnum);
 381                         break;
 382                 }
 383
 384                 memset(boxcontent, 0, sizeof(boxcontent));
 385                 memset(boxextcontent, 0, sizeof(boxextcontent));
 386                 boxcontent[0] = element_id;
 387                 RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 388                          "Write element_id box_reg(%4x) = %2x\n",
 389                           box_reg, element_id);
 390
 391                 switch (cmd_len) {
 392                 case 1:
 393                         boxcontent[0] &= ~(BIT(7));
 394                         memcpy((u8 *)(boxcontent) + 1,
 395                                cmdbuffer + buf_index, 1);
 396
 397                         for (idx = 0; idx < 4; idx++) {
 398                                 rtl_write_byte(rtlpriv, box_reg + idx,
 399                                                boxcontent[idx]);
 400                         }
 401                         break;
 402                 case 2:
 403                         boxcontent[0] &= ~(BIT(7));
 404                         memcpy((u8 *)(boxcontent) + 1,
 405                                cmdbuffer + buf_index, 2);
 406
 407                         for (idx = 0; idx < 4; idx++) {
 408                                 rtl_write_byte(rtlpriv, box_reg + idx,
 409                                                boxcontent[idx]);
 410                         }
 411                         break;
 412                 case 3:
 413                         boxcontent[0] &= ~(BIT(7));
 414                         memcpy((u8 *)(boxcontent) + 1,
 415                                cmdbuffer + buf_index, 3);
 416
 417                         for (idx = 0; idx < 4; idx++) {
 418                                 rtl_write_byte(rtlpriv, box_reg + idx,
 419                                                boxcontent[idx]);
 420                         }
 421                         break;
 422                 case 4:
 423                         boxcontent[0] |= (BIT(7));
 424                         memcpy((u8 *)(boxextcontent),
 425                                cmdbuffer + buf_index, 2);
 426                         memcpy((u8 *)(boxcontent) + 1,
 427                                cmdbuffer + buf_index + 2, 2);
 428
 429                         for (idx = 0; idx < 2; idx++) {
 430                                 rtl_write_byte(rtlpriv, box_extreg + idx,
 431                                                boxextcontent[idx]);
 432                         }
 433
 434                         for (idx = 0; idx < 4; idx++) {
 435                                 rtl_write_byte(rtlpriv, box_reg + idx,
 436                                                boxcontent[idx]);
 437                         }
 438                         break;
 439                 case 5:
 440                         boxcontent[0] |= (BIT(7));
 441                         memcpy((u8 *)(boxextcontent),
 442                                cmdbuffer + buf_index, 2);
 443                         memcpy((u8 *)(boxcontent) + 1,
 444                                cmdbuffer + buf_index + 2, 3);
 445
 446                         for (idx = 0; idx < 2; idx++) {
 447                                 rtl_write_byte(rtlpriv, box_extreg + idx,
 448                                                boxextcontent[idx]);
 449                         }
 450
 451                         for (idx = 0; idx < 4; idx++) {
 452                                 rtl_write_byte(rtlpriv, box_reg + idx,
 453                                                boxcontent[idx]);
 454                         }
 455                         break;
 456                 default:
 457                         RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
 458                                  "switch case not process\n");
 459                         break;
 460                 }
 461
 462                 bwrite_sucess = true;
 463
 464                 rtlhal->last_hmeboxnum = boxnum + 1;
 465                 if (rtlhal->last_hmeboxnum == 4)
 466                         rtlhal->last_hmeboxnum = 0;
 467
 468                 RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD,
 469                          "pHalData->last_hmeboxnum  = %d\n",
 470                           rtlhal->last_hmeboxnum);
 471         }
 472
 473         spin_lock_irqsave(&rtlpriv->locks.h2c_lock, flag);
 474         rtlhal->h2c_setinprogress = false;
 475         spin_unlock_irqrestore(&rtlpriv->locks.h2c_lock, flag);
 476
 477         RT_TRACE(rtlpriv, COMP_CMD, DBG_LOUD, "go out\n");
 478 }
 479
 480 void rtl92c_fill_h2c_cmd(struct ieee80211_hw *hw,
 481                          u8 element_id, u32 cmd_len, u8 *cmdbuffer)
