2 * Copyright (c) 2010 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <linux/kernel.h>
18 #include <linux/if_arp.h>
19 #include <linux/sched.h>
20 #include <linux/kthread.h>
21 #include <linux/netdevice.h>
22 #include <linux/sched.h>
23 #include <linux/bitops.h>
24 #include <linux/etherdevice.h>
25 #include <linux/ieee80211.h>
26 #include <linux/uaccess.h>
27 #include <net/cfg80211.h>
28 #include <net/rtnetlink.h>
30 #include <brcmu_utils.h>
32 #include <brcmu_wifi.h>
34 #include "wl_cfg80211.h"
36 #define BRCMF_ASSOC_PARAMS_FIXED_SIZE \
37 (sizeof(struct brcmf_assoc_params_le) - sizeof(u16))
39 static const u8 ether_bcast[ETH_ALEN] = {255, 255, 255, 255, 255, 255};
41 static u32 brcmf_dbg_level = WL_DBG_ERR;
43 static void brcmf_set_drvdata(struct brcmf_cfg80211_dev *dev, void *data)
45 dev->driver_data = data;
48 static void *brcmf_get_drvdata(struct brcmf_cfg80211_dev *dev)
53 data = dev->driver_data;
58 struct brcmf_cfg80211_priv *brcmf_priv_get(struct brcmf_cfg80211_dev *cfg_dev)
60 struct brcmf_cfg80211_iface *ci = brcmf_get_drvdata(cfg_dev);
64 static bool check_sys_up(struct wiphy *wiphy)
66 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
67 if (!test_bit(WL_STATUS_READY, &cfg_priv->status)) {
68 WL_INFO("device is not ready : status (%d)\n",
69 (int)cfg_priv->status);
75 #define CHAN2G(_channel, _freq, _flags) { \
76 .band = IEEE80211_BAND_2GHZ, \
77 .center_freq = (_freq), \
78 .hw_value = (_channel), \
80 .max_antenna_gain = 0, \
84 #define CHAN5G(_channel, _flags) { \
85 .band = IEEE80211_BAND_5GHZ, \
86 .center_freq = 5000 + (5 * (_channel)), \
87 .hw_value = (_channel), \
89 .max_antenna_gain = 0, \
93 #define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
94 #define RATETAB_ENT(_rateid, _flags) \
96 .bitrate = RATE_TO_BASE100KBPS(_rateid), \
97 .hw_value = (_rateid), \
101 static struct ieee80211_rate __wl_rates[] = {
102 RATETAB_ENT(BRCM_RATE_1M, 0),
103 RATETAB_ENT(BRCM_RATE_2M, IEEE80211_RATE_SHORT_PREAMBLE),
104 RATETAB_ENT(BRCM_RATE_5M5, IEEE80211_RATE_SHORT_PREAMBLE),
105 RATETAB_ENT(BRCM_RATE_11M, IEEE80211_RATE_SHORT_PREAMBLE),
106 RATETAB_ENT(BRCM_RATE_6M, 0),
107 RATETAB_ENT(BRCM_RATE_9M, 0),
108 RATETAB_ENT(BRCM_RATE_12M, 0),
109 RATETAB_ENT(BRCM_RATE_18M, 0),
110 RATETAB_ENT(BRCM_RATE_24M, 0),
111 RATETAB_ENT(BRCM_RATE_36M, 0),
112 RATETAB_ENT(BRCM_RATE_48M, 0),
113 RATETAB_ENT(BRCM_RATE_54M, 0),
116 #define wl_a_rates (__wl_rates + 4)
117 #define wl_a_rates_size 8
118 #define wl_g_rates (__wl_rates + 0)
119 #define wl_g_rates_size 12
121 static struct ieee80211_channel __wl_2ghz_channels[] = {
138 static struct ieee80211_channel __wl_5ghz_a_channels[] = {
139 CHAN5G(34, 0), CHAN5G(36, 0),
140 CHAN5G(38, 0), CHAN5G(40, 0),
141 CHAN5G(42, 0), CHAN5G(44, 0),
142 CHAN5G(46, 0), CHAN5G(48, 0),
143 CHAN5G(52, 0), CHAN5G(56, 0),
144 CHAN5G(60, 0), CHAN5G(64, 0),
145 CHAN5G(100, 0), CHAN5G(104, 0),
146 CHAN5G(108, 0), CHAN5G(112, 0),
147 CHAN5G(116, 0), CHAN5G(120, 0),
148 CHAN5G(124, 0), CHAN5G(128, 0),
149 CHAN5G(132, 0), CHAN5G(136, 0),
150 CHAN5G(140, 0), CHAN5G(149, 0),
151 CHAN5G(153, 0), CHAN5G(157, 0),
152 CHAN5G(161, 0), CHAN5G(165, 0),
153 CHAN5G(184, 0), CHAN5G(188, 0),
154 CHAN5G(192, 0), CHAN5G(196, 0),
155 CHAN5G(200, 0), CHAN5G(204, 0),
156 CHAN5G(208, 0), CHAN5G(212, 0),
160 static struct ieee80211_channel __wl_5ghz_n_channels[] = {
161 CHAN5G(32, 0), CHAN5G(34, 0),
162 CHAN5G(36, 0), CHAN5G(38, 0),
163 CHAN5G(40, 0), CHAN5G(42, 0),
164 CHAN5G(44, 0), CHAN5G(46, 0),
165 CHAN5G(48, 0), CHAN5G(50, 0),
166 CHAN5G(52, 0), CHAN5G(54, 0),
167 CHAN5G(56, 0), CHAN5G(58, 0),
168 CHAN5G(60, 0), CHAN5G(62, 0),
169 CHAN5G(64, 0), CHAN5G(66, 0),
170 CHAN5G(68, 0), CHAN5G(70, 0),
171 CHAN5G(72, 0), CHAN5G(74, 0),
172 CHAN5G(76, 0), CHAN5G(78, 0),
173 CHAN5G(80, 0), CHAN5G(82, 0),
174 CHAN5G(84, 0), CHAN5G(86, 0),
175 CHAN5G(88, 0), CHAN5G(90, 0),
176 CHAN5G(92, 0), CHAN5G(94, 0),
177 CHAN5G(96, 0), CHAN5G(98, 0),
178 CHAN5G(100, 0), CHAN5G(102, 0),
179 CHAN5G(104, 0), CHAN5G(106, 0),
180 CHAN5G(108, 0), CHAN5G(110, 0),
181 CHAN5G(112, 0), CHAN5G(114, 0),
182 CHAN5G(116, 0), CHAN5G(118, 0),
183 CHAN5G(120, 0), CHAN5G(122, 0),
184 CHAN5G(124, 0), CHAN5G(126, 0),
185 CHAN5G(128, 0), CHAN5G(130, 0),
186 CHAN5G(132, 0), CHAN5G(134, 0),
187 CHAN5G(136, 0), CHAN5G(138, 0),
188 CHAN5G(140, 0), CHAN5G(142, 0),
189 CHAN5G(144, 0), CHAN5G(145, 0),
190 CHAN5G(146, 0), CHAN5G(147, 0),
191 CHAN5G(148, 0), CHAN5G(149, 0),
192 CHAN5G(150, 0), CHAN5G(151, 0),
193 CHAN5G(152, 0), CHAN5G(153, 0),
194 CHAN5G(154, 0), CHAN5G(155, 0),
195 CHAN5G(156, 0), CHAN5G(157, 0),
196 CHAN5G(158, 0), CHAN5G(159, 0),
197 CHAN5G(160, 0), CHAN5G(161, 0),
198 CHAN5G(162, 0), CHAN5G(163, 0),
199 CHAN5G(164, 0), CHAN5G(165, 0),
200 CHAN5G(166, 0), CHAN5G(168, 0),
201 CHAN5G(170, 0), CHAN5G(172, 0),
202 CHAN5G(174, 0), CHAN5G(176, 0),
203 CHAN5G(178, 0), CHAN5G(180, 0),
204 CHAN5G(182, 0), CHAN5G(184, 0),
205 CHAN5G(186, 0), CHAN5G(188, 0),
206 CHAN5G(190, 0), CHAN5G(192, 0),
207 CHAN5G(194, 0), CHAN5G(196, 0),
208 CHAN5G(198, 0), CHAN5G(200, 0),
209 CHAN5G(202, 0), CHAN5G(204, 0),
210 CHAN5G(206, 0), CHAN5G(208, 0),
211 CHAN5G(210, 0), CHAN5G(212, 0),
212 CHAN5G(214, 0), CHAN5G(216, 0),
213 CHAN5G(218, 0), CHAN5G(220, 0),
214 CHAN5G(222, 0), CHAN5G(224, 0),
215 CHAN5G(226, 0), CHAN5G(228, 0),
218 static struct ieee80211_supported_band __wl_band_2ghz = {
219 .band = IEEE80211_BAND_2GHZ,
220 .channels = __wl_2ghz_channels,
221 .n_channels = ARRAY_SIZE(__wl_2ghz_channels),
222 .bitrates = wl_g_rates,
223 .n_bitrates = wl_g_rates_size,
226 static struct ieee80211_supported_band __wl_band_5ghz_a = {
227 .band = IEEE80211_BAND_5GHZ,
228 .channels = __wl_5ghz_a_channels,
229 .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels),
230 .bitrates = wl_a_rates,
231 .n_bitrates = wl_a_rates_size,
234 static struct ieee80211_supported_band __wl_band_5ghz_n = {
235 .band = IEEE80211_BAND_5GHZ,
236 .channels = __wl_5ghz_n_channels,
237 .n_channels = ARRAY_SIZE(__wl_5ghz_n_channels),
238 .bitrates = wl_a_rates,
239 .n_bitrates = wl_a_rates_size,
242 static const u32 __wl_cipher_suites[] = {
243 WLAN_CIPHER_SUITE_WEP40,
244 WLAN_CIPHER_SUITE_WEP104,
245 WLAN_CIPHER_SUITE_TKIP,
246 WLAN_CIPHER_SUITE_CCMP,
247 WLAN_CIPHER_SUITE_AES_CMAC,
251 brcmf_dev_ioctl(struct net_device *dev, u32 cmd, void *arg, u32 len)
253 struct brcmf_ioctl ioc;
256 memset(&ioc, 0, sizeof(ioc));
261 err = brcmf_netdev_ioctl_priv(dev, &ioc);
266 /* function for reading/writing a single u32 from/to the dongle */
268 brcmf_dev_ioctl_u32(struct net_device *dev, u32 cmd, u32 *par)
271 __le32 par_le = cpu_to_le32(*par);
273 err = brcmf_dev_ioctl(dev, cmd, &par_le, sizeof(__le32));
274 *par = le32_to_cpu(par_le);
279 static void convert_key_from_CPU(struct brcmf_wsec_key *key,
280 struct brcmf_wsec_key_le *key_le)
282 key_le->index = cpu_to_le32(key->index);
283 key_le->len = cpu_to_le32(key->len);
284 key_le->algo = cpu_to_le32(key->algo);
285 key_le->flags = cpu_to_le32(key->flags);
286 key_le->rxiv.hi = cpu_to_le32(key->rxiv.hi);
287 key_le->rxiv.lo = cpu_to_le16(key->rxiv.lo);
288 key_le->iv_initialized = cpu_to_le32(key->iv_initialized);
289 memcpy(key_le->data, key->data, sizeof(key->data));
290 memcpy(key_le->ea, key->ea, sizeof(key->ea));
293 static int send_key_to_dongle(struct net_device *dev,
294 struct brcmf_wsec_key *key)
297 struct brcmf_wsec_key_le key_le;
299 convert_key_from_CPU(key, &key_le);
300 err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key_le, sizeof(key_le));
302 WL_ERR("WLC_SET_KEY error (%d)\n", err);
307 brcmf_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
308 enum nl80211_iftype type, u32 *flags,
309 struct vif_params *params)
311 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
312 struct wireless_dev *wdev;
317 if (!check_sys_up(wiphy))
321 case NL80211_IFTYPE_MONITOR:
322 case NL80211_IFTYPE_WDS:
323 WL_ERR("type (%d) : currently we do not support this type\n",
326 case NL80211_IFTYPE_ADHOC:
327 cfg_priv->conf->mode = WL_MODE_IBSS;
330 case NL80211_IFTYPE_STATION:
331 cfg_priv->conf->mode = WL_MODE_BSS;
339 err = brcmf_dev_ioctl_u32(ndev, BRCMF_C_SET_INFRA, &infra);
341 WL_ERR("WLC_SET_INFRA error (%d)\n", err);
344 wdev = ndev->ieee80211_ptr;
348 WL_INFO("IF Type = %s\n",
349 (cfg_priv->conf->mode == WL_MODE_IBSS) ? "Adhoc" : "Infra");
357 static s32 brcmf_dev_intvar_set(struct net_device *dev, s8 *name, s32 val)
359 s8 buf[BRCMF_C_IOCTL_SMLEN];
364 val_le = cpu_to_le32(val);
365 len = brcmu_mkiovar(name, (char *)(&val_le), sizeof(val_le), buf,
369 err = brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, buf, len);
371 WL_ERR("error (%d)\n", err);
377 brcmf_dev_intvar_get(struct net_device *dev, s8 *name, s32 *retval)
380 s8 buf[BRCMF_C_IOCTL_SMLEN];
388 brcmu_mkiovar(name, (char *)(&data_null), 0, (char *)(&var),
391 err = brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, &var, len);
393 WL_ERR("error (%d)\n", err);
395 *retval = le32_to_cpu(var.val);
400 static void brcmf_set_mpc(struct net_device *ndev, int mpc)
403 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev);
405 if (test_bit(WL_STATUS_READY, &cfg_priv->status)) {
406 err = brcmf_dev_intvar_set(ndev, "mpc", mpc);
408 WL_ERR("fail to set mpc\n");
411 WL_INFO("MPC : %d\n", mpc);
415 static void wl_iscan_prep(struct brcmf_scan_params_le *params_le,
416 struct brcmf_ssid *ssid)
418 memcpy(params_le->bssid, ether_bcast, ETH_ALEN);
419 params_le->bss_type = DOT11_BSSTYPE_ANY;
420 params_le->scan_type = 0;
421 params_le->channel_num = 0;
422 params_le->nprobes = cpu_to_le32(-1);
423 params_le->active_time = cpu_to_le32(-1);
424 params_le->passive_time = cpu_to_le32(-1);
425 params_le->home_time = cpu_to_le32(-1);
426 if (ssid && ssid->SSID_len)
427 memcpy(¶ms_le->ssid_le, ssid, sizeof(struct brcmf_ssid));
431 brcmf_dev_iovar_setbuf(struct net_device *dev, s8 * iovar, void *param,
432 s32 paramlen, void *bufptr, s32 buflen)
436 iolen = brcmu_mkiovar(iovar, param, paramlen, bufptr, buflen);
439 return brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, bufptr, iolen);
443 brcmf_dev_iovar_getbuf(struct net_device *dev, s8 * iovar, void *param,
444 s32 paramlen, void *bufptr, s32 buflen)
448 iolen = brcmu_mkiovar(iovar, param, paramlen, bufptr, buflen);
451 return brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, bufptr, buflen);
455 brcmf_run_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan,
456 struct brcmf_ssid *ssid, u16 action)
458 s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE +
459 offsetof(struct brcmf_iscan_params_le, params_le);
460 struct brcmf_iscan_params_le *params;
463 if (ssid && ssid->SSID_len)
464 params_size += sizeof(struct brcmf_ssid);
465 params = kzalloc(params_size, GFP_KERNEL);
468 BUG_ON(params_size >= BRCMF_C_IOCTL_SMLEN);
470 wl_iscan_prep(¶ms->params_le, ssid);
472 params->version = cpu_to_le32(BRCMF_ISCAN_REQ_VERSION);
473 params->action = cpu_to_le16(action);
474 params->scan_duration = cpu_to_le16(0);
476 err = brcmf_dev_iovar_setbuf(iscan->dev, "iscan", params, params_size,
477 iscan->ioctl_buf, BRCMF_C_IOCTL_SMLEN);
480 WL_INFO("system busy : iscan canceled\n");
482 WL_ERR("error (%d)\n", err);
489 static s32 brcmf_do_iscan(struct brcmf_cfg80211_priv *cfg_priv)
491 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv);
492 struct net_device *ndev = cfg_to_ndev(cfg_priv);
493 struct brcmf_ssid ssid;
497 /* Broadcast scan by default */
498 memset(&ssid, 0, sizeof(ssid));
500 iscan->state = WL_ISCAN_STATE_SCANING;
502 passive_scan = cfg_priv->active_scan ? 0 : 1;
503 err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCMF_C_SET_PASSIVE_SCAN,
504 &passive_scan, sizeof(passive_scan));
506 WL_ERR("error (%d)\n", err);
509 brcmf_set_mpc(ndev, 0);
510 cfg_priv->iscan_kickstart = true;
