X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=net%2Fmac80211%2Fieee80211_i.h;h=f69e84ab96171c1501b449090741dfcc5b41a803;hb=65fc73ac4a310945dfeceac961726c2765ad2ec0;hp=3cad0172b45e55af4fb8b35d6c06fc73f88af537;hpb=4eb2ae9a42b77de48ee9fecfaccc66c640313188;p=safe%2Fjmp%2Flinux-2.6 diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 3cad017..f69e84a 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -23,19 +23,13 @@ #include #include #include +#include #include #include #include #include "key.h" #include "sta_info.h" -/* ieee80211.o internal definitions, etc. These are not included into - * low-level drivers. */ - -#ifndef ETH_P_PAE -#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ -#endif /* ETH_P_PAE */ - struct ieee80211_local; /* Maximum number of broadcast/multicast frames to buffer when some of the @@ -49,7 +43,7 @@ struct ieee80211_local; /* Required encryption head and tailroom */ #define IEEE80211_ENCRYPT_HEADROOM 8 -#define IEEE80211_ENCRYPT_TAILROOM 12 +#define IEEE80211_ENCRYPT_TAILROOM 18 /* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent * reception of at least three fragmented frames. This limit can be increased @@ -57,6 +51,14 @@ struct ieee80211_local; * increased memory use (about 2 kB of RAM per entry). */ #define IEEE80211_FRAGMENT_MAX 4 +/* + * Time after which we ignore scan results and no longer report/use + * them in any way. + */ +#define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ) + +#define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024)) + struct ieee80211_fragment_entry { unsigned long first_frag_time; unsigned int seq; @@ -69,53 +71,41 @@ struct ieee80211_fragment_entry { }; -struct ieee80211_sta_bss { - struct list_head list; - struct ieee80211_sta_bss *hnext; - size_t ssid_len; - - atomic_t users; +struct ieee80211_bss { + /* Yes, this is a hack */ + struct cfg80211_bss cbss; - u8 bssid[ETH_ALEN]; + /* don't want to look up all the time */ + size_t ssid_len; u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 dtim_period; - u16 capability; /* host byte order */ - enum ieee80211_band band; - int freq; - int signal, noise, qual; - u8 *wpa_ie; - size_t wpa_ie_len; - u8 *rsn_ie; - size_t rsn_ie_len; - u8 *wmm_ie; - size_t wmm_ie_len; - u8 *ht_ie; - size_t ht_ie_len; - u8 *ht_add_ie; - size_t ht_add_ie_len; + + bool wmm_used; + + unsigned long last_probe_resp; + #ifdef CONFIG_MAC80211_MESH u8 *mesh_id; size_t mesh_id_len; u8 *mesh_cfg; #endif + #define IEEE80211_MAX_SUPP_RATES 32 u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; size_t supp_rates_len; - u64 timestamp; - int beacon_int; - - bool probe_resp; - unsigned long last_update; - /* during assocation, we save an ERP value from a probe response so + /* + * During assocation, we save an ERP value from a probe response so * that we can feed ERP info to the driver when handling the * association completes. these fields probably won't be up-to-date - * otherwise, you probably don't want to use them. */ - int has_erp_value; + * otherwise, you probably don't want to use them. + */ + bool has_erp_value; u8 erp_value; }; -static inline u8 *bss_mesh_cfg(struct ieee80211_sta_bss *bss) +static inline u8 *bss_mesh_cfg(struct ieee80211_bss *bss) { #ifdef CONFIG_MAC80211_MESH return bss->mesh_cfg; @@ -123,7 +113,7 @@ static inline u8 *bss_mesh_cfg(struct ieee80211_sta_bss *bss) return NULL; } -static inline u8 *bss_mesh_id(struct ieee80211_sta_bss *bss) +static inline u8 *bss_mesh_id(struct ieee80211_bss *bss) { #ifdef CONFIG_MAC80211_MESH return bss->mesh_id; @@ -131,7 +121,7 @@ static inline u8 *bss_mesh_id(struct ieee80211_sta_bss *bss) return NULL; } -static inline u8 bss_mesh_id_len(struct ieee80211_sta_bss *bss) +static inline u8 bss_mesh_id_len(struct ieee80211_bss *bss) { #ifdef CONFIG_MAC80211_MESH return bss->mesh_id_len; @@ -148,7 +138,6 @@ typedef unsigned __bitwise__ ieee80211_tx_result; #define IEEE80211_TX_FRAGMENTED BIT(0) #define IEEE80211_TX_UNICAST BIT(1) #define IEEE80211_TX_PS_BUFFERED BIT(2) -#define IEEE80211_TX_PROBE_LAST_FRAG BIT(3) struct