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#include <linux/slab.h> 27 28#include "debug.h" 29#include "init.h" 30#include "wl12xx_80211.h" 31#include "acx.h" 32#include "cmd.h" 33#include "tx.h" 34#include "io.h" 35#include "hw_ops.h" 36 37int wl1271_init_templates_config(struct wl1271 *wl) 38{ 39 int ret, i; 40 size_t max_size; 41 42 /* send empty templates for fw memory reservation */ 43 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 44 wl->scan_templ_id_2_4, NULL, 45 WL1271_CMD_TEMPL_MAX_SIZE, 46 0, WL1271_RATE_AUTOMATIC); 47 if (ret < 0) 48 return ret; 49 50 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 51 wl->scan_templ_id_5, 52 NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0, 53 WL1271_RATE_AUTOMATIC); 54 if (ret < 0) 55 return ret; 56 57 if (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL) { 58 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 59 wl->sched_scan_templ_id_2_4, 60 NULL, 61 WL1271_CMD_TEMPL_MAX_SIZE, 62 0, WL1271_RATE_AUTOMATIC); 63 if (ret < 0) 64 return ret; 65 66 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 67 wl->sched_scan_templ_id_5, 68 NULL, 69 WL1271_CMD_TEMPL_MAX_SIZE, 70 0, WL1271_RATE_AUTOMATIC); 71 if (ret < 0) 72 return ret; 73 } 74 75 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 76 CMD_TEMPL_NULL_DATA, NULL, 77 sizeof(struct wl12xx_null_data_template), 78 0, WL1271_RATE_AUTOMATIC); 79 if (ret < 0) 80 return ret; 81 82 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 83 CMD_TEMPL_PS_POLL, NULL, 84 sizeof(struct wl12xx_ps_poll_template), 85 0, WL1271_RATE_AUTOMATIC); 86 if (ret < 0) 87 return ret; 88 89 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 90 CMD_TEMPL_QOS_NULL_DATA, NULL, 91 sizeof 92 (struct ieee80211_qos_hdr), 93 0, WL1271_RATE_AUTOMATIC); 94 if (ret < 0) 95 return ret; 96 97 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 98 CMD_TEMPL_PROBE_RESPONSE, NULL, 99 WL1271_CMD_TEMPL_DFLT_SIZE, 100 0, WL1271_RATE_AUTOMATIC); 101 if (ret < 0) 102 return ret; 103 104 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 105 CMD_TEMPL_BEACON, NULL, 106 WL1271_CMD_TEMPL_DFLT_SIZE, 107 0, WL1271_RATE_AUTOMATIC); 108 if (ret < 0) 109 return ret; 110 111 max_size = sizeof(struct wl12xx_arp_rsp_template) + 112 WL1271_EXTRA_SPACE_MAX; 113 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 114 CMD_TEMPL_ARP_RSP, NULL, 115 max_size, 116 0, WL1271_RATE_AUTOMATIC); 117 if (ret < 0) 118 return ret; 119 120 /* 121 * Put very large empty placeholders for all templates. These 122 * reserve memory for later. 123 */ 124 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 125 CMD_TEMPL_AP_PROBE_RESPONSE, NULL, 126 WL1271_CMD_TEMPL_MAX_SIZE, 127 0, WL1271_RATE_AUTOMATIC); 128 if (ret < 0) 129 return ret; 130 131 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 132 CMD_TEMPL_AP_BEACON, NULL, 133 WL1271_CMD_TEMPL_MAX_SIZE, 134 0, WL1271_RATE_AUTOMATIC); 135 if (ret < 0) 136 return ret; 137 138 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 139 CMD_TEMPL_DEAUTH_AP, NULL, 140 sizeof 141 (struct wl12xx_disconn_template), 142 0, WL1271_RATE_AUTOMATIC); 143 if (ret < 0) 144 return ret; 145 146 for (i = 0; i < WLCORE_MAX_KLV_TEMPLATES; i++) { 147 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID, 148 CMD_TEMPL_KLV, NULL, 149 sizeof(struct ieee80211_qos_hdr), 150 i, WL1271_RATE_AUTOMATIC); 151 if (ret < 0) 152 return ret; 153 } 154 155 return 0; 156} 157 158static int wl1271_ap_init_deauth_template(struct wl1271 *wl, 159 struct wl12xx_vif *wlvif) 160{ 161 struct wl12xx_disconn_template *tmpl; 162 int ret; 163 u32 rate; 