511 err = brcmf_run_iscan(iscan, &ssid, BRCMF_SCAN_ACTION_START);
513 brcmf_set_mpc(ndev, 1);
514 cfg_priv->iscan_kickstart = false;
517 mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
523 __brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
524 struct cfg80211_scan_request *request,
525 struct cfg80211_ssid *this_ssid)
527 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev);
528 struct cfg80211_ssid *ssids;
529 struct brcmf_cfg80211_scan_req *sr = cfg_priv->scan_req_int;
536 if (test_bit(WL_STATUS_SCANNING, &cfg_priv->status)) {
537 WL_ERR("Scanning already : status (%lu)\n", cfg_priv->status);
540 if (test_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status)) {
541 WL_ERR("Scanning being aborted : status (%lu)\n",
545 if (test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) {
546 WL_ERR("Connecting : status (%lu)\n",
555 ssids = request->ssids;
556 if (cfg_priv->iscan_on && (!ssids || !ssids->ssid_len))
560 /* we don't do iscan in ibss */
564 cfg_priv->scan_request = request;
565 set_bit(WL_STATUS_SCANNING, &cfg_priv->status);
567 err = brcmf_do_iscan(cfg_priv);
573 WL_SCAN("ssid \"%s\", ssid_len (%d)\n",
574 ssids->ssid, ssids->ssid_len);
575 memset(&sr->ssid_le, 0, sizeof(sr->ssid_le));
576 SSID_len = min_t(u8, sizeof(sr->ssid_le.SSID), ssids->ssid_len);
577 sr->ssid_le.SSID_len = cpu_to_le32(0);
579 memcpy(sr->ssid_le.SSID, ssids->ssid, SSID_len);
580 sr->ssid_le.SSID_len = cpu_to_le32(SSID_len);
583 WL_SCAN("Broadcast scan\n");
586 passive_scan = cfg_priv->active_scan ? 0 : 1;
587 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_PASSIVE_SCAN,
588 &passive_scan, sizeof(passive_scan));
590 WL_ERR("WLC_SET_PASSIVE_SCAN error (%d)\n", err);
593 brcmf_set_mpc(ndev, 0);
594 err = brcmf_dev_ioctl(ndev, BRCMF_C_SCAN, &sr->ssid_le,
595 sizeof(sr->ssid_le));
598 WL_INFO("system busy : scan for \"%s\" "
599 "canceled\n", sr->ssid_le.SSID);
601 WL_ERR("WLC_SCAN error (%d)\n", err);
603 brcmf_set_mpc(ndev, 1);
611 clear_bit(WL_STATUS_SCANNING, &cfg_priv->status);
612 cfg_priv->scan_request = NULL;
617 brcmf_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
618 struct cfg80211_scan_request *request)
624 if (!check_sys_up(wiphy))
627 err = __brcmf_cfg80211_scan(wiphy, ndev, request, NULL);
629 WL_ERR("scan error (%d)\n", err);
635 static s32 brcmf_set_rts(struct net_device *dev, u32 rts_threshold)
639 err = brcmf_dev_intvar_set(dev, "rtsthresh", rts_threshold);
641 WL_ERR("Error (%d)\n", err);
646 static s32 brcmf_set_frag(struct net_device *dev, u32 frag_threshold)
650 err = brcmf_dev_intvar_set(dev, "fragthresh", frag_threshold);
652 WL_ERR("Error (%d)\n", err);
657 static s32 brcmf_set_retry(struct net_device *dev, u32 retry, bool l)
660 u32 cmd = (l ? BRCM_SET_LRL : BRCM_SET_SRL);
662 err = brcmf_dev_ioctl_u32(dev, cmd, &retry);
664 WL_ERR("cmd (%d) , error (%d)\n", cmd, err);
670 static s32 brcmf_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
672 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
673 struct net_device *ndev = cfg_to_ndev(cfg_priv);
677 if (!check_sys_up(wiphy))
680 if (changed & WIPHY_PARAM_RTS_THRESHOLD &&
681 (cfg_priv->conf->rts_threshold != wiphy->rts_threshold)) {
682 cfg_priv->conf->rts_threshold = wiphy->rts_threshold;
683 err = brcmf_set_rts(ndev, cfg_priv->conf->rts_threshold);
687 if (changed & WIPHY_PARAM_FRAG_THRESHOLD &&
688 (cfg_priv->conf->frag_threshold != wiphy->frag_threshold)) {
689 cfg_priv->conf->frag_threshold = wiphy->frag_threshold;
690 err = brcmf_set_frag(ndev, cfg_priv->conf->frag_threshold);
694 if (changed & WIPHY_PARAM_RETRY_LONG
695 && (cfg_priv->conf->retry_long != wiphy->retry_long)) {
696 cfg_priv->conf->retry_long = wiphy->retry_long;
697 err = brcmf_set_retry(ndev, cfg_priv->conf->retry_long, true);
701 if (changed & WIPHY_PARAM_RETRY_SHORT
702 && (cfg_priv->conf->retry_short != wiphy->retry_short)) {
703 cfg_priv->conf->retry_short = wiphy->retry_short;
704 err = brcmf_set_retry(ndev, cfg_priv->conf->retry_short, false);
714 static void *brcmf_read_prof(struct brcmf_cfg80211_priv *cfg_priv, s32 item)
718 return &cfg_priv->profile->sec;
720 return &cfg_priv->profile->bssid;
722 return &cfg_priv->profile->ssid;
724 WL_ERR("invalid item (%d)\n", item);
729 brcmf_update_prof(struct brcmf_cfg80211_priv *cfg_priv,
730 const struct brcmf_event_msg *e, void *data, s32 item)
733 struct brcmf_ssid *ssid;
737 ssid = (struct brcmf_ssid *) data;
738 memset(cfg_priv->profile->ssid.SSID, 0,
739 sizeof(cfg_priv->profile->ssid.SSID));
740 memcpy(cfg_priv->profile->ssid.SSID,
741 ssid->SSID, ssid->SSID_len);
742 cfg_priv->profile->ssid.SSID_len = ssid->SSID_len;
746 memcpy(cfg_priv->profile->bssid, data, ETH_ALEN);
748 memset(cfg_priv->profile->bssid, 0, ETH_ALEN);
751 memcpy(&cfg_priv->profile->sec, data,
752 sizeof(cfg_priv->profile->sec));
754 case WL_PROF_BEACONINT:
755 cfg_priv->profile->beacon_interval = *(u16 *)data;
757 case WL_PROF_DTIMPERIOD:
758 cfg_priv->profile->dtim_period = *(u8 *)data;
761 WL_ERR("unsupported item (%d)\n", item);
769 static void brcmf_init_prof(struct brcmf_cfg80211_profile *prof)
771 memset(prof, 0, sizeof(*prof));
774 static void brcmf_ch_to_chanspec(int ch, struct brcmf_join_params *join_params,
775 size_t *join_params_size)
780 if (ch <= CH_MAX_2G_CHANNEL)
781 chanspec |= WL_CHANSPEC_BAND_2G;
783 chanspec |= WL_CHANSPEC_BAND_5G;
785 chanspec |= WL_CHANSPEC_BW_20;
786 chanspec |= WL_CHANSPEC_CTL_SB_NONE;
788 *join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE +
791 chanspec |= (ch & WL_CHANSPEC_CHAN_MASK);
792 join_params->params_le.chanspec_list[0] = cpu_to_le16(chanspec);
793 join_params->params_le.chanspec_num = cpu_to_le32(1);
795 WL_CONN("join_params->params.chanspec_list[0]= %#X,"
796 "channel %d, chanspec %#X\n",
797 chanspec, ch, chanspec);
801 static void brcmf_link_down(struct brcmf_cfg80211_priv *cfg_priv)
803 struct net_device *dev = NULL;
808 if (cfg_priv->link_up) {
809 dev = cfg_to_ndev(cfg_priv);
810 WL_INFO("Call WLC_DISASSOC to stop excess roaming\n ");
811 err = brcmf_dev_ioctl(dev, BRCMF_C_DISASSOC, NULL, 0);
813 WL_ERR("WLC_DISASSOC failed (%d)\n", err);
814 cfg_priv->link_up = false;
820 brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
821 struct cfg80211_ibss_params *params)
823 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
824 struct brcmf_join_params join_params;
825 size_t join_params_size = 0;
829 struct brcmf_ssid ssid;
832 if (!check_sys_up(wiphy))
836 WL_CONN("SSID: %s\n", params->ssid);
838 WL_CONN("SSID: NULL, Not supported\n");
842 set_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
845 WL_CONN("BSSID: %02X %02X %02X %02X %02X %02X\n",
846 params->bssid[0], params->bssid[1], params->bssid[2],
847 params->bssid[3], params->bssid[4], params->bssid[5]);
849 WL_CONN("No BSSID specified\n");
852 WL_CONN("channel: %d\n", params->channel->center_freq);
854 WL_CONN("no channel specified\n");
856 if (params->channel_fixed)
857 WL_CONN("fixed channel required\n");
859 WL_CONN("no fixed channel required\n");
861 if (params->ie && params->ie_len)
862 WL_CONN("ie len: %d\n", params->ie_len);
864 WL_CONN("no ie specified\n");
866 if (params->beacon_interval)
867 WL_CONN("beacon interval: %d\n", params->beacon_interval);
869 WL_CONN("no beacon interval specified\n");
871 if (params->basic_rates)
872 WL_CONN("basic rates: %08X\n", params->basic_rates);
874 WL_CONN("no basic rates specified\n");
877 WL_CONN("privacy required\n");
879 WL_CONN("no privacy required\n");
881 /* Configure Privacy for starter */
885 err = brcmf_dev_intvar_set(dev, "wsec", wsec);
887 WL_ERR("wsec failed (%d)\n", err);
891 /* Configure Beacon Interval for starter */
892 if (params->beacon_interval)
893 bcnprd = params->beacon_interval;
897 err = brcmf_dev_ioctl_u32(dev, BRCM_SET_BCNPRD, &bcnprd);
899 WL_ERR("WLC_SET_BCNPRD failed (%d)\n", err);
903 /* Configure required join parameter */
904 memset(&join_params, 0, sizeof(struct brcmf_join_params));
907 ssid.SSID_len = min_t(u32, params->ssid_len, 32);
908 memcpy(ssid.SSID, params->ssid, ssid.SSID_len);
909 memcpy(join_params.ssid_le.SSID, params->ssid, ssid.SSID_len);
910 join_params.ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len);
911 join_params_size = sizeof(join_params.ssid_le);
912 brcmf_update_prof(cfg_priv, NULL, &ssid, WL_PROF_SSID);
916 memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN);
917 join_params_size = sizeof(join_params.ssid_le) +
918 BRCMF_ASSOC_PARAMS_FIXED_SIZE;
920 memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN);
923 brcmf_update_prof(cfg_priv, NULL,
924 &join_params.params_le.bssid, WL_PROF_BSSID);
927 if (params->channel) {
931 ieee80211_frequency_to_channel(
932 params->channel->center_freq);
933 if (params->channel_fixed) {
934 /* adding chanspec */
935 brcmf_ch_to_chanspec(cfg_priv->channel,
936 &join_params, &join_params_size);
939 /* set channel for starter */
940 target_channel = cfg_priv->channel;
941 err = brcmf_dev_ioctl_u32(dev, BRCM_SET_CHANNEL,
944 WL_ERR("WLC_SET_CHANNEL failed (%d)\n", err);
948 cfg_priv->channel = 0;
950 cfg_priv->ibss_starter = false;
953 err = brcmf_dev_ioctl(dev, BRCMF_C_SET_SSID,
954 &join_params, join_params_size);
956 WL_ERR("WLC_SET_SSID failed (%d)\n", err);
962 clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
968 brcmf_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
970 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
974 if (!check_sys_up(wiphy))
977 brcmf_link_down(cfg_priv);
984 static s32 brcmf_set_wpa_version(struct net_device *dev,
985 struct cfg80211_connect_params *sme)
987 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
988 struct brcmf_cfg80211_security *sec;
992 if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1)
993 val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED;
994 else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)
995 val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED;
997 val = WPA_AUTH_DISABLED;
998 WL_CONN("setting wpa_auth to 0x%0x\n", val);
999 err = brcmf_dev_intvar_set(dev, "wpa_auth", val);
1001 WL_ERR("set wpa_auth failed (%d)\n", err);
1004 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1005 sec->wpa_versions = sme->crypto.wpa_versions;
1010 brcmf_set_auth_type(struct net_device *dev, struct cfg80211_connect_params *sme)
1012 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
1013 struct brcmf_cfg80211_security *sec;
1017 switch (sme->auth_type) {
1018 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1020 WL_CONN("open system\n");
1022 case NL80211_AUTHTYPE_SHARED_KEY:
1024 WL_CONN("shared key\n");
1026 case NL80211_AUTHTYPE_AUTOMATIC:
1028 WL_CONN("automatic\n");
1030 case NL80211_AUTHTYPE_NETWORK_EAP:
1031 WL_CONN("network eap\n");
1034 WL_ERR("invalid auth type (%d)\n", sme->auth_type);
1038 err = brcmf_dev_intvar_set(dev, "auth", val);
1040 WL_ERR("set auth failed (%d)\n", err);
1043 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1044 sec->auth_type = sme->auth_type;
1049 brcmf_set_set_cipher(struct net_device *dev,
1050 struct cfg80211_connect_params *sme)
1052 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
1053 struct brcmf_cfg80211_security *sec;
1058 if (sme->crypto.n_ciphers_pairwise) {
1059 switch (sme->crypto.ciphers_pairwise[0]) {
1060 case WLAN_CIPHER_SUITE_WEP40:
1061 case WLAN_CIPHER_SUITE_WEP104:
1064 case WLAN_CIPHER_SUITE_TKIP:
1065 pval = TKIP_ENABLED;
1067 case WLAN_CIPHER_SUITE_CCMP:
1070 case WLAN_CIPHER_SUITE_AES_CMAC:
1074 WL_ERR("invalid cipher pairwise (%d)\n",
1075 sme->crypto.ciphers_pairwise[0]);
1079 if (sme->crypto.cipher_group) {
1080 switch (sme->crypto.cipher_group) {
1081 case WLAN_CIPHER_SUITE_WEP40:
1082 case WLAN_CIPHER_SUITE_WEP104:
1085 case WLAN_CIPHER_SUITE_TKIP:
