/******************************************************************************
 *
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
 * Copyright(c) 2018        Intel Corporation
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#ifndef SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_MVM_MVM_H_
#define SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_MVM_MVM_H_

#include <threads.h>
#include <zircon/listnode.h>

#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/acpi.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/api/fmac.h"  // for enum umac_scan_type
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/dbg.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/file.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/notif-wait.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/fw/runtime.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-config.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-eeprom-parse.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-nvm-parse.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-op-mode.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-trans.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/iwl-vendor-cmd.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/mvm/constants.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/mvm/fw-api.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/mvm/sta.h"
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/mvm/tof.h"

#ifdef CPTCFG_IWLWIFI_LTE_COEX
#include "src/connectivity/wlan/drivers/third_party/intel/iwlwifi/lte-coex.h"
#endif

#ifdef __cplusplus
using std::atomic_int;
#endif  // __cplusplus

#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

/* offchannel queue towards mac80211 */
#define IWL_MVM_OFFCHANNEL_QUEUE 0

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_phy_ctxt {
    uint16_t id;
    uint16_t color;
    uint32_t ref;

    enum nl80211_chan_width width;

    /*
     * TODO: This should probably be removed. Currently here only for rate
     * scaling algorithm
     */
    struct ieee80211_channel* channel;

#ifdef CPTCFG_IWLWIFI_FRQ_MGR
    /* Frequency Manager tx power limit*/
    int8_t fm_tx_power_limit;
#endif
};

struct iwl_mvm_time_event_data {
    struct ieee80211_vif* vif;
    list_node_t list;
    unsigned long end_jiffies;
    uint32_t duration;
    bool running;
    uint32_t 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)
     */
    uint32_t 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 CPTCFG_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 {
    uint16_t keep_alive_seconds;
    uint32_t rx_data_timeout;
    uint32_t tx_data_timeout;
    bool skip_over_dtim;
    uint8_t skip_dtim_periods;
    bool lprx_ena;
    uint32_t 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 {
    uint32_t bf_energy_delta;
    uint32_t bf_roaming_energy_delta;
    uint32_t bf_roaming_state;
    uint32_t bf_temp_threshold;
    uint32_t bf_temp_fast_filter;
    uint32_t bf_temp_slow_filter;
    uint32_t bf_enable_beacon_filter;
    uint32_t bf_debug_flag;
    uint32_t bf_escape_timer;
    uint32_t ba_escape_timer;
    uint32_t 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_low_latency_cause - low latency set causes
 * @LOW_LATENCY_TRAFFIC: indicates low latency traffic was detected
 * @LOW_LATENCY_DEBUGFS: low latency mode set from debugfs
 * @LOW_LATENCY_VCMD: low latency mode set from vendor command
 * @LOW_LATENCY_VIF_TYPE: low latency mode set because of vif type (ap)
 */
enum iwl_mvm_low_latency_cause {
    LOW_LATENCY_TRAFFIC = BIT(0),
    LOW_LATENCY_DEBUGFS = BIT(1),
    LOW_LATENCY_VCMD = BIT(2),
    LOW_LATENCY_VIF_TYPE = BIT(3),
};

/**
 * 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_probe_resp_data - data for NoA/CSA updates
 * @rcu_head: used for freeing the data on update
 * @notif: notification data
 * @noa_len: length of NoA attribute, calculated from the notification
 */
struct iwl_probe_resp_data {
    struct rcu_head rcu_head;
    struct iwl_probe_resp_data_notif notif;
    int noa_len;
};

/**
 * 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: indicates low latency is set, see
 *  enum &iwl_mvm_low_latency_cause for causes.
 * @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
 * @probe_resp_data: data from FW notification to store NOA and CSA related
 *  data to be inserted into probe response.
 */
struct iwl_mvm_vif {
    struct iwl_mvm* mvm;
    uint16_t id;
    uint16_t color;
    uint8_t ap_sta_id;

    uint8_t bssid[ETH_ALEN];
    bool associated;
    uint8_t ap_assoc_sta_count;

    uint16_t cab_queue;

    bool uploaded;
    bool ap_ibss_active;
    bool pm_enabled;
    bool monitor_active;
    uint8_t low_latency;
    bool ps_disabled;
    struct iwl_mvm_vif_bf_data bf_data;

    struct {
        uint32_t num_beacons, accu_num_beacons;
        uint8_t avg_signal;
    } beacon_stats;

    uint32_t 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;
    struct iwl_mvm_int_sta mcast_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 {
        uint8_t kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
        __le64 replay_ctr;
        bool valid;
    } rekey_data;

    int tx_key_idx;

    bool seqno_valid;
    uint16_t 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 CPTCFG_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 */
    uint8_t uapsd_misbehaving_bssid[ETH_ALEN];

#ifdef CPTCFG_IWLMVM_ADVANCED_QUOTA_MGMT
    int pct_quota;
#endif

    struct delayed_work uapsd_nonagg_detected_wk;

    /* Indicates that CSA countdown may be started */
    bool csa_countdown;
    bool csa_failed;
    uint16_t csa_target_freq;

    /* Indicates that we are waiting for a beacon on a new channel */
    bool csa_bcn_pending;

    /* TCP Checksum Offload */
    netdev_features_t features;

    struct iwl_probe_resp_data __rcu* probe_resp_data;
    struct ieee80211_key_conf* ap_wep_key;
};

static inline struct iwl_mvm_vif* iwl_mvm_vif_from_mac80211(struct ieee80211_vif* vif) {
    if (!vif) { return NULL; }
    return (struct iwl_mvm_vif*)vif->drv_priv;
}

extern const uint8_t 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 {
#if 0   // NEEDS_PORTING: duplicate with 'enum umac_scan_type'
    IWL_SCAN_TYPE_NOT_SET,
    IWL_SCAN_TYPE_UNASSOC,
    IWL_SCAN_TYPE_WILD,
    IWL_SCAN_TYPE_MILD,
    IWL_SCAN_TYPE_FRAGMENTED,
#endif  // NEEDS_PORTING
    IWL_SCAN_TYPE_FAST_BALANCE = IWL_SCAN_TYPE_FRAGMENTED + 1,
};

