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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / net / wireless / ath / wil6210 / cfg80211.c
blob0851d2bede891df3a8dbe7bf0b5e6268346fec6a
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
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
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
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
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
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
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
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
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
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 txflag = RATE_INFO_FLAGS_DMG;
445
446 memset(&reply, 0, sizeof(reply));
447
448 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd),
449 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply),
450 WIL_WMI_CALL_GENERAL_TO_MS);
451 if (rc)
452 return rc;
453
454 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n"
455 " MCS %d TSF 0x%016llx\n"
456 " BF status 0x%08x RSSI %d SQI %d%%\n"
457 " Tx Tpt %d goodput %d Rx goodput %d\n"
458 " Sectors(rx:tx) my %d:%d peer %d:%d\n"
459 " Tx mode %d}\n",
460 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs),
461 le64_to_cpu(reply.evt.tsf), reply.evt.status,
462 reply.evt.rssi,
463 reply.evt.sqi,
464 le32_to_cpu(reply.evt.tx_tpt),
465 le32_to_cpu(reply.evt.tx_goodput),
466 le32_to_cpu(reply.evt.rx_goodput),
467 le16_to_cpu(reply.evt.my_rx_sector),
468 le16_to_cpu(reply.evt.my_tx_sector),
469 le16_to_cpu(reply.evt.other_rx_sector),
470 le16_to_cpu(reply.evt.other_tx_sector),
471 reply.evt.tx_mode);
472
473 sinfo->generation = wil->sinfo_gen;
474
475 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
476 BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
477 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
478 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
479 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) |
480 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
481 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) |
482 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
483
484 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG)
485 txflag = RATE_INFO_FLAGS_EDMG;
486
487 sinfo->txrate.flags = txflag;
488 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs);
489 sinfo->rxrate.mcs = stats->last_mcs_rx;
490 sinfo->txrate.n_bonded_ch =
491 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode);
492 sinfo->rxrate.n_bonded_ch =
493 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx);
494 sinfo->rx_bytes = stats->rx_bytes;
495 sinfo->rx_packets = stats->rx_packets;
496 sinfo->rx_dropped_misc = stats->rx_dropped;
497 sinfo->tx_bytes = stats->tx_bytes;
498 sinfo->tx_packets = stats->tx_packets;
499 sinfo->tx_failed = stats->tx_errors;
500
501 if (test_bit(wil_vif_fwconnected, vif->status)) {
502 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
503 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING,
504 wil->fw_capabilities))
505 sinfo->signal = reply.evt.rssi;
506 else
507 sinfo->signal = reply.evt.sqi;
508 }
509
510 return rc;
511 }
512
513 static int wil_cfg80211_get_station(struct wiphy *wiphy,
514 struct net_device *ndev,
515 const u8 *mac, struct station_info *sinfo)
516 {
517 struct wil6210_vif *vif = ndev_to_vif(ndev);
518 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
519 int rc;
520
521 int cid = wil_find_cid(wil, vif->mid, mac);
522
523 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid,
524 vif->mid);
525 if (!wil_cid_valid(wil, cid))
526 return -ENOENT;
527
528 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
529
530 return rc;
531 }
532
533 /*
534 * Find @idx-th active STA for specific MID for station dump.
535 */
536 int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx)
537 {
538 int i;
539
540 for (i = 0; i < wil->max_assoc_sta; i++) {
541 if (wil->sta[i].status == wil_sta_unused)
542 continue;
543 if (wil->sta[i].mid != mid)
544 continue;
545 if (idx == 0)
546 return i;
547 idx--;
548 }
549
550 return -ENOENT;
551 }
552
553 static int wil_cfg80211_dump_station(struct wiphy *wiphy,
554 struct net_device *dev, int idx,
555 u8 *mac, struct station_info *sinfo)
556 {
557 struct wil6210_vif *vif = ndev_to_vif(dev);
558 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
559 int rc;
560 int cid = wil_find_cid_by_idx(wil, vif->mid, idx);
561
562 if (!wil_cid_valid(wil, cid))
563 return -ENOENT;
564
565 ether_addr_copy(mac, wil->sta[cid].addr);
566 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid,
567 vif->mid);
568
569 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
570
571 return rc;
572 }
573
574 static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy,
575 struct wireless_dev *wdev)
576 {
577 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
578
579 wil_dbg_misc(wil, "start_p2p_device: entered\n");
580 wil->p2p_dev_started = 1;
581 return 0;
582 }
583
584 static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
585 struct wireless_dev *wdev)
586 {
587 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
588
589 if (!wil->p2p_dev_started)
590 return;
591
592 wil_dbg_misc(wil, "stop_p2p_device: entered\n");
593 mutex_lock(&wil->mutex);
594 mutex_lock(&wil->vif_mutex);
595 wil_p2p_stop_radio_operations(wil);
596 wil->p2p_dev_started = 0;
597 mutex_unlock(&wil->vif_mutex);
598 mutex_unlock(&wil->mutex);
599 }
600
601 static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil,
602 enum nl80211_iftype new_type)
603 {
604 int i;
605 struct wireless_dev *wdev;
606 struct iface_combination_params params = {
607 .num_different_channels = 1,
608 };
609
610 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
611 if (wil->vifs[i]) {
612 wdev = vif_to_wdev(wil->vifs[i]);
613 params.iftype_num[wdev->iftype]++;
614 }
615 }
616 params.iftype_num[new_type]++;
617 return cfg80211_check_combinations(wil->wiphy, &params);
618 }
619
620 static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil,
621 struct wil6210_vif *vif,
622 enum nl80211_iftype new_type)
623 {
624 int i, ret = 0;
625 struct wireless_dev *wdev;
626 struct iface_combination_params params = {
627 .num_different_channels = 1,
628 };
629 bool check_combos = false;
630
631 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
632 struct wil6210_vif *vif_pos = wil->vifs[i];
633
634 if (vif_pos && vif != vif_pos) {
635 wdev = vif_to_wdev(vif_pos);
636 params.iftype_num[wdev->iftype]++;
637 check_combos = true;
638 }
639 }
640
641 if (check_combos) {
642 params.iftype_num[new_type]++;
643 ret = cfg80211_check_combinations(wil->wiphy, &params);
644 }
645 return ret;
646 }
647
648 static struct wireless_dev *
649 wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name,
650 unsigned char name_assign_type,
651 enum nl80211_iftype type,
652 struct vif_params *params)
653 {
654 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
655 struct net_device *ndev_main = wil->main_ndev, *ndev;
656 struct wil6210_vif *vif;
657 struct wireless_dev *p2p_wdev, *wdev;
658 int rc;
659
660 wil_dbg_misc(wil, "add_iface, type %d\n", type);
661
662 /* P2P device is not a real virtual interface, it is a management-only
663 * interface that shares the main interface.
664 * Skip concurrency checks here.
665 */
666 if (type == NL80211_IFTYPE_P2P_DEVICE) {
667 if (wil->p2p_wdev) {
668 wil_err(wil, "P2P_DEVICE interface already created\n");
669 return ERR_PTR(-EINVAL);
670 }
671
672 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL);
673 if (!p2p_wdev)
674 return ERR_PTR(-ENOMEM);
675
676 p2p_wdev->iftype = type;
677 p2p_wdev->wiphy = wiphy;
678 /* use our primary ethernet address */
679 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr);
680
681 wil->p2p_wdev = p2p_wdev;
682
683 return p2p_wdev;
684 }
685
686 if (!wil->wiphy->n_iface_combinations) {
687 wil_err(wil, "virtual interfaces not supported\n");
688 return ERR_PTR(-EINVAL);
689 }
690
691 rc = wil_cfg80211_validate_add_iface(wil, type);
692 if (rc) {
693 wil_err(wil, "iface validation failed, err=%d\n", rc);
694 return ERR_PTR(rc);
695 }
696
697 vif = wil_vif_alloc(wil, name, name_assign_type, type);
698 if (IS_ERR(vif))
699 return ERR_CAST(vif);
700
701 ndev = vif_to_ndev(vif);
702 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr);
703 if (is_valid_ether_addr(params->macaddr)) {
704 ether_addr_copy(ndev->dev_addr, params->macaddr);
705 } else {
706 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr);
707 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) |
708 0x2; /* locally administered */
709 }
710 wdev = vif_to_wdev(vif);
711 ether_addr_copy(wdev->address, ndev->dev_addr);
712
713 rc = wil_vif_add(wil, vif);
714 if (rc)
715 goto out;
716
717 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n",
718 vif->mid, type, wdev->address);
719 return wdev;
720 out:
721 wil_vif_free(vif);
722 return ERR_PTR(rc);
723 }
724
725 int wil_vif_prepare_stop(struct wil6210_vif *vif)
726 {
727 struct wil6210_priv *wil = vif_to_wil(vif);
728 struct wireless_dev *wdev = vif_to_wdev(vif);
729 struct net_device *ndev;
730 int rc;
731
732 if (wdev->iftype != NL80211_IFTYPE_AP)
733 return 0;
734
735 ndev = vif_to_ndev(vif);
736 if (netif_carrier_ok(ndev)) {
737 rc = wmi_pcp_stop(vif);
738 if (rc) {
739 wil_info(wil, "failed to stop AP, status %d\n",
740 rc);
741 /* continue */
742 }
743 wil_bcast_fini(vif);
744 netif_carrier_off(ndev);
745 }
746
747 return 0;
748 }
749
750 static int wil_cfg80211_del_iface(struct wiphy *wiphy,
751 struct wireless_dev *wdev)
752 {
753 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
754 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
755 int rc;
756
757 wil_dbg_misc(wil, "del_iface\n");
758
759 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
760 if (wdev != wil->p2p_wdev) {
761 wil_err(wil, "delete of incorrect interface 0x%p\n",
762 wdev);
763 return -EINVAL;
764 }
765
766 wil_cfg80211_stop_p2p_device(wiphy, wdev);
767 wil_p2p_wdev_free(wil);
768 return 0;
769 }
770
771 if (vif->mid == 0) {
772 wil_err(wil, "cannot remove the main interface\n");
773 return -EINVAL;
774 }
775
776 rc = wil_vif_prepare_stop(vif);
777 if (rc)
778 goto out;
779
780 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n",
781 vif->mid, wdev->iftype, wdev->address);
782
783 wil_vif_remove(wil, vif->mid);
784 out:
785 return rc;
786 }
787
788 static bool wil_is_safe_switch(enum nl80211_iftype from,
789 enum nl80211_iftype to)
790 {
791 if (from == NL80211_IFTYPE_STATION &&
792 to == NL80211_IFTYPE_P2P_CLIENT)
793 return true;
794
795 return false;
796 }
797
798 static int wil_cfg80211_change_iface(struct wiphy *wiphy,
799 struct net_device *ndev,
800 enum nl80211_iftype type,
801 struct vif_params *params)
802 {
803 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
804 struct wil6210_vif *vif = ndev_to_vif(ndev);
805 struct wireless_dev *wdev = vif_to_wdev(vif);
806 int rc;
807 bool fw_reset = false;
808
809 wil_dbg_misc(wil, "change_iface: type=%d\n", type);
810
811 if (wiphy->n_iface_combinations) {
812 rc = wil_cfg80211_validate_change_iface(wil, vif, type);
813 if (rc) {
814 wil_err(wil, "iface validation failed, err=%d\n", rc);
815 return rc;
816 }
817 }
818
819 /* do not reset FW when there are active VIFs,
820 * because it can cause significant disruption
821 */
822 if (!wil_has_other_active_ifaces(wil, ndev, true, false) &&
823 netif_running(ndev) && !wil_is_recovery_blocked(wil) &&
824 !wil_is_safe_switch(wdev->iftype, type)) {
