2 * Copyright (c) 2012-2015 Qualcomm Atheros, Inc.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <linux/etherdevice.h>
21 #define CHAN60G(_channel, _flags) { \
22 .band = IEEE80211_BAND_60GHZ, \
23 .center_freq = 56160 + (2160 * (_channel)), \
24 .hw_value = (_channel), \
26 .max_antenna_gain = 0, \
30 static struct ieee80211_channel wil_60ghz_channels[] = {
34 /* channel 4 not supported yet */
37 static struct ieee80211_supported_band wil_band_60ghz = {
38 .channels = wil_60ghz_channels,
39 .n_channels = ARRAY_SIZE(wil_60ghz_channels),
43 .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, /* TODO */
44 .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, /* TODO */
46 /* MCS 1..12 - SC PHY */
47 .rx_mask = {0xfe, 0x1f}, /* 1..12 */
48 .tx_params = IEEE80211_HT_MCS_TX_DEFINED, /* TODO */
53 static const struct ieee80211_txrx_stypes
54 wil_mgmt_stypes[NUM_NL80211_IFTYPES] = {
55 [NL80211_IFTYPE_STATION] = {
56 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
57 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
58 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
59 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
61 [NL80211_IFTYPE_AP] = {
62 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
63 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
64 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
65 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
67 [NL80211_IFTYPE_P2P_CLIENT] = {
68 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
69 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
70 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
71 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
73 [NL80211_IFTYPE_P2P_GO] = {
74 .tx = BIT(IEEE80211_STYPE_ACTION >> 4) |
75 BIT(IEEE80211_STYPE_PROBE_RESP >> 4),
76 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
77 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
81 static const u32 wil_cipher_suites[] = {
82 WLAN_CIPHER_SUITE_GCMP,
85 int wil_iftype_nl2wmi(enum nl80211_iftype type)
88 enum nl80211_iftype nl;
89 enum wmi_network_type wmi;
91 {NL80211_IFTYPE_ADHOC, WMI_NETTYPE_ADHOC},
92 {NL80211_IFTYPE_STATION, WMI_NETTYPE_INFRA},
93 {NL80211_IFTYPE_AP, WMI_NETTYPE_AP},
94 {NL80211_IFTYPE_P2P_CLIENT, WMI_NETTYPE_P2P},
95 {NL80211_IFTYPE_P2P_GO, WMI_NETTYPE_P2P},
96 {NL80211_IFTYPE_MONITOR, WMI_NETTYPE_ADHOC}, /* FIXME */
100 for (i = 0; i < ARRAY_SIZE(__nl2wmi); i++) {
101 if (__nl2wmi[i].nl == type)
102 return __nl2wmi[i].wmi;
108 int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
109 struct station_info *sinfo)
111 struct wmi_notify_req_cmd cmd = {
116 struct wil6210_mbox_hdr_wmi wmi;
117 struct wmi_notify_req_done_event evt;
119 struct wil_net_stats *stats = &wil->sta[cid].stats;
122 rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd),
123 WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20);
127 wil_dbg_wmi(wil, "Link status for CID %d: {\n"
128 " MCS %d TSF 0x%016llx\n"
129 " BF status 0x%08x SNR 0x%08x SQI %d%%\n"
130 " Tx Tpt %d goodput %d Rx goodput %d\n"
131 " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n",
132 cid, le16_to_cpu(reply.evt.bf_mcs),
133 le64_to_cpu(reply.evt.tsf), reply.evt.status,
134 le32_to_cpu(reply.evt.snr_val),
136 le32_to_cpu(reply.evt.tx_tpt),
137 le32_to_cpu(reply.evt.tx_goodput),
138 le32_to_cpu(reply.evt.rx_goodput),
139 le16_to_cpu(reply.evt.my_rx_sector),
140 le16_to_cpu(reply.evt.my_tx_sector),
