1 /*
2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #include <linux/etherdevice.h>
19 #include <linux/moduleparam.h>
20 #include <net/netlink.h>
21 #include <net/cfg80211.h>
22 #include "wil6210.h"
23 #include "wmi.h"
24 #include "fw.h"
25
26 #define WIL_MAX_ROC_DURATION_MS 5000
27
28 #define WIL_EDMG_CHANNEL_9_SUBCHANNELS (BIT(0) | BIT(1))
29 #define WIL_EDMG_CHANNEL_10_SUBCHANNELS (BIT(1) | BIT(2))
30 #define WIL_EDMG_CHANNEL_11_SUBCHANNELS (BIT(2) | BIT(3))
31
32 /* WIL_EDMG_BW_CONFIGURATION define the allowed channel bandwidth
33 * configurations as defined by IEEE 802.11 section 9.4.2.251, Table 13.
34 * The value 5 allowing CB1 and CB2 of adjacent channels.
35 */
36 #define WIL_EDMG_BW_CONFIGURATION 5
37
38 /* WIL_EDMG_CHANNELS is a bitmap that indicates the 2.16 GHz channel(s) that
39 * are allowed to be used for EDMG transmissions in the BSS as defined by
40 * IEEE 802.11 section 9.4.2.251.
41 */
42 #define WIL_EDMG_CHANNELS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
43
44 bool disable_ap_sme;
45 module_param(disable_ap_sme, bool, 0444);
46 MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME");
47
48 #ifdef CONFIG_PM
49 static struct wiphy_wowlan_support wil_wowlan_support = {
50 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT,
51 };
52 #endif
53
54 #define CHAN60G(_channel, _flags) { \
55 .band = NL80211_BAND_60GHZ, \
56 .center_freq = 56160 + (2160 * (_channel)), \
57 .hw_value = (_channel), \
58 .flags = (_flags), \
59 .max_antenna_gain = 0, \
60 .max_power = 40, \
61 }
62
63 static struct ieee80211_channel wil_60ghz_channels[] = {
64 CHAN60G(1, 0),
65 CHAN60G(2, 0),
66 CHAN60G(3, 0),
67 CHAN60G(4, 0),
68 };
69
70 /* Rx channel bonding mode */
71 enum wil_rx_cb_mode {
72 WIL_RX_CB_MODE_DMG,
73 WIL_RX_CB_MODE_EDMG,
74 WIL_RX_CB_MODE_WIDE,
75 };
76
wil_rx_cb_mode_to_n_bonded(u8 cb_mode)77 static int wil_rx_cb_mode_to_n_bonded(u8 cb_mode)
78 {
79 switch (cb_mode) {
80 case WIL_RX_CB_MODE_DMG:
81 case WIL_RX_CB_MODE_EDMG:
82 return 1;
83 case WIL_RX_CB_MODE_WIDE:
84 return 2;
85 default:
86 return 1;
87 }
88 }
89
wil_tx_cb_mode_to_n_bonded(u8 cb_mode)90 static int wil_tx_cb_mode_to_n_bonded(u8 cb_mode)
91 {
92 switch (cb_mode) {
93 case WMI_TX_MODE_DMG:
94 case WMI_TX_MODE_EDMG_CB1:
95 return 1;
96 case WMI_TX_MODE_EDMG_CB2:
97 return 2;
98 default:
99 return 1;
100 }
101 }
102
103 static void
wil_memdup_ie(u8 ** pdst,size_t * pdst_len,const u8 * src,size_t src_len)104 wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len)
105 {
106 kfree(*pdst);
107 *pdst = NULL;
108 *pdst_len = 0;
109 if (src_len > 0) {
110 *pdst = kmemdup(src, src_len, GFP_KERNEL);
111 if (*pdst)
112 *pdst_len = src_len;
113 }
114 }
115
wil_num_supported_channels(struct wil6210_priv * wil)116 static int wil_num_supported_channels(struct wil6210_priv *wil)
117 {
118 int num_channels = ARRAY_SIZE(wil_60ghz_channels);
119
120 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities))
121 num_channels--;
122
123 return num_channels;
124 }
125
update_supported_bands(struct wil6210_priv * wil)126 void update_supported_bands(struct wil6210_priv *wil)
127 {
128 struct wiphy *wiphy = wil_to_wiphy(wil);
129
130 wil_dbg_misc(wil, "update supported bands");
131
132 wiphy->bands[NL80211_BAND_60GHZ]->n_channels =
133 wil_num_supported_channels(wil);
134
135 if (test_bit(WMI_FW_CAPABILITY_CHANNEL_BONDING, wil->fw_capabilities)) {
136 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.channels =
137 WIL_EDMG_CHANNELS;
138 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.bw_config =
139 WIL_EDMG_BW_CONFIGURATION;
140 }
141 }
142
143 /* Vendor id to be used in vendor specific command and events
144 * to user space.
145 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID,
146 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and
147 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in
148 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that
149 */
150
151 #define QCA_NL80211_VENDOR_ID 0x001374
152
153 #define WIL_MAX_RF_SECTORS (128)
154 #define WIL_CID_ALL (0xff)
155
156 enum qca_wlan_vendor_attr_rf_sector {
157 QCA_ATTR_MAC_ADDR = 6,
158 QCA_ATTR_PAD = 13,
159 QCA_ATTR_TSF = 29,
160 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30,
161 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31,
162 QCA_ATTR_DMG_RF_MODULE_MASK = 32,
163 QCA_ATTR_DMG_RF_SECTOR_CFG = 33,
164 QCA_ATTR_DMG_RF_SECTOR_MAX,
165 };
166
167 enum qca_wlan_vendor_attr_dmg_rf_sector_type {
168 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX,
169 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX,
170 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX
171 };
172
173 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg {
174 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0,
175 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
176 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
177 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
178 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
179 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
180 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
181 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
182
183 /* keep last */
184 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST,
185 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX =
186 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1
187 };
188
189 static const struct
190 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = {
191 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN },
192 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 },
193 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 },
194 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 },
195 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED },
196 };
197
198 static const struct
199 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = {
200 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 },
201 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 },
202 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 },
203 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 },
204 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 },
205 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 },
206 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 },
207 };
208
209 enum qca_nl80211_vendor_subcmds {
210 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139,
211 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140,
212 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141,
213 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142,
214 };
215
216 static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
217 struct wireless_dev *wdev,
218 const void *data, int data_len);
219 static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
220 struct wireless_dev *wdev,
221 const void *data, int data_len);
222 static int wil_rf_sector_get_selected(struct wiphy *wiphy,
223 struct wireless_dev *wdev,
224 const void *data, int data_len);
225 static int wil_rf_sector_set_selected(struct wiphy *wiphy,
226 struct wireless_dev *wdev,
227 const void *data, int data_len);
228
229 /* vendor specific commands */
230 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = {
231 {
232 .info.vendor_id = QCA_NL80211_VENDOR_ID,
233 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG,
234 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
235 WIPHY_VENDOR_CMD_NEED_RUNNING,
236 .policy = wil_rf_sector_policy,
237 .doit = wil_rf_sector_get_cfg
238 },
239 {
240 .info.vendor_id = QCA_NL80211_VENDOR_ID,
241 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG,
242 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
243 WIPHY_VENDOR_CMD_NEED_RUNNING,
244 .policy = wil_rf_sector_policy,
245 .doit = wil_rf_sector_set_cfg
246 },
247 {
248 .info.vendor_id = QCA_NL80211_VENDOR_ID,
249 .info.subcmd =
250 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR,
251 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
252 WIPHY_VENDOR_CMD_NEED_RUNNING,
253 .policy = wil_rf_sector_policy,
254 .doit = wil_rf_sector_get_selected
255 },
256 {
257 .info.vendor_id = QCA_NL80211_VENDOR_ID,
258 .info.subcmd =
259 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR,
260 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
261 WIPHY_VENDOR_CMD_NEED_RUNNING,
262 .policy = wil_rf_sector_policy,
263 .doit = wil_rf_sector_set_selected
264 },
265 };
266
267 static struct ieee80211_supported_band wil_band_60ghz = {
268 .channels = wil_60ghz_channels,
269 .n_channels = ARRAY_SIZE(wil_60ghz_channels),
270 .ht_cap = {
271 .ht_supported = true,
272 .cap = 0, /* TODO */
273 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */
274 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */
275 .mcs = {
276 /* MCS 1..12 - SC PHY */
277 .rx_mask = {0xfe, 0x1f}, /* 1..12 */
278 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */
279 },
280 },
281 };
282
283 static const struct ieee80211_txrx_stypes
284 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = {
285 [NL80211_IFTYPE_STATION] = {
286 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
287 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
288 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
289 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
290 },
291 [NL80211_IFTYPE_AP] = {
292 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
293 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) |
294 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) |
295 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
296 BIT(IEEE80211_STYPE_AUTH >> 4) |
297 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4),
298 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
299 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
300 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
301 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
302 BIT(IEEE80211_STYPE_AUTH >> 4) |
303 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
304 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4)
305 },
306 [NL80211_IFTYPE_P2P_CLIENT] = {
307 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
308 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
309 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
310 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
311 },
312 [NL80211_IFTYPE_P2P_GO] = {
313 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
314 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
315 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
316 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
317 },
318 [NL80211_IFTYPE_P2P_DEVICE] = {
319 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
320 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
321 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
322 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
323 },
324 };
325
326 static const u32 wil_cipher_suites[] = {
327 WLAN_CIPHER_SUITE_GCMP,
328 };
329
330 static const char * const key_usage_str[] = {
331 [WMI_KEY_USE_PAIRWISE] = "PTK",
332 [WMI_KEY_USE_RX_GROUP] = "RX_GTK",
333 [WMI_KEY_USE_TX_GROUP] = "TX_GTK",
334 [WMI_KEY_USE_STORE_PTK] = "STORE_PTK",
335 [WMI_KEY_USE_APPLY_PTK] = "APPLY_PTK",
336 };
337
wil_iftype_nl2wmi(enum nl80211_iftype type)338 int wil_iftype_nl2wmi(enum nl80211_iftype type)
339 {
340 static const struct {
341 enum nl80211_iftype nl;
342 enum wmi_network_type wmi;
343 } __nl2wmi[] = {
344 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC},
345 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA},
346 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP},
347 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P},
348 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P},
349 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */
350 };
351 uint i;
352
353 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) {
354 if (__nl2wmi[i].nl == type)
355 return __nl2wmi[i].wmi;
356 }
357
358 return -EOPNOTSUPP;
359 }
360
wil_spec2wmi_ch(u8 spec_ch,u8 * wmi_ch)361 int wil_spec2wmi_ch(u8 spec_ch, u8 *wmi_ch)
362 {
363 switch (spec_ch) {
364 case 1:
365 *wmi_ch = WMI_CHANNEL_1;
366 break;
367 case 2:
368 *wmi_ch = WMI_CHANNEL_2;
369 break;
370 case 3:
371 *wmi_ch = WMI_CHANNEL_3;
372 break;
373 case 4:
374 *wmi_ch = WMI_CHANNEL_4;
375 break;
376 case 5:
377 *wmi_ch = WMI_CHANNEL_5;
378 break;
379 case 6:
380 *wmi_ch = WMI_CHANNEL_6;
381 break;
382 case 9:
383 *wmi_ch = WMI_CHANNEL_9;
384 break;
385 case 10:
386 *wmi_ch = WMI_CHANNEL_10;
387 break;
388 case 11:
389 *wmi_ch = WMI_CHANNEL_11;
390 break;
391 case 12:
392 *wmi_ch = WMI_CHANNEL_12;
393 break;
394 default:
395 return -EINVAL;
396 }
397
398 return 0;
399 }
400
wil_wmi2spec_ch(u8 wmi_ch,u8 * spec_ch)401 int wil_wmi2spec_ch(u8 wmi_ch, u8 *spec_ch)
402 {
403 switch (wmi_ch) {
404 case WMI_CHANNEL_1:
405 *spec_ch = 1;
406 break;
407 case WMI_CHANNEL_2:
408 *spec_ch = 2;
409 break;
410 case WMI_CHANNEL_3:
411 *spec_ch = 3;
412 break;
413 case WMI_CHANNEL_4:
414 *spec_ch = 4;
415 break;
416 case WMI_CHANNEL_5:
417 *spec_ch = 5;
418 break;
419 case WMI_CHANNEL_6:
420 *spec_ch = 6;
421 break;
422 case WMI_CHANNEL_9:
423 *spec_ch = 9;
424 break;
425 case WMI_CHANNEL_10:
426 *spec_ch = 10;
427 break;
428 case WMI_CHANNEL_11:
429 *spec_ch = 11;
430 break;
431 case WMI_CHANNEL_12:
432 *spec_ch = 12;
433 break;
434 default:
435 return -EINVAL;
436 }
437
438 return 0;
439 }
440
wil_cid_fill_sinfo(struct wil6210_vif * vif,int cid,struct station_info * sinfo)441 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid,
442 struct station_info *sinfo)
443 {
444 struct wil6210_priv *wil = vif_to_wil(vif);
445 struct wmi_notify_req_cmd cmd = {
446 .cid = cid,
447 .interval_usec = 0,
448 };
449 struct {
450 struct wmi_cmd_hdr wmi;
451 struct wmi_notify_req_done_event evt;
452 } __packed reply;
453 struct wil_net_stats *stats = &wil->sta[cid].stats;
454 int rc;
455 u8 txflag = RATE_INFO_FLAGS_DMG;
456
457 memset(&reply, 0, sizeof(reply));
458
459 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd),
460 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply),
461 WIL_WMI_CALL_GENERAL_TO_MS);
462 if (rc)
463 return rc;
464
465 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n"
466 " MCS %d TSF 0x%016llx\n"
467 " BF status 0x%08x RSSI %d SQI %d%%\n"
468 " Tx Tpt %d goodput %d Rx goodput %d\n"
469 " Sectors(rx:tx) my %d:%d peer %d:%d\n"
470 " Tx mode %d}\n",
471 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs),
472 le64_to_cpu(reply.evt.tsf), reply.evt.status,
473 reply.evt.rssi,
474 reply.evt.sqi,
475 le32_to_cpu(reply.evt.tx_tpt),
476 le32_to_cpu(reply.evt.tx_goodput),
477 le32_to_cpu(reply.evt.rx_goodput),
478 le16_to_cpu(reply.evt.my_rx_sector),
479 le16_to_cpu(reply.evt.my_tx_sector),
480 le16_to_cpu(reply.evt.other_rx_sector),
481 le16_to_cpu(reply.evt.other_tx_sector),
482 reply.evt.tx_mode);
483
484 sinfo->generation = wil->sinfo_gen;
485
486 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
487 BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
488 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
489 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
490 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) |
491 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
492 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) |
493 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
494
495 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG)
496 txflag = RATE_INFO_FLAGS_EDMG;
497
498 sinfo->txrate.flags = txflag;
499 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs);
500 sinfo->rxrate.mcs = stats->last_mcs_rx;
501 sinfo->txrate.n_bonded_ch =
502 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode);
503 sinfo->rxrate.n_bonded_ch =
504 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx);
505 sinfo->rx_bytes = stats->rx_bytes;
506 sinfo->rx_packets = stats->rx_packets;
507 sinfo->rx_dropped_misc = stats->rx_dropped;
508 sinfo->tx_bytes = stats->tx_bytes;
509 sinfo->tx_packets = stats->tx_packets;
510 sinfo->tx_failed = stats->tx_errors;
511
512 if (test_bit(wil_vif_fwconnected, vif->status)) {
513 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
514 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING,
515 wil->fw_capabilities))
516 sinfo->signal = reply.evt.rssi;
517 else
518 sinfo->signal = reply.evt.sqi;
519 }
520
521 return rc;
522 }
523
wil_cfg80211_get_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_info * sinfo)524 static int wil_cfg80211_get_station(struct wiphy *wiphy,
525 struct net_device *ndev,
526 const u8 *mac, struct station_info *sinfo)
527 {
528 struct wil6210_vif *vif = ndev_to_vif(ndev);
529 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
530 int rc;
531
532 int cid = wil_find_cid(wil, vif->mid, mac);
533
534 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid,
535 vif->mid);
536 if (!wil_cid_valid(wil, cid))
537 return -ENOENT;
538
539 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
540
541 return rc;
542 }
543
544 /*
545 * Find @idx-th active STA for specific MID for station dump.