1086 gval = TKIP_ENABLED;
1088 case WLAN_CIPHER_SUITE_CCMP:
1091 case WLAN_CIPHER_SUITE_AES_CMAC:
1095 WL_ERR("invalid cipher group (%d)\n",
1096 sme->crypto.cipher_group);
1101 WL_CONN("pval (%d) gval (%d)\n", pval, gval);
1102 err = brcmf_dev_intvar_set(dev, "wsec", pval | gval);
1104 WL_ERR("error (%d)\n", err);
1108 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1109 sec->cipher_pairwise = sme->crypto.ciphers_pairwise[0];
1110 sec->cipher_group = sme->crypto.cipher_group;
1116 brcmf_set_key_mgmt(struct net_device *dev, struct cfg80211_connect_params *sme)
1118 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
1119 struct brcmf_cfg80211_security *sec;
1123 if (sme->crypto.n_akm_suites) {
1124 err = brcmf_dev_intvar_get(dev, "wpa_auth", &val);
1126 WL_ERR("could not get wpa_auth (%d)\n", err);
1129 if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) {
1130 switch (sme->crypto.akm_suites[0]) {
1131 case WLAN_AKM_SUITE_8021X:
1132 val = WPA_AUTH_UNSPECIFIED;
1134 case WLAN_AKM_SUITE_PSK:
1138 WL_ERR("invalid cipher group (%d)\n",
1139 sme->crypto.cipher_group);
1142 } else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) {
1143 switch (sme->crypto.akm_suites[0]) {
1144 case WLAN_AKM_SUITE_8021X:
1145 val = WPA2_AUTH_UNSPECIFIED;
1147 case WLAN_AKM_SUITE_PSK:
1148 val = WPA2_AUTH_PSK;
1151 WL_ERR("invalid cipher group (%d)\n",
1152 sme->crypto.cipher_group);
1157 WL_CONN("setting wpa_auth to %d\n", val);
1158 err = brcmf_dev_intvar_set(dev, "wpa_auth", val);
1160 WL_ERR("could not set wpa_auth (%d)\n", err);
1164 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1165 sec->wpa_auth = sme->crypto.akm_suites[0];
1171 brcmf_set_set_sharedkey(struct net_device *dev,
1172 struct cfg80211_connect_params *sme)
1174 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
1175 struct brcmf_cfg80211_security *sec;
1176 struct brcmf_wsec_key key;
1180 WL_CONN("key len (%d)\n", sme->key_len);
1182 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1183 WL_CONN("wpa_versions 0x%x cipher_pairwise 0x%x\n",
1184 sec->wpa_versions, sec->cipher_pairwise);
1186 (sec->wpa_versions & (NL80211_WPA_VERSION_1 |
1187 NL80211_WPA_VERSION_2))
1188 && (sec->cipher_pairwise & (WLAN_CIPHER_SUITE_WEP40 |
1189 WLAN_CIPHER_SUITE_WEP104))) {
1190 memset(&key, 0, sizeof(key));
1191 key.len = (u32) sme->key_len;
1192 key.index = (u32) sme->key_idx;
1193 if (key.len > sizeof(key.data)) {
1194 WL_ERR("Too long key length (%u)\n", key.len);
1197 memcpy(key.data, sme->key, key.len);
1198 key.flags = BRCMF_PRIMARY_KEY;
1199 switch (sec->cipher_pairwise) {
1200 case WLAN_CIPHER_SUITE_WEP40:
1201 key.algo = CRYPTO_ALGO_WEP1;
1203 case WLAN_CIPHER_SUITE_WEP104:
1204 key.algo = CRYPTO_ALGO_WEP128;
1207 WL_ERR("Invalid algorithm (%d)\n",
1208 sme->crypto.ciphers_pairwise[0]);
1211 /* Set the new key/index */
1212 WL_CONN("key length (%d) key index (%d) algo (%d)\n",
1213 key.len, key.index, key.algo);
1214 WL_CONN("key \"%s\"\n", key.data);
1215 err = send_key_to_dongle(dev, &key);
1219 if (sec->auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) {
1220 WL_CONN("set auth_type to shared key\n");
1221 val = 1; /* shared key */
1222 err = brcmf_dev_intvar_set(dev, "auth", val);
1224 WL_ERR("set auth failed (%d)\n", err);
1234 brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
1235 struct cfg80211_connect_params *sme)
1237 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1238 struct ieee80211_channel *chan = sme->channel;
1239 struct brcmf_join_params join_params;
1240 size_t join_params_size;
1241 struct brcmf_ssid ssid;
1245 WL_TRACE("Enter\n");
1246 if (!check_sys_up(wiphy))
1250 WL_ERR("Invalid ssid\n");
1254 set_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
1258 ieee80211_frequency_to_channel(chan->center_freq);
1259 WL_CONN("channel (%d), center_req (%d)\n",
1260 cfg_priv->channel, chan->center_freq);
1262 cfg_priv->channel = 0;
1264 WL_INFO("ie (%p), ie_len (%zd)\n", sme->ie, sme->ie_len);
1266 err = brcmf_set_wpa_version(dev, sme);
1268 WL_ERR("wl_set_wpa_version failed (%d)\n", err);
1272 err = brcmf_set_auth_type(dev, sme);
1274 WL_ERR("wl_set_auth_type failed (%d)\n", err);
1278 err = brcmf_set_set_cipher(dev, sme);
1280 WL_ERR("wl_set_set_cipher failed (%d)\n", err);
1284 err = brcmf_set_key_mgmt(dev, sme);
1286 WL_ERR("wl_set_key_mgmt failed (%d)\n", err);
1290 err = brcmf_set_set_sharedkey(dev, sme);
1292 WL_ERR("wl_set_set_sharedkey failed (%d)\n", err);
1296 memset(&join_params, 0, sizeof(join_params));
1297 join_params_size = sizeof(join_params.ssid_le);
1299 ssid.SSID_len = min_t(u32, sizeof(ssid.SSID), sme->ssid_len);
1300 memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid.SSID_len);
1301 memcpy(&ssid.SSID, sme->ssid, ssid.SSID_len);
1302 join_params.ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len);
1303 brcmf_update_prof(cfg_priv, NULL, &ssid, WL_PROF_SSID);
1305 memcpy(join_params.params_le.bssid, ether_bcast, ETH_ALEN);
1307 if (ssid.SSID_len < IEEE80211_MAX_SSID_LEN)
1308 WL_CONN("ssid \"%s\", len (%d)\n",
1309 ssid.SSID, ssid.SSID_len);
1311 brcmf_ch_to_chanspec(cfg_priv->channel,
1312 &join_params, &join_params_size);
1313 err = brcmf_dev_ioctl(dev, BRCMF_C_SET_SSID,
1314 &join_params, join_params_size);
1316 WL_ERR("WLC_SET_SSID failed (%d)\n", err);
1320 clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
1326 brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
1329 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1330 struct brcmf_scb_val_le scbval;
1333 WL_TRACE("Enter. Reason code = %d\n", reason_code);
1334 if (!check_sys_up(wiphy))
1337 clear_bit(WL_STATUS_CONNECTED, &cfg_priv->status);
1339 memcpy(&scbval.ea, brcmf_read_prof(cfg_priv, WL_PROF_BSSID), ETH_ALEN);
1340 scbval.val = cpu_to_le32(reason_code);
1341 err = brcmf_dev_ioctl(dev, BRCMF_C_DISASSOC, &scbval,
1342 sizeof(struct brcmf_scb_val_le));
1344 WL_ERR("error (%d)\n", err);
1346 cfg_priv->link_up = false;
1353 brcmf_cfg80211_set_tx_power(struct wiphy *wiphy,
1354 enum nl80211_tx_power_setting type, s32 dbm)
1357 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1358 struct net_device *ndev = cfg_to_ndev(cfg_priv);
1363 WL_TRACE("Enter\n");
1364 if (!check_sys_up(wiphy))
1368 case NL80211_TX_POWER_AUTOMATIC:
1370 case NL80211_TX_POWER_LIMITED:
1372 WL_ERR("TX_POWER_LIMITED - dbm is negative\n");
1377 case NL80211_TX_POWER_FIXED:
1379 WL_ERR("TX_POWER_FIXED - dbm is negative\n");
1385 /* Make sure radio is off or on as far as software is concerned */
1386 disable = WL_RADIO_SW_DISABLE << 16;
1387 err = brcmf_dev_ioctl_u32(ndev, BRCMF_C_SET_RADIO, &disable);
1389 WL_ERR("WLC_SET_RADIO error (%d)\n", err);
1394 txpwrmw = (u16) dbm;
1395 err = brcmf_dev_intvar_set(ndev, "qtxpower",
1396 (s32) (brcmu_mw_to_qdbm(txpwrmw)));
1398 WL_ERR("qtxpower error (%d)\n", err);
1399 cfg_priv->conf->tx_power = dbm;
1406 static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, s32 *dbm)
1408 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1409 struct net_device *ndev = cfg_to_ndev(cfg_priv);
1414 WL_TRACE("Enter\n");
1415 if (!check_sys_up(wiphy))
1418 err = brcmf_dev_intvar_get(ndev, "qtxpower", &txpwrdbm);
1420 WL_ERR("error (%d)\n", err);
1424 result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE);
1425 *dbm = (s32) brcmu_qdbm_to_mw(result);
1433 brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *dev,
1434 u8 key_idx, bool unicast, bool multicast)
1440 WL_TRACE("Enter\n");
1441 WL_CONN("key index (%d)\n", key_idx);
1442 if (!check_sys_up(wiphy))
1445 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_GET_WSEC, &wsec);
1447 WL_ERR("WLC_GET_WSEC error (%d)\n", err);
1451 if (wsec & WEP_ENABLED) {
1452 /* Just select a new current key */
1454 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_SET_KEY_PRIMARY, &index);
1456 WL_ERR("error (%d)\n", err);
1464 brcmf_add_keyext(struct wiphy *wiphy, struct net_device *dev,
1465 u8 key_idx, const u8 *mac_addr, struct key_params *params)
1467 struct brcmf_wsec_key key;
1468 struct brcmf_wsec_key_le key_le;
1471 memset(&key, 0, sizeof(key));
1472 key.index = (u32) key_idx;
1473 /* Instead of bcast for ea address for default wep keys,
1474 driver needs it to be Null */
1475 if (!is_multicast_ether_addr(mac_addr))
1476 memcpy((char *)&key.ea, (void *)mac_addr, ETH_ALEN);
1477 key.len = (u32) params->key_len;
1478 /* check for key index change */
1481 err = send_key_to_dongle(dev, &key);
1485 if (key.len > sizeof(key.data)) {
1486 WL_ERR("Invalid key length (%d)\n", key.len);
1490 WL_CONN("Setting the key index %d\n", key.index);
1491 memcpy(key.data, params->key, key.len);
1493 if (params->cipher == WLAN_CIPHER_SUITE_TKIP) {
1495 memcpy(keybuf, &key.data[24], sizeof(keybuf));
1496 memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
1497 memcpy(&key.data[16], keybuf, sizeof(keybuf));
1500 /* if IW_ENCODE_EXT_RX_SEQ_VALID set */
1501 if (params->seq && params->seq_len == 6) {
1504 ivptr = (u8 *) params->seq;
1505 key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) |
1506 (ivptr[3] << 8) | ivptr[2];
1507 key.rxiv.lo = (ivptr[1] << 8) | ivptr[0];
1508 key.iv_initialized = true;
1511 switch (params->cipher) {
1512 case WLAN_CIPHER_SUITE_WEP40:
1513 key.algo = CRYPTO_ALGO_WEP1;
1514 WL_CONN("WLAN_CIPHER_SUITE_WEP40\n");
1516 case WLAN_CIPHER_SUITE_WEP104:
1517 key.algo = CRYPTO_ALGO_WEP128;
1518 WL_CONN("WLAN_CIPHER_SUITE_WEP104\n");
1520 case WLAN_CIPHER_SUITE_TKIP:
1521 key.algo = CRYPTO_ALGO_TKIP;
1522 WL_CONN("WLAN_CIPHER_SUITE_TKIP\n");
1524 case WLAN_CIPHER_SUITE_AES_CMAC:
1525 key.algo = CRYPTO_ALGO_AES_CCM;
1526 WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n");
1528 case WLAN_CIPHER_SUITE_CCMP:
1529 key.algo = CRYPTO_ALGO_AES_CCM;
1530 WL_CONN("WLAN_CIPHER_SUITE_CCMP\n");
1533 WL_ERR("Invalid cipher (0x%x)\n", params->cipher);
1536 convert_key_from_CPU(&key, &key_le);
1538 brcmf_netdev_wait_pend8021x(dev);
1539 err = brcmf_dev_ioctl(dev, BRCMF_C_SET_KEY, &key_le,
1542 WL_ERR("WLC_SET_KEY error (%d)\n", err);
1550 brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev,
1551 u8 key_idx, bool pairwise, const u8 *mac_addr,
1552 struct key_params *params)
1554 struct brcmf_wsec_key key;
1560 WL_TRACE("Enter\n");
1561 WL_CONN("key index (%d)\n", key_idx);
1562 if (!check_sys_up(wiphy))
1567 return brcmf_add_keyext(wiphy, dev, key_idx, mac_addr, params);
1569 memset(&key, 0, sizeof(key));
1571 key.len = (u32) params->key_len;
1572 key.index = (u32) key_idx;
1574 if (key.len > sizeof(key.data)) {
1575 WL_ERR("Too long key length (%u)\n", key.len);
1579 memcpy(key.data, params->key, key.len);
1581 key.flags = BRCMF_PRIMARY_KEY;
1582 switch (params->cipher) {
1583 case WLAN_CIPHER_SUITE_WEP40:
1584 key.algo = CRYPTO_ALGO_WEP1;
1585 WL_CONN("WLAN_CIPHER_SUITE_WEP40\n");
1587 case WLAN_CIPHER_SUITE_WEP104:
1588 key.algo = CRYPTO_ALGO_WEP128;
1589 WL_CONN("WLAN_CIPHER_SUITE_WEP104\n");
1591 case WLAN_CIPHER_SUITE_TKIP:
1592 memcpy(keybuf, &key.data[24], sizeof(keybuf));
1593 memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
1594 memcpy(&key.data[16], keybuf, sizeof(keybuf));
1595 key.algo = CRYPTO_ALGO_TKIP;
1596 WL_CONN("WLAN_CIPHER_SUITE_TKIP\n");
1598 case WLAN_CIPHER_SUITE_AES_CMAC:
1599 key.algo = CRYPTO_ALGO_AES_CCM;
1600 WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n");
1602 case WLAN_CIPHER_SUITE_CCMP:
1603 key.algo = CRYPTO_ALGO_AES_CCM;
1604 WL_CONN("WLAN_CIPHER_SUITE_CCMP\n");
1607 WL_ERR("Invalid cipher (0x%x)\n", params->cipher);
1612 err = send_key_to_dongle(dev, &key); /* Set the new key/index */
1617 err = brcmf_dev_intvar_get(dev, "wsec", &wsec);
1619 WL_ERR("get wsec error (%d)\n", err);
1622 wsec &= ~(WEP_ENABLED);
1624 err = brcmf_dev_intvar_set(dev, "wsec", wsec);
1626 WL_ERR("set wsec error (%d)\n", err);
