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 int resp_res = 0;
87 u16 cmd_id;
88 u8 mac_id;
89 u8 vif_id;
90 int ret;
91
92 cmd = (struct qlink_cmd *)cmd_skb->data;
93 cmd_id = le16_to_cpu(cmd->cmd_id);
94 mac_id = cmd->macid;
95 vif_id = cmd->vifid;
96 cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
97
98 pr_debug("VIF%u.%u cmd=0x%.4X\n", mac_id, vif_id, cmd_id);
99
100 if (!qtnf_fw_is_up(bus) && cmd_id != QLINK_CMD_FW_INIT) {
101 pr_warn("VIF%u.%u: drop cmd 0x%.4X in fw state %d\n",
102 mac_id, vif_id, cmd_id, bus->fw_state);
103 dev_kfree_skb(cmd_skb);
104 return -ENODEV;
105 }
106
107 ret = qtnf_trans_send_cmd_with_resp(bus, cmd_skb, &resp_skb);
108 if (ret)
109 goto out;
110
111 if (WARN_ON(!resp_skb || !resp_skb->data)) {
112 ret = -EFAULT;
113 goto out;
114 }
115
116 resp = (struct qlink_resp *)resp_skb->data;
117 resp_res = le16_to_cpu(resp->result);
118 ret = qtnf_cmd_check_reply_header(resp, cmd_id, mac_id, vif_id,
119 const_resp_size);
120 if (ret)
121 goto out;
122
123 /* Return length of variable part of response */
124 if (response_skb && var_resp_size)
125 *var_resp_size = le16_to_cpu(resp->mhdr.len) - const_resp_size;
126
127 out:
128 if (response_skb)
129 *response_skb = resp_skb;
130 else
131 consume_skb(resp_skb);
132
133 if (!ret)
134 return qtnf_cmd_resp_result_decode(resp_res);
135
136 pr_warn("VIF%u.%u: cmd 0x%.4X failed: %d\n",
137 mac_id, vif_id, cmd_id, ret);
138
139 return ret;
140 }
141
qtnf_cmd_send(struct qtnf_bus * bus,struct sk_buff * cmd_skb)142 static inline int qtnf_cmd_send(struct qtnf_bus *bus, struct sk_buff *cmd_skb)
143 {
144 return qtnf_cmd_send_with_reply(bus, cmd_skb, NULL,
145 sizeof(struct qlink_resp), NULL);
146 }
147
qtnf_cmd_alloc_new_cmdskb(u8 macid,u8 vifid,u16 cmd_no,size_t cmd_size)148 static struct sk_buff *qtnf_cmd_alloc_new_cmdskb(u8 macid, u8 vifid, u16 cmd_no,
149 size_t cmd_size)
150 {
151 struct qlink_cmd *cmd;
152 struct sk_buff *cmd_skb;
153
154 cmd_skb = __dev_alloc_skb(sizeof(*cmd) +
155 QTNF_MAX_CMD_BUF_SIZE, GFP_KERNEL);
156 if (unlikely(!cmd_skb)) {
157 pr_err("VIF%u.%u CMD %u: alloc failed\n", macid, vifid, cmd_no);
158 return NULL;
159 }
160
161 skb_put_zero(cmd_skb, cmd_size);
162
163 cmd = (struct qlink_cmd *)cmd_skb->data;
164 cmd->mhdr.len = cpu_to_le16(cmd_skb->len);
165 cmd->mhdr.type = cpu_to_le16(QLINK_MSG_TYPE_CMD);
166 cmd->cmd_id = cpu_to_le16(cmd_no);
167 cmd->macid = macid;
168 cmd->vifid = vifid;
169
170 return cmd_skb;
171 }
172
qtnf_cmd_tlv_ie_set_add(struct sk_buff * cmd_skb,u8 frame_type,const u8 * buf,size_t len)173 static void qtnf_cmd_tlv_ie_set_add(struct sk_buff *cmd_skb, u8 frame_type,
174 const u8 *buf, size_t len)
175 {
176 struct qlink_tlv_ie_set *tlv;
177
178 tlv = (struct qlink_tlv_ie_set *)skb_put(cmd_skb, sizeof(*tlv) + len);
179 tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET);
180 tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr));
181 tlv->type = frame_type;
182 tlv->flags = 0;
183
184 if (len && buf)
185 memcpy(tlv->ie_data, buf, len);
186 }
187
qtnf_cmd_start_ap_can_fit(const struct qtnf_vif * vif,const struct cfg80211_ap_settings * s)188 static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif,
189 const struct cfg80211_ap_settings *s)
190 {
191 unsigned int len = sizeof(struct qlink_cmd_start_ap);
192
193 len += s->ssid_len;
194 len += s->beacon.head_len;
195 len += s->beacon.tail_len;
196 len += s->beacon.beacon_ies_len;
197 len += s->beacon.proberesp_ies_len;
198 len += s->beacon.assocresp_ies_len;
199 len += s->beacon.probe_resp_len;
200
201 if (cfg80211_chandef_valid(&s->chandef))
202 len += sizeof(struct qlink_tlv_chandef);
203
204 if (s->acl)
205 len += sizeof(struct qlink_tlv_hdr) +
206 struct_size(s->acl, mac_addrs, s->acl->n_acl_entries);
207
208 if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) {
209 pr_err("VIF%u.%u: can not fit AP settings: %u\n",
210 vif->mac->macid, vif->vifid, len);
211 return false;
212 }
213
214 return true;
215 }
216
qtnf_cmd_send_start_ap(struct qtnf_vif * vif,const struct cfg80211_ap_settings * s)217 int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
218 const struct cfg80211_ap_settings *s)
219 {
220 struct sk_buff *cmd_skb;
221 struct qlink_cmd_start_ap *cmd;
222 struct qlink_auth_encr *aen;
223 int ret;
224 int i;
225
226 if (!qtnf_cmd_start_ap_can_fit(vif, s))
227 return -E2BIG;
228
229 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
230 QLINK_CMD_START_AP,
231 sizeof(*cmd));
232 if (!cmd_skb)
233 return -ENOMEM;
234
235 cmd = (struct qlink_cmd_start_ap *)cmd_skb->data;
236 cmd->dtim_period = s->dtim_period;
237 cmd->beacon_interval = cpu_to_le16(s->beacon_interval);
238 cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid);
239 cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout);
240 cmd->smps_mode = s->smps_mode;
241 cmd->p2p_ctwindow = s->p2p_ctwindow;
242 cmd->p2p_opp_ps = s->p2p_opp_ps;
243 cmd->pbss = s->pbss;
244 cmd->ht_required = s->ht_required;
245 cmd->vht_required = s->vht_required;
246
247 aen = &cmd->aen;
248 aen->auth_type = s->auth_type;
249 aen->privacy = !!s->privacy;
250 aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions);
251 aen->cipher_group = cpu_to_le32(s->crypto.cipher_group);
252 aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise);
253 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
254 aen->ciphers_pairwise[i] =
255 cpu_to_le32(s->crypto.ciphers_pairwise[i]);
256 aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites);
257 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
258 aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]);
259 aen->control_port = s->crypto.control_port;
260 aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt;
261 aen->control_port_ethertype =
262 cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype));
263
264 if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN)
265 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid,
266 s->ssid_len);
267
268 if (cfg80211_chandef_valid(&s->chandef)) {
269 struct qlink_tlv_chandef *chtlv =
270 (struct qlink_tlv_chandef *)skb_put(cmd_skb,
271 sizeof(*chtlv));
272
273 chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF);
274 chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) -
275 sizeof(chtlv->hdr));
276 qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef);
277 }
278
279 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD,
280 s->beacon.head, s->beacon.head_len);
281 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL,
282 s->beacon.tail, s->beacon.tail_len);
283 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES,
284 s->beacon.beacon_ies, s->beacon.beacon_ies_len);
285 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP,
286 s->beacon.probe_resp, s->beacon.probe_resp_len);
287 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES,
288 s->beacon.proberesp_ies,
289 s->beacon.proberesp_ies_len);
290 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP,
291 s->beacon.assocresp_ies,
292 s->beacon.assocresp_ies_len);
293
294 if (s->ht_cap) {
295 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
296 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->ht_cap));
297
298 tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
299 tlv->len = cpu_to_le16(sizeof(*s->ht_cap));
300 memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap));
301 }
302
303 if (s->vht_cap) {
304 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
305 skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap));
306
307 tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
308 tlv->len = cpu_to_le16(sizeof(*s->vht_cap));
309 memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap));
310 }
311
312 if (s->acl) {
313 size_t acl_size = struct_size(s->acl, mac_addrs,
314 s->acl->n_acl_entries);
315 struct qlink_tlv_hdr *tlv =
316 skb_put(cmd_skb, sizeof(*tlv) + acl_size);
317
318 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
319 tlv->len = cpu_to_le16(acl_size);
320 qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val);
321 }
322
323 qtnf_bus_lock(vif->mac->bus);
324 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
325 if (ret)
326 goto out;
327
328 netif_carrier_on(vif->netdev);
329
330 out:
331 qtnf_bus_unlock(vif->mac->bus);
332
333 return ret;
334 }
335
qtnf_cmd_send_stop_ap(struct qtnf_vif * vif)336 int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif)
337 {
338 struct sk_buff *cmd_skb;
339 int ret;
340
341 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
342 QLINK_CMD_STOP_AP,
343 sizeof(struct qlink_cmd));
344 if (!cmd_skb)
345 return -ENOMEM;
346
347 qtnf_bus_lock(vif->mac->bus);
348 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
349 if (ret)
350 goto out;
351
352 out:
353 qtnf_bus_unlock(vif->mac->bus);
354
355 return ret;
356 }
357
qtnf_cmd_send_register_mgmt(struct qtnf_vif * vif,u16 frame_type,bool reg)358 int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg)
359 {
360 struct sk_buff *cmd_skb;
361 struct qlink_cmd_mgmt_frame_register *cmd;
362 int ret;
363
364 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
365 QLINK_CMD_REGISTER_MGMT,
366 sizeof(*cmd));
367 if (!cmd_skb)
368 return -ENOMEM;
369
370 qtnf_bus_lock(vif->mac->bus);
371
372 cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data;
373 cmd->frame_type = cpu_to_le16(frame_type);
374 cmd->do_register = reg;
375
376 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
377 if (ret)
378 goto out;
379
380 out:
381 qtnf_bus_unlock(vif->mac->bus);
382
383 return ret;
384 }
385
qtnf_cmd_send_frame(struct qtnf_vif * vif,u32 cookie,u16 flags,u16 freq,const u8 * buf,size_t len)386 int qtnf_cmd_send_frame(struct qtnf_vif *vif, u32 cookie, u16 flags,
387 u16 freq, const u8 *buf, size_t len)
388 {
389 struct sk_buff *cmd_skb;
390 struct qlink_cmd_frame_tx *cmd;
391 int ret;
392