ieee80211_tx_data { struct sk_buff *skb; @@ -159,11 +148,6 @@ struct ieee80211_tx_data { struct ieee80211_key *key; struct ieee80211_channel *channel; - s8 rate_idx; - /* use this rate (if set) for last fragment; rate can - * be set to lower rate for the first fragments, e.g., - * when using CTS protection with IEEE 802.11g. */ - s8 last_frag_rate_idx; /* Extra fragments (in addition to the first fragment * in skb) */ @@ -198,7 +182,6 @@ struct ieee80211_rx_data { struct ieee80211_rx_status *status; struct ieee80211_rate *rate; - u16 ethertype; unsigned int flags; int sent_ps_buffered; int queue; @@ -209,9 +192,7 @@ struct ieee80211_rx_data { struct ieee80211_tx_stored_packet { struct sk_buff *skb; struct sk_buff **extra_frag; - s8 last_frag_rate_idx; int num_extra_frag; - bool last_frag_rate_ctrl_probe; }; struct beacon_data { @@ -225,9 +206,6 @@ struct ieee80211_if_ap { struct list_head vlans; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - size_t ssid_len; - /* yes, this looks ugly, but guarantees that we can later use * bitmap_empty :) * NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */ @@ -235,7 +213,6 @@ struct ieee80211_if_ap { struct sk_buff_head ps_bc_buf; atomic_t num_sta_ps; /* number of stations in PS mode */ int dtim_count; - int num_beacons; /* number of TXed beacon frames for this BSS */ }; struct ieee80211_if_wds { @@ -262,27 +239,7 @@ struct mesh_preq_queue { u8 flags; }; -struct mesh_config { - /* Timeouts in ms */ - /* Mesh plink management parameters */ - u16 dot11MeshRetryTimeout; - u16 dot11MeshConfirmTimeout; - u16 dot11MeshHoldingTimeout; - u16 dot11MeshMaxPeerLinks; - u8 dot11MeshMaxRetries; - u8 dot11MeshTTL; - bool auto_open_plinks; - /* HWMP parameters */ - u8 dot11MeshHWMPmaxPREQretries; - u32 path_refresh_time; - u16 min_discovery_timeout; - u32 dot11MeshHWMPactivePathTimeout; - u16 dot11MeshHWMPpreqMinInterval; - u16 dot11MeshHWMPnetDiameterTraversalTime; -}; - - -/* flags used in struct ieee80211_if_sta.flags */ +/* flags used in struct ieee80211_if_managed.flags */ #define IEEE80211_STA_SSID_SET BIT(0) #define IEEE80211_STA_BSSID_SET BIT(1) #define IEEE80211_STA_PREV_BSSID_SET BIT(2) @@ -296,48 +253,41 @@ struct mesh_config { #define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) #define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) #define IEEE80211_STA_PRIVACY_INVOKED BIT(13) -struct ieee80211_if_sta { +#define IEEE80211_STA_TKIP_WEP_USED BIT(14) +#define IEEE80211_STA_CSA_RECEIVED BIT(15) +#define IEEE80211_STA_MFP_ENABLED BIT(16) +#define IEEE80211_STA_EXT_SME BIT(17) +/* flags for MLME request */ +#define IEEE80211_STA_REQ_SCAN 0 +#define IEEE80211_STA_REQ_DIRECT_PROBE 1 +#define IEEE80211_STA_REQ_AUTH 2 +#define IEEE80211_STA_REQ_RUN 3 + +/* bitfield of allowed auth algs */ +#define IEEE80211_AUTH_ALG_OPEN BIT(0) +#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) +#define IEEE80211_AUTH_ALG_LEAP BIT(2) +#define IEEE80211_AUTH_ALG_FT BIT(3) + +struct ieee80211_if_managed { struct timer_list timer; + struct timer_list chswitch_timer; struct work_struct work; + struct work_struct chswitch_work; + u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + size_t ssid_len; + enum { - IEEE80211_DISABLED, IEEE80211_AUTHENTICATE, - IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED, - IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED, - IEEE80211_MESH_UP + IEEE80211_STA_MLME_DISABLED, + IEEE80211_STA_MLME_DIRECT_PROBE, + IEEE80211_STA_MLME_AUTHENTICATE, + IEEE80211_STA_MLME_ASSOCIATE, + IEEE80211_STA_MLME_ASSOCIATED, } state; - size_t ssid_len; - u8 scan_ssid[IEEE80211_MAX_SSID_LEN]; - size_t scan_ssid_len; -#ifdef CONFIG_MAC80211_MESH - struct timer_list mesh_path_timer; - u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; - size_t mesh_id_len; - /* Active Path Selection Protocol Identifier */ - u8 mesh_pp_id[4]; - /* Active Path Selection Metric Identifier */ - u8 mesh_pm_id[4]; - /* Congestion Control Mode Identifier */ - u8 mesh_cc_id[4]; - /* Local mesh Destination Sequence Number */ - u32 