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_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;
    uint32_t tx_backoff;
    uint32_t 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 {
    int16_t temp_trips[IWL_MAX_DTS_TRIPS];
    uint8_t 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 {
    uint32_t cur_state;
    struct thermal_cooling_device* cdev;
};
#endif

#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8

struct iwl_mvm_frame_stats {
    uint32_t legacy_frames;
    uint32_t ht_frames;
    uint32_t vht_frames;
    uint32_t bw_20_frames;
    uint32_t bw_40_frames;
    uint32_t bw_80_frames;
    uint32_t bw_160_frames;
    uint32_t sgi_frames;
    uint32_t ngi_frames;
    uint32_t siso_frames;
    uint32_t mimo2_frames;
    uint32_t agg_frames;
    uint32_t ampdu_count;
    uint32_t success_frames;
    uint32_t fail_frames;
    uint32_t last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
    int last_frame_idx;
};

enum {
    D0I3_DEFER_WAKEUP,
    D0I3_PENDING_WAKEUP,
};

#ifdef CPTCFG_IWLWIFI_LTE_COEX
struct lte_coex_state {
    uint8_t state;

    bool has_static;
    bool has_config;
    bool has_sps;
    bool has_rprtd_chan;
    bool has_ft;

    struct iwl_lte_coex_static_params_cmd stat;
    struct iwl_lte_coex_config_cmd config;
    struct iwl_lte_coex_sps_cmd sps;
    struct iwl_lte_coex_wifi_reported_channel_cmd rprtd_chan;
    struct iwl_lte_coex_fine_tuning_params_cmd ft;
};
#endif

#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,
};

enum iwl_mvm_traffic_load {
    IWL_MVM_TRAFFIC_LOW,
    IWL_MVM_TRAFFIC_MEDIUM,
    IWL_MVM_TRAFFIC_HIGH,
};

// NEEDS_PORINTG: DECLARE_EWMA(rate, 16, 16)

struct iwl_mvm_tcm_mac {
    struct {
        uint32_t pkts[IEEE80211_NUM_ACS];
        uint32_t airtime;
    } tx;
    struct {
        uint32_t pkts[IEEE80211_NUM_ACS];
        uint32_t airtime;
        uint32_t last_ampdu_ref;
    } rx;
    struct {
        /* track AP's transfer in client mode */
        uint64_t rx_bytes;
        struct ewma_rate rate;
        bool detected;
    } uapsd_nonagg_detect;
    bool opened_rx_ba_sessions;
};

struct iwl_mvm_tcm {
    struct delayed_work work;
    mtx_t lock;       /* used when time elapsed */
    unsigned long ts; /* timestamp when period ends */
    unsigned long ll_ts;
    unsigned long uapsd_nonagg_ts;
    bool paused;
    struct iwl_mvm_tcm_mac data[NUM_MAC_INDEX_DRIVER];
    struct {
        uint32_t elapsed; /* milliseconds for this TCM period */
        uint32_t airtime[NUM_MAC_INDEX_DRIVER];
        enum iwl_mvm_traffic_load load[NUM_MAC_INDEX_DRIVER];
        enum iwl_mvm_traffic_load band_load[NUM_NL80211_BANDS];
        enum iwl_mvm_traffic_load global_load;
        bool low_latency[NUM_MAC_INDEX_DRIVER];
        bool change[NUM_MAC_INDEX_DRIVER];
        bool global_change;
    } result;
};

#ifdef CPTCFG_IWLMVM_TDLS_PEER_CACHE
#define IWL_MVM_TDLS_CNT_MAX_PEERS 4

struct iwl_mvm_tdls_peer_counter {
    list_node_t list;
    struct rcu_head rcu_head;

    struct mac_address mac __aligned(2);
    struct ieee80211_vif* vif;
    uint32_t tx_bytes;
    struct {
        uint32_t bytes;
    } ____cacheline_aligned_in_smp rx[];
};
#endif

/**
 * 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
 * @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
 * @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
 * @valid: reordering is valid for this queue
 * @lock: protect reorder buffer internal state
 * @mvm: mvm pointer, needed for frame timer context
 */
struct iwl_mvm_reorder_buffer {
    uint16_t head_sn;
    uint16_t num_stored;
    uint16_t buf_size;
    int queue;
    uint16_t last_amsdu;
    uint8_t last_sub_index;
    struct timer_list reorder_timer;
    bool removed;
    bool valid;
    mtx_t lock;
    struct iwl_mvm* mvm;
} ____cacheline_aligned_in_smp;

/**
 * struct _iwl_mvm_reorder_buf_entry - reorder buffer entry per-queue/per-seqno
 * @frames: list of skbs stored
 * @reorder_time: time the packet was stored in the reorder buffer
 */
struct _iwl_mvm_reorder_buf_entry {
    struct sk_buff_head frames;
    unsigned long reorder_time;
};

/* make this indirection to get the aligned thing */
struct iwl_mvm_reorder_buf_entry {
    struct _iwl_mvm_reorder_buf_entry e;
}
#ifndef __CHECKER__
/* sparse doesn't like this construct: "bad integer constant expression" */
__aligned(roundup_pow_of_two(sizeof(struct _iwl_mvm_reorder_buf_entry)))
#endif
    ;

