1 // SPDX-License-Identifier: ISC
2 /*
3 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
4 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
5 */
6
7 #include <linux/etherdevice.h>
8 #include <linux/moduleparam.h>
9 #include <net/netlink.h>
10 #include <net/cfg80211.h>
11 #include "wil6210.h"
12 #include "wmi.h"
13 #include "fw.h"
14
15 #define WIL_MAX_ROC_DURATION_MS 5000
16
17 #define WIL_EDMG_CHANNEL_9_SUBCHANNELS (BIT(0) | BIT(1))
18 #define WIL_EDMG_CHANNEL_10_SUBCHANNELS (BIT(1) | BIT(2))
19 #define WIL_EDMG_CHANNEL_11_SUBCHANNELS (BIT(2) | BIT(3))
20
21 /* WIL_EDMG_BW_CONFIGURATION define the allowed channel bandwidth
22 * configurations as defined by IEEE 802.11 section 9.4.2.251, Table 13.
23 * The value 5 allowing CB1 and CB2 of adjacent channels.
24 */
25 #define WIL_EDMG_BW_CONFIGURATION 5
26
27 /* WIL_EDMG_CHANNELS is a bitmap that indicates the 2.16 GHz channel(s) that
28 * are allowed to be used for EDMG transmissions in the BSS as defined by
29 * IEEE 802.11 section 9.4.2.251.
30 */
31 #define WIL_EDMG_CHANNELS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
32
33 bool disable_ap_sme;
34 module_param(disable_ap_sme, bool, 0444);
35 MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME");
36
37 #ifdef CONFIG_PM
38 static struct wiphy_wowlan_support wil_wowlan_support = {
39 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT,
40 };
41 #endif
42
43 #define CHAN60G(_channel, _flags) { \
44 .band = NL80211_BAND_60GHZ, \
45 .center_freq = 56160 + (2160 * (_channel)), \
46 .hw_value = (_channel), \
47 .flags = (_flags), \
48 .max_antenna_gain = 0, \
49 .max_power = 40, \
50 }
51
52 static struct ieee80211_channel wil_60ghz_channels[] = {
53 CHAN60G(1, 0),
54 CHAN60G(2, 0),
55 CHAN60G(3, 0),
56 CHAN60G(4, 0),
57 };
58
59 /* Rx channel bonding mode */
60 enum wil_rx_cb_mode {
61 WIL_RX_CB_MODE_DMG,
62 WIL_RX_CB_MODE_EDMG,
63 WIL_RX_CB_MODE_WIDE,
64 };
65
wil_rx_cb_mode_to_n_bonded(u8 cb_mode)66 static int wil_rx_cb_mode_to_n_bonded(u8 cb_mode)
67 {
68 switch (cb_mode) {
69 case WIL_RX_CB_MODE_DMG:
70 case WIL_RX_CB_MODE_EDMG:
71 return 1;
72 case WIL_RX_CB_MODE_WIDE:
73 return 2;
74 default:
75 return 1;
76 }
77 }
78
wil_tx_cb_mode_to_n_bonded(u8 cb_mode)79 static int wil_tx_cb_mode_to_n_bonded(u8 cb_mode)
80 {
81 switch (cb_mode) {
82 case WMI_TX_MODE_DMG:
83 case WMI_TX_MODE_EDMG_CB1:
84 return 1;
85 case WMI_TX_MODE_EDMG_CB2:
86 return 2;
87 default:
88 return 1;
89 }
90 }
91
92 static void
wil_memdup_ie(u8 ** pdst,size_t * pdst_len,const u8 * src,size_t src_len)93 wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len)
94 {
95 kfree(*pdst);
96 *pdst = NULL;
97 *pdst_len = 0;
98 if (src_len > 0) {
99 *pdst = kmemdup(src, src_len, GFP_KERNEL);
100 if (*pdst)
101 *pdst_len = src_len;
102 }
103 }
104
wil_num_supported_channels(struct wil6210_priv * wil)105 static int wil_num_supported_channels(struct wil6210_priv *wil)
106 {
107 int num_channels = ARRAY_SIZE(wil_60ghz_channels);
108
109 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities))
110 num_channels--;
111
112 return num_channels;
113 }
114
update_supported_bands(struct wil6210_priv * wil)115 void update_supported_bands(struct wil6210_priv *wil)
116 {
117 struct wiphy *wiphy = wil_to_wiphy(wil);
118
119 wil_dbg_misc(wil, "update supported bands");
120
121 wiphy->bands[NL80211_BAND_60GHZ]->n_channels =
122 wil_num_supported_channels(wil);
123
124 if (test_bit(WMI_FW_CAPABILITY_CHANNEL_BONDING, wil->fw_capabilities)) {
125 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.channels =
126 WIL_EDMG_CHANNELS;
127 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.bw_config =
128 WIL_EDMG_BW_CONFIGURATION;
129 }
130 }
131
132 /* Vendor id to be used in vendor specific command and events
133 * to user space.
134 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID,
135 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and
136 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in
137 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that
138 */
139
140 #define QCA_NL80211_VENDOR_ID 0x001374
141
142 #define WIL_MAX_RF_SECTORS (128)
143 #define WIL_CID_ALL (0xff)
144
145 enum qca_wlan_vendor_attr_rf_sector {
146 QCA_ATTR_MAC_ADDR = 6,
147 QCA_ATTR_PAD = 13,
148 QCA_ATTR_TSF = 29,
149 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30,
150 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31,
151 QCA_ATTR_DMG_RF_MODULE_MASK = 32,
152 QCA_ATTR_DMG_RF_SECTOR_CFG = 33,
153 QCA_ATTR_DMG_RF_SECTOR_MAX,
154 };
155
156 enum qca_wlan_vendor_attr_dmg_rf_sector_type {
157 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX,
158 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX,
159 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX
160 };
161
162 enum qca_wlan_vendor_attr_dmg_rf_sector_cfg {
163 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0,
164 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
165 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
166 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
167 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
168 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
169 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
170 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
171
172 /* keep last */
173 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST,
174 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX =
175 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1
176 };
177
178 static const struct
179 nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = {
180 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN },
181 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 },
182 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 },
183 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 },
184 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED },
185 };
186
187 static const struct
188 nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = {
189 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 },
190 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 },
191 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 },
192 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 },
193 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 },
194 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 },
195 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 },
196 };
197
198 enum qca_nl80211_vendor_subcmds {
199 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139,
200 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140,
201 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141,
202 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142,
203 };
204
205 static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
206 struct wireless_dev *wdev,
207 const void *data, int data_len);
208 static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
209 struct wireless_dev *wdev,
210 const void *data, int data_len);
211 static int wil_rf_sector_get_selected(struct wiphy *wiphy,
212 struct wireless_dev *wdev,
213 const void *data, int data_len);
214 static int wil_rf_sector_set_selected(struct wiphy *wiphy,
215 struct wireless_dev *wdev,
216 const void *data, int data_len);
217
218 /* vendor specific commands */
219 static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = {
220 {
221 .info.vendor_id = QCA_NL80211_VENDOR_ID,
222 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG,
223 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
224 WIPHY_VENDOR_CMD_NEED_RUNNING,
225 .policy = wil_rf_sector_policy,
226 .doit = wil_rf_sector_get_cfg
227 },
228 {
229 .info.vendor_id = QCA_NL80211_VENDOR_ID,
230 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG,
231 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
232 WIPHY_VENDOR_CMD_NEED_RUNNING,
233 .policy = wil_rf_sector_policy,
234 .doit = wil_rf_sector_set_cfg
235 },
236 {
237 .info.vendor_id = QCA_NL80211_VENDOR_ID,
238 .info.subcmd =
239 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR,
240 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
241 WIPHY_VENDOR_CMD_NEED_RUNNING,
242 .policy = wil_rf_sector_policy,
243 .doit = wil_rf_sector_get_selected
244 },
245 {
246 .info.vendor_id = QCA_NL80211_VENDOR_ID,
247 .info.subcmd =
248 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR,
249 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
250 WIPHY_VENDOR_CMD_NEED_RUNNING,
251 .policy = wil_rf_sector_policy,
252 .doit = wil_rf_sector_set_selected
253 },
254 };
255
256 static struct ieee80211_supported_band wil_band_60ghz = {
257 .channels = wil_60ghz_channels,
258 .n_channels = ARRAY_SIZE(wil_60ghz_channels),
259 .ht_cap = {
260 .ht_supported = true,
261 .cap = 0, /* TODO */
262 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */
263 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */
264 .mcs = {
265 /* MCS 1..12 - SC PHY */
266 .rx_mask = {0xfe, 0x1f}, /* 1..12 */
267 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */
268 },
269 },
270 };
271
272 static const struct ieee80211_txrx_stypes
273 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = {
274 [NL80211_IFTYPE_STATION] = {
275 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
276 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
277 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
278 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
279 },
280 [NL80211_IFTYPE_AP] = {
281 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
282 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) |
283 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) |
284 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
285 BIT(IEEE80211_STYPE_AUTH >> 4) |
286 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4),
287 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
288 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
289 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
290 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
291 BIT(IEEE80211_STYPE_AUTH >> 4) |
292 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
293 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4)
294 },
295 [NL80211_IFTYPE_P2P_CLIENT] = {
296 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
297 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
298 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
299 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
300 },
301 [NL80211_IFTYPE_P2P_GO] = {
302 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
303 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
304 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
305 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
306 },
307 [NL80211_IFTYPE_P2P_DEVICE] = {
308 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
309 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
310 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
311 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
312 },
313 };
314
315 static const u32 wil_cipher_suites[] = {
316 WLAN_CIPHER_SUITE_GCMP,
317 };
318
319 static const char * const key_usage_str[] = {
320 [WMI_KEY_USE_PAIRWISE] = "PTK",
321 [WMI_KEY_USE_RX_GROUP] = "RX_GTK",
322 [WMI_KEY_USE_TX_GROUP] = "TX_GTK",
323 [WMI_KEY_USE_STORE_PTK] = "STORE_PTK",
324 [WMI_KEY_USE_APPLY_PTK] = "APPLY_PTK",
325 };
326
wil_iftype_nl2wmi(enum nl80211_iftype type)327 int wil_iftype_nl2wmi(enum nl80211_iftype type)
328 {
329 static const struct {
330 enum nl80211_iftype nl;
331 enum wmi_network_type wmi;
332 } __nl2wmi[] = {
333 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC},
334 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA},
335 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP},
336 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P},
337 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P},
338 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */
339 };
340 uint i;
341
342 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) {
343 if (__nl2wmi[i].nl == type)
344 return __nl2wmi[i].wmi;
345 }
346
347 return -EOPNOTSUPP;
348 }
349
wil_spec2wmi_ch(u8 spec_ch,u8 * wmi_ch)350 int wil_spec2wmi_ch(u8 spec_ch, u8 *wmi_ch)
351 {
352 switch (spec_ch) {
353 case 1:
354 *wmi_ch = WMI_CHANNEL_1;
355 break;
356 case 2:
357 *wmi_ch = WMI_CHANNEL_2;
358 break;
359 case 3:
360 *wmi_ch = WMI_CHANNEL_3;
361 break;
362 case 4:
363 *wmi_ch = WMI_CHANNEL_4;
364 break;
365 case 5:
366 *wmi_ch = WMI_CHANNEL_5;
367 break;
368 case 6:
369 *wmi_ch = WMI_CHANNEL_6;
370 break;
371 case 9:
372 *wmi_ch = WMI_CHANNEL_9;
373 break;
374 case 10:
375 *wmi_ch = WMI_CHANNEL_10;
376 break;
377 case 11:
378 *wmi_ch = WMI_CHANNEL_11;
379 break;
380 case 12:
381 *wmi_ch = WMI_CHANNEL_12;
382 break;
383 default:
384 return -EINVAL;
385 }
386
387 return 0;
388 }
389
wil_wmi2spec_ch(u8 wmi_ch,u8 * spec_ch)390 int wil_wmi2spec_ch(u8 wmi_ch, u8 *spec_ch)
391 {
392 switch (wmi_ch) {
393 case WMI_CHANNEL_1:
394 *spec_ch = 1;
395 break;
396 case WMI_CHANNEL_2:
397 *spec_ch = 2;
398 break;
399 case WMI_CHANNEL_3:
400 *spec_ch = 3;
401 break;
402 case WMI_CHANNEL_4:
403 *spec_ch = 4;
404 break;
405 case WMI_CHANNEL_5:
406 *spec_ch = 5;
407 break;
408 case WMI_CHANNEL_6:
409 *spec_ch = 6;
410 break;
411 case WMI_CHANNEL_9:
412 *spec_ch = 9;
413 break;
414 case WMI_CHANNEL_10:
415 *spec_ch = 10;
416 break;
417 case WMI_CHANNEL_11:
418 *spec_ch = 11;
419 break;
420 case WMI_CHANNEL_12:
421 *spec_ch = 12;
422 break;
423 default:
424 return -EINVAL;
425 }
426
427 return 0;
428 }
429
wil_cid_fill_sinfo(struct wil6210_vif * vif,int cid,struct station_info * sinfo)430 int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid,
431 struct station_info *sinfo)
432 {
433 struct wil6210_priv *wil = vif_to_wil(vif);
434 struct wmi_notify_req_cmd cmd = {
435 .cid = cid,
436 .interval_usec = 0,
437 };
438 struct {
439 struct wmi_cmd_hdr wmi;
440 struct wmi_notify_req_done_event evt;
441 } __packed reply;
442 struct wil_net_stats *stats = &wil->sta[cid].stats;
443 int rc;
444 u8 tx_mcs, rx_mcs;
445 u8 tx_rate_flag = RATE_INFO_FLAGS_DMG;
446 u8 rx_rate_flag = RATE_INFO_FLAGS_DMG;
447
448 memset(&reply, 0, sizeof(reply));
449
450 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd),
451 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply),
452 WIL_WMI_CALL_GENERAL_TO_MS);
453 if (rc)
454 return rc;
455
456 tx_mcs = le16_to_cpu(reply.evt.bf_mcs);
457
458 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n"
459 " MCS %s TSF 0x%016llx\n"
460 " BF status 0x%08x RSSI %d SQI %d%%\n"
461 " Tx Tpt %d goodput %d Rx goodput %d\n"
462 " Sectors(rx:tx) my %d:%d peer %d:%d\n"
463 " Tx mode %d}\n",
464 cid, vif->mid, WIL_EXTENDED_MCS_CHECK(tx_mcs),
465 le64_to_cpu(reply.evt.tsf), reply.evt.status,
466 reply.evt.rssi,
467 reply.evt.sqi,
468 le32_to_cpu(reply.evt.tx_tpt),
469 le32_to_cpu(reply.evt.tx_goodput),
470 le32_to_cpu(reply.evt.rx_goodput),
471 le16_to_cpu(reply.evt.my_rx_sector),
472 le16_to_cpu(reply.evt.my_tx_sector),
473 le16_to_cpu(reply.evt.other_rx_sector),
474 le16_to_cpu(reply.evt.other_tx_sector),
475 reply.evt.tx_mode);
476
477 sinfo->generation = wil->sinfo_gen;
478
479 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
480 BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
481 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
482 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
483 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) |
484 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
485 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) |
486 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
487
488 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG) {
489 tx_rate_flag = RATE_INFO_FLAGS_EDMG;
490 rx_rate_flag = RATE_INFO_FLAGS_EDMG;
491 }
492
493 rx_mcs = stats->last_mcs_rx;
494
495 /* check extended MCS (12.1) and convert it into
496 * base MCS (7) + EXTENDED_SC_DMG flag
497 */
498 if (tx_mcs == WIL_EXTENDED_MCS_26) {
499 tx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG;
500 tx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26;
501 }
502 if (rx_mcs == WIL_EXTENDED_MCS_26) {
503 rx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG;
504 rx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26;
505 }
506
507 sinfo->txrate.flags = tx_rate_flag;
508 sinfo->rxrate.flags = rx_rate_flag;
509 sinfo->txrate.mcs = tx_mcs;
510 sinfo->rxrate.mcs = rx_mcs;
511
512 sinfo->txrate.n_bonded_ch =
513 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode);
514 sinfo->rxrate.n_bonded_ch =
515 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx);
516 sinfo->rx_bytes = stats->rx_bytes;
517 sinfo->rx_packets = stats->rx_packets;
518 sinfo->rx_dropped_misc = stats->rx_dropped;
519 sinfo->tx_bytes = stats->tx_bytes;
520 sinfo->tx_packets = stats->tx_packets;
521 sinfo->tx_failed = stats->tx_errors;
522
523 if (test_bit(wil_vif_fwconnected, vif->status)) {
524 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
525 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING,
526 wil->fw_capabilities))
527 sinfo->signal = reply.evt.rssi;
528 else
529 sinfo->signal = reply.evt.sqi;
530 }
531
532 return rc;
533 }
534
wil_cfg80211_get_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_info * sinfo)535 static int wil_cfg80211_get_station(struct wiphy *wiphy,
536 struct net_device *ndev,
537 const u8 *mac, struct station_info *sinfo)
538 {
539 struct wil6210_vif *vif = ndev_to_vif(ndev);
540 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
541 int rc;
542
543 int cid = wil_find_cid(wil, vif->mid, mac);
544
545 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid,
546 vif->mid);
547 if (!wil_cid_valid(wil, cid))
548 return -ENOENT;
549
550 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
551
552 return rc;
553 }
554
555 /*
556 * Find @idx-th active STA for specific MID for station dump.