dsn; - /* Last used PREQ ID */ - u32 preq_id; - atomic_t mpaths; - /* Timestamp of last DSN update */ - unsigned long last_dsn_update; - /* Timestamp of last DSN sent */ - unsigned long last_preq; - struct mesh_rmc *rmc; - spinlock_t mesh_preq_queue_lock; - struct mesh_preq_queue preq_queue; - int preq_queue_len; - struct mesh_stats mshstats; - struct mesh_config mshcfg; - u32 mesh_seqnum; - bool accepting_plinks; -#endif + u16 aid; u16 ap_capab, capab; u8 *extra_ie; /* to be added to the end of AssocReq */ @@ -349,54 +299,132 @@ struct ieee80211_if_sta { struct sk_buff_head skb_queue; - int auth_tries, assoc_tries; + int assoc_scan_tries; /* number of scans done pre-association */ + int direct_probe_tries; /* retries for direct probes */ + int auth_tries; /* retries for auth req */ + int assoc_tries; /* retries for assoc req */ unsigned long request; unsigned long last_probe; unsigned int flags; -#define IEEE80211_STA_REQ_SCAN 0 -#define IEEE80211_STA_REQ_AUTH 1 -#define IEEE80211_STA_REQ_RUN 2 -#define IEEE80211_AUTH_ALG_OPEN BIT(0) -#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) -#define IEEE80211_AUTH_ALG_LEAP BIT(2) unsigned int auth_algs; /* bitfield of allowed auth algs */ int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ int auth_transaction; + enum { + IEEE80211_MFP_DISABLED, + IEEE80211_MFP_OPTIONAL, + IEEE80211_MFP_REQUIRED + } mfp; /* management frame protection */ + + int wmm_last_param_set; + + /* Extra IE data for management frames */ + u8 *sme_auth_ie; + size_t sme_auth_ie_len; +}; + +enum ieee80211_ibss_flags { + IEEE80211_IBSS_AUTO_CHANNEL_SEL = BIT(0), + IEEE80211_IBSS_AUTO_BSSID_SEL = BIT(1), + IEEE80211_IBSS_BSSID_SET = BIT(2), + IEEE80211_IBSS_PREV_BSSID_SET = BIT(3), + IEEE80211_IBSS_SSID_SET = BIT(4), +}; + +enum ieee80211_ibss_request { + IEEE80211_IBSS_REQ_RUN = 0, +}; + +struct ieee80211_if_ibss { + struct timer_list timer; + struct work_struct work; + + struct sk_buff_head skb_queue; + + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; + + u32 flags; + + u8 bssid[ETH_ALEN]; + + unsigned long request; + unsigned long ibss_join_req; struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ - u32 supp_rates_bits[IEEE80211_NUM_BANDS]; - int wmm_last_param_set; - int num_beacons; /* number of TXed beacon frames by this STA */ + enum { + IEEE80211_IBSS_MLME_SEARCH, + IEEE80211_IBSS_MLME_JOINED, + } state; }; -static inline void ieee80211_if_sta_set_mesh_id(struct ieee80211_if_sta *ifsta, - u8 mesh_id_len, u8 *mesh_id) -{ -#ifdef CONFIG_MAC80211_MESH - ifsta->mesh_id_len = mesh_id_len; - memcpy(ifsta->mesh_id, mesh_id, mesh_id_len); -#endif -} +struct ieee80211_if_mesh { + struct work_struct work; + struct timer_list housekeeping_timer; + struct timer_list mesh_path_timer; + struct sk_buff_head skb_queue; + + bool housekeeping; + + u8 mesh_id[IEEE80211_MAX_MESH_ID_LEN]; + size_t mesh_id_len; + /* Active Path Selection Protocol Identifier */ + u8 mesh_pp_id[4]; + /* Active Path Selection Metric Identifier */ + u8 mesh_pm_id[4]; + /* Congestion Control Mode Identifier */ + u8 mesh_cc_id[4]; + /* Local mesh Destination Sequence Number */ + u32 dsn; + /* Last used PREQ ID */ + u32 preq_id; + atomic_t mpaths; + /* Timestamp of last DSN update */ + unsigned long last_dsn_update; + /* Timestamp of last DSN sent */ + unsigned long last_preq; + struct mesh_rmc *rmc; + spinlock_t mesh_preq_queue_lock; + struct mesh_preq_queue preq_queue; + int preq_queue_len; + struct mesh_stats mshstats; + struct mesh_config mshcfg; + u32 mesh_seqnum; + bool accepting_plinks; +}; #ifdef CONFIG_MAC80211_MESH -#define IEEE80211_IFSTA_MESH_CTR_INC(sta, name) \ - do { (sta)->mshstats.name++; } while (0) +#define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ + do { (msh)->mshstats.name++; } while (0) #else -#define IEEE80211_IFSTA_MESH_CTR_INC(sta, name) \ +#define IEEE80211_IFSTA_MESH_CTR_INC(msh, name) \ do { } while (0) #endif -/* flags used in struct ieee80211_sub_if_data.flags */ -#define IEEE80211_SDATA_ALLMULTI BIT(0) -#define IEEE80211_SDATA_PROMISC BIT(1) -#define