wl1271: Add structure for firmware configuration values
[linux-2.6.git] / drivers / net / wireless / wl12xx / wl1271_acx.c
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 "wl1271_acx.h"
25
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28 #include <linux/crc7.h>
29 #include <linux/spi/spi.h>
30
31 #include "wl1271.h"
32 #include "wl12xx_80211.h"
33 #include "wl1271_reg.h"
34 #include "wl1271_spi.h"
35 #include "wl1271_ps.h"
36
37 int wl1271_acx_wake_up_conditions(struct wl1271 *wl, u8 wake_up_event,
38                                   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");
44
45         wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
46         if (!wake_up) {
47                 ret = -ENOMEM;
48                 goto out;
49         }
50
51         wake_up->wake_up_event = wake_up_event;
52         wake_up->listen_interval = listen_interval;
53
54         ret = wl1271_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
55                                    wake_up, sizeof(*wake_up));
56         if (ret < 0) {
57                 wl1271_warning("could not set wake up conditions: %d", ret);
58                 goto out;
59         }
60
61 out:
62         kfree(wake_up);
63         return ret;
64 }
65
66 int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth)
67 {
68         struct acx_sleep_auth *auth;
69         int ret;
70
71         wl1271_debug(DEBUG_ACX, "acx sleep auth");
72
73         auth = kzalloc(sizeof(*auth), GFP_KERNEL);
74         if (!auth) {
75                 ret = -ENOMEM;
76                 goto out;
77         }
78
79         auth->sleep_auth = sleep_auth;
80
81         ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
82         if (ret < 0)
83                 return ret;
84
85 out:
86         kfree(auth);
87         return ret;
88 }
89
90 int wl1271_acx_fw_version(struct wl1271 *wl, char *buf, size_t len)
91 {
92         struct acx_revision *rev;
93         int ret;
94
95         wl1271_debug(DEBUG_ACX, "acx fw rev");
96
97         rev = kzalloc(sizeof(*rev), GFP_KERNEL);
98         if (!rev) {
99                 ret = -ENOMEM;
100                 goto out;
101         }
102
103         ret = wl1271_cmd_interrogate(wl, ACX_FW_REV, rev, sizeof(*rev));
104         if (ret < 0) {
105                 wl1271_warning("ACX_FW_REV interrogate failed");
106                 goto out;
107         }
108
109         /* be careful with the buffer sizes */
110         strncpy(buf, rev->fw_version, min(len, sizeof(rev->fw_version)));
111
112         /*
113          * if the firmware version string is exactly
114          * sizeof(rev->fw_version) long or fw_len is less than
115          * sizeof(rev->fw_version) it won't be null terminated
116          */
117         buf[min(len, sizeof(rev->fw_version)) - 1] = '\0';
118
119 out:
120         kfree(rev);
121         return ret;
122 }
123
124 int wl1271_acx_tx_power(struct wl1271 *wl, int power)
125 {
126         struct acx_current_tx_power *acx;
127         int ret;
128
129         wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr");
130
131         if (power < 0 || power > 25)
132                 return -EINVAL;
133
134         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
135         if (!acx) {
136                 ret = -ENOMEM;
137                 goto out;
138         }
139
140         /*
141          * FIXME: This is a workaround needed while we don't the correct
142          * calibration, to avoid distortions
143          */
144         /* acx->current_tx_power = power * 10; */
145         acx->current_tx_power = 70;
146
147         ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
148         if (ret < 0) {
149                 wl1271_warning("configure of tx power failed: %d", ret);
150                 goto out;
151         }
152
153 out:
154         kfree(acx);
155         return ret;
156 }
157
158 int wl1271_acx_feature_cfg(struct wl1271 *wl)
159 {
160         struct acx_feature_config *feature;
161         int ret;
162