825 wil_dbg_misc(wil, "interface is up. resetting...\n");
826 mutex_lock(&wil->mutex);
827 __wil_down(wil);
828 rc = __wil_up(wil);
829 mutex_unlock(&wil->mutex);
830
831 if (rc)
832 return rc;
833 fw_reset = true;
834 }
835
836 switch (type) {
837 case NL80211_IFTYPE_STATION:
838 case NL80211_IFTYPE_AP:
839 case NL80211_IFTYPE_P2P_CLIENT:
840 case NL80211_IFTYPE_P2P_GO:
841 break;
842 case NL80211_IFTYPE_MONITOR:
843 if (params->flags)
844 wil->monitor_flags = params->flags;
845 break;
846 default:
847 return -EOPNOTSUPP;
848 }
849
850 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) {
851 if (!fw_reset)
852 wil_vif_prepare_stop(vif);
853 rc = wmi_port_delete(wil, vif->mid);
854 if (rc)
855 return rc;
856 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type);
857 if (rc)
858 return rc;
859 }
860
861 wdev->iftype = type;
862 return 0;
863 }
864
865 static int wil_cfg80211_scan(struct wiphy *wiphy,
866 struct cfg80211_scan_request *request)
867 {
868 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
869 struct wireless_dev *wdev = request->wdev;
870 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
871 struct {
872 struct wmi_start_scan_cmd cmd;
873 u16 chnl[4];
874 } __packed cmd;
875 uint i, n;
876 int rc;
877
878 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
879
880 /* scan is supported on client interfaces and on AP interface */
881 switch (wdev->iftype) {
882 case NL80211_IFTYPE_STATION:
883 case NL80211_IFTYPE_P2P_CLIENT:
884 case NL80211_IFTYPE_P2P_DEVICE:
885 case NL80211_IFTYPE_AP:
886 break;
887 default:
888 return -EOPNOTSUPP;
889 }
890
891 /* FW don't support scan after connection attempt */
892 if (test_bit(wil_status_dontscan, wil->status)) {
893 wil_err(wil, "Can't scan now\n");
894 return -EBUSY;
895 }
896
897 mutex_lock(&wil->mutex);
898
899 mutex_lock(&wil->vif_mutex);
900 if (vif->scan_request || vif->p2p.discovery_started) {
901 wil_err(wil, "Already scanning\n");
902 mutex_unlock(&wil->vif_mutex);
903 rc = -EAGAIN;
904 goto out;
905 }
906 mutex_unlock(&wil->vif_mutex);
907
908 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
909 if (!wil->p2p_dev_started) {
910 wil_err(wil, "P2P search requested on stopped P2P device\n");
911 rc = -EIO;
912 goto out;
913 }
914 /* social scan on P2P_DEVICE is handled as p2p search */
915 if (wil_p2p_is_social_scan(request)) {
916 vif->scan_request = request;
917 if (vif->mid == 0)
918 wil->radio_wdev = wdev;
919 rc = wil_p2p_search(vif, request);
920 if (rc) {
921 if (vif->mid == 0)
922 wil->radio_wdev =
923 wil->main_ndev->ieee80211_ptr;
924 vif->scan_request = NULL;
925 }
926 goto out;
927 }
928 }
929
930 (void)wil_p2p_stop_discovery(vif);
931
932 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
933 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
934
935 for (i = 0; i < request->n_ssids; i++) {
936 wil_dbg_misc(wil, "SSID[%d]", i);
937 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
938 request->ssids[i].ssid,
939 request->ssids[i].ssid_len, true);
940 }
941
942 if (request->n_ssids)
943 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len,
944 request->ssids[0].ssid);
945 else
946 rc = wmi_set_ssid(vif, 0, NULL);
947
948 if (rc) {
949 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
950 goto out;
951 }
952
953 vif->scan_request = request;
954 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO);
955
956 memset(&cmd, 0, sizeof(cmd));
957 cmd.cmd.scan_type = WMI_ACTIVE_SCAN;
958 cmd.cmd.num_channels = 0;
959 n = min(request->n_channels, 4U);
960 for (i = 0; i < n; i++) {
961 int ch = request->channels[i]->hw_value;
962
963 if (ch == 0) {
964 wil_err(wil,
965 "Scan requested for unknown frequency %dMhz\n",
966 request->channels[i]->center_freq);
967 continue;
968 }
969 /* 0-based channel indexes */
970 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
971 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
972 request->channels[i]->center_freq);
973 }
974
975 if (request->ie_len)
976 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1,
977 request->ie, request->ie_len, true);
978 else
979 wil_dbg_misc(wil, "Scan has no IE's\n");
980
981 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
982 request->ie_len, request->ie);
983 if (rc)
984 goto out_restore;
985
986 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) {
987 cmd.cmd.discovery_mode = 1;
988 wil_dbg_misc(wil, "active scan with discovery_mode=1\n");
989 }
990
991 if (vif->mid == 0)
992 wil->radio_wdev = wdev;
993 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid,
994 &cmd, sizeof(cmd.cmd) +
995 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
996
997 out_restore:
998 if (rc) {
999 del_timer_sync(&vif->scan_timer);
1000 if (vif->mid == 0)
1001 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
1002 vif->scan_request = NULL;
1003 }
1004 out:
1005 mutex_unlock(&wil->mutex);
1006 return rc;
1007 }
1008
1009 static void wil_cfg80211_abort_scan(struct wiphy *wiphy,
1010 struct wireless_dev *wdev)
1011 {
1012 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1013 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1014
1015 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
1016
1017 mutex_lock(&wil->mutex);
1018 mutex_lock(&wil->vif_mutex);
1019
1020 if (!vif->scan_request)
1021 goto out;
1022
1023 if (wdev != vif->scan_request->wdev) {
1024 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n");
1025 goto out;
1026 }
1027
1028 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev)
1029 wil_p2p_stop_radio_operations(wil);
1030 else
1031 wil_abort_scan(vif, true);
1032
1033 out:
1034 mutex_unlock(&wil->vif_mutex);
1035 mutex_unlock(&wil->mutex);
1036 }
1037
1038 static void wil_print_crypto(struct wil6210_priv *wil,
1039 struct cfg80211_crypto_settings *c)
1040 {
1041 int i, n;
1042
1043 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
1044 c->wpa_versions, c->cipher_group);
1045 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
1046 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
1047 for (i = 0; i < n; i++)
1048 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1049 c->ciphers_pairwise[i]);
1050 wil_dbg_misc(wil, "}\n");
1051 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
1052 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
1053 for (i = 0; i < n; i++)
1054 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1055 c->akm_suites[i]);
1056 wil_dbg_misc(wil, "}\n");
1057 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
1058 c->control_port, be16_to_cpu(c->control_port_ethertype),
1059 c->control_port_no_encrypt);
1060 }
1061
1062 static const char *
1063 wil_get_auth_type_name(enum nl80211_auth_type auth_type)
1064 {
1065 switch (auth_type) {
1066 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1067 return "OPEN_SYSTEM";
1068 case NL80211_AUTHTYPE_SHARED_KEY:
1069 return "SHARED_KEY";
1070 case NL80211_AUTHTYPE_FT:
1071 return "FT";
1072 case NL80211_AUTHTYPE_NETWORK_EAP:
1073 return "NETWORK_EAP";
1074 case NL80211_AUTHTYPE_SAE:
1075 return "SAE";
1076 case NL80211_AUTHTYPE_AUTOMATIC:
1077 return "AUTOMATIC";
1078 default:
1079 return "unknown";
1080 }
1081 }
1082 static void wil_print_connect_params(struct wil6210_priv *wil,
1083 struct cfg80211_connect_params *sme)
1084 {
1085 wil_info(wil, "Connecting to:\n");
1086 if (sme->channel) {
1087 wil_info(wil, " Channel: %d freq %d\n",
1088 sme->channel->hw_value, sme->channel->center_freq);
1089 }
1090 if (sme->bssid)
1091 wil_info(wil, " BSSID: %pM\n", sme->bssid);
1092 if (sme->ssid)
1093 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
1094 16, 1, sme->ssid, sme->ssid_len, true);
1095 if (sme->prev_bssid)
1096 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid);
1097 wil_info(wil, " Auth Type: %s\n",
1098 wil_get_auth_type_name(sme->auth_type));
1099 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
1100 wil_info(wil, " PBSS: %d\n", sme->pbss);
1101 wil_print_crypto(wil, &sme->crypto);
1102 }
1103
1104 static int wil_ft_connect(struct wiphy *wiphy,
1105 struct net_device *ndev,
1106 struct cfg80211_connect_params *sme)
1107 {
1108 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1109 struct wil6210_vif *vif = ndev_to_vif(ndev);
1110 struct wmi_ft_auth_cmd auth_cmd;
1111 int rc;
1112
1113 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
1114 wil_err(wil, "FT: FW does not support FT roaming\n");
1115 return -EOPNOTSUPP;
1116 }
1117
1118 if (!sme->prev_bssid) {
1119 wil_err(wil, "FT: prev_bssid was not set\n");
1120 return -EINVAL;
1121 }
1122
1123 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) {
1124 wil_err(wil, "FT: can not roam to same AP\n");
1125 return -EINVAL;
1126 }
1127
1128 if (!test_bit(wil_vif_fwconnected, vif->status)) {
1129 wil_err(wil, "FT: roam while not connected\n");
1130 return -EINVAL;
1131 }
1132
1133 if (vif->privacy != sme->privacy) {
1134 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n",
1135 vif->privacy, sme->privacy);
1136 return -EINVAL;
1137 }
1138
1139 if (sme->pbss) {
1140 wil_err(wil, "FT: roam is not valid for PBSS\n");
1141 return -EINVAL;
1142 }
1143
1144 memset(&auth_cmd, 0, sizeof(auth_cmd));
1145 auth_cmd.channel = sme->channel->hw_value - 1;
1146 ether_addr_copy(auth_cmd.bssid, sme->bssid);
1147
1148 wil_info(wil, "FT: roaming\n");
1149
1150 set_bit(wil_vif_ft_roam, vif->status);
1151 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid,
1152 &auth_cmd, sizeof(auth_cmd));
1153 if (rc == 0)
1154 mod_timer(&vif->connect_timer,
1155 jiffies + msecs_to_jiffies(5000));
1156 else
1157 clear_bit(wil_vif_ft_roam, vif->status);
1158
1159 return rc;
1160 }
1161
1162 static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config,
1163 u8 edmg_channels, u8 *wmi_ch)
1164 {
1165 if (!edmg_bw_config) {
1166 *wmi_ch = 0;
1167 return 0;
1168 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) {
1169 /* convert from edmg channel bitmap into edmg channel number */
1170 switch (edmg_channels) {
1171 case WIL_EDMG_CHANNEL_9_SUBCHANNELS:
1172 return wil_spec2wmi_ch(9, wmi_ch);
1173 case WIL_EDMG_CHANNEL_10_SUBCHANNELS:
1174 return wil_spec2wmi_ch(10, wmi_ch);
1175 case WIL_EDMG_CHANNEL_11_SUBCHANNELS:
1176 return wil_spec2wmi_ch(11, wmi_ch);
1177 default:
1178 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n",
1179 edmg_channels);
1180 return -EINVAL;
1181 }
1182 } else {
1183 wil_err(wil, "Unsupported EDMG BW configuration %d\n",
1184 edmg_bw_config);
1185 return -EINVAL;
1186 }
1187 }
1188
1189 static int wil_cfg80211_connect(struct wiphy *wiphy,
1190 struct net_device *ndev,
1191 struct cfg80211_connect_params *sme)
1192 {
1193 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1194 struct wil6210_vif *vif = ndev_to_vif(ndev);
1195 struct cfg80211_bss *bss;
1196 struct wmi_connect_cmd conn;
1197 const u8 *ssid_eid;
1198 const u8 *rsn_eid;
1199 int ch;
1200 int rc = 0;
1201 bool is_ft_roam = false;
1202 u8 network_type;
1203 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS;
1204
1205 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid);
1206 wil_print_connect_params(wil, sme);
1207
1208 if (sme->auth_type == NL80211_AUTHTYPE_FT)
1209 is_ft_roam = true;
1210 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC &&
1211 test_bit(wil_vif_fwconnected, vif->status))
1212 is_ft_roam = true;
1213
1214 if (!is_ft_roam)
1215 if (test_bit(wil_vif_fwconnecting, vif->status) ||
1216 test_bit(wil_vif_fwconnected, vif->status))
1217 return -EALREADY;
1218
1219 if (sme->ie_len > WMI_MAX_IE_LEN) {
1220 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
1221 return -ERANGE;
1222 }
1223
1224 rsn_eid = sme->ie ?