/**
 * 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
 * @entries_per_queue: # of buffers per queue, this actually gets
 *  aligned up to avoid cache line sharing between queues
 * @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
 * @reorder_buf_data: data
 */
struct iwl_mvm_baid_data {
    struct rcu_head rcu_head;
    uint8_t sta_id;
    uint8_t tid;
    uint8_t baid;
    uint16_t timeout;
    uint16_t entries_per_queue;
    unsigned long last_rx;
    struct timer_list session_timer;
    struct iwl_mvm_baid_data __rcu** rcu_ptr;
    struct iwl_mvm* mvm;
    struct iwl_mvm_reorder_buffer reorder_buf[IWL_MAX_RX_HW_QUEUES];
    struct iwl_mvm_reorder_buf_entry entries[];
};

static inline struct iwl_mvm_baid_data* iwl_mvm_baid_data_from_reorder_buf(
    struct iwl_mvm_reorder_buffer* buf) {
    return (struct iwl_mvm_baid_data*)((uint8_t*)buf -
                                       offsetof(struct iwl_mvm_baid_data, reorder_buf) -
                                       sizeof(*buf) * buf->queue);
}

/*
 * 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.
 */
enum iwl_mvm_queue_status {
    IWL_MVM_QUEUE_FREE,
    IWL_MVM_QUEUE_RESERVED,
    IWL_MVM_QUEUE_READY,
    IWL_MVM_QUEUE_SHARED,
};

#define IWL_MVM_DQA_QUEUE_TIMEOUT (5 * HZ)
#define IWL_MVM_INVALID_QUEUE 0xFFFF

#define IWL_MVM_NUM_CIPHERS 10

struct iwl_mvm_sar_profile {
    bool enabled;
    uint8_t table[ACPI_SAR_TABLE_SIZE];
};

struct iwl_mvm_geo_profile {
    uint8_t values[ACPI_GEO_TABLE_SIZE];
};

struct iwl_mvm_txq {
    list_node_t list;
    uint16_t txq_id;
    /* Protects TX path invocation from two places */
    mtx_t tx_path_lock;
    bool stopped;
};

static inline struct iwl_mvm_txq* iwl_mvm_txq_from_mac80211(struct ieee80211_txq* txq) {
    return (struct iwl_mvm_txq*)txq->drv_priv;
}

static inline struct iwl_mvm_txq* iwl_mvm_txq_from_tid(struct ieee80211_sta* sta, uint8_t tid) {
    if (tid == IWL_MAX_TID_COUNT) { tid = IEEE80211_NUM_TIDS; }

    return (struct iwl_mvm_txq*)(sta->txq[tid]->drv_priv);
}

/**
 * struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
 *
 * @txq_tid: txq tid
 */
struct iwl_mvm_tvqm_txq_info {
    uint8_t txq_tid;
};

struct iwl_mvm_dqa_txq_info {
    uint8_t ra_sta_id;   /* The RA this queue is mapped to, if exists */
    bool reserved;       /* Is this the TXQ reserved for a STA */
    uint8_t mac80211_ac; /* The mac80211 AC this queue is mapped to */
    uint8_t txq_tid;     /* The TID "owner" of this queue*/
    uint16_t 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;
};

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 */
    mtx_t mutex;
    list_node_t async_handlers_list;
    mtx_t async_handlers_lock;
    struct work_struct async_handlers_wk;

    struct work_struct roc_done_wk;

#ifdef CPTCFG_MAC80211_LATENCY_MEASUREMENTS
    struct work_struct tx_latency_wk;
    struct delayed_work tx_latency_watchdog_wk;
    struct ieee80211_tx_latency_event last_tx_lat_event;
    struct ieee80211_tx_latency_event round_max_tx_lat;
    s64 start_round_ts;
    uint32_t max_tx_latency_gp2;
#endif /* CPTCFG_MAC80211_LATENCY_MEASUREMENTS */

    unsigned long init_status;

    unsigned long status;

    uint32_t queue_sync_cookie;
    atomic_int queue_sync_counter;
    /*
     * for beacon filtering -
     * currently only one interface can be supported
     */
    struct iwl_mvm_vif* bf_allowed_vif;

    bool hw_registered;
    bool calibrating;
    uint32_t error_event_table[2];
    uint32_t log_event_table;
    uint32_t umac_error_event_table;
    bool support_umac_log;

    uint32_t ampdu_ref;
    bool ampdu_toggle;

    struct iwl_notif_wait_data notif_wait;

    union {
        struct mvm_statistics_rx_v3 rx_stats_v3;
        struct mvm_statistics_rx rx_stats;
    };

    struct {
        uint64_t rx_time;
        uint64_t tx_time;
        uint64_t on_time_rf;
        uint64_t on_time_scan;
    } radio_stats, accu_radio_stats;

    list_node_t add_stream_txqs;
    union {
        struct iwl_mvm_dqa_txq_info queue_info[IWL_MAX_HW_QUEUES];
        struct iwl_mvm_tvqm_txq_info tvqm_info[IWL_MAX_TVQM_QUEUES];
    };
    struct work_struct add_stream_wk; /* To add streams to queues */

    const char* nvm_file_name;
    struct iwl_nvm_data* nvm_data;
    /* NVM sections */
    struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS];

    struct iwl_fw_runtime fwrt;

    /* 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];
    uint8_t rx_ba_sessions;

    /* configured by mac80211 */
    uint32_t 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;
    /* For CDB this is low band scan type, for non-CDB - type. */
    enum iwl_mvm_scan_type scan_type;
    enum iwl_mvm_scan_type hb_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;

    /* UMAC scan tracking */
    uint32_t scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];

    /* start time of last scan in TSF of the mac that requested the scan */
    uint64_t scan_start;

