/****************************************************************************** * * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. * * GPL LICENSE SUMMARY * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, * USA * * The full GNU General Public License is included in this distribution * in the file called COPYING. * * Contact Information: * Intel Linux Wireless * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * * BSD LICENSE * * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *****************************************************************************/ #ifndef __IWL_MVM_H__ #define __IWL_MVM_H__ #include #include #include #include #include "iwl-op-mode.h" #include "iwl-trans.h" #include "iwl-notif-wait.h" #include "iwl-eeprom-parse.h" #include "sta.h" #include "fw-api.h" #include "constants.h" #define IWL_INVALID_MAC80211_QUEUE 0xff #define IWL_MVM_MAX_ADDRESSES 5 /* RSSI offset for WkP */ #define IWL_RSSI_OFFSET 50 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 /* A TimeUnit is 1024 microsecond */ #define MSEC_TO_TU(_msec) (_msec*1000/1024) /* This value represents the number of TUs before CSA "beacon 0" TBTT * when the CSA time-event needs to be scheduled to start. It must be * big enough to ensure that we switch in time. */ #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 /* * This value (in TUs) is used to fine tune the CSA NoA end time which should * be just before "beacon 0" TBTT. */ #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 /* * Number of beacons to transmit on a new channel until we unblock tx to * the stations, even if we didn't identify them on a new channel */ #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 extern const struct ieee80211_ops iwl_mvm_hw_ops; /** * struct iwl_mvm_mod_params - module parameters for iwlmvm * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. * We will register to mac80211 to have testmode working. The NIC must not * be up'ed after the INIT fw asserted. This is useful to be able to use * proprietary tools over testmode to debug the INIT fw. * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power * Save)-2(default), LP(Low Power)-3 */ struct iwl_mvm_mod_params { bool init_dbg; int power_scheme; }; extern struct iwl_mvm_mod_params iwlmvm_mod_params; /** * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump * * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the * transport's data. * @trans_len: length of the valid data in trans_ptr * @op_mode_len: length of the valid data in op_mode_ptr */ struct iwl_mvm_dump_ptrs { struct iwl_trans_dump_data *trans_ptr; void *op_mode_ptr; u32 op_mode_len; }; struct iwl_mvm_phy_ctxt { u16 id; u16 color; u32 ref; /* * TODO: This should probably be removed. Currently here only for rate * scaling algorithm */ struct ieee80211_channel *channel; }; struct iwl_mvm_time_event_data { struct ieee80211_vif *vif; struct list_head list; unsigned long end_jiffies; u32 duration; bool running; u32 uid; /* * The access to the 'id' field must be done when the * mvm->time_event_lock is held, as it value is used to indicate * if the te is in the time event list or not (when id == TE_MAX) */ u32 id; }; /* Power management */ /** * enum iwl_power_scheme * @IWL_POWER_LEVEL_CAM - Continuously Active Mode * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) * @IWL_POWER_LEVEL_LP - Low Power */ enum iwl_power_scheme { IWL_POWER_SCHEME_CAM = 1, IWL_POWER_SCHEME_BPS, IWL_POWER_SCHEME_LP }; #define IWL_CONN_MAX_LISTEN_INTERVAL 10 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2 #ifdef CONFIG_IWLWIFI_DEBUGFS enum iwl_dbgfs_pm_mask { MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), }; struct iwl_dbgfs_pm { u16 keep_alive_seconds; u32 rx_data_timeout; u32 tx_data_timeout; bool skip_over_dtim; u8 skip_dtim_periods; bool lprx_ena; u32 lprx_rssi_threshold; bool snooze_ena; bool uapsd_misbehaving; bool use_ps_poll; int mask; }; /* beacon filtering */ enum iwl_dbgfs_bf_mask { MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), }; struct iwl_dbgfs_bf { u32 bf_energy_delta; u32 bf_roaming_energy_delta; u32 bf_roaming_state; u32 bf_temp_threshold; u32 bf_temp_fast_filter; u32 bf_temp_slow_filter; u32 bf_enable_beacon_filter; u32 bf_debug_flag; u32 bf_escape_timer; u32 ba_escape_timer; u32 ba_enable_beacon_abort; int mask; }; #endif enum iwl_mvm_smps_type_request { IWL_MVM_SMPS_REQ_BT_COEX, IWL_MVM_SMPS_REQ_TT, IWL_MVM_SMPS_REQ_PROT, NUM_IWL_MVM_SMPS_REQ, }; enum iwl_mvm_ref_type { IWL_MVM_REF_UCODE_DOWN, IWL_MVM_REF_SCAN, IWL_MVM_REF_ROC, IWL_MVM_REF_P2P_CLIENT, IWL_MVM_REF_AP_IBSS, IWL_MVM_REF_USER, IWL_MVM_REF_TX, IWL_MVM_REF_TX_AGG, IWL_MVM_REF_ADD_IF, IWL_MVM_REF_START_AP, IWL_MVM_REF_BSS_CHANGED, IWL_MVM_REF_PREPARE_TX, IWL_MVM_REF_PROTECT_TDLS, IWL_MVM_REF_CHECK_CTKILL, IWL_MVM_REF_PRPH_READ, IWL_MVM_REF_PRPH_WRITE, IWL_MVM_REF_NMI, IWL_MVM_REF_TM_CMD, IWL_MVM_REF_EXIT_WORK, /* update debugfs.c when changing this */ IWL_MVM_REF_COUNT, }; enum iwl_bt_force_ant_mode { BT_FORCE_ANT_DIS = 0, BT_FORCE_ANT_AUTO, BT_FORCE_ANT_BT, BT_FORCE_ANT_WIFI, BT_FORCE_ANT_MAX, }; /** * 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 * @last_beacon_signal: last beacon rssi signal in dbm * @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; s8 ave_beacon_signal; s8 last_cqm_event; s8 bt_coex_min_thold; s8 bt_coex_max_thold; s8 last_bt_coex_event; }; /** * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context * @id: between 0 and 3 * @color: to solve races upon MAC addition and removal * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA * @bssid: BSSID for this (client) interface * @associated: indicates that we're currently associated, used only for * managing the firmware state in iwl_mvm_bss_info_changed_station() * @uploaded: indicates the MAC context has been added to the device * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface * should get quota etc. * @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. * @low_latency: indicates that this interface is in low-latency mode * (VMACLowLatencyMode) * @ps_disabled: indicates that this interface requires PS to be disabled * @queue_params: QoS params for this MAC * @bcast_sta: station used for broadcast packets. Used by the following * vifs: P2P_DEVICE, GO and AP. * @beacon_skb: the skb used to hold the AP/GO beacon template * @smps_requests: the SMPS requests of differents parts of the driver, * combined on update to yield the overall request to mac80211. */ struct iwl_mvm_vif { u16 id; u16 color; u8 ap_sta_id; u8 bssid[ETH_ALEN]; bool associated; bool uploaded; bool ap_ibss_active; bool pm_enabled; bool monitor_active; bool low_latency; bool ps_disabled; struct iwl_mvm_vif_bf_data bf_data; u32 ap_beacon_time; enum iwl_tsf_id tsf_id; /* * QoS data from mac80211, need to store this here * as mac80211 has a separate callback but we need * to have the data for the MAC context */ struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; struct iwl_mvm_time_event_data time_event_data; struct iwl_mvm_time_event_data hs_time_event_data; struct iwl_mvm_int_sta bcast_sta; /* * Assigned while mac80211 has the interface in a channel context, * or, for P2P Device, while it exists. */ struct iwl_mvm_phy_ctxt *phy_ctxt; #ifdef CONFIG_PM_SLEEP /* WoWLAN GTK rekey data */ struct { u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; __le64 replay_ctr; bool valid; } rekey_data; int tx_key_idx; bool seqno_valid; u16 seqno; #endif #if IS_ENABLED(CONFIG_IPV6) /* IPv6 addresses for WoWLAN */ struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; int num_target_ipv6_addrs; #endif #ifdef CONFIG_IWLWIFI_DEBUGFS struct iwl_mvm *mvm; struct dentry *dbgfs_dir; struct dentry *dbgfs_slink; struct iwl_dbgfs_pm dbgfs_pm; struct iwl_dbgfs_bf dbgfs_bf; struct iwl_mac_power_cmd mac_pwr_cmd; #endif enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; /* FW identified misbehaving AP */ u8 uapsd_misbehaving_bssid[ETH_ALEN]; }; static inline struct iwl_mvm_vif * iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) { return (void *)vif->drv_priv; } extern const u8 tid_to_mac80211_ac[]; enum iwl_scan_status { IWL_MVM_SCAN_NONE, IWL_MVM_SCAN_OS, IWL_MVM_SCAN_SCHED, }; /** * struct iwl_nvm_section - describes an NVM section in memory. * * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, * and saved for later use by the driver. Not all NVM sections are saved * this way, only the needed ones. */ struct iwl_nvm_section { u16 length; const u8 *data; }; /* * Tx-backoff threshold * @temperature: The threshold in Celsius * @backoff: The tx-backoff in uSec */ struct iwl_tt_tx_backoff { s32 temperature; u32 backoff; }; #define TT_TX_BACKOFF_SIZE 6 /** * struct iwl_tt_params - thermal throttling parameters * @ct_kill_entry: CT Kill entry threshold * @ct_kill_exit: CT Kill exit threshold * @ct_kill_duration: The time intervals (in uSec) in which the driver needs * to checks whether to exit CT Kill. * @dynamic_smps_entry: Dynamic SMPS entry threshold * @dynamic_smps_exit: Dynamic SMPS exit threshold * @tx_protection_entry: TX protection