Linux 802.11 Driver Developer’s Guide

• Introduction
• cfg80211 subsystem
  • Device registration
    • ieee80211_channel_flags
    • ieee80211_channel
    • ieee80211_rate_flags
    • ieee80211_rate
    • ieee80211_sta_ht_cap
    • ieee80211_supported_band
    • wiphy_read_of_freq_limits()
    • cfg80211_signal_type
    • wiphy_params_flags
    • wiphy_flags
    • ieee80211_iface_limit
    • ieee80211_iface_combination
    • wiphy
    • wiphy_priv()
    • priv_to_wiphy()
    • set_wiphy_dev()
    • wiphy_dev()
    • wiphy_name()
    • wiphy_new()
    • wiphy_register()
    • wiphy_unregister()
    • wiphy_free()
    • wireless_dev
    • wdev_priv()
    • cfg80211_check_combinations()
  • Actions and configuration
    • vif_params
    • key_params
    • survey_info_flags
    • survey_info
    • cfg80211_crypto_settings
    • cfg80211_beacon_data
    • cfg80211_ap_settings
    • station_parameters
    • rate_info_flags
    • rate_info
    • station_info
    • monitor_flags
    • mpath_info_flags
    • mpath_info
    • bss_parameters
    • ieee80211_txq_params
    • cfg80211_auth_request
    • cfg80211_assoc_request
    • cfg80211_deauth_request
    • cfg80211_disassoc_request
    • cfg80211_ibss_params
    • cfg80211_connect_params
    • cfg80211_pmksa
    • cfg80211_ops
    • cfg80211_rx_mlme_mgmt()
    • cfg80211_auth_timeout()
    • cfg80211_rx_assoc_resp()
    • cfg80211_tx_mlme_mgmt()
    • cfg80211_michael_mic_failure()
    • cfg80211_ibss_joined()
    • cfg80211_connect_resp_params
    • cfg80211_connect_done()
    • cfg80211_connect_bss()
    • cfg80211_connect_result()
    • cfg80211_connect_timeout()
    • cfg80211_roamed()
    • cfg80211_disconnected()
    • cfg80211_ready_on_channel()
    • cfg80211_remain_on_channel_expired()
    • cfg80211_new_sta()
    • cfg80211_rx_mgmt()
    • cfg80211_mgmt_tx_status()
    • cfg80211_cqm_rssi_notify()
    • cfg80211_cqm_pktloss_notify()
  • Scanning and BSS list handling
    • cfg80211_ssid
    • cfg80211_scan_request
    • cfg80211_inform_bss
    • cfg80211_bss
    • ieee80211_bss_get_ie()
    • cfg80211_find_ie()
    • cfg80211_scan_done()
    • cfg80211_inform_bss_frame_data()
    • cfg80211_inform_bss_data()
    • cfg80211_unlink_bss()
  • Utility functions
    • ieee80211_channel_to_frequency()
    • ieee80211_frequency_to_channel()
    • ieee80211_get_channel()
    • ieee80211_get_response_rate()
    • ieee80211_radiotap_iterator
    • ieee80211_get_hdrlen_from_skb()
    • ieee80211_hdrlen()
  • Data path helpers
    • ieee80211_data_to_8023()
    • ieee80211_amsdu_to_8023s()
    • cfg80211_classify8021d()
  • Regulatory enforcement infrastructure
    • regulatory_hint()
    • wiphy_apply_custom_regulatory()
    • freq_reg_info()
  • RFkill integration
    • wiphy_rfkill_start_polling()
    • wiphy_rfkill_stop_polling()
  • Test mode
    • cfg80211_testmode_alloc_reply_skb()
    • cfg80211_testmode_reply()
    • cfg80211_testmode_alloc_event_skb()
    • cfg80211_testmode_event()
• mac80211 subsystem (basics)
  • Basic hardware handling
    • ieee80211_hw_flags
    • ieee80211_hw
    • SET_IEEE80211_DEV()
    • SET_IEEE80211_PERM_ADDR()
    • ieee80211_ops
    • ieee80211_alloc_hw()
    • ieee80211_register_hw()
    • ieee80211_unregister_hw()
    • ieee80211_free_hw()
  • PHY configuration
    • ieee80211_conf_flags
