X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fnet%2Fmac80211.h;h=0d67b331ee7252cd140ff65ecab2e64e65aa95ed;hb=cbbb90e68cd073b8d63b491166066e347902b7e9;hp=fcca9c39b9e77c73885d2da066e3ffb24e8eb2fa;hpb=f97df02e23269c7650869f6192e809f8ac1a4b39;p=linux-2.6 diff --git a/include/net/mac80211.h b/include/net/mac80211.h index fcca9c39b9..0d67b331ee 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -138,18 +138,55 @@ enum ieee80211_phymode { NUM_IEEE80211_MODES }; +/** + * struct ieee80211_ht_info - describing STA's HT capabilities + * + * This structure describes most essential parameters needed + * to describe 802.11n HT capabilities for an STA. + * + * @ht_supported: is HT supported by STA, 0: no, 1: yes + * @cap: HT capabilities map as described in 802.11n spec + * @ampdu_factor: Maximum A-MPDU length factor + * @ampdu_density: Minimum A-MPDU spacing + * @supp_mcs_set: Supported MCS set as described in 802.11n spec + */ +struct ieee80211_ht_info { + u8 ht_supported; + u16 cap; /* use IEEE80211_HT_CAP_ */ + u8 ampdu_factor; + u8 ampdu_density; + u8 supp_mcs_set[16]; +}; + +/** + * struct ieee80211_ht_bss_info - describing BSS's HT characteristics + * + * This structure describes most essential parameters needed + * to describe 802.11n HT characteristics in a BSS + * + * @primary_channel: channel number of primery channel + * @bss_cap: 802.11n's general BSS capabilities (e.g. channel width) + * @bss_op_mode: 802.11n's BSS operation modes (e.g. HT protection) + */ +struct ieee80211_ht_bss_info { + u8 primary_channel; + u8 bss_cap; /* use IEEE80211_HT_IE_CHA_ */ + u8 bss_op_mode; /* use IEEE80211_HT_IE_ */ +}; + /** * struct ieee80211_hw_mode - PHY mode definition * * This structure describes the capabilities supported by the device * in a single PHY mode. * + * @list: internal + * @channels: pointer to array of supported channels + * @rates: pointer to array of supported bitrates * @mode: the PHY mode for this definition * @num_channels: number of supported channels - * @channels: pointer to array of supported channels * @num_rates: number of supported bitrates - * @rates: pointer to array of supported bitrates - * @list: internal + * @ht_info: PHY's 802.11n HT abilities for this mode */ struct ieee80211_hw_mode { struct list_head list; @@ -158,6 +195,7 @@ struct ieee80211_hw_mode { enum ieee80211_phymode mode; int num_channels; int num_rates; + struct ieee80211_ht_info ht_info; }; /** @@ -406,11 +444,12 @@ struct ieee80211_tx_status { * * @IEEE80211_CONF_SHORT_SLOT_TIME: use 802.11g short slot time * @IEEE80211_CONF_RADIOTAP: add radiotap header at receive time (if supported) - * + * @IEEE80211_CONF_SUPPORT_HT_MODE: use 802.11n HT capabilities (if supported) */ enum ieee80211_conf_flags { - IEEE80211_CONF_SHORT_SLOT_TIME = 1<<0, - IEEE80211_CONF_RADIOTAP = 1<<1, + IEEE80211_CONF_SHORT_SLOT_TIME = (1<<0), + IEEE80211_CONF_RADIOTAP = (1<<1), + IEEE80211_CONF_SUPPORT_HT_MODE = (1<<2), }; /** @@ -434,6 +473,8 @@ enum ieee80211_conf_flags { * @antenna_sel_tx: transmit antenna selection, 0: default/diversity, * 1/2: antenna 0/1 * @antenna_sel_rx: receive antenna selection, like @antenna_sel_tx + * @ht_conf: describes current self configuration of 802.11n HT capabilies + * @ht_bss_conf: describes current BSS configuration of 802.11n HT parameters */ struct ieee80211_conf { int channel; /* IEEE 802.11 channel number */ @@ -452,11 +493,16 @@ struct ieee80211_conf { u8 antenna_max; u8 antenna_sel_tx; u8 antenna_sel_rx; + + struct ieee80211_ht_info ht_conf; + struct ieee80211_ht_bss_info ht_bss_conf; }; /** * enum ieee80211_if_types - types of 802.11 network interfaces * + * @IEEE80211_IF_TYPE_INVALID: invalid interface type, not used + * by mac80211 itself * @IEEE80211_IF_TYPE_AP: interface in AP mode. * @IEEE80211_IF_TYPE_MGMT: special interface for communication with hostap * daemon. Drivers should never see this type. @@ -468,8 +514,8 @@ struct ieee80211_conf { * will never see this type. */ enum ieee80211_if_types { + IEEE80211_IF_TYPE_INVALID, IEEE80211_IF_TYPE_AP, - IEEE80211_IF_TYPE_MGMT, IEEE80211_IF_TYPE_STA, IEEE80211_IF_TYPE_IBSS, IEEE80211_IF_TYPE_MNTR, @@ -519,11 +565,6 @@ struct ieee80211_if_init_conf { * config_interface() call, so copy the value somewhere if you need * it. * @ssid_len: length of the @ssid field. - * @generic_elem: used (together with @generic_elem_len) by drivers for - * hardware that generate beacons independently. The pointer is valid - * only during the config_interface() call, so copy the value somewhere - * if you need it. - * @generic_elem_len: length of the generic element. * @beacon: beacon template. Valid only if @host_gen_beacon_template in * &struct ieee80211_hw is set. The driver is responsible of freeing * the sk_buff. @@ -538,25 +579,21 @@ struct ieee80211_if_conf { u8 *bssid; u8 *ssid; size_t ssid_len; - u8 *generic_elem; - size_t generic_elem_len; struct sk_buff *beacon; struct ieee80211_tx_control *beacon_control; }; /** * enum ieee80211_key_alg - key algorithm - * @ALG_NONE: Unset key algorithm, will never be passed to the driver * @ALG_WEP: WEP40 or WEP104 * @ALG_TKIP: TKIP * @ALG_CCMP: CCMP (AES) */ -typedef enum ieee80211_key_alg { - ALG_NONE, +enum ieee80211_key_alg { ALG_WEP, ALG_TKIP, ALG_CCMP, -} ieee80211_key_alg; +}; /** @@ -596,7 +633,7 @@ enum ieee80211_key_flags { * @key: key material */ struct ieee80211_key_conf { - ieee80211_key_alg alg; + enum ieee80211_key_alg alg; u8 hw_key_idx; u8 flags; s8 keyidx; @@ -616,10 +653,22 @@ struct ieee80211_key_conf { * @SET_KEY: a key is set * @DISABLE_KEY: a key must be disabled */ -typedef enum set_key_cmd { +enum set_key_cmd { SET_KEY, DISABLE_KEY, -} set_key_cmd; +}; +/** + * enum sta_notify_cmd - sta notify command + * + * Used with the sta_notify() callback in &struct ieee80211_ops, this + * indicates addition and removal of a station to station table + * + * @STA_NOTIFY_ADD: a station was added to the station table + * @STA_NOTIFY_REMOVE: a station being removed from the station table + */ +enum sta_notify_cmd { + STA_NOTIFY_ADD, STA_NOTIFY_REMOVE +}; /** * enum ieee80211_hw_flags - hardware flags @@ -701,11 +750,16 @@ enum ieee80211_hw_flags { * * @queues: number of available hardware transmit queues for * data packets. WMM/QoS requires at least four. + * + * @rate_control_algorithm: rate control algorithm for this hardware. + * If unset (NULL), the default algorithm will be used. Must be + * set before calling ieee80211_register_hw(). */ struct ieee80211_hw { struct ieee80211_conf conf; struct wiphy *wiphy; struct workqueue_struct *workqueue; + const char *rate_control_algorithm; void *priv; u32 flags; unsigned int extra_tx_headroom; @@ -931,27 +985,11 @@ enum ieee80211_erp_change_flags { * and remove_interface calls, i.e. while the interface with the * given local_address is enabled. * - * @set_ieee8021x: Enable/disable IEEE 802.1X. This item requests wlan card - * to pass unencrypted EAPOL-Key frames even when encryption is - * configured. If the wlan card does not require such a configuration, - * this function pointer can be set to NULL. - * - * @set_port_auth: Set port authorization state (IEEE 802.1X PAE) to be - * authorized (@authorized=1) or unauthorized (=0). This function can be - * used if the wlan hardware or low-level driver implements PAE. - * mac80211 will filter frames based on authorization state in any case, - * so this function pointer can be NULL if low-level driver does not - * require event notification about port state changes. - * * @hw_scan: Ask the hardware to service the scan request, no need to start * the scan state machine in stack. * * @get_stats: return low-level statistics * - * @set_privacy_invoked: For devices that generate their own beacons and probe - * response or association responses this updates the state of privacy_invoked - * returns 0 for success or an error number. - * * @get_sequence_counter: For devices that have internal sequence counters this * callback allows mac80211 to access the current value of a counter. * This callback seems not well-defined, tell us if you need it. @@ -964,8 +1002,8 @@ enum ieee80211_erp_change_flags { * * @set_retry_limit: Configuration of retry limits (if device needs it) * - * @sta_table_notification: Number of STAs in STA table notification. Must - * be atomic. + * @sta_notify: Notifies low level driver about addition or removal + * of assocaited station or