The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/iwlwifi/fw/api/sta.h

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    1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
    2 /*
    3  * Copyright (C) 2012-2014, 2018-2021 Intel Corporation
    4  * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
    5  * Copyright (C) 2016-2017 Intel Deutschland GmbH
    6  */
    7 #ifndef __iwl_fw_api_sta_h__
    8 #define __iwl_fw_api_sta_h__
    9 
   10 /**
   11  * enum iwl_sta_flags - flags for the ADD_STA host command
   12  * @STA_FLG_REDUCED_TX_PWR_CTRL: reduced TX power (control frames)
   13  * @STA_FLG_REDUCED_TX_PWR_DATA: reduced TX power (data frames)
   14  * @STA_FLG_DISABLE_TX: set if TX should be disabled
   15  * @STA_FLG_PS: set if STA is in Power Save
   16  * @STA_FLG_DRAIN_FLOW: drain flow
   17  * @STA_FLG_PAN: STA is for PAN interface
   18  * @STA_FLG_CLASS_AUTH: station is authenticated
   19  * @STA_FLG_CLASS_ASSOC: station is associated
   20  * @STA_FLG_RTS_MIMO_PROT: station requires RTS MIMO protection (dynamic SMPS)
   21  * @STA_FLG_MAX_AGG_SIZE_MSK: maximal size for A-MPDU (mask)
   22  * @STA_FLG_MAX_AGG_SIZE_SHIFT: maximal size for A-MPDU (bit shift)
   23  * @STA_FLG_MAX_AGG_SIZE_8K: maximal size for A-MPDU (8k supported)
   24  * @STA_FLG_MAX_AGG_SIZE_16K: maximal size for A-MPDU (16k supported)
   25  * @STA_FLG_MAX_AGG_SIZE_32K: maximal size for A-MPDU (32k supported)
   26  * @STA_FLG_MAX_AGG_SIZE_64K: maximal size for A-MPDU (64k supported)
   27  * @STA_FLG_MAX_AGG_SIZE_128K: maximal size for A-MPDU (128k supported)
   28  * @STA_FLG_MAX_AGG_SIZE_256K: maximal size for A-MPDU (256k supported)
   29  * @STA_FLG_MAX_AGG_SIZE_512K: maximal size for A-MPDU (512k supported)
   30  * @STA_FLG_MAX_AGG_SIZE_1024K: maximal size for A-MPDU (1024k supported)
   31  * @STA_FLG_MAX_AGG_SIZE_2M: maximal size for A-MPDU (2M supported)
   32  * @STA_FLG_MAX_AGG_SIZE_4M: maximal size for A-MPDU (4M supported)
   33  * @STA_FLG_AGG_MPDU_DENS_MSK: maximal MPDU density for Tx aggregation
   34  * @STA_FLG_FAT_EN_MSK: support for channel width (for Tx). This flag is
   35  *      initialised by driver and can be updated by fw upon reception of
   36  *      action frames that can change the channel width. When cleared the fw
   37  *      will send all the frames in 20MHz even when FAT channel is requested.
   38  * @STA_FLG_FAT_EN_20MHZ: no wide channels are supported, only 20 MHz
   39  * @STA_FLG_FAT_EN_40MHZ: wide channels up to 40 MHz supported
   40  * @STA_FLG_FAT_EN_80MHZ: wide channels up to 80 MHz supported
   41  * @STA_FLG_FAT_EN_160MHZ: wide channels up to 160 MHz supported
   42  * @STA_FLG_MIMO_EN_MSK: support for MIMO. This flag is initialised by the
   43  *      driver and can be updated by fw upon reception of action frames.
