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66
67#ifndef __fw_api_sta_h__
68#define __fw_api_sta_h__
69
70/**
71 * enum iwl_sta_flags - flags for the ADD_STA host command
72 * @STA_FLG_REDUCED_TX_PWR_CTRL:
73 * @STA_FLG_REDUCED_TX_PWR_DATA:
74 * @STA_FLG_DISABLE_TX: set if TX should be disabled
75 * @STA_FLG_PS: set if STA is in Power Save
76 * @STA_FLG_INVALID: set if STA is invalid
77 * @STA_FLG_DLP_EN: Direct Link Protocol is enabled
78 * @STA_FLG_SET_ALL_KEYS: the current key applies to all key IDs
79 * @STA_FLG_DRAIN_FLOW: drain flow
80 * @STA_FLG_PAN: STA is for PAN interface
81 * @STA_FLG_CLASS_AUTH:
82 * @STA_FLG_CLASS_ASSOC:
83 * @STA_FLG_CLASS_MIMO_PROT:
84 * @STA_FLG_MAX_AGG_SIZE_MSK: maximal size for A-MPDU
85 * @STA_FLG_AGG_MPDU_DENS_MSK: maximal MPDU density for Tx aggregation
86 * @STA_FLG_FAT_EN_MSK: support for channel width (for Tx). This flag is
87 * initialised by driver and can be updated by fw upon reception of
88 * action frames that can change the channel width. When cleared the fw
89 * will send all the frames in 20MHz even when FAT channel is requested.
90 * @STA_FLG_MIMO_EN_MSK: support for MIMO. This flag is initialised by the
91 * driver and can be updated by fw upon reception of action frames.
92 * @STA_FLG_MFP_EN: Management Frame Protection
93 */
94enum iwl_sta_flags {
95 STA_FLG_REDUCED_TX_PWR_CTRL = BIT(3),
96 STA_FLG_REDUCED_TX_PWR_DATA = BIT(6),
97
98 STA_FLG_DISABLE_TX = BIT(4),
99
100 STA_FLG_PS = BIT(8),
101 STA_FLG_DRAIN_FLOW = BIT(12),
102 STA_FLG_PAN = BIT(13),
103 STA_FLG_CLASS_AUTH = BIT(14),
104 STA_FLG_CLASS_ASSOC = BIT(15),
105 STA_FLG_RTS_MIMO_PROT = BIT(17),
106
107 STA_FLG_MAX_AGG_SIZE_SHIFT = 19,
108 STA_FLG_MAX_AGG_SIZE_8K = (0 << STA_FLG_MAX_AGG_SIZE_SHIFT),
109 STA_FLG_MAX_AGG_SIZE_16K = (1 << STA_FLG_MAX_AGG_SIZE_SHIFT),
110 STA_FLG_MAX_AGG_SIZE_32K = (2 << STA_FLG_MAX_AGG_SIZE_SHIFT),
111 STA_FLG_MAX_AGG_SIZE_64K = (3 << STA_FLG_MAX_AGG_SIZE_SHIFT),
112 STA_FLG_MAX_AGG_SIZE_128K = (4 << STA_FLG_MAX_AGG_SIZE_SHIFT),
113 STA_FLG_MAX_AGG_SIZE_256K = (5 << STA_FLG_MAX_AGG_SIZE_SHIFT),
114 STA_FLG_MAX_AGG_SIZE_512K = (6 << STA_FLG_MAX_AGG_SIZE_SHIFT),
115 STA_FLG_MAX_AGG_SIZE_1024K = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
116 STA_FLG_MAX_AGG_SIZE_MSK = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
117
118 STA_FLG_AGG_MPDU_DENS_SHIFT = 23,
119 STA_FLG_AGG_MPDU_DENS_2US = (4 << STA_FLG_AGG_MPDU_DENS_SHIFT),
120 STA_FLG_AGG_MPDU_DENS_4US = (5 << STA_FLG_AGG_MPDU_DENS_SHIFT),
121 STA_FLG_AGG_MPDU_DENS_8US = (6 << STA_FLG_AGG_MPDU_DENS_SHIFT),
122 STA_FLG_AGG_MPDU_DENS_16US = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
123 STA_FLG_AGG_MPDU_DENS_MSK = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
124
125 STA_FLG_FAT_EN_20MHZ = (0 << 26),
126 STA_FLG_FAT_EN_40MHZ = (1 << 26),
127 STA_FLG_FAT_EN_80MHZ = (2 << 26),
128 STA_FLG_FAT_EN_160MHZ = (3 << 26),
129 STA_FLG_FAT_EN_MSK = (3 << 26),
130
131 STA_FLG_MIMO_EN_SISO = (0 << 28),
