drivers/staging/rtl8821ae/efuse.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009-2010  Realtek Corporation.
   4  *
   5  * Tmis 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  * Tmis 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  * tmis program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  * Tme 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 #include "wifi.h"
  30 #include "efuse.h"
  31 #include "btcoexist/halbt_precomp.h"
  32 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
  33 #include <linux/export.h>
  34 #endif
  35
  36 static const u8 MAX_PGPKT_SIZE = 9;
  37 static const u8 PGPKT_DATA_SIZE = 8;
  38 static const int EFUSE_MAX_SIZE = 512;
  39
  40 static const struct efuse_map RTL8712_SDIO_EFUSE_TABLE[] = {
  41         {0, 0, 0, 2},
  42         {0, 1, 0, 2},
  43         {0, 2, 0, 2},
  44         {1, 0, 0, 1},
  45         {1, 0, 1, 1},
  46         {1, 1, 0, 1},
  47         {1, 1, 1, 3},
  48         {1, 3, 0, 17},
  49         {3, 3, 1, 48},
  50         {10, 0, 0, 6},
  51         {10, 3, 0, 1},
  52         {10, 3, 1, 1},
  53         {11, 0, 0, 28}
  54 };
  55
  56 static void efuse_shadow_read_1byte(struct ieee80211_hw *hw, u16 offset,
  57                                     u8 * value);
  58 static void efuse_shadow_read_2byte(struct ieee80211_hw *hw, u16 offset,
  59                                     u16 * value);
  60 static void efuse_shadow_read_4byte(struct ieee80211_hw *hw, u16 offset,
  61                                     u32 * value);
  62 static void efuse_shadow_write_1byte(struct ieee80211_hw *hw, u16 offset,
  63                                      u8 value);
  64 static void efuse_shadow_write_2byte(struct ieee80211_hw *hw, u16 offset,
  65                                      u16 value);
  66 static void efuse_shadow_write_4byte(struct ieee80211_hw *hw, u16 offset,
  67                                      u32 value);
  68 static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr,
  69                                 u8 data);
  70 static void efuse_read_all_map(struct ieee80211_hw *hw, u8 * efuse);
  71 static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset,
  72                                 u8 *data);
  73 static int efuse_pg_packet_write(struct ieee80211_hw *hw, u8 offset,
  74                                  u8 word_en, u8 * data);
  75 static void efuse_word_enable_data_read(u8 word_en, u8 * sourdata,
  76                                         u8 * targetdata);
  77 static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw,
  78                                        u16 efuse_addr, u8 word_en, u8 * data);
  79 static void efuse_power_switch(struct ieee80211_hw *hw, u8 bwrite,
  80                                         u8 pwrstate);
  81 static u16 efuse_get_current_size(struct ieee80211_hw *hw);
  82 static u8 efuse_calculate_word_cnts(u8 word_en);
  83
  84 void efuse_initialize(struct ieee80211_hw *hw)
  85 {
  86         struct rtl_priv *rtlpriv = rtl_priv(hw);
  87         u8 bytetemp;
  88         u8 temp;
  89
  90         bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1);
  91         temp = bytetemp | 0x20;
  92         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN] + 1, temp);
  93
  94         bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1);
  95         temp = bytetemp & 0xFE;
  96         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_ISO_CTRL] + 1, temp);
  97
  98         bytetemp = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3);
  99         temp = bytetemp | 0x80;
 100         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_TEST] + 3, temp);
 101
 102         rtl_write_byte(rtlpriv, 0x2F8, 0x3);
 103
 104         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72);
 105
 106 }
 107
 108 u8 efuse_read_1byte(struct ieee80211_hw *hw, u16 address)
 109 {
 110         struct rtl_priv *rtlpriv = rtl_priv(hw);
 111         u8 data;
 112         u8 bytetemp;
 113         u8 temp;
 114         u32 k = 0;
 115         const u32 efuse_real_content_len =
 116                 rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
 117
 118         if (address < efuse_real_content_len) {
 119                 temp = address & 0xFF;
 120                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
 121                                temp);
 122                 bytetemp = rtl_read_byte(rtlpriv,
 123                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
 124                 temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC);
 125                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
 126                                temp);
 127
 128                 bytetemp = rtl_read_byte(rtlpriv,
 129                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
 130                 temp = bytetemp & 0x7F;
 131                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3,
 132                                temp);
 133
 134                 bytetemp = rtl_read_byte(rtlpriv,
 135                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
 136                 while (!(bytetemp & 0x80)) {
 137                         bytetemp = rtl_read_byte(rtlpriv,
 138                                                  rtlpriv->cfg->
 139                                                  maps[EFUSE_CTRL] + 3);
 140                         k++;
 141                         if (k == 1000) {
 142                                 k = 0;
 143                                 break;
 144                         }
 145                 }
 146                 data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
 147                 return data;
 148         } else
 149                 return 0xFF;
 150
 151 }
 152 //EXPORT_SYMBOL(efuse_read_1byte);
 153
 154 void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value)
 155 {
 156         struct rtl_priv *rtlpriv = rtl_priv(hw);
 157         u8 bytetemp;
 158         u8 temp;
 159         u32 k = 0;
 160         const u32 efuse_real_content_len =
 161                 rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
 162
 163         RT_TRACE(COMP_EFUSE, DBG_LOUD,
 164                  ("Addr=%x Data =%x\n", address, value));
 165
 166         if (address < efuse_real_content_len) {
 167                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], value);
 168
 169                 temp = address & 0xFF;
 170                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
 171                                temp);
 172                 bytetemp = rtl_read_byte(rtlpriv,
 173                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
 174
 175                 temp = ((address >> 8) & 0x03) | (bytetemp & 0xFC);
 176                 rtl_write_byte(rtlpriv,
 177                                rtlpriv->cfg->maps[EFUSE_CTRL] + 2, temp);
 178
 179                 bytetemp = rtl_read_byte(rtlpriv,
 180                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
 181                 temp = bytetemp | 0x80;
 182                 rtl_write_byte(rtlpriv,
 183                                rtlpriv->cfg->maps[EFUSE_CTRL] + 3, temp);
 184
 185                 bytetemp = rtl_read_byte(rtlpriv,
 186                                          rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
 187
 188                 while (bytetemp & 0x80) {
