xref: /linux/drivers/net/wireless/ti/wlcore/acx.c (revision 0d456bad36d42d16022be045c8a53ddbb59ee478)
1 /*
2  * This file is part of wl1271
3  *
4  * Copyright (C) 2008-2009 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 "acx.h"
25 
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28 #include <linux/spi/spi.h>
29 #include <linux/slab.h>
30 
31 #include "wlcore.h"
32 #include "debug.h"
33 #include "wl12xx_80211.h"
34 #include "ps.h"
35 #include "hw_ops.h"
36 
37 int wl1271_acx_wake_up_conditions(struct wl1271 *wl, struct wl12xx_vif *wlvif,
38 				  u8 wake_up_event, u8 listen_interval)
39 {
40 	struct acx_wake_up_condition *wake_up;
41 	int ret;
42 
43 	wl1271_debug(DEBUG_ACX, "acx wake up conditions (wake_up_event %d listen_interval %d)",
44 		     wake_up_event, listen_interval);
45 
46 	wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
47 	if (!wake_up) {
48 		ret = -ENOMEM;
49 		goto out;
50 	}
51 
52 	wake_up->role_id = wlvif->role_id;
53 	wake_up->wake_up_event = wake_up_event;
54 	wake_up->listen_interval = listen_interval;
55 
56 	ret = wl1271_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
57 				   wake_up, sizeof(*wake_up));
58 	if (ret < 0) {
59 		wl1271_warning("could not set wake up conditions: %d", ret);
60 		goto out;
61 	}
62 
63 out:
64 	kfree(wake_up);
65 	return ret;
66 }
67 
68 int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth)
69 {
70 	struct acx_sleep_auth *auth;
71 	int ret;
72 
73 	wl1271_debug(DEBUG_ACX, "acx sleep auth %d", sleep_auth);
74 
75 	auth = kzalloc(sizeof(*auth), GFP_KERNEL);
76 	if (!auth) {
77 		ret = -ENOMEM;
78 		goto out;
79 	}
80 
81 	auth->sleep_auth = sleep_auth;
82 
83 	ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
84 	if (ret < 0) {
85 		wl1271_error("could not configure sleep_auth to %d: %d",
86 			     sleep_auth, ret);
87 		goto out;
88 	}
89 
90 	wl->sleep_auth = sleep_auth;
91 out:
92 	kfree(auth);
93 	return ret;
94 }
95 EXPORT_SYMBOL_GPL(wl1271_acx_sleep_auth);
96 
97 int wl1271_acx_tx_power(struct wl1271 *wl, struct wl12xx_vif *wlvif,
98 			int power)
99 {
100 	struct acx_current_tx_power *acx;
101 	int ret;
102 
103 	wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr %d", power);
104 
105 	if (power < 0 || power > 25)
106 		return -EINVAL;
107 
108 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
109 	if (!acx) {
110 		ret = -ENOMEM;
111 		goto out;
112 	}
113 
114 	acx->role_id = wlvif->role_id;
115 	acx->current_tx_power = power * 10;
116 
117 	ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
118 	if (ret < 0) {
119 		wl1271_warning("configure of tx power failed: %d", ret);
120 		goto out;
121 	}
122 
123 out:
124 	kfree(acx);
125 	return ret;
126 }
127 
128 int wl1271_acx_feature_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif)
129 {
130 	struct acx_feature_config *feature;
131 	int ret;
132 
133 	wl1271_debug(DEBUG_ACX, "acx feature cfg");
134 
135 	feature = kzalloc(sizeof(*feature), GFP_KERNEL);
136 	if (!feature) {
137 		ret = -ENOMEM;
138 		goto out;
139 	}
140 
141 	/* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
142 	feature->role_id = wlvif->role_id;
143 	feature->data_flow_options = 0;
144 	feature->options = 0;
145 
146 	ret = wl1271_cmd_configure(wl, ACX_FEATURE_CFG,
147 				   feature, sizeof(*feature));
148 	if (ret < 0) {
149 		wl1271_error("Couldnt set HW encryption");
150 		goto out;
151 	}
152 
153 out:
154 	kfree(feature);
155 	return ret;
156 }
157 
158 int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map,
159 		       size_t len)
160 {
161 	int ret;
162 
163 	wl1271_debug(DEBUG_ACX, "acx mem map");
164 
165 	ret = wl1271_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
166 	if (ret < 0)
167 		return ret;
168 
169 	return 0;
170 }
171 
172 int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl)
173 {
174 	struct acx_rx_msdu_lifetime *acx;
175 	int ret;
176 
177 	wl1271_debug(DEBUG_ACX, "acx rx msdu life time");
178 
179 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
180 	if (!acx) {
181 		ret = -ENOMEM;
182 		goto out;
183 	}
184 
185 	acx->lifetime = cpu_to_le32(wl->conf.rx.rx_msdu_life_time);
186 	ret = wl1271_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
187 				   acx, sizeof(*acx));
188 	if (ret < 0) {
189 		wl1271_warning("failed to set rx msdu life time: %d", ret);
190 		goto out;
191 	}
192 
193 out:
194 	kfree(acx);
195 	return ret;
196 }
197 
198 int wl1271_acx_slot(struct wl1271 *wl, struct wl12xx_vif *wlvif,
199 		    enum acx_slot_type slot_time)
200 {
201 	struct acx_slot *slot;
202 	int ret;
203 
204 	wl1271_debug(DEBUG_ACX, "acx slot");
205 
206 	slot = kzalloc(sizeof(*slot), GFP_KERNEL);
207 	if (!slot) {
208 		ret = -ENOMEM;
209 		goto out;
210 	}
211 
212 	slot->role_id = wlvif->role_id;
213 	slot->wone_index = STATION_WONE_INDEX;
214 	slot->slot_time = slot_time;
215 
216 	ret = wl1271_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
217 	if (ret < 0) {
218 		wl1271_warning("failed to set slot time: %d", ret);
219 		goto out;
220 	}
221 
222 out:
223 	kfree(slot);
224 	return ret;
225 }
226 
227 int wl1271_acx_group_address_tbl(struct wl1271 *wl, struct wl12xx_vif *wlvif,
228 				 bool enable, void *mc_list, u32 mc_list_len)
229 {
230 	struct acx_dot11_grp_addr_tbl *acx;
231 	int ret;
232 
233 	wl1271_debug(DEBUG_ACX, "acx group address tbl");
234 
235 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
236 	if (!acx) {
237 		ret = -ENOMEM;
238 		goto out;
239 	}
240 
241 	/* MAC filtering */
242 	acx->role_id = wlvif->role_id;
243 	acx->enabled = enable;
244 	acx->num_groups = mc_list_len;
245 	memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);
246 
247 	ret = wl1271_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
248 				   acx, sizeof(*acx));
249 	if (ret < 0) {
250 		wl1271_warning("failed to set group addr table: %d", ret);
251 		goto out;
252 	}
253 
254 out:
255 	kfree(acx);
256 	return ret;
257 }
258 
259 int wl1271_acx_service_period_timeout(struct wl1271 *wl,
260 				      struct wl12xx_vif *wlvif)
261 {
262 	struct acx_rx_timeout *rx_timeout;
263 	int ret;
264 
265 	rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
266 	if (!rx_timeout) {
267 		ret = -ENOMEM;
268 		goto out;
269 	}
270 
271 	wl1271_debug(DEBUG_ACX, "acx service period timeout");
272 
273 	rx_timeout->role_id = wlvif->role_id;
274 	rx_timeout->ps_poll_timeout = cpu_to_le16(wl->conf.rx.ps_poll_timeout);
275 	rx_timeout->upsd_timeout = cpu_to_le16(wl->conf.rx.upsd_timeout);
276 
277 	ret = wl1271_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
278 				   rx_timeout, sizeof(*rx_timeout));
279 	if (ret < 0) {
280 		wl1271_warning("failed to set service period timeout: %d",
281 			       ret);
282 		goto out;
283 	}
284 
285 out:
286 	kfree(rx_timeout);
287 	return ret;
288 }
289 
290 int wl1271_acx_rts_threshold(struct wl1271 *wl, struct wl12xx_vif *wlvif,
291 			     u32 rts_threshold)
292 {
293 	struct acx_rts_threshold *rts;
294 	int ret;
295 
296 	/*
297 	 * If the RTS threshold is not configured or out of range, use the
298 	 * default value.
