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0001 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
0002 /*
0003  * Copyright (C) 2012-2014, 2018-2021 Intel Corporation
0004  * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
0005  * Copyright (C) 2016-2017 Intel Deutschland GmbH
0006  */
0007 #ifndef __iwl_fw_api_sta_h__
0008 #define __iwl_fw_api_sta_h__
0009 
0010 /**
0011  * enum iwl_sta_flags - flags for the ADD_STA host command
0012  * @STA_FLG_REDUCED_TX_PWR_CTRL: reduced TX power (control frames)
0013  * @STA_FLG_REDUCED_TX_PWR_DATA: reduced TX power (data frames)
0014  * @STA_FLG_DISABLE_TX: set if TX should be disabled
0015  * @STA_FLG_PS: set if STA is in Power Save
0016  * @STA_FLG_DRAIN_FLOW: drain flow
0017  * @STA_FLG_PAN: STA is for PAN interface
0018  * @STA_FLG_CLASS_AUTH: station is authenticated
0019  * @STA_FLG_CLASS_ASSOC: station is associated
0020  * @STA_FLG_RTS_MIMO_PROT: station requires RTS MIMO protection (dynamic SMPS)
0021  * @STA_FLG_MAX_AGG_SIZE_MSK: maximal size for A-MPDU (mask)
0022  * @STA_FLG_MAX_AGG_SIZE_SHIFT: maximal size for A-MPDU (bit shift)
0023  * @STA_FLG_MAX_AGG_SIZE_8K: maximal size for A-MPDU (8k supported)
0024  * @STA_FLG_MAX_AGG_SIZE_16K: maximal size for A-MPDU (16k supported)
0025  * @STA_FLG_MAX_AGG_SIZE_32K: maximal size for A-MPDU (32k supported)
0026  * @STA_FLG_MAX_AGG_SIZE_64K: maximal size for A-MPDU (64k supported)
0027  * @STA_FLG_MAX_AGG_SIZE_128K: maximal size for A-MPDU (128k supported)
0028  * @STA_FLG_MAX_AGG_SIZE_256K: maximal size for A-MPDU (256k supported)
0029  * @STA_FLG_MAX_AGG_SIZE_512K: maximal size for A-MPDU (512k supported)
0030  * @STA_FLG_MAX_AGG_SIZE_1024K: maximal size for A-MPDU (1024k supported)
0031  * @STA_FLG_MAX_AGG_SIZE_2M: maximal size for A-MPDU (2M supported)
0032  * @STA_FLG_MAX_AGG_SIZE_4M: maximal size for A-MPDU (4M supported)
0033  * @STA_FLG_AGG_MPDU_DENS_MSK: maximal MPDU density for Tx aggregation
0034  * @STA_FLG_FAT_EN_MSK: support for channel width (for Tx). This flag is
0035  *  initialised by driver and can be updated by fw upon reception of
0036  *  action frames that can change the channel width. When cleared the fw
0037  *  will send all the frames in 20MHz even when FAT channel is requested.
0038  * @STA_FLG_FAT_EN_20MHZ: no wide channels are supported, only 20 MHz
0039  * @STA_FLG_FAT_EN_40MHZ: wide channels up to 40 MHz supported
0040  * @STA_FLG_FAT_EN_80MHZ: wide channels up to 80 MHz supported
0041  * @STA_FLG_FAT_EN_160MHZ: wide channels up to 160 MHz supported
0042  * @STA_FLG_MIMO_EN_MSK: support for MIMO. This flag is initialised by the
0043  *  driver and can be updated by fw upon reception of action frames.