557 */
wil_find_cid_by_idx(struct wil6210_priv * wil,u8 mid,int idx)558 int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx)
559 {
560 int i;
561
562 for (i = 0; i < wil->max_assoc_sta; i++) {
563 if (wil->sta[i].status == wil_sta_unused)
564 continue;
565 if (wil->sta[i].mid != mid)
566 continue;
567 if (idx == 0)
568 return i;
569 idx--;
570 }
571
572 return -ENOENT;
573 }
574
wil_cfg80211_dump_station(struct wiphy * wiphy,struct net_device * dev,int idx,u8 * mac,struct station_info * sinfo)575 static int wil_cfg80211_dump_station(struct wiphy *wiphy,
576 struct net_device *dev, int idx,
577 u8 *mac, struct station_info *sinfo)
578 {
579 struct wil6210_vif *vif = ndev_to_vif(dev);
580 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
581 int rc;
582 int cid = wil_find_cid_by_idx(wil, vif->mid, idx);
583
584 if (!wil_cid_valid(wil, cid))
585 return -ENOENT;
586
587 ether_addr_copy(mac, wil->sta[cid].addr);
588 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid,
589 vif->mid);
590
591 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
592
593 return rc;
594 }
595
wil_cfg80211_start_p2p_device(struct wiphy * wiphy,struct wireless_dev * wdev)596 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy,
597 struct wireless_dev *wdev)
598 {
599 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
600
601 wil_dbg_misc(wil, "start_p2p_device: entered\n");
602 wil->p2p_dev_started = 1;
603 return 0;
604 }
605
wil_cfg80211_stop_p2p_device(struct wiphy * wiphy,struct wireless_dev * wdev)606 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
607 struct wireless_dev *wdev)
608 {
609 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
610
611 if (!wil->p2p_dev_started)
612 return;
613
614 wil_dbg_misc(wil, "stop_p2p_device: entered\n");
615 mutex_lock(&wil->mutex);
616 mutex_lock(&wil->vif_mutex);
617 wil_p2p_stop_radio_operations(wil);
618 wil->p2p_dev_started = 0;
619 mutex_unlock(&wil->vif_mutex);
620 mutex_unlock(&wil->mutex);
621 }
622
wil_cfg80211_validate_add_iface(struct wil6210_priv * wil,enum nl80211_iftype new_type)623 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil,
624 enum nl80211_iftype new_type)
625 {
626 int i;
627 struct wireless_dev *wdev;
628 struct iface_combination_params params = {
629 .num_different_channels = 1,
630 };
631
632 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
633 if (wil->vifs[i]) {
634 wdev = vif_to_wdev(wil->vifs[i]);
635 params.iftype_num[wdev->iftype]++;
636 }
637 }
638 params.iftype_num[new_type]++;
639 return cfg80211_check_combinations(wil->wiphy, ¶ms);
640 }
641
wil_cfg80211_validate_change_iface(struct wil6210_priv * wil,struct wil6210_vif * vif,enum nl80211_iftype new_type)642 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil,
643 struct wil6210_vif *vif,
644 enum nl80211_iftype new_type)
645 {
646 int i, ret = 0;
647 struct wireless_dev *wdev;
648 struct iface_combination_params params = {
649 .num_different_channels = 1,
650 };
651 bool check_combos = false;
652
653 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
654 struct wil6210_vif *vif_pos = wil->vifs[i];
655
656 if (vif_pos && vif != vif_pos) {
657 wdev = vif_to_wdev(vif_pos);
658 params.iftype_num[wdev->iftype]++;
659 check_combos = true;
660 }
661 }
662
663 if (check_combos) {
664 params.iftype_num[new_type]++;
665 ret = cfg80211_check_combinations(wil->wiphy, ¶ms);
666 }
667 return ret;
668 }
669
670 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)671 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name,
672 unsigned char name_assign_type,
673 enum nl80211_iftype type,
674 struct vif_params *params)
675 {
676 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
677 struct net_device *ndev_main = wil->main_ndev, *ndev;
678 struct wil6210_vif *vif;
679 struct wireless_dev *p2p_wdev, *wdev;
680 int rc;
681
682 wil_dbg_misc(wil, "add_iface, type %d\n", type);
683
684 /* P2P device is not a real virtual interface, it is a management-only
685 * interface that shares the main interface.
686 * Skip concurrency checks here.
687 */
688 if (type == NL80211_IFTYPE_P2P_DEVICE) {
689 if (wil->p2p_wdev) {
690 wil_err(wil, "P2P_DEVICE interface already created\n");
691 return ERR_PTR(-EINVAL);
692 }
693
694 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL);
695 if (!p2p_wdev)
696 return ERR_PTR(-ENOMEM);
697
698 p2p_wdev->iftype = type;
699 p2p_wdev->wiphy = wiphy;
700 /* use our primary ethernet address */
701 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr);
702
703 wil->p2p_wdev = p2p_wdev;
704
705 return p2p_wdev;
706 }
707
708 if (!wil->wiphy->n_iface_combinations) {
709 wil_err(wil, "virtual interfaces not supported\n");
710 return ERR_PTR(-EINVAL);
711 }
712
713 rc = wil_cfg80211_validate_add_iface(wil, type);
714 if (rc) {
715 wil_err(wil, "iface validation failed, err=%d\n", rc);
716 return ERR_PTR(rc);
717 }
718
719 vif = wil_vif_alloc(wil, name, name_assign_type, type);
720 if (IS_ERR(vif))
721 return ERR_CAST(vif);
722
723 ndev = vif_to_ndev(vif);
724 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr);
725 if (is_valid_ether_addr(params->macaddr)) {
726 eth_hw_addr_set(ndev, params->macaddr);
727 } else {
728 u8 addr[ETH_ALEN];
729
730 ether_addr_copy(addr, ndev_main->perm_addr);
731 addr[0] = (addr[0] ^ (1 << vif->mid)) | 0x2; /* locally administered */
732 eth_hw_addr_set(ndev, addr);
733 }
734 wdev = vif_to_wdev(vif);
735 ether_addr_copy(wdev->address, ndev->dev_addr);
736
737 rc = wil_vif_add(wil, vif);
738 if (rc)
739 goto out;
740
741 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n",
742 vif->mid, type, wdev->address);
743 return wdev;
744 out:
745 wil_vif_free(vif);
746 return ERR_PTR(rc);
747 }
748
wil_vif_prepare_stop(struct wil6210_vif * vif)749 int wil_vif_prepare_stop(struct wil6210_vif *vif)
750 {
751 struct wil6210_priv *wil = vif_to_wil(vif);
752 struct wireless_dev *wdev = vif_to_wdev(vif);
753 struct net_device *ndev;
754 int rc;
755
756 if (wdev->iftype != NL80211_IFTYPE_AP)
757 return 0;
758
759 ndev = vif_to_ndev(vif);
760 if (netif_carrier_ok(ndev)) {
761 rc = wmi_pcp_stop(vif);
762 if (rc) {
763 wil_info(wil, "failed to stop AP, status %d\n",
764 rc);
765 /* continue */
766 }
767 wil_bcast_fini(vif);
768 netif_carrier_off(ndev);
769 }
770
771 return 0;
772 }
773
wil_cfg80211_del_iface(struct wiphy * wiphy,struct wireless_dev * wdev)774 static int wil_cfg80211_del_iface(struct wiphy *wiphy,
775 struct wireless_dev *wdev)
776 {
777 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
778 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
779 int rc;
780
781 wil_dbg_misc(wil, "del_iface\n");
782
783 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
784 if (wdev != wil->p2p_wdev) {
785 wil_err(wil, "delete of incorrect interface 0x%p\n",
786 wdev);
787 return -EINVAL;
788 }
789
790 wil_cfg80211_stop_p2p_device(wiphy, wdev);
791 wil_p2p_wdev_free(wil);
792 return 0;
793 }
794
795 if (vif->mid == 0) {
796 wil_err(wil, "cannot remove the main interface\n");
797 return -EINVAL;
798 }
799
800 rc = wil_vif_prepare_stop(vif);
801 if (rc)
802 goto out;
803
804 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n",
805 vif->mid, wdev->iftype, wdev->address);
806
807 wil_vif_remove(wil, vif->mid);
808 out:
809 return rc;
810 }
811
wil_is_safe_switch(enum nl80211_iftype from,enum nl80211_iftype to)812 static bool wil_is_safe_switch(enum nl80211_iftype from,
813 enum nl80211_iftype to)
814 {
815 if (from == NL80211_IFTYPE_STATION &&
816 to == NL80211_IFTYPE_P2P_CLIENT)
817 return true;
818
819 return false;
820 }
821
wil_cfg80211_change_iface(struct wiphy * wiphy,struct net_device * ndev,enum nl80211_iftype type,struct vif_params * params)822 static int wil_cfg80211_change_iface(struct wiphy *wiphy,
823 struct net_device *ndev,
824 enum nl80211_iftype type,
825 struct vif_params *params)
826 {
827 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
828 struct wil6210_vif *vif = ndev_to_vif(ndev);
829 struct wireless_dev *wdev = vif_to_wdev(vif);
830 int rc;
831 bool fw_reset = false;
832
833 wil_dbg_misc(wil, "change_iface: type=%d\n", type);
834
835 if (wiphy->n_iface_combinations) {
836 rc = wil_cfg80211_validate_change_iface(wil, vif, type);
837 if (rc) {
838 wil_err(wil, "iface validation failed, err=%d\n", rc);
839 return rc;
840 }
841 }
842
843 /* do not reset FW when there are active VIFs,
844 * because it can cause significant disruption
845 */
846 if (!wil_has_other_active_ifaces(wil, ndev, true, false) &&
847 netif_running(ndev) && !wil_is_recovery_blocked(wil) &&
848 !wil_is_safe_switch(wdev->iftype, type)) {
849 wil_dbg_misc(wil, "interface is up. resetting...\n");
850 mutex_lock(&wil->mutex);
851 __wil_down(wil);
852 rc = __wil_up(wil);
853 mutex_unlock(&wil->mutex);
854
855 if (rc)
856 return rc;
857 fw_reset = true;
858 }
859
860 switch (type) {
861 case NL80211_IFTYPE_STATION:
862 case NL80211_IFTYPE_AP:
863 case NL80211_IFTYPE_P2P_CLIENT:
864 case NL80211_IFTYPE_P2P_GO:
865 break;
866 case NL80211_IFTYPE_MONITOR:
867 if (params->flags)
868 wil->monitor_flags = params->flags;
869 break;
870 default:
871 return -EOPNOTSUPP;
872 }
873
874 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) {
875 if (!fw_reset)
876 wil_vif_prepare_stop(vif);
877 rc = wmi_port_delete(wil, vif->mid);
878 if (rc)
879 return rc;
880 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type);
881 if (rc)
882 return rc;
883 }
884
885 wdev->iftype = type;
886 return 0;
887 }
888
wil_cfg80211_scan(struct wiphy * wiphy,struct cfg80211_scan_request * request)889 static int wil_cfg80211_scan(struct wiphy *wiphy,
890 struct cfg80211_scan_request *request)
891 {
892 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
893 struct wireless_dev *wdev = request->wdev;
894 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
895 struct {
896 struct wmi_start_scan_cmd cmd;
897 u16 chnl[4];
898 } __packed cmd;
899 uint i, n;
900 int rc;
901
902 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
903
904 /* scan is supported on client interfaces and on AP interface */
905 switch (wdev->iftype) {
906 case NL80211_IFTYPE_STATION:
907 case NL80211_IFTYPE_P2P_CLIENT:
908 case NL80211_IFTYPE_P2P_DEVICE:
909 case NL80211_IFTYPE_AP:
910 break;
911 default:
912 return -EOPNOTSUPP;
913 }
914
915 /* FW don't support scan after connection attempt */
916 if (test_bit(wil_status_dontscan, wil->status)) {
917 wil_err(wil, "Can't scan now\n");