   44  * @STA_FLG_MIMO_EN_SISO: no support for MIMO
   45  * @STA_FLG_MIMO_EN_MIMO2: 2 streams supported
   46  * @STA_FLG_MIMO_EN_MIMO3: 3 streams supported
   47  * @STA_FLG_AGG_MPDU_DENS_MSK: A-MPDU density (mask)
   48  * @STA_FLG_AGG_MPDU_DENS_SHIFT: A-MPDU density (bit shift)
   49  * @STA_FLG_AGG_MPDU_DENS_2US: A-MPDU density (2 usec gap)
   50  * @STA_FLG_AGG_MPDU_DENS_4US: A-MPDU density (4 usec gap)
   51  * @STA_FLG_AGG_MPDU_DENS_8US: A-MPDU density (8 usec gap)
   52  * @STA_FLG_AGG_MPDU_DENS_16US: A-MPDU density (16 usec gap)
   53  */
   54 enum iwl_sta_flags {
   55         STA_FLG_REDUCED_TX_PWR_CTRL     = BIT(3),
   56         STA_FLG_REDUCED_TX_PWR_DATA     = BIT(6),
   57 
   58         STA_FLG_DISABLE_TX              = BIT(4),
   59 
   60         STA_FLG_PS                      = BIT(8),
   61         STA_FLG_DRAIN_FLOW              = BIT(12),
   62         STA_FLG_PAN                     = BIT(13),
   63         STA_FLG_CLASS_AUTH              = BIT(14),
   64         STA_FLG_CLASS_ASSOC             = BIT(15),
   65         STA_FLG_RTS_MIMO_PROT           = BIT(17),
   66 
   67         STA_FLG_MAX_AGG_SIZE_SHIFT      = 19,
   68         STA_FLG_MAX_AGG_SIZE_8K         = (0 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   69         STA_FLG_MAX_AGG_SIZE_16K        = (1 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   70         STA_FLG_MAX_AGG_SIZE_32K        = (2 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   71         STA_FLG_MAX_AGG_SIZE_64K        = (3 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   72         STA_FLG_MAX_AGG_SIZE_128K       = (4 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   73         STA_FLG_MAX_AGG_SIZE_256K       = (5 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   74         STA_FLG_MAX_AGG_SIZE_512K       = (6 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   75         STA_FLG_MAX_AGG_SIZE_1024K      = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   76         STA_FLG_MAX_AGG_SIZE_2M         = (8 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   77         STA_FLG_MAX_AGG_SIZE_4M         = (9 << STA_FLG_MAX_AGG_SIZE_SHIFT),
   78         STA_FLG_MAX_AGG_SIZE_MSK        = (0xf << STA_FLG_MAX_AGG_SIZE_SHIFT),
   79 
   80         STA_FLG_AGG_MPDU_DENS_SHIFT     = 23,
   81         STA_FLG_AGG_MPDU_DENS_2US       = (4 << STA_FLG_AGG_MPDU_DENS_SHIFT),
   82         STA_FLG_AGG_MPDU_DENS_4US       = (5 << STA_FLG_AGG_MPDU_DENS_SHIFT),
   83         STA_FLG_AGG_MPDU_DENS_8US       = (6 << STA_FLG_AGG_MPDU_DENS_SHIFT),
   84         STA_FLG_AGG_MPDU_DENS_16US      = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
   85         STA_FLG_AGG_MPDU_DENS_MSK       = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
   86 
   87         STA_FLG_FAT_EN_20MHZ            = (0 << 26),
   88         STA_FLG_FAT_EN_40MHZ            = (1 << 26),
   89         STA_FLG_FAT_EN_80MHZ            = (2 << 26),
   90         STA_FLG_FAT_EN_160MHZ           = (3 << 26),
   91         STA_FLG_FAT_EN_MSK              = (3 << 26),
   92 
   93         STA_FLG_MIMO_EN_SISO            = (0 << 28),
   94         STA_FLG_MIMO_EN_MIMO2           = (1 << 28),
   95         STA_FLG_MIMO_EN_MIMO3           = (2 << 28),
