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 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 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 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 /* NIC configuration for 5000 series */
 202 void iwl5000_nic_config(struct iwl_priv *priv)
 203 {
 204         unsigned long flags;
 205         u16 radio_cfg;
 206         u16 lctl;
 207
 208         spin_lock_irqsave(&priv->lock, flags);
 209
 210         lctl = iwl_pcie_link_ctl(priv);
 211
 212         /* HW bug W/A */
 213         /* L1-ASPM is enabled by BIOS */
 214         if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) == PCI_CFG_LINK_CTRL_VAL_L1_EN)
 215                 /* L1-APSM enabled: disable L0S  */
 216                 iwl_set_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED);
 217         else
 218                 /* L1-ASPM disabled: enable L0S */
 219                 iwl_clear_bit(priv, CSR_GIO_REG, CSR_GIO_REG_VAL_L0S_ENABLED);
 220
 221         radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
 222
 223         /* write radio config values to register */
 224         if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) < EEPROM_RF_CONFIG_TYPE_MAX)
 225                 iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 226                             EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
 227                             EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
 228                             EEPROM_RF_CFG_DASH_MSK(radio_cfg));
 229
 230         /* set CSR_HW_CONFIG_REG for uCode use */
 231         iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 232                     CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
 233                     CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
 234
 235         /* W/A : NIC is stuck in a reset state after Early PCIe power off
 236          * (PCIe power is lost before PERST# is asserted),
 237          * causing ME FW to lose ownership and not being able to obtain it back.
 238          */
 239         iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
 240                                 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
 241                                 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
 242
 243
 244         spin_unlock_irqrestore(&priv->lock, flags);
 245 }
 246
 247
 248 /*
 249  * EEPROM
 250  */
 251 static u32 eeprom_indirect_address(const struct iwl_priv *priv, u32 address)
 252 {
 253         u16 offset = 0;
 254
 255         if ((address & INDIRECT_ADDRESS) == 0)
 256                 return address;
 257
 258         switch (address & INDIRECT_TYPE_MSK) {
 259         case INDIRECT_HOST:
 260                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_HOST);
 261                 break;
 262         case INDIRECT_GENERAL:
 263                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_GENERAL);
 264                 break;
 265         case INDIRECT_REGULATORY:
 266                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_REGULATORY);
 267                 break;
 268         case INDIRECT_CALIBRATION:
 269                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_CALIBRATION);
 270                 break;
 271         case INDIRECT_PROCESS_ADJST:
 272                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_PROCESS_ADJST);
 273                 break;
 274         case INDIRECT_OTHERS:
 275                 offset = iwl_eeprom_query16(priv, EEPROM_5000_LINK_OTHERS);
 276                 break;
 277         default:
 278                 IWL_ERR(priv, "illegal indirect type: 0x%X\n",
 279                 address & INDIRECT_TYPE_MSK);
 280                 break;
 281         }
 282
 283         /* translate the offset from words to byte */
 284         return (address & ADDRESS_MSK) + (offset << 1);
 285 }
 286
 287 u16 iwl5000_eeprom_calib_version(struct iwl_priv *priv)
 288 {
 289         struct iwl_eeprom_calib_hdr {
 290                 u8 version;
 291                 u8 pa_type;
 292                 u16 voltage;
 293         } *hdr;
 294
 295         hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv,
 296                                                         EEPROM_5000_CALIB_ALL);
 297         return hdr->version;
 298
 299 }
 300
 301 static void iwl5000_gain_computation(struct iwl_priv *priv,
 302                 u32 average_noise[NUM_RX_CHAINS],
 303                 u16 min_average_noise_antenna_i,
 304                 u32 min_average_noise,
 305                 u8 default_chain)
 306 {
 307         int i;
 308         s32 delta_g;
 309         struct iwl_chain_noise_data *data = &priv->chain_noise_data;
 310
 311         /*
 312          * Find Gain Code for the chains based on "default chain"
 313          */
 314         for (i = default_chain + 1; i < NUM_RX_CHAINS; i++) {
 315                 if ((data->disconn_array[i])) {
 316                         data->delta_gain_code[i] = 0;
 317                         continue;
 318                 }
 319                 delta_g = (1000 * ((s32)average_noise[0] -
 320                         (s32)average_noise[i])) / 1500;
 321                 /* bound gain by 2 bits value max, 3rd bit is sign */
 322                 data->delta_gain_code[i] =
 323                         min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
 324
 325                 if (delta_g < 0)
 326                         /* set negative sign */
 327                         data->delta_gain_code[i] |= (1 << 2);
 328         }
 329
 330         IWL_DEBUG_CALIB(priv, "Delta gains: ANT_B = %d  ANT_C = %d\n",
 331                         data->delta_gain_code[1], data->delta_gain_code[2]);
 332
 333         if (!data->radio_write) {
 334                 struct iwl_calib_chain_noise_gain_cmd cmd;
 335
 336                 memset(&cmd, 0, sizeof(cmd));
 337
 338                 cmd.hdr.op_code = IWL_PHY_CALIBRATE_CHAIN_NOISE_GAIN_CMD;
 339                 cmd.hdr.first_group = 0;
 340                 cmd.hdr.groups_num = 1;
 341                 cmd.hdr.data_valid = 1;
 342                 cmd.delta_gain_1 = data->delta_gain_code[1];
 343                 cmd.delta_gain_2 = data->delta_gain_code[2];
 344                 iwl_send_cmd_pdu_async(priv, REPLY_PHY_CALIBRATION_CMD,
 345                         sizeof(cmd), &cmd, NULL);
 346
 347                 data->radio_write = 1;
 348                 data->state = IWL_CHAIN_NOISE_CALIBRATED;
 349         }
 350
 351         data->chain_noise_a = 0;
 352         data->chain_noise_b = 0;
 353         data->chain_noise_c = 0;
 354         data->chain_signal_a = 0;
 355         data->chain_signal_b = 0;
 356         data->chain_signal_c = 0;
 357         data->beacon_count = 0;
 358 }
 359
 360 static void iwl5000_chain_noise_reset(struct iwl_priv *priv)
 361 {
 362         struct iwl_chain_noise_data *data = &priv->chain_noise_data;
 363         int ret;
 364
 365         if ((data->state == IWL_CHAIN_NOISE_ALIVE) && iwl_is_associated(priv)) {
 366                 struct iwl_calib_chain_noise_reset_cmd cmd;
 367                 memset(&cmd, 0, sizeof(cmd));
 368
 369                 cmd.hdr.op_code = IWL_PHY_CALIBRATE_CHAIN_NOISE_RESET_CMD;
 370                 cmd.hdr.first_group = 0;
 371                 cmd.hdr.groups_num = 1;
 372                 cmd.hdr.data_valid = 1;
 373                 ret = iwl_send_cmd_pdu(priv, REPLY_PHY_CALIBRATION_CMD,
 374                                         sizeof(cmd), &cmd);
 375                 if (ret)
 376                         IWL_ERR(priv,
 377                                 "Could not send REPLY_PHY_CALIBRATION_CMD\n");
 378                 data->state = IWL_CHAIN_NOISE_ACCUMULATE;
 379                 IWL_DEBUG_CALIB(priv, "Run chain_noise_calibrate\n");
 380         }
 381 }
 382
 383 void iwl5000_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
 384                         __le32 *tx_flags)
 385 {
 386         if ((info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
 387             (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT))
 388                 *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK;
 389         else
 390                 *tx_flags &= ~TX_CMD_FLG_RTS_CTS_MSK;
 391 }
 392
 393 static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
 394         .min_nrg_cck = 95,
 395         .max_nrg_cck = 0, /* not used, set to 0 */
 396         .auto_corr_min_ofdm = 90,
 397         .auto_corr_min_ofdm_mrc = 170,
 398         .auto_corr_min_ofdm_x1 = 120,
 399         .auto_corr_min_ofdm_mrc_x1 = 240,
 400
 401         .auto_corr_max_ofdm = 120,
 402         .auto_corr_max_ofdm_mrc = 210,
 403         .auto_corr_max_ofdm_x1 = 155,
 404         .auto_corr_max_ofdm_mrc_x1 = 290,
 405
 406         .auto_corr_min_cck = 125,
 407         .auto_corr_max_cck = 200,
 408         .auto_corr_min_cck_mrc = 170,
 409         .auto_corr_max_cck_mrc = 400,
 410         .nrg_th_cck = 95,
 411         .nrg_th_ofdm = 95,
 412 };
 413
 414 static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
 415         .min_nrg_cck = 95,
 416         .max_nrg_cck = 0, /* not used, set to 0 */
 417         .auto_corr_min_ofdm = 90,
 418         .auto_corr_min_ofdm_mrc = 170,
 419         .auto_corr_min_ofdm_x1 = 105,
 420         .auto_corr_min_ofdm_mrc_x1 = 220,
 421
 422         .auto_corr_max_ofdm = 120,
 423         .auto_corr_max_ofdm_mrc = 210,
 424         /* max = min for performance bug in 5150 DSP */
 425         .auto_corr_max_ofdm_x1 = 105,
 426         .auto_corr_max_ofdm_mrc_x1 = 220,
 427
 428         .auto_corr_min_cck = 125,
 429         .auto_corr_max_cck = 200,
 430         .auto_corr_min_cck_mrc = 170,
 431         .auto_corr_max_cck_mrc = 400,