0044  * @STA_FLG_MIMO_EN_SISO: no support for MIMO
0045  * @STA_FLG_MIMO_EN_MIMO2: 2 streams supported
0046  * @STA_FLG_MIMO_EN_MIMO3: 3 streams supported
0047  * @STA_FLG_AGG_MPDU_DENS_MSK: A-MPDU density (mask)
0048  * @STA_FLG_AGG_MPDU_DENS_SHIFT: A-MPDU density (bit shift)
0049  * @STA_FLG_AGG_MPDU_DENS_2US: A-MPDU density (2 usec gap)
0050  * @STA_FLG_AGG_MPDU_DENS_4US: A-MPDU density (4 usec gap)
0051  * @STA_FLG_AGG_MPDU_DENS_8US: A-MPDU density (8 usec gap)
0052  * @STA_FLG_AGG_MPDU_DENS_16US: A-MPDU density (16 usec gap)
0053  */
0054 enum iwl_sta_flags {
0055     STA_FLG_REDUCED_TX_PWR_CTRL = BIT(3),
0056     STA_FLG_REDUCED_TX_PWR_DATA = BIT(6),
0057 
0058     STA_FLG_DISABLE_TX      = BIT(4),
0059 
0060     STA_FLG_PS          = BIT(8),
0061     STA_FLG_DRAIN_FLOW      = BIT(12),
0062     STA_FLG_PAN         = BIT(13),
0063     STA_FLG_CLASS_AUTH      = BIT(14),
0064     STA_FLG_CLASS_ASSOC     = BIT(15),
0065     STA_FLG_RTS_MIMO_PROT       = BIT(17),
0066 
0067     STA_FLG_MAX_AGG_SIZE_SHIFT  = 19,
0068     STA_FLG_MAX_AGG_SIZE_8K     = (0 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0069     STA_FLG_MAX_AGG_SIZE_16K    = (1 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0070     STA_FLG_MAX_AGG_SIZE_32K    = (2 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0071     STA_FLG_MAX_AGG_SIZE_64K    = (3 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0072     STA_FLG_MAX_AGG_SIZE_128K   = (4 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0073     STA_FLG_MAX_AGG_SIZE_256K   = (5 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0074     STA_FLG_MAX_AGG_SIZE_512K   = (6 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0075     STA_FLG_MAX_AGG_SIZE_1024K  = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0076     STA_FLG_MAX_AGG_SIZE_2M     = (8 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0077     STA_FLG_MAX_AGG_SIZE_4M     = (9 << STA_FLG_MAX_AGG_SIZE_SHIFT),
0078     STA_FLG_MAX_AGG_SIZE_MSK    = (0xf << STA_FLG_MAX_AGG_SIZE_SHIFT),
0079 
0080     STA_FLG_AGG_MPDU_DENS_SHIFT = 23,
0081     STA_FLG_AGG_MPDU_DENS_2US   = (4 << STA_FLG_AGG_MPDU_DENS_SHIFT),
0082     STA_FLG_AGG_MPDU_DENS_4US   = (5 << STA_FLG_AGG_MPDU_DENS_SHIFT),
0083     STA_FLG_AGG_MPDU_DENS_8US   = (6 << STA_FLG_AGG_MPDU_DENS_SHIFT),
0084     STA_FLG_AGG_MPDU_DENS_16US  = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
0085     STA_FLG_AGG_MPDU_DENS_MSK   = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
0086 
0087     STA_FLG_FAT_EN_20MHZ        = (0 << 26),
0088     STA_FLG_FAT_EN_40MHZ        = (1 << 26),
0089     STA_FLG_FAT_EN_80MHZ        = (2 << 26),
0090     STA_FLG_FAT_EN_160MHZ       = (3 << 26),
0091     STA_FLG_FAT_EN_MSK      = (3 << 26),
0092 
0093     STA_FLG_MIMO_EN_SISO        = (0 << 28),
0094     STA_FLG_MIMO_EN_MIMO2       = (1 << 28),
0095     STA_FLG_MIMO_EN_MIMO3       = (2 << 28),
0096     STA_FLG_MIMO_EN_MSK     = (3 << 28),