393 if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) {
394 pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid,
395 vif->vifid, len);
396 return -E2BIG;
397 }
398
399 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
400 QLINK_CMD_SEND_FRAME,
401 sizeof(*cmd));
402 if (!cmd_skb)
403 return -ENOMEM;
404
405 qtnf_bus_lock(vif->mac->bus);
406
407 cmd = (struct qlink_cmd_frame_tx *)cmd_skb->data;
408 cmd->cookie = cpu_to_le32(cookie);
409 cmd->freq = cpu_to_le16(freq);
410 cmd->flags = cpu_to_le16(flags);
411
412 if (len && buf)
413 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len);
414
415 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
416 if (ret)
417 goto out;
418
419 out:
420 qtnf_bus_unlock(vif->mac->bus);
421
422 return ret;
423 }
424
qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif * vif,u8 frame_type,const u8 * buf,size_t len)425 int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type,
426 const u8 *buf, size_t len)
427 {
428 struct sk_buff *cmd_skb;
429 int ret;
430
431 if (len > QTNF_MAX_CMD_BUF_SIZE) {
432 pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid,
433 vif->vifid, frame_type, len);
434 return -E2BIG;
435 }
436
437 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
438 QLINK_CMD_MGMT_SET_APPIE,
439 sizeof(struct qlink_cmd));
440 if (!cmd_skb)
441 return -ENOMEM;
442
443 qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len);
444
445 qtnf_bus_lock(vif->mac->bus);
446 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
447 if (ret)
448 goto out;
449
450 out:
451 qtnf_bus_unlock(vif->mac->bus);
452
453 return ret;
454 }
455
456 static void
qtnf_sta_info_parse_rate(struct rate_info * rate_dst,const struct qlink_sta_info_rate * rate_src)457 qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
458 const struct qlink_sta_info_rate *rate_src)
459 {
460 rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10;
461
462 rate_dst->mcs = rate_src->mcs;
463 rate_dst->nss = rate_src->nss;
464 rate_dst->flags = 0;
465
466 switch (rate_src->bw) {
467 case QLINK_CHAN_WIDTH_5:
468 rate_dst->bw = RATE_INFO_BW_5;
469 break;
470 case QLINK_CHAN_WIDTH_10:
471 rate_dst->bw = RATE_INFO_BW_10;
472 break;
473 case QLINK_CHAN_WIDTH_20:
474 case QLINK_CHAN_WIDTH_20_NOHT:
475 rate_dst->bw = RATE_INFO_BW_20;
476 break;
477 case QLINK_CHAN_WIDTH_40:
478 rate_dst->bw = RATE_INFO_BW_40;
479 break;
480 case QLINK_CHAN_WIDTH_80:
481 rate_dst->bw = RATE_INFO_BW_80;
482 break;
483 case QLINK_CHAN_WIDTH_160:
484 rate_dst->bw = RATE_INFO_BW_160;
485 break;
486 default:
487 rate_dst->bw = 0;
488 break;
489 }
490
491 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS)
492 rate_dst->flags |= RATE_INFO_FLAGS_MCS;
493 else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
494 rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
495
496 if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
497 rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
498 }
499
500 static void
qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update * dst,const struct qlink_sta_info_state * src)501 qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst,
502 const struct qlink_sta_info_state *src)
503 {
504 u32 mask, value;
505
506 dst->mask = 0;
507 dst->set = 0;
508
509 mask = le32_to_cpu(src->mask);
510 value = le32_to_cpu(src->value);
511
512 if (mask & QLINK_STA_FLAG_AUTHORIZED) {
513 dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED);
514 if (value & QLINK_STA_FLAG_AUTHORIZED)
515 dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
516 }
517
518 if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) {
519 dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
520 if (value & QLINK_STA_FLAG_SHORT_PREAMBLE)
521 dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
522 }
523
524 if (mask & QLINK_STA_FLAG_WME) {
525 dst->mask |= BIT(NL80211_STA_FLAG_WME);
526 if (value & QLINK_STA_FLAG_WME)
527 dst->set |= BIT(NL80211_STA_FLAG_WME);
528 }
529
530 if (mask & QLINK_STA_FLAG_MFP) {
531 dst->mask |= BIT(NL80211_STA_FLAG_MFP);
532 if (value & QLINK_STA_FLAG_MFP)
533 dst->set |= BIT(NL80211_STA_FLAG_MFP);
534 }
535
536 if (mask & QLINK_STA_FLAG_AUTHENTICATED) {
537 dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
538 if (value & QLINK_STA_FLAG_AUTHENTICATED)
539 dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
540 }
541
542 if (mask & QLINK_STA_FLAG_TDLS_PEER) {
543 dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER);
544 if (value & QLINK_STA_FLAG_TDLS_PEER)
545 dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
546 }
547
548 if (mask & QLINK_STA_FLAG_ASSOCIATED) {
549 dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
550 if (value & QLINK_STA_FLAG_ASSOCIATED)
551 dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
552 }
553 }
554
555 static void
qtnf_cmd_sta_info_parse(struct station_info * sinfo,const struct qlink_tlv_hdr * tlv,size_t resp_size)556 qtnf_cmd_sta_info_parse(struct station_info *sinfo,
557 const struct qlink_tlv_hdr *tlv,
558 size_t resp_size)
559 {
560 const struct qlink_sta_stats *stats = NULL;
561 const u8 *map = NULL;
562 unsigned int map_len = 0;
563 unsigned int stats_len = 0;
564 u16 tlv_len;
565
566 #define qtnf_sta_stat_avail(stat_name, bitn) \
567 (qtnf_utils_is_bit_set(map, bitn, map_len) && \
568 (offsetofend(struct qlink_sta_stats, stat_name) <= stats_len))
569
570 while (resp_size >= sizeof(*tlv)) {
571 tlv_len = le16_to_cpu(tlv->len);
572
573 switch (le16_to_cpu(tlv->type)) {
574 case QTN_TLV_ID_STA_STATS_MAP:
575 map_len = tlv_len;
576 map = tlv->val;
577 break;
578 case QTN_TLV_ID_STA_STATS:
579 stats_len = tlv_len;
580 stats = (const struct qlink_sta_stats *)tlv->val;
581 break;
582 default:
583 break;
584 }
585
586 resp_size -= tlv_len + sizeof(*tlv);
587 tlv = (const struct qlink_tlv_hdr *)(tlv->val + tlv_len);
588 }
589
590 if (!map || !stats)
591 return;
592
593 if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) {
594 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME);
595 sinfo->inactive_time = le32_to_cpu(stats->inactive_time);
596 }
597
598 if (qtnf_sta_stat_avail(connected_time,
599 QLINK_STA_INFO_CONNECTED_TIME)) {
600 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME);
601 sinfo->connected_time = le32_to_cpu(stats->connected_time);
602 }
603
604 if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) {
605 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
606 sinfo->signal = stats->signal - QLINK_RSSI_OFFSET;
607 }
608
609 if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) {
610 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG);
611 sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET;
612 }
613
614 if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) {
615 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
616 qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate);
617 }
618
619 if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) {
620 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
621 qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate);
622 }
623
624 if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) {
625 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_STA_FLAGS);
626 qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags);
627 }
628
629 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) {
630 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES);
631 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
632 }
633
634 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) {
635 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES);
636 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
637 }
638
639 if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) {
640 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64);
641 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
642 }
643
644 if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) {
645 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64);
646 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
647 }
648
649 if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) {
650 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
651 sinfo->rx_packets = le32_to_cpu(stats->rx_packets);
652 }
653
654 if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) {
655 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
656 sinfo->tx_packets = le32_to_cpu(stats->tx_packets);
657 }
658
659 if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) {
660 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_RX);
661 sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon);
662 }
663
664 if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) {
665 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC);
666 sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc);
667 }
668
669 if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) {
670 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
671 sinfo->tx_failed = le32_to_cpu(stats->tx_failed);
672 }
673
674 #undef qtnf_sta_stat_avail
675 }
676
qtnf_cmd_get_sta_info(struct qtnf_vif * vif,const u8 * sta_mac,struct station_info * sinfo)677 int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac,
678 struct station_info *sinfo)
679 {
680 struct sk_buff *cmd_skb, *resp_skb = NULL;
681 struct qlink_cmd_get_sta_info *cmd;
682 const struct qlink_resp_get_sta_info *resp;
683 size_t var_resp_len = 0;
684 int ret = 0;
685
686 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
687 QLINK_CMD_GET_STA_INFO,
688 sizeof(*cmd));
689 if (!cmd_skb)
690 return -ENOMEM;
691
692 qtnf_bus_lock(vif->mac->bus);
693
694 cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data;
695 ether_addr_copy(cmd->sta_addr, sta_mac);
696
697 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
698 sizeof(*resp), &var_resp_len);
699 if (ret)
700 goto out;
701
