1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */
3 
4 #ifndef _QTN_QLINK_H_
5 #define _QTN_QLINK_H_
6 
7 #include <linux/ieee80211.h>
8 
9 #define QLINK_PROTO_VER_MAJOR_M		0xFFFF
10 #define QLINK_PROTO_VER_MAJOR_S		16
11 #define QLINK_PROTO_VER_MINOR_M		0xFFFF
12 #define QLINK_VER_MINOR(_ver)	((_ver) & QLINK_PROTO_VER_MINOR_M)
13 #define QLINK_VER_MAJOR(_ver)	\
14 	(((_ver) >> QLINK_PROTO_VER_MAJOR_S) & QLINK_PROTO_VER_MAJOR_M)
15 #define QLINK_VER(_maj, _min)	(((_maj) << QLINK_PROTO_VER_MAJOR_S) | (_min))
16 
17 #define QLINK_PROTO_VER_MAJOR		18
18 #define QLINK_PROTO_VER_MINOR		1
19 #define QLINK_PROTO_VER		\
20 	QLINK_VER(QLINK_PROTO_VER_MAJOR, QLINK_PROTO_VER_MINOR)
21 
22 #define QLINK_ALIGN	4
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  * @QLINK_HW_CAPAB_DFS_OFFLOAD: device implements DFS offload functionality
72  * @QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR: device supports MAC Address
73  *	Randomization in probe requests.
74  * @QLINK_HW_CAPAB_OBSS_SCAN: device can perform OBSS scanning.
75  * @QLINK_HW_CAPAB_HW_BRIDGE: device has hardware switch capabilities.
76  */
77 enum qlink_hw_capab {
78 	QLINK_HW_CAPAB_REG_UPDATE = 0,
79 	QLINK_HW_CAPAB_STA_INACT_TIMEOUT,
80 	QLINK_HW_CAPAB_DFS_OFFLOAD,
81 	QLINK_HW_CAPAB_SCAN_RANDOM_MAC_ADDR,
82 	QLINK_HW_CAPAB_PWR_MGMT,
83 	QLINK_HW_CAPAB_OBSS_SCAN,
84 	QLINK_HW_CAPAB_SCAN_DWELL,
85 	QLINK_HW_CAPAB_SAE,
86 	QLINK_HW_CAPAB_HW_BRIDGE,
87 	QLINK_HW_CAPAB_NUM
88 };
89 
90 /**
91  * enum qlink_driver_capab - host driver capabilities.
92  *
93  */
94 enum qlink_driver_capab {
95 	QLINK_DRV_CAPAB_NUM = 0
96 };
97 
98 enum qlink_iface_type {
99 	QLINK_IFTYPE_AP		= 1,
100 	QLINK_IFTYPE_STATION	= 2,
101 	QLINK_IFTYPE_ADHOC	= 3,
102 	QLINK_IFTYPE_MONITOR	= 4,
103 	QLINK_IFTYPE_WDS	= 5,
104 	QLINK_IFTYPE_AP_VLAN	= 6,
105 };
106 
107 /**
108  * struct qlink_intf_info - information on virtual interface.
109  *
110  * Data describing a single virtual interface.
111  *
112  * @if_type: Mode of interface operation, one of &enum qlink_iface_type
113  * @vlanid: VLAN ID for AP_VLAN interface type
114  * @mac_addr: MAC address of virtual interface.
115  */
116 struct qlink_intf_info {
117 	__le16 if_type;
118 	__le16 vlanid;
119 	u8 mac_addr[ETH_ALEN];
120 	u8 use4addr;
121 	u8 rsvd[1];
122 } __packed;
123 
124 enum qlink_sta_flags {
125 	QLINK_STA_FLAG_INVALID		= 0,
126 	QLINK_STA_FLAG_AUTHORIZED		= BIT(0),
127 	QLINK_STA_FLAG_SHORT_PREAMBLE	= BIT(1),
128 	QLINK_STA_FLAG_WME			= BIT(2),
129 	QLINK_STA_FLAG_MFP			= BIT(3),
130 	QLINK_STA_FLAG_AUTHENTICATED		= BIT(4),
131 	QLINK_STA_FLAG_TDLS_PEER		= BIT(5),
132 	QLINK_STA_FLAG_ASSOCIATED		= BIT(6),
133 };
134 
135 enum qlink_channel_width {
136 	QLINK_CHAN_WIDTH_5 = 0,
137 	QLINK_CHAN_WIDTH_10,
138 	QLINK_CHAN_WIDTH_20_NOHT,
139 	QLINK_CHAN_WIDTH_20,
140 	QLINK_CHAN_WIDTH_40,
141 	QLINK_CHAN_WIDTH_80,
142 	QLINK_CHAN_WIDTH_80P80,
143 	QLINK_CHAN_WIDTH_160,
144 };
145 
146 /**
147  * struct qlink_channel - qlink control channel definition
148  *
149  * @hw_value: hardware-specific value for the channel
150  * @center_freq: center frequency in MHz
151  * @flags: channel flags from &enum qlink_channel_flags
152  * @band: band this channel belongs to
153  * @max_antenna_gain: maximum antenna gain in dBi
154  * @max_power: maximum transmission power (in dBm)
155  * @max_reg_power: maximum regulatory transmission power (in dBm)
156  * @dfs_state: current state of this channel.
157  *      Only relevant if radar is required on this channel.
158  * @beacon_found: helper to regulatory code to indicate when a beacon
159  *	has been found on this channel. Use regulatory_hint_found_beacon()
160  *	to enable this, this is useful only on 5 GHz band.
161  */
162 struct qlink_channel {
163 	__le16 hw_value;
164 	__le16 center_freq;
165 	__le32 flags;
166 	u8 band;
167 	u8 max_antenna_gain;
168 	u8 max_power;
169 	u8 max_reg_power;
170 	__le32 dfs_cac_ms;
171 	u8 dfs_state;
172 	u8 beacon_found;
173 	u8 rsvd[2];
174 } __packed;
175 
176 /**
177  * struct qlink_chandef - qlink channel definition
178  *
179  * @chan: primary channel definition
180  * @center_freq1: center frequency of first segment
181  * @center_freq2: center frequency of second segment (80+80 only)
182  * @width: channel width, one of @enum qlink_channel_width
183  */
184 struct qlink_chandef {
185 	struct qlink_channel chan;
186 	__le16 center_freq1;
187 	__le16 center_freq2;
188 	u8 width;
189 	u8 rsvd[3];
190 } __packed;
191 
192 #define QLINK_MAX_NR_CIPHER_SUITES            5
193 #define QLINK_MAX_NR_AKM_SUITES               2
194 
195 struct qlink_auth_encr {
196 	__le32 wpa_versions;
197 	__le32 cipher_group;
198 	__le32 n_ciphers_pairwise;
199 	__le32 ciphers_pairwise[QLINK_MAX_NR_CIPHER_SUITES];
200 	__le32 n_akm_suites;
201 	__le32 akm_suites[QLINK_MAX_NR_AKM_SUITES];
202 	__le16 control_port_ethertype;
203 	u8 auth_type;
204 	u8 privacy;
205 	u8 control_port;
206 	u8 control_port_no_encrypt;
207 	u8 rsvd[2];
208 } __packed;
209 
210 /**
211  * struct qlink_sta_info_state - station flags mask/value
212  *
213  * @mask: STA flags mask, bitmap of &enum qlink_sta_flags
214  * @value: STA flags values, bitmap of &enum qlink_sta_flags
215  */
216 struct qlink_sta_info_state {
217 	__le32 mask;
218 	__le32 value;
219 } __packed;
220 
221 /**
222  * enum qlink_sr_ctrl_flags - control flags for spatial reuse parameter set
223  *
224  * @QLINK_SR_PSR_DISALLOWED: indicates whether or not PSR-based spatial reuse
225  * transmissions are allowed for STAs associated with the AP
226  * @QLINK_SR_NON_SRG_OBSS_PD_SR_DISALLOWED: indicates whether or not
227  * Non-SRG OBSS PD spatial reuse transmissions are allowed for STAs associated
228  * with the AP
229  * @NON_SRG_OFFSET_PRESENT: indicates whether or not Non-SRG OBSS PD Max offset
230  * field is valid in the element
231  * @QLINK_SR_SRG_INFORMATION_PRESENT: indicates whether or not SRG OBSS PD
232  * Min/Max offset fields ore valid in the element
233  */
234 enum qlink_sr_ctrl_flags {
235 	QLINK_SR_PSR_DISALLOWED                = BIT(0),
236 	QLINK_SR_NON_SRG_OBSS_PD_SR_DISALLOWED = BIT(1),
237 	QLINK_SR_NON_SRG_OFFSET_PRESENT        = BIT(2),
238 	QLINK_SR_SRG_INFORMATION_PRESENT       = BIT(3),
239 };
240 
241 /**
242  * struct qlink_sr_params - spatial reuse parameters
243  *
244  * @sr_control: spatial reuse control field; flags contained in this field are
245  * defined in @qlink_sr_ctrl_flags
246  * @non_srg_obss_pd_max: added to -82 dBm to generate the value of the
247  * Non-SRG OBSS PD Max parameter
248  * @srg_obss_pd_min_offset: added to -82 dBm to generate the value of the
249  * SRG OBSS PD Min parameter
250  * @srg_obss_pd_max_offset: added to -82 dBm to generate the value of the
251  * SRG PBSS PD Max parameter
252  */
253 struct qlink_sr_params {
254 	u8 sr_control;
255 	u8 non_srg_obss_pd_max;
256 	u8 srg_obss_pd_min_offset;
257 	u8 srg_obss_pd_max_offset;
258 } __packed;
259 
260 /* QLINK Command messages related definitions
261  */
262 
263 /**
264  * enum qlink_cmd_type - list of supported commands
265  *
266  * Commands are QLINK messages of type @QLINK_MSG_TYPE_CMD, sent by driver to
267  * wireless network device for processing. Device is expected to send back a
268  * reply message of type &QLINK_MSG_TYPE_CMDRSP, containing at least command
269  * execution status (one of &enum qlink_cmd_result). Reply message
270  * may also contain data payload specific to the command type.
