// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2012-2015, 2018-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #include <net/mac80211.h> #include "mvm.h" #include "sta.h" #include "rs.h" /* * New version of ADD_STA_sta command added new fields at the end of the * structure, so sending the size of the relevant API's structure is enough to * support both API versions. */ static inline int iwl_mvm_add_sta_cmd_size(struct iwl_mvm *mvm) { … } int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm, enum nl80211_iftype iftype) { … } /* Calculate the ampdu density and max size */ u32 iwl_mvm_get_sta_ampdu_dens(struct ieee80211_link_sta *link_sta, struct ieee80211_bss_conf *link_conf, u32 *_agg_size) { … } u8 iwl_mvm_get_sta_uapsd_acs(struct ieee80211_sta *sta) { … } /* send station add/update command to firmware */ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool update, unsigned int flags) { … } static void iwl_mvm_rx_agg_session_expired(struct timer_list *t) { … } /* Disable aggregations for a bitmap of TIDs for a given station */ static int iwl_mvm_invalidate_sta_queue(struct iwl_mvm *mvm, int queue, unsigned long disable_agg_tids, bool remove_queue) { … } static int iwl_mvm_disable_txq(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int sta_id, u16 *queueptr, u8 tid) { … } static int iwl_mvm_get_queue_agg_tids(struct iwl_mvm *mvm, int queue) { … } /* * Remove a queue from a station's resources. * Note that this only marks as free. It DOESN'T delete a BA agreement, and * doesn't disable the queue */ static int iwl_mvm_remove_sta_queue_marking(struct iwl_mvm *mvm, int queue) { … } static int iwl_mvm_free_inactive_queue(struct iwl_mvm *mvm, int queue, struct ieee80211_sta *old_sta, u8 new_sta_id) { … } static int iwl_mvm_get_shared_queue(struct iwl_mvm *mvm, unsigned long tfd_queue_mask, u8 ac) { … } /* Re-configure the SCD for a queue that has already been configured */ static int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, int tid, int frame_limit, u16 ssn) { … } /* * If a given queue has a higher AC than the TID stream that is being compared * to, the queue needs to be redirected to the lower AC. This function does that * in such a case, otherwise - if no redirection required - it does nothing, * unless the %force param is true. */ static int iwl_mvm_redirect_queue(struct iwl_mvm *mvm, int queue, int tid, int ac, int ssn, unsigned int wdg_timeout, bool force, struct iwl_mvm_txq *txq) { … } static int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq) { … } static int iwl_mvm_get_queue_size(struct ieee80211_sta *sta) { … } int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm, struct ieee80211_sta *sta, u8 sta_id, u8 tid, unsigned int timeout) { … } static int iwl_mvm_sta_alloc_queue_tvqm(struct iwl_mvm *mvm, struct ieee80211_sta *sta, u8 ac, int tid) { … } static bool iwl_mvm_update_txq_mapping(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int queue, u8 sta_id, u8 tid) { … } static bool iwl_mvm_enable_txq(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int queue, u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, unsigned int wdg_timeout) { … } static void iwl_mvm_change_queue_tid(struct iwl_mvm *mvm, int queue) { … } static void iwl_mvm_unshare_queue(struct iwl_mvm *mvm, int queue) { … } /* * Remove inactive TIDs of a given queue. * If all queue TIDs are inactive - mark the queue as inactive * If only some the queue TIDs are inactive - unmap them from the queue * * Returns %true if all TIDs were removed and the queue could be reused. */ static bool iwl_mvm_remove_inactive_tids(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, int queue, unsigned long tid_bitmap, unsigned long *unshare_queues, unsigned long *changetid_queues) { … } /* * Check for inactivity - this includes checking if any queue * can be unshared and finding one (and only one) that can be * reused. * This function is also invoked as a sort of clean-up task, * in which case @alloc_for_sta is IWL_MVM_INVALID_STA. * * Returns the queue number, or -ENOSPC. */ static int iwl_mvm_inactivity_check(struct iwl_mvm *mvm, u8 alloc_for_sta) { … } static int iwl_mvm_sta_alloc_queue(struct iwl_mvm *mvm, struct ieee80211_sta *sta, u8 ac, int tid) { … } int iwl_mvm_sta_ensure_queue(struct iwl_mvm *mvm, struct ieee80211_txq *txq) { … } void iwl_mvm_add_new_dqa_stream_wk(struct work_struct *wk) { … } static