 482 {
 483         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 484         u32 tmp_cmdbuf[2];
 485
 486         if (!rtlhal->fw_ready) {
 487                 RT_ASSERT(false,
 488                           "return H2C cmd because of Fw download fail!!!\n");
 489                 return;
 490         }
 491
 492         memset(tmp_cmdbuf, 0, 8);
 493         memcpy(tmp_cmdbuf, cmdbuffer, cmd_len);
 494         _rtl92c_fill_h2c_command(hw, element_id, cmd_len, (u8 *)&tmp_cmdbuf);
 495
 496         return;
 497 }
 498 EXPORT_SYMBOL(rtl92c_fill_h2c_cmd);
 499
 500 void rtl92c_firmware_selfreset(struct ieee80211_hw *hw)
 501 {
 502         u8 u1b_tmp;
 503         u8 delay = 100;
 504         struct rtl_priv *rtlpriv = rtl_priv(hw);
 505
 506         rtl_write_byte(rtlpriv, REG_HMETFR + 3, 0x20);
 507         u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1);
 508
 509         while (u1b_tmp & BIT(2)) {
 510                 delay--;
 511                 if (delay == 0) {
 512                         RT_ASSERT(false, "8051 reset fail.\n");
 513                         break;
 514                 }
 515                 udelay(50);
 516                 u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1);
 517         }
 518 }
 519 EXPORT_SYMBOL(rtl92c_firmware_selfreset);
 520
 521 void rtl92c_set_fw_pwrmode_cmd(struct ieee80211_hw *hw, u8 mode)
 522 {
 523         struct rtl_priv *rtlpriv = rtl_priv(hw);
 524         u8 u1_h2c_set_pwrmode[3] = { 0 };
 525         struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 526
 527         RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, "FW LPS mode = %d\n", mode);
 528
 529         SET_H2CCMD_PWRMODE_PARM_MODE(u1_h2c_set_pwrmode, mode);
 530         SET_H2CCMD_PWRMODE_PARM_SMART_PS(u1_h2c_set_pwrmode,
 531                 (rtlpriv->mac80211.p2p) ? ppsc->smart_ps : 1);
 532         SET_H2CCMD_PWRMODE_PARM_BCN_PASS_TIME(u1_h2c_set_pwrmode,
 533                                               ppsc->reg_max_lps_awakeintvl);
 534
 535         RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
 536                       "rtl92c_set_fw_rsvdpagepkt(): u1_h2c_set_pwrmode\n",
 537                       u1_h2c_set_pwrmode, 3);
 538         rtl92c_fill_h2c_cmd(hw, H2C_SETPWRMODE, 3, u1_h2c_set_pwrmode);
 539 }
 540 EXPORT_SYMBOL(rtl92c_set_fw_pwrmode_cmd);
 541
 542 #define BEACON_PG               0 /*->1*/
 543 #define PSPOLL_PG               2
 544 #define NULL_PG                 3
 545 #define PROBERSP_PG             4 /*->5*/
 546
 547 #define TOTAL_RESERVED_PKT_LEN  768
 548
 549 static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = {
 550         /* page 0 beacon */
 551         0x80, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF,
 552         0xFF, 0xFF, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
 553         0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x50, 0x08,
 554         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 555         0x64, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x6C, 0x69,
 556         0x6E, 0x6B, 0x73, 0x79, 0x73, 0x5F, 0x77, 0x6C,
 557         0x61, 0x6E, 0x01, 0x04, 0x82, 0x84, 0x8B, 0x96,
 558         0x03, 0x01, 0x01, 0x06, 0x02, 0x00, 0x00, 0x2A,
 559         0x01, 0x00, 0x32, 0x08, 0x24, 0x30, 0x48, 0x6C,
 560         0x0C, 0x12, 0x18, 0x60, 0x2D, 0x1A, 0x6C, 0x18,
 561         0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 562         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 563         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 564         0x3D, 0x00, 0xDD, 0x06, 0x00, 0xE0, 0x4C, 0x02,
 565         0x01, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 566         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 567
 568         /* page 1 beacon */
 569         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 570         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 571         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 572         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 573         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 574         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 575         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 576         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 577         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 578         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 579         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 580         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 581         0x10, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x10, 0x00,
