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diff --git a/Documentation/DocBook/80211.tmpl b/Documentation/DocBook/80211.tmpl new file mode 100644 index 00000000..c5ac6929 --- /dev/null +++ b/Documentation/DocBook/80211.tmpl @@ -0,0 +1,583 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE set PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" + "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" []> +<set> + <setinfo> + <title>The 802.11 subsystems – for kernel developers</title> + <subtitle> + Explaining wireless 802.11 networking in the Linux kernel + </subtitle> + + <copyright> + <year>2007-2009</year> + <holder>Johannes Berg</holder> + </copyright> + + <authorgroup> + <author> + <firstname>Johannes</firstname> + <surname>Berg</surname> + <affiliation> + <address><email>johannes@sipsolutions.net</email></address> + </affiliation> + </author> + </authorgroup> + + <legalnotice> + <para> + This documentation is free software; you can redistribute + it and/or modify it under the terms of the GNU General Public + License version 2 as published by the Free Software Foundation. + </para> + <para> + This documentation 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. + </para> + <para> + You should have received a copy of the GNU General Public + License along with this documentation; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, + MA 02111-1307 USA + </para> + <para> + For more details see the file COPYING in the source + distribution of Linux. + </para> + </legalnotice> + + <abstract> + <para> + These books attempt to give a description of the + various subsystems that play a role in 802.11 wireless + networking in Linux. Since these books are for kernel + developers they attempts to document the structures + and functions used in the kernel as well as giving a + higher-level overview. + </para> + <para> + The reader is expected to be familiar with the 802.11 + standard as published by the IEEE in 802.11-2007 (or + possibly later versions). References to this standard + will be given as "802.11-2007 8.1.5". + </para> + </abstract> + </setinfo> + <book id="cfg80211-developers-guide"> + <bookinfo> + <title>The cfg80211 subsystem</title> + + <abstract> +!Pinclude/net/cfg80211.h Introduction + </abstract> + </bookinfo> + <chapter> + <title>Device registration</title> +!Pinclude/net/cfg80211.h Device registration +!Finclude/net/cfg80211.h ieee80211_band +!Finclude/net/cfg80211.h ieee80211_channel_flags +!Finclude/net/cfg80211.h ieee80211_channel +!Finclude/net/cfg80211.h ieee80211_rate_flags +!Finclude/net/cfg80211.h ieee80211_rate +!Finclude/net/cfg80211.h ieee80211_sta_ht_cap +!Finclude/net/cfg80211.h ieee80211_supported_band +!Finclude/net/cfg80211.h cfg80211_signal_type +!Finclude/net/cfg80211.h wiphy_params_flags +!Finclude/net/cfg80211.h wiphy_flags +!Finclude/net/cfg80211.h wiphy +!Finclude/net/cfg80211.h wireless_dev +!Finclude/net/cfg80211.h wiphy_new +!Finclude/net/cfg80211.h wiphy_register +!Finclude/net/cfg80211.h wiphy_unregister +!Finclude/net/cfg80211.h wiphy_free + +!Finclude/net/cfg80211.h wiphy_name +!Finclude/net/cfg80211.h wiphy_dev +!Finclude/net/cfg80211.h wiphy_priv +!Finclude/net/cfg80211.h priv_to_wiphy +!Finclude/net/cfg80211.h set_wiphy_dev +!Finclude/net/cfg80211.h wdev_priv + </chapter> + <chapter> + <title>Actions and configuration</title> +!Pinclude/net/cfg80211.h Actions and configuration +!Finclude/net/cfg80211.h cfg80211_ops +!Finclude/net/cfg80211.h vif_params +!Finclude/net/cfg80211.h key_params +!Finclude/net/cfg80211.h survey_info_flags +!Finclude/net/cfg80211.h survey_info +!Finclude/net/cfg80211.h beacon_parameters +!Finclude/net/cfg80211.h plink_actions +!Finclude/net/cfg80211.h station_parameters +!Finclude/net/cfg80211.h station_info_flags +!Finclude/net/cfg80211.h rate_info_flags +!Finclude/net/cfg80211.h rate_info +!Finclude/net/cfg80211.h station_info +!Finclude/net/cfg80211.h monitor_flags +!Finclude/net/cfg80211.h mpath_info_flags +!Finclude/net/cfg80211.h mpath_info +!Finclude/net/cfg80211.h bss_parameters +!Finclude/net/cfg80211.h ieee80211_txq_params +!Finclude/net/cfg80211.h cfg80211_crypto_settings +!Finclude/net/cfg80211.h cfg80211_auth_request +!Finclude/net/cfg80211.h cfg80211_assoc_request +!Finclude/net/cfg80211.h cfg80211_deauth_request +!Finclude/net/cfg80211.h cfg80211_disassoc_request +!Finclude/net/cfg80211.h cfg80211_ibss_params +!Finclude/net/cfg80211.h cfg80211_connect_params +!Finclude/net/cfg80211.h cfg80211_pmksa +!Finclude/net/cfg80211.h cfg80211_send_rx_auth +!Finclude/net/cfg80211.h cfg80211_send_auth_timeout +!Finclude/net/cfg80211.h cfg80211_send_rx_assoc +!Finclude/net/cfg80211.h cfg80211_send_assoc_timeout +!Finclude/net/cfg80211.h cfg80211_send_deauth +!Finclude/net/cfg80211.h __cfg80211_send_deauth +!Finclude/net/cfg80211.h cfg80211_send_disassoc +!Finclude/net/cfg80211.h __cfg80211_send_disassoc +!Finclude/net/cfg80211.h cfg80211_ibss_joined +!Finclude/net/cfg80211.h cfg80211_connect_result +!Finclude/net/cfg80211.h cfg80211_roamed +!Finclude/net/cfg80211.h cfg80211_disconnected +!Finclude/net/cfg80211.h cfg80211_ready_on_channel +!Finclude/net/cfg80211.h cfg80211_remain_on_channel_expired +!Finclude/net/cfg80211.h cfg80211_new_sta +!Finclude/net/cfg80211.h cfg80211_rx_mgmt +!Finclude/net/cfg80211.h cfg80211_mgmt_tx_status +!Finclude/net/cfg80211.h cfg80211_cqm_rssi_notify +!Finclude/net/cfg80211.h cfg80211_cqm_pktloss_notify +!Finclude/net/cfg80211.h cfg80211_michael_mic_failure + </chapter> + <chapter> + <title>Scanning and BSS list handling</title> +!Pinclude/net/cfg80211.h Scanning and BSS list handling +!Finclude/net/cfg80211.h cfg80211_ssid +!Finclude/net/cfg80211.h cfg80211_scan_request +!Finclude/net/cfg80211.h cfg80211_scan_done +!Finclude/net/cfg80211.h cfg80211_bss +!Finclude/net/cfg80211.h cfg80211_inform_bss_frame +!Finclude/net/cfg80211.h cfg80211_inform_bss +!Finclude/net/cfg80211.h cfg80211_unlink_bss +!Finclude/net/cfg80211.h cfg80211_find_ie +!Finclude/net/cfg80211.h ieee80211_bss_get_ie + </chapter> + <chapter> + <title>Utility functions</title> +!Pinclude/net/cfg80211.h Utility functions +!Finclude/net/cfg80211.h ieee80211_channel_to_frequency +!Finclude/net/cfg80211.h ieee80211_frequency_to_channel +!Finclude/net/cfg80211.h ieee80211_get_channel +!Finclude/net/cfg80211.h ieee80211_get_response_rate +!Finclude/net/cfg80211.h ieee80211_hdrlen +!Finclude/net/cfg80211.h ieee80211_get_hdrlen_from_skb +!Finclude/net/cfg80211.h ieee80211_radiotap_iterator + </chapter> + <chapter> + <title>Data path helpers</title> +!Pinclude/net/cfg80211.h Data path helpers +!Finclude/net/cfg80211.h ieee80211_data_to_8023 +!Finclude/net/cfg80211.h ieee80211_data_from_8023 +!Finclude/net/cfg80211.h ieee80211_amsdu_to_8023s +!Finclude/net/cfg80211.h cfg80211_classify8021d + </chapter> + <chapter> + <title>Regulatory enforcement infrastructure</title> +!Pinclude/net/cfg80211.h Regulatory enforcement infrastructure +!Finclude/net/cfg80211.h regulatory_hint +!Finclude/net/cfg80211.h wiphy_apply_custom_regulatory +!Finclude/net/cfg80211.h freq_reg_info + </chapter> + <chapter> + <title>RFkill integration</title> +!Pinclude/net/cfg80211.h RFkill integration +!Finclude/net/cfg80211.h wiphy_rfkill_set_hw_state +!Finclude/net/cfg80211.h wiphy_rfkill_start_polling +!Finclude/net/cfg80211.h wiphy_rfkill_stop_polling + </chapter> + <chapter> + <title>Test mode</title> +!Pinclude/net/cfg80211.h Test mode +!Finclude/net/cfg80211.h cfg80211_testmode_alloc_reply_skb +!Finclude/net/cfg80211.h cfg80211_testmode_reply +!Finclude/net/cfg80211.h cfg80211_testmode_alloc_event_skb +!Finclude/net/cfg80211.h cfg80211_testmode_event + </chapter> + </book> + <book id="mac80211-developers-guide"> + <bookinfo> + <title>The mac80211 subsystem</title> + <abstract> +!Pinclude/net/mac80211.h Introduction +!Pinclude/net/mac80211.h Warning + </abstract> + </bookinfo> + + <toc></toc> + + <!