1 // SPDX-License-Identifier: GPL-2.0-only
3 * This file is part of wl1271
5 * Copyright (C) 2009 Nokia Corporation
7 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
10 #include <linux/kernel.h>
11 #include <linux/module.h>
12 #include <linux/slab.h>
16 #include "wl12xx_80211.h"
23 int wl1271_init_templates_config(struct wl1271 *wl)
28 /* send empty templates for fw memory reservation */
29 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
30 wl->scan_templ_id_2_4, NULL,
31 WL1271_CMD_TEMPL_MAX_SIZE,
32 0, WL1271_RATE_AUTOMATIC);
36 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
38 NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0,
39 WL1271_RATE_AUTOMATIC);
43 if (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL) {
44 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
45 wl->sched_scan_templ_id_2_4,
47 WL1271_CMD_TEMPL_MAX_SIZE,
48 0, WL1271_RATE_AUTOMATIC);
52 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
53 wl->sched_scan_templ_id_5,
55 WL1271_CMD_TEMPL_MAX_SIZE,
56 0, WL1271_RATE_AUTOMATIC);
61 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
62 CMD_TEMPL_NULL_DATA, NULL,
63 sizeof(struct wl12xx_null_data_template),
64 0, WL1271_RATE_AUTOMATIC);
68 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
69 CMD_TEMPL_PS_POLL, NULL,
70 sizeof(struct wl12xx_ps_poll_template),
71 0, WL1271_RATE_AUTOMATIC);
75 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
76 CMD_TEMPL_QOS_NULL_DATA, NULL,
78 (struct ieee80211_qos_hdr),
79 0, WL1271_RATE_AUTOMATIC);
83 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
84 CMD_TEMPL_PROBE_RESPONSE, NULL,
85 WL1271_CMD_TEMPL_DFLT_SIZE,
86 0, WL1271_RATE_AUTOMATIC);
90 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
91 CMD_TEMPL_BEACON, NULL,
92 WL1271_CMD_TEMPL_DFLT_SIZE,
93 0, WL1271_RATE_AUTOMATIC);
97 max_size = sizeof(struct wl12xx_arp_rsp_template) +
98 WL1271_EXTRA_SPACE_MAX;
99 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
100 CMD_TEMPL_ARP_RSP, NULL,
102 0, WL1271_RATE_AUTOMATIC);
107 * Put very large empty placeholders for all templates. These
108 * reserve memory for later.
110 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
111 CMD_TEMPL_AP_PROBE_RESPONSE, NULL,
112 WL1271_CMD_TEMPL_MAX_SIZE,
113 0, WL1271_RATE_AUTOMATIC);
117 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
118 CMD_TEMPL_AP_BEACON, NULL,
119 WL1271_CMD_TEMPL_MAX_SIZE,
120 0, WL1271_RATE_AUTOMATIC);
124 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
125 CMD_TEMPL_DEAUTH_AP, NULL,
127 (struct wl12xx_disconn_template),
128 0, WL1271_RATE_AUTOMATIC);
132 for (i = 0; i < WLCORE_MAX_KLV_TEMPLATES; i++) {
133 ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
135 sizeof(struct ieee80211_qos_hdr),
136 i, WL1271_RATE_AUTOMATIC);
144 static int wl1271_ap_init_deauth_template(struct wl1271 *wl,
145 struct wl12xx_vif *wlvif)
147 struct wl12xx_disconn_template *tmpl;
151 tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL);
157 tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
158 IEEE80211_STYPE_DEAUTH);
160 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
161 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
163 tmpl, sizeof(*tmpl), 0, rate);
170 static int wl1271_ap_init_null_template(struct wl1271 *wl,
171 struct ieee80211_vif *vif)
173 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
174 struct ieee80211_hdr_3addr *nullfunc;
178 nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL);
184 nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
185 IEEE80211_STYPE_NULLFUNC |
186 IEEE80211_FCTL_FROMDS);
188 /* nullfunc->addr1 is filled by FW */
190 memcpy(nullfunc->addr2, vif->addr, ETH_ALEN);
191 memcpy(nullfunc->addr3, vif->addr, ETH_ALEN);
193 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
194 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
195 CMD_TEMPL_NULL_DATA, nullfunc,
196 sizeof(*nullfunc), 0, rate);
203 static int wl1271_ap_init_qos_null_template(struct wl1271 *wl,
204 struct ieee80211_vif *vif)
206 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
207 struct ieee80211_qos_hdr *qosnull;
211 qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL);
217 qosnull->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
218 IEEE80211_STYPE_QOS_NULLFUNC |
219 IEEE80211_FCTL_FROMDS);
221 /* qosnull->addr1 is filled by FW */
223 memcpy(qosnull->addr2, vif->addr, ETH_ALEN);
224 memcpy(qosnull->addr3, vif->addr, ETH_ALEN);
226 rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