271  *
272  * @QLINK_CMD_SEND_FRAME: send specified frame over the air; firmware will
273  *	encapsulate 802.3 packet into 802.11 frame automatically.
274  * @QLINK_CMD_BAND_INFO_GET: for the specified MAC and specified band, get
275  *	the band's description including number of operational channels and
276  *	info on each channel, HT/VHT capabilities, supported rates etc.
277  *	This command is generic to a specified MAC, interface index must be set
278  *	to QLINK_VIFID_RSVD in command header.
279  * @QLINK_CMD_REG_NOTIFY: notify device about regulatory domain change. This
280  *	command is supported only if device reports QLINK_HW_SUPPORTS_REG_UPDATE
281  *	capability.
282  * @QLINK_CMD_START_CAC: start radar detection procedure on a specified channel.
283  * @QLINK_CMD_TXPWR: get or set current channel transmit power for
284  *	the specified MAC.
285  * @QLINK_CMD_NDEV_EVENT: signalizes changes made with a corresponding network
286  *	device.
287  */
288 enum qlink_cmd_type {
289 	QLINK_CMD_FW_INIT		= 0x0001,
290 	QLINK_CMD_FW_DEINIT		= 0x0002,
291 	QLINK_CMD_REGISTER_MGMT		= 0x0003,
292 	QLINK_CMD_SEND_FRAME		= 0x0004,
293 	QLINK_CMD_MGMT_SET_APPIE	= 0x0005,
294 	QLINK_CMD_PHY_PARAMS_SET	= 0x0012,
295 	QLINK_CMD_GET_HW_INFO		= 0x0013,
296 	QLINK_CMD_MAC_INFO		= 0x0014,
297 	QLINK_CMD_ADD_INTF		= 0x0015,
298 	QLINK_CMD_DEL_INTF		= 0x0016,
299 	QLINK_CMD_CHANGE_INTF		= 0x0017,
300 	QLINK_CMD_UPDOWN_INTF		= 0x0018,
301 	QLINK_CMD_REG_NOTIFY		= 0x0019,
302 	QLINK_CMD_BAND_INFO_GET		= 0x001A,
303 	QLINK_CMD_CHAN_SWITCH		= 0x001B,
304 	QLINK_CMD_CHAN_GET		= 0x001C,
305 	QLINK_CMD_START_CAC		= 0x001D,
306 	QLINK_CMD_START_AP		= 0x0021,
307 	QLINK_CMD_STOP_AP		= 0x0022,
308 	QLINK_CMD_SET_MAC_ACL		= 0x0023,
309 	QLINK_CMD_GET_STA_INFO		= 0x0030,
310 	QLINK_CMD_ADD_KEY		= 0x0040,
311 	QLINK_CMD_DEL_KEY		= 0x0041,
312 	QLINK_CMD_SET_DEFAULT_KEY	= 0x0042,
313 	QLINK_CMD_SET_DEFAULT_MGMT_KEY	= 0x0043,
314 	QLINK_CMD_CHANGE_STA		= 0x0051,
315 	QLINK_CMD_DEL_STA		= 0x0052,
316 	QLINK_CMD_SCAN			= 0x0053,
317 	QLINK_CMD_CHAN_STATS		= 0x0054,
318 	QLINK_CMD_NDEV_EVENT		= 0x0055,
319 	QLINK_CMD_CONNECT		= 0x0060,
320 	QLINK_CMD_DISCONNECT		= 0x0061,
321 	QLINK_CMD_PM_SET		= 0x0062,
322 	QLINK_CMD_WOWLAN_SET		= 0x0063,
323 	QLINK_CMD_EXTERNAL_AUTH		= 0x0066,
324 	QLINK_CMD_TXPWR			= 0x0067,
325 	QLINK_CMD_UPDATE_OWE		= 0x0068,
326 };
327 
328 /**
329  * struct qlink_cmd - QLINK command message header
330  *
331  * Header used for QLINK messages of QLINK_MSG_TYPE_CMD type.
332  *
333  * @mhdr: Common QLINK message header.
334  * @cmd_id: command id, one of &enum qlink_cmd_type.
335  * @seq_num: sequence number of command message, used for matching with
336  *	response message.
337  * @macid: index of physical radio device the command is destined to or
338  *	QLINK_MACID_RSVD if not applicable.
339  * @vifid: index of virtual wireless interface on specified @macid the command
340  *	is destined to or QLINK_VIFID_RSVD if not applicable.
341  */
342 struct qlink_cmd {
343 	struct qlink_msg_header mhdr;
344 	__le16 cmd_id;
345 	__le16 seq_num;
346 	u8 macid;
347 	u8 vifid;
348 	u8 rsvd[2];
349 } __packed;
350 
351 /**
352  * struct qlink_cmd_init_fw - data for QLINK_CMD_FW_INIT
353  *
354  * Initialize firmware based on specified host configuration. This is the first
355  * command sent to wifi card and it's fixed part should never be changed, any
356  * additions must be done by appending TLVs.
357  * If wifi card can not operate with a specified parameters it will return
358  * error.
359  *
360  * @qlink_proto_ver: QLINK protocol version used by host driver.
361  */
362 struct qlink_cmd_init_fw {
363 	struct qlink_cmd chdr;
364 	__le32 qlink_proto_ver;
365 	u8 var_info[0];
366 } __packed;
367 
368 /**
369  * struct qlink_cmd_manage_intf - interface management command
370  *
371  * Data for interface management commands QLINK_CMD_ADD_INTF, QLINK_CMD_DEL_INTF
372  * and QLINK_CMD_CHANGE_INTF.
373  *
374  * @intf_info: interface description.
375  */
376 struct qlink_cmd_manage_intf {
377 	struct qlink_cmd chdr;
378 	struct qlink_intf_info intf_info;
379 } __packed;
380 
381 enum qlink_mgmt_frame_type {
382 	QLINK_MGMT_FRAME_ASSOC_REQ	= 0x00,
383 	QLINK_MGMT_FRAME_ASSOC_RESP	= 0x01,
384 	QLINK_MGMT_FRAME_REASSOC_REQ	= 0x02,
385 	QLINK_MGMT_FRAME_REASSOC_RESP	= 0x03,
386 	QLINK_MGMT_FRAME_PROBE_REQ	= 0x04,
387 	QLINK_MGMT_FRAME_PROBE_RESP	= 0x05,
388 	QLINK_MGMT_FRAME_BEACON		= 0x06,
389 	QLINK_MGMT_FRAME_ATIM		= 0x07,
390 	QLINK_MGMT_FRAME_DISASSOC	= 0x08,
391 	QLINK_MGMT_FRAME_AUTH		= 0x09,
392 	QLINK_MGMT_FRAME_DEAUTH		= 0x0A,
393 	QLINK_MGMT_FRAME_ACTION		= 0x0B,
394 
395 	QLINK_MGMT_FRAME_TYPE_COUNT
396 };
397 
398 /**
399  * struct qlink_cmd_mgmt_frame_register - data for QLINK_CMD_REGISTER_MGMT
400  *
401  * @frame_type: MGMT frame type the registration request describes, one of
402  *	&enum qlink_mgmt_frame_type.
403  * @do_register: 0 - unregister, otherwise register for reception of specified
404  *	MGMT frame type.
405  */
406 struct qlink_cmd_mgmt_frame_register {
407 	struct qlink_cmd chdr;
408 	__le16 frame_type;
409 	u8 do_register;
410 	u8 rsvd[1];
411 } __packed;
412 
413 /**
414  * @QLINK_FRAME_TX_FLAG_8023: frame has a 802.3 header; if not set, frame
415  *	is a 802.11 encapsulated.
416  */
417 enum qlink_frame_tx_flags {
418 	QLINK_FRAME_TX_FLAG_OFFCHAN	= BIT(0),
419 	QLINK_FRAME_TX_FLAG_NO_CCK	= BIT(1),
420 	QLINK_FRAME_TX_FLAG_ACK_NOWAIT	= BIT(2),
421 	QLINK_FRAME_TX_FLAG_8023	= BIT(3),
422 };
423 
424 /**
425  * struct qlink_cmd_frame_tx - data for QLINK_CMD_SEND_FRAME command
426  *
427  * @cookie: opaque request identifier.
428  * @freq: Frequency to use for frame transmission.
429  * @flags: Transmission flags, one of &enum qlink_frame_tx_flags.
430  * @frame_data: frame to transmit.
431  */
432 struct qlink_cmd_frame_tx {
433 	struct qlink_cmd chdr;
434 	__le32 cookie;
435 	__le16 freq;
436 	__le16 flags;
437 	u8 frame_data[0];
438 } __packed;
439 
440 /**
441  * struct qlink_cmd_get_sta_info - data for QLINK_CMD_GET_STA_INFO command
442  *
443  * @sta_addr: MAC address of the STA statistics is requested for.
444  */
445 struct qlink_cmd_get_sta_info {
446 	struct qlink_cmd chdr;
447 	u8 sta_addr[ETH_ALEN];
448 	u8 rsvd[2];
449 } __packed;
450 
451 /**
452  * struct qlink_cmd_add_key - data for QLINK_CMD_ADD_KEY command.
453  *
454  * @key_index: index of the key being installed.
455  * @pairwise: whether to use pairwise key.
456  * @addr: MAC address of a STA key is being installed to.
457  * @cipher: cipher suite.
458  * @vlanid: VLAN ID for AP_VLAN interface type
459  * @key_data: key data itself.
460  */
461 struct qlink_cmd_add_key {
462 	struct qlink_cmd chdr;
463 	u8 key_index;
464 	u8 pairwise;
465 	u8 addr[ETH_ALEN];
466 	__le32 cipher;
467 	__le16 vlanid;
468 	u8 rsvd[2];
469 	u8 key_data[0];
470 } __packed;
471 
472 /**
473  * struct qlink_cmd_del_key_req - data for QLINK_CMD_DEL_KEY command
474  *
475  * @key_index: index of the key being removed.
476  * @pairwise: whether to use pairwise key.
477  * @addr: MAC address of a STA for which a key is removed.