 189                         bytetemp = rtl_read_byte(rtlpriv,
 190                                                  rtlpriv->cfg->
 191                                                  maps[EFUSE_CTRL] + 3);
 192                         k++;
 193                         if (k == 100) {
 194                                 k = 0;
 195                                 break;
 196                         }
 197                 }
 198         }
 199
 200 }
 201
 202 void read_efuse_byte(struct ieee80211_hw *hw, u16 _offset, u8 *pbuf)
 203 {
 204         struct rtl_priv *rtlpriv = rtl_priv(hw);
 205         u32 value32;
 206         u8 readbyte;
 207         u16 retry;
 208
 209         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
 210                        (_offset & 0xff));
 211         readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2);
 212         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
 213                        ((_offset >> 8) & 0x03) | (readbyte & 0xfc));
 214
 215         readbyte = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3);
 216         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3,
 217                        (readbyte & 0x7f));
 218
 219         retry = 0;
 220         value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
 221         while (!(((value32 >> 24) & 0xff) & 0x80) && (retry < 10000)) {
 222                 value32 = rtl_read_dword(rtlpriv,
 223                                          rtlpriv->cfg->maps[EFUSE_CTRL]);
 224                 retry++;
 225         }
 226
 227         udelay(50);
 228         value32 = rtl_read_dword(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
 229
 230         *pbuf = (u8) (value32 & 0xff);
 231 }
 232
 233 void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf)
 234 {
 235         struct rtl_priv *rtlpriv = rtl_priv(hw);
 236         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 237         u8 efuse_tbl[rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]];
 238         u8 rtemp8[1];
 239         u16 efuse_addr = 0;
 240         u8 offset, wren;
 241         u8 u1temp = 0;
 242         u16 i;
 243         u16 j;
 244         const u16 efuse_max_section =
 245                 rtlpriv->cfg->maps[EFUSE_MAX_SECTION_MAP];
 246         const u32 efuse_real_content_len =
 247                 rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE];
 248         u16 efuse_word[efuse_max_section][EFUSE_MAX_WORD_UNIT];
 249         u16 efuse_utilized = 0;
 250         u8 efuse_usage;
 251
 252         if ((_offset + _size_byte) > rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]) {
 253                 RT_TRACE(COMP_EFUSE, DBG_LOUD,
 254                          ("read_efuse(): Invalid offset(%#x) with read "
 255                           "bytes(%#x)!!\n", _offset, _size_byte));
 256                 return;
 257         }
 258
 259         for (i = 0; i < efuse_max_section; i++)
 260                 for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++)
 261                         efuse_word[i][j] = 0xFFFF;
 262
 263         read_efuse_byte(hw, efuse_addr, rtemp8);
 264         if (*rtemp8 != 0xFF) {
 265                 efuse_utilized++;
 266                 RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
 267                         ("Addr=%d\n", efuse_addr));
 268                 efuse_addr++;
 269         }
 270
 271         while ((*rtemp8 != 0xFF) && (efuse_addr < efuse_real_content_len)) {
 272                 /*  Check PG header for section num.  */
 273                 if((*rtemp8 & 0x1F ) == 0x0F) {/* extended header */
 274                         u1temp =( (*rtemp8 & 0xE0) >> 5);
 275                         read_efuse_byte(hw, efuse_addr, rtemp8);
 276
 277                         if((*rtemp8 & 0x0F) == 0x0F) {
 278                                 efuse_addr++;
 279                                 read_efuse_byte(hw, efuse_addr, rtemp8);
 280
 281                                 if (*rtemp8 != 0xFF &&
 282                                     (efuse_addr < efuse_real_content_len)) {
 283                                         efuse_addr++;
 284                                 }
 285                                 continue;
 286                         } else {
 287                                 offset = ((*rtemp8 & 0xF0) >> 1) | u1temp;
 288                                 wren = (*rtemp8 & 0x0F);
 289                                 efuse_addr++;
 290                         }
 291                 } else {
 292                         offset = ((*rtemp8 >> 4) & 0x0f);
 293                         wren = (*rtemp8 & 0x0f);
 294                 }
 295
 296                 if (offset < efuse_max_section) {
 297                         RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
 298                                 ("offset-%d Worden=%x\n", offset, wren));
 299
 300                         for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) {
 301                                 if (!(wren & 0x01)) {
 302                                         RTPRINT(rtlpriv, FEEPROM,
 303                                                 EFUSE_READ_ALL, ("Addr=%d\n",
 304                                                                  efuse_addr));
 305
 306                                         read_efuse_byte(hw, efuse_addr, rtemp8);
 307                                         efuse_addr++;
 308                                         efuse_utilized++;
 309                                         efuse_word[offset][i] = (*rtemp8 &
 310                                                                  0xff);
 311
 312                                         if (efuse_addr >=
 313                                             efuse_real_content_len)
 314                                                 break;
 315
 316                                         RTPRINT(rtlpriv, FEEPROM,
 317                                                 EFUSE_READ_ALL, ("Addr=%d\n",
 318                                                                  efuse_addr));
 319
 320                                         read_efuse_byte(hw, efuse_addr, rtemp8);
 321                                         efuse_addr++;
 322                                         efuse_utilized++;
 323                                         efuse_word[offset][i] |=
 324                                             (((u16) * rtemp8 << 8) & 0xff00);
 325
 326                                         if (efuse_addr >= efuse_real_content_len)
 327                                                 break;
 328                                 }
 329
 330                                 wren >>= 1;
 331                         }
 332                 }
 333
 334                 RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL,
 335                         ("Addr=%d\n", efuse_addr));
 336                 read_efuse_byte(hw, efuse_addr, rtemp8);
 337                 if (*rtemp8 != 0xFF && (efuse_addr < efuse_real_content_len)) {
 338                         efuse_utilized++;
 339                         efuse_addr++;
 340                 }
 341         }
 342
 343         for (i = 0; i < efuse_max_section; i++) {
 344                 for (j = 0; j < EFUSE_MAX_WORD_UNIT; j++) {
 345                         efuse_tbl[(i * 8) + (j * 2)] =
 346                             (efuse_word[i][j] & 0xff);
