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 37 int 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 } 157 158 static 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); 178 179 out: 180 kfree(tmpl); 181 return ret; 182 } 183 184 static 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); 211 212 out: 213 kfree(nullfunc); 214 return ret; 215 } 216 217 static 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); 244 245 out: 246 kfree(qosnull); 247 return ret; 248 } 249 250 static 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 } 260 261 static 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 } 280 281 static 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 /* enable beacon filtering */ 291 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, true); 292 if (ret < 0) 293 return ret; 294 295 return 0; 296 } 297 298 int 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 } 312 313 int 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 } 323 324 static 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 } 335 336 static 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) */ 351 static 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 } 371 372 static 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) */ 387 static 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 return 0; 396 } 397 398 int wl1271_ap_init_templates(struct wl1271 *wl, struct ieee80211_vif *vif) 399 { 400 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 401 int ret; 402 403 ret = wl1271_ap_init_deauth_template(wl, wlvif); 404 if (ret < 0) 405 return ret; 406 407 ret = wl1271_ap_init_null_template(wl, vif); 408 if (ret < 0) 409 return ret; 410 411 ret = wl1271_ap_init_qos_null_template(wl, vif); 412 if (ret < 0) 413 return ret; 414 415 /* 416 * when operating as AP we want to receive external beacons for 417 * configuring ERP protection. 418 */ 419 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false); 420 if (ret < 0) 421 return ret; 422 423 return 0; 424 } 425 426 static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl, 427 struct ieee80211_vif *vif) 428 { 429 return wl1271_ap_init_templates(wl, vif); 430 } 431 432 int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif) 433 { 434 int i, ret; 435 struct conf_tx_rate_class rc; 436 u32 supported_rates; 437 438 wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x", 439 wlvif->basic_rate_set); 440 441 if (wlvif->basic_rate_set == 0) 442 return -EINVAL; 443 444 rc.enabled_rates = wlvif->basic_rate_set; 445 rc.long_retry_limit = 10; 446 rc.short_retry_limit = 10; 447 rc.aflags = 0; 448 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.mgmt_rate_idx); 449 if (ret < 0) 450 return ret; 451 452 /* use the min basic rate for AP broadcast/multicast */ 453 rc.enabled_rates = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set); 454 rc.short_retry_limit = 10; 455 rc.long_retry_limit = 10; 456 rc.aflags = 0; 457 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.bcast_rate_idx); 458 if (ret < 0) 459 return ret; 460 461 /* 462 * If the basic rates contain OFDM rates, use OFDM only 463 * rates for unicast TX as well. Else use all supported rates. 