164 165 tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL); 166 if (!tmpl) { 167 ret = -ENOMEM; 168 goto out; 169 } 170 171 tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT | 172 IEEE80211_STYPE_DEAUTH); 173 174 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set); 175 ret = wl1271_cmd_template_set(wl, wlvif->role_id, 176 CMD_TEMPL_DEAUTH_AP, 177 tmpl, sizeof(*tmpl), 0, rate); 178 179out: 180 kfree(tmpl); 181 return ret; 182} 183 184static int wl1271_ap_init_null_template(struct wl1271 *wl, 185 struct ieee80211_vif *vif) 186{ 187 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 188 struct ieee80211_hdr_3addr *nullfunc; 189 int ret; 190 u32 rate; 191 192 nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL); 193 if (!nullfunc) { 194 ret = -ENOMEM; 195 goto out; 196 } 197 198 nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | 199 IEEE80211_STYPE_NULLFUNC | 200 IEEE80211_FCTL_FROMDS); 201 202 /* nullfunc->addr1 is filled by FW */ 203 204 memcpy(nullfunc->addr2, vif->addr, ETH_ALEN); 205 memcpy(nullfunc->addr3, vif->addr, ETH_ALEN); 206 207 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set); 208 ret = wl1271_cmd_template_set(wl, wlvif->role_id, 209 CMD_TEMPL_NULL_DATA, nullfunc, 210 sizeof(*nullfunc), 0, rate); 211 212out: 213 kfree(nullfunc); 214 return ret; 215} 216 217static int wl1271_ap_init_qos_null_template(struct wl1271 *wl, 218 struct ieee80211_vif *vif) 219{ 220 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 221 struct ieee80211_qos_hdr *qosnull; 222 int ret; 223 u32 rate; 224 225 qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL); 226 if (!qosnull) { 227 ret = -ENOMEM; 228 goto out; 229 } 230 231 qosnull->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | 232 IEEE80211_STYPE_QOS_NULLFUNC | 233 IEEE80211_FCTL_FROMDS); 234 235 /* qosnull->addr1 is filled by FW */ 236 237 memcpy(qosnull->addr2, vif->addr, ETH_ALEN); 238 memcpy(qosnull->addr3, vif->addr, ETH_ALEN); 239 240 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set); 241 ret = wl1271_cmd_template_set(wl, wlvif->role_id, 242 CMD_TEMPL_QOS_NULL_DATA, qosnull, 243 sizeof(*qosnull), 0, rate); 244 245out: 246 kfree(qosnull); 247 return ret; 248} 249 250static int wl12xx_init_rx_config(struct wl1271 *wl) 251{ 252 int ret; 253 254 ret = wl1271_acx_rx_msdu_life_time(wl); 255 if (ret < 0) 256 return ret; 257 258 return 0; 259} 260 261static int wl12xx_init_phy_vif_config(struct wl1271 *wl, 262 struct wl12xx_vif *wlvif) 263{ 264 int ret; 265 266 ret = wl1271_acx_slot(wl, wlvif, DEFAULT_SLOT_TIME); 267 if (ret < 0) 268 return ret; 269 270 ret = wl1271_acx_service_period_timeout(wl, wlvif); 271 if (ret < 0) 272 return ret; 273 274 ret = wl1271_acx_rts_threshold(wl, wlvif, wl->hw->wiphy->rts_threshold); 275 if (ret < 0) 276 return ret; 277 278 return 0; 279} 280 281static int wl1271_init_sta_beacon_filter(struct wl1271 *wl, 282 struct wl12xx_vif *wlvif) 283{ 284 int ret; 285 286 ret = wl1271_acx_beacon_filter_table(wl, wlvif); 287 if (ret < 0) 288 return ret; 289 290 /* disable beacon filtering until we get the first beacon */ 291 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false); 292 if (ret < 0) 293 return ret; 294 295 return 0; 296} 297 298int wl1271_init_pta(struct wl1271 *wl) 299{ 300 int ret; 301 302 ret = wl12xx_acx_sg_cfg(wl); 303 if (ret < 0) 304 return ret; 305 306 ret = wl1271_acx_sg_enable(wl, wl->sg_enabled); 307 if (ret < 0) 308 return ret; 309 310 return 0; 311} 312 313int wl1271_init_energy_detection(struct wl1271 *wl) 314{ 315 int ret; 316 317 ret = wl1271_acx_cca_threshold(wl); 318 if (ret < 