xref: /openbmc/linux/drivers/net/wireless/ti/wl1251/acx.c (revision 95e9fd10)
1 #include "acx.h"
2 
3 #include <linux/module.h>
4 #include <linux/slab.h>
5 #include <linux/crc7.h>
6 
7 #include "wl1251.h"
8 #include "reg.h"
9 #include "cmd.h"
10 #include "ps.h"
11 
12 int wl1251_acx_frame_rates(struct wl1251 *wl, u8 ctrl_rate, u8 ctrl_mod,
13 			   u8 mgt_rate, u8 mgt_mod)
14 {
15 	struct acx_fw_gen_frame_rates *rates;
16 	int ret;
17 
18 	wl1251_debug(DEBUG_ACX, "acx frame rates");
19 
20 	rates = kzalloc(sizeof(*rates), GFP_KERNEL);
21 	if (!rates) {
22 		ret = -ENOMEM;
23 		goto out;
24 	}
25 
26 	rates->tx_ctrl_frame_rate = ctrl_rate;
27 	rates->tx_ctrl_frame_mod = ctrl_mod;
28 	rates->tx_mgt_frame_rate = mgt_rate;
29 	rates->tx_mgt_frame_mod = mgt_mod;
30 
31 	ret = wl1251_cmd_configure(wl, ACX_FW_GEN_FRAME_RATES,
32 				   rates, sizeof(*rates));
33 	if (ret < 0) {
34 		wl1251_error("Failed to set FW rates and modulation");
35 		goto out;
36 	}
37 
38 out:
39 	kfree(rates);
40 	return ret;
41 }
42 
43 
44 int wl1251_acx_station_id(struct wl1251 *wl)
45 {
46 	struct acx_dot11_station_id *mac;
47 	int ret, i;
48 
49 	wl1251_debug(DEBUG_ACX, "acx dot11_station_id");
50 
51 	mac = kzalloc(sizeof(*mac), GFP_KERNEL);
52 	if (!mac) {
53 		ret = -ENOMEM;
54 		goto out;
55 	}
56 
57 	for (i = 0; i < ETH_ALEN; i++)
58 		mac->mac[i] = wl->mac_addr[ETH_ALEN - 1 - i];
59 
60 	ret = wl1251_cmd_configure(wl, DOT11_STATION_ID, mac, sizeof(*mac));
61 	if (ret < 0)
62 		goto out;
63 
64 out:
65 	kfree(mac);
66 	return ret;
67 }
68 
69 int wl1251_acx_default_key(struct wl1251 *wl, u8 key_id)
70 {
71 	struct acx_dot11_default_key *default_key;
72 	int ret;
73 
74 	wl1251_debug(DEBUG_ACX, "acx dot11_default_key (%d)", key_id);
75 
76 	default_key = kzalloc(sizeof(*default_key), GFP_KERNEL);
77 	if (!default_key) {
78 		ret = -ENOMEM;
79 		goto out;
80 	}
81 
82 	default_key->id = key_id;
83 
84 	ret = wl1251_cmd_configure(wl, DOT11_DEFAULT_KEY,
85 				   default_key, sizeof(*default_key));
86 	if (ret < 0) {
87 		wl1251_error("Couldn't set default key");
88 		goto out;
89 	}
90 
91 	wl->default_key = key_id;
92 
93 out:
94 	kfree(default_key);
95 	return ret;
96 }
97 
98 int wl1251_acx_wake_up_conditions(struct wl1251 *wl, u8 wake_up_event,
99 				  u8 listen_interval)
100 {
101 	struct acx_wake_up_condition *wake_up;
102 	int ret;
103 
104 	wl1251_debug(DEBUG_ACX, "acx wake up conditions");
105 
106 	wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
107 	if (!wake_up) {
108 		ret = -ENOMEM;
109 		goto out;
110 	}
111 
112 	wake_up->wake_up_event = wake_up_event;
113 	wake_up->listen_interval = listen_interval;
114 
115 	ret = wl1251_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
116 				   wake_up, sizeof(*wake_up));
117 	if (ret < 0) {
118 		wl1251_warning("could not set wake up conditions: %d", ret);
119 		goto out;
120 	}
121 
122 out:
123 	kfree(wake_up);
124 	return ret;
125 }
126 
127 int wl1251_acx_sleep_auth(struct wl1251 *wl, u8 sleep_auth)
128 {
129 	struct acx_sleep_auth *auth;
130 	int ret;
131 
132 	wl1251_debug(DEBUG_ACX, "acx sleep auth");
133 
134 	auth = kzalloc(sizeof(*auth), GFP_KERNEL);
135 	if (!auth) {
136 		ret = -ENOMEM;
137 		goto out;
138 	}
139 
140 	auth->sleep_auth = sleep_auth;
141 
142 	ret = wl1251_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
143 
144 out:
145 	kfree(auth);
146 	return ret;
147 }
148 
149 int wl1251_acx_fw_version(struct wl1251 *wl, char *buf, size_t len)
150 {
