xref: /linux/drivers/net/wireless/ti/wlcore/init.c (revision b889fcf63cb62e7fdb7816565e28f44dbe4a76a5)
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 				      CMD_TEMPL_CFG_PROBE_REQ_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 				      CMD_TEMPL_CFG_PROBE_REQ_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 					      CMD_TEMPL_APP_PROBE_REQ_2_4, NULL,
60 					      WL1271_CMD_TEMPL_MAX_SIZE,
61 					      0, WL1271_RATE_AUTOMATIC);
62 		if (ret < 0)
63 			return ret;
64 
65 		ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
66 					      CMD_TEMPL_APP_PROBE_REQ_5, NULL,
67 					      WL1271_CMD_TEMPL_MAX_SIZE,
68 					      0, WL1271_RATE_AUTOMATIC);
69 		if (ret < 0)
70 			return ret;
71 	}
72 
73 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
74 				      CMD_TEMPL_NULL_DATA, NULL,
75 				      sizeof(struct wl12xx_null_data_template),
76 				      0, WL1271_RATE_AUTOMATIC);
77 	if (ret < 0)
78 		return ret;
79 
80 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
81 				      CMD_TEMPL_PS_POLL, NULL,
82 				      sizeof(struct wl12xx_ps_poll_template),
83 				      0, WL1271_RATE_AUTOMATIC);
84 	if (ret < 0)
85 		return ret;
86 
87 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
88 				      CMD_TEMPL_QOS_NULL_DATA, NULL,
89 				      sizeof
90 				      (struct ieee80211_qos_hdr),
91 				      0, WL1271_RATE_AUTOMATIC);
92 	if (ret < 0)
93 		return ret;
94 
95 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
96 				      CMD_TEMPL_PROBE_RESPONSE, NULL,
97 				      WL1271_CMD_TEMPL_DFLT_SIZE,
98 				      0, WL1271_RATE_AUTOMATIC);
99 	if (ret < 0)
100 		return ret;
101 
102 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
103 				      CMD_TEMPL_BEACON, NULL,
104 				      WL1271_CMD_TEMPL_DFLT_SIZE,
105 				      0, WL1271_RATE_AUTOMATIC);
106 	if (ret < 0)
107 		return ret;
108 
109 	max_size = sizeof(struct wl12xx_arp_rsp_template) +
110 		   WL1271_EXTRA_SPACE_MAX;
111 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
112 				      CMD_TEMPL_ARP_RSP, NULL,
113 				      max_size,
114 				      0, WL1271_RATE_AUTOMATIC);
115 	if (ret < 0)
116 		return ret;
117 
118 	/*
119 	 * Put very large empty placeholders for all templates. These
120 	 * reserve memory for later.
121 	 */
122 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
123 				      CMD_TEMPL_AP_PROBE_RESPONSE, NULL,
124 				      WL1271_CMD_TEMPL_MAX_SIZE,
125 				      0, WL1271_RATE_AUTOMATIC);
126 	if (ret < 0)
127 		return ret;
128 
129 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
130 				      CMD_TEMPL_AP_BEACON, NULL,
131 				      WL1271_CMD_TEMPL_MAX_SIZE,
132 				      0, WL1271_RATE_AUTOMATIC);
133 	if (ret < 0)
134 		return ret;
135 
136 	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
137 				      CMD_TEMPL_DEAUTH_AP, NULL,
138 				      sizeof
139 				      (struct wl12xx_disconn_template),
140 				      0, WL1271_RATE_AUTOMATIC);
141 	if (ret < 0)
142 		return ret;
143 
144 	for (i = 0; i < WLCORE_MAX_KLV_TEMPLATES; i++) {
145 		ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
146 					      CMD_TEMPL_KLV, NULL,
147 					      sizeof(struct ieee80211_qos_hdr),
148 					      i, WL1271_RATE_AUTOMATIC);
149 		if (ret < 0)
150 			return ret;
151 	}
152 
153 	return 0;
154 }
155 
156 static int wl1271_ap_init_deauth_template(struct wl1271 *wl,
157 					  struct wl12xx_vif *wlvif)
158 {
159 	struct wl12xx_disconn_template *tmpl;
160 	int ret;
161 	u32 rate;
162 
163 	tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL);
164 	if (!tmpl) {
165 		ret = -ENOMEM;
166 		goto out;
167 	}
168 
