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Merge tag 'trace-v5.13-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...
[linux.git] / drivers / net / wireless / quantenna / qtnfmac / commands.c
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 /* Let device itself to select best values for current conditions */
15 #define QTNF_SCAN_TIME_AUTO     0
16
17 #define QTNF_SCAN_DWELL_ACTIVE_DEFAULT          90
18 #define QTNF_SCAN_DWELL_PASSIVE_DEFAULT         100
19 #define QTNF_SCAN_SAMPLE_DURATION_DEFAULT       QTNF_SCAN_TIME_AUTO
20
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
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
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
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
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
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) +
179                                                  round_up(len, QLINK_ALIGN));
180         tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_IE_SET);
181         tlv->hdr.len = cpu_to_le16(len + sizeof(*tlv) - sizeof(tlv->hdr));
182         tlv->type = frame_type;
183         tlv->flags = 0;
184
185         if (len && buf)
186                 memcpy(tlv->ie_data, buf, len);
187 }
188
189 static bool qtnf_cmd_start_ap_can_fit(const struct qtnf_vif *vif,
190                                       const struct cfg80211_ap_settings *s)
191 {
192         unsigned int len = sizeof(struct qlink_cmd_start_ap);
193
194         len += round_up(s->ssid_len, QLINK_ALIGN);
195         len += round_up(s->beacon.head_len, QLINK_ALIGN);
196         len += round_up(s->beacon.tail_len, QLINK_ALIGN);
197         len += round_up(s->beacon.beacon_ies_len, QLINK_ALIGN);
198         len += round_up(s->beacon.proberesp_ies_len, QLINK_ALIGN);
199         len += round_up(s->beacon.assocresp_ies_len, QLINK_ALIGN);
200         len += round_up(s->beacon.probe_resp_len, QLINK_ALIGN);
201
202         if (cfg80211_chandef_valid(&s->chandef))
203                 len += sizeof(struct qlink_tlv_chandef);
204
205         if (s->acl) {
206                 unsigned int acl_len = struct_size(s->acl, mac_addrs,
207                                                    s->acl->n_acl_entries);
208
209                 len += sizeof(struct qlink_tlv_hdr) +
210                         round_up(acl_len, QLINK_ALIGN);
211         }
212
213         if (len > (sizeof(struct qlink_cmd) + QTNF_MAX_CMD_BUF_SIZE)) {
214                 pr_err("VIF%u.%u: can not fit AP settings: %u\n",
215                        vif->mac->macid, vif->vifid, len);
216                 return false;
217         }
218
219         return true;
220 }
221
222 static void qtnf_cmd_tlv_ie_ext_add(struct sk_buff *cmd_skb, u8 eid_ext,
223                                     const void *buf, size_t len)
224 {
225         struct qlink_tlv_ext_ie *tlv;
226
227         tlv = (struct qlink_tlv_ext_ie *)skb_put(cmd_skb, sizeof(*tlv) + len);
228         tlv->hdr.type = cpu_to_le16(WLAN_EID_EXTENSION);
229         tlv->hdr.len = cpu_to_le16(sizeof(*tlv) + len - sizeof(tlv->hdr));
230         tlv->eid_ext = eid_ext;
231
232         if (len && buf)
233                 memcpy(tlv->ie_data, buf, len);
234 }
235
236 int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
237                            const struct cfg80211_ap_settings *s)
238 {
239         struct sk_buff *cmd_skb;
240         struct qlink_cmd_start_ap *cmd;
241         struct qlink_auth_encr *aen;
242         int ret;
243         int i;
244
245         if (!qtnf_cmd_start_ap_can_fit(vif, s))
246                 return -E2BIG;
247
248         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
249                                             QLINK_CMD_START_AP,
250                                             sizeof(*cmd));
251         if (!cmd_skb)
252                 return -ENOMEM;
253
254         cmd = (struct qlink_cmd_start_ap *)cmd_skb->data;
255         cmd->dtim_period = s->dtim_period;
256         cmd->beacon_interval = cpu_to_le16(s->beacon_interval);
257         cmd->hidden_ssid = qlink_hidden_ssid_nl2q(s->hidden_ssid);
258         cmd->inactivity_timeout = cpu_to_le16(s->inactivity_timeout);
259         cmd->smps_mode = s->smps_mode;
260         cmd->p2p_ctwindow = s->p2p_ctwindow;
261         cmd->p2p_opp_ps = s->p2p_opp_ps;
262         cmd->pbss = s->pbss;
263         cmd->ht_required = s->ht_required;
264         cmd->vht_required = s->vht_required;
265         cmd->twt_responder = s->twt_responder;
266         if (s->he_obss_pd.enable) {
267                 cmd->sr_params.sr_control |= QLINK_SR_SRG_INFORMATION_PRESENT;
268                 cmd->sr_params.srg_obss_pd_min_offset =
269                         s->he_obss_pd.min_offset;
270                 cmd->sr_params.srg_obss_pd_max_offset =
271                         s->he_obss_pd.max_offset;
272         }
273
274         aen = &cmd->aen;
275         aen->auth_type = s->auth_type;
276         aen->privacy = !!s->privacy;
277         aen->wpa_versions = cpu_to_le32(s->crypto.wpa_versions);
278         aen->cipher_group = cpu_to_le32(s->crypto.cipher_group);
279         aen->n_ciphers_pairwise = cpu_to_le32(s->crypto.n_ciphers_pairwise);
280         for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
281                 aen->ciphers_pairwise[i] =
282                                 cpu_to_le32(s->crypto.ciphers_pairwise[i]);
283         aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites);
284         for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
285                 aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]);
286         aen->control_port = s->crypto.control_port;
287         aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt;
288         aen->control_port_ethertype =
289                 cpu_to_le16(be16_to_cpu(s->crypto.control_port_ethertype));
290
291         if (s->ssid && s->ssid_len > 0 && s->ssid_len <= IEEE80211_MAX_SSID_LEN)
292                 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, s->ssid,
293                                          s->ssid_len);
294
295         if (cfg80211_chandef_valid(&s->chandef)) {
296                 struct qlink_tlv_chandef *chtlv =
297                         (struct qlink_tlv_chandef *)skb_put(cmd_skb,
298                                                             sizeof(*chtlv));
299
300                 chtlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANDEF);
301                 chtlv->hdr.len = cpu_to_le16(sizeof(*chtlv) -
302                                              sizeof(chtlv->hdr));
303                 qlink_chandef_cfg2q(&s->chandef, &chtlv->chdef);
304         }
305
306         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_HEAD,
307                                 s->beacon.head, s->beacon.head_len);
308         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_TAIL,
309                                 s->beacon.tail, s->beacon.tail_len);
310         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_BEACON_IES,
311                                 s->beacon.beacon_ies, s->beacon.beacon_ies_len);
312         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP,
313                                 s->beacon.probe_resp, s->beacon.probe_resp_len);
314         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_RESP_IES,
315                                 s->beacon.proberesp_ies,
316                                 s->beacon.proberesp_ies_len);
317         qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_RESP,
318                                 s->beacon.assocresp_ies,
319                                 s->beacon.assocresp_ies_len);
320
321         if (s->ht_cap) {
322                 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
323                         skb_put(cmd_skb, sizeof(*tlv) +
324                                 round_up(sizeof(*s->ht_cap), QLINK_ALIGN));
325
326                 tlv->type = cpu_to_le16(WLAN_EID_HT_CAPABILITY);
327                 tlv->len = cpu_to_le16(sizeof(*s->ht_cap));
328                 memcpy(tlv->val, s->ht_cap, sizeof(*s->ht_cap));
329         }
330
331         if (s->vht_cap) {
332                 struct qlink_tlv_hdr *tlv = (struct qlink_tlv_hdr *)
333                         skb_put(cmd_skb, sizeof(*tlv) + sizeof(*s->vht_cap));
334
335                 tlv->type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY);
336                 tlv->len = cpu_to_le16(sizeof(*s->vht_cap));
337                 memcpy(tlv->val, s->vht_cap, sizeof(*s->vht_cap));
338         }
339
340         if (s->he_cap)
341                 qtnf_cmd_tlv_ie_ext_add(cmd_skb, WLAN_EID_EXT_HE_CAPABILITY,
342                                         s->he_cap, sizeof(*s->he_cap));
343
344         if (s->acl) {
345                 size_t acl_size = struct_size(s->acl, mac_addrs,
346                                               s->acl->n_acl_entries);
347                 struct qlink_tlv_hdr *tlv =
348                         skb_put(cmd_skb,
349                                 sizeof(*tlv) + round_up(acl_size, QLINK_ALIGN));
350
351                 tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
352                 tlv->len = cpu_to_le16(acl_size);
353                 qlink_acl_data_cfg2q(s->acl, (struct qlink_acl_data *)tlv->val);
354         }
355
356         qtnf_bus_lock(vif->mac->bus);
357         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
358         if (ret)
359                 goto out;
360
361         netif_carrier_on(vif->netdev);
362
363 out:
364         qtnf_bus_unlock(vif->mac->bus);
365
366         return ret;
367 }
368
369 int qtnf_cmd_send_stop_ap(struct qtnf_vif *vif)
370 {
371         struct sk_buff *cmd_skb;
372         int ret;
373
374         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
375                                             QLINK_CMD_STOP_AP,
376                                             sizeof(struct qlink_cmd));
377         if (!cmd_skb)
378                 return -ENOMEM;
379
380         qtnf_bus_lock(vif->mac->bus);
381         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
382         qtnf_bus_unlock(vif->mac->bus);
383
384         return ret;
385 }
386
387 int qtnf_cmd_send_register_mgmt(struct qtnf_vif *vif, u16 frame_type, bool reg)
388 {
389         struct sk_buff *cmd_skb;
390         struct qlink_cmd_mgmt_frame_register *cmd;
391         int ret;
392
393         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
394                                             QLINK_CMD_REGISTER_MGMT,
395                                             sizeof(*cmd));
396         if (!cmd_skb)
397                 return -ENOMEM;
398
399         qtnf_bus_lock(vif->mac->bus);
400
401         cmd = (struct qlink_cmd_mgmt_frame_register *)cmd_skb->data;
402         cmd->frame_type = cpu_to_le16(frame_type);
403         cmd->do_register = reg;
404
405         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
406
407         qtnf_bus_unlock(vif->mac->bus);
408
409         return ret;
410 }
411
412 int qtnf_cmd_send_frame(struct qtnf_vif *vif, u32 cookie, u16 flags,
413                         u16 freq, const u8 *buf, size_t len)
414 {
415         struct sk_buff *cmd_skb;
416         struct qlink_cmd_frame_tx *cmd;
417         int ret;
418
419         if (sizeof(*cmd) + len > QTNF_MAX_CMD_BUF_SIZE) {
420                 pr_warn("VIF%u.%u: frame is too big: %zu\n", vif->mac->macid,
421                         vif->vifid, len);
422                 return -E2BIG;
423         }
424
425         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
426                                             QLINK_CMD_SEND_FRAME,
427                                             sizeof(*cmd));
428         if (!cmd_skb)
429                 return -ENOMEM;
430
431         qtnf_bus_lock(vif->mac->bus);
432
433         cmd = (struct qlink_cmd_frame_tx *)cmd_skb->data;
434         cmd->cookie = cpu_to_le32(cookie);
435         cmd->freq = cpu_to_le16(freq);
436         cmd->flags = cpu_to_le16(flags);
437
438         if (len && buf)
439                 qtnf_cmd_skb_put_buffer(cmd_skb, buf, len);
440
441         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
442
443         qtnf_bus_unlock(vif->mac->bus);
444
445         return ret;
446 }
447
448 int qtnf_cmd_send_mgmt_set_appie(struct qtnf_vif *vif, u8 frame_type,
449                                  const u8 *buf, size_t len)
450 {
451         struct sk_buff *cmd_skb;
452         int ret;
453
454         if (len > QTNF_MAX_CMD_BUF_SIZE) {
455                 pr_warn("VIF%u.%u: %u frame is too big: %zu\n", vif->mac->macid,
456                         vif->vifid, frame_type, len);
457                 return -E2BIG;
458         }
459
460         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
461                                             QLINK_CMD_MGMT_SET_APPIE,
462                                             sizeof(struct qlink_cmd));
463         if (!cmd_skb)
464                 return -ENOMEM;
465
466         qtnf_cmd_tlv_ie_set_add(cmd_skb, frame_type, buf, len);
467
468         qtnf_bus_lock(vif->mac->bus);
469         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
