/****************************************************************************** * * 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 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland 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 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland 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 #ifdef CONFIG_THERMAL #include #endif #include "iwl-op-mode.h" #include "iwl-trans.h" #include "iwl-notif-wait.h" #include "iwl-eeprom-parse.h" #include "iwl-fw-file.h" #include "iwl-config.h" #include "sta.h" #include "fw-api.h" #include "constants.h" #include "tof.h" #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) /* For GO, 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 /* For client, this value represents the number of TUs before CSA * "beacon 1" TBTT, instead. This is because we don't know when the * GO/AP will be in the new channel, so we switch early enough. */ #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 /* * 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. * @tfd_q_hang_detect: enabled the detection of hung transmit queues * @power_scheme: one of enum iwl_power_scheme */ struct iwl_mvm_mod_params { bool init_dbg; bool tfd_q_hang_detect; 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_dump_desc - describes the dump * @len: length of trig_desc->data * @trig_desc: the description of the dump */ struct iwl_mvm_dump_desc { size_t len; /* must be last */ struct iwl_fw_error_dump_trigger_desc trig_desc; }; extern const struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert; 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_ALL #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_ROC_AUX, 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, IWL_MVM_REF_PROTECT_CSA, IWL_MVM_REF_FW_DBG_COLLECT, IWL_MVM_REF_INIT_UCODE, IWL_MVM_REF_SENDING_CMD, IWL_MVM_REF_RX, /* 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 * @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; int ave_beacon_signal; int last_cqm_event; int bt_coex_min_thold; int bt_coex_max_thold; int 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() * @ap_assoc_sta_count: count of stations associated to us - valid only * if VIF type is AP * @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_traffic: indicates low latency traffic was detected * @low_latency_dbgfs: low latency mode set from debugfs * @low_latency_vcmd: low latency mode set from vendor command * @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 different parts of the driver, * combined on update to yield the overall request to mac80211. * @beacon_stats: beacon statistics, containing the # of received beacons, * # of received beacons accumulated over FW restart, and the current * average signal of beacons retrieved from the firmware * @csa_failed: CSA failed to schedule time event, report an error later * @features: hw features active for this vif */ struct iwl_mvm_vif { struct iwl_mvm *mvm; u16 id; u16 color; u8 ap_sta_id; u8 bssid[ETH_ALEN]; bool associated; u8 ap_assoc_sta_count; bool uploaded; bool ap_ibss_active; bool pm_enabled; bool monitor_active; bool low_latency_traffic, low_latency_dbgfs, low_latency_vcmd; bool ps_disabled; struct iwl_mvm_vif_bf_data bf_data; struct { u32 num_beacons, accu_num_beacons; u8 avg_signal; } beacon_stats; 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 /* 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]; unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; int num_target_ipv6_addrs; #endif #ifdef CONFIG_IWLWIFI_DEBUGFS 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; int dbgfs_quota_min; #endif enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; /* FW identified misbehaving AP */ u8 uapsd_misbehaving_bssid[ETH_ALEN]; /* Indicates that CSA countdown may be started */ bool csa_countdown; bool csa_failed; u16 csa_target_freq; /* TCP Checksum Offload */ netdev_features_t features; /* * link quality measurement - used to check whether this interface * is in the middle of a link quality measurement */ bool lqm_active; }; 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[]; #define IWL_MVM_SCAN_STOPPING_SHIFT 8 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_STOPPING_REGULAR = BIT(8), IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | IWL_MVM_SCAN_STOPPING_REGULAR, IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | IWL_MVM_SCAN_STOPPING_SCHED, IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | IWL_MVM_SCAN_STOPPING_NETDETECT, IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, IWL_MVM_SCAN_MASK = 0xff, }; enum iwl_mvm_scan_type { IWL_SCAN_TYPE_NOT_SET, IWL_SCAN_TYPE_UNASSOC, IWL_SCAN_TYPE_WILD, IWL_SCAN_TYPE_MILD, IWL_SCAN_TYPE_FRAGMENTED, }; enum iwl_mvm_sched_scan_pass_all_states { SCHED_SCAN_PASS_ALL_DISABLED, SCHED_SCAN_PASS_ALL_ENABLED, SCHED_SCAN_PASS_ALL_FOUND, }; /** * 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; }; /** * 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; struct iwl_tt_params params; bool throttle; }; #ifdef CONFIG_THERMAL /** *struct iwl_mvm_thermal_device - thermal zone related data * @temp_trips: temperature thresholds for report * @fw_trips_index: keep indexes to original array - temp_trips * @tzone: thermal zone device data */ struct iwl_mvm_thermal_device { s16 temp_trips[IWL_MAX_DTS_TRIPS]; u8 fw_trips_index[IWL_MAX_DTS_TRIPS]; struct thermal_zone_device *tzone; }; /* * struct iwl_mvm_cooling_device * @cur_state: current state * @cdev: struct thermal cooling device */ struct iwl_mvm_cooling_device { u32 cur_state; struct thermal_cooling_device *cdev; }; #endif #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 enum iwl_mvm_tdls_cs_state { IWL_MVM_TDLS_SW_IDLE = 0, IWL_MVM_TDLS_SW_REQ_SENT, IWL_MVM_TDLS_SW_RESP_RCVD, IWL_MVM_TDLS_SW_REQ_RCVD, IWL_MVM_TDLS_SW_ACTIVE, }; struct iwl_mvm_shared_mem_cfg { u32 shared_mem_addr; u32 shared_mem_size; u32 sample_buff_addr; u32 sample_buff_size; u32 txfifo_addr; u32 txfifo_size[TX_FIFO_MAX_NUM]; u32 rxfifo_size[RX_FIFO_MAX_NUM]; u32 page_buff_addr; u32 page_buff_size; u32 rxfifo_addr; u32 internal_txfifo_addr; u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM]; }; /** * struct iwl_mvm_reorder_buffer - per ra/tid/queue reorder buffer * @head_sn: reorder window head sn * @num_stored: number of mpdus stored in the buffer * @buf_size: the reorder buffer size as set by the last addba request * @sta_id: sta id of this reorder buffer * @queue: queue of this reorder buffer * @last_amsdu: track last ASMDU SN for duplication detection * @last_sub_index: track ASMDU sub frame index for duplication detection * @entries: list of skbs stored * @reorder_time: time the packet was stored in the reorder buffer * @reorder_timer: timer for frames are in the reorder buffer. For AMSDU * it is the time of last received sub-frame * @removed: prevent timer re-arming * @lock: protect reorder buffer internal state * @mvm: mvm pointer, needed for frame timer context */ struct iwl_mvm_reorder_buffer { u16 head_sn; u16 num_stored; u8 buf_size; u8 sta_id; int queue; u16 last_amsdu; u8 last_sub_index; struct sk_buff_head entries[IEEE80211_MAX_AMPDU_BUF]; unsigned long reorder_time[IEEE80211_MAX_AMPDU_BUF]; struct timer_list reorder_timer; bool removed; spinlock_t lock; struct iwl_mvm *mvm; } ____cacheline_aligned_in_smp; /** * struct iwl_mvm_baid_data - BA session data * @sta_id: station id * @tid: tid of the session * @baid baid of the session * @timeout: the timeout set in the addba request * @last_rx: last rx jiffies, updated only if timeout passed from last update * @session_timer: timer to check if BA session expired, runs at 2 * timeout * @mvm: mvm pointer, needed for timer context * @reorder_buf: reorder buffer, allocated per queue */ struct iwl_mvm_baid_data { struct rcu_head rcu_head; u8 sta_id; u8 tid; u8 baid; u16 timeout; unsigned long last_rx; struct timer_list session_timer; struct iwl_mvm *mvm; struct iwl_mvm_reorder_buffer reorder_buf[]; }; /* * enum iwl_mvm_queue_status - queue status * @IWL_MVM_QUEUE_FREE: the queue is not allocated nor reserved * Basically, this means that this queue can be used for any purpose * @IWL_MVM_QUEUE_RESERVED: queue is reserved but not yet in use * This is the state of a queue that has been dedicated for some RATID * (agg'd or not), but that hasn't yet gone through the actual enablement * of iwl_mvm_enable_txq(), and therefore no traffic can go through it yet. * Note that in this state there is no requirement to already know what TID * should be used with this queue, it is just marked as a queue that will * be used, and shouldn't be allocated to anyone else. * @IWL_MVM_QUEUE_READY: queue is ready to be used * This is the state of a queue that has been fully configured (including * SCD pointers, etc), has a specific RA/TID assigned to it, and can be * used to send traffic. * @IWL_MVM_QUEUE_SHARED: queue is shared, or in a process of becoming shared * This is a state in which a single queue serves more than one TID, all of * which are not aggregated. Note that the queue is only associated to one * RA. * @IWL_MVM_QUEUE_INACTIVE: queue is allocated but no traffic on it * This is a state of a queue that has had traffic on it, but during the * last %IWL_MVM_DQA_QUEUE_TIMEOUT time period there has been no traffic on * it. In this state, when a new queue is needed to be allocated but no * such free queue exists, an inactive queue might be freed and given to * the new RA/TID. * @IWL_MVM_QUEUE_RECONFIGURING: queue is being reconfigured * This is the state of a queue that has had traffic pass through it, but * needs to be reconfigured for some reason, e.g. the queue needs to * become unshared and aggregations re-enabled on. */ enum iwl_mvm_queue_status { IWL_MVM_QUEUE_FREE, IWL_MVM_QUEUE_RESERVED, IWL_MVM_QUEUE_READY, IWL_MVM_QUEUE_SHARED, IWL_MVM_QUEUE_INACTIVE, IWL_MVM_QUEUE_RECONFIGURING, }; #define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ) #define IWL_MVM_NUM_CIPHERS 10 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; u32 queue_sync_cookie; atomic_t queue_sync_counter; /* * 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 calibrating; 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; bool ampdu_toggle; struct iwl_notif_wait_data notif_wait; struct mvm_statistics_rx rx_stats; struct { u64 rx_time; u64 tx_time; u64 on_time_rf; u64 on_time_scan; } radio_stats, accu_radio_stats; struct { /* Map to HW queue */ u32 hw_queue_to_mac80211; u8 hw_queue_refcount; u8 ra_sta_id; /* The RA this queue is mapped to, if exists */ bool reserved; /* Is this the TXQ reserved for a STA */ u8 mac80211_ac; /* The mac80211 AC this queue is mapped to */ u8 txq_tid; /* The TID "owner" of this queue*/ u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ /* Timestamp for inactivation per TID of this queue */ unsigned long last_frame_time[IWL_MAX_TID_COUNT + 1]; enum iwl_mvm_queue_status status; } queue_info[IWL_MAX_HW_QUEUES]; spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ struct work_struct add_stream_wk; /* To add streams to 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]; /* Paging section */ struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS]; u16 num_of_paging_blk; u16 num_of_pages_in_last_blk; /* 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_deferred_frames[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; atomic_t pending_frames[IWL_MVM_STATION_COUNT]; u32 tfd_drained[IWL_MVM_STATION_COUNT]; u8 rx_ba_sessions; /* configured by mac80211 */ u32 rts_threshold; /* Scan status, cmd (pre-allocated) and auxiliary station */ unsigned int scan_status; void *scan_cmd; struct iwl_mcast_filter_cmd *mcast_filter_cmd; enum iwl_mvm_scan_type scan_type; enum iwl_mvm_sched_scan_pass_all_states sched_scan_pass_all; struct delayed_work scan_timeout_dwork; /* max number of simultaneous scans the FW supports */ unsigned int max_scans; /* ts of the beginning of a non-collect fw dbg data period */ unsigned long fw_dbg_non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1]; /* UMAC scan tracking */ u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; /* 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 { bool override; struct iwl_bcast_filter_cmd cmd; } dbgfs_bcast_filtering; #endif #endif /* Internal station */ struct iwl_mvm_int_sta aux_sta; struct iwl_mvm_int_sta snif_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; bool scan_iter_notif_enabled; 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 debugfs_blob_wrapper nvm_phy_sku_blob; struct iwl_mvm_frame_stats drv_rx_stats; spinlock_t drv_stats_lock; u16 dbgfs_rx_phyinfo; #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)]; u8 fw_key_deleted[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; u8 fw_dbg_conf; struct delayed_work fw_dump_wk; const struct iwl_mvm_dump_desc *fw_dump_desc; const struct iwl_fw_dbg_trigger_tlv *fw_dump_trig; #ifdef CONFIG_IWLWIFI_LEDS struct led_classdev led; #endif struct ieee80211_vif *p2p_device_vif; #ifdef CONFIG_PM struct wiphy_wowlan_support wowlan; int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; /* sched scan settings for net detect */ struct ieee80211_scan_ies nd_ies; struct cfg80211_match_set *nd_match_sets; int n_nd_match_sets; struct ieee80211_channel **nd_channels; int n_nd_channels; bool net_detect; #ifdef CONFIG_IWLWIFI_DEBUGFS bool d3_wake_sysassert; bool d3_test_active; bool store_d3_resume_sram; void *d3_resume_sram; u32 d3_test_pme_ptr; struct ieee80211_vif *keep_vif; u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ #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 */ 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; #ifdef