xref: /openbmc/linux/drivers/net/wireless/ti/wlcore/init.c (revision 4f3db074)
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 	/* 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 
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 	/* 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 
403 int 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 
431 static 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 
437 int 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 
496 static 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 */
516 static 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 */
548 static 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 
564 int 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 
668 int 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