0097 };
0098 
0099 /**
0100  * enum iwl_sta_key_flag - key flags for the ADD_STA host command
0101  * @STA_KEY_FLG_NO_ENC: no encryption
0102  * @STA_KEY_FLG_WEP: WEP encryption algorithm
0103  * @STA_KEY_FLG_CCM: CCMP encryption algorithm
0104  * @STA_KEY_FLG_TKIP: TKIP encryption algorithm
0105  * @STA_KEY_FLG_EXT: extended cipher algorithm (depends on the FW support)
0106  * @STA_KEY_FLG_GCMP: GCMP encryption algorithm
0107  * @STA_KEY_FLG_CMAC: CMAC encryption algorithm
0108  * @STA_KEY_FLG_ENC_UNKNOWN: unknown encryption algorithm
0109  * @STA_KEY_FLG_EN_MSK: mask for encryption algorithmi value
0110  * @STA_KEY_FLG_WEP_KEY_MAP: wep is either a group key (0 - legacy WEP) or from
0111  *  station info array (1 - n 1X mode)
0112  * @STA_KEY_FLG_KEYID_MSK: the index of the key
0113  * @STA_KEY_FLG_KEYID_POS: key index bit position
0114  * @STA_KEY_NOT_VALID: key is invalid
0115  * @STA_KEY_FLG_WEP_13BYTES: set for 13 bytes WEP key
0116  * @STA_KEY_FLG_KEY_32BYTES: for non-wep key set for 32 bytes key
0117  * @STA_KEY_MULTICAST: set for multical key
0118  * @STA_KEY_MFP: key is used for Management Frame Protection
0119  */
0120 enum iwl_sta_key_flag {
0121     STA_KEY_FLG_NO_ENC      = (0 << 0),
0122     STA_KEY_FLG_WEP         = (1 << 0),
0123     STA_KEY_FLG_CCM         = (2 << 0),
0124     STA_KEY_FLG_TKIP        = (3 << 0),
0125     STA_KEY_FLG_EXT         = (4 << 0),
0126     STA_KEY_FLG_GCMP        = (5 << 0),
0127     STA_KEY_FLG_CMAC        = (6 << 0),
0128     STA_KEY_FLG_ENC_UNKNOWN     = (7 << 0),
0129     STA_KEY_FLG_EN_MSK      = (7 << 0),
0130 
0131     STA_KEY_FLG_WEP_KEY_MAP     = BIT(3),
0132     STA_KEY_FLG_KEYID_POS        = 8,
0133     STA_KEY_FLG_KEYID_MSK       = (3 << STA_KEY_FLG_KEYID_POS),
0134     STA_KEY_NOT_VALID       = BIT(11),
0135     STA_KEY_FLG_WEP_13BYTES     = BIT(12),
0136     STA_KEY_FLG_KEY_32BYTES     = BIT(12),
0137     STA_KEY_MULTICAST       = BIT(14),
0138     STA_KEY_MFP         = BIT(15),
0139 };
0140 
0141 /**
0142  * enum iwl_sta_modify_flag - indicate to the fw what flag are being changed
0143  * @STA_MODIFY_QUEUE_REMOVAL: this command removes a queue
0144  * @STA_MODIFY_TID_DISABLE_TX: this command modifies %tid_disable_tx
0145  * @STA_MODIFY_UAPSD_ACS: this command modifies %uapsd_acs
0146  * @STA_MODIFY_ADD_BA_TID: this command modifies %add_immediate_ba_tid
0147  * @STA_MODIFY_REMOVE_BA_TID: this command modifies %remove_immediate_ba_tid
0148  * @STA_MODIFY_SLEEPING_STA_TX_COUNT: this command modifies %sleep_tx_count
0149  * @STA_MODIFY_PROT_TH: modify RTS threshold
0150  * @STA_MODIFY_QUEUES: modify the queues used by this station
0151  */
0152 enum iwl_sta_modify_flag {
0153     STA_MODIFY_QUEUE_REMOVAL        = BIT(0),
0154     STA_MODIFY_TID_DISABLE_TX       = BIT(1),
0155     STA_MODIFY_UAPSD_ACS            = BIT(2),
0156     STA_MODIFY_ADD_BA_TID           = BIT(3),
0157     STA_MODIFY_REMOVE_BA_TID        = BIT(4),