1630 val = 1; /* assume shared key. otherwise 0 */
1631 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_SET_AUTH, &val);
1633 WL_ERR("WLC_SET_AUTH error (%d)\n", err);
1640 brcmf_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev,
1641 u8 key_idx, bool pairwise, const u8 *mac_addr)
1643 struct brcmf_wsec_key key;
1648 WL_TRACE("Enter\n");
1649 if (!check_sys_up(wiphy))
1652 memset(&key, 0, sizeof(key));
1654 key.index = (u32) key_idx;
1655 key.flags = BRCMF_PRIMARY_KEY;
1656 key.algo = CRYPTO_ALGO_OFF;
1658 WL_CONN("key index (%d)\n", key_idx);
1660 /* Set the new key/index */
1661 err = send_key_to_dongle(dev, &key);
1663 if (err == -EINVAL) {
1664 if (key.index >= DOT11_MAX_DEFAULT_KEYS)
1665 /* we ignore this key index in this case */
1666 WL_ERR("invalid key index (%d)\n", key_idx);
1668 /* Ignore this error, may happen during DISASSOC */
1674 err = brcmf_dev_intvar_get(dev, "wsec", &wsec);
1676 WL_ERR("get wsec error (%d)\n", err);
1677 /* Ignore this error, may happen during DISASSOC */
1681 wsec &= ~(WEP_ENABLED);
1683 err = brcmf_dev_intvar_set(dev, "wsec", wsec);
1685 WL_ERR("set wsec error (%d)\n", err);
1686 /* Ignore this error, may happen during DISASSOC */
1691 val = 0; /* assume open key. otherwise 1 */
1692 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_SET_AUTH, &val);
1694 WL_ERR("WLC_SET_AUTH error (%d)\n", err);
1695 /* Ignore this error, may happen during DISASSOC */
1704 brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev,
1705 u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie,
1706 void (*callback) (void *cookie, struct key_params * params))
1708 struct key_params params;
1709 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1710 struct brcmf_cfg80211_security *sec;
1714 WL_TRACE("Enter\n");
1715 WL_CONN("key index (%d)\n", key_idx);
1716 if (!check_sys_up(wiphy))
1719 memset(¶ms, 0, sizeof(params));
1721 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_GET_WSEC, &wsec);
1723 WL_ERR("WLC_GET_WSEC error (%d)\n", err);
1724 /* Ignore this error, may happen during DISASSOC */
1730 sec = brcmf_read_prof(cfg_priv, WL_PROF_SEC);
1731 if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) {
1732 params.cipher = WLAN_CIPHER_SUITE_WEP40;
1733 WL_CONN("WLAN_CIPHER_SUITE_WEP40\n");
1734 } else if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP104) {
1735 params.cipher = WLAN_CIPHER_SUITE_WEP104;
1736 WL_CONN("WLAN_CIPHER_SUITE_WEP104\n");
1740 params.cipher = WLAN_CIPHER_SUITE_TKIP;
1741 WL_CONN("WLAN_CIPHER_SUITE_TKIP\n");
1744 params.cipher = WLAN_CIPHER_SUITE_AES_CMAC;
1745 WL_CONN("WLAN_CIPHER_SUITE_AES_CMAC\n");
1748 WL_ERR("Invalid algo (0x%x)\n", wsec);
1752 callback(cookie, ¶ms);
1760 brcmf_cfg80211_config_default_mgmt_key(struct wiphy *wiphy,
1761 struct net_device *dev, u8 key_idx)
1763 WL_INFO("Not supported\n");
1769 brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
1770 u8 *mac, struct station_info *sinfo)
1772 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1773 struct brcmf_scb_val_le scb_val;
1777 u8 *bssid = brcmf_read_prof(cfg_priv, WL_PROF_BSSID);
1779 WL_TRACE("Enter\n");
1780 if (!check_sys_up(wiphy))
1783 if (memcmp(mac, bssid, ETH_ALEN)) {
1784 WL_ERR("Wrong Mac address cfg_mac-%X:%X:%X:%X:%X:%X"
1785 "wl_bssid-%X:%X:%X:%X:%X:%X\n",
1786 mac[0], mac[1], mac[2], mac[3], mac[4], mac[5],
1787 bssid[0], bssid[1], bssid[2], bssid[3],
1788 bssid[4], bssid[5]);
1793 /* Report the current tx rate */
1794 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_GET_RATE, &rate);
1796 WL_ERR("Could not get rate (%d)\n", err);
1798 sinfo->filled |= STATION_INFO_TX_BITRATE;
1799 sinfo->txrate.legacy = rate * 5;
1800 WL_CONN("Rate %d Mbps\n", rate / 2);
1803 if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) {
1804 scb_val.val = cpu_to_le32(0);
1805 err = brcmf_dev_ioctl(dev, BRCMF_C_GET_RSSI, &scb_val,
1806 sizeof(struct brcmf_scb_val_le));
1808 WL_ERR("Could not get rssi (%d)\n", err);
1810 rssi = le32_to_cpu(scb_val.val);
1811 sinfo->filled |= STATION_INFO_SIGNAL;
1812 sinfo->signal = rssi;
1813 WL_CONN("RSSI %d dBm\n", rssi);
1822 brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
1823 bool enabled, s32 timeout)
1827 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
1829 WL_TRACE("Enter\n");
1832 * Powersave enable/disable request is coming from the
1833 * cfg80211 even before the interface is up. In that
1834 * scenario, driver will be storing the power save
1835 * preference in cfg_priv struct to apply this to
1836 * FW later while initializing the dongle
1838 cfg_priv->pwr_save = enabled;
1839 if (!test_bit(WL_STATUS_READY, &cfg_priv->status)) {
1841 WL_INFO("Device is not ready,"
1842 "storing the value in cfg_priv struct\n");
1846 pm = enabled ? PM_FAST : PM_OFF;
1847 WL_INFO("power save %s\n", (pm ? "enabled" : "disabled"));
1849 err = brcmf_dev_ioctl_u32(dev, BRCMF_C_SET_PM, &pm);
1852 WL_ERR("net_device is not ready yet\n");
1854 WL_ERR("error (%d)\n", err);
1862 brcmf_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *dev,
1864 const struct cfg80211_bitrate_mask *mask)
1866 struct brcm_rateset_le rateset_le;
1874 WL_TRACE("Enter\n");
1875 if (!check_sys_up(wiphy))
1878 /* addr param is always NULL. ignore it */
1879 /* Get current rateset */
1880 err = brcmf_dev_ioctl(dev, BRCM_GET_CURR_RATESET, &rateset_le,
1881 sizeof(rateset_le));
1883 WL_ERR("could not get current rateset (%d)\n", err);
1887 legacy = ffs(mask->control[IEEE80211_BAND_2GHZ].legacy & 0xFFFF);
1889 legacy = ffs(mask->control[IEEE80211_BAND_5GHZ].legacy &
1892 val = wl_g_rates[legacy - 1].bitrate * 100000;
1894 if (val < le32_to_cpu(rateset_le.count))
1895 /* Select rate by rateset index */
1896 rate = rateset_le.rates[val] & 0x7f;
1898 /* Specified rate in bps */
1899 rate = val / 500000;
1901 WL_CONN("rate %d mbps\n", rate / 2);
1905 * Set rate override,
1906 * Since the is a/b/g-blind, both a/bg_rate are enforced.
1908 err_bg = brcmf_dev_intvar_set(dev, "bg_rate", rate);
1909 err_a = brcmf_dev_intvar_set(dev, "a_rate", rate);
1910 if (err_bg && err_a) {
1911 WL_ERR("could not set fixed rate (%d) (%d)\n", err_bg, err_a);
1912 err = err_bg | err_a;
1920 static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_priv *cfg_priv,
1921 struct brcmf_bss_info *bi)
1923 struct wiphy *wiphy = cfg_to_wiphy(cfg_priv);
1924 struct ieee80211_channel *notify_channel;
1925 struct cfg80211_bss *bss;
1926 struct ieee80211_supported_band *band;
1930 u64 notify_timestamp;
1931 u16 notify_capability;
1932 u16 notify_interval;
1934 size_t notify_ielen;
1937 if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) {
1938 WL_ERR("Bss info is larger than buffer. Discarding\n");
1942 channel = bi->ctl_ch ? bi->ctl_ch :
1943 CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec));
1945 if (channel <= CH_MAX_2G_CHANNEL)
1946 band = wiphy->bands[IEEE80211_BAND_2GHZ];
1948 band = wiphy->bands[IEEE80211_BAND_5GHZ];
1950 freq = ieee80211_channel_to_frequency(channel, band->band);
1951 notify_channel = ieee80211_get_channel(wiphy, freq);
1953 notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */
1954 notify_capability = le16_to_cpu(bi->capability);
1955 notify_interval = le16_to_cpu(bi->beacon_period);
1956 notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset);
1957 notify_ielen = le32_to_cpu(bi->ie_length);
1958 notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100;
1960 WL_CONN("bssid: %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n",
1961 bi->BSSID[0], bi->BSSID[1], bi->BSSID[2],
1962 bi->BSSID[3], bi->BSSID[4], bi->BSSID[5]);
1963 WL_CONN("Channel: %d(%d)\n", channel, freq);
1964 WL_CONN("Capability: %X\n", notify_capability);
1965 WL_CONN("Beacon interval: %d\n", notify_interval);
1966 WL_CONN("Signal: %d\n", notify_signal);
1967 WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp);
1969 bss = cfg80211_inform_bss(wiphy, notify_channel, (const u8 *)bi->BSSID,
1970 notify_timestamp, notify_capability, notify_interval, notify_ie,
1971 notify_ielen, notify_signal, GFP_KERNEL);
1974 WL_ERR("cfg80211_inform_bss_frame error\n");
1981 static s32 brcmf_inform_bss(struct brcmf_cfg80211_priv *cfg_priv)
1983 struct brcmf_scan_results *bss_list;
1984 struct brcmf_bss_info *bi = NULL; /* must be initialized */
1988 bss_list = cfg_priv->bss_list;
1989 if (bss_list->version != BRCMF_BSS_INFO_VERSION) {
1990 WL_ERR("Version %d != WL_BSS_INFO_VERSION\n",
1994 WL_SCAN("scanned AP count (%d)\n", bss_list->count);
1995 for (i = 0; i < bss_list->count && i < WL_AP_MAX; i++) {
1996 bi = next_bss(bss_list, bi);
1997 err = brcmf_inform_single_bss(cfg_priv, bi);
2004 static s32 wl_inform_ibss(struct brcmf_cfg80211_priv *cfg_priv,
2005 struct net_device *dev, const u8 *bssid)
2007 struct wiphy *wiphy = cfg_to_wiphy(cfg_priv);
2008 struct ieee80211_channel *notify_channel;
2009 struct brcmf_bss_info *bi = NULL;
2010 struct ieee80211_supported_band *band;
2015 u64 notify_timestamp;
2016 u16 notify_capability;
2017 u16 notify_interval;
2019 size_t notify_ielen;
2022 WL_TRACE("Enter\n");
2024 buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL);
2026 WL_ERR("kzalloc() failed\n");
2031 *(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX);
2033 err = brcmf_dev_ioctl(dev, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX);
2035 WL_ERR("WLC_GET_BSS_INFO failed: %d\n", err);
2039 bi = (struct brcmf_bss_info *)(buf + 4);
2041 channel = bi->ctl_ch ? bi->ctl_ch :
2042 CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec));
2044 if (channel <= CH_MAX_2G_CHANNEL)
2045 band = wiphy->bands[IEEE80211_BAND_2GHZ];
2047 band = wiphy->bands[IEEE80211_BAND_5GHZ];
2049 freq = ieee80211_channel_to_frequency(channel, band->band);
2050 notify_channel = ieee80211_get_channel(wiphy, freq);
2052 notify_timestamp = jiffies_to_msecs(jiffies)*1000; /* uSec */
2053 notify_capability = le16_to_cpu(bi->capability);
2054 notify_interval = le16_to_cpu(bi->beacon_period);
2055 notify_ie = (u8 *)bi + le16_to_cpu(bi->ie_offset);
2056 notify_ielen = le32_to_cpu(bi->ie_length);
2057 notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100;
2059 WL_CONN("channel: %d(%d)\n", channel, freq);
2060 WL_CONN("capability: %X\n", notify_capability);
2061 WL_CONN("beacon interval: %d\n", notify_interval);
2062 WL_CONN("signal: %d\n", notify_signal);
2063 WL_CONN("notify_timestamp: %#018llx\n", notify_timestamp);
2065 cfg80211_inform_bss(wiphy, notify_channel, bssid,
2066 notify_timestamp, notify_capability, notify_interval,
2067 notify_ie, notify_ielen, notify_signal, GFP_KERNEL);
2078 static bool brcmf_is_ibssmode(struct brcmf_cfg80211_priv *cfg_priv)
2080 return cfg_priv->conf->mode == WL_MODE_IBSS;
2083 static s32 brcmf_update_bss_info(struct brcmf_cfg80211_priv *cfg_priv)
2085 struct brcmf_bss_info *bi;
2086 struct brcmf_ssid *ssid;
2087 struct brcmu_tlv *tim;
2088 u16 beacon_interval;
2094 WL_TRACE("Enter\n");
2095 if (brcmf_is_ibssmode(cfg_priv))
2098 ssid = (struct brcmf_ssid *)brcmf_read_prof(cfg_priv, WL_PROF_SSID);
2100 *(__le32 *)cfg_priv->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX);
2101 err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCMF_C_GET_BSS_INFO,
2102 cfg_priv->extra_buf, WL_EXTRA_BUF_MAX);
2104 WL_ERR("Could not get bss info %d\n", err);
2105 goto update_bss_info_out;
2108 bi = (struct brcmf_bss_info *)(cfg_priv->extra_buf + 4);
2109 err = brcmf_inform_single_bss(cfg_priv, bi);
2111 goto update_bss_info_out;
2113 ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset);
2114 ie_len = le32_to_cpu(bi->ie_length);
2115 beacon_interval = le16_to_cpu(bi->beacon_period);
2117 tim = brcmu_parse_tlvs(ie, ie_len, WLAN_EID_TIM);
2119 dtim_period = tim->data[1];
2122 * active scan was done so we could not get dtim
2123 * information out of probe response.