163         wl1271_debug(DEBUG_ACX, "acx feature cfg");
164
165         feature = kzalloc(sizeof(*feature), GFP_KERNEL);
166         if (!feature) {
167                 ret = -ENOMEM;
168                 goto out;
169         }
170
171         /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
172         feature->data_flow_options = 0;
173         feature->options = 0;
174
175         ret = wl1271_cmd_configure(wl, ACX_FEATURE_CFG,
176                                    feature, sizeof(*feature));
177         if (ret < 0) {
178                 wl1271_error("Couldnt set HW encryption");
179                 goto out;
180         }
181
182 out:
183         kfree(feature);
184         return ret;
185 }
186
187 int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map,
188                        size_t len)
189 {
190         int ret;
191
192         wl1271_debug(DEBUG_ACX, "acx mem map");
193
194         ret = wl1271_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
195         if (ret < 0)
196                 return ret;
197
198         return 0;
199 }
200
201 int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl, u32 life_time)
202 {
203         struct acx_rx_msdu_lifetime *acx;
204         int ret;
205
206         wl1271_debug(DEBUG_ACX, "acx rx msdu life time");
207
208         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
209         if (!acx) {
210                 ret = -ENOMEM;
211                 goto out;
212         }
213
214         acx->lifetime = life_time;
215         ret = wl1271_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
216                                    acx, sizeof(*acx));
217         if (ret < 0) {
218                 wl1271_warning("failed to set rx msdu life time: %d", ret);
219                 goto out;
220         }
221
222 out:
223         kfree(acx);
224         return ret;
225 }
226
227 int wl1271_acx_rx_config(struct wl1271 *wl, u32 config, u32 filter)
228 {
229         struct acx_rx_config *rx_config;
230         int ret;
231
232         wl1271_debug(DEBUG_ACX, "acx rx config");
233
234         rx_config = kzalloc(sizeof(*rx_config), GFP_KERNEL);
235         if (!rx_config) {
236                 ret = -ENOMEM;
237                 goto out;
238         }
239
240         rx_config->config_options = config;
241         rx_config->filter_options = filter;
242
243         ret = wl1271_cmd_configure(wl, ACX_RX_CFG,
244                                    rx_config, sizeof(*rx_config));
245         if (ret < 0) {
246                 wl1271_warning("failed to set rx config: %d", ret);
247                 goto out;
248         }
249
250 out:
251         kfree(rx_config);
252         return ret;
253 }
254
255 int wl1271_acx_pd_threshold(struct wl1271 *wl)
256 {
257         struct acx_packet_detection *pd;
258         int ret;
259
260         wl1271_debug(DEBUG_ACX, "acx data pd threshold");
261
262         pd = kzalloc(sizeof(*pd), GFP_KERNEL);
263         if (!pd) {
264                 ret = -ENOMEM;
265                 goto out;
266         }
267
268         /* FIXME: threshold value not set */
269
270         ret = wl1271_cmd_configure(wl, ACX_PD_THRESHOLD, pd, sizeof(*pd));
271         if (ret < 0) {
272                 wl1271_warning("failed to set pd threshold: %d", ret);
273                 goto out;
274         }
275
276 out:
277         kfree(pd);
278         return 0;
279 }
280
281 int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time)
282 {
283         struct acx_slot *slot;
284         int ret;
285
286         wl1271_debug(DEBUG_ACX, "acx slot");
287
288         slot = kzalloc(sizeof(*slot), GFP_KERNEL);
289         if (!slot) {
290                 ret = -ENOMEM;
291                 goto out;
292         }
293
294         slot->wone_index = STATION_WONE_INDEX;
295         slot->slot_time = slot_time;
296
297         ret = wl1271_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
298         if (ret < 0) {
299                 wl1271_warning("failed to set slot time: %d", ret);