299 	 */
300 	if (rts_threshold > IEEE80211_MAX_RTS_THRESHOLD)
301 		rts_threshold = wl->conf.rx.rts_threshold;
302 
303 	wl1271_debug(DEBUG_ACX, "acx rts threshold: %d", rts_threshold);
304 
305 	rts = kzalloc(sizeof(*rts), GFP_KERNEL);
306 	if (!rts) {
307 		ret = -ENOMEM;
308 		goto out;
309 	}
310 
311 	rts->role_id = wlvif->role_id;
312 	rts->threshold = cpu_to_le16((u16)rts_threshold);
313 
314 	ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
315 	if (ret < 0) {
316 		wl1271_warning("failed to set rts threshold: %d", ret);
317 		goto out;
318 	}
319 
320 out:
321 	kfree(rts);
322 	return ret;
323 }
324 
325 int wl1271_acx_dco_itrim_params(struct wl1271 *wl)
326 {
327 	struct acx_dco_itrim_params *dco;
328 	struct conf_itrim_settings *c = &wl->conf.itrim;
329 	int ret;
330 
331 	wl1271_debug(DEBUG_ACX, "acx dco itrim parameters");
332 
333 	dco = kzalloc(sizeof(*dco), GFP_KERNEL);
334 	if (!dco) {
335 		ret = -ENOMEM;
336 		goto out;
337 	}
338 
339 	dco->enable = c->enable;
340 	dco->timeout = cpu_to_le32(c->timeout);
341 
342 	ret = wl1271_cmd_configure(wl, ACX_SET_DCO_ITRIM_PARAMS,
343 				   dco, sizeof(*dco));
344 	if (ret < 0) {
345 		wl1271_warning("failed to set dco itrim parameters: %d", ret);
346 		goto out;
347 	}
348 
349 out:
350 	kfree(dco);
351 	return ret;
352 }
353 
354 int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, struct wl12xx_vif *wlvif,
355 				 bool enable_filter)
356 {
357 	struct acx_beacon_filter_option *beacon_filter = NULL;
358 	int ret = 0;
359 
360 	wl1271_debug(DEBUG_ACX, "acx beacon filter opt");
361 
362 	if (enable_filter &&
363 	    wl->conf.conn.bcn_filt_mode == CONF_BCN_FILT_MODE_DISABLED)
364 		goto out;
365 
366 	beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
367 	if (!beacon_filter) {
368 		ret = -ENOMEM;
369 		goto out;
370 	}
371 
372 	beacon_filter->role_id = wlvif->role_id;
373 	beacon_filter->enable = enable_filter;
374 
375 	/*
376 	 * When set to zero, and the filter is enabled, beacons
377 	 * without the unicast TIM bit set are dropped.
378 	 */
379 	beacon_filter->max_num_beacons = 0;
380 
381 	ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
382 				   beacon_filter, sizeof(*beacon_filter));
383 	if (ret < 0) {
384 		wl1271_warning("failed to set beacon filter opt: %d", ret);
385 		goto out;
386 	}
387 
388 out:
389 	kfree(beacon_filter);
390 	return ret;
391 }
392 
393 int wl1271_acx_beacon_filter_table(struct wl1271 *wl,
394 				   struct wl12xx_vif *wlvif)
395 {
396 	struct acx_beacon_filter_ie_table *ie_table;
397 	int i, idx = 0;
398 	int ret;
399 	bool vendor_spec = false;
400 
401 	wl1271_debug(DEBUG_ACX, "acx beacon filter table");
402 
403 	ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
404 	if (!ie_table) {
405 		ret = -ENOMEM;
406 		goto out;
407 	}
408 
409 	/* configure default beacon pass-through rules */
410 	ie_table->role_id = wlvif->role_id;
411 	ie_table->num_ie = 0;
412 	for (i = 0; i < wl->conf.conn.bcn_filt_ie_count; i++) {
413 		struct conf_bcn_filt_rule *r = &(wl->conf.conn.bcn_filt_ie[i]);
414 		ie_table->table[idx++] = r->ie;
415 		ie_table->table[idx++] = r->rule;
416 
417 		if (r->ie == WLAN_EID_VENDOR_SPECIFIC) {
418 			/* only one vendor specific ie allowed */
419 			if (vendor_spec)
420 				continue;
421 
422 			/* for vendor specific rules configure the
423 			   additional fields */
424 			memcpy(&(ie_table->table[idx]), r->oui,
425 			       CONF_BCN_IE_OUI_LEN);
426 			idx += CONF_BCN_IE_OUI_LEN;
427 			ie_table->table[idx++] = r->type;
428 			memcpy(&(ie_table->table[idx]), r->version,
429 			       CONF_BCN_IE_VER_LEN);
430 			idx += CONF_BCN_IE_VER_LEN;
431 			vendor_spec = true;
432 		}
433 
434 		ie_table->num_ie++;
435 	}
436 
437 	ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
438 				   ie_table, sizeof(*ie_table));
439 	if (ret < 0) {
440 		wl1271_warning("failed to set beacon filter table: %d", ret);
441 		goto out;
442 	}
443 
444 out:
445 	kfree(ie_table);
446 	return ret;
447 }
448 
449 #define ACX_CONN_MONIT_DISABLE_VALUE  0xffffffff
450 
451 int wl1271_acx_conn_monit_params(struct wl1271 *wl, struct wl12xx_vif *wlvif,
452 				 bool enable)
453 {
454 	struct acx_conn_monit_params *acx;
455 	u32 threshold = ACX_CONN_MONIT_DISABLE_VALUE;
456 	u32 timeout = ACX_CONN_MONIT_DISABLE_VALUE;
457 	int ret;
458 
459 	wl1271_debug(DEBUG_ACX, "acx connection monitor parameters: %s",
460 		     enable ? "enabled" : "disabled");
461 
462 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
463 	if (!acx) {
464 		ret = -ENOMEM;
465 		goto out;
466 	}
467 
468 	if (enable) {
469 		threshold = wl->conf.conn.synch_fail_thold;
470 		timeout = wl->conf.conn.bss_lose_timeout;
471 	}
472 
473 	acx->role_id = wlvif->role_id;
474 	acx->synch_fail_thold = cpu_to_le32(threshold);
475 	acx->bss_lose_timeout = cpu_to_le32(timeout);
476 
477 	ret = wl1271_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
478 				   acx, sizeof(*acx));
479 	if (ret < 0) {
480 		wl1271_warning("failed to set connection monitor "
481 			       "parameters: %d", ret);
482 		goto out;
483 	}
484 
485 out:
486 	kfree(acx);
487 	return ret;
488 }
489 
490 
491 int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable)
492 {
493 	struct acx_bt_wlan_coex *pta;
494 	int ret;
495 
496 	wl1271_debug(DEBUG_ACX, "acx sg enable");
497 
498 	pta = kzalloc(sizeof(*pta), GFP_KERNEL);
499 	if (!pta) {
500 		ret = -ENOMEM;
501 		goto out;
502 	}
503 
504 	if (enable)
505 		pta->enable = wl->conf.sg.state;
506 	else
507 		pta->enable = CONF_SG_DISABLE;
508 
509 	ret = wl1271_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
510 	if (ret < 0) {
511 		wl1271_warning("failed to set softgemini enable: %d", ret);
512 		goto out;
513 	}
514 
515 out:
516 	kfree(pta);
517 	return ret;
518 }
519 
520 int wl12xx_acx_sg_cfg(struct wl1271 *wl)
521 {
522 	struct acx_bt_wlan_coex_param *param;
523 	struct conf_sg_settings *c = &wl->conf.sg;
524 	int i, ret;
525 
526 	wl1271_debug(DEBUG_ACX, "acx sg cfg");
527 
528 	param = kzalloc(sizeof(*param), GFP_KERNEL);
529 	if (!param) {
530 		ret = -ENOMEM;
531 		goto out;
532 	}
533 
534 	/* BT-WLAN coext parameters */
535 	for (i = 0; i < CONF_SG_PARAMS_MAX; i++)
536 		param->params[i] = cpu_to_le32(c->params[i]);
537 	param->param_idx = CONF_SG_PARAMS_ALL;
538 
539 	ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
540 	if (ret < 0) {
