drivers/net/wireless/iwlwifi/iwl-5000.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  * The full GNU General Public License is included in this distribution in the
  19  * file called LICENSE.
  20  *
  21  * Contact Information:
  22  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  23  *
  24  *****************************************************************************/
  25
  26 #include <linux/kernel.h>
  27 #include <linux/module.h>
  28 #include <linux/init.h>
  29 #include <linux/pci.h>
  30 #include <linux/dma-mapping.h>
  31 #include <linux/delay.h>
  32 #include <linux/skbuff.h>
  33 #include <linux/netdevice.h>
  34 #include <linux/wireless.h>
  35 #include <net/mac80211.h>
  36 #include <linux/etherdevice.h>
  37 #include <asm/unaligned.h>
  38
  39 #include "iwl-eeprom.h"
  40 #include "iwl-dev.h"
  41 #include "iwl-core.h"
  42 #include "iwl-io.h"
  43 #include "iwl-sta.h"
  44 #include "iwl-helpers.h"
  45 #include "iwl-5000-hw.h"
  46 #include "iwl-6000-hw.h"
  47
  48 /* Highest firmware API version supported */
  49 #define IWL5000_UCODE_API_MAX 2
  50 #define IWL5150_UCODE_API_MAX 2
  51
  52 /* Lowest firmware API version supported */
  53 #define IWL5000_UCODE_API_MIN 1
  54 #define IWL5150_UCODE_API_MIN 1
  55
  56 #define IWL5000_FW_PRE "iwlwifi-5000-"
  57 #define _IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE #api ".ucode"
  58 #define IWL5000_MODULE_FIRMWARE(api) _IWL5000_MODULE_FIRMWARE(api)
  59
  60 #define IWL5150_FW_PRE "iwlwifi-5150-"
  61 #define _IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE #api ".ucode"
  62 #define IWL5150_MODULE_FIRMWARE(api) _IWL5150_MODULE_FIRMWARE(api)
  63
  64 static const u16 iwl5000_default_queue_to_tx_fifo[] = {
  65         IWL_TX_FIFO_AC3,
  66         IWL_TX_FIFO_AC2,
  67         IWL_TX_FIFO_AC1,
  68         IWL_TX_FIFO_AC0,
  69         IWL50_CMD_FIFO_NUM,
  70         IWL_TX_FIFO_HCCA_1,
  71         IWL_TX_FIFO_HCCA_2
  72 };
  73
  74 /* FIXME: same implementation as 4965 */
  75 static int iwl5000_apm_stop_master(struct iwl_priv *priv)
  76 {
  77         unsigned long flags;
  78
  79         spin_lock_irqsave(&priv->lock, flags);
  80
  81         /* set stop master bit */
  82         iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER);
  83
  84         iwl_poll_direct_bit(priv, CSR_RESET,
  85                                   CSR_RESET_REG_FLAG_MASTER_DISABLED, 100);
  86
  87         spin_unlock_irqrestore(&priv->lock, flags);
  88         IWL_DEBUG_INFO(priv, "stop master\n");
  89
  90         return 0;
  91 }
  92
  93
  94 static int iwl5000_apm_init(struct iwl_priv *priv)
  95 {
  96         int ret = 0;
  97
  98         iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
  99                     CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER);
 100
 101         /* disable L0s without affecting L1 :don't wait for ICH L0s bug W/A) */
 102         iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
 103                     CSR_GIO_CHICKEN_BITS_REG_BIT_L1A_NO_L0S_RX);
 104
 105         /* Set FH wait threshold to maximum (HW error during stress W/A) */
 106         iwl_set_bit(priv, CSR_DBG_HPET_MEM_REG, CSR_DBG_HPET_MEM_REG_VAL);
 107
 108         /* enable HAP INTA to move device L1a -> L0s */
 109         iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 110                     CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A);
 111
 112         if (priv->cfg->need_pll_cfg)
 113                 iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL);
 114
 115         /* set "initialization complete" bit to move adapter
 116          * D0U* --> D0A* state */
 117         iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
 118
 119         /* wait for clock stabilization */
 120         ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL,
 121                         CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
 122         if (ret < 0) {
 123                 IWL_DEBUG_INFO(priv, "Failed to init the card\n");
 124                 return ret;
 125         }
 126
 127         /* enable DMA */
 128         iwl_write_prph(priv, APMG_CLK_EN_REG, APMG_CLK_VAL_DMA_CLK_RQT);
 129
 130         udelay(20);
 131
 132         /* disable L1-Active */
 133         iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
 134                           APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
 135
 136         return ret;
 137 }
 138
 139 /* FIXME: this is identical to 4965 */
 140 static void iwl5000_apm_stop(struct iwl_priv *priv)
 141 {
 142         unsigned long flags;
 143
 144         iwl5000_apm_stop_master(priv);
 145
 146         spin_lock_irqsave(&priv->lock, flags);
 147
 148         iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET);
 149
 150         udelay(10);
 151
 152         /* clear "init complete"  move adapter D0A* --> D0U state */
 153         iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
 154
 155         spin_unlock_irqrestore(&priv->lock, flags);
 156 }
 157
 158
 159 static int iwl5000_apm_reset(struct iwl_priv *priv)
 160 {
 161         int ret = 0;
 162
 163         iwl5000_apm_stop_master(priv);
 164
 165         iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET);
 166
 167         udelay(10);
 168
 169
 170         /* FIXME: put here L1A -L0S w/a */
 171
 172         if (priv->cfg->need_pll_cfg)
 173                 iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL);
 174
 175         /* set "initialization complete" bit to move adapter
 176          * D0U* --> D0A* state */
 177         iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);
 178
 179         /* wait for clock stabilization */
 180         ret = iwl_poll_direct_bit(priv, CSR_GP_CNTRL,
 181                         CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
 182         if (ret < 0) {
 183                 IWL_DEBUG_INFO(priv, "Failed to init the card\n");
 184                 goto out;
 185         }
 186
 187         /* enable DMA */
 188         iwl_write_prph(priv, APMG_CLK_EN_REG, APMG_CLK_VAL_DMA_CLK_RQT);
 189
 190         udelay(20);
 191
 192         /* disable L1-Active */
 193         iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
 194                           APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
 195 out:
 196
 197         return ret;
 198 }
 199
 200
 201 static void iwl5000_nic_config(struct iwl_priv *priv)
 202 {
 203         unsigned long flags;
 204         u16 radio_cfg;
 205         u16 lctl;
 206
 207         spin_lock_irqsave(&priv->lock, flags);
 208
 209         lctl = iwl_pcie_link_ctl(priv);
 210
 211         /* HW bug W/A */
 212         /* L1-ASPM is enabled by BIOS */
 213         if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) == PCI_CFG_LINK_CTRL_VAL_L1_EN)
 214                 /* L1-APSM enabled: disable L0S  */
 215                 iwl_set_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED);
 216         else
 217                 /* L1-ASPM disabled: enable L0S */
 218                 iwl_clear_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED);
 219
 220         radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
 221
 222         /* write radio config values to register */
 223         if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) < EEPROM_5000_RF_CFG_TYPE_MAX)
 224                 iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 225                             EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
 226                             EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
 227                             EEPROM_RF_CFG_DASH_MSK(radio_cfg));
 228
 229         /* set CSR_HW_CONFIG_REG for uCode use */
 230         iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 231                     CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
 232                     CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
 233
 234         /* W/A : NIC is stuck in a reset state after Early PCIe power off
 235          * (PCIe power is lost before PERST# is asserted),
 236          * causing ME FW to lose ownership and not being able to obtain it back.