300                 goto out;
301         }
302
303 out:
304         kfree(slot);
305         return ret;
306 }
307
308 int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable,
309                                  void *mc_list, u32 mc_list_len)
310 {
311         struct acx_dot11_grp_addr_tbl *acx;
312         int ret;
313
314         wl1271_debug(DEBUG_ACX, "acx group address tbl");
315
316         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
317         if (!acx) {
318                 ret = -ENOMEM;
319                 goto out;
320         }
321
322         /* MAC filtering */
323         acx->enabled = enable;
324         acx->num_groups = mc_list_len;
325         memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);
326
327         ret = wl1271_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
328                                    acx, sizeof(*acx));
329         if (ret < 0) {
330                 wl1271_warning("failed to set group addr table: %d", ret);
331                 goto out;
332         }
333
334 out:
335         kfree(acx);
336         return ret;
337 }
338
339 int wl1271_acx_service_period_timeout(struct wl1271 *wl)
340 {
341         struct acx_rx_timeout *rx_timeout;
342         int ret;
343
344         rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
345         if (!rx_timeout) {
346                 ret = -ENOMEM;
347                 goto out;
348         }
349
350         wl1271_debug(DEBUG_ACX, "acx service period timeout");
351
352         rx_timeout->ps_poll_timeout = RX_TIMEOUT_PS_POLL_DEF;
353         rx_timeout->upsd_timeout = RX_TIMEOUT_UPSD_DEF;
354
355         ret = wl1271_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
356                                    rx_timeout, sizeof(*rx_timeout));
357         if (ret < 0) {
358                 wl1271_warning("failed to set service period timeout: %d",
359                                ret);
360                 goto out;
361         }
362
363 out:
364         kfree(rx_timeout);
365         return ret;
366 }
367
368 int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold)
369 {
370         struct acx_rts_threshold *rts;
371         int ret;
372
373         wl1271_debug(DEBUG_ACX, "acx rts threshold");
374
375         rts = kzalloc(sizeof(*rts), GFP_KERNEL);
376         if (!rts) {
377                 ret = -ENOMEM;
378                 goto out;
379         }
380
381         rts->threshold = rts_threshold;
382
383         ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
384         if (ret < 0) {
385                 wl1271_warning("failed to set rts threshold: %d", ret);
386                 goto out;
387         }
388
389 out:
390         kfree(rts);
391         return ret;
392 }
393
394 int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter)
395 {
396         struct acx_beacon_filter_option *beacon_filter;
397         int ret;
398
399         wl1271_debug(DEBUG_ACX, "acx beacon filter opt");
400
401         beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
402         if (!beacon_filter) {
403                 ret = -ENOMEM;
404                 goto out;
405         }
406
407         beacon_filter->enable = enable_filter;
408         beacon_filter->max_num_beacons = 0;
409
410         ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
411                                    beacon_filter, sizeof(*beacon_filter));
412         if (ret < 0) {
413                 wl1271_warning("failed to set beacon filter opt: %d", ret);
414                 goto out;
415         }
416
417 out:
418         kfree(beacon_filter);
419         return ret;
420 }
421
422 int wl1271_acx_beacon_filter_table(struct wl1271 *wl)
423 {
424         struct acx_beacon_filter_ie_table *ie_table;
425         int idx = 0;
426         int ret;
427
428         wl1271_debug(DEBUG_ACX, "acx beacon filter table");
429
430         ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
431         if (!ie_table) {
432                 ret = -ENOMEM;
433                 goto out;
