1 // SPDX-License-Identifier: GPL-2.0+
2 /* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
3
4 #include <linux/types.h>
5 #include <linux/skbuff.h>
6
7 #include "cfg80211.h"
8 #include "core.h"
9 #include "qlink.h"
10 #include "qlink_util.h"
11 #include "bus.h"
12 #include "commands.h"
13
14 #define QTNF_SCAN_TIME_AUTO 0
15
16 /* Let device itself to select best values for current conditions */
17 #define QTNF_SCAN_DWELL_ACTIVE_DEFAULT QTNF_SCAN_TIME_AUTO
18 #define QTNF_SCAN_DWELL_PASSIVE_DEFAULT QTNF_SCAN_TIME_AUTO
19 #define QTNF_SCAN_SAMPLE_DURATION_DEFAULT QTNF_SCAN_TIME_AUTO
20
qtnf_cmd_check_reply_header(const struct qlink_resp * resp,u16 cmd_id,u8 mac_id,u8 vif_id,size_t resp_size)21 static int qtnf_cmd_check_reply_header(const struct qlink_resp *resp,
22 u16 cmd_id, u8 mac_id, u8 vif_id,
23 size_t resp_size)
24 {
25 if (unlikely(le16_to_cpu(resp->cmd_id) != cmd_id)) {
26 pr_warn("VIF%u.%u CMD%x: bad cmd_id in response: 0x%.4X\n",
27 mac_id, vif_id, cmd_id, le16_to_cpu(resp->cmd_id));
28 return -EINVAL;
29 }
30
31 if (unlikely(resp->macid != mac_id)) {
32 pr_warn("VIF%u.%u CMD%x: bad MAC in response: %u\n",
33 mac_id, vif_id, cmd_id, resp->macid);
34 return -EINVAL;
35 }
36
37 if (unlikely(resp->vifid != vif_id)) {
38 pr_warn("VIF%u.%u CMD%x: bad VIF in response: %u\n",
39 mac_id, vif_id, cmd_id, resp->vifid);
40 return -EINVAL;
41 }
42
43 if (unlikely(le16_to_cpu(resp->mhdr.len) < resp_size)) {
44 pr_warn("VIF%u.%u CMD%x: bad response size %u < %zu\n",
45 mac_id, vif_id, cmd_id,
46 le16_to_cpu(resp->mhdr.len), resp_size);
47 return -ENOSPC;
48 }
49
50 return 0;
51 }
52
qtnf_cmd_resp_result_decode(enum qlink_cmd_result qcode)53 static int qtnf_cmd_resp_result_decode(enum qlink_cmd_result qcode)
54 {
55 switch (qcode) {
56 case QLINK_CMD_RESULT_OK:
57 return 0;
58 case QLINK_CMD_RESULT_INVALID:
59 return -EINVAL;
60 case QLINK_CMD_RESULT_ENOTSUPP:
61 return -ENOTSUPP;
62 case QLINK_CMD_RESULT_ENOTFOUND:
63 return -ENOENT;
64 case QLINK_CMD_RESULT_EALREADY:
65 return -EALREADY;
66 case QLINK_CMD_RESULT_EADDRINUSE:
67 return -EADDRINUSE;
68 case QLINK_CMD_RESULT_EADDRNOTAVAIL:
69 return -EADDRNOTAVAIL;
70 case QLINK_CMD_RESULT_EBUSY:
71 return -EBUSY;
72 default:
73 return -EFAULT;
74 }
75 }
76
qtnf_cmd_send_with_reply(struct qtnf_bus * bus,struct sk_buff * cmd_skb,struct sk_buff ** response_skb,size_t const_resp_size,size_t * var_resp_size)77 static int qtnf_cmd_send_with_reply(struct qtnf_bus *bus,
78 struct sk_buff *cmd_skb,
79 struct sk_buff **response_skb,
80 size_t const_resp_size,
81 size_t *var_resp_size)
82 {
83 struct qlink_cmd *cmd;
84 struct qlink_resp *resp = NULL;
85 struct sk_buff *resp_skb = NULL;
86 u16 cmd_id;
87 u8 mac_id;
88 u8 vif_id;
89 int ret;
90
91 cmd = (struct qlink_cmd *)cmd_skb->data;
92 cmd_id = le16_to_cpu(cmd->cmd_id);
93 mac_id = cmd->macid;
94 vif_id = cmd->vifid;
95 cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
96
97 pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id, cmd_id);
98
99 if (!qtnf_fw_is_up(bus) && cmd_id != QLINK_CMD_FW_INIT) {
100 pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n",
101 mac_id, vif_id, cmd_id, bus->fw_state);
102 dev_kfree_skb(cmd_skb);
103 return -ENODEV;
104 }
105
106 ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb);
107 if (ret)
108 goto out;
109
110 if (WARN_ON(!resp_skb || !resp_skb->data)) {
111 ret = -EFAULT;
112 goto out;
113 }
114
115 resp = (struct qlink_resp *)resp_skb->data;
116 ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id,
117 const_resp_size);
118 if (ret)
119 goto out;
120
121 /* Return length of variable part of response */
122 if (response_skb && var_resp_size)
123 *var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size;
124
125 out:
126 if (response_skb)
127 *response_skb = resp_skb;
128 else
129 consume_skb(resp_skb);
130
131 if (!ret && resp)
132 return qtnf_cmd_resp_result_decode(le16_to_cpu(resp->result));
133
134 pr_warn("VIF%u.%u: cmd 0x%.4X failed: %d\n",
135 mac_id, vif_id, cmd_id, ret);
136
137 return ret;
138 }
139
qtnf_cmd_send(struct qtnf_bus * bus,struct sk_buff * cmd_skb)140 static inline int qtnf_cmd_send(struct qtnf_bus *bus, struct sk_buff *cmd_skb)
141 {
142 return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL,
143 sizeof(struct qlink_resp), NULL);
144 }
145
qtnf_cmd_alloc_new_cmdskb(u8 macid,u8 vifid,u16 cmd_no,size_t cmd_size)146 static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no,
147 size_t cmd_size)
148 {
149 struct qlink_cmd *cmd;
150 struct sk_buff *cmd_skb;
151
152 cmd_skb = __dev_alloc_skb(sizeof(*cmd) +
153 QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL);
154 if (unlikely(!cmd_skb)) {
155 pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no);
156 return NULL;
157 }
158
159 skb_put_zero(cmd_skb, cmd_size);
160
161 cmd = (struct qlink_cmd *)cmd_skb->data;
162 cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
163 cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD);
164 cmd->cmd_id = cpu_to_le16(cmd_no);
165 cmd->macid = macid;
166 cmd->vifid = vifid;
167
168 return cmd_skb;
169 }
170
qtnf_cmd_tlv_ie_set_add(struct sk_buff * cmd_skb,u8 frame_type,const u8 * buf,size_t len)171 static void qtnf_cmd_tlv_ie_set_add(struct sk_buff *cmd_skb, u8 frame_type,
172 const u8 *buf, size_t len)
173 {
174 struct qlink_tlv_ie_set *tlv;
175
176 tlv = (struct qlink_tlv_ie_set *)skb_put(cmd_skb, sizeof(*tlv) + len);
177 tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET);
178 tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr));
179 tlv->type = frame_type;
180 tlv->flags = 0;
181
182 if (len && buf)
183 memcpy(tlv->ie_data, buf, len);
184 }
185
qtnf_cmd_start_ap_can_fit(const struct qtnf_vif * vif,const struct cfg80211_ap_settings * s)186 static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif,
187 const struct cfg80211_ap_settings *s)
188 {
189 unsigned int len = sizeof(struct qlink_cmd_start_ap);
190
191 len += s->ssid_len;
192 len += s->beacon.head_len;
193 len += s->beacon.tail_len;
194 len += s->beacon.beacon_ies_len;
195 len += s->beacon.proberesp_ies_len;
196 len += s->beacon.assocresp_ies_len;
197 len += s->beacon.probe_resp_len;
198
199 if (cfg80211_chandef_valid(&s->chandef))
200 len += sizeof(struct qlink_tlv_chandef);
201
202 if (s->acl)
203 len += sizeof(struct qlink_tlv_hdr) +
204 struct_size(s->acl, mac_addrs, s->acl->n_acl_entries);
205
206 if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) {
207 pr_err("VIF%u.%u: can not fit AP settings: %u\n",
208 vif->mac->macid, vif->vifid, len);
209 return false;
210 }
211
212 return true;
213 }
214
qtnf_cmd_send_start_ap(struct qtnf_vif * vif,const struct cfg80211_ap_settings * s)215 int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
216 const struct cfg80211_ap_settings *s)
217 {
218 struct sk_buff *cmd_skb;
219 struct qlink_cmd_start_ap *cmd;
220 struct qlink_auth_encr *aen;
221 int ret;
222 int i;
223
224 if (!qtnf_cmd_start_ap_can_fit(vif, s))
225 return -E2BIG;
226
227 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
228 QLINK_CMD_START_AP,
229 sizeof(*cmd));
230 if (!cmd_skb)
231 return -ENOMEM;
232
233 cmd = (struct qlink_cmd_start_ap *)cmd_skb->data;
234 cmd->dtim_period = s->dtim_period;
235 cmd->beacon_interval = cpu_to_le16(s->beacon_interval);
236 cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid);
237 cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout);
238 cmd->smps_mode = s->smps_mode;
239 cmd->p2p_ctwindow = s->p2p_ctwindow;
240 cmd->p2p_opp_ps = s->p2p_opp_ps;
241 cmd->pbss = s->pbss;
242 cmd->ht_required = s->ht_required;
243 cmd->vht_required = s->vht_required;
244
245 aen = &cmd->aen;
246 aen->auth_type = s->auth_type;
247 aen->privacy = !!s->privacy;
248 aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions);
249 aen->cipher_group = cpu_to_le32(s->crypto.cipher_group);
250 aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise);
251 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
252 aen->ciphers_pairwise[i] =
253 cpu_to_le32(s->crypto.ciphers_pairwise[i]);
254 aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites);
255 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
256 aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]);
257 aen->control_port = s->crypto.control_port;
258 aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt;
259 aen->control_port_ethertype =
260 cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype));
261
262 if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN)
263 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid,
264 s->ssid_len);
265
266 if (cfg80211_chandef_valid(&s->chandef)) {
267 struct qlink_tlv_chandef *chtlv =
268 (struct qlink_tlv_chandef *)skb_put(cmd_skb,
269 sizeof(*chtlv));
270
271 chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF);
272 chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) -
273 sizeof(chtlv->hdr));
274 qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef);
275 }
276
277 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD,
278 s->beacon.head, s->beacon.head_len);
279 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL,
280 s->beacon.tail, s->beacon.tail_len);
281 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES,
282 s->beacon.beacon_ies, s->beacon.beacon_ies_len);
283 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP,
284 s->beacon.probe_resp, s->beacon.probe_resp_len);
285 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES,
286 s->beacon.proberesp_ies,
287 s->beacon.proberesp_ies_len);
288 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP,
289 s->beacon.assocresp_ies,
290 s->beacon.assocresp_ies_len);
291
292 if (s->ht_cap) {
293 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
294 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->ht_cap));
295
296 tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
297 tlv->len = cpu_to_le16(sizeof(*s->ht_cap));
298 memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap));
299 }
300
301 if (s->vht_cap) {
302 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
303 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap));
304
305 tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