132 STA_FLG_MIMO_EN_MIMO2 = (1 << 28),
133 STA_FLG_MIMO_EN_MIMO3 = (2 << 28),
134 STA_FLG_MIMO_EN_MSK = (3 << 28),
135};
136
137/**
138 * enum iwl_sta_key_flag - key flags for the ADD_STA host command
139 * @STA_KEY_FLG_NO_ENC: no encryption
140 * @STA_KEY_FLG_WEP: WEP encryption algorithm
141 * @STA_KEY_FLG_CCM: CCMP encryption algorithm
142 * @STA_KEY_FLG_TKIP: TKIP encryption algorithm
143 * @STA_KEY_FLG_EXT: extended cipher algorithm (depends on the FW support)
144 * @STA_KEY_FLG_GCMP: GCMP encryption algorithm
145 * @STA_KEY_FLG_CMAC: CMAC encryption algorithm
146 * @STA_KEY_FLG_ENC_UNKNOWN: unknown encryption algorithm
147 * @STA_KEY_FLG_EN_MSK: mask for encryption algorithmi value
148 * @STA_KEY_FLG_WEP_KEY_MAP: wep is either a group key (0 - legacy WEP) or from
149 * station info array (1 - n 1X mode)
150 * @STA_KEY_FLG_KEYID_MSK: the index of the key
151 * @STA_KEY_NOT_VALID: key is invalid
152 * @STA_KEY_FLG_WEP_13BYTES: set for 13 bytes WEP key
153 * @STA_KEY_FLG_KEY_32BYTES for non-wep key set for 32 bytes key
154 * @STA_KEY_MULTICAST: set for multical key
155 * @STA_KEY_MFP: key is used for Management Frame Protection
156 */
157enum iwl_sta_key_flag {
158 STA_KEY_FLG_NO_ENC = (0 << 0),
159 STA_KEY_FLG_WEP = (1 << 0),
160 STA_KEY_FLG_CCM = (2 << 0),
161 STA_KEY_FLG_TKIP = (3 << 0),
162 STA_KEY_FLG_EXT = (4 << 0),
163 STA_KEY_FLG_GCMP = (5 << 0),
164 STA_KEY_FLG_CMAC = (6 << 0),
165 STA_KEY_FLG_ENC_UNKNOWN = (7 << 0),
166 STA_KEY_FLG_EN_MSK = (7 << 0),
167
168 STA_KEY_FLG_WEP_KEY_MAP = BIT(3),
169 STA_KEY_FLG_KEYID_POS = 8,
170 STA_KEY_FLG_KEYID_MSK = (3 << STA_KEY_FLG_KEYID_POS),
171 STA_KEY_NOT_VALID = BIT(11),
172 STA_KEY_FLG_WEP_13BYTES = BIT(12),
173 STA_KEY_FLG_KEY_32BYTES = BIT(12),
174 STA_KEY_MULTICAST = BIT(14),
175 STA_KEY_MFP = BIT(15),
176};
177
178/**
179 * enum iwl_sta_modify_flag - indicate to the fw what flag are being changed
180 * @STA_MODIFY_QUEUE_REMOVAL: this command removes a queue
181 * @STA_MODIFY_TID_DISABLE_TX: this command modifies %tid_disable_tx
182 * @STA_MODIFY_UAPSD_ACS: this command modifies %uapsd_trigger_acs
183 * @STA_MODIFY_ADD_BA_TID: this command modifies %add_immediate_ba_tid
184 * @STA_MODIFY_REMOVE_BA_TID: this command modifies %remove_immediate_ba_tid
185 * @STA_MODIFY_SLEEPING_STA_TX_COUNT: this command modifies %sleep_tx_count
186 * @STA_MODIFY_PROT_TH:
187 * @STA_MODIFY_QUEUES: modify the queues used by this station
188 */
189enum iwl_sta_modify_flag {
190 STA_MODIFY_QUEUE_REMOVAL = BIT(0),
191 STA_MODIFY_TID_DISABLE_TX = BIT(1),
192 STA_MODIFY_UAPSD_ACS = BIT(2),
193 STA_MODIFY_ADD_BA_TID = BIT(3),
194 STA_MODIFY_REMOVE_BA_TID = BIT(4),
195 STA_MODIFY_SLEEPING_STA_TX_COUNT = BIT(5),
196 STA_MODIFY_PROT_TH = BIT(6),
197 STA_MODIFY_QUEUES = BIT(7),
198};
199
200#define STA_MODE_MODIFY 1
201
202/**
203 * enum iwl_sta_sleep_flag - type of sleep of the station
204 * @STA_SLEEP_STATE_AWAKE:
205 * @STA_SLEEP_STATE_PS_POLL:
206 * @STA_SLEEP_STATE_UAPSD:
207 * @STA_SLEEP_STATE_MOREDATA: set more-data bit on
208 * (last) released frame
209 */
210enum iwl_sta_sleep_flag {
211 STA_SLEEP_STATE_AWAKE = 0,
212 STA_SLEEP_STATE_PS_POLL = BIT(0),
213 STA_SLEEP_STATE_UAPSD = BIT(1),
214 STA_SLEEP_STATE_MOREDATA = BIT(2),
215};
216
217/* STA ID and color bits definitions */
218#define STA_ID_SEED (0x0f)
219#define STA_ID_POS (0)
220#define STA_ID_MSK (STA_ID_SEED << STA_ID_POS)
221
222#define STA_COLOR_SEED (0x7)
223#define STA_COLOR_POS (4)
224#define STA_COLOR_MSK (STA_COLOR_SEED << STA_COLOR_POS)
225
226#define STA_ID_N_COLOR_GET_COLOR(id_n_color) \
227 (((id_n_color) & STA_COLOR_MSK) >> STA_COLOR_POS)
228#define STA_ID_N_COLOR_GET_ID(id_n_color) \
229 (((id_n_color) & STA_ID_MSK) >> STA_ID_POS)
230
231#define STA_KEY_MAX_NUM (16)
232#define STA_KEY_IDX_INVALID (0xff)
233#define STA_KEY_MAX_DATA_KEY_NUM (4)
234#define IWL_MAX_GLOBAL_KEYS (4)
235#define STA_KEY_LEN_WEP40 (5)
236#define STA_KEY_LEN_WEP104 (13)
237
238/**
239 * struct iwl_mvm_keyinfo - key information
240 * @key_flags: type %iwl_sta_key_flag
241 * @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
242 * @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
243 * @key_offset: key offset in the fw's key table
244 * @key: 16-byte unicast decryption key
245 * @tx_secur_seq_cnt: initial RSC / PN needed for replay check
246 * @hw_tkip_mic_rx_key: byte: MIC Rx Key - used for TKIP only
247 * @hw_tkip_mic_tx_key: byte: MIC Tx Key - used for TKIP only
248 */
249struct iwl_mvm_keyinfo {
250 __le16 key_flags;
251 u8 tkip_rx_tsc_byte2;
252 u8 reserved1;
253 __le16 tkip_rx_ttak[5];
254 u8 key_offset;
255 u8 reserved2;
256 u8 key[16];
257 __le64 tx_secur_seq_cnt;
258 __le64 hw_tkip_mic_rx_key;
259 __le64 hw_tkip_mic_tx_key;
260} __packed;
261
262#define IWL_ADD_STA_STATUS_MASK 0xFF
263#define IWL_ADD_STA_BAID_VALID_MASK 0x8000
264#define IWL_ADD_STA_BAID_MASK 0x7F00
265#define IWL_ADD_STA_BAID_SHIFT 8
266
267/**
268 * struct iwl_mvm_add_sta_cmd_v7 - Add/modify a station in the fw's sta table.
269 * ( REPLY_ADD_STA = 0x18 )
270 * @add_modify: 1: modify existing, 0: add new station
271 * @awake_acs:
272 * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
273 * AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
274 * @mac_id_n_color: the Mac context this station belongs to
275 * @addr[ETH_ALEN]: station's MAC address
276 * @sta_id: index of station in uCode's station table
277 * @modify_mask: STA_MODIFY_*, selects which parameters to modify vs. leave
278 * alone. 1 - modify, 0 - don't change.
279 * @station_flags: look at %iwl_sta_flags
280 * @station_flags_msk: what of %station_flags have changed
281 * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
282 * Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
283 * add_immediate_ba_ssn.
284 * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
285 * Set %STA_MODIFY_REMOVE_BA_TID to use this field
286 * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
287 * add_immediate_ba_tid.
