/****************************************************************************** * * Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * The full GNU General Public License is included in this distribution in the * file called LICENSE. * * Contact Information: * Intel Linux Wireless * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * *****************************************************************************/ /* * Please use this file (iwl-dev.h) for driver implementation definitions. * Please use iwl-commands.h for uCode API definitions. */ #ifndef __iwl_dev_h__ #define __iwl_dev_h__ #include #include #include #include #include #include #include "iwl-eeprom.h" #include "iwl-csr.h" #include "iwl-debug.h" #include "iwl-agn-hw.h" #include "iwl-led.h" #include "iwl-power.h" #include "iwl-agn-rs.h" #include "iwl-agn-tt.h" #include "iwl-trans.h" #include "iwl-shared.h" #include "iwl-op-mode.h" #include "iwl-notif-wait.h" struct iwl_tx_queue; /* CT-KILL constants */ #define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */ #define CT_KILL_THRESHOLD 114 /* in Celsius */ #define CT_KILL_EXIT_THRESHOLD 95 /* in Celsius */ /* Default noise level to report when noise measurement is not available. * This may be because we're: * 1) Not associated no beacon statistics being sent to driver) * 2) Scanning (noise measurement does not apply to associated channel) * Use default noise value of -127 ... this is below the range of measurable * Rx dBm for all agn devices, so it can indicate "unmeasurable" to user. * Also, -127 works better than 0 when averaging frames with/without * noise info (e.g. averaging might be done in app); measured dBm values are * always negative ... using a negative value as the default keeps all * averages within an s8's (used in some apps) range of negative values. */ #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) /* * RTS threshold here is total size [2347] minus 4 FCS bytes * Per spec: * a value of 0 means RTS on all data/management packets * a value > max MSDU size means no RTS * else RTS for data/management frames where MPDU is larger * than RTS value. */ #define DEFAULT_RTS_THRESHOLD 2347U #define MIN_RTS_THRESHOLD 0U #define MAX_RTS_THRESHOLD 2347U #define MAX_MSDU_SIZE 2304U #define MAX_MPDU_SIZE 2346U #define DEFAULT_BEACON_INTERVAL 200U #define DEFAULT_SHORT_RETRY_LIMIT 7U #define DEFAULT_LONG_RETRY_LIMIT 4U #define IWL_NUM_SCAN_RATES (2) /* * One for each channel, holds all channel setup data * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant * with one another! */ struct iwl_channel_info { struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ struct iwl_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for * HT40 channel */ u8 channel; /* channel number */ u8 flags; /* flags copied from EEPROM */ s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ s8 min_power; /* always 0 */ s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ enum ieee80211_band band; /* HT40 channel info */ s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ u8 ht40_flags; /* flags copied from EEPROM */ u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */ }; /* * Minimum number of queues. MAX_NUM is defined in hw specific files. * Set the minimum to accommodate * - 4 standard TX queues * - the command queue * - 4 PAN TX queues * - the PAN multicast queue, and * - the AUX (TX during scan dwell) queue. */ #define IWL_MIN_NUM_QUEUES 11 /* * Command queue depends on iPAN support. */ #define IWL_DEFAULT_CMD_QUEUE_NUM 4 #define IWL_IPAN_CMD_QUEUE_NUM 9 #define IEEE80211_DATA_LEN 2304 #define IEEE80211_4ADDR_LEN 30 