306 tlv->len = cpu_to_le16(sizeof(*s->vht_cap));
307 memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap));
308 }
309
310 if (s->acl) {
311 size_t acl_size = struct_size(s->acl, mac_addrs,
312 s->acl->n_acl_entries);
313 struct qlink_tlv_hdr *tlv =
314 skb_put(cmd_skb, sizeof(*tlv) + acl_size);
315
316 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
317 tlv->len = cpu_to_le16(acl_size);
318 qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val);
319 }
320
321 qtnf_bus_lock(vif->mac->bus);
322 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
323 if (ret)
324 goto out;
325
326 netif_carrier_on(vif->netdev);
327
328 out:
329 qtnf_bus_unlock(vif->mac->bus);
330
331 return ret;
332 }
333
qtnf_cmd_send_stop_ap(struct qtnf_vif * vif)334 int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif)
335 {
336 struct sk_buff *cmd_skb;
337 int ret;
338
339 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
340 QLINK_CMD_STOP_AP,
341 sizeof(struct qlink_cmd));
342 if (!cmd_skb)
343 return -ENOMEM;
344
345 qtnf_bus_lock(vif->mac->bus);
346 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
347 if (ret)
348 goto out;
349
350 out:
351 qtnf_bus_unlock(vif->mac->bus);
352
353 return ret;
354 }
355
qtnf_cmd_send_register_mgmt(struct qtnf_vif * vif,u16 frame_type,bool reg)356 int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg)
357 {
358 struct sk_buff *cmd_skb;
359 struct qlink_cmd_mgmt_frame_register *cmd;
360 int ret;
361
362 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
363 QLINK_CMD_REGISTER_MGMT,
364 sizeof(*cmd));
365 if (!cmd_skb)
366 return -ENOMEM;
367
368 qtnf_bus_lock(vif->mac->bus);
369
370 cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data;
371 cmd->frame_type = cpu_to_le16(frame_type);
372 cmd->do_register = reg;
373
374 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
375 if (ret)
376 goto out;
377
378 out:
379 qtnf_bus_unlock(vif->mac->bus);
380
381 return ret;
382 }
383
qtnf_cmd_send_frame(struct qtnf_vif * vif,u32 cookie,u16 flags,u16 freq,const u8 * buf,size_t len)384 int qtnf_cmd_send_frame(struct qtnf_vif *vif, u32 cookie, u16 flags,
385 u16 freq, const u8 *buf, size_t len)
386 {
387 struct sk_buff *cmd_skb;
388 struct qlink_cmd_frame_tx *cmd;
389 int ret;
390
391 if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) {
392 pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid,
393 vif->vifid, len);
394 return -E2BIG;
395 }
396
397 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
398 QLINK_CMD_SEND_FRAME,
399 sizeof(*cmd));
400 if (!cmd_skb)
401 return -ENOMEM;
402
403 qtnf_bus_lock(vif->mac->bus);
404
405 cmd = (struct qlink_cmd_frame_tx *)cmd_skb->data;
406 cmd->cookie = cpu_to_le32(cookie);
407 cmd->freq = cpu_to_le16(freq);
408 cmd->flags = cpu_to_le16(flags);
409
410 if (len && buf)
411 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len);
412
413 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
414 if (ret)
415 goto out;
416
417 out:
418 qtnf_bus_unlock(vif->mac->bus);
419
420 return ret;
421 }
422
qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif * vif,u8 frame_type,const u8 * buf,size_t len)423 int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type,
424 const u8 *buf, size_t len)
425 {
426 struct sk_buff *cmd_skb;
427 int ret;
428
429 if (len > QTNF_MAX_CMD_BUF_SIZE) {
430 pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid,
431 vif->vifid, frame_type, len);
432 return -E2BIG;
433 }
434
435 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
436 QLINK_CMD_MGMT_SET_APPIE,
437 sizeof(struct qlink_cmd));
438 if (!cmd_skb)
439 return -ENOMEM;
440
441 qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len);
442
443 qtnf_bus_lock(vif->mac->bus);
444 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
445 if (ret)
446 goto out;
447
448 out:
449 qtnf_bus_unlock(vif->mac->bus);
450
451 return ret;
452 }
453
454 static void
qtnf_sta_info_parse_rate(struct rate_info * rate_dst,const struct qlink_sta_info_rate * rate_src)455 qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
456 const struct qlink_sta_info_rate *rate_src)
457 {
458 rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10;
459
460 rate_dst->mcs = rate_src->mcs;
461 rate_dst->nss = rate_src->nss;
462 rate_dst->flags = 0;
463
464 switch (rate_src->bw) {
465 case QLINK_CHAN_WIDTH_5:
466 rate_dst->bw = RATE_INFO_BW_5;
467 break;
468 case QLINK_CHAN_WIDTH_10:
469 rate_dst->bw = RATE_INFO_BW_10;
470 break;
471 case QLINK_CHAN_WIDTH_20:
472 case QLINK_CHAN_WIDTH_20_NOHT:
473 rate_dst->bw = RATE_INFO_BW_20;
474 break;
475 case QLINK_CHAN_WIDTH_40:
476 rate_dst->bw = RATE_INFO_BW_40;
477 break;
478 case QLINK_CHAN_WIDTH_80:
479 rate_dst->bw = RATE_INFO_BW_80;
480 break;
481 case QLINK_CHAN_WIDTH_160:
482 rate_dst->bw = RATE_INFO_BW_160;
483 break;
484 default:
485 rate_dst->bw = 0;
486 break;
487 }
488
489 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS)
490 rate_dst->flags |= RATE_INFO_FLAGS_MCS;
491 else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
492 rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
493
494 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
495 rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
496 }
497
498 static void
qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update * dst,const struct qlink_sta_info_state * src)499 qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst,
500 const struct qlink_sta_info_state *src)
501 {
502 u32 mask, value;
503
504 dst->mask = 0;
505 dst->set = 0;
506
507 mask = le32_to_cpu(src->mask);
508 value = le32_to_cpu(src->value);
509
510 if (mask & QLINK_STA_FLAG_AUTHORIZED) {
511 dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED);
512 if (value & QLINK_STA_FLAG_AUTHORIZED)
513 dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
514 }
515
516 if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) {
517 dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
518 if (value & QLINK_STA_FLAG_SHORT_PREAMBLE)
519 dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
520 }
521
522 if (mask & QLINK_STA_FLAG_WME) {
523 dst->mask |= BIT(NL80211_STA_FLAG_WME);
524 if (value & QLINK_STA_FLAG_WME)
525 dst->set |= BIT(NL80211_STA_FLAG_WME);
526 }
527
528 if (mask & QLINK_STA_FLAG_MFP) {
529 dst->mask |= BIT(NL80211_STA_FLAG_MFP);
530 if (value & QLINK_STA_FLAG_MFP)
531 dst->set |= BIT(NL80211_STA_FLAG_MFP);
532 }
533
534 if (mask & QLINK_STA_FLAG_AUTHENTICATED) {
535 dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
536 if (value & QLINK_STA_FLAG_AUTHENTICATED)
537 dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
538 }
539
540 if (mask & QLINK_STA_FLAG_TDLS_PEER) {
541 dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER);
542 if (value & QLINK_STA_FLAG_TDLS_PEER)
543 dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
544 }
545
546 if (mask & QLINK_STA_FLAG_ASSOCIATED) {
547 dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
548 if (value & QLINK_STA_FLAG_ASSOCIATED)
549 dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
550 }
551 }
552
553 static void
qtnf_cmd_sta_info_parse(struct station_info * sinfo,const struct qlink_tlv_hdr * tlv,size_t resp_size)554 qtnf_cmd_sta_info_parse(struct station_info *sinfo,
555 const struct qlink_tlv_hdr *tlv,
556 size_t resp_size)
557 {
558 const struct qlink_sta_stats *stats = NULL;
559 const u8 *map = NULL;
560 unsigned int map_len = 0;
561 unsigned int stats_len = 0;
562 u16 tlv_len;
563
564 #define qtnf_sta_stat_avail(stat_name, bitn) \
565 (qtnf_utils_is_bit_set(map, bitn, map_len) && \
566 (offsetofend(struct qlink_sta_stats, stat_name) <= stats_len))
567
568 while (resp_size >= sizeof(*tlv)) {
569 tlv_len = le16_to_cpu(tlv->len);
570
571 switch (le16_to_cpu(tlv->type)) {
572 case QTN_TLV_ID_STA_STATS_MAP:
573 map_len = tlv_len;
574 map = tlv->val;
575 break;
576 case QTN_TLV_ID_STA_STATS:
577 stats_len = tlv_len;
578 stats = (const struct qlink_sta_stats *)tlv->val;
579 break;
580 default:
581 break;
582 }
583
584 resp_size -= tlv_len + sizeof(*tlv);
585 tlv = (const struct qlink_tlv_hdr *)(tlv->val + tlv_len);
586 }
587
588 if (!map || !stats)
589 return;
590
591 if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) {
592 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME);
593 sinfo->inactive_time = le32_to_cpu(stats->inactive_time);
594 }
595
596 if (qtnf_sta_stat_avail(connected_time,
597 QLINK_STA_INFO_CONNECTED_TIME)) {
598 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME);
599 sinfo->connected_time = le32_to_cpu(stats->connected_time);
600 }
601
602 if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) {
603 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
604 sinfo->signal = stats->signal - QLINK_RSSI_OFFSET;
605 }
606
607 if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) {
608 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG);
609 sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET;
610 }
611
612 if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) {
613 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
614 qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate);
615 }
616
617 if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) {
618 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
619 qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate);
620 }
621
622 if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) {
623 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_STA_FLAGS);
624 qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags);
625 }
626
627 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) {
628 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES);
629 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
630 }
631
632 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) {
633 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES);
634 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
635 }
636
637 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) {
638 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64);
639 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
640 }
641
642 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) {