 347                         efuse_tbl[(i * 8) + ((j * 2) + 1)] =
 348                             ((efuse_word[i][j] >> 8) & 0xff);
 349                 }
 350         }
 351
 352         for (i = 0; i < _size_byte; i++)
 353                 pbuf[i] = efuse_tbl[_offset + i];
 354
 355         rtlefuse->efuse_usedbytes = efuse_utilized;
 356         efuse_usage = (u8) ((efuse_utilized * 100) / efuse_real_content_len);
 357         rtlefuse->efuse_usedpercentage = efuse_usage;
 358         rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_BYTES,
 359                                       (u8 *) & efuse_utilized);
 360         rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_EFUSE_USAGE,
 361                                       (u8 *) & efuse_usage);
 362 }
 363
 364 bool efuse_shadow_update_chk(struct ieee80211_hw *hw)
 365 {
 366         struct rtl_priv *rtlpriv = rtl_priv(hw);
 367         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 368         u8 section_idx, i, Base;
 369         u16 words_need = 0, hdr_num = 0, totalbytes, efuse_used;
 370         bool bwordchanged, bresult = true;
 371
 372         for (section_idx = 0; section_idx < 16; section_idx++) {
 373                 Base = section_idx * 8;
 374                 bwordchanged = false;
 375
 376                 for (i = 0; i < 8; i = i + 2) {
 377                         if ((rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i] !=
 378                              rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i]) ||
 379                             (rtlefuse->efuse_map[EFUSE_INIT_MAP][Base + i + 1] !=
 380                              rtlefuse->efuse_map[EFUSE_MODIFY_MAP][Base + i +
 381                                                                    1])) {
 382                                 words_need++;
 383                                 bwordchanged = true;
 384                         }
 385                 }
 386
 387                 if (bwordchanged == true)
 388                         hdr_num++;
 389         }
 390
 391         totalbytes = hdr_num + words_need * 2;
 392         efuse_used = rtlefuse->efuse_usedbytes;
 393
 394         if ((totalbytes + efuse_used) >= (EFUSE_MAX_SIZE -
 395                 rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))
 396                 bresult = false;
 397
 398         RT_TRACE(COMP_EFUSE, DBG_LOUD,
 399                  ("efuse_shadow_update_chk(): totalbytes(%#x), "
 400                   "hdr_num(%#x), words_need(%#x), efuse_used(%d)\n",
 401                   totalbytes, hdr_num, words_need, efuse_used));
 402
 403         return bresult;
 404 }
 405
 406 void efuse_shadow_read(struct ieee80211_hw *hw, u8 type,
 407                        u16 offset, u32 *value)
 408 {
 409         if (type == 1)
 410                 efuse_shadow_read_1byte(hw, offset, (u8 *) value);
 411         else if (type == 2)
 412                 efuse_shadow_read_2byte(hw, offset, (u16 *) value);
 413         else if (type == 4)
 414                 efuse_shadow_read_4byte(hw, offset, (u32 *) value);
 415
 416 }
 417
 418 void efuse_shadow_write(struct ieee80211_hw *hw, u8 type, u16 offset,
 419                                 u32 value)
 420 {
 421         if (type == 1)
 422                 efuse_shadow_write_1byte(hw, offset, (u8) value);
 423         else if (type == 2)
 424                 efuse_shadow_write_2byte(hw, offset, (u16) value);
 425         else if (type == 4)
 426                 efuse_shadow_write_4byte(hw, offset, (u32) value);
 427
 428 }
 429
 430 bool efuse_shadow_update(struct ieee80211_hw *hw)
 431 {
 432         struct rtl_priv *rtlpriv = rtl_priv(hw);
 433         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 434         u16 i, offset, base;
 435         u8 word_en = 0x0F;
 436         u8 first_pg = false;
 437
 438         RT_TRACE(COMP_EFUSE, DBG_LOUD, ("\n"));
 439
 440         if (!efuse_shadow_update_chk(hw)) {
 441                 efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
 442                 memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
 443                        &rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
 444                        rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
 445
 446                 RT_TRACE(COMP_EFUSE, DBG_LOUD,
 447                          ("efuse out of capacity!!\n"));
 448                 return false;
 449         }
 450         efuse_power_switch(hw, true, true);
 451
 452         for (offset = 0; offset < 16; offset++) {
 453
 454                 word_en = 0x0F;
 455                 base = offset * 8;
 456
 457                 for (i = 0; i < 8; i++) {
 458                         if (first_pg == true) {
 459
 460                                 word_en &= ~(BIT(i / 2));
 461
 462                                 rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] =
 463                                     rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i];
 464                         } else {
 465
 466                                 if (rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] !=
 467                                     rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i]) {
 468                                         word_en &= ~(BIT(i / 2));
 469
 470                                         rtlefuse->efuse_map[EFUSE_INIT_MAP][base + i] =
 471                                             rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base + i];
 472                                 }
 473                         }
 474                 }
 475
 476                 if (word_en != 0x0F) {
 477                         u8 tmpdata[8];
 478                         memcpy(tmpdata, (&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][base]), 8);
 479                         RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_LOUD,
 480                                       ("U-efuse\n"), tmpdata, 8);
 481
 482                         if (!efuse_pg_packet_write(hw, (u8) offset, word_en,
 483                                                    tmpdata)) {
 484                                 RT_TRACE(COMP_ERR, DBG_WARNING,
 485                                          ("PG section(%#x) fail!!\n", offset));
 486                                 break;
 487                         }
 488                 }
 489
 490         }
 491
 492         efuse_power_switch(hw, true, false);
 493         efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
 494
 495         memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
 496                &rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
 497                rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
 498
 499         RT_TRACE(COMP_EFUSE, DBG_LOUD, ("\n"));
 500         return true;
 501 }
 502
 503 void rtl_efuse_shadow_map_update(struct ieee80211_hw *hw)
 504 {
 505         struct rtl_priv *rtlpriv = rtl_priv(hw);
 506         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 507
 508         if (rtlefuse->autoload_failflag == true) {
 509                 memset((&rtlefuse->efuse_map[EFUSE_INIT_MAP][0]),
 510                         0xFF, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
 511         } else {
 512                 efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]);
 513         }
 514
 515         memcpy(&rtlefuse->efuse_map[EFUSE_MODIFY_MAP][0],