546 */
wil_find_cid_by_idx(struct wil6210_priv * wil,u8 mid,int idx)547 int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx)
548 {
549 int i;
550
551 for (i = 0; i < wil->max_assoc_sta; i++) {
552 if (wil->sta[i].status == wil_sta_unused)
553 continue;
554 if (wil->sta[i].mid != mid)
555 continue;
556 if (idx == 0)
557 return i;
558 idx--;
559 }
560
561 return -ENOENT;
562 }
563
wil_cfg80211_dump_station(struct wiphy * wiphy,struct net_device * dev,int idx,u8 * mac,struct station_info * sinfo)564 static int wil_cfg80211_dump_station(struct wiphy *wiphy,
565 struct net_device *dev, int idx,
566 u8 *mac, struct station_info *sinfo)
567 {
568 struct wil6210_vif *vif = ndev_to_vif(dev);
569 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
570 int rc;
571 int cid = wil_find_cid_by_idx(wil, vif->mid, idx);
572
573 if (!wil_cid_valid(wil, cid))
574 return -ENOENT;
575
576 ether_addr_copy(mac, wil->sta[cid].addr);
577 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid,
578 vif->mid);
579
580 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
581
582 return rc;
583 }
584
wil_cfg80211_start_p2p_device(struct wiphy * wiphy,struct wireless_dev * wdev)585 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy,
586 struct wireless_dev *wdev)
587 {
588 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
589
590 wil_dbg_misc(wil, "start_p2p_device: entered\n");
591 wil->p2p_dev_started = 1;
592 return 0;
593 }
594
wil_cfg80211_stop_p2p_device(struct wiphy * wiphy,struct wireless_dev * wdev)595 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
596 struct wireless_dev *wdev)
597 {
598 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
599
600 if (!wil->p2p_dev_started)
601 return;
602
603 wil_dbg_misc(wil, "stop_p2p_device: entered\n");
604 mutex_lock(&wil->mutex);
605 mutex_lock(&wil->vif_mutex);
606 wil_p2p_stop_radio_operations(wil);
607 wil->p2p_dev_started = 0;
608 mutex_unlock(&wil->vif_mutex);
609 mutex_unlock(&wil->mutex);
610 }
611
wil_cfg80211_validate_add_iface(struct wil6210_priv * wil,enum nl80211_iftype new_type)612 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil,
613 enum nl80211_iftype new_type)
614 {
615 int i;
616 struct wireless_dev *wdev;
617 struct iface_combination_params params = {
618 .num_different_channels = 1,
619 };
620
621 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
622 if (wil->vifs[i]) {
623 wdev = vif_to_wdev(wil->vifs[i]);
624 params.iftype_num[wdev->iftype]++;
625 }
626 }
627 params.iftype_num[new_type]++;
628 return cfg80211_check_combinations(wil->wiphy, ¶ms);
629 }
630
wil_cfg80211_validate_change_iface(struct wil6210_priv * wil,struct wil6210_vif * vif,enum nl80211_iftype new_type)631 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil,
632 struct wil6210_vif *vif,
633 enum nl80211_iftype new_type)
634 {
635 int i, ret = 0;
636 struct wireless_dev *wdev;
637 struct iface_combination_params params = {
638 .num_different_channels = 1,
639 };
640 bool check_combos = false;
641
642 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
643 struct wil6210_vif *vif_pos = wil->vifs[i];
644
645 if (vif_pos && vif != vif_pos) {
646 wdev = vif_to_wdev(vif_pos);
647 params.iftype_num[wdev->iftype]++;
648 check_combos = true;
649 }
650 }
651
652 if (check_combos) {
653 params.iftype_num[new_type]++;
654 ret = cfg80211_check_combinations(wil->wiphy, ¶ms);
655 }
656 return ret;
657 }
658
659 static struct wireless_dev *
wil_cfg80211_add_iface(struct wiphy * wiphy,const char * name,unsigned char name_assign_type,enum nl80211_iftype type,struct vif_params * params)660 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name,
661 unsigned char name_assign_type,
662 enum nl80211_iftype type,
663 struct vif_params *params)
664 {
665 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
666 struct net_device *ndev_main = wil->main_ndev, *ndev;
667 struct wil6210_vif *vif;
668 struct wireless_dev *p2p_wdev, *wdev;
669 int rc;
670
671 wil_dbg_misc(wil, "add_iface, type %d\n", type);
672
673 /* P2P device is not a real virtual interface, it is a management-only
674 * interface that shares the main interface.
675 * Skip concurrency checks here.
676 */
677 if (type == NL80211_IFTYPE_P2P_DEVICE) {
678 if (wil->p2p_wdev) {
679 wil_err(wil, "P2P_DEVICE interface already created\n");
680 return ERR_PTR(-EINVAL);
681 }
682
683 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL);
684 if (!p2p_wdev)
685 return ERR_PTR(-ENOMEM);
686
687 p2p_wdev->iftype = type;
688 p2p_wdev->wiphy = wiphy;
689 /* use our primary ethernet address */
690 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr);
691
692 wil->p2p_wdev = p2p_wdev;
693
694 return p2p_wdev;
695 }
696
697 if (!wil->wiphy->n_iface_combinations) {
698 wil_err(wil, "virtual interfaces not supported\n");
699 return ERR_PTR(-EINVAL);
700 }
701
702 rc = wil_cfg80211_validate_add_iface(wil, type);
703 if (rc) {
704 wil_err(wil, "iface validation failed, err=%d\n", rc);
705 return ERR_PTR(rc);
706 }
707
708 vif = wil_vif_alloc(wil, name, name_assign_type, type);
709 if (IS_ERR(vif))
710 return ERR_CAST(vif);
711
712 ndev = vif_to_ndev(vif);
713 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr);
714 if (is_valid_ether_addr(params->macaddr)) {
715 ether_addr_copy(ndev->dev_addr, params->macaddr);
716 } else {
717 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr);
718 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) |
719 0x2; /* locally administered */
720 }
721 wdev = vif_to_wdev(vif);
722 ether_addr_copy(wdev->address, ndev->dev_addr);
723
724 rc = wil_vif_add(wil, vif);
725 if (rc)
726 goto out;
727
728 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n",
729 vif->mid, type, wdev->address);
730 return wdev;
731 out:
732 wil_vif_free(vif);
733 return ERR_PTR(rc);
734 }
735
wil_vif_prepare_stop(struct wil6210_vif * vif)736 int wil_vif_prepare_stop(struct wil6210_vif *vif)
737 {
738 struct wil6210_priv *wil = vif_to_wil(vif);
739 struct wireless_dev *wdev = vif_to_wdev(vif);
740 struct net_device *ndev;
741 int rc;
742
743 if (wdev->iftype != NL80211_IFTYPE_AP)
744 return 0;
745
746 ndev = vif_to_ndev(vif);
747 if (netif_carrier_ok(ndev)) {
748 rc = wmi_pcp_stop(vif);
749 if (rc) {
750 wil_info(wil, "failed to stop AP, status %d\n",
751 rc);
752 /* continue */
753 }
754 wil_bcast_fini(vif);
755 netif_carrier_off(ndev);
756 }
757
758 return 0;
759 }
760
wil_cfg80211_del_iface(struct wiphy * wiphy,struct wireless_dev * wdev)761 static int wil_cfg80211_del_iface(struct wiphy *wiphy,
762 struct wireless_dev *wdev)
763 {
764 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
765 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
766 int rc;
767
768 wil_dbg_misc(wil, "del_iface\n");
769
770 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
771 if (wdev != wil->p2p_wdev) {
772 wil_err(wil, "delete of incorrect interface 0x%p\n",
773 wdev);
774 return -EINVAL;
775 }
776
777 wil_cfg80211_stop_p2p_device(wiphy, wdev);
778 wil_p2p_wdev_free(wil);
779 return 0;
780 }
781
782 if (vif->mid == 0) {
783 wil_err(wil, "cannot remove the main interface\n");
784 return -EINVAL;
785 }
786
787 rc = wil_vif_prepare_stop(vif);
788 if (rc)
789 goto out;
790
791 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n",
792 vif->mid, wdev->iftype, wdev->address);
793
794 wil_vif_remove(wil, vif->mid);
795 out:
796 return rc;
797 }
798
wil_is_safe_switch(enum nl80211_iftype from,enum nl80211_iftype to)799 static bool wil_is_safe_switch(enum nl80211_iftype from,
800 enum nl80211_iftype to)
801 {
802 if (from == NL80211_IFTYPE_STATION &&
803 to == NL80211_IFTYPE_P2P_CLIENT)
804 return true;
805
806 return false;
807 }
808
wil_cfg80211_change_iface(struct wiphy * wiphy,struct net_device * ndev,enum nl80211_iftype type,struct vif_params * params)809 static int wil_cfg80211_change_iface(struct wiphy *wiphy,
810 struct net_device *ndev,
811 enum nl80211_iftype type,
812 struct vif_params *params)
813 {
814 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
815 struct wil6210_vif *vif = ndev_to_vif(ndev);
816 struct wireless_dev *wdev = vif_to_wdev(vif);
817 int rc;
818 bool fw_reset = false;
819
820 wil_dbg_misc(wil, "change_iface: type=%d\n", type);
821
822 if (wiphy->n_iface_combinations) {
823 rc = wil_cfg80211_validate_change_iface(wil, vif, type);
824 if (rc) {
825 wil_err(wil, "iface validation failed, err=%d\n", rc);
826 return rc;
827 }
828 }
829
830 /* do not reset FW when there are active VIFs,
831 * because it can cause significant disruption
832 */
833 if (!wil_has_other_active_ifaces(wil, ndev, true, false) &&
834 netif_running(ndev) && !wil_is_recovery_blocked(wil) &&
835 !wil_is_safe_switch(wdev->iftype, type)) {
836 wil_dbg_misc(wil, "interface is up. resetting...\n");
837 mutex_lock(&wil->mutex);
838 __wil_down(wil);
839 rc = __wil_up(wil);
840 mutex_unlock(&wil->mutex);
841
842 if (rc)
843 return rc;
844 fw_reset = true;
845 }
846
847 switch (type) {
848 case NL80211_IFTYPE_STATION:
849 case NL80211_IFTYPE_AP:
850 case NL80211_IFTYPE_P2P_CLIENT:
851 case NL80211_IFTYPE_P2P_GO:
852 break;
853 case NL80211_IFTYPE_MONITOR:
854 if (params->flags)
855 wil->monitor_flags = params->flags;
856 break;
857 default:
858 return -EOPNOTSUPP;
859 }
860
861 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) {
862 if (!fw_reset)
863 wil_vif_prepare_stop(vif);
864 rc = wmi_port_delete(wil, vif->mid);
865 if (rc)
866 return rc;
867 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type);
868 if (rc)
869 return rc;
870 }
871
872 wdev->iftype = type;
873 return 0;
874 }
875
wil_cfg80211_scan(struct wiphy * wiphy,struct cfg80211_scan_request * request)876 static int wil_cfg80211_scan(struct wiphy *wiphy,
877 struct cfg80211_scan_request *request)
878 {
879 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
880 struct wireless_dev *wdev = request->wdev;
881 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
882 struct {
883 struct wmi_start_scan_cmd cmd;
884 u16 chnl[4];
885 } __packed cmd;
886 uint i, n;
887 int rc;
888
889 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
890
891 /* scan is supported on client interfaces and on AP interface */
892 switch (wdev->iftype) {
893 case NL80211_IFTYPE_STATION:
894 case NL80211_IFTYPE_P2P_CLIENT:
895 case NL80211_IFTYPE_P2P_DEVICE:
896 case NL80211_IFTYPE_AP:
897 break;
898 default:
899 return -EOPNOTSUPP;
900 }
901
902 /* FW don't support scan after connection attempt */