918 return -EBUSY;
919 }
920
921 mutex_lock(&wil->mutex);
922
923 mutex_lock(&wil->vif_mutex);
924 if (vif->scan_request || vif->p2p.discovery_started) {
925 wil_err(wil, "Already scanning\n");
926 mutex_unlock(&wil->vif_mutex);
927 rc = -EAGAIN;
928 goto out;
929 }
930 mutex_unlock(&wil->vif_mutex);
931
932 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
933 if (!wil->p2p_dev_started) {
934 wil_err(wil, "P2P search requested on stopped P2P device\n");
935 rc = -EIO;
936 goto out;
937 }
938 /* social scan on P2P_DEVICE is handled as p2p search */
939 if (wil_p2p_is_social_scan(request)) {
940 vif->scan_request = request;
941 if (vif->mid == 0)
942 wil->radio_wdev = wdev;
943 rc = wil_p2p_search(vif, request);
944 if (rc) {
945 if (vif->mid == 0)
946 wil->radio_wdev =
947 wil->main_ndev->ieee80211_ptr;
948 vif->scan_request = NULL;
949 }
950 goto out;
951 }
952 }
953
954 (void)wil_p2p_stop_discovery(vif);
955
956 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
957 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
958
959 for (i = 0; i < request->n_ssids; i++) {
960 wil_dbg_misc(wil, "SSID[%d]", i);
961 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
962 request->ssids[i].ssid,
963 request->ssids[i].ssid_len, true);
964 }
965
966 if (request->n_ssids)
967 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len,
968 request->ssids[0].ssid);
969 else
970 rc = wmi_set_ssid(vif, 0, NULL);
971
972 if (rc) {
973 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
974 goto out;
975 }
976
977 vif->scan_request = request;
978 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO);
979
980 memset(&cmd, 0, sizeof(cmd));
981 cmd.cmd.scan_type = WMI_ACTIVE_SCAN;
982 cmd.cmd.num_channels = 0;
983 n = min(request->n_channels, 4U);
984 for (i = 0; i < n; i++) {
985 int ch = request->channels[i]->hw_value;
986
987 if (ch == 0) {
988 wil_err(wil,
989 "Scan requested for unknown frequency %dMhz\n",
990 request->channels[i]->center_freq);
991 continue;
992 }
993 /* 0-based channel indexes */
994 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
995 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
996 request->channels[i]->center_freq);
997 }
998
999 if (request->ie_len)
1000 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1,
1001 request->ie, request->ie_len, true);
1002 else
1003 wil_dbg_misc(wil, "Scan has no IE's\n");
1004
1005 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
1006 request->ie_len, request->ie);
1007 if (rc)
1008 goto out_restore;
1009
1010 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) {
1011 cmd.cmd.discovery_mode = 1;
1012 wil_dbg_misc(wil, "active scan with discovery_mode=1\n");
1013 }
1014
1015 if (vif->mid == 0)
1016 wil->radio_wdev = wdev;
1017 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid,
1018 &cmd, sizeof(cmd.cmd) +
1019 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
1020
1021 out_restore:
1022 if (rc) {
1023 del_timer_sync(&vif->scan_timer);
1024 if (vif->mid == 0)
1025 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
1026 vif->scan_request = NULL;
1027 }
1028 out:
1029 mutex_unlock(&wil->mutex);
1030 return rc;
1031 }
1032
wil_cfg80211_abort_scan(struct wiphy * wiphy,struct wireless_dev * wdev)1033 static void wil_cfg80211_abort_scan(struct wiphy *wiphy,
1034 struct wireless_dev *wdev)
1035 {
1036 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1037 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1038
1039 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
1040
1041 mutex_lock(&wil->mutex);
1042 mutex_lock(&wil->vif_mutex);
1043
1044 if (!vif->scan_request)
1045 goto out;
1046
1047 if (wdev != vif->scan_request->wdev) {
1048 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n");
1049 goto out;
1050 }
1051
1052 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev)
1053 wil_p2p_stop_radio_operations(wil);
1054 else
1055 wil_abort_scan(vif, true);
1056
1057 out:
1058 mutex_unlock(&wil->vif_mutex);
1059 mutex_unlock(&wil->mutex);
1060 }
1061
wil_print_crypto(struct wil6210_priv * wil,struct cfg80211_crypto_settings * c)1062 static void wil_print_crypto(struct wil6210_priv *wil,
1063 struct cfg80211_crypto_settings *c)
1064 {
1065 int i, n;
1066
1067 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
1068 c->wpa_versions, c->cipher_group);
1069 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
1070 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
1071 for (i = 0; i < n; i++)
1072 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1073 c->ciphers_pairwise[i]);
1074 wil_dbg_misc(wil, "}\n");
1075 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
1076 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
1077 for (i = 0; i < n; i++)
1078 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1079 c->akm_suites[i]);
1080 wil_dbg_misc(wil, "}\n");
1081 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
1082 c->control_port, be16_to_cpu(c->control_port_ethertype),
1083 c->control_port_no_encrypt);
1084 }
1085
1086 static const char *
wil_get_auth_type_name(enum nl80211_auth_type auth_type)1087 wil_get_auth_type_name(enum nl80211_auth_type auth_type)
1088 {
1089 switch (auth_type) {
1090 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1091 return "OPEN_SYSTEM";
1092 case NL80211_AUTHTYPE_SHARED_KEY:
1093 return "SHARED_KEY";
1094 case NL80211_AUTHTYPE_FT:
1095 return "FT";
1096 case NL80211_AUTHTYPE_NETWORK_EAP:
1097 return "NETWORK_EAP";
1098 case NL80211_AUTHTYPE_SAE:
1099 return "SAE";
1100 case NL80211_AUTHTYPE_AUTOMATIC:
1101 return "AUTOMATIC";
1102 default:
1103 return "unknown";
1104 }
1105 }
wil_print_connect_params(struct wil6210_priv * wil,struct cfg80211_connect_params * sme)1106 static void wil_print_connect_params(struct wil6210_priv *wil,
1107 struct cfg80211_connect_params *sme)
1108 {
1109 wil_info(wil, "Connecting to:\n");
1110 if (sme->channel) {
1111 wil_info(wil, " Channel: %d freq %d\n",
1112 sme->channel->hw_value, sme->channel->center_freq);
1113 }
1114 if (sme->bssid)
1115 wil_info(wil, " BSSID: %pM\n", sme->bssid);
1116 if (sme->ssid)
1117 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
1118 16, 1, sme->ssid, sme->ssid_len, true);
1119 if (sme->prev_bssid)
1120 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid);
1121 wil_info(wil, " Auth Type: %s\n",
1122 wil_get_auth_type_name(sme->auth_type));
1123 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
1124 wil_info(wil, " PBSS: %d\n", sme->pbss);
1125 wil_print_crypto(wil, &sme->crypto);
1126 }
1127
wil_ft_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)1128 static int wil_ft_connect(struct wiphy *wiphy,
1129 struct net_device *ndev,
1130 struct cfg80211_connect_params *sme)
1131 {
1132 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1133 struct wil6210_vif *vif = ndev_to_vif(ndev);
1134 struct wmi_ft_auth_cmd auth_cmd;
1135 int rc;
1136
1137 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
1138 wil_err(wil, "FT: FW does not support FT roaming\n");
1139 return -EOPNOTSUPP;
1140 }
1141
1142 if (!sme->prev_bssid) {
1143 wil_err(wil, "FT: prev_bssid was not set\n");
1144 return -EINVAL;
1145 }
1146
1147 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) {
1148 wil_err(wil, "FT: can not roam to same AP\n");
1149 return -EINVAL;
1150 }
1151
1152 if (!test_bit(wil_vif_fwconnected, vif->status)) {
1153 wil_err(wil, "FT: roam while not connected\n");
1154 return -EINVAL;
1155 }
1156
1157 if (vif->privacy != sme->privacy) {
1158 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n",
1159 vif->privacy, sme->privacy);
1160 return -EINVAL;
1161 }
1162
1163 if (sme->pbss) {
1164 wil_err(wil, "FT: roam is not valid for PBSS\n");
1165 return -EINVAL;
1166 }
1167
1168 memset(&auth_cmd, 0, sizeof(auth_cmd));
1169 auth_cmd.channel = sme->channel->hw_value - 1;
1170 ether_addr_copy(auth_cmd.bssid, sme->bssid);
1171
1172 wil_info(wil, "FT: roaming\n");
1173
1174 set_bit(wil_vif_ft_roam, vif->status);
1175 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid,
1176 &auth_cmd, sizeof(auth_cmd));
1177 if (rc == 0)
1178 mod_timer(&vif->connect_timer,
1179 jiffies + msecs_to_jiffies(5000));
1180 else
1181 clear_bit(wil_vif_ft_roam, vif->status);
1182
1183 return rc;
1184 }
1185
wil_get_wmi_edmg_channel(struct wil6210_priv * wil,u8 edmg_bw_config,u8 edmg_channels,u8 * wmi_ch)1186 static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config,
1187 u8 edmg_channels, u8 *wmi_ch)
1188 {
1189 if (!edmg_bw_config) {
1190 *wmi_ch = 0;
1191 return 0;
1192 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) {
1193 /* convert from edmg channel bitmap into edmg channel number */
1194 switch (edmg_channels) {
1195 case WIL_EDMG_CHANNEL_9_SUBCHANNELS:
1196 return wil_spec2wmi_ch(9, wmi_ch);
1197 case WIL_EDMG_CHANNEL_10_SUBCHANNELS:
1198 return wil_spec2wmi_ch(10, wmi_ch);
1199 case WIL_EDMG_CHANNEL_11_SUBCHANNELS:
1200 return wil_spec2wmi_ch(11, wmi_ch);
1201 default:
1202 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n",
1203 edmg_channels);
1204 return -EINVAL;
1205 }
1206 } else {
1207 wil_err(wil, "Unsupported EDMG BW configuration %d\n",
1208 edmg_bw_config);
1209 return -EINVAL;
1210 }
1211 }
1212
wil_cfg80211_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)1213 static int wil_cfg80211_connect(struct wiphy *wiphy,
1214 struct net_device *ndev,
1215 struct cfg80211_connect_params *sme)
1216 {
1217 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1218 struct wil6210_vif *vif = ndev_to_vif(ndev);
1219 struct cfg80211_bss *bss;
1220 struct wmi_connect_cmd conn;
1221 const u8 *ssid_eid;
1222 const u8 *rsn_eid;
1223 int ch;
1224 int rc = 0;
1225 bool is_ft_roam = false;
1226 u8 network_type;
1227 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS;
1228
1229 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid);
1230 wil_print_connect_params(wil, sme);
1231
1232 if (sme->auth_type == NL80211_AUTHTYPE_FT)
1233 is_ft_roam = true;
1234 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC &&
1235 test_bit(wil_vif_fwconnected, vif->status))
1236 is_ft_roam = true;
1237
1238 if (!is_ft_roam)
1239 if (test_bit(wil_vif_fwconnecting, vif->status) ||
1240 test_bit(wil_vif_fwconnected, vif->status))
1241 return -EALREADY;
1242
1243 if (sme->ie_len > WMI_MAX_IE_LEN) {
1244 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
1245 return -ERANGE;
1246 }
1247
1248 rsn_eid = sme->ie ?