541 		wl1271_warning("failed to set sg config: %d", ret);
542 		goto out;
543 	}
544 
545 out:
546 	kfree(param);
547 	return ret;
548 }
549 
550 int wl1271_acx_cca_threshold(struct wl1271 *wl)
551 {
552 	struct acx_energy_detection *detection;
553 	int ret;
554 
555 	wl1271_debug(DEBUG_ACX, "acx cca threshold");
556 
557 	detection = kzalloc(sizeof(*detection), GFP_KERNEL);
558 	if (!detection) {
559 		ret = -ENOMEM;
560 		goto out;
561 	}
562 
563 	detection->rx_cca_threshold = cpu_to_le16(wl->conf.rx.rx_cca_threshold);
564 	detection->tx_energy_detection = wl->conf.tx.tx_energy_detection;
565 
566 	ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD,
567 				   detection, sizeof(*detection));
568 	if (ret < 0)
569 		wl1271_warning("failed to set cca threshold: %d", ret);
570 
571 out:
572 	kfree(detection);
573 	return ret;
574 }
575 
576 int wl1271_acx_bcn_dtim_options(struct wl1271 *wl, struct wl12xx_vif *wlvif)
577 {
578 	struct acx_beacon_broadcast *bb;
579 	int ret;
580 
581 	wl1271_debug(DEBUG_ACX, "acx bcn dtim options");
582 
583 	bb = kzalloc(sizeof(*bb), GFP_KERNEL);
584 	if (!bb) {
585 		ret = -ENOMEM;
586 		goto out;
587 	}
588 
589 	bb->role_id = wlvif->role_id;
590 	bb->beacon_rx_timeout = cpu_to_le16(wl->conf.conn.beacon_rx_timeout);
591 	bb->broadcast_timeout = cpu_to_le16(wl->conf.conn.broadcast_timeout);
592 	bb->rx_broadcast_in_ps = wl->conf.conn.rx_broadcast_in_ps;
593 	bb->ps_poll_threshold = wl->conf.conn.ps_poll_threshold;
594 
595 	ret = wl1271_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
596 	if (ret < 0) {
597 		wl1271_warning("failed to set rx config: %d", ret);
598 		goto out;
599 	}
600 
601 out:
602 	kfree(bb);
603 	return ret;
604 }
605 
606 int wl1271_acx_aid(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 aid)
607 {
608 	struct acx_aid *acx_aid;
609 	int ret;
610 
611 	wl1271_debug(DEBUG_ACX, "acx aid");
612 
613 	acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
614 	if (!acx_aid) {
615 		ret = -ENOMEM;
616 		goto out;
617 	}
618 
619 	acx_aid->role_id = wlvif->role_id;
620 	acx_aid->aid = cpu_to_le16(aid);
621 
622 	ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
623 	if (ret < 0) {
624 		wl1271_warning("failed to set aid: %d", ret);
625 		goto out;
626 	}
627 
628 out:
629 	kfree(acx_aid);
630 	return ret;
631 }
632 
633 int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask)
634 {
635 	struct acx_event_mask *mask;
636 	int ret;
637 
638 	wl1271_debug(DEBUG_ACX, "acx event mbox mask");
639 
640 	mask = kzalloc(sizeof(*mask), GFP_KERNEL);
641 	if (!mask) {
642 		ret = -ENOMEM;
643 		goto out;
644 	}
645 
646 	/* high event mask is unused */
647 	mask->high_event_mask = cpu_to_le32(0xffffffff);
648 	mask->event_mask = cpu_to_le32(event_mask);
649 
650 	ret = wl1271_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
651 				   mask, sizeof(*mask));
652 	if (ret < 0) {
653 		wl1271_warning("failed to set acx_event_mbox_mask: %d", ret);
654 		goto out;
655 	}
656 
657 out:
658 	kfree(mask);
659 	return ret;
660 }
661 
662 int wl1271_acx_set_preamble(struct wl1271 *wl, struct wl12xx_vif *wlvif,
663 			    enum acx_preamble_type preamble)
664 {
665 	struct acx_preamble *acx;
666 	int ret;
667 
668 	wl1271_debug(DEBUG_ACX, "acx_set_preamble");
669 
670 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
671 	if (!acx) {
672 		ret = -ENOMEM;
673 		goto out;
674 	}
675 
676 	acx->role_id = wlvif->role_id;
677 	acx->preamble = preamble;
678 
679 	ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
680 	if (ret < 0) {
681 		wl1271_warning("Setting of preamble failed: %d", ret);
682 		goto out;
683 	}
684 
685 out:
686 	kfree(acx);
687 	return ret;
688 }
689 
690 int wl1271_acx_cts_protect(struct wl1271 *wl, struct wl12xx_vif *wlvif,
691 			   enum acx_ctsprotect_type ctsprotect)
692 {
693 	struct acx_ctsprotect *acx;
694 	int ret;
695 
696 	wl1271_debug(DEBUG_ACX, "acx_set_ctsprotect");
697 
698 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
699 	if (!acx) {
700 		ret = -ENOMEM;
701 		goto out;
702 	}
703 
704 	acx->role_id = wlvif->role_id;
705 	acx->ctsprotect = ctsprotect;
706 
707 	ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
708 	if (ret < 0) {
709 		wl1271_warning("Setting of ctsprotect failed: %d", ret);
710 		goto out;
711 	}
712 
713 out:
714 	kfree(acx);
715 	return ret;
716 }
717 
718 int wl1271_acx_statistics(struct wl1271 *wl, void *stats)
719 {
720 	int ret;
721 
722 	wl1271_debug(DEBUG_ACX, "acx statistics");
723 
724 	ret = wl1271_cmd_interrogate(wl, ACX_STATISTICS, stats,
725 				     wl->stats.fw_stats_len);
726 	if (ret < 0) {
727 		wl1271_warning("acx statistics failed: %d", ret);
728 		return -ENOMEM;
729 	}
730 
731 	return 0;
732 }
733 
734 int wl1271_acx_sta_rate_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
735 {
736 	struct acx_rate_policy *acx;
737 	struct conf_tx_rate_class *c = &wl->conf.tx.sta_rc_conf;
738 	int ret = 0;
739 
740 	wl1271_debug(DEBUG_ACX, "acx rate policies");
741 
742 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
743 
744 	if (!acx) {
745 		ret = -ENOMEM;
746 		goto out;
747 	}
748 
749 	wl1271_debug(DEBUG_ACX, "basic_rate: 0x%x, full_rate: 0x%x",
750 		wlvif->basic_rate, wlvif->rate_set);
751 
752 	/* configure one basic rate class */
753 	acx->rate_policy_idx = cpu_to_le32(wlvif->sta.basic_rate_idx);
754 	acx->rate_policy.enabled_rates = cpu_to_le32(wlvif->basic_rate);
755 	acx->rate_policy.short_retry_limit = c->short_retry_limit;
756 	acx->rate_policy.long_retry_limit = c->long_retry_limit;
757 	acx->rate_policy.aflags = c->aflags;
758 
759 	ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
760 	if (ret < 0) {
761 		wl1271_warning("Setting of rate policies failed: %d", ret);
762 		goto out;
763 	}
764 
765 	/* configure one AP supported rate class */
766 	acx->rate_policy_idx = cpu_to_le32(wlvif->sta.ap_rate_idx);
767 
768 	/* the AP policy is HW specific */
769 	acx->rate_policy.enabled_rates =
770 		cpu_to_le32(wlcore_hw_sta_get_ap_rate_mask(wl, wlvif));
771 	acx->rate_policy.short_retry_limit = c->short_retry_limit;
772 	acx->rate_policy.long_retry_limit = c->long_retry_limit;
773 	acx->rate_policy.aflags = c->aflags;
774 
775 	ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
776 	if (ret < 0) {
777 		wl1271_warning("Setting of rate policies failed: %d", ret);
778 		goto out;
779 	}
780 
781 	/*
782 	 * configure one rate class for basic p2p operations.