702 resp = (const struct qlink_resp_get_sta_info *)resp_skb->data;
703
704 if (!ether_addr_equal(sta_mac, resp->sta_addr)) {
705 pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n",
706 vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac);
707 ret = -EINVAL;
708 goto out;
709 }
710
711 qtnf_cmd_sta_info_parse(sinfo,
712 (const struct qlink_tlv_hdr *)resp->info,
713 var_resp_len);
714
715 out:
716 qtnf_bus_unlock(vif->mac->bus);
717 consume_skb(resp_skb);
718
719 return ret;
720 }
721
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)722 static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif,
723 enum nl80211_iftype iftype,
724 int use4addr,
725 u8 *mac_addr,
726 enum qlink_cmd_type cmd_type)
727 {
728 struct sk_buff *cmd_skb, *resp_skb = NULL;
729 struct qlink_cmd_manage_intf *cmd;
730 const struct qlink_resp_manage_intf *resp;
731 int ret = 0;
732
733 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
734 cmd_type,
735 sizeof(*cmd));
736 if (!cmd_skb)
737 return -ENOMEM;
738
739 qtnf_bus_lock(vif->mac->bus);
740
741 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
742 cmd->intf_info.use4addr = use4addr;
743
744 switch (iftype) {
745 case NL80211_IFTYPE_AP:
746 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
747 break;
748 case NL80211_IFTYPE_STATION:
749 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
750 break;
751 default:
752 pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid,
753 vif->vifid, iftype);
754 ret = -EINVAL;
755 goto out;
756 }
757
758 if (mac_addr)
759 ether_addr_copy(cmd->intf_info.mac_addr, mac_addr);
760 else
761 eth_zero_addr(cmd->intf_info.mac_addr);
762
763 ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
764 sizeof(*resp), NULL);
765 if (ret)
766 goto out;
767
768 resp = (const struct qlink_resp_manage_intf *)resp_skb->data;
769 ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr);
770
771 out:
772 qtnf_bus_unlock(vif->mac->bus);
773 consume_skb(resp_skb);
774
775 return ret;
776 }
777
qtnf_cmd_send_add_intf(struct qtnf_vif * vif,enum nl80211_iftype iftype,int use4addr,u8 * mac_addr)778 int qtnf_cmd_send_add_intf(struct qtnf_vif *vif, enum nl80211_iftype iftype,
779 int use4addr, u8 *mac_addr)
780 {
781 return qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
782 QLINK_CMD_ADD_INTF);
783 }
784
qtnf_cmd_send_change_intf_type(struct qtnf_vif * vif,enum nl80211_iftype iftype,int use4addr,u8 * mac_addr)785 int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif,
786 enum nl80211_iftype iftype,
787 int use4addr,
788 u8 *mac_addr)
789 {
790 int ret;
791
792 ret = qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
793 QLINK_CMD_CHANGE_INTF);
794
795 /* Regulatory settings may be different for different interface types */
796 if (ret == 0 && vif->wdev.iftype != iftype) {
797 enum nl80211_band band;
798 struct wiphy *wiphy = priv_to_wiphy(vif->mac);
799
800 for (band = 0; band < NUM_NL80211_BANDS; ++band) {
801 if (!wiphy->bands[band])
802 continue;
803
804 qtnf_cmd_band_info_get(vif->mac, wiphy->bands[band]);
805 }
806 }
807
808 return ret;
809 }
810
qtnf_cmd_send_del_intf(struct qtnf_vif * vif)811 int qtnf_cmd_send_del_intf(struct qtnf_vif *vif)
812 {
813 struct sk_buff *cmd_skb;
814 struct qlink_cmd_manage_intf *cmd;
815 int ret = 0;
816
817 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
818 QLINK_CMD_DEL_INTF,
819 sizeof(*cmd));
820 if (!cmd_skb)
821 return -ENOMEM;
822
823 qtnf_bus_lock(vif->mac->bus);
824
825 cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
826
827 switch (vif->wdev.iftype) {
828 case NL80211_IFTYPE_AP:
829 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
830 break;
831 case NL80211_IFTYPE_STATION:
832 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
833 break;
834 default:
835 pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid,
836 vif->vifid, vif->wdev.iftype);
837 ret = -EINVAL;
838 goto out;
839 }
840
841 eth_zero_addr(cmd->intf_info.mac_addr);
842
843 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
844 if (ret)
845 goto out;
846
847 out:
848 qtnf_bus_unlock(vif->mac->bus);
849 return ret;
850 }
851
852 static int
qtnf_cmd_resp_proc_hw_info(struct qtnf_bus * bus,const struct qlink_resp_get_hw_info * resp,size_t info_len)853 qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus,
854 const struct qlink_resp_get_hw_info *resp,
855 size_t info_len)
856 {
857 struct qtnf_hw_info *hwinfo = &bus->hw_info;
858 const struct qlink_tlv_hdr *tlv;
859 const char *bld_name = NULL;
860 const char *bld_rev = NULL;
861 const char *bld_type = NULL;
862 const char *bld_label = NULL;
863 u32 bld_tmstamp = 0;
864 u32 plat_id = 0;
865 const char *hw_id = NULL;
866 const char *calibration_ver = NULL;
867 const char *uboot_ver = NULL;
868 u32 hw_ver = 0;
869 u16 tlv_type;
870 u16 tlv_value_len;
871
872 hwinfo->num_mac = resp->num_mac;
873 hwinfo->mac_bitmap = resp->mac_bitmap;
874 hwinfo->fw_ver = le32_to_cpu(resp->fw_ver);
875 hwinfo->ql_proto_ver = le16_to_cpu(resp->ql_proto_ver);
876 hwinfo->total_tx_chain = resp->total_tx_chain;
877 hwinfo->total_rx_chain = resp->total_rx_chain;
878 hwinfo->hw_capab = le32_to_cpu(resp->hw_capab);
879
880 bld_tmstamp = le32_to_cpu(resp->bld_tmstamp);
881 plat_id = le32_to_cpu(resp->plat_id);
882 hw_ver = le32_to_cpu(resp->hw_ver);
883
884 tlv = (const struct qlink_tlv_hdr *)resp->info;
885
886 while (info_len >= sizeof(*tlv)) {
887 tlv_type = le16_to_cpu(tlv->type);
888 tlv_value_len = le16_to_cpu(tlv->len);
889
890 if (tlv_value_len + sizeof(*tlv) > info_len) {
891 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
892 tlv_type, tlv_value_len);
893 return -EINVAL;
894 }
895
896 switch (tlv_type) {
897 case QTN_TLV_ID_BUILD_NAME:
898 bld_name = (const void *)tlv->val;
899 break;
900 case QTN_TLV_ID_BUILD_REV:
901 bld_rev = (const void *)tlv->val;
902 break;
903 case QTN_TLV_ID_BUILD_TYPE:
904 bld_type = (const void *)tlv->val;
905 break;
906 case QTN_TLV_ID_BUILD_LABEL:
907 bld_label = (const void *)tlv->val;
908 break;
909 case QTN_TLV_ID_HW_ID:
910 hw_id = (const void *)tlv->val;
911 break;
912 case QTN_TLV_ID_CALIBRATION_VER:
913 calibration_ver = (const void *)tlv->val;
914 break;
915 case QTN_TLV_ID_UBOOT_VER:
916 uboot_ver = (const void *)tlv->val;
917 break;
918 case QTN_TLV_ID_MAX_SCAN_SSIDS:
919 hwinfo->max_scan_ssids = *tlv->val;
920 break;
921 default:
922 break;
923 }
924
925 info_len -= tlv_value_len + sizeof(*tlv);
926 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
927 }
928
929 pr_info("fw_version=%d, MACs map %#x, chains Tx=%u Rx=%u, capab=0x%x\n",
930 hwinfo->fw_ver, hwinfo->mac_bitmap,
931 hwinfo->total_tx_chain, hwinfo->total_rx_chain,
932 hwinfo->hw_capab);
933
934 pr_info("\nBuild name: %s" \
935 "\nBuild revision: %s" \
936 "\nBuild type: %s" \
937 "\nBuild label: %s" \
938 "\nBuild timestamp: %lu" \
939 "\nPlatform ID: %lu" \
940 "\nHardware ID: %s" \
941 "\nCalibration version: %s" \
942 "\nU-Boot version: %s" \
943 "\nHardware version: 0x%08x\n",
944 bld_name, bld_rev, bld_type, bld_label,
945 (unsigned long)bld_tmstamp,
946 (unsigned long)plat_id,
947 hw_id, calibration_ver, uboot_ver, hw_ver);
948
949 strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version));
950 hwinfo->hw_version = hw_ver;
951
952 return 0;
953 }
954
955 static void
qtnf_parse_wowlan_info(struct qtnf_wmac * mac,const struct qlink_wowlan_capab_data * wowlan)956 qtnf_parse_wowlan_info(struct qtnf_wmac *mac,
957 const struct qlink_wowlan_capab_data *wowlan)
958 {
959 struct qtnf_mac_info *mac_info = &mac->macinfo;
960 const struct qlink_wowlan_support *data1;
961 struct wiphy_wowlan_support *supp;
962
963 supp = kzalloc(sizeof(*supp), GFP_KERNEL);
964 if (!supp)
965 return;
966
967 switch (le16_to_cpu(wowlan->version)) {
968 case 0x1:
969 data1 = (struct qlink_wowlan_support *)wowlan->data;
970
971 supp->flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT;
972 supp->n_patterns = le32_to_cpu(data1->n_patterns);
973 supp->pattern_max_len = le32_to_cpu(data1->pattern_max_len);
974 supp->pattern_min_len = le32_to_cpu(data1->pattern_min_len);
975
976 mac_info->wowlan = supp;
977 break;
978 default:
979 pr_warn("MAC%u: unsupported WoWLAN version 0x%x\n",
980 mac->macid, le16_to_cpu(wowlan->version));
981 kfree(supp);
982 break;
983 }
984 }
985
986 static int
qtnf_parse_variable_mac_info(struct qtnf_wmac * mac,const struct qlink_resp_get_mac_info * resp,size_t tlv_buf_size)987 qtnf_parse_variable_mac_info(struct qtnf_wmac *mac,
988 const struct qlink_resp_get_mac_info *resp,
989 size_t tlv_buf_size)
990 {
991 const u8 *tlv_buf = resp->var_info;
992 struct ieee80211_iface_combination *comb = NULL;
993 size_t n_comb = 0;
994 struct ieee80211_iface_limit *limits;
995 const struct qlink_iface_comb_num *comb_num;
996 const struct qlink_iface_limit_record *rec;
997 const struct qlink_iface_limit *lim;
998 const struct qlink_wowlan_capab_data *wowlan;
999 u16 rec_len;
1000 u16 tlv_type;
1001 u16 tlv_value_len;
1002 size_t tlv_full_len;
1003 const struct qlink_tlv_hdr *tlv;
1004 u8 *ext_capa = NULL;
1005 u8 *ext_capa_mask = NULL;
1006 u8 ext_capa_len = 0;
1007 u8 ext_capa_mask_len = 0;
1008 int i = 0;
1009 struct ieee80211_reg_rule *rule;
1010 unsigned int rule_idx = 0;
1011 const struct qlink_tlv_reg_rule *tlv_rule;
1012
1013 if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES))
1014 return -E2BIG;
1015
1016 mac->rd = kzalloc(struct_size(mac->rd, reg_rules, resp->n_reg_rules),
1017 GFP_KERNEL);
1018 if (!mac->rd)
1019 return -ENOMEM;
1020
1021 mac->rd->n_reg_rules = resp->n_reg_rules;
1022 mac->rd->alpha2[0] = resp->alpha2[0];
1023 mac->rd->alpha2[1] = resp->alpha2[1];
1024
1025 switch (resp->dfs_region) {
1026 case QLINK_DFS_FCC:
1027 mac->rd->dfs_region = NL80211_DFS_FCC;
1028 break;
1029 case QLINK_DFS_ETSI:
1030 mac->rd->dfs_region = NL80211_DFS_ETSI;
1031 break;
1032 case QLINK_DFS_JP:
