1 /*
2  * Copyright (c) 2015-2016 Quantenna Communications, Inc.
3  * All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  */
16 
17 #ifndef _QTN_QLINK_H_
18 #define _QTN_QLINK_H_
19 
20 #include <linux/ieee80211.h>
21 
22 #define QLINK_PROTO_VER		11
23 
24 #define QLINK_MACID_RSVD		0xFF
25 #define QLINK_VIFID_RSVD		0xFF
26 
27 /* Common QLINK protocol messages definitions.
28  */
29 
30 /**
31  * enum qlink_msg_type - QLINK message types
32  *
33  * Used to distinguish between message types of QLINK protocol.
34  *
35  * @QLINK_MSG_TYPE_CMD: Message is carrying data of a command sent from
36  *	driver to wireless hardware.
37  * @QLINK_MSG_TYPE_CMDRSP: Message is carrying data of a response to a command.
38  *	Sent from wireless HW to driver in reply to previously issued command.
39  * @QLINK_MSG_TYPE_EVENT: Data for an event originated in wireless hardware and
40  *	sent asynchronously to driver.
41  */
42 enum qlink_msg_type {
43 	QLINK_MSG_TYPE_CMD	= 1,
44 	QLINK_MSG_TYPE_CMDRSP	= 2,
45 	QLINK_MSG_TYPE_EVENT	= 3
46 };
47 
48 /**
49  * struct qlink_msg_header - common QLINK protocol message header
50  *
51  * Portion of QLINK protocol header common for all message types.
52  *
53  * @type: Message type, one of &enum qlink_msg_type.
54  * @len: Total length of message including all headers.
55  */
56 struct qlink_msg_header {
57 	__le16 type;
58 	__le16 len;
59 } __packed;
60 
61 /* Generic definitions of data and information carried in QLINK messages
62  */
63 
64 /**
65  * enum qlink_hw_capab - device capabilities.
66  *
67  * @QLINK_HW_CAPAB_REG_UPDATE: device can update it's regulatory region.
68  * @QLINK_HW_CAPAB_STA_INACT_TIMEOUT: device implements a logic to kick-out
69  *	associated STAs due to inactivity. Inactivity timeout period is taken
70  *	from QLINK_CMD_START_AP parameters.
71  */
72 enum qlink_hw_capab {
73 	QLINK_HW_CAPAB_REG_UPDATE = BIT(0),
74 	QLINK_HW_CAPAB_STA_INACT_TIMEOUT = BIT(1),
75 };
76 
77 enum qlink_iface_type {
78 	QLINK_IFTYPE_AP		= 1,
79 	QLINK_IFTYPE_STATION	= 2,
80 	QLINK_IFTYPE_ADHOC	= 3,
81 	QLINK_IFTYPE_MONITOR	= 4,
82 	QLINK_IFTYPE_WDS	= 5,
83 	QLINK_IFTYPE_AP_VLAN	= 6,
84 };
85 
86 /**
87  * struct qlink_intf_info - information on virtual interface.
88  *
89  * Data describing a single virtual interface.
90  *
91  * @if_type: Mode of interface operation, one of &enum qlink_iface_type
92  * @vlanid: VLAN ID for AP_VLAN interface type
93  * @mac_addr: MAC address of virtual interface.
94  */
95 struct qlink_intf_info {
96 	__le16 if_type;
97 	__le16 vlanid;
98 	u8 mac_addr[ETH_ALEN];
99 	u8 rsvd[2];
100 } __packed;
101 
102 enum qlink_sta_flags {
103 	QLINK_STA_FLAG_INVALID		= 0,
104 	QLINK_STA_FLAG_AUTHORIZED		= BIT(0),
105 	QLINK_STA_FLAG_SHORT_PREAMBLE	= BIT(1),
106 	QLINK_STA_FLAG_WME			= BIT(2),
107 	QLINK_STA_FLAG_MFP			= BIT(3),
108 	QLINK_STA_FLAG_AUTHENTICATED		= BIT(4),
109 	QLINK_STA_FLAG_TDLS_PEER		= BIT(5),
110 	QLINK_STA_FLAG_ASSOCIATED		= BIT(6),
111 };
112 
113 enum qlink_channel_width {
114 	QLINK_CHAN_WIDTH_5 = 0,
115 	QLINK_CHAN_WIDTH_10,
116 	QLINK_CHAN_WIDTH_20_NOHT,
117 	QLINK_CHAN_WIDTH_20,
118 	QLINK_CHAN_WIDTH_40,
119 	QLINK_CHAN_WIDTH_80,
120 	QLINK_CHAN_WIDTH_80P80,
121 	QLINK_CHAN_WIDTH_160,
122 };
123 
124 /**
125  * struct qlink_channel - qlink control channel definition
126  *
127  * @hw_value: hardware-specific value for the channel
128  * @center_freq: center frequency in MHz
129  * @flags: channel flags from &enum qlink_channel_flags
130  * @band: band this channel belongs to
131  * @max_antenna_gain: maximum antenna gain in dBi
132  * @max_power: maximum transmission power (in dBm)
133  * @max_reg_power: maximum regulatory transmission power (in dBm)
134  * @dfs_state: current state of this channel.
135  *      Only relevant if radar is required on this channel.
136  * @beacon_found: helper to regulatory code to indicate when a beacon
137  *	has been found on this channel. Use regulatory_hint_found_beacon()
138  *	to enable this, this is useful only on 5 GHz band.
139  */
140 struct qlink_channel {
141 	__le16 hw_value;
142 	__le16 center_freq;
143 	__le32 flags;
144 	u8 band;
145 	u8 max_antenna_gain;
146 	u8 max_power;
147 	u8 max_reg_power;
148 	__le32 dfs_cac_ms;
149 	u8 dfs_state;
150 	u8 beacon_found;
151 	u8 rsvd[2];
152 } __packed;
153 
154 /**
155  * struct qlink_chandef - qlink channel definition
156  *
157  * @chan: primary channel definition
158  * @center_freq1: center frequency of first segment
159  * @center_freq2: center frequency of second segment (80+80 only)
160  * @width: channel width, one of @enum qlink_channel_width
161  */
162 struct qlink_chandef {
163 	struct qlink_channel chan;
164 	__le16 center_freq1;
165 	__le16 center_freq2;
166 	u8 width;
167 	u8 rsvd;
168 } __packed;
169 
170 #define QLINK_MAX_NR_CIPHER_SUITES            5
171 #define QLINK_MAX_NR_AKM_SUITES               2
172 
173 struct qlink_auth_encr {
174 	__le32 wpa_versions;
175 	__le32 cipher_group;
176 	__le32 n_ciphers_pairwise;
177 	__le32 ciphers_pairwise[QLINK_MAX_NR_CIPHER_SUITES];
178 	__le32 n_akm_suites;
179 	__le32 akm_suites[QLINK_MAX_NR_AKM_SUITES];
180 	__le16 control_port_ethertype;
181 	u8 auth_type;
182 	u8 privacy;
183 	u8 control_port;
184 	u8 control_port_no_encrypt;
185 	u8 rsvd[2];
186 } __packed;
187 
188 /**
189  * struct qlink_sta_info_state - station flags mask/value
190  *
191  * @mask: STA flags mask, bitmap of &enum qlink_sta_flags
192  * @value: STA flags values, bitmap of &enum qlink_sta_flags
193  */
194 struct qlink_sta_info_state {
195 	__le32 mask;
196 	__le32 value;
197 } __packed;
198 
199 /* QLINK Command messages related definitions
200  */
201 
202 /**
203  * enum qlink_cmd_type - list of supported commands
204  *
205  * Commands are QLINK messages of type @QLINK_MSG_TYPE_CMD, sent by driver to
206  * wireless network device for processing. Device is expected to send back a
207  * reply message of type &QLINK_MSG_TYPE_CMDRSP, containing at least command
208  * execution status (one of &enum qlink_cmd_result). Reply message
209  * may also contain data payload specific to the command type.