2124 * so we speficially query dtim information to dongle.
2127 err = brcmf_dev_intvar_get(cfg_to_ndev(cfg_priv),
2128 "dtim_assoc", &var);
2130 WL_ERR("wl dtim_assoc failed (%d)\n", err);
2131 goto update_bss_info_out;
2133 dtim_period = (u8)var;
2136 brcmf_update_prof(cfg_priv, NULL, &beacon_interval, WL_PROF_BEACONINT);
2137 brcmf_update_prof(cfg_priv, NULL, &dtim_period, WL_PROF_DTIMPERIOD);
2139 update_bss_info_out:
2144 static void brcmf_term_iscan(struct brcmf_cfg80211_priv *cfg_priv)
2146 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv);
2147 struct brcmf_ssid ssid;
2149 if (cfg_priv->iscan_on) {
2150 iscan->state = WL_ISCAN_STATE_IDLE;
2152 if (iscan->timer_on) {
2153 del_timer_sync(&iscan->timer);
2154 iscan->timer_on = 0;
2157 cancel_work_sync(&iscan->work);
2159 /* Abort iscan running in FW */
2160 memset(&ssid, 0, sizeof(ssid));
2161 brcmf_run_iscan(iscan, &ssid, WL_SCAN_ACTION_ABORT);
2165 static void brcmf_notify_iscan_complete(struct brcmf_cfg80211_iscan_ctrl *iscan,
2168 struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan);
2169 struct net_device *ndev = cfg_to_ndev(cfg_priv);
2171 if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg_priv->status)) {
2172 WL_ERR("Scan complete while device not scanning\n");
2175 if (cfg_priv->scan_request) {
2176 WL_SCAN("ISCAN Completed scan: %s\n",
2177 aborted ? "Aborted" : "Done");
2178 cfg80211_scan_done(cfg_priv->scan_request, aborted);
2179 brcmf_set_mpc(ndev, 1);
2180 cfg_priv->scan_request = NULL;
2182 cfg_priv->iscan_kickstart = false;
2185 static s32 brcmf_wakeup_iscan(struct brcmf_cfg80211_iscan_ctrl *iscan)
2187 if (iscan->state != WL_ISCAN_STATE_IDLE) {
2188 WL_SCAN("wake up iscan\n");
2189 schedule_work(&iscan->work);
2197 brcmf_get_iscan_results(struct brcmf_cfg80211_iscan_ctrl *iscan, u32 *status,
2198 struct brcmf_scan_results **bss_list)
2200 struct brcmf_iscan_results list;
2201 struct brcmf_scan_results *results;
2202 struct brcmf_scan_results_le *results_le;
2203 struct brcmf_iscan_results *list_buf;
2206 memset(iscan->scan_buf, 0, WL_ISCAN_BUF_MAX);
2207 list_buf = (struct brcmf_iscan_results *)iscan->scan_buf;
2208 results = &list_buf->results;
2209 results_le = &list_buf->results_le;
2210 results->buflen = BRCMF_ISCAN_RESULTS_FIXED_SIZE;
2211 results->version = 0;
2214 memset(&list, 0, sizeof(list));
2215 list.results_le.buflen = cpu_to_le32(WL_ISCAN_BUF_MAX);
2216 err = brcmf_dev_iovar_getbuf(iscan->dev, "iscanresults", &list,
2217 BRCMF_ISCAN_RESULTS_FIXED_SIZE, iscan->scan_buf,
2220 WL_ERR("error (%d)\n", err);
2223 results->buflen = le32_to_cpu(results_le->buflen);
2224 results->version = le32_to_cpu(results_le->version);
2225 results->count = le32_to_cpu(results_le->count);
2226 WL_SCAN("results->count = %d\n", results_le->count);
2227 WL_SCAN("results->buflen = %d\n", results_le->buflen);
2228 *status = le32_to_cpu(list_buf->status_le);
2229 WL_SCAN("status = %d\n", *status);
2230 *bss_list = results;
2235 static s32 brcmf_iscan_done(struct brcmf_cfg80211_priv *cfg_priv)
2237 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan;
2240 iscan->state = WL_ISCAN_STATE_IDLE;
2242 brcmf_inform_bss(cfg_priv);
2243 brcmf_notify_iscan_complete(iscan, false);
2249 static s32 brcmf_iscan_pending(struct brcmf_cfg80211_priv *cfg_priv)
2251 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan;
2254 /* Reschedule the timer */
2255 mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
2256 iscan->timer_on = 1;
2261 static s32 brcmf_iscan_inprogress(struct brcmf_cfg80211_priv *cfg_priv)
2263 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan;
2267 brcmf_inform_bss(cfg_priv);
2268 brcmf_run_iscan(iscan, NULL, BRCMF_SCAN_ACTION_CONTINUE);
2270 /* Reschedule the timer */
2271 mod_timer(&iscan->timer, jiffies + iscan->timer_ms * HZ / 1000);
2272 iscan->timer_on = 1;
2277 static s32 brcmf_iscan_aborted(struct brcmf_cfg80211_priv *cfg_priv)
2279 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_priv->iscan;
2282 iscan->state = WL_ISCAN_STATE_IDLE;
2284 brcmf_notify_iscan_complete(iscan, true);
2290 static void brcmf_cfg80211_iscan_handler(struct work_struct *work)
2292 struct brcmf_cfg80211_iscan_ctrl *iscan =
2293 container_of(work, struct brcmf_cfg80211_iscan_ctrl,
2295 struct brcmf_cfg80211_priv *cfg_priv = iscan_to_cfg(iscan);
2296 struct brcmf_cfg80211_iscan_eloop *el = &iscan->el;
2297 u32 status = BRCMF_SCAN_RESULTS_PARTIAL;
2299 if (iscan->timer_on) {
2300 del_timer_sync(&iscan->timer);
2301 iscan->timer_on = 0;
2305 if (brcmf_get_iscan_results(iscan, &status, &cfg_priv->bss_list)) {
2306 status = BRCMF_SCAN_RESULTS_ABORTED;
2307 WL_ERR("Abort iscan\n");
2311 el->handler[status](cfg_priv);
2314 static void brcmf_iscan_timer(unsigned long data)
2316 struct brcmf_cfg80211_iscan_ctrl *iscan =
2317 (struct brcmf_cfg80211_iscan_ctrl *)data;
2320 iscan->timer_on = 0;
2321 WL_SCAN("timer expired\n");
2322 brcmf_wakeup_iscan(iscan);
2326 static s32 brcmf_invoke_iscan(struct brcmf_cfg80211_priv *cfg_priv)
2328 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv);
2330 if (cfg_priv->iscan_on) {
2331 iscan->state = WL_ISCAN_STATE_IDLE;
2332 INIT_WORK(&iscan->work, brcmf_cfg80211_iscan_handler);
2338 static void brcmf_init_iscan_eloop(struct brcmf_cfg80211_iscan_eloop *el)
2340 memset(el, 0, sizeof(*el));
2341 el->handler[BRCMF_SCAN_RESULTS_SUCCESS] = brcmf_iscan_done;
2342 el->handler[BRCMF_SCAN_RESULTS_PARTIAL] = brcmf_iscan_inprogress;
2343 el->handler[BRCMF_SCAN_RESULTS_PENDING] = brcmf_iscan_pending;
2344 el->handler[BRCMF_SCAN_RESULTS_ABORTED] = brcmf_iscan_aborted;
2345 el->handler[BRCMF_SCAN_RESULTS_NO_MEM] = brcmf_iscan_aborted;
2348 static s32 brcmf_init_iscan(struct brcmf_cfg80211_priv *cfg_priv)
2350 struct brcmf_cfg80211_iscan_ctrl *iscan = cfg_to_iscan(cfg_priv);
2353 if (cfg_priv->iscan_on) {
2354 iscan->dev = cfg_to_ndev(cfg_priv);
2355 brcmf_init_iscan_eloop(&iscan->el);
2356 iscan->timer_ms = WL_ISCAN_TIMER_INTERVAL_MS;
2357 init_timer(&iscan->timer);
2358 iscan->timer.data = (unsigned long) iscan;
2359 iscan->timer.function = brcmf_iscan_timer;
2360 err = brcmf_invoke_iscan(cfg_priv);
2362 iscan->data = cfg_priv;
2368 static void brcmf_delay(u32 ms)
2370 if (ms < 1000 / HZ) {
2378 static s32 brcmf_cfg80211_resume(struct wiphy *wiphy)
2380 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
2383 * Check for WL_STATUS_READY before any function call which
2384 * could result is bus access. Don't block the resume for
2385 * any driver error conditions
2387 WL_TRACE("Enter\n");
2389 if (test_bit(WL_STATUS_READY, &cfg_priv->status))
2390 brcmf_invoke_iscan(wiphy_to_cfg(wiphy));
2396 static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy,
2397 struct cfg80211_wowlan *wow)
2399 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
2400 struct net_device *ndev = cfg_to_ndev(cfg_priv);
2402 WL_TRACE("Enter\n");
2405 * Check for WL_STATUS_READY before any function call which
2406 * could result is bus access. Don't block the suspend for
2407 * any driver error conditions
2411 * While going to suspend if associated with AP disassociate
2412 * from AP to save power while system is in suspended state
2414 if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) ||
2415 test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) &&
2416 test_bit(WL_STATUS_READY, &cfg_priv->status)) {
2417 WL_INFO("Disassociating from AP"
2418 " while entering suspend state\n");
2419 brcmf_link_down(cfg_priv);
2422 * Make sure WPA_Supplicant receives all the event
2423 * generated due to DISASSOC call to the fw to keep
2424 * the state fw and WPA_Supplicant state consistent
2431 set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status);
2432 if (test_bit(WL_STATUS_READY, &cfg_priv->status))
2433 brcmf_term_iscan(cfg_priv);
2435 if (cfg_priv->scan_request) {
2436 /* Indidate scan abort to cfg80211 layer */
2437 WL_INFO("Terminating scan in progress\n");
2438 cfg80211_scan_done(cfg_priv->scan_request, true);
2439 cfg_priv->scan_request = NULL;
2441 clear_bit(WL_STATUS_SCANNING, &cfg_priv->status);
2442 clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status);
2444 /* Turn off watchdog timer */
2445 if (test_bit(WL_STATUS_READY, &cfg_priv->status)) {
2446 WL_INFO("Enable MPC\n");
2447 brcmf_set_mpc(ndev, 1);
2456 brcmf_dev_bufvar_set(struct net_device *dev, s8 *name, s8 *buf, s32 len)
2458 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
2461 buflen = brcmu_mkiovar(name, buf, len, cfg_priv->ioctl_buf,
2465 return brcmf_dev_ioctl(dev, BRCMF_C_SET_VAR, cfg_priv->ioctl_buf,
2470 brcmf_dev_bufvar_get(struct net_device *dev, s8 *name, s8 *buf,
2473 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(dev);
2477 len = brcmu_mkiovar(name, NULL, 0, cfg_priv->ioctl_buf,
2480 err = brcmf_dev_ioctl(dev, BRCMF_C_GET_VAR, (void *)cfg_priv->ioctl_buf,
2483 WL_ERR("error (%d)\n", err);
2486 memcpy(buf, cfg_priv->ioctl_buf, buf_len);
2492 brcmf_update_pmklist(struct net_device *dev,
2493 struct brcmf_cfg80211_pmk_list *pmk_list, s32 err)
2497 WL_CONN("No of elements %d\n", pmk_list->pmkids.npmkid);
2498 for (i = 0; i < pmk_list->pmkids.npmkid; i++) {
2499 WL_CONN("PMKID[%d]: %pM =\n", i,
2500 &pmk_list->pmkids.pmkid[i].BSSID);
2501 for (j = 0; j < WLAN_PMKID_LEN; j++)
2502 WL_CONN("%02x\n", pmk_list->pmkids.pmkid[i].PMKID[j]);
2506 brcmf_dev_bufvar_set(dev, "pmkid_info", (char *)pmk_list,
2513 brcmf_cfg80211_set_pmksa(struct wiphy *wiphy, struct net_device *dev,
2514 struct cfg80211_pmksa *pmksa)
2516 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
2517 struct pmkid_list *pmkids = &cfg_priv->pmk_list->pmkids;
2521 WL_TRACE("Enter\n");