IEEE80211_SDATA_USERSPACE_MLME BIT(2) -#define IEEE80211_SDATA_OPERATING_GMODE BIT(3) +/** + * enum ieee80211_sub_if_data_flags - virtual interface flags + * + * @IEEE80211_SDATA_ALLMULTI: interface wants all multicast packets + * @IEEE80211_SDATA_PROMISC: interface is promisc + * @IEEE80211_SDATA_USERSPACE_MLME: userspace MLME is active + * @IEEE80211_SDATA_OPERATING_GMODE: operating in G-only mode + * @IEEE80211_SDATA_DONT_BRIDGE_PACKETS: bridge packets between + * associated stations and deliver multicast frames both + * back to wireless media and to the local net stack. + */ +enum ieee80211_sub_if_data_flags { + IEEE80211_SDATA_ALLMULTI = BIT(0), + IEEE80211_SDATA_PROMISC = BIT(1), + IEEE80211_SDATA_USERSPACE_MLME = BIT(2), + IEEE80211_SDATA_OPERATING_GMODE = BIT(3), + IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(4), +}; + struct ieee80211_sub_if_data { struct list_head list; @@ -412,21 +440,17 @@ struct ieee80211_sub_if_data { int drop_unencrypted; - /* - * basic rates of this AP or the AP we're associated to - */ - u64 basic_rates; - /* Fragment table for host-based reassembly */ struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; unsigned int fragment_next; #define NUM_DEFAULT_KEYS 4 - struct ieee80211_key *keys[NUM_DEFAULT_KEYS]; +#define NUM_DEFAULT_MGMT_KEYS 2 + struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS]; struct ieee80211_key *default_key; + struct ieee80211_key *default_mgmt_key; - /* BSS configuration for this interface. */ - struct ieee80211_bss_conf bss_conf; + u16 sequence_number; /* * AP this belongs to: self in AP mode and @@ -442,7 +466,11 @@ struct ieee80211_sub_if_data { struct ieee80211_if_ap ap; struct ieee80211_if_wds wds; struct ieee80211_if_vlan vlan; - struct ieee80211_if_sta sta; + struct ieee80211_if_managed mgd; + struct ieee80211_if_ibss ibss; +#ifdef CONFIG_MAC80211_MESH + struct ieee80211_if_mesh mesh; +#endif u32 mntr_flags; } u; @@ -465,13 +493,13 @@ struct ieee80211_sub_if_data { struct dentry *auth_alg; struct dentry *auth_transaction; struct dentry *flags; - struct dentry *num_beacons_sta; + struct dentry *force_unicast_rateidx; + struct dentry *max_ratectrl_rateidx; } sta; struct { struct dentry *drop_unencrypted; struct dentry *num_sta_ps; struct dentry *dtim_count; - struct dentry *num_beacons; struct dentry *force_unicast_rateidx; struct dentry *max_ratectrl_rateidx; struct dentry *num_buffered_multicast; @@ -479,15 +507,22 @@ struct ieee80211_sub_if_data { struct { struct dentry *drop_unencrypted; struct dentry *peer; + struct dentry *force_unicast_rateidx; + struct dentry *max_ratectrl_rateidx; } wds; struct { struct dentry *drop_unencrypted; + struct dentry *force_unicast_rateidx; + struct dentry *max_ratectrl_rateidx; } vlan; struct { struct dentry *mode; } monitor; - struct dentry *default_key; } debugfs; + struct { + struct dentry *default_key; + struct dentry *default_mgmt_key; + } common_debugfs; #ifdef CONFIG_MAC80211_MESH struct dentry *mesh_stats_dir; @@ -528,6 +563,19 @@ struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p) return container_of(p, struct ieee80211_sub_if_data, vif); } +static inline void +ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata, + u8 mesh_id_len, u8 *mesh_id) +{ +#ifdef CONFIG_MAC80211_MESH + struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; + ifmsh->mesh_id_len = mesh_id_len; + memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len); +#else + WARN_ON(1); +#endif +} + enum { IEEE80211_RX_MSG = 1, IEEE80211_TX_STATUS_MSG = 2, @@ -535,8 +583,17 @@ enum { IEEE80211_ADDBA_MSG = 4, }; -/* maximum number of hardware queues we support. */ -#define QD_MAX_QUEUES (IEEE80211_MAX_AMPDU_QUEUES + IEEE80211_MAX_QUEUES) +enum queue_stop_reason { + IEEE80211_QUEUE_STOP_REASON_DRIVER, + IEEE80211_QUEUE_STOP_REASON_PS, + IEEE80211_QUEUE_STOP_REASON_CSA, + IEEE80211_QUEUE_STOP_REASON_AGGREGATION, + IEEE80211_QUEUE_STOP_REASON_SUSPEND, +}; + +struct ieee80211_master_priv { + struct ieee80211_local *local; +}; struct ieee80211_local { /* embed the driver