151 	struct acx_revision *rev;
152 	int ret;
153 
154 	wl1251_debug(DEBUG_ACX, "acx fw rev");
155 
156 	rev = kzalloc(sizeof(*rev), GFP_KERNEL);
157 	if (!rev) {
158 		ret = -ENOMEM;
159 		goto out;
160 	}
161 
162 	ret = wl1251_cmd_interrogate(wl, ACX_FW_REV, rev, sizeof(*rev));
163 	if (ret < 0) {
164 		wl1251_warning("ACX_FW_REV interrogate failed");
165 		goto out;
166 	}
167 
168 	/* be careful with the buffer sizes */
169 	strncpy(buf, rev->fw_version, min(len, sizeof(rev->fw_version)));
170 
171 	/*
172 	 * if the firmware version string is exactly
173 	 * sizeof(rev->fw_version) long or fw_len is less than
174 	 * sizeof(rev->fw_version) it won't be null terminated
175 	 */
176 	buf[min(len, sizeof(rev->fw_version)) - 1] = '\0';
177 
178 out:
179 	kfree(rev);
180 	return ret;
181 }
182 
183 int wl1251_acx_tx_power(struct wl1251 *wl, int power)
184 {
185 	struct acx_current_tx_power *acx;
186 	int ret;
187 
188 	wl1251_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr");
189 
190 	if (power < 0 || power > 25)
191 		return -EINVAL;
192 
193 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
194 	if (!acx) {
195 		ret = -ENOMEM;
196 		goto out;
197 	}
198 
199 	acx->current_tx_power = power * 10;
200 
201 	ret = wl1251_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
202 	if (ret < 0) {
203 		wl1251_warning("configure of tx power failed: %d", ret);
204 		goto out;
205 	}
206 
207 out:
208 	kfree(acx);
209 	return ret;
210 }
211 
212 int wl1251_acx_feature_cfg(struct wl1251 *wl)
213 {
214 	struct acx_feature_config *feature;
215 	int ret;
216 
217 	wl1251_debug(DEBUG_ACX, "acx feature cfg");
218 
219 	feature = kzalloc(sizeof(*feature), GFP_KERNEL);
220 	if (!feature) {
221 		ret = -ENOMEM;
222 		goto out;
223 	}
224 
225 	/* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
226 	feature->data_flow_options = 0;
227 	feature->options = 0;
228 
229 	ret = wl1251_cmd_configure(wl, ACX_FEATURE_CFG,
230 				   feature, sizeof(*feature));
231 	if (ret < 0) {
232 		wl1251_error("Couldn't set HW encryption");
233 		goto out;
234 	}
235 
236 out:
237 	kfree(feature);
238 	return ret;
239 }
240 
241 int wl1251_acx_mem_map(struct wl1251 *wl, struct acx_header *mem_map,
242 		       size_t len)
243 {
244 	int ret;
245 
246 	wl1251_debug(DEBUG_ACX, "acx mem map");
247 
248 	ret = wl1251_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
249 	if (ret < 0)
250 		return ret;
251 
252 	return 0;
253 }
254 
255 int wl1251_acx_data_path_params(struct wl1251 *wl,
256 				struct acx_data_path_params_resp *resp)
257 {
258 	struct acx_data_path_params *params;
259 	int ret;
260 
261 	wl1251_debug(DEBUG_ACX, "acx data path params");
262 
263 	params = kzalloc(sizeof(*params), GFP_KERNEL);
264 	if (!params) {
265 		ret = -ENOMEM;
266 		goto out;
267 	}
268 
269 	params->rx_packet_ring_chunk_size = DP_RX_PACKET_RING_CHUNK_SIZE;
270 	params->tx_packet_ring_chunk_size = DP_TX_PACKET_RING_CHUNK_SIZE;
271 
272 	params->rx_packet_ring_chunk_num = DP_RX_PACKET_RING_CHUNK_NUM;
273 	params->tx_packet_ring_chunk_num = DP_TX_PACKET_RING_CHUNK_NUM;
274 
275 	params->tx_complete_threshold = 1;
276 
277 	params->tx_complete_ring_depth = FW_TX_CMPLT_BLOCK_SIZE;
278 
279 	params->tx_complete_timeout = DP_TX_COMPLETE_TIME_OUT;
280 
281 	ret = wl1251_cmd_configure(wl, ACX_DATA_PATH_PARAMS,
282 				   params, sizeof(*params));
283 	if (ret < 0)
284 		goto out;
285 
286 	/* FIXME: shouldn't this be ACX_DATA_PATH_RESP_PARAMS? */