783 	 * (p2p packets should always go out with OFDM rates, even
784 	 * if we are currently connected to 11b AP)
785 	 */
786 	acx->rate_policy_idx = cpu_to_le32(wlvif->sta.p2p_rate_idx);
787 	acx->rate_policy.enabled_rates =
788 				cpu_to_le32(CONF_TX_RATE_MASK_BASIC_P2P);
789 	acx->rate_policy.short_retry_limit = c->short_retry_limit;
790 	acx->rate_policy.long_retry_limit = c->long_retry_limit;
791 	acx->rate_policy.aflags = c->aflags;
792 
793 	ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
794 	if (ret < 0) {
795 		wl1271_warning("Setting of rate policies failed: %d", ret);
796 		goto out;
797 	}
798 
799 out:
800 	kfree(acx);
801 	return ret;
802 }
803 
804 int wl1271_acx_ap_rate_policy(struct wl1271 *wl, struct conf_tx_rate_class *c,
805 		      u8 idx)
806 {
807 	struct acx_rate_policy *acx;
808 	int ret = 0;
809 
810 	wl1271_debug(DEBUG_ACX, "acx ap rate policy %d rates 0x%x",
811 		     idx, c->enabled_rates);
812 
813 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
814 	if (!acx) {
815 		ret = -ENOMEM;
816 		goto out;
817 	}
818 
819 	acx->rate_policy.enabled_rates = cpu_to_le32(c->enabled_rates);
820 	acx->rate_policy.short_retry_limit = c->short_retry_limit;
821 	acx->rate_policy.long_retry_limit = c->long_retry_limit;
822 	acx->rate_policy.aflags = c->aflags;
823 
824 	acx->rate_policy_idx = cpu_to_le32(idx);
825 
826 	ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
827 	if (ret < 0) {
828 		wl1271_warning("Setting of ap rate policy failed: %d", ret);
829 		goto out;
830 	}
831 
832 out:
833 	kfree(acx);
834 	return ret;
835 }
836 
837 int wl1271_acx_ac_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif,
838 		      u8 ac, u8 cw_min, u16 cw_max, u8 aifsn, u16 txop)
839 {
840 	struct acx_ac_cfg *acx;
841 	int ret = 0;
842 
843 	wl1271_debug(DEBUG_ACX, "acx ac cfg %d cw_ming %d cw_max %d "
844 		     "aifs %d txop %d", ac, cw_min, cw_max, aifsn, txop);
845 
846 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
847 
848 	if (!acx) {
849 		ret = -ENOMEM;
850 		goto out;
851 	}
852 
853 	acx->role_id = wlvif->role_id;
854 	acx->ac = ac;
855 	acx->cw_min = cw_min;
856 	acx->cw_max = cpu_to_le16(cw_max);
857 	acx->aifsn = aifsn;
858 	acx->tx_op_limit = cpu_to_le16(txop);
859 
860 	ret = wl1271_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
861 	if (ret < 0) {
862 		wl1271_warning("acx ac cfg failed: %d", ret);
863 		goto out;
864 	}
865 
866 out:
867 	kfree(acx);
868 	return ret;
869 }
870 
871 int wl1271_acx_tid_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif,
872 		       u8 queue_id, u8 channel_type,
873 		       u8 tsid, u8 ps_scheme, u8 ack_policy,
874 		       u32 apsd_conf0, u32 apsd_conf1)
875 {
876 	struct acx_tid_config *acx;
877 	int ret = 0;
878 
879 	wl1271_debug(DEBUG_ACX, "acx tid config");
880 
881 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
882 
883 	if (!acx) {
884 		ret = -ENOMEM;
885 		goto out;
886 	}
887 
888 	acx->role_id = wlvif->role_id;
889 	acx->queue_id = queue_id;
890 	acx->channel_type = channel_type;
891 	acx->tsid = tsid;
892 	acx->ps_scheme = ps_scheme;
893 	acx->ack_policy = ack_policy;
894 	acx->apsd_conf[0] = cpu_to_le32(apsd_conf0);
895 	acx->apsd_conf[1] = cpu_to_le32(apsd_conf1);
896 
897 	ret = wl1271_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
898 	if (ret < 0) {
899 		wl1271_warning("Setting of tid config failed: %d", ret);
900 		goto out;
901 	}
902 
903 out:
904 	kfree(acx);
905 	return ret;
906 }
907 
908 int wl1271_acx_frag_threshold(struct wl1271 *wl, u32 frag_threshold)
909 {
910 	struct acx_frag_threshold *acx;
911 	int ret = 0;
912 
913 	/*
914 	 * If the fragmentation is not configured or out of range, use the
915 	 * default value.
916 	 */
917 	if (frag_threshold > IEEE80211_MAX_FRAG_THRESHOLD)
918 		frag_threshold = wl->conf.tx.frag_threshold;
919 
920 	wl1271_debug(DEBUG_ACX, "acx frag threshold: %d", frag_threshold);
921 
922 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
923 
924 	if (!acx) {
925 		ret = -ENOMEM;
926 		goto out;
927 	}
928 
929 	acx->frag_threshold = cpu_to_le16((u16)frag_threshold);
930 	ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx));
931 	if (ret < 0) {
932 		wl1271_warning("Setting of frag threshold failed: %d", ret);
933 		goto out;
934 	}
935 
936 out:
937 	kfree(acx);
938 	return ret;
939 }
940 
941 int wl1271_acx_tx_config_options(struct wl1271 *wl)
942 {
943 	struct acx_tx_config_options *acx;
944 	int ret = 0;
945 
946 	wl1271_debug(DEBUG_ACX, "acx tx config options");
947 
948 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
949 
950 	if (!acx) {
951 		ret = -ENOMEM;
952 		goto out;
953 	}
954 
955 	acx->tx_compl_timeout = cpu_to_le16(wl->conf.tx.tx_compl_timeout);
956 	acx->tx_compl_threshold = cpu_to_le16(wl->conf.tx.tx_compl_threshold);
957 	ret = wl1271_cmd_configure(wl, ACX_TX_CONFIG_OPT, acx, sizeof(*acx));
958 	if (ret < 0) {
959 		wl1271_warning("Setting of tx options failed: %d", ret);
960 		goto out;
961 	}
962 
963 out:
964 	kfree(acx);
965 	return ret;
966 }
967 
968 int wl12xx_acx_mem_cfg(struct wl1271 *wl)
969 {
970 	struct wl12xx_acx_config_memory *mem_conf;
971 	struct conf_memory_settings *mem;
972 	int ret;
973 
974 	wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
975 
976 	mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
977 	if (!mem_conf) {
978 		ret = -ENOMEM;
979 		goto out;
980 	}
981 
982 	mem = &wl->conf.mem;
983 
984 	/* memory config */
985 	mem_conf->num_stations = mem->num_stations;
986 	mem_conf->rx_mem_block_num = mem->rx_block_num;
987 	mem_conf->tx_min_mem_block_num = mem->tx_min_block_num;
988 	mem_conf->num_ssid_profiles = mem->ssid_profiles;
989 	mem_conf->total_tx_descriptors = cpu_to_le32(wl->num_tx_desc);
990 	mem_conf->dyn_mem_enable = mem->dynamic_memory;
991 	mem_conf->tx_free_req = mem->min_req_tx_blocks;
992 	mem_conf->rx_free_req = mem->min_req_rx_blocks;
993 	mem_conf->tx_min = mem->tx_min;