470         qtnf_bus_unlock(vif->mac->bus);
471
472         return ret;
473 }
474
475 static void
476 qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
477                          const struct qlink_sta_info_rate *rate_src)
478 {
479         rate_dst->legacy = get_unaligned_le16(&rate_src->rate) * 10;
480
481         rate_dst->mcs = rate_src->mcs;
482         rate_dst->nss = rate_src->nss;
483         rate_dst->flags = 0;
484
485         switch (rate_src->bw) {
486         case QLINK_CHAN_WIDTH_5:
487                 rate_dst->bw = RATE_INFO_BW_5;
488                 break;
489         case QLINK_CHAN_WIDTH_10:
490                 rate_dst->bw = RATE_INFO_BW_10;
491                 break;
492         case QLINK_CHAN_WIDTH_20:
493         case QLINK_CHAN_WIDTH_20_NOHT:
494                 rate_dst->bw = RATE_INFO_BW_20;
495                 break;
496         case QLINK_CHAN_WIDTH_40:
497                 rate_dst->bw = RATE_INFO_BW_40;
498                 break;
499         case QLINK_CHAN_WIDTH_80:
500                 rate_dst->bw = RATE_INFO_BW_80;
501                 break;
502         case QLINK_CHAN_WIDTH_160:
503                 rate_dst->bw = RATE_INFO_BW_160;
504                 break;
505         default:
506                 rate_dst->bw = 0;
507                 break;
508         }
509
510         if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HT_MCS)
511                 rate_dst->flags |= RATE_INFO_FLAGS_MCS;
512         else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
513                 rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
514         else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HE_MCS)
515                 rate_dst->flags |= RATE_INFO_FLAGS_HE_MCS;
516
517         if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
518                 rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
519 }
520
521 static void
522 qtnf_sta_info_parse_flags(struct nl80211_sta_flag_update *dst,
523                           const struct qlink_sta_info_state *src)
524 {
525         u32 mask, value;
526
527         dst->mask = 0;
528         dst->set = 0;
529
530         mask = le32_to_cpu(src->mask);
531         value = le32_to_cpu(src->value);
532
533         if (mask & QLINK_STA_FLAG_AUTHORIZED) {
534                 dst->mask |= BIT(NL80211_STA_FLAG_AUTHORIZED);
535                 if (value & QLINK_STA_FLAG_AUTHORIZED)
536                         dst->set |= BIT(NL80211_STA_FLAG_AUTHORIZED);
537         }
538
539         if (mask & QLINK_STA_FLAG_SHORT_PREAMBLE) {
540                 dst->mask |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
541                 if (value & QLINK_STA_FLAG_SHORT_PREAMBLE)
542                         dst->set |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
543         }
544
545         if (mask & QLINK_STA_FLAG_WME) {
546                 dst->mask |= BIT(NL80211_STA_FLAG_WME);
547                 if (value & QLINK_STA_FLAG_WME)
548                         dst->set |= BIT(NL80211_STA_FLAG_WME);
549         }
550
551         if (mask & QLINK_STA_FLAG_MFP) {
552                 dst->mask |= BIT(NL80211_STA_FLAG_MFP);
553                 if (value & QLINK_STA_FLAG_MFP)
554                         dst->set |= BIT(NL80211_STA_FLAG_MFP);
555         }
556
557         if (mask & QLINK_STA_FLAG_AUTHENTICATED) {
558                 dst->mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
559                 if (value & QLINK_STA_FLAG_AUTHENTICATED)
560                         dst->set |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
561         }
562
563         if (mask & QLINK_STA_FLAG_TDLS_PEER) {
564                 dst->mask |= BIT(NL80211_STA_FLAG_TDLS_PEER);
565                 if (value & QLINK_STA_FLAG_TDLS_PEER)
566                         dst->set |= BIT(NL80211_STA_FLAG_TDLS_PEER);
567         }
568
569         if (mask & QLINK_STA_FLAG_ASSOCIATED) {
570                 dst->mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
571                 if (value & QLINK_STA_FLAG_ASSOCIATED)
572                         dst->set |= BIT(NL80211_STA_FLAG_ASSOCIATED);
573         }
574 }
575
576 static void
577 qtnf_cmd_sta_info_parse(struct station_info *sinfo, const u8 *data,
578                         size_t resp_size)
579 {
580         const struct qlink_tlv_hdr *tlv;
581         const struct qlink_sta_stats *stats = NULL;
582         const u8 *map = NULL;
583         unsigned int map_len = 0;
584         unsigned int stats_len = 0;
585         u16 tlv_len;
586
587 #define qtnf_sta_stat_avail(stat_name, bitn)    \
588         (qtnf_utils_is_bit_set(map, bitn, map_len) && \
589          (offsetofend(struct qlink_sta_stats, stat_name) <= stats_len))
590
591         qlink_for_each_tlv(tlv, data, resp_size) {
592                 tlv_len = le16_to_cpu(tlv->len);
593
594                 switch (le16_to_cpu(tlv->type)) {
595                 case QTN_TLV_ID_BITMAP:
596                         map_len = tlv_len;
597                         map = tlv->val;
598                         break;
599                 case QTN_TLV_ID_STA_STATS:
600                         stats_len = tlv_len;
601                         stats = (const struct qlink_sta_stats *)tlv->val;
602                         break;
603                 default:
604                         break;
605                 }
606         }
607
608         if (!qlink_tlv_parsing_ok(tlv, data, resp_size)) {
609                 pr_err("Malformed TLV buffer\n");
610                 return;
611         }
612
613         if (!map || !stats)
614                 return;
615
616         if (qtnf_sta_stat_avail(inactive_time, QLINK_STA_INFO_INACTIVE_TIME)) {
617                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME);
618                 sinfo->inactive_time = le32_to_cpu(stats->inactive_time);
619         }
620
621         if (qtnf_sta_stat_avail(connected_time,
622                                 QLINK_STA_INFO_CONNECTED_TIME)) {
623                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CONNECTED_TIME);
624                 sinfo->connected_time = le32_to_cpu(stats->connected_time);
625         }
626
627         if (qtnf_sta_stat_avail(signal, QLINK_STA_INFO_SIGNAL)) {
628                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
629                 sinfo->signal = stats->signal - QLINK_RSSI_OFFSET;
630         }
631
632         if (qtnf_sta_stat_avail(signal_avg, QLINK_STA_INFO_SIGNAL_AVG)) {
633                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG);
634                 sinfo->signal_avg = stats->signal_avg - QLINK_RSSI_OFFSET;
635         }
636
637         if (qtnf_sta_stat_avail(rxrate, QLINK_STA_INFO_RX_BITRATE)) {
638                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE);
639                 qtnf_sta_info_parse_rate(&sinfo->rxrate, &stats->rxrate);
640         }
641
642         if (qtnf_sta_stat_avail(txrate, QLINK_STA_INFO_TX_BITRATE)) {
643                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
644                 qtnf_sta_info_parse_rate(&sinfo->txrate, &stats->txrate);
645         }
646
647         if (qtnf_sta_stat_avail(sta_flags, QLINK_STA_INFO_STA_FLAGS)) {
648                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_STA_FLAGS);
649                 qtnf_sta_info_parse_flags(&sinfo->sta_flags, &stats->sta_flags);
650         }
651
652         if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES)) {
653                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES);
654                 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
655         }
656
657         if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES)) {
658                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES);
659                 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
660         }
661
662         if (qtnf_sta_stat_avail(rx_bytes, QLINK_STA_INFO_RX_BYTES64)) {
663                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES64);
664                 sinfo->rx_bytes = le64_to_cpu(stats->rx_bytes);
665         }
666
667         if (qtnf_sta_stat_avail(tx_bytes, QLINK_STA_INFO_TX_BYTES64)) {
668                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BYTES64);
669                 sinfo->tx_bytes = le64_to_cpu(stats->tx_bytes);
670         }
671
672         if (qtnf_sta_stat_avail(rx_packets, QLINK_STA_INFO_RX_PACKETS)) {
673                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
674                 sinfo->rx_packets = le32_to_cpu(stats->rx_packets);
675         }
676
677         if (qtnf_sta_stat_avail(tx_packets, QLINK_STA_INFO_TX_PACKETS)) {
678                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
679                 sinfo->tx_packets = le32_to_cpu(stats->tx_packets);
680         }
681
682         if (qtnf_sta_stat_avail(rx_beacon, QLINK_STA_INFO_BEACON_RX)) {
683                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_RX);
684                 sinfo->rx_beacon = le64_to_cpu(stats->rx_beacon);
685         }
686
687         if (qtnf_sta_stat_avail(rx_dropped_misc, QLINK_STA_INFO_RX_DROP_MISC)) {
688                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC);
689                 sinfo->rx_dropped_misc = le32_to_cpu(stats->rx_dropped_misc);
690         }
691
692         if (qtnf_sta_stat_avail(tx_failed, QLINK_STA_INFO_TX_FAILED)) {
693                 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
694                 sinfo->tx_failed = le32_to_cpu(stats->tx_failed);
695         }
696
697 #undef qtnf_sta_stat_avail
698 }
699
700 int qtnf_cmd_get_sta_info(struct qtnf_vif *vif, const u8 *sta_mac,
701                           struct station_info *sinfo)
702 {
703         struct sk_buff *cmd_skb, *resp_skb = NULL;
704         struct qlink_cmd_get_sta_info *cmd;
705         const struct qlink_resp_get_sta_info *resp;
706         size_t var_resp_len = 0;
707         int ret = 0;
708
709         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
710                                             QLINK_CMD_GET_STA_INFO,
711                                             sizeof(*cmd));
712         if (!cmd_skb)
713                 return -ENOMEM;
714
715         qtnf_bus_lock(vif->mac->bus);
716
717         cmd = (struct qlink_cmd_get_sta_info *)cmd_skb->data;
718         ether_addr_copy(cmd->sta_addr, sta_mac);
719
720         ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
721                                        sizeof(*resp), &var_resp_len);
722         if (ret)
723                 goto out;
724
725         resp = (const struct qlink_resp_get_sta_info *)resp_skb->data;
726
727         if (!ether_addr_equal(sta_mac, resp->sta_addr)) {
728                 pr_err("VIF%u.%u: wrong mac in reply: %pM != %pM\n",
729                        vif->mac->macid, vif->vifid, resp->sta_addr, sta_mac);
730                 ret = -EINVAL;
731                 goto out;
732         }
733
734         qtnf_cmd_sta_info_parse(sinfo, resp->info, var_resp_len);
735
736 out:
737         qtnf_bus_unlock(vif->mac->bus);
738         consume_skb(resp_skb);
739
740         return ret;
741 }
742
743 static int qtnf_cmd_send_add_change_intf(struct qtnf_vif *vif,
744                                          enum nl80211_iftype iftype,
745                                          int use4addr,
746                                          u8 *mac_addr,
747                                          enum qlink_cmd_type cmd_type)
748 {
749         struct sk_buff *cmd_skb, *resp_skb = NULL;
750         struct qlink_cmd_manage_intf *cmd;
751         const struct qlink_resp_manage_intf *resp;
752         int ret = 0;
753
754         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
755                                             cmd_type,
756                                             sizeof(*cmd));
757         if (!cmd_skb)
758                 return -ENOMEM;
759
760         qtnf_bus_lock(vif->mac->bus);
761
762         cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
763         cmd->intf_info.use4addr = use4addr;
764
765         switch (iftype) {
766         case NL80211_IFTYPE_AP:
767                 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
768                 break;
769         case NL80211_IFTYPE_STATION:
770                 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
771                 break;
772         default:
773                 pr_err("VIF%u.%u: unsupported type %d\n", vif->mac->macid,
774                        vif->vifid, iftype);
775                 ret = -EINVAL;
776                 goto out;
777         }
778
779         if (mac_addr)
780                 ether_addr_copy(cmd->intf_info.mac_addr, mac_addr);
781         else
782                 eth_zero_addr(cmd->intf_info.mac_addr);
783
784         ret = qtnf_cmd_send_with_reply(vif->mac->bus, cmd_skb, &resp_skb,
785                                        sizeof(*resp), NULL);
786         if (ret)
787                 goto out;
788
789         resp = (const struct qlink_resp_manage_intf *)resp_skb->data;
790         ether_addr_copy(vif->mac_addr, resp->intf_info.mac_addr);
791
792 out:
793         qtnf_bus_unlock(vif->mac->bus);