287 	ret = wl1251_cmd_interrogate(wl, ACX_DATA_PATH_PARAMS,
288 				     resp, sizeof(*resp));
289 
290 	if (ret < 0) {
291 		wl1251_warning("failed to read data path parameters: %d", ret);
292 		goto out;
293 	} else if (resp->header.cmd.status != CMD_STATUS_SUCCESS) {
294 		wl1251_warning("data path parameter acx status failed");
295 		ret = -EIO;
296 		goto out;
297 	}
298 
299 out:
300 	kfree(params);
301 	return ret;
302 }
303 
304 int wl1251_acx_rx_msdu_life_time(struct wl1251 *wl, u32 life_time)
305 {
306 	struct acx_rx_msdu_lifetime *acx;
307 	int ret;
308 
309 	wl1251_debug(DEBUG_ACX, "acx rx msdu life time");
310 
311 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
312 	if (!acx) {
313 		ret = -ENOMEM;
314 		goto out;
315 	}
316 
317 	acx->lifetime = life_time;
318 	ret = wl1251_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
319 				   acx, sizeof(*acx));
320 	if (ret < 0) {
321 		wl1251_warning("failed to set rx msdu life time: %d", ret);
322 		goto out;
323 	}
324 
325 out:
326 	kfree(acx);
327 	return ret;
328 }
329 
330 int wl1251_acx_rx_config(struct wl1251 *wl, u32 config, u32 filter)
331 {
332 	struct acx_rx_config *rx_config;
333 	int ret;
334 
335 	wl1251_debug(DEBUG_ACX, "acx rx config");
336 
337 	rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL);
338 	if (!rx_config) {
339 		ret = -ENOMEM;
340 		goto out;
341 	}
342 
343 	rx_config->config_options = config;
344 	rx_config->filter_options = filter;
345 
346 	ret = wl1251_cmd_configure(wl, ACX_RX_CFG,
347 				   rx_config, sizeof(*rx_config));
348 	if (ret < 0) {
349 		wl1251_warning("failed to set rx config: %d", ret);
350 		goto out;
351 	}
352 
353 out:
354 	kfree(rx_config);
355 	return ret;
356 }
357 
358 int wl1251_acx_pd_threshold(struct wl1251 *wl)
359 {
360 	struct acx_packet_detection *pd;
361 	int ret;
362 
363 	wl1251_debug(DEBUG_ACX, "acx data pd threshold");
364 
365 	pd = kzalloc(sizeof(*pd), GFP_KERNEL);
366 	if (!pd) {
367 		ret = -ENOMEM;
368 		goto out;
369 	}
370 
371 	/* FIXME: threshold value not set */
372 
373 	ret = wl1251_cmd_configure(wl, ACX_PD_THRESHOLD, pd, sizeof(*pd));
374 	if (ret < 0) {
375 		wl1251_warning("failed to set pd threshold: %d", ret);
376 		goto out;
377 	}
378 
379 out:
380 	kfree(pd);
381 	return ret;
382 }
383 
384 int wl1251_acx_slot(struct wl1251 *wl, enum acx_slot_type slot_time)
385 {
386 	struct acx_slot *slot;
387 	int ret;
388 
389 	wl1251_debug(DEBUG_ACX, "acx slot");
390 
391 	slot = kzalloc(sizeof(*slot), GFP_KERNEL);
392 	if (!slot) {
393 		ret = -ENOMEM;
394 		goto out;
395 	}
396 
397 	slot->wone_index = STATION_WONE_INDEX;
398 	slot->slot_time = slot_time;
399 
400 	ret = wl1251_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
401 	if (ret < 0) {
402 		wl1251_warning("failed to set slot time: %d", ret);
403 		goto out;
404 	}
405 
406 out:
407 	kfree(slot);
408 	return ret;
409 }
410 
411 int wl1251_acx_group_address_tbl(struct wl1251 *wl)
412 {
413 	struct acx_dot11_grp_addr_tbl *acx;
414 	int ret;
415 
416 	wl1251_debug(DEBUG_ACX, "acx group address tbl");
417 
418 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
419 	if (!acx) {
420 		ret = -ENOMEM;
421 		goto out;
422 	}
423 
424 	/* MAC filtering */
425 	acx->enabled = 0;
426 	acx->num_groups = 0;
427 	memset(acx->mac_table, 0, ADDRESS_GROUP_MAX_LEN);
428 
429 	ret = wl1251_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
430 				   acx, sizeof(*acx));
431 	if (ret < 0) {
432 		wl1251_warning("failed to set group addr table: %d", ret);