903 if (test_bit(wil_status_dontscan, wil->status)) {
904 wil_err(wil, "Can't scan now\n");
905 return -EBUSY;
906 }
907
908 mutex_lock(&wil->mutex);
909
910 mutex_lock(&wil->vif_mutex);
911 if (vif->scan_request || vif->p2p.discovery_started) {
912 wil_err(wil, "Already scanning\n");
913 mutex_unlock(&wil->vif_mutex);
914 rc = -EAGAIN;
915 goto out;
916 }
917 mutex_unlock(&wil->vif_mutex);
918
919 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
920 if (!wil->p2p_dev_started) {
921 wil_err(wil, "P2P search requested on stopped P2P device\n");
922 rc = -EIO;
923 goto out;
924 }
925 /* social scan on P2P_DEVICE is handled as p2p search */
926 if (wil_p2p_is_social_scan(request)) {
927 vif->scan_request = request;
928 if (vif->mid == 0)
929 wil->radio_wdev = wdev;
930 rc = wil_p2p_search(vif, request);
931 if (rc) {
932 if (vif->mid == 0)
933 wil->radio_wdev =
934 wil->main_ndev->ieee80211_ptr;
935 vif->scan_request = NULL;
936 }
937 goto out;
938 }
939 }
940
941 (void)wil_p2p_stop_discovery(vif);
942
943 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
944 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
945
946 for (i = 0; i < request->n_ssids; i++) {
947 wil_dbg_misc(wil, "SSID[%d]", i);
948 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
949 request->ssids[i].ssid,
950 request->ssids[i].ssid_len, true);
951 }
952
953 if (request->n_ssids)
954 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len,
955 request->ssids[0].ssid);
956 else
957 rc = wmi_set_ssid(vif, 0, NULL);
958
959 if (rc) {
960 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
961 goto out;
962 }
963
964 vif->scan_request = request;
965 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO);
966
967 memset(&cmd, 0, sizeof(cmd));
968 cmd.cmd.scan_type = WMI_ACTIVE_SCAN;
969 cmd.cmd.num_channels = 0;
970 n = min(request->n_channels, 4U);
971 for (i = 0; i < n; i++) {
972 int ch = request->channels[i]->hw_value;
973
974 if (ch == 0) {
975 wil_err(wil,
976 "Scan requested for unknown frequency %dMhz\n",
977 request->channels[i]->center_freq);
978 continue;
979 }
980 /* 0-based channel indexes */
981 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
982 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
983 request->channels[i]->center_freq);
984 }
985
986 if (request->ie_len)
987 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1,
988 request->ie, request->ie_len, true);
989 else
990 wil_dbg_misc(wil, "Scan has no IE's\n");
991
992 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
993 request->ie_len, request->ie);
994 if (rc)
995 goto out_restore;
996
997 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) {
998 cmd.cmd.discovery_mode = 1;
999 wil_dbg_misc(wil, "active scan with discovery_mode=1\n");
1000 }
1001
1002 if (vif->mid == 0)
1003 wil->radio_wdev = wdev;
1004 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid,
1005 &cmd, sizeof(cmd.cmd) +
1006 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
1007
1008 out_restore:
1009 if (rc) {
1010 del_timer_sync(&vif->scan_timer);
1011 if (vif->mid == 0)
1012 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
1013 vif->scan_request = NULL;
1014 }
1015 out:
1016 mutex_unlock(&wil->mutex);
1017 return rc;
1018 }
1019
wil_cfg80211_abort_scan(struct wiphy * wiphy,struct wireless_dev * wdev)1020 static void wil_cfg80211_abort_scan(struct wiphy *wiphy,
1021 struct wireless_dev *wdev)
1022 {
1023 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1024 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1025
1026 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
1027
1028 mutex_lock(&wil->mutex);
1029 mutex_lock(&wil->vif_mutex);
1030
1031 if (!vif->scan_request)
1032 goto out;
1033
1034 if (wdev != vif->scan_request->wdev) {
1035 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n");
1036 goto out;
1037 }
1038
1039 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev)
1040 wil_p2p_stop_radio_operations(wil);
1041 else
1042 wil_abort_scan(vif, true);
1043
1044 out:
1045 mutex_unlock(&wil->vif_mutex);
1046 mutex_unlock(&wil->mutex);
1047 }
1048
wil_print_crypto(struct wil6210_priv * wil,struct cfg80211_crypto_settings * c)1049 static void wil_print_crypto(struct wil6210_priv *wil,
1050 struct cfg80211_crypto_settings *c)
1051 {
1052 int i, n;
1053
1054 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
1055 c->wpa_versions, c->cipher_group);
1056 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
1057 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
1058 for (i = 0; i < n; i++)
1059 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1060 c->ciphers_pairwise[i]);
1061 wil_dbg_misc(wil, "}\n");
1062 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
1063 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
1064 for (i = 0; i < n; i++)
1065 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1066 c->akm_suites[i]);
1067 wil_dbg_misc(wil, "}\n");
1068 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
1069 c->control_port, be16_to_cpu(c->control_port_ethertype),
1070 c->control_port_no_encrypt);
1071 }
1072
1073 static const char *
wil_get_auth_type_name(enum nl80211_auth_type auth_type)1074 wil_get_auth_type_name(enum nl80211_auth_type auth_type)
1075 {
1076 switch (auth_type) {
1077 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1078 return "OPEN_SYSTEM";
1079 case NL80211_AUTHTYPE_SHARED_KEY:
1080 return "SHARED_KEY";
1081 case NL80211_AUTHTYPE_FT:
1082 return "FT";
1083 case NL80211_AUTHTYPE_NETWORK_EAP:
1084 return "NETWORK_EAP";
1085 case NL80211_AUTHTYPE_SAE:
1086 return "SAE";
1087 case NL80211_AUTHTYPE_AUTOMATIC:
1088 return "AUTOMATIC";
1089 default:
1090 return "unknown";
1091 }
1092 }
wil_print_connect_params(struct wil6210_priv * wil,struct cfg80211_connect_params * sme)1093 static void wil_print_connect_params(struct wil6210_priv *wil,
1094 struct cfg80211_connect_params *sme)
1095 {
1096 wil_info(wil, "Connecting to:\n");
1097 if (sme->channel) {
1098 wil_info(wil, " Channel: %d freq %d\n",
1099 sme->channel->hw_value, sme->channel->center_freq);
1100 }
1101 if (sme->bssid)
1102 wil_info(wil, " BSSID: %pM\n", sme->bssid);
1103 if (sme->ssid)
1104 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
1105 16, 1, sme->ssid, sme->ssid_len, true);
1106 if (sme->prev_bssid)
1107 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid);
1108 wil_info(wil, " Auth Type: %s\n",
1109 wil_get_auth_type_name(sme->auth_type));
1110 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
1111 wil_info(wil, " PBSS: %d\n", sme->pbss);
1112 wil_print_crypto(wil, &sme->crypto);
1113 }
1114
wil_ft_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)1115 static int wil_ft_connect(struct wiphy *wiphy,
1116 struct net_device *ndev,
1117 struct cfg80211_connect_params *sme)
1118 {
1119 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1120 struct wil6210_vif *vif = ndev_to_vif(ndev);
1121 struct wmi_ft_auth_cmd auth_cmd;
1122 int rc;
1123
1124 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
1125 wil_err(wil, "FT: FW does not support FT roaming\n");
1126 return -EOPNOTSUPP;
1127 }
1128
1129 if (!sme->prev_bssid) {
1130 wil_err(wil, "FT: prev_bssid was not set\n");
1131 return -EINVAL;
1132 }
1133
1134 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) {
1135 wil_err(wil, "FT: can not roam to same AP\n");
1136 return -EINVAL;
1137 }
1138
1139 if (!test_bit(wil_vif_fwconnected, vif->status)) {
1140 wil_err(wil, "FT: roam while not connected\n");
1141 return -EINVAL;
1142 }
1143
1144 if (vif->privacy != sme->privacy) {
1145 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n",
1146 vif->privacy, sme->privacy);
1147 return -EINVAL;
1148 }
1149
1150 if (sme->pbss) {
1151 wil_err(wil, "FT: roam is not valid for PBSS\n");
1152 return -EINVAL;
1153 }
1154
1155 memset(&auth_cmd, 0, sizeof(auth_cmd));
1156 auth_cmd.channel = sme->channel->hw_value - 1;
1157 ether_addr_copy(auth_cmd.bssid, sme->bssid);
1158
1159 wil_info(wil, "FT: roaming\n");
1160
1161 set_bit(wil_vif_ft_roam, vif->status);
1162 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid,
1163 &auth_cmd, sizeof(auth_cmd));
1164 if (rc == 0)
1165 mod_timer(&vif->connect_timer,
1166 jiffies + msecs_to_jiffies(5000));
1167 else
1168 clear_bit(wil_vif_ft_roam, vif->status);
1169
1170 return rc;
1171 }
1172
wil_get_wmi_edmg_channel(struct wil6210_priv * wil,u8 edmg_bw_config,u8 edmg_channels,u8 * wmi_ch)1173 static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config,
1174 u8 edmg_channels, u8 *wmi_ch)
1175 {
1176 if (!edmg_bw_config) {
1177 *wmi_ch = 0;
1178 return 0;
1179 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) {
1180 /* convert from edmg channel bitmap into edmg channel number */
1181 switch (edmg_channels) {
1182 case WIL_EDMG_CHANNEL_9_SUBCHANNELS:
1183 return wil_spec2wmi_ch(9, wmi_ch);
1184 case WIL_EDMG_CHANNEL_10_SUBCHANNELS:
1185 return wil_spec2wmi_ch(10, wmi_ch);
1186 case WIL_EDMG_CHANNEL_11_SUBCHANNELS:
1187 return wil_spec2wmi_ch(11, wmi_ch);
1188 default:
1189 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n",
1190 edmg_channels);
1191 return -EINVAL;
1192 }
1193 } else {
1194 wil_err(wil, "Unsupported EDMG BW configuration %d\n",
1195 edmg_bw_config);
1196 return -EINVAL;
1197 }
1198 }
1199
wil_cfg80211_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)1200 static int wil_cfg80211_connect(struct wiphy *wiphy,
1201 struct net_device *ndev,
1202 struct cfg80211_connect_params *sme)
1203 {
1204 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1205 struct wil6210_vif *vif = ndev_to_vif(ndev);
1206 struct cfg80211_bss *bss;
1207 struct wmi_connect_cmd conn;
1208 const u8 *ssid_eid;
1209 const u8 *rsn_eid;
1210 int ch;
1211 int rc = 0;
1212 bool is_ft_roam = false;
1213 u8 network_type;
1214 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS;
1215
1216 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid);
1217 wil_print_connect_params(wil, sme);
1218
1219 if (sme->auth_type == NL80211_AUTHTYPE_FT)
1220 is_ft_roam = true;
1221 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC &&
1222 test_bit(wil_vif_fwconnected, vif->status))
1223 is_ft_roam = true;
1224
1225 if (!is_ft_roam)
1226 if (test_bit(wil_vif_fwconnecting, vif->status) ||
1227 test_bit(wil_vif_fwconnected, vif->status))
1228 return -EALREADY;
1229
1230 if (sme->ie_len > WMI_MAX_IE_LEN) {
1231 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
1232 return -ERANGE;
1233 }
1234
1235 rsn_eid = sme->ie ?