 237          */
 238         iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
 239                                 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
 240                                 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
 241
 242         spin_unlock_irqrestore(&priv->lock, flags);
 243 }
 244
 245
 246
 247 /*
 248  * EEPROM
 249  */
 250 static u32 eeprom_indirect_address(const struct iwl_priv *priv, u32 address)
 251 {
 252         u16 offset = 0;
 253
 254         if ((address & INDIRECT_ADDRESS) == 0)
 255                 return address;
 256
 257         switch (address & INDIRECT_TYPE_MSK) {
 258         case INDIRECT_HOST:
 259                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_HOST);
 260                 break;
 261         case INDIRECT_GENERAL:
 262                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_GENERAL);
 263                 break;
 264         case INDIRECT_REGULATORY:
 265                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_REGULATORY);
 266                 break;
 267         case INDIRECT_CALIBRATION:
 268                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_CALIBRATION);
 269                 break;
 270         case INDIRECT_PROCESS_ADJST:
 271                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_PROCESS_ADJST);
 272                 break;
 273         case INDIRECT_OTHERS:
 274                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_OTHERS);
 275                 break;
 276         default:
 277                 IWL_ERR(priv, "illegal indirect type: 0x%X\n",
 278                 address & INDIRECT_TYPE_MSK);
 279                 break;
 280         }
 281
 282         /* translate the offset from words to byte */
 283         return (address & ADDRESS_MSK) + (offset << 1);
 284 }
 285
 286 static u16 iwl5000_eeprom_calib_version(struct iwl_priv *priv)
 287 {
 288         struct iwl_eeprom_calib_hdr {
 289                 u8 version;
 290                 u8 pa_type;
 291                 u16 voltage;
 292         } *hdr;
 293
 294         hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv,
 295                                                         EEPROM_5000_CALIB_ALL);
 296         return hdr->version;
 297
 298 }
 299
 300 static void iwl5000_gain_computation(struct iwl_priv *priv,
 301                 u32 average_noise[NUM_RX_CHAINS],
 302                 u16 min_average_noise_antenna_i,
 303                 u32 min_average_noise)
 304 {
 305         int i;
 306         s32 delta_g;
 307         struct iwl_chain_noise_data *data = &priv->chain_noise_data;
 308
 309         /* Find Gain Code for the antennas B and C */
 310         for (i = 1; i < NUM_RX_CHAINS; i++) {
 311                 if ((data->disconn_array[i])) {
 312                         data->delta_gain_code[i] = 0;
 313                         continue;
 314                 }
 315                 delta_g = (1000 * ((s32)average_noise[0] -
 316                         (s32)average_noise[i])) / 1500;
 317                 /* bound gain by 2 bits value max, 3rd bit is sign */
 318                 data->delta_gain_code[i] =
 319                         min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
 320
 321                 if (delta_g < 0)
 322                         /* set negative sign */
 323                         data->delta_gain_code[i] |= (1 << 2);
 324         }
 325
 326         IWL_DEBUG_CALIB(priv, "Delta gains: ANT_B = %d  ANT_C = %d\n",
 327                         data->delta_gain_code[1], data->delta_gain_code[2]);
 328
 329         if (!data->radio_write) {
 330                 struct iwl_calib_chain_noise_gain_cmd cmd;
 331
 332                 memset(&cmd, 0, sizeof(cmd));
 333
 334                 cmd.hdr.op_code = IWL_PHY_CALIBRATE_CHAIN_NOISE_GAIN_CMD;
 335                 cmd.hdr.first_group = 0;
 336                 cmd.hdr.groups_num = 1;
 337                 cmd.hdr.data_valid = 1;
 338                 cmd.delta_gain_1 = data->delta_gain_code[1];
 339                 cmd.delta_gain_2 = data->delta_gain_code[2];
 340                 iwl_send_cmd_pdu_async(priv, REPLY_PHY_CALIBRATION_CMD,
 341                         sizeof(cmd), &cmd, NULL);
 342
 343                 data->radio_write = 1;
 344                 data->state = IWL_CHAIN_NOISE_CALIBRATED;
 345         }
 346
 347         data->chain_noise_a = 0;
 348         data->chain_noise_b = 0;
 349         data->chain_noise_c = 0;
 350         data->chain_signal_a = 0;
 351         data->chain_signal_b = 0;
 352         data->chain_signal_c = 0;
 353         data->beacon_count = 0;
 354 }
 355
 356 static void iwl5000_chain_noise_reset(struct iwl_priv *priv)
 357 {
 358         struct iwl_chain_noise_data *data = &priv->chain_noise_data;
 359         int ret;
 360
 361         if ((data->state == IWL_CHAIN_NOISE_ALIVE) && iwl_is_associated(priv)) {
 362                 struct iwl_calib_chain_noise_reset_cmd cmd;
 363                 memset(&cmd, 0, sizeof(cmd));
 364
 365                 cmd.hdr.op_code = IWL_PHY_CALIBRATE_CHAIN_NOISE_RESET_CMD;
 366                 cmd.hdr.first_group = 0;
 367                 cmd.hdr.groups_num = 1;
 368                 cmd.hdr.data_valid = 1;
 369                 ret = iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
 370                                         sizeof(cmd), &cmd);
 371                 if (ret)
 372                         IWL_ERR(priv,
 373                                 "Could not send REPLY_PHY_CALIBRATION_CMD\n");
 374                 data->state = IWL_CHAIN_NOISE_ACCUMULATE;
 375                 IWL_DEBUG_CALIB(priv, "Run chain_noise_calibrate\n");
 376         }
 377 }
 378
 379 void iwl5000_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
 380                         __le32 *tx_flags)
 381 {
 382         if ((info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
 383             (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT))
 384                 *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK;
 385         else
 386                 *tx_flags &= ~TX_CMD_FLG_RTS_CTS_MSK;
 387 }
 388
 389 static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
 390         .min_nrg_cck = 95,
 391         .max_nrg_cck = 0,
 392         .auto_corr_min_ofdm = 90,
 393         .auto_corr_min_ofdm_mrc = 170,
 394         .auto_corr_min_ofdm_x1 = 120,
 395         .auto_corr_min_ofdm_mrc_x1 = 240,
 396
 397         .auto_corr_max_ofdm = 120,
 398         .auto_corr_max_ofdm_mrc = 210,
 399         .auto_corr_max_ofdm_x1 = 155,
 400         .auto_corr_max_ofdm_mrc_x1 = 290,
 401
 402         .auto_corr_min_cck = 125,
 403         .auto_corr_max_cck = 200,
 404         .auto_corr_min_cck_mrc = 170,
 405         .auto_corr_max_cck_mrc = 400,
 406         .nrg_th_cck = 95,
 407         .nrg_th_ofdm = 95,
 408 };
 409
 410 static const u8 *iwl5000_eeprom_query_addr(const struct iwl_priv *priv,
 411                                            size_t offset)
 412 {
 413         u32 address = eeprom_indirect_address(priv, offset);
 414         BUG_ON(address >= priv->cfg->eeprom_size);
 415         return &priv->eeprom[address];
 416 }
 417
 418 static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
 419 {
 420         const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
 421         s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD) -
 422                         iwl_temp_calib_to_offset(priv);
 423
 424         priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
 425 }
 426
 427 static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
 428 {
 429         /* want Celsius */
 430         priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
 431 }
 432
 433 /*
 434  *  Calibration
 435  */
 436 static int iwl5000_set_Xtal_calib(struct iwl_priv *priv)
 437 {
 438         struct iwl_calib_xtal_freq_cmd cmd;
 439         u16 *xtal_calib = (u16 *)iwl_eeprom_query_addr(priv, EEPROM_5000_XTAL);
 440
 441         cmd.hdr.op_code = IWL_PHY_CALIBRATE_CRYSTAL_FRQ_CMD;
 442         cmd.hdr.first_group = 0;
 443         cmd.hdr.groups_num = 1;
 444         cmd.hdr.data_valid = 1;
 445         cmd.cap_pin1 = (u8)xtal_calib[0];
 446         cmd.cap_pin2 = (u8)xtal_calib[1];
 447         return iwl_calib_set(&priv->calib_results[IWL_CALIB_XTAL],