794         consume_skb(resp_skb);
795
796         return ret;
797 }
798
799 int qtnf_cmd_send_add_intf(struct qtnf_vif *vif, enum nl80211_iftype iftype,
800                            int use4addr, u8 *mac_addr)
801 {
802         return qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
803                         QLINK_CMD_ADD_INTF);
804 }
805
806 int qtnf_cmd_send_change_intf_type(struct qtnf_vif *vif,
807                                    enum nl80211_iftype iftype,
808                                    int use4addr,
809                                    u8 *mac_addr)
810 {
811         int ret;
812
813         ret = qtnf_cmd_send_add_change_intf(vif, iftype, use4addr, mac_addr,
814                                             QLINK_CMD_CHANGE_INTF);
815
816         /* Regulatory settings may be different for different interface types */
817         if (ret == 0 && vif->wdev.iftype != iftype) {
818                 enum nl80211_band band;
819                 struct wiphy *wiphy = priv_to_wiphy(vif->mac);
820
821                 for (band = 0; band < NUM_NL80211_BANDS; ++band) {
822                         if (!wiphy->bands[band])
823                                 continue;
824
825                         qtnf_cmd_band_info_get(vif->mac, wiphy->bands[band]);
826                 }
827         }
828
829         return ret;
830 }
831
832 int qtnf_cmd_send_del_intf(struct qtnf_vif *vif)
833 {
834         struct sk_buff *cmd_skb;
835         struct qlink_cmd_manage_intf *cmd;
836         int ret = 0;
837
838         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
839                                             QLINK_CMD_DEL_INTF,
840                                             sizeof(*cmd));
841         if (!cmd_skb)
842                 return -ENOMEM;
843
844         qtnf_bus_lock(vif->mac->bus);
845
846         cmd = (struct qlink_cmd_manage_intf *)cmd_skb->data;
847
848         switch (vif->wdev.iftype) {
849         case NL80211_IFTYPE_AP:
850                 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_AP);
851                 break;
852         case NL80211_IFTYPE_STATION:
853                 cmd->intf_info.if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
854                 break;
855         default:
856                 pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid,
857                         vif->vifid, vif->wdev.iftype);
858                 dev_kfree_skb(cmd_skb);
859                 ret = -EINVAL;
860                 goto out;
861         }
862
863         eth_zero_addr(cmd->intf_info.mac_addr);
864
865         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
866         if (ret)
867                 goto out;
868
869 out:
870         qtnf_bus_unlock(vif->mac->bus);
871         return ret;
872 }
873
874 static int
875 qtnf_cmd_resp_proc_hw_info(struct qtnf_bus *bus,
876                            const struct qlink_resp_get_hw_info *resp,
877                            size_t info_len)
878 {
879         struct qtnf_hw_info *hwinfo = &bus->hw_info;
880         const struct qlink_tlv_hdr *tlv;
881         const char *bld_name = NULL;
882         const char *bld_rev = NULL;
883         const char *bld_type = NULL;
884         const char *bld_label = NULL;
885         u32 bld_tmstamp = 0;
886         u32 plat_id = 0;
887         const char *hw_id = NULL;
888         const char *calibration_ver = NULL;
889         const char *uboot_ver = NULL;
890         u32 hw_ver = 0;
891         u16 tlv_type;
892         u16 tlv_len;
893
894         hwinfo->num_mac = resp->num_mac;
895         hwinfo->mac_bitmap = resp->mac_bitmap;
896         hwinfo->fw_ver = le32_to_cpu(resp->fw_ver);
897         hwinfo->total_tx_chain = resp->total_tx_chain;
898         hwinfo->total_rx_chain = resp->total_rx_chain;
899
900         bld_tmstamp = le32_to_cpu(resp->bld_tmstamp);
901         plat_id = le32_to_cpu(resp->plat_id);
902         hw_ver = le32_to_cpu(resp->hw_ver);
903
904         qlink_for_each_tlv(tlv, resp->info, info_len) {
905                 tlv_type = le16_to_cpu(tlv->type);
906                 tlv_len = le16_to_cpu(tlv->len);
907
908                 switch (tlv_type) {
909                 case QTN_TLV_ID_BUILD_NAME:
910                         bld_name = (const void *)tlv->val;
911                         break;
912                 case QTN_TLV_ID_BUILD_REV:
913                         bld_rev = (const void *)tlv->val;
914                         break;
915                 case QTN_TLV_ID_BUILD_TYPE:
916                         bld_type = (const void *)tlv->val;
917                         break;
918                 case QTN_TLV_ID_BUILD_LABEL:
919                         bld_label = (const void *)tlv->val;
920                         break;
921                 case QTN_TLV_ID_HW_ID:
922                         hw_id = (const void *)tlv->val;
923                         break;
924                 case QTN_TLV_ID_CALIBRATION_VER:
925                         calibration_ver = (const void *)tlv->val;
926                         break;
927                 case QTN_TLV_ID_UBOOT_VER:
928                         uboot_ver = (const void *)tlv->val;
929                         break;
930                 case QTN_TLV_ID_BITMAP:
931                         memcpy(hwinfo->hw_capab, tlv->val,
932                                min(sizeof(hwinfo->hw_capab), (size_t)tlv_len));
933                         break;
934                 default:
935                         break;
936                 }
937         }
938
939         if (!qlink_tlv_parsing_ok(tlv, resp->info, info_len)) {
940                 pr_err("Malformed TLV buffer\n");
941                 return -EINVAL;
942         }
943
944         pr_info("\nBuild name:            %s\n"
945                 "Build revision:        %s\n"
946                 "Build type:            %s\n"
947                 "Build label:           %s\n"
948                 "Build timestamp:       %lu\n"
949                 "Platform ID:           %lu\n"
950                 "Hardware ID:           %s\n"
951                 "Calibration version:   %s\n"
952                 "U-Boot version:        %s\n"
953                 "Hardware version:      0x%08x\n"
954                 "Qlink ver:             %u.%u\n"
955                 "MACs map:              %#x\n"
956                 "Chains Rx-Tx:          %ux%u\n"
957                 "FW version:            0x%x\n",
958                 bld_name, bld_rev, bld_type, bld_label,
959                 (unsigned long)bld_tmstamp,
960                 (unsigned long)plat_id,
961                 hw_id, calibration_ver, uboot_ver, hw_ver,
962                 QLINK_VER_MAJOR(bus->hw_info.ql_proto_ver),
963                 QLINK_VER_MINOR(bus->hw_info.ql_proto_ver),
964                 hwinfo->mac_bitmap,
965                 hwinfo->total_rx_chain, hwinfo->total_tx_chain,
966                 hwinfo->fw_ver);
967
968         strlcpy(hwinfo->fw_version, bld_label, sizeof(hwinfo->fw_version));
969         hwinfo->hw_version = hw_ver;
970
971         return 0;
972 }
973
974 static void
975 qtnf_parse_wowlan_info(struct qtnf_wmac *mac,
976                        const struct qlink_wowlan_capab_data *wowlan)
977 {
978         struct qtnf_mac_info *mac_info = &mac->macinfo;
979         const struct qlink_wowlan_support *data1;
980         struct wiphy_wowlan_support *supp;
981
982         supp = kzalloc(sizeof(*supp), GFP_KERNEL);
983         if (!supp)
984                 return;
985
986         switch (le16_to_cpu(wowlan->version)) {
987         case 0x1:
988                 data1 = (struct qlink_wowlan_support *)wowlan->data;
989
990                 supp->flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT;
991                 supp->n_patterns = le32_to_cpu(data1->n_patterns);
992                 supp->pattern_max_len = le32_to_cpu(data1->pattern_max_len);
993                 supp->pattern_min_len = le32_to_cpu(data1->pattern_min_len);
994
995                 mac_info->wowlan = supp;
996                 break;
997         default:
998                 pr_warn("MAC%u: unsupported WoWLAN version 0x%x\n",
999                         mac->macid, le16_to_cpu(wowlan->version));
1000                 kfree(supp);
1001                 break;
1002         }
1003 }
1004
1005 static int
1006 qtnf_parse_variable_mac_info(struct qtnf_wmac *mac,
1007                              const struct qlink_resp_get_mac_info *resp,
1008                              size_t tlv_buf_size)
1009 {
1010         struct ieee80211_iface_combination *comb = mac->macinfo.if_comb;
1011         size_t n_comb = 0;
1012         struct ieee80211_iface_limit *limits;
1013         const struct qlink_iface_limit_record *rec;
1014         const struct qlink_iface_limit *lim;
1015         const struct qlink_wowlan_capab_data *wowlan;
1016         u16 rec_len;
1017         u16 tlv_type;
1018         u16 tlv_value_len;
1019         const struct qlink_tlv_hdr *tlv;
1020         u8 *ext_capa = NULL;
1021         u8 *ext_capa_mask = NULL;
1022         u8 ext_capa_len = 0;
1023         u8 ext_capa_mask_len = 0;
1024         int i = 0;
1025         struct ieee80211_reg_rule *rule;
1026         unsigned int rule_idx = 0;
1027         const struct qlink_tlv_reg_rule *tlv_rule;
1028
1029         if (WARN_ON(resp->n_reg_rules > NL80211_MAX_SUPP_REG_RULES))
1030                 return -E2BIG;
1031
1032         mac->rd = kzalloc(struct_size(mac->rd, reg_rules, resp->n_reg_rules),
1033                           GFP_KERNEL);
1034         if (!mac->rd)
1035                 return -ENOMEM;
1036
1037         mac->rd->n_reg_rules = resp->n_reg_rules;
1038         mac->rd->alpha2[0] = resp->alpha2[0];
1039         mac->rd->alpha2[1] = resp->alpha2[1];
1040
1041         switch (resp->dfs_region) {
1042         case QLINK_DFS_FCC:
1043                 mac->rd->dfs_region = NL80211_DFS_FCC;
1044                 break;
1045         case QLINK_DFS_ETSI:
1046                 mac->rd->dfs_region = NL80211_DFS_ETSI;
1047                 break;
1048         case QLINK_DFS_JP:
1049                 mac->rd->dfs_region = NL80211_DFS_JP;
1050                 break;
1051         case QLINK_DFS_UNSET:
1052         default:
1053                 mac->rd->dfs_region = NL80211_DFS_UNSET;
1054                 break;
1055         }
1056
1057         qlink_for_each_tlv(tlv, resp->var_info, tlv_buf_size) {
1058                 tlv_type = le16_to_cpu(tlv->type);
1059                 tlv_value_len = le16_to_cpu(tlv->len);
1060
1061                 switch (tlv_type) {
1062                 case QTN_TLV_ID_IFACE_LIMIT:
1063                         if (unlikely(!comb)) {
1064                                 pr_warn("MAC%u: no combinations advertised\n",
1065                                         mac->macid);
1066                                 return -EINVAL;
1067                         }
1068
1069                         if (n_comb >= mac->macinfo.n_if_comb) {
1070                                 pr_warn("MAC%u: combinations count exceeded\n",
1071                                         mac->macid);
1072                                 n_comb++;
1073                                 break;
1074                         }
1075
1076                         rec = (void *)tlv->val;
1077                         rec_len = sizeof(*rec) + rec->n_limits * sizeof(*lim);
1078
1079                         if (unlikely(tlv_value_len != rec_len)) {
1080                                 pr_warn("MAC%u: record %zu size mismatch\n",
1081                                         mac->macid, n_comb);
1082                                 return -EINVAL;
1083                         }
1084
1085                         limits = kcalloc(rec->n_limits, sizeof(*limits),
1086                                          GFP_KERNEL);
1087                         if (!limits)
1088                                 return -ENOMEM;
1089
1090                         comb[n_comb].num_different_channels =
1091                                 rec->num_different_channels;
1092                         comb[n_comb].max_interfaces =
1093                                 le16_to_cpu(rec->max_interfaces);
1094                         comb[n_comb].n_limits = rec->n_limits;
1095                         comb[n_comb].limits = limits;
1096
1097                         for (i = 0; i < rec->n_limits; i++) {
1098                                 lim = &rec->limits[i];
1099                                 limits[i].max = le16_to_cpu(lim->max_num);
1100                                 limits[i].types =
1101                                         qlink_iface_type_to_nl_mask(le16_to_cpu(lim->type));
1102                                 pr_debug("MAC%u: comb[%zu]: MAX:%u TYPES:%.4X\n",
1103                                          mac->macid, n_comb,
1104                                          limits[i].max, limits[i].types);
1105                         }
1106
1107                         n_comb++;
1108                         break;
1109                 case WLAN_EID_EXT_CAPABILITY:
1110                         if (unlikely(tlv_value_len > U8_MAX))
1111                                 return -EINVAL;
1112                         ext_capa = (u8 *)tlv->val;