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 #define IWL_SUPPORTED_RATES_IE_LEN 8 #define IWL_INVALID_RATE 0xFF #define IWL_INVALID_VALUE -1 union iwl_ht_rate_supp { u16 rates; struct { u8 siso_rate; u8 mimo_rate; }; }; #define CFG_HT_RX_AMPDU_FACTOR_8K (0x0) #define CFG_HT_RX_AMPDU_FACTOR_16K (0x1) #define CFG_HT_RX_AMPDU_FACTOR_32K (0x2) #define CFG_HT_RX_AMPDU_FACTOR_64K (0x3) #define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K #define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K #define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K /* * Maximal MPDU density for TX aggregation * 4 - 2us density * 5 - 4us density * 6 - 8us density * 7 - 16us density */ #define CFG_HT_MPDU_DENSITY_2USEC (0x4) #define CFG_HT_MPDU_DENSITY_4USEC (0x5) #define CFG_HT_MPDU_DENSITY_8USEC (0x6) #define CFG_HT_MPDU_DENSITY_16USEC (0x7) #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC #define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC #define CFG_HT_MPDU_DENSITY_MIN (0x1) struct iwl_ht_config { bool single_chain_sufficient; enum ieee80211_smps_mode smps; /* current smps mode */ }; /* QoS structures */ struct iwl_qos_info { int qos_active; struct iwl_qosparam_cmd def_qos_parm; }; /** * enum iwl_agg_state * * The state machine of the BA agreement establishment / tear down. * These states relate to a specific RA / TID. * * @IWL_AGG_OFF: aggregation is not used * @IWL_AGG_ON: aggregation session is up * @IWL_EMPTYING_HW_QUEUE_ADDBA: establishing a BA session - waiting for the * HW queue to be empty from packets for this RA /TID. * @IWL_EMPTYING_HW_QUEUE_DELBA: tearing down a BA session - waiting for the * HW queue to be empty from packets for this RA /TID. */ enum iwl_agg_state { IWL_AGG_OFF = 0, IWL_AGG_ON, IWL_EMPTYING_HW_QUEUE_ADDBA, IWL_EMPTYING_HW_QUEUE_DELBA, }; /** * struct iwl_ht_agg - aggregation state machine * This structs holds the states for the BA agreement establishment and tear * down. It also holds the state during the BA session itself. This struct is * duplicated for each RA / TID. * @rate_n_flags: Rate at which Tx was attempted. Holds the data between the * Tx response (REPLY_TX), and the block ack notification * (REPLY_COMPRESSED_BA). * @state: state of the BA agreement establishment / tear down. * @txq_id: Tx queue used by the BA session - used by the transport layer. * Needed by the upper layer for debugfs only. * @ssn: the first packet to be sent in AGG HW queue in Tx AGG start flow, or * the first packet to be sent in legacy HW queue in Tx AGG stop flow. * Basically when next_reclaimed reaches ssn, we can tell mac80211 that * we are ready to finish the Tx AGG stop / start flow. * @wait_for_ba: Expect block-ack before next Tx reply */ struct iwl_ht_agg { u32 rate_n_flags; enum iwl_agg_state state; u16 txq_id; u16 ssn; bool wait_for_ba; }; /** * struct iwl_tid_data - one for each RA / TID * This structs holds the states for each RA / TID. * @seq_number: the next WiFi sequence number to use * @next_reclaimed: the WiFi sequence number of the next packet to be acked. * This is basically (last acked packet++). * @agg: aggregation state machine */ struct iwl_tid_data { u16 seq_number; u16 next_reclaimed; struct iwl_ht_agg agg; }; /* * Structure should be accessed with sta_lock held. When station addition * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock * held. */ struct iwl_station_entry { struct iwl_addsta_cmd sta; u8 used, ctxid; struct iwl_link_quality_cmd *lq; }; /* * iwl_station_priv: Driver's private station information * * When mac80211 creates a station it reserves some space (hw->sta_data_size) * in the structure for use by driver. This structure is places in that * space. */ struct iwl_station_priv { struct iwl_rxon_context *ctx; struct iwl_lq_sta lq_sta; atomic_t pending_frames; bool client; bool asleep; u8 max_agg_bufsize; u8 sta_id; }; /** * struct iwl_vif_priv - driver's private per-interface information * * When mac80211 allocates a virtual interface, it can allocate * space for us to put data into. */ struct iwl_vif_priv { struct iwl_rxon_context *ctx; u8 ibss_bssid_sta_id; }; struct iwl_sensitivity_ranges { u16 min_nrg_cck; u16 nrg_th_cck; u16 nrg_th_ofdm; u16 auto_corr_min_ofdm; u16 auto_corr_min_ofdm_mrc; u16 auto_corr_min_ofdm_x1; u16 auto_corr_min_ofdm_mrc_x1; u16 auto_corr_max_ofdm; u16 auto_corr_max_ofdm_mrc; u16 auto_corr_max_ofdm_x1; u16 auto_corr_max_ofdm_mrc_x1; u16 auto_corr_max_cck; u16 auto_corr_max_cck_mrc; u16 auto_corr_min_cck; u16 auto_corr_min_cck_mrc; u16 barker_corr_th_min; u16 barker_corr_th_min_mrc; u16 nrg_th_cca; }; #define KELVIN_TO_CELSIUS(x) ((x)-273) #define CELSIUS_TO_KELVIN(x) ((x)+273) /****************************************************************************** * * Functions implemented in core module which are forward declared here * for use by iwl-[4-5].c * * NOTE: The implementation of these functions are not hardware specific * which is why they are in the core module files. * * Naming convention -- * iwl_ <-- Is part of iwlwifi * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) * ****************************************************************************/ extern void iwl_update_chain_flags(struct iwl_priv *priv); extern const u8 iwl_bcast_addr[ETH_ALEN]; #define IWL_OPERATION_MODE_AUTO 0 #define IWL_OPERATION_MODE_HT_ONLY 1 #define IWL_OPERATION_MODE_MIXED 2 #define IWL_OPERATION_MODE_20MHZ 3 #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 /* Sensitivity and chain noise calibration */ #define INITIALIZATION_VALUE 0xFFFF #define IWL_CAL_NUM_BEACONS 16 #define MAXIMUM_ALLOWED_PATHLOSS 15 #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 #define MAX_FA_OFDM 50 #define MIN_FA_OFDM 5 #define MAX_FA_CCK 50 #define MIN_FA_CCK 5 #define AUTO_CORR_STEP_OFDM 1 #define AUTO_CORR_STEP_CCK 3 #define AUTO_CORR_MAX_TH_CCK 160 #define NRG_DIFF 2 #define NRG_STEP_CCK 2 #define NRG_MARGIN 8 #define MAX_NUMBER_CCK_NO_FA 100 #define AUTO_CORR_CCK_MIN_VAL_DEF (125) #define CHAIN_A 0 #define CHAIN_B 1 #define CHAIN_C 2 #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 #define ALL_BAND_FILTER 0xFF00 #define IN_BAND_FILTER 0xFF #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF #define NRG_NUM_PREV_STAT_L 20 #define NUM_RX_CHAINS 3 enum iwlagn_false_alarm_state { IWL_FA_TOO_MANY = 0, IWL_FA_TOO_FEW = 1, IWL_FA_GOOD_RANGE = 2, }; enum iwlagn_chain_noise_state { IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ IWL_CHAIN_NOISE_ACCUMULATE, IWL_CHAIN_NOISE_CALIBRATED, IWL_CHAIN_NOISE_DONE, }; /* Sensitivity calib data */ struct iwl_sensitivity_data { u32 auto_corr_ofdm; u32 auto_corr_ofdm_mrc; u32 auto_corr_ofdm_x1; u32 auto_corr_ofdm_mrc_x1; u32 auto_corr_cck; u32 auto_corr_cck_mrc; u32 last_bad_plcp_cnt_ofdm; u32 last_fa_cnt_ofdm; u32 last_bad_plcp_cnt_cck; u32 last_fa_cnt_cck; u32 nrg_curr_state; u32 nrg_prev_state; u32 nrg_value[10]; u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; u32 nrg_silence_ref; u32 nrg_energy_idx; u32 nrg_silence_idx; u32 nrg_th_cck; s32 nrg_auto_corr_silence_diff; u32 num_in_cck_no_fa; u32 nrg_th_ofdm; u16 barker_corr_th_min; u16 barker_corr_th_min_mrc; u16 nrg_th_cca; }; /* Chain noise (differential Rx gain) calib data */ struct