141 le16_to_cpu(reply.evt.other_rx_sector),
142 le16_to_cpu(reply.evt.other_tx_sector));
144 sinfo->generation = wil->sinfo_gen;
146 sinfo->filled = BIT(NL80211_STA_INFO_RX_BYTES) |
147 BIT(NL80211_STA_INFO_TX_BYTES) |
148 BIT(NL80211_STA_INFO_RX_PACKETS) |
149 BIT(NL80211_STA_INFO_TX_PACKETS) |
150 BIT(NL80211_STA_INFO_RX_BITRATE) |
151 BIT(NL80211_STA_INFO_TX_BITRATE) |
152 BIT(NL80211_STA_INFO_RX_DROP_MISC) |
153 BIT(NL80211_STA_INFO_TX_FAILED);
155 sinfo->txrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G;
156 sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs);
157 sinfo->rxrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G;
158 sinfo->rxrate.mcs = stats->last_mcs_rx;
159 sinfo->rx_bytes = stats->rx_bytes;
160 sinfo->rx_packets = stats->rx_packets;
161 sinfo->rx_dropped_misc = stats->rx_dropped;
162 sinfo->tx_bytes = stats->tx_bytes;
163 sinfo->tx_packets = stats->tx_packets;
164 sinfo->tx_failed = stats->tx_errors;
166 if (test_bit(wil_status_fwconnected, wil->status)) {
167 sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
168 sinfo->signal = reply.evt.sqi;
174 static int wil_cfg80211_get_station(struct wiphy *wiphy,
175 struct net_device *ndev,
176 const u8 *mac, struct station_info *sinfo)
178 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
181 int cid = wil_find_cid(wil, mac);
183 wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid);
187 rc = wil_cid_fill_sinfo(wil, cid, sinfo);
193 * Find @idx-th active STA for station dump.
195 static int wil_find_cid_by_idx(struct wil6210_priv *wil, int idx)
199 for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
200 if (wil->sta[i].status == wil_sta_unused)
210 static int wil_cfg80211_dump_station(struct wiphy *wiphy,
211 struct net_device *dev, int idx,
212 u8 *mac, struct station_info *sinfo)
214 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
216 int cid = wil_find_cid_by_idx(wil, idx);
221 ether_addr_copy(mac, wil->sta[cid].addr);
222 wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid);
224 rc = wil_cid_fill_sinfo(wil, cid, sinfo);
229 static int wil_cfg80211_change_iface(struct wiphy *wiphy,
230 struct net_device *ndev,
231 enum nl80211_iftype type, u32 *flags,
232 struct vif_params *params)
234 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
235 struct wireless_dev *wdev = wil->wdev;
238 case NL80211_IFTYPE_STATION:
239 case NL80211_IFTYPE_AP:
240 case NL80211_IFTYPE_P2P_CLIENT:
241 case NL80211_IFTYPE_P2P_GO:
243 case NL80211_IFTYPE_MONITOR:
245 wil->monitor_flags = *flags;
247 wil->monitor_flags = 0;
259 static int wil_cfg80211_scan(struct wiphy *wiphy,
260 struct cfg80211_scan_request *request)
262 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
263 struct wireless_dev *wdev = wil->wdev;
265 struct wmi_start_scan_cmd cmd;
271 if (wil->scan_request) {
272 wil_err(wil, "Already scanning\n");
276 /* check we are client side */
277 switch (wdev->iftype) {
278 case NL80211_IFTYPE_STATION:
279 case NL80211_IFTYPE_P2P_CLIENT:
285 /* FW don't support scan after connection attempt */
286 if (test_bit(wil_status_dontscan, wil->status)) {
287 wil_err(wil, "Can't scan now\n");
291 wil_dbg_misc(wil, "Start scan_request 0x%p\n", request);
292 wil_dbg_misc(wil, "SSID count: %d", request->n_ssids);
294 for (i = 0; i < request->n_ssids; i++) {
295 wil_dbg_misc(wil, "SSID[%d]", i);
296 print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET,
297 request->ssids[i].ssid,