1236 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
1237 NULL;
1238 if (sme->privacy && !rsn_eid) {
1239 wil_info(wil, "WSC connection\n");
1240 if (is_ft_roam) {
1241 wil_err(wil, "No WSC with FT roam\n");
1242 return -EINVAL;
1243 }
1244 }
1245
1246 if (sme->pbss)
1247 bss_type = IEEE80211_BSS_TYPE_PBSS;
1248
1249 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
1250 sme->ssid, sme->ssid_len,
1251 bss_type, IEEE80211_PRIVACY_ANY);
1252 if (!bss) {
1253 wil_err(wil, "Unable to find BSS\n");
1254 return -ENOENT;
1255 }
1256
1257 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
1258 if (!ssid_eid) {
1259 wil_err(wil, "No SSID\n");
1260 rc = -ENOENT;
1261 goto out;
1262 }
1263 vif->privacy = sme->privacy;
1264 vif->pbss = sme->pbss;
1265
1266 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
1267 if (rc)
1268 goto out;
1269
1270 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
1271 case WLAN_CAPABILITY_DMG_TYPE_AP:
1272 network_type = WMI_NETTYPE_INFRA;
1273 break;
1274 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
1275 network_type = WMI_NETTYPE_P2P;
1276 break;
1277 default:
1278 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
1279 bss->capability);
1280 rc = -EINVAL;
1281 goto out;
1282 }
1283
1284 ch = bss->channel->hw_value;
1285 if (ch == 0) {
1286 wil_err(wil, "BSS at unknown frequency %dMhz\n",
1287 bss->channel->center_freq);
1288 rc = -EOPNOTSUPP;
1289 goto out;
1290 }
1291
1292 if (is_ft_roam) {
1293 if (network_type != WMI_NETTYPE_INFRA) {
1294 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n",
1295 bss->capability);
1296 rc = -EINVAL;
1297 goto out;
1298 }
1299 rc = wil_ft_connect(wiphy, ndev, sme);
1300 if (rc == 0)
1301 vif->bss = bss;
1302 goto out;
1303 }
1304
1305 if (vif->privacy) {
1306 /* For secure assoc, remove old keys */
1307 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1308 WMI_KEY_USE_PAIRWISE);
1309 if (rc) {
1310 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1311 goto out;
1312 }
1313 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1314 WMI_KEY_USE_RX_GROUP);
1315 if (rc) {
1316 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1317 goto out;
1318 }
1319 }
1320
1321 /* WMI_CONNECT_CMD */
1322 memset(&conn, 0, sizeof(conn));
1323 conn.network_type = network_type;
1324 if (vif->privacy) {
1325 if (rsn_eid) { /* regular secure connection */
1326 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
1327 conn.auth_mode = WMI_AUTH_WPA2_PSK;
1328 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
1329 conn.pairwise_crypto_len = 16;
1330 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
1331 conn.group_crypto_len = 16;
1332 } else { /* WSC */
1333 conn.dot11_auth_mode = WMI_AUTH11_WSC;
1334 conn.auth_mode = WMI_AUTH_NONE;
1335 }
1336 } else { /* insecure connection */
1337 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
1338 conn.auth_mode = WMI_AUTH_NONE;
1339 }
1340
1341 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
1342 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
1343 conn.channel = ch - 1;
1344
1345 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config,
1346 sme->edmg.channels, &conn.edmg_channel);
1347 if (rc < 0)
1348 return rc;
1349
1350 ether_addr_copy(conn.bssid, bss->bssid);
1351 ether_addr_copy(conn.dst_mac, bss->bssid);
1352
1353 set_bit(wil_vif_fwconnecting, vif->status);
1354
1355 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn));
1356 if (rc == 0) {
1357 netif_carrier_on(ndev);
1358 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1359 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1360 vif->bss = bss;
1361 /* Connect can take lots of time */
1362 mod_timer(&vif->connect_timer,
1363 jiffies + msecs_to_jiffies(5000));
1364 } else {
1365 clear_bit(wil_vif_fwconnecting, vif->status);
1366 }
1367
1368 out:
1369 cfg80211_put_bss(wiphy, bss);
1370
1371 return rc;
1372 }
1373
wil_cfg80211_disconnect(struct wiphy * wiphy,struct net_device * ndev,u16 reason_code)1374 static int wil_cfg80211_disconnect(struct wiphy *wiphy,
1375 struct net_device *ndev,
1376 u16 reason_code)
1377 {
1378 int rc;
1379 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1380 struct wil6210_vif *vif = ndev_to_vif(ndev);
1381
1382 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n",
1383 reason_code, vif->mid);
1384
1385 if (!(test_bit(wil_vif_fwconnecting, vif->status) ||
1386 test_bit(wil_vif_fwconnected, vif->status))) {
1387 wil_err(wil, "Disconnect was called while disconnected\n");
1388 return 0;
1389 }
1390
1391 vif->locally_generated_disc = true;
1392 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
1393 WMI_DISCONNECT_EVENTID, NULL, 0,
1394 WIL6210_DISCONNECT_TO_MS);
1395 if (rc)
1396 wil_err(wil, "disconnect error %d\n", rc);
1397
1398 return rc;
1399 }
1400
wil_cfg80211_set_wiphy_params(struct wiphy * wiphy,u32 changed)1401 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1402 {
1403 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1404 int rc;
1405
1406 /* these parameters are explicitly not supported */
1407 if (changed & (WIPHY_PARAM_RETRY_LONG |
1408 WIPHY_PARAM_FRAG_THRESHOLD |
1409 WIPHY_PARAM_RTS_THRESHOLD))
1410 return -ENOTSUPP;
1411
1412 if (changed & WIPHY_PARAM_RETRY_SHORT) {
1413 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
1414 if (rc)
1415 return rc;
1416 }
1417
1418 return 0;
1419 }
1420
wil_cfg80211_mgmt_tx(struct wiphy * wiphy,struct wireless_dev * wdev,struct cfg80211_mgmt_tx_params * params,u64 * cookie)1421 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1422 struct cfg80211_mgmt_tx_params *params,
1423 u64 *cookie)
1424 {
1425 const u8 *buf = params->buf;
1426 size_t len = params->len;
1427 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1428 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1429 int rc;
1430 bool tx_status;
1431
1432 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n",
1433 params->chan ? params->chan->hw_value : -1,
1434 params->offchan,
1435 params->wait);
1436
1437 /* Note, currently we support the "wait" parameter only on AP mode.
1438 * In other modes, user-space must call remain_on_channel before
1439 * mgmt_tx or listen on a channel other than active one.
1440 */
1441
1442 if (params->chan && params->chan->hw_value == 0) {
1443 wil_err(wil, "invalid channel\n");
1444 return -EINVAL;
1445 }
1446
1447 if (wdev->iftype != NL80211_IFTYPE_AP) {
1448 wil_dbg_misc(wil,
1449 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n");
1450 rc = wmi_mgmt_tx(vif, buf, len);
1451 goto out;
1452 }
1453
1454 if (!params->chan || params->chan->hw_value == vif->channel) {
1455 wil_dbg_misc(wil,
1456 "send WMI_SW_TX_REQ_CMDID for on-channel\n");
1457 rc = wmi_mgmt_tx(vif, buf, len);
1458 goto out;
1459 }
1460
1461 if (params->offchan == 0) {
1462 wil_err(wil,
1463 "invalid channel params: current %d requested %d, off-channel not allowed\n",
1464 vif->channel, params->chan->hw_value);
1465 return -EBUSY;
1466 }
1467
1468 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */
1469 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value,
1470 params->wait);
1471
1472 out:
1473 /* when the sent packet was not acked by receiver(ACK=0), rc will
1474 * be -EAGAIN. In this case this function needs to return success,
1475 * the ACK=0 will be reflected in tx_status.
1476 */
1477 tx_status = (rc == 0);
1478 rc = (rc == -EAGAIN) ? 0 : rc;
1479 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
1480 tx_status, GFP_KERNEL);
1481
1482 return rc;
1483 }
1484
wil_cfg80211_set_channel(struct wiphy * wiphy,struct cfg80211_chan_def * chandef)1485 static int wil_cfg80211_set_channel(struct wiphy *wiphy,
1486 struct cfg80211_chan_def *chandef)
1487 {
1488 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1489
1490 wil->monitor_chandef = *chandef;
1491
1492 return 0;
1493 }
1494
wil_detect_key_usage(struct wireless_dev * wdev,bool pairwise)1495 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev,
1496 bool pairwise)
1497 {
1498 struct wil6210_priv *wil = wdev_to_wil(wdev);
1499 enum wmi_key_usage rc;
1500
1501 if (pairwise) {
1502 rc = WMI_KEY_USE_PAIRWISE;
1503 } else {
1504 switch (wdev->iftype) {
1505 case NL80211_IFTYPE_STATION:
1506 case NL80211_IFTYPE_P2P_CLIENT:
1507 rc = WMI_KEY_USE_RX_GROUP;
1508 break;
1509 case NL80211_IFTYPE_AP:
1510 case NL80211_IFTYPE_P2P_GO:
1511 rc = WMI_KEY_USE_TX_GROUP;
1512 break;
1513 default:
1514 /* TODO: Rx GTK or Tx GTK? */
1515 wil_err(wil, "Can't determine GTK type\n");
1516 rc = WMI_KEY_USE_RX_GROUP;
1517 break;
1518 }
1519 }
1520 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]);
1521
1522 return rc;
1523 }
1524
1525 static struct wil_sta_info *
wil_find_sta_by_key_usage(struct wil6210_priv * wil,u8 mid,enum wmi_key_usage key_usage,const u8 * mac_addr)1526 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid,
1527 enum wmi_key_usage key_usage, const u8 *mac_addr)
1528 {
1529 int cid = -EINVAL;
1530
1531 if (key_usage == WMI_KEY_USE_TX_GROUP)
1532 return NULL; /* not needed */
1533
1534 /* supplicant provides Rx group key in STA mode with NULL MAC address */
1535 if (mac_addr)
1536 cid = wil_find_cid(wil, mid, mac_addr);
1537 else if (key_usage == WMI_KEY_USE_RX_GROUP)
1538 cid = wil_find_cid_by_idx(wil, mid, 0);
1539 if (cid < 0) {
1540 wil_err(wil, "No CID for %pM %s\n", mac_addr,
1541 key_usage_str[key_usage]);
1542 return ERR_PTR(cid);
1543 }
1544
1545 return &wil->sta[cid];
1546 }
1547
wil_set_crypto_rx(u8 key_index,enum wmi_key_usage key_usage,struct wil_sta_info * cs,struct key_params * params)1548 void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
1549 struct wil_sta_info *cs,
1550 struct key_params *params)
1551 {
1552 struct wil_tid_crypto_rx_single *cc;
1553 int tid;
1554
1555 if (!cs)
1556 return;
1557
1558 switch (key_usage) {
1559 case WMI_KEY_USE_STORE_PTK:
1560 case WMI_KEY_USE_PAIRWISE:
1561 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1562 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1563 if (params->seq)
1564 memcpy(cc->pn, params->seq,
1565 IEEE80211_GCMP_PN_LEN);
1566 else
1567 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1568 cc->key_set = true;
1569 }
1570 break;
1571 case WMI_KEY_USE_RX_GROUP:
1572 cc = &cs->group_crypto_rx.key_id[key_index];
1573 if (params->seq)
1574 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
1575 else
1576 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1577 cc->key_set = true;
1578 break;
1579 default:
1580 break;
1581 }
1582 }
1583
wil_del_rx_key(u8 key_index,enum wmi_key_usage key_usage,struct wil_sta_info * cs)1584 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
1585 struct wil_sta_info *cs)
1586 {
1587 struct wil_tid_crypto_rx_single *cc;
1588 int tid;
1589
1590 if (!cs)
1591 return;
1592
1593 switch (key_usage) {
1594 case WMI_KEY_USE_PAIRWISE:
1595 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1596 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1597 cc->key_set = false;
1598 }
1599 break;
1600 case WMI_KEY_USE_RX_GROUP:
1601 cc = &cs->group_crypto_rx.key_id[key_index];
1602 cc->key_set = false;
1603 break;
1604 default:
1605 break;
1606 }
1607 }
1608
wil_cfg80211_add_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1609 static int wil_cfg80211_add_key(struct wiphy *wiphy,
1610 struct net_device *ndev,
1611 u8 key_index, bool pairwise,
1612 const u8 *mac_addr,
1613 struct key_params *params)
1614 {
1615 int rc;
1616 struct wil6210_vif *vif = ndev_to_vif(ndev);
1617 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1618 struct wireless_dev *wdev = vif_to_wdev(vif);
1619 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1620 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1621 key_usage,
1622 mac_addr);
1623
1624 if (!params) {
1625 wil_err(wil, "NULL params\n");
1626 return -EINVAL;
1627 }
1628
1629 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n",
1630 mac_addr, key_usage_str[key_usage], key_index,
1631 params->seq_len, params->seq);
1632
1633 if (IS_ERR(cs)) {
1634 /* in FT, sta info may not be available as add_key may be
1635 * sent by host before FW sends WMI_CONNECT_EVENT
1636 */
1637 if (!test_bit(wil_vif_ft_roam, vif->status)) {
1638 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n",
1639 mac_addr, key_usage_str[key_usage], key_index,
1640 params->seq_len, params->seq);
1641 return -EINVAL;
1642 }
1643 }
1644
1645 if (!IS_ERR(cs))
1646 wil_del_rx_key(key_index, key_usage, cs);
1647
1648 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
1649 wil_err(wil,
1650 "Wrong PN len %d, %pM %s[%d] PN %*phN\n",
1651 params->seq_len, mac_addr,
1652 key_usage_str[key_usage], key_index,
1653 params->seq_len, params->seq);
1654 return -EINVAL;
1655 }
1656
1657 spin_lock_bh(&wil->eap_lock);
1658 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION &&
1659 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED ||
1660 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) {
1661 key_usage = WMI_KEY_USE_STORE_PTK;
1662 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT;
1663 wil_dbg_misc(wil, "Store EAPOL key\n");
1664 }
1665 spin_unlock_bh(&wil->eap_lock);
1666
1667 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len,
1668 params->key, key_usage);
1669 if (!rc && !IS_ERR(cs)) {
1670 /* update local storage used for AP recovery */
1671 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key &&
1672 params->key_len <= WMI_MAX_KEY_LEN) {
1673 vif->gtk_index = key_index;
1674 memcpy(vif->gtk, params->key, params->key_len);
1675 vif->gtk_len = params->key_len;
1676 }
1677 /* in FT set crypto will take place upon receiving
1678 * WMI_RING_EN_EVENTID event
1679 */
1680 wil_set_crypto_rx(key_index, key_usage, cs, params);
1681 }
1682
1683 return rc;
1684 }
1685
wil_cfg80211_del_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr)1686 static int wil_cfg80211_del_key(struct wiphy *wiphy,
1687 struct net_device *ndev,
1688 u8 key_index, bool pairwise,
1689 const u8 *mac_addr)
1690 {
1691 struct wil6210_vif *vif = ndev_to_vif(ndev);
1692 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1693 struct wireless_dev *wdev = vif_to_wdev(vif);
1694 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1695 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1696 key_usage,
1697 mac_addr);
1698
1699 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr,
1700 key_usage_str[key_usage], key_index);
1701
1702 if (IS_ERR(cs))
1703 wil_info(wil, "Not connected, %pM %s[%d]\n",
1704 mac_addr, key_usage_str[key_usage], key_index);
1705
1706 if (!IS_ERR_OR_NULL(cs))
1707 wil_del_rx_key(key_index, key_usage, cs);
1708
1709 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage);
1710 }
1711
1712 /* Need to be present or wiphy_new() will WARN */
wil_cfg80211_set_default_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool unicast,bool multicast)1713 static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
1714 struct net_device *ndev,
1715 u8 key_index, bool unicast,
1716 bool multicast)
1717 {
1718 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1719
1720 wil_dbg_misc(wil, "set_default_key: entered\n");
1721 return 0;
1722 }
1723
wil_remain_on_channel(struct wiphy * wiphy,struct wireless_dev * wdev,struct ieee80211_channel * chan,unsigned int duration,u64 * cookie)1724 static int wil_remain_on_channel(struct wiphy *wiphy,
1725 struct wireless_dev *wdev,
1726 struct ieee80211_channel *chan,
1727 unsigned int duration,
1728 u64 *cookie)
1729 {
1730 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1731 int rc;
1732
1733 wil_dbg_misc(wil,
1734 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n",
1735 chan->center_freq, duration, wdev->iftype);
1736
1737 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie);
1738 return rc;
1739 }
1740
wil_cancel_remain_on_channel(struct wiphy * wiphy,struct wireless_dev * wdev,u64 cookie)1741 static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
1742 struct wireless_dev *wdev,
1743 u64 cookie)
1744 {
1745 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1746 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1747
1748 wil_dbg_misc(wil, "cancel_remain_on_channel\n");
1749
1750 return wil_p2p_cancel_listen(vif, cookie);
1751 }
1752
1753 /**
1754 * find a specific IE in a list of IEs
1755 * return a pointer to the beginning of IE in the list
1756 * or NULL if not found
1757 */
_wil_cfg80211_find_ie(const u8 * ies,u16 ies_len,const u8 * ie,u16 ie_len)1758 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie,
1759 u16 ie_len)
1760 {
1761 struct ieee80211_vendor_ie *vie;
1762 u32 oui;
1763
1764 /* IE tag at offset 0, length at offset 1 */
1765 if (ie_len < 2 || 2 + ie[1] > ie_len)
1766 return NULL;
1767
1768 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC)
1769 return cfg80211_find_ie(ie[0], ies, ies_len);
1770
1771 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */
1772 if (ie[1] < 4)
1773 return NULL;
1774 vie = (struct ieee80211_vendor_ie *)ie;
1775 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2];
1776 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies,
1777 ies_len);
1778 }
1779
1780 /**
1781 * merge the IEs in two lists into a single list.