1113                         ext_capa_len = tlv_value_len;
1114                         break;
1115                 case QTN_TLV_ID_EXT_CAPABILITY_MASK:
1116                         if (unlikely(tlv_value_len > U8_MAX))
1117                                 return -EINVAL;
1118                         ext_capa_mask = (u8 *)tlv->val;
1119                         ext_capa_mask_len = tlv_value_len;
1120                         break;
1121                 case QTN_TLV_ID_WOWLAN_CAPAB:
1122                         if (tlv_value_len < sizeof(*wowlan))
1123                                 return -EINVAL;
1124
1125                         wowlan = (void *)tlv->val;
1126                         if (!le16_to_cpu(wowlan->len)) {
1127                                 pr_warn("MAC%u: skip empty WoWLAN data\n",
1128                                         mac->macid);
1129                                 break;
1130                         }
1131
1132                         rec_len = sizeof(*wowlan) + le16_to_cpu(wowlan->len);
1133                         if (unlikely(tlv_value_len != rec_len)) {
1134                                 pr_warn("MAC%u: WoWLAN data size mismatch\n",
1135                                         mac->macid);
1136                                 return -EINVAL;
1137                         }
1138
1139                         kfree(mac->macinfo.wowlan);
1140                         mac->macinfo.wowlan = NULL;
1141                         qtnf_parse_wowlan_info(mac, wowlan);
1142                         break;
1143                 case QTN_TLV_ID_REG_RULE:
1144                         if (rule_idx >= resp->n_reg_rules) {
1145                                 pr_warn("unexpected number of rules: %u\n",
1146                                         resp->n_reg_rules);
1147                                 return -EINVAL;
1148                         }
1149
1150                         if (tlv_value_len != sizeof(*tlv_rule) - sizeof(*tlv)) {
1151                                 pr_warn("malformed TLV 0x%.2X; LEN: %u\n",
1152                                         tlv_type, tlv_value_len);
1153                                 return -EINVAL;
1154                         }
1155
1156                         tlv_rule = (const struct qlink_tlv_reg_rule *)tlv;
1157                         rule = &mac->rd->reg_rules[rule_idx++];
1158                         qlink_utils_regrule_q2nl(rule, tlv_rule);
1159                         break;
1160                 default:
1161                         pr_warn("MAC%u: unknown TLV type %u\n",
1162                                 mac->macid, tlv_type);
1163                         break;
1164                 }
1165         }
1166
1167         if (!qlink_tlv_parsing_ok(tlv, resp->var_info, tlv_buf_size)) {
1168                 pr_err("Malformed TLV buffer\n");
1169                 return -EINVAL;
1170         }
1171
1172         if (mac->macinfo.n_if_comb != n_comb) {
1173                 pr_err("MAC%u: combination mismatch: reported=%zu parsed=%zu\n",
1174                        mac->macid, mac->macinfo.n_if_comb, n_comb);
1175                 return -EINVAL;
1176         }
1177
1178         if (ext_capa_len != ext_capa_mask_len) {
1179                 pr_err("MAC%u: ext_capa/_mask lengths mismatch: %u != %u\n",
1180                        mac->macid, ext_capa_len, ext_capa_mask_len);
1181                 return -EINVAL;
1182         }
1183
1184         if (rule_idx != resp->n_reg_rules) {
1185                 pr_warn("unexpected number of rules: expected %u got %u\n",
1186                         resp->n_reg_rules, rule_idx);
1187                 return -EINVAL;
1188         }
1189
1190         if (ext_capa_len > 0) {
1191                 ext_capa = kmemdup(ext_capa, ext_capa_len, GFP_KERNEL);
1192                 if (!ext_capa)
1193                         return -ENOMEM;
1194
1195                 ext_capa_mask =
1196                         kmemdup(ext_capa_mask, ext_capa_mask_len, GFP_KERNEL);
1197                 if (!ext_capa_mask) {
1198                         kfree(ext_capa);
1199                         return -ENOMEM;
1200                 }
1201         } else {
1202                 ext_capa = NULL;
1203                 ext_capa_mask = NULL;
1204         }
1205
1206         qtnf_mac_ext_caps_free(mac);
1207         mac->macinfo.extended_capabilities = ext_capa;
1208         mac->macinfo.extended_capabilities_mask = ext_capa_mask;
1209         mac->macinfo.extended_capabilities_len = ext_capa_len;
1210
1211         return 0;
1212 }
1213
1214 static int
1215 qtnf_cmd_resp_proc_mac_info(struct qtnf_wmac *mac,
1216                             const struct qlink_resp_get_mac_info *resp_info)
1217 {
1218         struct qtnf_mac_info *mac_info;
1219         struct qtnf_vif *vif;
1220
1221         qtnf_mac_iface_comb_free(mac);
1222
1223         mac_info = &mac->macinfo;
1224
1225         mac_info->bands_cap = resp_info->bands_cap;
1226         ether_addr_copy(mac->macaddr, resp_info->dev_mac);
1227
1228         vif = qtnf_mac_get_base_vif(mac);
1229         if (vif)
1230                 ether_addr_copy(vif->mac_addr, mac->macaddr);
1231         else
1232                 pr_err("could not get valid base vif\n");
1233
1234         mac_info->num_tx_chain = resp_info->num_tx_chain;
1235         mac_info->num_rx_chain = resp_info->num_rx_chain;
1236
1237         mac_info->max_ap_assoc_sta = le16_to_cpu(resp_info->max_ap_assoc_sta);
1238         mac_info->radar_detect_widths =
1239                         qlink_chan_width_mask_to_nl(le16_to_cpu(
1240                                         resp_info->radar_detect_widths));
1241         mac_info->max_acl_mac_addrs = le16_to_cpu(resp_info->max_acl_mac_addrs);
1242         mac_info->frag_thr = le32_to_cpu(resp_info->frag_threshold);
1243         mac_info->rts_thr = le32_to_cpu(resp_info->rts_threshold);
1244         mac_info->sretry_limit = resp_info->retry_short;
1245         mac_info->lretry_limit = resp_info->retry_long;
1246         mac_info->coverage_class = resp_info->coverage_class;
1247         mac_info->max_scan_ssids = resp_info->max_scan_ssids;
1248
1249         memcpy(&mac_info->ht_cap_mod_mask, &resp_info->ht_cap_mod_mask,
1250                sizeof(mac_info->ht_cap_mod_mask));
1251         memcpy(&mac_info->vht_cap_mod_mask, &resp_info->vht_cap_mod_mask,
1252                sizeof(mac_info->vht_cap_mod_mask));
1253
1254         mac_info->n_if_comb = resp_info->n_iface_combinations;
1255         mac_info->if_comb = kcalloc(mac->macinfo.n_if_comb,
1256                                     sizeof(*mac->macinfo.if_comb),
1257                                     GFP_KERNEL);
1258
1259         if (!mac->macinfo.if_comb)
1260                 return -ENOMEM;
1261
1262         return 0;
1263 }
1264
1265 static void qtnf_cmd_resp_band_fill_htcap(const u8 *info,
1266                                           struct ieee80211_sta_ht_cap *bcap)
1267 {
1268         const struct ieee80211_ht_cap *ht_cap =
1269                 (const struct ieee80211_ht_cap *)info;
1270
1271         bcap->ht_supported = true;
1272         bcap->cap = le16_to_cpu(ht_cap->cap_info);
1273         bcap->ampdu_factor =
1274                 ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
1275         bcap->ampdu_density =
1276                 (ht_cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >>
1277                 IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT;
1278         memcpy(&bcap->mcs, &ht_cap->mcs, sizeof(bcap->mcs));
1279 }
1280
1281 static void qtnf_cmd_resp_band_fill_vhtcap(const u8 *info,
1282                                            struct ieee80211_sta_vht_cap *bcap)
1283 {
1284         const struct ieee80211_vht_cap *vht_cap =
1285                 (const struct ieee80211_vht_cap *)info;
1286
1287         bcap->vht_supported = true;
1288         bcap->cap = le32_to_cpu(vht_cap->vht_cap_info);
1289         memcpy(&bcap->vht_mcs, &vht_cap->supp_mcs, sizeof(bcap->vht_mcs));
1290 }
1291
1292 static void qtnf_cmd_conv_iftype(struct ieee80211_sband_iftype_data
1293                                   *iftype_data,
1294                                   const struct qlink_sband_iftype_data
1295                                   *qlink_data)
1296 {
1297         iftype_data->types_mask = le16_to_cpu(qlink_data->types_mask);
1298
1299         iftype_data->he_cap.has_he = true;
1300         memcpy(&iftype_data->he_cap.he_cap_elem, &qlink_data->he_cap_elem,
1301                sizeof(qlink_data->he_cap_elem));
1302         memcpy(iftype_data->he_cap.ppe_thres, qlink_data->ppe_thres,
1303                ARRAY_SIZE(qlink_data->ppe_thres));
1304
1305         iftype_data->he_cap.he_mcs_nss_supp.rx_mcs_80 =
1306                 qlink_data->he_mcs_nss_supp.rx_mcs_80;
1307         iftype_data->he_cap.he_mcs_nss_supp.tx_mcs_80 =
1308                 qlink_data->he_mcs_nss_supp.tx_mcs_80;
1309         iftype_data->he_cap.he_mcs_nss_supp.rx_mcs_160 =
1310                 qlink_data->he_mcs_nss_supp.rx_mcs_160;
1311         iftype_data->he_cap.he_mcs_nss_supp.tx_mcs_160 =
1312                 qlink_data->he_mcs_nss_supp.tx_mcs_160;
1313         iftype_data->he_cap.he_mcs_nss_supp.rx_mcs_80p80 =
1314                 qlink_data->he_mcs_nss_supp.rx_mcs_80p80;
1315         iftype_data->he_cap.he_mcs_nss_supp.tx_mcs_80p80 =
1316                 qlink_data->he_mcs_nss_supp.tx_mcs_80p80;
1317 }
1318
1319 static int qtnf_cmd_band_fill_iftype(const u8 *data,
1320                                      struct ieee80211_supported_band *band)
1321 {
1322         unsigned int i;
1323         struct ieee80211_sband_iftype_data *iftype_data;
1324         const struct qlink_tlv_iftype_data *tlv =
1325                 (const struct qlink_tlv_iftype_data *)data;
1326         size_t payload_len = tlv->n_iftype_data * sizeof(*tlv->iftype_data) +
1327                 sizeof(*tlv) -
1328                 sizeof(struct qlink_tlv_hdr);
1329
1330         if (tlv->hdr.len != cpu_to_le16(payload_len)) {
1331                 pr_err("bad IFTYPE_DATA TLV len %u\n", tlv->hdr.len);
1332                 return -EINVAL;
1333         }
1334
1335         kfree(band->iftype_data);
1336         band->iftype_data = NULL;
1337         band->n_iftype_data = tlv->n_iftype_data;
1338         if (band->n_iftype_data == 0)
1339                 return 0;
1340
1341         iftype_data = kcalloc(band->n_iftype_data, sizeof(*iftype_data),
1342                               GFP_KERNEL);
1343         if (!iftype_data) {
1344                 band->n_iftype_data = 0;
1345                 return -ENOMEM;
1346         }
1347         band->iftype_data = iftype_data;
1348
1349         for (i = 0; i < band->n_iftype_data; i++)
1350                 qtnf_cmd_conv_iftype(iftype_data++, &tlv->iftype_data[i]);
1351
1352         return 0;
1353 }
1354
1355 static int
1356 qtnf_cmd_resp_fill_band_info(struct ieee80211_supported_band *band,
1357                              struct qlink_resp_band_info_get *resp,
1358                              size_t payload_len)
1359 {
1360         u16 tlv_type;
1361         size_t tlv_dlen;
1362         const struct qlink_tlv_hdr *tlv;
1363         const struct qlink_channel *qchan;
1364         struct ieee80211_channel *chan;
1365         unsigned int chidx = 0;
1366         u32 qflags;
1367         int ret = -EINVAL;
1368
1369         memset(&band->ht_cap, 0, sizeof(band->ht_cap));
1370         memset(&band->vht_cap, 0, sizeof(band->vht_cap));
1371
1372         if (band->channels) {
1373                 if (band->n_channels == resp->num_chans) {
1374                         memset(band->channels, 0,
1375                                sizeof(*band->channels) * band->n_channels);
1376                 } else {
1377                         kfree(band->channels);
1378                         band->n_channels = 0;
1379                         band->channels = NULL;
1380                 }
1381         }
1382
1383         band->n_channels = resp->num_chans;
1384         if (band->n_channels == 0)
1385                 return 0;
1386
1387         if (!band->channels)
1388                 band->channels = kcalloc(band->n_channels, sizeof(*chan),
1389                                          GFP_KERNEL);
1390         if (!band->channels) {
1391                 band->n_channels = 0;
1392                 return -ENOMEM;
1393         }
1394
1395         qlink_for_each_tlv(tlv, resp->info, payload_len) {
1396                 tlv_type = le16_to_cpu(tlv->type);
1397                 tlv_dlen = le16_to_cpu(tlv->len);
1398
1399                 switch (tlv_type) {
1400                 case QTN_TLV_ID_CHANNEL:
1401                         if (unlikely(tlv_dlen != sizeof(*qchan))) {
1402                                 pr_err("invalid channel TLV len %zu\n",
1403                                        tlv_dlen);
1404                                 goto error_ret;
1405                         }
1406
1407                         if (chidx == band->n_channels) {
1408                                 pr_err("too many channel TLVs\n");
1409                                 goto error_ret;
1410                         }
1411
1412                         qchan = (const struct qlink_channel *)tlv->val;
1413                         chan = &band->channels[chidx++];
