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mvm.h
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mvm.h
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/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
* Copyright (C) 2012-2014, 2018-2020 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
#ifndef __IWL_MVM_H__
#define __IWL_MVM_H__
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/leds.h>
#include <linux/in6.h>
#ifdef CONFIG_THERMAL
#include <linux/thermal.h>
#endif
#include <linux/ktime.h>
#include "iwl-op-mode.h"
#include "iwl-trans.h"
#include "fw/notif-wait.h"
#include "iwl-eeprom-parse.h"
#include "fw/file.h"
#include "iwl-config.h"
#include "sta.h"
#include "fw-api.h"
#include "constants.h"
#include "fw/runtime.h"
#include "fw/dbg.h"
#include "fw/acpi.h"
#include "iwl-nvm-parse.h"
#include <linux/average.h>
#define IWL_MVM_MAX_ADDRESSES 5
/* RSSI offset for WkP */
#define IWL_RSSI_OFFSET 50
#define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
#define IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG 16
/* 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.
* @power_scheme: one of enum iwl_power_scheme
*/
struct iwl_mvm_mod_params {
bool init_dbg;
int power_scheme;
};
extern struct iwl_mvm_mod_params iwlmvm_mod_params;
struct iwl_mvm_phy_ctxt {
u16 id;
u16 color;
u32 ref;
enum nl80211_chan_width width;
/*
* 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,
IWL_MVM_SMPS_REQ_FW,
NUM_IWL_MVM_SMPS_REQ,
};
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_force - low latency force mode set by debugfs
* @LOW_LATENCY_FORCE_UNSET: unset force mode
* @LOW_LATENCY_FORCE_ON: for low latency on
* @LOW_LATENCY_FORCE_OFF: for low latency off
* @NUM_LOW_LATENCY_FORCE: max num of modes
*/
enum iwl_mvm_low_latency_force {
LOW_LATENCY_FORCE_UNSET,
LOW_LATENCY_FORCE_ON,
LOW_LATENCY_FORCE_OFF,
NUM_LOW_LATENCY_FORCE
};
/**
* 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)
* @LOW_LATENCY_DEBUGFS_FORCE_ENABLE: indicate that force mode is enabled
* the actual set/unset is done with LOW_LATENCY_DEBUGFS_FORCE
* @LOW_LATENCY_DEBUGFS_FORCE: low latency force mode from debugfs
* set this with LOW_LATENCY_DEBUGFS_FORCE_ENABLE flag
* in low_latency.
*/
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),
LOW_LATENCY_DEBUGFS_FORCE_ENABLE = BIT(4),
LOW_LATENCY_DEBUGFS_FORCE = BIT(5),
};
/**
* 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: bit flags for low latency
* see enum &iwl_mvm_low_latency_cause for causes.
* @low_latency_actual: boolean, indicates low latency is set,
* as a result from low_latency bit flags and takes force into account.
* @authorized: indicates the AP station was set to authorized
* @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;
u16 id;
u16 color;
u8 ap_sta_id;
u8 bssid[ETH_ALEN];
bool associated;
u8 ap_assoc_sta_count;
u16 cab_queue;
bool uploaded;
bool ap_ibss_active;
bool pm_enabled;
bool monitor_active;
u8 low_latency: 6;
u8 low_latency_actual: 1;
u8 authorized:1;
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;
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 {
u8 kck[NL80211_KCK_EXT_LEN];
u8 kek[NL80211_KEK_EXT_LEN];
size_t kek_len;
size_t kck_len;
u32 akm;
__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];
struct delayed_work uapsd_nonagg_detected_wk;
/* Indicates that CSA countdown may be started */
bool csa_countdown;
bool csa_failed;
u16 csa_target_freq;
u16 csa_count;
u16 csa_misbehave;
struct delayed_work csa_work;
/* 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;
/* we can only have 2 GTK + 2 IGTK active at a time */
struct ieee80211_key_conf *ap_early_keys[4];
/* 26-tone RU OFDMA transmissions should be blocked */
bool he_ru_2mhz_block;
struct {
struct ieee80211_key_conf __rcu *keys[2];
} bcn_prot;
};
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,
IWL_SCAN_TYPE_FAST_BALANCE,
};
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;
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;
};
#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,
};
DECLARE_EWMA(rate, 16, 16)