210  *
211  * @QLINK_CMD_BAND_INFO_GET: for the specified MAC and specified band, get
212  *	the band's description including number of operational channels and
213  *	info on each channel, HT/VHT capabilities, supported rates etc.
214  *	This command is generic to a specified MAC, interface index must be set
215  *	to QLINK_VIFID_RSVD in command header.
216  * @QLINK_CMD_REG_NOTIFY: notify device about regulatory domain change. This
217  *	command is supported only if device reports QLINK_HW_SUPPORTS_REG_UPDATE
218  *	capability.
219  * @QLINK_CMD_START_CAC: start radar detection procedure on a specified channel.
220  */
221 enum qlink_cmd_type {
222 	QLINK_CMD_FW_INIT		= 0x0001,
223 	QLINK_CMD_FW_DEINIT		= 0x0002,
224 	QLINK_CMD_REGISTER_MGMT		= 0x0003,
225 	QLINK_CMD_SEND_MGMT_FRAME	= 0x0004,
226 	QLINK_CMD_MGMT_SET_APPIE	= 0x0005,
227 	QLINK_CMD_PHY_PARAMS_GET	= 0x0011,
228 	QLINK_CMD_PHY_PARAMS_SET	= 0x0012,
229 	QLINK_CMD_GET_HW_INFO		= 0x0013,
230 	QLINK_CMD_MAC_INFO		= 0x0014,
231 	QLINK_CMD_ADD_INTF		= 0x0015,
232 	QLINK_CMD_DEL_INTF		= 0x0016,
233 	QLINK_CMD_CHANGE_INTF		= 0x0017,
234 	QLINK_CMD_UPDOWN_INTF		= 0x0018,
235 	QLINK_CMD_REG_NOTIFY		= 0x0019,
236 	QLINK_CMD_BAND_INFO_GET		= 0x001A,
237 	QLINK_CMD_CHAN_SWITCH		= 0x001B,
238 	QLINK_CMD_CHAN_GET		= 0x001C,
239 	QLINK_CMD_START_CAC		= 0x001D,
240 	QLINK_CMD_START_AP		= 0x0021,
241 	QLINK_CMD_STOP_AP		= 0x0022,
242 	QLINK_CMD_SET_MAC_ACL		= 0x0023,
243 	QLINK_CMD_GET_STA_INFO		= 0x0030,
244 	QLINK_CMD_ADD_KEY		= 0x0040,
245 	QLINK_CMD_DEL_KEY		= 0x0041,
246 	QLINK_CMD_SET_DEFAULT_KEY	= 0x0042,
247 	QLINK_CMD_SET_DEFAULT_MGMT_KEY	= 0x0043,
248 	QLINK_CMD_CHANGE_STA		= 0x0051,
249 	QLINK_CMD_DEL_STA		= 0x0052,
250 	QLINK_CMD_SCAN			= 0x0053,
251 	QLINK_CMD_CHAN_STATS		= 0x0054,
252 	QLINK_CMD_CONNECT		= 0x0060,
253 	QLINK_CMD_DISCONNECT		= 0x0061,
254 };
255 
256 /**
257  * struct qlink_cmd - QLINK command message header
258  *
259  * Header used for QLINK messages of QLINK_MSG_TYPE_CMD type.
260  *
261  * @mhdr: Common QLINK message header.
262  * @cmd_id: command id, one of &enum qlink_cmd_type.
263  * @seq_num: sequence number of command message, used for matching with
264  *	response message.
265  * @macid: index of physical radio device the command is destined to or
266  *	QLINK_MACID_RSVD if not applicable.
267  * @vifid: index of virtual wireless interface on specified @macid the command
268  *	is destined to or QLINK_VIFID_RSVD if not applicable.
269  */
270 struct qlink_cmd {
271 	struct qlink_msg_header mhdr;
272 	__le16 cmd_id;
273 	__le16 seq_num;
274 	u8 rsvd[2];
275 	u8 macid;
276 	u8 vifid;
277 } __packed;
278 
279 /**
280  * struct qlink_cmd_manage_intf - interface management command
281  *
282  * Data for interface management commands QLINK_CMD_ADD_INTF, QLINK_CMD_DEL_INTF
283  * and QLINK_CMD_CHANGE_INTF.
284  *
285  * @intf_info: interface description.
286  */
287 struct qlink_cmd_manage_intf {
288 	struct qlink_cmd chdr;
289 	struct qlink_intf_info intf_info;
290 } __packed;
291 
292 enum qlink_mgmt_frame_type {
293 	QLINK_MGMT_FRAME_ASSOC_REQ	= 0x00,
294 	QLINK_MGMT_FRAME_ASSOC_RESP	= 0x01,
295 	QLINK_MGMT_FRAME_REASSOC_REQ	= 0x02,
296 	QLINK_MGMT_FRAME_REASSOC_RESP	= 0x03,
297 	QLINK_MGMT_FRAME_PROBE_REQ	= 0x04,
298 	QLINK_MGMT_FRAME_PROBE_RESP	= 0x05,
299 	QLINK_MGMT_FRAME_BEACON		= 0x06,
300 	QLINK_MGMT_FRAME_ATIM		= 0x07,
301 	QLINK_MGMT_FRAME_DISASSOC	= 0x08,
302 	QLINK_MGMT_FRAME_AUTH		= 0x09,
303 	QLINK_MGMT_FRAME_DEAUTH		= 0x0A,
304 	QLINK_MGMT_FRAME_ACTION		= 0x0B,
305 
306 	QLINK_MGMT_FRAME_TYPE_COUNT
307 };
308 
309 /**
310  * struct qlink_cmd_mgmt_frame_register - data for QLINK_CMD_REGISTER_MGMT
311  *
312  * @frame_type: MGMT frame type the registration request describes, one of
313  *	&enum qlink_mgmt_frame_type.
314  * @do_register: 0 - unregister, otherwise register for reception of specified
315  *	MGMT frame type.
316  */
317 struct qlink_cmd_mgmt_frame_register {
318 	struct qlink_cmd chdr;
319 	__le16 frame_type;
320 	u8 do_register;
321 } __packed;
322 
323 enum qlink_mgmt_frame_tx_flags {
324 	QLINK_MGMT_FRAME_TX_FLAG_NONE		= 0,
325 	QLINK_MGMT_FRAME_TX_FLAG_OFFCHAN	= BIT(0),
326 	QLINK_MGMT_FRAME_TX_FLAG_NO_CCK		= BIT(1),
327 	QLINK_MGMT_FRAME_TX_FLAG_ACK_NOWAIT	= BIT(2),
328 };
329 
330 /**
331  * struct qlink_cmd_mgmt_frame_tx - data for QLINK_CMD_SEND_MGMT_FRAME command
332  *
333  * @cookie: opaque request identifier.