1225 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
1226 NULL;
1227 if (sme->privacy && !rsn_eid) {
1228 wil_info(wil, "WSC connection\n");
1229 if (is_ft_roam) {
1230 wil_err(wil, "No WSC with FT roam\n");
1231 return -EINVAL;
1232 }
1233 }
1234
1235 if (sme->pbss)
1236 bss_type = IEEE80211_BSS_TYPE_PBSS;
1237
1238 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
1239 sme->ssid, sme->ssid_len,
1240 bss_type, IEEE80211_PRIVACY_ANY);
1241 if (!bss) {
1242 wil_err(wil, "Unable to find BSS\n");
1243 return -ENOENT;
1244 }
1245
1246 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
1247 if (!ssid_eid) {
1248 wil_err(wil, "No SSID\n");
1249 rc = -ENOENT;
1250 goto out;
1251 }
1252 vif->privacy = sme->privacy;
1253 vif->pbss = sme->pbss;
1254
1255 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
1256 if (rc)
1257 goto out;
1258
1259 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
1260 case WLAN_CAPABILITY_DMG_TYPE_AP:
1261 network_type = WMI_NETTYPE_INFRA;
1262 break;
1263 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
1264 network_type = WMI_NETTYPE_P2P;
1265 break;
1266 default:
1267 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
1268 bss->capability);
1269 rc = -EINVAL;
1270 goto out;
1271 }
1272
1273 ch = bss->channel->hw_value;
1274 if (ch == 0) {
1275 wil_err(wil, "BSS at unknown frequency %dMhz\n",
1276 bss->channel->center_freq);
1277 rc = -EOPNOTSUPP;
1278 goto out;
1279 }
1280
1281 if (is_ft_roam) {
1282 if (network_type != WMI_NETTYPE_INFRA) {
1283 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n",
1284 bss->capability);
1285 rc = -EINVAL;
1286 goto out;
1287 }
1288 rc = wil_ft_connect(wiphy, ndev, sme);
1289 if (rc == 0)
1290 vif->bss = bss;
1291 goto out;
1292 }
1293
1294 if (vif->privacy) {
1295 /* For secure assoc, remove old keys */
1296 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1297 WMI_KEY_USE_PAIRWISE);
1298 if (rc) {
1299 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1300 goto out;
1301 }
1302 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1303 WMI_KEY_USE_RX_GROUP);
1304 if (rc) {
1305 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1306 goto out;
1307 }
1308 }
1309
1310 /* WMI_CONNECT_CMD */
1311 memset(&conn, 0, sizeof(conn));
1312 conn.network_type = network_type;
1313 if (vif->privacy) {
1314 if (rsn_eid) { /* regular secure connection */
1315 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
1316 conn.auth_mode = WMI_AUTH_WPA2_PSK;
1317 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
1318 conn.pairwise_crypto_len = 16;
1319 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
1320 conn.group_crypto_len = 16;
1321 } else { /* WSC */
1322 conn.dot11_auth_mode = WMI_AUTH11_WSC;
1323 conn.auth_mode = WMI_AUTH_NONE;
1324 }
1325 } else { /* insecure connection */
1326 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
1327 conn.auth_mode = WMI_AUTH_NONE;
1328 }
1329
1330 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
1331 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
1332 conn.channel = ch - 1;
1333
1334 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config,
1335 sme->edmg.channels, &conn.edmg_channel);
1336 if (rc < 0)
1337 return rc;
1338
1339 ether_addr_copy(conn.bssid, bss->bssid);
1340 ether_addr_copy(conn.dst_mac, bss->bssid);
1341
1342 set_bit(wil_vif_fwconnecting, vif->status);
1343
1344 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn));
1345 if (rc == 0) {
1346 netif_carrier_on(ndev);
1347 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1348 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1349 vif->bss = bss;
1350 /* Connect can take lots of time */
1351 mod_timer(&vif->connect_timer,
1352 jiffies + msecs_to_jiffies(5000));
1353 } else {
1354 clear_bit(wil_vif_fwconnecting, vif->status);
1355 }
1356
1357 out:
1358 cfg80211_put_bss(wiphy, bss);
1359
1360 return rc;
1361 }
1362
1363 static int wil_cfg80211_disconnect(struct wiphy *wiphy,
1364 struct net_device *ndev,
1365 u16 reason_code)
1366 {
1367 int rc;
1368 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1369 struct wil6210_vif *vif = ndev_to_vif(ndev);
1370
1371 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n",
1372 reason_code, vif->mid);
1373
1374 if (!(test_bit(wil_vif_fwconnecting, vif->status) ||
1375 test_bit(wil_vif_fwconnected, vif->status))) {
1376 wil_err(wil, "Disconnect was called while disconnected\n");
1377 return 0;
1378 }
1379
1380 vif->locally_generated_disc = true;
1381 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
1382 WMI_DISCONNECT_EVENTID, NULL, 0,
1383 WIL6210_DISCONNECT_TO_MS);
1384 if (rc)
1385 wil_err(wil, "disconnect error %d\n", rc);
1386
1387 return rc;
1388 }
1389
1390 static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1391 {
1392 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1393 int rc;
1394
1395 /* these parameters are explicitly not supported */
1396 if (changed & (WIPHY_PARAM_RETRY_LONG |
1397 WIPHY_PARAM_FRAG_THRESHOLD |
1398 WIPHY_PARAM_RTS_THRESHOLD))
1399 return -ENOTSUPP;
1400
1401 if (changed & WIPHY_PARAM_RETRY_SHORT) {
1402 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
1403 if (rc)
1404 return rc;
1405 }
1406
1407 return 0;
1408 }
1409
1410 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1411 struct cfg80211_mgmt_tx_params *params,
1412 u64 *cookie)
1413 {
1414 const u8 *buf = params->buf;
1415 size_t len = params->len;
1416 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1417 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1418 int rc;
1419 bool tx_status;
1420
1421 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n",
1422 params->chan ? params->chan->hw_value : -1,
1423 params->offchan,
1424 params->wait);
1425
1426 /* Note, currently we support the "wait" parameter only on AP mode.
1427 * In other modes, user-space must call remain_on_channel before
1428 * mgmt_tx or listen on a channel other than active one.
1429 */
1430
1431 if (params->chan && params->chan->hw_value == 0) {
1432 wil_err(wil, "invalid channel\n");
1433 return -EINVAL;
1434 }
1435
1436 if (wdev->iftype != NL80211_IFTYPE_AP) {
1437 wil_dbg_misc(wil,
1438 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n");
1439 rc = wmi_mgmt_tx(vif, buf, len);
1440 goto out;
1441 }
1442
1443 if (!params->chan || params->chan->hw_value == vif->channel) {
1444 wil_dbg_misc(wil,
1445 "send WMI_SW_TX_REQ_CMDID for on-channel\n");
1446 rc = wmi_mgmt_tx(vif, buf, len);
1447 goto out;
1448 }
1449
1450 if (params->offchan == 0) {
1451 wil_err(wil,
1452 "invalid channel params: current %d requested %d, off-channel not allowed\n",
1453 vif->channel, params->chan->hw_value);
1454 return -EBUSY;
1455 }
1456
1457 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */
1458 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value,
1459 params->wait);
1460
1461 out:
1462 /* when the sent packet was not acked by receiver(ACK=0), rc will
1463 * be -EAGAIN. In this case this function needs to return success,
1464 * the ACK=0 will be reflected in tx_status.
