drivers/net/wireless/wl12xx/wl1271_init.c

   1 /*
   2  * This file is part of wl1271
   3  *
   4  * Copyright (C) 2009 Nokia Corporation
   5  *
   6  * Contact: Luciano Coelho <luciano.coelho@nokia.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * version 2 as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  20  * 02110-1301 USA
  21  *
  22  */
  23
  24 #include <linux/kernel.h>
  25 #include <linux/module.h>
  26
  27 #include "wl1271_init.h"
  28 #include "wl12xx_80211.h"
  29 #include "wl1271_acx.h"
  30 #include "wl1271_cmd.h"
  31 #include "wl1271_reg.h"
  32
  33 static int wl1271_init_hwenc_config(struct wl1271 *wl)
  34 {
  35         int ret;
  36
  37         ret = wl1271_acx_feature_cfg(wl);
  38         if (ret < 0) {
  39                 wl1271_warning("couldn't set feature config");
  40                 return ret;
  41         }
  42
  43         ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key);
  44         if (ret < 0) {
  45                 wl1271_warning("couldn't set default key");
  46                 return ret;
  47         }
  48
  49         return 0;
  50 }
  51
  52 static int wl1271_init_templates_config(struct wl1271 *wl)
  53 {
  54         int ret;
  55
  56         /* send empty templates for fw memory reservation */
  57         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
  58                                       sizeof(struct wl12xx_probe_req_template));
  59         if (ret < 0)
  60                 return ret;
  61
  62         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
  63                                       sizeof(struct wl12xx_null_data_template));
  64         if (ret < 0)
  65                 return ret;
  66
  67         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL,
  68                                       sizeof(struct wl12xx_ps_poll_template));
  69         if (ret < 0)
  70                 return ret;
  71
  72         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
  73                                       sizeof
  74                                       (struct wl12xx_qos_null_data_template));
  75         if (ret < 0)
  76                 return ret;
  77
  78         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL,
  79                                       sizeof
  80                                       (struct wl12xx_probe_resp_template));
  81         if (ret < 0)
  82                 return ret;
  83
  84         ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL,
  85                                       sizeof
  86                                       (struct wl12xx_beacon_template));
  87         if (ret < 0)
  88                 return ret;
  89
  90         return 0;
  91 }
  92
  93 static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter)
  94 {
  95         int ret;
  96
  97         ret = wl1271_acx_rx_msdu_life_time(wl);
  98         if (ret < 0)
  99                 return ret;
 100
 101         ret = wl1271_acx_rx_config(wl, config, filter);
 102         if (ret < 0)
 103                 return ret;
 104
 105         return 0;
 106 }
 107
 108 static int wl1271_init_phy_config(struct wl1271 *wl)
 109 {
 110         int ret;
 111
 112         ret = wl1271_acx_pd_threshold(wl);
 113         if (ret < 0)
 114                 return ret;
 115
 116         ret = wl1271_acx_slot(wl, DEFAULT_SLOT_TIME);
 117         if (ret < 0)
 118                 return ret;
 119
 120         ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
 121         if (ret < 0)
 122                 return ret;
 123
 124         ret = wl1271_acx_service_period_timeout(wl);
 125         if (ret < 0)
 126                 return ret;
 127
 128         ret = wl1271_acx_rts_threshold(wl, wl->conf.rx.rts_threshold);
 129         if (ret < 0)
 130                 return ret;
 131
 132         return 0;
 133 }
 134
 135 static int wl1271_init_beacon_filter(struct wl1271 *wl)
 136 {
 137         int ret;
 138
 139         /* disable beacon filtering at this stage */
 140         ret = wl1271_acx_beacon_filter_opt(wl, false);
 141         if (ret < 0)
 142                 return ret;
 143
 144         ret = wl1271_acx_beacon_filter_table(wl);
 145         if (ret < 0)
 146                 return ret;
 147
 148         return 0;
 149 }
 150
 151 static int wl1271_init_pta(struct wl1271 *wl)
 152 {
 153         int ret;
 154
 155         ret = wl1271_acx_sg_enable(wl);
 156         if (ret < 0)
 157                 return ret;
 158
 159         ret = wl1271_acx_sg_cfg(wl);
 160         if (ret < 0)
 161                 return ret;
 162
 163         return 0;
 164 }
 165