169 	tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
170 					     IEEE80211_STYPE_DEAUTH);
171 
172 	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
173 	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
174 				      CMD_TEMPL_DEAUTH_AP,
175 				      tmpl, sizeof(*tmpl), 0, rate);
176 
177 out:
178 	kfree(tmpl);
179 	return ret;
180 }
181 
182 static int wl1271_ap_init_null_template(struct wl1271 *wl,
183 					struct ieee80211_vif *vif)
184 {
185 	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
186 	struct ieee80211_hdr_3addr *nullfunc;
187 	int ret;
188 	u32 rate;
189 
190 	nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL);
191 	if (!nullfunc) {
192 		ret = -ENOMEM;
193 		goto out;
194 	}
195 
196 	nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
197 					      IEEE80211_STYPE_NULLFUNC |
198 					      IEEE80211_FCTL_FROMDS);
199 
200 	/* nullfunc->addr1 is filled by FW */
201 
202 	memcpy(nullfunc->addr2, vif->addr, ETH_ALEN);
203 	memcpy(nullfunc->addr3, vif->addr, ETH_ALEN);
204 
205 	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
206 	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
207 				      CMD_TEMPL_NULL_DATA, nullfunc,
208 				      sizeof(*nullfunc), 0, rate);
209 
210 out:
211 	kfree(nullfunc);
212 	return ret;
213 }
214 
215 static int wl1271_ap_init_qos_null_template(struct wl1271 *wl,
216 					    struct ieee80211_vif *vif)
217 {
218 	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
219 	struct ieee80211_qos_hdr *qosnull;
220 	int ret;
221 	u32 rate;
222 
223 	qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL);
224 	if (!qosnull) {
225 		ret = -ENOMEM;
226 		goto out;
227 	}
228 
229 	qosnull->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
230 					     IEEE80211_STYPE_QOS_NULLFUNC |
231 					     IEEE80211_FCTL_FROMDS);
232 
233 	/* qosnull->addr1 is filled by FW */
234 
235 	memcpy(qosnull->addr2, vif->addr, ETH_ALEN);
236 	memcpy(qosnull->addr3, vif->addr, ETH_ALEN);
237 
238 	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
239 	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
240 				      CMD_TEMPL_QOS_NULL_DATA, qosnull,
241 				      sizeof(*qosnull), 0, rate);
242 
243 out:
244 	kfree(qosnull);
245 	return ret;
246 }
247 
248 static int wl12xx_init_rx_config(struct wl1271 *wl)
249 {
250 	int ret;
251 
252 	ret = wl1271_acx_rx_msdu_life_time(wl);
253 	if (ret < 0)
254 		return ret;
255 
256 	return 0;
257 }
258 
259 static int wl12xx_init_phy_vif_config(struct wl1271 *wl,
260 					    struct wl12xx_vif *wlvif)
261 {
262 	int ret;
263 
264 	ret = wl1271_acx_slot(wl, wlvif, DEFAULT_SLOT_TIME);
265 	if (ret < 0)
266 		return ret;
267 
268 	ret = wl1271_acx_service_period_timeout(wl, wlvif);
269 	if (ret < 0)
270 		return ret;
271 
272 	ret = wl1271_acx_rts_threshold(wl, wlvif, wl->hw->wiphy->rts_threshold);
273 	if (ret < 0)
274 		return ret;
275 
276 	return 0;
277 }
278 
279 static int wl1271_init_sta_beacon_filter(struct wl1271 *wl,
280 					 struct wl12xx_vif *wlvif)
281 {
282 	int ret;
283 
284 	ret = wl1271_acx_beacon_filter_table(wl, wlvif);
285 	if (ret < 0)
286 		return ret;
287 
288 	/* enable beacon filtering */
289 	ret = wl1271_acx_beacon_filter_opt(wl, wlvif, true);
290 	if (ret < 0)
291 		return ret;
292 
293 	return 0;
294 }
295 
296 int wl1271_init_pta(struct wl1271 *wl)
297 {
298 	int ret;
299 
300 	ret = wl12xx_acx_sg_cfg(wl);
301 	if (ret < 0)
302 		return ret;
303 
304 	ret = wl1271_acx_sg_enable(wl, wl->sg_enabled);
305 	if (ret < 0)
306 		return ret;
307 
308 	return 0;
309 }
310 
311 int wl1271_init_energy_detection(struct wl1271 *wl)
312 {
313 	int ret;
314 