434         }
435
436         /* configure default beacon pass-through rules */
437         ie_table->num_ie = 1;
438         ie_table->table[idx++] = BEACON_FILTER_IE_ID_CHANNEL_SWITCH_ANN;
439         ie_table->table[idx++] = BEACON_RULE_PASS_ON_APPEARANCE;
440
441         ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
442                                    ie_table, sizeof(*ie_table));
443         if (ret < 0) {
444                 wl1271_warning("failed to set beacon filter table: %d", ret);
445                 goto out;
446         }
447
448 out:
449         kfree(ie_table);
450         return ret;
451 }
452
453 int wl1271_acx_conn_monit_params(struct wl1271 *wl)
454 {
455         struct acx_conn_monit_params *acx;
456         int ret;
457
458         wl1271_debug(DEBUG_ACX, "acx connection monitor parameters");
459
460         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
461         if (!acx) {
462                 ret = -ENOMEM;
463                 goto out;
464         }
465
466         acx->synch_fail_thold = SYNCH_FAIL_DEFAULT_THRESHOLD;
467         acx->bss_lose_timeout = NO_BEACON_DEFAULT_TIMEOUT;
468
469         ret = wl1271_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
470                                    acx, sizeof(*acx));
471         if (ret < 0) {
472                 wl1271_warning("failed to set connection monitor "
473                                "parameters: %d", ret);
474                 goto out;
475         }
476
477 out:
478         kfree(acx);
479         return ret;
480 }
481
482
483 int wl1271_acx_sg_enable(struct wl1271 *wl)
484 {
485         struct acx_bt_wlan_coex *pta;
486         int ret;
487
488         wl1271_debug(DEBUG_ACX, "acx sg enable");
489
490         pta = kzalloc(sizeof(*pta), GFP_KERNEL);
491         if (!pta) {
492                 ret = -ENOMEM;
493                 goto out;
494         }
495
496         pta->enable = SG_ENABLE;
497
498         ret = wl1271_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
499         if (ret < 0) {
500                 wl1271_warning("failed to set softgemini enable: %d", ret);
501                 goto out;
502         }
503
504 out:
505         kfree(pta);
506         return ret;
507 }
508
509 int wl1271_acx_sg_cfg(struct wl1271 *wl)
510 {
511         struct acx_bt_wlan_coex_param *param;
512         struct conf_sg_settings *c = &wl->conf.sg;
513         int ret;
514
515         wl1271_debug(DEBUG_ACX, "acx sg cfg");
516
517         param = kzalloc(sizeof(*param), GFP_KERNEL);
518         if (!param) {
519                 ret = -ENOMEM;
520                 goto out;
521         }
522
523         /* BT-WLAN coext parameters */
524         param->per_threshold = c->per_threshold;
525         param->max_scan_compensation_time = c->max_scan_compensation_time;
526         param->nfs_sample_interval = c->nfs_sample_interval;
527         param->load_ratio = c->load_ratio;
528         param->auto_ps_mode = c->auto_ps_mode;
529         param->probe_req_compensation = c->probe_req_compensation;
530         param->scan_window_compensation = c->scan_window_compensation;
531         param->antenna_config = c->antenna_config;
532         param->beacon_miss_threshold = c->beacon_miss_threshold;
533         param->rate_adaptation_threshold = c->rate_adaptation_threshold;
534         param->rate_adaptation_snr = c->rate_adaptation_snr;
535
536         ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
537         if (ret < 0) {
538                 wl1271_warning("failed to set sg config: %d", ret);
539                 goto out;
540         }
541
542 out:
543         kfree(param);
544         return ret;
545 }
546
547 int wl1271_acx_cca_threshold(struct wl1271 *wl)
548 {
549         struct acx_energy_detection *detection;
550         int ret;
551
552         wl1271_debug(DEBUG_ACX, "acx cca threshold");
553
554         detection = kzalloc(sizeof(*detection), GFP_KERNEL);
555         if (!detection) {
556                 ret = -ENOMEM;