entry threshold * @tx_protection_exit: TX protection exit threshold * @tx_backoff: Array of thresholds for tx-backoff , in ascending order. * @support_ct_kill: Support CT Kill? * @support_dynamic_smps: Support dynamic SMPS? * @support_tx_protection: Support tx protection? * @support_tx_backoff: Support tx-backoff? */ struct iwl_tt_params { s32 ct_kill_entry; s32 ct_kill_exit; u32 ct_kill_duration; s32 dynamic_smps_entry; s32 dynamic_smps_exit; s32 tx_protection_entry; s32 tx_protection_exit; struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE]; bool support_ct_kill; bool support_dynamic_smps; bool support_tx_protection; bool support_tx_backoff; }; /** * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure * @ct_kill_exit: worker to exit thermal kill * @dynamic_smps: Is thermal throttling enabled dynamic_smps? * @tx_backoff: The current thremal throttling tx backoff in uSec. * @min_backoff: The minimal tx backoff due to power restrictions * @params: Parameters to configure the thermal throttling algorithm. * @throttle: Is thermal throttling is active? */ struct iwl_mvm_tt_mgmt { struct delayed_work ct_kill_exit; bool dynamic_smps; u32 tx_backoff; u32 min_backoff; const struct iwl_tt_params *params; bool throttle; }; #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 struct iwl_mvm_frame_stats { u32 legacy_frames; u32 ht_frames; u32 vht_frames; u32 bw_20_frames; u32 bw_40_frames; u32 bw_80_frames; u32 bw_160_frames; u32 sgi_frames; u32 ngi_frames; u32 siso_frames; u32 mimo2_frames; u32 agg_frames; u32 ampdu_count; u32 success_frames; u32 fail_frames; u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; int last_frame_idx; }; enum { D0I3_DEFER_WAKEUP, D0I3_PENDING_WAKEUP, }; #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 struct iwl_mvm { /* for logger access */ struct device *dev; struct iwl_trans *trans; const struct iwl_fw *fw; const struct iwl_cfg *cfg; struct iwl_phy_db *phy_db; struct ieee80211_hw *hw; /* for protecting access to iwl_mvm */ struct mutex mutex; struct list_head async_handlers_list; spinlock_t async_handlers_lock; struct work_struct async_handlers_wk; struct work_struct roc_done_wk; unsigned long status; /* * for beacon filtering - * currently only one interface can be supported */ struct iwl_mvm_vif *bf_allowed_vif; enum iwl_ucode_type cur_ucode; bool ucode_loaded; bool init_ucode_complete; u32 error_event_table; u32 log_event_table; u32 umac_error_event_table; bool support_umac_log; struct iwl_sf_region sf_space; u32 ampdu_ref; struct iwl_notif_wait_data notif_wait; struct mvm_statistics_rx rx_stats; u8 queue_to_mac80211[IWL_MAX_HW_QUEUES]; atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; const char *nvm_file_name; struct iwl_nvm_data *nvm_data; /* NVM sections */ struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; /* EEPROM MAC addresses */ struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; /* data related to data path */ struct iwl_rx_phy_info last_phy_info; struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; struct work_struct sta_drained_wk; unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; atomic_t pending_frames[IWL_MVM_STATION_COUNT]; u8 rx_ba_sessions; /* configured by mac80211 */ u32 rts_threshold; /* Scan status, cmd (pre-allocated) and auxiliary station */ enum iwl_scan_status scan_status; void *scan_cmd; struct iwl_mcast_filter_cmd *mcast_filter_cmd; /* rx chain antennas set through debugfs for the scan command */ u8 scan_rx_ant; #ifdef CONFIG_IWLWIFI_BCAST_FILTERING /* broadcast filters to configure for each associated station */ const struct iwl_fw_bcast_filter *bcast_filters; #ifdef CONFIG_IWLWIFI_DEBUGFS struct { u32 override; /* u32 for debugfs_create_bool */ struct iwl_bcast_filter_cmd cmd; } dbgfs_bcast_filtering; #endif #endif /* Internal station */ struct iwl_mvm_int_sta aux_sta; bool last_ebs_successful; u8 scan_last_antenna_idx; /* to toggle TX between antennas */ u8 mgmt_last_antenna_idx; /* last smart fifo state that was successfully sent to firmware */ enum iwl_sf_state sf_state; #ifdef CONFIG_IWLWIFI_DEBUGFS struct dentry *debugfs_dir; u32 dbgfs_sram_offset, dbgfs_sram_len; u32 dbgfs_prph_reg_addr; bool disable_power_off; bool disable_power_off_d3; struct debugfs_blob_wrapper nvm_hw_blob; struct debugfs_blob_wrapper nvm_sw_blob; struct debugfs_blob_wrapper nvm_calib_blob; struct debugfs_blob_wrapper nvm_prod_blob; struct iwl_mvm_frame_stats drv_rx_stats; spinlock_t drv_stats_lock; #endif struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; struct