478  */
479 struct qlink_cmd_del_key {
480 	struct qlink_cmd chdr;
481 	u8 key_index;
482 	u8 pairwise;
483 	u8 addr[ETH_ALEN];
484 } __packed;
485 
486 /**
487  * struct qlink_cmd_set_def_key - data for QLINK_CMD_SET_DEFAULT_KEY command
488  *
489  * @key_index: index of the key to be set as default one.
490  * @unicast: key is unicast.
491  * @multicast: key is multicast.
492  */
493 struct qlink_cmd_set_def_key {
494 	struct qlink_cmd chdr;
495 	u8 key_index;
496 	u8 unicast;
497 	u8 multicast;
498 	u8 rsvd[1];
499 } __packed;
500 
501 /**
502  * struct qlink_cmd_set_def_mgmt_key - data for QLINK_CMD_SET_DEFAULT_MGMT_KEY
503  *
504  * @key_index: index of the key to be set as default MGMT key.
505  */
506 struct qlink_cmd_set_def_mgmt_key {
507 	struct qlink_cmd chdr;
508 	u8 key_index;
509 	u8 rsvd[3];
510 } __packed;
511 
512 /**
513  * struct qlink_cmd_change_sta - data for QLINK_CMD_CHANGE_STA command
514  *
515  * @flag_update: STA flags to update
516  * @if_type: Mode of interface operation, one of &enum qlink_iface_type
517  * @vlanid: VLAN ID to assign to specific STA
518  * @sta_addr: address of the STA for which parameters are set.
519  */
520 struct qlink_cmd_change_sta {
521 	struct qlink_cmd chdr;
522 	struct qlink_sta_info_state flag_update;
523 	__le16 if_type;
524 	__le16 vlanid;
525 	u8 sta_addr[ETH_ALEN];
526 	u8 rsvd[2];
527 } __packed;
528 
529 /**
530  * struct qlink_cmd_del_sta - data for QLINK_CMD_DEL_STA command.
531  *
532  * See &struct station_del_parameters
533  */
534 struct qlink_cmd_del_sta {
535 	struct qlink_cmd chdr;
536 	__le16 reason_code;
537 	u8 sta_addr[ETH_ALEN];
538 	u8 subtype;
539 	u8 rsvd[3];
540 } __packed;
541 
542 enum qlink_sta_connect_flags {
543 	QLINK_STA_CONNECT_DISABLE_HT	= BIT(0),
544 	QLINK_STA_CONNECT_DISABLE_VHT	= BIT(1),
545 	QLINK_STA_CONNECT_USE_RRM	= BIT(2),
546 };
547 
548 /**
549  * struct qlink_cmd_connect - data for QLINK_CMD_CONNECT command
550  *
551  * @bssid: BSSID of the BSS to connect to.
552  * @bssid_hint: recommended AP BSSID for initial connection to the BSS or
553  *	00:00:00:00:00:00 if not specified.
554  * @prev_bssid: previous BSSID, if specified (not 00:00:00:00:00:00) indicates
555  *	a request to reassociate.
556  * @bg_scan_period: period of background scan.
557  * @flags: one of &enum qlink_sta_connect_flags.
558  * @ht_capa: HT Capabilities overrides.
559  * @ht_capa_mask: The bits of ht_capa which are to be used.
560  * @vht_capa: VHT Capability overrides
561  * @vht_capa_mask: The bits of vht_capa which are to be used.
562  * @aen: authentication information.
563  * @mfp: whether to use management frame protection.
564  * @payload: variable portion of connection request.
565  */
566 struct qlink_cmd_connect {
567 	struct qlink_cmd chdr;
568 	u8 bssid[ETH_ALEN];
569 	u8 bssid_hint[ETH_ALEN];
570 	u8 prev_bssid[ETH_ALEN];
571 	__le16 bg_scan_period;
572 	__le32 flags;
573 	struct ieee80211_ht_cap ht_capa;
574 	struct ieee80211_ht_cap ht_capa_mask;
575 	struct ieee80211_vht_cap vht_capa;
576 	struct ieee80211_vht_cap vht_capa_mask;
577 	struct qlink_auth_encr aen;
578 	u8 mfp;
579 	u8 pbss;
580 	u8 rsvd[2];
581 	u8 payload[0];
582 } __packed;
583 
584 /**
585  * struct qlink_cmd_external_auth - data for QLINK_CMD_EXTERNAL_AUTH command
586  *
587  * @bssid: BSSID of the BSS to connect to
588  * @status: authentication status code
589  * @payload: variable portion of connection request.
590  */
591 struct qlink_cmd_external_auth {
592 	struct qlink_cmd chdr;
593 	u8 peer[ETH_ALEN];
594 	__le16 status;
595 	u8 payload[0];
596 } __packed;
597 
598 /**
599  * struct qlink_cmd_disconnect - data for QLINK_CMD_DISCONNECT command
600  *
601  * @reason: code of the reason of disconnect, see &enum ieee80211_reasoncode.
602  */
603 struct qlink_cmd_disconnect {
604 	struct qlink_cmd chdr;
605 	__le16 reason;
606 	u8 rsvd[2];
607 } __packed;
608 
609 /**
610  * struct qlink_cmd_updown - data for QLINK_CMD_UPDOWN_INTF command
611  *
612  * @if_up: bring specified interface DOWN (if_up==0) or UP (otherwise).
613  *	Interface is specified in common command header @chdr.
614  */
615 struct qlink_cmd_updown {
616 	struct qlink_cmd chdr;
617 	u8 if_up;
618 	u8 rsvd[3];
619 } __packed;
620 
621 /**
622  * enum qlink_band - a list of frequency bands
623  *
624  * @QLINK_BAND_2GHZ: 2.4GHz band
625  * @QLINK_BAND_5GHZ: 5GHz band
626  * @QLINK_BAND_60GHZ: 60GHz band
627  */
628 enum qlink_band {
629 	QLINK_BAND_2GHZ = BIT(0),
630 	QLINK_BAND_5GHZ = BIT(1),
631 	QLINK_BAND_60GHZ = BIT(2),
632 };
633 
634 /**
635  * struct qlink_cmd_band_info_get - data for QLINK_CMD_BAND_INFO_GET command
636  *
637  * @band: a PHY band for which information is queried, one of @enum qlink_band
638  */
639 struct qlink_cmd_band_info_get {
640 	struct qlink_cmd chdr;
641 	u8 band;
642 	u8 rsvd[3];
643 } __packed;
644 
645 /**
646  * struct qlink_cmd_get_chan_stats - data for QLINK_CMD_CHAN_STATS command
647  *
648  * @channel_freq: channel center frequency
649  */
650 struct qlink_cmd_get_chan_stats {
651 	struct qlink_cmd chdr;
652 	__le32 channel_freq;
653 } __packed;
654 
655 /**
656  * enum qlink_reg_initiator - Indicates the initiator of a reg domain request
657  *
658  * See &enum nl80211_reg_initiator for more info.
659  */
660 enum qlink_reg_initiator {
661 	QLINK_REGDOM_SET_BY_CORE,
662 	QLINK_REGDOM_SET_BY_USER,
663 	QLINK_REGDOM_SET_BY_DRIVER,
664 	QLINK_REGDOM_SET_BY_COUNTRY_IE,
665 };
666 
667 /**
668  * enum qlink_user_reg_hint_type - type of user regulatory hint
669  *
670  * See &enum nl80211_user_reg_hint_type for more info.
671  */
672 enum qlink_user_reg_hint_type {
673 	QLINK_USER_REG_HINT_USER	= 0,
674 	QLINK_USER_REG_HINT_CELL_BASE	= 1,
675 	QLINK_USER_REG_HINT_INDOOR	= 2,
676 };
677 
678 /**
679  * struct qlink_cmd_reg_notify - data for QLINK_CMD_REG_NOTIFY command
680  *
681  * @alpha2: the ISO / IEC 3166 alpha2 country code.
682  * @initiator: which entity sent the request, one of &enum qlink_reg_initiator.
683  * @user_reg_hint_type: type of hint for QLINK_REGDOM_SET_BY_USER request, one
684  *	of &enum qlink_user_reg_hint_type.
685  * @num_channels: number of &struct qlink_tlv_channel in a variable portion of a
686  *	payload.
687  * @dfs_region: one of &enum qlink_dfs_regions.
688  * @slave_radar: whether slave device should enable radar detection.
689  * @dfs_offload: enable or disable DFS offload to firmware.
690  * @info: variable portion of regulatory notifier callback.
691  */
692 struct qlink_cmd_reg_notify {
693 	struct qlink_cmd chdr;
694 	u8 alpha2[2];
695 	u8 initiator;
696 	u8 user_reg_hint_type;
697 	u8 num_channels;
698 	u8 dfs_region;
699 	u8 slave_radar;
700 	u8 dfs_offload;
701 	u8 info[0];
702 } __packed;
703 
704 /**
705  * enum qlink_chan_sw_flags - channel switch control flags
706  *
707  * @QLINK_CHAN_SW_RADAR_REQUIRED: whether radar detection is required on a new
708  *	channel.
709  * @QLINK_CHAN_SW_BLOCK_TX: whether transmissions should be blocked while
710  *	changing a channel.
711  */
712 enum qlink_chan_sw_flags {
713 	QLINK_CHAN_SW_RADAR_REQUIRED = BIT(0),
714 	QLINK_CHAN_SW_BLOCK_TX = BIT(1),
715 };
716 
717 /**
718  * struct qlink_cmd_chan_switch - data for QLINK_CMD_CHAN_SWITCH command
719  *
720  * @channel: channel to switch to.
721  * @flags: flags to control channel switch, bitmap of &enum qlink_chan_sw_flags.