1414                         qflags = le32_to_cpu(qchan->flags);
1415
1416                         chan->hw_value = le16_to_cpu(qchan->hw_value);
1417                         chan->band = band->band;
1418                         chan->center_freq = le16_to_cpu(qchan->center_freq);
1419                         chan->max_antenna_gain = (int)qchan->max_antenna_gain;
1420                         chan->max_power = (int)qchan->max_power;
1421                         chan->max_reg_power = (int)qchan->max_reg_power;
1422                         chan->beacon_found = qchan->beacon_found;
1423                         chan->dfs_cac_ms = le32_to_cpu(qchan->dfs_cac_ms);
1424                         chan->flags = 0;
1425
1426                         if (qflags & QLINK_CHAN_DISABLED)
1427                                 chan->flags |= IEEE80211_CHAN_DISABLED;
1428
1429                         if (qflags & QLINK_CHAN_NO_IR)
1430                                 chan->flags |= IEEE80211_CHAN_NO_IR;
1431
1432                         if (qflags & QLINK_CHAN_NO_HT40PLUS)
1433                                 chan->flags |= IEEE80211_CHAN_NO_HT40PLUS;
1434
1435                         if (qflags & QLINK_CHAN_NO_HT40MINUS)
1436                                 chan->flags |= IEEE80211_CHAN_NO_HT40MINUS;
1437
1438                         if (qflags & QLINK_CHAN_NO_OFDM)
1439                                 chan->flags |= IEEE80211_CHAN_NO_OFDM;
1440
1441                         if (qflags & QLINK_CHAN_NO_80MHZ)
1442                                 chan->flags |= IEEE80211_CHAN_NO_80MHZ;
1443
1444                         if (qflags & QLINK_CHAN_NO_160MHZ)
1445                                 chan->flags |= IEEE80211_CHAN_NO_160MHZ;
1446
1447                         if (qflags & QLINK_CHAN_INDOOR_ONLY)
1448                                 chan->flags |= IEEE80211_CHAN_INDOOR_ONLY;
1449
1450                         if (qflags & QLINK_CHAN_IR_CONCURRENT)
1451                                 chan->flags |= IEEE80211_CHAN_IR_CONCURRENT;
1452
1453                         if (qflags & QLINK_CHAN_NO_20MHZ)
1454                                 chan->flags |= IEEE80211_CHAN_NO_20MHZ;
1455
1456                         if (qflags & QLINK_CHAN_NO_10MHZ)
1457                                 chan->flags |= IEEE80211_CHAN_NO_10MHZ;
1458
1459                         if (qflags & QLINK_CHAN_RADAR) {
1460                                 chan->flags |= IEEE80211_CHAN_RADAR;
1461                                 chan->dfs_state_entered = jiffies;
1462
1463                                 if (qchan->dfs_state == QLINK_DFS_USABLE)
1464                                         chan->dfs_state = NL80211_DFS_USABLE;
1465                                 else if (qchan->dfs_state ==
1466                                         QLINK_DFS_AVAILABLE)
1467                                         chan->dfs_state = NL80211_DFS_AVAILABLE;
1468                                 else
1469                                         chan->dfs_state =
1470                                                 NL80211_DFS_UNAVAILABLE;
1471                         }
1472
1473                         pr_debug("chan=%d flags=%#x max_pow=%d max_reg_pow=%d\n",
1474                                  chan->hw_value, chan->flags, chan->max_power,
1475                                  chan->max_reg_power);
1476                         break;
1477                 case WLAN_EID_HT_CAPABILITY:
1478                         if (unlikely(tlv_dlen !=
1479                                      sizeof(struct ieee80211_ht_cap))) {
1480                                 pr_err("bad HTCAP TLV len %zu\n", tlv_dlen);
1481                                 goto error_ret;
1482                         }
1483
1484                         qtnf_cmd_resp_band_fill_htcap(tlv->val, &band->ht_cap);
1485                         break;
1486                 case WLAN_EID_VHT_CAPABILITY:
1487                         if (unlikely(tlv_dlen !=
1488                                      sizeof(struct ieee80211_vht_cap))) {
1489                                 pr_err("bad VHTCAP TLV len %zu\n", tlv_dlen);
1490                                 goto error_ret;
1491                         }
1492
1493                         qtnf_cmd_resp_band_fill_vhtcap(tlv->val,
1494                                                        &band->vht_cap);
1495                         break;
1496                 case QTN_TLV_ID_IFTYPE_DATA:
1497                         ret = qtnf_cmd_band_fill_iftype((const uint8_t *)tlv,
1498                                                         band);
1499                         if (ret)
1500                                 goto error_ret;
1501                         break;
1502                 default:
1503                         pr_warn("unknown TLV type: %#x\n", tlv_type);
1504                         break;
1505                 }
1506         }
1507
1508         if (!qlink_tlv_parsing_ok(tlv, resp->info, payload_len)) {
1509                 pr_err("Malformed TLV buffer\n");
1510                 goto error_ret;
1511         }
1512
1513         if (band->n_channels != chidx) {
1514                 pr_err("channel count mismatch: reported=%d, parsed=%d\n",
1515                        band->n_channels, chidx);
1516                 goto error_ret;
1517         }
1518
1519         return 0;
1520
1521 error_ret:
1522         kfree(band->channels);
1523         band->channels = NULL;
1524         band->n_channels = 0;
1525
1526         return ret;
1527 }
1528
1529 int qtnf_cmd_get_mac_info(struct qtnf_wmac *mac)
1530 {
1531         struct sk_buff *cmd_skb, *resp_skb = NULL;
1532         const struct qlink_resp_get_mac_info *resp;
1533         size_t var_data_len = 0;
1534         int ret = 0;
1535
1536         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
1537                                             QLINK_CMD_MAC_INFO,
1538                                             sizeof(struct qlink_cmd));
1539         if (!cmd_skb)
1540                 return -ENOMEM;
1541
1542         qtnf_bus_lock(mac->bus);
1543         ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1544                                        sizeof(*resp), &var_data_len);
1545         if (ret)
1546                 goto out;
1547
1548         resp = (const struct qlink_resp_get_mac_info *)resp_skb->data;
1549         ret = qtnf_cmd_resp_proc_mac_info(mac, resp);
1550         if (ret)
1551                 goto out;
1552
1553         ret = qtnf_parse_variable_mac_info(mac, resp, var_data_len);
1554
1555 out:
1556         qtnf_bus_unlock(mac->bus);
1557         consume_skb(resp_skb);
1558
1559         return ret;
1560 }
1561
1562 int qtnf_cmd_get_hw_info(struct qtnf_bus *bus)
1563 {
1564         struct sk_buff *cmd_skb, *resp_skb = NULL;
1565         const struct qlink_resp_get_hw_info *resp;
1566         size_t info_len = 0;
1567         int ret = 0;
1568
1569         cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1570                                             QLINK_CMD_GET_HW_INFO,
1571                                             sizeof(struct qlink_cmd));
1572         if (!cmd_skb)
1573                 return -ENOMEM;
1574
1575         qtnf_bus_lock(bus);
1576         ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
1577                                        sizeof(*resp), &info_len);
1578         if (ret)
1579                 goto out;
1580
1581         resp = (const struct qlink_resp_get_hw_info *)resp_skb->data;
1582         ret = qtnf_cmd_resp_proc_hw_info(bus, resp, info_len);
1583
1584 out:
1585         qtnf_bus_unlock(bus);
1586         consume_skb(resp_skb);
1587
1588         return ret;
1589 }
1590
1591 int qtnf_cmd_band_info_get(struct qtnf_wmac *mac,
1592                            struct ieee80211_supported_band *band)
1593 {
1594         struct sk_buff *cmd_skb, *resp_skb = NULL;
1595         struct qlink_cmd_band_info_get *cmd;
1596         struct qlink_resp_band_info_get *resp;
1597         size_t info_len = 0;
1598         int ret = 0;
1599         u8 qband = qlink_utils_band_cfg2q(band->band);
1600
1601         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1602                                             QLINK_CMD_BAND_INFO_GET,
1603                                             sizeof(*cmd));
1604         if (!cmd_skb)
1605                 return -ENOMEM;
1606
1607         cmd = (struct qlink_cmd_band_info_get *)cmd_skb->data;
1608         cmd->band = qband;
1609
1610         qtnf_bus_lock(mac->bus);
1611         ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
1612                                        sizeof(*resp), &info_len);
1613         if (ret)
1614                 goto out;
1615
1616         resp = (struct qlink_resp_band_info_get *)resp_skb->data;
1617         if (resp->band != qband) {
1618                 pr_err("MAC%u: reply band %u != cmd band %u\n", mac->macid,
1619                        resp->band, qband);
1620                 ret = -EINVAL;
1621                 goto out;
1622         }
1623
1624         ret = qtnf_cmd_resp_fill_band_info(band, resp, info_len);
1625
1626 out:
1627         qtnf_bus_unlock(mac->bus);
1628         consume_skb(resp_skb);
1629
1630         return ret;
1631 }
1632
1633 int qtnf_cmd_send_update_phy_params(struct qtnf_wmac *mac, u32 changed)
1634 {
1635         struct wiphy *wiphy = priv_to_wiphy(mac);
1636         struct sk_buff *cmd_skb;
1637         int ret = 0;
1638
1639         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, 0,
1640                                             QLINK_CMD_PHY_PARAMS_SET,
1641                                             sizeof(struct qlink_cmd));
1642         if (!cmd_skb)
1643                 return -ENOMEM;
1644
1645         qtnf_bus_lock(mac->bus);
1646
1647         if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
1648                 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_FRAG_THRESH,
1649                                          wiphy->frag_threshold);
1650         if (changed & WIPHY_PARAM_RTS_THRESHOLD)
1651                 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_RTS_THRESH,
1652                                          wiphy->rts_threshold);
1653         if (changed & WIPHY_PARAM_COVERAGE_CLASS)
1654                 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_COVERAGE_CLASS,
1655                                          wiphy->coverage_class);
1656
1657         if (changed & WIPHY_PARAM_RETRY_LONG)
1658                 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_LRETRY_LIMIT,
1659                                          wiphy->retry_long);
1660
1661         if (changed & WIPHY_PARAM_RETRY_SHORT)
1662                 qtnf_cmd_skb_put_tlv_u32(cmd_skb, QTN_TLV_ID_SRETRY_LIMIT,
1663                                          wiphy->retry_short);
1664
1665         ret = qtnf_cmd_send(mac->bus, cmd_skb);
1666
1667         qtnf_bus_unlock(mac->bus);
1668
1669         return ret;
1670 }
1671
1672 int qtnf_cmd_send_init_fw(struct qtnf_bus *bus)
1673 {
1674         struct sk_buff *resp_skb = NULL;
1675         struct qlink_resp_init_fw *resp;
1676         struct qlink_cmd_init_fw *cmd;
1677         struct sk_buff *cmd_skb;
1678         size_t info_len = 0;
1679         int ret;
1680
1681         cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1682                                             QLINK_CMD_FW_INIT,
1683                                             sizeof(*cmd));
1684         if (!cmd_skb)
1685                 return -ENOMEM;
1686
1687         cmd = (struct qlink_cmd_init_fw *)cmd_skb->data;
1688         cmd->qlink_proto_ver = cpu_to_le32(QLINK_PROTO_VER);
1689
1690         qtnf_bus_lock(bus);
1691         ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
1692                                        sizeof(*resp), &info_len);
1693         qtnf_bus_unlock(bus);
1694
1695         if (ret)
1696                 goto out;
1697
1698         resp = (struct qlink_resp_init_fw *)resp_skb->data;
1699         bus->hw_info.ql_proto_ver = le32_to_cpu(resp->qlink_proto_ver);
1700
1701 out:
1702         consume_skb(resp_skb);
1703         return ret;
1704 }
1705
1706 void qtnf_cmd_send_deinit_fw(struct qtnf_bus *bus)
1707 {
1708         struct sk_buff *cmd_skb;
1709
1710         cmd_skb = qtnf_cmd_alloc_new_cmdskb(QLINK_MACID_RSVD, QLINK_VIFID_RSVD,
1711                                             QLINK_CMD_FW_DEINIT,
1712                                             sizeof(struct qlink_cmd));
1713         if (!cmd_skb)
1714                 return;
1715
1716         qtnf_bus_lock(bus);
1717         qtnf_cmd_send(bus, cmd_skb);
1718         qtnf_bus_unlock(bus);
1719 }
1720
1721 int qtnf_cmd_send_add_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1722                           const u8 *mac_addr, struct key_params *params)
1723 {
1724         struct sk_buff *cmd_skb;
1725         struct qlink_cmd_add_key *cmd;
1726         int ret = 0;
1727
1728         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1729                                             QLINK_CMD_ADD_KEY,
1730                                             sizeof(*cmd));
1731         if (!cmd_skb)