 432         .nrg_th_cck = 95,
 433         .nrg_th_ofdm = 95,
 434 };
 435
 436 const u8 *iwl5000_eeprom_query_addr(const struct iwl_priv *priv,
 437                                            size_t offset)
 438 {
 439         u32 address = eeprom_indirect_address(priv, offset);
 440         BUG_ON(address >= priv->cfg->eeprom_size);
 441         return &priv->eeprom[address];
 442 }
 443
 444 static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
 445 {
 446         const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
 447         s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
 448                         iwl_temp_calib_to_offset(priv);
 449
 450         priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
 451 }
 452
 453 static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
 454 {
 455         /* want Celsius */
 456         priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
 457 }
 458
 459 /*
 460  *  Calibration
 461  */
 462 static int iwl5000_set_Xtal_calib(struct iwl_priv *priv)
 463 {
 464         struct iwl_calib_xtal_freq_cmd cmd;
 465         u16 *xtal_calib = (u16 *)iwl_eeprom_query_addr(priv, EEPROM_5000_XTAL);
 466
 467         cmd.hdr.op_code = IWL_PHY_CALIBRATE_CRYSTAL_FRQ_CMD;
 468         cmd.hdr.first_group = 0;
 469         cmd.hdr.groups_num = 1;
 470         cmd.hdr.data_valid = 1;
 471         cmd.cap_pin1 = (u8)xtal_calib[0];
 472         cmd.cap_pin2 = (u8)xtal_calib[1];
 473         return iwl_calib_set(&priv->calib_results[IWL_CALIB_XTAL],
 474                              (u8 *)&cmd, sizeof(cmd));
 475 }
 476
 477 static int iwl5000_send_calib_cfg(struct iwl_priv *priv)
 478 {
 479         struct iwl_calib_cfg_cmd calib_cfg_cmd;
 480         struct iwl_host_cmd cmd = {
 481                 .id = CALIBRATION_CFG_CMD,
 482                 .len = sizeof(struct iwl_calib_cfg_cmd),
 483                 .data = &calib_cfg_cmd,
 484         };
 485
 486         memset(&calib_cfg_cmd, 0, sizeof(calib_cfg_cmd));
 487         calib_cfg_cmd.ucd_calib_cfg.once.is_enable = IWL_CALIB_INIT_CFG_ALL;
 488         calib_cfg_cmd.ucd_calib_cfg.once.start = IWL_CALIB_INIT_CFG_ALL;
 489         calib_cfg_cmd.ucd_calib_cfg.once.send_res = IWL_CALIB_INIT_CFG_ALL;
 490         calib_cfg_cmd.ucd_calib_cfg.flags = IWL_CALIB_INIT_CFG_ALL;
 491
 492         return iwl_send_cmd(priv, &cmd);
 493 }
 494
 495 static void iwl5000_rx_calib_result(struct iwl_priv *priv,
 496                              struct iwl_rx_mem_buffer *rxb)
 497 {
 498         struct iwl_rx_packet *pkt = (void *)rxb->skb->data;
 499         struct iwl_calib_hdr *hdr = (struct iwl_calib_hdr *)pkt->u.raw;
 500         int len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK;
 501         int index;
 502
 503         /* reduce the size of the length field itself */
 504         len -= 4;
 505
 506         /* Define the order in which the results will be sent to the runtime
 507          * uCode. iwl_send_calib_results sends them in a row according to their
 508          * index. We sort them here */
 509         switch (hdr->op_code) {
 510         case IWL_PHY_CALIBRATE_DC_CMD:
 511                 index = IWL_CALIB_DC;
 512                 break;
 513         case IWL_PHY_CALIBRATE_LO_CMD:
 514                 index = IWL_CALIB_LO;
 515                 break;
 516         case IWL_PHY_CALIBRATE_TX_IQ_CMD:
 517                 index = IWL_CALIB_TX_IQ;
 518                 break;
 519         case IWL_PHY_CALIBRATE_TX_IQ_PERD_CMD:
 520                 index = IWL_CALIB_TX_IQ_PERD;
 521                 break;
 522         case IWL_PHY_CALIBRATE_BASE_BAND_CMD:
 523                 index = IWL_CALIB_BASE_BAND;
 524                 break;
 525         default:
 526                 IWL_ERR(priv, "Unknown calibration notification %d\n",
 527                           hdr->op_code);
 528                 return;
 529         }
 530         iwl_calib_set(&priv->calib_results[index], pkt->u.raw, len);
 531 }
 532
 533 static void iwl5000_rx_calib_complete(struct iwl_priv *priv,
 534                                struct iwl_rx_mem_buffer *rxb)
 535 {
 536         IWL_DEBUG_INFO(priv, "Init. calibration is completed, restarting fw.\n");
 537         queue_work(priv->workqueue, &priv->restart);
 538 }
 539
 540 /*
 541  * ucode
 542  */
 543 static int iwl5000_load_section(struct iwl_priv *priv,
 544                                 struct fw_desc *image,
 545                                 u32 dst_addr)
 546 {
 547         dma_addr_t phy_addr = image->p_addr;
 548         u32 byte_cnt = image->len;
 549
 550         iwl_write_direct32(priv,
 551                 FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
 552                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE);
 553
 554         iwl_write_direct32(priv,
 555                 FH_SRVC_CHNL_SRAM_ADDR_REG(FH_SRVC_CHNL), dst_addr);
 556
 557         iwl_write_direct32(priv,
 558                 FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL),
 559                 phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK);
 560
 561         iwl_write_direct32(priv,
 562                 FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL),
 563                 (iwl_get_dma_hi_addr(phy_addr)
 564                         << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt);
 565
 566         iwl_write_direct32(priv,
 567                 FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL),
 568                 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM |
 569                 1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX |
 570                 FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID);
 571
 572         iwl_write_direct32(priv,
 573                 FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
 574                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE       |
 575                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE    |
 576                 FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD);
 577
 578         return 0;
 579 }
 580
 581 static int iwl5000_load_given_ucode(struct iwl_priv *priv,
 582                 struct fw_desc *inst_image,
 583                 struct fw_desc *data_image)
 584 {
 585         int ret = 0;
 586
 587         ret = iwl5000_load_section(priv, inst_image,
 588                                    IWL50_RTC_INST_LOWER_BOUND);
 589         if (ret)
 590                 return ret;
 591
 592         IWL_DEBUG_INFO(priv, "INST uCode section being loaded...\n");
 593         ret = wait_event_interruptible_timeout(priv->wait_command_queue,
 594                                         priv->ucode_write_complete, 5 * HZ);
 595         if (ret == -ERESTARTSYS) {
 596                 IWL_ERR(priv, "Could not load the INST uCode section due "
 597                         "to interrupt\n");
 598                 return ret;
 599         }
 600         if (!ret) {
 601                 IWL_ERR(priv, "Could not load the INST uCode section\n");
 602                 return -ETIMEDOUT;
 603         }
 604
 605         priv->ucode_write_complete = 0;
 606
 607         ret = iwl5000_load_section(
 608                 priv, data_image, IWL50_RTC_DATA_LOWER_BOUND);
 609         if (ret)
 610                 return ret;
 611
 612         IWL_DEBUG_INFO(priv, "DATA uCode section being loaded...\n");
 613
 614         ret = wait_event_interruptible_timeout(priv->wait_command_queue,
 615                                 priv->ucode_write_complete, 5 * HZ);
 616         if (ret == -ERESTARTSYS) {
 617                 IWL_ERR(priv, "Could not load the INST uCode section due "
 618                         "to interrupt\n");
 619                 return ret;
 620         } else if (!ret) {
 621                 IWL_ERR(priv, "Could not load the DATA uCode section\n");
 622                 return -ETIMEDOUT;
 623         } else
 624                 ret = 0;
 625
 626         priv->ucode_write_complete = 0;
 627
 628         return ret;
 629 }
 630
 631 int iwl5000_load_ucode(struct iwl_priv *priv)
 632 {
 633         int ret = 0;
 634
 635         /* check whether init ucode should be loaded, or rather runtime ucode */
 636         if (priv->ucode_init.len && (priv->ucode_type == UCODE_NONE)) {
 637                 IWL_DEBUG_INFO(priv, "Init ucode found. Loading init ucode...\n");
 638                 ret = iwl5000_load_given_ucode(priv,
 639                         &priv->ucode_init, &priv->ucode_init_data);
 640                 if (!ret) {
 641                         IWL_DEBUG_INFO(priv, "Init ucode load complete.\n");
 642                         priv->ucode_type = UCODE_INIT;
 643                 }
 644         } else {
 645                 IWL_DEBUG_INFO(priv, "Init ucode not found, or already loaded. "
 646                         "Loading runtime ucode...\n");
 647                 ret = iwl5000_load_given_ucode(priv,
 648                         &priv->ucode_code, &priv->ucode_data);
 649                 if (!ret) {
 650                         IWL_DEBUG_INFO(priv, "Runtime ucode load complete.\n");
 651                         priv->ucode_type = UCODE_RT;
 652                 }
 653         }
 654
 655         return ret;
 656 }
 657
 658 void iwl5000_init_alive_start(struct iwl_priv *priv)
 659 {
 660         int ret = 0;
 661
 662         /* Check alive response for "valid" sign from uCode */
 663         if (priv->card_alive_init.is_valid != UCODE_VALID_OK) {
 664                 /* We had an error bringing up the hardware, so take it
 665                  * all the way back down so we can try again */
 666                 IWL_DEBUG_INFO(priv, "Initialize Alive failed.\n");
 667                 goto restart;
 668         }
 669
 670         /* initialize uCode was loaded... verify inst image.