int iwl_mvm_reserve_sta_stream(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum nl80211_iftype vif_type) { … } /* * In DQA mode, after a HW restart the queues should be allocated as before, in * order to avoid race conditions when there are shared queues. This function * does the re-mapping and queue allocation. * * Note that re-enabling aggregations isn't done in this function. */ void iwl_mvm_realloc_queues_after_restart(struct iwl_mvm *mvm, struct ieee80211_sta *sta) { … } static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta, const u8 *addr, u16 mac_id, u16 color) { … } /* Initialize driver data of a new sta */ int iwl_mvm_sta_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, int sta_id, u8 sta_type) { … } int iwl_mvm_add_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { … } int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool drain) { … } /* * Remove a station from the FW table. Before sending the command to remove * the station validate that the station is indeed known to the driver (sanity * only). */ static int iwl_mvm_rm_sta_common(struct iwl_mvm *mvm, u8 sta_id) { … } static void iwl_mvm_disable_sta_queues(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { … } int iwl_mvm_wait_sta_queues_empty(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvm_sta) { … } /* Execute the common part for both MLD and non-MLD modes. * Returns if we're done with removing the station, either * with error or success */ bool iwl_mvm_sta_del(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_link_sta *link_sta, int *ret) { … } int iwl_mvm_rm_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { … } int iwl_mvm_rm_sta_id(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u8 sta_id) { … } int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta, u32 qmask, enum nl80211_iftype iftype, u8 type) { … } void iwl_mvm_dealloc_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta) { … } static void iwl_mvm_enable_aux_snif_queue(struct iwl_mvm *mvm, u16 queue, u8 sta_id, u8 fifo) { … } static int iwl_mvm_enable_aux_snif_queue_tvqm(struct iwl_mvm *mvm, u8 sta_id) { … } static int iwl_mvm_add_int_sta_with_queue(struct iwl_mvm *mvm, int macidx, int maccolor, u8 *addr, struct iwl_mvm_int_sta *sta, u16 *queue, int fifo) { … } int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm, u32 lmac_id) { … } int iwl_mvm_add_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } int iwl_mvm_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } int iwl_mvm_rm_aux_sta(struct iwl_mvm *mvm) { … } void iwl_mvm_dealloc_snif_sta(struct iwl_mvm *mvm) { … } /* * Send the add station command for the vif's broadcast station. * Assumes that the station was already allocated. * * @mvm: the mvm component * @vif: the interface to which the broadcast station is added * @bsta: the broadcast station to add. */ int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } void iwl_mvm_free_bcast_sta_queues(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } /* Send the FW a request to remove the station from it's internal data * structures, but DO NOT remove the entry from the local data structures. */ int iwl_mvm_send_rm_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } int iwl_mvm_alloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } /* Allocate a new station entry for the broadcast station to the given vif, * and send it to the FW. * Note that each P2P mac should have its own broadcast station. * * @mvm: the mvm component * @vif: the interface to which the broadcast station is added * @bsta: the broadcast station to add. */ int iwl_mvm_add_p2p_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } void iwl_mvm_dealloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } /* * Send the FW a request to remove the station from it's internal data * structures, and in addition remove it from the local data structure. */ int iwl_mvm_rm_p2p_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } /* * Allocate a new station entry for the multicast station to the given vif, * and send it to the FW. * Note that each AP/GO mac should have its own multicast station. * * @mvm: the mvm component * @vif: the interface to which the multicast station is added */ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } static int __iwl_mvm_remove_sta_key(struct iwl_mvm *mvm, u8 sta_id, struct ieee80211_key_conf *keyconf, bool