722  * @beacon_count: number of beacons until switch
723  */
724 struct qlink_cmd_chan_switch {
725 	struct qlink_cmd chdr;
726 	struct qlink_chandef channel;
727 	__le64 flags;
728 	__le32 n_counter_offsets_beacon;
729 	__le32 n_counter_offsets_presp;
730 	u8 beacon_count;
731 	u8 rsvd[3];
732 } __packed;
733 
734 /**
735  * enum qlink_hidden_ssid - values for %NL80211_ATTR_HIDDEN_SSID
736  *
737  * Refer to &enum nl80211_hidden_ssid
738  */
739 enum qlink_hidden_ssid {
740 	QLINK_HIDDEN_SSID_NOT_IN_USE,
741 	QLINK_HIDDEN_SSID_ZERO_LEN,
742 	QLINK_HIDDEN_SSID_ZERO_CONTENTS
743 };
744 
745 /**
746  * struct qlink_cmd_start_ap - data for QLINK_CMD_START_AP command
747  *
748  * @beacon_interval: beacon interval
749  * @inactivity_timeout: station's inactivity period in seconds
750  * @dtim_period: DTIM period
751  * @hidden_ssid: whether to hide the SSID, one of &enum qlink_hidden_ssid
752  * @smps_mode: SMPS mode
753  * @ht_required: stations must support HT
754  * @vht_required: stations must support VHT
755  * @aen: encryption info
756  * @sr_params: spatial reuse parameters
757  * @twt_responder: enable Target Wake Time
758  * @info: variable configurations
759  */
760 struct qlink_cmd_start_ap {
761 	struct qlink_cmd chdr;
762 	__le16 beacon_interval;
763 	__le16 inactivity_timeout;
764 	u8 dtim_period;
765 	u8 hidden_ssid;
766 	u8 smps_mode;
767 	u8 p2p_ctwindow;
768 	u8 p2p_opp_ps;
769 	u8 pbss;
770 	u8 ht_required;
771 	u8 vht_required;
772 	struct qlink_auth_encr aen;
773 	struct qlink_sr_params sr_params;
774 	u8 twt_responder;
775 	u8 rsvd[3];
776 	u8 info[0];
777 } __packed;
778 
779 /**
780  * struct qlink_cmd_start_cac - data for QLINK_CMD_START_CAC command
781  *
782  * @chan: a channel to start a radar detection procedure on.
783  * @cac_time_ms: CAC time.
784  */
785 struct qlink_cmd_start_cac {
786 	struct qlink_cmd chdr;
787 	struct qlink_chandef chan;
788 	__le32 cac_time_ms;
789 } __packed;
790 
791 enum qlink_acl_policy {
792 	QLINK_ACL_POLICY_ACCEPT_UNLESS_LISTED,
793 	QLINK_ACL_POLICY_DENY_UNLESS_LISTED,
794 };
795 
796 struct qlink_mac_address {
797 	u8 addr[ETH_ALEN];
798 } __packed;
799 
800 /**
801  * struct qlink_acl_data - ACL data
802  *
803  * @policy: filter policy, one of &enum qlink_acl_policy.
804  * @num_entries: number of MAC addresses in array.
805  * @mac_address: MAC addresses array.
806  */
807 struct qlink_acl_data {
808 	__le32 policy;
809 	__le32 num_entries;
810 	struct qlink_mac_address mac_addrs[0];
811 } __packed;
812 
813 /**
814  * enum qlink_pm_mode - Power Management mode
815  *
816  * @QLINK_PM_OFF: normal mode, no power saving enabled
817  * @QLINK_PM_AUTO_STANDBY: enable auto power save mode
818  */
819 enum qlink_pm_mode {
820 	QLINK_PM_OFF		= 0,
821 	QLINK_PM_AUTO_STANDBY	= 1,
822 };
823 
824 /**
825  * struct qlink_cmd_pm_set - data for QLINK_CMD_PM_SET command
826  *
827  * @pm_standby timer: period of network inactivity in seconds before
828  *	putting a radio in power save mode
829  * @pm_mode: power management mode
830  */
831 struct qlink_cmd_pm_set {
832 	struct qlink_cmd chdr;
833 	__le32 pm_standby_timer;
834 	u8 pm_mode;
835 	u8 rsvd[3];
836 } __packed;
837 
838 /**
839  * enum qlink_txpwr_op - transmit power operation type
840  * @QLINK_TXPWR_SET: set tx power
841  * @QLINK_TXPWR_GET: get current tx power setting
842  */
843 enum qlink_txpwr_op {
844 	QLINK_TXPWR_SET,
845 	QLINK_TXPWR_GET
846 };
847 
848 /**
849  * struct qlink_cmd_txpwr - get or set current transmit power
850  *
851  * @txpwr: new transmit power setting, in mBm
852  * @txpwr_setting: transmit power setting type, one of
853  *	&enum nl80211_tx_power_setting
854  * @op_type: type of operation, one of &enum qlink_txpwr_op
855  */
856 struct qlink_cmd_txpwr {
857 	struct qlink_cmd chdr;
858 	__le32 txpwr;
859 	u8 txpwr_setting;
860 	u8 op_type;
861 	u8 rsvd[2];
862 } __packed;
863 
864 /**
865  * enum qlink_wowlan_trigger
866  *
867  * @QLINK_WOWLAN_TRIG_DISCONNECT: wakeup on disconnect
868  * @QLINK_WOWLAN_TRIG_MAGIC_PKT: wakeup on magic packet
869  * @QLINK_WOWLAN_TRIG_PATTERN_PKT: wakeup on user-defined packet
870  */
871 enum qlink_wowlan_trigger {
872 	QLINK_WOWLAN_TRIG_DISCONNECT	= BIT(0),
873 	QLINK_WOWLAN_TRIG_MAGIC_PKT	= BIT(1),
874 	QLINK_WOWLAN_TRIG_PATTERN_PKT	= BIT(2),
875 };
876 
877 /**
878  * struct qlink_cmd_wowlan_set - data for QLINK_CMD_WOWLAN_SET command
879  *
880  * @triggers: requested bitmask of WoWLAN triggers
881  */
882 struct qlink_cmd_wowlan_set {
883 	struct qlink_cmd chdr;
884 	__le32 triggers;
885 	u8 data[0];
886 } __packed;
887 
888 enum qlink_ndev_event_type {
889 	QLINK_NDEV_EVENT_CHANGEUPPER,
890 };
891 
892 /**
893  * struct qlink_cmd_ndev_event - data for QLINK_CMD_NDEV_EVENT command
894  *
895  * @event: type of event, one of &enum qlink_ndev_event_type
896  */
897 struct qlink_cmd_ndev_event {
898 	struct qlink_cmd chdr;
899 	__le16 event;
900 	u8 rsvd[2];
901 } __packed;
902 
903 enum qlink_ndev_upper_type {
904 	QLINK_NDEV_UPPER_TYPE_NONE,
905 	QLINK_NDEV_UPPER_TYPE_BRIDGE,
906 };
907 
908 /**
909  * struct qlink_cmd_ndev_changeupper - data for QLINK_NDEV_EVENT_CHANGEUPPER
910  *
911  * @br_domain: layer 2 broadcast domain ID that ndev is a member of
912  * @upper_type: type of upper device, one of &enum qlink_ndev_upper_type
913  */
914 struct qlink_cmd_ndev_changeupper {
915 	struct qlink_cmd_ndev_event nehdr;
916 	__le64 flags;
917 	__le32 br_domain;
918 	__le32 netspace_id;
919 	__le16 vlanid;
920 	u8 upper_type;
921 	u8 rsvd[1];
922 } __packed;
923 
924 /**
925  * enum qlink_scan_flags -  scan request control flags
926  *
927  * Scan flags are used to control QLINK_CMD_SCAN behavior.
928  *
929  * @QLINK_SCAN_FLAG_FLUSH: flush cache before scanning.
930  */
931 enum qlink_scan_flags {
932 	QLINK_SCAN_FLAG_FLUSH = BIT(0),
933 	QLINK_SCAN_FLAG_DURATION_MANDATORY = BIT(1),
934 };
935 
936 /**
937  * struct qlink_cmd_scan - data for QLINK_CMD_SCAN command
938  *
939  * @flags: scan flags, a bitmap of &enum qlink_scan_flags.
940  * @n_ssids: number of WLAN_EID_SSID TLVs expected in variable portion of the
941  *	command.
942  * @n_channels: number of QTN_TLV_ID_CHANNEL TLVs expected in variable payload.
943  * @active_dwell: time spent on a single channel for an active scan.
944  * @passive_dwell: time spent on a single channel for a passive scan.
945  * @sample_duration: total duration of sampling a single channel during a scan
946  *	including off-channel dwell time and operating channel time.
947  * @bssid: specific BSSID to scan for or a broadcast BSSID.
948  * @scan_width: channel width to use, one of &enum qlink_channel_width.
949  */
950 struct qlink_cmd_scan {
951 	struct qlink_cmd chdr;
952 	__le64 flags;
953 	__le16 n_ssids;
954 	__le16 n_channels;
955 	__le16 active_dwell;
956 	__le16 passive_dwell;
957 	__le16 sample_duration;
958 	u8 bssid[ETH_ALEN];
959 	u8 scan_width;
960 	u8 rsvd[3];
961 	u8 var_info[0];
962 } __packed;
963 
964 /**
965  * struct qlink_cmd_update_owe - data for QLINK_CMD_UPDATE_OWE_INFO command
966  *
967  * @peer: MAC of the peer device for which OWE processing has been completed
968  * @status: OWE external processing status code
969  * @ies: IEs for the peer constructed by the user space
970  */
971 struct qlink_cmd_update_owe {
972 	struct qlink_cmd chdr;
973 	u8 peer[ETH_ALEN];
974 	__le16 status;
975 	u8 ies[0];
976 } __packed;
977 
978 /* QLINK Command Responses messages related definitions
979  */
980 
981 enum qlink_cmd_result {
982 	QLINK_CMD_RESULT_OK = 0,
983 	QLINK_CMD_RESULT_INVALID,
984 	QLINK_CMD_RESULT_ENOTSUPP,
985 	QLINK_CMD_RESULT_ENOTFOUND,
986 	QLINK_CMD_RESULT_EALREADY,
987 	QLINK_CMD_RESULT_EADDRINUSE,
988 	QLINK_CMD_RESULT_EADDRNOTAVAIL,
989 	QLINK_CMD_RESULT_EBUSY,
990 };
991 
992 /**
993  * struct qlink_resp - QLINK command response message header
994  *
995  * Header used for QLINK messages of QLINK_MSG_TYPE_CMDRSP type.