334  * @freq: Frequency to use for frame transmission.
335  * @flags: Transmission flags, one of &enum qlink_mgmt_frame_tx_flags.
336  * @frame_data: frame to transmit.
337  */
338 struct qlink_cmd_mgmt_frame_tx {
339 	struct qlink_cmd chdr;
340 	__le32 cookie;
341 	__le16 freq;
342 	__le16 flags;
343 	u8 frame_data[0];
344 } __packed;
345 
346 /**
347  * struct qlink_cmd_get_sta_info - data for QLINK_CMD_GET_STA_INFO command
348  *
349  * @sta_addr: MAC address of the STA statistics is requested for.
350  */
351 struct qlink_cmd_get_sta_info {
352 	struct qlink_cmd chdr;
353 	u8 sta_addr[ETH_ALEN];
354 } __packed;
355 
356 /**
357  * struct qlink_cmd_add_key - data for QLINK_CMD_ADD_KEY command.
358  *
359  * @key_index: index of the key being installed.
360  * @pairwise: whether to use pairwise key.
361  * @addr: MAC address of a STA key is being installed to.
362  * @cipher: cipher suite.
363  * @vlanid: VLAN ID for AP_VLAN interface type
364  * @key_data: key data itself.
365  */
366 struct qlink_cmd_add_key {
367 	struct qlink_cmd chdr;
368 	u8 key_index;
369 	u8 pairwise;
370 	u8 addr[ETH_ALEN];
371 	__le32 cipher;
372 	__le16 vlanid;
373 	u8 key_data[0];
374 } __packed;
375 
376 /**
377  * struct qlink_cmd_del_key_req - data for QLINK_CMD_DEL_KEY command
378  *
379  * @key_index: index of the key being removed.
380  * @pairwise: whether to use pairwise key.
381  * @addr: MAC address of a STA for which a key is removed.
382  */
383 struct qlink_cmd_del_key {
384 	struct qlink_cmd chdr;
385 	u8 key_index;
386 	u8 pairwise;
387 	u8 addr[ETH_ALEN];
388 } __packed;
389 
390 /**
391  * struct qlink_cmd_set_def_key - data for QLINK_CMD_SET_DEFAULT_KEY command
392  *
393  * @key_index: index of the key to be set as default one.
394  * @unicast: key is unicast.
395  * @multicast: key is multicast.
396  */
397 struct qlink_cmd_set_def_key {
398 	struct qlink_cmd chdr;
399 	u8 key_index;
400 	u8 unicast;
401 	u8 multicast;
402 } __packed;
403 
404 /**
405  * struct qlink_cmd_set_def_mgmt_key - data for QLINK_CMD_SET_DEFAULT_MGMT_KEY
406  *
407  * @key_index: index of the key to be set as default MGMT key.
408  */
409 struct qlink_cmd_set_def_mgmt_key {
410 	struct qlink_cmd chdr;
411 	u8 key_index;
412 } __packed;
413 
414 /**
415  * struct qlink_cmd_change_sta - data for QLINK_CMD_CHANGE_STA command
416  *
417  * @flag_update: STA flags to update
418  * @if_type: Mode of interface operation, one of &enum qlink_iface_type
419  * @vlanid: VLAN ID to assign to specific STA
420  * @sta_addr: address of the STA for which parameters are set.
421  */
422 struct qlink_cmd_change_sta {
423 	struct qlink_cmd chdr;
424 	struct qlink_sta_info_state flag_update;
425 	__le16 if_type;
426 	__le16 vlanid;
427 	u8 sta_addr[ETH_ALEN];
428 } __packed;
429 
430 /**
431  * struct qlink_cmd_del_sta - data for QLINK_CMD_DEL_STA command.
432  *
433  * See &struct station_del_parameters
434  */
435 struct qlink_cmd_del_sta {
436 	struct qlink_cmd chdr;
437 	__le16 reason_code;
438 	u8 subtype;
439 	u8 sta_addr[ETH_ALEN];
440 } __packed;
441 
442 enum qlink_sta_connect_flags {
443 	QLINK_STA_CONNECT_DISABLE_HT	= BIT(0),
444 	QLINK_STA_CONNECT_DISABLE_VHT	= BIT(1),
445 	QLINK_STA_CONNECT_USE_RRM	= BIT(2),
446 };
447 
448 /**
449  * struct qlink_cmd_connect - data for QLINK_CMD_CONNECT command
450  *
451  * @bssid: BSSID of the BSS to connect to.
452  * @bssid_hint: recommended AP BSSID for initial connection to the BSS or
453  *	00:00:00:00:00:00 if not specified.
454  * @prev_bssid: previous BSSID, if specified (not 00:00:00:00:00:00) indicates
455  *	a request to reassociate.
456  * @bg_scan_period: period of background scan.
457  * @flags: one of &enum qlink_sta_connect_flags.
458  * @ht_capa: HT Capabilities overrides.
459  * @ht_capa_mask: The bits of ht_capa which are to be used.
460  * @vht_capa: VHT Capability overrides
461  * @vht_capa_mask: The bits of vht_capa which are to be used.
462  * @aen: authentication information.
463  * @mfp: whether to use management frame protection.
464  * @payload: variable portion of connection request.
465  */
466 struct qlink_cmd_connect {
467 	struct qlink_cmd chdr;
468 	u8 bssid[ETH_ALEN];
469 	u8 bssid_hint[ETH_ALEN];
470 	u8 prev_bssid[ETH_ALEN];
471 	__le16 bg_scan_period;
472 	__le32 flags;
473 	struct ieee80211_ht_cap ht_capa;
474 	struct ieee80211_ht_cap ht_capa_mask;
475 	struct ieee80211_vht_cap vht_capa;
476 	struct ieee80211_vht_cap vht_capa_mask;
477 	struct qlink_auth_encr aen;
478 	u8 mfp;
479 	u8 pbss;
480 	u8 rsvd[2];
481 	u8 payload[0];
482 } __packed;
483 
484 /**
485  * struct qlink_cmd_disconnect - data for QLINK_CMD_DISCONNECT command
486  *
487  * @reason: code of the reason of disconnect, see &enum ieee80211_reasoncode.
488  */
489 struct qlink_cmd_disconnect {
490 	struct qlink_cmd chdr;
491 	__le16 reason;
492 } __packed;
493 
494 /**
495  * struct qlink_cmd_updown - data for QLINK_CMD_UPDOWN_INTF command
496  *
497  * @if_up: bring specified interface DOWN (if_up==0) or UP (otherwise).
498  *	Interface is specified in common command header @chdr.