298 request->ssids[i].ssid_len);
301 if (request->n_ssids)
302 rc = wmi_set_ssid(wil, request->ssids[0].ssid_len,
303 request->ssids[0].ssid);
305 rc = wmi_set_ssid(wil, 0, NULL);
308 wil_err(wil, "set SSID for scan request failed: %d\n", rc);
312 wil->scan_request = request;
313 mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO);
315 memset(&cmd, 0, sizeof(cmd));
316 cmd.cmd.num_channels = 0;
317 n = min(request->n_channels, 4U);
318 for (i = 0; i < n; i++) {
319 int ch = request->channels[i]->hw_value;
323 "Scan requested for unknown frequency %dMhz\n",
324 request->channels[i]->center_freq);
327 /* 0-based channel indexes */
328 cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1;
329 wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch,
330 request->channels[i]->center_freq);
334 print_hex_dump_bytes("Scan IE ", DUMP_PREFIX_OFFSET,
335 request->ie, request->ie_len);
337 wil_dbg_misc(wil, "Scan has no IE's\n");
339 rc = wmi_set_ie(wil, WMI_FRAME_PROBE_REQ, request->ie_len, request->ie);
343 rc = wmi_send(wil, WMI_START_SCAN_CMDID, &cmd, sizeof(cmd.cmd) +
344 cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0]));
348 del_timer_sync(&wil->scan_timer);
349 wil->scan_request = NULL;
355 static void wil_print_crypto(struct wil6210_priv *wil,
356 struct cfg80211_crypto_settings *c)
360 wil_dbg_misc(wil, "WPA versions: 0x%08x cipher group 0x%08x\n",
361 c->wpa_versions, c->cipher_group);
362 wil_dbg_misc(wil, "Pairwise ciphers [%d] {\n", c->n_ciphers_pairwise);
363 n = min_t(int, c->n_ciphers_pairwise, ARRAY_SIZE(c->ciphers_pairwise));
364 for (i = 0; i < n; i++)
365 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
366 c->ciphers_pairwise[i]);
367 wil_dbg_misc(wil, "}\n");
368 wil_dbg_misc(wil, "AKM suites [%d] {\n", c->n_akm_suites);
369 n = min_t(int, c->n_akm_suites, ARRAY_SIZE(c->akm_suites));
370 for (i = 0; i < n; i++)
371 wil_dbg_misc(wil, " [%d] = 0x%08x\n", i,
373 wil_dbg_misc(wil, "}\n");
374 wil_dbg_misc(wil, "Control port : %d, eth_type 0x%04x no_encrypt %d\n",
375 c->control_port, be16_to_cpu(c->control_port_ethertype),
376 c->control_port_no_encrypt);
379 static void wil_print_connect_params(struct wil6210_priv *wil,
380 struct cfg80211_connect_params *sme)
382 wil_info(wil, "Connecting to:\n");
384 wil_info(wil, " Channel: %d freq %d\n",
385 sme->channel->hw_value, sme->channel->center_freq);
388 wil_info(wil, " BSSID: %pM\n", sme->bssid);
390 print_hex_dump(KERN_INFO, " SSID: ", DUMP_PREFIX_OFFSET,
391 16, 1, sme->ssid, sme->ssid_len, true);
392 wil_info(wil, " Privacy: %s\n", sme->privacy ? "secure" : "open");
393 wil_print_crypto(wil, &sme->crypto);
396 static int wil_cfg80211_connect(struct wiphy *wiphy,
397 struct net_device *ndev,
398 struct cfg80211_connect_params *sme)
400 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
401 struct cfg80211_bss *bss;
402 struct wmi_connect_cmd conn;
408 wil_print_connect_params(wil, sme);
410 if (test_bit(wil_status_fwconnecting, wil->status) ||
411 test_bit(wil_status_fwconnected, wil->status))
414 if (sme->ie_len > WMI_MAX_IE_LEN) {
415 wil_err(wil, "IE too large (%td bytes)\n", sme->ie_len);
420 cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
422 if (sme->privacy && !rsn_eid)
423 wil_info(wil, "WSC connection\n");
426 wil_err(wil, "connect - PBSS not yet supported\n");
430 bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
431 sme->ssid, sme->ssid_len,
