/* SPDX-License-Identifier: GPL-2.0-only */ /****************************************************************************** * * Copyright(c) 2015 Intel Mobile Communications GmbH * Copyright(c) 2017 Intel Deutschland GmbH * Copyright (C) 2003 - 2014, 2018 - 2024 Intel Corporation *****************************************************************************/ #ifndef __rs_h__ #define __rs_h__ #include <net/mac80211.h> #include "iwl-config.h" #include "fw-api.h" #include "iwl-trans.h" #define RS_NAME … struct iwl_rs_rate_info { … }; #define IWL_RATE_60M_PLCP … #define LINK_QUAL_MAX_RETRY_NUM … enum { … }; /* #define vs. enum to keep from defaulting to 'large integer' */ #define IWL_RATE_6M_MASK … #define IWL_RATE_9M_MASK … #define IWL_RATE_12M_MASK … #define IWL_RATE_18M_MASK … #define IWL_RATE_24M_MASK … #define IWL_RATE_36M_MASK … #define IWL_RATE_48M_MASK … #define IWL_RATE_54M_MASK … #define IWL_RATE_60M_MASK … #define IWL_RATE_1M_MASK … #define IWL_RATE_2M_MASK … #define IWL_RATE_5M_MASK … #define IWL_RATE_11M_MASK … /* uCode API values for HT/VHT bit rates */ enum { … }; #define IWL_RATES_MASK … #define IWL_INVALID_VALUE … #define TPC_MAX_REDUCTION … #define TPC_NO_REDUCTION … #define TPC_INVALID … #define LINK_QUAL_AGG_FRAME_LIMIT_DEF … #define LINK_QUAL_AGG_FRAME_LIMIT_MAX … #define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF … #define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_MAX … #define LINK_QUAL_AGG_FRAME_LIMIT_MIN … #define LQ_SIZE … /* load per tid defines for A-MPDU activation */ #define IWL_AGG_TPT_THREHOLD … #define IWL_AGG_ALL_TID … enum iwl_table_type { … }; struct rs_rate { … }; #define is_type_legacy(type) … #define is_type_ht_siso(type) … #define is_type_ht_mimo2(type) … #define is_type_vht_siso(type) … #define is_type_vht_mimo2(type) … #define is_type_he_siso(type) … #define is_type_he_mimo2(type) … #define is_type_siso(type) … #define is_type_mimo2(type) … #define is_type_mimo(type) … #define is_type_ht(type) … #define is_type_vht(type) … #define is_type_he(type) … #define is_type_a_band(type) … #define is_type_g_band(type) … #define is_legacy(rate) … #define is_ht_siso(rate) … #define is_ht_mimo2(rate) … #define is_vht_siso(rate) … #define is_vht_mimo2(rate) … #define is_siso(rate) … #define is_mimo2(rate) … #define is_mimo(rate) … #define is_ht(rate) … #define is_vht(rate) … #define is_he(rate) … #define is_a_band(rate) … #define is_g_band(rate) … #define is_ht20(rate) … #define is_ht40(rate) … #define is_ht80(rate) … #define is_ht160(rate) … /** * struct iwl_lq_sta_rs_fw - rate and related statistics for RS in FW * @last_rate_n_flags: last rate reported by FW * @pers: persistent fields * @pers.sta_id: the id of the station * @pers.chains: bitmask of chains reported in %chain_signal * @pers.chain_signal: per chain signal strength * @pers.last_rssi: last rssi reported * @pers.drv: pointer back to the driver data */ struct iwl_lq_sta_rs_fw { … }; /* * struct iwl_rate_scale_data -- tx success history for one rate */ struct iwl_rate_scale_data { … }; /* Possible Tx columns * Tx Column = a combo of legacy/siso/mimo x antenna x SGI */ enum rs_column { … }; enum rs_ss_force_opt { … }; /* Packet stats per rate */ struct rs_rate_stats { … }; /* * struct iwl_scale_tbl_info -- tx params and success history for all rates * * There are two of these in struct iwl_lq_sta, * one for "active", and one for "search". */ struct iwl_scale_tbl_info { … }; enum { … }; /* * struct iwl_lq_sta -- driver's rate scaling private structure * * Pointer to this gets passed back and forth between driver and mac80211. */ struct iwl_lq_sta { … }; /* ieee80211_tx_info's status_driver_data[0] is packed with lq color and txp * Note, it's iwlmvm <-> mac80211 interface. * bits 0-7: reduced tx power * bits 8-10: LQ command's color */ #define RS_DRV_DATA_TXP_MSK … #define RS_DRV_DATA_LQ_COLOR_POS … #define RS_DRV_DATA_LQ_COLOR_MSK … #define RS_DRV_DATA_LQ_COLOR_GET(_f) … #define RS_DRV_DATA_PACK(_c, _p) … /* Initialize station's rate scaling information after adding station */ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_bss_conf *link_conf, struct ieee80211_link_sta *link_sta, enum nl80211_band band); /* Notify RS about Tx status */ void iwl_mvm_rs_tx_status(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int tid, struct ieee80211_tx_info *info, bool ndp); /** * iwl_mvm_rate_control_register - Register the rate control algorithm callbacks * * Since the rate control algorithm is hardware specific, there is no need * or reason to place it as a stand alone module. The driver can call * iwl_rate_control_register in order to register the rate control callbacks * with the mac80211 subsystem. This should be performed prior to calling * ieee80211_register_hw * */ int iwl_mvm_rate_control_register(void); /** * iwl_mvm_rate_control_unregister - Unregister the rate control callbacks * * This should be called after calling ieee80211_unregister_hw, but before * the driver is unloaded. */ void iwl_mvm_rate_control_unregister(void); struct iwl_mvm_sta; int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable); #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_reset_frame_stats(struct iwl_mvm *mvm); #endif struct iwl_mvm_link_sta; void iwl_mvm_rs_add_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta); void iwl_mvm_rs_add_sta_link(struct iwl_mvm *mvm, struct iwl_mvm_link_sta *link_sta); void iwl_mvm_rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_bss_conf *link_conf, struct ieee80211_link_sta *link_sta, enum nl80211_band band); int rs_fw_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable); void iwl_mvm_tlc_update_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); u16 rs_fw_get_max_amsdu_len(struct ieee80211_sta *sta, struct ieee80211_bss_conf *link_conf, struct ieee80211_link_sta *link_sta); #endif /* __rs__ */
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