AP. * * @erp_ie_changed: Handle ERP IE change notifications. Must be atomic. * @@ -991,11 +1029,20 @@ enum ieee80211_erp_change_flags { * * @beacon_update: Setup beacon data for IBSS beacons. Unlike access point, * IBSS uses a fixed beacon frame which is configured using this - * function. This handler is required only for IBSS mode. + * function. + * If the driver returns success (0) from this callback, it owns + * the skb. That means the driver is responsible to kfree_skb() it. + * The control structure is not dynamically allocated. That means the + * driver does not own the pointer and if it needs it somewhere + * outside of the context of this function, it must copy it + * somewhere else. + * This handler is required only for IBSS mode. * * @tx_last_beacon: Determine whether the last IBSS beacon was sent by us. * This is needed only for IBSS mode and the result of this function is * used to determine whether to reply to Probe Requests. + * + * @conf_ht: Configures low level driver with 802.11n HT data. Must be atomic. */ struct ieee80211_ops { int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb, @@ -1014,17 +1061,12 @@ struct ieee80211_ops { unsigned int *total_flags, int mc_count, struct dev_addr_list *mc_list); int (*set_tim)(struct ieee80211_hw *hw, int aid, int set); - int (*set_key)(struct ieee80211_hw *hw, set_key_cmd cmd, + int (*set_key)(struct ieee80211_hw *hw, enum set_key_cmd cmd, const u8 *local_address, const u8 *address, struct ieee80211_key_conf *key); - int (*set_ieee8021x)(struct ieee80211_hw *hw, int use_ieee8021x); - int (*set_port_auth)(struct ieee80211_hw *hw, u8 *addr, - int authorized); int (*hw_scan)(struct ieee80211_hw *hw, u8 *ssid, size_t len); int (*get_stats)(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats); - int (*set_privacy_invoked)(struct ieee80211_hw *hw, - int privacy_invoked); int (*get_sequence_counter)(struct ieee80211_hw *hw, u8* addr, u8 keyidx, u8 txrx, u32* iv32, u16* iv16); @@ -1032,8 +1074,8 @@ struct ieee80211_ops { int (*set_frag_threshold)(struct ieee80211_hw *hw, u32 value); int (*set_retry_limit)(struct ieee80211_hw *hw, u32 short_retry, u32 long_retr); - void (*sta_table_notification)(struct ieee80211_hw *hw, - int num_sta); + void (*sta_notify)(struct ieee80211_hw *hw, int if_id, + enum sta_notify_cmd, const u8 *addr); void (*erp_ie_changed)(struct ieee80211_hw *hw, u8 changes, int cts_protection, int preamble); int (*conf_tx)(struct ieee80211_hw *hw, int queue, @@ -1046,6 +1088,7 @@ struct ieee80211_ops { struct sk_buff *skb, struct ieee80211_tx_control *control); int (*tx_last_beacon)(struct ieee80211_hw *hw); + int (*conf_ht)(struct ieee80211_hw *hw, struct ieee80211_conf *conf); }; /** @@ -1076,6 +1119,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw); #ifdef CONFIG_MAC80211_LEDS extern char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw); extern char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw); +extern char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw); #endif /** * ieee80211_get_tx_led_name - get name of TX LED @@ -1115,6 +1159,16 @@ static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) #endif } +static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) +{ +#ifdef CONFIG_MAC80211_LEDS + return __ieee80211_get_assoc_led_name(hw); +#else + return NULL; +#endif +} + + /* Register a new hardware PHYMODE capability to the stack. */ int ieee80211_register_hwmode(struct ieee80211_hw *hw, struct ieee80211_hw_mode *mode); @@ -1399,4 +1453,19 @@ void ieee80211_wake_queues(struct ieee80211_hw *hw); */ void ieee80211_scan_completed(struct ieee80211_hw *hw); +/** + * ieee80211_iterate_active_interfaces - iterate active interfaces + * + * This function iterates over the interfaces associated with a given + * hardware that are currently active and calls the callback for them. + * + * @hw: the hardware struct of which the interfaces should be iterated over + * @iterator: the iterator function to call, cannot sleep + * @data: first argument of the iterator function + */ +void ieee80211_iterate_active_interfaces(struct ieee80211_hw *hw, + void (*iterator)(void *data, u8 *mac, + int if_id), + void *data); + #endif /* MAC80211_H */