432 IEEE80211_BSS_TYPE_ESS, IEEE80211_PRIVACY_ANY);
434 wil_err(wil, "Unable to find BSS\n");
438 ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID);
440 wil_err(wil, "No SSID\n");
444 wil->privacy = sme->privacy;
447 /* For secure assoc, remove old keys */
448 rc = wmi_del_cipher_key(wil, 0, bss->bssid,
449 WMI_KEY_USE_PAIRWISE);
451 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(PTK) failed\n");
454 rc = wmi_del_cipher_key(wil, 0, bss->bssid,
455 WMI_KEY_USE_RX_GROUP);
457 wil_err(wil, "WMI_DELETE_CIPHER_KEY_CMD(GTK) failed\n");
462 /* WMI_SET_APPIE_CMD. ie may contain rsn info as well as other info
463 * elements. Send it also in case it's empty, to erase previously set
466 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_REQ, sme->ie_len, sme->ie);
470 /* WMI_CONNECT_CMD */
471 memset(&conn, 0, sizeof(conn));
472 switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) {
473 case WLAN_CAPABILITY_DMG_TYPE_AP:
474 conn.network_type = WMI_NETTYPE_INFRA;
476 case WLAN_CAPABILITY_DMG_TYPE_PBSS:
477 conn.network_type = WMI_NETTYPE_P2P;
480 wil_err(wil, "Unsupported BSS type, capability= 0x%04x\n",
485 if (rsn_eid) { /* regular secure connection */
486 conn.dot11_auth_mode = WMI_AUTH11_SHARED;
487 conn.auth_mode = WMI_AUTH_WPA2_PSK;
488 conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
489 conn.pairwise_crypto_len = 16;
490 conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
491 conn.group_crypto_len = 16;
493 conn.dot11_auth_mode = WMI_AUTH11_WSC;
494 conn.auth_mode = WMI_AUTH_NONE;
496 } else { /* insecure connection */
497 conn.dot11_auth_mode = WMI_AUTH11_OPEN;
498 conn.auth_mode = WMI_AUTH_NONE;
501 conn.ssid_len = min_t(u8, ssid_eid[1], 32);
502 memcpy(conn.ssid, ssid_eid+2, conn.ssid_len);
504 ch = bss->channel->hw_value;
506 wil_err(wil, "BSS at unknown frequency %dMhz\n",
507 bss->channel->center_freq);
511 conn.channel = ch - 1;
513 ether_addr_copy(conn.bssid, bss->bssid);
514 ether_addr_copy(conn.dst_mac, bss->bssid);
516 set_bit(wil_status_fwconnecting, wil->status);
518 rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn));
520 netif_carrier_on(ndev);
521 /* Connect can take lots of time */
522 mod_timer(&wil->connect_timer,
523 jiffies + msecs_to_jiffies(2000));
525 clear_bit(wil_status_fwconnecting, wil->status);
529 cfg80211_put_bss(wiphy, bss);
534 static int wil_cfg80211_disconnect(struct wiphy *wiphy,
535 struct net_device *ndev,
539 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
541 wil_dbg_misc(wil, "%s(reason=%d)\n", __func__, reason_code);
543 rc = wmi_send(wil, WMI_DISCONNECT_CMDID, NULL, 0);
548 int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
549 struct cfg80211_mgmt_tx_params *params,
552 const u8 *buf = params->buf;
553 size_t len = params->len;
554 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
556 bool tx_status = false;
557 struct ieee80211_mgmt *mgmt_frame = (void *)buf;
558 struct wmi_sw_tx_req_cmd *cmd;
560 struct wil6210_mbox_hdr_wmi wmi;
561 struct wmi_sw_tx_complete_event evt;
564 cmd = kmalloc(sizeof(*cmd) + len, GFP_KERNEL);
570 memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN);
571 cmd->len = cpu_to_le16(len);
572 memcpy(cmd->payload, buf, len);
574 rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, cmd, sizeof(*cmd) + len,
575 WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000);
577 tx_status = !evt.evt.status;
581 cfg80211_mgmt_tx_status(wdev, cookie ? *cookie : 0, buf, len,