 448                              (u8 *)&cmd, sizeof(cmd));
 449 }
 450
 451 static int iwl5000_send_calib_cfg(struct iwl_priv *priv)
 452 {
 453         struct iwl_calib_cfg_cmd calib_cfg_cmd;
 454         struct iwl_host_cmd cmd = {
 455                 .id = CALIBRATION_CFG_CMD,
 456                 .len = sizeof(struct iwl_calib_cfg_cmd),
 457                 .data = &calib_cfg_cmd,
 458         };
 459
 460         memset(&calib_cfg_cmd, 0, sizeof(calib_cfg_cmd));
 461         calib_cfg_cmd.ucd_calib_cfg.once.is_enable = IWL_CALIB_INIT_CFG_ALL;
 462         calib_cfg_cmd.ucd_calib_cfg.once.start = IWL_CALIB_INIT_CFG_ALL;
 463         calib_cfg_cmd.ucd_calib_cfg.once.send_res = IWL_CALIB_INIT_CFG_ALL;
 464         calib_cfg_cmd.ucd_calib_cfg.flags = IWL_CALIB_INIT_CFG_ALL;
 465
 466         return iwl_send_cmd(priv, &cmd);
 467 }
 468
 469 static void iwl5000_rx_calib_result(struct iwl_priv *priv,
 470                              struct iwl_rx_mem_buffer *rxb)
 471 {
 472         struct iwl_rx_packet *pkt = (void *)rxb->skb->data;
 473         struct iwl_calib_hdr *hdr = (struct iwl_calib_hdr *)pkt->u.raw;
 474         int len = le32_to_cpu(pkt->len) & FH_RSCSR_FRAME_SIZE_MSK;
 475         int index;
 476
 477         /* reduce the size of the length field itself */
 478         len -= 4;
 479
 480         /* Define the order in which the results will be sent to the runtime
 481          * uCode. iwl_send_calib_results sends them in a row according to their
 482          * index. We sort them here */
 483         switch (hdr->op_code) {
 484         case IWL_PHY_CALIBRATE_DC_CMD:
 485                 index = IWL_CALIB_DC;
 486                 break;
 487         case IWL_PHY_CALIBRATE_LO_CMD:
 488                 index = IWL_CALIB_LO;
 489                 break;
 490         case IWL_PHY_CALIBRATE_TX_IQ_CMD:
 491                 index = IWL_CALIB_TX_IQ;
 492                 break;
 493         case IWL_PHY_CALIBRATE_TX_IQ_PERD_CMD:
 494                 index = IWL_CALIB_TX_IQ_PERD;
 495                 break;
 496         case IWL_PHY_CALIBRATE_BASE_BAND_CMD:
 497                 index = IWL_CALIB_BASE_BAND;
 498                 break;
 499         default:
 500                 IWL_ERR(priv, "Unknown calibration notification %d\n",
 501                           hdr->op_code);
 502                 return;
 503         }
 504         iwl_calib_set(&priv->calib_results[index], pkt->u.raw, len);
 505 }
 506
 507 static void iwl5000_rx_calib_complete(struct iwl_priv *priv,
 508                                struct iwl_rx_mem_buffer *rxb)
 509 {
 510         IWL_DEBUG_INFO(priv, "Init. calibration is completed, restarting fw.\n");
 511         queue_work(priv->workqueue, &priv->restart);
 512 }
 513
 514 /*
 515  * ucode
 516  */
 517 static int iwl5000_load_section(struct iwl_priv *priv,
 518                                 struct fw_desc *image,
 519                                 u32 dst_addr)
 520 {
 521         dma_addr_t phy_addr = image->p_addr;
 522         u32 byte_cnt = image->len;
 523
 524         iwl_write_direct32(priv,
 525                 FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
 526                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE);
 527
 528         iwl_write_direct32(priv,
 529                 FH_SRVC_CHNL_SRAM_ADDR_REG(FH_SRVC_CHNL), dst_addr);
 530
 531         iwl_write_direct32(priv,
 532                 FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL),
 533                 phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK);
 534
 535         iwl_write_direct32(priv,
 536                 FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL),
 537                 (iwl_get_dma_hi_addr(phy_addr)
 538                         << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt);
 539
 540         iwl_write_direct32(priv,
 541                 FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL),
 542                 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM |
 543                 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX |
 544                 FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID);
 545
 546         iwl_write_direct32(priv,
 547                 FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
 548                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE       |
 549                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE    |
 550                 FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD);
 551
 552         return 0;
 553 }
 554
 555 static int iwl5000_load_given_ucode(struct iwl_priv *priv,
 556                 struct fw_desc *inst_image,
 557                 struct fw_desc *data_image)
 558 {
 559         int ret = 0;
 560
 561         ret = iwl5000_load_section(priv, inst_image,
 562                                    IWL50_RTC_INST_LOWER_BOUND);
 563         if (ret)
 564                 return ret;
 565
 566         IWL_DEBUG_INFO(priv, "INST uCode section being loaded...\n");
 567         ret = wait_event_interruptible_timeout(priv->wait_command_queue,
 568                                         priv->ucode_write_complete, 5 * HZ);
 569         if (ret == -ERESTARTSYS) {
 570                 IWL_ERR(priv, "Could not load the INST uCode section due "
 571                         "to interrupt\n");
 572                 return ret;
 573         }
 574         if (!ret) {
 575                 IWL_ERR(priv, "Could not load the INST uCode section\n");
 576                 return -ETIMEDOUT;
 577         }
 578
 579         priv->ucode_write_complete = 0;
 580
 581         ret = iwl5000_load_section(
 582                 priv, data_image, IWL50_RTC_DATA_LOWER_BOUND);
 583         if (ret)
 584                 return ret;
 585
 586         IWL_DEBUG_INFO(priv, "DATA uCode section being loaded...\n");
 587
 588         ret = wait_event_interruptible_timeout(priv->wait_command_queue,
 589                                 priv->ucode_write_complete, 5 * HZ);
 590         if (ret == -ERESTARTSYS) {
 591                 IWL_ERR(priv, "Could not load the INST uCode section due "
 592                         "to interrupt\n");
 593                 return ret;
 594         } else if (!ret) {
 595                 IWL_ERR(priv, "Could not load the DATA uCode section\n");
 596                 return -ETIMEDOUT;
 597         } else
 598                 ret = 0;
 599
 600         priv->ucode_write_complete = 0;
 601
 602         return ret;
 603 }
 604
 605 static int iwl5000_load_ucode(struct iwl_priv *priv)
 606 {
 607         int ret = 0;
 608
 609         /* check whether init ucode should be loaded, or rather runtime ucode */
 610         if (priv->ucode_init.len && (priv->ucode_type == UCODE_NONE)) {
 611                 IWL_DEBUG_INFO(priv, "Init ucode found. Loading init ucode...\n");
 612                 ret = iwl5000_load_given_ucode(priv,
 613                         &priv->ucode_init, &priv->ucode_init_data);
 614                 if (!ret) {
 615                         IWL_DEBUG_INFO(priv, "Init ucode load complete.\n");
 616                         priv->ucode_type = UCODE_INIT;
 617                 }
 618         } else {
 619                 IWL_DEBUG_INFO(priv, "Init ucode not found, or already loaded. "
 620                         "Loading runtime ucode...\n");
 621                 ret = iwl5000_load_given_ucode(priv,
 622                         &priv->ucode_code, &priv->ucode_data);
 623                 if (!ret) {
 624                         IWL_DEBUG_INFO(priv, "Runtime ucode load complete.\n");
 625                         priv->ucode_type = UCODE_RT;
 626                 }
 627         }
 628
 629         return ret;
 630 }
 631
 632 static void iwl5000_init_alive_start(struct iwl_priv *priv)
 633 {
 634         int ret = 0;
 635
 636         /* Check alive response for "valid" sign from uCode */
 637         if (priv->card_alive_init.is_valid != UCODE_VALID_OK) {
 638                 /* We had an error bringing up the hardware, so take it
 639                  * all the way back down so we can try again */
 640                 IWL_DEBUG_INFO(priv, "Initialize Alive failed.\n");
 641                 goto restart;
 642         }
 643
 644         /* initialize uCode was loaded... verify inst image.