 671          * This is a paranoid check, because we would not have gotten the
 672          * "initialize" alive if code weren't properly loaded.  */
 673         if (iwl_verify_ucode(priv)) {
 674                 /* Runtime instruction load was bad;
 675                  * take it all the way back down so we can try again */
 676                 IWL_DEBUG_INFO(priv, "Bad \"initialize\" uCode load.\n");
 677                 goto restart;
 678         }
 679
 680         iwl_clear_stations_table(priv);
 681         ret = priv->cfg->ops->lib->alive_notify(priv);
 682         if (ret) {
 683                 IWL_WARN(priv,
 684                         "Could not complete ALIVE transition: %d\n", ret);
 685                 goto restart;
 686         }
 687
 688         iwl5000_send_calib_cfg(priv);
 689         return;
 690
 691 restart:
 692         /* real restart (first load init_ucode) */
 693         queue_work(priv->workqueue, &priv->restart);
 694 }
 695
 696 static void iwl5000_set_wr_ptrs(struct iwl_priv *priv,
 697                                 int txq_id, u32 index)
 698 {
 699         iwl_write_direct32(priv, HBUS_TARG_WRPTR,
 700                         (index & 0xff) | (txq_id << 8));
 701         iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(txq_id), index);
 702 }
 703
 704 static void iwl5000_tx_queue_set_status(struct iwl_priv *priv,
 705                                         struct iwl_tx_queue *txq,
 706                                         int tx_fifo_id, int scd_retry)
 707 {
 708         int txq_id = txq->q.id;
 709         int active = test_bit(txq_id, &priv->txq_ctx_active_msk) ? 1 : 0;
 710
 711         iwl_write_prph(priv, IWL50_SCD_QUEUE_STATUS_BITS(txq_id),
 712                         (active << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE) |
 713                         (tx_fifo_id << IWL50_SCD_QUEUE_STTS_REG_POS_TXF) |
 714                         (1 << IWL50_SCD_QUEUE_STTS_REG_POS_WSL) |
 715                         IWL50_SCD_QUEUE_STTS_REG_MSK);
 716
 717         txq->sched_retry = scd_retry;
 718
 719         IWL_DEBUG_INFO(priv, "%s %s Queue %d on AC %d\n",
 720                        active ? "Activate" : "Deactivate",
 721                        scd_retry ? "BA" : "AC", txq_id, tx_fifo_id);
 722 }
 723
 724 static int iwl5000_send_wimax_coex(struct iwl_priv *priv)
 725 {
 726         struct iwl_wimax_coex_cmd coex_cmd;
 727
 728         memset(&coex_cmd, 0, sizeof(coex_cmd));
 729
 730         return iwl_send_cmd_pdu(priv, COEX_PRIORITY_TABLE_CMD,
 731                                 sizeof(coex_cmd), &coex_cmd);
 732 }
 733
 734 int iwl5000_alive_notify(struct iwl_priv *priv)
 735 {
 736         u32 a;
 737         unsigned long flags;
 738         int i, chan;
 739         u32 reg_val;
 740
 741         spin_lock_irqsave(&priv->lock, flags);
 742
 743         priv->scd_base_addr = iwl_read_prph(priv, IWL50_SCD_SRAM_BASE_ADDR);
 744         a = priv->scd_base_addr + IWL50_SCD_CONTEXT_DATA_OFFSET;
 745         for (; a < priv->scd_base_addr + IWL50_SCD_TX_STTS_BITMAP_OFFSET;
 746                 a += 4)
 747                 iwl_write_targ_mem(priv, a, 0);
 748         for (; a < priv->scd_base_addr + IWL50_SCD_TRANSLATE_TBL_OFFSET;
 749                 a += 4)
 750                 iwl_write_targ_mem(priv, a, 0);
 751         for (; a < priv->scd_base_addr +
 752                IWL50_SCD_TRANSLATE_TBL_OFFSET_QUEUE(priv->hw_params.max_txq_num); a += 4)
 753                 iwl_write_targ_mem(priv, a, 0);
 754
 755         iwl_write_prph(priv, IWL50_SCD_DRAM_BASE_ADDR,
 756                        priv->scd_bc_tbls.dma >> 10);
 757
 758         /* Enable DMA channel */
 759         for (chan = 0; chan < FH50_TCSR_CHNL_NUM ; chan++)
 760                 iwl_write_direct32(priv, FH_TCSR_CHNL_TX_CONFIG_REG(chan),
 761                                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
 762                                 FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE);
 763
 764         /* Update FH chicken bits */
 765         reg_val = iwl_read_direct32(priv, FH_TX_CHICKEN_BITS_REG);
 766         iwl_write_direct32(priv, FH_TX_CHICKEN_BITS_REG,
 767                            reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
 768
 769         iwl_write_prph(priv, IWL50_SCD_QUEUECHAIN_SEL,
 770                 IWL50_SCD_QUEUECHAIN_SEL_ALL(priv->hw_params.max_txq_num));
 771         iwl_write_prph(priv, IWL50_SCD_AGGR_SEL, 0);
 772
 773         /* initiate the queues */
 774         for (i = 0; i < priv->hw_params.max_txq_num; i++) {
 775                 iwl_write_prph(priv, IWL50_SCD_QUEUE_RDPTR(i), 0);
 776                 iwl_write_direct32(priv, HBUS_TARG_WRPTR, 0 | (i << 8));
 777                 iwl_write_targ_mem(priv, priv->scd_base_addr +
 778                                 IWL50_SCD_CONTEXT_QUEUE_OFFSET(i), 0);
 779                 iwl_write_targ_mem(priv, priv->scd_base_addr +
 780                                 IWL50_SCD_CONTEXT_QUEUE_OFFSET(i) +
 781                                 sizeof(u32),
 782                                 ((SCD_WIN_SIZE <<
 783                                 IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
 784                                 IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
 785                                 ((SCD_FRAME_LIMIT <<
 786                                 IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
 787                                 IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
 788         }
 789
 790         iwl_write_prph(priv, IWL50_SCD_INTERRUPT_MASK,
 791                         IWL_MASK(0, priv->hw_params.max_txq_num));
 792
 793         /* Activate all Tx DMA/FIFO channels */
 794         priv->cfg->ops->lib->txq_set_sched(priv, IWL_MASK(0, 7));
 795
 796         iwl5000_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0);
 797
 798         /* map qos queues to fifos one-to-one */
 799         for (i = 0; i < ARRAY_SIZE(iwl5000_default_queue_to_tx_fifo); i++) {
 800                 int ac = iwl5000_default_queue_to_tx_fifo[i];
 801                 iwl_txq_ctx_activate(priv, i);
 802                 iwl5000_tx_queue_set_status(priv, &priv->txq[i], ac, 0);
 803         }
 804         /* TODO - need to initialize those FIFOs inside the loop above,
 805          * not only mark them as active */
 806         iwl_txq_ctx_activate(priv, 4);
 807         iwl_txq_ctx_activate(priv, 7);
 808         iwl_txq_ctx_activate(priv, 8);
 809         iwl_txq_ctx_activate(priv, 9);
 810
 811         spin_unlock_irqrestore(&priv->lock, flags);
 812
 813
 814         iwl5000_send_wimax_coex(priv);
 815
 816         iwl5000_set_Xtal_calib(priv);
 817         iwl_send_calib_results(priv);
 818
 819         return 0;
 820 }
 821
 822 int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
 823 {
 824         if ((priv->cfg->mod_params->num_of_queues > IWL50_NUM_QUEUES) ||
 825             (priv->cfg->mod_params->num_of_queues < IWL_MIN_NUM_QUEUES)) {
 826                 IWL_ERR(priv,
 827                         "invalid queues_num, should be between %d and %d\n",
 828                         IWL_MIN_NUM_QUEUES, IWL50_NUM_QUEUES);
 829                 return -EINVAL;
 830         }
 831
 832         priv->hw_params.max_txq_num = priv->cfg->mod_params->num_of_queues;
 833         priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM;
 834         priv->hw_params.scd_bc_tbls_size =
 835                         IWL50_NUM_QUEUES * sizeof(struct iwl5000_scd_bc_tbl);
 836         priv->hw_params.tfd_size = sizeof(struct iwl_tfd);