433 		goto out;
434 	}
435 
436 out:
437 	kfree(acx);
438 	return ret;
439 }
440 
441 int wl1251_acx_service_period_timeout(struct wl1251 *wl)
442 {
443 	struct acx_rx_timeout *rx_timeout;
444 	int ret;
445 
446 	rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
447 	if (!rx_timeout) {
448 		ret = -ENOMEM;
449 		goto out;
450 	}
451 
452 	wl1251_debug(DEBUG_ACX, "acx service period timeout");
453 
454 	rx_timeout->ps_poll_timeout = RX_TIMEOUT_PS_POLL_DEF;
455 	rx_timeout->upsd_timeout = RX_TIMEOUT_UPSD_DEF;
456 
457 	ret = wl1251_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
458 				   rx_timeout, sizeof(*rx_timeout));
459 	if (ret < 0) {
460 		wl1251_warning("failed to set service period timeout: %d",
461 			       ret);
462 		goto out;
463 	}
464 
465 out:
466 	kfree(rx_timeout);
467 	return ret;
468 }
469 
470 int wl1251_acx_rts_threshold(struct wl1251 *wl, u16 rts_threshold)
471 {
472 	struct acx_rts_threshold *rts;
473 	int ret;
474 
475 	wl1251_debug(DEBUG_ACX, "acx rts threshold");
476 
477 	rts = kzalloc(sizeof(*rts), GFP_KERNEL);
478 	if (!rts) {
479 		ret = -ENOMEM;
480 		goto out;
481 	}
482 
483 	rts->threshold = rts_threshold;
484 
485 	ret = wl1251_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
486 	if (ret < 0) {
487 		wl1251_warning("failed to set rts threshold: %d", ret);
488 		goto out;
489 	}
490 
491 out:
492 	kfree(rts);
493 	return ret;
494 }
495 
496 int wl1251_acx_beacon_filter_opt(struct wl1251 *wl, bool enable_filter)
497 {
498 	struct acx_beacon_filter_option *beacon_filter;
499 	int ret;
500 
501 	wl1251_debug(DEBUG_ACX, "acx beacon filter opt");
502 
503 	beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
504 	if (!beacon_filter) {
505 		ret = -ENOMEM;
506 		goto out;
507 	}
508 
509 	beacon_filter->enable = enable_filter;
510 	beacon_filter->max_num_beacons = 0;
511 
512 	ret = wl1251_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
513 				   beacon_filter, sizeof(*beacon_filter));
514 	if (ret < 0) {
515 		wl1251_warning("failed to set beacon filter opt: %d", ret);
516 		goto out;
517 	}
518 
519 out:
520 	kfree(beacon_filter);
521 	return ret;
522 }
523 
524 int wl1251_acx_beacon_filter_table(struct wl1251 *wl)
525 {
526 	struct acx_beacon_filter_ie_table *ie_table;
527 	int idx = 0;
528 	int ret;
529 
530 	wl1251_debug(DEBUG_ACX, "acx beacon filter table");
531 
532 	ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
533 	if (!ie_table) {
534 		ret = -ENOMEM;
535 		goto out;
536 	}
537 
538 	/* configure default beacon pass-through rules */
539 	ie_table->num_ie = 1;
540 	ie_table->table[idx++] = BEACON_FILTER_IE_ID_CHANNEL_SWITCH_ANN;
541 	ie_table->table[idx++] = BEACON_RULE_PASS_ON_APPEARANCE;
542 
543 	ret = wl1251_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
544 				   ie_table, sizeof(*ie_table));
545 	if (ret < 0) {
546 		wl1251_warning("failed to set beacon filter table: %d", ret);
547 		goto out;
548 	}
549 
550 out:
551 	kfree(ie_table);
552 	return ret;
553 }
554 
555 int wl1251_acx_conn_monit_params(struct wl1251 *wl)
556 {
557 	struct acx_conn_monit_params *acx;
558 	int ret;
559 
560 	wl1251_debug(DEBUG_ACX, "acx connection monitor parameters");
561 
562 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
563 	if (!acx) {
564 		ret = -ENOMEM;
565 		goto out;
566 	}
567 
568 	acx->synch_fail_thold = SYNCH_FAIL_DEFAULT_THRESHOLD;
569 	acx->bss_lose_timeout = NO_BEACON_DEFAULT_TIMEOUT;
570 
