Loading...
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
33bool disable_ap_sme;
34module_param(disable_ap_sme, bool, 0444);
35MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME");
36
37#ifdef CONFIG_PM
38static 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
52static 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 */
60enum wil_rx_cb_mode {
61 WIL_RX_CB_MODE_DMG,
62 WIL_RX_CB_MODE_EDMG,
63 WIL_RX_CB_MODE_WIDE,
64};
65
66static 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
79static 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
92static void
93wil_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
105static 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
115void 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
145enum 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
156enum 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
162enum 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
178static const struct
179nla_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
187static const struct
188nla_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
198enum 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
205static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
206 struct wireless_dev *wdev,
207 const void *data, int data_len);
208static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
209 struct wireless_dev *wdev,
210 const void *data, int data_len);
211static int wil_rf_sector_get_selected(struct wiphy *wiphy,
212 struct wireless_dev *wdev,
213 const void *data, int data_len);
214static 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 */
219static 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
256static 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
272static const struct ieee80211_txrx_stypes
273wil_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
315static const u32 wil_cipher_suites[] = {
316 WLAN_CIPHER_SUITE_GCMP,
317};
318
319static 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
327int 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
350int 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
390int 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
430int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid,
431 struct station_info *sinfo)
432{
433 struct wil6210_priv *wil = vif_to_wil(vif);
434 struct wmi_notify_req_cmd cmd = {
435 .cid = cid,
436 .interval_usec = 0,
437 };
438 struct {
439 struct wmi_cmd_hdr wmi;
440 struct wmi_notify_req_done_event evt;
441 } __packed reply;
442 struct wil_net_stats *stats = &wil->sta[cid].stats;
443 int rc;
444 u8 tx_mcs, rx_mcs;
445 u8 tx_rate_flag = RATE_INFO_FLAGS_DMG;
446 u8 rx_rate_flag = RATE_INFO_FLAGS_DMG;
447
448 memset(&reply, 0, sizeof(reply));
449
450 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd),
451 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply),
452 WIL_WMI_CALL_GENERAL_TO_MS);
453 if (rc)
454 return rc;
455
456 tx_mcs = le16_to_cpu(reply.evt.bf_mcs);
457
458 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n"
459 " MCS %s TSF 0x%016llx\n"
460 " BF status 0x%08x RSSI %d SQI %d%%\n"
461 " Tx Tpt %d goodput %d Rx goodput %d\n"
462 " Sectors(rx:tx) my %d:%d peer %d:%d\n"
463 " Tx mode %d}\n",
464 cid, vif->mid, WIL_EXTENDED_MCS_CHECK(tx_mcs),
465 le64_to_cpu(reply.evt.tsf), reply.evt.status,
466 reply.evt.rssi,
467 reply.evt.sqi,
468 le32_to_cpu(reply.evt.tx_tpt),
469 le32_to_cpu(reply.evt.tx_goodput),
470 le32_to_cpu(reply.evt.rx_goodput),
471 le16_to_cpu(reply.evt.my_rx_sector),
472 le16_to_cpu(reply.evt.my_tx_sector),
473 le16_to_cpu(reply.evt.other_rx_sector),
474 le16_to_cpu(reply.evt.other_tx_sector),
475 reply.evt.tx_mode);
476
477 sinfo->generation = wil->sinfo_gen;
478
479 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
480 BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
481 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
482 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
483 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) |
484 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
485 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) |
486 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
487
488 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG) {
489 tx_rate_flag = RATE_INFO_FLAGS_EDMG;
490 rx_rate_flag = RATE_INFO_FLAGS_EDMG;
491 }
492
493 rx_mcs = stats->last_mcs_rx;
494
495 /* check extended MCS (12.1) and convert it into
496 * base MCS (7) + EXTENDED_SC_DMG flag
497 */
498 if (tx_mcs == WIL_EXTENDED_MCS_26) {
499 tx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG;
500 tx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26;
501 }
502 if (rx_mcs == WIL_EXTENDED_MCS_26) {
503 rx_rate_flag = RATE_INFO_FLAGS_EXTENDED_SC_DMG;
504 rx_mcs = WIL_BASE_MCS_FOR_EXTENDED_26;
505 }
506
507 sinfo->txrate.flags = tx_rate_flag;
508 sinfo->rxrate.flags = rx_rate_flag;
509 sinfo->txrate.mcs = tx_mcs;
510 sinfo->rxrate.mcs = rx_mcs;
511
512 sinfo->txrate.n_bonded_ch =
513 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode);
514 sinfo->rxrate.n_bonded_ch =
515 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx);
516 sinfo->rx_bytes = stats->rx_bytes;
517 sinfo->rx_packets = stats->rx_packets;
518 sinfo->rx_dropped_misc = stats->rx_dropped;
519 sinfo->tx_bytes = stats->tx_bytes;
520 sinfo->tx_packets = stats->tx_packets;
521 sinfo->tx_failed = stats->tx_errors;
522
523 if (test_bit(wil_vif_fwconnected, vif->status)) {
524 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
525 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING,
526 wil->fw_capabilities))
527 sinfo->signal = reply.evt.rssi;
528 else
529 sinfo->signal = reply.evt.sqi;
530 }
531
532 return rc;
533}
534
535static int wil_cfg80211_get_station(struct wiphy *wiphy,
536 struct net_device *ndev,
537 const u8 *mac, struct station_info *sinfo)
538{
539 struct wil6210_vif *vif = ndev_to_vif(ndev);
540 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
541 int rc;
542
543 int cid = wil_find_cid(wil, vif->mid, mac);
544
545 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid,
546 vif->mid);
547 if (!wil_cid_valid(wil, cid))
548 return -ENOENT;
549
550 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
551
552 return rc;
553}
554
555/*
556 * Find @idx-th active STA for specific MID for station dump.
557 */
558int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx)
559{
560 int i;
561
562 for (i = 0; i < wil->max_assoc_sta; i++) {
563 if (wil->sta[i].status == wil_sta_unused)
564 continue;
565 if (wil->sta[i].mid != mid)
566 continue;
567 if (idx == 0)
568 return i;
569 idx--;
570 }
571
572 return -ENOENT;
573}
574
575static int wil_cfg80211_dump_station(struct wiphy *wiphy,
576 struct net_device *dev, int idx,
577 u8 *mac, struct station_info *sinfo)
578{
579 struct wil6210_vif *vif = ndev_to_vif(dev);
580 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
581 int rc;
582 int cid = wil_find_cid_by_idx(wil, vif->mid, idx);
583
584 if (!wil_cid_valid(wil, cid))
585 return -ENOENT;
586
587 ether_addr_copy(mac, wil->sta[cid].addr);
588 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid,
589 vif->mid);
590
591 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
592
593 return rc;
594}
595
596static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy,
597 struct wireless_dev *wdev)
598{
599 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
600
601 wil_dbg_misc(wil, "start_p2p_device: entered\n");
602 wil->p2p_dev_started = 1;
603 return 0;
604}
605
606static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
607 struct wireless_dev *wdev)
608{
609 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
610
611 if (!wil->p2p_dev_started)
612 return;
613
614 wil_dbg_misc(wil, "stop_p2p_device: entered\n");
615 mutex_lock(&wil->mutex);
616 mutex_lock(&wil->vif_mutex);
617 wil_p2p_stop_radio_operations(wil);
618 wil->p2p_dev_started = 0;
619 mutex_unlock(&wil->vif_mutex);
620 mutex_unlock(&wil->mutex);
621}
622
623static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil,
624 enum nl80211_iftype new_type)
625{
626 int i;
627 struct wireless_dev *wdev;
628 struct iface_combination_params params = {
629 .num_different_channels = 1,
630 };
631
632 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
633 if (wil->vifs[i]) {
634 wdev = vif_to_wdev(wil->vifs[i]);
635 params.iftype_num[wdev->iftype]++;
636 }
637 }
638 params.iftype_num[new_type]++;
639 return cfg80211_check_combinations(wil->wiphy, ¶ms);
640}
641
642static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil,
643 struct wil6210_vif *vif,
644 enum nl80211_iftype new_type)
645{
646 int i, ret = 0;
647 struct wireless_dev *wdev;
648 struct iface_combination_params params = {
649 .num_different_channels = 1,
650 };
651 bool check_combos = false;
652
653 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
654 struct wil6210_vif *vif_pos = wil->vifs[i];
655
656 if (vif_pos && vif != vif_pos) {
657 wdev = vif_to_wdev(vif_pos);
658 params.iftype_num[wdev->iftype]++;
659 check_combos = true;
660 }
661 }
662
663 if (check_combos) {
664 params.iftype_num[new_type]++;
665 ret = cfg80211_check_combinations(wil->wiphy, ¶ms);
666 }
667 return ret;
668}
669
670static struct wireless_dev *
671wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name,
672 unsigned char name_assign_type,
673 enum nl80211_iftype type,
674 struct vif_params *params)
675{
676 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
677 struct net_device *ndev_main = wil->main_ndev, *ndev;
678 struct wil6210_vif *vif;
679 struct wireless_dev *p2p_wdev, *wdev;
680 int rc;
681
682 wil_dbg_misc(wil, "add_iface, type %d\n", type);
683
684 /* P2P device is not a real virtual interface, it is a management-only
685 * interface that shares the main interface.
686 * Skip concurrency checks here.
687 */
688 if (type == NL80211_IFTYPE_P2P_DEVICE) {
689 if (wil->p2p_wdev) {
690 wil_err(wil, "P2P_DEVICE interface already created\n");
691 return ERR_PTR(-EINVAL);
692 }
693
694 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL);
695 if (!p2p_wdev)
696 return ERR_PTR(-ENOMEM);
697
698 p2p_wdev->iftype = type;
699 p2p_wdev->wiphy = wiphy;
700 /* use our primary ethernet address */
701 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr);
702
703 wil->p2p_wdev = p2p_wdev;
704
705 return p2p_wdev;
706 }
707
708 if (!wil->wiphy->n_iface_combinations) {
709 wil_err(wil, "virtual interfaces not supported\n");
710 return ERR_PTR(-EINVAL);
711 }
712
713 rc = wil_cfg80211_validate_add_iface(wil, type);
714 if (rc) {
715 wil_err(wil, "iface validation failed, err=%d\n", rc);
716 return ERR_PTR(rc);
717 }
718
719 vif = wil_vif_alloc(wil, name, name_assign_type, type);
720 if (IS_ERR(vif))
721 return ERR_CAST(vif);
722
723 ndev = vif_to_ndev(vif);
724 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr);
725 if (is_valid_ether_addr(params->macaddr)) {
726 eth_hw_addr_set(ndev, params->macaddr);
727 } else {
728 u8 addr[ETH_ALEN];
729
730 ether_addr_copy(addr, ndev_main->perm_addr);
731 addr[0] = (addr[0] ^ (1 << vif->mid)) | 0x2; /* locally administered */
732 eth_hw_addr_set(ndev, addr);
733 }
734 wdev = vif_to_wdev(vif);
735 ether_addr_copy(wdev->address, ndev->dev_addr);
736
737 rc = wil_vif_add(wil, vif);
738 if (rc)
739 goto out;
740
741 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n",
742 vif->mid, type, wdev->address);
743 return wdev;
744out:
745 wil_vif_free(vif);
746 return ERR_PTR(rc);
747}
748
749int wil_vif_prepare_stop(struct wil6210_vif *vif)
750{
751 struct wil6210_priv *wil = vif_to_wil(vif);
752 struct wireless_dev *wdev = vif_to_wdev(vif);
753 struct net_device *ndev;
754 int rc;
755
756 if (wdev->iftype != NL80211_IFTYPE_AP)
757 return 0;
758
759 ndev = vif_to_ndev(vif);
760 if (netif_carrier_ok(ndev)) {
761 rc = wmi_pcp_stop(vif);
762 if (rc) {
763 wil_info(wil, "failed to stop AP, status %d\n",
764 rc);
765 /* continue */
766 }
767 wil_bcast_fini(vif);
768 netif_carrier_off(ndev);
769 }
770
771 return 0;
772}
773
774static int wil_cfg80211_del_iface(struct wiphy *wiphy,
775 struct wireless_dev *wdev)
776{
777 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
778 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
779 int rc;
780
781 wil_dbg_misc(wil, "del_iface\n");
782
783 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
784 if (wdev != wil->p2p_wdev) {
785 wil_err(wil, "delete of incorrect interface 0x%p\n",
786 wdev);
787 return -EINVAL;
788 }
789
790 wil_cfg80211_stop_p2p_device(wiphy, wdev);
791 wil_p2p_wdev_free(wil);
792 return 0;
793 }
794
795 if (vif->mid == 0) {
796 wil_err(wil, "cannot remove the main interface\n");
797 return -EINVAL;
798 }
799
800 rc = wil_vif_prepare_stop(vif);
801 if (rc)
802 goto out;
803
804 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n",
805 vif->mid, wdev->iftype, wdev->address);
806
807 wil_vif_remove(wil, vif->mid);
808out:
809 return rc;
810}
811
812static bool wil_is_safe_switch(enum nl80211_iftype from,
813 enum nl80211_iftype to)
814{
815 if (from == NL80211_IFTYPE_STATION &&
816 to == NL80211_IFTYPE_P2P_CLIENT)
817 return true;
818
819 return false;
820}
821
822static int wil_cfg80211_change_iface(struct wiphy *wiphy,
823 struct net_device *ndev,
824 enum nl80211_iftype type,
825 struct vif_params *params)
826{
827 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
828 struct wil6210_vif *vif = ndev_to_vif(ndev);
829 struct wireless_dev *wdev = vif_to_wdev(vif);
830 int rc;
831 bool fw_reset = false;
832
833 wil_dbg_misc(wil, "change_iface: type=%d\n", type);
834
835 if (wiphy->n_iface_combinations) {
836 rc = wil_cfg80211_validate_change_iface(wil, vif, type);
837 if (rc) {
838 wil_err(wil, "iface validation failed, err=%d\n", rc);
839 return rc;
840 }
841 }
842
843 /* do not reset FW when there are active VIFs,
844 * because it can cause significant disruption
845 */
846 if (!wil_has_other_active_ifaces(wil, ndev, true, false) &&
847 netif_running(ndev) && !wil_is_recovery_blocked(wil) &&
848 !wil_is_safe_switch(wdev->iftype, type)) {
849 wil_dbg_misc(wil, "interface is up. resetting...\n");
850 mutex_lock(&wil->mutex);
851 __wil_down(wil);
852 rc = __wil_up(wil);
853 mutex_unlock(&wil->mutex);
854
855 if (rc)
856 return rc;
857 fw_reset = true;
858 }
859
860 switch (type) {
861 case NL80211_IFTYPE_STATION:
862 case NL80211_IFTYPE_AP:
863 case NL80211_IFTYPE_P2P_CLIENT:
864 case NL80211_IFTYPE_P2P_GO:
865 break;
866 case NL80211_IFTYPE_MONITOR:
867 if (params->flags)
868 wil->monitor_flags = params->flags;
869 break;
870 default:
871 return -EOPNOTSUPP;
872 }
873
874 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) {
875 if (!fw_reset)
876 wil_vif_prepare_stop(vif);
877 rc = wmi_port_delete(wil, vif->mid);
878 if (rc)
879 return rc;
880 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type);
881 if (rc)
882 return rc;
883 }
884
885 wdev->iftype = type;
886 return 0;
887}
888
889static int wil_cfg80211_scan(struct wiphy *wiphy,
890 struct cfg80211_scan_request *request)
891{
892 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
893 struct wireless_dev *wdev = request->wdev;
894 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
895 struct {
896 struct wmi_start_scan_cmd cmd;
897 u16 chnl[4];
898 } __packed cmd;
899 uint i, n;
900 int rc;
901
902 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
903
904 /* scan is supported on client interfaces and on AP interface */
905 switch (wdev->iftype) {
906 case NL80211_IFTYPE_STATION:
907 case NL80211_IFTYPE_P2P_CLIENT:
908 case NL80211_IFTYPE_P2P_DEVICE:
909 case NL80211_IFTYPE_AP:
910 break;
911 default:
912 return -EOPNOTSUPP;
913 }
914
915 /* FW don't support scan after connection attempt */
916 if (test_bit(wil_status_dontscan, wil->status)) {
917 wil_err(wil, "Can't scan now\n");
918 return -EBUSY;
919 }
920
921 mutex_lock(&wil->mutex);
922
923 mutex_lock(&wil->vif_mutex);
924 if (vif->scan_request || vif->p2p.discovery_started) {
925 wil_err(wil, "Already scanning\n");
926 mutex_unlock(&wil->vif_mutex);
927 rc = -EAGAIN;
928 goto out;
929 }
930 mutex_unlock(&wil->vif_mutex);
931
932 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
933 if (!wil->p2p_dev_started) {
934 wil_err(wil, "P2P search requested on stopped P2P device\n");
935 rc = -EIO;
936 goto out;
937 }
938 /* social scan on P2P_DEVICE is handled as p2p search */
939 if (wil_p2p_is_social_scan(request)) {
940 vif->scan_request = request;
941 if (vif->mid == 0)
942 wil->radio_wdev = wdev;
943 rc = wil_p2p_search(vif, request);
944 if (rc) {
945 if (vif->mid == 0)
946 wil->radio_wdev =
947 wil->main_ndev->ieee80211_ptr;
948 vif->scan_request = NULL;
949 }
950 goto out;
951 }
952 }
953
954 (void)wil_p2p_stop_discovery(vif);
955
956 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
957 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
958
959 for (i = 0; i < request->n_ssids; i++) {
960 wil_dbg_misc(wil, "SSID[%d]", i);
961 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
962 request->ssids[i].ssid,
963 request->ssids[i].ssid_len, true);
964 }
965
966 if (request->n_ssids)
967 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len,
968 request->ssids[0].ssid);
969 else
970 rc = wmi_set_ssid(vif, 0, NULL);
971
972 if (rc) {
973 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
974 goto out;
975 }
976
977 vif->scan_request = request;
978 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO);
979
980 memset(&cmd, 0, sizeof(cmd));
981 cmd.cmd.scan_type = WMI_ACTIVE_SCAN;
982 cmd.cmd.num_channels = 0;
983 n = min(request->n_channels, 4U);
984 for (i = 0; i < n; i++) {
985 int ch = request->channels[i]->hw_value;
986
987 if (ch == 0) {
988 wil_err(wil,
989 "Scan requested for unknown frequency %dMhz\n",
990 request->channels[i]->center_freq);
991 continue;
992 }
993 /* 0-based channel indexes */
994 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
995 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
996 request->channels[i]->center_freq);
997 }
998
999 if (request->ie_len)
1000 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1,
1001 request->ie, request->ie_len, true);
1002 else
1003 wil_dbg_misc(wil, "Scan has no IE's\n");
1004
1005 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
1006 request->ie_len, request->ie);
1007 if (rc)
1008 goto out_restore;
1009
1010 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) {
1011 cmd.cmd.discovery_mode = 1;
1012 wil_dbg_misc(wil, "active scan with discovery_mode=1\n");
1013 }
1014
1015 if (vif->mid == 0)
1016 wil->radio_wdev = wdev;
1017 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid,
1018 &cmd, sizeof(cmd.cmd) +
1019 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
1020
1021out_restore:
1022 if (rc) {
1023 del_timer_sync(&vif->scan_timer);
1024 if (vif->mid == 0)
1025 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
1026 vif->scan_request = NULL;
1027 }
1028out:
1029 mutex_unlock(&wil->mutex);
1030 return rc;
1031}
1032
1033static void wil_cfg80211_abort_scan(struct wiphy *wiphy,
1034 struct wireless_dev *wdev)
1035{
1036 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1037 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1038
1039 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
1040
1041 mutex_lock(&wil->mutex);
1042 mutex_lock(&wil->vif_mutex);
1043
1044 if (!vif->scan_request)
1045 goto out;
1046
1047 if (wdev != vif->scan_request->wdev) {
1048 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n");
1049 goto out;
1050 }
1051
1052 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev)
1053 wil_p2p_stop_radio_operations(wil);
1054 else
1055 wil_abort_scan(vif, true);
1056
1057out:
1058 mutex_unlock(&wil->vif_mutex);
1059 mutex_unlock(&wil->mutex);
1060}
1061
1062static void wil_print_crypto(struct wil6210_priv *wil,
1063 struct cfg80211_crypto_settings *c)
1064{
1065 int i, n;
1066
1067 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
1068 c->wpa_versions, c->cipher_group);
1069 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
1070 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
1071 for (i = 0; i < n; i++)
1072 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1073 c->ciphers_pairwise[i]);
1074 wil_dbg_misc(wil, "}\n");
1075 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
1076 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
1077 for (i = 0; i < n; i++)
1078 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1079 c->akm_suites[i]);
1080 wil_dbg_misc(wil, "}\n");
1081 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
1082 c->control_port, be16_to_cpu(c->control_port_ethertype),
1083 c->control_port_no_encrypt);
1084}
1085
1086static const char *
1087wil_get_auth_type_name(enum nl80211_auth_type auth_type)
1088{
1089 switch (auth_type) {
1090 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1091 return "OPEN_SYSTEM";
1092 case NL80211_AUTHTYPE_SHARED_KEY:
1093 return "SHARED_KEY";
1094 case NL80211_AUTHTYPE_FT:
1095 return "FT";
1096 case NL80211_AUTHTYPE_NETWORK_EAP:
1097 return "NETWORK_EAP";
1098 case NL80211_AUTHTYPE_SAE:
1099 return "SAE";
1100 case NL80211_AUTHTYPE_AUTOMATIC:
1101 return "AUTOMATIC";
1102 default:
1103 return "unknown";
1104 }
1105}
1106static void wil_print_connect_params(struct wil6210_priv *wil,
1107 struct cfg80211_connect_params *sme)
1108{
1109 wil_info(wil, "Connecting to:\n");
1110 if (sme->channel) {
1111 wil_info(wil, " Channel: %d freq %d\n",
1112 sme->channel->hw_value, sme->channel->center_freq);
1113 }
1114 if (sme->bssid)
1115 wil_info(wil, " BSSID: %pM\n", sme->bssid);
1116 if (sme->ssid)
1117 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
1118 16, 1, sme->ssid, sme->ssid_len, true);
1119 if (sme->prev_bssid)
1120 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid);
1121 wil_info(wil, " Auth Type: %s\n",
1122 wil_get_auth_type_name(sme->auth_type));
1123 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
1124 wil_info(wil, " PBSS: %d\n", sme->pbss);
1125 wil_print_crypto(wil, &sme->crypto);
1126}
1127
1128static int wil_ft_connect(struct wiphy *wiphy,
1129 struct net_device *ndev,
1130 struct cfg80211_connect_params *sme)
1131{
1132 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1133 struct wil6210_vif *vif = ndev_to_vif(ndev);
1134 struct wmi_ft_auth_cmd auth_cmd;
1135 int rc;
1136
1137 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
1138 wil_err(wil, "FT: FW does not support FT roaming\n");
1139 return -EOPNOTSUPP;
1140 }
1141
1142 if (!sme->prev_bssid) {
1143 wil_err(wil, "FT: prev_bssid was not set\n");
1144 return -EINVAL;
1145 }
1146
1147 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) {
1148 wil_err(wil, "FT: can not roam to same AP\n");
1149 return -EINVAL;
1150 }
1151
1152 if (!test_bit(wil_vif_fwconnected, vif->status)) {
1153 wil_err(wil, "FT: roam while not connected\n");
1154 return -EINVAL;
1155 }
1156
1157 if (vif->privacy != sme->privacy) {
1158 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n",
1159 vif->privacy, sme->privacy);
1160 return -EINVAL;
1161 }
1162
1163 if (sme->pbss) {
1164 wil_err(wil, "FT: roam is not valid for PBSS\n");
1165 return -EINVAL;
1166 }
1167
1168 memset(&auth_cmd, 0, sizeof(auth_cmd));
1169 auth_cmd.channel = sme->channel->hw_value - 1;
1170 ether_addr_copy(auth_cmd.bssid, sme->bssid);
1171
1172 wil_info(wil, "FT: roaming\n");
1173
1174 set_bit(wil_vif_ft_roam, vif->status);
1175 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid,
1176 &auth_cmd, sizeof(auth_cmd));
1177 if (rc == 0)
1178 mod_timer(&vif->connect_timer,
1179 jiffies + msecs_to_jiffies(5000));
1180 else
1181 clear_bit(wil_vif_ft_roam, vif->status);
1182
1183 return rc;
1184}
1185
1186static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config,
1187 u8 edmg_channels, u8 *wmi_ch)
1188{
1189 if (!edmg_bw_config) {
1190 *wmi_ch = 0;
1191 return 0;
1192 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) {
1193 /* convert from edmg channel bitmap into edmg channel number */
1194 switch (edmg_channels) {
1195 case WIL_EDMG_CHANNEL_9_SUBCHANNELS:
1196 return wil_spec2wmi_ch(9, wmi_ch);
1197 case WIL_EDMG_CHANNEL_10_SUBCHANNELS:
1198 return wil_spec2wmi_ch(10, wmi_ch);
1199 case WIL_EDMG_CHANNEL_11_SUBCHANNELS:
1200 return wil_spec2wmi_ch(11, wmi_ch);
1201 default:
1202 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n",
1203 edmg_channels);
1204 return -EINVAL;
1205 }
1206 } else {
1207 wil_err(wil, "Unsupported EDMG BW configuration %d\n",
1208 edmg_bw_config);
1209 return -EINVAL;
1210 }
1211}
1212
1213static int wil_cfg80211_connect(struct wiphy *wiphy,
1214 struct net_device *ndev,
1215 struct cfg80211_connect_params *sme)
1216{
1217 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1218 struct wil6210_vif *vif = ndev_to_vif(ndev);
1219 struct cfg80211_bss *bss;
1220 struct wmi_connect_cmd conn;
1221 const u8 *ssid_eid;
1222 const u8 *rsn_eid;
1223 int ch;
1224 int rc = 0;
1225 bool is_ft_roam = false;
1226 u8 network_type;
1227 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS;
1228
1229 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid);
1230 wil_print_connect_params(wil, sme);
1231
1232 if (sme->auth_type == NL80211_AUTHTYPE_FT)
1233 is_ft_roam = true;
1234 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC &&
1235 test_bit(wil_vif_fwconnected, vif->status))
1236 is_ft_roam = true;
1237
1238 if (!is_ft_roam)
1239 if (test_bit(wil_vif_fwconnecting, vif->status) ||
1240 test_bit(wil_vif_fwconnected, vif->status))
1241 return -EALREADY;
1242
1243 if (sme->ie_len > WMI_MAX_IE_LEN) {
1244 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
1245 return -ERANGE;
1246 }
1247
1248 rsn_eid = sme->ie ?