    /* the vif that requested the current scan */
    struct iwl_mvm_vif* scan_vif;

    /* rx chain antennas set through debugfs for the scan command */
    uint8_t scan_rx_ant;

#ifdef CPTCFG_IWLWIFI_BCAST_FILTERING
    /* broadcast filters to configure for each associated station */
    const struct iwl_fw_bcast_filter* bcast_filters;
#ifdef CPTCFG_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;

    uint8_t scan_last_antenna_idx; /* to toggle TX between antennas */
    uint8_t mgmt_last_antenna_idx;

    /* last smart fifo state that was successfully sent to firmware */
    enum iwl_sf_state sf_state;

#ifdef CPTCFG_IWLWIFI_DEBUGFS
    struct dentry* debugfs_dir;
    uint32_t dbgfs_sram_offset, dbgfs_sram_len;
    uint32_t 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;
    mtx_t drv_stats_lock;
    uint16_t dbgfs_rx_phyinfo;
#ifdef CPTCFG_IWLMVM_ADVANCED_QUOTA_MGMT
    struct {
        struct iwl_time_quota_cmd cmd;
        unsigned long last_update;
        uint32_t quota_used[NUM_MAC_INDEX_DRIVER];
    } quotadbg;
#endif /* CPTCFG_IWLMVM_ADVANCED_QUOTA_MGMT */
#endif
    struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];

    list_node_t time_event_list;
    mtx_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)];
    uint8_t fw_key_deleted[STA_KEY_MAX_NUM];

    /* references taken by the driver and spinlock protecting them */
    mtx_t refs_lock;
    uint8_t refs[IWL_MVM_REF_COUNT];

    uint8_t vif_count;

    /* -1 for always, 0 for never, >0 for that many times */
    int8_t fw_restart;

#ifdef CPTCFG_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 CPTCFG_IWLWIFI_DEBUGFS
    bool d3_wake_sysassert;
    bool d3_test_active;
    bool store_d3_resume_sram;
    void* d3_resume_sram;
    uint32_t d3_test_pme_ptr;
    struct ieee80211_vif* keep_vif;
    uint32_t last_netdetect_scans; /* no. of scans in the last net-detect wake */
#endif
#endif

    /* d0i3 */
    uint8_t d0i3_ap_sta_id;
    bool d0i3_offloading;
    struct work_struct d0i3_exit_work;
    struct sk_buff_head d0i3_tx;
    /* protect d0i3_suspend_flags */
    mtx_t d0i3_suspend_mutex;
    unsigned long d0i3_suspend_flags;
    /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
    mtx_t d0i3_tx_lock;
    wait_queue_head_t d0i3_exit_waitq;
    wait_queue_head_t rx_sync_waitq;

    /* BT-Coex */
    struct iwl_bt_coex_profile_notif last_bt_notif;
    struct iwl_bt_coex_ci_cmd last_bt_ci_cmd;

    uint8_t bt_tx_prio;
    enum iwl_bt_force_ant_mode bt_force_ant_mode;

#ifdef CPTCFG_IWLWIFI_LTE_COEX
    /* LTE-Coex */
    struct lte_coex_state lte_state;
#endif
    /* Aux ROC */
    list_node_t aux_roc_te_list;

#ifdef CPTCFG_IWLWIFI_FRQ_MGR
    /* 2G-Coex */
    bool coex_2g_enabled;
#endif
    /* 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

    int32_t 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 */

    unsigned long bt_coex_last_tcm_ts;

    uint8_t uapsd_noagg_bssid_write_idx;
    struct mac_address uapsd_noagg_bssids[IWL_MVM_UAPSD_NOAGG_BSSIDS_NUM] __aligned(2);

    struct iwl_mvm_tcm tcm;

#ifdef CPTCFG_IWLMVM_TDLS_PEER_CACHE
    list_node_t tdls_peer_cache_list;
    uint32_t tdls_peer_cache_cnt;
#endif

    struct iwl_time_quota_cmd last_quota_cmd;

#ifdef CPTCFG_NL80211_TESTMODE
    uint32_t noa_duration;
    struct ieee80211_vif* noa_vif;
#endif

    /* Tx queues */
    uint16_t aux_queue;
    uint16_t snif_queue;
    uint16_t probe_queue;
    uint16_t p2p_dev_queue;

    /* Indicate if device power save is allowed */
    uint8_t ps_disabled;        /* uint8_t 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;
    uint8_t csa_tx_block_bcn_timeout;

    /* system time of last beacon (for AP/GO interface) */
    uint32_t ap_last_beacon_gp2;

    /* indicates that we transmitted the last beacon */
    bool ibss_manager;

    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.
         */
        uint8_t cur_sta_id;

        /* TDLS periodic channel-switch peer */
        struct {
            uint8_t sta_id;
            uint8_t op_class;
            bool initiator; /* are we the link initiator */
            struct cfg80211_chan_def chandef;
            struct sk_buff* skb; /* ch sw template */
            uint32_t ch_sw_tm_ie;

            /* timestamp of last ch-sw request sent (GP2 time) */
            uint32_t sent_timestamp;
        } peer;
    } tdls_cs;

#ifdef CPTCFG_IWLMVM_VENDOR_CMDS
    union {
        struct iwl_dev_tx_power_cmd_v4 v4;
        struct iwl_dev_tx_power_cmd v5;
    } txp_cmd;
#endif

#ifdef CPTCFG_IWLMVM_P2P_OPPPS_TEST_WA
    /*
     * Add the following as part of a WA to pass P2P OPPPS certification
     * test. Refer to IWLMVM_P2P_OPPPS_TEST_WA description in
     * Kconfig.noupstream for details.
     */
    struct iwl_mvm_vif* p2p_opps_test_wa_vif;
#endif

    uint32_t ciphers[IWL_MVM_NUM_CIPHERS];
    struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
    struct iwl_mvm_tof_data tof_data;