996  *
997  * @mhdr: see &struct qlink_msg_header.
998  * @cmd_id: command ID the response corresponds to, one of &enum qlink_cmd_type.
999  * @seq_num: sequence number of command message, used for matching with
1000  *	response message.
1001  * @result: result of the command execution, one of &enum qlink_cmd_result.
1002  * @macid: index of physical radio device the response is sent from or
1003  *	QLINK_MACID_RSVD if not applicable.
1004  * @vifid: index of virtual wireless interface on specified @macid the response
1005  *	is sent from or QLINK_VIFID_RSVD if not applicable.
1006  */
1007 struct qlink_resp {
1008 	struct qlink_msg_header mhdr;
1009 	__le16 cmd_id;
1010 	__le16 seq_num;
1011 	__le16 result;
1012 	u8 macid;
1013 	u8 vifid;
1014 } __packed;
1015 
1016 /**
1017  * struct qlink_resp_init_fw - response for QLINK_CMD_FW_INIT
1018  *
1019  * @qlink_proto_ver: QLINK protocol version used by wifi card firmware.
1020  */
1021 struct qlink_resp_init_fw {
1022 	struct qlink_resp rhdr;
1023 	__le32 qlink_proto_ver;
1024 } __packed;
1025 
1026 /**
1027  * enum qlink_dfs_regions - regulatory DFS regions
1028  *
1029  * Corresponds to &enum nl80211_dfs_regions.
1030  */
1031 enum qlink_dfs_regions {
1032 	QLINK_DFS_UNSET	= 0,
1033 	QLINK_DFS_FCC	= 1,
1034 	QLINK_DFS_ETSI	= 2,
1035 	QLINK_DFS_JP	= 3,
1036 };
1037 
1038 /**
1039  * struct qlink_resp_get_mac_info - response for QLINK_CMD_MAC_INFO command
1040  *
1041  * Data describing specific physical device providing wireless MAC
1042  * functionality.
1043  *
1044  * @dev_mac: MAC address of physical WMAC device (used for first BSS on
1045  *	specified WMAC).
1046  * @num_tx_chain: Number of transmit chains used by WMAC.
1047  * @num_rx_chain: Number of receive chains used by WMAC.
1048  * @vht_cap_mod_mask: mask specifying which VHT capabilities can be altered.
1049  * @ht_cap_mod_mask: mask specifying which HT capabilities can be altered.
1050  * @max_scan_ssids: maximum number of SSIDs the device can scan for in any scan.
1051  * @bands_cap: wireless bands WMAC can operate in, bitmap of &enum qlink_band.
1052  * @max_ap_assoc_sta: Maximum number of associations supported by WMAC.
1053  * @radar_detect_widths: bitmask of channels BW for which WMAC can detect radar.
1054  * @alpha2: country code ID firmware is configured to.
1055  * @n_reg_rules: number of regulatory rules TLVs in variable portion of the
1056  *	message.
1057  * @dfs_region: regulatory DFS region, one of &enum qlink_dfs_regions.
1058  * @var_info: variable-length WMAC info data.
1059  */
1060 struct qlink_resp_get_mac_info {
1061 	struct qlink_resp rhdr;
1062 	u8 dev_mac[ETH_ALEN];
1063 	u8 num_tx_chain;
1064 	u8 num_rx_chain;
1065 	struct ieee80211_vht_cap vht_cap_mod_mask;
1066 	struct ieee80211_ht_cap ht_cap_mod_mask;
1067 
1068 	__le16 max_ap_assoc_sta;
1069 	__le32 hw_version;
1070 	__le32 probe_resp_offload;
1071 	__le32 bss_select_support;
1072 	__le16 n_addresses;
1073 	__le16 radar_detect_widths;
1074 	__le16 max_remain_on_channel_duration;
1075 	__le16 max_acl_mac_addrs;
1076 
1077 	__le32 frag_threshold;
1078 	__le32 rts_threshold;
1079 	u8 retry_short;
1080 	u8 retry_long;
1081 	u8 coverage_class;
1082 
1083 	u8 max_scan_ssids;
1084 	u8 max_sched_scan_reqs;
1085 	u8 max_sched_scan_ssids;
1086 	u8 max_match_sets;
1087 	u8 max_adj_channel_rssi_comp;
1088 
1089 	__le16 max_scan_ie_len;
1090 	__le16 max_sched_scan_ie_len;
1091 	__le32 max_sched_scan_plans;
1092 	__le32 max_sched_scan_plan_interval;
1093 	__le32 max_sched_scan_plan_iterations;
1094 
1095 	u8 n_cipher_suites;
1096 	u8 n_akm_suites;
1097 	u8 max_num_pmkids;
1098 	u8 num_iftype_ext_capab;
1099 	u8 extended_capabilities_len;
1100 	u8 max_data_retry_count;
1101 	u8 n_iface_combinations;
1102 	u8 max_num_csa_counters;
1103 
1104 	u8 bands_cap;
1105 	u8 alpha2[2];
1106 	u8 n_reg_rules;
1107 	u8 dfs_region;
1108 	u8 rsvd[3];
1109 	u8 var_info[0];
1110 } __packed;
1111 
1112 /**
1113  * struct qlink_resp_get_hw_info - response for QLINK_CMD_GET_HW_INFO command
1114  *
1115  * Description of wireless hardware capabilities and features.
1116  *
1117  * @fw_ver: wireless hardware firmware version.
1118  * @num_mac: Number of separate physical radio devices provided by hardware.
1119  * @mac_bitmap: Bitmap of MAC IDs that are active and can be used in firmware.
1120  * @total_tx_chains: total number of transmit chains used by device.
1121  * @total_rx_chains: total number of receive chains.
1122  * @info: variable-length HW info.
1123  */
1124 struct qlink_resp_get_hw_info {
1125 	struct qlink_resp rhdr;
1126 	__le32 fw_ver;
1127 	__le32 bld_tmstamp;
1128 	__le32 plat_id;
1129 	__le32 hw_ver;
1130 	u8 num_mac;
1131 	u8 mac_bitmap;
1132 	u8 total_tx_chain;
1133 	u8 total_rx_chain;
1134 	u8 info[0];
1135 } __packed;
1136 
1137 /**
1138  * struct qlink_resp_manage_intf - response for interface management commands
1139  *
1140  * Response data for QLINK_CMD_ADD_INTF and QLINK_CMD_CHANGE_INTF commands.
1141  *
1142  * @rhdr: Common Command Response message header.
1143  * @intf_info: interface description.
1144  */
1145 struct qlink_resp_manage_intf {
1146 	struct qlink_resp rhdr;
1147 	struct qlink_intf_info intf_info;
1148 } __packed;
1149 
1150 enum qlink_sta_info_rate_flags {
1151 	QLINK_STA_INFO_RATE_FLAG_HT_MCS		= BIT(0),
1152 	QLINK_STA_INFO_RATE_FLAG_VHT_MCS	= BIT(1),
1153 	QLINK_STA_INFO_RATE_FLAG_SHORT_GI	= BIT(2),
1154 	QLINK_STA_INFO_RATE_FLAG_60G		= BIT(3),
1155 	QLINK_STA_INFO_RATE_FLAG_HE_MCS		= BIT(4),
1156 };
1157 
1158 /**
1159  * struct qlink_resp_get_sta_info - response for QLINK_CMD_GET_STA_INFO command
1160  *
1161  * Response data containing statistics for specified STA.
1162  *
1163  * @sta_addr: MAC address of STA the response carries statistic for.
1164  * @info: variable statistics for specified STA.
1165  */
1166 struct qlink_resp_get_sta_info {
1167 	struct qlink_resp rhdr;
1168 	u8 sta_addr[ETH_ALEN];
1169 	u8 rsvd[2];
1170 	u8 info[0];
1171 } __packed;
1172 
1173 /**
1174  * struct qlink_resp_band_info_get - response for QLINK_CMD_BAND_INFO_GET cmd
1175  *
1176  * @band: frequency band that the response describes, one of @enum qlink_band.
1177  * @num_chans: total number of channels info TLVs contained in reply.
1178  * @num_bitrates: total number of bitrate TLVs contained in reply.
1179  * @info: variable-length info portion.
1180  */
1181 struct qlink_resp_band_info_get {
1182 	struct qlink_resp rhdr;
1183 	u8 band;
1184 	u8 num_chans;
1185 	u8 num_bitrates;
1186 	u8 rsvd[1];
1187 	u8 info[0];
1188 } __packed;
1189 
1190 /**
1191  * struct qlink_resp_get_chan_stats - response for QLINK_CMD_CHAN_STATS cmd
1192  *
1193  * @chan_freq: center frequency for a channel the report is sent for.
1194  * @info: variable-length channel info.
1195  */
1196 struct qlink_resp_get_chan_stats {
1197 	struct qlink_resp rhdr;
1198 	__le32 chan_freq;
1199 	u8 info[0];
1200 } __packed;
1201 
1202 /**
1203  * struct qlink_resp_channel_get - response for QLINK_CMD_CHAN_GET command
1204  *
1205  * @chan: definition of current operating channel.
1206  */
1207 struct qlink_resp_channel_get {
1208 	struct qlink_resp rhdr;
1209 	struct qlink_chandef chan;
1210 } __packed;
1211 
1212 /**
1213  * struct qlink_resp_txpwr - response for QLINK_CMD_TXPWR command
1214  *
1215  * This response is intended for QLINK_TXPWR_GET operation and does not
1216  * contain any meaningful information in case of QLINK_TXPWR_SET operation.