499  */
500 struct qlink_cmd_updown {
501 	struct qlink_cmd chdr;
502 	u8 if_up;
503 } __packed;
504 
505 /**
506  * enum qlink_band - a list of frequency bands
507  *
508  * @QLINK_BAND_2GHZ: 2.4GHz band
509  * @QLINK_BAND_5GHZ: 5GHz band
510  * @QLINK_BAND_60GHZ: 60GHz band
511  */
512 enum qlink_band {
513 	QLINK_BAND_2GHZ = BIT(0),
514 	QLINK_BAND_5GHZ = BIT(1),
515 	QLINK_BAND_60GHZ = BIT(2),
516 };
517 
518 /**
519  * struct qlink_cmd_band_info_get - data for QLINK_CMD_BAND_INFO_GET command
520  *
521  * @band: a PHY band for which information is queried, one of @enum qlink_band
522  */
523 struct qlink_cmd_band_info_get {
524 	struct qlink_cmd chdr;
525 	u8 band;
526 } __packed;
527 
528 /**
529  * struct qlink_cmd_get_chan_stats - data for QLINK_CMD_CHAN_STATS command
530  *
531  * @channel: channel number according to 802.11 17.3.8.3.2 and Annex J
532  */
533 struct qlink_cmd_get_chan_stats {
534 	struct qlink_cmd chdr;
535 	__le16 channel;
536 } __packed;
537 
538 /**
539  * enum qlink_reg_initiator - Indicates the initiator of a reg domain request
540  *
541  * See &enum nl80211_reg_initiator for more info.
542  */
543 enum qlink_reg_initiator {
544 	QLINK_REGDOM_SET_BY_CORE,
545 	QLINK_REGDOM_SET_BY_USER,
546 	QLINK_REGDOM_SET_BY_DRIVER,
547 	QLINK_REGDOM_SET_BY_COUNTRY_IE,
548 };
549 
550 /**
551  * enum qlink_user_reg_hint_type - type of user regulatory hint
552  *
553  * See &enum nl80211_user_reg_hint_type for more info.
554  */
555 enum qlink_user_reg_hint_type {
556 	QLINK_USER_REG_HINT_USER	= 0,
557 	QLINK_USER_REG_HINT_CELL_BASE	= 1,
558 	QLINK_USER_REG_HINT_INDOOR	= 2,
559 };
560 
561 /**
562  * struct qlink_cmd_reg_notify - data for QLINK_CMD_REG_NOTIFY command
563  *
564  * @alpha2: the ISO / IEC 3166 alpha2 country code.
565  * @initiator: which entity sent the request, one of &enum qlink_reg_initiator.
566  * @user_reg_hint_type: type of hint for QLINK_REGDOM_SET_BY_USER request, one
567  *	of &enum qlink_user_reg_hint_type.
568  */
569 struct qlink_cmd_reg_notify {
570 	struct qlink_cmd chdr;
571 	u8 alpha2[2];
572 	u8 initiator;
573 	u8 user_reg_hint_type;
574 } __packed;
575 
576 /**
577  * struct qlink_cmd_chan_switch - data for QLINK_CMD_CHAN_SWITCH command
578  *
579  * @channel: channel number according to 802.11 17.3.8.3.2 and Annex J
580  * @radar_required: whether radar detection is required on the new channel
581  * @block_tx: whether transmissions should be blocked while changing
582  * @beacon_count: number of beacons until switch
583  */
584 struct qlink_cmd_chan_switch {
585 	struct qlink_cmd chdr;
586 	__le16 channel;
587 	u8 radar_required;
588 	u8 block_tx;
589 	u8 beacon_count;
590 } __packed;
591 
592 /**
593  * enum qlink_hidden_ssid - values for %NL80211_ATTR_HIDDEN_SSID
594  *
595  * Refer to &enum nl80211_hidden_ssid
596  */
597 enum qlink_hidden_ssid {
598 	QLINK_HIDDEN_SSID_NOT_IN_USE,
599 	QLINK_HIDDEN_SSID_ZERO_LEN,
600 	QLINK_HIDDEN_SSID_ZERO_CONTENTS
601 };
602 
603 /**
604  * struct qlink_cmd_start_ap - data for QLINK_CMD_START_AP command
605  *
606  * @beacon_interval: beacon interval
607  * @inactivity_timeout: station's inactivity period in seconds
608  * @dtim_period: DTIM period
609  * @hidden_ssid: whether to hide the SSID, one of &enum qlink_hidden_ssid
610  * @smps_mode: SMPS mode
611  * @ht_required: stations must support HT
612  * @vht_required: stations must support VHT
613  * @aen: encryption info
614  * @info: variable configurations
615  */
616 struct qlink_cmd_start_ap {
617 	struct qlink_cmd chdr;
618 	__le16 beacon_interval;
619 	__le16 inactivity_timeout;
620 	u8 dtim_period;
621 	u8 hidden_ssid;
622 	u8 smps_mode;
623 	u8 p2p_ctwindow;
624 	u8 p2p_opp_ps;
625 	u8 pbss;
626 	u8 ht_required;
627 	u8 vht_required;
628 	struct qlink_auth_encr aen;
629 	u8 info[0];
630 } __packed;
631 
632 /**
633  * struct qlink_cmd_start_cac - data for QLINK_CMD_START_CAC command
634  *
635  * @chan: a channel to start a radar detection procedure on.
636  * @cac_time_ms: CAC time.
637  */
638 struct qlink_cmd_start_cac {
639 	struct qlink_cmd chdr;
640 	struct qlink_chandef chan;
641 	__le32 cac_time_ms;
642 } __packed;
643 
644 enum qlink_acl_policy {
645 	QLINK_ACL_POLICY_ACCEPT_UNLESS_LISTED,
646 	QLINK_ACL_POLICY_DENY_UNLESS_LISTED,
647 };
648 
649 struct qlink_mac_address {
650 	u8 addr[ETH_ALEN];
651 } __packed;
652 
653 /**
654  * struct qlink_acl_data - ACL data
655  *
656  * @policy: filter policy, one of &enum qlink_acl_policy.
657  * @num_entries: number of MAC addresses in array.
658  * @mac_address: MAC addresses array.
659  */
660 struct qlink_acl_data {
661 	__le32 policy;
662 	__le32 num_entries;
663 	struct qlink_mac_address mac_addrs[0];
664 } __packed;
665 
666 /* QLINK Command Responses messages related definitions
667  */
668 
669 enum qlink_cmd_result {
670 	QLINK_CMD_RESULT_OK = 0,
671 	QLINK_CMD_RESULT_INVALID,
672 	QLINK_CMD_RESULT_ENOTSUPP,
673 	QLINK_CMD_RESULT_ENOTFOUND,
674 	QLINK_CMD_RESULT_EALREADY,
675 };
676 
677 /**
678  * struct qlink_resp - QLINK command response message header
679  *
680  * Header used for QLINK messages of QLINK_MSG_TYPE_CMDRSP type.
681  *
682  * @mhdr: see &struct qlink_msg_header.
683  * @cmd_id: command ID the response corresponds to, one of &enum qlink_cmd_type.
684  * @seq_num: sequence number of command message, used for matching with
685  *	response message.
686  * @result: result of the command execution, one of &enum qlink_cmd_result.
687  * @macid: index of physical radio device the response is sent from or
688  *	QLINK_MACID_RSVD if not applicable.
689  * @vifid: index of virtual wireless interface on specified @macid the response
690  *	is sent from or QLINK_VIFID_RSVD if not applicable.
691  */
692 struct qlink_resp {
693 	struct qlink_msg_header mhdr;
694 	__le16 cmd_id;
695 	__le16 seq_num;
696 	__le16 result;
697 	u8 macid;
698 	u8 vifid;
699 } __packed;
700 
701 /**
702  * struct qlink_resp_get_mac_info - response for QLINK_CMD_MAC_INFO command
703  *
704  * Data describing specific physical device providing wireless MAC
705  * functionality.