643 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64);
644 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
645 }
646
647 if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) {
648 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
649 sinfo->rx_packets = le32_to_cpu(stats->rx_packets);
650 }
651
652 if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) {
653 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
654 sinfo->tx_packets = le32_to_cpu(stats->tx_packets);
655 }
656
657 if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) {
658 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_RX);
659 sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon);
660 }
661
662 if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) {
663 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC);
664 sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc);
665 }
666
667 if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) {
668 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
669 sinfo->tx_failed = le32_to_cpu(stats->tx_failed);
670 }
671
672 #undef qtnf_sta_stat_avail
673 }
674
qtnf_cmd_get_sta_info(struct qtnf_vif * vif,const u8 * sta_mac,struct station_info * sinfo)675 int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac,
676 struct station_info *sinfo)
677 {
678 struct sk_buff *cmd_skb, *resp_skb = NULL;
679 struct qlink_cmd_get_sta_info *cmd;
680 const struct qlink_resp_get_sta_info *resp;
681 size_t var_resp_len = 0;
682 int ret = 0;
683
684 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
685 QLINK_CMD_GET_STA_INFO,
686 sizeof(*cmd));
687 if (!cmd_skb)
688 return -ENOMEM;
689
690 qtnf_bus_lock(vif->mac->bus);
691
692 cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data;
693 ether_addr_copy(cmd->sta_addr, sta_mac);
694
695 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
696 sizeof(*resp), &var_resp_len);
697 if (ret)
698 goto out;
699
700 resp = (const struct qlink_resp_get_sta_info *)resp_skb->data;
701
702 if (!ether_addr_equal(sta_mac, resp->sta_addr)) {
703 pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n",
704 vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac);
705 ret = -EINVAL;
706 goto out;
707 }
708
709 qtnf_cmd_sta_info_parse(sinfo,
710 (const struct qlink_tlv_hdr *)resp->info,
711 var_resp_len);
712
713 out:
714 qtnf_bus_unlock(vif->mac->bus);
715 consume_skb(resp_skb);
716
717 return ret;
718 }
719
qtnf_cmd_send_add_change_intf(struct qtnf_vif * vif,enum nl80211_iftype iftype,int use4addr,u8 * mac_addr,enum qlink_cmd_type cmd_type)720 static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif,
721 enum nl80211_iftype iftype,
722 int use4addr,
723 u8 *mac_addr,
724 enum qlink_cmd_type cmd_type)
725 {
726 struct sk_buff *cmd_skb, *resp_skb = NULL;
727 struct qlink_cmd_manage_intf *cmd;
728 const struct qlink_resp_manage_intf *resp;
729 int ret = 0;
730
731 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
732 cmd_type,
733 sizeof(*cmd));
734 if (!cmd_skb)
735 return -ENOMEM;
736
737 qtnf_bus_lock(vif->mac->bus);
738
739 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
740 cmd->intf_info.use4addr = use4addr;
741
742 switch (iftype) {
743 case NL80211_IFTYPE_AP:
744 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
745 break;
746 case NL80211_IFTYPE_STATION:
747 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
748 break;
749 default:
750 pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid,
751 vif->vifid, iftype);
752 ret = -EINVAL;
753 goto out;
754 }
755
756 if (mac_addr)
757 ether_addr_copy(cmd->intf_info.mac_addr, mac_addr);
758 else
759 eth_zero_addr(cmd->intf_info.mac_addr);
760
761 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
762 sizeof(*resp), NULL);
763 if (ret)
764 goto out;
765
766 resp = (const struct qlink_resp_manage_intf *)resp_skb->data;
767 ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr);
768
769 out:
770 qtnf_bus_unlock(vif->mac->bus);
771 consume_skb(resp_skb);
772
773 return ret;
774 }
775
qtnf_cmd_send_add_intf(struct qtnf_vif * vif,enum nl80211_iftype iftype,int use4addr,u8 * mac_addr)776 int qtnf_cmd_send_add_intf(struct qtnf_vif *vif, enum nl80211_iftype iftype,
777 int use4addr, u8 *mac_addr)
778 {
779 return qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
780 QLINK_CMD_ADD_INTF);
781 }
782
qtnf_cmd_send_change_intf_type(struct qtnf_vif * vif,enum nl80211_iftype iftype,int use4addr,u8 * mac_addr)783 int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif,
784 enum nl80211_iftype iftype,
785 int use4addr,
786 u8 *mac_addr)
787 {
788 int ret;
789
790 ret = qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
791 QLINK_CMD_CHANGE_INTF);
792
793 /* Regulatory settings may be different for different interface types */
794 if (ret == 0 && vif->wdev.iftype != iftype) {
795 enum nl80211_band band;
796 struct wiphy *wiphy = priv_to_wiphy(vif->mac);
797
798 for (band = 0; band < NUM_NL80211_BANDS; ++band) {
799 if (!wiphy->bands[band])
800 continue;
801
802 qtnf_cmd_band_info_get(vif->mac, wiphy->bands[band]);
803 }
804 }
805
806 return ret;
807 }
808
qtnf_cmd_send_del_intf(struct qtnf_vif * vif)809 int qtnf_cmd_send_del_intf(struct qtnf_vif *vif)
810 {
811 struct sk_buff *cmd_skb;
812 struct qlink_cmd_manage_intf *cmd;
813 int ret = 0;
814
815 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
816 QLINK_CMD_DEL_INTF,
817 sizeof(*cmd));
818 if (!cmd_skb)
819 return -ENOMEM;
820
821 qtnf_bus_lock(vif->mac->bus);
822
823 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
824
825 switch (vif->wdev.iftype) {
826 case NL80211_IFTYPE_AP:
827 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
828 break;
829 case NL80211_IFTYPE_STATION:
830 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
831 break;
832 default:
833 pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid,
834 vif->vifid, vif->wdev.iftype);
835 ret = -EINVAL;
836 goto out;
837 }
838
839 eth_zero_addr(cmd->intf_info.mac_addr);
840
841 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
842 if (ret)
843 goto out;
844
845 out:
846 qtnf_bus_unlock(vif->mac->bus);
847 return ret;
848 }
849
850 static int
qtnf_cmd_resp_proc_hw_info(struct qtnf_bus * bus,const struct qlink_resp_get_hw_info * resp,size_t info_len)851 qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus,
852 const struct qlink_resp_get_hw_info *resp,
853 size_t info_len)
854 {
855 struct qtnf_hw_info *hwinfo = &bus->hw_info;
856 const struct qlink_tlv_hdr *tlv;
857 const char *bld_name = NULL;
858 const char *bld_rev = NULL;
859 const char *bld_type = NULL;
860 const char *bld_label = NULL;
861 u32 bld_tmstamp = 0;
862 u32 plat_id = 0;
863 const char *hw_id = NULL;
864 const char *calibration_ver = NULL;
865 const char *uboot_ver = NULL;
866 u32 hw_ver = 0;
867 u16 tlv_type;
868 u16 tlv_value_len;
869
870 hwinfo->num_mac = resp->num_mac;
871 hwinfo->mac_bitmap = resp->mac_bitmap;
872 hwinfo->fw_ver = le32_to_cpu(resp->fw_ver);
873 hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver);
874 hwinfo->total_tx_chain = resp->total_tx_chain;
875 hwinfo->total_rx_chain = resp->total_rx_chain;
876 hwinfo->hw_capab = le32_to_cpu(resp->hw_capab);
877
878 bld_tmstamp = le32_to_cpu(resp->bld_tmstamp);
879 plat_id = le32_to_cpu(resp->plat_id);
880 hw_ver = le32_to_cpu(resp->hw_ver);
881
882 tlv = (const struct qlink_tlv_hdr *)resp->info;
883
884 while (info_len >= sizeof(*tlv)) {
885 tlv_type = le16_to_cpu(tlv->type);
886 tlv_value_len = le16_to_cpu(tlv->len);
887
888 if (tlv_value_len + sizeof(*tlv) > info_len) {
889 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
890 tlv_type, tlv_value_len);
891 return -EINVAL;
892 }
893
894 switch (tlv_type) {
895 case QTN_TLV_ID_BUILD_NAME:
896 bld_name = (const void *)tlv->val;
897 break;
898 case QTN_TLV_ID_BUILD_REV:
899 bld_rev = (const void *)tlv->val;
900 break;
901 case QTN_TLV_ID_BUILD_TYPE:
902 bld_type = (const void *)tlv->val;
903 break;
904 case QTN_TLV_ID_BUILD_LABEL:
905 bld_label = (const void *)tlv->val;
906 break;
907 case QTN_TLV_ID_HW_ID:
908 hw_id = (const void *)tlv->val;
909 break;
910 case QTN_TLV_ID_CALIBRATION_VER:
911 calibration_ver = (const void *)tlv->val;
912 break;
913 case QTN_TLV_ID_UBOOT_VER:
914 uboot_ver = (const void *)tlv->val;
915 break;
916 case QTN_TLV_ID_MAX_SCAN_SSIDS:
917 hwinfo->max_scan_ssids = *tlv->val;
918 break;
919 default:
920 break;
921 }
922
923 info_len -= tlv_value_len + sizeof(*tlv);
924 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
925 }
926
927 pr_info("fw_version=%d, MACs map %#x, chains Tx=%u Rx=%u, capab=0x%x\n",
928 hwinfo->fw_ver, hwinfo->mac_bitmap,
929 hwinfo->total_tx_chain, hwinfo->total_rx_chain,
930 hwinfo->hw_capab);
931
932 pr_info("\nBuild name: %s" \
933 "\nBuild revision: %s" \
934 "\nBuild type: %s" \
935 "\nBuild label: %s" \
936 "\nBuild timestamp: %lu" \
937 "\nPlatform ID: %lu" \
938 "\nHardware ID: %s" \
939 "\nCalibration version: %s" \
940 "\nU-Boot version: %s" \
941 "\nHardware version: 0x%08x\n",
942 bld_name, bld_rev, bld_type, bld_label,
943 (unsigned long)bld_tmstamp,
944 (unsigned long)plat_id,
945 hw_id, calibration_ver, uboot_ver, hw_ver);
946
947 strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version));
948 hwinfo->hw_version = hw_ver;
949
950 return 0;
951 }
952
953 static void
qtnf_parse_wowlan_info(struct qtnf_wmac * mac,const struct qlink_wowlan_capab_data * wowlan)954 qtnf_parse_wowlan_info(struct qtnf_wmac *mac,
955 const struct qlink_wowlan_capab_data *wowlan)
956 {
957 struct qtnf_mac_info *mac_info = &mac->macinfo;
958 const struct qlink_wowlan_support *data1;
959 struct wiphy_wowlan_support *supp;
960
961 supp = kzalloc(sizeof(*supp), GFP_KERNEL);
962 if (!supp)
963 return;
964
965 switch (le16_to_cpu(wowlan->version)) {
966 case 0x1:
967 data1 = (struct qlink_wowlan_support *)wowlan->data;
968
969 supp->flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT;
970 supp->n_patterns = le32_to_cpu(data1->n_patterns);
971 supp->pattern_max_len = le32_to_cpu(data1->pattern_max_len);
972 supp->pattern_min_len = le32_to_cpu(data1->pattern_min_len);
973
974 mac_info->wowlan = supp;
975 break;
976 default:
977 pr_warn("MAC%u: unsupported WoWLAN version 0x%x\n",