557                 goto out;
558         }
559
560         detection->rx_cca_threshold = CCA_THRSH_DISABLE_ENERGY_D;
561         detection->tx_energy_detection = 0;
562
563         ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD,
564                                    detection, sizeof(*detection));
565         if (ret < 0) {
566                 wl1271_warning("failed to set cca threshold: %d", ret);
567                 return ret;
568         }
569
570 out:
571         kfree(detection);
572         return ret;
573 }
574
575 int wl1271_acx_bcn_dtim_options(struct wl1271 *wl)
576 {
577         struct acx_beacon_broadcast *bb;
578         int ret;
579
580         wl1271_debug(DEBUG_ACX, "acx bcn dtim options");
581
582         bb = kzalloc(sizeof(*bb), GFP_KERNEL);
583         if (!bb) {
584                 ret = -ENOMEM;
585                 goto out;
586         }
587
588         bb->beacon_rx_timeout = BCN_RX_TIMEOUT_DEF_VALUE;
589         bb->broadcast_timeout = BROADCAST_RX_TIMEOUT_DEF_VALUE;
590         bb->rx_broadcast_in_ps = RX_BROADCAST_IN_PS_DEF_VALUE;
591         bb->ps_poll_threshold = CONSECUTIVE_PS_POLL_FAILURE_DEF;
592
593         ret = wl1271_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
594         if (ret < 0) {
595                 wl1271_warning("failed to set rx config: %d", ret);
596                 goto out;
597         }
598
599 out:
600         kfree(bb);
601         return ret;
602 }
603
604 int wl1271_acx_aid(struct wl1271 *wl, u16 aid)
605 {
606         struct acx_aid *acx_aid;
607         int ret;
608
609         wl1271_debug(DEBUG_ACX, "acx aid");
610
611         acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
612         if (!acx_aid) {
613                 ret = -ENOMEM;
614                 goto out;
615         }
616
617         acx_aid->aid = aid;
618
619         ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
620         if (ret < 0) {
621                 wl1271_warning("failed to set aid: %d", ret);
622                 goto out;
623         }
624
625 out:
626         kfree(acx_aid);
627         return ret;
628 }
629
630 int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask)
631 {
632         struct acx_event_mask *mask;
633         int ret;
634
635         wl1271_debug(DEBUG_ACX, "acx event mbox mask");
636
637         mask = kzalloc(sizeof(*mask), GFP_KERNEL);
638         if (!mask) {
639                 ret = -ENOMEM;
640                 goto out;
641         }
642
643         /* high event mask is unused */
644         mask->high_event_mask = 0xffffffff;
645
646         mask->event_mask = event_mask;
647
648         ret = wl1271_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
649                                    mask, sizeof(*mask));
650         if (ret < 0) {
651                 wl1271_warning("failed to set acx_event_mbox_mask: %d", ret);
652                 goto out;
653         }
654
655 out:
656         kfree(mask);
657         return ret;
658 }
659
660 int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble)
661 {
662         struct acx_preamble *acx;
663         int ret;
664
665         wl1271_debug(DEBUG_ACX, "acx_set_preamble");
666
667         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
668         if (!acx) {
669                 ret = -ENOMEM;
670                 goto out;
671         }
672
673         acx->preamble = preamble;
674
675         ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
676         if (ret < 0) {
677                 wl1271_warning("Setting of preamble failed: %d", ret);
678                 goto out;
679         }
680
681 out:
682         kfree(acx);
683         return ret;
684 }
685
686 int wl1271_acx_cts_protect(struct wl1271 *wl,
687                            enum acx_ctsprotect_type ctsprotect)
688 {
689         struct acx_ctsprotect *acx;
690         int ret;
691
692         wl1271_debug(DEBUG_ACX, "acx_set_ctsprotect");
693
694         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
695         if (!acx) {
696                 ret = -ENOMEM;