1033 mac->rd->dfs_region = NL80211_DFS_JP;
1034 break;
1035 case QLINK_DFS_UNSET:
1036 default:
1037 mac->rd->dfs_region = NL80211_DFS_UNSET;
1038 break;
1039 }
1040
1041 tlv = (const struct qlink_tlv_hdr *)tlv_buf;
1042 while (tlv_buf_size >= sizeof(struct qlink_tlv_hdr)) {
1043 tlv_type = le16_to_cpu(tlv->type);
1044 tlv_value_len = le16_to_cpu(tlv->len);
1045 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1046 if (tlv_full_len > tlv_buf_size) {
1047 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1048 mac->macid, tlv_type, tlv_value_len);
1049 return -EINVAL;
1050 }
1051
1052 switch (tlv_type) {
1053 case QTN_TLV_ID_NUM_IFACE_COMB:
1054 if (tlv_value_len != sizeof(*comb_num))
1055 return -EINVAL;
1056
1057 comb_num = (void *)tlv->val;
1058
1059 /* free earlier iface comb memory */
1060 qtnf_mac_iface_comb_free(mac);
1061
1062 mac->macinfo.n_if_comb =
1063 le32_to_cpu(comb_num->iface_comb_num);
1064
1065 mac->macinfo.if_comb =
1066 kcalloc(mac->macinfo.n_if_comb,
1067 sizeof(*mac->macinfo.if_comb),
1068 GFP_KERNEL);
1069
1070 if (!mac->macinfo.if_comb)
1071 return -ENOMEM;
1072
1073 comb = mac->macinfo.if_comb;
1074
1075 pr_debug("MAC%u: %zu iface combinations\n",
1076 mac->macid, mac->macinfo.n_if_comb);
1077
1078 break;
1079 case QTN_TLV_ID_IFACE_LIMIT:
1080 if (unlikely(!comb)) {
1081 pr_warn("MAC%u: no combinations advertised\n",
1082 mac->macid);
1083 return -EINVAL;
1084 }
1085
1086 if (n_comb >= mac->macinfo.n_if_comb) {
1087 pr_warn("MAC%u: combinations count exceeded\n",
1088 mac->macid);
1089 n_comb++;
1090 break;
1091 }
1092
1093 rec = (void *)tlv->val;
1094 rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim);
1095
1096 if (unlikely(tlv_value_len != rec_len)) {
1097 pr_warn("MAC%u: record %zu size mismatch\n",
1098 mac->macid, n_comb);
1099 return -EINVAL;
1100 }
1101
1102 limits = kcalloc(rec->n_limits, sizeof(*limits),
1103 GFP_KERNEL);
1104 if (!limits)
1105 return -ENOMEM;
1106
1107 comb[n_comb].num_different_channels =
1108 rec->num_different_channels;
1109 comb[n_comb].max_interfaces =
1110 le16_to_cpu(rec->max_interfaces);
1111 comb[n_comb].n_limits = rec->n_limits;
1112 comb[n_comb].limits = limits;
1113
1114 for (i = 0; i < rec->n_limits; i++) {
1115 lim = &rec->limits[i];
1116 limits[i].max = le16_to_cpu(lim->max_num);
1117 limits[i].types =
1118 qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type));
1119 pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n",
1120 mac->macid, n_comb,
1121 limits[i].max, limits[i].types);
1122 }
1123
1124 n_comb++;
1125 break;
1126 case WLAN_EID_EXT_CAPABILITY:
1127 if (unlikely(tlv_value_len > U8_MAX))
1128 return -EINVAL;
1129 ext_capa = (u8 *)tlv->val;
1130 ext_capa_len = tlv_value_len;
1131 break;
1132 case QTN_TLV_ID_EXT_CAPABILITY_MASK:
1133 if (unlikely(tlv_value_len > U8_MAX))
1134 return -EINVAL;
1135 ext_capa_mask = (u8 *)tlv->val;
1136 ext_capa_mask_len = tlv_value_len;
1137 break;
1138 case QTN_TLV_ID_WOWLAN_CAPAB:
1139 if (tlv_value_len < sizeof(*wowlan))
1140 return -EINVAL;
1141
1142 wowlan = (void *)tlv->val;
1143 if (!le16_to_cpu(wowlan->len)) {
1144 pr_warn("MAC%u: skip empty WoWLAN data\n",
1145 mac->macid);
1146 break;
1147 }
1148
1149 rec_len = sizeof(*wowlan) + le16_to_cpu(wowlan->len);
1150 if (unlikely(tlv_value_len != rec_len)) {
1151 pr_warn("MAC%u: WoWLAN data size mismatch\n",
1152 mac->macid);
1153 return -EINVAL;
1154 }
1155
1156 kfree(mac->macinfo.wowlan);
1157 mac->macinfo.wowlan = NULL;
1158 qtnf_parse_wowlan_info(mac, wowlan);
1159 break;
1160 case QTN_TLV_ID_REG_RULE:
1161 if (rule_idx >= resp->n_reg_rules) {
1162 pr_warn("unexpected number of rules: %u\n",
1163 resp->n_reg_rules);
1164 return -EINVAL;
1165 }
1166
1167 if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) {
1168 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1169 tlv_type, tlv_value_len);
1170 return -EINVAL;
1171 }
1172
1173 tlv_rule = (const struct qlink_tlv_reg_rule *)tlv;
1174 rule = &mac->rd->reg_rules[rule_idx++];
1175 qlink_utils_regrule_q2nl(rule, tlv_rule);
1176 break;
1177 default:
1178 pr_warn("MAC%u: unknown TLV type %u\n",
1179 mac->macid, tlv_type);
1180 break;
1181 }
1182
1183 tlv_buf_size -= tlv_full_len;
1184 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1185 }
1186
1187 if (tlv_buf_size) {
1188 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1189 mac->macid, tlv_buf_size);
1190 return -EINVAL;
1191 }
1192
1193 if (mac->macinfo.n_if_comb != n_comb) {
1194 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n",
1195 mac->macid, mac->macinfo.n_if_comb, n_comb);
1196 return -EINVAL;
1197 }
1198
1199 if (ext_capa_len != ext_capa_mask_len) {
1200 pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n",
1201 mac->macid, ext_capa_len, ext_capa_mask_len);
1202 return -EINVAL;
1203 }
1204
1205 if (rule_idx != resp->n_reg_rules) {
1206 pr_warn("unexpected number of rules: expected %u got %u\n",
1207 resp->n_reg_rules, rule_idx);
1208 return -EINVAL;
1209 }
1210
1211 if (ext_capa_len > 0) {
1212 ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL);
1213 if (!ext_capa)
1214 return -ENOMEM;
1215
1216 ext_capa_mask =
1217 kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL);
1218 if (!ext_capa_mask) {
1219 kfree(ext_capa);
1220 return -ENOMEM;
1221 }
1222 } else {
1223 ext_capa = NULL;
1224 ext_capa_mask = NULL;
1225 }
1226
1227 qtnf_mac_ext_caps_free(mac);
1228 mac->macinfo.extended_capabilities = ext_capa;
1229 mac->macinfo.extended_capabilities_mask = ext_capa_mask;
1230 mac->macinfo.extended_capabilities_len = ext_capa_len;
1231
1232 return 0;
1233 }
1234
1235 static void
qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac * mac,const struct qlink_resp_get_mac_info * resp_info)1236 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac,
1237 const struct qlink_resp_get_mac_info *resp_info)
1238 {
1239 struct qtnf_mac_info *mac_info;
1240 struct qtnf_vif *vif;
1241
1242 mac_info = &mac->macinfo;
1243
1244 mac_info->bands_cap = resp_info->bands_cap;
1245 memcpy(&mac_info->dev_mac, &resp_info->dev_mac,
1246 sizeof(mac_info->dev_mac));
1247
1248 ether_addr_copy(mac->macaddr, mac_info->dev_mac);
1249
1250 vif = qtnf_mac_get_base_vif(mac);
1251 if (vif)
1252 ether_addr_copy(vif->mac_addr, mac->macaddr);
1253 else
1254 pr_err("could not get valid base vif\n");
1255
1256 mac_info->num_tx_chain = resp_info->num_tx_chain;
1257 mac_info->num_rx_chain = resp_info->num_rx_chain;
1258
1259 mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta);
1260 mac_info->radar_detect_widths =
1261 qlink_chan_width_mask_to_nl(le16_to_cpu(
1262 resp_info->radar_detect_widths));
1263 mac_info->max_acl_mac_addrs = le32_to_cpu(resp_info->max_acl_mac_addrs);
1264
1265 memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask,
1266 sizeof(mac_info->ht_cap_mod_mask));
1267 memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask,
1268 sizeof(mac_info->vht_cap_mod_mask));
1269 }
1270
qtnf_cmd_resp_band_fill_htcap(const u8 * info,struct ieee80211_sta_ht_cap * bcap)1271 static void qtnf_cmd_resp_band_fill_htcap(const u8 *info,
1272 struct ieee80211_sta_ht_cap *bcap)
1273 {
1274 const struct ieee80211_ht_cap *ht_cap =
1275 (const struct ieee80211_ht_cap *)info;
1276
1277 bcap->ht_supported = true;
1278 bcap->cap = le16_to_cpu(ht_cap->cap_info);
1279 bcap->ampdu_factor =
1280 ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
1281 bcap->ampdu_density =
1282 (ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >>
1283 IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT;
1284 memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs));
1285 }
1286
qtnf_cmd_resp_band_fill_vhtcap(const u8 * info,struct ieee80211_sta_vht_cap * bcap)1287 static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info,
1288 struct ieee80211_sta_vht_cap *bcap)
1289 {
1290 const struct ieee80211_vht_cap *vht_cap =
1291 (const struct ieee80211_vht_cap *)info;
1292
1293 bcap->vht_supported = true;
1294 bcap->cap = le32_to_cpu(vht_cap->vht_cap_info);
1295 memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs));
1296 }
1297
1298 static int
qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band * band,struct qlink_resp_band_info_get * resp,size_t payload_len)1299 qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band,
1300 struct qlink_resp_band_info_get *resp,
1301 size_t payload_len)
1302 {
1303 u16 tlv_type;
1304 size_t tlv_len;
1305 size_t tlv_dlen;
1306 const struct qlink_tlv_hdr *tlv;
1307 const struct qlink_channel *qchan;
1308 struct ieee80211_channel *chan;
1309 unsigned int chidx = 0;
1310 u32 qflags;
1311
1312 memset(&band->ht_cap, 0, sizeof(band->ht_cap));
1313 memset(&band->vht_cap, 0, sizeof(band->vht_cap));
1314
1315 if (band->channels) {
1316 if (band->n_channels == resp->num_chans) {
1317 memset(band->channels, 0,
1318 sizeof(*band->channels) * band->n_channels);
1319 } else {
1320 kfree(band->channels);
1321 band->n_channels = 0;
1322 band->channels = NULL;
1323 }
1324 }
1325
1326 band->n_channels = resp->num_chans;
1327 if (band->n_channels == 0)
1328 return 0;
1329
1330 if (!band->channels)
1331 band->channels = kcalloc(band->n_channels, sizeof(*chan),
1332 GFP_KERNEL);
1333 if (!band->channels) {
1334 band->n_channels = 0;
1335 return -ENOMEM;
1336 }
1337
1338 tlv = (struct qlink_tlv_hdr *)resp->info;
1339
1340 while (payload_len >= sizeof(*tlv)) {
1341 tlv_type = le16_to_cpu(tlv->type);
1342 tlv_dlen = le16_to_cpu(tlv->len);
1343 tlv_len = tlv_dlen + sizeof(*tlv);
1344
1345 if (tlv_len > payload_len) {
1346 pr_warn("malformed TLV 0x%.2X; LEN: %zu\n",
1347 tlv_type, tlv_len);
1348 goto error_ret;
1349 }
1350
1351 switch (tlv_type) {
1352 case QTN_TLV_ID_CHANNEL:
1353 if (unlikely(tlv_dlen != sizeof(*qchan))) {
1354 pr_err("invalid channel TLV len %zu\n",
1355 tlv_len);
1356 goto error_ret;
1357 }
1358
1359 if (chidx == band->n_channels) {