0158     STA_MODIFY_SLEEPING_STA_TX_COUNT    = BIT(5),
0159     STA_MODIFY_PROT_TH          = BIT(6),
0160     STA_MODIFY_QUEUES           = BIT(7),
0161 };
0162 
0163 /**
0164  * enum iwl_sta_mode - station command mode
0165  * @STA_MODE_ADD: add new station
0166  * @STA_MODE_MODIFY: modify the station
0167  */
0168 enum iwl_sta_mode {
0169     STA_MODE_ADD    = 0,
0170     STA_MODE_MODIFY = 1,
0171 };
0172 
0173 /**
0174  * enum iwl_sta_sleep_flag - type of sleep of the station
0175  * @STA_SLEEP_STATE_AWAKE: station is awake
0176  * @STA_SLEEP_STATE_PS_POLL: station is PS-polling
0177  * @STA_SLEEP_STATE_UAPSD: station uses U-APSD
0178  * @STA_SLEEP_STATE_MOREDATA: set more-data bit on
0179  *  (last) released frame
0180  */
0181 enum iwl_sta_sleep_flag {
0182     STA_SLEEP_STATE_AWAKE       = 0,
0183     STA_SLEEP_STATE_PS_POLL     = BIT(0),
0184     STA_SLEEP_STATE_UAPSD       = BIT(1),
0185     STA_SLEEP_STATE_MOREDATA    = BIT(2),
0186 };
0187 
0188 #define STA_KEY_MAX_NUM (16)
0189 #define STA_KEY_IDX_INVALID (0xff)
0190 #define STA_KEY_MAX_DATA_KEY_NUM (4)
0191 #define IWL_MAX_GLOBAL_KEYS (4)
0192 #define STA_KEY_LEN_WEP40 (5)
0193 #define STA_KEY_LEN_WEP104 (13)
0194 
0195 #define IWL_ADD_STA_STATUS_MASK     0xFF
0196 #define IWL_ADD_STA_BAID_VALID_MASK 0x8000
0197 #define IWL_ADD_STA_BAID_MASK       0x7F00
0198 #define IWL_ADD_STA_BAID_SHIFT      8
0199 
0200 /**
0201  * struct iwl_mvm_add_sta_cmd_v7 - Add/modify a station in the fw's sta table.
0202  * ( REPLY_ADD_STA = 0x18 )
0203  * @add_modify: see &enum iwl_sta_mode
0204  * @awake_acs: ACs to transmit data on while station is sleeping (for U-APSD)
0205  * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
0206  *  AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
0207  * @mac_id_n_color: the Mac context this station belongs to,
0208  *  see &enum iwl_ctxt_id_and_color
0209  * @addr: station's MAC address
0210  * @reserved2: reserved
0211  * @sta_id: index of station in uCode's station table
0212  * @modify_mask: from &enum iwl_sta_modify_flag, selects what to change
0213  * @reserved3: reserved
0214  * @station_flags: look at &enum iwl_sta_flags
0215  * @station_flags_msk: what of %station_flags have changed,
0216  *  also &enum iwl_sta_flags
0217  * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
0218  *  Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
0219  *  add_immediate_ba_ssn.
0220  * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
0221  *  Set %STA_MODIFY_REMOVE_BA_TID to use this field
0222  * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
0223  *  add_immediate_ba_tid.
0224  * @sleep_tx_count: number of packets to transmit to station even though it is
0225  *  asleep. Used to synchronise PS-poll and u-APSD responses while ucode
0226  *  keeps track of STA sleep state.
0227  * @sleep_state_flags: Look at &enum iwl_sta_sleep_flag.
0228  * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
0229  *  mac-addr.