288 * @sleep_tx_count: number of packets to transmit to station even though it is
289 * asleep. Used to synchronise PS-poll and u-APSD responses while ucode
290 * keeps track of STA sleep state.
291 * @sleep_state_flags: Look at %iwl_sta_sleep_flag.
292 * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
293 * mac-addr.
294 * @beamform_flags: beam forming controls
295 * @tfd_queue_msk: tfd queues used by this station
296 *
297 * The device contains an internal table of per-station information, with info
298 * on security keys, aggregation parameters, and Tx rates for initial Tx
299 * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
300 *
301 * ADD_STA sets up the table entry for one station, either creating a new
302 * entry, or modifying a pre-existing one.
303 */
304struct iwl_mvm_add_sta_cmd_v7 {
305 u8 add_modify;
306 u8 awake_acs;
307 __le16 tid_disable_tx;
308 __le32 mac_id_n_color;
309 u8 addr[ETH_ALEN]; /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
310 __le16 reserved2;
311 u8 sta_id;
312 u8 modify_mask;
313 __le16 reserved3;
314 __le32 station_flags;
315 __le32 station_flags_msk;
316 u8 add_immediate_ba_tid;
317 u8 remove_immediate_ba_tid;
318 __le16 add_immediate_ba_ssn;
319 __le16 sleep_tx_count;
320 __le16 sleep_state_flags;
321 __le16 assoc_id;
322 __le16 beamform_flags;
323 __le32 tfd_queue_msk;
324} __packed; /* ADD_STA_CMD_API_S_VER_7 */
325
326/**
327 * struct iwl_mvm_add_sta_cmd - Add/modify a station in the fw's sta table.
328 * ( REPLY_ADD_STA = 0x18 )
329 * @add_modify: 1: modify existing, 0: add new station
330 * @awake_acs:
331 * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
332 * AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
333 * @mac_id_n_color: the Mac context this station belongs to
334 * @addr[ETH_ALEN]: station's MAC address
335 * @sta_id: index of station in uCode's station table
336 * @modify_mask: STA_MODIFY_*, selects which parameters to modify vs. leave
337 * alone. 1 - modify, 0 - don't change.
338 * @station_flags: look at %iwl_sta_flags
339 * @station_flags_msk: what of %station_flags have changed
340 * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
341 * Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
342 * add_immediate_ba_ssn.
343 * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
344 * Set %STA_MODIFY_REMOVE_BA_TID to use this field
345 * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
346 * add_immediate_ba_tid.
347 * @sleep_tx_count: number of packets to transmit to station even though it is
348 * asleep. Used to synchronise PS-poll and u-APSD responses while ucode
349 * keeps track of STA sleep state.
350 * @sleep_state_flags: Look at %iwl_sta_sleep_flag.
351 * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
352 * mac-addr.
353 * @beamform_flags: beam forming controls
354 * @tfd_queue_msk: tfd queues used by this station
355 * @rx_ba_window: aggregation window size
356 * @scd_queue_bank: queue bank in used. Each bank contains 32 queues. 0 means
357 * that the queues used by this station are in the first 32.
358 *
359 * The device contains an internal table of per-station information, with info
360 * on security keys, aggregation parameters, and Tx rates for initial Tx
361 * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
362 *
363 * ADD_STA sets up the table entry for one station, either creating a new
364 * entry, or modifying a pre-existing one.
365 */
366struct iwl_mvm_add_sta_cmd {
367 u8 add_modify;
368 u8 awake_acs;
369 __le16 tid_disable_tx;
370 __le32 mac_id_n_color;
371 u8 addr[ETH_ALEN]; /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
372 __le16 reserved2;
373 u8 sta_id;
374 u8 modify_mask;
375 __le16 reserved3;
376 __le32 station_flags;
377 __le32 station_flags_msk;
378 u8 add_immediate_ba_tid;
379 u8 remove_immediate_ba_tid;
380 __le16 add_immediate_ba_ssn;
381 __le16 sleep_tx_count;
382 __le16 sleep_state_flags;
383 __le16 assoc_id;
384 __le16 beamform_flags;
385 __le32 tfd_queue_msk;
386 __le16 rx_ba_window;
387 u8 scd_queue_bank;
388 u8 uapsd_trigger_acs;
389} __packed; /* ADD_STA_CMD_API_S_VER_8 */
390
391/**
392 * struct iwl_mvm_add_sta_key_cmd - add/modify sta key
393 * ( REPLY_ADD_STA_KEY = 0x17 )
394 * @sta_id: index of station in uCode's station table
395 * @key_offset: key offset in key storage
396 * @key_flags: type %iwl_sta_key_flag
397 * @key: key material data
398 * @rx_secur_seq_cnt: RX security sequence counter for the key
399 * @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
400 * @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
401 */
402struct iwl_mvm_add_sta_key_cmd {
403 u8 sta_id;
404 u8 key_offset;
405 __le16 key_flags;
406 u8 key[32];
407 u8 rx_secur_seq_cnt[16];
408 u8 tkip_rx_tsc_byte2;
409 u8 reserved;
410 __le16 tkip_rx_ttak[5];
411} __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_1 */
412
413/**
414 * enum iwl_mvm_add_sta_rsp_status - status in the response to ADD_STA command
415 * @ADD_STA_SUCCESS: operation was executed successfully
416 * @ADD_STA_STATIONS_OVERLOAD: no room left in the fw's station table
417 * @ADD_STA_IMMEDIATE_BA_FAILURE: can't add Rx block ack session
418 * @ADD_STA_MODIFY_NON_EXISTING_STA: driver requested to modify a station that
419 * doesn't exist.