706  *
707  * @dev_mac: MAC address of physical WMAC device (used for first BSS on
708  *	specified WMAC).
709  * @num_tx_chain: Number of transmit chains used by WMAC.
710  * @num_rx_chain: Number of receive chains used by WMAC.
711  * @vht_cap_mod_mask: mask specifying which VHT capabilities can be altered.
712  * @ht_cap_mod_mask: mask specifying which HT capabilities can be altered.
713  * @bands_cap: wireless bands WMAC can operate in, bitmap of &enum qlink_band.
714  * @max_ap_assoc_sta: Maximum number of associations supported by WMAC.
715  * @radar_detect_widths: bitmask of channels BW for which WMAC can detect radar.
716  * @var_info: variable-length WMAC info data.
717  */
718 struct qlink_resp_get_mac_info {
719 	struct qlink_resp rhdr;
720 	u8 dev_mac[ETH_ALEN];
721 	u8 num_tx_chain;
722 	u8 num_rx_chain;
723 	struct ieee80211_vht_cap vht_cap_mod_mask;
724 	struct ieee80211_ht_cap ht_cap_mod_mask;
725 	__le16 max_ap_assoc_sta;
726 	__le16 radar_detect_widths;
727 	__le32 max_acl_mac_addrs;
728 	u8 bands_cap;
729 	u8 rsvd[1];
730 	u8 var_info[0];
731 } __packed;
732 
733 /**
734  * enum qlink_dfs_regions - regulatory DFS regions
735  *
736  * Corresponds to &enum nl80211_dfs_regions.
737  */
738 enum qlink_dfs_regions {
739 	QLINK_DFS_UNSET	= 0,
740 	QLINK_DFS_FCC	= 1,
741 	QLINK_DFS_ETSI	= 2,
742 	QLINK_DFS_JP	= 3,
743 };
744 
745 /**
746  * struct qlink_resp_get_hw_info - response for QLINK_CMD_GET_HW_INFO command
747  *
748  * Description of wireless hardware capabilities and features.
749  *
750  * @fw_ver: wireless hardware firmware version.
751  * @hw_capab: Bitmap of capabilities supported by firmware.
752  * @ql_proto_ver: Version of QLINK protocol used by firmware.
753  * @num_mac: Number of separate physical radio devices provided by hardware.
754  * @mac_bitmap: Bitmap of MAC IDs that are active and can be used in firmware.
755  * @total_tx_chains: total number of transmit chains used by device.
756  * @total_rx_chains: total number of receive chains.
757  * @alpha2: country code ID firmware is configured to.
758  * @n_reg_rules: number of regulatory rules TLVs in variable portion of the
759  *	message.
760  * @dfs_region: regulatory DFS region, one of @enum qlink_dfs_region.
761  * @info: variable-length HW info, can contain QTN_TLV_ID_REG_RULE.
762  */
763 struct qlink_resp_get_hw_info {
764 	struct qlink_resp rhdr;
765 	__le32 fw_ver;
766 	__le32 hw_capab;
767 	__le32 bld_tmstamp;
768 	__le32 plat_id;
769 	__le32 hw_ver;
770 	__le16 ql_proto_ver;
771 	u8 num_mac;
772 	u8 mac_bitmap;
773 	u8 total_tx_chain;
774 	u8 total_rx_chain;
775 	u8 alpha2[2];
776 	u8 n_reg_rules;
777 	u8 dfs_region;
778 	u8 info[0];
779 } __packed;
780 
781 /**
782  * struct qlink_resp_manage_intf - response for interface management commands
783  *
784  * Response data for QLINK_CMD_ADD_INTF and QLINK_CMD_CHANGE_INTF commands.
785  *
786  * @rhdr: Common Command Response message header.
787  * @intf_info: interface description.
788  */
789 struct qlink_resp_manage_intf {
790 	struct qlink_resp rhdr;
791 	struct qlink_intf_info intf_info;
792 } __packed;
793 
794 enum qlink_sta_info_rate_flags {
795 	QLINK_STA_INFO_RATE_FLAG_HT_MCS		= BIT(0),
796 	QLINK_STA_INFO_RATE_FLAG_VHT_MCS	= BIT(1),
797 	QLINK_STA_INFO_RATE_FLAG_SHORT_GI	= BIT(2),
798 	QLINK_STA_INFO_RATE_FLAG_60G		= BIT(3),
799 };
800 
801 /**
802  * struct qlink_resp_get_sta_info - response for QLINK_CMD_GET_STA_INFO command
803  *
804  * Response data containing statistics for specified STA.
805  *
806  * @filled: a bitmask of &enum qlink_sta_info, specifies which info in response
807  *	is valid.
808  * @sta_addr: MAC address of STA the response carries statistic for.
809  * @info: variable statistics for specified STA.
810  */
811 struct qlink_resp_get_sta_info {
812 	struct qlink_resp rhdr;
813 	u8 sta_addr[ETH_ALEN];
814 	u8 rsvd[2];
815 	u8 info[0];
816 } __packed;
817 
818 /**
819  * struct qlink_resp_band_info_get - response for QLINK_CMD_BAND_INFO_GET cmd
820  *
821  * @band: frequency band that the response describes, one of @enum qlink_band.
822  * @num_chans: total number of channels info TLVs contained in reply.
823  * @num_bitrates: total number of bitrate TLVs contained in reply.
824  * @info: variable-length info portion.
825  */
826 struct qlink_resp_band_info_get {
827 	struct qlink_resp rhdr;
828 	u8 band;
829 	u8 num_chans;
830 	u8 num_bitrates;
831 	u8 rsvd[1];
832 	u8 info[0];
833 } __packed;
834 
835 /**
836  * struct qlink_resp_phy_params - response for QLINK_CMD_PHY_PARAMS_GET command
837  *
838  * @info: variable-length array of PHY params.
839  */
840 struct qlink_resp_phy_params {
841 	struct qlink_resp rhdr;
842 	u8 info[0];
843 } __packed;
844 
845 /**
846  * struct qlink_resp_get_chan_stats - response for QLINK_CMD_CHAN_STATS cmd
847  *
848  * @info: variable-length channel info.
849  */
850 struct qlink_resp_get_chan_stats {
851 	struct qlink_cmd rhdr;
852 	u8 info[0];
853 } __packed;
854 
855 /**
856  * struct qlink_resp_channel_get - response for QLINK_CMD_CHAN_GET command
857  *
858  * @chan: definition of current operating channel.
859  */
860 struct qlink_resp_channel_get {
861 	struct qlink_resp rhdr;
862 	struct qlink_chandef chan;
863 } __packed;
864 
865 /* QLINK Events messages related definitions
866  */
867 
868 enum qlink_event_type {
869 	QLINK_EVENT_STA_ASSOCIATED	= 0x0021,
870 	QLINK_EVENT_STA_DEAUTH		= 0x0022,
871 	QLINK_EVENT_MGMT_RECEIVED	= 0x0023,
872 	QLINK_EVENT_SCAN_RESULTS	= 0x0024,
873 	QLINK_EVENT_SCAN_COMPLETE	= 0x0025,
874 	QLINK_EVENT_BSS_JOIN		= 0x0026,
875 	QLINK_EVENT_BSS_LEAVE		= 0x0027,
876 	QLINK_EVENT_FREQ_CHANGE		= 0x0028,
877 	QLINK_EVENT_RADAR		= 0x0029,
878 };
879 
880 /**
881  * struct qlink_event - QLINK event message header
882  *
883  * Header used for QLINK messages of QLINK_MSG_TYPE_EVENT type.