1249 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
1250 NULL;
1251 if (sme->privacy && !rsn_eid) {
1252 wil_info(wil, "WSC connection\n");
1253 if (is_ft_roam) {
1254 wil_err(wil, "No WSC with FT roam\n");
1255 return -EINVAL;
1256 }
1257 }
1258
1259 if (sme->pbss)
1260 bss_type = IEEE80211_BSS_TYPE_PBSS;
1261
1262 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
1263 sme->ssid, sme->ssid_len,
1264 bss_type, IEEE80211_PRIVACY_ANY);
1265 if (!bss) {
1266 wil_err(wil, "Unable to find BSS\n");
1267 return -ENOENT;
1268 }
1269
1270 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
1271 if (!ssid_eid) {
1272 wil_err(wil, "No SSID\n");
1273 rc = -ENOENT;
1274 goto out;
1275 }
1276 vif->privacy = sme->privacy;
1277 vif->pbss = sme->pbss;
1278
1279 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
1280 if (rc)
1281 goto out;
1282
1283 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
1284 case WLAN_CAPABILITY_DMG_TYPE_AP:
1285 network_type = WMI_NETTYPE_INFRA;
1286 break;
1287 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
1288 network_type = WMI_NETTYPE_P2P;
1289 break;
1290 default:
1291 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
1292 bss->capability);
1293 rc = -EINVAL;
1294 goto out;
1295 }
1296
1297 ch = bss->channel->hw_value;
1298 if (ch == 0) {
1299 wil_err(wil, "BSS at unknown frequency %dMhz\n",
1300 bss->channel->center_freq);
1301 rc = -EOPNOTSUPP;
1302 goto out;
1303 }
1304
1305 if (is_ft_roam) {
1306 if (network_type != WMI_NETTYPE_INFRA) {
1307 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n",
1308 bss->capability);
1309 rc = -EINVAL;
1310 goto out;
1311 }
1312 rc = wil_ft_connect(wiphy, ndev, sme);
1313 if (rc == 0)
1314 vif->bss = bss;
1315 goto out;
1316 }
1317
1318 if (vif->privacy) {
1319 /* For secure assoc, remove old keys */
1320 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1321 WMI_KEY_USE_PAIRWISE);
1322 if (rc) {
1323 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1324 goto out;
1325 }
1326 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1327 WMI_KEY_USE_RX_GROUP);
1328 if (rc) {
1329 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1330 goto out;
1331 }
1332 }
1333
1334 /* WMI_CONNECT_CMD */
1335 memset(&conn, 0, sizeof(conn));
1336 conn.network_type = network_type;
1337 if (vif->privacy) {
1338 if (rsn_eid) { /* regular secure connection */
1339 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
1340 conn.auth_mode = WMI_AUTH_WPA2_PSK;
1341 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
1342 conn.pairwise_crypto_len = 16;
1343 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
1344 conn.group_crypto_len = 16;
1345 } else { /* WSC */
1346 conn.dot11_auth_mode = WMI_AUTH11_WSC;
1347 conn.auth_mode = WMI_AUTH_NONE;
1348 }
1349 } else { /* insecure connection */
1350 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
1351 conn.auth_mode = WMI_AUTH_NONE;
1352 }
1353
1354 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
1355 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
1356 conn.channel = ch - 1;
1357
1358 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config,
1359 sme->edmg.channels, &conn.edmg_channel);
1360 if (rc < 0)
1361 return rc;
1362
1363 ether_addr_copy(conn.bssid, bss->bssid);
1364 ether_addr_copy(conn.dst_mac, bss->bssid);
1365
1366 set_bit(wil_vif_fwconnecting, vif->status);
1367
1368 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn));
1369 if (rc == 0) {
1370 netif_carrier_on(ndev);
1371 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1372 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1373 vif->bss = bss;
1374 /* Connect can take lots of time */
1375 mod_timer(&vif->connect_timer,
1376 jiffies + msecs_to_jiffies(5000));
1377 } else {
1378 clear_bit(wil_vif_fwconnecting, vif->status);
1379 }
1380
1381 out:
1382 cfg80211_put_bss(wiphy, bss);
1383
1384 return rc;
1385}
1386
1387static int wil_cfg80211_disconnect(struct wiphy *wiphy,
1388 struct net_device *ndev,
1389 u16 reason_code)
1390{
1391 int rc;
1392 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1393 struct wil6210_vif *vif = ndev_to_vif(ndev);
1394
1395 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n",
1396 reason_code, vif->mid);
1397
1398 if (!(test_bit(wil_vif_fwconnecting, vif->status) ||
1399 test_bit(wil_vif_fwconnected, vif->status))) {
1400 wil_err(wil, "Disconnect was called while disconnected\n");
1401 return 0;
1402 }
1403
1404 vif->locally_generated_disc = true;
1405 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
1406 WMI_DISCONNECT_EVENTID, NULL, 0,
1407 WIL6210_DISCONNECT_TO_MS);
1408 if (rc)
1409 wil_err(wil, "disconnect error %d\n", rc);
1410
1411 return rc;
1412}
1413
1414static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1415{
1416 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1417 int rc;
1418
1419 /* these parameters are explicitly not supported */
1420 if (changed & (WIPHY_PARAM_RETRY_LONG |
1421 WIPHY_PARAM_FRAG_THRESHOLD |
1422 WIPHY_PARAM_RTS_THRESHOLD))
1423 return -ENOTSUPP;
1424
1425 if (changed & WIPHY_PARAM_RETRY_SHORT) {
1426 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
1427 if (rc)
1428 return rc;
1429 }
1430
1431 return 0;
1432}
1433
1434int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1435 struct cfg80211_mgmt_tx_params *params,
1436 u64 *cookie)
1437{
1438 const u8 *buf = params->buf;
1439 size_t len = params->len;
1440 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1441 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1442 int rc;
1443 bool tx_status;
1444
1445 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n",
1446 params->chan ? params->chan->hw_value : -1,
1447 params->offchan,
1448 params->wait);
1449
1450 /* Note, currently we support the "wait" parameter only on AP mode.
1451 * In other modes, user-space must call remain_on_channel before
1452 * mgmt_tx or listen on a channel other than active one.
1453 */
1454
1455 if (params->chan && params->chan->hw_value == 0) {
1456 wil_err(wil, "invalid channel\n");
1457 return -EINVAL;
1458 }
1459
1460 if (wdev->iftype != NL80211_IFTYPE_AP) {
1461 wil_dbg_misc(wil,
1462 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n");
1463 rc = wmi_mgmt_tx(vif, buf, len);
1464 goto out;
1465 }
1466
1467 if (!params->chan || params->chan->hw_value == vif->channel) {
1468 wil_dbg_misc(wil,
1469 "send WMI_SW_TX_REQ_CMDID for on-channel\n");
1470 rc = wmi_mgmt_tx(vif, buf, len);
1471 goto out;
1472 }
1473
1474 if (params->offchan == 0) {
1475 wil_err(wil,
1476 "invalid channel params: current %d requested %d, off-channel not allowed\n",
1477 vif->channel, params->chan->hw_value);
1478 return -EBUSY;
1479 }
1480
1481 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */
1482 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value,
1483 params->wait);
1484
1485out:
1486 /* when the sent packet was not acked by receiver(ACK=0), rc will
1487 * be -EAGAIN. In this case this function needs to return success,
1488 * the ACK=0 will be reflected in tx_status.
1489 */
1490 tx_status = (rc == 0);
1491 rc = (rc == -EAGAIN) ? 0 : rc;
1492 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
1493 tx_status, GFP_KERNEL);
1494
1495 return rc;
1496}
1497
1498static int wil_cfg80211_set_channel(struct wiphy *wiphy,
1499 struct cfg80211_chan_def *chandef)
1500{
1501 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1502
1503 wil->monitor_chandef = *chandef;
1504
1505 return 0;
1506}
1507
1508static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev,
1509 bool pairwise)
1510{
1511 struct wil6210_priv *wil = wdev_to_wil(wdev);
1512 enum wmi_key_usage rc;
1513
1514 if (pairwise) {
1515 rc = WMI_KEY_USE_PAIRWISE;
1516 } else {
1517 switch (wdev->iftype) {
1518 case NL80211_IFTYPE_STATION:
1519 case NL80211_IFTYPE_P2P_CLIENT:
1520 rc = WMI_KEY_USE_RX_GROUP;
1521 break;
1522 case NL80211_IFTYPE_AP:
1523 case NL80211_IFTYPE_P2P_GO:
1524 rc = WMI_KEY_USE_TX_GROUP;
1525 break;
1526 default:
1527 /* TODO: Rx GTK or Tx GTK? */
1528 wil_err(wil, "Can't determine GTK type\n");
1529 rc = WMI_KEY_USE_RX_GROUP;
1530 break;
1531 }
1532 }
1533 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]);
1534
1535 return rc;
1536}
1537
1538static struct wil_sta_info *
1539wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid,
1540 enum wmi_key_usage key_usage, const u8 *mac_addr)
1541{
1542 int cid = -EINVAL;
1543
1544 if (key_usage == WMI_KEY_USE_TX_GROUP)
1545 return NULL; /* not needed */
1546
1547 /* supplicant provides Rx group key in STA mode with NULL MAC address */
1548 if (mac_addr)
1549 cid = wil_find_cid(wil, mid, mac_addr);
1550 else if (key_usage == WMI_KEY_USE_RX_GROUP)
1551 cid = wil_find_cid_by_idx(wil, mid, 0);
1552 if (cid < 0) {
1553 wil_err(wil, "No CID for %pM %s\n", mac_addr,
1554 key_usage_str[key_usage]);
1555 return ERR_PTR(cid);
1556 }
1557
1558 return &wil->sta[cid];
1559}
1560
1561void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
1562 struct wil_sta_info *cs,
1563 struct key_params *params)
1564{
1565 struct wil_tid_crypto_rx_single *cc;
1566 int tid;
1567
1568 if (!cs)
1569 return;
1570
1571 switch (key_usage) {
1572 case WMI_KEY_USE_STORE_PTK:
1573 case WMI_KEY_USE_PAIRWISE:
1574 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1575 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1576 if (params->seq)
1577 memcpy(cc->pn, params->seq,
1578 IEEE80211_GCMP_PN_LEN);
1579 else
1580 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1581 cc->key_set = true;
1582 }
1583 break;
1584 case WMI_KEY_USE_RX_GROUP:
1585 cc = &cs->group_crypto_rx.key_id[key_index];
1586 if (params->seq)
1587 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
1588 else
1589 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1590 cc->key_set = true;
1591 break;
1592 default:
1593 break;
1594 }
1595}
1596
1597static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
1598 struct wil_sta_info *cs)
1599{
1600 struct wil_tid_crypto_rx_single *cc;
1601 int tid;
1602
1603 if (!cs)
1604 return;
1605
1606 switch (key_usage) {
1607 case WMI_KEY_USE_PAIRWISE:
1608 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1609 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1610 cc->key_set = false;
1611 }
1612 break;
1613 case WMI_KEY_USE_RX_GROUP:
1614 cc = &cs->group_crypto_rx.key_id[key_index];
1615 cc->key_set = false;
1616 break;
1617 default:
1618 break;
1619 }
1620}
1621
1622static int wil_cfg80211_add_key(struct wiphy *wiphy,
1623 struct net_device *ndev, int link_id,
1624 u8 key_index, bool pairwise,
1625 const u8 *mac_addr,
1626 struct key_params *params)
1627{
1628 int rc;
1629 struct wil6210_vif *vif = ndev_to_vif(ndev);
1630 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1631 struct wireless_dev *wdev = vif_to_wdev(vif);
1632 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1633 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1634 key_usage,
1635 mac_addr);
1636
1637 if (!params) {
1638 wil_err(wil, "NULL params\n");
1639 return -EINVAL;
1640 }
1641
1642 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n",
1643 mac_addr, key_usage_str[key_usage], key_index,
1644 params->seq_len, params->seq);
1645
1646 if (IS_ERR(cs)) {
1647 /* in FT, sta info may not be available as add_key may be
1648 * sent by host before FW sends WMI_CONNECT_EVENT
1649 */
1650 if (!test_bit(wil_vif_ft_roam, vif->status)) {
1651 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n",
1652 mac_addr, key_usage_str[key_usage], key_index,
1653 params->seq_len, params->seq);
1654 return -EINVAL;
1655 }
1656 } else {
1657 wil_del_rx_key(key_index, key_usage, cs);
1658 }
1659
1660 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
1661 wil_err(wil,
1662 "Wrong PN len %d, %pM %s[%d] PN %*phN\n",
1663 params->seq_len, mac_addr,
1664 key_usage_str[key_usage], key_index,
1665 params->seq_len, params->seq);
1666 return -EINVAL;
1667 }
1668
1669 spin_lock_bh(&wil->eap_lock);
1670 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION &&
1671 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED ||
1672 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) {
1673 key_usage = WMI_KEY_USE_STORE_PTK;
1674 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT;
1675 wil_dbg_misc(wil, "Store EAPOL key\n");
1676 }
1677 spin_unlock_bh(&wil->eap_lock);
1678
1679 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len,
1680 params->key, key_usage);
1681 if (!rc && !IS_ERR(cs)) {
1682 /* update local storage used for AP recovery */
1683 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key &&
1684 params->key_len <= WMI_MAX_KEY_LEN) {
1685 vif->gtk_index = key_index;
1686 memcpy(vif->gtk, params->key, params->key_len);
1687 vif->gtk_len = params->key_len;
1688 }
1689 /* in FT set crypto will take place upon receiving
1690 * WMI_RING_EN_EVENTID event
1691 */
1692 wil_set_crypto_rx(key_index, key_usage, cs, params);
1693 }
1694
1695 return rc;
1696}
1697
1698static int wil_cfg80211_del_key(struct wiphy *wiphy,
1699 struct net_device *ndev, int link_id,
1700 u8 key_index, bool pairwise,
1701 const u8 *mac_addr)
1702{
1703 struct wil6210_vif *vif = ndev_to_vif(ndev);
1704 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1705 struct wireless_dev *wdev = vif_to_wdev(vif);
1706 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1707 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1708 key_usage,
1709 mac_addr);
1710
1711 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr,
1712 key_usage_str[key_usage], key_index);
1713
1714 if (IS_ERR(cs))
1715 wil_info(wil, "Not connected, %pM %s[%d]\n",
1716 mac_addr, key_usage_str[key_usage], key_index);
1717
1718 if (!IS_ERR_OR_NULL(cs))
1719 wil_del_rx_key(key_index, key_usage, cs);
1720
1721 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage);
1722}
1723
1724/* Need to be present or wiphy_new() will WARN */
1725static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
1726 struct net_device *ndev, int link_id,
1727 u8 key_index, bool unicast,
1728 bool multicast)
1729{
1730 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1731
1732 wil_dbg_misc(wil, "set_default_key: entered\n");
1733 return 0;
1734}
1735
1736static int wil_remain_on_channel(struct wiphy *wiphy,
1737 struct wireless_dev *wdev,
1738 struct ieee80211_channel *chan,
1739 unsigned int duration,
1740 u64 *cookie)
1741{
1742 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1743 int rc;
1744
1745 wil_dbg_misc(wil,
1746 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n",
1747 chan->center_freq, duration, wdev->iftype);
1748
1749 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie);
1750 return rc;
1751}
1752
1753static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
1754 struct wireless_dev *wdev,
1755 u64 cookie)
1756{
1757 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1758 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1759
1760 wil_dbg_misc(wil, "cancel_remain_on_channel\n");
1761
1762 return wil_p2p_cancel_listen(vif, cookie);
1763}
1764
1765/*
1766 * find a specific IE in a list of IEs
1767 * return a pointer to the beginning of IE in the list
1768 * or NULL if not found
1769 */
1770static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie,
1771 u16 ie_len)
1772{
1773 struct ieee80211_vendor_ie *vie;
1774 u32 oui;
1775
1776 /* IE tag at offset 0, length at offset 1 */
1777 if (ie_len < 2 || 2 + ie[1] > ie_len)
1778 return NULL;
1779
1780 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC)
1781 return cfg80211_find_ie(ie[0], ies, ies_len);
1782
1783 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */
1784 if (ie[1] < 4)
1785 return NULL;
1786 vie = (struct ieee80211_vendor_ie *)ie;
1787 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2];
1788 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies,
1789 ies_len);
1790}
1791
1792/*
1793 * merge the IEs in two lists into a single list.
1794 * do not include IEs from the second list which exist in the first list.
1795 * add only vendor specific IEs from second list to keep
1796 * the merged list sorted (since vendor-specific IE has the
1797 * highest tag number)
1798 * caller must free the allocated memory for merged IEs
1799 */
1800static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
1801 const u8 *ies2, u16 ies2_len,
1802 u8 **merged_ies, u16 *merged_len)
1803{
1804 u8 *buf, *dpos;
1805 const u8 *spos;
1806
1807 if (!ies1)
1808 ies1_len = 0;
1809
1810 if (!ies2)
1811 ies2_len = 0;
1812
1813 if (ies1_len == 0 && ies2_len == 0) {
1814 *merged_ies = NULL;
1815 *merged_len = 0;
1816 return 0;
1817 }
1818
1819 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
1820 if (!buf)
1821 return -ENOMEM;
1822 if (ies1)
1823 memcpy(buf, ies1, ies1_len);
1824 dpos = buf + ies1_len;
1825 spos = ies2;
1826 while (spos && (spos + 1 < ies2 + ies2_len)) {
1827 /* IE tag at offset 0, length at offset 1 */
1828 u16 ielen = 2 + spos[1];
1829
1830 if (spos + ielen > ies2 + ies2_len)
1831 break;
1832 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
1833 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
1834 spos, ielen))) {
1835 memcpy(dpos, spos, ielen);
1836 dpos += ielen;
1837 }
1838 spos += ielen;
1839 }
1840
1841 *merged_ies = buf;
1842 *merged_len = dpos - buf;
1843 return 0;
1844}
1845
1846static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
1847{
1848 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1,
1849 b->head, b->head_len, true);
1850 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1,
1851 b->tail, b->tail_len, true);
1852 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1,
1853 b->beacon_ies, b->beacon_ies_len, true);
1854 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1,
1855 b->probe_resp, b->probe_resp_len, true);
1856 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1,
1857 b->proberesp_ies, b->proberesp_ies_len, true);
1858 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1,
1859 b->assocresp_ies, b->assocresp_ies_len, true);
1860}
1861
1862/* internal functions for device reset and starting AP */
1863static u8 *
1864_wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len,
1865 u16 *ies_len)
1866{
1867 u8 *ies = NULL;
1868
1869 if (proberesp) {
1870 struct ieee80211_mgmt *f =
1871 (struct ieee80211_mgmt *)proberesp;
1872 size_t hlen = offsetof(struct ieee80211_mgmt,
1873 u.probe_resp.variable);
1874
1875 ies = f->u.probe_resp.variable;
1876 if (ies_len)
1877 *ies_len = proberesp_len - hlen;
1878 }
1879
1880 return ies;
1881}
1882
1883static int _wil_cfg80211_set_ies(struct wil6210_vif *vif,
1884 struct cfg80211_beacon_data *bcon)
1885{
1886 int rc;
1887 u16 len = 0, proberesp_len = 0;
1888 u8 *ies = NULL, *proberesp;
1889
1890 /* update local storage used for AP recovery */
1891 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp,
1892 bcon->probe_resp_len);
1893 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len,
1894 bcon->proberesp_ies, bcon->proberesp_ies_len);
1895 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len,
1896 bcon->assocresp_ies, bcon->assocresp_ies_len);
1897
1898 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1899 bcon->probe_resp_len,
1900 &proberesp_len);
1901 rc = _wil_cfg80211_merge_extra_ies(proberesp,
1902 proberesp_len,
1903 bcon->proberesp_ies,
1904 bcon->proberesp_ies_len,
1905 &ies, &len);
1906
1907 if (rc)
1908 goto out;
1909
1910 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies);
1911 if (rc)
1912 goto out;
1913
1914 if (bcon->assocresp_ies)
1915 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP,
1916 bcon->assocresp_ies_len, bcon->assocresp_ies);
1917 else
1918 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies);
1919#if 0 /* to use beacon IE's, remove this #if 0 */
1920 if (rc)
1921 goto out;
1922
1923 rc = wmi_set_ie(vif, WMI_FRAME_BEACON,
1924 bcon->tail_len, bcon->tail);
1925#endif
1926out:
1927 kfree(ies);
1928 return rc;
1929}
1930
1931static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
1932 struct net_device *ndev,
1933 const u8 *ssid, size_t ssid_len, u32 privacy,
1934 int bi, u8 chan, u8 wmi_edmg_channel,
1935 struct cfg80211_beacon_data *bcon,
1936 u8 hidden_ssid, u32 pbss)
1937{
1938 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1939 struct wil6210_vif *vif = ndev_to_vif(ndev);
1940 int rc;
1941 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1942 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
1943 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO);
1944 u16 proberesp_len = 0;
1945 u8 *proberesp;
1946 bool ft = false;
1947
1948 if (pbss)
1949 wmi_nettype = WMI_NETTYPE_P2P;
1950
1951 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go);
1952 if (is_go && !pbss) {
1953 wil_err(wil, "P2P GO must be in PBSS\n");
1954 return -ENOTSUPP;
1955 }
1956
1957 wil_set_recovery_state(wil, fw_recovery_idle);
1958
1959 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1960 bcon->probe_resp_len,
1961 &proberesp_len);
1962 /* check that the probe response IEs has a MDE */
1963 if ((proberesp && proberesp_len > 0 &&
1964 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN,
1965 proberesp,
1966 proberesp_len)))
1967 ft = true;
1968
1969 if (ft) {
1970 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING,
1971 wil->fw_capabilities)) {
1972 wil_err(wil, "FW does not support FT roaming\n");
1973 return -ENOTSUPP;
1974 }
1975 set_bit(wil_vif_ft_roam, vif->status);
1976 }
1977
1978 mutex_lock(&wil->mutex);
1979
1980 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) {
1981 __wil_down(wil);
1982 rc = __wil_up(wil);
1983 if (rc)
1984 goto out;
1985 }
1986
1987 rc = wmi_set_ssid(vif, ssid_len, ssid);
1988 if (rc)
1989 goto out;
1990
1991 rc = _wil_cfg80211_set_ies(vif, bcon);
1992 if (rc)
1993 goto out;
1994
1995 vif->privacy = privacy;
1996 vif->channel = chan;
1997 vif->wmi_edmg_channel = wmi_edmg_channel;
1998 vif->hidden_ssid = hidden_ssid;
1999 vif->pbss = pbss;
2000 vif->bi = bi;
2001 memcpy(vif->ssid, ssid, ssid_len);
2002 vif->ssid_len = ssid_len;
2003
2004 netif_carrier_on(ndev);
2005 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2006 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
2007
2008 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel,
2009 hidden_ssid, is_go);
2010 if (rc)
2011 goto err_pcp_start;
2012
2013 rc = wil_bcast_init(vif);
2014 if (rc)
2015 goto err_bcast;
2016
2017 goto out; /* success */
2018
2019err_bcast:
2020 wmi_pcp_stop(vif);
2021err_pcp_start:
2022 netif_carrier_off(ndev);
2023 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2024 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2025out:
2026 mutex_unlock(&wil->mutex);
2027 return rc;
2028}
2029
2030void wil_cfg80211_ap_recovery(struct wil6210_priv *wil)
2031{
2032 int rc, i;
2033 struct wiphy *wiphy = wil_to_wiphy(wil);
2034
2035 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
2036 struct wil6210_vif *vif = wil->vifs[i];
2037 struct net_device *ndev;
2038 struct cfg80211_beacon_data bcon = {};
2039 struct key_params key_params = {};
2040
2041 if (!vif || vif->ssid_len == 0)
2042 continue;
2043
2044 ndev = vif_to_ndev(vif);
2045 bcon.proberesp_ies = vif->proberesp_ies;
2046 bcon.assocresp_ies = vif->assocresp_ies;
2047 bcon.probe_resp = vif->proberesp;
2048 bcon.proberesp_ies_len = vif->proberesp_ies_len;
2049 bcon.assocresp_ies_len = vif->assocresp_ies_len;
2050 bcon.probe_resp_len = vif->proberesp_len;
2051
2052 wil_info(wil,
2053 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n",
2054 i, vif->privacy, vif->bi, vif->channel,
2055 vif->hidden_ssid, vif->pbss);