978 mac->macid, le16_to_cpu(wowlan->version));
979 kfree(supp);
980 break;
981 }
982 }
983
984 static int
qtnf_parse_variable_mac_info(struct qtnf_wmac * mac,const struct qlink_resp_get_mac_info * resp,size_t tlv_buf_size)985 qtnf_parse_variable_mac_info(struct qtnf_wmac *mac,
986 const struct qlink_resp_get_mac_info *resp,
987 size_t tlv_buf_size)
988 {
989 const u8 *tlv_buf = resp->var_info;
990 struct ieee80211_iface_combination *comb = NULL;
991 size_t n_comb = 0;
992 struct ieee80211_iface_limit *limits;
993 const struct qlink_iface_comb_num *comb_num;
994 const struct qlink_iface_limit_record *rec;
995 const struct qlink_iface_limit *lim;
996 const struct qlink_wowlan_capab_data *wowlan;
997 u16 rec_len;
998 u16 tlv_type;
999 u16 tlv_value_len;
1000 size_t tlv_full_len;
1001 const struct qlink_tlv_hdr *tlv;
1002 u8 *ext_capa = NULL;
1003 u8 *ext_capa_mask = NULL;
1004 u8 ext_capa_len = 0;
1005 u8 ext_capa_mask_len = 0;
1006 int i = 0;
1007 struct ieee80211_reg_rule *rule;
1008 unsigned int rule_idx = 0;
1009 const struct qlink_tlv_reg_rule *tlv_rule;
1010
1011 if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES))
1012 return -E2BIG;
1013
1014 mac->rd = kzalloc(struct_size(mac->rd, reg_rules, resp->n_reg_rules),
1015 GFP_KERNEL);
1016 if (!mac->rd)
1017 return -ENOMEM;
1018
1019 mac->rd->n_reg_rules = resp->n_reg_rules;
1020 mac->rd->alpha2[0] = resp->alpha2[0];
1021 mac->rd->alpha2[1] = resp->alpha2[1];
1022
1023 switch (resp->dfs_region) {
1024 case QLINK_DFS_FCC:
1025 mac->rd->dfs_region = NL80211_DFS_FCC;
1026 break;
1027 case QLINK_DFS_ETSI:
1028 mac->rd->dfs_region = NL80211_DFS_ETSI;
1029 break;
1030 case QLINK_DFS_JP:
1031 mac->rd->dfs_region = NL80211_DFS_JP;
1032 break;
1033 case QLINK_DFS_UNSET:
1034 default:
1035 mac->rd->dfs_region = NL80211_DFS_UNSET;
1036 break;
1037 }
1038
1039 tlv = (const struct qlink_tlv_hdr *)tlv_buf;
1040 while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) {
1041 tlv_type = le16_to_cpu(tlv->type);
1042 tlv_value_len = le16_to_cpu(tlv->len);
1043 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1044 if (tlv_full_len > tlv_buf_size) {
1045 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1046 mac->macid, tlv_type, tlv_value_len);
1047 return -EINVAL;
1048 }
1049
1050 switch (tlv_type) {
1051 case QTN_TLV_ID_NUM_IFACE_COMB:
1052 if (tlv_value_len != sizeof(*comb_num))
1053 return -EINVAL;
1054
1055 comb_num = (void *)tlv->val;
1056
1057 /* free earlier iface comb memory */
1058 qtnf_mac_iface_comb_free(mac);
1059
1060 mac->macinfo.n_if_comb =
1061 le32_to_cpu(comb_num->iface_comb_num);
1062
1063 mac->macinfo.if_comb =
1064 kcalloc(mac->macinfo.n_if_comb,
1065 sizeof(*mac->macinfo.if_comb),
1066 GFP_KERNEL);
1067
1068 if (!mac->macinfo.if_comb)
1069 return -ENOMEM;
1070
1071 comb = mac->macinfo.if_comb;
1072
1073 pr_debug("MAC%u: %zu iface combinations\n",
1074 mac->macid, mac->macinfo.n_if_comb);
1075
1076 break;
1077 case QTN_TLV_ID_IFACE_LIMIT:
1078 if (unlikely(!comb)) {
1079 pr_warn("MAC%u: no combinations advertised\n",
1080 mac->macid);
1081 return -EINVAL;
1082 }
1083
1084 if (n_comb >= mac->macinfo.n_if_comb) {
1085 pr_warn("MAC%u: combinations count exceeded\n",
1086 mac->macid);
1087 n_comb++;
1088 break;
1089 }
1090
1091 rec = (void *)tlv->val;
1092 rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim);
1093
1094 if (unlikely(tlv_value_len != rec_len)) {
1095 pr_warn("MAC%u: record %zu size mismatch\n",
1096 mac->macid, n_comb);
1097 return -EINVAL;
1098 }
1099
1100 limits = kcalloc(rec->n_limits, sizeof(*limits),
1101 GFP_KERNEL);
1102 if (!limits)
1103 return -ENOMEM;
1104
1105 comb[n_comb].num_different_channels =
1106 rec->num_different_channels;
1107 comb[n_comb].max_interfaces =
1108 le16_to_cpu(rec->max_interfaces);
1109 comb[n_comb].n_limits = rec->n_limits;
1110 comb[n_comb].limits = limits;
1111
1112 for (i = 0; i < rec->n_limits; i++) {
1113 lim = &rec->limits[i];
1114 limits[i].max = le16_to_cpu(lim->max_num);
1115 limits[i].types =
1116 qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type));
1117 pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n",
1118 mac->macid, n_comb,
1119 limits[i].max, limits[i].types);
1120 }
1121
1122 n_comb++;
1123 break;
1124 case WLAN_EID_EXT_CAPABILITY:
1125 if (unlikely(tlv_value_len > U8_MAX))
1126 return -EINVAL;
1127 ext_capa = (u8 *)tlv->val;
1128 ext_capa_len = tlv_value_len;
1129 break;
1130 case QTN_TLV_ID_EXT_CAPABILITY_MASK:
1131 if (unlikely(tlv_value_len > U8_MAX))
1132 return -EINVAL;
1133 ext_capa_mask = (u8 *)tlv->val;
1134 ext_capa_mask_len = tlv_value_len;
1135 break;
1136 case QTN_TLV_ID_WOWLAN_CAPAB:
1137 if (tlv_value_len < sizeof(*wowlan))
1138 return -EINVAL;
1139
1140 wowlan = (void *)tlv->val;
1141 if (!le16_to_cpu(wowlan->len)) {
1142 pr_warn("MAC%u: skip empty WoWLAN data\n",
1143 mac->macid);
1144 break;
1145 }
1146
1147 rec_len = sizeof(*wowlan) + le16_to_cpu(wowlan->len);
1148 if (unlikely(tlv_value_len != rec_len)) {
1149 pr_warn("MAC%u: WoWLAN data size mismatch\n",
1150 mac->macid);
1151 return -EINVAL;
1152 }
1153
1154 kfree(mac->macinfo.wowlan);
1155 mac->macinfo.wowlan = NULL;
1156 qtnf_parse_wowlan_info(mac, wowlan);
1157 break;
1158 case QTN_TLV_ID_REG_RULE:
1159 if (rule_idx >= resp->n_reg_rules) {
1160 pr_warn("unexpected number of rules: %u\n",
1161 resp->n_reg_rules);
1162 return -EINVAL;
1163 }
1164
1165 if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) {
1166 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1167 tlv_type, tlv_value_len);
1168 return -EINVAL;
1169 }
1170
1171 tlv_rule = (const struct qlink_tlv_reg_rule *)tlv;
1172 rule = &mac->rd->reg_rules[rule_idx++];
1173 qlink_utils_regrule_q2nl(rule, tlv_rule);
1174 break;
1175 default:
1176 pr_warn("MAC%u: unknown TLV type %u\n",
1177 mac->macid, tlv_type);
1178 break;
1179 }
1180
1181 tlv_buf_size -= tlv_full_len;
1182 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1183 }
1184
1185 if (tlv_buf_size) {
1186 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1187 mac->macid, tlv_buf_size);
1188 return -EINVAL;
1189 }
1190
1191 if (mac->macinfo.n_if_comb != n_comb) {
1192 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n",
1193 mac->macid, mac->macinfo.n_if_comb, n_comb);
1194 return -EINVAL;
1195 }
1196
1197 if (ext_capa_len != ext_capa_mask_len) {
1198 pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n",
1199 mac->macid, ext_capa_len, ext_capa_mask_len);
1200 return -EINVAL;
1201 }
1202
1203 if (rule_idx != resp->n_reg_rules) {
1204 pr_warn("unexpected number of rules: expected %u got %u\n",
1205 resp->n_reg_rules, rule_idx);
1206 return -EINVAL;
1207 }
1208
1209 if (ext_capa_len > 0) {
1210 ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL);
1211 if (!ext_capa)
1212 return -ENOMEM;
1213
1214 ext_capa_mask =
1215 kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL);
1216 if (!ext_capa_mask) {
1217 kfree(ext_capa);
1218 return -ENOMEM;
1219 }
1220 } else {
1221 ext_capa = NULL;
1222 ext_capa_mask = NULL;
1223 }
1224
1225 qtnf_mac_ext_caps_free(mac);
1226 mac->macinfo.extended_capabilities = ext_capa;
1227 mac->macinfo.extended_capabilities_mask = ext_capa_mask;
1228 mac->macinfo.extended_capabilities_len = ext_capa_len;
1229
1230 return 0;
1231 }
1232
1233 static void
qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac * mac,const struct qlink_resp_get_mac_info * resp_info)1234 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac,
1235 const struct qlink_resp_get_mac_info *resp_info)
1236 {
1237 struct qtnf_mac_info *mac_info;
1238 struct qtnf_vif *vif;
1239
1240 mac_info = &mac->macinfo;
1241
1242 mac_info->bands_cap = resp_info->bands_cap;
1243 memcpy(&mac_info->dev_mac, &resp_info->dev_mac,
1244 sizeof(mac_info->dev_mac));
1245
1246 ether_addr_copy(mac->macaddr, mac_info->dev_mac);
1247
1248 vif = qtnf_mac_get_base_vif(mac);
1249 if (vif)
1250 ether_addr_copy(vif->mac_addr, mac->macaddr);
1251 else
1252 pr_err("could not get valid base vif\n");
1253
1254 mac_info->num_tx_chain = resp_info->num_tx_chain;
1255 mac_info->num_rx_chain = resp_info->num_rx_chain;
1256
1257 mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta);
1258 mac_info->radar_detect_widths =
1259 qlink_chan_width_mask_to_nl(le16_to_cpu(
1260 resp_info->radar_detect_widths));
1261 mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs);
1262
1263 memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask,
1264 sizeof(mac_info->ht_cap_mod_mask));
1265 memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask,
1266 sizeof(mac_info->vht_cap_mod_mask));
1267 }
1268
qtnf_cmd_resp_band_fill_htcap(const u8 * info,struct ieee80211_sta_ht_cap * bcap)1269 static void qtnf_cmd_resp_band_fill_htcap(const u8 *info,
1270 struct ieee80211_sta_ht_cap *bcap)
1271 {
1272 const struct ieee80211_ht_cap *ht_cap =
1273 (const struct ieee80211_ht_cap *)info;
1274
1275 bcap->ht_supported = true;
1276 bcap->cap = le16_to_cpu(ht_cap->cap_info);
1277 bcap->ampdu_factor =
1278 ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
1279 bcap->ampdu_density =
1280 (ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >>
1281 IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT;
1282 memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs));
1283 }
1284
qtnf_cmd_resp_band_fill_vhtcap(const u8 * info,struct ieee80211_sta_vht_cap * bcap)1285 static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info,
1286 struct ieee80211_sta_vht_cap *bcap)
1287 {
1288 const struct ieee80211_vht_cap *vht_cap =
1289 (const struct ieee80211_vht_cap *)info;
1290
1291 bcap->vht_supported = true;
1292 bcap->cap = le32_to_cpu(vht_cap->vht_cap_info);
1293 memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs));
1294 }
1295
1296 static int
qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band * band,struct qlink_resp_band_info_get * resp,size_t payload_len)1297 qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band,
1298 struct qlink_resp_band_info_get *resp,
1299 size_t payload_len)
1300 {
1301 u16 tlv_type;
1302 size_t tlv_len;
1303 size_t tlv_dlen;
1304 const struct qlink_tlv_hdr *tlv;
1305 const struct qlink_channel *qchan;
1306 struct ieee80211_channel *chan;
1307 unsigned int chidx = 0;