   96         STA_FLG_MIMO_EN_MSK             = (3 << 28),
   97 };
   98 
   99 /**
  100  * enum iwl_sta_key_flag - key flags for the ADD_STA host command
  101  * @STA_KEY_FLG_NO_ENC: no encryption
  102  * @STA_KEY_FLG_WEP: WEP encryption algorithm
  103  * @STA_KEY_FLG_CCM: CCMP encryption algorithm
  104  * @STA_KEY_FLG_TKIP: TKIP encryption algorithm
  105  * @STA_KEY_FLG_EXT: extended cipher algorithm (depends on the FW support)
  106  * @STA_KEY_FLG_GCMP: GCMP encryption algorithm
  107  * @STA_KEY_FLG_CMAC: CMAC encryption algorithm
  108  * @STA_KEY_FLG_ENC_UNKNOWN: unknown encryption algorithm
  109  * @STA_KEY_FLG_EN_MSK: mask for encryption algorithmi value
  110  * @STA_KEY_FLG_WEP_KEY_MAP: wep is either a group key (0 - legacy WEP) or from
  111  *      station info array (1 - n 1X mode)
  112  * @STA_KEY_FLG_KEYID_MSK: the index of the key
  113  * @STA_KEY_FLG_KEYID_POS: key index bit position
  114  * @STA_KEY_NOT_VALID: key is invalid
  115  * @STA_KEY_FLG_WEP_13BYTES: set for 13 bytes WEP key
  116  * @STA_KEY_FLG_KEY_32BYTES: for non-wep key set for 32 bytes key
  117  * @STA_KEY_MULTICAST: set for multical key
  118  * @STA_KEY_MFP: key is used for Management Frame Protection
  119  */
  120 enum iwl_sta_key_flag {
  121         STA_KEY_FLG_NO_ENC              = (0 << 0),
  122         STA_KEY_FLG_WEP                 = (1 << 0),
  123         STA_KEY_FLG_CCM                 = (2 << 0),
  124         STA_KEY_FLG_TKIP                = (3 << 0),
  125         STA_KEY_FLG_EXT                 = (4 << 0),
  126         STA_KEY_FLG_GCMP                = (5 << 0),
  127         STA_KEY_FLG_CMAC                = (6 << 0),
  128         STA_KEY_FLG_ENC_UNKNOWN         = (7 << 0),
  129         STA_KEY_FLG_EN_MSK              = (7 << 0),
  130 
  131         STA_KEY_FLG_WEP_KEY_MAP         = BIT(3),
  132         STA_KEY_FLG_KEYID_POS            = 8,
  133         STA_KEY_FLG_KEYID_MSK           = (3 << STA_KEY_FLG_KEYID_POS),
  134         STA_KEY_NOT_VALID               = BIT(11),
  135         STA_KEY_FLG_WEP_13BYTES         = BIT(12),
  136         STA_KEY_FLG_KEY_32BYTES         = BIT(12),
  137         STA_KEY_MULTICAST               = BIT(14),
  138         STA_KEY_MFP                     = BIT(15),
  139 };
  140 
  141 /**
  142  * enum iwl_sta_modify_flag - indicate to the fw what flag are being changed
  143  * @STA_MODIFY_QUEUE_REMOVAL: this command removes a queue
  144  * @STA_MODIFY_TID_DISABLE_TX: this command modifies %tid_disable_tx
  145  * @STA_MODIFY_UAPSD_ACS: this command modifies %uapsd_acs
  146  * @STA_MODIFY_ADD_BA_TID: this command modifies %add_immediate_ba_tid
  147  * @STA_MODIFY_REMOVE_BA_TID: this command modifies %remove_immediate_ba_tid
  148  * @STA_MODIFY_SLEEPING_STA_TX_COUNT: this command modifies %sleep_tx_count
  149  * @STA_MODIFY_PROT_TH: modify RTS threshold
  150  * @STA_MODIFY_QUEUES: modify the queues used by this station
  151  */
  152 enum iwl_sta_modify_flag {
  153         STA_MODIFY_QUEUE_REMOVAL                = BIT(0),
  154         STA_MODIFY_TID_DISABLE_TX               = BIT(1),
  155         STA_MODIFY_UAPSD_ACS                    = BIT(2),
  156         STA_MODIFY_ADD_BA_TID                   = BIT(3),