0) 319 return ret; 320 321 return 0; 322} 323 324static int wl1271_init_beacon_broadcast(struct wl1271 *wl, 325 struct wl12xx_vif *wlvif) 326{ 327 int ret; 328 329 ret = wl1271_acx_bcn_dtim_options(wl, wlvif); 330 if (ret < 0) 331 return ret; 332 333 return 0; 334} 335 336static int wl12xx_init_fwlog(struct wl1271 *wl) 337{ 338 int ret; 339 340 if (wl->quirks & WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED) 341 return 0; 342 343 ret = wl12xx_cmd_config_fwlog(wl); 344 if (ret < 0) 345 return ret; 346 347 return 0; 348} 349 350/* generic sta initialization (non vif-specific) */ 351static int wl1271_sta_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif) 352{ 353 int ret; 354 355 /* PS config */ 356 ret = wl12xx_acx_config_ps(wl, wlvif); 357 if (ret < 0) 358 return ret; 359 360 /* FM WLAN coexistence */ 361 ret = wl1271_acx_fm_coex(wl); 362 if (ret < 0) 363 return ret; 364 365 ret = wl1271_acx_sta_rate_policies(wl, wlvif); 366 if (ret < 0) 367 return ret; 368 369 return 0; 370} 371 372static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl, 373 struct ieee80211_vif *vif) 374{ 375 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 376 int ret; 377 378 /* disable the keep-alive feature */ 379 ret = wl1271_acx_keep_alive_mode(wl, wlvif, false); 380 if (ret < 0) 381 return ret; 382 383 return 0; 384} 385 386/* generic ap initialization (non vif-specific) */ 387static int wl1271_ap_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif) 388{ 389 int ret; 390 391 ret = wl1271_init_ap_rates(wl, wlvif); 392 if (ret < 0) 393 return ret; 394 395 /* configure AP sleep, if enabled */ 396 ret = wlcore_hw_ap_sleep(wl); 397 if (ret < 0) 398 return ret; 399 400 return 0; 401} 402 403int wl1271_ap_init_templates(struct wl1271 *wl, struct ieee80211_vif *vif) 404{ 405 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 406 int ret; 407 408 ret = wl1271_ap_init_deauth_template(wl, wlvif); 409 if (ret < 0) 410 return ret; 411 412 ret = wl1271_ap_init_null_template(wl, vif); 413 if (ret < 0) 414 return ret; 415 416 ret = wl1271_ap_init_qos_null_template(wl, vif); 417 if (ret < 0) 418 return ret; 419 420 /* 421 * when operating as AP we want to receive external beacons for 422 * configuring ERP protection. 423 */ 424 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false); 425 if (ret < 0) 426 return ret; 427 428 return 0; 429} 430 431static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl, 432 struct ieee80211_vif *vif) 433{ 434 return wl1271_ap_init_templates(wl, vif); 435} 436 437int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif) 438{ 439 int i, ret; 440 struct conf_tx_rate_class rc; 441 u32 supported_rates; 442 443 wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x", 444 wlvif->basic_rate_set); 445 446 if (wlvif->basic_rate_set == 0) 447 return -EINVAL; 448 449 rc.enabled_rates = wlvif->basic_rate_set; 450 rc.long_retry_limit = 10; 451 rc.short_retry_limit = 10; 452 rc.aflags = 0; 453 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.mgmt_rate_idx); 454 if (ret < 0) 455 return ret; 456 457 /* use the min basic rate for AP broadcast/multicast */ 458 rc.enabled_rates = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set); 459 rc.short_retry_limit = 10; 460 rc.long_retry_limit = 10; 461 rc.aflags = 0; 462 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.bcast_rate_idx); 463 if (ret < 0) 464 return ret; 465 466 /* 467 * If the basic rates contain OFDM rates, use OFDM only 468 * rates for unicast TX as well. Else use all supported rates. 