diff options
Diffstat (limited to 'kernel/include/net/mac80211.h')
| -rw-r--r-- | kernel/include/net/mac80211.h | 385 |
1 files changed, 230 insertions, 155 deletions
diff --git a/kernel/include/net/mac80211.h b/kernel/include/net/mac80211.h index fc57f6b82..760bc4d5a 100644 --- a/kernel/include/net/mac80211.h +++ b/kernel/include/net/mac80211.h @@ -5,6 +5,7 @@ * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH + * Copyright (C) 2015 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -337,10 +338,16 @@ enum ieee80211_bss_change { * enum ieee80211_event_type - event to be notified to the low level driver * @RSSI_EVENT: AP's rssi crossed the a threshold set by the driver. * @MLME_EVENT: event related to MLME + * @BAR_RX_EVENT: a BAR was received + * @BA_FRAME_TIMEOUT: Frames were released from the reordering buffer because + * they timed out. This won't be called for each frame released, but only + * once each time the timeout triggers. */ enum ieee80211_event_type { RSSI_EVENT, MLME_EVENT, + BAR_RX_EVENT, + BA_FRAME_TIMEOUT, }; /** @@ -400,17 +407,31 @@ struct ieee80211_mlme_event { }; /** + * struct ieee80211_ba_event - data attached for BlockAck related events + * @sta: pointer to the &ieee80211_sta to which this event relates + * @tid: the tid + * @ssn: the starting sequence number (for %BAR_RX_EVENT) + */ +struct ieee80211_ba_event { + struct ieee80211_sta *sta; + u16 tid; + u16 ssn; +}; + +/** * struct ieee80211_event - event to be sent to the driver * @type: The event itself. See &enum ieee80211_event_type. * @rssi: relevant if &type is %RSSI_EVENT * @mlme: relevant if &type is %AUTH_EVENT - * @u: union holding the above two fields + * @ba: relevant if &type is %BAR_RX_EVENT or %BA_FRAME_TIMEOUT + * @u:union holding the fields above */ struct ieee80211_event { enum ieee80211_event_type type; union { struct ieee80211_rssi_event rssi; struct ieee80211_mlme_event mlme; + struct ieee80211_ba_event ba; } u; }; @@ -426,12 +447,8 @@ struct ieee80211_event { * @ibss_creator: indicates if a new IBSS network is being created * @aid: association ID number, valid only when @assoc is true * @use_cts_prot: use CTS protection - * @use_short_preamble: use 802.11b short preamble; - * if the hardware cannot handle this it must set the - * IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE hardware flag - * @use_short_slot: use short slot time (only relevant for ERP); - * if the hardware cannot handle this it must set the - * IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE hardware flag + * @use_short_preamble: use 802.11b short preamble + * @use_short_slot: use short slot time (only relevant for ERP) * @dtim_period: num of beacons before the next DTIM, for beaconing, * valid in station mode only if after the driver was notified * with the %BSS_CHANGED_BEACON_INFO flag, will be non-zero then. @@ -461,9 +478,13 @@ struct ieee80211_event { * @chandef: Channel definition for this BSS -- the hardware might be * configured a higher bandwidth than this BSS uses, for example. * @ht_operation_mode: HT operation mode like in &struct ieee80211_ht_operation. - * This field is only valid when the channel type is one of the HT types. + * This field is only valid when the channel is a wide HT/VHT channel. + * Note that with TDLS this can be the case (channel is HT, protection must + * be used from this field) even when the BSS association isn't using HT. * @cqm_rssi_thold: Connection quality monitor RSSI threshold, a zero value - * implies disabled + * implies disabled. As with the cfg80211 callback, a change here should + * cause an event to be sent indicating where the current value is in + * relation to the newly configured threshold. * @cqm_rssi_hyst: Connection quality monitor RSSI hysteresis * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The * may filter ARP queries targeted for other addresses than listed here. @@ -855,6 +876,9 @@ struct ieee80211_tx_info { /* 4 bytes free */ } control; struct { + u64 cookie; + } ack; + struct { struct