1732                 return -ENOMEM;
1733
1734         qtnf_bus_lock(vif->mac->bus);
1735
1736         cmd = (struct qlink_cmd_add_key *)cmd_skb->data;
1737
1738         if (mac_addr)
1739                 ether_addr_copy(cmd->addr, mac_addr);
1740         else
1741                 eth_broadcast_addr(cmd->addr);
1742
1743         cmd->cipher = cpu_to_le32(params->cipher);
1744         cmd->key_index = key_index;
1745         cmd->pairwise = pairwise;
1746
1747         if (params->key && params->key_len > 0)
1748                 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_KEY,
1749                                          params->key,
1750                                          params->key_len);
1751
1752         if (params->seq && params->seq_len > 0)
1753                 qtnf_cmd_skb_put_tlv_arr(cmd_skb, QTN_TLV_ID_SEQ,
1754                                          params->seq,
1755                                          params->seq_len);
1756
1757         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1758
1759         qtnf_bus_unlock(vif->mac->bus);
1760
1761         return ret;
1762 }
1763
1764 int qtnf_cmd_send_del_key(struct qtnf_vif *vif, u8 key_index, bool pairwise,
1765                           const u8 *mac_addr)
1766 {
1767         struct sk_buff *cmd_skb;
1768         struct qlink_cmd_del_key *cmd;
1769         int ret = 0;
1770
1771         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1772                                             QLINK_CMD_DEL_KEY,
1773                                             sizeof(*cmd));
1774         if (!cmd_skb)
1775                 return -ENOMEM;
1776
1777         qtnf_bus_lock(vif->mac->bus);
1778
1779         cmd = (struct qlink_cmd_del_key *)cmd_skb->data;
1780
1781         if (mac_addr)
1782                 ether_addr_copy(cmd->addr, mac_addr);
1783         else
1784                 eth_broadcast_addr(cmd->addr);
1785
1786         cmd->key_index = key_index;
1787         cmd->pairwise = pairwise;
1788
1789         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1790
1791         qtnf_bus_unlock(vif->mac->bus);
1792
1793         return ret;
1794 }
1795
1796 int qtnf_cmd_send_set_default_key(struct qtnf_vif *vif, u8 key_index,
1797                                   bool unicast, bool multicast)
1798 {
1799         struct sk_buff *cmd_skb;
1800         struct qlink_cmd_set_def_key *cmd;
1801         int ret = 0;
1802
1803         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1804                                             QLINK_CMD_SET_DEFAULT_KEY,
1805                                             sizeof(*cmd));
1806         if (!cmd_skb)
1807                 return -ENOMEM;
1808
1809         qtnf_bus_lock(vif->mac->bus);
1810
1811         cmd = (struct qlink_cmd_set_def_key *)cmd_skb->data;
1812         cmd->key_index = key_index;
1813         cmd->unicast = unicast;
1814         cmd->multicast = multicast;
1815
1816         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1817
1818         qtnf_bus_unlock(vif->mac->bus);
1819
1820         return ret;
1821 }
1822
1823 int qtnf_cmd_send_set_default_mgmt_key(struct qtnf_vif *vif, u8 key_index)
1824 {
1825         struct sk_buff *cmd_skb;
1826         struct qlink_cmd_set_def_mgmt_key *cmd;
1827         int ret = 0;
1828
1829         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1830                                             QLINK_CMD_SET_DEFAULT_MGMT_KEY,
1831                                             sizeof(*cmd));
1832         if (!cmd_skb)
1833                 return -ENOMEM;
1834
1835         qtnf_bus_lock(vif->mac->bus);
1836
1837         cmd = (struct qlink_cmd_set_def_mgmt_key *)cmd_skb->data;
1838         cmd->key_index = key_index;
1839
1840         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1841
1842         qtnf_bus_unlock(vif->mac->bus);
1843
1844         return ret;
1845 }
1846
1847 static u32 qtnf_encode_sta_flags(u32 flags)
1848 {
1849         u32 code = 0;
1850
1851         if (flags & BIT(NL80211_STA_FLAG_AUTHORIZED))
1852                 code |= QLINK_STA_FLAG_AUTHORIZED;
1853         if (flags & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE))
1854                 code |= QLINK_STA_FLAG_SHORT_PREAMBLE;
1855         if (flags & BIT(NL80211_STA_FLAG_WME))
1856                 code |= QLINK_STA_FLAG_WME;
1857         if (flags & BIT(NL80211_STA_FLAG_MFP))
1858                 code |= QLINK_STA_FLAG_MFP;
1859         if (flags & BIT(NL80211_STA_FLAG_AUTHENTICATED))
1860                 code |= QLINK_STA_FLAG_AUTHENTICATED;
1861         if (flags & BIT(NL80211_STA_FLAG_TDLS_PEER))
1862                 code |= QLINK_STA_FLAG_TDLS_PEER;
1863         if (flags & BIT(NL80211_STA_FLAG_ASSOCIATED))
1864                 code |= QLINK_STA_FLAG_ASSOCIATED;
1865         return code;
1866 }
1867
1868 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
1869                              struct station_parameters *params)
1870 {
1871         struct sk_buff *cmd_skb;
1872         struct qlink_cmd_change_sta *cmd;
1873         int ret = 0;
1874
1875         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1876                                             QLINK_CMD_CHANGE_STA,
1877                                             sizeof(*cmd));
1878         if (!cmd_skb)
1879                 return -ENOMEM;
1880
1881         qtnf_bus_lock(vif->mac->bus);
1882
1883         cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
1884         ether_addr_copy(cmd->sta_addr, mac);
1885         cmd->flag_update.mask =
1886                 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
1887         cmd->flag_update.value =
1888                 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
1889
1890         switch (vif->wdev.iftype) {
1891         case NL80211_IFTYPE_AP:
1892                 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
1893                 break;
1894         case NL80211_IFTYPE_STATION:
1895                 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
1896                 break;
1897         default:
1898                 pr_err("unsupported iftype %d\n", vif->wdev.iftype);
1899                 dev_kfree_skb(cmd_skb);
1900                 ret = -EINVAL;
1901                 goto out;
1902         }
1903
1904         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1905
1906 out:
1907         qtnf_bus_unlock(vif->mac->bus);
1908
1909         return ret;
1910 }
1911
1912 int qtnf_cmd_send_del_sta(struct qtnf_vif *vif,
1913                           struct station_del_parameters *params)
1914 {
1915         struct sk_buff *cmd_skb;
1916         struct qlink_cmd_del_sta *cmd;
1917         int ret = 0;
1918
1919         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
1920                                             QLINK_CMD_DEL_STA,
1921                                             sizeof(*cmd));
1922         if (!cmd_skb)
1923                 return -ENOMEM;
1924
1925         qtnf_bus_lock(vif->mac->bus);
1926
1927         cmd = (struct qlink_cmd_del_sta *)cmd_skb->data;
1928
1929         if (params->mac)
1930                 ether_addr_copy(cmd->sta_addr, params->mac);
1931         else
1932                 eth_broadcast_addr(cmd->sta_addr);      /* flush all stations */
1933
1934         cmd->subtype = params->subtype;
1935         cmd->reason_code = cpu_to_le16(params->reason_code);
1936
1937         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
1938
1939         qtnf_bus_unlock(vif->mac->bus);
1940
1941         return ret;
1942 }
1943
1944 static void qtnf_cmd_channel_tlv_add(struct sk_buff *cmd_skb,
1945                                      const struct ieee80211_channel *sc)
1946 {
1947         struct qlink_tlv_channel *tlv;
1948         struct qlink_channel *qch;
1949
1950         tlv = skb_put_zero(cmd_skb, sizeof(*tlv));
1951         qch = &tlv->chan;
1952         tlv->hdr.type = cpu_to_le16(QTN_TLV_ID_CHANNEL);
1953         tlv->hdr.len = cpu_to_le16(sizeof(*qch));
1954
1955         qch->center_freq = cpu_to_le16(sc->center_freq);
1956         qch->hw_value = cpu_to_le16(sc->hw_value);
1957         qch->band = qlink_utils_band_cfg2q(sc->band);
1958         qch->max_power = sc->max_power;
1959         qch->max_reg_power = sc->max_reg_power;
1960         qch->max_antenna_gain = sc->max_antenna_gain;
1961         qch->beacon_found = sc->beacon_found;
1962         qch->dfs_state = qlink_utils_dfs_state_cfg2q(sc->dfs_state);
1963         qch->flags = cpu_to_le32(qlink_utils_chflags_cfg2q(sc->flags));
1964 }
1965
1966 static void qtnf_cmd_randmac_tlv_add(struct sk_buff *cmd_skb,
1967                                      const u8 *mac_addr,
1968                                      const u8 *mac_addr_mask)
1969 {
1970         struct qlink_random_mac_addr *randmac;
1971         struct qlink_tlv_hdr *hdr =
1972                 skb_put(cmd_skb, sizeof(*hdr) + sizeof(*randmac));
1973
1974         hdr->type = cpu_to_le16(QTN_TLV_ID_RANDOM_MAC_ADDR);
1975         hdr->len = cpu_to_le16(sizeof(*randmac));
1976         randmac = (struct qlink_random_mac_addr *)hdr->val;
1977
1978         memcpy(randmac->mac_addr, mac_addr, ETH_ALEN);
1979         memcpy(randmac->mac_addr_mask, mac_addr_mask, ETH_ALEN);
1980 }
1981
1982 int qtnf_cmd_send_scan(struct qtnf_wmac *mac)
1983 {
1984         struct cfg80211_scan_request *scan_req = mac->scan_req;
1985         u16 dwell_passive = QTNF_SCAN_DWELL_PASSIVE_DEFAULT;
1986         u16 dwell_active = QTNF_SCAN_DWELL_ACTIVE_DEFAULT;
1987         struct wireless_dev *wdev = scan_req->wdev;
1988         struct ieee80211_channel *sc;
1989         struct qlink_cmd_scan *cmd;
1990         struct sk_buff *cmd_skb;
1991         int n_channels = 0;
1992         u64 flags = 0;
1993         int count;
1994         int ret;
1995
1996         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
1997                                             QLINK_CMD_SCAN,
1998                                             sizeof(*cmd));
1999         if (!cmd_skb)
2000                 return -ENOMEM;
2001
2002         cmd = (struct qlink_cmd_scan *)cmd_skb->data;
2003
2004         if (scan_req->duration) {
2005                 dwell_active = scan_req->duration;
2006                 dwell_passive = scan_req->duration;
2007         } else if (wdev->iftype == NL80211_IFTYPE_STATION &&
2008                    wdev->current_bss) {
2009                 /* let device select dwell based on traffic conditions */
2010                 dwell_active = QTNF_SCAN_TIME_AUTO;
2011                 dwell_passive = QTNF_SCAN_TIME_AUTO;
2012         }
2013
2014         cmd->n_ssids = cpu_to_le16(scan_req->n_ssids);
2015         for (count = 0; count < scan_req->n_ssids; ++count) {
2016                 qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID,
2017                                          scan_req->ssids[count].ssid,
2018                                          scan_req->ssids[count].ssid_len);
2019         }
2020
2021         if (scan_req->ie_len != 0)
2022                 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_PROBE_REQ,
2023                                         scan_req->ie, scan_req->ie_len);
2024
2025         for (count = 0; count < scan_req->n_channels; ++count) {
2026                 sc = scan_req->channels[count];
2027                 if (sc->flags & IEEE80211_CHAN_DISABLED)
2028                         continue;
2029
2030                 pr_debug("[MAC%u] scan chan=%d, freq=%d, flags=%#x\n",
2031                          mac->macid, sc->hw_value, sc->center_freq,
2032                          sc->flags);
2033
2034                 qtnf_cmd_channel_tlv_add(cmd_skb, sc);
2035                 ++n_channels;
2036         }
2037
2038         if (scan_req->flags & NL80211_SCAN_FLAG_FLUSH)
2039                 flags |= QLINK_SCAN_FLAG_FLUSH;
2040
2041         if (scan_req->duration_mandatory)
2042                 flags |= QLINK_SCAN_FLAG_DURATION_MANDATORY;
2043
2044         cmd->n_channels = cpu_to_le16(n_channels);
2045         cmd->active_dwell = cpu_to_le16(dwell_active);
2046         cmd->passive_dwell = cpu_to_le16(dwell_passive);
2047         cmd->sample_duration = cpu_to_le16(QTNF_SCAN_SAMPLE_DURATION_DEFAULT);
2048         cmd->flags = cpu_to_le64(flags);
2049
2050         pr_debug("[MAC%u] %s scan dwell active=%u passive=%u duration=%u\n",
2051                  mac->macid,
2052                  scan_req->duration_mandatory ? "mandatory" : "max",
2053                  dwell_active, dwell_passive,
2054                  QTNF_SCAN_SAMPLE_DURATION_DEFAULT);
2055
2056         if (scan_req->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
2057                 pr_debug("[MAC%u] scan with random addr=%pM, mask=%pM\n",
2058                          mac->macid,
2059                          scan_req->mac_addr, scan_req->mac_addr_mask);
2060                 qtnf_cmd_randmac_tlv_add(cmd_skb, scan_req->mac_addr,
2061                                          scan_req->mac_addr_mask);
2062         }
2063
2064         qtnf_bus_lock(mac->bus);
2065         ret = qtnf_cmd_send(mac->bus, cmd_skb);
2066         qtnf_bus_unlock(mac->bus);
2067
2068         return ret;
2069 }
2070