2056 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2057 vif->ssid, vif->ssid_len, true);
2058 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2059 vif->ssid, vif->ssid_len,
2060 vif->privacy, vif->bi,
2061 vif->channel,
2062 vif->wmi_edmg_channel, &bcon,
2063 vif->hidden_ssid, vif->pbss);
2064 if (rc) {
2065 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc);
2066 continue;
2067 }
2068
2069 if (!vif->privacy || vif->gtk_len == 0)
2070 continue;
2071
2072 key_params.key = vif->gtk;
2073 key_params.key_len = vif->gtk_len;
2074 key_params.seq_len = IEEE80211_GCMP_PN_LEN;
2075 rc = wil_cfg80211_add_key(wiphy, ndev, -1, vif->gtk_index,
2076 false, NULL, &key_params);
2077 if (rc)
2078 wil_err(wil, "vif %d recovery add key failed (%d)\n",
2079 i, rc);
2080 }
2081}
2082
2083static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
2084 struct net_device *ndev,
2085 struct cfg80211_ap_update *params)
2086{
2087 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2088 struct wireless_dev *wdev = ndev->ieee80211_ptr;
2089 struct wil6210_vif *vif = ndev_to_vif(ndev);
2090 struct cfg80211_beacon_data *bcon = ¶ms->beacon;
2091 int rc;
2092 u32 privacy = 0;
2093
2094 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid);
2095 wil_print_bcon_data(bcon);
2096
2097 if (bcon->tail &&
2098 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail,
2099 bcon->tail_len))
2100 privacy = 1;
2101
2102 memcpy(vif->ssid, wdev->u.ap.ssid, wdev->u.ap.ssid_len);
2103 vif->ssid_len = wdev->u.ap.ssid_len;
2104
2105 /* in case privacy has changed, need to restart the AP */
2106 if (vif->privacy != privacy) {
2107 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
2108 vif->privacy, privacy);
2109
2110 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid,
2111 vif->ssid_len, privacy,
2112 wdev->links[0].ap.beacon_interval,
2113 vif->channel,
2114 vif->wmi_edmg_channel, bcon,
2115 vif->hidden_ssid,
2116 vif->pbss);
2117 } else {
2118 rc = _wil_cfg80211_set_ies(vif, bcon);
2119 }
2120
2121 return rc;
2122}
2123
2124static int wil_cfg80211_start_ap(struct wiphy *wiphy,
2125 struct net_device *ndev,
2126 struct cfg80211_ap_settings *info)
2127{
2128 int rc;
2129 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2130 struct ieee80211_channel *channel = info->chandef.chan;
2131 struct cfg80211_beacon_data *bcon = &info->beacon;
2132 struct cfg80211_crypto_settings *crypto = &info->crypto;
2133 u8 wmi_edmg_channel;
2134 u8 hidden_ssid;
2135
2136 wil_dbg_misc(wil, "start_ap\n");
2137
2138 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config,
2139 info->chandef.edmg.channels,
2140 &wmi_edmg_channel);
2141 if (rc < 0)
2142 return rc;
2143
2144 if (!channel) {
2145 wil_err(wil, "AP: No channel???\n");
2146 return -EINVAL;
2147 }
2148
2149 switch (info->hidden_ssid) {
2150 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2151 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
2152 break;
2153
2154 case NL80211_HIDDEN_SSID_ZERO_LEN:
2155 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
2156 break;
2157
2158 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2159 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
2160 break;
2161
2162 default:
2163 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
2164 return -EOPNOTSUPP;
2165 }
2166 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
2167 channel->center_freq, info->privacy ? "secure" : "open");
2168 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
2169 info->privacy, info->auth_type);
2170 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
2171 info->hidden_ssid);
2172 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
2173 info->dtim_period);
2174 wil_dbg_misc(wil, "PBSS %d\n", info->pbss);
2175 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2176 info->ssid, info->ssid_len, true);
2177 wil_print_bcon_data(bcon);
2178 wil_print_crypto(wil, crypto);
2179
2180 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2181 info->ssid, info->ssid_len, info->privacy,
2182 info->beacon_interval, channel->hw_value,
2183 wmi_edmg_channel, bcon, hidden_ssid,
2184 info->pbss);
2185
2186 return rc;
2187}
2188
2189static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
2190 struct net_device *ndev,
2191 unsigned int link_id)
2192{
2193 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2194 struct wil6210_vif *vif = ndev_to_vif(ndev);
2195 bool last;
2196
2197 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid);
2198
2199 netif_carrier_off(ndev);
2200 last = !wil_has_other_active_ifaces(wil, ndev, false, true);
2201 if (last) {
2202 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2203 wil_set_recovery_state(wil, fw_recovery_idle);
2204 set_bit(wil_status_resetting, wil->status);
2205 }
2206
2207 mutex_lock(&wil->mutex);
2208
2209 wmi_pcp_stop(vif);
2210 clear_bit(wil_vif_ft_roam, vif->status);
2211 vif->ssid_len = 0;
2212 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0);
2213 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0);
2214 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0);
2215 memset(vif->gtk, 0, WMI_MAX_KEY_LEN);
2216 vif->gtk_len = 0;
2217
2218 if (last)
2219 __wil_down(wil);
2220 else
2221 wil_bcast_fini(vif);
2222
2223 mutex_unlock(&wil->mutex);
2224
2225 return 0;
2226}
2227
2228static int wil_cfg80211_add_station(struct wiphy *wiphy,
2229 struct net_device *dev,
2230 const u8 *mac,
2231 struct station_parameters *params)
2232{
2233 struct wil6210_vif *vif = ndev_to_vif(dev);
2234 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2235
2236 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n",
2237 mac, params->aid, vif->mid,
2238 params->sta_flags_mask, params->sta_flags_set);
2239
2240 if (!disable_ap_sme) {
2241 wil_err(wil, "not supported with AP SME enabled\n");
2242 return -EOPNOTSUPP;
2243 }
2244
2245 if (params->aid > WIL_MAX_DMG_AID) {
2246 wil_err(wil, "invalid aid\n");
2247 return -EINVAL;
2248 }
2249
2250 return wmi_new_sta(vif, mac, params->aid);
2251}
2252
2253static int wil_cfg80211_del_station(struct wiphy *wiphy,
2254 struct net_device *dev,
2255 struct station_del_parameters *params)
2256{
2257 struct wil6210_vif *vif = ndev_to_vif(dev);
2258 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2259
2260 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n",
2261 params->mac, params->reason_code, vif->mid);
2262
2263 mutex_lock(&wil->mutex);
2264 wil6210_disconnect(vif, params->mac, params->reason_code);
2265 mutex_unlock(&wil->mutex);
2266
2267 return 0;
2268}
2269
2270static int wil_cfg80211_change_station(struct wiphy *wiphy,
2271 struct net_device *dev,
2272 const u8 *mac,
2273 struct station_parameters *params)
2274{
2275 struct wil6210_vif *vif = ndev_to_vif(dev);
2276 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2277 int authorize;
2278 int cid, i;
2279 struct wil_ring_tx_data *txdata = NULL;
2280
2281 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n",
2282 mac, params->sta_flags_mask, params->sta_flags_set,
2283 vif->mid);
2284
2285 if (!disable_ap_sme) {
2286 wil_dbg_misc(wil, "not supported with AP SME enabled\n");
2287 return -EOPNOTSUPP;
2288 }
2289
2290 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
2291 return 0;
2292
2293 cid = wil_find_cid(wil, vif->mid, mac);
2294 if (cid < 0) {
2295 wil_err(wil, "station not found\n");
2296 return -ENOLINK;
2297 }
2298
2299 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++)
2300 if (wil->ring2cid_tid[i][0] == cid) {
2301 txdata = &wil->ring_tx_data[i];
2302 break;
2303 }
2304
2305 if (!txdata) {
2306 wil_err(wil, "ring data not found\n");
2307 return -ENOLINK;
2308 }
2309
2310 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED);
2311 txdata->dot1x_open = authorize ? 1 : 0;
2312 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i,
2313 txdata->dot1x_open);
2314
2315 return 0;
2316}
2317
2318/* probe_client handling */
2319static void wil_probe_client_handle(struct wil6210_priv *wil,
2320 struct wil6210_vif *vif,
2321 struct wil_probe_client_req *req)
2322{
2323 struct net_device *ndev = vif_to_ndev(vif);
2324 struct wil_sta_info *sta = &wil->sta[req->cid];
2325 /* assume STA is alive if it is still connected,
2326 * else FW will disconnect it
2327 */
2328 bool alive = (sta->status == wil_sta_connected);
2329
2330 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive,
2331 0, false, GFP_KERNEL);
2332}
2333
2334static struct list_head *next_probe_client(struct wil6210_vif *vif)
2335{
2336 struct list_head *ret = NULL;
2337
2338 mutex_lock(&vif->probe_client_mutex);
2339
2340 if (!list_empty(&vif->probe_client_pending)) {
2341 ret = vif->probe_client_pending.next;
2342 list_del(ret);
2343 }
2344
2345 mutex_unlock(&vif->probe_client_mutex);
2346
2347 return ret;
2348}
2349
2350void wil_probe_client_worker(struct work_struct *work)
2351{
2352 struct wil6210_vif *vif = container_of(work, struct wil6210_vif,
2353 probe_client_worker);
2354 struct wil6210_priv *wil = vif_to_wil(vif);
2355 struct wil_probe_client_req *req;
2356 struct list_head *lh;
2357
2358 while ((lh = next_probe_client(vif)) != NULL) {
2359 req = list_entry(lh, struct wil_probe_client_req, list);
2360
2361 wil_probe_client_handle(wil, vif, req);
2362 kfree(req);
2363 }
2364}
2365
2366void wil_probe_client_flush(struct wil6210_vif *vif)
2367{
2368 struct wil_probe_client_req *req, *t;
2369 struct wil6210_priv *wil = vif_to_wil(vif);
2370
2371 wil_dbg_misc(wil, "probe_client_flush\n");
2372
2373 mutex_lock(&vif->probe_client_mutex);
2374
2375 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) {
2376 list_del(&req->list);
2377 kfree(req);
2378 }
2379
2380 mutex_unlock(&vif->probe_client_mutex);
2381}
2382
2383static int wil_cfg80211_probe_client(struct wiphy *wiphy,
2384 struct net_device *dev,
2385 const u8 *peer, u64 *cookie)
2386{
2387 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2388 struct wil6210_vif *vif = ndev_to_vif(dev);
2389 struct wil_probe_client_req *req;
2390 int cid = wil_find_cid(wil, vif->mid, peer);
2391
2392 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n",
2393 peer, cid, vif->mid);
2394
2395 if (cid < 0)
2396 return -ENOLINK;
2397
2398 req = kzalloc(sizeof(*req), GFP_KERNEL);
2399 if (!req)
2400 return -ENOMEM;
2401
2402 req->cid = cid;
2403 req->cookie = cid;
2404
2405 mutex_lock(&vif->probe_client_mutex);
2406 list_add_tail(&req->list, &vif->probe_client_pending);
2407 mutex_unlock(&vif->probe_client_mutex);
2408
2409 *cookie = req->cookie;
2410 queue_work(wil->wq_service, &vif->probe_client_worker);
2411 return 0;
2412}
2413
2414static int wil_cfg80211_change_bss(struct wiphy *wiphy,
2415 struct net_device *dev,
2416 struct bss_parameters *params)
2417{
2418 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2419 struct wil6210_vif *vif = ndev_to_vif(dev);
2420
2421 if (params->ap_isolate >= 0) {
2422 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n",
2423 vif->mid, vif->ap_isolate, params->ap_isolate);
2424 vif->ap_isolate = params->ap_isolate;
2425 }
2426
2427 return 0;
2428}
2429
2430static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
2431 struct net_device *dev,
2432 bool enabled, int timeout)
2433{
2434 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2435 enum wmi_ps_profile_type ps_profile;
2436
2437 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n",
2438 enabled, timeout);
2439
2440 if (enabled)
2441 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
2442 else
2443 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED;
2444
2445 return wil_ps_update(wil, ps_profile);
2446}
2447
2448static int wil_cfg80211_suspend(struct wiphy *wiphy,
2449 struct cfg80211_wowlan *wow)
2450{
2451 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2452 int rc;
2453
2454 /* Setting the wakeup trigger based on wow is TBD */
2455
2456 if (test_bit(wil_status_suspended, wil->status)) {
2457 wil_dbg_pm(wil, "trying to suspend while suspended\n");
2458 return 0;
2459 }
2460
2461 rc = wil_can_suspend(wil, false);
2462 if (rc)
2463 goto out;
2464
2465 wil_dbg_pm(wil, "suspending\n");
2466
2467 mutex_lock(&wil->mutex);
2468 mutex_lock(&wil->vif_mutex);
2469 wil_p2p_stop_radio_operations(wil);
2470 wil_abort_scan_all_vifs(wil, true);
2471 mutex_unlock(&wil->vif_mutex);
2472 mutex_unlock(&wil->mutex);
2473
2474out:
2475 return rc;
2476}
2477
2478static int wil_cfg80211_resume(struct wiphy *wiphy)
2479{
2480 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2481
2482 wil_dbg_pm(wil, "resuming\n");
2483
2484 return 0;
2485}
2486
2487static int
2488wil_cfg80211_sched_scan_start(struct wiphy *wiphy,
2489 struct net_device *dev,
2490 struct cfg80211_sched_scan_request *request)
2491{
2492 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2493 struct wil6210_vif *vif = ndev_to_vif(dev);
2494 int i, rc;
2495
2496 if (vif->mid != 0)
2497 return -EOPNOTSUPP;
2498
2499 wil_dbg_misc(wil,
2500 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n",
2501 request->n_ssids, request->ie_len, request->flags);
2502 for (i = 0; i < request->n_ssids; i++) {
2503 wil_dbg_misc(wil, "SSID[%d]:", i);
2504 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2505 request->ssids[i].ssid,
2506 request->ssids[i].ssid_len, true);
2507 }
2508 wil_dbg_misc(wil, "channels:");
2509 for (i = 0; i < request->n_channels; i++)
2510 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value,
2511 i == request->n_channels - 1 ? "\n" : "");
2512 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n",
2513 request->n_match_sets, request->min_rssi_thold,
2514 request->delay);
2515 for (i = 0; i < request->n_match_sets; i++) {
2516 struct cfg80211_match_set *ms = &request->match_sets[i];
2517
2518 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n",
2519 i, ms->rssi_thold);
2520 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2521 ms->ssid.ssid,
2522 ms->ssid.ssid_len, true);
2523 }
2524 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans);
2525 for (i = 0; i < request->n_scan_plans; i++) {
2526 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i];
2527
2528 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n",
2529 i, sp->interval, sp->iterations);
2530 }
2531
2532 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
2533 request->ie_len, request->ie);
2534 if (rc)
2535 return rc;
2536 return wmi_start_sched_scan(wil, request);
2537}
2538
2539static int
2540wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2541 u64 reqid)
2542{
2543 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2544 struct wil6210_vif *vif = ndev_to_vif(dev);
2545 int rc;
2546
2547 if (vif->mid != 0)
2548 return -EOPNOTSUPP;
2549
2550 rc = wmi_stop_sched_scan(wil);
2551 /* device would return error if it thinks PNO is already stopped.
2552 * ignore the return code so user space and driver gets back in-sync
2553 */
2554 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc);
2555
2556 return 0;
2557}
2558
2559static int
2560wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev,
2561 struct cfg80211_update_ft_ies_params *ftie)
2562{
2563 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2564 struct wil6210_vif *vif = ndev_to_vif(dev);
2565 struct cfg80211_bss *bss;
2566 struct wmi_ft_reassoc_cmd reassoc;
2567 int rc = 0;
2568
2569 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid);
2570 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1,
2571 ftie->ie, ftie->ie_len, true);
2572
2573 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
2574 wil_err(wil, "FW does not support FT roaming\n");
2575 return -EOPNOTSUPP;
2576 }
2577
2578 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie);
2579 if (rc)
2580 return rc;
2581
2582 if (!test_bit(wil_vif_ft_roam, vif->status))
2583 /* vif is not roaming */
2584 return 0;
2585
2586 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as
2587 * a trigger for reassoc
2588 */
2589
2590 bss = vif->bss;
2591 if (!bss) {
2592 wil_err(wil, "FT: bss is NULL\n");
2593 return -EINVAL;
2594 }
2595
2596 memset(&reassoc, 0, sizeof(reassoc));
2597 ether_addr_copy(reassoc.bssid, bss->bssid);
2598
2599 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid,
2600 &reassoc, sizeof(reassoc));
2601 if (rc)
2602 wil_err(wil, "FT: reassoc failed (%d)\n", rc);
2603
2604 return rc;
2605}
2606
2607static int wil_cfg80211_set_multicast_to_unicast(struct wiphy *wiphy,
2608 struct net_device *dev,
2609 const bool enabled)
2610{
2611 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2612
2613 if (wil->multicast_to_unicast == enabled)
2614 return 0;
2615
2616 wil_info(wil, "set multicast to unicast, enabled=%d\n", enabled);
2617 wil->multicast_to_unicast = enabled;
2618
2619 return 0;
2620}
2621
2622static int wil_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
2623 struct net_device *dev,
2624 s32 rssi_thold, u32 rssi_hyst)
2625{
2626 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2627 int rc;
2628
2629 wil->cqm_rssi_thold = rssi_thold;
2630
2631 rc = wmi_set_cqm_rssi_config(wil, rssi_thold, rssi_hyst);
2632 if (rc)
2633 /* reset stored value upon failure */
2634 wil->cqm_rssi_thold = 0;
2635
2636 return rc;
2637}
2638
2639static const struct cfg80211_ops wil_cfg80211_ops = {
2640 .add_virtual_intf = wil_cfg80211_add_iface,
2641 .del_virtual_intf = wil_cfg80211_del_iface,
2642 .scan = wil_cfg80211_scan,
2643 .abort_scan = wil_cfg80211_abort_scan,
2644 .connect = wil_cfg80211_connect,
2645 .disconnect = wil_cfg80211_disconnect,
2646 .set_wiphy_params = wil_cfg80211_set_wiphy_params,
2647 .change_virtual_intf = wil_cfg80211_change_iface,
2648 .get_station = wil_cfg80211_get_station,
2649 .dump_station = wil_cfg80211_dump_station,
2650 .remain_on_channel = wil_remain_on_channel,
2651 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
2652 .mgmt_tx = wil_cfg80211_mgmt_tx,
2653 .set_monitor_channel = wil_cfg80211_set_channel,
2654 .add_key = wil_cfg80211_add_key,
2655 .del_key = wil_cfg80211_del_key,
2656 .set_default_key = wil_cfg80211_set_default_key,
2657 /* AP mode */
2658 .change_beacon = wil_cfg80211_change_beacon,
2659 .start_ap = wil_cfg80211_start_ap,
2660 .stop_ap = wil_cfg80211_stop_ap,
2661 .add_station = wil_cfg80211_add_station,
2662 .del_station = wil_cfg80211_del_station,
2663 .change_station = wil_cfg80211_change_station,
2664 .probe_client = wil_cfg80211_probe_client,
2665 .change_bss = wil_cfg80211_change_bss,
2666 /* P2P device */
2667 .start_p2p_device = wil_cfg80211_start_p2p_device,
2668 .stop_p2p_device = wil_cfg80211_stop_p2p_device,
2669 .set_power_mgmt = wil_cfg80211_set_power_mgmt,
2670 .set_cqm_rssi_config = wil_cfg80211_set_cqm_rssi_config,
2671 .suspend = wil_cfg80211_suspend,
2672 .resume = wil_cfg80211_resume,
2673 .sched_scan_start = wil_cfg80211_sched_scan_start,
2674 .sched_scan_stop = wil_cfg80211_sched_scan_stop,
2675 .update_ft_ies = wil_cfg80211_update_ft_ies,
2676 .set_multicast_to_unicast = wil_cfg80211_set_multicast_to_unicast,
2677};
2678
2679static void wil_wiphy_init(struct wiphy *wiphy)
2680{
2681 wiphy->max_scan_ssids = 1;
2682 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
2683 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS;
2684 wiphy->max_num_pmkids = 0 /* TODO: */;
2685 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2686 BIT(NL80211_IFTYPE_AP) |
2687 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2688 BIT(NL80211_IFTYPE_P2P_GO) |
2689 BIT(NL80211_IFTYPE_P2P_DEVICE) |
2690 BIT(NL80211_IFTYPE_MONITOR);
2691 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
2692 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
2693 WIPHY_FLAG_PS_ON_BY_DEFAULT;
2694 if (!disable_ap_sme)
2695 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
2696 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
2697 __func__, wiphy->flags);
2698 wiphy->probe_resp_offload =
2699 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
2700 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2701 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
2702
2703 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz;
2704
2705 /* may change after reading FW capabilities */
2706 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
2707
2708 wiphy->cipher_suites = wil_cipher_suites;
2709 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
2710 wiphy->mgmt_stypes = wil_mgmt_stypes;
2711 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2712
2713 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands);
2714 wiphy->vendor_commands = wil_nl80211_vendor_commands;
2715
2716#ifdef CONFIG_PM
2717 wiphy->wowlan = &wil_wowlan_support;
2718#endif
2719}
2720
2721int wil_cfg80211_iface_combinations_from_fw(
2722 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc)
2723{
2724 struct wiphy *wiphy = wil_to_wiphy(wil);
2725 u32 total_limits = 0;
2726 u16 n_combos;
2727 const struct wil_fw_concurrency_combo *combo;
2728 const struct wil_fw_concurrency_limit *limit;
2729 struct ieee80211_iface_combination *iface_combinations;
2730 struct ieee80211_iface_limit *iface_limit;
2731 int i, j;
2732
2733 if (wiphy->iface_combinations) {
2734 wil_dbg_misc(wil, "iface_combinations already set, skipping\n");
2735 return 0;
2736 }
2737
2738 combo = conc->combos;
2739 n_combos = le16_to_cpu(conc->n_combos);
2740 for (i = 0; i < n_combos; i++) {
2741 total_limits += combo->n_limits;
2742 limit = combo->limits + combo->n_limits;
2743 combo = (struct wil_fw_concurrency_combo *)limit;
2744 }
2745
2746 iface_combinations =
2747 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) +
2748 total_limits * sizeof(struct ieee80211_iface_limit),
2749 GFP_KERNEL);
2750 if (!iface_combinations)
2751 return -ENOMEM;
2752 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations +
2753 n_combos);
2754 combo = conc->combos;
2755 for (i = 0; i < n_combos; i++) {
2756 iface_combinations[i].max_interfaces = combo->max_interfaces;
2757 iface_combinations[i].num_different_channels =
2758 combo->n_diff_channels;
2759 iface_combinations[i].beacon_int_infra_match =
2760 combo->same_bi;
2761 iface_combinations[i].n_limits = combo->n_limits;
2762 wil_dbg_misc(wil,
2763 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n",
2764 i, iface_combinations[i].max_interfaces,
2765 iface_combinations[i].num_different_channels,
2766 iface_combinations[i].beacon_int_infra_match);
2767 limit = combo->limits;
2768 for (j = 0; j < combo->n_limits; j++) {
2769 iface_limit[j].max = le16_to_cpu(limit[j].max);
2770 iface_limit[j].types = le16_to_cpu(limit[j].types);
2771 wil_dbg_misc(wil,
2772 "limit %d: max %d types 0x%x\n", j,
2773 iface_limit[j].max, iface_limit[j].types);
2774 }
2775 iface_combinations[i].limits = iface_limit;
2776 iface_limit += combo->n_limits;
2777 limit += combo->n_limits;
2778 combo = (struct wil_fw_concurrency_combo *)limit;
2779 }
2780
2781 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids);
2782 wil->max_vifs = conc->n_mids + 1; /* including main interface */
2783 if (wil->max_vifs > WIL_MAX_VIFS) {
2784 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n",
2785 WIL_MAX_VIFS, wil->max_vifs);
2786 wil->max_vifs = WIL_MAX_VIFS;
2787 }
2788 wiphy->n_iface_combinations = n_combos;
2789 wiphy->iface_combinations = iface_combinations;
2790 return 0;
2791}
2792
2793struct wil6210_priv *wil_cfg80211_init(struct device *dev)
2794{
2795 struct wiphy *wiphy;
2796 struct wil6210_priv *wil;
2797 struct ieee80211_channel *ch;
2798
2799 dev_dbg(dev, "%s()\n", __func__);
2800
2801 /* Note: the wireless_dev structure is no longer allocated here.
2802 * Instead, it is allocated as part of the net_device structure
2803 * for main interface and each VIF.