visible part. @@ -546,7 +603,14 @@ struct ieee80211_local { const struct ieee80211_ops *ops; - unsigned long queue_pool[BITS_TO_LONGS(QD_MAX_QUEUES)]; + /* AC queue corresponding to each AMPDU queue */ + s8 ampdu_ac_queue[IEEE80211_MAX_AMPDU_QUEUES]; + unsigned int amdpu_ac_stop_refcnt[IEEE80211_MAX_AMPDU_QUEUES]; + + unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES + + IEEE80211_MAX_AMPDU_QUEUES]; + /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ + spinlock_t queue_stop_reason_lock; struct net_device *mdev; /* wmaster# - "master" 802.11 device */ int open_count; @@ -555,7 +619,6 @@ struct ieee80211_local { int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss; unsigned int filter_flags; /* FIF_* */ struct iw_statistics wstats; - u8 wstats_flags; bool tim_in_locked_section; /* see ieee80211_beacon_get() */ int tx_headroom; /* required headroom for hardware/radiotap */ @@ -594,18 +657,14 @@ struct ieee80211_local { int rts_threshold; int fragmentation_threshold; - int short_retry_limit; /* dot11ShortRetryLimit */ - int long_retry_limit; /* dot11LongRetryLimit */ struct crypto_blkcipher *wep_tx_tfm; struct crypto_blkcipher *wep_rx_tfm; u32 wep_iv; - int bridge_packets; /* bridge packets between associated stations and - * deliver multicast frames both back to wireless - * media and to the local net stack */ - + /* see iface.c */ struct list_head interfaces; + struct mutex iflist_mtx; /* * Key lock, protects sdata's key_list and sta_info's @@ -614,21 +673,20 @@ struct ieee80211_local { spinlock_t key_lock; - bool sta_sw_scanning; - bool sta_hw_scanning; + /* Scanning and BSS list */ + bool sw_scanning, hw_scanning; + struct cfg80211_ssid scan_ssid; + struct cfg80211_scan_request int_scan_req; + struct cfg80211_scan_request *scan_req; + struct ieee80211_channel *scan_channel; int scan_channel_idx; - enum ieee80211_band scan_band; enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; unsigned long last_scan_completed; struct delayed_work scan_work; - struct net_device *scan_dev; - struct ieee80211_channel *oper_channel, *scan_channel; - u8 scan_ssid[IEEE80211_MAX_SSID_LEN]; - size_t scan_ssid_len; - struct list_head sta_bss_list; - struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE]; - spinlock_t sta_bss_lock; + struct ieee80211_sub_if_data *scan_sdata; + enum nl80211_channel_type oper_channel_type; + struct ieee80211_channel *oper_channel, *csa_channel; /* SNMP counters */ /* dot11CountersTable */ @@ -641,7 +699,6 @@ struct ieee80211_local { u32 dot11ReceivedFragmentCount; u32 dot11MulticastReceivedFrameCount; u32 dot11TransmittedFrameCount; - u32 dot11WEPUndecryptableCount; #ifdef CONFIG_MAC80211_LEDS int tx_led_counter, rx_led_counter; @@ -687,18 +744,28 @@ struct ieee80211_local { int wifi_wme_noack_test; unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ + bool powersave; + bool pspolling; + struct work_struct dynamic_ps_enable_work; + struct work_struct dynamic_ps_disable_work; + struct timer_list dynamic_ps_timer; + + int user_power_level; /* in dBm */ + int power_constr_level; /* in dBm */ + #ifdef CONFIG_MAC80211_DEBUGFS struct local_debugfsdentries { + struct dentry *rcdir; + struct dentry *rcname; struct dentry *frequency; - struct dentry *antenna_sel_tx; - struct dentry *antenna_sel_rx; - struct dentry *bridge_packets; struct dentry *rts_threshold; struct dentry *fragmentation_threshold; struct dentry *short_retry_limit; struct dentry *long_retry_limit; struct dentry *total_ps_buffered; struct dentry *wep_iv; + struct dentry *tsf; + struct dentry *reset; struct dentry *statistics; struct local_debugfsdentries_statsdentries { struct dentry *transmitted_fragment_count; @@ -762,6 +829,9 @@ struct ieee80211_ra_tid { /* Parsed Information Elements */ struct ieee802_11_elems { + u8 *ie_start; + size_t total_len; + /* pointers to IEs */ u8 *ssid; u8 *supp_rates; @@ -777,8 +847,8 @@ struct ieee802_11_elems { u8 *ext_supp_rates; u8 *wmm_info; u8 *wmm_param; - u8 *ht_cap_elem; - u8 *ht_info_elem; + struct ieee80211_ht_cap *ht_cap_elem; + struct