571 	ret = wl1251_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
572 				   acx, sizeof(*acx));
573 	if (ret < 0) {
574 		wl1251_warning("failed to set connection monitor "
575 			       "parameters: %d", ret);
576 		goto out;
577 	}
578 
579 out:
580 	kfree(acx);
581 	return ret;
582 }
583 
584 int wl1251_acx_sg_enable(struct wl1251 *wl)
585 {
586 	struct acx_bt_wlan_coex *pta;
587 	int ret;
588 
589 	wl1251_debug(DEBUG_ACX, "acx sg enable");
590 
591 	pta = kzalloc(sizeof(*pta), GFP_KERNEL);
592 	if (!pta) {
593 		ret = -ENOMEM;
594 		goto out;
595 	}
596 
597 	pta->enable = SG_ENABLE;
598 
599 	ret = wl1251_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
600 	if (ret < 0) {
601 		wl1251_warning("failed to set softgemini enable: %d", ret);
602 		goto out;
603 	}
604 
605 out:
606 	kfree(pta);
607 	return ret;
608 }
609 
610 int wl1251_acx_sg_cfg(struct wl1251 *wl)
611 {
612 	struct acx_bt_wlan_coex_param *param;
613 	int ret;
614 
615 	wl1251_debug(DEBUG_ACX, "acx sg cfg");
616 
617 	param = kzalloc(sizeof(*param), GFP_KERNEL);
618 	if (!param) {
619 		ret = -ENOMEM;
620 		goto out;
621 	}
622 
623 	/* BT-WLAN coext parameters */
624 	param->min_rate = RATE_INDEX_24MBPS;
625 	param->bt_hp_max_time = PTA_BT_HP_MAXTIME_DEF;
626 	param->wlan_hp_max_time = PTA_WLAN_HP_MAX_TIME_DEF;
627 	param->sense_disable_timer = PTA_SENSE_DISABLE_TIMER_DEF;
628 	param->rx_time_bt_hp = PTA_PROTECTIVE_RX_TIME_DEF;
629 	param->tx_time_bt_hp = PTA_PROTECTIVE_TX_TIME_DEF;
630 	param->rx_time_bt_hp_fast = PTA_PROTECTIVE_RX_TIME_FAST_DEF;
631 	param->tx_time_bt_hp_fast = PTA_PROTECTIVE_TX_TIME_FAST_DEF;
632 	param->wlan_cycle_fast = PTA_CYCLE_TIME_FAST_DEF;
633 	param->bt_anti_starvation_period = PTA_ANTI_STARVE_PERIOD_DEF;
634 	param->next_bt_lp_packet = PTA_TIMEOUT_NEXT_BT_LP_PACKET_DEF;
635 	param->wake_up_beacon = PTA_TIME_BEFORE_BEACON_DEF;
636 	param->hp_dm_max_guard_time = PTA_HPDM_MAX_TIME_DEF;
637 	param->next_wlan_packet = PTA_TIME_OUT_NEXT_WLAN_DEF;
638 	param->antenna_type = PTA_ANTENNA_TYPE_DEF;
639 	param->signal_type = PTA_SIGNALING_TYPE_DEF;
640 	param->afh_leverage_on = PTA_AFH_LEVERAGE_ON_DEF;
641 	param->quiet_cycle_num = PTA_NUMBER_QUIET_CYCLE_DEF;
642 	param->max_cts = PTA_MAX_NUM_CTS_DEF;
643 	param->wlan_packets_num = PTA_NUMBER_OF_WLAN_PACKETS_DEF;
644 	param->bt_packets_num = PTA_NUMBER_OF_BT_PACKETS_DEF;
645 	param->missed_rx_avalanche = PTA_RX_FOR_AVALANCHE_DEF;
646 	param->wlan_elp_hp = PTA_ELP_HP_DEF;
647 	param->bt_anti_starvation_cycles = PTA_ANTI_STARVE_NUM_CYCLE_DEF;
648 	param->ack_mode_dual_ant = PTA_ACK_MODE_DEF;
649 	param->pa_sd_enable = PTA_ALLOW_PA_SD_DEF;
650 	param->pta_auto_mode_enable = PTA_AUTO_MODE_NO_CTS_DEF;
651 	param->bt_hp_respected_num = PTA_BT_HP_RESPECTED_DEF;
652 
653 	ret = wl1251_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
654 	if (ret < 0) {
655 		wl1251_warning("failed to set sg config: %d", ret);
656 		goto out;
657 	}
658 
659 out:
660 	kfree(param);
661 	return ret;
662 }
663 
664 int wl1251_acx_cca_threshold(struct wl1251 *wl)
665 {
666 	struct acx_energy_detection *detection;
667 	int ret;
668 
669 	wl1251_debug(DEBUG_ACX, "acx cca threshold");
670 
671 	detection = kzalloc(sizeof(*detection), GFP_KERNEL);
672 	if (!detection) {
673 		ret = -ENOMEM;
674 		goto out;
675 	}
676 
677 	detection->rx_cca_threshold = CCA_THRSH_DISABLE_ENERGY_D;
678 	detection->tx_energy_detection = 0;
679 
680 	ret = wl1251_cmd_configure(wl, ACX_CCA_THRESHOLD,
681 				   detection, sizeof(*detection));