1217  *
1218  * @txpwr: current transmit power setting, in mBm
1219  */
1220 struct qlink_resp_txpwr {
1221 	struct qlink_resp rhdr;
1222 	__le32 txpwr;
1223 } __packed;
1224 
1225 /* QLINK Events messages related definitions
1226  */
1227 
1228 enum qlink_event_type {
1229 	QLINK_EVENT_STA_ASSOCIATED	= 0x0021,
1230 	QLINK_EVENT_STA_DEAUTH		= 0x0022,
1231 	QLINK_EVENT_MGMT_RECEIVED	= 0x0023,
1232 	QLINK_EVENT_SCAN_RESULTS	= 0x0024,
1233 	QLINK_EVENT_SCAN_COMPLETE	= 0x0025,
1234 	QLINK_EVENT_BSS_JOIN		= 0x0026,
1235 	QLINK_EVENT_BSS_LEAVE		= 0x0027,
1236 	QLINK_EVENT_FREQ_CHANGE		= 0x0028,
1237 	QLINK_EVENT_RADAR		= 0x0029,
1238 	QLINK_EVENT_EXTERNAL_AUTH	= 0x0030,
1239 	QLINK_EVENT_MIC_FAILURE		= 0x0031,
1240 	QLINK_EVENT_UPDATE_OWE		= 0x0032,
1241 };
1242 
1243 /**
1244  * struct qlink_event - QLINK event message header
1245  *
1246  * Header used for QLINK messages of QLINK_MSG_TYPE_EVENT type.
1247  *
1248  * @mhdr: Common QLINK message header.
1249  * @event_id: Specifies specific event ID, one of &enum qlink_event_type.
1250  * @macid: index of physical radio device the event was generated on or
1251  *	QLINK_MACID_RSVD if not applicable.
1252  * @vifid: index of virtual wireless interface on specified @macid the event
1253  *	was generated on or QLINK_VIFID_RSVD if not applicable.
1254  */
1255 struct qlink_event {
1256 	struct qlink_msg_header mhdr;
1257 	__le16 event_id;
1258 	u8 macid;
1259 	u8 vifid;
1260 } __packed;
1261 
1262 /**
1263  * struct qlink_event_sta_assoc - data for QLINK_EVENT_STA_ASSOCIATED event
1264  *
1265  * @sta_addr: Address of a STA for which new association event was generated
1266  * @frame_control: control bits from 802.11 ASSOC_REQUEST header.
1267  * @payload: IEs from association request.
1268  */
1269 struct qlink_event_sta_assoc {
1270 	struct qlink_event ehdr;
1271 	u8 sta_addr[ETH_ALEN];
1272 	__le16 frame_control;
1273 	u8 ies[0];
1274 } __packed;
1275 
1276 /**
1277  * struct qlink_event_sta_deauth - data for QLINK_EVENT_STA_DEAUTH event
1278  *
1279  * @sta_addr: Address of a deauthenticated STA.
1280  * @reason: reason for deauthentication.
1281  */
1282 struct qlink_event_sta_deauth {
1283 	struct qlink_event ehdr;
1284 	u8 sta_addr[ETH_ALEN];
1285 	__le16 reason;
1286 } __packed;
1287 
1288 /**
1289  * struct qlink_event_bss_join - data for QLINK_EVENT_BSS_JOIN event
1290  *
1291  * @chan: new operating channel definition
1292  * @bssid: BSSID of a BSS which interface tried to joined.
1293  * @status: status of joining attempt, see &enum ieee80211_statuscode.
1294  */
1295 struct qlink_event_bss_join {
1296 	struct qlink_event ehdr;
1297 	struct qlink_chandef chan;
1298 	u8 bssid[ETH_ALEN];
1299 	__le16 status;
1300 	u8 ies[0];
1301 } __packed;
1302 
1303 /**
1304  * struct qlink_event_bss_leave - data for QLINK_EVENT_BSS_LEAVE event
1305  *
1306  * @reason: reason of disconnecting from BSS.
1307  */
1308 struct qlink_event_bss_leave {
1309 	struct qlink_event ehdr;
1310 	__le16 reason;
1311 	u8 rsvd[2];
1312 } __packed;
1313 
1314 /**
1315  * struct qlink_event_freq_change - data for QLINK_EVENT_FREQ_CHANGE event
1316  *
1317  * @chan: new operating channel definition
1318  */
1319 struct qlink_event_freq_change {
1320 	struct qlink_event ehdr;
1321 	struct qlink_chandef chan;
1322 } __packed;
1323 
1324 enum qlink_rxmgmt_flags {
1325 	QLINK_RXMGMT_FLAG_ANSWERED = 1 << 0,
1326 };
1327 
1328 /**
1329  * struct qlink_event_rxmgmt - data for QLINK_EVENT_MGMT_RECEIVED event
1330  *
1331  * @freq: Frequency on which the frame was received in MHz.
1332  * @flags: bitmap of &enum qlink_rxmgmt_flags.
1333  * @sig_dbm: signal strength in dBm.
1334  * @frame_data: data of Rx'd frame itself.
1335  */
1336 struct qlink_event_rxmgmt {
1337 	struct qlink_event ehdr;
1338 	__le32 freq;
1339 	__le32 flags;
1340 	s8 sig_dbm;
1341 	u8 rsvd[3];
1342 	u8 frame_data[0];
1343 } __packed;
1344 
1345 /**
1346  * struct qlink_event_scan_result - data for QLINK_EVENT_SCAN_RESULTS event
1347  *
1348  * @tsf: TSF timestamp indicating when scan results were generated.
1349  * @freq: Center frequency of the channel where BSS for which the scan result
1350  *	event was generated was discovered.
1351  * @capab: capabilities field.
1352  * @bintval: beacon interval announced by discovered BSS.
1353  * @sig_dbm: signal strength in dBm.
1354  * @bssid: BSSID announced by discovered BSS.
1355  * @ssid_len: length of SSID announced by BSS.
1356  * @ssid: SSID announced by discovered BSS.
1357  * @payload: IEs that are announced by discovered BSS in its MGMt frames.
1358  */
1359 struct qlink_event_scan_result {
1360 	struct qlink_event ehdr;
1361 	__le64 tsf;
1362 	__le16 freq;
1363 	__le16 capab;
1364 	__le16 bintval;
1365 	s8 sig_dbm;
1366 	u8 ssid_len;
1367 	u8 ssid[IEEE80211_MAX_SSID_LEN];
1368 	u8 bssid[ETH_ALEN];
1369 	u8 rsvd[2];
1370 	u8 payload[0];
1371 } __packed;
1372 
1373 /**
1374  * enum qlink_scan_complete_flags - indicates result of scan request.
1375  *
1376  * @QLINK_SCAN_NONE: Scan request was processed.
1377  * @QLINK_SCAN_ABORTED: Scan was aborted.
1378  */
1379 enum qlink_scan_complete_flags {
1380 	QLINK_SCAN_NONE		= 0,
1381 	QLINK_SCAN_ABORTED	= BIT(0),
1382 };
1383 
1384 /**
1385  * struct qlink_event_scan_complete - data for QLINK_EVENT_SCAN_COMPLETE event
1386  *
1387  * @flags: flags indicating the status of pending scan request,
1388  *	see &enum qlink_scan_complete_flags.
1389  */
1390 struct qlink_event_scan_complete {
1391 	struct qlink_event ehdr;
1392 	__le32 flags;
1393 } __packed;
1394 
1395 enum qlink_radar_event {
1396 	QLINK_RADAR_DETECTED,
1397 	QLINK_RADAR_CAC_FINISHED,
1398 	QLINK_RADAR_CAC_ABORTED,
1399 	QLINK_RADAR_NOP_FINISHED,
1400 	QLINK_RADAR_PRE_CAC_EXPIRED,
1401 	QLINK_RADAR_CAC_STARTED,
1402 };
1403 
1404 /**
1405  * struct qlink_event_radar - data for QLINK_EVENT_RADAR event
1406  *
1407  * @chan: channel on which radar event happened.
1408  * @event: radar event type, one of &enum qlink_radar_event.
1409  */
1410 struct qlink_event_radar {
1411 	struct qlink_event ehdr;
1412 	struct qlink_chandef chan;
1413 	u8 event;
1414 	u8 rsvd[3];
1415 } __packed;
1416 
1417 /**
1418  * struct qlink_event_external_auth - data for QLINK_EVENT_EXTERNAL_AUTH event
1419  *
1420  * @ssid: SSID announced by BSS
1421  * @ssid_len: SSID length
1422  * @bssid: BSSID of the BSS to connect to
1423  * @akm_suite: AKM suite for external authentication
1424  * @action: action type/trigger for external authentication
1425  */
1426 struct qlink_event_external_auth {
1427 	struct qlink_event ehdr;
1428 	__le32 akm_suite;
1429 	u8 ssid[IEEE80211_MAX_SSID_LEN];
1430 	u8 bssid[ETH_ALEN];
1431 	u8 ssid_len;
1432 	u8 action;
1433 } __packed;
1434 
1435 /**
1436  * struct qlink_event_mic_failure - data for QLINK_EVENT_MIC_FAILURE event
1437  *
1438  * @src: source MAC address of the frame
1439  * @key_index: index of the key being reported
1440  * @pairwise: whether the key is pairwise or group
1441  */
1442 struct qlink_event_mic_failure {
1443 	struct qlink_event ehdr;
1444 	u8 src[ETH_ALEN];
1445 	u8 key_index;
1446 	u8 pairwise;
1447 } __packed;
1448 
1449 /**
1450  * struct qlink_event_update_owe - data for QLINK_EVENT_UPDATE_OWE event
1451  *
1452  * @peer: MAC addr of the peer device for which OWE processing needs to be done
1453  * @ies: IEs from the peer
1454  */
1455 struct qlink_event_update_owe {
1456 	struct qlink_event ehdr;
1457 	u8 peer[ETH_ALEN];
1458 	u8 rsvd[2];
1459 	u8 ies[0];
1460 } __packed;
1461 
1462 /* QLINK TLVs (Type-Length Values) definitions
1463  */
1464 
1465 /**
1466  * enum qlink_tlv_id - list of TLVs that Qlink messages can carry
1467  *
1468  * @QTN_TLV_ID_BITMAP: a data representing a bitmap that is used together with
1469  *	other TLVs:
1470  *	&enum qlink_sta_info used to indicate which statistic carried in
1471  *	QTN_TLV_ID_STA_STATS is valid.
1472  *	&enum qlink_hw_capab listing wireless card capabilities.
1473  *	&enum qlink_driver_capab listing driver/host system capabilities.
1474  *	&enum qlink_chan_stat used to indicate which statistic carried in
1475  *	QTN_TLV_ID_CHANNEL_STATS is valid.