 516                         &rtlefuse->efuse_map[EFUSE_INIT_MAP][0],
 517                         rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]);
 518
 519 }
 520 //EXPORT_SYMBOL(rtl_efuse_shadow_map_update);
 521
 522 void efuse_force_write_vendor_Id(struct ieee80211_hw *hw)
 523 {
 524         u8 tmpdata[8] = { 0xFF, 0xFF, 0xEC, 0x10, 0xFF, 0xFF, 0xFF, 0xFF };
 525
 526         efuse_power_switch(hw, true, true);
 527
 528         efuse_pg_packet_write(hw, 1, 0xD, tmpdata);
 529
 530         efuse_power_switch(hw, true, false);
 531
 532 }
 533
 534 void efuse_re_pg_section(struct ieee80211_hw *hw, u8 section_idx)
 535 {
 536 }
 537
 538 static void efuse_shadow_read_1byte(struct ieee80211_hw *hw,
 539                                     u16 offset, u8 *value)
 540 {
 541         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 542         *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
 543 }
 544
 545 static void efuse_shadow_read_2byte(struct ieee80211_hw *hw,
 546                                     u16 offset, u16 *value)
 547 {
 548         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 549
 550         *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
 551         *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8;
 552
 553 }
 554
 555 static void efuse_shadow_read_4byte(struct ieee80211_hw *hw,
 556                                     u16 offset, u32 *value)
 557 {
 558         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 559
 560         *value = rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset];
 561         *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] << 8;
 562         *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] << 16;
 563         *value |= rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] << 24;
 564 }
 565
 566 static void efuse_shadow_write_1byte(struct ieee80211_hw *hw,
 567                                      u16 offset, u8 value)
 568 {
 569         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 570
 571         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value;
 572 }
 573
 574 static void efuse_shadow_write_2byte(struct ieee80211_hw *hw,
 575                                      u16 offset, u16 value)
 576 {
 577         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 578
 579         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] = value & 0x00FF;
 580         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] = value >> 8;
 581
 582 }
 583
 584 static void efuse_shadow_write_4byte(struct ieee80211_hw *hw,
 585                                      u16 offset, u32 value)
 586 {
 587         struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 588
 589         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset] =
 590             (u8) (value & 0x000000FF);
 591         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 1] =
 592             (u8) ((value >> 8) & 0x0000FF);
 593         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 2] =
 594             (u8) ((value >> 16) & 0x00FF);
 595         rtlefuse->efuse_map[EFUSE_MODIFY_MAP][offset + 3] =
 596             (u8) ((value >> 24) & 0xFF);
 597
 598 }
 599
 600 int efuse_one_byte_read(struct ieee80211_hw *hw, u16 addr, u8 *data)
 601 {
 602         struct rtl_priv *rtlpriv = rtl_priv(hw);
 603         u8 tmpidx = 0;
 604         int bresult;
 605
 606         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1,
 607                        (u8) (addr & 0xff));
 608         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
 609                        ((u8) ((addr >> 8) & 0x03)) |
 610                        (rtl_read_byte(rtlpriv,
 611                                       rtlpriv->cfg->maps[EFUSE_CTRL] + 2) &
 612                         0xFC));
 613
 614         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0x72);
 615
 616         while (!(0x80 & rtl_read_byte(rtlpriv,
 617                                       rtlpriv->cfg->maps[EFUSE_CTRL] + 3))
 618                && (tmpidx < 100)) {
 619                 tmpidx++;
 620         }
 621
 622         if (tmpidx < 100) {
 623                 *data = rtl_read_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL]);
 624                 bresult = true;
 625         } else {
 626                 *data = 0xff;
 627                 bresult = false;
 628         }
 629         return bresult;
 630 }
 631 //EXPORT_SYMBOL(efuse_one_byte_read);
 632
 633 static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data)
 634 {
 635         struct rtl_priv *rtlpriv = rtl_priv(hw);
 636         u8 tmpidx = 0;
 637         bool bresult;
 638
 639         RT_TRACE(COMP_EFUSE, DBG_LOUD,
 640                  ("Addr = %x Data=%x\n", addr, data));
 641
 642         rtl_write_byte(rtlpriv,
 643                        rtlpriv->cfg->maps[EFUSE_CTRL] + 1, (u8) (addr & 0xff));
 644         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 2,
 645                        (rtl_read_byte(rtlpriv,
 646                          rtlpriv->cfg->maps[EFUSE_CTRL] +
 647                          2) & 0xFC) | (u8) ((addr >> 8) & 0x03));
 648
 649         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], data);
 650         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 3, 0xF2);
 651
 652         while ((0x80 & rtl_read_byte(rtlpriv,
 653                                      rtlpriv->cfg->maps[EFUSE_CTRL] + 3))
 654                && (tmpidx < 100)) {
 655                 tmpidx++;
 656         }
 657
 658         if (tmpidx < 100)
 659                 bresult = true;
 660         else
 661                 bresult = false;
 662
 663         return bresult;
 664 }
 665
 666 static void efuse_read_all_map(struct ieee80211_hw *hw, u8 * efuse)
 667 {
 668         struct rtl_priv *rtlpriv = rtl_priv(hw);
 669         efuse_power_switch(hw, false, true);
 670         read_efuse(hw, 0, rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE], efuse);
 671         efuse_power_switch(hw, false, false);
 672 }
 673
 674 static void efuse_read_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
 675                                 u8 efuse_data, u8 offset, u8 *tmpdata,
 676                                 u8 *readstate)
 677 {
 678         bool bdataempty = true;
 679         u8 hoffset;
 680         u8 tmpidx;
 681         u8 hworden;
 682         u8 word_cnts;
 683
 684         hoffset = (efuse_data >> 4) & 0x0F;
 685         hworden = efuse_data & 0x0F;
 686         word_cnts = efuse_calculate_word_cnts(hworden);
 687
 688         if (hoffset == offset) {
 689                 for (tmpidx = 0; tmpidx < word_cnts * 2; tmpidx++) {
 690                         if (efuse_one_byte_read(hw, *efuse_addr + 1 + tmpidx,
 691                                                 &efuse_data)) {
 692                                 tmpdata[tmpidx] = efuse_data;
 693                                 if (efuse_data != 0xff)
 694                                         bdataempty = true;
 695                         }
 696                 }
 697
 698                 if (bdataempty == true) {
 699                         *readstate = PG_STATE_DATA;
 700                 } else {
 701                         *efuse_addr = *efuse_addr + (word_cnts * 2) + 1;
 702                         *readstate = PG_STATE_HEADER;
 703                 }
 704
 705         } else {