682 	if (ret < 0)
683 		wl1251_warning("failed to set cca threshold: %d", ret);
684 
685 out:
686 	kfree(detection);
687 	return ret;
688 }
689 
690 int wl1251_acx_bcn_dtim_options(struct wl1251 *wl)
691 {
692 	struct acx_beacon_broadcast *bb;
693 	int ret;
694 
695 	wl1251_debug(DEBUG_ACX, "acx bcn dtim options");
696 
697 	bb = kzalloc(sizeof(*bb), GFP_KERNEL);
698 	if (!bb) {
699 		ret = -ENOMEM;
700 		goto out;
701 	}
702 
703 	bb->beacon_rx_timeout = BCN_RX_TIMEOUT_DEF_VALUE;
704 	bb->broadcast_timeout = BROADCAST_RX_TIMEOUT_DEF_VALUE;
705 	bb->rx_broadcast_in_ps = RX_BROADCAST_IN_PS_DEF_VALUE;
706 	bb->ps_poll_threshold = CONSECUTIVE_PS_POLL_FAILURE_DEF;
707 
708 	ret = wl1251_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
709 	if (ret < 0) {
710 		wl1251_warning("failed to set rx config: %d", ret);
711 		goto out;
712 	}
713 
714 out:
715 	kfree(bb);
716 	return ret;
717 }
718 
719 int wl1251_acx_aid(struct wl1251 *wl, u16 aid)
720 {
721 	struct acx_aid *acx_aid;
722 	int ret;
723 
724 	wl1251_debug(DEBUG_ACX, "acx aid");
725 
726 	acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
727 	if (!acx_aid) {
728 		ret = -ENOMEM;
729 		goto out;
730 	}
731 
732 	acx_aid->aid = aid;
733 
734 	ret = wl1251_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
735 	if (ret < 0) {
736 		wl1251_warning("failed to set aid: %d", ret);
737 		goto out;
738 	}
739 
740 out:
741 	kfree(acx_aid);
742 	return ret;
743 }
744 
745 int wl1251_acx_event_mbox_mask(struct wl1251 *wl, u32 event_mask)
746 {
747 	struct acx_event_mask *mask;
748 	int ret;
749 
750 	wl1251_debug(DEBUG_ACX, "acx event mbox mask");
751 
752 	mask = kzalloc(sizeof(*mask), GFP_KERNEL);
753 	if (!mask) {
754 		ret = -ENOMEM;
755 		goto out;
756 	}
757 
758 	/* high event mask is unused */
759 	mask->high_event_mask = 0xffffffff;
760 
761 	mask->event_mask = event_mask;
762 
763 	ret = wl1251_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
764 				   mask, sizeof(*mask));
765 	if (ret < 0) {
766 		wl1251_warning("failed to set acx_event_mbox_mask: %d", ret);
767 		goto out;
768 	}
769 
770 out:
771 	kfree(mask);
772 	return ret;
773 }
774 
775 int wl1251_acx_low_rssi(struct wl1251 *wl, s8 threshold, u8 weight,
776 			u8 depth, enum wl1251_acx_low_rssi_type type)
777 {
778 	struct acx_low_rssi *rssi;
779 	int ret;
780 
781 	wl1251_debug(DEBUG_ACX, "acx low rssi");
782 
783 	rssi = kzalloc(sizeof(*rssi), GFP_KERNEL);
784 	if (!rssi)
785 		return -ENOMEM;
786 
787 	rssi->threshold = threshold;
788 	rssi->weight = weight;
789 	rssi->depth = depth;
790 	rssi->type = type;
791 
792 	ret = wl1251_cmd_configure(wl, ACX_LOW_RSSI, rssi, sizeof(*rssi));
793 	if (ret < 0)
794 		wl1251_warning("failed to set low rssi threshold: %d", ret);
795 
796 	kfree(rssi);
797 	return ret;
798 }
799 
800 int wl1251_acx_set_preamble(struct wl1251 *wl, enum acx_preamble_type preamble)
801 {
802 	struct acx_preamble *acx;
803 	int ret;
804 
805 	wl1251_debug(DEBUG_ACX, "acx_set_preamble");
806 
807 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
808 	if (!acx) {
809 		ret = -ENOMEM;
810 		goto out;
811 	}
812 
813 	acx->preamble = preamble;
814 
815 	ret = wl1251_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
816 	if (ret < 0) {
817 		wl1251_warning("Setting of preamble failed: %d", ret);
818 		goto out;
819 	}
820 
821 out:
822 	kfree(acx);
823 	return ret;
824 }
825 
826 int wl1251_acx_cts_protect(struct wl1251 *wl,
827 			   enum acx_ctsprotect_type ctsprotect)
828 {