1782 * do not include IEs from the second list which exist in the first list.
1783 * add only vendor specific IEs from second list to keep
1784 * the merged list sorted (since vendor-specific IE has the
1785 * highest tag number)
1786 * caller must free the allocated memory for merged IEs
1787 */
_wil_cfg80211_merge_extra_ies(const u8 * ies1,u16 ies1_len,const u8 * ies2,u16 ies2_len,u8 ** merged_ies,u16 * merged_len)1788 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
1789 const u8 *ies2, u16 ies2_len,
1790 u8 **merged_ies, u16 *merged_len)
1791 {
1792 u8 *buf, *dpos;
1793 const u8 *spos;
1794
1795 if (!ies1)
1796 ies1_len = 0;
1797
1798 if (!ies2)
1799 ies2_len = 0;
1800
1801 if (ies1_len == 0 && ies2_len == 0) {
1802 *merged_ies = NULL;
1803 *merged_len = 0;
1804 return 0;
1805 }
1806
1807 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
1808 if (!buf)
1809 return -ENOMEM;
1810 if (ies1)
1811 memcpy(buf, ies1, ies1_len);
1812 dpos = buf + ies1_len;
1813 spos = ies2;
1814 while (spos && (spos + 1 < ies2 + ies2_len)) {
1815 /* IE tag at offset 0, length at offset 1 */
1816 u16 ielen = 2 + spos[1];
1817
1818 if (spos + ielen > ies2 + ies2_len)
1819 break;
1820 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
1821 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
1822 spos, ielen))) {
1823 memcpy(dpos, spos, ielen);
1824 dpos += ielen;
1825 }
1826 spos += ielen;
1827 }
1828
1829 *merged_ies = buf;
1830 *merged_len = dpos - buf;
1831 return 0;
1832 }
1833
wil_print_bcon_data(struct cfg80211_beacon_data * b)1834 static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
1835 {
1836 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1,
1837 b->head, b->head_len, true);
1838 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1,
1839 b->tail, b->tail_len, true);
1840 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1,
1841 b->beacon_ies, b->beacon_ies_len, true);
1842 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1,
1843 b->probe_resp, b->probe_resp_len, true);
1844 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1,
1845 b->proberesp_ies, b->proberesp_ies_len, true);
1846 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1,
1847 b->assocresp_ies, b->assocresp_ies_len, true);
1848 }
1849
1850 /* internal functions for device reset and starting AP */
1851 static u8 *
_wil_cfg80211_get_proberesp_ies(const u8 * proberesp,u16 proberesp_len,u16 * ies_len)1852 _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len,
1853 u16 *ies_len)
1854 {
1855 u8 *ies = NULL;
1856
1857 if (proberesp) {
1858 struct ieee80211_mgmt *f =
1859 (struct ieee80211_mgmt *)proberesp;
1860 size_t hlen = offsetof(struct ieee80211_mgmt,
1861 u.probe_resp.variable);
1862
1863 ies = f->u.probe_resp.variable;
1864 if (ies_len)
1865 *ies_len = proberesp_len - hlen;
1866 }
1867
1868 return ies;
1869 }
1870
_wil_cfg80211_set_ies(struct wil6210_vif * vif,struct cfg80211_beacon_data * bcon)1871 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif,
1872 struct cfg80211_beacon_data *bcon)
1873 {
1874 int rc;
1875 u16 len = 0, proberesp_len = 0;
1876 u8 *ies = NULL, *proberesp;
1877
1878 /* update local storage used for AP recovery */
1879 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp,
1880 bcon->probe_resp_len);
1881 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len,
1882 bcon->proberesp_ies, bcon->proberesp_ies_len);
1883 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len,
1884 bcon->assocresp_ies, bcon->assocresp_ies_len);
1885
1886 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1887 bcon->probe_resp_len,
1888 &proberesp_len);
1889 rc = _wil_cfg80211_merge_extra_ies(proberesp,
1890 proberesp_len,
1891 bcon->proberesp_ies,
1892 bcon->proberesp_ies_len,
1893 &ies, &len);
1894
1895 if (rc)
1896 goto out;
1897
1898 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies);
1899 if (rc)
1900 goto out;
1901
1902 if (bcon->assocresp_ies)
1903 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP,
1904 bcon->assocresp_ies_len, bcon->assocresp_ies);
1905 else
1906 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies);
1907 #if 0 /* to use beacon IE's, remove this #if 0 */
1908 if (rc)
1909 goto out;
1910
1911 rc = wmi_set_ie(vif, WMI_FRAME_BEACON,
1912 bcon->tail_len, bcon->tail);
1913 #endif
1914 out:
1915 kfree(ies);
1916 return rc;
1917 }
1918
_wil_cfg80211_start_ap(struct wiphy * wiphy,struct net_device * ndev,const u8 * ssid,size_t ssid_len,u32 privacy,int bi,u8 chan,u8 wmi_edmg_channel,struct cfg80211_beacon_data * bcon,u8 hidden_ssid,u32 pbss)1919 static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
1920 struct net_device *ndev,
1921 const u8 *ssid, size_t ssid_len, u32 privacy,
1922 int bi, u8 chan, u8 wmi_edmg_channel,
1923 struct cfg80211_beacon_data *bcon,
1924 u8 hidden_ssid, u32 pbss)
1925 {
1926 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1927 struct wil6210_vif *vif = ndev_to_vif(ndev);
1928 int rc;
1929 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1930 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
1931 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO);
1932 u16 proberesp_len = 0;
1933 u8 *proberesp;
1934 bool ft = false;
1935
1936 if (pbss)
1937 wmi_nettype = WMI_NETTYPE_P2P;
1938
1939 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go);
1940 if (is_go && !pbss) {
1941 wil_err(wil, "P2P GO must be in PBSS\n");
1942 return -ENOTSUPP;
1943 }
1944
1945 wil_set_recovery_state(wil, fw_recovery_idle);
1946
1947 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1948 bcon->probe_resp_len,
1949 &proberesp_len);
1950 /* check that the probe response IEs has a MDE */
1951 if ((proberesp && proberesp_len > 0 &&
1952 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN,
1953 proberesp,
1954 proberesp_len)))
1955 ft = true;
1956
1957 if (ft) {
1958 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING,
1959 wil->fw_capabilities)) {
1960 wil_err(wil, "FW does not support FT roaming\n");
1961 return -ENOTSUPP;
1962 }
1963 set_bit(wil_vif_ft_roam, vif->status);
1964 }
1965
1966 mutex_lock(&wil->mutex);
1967
1968 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) {
1969 __wil_down(wil);
1970 rc = __wil_up(wil);
1971 if (rc)
1972 goto out;
1973 }
1974
1975 rc = wmi_set_ssid(vif, ssid_len, ssid);
1976 if (rc)
1977 goto out;
1978
1979 rc = _wil_cfg80211_set_ies(vif, bcon);
1980 if (rc)
1981 goto out;
1982
1983 vif->privacy = privacy;
1984 vif->channel = chan;
1985 vif->wmi_edmg_channel = wmi_edmg_channel;
1986 vif->hidden_ssid = hidden_ssid;
1987 vif->pbss = pbss;
1988 vif->bi = bi;
1989 memcpy(vif->ssid, ssid, ssid_len);
1990 vif->ssid_len = ssid_len;
1991
1992 netif_carrier_on(ndev);
1993 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1994 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1995
1996 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel,
1997 hidden_ssid, is_go);
1998 if (rc)
1999 goto err_pcp_start;
2000
2001 rc = wil_bcast_init(vif);
2002 if (rc)
2003 goto err_bcast;
2004
2005 goto out; /* success */
2006
2007 err_bcast:
2008 wmi_pcp_stop(vif);
2009 err_pcp_start:
2010 netif_carrier_off(ndev);
2011 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2012 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2013 out:
2014 mutex_unlock(&wil->mutex);
2015 return rc;
2016 }
2017
wil_cfg80211_ap_recovery(struct wil6210_priv * wil)2018 void wil_cfg80211_ap_recovery(struct wil6210_priv *wil)
2019 {
2020 int rc, i;
2021 struct wiphy *wiphy = wil_to_wiphy(wil);
2022
2023 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
2024 struct wil6210_vif *vif = wil->vifs[i];
2025 struct net_device *ndev;
2026 struct cfg80211_beacon_data bcon = {};
2027 struct key_params key_params = {};
2028
2029 if (!vif || vif->ssid_len == 0)
2030 continue;
2031
2032 ndev = vif_to_ndev(vif);
2033 bcon.proberesp_ies = vif->proberesp_ies;
2034 bcon.assocresp_ies = vif->assocresp_ies;
2035 bcon.probe_resp = vif->proberesp;
2036 bcon.proberesp_ies_len = vif->proberesp_ies_len;
2037 bcon.assocresp_ies_len = vif->assocresp_ies_len;
2038 bcon.probe_resp_len = vif->proberesp_len;
2039
2040 wil_info(wil,
2041 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n",
2042 i, vif->privacy, vif->bi, vif->channel,
2043 vif->hidden_ssid, vif->pbss);
2044 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2045 vif->ssid, vif->ssid_len, true);
2046 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2047 vif->ssid, vif->ssid_len,
2048 vif->privacy, vif->bi,
2049 vif->channel,
2050 vif->wmi_edmg_channel, &bcon,
2051 vif->hidden_ssid, vif->pbss);
2052 if (rc) {
2053 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc);
2054 continue;
2055 }
2056
2057 if (!vif->privacy || vif->gtk_len == 0)
2058 continue;
2059
2060 key_params.key = vif->gtk;
2061 key_params.key_len = vif->gtk_len;
2062 key_params.seq_len = IEEE80211_GCMP_PN_LEN;
2063 rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false,
2064 NULL, &key_params);
2065 if (rc)
2066 wil_err(wil, "vif %d recovery add key failed (%d)\n",
2067 i, rc);
2068 }
2069 }
2070
wil_cfg80211_change_beacon(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_beacon_data * bcon)2071 static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
2072 struct net_device *ndev,
2073 struct cfg80211_beacon_data *bcon)
2074 {
2075 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2076 struct wireless_dev *wdev = ndev->ieee80211_ptr;
2077 struct wil6210_vif *vif = ndev_to_vif(ndev);
2078 int rc;
2079 u32 privacy = 0;
2080
2081 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid);
2082 wil_print_bcon_data(bcon);
2083
2084 if (bcon->tail &&
2085 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail,
2086 bcon->tail_len))
2087 privacy = 1;
2088
2089 memcpy(vif->ssid, wdev->ssid, wdev->ssid_len);
2090 vif->ssid_len = wdev->ssid_len;
2091
2092 /* in case privacy has changed, need to restart the AP */
2093 if (vif->privacy != privacy) {
2094 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
2095 vif->privacy, privacy);
2096
2097 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid,
2098 vif->ssid_len, privacy,
2099 wdev->beacon_interval,
2100 vif->channel,
2101 vif->wmi_edmg_channel, bcon,
2102 vif->hidden_ssid,
2103 vif->pbss);
2104 } else {
2105 rc = _wil_cfg80211_set_ies(vif, bcon);
2106 }
2107
2108 return rc;
2109 }
2110
wil_cfg80211_start_ap(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ap_settings * info)2111 static int wil_cfg80211_start_ap(struct wiphy *wiphy,
2112 struct net_device *ndev,
2113 struct cfg80211_ap_settings *info)
2114 {
2115 int rc;
2116 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2117 struct ieee80211_channel *channel = info->chandef.chan;
2118 struct cfg80211_beacon_data *bcon = &info->beacon;
2119 struct cfg80211_crypto_settings *crypto = &info->crypto;
2120 u8 wmi_edmg_channel;
2121 u8 hidden_ssid;
2122
2123 wil_dbg_misc(wil, "start_ap\n");
2124
2125 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config,
2126 info->chandef.edmg.channels,
2127 &wmi_edmg_channel);
2128 if (rc < 0)
2129 return rc;
2130
2131 if (!channel) {
2132 wil_err(wil, "AP: No channel???\n");
2133 return -EINVAL;
2134 }
2135
2136 switch (info->hidden_ssid) {
2137 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2138 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
2139 break;
2140
2141 case NL80211_HIDDEN_SSID_ZERO_LEN:
2142 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
2143 break;
2144
2145 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2146 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
2147 break;
2148
2149 default:
2150 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
2151 return -EOPNOTSUPP;
2152 }
2153 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
2154 channel->center_freq, info->privacy ? "secure" : "open");
2155 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
2156 info->privacy, info->auth_type);
2157 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
2158 info->hidden_ssid);
2159 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
2160 info->dtim_period);
2161 wil_dbg_misc(wil, "PBSS %d\n", info->pbss);
2162 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2163 info->ssid, info->ssid_len, true);