iwl_chain_noise_data { u32 active_chains; u32 chain_noise_a; u32 chain_noise_b; u32 chain_noise_c; u32 chain_signal_a; u32 chain_signal_b; u32 chain_signal_c; u16 beacon_count; u8 disconn_array[NUM_RX_CHAINS]; u8 delta_gain_code[NUM_RX_CHAINS]; u8 radio_write; u8 state; }; enum { MEASUREMENT_READY = (1 << 0), MEASUREMENT_ACTIVE = (1 << 1), }; enum iwl_nvm_type { NVM_DEVICE_TYPE_EEPROM = 0, NVM_DEVICE_TYPE_OTP, }; /* * Two types of OTP memory access modes * IWL_OTP_ACCESS_ABSOLUTE - absolute address mode, * based on physical memory addressing * IWL_OTP_ACCESS_RELATIVE - relative address mode, * based on logical memory addressing */ enum iwl_access_mode { IWL_OTP_ACCESS_ABSOLUTE, IWL_OTP_ACCESS_RELATIVE, }; /* reply_tx_statistics (for _agn devices) */ struct reply_tx_error_statistics { u32 pp_delay; u32 pp_few_bytes; u32 pp_bt_prio; u32 pp_quiet_period; u32 pp_calc_ttak; u32 int_crossed_retry; u32 short_limit; u32 long_limit; u32 fifo_underrun; u32 drain_flow; u32 rfkill_flush; u32 life_expire; u32 dest_ps; u32 host_abort; u32 bt_retry; u32 sta_invalid; u32 frag_drop; u32 tid_disable; u32 fifo_flush; u32 insuff_cf_poll; u32 fail_hw_drop; u32 sta_color_mismatch; u32 unknown; }; /* reply_agg_tx_statistics (for _agn devices) */ struct reply_agg_tx_error_statistics { u32 underrun; u32 bt_prio; u32 few_bytes; u32 abort; u32 last_sent_ttl; u32 last_sent_try; u32 last_sent_bt_kill; u32 scd_query; u32 bad_crc32; u32 response; u32 dump_tx; u32 delay_tx; u32 unknown; }; /* management statistics */ enum iwl_mgmt_stats { MANAGEMENT_ASSOC_REQ = 0, MANAGEMENT_ASSOC_RESP, MANAGEMENT_REASSOC_REQ, MANAGEMENT_REASSOC_RESP, MANAGEMENT_PROBE_REQ, MANAGEMENT_PROBE_RESP, MANAGEMENT_BEACON, MANAGEMENT_ATIM, MANAGEMENT_DISASSOC, MANAGEMENT_AUTH, MANAGEMENT_DEAUTH, MANAGEMENT_ACTION, MANAGEMENT_MAX, }; /* control statistics */ enum iwl_ctrl_stats { CONTROL_BACK_REQ = 0, CONTROL_BACK, CONTROL_PSPOLL, CONTROL_RTS, CONTROL_CTS, CONTROL_ACK, CONTROL_CFEND, CONTROL_CFENDACK, CONTROL_MAX, }; struct traffic_stats { #ifdef CONFIG_IWLWIFI_DEBUGFS u32 mgmt[MANAGEMENT_MAX]; u32 ctrl[CONTROL_MAX]; u32 data_cnt; u64 data_bytes; #endif }; /* * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds * to perform continuous uCode event logging operation if enabled */ #define UCODE_TRACE_PERIOD (10) /* * iwl_event_log: current uCode event log position * * @ucode_trace: enable/disable ucode continuous trace timer * @num_wraps: how many times the event buffer wraps * @next_entry: the entry just before the next one that uCode would fill * @non_wraps_count: counter for no wrap detected when dump ucode events * @wraps_once_count: counter for wrap once detected when dump ucode events * @wraps_more_count: counter for wrap more than once detected * when dump ucode events */ struct iwl_event_log { bool ucode_trace; u32 num_wraps; u32 next_entry; int non_wraps_count; int wraps_once_count; int wraps_more_count; }; /* * This is the threshold value of plcp error rate per 100mSecs. It is * used to set and check for the validity of plcp_delta. */ #define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (1) #define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) #define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) #define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) #define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) #define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0) #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) #define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5) /* TX queue watchdog timeouts in mSecs */ #define IWL_DEF_WD_TIMEOUT (2000) #define IWL_LONG_WD_TIMEOUT (10000) #define IWL_MAX_WD_TIMEOUT (120000) /* BT Antenna Coupling Threshold (dB) */ #define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35) /* Firmware reload counter and Timestamp */ #define IWL_MIN_RELOAD_DURATION 1000 /* 1000 ms */ #define IWL_MAX_CONTINUE_RELOAD_CNT 4 enum iwl_reset { IWL_RF_RESET = 0, IWL_FW_RESET, IWL_MAX_FORCE_RESET, }; struct iwl_force_reset { int reset_request_count; int reset_success_count; int reset_reject_count; unsigned long reset_duration; unsigned long last_force_reset_jiffies; }; /* extend beacon time format bit shifting */ /* * for _agn devices * bits 31:22 - extended * bits 21:0 - interval */ #define IWLAGN_EXT_BEACON_TIME_POS 22 struct iwl_rxon_context { struct ieee80211_vif *vif; /* * We could use the vif to indicate active, but we * also need it to be active during disabling when * we already removed the vif for type setting. */ bool always_active, is_active; bool ht_need_multiple_chains; enum iwl_rxon_context_id ctxid; u32 interface_modes, exclusive_interface_modes; u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype; /* * We declare this const so it can only be * changed via explicit cast within the * routines that actually update the physical * hardware. */ const struct iwl_rxon_cmd active; struct iwl_rxon_cmd staging; struct iwl_rxon_time_cmd timing; struct iwl_qos_info qos_data; u8 bcast_sta_id, ap_sta_id; u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd; u8 qos_cmd; u8 wep_key_cmd; struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; u8 key_mapping_keys; __le32 station_flags; int beacon_int; struct { bool non_gf_sta_present; u8 protection; bool enabled, is_40mhz; u8 extension_chan_offset; } ht; }; enum iwl_scan_type { IWL_SCAN_NORMAL, IWL_SCAN_RADIO_RESET, IWL_SCAN_ROC, }; #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE struct iwl_testmode_trace { u32 buff_size; u32 total_size; u32 num_chunks; u8 *cpu_addr; u8 *trace_addr; dma_addr_t dma_addr; bool trace_enabled; }; struct iwl_testmode_mem { u32 buff_size; u32 num_chunks; u8 *buff_addr; bool read_in_progress; }; #endif struct iwl_wipan_noa_data { struct rcu_head rcu_head; u32 length; u8 data[]; }; #define IWL_OP_MODE_GET_DVM(_iwl_op_mode) \ ((struct iwl_priv *) ((_iwl_op_mode)->op_mode_specific)) #define IWL_MAC80211_GET_DVM(_hw) \ ((struct iwl_priv *) ((struct iwl_op_mode *) \ (_hw)->priv)->op_mode_specific) struct iwl_priv { /*data shared among all the driver's layers */ struct iwl_shared *shrd; const struct iwl_fw *fw; unsigned long status; spinlock_t sta_lock; struct mutex mutex; unsigned long transport_queue_stop; bool passive_no_rx; /* ieee device used by generic ieee processing code */ struct ieee80211_hw *hw; struct ieee80211_channel *ieee_channels; struct ieee80211_rate *ieee_rates; struct list_head calib_results; struct workqueue_struct *workqueue; enum ieee80211_band band; void (*pre_rx_handler)(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb); int (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, struct iwl_device_cmd *cmd); struct iwl_notif_wait_data notif_wait; struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; /* spectrum measurement report caching */ struct iwl_spectrum_notification measure_report; u8 measurement_status; #define IWL_OWNERSHIP_DRIVER 0 #define IWL_OWNERSHIP_TM 1 u8 ucode_owner; /* ucode beacon time */ u32 ucode_beacon_time; int missed_beacon_threshold; /* track IBSS manager (last beacon) status */ u32 ibss_manager; /* jiffies when last recovery from statistics was performed */ unsigned long rx_statistics_jiffies; /*counters */ u32 