| /* |
| * Copyright (c) 2010 Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #ifndef _wl_cfg80211_h_ |
| #define _wl_cfg80211_h_ |
| |
| struct brcmf_cfg80211_conf; |
| struct brcmf_cfg80211_iface; |
| struct brcmf_cfg80211_priv; |
| struct brcmf_cfg80211_security; |
| struct brcmf_cfg80211_ibss; |
| |
| #define WL_DBG_NONE 0 |
| #define WL_DBG_CONN (1 << 5) |
| #define WL_DBG_SCAN (1 << 4) |
| #define WL_DBG_TRACE (1 << 3) |
| #define WL_DBG_INFO (1 << 1) |
| #define WL_DBG_ERR (1 << 0) |
| #define WL_DBG_MASK ((WL_DBG_INFO | WL_DBG_ERR | WL_DBG_TRACE) | \ |
| (WL_DBG_SCAN) | (WL_DBG_CONN)) |
| |
| #define WL_ERR(fmt, ...) \ |
| do { \ |
| if (brcmf_dbg_level & WL_DBG_ERR) { \ |
| if (net_ratelimit()) { \ |
| pr_err("ERROR @%s : " fmt, \ |
| __func__, ##__VA_ARGS__); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #if (defined DEBUG) |
| #define WL_INFO(fmt, ...) \ |
| do { \ |
| if (brcmf_dbg_level & WL_DBG_INFO) { \ |
| if (net_ratelimit()) { \ |
| pr_err("INFO @%s : " fmt, \ |
| __func__, ##__VA_ARGS__); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_TRACE(fmt, ...) \ |
| do { \ |
| if (brcmf_dbg_level & WL_DBG_TRACE) { \ |
| if (net_ratelimit()) { \ |
| pr_err("TRACE @%s : " fmt, \ |
| __func__, ##__VA_ARGS__); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_SCAN(fmt, ...) \ |
| do { \ |
| if (brcmf_dbg_level & WL_DBG_SCAN) { \ |
| if (net_ratelimit()) { \ |
| pr_err("SCAN @%s : " fmt, \ |
| __func__, ##__VA_ARGS__); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_CONN(fmt, ...) \ |
| do { \ |
| if (brcmf_dbg_level & WL_DBG_CONN) { \ |
| if (net_ratelimit()) { \ |
| pr_err("CONN @%s : " fmt, \ |
| __func__, ##__VA_ARGS__); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #else /* (defined DEBUG) */ |
| #define WL_INFO(fmt, args...) |
| #define WL_TRACE(fmt, args...) |
| #define WL_SCAN(fmt, args...) |
| #define WL_CONN(fmt, args...) |
| #endif /* (defined DEBUG) */ |
| |
| #define WL_NUM_SCAN_MAX 1 |
| #define WL_NUM_PMKIDS_MAX MAXPMKID /* will be used |
| * for 2.6.33 kernel |
| * or later |
| */ |
| #define WL_SCAN_BUF_MAX (1024 * 8) |
| #define WL_TLV_INFO_MAX 1024 |
| #define WL_BSS_INFO_MAX 2048 |
| #define WL_ASSOC_INFO_MAX 512 /* |
| * needs to grab assoc info from dongle to |
| * report it to cfg80211 through "connect" |
| * event |
| */ |
| #define WL_DCMD_LEN_MAX 1024 |
| #define WL_EXTRA_BUF_MAX 2048 |
| #define WL_ISCAN_BUF_MAX 2048 /* |
| * the buf length can be BRCMF_DCMD_MAXLEN |
| * to reduce iteration |
| */ |
| #define WL_ISCAN_TIMER_INTERVAL_MS 3000 |
| #define WL_SCAN_ERSULTS_LAST (BRCMF_SCAN_RESULTS_NO_MEM+1) |
| #define WL_AP_MAX 256 /* virtually unlimitted as long |
| * as kernel memory allows |
| */ |
| |
| #define WL_ROAM_TRIGGER_LEVEL -75 |
| #define WL_ROAM_DELTA 20 |
| #define WL_BEACON_TIMEOUT 3 |
| |
| #define WL_SCAN_CHANNEL_TIME 40 |
| #define WL_SCAN_UNASSOC_TIME 40 |
| #define WL_SCAN_PASSIVE_TIME 120 |
| |
| /* dongle status */ |
| enum wl_status { |
| WL_STATUS_READY, |
| WL_STATUS_SCANNING, |
| WL_STATUS_SCAN_ABORTING, |
| WL_STATUS_CONNECTING, |
| WL_STATUS_CONNECTED |
| }; |
| |
| /* wi-fi mode */ |
| enum wl_mode { |
| WL_MODE_BSS, |
| WL_MODE_IBSS, |
| WL_MODE_AP |
| }; |
| |
| /* dongle profile list */ |
| enum wl_prof_list { |
| WL_PROF_MODE, |
| WL_PROF_SSID, |
| WL_PROF_SEC, |
| WL_PROF_IBSS, |
| WL_PROF_BAND, |