 837         priv->hw_params.max_stations = IWL5000_STATION_COUNT;
 838         priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID;
 839
 840         priv->hw_params.max_data_size = IWL50_RTC_DATA_SIZE;
 841         priv->hw_params.max_inst_size = IWL50_RTC_INST_SIZE;
 842
 843         priv->hw_params.max_bsm_size = 0;
 844         priv->hw_params.ht40_channel =  BIT(IEEE80211_BAND_2GHZ) |
 845                                         BIT(IEEE80211_BAND_5GHZ);
 846         priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR;
 847
 848         priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
 849         priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
 850         priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant;
 851         priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant;
 852
 853         if (priv->cfg->ops->lib->temp_ops.set_ct_kill)
 854                 priv->cfg->ops->lib->temp_ops.set_ct_kill(priv);
 855
 856         /* Set initial sensitivity parameters */
 857         /* Set initial calibration set */
 858         switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) {
 859         case CSR_HW_REV_TYPE_5150:
 860                 priv->hw_params.sens = &iwl5150_sensitivity;
 861                 priv->hw_params.calib_init_cfg =
 862                         BIT(IWL_CALIB_DC)               |
 863                         BIT(IWL_CALIB_LO)               |
 864                         BIT(IWL_CALIB_TX_IQ)            |
 865                         BIT(IWL_CALIB_BASE_BAND);
 866
 867                 break;
 868         default:
 869                 priv->hw_params.sens = &iwl5000_sensitivity;
 870                 priv->hw_params.calib_init_cfg =
 871                         BIT(IWL_CALIB_XTAL)             |
 872                         BIT(IWL_CALIB_LO)               |
 873                         BIT(IWL_CALIB_TX_IQ)            |
 874                         BIT(IWL_CALIB_TX_IQ_PERD)       |
 875                         BIT(IWL_CALIB_BASE_BAND);
 876                 break;
 877         }
 878
 879         return 0;
 880 }
 881
 882 /**
 883  * iwl5000_txq_update_byte_cnt_tbl - Set up entry in Tx byte-count array
 884  */
 885 void iwl5000_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
 886                                             struct iwl_tx_queue *txq,
 887                                             u16 byte_cnt)
 888 {
 889         struct iwl5000_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
 890         int write_ptr = txq->q.write_ptr;
 891         int txq_id = txq->q.id;
 892         u8 sec_ctl = 0;
 893         u8 sta_id = 0;
 894         u16 len = byte_cnt + IWL_TX_CRC_SIZE + IWL_TX_DELIMITER_SIZE;
 895         __le16 bc_ent;
 896
 897         WARN_ON(len > 0xFFF || write_ptr >= TFD_QUEUE_SIZE_MAX);
 898
 899         if (txq_id != IWL_CMD_QUEUE_NUM) {
 900                 sta_id = txq->cmd[txq->q.write_ptr]->cmd.tx.sta_id;
 901                 sec_ctl = txq->cmd[txq->q.write_ptr]->cmd.tx.sec_ctl;
 902
 903                 switch (sec_ctl & TX_CMD_SEC_MSK) {
 904                 case TX_CMD_SEC_CCM:
 905                         len += CCMP_MIC_LEN;
 906                         break;
 907                 case TX_CMD_SEC_TKIP:
 908                         len += TKIP_ICV_LEN;
 909                         break;
 910                 case TX_CMD_SEC_WEP:
 911                         len += WEP_IV_LEN + WEP_ICV_LEN;
 912                         break;
 913                 }
 914         }
 915
 916         bc_ent = cpu_to_le16((len & 0xFFF) | (sta_id << 12));
 917
 918         scd_bc_tbl[txq_id].tfd_offset[write_ptr] = bc_ent;
 919
 920         if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
 921                 scd_bc_tbl[txq_id].
 922                         tfd_offset[TFD_QUEUE_SIZE_MAX + write_ptr] = bc_ent;
 923 }
 924
 925 void iwl5000_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
 926                                            struct iwl_tx_queue *txq)
 927 {
 928         struct iwl5000_scd_bc_tbl *scd_bc_tbl = priv->scd_bc_tbls.addr;
 929         int txq_id = txq->q.id;
 930         int read_ptr = txq->q.read_ptr;
 931         u8 sta_id = 0;
 932         __le16 bc_ent;
 933
 934         WARN_ON(read_ptr >= TFD_QUEUE_SIZE_MAX);
 935
 936         if (txq_id != IWL_CMD_QUEUE_NUM)
 937                 sta_id = txq->cmd[read_ptr]->cmd.tx.sta_id;
 938
 939         bc_ent =  cpu_to_le16(1 | (sta_id << 12));
 940         scd_bc_tbl[txq_id].tfd_offset[read_ptr] = bc_ent;
 941
 942         if (txq->q.write_ptr < TFD_QUEUE_SIZE_BC_DUP)
 943                 scd_bc_tbl[txq_id].
 944                         tfd_offset[TFD_QUEUE_SIZE_MAX + read_ptr] =  bc_ent;
 945 }
 946
 947 static int iwl5000_tx_queue_set_q2ratid(struct iwl_priv *priv, u16 ra_tid,
 948                                         u16 txq_id)
 949 {
 950         u32 tbl_dw_addr;
 951         u32 tbl_dw;
 952         u16 scd_q2ratid;
 953
 954         scd_q2ratid = ra_tid & IWL_SCD_QUEUE_RA_TID_MAP_RATID_MSK;
 955
 956         tbl_dw_addr = priv->scd_base_addr +
 957                         IWL50_SCD_TRANSLATE_TBL_OFFSET_QUEUE(txq_id);
 958
 959         tbl_dw = iwl_read_targ_mem(priv, tbl_dw_addr);
 960
 961         if (txq_id & 0x1)
 962                 tbl_dw = (scd_q2ratid << 16) | (tbl_dw & 0x0000FFFF);
 963         else
 964                 tbl_dw = scd_q2ratid | (tbl_dw & 0xFFFF0000);
 965
 966         iwl_write_targ_mem(priv, tbl_dw_addr, tbl_dw);
 967
 968         return 0;
 969 }
 970 static void iwl5000_tx_queue_stop_scheduler(struct iwl_priv *priv, u16 txq_id)
 971 {
 972         /* Simply stop the queue, but don't change any configuration;
 973          * the SCD_ACT_EN bit is the write-enable mask for the ACTIVE bit. */
 974         iwl_write_prph(priv,
 975                 IWL50_SCD_QUEUE_STATUS_BITS(txq_id),
 976                 (0 << IWL50_SCD_QUEUE_STTS_REG_POS_ACTIVE)|
 977                 (1 << IWL50_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN));
 978 }
 979
 980 int iwl5000_txq_agg_enable(struct iwl_priv *priv, int txq_id,
 981                                   int tx_fifo, int sta_id, int tid, u16 ssn_idx)
 982 {
 983         unsigned long flags;
 984         u16 ra_tid;
 985
 986         if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
 987             (IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
 988                 IWL_WARN(priv,
 989                         "queue number out of range: %d, must be %d to %d\n",
 990                         txq_id, IWL50_FIRST_AMPDU_QUEUE,
 991                         IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
 992                 return -EINVAL;
 993         }
 994
 995         ra_tid = BUILD_RAxTID(sta_id, tid);
 996
 997         /* Modify device's station table to Tx this TID */
 998         iwl_sta_tx_modify_enable_tid(priv, sta_id, tid);
 999
1000         spin_lock_irqsave(&priv->lock, flags);
1001
1002         /* Stop this Tx queue before configuring it */
1003         iwl5000_tx_queue_stop_scheduler(priv, txq_id);
1004
1005         /* Map receiver-address / traffic-ID to this queue */
1006         iwl5000_tx_queue_set_q2ratid(priv, ra_tid, txq_id);
1007
1008         /* Set this queue as a chain-building queue */
1009         iwl_set_bits_prph(priv, IWL50_SCD_QUEUECHAIN_SEL, (1<<txq_id));
1010
1011         /* enable aggregations for the queue */
1012         iwl_set_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1<<txq_id));
1013
1014         /* Place first TFD at index corresponding to start sequence number.