697                 goto out;
698         }
699
700         acx->ctsprotect = ctsprotect;
701
702         ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
703         if (ret < 0) {
704                 wl1271_warning("Setting of ctsprotect failed: %d", ret);
705                 goto out;
706         }
707
708 out:
709         kfree(acx);
710         return ret;
711 }
712
713 int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats)
714 {
715         int ret;
716
717         wl1271_debug(DEBUG_ACX, "acx statistics");
718
719         ret = wl1271_cmd_interrogate(wl, ACX_STATISTICS, stats,
720                                      sizeof(*stats));
721         if (ret < 0) {
722                 wl1271_warning("acx statistics failed: %d", ret);
723                 return -ENOMEM;
724         }
725
726         return 0;
727 }
728
729 int wl1271_acx_rate_policies(struct wl1271 *wl, u32 enabled_rates)
730 {
731         struct acx_rate_policy *acx;
732         int ret = 0;
733
734         wl1271_debug(DEBUG_ACX, "acx rate policies");
735
736         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
737
738         if (!acx) {
739                 ret = -ENOMEM;
740                 goto out;
741         }
742
743         /* configure one default (one-size-fits-all) rate class */
744         acx->rate_class_cnt = 1;
745         acx->rate_class[0].enabled_rates = enabled_rates;
746         acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
747         acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
748         acx->rate_class[0].aflags = 0;
749
750         ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
751         if (ret < 0) {
752                 wl1271_warning("Setting of rate policies failed: %d", ret);
753                 goto out;
754         }
755
756 out:
757         kfree(acx);
758         return ret;
759 }
760
761 int wl1271_acx_ac_cfg(struct wl1271 *wl)
762 {
763         struct acx_ac_cfg *acx;
764         int i, ret = 0;
765
766         wl1271_debug(DEBUG_ACX, "acx access category config");
767
768         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
769
770         if (!acx) {
771                 ret = -ENOMEM;
772                 goto out;
773         }
774
775         /*
776          * FIXME: Configure each AC with appropriate values (most suitable
777          * values will probably be different for each AC.
778          */
779         for (i = 0; i < WL1271_ACX_AC_COUNT; i++) {
780                 acx->ac = i;
781
782                 /*
783                  * FIXME: The following default values originate from
784                  * the TI reference driver. What do they mean?
785                  */
786                 acx->cw_min = 15;
787                 acx->cw_max = 63;
788                 acx->aifsn = 3;
789                 acx->reserved = 0;
790                 acx->tx_op_limit = 0;
791
792                 ret = wl1271_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
793                 if (ret < 0) {
794                         wl1271_warning("Setting of access category "
795                                        "config: %d", ret);
796                         goto out;
797                 }
798         }
799
800 out:
801         kfree(acx);
802         return ret;
803 }
804
805 int wl1271_acx_tid_cfg(struct wl1271 *wl)
806 {
807         struct acx_tid_config *acx;
808         int i, ret = 0;
809
810         wl1271_debug(DEBUG_ACX, "acx tid config");
811
812         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
813
814         if (!acx) {
815                 ret = -ENOMEM;
816                 goto out;
817         }
818
819         /* FIXME: configure each TID with a different AC reference */
820         for (i = 0; i < WL1271_ACX_TID_COUNT; i++) {
821                 acx->queue_id = i;
822                 acx->tsid = WL1271_ACX_AC_BE;
823                 acx->ps_scheme = WL1271_ACX_PS_SCHEME_LEGACY;
824                 acx->ack_policy = WL1271_ACX_ACK_POLICY_LEGACY;
825