 582         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 583         0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 584         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 585
 586         /* page 2  ps-poll */
 587         0xA4, 0x10, 0x01, 0xC0, 0x00, 0x40, 0x10, 0x10,
 588         0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
 589         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 590         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 591         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 592         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 593         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 594         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 595         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 596         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 597         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 598         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 599         0x18, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x00, 0x00,
 600         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
 601         0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 602         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 603
 604         /* page 3  null */
 605         0x48, 0x01, 0x00, 0x00, 0x00, 0x40, 0x10, 0x10,
 606         0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
 607         0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x00, 0x00,
 608         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 609         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 610         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 611         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 612         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 613         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 614         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 615         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 616         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 617         0x72, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x00, 0x00,
 618         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
 619         0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 620         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 621
 622         /* page 4  probe_resp */
 623         0x50, 0x00, 0x00, 0x00, 0x00, 0x40, 0x10, 0x10,
 624         0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
 625         0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x00, 0x00,
 626         0x9E, 0x46, 0x15, 0x32, 0x27, 0xF2, 0x2D, 0x00,
 627         0x64, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x6C, 0x69,
 628         0x6E, 0x6B, 0x73, 0x79, 0x73, 0x5F, 0x77, 0x6C,
 629         0x61, 0x6E, 0x01, 0x04, 0x82, 0x84, 0x8B, 0x96,
 630         0x03, 0x01, 0x01, 0x06, 0x02, 0x00, 0x00, 0x2A,
 631         0x01, 0x00, 0x32, 0x08, 0x24, 0x30, 0x48, 0x6C,
 632         0x0C, 0x12, 0x18, 0x60, 0x2D, 0x1A, 0x6C, 0x18,
 633         0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 634         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 635         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 636         0x3D, 0x00, 0xDD, 0x06, 0x00, 0xE0, 0x4C, 0x02,
 637         0x01, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 638         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 639
 640         /* page 5  probe_resp */
 641         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 642         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 643         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 644         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 645         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 646         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 647         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 648         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 649         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 650         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 651         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 652         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 653         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 654         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 655         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 656         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 657 };
 658
 659 void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished)
 660 {
 661         struct rtl_priv *rtlpriv = rtl_priv(hw);