ieee80211_ht_info *ht_info_elem; u8 *mesh_config; u8 *mesh_id; u8 *peer_link; @@ -789,6 +859,7 @@ struct ieee802_11_elems { u8 *country_elem; u8 *pwr_constr_elem; u8 *quiet_elem; /* first quite element */ + u8 *timeout_int; /* length of them, respectively */ u8 ssid_len; @@ -805,8 +876,6 @@ struct ieee802_11_elems { u8 ext_supp_rates_len; u8 wmm_info_len; u8 wmm_param_len; - u8 ht_cap_elem_len; - u8 ht_info_elem_len; u8 mesh_config_len; u8 mesh_id_len; u8 peer_link_len; @@ -818,6 +887,7 @@ struct ieee802_11_elems { u8 pwr_constr_elem_len; u8 quiet_elem_len; u8 num_of_quiet_elem; /* can be more the one */ + u8 timeout_int_len; }; static inline struct ieee80211_local *hw_to_local( @@ -832,11 +902,6 @@ static inline struct ieee80211_hw *local_to_hw( return &local->hw; } -struct sta_attribute { - struct attribute attr; - ssize_t (*show)(const struct sta_info *, char *buf); - ssize_t (*store)(struct sta_info *, const char *buf, size_t count); -}; static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) { @@ -845,86 +910,86 @@ static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) } -/* ieee80211.c */ -int ieee80211_hw_config(struct ieee80211_local *local); +int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed); void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); -u32 ieee80211_handle_ht(struct ieee80211_local *local, int enable_ht, - struct ieee80211_ht_info *req_ht_cap, - struct ieee80211_ht_bss_info *req_bss_cap); - -/* ieee80211_ioctl.c */ -extern const struct iw_handler_def ieee80211_iw_handler_def; -int ieee80211_set_freq(struct net_device *dev, int freq); - -/* ieee80211_sta.c */ -void ieee80211_sta_timer(unsigned long data); -void ieee80211_sta_work(struct work_struct *work); -void ieee80211_sta_scan_work(struct work_struct *work); -void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb, - struct ieee80211_rx_status *rx_status); -int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len); -int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len); -int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid); -int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len); -void ieee80211_sta_req_auth(struct net_device *dev, - struct ieee80211_if_sta *ifsta); -int ieee80211_sta_scan_results(struct net_device *dev, - struct iw_request_info *info, - char *buf, size_t len); -ieee80211_rx_result ieee80211_sta_rx_scan( - struct net_device *dev, struct sk_buff *skb, - struct ieee80211_rx_status *rx_status); -void ieee80211_rx_bss_list_init(struct ieee80211_local *local); -void ieee80211_rx_bss_list_deinit(struct ieee80211_local *local); -int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len); -struct sta_info *ieee80211_ibss_add_sta(struct net_device *dev, - struct sk_buff *skb, u8 *bssid, - u8 *addr, u64 supp_rates); -int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason); -int ieee80211_sta_disassociate(struct net_device *dev, u16 reason); void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, u32 changed); -u32 ieee80211_reset_erp_info(struct net_device *dev); -int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie, - struct ieee80211_ht_info *ht_info); -int ieee80211_ht_addt_info_ie_to_ht_bss_info( - struct ieee80211_ht_addt_info *ht_add_info_ie, - struct ieee80211_ht_bss_info *bss_info); -void ieee80211_send_addba_request(struct net_device *dev, const u8 *da, - u16 tid, u8 dialog_token, u16 start_seq_num, - u16 agg_size, u16 timeout); -void ieee80211_send_delba(struct net_device *dev, const u8 *da, u16 tid, - u16 initiator, u16 reason_code); -void ieee80211_send_bar(struct net_device *dev, u8 *ra, u16 tid, u16 ssn); - -void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *da, - u16 tid, u16 initiator, u16 reason); -void sta_addba_resp_timer_expired(unsigned long data); -void ieee80211_sta_tear_down_BA_sessions(struct net_device *dev, u8 *addr); -u64 ieee80211_sta_get_rates(struct ieee80211_local *local, - struct ieee802_11_elems *elems, - enum ieee80211_band band); -void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb, - int