884  *
885  * @mhdr: Common QLINK message header.
886  * @event_id: Specifies specific event ID, one of &enum qlink_event_type.
887  * @macid: index of physical radio device the event was generated on or
888  *	QLINK_MACID_RSVD if not applicable.
889  * @vifid: index of virtual wireless interface on specified @macid the event
890  *	was generated on or QLINK_VIFID_RSVD if not applicable.
891  */
892 struct qlink_event {
893 	struct qlink_msg_header mhdr;
894 	__le16 event_id;
895 	u8 macid;
896 	u8 vifid;
897 } __packed;
898 
899 /**
900  * struct qlink_event_sta_assoc - data for QLINK_EVENT_STA_ASSOCIATED event
901  *
902  * @sta_addr: Address of a STA for which new association event was generated
903  * @frame_control: control bits from 802.11 ASSOC_REQUEST header.
904  * @payload: IEs from association request.
905  */
906 struct qlink_event_sta_assoc {
907 	struct qlink_event ehdr;
908 	u8 sta_addr[ETH_ALEN];
909 	__le16 frame_control;
910 	u8 ies[0];
911 } __packed;
912 
913 /**
914  * struct qlink_event_sta_deauth - data for QLINK_EVENT_STA_DEAUTH event
915  *
916  * @sta_addr: Address of a deauthenticated STA.
917  * @reason: reason for deauthentication.
918  */
919 struct qlink_event_sta_deauth {
920 	struct qlink_event ehdr;
921 	u8 sta_addr[ETH_ALEN];
922 	__le16 reason;
923 } __packed;
924 
925 /**
926  * struct qlink_event_bss_join - data for QLINK_EVENT_BSS_JOIN event
927  *
928  * @bssid: BSSID of a BSS which interface tried to joined.
929  * @status: status of joining attempt, see &enum ieee80211_statuscode.
930  */
931 struct qlink_event_bss_join {
932 	struct qlink_event ehdr;
933 	u8 bssid[ETH_ALEN];
934 	__le16 status;
935 } __packed;
936 
937 /**
938  * struct qlink_event_bss_leave - data for QLINK_EVENT_BSS_LEAVE event
939  *
940  * @reason: reason of disconnecting from BSS.
941  */
942 struct qlink_event_bss_leave {
943 	struct qlink_event ehdr;
944 	__le16 reason;
945 } __packed;
946 
947 /**
948  * struct qlink_event_freq_change - data for QLINK_EVENT_FREQ_CHANGE event
949  *
950  * @chan: new operating channel definition
951  */
952 struct qlink_event_freq_change {
953 	struct qlink_event ehdr;
954 	struct qlink_chandef chan;
955 } __packed;
956 
957 enum qlink_rxmgmt_flags {
958 	QLINK_RXMGMT_FLAG_ANSWERED = 1 << 0,
959 };
960 
961 /**
962  * struct qlink_event_rxmgmt - data for QLINK_EVENT_MGMT_RECEIVED event
963  *
964  * @freq: Frequency on which the frame was received in MHz.
965  * @flags: bitmap of &enum qlink_rxmgmt_flags.
966  * @sig_dbm: signal strength in dBm.
967  * @frame_data: data of Rx'd frame itself.
968  */
969 struct qlink_event_rxmgmt {
970 	struct qlink_event ehdr;
971 	__le32 freq;
972 	__le32 flags;
973 	s8 sig_dbm;
974 	u8 rsvd[3];
975 	u8 frame_data[0];
976 } __packed;
977 
978 /**
979  * struct qlink_event_scan_result - data for QLINK_EVENT_SCAN_RESULTS event
980  *
981  * @tsf: TSF timestamp indicating when scan results were generated.
982  * @freq: Center frequency of the channel where BSS for which the scan result
983  *	event was generated was discovered.
984  * @capab: capabilities field.
985  * @bintval: beacon interval announced by discovered BSS.
986  * @sig_dbm: signal strength in dBm.
987  * @bssid: BSSID announced by discovered BSS.
988  * @ssid_len: length of SSID announced by BSS.
989  * @ssid: SSID announced by discovered BSS.
990  * @payload: IEs that are announced by discovered BSS in its MGMt frames.
991  */
992 struct qlink_event_scan_result {
993 	struct qlink_event ehdr;
994 	__le64 tsf;
995 	__le16 freq;
996 	__le16 capab;
997 	__le16 bintval;
998 	s8 sig_dbm;
999 	u8 ssid_len;
1000 	u8 ssid[IEEE80211_MAX_SSID_LEN];
1001 	u8 bssid[ETH_ALEN];
1002 	u8 rsvd[2];
1003 	u8 payload[0];
1004 } __packed;
1005 
1006 /**
1007  * enum qlink_scan_complete_flags - indicates result of scan request.
1008  *
1009  * @QLINK_SCAN_NONE: Scan request was processed.
1010  * @QLINK_SCAN_ABORTED: Scan was aborted.
1011  */
1012 enum qlink_scan_complete_flags {
1013 	QLINK_SCAN_NONE		= 0,
1014 	QLINK_SCAN_ABORTED	= BIT(0),
1015 };
1016 
1017 /**
1018  * struct qlink_event_scan_complete - data for QLINK_EVENT_SCAN_COMPLETE event
1019  *
1020  * @flags: flags indicating the status of pending scan request,
1021  *	see &enum qlink_scan_complete_flags.
1022  */
1023 struct qlink_event_scan_complete {
1024 	struct qlink_event ehdr;
1025 	__le32 flags;
1026 } __packed;
1027 
1028 enum qlink_radar_event {
1029 	QLINK_RADAR_DETECTED,
1030 	QLINK_RADAR_CAC_FINISHED,
1031 	QLINK_RADAR_CAC_ABORTED,
1032 	QLINK_RADAR_NOP_FINISHED,
1033 	QLINK_RADAR_PRE_CAC_EXPIRED,
1034 };
1035 
1036 /**
1037  * struct qlink_event_radar - data for QLINK_EVENT_RADAR event
1038  *
1039  * @chan: channel on which radar event happened.
1040  * @event: radar event type, one of &enum qlink_radar_event.
1041  */
1042 struct qlink_event_radar {
1043 	struct qlink_event ehdr;
1044 	struct qlink_chandef chan;
1045 	u8 event;
1046 	u8 rsvd[3];
1047 } __packed;
1048 
1049 /* QLINK TLVs (Type-Length Values) definitions
1050  */
1051 
1052 /**
1053  * enum qlink_tlv_id - list of TLVs that Qlink messages can carry
1054  *
1055  * @QTN_TLV_ID_STA_STATS_MAP: a bitmap of &enum qlink_sta_info, used to
1056  *	indicate which statistic carried in QTN_TLV_ID_STA_STATS is valid.
1057  * @QTN_TLV_ID_STA_STATS: per-STA statistics as defined by
1058  *	&struct qlink_sta_stats. Valid values are marked as such in a bitmap
1059  *	carried by QTN_TLV_ID_STA_STATS_MAP.