1249 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
1250 NULL;
1251 if (sme->privacy && !rsn_eid) {
1252 wil_info(wil, "WSC connection\n");
1253 if (is_ft_roam) {
1254 wil_err(wil, "No WSC with FT roam\n");
1255 return -EINVAL;
1256 }
1257 }
1258
1259 if (sme->pbss)
1260 bss_type = IEEE80211_BSS_TYPE_PBSS;
1261
1262 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
1263 sme->ssid, sme->ssid_len,
1264 bss_type, IEEE80211_PRIVACY_ANY);
1265 if (!bss) {
1266 wil_err(wil, "Unable to find BSS\n");
1267 return -ENOENT;
1268 }
1269
1270 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
1271 if (!ssid_eid) {
1272 wil_err(wil, "No SSID\n");
1273 rc = -ENOENT;
1274 goto out;
1275 }
1276 vif->privacy = sme->privacy;
1277 vif->pbss = sme->pbss;
1278
1279 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
1280 if (rc)
1281 goto out;
1282
1283 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
1284 case WLAN_CAPABILITY_DMG_TYPE_AP:
1285 network_type = WMI_NETTYPE_INFRA;
1286 break;
1287 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
1288 network_type = WMI_NETTYPE_P2P;
1289 break;
1290 default:
1291 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
1292 bss->capability);
1293 rc = -EINVAL;
1294 goto out;
1295 }
1296
1297 ch = bss->channel->hw_value;
1298 if (ch == 0) {
1299 wil_err(wil, "BSS at unknown frequency %dMhz\n",
1300 bss->channel->center_freq);
1301 rc = -EOPNOTSUPP;
1302 goto out;
1303 }
1304
1305 if (is_ft_roam) {
1306 if (network_type != WMI_NETTYPE_INFRA) {
1307 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n",
1308 bss->capability);
1309 rc = -EINVAL;
1310 goto out;
1311 }
1312 rc = wil_ft_connect(wiphy, ndev, sme);
1313 if (rc == 0)
1314 vif->bss = bss;
1315 goto out;
1316 }
1317
1318 if (vif->privacy) {
1319 /* For secure assoc, remove old keys */
1320 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1321 WMI_KEY_USE_PAIRWISE);
1322 if (rc) {
1323 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1324 goto out;
1325 }
1326 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1327 WMI_KEY_USE_RX_GROUP);
1328 if (rc) {
1329 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1330 goto out;
1331 }
1332 }
1333
1334 /* WMI_CONNECT_CMD */
1335 memset(&conn, 0, sizeof(conn));
1336 conn.network_type = network_type;
1337 if (vif->privacy) {
1338 if (rsn_eid) { /* regular secure connection */
1339 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
1340 conn.auth_mode = WMI_AUTH_WPA2_PSK;
1341 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
1342 conn.pairwise_crypto_len = 16;
1343 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
1344 conn.group_crypto_len = 16;
1345 } else { /* WSC */
1346 conn.dot11_auth_mode = WMI_AUTH11_WSC;
1347 conn.auth_mode = WMI_AUTH_NONE;
1348 }
1349 } else { /* insecure connection */
1350 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
1351 conn.auth_mode = WMI_AUTH_NONE;
1352 }
1353
1354 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
1355 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
1356 conn.channel = ch - 1;
1357
1358 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config,
1359 sme->edmg.channels, &conn.edmg_channel);
1360 if (rc < 0)
1361 return rc;
1362
1363 ether_addr_copy(conn.bssid, bss->bssid);
1364 ether_addr_copy(conn.dst_mac, bss->bssid);
1365
1366 set_bit(wil_vif_fwconnecting, vif->status);
1367
1368 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn));
1369 if (rc == 0) {
1370 netif_carrier_on(ndev);
1371 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1372 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1373 vif->bss = bss;
1374 /* Connect can take lots of time */
1375 mod_timer(&vif->connect_timer,
1376 jiffies + msecs_to_jiffies(5000));
1377 } else {
1378 clear_bit(wil_vif_fwconnecting, vif->status);
1379 }
1380
1381 out:
1382 cfg80211_put_bss(wiphy, bss);
1383
1384 return rc;
1385 }
1386
wil_cfg80211_disconnect(struct wiphy * wiphy,struct net_device * ndev,u16 reason_code)1387 static int wil_cfg80211_disconnect(struct wiphy *wiphy,
1388 struct net_device *ndev,
1389 u16 reason_code)
1390 {
1391 int rc;
1392 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1393 struct wil6210_vif *vif = ndev_to_vif(ndev);
1394
1395 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n",
1396 reason_code, vif->mid);
1397
1398 if (!(test_bit(wil_vif_fwconnecting, vif->status) ||
1399 test_bit(wil_vif_fwconnected, vif->status))) {
1400 wil_err(wil, "Disconnect was called while disconnected\n");
1401 return 0;
1402 }
1403
1404 vif->locally_generated_disc = true;
1405 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
1406 WMI_DISCONNECT_EVENTID, NULL, 0,
1407 WIL6210_DISCONNECT_TO_MS);
1408 if (rc)
1409 wil_err(wil, "disconnect error %d\n", rc);
1410
1411 return rc;
1412 }
1413
wil_cfg80211_set_wiphy_params(struct wiphy * wiphy,u32 changed)1414 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1415 {
1416 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1417 int rc;
1418
1419 /* these parameters are explicitly not supported */
1420 if (changed & (WIPHY_PARAM_RETRY_LONG |
1421 WIPHY_PARAM_FRAG_THRESHOLD |
1422 WIPHY_PARAM_RTS_THRESHOLD))
1423 return -ENOTSUPP;
1424
1425 if (changed & WIPHY_PARAM_RETRY_SHORT) {
1426 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
1427 if (rc)
1428 return rc;
1429 }
1430
1431 return 0;
1432 }
1433
wil_cfg80211_mgmt_tx(struct wiphy * wiphy,struct wireless_dev * wdev,struct cfg80211_mgmt_tx_params * params,u64 * cookie)1434 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1435 struct cfg80211_mgmt_tx_params *params,
1436 u64 *cookie)
1437 {
1438 const u8 *buf = params->buf;
1439 size_t len = params->len;
1440 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1441 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1442 int rc;
1443 bool tx_status;
1444
1445 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n",
1446 params->chan ? params->chan->hw_value : -1,
1447 params->offchan,
1448 params->wait);
1449
1450 /* Note, currently we support the "wait" parameter only on AP mode.
1451 * In other modes, user-space must call remain_on_channel before
1452 * mgmt_tx or listen on a channel other than active one.
1453 */
1454
1455 if (params->chan && params->chan->hw_value == 0) {
1456 wil_err(wil, "invalid channel\n");
1457 return -EINVAL;
1458 }
1459
1460 if (wdev->iftype != NL80211_IFTYPE_AP) {
1461 wil_dbg_misc(wil,
1462 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n");
1463 rc = wmi_mgmt_tx(vif, buf, len);
1464 goto out;
1465 }
1466
1467 if (!params->chan || params->chan->hw_value == vif->channel) {
1468 wil_dbg_misc(wil,
1469 "send WMI_SW_TX_REQ_CMDID for on-channel\n");
1470 rc = wmi_mgmt_tx(vif, buf, len);
1471 goto out;
1472 }
1473
1474 if (params->offchan == 0) {
1475 wil_err(wil,
1476 "invalid channel params: current %d requested %d, off-channel not allowed\n",
1477 vif->channel, params->chan->hw_value);
1478 return -EBUSY;
1479 }
1480
1481 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */
1482 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value,
1483 params->wait);
1484
1485 out:
1486 /* when the sent packet was not acked by receiver(ACK=0), rc will
1487 * be -EAGAIN. In this case this function needs to return success,
1488 * the ACK=0 will be reflected in tx_status.
1489 */
1490 tx_status = (rc == 0);
1491 rc = (rc == -EAGAIN) ? 0 : rc;
1492 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
1493 tx_status, GFP_KERNEL);
1494
1495 return rc;
1496 }
1497
wil_cfg80211_set_channel(struct wiphy * wiphy,struct cfg80211_chan_def * chandef)1498 static int wil_cfg80211_set_channel(struct wiphy *wiphy,
1499 struct cfg80211_chan_def *chandef)
1500 {
1501 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1502
1503 wil->monitor_chandef = *chandef;
1504
1505 return 0;
1506 }
1507
wil_detect_key_usage(struct wireless_dev * wdev,bool pairwise)1508 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev,
1509 bool pairwise)
1510 {
1511 struct wil6210_priv *wil = wdev_to_wil(wdev);
1512 enum wmi_key_usage rc;
1513
1514 if (pairwise) {
1515 rc = WMI_KEY_USE_PAIRWISE;
1516 } else {
1517 switch (wdev->iftype) {
1518 case NL80211_IFTYPE_STATION:
1519 case NL80211_IFTYPE_P2P_CLIENT:
1520 rc = WMI_KEY_USE_RX_GROUP;
1521 break;
1522 case NL80211_IFTYPE_AP:
1523 case NL80211_IFTYPE_P2P_GO:
1524 rc = WMI_KEY_USE_TX_GROUP;
1525 break;
1526 default:
1527 /* TODO: Rx GTK or Tx GTK? */
1528 wil_err(wil, "Can't determine GTK type\n");
1529 rc = WMI_KEY_USE_RX_GROUP;
1530 break;
1531 }
1532 }
1533 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]);
1534
1535 return rc;
1536 }
1537
1538 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)1539 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid,
1540 enum wmi_key_usage key_usage, const u8 *mac_addr)
1541 {
1542 int cid = -EINVAL;
1543
1544 if (key_usage == WMI_KEY_USE_TX_GROUP)
1545 return NULL; /* not needed */
1546
1547 /* supplicant provides Rx group key in STA mode with NULL MAC address */
1548 if (mac_addr)
1549 cid = wil_find_cid(wil, mid, mac_addr);
1550 else if (key_usage == WMI_KEY_USE_RX_GROUP)
1551 cid = wil_find_cid_by_idx(wil, mid, 0);
1552 if (cid < 0) {
1553 wil_err(wil, "No CID for %pM %s\n", mac_addr,
1554 key_usage_str[key_usage]);
1555 return ERR_PTR(cid);
1556 }
1557
1558 return &wil->sta[cid];
1559 }
1560
wil_set_crypto_rx(u8 key_index,enum wmi_key_usage key_usage,struct wil_sta_info * cs,struct key_params * params)1561 void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
1562 struct wil_sta_info *cs,
1563 struct key_params *params)
1564 {
1565 struct wil_tid_crypto_rx_single *cc;
1566 int tid;
1567
1568 if (!cs)
1569 return;
1570
1571 switch (key_usage) {
1572 case WMI_KEY_USE_STORE_PTK:
1573 case WMI_KEY_USE_PAIRWISE:
1574 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1575 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1576 if (params->seq)
1577 memcpy(cc->pn, params->seq,
1578 IEEE80211_GCMP_PN_LEN);
1579 else
1580 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1581 cc->key_set = true;
1582 }
1583 break;
1584 case WMI_KEY_USE_RX_GROUP:
1585 cc = &cs->group_crypto_rx.key_id[key_index];
1586 if (params->seq)
1587 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
1588 else
1589 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1590 cc->key_set = true;
1591 break;
1592 default:
1593 break;
1594 }
1595 }
1596
wil_del_rx_key(u8 key_index,enum wmi_key_usage key_usage,struct wil_sta_info * cs)1597 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
1598 struct wil_sta_info *cs)
1599 {
1600 struct wil_tid_crypto_rx_single *cc;
1601 int tid;
1602
1603 if (!cs)
1604 return;
1605
1606 switch (key_usage) {
1607 case WMI_KEY_USE_PAIRWISE:
1608 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1609 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1610 cc->key_set = false;
1611 }
1612 break;
1613 case WMI_KEY_USE_RX_GROUP:
1614 cc = &cs->group_crypto_rx.key_id[key_index];
1615 cc->key_set = false;
1616 break;
1617 default:
1618 break;
1619 }
1620 }
1621
wil_cfg80211_add_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1622 static int wil_cfg80211_add_key(struct wiphy *wiphy,
1623 struct net_device *ndev,
1624 u8 key_index, bool pairwise,
1625 const u8 *mac_addr,
1626 struct key_params *params)
1627 {
1628 int rc;
1629 struct wil6210_vif *vif = ndev_to_vif(ndev);
1630 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1631 struct wireless_dev *wdev = vif_to_wdev(vif);
1632 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1633 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1634 key_usage,
1635 mac_addr);
1636
1637 if (!params) {
1638 wil_err(wil, "NULL params\n");
1639 return -EINVAL;
1640 }
1641
1642 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n",
1643 mac_addr, key_usage_str[key_usage], key_index,
1644 params->seq_len, params->seq);
1645
1646 if (IS_ERR(cs)) {
1647 /* in FT, sta info may not be available as add_key may be
1648 * sent by host before FW sends WMI_CONNECT_EVENT
1649 */
1650 if (!test_bit(wil_vif_ft_roam, vif->status)) {
1651 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n",
1652 mac_addr, key_usage_str[key_usage], key_index,
1653 params->seq_len, params->seq);
1654 return -EINVAL;
1655 }
1656 } else {
1657 wil_del_rx_key(key_index, key_usage, cs);
1658 }
1659
1660 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
1661 wil_err(wil,
1662 "Wrong PN len %d, %pM %s[%d] PN %*phN\n",
1663 params->seq_len, mac_addr,
1664 key_usage_str[key_usage], key_index,
1665 params->seq_len, params->seq);
1666 return -EINVAL;
1667 }
1668
1669 spin_lock_bh(&wil->eap_lock);
1670 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION &&
1671 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED ||
1672 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) {
1673 key_usage = WMI_KEY_USE_STORE_PTK;
1674 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT;
1675 wil_dbg_misc(wil, "Store EAPOL key\n");
1676 }
1677 spin_unlock_bh(&wil->eap_lock);
1678
1679 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len,
1680 params->key, key_usage);
1681 if (!rc && !IS_ERR(cs)) {
1682 /* update local storage used for AP recovery */
1683 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key &&
1684 params->key_len <= WMI_MAX_KEY_LEN) {
1685 vif->gtk_index = key_index;
1686 memcpy(vif->gtk, params->key, params->key_len);
1687 vif->gtk_len = params->key_len;
1688 }
1689 /* in FT set crypto will take place upon receiving
1690 * WMI_RING_EN_EVENTID event
1691 */
1692 wil_set_crypto_rx(key_index, key_usage, cs, params);
1693 }
1694
1695 return rc;
1696 }
1697
wil_cfg80211_del_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr)1698 static int wil_cfg80211_del_key(struct wiphy *wiphy,
1699 struct net_device *ndev,
1700 u8 key_index, bool pairwise,
1701 const u8 *mac_addr)
1702 {
1703 struct wil6210_vif *vif = ndev_to_vif(ndev);
1704 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1705 struct wireless_dev *wdev = vif_to_wdev(vif);
1706 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1707 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1708 key_usage,
1709 mac_addr);
1710
1711 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr,
1712 key_usage_str[key_usage], key_index);
1713
1714 if (IS_ERR(cs))
1715 wil_info(wil, "Not connected, %pM %s[%d]\n",
1716 mac_addr, key_usage_str[key_usage], key_index);
1717
1718 if (!IS_ERR_OR_NULL(cs))
1719 wil_del_rx_key(key_index, key_usage, cs);
1720
1721 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage);
1722 }
1723
1724 /* 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)1725 static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
1726 struct net_device *ndev,
1727 u8 key_index, bool unicast,
1728 bool multicast)
1729 {
1730 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1731
1732 wil_dbg_misc(wil, "set_default_key: entered\n");
1733 return 0;
1734 }
1735
wil_remain_on_channel(struct wiphy * wiphy,struct wireless_dev * wdev,struct ieee80211_channel * chan,unsigned int duration,u64 * cookie)1736 static int wil_remain_on_channel(struct wiphy *wiphy,
1737 struct wireless_dev *wdev,
1738 struct ieee80211_channel *chan,
1739 unsigned int duration,
1740 u64 *cookie)
1741 {
1742 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1743 int rc;
1744
1745 wil_dbg_misc(wil,
1746 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n",
1747 chan->center_freq, duration, wdev->iftype);
1748
1749 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie);
1750 return rc;
1751 }
1752
wil_cancel_remain_on_channel(struct wiphy * wiphy,struct wireless_dev * wdev,u64 cookie)1753 static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
1754 struct wireless_dev *wdev,
1755 u64 cookie)
1756 {
1757 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1758 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1759
1760 wil_dbg_misc(wil, "cancel_remain_on_channel\n");
1761
1762 return wil_p2p_cancel_listen(vif, cookie);
1763 }
1764
1765 /*
1766 * find a specific IE in a list of IEs
1767 * return a pointer to the beginning of IE in the list
1768 * or NULL if not found
1769 */
_wil_cfg80211_find_ie(const u8 * ies,u16 ies_len,const u8 * ie,u16 ie_len)1770 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie,
1771 u16 ie_len)
1772 {
1773 struct ieee80211_vendor_ie *vie;
1774 u32 oui;
1775
1776 /* IE tag at offset 0, length at offset 1 */
1777 if (ie_len < 2 || 2 + ie[1] > ie_len)
1778 return NULL;
1779
1780 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC)
1781 return cfg80211_find_ie(ie[0], ies, ies_len);
1782
1783 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */
1784 if (ie[1] < 4)
1785 return NULL;
1786 vie = (struct ieee80211_vendor_ie *)ie;
1787 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2];
1788 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies,
1789 ies_len);
1790 }
1791
1792 /*
1793 * merge the IEs in two lists into a single list.