994 	mem_conf->fwlog_blocks = wl->conf.fwlog.mem_blocks;
995 
996 	ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
997 				   sizeof(*mem_conf));
998 	if (ret < 0) {
999 		wl1271_warning("wl1271 mem config failed: %d", ret);
1000 		goto out;
1001 	}
1002 
1003 out:
1004 	kfree(mem_conf);
1005 	return ret;
1006 }
1007 EXPORT_SYMBOL_GPL(wl12xx_acx_mem_cfg);
1008 
1009 int wl1271_acx_init_mem_config(struct wl1271 *wl)
1010 {
1011 	int ret;
1012 
1013 	wl->target_mem_map = kzalloc(sizeof(struct wl1271_acx_mem_map),
1014 				     GFP_KERNEL);
1015 	if (!wl->target_mem_map) {
1016 		wl1271_error("couldn't allocate target memory map");
1017 		return -ENOMEM;
1018 	}
1019 
1020 	/* we now ask for the firmware built memory map */
1021 	ret = wl1271_acx_mem_map(wl, (void *)wl->target_mem_map,
1022 				 sizeof(struct wl1271_acx_mem_map));
1023 	if (ret < 0) {
1024 		wl1271_error("couldn't retrieve firmware memory map");
1025 		kfree(wl->target_mem_map);
1026 		wl->target_mem_map = NULL;
1027 		return ret;
1028 	}
1029 
1030 	/* initialize TX block book keeping */
1031 	wl->tx_blocks_available =
1032 		le32_to_cpu(wl->target_mem_map->num_tx_mem_blocks);
1033 	wl1271_debug(DEBUG_TX, "available tx blocks: %d",
1034 		     wl->tx_blocks_available);
1035 
1036 	return 0;
1037 }
1038 EXPORT_SYMBOL_GPL(wl1271_acx_init_mem_config);
1039 
1040 int wl1271_acx_init_rx_interrupt(struct wl1271 *wl)
1041 {
1042 	struct wl1271_acx_rx_config_opt *rx_conf;
1043 	int ret;
1044 
1045 	wl1271_debug(DEBUG_ACX, "wl1271 rx interrupt config");
1046 
1047 	rx_conf = kzalloc(sizeof(*rx_conf), GFP_KERNEL);
1048 	if (!rx_conf) {
1049 		ret = -ENOMEM;
1050 		goto out;
1051 	}
1052 
1053 	rx_conf->threshold = cpu_to_le16(wl->conf.rx.irq_pkt_threshold);
1054 	rx_conf->timeout = cpu_to_le16(wl->conf.rx.irq_timeout);
1055 	rx_conf->mblk_threshold = cpu_to_le16(wl->conf.rx.irq_blk_threshold);
1056 	rx_conf->queue_type = wl->conf.rx.queue_type;
1057 
1058 	ret = wl1271_cmd_configure(wl, ACX_RX_CONFIG_OPT, rx_conf,
1059 				   sizeof(*rx_conf));
1060 	if (ret < 0) {
1061 		wl1271_warning("wl1271 rx config opt failed: %d", ret);
1062 		goto out;
1063 	}
1064 
1065 out:
1066 	kfree(rx_conf);
1067 	return ret;
1068 }
1069 
1070 int wl1271_acx_bet_enable(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1071 			  bool enable)
1072 {
1073 	struct wl1271_acx_bet_enable *acx = NULL;
1074 	int ret = 0;
1075 
1076 	wl1271_debug(DEBUG_ACX, "acx bet enable");
1077 
1078 	if (enable && wl->conf.conn.bet_enable == CONF_BET_MODE_DISABLE)
1079 		goto out;
1080 
1081 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1082 	if (!acx) {
1083 		ret = -ENOMEM;
1084 		goto out;
1085 	}
1086 
1087 	acx->role_id = wlvif->role_id;
1088 	acx->enable = enable ? CONF_BET_MODE_ENABLE : CONF_BET_MODE_DISABLE;
1089 	acx->max_consecutive = wl->conf.conn.bet_max_consecutive;
1090 
1091 	ret = wl1271_cmd_configure(wl, ACX_BET_ENABLE, acx, sizeof(*acx));
1092 	if (ret < 0) {
1093 		wl1271_warning("acx bet enable failed: %d", ret);
1094 		goto out;
1095 	}
1096 
1097 out:
1098 	kfree(acx);
1099 	return ret;
1100 }
1101 
1102 int wl1271_acx_arp_ip_filter(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1103 			     u8 enable, __be32 address)
1104 {
1105 	struct wl1271_acx_arp_filter *acx;
1106 	int ret;
1107 
1108 	wl1271_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);
1109 
1110 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1111 	if (!acx) {
1112 		ret = -ENOMEM;
1113 		goto out;
1114 	}
1115 
1116 	acx->role_id = wlvif->role_id;
1117 	acx->version = ACX_IPV4_VERSION;
1118 	acx->enable = enable;
1119 
1120 	if (enable)
1121 		memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);
1122 
1123 	ret = wl1271_cmd_configure(wl, ACX_ARP_IP_FILTER,
1124 				   acx, sizeof(*acx));
1125 	if (ret < 0) {
1126 		wl1271_warning("failed to set arp ip filter: %d", ret);
1127 		goto out;
1128 	}
1129 
1130 out:
1131 	kfree(acx);
1132 	return ret;
1133 }
1134 
1135 int wl1271_acx_pm_config(struct wl1271 *wl)
1136 {
1137 	struct wl1271_acx_pm_config *acx = NULL;
1138 	struct  conf_pm_config_settings *c = &wl->conf.pm_config;
1139 	int ret = 0;
1140 
1141 	wl1271_debug(DEBUG_ACX, "acx pm config");
1142 
1143 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1144 	if (!acx) {
1145 		ret = -ENOMEM;
1146 		goto out;
1147 	}
1148 
1149 	acx->host_clk_settling_time = cpu_to_le32(c->host_clk_settling_time);
1150 	acx->host_fast_wakeup_support = c->host_fast_wakeup_support;
1151 
1152 	ret = wl1271_cmd_configure(wl, ACX_PM_CONFIG, acx, sizeof(*acx));
1153 	if (ret < 0) {
1154 		wl1271_warning("acx pm config failed: %d", ret);
1155 		goto out;
1156 	}
1157 
1158 out:
1159 	kfree(acx);
1160 	return ret;
1161 }
1162 EXPORT_SYMBOL_GPL(wl1271_acx_pm_config);
1163 
1164 int wl1271_acx_keep_alive_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1165 			       bool enable)
1166 {
1167 	struct wl1271_acx_keep_alive_mode *acx = NULL;
1168 	int ret = 0;
1169 
1170 	wl1271_debug(DEBUG_ACX, "acx keep alive mode: %d", enable);
1171 
1172 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1173 	if (!acx) {
1174 		ret = -ENOMEM;
1175 		goto out;
1176 	}
1177 
1178 	acx->role_id = wlvif->role_id;
1179 	acx->enabled = enable;
1180 
1181 	ret = wl1271_cmd_configure(wl, ACX_KEEP_ALIVE_MODE, acx, sizeof(*acx));
1182 	if (ret < 0) {
1183 		wl1271_warning("acx keep alive mode failed: %d", ret);
1184 		goto out;
1185 	}
1186 
1187 out:
1188 	kfree(acx);
1189 	return ret;
1190 }
1191 
1192 int wl1271_acx_keep_alive_config(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1193 				 u8 index, u8 tpl_valid)
1194 {
1195 	struct wl1271_acx_keep_alive_config *acx = NULL;
1196 	int ret = 0;
1197 
1198 	wl1271_debug(DEBUG_ACX, "acx keep alive config");
1199 
1200 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1201 	if (!acx) {
1202 		ret = -ENOMEM;
1203 		goto out;
1204 	}
1205 