2804 */
2805 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv));
2806 if (!wiphy)
2807 return ERR_PTR(-ENOMEM);
2808
2809 set_wiphy_dev(wiphy, dev);
2810 wil_wiphy_init(wiphy);
2811
2812 wil = wiphy_to_wil(wiphy);
2813 wil->wiphy = wiphy;
2814
2815 /* default monitor channel */
2816 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels;
2817 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT);
2818
2819 return wil;
2820}
2821
2822void wil_cfg80211_deinit(struct wil6210_priv *wil)
2823{
2824 struct wiphy *wiphy = wil_to_wiphy(wil);
2825
2826 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
2827
2828 if (!wiphy)
2829 return;
2830
2831 kfree(wiphy->iface_combinations);
2832 wiphy->iface_combinations = NULL;
2833
2834 wiphy_free(wiphy);
2835 /* do not access wil6210_priv after returning from here */
2836}
2837
2838void wil_p2p_wdev_free(struct wil6210_priv *wil)
2839{
2840 struct wireless_dev *p2p_wdev;
2841
2842 mutex_lock(&wil->vif_mutex);
2843 p2p_wdev = wil->p2p_wdev;
2844 wil->p2p_wdev = NULL;
2845 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
2846 mutex_unlock(&wil->vif_mutex);
2847 if (p2p_wdev) {
2848 cfg80211_unregister_wdev(p2p_wdev);
2849 kfree(p2p_wdev);
2850 }
2851}
2852
2853static int wil_rf_sector_status_to_rc(u8 status)
2854{
2855 switch (status) {
2856 case WMI_RF_SECTOR_STATUS_SUCCESS:
2857 return 0;
2858 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR:
2859 return -EINVAL;
2860 case WMI_RF_SECTOR_STATUS_BUSY_ERROR:
2861 return -EAGAIN;
2862 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR:
2863 return -EOPNOTSUPP;
2864 default:
2865 return -EINVAL;
2866 }
2867}
2868
2869static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
2870 struct wireless_dev *wdev,
2871 const void *data, int data_len)
2872{
2873 struct wil6210_priv *wil = wdev_to_wil(wdev);
2874 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2875 int rc;
2876 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2877 u16 sector_index;
2878 u8 sector_type;
2879 u32 rf_modules_vec;
2880 struct wmi_get_rf_sector_params_cmd cmd;
2881 struct {
2882 struct wmi_cmd_hdr wmi;
2883 struct wmi_get_rf_sector_params_done_event evt;
2884 } __packed reply = {
2885 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2886 };
2887 struct sk_buff *msg;
2888 struct nlattr *nl_cfgs, *nl_cfg;
2889 u32 i;
2890 struct wmi_rf_sector_info *si;
2891
2892 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2893 return -EOPNOTSUPP;
2894
2895 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2896 data_len, wil_rf_sector_policy, NULL);
2897 if (rc) {
2898 wil_err(wil, "Invalid rf sector ATTR\n");
2899 return rc;
2900 }
2901
2902 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2903 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2904 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) {
2905 wil_err(wil, "Invalid rf sector spec\n");
2906 return -EINVAL;
2907 }
2908
2909 sector_index = nla_get_u16(
2910 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2911 if (sector_index >= WIL_MAX_RF_SECTORS) {
2912 wil_err(wil, "Invalid sector index %d\n", sector_index);
2913 return -EINVAL;
2914 }
2915
2916 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2917 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2918 wil_err(wil, "Invalid sector type %d\n", sector_type);
2919 return -EINVAL;
2920 }
2921
2922 rf_modules_vec = nla_get_u32(
2923 tb[QCA_ATTR_DMG_RF_MODULE_MASK]);
2924 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) {
2925 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec);
2926 return -EINVAL;
2927 }
2928
2929 cmd.sector_idx = cpu_to_le16(sector_index);
2930 cmd.sector_type = sector_type;
2931 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
2932 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid,
2933 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID,
2934 &reply, sizeof(reply),
2935 500);
2936 if (rc)
2937 return rc;
2938 if (reply.evt.status) {
2939 wil_err(wil, "get rf sector cfg failed with status %d\n",
2940 reply.evt.status);
2941 return wil_rf_sector_status_to_rc(reply.evt.status);
2942 }
2943
2944 msg = cfg80211_vendor_cmd_alloc_reply_skb(
2945 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
2946 if (!msg)
2947 return -ENOMEM;
2948
2949 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
2950 le64_to_cpu(reply.evt.tsf),
2951 QCA_ATTR_PAD))
2952 goto nla_put_failure;
2953
2954 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG);
2955 if (!nl_cfgs)
2956 goto nla_put_failure;
2957 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) {
2958 if (!(rf_modules_vec & BIT(i)))
2959 continue;
2960 nl_cfg = nla_nest_start_noflag(msg, i);
2961 if (!nl_cfg)
2962 goto nla_put_failure;
2963 si = &reply.evt.sectors_info[i];
2964 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
2965 i) ||
2966 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
2967 le32_to_cpu(si->etype0)) ||
2968 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
2969 le32_to_cpu(si->etype1)) ||
2970 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
2971 le32_to_cpu(si->etype2)) ||
2972 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
2973 le32_to_cpu(si->psh_hi)) ||
2974 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
2975 le32_to_cpu(si->psh_lo)) ||
2976 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
2977 le32_to_cpu(si->dtype_swch_off)))
2978 goto nla_put_failure;
2979 nla_nest_end(msg, nl_cfg);
2980 }
2981
2982 nla_nest_end(msg, nl_cfgs);
2983 rc = cfg80211_vendor_cmd_reply(msg);
2984 return rc;
2985nla_put_failure:
2986 kfree_skb(msg);
2987 return -ENOBUFS;
2988}
2989
2990static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
2991 struct wireless_dev *wdev,
2992 const void *data, int data_len)
2993{
2994 struct wil6210_priv *wil = wdev_to_wil(wdev);
2995 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2996 int rc, tmp;
2997 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2998 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1];
2999 u16 sector_index, rf_module_index;
3000 u8 sector_type;
3001 u32 rf_modules_vec = 0;
3002 struct wmi_set_rf_sector_params_cmd cmd;
3003 struct {
3004 struct wmi_cmd_hdr wmi;
3005 struct wmi_set_rf_sector_params_done_event evt;
3006 } __packed reply = {
3007 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3008 };
3009 struct nlattr *nl_cfg;
3010 struct wmi_rf_sector_info *si;
3011
3012 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3013 return -EOPNOTSUPP;
3014
3015 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3016 data_len, wil_rf_sector_policy, NULL);
3017 if (rc) {
3018 wil_err(wil, "Invalid rf sector ATTR\n");
3019 return rc;
3020 }
3021
3022 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3023 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
3024 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) {
3025 wil_err(wil, "Invalid rf sector spec\n");
3026 return -EINVAL;
3027 }
3028
3029 sector_index = nla_get_u16(
3030 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3031 if (sector_index >= WIL_MAX_RF_SECTORS) {
3032 wil_err(wil, "Invalid sector index %d\n", sector_index);
3033 return -EINVAL;
3034 }
3035
3036 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3037 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3038 wil_err(wil, "Invalid sector type %d\n", sector_type);
3039 return -EINVAL;
3040 }
3041
3042 memset(&cmd, 0, sizeof(cmd));
3043
3044 cmd.sector_idx = cpu_to_le16(sector_index);
3045 cmd.sector_type = sector_type;
3046 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG],
3047 tmp) {
3048 rc = nla_parse_nested_deprecated(tb2,
3049 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX,
3050 nl_cfg,
3051 wil_rf_sector_cfg_policy,
3052 NULL);
3053 if (rc) {
3054 wil_err(wil, "invalid sector cfg\n");
3055 return -EINVAL;
3056 }
3057
3058 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] ||
3059 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] ||
3060 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] ||
3061 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] ||
3062 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] ||
3063 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] ||
3064 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) {
3065 wil_err(wil, "missing cfg params\n");
3066 return -EINVAL;
3067 }
3068
3069 rf_module_index = nla_get_u8(
3070 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]);
3071 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) {
3072 wil_err(wil, "invalid RF module index %d\n",
3073 rf_module_index);
3074 return -EINVAL;
3075 }
3076 rf_modules_vec |= BIT(rf_module_index);
3077 si = &cmd.sectors_info[rf_module_index];
3078 si->etype0 = cpu_to_le32(nla_get_u32(
3079 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0]));
3080 si->etype1 = cpu_to_le32(nla_get_u32(
3081 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1]));
3082 si->etype2 = cpu_to_le32(nla_get_u32(
3083 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2]));
3084 si->psh_hi = cpu_to_le32(nla_get_u32(
3085 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI]));
3086 si->psh_lo = cpu_to_le32(nla_get_u32(
3087 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO]));
3088 si->dtype_swch_off = cpu_to_le32(nla_get_u32(
3089 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]));
3090 }
3091
3092 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
3093 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid,
3094 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID,
3095 &reply, sizeof(reply),
3096 500);
3097 if (rc)
3098 return rc;
3099 return wil_rf_sector_status_to_rc(reply.evt.status);
3100}
3101
3102static int wil_rf_sector_get_selected(struct wiphy *wiphy,
3103 struct wireless_dev *wdev,
3104 const void *data, int data_len)
3105{
3106 struct wil6210_priv *wil = wdev_to_wil(wdev);
3107 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3108 int rc;
3109 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3110 u8 sector_type, mac_addr[ETH_ALEN];
3111 int cid = 0;
3112 struct wmi_get_selected_rf_sector_index_cmd cmd;
3113 struct {
3114 struct wmi_cmd_hdr wmi;
3115 struct wmi_get_selected_rf_sector_index_done_event evt;
3116 } __packed reply = {
3117 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3118 };
3119 struct sk_buff *msg;
3120
3121 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3122 return -EOPNOTSUPP;
3123
3124 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3125 data_len, wil_rf_sector_policy, NULL);
3126 if (rc) {
3127 wil_err(wil, "Invalid rf sector ATTR\n");
3128 return rc;
3129 }
3130
3131 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3132 wil_err(wil, "Invalid rf sector spec\n");
3133 return -EINVAL;
3134 }
3135 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3136 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3137 wil_err(wil, "Invalid sector type %d\n", sector_type);
3138 return -EINVAL;
3139 }
3140
3141 if (tb[QCA_ATTR_MAC_ADDR]) {
3142 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3143 cid = wil_find_cid(wil, vif->mid, mac_addr);
3144 if (cid < 0) {
3145 wil_err(wil, "invalid MAC address %pM\n", mac_addr);
3146 return -ENOENT;
3147 }
3148 } else {
3149 if (test_bit(wil_vif_fwconnected, vif->status)) {
3150 wil_err(wil, "must specify MAC address when connected\n");
3151 return -EINVAL;
3152 }
3153 }
3154
3155 memset(&cmd, 0, sizeof(cmd));
3156 cmd.cid = (u8)cid;
3157 cmd.sector_type = sector_type;
3158 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid,
3159 &cmd, sizeof(cmd),
3160 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3161 &reply, sizeof(reply),
3162 500);
3163 if (rc)
3164 return rc;
3165 if (reply.evt.status) {
3166 wil_err(wil, "get rf selected sector cfg failed with status %d\n",
3167 reply.evt.status);
3168 return wil_rf_sector_status_to_rc(reply.evt.status);
3169 }
3170
3171 msg = cfg80211_vendor_cmd_alloc_reply_skb(
3172 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
3173 if (!msg)
3174 return -ENOMEM;
3175
3176 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
3177 le64_to_cpu(reply.evt.tsf),
3178 QCA_ATTR_PAD) ||
3179 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX,
3180 le16_to_cpu(reply.evt.sector_idx)))
3181 goto nla_put_failure;
3182
3183 rc = cfg80211_vendor_cmd_reply(msg);
3184 return rc;
3185nla_put_failure:
3186 kfree_skb(msg);
3187 return -ENOBUFS;
3188}
3189
3190static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil,
3191 u8 mid, u16 sector_index,
3192 u8 sector_type, u8 cid)
3193{
3194 struct wmi_set_selected_rf_sector_index_cmd cmd;
3195 struct {
3196 struct wmi_cmd_hdr wmi;
3197 struct wmi_set_selected_rf_sector_index_done_event evt;
3198 } __packed reply = {
3199 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3200 };
3201 int rc;
3202
3203 memset(&cmd, 0, sizeof(cmd));
3204 cmd.sector_idx = cpu_to_le16(sector_index);
3205 cmd.sector_type = sector_type;
3206 cmd.cid = (u8)cid;
3207 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid,
3208 &cmd, sizeof(cmd),
3209 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3210 &reply, sizeof(reply),
3211 500);
3212 if (rc)
3213 return rc;
3214 return wil_rf_sector_status_to_rc(reply.evt.status);
3215}
3216
3217static int wil_rf_sector_set_selected(struct wiphy *wiphy,
3218 struct wireless_dev *wdev,
3219 const void *data, int data_len)
3220{
3221 struct wil6210_priv *wil = wdev_to_wil(wdev);
3222 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3223 int rc;
3224 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3225 u16 sector_index;
3226 u8 sector_type, mac_addr[ETH_ALEN], i;
3227 int cid = 0;
3228
3229 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3230 return -EOPNOTSUPP;
3231
3232 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3233 data_len, wil_rf_sector_policy, NULL);
3234 if (rc) {
3235 wil_err(wil, "Invalid rf sector ATTR\n");
3236 return rc;
3237 }
3238
3239 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3240 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3241 wil_err(wil, "Invalid rf sector spec\n");
3242 return -EINVAL;
3243 }
3244
3245 sector_index = nla_get_u16(
3246 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3247 if (sector_index >= WIL_MAX_RF_SECTORS &&
3248 sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3249 wil_err(wil, "Invalid sector index %d\n", sector_index);
3250 return -EINVAL;
3251 }
3252
3253 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3254 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3255 wil_err(wil, "Invalid sector type %d\n", sector_type);
3256 return -EINVAL;
3257 }
3258
3259 if (tb[QCA_ATTR_MAC_ADDR]) {
3260 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3261 if (!is_broadcast_ether_addr(mac_addr)) {
3262 cid = wil_find_cid(wil, vif->mid, mac_addr);
3263 if (cid < 0) {
3264 wil_err(wil, "invalid MAC address %pM\n",
3265 mac_addr);
3266 return -ENOENT;
3267 }
3268 } else {
3269 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3270 wil_err(wil, "broadcast MAC valid only with unlocking\n");
3271 return -EINVAL;
3272 }
3273 cid = -1;
3274 }
3275 } else {
3276 if (test_bit(wil_vif_fwconnected, vif->status)) {
3277 wil_err(wil, "must specify MAC address when connected\n");
3278 return -EINVAL;
3279 }
3280 /* otherwise, using cid=0 for unassociated station */
3281 }
3282
3283 if (cid >= 0) {
3284 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index,
3285 sector_type, cid);
3286 } else {
3287 /* unlock all cids */
3288 rc = wil_rf_sector_wmi_set_selected(
3289 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX,
3290 sector_type, WIL_CID_ALL);
3291 if (rc == -EINVAL) {
3292 for (i = 0; i < wil->max_assoc_sta; i++) {
3293 if (wil->sta[i].mid != vif->mid)
3294 continue;
3295 rc = wil_rf_sector_wmi_set_selected(
3296 wil, vif->mid,
3297 WMI_INVALID_RF_SECTOR_INDEX,
3298 sector_type, i);
3299 /* the FW will silently ignore and return
3300 * success for unused cid, so abort the loop
3301 * on any other error
3302 */
3303 if (rc) {
3304 wil_err(wil, "unlock cid %d failed with status %d\n",
3305 i, rc);
3306 break;
3307 }
3308 }
3309 }
3310 }
3311
3312 return rc;
3313}
1/*
2 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
3 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <linux/etherdevice.h>
19#include <linux/moduleparam.h>
20#include <net/netlink.h>
21#include <net/cfg80211.h>
22#include "wil6210.h"
23#include "wmi.h"
24#include "fw.h"
25
26#define WIL_MAX_ROC_DURATION_MS 5000
27
28#define WIL_EDMG_CHANNEL_9_SUBCHANNELS (BIT(0) | BIT(1))
29#define WIL_EDMG_CHANNEL_10_SUBCHANNELS (BIT(1) | BIT(2))
30#define WIL_EDMG_CHANNEL_11_SUBCHANNELS (BIT(2) | BIT(3))
31
32/* WIL_EDMG_BW_CONFIGURATION define the allowed channel bandwidth
33 * configurations as defined by IEEE 802.11 section 9.4.2.251, Table 13.
34 * The value 5 allowing CB1 and CB2 of adjacent channels.
35 */
36#define WIL_EDMG_BW_CONFIGURATION 5
37
38/* WIL_EDMG_CHANNELS is a bitmap that indicates the 2.16 GHz channel(s) that
39 * are allowed to be used for EDMG transmissions in the BSS as defined by
40 * IEEE 802.11 section 9.4.2.251.
41 */
42#define WIL_EDMG_CHANNELS (BIT(0) | BIT(1) | BIT(2) | BIT(3))
43
44bool disable_ap_sme;
45module_param(disable_ap_sme, bool, 0444);
46MODULE_PARM_DESC(disable_ap_sme, " let user space handle AP mode SME");
47
48#ifdef CONFIG_PM
49static struct wiphy_wowlan_support wil_wowlan_support = {
50 .flags = WIPHY_WOWLAN_ANY | WIPHY_WOWLAN_DISCONNECT,
51};
52#endif
53
54#define CHAN60G(_channel, _flags) { \
55 .band = NL80211_BAND_60GHZ, \
56 .center_freq = 56160 + (2160 * (_channel)), \
57 .hw_value = (_channel), \
58 .flags = (_flags), \
59 .max_antenna_gain = 0, \
60 .max_power = 40, \
61}
62
63static struct ieee80211_channel wil_60ghz_channels[] = {
64 CHAN60G(1, 0),
65 CHAN60G(2, 0),
66 CHAN60G(3, 0),
67 CHAN60G(4, 0),
68};
69
70/* Rx channel bonding mode */
71enum wil_rx_cb_mode {
72 WIL_RX_CB_MODE_DMG,
73 WIL_RX_CB_MODE_EDMG,
74 WIL_RX_CB_MODE_WIDE,
75};
76
77static int wil_rx_cb_mode_to_n_bonded(u8 cb_mode)
78{
79 switch (cb_mode) {
80 case WIL_RX_CB_MODE_DMG:
81 case WIL_RX_CB_MODE_EDMG:
82 return 1;
83 case WIL_RX_CB_MODE_WIDE:
84 return 2;
85 default:
86 return 1;
87 }
88}
89
90static int wil_tx_cb_mode_to_n_bonded(u8 cb_mode)
91{
92 switch (cb_mode) {
93 case WMI_TX_MODE_DMG:
94 case WMI_TX_MODE_EDMG_CB1:
95 return 1;
96 case WMI_TX_MODE_EDMG_CB2:
97 return 2;
98 default:
99 return 1;
100 }
101}
102
103static void
104wil_memdup_ie(u8 **pdst, size_t *pdst_len, const u8 *src, size_t src_len)
105{
106 kfree(*pdst);
107 *pdst = NULL;
108 *pdst_len = 0;
109 if (src_len > 0) {
110 *pdst = kmemdup(src, src_len, GFP_KERNEL);
111 if (*pdst)
112 *pdst_len = src_len;
113 }
114}
115
116static int wil_num_supported_channels(struct wil6210_priv *wil)
117{
118 int num_channels = ARRAY_SIZE(wil_60ghz_channels);
119
120 if (!test_bit(WMI_FW_CAPABILITY_CHANNEL_4, wil->fw_capabilities))
121 num_channels--;
122
123 return num_channels;
124}
125
126void update_supported_bands(struct wil6210_priv *wil)
127{
128 struct wiphy *wiphy = wil_to_wiphy(wil);
129
130 wil_dbg_misc(wil, "update supported bands");
131
132 wiphy->bands[NL80211_BAND_60GHZ]->n_channels =
133 wil_num_supported_channels(wil);
134
135 if (test_bit(WMI_FW_CAPABILITY_CHANNEL_BONDING, wil->fw_capabilities)) {
136 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.channels =
137 WIL_EDMG_CHANNELS;
138 wiphy->bands[NL80211_BAND_60GHZ]->edmg_cap.bw_config =
139 WIL_EDMG_BW_CONFIGURATION;
140 }
141}
142
143/* Vendor id to be used in vendor specific command and events
144 * to user space.
145 * NOTE: The authoritative place for definition of QCA_NL80211_VENDOR_ID,
146 * vendor subcmd definitions prefixed with QCA_NL80211_VENDOR_SUBCMD, and
147 * qca_wlan_vendor_attr is open source file src/common/qca-vendor.h in
148 * git://w1.fi/srv/git/hostap.git; the values here are just a copy of that
149 */
150
151#define QCA_NL80211_VENDOR_ID 0x001374
152
153#define WIL_MAX_RF_SECTORS (128)
154#define WIL_CID_ALL (0xff)
155
156enum qca_wlan_vendor_attr_rf_sector {
157 QCA_ATTR_MAC_ADDR = 6,
158 QCA_ATTR_PAD = 13,
159 QCA_ATTR_TSF = 29,
160 QCA_ATTR_DMG_RF_SECTOR_INDEX = 30,
161 QCA_ATTR_DMG_RF_SECTOR_TYPE = 31,
162 QCA_ATTR_DMG_RF_MODULE_MASK = 32,
163 QCA_ATTR_DMG_RF_SECTOR_CFG = 33,
164 QCA_ATTR_DMG_RF_SECTOR_MAX,
165};
166
167enum qca_wlan_vendor_attr_dmg_rf_sector_type {
168 QCA_ATTR_DMG_RF_SECTOR_TYPE_RX,
169 QCA_ATTR_DMG_RF_SECTOR_TYPE_TX,
170 QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX
171};
172
173enum qca_wlan_vendor_attr_dmg_rf_sector_cfg {
174 QCA_ATTR_DMG_RF_SECTOR_CFG_INVALID = 0,
175 QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
176 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
177 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
178 QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
179 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
180 QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
181 QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
182
183 /* keep last */
184 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST,
185 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX =
186 QCA_ATTR_DMG_RF_SECTOR_CFG_AFTER_LAST - 1
187};
188
189static const struct
190nla_policy wil_rf_sector_policy[QCA_ATTR_DMG_RF_SECTOR_MAX + 1] = {
191 [QCA_ATTR_MAC_ADDR] = { .len = ETH_ALEN },
192 [QCA_ATTR_DMG_RF_SECTOR_INDEX] = { .type = NLA_U16 },
193 [QCA_ATTR_DMG_RF_SECTOR_TYPE] = { .type = NLA_U8 },
194 [QCA_ATTR_DMG_RF_MODULE_MASK] = { .type = NLA_U32 },
195 [QCA_ATTR_DMG_RF_SECTOR_CFG] = { .type = NLA_NESTED },
196};
197
198static const struct
199nla_policy wil_rf_sector_cfg_policy[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1] = {
200 [QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] = { .type = NLA_U8 },
201 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] = { .type = NLA_U32 },
202 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] = { .type = NLA_U32 },
203 [QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] = { .type = NLA_U32 },
204 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] = { .type = NLA_U32 },
205 [QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] = { .type = NLA_U32 },
206 [QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16] = { .type = NLA_U32 },
207};
208
209enum qca_nl80211_vendor_subcmds {
210 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG = 139,
211 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG = 140,
212 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR = 141,
213 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR = 142,
214};
215
216static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
217 struct wireless_dev *wdev,
218 const void *data, int data_len);
219static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
220 struct wireless_dev *wdev,
221 const void *data, int data_len);
222static int wil_rf_sector_get_selected(struct wiphy *wiphy,
223 struct wireless_dev *wdev,
224 const void *data, int data_len);
225static int wil_rf_sector_set_selected(struct wiphy *wiphy,
226 struct wireless_dev *wdev,
227 const void *data, int data_len);
228
229/* vendor specific commands */
230static const struct wiphy_vendor_command wil_nl80211_vendor_commands[] = {
231 {
232 .info.vendor_id = QCA_NL80211_VENDOR_ID,
233 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SECTOR_CFG,
234 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
235 WIPHY_VENDOR_CMD_NEED_RUNNING,
236 .policy = wil_rf_sector_policy,
237 .doit = wil_rf_sector_get_cfg
238 },
239 {
240 .info.vendor_id = QCA_NL80211_VENDOR_ID,
241 .info.subcmd = QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SECTOR_CFG,
242 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
243 WIPHY_VENDOR_CMD_NEED_RUNNING,
244 .policy = wil_rf_sector_policy,
245 .doit = wil_rf_sector_set_cfg
246 },
247 {
248 .info.vendor_id = QCA_NL80211_VENDOR_ID,
249 .info.subcmd =
250 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_GET_SELECTED_SECTOR,
251 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
252 WIPHY_VENDOR_CMD_NEED_RUNNING,
253 .policy = wil_rf_sector_policy,
254 .doit = wil_rf_sector_get_selected
255 },
256 {
257 .info.vendor_id = QCA_NL80211_VENDOR_ID,
258 .info.subcmd =
259 QCA_NL80211_VENDOR_SUBCMD_DMG_RF_SET_SELECTED_SECTOR,
260 .flags = WIPHY_VENDOR_CMD_NEED_WDEV |
261 WIPHY_VENDOR_CMD_NEED_RUNNING,
262 .policy = wil_rf_sector_policy,
263 .doit = wil_rf_sector_set_selected
264 },
265};
266
267static struct ieee80211_supported_band wil_band_60ghz = {
268 .channels = wil_60ghz_channels,
269 .n_channels = ARRAY_SIZE(wil_60ghz_channels),
270 .ht_cap = {
271 .ht_supported = true,
272 .cap = 0, /* TODO */
273 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */
274 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */
275 .mcs = {
276 /* MCS 1..12 - SC PHY */
277 .rx_mask = {0xfe, 0x1f}, /* 1..12 */
278 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */
279 },
280 },
281};
282
283static const struct ieee80211_txrx_stypes
284wil_mgmt_stypes[NUM_NL80211_IFTYPES] = {
285 [NL80211_IFTYPE_STATION] = {
286 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
287 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
288 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
289 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
290 },
291 [NL80211_IFTYPE_AP] = {
292 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
293 BIT(IEEE80211_STYPE_PROBE_RESP >> 4) |
294 BIT(IEEE80211_STYPE_ASSOC_RESP >> 4) |
295 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
296 BIT(IEEE80211_STYPE_AUTH >> 4) |
297 BIT(IEEE80211_STYPE_REASSOC_RESP >> 4),
298 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
299 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
300 BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
301 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
302 BIT(IEEE80211_STYPE_AUTH >> 4) |
303 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
304 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4)
305 },
306 [NL80211_IFTYPE_P2P_CLIENT] = {
307 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
308 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
309 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
310 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
311 },
312 [NL80211_IFTYPE_P2P_GO] = {
313 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
314 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
315 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
316 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
317 },
318 [NL80211_IFTYPE_P2P_DEVICE] = {
319 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
320 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
321 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
322 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
323 },
324};
325
326static const u32 wil_cipher_suites[] = {
327 WLAN_CIPHER_SUITE_GCMP,
328};
329
330static const char * const key_usage_str[] = {
331 [WMI_KEY_USE_PAIRWISE] = "PTK",
332 [WMI_KEY_USE_RX_GROUP] = "RX_GTK",
333 [WMI_KEY_USE_TX_GROUP] = "TX_GTK",
334 [WMI_KEY_USE_STORE_PTK] = "STORE_PTK",
335 [WMI_KEY_USE_APPLY_PTK] = "APPLY_PTK",
336};
337
338int wil_iftype_nl2wmi(enum nl80211_iftype type)
339{
340 static const struct {
341 enum nl80211_iftype nl;
342 enum wmi_network_type wmi;
343 } __nl2wmi[] = {
344 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC},
345 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA},
346 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP},
347 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P},
348 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P},
349 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */
350 };
351 uint i;
352
353 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) {
354 if (__nl2wmi[i].nl == type)
355 return __nl2wmi[i].wmi;
356 }
357
358 return -EOPNOTSUPP;
359}
360
361int wil_spec2wmi_ch(u8 spec_ch, u8 *wmi_ch)
362{
363 switch (spec_ch) {
364 case 1:
365 *wmi_ch = WMI_CHANNEL_1;
366 break;
367 case 2:
368 *wmi_ch = WMI_CHANNEL_2;
369 break;
370 case 3:
371 *wmi_ch = WMI_CHANNEL_3;
372 break;
373 case 4:
374 *wmi_ch = WMI_CHANNEL_4;
375 break;
376 case 5:
377 *wmi_ch = WMI_CHANNEL_5;
378 break;
379 case 6:
380 *wmi_ch = WMI_CHANNEL_6;
381 break;
382 case 9:
383 *wmi_ch = WMI_CHANNEL_9;
384 break;
385 case 10:
386 *wmi_ch = WMI_CHANNEL_10;
387 break;
388 case 11:
389 *wmi_ch = WMI_CHANNEL_11;
390 break;
391 case 12:
392 *wmi_ch = WMI_CHANNEL_12;
393 break;
394 default:
395 return -EINVAL;
396 }
397
398 return 0;
399}
400
401int wil_wmi2spec_ch(u8 wmi_ch, u8 *spec_ch)
402{
403 switch (wmi_ch) {
404 case WMI_CHANNEL_1:
405 *spec_ch = 1;
406 break;
407 case WMI_CHANNEL_2:
408 *spec_ch = 2;
409 break;
410 case WMI_CHANNEL_3:
411 *spec_ch = 3;
412 break;
413 case WMI_CHANNEL_4:
414 *spec_ch = 4;
415 break;
416 case WMI_CHANNEL_5:
417 *spec_ch = 5;
418 break;
419 case WMI_CHANNEL_6:
420 *spec_ch = 6;
421 break;
422 case WMI_CHANNEL_9:
423 *spec_ch = 9;
424 break;
425 case WMI_CHANNEL_10:
426 *spec_ch = 10;
427 break;
428 case WMI_CHANNEL_11:
429 *spec_ch = 11;
430 break;
431 case WMI_CHANNEL_12:
432 *spec_ch = 12;
433 break;
434 default:
435 return -EINVAL;
436 }
437
438 return 0;
439}
440
441int wil_cid_fill_sinfo(struct wil6210_vif *vif, int cid,
442 struct station_info *sinfo)
443{
444 struct wil6210_priv *wil = vif_to_wil(vif);
445 struct wmi_notify_req_cmd cmd = {
446 .cid = cid,
447 .interval_usec = 0,
448 };
449 struct {
450 struct wmi_cmd_hdr wmi;
451 struct wmi_notify_req_done_event evt;
452 } __packed reply;
453 struct wil_net_stats *stats = &wil->sta[cid].stats;
454 int rc;
455 u8 txflag = RATE_INFO_FLAGS_DMG;
456
457 memset(&reply, 0, sizeof(reply));
458
459 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, vif->mid, &cmd, sizeof(cmd),
460 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply),
461 WIL_WMI_CALL_GENERAL_TO_MS);
462 if (rc)
463 return rc;
464
465 wil_dbg_wmi(wil, "Link status for CID %d MID %d: {\n"
466 " MCS %d TSF 0x%016llx\n"
467 " BF status 0x%08x RSSI %d SQI %d%%\n"
468 " Tx Tpt %d goodput %d Rx goodput %d\n"
469 " Sectors(rx:tx) my %d:%d peer %d:%d\n"
470 " Tx mode %d}\n",
471 cid, vif->mid, le16_to_cpu(reply.evt.bf_mcs),
472 le64_to_cpu(reply.evt.tsf), reply.evt.status,
473 reply.evt.rssi,
474 reply.evt.sqi,
475 le32_to_cpu(reply.evt.tx_tpt),
476 le32_to_cpu(reply.evt.tx_goodput),
477 le32_to_cpu(reply.evt.rx_goodput),
478 le16_to_cpu(reply.evt.my_rx_sector),
479 le16_to_cpu(reply.evt.my_tx_sector),
480 le16_to_cpu(reply.evt.other_rx_sector),
481 le16_to_cpu(reply.evt.other_tx_sector),
482 reply.evt.tx_mode);
483
484 sinfo->generation = wil->sinfo_gen;
485
486 sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
487 BIT_ULL(NL80211_STA_INFO_TX_BYTES) |
488 BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
489 BIT_ULL(NL80211_STA_INFO_TX_PACKETS) |
490 BIT_ULL(NL80211_STA_INFO_RX_BITRATE) |
491 BIT_ULL(NL80211_STA_INFO_TX_BITRATE) |
492 BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC) |
493 BIT_ULL(NL80211_STA_INFO_TX_FAILED);
494
495 if (wil->use_enhanced_dma_hw && reply.evt.tx_mode != WMI_TX_MODE_DMG)
496 txflag = RATE_INFO_FLAGS_EDMG;
497
498 sinfo->txrate.flags = txflag;
499 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs);
500 sinfo->rxrate.mcs = stats->last_mcs_rx;
501 sinfo->txrate.n_bonded_ch =
502 wil_tx_cb_mode_to_n_bonded(reply.evt.tx_mode);
503 sinfo->rxrate.n_bonded_ch =
504 wil_rx_cb_mode_to_n_bonded(stats->last_cb_mode_rx);
505 sinfo->rx_bytes = stats->rx_bytes;
506 sinfo->rx_packets = stats->rx_packets;
507 sinfo->rx_dropped_misc = stats->rx_dropped;
508 sinfo->tx_bytes = stats->tx_bytes;
509 sinfo->tx_packets = stats->tx_packets;
510 sinfo->tx_failed = stats->tx_errors;
511
512 if (test_bit(wil_vif_fwconnected, vif->status)) {
513 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
514 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING,
515 wil->fw_capabilities))
516 sinfo->signal = reply.evt.rssi;
517 else
518 sinfo->signal = reply.evt.sqi;
519 }
520
521 return rc;
522}
523
524static int wil_cfg80211_get_station(struct wiphy *wiphy,
525 struct net_device *ndev,
526 const u8 *mac, struct station_info *sinfo)
527{
528 struct wil6210_vif *vif = ndev_to_vif(ndev);
529 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
530 int rc;
531
532 int cid = wil_find_cid(wil, vif->mid, mac);
533
534 wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid,
535 vif->mid);
536 if (!wil_cid_valid(wil, cid))
537 return -ENOENT;
538
539 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
540
541 return rc;
542}
543
544/*
545 * Find @idx-th active STA for specific MID for station dump.