 662         struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 663         struct sk_buff *skb = NULL;
 664
 665         u32 totalpacketlen;
 666         bool rtstatus;
 667         u8 u1rsvdpageloc[3] = { 0 };
 668         bool b_dlok = false;
 669
 670         u8 *beacon;
 671         u8 *p_pspoll;
 672         u8 *nullfunc;
 673         u8 *p_probersp;
 674         /*---------------------------------------------------------
 675                                 (1) beacon
 676         ---------------------------------------------------------*/
 677         beacon = &reserved_page_packet[BEACON_PG * 128];
 678         SET_80211_HDR_ADDRESS2(beacon, mac->mac_addr);
 679         SET_80211_HDR_ADDRESS3(beacon, mac->bssid);
 680
 681         /*-------------------------------------------------------
 682                                 (2) ps-poll
 683         --------------------------------------------------------*/
 684         p_pspoll = &reserved_page_packet[PSPOLL_PG * 128];
 685         SET_80211_PS_POLL_AID(p_pspoll, (mac->assoc_id | 0xc000));
 686         SET_80211_PS_POLL_BSSID(p_pspoll, mac->bssid);
 687         SET_80211_PS_POLL_TA(p_pspoll, mac->mac_addr);
 688
 689         SET_H2CCMD_RSVDPAGE_LOC_PSPOLL(u1rsvdpageloc, PSPOLL_PG);
 690
 691         /*--------------------------------------------------------
 692                                 (3) null data
 693         ---------------------------------------------------------*/
 694         nullfunc = &reserved_page_packet[NULL_PG * 128];
 695         SET_80211_HDR_ADDRESS1(nullfunc, mac->bssid);
 696         SET_80211_HDR_ADDRESS2(nullfunc, mac->mac_addr);
 697         SET_80211_HDR_ADDRESS3(nullfunc, mac->bssid);
 698
 699         SET_H2CCMD_RSVDPAGE_LOC_NULL_DATA(u1rsvdpageloc, NULL_PG);
 700
 701         /*---------------------------------------------------------
 702                                 (4) probe response
 703         ----------------------------------------------------------*/
 704         p_probersp = &reserved_page_packet[PROBERSP_PG * 128];
 705         SET_80211_HDR_ADDRESS1(p_probersp, mac->bssid);
 706         SET_80211_HDR_ADDRESS2(p_probersp, mac->mac_addr);
 707         SET_80211_HDR_ADDRESS3(p_probersp, mac->bssid);
 708
 709         SET_H2CCMD_RSVDPAGE_LOC_PROBE_RSP(u1rsvdpageloc, PROBERSP_PG);
 710
 711         totalpacketlen = TOTAL_RESERVED_PKT_LEN;
 712
 713         RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
 714                       "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n",
 715                       &reserved_page_packet[0], totalpacketlen);
 716         RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
 717                       "rtl92c_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n",
 718                       u1rsvdpageloc, 3);
 719
 720
 721         skb = dev_alloc_skb(totalpacketlen);
 722         memcpy((u8 *)skb_put(skb, totalpacketlen),
 723                &reserved_page_packet, totalpacketlen);
 724
 725         rtstatus = rtl_cmd_send_packet(hw, skb);
 726
 727         if (rtstatus)
 728                 b_dlok = true;
 729
 730         if (b_dlok) {
 731                 RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
 732                          "Set RSVD page location to Fw.\n");
 733                 RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
 734                                 "H2C_RSVDPAGE:\n",
 735                                 u1rsvdpageloc, 3);
 736                 rtl92c_fill_h2c_cmd(hw, H2C_RSVDPAGE,
 737                                     sizeof(u1rsvdpageloc), u1rsvdpageloc);
 738         } else
 739                 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
 740                          "Set RSVD page location to Fw FAIL!!!!!!.\n");
 741 }
 742 EXPORT_SYMBOL(rtl92c_set_fw_rsvdpagepkt);
 743
 744 void rtl92c_set_fw_joinbss_report_cmd(struct ieee80211_hw *hw, u8 mstatus)
 745 {
 746         u8 u1_joinbssrpt_parm[1] = { 0 };
 747
 748         SET_H2CCMD_JOINBSSRPT_PARM_OPMODE(u1_joinbssrpt_parm, mstatus);
 749
 750         rtl92c_fill_h2c_cmd(hw, H2C_JOINBSSRPT, 1, u1_joinbssrpt_parm);
 751 }
 752 EXPORT_SYMBOL(rtl92c_set_fw_joinbss_report_cmd);
 753
 754 static void rtl92c_set_p2p_ctw_period_cmd(struct ieee80211_hw *hw, u8 ctwindow)
 755 {
 756         u8 u1_ctwindow_period[1] = { ctwindow};
 757
 758         rtl92c_fill_h2c_cmd(hw, H2C_P2P_PS_CTW_CMD, 1, u1_ctwindow_period);
 759 }
 760
 761 /* refactored routine */
 762 static void set_noa_data(struct rtl_priv *rtlpriv,
 763                          struct rtl_p2p_ps_info *p2pinfo,
 764                          struct p2p_ps_offload_t *p2p_ps_offload)
 765 {
 766         int i;