#ifdef CPTCFG_IWLMVM_VENDOR_CMDS
    struct iwl_mcast_filter_cmd* mcast_active_filter_cmd;
    uint8_t rx_filters;
#endif

    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;

    /* does a monitor vif exist (only one can exist hence bool) */
    bool monitor_on;
#ifdef CONFIG_ACPI
    struct iwl_mvm_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
#ifdef CPTCFG_IWLMVM_VENDOR_CMDS
    uint8_t sar_chain_a_profile;
    uint8_t sar_chain_b_profile;
#endif
    struct iwl_mvm_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
#endif

#ifdef CPTCFG_IWLMVM_AX_SOFTAP_TESTMODE
    bool is_bar_enabled;
#endif
};

/* 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 - MVM status bits
 * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
 * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
 * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
 * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
 * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
 * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
 * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
 * @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
 * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
 * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
 */
enum iwl_mvm_status {
    IWL_MVM_STATUS_HW_RFKILL,
    IWL_MVM_STATUS_HW_CTKILL,
    IWL_MVM_STATUS_ROC_RUNNING,
    IWL_MVM_STATUS_HW_RESTART_REQUESTED,
    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_FIRMWARE_RUNNING,
    IWL_MVM_STATUS_NEED_FLUSH_P2P,
};

/* Keep track of completed init configuration */
enum iwl_mvm_init_status {
    IWL_MVM_INIT_STATUS_THERMAL_INIT_COMPLETE = BIT(0),
    IWL_MVM_INIT_STATUS_LEDS_INIT_COMPLETE = BIT(1),
    IWL_MVM_INIT_STATUS_REG_HW_INIT_COMPLETE = BIT(2),
    IWL_MVM_INIT_STATUS_TOF_INIT_COMPLETE = BIT(3),
};

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);
}

static inline bool iwl_mvm_firmware_running(struct iwl_mvm* mvm) {
    return test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &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, uint8_t 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,
                                                                   uint8_t 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_adaptive_dwell_supported(struct iwl_mvm* mvm) {
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_ADAPTIVE_DWELL);
}

static inline bool iwl_mvm_is_adaptive_dwell_v2_supported(struct iwl_mvm* mvm) {
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_ADAPTIVE_DWELL_V2);
}

static inline bool iwl_mvm_is_oce_supported(struct iwl_mvm* mvm) {
    /* OCE should never be enabled for LMAC scan FWs */
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_OCE);
}

static inline bool iwl_mvm_is_frag_ebs_supported(struct iwl_mvm* mvm) {
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_FRAG_EBS);
}

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, uint8_t 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, uint8_t 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->nvm_type == IWL_NVM_EXT) {
        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_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_has_unified_ucode(struct iwl_mvm* mvm) {
    /* TODO - better define this */
    return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
}

static inline bool iwl_mvm_is_cdb_supported(struct iwl_mvm* mvm) {
    /*
     * TODO:
     * The issue of how to determine CDB APIs and usage is still not fully
     * defined.
     * There is a compilation for CDB and non-CDB FW, but there may
     * be also runtime check.
     * For now there is a TLV for checking compilation mode, but a
     * runtime check will also have to be here - once defined.
     */
    return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CDB_SUPPORT);
}

static inline bool iwl_mvm_cdb_scan_api(struct iwl_mvm* mvm) {
    /*
     * TODO: should this be the same as iwl_mvm_is_cdb_supported()?
     * but then there's a little bit of code in scan that won't make
     * any sense...
     */
    return mvm->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000;
}

static inline bool iwl_mvm_has_new_rx_stats_api(struct iwl_mvm* mvm) {
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_NEW_RX_STATS);
}

static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm* mvm) {
    return fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY);
}

static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm* mvm) {
    return fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD);
}

static inline struct agg_tx_status* iwl_mvm_get_agg_status(struct iwl_mvm* mvm, void* tx_resp) {
    if (iwl_mvm_has_new_tx_api(mvm)) {
        return &((struct iwl_mvm_tx_resp*)tx_resp)->status;
    } else {
        return ((struct iwl_mvm_tx_resp_v3*)tx_resp)->status;
    }
}

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 uint8_t iwl_mvm_ac_to_tx_fifo[];
extern const uint8_t iwl_mvm_ac_to_gen2_tx_fifo[];

static inline uint8_t iwl_mvm_mac_ac_to_tx_fifo(struct iwl_mvm* mvm, enum ieee80211_ac_numbers ac) {
    return iwl_mvm_has_new_tx_api(mvm) ? iwl_mvm_ac_to_gen2_tx_fifo[ac] : iwl_mvm_ac_to_tx_fifo[ac];
}

struct iwl_rate_info {
    uint8_t plcp;       /* uCode API:  IWL_RATE_6M_PLCP, etc. */
    uint8_t plcp_siso;  /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
    uint8_t plcp_mimo2; /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
    uint8_t plcp_mimo3; /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
    uint8_t 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 */
zx_status_t iwl_run_init_mvm_ucode(struct iwl_mvm* mvm, bool read_nvm);

/* Utils */
int iwl_mvm_legacy_rate_to_mac80211_idx(uint32_t rate_n_flags, enum nl80211_band band);
void iwl_mvm_hwrate_to_tx_rate(uint32_t rate_n_flags, enum nl80211_band band,
                               struct ieee80211_tx_rate* r);
uint8_t iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
void iwl_mvm_dump_nic_error_log(struct iwl_mvm* mvm);
uint8_t first_antenna(uint8_t mask);
uint8_t iwl_mvm_next_antenna(struct iwl_mvm* mvm, uint8_t valid, uint8_t last_idx);
void iwl_mvm_get_sync_time(struct iwl_mvm* mvm, uint32_t* gp2, uint64_t* boottime);