546 */
547int wil_find_cid_by_idx(struct wil6210_priv *wil, u8 mid, int idx)
548{
549 int i;
550
551 for (i = 0; i < wil->max_assoc_sta; i++) {
552 if (wil->sta[i].status == wil_sta_unused)
553 continue;
554 if (wil->sta[i].mid != mid)
555 continue;
556 if (idx == 0)
557 return i;
558 idx--;
559 }
560
561 return -ENOENT;
562}
563
564static int wil_cfg80211_dump_station(struct wiphy *wiphy,
565 struct net_device *dev, int idx,
566 u8 *mac, struct station_info *sinfo)
567{
568 struct wil6210_vif *vif = ndev_to_vif(dev);
569 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
570 int rc;
571 int cid = wil_find_cid_by_idx(wil, vif->mid, idx);
572
573 if (!wil_cid_valid(wil, cid))
574 return -ENOENT;
575
576 ether_addr_copy(mac, wil->sta[cid].addr);
577 wil_dbg_misc(wil, "dump_station: %pM CID %d MID %d\n", mac, cid,
578 vif->mid);
579
580 rc = wil_cid_fill_sinfo(vif, cid, sinfo);
581
582 return rc;
583}
584
585static int wil_cfg80211_start_p2p_device(struct wiphy *wiphy,
586 struct wireless_dev *wdev)
587{
588 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
589
590 wil_dbg_misc(wil, "start_p2p_device: entered\n");
591 wil->p2p_dev_started = 1;
592 return 0;
593}
594
595static void wil_cfg80211_stop_p2p_device(struct wiphy *wiphy,
596 struct wireless_dev *wdev)
597{
598 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
599
600 if (!wil->p2p_dev_started)
601 return;
602
603 wil_dbg_misc(wil, "stop_p2p_device: entered\n");
604 mutex_lock(&wil->mutex);
605 mutex_lock(&wil->vif_mutex);
606 wil_p2p_stop_radio_operations(wil);
607 wil->p2p_dev_started = 0;
608 mutex_unlock(&wil->vif_mutex);
609 mutex_unlock(&wil->mutex);
610}
611
612static int wil_cfg80211_validate_add_iface(struct wil6210_priv *wil,
613 enum nl80211_iftype new_type)
614{
615 int i;
616 struct wireless_dev *wdev;
617 struct iface_combination_params params = {
618 .num_different_channels = 1,
619 };
620
621 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
622 if (wil->vifs[i]) {
623 wdev = vif_to_wdev(wil->vifs[i]);
624 params.iftype_num[wdev->iftype]++;
625 }
626 }
627 params.iftype_num[new_type]++;
628 return cfg80211_check_combinations(wil->wiphy, ¶ms);
629}
630
631static int wil_cfg80211_validate_change_iface(struct wil6210_priv *wil,
632 struct wil6210_vif *vif,
633 enum nl80211_iftype new_type)
634{
635 int i, ret = 0;
636 struct wireless_dev *wdev;
637 struct iface_combination_params params = {
638 .num_different_channels = 1,
639 };
640 bool check_combos = false;
641
642 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
643 struct wil6210_vif *vif_pos = wil->vifs[i];
644
645 if (vif_pos && vif != vif_pos) {
646 wdev = vif_to_wdev(vif_pos);
647 params.iftype_num[wdev->iftype]++;
648 check_combos = true;
649 }
650 }
651
652 if (check_combos) {
653 params.iftype_num[new_type]++;
654 ret = cfg80211_check_combinations(wil->wiphy, ¶ms);
655 }
656 return ret;
657}
658
659static struct wireless_dev *
660wil_cfg80211_add_iface(struct wiphy *wiphy, const char *name,
661 unsigned char name_assign_type,
662 enum nl80211_iftype type,
663 struct vif_params *params)
664{
665 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
666 struct net_device *ndev_main = wil->main_ndev, *ndev;
667 struct wil6210_vif *vif;
668 struct wireless_dev *p2p_wdev, *wdev;
669 int rc;
670
671 wil_dbg_misc(wil, "add_iface, type %d\n", type);
672
673 /* P2P device is not a real virtual interface, it is a management-only
674 * interface that shares the main interface.
675 * Skip concurrency checks here.
676 */
677 if (type == NL80211_IFTYPE_P2P_DEVICE) {
678 if (wil->p2p_wdev) {
679 wil_err(wil, "P2P_DEVICE interface already created\n");
680 return ERR_PTR(-EINVAL);
681 }
682
683 p2p_wdev = kzalloc(sizeof(*p2p_wdev), GFP_KERNEL);
684 if (!p2p_wdev)
685 return ERR_PTR(-ENOMEM);
686
687 p2p_wdev->iftype = type;
688 p2p_wdev->wiphy = wiphy;
689 /* use our primary ethernet address */
690 ether_addr_copy(p2p_wdev->address, ndev_main->perm_addr);
691
692 wil->p2p_wdev = p2p_wdev;
693
694 return p2p_wdev;
695 }
696
697 if (!wil->wiphy->n_iface_combinations) {
698 wil_err(wil, "virtual interfaces not supported\n");
699 return ERR_PTR(-EINVAL);
700 }
701
702 rc = wil_cfg80211_validate_add_iface(wil, type);
703 if (rc) {
704 wil_err(wil, "iface validation failed, err=%d\n", rc);
705 return ERR_PTR(rc);
706 }
707
708 vif = wil_vif_alloc(wil, name, name_assign_type, type);
709 if (IS_ERR(vif))
710 return ERR_CAST(vif);
711
712 ndev = vif_to_ndev(vif);
713 ether_addr_copy(ndev->perm_addr, ndev_main->perm_addr);
714 if (is_valid_ether_addr(params->macaddr)) {
715 ether_addr_copy(ndev->dev_addr, params->macaddr);
716 } else {
717 ether_addr_copy(ndev->dev_addr, ndev_main->perm_addr);
718 ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << vif->mid)) |
719 0x2; /* locally administered */
720 }
721 wdev = vif_to_wdev(vif);
722 ether_addr_copy(wdev->address, ndev->dev_addr);
723
724 rc = wil_vif_add(wil, vif);
725 if (rc)
726 goto out;
727
728 wil_info(wil, "added VIF, mid %d iftype %d MAC %pM\n",
729 vif->mid, type, wdev->address);
730 return wdev;
731out:
732 wil_vif_free(vif);
733 return ERR_PTR(rc);
734}
735
736int wil_vif_prepare_stop(struct wil6210_vif *vif)
737{
738 struct wil6210_priv *wil = vif_to_wil(vif);
739 struct wireless_dev *wdev = vif_to_wdev(vif);
740 struct net_device *ndev;
741 int rc;
742
743 if (wdev->iftype != NL80211_IFTYPE_AP)
744 return 0;
745
746 ndev = vif_to_ndev(vif);
747 if (netif_carrier_ok(ndev)) {
748 rc = wmi_pcp_stop(vif);
749 if (rc) {
750 wil_info(wil, "failed to stop AP, status %d\n",
751 rc);
752 /* continue */
753 }
754 wil_bcast_fini(vif);
755 netif_carrier_off(ndev);
756 }
757
758 return 0;
759}
760
761static int wil_cfg80211_del_iface(struct wiphy *wiphy,
762 struct wireless_dev *wdev)
763{
764 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
765 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
766 int rc;
767
768 wil_dbg_misc(wil, "del_iface\n");
769
770 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
771 if (wdev != wil->p2p_wdev) {
772 wil_err(wil, "delete of incorrect interface 0x%p\n",
773 wdev);
774 return -EINVAL;
775 }
776
777 wil_cfg80211_stop_p2p_device(wiphy, wdev);
778 wil_p2p_wdev_free(wil);
779 return 0;
780 }
781
782 if (vif->mid == 0) {
783 wil_err(wil, "cannot remove the main interface\n");
784 return -EINVAL;
785 }
786
787 rc = wil_vif_prepare_stop(vif);
788 if (rc)
789 goto out;
790
791 wil_info(wil, "deleted VIF, mid %d iftype %d MAC %pM\n",
792 vif->mid, wdev->iftype, wdev->address);
793
794 wil_vif_remove(wil, vif->mid);
795out:
796 return rc;
797}
798
799static bool wil_is_safe_switch(enum nl80211_iftype from,
800 enum nl80211_iftype to)
801{
802 if (from == NL80211_IFTYPE_STATION &&
803 to == NL80211_IFTYPE_P2P_CLIENT)
804 return true;
805
806 return false;
807}
808
809static int wil_cfg80211_change_iface(struct wiphy *wiphy,
810 struct net_device *ndev,
811 enum nl80211_iftype type,
812 struct vif_params *params)
813{
814 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
815 struct wil6210_vif *vif = ndev_to_vif(ndev);
816 struct wireless_dev *wdev = vif_to_wdev(vif);
817 int rc;
818 bool fw_reset = false;
819
820 wil_dbg_misc(wil, "change_iface: type=%d\n", type);
821
822 if (wiphy->n_iface_combinations) {
823 rc = wil_cfg80211_validate_change_iface(wil, vif, type);
824 if (rc) {
825 wil_err(wil, "iface validation failed, err=%d\n", rc);
826 return rc;
827 }
828 }
829
830 /* do not reset FW when there are active VIFs,
831 * because it can cause significant disruption
832 */
833 if (!wil_has_other_active_ifaces(wil, ndev, true, false) &&
834 netif_running(ndev) && !wil_is_recovery_blocked(wil) &&
835 !wil_is_safe_switch(wdev->iftype, type)) {
836 wil_dbg_misc(wil, "interface is up. resetting...\n");
837 mutex_lock(&wil->mutex);
838 __wil_down(wil);
839 rc = __wil_up(wil);
840 mutex_unlock(&wil->mutex);
841
842 if (rc)
843 return rc;
844 fw_reset = true;
845 }
846
847 switch (type) {
848 case NL80211_IFTYPE_STATION:
849 case NL80211_IFTYPE_AP:
850 case NL80211_IFTYPE_P2P_CLIENT:
851 case NL80211_IFTYPE_P2P_GO:
852 break;
853 case NL80211_IFTYPE_MONITOR:
854 if (params->flags)
855 wil->monitor_flags = params->flags;
856 break;
857 default:
858 return -EOPNOTSUPP;
859 }
860
861 if (vif->mid != 0 && wil_has_active_ifaces(wil, true, false)) {
862 if (!fw_reset)
863 wil_vif_prepare_stop(vif);
864 rc = wmi_port_delete(wil, vif->mid);
865 if (rc)
866 return rc;
867 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr, type);
868 if (rc)
869 return rc;
870 }
871
872 wdev->iftype = type;
873 return 0;
874}
875
876static int wil_cfg80211_scan(struct wiphy *wiphy,
877 struct cfg80211_scan_request *request)
878{
879 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
880 struct wireless_dev *wdev = request->wdev;
881 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
882 struct {
883 struct wmi_start_scan_cmd cmd;
884 u16 chnl[4];
885 } __packed cmd;
886 uint i, n;
887 int rc;
888
889 wil_dbg_misc(wil, "scan: wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
890
891 /* scan is supported on client interfaces and on AP interface */
892 switch (wdev->iftype) {
893 case NL80211_IFTYPE_STATION:
894 case NL80211_IFTYPE_P2P_CLIENT:
895 case NL80211_IFTYPE_P2P_DEVICE:
896 case NL80211_IFTYPE_AP:
897 break;
898 default:
899 return -EOPNOTSUPP;
900 }
901
902 /* FW don't support scan after connection attempt */
903 if (test_bit(wil_status_dontscan, wil->status)) {
904 wil_err(wil, "Can't scan now\n");
905 return -EBUSY;
906 }
907
908 mutex_lock(&wil->mutex);
909
910 mutex_lock(&wil->vif_mutex);
911 if (vif->scan_request || vif->p2p.discovery_started) {
912 wil_err(wil, "Already scanning\n");
913 mutex_unlock(&wil->vif_mutex);
914 rc = -EAGAIN;
915 goto out;
916 }
917 mutex_unlock(&wil->vif_mutex);
918
919 if (wdev->iftype == NL80211_IFTYPE_P2P_DEVICE) {
920 if (!wil->p2p_dev_started) {
921 wil_err(wil, "P2P search requested on stopped P2P device\n");
922 rc = -EIO;
923 goto out;
924 }
925 /* social scan on P2P_DEVICE is handled as p2p search */
926 if (wil_p2p_is_social_scan(request)) {
927 vif->scan_request = request;
928 if (vif->mid == 0)
929 wil->radio_wdev = wdev;
930 rc = wil_p2p_search(vif, request);
931 if (rc) {
932 if (vif->mid == 0)
933 wil->radio_wdev =
934 wil->main_ndev->ieee80211_ptr;
935 vif->scan_request = NULL;
936 }
937 goto out;
938 }
939 }
940
941 (void)wil_p2p_stop_discovery(vif);
942
943 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
944 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
945
946 for (i = 0; i < request->n_ssids; i++) {
947 wil_dbg_misc(wil, "SSID[%d]", i);
948 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
949 request->ssids[i].ssid,
950 request->ssids[i].ssid_len, true);
951 }
952
953 if (request->n_ssids)
954 rc = wmi_set_ssid(vif, request->ssids[0].ssid_len,
955 request->ssids[0].ssid);
956 else
957 rc = wmi_set_ssid(vif, 0, NULL);
958
959 if (rc) {
960 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
961 goto out;
962 }
963
964 vif->scan_request = request;
965 mod_timer(&vif->scan_timer, jiffies + WIL6210_SCAN_TO);
966
967 memset(&cmd, 0, sizeof(cmd));
968 cmd.cmd.scan_type = WMI_ACTIVE_SCAN;
969 cmd.cmd.num_channels = 0;
970 n = min(request->n_channels, 4U);
971 for (i = 0; i < n; i++) {
972 int ch = request->channels[i]->hw_value;
973
974 if (ch == 0) {
975 wil_err(wil,
976 "Scan requested for unknown frequency %dMhz\n",
977 request->channels[i]->center_freq);
978 continue;
979 }
980 /* 0-based channel indexes */
981 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
982 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
983 request->channels[i]->center_freq);
984 }
985
986 if (request->ie_len)
987 wil_hex_dump_misc("Scan IE ", DUMP_PREFIX_OFFSET, 16, 1,
988 request->ie, request->ie_len, true);
989 else
990 wil_dbg_misc(wil, "Scan has no IE's\n");
991
992 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
993 request->ie_len, request->ie);
994 if (rc)
995 goto out_restore;
996
997 if (wil->discovery_mode && cmd.cmd.scan_type == WMI_ACTIVE_SCAN) {
998 cmd.cmd.discovery_mode = 1;
999 wil_dbg_misc(wil, "active scan with discovery_mode=1\n");
1000 }
1001
1002 if (vif->mid == 0)
1003 wil->radio_wdev = wdev;
1004 rc = wmi_send(wil, WMI_START_SCAN_CMDID, vif->mid,
1005 &cmd, sizeof(cmd.cmd) +
1006 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
1007
1008out_restore:
1009 if (rc) {
1010 del_timer_sync(&vif->scan_timer);
1011 if (vif->mid == 0)
1012 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
1013 vif->scan_request = NULL;
1014 }
1015out:
1016 mutex_unlock(&wil->mutex);
1017 return rc;
1018}
1019
1020static void wil_cfg80211_abort_scan(struct wiphy *wiphy,
1021 struct wireless_dev *wdev)
1022{
1023 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1024 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1025
1026 wil_dbg_misc(wil, "wdev=0x%p iftype=%d\n", wdev, wdev->iftype);
1027
1028 mutex_lock(&wil->mutex);
1029 mutex_lock(&wil->vif_mutex);
1030
1031 if (!vif->scan_request)
1032 goto out;
1033
1034 if (wdev != vif->scan_request->wdev) {
1035 wil_dbg_misc(wil, "abort scan was called on the wrong iface\n");
1036 goto out;
1037 }
1038
1039 if (wdev == wil->p2p_wdev && wil->radio_wdev == wil->p2p_wdev)
1040 wil_p2p_stop_radio_operations(wil);
1041 else
1042 wil_abort_scan(vif, true);
1043
1044out:
1045 mutex_unlock(&wil->vif_mutex);
1046 mutex_unlock(&wil->mutex);
1047}
1048
1049static void wil_print_crypto(struct wil6210_priv *wil,
1050 struct cfg80211_crypto_settings *c)
1051{
1052 int i, n;
1053
1054 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
1055 c->wpa_versions, c->cipher_group);
1056 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
1057 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
1058 for (i = 0; i < n; i++)
1059 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1060 c->ciphers_pairwise[i]);
1061 wil_dbg_misc(wil, "}\n");
1062 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
1063 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
1064 for (i = 0; i < n; i++)
1065 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
1066 c->akm_suites[i]);
1067 wil_dbg_misc(wil, "}\n");
1068 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
1069 c->control_port, be16_to_cpu(c->control_port_ethertype),
1070 c->control_port_no_encrypt);
1071}
1072
1073static const char *
1074wil_get_auth_type_name(enum nl80211_auth_type auth_type)
1075{
1076 switch (auth_type) {
1077 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1078 return "OPEN_SYSTEM";
1079 case NL80211_AUTHTYPE_SHARED_KEY:
1080 return "SHARED_KEY";
1081 case NL80211_AUTHTYPE_FT:
1082 return "FT";
1083 case NL80211_AUTHTYPE_NETWORK_EAP:
1084 return "NETWORK_EAP";
1085 case NL80211_AUTHTYPE_SAE:
1086 return "SAE";
1087 case NL80211_AUTHTYPE_AUTOMATIC:
1088 return "AUTOMATIC";
1089 default:
1090 return "unknown";
1091 }
1092}
1093static void wil_print_connect_params(struct wil6210_priv *wil,
1094 struct cfg80211_connect_params *sme)
1095{
1096 wil_info(wil, "Connecting to:\n");
1097 if (sme->channel) {
1098 wil_info(wil, " Channel: %d freq %d\n",
1099 sme->channel->hw_value, sme->channel->center_freq);
1100 }
1101 if (sme->bssid)
1102 wil_info(wil, " BSSID: %pM\n", sme->bssid);
1103 if (sme->ssid)
1104 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
1105 16, 1, sme->ssid, sme->ssid_len, true);
1106 if (sme->prev_bssid)
1107 wil_info(wil, " Previous BSSID=%pM\n", sme->prev_bssid);
1108 wil_info(wil, " Auth Type: %s\n",
1109 wil_get_auth_type_name(sme->auth_type));
1110 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
1111 wil_info(wil, " PBSS: %d\n", sme->pbss);
1112 wil_print_crypto(wil, &sme->crypto);
1113}
1114
1115static int wil_ft_connect(struct wiphy *wiphy,
1116 struct net_device *ndev,
1117 struct cfg80211_connect_params *sme)
1118{
1119 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1120 struct wil6210_vif *vif = ndev_to_vif(ndev);
1121 struct wmi_ft_auth_cmd auth_cmd;
1122 int rc;
1123
1124 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
1125 wil_err(wil, "FT: FW does not support FT roaming\n");
1126 return -EOPNOTSUPP;
1127 }
1128
1129 if (!sme->prev_bssid) {
1130 wil_err(wil, "FT: prev_bssid was not set\n");
1131 return -EINVAL;
1132 }
1133
1134 if (ether_addr_equal(sme->prev_bssid, sme->bssid)) {
1135 wil_err(wil, "FT: can not roam to same AP\n");
1136 return -EINVAL;
1137 }
1138
1139 if (!test_bit(wil_vif_fwconnected, vif->status)) {
1140 wil_err(wil, "FT: roam while not connected\n");
1141 return -EINVAL;
1142 }
1143
1144 if (vif->privacy != sme->privacy) {
1145 wil_err(wil, "FT: privacy mismatch, current (%d) roam (%d)\n",
1146 vif->privacy, sme->privacy);
1147 return -EINVAL;
1148 }
1149
1150 if (sme->pbss) {
1151 wil_err(wil, "FT: roam is not valid for PBSS\n");
1152 return -EINVAL;
1153 }
1154
1155 memset(&auth_cmd, 0, sizeof(auth_cmd));
1156 auth_cmd.channel = sme->channel->hw_value - 1;
1157 ether_addr_copy(auth_cmd.bssid, sme->bssid);
1158
1159 wil_info(wil, "FT: roaming\n");
1160
1161 set_bit(wil_vif_ft_roam, vif->status);
1162 rc = wmi_send(wil, WMI_FT_AUTH_CMDID, vif->mid,
1163 &auth_cmd, sizeof(auth_cmd));
1164 if (rc == 0)
1165 mod_timer(&vif->connect_timer,
1166 jiffies + msecs_to_jiffies(5000));
1167 else
1168 clear_bit(wil_vif_ft_roam, vif->status);
1169
1170 return rc;
1171}
1172
1173static int wil_get_wmi_edmg_channel(struct wil6210_priv *wil, u8 edmg_bw_config,
1174 u8 edmg_channels, u8 *wmi_ch)
1175{
1176 if (!edmg_bw_config) {
1177 *wmi_ch = 0;
1178 return 0;
1179 } else if (edmg_bw_config == WIL_EDMG_BW_CONFIGURATION) {
1180 /* convert from edmg channel bitmap into edmg channel number */
1181 switch (edmg_channels) {
1182 case WIL_EDMG_CHANNEL_9_SUBCHANNELS:
1183 return wil_spec2wmi_ch(9, wmi_ch);
1184 case WIL_EDMG_CHANNEL_10_SUBCHANNELS:
1185 return wil_spec2wmi_ch(10, wmi_ch);
1186 case WIL_EDMG_CHANNEL_11_SUBCHANNELS:
1187 return wil_spec2wmi_ch(11, wmi_ch);
1188 default:
1189 wil_err(wil, "Unsupported edmg channel bitmap 0x%x\n",
1190 edmg_channels);
1191 return -EINVAL;
1192 }
1193 } else {
1194 wil_err(wil, "Unsupported EDMG BW configuration %d\n",
1195 edmg_bw_config);
1196 return -EINVAL;
1197 }
1198}
1199
1200static int wil_cfg80211_connect(struct wiphy *wiphy,
1201 struct net_device *ndev,
1202 struct cfg80211_connect_params *sme)
1203{
1204 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1205 struct wil6210_vif *vif = ndev_to_vif(ndev);
1206 struct cfg80211_bss *bss;
1207 struct wmi_connect_cmd conn;
1208 const u8 *ssid_eid;
1209 const u8 *rsn_eid;
1210 int ch;
1211 int rc = 0;
1212 bool is_ft_roam = false;
1213 u8 network_type;
1214 enum ieee80211_bss_type bss_type = IEEE80211_BSS_TYPE_ESS;
1215
1216 wil_dbg_misc(wil, "connect, mid=%d\n", vif->mid);
1217 wil_print_connect_params(wil, sme);
1218
1219 if (sme->auth_type == NL80211_AUTHTYPE_FT)
1220 is_ft_roam = true;
1221 if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC &&
1222 test_bit(wil_vif_fwconnected, vif->status))
1223 is_ft_roam = true;
1224
1225 if (!is_ft_roam)
1226 if (test_bit(wil_vif_fwconnecting, vif->status) ||
1227 test_bit(wil_vif_fwconnected, vif->status))
1228 return -EALREADY;
1229
1230 if (sme->ie_len > WMI_MAX_IE_LEN) {
1231 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
1232 return -ERANGE;
1233 }
1234
1235 rsn_eid = sme->ie ?