1794 * do not include IEs from the second list which exist in the first list.
1795 * add only vendor specific IEs from second list to keep
1796 * the merged list sorted (since vendor-specific IE has the
1797 * highest tag number)
1798 * caller must free the allocated memory for merged IEs
1799 */
_wil_cfg80211_merge_extra_ies(const u8 * ies1,u16 ies1_len,const u8 * ies2,u16 ies2_len,u8 ** merged_ies,u16 * merged_len)1800 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
1801 const u8 *ies2, u16 ies2_len,
1802 u8 **merged_ies, u16 *merged_len)
1803 {
1804 u8 *buf, *dpos;
1805 const u8 *spos;
1806
1807 if (!ies1)
1808 ies1_len = 0;
1809
1810 if (!ies2)
1811 ies2_len = 0;
1812
1813 if (ies1_len == 0 && ies2_len == 0) {
1814 *merged_ies = NULL;
1815 *merged_len = 0;
1816 return 0;
1817 }
1818
1819 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
1820 if (!buf)
1821 return -ENOMEM;
1822 if (ies1)
1823 memcpy(buf, ies1, ies1_len);
1824 dpos = buf + ies1_len;
1825 spos = ies2;
1826 while (spos && (spos + 1 < ies2 + ies2_len)) {
1827 /* IE tag at offset 0, length at offset 1 */
1828 u16 ielen = 2 + spos[1];
1829
1830 if (spos + ielen > ies2 + ies2_len)
1831 break;
1832 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
1833 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
1834 spos, ielen))) {
1835 memcpy(dpos, spos, ielen);
1836 dpos += ielen;
1837 }
1838 spos += ielen;
1839 }
1840
1841 *merged_ies = buf;
1842 *merged_len = dpos - buf;
1843 return 0;
1844 }
1845
wil_print_bcon_data(struct cfg80211_beacon_data * b)1846 static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
1847 {
1848 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1,
1849 b->head, b->head_len, true);
1850 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1,
1851 b->tail, b->tail_len, true);
1852 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1,
1853 b->beacon_ies, b->beacon_ies_len, true);
1854 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1,
1855 b->probe_resp, b->probe_resp_len, true);
1856 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1,
1857 b->proberesp_ies, b->proberesp_ies_len, true);
1858 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1,
1859 b->assocresp_ies, b->assocresp_ies_len, true);
1860 }
1861
1862 /* internal functions for device reset and starting AP */
1863 static u8 *
_wil_cfg80211_get_proberesp_ies(const u8 * proberesp,u16 proberesp_len,u16 * ies_len)1864 _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len,
1865 u16 *ies_len)
1866 {
1867 u8 *ies = NULL;
1868
1869 if (proberesp) {
1870 struct ieee80211_mgmt *f =
1871 (struct ieee80211_mgmt *)proberesp;
1872 size_t hlen = offsetof(struct ieee80211_mgmt,
1873 u.probe_resp.variable);
1874
1875 ies = f->u.probe_resp.variable;
1876 if (ies_len)
1877 *ies_len = proberesp_len - hlen;
1878 }
1879
1880 return ies;
1881 }
1882
_wil_cfg80211_set_ies(struct wil6210_vif * vif,struct cfg80211_beacon_data * bcon)1883 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif,
1884 struct cfg80211_beacon_data *bcon)
1885 {
1886 int rc;
1887 u16 len = 0, proberesp_len = 0;
1888 u8 *ies = NULL, *proberesp;
1889
1890 /* update local storage used for AP recovery */
1891 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp,
1892 bcon->probe_resp_len);
1893 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len,
1894 bcon->proberesp_ies, bcon->proberesp_ies_len);
1895 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len,
1896 bcon->assocresp_ies, bcon->assocresp_ies_len);
1897
1898 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1899 bcon->probe_resp_len,
1900 &proberesp_len);
1901 rc = _wil_cfg80211_merge_extra_ies(proberesp,
1902 proberesp_len,
1903 bcon->proberesp_ies,
1904 bcon->proberesp_ies_len,
1905 &ies, &len);
1906
1907 if (rc)
1908 goto out;
1909
1910 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies);
1911 if (rc)
1912 goto out;
1913
1914 if (bcon->assocresp_ies)
1915 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP,
1916 bcon->assocresp_ies_len, bcon->assocresp_ies);
1917 else
1918 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies);
1919 #if 0 /* to use beacon IE's, remove this #if 0 */
1920 if (rc)
1921 goto out;
1922
1923 rc = wmi_set_ie(vif, WMI_FRAME_BEACON,
1924 bcon->tail_len, bcon->tail);
1925 #endif
1926 out:
1927 kfree(ies);
1928 return rc;
1929 }
1930
_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)1931 static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
1932 struct net_device *ndev,
1933 const u8 *ssid, size_t ssid_len, u32 privacy,
1934 int bi, u8 chan, u8 wmi_edmg_channel,
1935 struct cfg80211_beacon_data *bcon,
1936 u8 hidden_ssid, u32 pbss)
1937 {
1938 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1939 struct wil6210_vif *vif = ndev_to_vif(ndev);
1940 int rc;
1941 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1942 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
1943 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO);
1944 u16 proberesp_len = 0;
1945 u8 *proberesp;
1946 bool ft = false;
1947
1948 if (pbss)
1949 wmi_nettype = WMI_NETTYPE_P2P;
1950
1951 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go);
1952 if (is_go && !pbss) {
1953 wil_err(wil, "P2P GO must be in PBSS\n");
1954 return -ENOTSUPP;
1955 }
1956
1957 wil_set_recovery_state(wil, fw_recovery_idle);
1958
1959 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1960 bcon->probe_resp_len,
1961 &proberesp_len);
1962 /* check that the probe response IEs has a MDE */
1963 if ((proberesp && proberesp_len > 0 &&
1964 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN,
1965 proberesp,
1966 proberesp_len)))
1967 ft = true;
1968
1969 if (ft) {
1970 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING,
1971 wil->fw_capabilities)) {
1972 wil_err(wil, "FW does not support FT roaming\n");
1973 return -ENOTSUPP;
1974 }
1975 set_bit(wil_vif_ft_roam, vif->status);
1976 }
1977
1978 mutex_lock(&wil->mutex);
1979
1980 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) {
1981 __wil_down(wil);
1982 rc = __wil_up(wil);
1983 if (rc)
1984 goto out;
1985 }
1986
1987 rc = wmi_set_ssid(vif, ssid_len, ssid);
1988 if (rc)
1989 goto out;
1990
1991 rc = _wil_cfg80211_set_ies(vif, bcon);
1992 if (rc)
1993 goto out;
1994
1995 vif->privacy = privacy;
1996 vif->channel = chan;
1997 vif->wmi_edmg_channel = wmi_edmg_channel;
1998 vif->hidden_ssid = hidden_ssid;
1999 vif->pbss = pbss;
2000 vif->bi = bi;
2001 memcpy(vif->ssid, ssid, ssid_len);
2002 vif->ssid_len = ssid_len;
2003
2004 netif_carrier_on(ndev);
2005 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2006 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
2007
2008 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel,
2009 hidden_ssid, is_go);
2010 if (rc)
2011 goto err_pcp_start;
2012
2013 rc = wil_bcast_init(vif);
2014 if (rc)
2015 goto err_bcast;
2016
2017 goto out; /* success */
2018
2019 err_bcast:
2020 wmi_pcp_stop(vif);
2021 err_pcp_start:
2022 netif_carrier_off(ndev);
2023 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2024 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2025 out:
2026 mutex_unlock(&wil->mutex);
2027 return rc;
2028 }
2029
wil_cfg80211_ap_recovery(struct wil6210_priv * wil)2030 void wil_cfg80211_ap_recovery(struct wil6210_priv *wil)
2031 {
2032 int rc, i;
2033 struct wiphy *wiphy = wil_to_wiphy(wil);
2034
2035 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
2036 struct wil6210_vif *vif = wil->vifs[i];
2037 struct net_device *ndev;
2038 struct cfg80211_beacon_data bcon = {};
2039 struct key_params key_params = {};
2040
2041 if (!vif || vif->ssid_len == 0)
2042 continue;
2043
2044 ndev = vif_to_ndev(vif);
2045 bcon.proberesp_ies = vif->proberesp_ies;
2046 bcon.assocresp_ies = vif->assocresp_ies;
2047 bcon.probe_resp = vif->proberesp;
2048 bcon.proberesp_ies_len = vif->proberesp_ies_len;
2049 bcon.assocresp_ies_len = vif->assocresp_ies_len;
2050 bcon.probe_resp_len = vif->proberesp_len;
2051
2052 wil_info(wil,
2053 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n",
2054 i, vif->privacy, vif->bi, vif->channel,
2055 vif->hidden_ssid, vif->pbss);
2056 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2057 vif->ssid, vif->ssid_len, true);
2058 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2059 vif->ssid, vif->ssid_len,
2060 vif->privacy, vif->bi,
2061 vif->channel,
2062 vif->wmi_edmg_channel, &bcon,
2063 vif->hidden_ssid, vif->pbss);
2064 if (rc) {
2065 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc);
2066 continue;
2067 }
2068
2069 if (!vif->privacy || vif->gtk_len == 0)
2070 continue;
2071
2072 key_params.key = vif->gtk;
2073 key_params.key_len = vif->gtk_len;
2074 key_params.seq_len = IEEE80211_GCMP_PN_LEN;
2075 rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false,
2076 NULL, &key_params);
2077 if (rc)
2078 wil_err(wil, "vif %d recovery add key failed (%d)\n",
2079 i, rc);
2080 }
2081 }
2082
wil_cfg80211_change_beacon(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_beacon_data * bcon)2083 static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
2084 struct net_device *ndev,
2085 struct cfg80211_beacon_data *bcon)
2086 {
2087 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2088 struct wireless_dev *wdev = ndev->ieee80211_ptr;
2089 struct wil6210_vif *vif = ndev_to_vif(ndev);
2090 int rc;
2091 u32 privacy = 0;
2092
2093 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid);
2094 wil_print_bcon_data(bcon);
2095
2096 if (bcon->tail &&
2097 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail,
2098 bcon->tail_len))
2099 privacy = 1;
2100
2101 memcpy(vif->ssid, wdev->u.ap.ssid, wdev->u.ap.ssid_len);
2102 vif->ssid_len = wdev->u.ap.ssid_len;
2103
2104 /* in case privacy has changed, need to restart the AP */
2105 if (vif->privacy != privacy) {
2106 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
2107 vif->privacy, privacy);
2108
2109 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid,
2110 vif->ssid_len, privacy,
2111 wdev->links[0].ap.beacon_interval,
2112 vif->channel,
2113 vif->wmi_edmg_channel, bcon,
2114 vif->hidden_ssid,
2115 vif->pbss);
2116 } else {
2117 rc = _wil_cfg80211_set_ies(vif, bcon);
2118 }
2119
2120 return rc;
2121 }
2122
wil_cfg80211_start_ap(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ap_settings * info)2123 static int wil_cfg80211_start_ap(struct wiphy *wiphy,
2124 struct net_device *ndev,
2125 struct cfg80211_ap_settings *info)
2126 {
2127 int rc;
2128 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2129 struct ieee80211_channel *channel = info->chandef.chan;
2130 struct cfg80211_beacon_data *bcon = &info->beacon;
2131 struct cfg80211_crypto_settings *crypto = &info->crypto;
2132 u8 wmi_edmg_channel;
2133 u8 hidden_ssid;
2134
2135 wil_dbg_misc(wil, "start_ap\n");
2136
2137 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config,
2138 info->chandef.edmg.channels,
2139 &wmi_edmg_channel);
2140 if (rc < 0)
2141 return rc;
2142
2143 if (!channel) {
2144 wil_err(wil, "AP: No channel???\n");
2145 return -EINVAL;
2146 }
2147
2148 switch (info->hidden_ssid) {
2149 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2150 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
2151 break;
2152
2153 case NL80211_HIDDEN_SSID_ZERO_LEN:
2154 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
2155 break;
2156
2157 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2158 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
2159 break;
2160
2161 default:
2162 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
2163 return -EOPNOTSUPP;
2164 }
2165 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
2166 channel->center_freq, info->privacy ? "secure" : "open");
2167 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
2168 info->privacy, info->auth_type);
2169 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
2170 info->hidden_ssid);
2171 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
2172 info->dtim_period);
2173 wil_dbg_misc(wil, "PBSS %d\n", info->pbss);
2174 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2175 info->ssid, info->ssid_len, true);
2176 wil_print_bcon_data(bcon);
2177 wil_print_crypto(wil, crypto);