 706                 *efuse_addr = *efuse_addr + (word_cnts * 2) + 1;
 707                 *readstate = PG_STATE_HEADER;
 708         }
 709 }
 710
 711 static int efuse_pg_packet_read(struct ieee80211_hw *hw, u8 offset, u8 *data)
 712 {
 713         u8 readstate = PG_STATE_HEADER;
 714
 715         bool bcontinual = true;
 716
 717         u8 efuse_data, word_cnts = 0;
 718         u16 efuse_addr = 0;
 719         u8 hworden = 0;
 720         u8 tmpdata[8];
 721
 722         if (data == NULL)
 723                 return false;
 724         if (offset > 15)
 725                 return false;
 726
 727         memset(data, 0xff, PGPKT_DATA_SIZE * sizeof(u8));
 728         memset(tmpdata, 0xff, PGPKT_DATA_SIZE * sizeof(u8));
 729
 730         while (bcontinual && (efuse_addr < EFUSE_MAX_SIZE)) {
 731                 if (readstate & PG_STATE_HEADER) {
 732                         if (efuse_one_byte_read(hw, efuse_addr, &efuse_data)
 733                             && (efuse_data != 0xFF))
 734                                 efuse_read_data_case1(hw, &efuse_addr, efuse_data, offset,
 735                                                         tmpdata, &readstate);
 736                         else
 737                                 bcontinual = false;
 738                 } else if (readstate & PG_STATE_DATA) {
 739                         efuse_word_enable_data_read(hworden, tmpdata, data);
 740                         efuse_addr = efuse_addr + (word_cnts * 2) + 1;
 741                         readstate = PG_STATE_HEADER;
 742                 }
 743
 744         }
 745
 746         if ((data[0] == 0xff) && (data[1] == 0xff) &&
 747             (data[2] == 0xff) && (data[3] == 0xff) &&
 748             (data[4] == 0xff) && (data[5] == 0xff) &&
 749             (data[6] == 0xff) && (data[7] == 0xff))
 750                 return false;
 751         else
 752                 return true;
 753
 754 }
 755
 756 static void efuse_write_data_case1(struct ieee80211_hw *hw, u16 *efuse_addr,
 757                                 u8 efuse_data, u8 offset, int *bcontinual,
 758                                 u8 *write_state, struct pgpkt_struct *target_pkt,
 759                                 int *repeat_times, int *bresult, u8 word_en)
 760 {
 761         struct rtl_priv *rtlpriv = rtl_priv(hw);
 762         struct pgpkt_struct tmp_pkt;
 763         int bdataempty = true;
 764         u8 originaldata[8 * sizeof(u8)];
 765         u8 badworden = 0x0F;
 766         u8 match_word_en, tmp_word_en;
 767         u8 tmpindex;
 768         u8 tmp_header = efuse_data;
 769         u8 tmp_word_cnts;
 770
 771         tmp_pkt.offset = (tmp_header >> 4) & 0x0F;
 772         tmp_pkt.word_en = tmp_header & 0x0F;
 773         tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en);
 774
 775         if (tmp_pkt.offset != target_pkt->offset) {
 776                 *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
 777                 *write_state = PG_STATE_HEADER;
 778         } else {
 779                 for (tmpindex = 0; tmpindex < (tmp_word_cnts * 2); tmpindex++) {
 780                         if (efuse_one_byte_read(hw,
 781                                                 (*efuse_addr + 1 + tmpindex),
 782                                                 &efuse_data) && (efuse_data != 0xFF))
 783                                 bdataempty = false;
 784                 }
 785
 786                 if (bdataempty == false) {
 787                         *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
 788                         *write_state = PG_STATE_HEADER;
 789                 } else {
 790                         match_word_en = 0x0F;
 791                         if (!((target_pkt->word_en & BIT(0)) |
 792                             (tmp_pkt.word_en & BIT(0))))
 793                                 match_word_en &= (~BIT(0));
 794
 795                         if (!((target_pkt->word_en & BIT(1)) |
 796                             (tmp_pkt.word_en & BIT(1))))
 797                                 match_word_en &= (~BIT(1));
 798
 799                         if (!((target_pkt->word_en & BIT(2)) |
 800                             (tmp_pkt.word_en & BIT(2))))
 801                                 match_word_en &= (~BIT(2));
 802
 803                         if (!((target_pkt->word_en & BIT(3)) |
 804                             (tmp_pkt.word_en & BIT(3))))
 805                                 match_word_en &= (~BIT(3));
 806
 807                         if ((match_word_en & 0x0F) != 0x0F) {
 808                                 badworden = efuse_word_enable_data_write(hw,
 809                                                         *efuse_addr + 1,
 810                                                         tmp_pkt.word_en,
 811                                                         target_pkt->data);
 812
 813                                 if (0x0F != (badworden & 0x0F)) {
 814                                         u8 reorg_offset = offset;
 815                                         u8 reorg_worden = badworden;
 816                                         efuse_pg_packet_write(hw, reorg_offset,
 817                                                               reorg_worden,
 818                                                               originaldata);
 819                                 }
 820
 821                                 tmp_word_en = 0x0F;
 822                                 if ((target_pkt->word_en & BIT(0)) ^
 823                                     (match_word_en & BIT(0)))
 824                                         tmp_word_en &= (~BIT(0));
 825
 826                                 if ((target_pkt->word_en & BIT(1)) ^
 827                                     (match_word_en & BIT(1)))
 828                                         tmp_word_en &= (~BIT(1));
 829
 830                                 if ((target_pkt->word_en & BIT(2)) ^
 831                                     (match_word_en & BIT(2)))
 832                                         tmp_word_en &= (~BIT(2));
 833
 834                                 if ((target_pkt->word_en & BIT(3)) ^
 835                                     (match_word_en & BIT(3)))
 836                                         tmp_word_en &= (~BIT(3));
 837
 838                                 if ((tmp_word_en & 0x0F) != 0x0F) {
 839                                         *efuse_addr = efuse_get_current_size(hw);
 840                                         target_pkt->offset = offset;
 841                                         target_pkt->word_en = tmp_word_en;
 842                                 } else {
 843                                         *bcontinual = false;
 844                                 }
 845                                 *write_state = PG_STATE_HEADER;
 846                                 *repeat_times += 1;
 847                                 if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
 848                                         *bcontinual = false;
 849                                         *bresult = false;
 850                                 }
 851                         } else {
 852                                 *efuse_addr += (2 * tmp_word_cnts) + 1;
 853                                 target_pkt->offset = offset;
 854                                 target_pkt->word_en = word_en;
 855                                 *write_state = PG_STATE_HEADER;