1236 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
1237 NULL;
1238 if (sme->privacy && !rsn_eid) {
1239 wil_info(wil, "WSC connection\n");
1240 if (is_ft_roam) {
1241 wil_err(wil, "No WSC with FT roam\n");
1242 return -EINVAL;
1243 }
1244 }
1245
1246 if (sme->pbss)
1247 bss_type = IEEE80211_BSS_TYPE_PBSS;
1248
1249 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
1250 sme->ssid, sme->ssid_len,
1251 bss_type, IEEE80211_PRIVACY_ANY);
1252 if (!bss) {
1253 wil_err(wil, "Unable to find BSS\n");
1254 return -ENOENT;
1255 }
1256
1257 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
1258 if (!ssid_eid) {
1259 wil_err(wil, "No SSID\n");
1260 rc = -ENOENT;
1261 goto out;
1262 }
1263 vif->privacy = sme->privacy;
1264 vif->pbss = sme->pbss;
1265
1266 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
1267 if (rc)
1268 goto out;
1269
1270 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
1271 case WLAN_CAPABILITY_DMG_TYPE_AP:
1272 network_type = WMI_NETTYPE_INFRA;
1273 break;
1274 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
1275 network_type = WMI_NETTYPE_P2P;
1276 break;
1277 default:
1278 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
1279 bss->capability);
1280 rc = -EINVAL;
1281 goto out;
1282 }
1283
1284 ch = bss->channel->hw_value;
1285 if (ch == 0) {
1286 wil_err(wil, "BSS at unknown frequency %dMhz\n",
1287 bss->channel->center_freq);
1288 rc = -EOPNOTSUPP;
1289 goto out;
1290 }
1291
1292 if (is_ft_roam) {
1293 if (network_type != WMI_NETTYPE_INFRA) {
1294 wil_err(wil, "FT: Unsupported BSS type, capability= 0x%04x\n",
1295 bss->capability);
1296 rc = -EINVAL;
1297 goto out;
1298 }
1299 rc = wil_ft_connect(wiphy, ndev, sme);
1300 if (rc == 0)
1301 vif->bss = bss;
1302 goto out;
1303 }
1304
1305 if (vif->privacy) {
1306 /* For secure assoc, remove old keys */
1307 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1308 WMI_KEY_USE_PAIRWISE);
1309 if (rc) {
1310 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
1311 goto out;
1312 }
1313 rc = wmi_del_cipher_key(vif, 0, bss->bssid,
1314 WMI_KEY_USE_RX_GROUP);
1315 if (rc) {
1316 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
1317 goto out;
1318 }
1319 }
1320
1321 /* WMI_CONNECT_CMD */
1322 memset(&conn, 0, sizeof(conn));
1323 conn.network_type = network_type;
1324 if (vif->privacy) {
1325 if (rsn_eid) { /* regular secure connection */
1326 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
1327 conn.auth_mode = WMI_AUTH_WPA2_PSK;
1328 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
1329 conn.pairwise_crypto_len = 16;
1330 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
1331 conn.group_crypto_len = 16;
1332 } else { /* WSC */
1333 conn.dot11_auth_mode = WMI_AUTH11_WSC;
1334 conn.auth_mode = WMI_AUTH_NONE;
1335 }
1336 } else { /* insecure connection */
1337 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
1338 conn.auth_mode = WMI_AUTH_NONE;
1339 }
1340
1341 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
1342 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
1343 conn.channel = ch - 1;
1344
1345 rc = wil_get_wmi_edmg_channel(wil, sme->edmg.bw_config,
1346 sme->edmg.channels, &conn.edmg_channel);
1347 if (rc < 0)
1348 return rc;
1349
1350 ether_addr_copy(conn.bssid, bss->bssid);
1351 ether_addr_copy(conn.dst_mac, bss->bssid);
1352
1353 set_bit(wil_vif_fwconnecting, vif->status);
1354
1355 rc = wmi_send(wil, WMI_CONNECT_CMDID, vif->mid, &conn, sizeof(conn));
1356 if (rc == 0) {
1357 netif_carrier_on(ndev);
1358 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1359 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1360 vif->bss = bss;
1361 /* Connect can take lots of time */
1362 mod_timer(&vif->connect_timer,
1363 jiffies + msecs_to_jiffies(5000));
1364 } else {
1365 clear_bit(wil_vif_fwconnecting, vif->status);
1366 }
1367
1368 out:
1369 cfg80211_put_bss(wiphy, bss);
1370
1371 return rc;
1372}
1373
1374static int wil_cfg80211_disconnect(struct wiphy *wiphy,
1375 struct net_device *ndev,
1376 u16 reason_code)
1377{
1378 int rc;
1379 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1380 struct wil6210_vif *vif = ndev_to_vif(ndev);
1381
1382 wil_dbg_misc(wil, "disconnect: reason=%d, mid=%d\n",
1383 reason_code, vif->mid);
1384
1385 if (!(test_bit(wil_vif_fwconnecting, vif->status) ||
1386 test_bit(wil_vif_fwconnected, vif->status))) {
1387 wil_err(wil, "Disconnect was called while disconnected\n");
1388 return 0;
1389 }
1390
1391 vif->locally_generated_disc = true;
1392 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
1393 WMI_DISCONNECT_EVENTID, NULL, 0,
1394 WIL6210_DISCONNECT_TO_MS);
1395 if (rc)
1396 wil_err(wil, "disconnect error %d\n", rc);
1397
1398 return rc;
1399}
1400
1401static int wil_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1402{
1403 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1404 int rc;
1405
1406 /* these parameters are explicitly not supported */
1407 if (changed & (WIPHY_PARAM_RETRY_LONG |
1408 WIPHY_PARAM_FRAG_THRESHOLD |
1409 WIPHY_PARAM_RTS_THRESHOLD))
1410 return -ENOTSUPP;
1411
1412 if (changed & WIPHY_PARAM_RETRY_SHORT) {
1413 rc = wmi_set_mgmt_retry(wil, wiphy->retry_short);
1414 if (rc)
1415 return rc;
1416 }
1417
1418 return 0;
1419}
1420
1421int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
1422 struct cfg80211_mgmt_tx_params *params,
1423 u64 *cookie)
1424{
1425 const u8 *buf = params->buf;
1426 size_t len = params->len;
1427 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1428 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1429 int rc;
1430 bool tx_status;
1431
1432 wil_dbg_misc(wil, "mgmt_tx: channel %d offchan %d, wait %d\n",
1433 params->chan ? params->chan->hw_value : -1,
1434 params->offchan,
1435 params->wait);
1436
1437 /* Note, currently we support the "wait" parameter only on AP mode.
1438 * In other modes, user-space must call remain_on_channel before
1439 * mgmt_tx or listen on a channel other than active one.
1440 */
1441
1442 if (params->chan && params->chan->hw_value == 0) {
1443 wil_err(wil, "invalid channel\n");
1444 return -EINVAL;
1445 }
1446
1447 if (wdev->iftype != NL80211_IFTYPE_AP) {
1448 wil_dbg_misc(wil,
1449 "send WMI_SW_TX_REQ_CMDID on non-AP interfaces\n");
1450 rc = wmi_mgmt_tx(vif, buf, len);
1451 goto out;
1452 }
1453
1454 if (!params->chan || params->chan->hw_value == vif->channel) {
1455 wil_dbg_misc(wil,
1456 "send WMI_SW_TX_REQ_CMDID for on-channel\n");
1457 rc = wmi_mgmt_tx(vif, buf, len);
1458 goto out;
1459 }
1460
1461 if (params->offchan == 0) {
1462 wil_err(wil,
1463 "invalid channel params: current %d requested %d, off-channel not allowed\n",
1464 vif->channel, params->chan->hw_value);
1465 return -EBUSY;
1466 }
1467
1468 /* use the wmi_mgmt_tx_ext only on AP mode and off-channel */
1469 rc = wmi_mgmt_tx_ext(vif, buf, len, params->chan->hw_value,
1470 params->wait);
1471
1472out:
1473 /* when the sent packet was not acked by receiver(ACK=0), rc will
1474 * be -EAGAIN. In this case this function needs to return success,
1475 * the ACK=0 will be reflected in tx_status.
1476 */
1477 tx_status = (rc == 0);
1478 rc = (rc == -EAGAIN) ? 0 : rc;
1479 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
1480 tx_status, GFP_KERNEL);
1481
1482 return rc;
1483}
1484
1485static int wil_cfg80211_set_channel(struct wiphy *wiphy,
1486 struct cfg80211_chan_def *chandef)
1487{
1488 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1489
1490 wil->monitor_chandef = *chandef;
1491
1492 return 0;
1493}
1494
1495static enum wmi_key_usage wil_detect_key_usage(struct wireless_dev *wdev,
1496 bool pairwise)
1497{
1498 struct wil6210_priv *wil = wdev_to_wil(wdev);
1499 enum wmi_key_usage rc;
1500
1501 if (pairwise) {
1502 rc = WMI_KEY_USE_PAIRWISE;
1503 } else {
1504 switch (wdev->iftype) {
1505 case NL80211_IFTYPE_STATION:
1506 case NL80211_IFTYPE_P2P_CLIENT:
1507 rc = WMI_KEY_USE_RX_GROUP;
1508 break;
1509 case NL80211_IFTYPE_AP:
1510 case NL80211_IFTYPE_P2P_GO:
1511 rc = WMI_KEY_USE_TX_GROUP;
1512 break;
1513 default:
1514 /* TODO: Rx GTK or Tx GTK? */
1515 wil_err(wil, "Can't determine GTK type\n");
1516 rc = WMI_KEY_USE_RX_GROUP;
1517 break;
1518 }
1519 }
1520 wil_dbg_misc(wil, "detect_key_usage: -> %s\n", key_usage_str[rc]);
1521
1522 return rc;
1523}
1524
1525static struct wil_sta_info *
1526wil_find_sta_by_key_usage(struct wil6210_priv *wil, u8 mid,
1527 enum wmi_key_usage key_usage, const u8 *mac_addr)
1528{
1529 int cid = -EINVAL;
1530
1531 if (key_usage == WMI_KEY_USE_TX_GROUP)
1532 return NULL; /* not needed */
1533
1534 /* supplicant provides Rx group key in STA mode with NULL MAC address */
1535 if (mac_addr)
1536 cid = wil_find_cid(wil, mid, mac_addr);
1537 else if (key_usage == WMI_KEY_USE_RX_GROUP)
1538 cid = wil_find_cid_by_idx(wil, mid, 0);
1539 if (cid < 0) {
1540 wil_err(wil, "No CID for %pM %s\n", mac_addr,
1541 key_usage_str[key_usage]);
1542 return ERR_PTR(cid);
1543 }
1544
1545 return &wil->sta[cid];
1546}
1547
1548void wil_set_crypto_rx(u8 key_index, enum wmi_key_usage key_usage,
1549 struct wil_sta_info *cs,
1550 struct key_params *params)
1551{
1552 struct wil_tid_crypto_rx_single *cc;
1553 int tid;
1554
1555 if (!cs)
1556 return;
1557
1558 switch (key_usage) {
1559 case WMI_KEY_USE_STORE_PTK:
1560 case WMI_KEY_USE_PAIRWISE:
1561 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1562 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1563 if (params->seq)
1564 memcpy(cc->pn, params->seq,
1565 IEEE80211_GCMP_PN_LEN);
1566 else
1567 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1568 cc->key_set = true;
1569 }
1570 break;
1571 case WMI_KEY_USE_RX_GROUP:
1572 cc = &cs->group_crypto_rx.key_id[key_index];
1573 if (params->seq)
1574 memcpy(cc->pn, params->seq, IEEE80211_GCMP_PN_LEN);
1575 else
1576 memset(cc->pn, 0, IEEE80211_GCMP_PN_LEN);
1577 cc->key_set = true;
1578 break;
1579 default:
1580 break;
1581 }
1582}
1583
1584static void wil_del_rx_key(u8 key_index, enum wmi_key_usage key_usage,
1585 struct wil_sta_info *cs)
1586{
1587 struct wil_tid_crypto_rx_single *cc;
1588 int tid;
1589
1590 if (!cs)
1591 return;
1592
1593 switch (key_usage) {
1594 case WMI_KEY_USE_PAIRWISE:
1595 for (tid = 0; tid < WIL_STA_TID_NUM; tid++) {
1596 cc = &cs->tid_crypto_rx[tid].key_id[key_index];
1597 cc->key_set = false;
1598 }
1599 break;
1600 case WMI_KEY_USE_RX_GROUP:
1601 cc = &cs->group_crypto_rx.key_id[key_index];
1602 cc->key_set = false;
1603 break;
1604 default:
1605 break;
1606 }
1607}
1608
1609static int wil_cfg80211_add_key(struct wiphy *wiphy,
1610 struct net_device *ndev,
1611 u8 key_index, bool pairwise,
1612 const u8 *mac_addr,
1613 struct key_params *params)
1614{
1615 int rc;
1616 struct wil6210_vif *vif = ndev_to_vif(ndev);
1617 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1618 struct wireless_dev *wdev = vif_to_wdev(vif);
1619 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1620 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1621 key_usage,
1622 mac_addr);
1623
1624 if (!params) {
1625 wil_err(wil, "NULL params\n");
1626 return -EINVAL;
1627 }
1628
1629 wil_dbg_misc(wil, "add_key: %pM %s[%d] PN %*phN\n",
1630 mac_addr, key_usage_str[key_usage], key_index,
1631 params->seq_len, params->seq);
1632
1633 if (IS_ERR(cs)) {
1634 /* in FT, sta info may not be available as add_key may be
1635 * sent by host before FW sends WMI_CONNECT_EVENT
1636 */
1637 if (!test_bit(wil_vif_ft_roam, vif->status)) {
1638 wil_err(wil, "Not connected, %pM %s[%d] PN %*phN\n",
1639 mac_addr, key_usage_str[key_usage], key_index,
1640 params->seq_len, params->seq);
1641 return -EINVAL;
1642 }
1643 }
1644
1645 if (!IS_ERR(cs))
1646 wil_del_rx_key(key_index, key_usage, cs);
1647
1648 if (params->seq && params->seq_len != IEEE80211_GCMP_PN_LEN) {
1649 wil_err(wil,
1650 "Wrong PN len %d, %pM %s[%d] PN %*phN\n",
1651 params->seq_len, mac_addr,
1652 key_usage_str[key_usage], key_index,
1653 params->seq_len, params->seq);
1654 return -EINVAL;
1655 }
1656
1657 spin_lock_bh(&wil->eap_lock);
1658 if (pairwise && wdev->iftype == NL80211_IFTYPE_STATION &&
1659 (vif->ptk_rekey_state == WIL_REKEY_M3_RECEIVED ||
1660 vif->ptk_rekey_state == WIL_REKEY_WAIT_M4_SENT)) {
1661 key_usage = WMI_KEY_USE_STORE_PTK;
1662 vif->ptk_rekey_state = WIL_REKEY_WAIT_M4_SENT;
1663 wil_dbg_misc(wil, "Store EAPOL key\n");
1664 }
1665 spin_unlock_bh(&wil->eap_lock);
1666
1667 rc = wmi_add_cipher_key(vif, key_index, mac_addr, params->key_len,
1668 params->key, key_usage);
1669 if (!rc && !IS_ERR(cs)) {
1670 /* update local storage used for AP recovery */
1671 if (key_usage == WMI_KEY_USE_TX_GROUP && params->key &&
1672 params->key_len <= WMI_MAX_KEY_LEN) {
1673 vif->gtk_index = key_index;
1674 memcpy(vif->gtk, params->key, params->key_len);
1675 vif->gtk_len = params->key_len;
1676 }
1677 /* in FT set crypto will take place upon receiving
1678 * WMI_RING_EN_EVENTID event
1679 */
1680 wil_set_crypto_rx(key_index, key_usage, cs, params);
1681 }
1682
1683 return rc;
1684}
1685
1686static int wil_cfg80211_del_key(struct wiphy *wiphy,
1687 struct net_device *ndev,
1688 u8 key_index, bool pairwise,
1689 const u8 *mac_addr)
1690{
1691 struct wil6210_vif *vif = ndev_to_vif(ndev);
1692 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1693 struct wireless_dev *wdev = vif_to_wdev(vif);
1694 enum wmi_key_usage key_usage = wil_detect_key_usage(wdev, pairwise);
1695 struct wil_sta_info *cs = wil_find_sta_by_key_usage(wil, vif->mid,
1696 key_usage,
1697 mac_addr);
1698
1699 wil_dbg_misc(wil, "del_key: %pM %s[%d]\n", mac_addr,
1700 key_usage_str[key_usage], key_index);
1701
1702 if (IS_ERR(cs))
1703 wil_info(wil, "Not connected, %pM %s[%d]\n",
1704 mac_addr, key_usage_str[key_usage], key_index);
1705
1706 if (!IS_ERR_OR_NULL(cs))
1707 wil_del_rx_key(key_index, key_usage, cs);
1708
1709 return wmi_del_cipher_key(vif, key_index, mac_addr, key_usage);
1710}
1711
1712/* Need to be present or wiphy_new() will WARN */
1713static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
1714 struct net_device *ndev,
1715 u8 key_index, bool unicast,
1716 bool multicast)
1717{
1718 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1719
1720 wil_dbg_misc(wil, "set_default_key: entered\n");
1721 return 0;
1722}
1723
1724static int wil_remain_on_channel(struct wiphy *wiphy,
1725 struct wireless_dev *wdev,
1726 struct ieee80211_channel *chan,
1727 unsigned int duration,
1728 u64 *cookie)
1729{
1730 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1731 int rc;
1732
1733 wil_dbg_misc(wil,
1734 "remain_on_channel: center_freq=%d, duration=%d iftype=%d\n",
1735 chan->center_freq, duration, wdev->iftype);
1736
1737 rc = wil_p2p_listen(wil, wdev, duration, chan, cookie);
1738 return rc;
1739}
1740
1741static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
1742 struct wireless_dev *wdev,
1743 u64 cookie)
1744{
1745 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1746 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
1747
1748 wil_dbg_misc(wil, "cancel_remain_on_channel\n");
1749
1750 return wil_p2p_cancel_listen(vif, cookie);
1751}
1752
1753/**
1754 * find a specific IE in a list of IEs
1755 * return a pointer to the beginning of IE in the list
1756 * or NULL if not found
1757 */
1758static const u8 *_wil_cfg80211_find_ie(const u8 *ies, u16 ies_len, const u8 *ie,
1759 u16 ie_len)
1760{
1761 struct ieee80211_vendor_ie *vie;
1762 u32 oui;
1763
1764 /* IE tag at offset 0, length at offset 1 */
1765 if (ie_len < 2 || 2 + ie[1] > ie_len)
1766 return NULL;
1767
1768 if (ie[0] != WLAN_EID_VENDOR_SPECIFIC)
1769 return cfg80211_find_ie(ie[0], ies, ies_len);
1770
1771 /* make sure there is room for 3 bytes OUI + 1 byte OUI type */
1772 if (ie[1] < 4)
1773 return NULL;
1774 vie = (struct ieee80211_vendor_ie *)ie;
1775 oui = vie->oui[0] << 16 | vie->oui[1] << 8 | vie->oui[2];
1776 return cfg80211_find_vendor_ie(oui, vie->oui_type, ies,
1777 ies_len);
1778}
1779
1780/**
1781 * merge the IEs in two lists into a single list.
1782 * do not include IEs from the second list which exist in the first list.
