diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h new file mode 100644 index 000000000000..b5d9b36df3d0 --- /dev/null +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.h @@ -0,0 +1,366 @@ +/* + * 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_ */ |