829 	struct acx_ctsprotect *acx;
830 	int ret;
831 
832 	wl1251_debug(DEBUG_ACX, "acx_set_ctsprotect");
833 
834 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
835 	if (!acx) {
836 		ret = -ENOMEM;
837 		goto out;
838 	}
839 
840 	acx->ctsprotect = ctsprotect;
841 
842 	ret = wl1251_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
843 	if (ret < 0) {
844 		wl1251_warning("Setting of ctsprotect failed: %d", ret);
845 		goto out;
846 	}
847 
848 out:
849 	kfree(acx);
850 	return ret;
851 }
852 
853 int wl1251_acx_tsf_info(struct wl1251 *wl, u64 *mactime)
854 {
855 	struct acx_tsf_info *tsf_info;
856 	int ret;
857 
858 	tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
859 	if (!tsf_info) {
860 		ret = -ENOMEM;
861 		goto out;
862 	}
863 
864 	ret = wl1251_cmd_interrogate(wl, ACX_TSF_INFO,
865 				     tsf_info, sizeof(*tsf_info));
866 	if (ret < 0) {
867 		wl1251_warning("ACX_FW_REV interrogate failed");
868 		goto out;
869 	}
870 
871 	*mactime = tsf_info->current_tsf_lsb |
872 		((u64)tsf_info->current_tsf_msb << 32);
873 
874 out:
875 	kfree(tsf_info);
876 	return ret;
877 }
878 
879 int wl1251_acx_statistics(struct wl1251 *wl, struct acx_statistics *stats)
880 {
881 	int ret;
882 
883 	wl1251_debug(DEBUG_ACX, "acx statistics");
884 
885 	ret = wl1251_cmd_interrogate(wl, ACX_STATISTICS, stats,
886 				     sizeof(*stats));
887 	if (ret < 0) {
888 		wl1251_warning("acx statistics failed: %d", ret);
889 		return -ENOMEM;
890 	}
891 
892 	return 0;
893 }
894 
895 int wl1251_acx_rate_policies(struct wl1251 *wl)
896 {
897 	struct acx_rate_policy *acx;
898 	int ret = 0;
899 
900 	wl1251_debug(DEBUG_ACX, "acx rate policies");
901 
902 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
903 
904 	if (!acx) {
905 		ret = -ENOMEM;
906 		goto out;
907 	}
908 
909 	/* configure one default (one-size-fits-all) rate class */
910 	acx->rate_class_cnt = 1;
911 	acx->rate_class[0].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
912 	acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
913 	acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
914 	acx->rate_class[0].aflags = 0;
915 
916 	ret = wl1251_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
917 	if (ret < 0) {
918 		wl1251_warning("Setting of rate policies failed: %d", ret);
919 		goto out;
920 	}
921 
922 out:
923 	kfree(acx);
924 	return ret;
925 }
926 
927 int wl1251_acx_mem_cfg(struct wl1251 *wl)
928 {
929 	struct wl1251_acx_config_memory *mem_conf;
930 	int ret, i;
931 
932 	wl1251_debug(DEBUG_ACX, "acx mem cfg");
933 
934 	mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
935 	if (!mem_conf) {
936 		ret = -ENOMEM;
937 		goto out;
938 	}
939 
940 	/* memory config */
941 	mem_conf->mem_config.num_stations = cpu_to_le16(DEFAULT_NUM_STATIONS);
942 	mem_conf->mem_config.rx_mem_block_num = 35;
943 	mem_conf->mem_config.tx_min_mem_block_num = 64;
944 	mem_conf->mem_config.num_tx_queues = MAX_TX_QUEUES;
945 	mem_conf->mem_config.host_if_options = HOSTIF_PKT_RING;
946 	mem_conf->mem_config.num_ssid_profiles = 1;
947 	mem_conf->mem_config.debug_buffer_size =
948 		cpu_to_le16(TRACE_BUFFER_MAX_SIZE);
949 
950 	/* RX queue config */
951 	mem_conf->rx_queue_config.dma_address = 0;
952 	mem_conf->rx_queue_config.num_descs = ACX_RX_DESC_DEF;
953 	mem_conf->rx_queue_config.priority = DEFAULT_RXQ_PRIORITY;
954 	mem_conf->rx_queue_config.type = DEFAULT_RXQ_TYPE;
955 
956 	/* TX queue config */
957 	for (i = 0; i < MAX_TX_QUEUES; i++) {