1465 */
1466 tx_status = (rc == 0);
1467 rc = (rc == -EAGAIN) ? 0 : rc;
1468 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
1469 tx_status, GFP_KERNEL);
1470
1471 return rc;
1472 }
1473
1474 static int wil_cfg80211_set_channel(struct wiphy *wiphy,
1475 struct cfg80211_chan_def *chandef)
1476 {
1477 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1478
1479 wil->monitor_chandef = *chandef;
1480
1481 return 0;
1482 }
1483
1484 static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev,
1485 bool pairwise)
1486 {
1487 struct wil6210_priv *wil = wdev_to_wil(wdev);
1488 enum wmi_key_usage rc;
1489
1490 if (pairwise) {
1491 rc = WMI_KEY_USE_PAIRWISE;
1492 } else {
1493 switch (wdev->iftype) {
1494 case NL80211_IFTYPE_STATION:
1495 case NL80211_IFTYPE_P2P_CLIENT:
1496 rc = WMI_KEY_USE_RX_GROUP;
1497 break;
1498 case NL80211_IFTYPE_AP:
1499 case NL80211_IFTYPE_P2P_GO:
1500 rc = WMI_KEY_USE_TX_GROUP;
1501 break;
1502 default:
1503 /* TODO: Rx GTK or Tx GTK? */
1504 wil_err(wil, "Can't determine GTK type\n");
1505 rc = WMI_KEY_USE_RX_GROUP;
1506 break;
1507 }
1508 }
1509 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]);
1510
1511 return rc;
1512 }
1513
1514 static struct wil_sta_info *
1515 wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid,
1516 enum wmi_key_usage key_usage, const u8 *mac_addr)
1517 {
1518 int cid = -EINVAL;
1519
1520 if (key_usage == WMI_KEY_USE_TX_GROUP)
1521 return NULL; /* not needed */
1522
1523 /* supplicant provides Rx group key in STA mode with NULL MAC address */
1524 if (mac_addr)
1525 cid = wil_find_cid(wil, mid, mac_addr);
1526 else if (key_usage == WMI_KEY_USE_RX_GROUP)
1527 cid = wil_find_cid_by_idx(wil, mid, 0);
1528 if (cid < 0) {
1529 wil_err(wil, "No CID for %pM %s\n", mac_addr,
1530 key_usage_str[key_usage]);
1531 return ERR_PTR(cid);
1532 }
1533
1534 return &wil->sta[cid];
1535 }
1536
1537 void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
1538 struct wil_sta_info *cs,
1539 struct key_params *params)
1540 {
1541 struct wil_tid_crypto_rx_single *cc;
1542 int tid;
1543
1544 if (!cs)
1545 return;
1546
1547 switch (key_usage) {
1548 case WMI_KEY_USE_STORE_PTK:
1549 case WMI_KEY_USE_PAIRWISE:
1550 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1551 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1552 if (params->seq)
1553 memcpy(cc->pn, params->seq,
1554 IEEE80211_GCMP_PN_LEN);
1555 else
1556 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1557 cc->key_set = true;
1558 }
1559 break;
1560 case WMI_KEY_USE_RX_GROUP:
1561 cc = &cs->group_crypto_rx.key_id[key_index];
1562 if (params->seq)
1563 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
1564 else
1565 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1566 cc->key_set = true;
1567 break;
1568 default:
1569 break;
1570 }
1571 }
1572
1573 static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
1574 struct wil_sta_info *cs)
1575 {
1576 struct wil_tid_crypto_rx_single *cc;
1577 int tid;
1578
1579 if (!cs)
1580 return;
1581
1582 switch (key_usage) {
1583 case WMI_KEY_USE_PAIRWISE:
1584 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1585 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1586 cc->key_set = false;
1587 }
1588 break;
1589 case WMI_KEY_USE_RX_GROUP:
1590 cc = &cs->group_crypto_rx.key_id[key_index];
1591 cc->key_set = false;
1592 break;
1593 default:
1594 break;
1595 }
1596 }
1597
1598 static int wil_cfg80211_add_key(struct wiphy *wiphy,
1599 struct net_device *ndev,
1600 u8 key_index, bool pairwise,
1601 const u8 *mac_addr,
1602 struct key_params *params)
1603 {
1604 int rc;
1605 struct wil6210_vif *vif = ndev_to_vif(ndev);
1606 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1607 struct wireless_dev *wdev = vif_to_wdev(vif);
1608 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1609 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1610 key_usage,
1611 mac_addr);
1612
1613 if (!params) {
1614 wil_err(wil, "NULL params\n");
1615 return -EINVAL;
1616 }
1617
1618 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n",
1619 mac_addr, key_usage_str[key_usage], key_index,
1620 params->seq_len, params->seq);
1621
1622 if (IS_ERR(cs)) {
1623 /* in FT, sta info may not be available as add_key may be
1624 * sent by host before FW sends WMI_CONNECT_EVENT
1625 */
1626 if (!test_bit(wil_vif_ft_roam, vif->status)) {
1627 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n",
1628 mac_addr, key_usage_str[key_usage], key_index,
1629 params->seq_len, params->seq);
1630 return -EINVAL;
1631 }
1632 }
1633
1634 if (!IS_ERR(cs))
1635 wil_del_rx_key(key_index, key_usage, cs);
1636
1637 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
1638 wil_err(wil,
1639 "Wrong PN len %d, %pM %s[%d] PN %*phN\n",
1640 params->seq_len, mac_addr,
1641 key_usage_str[key_usage], key_index,
1642 params->seq_len, params->seq);
1643 return -EINVAL;
1644 }
1645
1646 spin_lock_bh(&wil->eap_lock);
1647 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION &&
1648 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED ||
1649 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) {
1650 key_usage = WMI_KEY_USE_STORE_PTK;
1651 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT;
1652 wil_dbg_misc(wil, "Store EAPOL key\n");
1653 }
1654 spin_unlock_bh(&wil->eap_lock);
1655
1656 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len,
1657 params->key, key_usage);
1658 if (!rc && !IS_ERR(cs)) {
1659 /* update local storage used for AP recovery */
1660 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key &&
1661 params->key_len <= WMI_MAX_KEY_LEN) {
1662 vif->gtk_index = key_index;
1663 memcpy(vif->gtk, params->key, params->key_len);
1664 vif->gtk_len = params->key_len;
1665 }
1666 /* in FT set crypto will take place upon receiving
1667 * WMI_RING_EN_EVENTID event
1668 */
1669 wil_set_crypto_rx(key_index, key_usage, cs, params);
1670 }
1671
1672 return rc;
1673 }
1674
1675 static int wil_cfg80211_del_key(struct wiphy *wiphy,
1676 struct net_device *ndev,
1677 u8 key_index, bool pairwise,
1678 const u8 *mac_addr)
1679 {
1680 struct wil6210_vif *vif = ndev_to_vif(ndev);
1681 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1682 struct wireless_dev *wdev = vif_to_wdev(vif);
1683 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1684 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1685 key_usage,
1686 mac_addr);
1687
1688 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr,
1689 key_usage_str[key_usage], key_index);
1690
1691 if (IS_ERR(cs))
1692 wil_info(wil, "Not connected, %pM %s[%d]\n",
1693 mac_addr, key_usage_str[key_usage], key_index);
1694
1695 if (!IS_ERR_OR_NULL(cs))
1696 wil_del_rx_key(key_index, key_usage, cs);
1697
1698 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage);
1699 }
1700
1701 /* Need to be present or wiphy_new() will WARN */
1702 static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
1703 struct net_device *ndev,
1704 u8 key_index, bool unicast,
1705 bool multicast)
1706 {
1707 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1708
1709 wil_dbg_misc(wil, "set_default_key: entered\n");
1710 return 0;
1711 }
1712
1713 static int wil_remain_on_channel(struct wiphy *wiphy,
1714 struct wireless_dev *wdev,
1715 struct ieee80211_channel *chan,
1716 unsigned int duration,
1717 u64 *cookie)
1718 {
1719 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1720 int rc;
1721
1722 wil_dbg_misc(wil,
1723 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n",
1724 chan->center_freq, duration, wdev->iftype);
1725
1726 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie);
1727 return rc;
1728 }
1729
1730 static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
1731 struct wireless_dev *wdev,
1732 u64 cookie)
1733 {
1734 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1735 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1736
1737 wil_dbg_misc(wil, "cancel_remain_on_channel\n");
1738
1739 return wil_p2p_cancel_listen(vif, cookie);
1740 }
1741
1742 /**
1743 * find a specific IE in a list of IEs
1744 * return a pointer to the beginning of IE in the list
1745 * or NULL if not found
1746 */
1747 static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie,
1748 u16 ie_len)
1749 {
1750 struct ieee80211_vendor_ie *vie;
1751 u32 oui;
1752
1753 /* IE tag at offset 0, length at offset 1 */
1754 if (ie_len < 2 || 2 + ie[1] > ie_len)
1755 return NULL;
1756
1757 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC)
1758 return cfg80211_find_ie(ie[0], ies, ies_len);
1759
1760 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */
1761 if (ie[1] < 4)
1762 return NULL;
1763 vie = (struct ieee80211_vendor_ie *)ie;
1764 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2];
1765 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies,
1766 ies_len);
1767 }
1768
1769 /**
1770 * merge the IEs in two lists into a single list.
1771 * do not include IEs from the second list which exist in the first list.
1772 * add only vendor specific IEs from second list to keep
1773 * the merged list sorted (since vendor-specific IE has the
1774 * highest tag number)
1775 * caller must free the allocated memory for merged IEs
1776 */
1777 static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
1778 const u8 *ies2, u16 ies2_len,
1779 u8 **merged_ies, u16 *merged_len)
1780 {
1781 u8 *buf, *dpos;
1782 const u8 *spos;
1783
1784 if (!ies1)
1785 ies1_len = 0;
1786
1787 if (!ies2)
1788 ies2_len = 0;
1789
1790 if (ies1_len == 0 && ies2_len == 0) {
1791 *merged_ies = NULL;
1792 *merged_len = 0;
1793 return 0;
1794 }
1795
1796 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
1797 if (!buf)
1798 return -ENOMEM;
1799 if (ies1)
1800 memcpy(buf, ies1, ies1_len);
1801 dpos = buf + ies1_len;
1802 spos = ies2;
1803 while (spos && (spos + 1 < ies2 + ies2_len)) {
1804 /* IE tag at offset 0, length at offset 1 */
1805 u16 ielen = 2 + spos[1];
1806
1807 if (spos + ielen > ies2 + ies2_len)
1808 break;
1809 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
1810 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
1811 spos, ielen))) {
1812 memcpy(dpos, spos, ielen);
1813 dpos += ielen;
1814 }
1815 spos += ielen;
1816 }
1817
1818 *merged_ies = buf;
1819 *merged_len = dpos - buf;
1820 return 0;
1821 }
1822
1823 static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
1824 {
1825 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1,