mcast) { … } /* * Send the FW a request to remove the station from it's internal data * structures, and in addition remove it from the local data structure. */ int iwl_mvm_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } static void iwl_mvm_sync_rxq_del_ba(struct iwl_mvm *mvm, u8 baid) { struct iwl_mvm_delba_data notif = { .baid = baid, }; iwl_mvm_sync_rx_queues_internal(mvm, IWL_MVM_RXQ_NOTIF_DEL_BA, true, ¬if, sizeof(notif)); }; static void iwl_mvm_free_reorder(struct iwl_mvm *mvm, struct iwl_mvm_baid_data *data) { … } static void iwl_mvm_init_reorder_buffer(struct iwl_mvm *mvm, struct iwl_mvm_baid_data *data, u16 ssn) { … } static int iwl_mvm_fw_baid_op_sta(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool start, int tid, u16 ssn, u16 buf_size) { … } static int iwl_mvm_fw_baid_op_cmd(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool start, int tid, u16 ssn, u16 buf_size, int baid) { … } static int iwl_mvm_fw_baid_op(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool start, int tid, u16 ssn, u16 buf_size, int baid) { … } int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, u16 ssn, bool start, u16 buf_size, u16 timeout) { … } int iwl_mvm_sta_tx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, u8 queue, bool start) { … } const u8 tid_to_mac80211_ac[] = …; static const u8 tid_to_ucode_ac[] = …; int iwl_mvm_sta_tx_agg_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { … } int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid, u16 buf_size, bool amsdu) { … } static void iwl_mvm_unreserve_agg_queue(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, struct iwl_mvm_tid_data *tid_data) { … } int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid) { … } int iwl_mvm_sta_tx_agg_flush(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid) { … } static int iwl_mvm_set_fw_key_idx(struct iwl_mvm *mvm) { … } static struct iwl_mvm_sta *iwl_mvm_get_key_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { … } static int iwl_mvm_pn_cmp(const u8 *pn1, const u8 *pn2, int len) { … } static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm, u32 sta_id, struct ieee80211_key_conf *key, bool mcast, u32 tkip_iv32, u16 *tkip_p1k, u32 cmd_flags, u8 key_offset, bool mfp) { … } static int iwl_mvm_send_sta_igtk(struct iwl_mvm *mvm, struct ieee80211_key_conf *keyconf, u8 sta_id, bool remove_key) { … } static inline u8 *iwl_mvm_get_mac_addr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { … } static int __iwl_mvm_set_sta_key(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *keyconf, u8 key_offset, bool mcast) { … } int iwl_mvm_set_sta_key(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *keyconf, u8 key_offset) { … } int iwl_mvm_remove_sta_key(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *keyconf) { … } void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_key_conf *keyconf, struct ieee80211_sta *sta, u32 iv32, u16 *phase1key) { … } void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, struct ieee80211_sta *sta) { … } void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum ieee80211_frame_release_type reason, u16 cnt, u16 tids, bool more_data, bool single_sta_queue) { … } void iwl_mvm_rx_eosp_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) { … } void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool disable) { … } void iwl_mvm_sta_modify_disable_tx_ap(struct iwl_mvm *mvm, struct ieee80211_sta *sta, bool disable) { … } static void iwl_mvm_int_sta_modify_disable_tx(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif, struct iwl_mvm_int_sta *sta, bool disable) { … } void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif, bool disable) { … } void iwl_mvm_csa_client_absent(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { … } u16 iwl_mvm_tid_queued(struct iwl_mvm *mvm, struct iwl_mvm_tid_data *tid_data) { … } int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_int_sta *sta, u8 *addr, u32 cipher, u8 *key, u32 key_len, struct ieee80211_key_conf *keyconf) { … } void iwl_mvm_cancel_channel_switch(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 id) { … } static int iwl_mvm_fw_sta_id_to_fw_link_id(struct iwl_mvm_vif *mvmvif, u8 fw_sta_id) { … } #define IWL_MVM_TPT_COUNT_WINDOW … void iwl_mvm_count_mpdu(struct iwl_mvm_sta *mvm_sta, u8 fw_sta_id, u32 count, bool tx, int queue) { … }
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