 856                         }
 857                 }
 858         }
 859         RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, ("efuse PG_STATE_HEADER-1\n"));
 860 }
 861
 862 static void efuse_write_data_case2(struct ieee80211_hw *hw, u16 *efuse_addr,
 863                                    int *bcontinual, u8 *write_state,
 864                                    struct pgpkt_struct target_pkt,
 865                                    int *repeat_times, int *bresult)
 866 {
 867         struct rtl_priv *rtlpriv = rtl_priv(hw);
 868         struct pgpkt_struct tmp_pkt;
 869         u8 pg_header;
 870         u8 tmp_header;
 871         u8 originaldata[8 * sizeof(u8)];
 872         u8 tmp_word_cnts;
 873         u8 badworden = 0x0F;
 874
 875         pg_header = ((target_pkt.offset << 4) & 0xf0) | target_pkt.word_en;
 876         efuse_one_byte_write(hw, *efuse_addr, pg_header);
 877         efuse_one_byte_read(hw, *efuse_addr, &tmp_header);
 878
 879         if (tmp_header == pg_header) {
 880                 *write_state = PG_STATE_DATA;
 881         } else if (tmp_header == 0xFF) {
 882                 *write_state = PG_STATE_HEADER;
 883                 *repeat_times += 1;
 884                 if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
 885                         *bcontinual = false;
 886                         *bresult = false;
 887                 }
 888         } else {
 889                 tmp_pkt.offset = (tmp_header >> 4) & 0x0F;
 890                 tmp_pkt.word_en = tmp_header & 0x0F;
 891
 892                 tmp_word_cnts = efuse_calculate_word_cnts(tmp_pkt.word_en);
 893
 894                 memset(originaldata, 0xff,  8 * sizeof(u8));
 895
 896                 if (efuse_pg_packet_read(hw, tmp_pkt.offset, originaldata)) {
 897                         badworden = efuse_word_enable_data_write(hw,
 898                                                                 *efuse_addr + 1,
 899                                                                 tmp_pkt.word_en,
 900                                                                 originaldata);
 901
 902                         if (0x0F != (badworden & 0x0F)) {
 903                                 u8 reorg_offset = tmp_pkt.offset;
 904                                 u8 reorg_worden = badworden;
 905                                 efuse_pg_packet_write(hw, reorg_offset,
 906                                                       reorg_worden,
 907                                                       originaldata);
 908                                 *efuse_addr = efuse_get_current_size(hw);
 909                         } else {
 910                                 *efuse_addr = *efuse_addr +
 911                                               (tmp_word_cnts * 2) + 1;
 912                         }
 913                 } else {
 914                         *efuse_addr = *efuse_addr + (tmp_word_cnts * 2) + 1;
 915                 }
 916
 917                 *write_state = PG_STATE_HEADER;
 918                 *repeat_times += 1;
 919                 if (*repeat_times > EFUSE_REPEAT_THRESHOLD_) {
 920                         *bcontinual = false;
 921                         *bresult = false;
 922                 }
 923
 924                 RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
 925                         ("efuse PG_STATE_HEADER-2\n"));
 926         }
 927 }
 928
 929 static int efuse_pg_packet_write(struct ieee80211_hw *hw,
 930                                  u8 offset, u8 word_en, u8 *data)
 931 {
 932         struct rtl_priv *rtlpriv = rtl_priv(hw);
 933         struct pgpkt_struct target_pkt;
 934         u8 write_state = PG_STATE_HEADER;
 935         int bcontinual = true, bdataempty = true, bresult = true;
 936         u16 efuse_addr = 0;
 937         u8 efuse_data;
 938         u8 target_word_cnts = 0;
 939         u8 badworden = 0x0F;
 940         static int repeat_times = 0;
 941
 942         if (efuse_get_current_size(hw) >= (EFUSE_MAX_SIZE -
 943                 rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) {
 944                 RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
 945                         ("efuse_pg_packet_write error \n"));
 946                 return false;
 947         }
 948
 949         target_pkt.offset = offset;
 950         target_pkt.word_en = word_en;
 951
 952         memset(target_pkt.data, 0xFF,  8 * sizeof(u8));
 953
 954         efuse_word_enable_data_read(word_en, data, target_pkt.data);
 955         target_word_cnts = efuse_calculate_word_cnts(target_pkt.word_en);
 956
 957         RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, ("efuse Power ON\n"));
 958
 959         while (bcontinual && (efuse_addr < (EFUSE_MAX_SIZE -
 960                 rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) {
 961
 962                 if (write_state == PG_STATE_HEADER) {
 963                         bdataempty = true;
 964                         badworden = 0x0F;
 965                         RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
 966                                 ("efuse PG_STATE_HEADER\n"));
 967
 968                         if (efuse_one_byte_read(hw, efuse_addr, &efuse_data) &&
 969                             (efuse_data != 0xFF))
 970                                 efuse_write_data_case1(hw, &efuse_addr,
 971                                                        efuse_data, offset,
 972                                                        &bcontinual,
 973                                                        &write_state,
 974                                                        &target_pkt,
 975                                                        &repeat_times, &bresult,
 976                                                        word_en);
 977                         else
 978                                 efuse_write_data_case2(hw, &efuse_addr,
 979                                                        &bcontinual,
 980                                                        &write_state,
 981                                                        target_pkt,
 982                                                        &repeat_times,
 983                                                        &bresult);
 984
 985                 } else if (write_state == PG_STATE_DATA) {
 986                         RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
 987                                 ("efuse PG_STATE_DATA\n"));
 988                         badworden = 0x0f;
 989                         badworden =
 990                             efuse_word_enable_data_write(hw, efuse_addr + 1,
 991                                                          target_pkt.word_en,
 992                                                          target_pkt.data);
 993
 994                         if ((badworden & 0x0F) == 0x0F) {
 995                                 bcontinual = false;
 996                         } else {
 997                                 efuse_addr =
 998                                     efuse_addr + (2 * target_word_cnts) + 1;
 999
1000                                 target_pkt.offset = offset;
1001                                 target_pkt.word_en = badworden;
1002                                 target_word_cnts =
1003                                     efuse_calculate_word_cnts(target_pkt.