1826 b->head, b->head_len, true);
1827 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1,
1828 b->tail, b->tail_len, true);
1829 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1,
1830 b->beacon_ies, b->beacon_ies_len, true);
1831 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1,
1832 b->probe_resp, b->probe_resp_len, true);
1833 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1,
1834 b->proberesp_ies, b->proberesp_ies_len, true);
1835 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1,
1836 b->assocresp_ies, b->assocresp_ies_len, true);
1837 }
1838
1839 /* internal functions for device reset and starting AP */
1840 static u8 *
1841 _wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len,
1842 u16 *ies_len)
1843 {
1844 u8 *ies = NULL;
1845
1846 if (proberesp) {
1847 struct ieee80211_mgmt *f =
1848 (struct ieee80211_mgmt *)proberesp;
1849 size_t hlen = offsetof(struct ieee80211_mgmt,
1850 u.probe_resp.variable);
1851
1852 ies = f->u.probe_resp.variable;
1853 if (ies_len)
1854 *ies_len = proberesp_len - hlen;
1855 }
1856
1857 return ies;
1858 }
1859
1860 static int _wil_cfg80211_set_ies(struct wil6210_vif *vif,
1861 struct cfg80211_beacon_data *bcon)
1862 {
1863 int rc;
1864 u16 len = 0, proberesp_len = 0;
1865 u8 *ies = NULL, *proberesp;
1866
1867 /* update local storage used for AP recovery */
1868 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp,
1869 bcon->probe_resp_len);
1870 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len,
1871 bcon->proberesp_ies, bcon->proberesp_ies_len);
1872 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len,
1873 bcon->assocresp_ies, bcon->assocresp_ies_len);
1874
1875 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1876 bcon->probe_resp_len,
1877 &proberesp_len);
1878 rc = _wil_cfg80211_merge_extra_ies(proberesp,
1879 proberesp_len,
1880 bcon->proberesp_ies,
1881 bcon->proberesp_ies_len,
1882 &ies, &len);
1883
1884 if (rc)
1885 goto out;
1886
1887 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies);
1888 if (rc)
1889 goto out;
1890
1891 if (bcon->assocresp_ies)
1892 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP,
1893 bcon->assocresp_ies_len, bcon->assocresp_ies);
1894 else
1895 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies);
1896 #if 0 /* to use beacon IE's, remove this #if 0 */
1897 if (rc)
1898 goto out;
1899
1900 rc = wmi_set_ie(vif, WMI_FRAME_BEACON,
1901 bcon->tail_len, bcon->tail);
1902 #endif
1903 out:
1904 kfree(ies);
1905 return rc;
1906 }
1907
1908 static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
1909 struct net_device *ndev,
1910 const u8 *ssid, size_t ssid_len, u32 privacy,
1911 int bi, u8 chan, u8 wmi_edmg_channel,
1912 struct cfg80211_beacon_data *bcon,
1913 u8 hidden_ssid, u32 pbss)
1914 {
1915 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1916 struct wil6210_vif *vif = ndev_to_vif(ndev);
1917 int rc;
1918 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1919 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
1920 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO);
1921 u16 proberesp_len = 0;
1922 u8 *proberesp;
1923 bool ft = false;
1924
1925 if (pbss)
1926 wmi_nettype = WMI_NETTYPE_P2P;
1927
1928 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go);
1929 if (is_go && !pbss) {
1930 wil_err(wil, "P2P GO must be in PBSS\n");
1931 return -ENOTSUPP;
1932 }
1933
1934 wil_set_recovery_state(wil, fw_recovery_idle);
1935
1936 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1937 bcon->probe_resp_len,
1938 &proberesp_len);
1939 /* check that the probe response IEs has a MDE */
1940 if ((proberesp && proberesp_len > 0 &&
1941 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN,
1942 proberesp,
1943 proberesp_len)))
1944 ft = true;
1945
1946 if (ft) {
1947 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING,
1948 wil->fw_capabilities)) {
1949 wil_err(wil, "FW does not support FT roaming\n");
1950 return -ENOTSUPP;
1951 }
1952 set_bit(wil_vif_ft_roam, vif->status);
1953 }
1954
1955 mutex_lock(&wil->mutex);
1956
1957 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) {
1958 __wil_down(wil);
1959 rc = __wil_up(wil);
1960 if (rc)
1961 goto out;
1962 }
1963
1964 rc = wmi_set_ssid(vif, ssid_len, ssid);
1965 if (rc)
1966 goto out;
1967
1968 rc = _wil_cfg80211_set_ies(vif, bcon);
1969 if (rc)
1970 goto out;
1971
1972 vif->privacy = privacy;
1973 vif->channel = chan;
1974 vif->wmi_edmg_channel = wmi_edmg_channel;
1975 vif->hidden_ssid = hidden_ssid;
1976 vif->pbss = pbss;
1977 vif->bi = bi;
1978 memcpy(vif->ssid, ssid, ssid_len);
1979 vif->ssid_len = ssid_len;
1980
1981 netif_carrier_on(ndev);
1982 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1983 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1984
1985 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel,
1986 hidden_ssid, is_go);
1987 if (rc)
1988 goto err_pcp_start;
1989
1990 rc = wil_bcast_init(vif);
1991 if (rc)
1992 goto err_bcast;
1993
1994 goto out; /* success */
1995
1996 err_bcast:
1997 wmi_pcp_stop(vif);
1998 err_pcp_start:
1999 netif_carrier_off(ndev);
2000 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2001 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2002 out:
2003 mutex_unlock(&wil->mutex);
2004 return rc;
2005 }
2006
2007 void wil_cfg80211_ap_recovery(struct wil6210_priv *wil)
2008 {
2009 int rc, i;
2010 struct wiphy *wiphy = wil_to_wiphy(wil);
2011
2012 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
2013 struct wil6210_vif *vif = wil->vifs[i];
2014 struct net_device *ndev;
2015 struct cfg80211_beacon_data bcon = {};
2016 struct key_params key_params = {};
2017
2018 if (!vif || vif->ssid_len == 0)
2019 continue;
2020
2021 ndev = vif_to_ndev(vif);
2022 bcon.proberesp_ies = vif->proberesp_ies;
2023 bcon.assocresp_ies = vif->assocresp_ies;
2024 bcon.probe_resp = vif->proberesp;
2025 bcon.proberesp_ies_len = vif->proberesp_ies_len;
2026 bcon.assocresp_ies_len = vif->assocresp_ies_len;
2027 bcon.probe_resp_len = vif->proberesp_len;
2028
2029 wil_info(wil,
2030 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n",
2031 i, vif->privacy, vif->bi, vif->channel,
2032 vif->hidden_ssid, vif->pbss);
2033 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2034 vif->ssid, vif->ssid_len, true);
2035 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2036 vif->ssid, vif->ssid_len,
2037 vif->privacy, vif->bi,
2038 vif->channel,
2039 vif->wmi_edmg_channel, &bcon,
2040 vif->hidden_ssid, vif->pbss);
2041 if (rc) {
2042 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc);
2043 continue;
2044 }
2045
2046 if (!vif->privacy || vif->gtk_len == 0)
2047 continue;
2048
2049 key_params.key = vif->gtk;
2050 key_params.key_len = vif->gtk_len;
2051 key_params.seq_len = IEEE80211_GCMP_PN_LEN;
2052 rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false,
2053 NULL, &key_params);
2054 if (rc)
2055 wil_err(wil, "vif %d recovery add key failed (%d)\n",
2056 i, rc);
2057 }
2058 }
2059
2060 static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
2061 struct net_device *ndev,
2062 struct cfg80211_beacon_data *bcon)
2063 {
2064 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2065 struct wireless_dev *wdev = ndev->ieee80211_ptr;
2066 struct wil6210_vif *vif = ndev_to_vif(ndev);
2067 int rc;
2068 u32 privacy = 0;
2069
2070 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid);
2071 wil_print_bcon_data(bcon);
2072
2073 if (bcon->tail &&
2074 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail,
2075 bcon->tail_len))
2076 privacy = 1;
2077
2078 memcpy(vif->ssid, wdev->ssid, wdev->ssid_len);
2079 vif->ssid_len = wdev->ssid_len;
2080
2081 /* in case privacy has changed, need to restart the AP */
2082 if (vif->privacy != privacy) {
2083 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
2084 vif->privacy, privacy);
2085
2086 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid,
2087 vif->ssid_len, privacy,
2088 wdev->beacon_interval,
2089 vif->channel,
2090 vif->wmi_edmg_channel, bcon,
2091 vif->hidden_ssid,
2092 vif->pbss);
2093 } else {
2094 rc = _wil_cfg80211_set_ies(vif, bcon);
2095 }
2096
2097 return rc;
2098 }
2099
2100 static int wil_cfg80211_start_ap(struct wiphy *wiphy,
2101 struct net_device *ndev,
2102 struct cfg80211_ap_settings *info)
2103 {
2104 int rc;
2105 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2106 struct ieee80211_channel *channel = info->chandef.chan;
2107 struct cfg80211_beacon_data *bcon = &info->beacon;
2108 struct cfg80211_crypto_settings *crypto = &info->crypto;
2109 u8 wmi_edmg_channel;
2110 u8 hidden_ssid;
2111
2112 wil_dbg_misc(wil, "start_ap\n");
2113
2114 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config,
2115 info->chandef.edmg.channels,
2116 &wmi_edmg_channel);
2117 if (rc < 0)
2118 return rc;
2119
2120 if (!channel) {
2121 wil_err(wil, "AP: No channel???\n");
2122 return -EINVAL;
2123 }
2124
2125 switch (info->hidden_ssid) {
2126 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2127 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
2128 break;
2129
2130 case NL80211_HIDDEN_SSID_ZERO_LEN:
2131 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
2132 break;
2133
2134 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2135 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
2136 break;
2137
2138 default:
2139 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
2140 return -EOPNOTSUPP;
2141 }
2142 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
2143 channel->center_freq, info->privacy ? "secure" : "open");
2144 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
2145 info->privacy, info->auth_type);
2146 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
2147 info->hidden_ssid);
2148 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
2149 info->dtim_period);
2150 wil_dbg_misc(wil, "PBSS %d\n", info->pbss);
2151 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2152 info->ssid, info->ssid_len, true);
2153 wil_print_bcon_data(bcon);
2154 wil_print_crypto(wil, crypto);
2155
2156 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2157 info->ssid, info->ssid_len, info->privacy,
2158 info->beacon_interval, channel->hw_value,
2159 wmi_edmg_channel, bcon, hidden_ssid,
2160 info->pbss);
2161
2162 return rc;
2163 }
2164
2165 static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
2166 struct net_device *ndev)
2167 {