 645          * This is a paranoid check, because we would not have gotten the
 646          * "initialize" alive if code weren't properly loaded.  */
 647         if (iwl_verify_ucode(priv)) {
 648                 /* Runtime instruction load was bad;
 649                  * take it all the way back down so we can try again */
 650                 IWL_DEBUG_INFO(priv, "Bad \"initialize\" uCode load.\n");
 651                 goto restart;
 652         }
 653
 654         iwl_clear_stations_table(priv);
 655         ret = priv->cfg->ops->lib->alive_notify(priv);
 656         if (ret) {
 657                 IWL_WARN(priv,
 658                         "Could not complete ALIVE transition: %d\n", ret);
 659                 goto restart;
 660         }
 661
 662         iwl5000_send_calib_cfg(priv);
 663         return;
 664
 665 restart:
 666         /* real restart (first load init_ucode) */
 667         queue_work(priv->workqueue, &priv->restart);
 668 }
 669
 670 static void iwl5000_set_wr_ptrs(struct iwl_priv *priv,
 671                                 int txq_id, u32 index)
 672 {
 673         iwl_write_direct32(priv, HBUS_TARG_WRPTR,
 674                         (index & 0xff) | (txq_id << 8));
 675         iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(txq_id), index);
 676 }
 677
 678 static void iwl5000_tx_queue_set_status(struct iwl_priv *priv,
 679                                         struct iwl_tx_queue *txq,
 680                                         int tx_fifo_id, int scd_retry)
 681 {
 682         int txq_id = txq->q.id;
 683         int active = test_bit(txq_id, &priv->txq_ctx_active_msk) ? 1 : 0;
 684
 685         iwl_write_prph(priv, IWL50_SCD_QUEUE_STATUS_BITS(txq_id),
 686                         (active << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE) |
 687                         (tx_fifo_id << IWL50_SCD_QUEUE_STTS_REG_POS_TXF) |
 688                         (1 << IWL50_SCD_QUEUE_STTS_REG_POS_WSL) |
 689                         IWL50_SCD_QUEUE_STTS_REG_MSK);
 690
 691         txq->sched_retry = scd_retry;
 692
 693         IWL_DEBUG_INFO(priv, "%s %s Queue %d on AC %d\n",
 694                        active ? "Activate" : "Deactivate",
 695                        scd_retry ? "BA" : "AC", txq_id, tx_fifo_id);
 696 }
 697
 698 static int iwl5000_send_wimax_coex(struct iwl_priv *priv)
 699 {
 700         struct iwl_wimax_coex_cmd coex_cmd;
 701
 702         memset(&coex_cmd, 0, sizeof(coex_cmd));
 703
 704         return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD,
 705                                 sizeof(coex_cmd), &coex_cmd);
 706 }
 707
 708 static int iwl5000_alive_notify(struct iwl_priv *priv)
 709 {
 710         u32 a;
 711         unsigned long flags;
 712         int i, chan;
 713         u32 reg_val;
 714
 715         spin_lock_irqsave(&priv->lock, flags);
 716
 717         priv->scd_base_addr = iwl_read_prph(priv, IWL50_SCD_SRAM_BASE_ADDR);
 718         a = priv->scd_base_addr + IWL50_SCD_CONTEXT_DATA_OFFSET;
 719         for (; a < priv->scd_base_addr + IWL50_SCD_TX_STTS_BITMAP_OFFSET;
 720                 a += 4)
 721                 iwl_write_targ_mem(priv, a, 0);
 722         for (; a < priv->scd_base_addr + IWL50_SCD_TRANSLATE_TBL_OFFSET;
 723                 a += 4)
 724                 iwl_write_targ_mem(priv, a, 0);
 725         for (; a < sizeof(u16) * priv->hw_params.max_txq_num; a += 4)
 726                 iwl_write_targ_mem(priv, a, 0);
 727
 728         iwl_write_prph(priv, IWL50_SCD_DRAM_BASE_ADDR,
 729                        priv->scd_bc_tbls.dma >> 10);
 730
 731         /* Enable DMA channel */
 732         for (chan = 0; chan < FH50_TCSR_CHNL_NUM ; chan++)
 733                 iwl_write_direct32(priv, FH_TCSR_CHNL_TX_CONFIG_REG(chan),
 734                                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
 735                                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE);
 736
 737         /* Update FH chicken bits */
 738         reg_val = iwl_read_direct32(priv, FH_TX_CHICKEN_BITS_REG);
 739         iwl_write_direct32(priv, FH_TX_CHICKEN_BITS_REG,
 740                            reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
 741
 742         iwl_write_prph(priv, IWL50_SCD_QUEUECHAIN_SEL,
 743                 IWL50_SCD_QUEUECHAIN_SEL_ALL(priv->hw_params.max_txq_num));
 744         iwl_write_prph(priv, IWL50_SCD_AGGR_SEL, 0);
 745
 746         /* initiate the queues */
 747         for (i = 0; i < priv->hw_params.max_txq_num; i++) {
 748                 iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(i), 0);
 749                 iwl_write_direct32(priv, HBUS_TARG_WRPTR, 0 | (i << 8));
 750                 iwl_write_targ_mem(priv, priv->scd_base_addr +
 751                                 IWL50_SCD_CONTEXT_QUEUE_OFFSET(i), 0);
 752                 iwl_write_targ_mem(priv, priv->scd_base_addr +
 753                                 IWL50_SCD_CONTEXT_QUEUE_OFFSET(i) +
 754                                 sizeof(u32),
 755                                 ((SCD_WIN_SIZE <<
 756                                 IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
 757                                 IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
 758                                 ((SCD_FRAME_LIMIT <<
 759                                 IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
 760                                 IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
 761         }
 762
 763         iwl_write_prph(priv, IWL50_SCD_INTERRUPT_MASK,
 764                         IWL_MASK(0, priv->hw_params.max_txq_num));
 765
 766         /* Activate all Tx DMA/FIFO channels */
 767         priv->cfg->ops->lib->txq_set_sched(priv, IWL_MASK(0, 7));
 768
 769         iwl5000_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0);
 770
 771         /* map qos queues to fifos one-to-one */
 772         for (i = 0; i < ARRAY_SIZE(iwl5000_default_queue_to_tx_fifo); i++) {
 773                 int ac = iwl5000_default_queue_to_tx_fifo[i];
 774                 iwl_txq_ctx_activate(priv, i);
 775                 iwl5000_tx_queue_set_status(priv, &priv->txq[i], ac, 0);
 776         }
 777         /* TODO - need to initialize those FIFOs inside the loop above,
 778          * not only mark them as active */
 779         iwl_txq_ctx_activate(priv, 4);
 780         iwl_txq_ctx_activate(priv, 7);
 781         iwl_txq_ctx_activate(priv, 8);
 782         iwl_txq_ctx_activate(priv, 9);
 783
 784         spin_unlock_irqrestore(&priv->lock, flags);
 785
 786
 787         iwl5000_send_wimax_coex(priv);
 788
 789         iwl5000_set_Xtal_calib(priv);
 790         iwl_send_calib_results(priv);
 791
 792         return 0;
 793 }
 794
 795 static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
 796 {
 797         if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) ||
 798             (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
 799                 IWL_ERR(priv,
 800                         "invalid queues_num, should be between %d and %d\n",
 801                         IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES);
 802                 return -EINVAL;
 803         }
 804
 805         priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues;
 806         priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
 807         priv->hw_params.scd_bc_tbls_size =
 808                         IWL50_NUM_QUEUES * sizeof(struct iwl5000_scd_bc_tbl);
 809         priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 810         priv->hw_params.max_stations = IWL5000_STATION_COUNT;
 811         priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID;
 812
 813         switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
 814         case CSR_HW_REV_TYPE_6x00:
 815         case CSR_HW_REV_TYPE_6x50:
 816                 priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE;
 817                 priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE;
 818                 break;
 819         default:
 820                 priv->hw_params.max_data_size = IWL50_RTC_DATA_SIZE;
 821                 priv->hw_params.max_inst_size = IWL50_RTC_INST_SIZE;
 822         }
 823
 824         priv->hw_params.max_bsm_size = 0;
 825         priv->hw_params.fat_channel =  BIT(IEEE80211_BAND_2GHZ) |
 826                                         BIT(IEEE80211_BAND_5GHZ);
 827         priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
 828
 829         priv->hw_params.sens = &iwl5000_sensitivity;
 830
 831         priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
 832         priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
 833         priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
 834         priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
 835
 836         if (priv->cfg->ops->lib->temp_ops.set_ct_kill)
 837                 priv->cfg->ops->lib->temp_ops.set_ct_kill(priv);
 838
 839         /* Set initial calibration set */
 840         switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
 841         case CSR_HW_REV_TYPE_5150:
 842                 priv->hw_params.calib_init_cfg =
 843                         BIT(IWL_CALIB_DC)               |
 844                         BIT(IWL_CALIB_LO)               |
 845                         BIT(IWL_CALIB_TX_IQ)            |
 846                         BIT(IWL_CALIB_BASE_BAND);
 847
 848                 break;
 849         default:
 850                 priv->hw_params.calib_init_cfg =
 851                         BIT(IWL_CALIB_XTAL)             |
 852                         BIT(IWL_CALIB_LO)               |
 853                         BIT(IWL_CALIB_TX_IQ)            |
 854                         BIT(IWL_CALIB_TX_IQ_PERD)       |
 855                         BIT(IWL_CALIB_BASE_BAND);
 856                 break;
 857         }
 858
 859         return 0;
 860 }
 861
 862 /**
 863  * iwl5000_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array
 864  */
 865 static void iwl5000_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
 866                                             struct iwl_tx_queue *txq,
 867                                             u16 byte_cnt)
 868 {
 869         struct iwl5000_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
 870         int write_ptr = txq->q.write_ptr;
 871         int txq_id = txq->q.id;
 872         u8 sec_ctl = 0;
 873         u8 sta_id = 0;
 874         u16 len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE;
 875         __le16 bc_ent;
 876
 877         WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX);
 878
 879         if (txq_id != IWL_CMD_QUEUE_NUM) {
 880                 sta_id = txq->cmd[txq->q.write_ptr]->cmd.tx.sta_id;
 881                 sec_ctl = txq->cmd[txq->q.write_ptr]->cmd.tx.sec_ctl;
 882
 883                 switch (sec_ctl & TX_CMD_SEC_MSK) {
 884                 case TX_CMD_SEC_CCM:
 885                         len += CCMP_MIC_LEN;
 886                         break;
 887                 case TX_CMD_SEC_TKIP:
 888                         len += TKIP_ICV_LEN;
 889                         break;
 890                 case TX_CMD_SEC_WEP:
 891                         len += WEP_IV_LEN + WEP_ICV_LEN;
 892                         break;
 893                 }
 894         }
 895
 896         bc_ent = cpu_to_le16((len & 0xFFF) | (sta_id << 12));
 897
 898         scd_bc_tbl[txq_id].tfd_offset[write_ptr] = bc_ent;
 899
 900         if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
 901                 scd_bc_tbl[txq_id].