  157         STA_MODIFY_REMOVE_BA_TID                = BIT(4),
  158         STA_MODIFY_SLEEPING_STA_TX_COUNT        = BIT(5),
  159         STA_MODIFY_PROT_TH                      = BIT(6),
  160         STA_MODIFY_QUEUES                       = BIT(7),
  161 };
  162 
  163 /**
  164  * enum iwl_sta_mode - station command mode
  165  * @STA_MODE_ADD: add new station
  166  * @STA_MODE_MODIFY: modify the station
  167  */
  168 enum iwl_sta_mode {
  169         STA_MODE_ADD    = 0,
  170         STA_MODE_MODIFY = 1,
  171 };
  172 
  173 /**
  174  * enum iwl_sta_sleep_flag - type of sleep of the station
  175  * @STA_SLEEP_STATE_AWAKE: station is awake
  176  * @STA_SLEEP_STATE_PS_POLL: station is PS-polling
  177  * @STA_SLEEP_STATE_UAPSD: station uses U-APSD
  178  * @STA_SLEEP_STATE_MOREDATA: set more-data bit on
  179  *      (last) released frame
  180  */
  181 enum iwl_sta_sleep_flag {
  182         STA_SLEEP_STATE_AWAKE           = 0,
  183         STA_SLEEP_STATE_PS_POLL         = BIT(0),
  184         STA_SLEEP_STATE_UAPSD           = BIT(1),
  185         STA_SLEEP_STATE_MOREDATA        = BIT(2),
  186 };
  187 
  188 #define STA_KEY_MAX_NUM (16)
  189 #define STA_KEY_IDX_INVALID (0xff)
  190 #define STA_KEY_MAX_DATA_KEY_NUM (4)
  191 #define IWL_MAX_GLOBAL_KEYS (4)
  192 #define STA_KEY_LEN_WEP40 (5)
  193 #define STA_KEY_LEN_WEP104 (13)
  194 
  195 #define IWL_ADD_STA_STATUS_MASK         0xFF
  196 #define IWL_ADD_STA_BAID_VALID_MASK     0x8000
  197 #define IWL_ADD_STA_BAID_MASK           0x7F00
  198 #define IWL_ADD_STA_BAID_SHIFT          8
  199 
  200 /**
  201  * struct iwl_mvm_add_sta_cmd_v7 - Add/modify a station in the fw's sta table.
  202  * ( REPLY_ADD_STA = 0x18 )
  203  * @add_modify: see &enum iwl_sta_mode
  204  * @awake_acs: ACs to transmit data on while station is sleeping (for U-APSD)
  205  * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
  206  *      AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
  207  * @mac_id_n_color: the Mac context this station belongs to,
  208  *      see &enum iwl_ctxt_id_and_color
  209  * @addr: station's MAC address
  210  * @reserved2: reserved
  211  * @sta_id: index of station in uCode's station table
  212  * @modify_mask: from &enum iwl_sta_modify_flag, selects what to change
  213  * @reserved3: reserved
  214  * @station_flags: look at &enum iwl_sta_flags
  215  * @station_flags_msk: what of %station_flags have changed,
  216  *      also &enum iwl_sta_flags
  217  * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
  218  *      Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
  219  *      add_immediate_ba_ssn.
  220  * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
  221  *      Set %STA_MODIFY_REMOVE_BA_TID to use this field
  222  * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
  223  *      add_immediate_ba_tid.
  224  * @sleep_tx_count: number of packets to transmit to station even though it is
  225  *      asleep. Used to synchronise PS-poll and u-APSD responses while ucode
  226  *      keeps track of STA sleep state.
  227  * @sleep_state_flags: Look at &enum iwl_sta_sleep_flag.
  228  * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
  229  *      mac-addr.