 166 static int wl1271_init_energy_detection(struct wl1271 *wl)
 167 {
 168         int ret;
 169
 170         ret = wl1271_acx_cca_threshold(wl);
 171         if (ret < 0)
 172                 return ret;
 173
 174         return 0;
 175 }
 176
 177 static int wl1271_init_beacon_broadcast(struct wl1271 *wl)
 178 {
 179         int ret;
 180
 181         ret = wl1271_acx_bcn_dtim_options(wl);
 182         if (ret < 0)
 183                 return ret;
 184
 185         return 0;
 186 }
 187
 188 static int wl1271_init_general_parms(struct wl1271 *wl)
 189 {
 190         struct wl1271_general_parms *gen_parms;
 191         struct conf_general_parms *g = &wl->conf.init.genparam;
 192         int ret;
 193
 194         gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
 195         if (!gen_parms)
 196                 return -ENOMEM;
 197
 198         gen_parms->id = TEST_CMD_INI_FILE_GENERAL_PARAM;
 199
 200         gen_parms->ref_clk = g->ref_clk;
 201         gen_parms->settling_time = g->settling_time;
 202         gen_parms->clk_valid_on_wakeup = g->clk_valid_on_wakeup;
 203         gen_parms->dc2dcmode = g->dc2dcmode;
 204         gen_parms->single_dual_band = g->single_dual_band;
 205         gen_parms->tx_bip_fem_autodetect = g->tx_bip_fem_autodetect;
 206         gen_parms->tx_bip_fem_manufacturer = g->tx_bip_fem_manufacturer;
 207         gen_parms->settings = g->settings;
 208
 209         ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), 0);
 210         if (ret < 0) {
 211                 wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
 212                 return ret;
 213         }
 214
 215         kfree(gen_parms);
 216         return 0;
 217 }
 218
 219 static int wl1271_init_radio_parms(struct wl1271 *wl)
 220 {
 221         struct wl1271_radio_parms *radio_parms;
 222         struct conf_radio_parms *r = &wl->conf.init.radioparam;
 223         int i, ret;
 224
 225         radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
 226         if (!radio_parms)
 227                 return -ENOMEM;
 228
 229         radio_parms->id = TEST_CMD_INI_FILE_RADIO_PARAM;
 230
 231         /* Static radio parameters */
 232         radio_parms->rx_trace_loss = r->rx_trace_loss;
 233         radio_parms->tx_trace_loss = r->tx_trace_loss;
 234         memcpy(radio_parms->rx_rssi_and_proc_compens,
 235                r->rx_rssi_and_proc_compens,
 236                CONF_RSSI_AND_PROCESS_COMPENSATION_SIZE);
 237
 238         memcpy(radio_parms->rx_trace_loss_5, r->rx_trace_loss_5,
 239                CONF_NUMBER_OF_SUB_BANDS_5);
 240         memcpy(radio_parms->tx_trace_loss_5, r->tx_trace_loss_5,
 241                CONF_NUMBER_OF_SUB_BANDS_5);
 242         memcpy(radio_parms->rx_rssi_and_proc_compens_5,
 243                r->rx_rssi_and_proc_compens_5,
 244                CONF_RSSI_AND_PROCESS_COMPENSATION_SIZE);
 245
 246         /* Dynamic radio parameters */
 247         radio_parms->tx_ref_pd_voltage = cpu_to_le16(r->tx_ref_pd_voltage);
 248         radio_parms->tx_ref_power = r->tx_ref_power;
 249         radio_parms->tx_offset_db = r->tx_offset_db;
 250
 251         memcpy(radio_parms->tx_rate_limits_normal, r->tx_rate_limits_normal,
 252                CONF_NUMBER_OF_RATE_GROUPS);
 253         memcpy(radio_parms->tx_rate_limits_degraded, r->tx_rate_limits_degraded,
 254                CONF_NUMBER_OF_RATE_GROUPS);
 255
 256         memcpy(radio_parms->tx_channel_limits_11b, r->tx_channel_limits_11b,
 257                CONF_NUMBER_OF_CHANNELS_2_4);
 258         memcpy(radio_parms->tx_channel_limits_ofdm, r->tx_channel_limits_ofdm,
 259                CONF_NUMBER_OF_CHANNELS_2_4);
 260         memcpy(radio_parms->tx_pdv_rate_offsets, r->tx_pdv_rate_offsets,
 261                CONF_NUMBER_OF_RATE_GROUPS);
 262         memcpy(radio_parms->tx_ibias, r->tx_ibias, CONF_NUMBER_OF_RATE_GROUPS);
 263
 264         radio_parms->rx_fem_insertion_loss = r->rx_fem_insertion_loss;
 265
 266         for (i = 0; i < CONF_NUMBER_OF_SUB_BANDS_5; i++)
 267                 radio_parms->tx_ref_pd_voltage_5[i] =
 268                         cpu_to_le16(r->tx_ref_pd_voltage_5[i]);
 269         memcpy(radio_parms->tx_ref_power_5, r->tx_ref_power_5,
 270                CONF_NUMBER_OF_SUB_BANDS_5);
 271         memcpy(radio_parms->tx_offset_db_5, r->tx_offset_db_5,
 272                CONF_NUMBER_OF_SUB_BANDS_5);
 273         memcpy(radio_parms->tx_rate_limits_normal_5,
 274                r->tx_rate_limits_normal_5, CONF_NUMBER_OF_RATE_GROUPS);
 275         memcpy(radio_parms->tx_rate_limits_degraded_5,
 276                r->tx_rate_limits_degraded_5, CONF_NUMBER_OF_RATE_GROUPS);