 767         u32     start_time, tsf_low;
 768
 769         /* hw only support 2 set of NoA */
 770         for (i = 0 ; i < p2pinfo->noa_num ; i++) {
 771                 /* To control the reg setting for which NOA*/
 772                 rtl_write_byte(rtlpriv, 0x5cf, (i << 4));
 773                 if (i == 0)
 774                         p2p_ps_offload->noa0_en = 1;
 775                 else
 776                         p2p_ps_offload->noa1_en = 1;
 777
 778                 /* config P2P NoA Descriptor Register */
 779                 rtl_write_dword(rtlpriv, 0x5E0,
 780                                 p2pinfo->noa_duration[i]);
 781                 rtl_write_dword(rtlpriv, 0x5E4,
 782                                 p2pinfo->noa_interval[i]);
 783
 784                 /*Get Current TSF value */
 785                 tsf_low = rtl_read_dword(rtlpriv, REG_TSFTR);
 786
 787                 start_time = p2pinfo->noa_start_time[i];
 788                 if (p2pinfo->noa_count_type[i] != 1) {
 789                         while (start_time <= (tsf_low+(50*1024))) {
 790                                 start_time += p2pinfo->noa_interval[i];
 791                                 if (p2pinfo->noa_count_type[i] != 255)
 792                                         p2pinfo->noa_count_type[i]--;
 793                         }
 794                 }
 795                 rtl_write_dword(rtlpriv, 0x5E8, start_time);
 796                 rtl_write_dword(rtlpriv, 0x5EC,
 797                                 p2pinfo->noa_count_type[i]);
 798         }
 799 }
 800
 801 void rtl92c_set_p2p_ps_offload_cmd(struct ieee80211_hw *hw, u8 p2p_ps_state)
 802 {
 803         struct rtl_priv *rtlpriv = rtl_priv(hw);
 804         struct rtl_ps_ctl *rtlps = rtl_psc(rtl_priv(hw));
 805         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 806         struct rtl_p2p_ps_info *p2pinfo = &(rtlps->p2p_ps_info);
 807         struct p2p_ps_offload_t *p2p_ps_offload = &rtlhal->p2p_ps_offload;
 808         u16     ctwindow;
 809
 810         switch (p2p_ps_state) {
 811         case P2P_PS_DISABLE:
 812                         RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD,
 813                                  "P2P_PS_DISABLE\n");
 814                         memset(p2p_ps_offload, 0, sizeof(*p2p_ps_offload));
 815                         break;
 816         case P2P_PS_ENABLE:
 817                         RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD,
 818                                  "P2P_PS_ENABLE\n");
 819                         /* update CTWindow value. */
 820                         if (p2pinfo->ctwindow > 0) {
 821                                 p2p_ps_offload->ctwindow_en = 1;
 822                                 ctwindow = p2pinfo->ctwindow;
 823                                 rtl92c_set_p2p_ctw_period_cmd(hw, ctwindow);
 824                         }
 825                         /* call refactored routine */
 826                         set_noa_data(rtlpriv, p2pinfo, p2p_ps_offload);
 827
 828                         if ((p2pinfo->opp_ps == 1) || (p2pinfo->noa_num > 0)) {
 829                                 /* rst p2p circuit */
 830                                 rtl_write_byte(rtlpriv, REG_DUAL_TSF_RST,
 831                                                BIT(4));
 832
 833                                 p2p_ps_offload->offload_en = 1;
 834
 835                                 if (P2P_ROLE_GO == rtlpriv->mac80211.p2p) {
 836                                         p2p_ps_offload->role = 1;
 837                                         p2p_ps_offload->allstasleep = 0;
 838                                 } else {
 839                                         p2p_ps_offload->role = 0;
 840                                 }
 841
 842                                 p2p_ps_offload->discovery = 0;
 843                         }
 844                         break;
 845         case P2P_PS_SCAN:
 846                         RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "P2P_PS_SCAN\n");
 847                         p2p_ps_offload->discovery = 1;
 848                         break;
 849         case P2P_PS_SCAN_DONE:
 850                         RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD,
 851                                  "P2P_PS_SCAN_DONE\n");
 852                         p2p_ps_offload->discovery = 0;
 853                         p2pinfo->p2p_ps_state = P2P_PS_ENABLE;
 854                         break;
 855         default:
 856                         break;
 857         }
 858
 859         rtl92c_fill_h2c_cmd(hw, H2C_P2P_PS_OFFLOAD, 1, (u8 *)p2p_ps_offload);
 860
 861 }
 862 EXPORT_SYMBOL_GPL(rtl92c_set_p2p_ps_offload_cmd);