  230  * @beamform_flags: beam forming controls
  231  * @tfd_queue_msk: tfd queues used by this station
  232  *
  233  * The device contains an internal table of per-station information, with info
  234  * on security keys, aggregation parameters, and Tx rates for initial Tx
  235  * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
  236  *
  237  * ADD_STA sets up the table entry for one station, either creating a new
  238  * entry, or modifying a pre-existing one.
  239  */
  240 struct iwl_mvm_add_sta_cmd_v7 {
  241         u8 add_modify;
  242         u8 awake_acs;
  243         __le16 tid_disable_tx;
  244         __le32 mac_id_n_color;
  245         u8 addr[ETH_ALEN];      /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
  246         __le16 reserved2;
  247         u8 sta_id;
  248         u8 modify_mask;
  249         __le16 reserved3;
  250         __le32 station_flags;
  251         __le32 station_flags_msk;
  252         u8 add_immediate_ba_tid;
  253         u8 remove_immediate_ba_tid;
  254         __le16 add_immediate_ba_ssn;
  255         __le16 sleep_tx_count;
  256         __le16 sleep_state_flags;
  257         __le16 assoc_id;
  258         __le16 beamform_flags;
  259         __le32 tfd_queue_msk;
  260 } __packed; /* ADD_STA_CMD_API_S_VER_7 */
  261 
  262 /**
  263  * enum iwl_sta_type - FW station types
  264  * ( REPLY_ADD_STA = 0x18 )
  265  * @IWL_STA_LINK: Link station - normal RX and TX traffic.
  266  * @IWL_STA_GENERAL_PURPOSE: General purpose. In AP mode used for beacons
  267  *      and probe responses.
  268  * @IWL_STA_MULTICAST: multicast traffic,
  269  * @IWL_STA_TDLS_LINK: TDLS link station
  270  * @IWL_STA_AUX_ACTIVITY: auxilary station (scan, ROC and so on).
  271  */
  272 enum iwl_sta_type {
  273         IWL_STA_LINK,
  274         IWL_STA_GENERAL_PURPOSE,
  275         IWL_STA_MULTICAST,
  276         IWL_STA_TDLS_LINK,
  277         IWL_STA_AUX_ACTIVITY,
  278 };
  279 
  280 /**
  281  * struct iwl_mvm_add_sta_cmd - Add/modify a station in the fw's sta table.
  282  * ( REPLY_ADD_STA = 0x18 )
  283  * @add_modify: see &enum iwl_sta_mode
  284  * @awake_acs: ACs to transmit data on while station is sleeping (for U-APSD)
  285  * @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
  286  *      AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
  287  * @mac_id_n_color: the Mac context this station belongs to,
  288  *      see &enum iwl_ctxt_id_and_color
  289  * @addr: station's MAC address
  290  * @reserved2: reserved
  291  * @sta_id: index of station in uCode's station table
  292  * @modify_mask: from &enum iwl_sta_modify_flag, selects what to change
  293  * @reserved3: reserved
  294  * @station_flags: look at &enum iwl_sta_flags
  295  * @station_flags_msk: what of %station_flags have changed,
  296  *      also &enum iwl_sta_flags
  297  * @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
  298  *      Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
  299  *      add_immediate_ba_ssn.
  300  * @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
  301  *      Set %STA_MODIFY_REMOVE_BA_TID to use this field
  302  * @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
  303  *      add_immediate_ba_tid.
  304  * @sleep_tx_count: number of packets to transmit to station even though it is
  305  *      asleep. Used to synchronise PS-poll and u-APSD responses while ucode
  306  *      keeps track of STA sleep state.
  307  * @station_type: type of this station. See &enum iwl_sta_type.
  308  * @sleep_state_flags: Look at &enum iwl_sta_sleep_flag.
  309  * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
  310  *      mac-addr.
  311  * @beamform_flags: beam forming controls
  312  * @tfd_queue_msk: tfd queues used by this station.
  313  *      Obselete for new TX API (9 and above).
  314  * @rx_ba_window: aggregation window size
  315  * @sp_length: the size of the SP in actual number of frames
  316  * @uapsd_acs:  4 LS bits are trigger enabled ACs, 4 MS bits are the deliver
  317  *      enabled ACs.