2164 wil_print_bcon_data(bcon);
2165 wil_print_crypto(wil, crypto);
2166
2167 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2168 info->ssid, info->ssid_len, info->privacy,
2169 info->beacon_interval, channel->hw_value,
2170 wmi_edmg_channel, bcon, hidden_ssid,
2171 info->pbss);
2172
2173 return rc;
2174 }
2175
wil_cfg80211_stop_ap(struct wiphy * wiphy,struct net_device * ndev)2176 static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
2177 struct net_device *ndev)
2178 {
2179 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2180 struct wil6210_vif *vif = ndev_to_vif(ndev);
2181 bool last;
2182
2183 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid);
2184
2185 netif_carrier_off(ndev);
2186 last = !wil_has_other_active_ifaces(wil, ndev, false, true);
2187 if (last) {
2188 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2189 wil_set_recovery_state(wil, fw_recovery_idle);
2190 set_bit(wil_status_resetting, wil->status);
2191 }
2192
2193 mutex_lock(&wil->mutex);
2194
2195 wmi_pcp_stop(vif);
2196 clear_bit(wil_vif_ft_roam, vif->status);
2197 vif->ssid_len = 0;
2198 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0);
2199 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0);
2200 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0);
2201 memset(vif->gtk, 0, WMI_MAX_KEY_LEN);
2202 vif->gtk_len = 0;
2203
2204 if (last)
2205 __wil_down(wil);
2206 else
2207 wil_bcast_fini(vif);
2208
2209 mutex_unlock(&wil->mutex);
2210
2211 return 0;
2212 }
2213
wil_cfg80211_add_station(struct wiphy * wiphy,struct net_device * dev,const u8 * mac,struct station_parameters * params)2214 static int wil_cfg80211_add_station(struct wiphy *wiphy,
2215 struct net_device *dev,
2216 const u8 *mac,
2217 struct station_parameters *params)
2218 {
2219 struct wil6210_vif *vif = ndev_to_vif(dev);
2220 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2221
2222 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n",
2223 mac, params->aid, vif->mid,
2224 params->sta_flags_mask, params->sta_flags_set);
2225
2226 if (!disable_ap_sme) {
2227 wil_err(wil, "not supported with AP SME enabled\n");
2228 return -EOPNOTSUPP;
2229 }
2230
2231 if (params->aid > WIL_MAX_DMG_AID) {
2232 wil_err(wil, "invalid aid\n");
2233 return -EINVAL;
2234 }
2235
2236 return wmi_new_sta(vif, mac, params->aid);
2237 }
2238
wil_cfg80211_del_station(struct wiphy * wiphy,struct net_device * dev,struct station_del_parameters * params)2239 static int wil_cfg80211_del_station(struct wiphy *wiphy,
2240 struct net_device *dev,
2241 struct station_del_parameters *params)
2242 {
2243 struct wil6210_vif *vif = ndev_to_vif(dev);
2244 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2245
2246 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n",
2247 params->mac, params->reason_code, vif->mid);
2248
2249 mutex_lock(&wil->mutex);
2250 wil6210_disconnect(vif, params->mac, params->reason_code);
2251 mutex_unlock(&wil->mutex);
2252
2253 return 0;
2254 }
2255
wil_cfg80211_change_station(struct wiphy * wiphy,struct net_device * dev,const u8 * mac,struct station_parameters * params)2256 static int wil_cfg80211_change_station(struct wiphy *wiphy,
2257 struct net_device *dev,
2258 const u8 *mac,
2259 struct station_parameters *params)
2260 {
2261 struct wil6210_vif *vif = ndev_to_vif(dev);
2262 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2263 int authorize;
2264 int cid, i;
2265 struct wil_ring_tx_data *txdata = NULL;
2266
2267 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n",
2268 mac, params->sta_flags_mask, params->sta_flags_set,
2269 vif->mid);
2270
2271 if (!disable_ap_sme) {
2272 wil_dbg_misc(wil, "not supported with AP SME enabled\n");
2273 return -EOPNOTSUPP;
2274 }
2275
2276 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
2277 return 0;
2278
2279 cid = wil_find_cid(wil, vif->mid, mac);
2280 if (cid < 0) {
2281 wil_err(wil, "station not found\n");
2282 return -ENOLINK;
2283 }
2284
2285 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++)
2286 if (wil->ring2cid_tid[i][0] == cid) {
2287 txdata = &wil->ring_tx_data[i];
2288 break;
2289 }
2290
2291 if (!txdata) {
2292 wil_err(wil, "ring data not found\n");
2293 return -ENOLINK;
2294 }
2295
2296 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED);
2297 txdata->dot1x_open = authorize ? 1 : 0;
2298 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i,
2299 txdata->dot1x_open);
2300
2301 return 0;
2302 }
2303
2304 /* probe_client handling */
wil_probe_client_handle(struct wil6210_priv * wil,struct wil6210_vif * vif,struct wil_probe_client_req * req)2305 static void wil_probe_client_handle(struct wil6210_priv *wil,
2306 struct wil6210_vif *vif,
2307 struct wil_probe_client_req *req)
2308 {
2309 struct net_device *ndev = vif_to_ndev(vif);
2310 struct wil_sta_info *sta = &wil->sta[req->cid];
2311 /* assume STA is alive if it is still connected,
2312 * else FW will disconnect it
2313 */
2314 bool alive = (sta->status == wil_sta_connected);
2315
2316 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive,
2317 0, false, GFP_KERNEL);
2318 }
2319
next_probe_client(struct wil6210_vif * vif)2320 static struct list_head *next_probe_client(struct wil6210_vif *vif)
2321 {
2322 struct list_head *ret = NULL;
2323
2324 mutex_lock(&vif->probe_client_mutex);
2325
2326 if (!list_empty(&vif->probe_client_pending)) {
2327 ret = vif->probe_client_pending.next;
2328 list_del(ret);
2329 }
2330
2331 mutex_unlock(&vif->probe_client_mutex);
2332
2333 return ret;
2334 }
2335
wil_probe_client_worker(struct work_struct * work)2336 void wil_probe_client_worker(struct work_struct *work)
2337 {
2338 struct wil6210_vif *vif = container_of(work, struct wil6210_vif,
2339 probe_client_worker);
2340 struct wil6210_priv *wil = vif_to_wil(vif);
2341 struct wil_probe_client_req *req;
2342 struct list_head *lh;
2343
2344 while ((lh = next_probe_client(vif)) != NULL) {
2345 req = list_entry(lh, struct wil_probe_client_req, list);
2346
2347 wil_probe_client_handle(wil, vif, req);
2348 kfree(req);
2349 }
2350 }
2351
wil_probe_client_flush(struct wil6210_vif * vif)2352 void wil_probe_client_flush(struct wil6210_vif *vif)
2353 {
2354 struct wil_probe_client_req *req, *t;
2355 struct wil6210_priv *wil = vif_to_wil(vif);
2356
2357 wil_dbg_misc(wil, "probe_client_flush\n");
2358
2359 mutex_lock(&vif->probe_client_mutex);
2360
2361 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) {
2362 list_del(&req->list);
2363 kfree(req);
2364 }
2365
2366 mutex_unlock(&vif->probe_client_mutex);
2367 }
2368
wil_cfg80211_probe_client(struct wiphy * wiphy,struct net_device * dev,const u8 * peer,u64 * cookie)2369 static int wil_cfg80211_probe_client(struct wiphy *wiphy,
2370 struct net_device *dev,
2371 const u8 *peer, u64 *cookie)
2372 {
2373 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2374 struct wil6210_vif *vif = ndev_to_vif(dev);
2375 struct wil_probe_client_req *req;
2376 int cid = wil_find_cid(wil, vif->mid, peer);
2377
2378 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n",
2379 peer, cid, vif->mid);
2380
2381 if (cid < 0)
2382 return -ENOLINK;
2383
2384 req = kzalloc(sizeof(*req), GFP_KERNEL);
2385 if (!req)
2386 return -ENOMEM;
2387
2388 req->cid = cid;
2389 req->cookie = cid;
2390
2391 mutex_lock(&vif->probe_client_mutex);
2392 list_add_tail(&req->list, &vif->probe_client_pending);
2393 mutex_unlock(&vif->probe_client_mutex);
2394
2395 *cookie = req->cookie;
2396 queue_work(wil->wq_service, &vif->probe_client_worker);
2397 return 0;
2398 }
2399
wil_cfg80211_change_bss(struct wiphy * wiphy,struct net_device * dev,struct bss_parameters * params)2400 static int wil_cfg80211_change_bss(struct wiphy *wiphy,
2401 struct net_device *dev,
2402 struct bss_parameters *params)
2403 {
2404 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2405 struct wil6210_vif *vif = ndev_to_vif(dev);
2406
2407 if (params->ap_isolate >= 0) {
2408 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n",
2409 vif->mid, vif->ap_isolate, params->ap_isolate);
2410 vif->ap_isolate = params->ap_isolate;
2411 }
2412
2413 return 0;
2414 }
2415
wil_cfg80211_set_power_mgmt(struct wiphy * wiphy,struct net_device * dev,bool enabled,int timeout)2416 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
2417 struct net_device *dev,
2418 bool enabled, int timeout)
2419 {
2420 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2421 enum wmi_ps_profile_type ps_profile;
2422
2423 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n",
2424 enabled, timeout);
2425
2426 if (enabled)
2427 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
2428 else
2429 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED;
2430
2431 return wil_ps_update(wil, ps_profile);
2432 }
2433
wil_cfg80211_suspend(struct wiphy * wiphy,struct cfg80211_wowlan * wow)2434 static int wil_cfg80211_suspend(struct wiphy *wiphy,
2435 struct cfg80211_wowlan *wow)
2436 {
2437 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2438 int rc;
2439
2440 /* Setting the wakeup trigger based on wow is TBD */
2441
2442 if (test_bit(wil_status_suspended, wil->status)) {
2443 wil_dbg_pm(wil, "trying to suspend while suspended\n");
2444 return 0;
2445 }
2446
2447 rc = wil_can_suspend(wil, false);
2448 if (rc)
2449 goto out;
2450
2451 wil_dbg_pm(wil, "suspending\n");
2452
2453 mutex_lock(&wil->mutex);
2454 mutex_lock(&wil->vif_mutex);
2455 wil_p2p_stop_radio_operations(wil);
2456 wil_abort_scan_all_vifs(wil, true);
2457 mutex_unlock(&wil->vif_mutex);
2458 mutex_unlock(&wil->mutex);
2459
2460 out:
2461 return rc;
2462 }
2463
wil_cfg80211_resume(struct wiphy * wiphy)2464 static int wil_cfg80211_resume(struct wiphy *wiphy)
2465 {
2466 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2467
2468 wil_dbg_pm(wil, "resuming\n");
2469
2470 return 0;
2471 }
2472
2473 static int
wil_cfg80211_sched_scan_start(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_sched_scan_request * request)2474 wil_cfg80211_sched_scan_start(struct wiphy *wiphy,
2475 struct net_device *dev,
2476 struct cfg80211_sched_scan_request *request)
2477 {
2478 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2479 struct wil6210_vif *vif = ndev_to_vif(dev);
2480 int i, rc;
2481
2482 if (vif->mid != 0)
2483 return -EOPNOTSUPP;
2484
2485 wil_dbg_misc(wil,
2486 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n",
2487 request->n_ssids, request->ie_len, request->flags);
2488 for (i = 0; i < request->n_ssids; i++) {
2489 wil_dbg_misc(wil, "SSID[%d]:", i);
2490 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2491 request->ssids[i].ssid,
2492 request->ssids[i].ssid_len, true);
2493 }
2494 wil_dbg_misc(wil, "channels:");
2495 for (i = 0; i < request->n_channels; i++)
2496 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value,
2497 i == request->n_channels - 1 ? "\n" : "");
2498 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n",
2499 request->n_match_sets, request->min_rssi_thold,
2500 request->delay);
2501 for (i = 0; i < request->n_match_sets; i++) {
2502 struct cfg80211_match_set *ms = &request->match_sets[i];
2503
2504 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n",
2505 i, ms->rssi_thold);
2506 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2507 ms->ssid.ssid,
2508 ms->ssid.ssid_len, true);
2509 }
2510 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans);
2511 for (i = 0; i < request->n_scan_plans; i++) {
2512 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i];
2513
2514 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n",
2515 i, sp->interval, sp->iterations);
2516 }
2517
2518 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
2519 request->ie_len, request->ie);
2520 if (rc)
2521 return rc;
2522 return wmi_start_sched_scan(wil, request);
2523 }
2524
2525 static int
wil_cfg80211_sched_scan_stop(struct wiphy * wiphy,struct net_device * dev,u64 reqid)2526 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2527 u64 reqid)
2528 {
2529 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2530 struct wil6210_vif *vif = ndev_to_vif(dev);
2531 int rc;
2532
2533 if (vif->mid != 0)
2534 return -EOPNOTSUPP;
2535
2536 rc = wmi_stop_sched_scan(wil);
2537 /* device would return error if it thinks PNO is already stopped.