2071 int qtnf_cmd_send_connect(struct qtnf_vif *vif,
2072                           struct cfg80211_connect_params *sme)
2073 {
2074         struct sk_buff *cmd_skb;
2075         struct qlink_cmd_connect *cmd;
2076         struct qlink_auth_encr *aen;
2077         int ret;
2078         int i;
2079         u32 connect_flags = 0;
2080
2081         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2082                                             QLINK_CMD_CONNECT,
2083                                             sizeof(*cmd));
2084         if (!cmd_skb)
2085                 return -ENOMEM;
2086
2087         cmd = (struct qlink_cmd_connect *)cmd_skb->data;
2088
2089         ether_addr_copy(cmd->bssid, vif->bssid);
2090
2091         if (sme->bssid_hint)
2092                 ether_addr_copy(cmd->bssid_hint, sme->bssid_hint);
2093         else
2094                 eth_zero_addr(cmd->bssid_hint);
2095
2096         if (sme->prev_bssid)
2097                 ether_addr_copy(cmd->prev_bssid, sme->prev_bssid);
2098         else
2099                 eth_zero_addr(cmd->prev_bssid);
2100
2101         if ((sme->bg_scan_period >= 0) &&
2102             (sme->bg_scan_period <= SHRT_MAX))
2103                 cmd->bg_scan_period = cpu_to_le16(sme->bg_scan_period);
2104         else
2105                 cmd->bg_scan_period = cpu_to_le16(-1); /* use default value */
2106
2107         if (sme->flags & ASSOC_REQ_DISABLE_HT)
2108                 connect_flags |= QLINK_STA_CONNECT_DISABLE_HT;
2109         if (sme->flags & ASSOC_REQ_DISABLE_VHT)
2110                 connect_flags |= QLINK_STA_CONNECT_DISABLE_VHT;
2111         if (sme->flags & ASSOC_REQ_USE_RRM)
2112                 connect_flags |= QLINK_STA_CONNECT_USE_RRM;
2113
2114         cmd->flags = cpu_to_le32(connect_flags);
2115         memcpy(&cmd->ht_capa, &sme->ht_capa, sizeof(cmd->ht_capa));
2116         memcpy(&cmd->ht_capa_mask, &sme->ht_capa_mask,
2117                sizeof(cmd->ht_capa_mask));
2118         memcpy(&cmd->vht_capa, &sme->vht_capa, sizeof(cmd->vht_capa));
2119         memcpy(&cmd->vht_capa_mask, &sme->vht_capa_mask,
2120                sizeof(cmd->vht_capa_mask));
2121         cmd->pbss = sme->pbss;
2122
2123         aen = &cmd->aen;
2124         aen->auth_type = sme->auth_type;
2125         aen->privacy = !!sme->privacy;
2126         cmd->mfp = sme->mfp;
2127         aen->wpa_versions = cpu_to_le32(sme->crypto.wpa_versions);
2128         aen->cipher_group = cpu_to_le32(sme->crypto.cipher_group);
2129         aen->n_ciphers_pairwise = cpu_to_le32(sme->crypto.n_ciphers_pairwise);
2130
2131         for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++)
2132                 aen->ciphers_pairwise[i] =
2133                         cpu_to_le32(sme->crypto.ciphers_pairwise[i]);
2134
2135         aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites);
2136
2137         for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++)
2138                 aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]);
2139
2140         aen->control_port = sme->crypto.control_port;
2141         aen->control_port_no_encrypt =
2142                 sme->crypto.control_port_no_encrypt;
2143         aen->control_port_ethertype =
2144                 cpu_to_le16(be16_to_cpu(sme->crypto.control_port_ethertype));
2145
2146         qtnf_cmd_skb_put_tlv_arr(cmd_skb, WLAN_EID_SSID, sme->ssid,
2147                                  sme->ssid_len);
2148
2149         if (sme->ie_len != 0)
2150                 qtnf_cmd_tlv_ie_set_add(cmd_skb, QLINK_IE_SET_ASSOC_REQ,
2151                                         sme->ie, sme->ie_len);
2152
2153         if (sme->channel)
2154                 qtnf_cmd_channel_tlv_add(cmd_skb, sme->channel);
2155
2156         qtnf_bus_lock(vif->mac->bus);
2157         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2158         qtnf_bus_unlock(vif->mac->bus);
2159
2160         return ret;
2161 }
2162
2163 int qtnf_cmd_send_external_auth(struct qtnf_vif *vif,
2164                                 struct cfg80211_external_auth_params *auth)
2165 {
2166         struct sk_buff *cmd_skb;
2167         struct qlink_cmd_external_auth *cmd;
2168         int ret;
2169
2170         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2171                                             QLINK_CMD_EXTERNAL_AUTH,
2172                                             sizeof(*cmd));
2173         if (!cmd_skb)
2174                 return -ENOMEM;
2175
2176         cmd = (struct qlink_cmd_external_auth *)cmd_skb->data;
2177
2178         ether_addr_copy(cmd->peer, auth->bssid);
2179         cmd->status = cpu_to_le16(auth->status);
2180
2181         qtnf_bus_lock(vif->mac->bus);
2182         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2183         qtnf_bus_unlock(vif->mac->bus);
2184
2185         return ret;
2186 }
2187
2188 int qtnf_cmd_send_disconnect(struct qtnf_vif *vif, u16 reason_code)
2189 {
2190         struct sk_buff *cmd_skb;
2191         struct qlink_cmd_disconnect *cmd;
2192         int ret;
2193
2194         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2195                                             QLINK_CMD_DISCONNECT,
2196                                             sizeof(*cmd));
2197         if (!cmd_skb)
2198                 return -ENOMEM;
2199
2200         qtnf_bus_lock(vif->mac->bus);
2201
2202         cmd = (struct qlink_cmd_disconnect *)cmd_skb->data;
2203         cmd->reason = cpu_to_le16(reason_code);
2204
2205         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2206
2207         qtnf_bus_unlock(vif->mac->bus);
2208
2209         return ret;
2210 }
2211
2212 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif, bool up)
2213 {
2214         struct sk_buff *cmd_skb;
2215         struct qlink_cmd_updown *cmd;
2216         int ret;
2217
2218         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2219                                             QLINK_CMD_UPDOWN_INTF,
2220                                             sizeof(*cmd));
2221         if (!cmd_skb)
2222                 return -ENOMEM;
2223
2224         cmd = (struct qlink_cmd_updown *)cmd_skb->data;
2225         cmd->if_up = !!up;
2226
2227         qtnf_bus_lock(vif->mac->bus);
2228         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2229         qtnf_bus_unlock(vif->mac->bus);
2230
2231         return ret;
2232 }
2233
2234 int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
2235                         bool slave_radar, bool dfs_offload)
2236 {
2237         struct wiphy *wiphy = priv_to_wiphy(mac);
2238         struct qtnf_bus *bus = mac->bus;
2239         struct sk_buff *cmd_skb;
2240         int ret;
2241         struct qlink_cmd_reg_notify *cmd;
2242         enum nl80211_band band;
2243         const struct ieee80211_supported_band *cfg_band;
2244
2245         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2246                                             QLINK_CMD_REG_NOTIFY,
2247                                             sizeof(*cmd));
2248         if (!cmd_skb)
2249                 return -ENOMEM;
2250
2251         cmd = (struct qlink_cmd_reg_notify *)cmd_skb->data;
2252         cmd->alpha2[0] = req->alpha2[0];
2253         cmd->alpha2[1] = req->alpha2[1];
2254
2255         switch (req->initiator) {
2256         case NL80211_REGDOM_SET_BY_CORE:
2257                 cmd->initiator = QLINK_REGDOM_SET_BY_CORE;
2258                 break;
2259         case NL80211_REGDOM_SET_BY_USER:
2260                 cmd->initiator = QLINK_REGDOM_SET_BY_USER;
2261                 break;
2262         case NL80211_REGDOM_SET_BY_DRIVER:
2263                 cmd->initiator = QLINK_REGDOM_SET_BY_DRIVER;
2264                 break;
2265         case NL80211_REGDOM_SET_BY_COUNTRY_IE:
2266                 cmd->initiator = QLINK_REGDOM_SET_BY_COUNTRY_IE;
2267                 break;
2268         }
2269
2270         switch (req->user_reg_hint_type) {
2271         case NL80211_USER_REG_HINT_USER:
2272                 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_USER;
2273                 break;
2274         case NL80211_USER_REG_HINT_CELL_BASE:
2275                 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_CELL_BASE;
2276                 break;
2277         case NL80211_USER_REG_HINT_INDOOR:
2278                 cmd->user_reg_hint_type = QLINK_USER_REG_HINT_INDOOR;
2279                 break;
2280         }
2281
2282         switch (req->dfs_region) {
2283         case NL80211_DFS_FCC:
2284                 cmd->dfs_region = QLINK_DFS_FCC;
2285                 break;
2286         case NL80211_DFS_ETSI:
2287                 cmd->dfs_region = QLINK_DFS_ETSI;
2288                 break;
2289         case NL80211_DFS_JP:
2290                 cmd->dfs_region = QLINK_DFS_JP;
2291                 break;
2292         default:
2293                 cmd->dfs_region = QLINK_DFS_UNSET;
2294                 break;
2295         }
2296
2297         cmd->slave_radar = slave_radar;
2298         cmd->dfs_offload = dfs_offload;
2299         cmd->num_channels = 0;
2300
2301         for (band = 0; band < NUM_NL80211_BANDS; band++) {
2302                 unsigned int i;
2303
2304                 cfg_band = wiphy->bands[band];
2305                 if (!cfg_band)
2306                         continue;
2307
2308                 cmd->num_channels += cfg_band->n_channels;
2309
2310                 for (i = 0; i < cfg_band->n_channels; ++i) {
2311                         qtnf_cmd_channel_tlv_add(cmd_skb,
2312                                                  &cfg_band->channels[i]);
2313                 }
2314         }
2315
2316         qtnf_bus_lock(bus);
2317         ret = qtnf_cmd_send(bus, cmd_skb);
2318         qtnf_bus_unlock(bus);
2319
2320         return ret;
2321 }
2322
2323 static int
2324 qtnf_cmd_resp_proc_chan_stat_info(struct survey_info *survey,
2325                                   const u8 *payload, size_t payload_len)
2326 {
2327         const struct qlink_chan_stats *stats = NULL;
2328         const struct qlink_tlv_hdr *tlv;
2329         u16 tlv_value_len;
2330         u16 tlv_type;
2331         const u8 *map = NULL;
2332         unsigned int map_len = 0;
2333         unsigned int stats_len = 0;
2334
2335         qlink_for_each_tlv(tlv, payload, payload_len) {
2336                 tlv_type = le16_to_cpu(tlv->type);
2337                 tlv_value_len = le16_to_cpu(tlv->len);
2338
2339                 switch (tlv_type) {
2340                 case QTN_TLV_ID_BITMAP:
2341                         map = tlv->val;
2342                         map_len = tlv_value_len;
2343                         break;
2344                 case QTN_TLV_ID_CHANNEL_STATS:
2345                         stats = (struct qlink_chan_stats *)tlv->val;
2346                         stats_len = tlv_value_len;
2347                         break;
2348                 default:
2349                         pr_info("Unknown TLV type: %#x\n", tlv_type);
2350                         break;
2351                 }
2352         }
2353
2354         if (!qlink_tlv_parsing_ok(tlv, payload, payload_len)) {
2355                 pr_err("Malformed TLV buffer\n");
2356                 return -EINVAL;
2357         }
2358
2359         if (!map || !stats)
2360                 return 0;
2361
2362 #define qtnf_chan_stat_avail(stat_name, bitn)   \
2363         (qtnf_utils_is_bit_set(map, bitn, map_len) && \
2364          (offsetofend(struct qlink_chan_stats, stat_name) <= stats_len))
2365
2366         if (qtnf_chan_stat_avail(time_on, QLINK_CHAN_STAT_TIME_ON)) {
2367                 survey->filled |= SURVEY_INFO_TIME;
2368                 survey->time = le64_to_cpu(stats->time_on);
2369         }
2370
2371         if (qtnf_chan_stat_avail(time_tx, QLINK_CHAN_STAT_TIME_TX)) {
2372                 survey->filled |= SURVEY_INFO_TIME_TX;
2373                 survey->time_tx = le64_to_cpu(stats->time_tx);
2374         }
2375
2376         if (qtnf_chan_stat_avail(time_rx, QLINK_CHAN_STAT_TIME_RX)) {
2377                 survey->filled |= SURVEY_INFO_TIME_RX;
2378                 survey->time_rx = le64_to_cpu(stats->time_rx);
2379         }
2380
2381         if (qtnf_chan_stat_avail(cca_busy, QLINK_CHAN_STAT_CCA_BUSY)) {
2382                 survey->filled |= SURVEY_INFO_TIME_BUSY;
2383                 survey->time_busy = le64_to_cpu(stats->cca_busy);
2384         }
2385
2386         if (qtnf_chan_stat_avail(cca_busy_ext, QLINK_CHAN_STAT_CCA_BUSY_EXT)) {
2387                 survey->filled |= SURVEY_INFO_TIME_EXT_BUSY;
2388                 survey->time_ext_busy = le64_to_cpu(stats->cca_busy_ext);
2389         }
2390
2391         if (qtnf_chan_stat_avail(time_scan, QLINK_CHAN_STAT_TIME_SCAN)) {
2392                 survey->filled |= SURVEY_INFO_TIME_SCAN;
2393                 survey->time_scan = le64_to_cpu(stats->time_scan);
2394         }
2395
2396         if (qtnf_chan_stat_avail(chan_noise, QLINK_CHAN_STAT_CHAN_NOISE)) {
2397                 survey->filled |= SURVEY_INFO_NOISE_DBM;
2398                 survey->noise = stats->chan_noise;
2399         }
2400
2401 #undef qtnf_chan_stat_avail
2402
2403         return 0;
2404 }
2405
2406 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u32 chan_freq,
2407                             struct survey_info *survey)