2168 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2169 struct wil6210_vif *vif = ndev_to_vif(ndev);
2170 bool last;
2171
2172 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid);
2173
2174 netif_carrier_off(ndev);
2175 last = !wil_has_other_active_ifaces(wil, ndev, false, true);
2176 if (last) {
2177 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2178 wil_set_recovery_state(wil, fw_recovery_idle);
2179 set_bit(wil_status_resetting, wil->status);
2180 }
2181
2182 mutex_lock(&wil->mutex);
2183
2184 wmi_pcp_stop(vif);
2185 clear_bit(wil_vif_ft_roam, vif->status);
2186 vif->ssid_len = 0;
2187 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0);
2188 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0);
2189 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0);
2190 memset(vif->gtk, 0, WMI_MAX_KEY_LEN);
2191 vif->gtk_len = 0;
2192
2193 if (last)
2194 __wil_down(wil);
2195 else
2196 wil_bcast_fini(vif);
2197
2198 mutex_unlock(&wil->mutex);
2199
2200 return 0;
2201 }
2202
2203 static int wil_cfg80211_add_station(struct wiphy *wiphy,
2204 struct net_device *dev,
2205 const u8 *mac,
2206 struct station_parameters *params)
2207 {
2208 struct wil6210_vif *vif = ndev_to_vif(dev);
2209 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2210
2211 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n",
2212 mac, params->aid, vif->mid,
2213 params->sta_flags_mask, params->sta_flags_set);
2214
2215 if (!disable_ap_sme) {
2216 wil_err(wil, "not supported with AP SME enabled\n");
2217 return -EOPNOTSUPP;
2218 }
2219
2220 if (params->aid > WIL_MAX_DMG_AID) {
2221 wil_err(wil, "invalid aid\n");
2222 return -EINVAL;
2223 }
2224
2225 return wmi_new_sta(vif, mac, params->aid);
2226 }
2227
2228 static int wil_cfg80211_del_station(struct wiphy *wiphy,
2229 struct net_device *dev,
2230 struct station_del_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, "del_station: %pM, reason=%d mid=%d\n",
2236 params->mac, params->reason_code, vif->mid);
2237
2238 mutex_lock(&wil->mutex);
2239 wil6210_disconnect(vif, params->mac, params->reason_code);
2240 mutex_unlock(&wil->mutex);
2241
2242 return 0;
2243 }
2244
2245 static int wil_cfg80211_change_station(struct wiphy *wiphy,
2246 struct net_device *dev,
2247 const u8 *mac,
2248 struct station_parameters *params)
2249 {
2250 struct wil6210_vif *vif = ndev_to_vif(dev);
2251 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2252 int authorize;
2253 int cid, i;
2254 struct wil_ring_tx_data *txdata = NULL;
2255
2256 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n",
2257 mac, params->sta_flags_mask, params->sta_flags_set,
2258 vif->mid);
2259
2260 if (!disable_ap_sme) {
2261 wil_dbg_misc(wil, "not supported with AP SME enabled\n");
2262 return -EOPNOTSUPP;
2263 }
2264
2265 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
2266 return 0;
2267
2268 cid = wil_find_cid(wil, vif->mid, mac);
2269 if (cid < 0) {
2270 wil_err(wil, "station not found\n");
2271 return -ENOLINK;
2272 }
2273
2274 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++)
2275 if (wil->ring2cid_tid[i][0] == cid) {
2276 txdata = &wil->ring_tx_data[i];
2277 break;
2278 }
2279
2280 if (!txdata) {
2281 wil_err(wil, "ring data not found\n");
2282 return -ENOLINK;
2283 }
2284
2285 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED);
2286 txdata->dot1x_open = authorize ? 1 : 0;
2287 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i,
2288 txdata->dot1x_open);
2289
2290 return 0;
2291 }
2292
2293 /* probe_client handling */
2294 static void wil_probe_client_handle(struct wil6210_priv *wil,
2295 struct wil6210_vif *vif,
2296 struct wil_probe_client_req *req)
2297 {
2298 struct net_device *ndev = vif_to_ndev(vif);
2299 struct wil_sta_info *sta = &wil->sta[req->cid];
2300 /* assume STA is alive if it is still connected,
2301 * else FW will disconnect it
2302 */
2303 bool alive = (sta->status == wil_sta_connected);
2304
2305 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive,
2306 0, false, GFP_KERNEL);
2307 }
2308
2309 static struct list_head *next_probe_client(struct wil6210_vif *vif)
2310 {
2311 struct list_head *ret = NULL;
2312
2313 mutex_lock(&vif->probe_client_mutex);
2314
2315 if (!list_empty(&vif->probe_client_pending)) {
2316 ret = vif->probe_client_pending.next;
2317 list_del(ret);
2318 }
2319
2320 mutex_unlock(&vif->probe_client_mutex);
2321
2322 return ret;
2323 }
2324
2325 void wil_probe_client_worker(struct work_struct *work)
2326 {
2327 struct wil6210_vif *vif = container_of(work, struct wil6210_vif,
2328 probe_client_worker);
2329 struct wil6210_priv *wil = vif_to_wil(vif);
2330 struct wil_probe_client_req *req;
2331 struct list_head *lh;
2332
2333 while ((lh = next_probe_client(vif)) != NULL) {
2334 req = list_entry(lh, struct wil_probe_client_req, list);
2335
2336 wil_probe_client_handle(wil, vif, req);
2337 kfree(req);
2338 }
2339 }
2340
2341 void wil_probe_client_flush(struct wil6210_vif *vif)
2342 {
2343 struct wil_probe_client_req *req, *t;
2344 struct wil6210_priv *wil = vif_to_wil(vif);
2345
2346 wil_dbg_misc(wil, "probe_client_flush\n");
2347
2348 mutex_lock(&vif->probe_client_mutex);
2349
2350 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) {
2351 list_del(&req->list);
2352 kfree(req);
2353 }
2354
2355 mutex_unlock(&vif->probe_client_mutex);
2356 }
2357
2358 static int wil_cfg80211_probe_client(struct wiphy *wiphy,
2359 struct net_device *dev,
2360 const u8 *peer, u64 *cookie)
2361 {
2362 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2363 struct wil6210_vif *vif = ndev_to_vif(dev);
2364 struct wil_probe_client_req *req;
2365 int cid = wil_find_cid(wil, vif->mid, peer);
2366
2367 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n",
2368 peer, cid, vif->mid);
2369
2370 if (cid < 0)
2371 return -ENOLINK;
2372
2373 req = kzalloc(sizeof(*req), GFP_KERNEL);
2374 if (!req)
2375 return -ENOMEM;
2376
2377 req->cid = cid;
2378 req->cookie = cid;
2379
2380 mutex_lock(&vif->probe_client_mutex);
2381 list_add_tail(&req->list, &vif->probe_client_pending);
2382 mutex_unlock(&vif->probe_client_mutex);
2383
2384 *cookie = req->cookie;
2385 queue_work(wil->wq_service, &vif->probe_client_worker);
2386 return 0;
2387 }
2388
2389 static int wil_cfg80211_change_bss(struct wiphy *wiphy,
2390 struct net_device *dev,
2391 struct bss_parameters *params)
2392 {
2393 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2394 struct wil6210_vif *vif = ndev_to_vif(dev);
2395
2396 if (params->ap_isolate >= 0) {
2397 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n",
2398 vif->mid, vif->ap_isolate, params->ap_isolate);
2399 vif->ap_isolate = params->ap_isolate;
2400 }
2401
2402 return 0;
2403 }
2404
2405 static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
2406 struct net_device *dev,
2407 bool enabled, int timeout)
2408 {
2409 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2410 enum wmi_ps_profile_type ps_profile;
2411
2412 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n",
2413 enabled, timeout);
2414
2415 if (enabled)
2416 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
2417 else
2418 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED;
2419
2420 return wil_ps_update(wil, ps_profile);
2421 }
2422
2423 static int wil_cfg80211_suspend(struct wiphy *wiphy,
2424 struct cfg80211_wowlan *wow)
2425 {
2426 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2427 int rc;
2428
2429 /* Setting the wakeup trigger based on wow is TBD */
2430
2431 if (test_bit(wil_status_suspended, wil->status)) {
2432 wil_dbg_pm(wil, "trying to suspend while suspended\n");
2433 return 0;
2434 }
2435
2436 rc = wil_can_suspend(wil, false);
2437 if (rc)
2438 goto out;
2439
2440 wil_dbg_pm(wil, "suspending\n");
2441
2442 mutex_lock(&wil->mutex);
2443 mutex_lock(&wil->vif_mutex);
2444 wil_p2p_stop_radio_operations(wil);
2445 wil_abort_scan_all_vifs(wil, true);
2446 mutex_unlock(&wil->vif_mutex);
2447 mutex_unlock(&wil->mutex);
2448
2449 out:
2450 return rc;
2451 }
2452
2453 static int wil_cfg80211_resume(struct wiphy *wiphy)
2454 {
2455 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2456
2457 wil_dbg_pm(wil, "resuming\n");
2458
2459 return 0;
2460 }
2461
2462 static int
2463 wil_cfg80211_sched_scan_start(struct wiphy *wiphy,
2464 struct net_device *dev,
2465 struct cfg80211_sched_scan_request *request)
2466 {
2467 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2468 struct wil6210_vif *vif = ndev_to_vif(dev);
2469 int i, rc;
2470
2471 if (vif->mid != 0)
2472 return -EOPNOTSUPP;
2473
2474 wil_dbg_misc(wil,
2475 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n",
2476 request->n_ssids, request->ie_len, request->flags);
2477 for (i = 0; i < request->n_ssids; i++) {
2478 wil_dbg_misc(wil, "SSID[%d]:", i);
2479 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2480 request->ssids[i].ssid,
2481 request->ssids[i].ssid_len, true);
2482 }
2483 wil_dbg_misc(wil, "channels:");
2484 for (i = 0; i < request->n_channels; i++)
2485 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value,
2486 i == request->n_channels - 1 ? "\n" : "");
2487 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n",
2488 request->n_match_sets, request->min_rssi_thold,
2489 request->delay);
2490 for (i = 0; i < request->n_match_sets; i++) {
2491 struct cfg80211_match_set *ms = &request->match_sets[i];
2492
2493 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n",
2494 i, ms->rssi_thold);
2495 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2496 ms->ssid.ssid,
2497 ms->ssid.ssid_len, true);
2498 }
2499 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans);
2500 for (i = 0; i < request->n_scan_plans; i++) {
2501 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i];
2502
2503 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n",
2504 i, sp->interval, sp->iterations);
2505 }
2506
2507 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
2508 request->ie_len, request->ie);
2509 if (rc)
2510 return rc;
2511 return wmi_start_sched_scan(wil, request);
2512 }
2513
2514 static int
2515 wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2516 u64 reqid)
2517 {
2518 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2519 struct wil6210_vif *vif = ndev_to_vif(dev);
2520 int rc;
2521
2522 if (vif->mid != 0)
2523 return -EOPNOTSUPP;
2524
2525 rc = wmi_stop_sched_scan(wil);
2526 /* device would return error if it thinks PNO is already stopped.