CONFIG_THERMAL struct iwl_mvm_thermal_device tz_device; struct iwl_mvm_cooling_device cooling_dev; #endif 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 */ unsigned int max_amsdu_len; /* used for debugfs only */ 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; bool lar_regdom_set; enum iwl_mcc_source mcc_src; /* TDLS channel switch data */ struct { struct delayed_work dwork; enum iwl_mvm_tdls_cs_state state; /* * Current cs sta - might be different from periodic cs peer * station. Value is meaningless when the cs-state is idle. */ u8 cur_sta_id; /* TDLS periodic channel-switch peer */ struct { u8 sta_id; u8 op_class; bool initiator; /* are we the link initiator */ struct cfg80211_chan_def chandef; struct sk_buff *skb; /* ch sw template */ u32 ch_sw_tm_ie; /* timestamp of last ch-sw request sent (GP2 time) */ u32 sent_timestamp; } peer; } tdls_cs; struct iwl_mvm_shared_mem_cfg shared_mem_cfg; u32 ciphers[IWL_MVM_NUM_CIPHERS]; struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS]; struct iwl_mvm_tof_data tof_data; struct ieee80211_vif *nan_vif; #define IWL_MAX_BAID 32 struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID]; /* * Drop beacons from other APs in AP mode when there are no connected * clients. */ bool drop_bcn_ap_mode; struct delayed_work cs_tx_unblock_dwork; }; /* 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, IWL_MVM_STATUS_D3_RECONFIG, IWL_MVM_STATUS_DUMPING_FW_LOG, }; 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 bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) { return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); } /* Must be called with rcu_read_lock() held and it can only be * released when mvmsta is not needed anymore. */ static inline struct iwl_mvm_sta * iwl_mvm_sta_from_staid_rcu(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(mvm->fw_id_to_mac_id[sta_id]); /* 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 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 !iwlwifi_mod_params.d0i3_disable && fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); } static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) { /* Make sure DQA isn't allowed in driver until feature is complete */ return false && fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT); } static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) { /* For now we only use this mode to differentiate between * slave transports, which handle D0i3 entry in suspend by * themselves in conjunction with runtime PM D0i3. So, this * function is used to check whether we need to do anything * when entering suspend or if the transport layer has already * done it. */ return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); } static inline bool iwl_mvm_is_dqa_data_queue(struct iwl_mvm *mvm, u8 queue) { return (queue >= IWL_MVM_DQA_MIN_DATA_QUEUE) && (queue <= IWL_MVM_DQA_MAX_DATA_QUEUE); } static inline bool iwl_mvm_is_dqa_mgmt_queue(struct iwl_mvm *mvm, u8 queue) { return (queue >= IWL_MVM_DQA_MIN_MGMT_QUEUE) && (queue <= IWL_MVM_DQA_MAX_MGMT_QUEUE); } static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) { bool nvm_lar = mvm->nvm_data->lar_enabled; bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_LAR_SUPPORT); if (iwlwifi_mod_params.lar_disable) return false; /* * Enable LAR only if it is supported by the FW (TLV) && * enabled in the NVM */ if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000) return nvm_lar && tlv_lar; else return tlv_lar; } static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) { return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); } static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && IWL_MVM_BT_COEX_CORUNNING; } static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && IWL_MVM_BT_COEX_RRC; } static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CSUM_SUPPORT) && !IWL_MVM_HW_CSUM_DISABLE; } static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && IWL_MVM_BT_COEX_MPLUT; } static inline bool iwl_mvm_is_p2p_scm_uapsd_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_P2P_SCM_UAPSD) && !