diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mvm.h')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 242 |
1 files changed, 208 insertions, 34 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index f0b24f00938b..1f58c727fa63 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -255,18 +255,14 @@ enum iwl_mvm_low_latency_cause { }; /** -* struct iwl_mvm_vif_bf_data - beacon filtering related data -* @bf_enabled: indicates if beacon filtering is enabled -* @ba_enabled: indicated if beacon abort is enabled +* struct iwl_mvm_link_bf_data - beacon filtering related data * @ave_beacon_signal: average beacon signal * @last_cqm_event: rssi of the last cqm event * @bt_coex_min_thold: minimum threshold for BT coex * @bt_coex_max_thold: maximum threshold for BT coex * @last_bt_coex_event: rssi of the last BT coex event */ -struct iwl_mvm_vif_bf_data { - bool bf_enabled; - bool ba_enabled; +struct iwl_mvm_link_bf_data { int ave_beacon_signal; int last_cqm_event; int bt_coex_min_thold; @@ -309,6 +305,7 @@ struct iwl_probe_resp_data { * @listen_lmac: indicates this link is allocated to the listen LMAC * @mcast_sta: multicast station * @phy_ctxt: phy context allocated to this link, if any + * @bf_data: beacon filtering data */ struct iwl_mvm_vif_link_info { u8 bssid[ETH_ALEN]; @@ -344,6 +341,63 @@ struct iwl_mvm_vif_link_info { struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; u16 mgmt_queue; + + struct iwl_mvm_link_bf_data bf_data; +}; + +/** + * enum iwl_mvm_esr_state - defines reasons for which the EMLSR is exited or + * blocked. + * The low 16 bits are used for blocking reasons, and the 16 higher bits + * are used for exit reasons. + * For the blocking reasons - use iwl_mvm_(un)block_esr(), and for the exit + * reasons - use iwl_mvm_exit_esr(). + * + * Note: new reasons shall be added to HANDLE_ESR_REASONS as well (for logs) + * + * @IWL_MVM_ESR_BLOCKED_PREVENTION: Prevent EMLSR to avoid entering and exiting + * in a loop. + * @IWL_MVM_ESR_BLOCKED_WOWLAN: WOWLAN is preventing the enablement of EMLSR + * @IWL_MVM_ESR_BLOCKED_TPT: block EMLSR when there is not enough traffic + * @IWL_MVM_ESR_BLOCKED_FW: FW didn't recommended/forced exit from EMLSR + * @IWL_MVM_ESR_BLOCKED_NON_BSS: An active non-bssid link's preventing EMLSR + * @IWL_MVM_ESR_EXIT_MISSED_BEACON: exited EMLSR due to missed beacons + * @IWL_MVM_ESR_EXIT_LOW_RSSI: link is deactivated/not allowed for EMLSR + * due to low RSSI. + * @IWL_MVM_ESR_EXIT_COEX: link is deactivated/not allowed for EMLSR + * due to BT Coex. + * @IWL_MVM_ESR_EXIT_BANDWIDTH: Bandwidths of primary and secondry links + * preventing the enablement of EMLSR + * @IWL_MVM_ESR_EXIT_CSA: CSA happened, so exit EMLSR + * @IWL_MVM_ESR_EXIT_LINK_USAGE: Exit EMLSR due to low tpt on secondary link + */ +enum iwl_mvm_esr_state { + IWL_MVM_ESR_BLOCKED_PREVENTION = 0x1, + IWL_MVM_ESR_BLOCKED_WOWLAN = 0x2, + IWL_MVM_ESR_BLOCKED_TPT = 0x4, + IWL_MVM_ESR_BLOCKED_FW = 0x8, + IWL_MVM_ESR_BLOCKED_NON_BSS = 0x10, + IWL_MVM_ESR_EXIT_MISSED_BEACON = 0x10000, + IWL_MVM_ESR_EXIT_LOW_RSSI = 0x20000, + IWL_MVM_ESR_EXIT_COEX = 0x40000, + IWL_MVM_ESR_EXIT_BANDWIDTH = 0x80000, + IWL_MVM_ESR_EXIT_CSA = 0x100000, + IWL_MVM_ESR_EXIT_LINK_USAGE = 0x200000, +}; + +#define IWL_MVM_BLOCK_ESR_REASONS 0xffff + +const char *iwl_get_esr_state_string(enum iwl_mvm_esr_state state); + +/** + * struct iwl_mvm_esr_exit - details of the last exit from EMLSR mode. + * @reason: The reason for the last exit from EMLSR. + * &iwl_mvm_prevent_esr_reasons. Will be 0 before exiting EMLSR. + * @ts: the time stamp of the last time we existed EMLSR. + */ +struct iwl_mvm_esr_exit { + unsigned long ts; + enum iwl_mvm_esr_state reason; }; /** @@ -361,7 +415,6 @@ struct iwl_mvm_vif_link_info { * @pm_enabled - indicate if MAC power management is allowed * @monitor_active: indicates that monitor context is configured, and that the * interface