315 	ret = wl1271_acx_cca_threshold(wl);
316 	if (ret < 0)
317 		return ret;
318 
319 	return 0;
320 }
321 
322 static int wl1271_init_beacon_broadcast(struct wl1271 *wl,
323 					struct wl12xx_vif *wlvif)
324 {
325 	int ret;
326 
327 	ret = wl1271_acx_bcn_dtim_options(wl, wlvif);
328 	if (ret < 0)
329 		return ret;
330 
331 	return 0;
332 }
333 
334 static int wl12xx_init_fwlog(struct wl1271 *wl)
335 {
336 	int ret;
337 
338 	if (wl->quirks & WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED)
339 		return 0;
340 
341 	ret = wl12xx_cmd_config_fwlog(wl);
342 	if (ret < 0)
343 		return ret;
344 
345 	return 0;
346 }
347 
348 /* generic sta initialization (non vif-specific) */
349 static int wl1271_sta_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
350 {
351 	int ret;
352 
353 	/* PS config */
354 	ret = wl12xx_acx_config_ps(wl, wlvif);
355 	if (ret < 0)
356 		return ret;
357 
358 	/* FM WLAN coexistence */
359 	ret = wl1271_acx_fm_coex(wl);
360 	if (ret < 0)
361 		return ret;
362 
363 	ret = wl1271_acx_sta_rate_policies(wl, wlvif);
364 	if (ret < 0)
365 		return ret;
366 
367 	return 0;
368 }
369 
370 static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl,
371 				       struct ieee80211_vif *vif)
372 {
373 	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
374 	int ret;
375 
376 	/* disable the keep-alive feature */
377 	ret = wl1271_acx_keep_alive_mode(wl, wlvif, false);
378 	if (ret < 0)
379 		return ret;
380 
381 	return 0;
382 }
383 
384 /* generic ap initialization (non vif-specific) */
385 static int wl1271_ap_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
386 {
387 	int ret;
388 
389 	ret = wl1271_init_ap_rates(wl, wlvif);
390 	if (ret < 0)
391 		return ret;
392 
393 	return 0;
394 }
395 
396 int wl1271_ap_init_templates(struct wl1271 *wl, struct ieee80211_vif *vif)
397 {
398 	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
399 	int ret;
400 
401 	ret = wl1271_ap_init_deauth_template(wl, wlvif);
402 	if (ret < 0)
403 		return ret;
404 
405 	ret = wl1271_ap_init_null_template(wl, vif);
406 	if (ret < 0)
407 		return ret;
408 
409 	ret = wl1271_ap_init_qos_null_template(wl, vif);
410 	if (ret < 0)
411 		return ret;
412 
413 	/*
414 	 * when operating as AP we want to receive external beacons for
415 	 * configuring ERP protection.
416 	 */
417 	ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
418 	if (ret < 0)
419 		return ret;
420 
421 	return 0;
422 }
423 
424 static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl,
425 				      struct ieee80211_vif *vif)
426 {
427 	return wl1271_ap_init_templates(wl, vif);
428 }
429 
430 int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif)
431 {
432 	int i, ret;
433 	struct conf_tx_rate_class rc;
434 	u32 supported_rates;
435 
436 	wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x",
437 		     wlvif->basic_rate_set);
438 
439 	if (wlvif->basic_rate_set == 0)
440 		return -EINVAL;
441 
442 	rc.enabled_rates = wlvif->basic_rate_set;
443 	rc.long_retry_limit = 10;
444 	rc.short_retry_limit = 10;
445 	rc.aflags = 0;
446 	ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.mgmt_rate_idx);
447 	if (ret < 0)
448 		return ret;
449 
450 	/* use the min basic rate for AP broadcast/multicast */
451 	rc.enabled_rates = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
452 	rc.short_retry_limit = 10;
453 	rc.long_retry_limit = 10;
454 	rc.aflags = 0;
455 	ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.bcast_rate_idx);
456 	if (ret < 0)
457 		return ret;
458 
459 	/*
460 	 * If the basic rates contain OFDM rates, use OFDM only
461 	 * rates for unicast TX as well. Else use all supported rates.