/* 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, uint32_t id, uint32_t flags,
                                      uint16_t len, const void* data);
int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm* mvm, struct iwl_host_cmd* cmd,
                                         uint32_t* status);
int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm* mvm, uint32_t id, uint16_t len,
                                             const void* data, uint32_t* 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, uint8_t 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);
void iwl_mvm_mac_itxq_xmit(struct ieee80211_hw* hw, struct ieee80211_txq* txq);
unsigned int iwl_mvm_max_amsdu_size(struct iwl_mvm* mvm, struct ieee80211_sta* sta,
                                    unsigned int tid);

#ifdef CPTCFG_IWLWIFI_DEBUG
const char* iwl_mvm_get_tx_fail_reason(uint32_t status);
#else
static inline const char* iwl_mvm_get_tx_fail_reason(uint32_t status) {
    return "";
}
#endif
int iwl_mvm_flush_tx_path(struct iwl_mvm* mvm, uint32_t tfd_msk, uint32_t flags);
int iwl_mvm_flush_sta(struct iwl_mvm* mvm, void* sta, bool internal, uint32_t flags);
int iwl_mvm_flush_sta_tids(struct iwl_mvm* mvm, uint32_t sta_id, uint16_t tids, uint32_t 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) {
#if 0   // NEEDS_PORTING
    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);
#endif  // NEEDS_PORTING
}

static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm* mvm) {
#if 0   // NEEDS_PORTING
    flush_work(&mvm->async_handlers_wk);
#endif  // NEEDS_PORTING
}

/* 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);
int iwl_mvm_load_nvm_to_nic(struct iwl_mvm* mvm);

static inline uint8_t 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 uint8_t 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 void iwl_mvm_toggle_tx_ant(struct iwl_mvm* mvm, uint8_t* ant) {
#if 0   // NEEDS_PORTING
    *ant = iwl_mvm_next_antenna(mvm, iwl_mvm_get_valid_tx_ant(mvm), *ant);
#endif  // NEEDS_PORTING
}

static inline uint32_t iwl_mvm_get_phy_config(struct iwl_mvm* mvm) {
    uint32_t phy_config = ~(FW_PHY_CFG_TX_CHAIN | FW_PHY_CFG_RX_CHAIN);
    uint32_t valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm);
    uint32_t 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);
#ifdef CPTCFG_MAC80211_LATENCY_MEASUREMENTS
void iwl_mvm_tx_latency_wk(struct work_struct* wk);
void iwl_mvm_tx_latency_watchdog_wk(struct work_struct* wk);
#endif /* CPTCFG_MAC80211_LATENCY_MEASUREMENTS */

/*
 * FW notifications / CMD responses handlers
 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 */
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_monitor_ndp(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, uint32_t rxq_mask, const uint8_t* data,
                            uint32_t 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_mfu_assert_dump_notif(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, uint8_t chains_static,
                         uint8_t chains_dynamic);
int iwl_mvm_phy_ctxt_changed(struct iwl_mvm* mvm, struct iwl_mvm_phy_ctxt* ctxt,
                             struct cfg80211_chan_def* chandef, uint8_t chains_static,
                             uint8_t 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);
uint8_t iwl_mvm_get_channel_width(struct cfg80211_chan_def* chandef);
uint8_t 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);
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 uint8_t* bssid_override);
int iwl_mvm_mac_ctxt_remove(struct iwl_mvm* mvm, 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_sta_pm_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);
void iwl_mvm_probe_resp_data_notif(struct iwl_mvm* mvm, struct iwl_rx_cmd_buffer* rxb);
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 */
static inline size_t iwl_mvm_quota_cmd_size(struct iwl_mvm* mvm) {
    return iwl_mvm_has_quota_low_latency(mvm) ? sizeof(struct iwl_time_quota_cmd)
                                              : sizeof(struct iwl_time_quota_cmd_v1);
}

static inline struct iwl_time_quota_data* iwl_mvm_quota_cmd_get_quota(
    struct iwl_mvm* mvm, struct iwl_time_quota_cmd* cmd, int i) {
    struct iwl_time_quota_data_v1* quotas;

    if (iwl_mvm_has_quota_low_latency(mvm)) { return &cmd->quotas[i]; }

    quotas = (struct iwl_time_quota_data_v1*)cmd->quotas;
    return (struct iwl_time_quota_data*)&quotas[i];
}

int iwl_mvm_update_quotas(struct iwl_mvm* mvm, bool force_upload,
                          struct ieee80211_vif* disabled_vif);

#ifdef CPTCFG_IWLWIFI_DEBUG_HOST_CMD_ENABLED
int iwl_mvm_dhc_quota_enforce(struct iwl_mvm* mvm, struct iwl_mvm_vif* vif, int quota_percent);
#endif

#ifdef CPTCFG_IWLMVM_ADVANCED_QUOTA_MGMT
/**
 * enum iwl_mvm_quota_result - return value for advanced quota calculation
 * @IWL_MVM_QUOTA_OK: quota was calculated, upload the new command
 * @IWL_MVM_QUOTA_SKIP: skip quota upload, things didn't change enough
 * @IWL_MVM_QUOTA_ERROR: error in calculation, fall back to static
 */
enum iwl_mvm_quota_result {
    IWL_MVM_QUOTA_OK,
    IWL_MVM_QUOTA_SKIP,
    IWL_MVM_QUOTA_ERROR,
};

enum iwl_mvm_quota_result iwl_mvm_calculate_advanced_quotas(struct iwl_mvm* mvm,
                                                            struct ieee80211_vif* disabled_vif,
                                                            bool force_update,
                                                            struct iwl_time_quota_cmd* cmd);
ssize_t iwl_dbgfs_quota_status_read(struct file* file, char __user* user_buf, size_t count,
                                    loff_t* ppos);
#endif