2538 * ignore the return code so user space and driver gets back in-sync
2539 */
2540 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc);
2541
2542 return 0;
2543 }
2544
2545 static int
wil_cfg80211_update_ft_ies(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_update_ft_ies_params * ftie)2546 wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev,
2547 struct cfg80211_update_ft_ies_params *ftie)
2548 {
2549 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2550 struct wil6210_vif *vif = ndev_to_vif(dev);
2551 struct cfg80211_bss *bss;
2552 struct wmi_ft_reassoc_cmd reassoc;
2553 int rc = 0;
2554
2555 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid);
2556 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1,
2557 ftie->ie, ftie->ie_len, true);
2558
2559 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
2560 wil_err(wil, "FW does not support FT roaming\n");
2561 return -EOPNOTSUPP;
2562 }
2563
2564 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie);
2565 if (rc)
2566 return rc;
2567
2568 if (!test_bit(wil_vif_ft_roam, vif->status))
2569 /* vif is not roaming */
2570 return 0;
2571
2572 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as
2573 * a trigger for reassoc
2574 */
2575
2576 bss = vif->bss;
2577 if (!bss) {
2578 wil_err(wil, "FT: bss is NULL\n");
2579 return -EINVAL;
2580 }
2581
2582 memset(&reassoc, 0, sizeof(reassoc));
2583 ether_addr_copy(reassoc.bssid, bss->bssid);
2584
2585 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid,
2586 &reassoc, sizeof(reassoc));
2587 if (rc)
2588 wil_err(wil, "FT: reassoc failed (%d)\n", rc);
2589
2590 return rc;
2591 }
2592
2593 static const struct cfg80211_ops wil_cfg80211_ops = {
2594 .add_virtual_intf = wil_cfg80211_add_iface,
2595 .del_virtual_intf = wil_cfg80211_del_iface,
2596 .scan = wil_cfg80211_scan,
2597 .abort_scan = wil_cfg80211_abort_scan,
2598 .connect = wil_cfg80211_connect,
2599 .disconnect = wil_cfg80211_disconnect,
2600 .set_wiphy_params = wil_cfg80211_set_wiphy_params,
2601 .change_virtual_intf = wil_cfg80211_change_iface,
2602 .get_station = wil_cfg80211_get_station,
2603 .dump_station = wil_cfg80211_dump_station,
2604 .remain_on_channel = wil_remain_on_channel,
2605 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
2606 .mgmt_tx = wil_cfg80211_mgmt_tx,
2607 .set_monitor_channel = wil_cfg80211_set_channel,
2608 .add_key = wil_cfg80211_add_key,
2609 .del_key = wil_cfg80211_del_key,
2610 .set_default_key = wil_cfg80211_set_default_key,
2611 /* AP mode */
2612 .change_beacon = wil_cfg80211_change_beacon,
2613 .start_ap = wil_cfg80211_start_ap,
2614 .stop_ap = wil_cfg80211_stop_ap,
2615 .add_station = wil_cfg80211_add_station,
2616 .del_station = wil_cfg80211_del_station,
2617 .change_station = wil_cfg80211_change_station,
2618 .probe_client = wil_cfg80211_probe_client,
2619 .change_bss = wil_cfg80211_change_bss,
2620 /* P2P device */
2621 .start_p2p_device = wil_cfg80211_start_p2p_device,
2622 .stop_p2p_device = wil_cfg80211_stop_p2p_device,
2623 .set_power_mgmt = wil_cfg80211_set_power_mgmt,
2624 .suspend = wil_cfg80211_suspend,
2625 .resume = wil_cfg80211_resume,
2626 .sched_scan_start = wil_cfg80211_sched_scan_start,
2627 .sched_scan_stop = wil_cfg80211_sched_scan_stop,
2628 .update_ft_ies = wil_cfg80211_update_ft_ies,
2629 };
2630
wil_wiphy_init(struct wiphy * wiphy)2631 static void wil_wiphy_init(struct wiphy *wiphy)
2632 {
2633 wiphy->max_scan_ssids = 1;
2634 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
2635 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS;
2636 wiphy->max_num_pmkids = 0 /* TODO: */;
2637 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2638 BIT(NL80211_IFTYPE_AP) |
2639 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2640 BIT(NL80211_IFTYPE_P2P_GO) |
2641 BIT(NL80211_IFTYPE_P2P_DEVICE) |
2642 BIT(NL80211_IFTYPE_MONITOR);
2643 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
2644 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
2645 WIPHY_FLAG_PS_ON_BY_DEFAULT;
2646 if (!disable_ap_sme)
2647 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
2648 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
2649 __func__, wiphy->flags);
2650 wiphy->probe_resp_offload =
2651 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
2652 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2653 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
2654
2655 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz;
2656
2657 /* may change after reading FW capabilities */
2658 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
2659
2660 wiphy->cipher_suites = wil_cipher_suites;
2661 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
2662 wiphy->mgmt_stypes = wil_mgmt_stypes;
2663 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2664
2665 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands);
2666 wiphy->vendor_commands = wil_nl80211_vendor_commands;
2667
2668 #ifdef CONFIG_PM
2669 wiphy->wowlan = &wil_wowlan_support;
2670 #endif
2671 }
2672
wil_cfg80211_iface_combinations_from_fw(struct wil6210_priv * wil,const struct wil_fw_record_concurrency * conc)2673 int wil_cfg80211_iface_combinations_from_fw(
2674 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc)
2675 {
2676 struct wiphy *wiphy = wil_to_wiphy(wil);
2677 u32 total_limits = 0;
2678 u16 n_combos;
2679 const struct wil_fw_concurrency_combo *combo;
2680 const struct wil_fw_concurrency_limit *limit;
2681 struct ieee80211_iface_combination *iface_combinations;
2682 struct ieee80211_iface_limit *iface_limit;
2683 int i, j;
2684
2685 if (wiphy->iface_combinations) {
2686 wil_dbg_misc(wil, "iface_combinations already set, skipping\n");
2687 return 0;
2688 }
2689
2690 combo = conc->combos;
2691 n_combos = le16_to_cpu(conc->n_combos);
2692 for (i = 0; i < n_combos; i++) {
2693 total_limits += combo->n_limits;
2694 limit = combo->limits + combo->n_limits;
2695 combo = (struct wil_fw_concurrency_combo *)limit;
2696 }
2697
2698 iface_combinations =
2699 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) +
2700 total_limits * sizeof(struct ieee80211_iface_limit),
2701 GFP_KERNEL);
2702 if (!iface_combinations)
2703 return -ENOMEM;
2704 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations +
2705 n_combos);
2706 combo = conc->combos;
2707 for (i = 0; i < n_combos; i++) {
2708 iface_combinations[i].max_interfaces = combo->max_interfaces;
2709 iface_combinations[i].num_different_channels =
2710 combo->n_diff_channels;
2711 iface_combinations[i].beacon_int_infra_match =
2712 combo->same_bi;
2713 iface_combinations[i].n_limits = combo->n_limits;
2714 wil_dbg_misc(wil,
2715 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n",
2716 i, iface_combinations[i].max_interfaces,
2717 iface_combinations[i].num_different_channels,
2718 iface_combinations[i].beacon_int_infra_match);
2719 limit = combo->limits;
2720 for (j = 0; j < combo->n_limits; j++) {
2721 iface_limit[j].max = le16_to_cpu(limit[j].max);
2722 iface_limit[j].types = le16_to_cpu(limit[j].types);
2723 wil_dbg_misc(wil,
2724 "limit %d: max %d types 0x%x\n", j,
2725 iface_limit[j].max, iface_limit[j].types);
2726 }
2727 iface_combinations[i].limits = iface_limit;
2728 iface_limit += combo->n_limits;
2729 limit += combo->n_limits;
2730 combo = (struct wil_fw_concurrency_combo *)limit;
2731 }
2732
2733 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids);
2734 wil->max_vifs = conc->n_mids + 1; /* including main interface */
2735 if (wil->max_vifs > WIL_MAX_VIFS) {
2736 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n",
2737 WIL_MAX_VIFS, wil->max_vifs);
2738 wil->max_vifs = WIL_MAX_VIFS;
2739 }
2740 wiphy->n_iface_combinations = n_combos;
2741 wiphy->iface_combinations = iface_combinations;
2742 return 0;
2743 }
2744
wil_cfg80211_init(struct device * dev)2745 struct wil6210_priv *wil_cfg80211_init(struct device *dev)
2746 {
2747 struct wiphy *wiphy;
2748 struct wil6210_priv *wil;
2749 struct ieee80211_channel *ch;
2750
2751 dev_dbg(dev, "%s()\n", __func__);
2752
2753 /* Note: the wireless_dev structure is no longer allocated here.
2754 * Instead, it is allocated as part of the net_device structure
2755 * for main interface and each VIF.