462 	 */
463 	if ((wlvif->basic_rate_set & CONF_TX_OFDM_RATES))
464 		supported_rates = CONF_TX_OFDM_RATES;
465 	else
466 		supported_rates = CONF_TX_AP_ENABLED_RATES;
467 
468 	/* unconditionally enable HT rates */
469 	supported_rates |= CONF_TX_MCS_RATES;
470 
471 	/* get extra MIMO or wide-chan rates where the HW supports it */
472 	supported_rates |= wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
473 
474 	/* configure unicast TX rate classes */
475 	for (i = 0; i < wl->conf.tx.ac_conf_count; i++) {
476 		rc.enabled_rates = supported_rates;
477 		rc.short_retry_limit = 10;
478 		rc.long_retry_limit = 10;
479 		rc.aflags = 0;
480 		ret = wl1271_acx_ap_rate_policy(wl, &rc,
481 						wlvif->ap.ucast_rate_idx[i]);
482 		if (ret < 0)
483 			return ret;
484 	}
485 
486 	return 0;
487 }
488 
489 static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
490 {
491 	/* Reset the BA RX indicators */
492 	wlvif->ba_allowed = true;
493 	wl->ba_rx_session_count = 0;
494 
495 	/* BA is supported in STA/AP modes */
496 	if (wlvif->bss_type != BSS_TYPE_AP_BSS &&
497 	    wlvif->bss_type != BSS_TYPE_STA_BSS) {
498 		wlvif->ba_support = false;
499 		return 0;
500 	}
501 
502 	wlvif->ba_support = true;
503 
504 	/* 802.11n initiator BA session setting */
505 	return wl12xx_acx_set_ba_initiator_policy(wl, wlvif);
506 }
507 
508 /* vif-specifc initialization */
509 static int wl12xx_init_sta_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
510 {
511 	int ret;
512 
513 	ret = wl1271_acx_group_address_tbl(wl, wlvif, true, NULL, 0);
514 	if (ret < 0)
515 		return ret;
516 
517 	/* Initialize connection monitoring thresholds */
518 	ret = wl1271_acx_conn_monit_params(wl, wlvif, false);
519 	if (ret < 0)
520 		return ret;
521 
522 	/* Beacon filtering */
523 	ret = wl1271_init_sta_beacon_filter(wl, wlvif);
524 	if (ret < 0)
525 		return ret;
526 
527 	/* Beacons and broadcast settings */
528 	ret = wl1271_init_beacon_broadcast(wl, wlvif);
529 	if (ret < 0)
530 		return ret;
531 
532 	/* Configure rssi/snr averaging weights */
533 	ret = wl1271_acx_rssi_snr_avg_weights(wl, wlvif);
534 	if (ret < 0)
535 		return ret;
536 
537 	return 0;
538 }
539 
540 /* vif-specific intialization */
541 static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
542 {
543 	int ret;
544 
545 	ret = wl1271_acx_ap_max_tx_retry(wl, wlvif);
546 	if (ret < 0)
547 		return ret;
548 
549 	/* initialize Tx power */
550 	ret = wl1271_acx_tx_power(wl, wlvif, wlvif->power_level);
551 	if (ret < 0)
552 		return ret;
553 
554 	return 0;
555 }
556 
557 int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif)
558 {
559 	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
560 	struct conf_tx_ac_category *conf_ac;
561 	struct conf_tx_tid *conf_tid;
562 	bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS);
563 	int ret, i;
564 
565 	/* consider all existing roles before configuring psm. */
566 
567 	if (wl->ap_count == 0 && is_ap) { /* first AP */
568 		/* Configure for power always on */
569 		ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
570 		if (ret < 0)
571 			return ret;
572 	/* first STA, no APs */
573 	} else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) {
574 		u8 sta_auth = wl->conf.conn.sta_sleep_auth;
575 		/* Configure for power according to debugfs */
576 		if (sta_auth != WL1271_PSM_ILLEGAL)
577 			ret = wl1271_acx_sleep_auth(wl, sta_auth);
578 		/* Configure for power always on */
579 		else if (wl->quirks & WLCORE_QUIRK_NO_ELP)
580 			ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
581 		/* Configure for ELP power saving */
582 		else
583 			ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
584 
585 		if (ret < 0)
586 			return ret;
587 	}
588 
589 	/* Mode specific init */
590 	if (is_ap) {
591 		ret = wl1271_ap_hw_init(wl, wlvif);