rx_handlers_stats[REPLY_MAX]; /* force reset */ struct iwl_force_reset force_reset[IWL_MAX_FORCE_RESET]; /* firmware reload counter and timestamp */ unsigned long reload_jiffies; int reload_count; bool ucode_loaded; bool init_ucode_run; /* Don't run init uCode again */ /* we allocate array of iwl_channel_info for NIC's valid channels. * Access via channel # using indirect index array */ struct iwl_channel_info *channel_info; /* channel info array */ u8 channel_count; /* # of channels */ u8 plcp_delta_threshold; /* thermal calibration */ s32 temperature; /* Celsius */ s32 last_temperature; struct iwl_wipan_noa_data __rcu *noa_data; /* Scan related variables */ unsigned long scan_start; unsigned long scan_start_tsf; void *scan_cmd; enum ieee80211_band scan_band; struct cfg80211_scan_request *scan_request; struct ieee80211_vif *scan_vif; enum iwl_scan_type scan_type; u8 scan_tx_ant[IEEE80211_NUM_BANDS]; u8 mgmt_tx_ant; /* max number of station keys */ u8 sta_key_max_num; bool new_scan_threshold_behaviour; bool wowlan; /* EEPROM MAC addresses */ struct mac_address addresses[2]; struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; __le16 switch_channel; u16 active_rate; u8 start_calib; struct iwl_sensitivity_data sensitivity_data; struct iwl_chain_noise_data chain_noise_data; __le16 sensitivity_tbl[HD_TABLE_SIZE]; __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES]; struct iwl_ht_config current_ht_config; /* Rate scaling data */ u8 retry_rate; int activity_timer_active; /* counts mgmt, ctl, and data packets */ struct traffic_stats tx_stats; struct traffic_stats rx_stats; struct iwl_power_mgr power_data; struct iwl_tt_mgmt thermal_throttle; /* station table variables */ int num_stations; struct iwl_station_entry stations[IWLAGN_STATION_COUNT]; unsigned long ucode_key_table; struct iwl_tid_data tid_data[IWLAGN_STATION_COUNT][IWL_MAX_TID_COUNT]; u8 mac80211_registered; /* Indication if ieee80211_ops->open has been called */ u8 is_open; enum nl80211_iftype iw_mode; /* Last Rx'd beacon timestamp */ u64 timestamp; struct { __le32 flag; struct statistics_general_common common; struct statistics_rx_non_phy rx_non_phy; struct statistics_rx_phy rx_ofdm; struct statistics_rx_ht_phy rx_ofdm_ht; struct statistics_rx_phy rx_cck; struct statistics_tx tx; #ifdef CONFIG_IWLWIFI_DEBUGFS struct statistics_bt_activity bt_activity; __le32 num_bt_kills, accum_num_bt_kills; #endif spinlock_t lock; } statistics; #ifdef CONFIG_IWLWIFI_DEBUGFS struct { struct statistics_general_common common; struct statistics_rx_non_phy rx_non_phy; struct statistics_rx_phy rx_ofdm; struct statistics_rx_ht_phy rx_ofdm_ht; struct statistics_rx_phy rx_cck; struct statistics_tx tx; struct statistics_bt_activity bt_activity; } accum_stats, delta_stats, max_delta_stats; #endif /* * reporting the number of tids has AGG on. 0 means * no AGGREGATION */ u8 agg_tids_count; struct iwl_rx_phy_res last_phy_res; bool last_phy_res_valid; /* * chain noise reset and gain commands are the * two extra calibration commands follows the standard * phy calibration commands */ u8 phy_calib_chain_noise_reset_cmd; u8 phy_calib_chain_noise_gain_cmd; /* counts reply_tx error */ struct reply_tx_error_statistics reply_tx_stats; struct reply_agg_tx_error_statistics reply_agg_tx_stats; /* remain-on-channel offload support */ struct ieee80211_channel *hw_roc_channel; struct delayed_work hw_roc_disable_work; enum nl80211_channel_type hw_roc_chantype; int hw_roc_duration; bool hw_roc_setup, hw_roc_start_notified; /* bt coex */ u8 bt_enable_flag; u8 bt_status; u8 bt_traffic_load, last_bt_traffic_load; bool