1004                                                               word_en);
1005                                 write_state = PG_STATE_HEADER;
1006                                 repeat_times++;
1007                                 if (repeat_times > EFUSE_REPEAT_THRESHOLD_) {
1008                                         bcontinual = false;
1009                                         bresult = false;
1010                                 }
1011                                 RTPRINT(rtlpriv, FEEPROM, EFUSE_PG,
1012                                         ("efuse PG_STATE_HEADER-3\n"));
1013                         }
1014                 }
1015         }
1016
1017         if (efuse_addr >= (EFUSE_MAX_SIZE -
1018                 rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) {
1019                 RT_TRACE(COMP_EFUSE, DBG_LOUD,
1020                          ("efuse_addr(%#x) Out of size!!\n", efuse_addr));
1021         }
1022
1023         return true;
1024 }
1025
1026 static void efuse_word_enable_data_read(u8 word_en, u8 * sourdata,
1027                                         u8 *targetdata)
1028 {
1029         if (!(word_en & BIT(0))) {
1030                 targetdata[0] = sourdata[0];
1031                 targetdata[1] = sourdata[1];
1032         }
1033
1034         if (!(word_en & BIT(1))) {
1035                 targetdata[2] = sourdata[2];
1036                 targetdata[3] = sourdata[3];
1037         }
1038
1039         if (!(word_en & BIT(2))) {
1040                 targetdata[4] = sourdata[4];
1041                 targetdata[5] = sourdata[5];
1042         }
1043
1044         if (!(word_en & BIT(3))) {
1045                 targetdata[6] = sourdata[6];
1046                 targetdata[7] = sourdata[7];
1047         }
1048 }
1049
1050 static u8 efuse_word_enable_data_write(struct ieee80211_hw *hw,
1051                                        u16 efuse_addr, u8 word_en, u8 *data)
1052 {
1053         struct rtl_priv *rtlpriv = rtl_priv(hw);
1054         u16 tmpaddr;
1055         u16 start_addr = efuse_addr;
1056         u8 badworden = 0x0F;
1057         u8 tmpdata[8];
1058
1059         memset(tmpdata, 0xff, PGPKT_DATA_SIZE);
1060         RT_TRACE(COMP_EFUSE, DBG_LOUD,
1061                  ("word_en = %x efuse_addr=%x\n", word_en, efuse_addr));
1062
1063         if (!(word_en & BIT(0))) {
1064                 tmpaddr = start_addr;
1065                 efuse_one_byte_write(hw, start_addr++, data[0]);
1066                 efuse_one_byte_write(hw, start_addr++, data[1]);
1067
1068                 efuse_one_byte_read(hw, tmpaddr, &tmpdata[0]);
1069                 efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[1]);
1070                 if ((data[0] != tmpdata[0]) || (data[1] != tmpdata[1]))
1071                         badworden &= (~BIT(0));
1072         }
1073
1074         if (!(word_en & BIT(1))) {
1075                 tmpaddr = start_addr;
1076                 efuse_one_byte_write(hw, start_addr++, data[2]);
1077                 efuse_one_byte_write(hw, start_addr++, data[3]);
1078
1079                 efuse_one_byte_read(hw, tmpaddr, &tmpdata[2]);
1080                 efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[3]);
1081                 if ((data[2] != tmpdata[2]) || (data[3] != tmpdata[3]))
1082                         badworden &= (~BIT(1));
1083         }
1084
1085         if (!(word_en & BIT(2))) {
1086                 tmpaddr = start_addr;
1087                 efuse_one_byte_write(hw, start_addr++, data[4]);
1088                 efuse_one_byte_write(hw, start_addr++, data[5]);
1089
1090                 efuse_one_byte_read(hw, tmpaddr, &tmpdata[4]);
1091                 efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[5]);
1092                 if ((data[4] != tmpdata[4]) || (data[5] != tmpdata[5]))
1093                         badworden &= (~BIT(2));
1094         }
1095
1096         if (!(word_en & BIT(3))) {
1097                 tmpaddr = start_addr;
1098                 efuse_one_byte_write(hw, start_addr++, data[6]);
1099                 efuse_one_byte_write(hw, start_addr++, data[7]);
1100
1101                 efuse_one_byte_read(hw, tmpaddr, &tmpdata[6]);
1102                 efuse_one_byte_read(hw, tmpaddr + 1, &tmpdata[7]);
1103                 if ((data[6] != tmpdata[6]) || (data[7] != tmpdata[7]))
1104                         badworden &= (~BIT(3));
1105         }
1106
1107         return badworden;
1108 }
1109
1110 static void efuse_power_switch(struct ieee80211_hw *hw, u8 bwrite, u8 pwrstate)
1111 {
1112         struct rtl_priv *rtlpriv = rtl_priv(hw);
1113         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
1114         u8 tempval;
1115         u16 tmpV16;
1116
1117         if(rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE)
1118         {
1119                 if (pwrstate == true)
1120                 {
1121                         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_ACCESS], 0x69);
1122
1123                         // 1.2V Power: From VDDON with Power Cut(0x0000h[15]), defualt valid
1124                         tmpV16 = rtl_read_word(rtlpriv,
1125                                                rtlpriv->cfg->maps[SYS_ISO_CTRL]);
1126
1127                         printk("SYS_ISO_CTRL=%04x.\n",tmpV16);
1128                         if( ! (tmpV16 & PWC_EV12V ) ){
1129                                 tmpV16 |= PWC_EV12V ;
1130                                  //PlatformEFIOWrite2Byte(pAdapter,REG_SYS_ISO_CTRL,tmpV16);
1131                         }
1132                         // Reset: 0x0000h[28], default valid
1133                         tmpV16 = rtl_read_word(rtlpriv,  rtlpriv->cfg->maps[SYS_FUNC_EN]);
1134                         printk("SYS_FUNC_EN=%04x.\n",tmpV16);
1135                         if( !(tmpV16 & FEN_ELDR) ){
1136                                 tmpV16 |= FEN_ELDR ;
1137                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_FUNC_EN], tmpV16);
1138                         }
1139
1140                         // Clock: Gated(0x0008h[5]) 8M(0x0008h[1]) clock from ANA, default valid
1141                         tmpV16 = rtl_read_word(rtlpriv,  rtlpriv->cfg->maps[SYS_CLK] );
1142                         printk("SYS_CLK=%04x.\n",tmpV16);
1143                         if( (!(tmpV16 & LOADER_CLK_EN) )  ||(!(tmpV16 & ANA8M) ) )
1144                         {
1145                                 tmpV16 |= (LOADER_CLK_EN |ANA8M ) ;
1146                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[SYS_CLK], tmpV16);
1147                         }
1148
1149                         if(bwrite == true)
1150                         {
1151                                 // Enable LDO 2.5V before read/write action