2178
2179 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2180 info->ssid, info->ssid_len, info->privacy,
2181 info->beacon_interval, channel->hw_value,
2182 wmi_edmg_channel, bcon, hidden_ssid,
2183 info->pbss);
2184
2185 return rc;
2186 }
2187
wil_cfg80211_stop_ap(struct wiphy * wiphy,struct net_device * ndev,unsigned int link_id)2188 static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
2189 struct net_device *ndev,
2190 unsigned int link_id)
2191 {
2192 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2193 struct wil6210_vif *vif = ndev_to_vif(ndev);
2194 bool last;
2195
2196 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid);
2197
2198 netif_carrier_off(ndev);
2199 last = !wil_has_other_active_ifaces(wil, ndev, false, true);
2200 if (last) {
2201 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2202 wil_set_recovery_state(wil, fw_recovery_idle);
2203 set_bit(wil_status_resetting, wil->status);
2204 }
2205
2206 mutex_lock(&wil->mutex);
2207
2208 wmi_pcp_stop(vif);
2209 clear_bit(wil_vif_ft_roam, vif->status);
2210 vif->ssid_len = 0;
2211 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0);
2212 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0);
2213 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0);
2214 memset(vif->gtk, 0, WMI_MAX_KEY_LEN);
2215 vif->gtk_len = 0;
2216
2217 if (last)
2218 __wil_down(wil);
2219 else
2220 wil_bcast_fini(vif);
2221
2222 mutex_unlock(&wil->mutex);
2223
2224 return 0;
2225 }
2226
wil_cfg80211_add_station(struct wiphy * wiphy,struct net_device * dev,const u8 * mac,struct station_parameters * params)2227 static int wil_cfg80211_add_station(struct wiphy *wiphy,
2228 struct net_device *dev,
2229 const u8 *mac,
2230 struct station_parameters *params)
2231 {
2232 struct wil6210_vif *vif = ndev_to_vif(dev);
2233 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2234
2235 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n",
2236 mac, params->aid, vif->mid,
2237 params->sta_flags_mask, params->sta_flags_set);
2238
2239 if (!disable_ap_sme) {
2240 wil_err(wil, "not supported with AP SME enabled\n");
2241 return -EOPNOTSUPP;
2242 }
2243
2244 if (params->aid > WIL_MAX_DMG_AID) {
2245 wil_err(wil, "invalid aid\n");
2246 return -EINVAL;
2247 }
2248
2249 return wmi_new_sta(vif, mac, params->aid);
2250 }
2251
wil_cfg80211_del_station(struct wiphy * wiphy,struct net_device * dev,struct station_del_parameters * params)2252 static int wil_cfg80211_del_station(struct wiphy *wiphy,
2253 struct net_device *dev,
2254 struct station_del_parameters *params)
2255 {
2256 struct wil6210_vif *vif = ndev_to_vif(dev);
2257 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2258
2259 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n",
2260 params->mac, params->reason_code, vif->mid);
2261
2262 mutex_lock(&wil->mutex);
2263 wil6210_disconnect(vif, params->mac, params->reason_code);
2264 mutex_unlock(&wil->mutex);
2265
2266 return 0;
2267 }
2268
wil_cfg80211_change_station(struct wiphy * wiphy,struct net_device * dev,const u8 * mac,struct station_parameters * params)2269 static int wil_cfg80211_change_station(struct wiphy *wiphy,
2270 struct net_device *dev,
2271 const u8 *mac,
2272 struct station_parameters *params)
2273 {
2274 struct wil6210_vif *vif = ndev_to_vif(dev);
2275 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2276 int authorize;
2277 int cid, i;
2278 struct wil_ring_tx_data *txdata = NULL;
2279
2280 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n",
2281 mac, params->sta_flags_mask, params->sta_flags_set,
2282 vif->mid);
2283
2284 if (!disable_ap_sme) {
2285 wil_dbg_misc(wil, "not supported with AP SME enabled\n");
2286 return -EOPNOTSUPP;
2287 }
2288
2289 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
2290 return 0;
2291
2292 cid = wil_find_cid(wil, vif->mid, mac);
2293 if (cid < 0) {
2294 wil_err(wil, "station not found\n");
2295 return -ENOLINK;
2296 }
2297
2298 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++)
2299 if (wil->ring2cid_tid[i][0] == cid) {
2300 txdata = &wil->ring_tx_data[i];
2301 break;
2302 }
2303
2304 if (!txdata) {
2305 wil_err(wil, "ring data not found\n");
2306 return -ENOLINK;
2307 }
2308
2309 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED);
2310 txdata->dot1x_open = authorize ? 1 : 0;
2311 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i,
2312 txdata->dot1x_open);
2313
2314 return 0;
2315 }
2316
2317 /* probe_client handling */
wil_probe_client_handle(struct wil6210_priv * wil,struct wil6210_vif * vif,struct wil_probe_client_req * req)2318 static void wil_probe_client_handle(struct wil6210_priv *wil,
2319 struct wil6210_vif *vif,
2320 struct wil_probe_client_req *req)
2321 {
2322 struct net_device *ndev = vif_to_ndev(vif);
2323 struct wil_sta_info *sta = &wil->sta[req->cid];
2324 /* assume STA is alive if it is still connected,
2325 * else FW will disconnect it
2326 */
2327 bool alive = (sta->status == wil_sta_connected);
2328
2329 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive,
2330 0, false, GFP_KERNEL);
2331 }
2332
next_probe_client(struct wil6210_vif * vif)2333 static struct list_head *next_probe_client(struct wil6210_vif *vif)
2334 {
2335 struct list_head *ret = NULL;
2336
2337 mutex_lock(&vif->probe_client_mutex);
2338
2339 if (!list_empty(&vif->probe_client_pending)) {
2340 ret = vif->probe_client_pending.next;
2341 list_del(ret);
2342 }
2343
2344 mutex_unlock(&vif->probe_client_mutex);
2345
2346 return ret;
2347 }
2348
wil_probe_client_worker(struct work_struct * work)2349 void wil_probe_client_worker(struct work_struct *work)
2350 {
2351 struct wil6210_vif *vif = container_of(work, struct wil6210_vif,
2352 probe_client_worker);
2353 struct wil6210_priv *wil = vif_to_wil(vif);
2354 struct wil_probe_client_req *req;
2355 struct list_head *lh;
2356
2357 while ((lh = next_probe_client(vif)) != NULL) {
2358 req = list_entry(lh, struct wil_probe_client_req, list);
2359
2360 wil_probe_client_handle(wil, vif, req);
2361 kfree(req);
2362 }
2363 }
2364
wil_probe_client_flush(struct wil6210_vif * vif)2365 void wil_probe_client_flush(struct wil6210_vif *vif)
2366 {
2367 struct wil_probe_client_req *req, *t;
2368 struct wil6210_priv *wil = vif_to_wil(vif);
2369
2370 wil_dbg_misc(wil, "probe_client_flush\n");
2371
2372 mutex_lock(&vif->probe_client_mutex);
2373
2374 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) {
2375 list_del(&req->list);
2376 kfree(req);
2377 }
2378
2379 mutex_unlock(&vif->probe_client_mutex);
2380 }
2381
wil_cfg80211_probe_client(struct wiphy * wiphy,struct net_device * dev,const u8 * peer,u64 * cookie)2382 static int wil_cfg80211_probe_client(struct wiphy *wiphy,
2383 struct net_device *dev,
2384 const u8 *peer, u64 *cookie)
2385 {
2386 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2387 struct wil6210_vif *vif = ndev_to_vif(dev);
2388 struct wil_probe_client_req *req;
2389 int cid = wil_find_cid(wil, vif->mid, peer);
2390
2391 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n",
2392 peer, cid, vif->mid);
2393
2394 if (cid < 0)
2395 return -ENOLINK;
2396
2397 req = kzalloc(sizeof(*req), GFP_KERNEL);
2398 if (!req)
2399 return -ENOMEM;
2400
2401 req->cid = cid;
2402 req->cookie = cid;
2403
2404 mutex_lock(&vif->probe_client_mutex);
2405 list_add_tail(&req->list, &vif->probe_client_pending);
2406 mutex_unlock(&vif->probe_client_mutex);
2407
2408 *cookie = req->cookie;
2409 queue_work(wil->wq_service, &vif->probe_client_worker);
2410 return 0;
2411 }
2412
wil_cfg80211_change_bss(struct wiphy * wiphy,struct net_device * dev,struct bss_parameters * params)2413 static int wil_cfg80211_change_bss(struct wiphy *wiphy,
2414 struct net_device *dev,
2415 struct bss_parameters *params)
2416 {
2417 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2418 struct wil6210_vif *vif = ndev_to_vif(dev);
2419
2420 if (params->ap_isolate >= 0) {
2421 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n",
2422 vif->mid, vif->ap_isolate, params->ap_isolate);
2423 vif->ap_isolate = params->ap_isolate;
2424 }
2425
2426 return 0;
2427 }
2428
wil_cfg80211_set_power_mgmt(struct wiphy * wiphy,struct net_device * dev,bool enabled,int timeout)2429 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
2430 struct net_device *dev,
2431 bool enabled, int timeout)
2432 {
2433 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2434 enum wmi_ps_profile_type ps_profile;
2435
2436 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n",
2437 enabled, timeout);
2438
2439 if (enabled)
2440 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
2441 else
2442 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED;
2443
2444 return wil_ps_update(wil, ps_profile);
2445 }
2446
wil_cfg80211_suspend(struct wiphy * wiphy,struct cfg80211_wowlan * wow)2447 static int wil_cfg80211_suspend(struct wiphy *wiphy,
2448 struct cfg80211_wowlan *wow)
2449 {
2450 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2451 int rc;
2452
2453 /* Setting the wakeup trigger based on wow is TBD */
2454
2455 if (test_bit(wil_status_suspended, wil->status)) {
2456 wil_dbg_pm(wil, "trying to suspend while suspended\n");
2457 return 0;
2458 }
2459
2460 rc = wil_can_suspend(wil, false);
2461 if (rc)
2462 goto out;
2463
2464 wil_dbg_pm(wil, "suspending\n");
2465
2466 mutex_lock(&wil->mutex);
2467 mutex_lock(&wil->vif_mutex);
2468 wil_p2p_stop_radio_operations(wil);
2469 wil_abort_scan_all_vifs(wil, true);
2470 mutex_unlock(&wil->vif_mutex);
2471 mutex_unlock(&wil->mutex);
2472
2473 out:
2474 return rc;
2475 }
2476
wil_cfg80211_resume(struct wiphy * wiphy)2477 static int wil_cfg80211_resume(struct wiphy *wiphy)
2478 {
2479 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2480
2481 wil_dbg_pm(wil, "resuming\n");
2482
2483 return 0;
2484 }
2485
2486 static int
wil_cfg80211_sched_scan_start(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_sched_scan_request * request)2487 wil_cfg80211_sched_scan_start(struct wiphy *wiphy,
2488 struct net_device *dev,
2489 struct cfg80211_sched_scan_request *request)
2490 {
2491 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2492 struct wil6210_vif *vif = ndev_to_vif(dev);
2493 int i, rc;
2494
2495 if (vif->mid != 0)
2496 return -EOPNOTSUPP;
2497
2498 wil_dbg_misc(wil,
2499 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n",
2500 request->n_ssids, request->ie_len, request->flags);
2501 for (i = 0; i < request->n_ssids; i++) {
2502 wil_dbg_misc(wil, "SSID[%d]:", i);
2503 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2504 request->ssids[i].ssid,
2505 request->ssids[i].ssid_len, true);
2506 }
2507 wil_dbg_misc(wil, "channels:");
2508 for (i = 0; i < request->n_channels; i++)
2509 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value,
2510 i == request->n_channels - 1 ? "\n" : "");
2511 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n",
2512 request->n_match_sets, request->min_rssi_thold,
2513 request->delay);
2514 for (i = 0; i < request->n_match_sets; i++) {
2515 struct cfg80211_match_set *ms = &request->match_sets[i];
2516
2517 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n",
2518 i, ms->rssi_thold);
2519 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2520 ms->ssid.ssid,
2521 ms->ssid.ssid_len, true);
2522 }
2523 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans);
2524 for (i = 0; i < request->n_scan_plans; i++) {
2525 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i];
2526
2527 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n",
2528 i, sp->interval, sp->iterations);
2529 }
2530
2531 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
2532 request->ie_len, request->ie);
2533 if (rc)
2534 return rc;
2535 return wmi_start_sched_scan(wil, request);
2536 }
2537
2538 static int
wil_cfg80211_sched_scan_stop(struct wiphy * wiphy,struct net_device * dev,u64 reqid)2539 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2540 u64 reqid)
2541 {
2542 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2543 struct wil6210_vif *vif = ndev_to_vif(dev);
2544 int rc;
2545
2546 if (vif->mid != 0)
2547 return -EOPNOTSUPP;
2548
2549 rc = wmi_stop_sched_scan(wil);
2550 /* device would return error if it thinks PNO is already stopped.