1783 * add only vendor specific IEs from second list to keep
1784 * the merged list sorted (since vendor-specific IE has the
1785 * highest tag number)
1786 * caller must free the allocated memory for merged IEs
1787 */
1788static int _wil_cfg80211_merge_extra_ies(const u8 *ies1, u16 ies1_len,
1789 const u8 *ies2, u16 ies2_len,
1790 u8 **merged_ies, u16 *merged_len)
1791{
1792 u8 *buf, *dpos;
1793 const u8 *spos;
1794
1795 if (!ies1)
1796 ies1_len = 0;
1797
1798 if (!ies2)
1799 ies2_len = 0;
1800
1801 if (ies1_len == 0 && ies2_len == 0) {
1802 *merged_ies = NULL;
1803 *merged_len = 0;
1804 return 0;
1805 }
1806
1807 buf = kmalloc(ies1_len + ies2_len, GFP_KERNEL);
1808 if (!buf)
1809 return -ENOMEM;
1810 if (ies1)
1811 memcpy(buf, ies1, ies1_len);
1812 dpos = buf + ies1_len;
1813 spos = ies2;
1814 while (spos && (spos + 1 < ies2 + ies2_len)) {
1815 /* IE tag at offset 0, length at offset 1 */
1816 u16 ielen = 2 + spos[1];
1817
1818 if (spos + ielen > ies2 + ies2_len)
1819 break;
1820 if (spos[0] == WLAN_EID_VENDOR_SPECIFIC &&
1821 (!ies1 || !_wil_cfg80211_find_ie(ies1, ies1_len,
1822 spos, ielen))) {
1823 memcpy(dpos, spos, ielen);
1824 dpos += ielen;
1825 }
1826 spos += ielen;
1827 }
1828
1829 *merged_ies = buf;
1830 *merged_len = dpos - buf;
1831 return 0;
1832}
1833
1834static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
1835{
1836 wil_hex_dump_misc("head ", DUMP_PREFIX_OFFSET, 16, 1,
1837 b->head, b->head_len, true);
1838 wil_hex_dump_misc("tail ", DUMP_PREFIX_OFFSET, 16, 1,
1839 b->tail, b->tail_len, true);
1840 wil_hex_dump_misc("BCON IE ", DUMP_PREFIX_OFFSET, 16, 1,
1841 b->beacon_ies, b->beacon_ies_len, true);
1842 wil_hex_dump_misc("PROBE ", DUMP_PREFIX_OFFSET, 16, 1,
1843 b->probe_resp, b->probe_resp_len, true);
1844 wil_hex_dump_misc("PROBE IE ", DUMP_PREFIX_OFFSET, 16, 1,
1845 b->proberesp_ies, b->proberesp_ies_len, true);
1846 wil_hex_dump_misc("ASSOC IE ", DUMP_PREFIX_OFFSET, 16, 1,
1847 b->assocresp_ies, b->assocresp_ies_len, true);
1848}
1849
1850/* internal functions for device reset and starting AP */
1851static u8 *
1852_wil_cfg80211_get_proberesp_ies(const u8 *proberesp, u16 proberesp_len,
1853 u16 *ies_len)
1854{
1855 u8 *ies = NULL;
1856
1857 if (proberesp) {
1858 struct ieee80211_mgmt *f =
1859 (struct ieee80211_mgmt *)proberesp;
1860 size_t hlen = offsetof(struct ieee80211_mgmt,
1861 u.probe_resp.variable);
1862
1863 ies = f->u.probe_resp.variable;
1864 if (ies_len)
1865 *ies_len = proberesp_len - hlen;
1866 }
1867
1868 return ies;
1869}
1870
1871static int _wil_cfg80211_set_ies(struct wil6210_vif *vif,
1872 struct cfg80211_beacon_data *bcon)
1873{
1874 int rc;
1875 u16 len = 0, proberesp_len = 0;
1876 u8 *ies = NULL, *proberesp;
1877
1878 /* update local storage used for AP recovery */
1879 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, bcon->probe_resp,
1880 bcon->probe_resp_len);
1881 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len,
1882 bcon->proberesp_ies, bcon->proberesp_ies_len);
1883 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len,
1884 bcon->assocresp_ies, bcon->assocresp_ies_len);
1885
1886 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1887 bcon->probe_resp_len,
1888 &proberesp_len);
1889 rc = _wil_cfg80211_merge_extra_ies(proberesp,
1890 proberesp_len,
1891 bcon->proberesp_ies,
1892 bcon->proberesp_ies_len,
1893 &ies, &len);
1894
1895 if (rc)
1896 goto out;
1897
1898 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_RESP, len, ies);
1899 if (rc)
1900 goto out;
1901
1902 if (bcon->assocresp_ies)
1903 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP,
1904 bcon->assocresp_ies_len, bcon->assocresp_ies);
1905 else
1906 rc = wmi_set_ie(vif, WMI_FRAME_ASSOC_RESP, len, ies);
1907#if 0 /* to use beacon IE's, remove this #if 0 */
1908 if (rc)
1909 goto out;
1910
1911 rc = wmi_set_ie(vif, WMI_FRAME_BEACON,
1912 bcon->tail_len, bcon->tail);
1913#endif
1914out:
1915 kfree(ies);
1916 return rc;
1917}
1918
1919static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
1920 struct net_device *ndev,
1921 const u8 *ssid, size_t ssid_len, u32 privacy,
1922 int bi, u8 chan, u8 wmi_edmg_channel,
1923 struct cfg80211_beacon_data *bcon,
1924 u8 hidden_ssid, u32 pbss)
1925{
1926 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1927 struct wil6210_vif *vif = ndev_to_vif(ndev);
1928 int rc;
1929 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1930 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
1931 u8 is_go = (wdev->iftype == NL80211_IFTYPE_P2P_GO);
1932 u16 proberesp_len = 0;
1933 u8 *proberesp;
1934 bool ft = false;
1935
1936 if (pbss)
1937 wmi_nettype = WMI_NETTYPE_P2P;
1938
1939 wil_dbg_misc(wil, "start_ap: mid=%d, is_go=%d\n", vif->mid, is_go);
1940 if (is_go && !pbss) {
1941 wil_err(wil, "P2P GO must be in PBSS\n");
1942 return -ENOTSUPP;
1943 }
1944
1945 wil_set_recovery_state(wil, fw_recovery_idle);
1946
1947 proberesp = _wil_cfg80211_get_proberesp_ies(bcon->probe_resp,
1948 bcon->probe_resp_len,
1949 &proberesp_len);
1950 /* check that the probe response IEs has a MDE */
1951 if ((proberesp && proberesp_len > 0 &&
1952 cfg80211_find_ie(WLAN_EID_MOBILITY_DOMAIN,
1953 proberesp,
1954 proberesp_len)))
1955 ft = true;
1956
1957 if (ft) {
1958 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING,
1959 wil->fw_capabilities)) {
1960 wil_err(wil, "FW does not support FT roaming\n");
1961 return -ENOTSUPP;
1962 }
1963 set_bit(wil_vif_ft_roam, vif->status);
1964 }
1965
1966 mutex_lock(&wil->mutex);
1967
1968 if (!wil_has_other_active_ifaces(wil, ndev, true, false)) {
1969 __wil_down(wil);
1970 rc = __wil_up(wil);
1971 if (rc)
1972 goto out;
1973 }
1974
1975 rc = wmi_set_ssid(vif, ssid_len, ssid);
1976 if (rc)
1977 goto out;
1978
1979 rc = _wil_cfg80211_set_ies(vif, bcon);
1980 if (rc)
1981 goto out;
1982
1983 vif->privacy = privacy;
1984 vif->channel = chan;
1985 vif->wmi_edmg_channel = wmi_edmg_channel;
1986 vif->hidden_ssid = hidden_ssid;
1987 vif->pbss = pbss;
1988 vif->bi = bi;
1989 memcpy(vif->ssid, ssid, ssid_len);
1990 vif->ssid_len = ssid_len;
1991
1992 netif_carrier_on(ndev);
1993 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
1994 wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS);
1995
1996 rc = wmi_pcp_start(vif, bi, wmi_nettype, chan, wmi_edmg_channel,
1997 hidden_ssid, is_go);
1998 if (rc)
1999 goto err_pcp_start;
2000
2001 rc = wil_bcast_init(vif);
2002 if (rc)
2003 goto err_bcast;
2004
2005 goto out; /* success */
2006
2007err_bcast:
2008 wmi_pcp_stop(vif);
2009err_pcp_start:
2010 netif_carrier_off(ndev);
2011 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
2012 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2013out:
2014 mutex_unlock(&wil->mutex);
2015 return rc;
2016}
2017
2018void wil_cfg80211_ap_recovery(struct wil6210_priv *wil)
2019{
2020 int rc, i;
2021 struct wiphy *wiphy = wil_to_wiphy(wil);
2022
2023 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
2024 struct wil6210_vif *vif = wil->vifs[i];
2025 struct net_device *ndev;
2026 struct cfg80211_beacon_data bcon = {};
2027 struct key_params key_params = {};
2028
2029 if (!vif || vif->ssid_len == 0)
2030 continue;
2031
2032 ndev = vif_to_ndev(vif);
2033 bcon.proberesp_ies = vif->proberesp_ies;
2034 bcon.assocresp_ies = vif->assocresp_ies;
2035 bcon.probe_resp = vif->proberesp;
2036 bcon.proberesp_ies_len = vif->proberesp_ies_len;
2037 bcon.assocresp_ies_len = vif->assocresp_ies_len;
2038 bcon.probe_resp_len = vif->proberesp_len;
2039
2040 wil_info(wil,
2041 "AP (vif %d) recovery: privacy %d, bi %d, channel %d, hidden %d, pbss %d\n",
2042 i, vif->privacy, vif->bi, vif->channel,
2043 vif->hidden_ssid, vif->pbss);
2044 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2045 vif->ssid, vif->ssid_len, true);
2046 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2047 vif->ssid, vif->ssid_len,
2048 vif->privacy, vif->bi,
2049 vif->channel,
2050 vif->wmi_edmg_channel, &bcon,
2051 vif->hidden_ssid, vif->pbss);
2052 if (rc) {
2053 wil_err(wil, "vif %d recovery failed (%d)\n", i, rc);
2054 continue;
2055 }
2056
2057 if (!vif->privacy || vif->gtk_len == 0)
2058 continue;
2059
2060 key_params.key = vif->gtk;
2061 key_params.key_len = vif->gtk_len;
2062 key_params.seq_len = IEEE80211_GCMP_PN_LEN;
2063 rc = wil_cfg80211_add_key(wiphy, ndev, vif->gtk_index, false,
2064 NULL, &key_params);
2065 if (rc)
2066 wil_err(wil, "vif %d recovery add key failed (%d)\n",
2067 i, rc);
2068 }
2069}
2070
2071static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
2072 struct net_device *ndev,
2073 struct cfg80211_beacon_data *bcon)
2074{
2075 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2076 struct wireless_dev *wdev = ndev->ieee80211_ptr;
2077 struct wil6210_vif *vif = ndev_to_vif(ndev);
2078 int rc;
2079 u32 privacy = 0;
2080
2081 wil_dbg_misc(wil, "change_beacon, mid=%d\n", vif->mid);
2082 wil_print_bcon_data(bcon);
2083
2084 if (bcon->tail &&
2085 cfg80211_find_ie(WLAN_EID_RSN, bcon->tail,
2086 bcon->tail_len))
2087 privacy = 1;
2088
2089 memcpy(vif->ssid, wdev->ssid, wdev->ssid_len);
2090 vif->ssid_len = wdev->ssid_len;
2091
2092 /* in case privacy has changed, need to restart the AP */
2093 if (vif->privacy != privacy) {
2094 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
2095 vif->privacy, privacy);
2096
2097 rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid,
2098 vif->ssid_len, privacy,
2099 wdev->beacon_interval,
2100 vif->channel,
2101 vif->wmi_edmg_channel, bcon,
2102 vif->hidden_ssid,
2103 vif->pbss);
2104 } else {
2105 rc = _wil_cfg80211_set_ies(vif, bcon);
2106 }
2107
2108 return rc;
2109}
2110
2111static int wil_cfg80211_start_ap(struct wiphy *wiphy,
2112 struct net_device *ndev,
2113 struct cfg80211_ap_settings *info)
2114{
2115 int rc;
2116 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2117 struct ieee80211_channel *channel = info->chandef.chan;
2118 struct cfg80211_beacon_data *bcon = &info->beacon;
2119 struct cfg80211_crypto_settings *crypto = &info->crypto;
2120 u8 wmi_edmg_channel;
2121 u8 hidden_ssid;
2122
2123 wil_dbg_misc(wil, "start_ap\n");
2124
2125 rc = wil_get_wmi_edmg_channel(wil, info->chandef.edmg.bw_config,
2126 info->chandef.edmg.channels,
2127 &wmi_edmg_channel);
2128 if (rc < 0)
2129 return rc;
2130
2131 if (!channel) {
2132 wil_err(wil, "AP: No channel???\n");
2133 return -EINVAL;
2134 }
2135
2136 switch (info->hidden_ssid) {
2137 case NL80211_HIDDEN_SSID_NOT_IN_USE:
2138 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
2139 break;
2140
2141 case NL80211_HIDDEN_SSID_ZERO_LEN:
2142 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
2143 break;
2144
2145 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
2146 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
2147 break;
2148
2149 default:
2150 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
2151 return -EOPNOTSUPP;
2152 }
2153 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
2154 channel->center_freq, info->privacy ? "secure" : "open");
2155 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
2156 info->privacy, info->auth_type);
2157 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
2158 info->hidden_ssid);
2159 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
2160 info->dtim_period);
2161 wil_dbg_misc(wil, "PBSS %d\n", info->pbss);
2162 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2163 info->ssid, info->ssid_len, true);
2164 wil_print_bcon_data(bcon);
2165 wil_print_crypto(wil, crypto);
2166
2167 rc = _wil_cfg80211_start_ap(wiphy, ndev,
2168 info->ssid, info->ssid_len, info->privacy,
2169 info->beacon_interval, channel->hw_value,
2170 wmi_edmg_channel, bcon, hidden_ssid,
2171 info->pbss);
2172
2173 return rc;
2174}
2175
2176static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
2177 struct net_device *ndev)
2178{
2179 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2180 struct wil6210_vif *vif = ndev_to_vif(ndev);
2181 bool last;
2182
2183 wil_dbg_misc(wil, "stop_ap, mid=%d\n", vif->mid);
2184
2185 netif_carrier_off(ndev);
2186 last = !wil_has_other_active_ifaces(wil, ndev, false, true);
2187 if (last) {
2188 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
2189 wil_set_recovery_state(wil, fw_recovery_idle);
2190 set_bit(wil_status_resetting, wil->status);
2191 }
2192
2193 mutex_lock(&wil->mutex);
2194
2195 wmi_pcp_stop(vif);
2196 clear_bit(wil_vif_ft_roam, vif->status);
2197 vif->ssid_len = 0;
2198 wil_memdup_ie(&vif->proberesp, &vif->proberesp_len, NULL, 0);
2199 wil_memdup_ie(&vif->proberesp_ies, &vif->proberesp_ies_len, NULL, 0);
2200 wil_memdup_ie(&vif->assocresp_ies, &vif->assocresp_ies_len, NULL, 0);
2201 memset(vif->gtk, 0, WMI_MAX_KEY_LEN);
2202 vif->gtk_len = 0;
2203
2204 if (last)
2205 __wil_down(wil);
2206 else
2207 wil_bcast_fini(vif);
2208
2209 mutex_unlock(&wil->mutex);
2210
2211 return 0;
2212}
2213
2214static int wil_cfg80211_add_station(struct wiphy *wiphy,
2215 struct net_device *dev,
2216 const u8 *mac,
2217 struct station_parameters *params)
2218{
2219 struct wil6210_vif *vif = ndev_to_vif(dev);
2220 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2221
2222 wil_dbg_misc(wil, "add station %pM aid %d mid %d mask 0x%x set 0x%x\n",
2223 mac, params->aid, vif->mid,
2224 params->sta_flags_mask, params->sta_flags_set);
2225
2226 if (!disable_ap_sme) {
2227 wil_err(wil, "not supported with AP SME enabled\n");
2228 return -EOPNOTSUPP;
2229 }
2230
2231 if (params->aid > WIL_MAX_DMG_AID) {
2232 wil_err(wil, "invalid aid\n");
2233 return -EINVAL;
2234 }
2235
2236 return wmi_new_sta(vif, mac, params->aid);
2237}
2238
2239static int wil_cfg80211_del_station(struct wiphy *wiphy,
2240 struct net_device *dev,
2241 struct station_del_parameters *params)
2242{
2243 struct wil6210_vif *vif = ndev_to_vif(dev);
2244 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2245
2246 wil_dbg_misc(wil, "del_station: %pM, reason=%d mid=%d\n",
2247 params->mac, params->reason_code, vif->mid);
2248
2249 mutex_lock(&wil->mutex);
2250 wil6210_disconnect(vif, params->mac, params->reason_code);
2251 mutex_unlock(&wil->mutex);
2252
2253 return 0;
2254}
2255
2256static int wil_cfg80211_change_station(struct wiphy *wiphy,
2257 struct net_device *dev,
2258 const u8 *mac,
2259 struct station_parameters *params)
2260{
2261 struct wil6210_vif *vif = ndev_to_vif(dev);
2262 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2263 int authorize;
2264 int cid, i;
2265 struct wil_ring_tx_data *txdata = NULL;
2266
2267 wil_dbg_misc(wil, "change station %pM mask 0x%x set 0x%x mid %d\n",
2268 mac, params->sta_flags_mask, params->sta_flags_set,
2269 vif->mid);
2270
2271 if (!disable_ap_sme) {
2272 wil_dbg_misc(wil, "not supported with AP SME enabled\n");
2273 return -EOPNOTSUPP;
2274 }
2275
2276 if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
2277 return 0;
2278
2279 cid = wil_find_cid(wil, vif->mid, mac);
2280 if (cid < 0) {
2281 wil_err(wil, "station not found\n");
2282 return -ENOLINK;
2283 }
2284
2285 for (i = 0; i < ARRAY_SIZE(wil->ring2cid_tid); i++)
2286 if (wil->ring2cid_tid[i][0] == cid) {
2287 txdata = &wil->ring_tx_data[i];
2288 break;
2289 }
2290
2291 if (!txdata) {
2292 wil_err(wil, "ring data not found\n");
2293 return -ENOLINK;
2294 }
2295
2296 authorize = params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED);
2297 txdata->dot1x_open = authorize ? 1 : 0;
2298 wil_dbg_misc(wil, "cid %d ring %d authorize %d\n", cid, i,
2299 txdata->dot1x_open);
2300
2301 return 0;
2302}
2303
2304/* probe_client handling */
2305static void wil_probe_client_handle(struct wil6210_priv *wil,
2306 struct wil6210_vif *vif,
2307 struct wil_probe_client_req *req)
2308{
2309 struct net_device *ndev = vif_to_ndev(vif);
2310 struct wil_sta_info *sta = &wil->sta[req->cid];
2311 /* assume STA is alive if it is still connected,
2312 * else FW will disconnect it
2313 */
2314 bool alive = (sta->status == wil_sta_connected);
2315
2316 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive,
2317 0, false, GFP_KERNEL);
2318}
2319
2320static struct list_head *next_probe_client(struct wil6210_vif *vif)
2321{
2322 struct list_head *ret = NULL;
2323
2324 mutex_lock(&vif->probe_client_mutex);
2325
2326 if (!list_empty(&vif->probe_client_pending)) {
2327 ret = vif->probe_client_pending.next;
2328 list_del(ret);
2329 }
2330
2331 mutex_unlock(&vif->probe_client_mutex);
2332
2333 return ret;
2334}
2335
2336void wil_probe_client_worker(struct work_struct *work)
2337{
2338 struct wil6210_vif *vif = container_of(work, struct wil6210_vif,
2339 probe_client_worker);
2340 struct wil6210_priv *wil = vif_to_wil(vif);
2341 struct wil_probe_client_req *req;
2342 struct list_head *lh;
2343
2344 while ((lh = next_probe_client(vif)) != NULL) {
2345 req = list_entry(lh, struct wil_probe_client_req, list);
2346
2347 wil_probe_client_handle(wil, vif, req);
2348 kfree(req);
2349 }
2350}
2351
2352void wil_probe_client_flush(struct wil6210_vif *vif)
2353{
2354 struct wil_probe_client_req *req, *t;
2355 struct wil6210_priv *wil = vif_to_wil(vif);
2356
2357 wil_dbg_misc(wil, "probe_client_flush\n");
2358
2359 mutex_lock(&vif->probe_client_mutex);
2360
2361 list_for_each_entry_safe(req, t, &vif->probe_client_pending, list) {
2362 list_del(&req->list);
2363 kfree(req);
2364 }
2365
2366 mutex_unlock(&vif->probe_client_mutex);
2367}
2368
2369static int wil_cfg80211_probe_client(struct wiphy *wiphy,
2370 struct net_device *dev,
2371 const u8 *peer, u64 *cookie)
2372{
2373 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2374 struct wil6210_vif *vif = ndev_to_vif(dev);
2375 struct wil_probe_client_req *req;
2376 int cid = wil_find_cid(wil, vif->mid, peer);
2377
2378 wil_dbg_misc(wil, "probe_client: %pM => CID %d MID %d\n",
2379 peer, cid, vif->mid);
2380
2381 if (cid < 0)
2382 return -ENOLINK;
2383
2384 req = kzalloc(sizeof(*req), GFP_KERNEL);
2385 if (!req)
2386 return -ENOMEM;
2387
2388 req->cid = cid;
2389 req->cookie = cid;
2390
2391 mutex_lock(&vif->probe_client_mutex);
2392 list_add_tail(&req->list, &vif->probe_client_pending);
2393 mutex_unlock(&vif->probe_client_mutex);
2394
2395 *cookie = req->cookie;
2396 queue_work(wil->wq_service, &vif->probe_client_worker);
2397 return 0;
2398}
2399
2400static int wil_cfg80211_change_bss(struct wiphy *wiphy,
2401 struct net_device *dev,
2402 struct bss_parameters *params)
2403{
2404 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2405 struct wil6210_vif *vif = ndev_to_vif(dev);
2406
2407 if (params->ap_isolate >= 0) {
2408 wil_dbg_misc(wil, "change_bss: ap_isolate MID %d, %d => %d\n",
2409 vif->mid, vif->ap_isolate, params->ap_isolate);
2410 vif->ap_isolate = params->ap_isolate;
2411 }
2412
2413 return 0;
2414}
2415
2416static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
2417 struct net_device *dev,
2418 bool enabled, int timeout)
2419{
2420 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2421 enum wmi_ps_profile_type ps_profile;
2422
2423 wil_dbg_misc(wil, "enabled=%d, timeout=%d\n",
2424 enabled, timeout);
2425
2426 if (enabled)
2427 ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
2428 else
2429 ps_profile = WMI_PS_PROFILE_TYPE_PS_DISABLED;
2430
2431 return wil_ps_update(wil, ps_profile);
2432}
2433
2434static int wil_cfg80211_suspend(struct wiphy *wiphy,
2435 struct cfg80211_wowlan *wow)
2436{
2437 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2438 int rc;
2439
2440 /* Setting the wakeup trigger based on wow is TBD */
2441
2442 if (test_bit(wil_status_suspended, wil->status)) {
2443 wil_dbg_pm(wil, "trying to suspend while suspended\n");
2444 return 0;
2445 }
2446
2447 rc = wil_can_suspend(wil, false);
2448 if (rc)
2449 goto out;
2450
2451 wil_dbg_pm(wil, "suspending\n");
2452
2453 mutex_lock(&wil->mutex);
2454 mutex_lock(&wil->vif_mutex);
2455 wil_p2p_stop_radio_operations(wil);
2456 wil_abort_scan_all_vifs(wil, true);
2457 mutex_unlock(&wil->vif_mutex);
2458 mutex_unlock(&wil->mutex);
2459
2460out:
2461 return rc;
2462}
2463
2464static int wil_cfg80211_resume(struct wiphy *wiphy)
2465{
2466 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2467
2468 wil_dbg_pm(wil, "resuming\n");
2469
2470 return 0;
2471}
2472
2473static int
2474wil_cfg80211_sched_scan_start(struct wiphy *wiphy,
2475 struct net_device *dev,
2476 struct cfg80211_sched_scan_request *request)
2477{
2478 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2479 struct wil6210_vif *vif = ndev_to_vif(dev);
2480 int i, rc;
2481
2482 if (vif->mid != 0)
2483 return -EOPNOTSUPP;
2484
2485 wil_dbg_misc(wil,
2486 "sched scan start: n_ssids %d, ie_len %zu, flags 0x%x\n",
2487 request->n_ssids, request->ie_len, request->flags);
2488 for (i = 0; i < request->n_ssids; i++) {
2489 wil_dbg_misc(wil, "SSID[%d]:", i);
2490 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2491 request->ssids[i].ssid,
2492 request->ssids[i].ssid_len, true);
2493 }
2494 wil_dbg_misc(wil, "channels:");
2495 for (i = 0; i < request->n_channels; i++)
2496 wil_dbg_misc(wil, " %d%s", request->channels[i]->hw_value,
2497 i == request->n_channels - 1 ? "\n" : "");
2498 wil_dbg_misc(wil, "n_match_sets %d, min_rssi_thold %d, delay %d\n",
2499 request->n_match_sets, request->min_rssi_thold,
2500 request->delay);
2501 for (i = 0; i < request->n_match_sets; i++) {
2502 struct cfg80211_match_set *ms = &request->match_sets[i];
2503
2504 wil_dbg_misc(wil, "MATCHSET[%d]: rssi_thold %d\n",
2505 i, ms->rssi_thold);
2506 wil_hex_dump_misc("SSID ", DUMP_PREFIX_OFFSET, 16, 1,
2507 ms->ssid.ssid,
2508 ms->ssid.ssid_len, true);
2509 }
2510 wil_dbg_misc(wil, "n_scan_plans %d\n", request->n_scan_plans);
2511 for (i = 0; i < request->n_scan_plans; i++) {
2512 struct cfg80211_sched_scan_plan *sp = &request->scan_plans[i];
2513
2514 wil_dbg_misc(wil, "SCAN PLAN[%d]: interval %d iterations %d\n",
2515 i, sp->interval, sp->iterations);
2516 }
2517
2518 rc = wmi_set_ie(vif, WMI_FRAME_PROBE_REQ,
2519 request->ie_len, request->ie);
2520 if (rc)
2521 return rc;
2522 return wmi_start_sched_scan(wil, request);
2523}
2524
2525static int
2526wil_cfg80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev,
2527 u64 reqid)
2528{
2529 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2530 struct wil6210_vif *vif = ndev_to_vif(dev);
2531 int rc;
2532
2533 if (vif->mid != 0)
2534 return -EOPNOTSUPP;
2535
2536 rc = wmi_stop_sched_scan(wil);
2537 /* device would return error if it thinks PNO is already stopped.