1152                                 tempval = rtl_read_word(rtlpriv,  rtlpriv->cfg->maps[EFUSE_TEST] + 3);
1153                                 printk("EFUSE_TEST=%04x.\n",tmpV16);
1154                                 tempval &= ~(BIT(3) | BIT(4) |BIT(5) | BIT(6));
1155                                 tempval |= (VOLTAGE_V25 << 3);
1156                                 tempval |= BIT(7);
1157                                 rtl_write_byte(rtlpriv,  rtlpriv->cfg->maps[EFUSE_TEST] + 3, tempval);
1158                         }
1159                 }
1160                 else
1161                 {
1162                         rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_ACCESS], 0x00);
1163                         if(bwrite == true){
1164                                 // Disable LDO 2.5V after read/write action
1165                                 tempval = rtl_read_word(rtlpriv,  rtlpriv->cfg->maps[EFUSE_TEST] + 3);
1166                                 rtl_write_byte(rtlpriv,  rtlpriv->cfg->maps[EFUSE_TEST] + 3, (tempval & 0x7F));
1167                         }
1168                 }
1169         }
1170         else
1171         {
1172                 if (pwrstate == true && (rtlhal->hw_type !=
1173                         HARDWARE_TYPE_RTL8192SE)) {
1174
1175                         if(rtlhal->hw_type == HARDWARE_TYPE_RTL8188EE)
1176                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_ACCESS],
1177                                                 0x69);
1178
1179                         tmpV16 = rtl_read_word(rtlpriv,
1180                                                rtlpriv->cfg->maps[SYS_ISO_CTRL]);
1181                         if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_PWC_EV12V])) {
1182                                 tmpV16 |= rtlpriv->cfg->maps[EFUSE_PWC_EV12V];
1183                                 rtl_write_word(rtlpriv,
1184                                                rtlpriv->cfg->maps[SYS_ISO_CTRL],
1185                                                tmpV16);
1186                         }
1187
1188                         tmpV16 = rtl_read_word(rtlpriv,
1189                                                rtlpriv->cfg->maps[SYS_FUNC_EN]);
1190                         if (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_FEN_ELDR])) {
1191                                 tmpV16 |= rtlpriv->cfg->maps[EFUSE_FEN_ELDR];
1192                                 rtl_write_word(rtlpriv,
1193                                                rtlpriv->cfg->maps[SYS_FUNC_EN], tmpV16);
1194                         }
1195
1196                         tmpV16 = rtl_read_word(rtlpriv, rtlpriv->cfg->maps[SYS_CLK]);
1197                         if ((!(tmpV16 & rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN])) ||
1198                             (!(tmpV16 & rtlpriv->cfg->maps[EFUSE_ANA8M]))) {
1199                                 tmpV16 |= (rtlpriv->cfg->maps[EFUSE_LOADER_CLK_EN] |
1200                                            rtlpriv->cfg->maps[EFUSE_ANA8M]);
1201                                 rtl_write_word(rtlpriv,
1202                                                rtlpriv->cfg->maps[SYS_CLK], tmpV16);
1203                         }
1204                 }
1205
1206                 if (pwrstate == true) {
1207                         if (bwrite == true) {
1208                                 tempval = rtl_read_byte(rtlpriv,
1209                                                         rtlpriv->cfg->maps[EFUSE_TEST] +
1210                                                         3);
1211
1212                                 if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE) {
1213                                         tempval &= 0x0F;
1214                                         tempval |= (VOLTAGE_V25 << 4);
1215                                 }
1216
1217                                 rtl_write_byte(rtlpriv,
1218                                                rtlpriv->cfg->maps[EFUSE_TEST] + 3,
1219                                                (tempval | 0x80));
1220                         }
1221
1222                         if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) {
1223                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK],
1224                                                         0x03);
1225                         }
1226
1227                 } else {
1228                         if(rtlhal->hw_type == HARDWARE_TYPE_RTL8188EE)
1229                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_ACCESS], 0);
1230
1231                         if (bwrite == true) {
1232                                 tempval = rtl_read_byte(rtlpriv,
1233                                                         rtlpriv->cfg->maps[EFUSE_TEST] +
1234                                                         3);
1235                                 rtl_write_byte(rtlpriv,
1236                                                rtlpriv->cfg->maps[EFUSE_TEST] + 3,
1237                                                (tempval & 0x7F));
1238                         }
1239
1240                         if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) {
1241                                 rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CLK],
1242                                                         0x02);
1243                         }
1244
1245                 }
1246         }
1247
1248 }
1249
1250 static u16 efuse_get_current_size(struct ieee80211_hw *hw)
1251 {
1252         int bcontinual = true;
1253         u16 efuse_addr = 0;
1254         u8 hoffset, hworden;
1255         u8 efuse_data, word_cnts;
1256
1257         while (bcontinual && efuse_one_byte_read(hw, efuse_addr, &efuse_data)
1258                && (efuse_addr < EFUSE_MAX_SIZE)) {
1259                 if (efuse_data != 0xFF) {
1260                         hoffset = (efuse_data >> 4) & 0x0F;
1261                         hworden = efuse_data & 0x0F;
1262                         word_cnts = efuse_calculate_word_cnts(hworden);
1263                         efuse_addr = efuse_addr + (word_cnts * 2) + 1;
1264                 } else {
1265                         bcontinual = false;
1266                 }
1267         }
1268
1269         return efuse_addr;
1270 }
1271
1272 static u8 efuse_calculate_word_cnts(u8 word_en)
1273 {
1274         u8 word_cnts = 0;
1275         if (!(word_en & BIT(0)))
1276                 word_cnts++;
1277         if (!(word_en & BIT(1)))
1278                 word_cnts++;
1279         if (!(word_en & BIT(2)))
1280                 word_cnts++;
1281         if (!(word_en & BIT(3)))
1282                 word_cnts++;
1283         return word_cnts;
1284 }
1285