 277         memcpy(radio_parms->tx_channel_limits_ofdm_5,
 278                r->tx_channel_limits_ofdm_5, CONF_NUMBER_OF_CHANNELS_5);
 279         memcpy(radio_parms->tx_pdv_rate_offsets_5, r->tx_pdv_rate_offsets_5,
 280                CONF_NUMBER_OF_RATE_GROUPS);
 281         memcpy(radio_parms->tx_ibias_5, r->tx_ibias_5,
 282                CONF_NUMBER_OF_RATE_GROUPS);
 283         memcpy(radio_parms->rx_fem_insertion_loss_5,
 284                r->rx_fem_insertion_loss_5, CONF_NUMBER_OF_SUB_BANDS_5);
 285
 286         ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
 287         if (ret < 0)
 288                 wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
 289
 290         kfree(radio_parms);
 291         return ret;
 292 }
 293
 294 int wl1271_hw_init(struct wl1271 *wl)
 295 {
 296         int ret;
 297
 298         ret = wl1271_init_general_parms(wl);
 299         if (ret < 0)
 300                 return ret;
 301
 302         ret = wl1271_init_radio_parms(wl);
 303         if (ret < 0)
 304                 return ret;
 305
 306         /* Template settings */
 307         ret = wl1271_init_templates_config(wl);
 308         if (ret < 0)
 309                 return ret;
 310
 311         /* Default memory configuration */
 312         ret = wl1271_acx_init_mem_config(wl);
 313         if (ret < 0)
 314                 return ret;
 315
 316         /* RX config */
 317         ret = wl1271_init_rx_config(wl,
 318                                     RX_CFG_PROMISCUOUS | RX_CFG_TSF,
 319                                     RX_FILTER_OPTION_DEF);
 320         /* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
 321            RX_FILTER_OPTION_FILTER_ALL); */
 322         if (ret < 0)
 323                 goto out_free_memmap;
 324
 325         /* PHY layer config */
 326         ret = wl1271_init_phy_config(wl);
 327         if (ret < 0)
 328                 goto out_free_memmap;
 329
 330         /* Initialize connection monitoring thresholds */
 331         ret = wl1271_acx_conn_monit_params(wl);
 332         if (ret < 0)
 333                 goto out_free_memmap;
 334
 335         /* Beacon filtering */
 336         ret = wl1271_init_beacon_filter(wl);
 337         if (ret < 0)
 338                 goto out_free_memmap;
 339
 340         /* Configure TX patch complete interrupt behavior */
 341         ret = wl1271_acx_tx_config_options(wl);
 342         if (ret < 0)
 343                 goto out_free_memmap;
 344
 345         /* RX complete interrupt pacing */
 346         ret = wl1271_acx_init_rx_interrupt(wl);
 347         if (ret < 0)
 348                 goto out_free_memmap;
 349
 350         /* Bluetooth WLAN coexistence */
 351         ret = wl1271_init_pta(wl);
 352         if (ret < 0)
 353                 goto out_free_memmap;
 354
 355         /* Energy detection */
 356         ret = wl1271_init_energy_detection(wl);
 357         if (ret < 0)
 358                 goto out_free_memmap;
 359
 360         /* Beacons and boradcast settings */
 361         ret = wl1271_init_beacon_broadcast(wl);
 362         if (ret < 0)
 363                 goto out_free_memmap;
 364
 365         /* Default fragmentation threshold */
 366         ret = wl1271_acx_frag_threshold(wl);
 367         if (ret < 0)
 368                 goto out_free_memmap;
 369
 370         /* Default TID configuration */
 371         ret = wl1271_acx_tid_cfg(wl);
 372         if (ret < 0)
 373                 goto out_free_memmap;
 374
 375         /* Default AC configuration */
 376         ret = wl1271_acx_ac_cfg(wl);
 377         if (ret < 0)
 378                 goto out_free_memmap;
 379
 380         /* Configure TX rate classes */
 381         ret = wl1271_acx_rate_policies(wl, CONF_TX_RATE_MASK_ALL);
 382         if (ret < 0)
 383                 goto out_free_memmap;
 384
 385         /* Enable data path */
 386         ret = wl1271_cmd_data_path(wl, wl->channel, 1);
 387         if (ret < 0)
 388                 goto out_free_memmap;
 389
 390         /* Configure for ELP power saving */
 391         ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
 392         if (ret < 0)
 393                 goto out_free_memmap;
 394
 395         /* Configure HW encryption */
 396         ret = wl1271_init_hwenc_config(wl);
 397         if (ret < 0)
 398                 goto out_free_memmap;
 399
 400         /* Configure smart reflex */
 401         ret = wl1271_acx_smart_reflex(wl);
 402         if (ret < 0)
 403                 goto out_free_memmap;
 404
 405         return 0;
 406
 407  out_free_memmap:
 408         kfree(wl->target_mem_map);
 409         wl->target_mem_map = NULL;
 410
 411         return ret;
 412 }