1476  * @QTN_TLV_ID_STA_STATS: per-STA statistics as defined by
1477  *	&struct qlink_sta_stats. Valid values are marked as such in a bitmap
1478  *	carried by QTN_TLV_ID_BITMAP.
1479  * @QTN_TLV_ID_IFTYPE_DATA: supported band data.
1480  */
1481 enum qlink_tlv_id {
1482 	QTN_TLV_ID_FRAG_THRESH		= 0x0201,
1483 	QTN_TLV_ID_RTS_THRESH		= 0x0202,
1484 	QTN_TLV_ID_SRETRY_LIMIT		= 0x0203,
1485 	QTN_TLV_ID_LRETRY_LIMIT		= 0x0204,
1486 	QTN_TLV_ID_REG_RULE		= 0x0207,
1487 	QTN_TLV_ID_CHANNEL		= 0x020F,
1488 	QTN_TLV_ID_CHANDEF		= 0x0210,
1489 	QTN_TLV_ID_BITMAP		= 0x0211,
1490 	QTN_TLV_ID_STA_STATS		= 0x0212,
1491 	QTN_TLV_ID_COVERAGE_CLASS	= 0x0213,
1492 	QTN_TLV_ID_IFACE_LIMIT		= 0x0214,
1493 	QTN_TLV_ID_CHANNEL_STATS	= 0x0216,
1494 	QTN_TLV_ID_KEY			= 0x0302,
1495 	QTN_TLV_ID_SEQ			= 0x0303,
1496 	QTN_TLV_ID_IE_SET		= 0x0305,
1497 	QTN_TLV_ID_EXT_CAPABILITY_MASK	= 0x0306,
1498 	QTN_TLV_ID_ACL_DATA		= 0x0307,
1499 	QTN_TLV_ID_BUILD_NAME		= 0x0401,
1500 	QTN_TLV_ID_BUILD_REV		= 0x0402,
1501 	QTN_TLV_ID_BUILD_TYPE		= 0x0403,
1502 	QTN_TLV_ID_BUILD_LABEL		= 0x0404,
1503 	QTN_TLV_ID_HW_ID		= 0x0405,
1504 	QTN_TLV_ID_CALIBRATION_VER	= 0x0406,
1505 	QTN_TLV_ID_UBOOT_VER		= 0x0407,
1506 	QTN_TLV_ID_RANDOM_MAC_ADDR	= 0x0408,
1507 	QTN_TLV_ID_WOWLAN_CAPAB		= 0x0410,
1508 	QTN_TLV_ID_WOWLAN_PATTERN	= 0x0411,
1509 	QTN_TLV_ID_IFTYPE_DATA		= 0x0418,
1510 };
1511 
1512 struct qlink_tlv_hdr {
1513 	__le16 type;
1514 	__le16 len;
1515 	u8 val[0];
1516 } __packed;
1517 
1518 struct qlink_iface_limit {
1519 	__le16 max_num;
1520 	__le16 type;
1521 } __packed;
1522 
1523 struct qlink_iface_limit_record {
1524 	__le16 max_interfaces;
1525 	u8 num_different_channels;
1526 	u8 n_limits;
1527 	struct qlink_iface_limit limits[0];
1528 } __packed;
1529 
1530 #define QLINK_RSSI_OFFSET	120
1531 
1532 /**
1533  * enum qlink_reg_rule_flags - regulatory rule flags
1534  *
1535  * See description of &enum nl80211_reg_rule_flags
1536  */
1537 enum qlink_reg_rule_flags {
1538 	QLINK_RRF_NO_OFDM	= BIT(0),
1539 	QLINK_RRF_NO_CCK	= BIT(1),
1540 	QLINK_RRF_NO_INDOOR	= BIT(2),
1541 	QLINK_RRF_NO_OUTDOOR	= BIT(3),
1542 	QLINK_RRF_DFS		= BIT(4),
1543 	QLINK_RRF_PTP_ONLY	= BIT(5),
1544 	QLINK_RRF_PTMP_ONLY	= BIT(6),
1545 	QLINK_RRF_NO_IR		= BIT(7),
1546 	QLINK_RRF_AUTO_BW	= BIT(8),
1547 	QLINK_RRF_IR_CONCURRENT	= BIT(9),
1548 	QLINK_RRF_NO_HT40MINUS	= BIT(10),
1549 	QLINK_RRF_NO_HT40PLUS	= BIT(11),
1550 	QLINK_RRF_NO_80MHZ	= BIT(12),
1551 	QLINK_RRF_NO_160MHZ	= BIT(13),
1552 };
1553 
1554 /**
1555  * struct qlink_tlv_reg_rule - data for QTN_TLV_ID_REG_RULE TLV
1556  *
1557  * Regulatory rule description.
1558  *
1559  * @start_freq_khz: start frequency of the range the rule is attributed to.
1560  * @end_freq_khz: end frequency of the range the rule is attributed to.
1561  * @max_bandwidth_khz: max bandwidth that channels in specified range can be
1562  *	configured to.
1563  * @max_antenna_gain: max antenna gain that can be used in the specified
1564  *	frequency range, dBi.
1565  * @max_eirp: maximum EIRP.
1566  * @flags: regulatory rule flags in &enum qlink_reg_rule_flags.
1567  * @dfs_cac_ms: DFS CAC period.
1568  */
1569 struct qlink_tlv_reg_rule {
1570 	struct qlink_tlv_hdr hdr;
1571 	__le32 start_freq_khz;
1572 	__le32 end_freq_khz;
1573 	__le32 max_bandwidth_khz;
1574 	__le32 max_antenna_gain;
1575 	__le32 max_eirp;
1576 	__le32 flags;
1577 	__le32 dfs_cac_ms;
1578 } __packed;
1579 
1580 enum qlink_channel_flags {
1581 	QLINK_CHAN_DISABLED		= BIT(0),
1582 	QLINK_CHAN_NO_IR		= BIT(1),
1583 	QLINK_CHAN_RADAR		= BIT(3),
1584 	QLINK_CHAN_NO_HT40PLUS		= BIT(4),
1585 	QLINK_CHAN_NO_HT40MINUS		= BIT(5),
1586 	QLINK_CHAN_NO_OFDM		= BIT(6),
1587 	QLINK_CHAN_NO_80MHZ		= BIT(7),
1588 	QLINK_CHAN_NO_160MHZ		= BIT(8),
1589 	QLINK_CHAN_INDOOR_ONLY		= BIT(9),
1590 	QLINK_CHAN_IR_CONCURRENT	= BIT(10),
1591 	QLINK_CHAN_NO_20MHZ		= BIT(11),
1592 	QLINK_CHAN_NO_10MHZ		= BIT(12),
1593 };
1594 
1595 enum qlink_dfs_state {
1596 	QLINK_DFS_USABLE,
1597 	QLINK_DFS_UNAVAILABLE,
1598 	QLINK_DFS_AVAILABLE,
1599 };
1600 
1601 /**
1602  * struct qlink_tlv_channel - data for QTN_TLV_ID_CHANNEL TLV
1603  *
1604  * Channel settings.
1605  *
1606  * @channel: ieee80211 channel settings.
1607  */
1608 struct qlink_tlv_channel {
1609 	struct qlink_tlv_hdr hdr;
1610 	struct qlink_channel chan;
1611 } __packed;
1612 
1613 /**
1614  * struct qlink_tlv_chandef - data for QTN_TLV_ID_CHANDEF TLV
1615  *
1616  * Channel definition.
1617  *
1618  * @chan: channel definition data.
1619  */
1620 struct qlink_tlv_chandef {
1621 	struct qlink_tlv_hdr hdr;
1622 	struct qlink_chandef chdef;
1623 } __packed;
1624 
1625 enum qlink_ie_set_type {
1626 	QLINK_IE_SET_UNKNOWN,
1627 	QLINK_IE_SET_ASSOC_REQ,
1628 	QLINK_IE_SET_ASSOC_RESP,
1629 	QLINK_IE_SET_PROBE_REQ,
1630 	QLINK_IE_SET_SCAN,
1631 	QLINK_IE_SET_BEACON_HEAD,
1632 	QLINK_IE_SET_BEACON_TAIL,
1633 	QLINK_IE_SET_BEACON_IES,
1634 	QLINK_IE_SET_PROBE_RESP,
1635 	QLINK_IE_SET_PROBE_RESP_IES,
1636 };
1637 
1638 /**
1639  * struct qlink_tlv_ie_set - data for QTN_TLV_ID_IE_SET
1640  *
1641  * @type: type of MGMT frame IEs belong to, one of &enum qlink_ie_set_type.
1642  * @flags: for future use.
1643  * @ie_data: IEs data.
1644  */
1645 struct qlink_tlv_ie_set {
1646 	struct qlink_tlv_hdr hdr;
1647 	u8 type;
1648 	u8 flags;
1649 	u8 rsvd[2];
1650 	u8 ie_data[0];
1651 } __packed;
1652 
1653 /**
1654  * struct qlink_tlv_ext_ie - extension IE
1655  *
1656  * @eid_ext: element ID extension, one of &enum ieee80211_eid_ext.
1657  * @ie_data: IEs data.
1658  */
1659 struct qlink_tlv_ext_ie {
1660 	struct qlink_tlv_hdr hdr;
1661 	u8 eid_ext;
1662 	u8 rsvd[3];
1663 	u8 ie_data[0];
1664 } __packed;
1665 
1666 #define IEEE80211_HE_PPE_THRES_MAX_LEN		25
1667 struct qlink_sband_iftype_data {
1668 	__le16 types_mask;
1669 	struct ieee80211_he_cap_elem he_cap_elem;
1670 	struct ieee80211_he_mcs_nss_supp he_mcs_nss_supp;
1671 	u8 ppe_thres[IEEE80211_HE_PPE_THRES_MAX_LEN];
1672 } __packed;
1673 
1674 /**
1675  * struct qlink_tlv_iftype_data - data for QTN_TLV_ID_IFTYPE_DATA
1676  *
1677  * @n_iftype_data: number of entries in iftype_data.
1678  * @iftype_data: interface type data entries.