958 		mem_conf->tx_queue_config[i].num_descs = ACX_TX_DESC_DEF;
959 		mem_conf->tx_queue_config[i].attributes = i;
960 	}
961 
962 	ret = wl1251_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
963 				   sizeof(*mem_conf));
964 	if (ret < 0) {
965 		wl1251_warning("wl1251 mem config failed: %d", ret);
966 		goto out;
967 	}
968 
969 out:
970 	kfree(mem_conf);
971 	return ret;
972 }
973 
974 int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim)
975 {
976 	struct wl1251_acx_wr_tbtt_and_dtim *acx;
977 	int ret;
978 
979 	wl1251_debug(DEBUG_ACX, "acx tbtt and dtim");
980 
981 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
982 	if (!acx) {
983 		ret = -ENOMEM;
984 		goto out;
985 	}
986 
987 	acx->tbtt = tbtt;
988 	acx->dtim = dtim;
989 
990 	ret = wl1251_cmd_configure(wl, ACX_WR_TBTT_AND_DTIM,
991 				   acx, sizeof(*acx));
992 	if (ret < 0) {
993 		wl1251_warning("failed to set tbtt and dtim: %d", ret);
994 		goto out;
995 	}
996 
997 out:
998 	kfree(acx);
999 	return ret;
1000 }
1001 
1002 int wl1251_acx_bet_enable(struct wl1251 *wl, enum wl1251_acx_bet_mode mode,
1003 			  u8 max_consecutive)
1004 {
1005 	struct wl1251_acx_bet_enable *acx;
1006 	int ret;
1007 
1008 	wl1251_debug(DEBUG_ACX, "acx bet enable");
1009 
1010 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1011 	if (!acx) {
1012 		ret = -ENOMEM;
1013 		goto out;
1014 	}
1015 
1016 	acx->enable = mode;
1017 	acx->max_consecutive = max_consecutive;
1018 
1019 	ret = wl1251_cmd_configure(wl, ACX_BET_ENABLE, acx, sizeof(*acx));
1020 	if (ret < 0) {
1021 		wl1251_warning("wl1251 acx bet enable failed: %d", ret);
1022 		goto out;
1023 	}
1024 
1025 out:
1026 	kfree(acx);
1027 	return ret;
1028 }
1029 
1030 int wl1251_acx_ac_cfg(struct wl1251 *wl, u8 ac, u8 cw_min, u16 cw_max,
1031 		      u8 aifs, u16 txop)
1032 {
1033 	struct wl1251_acx_ac_cfg *acx;
1034 	int ret = 0;
1035 
1036 	wl1251_debug(DEBUG_ACX, "acx ac cfg %d cw_ming %d cw_max %d "
1037 		     "aifs %d txop %d", ac, cw_min, cw_max, aifs, txop);
1038 
1039 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1040 
1041 	if (!acx) {
1042 		ret = -ENOMEM;
1043 		goto out;
1044 	}
1045 
1046 	acx->ac = ac;
1047 	acx->cw_min = cw_min;
1048 	acx->cw_max = cw_max;
1049 	acx->aifsn = aifs;
1050 	acx->txop_limit = txop;
1051 
1052 	ret = wl1251_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
1053 	if (ret < 0) {
1054 		wl1251_warning("acx ac cfg failed: %d", ret);
1055 		goto out;
1056 	}
1057 
1058 out:
1059 	kfree(acx);
1060 	return ret;
1061 }
1062 
1063 int wl1251_acx_tid_cfg(struct wl1251 *wl, u8 queue,
1064 		       enum wl1251_acx_channel_type type,
1065 		       u8 tsid, enum wl1251_acx_ps_scheme ps_scheme,
1066 		       enum wl1251_acx_ack_policy ack_policy)
1067 {
1068 	struct wl1251_acx_tid_cfg *acx;
1069 	int ret = 0;
1070 
1071 	wl1251_debug(DEBUG_ACX, "acx tid cfg %d type %d tsid %d "
1072 		     "ps_scheme %d ack_policy %d", queue, type, tsid,
1073 		     ps_scheme, ack_policy);
1074 
1075 	acx = kzalloc(sizeof(*acx), GFP_KERNEL);
1076 
1077 	if (!acx) {
1078 		ret = -ENOMEM;
1079 		goto out;
1080 	}
1081 
1082 	acx->queue = queue;
1083 	acx->type = type;
1084 	acx->tsid = tsid;
1085 	acx->ps_scheme = ps_scheme;
1086 	acx->ack_policy = ack_policy;
1087 
1088 	ret = wl1251_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
1089 	if (ret < 0) {
1090 		wl1251_warning("acx tid cfg failed: %d", ret);
1091 		goto out;
1092 	}
1093 
1094 out:
1095 	kfree(acx);
1096 	return ret;
1097 }
1098