582 tx_status, GFP_KERNEL);
586 static int wil_cfg80211_set_channel(struct wiphy *wiphy,
587 struct cfg80211_chan_def *chandef)
589 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
590 struct wireless_dev *wdev = wil->wdev;
592 wdev->preset_chandef = *chandef;
597 static enum wmi_key_usage wil_detect_key_usage(struct wil6210_priv *wil,
600 struct wireless_dev *wdev = wil->wdev;
601 enum wmi_key_usage rc;
602 static const char * const key_usage_str[] = {
603 [WMI_KEY_USE_PAIRWISE] = "WMI_KEY_USE_PAIRWISE",
604 [WMI_KEY_USE_RX_GROUP] = "WMI_KEY_USE_RX_GROUP",
605 [WMI_KEY_USE_TX_GROUP] = "WMI_KEY_USE_TX_GROUP",
609 rc = WMI_KEY_USE_PAIRWISE;
611 switch (wdev->iftype) {
612 case NL80211_IFTYPE_STATION:
613 rc = WMI_KEY_USE_RX_GROUP;
615 case NL80211_IFTYPE_AP:
616 rc = WMI_KEY_USE_TX_GROUP;
619 /* TODO: Rx GTK or Tx GTK? */
620 wil_err(wil, "Can't determine GTK type\n");
621 rc = WMI_KEY_USE_RX_GROUP;
625 wil_dbg_misc(wil, "%s() -> %s\n", __func__, key_usage_str[rc]);
630 static int wil_cfg80211_add_key(struct wiphy *wiphy,
631 struct net_device *ndev,
632 u8 key_index, bool pairwise,
634 struct key_params *params)
636 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
637 enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
639 wil_dbg_misc(wil, "%s(%pM[%d] %s)\n", __func__, mac_addr, key_index,
640 pairwise ? "PTK" : "GTK");
642 return wmi_add_cipher_key(wil, key_index, mac_addr, params->key_len,
643 params->key, key_usage);
646 static int wil_cfg80211_del_key(struct wiphy *wiphy,
647 struct net_device *ndev,
648 u8 key_index, bool pairwise,
651 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
652 enum wmi_key_usage key_usage = wil_detect_key_usage(wil, pairwise);
654 wil_dbg_misc(wil, "%s(%pM[%d] %s)\n", __func__, mac_addr, key_index,
655 pairwise ? "PTK" : "GTK");
657 return wmi_del_cipher_key(wil, key_index, mac_addr, key_usage);
660 /* Need to be present or wiphy_new() will WARN */
661 static int wil_cfg80211_set_default_key(struct wiphy *wiphy,
662 struct net_device *ndev,
663 u8 key_index, bool unicast,
669 static int wil_remain_on_channel(struct wiphy *wiphy,
670 struct wireless_dev *wdev,
671 struct ieee80211_channel *chan,
672 unsigned int duration,
675 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
678 /* TODO: handle duration */
679 wil_info(wil, "%s(%d, %d ms)\n", __func__, chan->center_freq, duration);
681 rc = wmi_set_channel(wil, chan->hw_value);
685 rc = wmi_rxon(wil, true);
690 static int wil_cancel_remain_on_channel(struct wiphy *wiphy,
691 struct wireless_dev *wdev,
694 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
697 wil_info(wil, "%s()\n", __func__);
699 rc = wmi_rxon(wil, false);
704 static void wil_print_bcon_data(struct cfg80211_beacon_data *b)
706 print_hex_dump_bytes("head ", DUMP_PREFIX_OFFSET,
707 b->head, b->head_len);
708 print_hex_dump_bytes("tail ", DUMP_PREFIX_OFFSET,
709 b->tail, b->tail_len);
710 print_hex_dump_bytes("BCON IE ", DUMP_PREFIX_OFFSET,
711 b->beacon_ies, b->beacon_ies_len);
712 print_hex_dump_bytes("PROBE ", DUMP_PREFIX_OFFSET,
713 b->probe_resp, b->probe_resp_len);
714 print_hex_dump_bytes("PROBE IE ", DUMP_PREFIX_OFFSET,
715 b->proberesp_ies, b->proberesp_ies_len);
716 print_hex_dump_bytes("ASSOC IE ", DUMP_PREFIX_OFFSET,
717 b->assocresp_ies, b->assocresp_ies_len);
720 static int wil_fix_bcon(struct wil6210_priv *wil,
721 struct cfg80211_beacon_data *bcon)