1206 	acx->role_id = wlvif->role_id;
1207 	acx->period = cpu_to_le32(wl->conf.conn.keep_alive_interval);
1208 	acx->index = index;
1209 	acx->tpl_validation = tpl_valid;
1210 	acx->trigger = ACX_KEEP_ALIVE_NO_TX;
1211 
1212 	ret = wl1271_cmd_configure(wl, ACX_SET_KEEP_ALIVE_CONFIG,
1213 				   acx, sizeof(*acx));
1214 	if (ret < 0) {
1215 		wl1271_warning("acx keep alive config failed: %d", ret);
1216 		goto out;
1217 	}
1218 
1219 out:
1220 	kfree(acx);
1221 	return ret;
1222 }
1223 
1224 int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1225 				bool enable, s16 thold, u8 hyst)
1226 {
1227 	struct wl1271_acx_rssi_snr_trigger *acx = NULL;
1228 	int ret = 0;
1229 
1230 	wl1271_debug(DEBUG_ACX, "acx rssi snr trigger");
1231 
1232 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1233 	if (!acx) {
1234 		ret = -ENOMEM;
1235 		goto out;
1236 	}
1237 
1238 	wlvif->last_rssi_event = -1;
1239 
1240 	acx->role_id = wlvif->role_id;
1241 	acx->pacing = cpu_to_le16(wl->conf.roam_trigger.trigger_pacing);
1242 	acx->metric = WL1271_ACX_TRIG_METRIC_RSSI_BEACON;
1243 	acx->type = WL1271_ACX_TRIG_TYPE_EDGE;
1244 	if (enable)
1245 		acx->enable = WL1271_ACX_TRIG_ENABLE;
1246 	else
1247 		acx->enable = WL1271_ACX_TRIG_DISABLE;
1248 
1249 	acx->index = WL1271_ACX_TRIG_IDX_RSSI;
1250 	acx->dir = WL1271_ACX_TRIG_DIR_BIDIR;
1251 	acx->threshold = cpu_to_le16(thold);
1252 	acx->hysteresis = hyst;
1253 
1254 	ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_TRIGGER, acx, sizeof(*acx));
1255 	if (ret < 0) {
1256 		wl1271_warning("acx rssi snr trigger setting failed: %d", ret);
1257 		goto out;
1258 	}
1259 
1260 out:
1261 	kfree(acx);
1262 	return ret;
1263 }
1264 
1265 int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl,
1266 				    struct wl12xx_vif *wlvif)
1267 {
1268 	struct wl1271_acx_rssi_snr_avg_weights *acx = NULL;
1269 	struct conf_roam_trigger_settings *c = &wl->conf.roam_trigger;
1270 	int ret = 0;
1271 
1272 	wl1271_debug(DEBUG_ACX, "acx rssi snr avg weights");
1273 
1274 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1275 	if (!acx) {
1276 		ret = -ENOMEM;
1277 		goto out;
1278 	}
1279 
1280 	acx->role_id = wlvif->role_id;
1281 	acx->rssi_beacon = c->avg_weight_rssi_beacon;
1282 	acx->rssi_data = c->avg_weight_rssi_data;
1283 	acx->snr_beacon = c->avg_weight_snr_beacon;
1284 	acx->snr_data = c->avg_weight_snr_data;
1285 
1286 	ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_WEIGHTS, acx, sizeof(*acx));
1287 	if (ret < 0) {
1288 		wl1271_warning("acx rssi snr trigger weights failed: %d", ret);
1289 		goto out;
1290 	}
1291 
1292 out:
1293 	kfree(acx);
1294 	return ret;
1295 }
1296 
1297 int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
1298 				    struct ieee80211_sta_ht_cap *ht_cap,
1299 				    bool allow_ht_operation, u8 hlid)
1300 {
1301 	struct wl1271_acx_ht_capabilities *acx;
1302 	int ret = 0;
1303 	u32 ht_capabilites = 0;
1304 
1305 	wl1271_debug(DEBUG_ACX, "acx ht capabilities setting "
1306 		     "sta supp: %d sta cap: %d", ht_cap->ht_supported,
1307 		     ht_cap->cap);
1308 
1309 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1310 	if (!acx) {
1311 		ret = -ENOMEM;
1312 		goto out;
1313 	}
1314 
1315 	if (allow_ht_operation && ht_cap->ht_supported) {
1316 		/* no need to translate capabilities - use the spec values */
1317 		ht_capabilites = ht_cap->cap;
1318 
1319 		/*
1320 		 * this bit is not employed by the spec but only by FW to
1321 		 * indicate peer HT support
1322 		 */
1323 		ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION;
1324 
1325 		/* get data from A-MPDU parameters field */
1326 		acx->ampdu_max_length = ht_cap->ampdu_factor;
1327 		acx->ampdu_min_spacing = ht_cap->ampdu_density;
1328 	}
1329 
1330 	acx->hlid = hlid;
1331 	acx->ht_capabilites = cpu_to_le32(ht_capabilites);
1332 
1333 	ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx));
1334 	if (ret < 0) {
1335 		wl1271_warning("acx ht capabilities setting failed: %d", ret);
1336 		goto out;
1337 	}
1338 
1339 out:
1340 	kfree(acx);
1341 	return ret;
1342 }
1343 
1344 int wl1271_acx_set_ht_information(struct wl1271 *wl,
1345 				   struct wl12xx_vif *wlvif,
1346 				   u16 ht_operation_mode)
1347 {
1348 	struct wl1271_acx_ht_information *acx;
1349 	int ret = 0;
1350 
1351 	wl1271_debug(DEBUG_ACX, "acx ht information setting");
1352 
1353 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1354 	if (!acx) {
1355 		ret = -ENOMEM;
1356 		goto out;
1357 	}
1358 
1359 	acx->role_id = wlvif->role_id;
1360 	acx->ht_protection =
1361 		(u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION);
1362 	acx->rifs_mode = 0;
1363 	acx->gf_protection =
1364 		!!(ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
1365 	acx->ht_tx_burst_limit = 0;
1366 	acx->dual_cts_protection = 0;
1367 
1368 	ret = wl1271_cmd_configure(wl, ACX_HT_BSS_OPERATION, acx, sizeof(*acx));
1369 
1370 	if (ret < 0) {
1371 		wl1271_warning("acx ht information setting failed: %d", ret);
1372 		goto out;
1373 	}
1374 
1375 out:
1376 	kfree(acx);
1377 	return ret;
1378 }
1379 
1380 /* Configure BA session initiator/receiver parameters setting in the FW. */
1381 int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl,
1382 				       struct wl12xx_vif *wlvif)
1383 {
1384 	struct wl1271_acx_ba_initiator_policy *acx;
1385 	int ret;
1386 
1387 	wl1271_debug(DEBUG_ACX, "acx ba initiator policy");
1388 
1389 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1390 	if (!acx) {
1391 		ret = -ENOMEM;
1392 		goto out;
1393 	}
1394 
1395 	/* set for the current role */
1396 	acx->role_id = wlvif->role_id;
1397 	acx->tid_bitmap = wl->conf.ht.tx_ba_tid_bitmap;
1398 	acx->win_size = wl->conf.ht.tx_ba_win_size;
1399 	acx->inactivity_timeout = wl->conf.ht.inactivity_timeout;
1400 
1401 	ret = wl1271_cmd_configure(wl,
1402 				   ACX_BA_SESSION_INIT_POLICY,
1403 				   acx,
1404 				   sizeof(*acx));
1405 	if (ret < 0) {