2408 {
2409         struct sk_buff *cmd_skb, *resp_skb = NULL;
2410         struct qlink_cmd_get_chan_stats *cmd;
2411         struct qlink_resp_get_chan_stats *resp;
2412         size_t var_data_len = 0;
2413         int ret = 0;
2414
2415         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, QLINK_VIFID_RSVD,
2416                                             QLINK_CMD_CHAN_STATS,
2417                                             sizeof(*cmd));
2418         if (!cmd_skb)
2419                 return -ENOMEM;
2420
2421         cmd = (struct qlink_cmd_get_chan_stats *)cmd_skb->data;
2422         cmd->channel_freq = cpu_to_le32(chan_freq);
2423
2424         qtnf_bus_lock(mac->bus);
2425         ret = qtnf_cmd_send_with_reply(mac->bus, cmd_skb, &resp_skb,
2426                                        sizeof(*resp), &var_data_len);
2427         qtnf_bus_unlock(mac->bus);
2428
2429         if (ret)
2430                 goto out;
2431
2432         resp = (struct qlink_resp_get_chan_stats *)resp_skb->data;
2433
2434         if (le32_to_cpu(resp->chan_freq) != chan_freq) {
2435                 pr_err("[MAC%u] channel stats freq %u != requested %u\n",
2436                        mac->macid, le32_to_cpu(resp->chan_freq), chan_freq);
2437                 ret = -EINVAL;
2438                 goto out;
2439         }
2440
2441         ret = qtnf_cmd_resp_proc_chan_stat_info(survey, resp->info,
2442                                                 var_data_len);
2443
2444 out:
2445         consume_skb(resp_skb);
2446
2447         return ret;
2448 }
2449
2450 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
2451                               struct cfg80211_csa_settings *params)
2452 {
2453         struct qtnf_wmac *mac = vif->mac;
2454         struct qlink_cmd_chan_switch *cmd;
2455         struct sk_buff *cmd_skb;
2456         int ret;
2457         u64 flags = 0;
2458
2459         cmd_skb = qtnf_cmd_alloc_new_cmdskb(mac->macid, vif->vifid,
2460                                             QLINK_CMD_CHAN_SWITCH,
2461                                             sizeof(*cmd));
2462         if (!cmd_skb)
2463                 return -ENOMEM;
2464
2465         if (params->radar_required)
2466                 flags |= QLINK_CHAN_SW_RADAR_REQUIRED;
2467
2468         if (params->block_tx)
2469                 flags |= QLINK_CHAN_SW_BLOCK_TX;
2470
2471         cmd = (struct qlink_cmd_chan_switch *)cmd_skb->data;
2472         qlink_chandef_cfg2q(&params->chandef, &cmd->channel);
2473         cmd->flags = cpu_to_le64(flags);
2474         cmd->beacon_count = params->count;
2475
2476         qtnf_bus_lock(mac->bus);
2477         ret = qtnf_cmd_send(mac->bus, cmd_skb);
2478         qtnf_bus_unlock(mac->bus);
2479
2480         return ret;
2481 }
2482
2483 int qtnf_cmd_get_channel(struct qtnf_vif *vif, struct cfg80211_chan_def *chdef)
2484 {
2485         struct qtnf_bus *bus = vif->mac->bus;
2486         const struct qlink_resp_channel_get *resp;
2487         struct sk_buff *cmd_skb;
2488         struct sk_buff *resp_skb = NULL;
2489         int ret;
2490
2491         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2492                                             QLINK_CMD_CHAN_GET,
2493                                             sizeof(struct qlink_cmd));
2494         if (!cmd_skb)
2495                 return -ENOMEM;
2496
2497         qtnf_bus_lock(bus);
2498         ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
2499                                        sizeof(*resp), NULL);
2500         if (ret)
2501                 goto out;
2502
2503         resp = (const struct qlink_resp_channel_get *)resp_skb->data;
2504         qlink_chandef_q2cfg(priv_to_wiphy(vif->mac), &resp->chan, chdef);
2505
2506 out:
2507         qtnf_bus_unlock(bus);
2508         consume_skb(resp_skb);
2509
2510         return ret;
2511 }
2512
2513 int qtnf_cmd_start_cac(const struct qtnf_vif *vif,
2514                        const struct cfg80211_chan_def *chdef,
2515                        u32 cac_time_ms)
2516 {
2517         struct qtnf_bus *bus = vif->mac->bus;
2518         struct sk_buff *cmd_skb;
2519         struct qlink_cmd_start_cac *cmd;
2520         int ret;
2521
2522         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2523                                             QLINK_CMD_START_CAC,
2524                                             sizeof(*cmd));
2525         if (!cmd_skb)
2526                 return -ENOMEM;
2527
2528         cmd = (struct qlink_cmd_start_cac *)cmd_skb->data;
2529         cmd->cac_time_ms = cpu_to_le32(cac_time_ms);
2530         qlink_chandef_cfg2q(chdef, &cmd->chan);
2531
2532         qtnf_bus_lock(bus);
2533         ret = qtnf_cmd_send(bus, cmd_skb);
2534         qtnf_bus_unlock(bus);
2535
2536         return ret;
2537 }
2538
2539 int qtnf_cmd_set_mac_acl(const struct qtnf_vif *vif,
2540                          const struct cfg80211_acl_data *params)
2541 {
2542         struct qtnf_bus *bus = vif->mac->bus;
2543         struct sk_buff *cmd_skb;
2544         struct qlink_tlv_hdr *tlv;
2545         size_t acl_size = struct_size(params, mac_addrs, params->n_acl_entries);
2546         int ret;
2547
2548         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2549                                             QLINK_CMD_SET_MAC_ACL,
2550                                             sizeof(struct qlink_cmd));
2551         if (!cmd_skb)
2552                 return -ENOMEM;
2553
2554         tlv = skb_put(cmd_skb, sizeof(*tlv) + round_up(acl_size, QLINK_ALIGN));
2555         tlv->type = cpu_to_le16(QTN_TLV_ID_ACL_DATA);
2556         tlv->len = cpu_to_le16(acl_size);
2557         qlink_acl_data_cfg2q(params, (struct qlink_acl_data *)tlv->val);
2558
2559         qtnf_bus_lock(bus);
2560         ret = qtnf_cmd_send(bus, cmd_skb);
2561         qtnf_bus_unlock(bus);
2562
2563         return ret;
2564 }
2565
2566 int qtnf_cmd_send_pm_set(const struct qtnf_vif *vif, u8 pm_mode, int timeout)
2567 {
2568         struct qtnf_bus *bus = vif->mac->bus;
2569         struct sk_buff *cmd_skb;
2570         struct qlink_cmd_pm_set *cmd;
2571         int ret = 0;
2572
2573         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2574                                             QLINK_CMD_PM_SET, sizeof(*cmd));
2575         if (!cmd_skb)
2576                 return -ENOMEM;
2577
2578         cmd = (struct qlink_cmd_pm_set *)cmd_skb->data;
2579         cmd->pm_mode = pm_mode;
2580         cmd->pm_standby_timer = cpu_to_le32(timeout);
2581
2582         qtnf_bus_lock(bus);
2583
2584         ret = qtnf_cmd_send(bus, cmd_skb);
2585
2586         qtnf_bus_unlock(bus);
2587
2588         return ret;
2589 }
2590
2591 int qtnf_cmd_get_tx_power(const struct qtnf_vif *vif, int *dbm)
2592 {
2593         struct qtnf_bus *bus = vif->mac->bus;
2594         const struct qlink_resp_txpwr *resp;
2595         struct sk_buff *resp_skb = NULL;
2596         struct qlink_cmd_txpwr *cmd;
2597         struct sk_buff *cmd_skb;
2598         int ret = 0;
2599
2600         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2601                                             QLINK_CMD_TXPWR, sizeof(*cmd));
2602         if (!cmd_skb)
2603                 return -ENOMEM;
2604
2605         cmd = (struct qlink_cmd_txpwr *)cmd_skb->data;
2606         cmd->op_type = QLINK_TXPWR_GET;
2607
2608         qtnf_bus_lock(bus);
2609
2610         ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
2611                                        sizeof(*resp), NULL);
2612         if (ret)
2613                 goto out;
2614
2615         resp = (const struct qlink_resp_txpwr *)resp_skb->data;
2616         *dbm = MBM_TO_DBM(le32_to_cpu(resp->txpwr));
2617
2618 out:
2619         qtnf_bus_unlock(bus);
2620         consume_skb(resp_skb);
2621
2622         return ret;
2623 }
2624
2625 int qtnf_cmd_set_tx_power(const struct qtnf_vif *vif,
2626                           enum nl80211_tx_power_setting type, int mbm)
2627 {
2628         struct qtnf_bus *bus = vif->mac->bus;
2629         const struct qlink_resp_txpwr *resp;
2630         struct sk_buff *resp_skb = NULL;
2631         struct qlink_cmd_txpwr *cmd;
2632         struct sk_buff *cmd_skb;
2633         int ret = 0;
2634
2635         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2636                                             QLINK_CMD_TXPWR, sizeof(*cmd));
2637         if (!cmd_skb)
2638                 return -ENOMEM;
2639
2640         cmd = (struct qlink_cmd_txpwr *)cmd_skb->data;
2641         cmd->op_type = QLINK_TXPWR_SET;
2642         cmd->txpwr_setting = type;
2643         cmd->txpwr = cpu_to_le32(mbm);
2644
2645         qtnf_bus_lock(bus);
2646
2647         ret = qtnf_cmd_send_with_reply(bus, cmd_skb, &resp_skb,
2648                                        sizeof(*resp), NULL);
2649
2650         qtnf_bus_unlock(bus);
2651         consume_skb(resp_skb);
2652
2653         return ret;
2654 }
2655
2656 int qtnf_cmd_send_wowlan_set(const struct qtnf_vif *vif,
2657                              const struct cfg80211_wowlan *wowl)
2658 {
2659         struct qtnf_bus *bus = vif->mac->bus;
2660         struct sk_buff *cmd_skb;
2661         struct qlink_cmd_wowlan_set *cmd;
2662         u32 triggers = 0;
2663         int count = 0;
2664         int ret = 0;
2665
2666         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2667                                             QLINK_CMD_WOWLAN_SET, sizeof(*cmd));
2668         if (!cmd_skb)
2669                 return -ENOMEM;
2670
2671         qtnf_bus_lock(bus);
2672
2673         cmd = (struct qlink_cmd_wowlan_set *)cmd_skb->data;
2674
2675         if (wowl) {
2676                 if (wowl->disconnect)
2677                         triggers |=  QLINK_WOWLAN_TRIG_DISCONNECT;
2678
2679                 if (wowl->magic_pkt)
2680                         triggers |= QLINK_WOWLAN_TRIG_MAGIC_PKT;
2681
2682                 if (wowl->n_patterns && wowl->patterns) {
2683                         triggers |= QLINK_WOWLAN_TRIG_PATTERN_PKT;
2684                         while (count < wowl->n_patterns) {
2685                                 qtnf_cmd_skb_put_tlv_arr(cmd_skb,
2686                                         QTN_TLV_ID_WOWLAN_PATTERN,
2687                                         wowl->patterns[count].pattern,
2688                                         wowl->patterns[count].pattern_len);
2689                                 count++;
2690                         }
2691                 }
2692         }
2693
2694         cmd->triggers = cpu_to_le32(triggers);
2695
2696         ret = qtnf_cmd_send(bus, cmd_skb);
2697
2698         qtnf_bus_unlock(bus);
2699         return ret;
2700 }
2701
2702 int qtnf_cmd_netdev_changeupper(const struct qtnf_vif *vif, int br_domain)
2703 {
2704         struct qtnf_bus *bus = vif->mac->bus;
2705         struct sk_buff *cmd_skb;
2706         struct qlink_cmd_ndev_changeupper *cmd;
2707         int ret;
2708
2709         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2710                                             QLINK_CMD_NDEV_EVENT,
2711                                             sizeof(*cmd));
2712         if (!cmd_skb)
2713                 return -ENOMEM;
2714
2715         pr_debug("[VIF%u.%u] set broadcast domain to %d\n",
2716                  vif->mac->macid, vif->vifid, br_domain);
2717
2718         cmd = (struct qlink_cmd_ndev_changeupper *)cmd_skb->data;
2719         cmd->nehdr.event = cpu_to_le16(QLINK_NDEV_EVENT_CHANGEUPPER);
2720         cmd->upper_type = QLINK_NDEV_UPPER_TYPE_BRIDGE;
2721         cmd->br_domain = cpu_to_le32(br_domain);
2722
2723         qtnf_bus_lock(bus);
2724         ret = qtnf_cmd_send(bus, cmd_skb);
2725         qtnf_bus_unlock(bus);
2726
2727         if (ret)
2728                 pr_err("[VIF%u.%u] failed to set broadcast domain\n",
2729                        vif->mac->macid, vif->vifid);
2730
2731         return ret;
2732 }
2733
2734 int qtnf_cmd_send_update_owe(struct qtnf_vif *vif,
2735                              struct cfg80211_update_owe_info *owe)
2736 {
2737         struct qlink_cmd_update_owe *cmd;
2738         struct sk_buff *cmd_skb;
2739         int ret;
2740
2741         if (sizeof(*cmd) + owe->ie_len > QTNF_MAX_CMD_BUF_SIZE) {
2742                 pr_warn("VIF%u.%u: OWE update IEs too big: %zu\n",
2743                         vif->mac->macid, vif->vifid, owe->ie_len);
2744                 return -E2BIG;
2745         }
2746
2747         cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
2748                                             QLINK_CMD_UPDATE_OWE,
2749                                             sizeof(*cmd));
2750         if (!cmd_skb)
2751                 return -ENOMEM;
2752
2753         cmd = (struct qlink_cmd_update_owe *)cmd_skb->data;
2754         ether_addr_copy(cmd->peer, owe->peer);
2755         cmd->status = cpu_to_le16(owe->status);
2756         if (owe->ie_len && owe->ie)
2757                 qtnf_cmd_skb_put_buffer(cmd_skb, owe->ie, owe->ie_len);
2758
2759         qtnf_bus_lock(vif->mac->bus);
2760         ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
2761         qtnf_bus_unlock(vif->mac->bus);
2762
2763         return ret;
2764 }
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