2522 if (!check_sys_up(wiphy))
2525 for (i = 0; i < pmkids->npmkid; i++)
2526 if (!memcmp(pmksa->bssid, pmkids->pmkid[i].BSSID, ETH_ALEN))
2528 if (i < WL_NUM_PMKIDS_MAX) {
2529 memcpy(pmkids->pmkid[i].BSSID, pmksa->bssid, ETH_ALEN);
2530 memcpy(pmkids->pmkid[i].PMKID, pmksa->pmkid, WLAN_PMKID_LEN);
2531 if (i == pmkids->npmkid)
2536 WL_CONN("set_pmksa,IW_PMKSA_ADD - PMKID: %pM =\n",
2537 pmkids->pmkid[pmkids->npmkid].BSSID);
2538 for (i = 0; i < WLAN_PMKID_LEN; i++)
2539 WL_CONN("%02x\n", pmkids->pmkid[pmkids->npmkid].PMKID[i]);
2541 err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err);
2548 brcmf_cfg80211_del_pmksa(struct wiphy *wiphy, struct net_device *dev,
2549 struct cfg80211_pmksa *pmksa)
2551 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
2552 struct pmkid_list pmkid;
2556 WL_TRACE("Enter\n");
2557 if (!check_sys_up(wiphy))
2560 memcpy(&pmkid.pmkid[0].BSSID, pmksa->bssid, ETH_ALEN);
2561 memcpy(&pmkid.pmkid[0].PMKID, pmksa->pmkid, WLAN_PMKID_LEN);
2563 WL_CONN("del_pmksa,IW_PMKSA_REMOVE - PMKID: %pM =\n",
2564 &pmkid.pmkid[0].BSSID);
2565 for (i = 0; i < WLAN_PMKID_LEN; i++)
2566 WL_CONN("%02x\n", pmkid.pmkid[0].PMKID[i]);
2568 for (i = 0; i < cfg_priv->pmk_list->pmkids.npmkid; i++)
2570 (pmksa->bssid, &cfg_priv->pmk_list->pmkids.pmkid[i].BSSID,
2574 if ((cfg_priv->pmk_list->pmkids.npmkid > 0)
2575 && (i < cfg_priv->pmk_list->pmkids.npmkid)) {
2576 memset(&cfg_priv->pmk_list->pmkids.pmkid[i], 0,
2577 sizeof(struct pmkid));
2578 for (; i < (cfg_priv->pmk_list->pmkids.npmkid - 1); i++) {
2579 memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].BSSID,
2580 &cfg_priv->pmk_list->pmkids.pmkid[i + 1].BSSID,
2582 memcpy(&cfg_priv->pmk_list->pmkids.pmkid[i].PMKID,
2583 &cfg_priv->pmk_list->pmkids.pmkid[i + 1].PMKID,
2586 cfg_priv->pmk_list->pmkids.npmkid--;
2590 err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err);
2598 brcmf_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device *dev)
2600 struct brcmf_cfg80211_priv *cfg_priv = wiphy_to_cfg(wiphy);
2603 WL_TRACE("Enter\n");
2604 if (!check_sys_up(wiphy))
2607 memset(cfg_priv->pmk_list, 0, sizeof(*cfg_priv->pmk_list));
2608 err = brcmf_update_pmklist(dev, cfg_priv->pmk_list, err);
2615 static struct cfg80211_ops wl_cfg80211_ops = {
2616 .change_virtual_intf = brcmf_cfg80211_change_iface,
2617 .scan = brcmf_cfg80211_scan,
2618 .set_wiphy_params = brcmf_cfg80211_set_wiphy_params,
2619 .join_ibss = brcmf_cfg80211_join_ibss,
2620 .leave_ibss = brcmf_cfg80211_leave_ibss,
2621 .get_station = brcmf_cfg80211_get_station,
2622 .set_tx_power = brcmf_cfg80211_set_tx_power,
2623 .get_tx_power = brcmf_cfg80211_get_tx_power,
2624 .add_key = brcmf_cfg80211_add_key,
2625 .del_key = brcmf_cfg80211_del_key,
2626 .get_key = brcmf_cfg80211_get_key,
2627 .set_default_key = brcmf_cfg80211_config_default_key,
2628 .set_default_mgmt_key = brcmf_cfg80211_config_default_mgmt_key,
2629 .set_power_mgmt = brcmf_cfg80211_set_power_mgmt,
2630 .set_bitrate_mask = brcmf_cfg80211_set_bitrate_mask,
2631 .connect = brcmf_cfg80211_connect,
2632 .disconnect = brcmf_cfg80211_disconnect,
2633 .suspend = brcmf_cfg80211_suspend,
2634 .resume = brcmf_cfg80211_resume,
2635 .set_pmksa = brcmf_cfg80211_set_pmksa,
2636 .del_pmksa = brcmf_cfg80211_del_pmksa,
2637 .flush_pmksa = brcmf_cfg80211_flush_pmksa
2640 static s32 brcmf_mode_to_nl80211_iftype(s32 mode)
2646 return NL80211_IFTYPE_STATION;
2648 return NL80211_IFTYPE_ADHOC;
2650 return NL80211_IFTYPE_UNSPECIFIED;
2656 static struct wireless_dev *brcmf_alloc_wdev(s32 sizeof_iface,
2659 struct wireless_dev *wdev;
2662 wdev = kzalloc(sizeof(*wdev), GFP_KERNEL);
2664 WL_ERR("Could not allocate wireless device\n");
2665 return ERR_PTR(-ENOMEM);
2668 wiphy_new(&wl_cfg80211_ops,
2669 sizeof(struct brcmf_cfg80211_priv) + sizeof_iface);
2671 WL_ERR("Couldn not allocate wiphy device\n");
2675 set_wiphy_dev(wdev->wiphy, dev);
2676 wdev->wiphy->max_scan_ssids = WL_NUM_SCAN_MAX;
2677 wdev->wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX;
2678 wdev->wiphy->interface_modes =
2679 BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC);
2680 wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
2681 wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_a; /* Set
2682 * it as 11a by default.
2683 * This will be updated with
2686 * if phy has 11n capability
2688 wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
2689 wdev->wiphy->cipher_suites = __wl_cipher_suites;
2690 wdev->wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites);
2691 wdev->wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT; /* enable power
2695 err = wiphy_register(wdev->wiphy);
2697 WL_ERR("Couldn not register wiphy device (%d)\n", err);
2698 goto wiphy_register_out;
2703 wiphy_free(wdev->wiphy);
2708 return ERR_PTR(err);
2711 static void brcmf_free_wdev(struct brcmf_cfg80211_priv *cfg_priv)
2713 struct wireless_dev *wdev = cfg_priv->wdev;
2716 WL_ERR("wdev is invalid\n");
2719 wiphy_unregister(wdev->wiphy);
2720 wiphy_free(wdev->wiphy);
2722 cfg_priv->wdev = NULL;
2725 static bool brcmf_is_linkup(struct brcmf_cfg80211_priv *cfg_priv,
2726 const struct brcmf_event_msg *e)
2728 u32 event = be32_to_cpu(e->event_type);
2729 u32 status = be32_to_cpu(e->status);
2731 if (event == BRCMF_E_SET_SSID && status == BRCMF_E_STATUS_SUCCESS) {
2732 WL_CONN("Processing set ssid\n");
2733 cfg_priv->link_up = true;
2740 static bool brcmf_is_linkdown(struct brcmf_cfg80211_priv *cfg_priv,
2741 const struct brcmf_event_msg *e)
2743 u32 event = be32_to_cpu(e->event_type);
2744 u16 flags = be16_to_cpu(e->flags);
2746 if (event == BRCMF_E_LINK && (!(flags & BRCMF_EVENT_MSG_LINK))) {
2747 WL_CONN("Processing link down\n");
2753 static bool brcmf_is_nonetwork(struct brcmf_cfg80211_priv *cfg_priv,
2754 const struct brcmf_event_msg *e)
2756 u32 event = be32_to_cpu(e->event_type);
2757 u32 status = be32_to_cpu(e->status);
2759 if (event == BRCMF_E_LINK && status == BRCMF_E_STATUS_NO_NETWORKS) {
2760 WL_CONN("Processing Link %s & no network found\n",
2761 be16_to_cpu(e->flags) & BRCMF_EVENT_MSG_LINK ?
2766 if (event == BRCMF_E_SET_SSID && status != BRCMF_E_STATUS_SUCCESS) {
2767 WL_CONN("Processing connecting & no network found\n");
2774 static void brcmf_clear_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv)
2776 struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv);
2778 kfree(conn_info->req_ie);
2779 conn_info->req_ie = NULL;
2780 conn_info->req_ie_len = 0;
2781 kfree(conn_info->resp_ie);
2782 conn_info->resp_ie = NULL;
2783 conn_info->resp_ie_len = 0;
2786 static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_priv *cfg_priv)
2788 struct net_device *ndev = cfg_to_ndev(cfg_priv);
2789 struct brcmf_cfg80211_assoc_ielen *assoc_info;
2790 struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv);
2795 brcmf_clear_assoc_ies(cfg_priv);
2797 err = brcmf_dev_bufvar_get(ndev, "assoc_info", cfg_priv->extra_buf,
2800 WL_ERR("could not get assoc info (%d)\n", err);
2803 assoc_info = (struct brcmf_cfg80211_assoc_ielen *)cfg_priv->extra_buf;
2804 req_len = assoc_info->req_len;
2805 resp_len = assoc_info->resp_len;
2807 err = brcmf_dev_bufvar_get(ndev, "assoc_req_ies",
2808 cfg_priv->extra_buf,
2811 WL_ERR("could not get assoc req (%d)\n", err);
2814 conn_info->req_ie_len = req_len;
2816 kmemdup(cfg_priv->extra_buf, conn_info->req_ie_len,
2819 conn_info->req_ie_len = 0;
2820 conn_info->req_ie = NULL;
2823 err = brcmf_dev_bufvar_get(ndev, "assoc_resp_ies",
2824 cfg_priv->extra_buf,
2827 WL_ERR("could not get assoc resp (%d)\n", err);
2830 conn_info->resp_ie_len = resp_len;
2831 conn_info->resp_ie =
2832 kmemdup(cfg_priv->extra_buf, conn_info->resp_ie_len,
2835 conn_info->resp_ie_len = 0;
2836 conn_info->resp_ie = NULL;
2838 WL_CONN("req len (%d) resp len (%d)\n",
2839 conn_info->req_ie_len, conn_info->resp_ie_len);
2845 brcmf_bss_roaming_done(struct brcmf_cfg80211_priv *cfg_priv,
2846 struct net_device *ndev,
2847 const struct brcmf_event_msg *e)
2849 struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv);
2850 struct wiphy *wiphy = cfg_to_wiphy(cfg_priv);
2851 struct brcmf_channel_info_le channel_le;
2852 struct ieee80211_channel *notify_channel;
2853 struct ieee80211_supported_band *band;
2858 WL_TRACE("Enter\n");
2860 brcmf_get_assoc_ies(cfg_priv);
2861 brcmf_update_prof(cfg_priv, NULL, &e->addr, WL_PROF_BSSID);
2862 brcmf_update_bss_info(cfg_priv);
2864 brcmf_dev_ioctl(ndev, BRCMF_C_GET_CHANNEL, &channel_le,
2865 sizeof(channel_le));
2867 target_channel = le32_to_cpu(channel_le.target_channel);
2868 WL_CONN("Roamed to channel %d\n", target_channel);
2870 if (target_channel <= CH_MAX_2G_CHANNEL)
2871 band = wiphy->bands[IEEE80211_BAND_2GHZ];
2873 band = wiphy->bands[IEEE80211_BAND_5GHZ];
2875 freq = ieee80211_channel_to_frequency(target_channel, band->band);
2876 notify_channel = ieee80211_get_channel(wiphy, freq);
2878 cfg80211_roamed(ndev, notify_channel,
2879 (u8 *)brcmf_read_prof(cfg_priv, WL_PROF_BSSID),
2880 conn_info->req_ie, conn_info->req_ie_len,
2881 conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL);
2882 WL_CONN("Report roaming result\n");
2884 set_bit(WL_STATUS_CONNECTED, &cfg_priv->status);
2890 brcmf_bss_connect_done(struct brcmf_cfg80211_priv *cfg_priv,
2891 struct net_device *ndev, const struct brcmf_event_msg *e,
2894 struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg_priv);
2897 WL_TRACE("Enter\n");
2899 if (test_and_clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) {
2901 brcmf_get_assoc_ies(cfg_priv);
2902 brcmf_update_prof(cfg_priv, NULL, &e->addr,
2904 brcmf_update_bss_info(cfg_priv);
2906 cfg80211_connect_result(ndev,
2907 (u8 *)brcmf_read_prof(cfg_priv,