1406 		wl1271_warning("acx ba initiator policy failed: %d", ret);
1407 		goto out;
1408 	}
1409 
1410 out:
1411 	kfree(acx);
1412 	return ret;
1413 }
1414 
1415 /* setup BA session receiver setting in the FW. */
1416 int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index,
1417 				       u16 ssn, bool enable, u8 peer_hlid)
1418 {
1419 	struct wl1271_acx_ba_receiver_setup *acx;
1420 	int ret;
1421 
1422 	wl1271_debug(DEBUG_ACX, "acx ba receiver session setting");
1423 
1424 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1425 	if (!acx) {
1426 		ret = -ENOMEM;
1427 		goto out;
1428 	}
1429 
1430 	acx->hlid = peer_hlid;
1431 	acx->tid = tid_index;
1432 	acx->enable = enable;
1433 	acx->win_size = wl->conf.ht.rx_ba_win_size;
1434 	acx->ssn = ssn;
1435 
1436 	ret = wl1271_cmd_configure(wl, ACX_BA_SESSION_RX_SETUP, acx,
1437 				   sizeof(*acx));
1438 	if (ret < 0) {
1439 		wl1271_warning("acx ba receiver session failed: %d", ret);
1440 		goto out;
1441 	}
1442 
1443 out:
1444 	kfree(acx);
1445 	return ret;
1446 }
1447 
1448 int wl12xx_acx_tsf_info(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1449 			u64 *mactime)
1450 {
1451 	struct wl12xx_acx_fw_tsf_information *tsf_info;
1452 	int ret;
1453 
1454 	tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
1455 	if (!tsf_info) {
1456 		ret = -ENOMEM;
1457 		goto out;
1458 	}
1459 
1460 	tsf_info->role_id = wlvif->role_id;
1461 
1462 	ret = wl1271_cmd_interrogate(wl, ACX_TSF_INFO,
1463 				     tsf_info, sizeof(*tsf_info));
1464 	if (ret < 0) {
1465 		wl1271_warning("acx tsf info interrogate failed");
1466 		goto out;
1467 	}
1468 
1469 	*mactime = le32_to_cpu(tsf_info->current_tsf_low) |
1470 		((u64) le32_to_cpu(tsf_info->current_tsf_high) << 32);
1471 
1472 out:
1473 	kfree(tsf_info);
1474 	return ret;
1475 }
1476 
1477 int wl1271_acx_ps_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1478 			       bool enable)
1479 {
1480 	struct wl1271_acx_ps_rx_streaming *rx_streaming;
1481 	u32 conf_queues, enable_queues;
1482 	int i, ret = 0;
1483 
1484 	wl1271_debug(DEBUG_ACX, "acx ps rx streaming");
1485 
1486 	rx_streaming = kzalloc(sizeof(*rx_streaming), GFP_KERNEL);
1487 	if (!rx_streaming) {
1488 		ret = -ENOMEM;
1489 		goto out;
1490 	}
1491 
1492 	conf_queues = wl->conf.rx_streaming.queues;
1493 	if (enable)
1494 		enable_queues = conf_queues;
1495 	else
1496 		enable_queues = 0;
1497 
1498 	for (i = 0; i < 8; i++) {
1499 		/*
1500 		 * Skip non-changed queues, to avoid redundant acxs.
1501 		 * this check assumes conf.rx_streaming.queues can't
1502 		 * be changed while rx_streaming is enabled.
1503 		 */
1504 		if (!(conf_queues & BIT(i)))
1505 			continue;
1506 
1507 		rx_streaming->role_id = wlvif->role_id;
1508 		rx_streaming->tid = i;
1509 		rx_streaming->enable = enable_queues & BIT(i);
1510 		rx_streaming->period = wl->conf.rx_streaming.interval;
1511 		rx_streaming->timeout = wl->conf.rx_streaming.interval;
1512 
1513 		ret = wl1271_cmd_configure(wl, ACX_PS_RX_STREAMING,
1514 					   rx_streaming,
1515 					   sizeof(*rx_streaming));
1516 		if (ret < 0) {
1517 			wl1271_warning("acx ps rx streaming failed: %d", ret);
1518 			goto out;
1519 		}
1520 	}
1521 out:
1522 	kfree(rx_streaming);
1523 	return ret;
1524 }
1525 
1526 int wl1271_acx_ap_max_tx_retry(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1527 {
1528 	struct wl1271_acx_ap_max_tx_retry *acx = NULL;
1529 	int ret;
1530 
1531 	wl1271_debug(DEBUG_ACX, "acx ap max tx retry");
1532 
1533 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1534 	if (!acx)
1535 		return -ENOMEM;
1536 
1537 	acx->role_id = wlvif->role_id;
1538 	acx->max_tx_retry = cpu_to_le16(wl->conf.tx.max_tx_retries);
1539 
1540 	ret = wl1271_cmd_configure(wl, ACX_MAX_TX_FAILURE, acx, sizeof(*acx));
1541 	if (ret < 0) {
1542 		wl1271_warning("acx ap max tx retry failed: %d", ret);
1543 		goto out;
1544 	}
1545 
1546 out:
1547 	kfree(acx);
1548 	return ret;
1549 }
1550 
1551 int wl12xx_acx_config_ps(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1552 {
1553 	struct wl1271_acx_config_ps *config_ps;
1554 	int ret;
1555 
1556 	wl1271_debug(DEBUG_ACX, "acx config ps");
1557 
1558 	config_ps = kzalloc(sizeof(*config_ps), GFP_KERNEL);
1559 	if (!config_ps) {
1560 		ret = -ENOMEM;
1561 		goto out;
1562 	}
1563 
1564 	config_ps->exit_retries = wl->conf.conn.psm_exit_retries;
1565 	config_ps->enter_retries = wl->conf.conn.psm_entry_retries;
1566 	config_ps->null_data_rate = cpu_to_le32(wlvif->basic_rate);
1567 
1568 	ret = wl1271_cmd_configure(wl, ACX_CONFIG_PS, config_ps,
1569 				   sizeof(*config_ps));
1570 
1571 	if (ret < 0) {
1572 		wl1271_warning("acx config ps failed: %d", ret);
1573 		goto out;
1574 	}
1575 
1576 out:
1577 	kfree(config_ps);
1578 	return ret;
1579 }
1580 
1581 int wl1271_acx_set_inconnection_sta(struct wl1271 *wl, u8 *addr)
1582 {
1583 	struct wl1271_acx_inconnection_sta *acx = NULL;
1584 	int ret;
1585 
1586 	wl1271_debug(DEBUG_ACX, "acx set inconnaction sta %pM", addr);
1587 
1588 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1589 	if (!acx)
1590 		return -ENOMEM;
1591 
1592 	memcpy(acx->addr, addr, ETH_ALEN);
1593 
1594 	ret = wl1271_cmd_configure(wl, ACX_UPDATE_INCONNECTION_STA_LIST,
1595 				   acx, sizeof(*acx));
1596 	if (ret < 0) {
1597 		wl1271_warning("acx set inconnaction sta failed: %d", ret);
1598 		goto out;
1599 	}
1600 
1601 out:
1602 	kfree(acx);
1603 	return ret;
1604 }
1605 
1606 int wl1271_acx_fm_coex(struct wl1271 *wl)
1607 {
1608 	struct wl1271_acx_fm_coex *acx;
1609 	int ret;
1610 
1611 	wl1271_debug(DEBUG_ACX, "acx fm coex setting");
1612 
1613 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1614 	if (!acx) {
1615 		ret = -ENOMEM;
1616 		goto out;
1617 	}
1618 
1619 	acx->enable = wl->conf.fm_coex.enable;
1620 	acx->swallow_period = wl->conf.fm_coex.swallow_period;
1621 	acx->n_divider_fref_set_1 = wl->conf.fm_coex.n_divider_fref_set_1;