    • ieee80211_conf
  • Virtual interfaces
    • ieee80211_vif
  • Receive and transmit processing
    • what should be here
    • Frame format
    • Packet alignment
    • Calling into mac80211 from interrupts
    • functions/definitions
      • mac80211_tx_info_flags
      • mac80211_tx_control_flags
      • mac80211_rate_control_flags
      • ieee80211_tx_rate
      • ieee80211_tx_info
      • ieee80211_tx_info_clear_status()
      • mac80211_rx_flags
      • mac80211_rx_encoding_flags
      • ieee80211_rx_status
      • ieee80211_rx()
      • ieee80211_rx_irqsafe()
      • ieee80211_rx_ni()
      • ieee80211_tx_status_skb()
      • ieee80211_tx_status_ni()
      • ieee80211_tx_status_irqsafe()
      • ieee80211_rts_get()
      • ieee80211_rts_duration()
      • ieee80211_ctstoself_get()
      • ieee80211_ctstoself_duration()
      • ieee80211_generic_frame_duration()
      • ieee80211_wake_queue()
      • ieee80211_stop_queue()
      • ieee80211_queue_stopped()
      • ieee80211_stop_queues()
      • ieee80211_wake_queues()
  • Frame filtering
    • ieee80211_filter_flags
  • The mac80211 workqueue
    • ieee80211_queue_work()
    • ieee80211_queue_delayed_work()
• mac80211 subsystem (advanced)
  • LED support
    • ieee80211_tpt_blink
    • ieee80211_tpt_led_trigger_flags
    • ieee80211_get_tx_led_name()
    • ieee80211_get_rx_led_name()
    • ieee80211_get_assoc_led_name()
    • ieee80211_get_radio_led_name()
    • ieee80211_create_tpt_led_trigger()
  • Hardware crypto acceleration
    • ieee80211_key_flags
    • ieee80211_key_conf
    • set_key_cmd
    • ieee80211_get_tkip_p1k_iv()
    • ieee80211_get_tkip_p1k()
    • ieee80211_get_tkip_p2k()
  • Powersave support
  • Beacon filter support
    • ieee80211_beacon_loss()
  • Multiple queues and QoS support
    • ieee80211_tx_queue_params
  • Access point mode support
    • support for powersaving clients
      • ieee80211_frame_release_type
      • ieee80211_sta_ps_transition()
      • ieee80211_sta_ps_transition_ni()
      • ieee80211_sta_set_buffered()
      • ieee80211_beacon_get()
      • ieee80211_get_buffered_bc()
      • ieee80211_sta_block_awake()
      • ieee80211_sta_eosp()
  • Supporting multiple virtual interfaces
    • ieee80211_iterate_active_interfaces()
    • ieee80211_iterate_active_interfaces_atomic()
  • Station handling
    • ieee80211_sta
    • sta_notify_cmd
    • ieee80211_find_sta()
    • ieee80211_find_sta_by_ifaddr()
  • Hardware scan offload
    • ieee80211_scan_completed()
  • Aggregation
    • TX A-MPDU aggregation
    • RX A-MPDU aggregation
      • ieee80211_ampdu_mlme_action
  • Spatial Multiplexing Powersave (SMPS)
    • ieee80211_smps_mode
    • ieee80211_request_smps()
  • Rate Control API
    • ieee80211_rate_control_changed
    • ieee80211_start_tx_ba_session()
    • ieee80211_start_tx_ba_cb_irqsafe()
    • ieee80211_stop_tx_ba_session()
    • ieee80211_stop_tx_ba_cb_irqsafe()
    • ieee80211_tx_rate_control
  • Key handling
    • Key handling basics
    • MORE TBD
  • Receive processing
  • Transmit processing
  • Station info handling
    • Programming information
      • ieee80211_sta_info_flags
      • sta_info
    • STA information lifetime rules
  • Aggregation Functions
    • tid_ampdu_tx
    • tid_ampdu_rx
    • sta_ampdu_mlme
  • Synchronisation Functions