(iwlwifi_mod_params.uapsd_disable & IWL_DISABLE_UAPSD_P2P_CLIENT); } static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_MULTI_QUEUE_RX_SUPPORT); } static inline bool iwl_mvm_has_new_tx_api(struct iwl_mvm *mvm) { /* TODO - replace with TLV once defined */ return mvm->trans->cfg->use_tfh; } static inline bool iwl_mvm_is_tt_in_fw(struct iwl_mvm *mvm) { #ifdef CONFIG_THERMAL /* these two TLV are redundant since the responsibility to CT-kill by * FW happens only after we send at least one command of * temperature THs report. */ return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CT_KILL_BY_FW) && fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TEMP_THS_REPORT_SUPPORT); #else /* CONFIG_THERMAL */ return false; #endif /* CONFIG_THERMAL */ } static inline bool iwl_mvm_is_ctdp_supported(struct iwl_mvm *mvm) { return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CTDP_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 nl80211_band band); void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, enum nl80211_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, u32 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, u32 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); void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, struct iwl_tx_cmd *tx_cmd, struct ieee80211_tx_info *info, u8 sta_id); void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, struct ieee80211_tx_info *info, struct ieee80211_sta *sta, __le16 fc); #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, u32 flags); void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, struct iwl_tx_cmd *tx_cmd) { struct ieee80211_key_conf *keyconf = info->control.hw_key; tx_cmd->sec_ctl = TX_CMD_SEC_CCM; memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); if (info->flags & IEEE80211_TX_CTL_AMPDU) tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG); } static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) { flush_work(&mvm->async_handlers_wk); } /* Statistics */ void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, struct iwl_rx_packet *pkt); 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); void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); /* 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); static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) { return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : mvm->fw->valid_tx_ant; } static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) { return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : mvm->fw->valid_rx_ant; } static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) { u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | FW_PHY_CFG_RX_CHAIN); u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; return mvm->fw->phy_config & phy_config; } 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_ */ void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, struct iwl_rx_cmd_buffer *rxb, int queue); void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, struct napi_struct *napi, struct iwl_rx_cmd_buffer *rxb, int queue); int iwl_mvm_notify_rx_queue(struct iwl_mvm *mvm, u32 rxq_mask, const u8 *data, u32 count); void iwl_mvm_rx_queue_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, int queue); void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); /* 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); u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); /* 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 ieee80211_vif *vif); int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_mu_mimo_grp_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_window_status_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, struct ieee80211_vif *vif); unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, struct ieee80211_vif *exclude_vif); void iwl_mvm_channel_switch_noa_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); /* 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, bool force_upload, struct ieee80211_vif *disabled_vif); /* Scanning */ int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_scan_request *req, struct ieee80211_scan_ies *ies); int 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); /* Scheduled scan */ void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_sched_scan_request *req, struct ieee80211_scan_ies *ies, int type); void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); /* UMAC scan */ int iwl_mvm_config_scan(struct iwl_mvm *mvm); void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); /* Paging */ void iwl_free_fw_paging(struct iwl_mvm *mvm); /* 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, 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); void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); #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 int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool host_awake, u32 cmd_flags); void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_wowlan_status *status); void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif); #else static inline int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool host_awake, u32 cmd_flags) { return 0; } static inline void iwl_mvm_d0i3_update_keys(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_wowlan_status *status) { } 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 *cmd); int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool disable_offloading, bool offload_ns, 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); bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); /* BT Coex */ int iwl_send_bt_init_conf(struct iwl_mvm *mvm); void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, enum ieee80211_rssi_event_data); 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_ant_avail(struct iwl_mvm *mvm, u8 ant); 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 nl80211_band band); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); /* 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_dbgfs || mvmvif->low_latency_traffic || mvmvif->low_latency_vcmd; } /* hw scheduler queue config */ void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, unsigned int wdg_timeout); /* * Disable a TXQ. * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored. */ void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, u8 tid, u8 flags); int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id, u8 minq, u8 maxq); /* Return a bitmask with all the hw supported queues, except for the * command queue, which can't be flushed. */ static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) { return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & ~BIT(IWL_MVM_CMD_QUEUE)); } static inline void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, u8 fifo, u16 ssn, unsigned int wdg_timeout) { 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, mac80211_queue, ssn, &cfg, wdg_timeout); } static inline void iwl_mvm_stop_device(struct iwl_mvm *mvm) { mvm->ucode_loaded = false; iwl_trans_stop_device(mvm->trans); } /* Stop/start all mac queues in a given bitmap */ void iwl_mvm_start_mac_queues(struct iwl_mvm *mvm, unsigned long mq); void iwl_mvm_stop_mac_queues(struct iwl_mvm *mvm, unsigned long mq); /* Re-configure the SCD for a queue that has already been configured */ int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id, int tid, int frame_limit, u16 ssn); /* Thermal management and CT-kill */ void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); void iwl_mvm_temp_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_tt_handler(struct iwl_mvm *mvm); void iwl_mvm_thermal_initialize(struct iwl_mvm *mvm, u32 min_backoff); void iwl_mvm_thermal_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, s32 *temp); void iwl_mvm_ct_kill_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm *mvm); int iwl_mvm_ctdp_command(struct iwl_mvm *mvm, u32 op, u32 budget); /* Location Aware Regulatory */ struct iwl_mcc_update_resp * iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, enum iwl_mcc_source src_id); int iwl_mvm_init_mcc(struct iwl_mvm *mvm); void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, const char *alpha2, enum iwl_mcc_source src_id, bool *changed); struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, bool *changed); int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); /* smart fifo */ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool added_vif); /* TDLS */ /* * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. * This TID is marked as used vs the AP and all connected TDLS peers. */ #define IWL_MVM_TDLS_FW_TID 4 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); int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u8 oper_class, struct cfg80211_chan_def *chandef, struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_tdls_ch_sw_params *params); void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm *mvm, struct iwl_mvm_internal_rxq_notif *notif, u32 size); void iwl_mvm_reorder_timer_expired(unsigned long data); struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); void iwl_mvm_inactivity_check(struct iwl_mvm *mvm); void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool tdls, bool cmd_q); void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, const char *errmsg); /* Link Quality Measurement */ int iwl_mvm_send_lqm_cmd(struct ieee80211_vif *vif, enum iwl_lqm_cmd_operatrions operation, u32 duration, u32 timeout); bool iwl_mvm_lqm_active(struct iwl_mvm *mvm); #endif /* __IWL_MVM_H__ */