1622 	acx->n_divider_fref_set_2 = wl->conf.fm_coex.n_divider_fref_set_2;
1623 	acx->m_divider_fref_set_1 =
1624 		cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_1);
1625 	acx->m_divider_fref_set_2 =
1626 		cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_2);
1627 	acx->coex_pll_stabilization_time =
1628 		cpu_to_le32(wl->conf.fm_coex.coex_pll_stabilization_time);
1629 	acx->ldo_stabilization_time =
1630 		cpu_to_le16(wl->conf.fm_coex.ldo_stabilization_time);
1631 	acx->fm_disturbed_band_margin =
1632 		wl->conf.fm_coex.fm_disturbed_band_margin;
1633 	acx->swallow_clk_diff = wl->conf.fm_coex.swallow_clk_diff;
1634 
1635 	ret = wl1271_cmd_configure(wl, ACX_FM_COEX_CFG, acx, sizeof(*acx));
1636 	if (ret < 0) {
1637 		wl1271_warning("acx fm coex setting failed: %d", ret);
1638 		goto out;
1639 	}
1640 
1641 out:
1642 	kfree(acx);
1643 	return ret;
1644 }
1645 
1646 int wl12xx_acx_set_rate_mgmt_params(struct wl1271 *wl)
1647 {
1648 	struct wl12xx_acx_set_rate_mgmt_params *acx = NULL;
1649 	struct conf_rate_policy_settings *conf = &wl->conf.rate;
1650 	int ret;
1651 
1652 	wl1271_debug(DEBUG_ACX, "acx set rate mgmt params");
1653 
1654 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1655 	if (!acx)
1656 		return -ENOMEM;
1657 
1658 	acx->index = ACX_RATE_MGMT_ALL_PARAMS;
1659 	acx->rate_retry_score = cpu_to_le16(conf->rate_retry_score);
1660 	acx->per_add = cpu_to_le16(conf->per_add);
1661 	acx->per_th1 = cpu_to_le16(conf->per_th1);
1662 	acx->per_th2 = cpu_to_le16(conf->per_th2);
1663 	acx->max_per = cpu_to_le16(conf->max_per);
1664 	acx->inverse_curiosity_factor = conf->inverse_curiosity_factor;
1665 	acx->tx_fail_low_th = conf->tx_fail_low_th;
1666 	acx->tx_fail_high_th = conf->tx_fail_high_th;
1667 	acx->per_alpha_shift = conf->per_alpha_shift;
1668 	acx->per_add_shift = conf->per_add_shift;
1669 	acx->per_beta1_shift = conf->per_beta1_shift;
1670 	acx->per_beta2_shift = conf->per_beta2_shift;
1671 	acx->rate_check_up = conf->rate_check_up;
1672 	acx->rate_check_down = conf->rate_check_down;
1673 	memcpy(acx->rate_retry_policy, conf->rate_retry_policy,
1674 	       sizeof(acx->rate_retry_policy));
1675 
1676 	ret = wl1271_cmd_configure(wl, ACX_SET_RATE_MGMT_PARAMS,
1677 				   acx, sizeof(*acx));
1678 	if (ret < 0) {
1679 		wl1271_warning("acx set rate mgmt params failed: %d", ret);
1680 		goto out;
1681 	}
1682 
1683 out:
1684 	kfree(acx);
1685 	return ret;
1686 }
1687 
1688 int wl12xx_acx_config_hangover(struct wl1271 *wl)
1689 {
1690 	struct wl12xx_acx_config_hangover *acx;
1691 	struct conf_hangover_settings *conf = &wl->conf.hangover;
1692 	int ret;
1693 
1694 	wl1271_debug(DEBUG_ACX, "acx config hangover");
1695 
1696 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1697 	if (!acx) {
1698 		ret = -ENOMEM;
1699 		goto out;
1700 	}
1701 
1702 	acx->recover_time = cpu_to_le32(conf->recover_time);
1703 	acx->hangover_period = conf->hangover_period;
1704 	acx->dynamic_mode = conf->dynamic_mode;
1705 	acx->early_termination_mode = conf->early_termination_mode;
1706 	acx->max_period = conf->max_period;
1707 	acx->min_period = conf->min_period;
1708 	acx->increase_delta = conf->increase_delta;
1709 	acx->decrease_delta = conf->decrease_delta;
1710 	acx->quiet_time = conf->quiet_time;
1711 	acx->increase_time = conf->increase_time;
1712 	acx->window_size = acx->window_size;
1713 
1714 	ret = wl1271_cmd_configure(wl, ACX_CONFIG_HANGOVER, acx,
1715 				   sizeof(*acx));
1716 
1717 	if (ret < 0) {
1718 		wl1271_warning("acx config hangover failed: %d", ret);
1719 		goto out;
1720 	}
1721 
1722 out:
1723 	kfree(acx);
1724 	return ret;
1725 
1726 }
1727 
1728 #ifdef CONFIG_PM
1729 /* Set the global behaviour of RX filters - On/Off + default action */
1730 int wl1271_acx_default_rx_filter_enable(struct wl1271 *wl, bool enable,
1731 					enum rx_filter_action action)
1732 {
1733 	struct acx_default_rx_filter *acx;
1734 	int ret;
1735 
1736 	wl1271_debug(DEBUG_ACX, "acx default rx filter en: %d act: %d",
1737 		     enable, action);
1738 
1739 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1740 	if (!acx)
1741 		return -ENOMEM;
1742 
1743 	acx->enable = enable;
1744 	acx->default_action = action;
1745 
1746 	ret = wl1271_cmd_configure(wl, ACX_ENABLE_RX_DATA_FILTER, acx,
1747 				   sizeof(*acx));
1748 	if (ret < 0) {
1749 		wl1271_warning("acx default rx filter enable failed: %d", ret);
1750 		goto out;
1751 	}
1752 
1753 out:
1754 	kfree(acx);
1755 	return ret;
1756 }
1757 
1758 /* Configure or disable a specific RX filter pattern */
1759 int wl1271_acx_set_rx_filter(struct wl1271 *wl, u8 index, bool enable,
1760 			     struct wl12xx_rx_filter *filter)
1761 {
1762 	struct acx_rx_filter_cfg *acx;
1763 	int fields_size = 0;
1764 	int acx_size;
1765 	int ret;
1766 
1767 	WARN_ON(enable && !filter);
1768 	WARN_ON(index >= WL1271_MAX_RX_FILTERS);
1769 
1770 	wl1271_debug(DEBUG_ACX,
1771 		     "acx set rx filter idx: %d enable: %d filter: %p",
1772 		     index, enable, filter);
1773 
1774 	if (enable) {
1775 		fields_size = wl1271_rx_filter_get_fields_size(filter);
1776 
1777 		wl1271_debug(DEBUG_ACX, "act: %d num_fields: %d field_size: %d",
1778 		      filter->action, filter->num_fields, fields_size);
1779 	}
1780 
1781 	acx_size = ALIGN(sizeof(*acx) + fields_size, 4);
1782 	acx = kzalloc(acx_size, GFP_KERNEL);
1783 
1784 	if (!acx)
1785 		return -ENOMEM;
1786 
1787 	acx->enable = enable;
1788 	acx->index = index;
1789 
1790 	if (enable) {
1791 		acx->num_fields = filter->num_fields;
1792 		acx->action = filter->action;
1793 		wl1271_rx_filter_flatten_fields(filter, acx->fields);
1794 	}
1795 
1796 	wl1271_dump(DEBUG_ACX, "RX_FILTER: ", acx, acx_size);
1797 
1798 	ret = wl1271_cmd_configure(wl, ACX_SET_RX_DATA_FILTER, acx, acx_size);
1799 	if (ret < 0) {
1800 		wl1271_warning("setting rx filter failed: %d", ret);
1801 		goto out;
1802 	}
1803 
1804 out:
1805 	kfree(acx);
1806 	return ret;
1807 }
1808 #endif /* CONFIG_PM */
1809