826                 ret = wl1271_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
827                 if (ret < 0) {
828                         wl1271_warning("Setting of tid config failed: %d", ret);
829                         goto out;
830                 }
831         }
832
833 out:
834         kfree(acx);
835         return ret;
836 }
837
838 int wl1271_acx_frag_threshold(struct wl1271 *wl)
839 {
840         struct acx_frag_threshold *acx;
841         int ret = 0;
842
843         wl1271_debug(DEBUG_ACX, "acx frag threshold");
844
845         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
846
847         if (!acx) {
848                 ret = -ENOMEM;
849                 goto out;
850         }
851
852         acx->frag_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
853         ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx));
854         if (ret < 0) {
855                 wl1271_warning("Setting of frag threshold failed: %d", ret);
856                 goto out;
857         }
858
859 out:
860         kfree(acx);
861         return ret;
862 }
863
864 int wl1271_acx_tx_config_options(struct wl1271 *wl)
865 {
866         struct acx_tx_config_options *acx;
867         int ret = 0;
868
869         wl1271_debug(DEBUG_ACX, "acx tx config options");
870
871         acx = kzalloc(sizeof(*acx), GFP_KERNEL);
872
873         if (!acx) {
874                 ret = -ENOMEM;
875                 goto out;
876         }
877
878         acx->tx_compl_timeout = WL1271_ACX_TX_COMPL_TIMEOUT;
879         acx->tx_compl_threshold = WL1271_ACX_TX_COMPL_THRESHOLD;
880         ret = wl1271_cmd_configure(wl, ACX_TX_CONFIG_OPT, acx, sizeof(*acx));
881         if (ret < 0) {
882                 wl1271_warning("Setting of tx options failed: %d", ret);
883                 goto out;
884         }
885
886 out:
887         kfree(acx);
888         return ret;
889 }
890
891 int wl1271_acx_mem_cfg(struct wl1271 *wl)
892 {
893         struct wl1271_acx_config_memory *mem_conf;
894         int ret;
895
896         wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
897
898         mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
899         if (!mem_conf) {
900                 ret = -ENOMEM;
901                 goto out;
902         }
903
904         /* memory config */
905         mem_conf->num_stations = cpu_to_le16(DEFAULT_NUM_STATIONS);
906         mem_conf->rx_mem_block_num = ACX_RX_MEM_BLOCKS;
907         mem_conf->tx_min_mem_block_num = ACX_TX_MIN_MEM_BLOCKS;
908         mem_conf->num_ssid_profiles = ACX_NUM_SSID_PROFILES;
909         mem_conf->total_tx_descriptors = ACX_TX_DESCRIPTORS;
910
911         ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
912                                    sizeof(*mem_conf));
913         if (ret < 0) {
914                 wl1271_warning("wl1271 mem config failed: %d", ret);
915                 goto out;
916         }
917
918 out:
919         kfree(mem_conf);
920         return ret;
921 }
922
923 int wl1271_acx_init_mem_config(struct wl1271 *wl)
924 {
925         int ret;
926
927         ret = wl1271_acx_mem_cfg(wl);
928         if (ret < 0)
929                 return ret;
930
931         wl->target_mem_map = kzalloc(sizeof(struct wl1271_acx_mem_map),
932                                           GFP_KERNEL);
933         if (!wl->target_mem_map) {
934                 wl1271_error("couldn't allocate target memory map");
935                 return -ENOMEM;
936         }
937
938         /* we now ask for the firmware built memory map */
939         ret = wl1271_acx_mem_map(wl, (void *)wl->target_mem_map,
940                                  sizeof(struct wl1271_acx_mem_map));
941         if (ret < 0) {
942                 wl1271_error("couldn't retrieve firmware memory map");
943                 kfree(wl->target_mem_map);
944                 wl->target_mem_map = NULL;
945                 return ret;
946         }
947
948         /* initialize TX block book keeping */
949         wl->tx_blocks_available = wl->target_mem_map->num_tx_mem_blocks;