1015          * Assumes that ssn_idx is valid (!= 0xFFF) */
1016         priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff);
1017         priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff);
1018         iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx);
1019
1020         /* Set up Tx window size and frame limit for this queue */
1021         iwl_write_targ_mem(priv, priv->scd_base_addr +
1022                         IWL50_SCD_CONTEXT_QUEUE_OFFSET(txq_id) +
1023                         sizeof(u32),
1024                         ((SCD_WIN_SIZE <<
1025                         IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_POS) &
1026                         IWL50_SCD_QUEUE_CTX_REG2_WIN_SIZE_MSK) |
1027                         ((SCD_FRAME_LIMIT <<
1028                         IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) &
1029                         IWL50_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK));
1030
1031         iwl_set_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id));
1032
1033         /* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */
1034         iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1);
1035
1036         spin_unlock_irqrestore(&priv->lock, flags);
1037
1038         return 0;
1039 }
1040
1041 int iwl5000_txq_agg_disable(struct iwl_priv *priv, u16 txq_id,
1042                                    u16 ssn_idx, u8 tx_fifo)
1043 {
1044         if ((IWL50_FIRST_AMPDU_QUEUE > txq_id) ||
1045             (IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES <= txq_id)) {
1046                 IWL_ERR(priv,
1047                         "queue number out of range: %d, must be %d to %d\n",
1048                         txq_id, IWL50_FIRST_AMPDU_QUEUE,
1049                         IWL50_FIRST_AMPDU_QUEUE + IWL50_NUM_AMPDU_QUEUES - 1);
1050                 return -EINVAL;
1051         }
1052
1053         iwl5000_tx_queue_stop_scheduler(priv, txq_id);
1054
1055         iwl_clear_bits_prph(priv, IWL50_SCD_AGGR_SEL, (1 << txq_id));
1056
1057         priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff);
1058         priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff);
1059         /* supposes that ssn_idx is valid (!= 0xFFF) */
1060         iwl5000_set_wr_ptrs(priv, txq_id, ssn_idx);
1061
1062         iwl_clear_bits_prph(priv, IWL50_SCD_INTERRUPT_MASK, (1 << txq_id));
1063         iwl_txq_ctx_deactivate(priv, txq_id);
1064         iwl5000_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0);
1065
1066         return 0;
1067 }
1068
1069 u16 iwl5000_build_addsta_hcmd(const struct iwl_addsta_cmd *cmd, u8 *data)
1070 {
1071         u16 size = (u16)sizeof(struct iwl_addsta_cmd);
1072         struct iwl_addsta_cmd *addsta = (struct iwl_addsta_cmd *)data;
1073         memcpy(addsta, cmd, size);
1074         /* resrved in 5000 */
1075         addsta->rate_n_flags = cpu_to_le16(0);
1076         return size;
1077 }
1078
1079
1080 /*
1081  * Activate/Deactivate Tx DMA/FIFO channels according tx fifos mask
1082  * must be called under priv->lock and mac access
1083  */
1084 void iwl5000_txq_set_sched(struct iwl_priv *priv, u32 mask)
1085 {
1086         iwl_write_prph(priv, IWL50_SCD_TXFACT, mask);
1087 }
1088
1089
1090 static inline u32 iwl5000_get_scd_ssn(struct iwl5000_tx_resp *tx_resp)
1091 {
1092         return le32_to_cpup((__le32 *)&tx_resp->status +
1093                             tx_resp->frame_count) & MAX_SN;
1094 }
1095
1096 static int iwl5000_tx_status_reply_tx(struct iwl_priv *priv,
1097                                       struct iwl_ht_agg *agg,
1098                                       struct iwl5000_tx_resp *tx_resp,
1099                                       int txq_id, u16 start_idx)
1100 {
1101         u16 status;
1102         struct agg_tx_status *frame_status = &tx_resp->status;
1103         struct ieee80211_tx_info *info = NULL;
1104         struct ieee80211_hdr *hdr = NULL;
1105         u32 rate_n_flags = le32_to_cpu(tx_resp->rate_n_flags);
1106         int i, sh, idx;
1107         u16 seq;
1108
1109         if (agg->wait_for_ba)
1110                 IWL_DEBUG_TX_REPLY(priv, "got tx response w/o block-ack\n");
1111
1112         agg->frame_count = tx_resp->frame_count;
1113         agg->start_idx = start_idx;
1114         agg->rate_n_flags = rate_n_flags;
1115         agg->bitmap = 0;
1116
1117         /* # frames attempted by Tx command */
1118         if (agg->frame_count == 1) {
1119                 /* Only one frame was attempted; no block-ack will arrive */
1120                 status = le16_to_cpu(frame_status[0].status);
1121                 idx = start_idx;
1122
1123                 /* FIXME: code repetition */
1124                 IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, StartIdx=%d idx=%d\n",
1125                                    agg->frame_count, agg->start_idx, idx);
1126
1127                 info = IEEE80211_SKB_CB(priv->txq[txq_id].txb[idx].skb[0]);
1128                 info->status.rates[0].count = tx_resp->failure_frame + 1;
1129                 info->flags &= ~IEEE80211_TX_CTL_AMPDU;
1130                 info->flags |= iwl_is_tx_success(status) ?
1131                                         IEEE80211_TX_STAT_ACK : 0;
1132                 iwl_hwrate_to_tx_control(priv, rate_n_flags, info);
1133
1134                 /* FIXME: code repetition end */
1135
1136                 IWL_DEBUG_TX_REPLY(priv, "1 Frame 0x%x failure :%d\n",
1137                                     status & 0xff, tx_resp->failure_frame);
1138                 IWL_DEBUG_TX_REPLY(priv, "Rate Info rate_n_flags=%x\n", rate_n_flags);
1139
1140                 agg->wait_for_ba = 0;
1141         } else {
1142                 /* Two or more frames were attempted; expect block-ack */
1143                 u64 bitmap = 0;
1144                 int start = agg->start_idx;
1145
1146                 /* Construct bit-map of pending frames within Tx window */
1147                 for (i = 0; i < agg->frame_count; i++) {
1148                         u16 sc;
1149                         status = le16_to_cpu(frame_status[i].status);
1150                         seq  = le16_to_cpu(frame_status[i].sequence);
1151                         idx = SEQ_TO_INDEX(seq);
1152                         txq_id = SEQ_TO_QUEUE(seq);
1153
1154                         if (status & (AGG_TX_STATE_FEW_BYTES_MSK |
1155                                       AGG_TX_STATE_ABORT_MSK))
1156                                 continue;
1157
1158                         IWL_DEBUG_TX_REPLY(priv, "FrameCnt = %d, txq_id=%d idx=%d\n",
1159                                            agg->frame_count, txq_id, idx);
1160
1161                         hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx);
1162                         if (!hdr) {
1163                                 IWL_ERR(priv,
1164                                         "BUG_ON idx doesn't point to valid skb"
1165                                         " idx=%d, txq_id=%d\n", idx, txq_id);
1166                                 return -1;
1167                         }
1168
1169                         sc = le16_to_cpu(hdr->seq_ctrl);
1170                         if (idx != (SEQ_TO_SN(sc) & 0xff)) {
1171                                 IWL_ERR(priv,
1172                                         "BUG_ON idx doesn't match seq control"
1173                                         " idx=%d, seq_idx=%d, seq=%d\n",
1174                                           idx, SEQ_TO_SN(sc),
1175                                           hdr->seq_ctrl);
1176                                 return -1;
1177                         }
1178
1179                         IWL_DEBUG_TX_REPLY(priv, "AGG Frame i=%d idx %d seq=%d\n",
1180                                            i, idx, SEQ_TO_SN(sc));
1181
1182                         sh = idx - start;
1183                         if (sh > 64) {
1184                                 sh = (start - idx) + 0xff;
1185                                 bitmap = bitmap << sh;
1186                                 sh = 0;
1187                                 start = idx;
1188                         } else if (sh < -64)
1189                                 sh  = 0xff - (start - idx);
1190                         else if (sh < 0) {
1191                                 sh = start - idx;
1192                                 start = idx;
1193                                 bitmap = bitmap << sh;
1194                                 sh = 0;
1195                         }
1196                         bitmap |= 1ULL << sh;
1197                         IWL_DEBUG_TX_REPLY(priv, "start=%d bitmap=0x%llx\n",
1198                                            start, (unsigned long long)bitmap);
1199                 }
1200
1201                 agg->bitmap = bitmap;
1202                 agg->start_idx = start;
1203                 IWL_DEBUG_TX_REPLY(priv, "Frames %d start_idx=%d bitmap=0x%llx\n",
1204                                    agg->frame_count, agg->start_idx,
1205                                    (unsigned long long)agg->bitmap);
1206
1207                 if (bitmap)
1208                         agg->wait_for_ba = 1;
1209         }
1210         return 0;
1211 }
1212
1213 static void iwl5000_rx_reply_tx(struct iwl_priv *priv,
1214                                 struct iwl_rx_mem_buffer *rxb)
1215 {
1216         struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data;
1217         u16 sequence = le16_to_cpu(pkt->hdr.sequence);
1218         int txq_id = SEQ_TO_QUEUE(sequence);
1219         int index = SEQ_TO_INDEX(sequence);
1220         struct iwl_tx_queue *txq = &priv->txq[txq_id];
1221         struct ieee80211_tx_info *info;
1222         struct iwl5000_tx_resp *tx_resp = (void *)&pkt->u.raw[0];
1223         u32  status = le16_to_cpu(tx_resp->status.status);
1224         int tid;
1225         int sta_id;
1226         int freed;
1227
1228         if ((index >= txq->q.n_bd) || (iwl_queue_used(&txq->q, index) == 0)) {
1229                 IWL_ERR(priv, "Read index for DMA queue txq_id (%d) index %d "
1230                           "is out of range [0-%d] %d %d\n", txq_id,
1231                           index, txq->q.n_bd, txq->q.write_ptr,
1232                           txq->q.read_ptr);
1233                 return;
1234         }
1235
1236         info = IEEE80211_SKB_CB(txq->txb[txq->q.read_ptr].skb[0]);
1237         memset(&info->status, 0, sizeof(info->status));
1238
1239         tid = (tx_resp->ra_tid & IWL50_TX_RES_TID_MSK) >> IWL50_TX_RES_TID_POS;
1240         sta_id = (tx_resp->ra_tid & IWL50_TX_RES_RA_MSK) >> IWL50_TX_RES_RA_POS;
1241
1242         if (txq->sched_retry) {
1243                 const u32 scd_ssn = iwl5000_get_scd_ssn(tx_resp);
1244                 struct iwl_ht_agg *agg = NULL;
1245
1246                 agg = &priv->stations[sta_id].tid[tid].agg;
1247
1248                 iwl5000_tx_status_reply_tx(priv, agg, tx_resp, txq_id, index);
1249
1250                 /* check if BAR is needed */
1251                 if ((tx_resp->frame_count == 1) && !iwl_is_tx_success(status))
1252                         info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
1253
1254                 if (txq->q.read_ptr != (scd_ssn & 0xff)) {
1255                         index = iwl_queue_dec_wrap(scd_ssn & 0xff, txq->q.n_bd);
1256                         IWL_DEBUG_TX_REPLY(priv, "Retry scheduler reclaim "
1257                                         "scd_ssn=%d idx=%d txq=%d swq=%d\n",
1258                                         scd_ssn , index, txq_id, txq->swq_id);
1259
1260                         freed = iwl_tx_queue_reclaim(priv, txq_id, index);
1261                         priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
1262
1263                         if (priv->mac80211_registered &&
1264                             (iwl_queue_space(&txq->q) > txq->q.low_mark) &&
1265                             (agg->state != IWL_EMPTYING_HW_QUEUE_DELBA)) {
1266                                 if (agg->state == IWL_AGG_OFF)
1267                                         iwl_wake_queue(priv, txq_id);
1268                                 else
1269                                         iwl_wake_queue(priv, txq->swq_id);
1270                         }
1271                 }
1272         } else {
1273                 BUG_ON(txq_id != txq->swq_id);
1274
1275                 info->status.rates[0].count = tx_resp->failure_frame + 1;
1276                 info->flags |= iwl_is_tx_success(status) ?