ieee80211_tx_rate rates[IEEE80211_TX_MAX_RATES]; s32 ack_signal; u8 ampdu_ack_len; @@ -954,6 +978,10 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info) * @RX_FLAG_IV_STRIPPED: The IV/ICV are stripped from this frame. * If this flag is set, the stack cannot do any replay detection * hence the driver or hardware will have to do that. + * @RX_FLAG_PN_VALIDATED: Currently only valid for CCMP/GCMP frames, this + * flag indicates that the PN was verified for replay protection. + * Note that this flag is also currently only supported when a frame + * is also decrypted (ie. @RX_FLAG_DECRYPTED must be set) * @RX_FLAG_FAILED_FCS_CRC: Set this flag if the FCS check failed on * the frame. * @RX_FLAG_FAILED_PLCP_CRC: Set this flag if the PCLP check failed on @@ -978,9 +1006,6 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info) * @RX_FLAG_AMPDU_DETAILS: A-MPDU details are known, in particular the reference * number (@ampdu_reference) must be populated and be a distinct number for * each A-MPDU - * @RX_FLAG_AMPDU_REPORT_ZEROLEN: driver reports 0-length subframes - * @RX_FLAG_AMPDU_IS_ZEROLEN: This is a zero-length subframe, for - * monitoring purposes only * @RX_FLAG_AMPDU_LAST_KNOWN: last subframe is known, should be set on all * subframes of a single A-MPDU * @RX_FLAG_AMPDU_IS_LAST: this subframe is the last subframe of the A-MPDU @@ -1020,8 +1045,8 @@ enum mac80211_rx_flags { RX_FLAG_NO_SIGNAL_VAL = BIT(12), RX_FLAG_HT_GF = BIT(13), RX_FLAG_AMPDU_DETAILS = BIT(14), - RX_FLAG_AMPDU_REPORT_ZEROLEN = BIT(15), - RX_FLAG_AMPDU_IS_ZEROLEN = BIT(16), + RX_FLAG_PN_VALIDATED = BIT(15), + /* bit 16 free */ RX_FLAG_AMPDU_LAST_KNOWN = BIT(17), RX_FLAG_AMPDU_IS_LAST = BIT(18), RX_FLAG_AMPDU_DELIM_CRC_ERROR = BIT(19), @@ -1218,11 +1243,6 @@ enum ieee80211_smps_mode { * @flags: configuration flags defined above * * @listen_interval: listen interval in units of beacon interval - * @max_sleep_period: the maximum number of beacon intervals to sleep for - * before checking the beacon for a TIM bit (managed mode only); this - * value will be only achievable between DTIM frames, the hardware - * needs to check for the multicast traffic bit in DTIM beacons. - * This variable is valid only when the CONF_PS flag is set. * @ps_dtim_period: The DTIM period of the AP we're connected to, for use * in power saving. Power saving will not be enabled until a beacon * has been received and the DTIM period is known. @@ -1252,7 +1272,6 @@ enum ieee80211_smps_mode { struct ieee80211_conf { u32 flags; int power_level, dynamic_ps_timeout; - int max_sleep_period; u16 listen_interval; u8 ps_dtim_period; @@ -1338,6 +1357,8 @@ enum ieee80211_vif_flags { * @debugfs_dir: debugfs dentry, can be used by drivers to create own per * interface debug files. Note that it will be NULL for the virtual * monitor interface (if that is requested.) + * @probe_req_reg: probe requests should be reported to mac80211 for this + * interface. * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *). * @txq: the multicast data TX queue (if driver uses the TXQ abstraction) @@ -1362,6 +1383,8 @@ struct ieee80211_vif { struct dentry *debugfs_dir; #endif + unsigned int probe_req_reg; + /* must be last */ u8 drv_priv[0] __aligned(sizeof(void *)); }; @@ -1459,6 +1482,9 @@ enum ieee80211_key_flags { * wants to be given when a frame is transmitted and needs to be * encrypted in hardware. * @cipher: The key's cipher suite selector. + * @tx_pn: PN used for TX on non-TKIP keys, may be used by the driver + * as well if it needs to do software PN assignment by itself + * (e.g. due to TSO) * @flags: key flags, see &enum ieee80211_key_flags. * @keyidx: the key index (0-3) * @keylen: key material length @@ -1471,6 +1497,7 @@ enum ieee80211_key_flags { * @iv_len: The IV length for this key type */ struct ieee80211_key_conf { + atomic64_t tx_pn; u32 cipher; u8 icv_len; u8 iv_len; @@ -1481,6 +1508,47 @@ struct ieee80211_key_conf { u8 key[0]; }; +#define IEEE80211_MAX_PN_LEN 16 + +/** + * struct ieee80211_key_seq - key sequence counter + * + * @tkip: TKIP data, containing IV32 and IV16 in host byte order + * @ccmp: PN data, most significant byte first (big endian, + * reverse order than in packet) + * @aes_cmac: PN data, most significant byte first (big endian, + * reverse order than in packet) + * @aes_gmac: PN data, most significant byte first (big endian, + * reverse order than in packet) + * @gcmp: PN data, most significant byte first (big endian, + * reverse order than in packet) + * @hw: data for HW-only (e.g. cipher scheme) keys + */ +struct ieee80211_key_seq { + union { + struct { + u32 iv32; + u16 iv16; + } tkip; + struct { + u8 pn[6]; + } ccmp; + struct { + u8 pn[6]; + } aes_cmac; + struct { + u8 pn[6]; + } aes_gmac; + struct { + u8 pn[6]; + } gcmp; + struct { + u8 seq[IEEE80211_MAX_PN_LEN]; + u8 seq_len; + } hw; + }; +}; + /** * struct ieee80211_cipher_scheme - cipher scheme * @@ -1667,8 +1735,7 @@ struct ieee80211_tx_control { * @sta: station table entry, %NULL for per-vif queue * @tid: the TID for this queue (unused for per-vif queue) * @ac: the AC for this queue - * @drv_priv: data area for driver use, will always be aligned to - * sizeof(void *). + * @drv_priv: driver private area, sized by hw->txq_data_size * * The driver can obtain packets from this queue by calling * ieee80211_tx_dequeue(). @@ -1717,13 +1784,6 @@ struct ieee80211_txq { * multicast frames when there are power saving stations so that * the driver can fetch them with ieee80211_get_buffered_bc(). * - * @IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE: - * Hardware is not capable of short slot operation on the 2.4 GHz band. - * - * @IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE: - * Hardware is not capable of receiving frames with short preamble on - * the 2.4 GHz band. - * * @IEEE80211_HW_SIGNAL_UNSPEC: * Hardware can provide signal values but we don't know its units. We * expect values between 0 and @max_signal. @@ -1798,6 +1858,10 @@ struct ieee80211_txq { * the driver returns 1. This also forces the driver to advertise its * supported cipher suites. * + * @IEEE80211_HW_SUPPORT_FAST_XMIT: The driver/hardware supports fast-xmit, + * this currently requires only the ability to calculate the duration + * for frames. + * * @IEEE80211_HW_QUEUE_CONTROL: The driver wants to control per-interface * queue mapping in order to use different queues (not just one per AC) * for different virtual interfaces. See the doc section on HW queue @@ -1825,41 +1889,56 @@ struct ieee80211_txq { * @IEEE80211_HW_SUPPORTS_CLONED_SKBS: The driver will never modify the payload * or tailroom of TX skbs without copying them first. * - * @IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS: The HW supports scanning on all bands + * @IEEE80211_HW_SINGLE_SCAN_ON_ALL_BANDS: The HW supports scanning on all bands * in one command, mac80211 doesn't have to run separate scans per band. + * + * @IEEE80211_HW_TDLS_WIDER_BW: The device/driver supports wider bandwidth + * than then BSS bandwidth for a TDLS link on the base channel. + * + * @IEEE80211_HW_SUPPORTS_AMSDU_IN_AMPDU: The driver supports receiving A-MSDUs + * within A-MPDU. + * + * @IEEE80211_HW_BEACON_TX_STATUS: The device/driver provides TX status + * for sent beacons. + * + * @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays */ enum ieee80211_hw_flags { - IEEE80211_HW_HAS_RATE_CONTROL = 1<<0, - IEEE80211_HW_RX_INCLUDES_FCS = 1<<1, - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING = 1<<2, - IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE = 1<<3, - IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE = 1<<4, - IEEE80211_HW_SIGNAL_UNSPEC = 1<<5, - IEEE80211_HW_SIGNAL_DBM = 1<<6, - IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC = 1<<7, - IEEE80211_HW_SPECTRUM_MGMT = 1<<8, - IEEE80211_HW_AMPDU_AGGREGATION = 1<<9, - IEEE80211_HW_SUPPORTS_PS = 1<<10, - IEEE80211_HW_PS_NULLFUNC_STACK = 1<<11, - IEEE80211_HW_SUPPORTS_DYNAMIC_PS = 1<<12, - IEEE80211_HW_MFP_CAPABLE = 1<<13, - IEEE80211_HW_WANT_MONITOR_VIF = 1<<14, - IEEE80211_HW_NO_AUTO_VIF = 1<<15, - IEEE80211_HW_SW_CRYPTO_CONTROL = 1<<16, - /* free slots */ - IEEE80211_HW_REPORTS_TX_ACK_STATUS = 1<<18, - IEEE80211_HW_CONNECTION_MONITOR = 1<<19, - IEEE80211_HW_QUEUE_CONTROL = 1<<20, - IEEE80211_HW_SUPPORTS_PER_STA_GTK = 1<<21, - IEEE80211_HW_AP_LINK_PS = 1<<22, - IEEE80211_HW_TX_AMPDU_SETUP_IN_HW = 1<<23, - IEEE80211_HW_SUPPORTS_RC_TABLE = 1<<24, - IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF = 1<<25, - IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26, - IEEE80211_HW_SUPPORTS_HT_CCK_RATES = 1<<27, - IEEE80211_HW_CHANCTX_STA_CSA = 1<<28, - IEEE80211_HW_SUPPORTS_CLONED_SKBS = 1<<29, - IEEE80211_SINGLE_HW_SCAN_ON_ALL_BANDS = 1<<30, + IEEE80211_HW_HAS_RATE_CONTROL, + IEEE80211_HW_RX_INCLUDES_FCS, + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING, + IEEE80211_HW_SIGNAL_UNSPEC, + IEEE80211_HW_SIGNAL_DBM, + IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC, + IEEE80211_HW_SPECTRUM_MGMT, + IEEE80211_HW_AMPDU_AGGREGATION, + IEEE80211_HW_SUPPORTS_PS, + IEEE80211_HW_PS_NULLFUNC_STACK, + IEEE80211_HW_SUPPORTS_DYNAMIC_PS, + IEEE80211_HW_MFP_CAPABLE, + IEEE80211_HW_WANT_MONITOR_VIF, + IEEE80211_HW_NO_AUTO_VIF, + IEEE80211_HW_SW_CRYPTO_CONTROL, + IEEE80211_HW_SUPPORT_FAST_XMIT, + IEEE80211_HW_REPORTS_TX_ACK_STATUS, + IEEE80211_HW_CONNECTION_MONITOR, + IEEE80211_HW_QUEUE_CONTROL, + IEEE80211_HW_SUPPORTS_PER_STA_GTK, + IEEE80211_HW_AP_LINK_PS, + IEEE80211_HW_TX_AMPDU_SETUP_IN_HW, + IEEE80211_HW_SUPPORTS_RC_TABLE, + IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF, + IEEE80211_HW_TIMING_BEACON_ONLY, + IEEE80211_HW_SUPPORTS_HT_CCK_RATES, + IEEE80211_HW_CHANCTX_STA_CSA, + IEEE80211_HW_SUPPORTS_CLONED_SKBS, + IEEE80211_HW_SINGLE_SCAN_ON_ALL_BANDS, + IEEE80211_HW_TDLS_WIDER_BW, + IEEE80211_HW_SUPPORTS_AMSDU_IN_AMPDU, + IEEE80211_HW_BEACON_TX_STATUS, + + /* keep last, obviously */ + NUM_IEEE80211_HW_FLAGS }; /** @@ -1924,8 +2003,10 @@ enum ieee80211_hw_flags { * it shouldn't be set. * * @max_tx_aggregation_subframes: maximum number of subframes in an - * aggregate an HT driver will transmit, used by the peer as a - * hint to size its reorder buffer. + * aggregate an HT driver will transmit. Though ADDBA will advertise + * a constant value of 64 as some older APs can crash if the window + * size is smaller (an example is LinkSys WRT120N with FW v1.0.07 + * build 002 Jun 18 2012). * * @offchannel_tx_hw_queue: HW queue ID to use for offchannel TX * (if %IEEE80211_HW_QUEUE_CONTROL is set) @@ -1940,8 +2021,8 @@ enum ieee80211_hw_flags { * Use the %IEEE80211_RADIOTAP_VHT_KNOWN_* values. * * @netdev_features: netdev features to be set in each netdev created - * from this HW. Note only HW checksum features are currently - * compatible with mac80211. Other feature bits will be rejected. + * from this HW. Note that not all features are usable with mac80211, + * other features will be rejected during HW registration. * * @uapsd_queues: This bitmap is included in (re)association frame to indicate * for each access category if it is uAPSD trigger-enabled and delivery- @@ -1966,7 +2047,7 @@ struct ieee80211_hw { struct wiphy *wiphy; const char *rate_control_algorithm; void *priv; - u32 flags; + unsigned long flags[BITS_TO_LONGS(NUM_IEEE80211_HW_FLAGS)]; unsigned int extra_tx_headroom; unsigned int extra_beacon_tailroom; int vif_data_size; @@ -1992,6 +2073,20 @@ struct ieee80211_hw { int txq_ac_max_pending; }; +static inline bool _ieee80211_hw_check(struct ieee80211_hw *hw, + enum ieee80211_hw_flags flg) +{ + return test_bit(flg, hw->flags); +} +#define ieee80211_hw_check(hw, flg) _ieee80211_hw_check(hw, IEEE80211_HW_##flg) + +static inline void _ieee80211_hw_set(struct ieee80211_hw *hw, + enum ieee80211_hw_flags flg) +{ + return __set_bit(flg, hw->flags); +} +#define ieee80211_hw_set(hw, flg) _ieee80211_hw_set(hw, IEEE80211_HW_##flg) + /** * struct ieee80211_scan_request - hw scan request * @@ -2505,10 +2600,6 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb); * stack. It is always safe to pass more frames than requested, * but