227 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
228 CMD_TEMPL_QOS_NULL_DATA, qosnull,
229 sizeof(*qosnull), 0, rate);
236 static int wl12xx_init_rx_config(struct wl1271 *wl)
240 ret = wl1271_acx_rx_msdu_life_time(wl);
247 static int wl12xx_init_phy_vif_config(struct wl1271 *wl,
248 struct wl12xx_vif *wlvif)
252 ret = wl1271_acx_slot(wl, wlvif, DEFAULT_SLOT_TIME);
256 ret = wl1271_acx_service_period_timeout(wl, wlvif);
260 ret = wl1271_acx_rts_threshold(wl, wlvif, wl->hw->wiphy->rts_threshold);
267 static int wl1271_init_sta_beacon_filter(struct wl1271 *wl,
268 struct wl12xx_vif *wlvif)
272 ret = wl1271_acx_beacon_filter_table(wl, wlvif);
276 /* disable beacon filtering until we get the first beacon */
277 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
284 int wl1271_init_pta(struct wl1271 *wl)
288 ret = wl12xx_acx_sg_cfg(wl);
292 ret = wl1271_acx_sg_enable(wl, wl->sg_enabled);
299 int wl1271_init_energy_detection(struct wl1271 *wl)
303 ret = wl1271_acx_cca_threshold(wl);
310 static int wl1271_init_beacon_broadcast(struct wl1271 *wl,
311 struct wl12xx_vif *wlvif)
315 ret = wl1271_acx_bcn_dtim_options(wl, wlvif);
322 static int wl12xx_init_fwlog(struct wl1271 *wl)
326 if (wl->quirks & WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED)
329 ret = wl12xx_cmd_config_fwlog(wl);
336 /* generic sta initialization (non vif-specific) */
337 int wl1271_sta_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
342 ret = wl12xx_acx_config_ps(wl, wlvif);
346 /* FM WLAN coexistence */
347 ret = wl1271_acx_fm_coex(wl);
351 ret = wl1271_acx_sta_rate_policies(wl, wlvif);
358 static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl,
359 struct ieee80211_vif *vif)
361 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
364 /* disable the keep-alive feature */
365 ret = wl1271_acx_keep_alive_mode(wl, wlvif, false);
372 /* generic ap initialization (non vif-specific) */
373 static int wl1271_ap_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
377 ret = wl1271_init_ap_rates(wl, wlvif);
381 /* configure AP sleep, if enabled */
382 ret = wlcore_hw_ap_sleep(wl);
389 int wl1271_ap_init_templates(struct wl1271 *wl, struct ieee80211_vif *vif)
391 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
394 ret = wl1271_ap_init_deauth_template(wl, wlvif);
398 ret = wl1271_ap_init_null_template(wl, vif);
402 ret = wl1271_ap_init_qos_null_template(wl, vif);
407 * when operating as AP we want to receive external beacons for
408 * configuring ERP protection.
410 ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
417 static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl,
418 struct ieee80211_vif *vif)
420 return wl1271_ap_init_templates(wl, vif);
423 int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif)
426 struct conf_tx_rate_class rc;
429 wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x",
430 wlvif->basic_rate_set);
432 if (wlvif->basic_rate_set == 0)
435 rc.enabled_rates = wlvif->basic_rate_set;
436 rc.long_retry_limit = 10;
437 rc.short_retry_limit = 10;
439 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.mgmt_rate_idx);
443 /* use the min basic rate for AP broadcast/multicast */
444 rc.enabled_rates = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
445 rc.short_retry_limit = 10;
446 rc.long_retry_limit = 10;
448 ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.bcast_rate_idx);
453 * If the basic rates contain OFDM rates, use OFDM only
454 * rates for unicast TX as well. Else use all supported rates.
456 if (wl->ofdm_only_ap && (wlvif->basic_rate_set & CONF_TX_OFDM_RATES))
457 supported_rates = CONF_TX_OFDM_RATES;
459 supported_rates = CONF_TX_ENABLED_RATES;
461 /* unconditionally enable HT rates */
462 supported_rates |= CONF_TX_MCS_RATES;
464 /* get extra MIMO or wide-chan rates where the HW supports it */
465 supported_rates |= wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
467 /* configure unicast TX rate classes */
468 for (i = 0; i < wl->conf.tx.ac_conf_count; i++) {
469 rc.enabled_rates = supported_rates;
470 rc.short_retry_limit = 10;
471 rc.long_retry_limit = 10;
473 ret = wl1271_acx_ap_rate_policy(wl, &rc,
474 wlvif->ap.ucast_rate_idx[i]);
482 static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
484 /* Reset the BA RX indicators */
485 wlvif->ba_allowed = true;
486 wl->ba_rx_session_count = 0;
488 /* BA is supported in STA/AP modes */
489 if (wlvif->bss_type != BSS_TYPE_AP_BSS &&
490 wlvif->bss_type != BSS_TYPE_STA_BSS) {
491 wlvif->ba_support = false;
495 wlvif->ba_support = true;