723 struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp;
724 size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable);
726 if (bcon->probe_resp_len <= hlen)
729 /* always use IE's from full probe frame, they has more info
732 bcon->proberesp_ies = f->u.probe_resp.variable;
733 bcon->proberesp_ies_len = bcon->probe_resp_len - hlen;
734 if (!bcon->assocresp_ies) {
735 bcon->assocresp_ies = bcon->proberesp_ies;
736 bcon->assocresp_ies_len = bcon->proberesp_ies_len;
742 /* internal functions for device reset and starting AP */
743 static int _wil_cfg80211_set_ies(struct wiphy *wiphy,
744 struct cfg80211_beacon_data *bcon)
747 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
749 rc = wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, bcon->proberesp_ies_len,
750 bcon->proberesp_ies);
754 rc = wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len,
755 bcon->assocresp_ies);
756 #if 0 /* to use beacon IE's, remove this #if 0 */
760 rc = wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->tail_len, bcon->tail);
766 static int _wil_cfg80211_start_ap(struct wiphy *wiphy,
767 struct net_device *ndev,
768 const u8 *ssid, size_t ssid_len, u32 privacy,
770 struct cfg80211_beacon_data *bcon,
773 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
775 struct wireless_dev *wdev = ndev->ieee80211_ptr;
776 u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype);
778 wil_set_recovery_state(wil, fw_recovery_idle);
780 mutex_lock(&wil->mutex);
787 rc = wmi_set_ssid(wil, ssid_len, ssid);
791 rc = _wil_cfg80211_set_ies(wiphy, bcon);
795 wil->privacy = privacy;
797 wil->hidden_ssid = hidden_ssid;
799 netif_carrier_on(ndev);
801 rc = wmi_pcp_start(wil, bi, wmi_nettype, chan, hidden_ssid);
805 rc = wil_bcast_init(wil);
809 goto out; /* success */
814 netif_carrier_off(ndev);
816 mutex_unlock(&wil->mutex);
820 static int wil_cfg80211_change_beacon(struct wiphy *wiphy,
821 struct net_device *ndev,
822 struct cfg80211_beacon_data *bcon)
824 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
828 wil_dbg_misc(wil, "%s()\n", __func__);
829 wil_print_bcon_data(bcon);
831 if (wil_fix_bcon(wil, bcon)) {
832 wil_dbg_misc(wil, "Fixed bcon\n");
833 wil_print_bcon_data(bcon);
836 if (bcon->proberesp_ies &&
837 cfg80211_find_ie(WLAN_EID_RSN, bcon->proberesp_ies,
838 bcon->proberesp_ies_len))
841 /* in case privacy has changed, need to restart the AP */
842 if (wil->privacy != privacy) {
843 struct wireless_dev *wdev = ndev->ieee80211_ptr;
845 wil_dbg_misc(wil, "privacy changed %d=>%d. Restarting AP\n",
846 wil->privacy, privacy);
848 rc = _wil_cfg80211_start_ap(wiphy, ndev, wdev->ssid,
849 wdev->ssid_len, privacy,
850 wdev->beacon_interval,
854 rc = _wil_cfg80211_set_ies(wiphy, bcon);
860 static int wil_cfg80211_start_ap(struct wiphy *wiphy,
861 struct net_device *ndev,
862 struct cfg80211_ap_settings *info)
865 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
866 struct ieee80211_channel *channel = info->chandef.chan;
867 struct cfg80211_beacon_data *bcon = &info->beacon;
868 struct cfg80211_crypto_settings *crypto = &info->crypto;
871 wil_dbg_misc(wil, "%s()\n", __func__);
874 wil_err(wil, "AP: No channel???\n");
879 wil_err(wil, "AP: PBSS not yet supported\n");
883 switch (info->hidden_ssid) {
884 case NL80211_HIDDEN_SSID_NOT_IN_USE:
885 hidden_ssid = WMI_HIDDEN_SSID_DISABLED;
888 case NL80211_HIDDEN_SSID_ZERO_LEN:
889 hidden_ssid = WMI_HIDDEN_SSID_SEND_EMPTY;