2527 * ignore the return code so user space and driver gets back in-sync
2528 */
2529 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc);
2530
2531 return 0;
2532 }
2533
2534 static int
2535 wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev,
2536 struct cfg80211_update_ft_ies_params *ftie)
2537 {
2538 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2539 struct wil6210_vif *vif = ndev_to_vif(dev);
2540 struct cfg80211_bss *bss;
2541 struct wmi_ft_reassoc_cmd reassoc;
2542 int rc = 0;
2543
2544 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid);
2545 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1,
2546 ftie->ie, ftie->ie_len, true);
2547
2548 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
2549 wil_err(wil, "FW does not support FT roaming\n");
2550 return -EOPNOTSUPP;
2551 }
2552
2553 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie);
2554 if (rc)
2555 return rc;
2556
2557 if (!test_bit(wil_vif_ft_roam, vif->status))
2558 /* vif is not roaming */
2559 return 0;
2560
2561 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as
2562 * a trigger for reassoc
2563 */
2564
2565 bss = vif->bss;
2566 if (!bss) {
2567 wil_err(wil, "FT: bss is NULL\n");
2568 return -EINVAL;
2569 }
2570
2571 memset(&reassoc, 0, sizeof(reassoc));
2572 ether_addr_copy(reassoc.bssid, bss->bssid);
2573
2574 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid,
2575 &reassoc, sizeof(reassoc));
2576 if (rc)
2577 wil_err(wil, "FT: reassoc failed (%d)\n", rc);
2578
2579 return rc;
2580 }
2581
2582 static int wil_cfg80211_set_multicast_to_unicast(struct wiphy *wiphy,
2583 struct net_device *dev,
2584 const bool enabled)
2585 {
2586 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2587
2588 if (wil->multicast_to_unicast == enabled)
2589 return 0;
2590
2591 wil_info(wil, "set multicast to unicast, enabled=%d\n", enabled);
2592 wil->multicast_to_unicast = enabled;
2593
2594 return 0;
2595 }
2596
2597 static int wil_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
2598 struct net_device *dev,
2599 s32 rssi_thold, u32 rssi_hyst)
2600 {
2601 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2602 int rc;
2603
2604 wil->cqm_rssi_thold = rssi_thold;
2605
2606 rc = wmi_set_cqm_rssi_config(wil, rssi_thold, rssi_hyst);
2607 if (rc)
2608 /* reset stored value upon failure */
2609 wil->cqm_rssi_thold = 0;
2610
2611 return rc;
2612 }
2613
2614 static const struct cfg80211_ops wil_cfg80211_ops = {
2615 .add_virtual_intf = wil_cfg80211_add_iface,
2616 .del_virtual_intf = wil_cfg80211_del_iface,
2617 .scan = wil_cfg80211_scan,
2618 .abort_scan = wil_cfg80211_abort_scan,
2619 .connect = wil_cfg80211_connect,
2620 .disconnect = wil_cfg80211_disconnect,
2621 .set_wiphy_params = wil_cfg80211_set_wiphy_params,
2622 .change_virtual_intf = wil_cfg80211_change_iface,
2623 .get_station = wil_cfg80211_get_station,
2624 .dump_station = wil_cfg80211_dump_station,
2625 .remain_on_channel = wil_remain_on_channel,
2626 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
2627 .mgmt_tx = wil_cfg80211_mgmt_tx,
2628 .set_monitor_channel = wil_cfg80211_set_channel,
2629 .add_key = wil_cfg80211_add_key,
2630 .del_key = wil_cfg80211_del_key,
2631 .set_default_key = wil_cfg80211_set_default_key,
2632 /* AP mode */
2633 .change_beacon = wil_cfg80211_change_beacon,
2634 .start_ap = wil_cfg80211_start_ap,
2635 .stop_ap = wil_cfg80211_stop_ap,
2636 .add_station = wil_cfg80211_add_station,
2637 .del_station = wil_cfg80211_del_station,
2638 .change_station = wil_cfg80211_change_station,
2639 .probe_client = wil_cfg80211_probe_client,
2640 .change_bss = wil_cfg80211_change_bss,
2641 /* P2P device */
2642 .start_p2p_device = wil_cfg80211_start_p2p_device,
2643 .stop_p2p_device = wil_cfg80211_stop_p2p_device,
2644 .set_power_mgmt = wil_cfg80211_set_power_mgmt,
2645 .set_cqm_rssi_config = wil_cfg80211_set_cqm_rssi_config,
2646 .suspend = wil_cfg80211_suspend,
2647 .resume = wil_cfg80211_resume,
2648 .sched_scan_start = wil_cfg80211_sched_scan_start,
2649 .sched_scan_stop = wil_cfg80211_sched_scan_stop,
2650 .update_ft_ies = wil_cfg80211_update_ft_ies,
2651 .set_multicast_to_unicast = wil_cfg80211_set_multicast_to_unicast,
2652 };
2653
2654 static void wil_wiphy_init(struct wiphy *wiphy)
2655 {
2656 wiphy->max_scan_ssids = 1;
2657 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
2658 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS;
2659 wiphy->max_num_pmkids = 0 /* TODO: */;
2660 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2661 BIT(NL80211_IFTYPE_AP) |
2662 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2663 BIT(NL80211_IFTYPE_P2P_GO) |
2664 BIT(NL80211_IFTYPE_P2P_DEVICE) |
2665 BIT(NL80211_IFTYPE_MONITOR);
2666 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
2667 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
2668 WIPHY_FLAG_PS_ON_BY_DEFAULT;
2669 if (!disable_ap_sme)
2670 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
2671 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
2672 __func__, wiphy->flags);
2673 wiphy->probe_resp_offload =
2674 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
2675 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2676 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
2677
2678 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz;
2679
2680 /* may change after reading FW capabilities */
2681 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
2682
2683 wiphy->cipher_suites = wil_cipher_suites;
2684 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
2685 wiphy->mgmt_stypes = wil_mgmt_stypes;
2686 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2687
2688 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands);
2689 wiphy->vendor_commands = wil_nl80211_vendor_commands;
2690
2691 #ifdef CONFIG_PM
2692 wiphy->wowlan = &wil_wowlan_support;
2693 #endif
2694 }
2695
2696 int wil_cfg80211_iface_combinations_from_fw(
2697 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc)
2698 {
2699 struct wiphy *wiphy = wil_to_wiphy(wil);
2700 u32 total_limits = 0;
2701 u16 n_combos;
2702 const struct wil_fw_concurrency_combo *combo;
2703 const struct wil_fw_concurrency_limit *limit;
2704 struct ieee80211_iface_combination *iface_combinations;
2705 struct ieee80211_iface_limit *iface_limit;
2706 int i, j;
2707
2708 if (wiphy->iface_combinations) {
2709 wil_dbg_misc(wil, "iface_combinations already set, skipping\n");
2710 return 0;
2711 }
2712
2713 combo = conc->combos;
2714 n_combos = le16_to_cpu(conc->n_combos);
2715 for (i = 0; i < n_combos; i++) {
2716 total_limits += combo->n_limits;
2717 limit = combo->limits + combo->n_limits;
2718 combo = (struct wil_fw_concurrency_combo *)limit;
2719 }
2720
2721 iface_combinations =
2722 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) +
2723 total_limits * sizeof(struct ieee80211_iface_limit),
2724 GFP_KERNEL);
2725 if (!iface_combinations)
2726 return -ENOMEM;
2727 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations +
2728 n_combos);
2729 combo = conc->combos;
2730 for (i = 0; i < n_combos; i++) {
2731 iface_combinations[i].max_interfaces = combo->max_interfaces;
2732 iface_combinations[i].num_different_channels =
2733 combo->n_diff_channels;
2734 iface_combinations[i].beacon_int_infra_match =
2735 combo->same_bi;
2736 iface_combinations[i].n_limits = combo->n_limits;
2737 wil_dbg_misc(wil,
2738 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n",
2739 i, iface_combinations[i].max_interfaces,
2740 iface_combinations[i].num_different_channels,
2741 iface_combinations[i].beacon_int_infra_match);
2742 limit = combo->limits;
2743 for (j = 0; j < combo->n_limits; j++) {
2744 iface_limit[j].max = le16_to_cpu(limit[j].max);
2745 iface_limit[j].types = le16_to_cpu(limit[j].types);
2746 wil_dbg_misc(wil,
2747 "limit %d: max %d types 0x%x\n", j,
2748 iface_limit[j].max, iface_limit[j].types);
2749 }
2750 iface_combinations[i].limits = iface_limit;
2751 iface_limit += combo->n_limits;
2752 limit += combo->n_limits;
2753 combo = (struct wil_fw_concurrency_combo *)limit;
2754 }
2755
2756 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids);
2757 wil->max_vifs = conc->n_mids + 1; /* including main interface */
2758 if (wil->max_vifs > WIL_MAX_VIFS) {
2759 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n",
2760 WIL_MAX_VIFS, wil->max_vifs);
2761 wil->max_vifs = WIL_MAX_VIFS;
2762 }
2763 wiphy->n_iface_combinations = n_combos;
2764 wiphy->iface_combinations = iface_combinations;
2765 return 0;
2766 }
2767
2768 struct wil6210_priv *wil_cfg80211_init(struct device *dev)
2769 {
2770 struct wiphy *wiphy;
2771 struct wil6210_priv *wil;
2772 struct ieee80211_channel *ch;
2773
2774 dev_dbg(dev, "%s()\n", __func__);
2775
2776 /* Note: the wireless_dev structure is no longer allocated here.
2777 * Instead, it is allocated as part of the net_device structure
2778 * for main interface and each VIF.
2779 */
2780 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv));
2781 if (!wiphy)
2782 return ERR_PTR(-ENOMEM);
2783
2784 set_wiphy_dev(wiphy, dev);
2785 wil_wiphy_init(wiphy);
2786
2787 wil = wiphy_to_wil(wiphy);
2788 wil->wiphy = wiphy;
2789
2790 /* default monitor channel */
2791 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels;
2792 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT);
2793
2794 return wil;
2795 }
2796
2797 void wil_cfg80211_deinit(struct wil6210_priv *wil)
2798 {
2799 struct wiphy *wiphy = wil_to_wiphy(wil);
2800
2801 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
2802
2803 if (!wiphy)
2804 return;
2805
2806 kfree(wiphy->iface_combinations);
2807 wiphy->iface_combinations = NULL;
2808
2809 wiphy_free(wiphy);
2810 /* do not access wil6210_priv after returning from here */
2811 }
2812
2813 void wil_p2p_wdev_free(struct wil6210_priv *wil)
2814 {
2815 struct wireless_dev *p2p_wdev;
2816
2817 mutex_lock(&wil->vif_mutex);
2818 p2p_wdev = wil->p2p_wdev;
2819 wil->p2p_wdev = NULL;
2820 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
2821 mutex_unlock(&wil->vif_mutex);
2822 if (p2p_wdev) {
2823 cfg80211_unregister_wdev(p2p_wdev);
2824 kfree(p2p_wdev);
2825 }
2826 }
2827
2828 static int wil_rf_sector_status_to_rc(u8 status)
2829 {
2830 switch (status) {
2831 case WMI_RF_SECTOR_STATUS_SUCCESS:
2832 return 0;
2833 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR:
2834 return -EINVAL;
2835 case WMI_RF_SECTOR_STATUS_BUSY_ERROR:
2836 return -EAGAIN;
2837 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR:
2838 return -EOPNOTSUPP;
2839 default:
2840 return -EINVAL;
2841 }
2842 }
2843
2844 static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
2845 struct wireless_dev *wdev,
2846 const void *data, int data_len)
2847 {
2848 struct wil6210_priv *wil = wdev_to_wil(wdev);
2849 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2850 int rc;
2851 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2852 u16 sector_index;
2853 u8 sector_type;
2854 u32 rf_modules_vec;
2855 struct wmi_get_rf_sector_params_cmd cmd;
2856 struct {
2857 struct wmi_cmd_hdr wmi;
2858 struct wmi_get_rf_sector_params_done_event evt;
2859 } __packed reply = {
2860 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2861 };
2862 struct sk_buff *msg;
2863 struct nlattr *nl_cfgs, *nl_cfg;
2864 u32 i;
2865 struct wmi_rf_sector_info *si;
2866
2867 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2868 return -EOPNOTSUPP;
2869
2870 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2871 data_len, wil_rf_sector_policy, NULL);
2872 if (rc) {
2873 wil_err(wil, "Invalid rf sector ATTR\n");
2874 return rc;
2875 }
2876
2877 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2878 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2879 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) {
2880 wil_err(wil, "Invalid rf sector spec\n");
2881 return -EINVAL;
2882 }
2883
2884 sector_index = nla_get_u16(
2885 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2886 if (sector_index >= WIL_MAX_RF_SECTORS) {
2887 wil_err(wil, "Invalid sector index %d\n", sector_index);
2888 return -EINVAL;
2889 }
2890
2891 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2892 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2893 wil_err(wil, "Invalid sector type %d\n", sector_type);
2894 return -EINVAL;
2895 }
2896
2897 rf_modules_vec = nla_get_u32(
2898 tb[QCA_ATTR_DMG_RF_MODULE_MASK]);
2899 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) {
2900 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec);
2901 return -EINVAL;
2902 }
2903
2904 cmd.sector_idx = cpu_to_le16(sector_index);