 902                         tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = bc_ent;
 903 }
 904
 905 static void iwl5000_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
 906                                            struct iwl_tx_queue *txq)
 907 {
 908         struct iwl5000_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
 909         int txq_id = txq->q.id;
 910         int read_ptr = txq->q.read_ptr;
 911         u8 sta_id = 0;
 912         __le16 bc_ent;
 913
 914         WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX);
 915
 916         if (txq_id != IWL_CMD_QUEUE_NUM)
 917                 sta_id = txq->cmd[read_ptr]->cmd.tx.sta_id;
 918
 919         bc_ent =  cpu_to_le16(1 | (sta_id << 12));
 920         scd_bc_tbl[txq_id].tfd_offset[read_ptr] = bc_ent;
 921
 922         if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
 923                 scd_bc_tbl[txq_id].
 924                         tfd_offset[TFD_QUEUE_SIZE_MAX + read_ptr] =  bc_ent;
 925 }
 926
 927 static int iwl5000_tx_queue_set_q2ratid(struct iwl_priv *priv, u16 ra_tid,
 928                                         u16 txq_id)
 929 {
 930         u32 tbl_dw_addr;
 931         u32 tbl_dw;
 932         u16 scd_q2ratid;
 933
 934         scd_q2ratid = ra_tid & IWL_SCD_QUEUE_RA_TID_MAP_RATID_MSK;
 935
 936         tbl_dw_addr = priv->scd_base_addr +
 937                         IWL50_SCD_TRANSLATE_TBL_OFFSET_QUEUE(txq_id);
 938
 939         tbl_dw = iwl_read_targ_mem(priv, tbl_dw_addr);
 940
 941         if (txq_id & 0x1)
 942                 tbl_dw = (scd_q2ratid << 16) | (tbl_dw & 0x0000FFFF);
 943         else
 944                 tbl_dw = scd_q2ratid | (tbl_dw & 0xFFFF0000);
 945
 946         iwl_write_targ_mem(priv, tbl_dw_addr, tbl_dw);
 947
 948         return 0;
 949 }
 950 static void iwl5000_tx_queue_stop_scheduler(struct iwl_priv *priv, u16 txq_id)
 951 {
 952         /* Simply stop the queue, but don't change any configuration;
 953          * the SCD_ACT_EN bit is the write-enable mask for the ACTIVE bit. */
 954         iwl_write_prph(priv,
 955                 IWL50_SCD_QUEUE_STATUS_BITS(txq_id),
 956                 (0 << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE)|
 957                 (1 << IWL50_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN));
 958 }
 959
 960 static int iwl5000_txq_agg_enable(struct iwl_priv *priv, int txq_id,
 961                                   int tx_fifo, int sta_id, int tid, u16 ssn_idx)
 962 {
 963         unsigned long flags;
 964         u16 ra_tid;
 965
 966         if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
 967             (IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
 968                 IWL_WARN(priv,
 969                         "queue number out of range: %d, must be %d to %d\n",
 970                         txq_id, IWL50_FIRST_AMPDU_QUEUE,
 971                         IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
 972                 return -EINVAL;
 973         }
 974
 975         ra_tid = BUILD_RAxTID(sta_id, tid);
 976
 977         /* Modify device's station table to Tx this TID */
 978         iwl_sta_tx_modify_enable_tid(priv, sta_id, tid);
 979
 980         spin_lock_irqsave(&priv->lock, flags);
 981
 982         /* Stop this Tx queue before configuring it */
 983         iwl5000_tx_queue_stop_scheduler(priv, txq_id);
 984
 985         /* Map receiver-address / traffic-ID to this queue */
 986         iwl5000_tx_queue_set_q2ratid(priv, ra_tid, txq_id);
 987
 988         /* Set this queue as a chain-building queue */
 989         iwl_set_bits_prph(priv, IWL50_SCD_QUEUECHAIN_SEL, (1<<txq_id));
 990
 991         /* enable aggregations for the queue */
 992         iwl_set_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1<<txq_id));
 993
 994         /* Place first TFD at index corresponding to start sequence number.
 995          * Assumes that ssn_idx is valid (!= 0xFFF) */
 996         priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff);
 997         priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff);
 998         iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx);
 999
1000         /* Set up Tx window size and frame limit for this queue */
1001         iwl_write_targ_mem(priv, priv->scd_base_addr +
1002                         IWL50_SCD_CONTEXT_QUEUE_OFFSET(txq_id) +
1003                         sizeof(u32),
1004                         ((SCD_WIN_SIZE <<
1005                         IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
1006                         IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
1007                         ((SCD_FRAME_LIMIT <<
1008                         IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
1009                         IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
1010
1011         iwl_set_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id));
1012
1013         /* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */
1014         iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1);
1015
1016         spin_unlock_irqrestore(&priv->lock, flags);
1017
1018         return 0;
1019 }
1020
1021 static int iwl5000_txq_agg_disable(struct iwl_priv *priv, u16 txq_id,
1022                                    u16 ssn_idx, u8 tx_fifo)
1023 {
1024         if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
1025             (IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
1026                 IWL_ERR(priv,
1027                         "queue number out of range: %d, must be %d to %d\n",
1028                         txq_id, IWL50_FIRST_AMPDU_QUEUE,
1029                         IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
1030                 return -EINVAL;
1031         }
1032
1033         iwl5000_tx_queue_stop_scheduler(priv, txq_id);
1034
1035         iwl_clear_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1 << txq_id));
1036
1037         priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff);
1038         priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff);
1039         /* supposes that ssn_idx is valid (!= 0xFFF) */
1040         iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx);
1041
1042         iwl_clear_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id));
1043         iwl_txq_ctx_deactivate(priv, txq_id);
1044         iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0);
1045
1046         return 0;
1047 }
1048
1049 u16 iwl5000_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data)
1050 {
1051         u16 size = (u16)sizeof(struct iwl_addsta_cmd);
1052         struct iwl_addsta_cmd *addsta = (struct iwl_addsta_cmd *)data;
1053         memcpy(addsta, cmd, size);
1054         /* resrved in 5000 */
1055         addsta->rate_n_flags = cpu_to_le16(0);
1056         return size;
1057 }
1058
1059
1060 /*
1061  * Activate/Deactivate Tx DMA/FIFO channels according tx fifos mask
1062  * must be called under priv->lock and mac access
1063  */
1064 static void iwl5000_txq_set_sched(struct iwl_priv *priv, u32 mask)
1065 {
1066         iwl_write_prph(priv, IWL50_SCD_TXFACT, mask);
1067 }
1068
1069
1070 static inline u32 iwl5000_get_scd_ssn(struct iwl5000_tx_resp *tx_resp)
1071 {
1072         return le32_to_cpup((__le32 *)&tx_resp->status +
1073                             tx_resp->frame_count) & MAX_SN;
1074 }
1075
1076 static int iwl5000_tx_status_reply_tx(struct iwl_priv *priv,
1077                                       struct iwl_ht_agg *agg,
1078                                       struct iwl5000_tx_resp *tx_resp,
1079                                       int txq_id, u16 start_idx)
1080 {
1081         u16 status;
1082         struct agg_tx_status *frame_status = &tx_resp->status;
1083         struct ieee80211_tx_info *info = NULL;
1084         struct ieee80211_hdr *hdr = NULL;
1085         u32 rate_n_flags = le32_to_cpu(tx_resp->rate_n_flags);
1086         int i, sh, idx;
1087         u16 seq;
1088
1089         if (agg->wait_for_ba)
1090                 IWL_DEBUG_TX_REPLY(priv, "got tx response w/o block-ack\n");
1091
1092         agg->frame_count = tx_resp->frame_count;
1093         agg->start_idx = start_idx;
1094         agg->rate_n_flags = rate_n_flags;
1095         agg->bitmap = 0;
1096
1097         /* # frames attempted by Tx command */
1098         if (agg->frame_count == 1) {
1099                 /* Only one frame was attempted; no block-ack will arrive */
1100                 status = le16_to_cpu(frame_status[0].status);
1101                 idx = start_idx;
1102
1103                 /* FIXME: code repetition */
1104                 IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, StartIdx=%d idx=%d\n",
1105                                    agg->frame_count, agg->start_idx, idx);
1106
1107                 info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
1108                 info->status.rates[0].count = tx_resp->failure_frame + 1;
1109                 info->flags &= ~IEEE80211_TX_CTL_AMPDU;
1110                 info->flags |= iwl_is_tx_success(status) ?