1277                                         IEEE80211_TX_STAT_ACK : 0;
1278                 iwl_hwrate_to_tx_control(priv,
1279                                         le32_to_cpu(tx_resp->rate_n_flags),
1280                                         info);
1281
1282                 IWL_DEBUG_TX_REPLY(priv, "TXQ %d status %s (0x%08x) rate_n_flags "
1283                                    "0x%x retries %d\n",
1284                                    txq_id,
1285                                    iwl_get_tx_fail_reason(status), status,
1286                                    le32_to_cpu(tx_resp->rate_n_flags),
1287                                    tx_resp->failure_frame);
1288
1289                 freed = iwl_tx_queue_reclaim(priv, txq_id, index);
1290                 if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
1291                         priv->stations[sta_id].tid[tid].tfds_in_queue -= freed;
1292
1293                 if (priv->mac80211_registered &&
1294                     (iwl_queue_space(&txq->q) > txq->q.low_mark))
1295                         iwl_wake_queue(priv, txq_id);
1296         }
1297
1298         if (ieee80211_is_data_qos(tx_resp->frame_ctrl))
1299                 iwl_txq_check_empty(priv, sta_id, tid, txq_id);
1300
1301         if (iwl_check_bits(status, TX_ABORT_REQUIRED_MSK))
1302                 IWL_ERR(priv, "TODO:  Implement Tx ABORT REQUIRED!!!\n");
1303 }
1304
1305 /* Currently 5000 is the superset of everything */
1306 u16 iwl5000_get_hcmd_size(u8 cmd_id, u16 len)
1307 {
1308         return len;
1309 }
1310
1311 void iwl5000_setup_deferred_work(struct iwl_priv *priv)
1312 {
1313         /* in 5000 the tx power calibration is done in uCode */
1314         priv->disable_tx_power_cal = 1;
1315 }
1316
1317 void iwl5000_rx_handler_setup(struct iwl_priv *priv)
1318 {
1319         /* init calibration handlers */
1320         priv->rx_handlers[CALIBRATION_RES_NOTIFICATION] =
1321                                         iwl5000_rx_calib_result;
1322         priv->rx_handlers[CALIBRATION_COMPLETE_NOTIFICATION] =
1323                                         iwl5000_rx_calib_complete;
1324         priv->rx_handlers[REPLY_TX] = iwl5000_rx_reply_tx;
1325 }
1326
1327
1328 int iwl5000_hw_valid_rtc_data_addr(u32 addr)
1329 {
1330         return (addr >= IWL50_RTC_DATA_LOWER_BOUND) &&
1331                 (addr < IWL50_RTC_DATA_UPPER_BOUND);
1332 }
1333
1334 static int iwl5000_send_rxon_assoc(struct iwl_priv *priv)
1335 {
1336         int ret = 0;
1337         struct iwl5000_rxon_assoc_cmd rxon_assoc;
1338         const struct iwl_rxon_cmd *rxon1 = &priv->staging_rxon;
1339         const struct iwl_rxon_cmd *rxon2 = &priv->active_rxon;
1340
1341         if ((rxon1->flags == rxon2->flags) &&
1342             (rxon1->filter_flags == rxon2->filter_flags) &&
1343             (rxon1->cck_basic_rates == rxon2->cck_basic_rates) &&
1344             (rxon1->ofdm_ht_single_stream_basic_rates ==
1345              rxon2->ofdm_ht_single_stream_basic_rates) &&
1346             (rxon1->ofdm_ht_dual_stream_basic_rates ==
1347              rxon2->ofdm_ht_dual_stream_basic_rates) &&
1348             (rxon1->ofdm_ht_triple_stream_basic_rates ==
1349              rxon2->ofdm_ht_triple_stream_basic_rates) &&
1350             (rxon1->acquisition_data == rxon2->acquisition_data) &&
1351             (rxon1->rx_chain == rxon2->rx_chain) &&
1352             (rxon1->ofdm_basic_rates == rxon2->ofdm_basic_rates)) {
1353                 IWL_DEBUG_INFO(priv, "Using current RXON_ASSOC.  Not resending.\n");
1354                 return 0;
1355         }
1356
1357         rxon_assoc.flags = priv->staging_rxon.flags;
1358         rxon_assoc.filter_flags = priv->staging_rxon.filter_flags;
1359         rxon_assoc.ofdm_basic_rates = priv->staging_rxon.ofdm_basic_rates;
1360         rxon_assoc.cck_basic_rates = priv->staging_rxon.cck_basic_rates;
1361         rxon_assoc.reserved1 = 0;
1362         rxon_assoc.reserved2 = 0;
1363         rxon_assoc.reserved3 = 0;
1364         rxon_assoc.ofdm_ht_single_stream_basic_rates =
1365             priv->staging_rxon.ofdm_ht_single_stream_basic_rates;
1366         rxon_assoc.ofdm_ht_dual_stream_basic_rates =
1367             priv->staging_rxon.ofdm_ht_dual_stream_basic_rates;
1368         rxon_assoc.rx_chain_select_flags = priv->staging_rxon.rx_chain;
1369         rxon_assoc.ofdm_ht_triple_stream_basic_rates =
1370                  priv->staging_rxon.ofdm_ht_triple_stream_basic_rates;
1371         rxon_assoc.acquisition_data = priv->staging_rxon.acquisition_data;
1372
1373         ret = iwl_send_cmd_pdu_async(priv, REPLY_RXON_ASSOC,
1374                                      sizeof(rxon_assoc), &rxon_assoc, NULL);
1375         if (ret)
1376                 return ret;
1377
1378         return ret;
1379 }
1380 int  iwl5000_send_tx_power(struct iwl_priv *priv)
1381 {
1382         struct iwl5000_tx_power_dbm_cmd tx_power_cmd;
1383         u8 tx_ant_cfg_cmd;
1384
1385         /* half dBm need to multiply */
1386         tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt);
1387         tx_power_cmd.flags = IWL50_TX_POWER_NO_CLOSED;
1388         tx_power_cmd.srv_chan_lmt = IWL50_TX_POWER_AUTO;
1389
1390         if (IWL_UCODE_API(priv->ucode_ver) == 1)
1391                 tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD_V1;
1392         else
1393                 tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD;
1394
1395         return  iwl_send_cmd_pdu_async(priv, tx_ant_cfg_cmd,
1396                                        sizeof(tx_power_cmd), &tx_power_cmd,
1397                                        NULL);
1398 }
1399
1400 void iwl5000_temperature(struct iwl_priv *priv)
1401 {
1402         /* store temperature from statistics (in Celsius) */
1403         priv->temperature = le32_to_cpu(priv->statistics.general.temperature);
1404         iwl_tt_handler(priv);
1405 }
1406
1407 static void iwl5150_temperature(struct iwl_priv *priv)
1408 {
1409         u32 vt = 0;
1410         s32 offset =  iwl_temp_calib_to_offset(priv);
1411
1412         vt = le32_to_cpu(priv->statistics.general.temperature);
1413         vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
1414         /* now vt hold the temperature in Kelvin */
1415         priv->temperature = KELVIN_TO_CELSIUS(vt);
1416         iwl_tt_handler(priv);
1417 }
1418
1419 /* Calc max signal level (dBm) among 3 possible receivers */
1420 int iwl5000_calc_rssi(struct iwl_priv *priv,
1421                              struct iwl_rx_phy_res *rx_resp)
1422 {
1423         /* data from PHY/DSP regarding signal strength, etc.,
1424          *   contents are always there, not configurable by host
1425          */
1426         struct iwl5000_non_cfg_phy *ncphy =
1427                 (struct iwl5000_non_cfg_phy *)rx_resp->non_cfg_phy_buf;
1428         u32 val, rssi_a, rssi_b, rssi_c, max_rssi;
1429         u8 agc;
1430
1431         val  = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_AGC_IDX]);
1432         agc = (val & IWL50_OFDM_AGC_MSK) >> IWL50_OFDM_AGC_BIT_POS;
1433
1434         /* Find max rssi among 3 possible receivers.