950         wl1271_debug(DEBUG_TX, "available tx blocks: %d",
951                      wl->tx_blocks_available);
952
953         return 0;
954 }
955
956 int wl1271_acx_init_rx_interrupt(struct wl1271 *wl)
957 {
958         struct wl1271_acx_rx_config_opt *rx_conf;
959         int ret;
960
961         wl1271_debug(DEBUG_ACX, "wl1271 rx interrupt config");
962
963         rx_conf = kzalloc(sizeof(*rx_conf), GFP_KERNEL);
964         if (!rx_conf) {
965                 ret = -ENOMEM;
966                 goto out;
967         }
968
969         rx_conf->threshold = WL1271_RX_INTR_THRESHOLD_DEF;
970         rx_conf->timeout = WL1271_RX_INTR_TIMEOUT_DEF;
971         rx_conf->mblk_threshold = USHORT_MAX; /* Disabled */
972         rx_conf->queue_type = RX_QUEUE_TYPE_RX_LOW_PRIORITY;
973
974         ret = wl1271_cmd_configure(wl, ACX_RX_CONFIG_OPT, rx_conf,
975                                    sizeof(*rx_conf));
976         if (ret < 0) {
977                 wl1271_warning("wl1271 rx config opt failed: %d", ret);
978                 goto out;
979         }
980
981 out:
982         kfree(rx_conf);
983         return ret;
984 }
985
986 int wl1271_acx_smart_reflex(struct wl1271 *wl)
987 {
988         struct acx_smart_reflex_state *sr_state = NULL;
989         struct acx_smart_reflex_config_params *sr_param = NULL;
990         int ret;
991
992         wl1271_debug(DEBUG_ACX, "acx smart reflex");
993
994         sr_param = kzalloc(sizeof(*sr_param), GFP_KERNEL);
995         if (!sr_param) {
996                 ret = -ENOMEM;
997                 goto out;
998         }
999
1000         /* set cryptic smart reflex parameters - source TI reference code */
1001         sr_param->error_table[0].len = 0x07;
1002         sr_param->error_table[0].upper_limit = 0x03;
1003         sr_param->error_table[0].values[0] = 0x18;
1004         sr_param->error_table[0].values[1] = 0x10;
1005         sr_param->error_table[0].values[2] = 0x05;
1006         sr_param->error_table[0].values[3] = 0xfb;
1007         sr_param->error_table[0].values[4] = 0xf0;
1008         sr_param->error_table[0].values[5] = 0xe8;
1009
1010         sr_param->error_table[1].len = 0x07;
1011         sr_param->error_table[1].upper_limit = 0x03;
1012         sr_param->error_table[1].values[0] = 0x18;
1013         sr_param->error_table[1].values[1] = 0x10;
1014         sr_param->error_table[1].values[2] = 0x05;
1015         sr_param->error_table[1].values[3] = 0xf6;
1016         sr_param->error_table[1].values[4] = 0xf0;
1017         sr_param->error_table[1].values[5] = 0xe8;
1018
1019         sr_param->error_table[2].len = 0x07;
1020         sr_param->error_table[2].upper_limit = 0x03;
1021         sr_param->error_table[2].values[0] = 0x18;
1022         sr_param->error_table[2].values[1] = 0x10;
1023         sr_param->error_table[2].values[2] = 0x05;
1024         sr_param->error_table[2].values[3] = 0xfb;
1025         sr_param->error_table[2].values[4] = 0xf0;
1026         sr_param->error_table[2].values[5] = 0xe8;
1027
1028         ret = wl1271_cmd_configure(wl, ACX_SET_SMART_REFLEX_PARAMS,
1029                                    sr_param, sizeof(*sr_param));
1030         if (ret < 0) {
1031                 wl1271_warning("failed to set smart reflex params: %d", ret);
1032                 goto out;
1033         }
1034
1035         sr_state = kzalloc(sizeof(*sr_state), GFP_KERNEL);
1036         if (!sr_state) {
1037                 ret = -ENOMEM;
1038                 goto out;
1039         }
1040
1041         /* enable smart reflex */
1042         sr_state->enable = 1;
1043
1044         ret = wl1271_cmd_configure(wl, ACX_SET_SMART_REFLEX_STATE,
1045                                    sr_state, sizeof(*sr_state));
1046         if (ret < 0) {
1047                 wl1271_warning("failed to set smart reflex params: %d", ret);
1048                 goto out;
1049         }
1050
1051 out:
1052         kfree(sr_state);
1053         kfree(sr_param);
1054         return ret;
1055
1056 }