1060  */
1061 enum qlink_tlv_id {
1062 	QTN_TLV_ID_FRAG_THRESH		= 0x0201,
1063 	QTN_TLV_ID_RTS_THRESH		= 0x0202,
1064 	QTN_TLV_ID_SRETRY_LIMIT		= 0x0203,
1065 	QTN_TLV_ID_LRETRY_LIMIT		= 0x0204,
1066 	QTN_TLV_ID_REG_RULE		= 0x0207,
1067 	QTN_TLV_ID_CHANNEL		= 0x020F,
1068 	QTN_TLV_ID_CHANDEF		= 0x0210,
1069 	QTN_TLV_ID_STA_STATS_MAP	= 0x0211,
1070 	QTN_TLV_ID_STA_STATS		= 0x0212,
1071 	QTN_TLV_ID_COVERAGE_CLASS	= 0x0213,
1072 	QTN_TLV_ID_IFACE_LIMIT		= 0x0214,
1073 	QTN_TLV_ID_NUM_IFACE_COMB	= 0x0215,
1074 	QTN_TLV_ID_CHANNEL_STATS	= 0x0216,
1075 	QTN_TLV_ID_KEY			= 0x0302,
1076 	QTN_TLV_ID_SEQ			= 0x0303,
1077 	QTN_TLV_ID_IE_SET		= 0x0305,
1078 	QTN_TLV_ID_EXT_CAPABILITY_MASK	= 0x0306,
1079 	QTN_TLV_ID_ACL_DATA		= 0x0307,
1080 	QTN_TLV_ID_BUILD_NAME		= 0x0401,
1081 	QTN_TLV_ID_BUILD_REV		= 0x0402,
1082 	QTN_TLV_ID_BUILD_TYPE		= 0x0403,
1083 	QTN_TLV_ID_BUILD_LABEL		= 0x0404,
1084 	QTN_TLV_ID_HW_ID		= 0x0405,
1085 	QTN_TLV_ID_CALIBRATION_VER	= 0x0406,
1086 	QTN_TLV_ID_UBOOT_VER		= 0x0407,
1087 };
1088 
1089 struct qlink_tlv_hdr {
1090 	__le16 type;
1091 	__le16 len;
1092 	u8 val[0];
1093 } __packed;
1094 
1095 struct qlink_iface_comb_num {
1096 	__le32 iface_comb_num;
1097 } __packed;
1098 
1099 struct qlink_iface_limit {
1100 	__le16 max_num;
1101 	__le16 type;
1102 } __packed;
1103 
1104 struct qlink_iface_limit_record {
1105 	__le16 max_interfaces;
1106 	u8 num_different_channels;
1107 	u8 n_limits;
1108 	struct qlink_iface_limit limits[0];
1109 } __packed;
1110 
1111 #define QLINK_RSSI_OFFSET	120
1112 
1113 struct qlink_tlv_frag_rts_thr {
1114 	struct qlink_tlv_hdr hdr;
1115 	__le16 thr;
1116 } __packed;
1117 
1118 struct qlink_tlv_rlimit {
1119 	struct qlink_tlv_hdr hdr;
1120 	u8 rlimit;
1121 } __packed;
1122 
1123 struct qlink_tlv_cclass {
1124 	struct qlink_tlv_hdr hdr;
1125 	u8 cclass;
1126 } __packed;
1127 
1128 /**
1129  * enum qlink_reg_rule_flags - regulatory rule flags
1130  *
1131  * See description of &enum nl80211_reg_rule_flags
1132  */
1133 enum qlink_reg_rule_flags {
1134 	QLINK_RRF_NO_OFDM	= BIT(0),
1135 	QLINK_RRF_NO_CCK	= BIT(1),
1136 	QLINK_RRF_NO_INDOOR	= BIT(2),
1137 	QLINK_RRF_NO_OUTDOOR	= BIT(3),
1138 	QLINK_RRF_DFS		= BIT(4),
1139 	QLINK_RRF_PTP_ONLY	= BIT(5),
1140 	QLINK_RRF_PTMP_ONLY	= BIT(6),
1141 	QLINK_RRF_NO_IR		= BIT(7),
1142 	QLINK_RRF_AUTO_BW	= BIT(8),
1143 	QLINK_RRF_IR_CONCURRENT	= BIT(9),
1144 	QLINK_RRF_NO_HT40MINUS	= BIT(10),
1145 	QLINK_RRF_NO_HT40PLUS	= BIT(11),
1146 	QLINK_RRF_NO_80MHZ	= BIT(12),
1147 	QLINK_RRF_NO_160MHZ	= BIT(13),
1148 };
1149 
1150 /**
1151  * struct qlink_tlv_reg_rule - data for QTN_TLV_ID_REG_RULE TLV
1152  *
1153  * Regulatory rule description.
1154  *
1155  * @start_freq_khz: start frequency of the range the rule is attributed to.
1156  * @end_freq_khz: end frequency of the range the rule is attributed to.
1157  * @max_bandwidth_khz: max bandwidth that channels in specified range can be
1158  *	configured to.
1159  * @max_antenna_gain: max antenna gain that can be used in the specified
1160  *	frequency range, dBi.
1161  * @max_eirp: maximum EIRP.
1162  * @flags: regulatory rule flags in &enum qlink_reg_rule_flags.
1163  * @dfs_cac_ms: DFS CAC period.
1164  */
1165 struct qlink_tlv_reg_rule {
1166 	struct qlink_tlv_hdr hdr;
1167 	__le32 start_freq_khz;
1168 	__le32 end_freq_khz;
1169 	__le32 max_bandwidth_khz;
1170 	__le32 max_antenna_gain;
1171 	__le32 max_eirp;
1172 	__le32 flags;
1173 	__le32 dfs_cac_ms;
1174 } __packed;
1175 
1176 enum qlink_channel_flags {
1177 	QLINK_CHAN_DISABLED		= BIT(0),
1178 	QLINK_CHAN_NO_IR		= BIT(1),
1179 	QLINK_CHAN_RADAR		= BIT(3),
1180 	QLINK_CHAN_NO_HT40PLUS		= BIT(4),
1181 	QLINK_CHAN_NO_HT40MINUS		= BIT(5),
1182 	QLINK_CHAN_NO_OFDM		= BIT(6),
1183 	QLINK_CHAN_NO_80MHZ		= BIT(7),
1184 	QLINK_CHAN_NO_160MHZ		= BIT(8),
1185 	QLINK_CHAN_INDOOR_ONLY		= BIT(9),
1186 	QLINK_CHAN_IR_CONCURRENT	= BIT(10),
1187 	QLINK_CHAN_NO_20MHZ		= BIT(11),
1188 	QLINK_CHAN_NO_10MHZ		= BIT(12),
1189 };
1190 
1191 enum qlink_dfs_state {
1192 	QLINK_DFS_USABLE,
1193 	QLINK_DFS_UNAVAILABLE,
1194 	QLINK_DFS_AVAILABLE,
1195 };
1196 
1197 /**
1198  * struct qlink_tlv_channel - data for QTN_TLV_ID_CHANNEL TLV
1199  *
1200  * Channel settings.
1201  *
1202  * @channel: ieee80211 channel settings.