| WL_PROF_BSSID, |
| WL_PROF_ACT, |
| WL_PROF_BEACONINT, |
| WL_PROF_DTIMPERIOD |
| }; |
| |
| /* dongle iscan state */ |
| enum wl_iscan_state { |
| WL_ISCAN_STATE_IDLE, |
| WL_ISCAN_STATE_SCANING |
| }; |
| |
| /* dongle configuration */ |
| struct brcmf_cfg80211_conf { |
| u32 mode; /* adhoc , infrastructure or ap */ |
| u32 frag_threshold; |
| u32 rts_threshold; |
| u32 retry_short; |
| u32 retry_long; |
| s32 tx_power; |
| struct ieee80211_channel channel; |
| }; |
| |
| /* cfg80211 main event loop */ |
| struct brcmf_cfg80211_event_loop { |
| s32(*handler[BRCMF_E_LAST]) (struct brcmf_cfg80211_priv *cfg_priv, |
| struct net_device *ndev, |
| const struct brcmf_event_msg *e, |
| void *data); |
| }; |
| |
| /* representing interface of cfg80211 plane */ |
| struct brcmf_cfg80211_iface { |
| struct brcmf_cfg80211_priv *cfg_priv; |
| }; |
| |
| struct brcmf_cfg80211_dev { |
| void *driver_data; /* to store cfg80211 object information */ |
| }; |
| |
| /* basic structure of scan request */ |
| struct brcmf_cfg80211_scan_req { |
| struct brcmf_ssid_le ssid_le; |
| }; |
| |
| /* basic structure of information element */ |
| struct brcmf_cfg80211_ie { |
| u16 offset; |
| u8 buf[WL_TLV_INFO_MAX]; |
| }; |
| |
| /* event queue for cfg80211 main event */ |
| struct brcmf_cfg80211_event_q { |
| struct list_head evt_q_list; |
| u32 etype; |
| struct brcmf_event_msg emsg; |
| s8 edata[1]; |
| }; |
| |
| /* security information with currently associated ap */ |
| struct brcmf_cfg80211_security { |
| u32 wpa_versions; |
| u32 auth_type; |
| u32 cipher_pairwise; |
| u32 cipher_group; |
| u32 wpa_auth; |
| }; |
| |
| /* ibss information for currently joined ibss network */ |
| struct brcmf_cfg80211_ibss { |
| u8 beacon_interval; /* in millisecond */ |
| u8 atim; /* in millisecond */ |
| s8 join_only; |
| u8 band; |
| u8 channel; |
| }; |
| |
| /* dongle profile */ |
| struct brcmf_cfg80211_profile { |
| u32 mode; |
| struct brcmf_ssid ssid; |
| u8 bssid[ETH_ALEN]; |
| u16 beacon_interval; |
| u8 dtim_period; |
| struct brcmf_cfg80211_security sec; |
| struct brcmf_cfg80211_ibss ibss; |
| s32 band; |
| }; |
| |
| /* dongle iscan event loop */ |
| struct brcmf_cfg80211_iscan_eloop { |
| s32 (*handler[WL_SCAN_ERSULTS_LAST]) |
| (struct brcmf_cfg80211_priv *cfg_priv); |
| }; |
| |
| /* dongle iscan controller */ |
| struct brcmf_cfg80211_iscan_ctrl { |
| struct net_device *ndev; |
| struct timer_list timer; |
| u32 timer_ms; |
| u32 timer_on; |
| s32 state; |
| struct work_struct work; |
| struct brcmf_cfg80211_iscan_eloop el; |
| void *data; |
| s8 dcmd_buf[BRCMF_DCMD_SMLEN]; |
| s8 scan_buf[WL_ISCAN_BUF_MAX]; |
| }; |
| |
| /* association inform */ |
| struct brcmf_cfg80211_connect_info { |
| u8 *req_ie; |
| s32 req_ie_len; |
| u8 *resp_ie; |
| s32 resp_ie_len; |
| }; |
| |
| /* assoc ie length */ |
| struct brcmf_cfg80211_assoc_ielen_le { |
| __le32 req_len; |
| __le32 resp_len; |
| }; |
| |
| /* wpa2 pmk list */ |
| struct brcmf_cfg80211_pmk_list { |
| struct pmkid_list pmkids; |
| struct pmkid foo[MAXPMKID - 1]; |
| }; |
| |
| /* dongle private data of cfg80211 interface */ |
| struct brcmf_cfg80211_priv { |
| struct wireless_dev *wdev; /* representing wl cfg80211 device */ |
| struct brcmf_cfg80211_conf *conf; /* dongle configuration */ |
| struct cfg80211_scan_request *scan_request; /* scan request |