1360 pr_err("too many channel TLVs\n");
1361 goto error_ret;
1362 }
1363
1364 qchan = (const struct qlink_channel *)tlv->val;
1365 chan = &band->channels[chidx++];
1366 qflags = le32_to_cpu(qchan->flags);
1367
1368 chan->hw_value = le16_to_cpu(qchan->hw_value);
1369 chan->band = band->band;
1370 chan->center_freq = le16_to_cpu(qchan->center_freq);
1371 chan->max_antenna_gain = (int)qchan->max_antenna_gain;
1372 chan->max_power = (int)qchan->max_power;
1373 chan->max_reg_power = (int)qchan->max_reg_power;
1374 chan->beacon_found = qchan->beacon_found;
1375 chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms);
1376 chan->flags = 0;
1377
1378 if (qflags & QLINK_CHAN_DISABLED)
1379 chan->flags |= IEEE80211_CHAN_DISABLED;
1380
1381 if (qflags & QLINK_CHAN_NO_IR)
1382 chan->flags |= IEEE80211_CHAN_NO_IR;
1383
1384 if (qflags & QLINK_CHAN_NO_HT40PLUS)
1385 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS;
1386
1387 if (qflags & QLINK_CHAN_NO_HT40MINUS)
1388 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS;
1389
1390 if (qflags & QLINK_CHAN_NO_OFDM)
1391 chan->flags |= IEEE80211_CHAN_NO_OFDM;
1392
1393 if (qflags & QLINK_CHAN_NO_80MHZ)
1394 chan->flags |= IEEE80211_CHAN_NO_80MHZ;
1395
1396 if (qflags & QLINK_CHAN_NO_160MHZ)
1397 chan->flags |= IEEE80211_CHAN_NO_160MHZ;
1398
1399 if (qflags & QLINK_CHAN_INDOOR_ONLY)
1400 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY;
1401
1402 if (qflags & QLINK_CHAN_IR_CONCURRENT)
1403 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT;
1404
1405 if (qflags & QLINK_CHAN_NO_20MHZ)
1406 chan->flags |= IEEE80211_CHAN_NO_20MHZ;
1407
1408 if (qflags & QLINK_CHAN_NO_10MHZ)
1409 chan->flags |= IEEE80211_CHAN_NO_10MHZ;
1410
1411 if (qflags & QLINK_CHAN_RADAR) {
1412 chan->flags |= IEEE80211_CHAN_RADAR;
1413 chan->dfs_state_entered = jiffies;
1414
1415 if (qchan->dfs_state == QLINK_DFS_USABLE)
1416 chan->dfs_state = NL80211_DFS_USABLE;
1417 else if (qchan->dfs_state ==
1418 QLINK_DFS_AVAILABLE)
1419 chan->dfs_state = NL80211_DFS_AVAILABLE;
1420 else
1421 chan->dfs_state =
1422 NL80211_DFS_UNAVAILABLE;
1423 }
1424
1425 pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n",
1426 chan->hw_value, chan->flags, chan->max_power,
1427 chan->max_reg_power);
1428 break;
1429 case WLAN_EID_HT_CAPABILITY:
1430 if (unlikely(tlv_dlen !=
1431 sizeof(struct ieee80211_ht_cap))) {
1432 pr_err("bad HTCAP TLV len %zu\n", tlv_dlen);
1433 goto error_ret;
1434 }
1435
1436 qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap);
1437 break;
1438 case WLAN_EID_VHT_CAPABILITY:
1439 if (unlikely(tlv_dlen !=
1440 sizeof(struct ieee80211_vht_cap))) {
1441 pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen);
1442 goto error_ret;
1443 }
1444
1445 qtnf_cmd_resp_band_fill_vhtcap(tlv->val,
1446 &band->vht_cap);
1447 break;
1448 default:
1449 pr_warn("unknown TLV type: %#x\n", tlv_type);
1450 break;
1451 }
1452
1453 payload_len -= tlv_len;
1454 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_dlen);
1455 }
1456
1457 if (payload_len) {
1458 pr_err("malformed TLV buf; bytes left: %zu\n", payload_len);
1459 goto error_ret;
1460 }
1461
1462 if (band->n_channels != chidx) {
1463 pr_err("channel count mismatch: reported=%d, parsed=%d\n",
1464 band->n_channels, chidx);
1465 goto error_ret;
1466 }
1467
1468 return 0;
1469
1470 error_ret:
1471 kfree(band->channels);
1472 band->channels = NULL;
1473 band->n_channels = 0;
1474
1475 return -EINVAL;
1476 }
1477
qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac * mac,const u8 * payload,size_t payload_len)1478 static int qtnf_cmd_resp_proc_phy_params(struct qtnf_wmac *mac,
1479 const u8 *payload, size_t payload_len)
1480 {
1481 struct qtnf_mac_info *mac_info;
1482 struct qlink_tlv_frag_rts_thr *phy_thr;
1483 struct qlink_tlv_rlimit *limit;
1484 struct qlink_tlv_cclass *class;
1485 u16 tlv_type;
1486 u16 tlv_value_len;
1487 size_t tlv_full_len;
1488 const struct qlink_tlv_hdr *tlv;
1489
1490 mac_info = &mac->macinfo;
1491
1492 tlv = (struct qlink_tlv_hdr *)payload;
1493 while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1494 tlv_type = le16_to_cpu(tlv->type);
1495 tlv_value_len = le16_to_cpu(tlv->len);
1496 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1497
1498 if (tlv_full_len > payload_len) {
1499 pr_warn("MAC%u: malformed TLV 0x%.2X; LEN: %u\n",
1500 mac->macid, tlv_type, tlv_value_len);
1501 return -EINVAL;
1502 }
1503
1504 switch (tlv_type) {
1505 case QTN_TLV_ID_FRAG_THRESH:
1506 phy_thr = (void *)tlv;
1507 mac_info->frag_thr = le32_to_cpu(phy_thr->thr);
1508 break;
1509 case QTN_TLV_ID_RTS_THRESH:
1510 phy_thr = (void *)tlv;
1511 mac_info->rts_thr = le32_to_cpu(phy_thr->thr);
1512 break;
1513 case QTN_TLV_ID_SRETRY_LIMIT:
1514 limit = (void *)tlv;
1515 mac_info->sretry_limit = limit->rlimit;
1516 break;
1517 case QTN_TLV_ID_LRETRY_LIMIT:
1518 limit = (void *)tlv;
1519 mac_info->lretry_limit = limit->rlimit;
1520 break;
1521 case QTN_TLV_ID_COVERAGE_CLASS:
1522 class = (void *)tlv;
1523 mac_info->coverage_class = class->cclass;
1524 break;
1525 default:
1526 pr_err("MAC%u: Unknown TLV type: %#x\n", mac->macid,
1527 le16_to_cpu(tlv->type));
1528 break;
1529 }
1530
1531 payload_len -= tlv_full_len;
1532 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1533 }
1534
1535 if (payload_len) {
1536 pr_warn("MAC%u: malformed TLV buf; bytes left: %zu\n",
1537 mac->macid, payload_len);
1538 return -EINVAL;
1539 }
1540
1541 return 0;
1542 }
1543
1544 static int
qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats * stats,const u8 * payload,size_t payload_len)1545 qtnf_cmd_resp_proc_chan_stat_info(struct qtnf_chan_stats *stats,
1546 const u8 *payload, size_t payload_len)
1547 {
1548 struct qlink_chan_stats *qlink_stats;
1549 const struct qlink_tlv_hdr *tlv;
1550 size_t tlv_full_len;
1551 u16 tlv_value_len;
1552 u16 tlv_type;
1553
1554 tlv = (struct qlink_tlv_hdr *)payload;
1555 while (payload_len >= sizeof(struct qlink_tlv_hdr)) {
1556 tlv_type = le16_to_cpu(tlv->type);
1557 tlv_value_len = le16_to_cpu(tlv->len);
1558 tlv_full_len = tlv_value_len + sizeof(struct qlink_tlv_hdr);
1559 if (tlv_full_len > payload_len) {
1560 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1561 tlv_type, tlv_value_len);
1562 return -EINVAL;
1563 }
1564 switch (tlv_type) {
1565 case QTN_TLV_ID_CHANNEL_STATS:
1566 if (unlikely(tlv_value_len != sizeof(*qlink_stats))) {
1567 pr_err("invalid CHANNEL_STATS entry size\n");
1568 return -EINVAL;
1569 }
1570
1571 qlink_stats = (void *)tlv->val;
1572
1573 stats->chan_num = le32_to_cpu(qlink_stats->chan_num);
1574 stats->cca_tx = le32_to_cpu(qlink_stats->cca_tx);
1575 stats->cca_rx = le32_to_cpu(qlink_stats->cca_rx);
1576 stats->cca_busy = le32_to_cpu(qlink_stats->cca_busy);
1577 stats->cca_try = le32_to_cpu(qlink_stats->cca_try);
1578 stats->chan_noise = qlink_stats->chan_noise;
1579
1580 pr_debug("chan(%u) try(%u) busy(%u) noise(%d)\n",
1581 stats->chan_num, stats->cca_try,
1582 stats->cca_busy, stats->chan_noise);
1583 break;
1584 default:
1585 pr_warn("Unknown TLV type: %#x\n",
1586 le16_to_cpu(tlv->type));
1587 }
1588 payload_len -= tlv_full_len;
1589 tlv = (struct qlink_tlv_hdr *)(tlv->val + tlv_value_len);
1590 }
1591
1592 if (payload_len) {
1593 pr_warn("malformed TLV buf; bytes left: %zu\n", payload_len);
1594 return -EINVAL;
1595 }
1596
1597 return 0;
1598 }
1599
qtnf_cmd_get_mac_info(struct qtnf_wmac * mac)1600 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac)
1601 {
1602 struct sk_buff *cmd_skb, *resp_skb = NULL;
1603 const struct qlink_resp_get_mac_info *resp;
1604 size_t var_data_len = 0;
1605 int ret = 0;
1606
1607 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
1608 QLINK_CMD_MAC_INFO,
1609 sizeof(struct qlink_cmd));
1610 if (!cmd_skb)
1611 return -ENOMEM;
1612
1613 qtnf_bus_lock(mac->bus);
1614 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1615 sizeof(*resp), &var_data_len);
1616 if (ret)
1617 goto out;
1618
1619 resp = (const struct qlink_resp_get_mac_info *)resp_skb->data;
1620 qtnf_cmd_resp_proc_mac_info(mac, resp);
1621 ret = qtnf_parse_variable_mac_info(mac, resp, var_data_len);
1622
1623 out:
1624 qtnf_bus_unlock(mac->bus);
1625 consume_skb(resp_skb);
1626
1627 return ret;
1628 }
1629
qtnf_cmd_get_hw_info(struct qtnf_bus * bus)1630 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus)
1631 {
1632 struct sk_buff *cmd_skb, *resp_skb = NULL;
1633 const struct qlink_resp_get_hw_info *resp;
1634 size_t info_len = 0;
1635 int ret = 0;
1636
1637 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1638 QLINK_CMD_GET_HW_INFO,
1639 sizeof(struct qlink_cmd));
1640 if (!cmd_skb)
1641 return -ENOMEM;
1642
1643 qtnf_bus_lock(bus);
1644 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
1645 sizeof(*resp), &info_len);
1646 if (ret)
1647 goto out;
1648
1649 resp = (const struct qlink_resp_get_hw_info *)resp_skb->data;
1650 ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len);
1651
1652 out:
1653 qtnf_bus_unlock(bus);
1654 consume_skb(resp_skb);
1655
1656 return ret;
1657 }
1658
qtnf_cmd_band_info_get(struct qtnf_wmac * mac,struct ieee80211_supported_band * band)1659 int qtnf_cmd_band_info_get(struct qtnf_wmac *mac,
1660 struct ieee80211_supported_band *band)
1661 {
1662 struct sk_buff *cmd_skb, *resp_skb = NULL;
1663 struct qlink_cmd_band_info_get *cmd;
1664 struct qlink_resp_band_info_get *resp;
1665 size_t info_len = 0;
1666 int ret = 0;
1667 u8 qband = qlink_utils_band_cfg2q(band->band);
1668
1669 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1670 QLINK_CMD_BAND_INFO_GET,
1671 sizeof(*cmd));
1672 if (!cmd_skb)
1673 return -ENOMEM;
1674
1675 cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data;
1676 cmd->band = qband;
1677
1678 qtnf_bus_lock(mac->bus);
1679 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1680 sizeof(*resp), &info_len);
1681 if (ret)
1682 goto out;
1683