-- + Generally, this document shall be ordered by increasing complexity. + It is important to note that readers should be able to read only + the first few sections to get a working driver and only advanced + usage should require reading the full document. + --> + + <part> + <title>The basic mac80211 driver interface</title> + <partintro> + <para> + You should read and understand the information contained + within this part of the book while implementing a driver. + In some chapters, advanced usage is noted, that may be + skipped at first. + </para> + <para> + This part of the book only covers station and monitor mode + functionality, additional information required to implement + the other modes is covered in the second part of the book. + </para> + </partintro> + + <chapter id="basics"> + <title>Basic hardware handling</title> + <para>TBD</para> + <para> + This chapter shall contain information on getting a hw + struct allocated and registered with mac80211. + </para> + <para> + Since it is required to allocate rates/modes before registering + a hw struct, this chapter shall also contain information on setting + up the rate/mode structs. + </para> + <para> + Additionally, some discussion about the callbacks and + the general programming model should be in here, including + the definition of ieee80211_ops which will be referred to + a lot. + </para> + <para> + Finally, a discussion of hardware capabilities should be done + with references to other parts of the book. + </para> + <!-- intentionally multiple !F lines to get proper order --> +!Finclude/net/mac80211.h ieee80211_hw +!Finclude/net/mac80211.h ieee80211_hw_flags +!Finclude/net/mac80211.h SET_IEEE80211_DEV +!Finclude/net/mac80211.h SET_IEEE80211_PERM_ADDR +!Finclude/net/mac80211.h ieee80211_ops +!Finclude/net/mac80211.h ieee80211_alloc_hw +!Finclude/net/mac80211.h ieee80211_register_hw +!Finclude/net/mac80211.h ieee80211_unregister_hw +!Finclude/net/mac80211.h ieee80211_free_hw + </chapter> + + <chapter id="phy-handling"> + <title>PHY configuration</title> + <para>TBD</para> + <para> + This chapter should describe PHY handling including + start/stop callbacks and the various structures used. + </para> +!Finclude/net/mac80211.h ieee80211_conf +!Finclude/net/mac80211.h ieee80211_conf_flags + </chapter> + + <chapter id="iface-handling"> + <title>Virtual interfaces</title> + <para>TBD</para> + <para> + This chapter should describe virtual interface basics + that are relevant to the driver (VLANs, MGMT etc are not.) + It should explain the use of the add_iface/remove_iface + callbacks as well as the interface configuration callbacks. + </para> + <para>Things related to AP mode should be discussed there.</para> + <para> + Things related to supporting multiple interfaces should be + in the appropriate chapter, a BIG FAT note should be here about + this though and the recommendation to allow only a single + interface in STA mode at first! + </para> +!Finclude/net/mac80211.h ieee80211_vif + </chapter> + + <chapter id="rx-tx"> + <title>Receive and transmit processing</title> + <sect1> + <title>what should be here</title> + <para>TBD</para> + <para> + This should describe the receive and transmit + paths in mac80211/the drivers as well as + transmit status handling. + </para> + </sect1> + <sect1> + <title>Frame format</title> +!Pinclude/net/mac80211.h Frame format + </sect1> + <sect1> + <title>Packet alignment</title> +!Pnet/mac80211/rx.c Packet alignment + </sect1> + <sect1> + <title>Calling into mac80211 from interrupts</title> +!Pinclude/net/mac80211.h Calling mac80211 from interrupts + </sect1> + <sect1> + <title>functions/definitions</title> +!Finclude/net/mac80211.h ieee80211_rx_status +!Finclude/net/mac80211.h mac80211_rx_flags +!Finclude/net/mac80211.h mac80211_tx_control_flags +!Finclude/net/mac80211.h mac80211_rate_control_flags +!Finclude/net/mac80211.h ieee80211_tx_rate +!Finclude/net/mac80211.h ieee80211_tx_info +!Finclude/net/mac80211.h ieee80211_tx_info_clear_status +!Finclude/net/mac80211.h ieee80211_rx +!Finclude/net/mac80211.h ieee80211_rx_ni +!Finclude/net/mac80211.h ieee80211_rx_irqsafe +!Finclude/net/mac80211.h ieee80211_tx_status +!Finclude/net/mac80211.h ieee80211_tx_status_ni +!Finclude/net/mac80211.h ieee80211_tx_status_irqsafe +!Finclude/net/mac80211.h ieee80211_rts_get +!Finclude/net/mac80211.h ieee80211_rts_duration +!Finclude/net/mac80211.h ieee80211_ctstoself_get +!Finclude/net/mac80211.h ieee80211_ctstoself_duration +!Finclude/net/mac80211.h ieee80211_generic_frame_duration +!Finclude/net/mac80211.h ieee80211_wake_queue +!Finclude/net/mac80211.h ieee80211_stop_queue +!Finclude/net/mac80211.h ieee80211_wake_queues +!Finclude/net/mac80211.h ieee80211_stop_queues +!Finclude/net/mac80211.h ieee80211_queue_stopped + </sect1> + </chapter> + + <chapter id="filters"> + <title>Frame filtering</title> +!Pinclude/net/mac80211.h Frame filtering +!Finclude/net/mac80211.h ieee80211_filter_flags + </chapter> + + <chapter id="workqueue"> + <title>The mac80211 workqueue</title> +!Pinclude/net/mac80211.h mac80211 workqueue +!Finclude/net/mac80211.h ieee80211_queue_work +!Finclude/net/mac80211.h ieee80211_queue_delayed_work + </chapter> + </part> + + <part id="advanced"> + <title>Advanced driver interface</title> + <partintro> + <para> + Information contained within this part of the book is + of interest only for advanced interaction of mac80211 + with drivers to exploit more hardware capabilities and + improve performance. + </para> + </partintro> + + <chapter id="led-support"> + <title>LED support</title> + <para> + Mac80211 supports various ways of blinking LEDs. Wherever possible, + device LEDs should be exposed as LED class devices and hooked up to + the appropriate trigger, which will then be triggered appropriately + by mac80211. + </para> +!Finclude/net/mac80211.h ieee80211_get_tx_led_name +!Finclude/net/mac80211.h ieee80211_get_rx_led_name +!Finclude/net/mac80211.h ieee80211_get_assoc_led_name +!Finclude/net/mac80211.h ieee80211_get_radio_led_name +!Finclude/net/mac80211.h ieee80211_tpt_blink +!Finclude/net/mac80211.h ieee80211_tpt_led_trigger_flags +!Finclude/net/mac80211.h ieee80211_create_tpt_led_trigger + </chapter> + + <chapter id="hardware-crypto-offload"> + <title>Hardware crypto acceleration</title> +!Pinclude/net/mac80211.h Hardware crypto acceleration + <!-- intentionally multiple !F lines to get proper order --> +!Finclude/net/mac80211.h set_key_cmd +!Finclude/net/mac80211.h ieee80211_key_conf +!Finclude/net/mac80211.h ieee80211_key_flags +!Finclude/net/mac80211.h ieee80211_get_tkip_p1k +!Finclude/net/mac80211.h ieee80211_get_tkip_p1k_iv +!Finclude/net/mac80211.h ieee80211_get_tkip_p2k +!Finclude/net/mac80211.h ieee80211_key_removed + </chapter> + + <chapter id="powersave"> + <title>Powersave support</title> +!Pinclude/net/mac80211.h Powersave support + </chapter> + + <chapter id="beacon-filter"> + <title>Beacon filter support</title> +!Pinclude/net/mac80211.h Beacon filter support +!Finclude/net/mac80211.h ieee80211_beacon_loss + </chapter> + + <chapter id="qos"> + <title>Multiple queues and QoS support</title> + <para>TBD</para> +!Finclude/net/mac80211.h ieee80211_tx_queue_params + </chapter> + + <chapter id="AP"> + <title>Access point mode support</title> + <para>TBD</para> + <para>Some parts of the if_conf should be discussed here instead</para> + <para> + Insert notes about VLAN interfaces with hw crypto here or + in the hw crypto chapter. + </para> + <section id="ps-client"> + <title>support for powersaving clients</title> +!Pinclude/net/mac80211.h AP support for powersaving clients + </section> +!Finclude/net/mac80211.h ieee80211_get_buffered_bc +!Finclude/net/mac80211.h ieee80211_beacon_get +!Finclude/net/mac80211.h ieee80211_sta_eosp_irqsafe +!Finclude/net/mac80211.h ieee80211_frame_release_type +!Finclude/net/mac80211.h