469 */ 470 if (wl->ofdm_only_ap && (wlvif->basic_rate_set & CONF_TX_OFDM_RATES)) 471 supported_rates = CONF_TX_OFDM_RATES; 472 else 473 supported_rates = CONF_TX_ENABLED_RATES; 474 475 /* unconditionally enable HT rates */ 476 supported_rates |= CONF_TX_MCS_RATES; 477 478 /* get extra MIMO or wide-chan rates where the HW supports it */ 479 supported_rates |= wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); 480 481 /* configure unicast TX rate classes */ 482 for (i = 0; i < wl->conf.tx.ac_conf_count; i++) { 483 rc.enabled_rates = supported_rates; 484 rc.short_retry_limit = 10; 485 rc.long_retry_limit = 10; 486 rc.aflags = 0; 487 ret = wl1271_acx_ap_rate_policy(wl, &rc, 488 wlvif->ap.ucast_rate_idx[i]); 489 if (ret < 0) 490 return ret; 491 } 492 493 return 0; 494} 495 496static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif) 497{ 498 /* Reset the BA RX indicators */ 499 wlvif->ba_allowed = true; 500 wl->ba_rx_session_count = 0; 501 502 /* BA is supported in STA/AP modes */ 503 if (wlvif->bss_type != BSS_TYPE_AP_BSS && 504 wlvif->bss_type != BSS_TYPE_STA_BSS) { 505 wlvif->ba_support = false; 506 return 0; 507 } 508 509 wlvif->ba_support = true; 510 511 /* 802.11n initiator BA session setting */ 512 return wl12xx_acx_set_ba_initiator_policy(wl, wlvif); 513} 514 515/* vif-specifc initialization */ 516static int wl12xx_init_sta_role(struct wl1271 *wl, struct wl12xx_vif *wlvif) 517{ 518 int ret; 519 520 ret = wl1271_acx_group_address_tbl(wl, wlvif, true, NULL, 0); 521 if (ret < 0) 522 return ret; 523 524 /* Initialize connection monitoring thresholds */ 525 ret = wl1271_acx_conn_monit_params(wl, wlvif, false); 526 if (ret < 0) 527 return ret; 528 529 /* Beacon filtering */ 530 ret = wl1271_init_sta_beacon_filter(wl, wlvif); 531 if (ret < 0) 532 return ret; 533 534 /* Beacons and broadcast settings */ 535 ret = wl1271_init_beacon_broadcast(wl, wlvif); 536 if (ret < 0) 537 return ret; 538 539 /* Configure rssi/snr averaging weights */ 540 ret = wl1271_acx_rssi_snr_avg_weights(wl, wlvif); 541 if (ret < 0) 542 return ret; 543 544 return 0; 545} 546 547/* vif-specific intialization */ 548static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif) 549{ 550 int ret; 551 552 ret = wl1271_acx_ap_max_tx_retry(wl, wlvif); 553 if (ret < 0) 554 return ret; 555 556 /* initialize Tx power */ 557 ret = wl1271_acx_tx_power(wl, wlvif, wlvif->power_level); 558 if (ret < 0) 559 return ret; 560 561 return 0; 562} 563 564int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif) 565{ 566 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 567 struct conf_tx_ac_category *conf_ac; 568 struct conf_tx_tid *conf_tid; 569 bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS); 570 int ret, i; 571 572 /* consider all existing roles before configuring psm. */ 573 574 if (wl->ap_count == 0 && is_ap) { /* first AP */ 575 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP); 576 if (ret < 0) 577 return ret; 578 579 /* unmask ap events */ 580 wl->event_mask |= wl->ap_event_mask; 581 ret = wl1271_event_unmask(wl); 582 if (ret < 0) 583 return ret; 584 /* first STA, no APs */ 585 } else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) { 586 u8 sta_auth = wl->conf.conn.sta_sleep_auth; 587 /* Configure for power according to debugfs */ 588 if (sta_auth != WL1271_PSM_ILLEGAL) 589 ret = wl1271_acx_sleep_auth(wl, sta_auth); 590 /* Configure for ELP power saving */ 591 else 592 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP); 593 594 if (ret < 0) 595 return ret; 596 } 597 598 /* Mode specific init */ 599 if (is_ap) { 600 ret = wl1271_ap_hw_init(wl, wlvif); 601 if (ret < 0) 602 return ret; 603 