this has negative impact on power consumption. * - * @FIF_PROMISC_IN_BSS: promiscuous mode within your BSS, - * think of the BSS as your network segment and then this corresponds - * to the regular ethernet device promiscuous mode. - * * @FIF_ALLMULTI: pass all multicast frames, this is used if requested * by the user or if the hardware is not capable of filtering by * multicast address. @@ -2525,18 +2616,16 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb); * mac80211 needs to do and the amount of CPU wakeups, so you should * honour this flag if possible. * - * @FIF_CONTROL: pass control frames (except for PS Poll), if PROMISC_IN_BSS - * is not set then only those addressed to this station. + * @FIF_CONTROL: pass control frames (except for PS Poll) addressed to this + * station * * @FIF_OTHER_BSS: pass frames destined to other BSSes * - * @FIF_PSPOLL: pass PS Poll frames, if PROMISC_IN_BSS is not set then only - * those addressed to this station. + * @FIF_PSPOLL: pass PS Poll frames * * @FIF_PROBE_REQ: pass probe request frames */ enum ieee80211_filter_flags { - FIF_PROMISC_IN_BSS = 1<<0, FIF_ALLMULTI = 1<<1, FIF_FCSFAIL = 1<<2, FIF_PLCPFAIL = 1<<3, @@ -2749,6 +2838,13 @@ enum ieee80211_reconfig_type { * See the section "Frame filtering" for more information. * This callback must be implemented and can sleep. * + * @config_iface_filter: Configure the interface's RX filter. + * This callback is optional and is used to configure which frames + * should be passed to mac80211. The filter_flags is the combination + * of FIF_* flags. The changed_flags is a bit mask that indicates + * which flags are changed. + * This callback can sleep. + * * @set_tim: Set TIM bit. mac80211 calls this function when a TIM bit * must be set or cleared for a given STA. Must be atomic. * @@ -2819,9 +2915,9 @@ enum ieee80211_reconfig_type { * Returns zero if statistics are available. * The callback can sleep. * - * @get_tkip_seq: If your device implements TKIP encryption in hardware this - * callback should be provided to read the TKIP transmit IVs (both IV32 - * and IV16) for the given key from hardware. + * @get_key_seq: If your device implements encryption in hardware and does + * IV/PN assignment then this callback should be provided to read the + * IV/PN for the given key from hardware. * The callback must be atomic. * * @set_frag_threshold: Configuration of fragmentation threshold. Assign this @@ -2938,6 +3034,9 @@ enum ieee80211_reconfig_type { * buffer size of 8. Correct ways to retransmit #1 would be: * - TX: 1 or 18 or 81 * Even "189" would be wrong since 1 could be lost again. + * The @amsdu parameter is valid when the action is set to + * %IEEE80211_AMPDU_TX_OPERATIONAL and indicates the peer's ability + * to receive A-MSDU within A-MPDU. * * Returns a negative error code on failure. * The callback can sleep. @@ -3004,7 +3103,7 @@ enum ieee80211_reconfig_type { * The callback can sleep. * @event_callback: Notify driver about any event in mac80211. See * &enum ieee80211_event_type for the different types. - * The callback can sleep. + * The callback must be atomic. * * @release_buffered_frames: Release buffered frames according to the given * parameters. In the case where the driver buffers some frames for @@ -3075,18 +3174,24 @@ enum ieee80211_reconfig_type { * The callback is optional and can sleep. * * @add_chanctx: Notifies device driver about new channel context creation. + * This callback may sleep. * @remove_chanctx: Notifies device driver about channel context destruction. + * This callback may sleep. * @change_chanctx: Notifies device driver about channel context changes that * may happen when combining different virtual interfaces on the same * channel context with different settings + * This callback may sleep. * @assign_vif_chanctx: Notifies device driver about channel context being bound * to vif. Possible use is for hw queue remapping. + * This callback may sleep. * @unassign_vif_chanctx: Notifies device driver about channel context being * unbound from vif. + * This callback may sleep. * @switch_vif_chanctx: switch a number of vifs from one chanctx to * another, as specified in the list of * @ieee80211_vif_chanctx_switch passed to the driver, according * to the mode defined in &ieee80211_chanctx_switch_mode. + * This callback may sleep. * * @start_ap: Start operation on the AP interface, this is called after all the * information in bss_conf is set and beacon can be retrieved. A channel @@ -3188,6 +3293,10 @@ struct ieee80211_ops { unsigned int changed_flags, unsigned int *total_flags, u64 multicast); + void (*config_iface_filter)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int filter_flags, + unsigned int changed_flags); int (*set_tim)(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set); int (*set_key)(struct ieee80211_hw *hw, enum set_key_cmd cmd, @@ -3220,8 +3329,9 @@ struct ieee80211_ops { struct ieee80211_vif *vif); int (*get_stats)(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats); - void (*get_tkip_seq)(struct ieee80211_hw *hw, u8 hw_key_idx, - u32 *iv32, u16 *iv16); + void (*get_key_seq)(struct ieee80211_hw *hw, + struct ieee80211_key_conf *key, + struct ieee80211_key_seq *seq); int (*set_frag_threshold)(struct ieee80211_hw *hw, u32 value); int (*set_rts_threshold)(struct ieee80211_hw *hw, u32 value); int (*sta_add)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -3270,7 +3380,7 @@ struct ieee80211_ops { struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, struct ieee80211_sta *sta, u16 tid, u16 *ssn, - u8 buf_size); + u8 buf_size, bool amsdu); int (*get_survey)(struct ieee80211_hw *hw, int idx, struct survey_info *survey); void (*rfkill_poll)(struct ieee80211_hw *hw); @@ -3469,14 +3579,15 @@ enum ieee80211_tpt_led_trigger_flags { }; #ifdef CONFIG_MAC80211_LEDS -char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw); -char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw); -char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw); -char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw); -char *__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, - unsigned int flags, - const struct ieee80211_tpt_blink *blink_table, - unsigned int blink_table_len); +const char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw); +const char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw); +const char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw); +const char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw); +const char * +__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, + unsigned int flags, + const struct ieee80211_tpt_blink *blink_table, + unsigned int blink_table_len); #endif /** * ieee80211_get_tx_led_name - get name of TX LED @@ -3490,7 +3601,7 @@ char *__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, * * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ -static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw) +static inline const char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw) { #ifdef CONFIG_MAC80211_LEDS return __ieee80211_get_tx_led_name(hw); @@ -3511,7 +3622,7 @@ static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw) * * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ -static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) +static inline const char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) { #ifdef CONFIG_MAC80211_LEDS return __ieee80211_get_rx_led_name(hw); @@ -3532,7 +3643,7 @@ static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) * * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ -static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) +static inline const char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) { #ifdef CONFIG_MAC80211_LEDS return __ieee80211_get_assoc_led_name(hw); @@ -3553,7 +3664,7 @@ static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) * * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ -static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) +static inline const