2910 conn_info->req_ie_len,
2912 conn_info->resp_ie_len,
2913 completed ? WLAN_STATUS_SUCCESS :
2914 WLAN_STATUS_AUTH_TIMEOUT,
2917 set_bit(WL_STATUS_CONNECTED, &cfg_priv->status);
2918 WL_CONN("Report connect result - connection %s\n",
2919 completed ? "succeeded" : "failed");
2926 brcmf_notify_connect_status(struct brcmf_cfg80211_priv *cfg_priv,
2927 struct net_device *ndev,
2928 const struct brcmf_event_msg *e, void *data)
2932 if (brcmf_is_linkup(cfg_priv, e)) {
2933 WL_CONN("Linkup\n");
2934 if (brcmf_is_ibssmode(cfg_priv)) {
2935 brcmf_update_prof(cfg_priv, NULL, (void *)e->addr,
2937 wl_inform_ibss(cfg_priv, ndev, e->addr);
2938 cfg80211_ibss_joined(ndev, e->addr, GFP_KERNEL);
2939 clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
2940 set_bit(WL_STATUS_CONNECTED, &cfg_priv->status);
2942 brcmf_bss_connect_done(cfg_priv, ndev, e, true);
2943 } else if (brcmf_is_linkdown(cfg_priv, e)) {
2944 WL_CONN("Linkdown\n");
2945 if (brcmf_is_ibssmode(cfg_priv)) {
2946 clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
2947 if (test_and_clear_bit(WL_STATUS_CONNECTED,
2949 brcmf_link_down(cfg_priv);
2951 brcmf_bss_connect_done(cfg_priv, ndev, e, false);
2952 if (test_and_clear_bit(WL_STATUS_CONNECTED,
2953 &cfg_priv->status)) {
2954 cfg80211_disconnected(ndev, 0, NULL, 0,
2956 brcmf_link_down(cfg_priv);
2959 brcmf_init_prof(cfg_priv->profile);
2960 } else if (brcmf_is_nonetwork(cfg_priv, e)) {
2961 if (brcmf_is_ibssmode(cfg_priv))
2962 clear_bit(WL_STATUS_CONNECTING, &cfg_priv->status);
2964 brcmf_bss_connect_done(cfg_priv, ndev, e, false);
2971 brcmf_notify_roaming_status(struct brcmf_cfg80211_priv *cfg_priv,
2972 struct net_device *ndev,
2973 const struct brcmf_event_msg *e, void *data)
2976 u32 event = be32_to_cpu(e->event_type);
2977 u32 status = be32_to_cpu(e->status);
2979 if (event == BRCMF_E_ROAM && status == BRCMF_E_STATUS_SUCCESS) {
2980 if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status))
2981 brcmf_bss_roaming_done(cfg_priv, ndev, e);
2983 brcmf_bss_connect_done(cfg_priv, ndev, e, true);
2990 brcmf_notify_mic_status(struct brcmf_cfg80211_priv *cfg_priv,
2991 struct net_device *ndev,
2992 const struct brcmf_event_msg *e, void *data)
2994 u16 flags = be16_to_cpu(e->flags);
2995 enum nl80211_key_type key_type;
2998 if (flags & BRCMF_EVENT_MSG_GROUP)
2999 key_type = NL80211_KEYTYPE_GROUP;
3001 key_type = NL80211_KEYTYPE_PAIRWISE;
3003 cfg80211_michael_mic_failure(ndev, (u8 *)&e->addr, key_type, -1,
3011 brcmf_notify_scan_status(struct brcmf_cfg80211_priv *cfg_priv,
3012 struct net_device *ndev,
3013 const struct brcmf_event_msg *e, void *data)
3015 struct brcmf_channel_info_le channel_inform_le;
3016 struct brcmf_scan_results_le *bss_list_le;
3017 u32 len = WL_SCAN_BUF_MAX;
3019 bool scan_abort = false;
3022 WL_TRACE("Enter\n");
3024 if (cfg_priv->iscan_on && cfg_priv->iscan_kickstart) {
3026 return brcmf_wakeup_iscan(cfg_to_iscan(cfg_priv));
3029 if (!test_and_clear_bit(WL_STATUS_SCANNING, &cfg_priv->status)) {
3030 WL_ERR("Scan complete while device not scanning\n");
3036 err = brcmf_dev_ioctl(ndev, BRCMF_C_GET_CHANNEL, &channel_inform_le,
3037 sizeof(channel_inform_le));
3039 WL_ERR("scan busy (%d)\n", err);
3043 scan_channel = le32_to_cpu(channel_inform_le.scan_channel);
3045 WL_CONN("channel_inform.scan_channel (%d)\n", scan_channel);
3046 cfg_priv->bss_list = cfg_priv->scan_results;
3047 bss_list_le = (struct brcmf_scan_results_le *) cfg_priv->bss_list;
3049 memset(cfg_priv->scan_results, 0, len);
3050 bss_list_le->buflen = cpu_to_le32(len);
3051 err = brcmf_dev_ioctl(ndev, BRCMF_C_SCAN_RESULTS,
3052 cfg_priv->scan_results, len);
3054 WL_ERR("%s Scan_results error (%d)\n", ndev->name, err);
3059 cfg_priv->scan_results->buflen = le32_to_cpu(bss_list_le->buflen);
3060 cfg_priv->scan_results->version = le32_to_cpu(bss_list_le->version);
3061 cfg_priv->scan_results->count = le32_to_cpu(bss_list_le->count);
3063 err = brcmf_inform_bss(cfg_priv);
3070 if (cfg_priv->scan_request) {
3071 WL_SCAN("calling cfg80211_scan_done\n");
3072 cfg80211_scan_done(cfg_priv->scan_request, scan_abort);
3073 brcmf_set_mpc(ndev, 1);
3074 cfg_priv->scan_request = NULL;
3082 static void brcmf_init_conf(struct brcmf_cfg80211_conf *conf)
3084 conf->mode = (u32)-1;
3085 conf->frag_threshold = (u32)-1;
3086 conf->rts_threshold = (u32)-1;
3087 conf->retry_short = (u32)-1;
3088 conf->retry_long = (u32)-1;
3089 conf->tx_power = -1;
3092 static void brcmf_init_eloop_handler(struct brcmf_cfg80211_event_loop *el)
3094 memset(el, 0, sizeof(*el));
3095 el->handler[BRCMF_E_SCAN_COMPLETE] = brcmf_notify_scan_status;
3096 el->handler[BRCMF_E_LINK] = brcmf_notify_connect_status;
3097 el->handler[BRCMF_E_ROAM] = brcmf_notify_roaming_status;
3098 el->handler[BRCMF_E_MIC_ERROR] = brcmf_notify_mic_status;
3099 el->handler[BRCMF_E_SET_SSID] = brcmf_notify_connect_status;
3102 static void brcmf_deinit_priv_mem(struct brcmf_cfg80211_priv *cfg_priv)
3104 kfree(cfg_priv->scan_results);
3105 cfg_priv->scan_results = NULL;
3106 kfree(cfg_priv->bss_info);
3107 cfg_priv->bss_info = NULL;
3108 kfree(cfg_priv->conf);
3109 cfg_priv->conf = NULL;
3110 kfree(cfg_priv->profile);
3111 cfg_priv->profile = NULL;
3112 kfree(cfg_priv->scan_req_int);
3113 cfg_priv->scan_req_int = NULL;
3114 kfree(cfg_priv->ioctl_buf);
3115 cfg_priv->ioctl_buf = NULL;
3116 kfree(cfg_priv->extra_buf);
3117 cfg_priv->extra_buf = NULL;
3118 kfree(cfg_priv->iscan);
3119 cfg_priv->iscan = NULL;
3120 kfree(cfg_priv->pmk_list);
3121 cfg_priv->pmk_list = NULL;
3124 static s32 brcmf_init_priv_mem(struct brcmf_cfg80211_priv *cfg_priv)
3126 cfg_priv->scan_results = kzalloc(WL_SCAN_BUF_MAX, GFP_KERNEL);
3127 if (!cfg_priv->scan_results) {
3128 WL_ERR("Scan results alloc failed\n");
3129 goto init_priv_mem_out;
3131 cfg_priv->conf = kzalloc(sizeof(*cfg_priv->conf), GFP_KERNEL);
3132 if (!cfg_priv->conf) {
3133 WL_ERR("wl_conf alloc failed\n");
3134 goto init_priv_mem_out;
3136 cfg_priv->profile = kzalloc(sizeof(*cfg_priv->profile), GFP_KERNEL);
3137 if (!cfg_priv->profile) {
3138 WL_ERR("wl_profile alloc failed\n");
3139 goto init_priv_mem_out;
3141 cfg_priv->bss_info = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL);
3142 if (!cfg_priv->bss_info) {
3143 WL_ERR("Bss information alloc failed\n");
3144 goto init_priv_mem_out;
3146 cfg_priv->scan_req_int = kzalloc(sizeof(*cfg_priv->scan_req_int),
3148 if (!cfg_priv->scan_req_int) {
3149 WL_ERR("Scan req alloc failed\n");
3150 goto init_priv_mem_out;
3152 cfg_priv->ioctl_buf = kzalloc(WL_IOCTL_LEN_MAX, GFP_KERNEL);
3153 if (!cfg_priv->ioctl_buf) {
3154 WL_ERR("Ioctl buf alloc failed\n");
3155 goto init_priv_mem_out;
3157 cfg_priv->extra_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL);
3158 if (!cfg_priv->extra_buf) {
3159 WL_ERR("Extra buf alloc failed\n");
3160 goto init_priv_mem_out;
3162 cfg_priv->iscan = kzalloc(sizeof(*cfg_priv->iscan), GFP_KERNEL);
3163 if (!cfg_priv->iscan) {
3164 WL_ERR("Iscan buf alloc failed\n");
3165 goto init_priv_mem_out;
3167 cfg_priv->pmk_list = kzalloc(sizeof(*cfg_priv->pmk_list), GFP_KERNEL);
3168 if (!cfg_priv->pmk_list) {
3169 WL_ERR("pmk list alloc failed\n");
3170 goto init_priv_mem_out;
3176 brcmf_deinit_priv_mem(cfg_priv);
3182 * retrieve first queued event from head
3185 static struct brcmf_cfg80211_event_q *brcmf_deq_event(
3186 struct brcmf_cfg80211_priv *cfg_priv)
3188 struct brcmf_cfg80211_event_q *e = NULL;
3190 spin_lock_irq(&cfg_priv->evt_q_lock);
3191 if (!list_empty(&cfg_priv->evt_q_list)) {
3192 e = list_first_entry(&cfg_priv->evt_q_list,
3193 struct brcmf_cfg80211_event_q, evt_q_list);
3194 list_del(&e->evt_q_list);
3196 spin_unlock_irq(&cfg_priv->evt_q_lock);
3202 ** push event to tail of the queue
3206 brcmf_enq_event(struct brcmf_cfg80211_priv *cfg_priv, u32 event,
3207 const struct brcmf_event_msg *msg)
3209 struct brcmf_cfg80211_event_q *e;
3212 e = kzalloc(sizeof(struct brcmf_cfg80211_event_q), GFP_KERNEL);
3214 WL_ERR("event alloc failed\n");
3219 memcpy(&e->emsg, msg, sizeof(struct brcmf_event_msg));
3221 spin_lock_irq(&cfg_priv->evt_q_lock);
3222 list_add_tail(&e->evt_q_list, &cfg_priv->evt_q_list);
3223 spin_unlock_irq(&cfg_priv->evt_q_lock);
3228 static void brcmf_put_event(struct brcmf_cfg80211_event_q *e)
3233 static void brcmf_cfg80211_event_handler(struct work_struct *work)
3235 struct brcmf_cfg80211_priv *cfg_priv =
3236 container_of(work, struct brcmf_cfg80211_priv,
3238 struct brcmf_cfg80211_event_q *e;
3240 e = brcmf_deq_event(cfg_priv);
3242 WL_ERR("event queue empty...\n");
3247 WL_INFO("event type (%d)\n", e->etype);
3248 if (cfg_priv->el.handler[e->etype])
3249 cfg_priv->el.handler[e->etype](cfg_priv,
3250 cfg_to_ndev(cfg_priv),
3251 &e->emsg, e->edata);
3253 WL_INFO("Unknown Event (%d): ignoring\n", e->etype);
3255 } while ((e = brcmf_deq_event(cfg_priv)));
3259 static void brcmf_init_eq(struct brcmf_cfg80211_priv *cfg_priv)
3261 spin_lock_init(&cfg_priv->evt_q_lock);
3262 INIT_LIST_HEAD(&cfg_priv->evt_q_list);
3265 static void brcmf_flush_eq(struct brcmf_cfg80211_priv *cfg_priv)
3267 struct brcmf_cfg80211_event_q *e;
3269 spin_lock_irq(&cfg_priv->evt_q_lock);
3270 while (!list_empty(&cfg_priv->evt_q_list)) {
3271 e = list_first_entry(&cfg_priv->evt_q_list,
3272 struct brcmf_cfg80211_event_q, evt_q_list);
3273 list_del(&e->evt_q_list);
3276 spin_unlock_irq(&cfg_priv->evt_q_lock);
3279 static s32 wl_init_priv(struct brcmf_cfg80211_priv *cfg_priv)
3283 cfg_priv->scan_request = NULL;
3284 cfg_priv->pwr_save = true;
3285 cfg_priv->iscan_on = true; /* iscan on & off switch.
3286 we enable iscan per default */
3287 cfg_priv->roam_on = true; /* roam on & off switch.