1679  */
1680 struct qlink_tlv_iftype_data {
1681 	struct qlink_tlv_hdr hdr;
1682 	u8 n_iftype_data;
1683 	u8 rsvd[3];
1684 	struct qlink_sband_iftype_data iftype_data[0];
1685 } __packed;
1686 
1687 /**
1688  * enum qlink_chan_stat - channel statistics bitmap
1689  *
1690  * Used to indicate which statistics values in &struct qlink_chan_stats
1691  * are valid. Individual values are used to fill a bitmap carried in a
1692  * payload of QTN_TLV_ID_BITMAP.
1693  *
1694  * @QLINK_CHAN_STAT_TIME_ON: time_on value is valid.
1695  * @QLINK_CHAN_STAT_TIME_TX: time_tx value is valid.
1696  * @QLINK_CHAN_STAT_TIME_RX: time_rx value is valid.
1697  * @QLINK_CHAN_STAT_CCA_BUSY: cca_busy value is valid.
1698  * @QLINK_CHAN_STAT_CCA_BUSY_EXT: cca_busy_ext value is valid.
1699  * @QLINK_CHAN_STAT_TIME_SCAN: time_scan value is valid.
1700  * @QLINK_CHAN_STAT_CHAN_NOISE: chan_noise value is valid.
1701  */
1702 enum qlink_chan_stat {
1703 	QLINK_CHAN_STAT_TIME_ON,
1704 	QLINK_CHAN_STAT_TIME_TX,
1705 	QLINK_CHAN_STAT_TIME_RX,
1706 	QLINK_CHAN_STAT_CCA_BUSY,
1707 	QLINK_CHAN_STAT_CCA_BUSY_EXT,
1708 	QLINK_CHAN_STAT_TIME_SCAN,
1709 	QLINK_CHAN_STAT_CHAN_NOISE,
1710 	QLINK_CHAN_STAT_NUM,
1711 };
1712 
1713 /**
1714  * struct qlink_chan_stats - data for QTN_TLV_ID_CHANNEL_STATS
1715  *
1716  * Carries a per-channel statistics. Not all fields may be filled with
1717  * valid values. Valid fields should be indicated as such using a bitmap of
1718  * &enum qlink_chan_stat. Bitmap is carried separately in a payload of
1719  * QTN_TLV_ID_BITMAP.
1720  *
1721  * @time_on: amount of time radio operated on that channel.
1722  * @time_tx: amount of time radio spent transmitting on the channel.
1723  * @time_rx: amount of time radio spent receiving on the channel.
1724  * @cca_busy: amount of time the the primary channel was busy.
1725  * @cca_busy_ext: amount of time the the secondary channel was busy.
1726  * @time_scan: amount of radio spent scanning on the channel.
1727  * @chan_noise: channel noise.
1728  */
1729 struct qlink_chan_stats {
1730 	__le64 time_on;
1731 	__le64 time_tx;
1732 	__le64 time_rx;
1733 	__le64 cca_busy;
1734 	__le64 cca_busy_ext;
1735 	__le64 time_scan;
1736 	s8 chan_noise;
1737 	u8 rsvd[3];
1738 } __packed;
1739 
1740 /**
1741  * enum qlink_sta_info - station information bitmap
1742  *
1743  * Used to indicate which statistics values in &struct qlink_sta_stats
1744  * are valid. Individual values are used to fill a bitmap carried in a
1745  * payload of QTN_TLV_ID_BITMAP.
1746  *
1747  * @QLINK_STA_INFO_CONNECTED_TIME: connected_time value is valid.
1748  * @QLINK_STA_INFO_INACTIVE_TIME: inactive_time value is valid.
1749  * @QLINK_STA_INFO_RX_BYTES: lower 32 bits of rx_bytes value are valid.
1750  * @QLINK_STA_INFO_TX_BYTES: lower 32 bits of tx_bytes value are valid.
1751  * @QLINK_STA_INFO_RX_BYTES64: rx_bytes value is valid.
1752  * @QLINK_STA_INFO_TX_BYTES64: tx_bytes value is valid.
1753  * @QLINK_STA_INFO_RX_DROP_MISC: rx_dropped_misc value is valid.
1754  * @QLINK_STA_INFO_BEACON_RX: rx_beacon value is valid.
1755  * @QLINK_STA_INFO_SIGNAL: signal value is valid.
1756  * @QLINK_STA_INFO_SIGNAL_AVG: signal_avg value is valid.
1757  * @QLINK_STA_INFO_RX_BITRATE: rxrate value is valid.
1758  * @QLINK_STA_INFO_TX_BITRATE: txrate value is valid.
1759  * @QLINK_STA_INFO_RX_PACKETS: rx_packets value is valid.
1760  * @QLINK_STA_INFO_TX_PACKETS: tx_packets value is valid.
1761  * @QLINK_STA_INFO_TX_RETRIES: tx_retries value is valid.
1762  * @QLINK_STA_INFO_TX_FAILED: tx_failed value is valid.
1763  * @QLINK_STA_INFO_STA_FLAGS: sta_flags value is valid.
1764  */
1765 enum qlink_sta_info {
1766 	QLINK_STA_INFO_CONNECTED_TIME,
1767 	QLINK_STA_INFO_INACTIVE_TIME,
1768 	QLINK_STA_INFO_RX_BYTES,
1769 	QLINK_STA_INFO_TX_BYTES,
1770 	QLINK_STA_INFO_RX_BYTES64,
1771 	QLINK_STA_INFO_TX_BYTES64,
1772 	QLINK_STA_INFO_RX_DROP_MISC,
1773 	QLINK_STA_INFO_BEACON_RX,
1774 	QLINK_STA_INFO_SIGNAL,
1775 	QLINK_STA_INFO_SIGNAL_AVG,
1776 	QLINK_STA_INFO_RX_BITRATE,
1777 	QLINK_STA_INFO_TX_BITRATE,
1778 	QLINK_STA_INFO_RX_PACKETS,
1779 	QLINK_STA_INFO_TX_PACKETS,
1780 	QLINK_STA_INFO_TX_RETRIES,
1781 	QLINK_STA_INFO_TX_FAILED,
1782 	QLINK_STA_INFO_STA_FLAGS,
1783 	QLINK_STA_INFO_NUM,
1784 };
1785 
1786 /**
1787  * struct qlink_sta_info_rate - STA rate statistics
1788  *
1789  * @rate: data rate in Mbps.
1790  * @flags: bitmap of &enum qlink_sta_info_rate_flags.
1791  * @mcs: 802.11-defined MCS index.
1792  * nss: Number of Spatial Streams.
1793  * @bw: bandwidth, one of &enum qlink_channel_width.
1794  */
1795 struct qlink_sta_info_rate {
1796 	__le16 rate;
1797 	u8 flags;
1798 	u8 mcs;
1799 	u8 nss;
1800 	u8 bw;
1801 } __packed;
1802 
1803 /**
1804  * struct qlink_sta_stats - data for QTN_TLV_ID_STA_STATS
1805  *
1806  * Carries statistics of a STA. Not all fields may be filled with
1807  * valid values. Valid fields should be indicated as such using a bitmap of
1808  * &enum qlink_sta_info. Bitmap is carried separately in a payload of
1809  * QTN_TLV_ID_BITMAP.
1810  */
1811 struct qlink_sta_stats {
1812 	__le64 rx_bytes;
1813 	__le64 tx_bytes;
1814 	__le64 rx_beacon;
1815 	__le64 rx_duration;
1816 	__le64 t_offset;
1817 	__le32 connected_time;
1818 	__le32 inactive_time;
1819 	__le32 rx_packets;
1820 	__le32 tx_packets;
1821 	__le32 tx_retries;
1822 	__le32 tx_failed;
1823 	__le32 rx_dropped_misc;
1824 	__le32 beacon_loss_count;
1825 	__le32 expected_throughput;
1826 	struct qlink_sta_info_state sta_flags;
1827 	struct qlink_sta_info_rate txrate;
1828 	struct qlink_sta_info_rate rxrate;
1829 	__le16 llid;
1830 	__le16 plid;
1831 	u8 local_pm;
1832 	u8 peer_pm;
1833 	u8 nonpeer_pm;
1834 	u8 rx_beacon_signal_avg;
1835 	u8 plink_state;
1836 	u8 signal;
1837 	u8 signal_avg;
1838 	u8 rsvd[1];
1839 };
1840 
1841 /**
1842  * struct qlink_random_mac_addr - data for QTN_TLV_ID_RANDOM_MAC_ADDR TLV
1843  *
1844  * Specifies MAC address mask/value for generation random MAC address
1845  * during scan.
1846  *
1847  * @mac_addr: MAC address used with randomisation
1848  * @mac_addr_mask: MAC address mask used with randomisation, bits that
1849  *	are 0 in the mask should be randomised, bits that are 1 should
1850  *	be taken from the @mac_addr
1851  */
1852 struct qlink_random_mac_addr {
1853 	u8 mac_addr[ETH_ALEN];
1854 	u8 mac_addr_mask[ETH_ALEN];
1855 } __packed;
1856 
1857 /**
1858  * struct qlink_wowlan_capab_data - data for QTN_TLV_ID_WOWLAN_CAPAB TLV
1859  *
1860  * WoWLAN capabilities supported by cards.
1861  *
1862  * @version: version of WoWLAN data structure, to ensure backward
1863  *	compatibility for firmwares with limited WoWLAN support
1864  * @len: Total length of WoWLAN data
1865  * @data: supported WoWLAN features
1866  */
1867 struct qlink_wowlan_capab_data {
1868 	__le16 version;
1869 	__le16 len;
1870 	u8 data[0];
1871 } __packed;
1872 
1873 /**
1874  * struct qlink_wowlan_support - supported WoWLAN capabilities
1875  *
1876  * @n_patterns: number of supported wakeup patterns
1877  * @pattern_max_len: maximum length of each pattern
1878  * @pattern_min_len: minimum length of each pattern
1879  */
1880 struct qlink_wowlan_support {
1881 	__le32 n_patterns;
1882 	__le32 pattern_max_len;
1883 	__le32 pattern_min_len;
1884 } __packed;
1885 
1886 #endif /* _QTN_QLINK_H_ */
1887