1203  */
1204 struct qlink_tlv_channel {
1205 	struct qlink_tlv_hdr hdr;
1206 	struct qlink_channel chan;
1207 } __packed;
1208 
1209 /**
1210  * struct qlink_tlv_chandef - data for QTN_TLV_ID_CHANDEF TLV
1211  *
1212  * Channel definition.
1213  *
1214  * @chan: channel definition data.
1215  */
1216 struct qlink_tlv_chandef {
1217 	struct qlink_tlv_hdr hdr;
1218 	struct qlink_chandef chdef;
1219 } __packed;
1220 
1221 enum qlink_ie_set_type {
1222 	QLINK_IE_SET_UNKNOWN,
1223 	QLINK_IE_SET_ASSOC_REQ,
1224 	QLINK_IE_SET_ASSOC_RESP,
1225 	QLINK_IE_SET_PROBE_REQ,
1226 	QLINK_IE_SET_SCAN,
1227 	QLINK_IE_SET_BEACON_HEAD,
1228 	QLINK_IE_SET_BEACON_TAIL,
1229 	QLINK_IE_SET_BEACON_IES,
1230 	QLINK_IE_SET_PROBE_RESP,
1231 	QLINK_IE_SET_PROBE_RESP_IES,
1232 };
1233 
1234 /**
1235  * struct qlink_tlv_ie_set - data for QTN_TLV_ID_IE_SET
1236  *
1237  * @type: type of MGMT frame IEs belong to, one of &enum qlink_ie_set_type.
1238  * @flags: for future use.
1239  * @ie_data: IEs data.
1240  */
1241 struct qlink_tlv_ie_set {
1242 	struct qlink_tlv_hdr hdr;
1243 	u8 type;
1244 	u8 flags;
1245 	u8 ie_data[0];
1246 } __packed;
1247 
1248 struct qlink_chan_stats {
1249 	__le32 chan_num;
1250 	__le32 cca_tx;
1251 	__le32 cca_rx;
1252 	__le32 cca_busy;
1253 	__le32 cca_try;
1254 	s8 chan_noise;
1255 } __packed;
1256 
1257 /**
1258  * enum qlink_sta_info - station information bitmap
1259  *
1260  * Used to indicate which statistics values in &struct qlink_sta_stats
1261  * are valid. Individual values are used to fill a bitmap carried in a
1262  * payload of QTN_TLV_ID_STA_STATS_MAP.
1263  *
1264  * @QLINK_STA_INFO_CONNECTED_TIME: connected_time value is valid.
1265  * @QLINK_STA_INFO_INACTIVE_TIME: inactive_time value is valid.
1266  * @QLINK_STA_INFO_RX_BYTES: lower 32 bits of rx_bytes value are valid.
1267  * @QLINK_STA_INFO_TX_BYTES: lower 32 bits of tx_bytes value are valid.
1268  * @QLINK_STA_INFO_RX_BYTES64: rx_bytes value is valid.
1269  * @QLINK_STA_INFO_TX_BYTES64: tx_bytes value is valid.
1270  * @QLINK_STA_INFO_RX_DROP_MISC: rx_dropped_misc value is valid.
1271  * @QLINK_STA_INFO_BEACON_RX: rx_beacon value is valid.
1272  * @QLINK_STA_INFO_SIGNAL: signal value is valid.
1273  * @QLINK_STA_INFO_SIGNAL_AVG: signal_avg value is valid.
1274  * @QLINK_STA_INFO_RX_BITRATE: rxrate value is valid.
1275  * @QLINK_STA_INFO_TX_BITRATE: txrate value is valid.
1276  * @QLINK_STA_INFO_RX_PACKETS: rx_packets value is valid.
1277  * @QLINK_STA_INFO_TX_PACKETS: tx_packets value is valid.
1278  * @QLINK_STA_INFO_TX_RETRIES: tx_retries value is valid.
1279  * @QLINK_STA_INFO_TX_FAILED: tx_failed value is valid.
1280  * @QLINK_STA_INFO_STA_FLAGS: sta_flags value is valid.
1281  */
1282 enum qlink_sta_info {
1283 	QLINK_STA_INFO_CONNECTED_TIME,
1284 	QLINK_STA_INFO_INACTIVE_TIME,
1285 	QLINK_STA_INFO_RX_BYTES,
1286 	QLINK_STA_INFO_TX_BYTES,
1287 	QLINK_STA_INFO_RX_BYTES64,
1288 	QLINK_STA_INFO_TX_BYTES64,
1289 	QLINK_STA_INFO_RX_DROP_MISC,
1290 	QLINK_STA_INFO_BEACON_RX,
1291 	QLINK_STA_INFO_SIGNAL,
1292 	QLINK_STA_INFO_SIGNAL_AVG,
1293 	QLINK_STA_INFO_RX_BITRATE,
1294 	QLINK_STA_INFO_TX_BITRATE,
1295 	QLINK_STA_INFO_RX_PACKETS,
1296 	QLINK_STA_INFO_TX_PACKETS,
1297 	QLINK_STA_INFO_TX_RETRIES,
1298 	QLINK_STA_INFO_TX_FAILED,
1299 	QLINK_STA_INFO_STA_FLAGS,
1300 	QLINK_STA_INFO_NUM,
1301 };
1302 
1303 /**
1304  * struct qlink_sta_info_rate - STA rate statistics
1305  *
1306  * @rate: data rate in Mbps.
1307  * @flags: bitmap of &enum qlink_sta_info_rate_flags.
1308  * @mcs: 802.11-defined MCS index.
1309  * nss: Number of Spatial Streams.
1310  * @bw: bandwidth, one of &enum qlink_channel_width.
1311  */
1312 struct qlink_sta_info_rate {
1313 	__le16 rate;
1314 	u8 flags;
1315 	u8 mcs;
1316 	u8 nss;
1317 	u8 bw;
1318 } __packed;
1319 
1320 /**
1321  * struct qlink_sta_stats - data for QTN_TLV_ID_STA_STATS
1322  *
1323  * Carries statistics of a STA. Not all fields may be filled with
1324  * valid values. Valid fields should be indicated as such using a bitmap of
1325  * &enum qlink_sta_info. Bitmap is carried separately in a payload of
1326  * QTN_TLV_ID_STA_STATS_MAP.
1327  */
1328 struct qlink_sta_stats {
1329 	__le64 rx_bytes;
1330 	__le64 tx_bytes;
1331 	__le64 rx_beacon;
1332 	__le64 rx_duration;
1333 	__le64 t_offset;
1334 	__le32 connected_time;
1335 	__le32 inactive_time;
1336 	__le32 rx_packets;
1337 	__le32 tx_packets;
1338 	__le32 tx_retries;
1339 	__le32 tx_failed;
1340 	__le32 rx_dropped_misc;
1341 	__le32 beacon_loss_count;
1342 	__le32 expected_throughput;
1343 	struct qlink_sta_info_state sta_flags;
1344 	struct qlink_sta_info_rate txrate;
1345 	struct qlink_sta_info_rate rxrate;
1346 	__le16 llid;
1347 	__le16 plid;
1348 	u8 local_pm;
1349 	u8 peer_pm;
1350 	u8 nonpeer_pm;
1351 	u8 rx_beacon_signal_avg;
1352 	u8 plink_state;
1353 	u8 signal;
1354 	u8 signal_avg;
1355 	u8 rsvd[1];
1356 };
1357 
1358 #endif /* _QTN_QLINK_H_ */
1359