0230  * @beamform_flags: beam forming controls
0231  * @tfd_queue_msk: tfd queues used by this station
0232  *
0233  * The device contains an internal table of per-station information, with info
0234  * on security keys, aggregation parameters, and Tx rates for initial Tx
0235  * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
0236  *
0237  * ADD_STA sets up the table entry for one station, either creating a new
0238  * entry, or modifying a pre-existing one.
0239  */
0240 struct iwl_mvm_add_sta_cmd_v7 {
0241     u8 add_modify;
0242     u8 awake_acs;
0243     __le16 tid_disable_tx;
0244     __le32 mac_id_n_color;
0245     u8 addr[ETH_ALEN];  /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
0246     __le16 reserved2;
0247     u8 sta_id;
0248     u8 modify_mask;
0249     __le16 reserved3;
0250     __le32 station_flags;
0251     __le32 station_flags_msk;
0252     u8 add_immediate_ba_tid;
0253     u8 remove_immediate_ba_tid;
0254     __le16 add_immediate_ba_ssn;
0255     __le16 sleep_tx_count;
0256     __le16 sleep_state_flags;
0257     __le16 assoc_id;
0258     __le16 beamform_flags;
0259     __le32 tfd_queue_msk;
0260 } __packed; /* ADD_STA_CMD_API_S_VER_7 */
0261 
0262 /**
0263  * enum iwl_sta_type - FW station types
0264  * ( REPLY_ADD_STA = 0x18 )
0265  * @IWL_STA_LINK: Link station - normal RX and TX traffic.
0266  * @IWL_STA_GENERAL_PURPOSE: General purpose. In AP mode used for beacons
0267  *  and probe responses.
0268  * @IWL_STA_MULTICAST: multicast traffic,
0269  * @IWL_STA_TDLS_LINK: TDLS link station
0270  * @IWL_STA_AUX_ACTIVITY: auxilary station (scan, ROC and so on).
0271  */
0272 enum iwl_sta_type {
0273     IWL_STA_LINK,
0274     IWL_STA_GENERAL_PURPOSE,
0275     IWL_STA_MULTICAST,
0276     IWL_STA_TDLS_LINK,
0277     IWL_STA_AUX_ACTIVITY,
0278 };
0279 
0280 /**
0281  * struct iwl_mvm_add_sta_cmd - Add/modify a station in the fw's sta table.
0282  * ( REPLY_ADD_STA = 0x18 )
0283  * @add_modify: see &enum iwl_sta_mode
0284  * @awake_acs: ACs to transmit data on while station is sleeping (for U-APSD)
0285  * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
0286  *  AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
0287  * @mac_id_n_color: the Mac context this station belongs to,
0288  *  see &enum iwl_ctxt_id_and_color
0289  * @addr: station's MAC address
0290  * @reserved2: reserved
0291  * @sta_id: index of station in uCode's station table
0292  * @modify_mask: from &enum iwl_sta_modify_flag, selects what to change
0293  * @reserved3: reserved
0294  * @station_flags: look at &enum iwl_sta_flags
0295  * @station_flags_msk: what of %station_flags have changed,
0296  *  also &enum iwl_sta_flags
0297  * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
0298  *  Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
0299  *  add_immediate_ba_ssn.
0300  * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
0301  *  Set %STA_MODIFY_REMOVE_BA_TID to use this field
0302  * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
0303  *  add_immediate_ba_tid.
0304  * @sleep_tx_count: number of packets to transmit to station even though it is
0305  *  asleep. Used to synchronise PS-poll and u-APSD responses while ucode
0306  *  keeps track of STA sleep state.
0307  * @station_type: type of this station. See &enum iwl_sta_type.
0308  * @sleep_state_flags: Look at &enum iwl_sta_sleep_flag.
0309  * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
0310  *  mac-addr.
0311  * @beamform_flags: beam forming controls
0312  * @tfd_queue_msk: tfd queues used by this station.
0313  *  Obselete for new TX API (9 and above).
0314  * @rx_ba_window: aggregation window size
0315  * @sp_length: the size of the SP in actual number of frames
0316  * @uapsd_acs:  4 LS bits are trigger enabled ACs, 4 MS bits are the deliver
0317  *  enabled ACs.