1435          * These values are measured by the digital signal processor (DSP).
1436          * They should stay fairly constant even as the signal strength varies,
1437          *   if the radio's automatic gain control (AGC) is working right.
1438          * AGC value (see below) will provide the "interesting" info.
1439          */
1440         val = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_RSSI_AB_IDX]);
1441         rssi_a = (val & IWL50_OFDM_RSSI_A_MSK) >> IWL50_OFDM_RSSI_A_BIT_POS;
1442         rssi_b = (val & IWL50_OFDM_RSSI_B_MSK) >> IWL50_OFDM_RSSI_B_BIT_POS;
1443         val = le32_to_cpu(ncphy->non_cfg_phy[IWL50_RX_RES_RSSI_C_IDX]);
1444         rssi_c = (val & IWL50_OFDM_RSSI_C_MSK) >> IWL50_OFDM_RSSI_C_BIT_POS;
1445
1446         max_rssi = max_t(u32, rssi_a, rssi_b);
1447         max_rssi = max_t(u32, max_rssi, rssi_c);
1448
1449         IWL_DEBUG_STATS(priv, "Rssi In A %d B %d C %d Max %d AGC dB %d\n",
1450                 rssi_a, rssi_b, rssi_c, max_rssi, agc);
1451
1452         /* dBm = max_rssi dB - agc dB - constant.
1453          * Higher AGC (higher radio gain) means lower signal. */
1454         return max_rssi - agc - IWL49_RSSI_OFFSET;
1455 }
1456
1457 static int iwl5000_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant)
1458 {
1459         struct iwl_tx_ant_config_cmd tx_ant_cmd = {
1460           .valid = cpu_to_le32(valid_tx_ant),
1461         };
1462
1463         if (IWL_UCODE_API(priv->ucode_ver) > 1) {
1464                 IWL_DEBUG_HC(priv, "select valid tx ant: %u\n", valid_tx_ant);
1465                 return iwl_send_cmd_pdu(priv, TX_ANT_CONFIGURATION_CMD,
1466                                         sizeof(struct iwl_tx_ant_config_cmd),
1467                                         &tx_ant_cmd);
1468         } else {
1469                 IWL_DEBUG_HC(priv, "TX_ANT_CONFIGURATION_CMD not supported\n");
1470                 return -EOPNOTSUPP;
1471         }
1472 }
1473
1474
1475 #define IWL5000_UCODE_GET(item)                                         \
1476 static u32 iwl5000_ucode_get_##item(const struct iwl_ucode_header *ucode,\
1477                                     u32 api_ver)                        \
1478 {                                                                       \
1479         if (api_ver <= 2)                                               \
1480                 return le32_to_cpu(ucode->u.v1.item);                   \
1481         return le32_to_cpu(ucode->u.v2.item);                           \
1482 }
1483
1484 static u32 iwl5000_ucode_get_header_size(u32 api_ver)
1485 {
1486         if (api_ver <= 2)
1487                 return UCODE_HEADER_SIZE(1);
1488         return UCODE_HEADER_SIZE(2);
1489 }
1490
1491 static u32 iwl5000_ucode_get_build(const struct iwl_ucode_header *ucode,
1492                                    u32 api_ver)
1493 {
1494         if (api_ver <= 2)
1495                 return 0;
1496         return le32_to_cpu(ucode->u.v2.build);
1497 }
1498
1499 static u8 *iwl5000_ucode_get_data(const struct iwl_ucode_header *ucode,
1500                                   u32 api_ver)
1501 {
1502         if (api_ver <= 2)
1503                 return (u8 *) ucode->u.v1.data;
1504         return (u8 *) ucode->u.v2.data;
1505 }
1506
1507 IWL5000_UCODE_GET(inst_size);
1508 IWL5000_UCODE_GET(data_size);
1509 IWL5000_UCODE_GET(init_size);
1510 IWL5000_UCODE_GET(init_data_size);
1511 IWL5000_UCODE_GET(boot_size);
1512
1513 struct iwl_hcmd_ops iwl5000_hcmd = {
1514         .rxon_assoc = iwl5000_send_rxon_assoc,
1515         .commit_rxon = iwl_commit_rxon,
1516         .set_rxon_chain = iwl_set_rxon_chain,
1517         .set_tx_ant = iwl5000_send_tx_ant_config,
1518 };
1519
1520 struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
1521         .get_hcmd_size = iwl5000_get_hcmd_size,
1522         .build_addsta_hcmd = iwl5000_build_addsta_hcmd,
1523         .gain_computation = iwl5000_gain_computation,
1524         .chain_noise_reset = iwl5000_chain_noise_reset,
1525         .rts_tx_cmd_flag = iwl5000_rts_tx_cmd_flag,
1526         .calc_rssi = iwl5000_calc_rssi,
1527 };
1528
1529 struct iwl_ucode_ops iwl5000_ucode = {
1530         .get_header_size = iwl5000_ucode_get_header_size,
1531         .get_build = iwl5000_ucode_get_build,
1532         .get_inst_size = iwl5000_ucode_get_inst_size,
1533         .get_data_size = iwl5000_ucode_get_data_size,
1534         .get_init_size = iwl5000_ucode_get_init_size,
1535         .get_init_data_size = iwl5000_ucode_get_init_data_size,
1536         .get_boot_size = iwl5000_ucode_get_boot_size,
1537         .get_data = iwl5000_ucode_get_data,
1538 };
1539
1540 struct iwl_lib_ops iwl5000_lib = {
1541         .set_hw_params = iwl5000_hw_set_hw_params,
1542         .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
1543         .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
1544         .txq_set_sched = iwl5000_txq_set_sched,
1545         .txq_agg_enable = iwl5000_txq_agg_enable,
1546         .txq_agg_disable = iwl5000_txq_agg_disable,
1547         .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
1548         .txq_free_tfd = iwl_hw_txq_free_tfd,
1549         .txq_init = iwl_hw_tx_queue_init,
1550         .rx_handler_setup = iwl5000_rx_handler_setup,
1551         .setup_deferred_work = iwl5000_setup_deferred_work,
1552         .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
1553         .dump_nic_event_log = iwl_dump_nic_event_log,
1554         .dump_nic_error_log = iwl_dump_nic_error_log,
1555         .load_ucode = iwl5000_load_ucode,
1556         .init_alive_start = iwl5000_init_alive_start,
1557         .alive_notify = iwl5000_alive_notify,
1558         .send_tx_power = iwl5000_send_tx_power,
1559         .update_chain_flags = iwl_update_chain_flags,
1560         .apm_ops = {
1561                 .init = iwl5000_apm_init,
1562                 .reset = iwl5000_apm_reset,
1563                 .stop = iwl5000_apm_stop,
1564                 .config = iwl5000_nic_config,
1565                 .set_pwr_src = iwl_set_pwr_src,
1566         },
1567         .eeprom_ops = {
1568                 .regulatory_bands = {
1569                         EEPROM_5000_REG_BAND_1_CHANNELS,
1570                         EEPROM_5000_REG_BAND_2_CHANNELS,
1571                         EEPROM_5000_REG_BAND_3_CHANNELS,
1572                         EEPROM_5000_REG_BAND_4_CHANNELS,
1573                         EEPROM_5000_REG_BAND_5_CHANNELS,
1574                         EEPROM_5000_REG_BAND_24_HT40_CHANNELS,
1575                         EEPROM_5000_REG_BAND_52_HT40_CHANNELS
1576                 },
1577                 .verify_signature  = iwlcore_eeprom_verify_signature,
1578                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
1579                 .release_semaphore = iwlcore_eeprom_release_semaphore,
1580                 .calib_version  = iwl5000_eeprom_calib_version,
1581                 .query_addr = iwl5000_eeprom_query_addr,
1582         },
1583         .post_associate = iwl_post_associate,
1584         .isr = iwl_isr_ict,
1585         .config_ap = iwl_config_ap,
1586         .temp_ops = {
1587                 .temperature = iwl5000_temperature,
1588                 .set_ct_kill = iwl5000_set_ct_threshold,
1589          },
1590 };
1591
1592 static struct iwl_lib_ops iwl5150_lib = {
1593         .set_hw_params = iwl5000_hw_set_hw_params,
1594         .txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
1595         .txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
1596         .txq_set_sched = iwl5000_txq_set_sched,
1597         .txq_agg_enable = iwl5000_txq_agg_enable,
1598         .txq_agg_disable = iwl5000_txq_agg_disable,
1599         .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
1600         .txq_free_tfd = iwl_hw_txq_free_tfd,
1601         .txq_init = iwl_hw_tx_queue_init,
1602         .rx_handler_setup = iwl5000_rx_handler_setup,
1603         .setup_deferred_work = iwl5000_setup_deferred_work,
1604         .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
1605         .dump_nic_event_log = iwl_dump_nic_event_log,
1606         .dump_nic_error_log = iwl_dump_nic_error_log,
1607         .load_ucode = iwl5000_load_ucode,
1608         .init_alive_start = iwl5000_init_alive_start,
