diff options
Diffstat (limited to 'include/net/mac80211.h')
| -rw-r--r-- | include/net/mac80211.h | 114 |
1 files changed, 74 insertions, 40 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 6b1077c2a63f..82045fca388b 100644 --- a/include/net/mac80211.h +++ b/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 @@ -477,9 +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. @@ -973,6 +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 @@ -997,9 +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 @@ -1039,8 +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), @@ -1237,11 +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. @@ -1271,7 +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; @@ -1357,6 +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) @@ -1381,6 +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 *)); }; @@ -1888,6 +1892,15 @@ struct ieee80211_txq { * @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 { @@ -1920,6 +1933,9 @@ enum ieee80211_hw_flags { 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 @@ -2820,6 +2836,13 @@ 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. * @@ -3009,6 +3032,9 @@ 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. @@ -3146,18 +3172,24 @@ 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 @@ -3259,6 +3291,10 @@ 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, @@ -3342,7 +3378,7 @@ 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); @@ -3696,20 +3732,28 @@ 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. * - * See also netif_napi_add(). + * 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. + * + * @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 @@ -3731,7 +3775,10 @@ 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 @@ -4315,19 +4362,6 @@ 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); - -/** * ieee80211_get_key_tx_seq - get key TX sequence counter * * @keyconf: the parameter passed with the set key |