1684 resp = (struct qlink_resp_band_info_get *)resp_skb->data;
1685 if (resp->band != qband) {
1686 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid,
1687 resp->band, qband);
1688 ret = -EINVAL;
1689 goto out;
1690 }
1691
1692 ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len);
1693
1694 out:
1695 qtnf_bus_unlock(mac->bus);
1696 consume_skb(resp_skb);
1697
1698 return ret;
1699 }
1700
qtnf_cmd_send_get_phy_params(struct qtnf_wmac * mac)1701 int qtnf_cmd_send_get_phy_params(struct qtnf_wmac *mac)
1702 {
1703 struct sk_buff *cmd_skb, *resp_skb = NULL;
1704 struct qlink_resp_phy_params *resp;
1705 size_t response_size = 0;
1706 int ret = 0;
1707
1708 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1709 QLINK_CMD_PHY_PARAMS_GET,
1710 sizeof(struct qlink_cmd));
1711 if (!cmd_skb)
1712 return -ENOMEM;
1713
1714 qtnf_bus_lock(mac->bus);
1715 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1716 sizeof(*resp), &response_size);
1717 if (ret)
1718 goto out;
1719
1720 resp = (struct qlink_resp_phy_params *)resp_skb->data;
1721 ret = qtnf_cmd_resp_proc_phy_params(mac, resp->info, response_size);
1722
1723 out:
1724 qtnf_bus_unlock(mac->bus);
1725 consume_skb(resp_skb);
1726
1727 return ret;
1728 }
1729
qtnf_cmd_send_update_phy_params(struct qtnf_wmac * mac,u32 changed)1730 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed)
1731 {
1732 struct wiphy *wiphy = priv_to_wiphy(mac);
1733 struct sk_buff *cmd_skb;
1734 int ret = 0;
1735
1736 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1737 QLINK_CMD_PHY_PARAMS_SET,
1738 sizeof(struct qlink_cmd));
1739 if (!cmd_skb)
1740 return -ENOMEM;
1741
1742 qtnf_bus_lock(mac->bus);
1743
1744 if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
1745 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_FRAG_THRESH,
1746 wiphy->frag_threshold);
1747 if (changed & WIPHY_PARAM_RTS_THRESHOLD)
1748 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_RTS_THRESH,
1749 wiphy->rts_threshold);
1750 if (changed & WIPHY_PARAM_COVERAGE_CLASS)
1751 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS,
1752 wiphy->coverage_class);
1753
1754 if (changed & WIPHY_PARAM_RETRY_LONG)
1755 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_LRETRY_LIMIT,
1756 wiphy->retry_long);
1757
1758 if (changed & WIPHY_PARAM_RETRY_SHORT)
1759 qtnf_cmd_skb_put_tlv_u8(cmd_skb, QTN_TLV_ID_SRETRY_LIMIT,
1760 wiphy->retry_short);
1761
1762 ret = qtnf_cmd_send(mac->bus, cmd_skb);
1763 if (ret)
1764 goto out;
1765
1766 out:
1767 qtnf_bus_unlock(mac->bus);
1768
1769 return ret;
1770 }
1771
qtnf_cmd_send_init_fw(struct qtnf_bus * bus)1772 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus)
1773 {
1774 struct sk_buff *cmd_skb;
1775 int ret = 0;
1776
1777 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1778 QLINK_CMD_FW_INIT,
1779 sizeof(struct qlink_cmd));
1780 if (!cmd_skb)
1781 return -ENOMEM;
1782
1783 qtnf_bus_lock(bus);
1784 ret = qtnf_cmd_send(bus, cmd_skb);
1785 if (ret)
1786 goto out;
1787
1788 out:
1789 qtnf_bus_unlock(bus);
1790
1791 return ret;
1792 }
1793
qtnf_cmd_send_deinit_fw(struct qtnf_bus * bus)1794 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus)
1795 {
1796 struct sk_buff *cmd_skb;
1797
1798 cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1799 QLINK_CMD_FW_DEINIT,
1800 sizeof(struct qlink_cmd));
1801 if (!cmd_skb)
1802 return;
1803
1804 qtnf_bus_lock(bus);
1805 qtnf_cmd_send(bus, cmd_skb);
1806 qtnf_bus_unlock(bus);
1807 }
1808
qtnf_cmd_send_add_key(struct qtnf_vif * vif,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1809 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1810 const u8 *mac_addr, struct key_params *params)
1811 {
1812 struct sk_buff *cmd_skb;
1813 struct qlink_cmd_add_key *cmd;
1814 int ret = 0;
1815
1816 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1817 QLINK_CMD_ADD_KEY,
1818 sizeof(*cmd));
1819 if (!cmd_skb)
1820 return -ENOMEM;
1821
1822 qtnf_bus_lock(vif->mac->bus);
1823
1824 cmd = (struct qlink_cmd_add_key *)cmd_skb->data;
1825
1826 if (mac_addr)
1827 ether_addr_copy(cmd->addr, mac_addr);
1828 else
1829 eth_broadcast_addr(cmd->addr);
1830
1831 cmd->cipher = cpu_to_le32(params->cipher);
1832 cmd->key_index = key_index;
1833 cmd->pairwise = pairwise;
1834
1835 if (params->key && params->key_len > 0)
1836 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY,
1837 params->key,
1838 params->key_len);
1839
1840 if (params->seq && params->seq_len > 0)
1841 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ,
1842 params->seq,
1843 params->seq_len);
1844
1845 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1846 if (ret)
1847 goto out;
1848
1849 out:
1850 qtnf_bus_unlock(vif->mac->bus);
1851
1852 return ret;
1853 }
1854
qtnf_cmd_send_del_key(struct qtnf_vif * vif,u8 key_index,bool pairwise,const u8 * mac_addr)1855 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1856 const u8 *mac_addr)
1857 {
1858 struct sk_buff *cmd_skb;
1859 struct qlink_cmd_del_key *cmd;
1860 int ret = 0;
1861
1862 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1863 QLINK_CMD_DEL_KEY,
1864 sizeof(*cmd));
1865 if (!cmd_skb)
1866 return -ENOMEM;
1867
1868 qtnf_bus_lock(vif->mac->bus);
1869
1870 cmd = (struct qlink_cmd_del_key *)cmd_skb->data;
1871
1872 if (mac_addr)
1873 ether_addr_copy(cmd->addr, mac_addr);
1874 else
1875 eth_broadcast_addr(cmd->addr);
1876
1877 cmd->key_index = key_index;
1878 cmd->pairwise = pairwise;
1879
1880 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1881 if (ret)
1882 goto out;
1883
1884 out:
1885 qtnf_bus_unlock(vif->mac->bus);
1886
1887 return ret;
1888 }
1889
qtnf_cmd_send_set_default_key(struct qtnf_vif * vif,u8 key_index,bool unicast,bool multicast)1890 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index,
1891 bool unicast, bool multicast)
1892 {
1893 struct sk_buff *cmd_skb;
1894 struct qlink_cmd_set_def_key *cmd;
1895 int ret = 0;
1896
1897 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1898 QLINK_CMD_SET_DEFAULT_KEY,
1899 sizeof(*cmd));
1900 if (!cmd_skb)
1901 return -ENOMEM;
1902
1903 qtnf_bus_lock(vif->mac->bus);
1904
1905 cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data;
1906 cmd->key_index = key_index;
1907 cmd->unicast = unicast;
1908 cmd->multicast = multicast;
1909
1910 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1911 if (ret)
1912 goto out;
1913
1914 out:
1915 qtnf_bus_unlock(vif->mac->bus);
1916
1917 return ret;
1918 }
1919
qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif * vif,u8 key_index)1920 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index)
1921 {
1922 struct sk_buff *cmd_skb;
1923 struct qlink_cmd_set_def_mgmt_key *cmd;
1924 int ret = 0;
1925
1926 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1927 QLINK_CMD_SET_DEFAULT_MGMT_KEY,
1928 sizeof(*cmd));
1929 if (!cmd_skb)
1930 return -ENOMEM;
1931
1932 qtnf_bus_lock(vif->mac->bus);
1933
1934 cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data;
1935 cmd->key_index = key_index;
1936
1937 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1938 if (ret)
1939 goto out;
1940
1941 out:
1942 qtnf_bus_unlock(vif->mac->bus);
1943
1944 return ret;
1945 }
1946
qtnf_encode_sta_flags(u32 flags)1947 static u32 qtnf_encode_sta_flags(u32 flags)
1948 {
1949 u32 code = 0;
1950
1951 if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED))
1952 code |= QLINK_STA_FLAG_AUTHORIZED;
1953 if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1954 code |= QLINK_STA_FLAG_SHORT_PREAMBLE;
1955 if (flags & BIT(NL80211_STA_FLAG_WME))
1956 code |= QLINK_STA_FLAG_WME;
1957 if (flags & BIT(NL80211_STA_FLAG_MFP))
1958 code |= QLINK_STA_FLAG_MFP;
1959 if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1960 code |= QLINK_STA_FLAG_AUTHENTICATED;
1961 if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER))
1962 code |= QLINK_STA_FLAG_TDLS_PEER;
1963 if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED))
1964 code |= QLINK_STA_FLAG_ASSOCIATED;
1965 return code;
1966 }
1967
qtnf_cmd_send_change_sta(struct qtnf_vif * vif,const u8 * mac,struct station_parameters * params)1968 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
1969 struct station_parameters *params)
1970 {
1971 struct sk_buff *cmd_skb;
1972 struct qlink_cmd_change_sta *cmd;
1973 int ret = 0;
1974
1975 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1976 QLINK_CMD_CHANGE_STA,
1977 sizeof(*cmd));
1978 if (!cmd_skb)
1979 return -ENOMEM;
1980
1981 qtnf_bus_lock(vif->mac->bus);
1982
1983 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
1984 ether_addr_copy(cmd->sta_addr, mac);
1985 cmd->flag_update.mask =
1986 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
1987 cmd->flag_update.value =
1988 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
1989
1990 switch (vif->wdev.iftype) {
1991 case NL80211_IFTYPE_AP:
1992 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
1993 break;
1994 case NL80211_IFTYPE_STATION:
1995 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
1996 break;
1997 default:
1998 pr_err("unsupported iftype %d\n", vif->wdev.iftype);
1999 ret = -EINVAL;
2000 goto out;
2001 }
2002
2003 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2004 if (ret)
2005 goto out;
2006
2007 out:
2008 qtnf_bus_unlock(vif->mac->bus);
2009
2010 return ret;
2011 }
2012
qtnf_cmd_send_del_sta(struct qtnf_vif * vif,struct station_del_parameters * params)2013 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif,
2014 struct station_del_parameters *params)
2015 {
2016 struct sk_buff *cmd_skb;
2017 struct qlink_cmd_del_sta *cmd;
2018 int ret = 0;
2019
2020 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2021 QLINK_CMD_DEL_STA,
2022 sizeof(*cmd));
2023 if (!cmd_skb)
2024 return -ENOMEM;
2025
2026 qtnf_bus_lock(vif->mac->bus);
2027
2028 cmd = (struct qlink_cmd_del_sta *)cmd_skb->data;
2029
2030 if (params->mac)
2031 ether_addr_copy(cmd->sta_addr, params->mac);