list_head time_event_list; spinlock_t time_event_lock; /* * A bitmap indicating the index of the key in use. The firmware * can hold 16 keys at most. Reflect this fact. */ unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; /* references taken by the driver and spinlock protecting them */ spinlock_t refs_lock; u8 refs[IWL_MVM_REF_COUNT]; u8 vif_count; /* -1 for always, 0 for never, >0 for that many times */ s8 restart_fw; struct work_struct fw_error_dump_wk; struct iwl_mvm_dump_ptrs *fw_error_dump; #ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; #endif struct ieee80211_vif *p2p_device_vif; #ifdef CONFIG_PM_SLEEP struct wiphy_wowlan_support wowlan; int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; #ifdef CONFIG_IWLWIFI_DEBUGFS u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */ bool d3_test_active; bool store_d3_resume_sram; void *d3_resume_sram; u32 d3_test_pme_ptr; struct ieee80211_vif *keep_vif; #endif #endif /* d0i3 */ u8 d0i3_ap_sta_id; bool d0i3_offloading; struct work_struct d0i3_exit_work; struct sk_buff_head d0i3_tx; /* protect d0i3_suspend_flags */ struct mutex d0i3_suspend_mutex; unsigned long d0i3_suspend_flags; /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ spinlock_t d0i3_tx_lock; wait_queue_head_t d0i3_exit_waitq; /* BT-Coex */ u8 bt_ack_kill_msk[NUM_PHY_CTX]; u8 bt_cts_kill_msk[NUM_PHY_CTX]; struct iwl_bt_coex_profile_notif_old last_bt_notif_old; struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old; struct iwl_bt_coex_profile_notif last_bt_notif; struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; u32 last_ant_isol; u8 last_corun_lut; u8 bt_tx_prio; enum iwl_bt_force_ant_mode bt_force_ant_mode; /* Aux ROC */ struct list_head aux_roc_te_list; /* Thermal Throttling and CTkill */ struct iwl_mvm_tt_mgmt thermal_throttle; s32 temperature; /* Celsius */ /* * Debug option to set the NIC temperature. This option makes the * driver think this is the actual NIC temperature, and ignore the * real temperature that is received from the fw */ bool temperature_test; /* Debug test temperature is enabled */ struct iwl_time_quota_cmd last_quota_cmd; #ifdef CONFIG_NL80211_TESTMODE u32 noa_duration; struct ieee80211_vif *noa_vif; #endif /* Tx queues */ u8 aux_queue; u8 first_agg_queue; u8 last_agg_queue; /* Indicate if device power save is allowed */ u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ struct ieee80211_vif __rcu *csa_vif; struct ieee80211_vif __rcu *csa_tx_blocked_vif; u8 csa_tx_block_bcn_timeout; /* system time of last beacon (for AP/GO interface) */ u32 ap_last_beacon_gp2; u8 low_latency_agg_frame_limit; }; /* Extract MVM priv from op_mode and _hw */ #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) #define IWL_MAC80211_GET_MVM(_hw) \ IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) enum iwl_mvm_status { IWL_MVM_STATUS_HW_RFKILL, IWL_MVM_STATUS_HW_CTKILL, IWL_MVM_STATUS_ROC_RUNNING, IWL_MVM_STATUS_IN_HW_RESTART, IWL_MVM_STATUS_IN_D0I3, IWL_MVM_STATUS_ROC_AUX_RUNNING, }; static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) { return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); } static inline struct iwl_mvm_sta * iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) { struct ieee80211_sta *sta; if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) return NULL; sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], lockdep_is_held(&mvm->mutex)); /* This can happen if the station has been removed right now */ if (IS_ERR_OR_NULL(sta)) return NULL; return iwl_mvm_sta_from_mac80211(sta); } static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) { return mvm->trans->cfg->d0i3 && (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); } static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) { return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_DQA_SUPPORT; } extern const u8 iwl_mvm_ac_to_tx_fifo[]; struct iwl_rate_info { u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ }; void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); int __iwl_mvm_mac_start(struct iwl_mvm *mvm); /****************** * MVM Methods ******************/ /* uCode */ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); /* Utils */ int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band); void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, enum ieee80211_band band, struct ieee80211_tx_rate *r); u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); u8 first_antenna(u8 mask); u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); /* Tx / Host Commands */ int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd); int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id, u32 flags, u16 len, const void *data); int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd, u32 *status); int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id, u16 len, const void *data, u32 *status); int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, struct ieee80211_sta *sta); int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); #ifdef CONFIG_IWLWIFI_DEBUG const char *iwl_mvm_get_tx_fail_reason(u32 status); #else static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } #endif int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync); void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) { flush_work(&mvm->async_handlers_wk); } /* Statistics */ int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_statistics(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); /* NVM */ int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); int iwl_mvm_up(struct iwl_mvm *mvm); int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, struct iwl_bcast_filter_cmd *cmd); /* * FW notifications / CMD responses handlers * Convention: iwl_mvm_rx_ */ int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); /* MVM PHY */ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic); int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic); void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt); void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt); int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); /* MAC (virtual interface) programming */ int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool force_assoc_off, const u8 *bssid_override); int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, struct ieee80211_vif *vif); /* Bindings */ int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); /* Quota management */ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *disabled_vif); /* Scanning */ int iwl_mvm_scan_request(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_scan_request *req); int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_cancel_scan(struct iwl_mvm *mvm); /* Scheduled scan */ int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); int iwl_mvm_config_sched_scan(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies); int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, struct cfg80211_sched_scan_request *req); int iwl_mvm_scan_offload_stop(struct iwl_mvm *mvm, bool notify); int iwl_mvm_rx_scan_offload_results(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); /* Unified scan */ int iwl_mvm_unified_scan_lmac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_scan_request *req); int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies); /* MVM debugfs */ #ifdef CONFIG_IWLWIFI_DEBUGFS int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); #else static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) { return 0; } static inline void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { } static inline void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { } #endif /* CONFIG_IWLWIFI_DEBUGFS */ /* rate scaling */ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, struct iwl_mvm_frame_stats *stats, u32 rate, bool agg); int rs_pretty_print_rate(char *buf, const u32 rate); void rs_update_last_rssi(struct iwl_mvm *mvm, struct iwl_lq_sta *lq_sta, struct ieee80211_rx_status *rx_status); /* power management */ int iwl_mvm_power_update_device(struct iwl_mvm *mvm); int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, char *buf, int bufsz); void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); #ifdef CONFIG_IWLWIFI_LEDS int iwl_mvm_leds_init(struct iwl_mvm *mvm); void iwl_mvm_leds_exit(struct iwl_mvm *mvm); #else static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) { return 0; } static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) { } #endif /* D3 (WoWLAN, NetDetect) */ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); int iwl_mvm_resume(struct ieee80211_hw *hw); void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_gtk_rekey_data *data); void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct inet6_dev *idev); void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int idx); extern const struct file_operations iwl_dbgfs_d3_test_ops; #ifdef CONFIG_PM_SLEEP void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif); #else static inline void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { } #endif void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, struct iwl_wowlan_config_cmd_v2 *cmd); int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool disable_offloading, u32 cmd_flags); /* D0i3 */ void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); /* BT Coex */ int iwl_send_bt_init_conf(struct iwl_mvm *mvm); int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum ieee80211_rssi_event rssi_event); void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, struct ieee80211_sta *sta); bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, struct ieee80211_sta *sta); bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, enum ieee80211_band band); 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_is_shared_ant_avail_old(struct iwl_mvm *mvm); void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm); int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm); int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum ieee80211_rssi_event rssi_event); u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm, struct ieee80211_sta *sta); bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm, struct ieee80211_sta *sta); bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm, enum ieee80211_band band); int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); enum iwl_bt_kill_msk { BT_KILL_MSK_DEFAULT, BT_KILL_MSK_NEVER, BT_KILL_MSK_ALWAYS, BT_KILL_MSK_MAX, }; extern const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT]; extern const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT]; extern const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX]; /* beacon filtering */ #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, struct iwl_beacon_filter_cmd *cmd); #else static inline void iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, struct iwl_beacon_filter_cmd *cmd) {} #endif int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool enable, u32 flags); int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 flags); int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u32 flags); /* SMPS */ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum iwl_mvm_smps_type_request req_type, enum ieee80211_smps_mode smps_request); bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); /* Low latency */ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool value); /* get SystemLowLatencyMode - only needed for beacon threshold? */ bool iwl_mvm_low_latency(struct iwl_mvm *mvm); /* get VMACLowLatencyMode */ static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) { /* * should this consider associated/active/... state? * * Normally low-latency should only be active on interfaces * that are active, but at least with debugfs it can also be * enabled on interfaces that aren't active. However, when * interface aren't active then they aren't added into the * binding, so this has no real impact. For now, just return * the current desired low-latency state. */ return mvmvif->low_latency; } /* hw scheduler queue config */ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg); void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue); static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, u8 fifo) { struct iwl_trans_txq_scd_cfg cfg = { .fifo = fifo, .tid = IWL_MAX_TID_COUNT, .aggregate = false, .frame_limit = IWL_FRAME_LIMIT, }; iwl_mvm_enable_txq(mvm, queue, 0, &cfg); } static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, int tid, int frame_limit, u16 ssn) { struct iwl_trans_txq_scd_cfg cfg = { .fifo = fifo, .sta_id = sta_id, .tid = tid, .frame_limit = frame_limit, .aggregate = true, }; iwl_mvm_enable_txq(mvm, queue, ssn, &cfg); } /* Assoc status */ bool iwl_mvm_is_idle(struct iwl_mvm *mvm); /* Thermal management and CT-kill */ void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); void iwl_mvm_tt_handler(struct iwl_mvm *mvm); void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff); void iwl_mvm_tt_exit(struct iwl_mvm *mvm); void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); int iwl_mvm_get_temp(struct iwl_mvm *mvm); /* smart fifo */ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool added_vif); /* TDLS */ int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool sta_added); void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); #ifdef CONFIG_IWLWIFI_DEBUGFS void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm); #else static inline void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm) {} #endif #endif /* __IWL_MVM_H__ */