592 		if (ret < 0)
593 			return ret;
594 
595 		ret = wl12xx_init_ap_role(wl, wlvif);
596 		if (ret < 0)
597 			return ret;
598 	} else {
599 		ret = wl1271_sta_hw_init(wl, wlvif);
600 		if (ret < 0)
601 			return ret;
602 
603 		ret = wl12xx_init_sta_role(wl, wlvif);
604 		if (ret < 0)
605 			return ret;
606 	}
607 
608 	wl12xx_init_phy_vif_config(wl, wlvif);
609 
610 	/* Default TID/AC configuration */
611 	BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
612 	for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
613 		conf_ac = &wl->conf.tx.ac_conf[i];
614 		ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac,
615 					conf_ac->cw_min, conf_ac->cw_max,
616 					conf_ac->aifsn, conf_ac->tx_op_limit);
617 		if (ret < 0)
618 			return ret;
619 
620 		conf_tid = &wl->conf.tx.tid_conf[i];
621 		ret = wl1271_acx_tid_cfg(wl, wlvif,
622 					 conf_tid->queue_id,
623 					 conf_tid->channel_type,
624 					 conf_tid->tsid,
625 					 conf_tid->ps_scheme,
626 					 conf_tid->ack_policy,
627 					 conf_tid->apsd_conf[0],
628 					 conf_tid->apsd_conf[1]);
629 		if (ret < 0)
630 			return ret;
631 	}
632 
633 	/* Configure HW encryption */
634 	ret = wl1271_acx_feature_cfg(wl, wlvif);
635 	if (ret < 0)
636 		return ret;
637 
638 	/* Mode specific init - post mem init */
639 	if (is_ap)
640 		ret = wl1271_ap_hw_init_post_mem(wl, vif);
641 	else
642 		ret = wl1271_sta_hw_init_post_mem(wl, vif);
643 
644 	if (ret < 0)
645 		return ret;
646 
647 	/* Configure initiator BA sessions policies */
648 	ret = wl1271_set_ba_policies(wl, wlvif);
649 	if (ret < 0)
650 		return ret;
651 
652 	ret = wlcore_hw_init_vif(wl, wlvif);
653 	if (ret < 0)
654 		return ret;
655 
656 	return 0;
657 }
658 
659 int wl1271_hw_init(struct wl1271 *wl)
660 {
661 	int ret;
662 
663 	/* Chip-specific hw init */
664 	ret = wl->ops->hw_init(wl);
665 	if (ret < 0)
666 		return ret;
667 
668 	/* Init templates */
669 	ret = wl1271_init_templates_config(wl);
670 	if (ret < 0)
671 		return ret;
672 
673 	ret = wl12xx_acx_mem_cfg(wl);
674 	if (ret < 0)
675 		return ret;
676 
677 	/* Configure the FW logger */
678 	ret = wl12xx_init_fwlog(wl);
679 	if (ret < 0)
680 		return ret;
681 
682 	/* Bluetooth WLAN coexistence */
683 	ret = wl1271_init_pta(wl);
684 	if (ret < 0)
685 		return ret;
686 
687 	/* Default memory configuration */
688 	ret = wl1271_acx_init_mem_config(wl);
689 	if (ret < 0)
690 		return ret;
691 
692 	/* RX config */
693 	ret = wl12xx_init_rx_config(wl);
694 	if (ret < 0)
695 		goto out_free_memmap;
696 
697 	ret = wl1271_acx_dco_itrim_params(wl);
698 	if (ret < 0)
699 		goto out_free_memmap;
700 
701 	/* Configure TX patch complete interrupt behavior */
702 	ret = wl1271_acx_tx_config_options(wl);
703 	if (ret < 0)
704 		goto out_free_memmap;
705 
706 	/* RX complete interrupt pacing */
707 	ret = wl1271_acx_init_rx_interrupt(wl);
708 	if (ret < 0)
709 		goto out_free_memmap;
710 
711 	/* Energy detection */
712 	ret = wl1271_init_energy_detection(wl);
713 	if (ret < 0)
714 		goto out_free_memmap;
715 
716 	/* Default fragmentation threshold */
717 	ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold);
718 	if (ret < 0)
719 		goto out_free_memmap;
720 
721 	/* Enable data path */
722 	ret = wl1271_cmd_data_path(wl, 1);
723 	if (ret < 0)
724 		goto out_free_memmap;
725 
726 	/* configure PM */
727 	ret = wl1271_acx_pm_config(wl);
728 	if (ret < 0)
729 		goto out_free_memmap;
730 
731 	ret = wl12xx_acx_set_rate_mgmt_params(wl);
732 	if (ret < 0)
733 		goto out_free_memmap;
734 
735 	/* configure hangover */
736 	ret = wl12xx_acx_config_hangover(wl);
737 	if (ret < 0)
738 		goto out_free_memmap;
739 
740 	return 0;
741 
742  out_free_memmap:
743 	kfree(wl->target_mem_map);
744 	wl->target_mem_map = NULL;
745 
746 	return ret;
747 }
748