2756 */
2757 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv));
2758 if (!wiphy)
2759 return ERR_PTR(-ENOMEM);
2760
2761 set_wiphy_dev(wiphy, dev);
2762 wil_wiphy_init(wiphy);
2763
2764 wil = wiphy_to_wil(wiphy);
2765 wil->wiphy = wiphy;
2766
2767 /* default monitor channel */
2768 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels;
2769 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT);
2770
2771 return wil;
2772 }
2773
wil_cfg80211_deinit(struct wil6210_priv * wil)2774 void wil_cfg80211_deinit(struct wil6210_priv *wil)
2775 {
2776 struct wiphy *wiphy = wil_to_wiphy(wil);
2777
2778 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
2779
2780 if (!wiphy)
2781 return;
2782
2783 kfree(wiphy->iface_combinations);
2784 wiphy->iface_combinations = NULL;
2785
2786 wiphy_free(wiphy);
2787 /* do not access wil6210_priv after returning from here */
2788 }
2789
wil_p2p_wdev_free(struct wil6210_priv * wil)2790 void wil_p2p_wdev_free(struct wil6210_priv *wil)
2791 {
2792 struct wireless_dev *p2p_wdev;
2793
2794 mutex_lock(&wil->vif_mutex);
2795 p2p_wdev = wil->p2p_wdev;
2796 wil->p2p_wdev = NULL;
2797 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
2798 mutex_unlock(&wil->vif_mutex);
2799 if (p2p_wdev) {
2800 cfg80211_unregister_wdev(p2p_wdev);
2801 kfree(p2p_wdev);
2802 }
2803 }
2804
wil_rf_sector_status_to_rc(u8 status)2805 static int wil_rf_sector_status_to_rc(u8 status)
2806 {
2807 switch (status) {
2808 case WMI_RF_SECTOR_STATUS_SUCCESS:
2809 return 0;
2810 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR:
2811 return -EINVAL;
2812 case WMI_RF_SECTOR_STATUS_BUSY_ERROR:
2813 return -EAGAIN;
2814 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR:
2815 return -EOPNOTSUPP;
2816 default:
2817 return -EINVAL;
2818 }
2819 }
2820
wil_rf_sector_get_cfg(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)2821 static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
2822 struct wireless_dev *wdev,
2823 const void *data, int data_len)
2824 {
2825 struct wil6210_priv *wil = wdev_to_wil(wdev);
2826 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2827 int rc;
2828 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2829 u16 sector_index;
2830 u8 sector_type;
2831 u32 rf_modules_vec;
2832 struct wmi_get_rf_sector_params_cmd cmd;
2833 struct {
2834 struct wmi_cmd_hdr wmi;
2835 struct wmi_get_rf_sector_params_done_event evt;
2836 } __packed reply = {
2837 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2838 };
2839 struct sk_buff *msg;
2840 struct nlattr *nl_cfgs, *nl_cfg;
2841 u32 i;
2842 struct wmi_rf_sector_info *si;
2843
2844 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2845 return -EOPNOTSUPP;
2846
2847 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2848 data_len, wil_rf_sector_policy, NULL);
2849 if (rc) {
2850 wil_err(wil, "Invalid rf sector ATTR\n");
2851 return rc;
2852 }
2853
2854 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2855 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2856 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) {
2857 wil_err(wil, "Invalid rf sector spec\n");
2858 return -EINVAL;
2859 }
2860
2861 sector_index = nla_get_u16(
2862 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2863 if (sector_index >= WIL_MAX_RF_SECTORS) {
2864 wil_err(wil, "Invalid sector index %d\n", sector_index);
2865 return -EINVAL;
2866 }
2867
2868 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2869 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2870 wil_err(wil, "Invalid sector type %d\n", sector_type);
2871 return -EINVAL;
2872 }
2873
2874 rf_modules_vec = nla_get_u32(
2875 tb[QCA_ATTR_DMG_RF_MODULE_MASK]);
2876 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) {
2877 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec);
2878 return -EINVAL;
2879 }
2880
2881 cmd.sector_idx = cpu_to_le16(sector_index);
2882 cmd.sector_type = sector_type;
2883 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
2884 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid,
2885 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID,
2886 &reply, sizeof(reply),
2887 500);
2888 if (rc)
2889 return rc;
2890 if (reply.evt.status) {
2891 wil_err(wil, "get rf sector cfg failed with status %d\n",
2892 reply.evt.status);
2893 return wil_rf_sector_status_to_rc(reply.evt.status);
2894 }
2895
2896 msg = cfg80211_vendor_cmd_alloc_reply_skb(
2897 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
2898 if (!msg)
2899 return -ENOMEM;
2900
2901 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
2902 le64_to_cpu(reply.evt.tsf),
2903 QCA_ATTR_PAD))
2904 goto nla_put_failure;
2905
2906 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG);
2907 if (!nl_cfgs)
2908 goto nla_put_failure;
2909 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) {
2910 if (!(rf_modules_vec & BIT(i)))
2911 continue;
2912 nl_cfg = nla_nest_start_noflag(msg, i);
2913 if (!nl_cfg)
2914 goto nla_put_failure;
2915 si = &reply.evt.sectors_info[i];
2916 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
2917 i) ||
2918 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
2919 le32_to_cpu(si->etype0)) ||
2920 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
2921 le32_to_cpu(si->etype1)) ||
2922 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
2923 le32_to_cpu(si->etype2)) ||
2924 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
2925 le32_to_cpu(si->psh_hi)) ||
2926 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
2927 le32_to_cpu(si->psh_lo)) ||
2928 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
2929 le32_to_cpu(si->dtype_swch_off)))
2930 goto nla_put_failure;
2931 nla_nest_end(msg, nl_cfg);
2932 }
2933
2934 nla_nest_end(msg, nl_cfgs);
2935 rc = cfg80211_vendor_cmd_reply(msg);
2936 return rc;
2937 nla_put_failure:
2938 kfree_skb(msg);
2939 return -ENOBUFS;
2940 }
2941
wil_rf_sector_set_cfg(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)2942 static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
2943 struct wireless_dev *wdev,
2944 const void *data, int data_len)
2945 {
2946 struct wil6210_priv *wil = wdev_to_wil(wdev);
2947 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2948 int rc, tmp;
2949 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2950 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1];
2951 u16 sector_index, rf_module_index;
2952 u8 sector_type;
2953 u32 rf_modules_vec = 0;
2954 struct wmi_set_rf_sector_params_cmd cmd;
2955 struct {
2956 struct wmi_cmd_hdr wmi;
2957 struct wmi_set_rf_sector_params_done_event evt;
2958 } __packed reply = {
2959 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2960 };
2961 struct nlattr *nl_cfg;
2962 struct wmi_rf_sector_info *si;
2963
2964 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2965 return -EOPNOTSUPP;
2966
2967 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2968 data_len, wil_rf_sector_policy, NULL);
2969 if (rc) {
2970 wil_err(wil, "Invalid rf sector ATTR\n");
2971 return rc;
2972 }
2973
2974 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2975 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2976 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) {
2977 wil_err(wil, "Invalid rf sector spec\n");
2978 return -EINVAL;
2979 }
2980
2981 sector_index = nla_get_u16(
2982 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2983 if (sector_index >= WIL_MAX_RF_SECTORS) {
2984 wil_err(wil, "Invalid sector index %d\n", sector_index);
2985 return -EINVAL;
2986 }
2987
2988 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2989 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2990 wil_err(wil, "Invalid sector type %d\n", sector_type);
2991 return -EINVAL;
2992 }
2993
2994 memset(&cmd, 0, sizeof(cmd));
2995
2996 cmd.sector_idx = cpu_to_le16(sector_index);
2997 cmd.sector_type = sector_type;
2998 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG],
2999 tmp) {
3000 rc = nla_parse_nested_deprecated(tb2,
3001 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX,
3002 nl_cfg,
3003 wil_rf_sector_cfg_policy,
3004 NULL);
3005 if (rc) {
3006 wil_err(wil, "invalid sector cfg\n");
3007 return -EINVAL;
3008 }
3009
3010 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] ||
3011 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] ||
3012 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] ||
3013 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] ||
3014 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] ||
3015 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] ||
3016 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) {
3017 wil_err(wil, "missing cfg params\n");
3018 return -EINVAL;
3019 }
3020
3021 rf_module_index = nla_get_u8(
3022 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]);
3023 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) {
3024 wil_err(wil, "invalid RF module index %d\n",
3025 rf_module_index);
3026 return -EINVAL;
3027 }
3028 rf_modules_vec |= BIT(rf_module_index);
3029 si = &cmd.sectors_info[rf_module_index];
3030 si->etype0 = cpu_to_le32(nla_get_u32(
3031 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0]));
3032 si->etype1 = cpu_to_le32(nla_get_u32(
3033 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1]));
3034 si->etype2 = cpu_to_le32(nla_get_u32(
3035 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2]));
3036 si->psh_hi = cpu_to_le32(nla_get_u32(
3037 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI]));
3038 si->psh_lo = cpu_to_le32(nla_get_u32(
3039 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO]));
3040 si->dtype_swch_off = cpu_to_le32(nla_get_u32(
3041 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]));
3042 }
3043
3044 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
3045 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid,
3046 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID,
3047 &reply, sizeof(reply),
3048 500);
3049 if (rc)
3050 return rc;
3051 return wil_rf_sector_status_to_rc(reply.evt.status);
3052 }
3053
wil_rf_sector_get_selected(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)3054 static int wil_rf_sector_get_selected(struct wiphy *wiphy,
3055 struct wireless_dev *wdev,
3056 const void *data, int data_len)
3057 {
3058 struct wil6210_priv *wil = wdev_to_wil(wdev);
3059 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3060 int rc;
3061 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3062 u8 sector_type, mac_addr[ETH_ALEN];
3063 int cid = 0;
3064 struct wmi_get_selected_rf_sector_index_cmd cmd;
3065 struct {
3066 struct wmi_cmd_hdr wmi;
3067 struct wmi_get_selected_rf_sector_index_done_event evt;
3068 } __packed reply = {
3069 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3070 };
3071 struct sk_buff *msg;
3072
3073 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3074 return -EOPNOTSUPP;
3075
3076 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3077 data_len, wil_rf_sector_policy, NULL);
3078 if (rc) {
3079 wil_err(wil, "Invalid rf sector ATTR\n");
3080 return rc;
3081 }
3082
3083 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3084 wil_err(wil, "Invalid rf sector spec\n");
3085 return -EINVAL;
3086 }
3087 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3088 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3089 wil_err(wil, "Invalid sector type %d\n", sector_type);
3090 return -EINVAL;
3091 }
3092
3093 if (tb[QCA_ATTR_MAC_ADDR]) {
3094 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3095 cid = wil_find_cid(wil, vif->mid, mac_addr);
3096 if (cid < 0) {
3097 wil_err(wil, "invalid MAC address %pM\n", mac_addr);
3098 return -ENOENT;
3099 }
3100 } else {
3101 if (test_bit(wil_vif_fwconnected, vif->status)) {
3102 wil_err(wil, "must specify MAC address when connected\n");
3103 return -EINVAL;
3104 }
3105 }
3106
3107 memset(&cmd, 0, sizeof(cmd));
3108 cmd.cid = (u8)cid;
3109 cmd.sector_type = sector_type;
3110 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid,
3111 &cmd, sizeof(cmd),
3112 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3113 &reply, sizeof(reply),
3114 500);
3115 if (rc)
3116 return rc;
3117 if (reply.evt.status) {
3118 wil_err(wil, "get rf selected sector cfg failed with status %d\n",
3119 reply.evt.status);
3120 return wil_rf_sector_status_to_rc(reply.evt.status);
3121 }
3122
3123 msg = cfg80211_vendor_cmd_alloc_reply_skb(
3124 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
3125 if (!msg)
3126 return -ENOMEM;
3127
3128 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
3129 le64_to_cpu(reply.evt.tsf),
3130 QCA_ATTR_PAD) ||
3131 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX,
3132 le16_to_cpu(reply.evt.sector_idx)))
3133 goto nla_put_failure;
3134
3135 rc = cfg80211_vendor_cmd_reply(msg);
3136 return rc;
3137 nla_put_failure:
3138 kfree_skb(msg);
3139 return -ENOBUFS;
3140 }
3141
wil_rf_sector_wmi_set_selected(struct wil6210_priv * wil,u8 mid,u16 sector_index,u8 sector_type,u8 cid)3142 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil,
3143 u8 mid, u16 sector_index,
3144 u8 sector_type, u8 cid)
3145 {
3146 struct wmi_set_selected_rf_sector_index_cmd cmd;
3147 struct {
3148 struct wmi_cmd_hdr wmi;
3149 struct wmi_set_selected_rf_sector_index_done_event evt;
3150 } __packed reply = {
3151 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3152 };
3153 int rc;
3154
3155 memset(&cmd, 0, sizeof(cmd));
3156 cmd.sector_idx = cpu_to_le16(sector_index);
3157 cmd.sector_type = sector_type;
3158 cmd.cid = (u8)cid;
3159 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid,
3160 &cmd, sizeof(cmd),
3161 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3162 &reply, sizeof(reply),
3163 500);
3164 if (rc)
3165 return rc;
3166 return wil_rf_sector_status_to_rc(reply.evt.status);
3167 }
3168
wil_rf_sector_set_selected(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)3169 static int wil_rf_sector_set_selected(struct wiphy *wiphy,
3170 struct wireless_dev *wdev,
3171 const void *data, int data_len)
3172 {
3173 struct wil6210_priv *wil = wdev_to_wil(wdev);
3174 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3175 int rc;
3176 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3177 u16 sector_index;
3178 u8 sector_type, mac_addr[ETH_ALEN], i;
3179 int cid = 0;
3180
3181 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3182 return -EOPNOTSUPP;
3183
3184 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3185 data_len, wil_rf_sector_policy, NULL);
3186 if (rc) {
3187 wil_err(wil, "Invalid rf sector ATTR\n");
3188 return rc;
3189 }
3190
3191 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3192 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3193 wil_err(wil, "Invalid rf sector spec\n");
3194 return -EINVAL;
3195 }
3196
3197 sector_index = nla_get_u16(
3198 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3199 if (sector_index >= WIL_MAX_RF_SECTORS &&
3200 sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3201 wil_err(wil, "Invalid sector index %d\n", sector_index);
3202 return -EINVAL;
3203 }
3204
3205 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3206 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3207 wil_err(wil, "Invalid sector type %d\n", sector_type);
3208 return -EINVAL;
3209 }
3210
3211 if (tb[QCA_ATTR_MAC_ADDR]) {
3212 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3213 if (!is_broadcast_ether_addr(mac_addr)) {
3214 cid = wil_find_cid(wil, vif->mid, mac_addr);
3215 if (cid < 0) {
3216 wil_err(wil, "invalid MAC address %pM\n",
3217 mac_addr);
3218 return -ENOENT;
3219 }
3220 } else {
3221 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3222 wil_err(wil, "broadcast MAC valid only with unlocking\n");
3223 return -EINVAL;
3224 }
3225 cid = -1;
3226 }
3227 } else {
3228 if (test_bit(wil_vif_fwconnected, vif->status)) {
3229 wil_err(wil, "must specify MAC address when connected\n");
3230 return -EINVAL;
3231 }
3232 /* otherwise, using cid=0 for unassociated station */
3233 }
3234
3235 if (cid >= 0) {
3236 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index,
3237 sector_type, cid);
3238 } else {
3239 /* unlock all cids */
3240 rc = wil_rf_sector_wmi_set_selected(
3241 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX,
3242 sector_type, WIL_CID_ALL);
3243 if (rc == -EINVAL) {
3244 for (i = 0; i < wil->max_assoc_sta; i++) {
3245 if (wil->sta[i].mid != vif->mid)
3246 continue;
3247 rc = wil_rf_sector_wmi_set_selected(
3248 wil, vif->mid,
3249 WMI_INVALID_RF_SECTOR_INDEX,
3250 sector_type, i);
3251 /* the FW will silently ignore and return
3252 * success for unused cid, so abort the loop
3253 * on any other error
3254 */
3255 if (rc) {
3256 wil_err(wil, "unlock cid %d failed with status %d\n",
3257 i, rc);
3258 break;
3259 }
3260 }
3261 }
3262 }
3263
3264 return rc;
3265 }
3266