2538 * ignore the return code so user space and driver gets back in-sync
2539 */
2540 wil_dbg_misc(wil, "sched scan stopped (%d)\n", rc);
2541
2542 return 0;
2543}
2544
2545static int
2546wil_cfg80211_update_ft_ies(struct wiphy *wiphy, struct net_device *dev,
2547 struct cfg80211_update_ft_ies_params *ftie)
2548{
2549 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
2550 struct wil6210_vif *vif = ndev_to_vif(dev);
2551 struct cfg80211_bss *bss;
2552 struct wmi_ft_reassoc_cmd reassoc;
2553 int rc = 0;
2554
2555 wil_dbg_misc(wil, "update ft ies, mid=%d\n", vif->mid);
2556 wil_hex_dump_misc("FT IE ", DUMP_PREFIX_OFFSET, 16, 1,
2557 ftie->ie, ftie->ie_len, true);
2558
2559 if (!test_bit(WMI_FW_CAPABILITY_FT_ROAMING, wil->fw_capabilities)) {
2560 wil_err(wil, "FW does not support FT roaming\n");
2561 return -EOPNOTSUPP;
2562 }
2563
2564 rc = wmi_update_ft_ies(vif, ftie->ie_len, ftie->ie);
2565 if (rc)
2566 return rc;
2567
2568 if (!test_bit(wil_vif_ft_roam, vif->status))
2569 /* vif is not roaming */
2570 return 0;
2571
2572 /* wil_vif_ft_roam is set. wil_cfg80211_update_ft_ies is used as
2573 * a trigger for reassoc
2574 */
2575
2576 bss = vif->bss;
2577 if (!bss) {
2578 wil_err(wil, "FT: bss is NULL\n");
2579 return -EINVAL;
2580 }
2581
2582 memset(&reassoc, 0, sizeof(reassoc));
2583 ether_addr_copy(reassoc.bssid, bss->bssid);
2584
2585 rc = wmi_send(wil, WMI_FT_REASSOC_CMDID, vif->mid,
2586 &reassoc, sizeof(reassoc));
2587 if (rc)
2588 wil_err(wil, "FT: reassoc failed (%d)\n", rc);
2589
2590 return rc;
2591}
2592
2593static const struct cfg80211_ops wil_cfg80211_ops = {
2594 .add_virtual_intf = wil_cfg80211_add_iface,
2595 .del_virtual_intf = wil_cfg80211_del_iface,
2596 .scan = wil_cfg80211_scan,
2597 .abort_scan = wil_cfg80211_abort_scan,
2598 .connect = wil_cfg80211_connect,
2599 .disconnect = wil_cfg80211_disconnect,
2600 .set_wiphy_params = wil_cfg80211_set_wiphy_params,
2601 .change_virtual_intf = wil_cfg80211_change_iface,
2602 .get_station = wil_cfg80211_get_station,
2603 .dump_station = wil_cfg80211_dump_station,
2604 .remain_on_channel = wil_remain_on_channel,
2605 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
2606 .mgmt_tx = wil_cfg80211_mgmt_tx,
2607 .set_monitor_channel = wil_cfg80211_set_channel,
2608 .add_key = wil_cfg80211_add_key,
2609 .del_key = wil_cfg80211_del_key,
2610 .set_default_key = wil_cfg80211_set_default_key,
2611 /* AP mode */
2612 .change_beacon = wil_cfg80211_change_beacon,
2613 .start_ap = wil_cfg80211_start_ap,
2614 .stop_ap = wil_cfg80211_stop_ap,
2615 .add_station = wil_cfg80211_add_station,
2616 .del_station = wil_cfg80211_del_station,
2617 .change_station = wil_cfg80211_change_station,
2618 .probe_client = wil_cfg80211_probe_client,
2619 .change_bss = wil_cfg80211_change_bss,
2620 /* P2P device */
2621 .start_p2p_device = wil_cfg80211_start_p2p_device,
2622 .stop_p2p_device = wil_cfg80211_stop_p2p_device,
2623 .set_power_mgmt = wil_cfg80211_set_power_mgmt,
2624 .suspend = wil_cfg80211_suspend,
2625 .resume = wil_cfg80211_resume,
2626 .sched_scan_start = wil_cfg80211_sched_scan_start,
2627 .sched_scan_stop = wil_cfg80211_sched_scan_stop,
2628 .update_ft_ies = wil_cfg80211_update_ft_ies,
2629};
2630
2631static void wil_wiphy_init(struct wiphy *wiphy)
2632{
2633 wiphy->max_scan_ssids = 1;
2634 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
2635 wiphy->max_remain_on_channel_duration = WIL_MAX_ROC_DURATION_MS;
2636 wiphy->max_num_pmkids = 0 /* TODO: */;
2637 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
2638 BIT(NL80211_IFTYPE_AP) |
2639 BIT(NL80211_IFTYPE_P2P_CLIENT) |
2640 BIT(NL80211_IFTYPE_P2P_GO) |
2641 BIT(NL80211_IFTYPE_P2P_DEVICE) |
2642 BIT(NL80211_IFTYPE_MONITOR);
2643 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
2644 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD |
2645 WIPHY_FLAG_PS_ON_BY_DEFAULT;
2646 if (!disable_ap_sme)
2647 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME;
2648 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
2649 __func__, wiphy->flags);
2650 wiphy->probe_resp_offload =
2651 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
2652 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
2653 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
2654
2655 wiphy->bands[NL80211_BAND_60GHZ] = &wil_band_60ghz;
2656
2657 /* may change after reading FW capabilities */
2658 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
2659
2660 wiphy->cipher_suites = wil_cipher_suites;
2661 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
2662 wiphy->mgmt_stypes = wil_mgmt_stypes;
2663 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
2664
2665 wiphy->n_vendor_commands = ARRAY_SIZE(wil_nl80211_vendor_commands);
2666 wiphy->vendor_commands = wil_nl80211_vendor_commands;
2667
2668#ifdef CONFIG_PM
2669 wiphy->wowlan = &wil_wowlan_support;
2670#endif
2671}
2672
2673int wil_cfg80211_iface_combinations_from_fw(
2674 struct wil6210_priv *wil, const struct wil_fw_record_concurrency *conc)
2675{
2676 struct wiphy *wiphy = wil_to_wiphy(wil);
2677 u32 total_limits = 0;
2678 u16 n_combos;
2679 const struct wil_fw_concurrency_combo *combo;
2680 const struct wil_fw_concurrency_limit *limit;
2681 struct ieee80211_iface_combination *iface_combinations;
2682 struct ieee80211_iface_limit *iface_limit;
2683 int i, j;
2684
2685 if (wiphy->iface_combinations) {
2686 wil_dbg_misc(wil, "iface_combinations already set, skipping\n");
2687 return 0;
2688 }
2689
2690 combo = conc->combos;
2691 n_combos = le16_to_cpu(conc->n_combos);
2692 for (i = 0; i < n_combos; i++) {
2693 total_limits += combo->n_limits;
2694 limit = combo->limits + combo->n_limits;
2695 combo = (struct wil_fw_concurrency_combo *)limit;
2696 }
2697
2698 iface_combinations =
2699 kzalloc(n_combos * sizeof(struct ieee80211_iface_combination) +
2700 total_limits * sizeof(struct ieee80211_iface_limit),
2701 GFP_KERNEL);
2702 if (!iface_combinations)
2703 return -ENOMEM;
2704 iface_limit = (struct ieee80211_iface_limit *)(iface_combinations +
2705 n_combos);
2706 combo = conc->combos;
2707 for (i = 0; i < n_combos; i++) {
2708 iface_combinations[i].max_interfaces = combo->max_interfaces;
2709 iface_combinations[i].num_different_channels =
2710 combo->n_diff_channels;
2711 iface_combinations[i].beacon_int_infra_match =
2712 combo->same_bi;
2713 iface_combinations[i].n_limits = combo->n_limits;
2714 wil_dbg_misc(wil,
2715 "iface_combination %d: max_if %d, num_ch %d, bi_match %d\n",
2716 i, iface_combinations[i].max_interfaces,
2717 iface_combinations[i].num_different_channels,
2718 iface_combinations[i].beacon_int_infra_match);
2719 limit = combo->limits;
2720 for (j = 0; j < combo->n_limits; j++) {
2721 iface_limit[j].max = le16_to_cpu(limit[j].max);
2722 iface_limit[j].types = le16_to_cpu(limit[j].types);
2723 wil_dbg_misc(wil,
2724 "limit %d: max %d types 0x%x\n", j,
2725 iface_limit[j].max, iface_limit[j].types);
2726 }
2727 iface_combinations[i].limits = iface_limit;
2728 iface_limit += combo->n_limits;
2729 limit += combo->n_limits;
2730 combo = (struct wil_fw_concurrency_combo *)limit;
2731 }
2732
2733 wil_dbg_misc(wil, "multiple VIFs supported, n_mids %d\n", conc->n_mids);
2734 wil->max_vifs = conc->n_mids + 1; /* including main interface */
2735 if (wil->max_vifs > WIL_MAX_VIFS) {
2736 wil_info(wil, "limited number of VIFs supported(%d, FW %d)\n",
2737 WIL_MAX_VIFS, wil->max_vifs);
2738 wil->max_vifs = WIL_MAX_VIFS;
2739 }
2740 wiphy->n_iface_combinations = n_combos;
2741 wiphy->iface_combinations = iface_combinations;
2742 return 0;
2743}
2744
2745struct wil6210_priv *wil_cfg80211_init(struct device *dev)
2746{
2747 struct wiphy *wiphy;
2748 struct wil6210_priv *wil;
2749 struct ieee80211_channel *ch;
2750
2751 dev_dbg(dev, "%s()\n", __func__);
2752
2753 /* Note: the wireless_dev structure is no longer allocated here.
2754 * Instead, it is allocated as part of the net_device structure
2755 * for main interface and each VIF.
2756 */
2757 wiphy = wiphy_new(&wil_cfg80211_ops, sizeof(struct wil6210_priv));
2758 if (!wiphy)
2759 return ERR_PTR(-ENOMEM);
2760
2761 set_wiphy_dev(wiphy, dev);
2762 wil_wiphy_init(wiphy);
2763
2764 wil = wiphy_to_wil(wiphy);
2765 wil->wiphy = wiphy;
2766
2767 /* default monitor channel */
2768 ch = wiphy->bands[NL80211_BAND_60GHZ]->channels;
2769 cfg80211_chandef_create(&wil->monitor_chandef, ch, NL80211_CHAN_NO_HT);
2770
2771 return wil;
2772}
2773
2774void wil_cfg80211_deinit(struct wil6210_priv *wil)
2775{
2776 struct wiphy *wiphy = wil_to_wiphy(wil);
2777
2778 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
2779
2780 if (!wiphy)
2781 return;
2782
2783 kfree(wiphy->iface_combinations);
2784 wiphy->iface_combinations = NULL;
2785
2786 wiphy_free(wiphy);
2787 /* do not access wil6210_priv after returning from here */
2788}
2789
2790void wil_p2p_wdev_free(struct wil6210_priv *wil)
2791{
2792 struct wireless_dev *p2p_wdev;
2793
2794 mutex_lock(&wil->vif_mutex);
2795 p2p_wdev = wil->p2p_wdev;
2796 wil->p2p_wdev = NULL;
2797 wil->radio_wdev = wil->main_ndev->ieee80211_ptr;
2798 mutex_unlock(&wil->vif_mutex);
2799 if (p2p_wdev) {
2800 cfg80211_unregister_wdev(p2p_wdev);
2801 kfree(p2p_wdev);
2802 }
2803}
2804
2805static int wil_rf_sector_status_to_rc(u8 status)
2806{
2807 switch (status) {
2808 case WMI_RF_SECTOR_STATUS_SUCCESS:
2809 return 0;
2810 case WMI_RF_SECTOR_STATUS_BAD_PARAMETERS_ERROR:
2811 return -EINVAL;
2812 case WMI_RF_SECTOR_STATUS_BUSY_ERROR:
2813 return -EAGAIN;
2814 case WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR:
2815 return -EOPNOTSUPP;
2816 default:
2817 return -EINVAL;
2818 }
2819}
2820
2821static int wil_rf_sector_get_cfg(struct wiphy *wiphy,
2822 struct wireless_dev *wdev,
2823 const void *data, int data_len)
2824{
2825 struct wil6210_priv *wil = wdev_to_wil(wdev);
2826 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2827 int rc;
2828 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2829 u16 sector_index;
2830 u8 sector_type;
2831 u32 rf_modules_vec;
2832 struct wmi_get_rf_sector_params_cmd cmd;
2833 struct {
2834 struct wmi_cmd_hdr wmi;
2835 struct wmi_get_rf_sector_params_done_event evt;
2836 } __packed reply = {
2837 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2838 };
2839 struct sk_buff *msg;
2840 struct nlattr *nl_cfgs, *nl_cfg;
2841 u32 i;
2842 struct wmi_rf_sector_info *si;
2843
2844 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2845 return -EOPNOTSUPP;
2846
2847 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2848 data_len, wil_rf_sector_policy, NULL);
2849 if (rc) {
2850 wil_err(wil, "Invalid rf sector ATTR\n");
2851 return rc;
2852 }
2853
2854 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2855 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2856 !tb[QCA_ATTR_DMG_RF_MODULE_MASK]) {
2857 wil_err(wil, "Invalid rf sector spec\n");
2858 return -EINVAL;
2859 }
2860
2861 sector_index = nla_get_u16(
2862 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2863 if (sector_index >= WIL_MAX_RF_SECTORS) {
2864 wil_err(wil, "Invalid sector index %d\n", sector_index);
2865 return -EINVAL;
2866 }
2867
2868 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2869 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2870 wil_err(wil, "Invalid sector type %d\n", sector_type);
2871 return -EINVAL;
2872 }
2873
2874 rf_modules_vec = nla_get_u32(
2875 tb[QCA_ATTR_DMG_RF_MODULE_MASK]);
2876 if (rf_modules_vec >= BIT(WMI_MAX_RF_MODULES_NUM)) {
2877 wil_err(wil, "Invalid rf module mask 0x%x\n", rf_modules_vec);
2878 return -EINVAL;
2879 }
2880
2881 cmd.sector_idx = cpu_to_le16(sector_index);
2882 cmd.sector_type = sector_type;
2883 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
2884 rc = wmi_call(wil, WMI_GET_RF_SECTOR_PARAMS_CMDID, vif->mid,
2885 &cmd, sizeof(cmd), WMI_GET_RF_SECTOR_PARAMS_DONE_EVENTID,
2886 &reply, sizeof(reply),
2887 500);
2888 if (rc)
2889 return rc;
2890 if (reply.evt.status) {
2891 wil_err(wil, "get rf sector cfg failed with status %d\n",
2892 reply.evt.status);
2893 return wil_rf_sector_status_to_rc(reply.evt.status);
2894 }
2895
2896 msg = cfg80211_vendor_cmd_alloc_reply_skb(
2897 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
2898 if (!msg)
2899 return -ENOMEM;
2900
2901 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
2902 le64_to_cpu(reply.evt.tsf),
2903 QCA_ATTR_PAD))
2904 goto nla_put_failure;
2905
2906 nl_cfgs = nla_nest_start_noflag(msg, QCA_ATTR_DMG_RF_SECTOR_CFG);
2907 if (!nl_cfgs)
2908 goto nla_put_failure;
2909 for (i = 0; i < WMI_MAX_RF_MODULES_NUM; i++) {
2910 if (!(rf_modules_vec & BIT(i)))
2911 continue;
2912 nl_cfg = nla_nest_start_noflag(msg, i);
2913 if (!nl_cfg)
2914 goto nla_put_failure;
2915 si = &reply.evt.sectors_info[i];
2916 if (nla_put_u8(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX,
2917 i) ||
2918 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0,
2919 le32_to_cpu(si->etype0)) ||
2920 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1,
2921 le32_to_cpu(si->etype1)) ||
2922 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2,
2923 le32_to_cpu(si->etype2)) ||
2924 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI,
2925 le32_to_cpu(si->psh_hi)) ||
2926 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO,
2927 le32_to_cpu(si->psh_lo)) ||
2928 nla_put_u32(msg, QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16,
2929 le32_to_cpu(si->dtype_swch_off)))
2930 goto nla_put_failure;
2931 nla_nest_end(msg, nl_cfg);
2932 }
2933
2934 nla_nest_end(msg, nl_cfgs);
2935 rc = cfg80211_vendor_cmd_reply(msg);
2936 return rc;
2937nla_put_failure:
2938 kfree_skb(msg);
2939 return -ENOBUFS;
2940}
2941
2942static int wil_rf_sector_set_cfg(struct wiphy *wiphy,
2943 struct wireless_dev *wdev,
2944 const void *data, int data_len)
2945{
2946 struct wil6210_priv *wil = wdev_to_wil(wdev);
2947 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
2948 int rc, tmp;
2949 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
2950 struct nlattr *tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MAX + 1];
2951 u16 sector_index, rf_module_index;
2952 u8 sector_type;
2953 u32 rf_modules_vec = 0;
2954 struct wmi_set_rf_sector_params_cmd cmd;
2955 struct {
2956 struct wmi_cmd_hdr wmi;
2957 struct wmi_set_rf_sector_params_done_event evt;
2958 } __packed reply = {
2959 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
2960 };
2961 struct nlattr *nl_cfg;
2962 struct wmi_rf_sector_info *si;
2963
2964 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
2965 return -EOPNOTSUPP;
2966
2967 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
2968 data_len, wil_rf_sector_policy, NULL);
2969 if (rc) {
2970 wil_err(wil, "Invalid rf sector ATTR\n");
2971 return rc;
2972 }
2973
2974 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
2975 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE] ||
2976 !tb[QCA_ATTR_DMG_RF_SECTOR_CFG]) {
2977 wil_err(wil, "Invalid rf sector spec\n");
2978 return -EINVAL;
2979 }
2980
2981 sector_index = nla_get_u16(
2982 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
2983 if (sector_index >= WIL_MAX_RF_SECTORS) {
2984 wil_err(wil, "Invalid sector index %d\n", sector_index);
2985 return -EINVAL;
2986 }
2987
2988 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
2989 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
2990 wil_err(wil, "Invalid sector type %d\n", sector_type);
2991 return -EINVAL;
2992 }
2993
2994 memset(&cmd, 0, sizeof(cmd));
2995
2996 cmd.sector_idx = cpu_to_le16(sector_index);
2997 cmd.sector_type = sector_type;
2998 nla_for_each_nested(nl_cfg, tb[QCA_ATTR_DMG_RF_SECTOR_CFG],
2999 tmp) {
3000 rc = nla_parse_nested_deprecated(tb2,
3001 QCA_ATTR_DMG_RF_SECTOR_CFG_MAX,
3002 nl_cfg,
3003 wil_rf_sector_cfg_policy,
3004 NULL);
3005 if (rc) {
3006 wil_err(wil, "invalid sector cfg\n");
3007 return -EINVAL;
3008 }
3009
3010 if (!tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX] ||
3011 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0] ||
3012 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1] ||
3013 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2] ||
3014 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI] ||
3015 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO] ||
3016 !tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]) {
3017 wil_err(wil, "missing cfg params\n");
3018 return -EINVAL;
3019 }
3020
3021 rf_module_index = nla_get_u8(
3022 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_MODULE_INDEX]);
3023 if (rf_module_index >= WMI_MAX_RF_MODULES_NUM) {
3024 wil_err(wil, "invalid RF module index %d\n",
3025 rf_module_index);
3026 return -EINVAL;
3027 }
3028 rf_modules_vec |= BIT(rf_module_index);
3029 si = &cmd.sectors_info[rf_module_index];
3030 si->etype0 = cpu_to_le32(nla_get_u32(
3031 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE0]));
3032 si->etype1 = cpu_to_le32(nla_get_u32(
3033 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE1]));
3034 si->etype2 = cpu_to_le32(nla_get_u32(
3035 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_ETYPE2]));
3036 si->psh_hi = cpu_to_le32(nla_get_u32(
3037 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_HI]));
3038 si->psh_lo = cpu_to_le32(nla_get_u32(
3039 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_PSH_LO]));
3040 si->dtype_swch_off = cpu_to_le32(nla_get_u32(
3041 tb2[QCA_ATTR_DMG_RF_SECTOR_CFG_DTYPE_X16]));
3042 }
3043
3044 cmd.rf_modules_vec = rf_modules_vec & 0xFF;
3045 rc = wmi_call(wil, WMI_SET_RF_SECTOR_PARAMS_CMDID, vif->mid,
3046 &cmd, sizeof(cmd), WMI_SET_RF_SECTOR_PARAMS_DONE_EVENTID,
3047 &reply, sizeof(reply),
3048 500);
3049 if (rc)
3050 return rc;
3051 return wil_rf_sector_status_to_rc(reply.evt.status);
3052}
3053
3054static int wil_rf_sector_get_selected(struct wiphy *wiphy,
3055 struct wireless_dev *wdev,
3056 const void *data, int data_len)
3057{
3058 struct wil6210_priv *wil = wdev_to_wil(wdev);
3059 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3060 int rc;
3061 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3062 u8 sector_type, mac_addr[ETH_ALEN];
3063 int cid = 0;
3064 struct wmi_get_selected_rf_sector_index_cmd cmd;
3065 struct {
3066 struct wmi_cmd_hdr wmi;
3067 struct wmi_get_selected_rf_sector_index_done_event evt;
3068 } __packed reply = {
3069 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3070 };
3071 struct sk_buff *msg;
3072
3073 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3074 return -EOPNOTSUPP;
3075
3076 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3077 data_len, wil_rf_sector_policy, NULL);
3078 if (rc) {
3079 wil_err(wil, "Invalid rf sector ATTR\n");
3080 return rc;
3081 }
3082
3083 if (!tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3084 wil_err(wil, "Invalid rf sector spec\n");
3085 return -EINVAL;
3086 }
3087 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3088 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3089 wil_err(wil, "Invalid sector type %d\n", sector_type);
3090 return -EINVAL;
3091 }
3092
3093 if (tb[QCA_ATTR_MAC_ADDR]) {
3094 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3095 cid = wil_find_cid(wil, vif->mid, mac_addr);
3096 if (cid < 0) {
3097 wil_err(wil, "invalid MAC address %pM\n", mac_addr);
3098 return -ENOENT;
3099 }
3100 } else {
3101 if (test_bit(wil_vif_fwconnected, vif->status)) {
3102 wil_err(wil, "must specify MAC address when connected\n");
3103 return -EINVAL;
3104 }
3105 }
3106
3107 memset(&cmd, 0, sizeof(cmd));
3108 cmd.cid = (u8)cid;
3109 cmd.sector_type = sector_type;
3110 rc = wmi_call(wil, WMI_GET_SELECTED_RF_SECTOR_INDEX_CMDID, vif->mid,
3111 &cmd, sizeof(cmd),
3112 WMI_GET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3113 &reply, sizeof(reply),
3114 500);
3115 if (rc)
3116 return rc;
3117 if (reply.evt.status) {
3118 wil_err(wil, "get rf selected sector cfg failed with status %d\n",
3119 reply.evt.status);
3120 return wil_rf_sector_status_to_rc(reply.evt.status);
3121 }
3122
3123 msg = cfg80211_vendor_cmd_alloc_reply_skb(
3124 wiphy, 64 * WMI_MAX_RF_MODULES_NUM);
3125 if (!msg)
3126 return -ENOMEM;
3127
3128 if (nla_put_u64_64bit(msg, QCA_ATTR_TSF,
3129 le64_to_cpu(reply.evt.tsf),
3130 QCA_ATTR_PAD) ||
3131 nla_put_u16(msg, QCA_ATTR_DMG_RF_SECTOR_INDEX,
3132 le16_to_cpu(reply.evt.sector_idx)))
3133 goto nla_put_failure;
3134
3135 rc = cfg80211_vendor_cmd_reply(msg);
3136 return rc;
3137nla_put_failure:
3138 kfree_skb(msg);
3139 return -ENOBUFS;
3140}
3141
3142static int wil_rf_sector_wmi_set_selected(struct wil6210_priv *wil,
3143 u8 mid, u16 sector_index,
3144 u8 sector_type, u8 cid)
3145{
3146 struct wmi_set_selected_rf_sector_index_cmd cmd;
3147 struct {
3148 struct wmi_cmd_hdr wmi;
3149 struct wmi_set_selected_rf_sector_index_done_event evt;
3150 } __packed reply = {
3151 .evt = {.status = WMI_RF_SECTOR_STATUS_NOT_SUPPORTED_ERROR},
3152 };
3153 int rc;
3154
3155 memset(&cmd, 0, sizeof(cmd));
3156 cmd.sector_idx = cpu_to_le16(sector_index);
3157 cmd.sector_type = sector_type;
3158 cmd.cid = (u8)cid;
3159 rc = wmi_call(wil, WMI_SET_SELECTED_RF_SECTOR_INDEX_CMDID, mid,
3160 &cmd, sizeof(cmd),
3161 WMI_SET_SELECTED_RF_SECTOR_INDEX_DONE_EVENTID,
3162 &reply, sizeof(reply),
3163 500);
3164 if (rc)
3165 return rc;
3166 return wil_rf_sector_status_to_rc(reply.evt.status);
3167}
3168
3169static int wil_rf_sector_set_selected(struct wiphy *wiphy,
3170 struct wireless_dev *wdev,
3171 const void *data, int data_len)
3172{
3173 struct wil6210_priv *wil = wdev_to_wil(wdev);
3174 struct wil6210_vif *vif = wdev_to_vif(wil, wdev);
3175 int rc;
3176 struct nlattr *tb[QCA_ATTR_DMG_RF_SECTOR_MAX + 1];
3177 u16 sector_index;
3178 u8 sector_type, mac_addr[ETH_ALEN], i;
3179 int cid = 0;
3180
3181 if (!test_bit(WMI_FW_CAPABILITY_RF_SECTORS, wil->fw_capabilities))
3182 return -EOPNOTSUPP;
3183
3184 rc = nla_parse_deprecated(tb, QCA_ATTR_DMG_RF_SECTOR_MAX, data,
3185 data_len, wil_rf_sector_policy, NULL);
3186 if (rc) {
3187 wil_err(wil, "Invalid rf sector ATTR\n");
3188 return rc;
3189 }
3190
3191 if (!tb[QCA_ATTR_DMG_RF_SECTOR_INDEX] ||
3192 !tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]) {
3193 wil_err(wil, "Invalid rf sector spec\n");
3194 return -EINVAL;
3195 }
3196
3197 sector_index = nla_get_u16(
3198 tb[QCA_ATTR_DMG_RF_SECTOR_INDEX]);
3199 if (sector_index >= WIL_MAX_RF_SECTORS &&
3200 sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3201 wil_err(wil, "Invalid sector index %d\n", sector_index);
3202 return -EINVAL;
3203 }
3204
3205 sector_type = nla_get_u8(tb[QCA_ATTR_DMG_RF_SECTOR_TYPE]);
3206 if (sector_type >= QCA_ATTR_DMG_RF_SECTOR_TYPE_MAX) {
3207 wil_err(wil, "Invalid sector type %d\n", sector_type);
3208 return -EINVAL;
3209 }
3210
3211 if (tb[QCA_ATTR_MAC_ADDR]) {
3212 ether_addr_copy(mac_addr, nla_data(tb[QCA_ATTR_MAC_ADDR]));
3213 if (!is_broadcast_ether_addr(mac_addr)) {
3214 cid = wil_find_cid(wil, vif->mid, mac_addr);
3215 if (cid < 0) {
3216 wil_err(wil, "invalid MAC address %pM\n",
3217 mac_addr);
3218 return -ENOENT;
3219 }
3220 } else {
3221 if (sector_index != WMI_INVALID_RF_SECTOR_INDEX) {
3222 wil_err(wil, "broadcast MAC valid only with unlocking\n");
3223 return -EINVAL;
3224 }
3225 cid = -1;
3226 }
3227 } else {
3228 if (test_bit(wil_vif_fwconnected, vif->status)) {
3229 wil_err(wil, "must specify MAC address when connected\n");
3230 return -EINVAL;
3231 }
3232 /* otherwise, using cid=0 for unassociated station */
3233 }
3234
3235 if (cid >= 0) {
3236 rc = wil_rf_sector_wmi_set_selected(wil, vif->mid, sector_index,
3237 sector_type, cid);
3238 } else {
3239 /* unlock all cids */
3240 rc = wil_rf_sector_wmi_set_selected(
3241 wil, vif->mid, WMI_INVALID_RF_SECTOR_INDEX,
3242 sector_type, WIL_CID_ALL);
3243 if (rc == -EINVAL) {
3244 for (i = 0; i < wil->max_assoc_sta; i++) {
3245 if (wil->sta[i].mid != vif->mid)
3246 continue;
3247 rc = wil_rf_sector_wmi_set_selected(
3248 wil, vif->mid,
3249 WMI_INVALID_RF_SECTOR_INDEX,
3250 sector_type, i);
3251 /* the FW will silently ignore and return
3252 * success for unused cid, so abort the loop
3253 * on any other error
3254 */
3255 if (rc) {
3256 wil_err(wil, "unlock cid %d failed with status %d\n",
3257 i, rc);
3258 break;
3259 }
3260 }
3261 }
3262 }
3263
3264 return rc;
3265}