2551 * ignore the return code so user space and driver gets back in-sync
2552 */
2553 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc);
2554
2555 return 0;
2556 }
2557
2558 static int
wil_cfg80211_update_ft_ies(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_update_ft_ies_params * ftie)2559 wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev,
2560 struct cfg80211_update_ft_ies_params *ftie)
2561 {
2562 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2563 struct wil6210_vif *vif = ndev_to_vif(dev);
2564 struct cfg80211_bss *bss;
2565 struct wmi_ft_reassoc_cmd reassoc;
2566 int rc = 0;
2567
2568 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid);
2569 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1,
2570 ftie->ie, ftie->ie_len, true);
2571
2572 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
2573 wil_err(wil, "FW does not support FT roaming\n");
2574 return -EOPNOTSUPP;
2575 }
2576
2577 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie);
2578 if (rc)
2579 return rc;
2580
2581 if (!test_bit(wil_vif_ft_roam, vif->status))
2582 /* vif is not roaming */
2583 return 0;
2584
2585 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as
2586 * a trigger for reassoc
2587 */
2588
2589 bss = vif->bss;
2590 if (!bss) {
2591 wil_err(wil, "FT: bss is NULL\n");
2592 return -EINVAL;
2593 }
2594
2595 memset(&reassoc, 0, sizeof(reassoc));
2596 ether_addr_copy(reassoc.bssid, bss->bssid);
2597
2598 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid,
2599 &reassoc, sizeof(reassoc));
2600 if (rc)
2601 wil_err(wil, "FT: reassoc failed (%d)\n", rc);
2602
2603 return rc;
2604 }
2605
wil_cfg80211_set_multicast_to_unicast(struct wiphy * wiphy,struct net_device * dev,const bool enabled)2606 static int wil_cfg80211_set_multicast_to_unicast(struct wiphy *wiphy,
2607 struct net_device *dev,
2608 const bool enabled)
2609 {
2610 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2611
2612 if (wil->multicast_to_unicast == enabled)
2613 return 0;
2614
2615 wil_info(wil, "set multicast to unicast, enabled=%d\n", enabled);
2616 wil->multicast_to_unicast = enabled;
2617
2618 return 0;
2619 }
2620
wil_cfg80211_set_cqm_rssi_config(struct wiphy * wiphy,struct net_device * dev,s32 rssi_thold,u32 rssi_hyst)2621 static int wil_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
2622 struct net_device *dev,
2623 s32 rssi_thold, u32 rssi_hyst)
2624 {
2625 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2626 int rc;
2627
2628 wil->cqm_rssi_thold = rssi_thold;
2629
2630 rc = wmi_set_cqm_rssi_config(wil, rssi_thold, rssi_hyst);
2631 if (rc)
2632 /* reset stored value upon failure */
2633 wil->cqm_rssi_thold = 0;
2634
2635 return rc;
2636 }
2637
2638 static const struct cfg80211_ops wil_cfg80211_ops = {
2639 .add_virtual_intf = wil_cfg80211_add_iface,
2640 .del_virtual_intf = wil_cfg80211_del_iface,
2641 .scan = wil_cfg80211_scan,
2642 .abort_scan = wil_cfg80211_abort_scan,
2643 .connect = wil_cfg80211_connect,
2644 .disconnect = wil_cfg80211_disconnect,
2645 .set_wiphy_params = wil_cfg80211_set_wiphy_params,
2646 .change_virtual_intf = wil_cfg80211_change_iface,
2647 .get_station = wil_cfg80211_get_station,
2648 .dump_station = wil_cfg80211_dump_station,
2649 .remain_on_channel = wil_remain_on_channel,
2650 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
2651 .mgmt_tx = wil_cfg80211_mgmt_tx,
2652 .set_monitor_channel = wil_cfg80211_set_channel,
2653 .add_key = wil_cfg80211_add_key,
2654 .del_key = wil_cfg80211_del_key,
2655 .set_default_key = wil_cfg80211_set_default_key,
2656 /* AP mode */
2657 .change_beacon = wil_cfg80211_change_beacon,
2658 .start_ap = wil_cfg80211_start_ap,
2659 .stop_ap = wil_cfg80211_stop_ap,
2660 .add_station = wil_cfg80211_add_station,
2661 .del_station = wil_cfg80211_del_station,
2662 .change_station = wil_cfg80211_change_station,
2663 .probe_client = wil_cfg80211_probe_client,
2664 .change_bss = wil_cfg80211_change_bss,
2665 /* P2P device */
2666 .start_p2p_device = wil_cfg80211_start_p2p_device,
2667 .stop_p2p_device = wil_cfg80211_stop_p2p_device,
2668 .set_power_mgmt = wil_cfg80211_set_power_mgmt,
2669 .set_cqm_rssi_config = wil_cfg80211_set_cqm_rssi_config,
2670 .suspend = wil_cfg80211_suspend,
2671 .resume = wil_cfg80211_resume,
2672 .sched_scan_start = wil_cfg80211_sched_scan_start,
2673 .sched_scan_stop = wil_cfg80211_sched_scan_stop,
2674 .update_ft_ies = wil_cfg80211_update_ft_ies,
2675 .set_multicast_to_unicast = wil_cfg80211_set_multicast_to_unicast,
2676 };
2677
wil_wiphy_init(struct wiphy * wiphy)2678 static void wil_wiphy_init(struct wiphy *wiphy)
2679 {
2680 wiphy->max_scan_ssids = 1;
2681 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
2682 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS;
2683 wiphy->max_num_pmkids = 0 /* TODO: */;
2684 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2685 BIT(NL80211_IFTYPE_AP) |
2686 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2687 BIT(NL80211_IFTYPE_P2P_GO) |
2688 BIT(NL80211_IFTYPE_P2P_DEVICE) |
2689 BIT(NL80211_IFTYPE_MONITOR);
2690 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
2691 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
2692 WIPHY_FLAG_PS_ON_BY_DEFAULT;
2693 if (!disable_ap_sme)
2694 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
2695 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
2696 __func__, wiphy->flags);
2697 wiphy->probe_resp_offload =
2698 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
2699 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2700 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
2701
2702 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz;
2703
2704 /* may change after reading FW capabilities */
2705 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
2706
2707 wiphy->cipher_suites = wil_cipher_suites;
2708 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
2709 wiphy->mgmt_stypes = wil_mgmt_stypes;
2710 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2711
2712 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands);
2713 wiphy->vendor_commands = wil_nl80211_vendor_commands;
2714
2715 #ifdef CONFIG_PM
2716 wiphy->wowlan = &wil_wowlan_support;
2717 #endif
2718 }
2719
wil_cfg80211_iface_combinations_from_fw(struct wil6210_priv * wil,const struct wil_fw_record_concurrency * conc)2720 int wil_cfg80211_iface_combinations_from_fw(
2721 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc)
2722 {
2723 struct wiphy *wiphy = wil_to_wiphy(wil);
2724 u32 total_limits = 0;
2725 u16 n_combos;
2726 const struct wil_fw_concurrency_combo *combo;
2727 const struct wil_fw_concurrency_limit *limit;
2728 struct ieee80211_iface_combination *iface_combinations;
2729 struct ieee80211_iface_limit *iface_limit;
2730 int i, j;
2731
2732 if (wiphy->iface_combinations) {
2733 wil_dbg_misc(wil, "iface_combinations already set, skipping\n");
2734 return 0;
2735 }
2736
2737 combo = conc->combos;
2738 n_combos = le16_to_cpu(conc->n_combos);
2739 for (i = 0; i < n_combos; i++) {
2740 total_limits += combo->n_limits;
2741 limit = combo->limits + combo->n_limits;
2742 combo = (struct wil_fw_concurrency_combo *)limit;
2743 }
2744
2745 iface_combinations =
2746 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) +
2747 total_limits * sizeof(struct ieee80211_iface_limit),
2748 GFP_KERNEL);
2749 if (!iface_combinations)
2750 return -ENOMEM;
2751 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations +
2752 n_combos);
2753 combo = conc->combos;
2754 for (i = 0; i < n_combos; i++) {
2755 iface_combinations[i].max_interfaces = combo->max_interfaces;
2756 iface_combinations[i].num_different_channels =
2757 combo->n_diff_channels;
2758 iface_combinations[i].beacon_int_infra_match =
2759 combo->same_bi;
2760 iface_combinations[i].n_limits = combo->n_limits;
2761 wil_dbg_misc(wil,
2762 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n",
2763 i, iface_combinations[i].max_interfaces,
2764 iface_combinations[i].num_different_channels,
2765 iface_combinations[i].beacon_int_infra_match);
2766 limit = combo->limits;
2767 for (j = 0; j < combo->n_limits; j++) {
2768 iface_limit[j].max = le16_to_cpu(limit[j].max);
2769 iface_limit[j].types = le16_to_cpu(limit[j].types);
2770 wil_dbg_misc(wil,
2771 "limit %d: max %d types 0x%x\n", j,
2772 iface_limit[j].max, iface_limit[j].types);
2773 }
2774 iface_combinations[i].limits = iface_limit;
2775 iface_limit += combo->n_limits;
2776 limit += combo->n_limits;
2777 combo = (struct wil_fw_concurrency_combo *)limit;
2778 }
2779
2780 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids);
2781 wil->max_vifs = conc->n_mids + 1; /* including main interface */
2782 if (wil->max_vifs > WIL_MAX_VIFS) {
2783 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n",
2784 WIL_MAX_VIFS, wil->max_vifs);
2785 wil->max_vifs = WIL_MAX_VIFS;
2786 }
2787 wiphy->n_iface_combinations = n_combos;
2788 wiphy->iface_combinations = iface_combinations;
2789 return 0;
2790 }
2791
wil_cfg80211_init(struct device * dev)2792 struct wil6210_priv *wil_cfg80211_init(struct device *dev)
2793 {
2794 struct wiphy *wiphy;
2795 struct wil6210_priv *wil;
2796 struct ieee80211_channel *ch;
2797
2798 dev_dbg(dev, "%s()\n", __func__);
2799
2800 /* Note: the wireless_dev structure is no longer allocated here.
2801 * Instead, it is allocated as part of the net_device structure
2802 * for main interface and each VIF.