1609         .alive_notify = iwl5000_alive_notify,
1610         .send_tx_power = iwl5000_send_tx_power,
1611         .update_chain_flags = iwl_update_chain_flags,
1612         .apm_ops = {
1613                 .init = iwl5000_apm_init,
1614                 .reset = iwl5000_apm_reset,
1615                 .stop = iwl5000_apm_stop,
1616                 .config = iwl5000_nic_config,
1617                 .set_pwr_src = iwl_set_pwr_src,
1618         },
1619         .eeprom_ops = {
1620                 .regulatory_bands = {
1621                         EEPROM_5000_REG_BAND_1_CHANNELS,
1622                         EEPROM_5000_REG_BAND_2_CHANNELS,
1623                         EEPROM_5000_REG_BAND_3_CHANNELS,
1624                         EEPROM_5000_REG_BAND_4_CHANNELS,
1625                         EEPROM_5000_REG_BAND_5_CHANNELS,
1626                         EEPROM_5000_REG_BAND_24_HT40_CHANNELS,
1627                         EEPROM_5000_REG_BAND_52_HT40_CHANNELS
1628                 },
1629                 .verify_signature  = iwlcore_eeprom_verify_signature,
1630                 .acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
1631                 .release_semaphore = iwlcore_eeprom_release_semaphore,
1632                 .calib_version  = iwl5000_eeprom_calib_version,
1633                 .query_addr = iwl5000_eeprom_query_addr,
1634         },
1635         .post_associate = iwl_post_associate,
1636         .isr = iwl_isr_ict,
1637         .config_ap = iwl_config_ap,
1638         .temp_ops = {
1639                 .temperature = iwl5150_temperature,
1640                 .set_ct_kill = iwl5150_set_ct_threshold,
1641          },
1642 };
1643
1644 struct iwl_ops iwl5000_ops = {
1645         .ucode = &iwl5000_ucode,
1646         .lib = &iwl5000_lib,
1647         .hcmd = &iwl5000_hcmd,
1648         .utils = &iwl5000_hcmd_utils,
1649 };
1650
1651 static struct iwl_ops iwl5150_ops = {
1652         .ucode = &iwl5000_ucode,
1653         .lib = &iwl5150_lib,
1654         .hcmd = &iwl5000_hcmd,
1655         .utils = &iwl5000_hcmd_utils,
1656 };
1657
1658 struct iwl_mod_params iwl50_mod_params = {
1659         .num_of_queues = IWL50_NUM_QUEUES,
1660         .num_of_ampdu_queues = IWL50_NUM_AMPDU_QUEUES,
1661         .amsdu_size_8K = 1,
1662         .restart_fw = 1,
1663         /* the rest are 0 by default */
1664 };
1665
1666
1667 struct iwl_cfg iwl5300_agn_cfg = {
1668         .name = "5300AGN",
1669         .fw_name_pre = IWL5000_FW_PRE,
1670         .ucode_api_max = IWL5000_UCODE_API_MAX,
1671         .ucode_api_min = IWL5000_UCODE_API_MIN,
1672         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1673         .ops = &iwl5000_ops,
1674         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1675         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1676         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1677         .mod_params = &iwl50_mod_params,
1678         .valid_tx_ant = ANT_ABC,
1679         .valid_rx_ant = ANT_ABC,
1680         .need_pll_cfg = true,
1681         .ht_greenfield_support = true,
1682         .led_compensation = 51,
1683         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1684 };
1685
1686 struct iwl_cfg iwl5100_bg_cfg = {
1687         .name = "5100BG",
1688         .fw_name_pre = IWL5000_FW_PRE,
1689         .ucode_api_max = IWL5000_UCODE_API_MAX,
1690         .ucode_api_min = IWL5000_UCODE_API_MIN,
1691         .sku = IWL_SKU_G,
1692         .ops = &iwl5000_ops,
1693         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1694         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1695         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1696         .mod_params = &iwl50_mod_params,
1697         .valid_tx_ant = ANT_B,
1698         .valid_rx_ant = ANT_AB,
1699         .need_pll_cfg = true,
1700         .ht_greenfield_support = true,
1701         .led_compensation = 51,
1702         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1703 };
1704
1705 struct iwl_cfg iwl5100_abg_cfg = {
1706         .name = "5100ABG",
1707         .fw_name_pre = IWL5000_FW_PRE,
1708         .ucode_api_max = IWL5000_UCODE_API_MAX,
1709         .ucode_api_min = IWL5000_UCODE_API_MIN,
1710         .sku = IWL_SKU_A|IWL_SKU_G,
1711         .ops = &iwl5000_ops,
1712         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1713         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1714         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1715         .mod_params = &iwl50_mod_params,
1716         .valid_tx_ant = ANT_B,
1717         .valid_rx_ant = ANT_AB,
1718         .need_pll_cfg = true,
1719         .ht_greenfield_support = true,
1720         .led_compensation = 51,
1721         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1722 };
1723
1724 struct iwl_cfg iwl5100_agn_cfg = {
1725         .name = "5100AGN",
1726         .fw_name_pre = IWL5000_FW_PRE,
1727         .ucode_api_max = IWL5000_UCODE_API_MAX,
1728         .ucode_api_min = IWL5000_UCODE_API_MIN,
1729         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1730         .ops = &iwl5000_ops,
1731         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1732         .eeprom_ver = EEPROM_5000_EEPROM_VERSION,
1733         .eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
1734         .mod_params = &iwl50_mod_params,
1735         .valid_tx_ant = ANT_B,
1736         .valid_rx_ant = ANT_AB,
1737         .need_pll_cfg = true,
1738         .ht_greenfield_support = true,
1739         .led_compensation = 51,
1740         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1741 };
1742
1743 struct iwl_cfg iwl5350_agn_cfg = {
1744         .name = "5350AGN",
1745         .fw_name_pre = IWL5000_FW_PRE,
1746         .ucode_api_max = IWL5000_UCODE_API_MAX,
1747         .ucode_api_min = IWL5000_UCODE_API_MIN,
1748         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1749         .ops = &iwl5000_ops,
1750         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1751         .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
1752         .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
1753         .mod_params = &iwl50_mod_params,
1754         .valid_tx_ant = ANT_ABC,
1755         .valid_rx_ant = ANT_ABC,
1756         .need_pll_cfg = true,
1757         .ht_greenfield_support = true,
1758         .led_compensation = 51,
1759         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1760 };
1761
1762 struct iwl_cfg iwl5150_agn_cfg = {
1763         .name = "5150AGN",
1764         .fw_name_pre = IWL5150_FW_PRE,
1765         .ucode_api_max = IWL5150_UCODE_API_MAX,
1766         .ucode_api_min = IWL5150_UCODE_API_MIN,
1767         .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
1768         .ops = &iwl5150_ops,
1769         .eeprom_size = IWL_5000_EEPROM_IMG_SIZE,
1770         .eeprom_ver = EEPROM_5050_EEPROM_VERSION,
1771         .eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
1772         .mod_params = &iwl50_mod_params,
1773         .valid_tx_ant = ANT_A,
1774         .valid_rx_ant = ANT_AB,
1775         .need_pll_cfg = true,
1776         .ht_greenfield_support = true,
1777         .led_compensation = 51,
1778         .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
1779 };
1780
1781 MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
1782 MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX));
1783
1784 module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, S_IRUGO);
1785 MODULE_PARM_DESC(swcrypto50,
1786                   "using software crypto engine (default 0 [hardware])\n");
1787 module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, S_IRUGO);
1788 MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
1789 module_param_named(11n_disable50, iwl50_mod_params.disable_11n, int, S_IRUGO);
1790 MODULE_PARM_DESC(11n_disable50, "disable 50XX 11n functionality");
1791 module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K,
1792                    int, S_IRUGO);
1793 MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series");
1794 module_param_named(fw_restart50, iwl50_mod_params.restart_fw, int, S_IRUGO);
1795 MODULE_PARM_DESC(fw_restart50, "restart firmware in case of error");