struct iwl_mvm_tcm_mac {
struct {
u32 pkts[IEEE80211_NUM_ACS];
u32 airtime;
} tx;
struct {
u32 pkts[IEEE80211_NUM_ACS];
u32 airtime;
u32 last_ampdu_ref;
} rx;
struct {
/* track AP's transfer in client mode */
u64 rx_bytes;
struct ewma_rate rate;
bool detected;
} uapsd_nonagg_detect;
bool opened_rx_ba_sessions;
};
struct iwl_mvm_tcm {
struct delayed_work work;
spinlock_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 {
u32 elapsed; /* milliseconds for this TCM period */
u32 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];
} result;
};
/**
* 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
* @consec_oldsn_drops: consecutive drops due to old SN
* @consec_oldsn_ampdu_gp2: A-MPDU GP2 timestamp to track
* when to apply old SN consecutive drop workaround
* @consec_oldsn_prev_drop: track whether or not an MPDU
* that was single/part of the previous A-MPDU was
* dropped due to old SN
*/
struct iwl_mvm_reorder_buffer {
u16 head_sn;
u16 num_stored;
u16 buf_size;
int queue;
u16 last_amsdu;
u8 last_sub_index;
struct timer_list reorder_timer;
bool removed;
bool valid;
spinlock_t lock;
struct iwl_mvm *mvm;
unsigned int consec_oldsn_drops;
u32 consec_oldsn_ampdu_gp2;
unsigned int consec_oldsn_prev_drop:1;
} ____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;
u8 sta_id;
u8 tid;
u8 baid;
u16 timeout;
u16 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 (void *)((u8 *)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_txq {
struct list_head list;
u16 txq_id;
atomic_t tx_request;
bool stopped;
};
static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_mac80211(struct ieee80211_txq *txq)
{
return (void *)txq->drv_priv;
}
static inline struct iwl_mvm_txq *
iwl_mvm_txq_from_tid(struct ieee80211_sta *sta, u8 tid)
{
if (tid == IWL_MAX_TID_COUNT)
tid = IEEE80211_NUM_TIDS;
return (void *)sta->txq[tid]->drv_priv;
}
/**
* struct iwl_mvm_tvqm_txq_info - maps TVQM hw queue to tid
*
* @sta_id: sta id
* @txq_tid: txq tid
*/
struct iwl_mvm_tvqm_txq_info {
u8 sta_id;
u8 txq_tid;
};
struct iwl_mvm_dqa_txq_info {
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;
};
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 init_status;
unsigned long status;
u32 queue_sync_cookie;
unsigned long queue_sync_state;
/*
* for beacon filtering -
* currently only one interface can be supported
*/
struct iwl_mvm_vif *bf_allowed_vif;
bool hw_registered;
bool rfkill_safe_init_done;
u8 cca_40mhz_workaround;
u32 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 {
u64 rx_time;
u64 tx_time;
u64 on_time_rf;
u64 on_time_scan;
} radio_stats, accu_radio_stats;
struct list_head 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_MAX];
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;
/* 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 */
u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS];
/* start time of last scan in TSF of the mac that requested the scan */
u64 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 */
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;
/*
* Leave this pointer outside the ifdef below so that it can be
* assigned without ifdef in the source code.
*/
struct dentry *debugfs_dir;
#ifdef CONFIG_IWLWIFI_DEBUGFS
u32 dbgfs_sram_offset, dbgfs_sram_len;
u32 dbgfs_prph_reg_addr;
bool disable_power_off;
bool disable_power_off_d3;
bool beacon_inject_active;
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 debugfs_blob_wrapper nvm_reg_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];
u8 vif_count;
struct ieee80211_vif __rcu *vif_id_to_mac[NUM_MAC_INDEX_DRIVER];
/* -1 for always, 0 for never, >0 for that many times */
s8 fw_restart;
u8 *error_recovery_buf;
#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;
u8 offload_tid;
#ifdef CONFIG_IWLWIFI_DEBUGFS
bool d3_wake_sysassert;
bool d3_test_active;
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
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;
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 */
bool fw_static_smps_request;
unsigned long bt_coex_last_tcm_ts;
struct iwl_mvm_tcm tcm;