  318  *
  319  * The device contains an internal table of per-station information, with info
  320  * on security keys, aggregation parameters, and Tx rates for initial Tx
  321  * attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
  322  *
  323  * ADD_STA sets up the table entry for one station, either creating a new
  324  * entry, or modifying a pre-existing one.
  325  */
  326 struct iwl_mvm_add_sta_cmd {
  327         u8 add_modify;
  328         u8 awake_acs;
  329         __le16 tid_disable_tx;
  330         __le32 mac_id_n_color;  /* can be used for lmac id when using cmd v12 */
  331         u8 addr[ETH_ALEN];      /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
  332         __le16 reserved2;
  333         u8 sta_id;
  334         u8 modify_mask;
  335         __le16 reserved3;
  336         __le32 station_flags;
  337         __le32 station_flags_msk;
  338         u8 add_immediate_ba_tid;
  339         u8 remove_immediate_ba_tid;
  340         __le16 add_immediate_ba_ssn;
  341         __le16 sleep_tx_count;
  342         u8 sleep_state_flags;
  343         u8 station_type;
  344         __le16 assoc_id;
  345         __le16 beamform_flags;
  346         __le32 tfd_queue_msk;
  347         __le16 rx_ba_window;
  348         u8 sp_length;
  349         u8 uapsd_acs;
  350 } __packed; /* ADD_STA_CMD_API_S_VER_10 */
  351 
  352 /**
  353  * struct iwl_mvm_add_sta_key_common - add/modify sta key common part
  354  * ( REPLY_ADD_STA_KEY = 0x17 )
  355  * @sta_id: index of station in uCode's station table
  356  * @key_offset: key offset in key storage
  357  * @key_flags: type &enum iwl_sta_key_flag
  358  * @key: key material data
  359  * @rx_secur_seq_cnt: RX security sequence counter for the key
  360  */
  361 struct iwl_mvm_add_sta_key_common {
  362         u8 sta_id;
  363         u8 key_offset;
  364         __le16 key_flags;
  365         u8 key[32];
  366         u8 rx_secur_seq_cnt[16];
  367 } __packed;
  368 
  369 /**
  370  * struct iwl_mvm_add_sta_key_cmd_v1 - add/modify sta key
  371  * @common: see &struct iwl_mvm_add_sta_key_common
  372  * @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
  373  * @reserved: reserved
  374  * @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
  375  */
  376 struct iwl_mvm_add_sta_key_cmd_v1 {
  377         struct iwl_mvm_add_sta_key_common common;
  378         u8 tkip_rx_tsc_byte2;
  379         u8 reserved;
  380         __le16 tkip_rx_ttak[5];
  381 } __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_1 */
  382 
  383 /**
  384  * struct iwl_mvm_add_sta_key_cmd - add/modify sta key
  385  * @common: see &struct iwl_mvm_add_sta_key_common
  386  * @rx_mic_key: TKIP RX unicast or multicast key
  387  * @tx_mic_key: TKIP TX key
  388  * @transmit_seq_cnt: TSC, transmit packet number
  389  *
  390  * Note: This is used for both v2 and v3, the difference being
  391  * in the way the common.rx_secur_seq_cnt is used, in v2 that's
  392  * the strange hole format, in v3 it's just a u64.
  393  */
  394 struct iwl_mvm_add_sta_key_cmd {
  395         struct iwl_mvm_add_sta_key_common common;
  396         __le64 rx_mic_key;
  397         __le64 tx_mic_key;
  398         __le64 transmit_seq_cnt;
  399 } __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_2, ADD_MODIFY_STA_KEY_API_S_VER_3 */
  400 
  401 /**
  402  * enum iwl_mvm_add_sta_rsp_status - status in the response to ADD_STA command
  403  * @ADD_STA_SUCCESS: operation was executed successfully
  404  * @ADD_STA_STATIONS_OVERLOAD: no room left in the fw's station table
  405  * @ADD_STA_IMMEDIATE_BA_FAILURE: can't add Rx block ack session
  406  * @ADD_STA_MODIFY_NON_EXISTING_STA: driver requested to modify a station that
  407  *      doesn't exist.