char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) { #ifdef CONFIG_MAC80211_LEDS return __ieee80211_get_radio_led_name(hw); @@ -3574,7 +3685,7 @@ static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) * * Note: This function must be called before ieee80211_register_hw(). */ -static inline char * +static inline const char * ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, unsigned int flags, const struct ieee80211_tpt_blink *blink_table, unsigned int blink_table_len) @@ -3623,20 +3734,28 @@ void ieee80211_free_hw(struct ieee80211_hw *hw); void ieee80211_restart_hw(struct ieee80211_hw *hw); /** - * ieee80211_napi_add - initialize mac80211 NAPI context - * @hw: the hardware to initialize the NAPI context on - * @napi: the NAPI context to initialize - * @napi_dev: dummy NAPI netdevice, here to not waste the space if the - * driver doesn't use NAPI - * @poll: poll function - * @weight: default weight + * ieee80211_rx_napi - receive frame from NAPI context + * + * Use this function to hand received frames to mac80211. The receive + * buffer in @skb must start with an IEEE 802.11 header. In case of a + * paged @skb is used, the driver is recommended to put the ieee80211 + * header of the frame on the linear part of the @skb to avoid memory + * allocation and/or memcpy by the stack. + * + * This function may not be called in IRQ context. Calls to this function + * for a single hardware must be synchronized against each other. Calls to + * this function, ieee80211_rx_ni() and ieee80211_rx_irqsafe() may not be + * mixed for a single hardware. Must not run concurrently with + * ieee80211_tx_status() or ieee80211_tx_status_ni(). + * + * This function must be called with BHs disabled. * - * See also netif_napi_add(). + * @hw: the hardware this frame came in on + * @skb: the buffer to receive, owned by mac80211 after this call + * @napi: the NAPI context */ -void ieee80211_napi_add(struct ieee80211_hw *hw, struct napi_struct *napi, - struct net_device *napi_dev, - int (*poll)(struct napi_struct *, int), - int weight); +void ieee80211_rx_napi(struct ieee80211_hw *hw, struct sk_buff *skb, + struct napi_struct *napi); /** * ieee80211_rx - receive frame @@ -3658,7 +3777,10 @@ void ieee80211_napi_add(struct ieee80211_hw *hw, struct napi_struct *napi, * @hw: the hardware this frame came in on * @skb: the buffer to receive, owned by mac80211 after this call */ -void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb); +static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) +{ + ieee80211_rx_napi(hw, skb, NULL); +} /** * ieee80211_rx_irqsafe - receive frame @@ -4242,53 +4364,6 @@ void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf, struct sk_buff *skb, u8 *p2k); /** - * ieee80211_aes_cmac_calculate_k1_k2 - calculate the AES-CMAC sub keys - * - * This function computes the two AES-CMAC sub-keys, based on the - * previously installed master key. - * - * @keyconf: the parameter passed with the set key - * @k1: a buffer to be filled with the 1st sub-key - * @k2: a buffer to be filled with the 2nd sub-key - */ -void ieee80211_aes_cmac_calculate_k1_k2(struct ieee80211_key_conf *keyconf, - u8 *k1, u8 *k2); - -/** - * struct ieee80211_key_seq - key sequence counter - * - * @tkip: TKIP data, containing IV32 and IV16 in host byte order - * @ccmp: PN data, most significant byte first (big endian, - * reverse order than in packet) - * @aes_cmac: PN data, most significant byte first (big endian, - * reverse order than in packet) - * @aes_gmac: PN data, most significant byte first (big endian, - * reverse order than in packet) - * @gcmp: PN data, most significant byte first (big endian, - * reverse order than in packet) - */ -struct ieee80211_key_seq { - union { - struct { - u32 iv32; - u16 iv16; - } tkip; - struct { - u8 pn[6]; - } ccmp; - struct { - u8 pn[6]; - } aes_cmac; - struct { - u8 pn[6]; - } aes_gmac; - struct { - u8 pn[6]; - } gcmp; - }; -}; - -/** * ieee80211_get_key_tx_seq - get key TX sequence counter * * @keyconf: the parameter passed with the set key |