1111                                         IEEE80211_TX_STAT_ACK : 0;
1112                 iwl_hwrate_to_tx_control(priv, rate_n_flags, info);
1113
1114                 /* FIXME: code repetition end */
1115
1116                 IWL_DEBUG_TX_REPLY(priv, "1 Frame 0x%x failure :%d\n",
1117                                     status & 0xff, tx_resp->failure_frame);
1118                 IWL_DEBUG_TX_REPLY(priv, "Rate Info rate_n_flags=%x\n", rate_n_flags);
1119
1120                 agg->wait_for_ba = 0;
1121         } else {
1122                 /* Two or more frames were attempted; expect block-ack */
1123                 u64 bitmap = 0;
1124                 int start = agg->start_idx;
1125
1126                 /* Construct bit-map of pending frames within Tx window */
1127                 for (i = 0; i < agg->frame_count; i++) {
1128                         u16 sc;
1129                         status = le16_to_cpu(frame_status[i].status);
1130                         seq  = le16_to_cpu(frame_status[i].sequence);
1131                         idx = SEQ_TO_INDEX(seq);
1132                         txq_id = SEQ_TO_QUEUE(seq);
1133
1134                         if (status & (AGG_TX_STATE_FEW_BYTES_MSK |
1135                                       AGG_TX_STATE_ABORT_MSK))
1136                                 continue;
1137
1138                         IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, txq_id=%d idx=%d\n",
1139                                            agg->frame_count, txq_id, idx);
1140
1141                         hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx);
1142
1143                         sc = le16_to_cpu(hdr->seq_ctrl);
1144                         if (idx != (SEQ_TO_SN(sc) & 0xff)) {
1145                                 IWL_ERR(priv,
1146                                         "BUG_ON idx doesn't match seq control"
1147                                         " idx=%d, seq_idx=%d, seq=%d\n",
1148                                           idx, SEQ_TO_SN(sc),
1149                                           hdr->seq_ctrl);
1150                                 return -1;
1151                         }
1152
1153                         IWL_DEBUG_TX_REPLY(priv, "AGG Frame i=%d idx %d seq=%d\n",
1154                                            i, idx, SEQ_TO_SN(sc));
1155
1156                         sh = idx - start;
1157                         if (sh > 64) {
1158                                 sh = (start - idx) + 0xff;
1159                                 bitmap = bitmap << sh;
1160                                 sh = 0;
1161                                 start = idx;
1162                         } else if (sh < -64)
1163                                 sh  = 0xff - (start - idx);
1164                         else if (sh < 0) {
1165                                 sh = start - idx;
1166                                 start = idx;
1167                                 bitmap = bitmap << sh;
1168                                 sh = 0;
1169                         }
1170                         bitmap |= 1ULL << sh;
1171                         IWL_DEBUG_TX_REPLY(priv, "start=%d bitmap=0x%llx\n",
1172                                            start, (unsigned long long)bitmap);
1173                 }
1174
1175                 agg->bitmap = bitmap;
1176                 agg->start_idx = start;
1177                 IWL_DEBUG_TX_REPLY(priv, "Frames %d start_idx=%d bitmap=0x%llx\n",
1178                                    agg->frame_count, agg->start_idx,
1179                                    (unsigned long long)agg->bitmap);
1180
1181                 if (bitmap)
1182                         agg->wait_for_ba = 1;
1183         }
1184         return 0;
1185 }
1186
1187 static void iwl5000_rx_reply_tx(struct iwl_priv *priv,
1188                                 struct iwl_rx_mem_buffer *rxb)
1189 {
1190         struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
1191         u16 sequence = le16_to_cpu(pkt->hdr.sequence);
1192         int txq_id = SEQ_TO_QUEUE(sequence);
1193         int index = SEQ_TO_INDEX(sequence);
1194         struct iwl_tx_queue *txq = &priv->txq[txq_id];
1195         struct ieee80211_tx_info *info;
1196         struct iwl5000_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
1197         u32  status = le16_to_cpu(tx_resp->status.status);
1198         int tid;
1199         int sta_id;
1200         int freed;
1201
1202         if ((index >= txq->q.n_bd) || (iwl_queue_used(&txq->q, index) == 0)) {
1203                 IWL_ERR(priv, "Read index for DMA queue txq_id (%d) index %d "
1204                           "is out of range [0-%d] %d %d\n", txq_id,
1205                           index, txq->q.n_bd, txq->q.write_ptr,
1206                           txq->q.read_ptr);
1207                 return;
1208         }
1209
1210         info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]);
1211         memset(&info->status, 0, sizeof(info->status));
1212
1213         tid = (tx_resp->ra_tid & IWL50_TX_RES_TID_MSK) >> IWL50_TX_RES_TID_POS;
1214         sta_id = (tx_resp->ra_tid & IWL50_TX_RES_RA_MSK) >> IWL50_TX_RES_RA_POS;
1215
1216         if (txq->sched_retry) {
1217                 const u32 scd_ssn = iwl5000_get_scd_ssn(tx_resp);
1218                 struct iwl_ht_agg *agg = NULL;
1219
1220                 agg = &priv->stations[sta_id].tid[tid].agg;
1221
1222                 iwl5000_tx_status_reply_tx(priv, agg, tx_resp, txq_id, index);
1223
1224                 /* check if BAR is needed */
1225                 if ((tx_resp->frame_count == 1) && !iwl_is_tx_success(status))
1226                         info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
1227
1228                 if (txq->q.read_ptr != (scd_ssn & 0xff)) {
1229                         index = iwl_queue_dec_wrap(scd_ssn & 0xff, txq->q.n_bd);
1230                         IWL_DEBUG_TX_REPLY(priv, "Retry scheduler reclaim "
1231                                         "scd_ssn=%d idx=%d txq=%d swq=%d\n",
1232                                         scd_ssn , index, txq_id, txq->swq_id);
1233
1234                         freed = iwl_tx_queue_reclaim(priv, txq_id, index);
1235                         priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
1236
1237                         if (priv->mac80211_registered &&
1238                             (iwl_queue_space(&txq->q) > txq->q.low_mark) &&
1239                             (agg->state != IWL_EMPTYING_HW_QUEUE_DELBA)) {
1240                                 if (agg->state == IWL_AGG_OFF)
1241                                         iwl_wake_queue(priv, txq_id);
1242                                 else
1243                                         iwl_wake_queue(priv, txq->swq_id);
1244                         }
1245                 }
1246         } else {
1247                 BUG_ON(txq_id != txq->swq_id);
1248
1249                 info->status.rates[0].count = tx_resp->failure_frame + 1;
1250                 info->flags |= iwl_is_tx_success(status) ?