should get quota etc. - * @bt_coex_esr_disabled: indicates if esr is disabled due to bt coex * @low_latency: bit flags for low latency * see enum &iwl_mvm_low_latency_cause for causes. * @low_latency_actual: boolean, indicates low latency is set, @@ -371,14 +424,30 @@ struct iwl_mvm_vif_link_info { * @csa_countdown: indicates that CSA countdown may be started * @csa_failed: CSA failed to schedule time event, report an error later * @csa_bcn_pending: indicates that we are waiting for a beacon on a new channel + * @csa_blocks_tx: CSA is blocking TX * @features: hw features active for this vif * @ap_beacon_time: AP beacon time for synchronisation (on older FW) + * @bf_enabled: indicates if beacon filtering is enabled + * @ba_enabled: indicated if beacon abort is enabled * @bcn_prot: beacon protection data (keys; FIXME: needs to be per link) - * @bf_data: beacon filtering data * @deflink: default link data for use in non-MLO * @link: link data for each link in MLO * @esr_active: indicates eSR mode is active + * @esr_disable_reason: a bitmap of &enum iwl_mvm_esr_state * @pm_enabled: indicates powersave is enabled + * @link_selection_res: bitmap of active links as it was decided in the last + * link selection. Valid only for a MLO vif after assoc. 0 if there wasn't + * any link selection yet. + * @link_selection_primary: primary link selected by link selection + * @primary_link: primary link in eSR. Valid only for an associated MLD vif, + * and in eSR mode. Valid only for a STA. + * @last_esr_exit: Details of the last exit from EMLSR. + * @exit_same_reason_count: The number of times we exited due to the specified + * @last_esr_exit::reason, only counting exits due to + * &IWL_MVM_ESR_PREVENT_REASONS. + * @prevent_esr_done_wk: work that should be done when esr prevention ends. + * @mlo_int_scan_wk: work for the internal MLO scan. + * @unblock_esr_tpt_wk: work for unblocking EMLSR when tpt is high enough. */ struct iwl_mvm_vif { struct iwl_mvm *mvm; @@ -392,7 +461,6 @@ struct iwl_mvm_vif { bool pm_enabled; bool monitor_active; bool esr_active; - bool bt_coex_esr_disabled; u8 low_latency: 6; u8 low_latency_actual: 1; @@ -400,8 +468,10 @@ struct iwl_mvm_vif { u8 authorized:1; bool ps_disabled; + u32 esr_disable_reason; u32 ap_beacon_time; - struct iwl_mvm_vif_bf_data bf_data; + bool bf_enabled; + bool ba_enabled; #ifdef CONFIG_PM /* WoWLAN GTK rekey data */ @@ -435,6 +505,7 @@ struct iwl_mvm_vif { struct iwl_dbgfs_bf dbgfs_bf; struct iwl_mac_power_cmd mac_pwr_cmd; int dbgfs_quota_min; + bool ftm_unprotected; #endif /* FW identified misbehaving AP */ @@ -444,6 +515,7 @@ struct iwl_mvm_vif { bool csa_countdown; bool csa_failed; bool csa_bcn_pending; + bool csa_blocks_tx; u16 csa_target_freq; u16 csa_count; u16 csa_misbehave; @@ -466,6 +538,15 @@ struct iwl_mvm_vif { struct ieee80211_key_conf __rcu *keys[2]; } bcn_prot; + u16 link_selection_res; + u8 link_selection_primary; + u8 primary_link; + struct iwl_mvm_esr_exit last_esr_exit; + u8 exit_same_reason_count; + struct wiphy_delayed_work prevent_esr_done_wk; + struct wiphy_delayed_work mlo_int_scan_wk; + struct wiphy_work unblock_esr_tpt_wk; + struct iwl_mvm_vif_link_info deflink; struct iwl_mvm_vif_link_info *link[IEEE80211_MLD_MAX_NUM_LINKS]; }; @@ -490,10 +571,12 @@ enum iwl_scan_status { IWL_MVM_SCAN_REGULAR = BIT(0), IWL_MVM_SCAN_SCHED = BIT(1), IWL_MVM_SCAN_NETDETECT = BIT(2), + IWL_MVM_SCAN_INT_MLO = BIT(3), IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), + IWL_MVM_SCAN_STOPPING_INT_MLO = BIT(11), IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | IWL_MVM_SCAN_STOPPING_REGULAR, @@ -501,6 +584,8 @@ enum iwl_scan_status { IWL_MVM_SCAN_STOPPING_SCHED, IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | IWL_MVM_SCAN_STOPPING_NETDETECT, + IWL_MVM_SCAN_INT_MLO_MASK = IWL_MVM_SCAN_INT_MLO | + IWL_MVM_SCAN_STOPPING_INT_MLO, IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, IWL_MVM_SCAN_MASK = 0xff, @@ -754,9 +839,10 @@ struct iwl_mvm_txq { struct list_head list; u16 txq_id; atomic_t tx_request; -#define IWL_MVM_TXQ_STATE_STOP_FULL 0 -#define IWL_MVM_TXQ_STATE_STOP_REDIRECT 1 -#define IWL_MVM_TXQ_STATE_READY 2 +#define IWL_MVM_TXQ_STATE_READY 0 +#define IWL_MVM_TXQ_STATE_STOP_FULL 1 +#define IWL_MVM_TXQ_STATE_STOP_REDIRECT 2 +#define IWL_MVM_TXQ_STATE_STOP_AP_CSA 3 unsigned long state; }; @@ -834,6 +920,35 @@ struct iwl_mei_scan_filter { struct work_struct scan_work; }; +/** + * struct iwl_mvm_acs_survey_channel - per-channel survey information + * + * Stripped down version of &struct survey_info. + * + * @time: time in ms the radio was on the channel + * @time_busy: time in ms the channel was sensed busy + * @time_tx: time in ms spent transmitting data + * @time_rx: time in ms spent receiving data + * @noise: channel noise in dBm + */ +struct iwl_mvm_acs_survey_channel { + u32 time; + u32 time_busy; + u32 time_tx; + u32 time_rx; + s8 noise; +}; + +struct iwl_mvm_acs_survey { + struct iwl_mvm_acs_survey_channel *bands[NUM_NL80211_BANDS]; + + /* Overall number of channels */ + int n_channels; + + /* Storage space for per-channel information follows */ + struct iwl_mvm_acs_survey_channel channels[] __counted_by(n_channels); +}; + struct iwl_mvm { /* for logger access */ struct device *dev; @@ -853,6 +968,8 @@ struct iwl_mvm { /* For async rx handlers that require the wiphy lock */ struct wiphy_work async_handlers_wiphy_wk; + struct wiphy_work trig_link_selection_wk; + struct work_struct roc_done_wk; unsigned long init_status; @@ -1201,6 +1318,8 @@ struct iwl_mvm { struct iwl_mei_scan_filter mei_scan_filter; + struct iwl_mvm_acs_survey *acs_survey; + bool statistics_clear; }; @@ -1570,17 +1689,14 @@ static inline int iwl_mvm_max_active_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { struct iwl_trans *trans = mvm->fwrt.trans; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - - lockdep_assert_held(&mvm->mutex); if (vif->type == NL80211_IFTYPE_AP) return mvm->fw->ucode_capa.num_beacons; - if ((iwl_mvm_is_esr_supported(trans) && - !mvmvif->bt_coex_esr_disabled) || - ((CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && - CSR_HW_RFID_IS_CDB(trans->hw_rf_id)))) + /* Check if HW supports eSR or STR */ + if (iwl_mvm_is_esr_supported(trans) || + (CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && + CSR_HW_RFID_IS_CDB(trans->hw_rf_id))) return IWL_MVM_FW_MAX_ACTIVE_LINKS_NUM; return 1; @@ -1720,6 +1836,8 @@ void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); +int iwl_mvm_request_periodic_system_statistics(struct iwl_mvm *mvm, + bool enable); void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); /* NVM */ @@ -1776,6 +1894,8 @@ int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); +void iwl_mvm_mac_init_mvmvif(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif); + /* * FW notifications / CMD responses handlers * Convention: iwl_mvm_rx_<NAME OF THE CMD> @@ -1930,6 +2050,26 @@ int iwl_mvm_remove_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, int iwl_mvm_disable_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf); +void iwl_mvm_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +u8 iwl_mvm_get_primary_link(struct ieee80211_vif *vif); +u8 iwl_mvm_get_other_link(struct ieee80211_vif *vif, u8 link_id); + +struct iwl_mvm_link_sel_data { + u8 link_id; + const struct cfg80211_chan_def *chandef; + s32 signal; + u16 grade; +}; + +#if IS_ENABLED(CONFIG_IWLWIFI_KUNIT_TESTS) +unsigned int iwl_mvm_get_link_grade(struct ieee80211_bss_conf *link_conf); +bool iwl_mvm_mld_valid_link_pair(struct ieee80211_vif *vif, + const struct iwl_mvm_link_sel_data *a, + const struct iwl_mvm_link_sel_data *b); + +s8 iwl_mvm_average_dbm_values(const struct iwl_umac_scan_channel_survey_notif *notif); +#endif + /* AP and IBSS */ bool