0318  *
0319  * The device contains an internal table of per-station information, with info
0320  * on security keys, aggregation parameters, and Tx rates for initial Tx
0321  * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
0322  *
0323  * ADD_STA sets up the table entry for one station, either creating a new
0324  * entry, or modifying a pre-existing one.
0325  */
0326 struct iwl_mvm_add_sta_cmd {
0327     u8 add_modify;
0328     u8 awake_acs;
0329     __le16 tid_disable_tx;
0330     __le32 mac_id_n_color;  /* can be used for lmac id when using cmd v12 */
0331     u8 addr[ETH_ALEN];  /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
0332     __le16 reserved2;
0333     u8 sta_id;
0334     u8 modify_mask;
0335     __le16 reserved3;
0336     __le32 station_flags;
0337     __le32 station_flags_msk;
0338     u8 add_immediate_ba_tid;
0339     u8 remove_immediate_ba_tid;
0340     __le16 add_immediate_ba_ssn;
0341     __le16 sleep_tx_count;
0342     u8 sleep_state_flags;
0343     u8 station_type;
0344     __le16 assoc_id;
0345     __le16 beamform_flags;
0346     __le32 tfd_queue_msk;
0347     __le16 rx_ba_window;
0348     u8 sp_length;
0349     u8 uapsd_acs;
0350 } __packed; /* ADD_STA_CMD_API_S_VER_10 */
0351 
0352 /**
0353  * struct iwl_mvm_add_sta_key_common - add/modify sta key common part
0354  * ( REPLY_ADD_STA_KEY = 0x17 )
0355  * @sta_id: index of station in uCode's station table
0356  * @key_offset: key offset in key storage
0357  * @key_flags: type &enum iwl_sta_key_flag
0358  * @key: key material data
0359  * @rx_secur_seq_cnt: RX security sequence counter for the key
0360  */
0361 struct iwl_mvm_add_sta_key_common {
0362     u8 sta_id;
0363     u8 key_offset;
0364     __le16 key_flags;
0365     u8 key[32];
0366     u8 rx_secur_seq_cnt[16];
0367 } __packed;
0368 
0369 /**
0370  * struct iwl_mvm_add_sta_key_cmd_v1 - add/modify sta key
0371  * @common: see &struct iwl_mvm_add_sta_key_common
0372  * @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
0373  * @reserved: reserved
0374  * @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
0375  */
0376 struct iwl_mvm_add_sta_key_cmd_v1 {
0377     struct iwl_mvm_add_sta_key_common common;
0378     u8 tkip_rx_tsc_byte2;
0379     u8 reserved;
0380     __le16 tkip_rx_ttak[5];
0381 } __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_1 */
0382 
0383 /**
0384  * struct iwl_mvm_add_sta_key_cmd - add/modify sta key
0385  * @common: see &struct iwl_mvm_add_sta_key_common
0386  * @rx_mic_key: TKIP RX unicast or multicast key
0387  * @tx_mic_key: TKIP TX key
0388  * @transmit_seq_cnt: TSC, transmit packet number
0389  *
0390  * Note: This is used for both v2 and v3, the difference being
0391  * in the way the common.rx_secur_seq_cnt is used, in v2 that's
0392  * the strange hole format, in v3 it's just a u64.
0393  */
0394 struct iwl_mvm_add_sta_key_cmd {
0395     struct iwl_mvm_add_sta_key_common common;
0396     __le64 rx_mic_key;
0397     __le64 tx_mic_key;
0398     __le64 transmit_seq_cnt;
0399 } __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_2, ADD_MODIFY_STA_KEY_API_S_VER_3 */
0400 
0401 /**
0402  * enum iwl_mvm_add_sta_rsp_status - status in the response to ADD_STA command
0403  * @ADD_STA_SUCCESS: operation was executed successfully
0404  * @ADD_STA_STATIONS_OVERLOAD: no room left in the fw's station table
0405  * @ADD_STA_IMMEDIATE_BA_FAILURE: can't add Rx block ack session
0406  * @ADD_STA_MODIFY_NON_EXISTING_STA: driver requested to modify a station that
0407  *  doesn't exist.