ieee80211_sta_ps_transition +!Finclude/net/mac80211.h ieee80211_sta_ps_transition_ni +!Finclude/net/mac80211.h ieee80211_sta_set_buffered +!Finclude/net/mac80211.h ieee80211_sta_block_awake + </chapter> + + <chapter id="multi-iface"> + <title>Supporting multiple virtual interfaces</title> + <para>TBD</para> + <para> + Note: WDS with identical MAC address should almost always be OK + </para> + <para> + Insert notes about having multiple virtual interfaces with + different MAC addresses here, note which configurations are + supported by mac80211, add notes about supporting hw crypto + with it. + </para> +!Finclude/net/mac80211.h ieee80211_iterate_active_interfaces +!Finclude/net/mac80211.h ieee80211_iterate_active_interfaces_atomic + </chapter> + + <chapter id="station-handling"> + <title>Station handling</title> + <para>TODO</para> +!Finclude/net/mac80211.h ieee80211_sta +!Finclude/net/mac80211.h sta_notify_cmd +!Finclude/net/mac80211.h ieee80211_find_sta +!Finclude/net/mac80211.h ieee80211_find_sta_by_ifaddr + </chapter> + + <chapter id="hardware-scan-offload"> + <title>Hardware scan offload</title> + <para>TBD</para> +!Finclude/net/mac80211.h ieee80211_scan_completed + </chapter> + + <chapter id="aggregation"> + <title>Aggregation</title> + <sect1> + <title>TX A-MPDU aggregation</title> +!Pnet/mac80211/agg-tx.c TX A-MPDU aggregation +!Cnet/mac80211/agg-tx.c + </sect1> + <sect1> + <title>RX A-MPDU aggregation</title> +!Pnet/mac80211/agg-rx.c RX A-MPDU aggregation +!Cnet/mac80211/agg-rx.c + </sect1> +!Finclude/net/mac80211.h ieee80211_ampdu_mlme_action + </chapter> + + <chapter id="smps"> + <title>Spatial Multiplexing Powersave (SMPS)</title> +!Pinclude/net/mac80211.h Spatial multiplexing power save +!Finclude/net/mac80211.h ieee80211_request_smps +!Finclude/net/mac80211.h ieee80211_smps_mode + </chapter> + </part> + + <part id="rate-control"> + <title>Rate control interface</title> + <partintro> + <para>TBD</para> + <para> + This part of the book describes the rate control algorithm + interface and how it relates to mac80211 and drivers. + </para> + </partintro> + <chapter id="ratecontrol-api"> + <title>Rate Control API</title> + <para>TBD</para> +!Finclude/net/mac80211.h ieee80211_start_tx_ba_session +!Finclude/net/mac80211.h ieee80211_start_tx_ba_cb_irqsafe +!Finclude/net/mac80211.h ieee80211_stop_tx_ba_session +!Finclude/net/mac80211.h ieee80211_stop_tx_ba_cb_irqsafe +!Finclude/net/mac80211.h rate_control_changed +!Finclude/net/mac80211.h ieee80211_tx_rate_control +!Finclude/net/mac80211.h rate_control_send_low + </chapter> + </part> + + <part id="internal"> + <title>Internals</title> + <partintro> + <para>TBD</para> + <para> + This part of the book describes mac80211 internals. + </para> + </partintro> + + <chapter id="key-handling"> + <title>Key handling</title> + <sect1> + <title>Key handling basics</title> +!Pnet/mac80211/key.c Key handling basics + </sect1> + <sect1> + <title>MORE TBD</title> + <para>TBD</para> + </sect1> + </chapter> + + <chapter id="rx-processing"> + <title>Receive processing</title> + <para>TBD</para> + </chapter> + + <chapter id="tx-processing"> + <title>Transmit processing</title> + <para>TBD</para> + </chapter> + + <chapter id="sta-info"> + <title>Station info handling</title> + <sect1> + <title>Programming information</title> +!Fnet/mac80211/sta_info.h sta_info +!Fnet/mac80211/sta_info.h ieee80211_sta_info_flags + </sect1> + <sect1> + <title>STA information lifetime rules</title> +!Pnet/mac80211/sta_info.c STA information lifetime rules + </sect1> + </chapter> + + <chapter id="aggregation-internals"> + <title>Aggregation</title> +!Fnet/mac80211/sta_info.h sta_ampdu_mlme +!Fnet/mac80211/sta_info.h tid_ampdu_tx +!Fnet/mac80211/sta_info.h tid_ampdu_rx + </chapter> + + <chapter id="synchronisation"> + <title>Synchronisation</title> + <para>TBD</para> + <para>Locking, lots of RCU</para> + </chapter> + </part> + </book> +</set> |