3288 we enable roam per default */
3290 cfg_priv->iscan_kickstart = false;
3291 cfg_priv->active_scan = true; /* we do active scan for
3292 specific scan per default */
3293 cfg_priv->dongle_up = false; /* dongle is not up yet */
3294 brcmf_init_eq(cfg_priv);
3295 err = brcmf_init_priv_mem(cfg_priv);
3298 INIT_WORK(&cfg_priv->event_work, brcmf_cfg80211_event_handler);
3299 brcmf_init_eloop_handler(&cfg_priv->el);
3300 mutex_init(&cfg_priv->usr_sync);
3301 err = brcmf_init_iscan(cfg_priv);
3304 brcmf_init_conf(cfg_priv->conf);
3305 brcmf_init_prof(cfg_priv->profile);
3306 brcmf_link_down(cfg_priv);
3311 static void wl_deinit_priv(struct brcmf_cfg80211_priv *cfg_priv)
3313 cancel_work_sync(&cfg_priv->event_work);
3314 cfg_priv->dongle_up = false; /* dongle down */
3315 brcmf_flush_eq(cfg_priv);
3316 brcmf_link_down(cfg_priv);
3317 brcmf_term_iscan(cfg_priv);
3318 brcmf_deinit_priv_mem(cfg_priv);
3321 struct brcmf_cfg80211_dev *brcmf_cfg80211_attach(struct net_device *ndev,
3322 struct device *busdev,
3325 struct wireless_dev *wdev;
3326 struct brcmf_cfg80211_priv *cfg_priv;
3327 struct brcmf_cfg80211_iface *ci;
3328 struct brcmf_cfg80211_dev *cfg_dev;
3332 WL_ERR("ndev is invalid\n");
3335 cfg_dev = kzalloc(sizeof(struct brcmf_cfg80211_dev), GFP_KERNEL);
3337 WL_ERR("wl_cfg80211_dev is invalid\n");
3341 wdev = brcmf_alloc_wdev(sizeof(struct brcmf_cfg80211_iface), busdev);
3347 wdev->iftype = brcmf_mode_to_nl80211_iftype(WL_MODE_BSS);
3348 cfg_priv = wdev_to_cfg(wdev);
3349 cfg_priv->wdev = wdev;
3350 cfg_priv->pub = data;
3351 ci = (struct brcmf_cfg80211_iface *)&cfg_priv->ci;
3352 ci->cfg_priv = cfg_priv;
3353 ndev->ieee80211_ptr = wdev;
3354 SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy));
3355 wdev->netdev = ndev;
3356 err = wl_init_priv(cfg_priv);
3358 WL_ERR("Failed to init iwm_priv (%d)\n", err);
3359 goto cfg80211_attach_out;
3361 brcmf_set_drvdata(cfg_dev, ci);
3365 cfg80211_attach_out:
3366 brcmf_free_wdev(cfg_priv);
3371 void brcmf_cfg80211_detach(struct brcmf_cfg80211_dev *cfg_dev)
3373 struct brcmf_cfg80211_priv *cfg_priv;
3375 cfg_priv = brcmf_priv_get(cfg_dev);
3377 wl_deinit_priv(cfg_priv);
3378 brcmf_free_wdev(cfg_priv);
3379 brcmf_set_drvdata(cfg_dev, NULL);
3384 brcmf_cfg80211_event(struct net_device *ndev,
3385 const struct brcmf_event_msg *e, void *data)
3387 u32 event_type = be32_to_cpu(e->event_type);
3388 struct brcmf_cfg80211_priv *cfg_priv = ndev_to_cfg(ndev);
3390 if (!brcmf_enq_event(cfg_priv, event_type, e))
3391 schedule_work(&cfg_priv->event_work);
3394 static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype)
3400 case NL80211_IFTYPE_MONITOR:
3401 case NL80211_IFTYPE_WDS:
3402 WL_ERR("type (%d) : currently we do not support this mode\n",
3406 case NL80211_IFTYPE_ADHOC:
3409 case NL80211_IFTYPE_STATION:
3414 WL_ERR("invalid type (%d)\n", iftype);
3417 err = brcmf_dev_ioctl_u32(ndev, BRCMF_C_SET_INFRA, &infra);
3419 WL_ERR("WLC_SET_INFRA error (%d)\n", err);
3426 static s32 brcmf_dongle_eventmsg(struct net_device *ndev)
3428 /* Room for "event_msgs" + '\0' + bitvec */
3429 s8 iovbuf[BRCMF_EVENTING_MASK_LEN + 12];
3430 s8 eventmask[BRCMF_EVENTING_MASK_LEN];
3433 WL_TRACE("Enter\n");
3435 /* Setup event_msgs */
3436 brcmu_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, iovbuf,
3438 err = brcmf_dev_ioctl(ndev, BRCMF_C_GET_VAR, iovbuf, sizeof(iovbuf));
3440 WL_ERR("Get event_msgs error (%d)\n", err);
3441 goto dongle_eventmsg_out;
3443 memcpy(eventmask, iovbuf, BRCMF_EVENTING_MASK_LEN);
3445 setbit(eventmask, BRCMF_E_SET_SSID);
3446 setbit(eventmask, BRCMF_E_ROAM);
3447 setbit(eventmask, BRCMF_E_PRUNE);
3448 setbit(eventmask, BRCMF_E_AUTH);
3449 setbit(eventmask, BRCMF_E_REASSOC);
3450 setbit(eventmask, BRCMF_E_REASSOC_IND);
3451 setbit(eventmask, BRCMF_E_DEAUTH_IND);
3452 setbit(eventmask, BRCMF_E_DISASSOC_IND);
3453 setbit(eventmask, BRCMF_E_DISASSOC);
3454 setbit(eventmask, BRCMF_E_JOIN);
3455 setbit(eventmask, BRCMF_E_ASSOC_IND);
3456 setbit(eventmask, BRCMF_E_PSK_SUP);
3457 setbit(eventmask, BRCMF_E_LINK);
3458 setbit(eventmask, BRCMF_E_NDIS_LINK);
3459 setbit(eventmask, BRCMF_E_MIC_ERROR);
3460 setbit(eventmask, BRCMF_E_PMKID_CACHE);
3461 setbit(eventmask, BRCMF_E_TXFAIL);
3462 setbit(eventmask, BRCMF_E_JOIN_START);
3463 setbit(eventmask, BRCMF_E_SCAN_COMPLETE);
3465 brcmu_mkiovar("event_msgs", eventmask, BRCMF_EVENTING_MASK_LEN, iovbuf,
3467 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf));
3469 WL_ERR("Set event_msgs error (%d)\n", err);
3470 goto dongle_eventmsg_out;
3473 dongle_eventmsg_out:
3479 brcmf_dongle_roam(struct net_device *ndev, u32 roamvar, u32 bcn_timeout)
3487 * Setup timeout if Beacons are lost and roam is
3488 * off to report link down
3491 brcmu_mkiovar("bcn_timeout", (char *)&bcn_timeout,
3492 sizeof(bcn_timeout), iovbuf, sizeof(iovbuf));
3493 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR,
3494 iovbuf, sizeof(iovbuf));
3496 WL_ERR("bcn_timeout error (%d)\n", err);
3497 goto dongle_rom_out;
3502 * Enable/Disable built-in roaming to allow supplicant
3503 * to take care of roaming
3505 WL_INFO("Internal Roaming = %s\n", roamvar ? "Off" : "On");
3506 brcmu_mkiovar("roam_off", (char *)&roamvar,
3507 sizeof(roamvar), iovbuf, sizeof(iovbuf));
3508 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_VAR, iovbuf, sizeof(iovbuf));
3510 WL_ERR("roam_off error (%d)\n", err);
3511 goto dongle_rom_out;
3514 roamtrigger[0] = WL_ROAM_TRIGGER_LEVEL;
3515 roamtrigger[1] = BRCM_BAND_ALL;
3516 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_ROAM_TRIGGER,
3517 (void *)roamtrigger, sizeof(roamtrigger));
3519 WL_ERR("WLC_SET_ROAM_TRIGGER error (%d)\n", err);
3520 goto dongle_rom_out;
3523 roam_delta[0] = WL_ROAM_DELTA;
3524 roam_delta[1] = BRCM_BAND_ALL;
3525 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_ROAM_DELTA,
3526 (void *)roam_delta, sizeof(roam_delta));
3528 WL_ERR("WLC_SET_ROAM_DELTA error (%d)\n", err);
3529 goto dongle_rom_out;
3537 brcmf_dongle_scantime(struct net_device *ndev, s32 scan_assoc_time,
3538 s32 scan_unassoc_time, s32 scan_passive_time)
3542 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_CHANNEL_TIME,
3543 &scan_assoc_time, sizeof(scan_assoc_time));
3545 if (err == -EOPNOTSUPP)
3546 WL_INFO("Scan assoc time is not supported\n");
3548 WL_ERR("Scan assoc time error (%d)\n", err);
3549 goto dongle_scantime_out;
3551 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_UNASSOC_TIME,
3552 &scan_unassoc_time, sizeof(scan_unassoc_time));
3554 if (err == -EOPNOTSUPP)
3555 WL_INFO("Scan unassoc time is not supported\n");
3557 WL_ERR("Scan unassoc time error (%d)\n", err);
3558 goto dongle_scantime_out;
3561 err = brcmf_dev_ioctl(ndev, BRCMF_C_SET_SCAN_PASSIVE_TIME,
3562 &scan_passive_time, sizeof(scan_passive_time));
3564 if (err == -EOPNOTSUPP)
3565 WL_INFO("Scan passive time is not supported\n");
3567 WL_ERR("Scan passive time error (%d)\n", err);
3568 goto dongle_scantime_out;
3571 dongle_scantime_out:
3575 static s32 wl_update_wiphybands(struct brcmf_cfg80211_priv *cfg_priv)
3577 struct wiphy *wiphy;
3582 err = brcmf_dev_ioctl(cfg_to_ndev(cfg_priv), BRCM_GET_PHYLIST,
3583 &phy_list, sizeof(phy_list));
3585 WL_ERR("error (%d)\n", err);
3589 phy = ((char *)&phy_list)[1];
3590 WL_INFO("%c phy\n", phy);
3591 if (phy == 'n' || phy == 'a') {
3592 wiphy = cfg_to_wiphy(cfg_priv);
3593 wiphy->bands[IEEE80211_BAND_5GHZ] = &__wl_band_5ghz_n;
3599 static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_priv *cfg_priv)
3601 return wl_update_wiphybands(cfg_priv);
3604 static s32 brcmf_config_dongle(struct brcmf_cfg80211_priv *cfg_priv,
3607 struct net_device *ndev;
3608 struct wireless_dev *wdev;
3612 if (cfg_priv->dongle_up)
3615 ndev = cfg_to_ndev(cfg_priv);
3616 wdev = ndev->ieee80211_ptr;
3620 brcmf_dongle_scantime(ndev, WL_SCAN_CHANNEL_TIME,
3621 WL_SCAN_UNASSOC_TIME, WL_SCAN_PASSIVE_TIME);
3623 err = brcmf_dongle_eventmsg(ndev);
3625 goto default_conf_out;
3627 power_mode = cfg_priv->pwr_save ? PM_FAST : PM_OFF;
3628 err = brcmf_dev_ioctl_u32(ndev, BRCMF_C_SET_PM, &power_mode);
3630 goto default_conf_out;
3631 WL_INFO("power save set to %s\n",
3632 (power_mode ? "enabled" : "disabled"));
3634 err = brcmf_dongle_roam(ndev, (cfg_priv->roam_on ? 0 : 1),
3637 goto default_conf_out;
3638 err = brcmf_dongle_mode(ndev, wdev->iftype);
3639 if (err && err != -EINPROGRESS)
3640 goto default_conf_out;
3641 err = brcmf_dongle_probecap(cfg_priv);
3643 goto default_conf_out;
3645 /* -EINPROGRESS: Call commit handler */
3651 cfg_priv->dongle_up = true;
3657 static int brcmf_debugfs_add_netdev_params(struct brcmf_cfg80211_priv *cfg_priv)
3659 char buf[10+IFNAMSIZ];
3663 sprintf(buf, "netdev:%s", cfg_to_ndev(cfg_priv)->name);
3664 cfg_priv->debugfsdir = debugfs_create_dir(buf,
3665 cfg_to_wiphy(cfg_priv)->debugfsdir);
3667 fd = debugfs_create_u16("beacon_int", S_IRUGO, cfg_priv->debugfsdir,
3668 (u16 *)&cfg_priv->profile->beacon_interval);
3674 fd = debugfs_create_u8("dtim_period", S_IRUGO, cfg_priv->debugfsdir,
3675 (u8 *)&cfg_priv->profile->dtim_period);
3685 static void brcmf_debugfs_remove_netdev(struct brcmf_cfg80211_priv *cfg_priv)
3687 debugfs_remove_recursive(cfg_priv->debugfsdir);
3688 cfg_priv->debugfsdir = NULL;
3691 static s32 __brcmf_cfg80211_up(struct brcmf_cfg80211_priv *cfg_priv)
3695 set_bit(WL_STATUS_READY, &cfg_priv->status);
3697 brcmf_debugfs_add_netdev_params(cfg_priv);
3699 err = brcmf_config_dongle(cfg_priv, false);
3703 brcmf_invoke_iscan(cfg_priv);
3708 static s32 __brcmf_cfg80211_down(struct brcmf_cfg80211_priv *cfg_priv)
3711 * While going down, if associated with AP disassociate
3712 * from AP to save power
3714 if ((test_bit(WL_STATUS_CONNECTED, &cfg_priv->status) ||
3715 test_bit(WL_STATUS_CONNECTING, &cfg_priv->status)) &&
3716 test_bit(WL_STATUS_READY, &cfg_priv->status)) {
3717 WL_INFO("Disassociating from AP");
3718 brcmf_link_down(cfg_priv);
3720 /* Make sure WPA_Supplicant receives all the event
3721 generated due to DISASSOC call to the fw to keep
3722 the state fw and WPA_Supplicant state consistent
3729 set_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status);
3730 brcmf_term_iscan(cfg_priv);
3731 if (cfg_priv->scan_request) {
3732 cfg80211_scan_done(cfg_priv->scan_request, true);
3733 /* May need to perform this to cover rmmod */
3734 /* wl_set_mpc(cfg_to_ndev(wl), 1); */
3735 cfg_priv->scan_request = NULL;
3737 clear_bit(WL_STATUS_READY, &cfg_priv->status);
3738 clear_bit(WL_STATUS_SCANNING, &cfg_priv->status);
3739 clear_bit(WL_STATUS_SCAN_ABORTING, &cfg_priv->status);
3741 brcmf_debugfs_remove_netdev(cfg_priv);
3746 s32 brcmf_cfg80211_up(struct brcmf_cfg80211_dev *cfg_dev)
3748 struct brcmf_cfg80211_priv *cfg_priv;
3751 cfg_priv = brcmf_priv_get(cfg_dev);
3752 mutex_lock(&cfg_priv->usr_sync);
3753 err = __brcmf_cfg80211_up(cfg_priv);
3754 mutex_unlock(&cfg_priv->usr_sync);
3759 s32 brcmf_cfg80211_down(struct brcmf_cfg80211_dev *cfg_dev)
3761 struct brcmf_cfg80211_priv *cfg_priv;
3764 cfg_priv = brcmf_priv_get(cfg_dev);
3765 mutex_lock(&cfg_priv->usr_sync);
3766 err = __brcmf_cfg80211_down(cfg_priv);
3767 mutex_unlock(&cfg_priv->usr_sync);
3772 static __used s32 brcmf_add_ie(struct brcmf_cfg80211_priv *cfg_priv,
3775 struct brcmf_cfg80211_ie *ie = &cfg_priv->ie;
3778 if (ie->offset + l + 2 > WL_TLV_INFO_MAX) {
3779 WL_ERR("ei crosses buffer boundary\n");
3782 ie->buf[ie->offset] = t;
3783 ie->buf[ie->offset + 1] = l;
3784 memcpy(&ie->buf[ie->offset + 2], v, l);
3785 ie->offset += l + 2;