2905 cmd.sector_type = sector_type;
2906 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
2907 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid,
2908 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID,
2909 &reply, sizeof(reply),
2910 500);
2911 if (rc)
2912 return rc;
2913 if (reply.evt.status) {
2914 wil_err(wil, "get rf sector cfg failed with status %d\n",
2915 reply.evt.status);
2916 return wil_rf_sector_status_to_rc(reply.evt.status);
2917 }
2918
2919 msg = cfg80211_vendor_cmd_alloc_reply_skb(
2920 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
2921 if (!msg)
2922 return -ENOMEM;
2923
2924 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
2925 le64_to_cpu(reply.evt.tsf),
2926 QCA_ATTR_PAD))
2927 goto nla_put_failure;
2928
2929 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG);
2930 if (!nl_cfgs)
2931 goto nla_put_failure;
2932 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) {
2933 if (!(rf_modules_vec & BIT(i)))
2934 continue;
2935 nl_cfg = nla_nest_start_noflag(msg, i);
2936 if (!nl_cfg)
2937 goto nla_put_failure;
2938 si = &reply.evt.sectors_info[i];
2939 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
2940 i) ||
2941 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
2942 le32_to_cpu(si->etype0)) ||
2943 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
2944 le32_to_cpu(si->etype1)) ||
2945 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
2946 le32_to_cpu(si->etype2)) ||
2947 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
2948 le32_to_cpu(si->psh_hi)) ||
2949 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
2950 le32_to_cpu(si->psh_lo)) ||
2951 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
2952 le32_to_cpu(si->dtype_swch_off)))
2953 goto nla_put_failure;
2954 nla_nest_end(msg, nl_cfg);
2955 }
2956
2957 nla_nest_end(msg, nl_cfgs);
2958 rc = cfg80211_vendor_cmd_reply(msg);
2959 return rc;
2960 nla_put_failure:
2961 kfree_skb(msg);
2962 return -ENOBUFS;
2963 }
2964
2965 static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
2966 struct wireless_dev *wdev,
2967 const void *data, int data_len)
2968 {
2969 struct wil6210_priv *wil = wdev_to_wil(wdev);
2970 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2971 int rc, tmp;
2972 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2973 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1];
2974 u16 sector_index, rf_module_index;
2975 u8 sector_type;
2976 u32 rf_modules_vec = 0;
2977 struct wmi_set_rf_sector_params_cmd cmd;
2978 struct {
2979 struct wmi_cmd_hdr wmi;
2980 struct wmi_set_rf_sector_params_done_event evt;
2981 } __packed reply = {
2982 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2983 };
2984 struct nlattr *nl_cfg;
2985 struct wmi_rf_sector_info *si;
2986
2987 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2988 return -EOPNOTSUPP;
2989
2990 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2991 data_len, wil_rf_sector_policy, NULL);
2992 if (rc) {
2993 wil_err(wil, "Invalid rf sector ATTR\n");
2994 return rc;
2995 }
2996
2997 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2998 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2999 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) {
3000 wil_err(wil, "Invalid rf sector spec\n");
3001 return -EINVAL;
3002 }
3003
3004 sector_index = nla_get_u16(
3005 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3006 if (sector_index >= WIL_MAX_RF_SECTORS) {
3007 wil_err(wil, "Invalid sector index %d\n", sector_index);
3008 return -EINVAL;
3009 }
3010
3011 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3012 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3013 wil_err(wil, "Invalid sector type %d\n", sector_type);
3014 return -EINVAL;
3015 }
3016
3017 memset(&cmd, 0, sizeof(cmd));
3018
3019 cmd.sector_idx = cpu_to_le16(sector_index);
3020 cmd.sector_type = sector_type;
3021 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG],
3022 tmp) {
3023 rc = nla_parse_nested_deprecated(tb2,
3024 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX,
3025 nl_cfg,
3026 wil_rf_sector_cfg_policy,
3027 NULL);
3028 if (rc) {
3029 wil_err(wil, "invalid sector cfg\n");
3030 return -EINVAL;
3031 }
3032
3033 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] ||
3034 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] ||
3035 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] ||
3036 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] ||
3037 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] ||
3038 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] ||
3039 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) {
3040 wil_err(wil, "missing cfg params\n");
3041 return -EINVAL;
3042 }
3043
3044 rf_module_index = nla_get_u8(
3045 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]);
3046 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) {
3047 wil_err(wil, "invalid RF module index %d\n",
3048 rf_module_index);
3049 return -EINVAL;
3050 }
3051 rf_modules_vec |= BIT(rf_module_index);
3052 si = &cmd.sectors_info[rf_module_index];
3053 si->etype0 = cpu_to_le32(nla_get_u32(
3054 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0]));
3055 si->etype1 = cpu_to_le32(nla_get_u32(
3056 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1]));
3057 si->etype2 = cpu_to_le32(nla_get_u32(
3058 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2]));
3059 si->psh_hi = cpu_to_le32(nla_get_u32(
3060 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI]));
3061 si->psh_lo = cpu_to_le32(nla_get_u32(
3062 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO]));
3063 si->dtype_swch_off = cpu_to_le32(nla_get_u32(
3064 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]));
3065 }
3066
3067 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
3068 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid,
3069 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID,
3070 &reply, sizeof(reply),
3071 500);
3072 if (rc)
3073 return rc;
3074 return wil_rf_sector_status_to_rc(reply.evt.status);
3075 }
3076
3077 static int wil_rf_sector_get_selected(struct wiphy *wiphy,
3078 struct wireless_dev *wdev,
3079 const void *data, int data_len)
3080 {
3081 struct wil6210_priv *wil = wdev_to_wil(wdev);
3082 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3083 int rc;
3084 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3085 u8 sector_type, mac_addr[ETH_ALEN];
3086 int cid = 0;
3087 struct wmi_get_selected_rf_sector_index_cmd cmd;
3088 struct {
3089 struct wmi_cmd_hdr wmi;
3090 struct wmi_get_selected_rf_sector_index_done_event evt;
3091 } __packed reply = {
3092 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3093 };
3094 struct sk_buff *msg;
3095
3096 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3097 return -EOPNOTSUPP;
3098
3099 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3100 data_len, wil_rf_sector_policy, NULL);
3101 if (rc) {
3102 wil_err(wil, "Invalid rf sector ATTR\n");
3103 return rc;
3104 }
3105
3106 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3107 wil_err(wil, "Invalid rf sector spec\n");
3108 return -EINVAL;
3109 }
3110 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3111 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3112 wil_err(wil, "Invalid sector type %d\n", sector_type);
3113 return -EINVAL;
3114 }
3115
3116 if (tb[QCA_ATTR_MAC_ADDR]) {
3117 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3118 cid = wil_find_cid(wil, vif->mid, mac_addr);
3119 if (cid < 0) {
3120 wil_err(wil, "invalid MAC address %pM\n", mac_addr);
3121 return -ENOENT;
3122 }
3123 } else {
3124 if (test_bit(wil_vif_fwconnected, vif->status)) {
3125 wil_err(wil, "must specify MAC address when connected\n");
3126 return -EINVAL;
3127 }
3128 }
3129
3130 memset(&cmd, 0, sizeof(cmd));
3131 cmd.cid = (u8)cid;
3132 cmd.sector_type = sector_type;
3133 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid,
3134 &cmd, sizeof(cmd),
3135 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3136 &reply, sizeof(reply),
3137 500);
3138 if (rc)
3139 return rc;
3140 if (reply.evt.status) {
3141 wil_err(wil, "get rf selected sector cfg failed with status %d\n",
3142 reply.evt.status);
3143 return wil_rf_sector_status_to_rc(reply.evt.status);
3144 }
3145
3146 msg = cfg80211_vendor_cmd_alloc_reply_skb(
3147 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
3148 if (!msg)
3149 return -ENOMEM;
3150
3151 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
3152 le64_to_cpu(reply.evt.tsf),
3153 QCA_ATTR_PAD) ||
3154 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX,
3155 le16_to_cpu(reply.evt.sector_idx)))
3156 goto nla_put_failure;
3157
3158 rc = cfg80211_vendor_cmd_reply(msg);
3159 return rc;
3160 nla_put_failure:
3161 kfree_skb(msg);
3162 return -ENOBUFS;
3163 }
3164
3165 static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil,
3166 u8 mid, u16 sector_index,
3167 u8 sector_type, u8 cid)
3168 {
3169 struct wmi_set_selected_rf_sector_index_cmd cmd;
3170 struct {
3171 struct wmi_cmd_hdr wmi;
3172 struct wmi_set_selected_rf_sector_index_done_event evt;
3173 } __packed reply = {
3174 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3175 };
3176 int rc;
3177
3178 memset(&cmd, 0, sizeof(cmd));
3179 cmd.sector_idx = cpu_to_le16(sector_index);
3180 cmd.sector_type = sector_type;
3181 cmd.cid = (u8)cid;
3182 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid,
3183 &cmd, sizeof(cmd),
3184 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3185 &reply, sizeof(reply),
3186 500);
3187 if (rc)
3188 return rc;
3189 return wil_rf_sector_status_to_rc(reply.evt.status);
3190 }
3191
3192 static int wil_rf_sector_set_selected(struct wiphy *wiphy,
3193 struct wireless_dev *wdev,
3194 const void *data, int data_len)
3195 {
3196 struct wil6210_priv *wil = wdev_to_wil(wdev);
3197 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3198 int rc;
3199 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3200 u16 sector_index;
3201 u8 sector_type, mac_addr[ETH_ALEN], i;
3202 int cid = 0;
3203
3204 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3205 return -EOPNOTSUPP;
3206
3207 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3208 data_len, wil_rf_sector_policy, NULL);
3209 if (rc) {
3210 wil_err(wil, "Invalid rf sector ATTR\n");
3211 return rc;
3212 }
3213
3214 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3215 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3216 wil_err(wil, "Invalid rf sector spec\n");
3217 return -EINVAL;
3218 }
3219
3220 sector_index = nla_get_u16(
3221 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3222 if (sector_index >= WIL_MAX_RF_SECTORS &&
3223 sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3224 wil_err(wil, "Invalid sector index %d\n", sector_index);
3225 return -EINVAL;
3226 }
3227
3228 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3229 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3230 wil_err(wil, "Invalid sector type %d\n", sector_type);
3231 return -EINVAL;
3232 }
3233
3234 if (tb[QCA_ATTR_MAC_ADDR]) {
3235 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3236 if (!is_broadcast_ether_addr(mac_addr)) {
3237 cid = wil_find_cid(wil, vif->mid, mac_addr);
3238 if (cid < 0) {
3239 wil_err(wil, "invalid MAC address %pM\n",
3240 mac_addr);
3241 return -ENOENT;
3242 }
3243 } else {
3244 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3245 wil_err(wil, "broadcast MAC valid only with unlocking\n");
3246 return -EINVAL;
3247 }
3248 cid = -1;
3249 }
3250 } else {
3251 if (test_bit(wil_vif_fwconnected, vif->status)) {
3252 wil_err(wil, "must specify MAC address when connected\n");
3253 return -EINVAL;
3254 }
3255 /* otherwise, using cid=0 for unassociated station */
3256 }
3257
3258 if (cid >= 0) {
3259 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index,
3260 sector_type, cid);
3261 } else {
3262 /* unlock all cids */
3263 rc = wil_rf_sector_wmi_set_selected(
3264 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX,
3265 sector_type, WIL_CID_ALL);
3266 if (rc == -EINVAL) {
3267 for (i = 0; i < wil->max_assoc_sta; i++) {
3268 if (wil->sta[i].mid != vif->mid)
3269 continue;
3270 rc = wil_rf_sector_wmi_set_selected(
3271 wil, vif->mid,
3272 WMI_INVALID_RF_SECTOR_INDEX,
3273 sector_type, i);
3274 /* the FW will silently ignore and return
3275 * success for unused cid, so abort the loop
3276 * on any other error
3277 */
3278 if (rc) {
3279 wil_err(wil, "unlock cid %d failed with status %d\n",
3280 i, rc);
3281 break;
3282 }
3283 }
3284 }
3285 }
3286
3287 return rc;
3288 }
Linux with added FPC-III support