464 */ 465 if ((wlvif->basic_rate_set & CONF_TX_OFDM_RATES)) 466 supported_rates = CONF_TX_OFDM_RATES; 467 else 468 supported_rates = CONF_TX_ENABLED_RATES; 469 470 /* unconditionally enable HT rates */ 471 supported_rates |= CONF_TX_MCS_RATES; 472 473 /* get extra MIMO or wide-chan rates where the HW supports it */ 474 supported_rates |= wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif); 475 476 /* configure unicast TX rate classes */ 477 for (i = 0; i < wl->conf.tx.ac_conf_count; i++) { 478 rc.enabled_rates = supported_rates; 479 rc.short_retry_limit = 10; 480 rc.long_retry_limit = 10; 481 rc.aflags = 0; 482 ret = wl1271_acx_ap_rate_policy(wl, &rc, 483 wlvif->ap.ucast_rate_idx[i]); 484 if (ret < 0) 485 return ret; 486 } 487 488 return 0; 489 } 490 491 static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif) 492 { 493 /* Reset the BA RX indicators */ 494 wlvif->ba_allowed = true; 495 wl->ba_rx_session_count = 0; 496 497 /* BA is supported in STA/AP modes */ 498 if (wlvif->bss_type != BSS_TYPE_AP_BSS && 499 wlvif->bss_type != BSS_TYPE_STA_BSS) { 500 wlvif->ba_support = false; 501 return 0; 502 } 503 504 wlvif->ba_support = true; 505 506 /* 802.11n initiator BA session setting */ 507 return wl12xx_acx_set_ba_initiator_policy(wl, wlvif); 508 } 509 510 /* vif-specifc initialization */ 511 static int wl12xx_init_sta_role(struct wl1271 *wl, struct wl12xx_vif *wlvif) 512 { 513 int ret; 514 515 ret = wl1271_acx_group_address_tbl(wl, wlvif, true, NULL, 0); 516 if (ret < 0) 517 return ret; 518 519 /* Initialize connection monitoring thresholds */ 520 ret = wl1271_acx_conn_monit_params(wl, wlvif, false); 521 if (ret < 0) 522 return ret; 523 524 /* Beacon filtering */ 525 ret = wl1271_init_sta_beacon_filter(wl, wlvif); 526 if (ret < 0) 527 return ret; 528 529 /* Beacons and broadcast settings */ 530 ret = wl1271_init_beacon_broadcast(wl, wlvif); 531 if (ret < 0) 532 return ret; 533 534 /* Configure rssi/snr averaging weights */ 535 ret = wl1271_acx_rssi_snr_avg_weights(wl, wlvif); 536 if (ret < 0) 537 return ret; 538 539 return 0; 540 } 541 542 /* vif-specific intialization */ 543 static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif) 544 { 545 int ret; 546 547 ret = wl1271_acx_ap_max_tx_retry(wl, wlvif); 548 if (ret < 0) 549 return ret; 550 551 /* initialize Tx power */ 552 ret = wl1271_acx_tx_power(wl, wlvif, wlvif->power_level); 553 if (ret < 0) 554 return ret; 555 556 return 0; 557 } 558 559 int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif) 560 { 561 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); 562 struct conf_tx_ac_category *conf_ac; 563 struct conf_tx_tid *conf_tid; 564 bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS); 565 int ret, i; 566 567 /* consider all existing roles before configuring psm. */ 568 569 if (wl->ap_count == 0 && is_ap) { /* first AP */ 570 /* Configure for power always on */ 571 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM); 572 if (ret < 0) 573 return ret; 574 /* first STA, no APs */ 575 } else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) { 576 u8 sta_auth = wl->conf.conn.sta_sleep_auth; 577 /* Configure for power according to debugfs */ 578 if (sta_auth != WL1271_PSM_ILLEGAL) 579 ret = wl1271_acx_sleep_auth(wl, sta_auth); 580 /* Configure for ELP power saving */ 581 else 582 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP); 583 584 if (ret < 0) 585 return ret; 586 } 587 588 /* Mode specific init */ 589 if (is_ap) { 590 ret = wl1271_ap_hw_init(wl, wlvif); 591 if (ret < 0) 592 return ret; 593 594 ret = wl12xx_init_ap_role(wl, wlvif); 595 if (ret < 0) 596 return ret; 597 } else { 598 ret = wl1271_sta_hw_init(wl, wlvif); 599 if (ret < 0) 600 