1251                                         IEEE80211_TX_STAT_ACK : 0;
1252                 iwl_hwrate_to_tx_control(priv,
1253                                         le32_to_cpu(tx_resp->rate_n_flags),
1254                                         info);
1255
1256                 IWL_DEBUG_TX_REPLY(priv, "TXQ %d status %s (0x%08x) rate_n_flags "
1257                                    "0x%x retries %d\n",
1258                                    txq_id,
1259                                    iwl_get_tx_fail_reason(status), status,
1260                                    le32_to_cpu(tx_resp->rate_n_flags),
1261                                    tx_resp->failure_frame);
1262
1263                 freed = iwl_tx_queue_reclaim(priv, txq_id, index);
1264                 if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
1265                         priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
1266
1267                 if (priv->mac80211_registered &&
1268                     (iwl_queue_space(&txq->q) > txq->q.low_mark))
1269                         iwl_wake_queue(priv, txq_id);
1270         }
1271
1272         if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
1273                 iwl_txq_check_empty(priv, sta_id, tid, txq_id);
1274
1275         if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK))
1276                 IWL_ERR(priv, "TODO:  Implement Tx ABORT REQUIRED!!!\n");
1277 }
1278
1279 /* Currently 5000 is the superset of everything */
1280 u16 iwl5000_get_hcmd_size(u8 cmd_id, u16 len)
1281 {
1282         return len;
1283 }
1284
1285 static void iwl5000_setup_deferred_work(struct iwl_priv *priv)
1286 {
1287         /* in 5000 the tx power calibration is done in uCode */
1288         priv->disable_tx_power_cal = 1;
1289 }
1290
1291 static void iwl5000_rx_handler_setup(struct iwl_priv *priv)
1292 {
1293         /* init calibration handlers */
1294         priv->rx_handlers[CALIBRATION_RES_NOTIFICATION] =
1295                                         iwl5000_rx_calib_result;
1296         priv->rx_handlers[CALIBRATION_COMPLETE_NOTIFICATION] =
1297                                         iwl5000_rx_calib_complete;
1298         priv->rx_handlers[REPLY_TX] = iwl5000_rx_reply_tx;
1299 }
1300
1301
1302 static int iwl5000_hw_valid_rtc_data_addr(u32 addr)
1303 {
1304         return (addr >= IWL50_RTC_DATA_LOWER_BOUND) &&
1305                 (addr < IWL50_RTC_DATA_UPPER_BOUND);
1306 }
1307
1308 static int iwl5000_send_rxon_assoc(struct iwl_priv *priv)
1309 {
1310         int ret = 0;
1311         struct iwl5000_rxon_assoc_cmd rxon_assoc;
1312         const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon;
1313         const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon;
1314
1315         if ((rxon1->flags == rxon2->flags) &&
1316             (rxon1->filter_flags == rxon2->filter_flags) &&
1317             (rxon1->cck_basic_rates == rxon2->cck_basic_rates) &&
1318             (rxon1->ofdm_ht_single_stream_basic_rates ==
1319              rxon2->ofdm_ht_single_stream_basic_rates) &&
1320             (rxon1->ofdm_ht_dual_stream_basic_rates ==
1321              rxon2->ofdm_ht_dual_stream_basic_rates) &&
1322             (rxon1->ofdm_ht_triple_stream_basic_rates ==
1323              rxon2->ofdm_ht_triple_stream_basic_rates) &&
1324             (rxon1->acquisition_data == rxon2->acquisition_data) &&
1325             (rxon1->rx_chain == rxon2->rx_chain) &&
1326             (rxon1->ofdm_basic_rates == rxon2->ofdm_basic_rates)) {
1327                 IWL_DEBUG_INFO(priv, "Using current RXON_ASSOC.  Not resending.\n");
1328                 return 0;
1329         }
1330
1331         rxon_assoc.flags = priv->staging_rxon.flags;
1332         rxon_assoc.filter_flags = priv->staging_rxon.filter_flags;
1333         rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates;
1334         rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates;
1335         rxon_assoc.reserved1 = 0;
1336         rxon_assoc.reserved2 = 0;
1337         rxon_assoc.reserved3 = 0;
1338         rxon_assoc.ofdm_ht_single_stream_basic_rates =
1339             priv->staging_rxon.ofdm_ht_single_stream_basic_rates;
1340         rxon_assoc.ofdm_ht_dual_stream_basic_rates =
1341             priv->staging_rxon.ofdm_ht_dual_stream_basic_rates;
1342         rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain;
1343         rxon_assoc.ofdm_ht_triple_stream_basic_rates =
1344                  priv->staging_rxon.ofdm_ht_triple_stream_basic_rates;
1345         rxon_assoc.acquisition_data = priv->staging_rxon.acquisition_data;
1346
1347         ret = iwl_send_cmd_pdu_async(priv, REPLY_RXON_ASSOC,
1348                                      sizeof(rxon_assoc), &rxon_assoc, NULL);
1349         if (ret)
1350                 return ret;
1351
1352         return ret;
1353 }
1354 static int  iwl5000_send_tx_power(struct iwl_priv *priv)
1355 {
1356         struct iwl5000_tx_power_dbm_cmd tx_power_cmd;
1357         u8 tx_ant_cfg_cmd;
1358
1359         /* half dBm need to multiply */
1360         tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
1361         tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED;
1362         tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO;
1363
1364         if (IWL_UCODE_API(priv->ucode_ver) == 1)
1365                 tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD_V1;
1366         else
1367                 tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD;
1368
1369         return  iwl_send_cmd_pdu_async(priv, tx_ant_cfg_cmd,
1370                                        sizeof(tx_power_cmd), &tx_power_cmd,
1371                                        NULL);
1372 }
1373
1374 static void iwl5000_temperature(struct iwl_priv *priv)
1375 {
1376         /* store temperature from statistics (in Celsius) */
1377         priv->temperature = le32_to_cpu(priv->statistics.general.temperature);
1378 }
1379
1380 static void iwl5150_temperature(struct iwl_priv *priv)
1381 {
1382         u32 vt = 0;
1383         s32 offset =  iwl_temp_calib_to_offset(priv);
1384
1385         vt = le32_to_cpu(priv->statistics.general.temperature);
1386         vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
1387         /* now vt hold the temperature in Kelvin */
1388         priv->temperature = KELVIN_TO_CELSIUS(vt);
1389 }
1390
1391 /* Calc max signal level (dBm) among 3 possible receivers */
1392 int iwl5000_calc_rssi(struct iwl_priv *priv,
1393                              struct iwl_rx_phy_res *rx_resp)
1394 {
1395         /* data from PHY/DSP regarding signal strength, etc.,
1396          *   contents are always there, not configurable by host
1397          */
1398         struct iwl5000_non_cfg_phy *ncphy =
1399                 (struct iwl5000_non_cfg_phy *)rx_resp->non_cfg_phy_buf;
1400         u32 val, rssi_a, rssi_b, rssi_c, max_rssi;
1401         u8 agc;
1402
1403         val  = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_AGC_IDX]);
1404         agc = (val & IWL50_OFDM_AGC_MSK) >> IWL50_OFDM_AGC_BIT_POS;
1405
1406         /* Find max rssi among 3 possible receivers.
1407          * These values are measured by the digital signal processor (DSP).
1408          * They should stay fairly constant even as the signal strength varies,
1409          *   if the radio's automatic gain control (AGC) is working right.
1410          * AGC value (see below) will provide the "interesting" info.
1411          */
1412         val = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_RSSI_AB_IDX]);
1413         rssi_a = (val & IWL50_OFDM_RSSI_A_MSK) >> IWL50_OFDM_RSSI_A_BIT_POS;
1414         rssi_b = (val & IWL50_OFDM_RSSI_B_MSK) >> IWL50_OFDM_RSSI_B_BIT_POS;
1415         val = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_RSSI_C_IDX]);
1416         rssi_c = (val & IWL50_OFDM_RSSI_C_MSK) >> IWL50_OFDM_RSSI_C_BIT_POS;
1417
1418         max_rssi = max_t(u32, rssi_a, rssi_b);
1419         max_rssi = max_t(u32, max_rssi, rssi_c);
1420
1421         IWL_DEBUG_STATS(priv, "Rssi In A %d B %d C %d Max %d AGC dB %d\n",
1422                 rssi_a, rssi_b, rssi_c, max_rssi, agc);
1423
1424         /* dBm = max_rssi dB - agc dB - constant.