/* 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);

/* MVM debugfs */
#ifdef CPTCFG_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 /* CPTCFG_IWLWIFI_DEBUGFS */

/* rate scaling */
int iwl_mvm_send_lq_cmd(struct iwl_mvm* mvm, struct iwl_lq_cmd* lq, bool sync);
void iwl_mvm_update_frame_stats(struct iwl_mvm* mvm, uint32_t rate, bool agg);
int rs_pretty_print_rate(char* buf, int bufsz, const uint32_t rate);
void rs_update_last_rssi(struct iwl_mvm* mvm, struct iwl_mvm_sta* mvmsta,
                         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 CPTCFG_IWLWIFI_LEDS
int iwl_mvm_leds_init(struct iwl_mvm* mvm);
void iwl_mvm_leds_exit(struct iwl_mvm* mvm);
void iwl_mvm_leds_sync(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) {}
static inline void iwl_mvm_leds_sync(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;
struct iwl_wowlan_status* iwl_mvm_send_wowlan_get_status(struct iwl_mvm* mvm);
#ifdef CONFIG_PM
int iwl_mvm_wowlan_config_key_params(struct iwl_mvm* mvm, struct ieee80211_vif* vif,
                                     bool host_awake, uint32_t 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, uint32_t 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, uint32_t 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);

#ifdef CONFIG_PM
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);
#endif

/* BT Coex */
int iwl_mvm_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);
uint16_t 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, uint8_t 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);
uint8_t iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm* mvm, uint8_t enabled_ants);
uint8_t iwl_mvm_bt_coex_tx_prio(struct iwl_mvm* mvm, struct ieee80211_hdr* hdr,
                                struct ieee80211_tx_info* info, uint8_t ac);

/* beacon filtering */
#ifdef CPTCFG_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,
                                   uint32_t flags);
int iwl_mvm_enable_beacon_filter(struct iwl_mvm* mvm, struct ieee80211_vif* vif, uint32_t flags);
int iwl_mvm_disable_beacon_filter(struct iwl_mvm* mvm, struct ieee80211_vif* vif, uint32_t 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 low_latency,
                               enum iwl_mvm_low_latency_cause cause);
/* get SystemLowLatencyMode - only needed for beacon threshold? */
bool iwl_mvm_low_latency(struct iwl_mvm* mvm);
bool iwl_mvm_low_latency_band(struct iwl_mvm* mvm, enum nl80211_band band);
void iwl_mvm_send_low_latency_cmd(struct iwl_mvm* mvm, bool low_latency, uint16_t mac_id);

/* 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;
}

static inline void iwl_mvm_vif_set_low_latency(struct iwl_mvm_vif* mvmvif, bool set,
                                               enum iwl_mvm_low_latency_cause cause) {
    if (set) {
        mvmvif->low_latency |= cause;
    } else {
        mvmvif->low_latency &= ~cause;
    }
}

/* Return a bitmask with all the hw supported queues, except for the
 * command queue, which can't be flushed.
 */
static inline uint32_t iwl_mvm_flushable_queues(struct iwl_mvm* mvm) {
    return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & ~BIT(IWL_MVM_DQA_CMD_QUEUE));
}

static inline void iwl_mvm_stop_device(struct iwl_mvm* mvm) {
    lockdep_assert_held(&mvm->mutex);
#if 0   // NEEDS_PORTING
    /* calling this function without using dump_start/end since at this
     * point we already hold the op mode mutex
     */
    iwl_fw_dbg_collect_sync(&mvm->fwrt);
    iwl_fw_cancel_timestamp(&mvm->fwrt);
    iwl_free_fw_paging(&mvm->fwrt);
    clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
    iwl_fw_dump_conf_clear(&mvm->fwrt);
    iwl_trans_stop_device(mvm->trans);
#endif  // NEEDS_PORTING
}

/* 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, uint16_t ssn);

/* Thermal management and CT-kill */
void iwl_mvm_tt_tx_backoff(struct iwl_mvm* mvm, uint32_t backoff);
void iwl_mvm_tt_temp_changed(struct iwl_mvm* mvm, uint32_t 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, uint32_t 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, int32_t* temp);
void iwl_mvm_ct_kill_notif(struct iwl_mvm* mvm, struct iwl_rx_cmd_buffer* rxb);
void iwl_mvm_enter_ctkill(struct iwl_mvm* mvm);
int iwl_mvm_send_temp_report_ths_cmd(struct iwl_mvm* mvm);
int iwl_mvm_ctdp_command(struct iwl_mvm* mvm, uint32_t op, uint32_t budget);

#ifdef CPTCFG_IWLWIFI_FRQ_MGR
/* Frequency Manager */
#define FM_2G_COEX_ENABLE_DISABLE 0xFFFFFFFF
#define FM_2G_COEX_ENABLE -100
#define FM_2G_COEX_DISABLE 25

enum iwl_fm_chan_change_action {
    IWL_FM_ADD_CHANCTX = 0,
    IWL_FM_REMOVE_CHANCTX = 1,
    IWL_FM_CHANGE_CHANCTX = 2,
};

int iwl_mvm_fm_set_tx_power(struct iwl_mvm* mvm, struct ieee80211_vif* vif, int8_t txpower);
void iwl_mvm_fm_notify_channel_change(struct ieee80211_chanctx_conf* ctx,
                                      enum iwl_fm_chan_change_action action);
void iwl_mvm_fm_notify_current_dcdc(void);
int iwl_mvm_fm_register(struct iwl_mvm* mvm);
int iwl_mvm_fm_unregister(struct iwl_mvm* mvm);
#endif