  408  */
  409 enum iwl_mvm_add_sta_rsp_status {
  410         ADD_STA_SUCCESS                 = 0x1,
  411         ADD_STA_STATIONS_OVERLOAD       = 0x2,
  412         ADD_STA_IMMEDIATE_BA_FAILURE    = 0x4,
  413         ADD_STA_MODIFY_NON_EXISTING_STA = 0x8,
  414 };
  415 
  416 /**
  417  * struct iwl_mvm_rm_sta_cmd - Add / modify a station in the fw's station table
  418  * ( REMOVE_STA = 0x19 )
  419  * @sta_id: the station id of the station to be removed
  420  * @reserved: reserved
  421  */
  422 struct iwl_mvm_rm_sta_cmd {
  423         u8 sta_id;
  424         u8 reserved[3];
  425 } __packed; /* REMOVE_STA_CMD_API_S_VER_2 */
  426 
  427 /**
  428  * struct iwl_mvm_mgmt_mcast_key_cmd_v1
  429  * ( MGMT_MCAST_KEY = 0x1f )
  430  * @ctrl_flags: &enum iwl_sta_key_flag
  431  * @igtk: IGTK key material
  432  * @k1: unused
  433  * @k2: unused
  434  * @sta_id: station ID that support IGTK
  435  * @key_id: key ID
  436  * @receive_seq_cnt: initial RSC/PN needed for replay check
  437  */
  438 struct iwl_mvm_mgmt_mcast_key_cmd_v1 {
  439         __le32 ctrl_flags;
  440         u8 igtk[16];
  441         u8 k1[16];
  442         u8 k2[16];
  443         __le32 key_id;
  444         __le32 sta_id;
  445         __le64 receive_seq_cnt;
  446 } __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_1 */
  447 
  448 /**
  449  * struct iwl_mvm_mgmt_mcast_key_cmd
  450  * ( MGMT_MCAST_KEY = 0x1f )
  451  * @ctrl_flags: &enum iwl_sta_key_flag
  452  * @igtk: IGTK master key
  453  * @sta_id: station ID that support IGTK
  454  * @key_id: key ID
  455  * @receive_seq_cnt: initial RSC/PN needed for replay check
  456  */
  457 struct iwl_mvm_mgmt_mcast_key_cmd {
  458         __le32 ctrl_flags;
  459         u8 igtk[32];
  460         __le32 key_id;
  461         __le32 sta_id;
  462         __le64 receive_seq_cnt;
  463 } __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_2 */
  464 
  465 struct iwl_mvm_wep_key {
  466         u8 key_index;
  467         u8 key_offset;
  468         __le16 reserved1;
  469         u8 key_size;
  470         u8 reserved2[3];
  471         u8 key[16];
  472 } __packed;
  473 
  474 struct iwl_mvm_wep_key_cmd {
  475         __le32 mac_id_n_color;
  476         u8 num_keys;
  477         u8 decryption_type;
  478         u8 flags;
  479         u8 reserved;
  480         struct iwl_mvm_wep_key wep_key[0];
  481 } __packed; /* SEC_CURR_WEP_KEY_CMD_API_S_VER_2 */
  482 
  483 /**
  484  * struct iwl_mvm_eosp_notification - EOSP notification from firmware
  485  * @remain_frame_count: # of frames remaining, non-zero if SP was cut
  486  *      short by GO absence
  487  * @sta_id: station ID
  488  */
  489 struct iwl_mvm_eosp_notification {
  490         __le32 remain_frame_count;
  491         __le32 sta_id;
  492 } __packed; /* UAPSD_EOSP_NTFY_API_S_VER_1 */
  493 
  494 #endif /* __iwl_fw_api_sta_h__ */

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