1425          * Higher AGC (higher radio gain) means lower signal. */
1426         return max_rssi - agc - IWL49_RSSI_OFFSET;
1427 }
1428
1429 struct iwl_hcmd_ops iwl5000_hcmd = {
1430         .rxon_assoc = iwl5000_send_rxon_assoc,
1431         .commit_rxon = iwl_commit_rxon,
1432         .set_rxon_chain = iwl_set_rxon_chain,
1433 };
1434
1435 struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
1436         .get_hcmd_size = iwl5000_get_hcmd_size,
1437         .build_addsta_hcmd = iwl5000_build_addsta_hcmd,
1438         .gain_computation = iwl5000_gain_computation,
1439         .chain_noise_reset = iwl5000_chain_noise_reset,
1440         .rts_tx_cmd_flag = iwl5000_rts_tx_cmd_flag,
1441         .calc_rssi = iwl5000_calc_rssi,
1442 };
1443
1444 struct iwl_lib_ops iwl5000_lib = {
1445         .set_hw_params = iwl5000_hw_set_hw_params,
1446         .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
1447         .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
1448         .txq_set_sched = iwl5000_txq_set_sched,
1449         .txq_agg_enable = iwl5000_txq_agg_enable,
1450         .txq_agg_disable = iwl5000_txq_agg_disable,
1451         .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
1452         .txq_free_tfd = iwl_hw_txq_free_tfd,
1453         .txq_init = iwl_hw_tx_queue_init,
1454         .rx_handler_setup = iwl5000_rx_handler_setup,
1455         .setup_deferred_work = iwl5000_setup_deferred_work,
1456         .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
1457         .load_ucode = iwl5000_load_ucode,
1458         .init_alive_start = iwl5000_init_alive_start,
1459         .alive_notify = iwl5000_alive_notify,
1460         .send_tx_power = iwl5000_send_tx_power,
1461         .update_chain_flags = iwl_update_chain_flags,
1462         .apm_ops = {
1463                 .init = iwl5000_apm_init,
1464                 .reset = iwl5000_apm_reset,
1465                 .stop = iwl5000_apm_stop,
1466                 .config = iwl5000_nic_config,
1467                 .set_pwr_src = iwl_set_pwr_src,
1468         },
1469         .eeprom_ops = {
1470                 .regulatory_bands = {
1471                         EEPROM_5000_REG_BAND_1_CHANNELS,
1472                         EEPROM_5000_REG_BAND_2_CHANNELS,
1473                         EEPROM_5000_REG_BAND_3_CHANNELS,
1474                         EEPROM_5000_REG_BAND_4_CHANNELS,
1475                         EEPROM_5000_REG_BAND_5_CHANNELS,
1476                         EEPROM_5000_REG_BAND_24_FAT_CHANNELS,
1477                         EEPROM_5000_REG_BAND_52_FAT_CHANNELS
1478                 },
1479                 .verify_signature  = iwlcore_eeprom_verify_signature,
1480                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
1481                 .release_semaphore = iwlcore_eeprom_release_semaphore,
1482                 .calib_version  = iwl5000_eeprom_calib_version,
1483                 .query_addr = iwl5000_eeprom_query_addr,
1484         },
1485         .post_associate = iwl_post_associate,
1486         .isr = iwl_isr_ict,
1487         .config_ap = iwl_config_ap,
1488         .temp_ops = {
1489                 .temperature = iwl5000_temperature,
1490                 .set_ct_kill = iwl5000_set_ct_threshold,
1491          },
1492 };
1493
1494 static struct iwl_lib_ops iwl5150_lib = {
1495         .set_hw_params = iwl5000_hw_set_hw_params,
1496         .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
1497         .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
1498         .txq_set_sched = iwl5000_txq_set_sched,
1499         .txq_agg_enable = iwl5000_txq_agg_enable,
1500         .txq_agg_disable = iwl5000_txq_agg_disable,
1501         .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
1502         .txq_free_tfd = iwl_hw_txq_free_tfd,
1503         .txq_init = iwl_hw_tx_queue_init,
1504         .rx_handler_setup = iwl5000_rx_handler_setup,
1505         .setup_deferred_work = iwl5000_setup_deferred_work,
1506         .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
1507         .load_ucode = iwl5000_load_ucode,
1508         .init_alive_start = iwl5000_init_alive_start,
1509         .alive_notify = iwl5000_alive_notify,
1510         .send_tx_power = iwl5000_send_tx_power,
1511         .update_chain_flags = iwl_update_chain_flags,
1512         .apm_ops = {
1513                 .init = iwl5000_apm_init,
1514                 .reset = iwl5000_apm_reset,
1515                 .stop = iwl5000_apm_stop,
1516                 .config = iwl5000_nic_config,
1517                 .set_pwr_src = iwl_set_pwr_src,
1518         },
1519         .eeprom_ops = {
1520                 .regulatory_bands = {
1521                         EEPROM_5000_REG_BAND_1_CHANNELS,
1522                         EEPROM_5000_REG_BAND_2_CHANNELS,
1523                         EEPROM_5000_REG_BAND_3_CHANNELS,
1524                         EEPROM_5000_REG_BAND_4_CHANNELS,
1525                         EEPROM_5000_REG_BAND_5_CHANNELS,
1526                         EEPROM_5000_REG_BAND_24_FAT_CHANNELS,
1527                         EEPROM_5000_REG_BAND_52_FAT_CHANNELS
1528                 },
1529                 .verify_signature  = iwlcore_eeprom_verify_signature,
1530                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
1531                 .release_semaphore = iwlcore_eeprom_release_semaphore,
1532                 .calib_version  = iwl5000_eeprom_calib_version,
1533                 .query_addr = iwl5000_eeprom_query_addr,
1534         },
1535         .post_associate = iwl_post_associate,
1536         .isr = iwl_isr_ict,
1537         .config_ap = iwl_config_ap,
1538         .temp_ops = {
1539                 .temperature = iwl5150_temperature,
1540                 .set_ct_kill = iwl5150_set_ct_threshold,
1541          },
1542 };
1543
1544 struct iwl_ops iwl5000_ops = {
1545         .lib = &iwl5000_lib,
1546         .hcmd = &iwl5000_hcmd,
1547         .utils = &iwl5000_hcmd_utils,
1548 };
1549
1550 static struct iwl_ops iwl5150_ops = {
1551         .lib = &iwl5150_lib,
1552         .hcmd = &iwl5000_hcmd,
1553         .utils = &iwl5000_hcmd_utils,
1554 };
1555
1556 struct iwl_mod_params iwl50_mod_params = {
1557         .num_of_queues = IWL50_NUM_QUEUES,
1558         .num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
1559         .amsdu_size_8K = 1,
1560         .restart_fw = 1,
1561         /* the rest are 0 by default */
1562 };
1563
1564
1565 struct iwl_cfg iwl5300_agn_cfg = {
1566         .name = "5300AGN",
1567         .fw_name_pre = IWL5000_FW_PRE,
1568         .ucode_api_max = IWL5000_UCODE_API_MAX,
1569         .ucode_api_min = IWL5000_UCODE_API_MIN,
1570         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1571         .ops = &iwl5000_ops,
1572         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1573         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1574         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1575         .mod_params = &iwl50_mod_params,
1576         .valid_tx_ant = ANT_ABC,
1577         .valid_rx_ant = ANT_ABC,
1578         .need_pll_cfg = true,
1579 };
1580
1581 struct iwl_cfg iwl5100_bg_cfg = {
1582         .name = "5100BG",
1583         .fw_name_pre = IWL5000_FW_PRE,
1584         .ucode_api_max = IWL5000_UCODE_API_MAX,
1585         .ucode_api_min = IWL5000_UCODE_API_MIN,
1586         .sku = IWL_SKU_G,
1587         .ops = &iwl5000_ops,
1588         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1589         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1590         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1591         .mod_params = &iwl50_mod_params,
1592         .valid_tx_ant = ANT_B,
1593         .valid_rx_ant = ANT_AB,
1594         .need_pll_cfg = true,
1595 };
1596
1597 struct iwl_cfg iwl5100_abg_cfg = {
1598         .name = "5100ABG",
1599         .fw_name_pre = IWL5000_FW_PRE,
1600         .ucode_api_max = IWL5000_UCODE_API_MAX,
1601         .ucode_api_min = IWL5000_UCODE_API_MIN,
1602         .sku = IWL_SKU_A|IWL_SKU_G,
1603         .ops = &iwl5000_ops,
1604         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1605         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1606         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1607         .mod_params = &iwl50_mod_params,
1608         .valid_tx_ant = ANT_B,
1609         .valid_rx_ant = ANT_AB,
1610         .need_pll_cfg = true,
1611 };
1612
1613 struct iwl_cfg iwl5100_agn_cfg = {
1614         .name = "5100AGN",
1615         .fw_name_pre = IWL5000_FW_PRE,
1616         .ucode_api_max = IWL5000_UCODE_API_MAX,
1617         .ucode_api_min = IWL5000_UCODE_API_MIN,
1618         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1619         .ops = &iwl5000_ops,
1620         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1621         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1622         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1623         .mod_params = &iwl50_mod_params,
1624         .valid_tx_ant = ANT_B,
1625         .valid_rx_ant = ANT_AB,
1626         .need_pll_cfg = true,
1627 };
1628
1629 struct iwl_cfg iwl5350_agn_cfg = {
1630         .name = "5350AGN",
1631         .fw_name_pre = IWL5000_FW_PRE,
1632         .ucode_api_max = IWL5000_UCODE_API_MAX,
1633         .ucode_api_min = IWL5000_UCODE_API_MIN,
1634         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1635         .ops = &iwl5000_ops,
1636         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1637         .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
1638         .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
1639         .mod_params = &iwl50_mod_params,
1640         .valid_tx_ant = ANT_ABC,
1641         .valid_rx_ant = ANT_ABC,
1642         .need_pll_cfg = true,
1643 };
1644
1645 struct iwl_cfg iwl5150_agn_cfg = {
1646         .name = "5150AGN",
1647         .fw_name_pre = IWL5150_FW_PRE,
1648         .ucode_api_max = IWL5150_UCODE_API_MAX,
1649         .ucode_api_min = IWL5150_UCODE_API_MIN,
1650         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1651         .ops = &iwl5150_ops,
1652         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1653         .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
1654         .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
1655         .mod_params = &iwl50_mod_params,
1656         .valid_tx_ant = ANT_A,
1657         .valid_rx_ant = ANT_AB,
1658         .need_pll_cfg = true,
1659 };
1660
1661 MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
1662 MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX));
1663
1664 module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, 0444);
1665 MODULE_PARM_DESC(swcrypto50,
1666                   "using software crypto engine (default 0 [hardware])\n");
1667 module_param_named(debug50, iwl50_mod_params.debug, uint, 0444);
1668 MODULE_PARM_DESC(debug50, "50XX debug output mask");
1669 module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444);
1670 MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
1671 module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, 0444);
1672 MODULE_PARM_DESC(11n_disable50, "disable 50XX 11n functionality");
1673 module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444);
1674 MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series");
1675 module_param_named(fw_restart50, iwl50_mod_params.restart_fw, int, 0444);
1676 MODULE_PARM_DESC(fw_restart50, "restart firmware in case of error");