1308 u32 qflags;
1309
1310 memset(&band->ht_cap, 0, sizeof(band->ht_cap));
1311 memset(&band->vht_cap, 0, sizeof(band->vht_cap));
1312
1313 if (band->channels) {
1314 if (band->n_channels == resp->num_chans) {
1315 memset(band->channels, 0,
1316 sizeof(*band->channels) * band->n_channels);
1317 } else {
1318 kfree(band->channels);
1319 band->n_channels = 0;
1320 band->channels = NULL;
1321 }
1322 }
1323
1324 band->n_channels = resp->num_chans;
1325 if (band->n_channels == 0)
1326 return 0;
1327
1328 if (!band->channels)
1329 band->channels = kcalloc(band->n_channels, sizeof(*chan),
1330 GFP_KERNEL);
1331 if (!band->channels) {
1332 band->n_channels = 0;
1333 return -ENOMEM;
1334 }
1335
1336 tlv = (struct qlink_tlv_hdr *)resp->info;
1337
1338 while (payload_len >= sizeof(*tlv)) {
1339 tlv_type = le16_to_cpu(tlv->type);
1340 tlv_dlen = le16_to_cpu(tlv->len);
1341 tlv_len = tlv_dlen + sizeof(*tlv);
1342
1343 if (tlv_len > payload_len) {
1344 pr_warn("malformed TLV 0x%.2X; LEN: %zu\n",
1345 tlv_type, tlv_len);
1346 goto error_ret;
1347 }
1348
1349 switch (tlv_type) {
1350 case QTN_TLV_ID_CHANNEL:
1351 if (unlikely(tlv_dlen != sizeof(*qchan))) {
1352 pr_err("invalid channel TLV len %zu\n",
1353 tlv_len);
1354 goto error_ret;
1355 }
1356
1357 if (chidx == band->n_channels) {
1358 pr_err("too many channel TLVs\n");
1359 goto error_ret;
1360 }
1361
1362 qchan = (const struct qlink_channel *)tlv->val;
1363 chan = &band->channels[chidx++];
1364 qflags = le32_to_cpu(qchan->flags);
1365
1366 chan->hw_value = le16_to_cpu(qchan->hw_value);
1367 chan->band = band->band;
1368 chan->center_freq = le16_to_cpu(qchan->center_freq);
1369 chan->max_antenna_gain = (int)qchan->max_antenna_gain;
1370 chan->max_power = (int)qchan->max_power;
1371 chan->max_reg_power = (int)qchan->max_reg_power;
1372 chan->beacon_found = qchan->beacon_found;
1373 chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms);
1374 chan->flags = 0;
1375
1376 if (qflags & QLINK_CHAN_DISABLED)
1377 chan->flags |= IEEE80211_CHAN_DISABLED;
1378
1379 if (qflags & QLINK_CHAN_NO_IR)
1380 chan->flags |= IEEE80211_CHAN_NO_IR;
1381
1382 if (qflags & QLINK_CHAN_NO_HT40PLUS)
1383 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS;
1384
1385 if (qflags & QLINK_CHAN_NO_HT40MINUS)
1386 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS;
1387
1388 if (qflags & QLINK_CHAN_NO_OFDM)
1389 chan->flags |= IEEE80211_CHAN_NO_OFDM;
1390
1391 if (qflags & QLINK_CHAN_NO_80MHZ)
1392 chan->flags |= IEEE80211_CHAN_NO_80MHZ;
1393
1394 if (qflags & QLINK_CHAN_NO_160MHZ)
1395 chan->flags |= IEEE80211_CHAN_NO_160MHZ;
1396
1397 if (qflags & QLINK_CHAN_INDOOR_ONLY)
1398 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY;
1399
1400 if (qflags & QLINK_CHAN_IR_CONCURRENT)
1401 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT;
1402
1403 if (qflags & QLINK_CHAN_NO_20MHZ)
1404 chan->flags |= IEEE80211_CHAN_NO_20MHZ;
1405
1406 if (qflags & QLINK_CHAN_NO_10MHZ)
1407 chan->flags |= IEEE80211_CHAN_NO_10MHZ;
1408
1409 if (qflags & QLINK_CHAN_RADAR) {
1410 chan->flags |= IEEE80211_CHAN_RADAR;
1411 chan->dfs_state_entered = jiffies;
1412
1413 if (qchan->dfs_state == QLINK_DFS_USABLE)
1414 chan->dfs_state = NL80211_DFS_USABLE;
1415 else if (qchan->dfs_state ==
1416 QLINK_DFS_AVAILABLE)
1417 chan->dfs_state = NL80211_DFS_AVAILABLE;
1418 else
1419 chan->dfs_state =
1420 NL80211_DFS_UNAVAILABLE;
1421 }
1422
1423 pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n",
1424 chan->hw_value, chan->flags, chan->max_power,
1425 chan->max_reg_power);
1426 break;
1427 case WLAN_EID_HT_CAPABILITY:
1428 if (unlikely(tlv_dlen !=
1429 sizeof(struct ieee80211_ht_cap))) {
1430 pr_err("bad HTCAP TLV len %zu\n", tlv_dlen);
1431 goto error_ret;
1432 }
1433
1434 qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap);
1435 break;
1436 case WLAN_EID_VHT_CAPABILITY:
1437 if (unlikely(tlv_dlen !=
1438 sizeof(struct ieee80211_vht_cap))) {
1439 pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen);
1440 goto error_ret;
1441 }
1442
1443 qtnf_cmd_resp_band_fill_vhtcap(tlv->val,
1444 &band->vht_cap);
1445 break;
1446 default:
1447 pr_warn("unknown TLV type: %#x\n", tlv_type);
1448 break;
1449 }
1450
1451 payload_len -= tlv_len;
1452 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen);
1453 }
1454
1455 if (payload_len) {
1456 pr_err("malformed TLV buf; bytes left: %zu\n", payload_len);
1457 goto error_ret;
1458 }
1459
1460 if (band->n_channels != chidx) {
1461 pr_err("channel count mismatch: reported=%d, parsed=%d\n",
1462 band->n_channels, chidx);
1463 goto error_ret;
1464 }
1465
1466 return 0;
1467
1468 error_ret:
1469 kfree(band->channels);
1470 band->channels = NULL;
1471 band->n_channels = 0;
1472
1473 return -EINVAL;
1474 }
1475
qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac * mac,const u8 * payload,size_t payload_len)1476 static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac,
1477 const u8 *payload, size_t payload_len)
1478 {
1479 struct qtnf_mac_info *mac_info;
1480 struct qlink_tlv_frag_rts_thr *phy_thr;
1481 struct qlink_tlv_rlimit *limit;
1482 struct qlink_tlv_cclass *class;
1483 u16 tlv_type;
1484 u16 tlv_value_len;
1485 size_t tlv_full_len;
1486 const struct qlink_tlv_hdr *tlv;
1487
1488 mac_info = &mac->macinfo;
1489
1490 tlv = (struct qlink_tlv_hdr *)payload;
1491 while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1492 tlv_type = le16_to_cpu(tlv->type);
1493 tlv_value_len = le16_to_cpu(tlv->len);
1494 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1495
1496 if (tlv_full_len > payload_len) {
1497 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1498 mac->macid, tlv_type, tlv_value_len);
1499 return -EINVAL;
1500 }
1501
1502 switch (tlv_type) {
1503 case QTN_TLV_ID_FRAG_THRESH:
1504 phy_thr = (void *)tlv;
1505 mac_info->frag_thr = le32_to_cpu(phy_thr->thr);
1506 break;
1507 case QTN_TLV_ID_RTS_THRESH:
1508 phy_thr = (void *)tlv;
1509 mac_info->rts_thr = le32_to_cpu(phy_thr->thr);
1510 break;
1511 case QTN_TLV_ID_SRETRY_LIMIT:
1512 limit = (void *)tlv;
1513 mac_info->sretry_limit = limit->rlimit;
1514 break;
1515 case QTN_TLV_ID_LRETRY_LIMIT:
1516 limit = (void *)tlv;
1517 mac_info->lretry_limit = limit->rlimit;
1518 break;
1519 case QTN_TLV_ID_COVERAGE_CLASS:
1520 class = (void *)tlv;
1521 mac_info->coverage_class = class->cclass;
1522 break;
1523 default:
1524 pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid,
1525 le16_to_cpu(tlv->type));
1526 break;
1527 }
1528
1529 payload_len -= tlv_full_len;
1530 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1531 }
1532
1533 if (payload_len) {
1534 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1535 mac->macid, payload_len);
1536 return -EINVAL;
1537 }
1538
1539 return 0;
1540 }
1541
1542 static int
qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats * stats,const u8 * payload,size_t payload_len)1543 qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats,
1544 const u8 *payload, size_t payload_len)
1545 {
1546 struct qlink_chan_stats *qlink_stats;
1547 const struct qlink_tlv_hdr *tlv;
1548 size_t tlv_full_len;
1549 u16 tlv_value_len;
1550 u16 tlv_type;
1551
1552 tlv = (struct qlink_tlv_hdr *)payload;
1553 while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1554 tlv_type = le16_to_cpu(tlv->type);
1555 tlv_value_len = le16_to_cpu(tlv->len);
1556 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1557 if (tlv_full_len > payload_len) {
1558 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1559 tlv_type, tlv_value_len);
1560 return -EINVAL;
1561 }
1562 switch (tlv_type) {
1563 case QTN_TLV_ID_CHANNEL_STATS:
1564 if (unlikely(tlv_value_len != sizeof(*qlink_stats))) {
1565 pr_err("invalid CHANNEL_STATS entry size\n");
1566 return -EINVAL;
1567 }
1568
1569 qlink_stats = (void *)tlv->val;
1570
1571 stats->chan_num = le32_to_cpu(qlink_stats->chan_num);
1572 stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx);
1573 stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx);
1574 stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy);
1575 stats->cca_try = le32_to_cpu(qlink_stats->cca_try);
1576 stats->chan_noise = qlink_stats->chan_noise;
1577
1578 pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n",
1579 stats->chan_num, stats->cca_try,
1580 stats->cca_busy, stats->chan_noise);
1581 break;
1582 default:
1583 pr_warn("Unknown TLV type: %#x\n",
1584 le16_to_cpu(tlv->type));
1585 }
1586 payload_len -= tlv_full_len;
1587 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1588 }
1589
1590 if (payload_len) {
1591 pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len);
1592 return -EINVAL;
1593 }
1594
1595 return 0;
1596 }
1597
qtnf_cmd_get_mac_info(struct qtnf_wmac * mac)1598 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac)
1599 {
1600 struct sk_buff *cmd_skb, *resp_skb = NULL;
1601 const struct qlink_resp_get_mac_info *resp;
1602 size_t var_data_len = 0;
1603 int ret = 0;
1604
1605 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
1606 QLINK_CMD_MAC_INFO,
1607 sizeof(struct qlink_cmd));
1608 if (!cmd_skb)
1609 return -ENOMEM;
1610
1611 qtnf_bus_lock(mac->bus);
1612 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1613 sizeof(*resp), &var_data_len);
1614 if (ret)
1615 goto out;
1616
1617 resp = (const struct qlink_resp_get_mac_info *)resp_skb->data;
1618 qtnf_cmd_resp_proc_mac_info(mac, resp);
1619 ret = qtnf_parse_variable_mac_info(mac, resp, var_data_len);
1620
1621 out:
1622 qtnf_bus_unlock(mac->bus);
1623 consume_skb(resp_skb);
1624
1625 return ret;
1626 }
1627
qtnf_cmd_get_hw_info(struct qtnf_bus * bus)1628 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus)
1629 {
1630 struct sk_buff *cmd_skb, *resp_skb = NULL;
1631 const struct qlink_resp_get_hw_info *resp;
1632 size_t info_len = 0;
1633 int ret = 0;
1634
1635 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1636 QLINK_CMD_GET_HW_INFO,
1637 sizeof(struct qlink_cmd));
1638 if (!cmd_skb)
1639 return -ENOMEM;
1640
1641 qtnf_bus_lock(bus);
1642 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
1643 sizeof(*resp), &info_len);
1644 if (ret)
1645 goto out;
1646
1647 resp = (const struct qlink_resp_get_hw_info *)resp_skb->data;