iwl_mvm_start_ap_ibss_common(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int *ret); @@ -2005,9 +2145,13 @@ int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_scan_ies *ies); size_t iwl_mvm_scan_size(struct iwl_mvm *mvm); int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); + int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); void iwl_mvm_scan_timeout_wk(struct work_struct *work); +int iwl_mvm_int_mlo_scan(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +void iwl_mvm_rx_channel_survey_notif(struct iwl_mvm *mvm, + struct iwl_rx_cmd_buffer *rxb); /* Scheduled scan */ void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, @@ -2113,7 +2257,8 @@ int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool disable_offloading, bool offload_ns, - u32 cmd_flags); + u32 cmd_flags, + u8 sta_id); /* BT Coex */ int iwl_mvm_send_bt_init_conf(struct iwl_mvm *mvm); @@ -2133,12 +2278,6 @@ bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); -bool iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - int link_id, int primary_link); -void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - int link_id); /* beacon filtering */ #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -2450,6 +2589,21 @@ static inline u8 iwl_mvm_phy_band_from_nl80211(enum nl80211_band band) } } +static inline u8 iwl_mvm_nl80211_band_from_phy(u8 phy_band) +{ + switch (phy_band) { + case PHY_BAND_24: + return NL80211_BAND_2GHZ; + case PHY_BAND_5: + return NL80211_BAND_5GHZ; + case PHY_BAND_6: + return NL80211_BAND_6GHZ; + default: + WARN_ONCE(1, "Unsupported phy band (%u)\n", phy_band); + return NL80211_BAND_5GHZ; + } +} + /* Channel Switch */ void iwl_mvm_channel_switch_disconnect_wk(struct work_struct *wk); int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw, @@ -2711,7 +2865,7 @@ void iwl_mvm_change_chanctx(struct ieee80211_hw *hw, int iwl_mvm_tx_last_beacon(struct ieee80211_hw *hw); void iwl_mvm_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *chsw); -int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, +int iwl_mvm_pre_channel_switch(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_channel_switch *chsw); void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw, @@ -2753,12 +2907,6 @@ int iwl_mvm_set_hw_timestamp(struct ieee80211_hw *hw, int iwl_mvm_update_mu_groups(struct iwl_mvm *mvm, struct ieee80211_vif *vif); bool iwl_mvm_enable_fils(struct iwl_mvm *mvm, struct ieee80211_chanctx_conf *ctx); -void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - bool valid_links_changed); -int iwl_mvm_mld_get_primary_link(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - unsigned long usable_links); - bool iwl_mvm_is_ftm_responder_chanctx(struct iwl_mvm *mvm, struct ieee80211_chanctx_conf *ctx); @@ -2779,4 +2927,30 @@ int iwl_mvm_roc_add_cmd(struct iwl_mvm *mvm, struct ieee80211_channel *channel, struct ieee80211_vif *vif, int duration, u32 activity); + +/* EMLSR */ +bool iwl_mvm_vif_has_esr_cap(struct iwl_mvm *mvm, struct ieee80211_vif *vif); +void iwl_mvm_block_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + enum iwl_mvm_esr_state reason, + u8 link_to_keep); +int iwl_mvm_block_esr_sync(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + enum iwl_mvm_esr_state reason); +void iwl_mvm_unblock_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + enum iwl_mvm_esr_state reason); +void iwl_mvm_exit_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + enum iwl_mvm_esr_state reason, + u8 link_to_keep); +s8 iwl_mvm_get_esr_rssi_thresh(struct iwl_mvm *mvm, + const struct cfg80211_chan_def *chandef, + bool low); +void iwl_mvm_bt_coex_update_link_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id); +bool +iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + s32 link_rssi, + bool primary); +int iwl_mvm_esr_non_bss_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + unsigned int link_id, bool active); #endif /* __IWL_MVM_H__ */ |