2032 else
2033 eth_broadcast_addr(cmd->sta_addr); /* flush all stations */
2034
2035 cmd->subtype = params->subtype;
2036 cmd->reason_code = cpu_to_le16(params->reason_code);
2037
2038 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2039 if (ret)
2040 goto out;
2041
2042 out:
2043 qtnf_bus_unlock(vif->mac->bus);
2044
2045 return ret;
2046 }
2047
qtnf_cmd_channel_tlv_add(struct sk_buff * cmd_skb,const struct ieee80211_channel * sc)2048 static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb,
2049 const struct ieee80211_channel *sc)
2050 {
2051 struct qlink_tlv_channel *tlv;
2052 struct qlink_channel *qch;
2053
2054 tlv = skb_put_zero(cmd_skb, sizeof(*tlv));
2055 qch = &tlv->chan;
2056 tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
2057 tlv->hdr.len = cpu_to_le16(sizeof(*qch));
2058
2059 qch->center_freq = cpu_to_le16(sc->center_freq);
2060 qch->hw_value = cpu_to_le16(sc->hw_value);
2061 qch->band = qlink_utils_band_cfg2q(sc->band);
2062 qch->max_power = sc->max_power;
2063 qch->max_reg_power = sc->max_reg_power;
2064 qch->max_antenna_gain = sc->max_antenna_gain;
2065 qch->beacon_found = sc->beacon_found;
2066 qch->dfs_state = qlink_utils_dfs_state_cfg2q(sc->dfs_state);
2067 qch->flags = cpu_to_le32(qlink_utils_chflags_cfg2q(sc->flags));
2068 }
2069
qtnf_cmd_randmac_tlv_add(struct sk_buff * cmd_skb,const u8 * mac_addr,const u8 * mac_addr_mask)2070 static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb,
2071 const u8 *mac_addr,
2072 const u8 *mac_addr_mask)
2073 {
2074 struct qlink_random_mac_addr *randmac;
2075 struct qlink_tlv_hdr *hdr =
2076 skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac));
2077
2078 hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR);
2079 hdr->len = cpu_to_le16(sizeof(*randmac));
2080 randmac = (struct qlink_random_mac_addr *)hdr->val;
2081
2082 memcpy(randmac->mac_addr, mac_addr, ETH_ALEN);
2083 memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN);
2084 }
2085
qtnf_cmd_scan_set_dwell(struct qtnf_wmac * mac,struct sk_buff * cmd_skb)2086 static void qtnf_cmd_scan_set_dwell(struct qtnf_wmac *mac,
2087 struct sk_buff *cmd_skb)
2088 {
2089 struct cfg80211_scan_request *scan_req = mac->scan_req;
2090 u16 dwell_active = QTNF_SCAN_DWELL_ACTIVE_DEFAULT;
2091 u16 dwell_passive = QTNF_SCAN_DWELL_PASSIVE_DEFAULT;
2092 u16 duration = QTNF_SCAN_SAMPLE_DURATION_DEFAULT;
2093
2094 if (scan_req->duration) {
2095 dwell_active = scan_req->duration;
2096 dwell_passive = scan_req->duration;
2097 }
2098
2099 pr_debug("MAC%u: %s scan dwell active=%u, passive=%u, duration=%u\n",
2100 mac->macid,
2101 scan_req->duration_mandatory ? "mandatory" : "max",
2102 dwell_active, dwell_passive, duration);
2103
2104 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2105 QTN_TLV_ID_SCAN_DWELL_ACTIVE,
2106 dwell_active);
2107 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2108 QTN_TLV_ID_SCAN_DWELL_PASSIVE,
2109 dwell_passive);
2110 qtnf_cmd_skb_put_tlv_u16(cmd_skb,
2111 QTN_TLV_ID_SCAN_SAMPLE_DURATION,
2112 duration);
2113 }
2114
qtnf_cmd_send_scan(struct qtnf_wmac * mac)2115 int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
2116 {
2117 struct sk_buff *cmd_skb;
2118 struct ieee80211_channel *sc;
2119 struct cfg80211_scan_request *scan_req = mac->scan_req;
2120 int n_channels;
2121 int count = 0;
2122 int ret;
2123
2124 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2125 QLINK_CMD_SCAN,
2126 sizeof(struct qlink_cmd));
2127 if (!cmd_skb)
2128 return -ENOMEM;
2129
2130 qtnf_bus_lock(mac->bus);
2131
2132 if (scan_req->n_ssids != 0) {
2133 while (count < scan_req->n_ssids) {
2134 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID,
2135 scan_req->ssids[count].ssid,
2136 scan_req->ssids[count].ssid_len);
2137 count++;
2138 }
2139 }
2140
2141 if (scan_req->ie_len != 0)
2142 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ,
2143 scan_req->ie, scan_req->ie_len);
2144
2145 if (scan_req->n_channels) {
2146 n_channels = scan_req->n_channels;
2147 count = 0;
2148
2149 while (n_channels != 0) {
2150 sc = scan_req->channels[count];
2151 if (sc->flags & IEEE80211_CHAN_DISABLED) {
2152 n_channels--;
2153 continue;
2154 }
2155
2156 pr_debug("MAC%u: scan chan=%d, freq=%d, flags=%#x\n",
2157 mac->macid, sc->hw_value, sc->center_freq,
2158 sc->flags);
2159
2160 qtnf_cmd_channel_tlv_add(cmd_skb, sc);
2161 n_channels--;
2162 count++;
2163 }
2164 }
2165
2166 qtnf_cmd_scan_set_dwell(mac, cmd_skb);
2167
2168 if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
2169 pr_debug("MAC%u: scan with random addr=%pM, mask=%pM\n",
2170 mac->macid,
2171 scan_req->mac_addr, scan_req->mac_addr_mask);
2172
2173 qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr,
2174 scan_req->mac_addr_mask);
2175 }
2176
2177 if (scan_req->flags & NL80211_SCAN_FLAG_FLUSH) {
2178 pr_debug("MAC%u: flush cache before scan\n", mac->macid);
2179
2180 qtnf_cmd_skb_put_tlv_tag(cmd_skb, QTN_TLV_ID_SCAN_FLUSH);
2181 }
2182
2183 ret = qtnf_cmd_send(mac->bus, cmd_skb);
2184 if (ret)
2185 goto out;
2186
2187 out:
2188 qtnf_bus_unlock(mac->bus);
2189
2190 return ret;
2191 }
2192
qtnf_cmd_send_connect(struct qtnf_vif * vif,struct cfg80211_connect_params * sme)2193 int qtnf_cmd_send_connect(struct qtnf_vif *vif,
2194 struct cfg80211_connect_params *sme)
2195 {
2196 struct sk_buff *cmd_skb;
2197 struct qlink_cmd_connect *cmd;
2198 struct qlink_auth_encr *aen;
2199 int ret;
2200 int i;
2201 u32 connect_flags = 0;
2202
2203 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2204 QLINK_CMD_CONNECT,
2205 sizeof(*cmd));
2206 if (!cmd_skb)
2207 return -ENOMEM;
2208
2209 cmd = (struct qlink_cmd_connect *)cmd_skb->data;
2210
2211 ether_addr_copy(cmd->bssid, vif->bssid);
2212
2213 if (sme->bssid_hint)
2214 ether_addr_copy(cmd->bssid_hint, sme->bssid_hint);
2215 else
2216 eth_zero_addr(cmd->bssid_hint);
2217
2218 if (sme->prev_bssid)
2219 ether_addr_copy(cmd->prev_bssid, sme->prev_bssid);
2220 else
2221 eth_zero_addr(cmd->prev_bssid);
2222
2223 if ((sme->bg_scan_period >= 0) &&
2224 (sme->bg_scan_period <= SHRT_MAX))
2225 cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period);
2226 else
2227 cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */
2228
2229 if (sme->flags & ASSOC_REQ_DISABLE_HT)
2230 connect_flags |= QLINK_STA_CONNECT_DISABLE_HT;
2231 if (sme->flags & ASSOC_REQ_DISABLE_VHT)
2232 connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT;
2233 if (sme->flags & ASSOC_REQ_USE_RRM)
2234 connect_flags |= QLINK_STA_CONNECT_USE_RRM;
2235
2236 cmd->flags = cpu_to_le32(connect_flags);
2237 memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa));
2238 memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask,
2239 sizeof(cmd->ht_capa_mask));
2240 memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa));
2241 memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask,
2242 sizeof(cmd->vht_capa_mask));
2243 cmd->pbss = sme->pbss;
2244
2245 aen = &cmd->aen;
2246 aen->auth_type = sme->auth_type;
2247 aen->privacy = !!sme->privacy;
2248 cmd->mfp = sme->mfp;
2249 aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions);
2250 aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group);
2251 aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise);
2252
2253 for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
2254 aen->ciphers_pairwise[i] =
2255 cpu_to_le32(sme->crypto.ciphers_pairwise[i]);
2256
2257 aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites);
2258
2259 for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
2260 aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]);
2261
2262 aen->control_port = sme->crypto.control_port;
2263 aen->control_port_no_encrypt =
2264 sme->crypto.control_port_no_encrypt;
2265 aen->control_port_ethertype =
2266 cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype));
2267
2268 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid,
2269 sme->ssid_len);
2270
2271 if (sme->ie_len != 0)
2272 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ,
2273 sme->ie, sme->ie_len);
2274
2275 if (sme->channel)
2276 qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel);
2277
2278 qtnf_bus_lock(vif->mac->bus);
2279 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2280 if (ret)
2281 goto out;
2282
2283 out:
2284 qtnf_bus_unlock(vif->mac->bus);
2285
2286 return ret;
2287 }
2288
qtnf_cmd_send_external_auth(struct qtnf_vif * vif,struct cfg80211_external_auth_params * auth)2289 int qtnf_cmd_send_external_auth(struct qtnf_vif *vif,
2290 struct cfg80211_external_auth_params *auth)
2291 {
2292 struct sk_buff *cmd_skb;
2293 struct qlink_cmd_external_auth *cmd;
2294 int ret;
2295
2296 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2297 QLINK_CMD_EXTERNAL_AUTH,
2298 sizeof(*cmd));
2299 if (!cmd_skb)
2300 return -ENOMEM;
2301
2302 cmd = (struct qlink_cmd_external_auth *)cmd_skb->data;
2303
2304 ether_addr_copy(cmd->bssid, auth->bssid);
2305 cmd->status = cpu_to_le16(auth->status);
2306
2307 qtnf_bus_lock(vif->mac->bus);
2308 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2309 if (ret)
2310 goto out;
2311
2312 out:
2313 qtnf_bus_unlock(vif->mac->bus);
2314
2315 return ret;
2316 }
2317
qtnf_cmd_send_disconnect(struct qtnf_vif * vif,u16 reason_code)2318 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code)
2319 {
2320 struct sk_buff *cmd_skb;
2321 struct qlink_cmd_disconnect *cmd;
2322 int ret;
2323
2324 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2325 QLINK_CMD_DISCONNECT,
2326 sizeof(*cmd));
2327 if (!cmd_skb)
2328 return -ENOMEM;
2329
2330 qtnf_bus_lock(vif->mac->bus);
2331
2332 cmd = (struct qlink_cmd_disconnect *)cmd_skb->data;
2333 cmd->reason = cpu_to_le16(reason_code);
2334
2335 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2336 if (ret)
2337 goto out;
2338
2339 out:
2340 qtnf_bus_unlock(vif->mac->bus);
2341
2342 return ret;
2343 }
2344