604 ret = wl12xx_init_ap_role(wl, wlvif); 605 if (ret < 0) 606 return ret; 607 } else { 608 ret = wl1271_sta_hw_init(wl, wlvif); 609 if (ret < 0) 610 return ret; 611 612 ret = wl12xx_init_sta_role(wl, wlvif); 613 if (ret < 0) 614 return ret; 615 } 616 617 wl12xx_init_phy_vif_config(wl, wlvif); 618 619 /* Default TID/AC configuration */ 620 BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count); 621 for (i = 0; i < wl->conf.tx.tid_conf_count; i++) { 622 conf_ac = &wl->conf.tx.ac_conf[i]; 623 ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac, 624 conf_ac->cw_min, conf_ac->cw_max, 625 conf_ac->aifsn, conf_ac->tx_op_limit); 626 if (ret < 0) 627 return ret; 628 629 conf_tid = &wl->conf.tx.tid_conf[i]; 630 ret = wl1271_acx_tid_cfg(wl, wlvif, 631 conf_tid->queue_id, 632 conf_tid->channel_type, 633 conf_tid->tsid, 634 conf_tid->ps_scheme, 635 conf_tid->ack_policy, 636 conf_tid->apsd_conf[0], 637 conf_tid->apsd_conf[1]); 638 if (ret < 0) 639 return ret; 640 } 641 642 /* Configure HW encryption */ 643 ret = wl1271_acx_feature_cfg(wl, wlvif); 644 if (ret < 0) 645 return ret; 646 647 /* Mode specific init - post mem init */ 648 if (is_ap) 649 ret = wl1271_ap_hw_init_post_mem(wl, vif); 650 else 651 ret = wl1271_sta_hw_init_post_mem(wl, vif); 652 653 if (ret < 0) 654 return ret; 655 656 /* Configure initiator BA sessions policies */ 657 ret = wl1271_set_ba_policies(wl, wlvif); 658 if (ret < 0) 659 return ret; 660 661 ret = wlcore_hw_init_vif(wl, wlvif); 662 if (ret < 0) 663 return ret; 664 665 return 0; 666} 667 668int wl1271_hw_init(struct wl1271 *wl) 669{ 670 int ret; 671 672 /* Chip-specific hw init */ 673 ret = wl->ops->hw_init(wl); 674 if (ret < 0) 675 return ret; 676 677 /* Init templates */ 678 ret = wl1271_init_templates_config(wl); 679 if (ret < 0) 680 return ret; 681 682 ret = wl12xx_acx_mem_cfg(wl); 683 if (ret < 0) 684 return ret; 685 686 /* Configure the FW logger */ 687 ret = wl12xx_init_fwlog(wl); 688 if (ret < 0) 689 return ret; 690 691 ret = wlcore_cmd_regdomain_config_locked(wl); 692 if (ret < 0) 693 return ret; 694 695 /* Bluetooth WLAN coexistence */ 696 ret = wl1271_init_pta(wl); 697 if (ret < 0) 698 return ret; 699 700 /* Default memory configuration */ 701 ret = wl1271_acx_init_mem_config(wl); 702 if (ret < 0) 703 return ret; 704 705 /* RX config */ 706 ret = wl12xx_init_rx_config(wl); 707 if (ret < 0) 708 goto out_free_memmap; 709 710 ret = wl1271_acx_dco_itrim_params(wl); 711 if (ret < 0) 712 goto out_free_memmap; 713 714 /* Configure TX patch complete interrupt behavior */ 715 ret = wl1271_acx_tx_config_options(wl); 716 if (ret < 0) 717 goto out_free_memmap; 718 719 /* RX complete interrupt pacing */ 720 ret = wl1271_acx_init_rx_interrupt(wl); 721 if (ret < 0) 722 goto out_free_memmap; 723 724 /* Energy detection */ 725 ret = wl1271_init_energy_detection(wl); 726 if (ret < 0) 727 goto out_free_memmap; 728 729 /* Default fragmentation threshold */ 730 ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold); 731 if (ret < 0) 732 goto out_free_memmap; 733 734 /* Enable data path */ 735 ret = wl1271_cmd_data_path(wl, 1); 736 if (ret < 0) 737 goto out_free_memmap; 738 739 /* configure PM */ 740 ret = wl1271_acx_pm_config(wl); 741 if (ret < 0) 742 goto out_free_memmap; 743 744 ret = wl12xx_acx_set_rate_mgmt_params(wl); 745 if (ret < 0) 746 goto out_free_memmap; 747 748 /* configure hangover */ 749 ret = wl12xx_acx_config_hangover(wl); 750 if (ret < 0) 751 goto out_free_memmap; 752 753 return 0; 754 755 out_free_memmap: 756 kfree(wl->target_mem_map); 757 wl->target_mem_map = NULL; 758 759 return ret; 760} 761