1648 ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len);
1649
1650 out:
1651 qtnf_bus_unlock(bus);
1652 consume_skb(resp_skb);
1653
1654 return ret;
1655 }
1656
qtnf_cmd_band_info_get(struct qtnf_wmac * mac,struct ieee80211_supported_band * band)1657 int qtnf_cmd_band_info_get(struct qtnf_wmac *mac,
1658 struct ieee80211_supported_band *band)
1659 {
1660 struct sk_buff *cmd_skb, *resp_skb = NULL;
1661 struct qlink_cmd_band_info_get *cmd;
1662 struct qlink_resp_band_info_get *resp;
1663 size_t info_len = 0;
1664 int ret = 0;
1665 u8 qband = qlink_utils_band_cfg2q(band->band);
1666
1667 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1668 QLINK_CMD_BAND_INFO_GET,
1669 sizeof(*cmd));
1670 if (!cmd_skb)
1671 return -ENOMEM;
1672
1673 cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data;
1674 cmd->band = qband;
1675
1676 qtnf_bus_lock(mac->bus);
1677 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1678 sizeof(*resp), &info_len);
1679 if (ret)
1680 goto out;
1681
1682 resp = (struct qlink_resp_band_info_get *)resp_skb->data;
1683 if (resp->band != qband) {
1684 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid,
1685 resp->band, qband);
1686 ret = -EINVAL;
1687 goto out;
1688 }
1689
1690 ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len);
1691
1692 out:
1693 qtnf_bus_unlock(mac->bus);
1694 consume_skb(resp_skb);
1695
1696 return ret;
1697 }
1698
qtnf_cmd_send_get_phy_params(struct qtnf_wmac * mac)1699 int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac)
1700 {
1701 struct sk_buff *cmd_skb, *resp_skb = NULL;
1702 struct qlink_resp_phy_params *resp;
1703 size_t response_size = 0;
1704 int ret = 0;
1705
1706 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1707 QLINK_CMD_PHY_PARAMS_GET,
1708 sizeof(struct qlink_cmd));
1709 if (!cmd_skb)
1710 return -ENOMEM;
1711
1712 qtnf_bus_lock(mac->bus);
1713 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1714 sizeof(*resp), &response_size);
1715 if (ret)
1716 goto out;
1717
1718 resp = (struct qlink_resp_phy_params *)resp_skb->data;
1719 ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size);
1720
1721 out:
1722 qtnf_bus_unlock(mac->bus);
1723 consume_skb(resp_skb);
1724
1725 return ret;
1726 }
1727
qtnf_cmd_send_update_phy_params(struct qtnf_wmac * mac,u32 changed)1728 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed)
1729 {
1730 struct wiphy *wiphy = priv_to_wiphy(mac);
1731 struct sk_buff *cmd_skb;
1732 int ret = 0;
1733
1734 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1735 QLINK_CMD_PHY_PARAMS_SET,
1736 sizeof(struct qlink_cmd));
1737 if (!cmd_skb)
1738 return -ENOMEM;
1739
1740 qtnf_bus_lock(mac->bus);
1741
1742 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
1743 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_FRAG_THRESH,
1744 wiphy->frag_threshold);
1745 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
1746 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_RTS_THRESH,
1747 wiphy->rts_threshold);
1748 if (changed & WIPHY_PARAM_COVERAGE_CLASS)
1749 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS,
1750 wiphy->coverage_class);
1751
1752 if (changed & WIPHY_PARAM_RETRY_LONG)
1753 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_LRETRY_LIMIT,
1754 wiphy->retry_long);
1755
1756 if (changed & WIPHY_PARAM_RETRY_SHORT)
1757 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_SRETRY_LIMIT,
1758 wiphy->retry_short);
1759
1760 ret = qtnf_cmd_send(mac->bus, cmd_skb);
1761 if (ret)
1762 goto out;
1763
1764 out:
1765 qtnf_bus_unlock(mac->bus);
1766
1767 return ret;
1768 }
1769
qtnf_cmd_send_init_fw(struct qtnf_bus * bus)1770 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus)
1771 {
1772 struct sk_buff *cmd_skb;
1773 int ret = 0;
1774
1775 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1776 QLINK_CMD_FW_INIT,
1777 sizeof(struct qlink_cmd));
1778 if (!cmd_skb)
1779 return -ENOMEM;
1780
1781 qtnf_bus_lock(bus);
1782 ret = qtnf_cmd_send(bus, cmd_skb);
1783 if (ret)
1784 goto out;
1785
1786 out:
1787 qtnf_bus_unlock(bus);
1788
1789 return ret;
1790 }
1791
qtnf_cmd_send_deinit_fw(struct qtnf_bus * bus)1792 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus)
1793 {
1794 struct sk_buff *cmd_skb;
1795
1796 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1797 QLINK_CMD_FW_DEINIT,
1798 sizeof(struct qlink_cmd));
1799 if (!cmd_skb)
1800 return;
1801
1802 qtnf_bus_lock(bus);
1803 qtnf_cmd_send(bus, cmd_skb);
1804 qtnf_bus_unlock(bus);
1805 }
1806
qtnf_cmd_send_add_key(struct qtnf_vif * vif,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1807 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1808 const u8 *mac_addr, struct key_params *params)
1809 {
1810 struct sk_buff *cmd_skb;
1811 struct qlink_cmd_add_key *cmd;
1812 int ret = 0;
1813
1814 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1815 QLINK_CMD_ADD_KEY,
1816 sizeof(*cmd));
1817 if (!cmd_skb)
1818 return -ENOMEM;
1819
1820 qtnf_bus_lock(vif->mac->bus);
1821
1822 cmd = (struct qlink_cmd_add_key *)cmd_skb->data;
1823
1824 if (mac_addr)
1825 ether_addr_copy(cmd->addr, mac_addr);
1826 else
1827 eth_broadcast_addr(cmd->addr);
1828
1829 cmd->cipher = cpu_to_le32(params->cipher);
1830 cmd->key_index = key_index;
1831 cmd->pairwise = pairwise;
1832
1833 if (params->key && params->key_len > 0)
1834 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY,
1835 params->key,
1836 params->key_len);
1837
1838 if (params->seq && params->seq_len > 0)
1839 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ,
1840 params->seq,
1841 params->seq_len);
1842
1843 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1844 if (ret)
1845 goto out;
1846
1847 out:
1848 qtnf_bus_unlock(vif->mac->bus);
1849
1850 return ret;
1851 }
1852
qtnf_cmd_send_del_key(struct qtnf_vif * vif,u8 key_index,bool pairwise,const u8 * mac_addr)1853 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1854 const u8 *mac_addr)
1855 {
1856 struct sk_buff *cmd_skb;
1857 struct qlink_cmd_del_key *cmd;
1858 int ret = 0;
1859
1860 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1861 QLINK_CMD_DEL_KEY,
1862 sizeof(*cmd));
1863 if (!cmd_skb)
1864 return -ENOMEM;
1865
1866 qtnf_bus_lock(vif->mac->bus);
1867
1868 cmd = (struct qlink_cmd_del_key *)cmd_skb->data;
1869
1870 if (mac_addr)
1871 ether_addr_copy(cmd->addr, mac_addr);
1872 else
1873 eth_broadcast_addr(cmd->addr);
1874
1875 cmd->key_index = key_index;
1876 cmd->pairwise = pairwise;
1877
1878 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1879 if (ret)
1880 goto out;
1881
1882 out:
1883 qtnf_bus_unlock(vif->mac->bus);
1884
1885 return ret;
1886 }
1887
qtnf_cmd_send_set_default_key(struct qtnf_vif * vif,u8 key_index,bool unicast,bool multicast)1888 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index,
1889 bool unicast, bool multicast)
1890 {
1891 struct sk_buff *cmd_skb;
1892 struct qlink_cmd_set_def_key *cmd;
1893 int ret = 0;
1894
1895 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1896 QLINK_CMD_SET_DEFAULT_KEY,
1897 sizeof(*cmd));
1898 if (!cmd_skb)
1899 return -ENOMEM;
1900
1901 qtnf_bus_lock(vif->mac->bus);
1902
1903 cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data;
1904 cmd->key_index = key_index;
1905 cmd->unicast = unicast;
1906 cmd->multicast = multicast;
1907
1908 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1909 if (ret)
1910 goto out;
1911
1912 out:
1913 qtnf_bus_unlock(vif->mac->bus);
1914
1915 return ret;
1916 }
1917
qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif * vif,u8 key_index)1918 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index)
1919 {
1920 struct sk_buff *cmd_skb;
1921 struct qlink_cmd_set_def_mgmt_key *cmd;
1922 int ret = 0;
1923
1924 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1925 QLINK_CMD_SET_DEFAULT_MGMT_KEY,
1926 sizeof(*cmd));
1927 if (!cmd_skb)
1928 return -ENOMEM;
1929
1930 qtnf_bus_lock(vif->mac->bus);
1931
1932 cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data;
1933 cmd->key_index = key_index;
1934
1935 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1936 if (ret)
1937 goto out;
1938
1939 out:
1940 qtnf_bus_unlock(vif->mac->bus);
1941
1942 return ret;
1943 }
1944
qtnf_encode_sta_flags(u32 flags)1945 static u32 qtnf_encode_sta_flags(u32 flags)
1946 {
1947 u32 code = 0;
1948
1949 if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED))
1950 code |= QLINK_STA_FLAG_AUTHORIZED;
1951 if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1952 code |= QLINK_STA_FLAG_SHORT_PREAMBLE;
1953 if (flags & BIT(NL80211_STA_FLAG_WME))
1954 code |= QLINK_STA_FLAG_WME;
1955 if (flags & BIT(NL80211_STA_FLAG_MFP))
1956 code |= QLINK_STA_FLAG_MFP;
1957 if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1958 code |= QLINK_STA_FLAG_AUTHENTICATED;
1959 if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER))
1960 code |= QLINK_STA_FLAG_TDLS_PEER;
1961 if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED))
1962 code |= QLINK_STA_FLAG_ASSOCIATED;
1963 return code;
1964 }
1965
qtnf_cmd_send_change_sta(struct qtnf_vif * vif,const u8 * mac,struct station_parameters * params)1966 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
1967 struct station_parameters *params)
1968 {
1969 struct sk_buff *cmd_skb;
1970 struct qlink_cmd_change_sta *cmd;
1971 int ret = 0;
1972
1973 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1974 QLINK_CMD_CHANGE_STA,
1975 sizeof(*cmd));
1976 if (!cmd_skb)
1977 return -ENOMEM;
1978
1979 qtnf_bus_lock(vif->mac->bus);
1980
1981 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
1982 ether_addr_copy(cmd->sta_addr, mac);
1983 cmd->flag_update.mask =
1984 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
1985 cmd->flag_update.value =
1986 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
1987
1988 switch (vif->wdev.iftype) {
1989 case NL80211_IFTYPE_AP:
1990 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
1991 break;
1992 case NL80211_IFTYPE_STATION:
1993 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
1994 break;
1995 default:
1996 pr_err("unsupported iftype %d\n", vif->wdev.iftype);
1997 ret = -EINVAL;
1998 goto out;
1999 }
2000
2001 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2002 if (ret)
2003 goto out;
2004
2005 out:
2006 qtnf_bus_unlock(vif->mac->bus);
2007
2008 return ret;
2009 }
2010
qtnf_cmd_send_del_sta(struct qtnf_vif * vif,struct station_del_parameters * params)2011 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif,
2012 struct station_del_parameters *params)
2013 {
2014 struct sk_buff *cmd_skb;
2015 struct qlink_cmd_del_sta *cmd;
2016 int ret = 0;
2017
2018 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2019 QLINK_CMD_DEL_STA,
2020 sizeof(*cmd));
2021 if (!cmd_skb)
2022 return -ENOMEM;
2023
2024 qtnf_bus_lock(vif->mac->bus);
2025
2026 cmd = (struct qlink_cmd_del_sta *)cmd_skb->data;
2027
2028 if (params->mac)
2029 ether_addr_copy(cmd->sta_addr, params->mac);
2030 else
2031 eth_broadcast_addr(cmd->sta_addr); /* flush all stations */
2032
2033 cmd->subtype = params->subtype;
2034 cmd->reason_code = cpu_to_le16(params->reason_code);
2035
2036 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2037 if (ret)
2038 goto out;
2039
2040 out:
2041 qtnf_bus_unlock(vif->mac->bus);
2042
2043 return ret;
2044 }
2045
qtnf_cmd_channel_tlv_add(struct sk_buff * cmd_skb,const struct ieee80211_channel * sc)2046 static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb,
2047 const struct ieee80211_channel *sc)
2048 {
2049 struct qlink_tlv_channel *tlv;
2050 struct qlink_channel *qch;
2051
2052 tlv = skb_put_zero(cmd_skb, sizeof(*tlv));
2053 qch = &tlv->chan;
2054 tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
2055 tlv->hdr.len = cpu_to_le16(sizeof(*qch));
2056
2057 qch->center_freq = cpu_to_le16(sc->center_freq);
2058 qch->hw_value = cpu_to_le16(sc->hw_value);
2059 qch->band = qlink_utils_band_cfg2q(sc->band);
2060 qch->max_power = sc->max_power;
2061 qch->max_reg_power = sc->max_reg_power;
2062 qch->max_antenna_gain = sc->max_antenna_gain;
2063 qch->beacon_found = sc->beacon_found;
2064 qch->dfs_state = qlink_utils_dfs_state_cfg2q(sc->dfs_state);
2065 qch->flags = cpu_to_le32(qlink_utils_chflags_cfg2q(sc->flags));
2066 }
2067
qtnf_cmd_randmac_tlv_add(struct sk_buff * cmd_skb,const u8 * mac_addr,const u8 * mac_addr_mask)2068 static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb,
2069 const u8 *mac_addr,
2070 const u8 *mac_addr_mask)
2071 {
2072 struct qlink_random_mac_addr *randmac;
2073 struct qlink_tlv_hdr *hdr =
2074 skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac));
2075
2076 hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR);
2077 hdr->len = cpu_to_le16(sizeof(*randmac));
2078 randmac = (struct qlink_random_mac_addr *)hdr->val;
2079
2080 memcpy(randmac->mac_addr, mac_addr, ETH_ALEN);
2081 memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN);
2082 }
2083
qtnf_cmd_scan_set_dwell(struct qtnf_wmac * mac,struct sk_buff * cmd_skb)2084 static void qtnf_cmd_scan_set_dwell(struct qtnf_wmac *mac,
2085 struct sk_buff *cmd_skb)
2086 {
2087 struct cfg80211_scan_request *scan_req = mac->scan_req;
2088 u16 dwell_active = QTNF_SCAN_DWELL_ACTIVE_DEFAULT;
2089 u16 dwell_passive = QTNF_SCAN_DWELL_PASSIVE_DEFAULT;
2090 u16 duration = QTNF_SCAN_SAMPLE_DURATION_DEFAULT;
2091
2092 if (scan_req->duration) {
2093 dwell_active = scan_req->duration;
2094 dwell_passive = scan_req->duration;
2095 }
2096
2097 pr_debug("MAC%u: %s scan dwell active=%u, passive=%u, duration=%u\n",
2098 mac->macid,
2099 scan_req->duration_mandatory ? "mandatory" : "max",
2100 dwell_active, dwell_passive, duration);
2101
2102 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2103 QTN_TLV_ID_SCAN_DWELL_ACTIVE,
2104 dwell_active);
2105 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2106 QTN_TLV_ID_SCAN_DWELL_PASSIVE,
2107 dwell_passive);
2108 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2109 QTN_TLV_ID_SCAN_SAMPLE_DURATION,
2110 duration);
2111 }
2112
qtnf_cmd_send_scan(struct qtnf_wmac * mac)2113 int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
2114 {
2115 struct sk_buff *cmd_skb;
2116 struct ieee80211_channel *sc;
2117 struct cfg80211_scan_request *scan_req = mac->scan_req;
2118 int n_channels;
2119 int count = 0;
2120 int ret;
2121
2122 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2123 QLINK_CMD_SCAN,
2124 sizeof(struct qlink_cmd));
2125 if (!cmd_skb)
2126 return -ENOMEM;
2127
2128 qtnf_bus_lock(mac->bus);
2129
2130 if (scan_req->n_ssids != 0) {
2131 while (count < scan_req->n_ssids) {
2132 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID,
2133 scan_req->ssids[count].ssid,
2134 scan_req->ssids[count].ssid_len);
2135 count++;
2136 }
2137 }
2138
2139 if (scan_req->ie_len != 0)
2140 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ,
2141 scan_req->ie, scan_req->ie_len);
2142
2143 if (scan_req->n_channels) {
2144 n_channels = scan_req->n_channels;
2145 count = 0;
2146
2147 while (n_channels != 0) {
2148 sc = scan_req->channels[count];
2149 if (sc->flags & IEEE80211_CHAN_DISABLED) {
2150 n_channels--;
2151 continue;
2152 }
2153
2154 pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n",
2155 mac->macid, sc->hw_value, sc->center_freq,
2156 sc->flags);
2157
2158 qtnf_cmd_channel_tlv_add(cmd_skb, sc);
2159 n_channels--;
2160 count++;
2161 }
2162 }
2163
2164 qtnf_cmd_scan_set_dwell(mac, cmd_skb);
2165
2166 if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
2167 pr_debug("MAC%u: scan with random addr=%pM, mask=%pM\n",
2168 mac->macid,
2169 scan_req->mac_addr, scan_req->mac_addr_mask);
2170
2171 qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr,
2172 scan_req->mac_addr_mask);
2173 }
2174
2175 if (scan_req->flags & NL80211_SCAN_FLAG_FLUSH) {
2176 pr_debug("MAC%u: flush cache before scan\n", mac->macid);
2177
2178 qtnf_cmd_skb_put_tlv_tag(cmd_skb, QTN_TLV_ID_SCAN_FLUSH);
2179 }
2180
2181 ret = qtnf_cmd_send(mac->bus, cmd_skb);
2182 if (ret)
2183 goto out;
2184
2185 out:
2186 qtnf_bus_unlock(mac->bus);
2187
2188 return ret;
2189 }
2190
qtnf_cmd_send_connect(struct qtnf_vif * vif,struct cfg80211_connect_params * sme)2191 int qtnf_cmd_send_connect(struct qtnf_vif *vif,
2192 struct cfg80211_connect_params *sme)
2193 {
2194 struct sk_buff *cmd_skb;
2195 struct qlink_cmd_connect *cmd;
2196 struct qlink_auth_encr *aen;
2197 int ret;
2198 int i;
2199 u32 connect_flags = 0;
2200
2201 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2202 QLINK_CMD_CONNECT,
2203 sizeof(*cmd));
2204 if (!cmd_skb)
2205 return -ENOMEM;
2206
2207 cmd = (struct qlink_cmd_connect *)cmd_skb->data;
2208
2209 ether_addr_copy(cmd->bssid, vif->bssid);
2210
2211 if (sme->bssid_hint)
2212 ether_addr_copy(cmd->bssid_hint, sme->bssid_hint);
2213 else
2214 eth_zero_addr(cmd->bssid_hint);
2215
2216 if (sme->prev_bssid)
2217 ether_addr_copy(cmd->prev_bssid, sme->prev_bssid);
2218 else
2219 eth_zero_addr(cmd->prev_bssid);
2220
2221 if ((sme->bg_scan_period >= 0) &&
2222 (sme->bg_scan_period <= SHRT_MAX))
2223 cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period);
2224 else
2225 cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */
2226
2227 if (sme->flags & ASSOC_REQ_DISABLE_HT)
2228 connect_flags |= QLINK_STA_CONNECT_DISABLE_HT;
2229 if (sme->flags & ASSOC_REQ_DISABLE_VHT)
2230 connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT;
2231 if (sme->flags & ASSOC_REQ_USE_RRM)
2232 connect_flags |= QLINK_STA_CONNECT_USE_RRM;
2233
2234 cmd->flags = cpu_to_le32(connect_flags);
2235 memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa));
2236 memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask,
2237 sizeof(cmd->ht_capa_mask));
2238 memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa));
2239 memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask,
2240 sizeof(cmd->vht_capa_mask));
2241 cmd->pbss = sme->pbss;
2242
2243 aen = &cmd->aen;
2244 aen->auth_type = sme->auth_type;
2245 aen->privacy = !!sme->privacy;
2246 cmd->mfp = sme->mfp;
2247 aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions);
2248 aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group);
2249 aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise);
2250
2251 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
2252 aen->ciphers_pairwise[i] =
2253 cpu_to_le32(sme->crypto.ciphers_pairwise[i]);
2254
2255 aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites);
2256
2257 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
2258 aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]);
2259
2260 aen->control_port = sme->crypto.control_port;
2261 aen->control_port_no_encrypt =
2262 sme->crypto.control_port_no_encrypt;
2263 aen->control_port_ethertype =
2264 cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype));
2265
2266 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid,
2267 sme->ssid_len);
2268
2269 if (sme->ie_len != 0)
2270 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ,
2271 sme->ie, sme->ie_len);
2272
2273 if (sme->channel)
2274 qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel);
2275
2276 qtnf_bus_lock(vif->mac->bus);
2277 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2278 if (ret)
2279 goto out;
2280
2281 out:
2282 qtnf_bus_unlock(vif->mac->bus);
2283
2284 return ret;
2285 }
2286
qtnf_cmd_send_external_auth(struct qtnf_vif * vif,struct cfg80211_external_auth_params * auth)2287 int qtnf_cmd_send_external_auth(struct qtnf_vif *vif,
2288 struct cfg80211_external_auth_params *auth)
2289 {
2290 struct sk_buff *cmd_skb;
2291 struct qlink_cmd_external_auth *cmd;
2292 int ret;
2293
2294 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2295 QLINK_CMD_EXTERNAL_AUTH,
2296 sizeof(*cmd));
2297 if (!cmd_skb)
2298 return -ENOMEM;
2299
2300 cmd = (struct qlink_cmd_external_auth *)cmd_skb->data;
2301
2302 ether_addr_copy(cmd->bssid, auth->bssid);
2303 cmd->status = cpu_to_le16(auth->status);
2304
2305 qtnf_bus_lock(vif->mac->bus);
2306 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2307 if (ret)
2308 goto out;
2309
2310 out:
2311 qtnf_bus_unlock(vif->mac->bus);
2312
2313 return ret;
2314 }
2315
qtnf_cmd_send_disconnect(struct qtnf_vif * vif,u16 reason_code)2316 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code)
2317 {
2318 struct sk_buff *cmd_skb;
2319 struct qlink_cmd_disconnect *cmd;
2320 int ret;
2321
2322 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2323 QLINK_CMD_DISCONNECT,
2324 sizeof(*cmd));
2325 if (!cmd_skb)
2326 return -ENOMEM;
2327