2803 */
2804 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv));
2805 if (!wiphy)
2806 return ERR_PTR(-ENOMEM);
2807
2808 set_wiphy_dev(wiphy, dev);
2809 wil_wiphy_init(wiphy);
2810
2811 wil = wiphy_to_wil(wiphy);
2812 wil->wiphy = wiphy;
2813
2814 /* default monitor channel */
2815 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels;
2816 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT);
2817
2818 return wil;
2819 }
2820
wil_cfg80211_deinit(struct wil6210_priv * wil)2821 void wil_cfg80211_deinit(struct wil6210_priv *wil)
2822 {
2823 struct wiphy *wiphy = wil_to_wiphy(wil);
2824
2825 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
2826
2827 if (!wiphy)
2828 return;
2829
2830 kfree(wiphy->iface_combinations);
2831 wiphy->iface_combinations = NULL;
2832
2833 wiphy_free(wiphy);
2834 /* do not access wil6210_priv after returning from here */
2835 }
2836
wil_p2p_wdev_free(struct wil6210_priv * wil)2837 void wil_p2p_wdev_free(struct wil6210_priv *wil)
2838 {
2839 struct wireless_dev *p2p_wdev;
2840
2841 mutex_lock(&wil->vif_mutex);
2842 p2p_wdev = wil->p2p_wdev;
2843 wil->p2p_wdev = NULL;
2844 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
2845 mutex_unlock(&wil->vif_mutex);
2846 if (p2p_wdev) {
2847 cfg80211_unregister_wdev(p2p_wdev);
2848 kfree(p2p_wdev);
2849 }
2850 }
2851
wil_rf_sector_status_to_rc(u8 status)2852 static int wil_rf_sector_status_to_rc(u8 status)
2853 {
2854 switch (status) {
2855 case WMI_RF_SECTOR_STATUS_SUCCESS:
2856 return 0;
2857 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR:
2858 return -EINVAL;
2859 case WMI_RF_SECTOR_STATUS_BUSY_ERROR:
2860 return -EAGAIN;
2861 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR:
2862 return -EOPNOTSUPP;
2863 default:
2864 return -EINVAL;
2865 }
2866 }
2867
wil_rf_sector_get_cfg(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)2868 static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
2869 struct wireless_dev *wdev,
2870 const void *data, int data_len)
2871 {
2872 struct wil6210_priv *wil = wdev_to_wil(wdev);
2873 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2874 int rc;
2875 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2876 u16 sector_index;
2877 u8 sector_type;
2878 u32 rf_modules_vec;
2879 struct wmi_get_rf_sector_params_cmd cmd;
2880 struct {
2881 struct wmi_cmd_hdr wmi;
2882 struct wmi_get_rf_sector_params_done_event evt;
2883 } __packed reply = {
2884 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2885 };
2886 struct sk_buff *msg;
2887 struct nlattr *nl_cfgs, *nl_cfg;
2888 u32 i;
2889 struct wmi_rf_sector_info *si;
2890
2891 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2892 return -EOPNOTSUPP;
2893
2894 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2895 data_len, wil_rf_sector_policy, NULL);
2896 if (rc) {
2897 wil_err(wil, "Invalid rf sector ATTR\n");
2898 return rc;
2899 }
2900
2901 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2902 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2903 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) {
2904 wil_err(wil, "Invalid rf sector spec\n");
2905 return -EINVAL;
2906 }
2907
2908 sector_index = nla_get_u16(
2909 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2910 if (sector_index >= WIL_MAX_RF_SECTORS) {
2911 wil_err(wil, "Invalid sector index %d\n", sector_index);
2912 return -EINVAL;
2913 }
2914
2915 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2916 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2917 wil_err(wil, "Invalid sector type %d\n", sector_type);
2918 return -EINVAL;
2919 }
2920
2921 rf_modules_vec = nla_get_u32(
2922 tb[QCA_ATTR_DMG_RF_MODULE_MASK]);
2923 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) {
2924 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec);
2925 return -EINVAL;
2926 }
2927
2928 cmd.sector_idx = cpu_to_le16(sector_index);
2929 cmd.sector_type = sector_type;
2930 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
2931 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid,
2932 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID,
2933 &reply, sizeof(reply),
2934 500);
2935 if (rc)
2936 return rc;
2937 if (reply.evt.status) {
2938 wil_err(wil, "get rf sector cfg failed with status %d\n",
2939 reply.evt.status);
2940 return wil_rf_sector_status_to_rc(reply.evt.status);
2941 }
2942
2943 msg = cfg80211_vendor_cmd_alloc_reply_skb(
2944 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
2945 if (!msg)
2946 return -ENOMEM;
2947
2948 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
2949 le64_to_cpu(reply.evt.tsf),
2950 QCA_ATTR_PAD))
2951 goto nla_put_failure;
2952
2953 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG);
2954 if (!nl_cfgs)
2955 goto nla_put_failure;
2956 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) {
2957 if (!(rf_modules_vec & BIT(i)))
2958 continue;
2959 nl_cfg = nla_nest_start_noflag(msg, i);
2960 if (!nl_cfg)
2961 goto nla_put_failure;
2962 si = &reply.evt.sectors_info[i];
2963 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
2964 i) ||
2965 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
2966 le32_to_cpu(si->etype0)) ||
2967 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
2968 le32_to_cpu(si->etype1)) ||
2969 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
2970 le32_to_cpu(si->etype2)) ||
2971 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
2972 le32_to_cpu(si->psh_hi)) ||
2973 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
2974 le32_to_cpu(si->psh_lo)) ||
2975 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
2976 le32_to_cpu(si->dtype_swch_off)))
2977 goto nla_put_failure;
2978 nla_nest_end(msg, nl_cfg);
2979 }
2980
2981 nla_nest_end(msg, nl_cfgs);
2982 rc = cfg80211_vendor_cmd_reply(msg);
2983 return rc;
2984 nla_put_failure:
2985 kfree_skb(msg);
2986 return -ENOBUFS;
2987 }
2988
wil_rf_sector_set_cfg(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)2989 static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
2990 struct wireless_dev *wdev,
2991 const void *data, int data_len)
2992 {
2993 struct wil6210_priv *wil = wdev_to_wil(wdev);
2994 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2995 int rc, tmp;
2996 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2997 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1];
2998 u16 sector_index, rf_module_index;
2999 u8 sector_type;
3000 u32 rf_modules_vec = 0;
3001 struct wmi_set_rf_sector_params_cmd cmd;
3002 struct {
3003 struct wmi_cmd_hdr wmi;
3004 struct wmi_set_rf_sector_params_done_event evt;
3005 } __packed reply = {
3006 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3007 };
3008 struct nlattr *nl_cfg;
3009 struct wmi_rf_sector_info *si;
3010
3011 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3012 return -EOPNOTSUPP;
3013
3014 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3015 data_len, wil_rf_sector_policy, NULL);
3016 if (rc) {
3017 wil_err(wil, "Invalid rf sector ATTR\n");
3018 return rc;
3019 }
3020
3021 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3022 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
3023 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) {
3024 wil_err(wil, "Invalid rf sector spec\n");
3025 return -EINVAL;
3026 }
3027
3028 sector_index = nla_get_u16(
3029 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3030 if (sector_index >= WIL_MAX_RF_SECTORS) {
3031 wil_err(wil, "Invalid sector index %d\n", sector_index);
3032 return -EINVAL;
3033 }
3034
3035 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3036 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3037 wil_err(wil, "Invalid sector type %d\n", sector_type);
3038 return -EINVAL;
3039 }
3040
3041 memset(&cmd, 0, sizeof(cmd));
3042
3043 cmd.sector_idx = cpu_to_le16(sector_index);
3044 cmd.sector_type = sector_type;
3045 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG],
3046 tmp) {
3047 rc = nla_parse_nested_deprecated(tb2,
3048 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX,
3049 nl_cfg,
3050 wil_rf_sector_cfg_policy,
3051 NULL);
3052 if (rc) {
3053 wil_err(wil, "invalid sector cfg\n");
3054 return -EINVAL;
3055 }
3056
3057 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] ||
3058 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] ||
3059 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] ||
3060 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] ||
3061 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] ||
3062 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] ||
3063 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) {
3064 wil_err(wil, "missing cfg params\n");
3065 return -EINVAL;
3066 }
3067
3068 rf_module_index = nla_get_u8(
3069 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]);
3070 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) {
3071 wil_err(wil, "invalid RF module index %d\n",
3072 rf_module_index);
3073 return -EINVAL;
3074 }
3075 rf_modules_vec |= BIT(rf_module_index);
3076 si = &cmd.sectors_info[rf_module_index];
3077 si->etype0 = cpu_to_le32(nla_get_u32(
3078 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0]));
3079 si->etype1 = cpu_to_le32(nla_get_u32(
3080 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1]));
3081 si->etype2 = cpu_to_le32(nla_get_u32(
3082 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2]));
3083 si->psh_hi = cpu_to_le32(nla_get_u32(
3084 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI]));
3085 si->psh_lo = cpu_to_le32(nla_get_u32(
3086 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO]));
3087 si->dtype_swch_off = cpu_to_le32(nla_get_u32(
3088 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]));
3089 }
3090
3091 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
3092 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid,
3093 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID,
3094 &reply, sizeof(reply),
3095 500);
3096 if (rc)
3097 return rc;
3098 return wil_rf_sector_status_to_rc(reply.evt.status);
3099 }
3100
wil_rf_sector_get_selected(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)3101 static int wil_rf_sector_get_selected(struct wiphy *wiphy,
3102 struct wireless_dev *wdev,
3103 const void *data, int data_len)
3104 {
3105 struct wil6210_priv *wil = wdev_to_wil(wdev);
3106 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3107 int rc;
3108 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3109 u8 sector_type, mac_addr[ETH_ALEN];
3110 int cid = 0;
3111 struct wmi_get_selected_rf_sector_index_cmd cmd;
3112 struct {
3113 struct wmi_cmd_hdr wmi;
3114 struct wmi_get_selected_rf_sector_index_done_event evt;
3115 } __packed reply = {
3116 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3117 };
3118 struct sk_buff *msg;
3119
3120 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3121 return -EOPNOTSUPP;
3122
3123 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3124 data_len, wil_rf_sector_policy, NULL);
3125 if (rc) {
3126 wil_err(wil, "Invalid rf sector ATTR\n");
3127 return rc;
3128 }
3129
3130 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3131 wil_err(wil, "Invalid rf sector spec\n");
3132 return -EINVAL;
3133 }
3134 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3135 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3136 wil_err(wil, "Invalid sector type %d\n", sector_type);
3137 return -EINVAL;
3138 }
3139
3140 if (tb[QCA_ATTR_MAC_ADDR]) {
3141 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3142 cid = wil_find_cid(wil, vif->mid, mac_addr);
3143 if (cid < 0) {
3144 wil_err(wil, "invalid MAC address %pM\n", mac_addr);
3145 return -ENOENT;
3146 }
3147 } else {
3148 if (test_bit(wil_vif_fwconnected, vif->status)) {
3149 wil_err(wil, "must specify MAC address when connected\n");
3150 return -EINVAL;
3151 }
3152 }
3153
3154 memset(&cmd, 0, sizeof(cmd));
3155 cmd.cid = (u8)cid;
3156 cmd.sector_type = sector_type;
3157 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid,
3158 &cmd, sizeof(cmd),
3159 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3160 &reply, sizeof(reply),
3161 500);
3162 if (rc)
3163 return rc;
3164 if (reply.evt.status) {
3165 wil_err(wil, "get rf selected sector cfg failed with status %d\n",
3166 reply.evt.status);
3167 return wil_rf_sector_status_to_rc(reply.evt.status);
3168 }
3169
3170 msg = cfg80211_vendor_cmd_alloc_reply_skb(
3171 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
3172 if (!msg)
3173 return -ENOMEM;
3174
3175 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
3176 le64_to_cpu(reply.evt.tsf),
3177 QCA_ATTR_PAD) ||
3178 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX,
3179 le16_to_cpu(reply.evt.sector_idx)))
3180 goto nla_put_failure;
3181
3182 rc = cfg80211_vendor_cmd_reply(msg);
3183 return rc;
3184 nla_put_failure:
3185 kfree_skb(msg);
3186 return -ENOBUFS;
3187 }
3188
wil_rf_sector_wmi_set_selected(struct wil6210_priv * wil,u8 mid,u16 sector_index,u8 sector_type,u8 cid)3189 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil,
3190 u8 mid, u16 sector_index,
3191 u8 sector_type, u8 cid)
3192 {
3193 struct wmi_set_selected_rf_sector_index_cmd cmd;
3194 struct {
3195 struct wmi_cmd_hdr wmi;
3196 struct wmi_set_selected_rf_sector_index_done_event evt;
3197 } __packed reply = {
3198 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3199 };
3200 int rc;
3201
3202 memset(&cmd, 0, sizeof(cmd));
3203 cmd.sector_idx = cpu_to_le16(sector_index);
3204 cmd.sector_type = sector_type;
3205 cmd.cid = (u8)cid;
3206 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid,
3207 &cmd, sizeof(cmd),
3208 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3209 &reply, sizeof(reply),
3210 500);
3211 if (rc)
3212 return rc;
3213 return wil_rf_sector_status_to_rc(reply.evt.status);
3214 }
3215
wil_rf_sector_set_selected(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)3216 static int wil_rf_sector_set_selected(struct wiphy *wiphy,
3217 struct wireless_dev *wdev,
3218 const void *data, int data_len)
3219 {
3220 struct wil6210_priv *wil = wdev_to_wil(wdev);
3221 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3222 int rc;
3223 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3224 u16 sector_index;
3225 u8 sector_type, mac_addr[ETH_ALEN], i;
3226 int cid = 0;
3227
3228 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3229 return -EOPNOTSUPP;
3230
3231 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3232 data_len, wil_rf_sector_policy, NULL);
3233 if (rc) {
3234 wil_err(wil, "Invalid rf sector ATTR\n");
3235 return rc;
3236 }
3237
3238 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3239 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3240 wil_err(wil, "Invalid rf sector spec\n");
3241 return -EINVAL;
3242 }
3243
3244 sector_index = nla_get_u16(
3245 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3246 if (sector_index >= WIL_MAX_RF_SECTORS &&
3247 sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3248 wil_err(wil, "Invalid sector index %d\n", sector_index);
3249 return -EINVAL;
3250 }
3251
3252 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3253 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3254 wil_err(wil, "Invalid sector type %d\n", sector_type);
3255 return -EINVAL;
3256 }
3257
3258 if (tb[QCA_ATTR_MAC_ADDR]) {
3259 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3260 if (!is_broadcast_ether_addr(mac_addr)) {
3261 cid = wil_find_cid(wil, vif->mid, mac_addr);
3262 if (cid < 0) {
3263 wil_err(wil, "invalid MAC address %pM\n",
3264 mac_addr);
3265 return -ENOENT;
3266 }
3267 } else {
3268 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3269 wil_err(wil, "broadcast MAC valid only with unlocking\n");
3270 return -EINVAL;
3271 }
3272 cid = -1;
3273 }
3274 } else {
3275 if (test_bit(wil_vif_fwconnected, vif->status)) {
3276 wil_err(wil, "must specify MAC address when connected\n");
3277 return -EINVAL;
3278 }
3279 /* otherwise, using cid=0 for unassociated station */
3280 }
3281
3282 if (cid >= 0) {
3283 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index,
3284 sector_type, cid);
3285 } else {
3286 /* unlock all cids */
3287 rc = wil_rf_sector_wmi_set_selected(
3288 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX,
3289 sector_type, WIL_CID_ALL);
3290 if (rc == -EINVAL) {
3291 for (i = 0; i < wil->max_assoc_sta; i++) {
3292 if (wil->sta[i].mid != vif->mid)
3293 continue;
3294 rc = wil_rf_sector_wmi_set_selected(
3295 wil, vif->mid,
3296 WMI_INVALID_RF_SECTOR_INDEX,
3297 sector_type, i);
3298 /* the FW will silently ignore and return
3299 * success for unused cid, so abort the loop
3300 * on any other error
3301 */
3302 if (rc) {
3303 wil_err(wil, "unlock cid %d failed with status %d\n",
3304 i, rc);
3305 break;
3306 }
3307 }
3308 }
3309 }
3310
3311 return rc;
3312 }
3313