420 */
421enum iwl_mvm_add_sta_rsp_status {
422 ADD_STA_SUCCESS = 0x1,
423 ADD_STA_STATIONS_OVERLOAD = 0x2,
424 ADD_STA_IMMEDIATE_BA_FAILURE = 0x4,
425 ADD_STA_MODIFY_NON_EXISTING_STA = 0x8,
426};
427
428/**
429 * struct iwl_mvm_rm_sta_cmd - Add / modify a station in the fw's station table
430 * ( REMOVE_STA = 0x19 )
431 * @sta_id: the station id of the station to be removed
432 */
433struct iwl_mvm_rm_sta_cmd {
434 u8 sta_id;
435 u8 reserved[3];
436} __packed; /* REMOVE_STA_CMD_API_S_VER_2 */
437
438/**
439 * struct iwl_mvm_mgmt_mcast_key_cmd_v1
440 * ( MGMT_MCAST_KEY = 0x1f )
441 * @ctrl_flags: %iwl_sta_key_flag
442 * @igtk:
443 * @k1: unused
444 * @k2: unused
445 * @sta_id: station ID that support IGTK
446 * @key_id:
447 * @receive_seq_cnt: initial RSC/PN needed for replay check
448 */
449struct iwl_mvm_mgmt_mcast_key_cmd_v1 {
450 __le32 ctrl_flags;
451 u8 igtk[16];
452 u8 k1[16];
453 u8 k2[16];
454 __le32 key_id;
455 __le32 sta_id;
456 __le64 receive_seq_cnt;
457} __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_1 */
458
459/**
460 * struct iwl_mvm_mgmt_mcast_key_cmd
461 * ( MGMT_MCAST_KEY = 0x1f )
462 * @ctrl_flags: %iwl_sta_key_flag
463 * @igtk: IGTK master key
464 * @sta_id: station ID that support IGTK
465 * @key_id:
466 * @receive_seq_cnt: initial RSC/PN needed for replay check
467 */
468struct iwl_mvm_mgmt_mcast_key_cmd {
469 __le32 ctrl_flags;
470 u8 igtk[32];
471 __le32 key_id;
472 __le32 sta_id;
473 __le64 receive_seq_cnt;
474} __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_2 */
475
476struct iwl_mvm_wep_key {
477 u8 key_index;
478 u8 key_offset;
479 __le16 reserved1;
480 u8 key_size;
481 u8 reserved2[3];
482 u8 key[16];
483} __packed;
484
485struct iwl_mvm_wep_key_cmd {
486 __le32 mac_id_n_color;
487 u8 num_keys;
488 u8 decryption_type;
489 u8 flags;
490 u8 reserved;
491 struct iwl_mvm_wep_key wep_key[0];
492} __packed; /* SEC_CURR_WEP_KEY_CMD_API_S_VER_2 */
493
494/**
495 * struct iwl_mvm_eosp_notification - EOSP notification from firmware
496 * @remain_frame_count: # of frames remaining, non-zero if SP was cut
497 * short by GO absence
498 * @sta_id: station ID
499 */
500struct iwl_mvm_eosp_notification {
501 __le32 remain_frame_count;
502 __le32 sta_id;
503} __packed; /* UAPSD_EOSP_NTFY_API_S_VER_1 */
504
505#endif /* __fw_api_sta_h__ */