/* 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);

void iwl_mvm_set_wiphy_vendor_commands(struct wiphy* wiphy);

/* 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, uint8_t oper_class,
                                struct cfg80211_chan_def* chandef, struct sk_buff* tmpl_skb,
                                uint32_t 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);

#ifdef CPTCFG_IWLMVM_TDLS_PEER_CACHE
void iwl_mvm_tdls_peer_cache_pkt(struct iwl_mvm* mvm, struct ieee80211_hdr* hdr, uint32_t len,
                                 int rxq);
void iwl_mvm_tdls_peer_cache_clear(struct iwl_mvm* mvm, struct ieee80211_vif* vif);
struct iwl_mvm_tdls_peer_counter* iwl_mvm_tdls_peer_cache_find(struct iwl_mvm* mvm,
                                                               const uint8_t* addr);
#endif /* CPTCFG_IWLMVM_TDLS_PEER_CACHE */
void iwl_mvm_sync_rx_queues_internal(struct iwl_mvm* mvm, struct iwl_mvm_internal_rxq_notif* notif,
                                     uint32_t size);
void iwl_mvm_reorder_timer_expired(struct timer_list* t);
struct ieee80211_vif* iwl_mvm_get_bss_vif(struct iwl_mvm* mvm);
bool iwl_mvm_is_vif_assoc(struct iwl_mvm* mvm);

#define MVM_TCM_PERIOD_MSEC 500
#define MVM_TCM_PERIOD (HZ * MVM_TCM_PERIOD_MSEC / 1000)
#define MVM_LL_PERIOD (10 * HZ)
void iwl_mvm_tcm_work(struct work_struct* work);
void iwl_mvm_recalc_tcm(struct iwl_mvm* mvm);
void iwl_mvm_pause_tcm(struct iwl_mvm* mvm, bool with_cancel);
void iwl_mvm_resume_tcm(struct iwl_mvm* mvm);
void iwl_mvm_tcm_add_vif(struct iwl_mvm* mvm, struct ieee80211_vif* vif);
void iwl_mvm_tcm_rm_vif(struct iwl_mvm* mvm, struct ieee80211_vif* vif);
uint8_t iwl_mvm_tcm_load_percentage(uint32_t airtime, uint32_t elapsed);

#ifdef CPTCFG_IWLWIFI_LTE_COEX
int iwl_mvm_send_lte_coex_static_params_cmd(struct iwl_mvm* mvm);
int iwl_mvm_send_lte_coex_config_cmd(struct iwl_mvm* mvm);
int iwl_mvm_send_lte_coex_wifi_reported_channel_cmd(struct iwl_mvm* mvm);
int iwl_mvm_send_lte_sps_cmd(struct iwl_mvm* mvm);
int iwl_mvm_send_lte_fine_tuning_params_cmd(struct iwl_mvm* mvm);
void iwl_mvm_reset_lte_state(struct iwl_mvm* mvm);
void iwl_mvm_send_lte_commands(struct iwl_mvm* mvm);
#endif

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);
void iwl_mvm_event_frame_timeout_callback(struct iwl_mvm* mvm, struct ieee80211_vif* vif,
                                          const struct ieee80211_sta* sta, uint16_t tid);

#ifdef CPTCFG_IWLMVM_VENDOR_CMDS
void iwl_mvm_send_tcm_event(struct iwl_mvm* mvm, struct ieee80211_vif* vif);

void iwl_mvm_recalc_multicast(struct iwl_mvm* mvm);
int iwl_mvm_configure_bcast_filter(struct iwl_mvm* mvm);

void iwl_mvm_active_rx_filters(struct iwl_mvm* mvm);
#endif

/* NAN */
void iwl_mvm_nan_match(struct iwl_mvm* mvm, struct iwl_rx_cmd_buffer* rxb);
void iwl_mvm_nan_de_term_notif(struct iwl_mvm* mvm, struct iwl_rx_cmd_buffer* rxb);
int iwl_mvm_start_nan(struct ieee80211_hw* hw, struct ieee80211_vif* vif,
                      struct cfg80211_nan_conf* conf);
int iwl_mvm_stop_nan(struct ieee80211_hw* hw, struct ieee80211_vif* vif);
int iwl_mvm_add_nan_func(struct ieee80211_hw* hw, struct ieee80211_vif* vif,
                         const struct cfg80211_nan_func* nan_func);
void iwl_mvm_del_nan_func(struct ieee80211_hw* hw, struct ieee80211_vif* vif, uint8_t instance_id);
int iwl_mvm_nan_config_nan_faw_cmd(struct iwl_mvm* mvm, struct cfg80211_chan_def* chandef,
                                   uint8_t slots);

int iwl_mvm_sar_select_profile(struct iwl_mvm* mvm, int prof_a, int prof_b);
int iwl_mvm_get_sar_geo_profile(struct iwl_mvm* mvm);
#ifdef CPTCFG_IWLWIFI_DEBUGFS
void iwl_mvm_sta_add_debugfs(struct ieee80211_hw* hw, struct ieee80211_vif* vif,
                             struct ieee80211_sta* sta, struct dentry* dir);
#endif

/* 11ax Softap Test Mode */
#ifdef CPTCFG_IWLMVM_AX_SOFTAP_TESTMODE
void iwl_mvm_ax_softap_testmode_sta_add_debugfs(struct ieee80211_hw* hw, struct ieee80211_vif* vif,
                                                struct ieee80211_sta* sta, struct dentry* dir);
#endif

// The entry point for ops.c.
zx_status_t iwl_mvm_init(void);

#endif  // SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_MVM_MVM_H_