qtnf_cmd_send_updown_intf(struct qtnf_vif * vif,bool up)2345 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up)
2346 {
2347 struct sk_buff *cmd_skb;
2348 struct qlink_cmd_updown *cmd;
2349 int ret;
2350
2351 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2352 QLINK_CMD_UPDOWN_INTF,
2353 sizeof(*cmd));
2354 if (!cmd_skb)
2355 return -ENOMEM;
2356
2357 cmd = (struct qlink_cmd_updown *)cmd_skb->data;
2358 cmd->if_up = !!up;
2359
2360 qtnf_bus_lock(vif->mac->bus);
2361 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2362 if (ret)
2363 goto out;
2364
2365 out:
2366 qtnf_bus_unlock(vif->mac->bus);
2367
2368 return ret;
2369 }
2370
qtnf_cmd_reg_notify(struct qtnf_wmac * mac,struct regulatory_request * req,bool slave_radar)2371 int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
2372 bool slave_radar)
2373 {
2374 struct wiphy *wiphy = priv_to_wiphy(mac);
2375 struct qtnf_bus *bus = mac->bus;
2376 struct sk_buff *cmd_skb;
2377 int ret;
2378 struct qlink_cmd_reg_notify *cmd;
2379 enum nl80211_band band;
2380 const struct ieee80211_supported_band *cfg_band;
2381
2382 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2383 QLINK_CMD_REG_NOTIFY,
2384 sizeof(*cmd));
2385 if (!cmd_skb)
2386 return -ENOMEM;
2387
2388 cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data;
2389 cmd->alpha2[0] = req->alpha2[0];
2390 cmd->alpha2[1] = req->alpha2[1];
2391
2392 switch (req->initiator) {
2393 case NL80211_REGDOM_SET_BY_CORE:
2394 cmd->initiator = QLINK_REGDOM_SET_BY_CORE;
2395 break;
2396 case NL80211_REGDOM_SET_BY_USER:
2397 cmd->initiator = QLINK_REGDOM_SET_BY_USER;
2398 break;
2399 case NL80211_REGDOM_SET_BY_DRIVER:
2400 cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER;
2401 break;
2402 case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2403 cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE;
2404 break;
2405 }
2406
2407 switch (req->user_reg_hint_type) {
2408 case NL80211_USER_REG_HINT_USER:
2409 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER;
2410 break;
2411 case NL80211_USER_REG_HINT_CELL_BASE:
2412 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE;
2413 break;
2414 case NL80211_USER_REG_HINT_INDOOR:
2415 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR;
2416 break;
2417 }
2418
2419 switch (req->dfs_region) {
2420 case NL80211_DFS_FCC:
2421 cmd->dfs_region = QLINK_DFS_FCC;
2422 break;
2423 case NL80211_DFS_ETSI:
2424 cmd->dfs_region = QLINK_DFS_ETSI;
2425 break;
2426 case NL80211_DFS_JP:
2427 cmd->dfs_region = QLINK_DFS_JP;
2428 break;
2429 default:
2430 cmd->dfs_region = QLINK_DFS_UNSET;
2431 break;
2432 }
2433
2434 cmd->slave_radar = slave_radar;
2435 cmd->num_channels = 0;
2436
2437 for (band = 0; band < NUM_NL80211_BANDS; band++) {
2438 unsigned int i;
2439
2440 cfg_band = wiphy->bands[band];
2441 if (!cfg_band)
2442 continue;
2443
2444 cmd->num_channels += cfg_band->n_channels;
2445
2446 for (i = 0; i < cfg_band->n_channels; ++i) {
2447 qtnf_cmd_channel_tlv_add(cmd_skb,
2448 &cfg_band->channels[i]);
2449 }
2450 }
2451
2452 qtnf_bus_lock(bus);
2453 ret = qtnf_cmd_send(bus, cmd_skb);
2454 qtnf_bus_unlock(bus);
2455
2456 return ret;
2457 }
2458
qtnf_cmd_get_chan_stats(struct qtnf_wmac * mac,u16 channel,struct qtnf_chan_stats * stats)2459 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel,
2460 struct qtnf_chan_stats *stats)
2461 {
2462 struct sk_buff *cmd_skb, *resp_skb = NULL;
2463 struct qlink_cmd_get_chan_stats *cmd;
2464 struct qlink_resp_get_chan_stats *resp;
2465 size_t var_data_len = 0;
2466 int ret = 0;
2467
2468 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2469 QLINK_CMD_CHAN_STATS,
2470 sizeof(*cmd));
2471 if (!cmd_skb)
2472 return -ENOMEM;
2473
2474 qtnf_bus_lock(mac->bus);
2475
2476 cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data;
2477 cmd->channel = cpu_to_le16(channel);
2478
2479 ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
2480 sizeof(*resp), &var_data_len);
2481 if (ret)
2482 goto out;
2483
2484 resp = (struct qlink_resp_get_chan_stats *)resp_skb->data;
2485 ret = qtnf_cmd_resp_proc_chan_stat_info(stats, resp->info,
2486 var_data_len);
2487
2488 out:
2489 qtnf_bus_unlock(mac->bus);
2490 consume_skb(resp_skb);
2491
2492 return ret;
2493 }
2494
qtnf_cmd_send_chan_switch(struct qtnf_vif * vif,struct cfg80211_csa_settings * params)2495 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
2496 struct cfg80211_csa_settings *params)
2497 {
2498 struct qtnf_wmac *mac = vif->mac;
2499 struct qlink_cmd_chan_switch *cmd;
2500 struct sk_buff *cmd_skb;
2501 int ret;
2502
2503 cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid,
2504 QLINK_CMD_CHAN_SWITCH,
2505 sizeof(*cmd));
2506 if (!cmd_skb)
2507 return -ENOMEM;
2508
2509 qtnf_bus_lock(mac->bus);
2510
2511 cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data;
2512 cmd->channel = cpu_to_le16(params->chandef.chan->hw_value);
2513 cmd->radar_required = params->radar_required;
2514 cmd->block_tx = params->block_tx;
2515 cmd->beacon_count = params->count;
2516
2517 ret = qtnf_cmd_send(mac->bus, cmd_skb);
2518 if (ret)
2519 goto out;
2520
2521 out:
2522 qtnf_bus_unlock(mac->bus);
2523
2524 return ret;
2525 }
2526
qtnf_cmd_get_channel(struct qtnf_vif * vif,struct cfg80211_chan_def * chdef)2527 int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef)
2528 {
2529 struct qtnf_bus *bus = vif->mac->bus;
2530 const struct qlink_resp_channel_get *resp;
2531 struct sk_buff *cmd_skb;
2532 struct sk_buff *resp_skb = NULL;
2533 int ret;
2534
2535 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2536 QLINK_CMD_CHAN_GET,
2537 sizeof(struct qlink_cmd));
2538 if (!cmd_skb)
2539 return -ENOMEM;
2540
2541 qtnf_bus_lock(bus);
2542 ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
2543 sizeof(*resp), NULL);
2544 if (ret)
2545 goto out;
2546
2547 resp = (const struct qlink_resp_channel_get *)resp_skb->data;
2548 qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef);
2549
2550 out:
2551 qtnf_bus_unlock(bus);
2552 consume_skb(resp_skb);
2553
2554 return ret;
2555 }
2556
qtnf_cmd_start_cac(const struct qtnf_vif * vif,const struct cfg80211_chan_def * chdef,u32 cac_time_ms)2557 int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
2558 const struct cfg80211_chan_def *chdef,
2559 u32 cac_time_ms)
2560 {
2561 struct qtnf_bus *bus = vif->mac->bus;
2562 struct sk_buff *cmd_skb;
2563 struct qlink_cmd_start_cac *cmd;
2564 int ret;
2565
2566 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2567 QLINK_CMD_START_CAC,
2568 sizeof(*cmd));
2569 if (!cmd_skb)
2570 return -ENOMEM;
2571
2572 cmd = (struct qlink_cmd_start_cac *)cmd_skb->data;
2573 cmd->cac_time_ms = cpu_to_le32(cac_time_ms);
2574 qlink_chandef_cfg2q(chdef, &cmd->chan);
2575
2576 qtnf_bus_lock(bus);
2577 ret = qtnf_cmd_send(bus, cmd_skb);
2578 if (ret)
2579 goto out;
2580
2581 out:
2582 qtnf_bus_unlock(bus);
2583
2584 return ret;
2585 }
2586
qtnf_cmd_set_mac_acl(const struct qtnf_vif * vif,const struct cfg80211_acl_data * params)2587 int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
2588 const struct cfg80211_acl_data *params)
2589 {
2590 struct qtnf_bus *bus = vif->mac->bus;
2591 struct sk_buff *cmd_skb;
2592 struct qlink_tlv_hdr *tlv;
2593 size_t acl_size = struct_size(params, mac_addrs, params->n_acl_entries);
2594 int ret;
2595
2596 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2597 QLINK_CMD_SET_MAC_ACL,
2598 sizeof(struct qlink_cmd));
2599 if (!cmd_skb)
2600 return -ENOMEM;
2601
2602 tlv = skb_put(cmd_skb, sizeof(*tlv) + acl_size);
2603 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
2604 tlv->len = cpu_to_le16(acl_size);
2605 qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val);
2606
2607 qtnf_bus_lock(bus);
2608 ret = qtnf_cmd_send(bus, cmd_skb);
2609 if (ret)
2610 goto out;
2611
2612 out:
2613 qtnf_bus_unlock(bus);
2614
2615 return ret;
2616 }
2617
qtnf_cmd_send_pm_set(const struct qtnf_vif * vif,u8 pm_mode,int timeout)2618 int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout)
2619 {
2620 struct qtnf_bus *bus = vif->mac->bus;
2621 struct sk_buff *cmd_skb;
2622 struct qlink_cmd_pm_set *cmd;
2623 int ret = 0;
2624
2625 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2626 QLINK_CMD_PM_SET, sizeof(*cmd));
2627 if (!cmd_skb)
2628 return -ENOMEM;
2629
2630 cmd = (struct qlink_cmd_pm_set *)cmd_skb->data;
2631 cmd->pm_mode = pm_mode;
2632 cmd->pm_standby_timer = cpu_to_le32(timeout);
2633
2634 qtnf_bus_lock(bus);
2635
2636 ret = qtnf_cmd_send(bus, cmd_skb);
2637 if (ret)
2638 goto out;
2639
2640 out:
2641 qtnf_bus_unlock(bus);
2642
2643 return ret;
2644 }
2645
qtnf_cmd_send_wowlan_set(const struct qtnf_vif * vif,const struct cfg80211_wowlan * wowl)2646 int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif,
2647 const struct cfg80211_wowlan *wowl)
2648 {
2649 struct qtnf_bus *bus = vif->mac->bus;
2650 struct sk_buff *cmd_skb;
2651 struct qlink_cmd_wowlan_set *cmd;
2652 u32 triggers = 0;
2653 int count = 0;
2654 int ret = 0;
2655
2656 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2657 QLINK_CMD_WOWLAN_SET, sizeof(*cmd));
2658 if (!cmd_skb)
2659 return -ENOMEM;
2660
2661 qtnf_bus_lock(bus);
2662
2663 cmd = (struct qlink_cmd_wowlan_set *)cmd_skb->data;
2664
2665 if (wowl) {
2666 if (wowl->disconnect)
2667 triggers |= QLINK_WOWLAN_TRIG_DISCONNECT;
2668
2669 if (wowl->magic_pkt)
2670 triggers |= QLINK_WOWLAN_TRIG_MAGIC_PKT;
2671
2672 if (wowl->n_patterns && wowl->patterns) {
2673 triggers |= QLINK_WOWLAN_TRIG_PATTERN_PKT;
2674 while (count < wowl->n_patterns) {
2675 qtnf_cmd_skb_put_tlv_arr(cmd_skb,
2676 QTN_TLV_ID_WOWLAN_PATTERN,
2677 wowl->patterns[count].pattern,
2678 wowl->patterns[count].pattern_len);
2679 count++;
2680 }
2681 }
2682 }
2683
2684 cmd->triggers = cpu_to_le32(triggers);
2685
2686 ret = qtnf_cmd_send(bus, cmd_skb);
2687 if (ret)
2688 goto out;
2689
2690 out:
2691 qtnf_bus_unlock(bus);
2692 return ret;
2693 }
2694