return ret; 601 602 ret = wl12xx_init_sta_role(wl, wlvif); 603 if (ret < 0) 604 return ret; 605 } 606 607 wl12xx_init_phy_vif_config(wl, wlvif); 608 609 /* Default TID/AC configuration */ 610 BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count); 611 for (i = 0; i < wl->conf.tx.tid_conf_count; i++) { 612 conf_ac = &wl->conf.tx.ac_conf[i]; 613 ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac, 614 conf_ac->cw_min, conf_ac->cw_max, 615 conf_ac->aifsn, conf_ac->tx_op_limit); 616 if (ret < 0) 617 return ret; 618 619 conf_tid = &wl->conf.tx.tid_conf[i]; 620 ret = wl1271_acx_tid_cfg(wl, wlvif, 621 conf_tid->queue_id, 622 conf_tid->channel_type, 623 conf_tid->tsid, 624 conf_tid->ps_scheme, 625 conf_tid->ack_policy, 626 conf_tid->apsd_conf[0], 627 conf_tid->apsd_conf[1]); 628 if (ret < 0) 629 return ret; 630 } 631 632 /* Configure HW encryption */ 633 ret = wl1271_acx_feature_cfg(wl, wlvif); 634 if (ret < 0) 635 return ret; 636 637 /* Mode specific init - post mem init */ 638 if (is_ap) 639 ret = wl1271_ap_hw_init_post_mem(wl, vif); 640 else 641 ret = wl1271_sta_hw_init_post_mem(wl, vif); 642 643 if (ret < 0) 644 return ret; 645 646 /* Configure initiator BA sessions policies */ 647 ret = wl1271_set_ba_policies(wl, wlvif); 648 if (ret < 0) 649 return ret; 650 651 ret = wlcore_hw_init_vif(wl, wlvif); 652 if (ret < 0) 653 return ret; 654 655 return 0; 656 } 657 658 int wl1271_hw_init(struct wl1271 *wl) 659 { 660 int ret; 661 662 /* Chip-specific hw init */ 663 ret = wl->ops->hw_init(wl); 664 if (ret < 0) 665 return ret; 666 667 /* Init templates */ 668 ret = wl1271_init_templates_config(wl); 669 if (ret < 0) 670 return ret; 671 672 ret = wl12xx_acx_mem_cfg(wl); 673 if (ret < 0) 674 return ret; 675 676 /* Configure the FW logger */ 677 ret = wl12xx_init_fwlog(wl); 678 if (ret < 0) 679 return ret; 680 681 ret = wlcore_cmd_regdomain_config_locked(wl); 682 if (ret < 0) 683 return ret; 684 685 /* Bluetooth WLAN coexistence */ 686 ret = wl1271_init_pta(wl); 687 if (ret < 0) 688 return ret; 689 690 /* Default memory configuration */ 691 ret = wl1271_acx_init_mem_config(wl); 692 if (ret < 0) 693 return ret; 694 695 /* RX config */ 696 ret = wl12xx_init_rx_config(wl); 697 if (ret < 0) 698 goto out_free_memmap; 699 700 ret = wl1271_acx_dco_itrim_params(wl); 701 if (ret < 0) 702 goto out_free_memmap; 703 704 /* Configure TX patch complete interrupt behavior */ 705 ret = wl1271_acx_tx_config_options(wl); 706 if (ret < 0) 707 goto out_free_memmap; 708 709 /* RX complete interrupt pacing */ 710 ret = wl1271_acx_init_rx_interrupt(wl); 711 if (ret < 0) 712 goto out_free_memmap; 713 714 /* Energy detection */ 715 ret = wl1271_init_energy_detection(wl); 716 if (ret < 0) 717 goto out_free_memmap; 718 719 /* Default fragmentation threshold */ 720 ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold); 721 if (ret < 0) 722 goto out_free_memmap; 723 724 /* Enable data path */ 725 ret = wl1271_cmd_data_path(wl, 1); 726 if (ret < 0) 727 goto out_free_memmap; 728 729 /* configure PM */ 730 ret = wl1271_acx_pm_config(wl); 731 if (ret < 0) 732 goto out_free_memmap; 733 734 ret = wl12xx_acx_set_rate_mgmt_params(wl); 735 if (ret < 0) 736 goto out_free_memmap; 737 738 /* configure hangover */ 739 ret = wl12xx_acx_config_hangover(wl); 740 if (ret < 0) 741 goto out_free_memmap; 742 743 return 0; 744 745 out_free_memmap: 746 kfree(wl->target_mem_map); 747 wl->target_mem_map = NULL; 748 749 return ret; 750 } 751