| object */ |
| struct brcmf_cfg80211_event_loop el; /* main event loop */ |
| struct list_head evt_q_list; /* used for event queue */ |
| spinlock_t evt_q_lock; /* for event queue synchronization */ |
| struct mutex usr_sync; /* maily for dongle up/down synchronization */ |
| struct brcmf_scan_results *bss_list; /* bss_list holding scanned |
| ap information */ |
| struct brcmf_scan_results *scan_results; |
| struct brcmf_cfg80211_scan_req *scan_req_int; /* scan request object |
| for internal purpose */ |
| struct wl_cfg80211_bss_info *bss_info; /* bss information for |
| cfg80211 layer */ |
| struct brcmf_cfg80211_ie ie; /* information element object for |
| internal purpose */ |
| struct brcmf_cfg80211_profile *profile; /* holding dongle profile */ |
| struct brcmf_cfg80211_iscan_ctrl *iscan; /* iscan controller */ |
| struct brcmf_cfg80211_connect_info conn_info; /* association info */ |
| struct brcmf_cfg80211_pmk_list *pmk_list; /* wpa2 pmk list */ |
| struct work_struct event_work; /* event handler work struct */ |
| unsigned long status; /* current dongle status */ |
| void *pub; |
| u32 channel; /* current channel */ |
| bool iscan_on; /* iscan on/off switch */ |
| bool iscan_kickstart; /* indicate iscan already started */ |
| bool active_scan; /* current scan mode */ |
| bool ibss_starter; /* indicates this sta is ibss starter */ |
| bool link_up; /* link/connection up flag */ |
| bool pwr_save; /* indicate whether dongle to support |
| power save mode */ |
| bool dongle_up; /* indicate whether dongle up or not */ |
| bool roam_on; /* on/off switch for dongle self-roaming */ |
| bool scan_tried; /* indicates if first scan attempted */ |
| u8 *dcmd_buf; /* dcmd buffer */ |
| u8 *extra_buf; /* maily to grab assoc information */ |
| struct dentry *debugfsdir; |
| u8 ci[0] __aligned(NETDEV_ALIGN); |
| }; |
| |
| static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_priv *w) |
| { |
| return w->wdev->wiphy; |
| } |
| |
| static inline struct brcmf_cfg80211_priv *wiphy_to_cfg(struct wiphy *w) |
| { |
| return (struct brcmf_cfg80211_priv *)(wiphy_priv(w)); |
| } |
| |
| static inline struct brcmf_cfg80211_priv *wdev_to_cfg(struct wireless_dev *wd) |
| { |
| return (struct brcmf_cfg80211_priv *)(wdev_priv(wd)); |
| } |
| |
| static inline struct net_device *cfg_to_ndev(struct brcmf_cfg80211_priv *cfg) |
| { |
| return cfg->wdev->netdev; |
| } |
| |
| static inline struct brcmf_cfg80211_priv *ndev_to_cfg(struct net_device *ndev) |
| { |
| return wdev_to_cfg(ndev->ieee80211_ptr); |
| } |
| |
| #define iscan_to_cfg(i) ((struct brcmf_cfg80211_priv *)(i->data)) |
| #define cfg_to_iscan(w) (w->iscan) |
| |
| static inline struct |
| brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_priv *cfg) |
| { |
| return &cfg->conn_info; |
| } |
| |
| extern struct brcmf_cfg80211_dev *brcmf_cfg80211_attach(struct net_device *ndev, |
| struct device *busdev, |
| void *data); |
| extern void brcmf_cfg80211_detach(struct brcmf_cfg80211_dev *cfg); |
| |
| /* event handler from dongle */ |
| extern void brcmf_cfg80211_event(struct net_device *ndev, |
| const struct brcmf_event_msg *e, void *data); |
| extern s32 brcmf_cfg80211_up(struct brcmf_cfg80211_dev *cfg_dev); |
| extern s32 brcmf_cfg80211_down(struct brcmf_cfg80211_dev *cfg_dev); |
| |
| #endif /* _wl_cfg80211_h_ */ |