892 case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
893 hidden_ssid = WMI_HIDDEN_SSID_CLEAR;
897 wil_err(wil, "AP: Invalid hidden SSID %d\n", info->hidden_ssid);
900 wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value,
901 channel->center_freq, info->privacy ? "secure" : "open");
902 wil_dbg_misc(wil, "Privacy: %d auth_type %d\n",
903 info->privacy, info->auth_type);
904 wil_dbg_misc(wil, "Hidden SSID mode: %d\n",
906 wil_dbg_misc(wil, "BI %d DTIM %d\n", info->beacon_interval,
908 print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET,
909 info->ssid, info->ssid_len);
910 wil_print_bcon_data(bcon);
911 wil_print_crypto(wil, crypto);
913 if (wil_fix_bcon(wil, bcon)) {
914 wil_dbg_misc(wil, "Fixed bcon\n");
915 wil_print_bcon_data(bcon);
918 rc = _wil_cfg80211_start_ap(wiphy, ndev,
919 info->ssid, info->ssid_len, info->privacy,
920 info->beacon_interval, channel->hw_value,
926 static int wil_cfg80211_stop_ap(struct wiphy *wiphy,
927 struct net_device *ndev)
929 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
931 wil_dbg_misc(wil, "%s()\n", __func__);
933 netif_carrier_off(ndev);
934 wil_set_recovery_state(wil, fw_recovery_idle);
936 mutex_lock(&wil->mutex);
942 mutex_unlock(&wil->mutex);
947 static int wil_cfg80211_del_station(struct wiphy *wiphy,
948 struct net_device *dev,
949 struct station_del_parameters *params)
951 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
953 wil_dbg_misc(wil, "%s(%pM, reason=%d)\n", __func__, params->mac,
954 params->reason_code);
956 mutex_lock(&wil->mutex);
957 wil6210_disconnect(wil, params->mac, params->reason_code, false);
958 mutex_unlock(&wil->mutex);
963 /* probe_client handling */
964 static void wil_probe_client_handle(struct wil6210_priv *wil,
965 struct wil_probe_client_req *req)
967 struct net_device *ndev = wil_to_ndev(wil);
968 struct wil_sta_info *sta = &wil->sta[req->cid];
969 /* assume STA is alive if it is still connected,
970 * else FW will disconnect it
972 bool alive = (sta->status == wil_sta_connected);
974 cfg80211_probe_status(ndev, sta->addr, req->cookie, alive, GFP_KERNEL);
977 static struct list_head *next_probe_client(struct wil6210_priv *wil)
979 struct list_head *ret = NULL;
981 mutex_lock(&wil->probe_client_mutex);
983 if (!list_empty(&wil->probe_client_pending)) {
984 ret = wil->probe_client_pending.next;
988 mutex_unlock(&wil->probe_client_mutex);
993 void wil_probe_client_worker(struct work_struct *work)
995 struct wil6210_priv *wil = container_of(work, struct wil6210_priv,
996 probe_client_worker);
997 struct wil_probe_client_req *req;
998 struct list_head *lh;
1000 while ((lh = next_probe_client(wil)) != NULL) {
1001 req = list_entry(lh, struct wil_probe_client_req, list);
1003 wil_probe_client_handle(wil, req);
1008 void wil_probe_client_flush(struct wil6210_priv *wil)
1010 struct wil_probe_client_req *req, *t;
1012 wil_dbg_misc(wil, "%s()\n", __func__);
1014 mutex_lock(&wil->probe_client_mutex);
1016 list_for_each_entry_safe(req, t, &wil->probe_client_pending, list) {
1017 list_del(&req->list);
1021 mutex_unlock(&wil->probe_client_mutex);
1024 static int wil_cfg80211_probe_client(struct wiphy *wiphy,
1025 struct net_device *dev,
1026 const u8 *peer, u64 *cookie)
1028 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1029 struct wil_probe_client_req *req;
1030 int cid = wil_find_cid(wil, peer);
1032 wil_dbg_misc(wil, "%s(%pM => CID %d)\n", __func__, peer, cid);