0408  */
0409 enum iwl_mvm_add_sta_rsp_status {
0410     ADD_STA_SUCCESS         = 0x1,
0411     ADD_STA_STATIONS_OVERLOAD   = 0x2,
0412     ADD_STA_IMMEDIATE_BA_FAILURE    = 0x4,
0413     ADD_STA_MODIFY_NON_EXISTING_STA = 0x8,
0414 };
0415 
0416 /**
0417  * struct iwl_mvm_rm_sta_cmd - Add / modify a station in the fw's station table
0418  * ( REMOVE_STA = 0x19 )
0419  * @sta_id: the station id of the station to be removed
0420  * @reserved: reserved
0421  */
0422 struct iwl_mvm_rm_sta_cmd {
0423     u8 sta_id;
0424     u8 reserved[3];
0425 } __packed; /* REMOVE_STA_CMD_API_S_VER_2 */
0426 
0427 /**
0428  * struct iwl_mvm_mgmt_mcast_key_cmd_v1
0429  * ( MGMT_MCAST_KEY = 0x1f )
0430  * @ctrl_flags: &enum iwl_sta_key_flag
0431  * @igtk: IGTK key material
0432  * @k1: unused
0433  * @k2: unused
0434  * @sta_id: station ID that support IGTK
0435  * @key_id: key ID
0436  * @receive_seq_cnt: initial RSC/PN needed for replay check
0437  */
0438 struct iwl_mvm_mgmt_mcast_key_cmd_v1 {
0439     __le32 ctrl_flags;
0440     u8 igtk[16];
0441     u8 k1[16];
0442     u8 k2[16];
0443     __le32 key_id;
0444     __le32 sta_id;
0445     __le64 receive_seq_cnt;
0446 } __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_1 */
0447 
0448 /**
0449  * struct iwl_mvm_mgmt_mcast_key_cmd
0450  * ( MGMT_MCAST_KEY = 0x1f )
0451  * @ctrl_flags: &enum iwl_sta_key_flag
0452  * @igtk: IGTK master key
0453  * @sta_id: station ID that support IGTK
0454  * @key_id: key ID
0455  * @receive_seq_cnt: initial RSC/PN needed for replay check
0456  */
0457 struct iwl_mvm_mgmt_mcast_key_cmd {
0458     __le32 ctrl_flags;
0459     u8 igtk[32];
0460     __le32 key_id;
0461     __le32 sta_id;
0462     __le64 receive_seq_cnt;
0463 } __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_2 */
0464 
0465 struct iwl_mvm_wep_key {
0466     u8 key_index;
0467     u8 key_offset;
0468     __le16 reserved1;
0469     u8 key_size;
0470     u8 reserved2[3];
0471     u8 key[16];
0472 } __packed;
0473 
0474 struct iwl_mvm_wep_key_cmd {
0475     __le32 mac_id_n_color;
0476     u8 num_keys;
0477     u8 decryption_type;
0478     u8 flags;
0479     u8 reserved;
0480     struct iwl_mvm_wep_key wep_key[];
0481 } __packed; /* SEC_CURR_WEP_KEY_CMD_API_S_VER_2 */
0482 
0483 /**
0484  * struct iwl_mvm_eosp_notification - EOSP notification from firmware
0485  * @remain_frame_count: # of frames remaining, non-zero if SP was cut
0486  *  short by GO absence
0487  * @sta_id: station ID
0488  */
0489 struct iwl_mvm_eosp_notification {
0490     __le32 remain_frame_count;
0491     __le32 sta_id;
0492 } __packed; /* UAPSD_EOSP_NTFY_API_S_VER_1 */
0493 
0494 #endif /* __iwl_fw_api_sta_h__ */