encrypt); -void ieee802_11_parse_elems(u8 *start, size_t len, - struct ieee802_11_elems *elems); +void ieee80211_configure_filter(struct ieee80211_local *local); +u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); -#ifdef CONFIG_MAC80211_MESH -void ieee80211_start_mesh(struct net_device *dev); -#else -static inline void ieee80211_start_mesh(struct net_device *dev) -{} -#endif +/* wireless extensions */ +extern const struct iw_handler_def ieee80211_iw_handler_def; + +/* STA code */ +void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); +ieee80211_rx_result ieee80211_sta_rx_mgmt(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, + struct ieee80211_rx_status *rx_status); +int ieee80211_sta_commit(struct ieee80211_sub_if_data *sdata); +int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); +int ieee80211_sta_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); +int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); +void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata); +int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason); +int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason); +void ieee80211_send_pspoll(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata); + +/* IBSS code */ +int ieee80211_ibss_commit(struct ieee80211_sub_if_data *sdata); +int ieee80211_ibss_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len); +int ieee80211_ibss_get_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t *len); +int ieee80211_ibss_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid); +void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local); +void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata); +ieee80211_rx_result +ieee80211_ibss_rx_mgmt(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, + struct ieee80211_rx_status *rx_status); +struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, + u8 *bssid, u8 *addr, u32 supp_rates); + +/* scan/BSS handling */ +void ieee80211_scan_work(struct work_struct *work); +int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata, + struct cfg80211_scan_request *req); +int ieee80211_scan_results(struct ieee80211_local *local, + struct iw_request_info *info, + char *buf, size_t len); +ieee80211_rx_result +ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, + struct ieee80211_rx_status *rx_status); +int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata, + const char *ie, size_t len); + +void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local); +void ieee80211_scan_failed(struct ieee80211_local *local); +int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata, + struct cfg80211_scan_request *req); +struct ieee80211_bss * +ieee80211_bss_info_update(struct ieee80211_local *local, + struct ieee80211_rx_status *rx_status, + struct ieee80211_mgmt *mgmt, + size_t len, + struct ieee802_11_elems *elems, + struct ieee80211_channel *channel, + bool beacon); +struct ieee80211_bss * +ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq, + u8 *ssid, u8 ssid_len); +void ieee80211_rx_bss_put(struct ieee80211_local *local, + struct ieee80211_bss *bss); +void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid, + int freq, u8 *ssid, u8 ssid_len); /* interface handling */ -void ieee80211_if_setup(struct net_device *dev); int ieee80211_if_add(struct ieee80211_local *local, const char *name, - struct net_device **new_dev, enum ieee80211_if_types type, + struct net_device **new_dev, enum nl80211_iftype type, struct vif_params *params); int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata, - enum ieee80211_if_types type); -void ieee80211_if_remove(struct net_device *dev); + enum nl80211_iftype type); +void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); void ieee80211_remove_interfaces(struct ieee80211_local *local); /* tx handling */ @@ -934,16 +999,115 @@ int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); +/* HT */ +void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband, + struct ieee80211_ht_cap *ht_cap_ie, + struct ieee80211_sta_ht_cap *ht_cap); +u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, + struct ieee80211_ht_info *hti, + u16 ap_ht_cap_flags); +void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn); +void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, + const u8 *da, u16 tid, + u16 initiator, u16 reason_code); + +void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da, + u16 tid, u16 initiator, u16 reason); +void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, + u16 initiator, u16 reason); +void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta); +void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata, + struct sta_info *sta, + struct ieee80211_mgmt *mgmt, size_t len); +void ieee80211_process_addba_resp(struct ieee80211_local *local, + struct sta_info *sta, + struct ieee80211_mgmt *mgmt, + size_t len); +void ieee80211_process_addba_request(struct ieee80211_local *local, + struct sta_info *sta, + struct ieee80211_mgmt *mgmt, + size_t len); + +int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid, + enum ieee80211_back_parties initiator); + +/* Spectrum management */ +void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata, + struct ieee80211_mgmt *mgmt, + size_t len); +void ieee80211_chswitch_timer(unsigned long data); +void ieee80211_chswitch_work(struct work_struct *work); +void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel_sw_ie *sw_elem, + struct ieee80211_bss *bss); +void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, + u16 capab_info, u8 *pwr_constr_elem, + u8 pwr_constr_elem_len); + +/* Suspend/resume */ +#ifdef CONFIG_PM +int __ieee80211_suspend(struct ieee80211_hw *hw); +int __ieee80211_resume(struct ieee80211_hw *hw); +#else +static inline int __ieee80211_suspend(struct ieee80211_hw *hw) +{ + return 0; +} +static inline int __ieee80211_resume(struct ieee80211_hw *hw) +{ + return 0; +} +#endif + /* utility functions/constants */ extern void *mac80211_wiphy_privid; /* for wiphy privid */ extern const unsigned char rfc1042_header[6]; extern const unsigned char bridge_tunnel_header[6]; u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len, - enum ieee80211_if_types type); + enum nl80211_iftype type); int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, int rate, int erp, int short_preamble); -void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx, +void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx, struct ieee80211_hdr *hdr); +void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata); +void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, + int encrypt); +void ieee802_11_parse_elems(u8 *start, size_t len, + struct ieee802_11_elems *elems); +int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq); +u32 ieee80211_mandatory_rates(struct ieee80211_local *local, + enum ieee80211_band band); + +void ieee80211_dynamic_ps_enable_work(struct work_struct *work); +void ieee80211_dynamic_ps_disable_work(struct work_struct *work); +void ieee80211_dynamic_ps_timer(unsigned long data); +void ieee80211_send_nullfunc(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + int powersave); + +void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw, + enum queue_stop_reason reason); +void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw, + enum queue_stop_reason reason); +void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, + enum queue_stop_reason reason); +void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, + enum queue_stop_reason reason); + +void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, + u16 transaction, u16 auth_alg, + u8 *extra, size_t extra_len, + const u8 *bssid, int encrypt); +void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, + u8 *ssid, size_t ssid_len, + u8 *ie, size_t ie_len); + +void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, + const size_t supp_rates_len, + const u8 *supp_rates); +u32 ieee80211_sta_get_rates(struct ieee80211_local *local, + struct ieee802_11_elems *elems, + enum ieee80211_band band); #ifdef CONFIG_MAC80211_NOINLINE #define debug_noinline noinline