1037 req = kzalloc(sizeof(*req), GFP_KERNEL);
1044 mutex_lock(&wil->probe_client_mutex);
1045 list_add_tail(&req->list, &wil->probe_client_pending);
1046 mutex_unlock(&wil->probe_client_mutex);
1048 *cookie = req->cookie;
1049 queue_work(wil->wq_service, &wil->probe_client_worker);
1053 static int wil_cfg80211_change_bss(struct wiphy *wiphy,
1054 struct net_device *dev,
1055 struct bss_parameters *params)
1057 struct wil6210_priv *wil = wiphy_to_wil(wiphy);
1059 if (params->ap_isolate >= 0) {
1060 wil_dbg_misc(wil, "%s(ap_isolate %d => %d)\n", __func__,
1061 wil->ap_isolate, params->ap_isolate);
1062 wil->ap_isolate = params->ap_isolate;
1068 static struct cfg80211_ops wil_cfg80211_ops = {
1069 .scan = wil_cfg80211_scan,
1070 .connect = wil_cfg80211_connect,
1071 .disconnect = wil_cfg80211_disconnect,
1072 .change_virtual_intf = wil_cfg80211_change_iface,
1073 .get_station = wil_cfg80211_get_station,
1074 .dump_station = wil_cfg80211_dump_station,
1075 .remain_on_channel = wil_remain_on_channel,
1076 .cancel_remain_on_channel = wil_cancel_remain_on_channel,
1077 .mgmt_tx = wil_cfg80211_mgmt_tx,
1078 .set_monitor_channel = wil_cfg80211_set_channel,
1079 .add_key = wil_cfg80211_add_key,
1080 .del_key = wil_cfg80211_del_key,
1081 .set_default_key = wil_cfg80211_set_default_key,
1083 .change_beacon = wil_cfg80211_change_beacon,
1084 .start_ap = wil_cfg80211_start_ap,
1085 .stop_ap = wil_cfg80211_stop_ap,
1086 .del_station = wil_cfg80211_del_station,
1087 .probe_client = wil_cfg80211_probe_client,
1088 .change_bss = wil_cfg80211_change_bss,
1091 static void wil_wiphy_init(struct wiphy *wiphy)
1093 wiphy->max_scan_ssids = 1;
1094 wiphy->max_scan_ie_len = WMI_MAX_IE_LEN;
1095 wiphy->max_num_pmkids = 0 /* TODO: */;
1096 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
1097 BIT(NL80211_IFTYPE_AP) |
1098 BIT(NL80211_IFTYPE_MONITOR);
1099 /* TODO: enable P2P when integrated with supplicant:
1100 * BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO)
1102 wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
1103 WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
1104 dev_dbg(wiphy_dev(wiphy), "%s : flags = 0x%08x\n",
1105 __func__, wiphy->flags);
1106 wiphy->probe_resp_offload =
1107 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
1108 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
1109 NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P;
1111 wiphy->bands[IEEE80211_BAND_60GHZ] = &wil_band_60ghz;
1113 /* TODO: figure this out */
1114 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
1116 wiphy->cipher_suites = wil_cipher_suites;
1117 wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites);
1118 wiphy->mgmt_stypes = wil_mgmt_stypes;
1119 wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
1122 struct wireless_dev *wil_cfg80211_init(struct device *dev)
1125 struct wireless_dev *wdev;
1127 dev_dbg(dev, "%s()\n", __func__);
1129 wdev = kzalloc(sizeof(*wdev), GFP_KERNEL);
1131 return ERR_PTR(-ENOMEM);
1133 wdev->wiphy = wiphy_new(&wil_cfg80211_ops,
1134 sizeof(struct wil6210_priv));
1140 set_wiphy_dev(wdev->wiphy, dev);
1141 wil_wiphy_init(wdev->wiphy);
1143 rc = wiphy_register(wdev->wiphy);
1145 goto out_failed_reg;
1150 wiphy_free(wdev->wiphy);
1157 void wil_wdev_free(struct wil6210_priv *wil)
1159 struct wireless_dev *wdev = wil_to_wdev(wil);
1161 dev_dbg(wil_to_dev(wil), "%s()\n", __func__);
1166 wiphy_unregister(wdev->wiphy);
1167 wiphy_free(wdev->wiphy);