497 /* 802.11n initiator BA session setting */
498 return wl12xx_acx_set_ba_initiator_policy(wl, wlvif);
501 /* vif-specifc initialization */
502 static int wl12xx_init_sta_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
506 ret = wl1271_acx_group_address_tbl(wl, wlvif, true, NULL, 0);
510 /* Initialize connection monitoring thresholds */
511 ret = wl1271_acx_conn_monit_params(wl, wlvif, false);
515 /* Beacon filtering */
516 ret = wl1271_init_sta_beacon_filter(wl, wlvif);
520 /* Beacons and broadcast settings */
521 ret = wl1271_init_beacon_broadcast(wl, wlvif);
525 /* Configure rssi/snr averaging weights */
526 ret = wl1271_acx_rssi_snr_avg_weights(wl, wlvif);
533 /* vif-specific initialization */
534 static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
538 ret = wl1271_acx_ap_max_tx_retry(wl, wlvif);
542 /* initialize Tx power */
543 ret = wl1271_acx_tx_power(wl, wlvif, wlvif->power_level);
547 if (wl->radar_debug_mode)
548 wlcore_cmd_generic_cfg(wl, wlvif,
549 WLCORE_CFG_FEATURE_RADAR_DEBUG,
550 wl->radar_debug_mode, 0);
555 int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif)
557 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
558 struct conf_tx_ac_category *conf_ac;
559 struct conf_tx_tid *conf_tid;
560 bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS);
563 /* consider all existing roles before configuring psm. */
565 if (wl->ap_count == 0 && is_ap) { /* first AP */
566 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
570 /* unmask ap events */
571 wl->event_mask |= wl->ap_event_mask;
572 ret = wl1271_event_unmask(wl);
575 /* first STA, no APs */
576 } else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) {
577 u8 sta_auth = wl->conf.conn.sta_sleep_auth;
578 /* Configure for power according to debugfs */
579 if (sta_auth != WL1271_PSM_ILLEGAL)
580 ret = wl1271_acx_sleep_auth(wl, sta_auth);
581 /* Configure for ELP power saving */
583 ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
589 /* Mode specific init */
591 ret = wl1271_ap_hw_init(wl, wlvif);
595 ret = wl12xx_init_ap_role(wl, wlvif);
599 ret = wl1271_sta_hw_init(wl, wlvif);
603 ret = wl12xx_init_sta_role(wl, wlvif);
608 wl12xx_init_phy_vif_config(wl, wlvif);
610 /* Default TID/AC configuration */
611 BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
612 for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
613 conf_ac = &wl->conf.tx.ac_conf[i];
614 ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac,
615 conf_ac->cw_min, conf_ac->cw_max,
616 conf_ac->aifsn, conf_ac->tx_op_limit);
620 conf_tid = &wl->conf.tx.tid_conf[i];
621 ret = wl1271_acx_tid_cfg(wl, wlvif,
623 conf_tid->channel_type,
626 conf_tid->ack_policy,
627 conf_tid->apsd_conf[0],
628 conf_tid->apsd_conf[1]);
633 /* Configure HW encryption */
634 ret = wl1271_acx_feature_cfg(wl, wlvif);
638 /* Mode specific init - post mem init */
640 ret = wl1271_ap_hw_init_post_mem(wl, vif);
642 ret = wl1271_sta_hw_init_post_mem(wl, vif);
647 /* Configure initiator BA sessions policies */
648 ret = wl1271_set_ba_policies(wl, wlvif);
652 ret = wlcore_hw_init_vif(wl, wlvif);
659 int wl1271_hw_init(struct wl1271 *wl)
663 /* Chip-specific hw init */
664 ret = wl->ops->hw_init(wl);
669 ret = wl1271_init_templates_config(wl);
673 ret = wl12xx_acx_mem_cfg(wl);
677 /* Configure the FW logger */
678 ret = wl12xx_init_fwlog(wl);
682 ret = wlcore_cmd_regdomain_config_locked(wl);
686 /* Bluetooth WLAN coexistence */
687 ret = wl1271_init_pta(wl);
691 /* Default memory configuration */
692 ret = wl1271_acx_init_mem_config(wl);
697 ret = wl12xx_init_rx_config(wl);
699 goto out_free_memmap;
701 ret = wl1271_acx_dco_itrim_params(wl);
703 goto out_free_memmap;
705 /* Configure TX patch complete interrupt behavior */
706 ret = wl1271_acx_tx_config_options(wl);
708 goto out_free_memmap;
710 /* RX complete interrupt pacing */
711 ret = wl1271_acx_init_rx_interrupt(wl);
713 goto out_free_memmap;
715 /* Energy detection */
716 ret = wl1271_init_energy_detection(wl);
718 goto out_free_memmap;
720 /* Default fragmentation threshold */
721 ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold);
723 goto out_free_memmap;
725 /* Enable data path */
726 ret = wl1271_cmd_data_path(wl, 1);
728 goto out_free_memmap;
731 ret = wl1271_acx_pm_config(wl);
733 goto out_free_memmap;
735 ret = wl12xx_acx_set_rate_mgmt_params(wl);
737 goto out_free_memmap;
739 /* configure hangover */
740 ret = wl12xx_acx_config_hangover(wl);
742 goto out_free_memmap;
747 kfree(wl->target_mem_map);
748 wl->target_mem_map = NULL;