bt_ch_announce; bool bt_full_concurrent; bool bt_ant_couple_ok; __le32 kill_ack_mask; __le32 kill_cts_mask; __le16 bt_valid; u16 bt_on_thresh; u16 bt_duration; u16 dynamic_frag_thresh; u8 bt_ci_compliance; struct work_struct bt_traffic_change_work; bool bt_enable_pspoll; struct iwl_rxon_context *cur_rssi_ctx; bool bt_is_sco; struct work_struct restart; struct work_struct scan_completed; struct work_struct abort_scan; struct work_struct beacon_update; struct iwl_rxon_context *beacon_ctx; struct sk_buff *beacon_skb; void *beacon_cmd; struct work_struct tt_work; struct work_struct ct_enter; struct work_struct ct_exit; struct work_struct start_internal_scan; struct work_struct tx_flush; struct work_struct bt_full_concurrency; struct work_struct bt_runtime_config; struct delayed_work scan_check; /* TX Power */ s8 tx_power_user_lmt; s8 tx_power_device_lmt; s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */ s8 tx_power_next; #ifdef CONFIG_IWLWIFI_DEBUGFS /* debugfs */ u16 tx_traffic_idx; u16 rx_traffic_idx; u8 *tx_traffic; u8 *rx_traffic; struct dentry *debugfs_dir; u32 dbgfs_sram_offset, dbgfs_sram_len; bool disable_ht40; void *wowlan_sram; #endif /* CONFIG_IWLWIFI_DEBUGFS */ struct work_struct txpower_work; u32 disable_sens_cal; u32 disable_chain_noise_cal; struct work_struct run_time_calib_work; struct timer_list statistics_periodic; struct timer_list ucode_trace; struct timer_list watchdog; struct iwl_event_log event_log; struct led_classdev led; unsigned long blink_on, blink_off; bool led_registered; #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE struct iwl_testmode_trace testmode_trace; struct iwl_testmode_mem testmode_mem; u32 tm_fixed_rate; #endif /* WoWLAN GTK rekey data */ u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; __le64 replay_ctr; __le16 last_seq_ctl; bool have_rekey_data; }; /*iwl_priv */ extern struct kmem_cache *iwl_tx_cmd_pool; extern struct iwl_mod_params iwlagn_mod_params; static inline struct iwl_rxon_context * iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) { struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; return vif_priv->ctx; } #define for_each_context(priv, ctx) \ for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \ ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \ if (priv->shrd->valid_contexts & BIT(ctx->ctxid)) static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx) { return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; } static inline int iwl_is_associated(struct iwl_priv *priv, enum iwl_rxon_context_id ctxid) { return iwl_is_associated_ctx(&priv->contexts[ctxid]); } static inline int iwl_is_any_associated(struct iwl_priv *priv) { struct iwl_rxon_context *ctx; for_each_context(priv, ctx) if (iwl_is_associated_ctx(ctx)) return true; return false; } static inline int is_channel_valid(const struct iwl_channel_info *ch_info) { if (ch_info == NULL) return 0; return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; } static inline int is_channel_radar(const struct iwl_channel_info *ch_info) { return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; } static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) { return ch_info->band == IEEE80211_BAND_5GHZ; } static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) { return ch_info->band == IEEE80211_BAND_2GHZ; } static inline int is_channel_passive(const struct iwl_channel_info *ch) { return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; } static inline int is_channel_ibss(const struct iwl_channel_info *ch) { return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; } #endif /* __iwl_dev_h__ */