2328 qtnf_bus_lock(vif->mac->bus);
2329
2330 cmd = (struct qlink_cmd_disconnect *)cmd_skb->data;
2331 cmd->reason = cpu_to_le16(reason_code);
2332
2333 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2334 if (ret)
2335 goto out;
2336
2337 out:
2338 qtnf_bus_unlock(vif->mac->bus);
2339
2340 return ret;
2341 }
2342
qtnf_cmd_send_updown_intf(struct qtnf_vif * vif,bool up)2343 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up)
2344 {
2345 struct sk_buff *cmd_skb;
2346 struct qlink_cmd_updown *cmd;
2347 int ret;
2348
2349 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2350 QLINK_CMD_UPDOWN_INTF,
2351 sizeof(*cmd));
2352 if (!cmd_skb)
2353 return -ENOMEM;
2354
2355 cmd = (struct qlink_cmd_updown *)cmd_skb->data;
2356 cmd->if_up = !!up;
2357
2358 qtnf_bus_lock(vif->mac->bus);
2359 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2360 if (ret)
2361 goto out;
2362
2363 out:
2364 qtnf_bus_unlock(vif->mac->bus);
2365
2366 return ret;
2367 }
2368
qtnf_cmd_reg_notify(struct qtnf_wmac * mac,struct regulatory_request * req,bool slave_radar)2369 int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
2370 bool slave_radar)
2371 {
2372 struct wiphy *wiphy = priv_to_wiphy(mac);
2373 struct qtnf_bus *bus = mac->bus;
2374 struct sk_buff *cmd_skb;
2375 int ret;
2376 struct qlink_cmd_reg_notify *cmd;
2377 enum nl80211_band band;
2378 const struct ieee80211_supported_band *cfg_band;
2379
2380 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2381 QLINK_CMD_REG_NOTIFY,
2382 sizeof(*cmd));
2383 if (!cmd_skb)
2384 return -ENOMEM;
2385
2386 cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data;
2387 cmd->alpha2[0] = req->alpha2[0];
2388 cmd->alpha2[1] = req->alpha2[1];
2389
2390 switch (req->initiator) {
2391 case NL80211_REGDOM_SET_BY_CORE:
2392 cmd->initiator = QLINK_REGDOM_SET_BY_CORE;
2393 break;
2394 case NL80211_REGDOM_SET_BY_USER:
2395 cmd->initiator = QLINK_REGDOM_SET_BY_USER;
2396 break;
2397 case NL80211_REGDOM_SET_BY_DRIVER:
2398 cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER;
2399 break;
2400 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2401 cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE;
2402 break;
2403 }
2404
2405 switch (req->user_reg_hint_type) {
2406 case NL80211_USER_REG_HINT_USER:
2407 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER;
2408 break;
2409 case NL80211_USER_REG_HINT_CELL_BASE:
2410 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE;
2411 break;
2412 case NL80211_USER_REG_HINT_INDOOR:
2413 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR;
2414 break;
2415 }
2416
2417 switch (req->dfs_region) {
2418 case NL80211_DFS_FCC:
2419 cmd->dfs_region = QLINK_DFS_FCC;
2420 break;
2421 case NL80211_DFS_ETSI:
2422 cmd->dfs_region = QLINK_DFS_ETSI;
2423 break;
2424 case NL80211_DFS_JP:
2425 cmd->dfs_region = QLINK_DFS_JP;
2426 break;
2427 default:
2428 cmd->dfs_region = QLINK_DFS_UNSET;
2429 break;
2430 }
2431
2432 cmd->slave_radar = slave_radar;
2433 cmd->num_channels = 0;
2434
2435 for (band = 0; band < NUM_NL80211_BANDS; band++) {
2436 unsigned int i;
2437
2438 cfg_band = wiphy->bands[band];
2439 if (!cfg_band)
2440 continue;
2441
2442 cmd->num_channels += cfg_band->n_channels;
2443
2444 for (i = 0; i < cfg_band->n_channels; ++i) {
2445 qtnf_cmd_channel_tlv_add(cmd_skb,
2446 &cfg_band->channels[i]);
2447 }
2448 }
2449
2450 qtnf_bus_lock(bus);
2451 ret = qtnf_cmd_send(bus, cmd_skb);
2452 qtnf_bus_unlock(bus);
2453
2454 return ret;
2455 }
2456
qtnf_cmd_get_chan_stats(struct qtnf_wmac * mac,u16 channel,struct qtnf_chan_stats * stats)2457 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel,
2458 struct qtnf_chan_stats *stats)
2459 {
2460 struct sk_buff *cmd_skb, *resp_skb = NULL;
2461 struct qlink_cmd_get_chan_stats *cmd;
2462 struct qlink_resp_get_chan_stats *resp;
2463 size_t var_data_len = 0;
2464 int ret = 0;
2465
2466 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2467 QLINK_CMD_CHAN_STATS,
2468 sizeof(*cmd));
2469 if (!cmd_skb)
2470 return -ENOMEM;
2471
2472 qtnf_bus_lock(mac->bus);
2473
2474 cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data;
2475 cmd->channel = cpu_to_le16(channel);
2476
2477 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
2478 sizeof(*resp), &var_data_len);
2479 if (ret)
2480 goto out;
2481
2482 resp = (struct qlink_resp_get_chan_stats *)resp_skb->data;
2483 ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info,
2484 var_data_len);
2485
2486 out:
2487 qtnf_bus_unlock(mac->bus);
2488 consume_skb(resp_skb);
2489
2490 return ret;
2491 }
2492
qtnf_cmd_send_chan_switch(struct qtnf_vif * vif,struct cfg80211_csa_settings * params)2493 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
2494 struct cfg80211_csa_settings *params)
2495 {
2496 struct qtnf_wmac *mac = vif->mac;
2497 struct qlink_cmd_chan_switch *cmd;
2498 struct sk_buff *cmd_skb;
2499 int ret;
2500
2501 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid,
2502 QLINK_CMD_CHAN_SWITCH,
2503 sizeof(*cmd));
2504 if (!cmd_skb)
2505 return -ENOMEM;
2506
2507 qtnf_bus_lock(mac->bus);
2508
2509 cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data;
2510 cmd->channel = cpu_to_le16(params->chandef.chan->hw_value);
2511 cmd->radar_required = params->radar_required;
2512 cmd->block_tx = params->block_tx;
2513 cmd->beacon_count = params->count;
2514
2515 ret = qtnf_cmd_send(mac->bus, cmd_skb);
2516 if (ret)
2517 goto out;
2518
2519 out:
2520 qtnf_bus_unlock(mac->bus);
2521
2522 return ret;
2523 }
2524
qtnf_cmd_get_channel(struct qtnf_vif * vif,struct cfg80211_chan_def * chdef)2525 int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef)
2526 {
2527 struct qtnf_bus *bus = vif->mac->bus;
2528 const struct qlink_resp_channel_get *resp;
2529 struct sk_buff *cmd_skb;
2530 struct sk_buff *resp_skb = NULL;
2531 int ret;
2532
2533 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2534 QLINK_CMD_CHAN_GET,
2535 sizeof(struct qlink_cmd));
2536 if (!cmd_skb)
2537 return -ENOMEM;
2538
2539 qtnf_bus_lock(bus);
2540 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
2541 sizeof(*resp), NULL);
2542 if (ret)
2543 goto out;
2544
2545 resp = (const struct qlink_resp_channel_get *)resp_skb->data;
2546 qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef);
2547
2548 out:
2549 qtnf_bus_unlock(bus);
2550 consume_skb(resp_skb);
2551
2552 return ret;
2553 }
2554
qtnf_cmd_start_cac(const struct qtnf_vif * vif,const struct cfg80211_chan_def * chdef,u32 cac_time_ms)2555 int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
2556 const struct cfg80211_chan_def *chdef,
2557 u32 cac_time_ms)
2558 {
2559 struct qtnf_bus *bus = vif->mac->bus;
2560 struct sk_buff *cmd_skb;
2561 struct qlink_cmd_start_cac *cmd;
2562 int ret;
2563
2564 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2565 QLINK_CMD_START_CAC,
2566 sizeof(*cmd));
2567 if (!cmd_skb)
2568 return -ENOMEM;
2569
2570 cmd = (struct qlink_cmd_start_cac *)cmd_skb->data;
2571 cmd->cac_time_ms = cpu_to_le32(cac_time_ms);
2572 qlink_chandef_cfg2q(chdef, &cmd->chan);
2573
2574 qtnf_bus_lock(bus);
2575 ret = qtnf_cmd_send(bus, cmd_skb);
2576 if (ret)
2577 goto out;
2578
2579 out:
2580 qtnf_bus_unlock(bus);
2581
2582 return ret;
2583 }
2584
qtnf_cmd_set_mac_acl(const struct qtnf_vif * vif,const struct cfg80211_acl_data * params)2585 int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
2586 const struct cfg80211_acl_data *params)
2587 {
2588 struct qtnf_bus *bus = vif->mac->bus;
2589 struct sk_buff *cmd_skb;
2590 struct qlink_tlv_hdr *tlv;
2591 size_t acl_size = struct_size(params, mac_addrs, params->n_acl_entries);
2592 int ret;
2593
2594 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2595 QLINK_CMD_SET_MAC_ACL,
2596 sizeof(struct qlink_cmd));
2597 if (!cmd_skb)
2598 return -ENOMEM;
2599
2600 tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size);
2601 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
2602 tlv->len = cpu_to_le16(acl_size);
2603 qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val);
2604
2605 qtnf_bus_lock(bus);
2606 ret = qtnf_cmd_send(bus, cmd_skb);
2607 if (ret)
2608 goto out;
2609
2610 out:
2611 qtnf_bus_unlock(bus);
2612
2613 return ret;
2614 }
2615
qtnf_cmd_send_pm_set(const struct qtnf_vif * vif,u8 pm_mode,int timeout)2616 int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout)
2617 {
2618 struct qtnf_bus *bus = vif->mac->bus;
2619 struct sk_buff *cmd_skb;
2620 struct qlink_cmd_pm_set *cmd;
2621 int ret = 0;
2622
2623 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2624 QLINK_CMD_PM_SET, sizeof(*cmd));
2625 if (!cmd_skb)
2626 return -ENOMEM;
2627
2628 cmd = (struct qlink_cmd_pm_set *)cmd_skb->data;
2629 cmd->pm_mode = pm_mode;
2630 cmd->pm_standby_timer = cpu_to_le32(timeout);
2631
2632 qtnf_bus_lock(bus);
2633
2634 ret = qtnf_cmd_send(bus, cmd_skb);
2635 if (ret)
2636 goto out;
2637
2638 out:
2639 qtnf_bus_unlock(bus);
2640
2641 return ret;
2642 }
2643
qtnf_cmd_send_wowlan_set(const struct qtnf_vif * vif,const struct cfg80211_wowlan * wowl)2644 int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif,
2645 const struct cfg80211_wowlan *wowl)
2646 {
2647 struct qtnf_bus *bus = vif->mac->bus;
2648 struct sk_buff *cmd_skb;
2649 struct qlink_cmd_wowlan_set *cmd;
2650 u32 triggers = 0;
2651 int count = 0;
2652 int ret = 0;
2653
2654 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2655 QLINK_CMD_WOWLAN_SET, sizeof(*cmd));
2656 if (!cmd_skb)
2657 return -ENOMEM;
2658
2659 qtnf_bus_lock(bus);
2660
2661 cmd = (struct qlink_cmd_wowlan_set *)cmd_skb->data;
2662
2663 if (wowl) {
2664 if (wowl->disconnect)
2665 triggers |= QLINK_WOWLAN_TRIG_DISCONNECT;
2666
2667 if (wowl->magic_pkt)
2668 triggers |= QLINK_WOWLAN_TRIG_MAGIC_PKT;
2669
2670 if (wowl->n_patterns && wowl->patterns) {
2671 triggers |= QLINK_WOWLAN_TRIG_PATTERN_PKT;
2672 while (count < wowl->n_patterns) {
2673 qtnf_cmd_skb_put_tlv_arr(cmd_skb,
2674 QTN_TLV_ID_WOWLAN_PATTERN,
2675 wowl->patterns[count].pattern,
2676 wowl->patterns[count].pattern_len);
2677 count++;
2678 }
2679 }
2680 }
2681
2682 cmd->triggers = cpu_to_le32(triggers);
2683
2684 ret = qtnf_cmd_send(bus, cmd_skb);
2685 if (ret)
2686 goto out;
2687
2688 out:
2689 qtnf_bus_unlock(bus);
2690 return ret;
2691 }
2692
