| /* |
| * 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_ |
| |
| #include <linux/wireless.h> |
| #include <net/cfg80211.h> |
| #include <wlioctl.h> |
| |
| struct wl_conf; |
| struct wl_iface; |
| struct wl_priv; |
| struct wl_security; |
| struct wl_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, args...) \ |
| do { \ |
| if (wl_dbg_level & WL_DBG_ERR) { \ |
| if (net_ratelimit()) { \ |
| printk(KERN_ERR "ERROR @%s : " fmt, \ |
| __func__, ##args); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #if (defined BCMDBG) |
| #define WL_INFO(fmt, args...) \ |
| do { \ |
| if (wl_dbg_level & WL_DBG_INFO) { \ |
| if (net_ratelimit()) { \ |
| printk(KERN_ERR "INFO @%s : " fmt, \ |
| __func__, ##args); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_TRACE(fmt, args...) \ |
| do { \ |
| if (wl_dbg_level & WL_DBG_TRACE) { \ |
| if (net_ratelimit()) { \ |
| printk(KERN_ERR "TRACE @%s : " fmt, \ |
| __func__, ##args); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_SCAN(fmt, args...) \ |
| do { \ |
| if (wl_dbg_level & WL_DBG_SCAN) { \ |
| if (net_ratelimit()) { \ |
| printk(KERN_ERR "SCAN @%s : " fmt, \ |
| __func__, ##args); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #define WL_CONN(fmt, args...) \ |
| do { \ |
| if (wl_dbg_level & WL_DBG_CONN) { \ |
| if (net_ratelimit()) { \ |
| printk(KERN_ERR "CONN @%s : " fmt, \ |
| __func__, ##args); \ |
| } \ |
| } \ |
| } while (0) |
| |
| #else /* (defined BCMDBG) */ |
| #define WL_INFO(fmt, args...) |
| #define WL_TRACE(fmt, args...) |
| #define WL_SCAN(fmt, args...) |
| #define WL_CONN(fmt, args...) |
| #endif /* (defined BCMDBG) */ |
| |
| |
| #define WL_SCAN_RETRY_MAX 3 /* used for ibss scan */ |
| #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_IOCTL_LEN_MAX 1024 |
| #define WL_EXTRA_BUF_MAX 2048 |
| #define WL_ISCAN_BUF_MAX 2048 /* |
| * the buf lengh can be WLC_IOCTL_MAXLEN (8K) |
| * to reduce iteration |
| */ |
| #define WL_ISCAN_TIMER_INTERVAL_MS 3000 |
| #define WL_SCAN_ERSULTS_LAST (WL_SCAN_RESULTS_NO_MEM+1) |
| #define WL_AP_MAX 256 /* virtually unlimitted as long |
| * as kernel memory allows |
| */ |
| #define WL_FILE_NAME_MAX 256 |
| |
| #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 |
| }; |
| |
| /* fw downloading status */ |
| enum wl_fw_status { |
| WL_FW_LOADING_DONE, |
| WL_NVRAM_LOADING_DONE |
| }; |
| |
| /* beacon / probe_response */ |
| struct beacon_proberesp { |
| __le64 timestamp; |
| __le16 beacon_int; |
| __le16 capab_info; |
| u8 variable[0]; |
| } __attribute__ ((packed)); |
| |
| /* dongle configuration */ |
| struct wl_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 wl_event_loop { |
| s32(*handler[WLC_E_LAST]) (struct wl_priv *wl, |
| struct net_device *ndev, |
| const wl_event_msg_t *e, void *data); |
| }; |
| |
| /* representing interface of cfg80211 plane */ |
| struct wl_iface { |
| struct wl_priv *wl; |
| }; |
| |
| struct wl_dev { |
| void *driver_data; /* to store cfg80211 object information */ |
| }; |
| |
| /* bss inform structure for cfg80211 interface */ |
| struct wl_cfg80211_bss_info { |
| u16 band; |
| u16 channel; |
| s16 rssi; |
| u16 frame_len; |
| u8 frame_buf[1]; |
| }; |
| |
| /* basic structure of scan request */ |
| struct wl_scan_req { |
| struct wlc_ssid ssid; |
| }; |
| |
| /* basic structure of information element */ |
| struct wl_ie { |
| u16 offset; |
| u8 buf[WL_TLV_INFO_MAX]; |
| }; |
| |
| /* event queue for cfg80211 main event */ |
| struct wl_event_q { |
| struct list_head eq_list; |
| u32 etype; |
| wl_event_msg_t emsg; |
| s8 edata[1]; |
| }; |
| |
| /* security information with currently associated ap */ |
| struct wl_security { |
| u32 wpa_versions; |
| u32 auth_type; |
| u32 cipher_pairwise; |
| u32 cipher_group; |
| u32 wpa_auth; |
| }; |
| |
| /* ibss information for currently joined ibss network */ |
| struct wl_ibss { |
| u8 beacon_interval; /* in millisecond */ |
| u8 atim; /* in millisecond */ |
| s8 join_only; |
| u8 band; |
| u8 channel; |
| }; |
| |
| /* dongle profile */ |
| struct wl_profile { |
| u32 mode; |
| struct wlc_ssid ssid; |
| u8 bssid[ETH_ALEN]; |
| u16 beacon_interval; |
| u8 dtim_period; |
| struct wl_security sec; |
| struct wl_ibss ibss; |
| s32 band; |
| }; |
| |
| /* dongle iscan event loop */ |
| struct wl_iscan_eloop { |
| s32(*handler[WL_SCAN_ERSULTS_LAST]) (struct wl_priv *wl); |
| }; |
| |
| /* dongle iscan controller */ |
| struct wl_iscan_ctrl { |
| struct net_device *dev; |
| struct timer_list timer; |
| u32 timer_ms; |
| u32 timer_on; |
| s32 state; |
| struct task_struct *tsk; |
| struct semaphore sync; |
| struct wl_iscan_eloop el; |
| void *data; |
| s8 ioctl_buf[WLC_IOCTL_SMLEN]; |
| s8 scan_buf[WL_ISCAN_BUF_MAX]; |
| }; |
| |
| /* association inform */ |
| struct wl_connect_info { |
| u8 *req_ie; |
| s32 req_ie_len; |
| u8 *resp_ie; |
| s32 resp_ie_len; |
| }; |
| |
| /* firmware /nvram downloading controller */ |
| struct wl_fw_ctrl { |
| const struct firmware *fw_entry; |
| unsigned long status; |
| u32 ptr; |
| s8 fw_name[WL_FILE_NAME_MAX]; |
| s8 nvram_name[WL_FILE_NAME_MAX]; |
| }; |
| |
| /* assoc ie length */ |
| struct wl_assoc_ielen { |
| u32 req_len; |
| u32 resp_len; |
| }; |
| |
| /* wpa2 pmk list */ |
| struct wl_pmk_list { |
| pmkid_list_t pmkids; |
| pmkid_t foo[MAXPMKID - 1]; |
| }; |
| |
| /* dongle private data of cfg80211 interface */ |
| struct wl_priv { |
| struct wireless_dev *wdev; /* representing wl cfg80211 device */ |
| struct wl_conf *conf; /* dongle configuration */ |
| struct cfg80211_scan_request *scan_request; /* scan request |
| object */ |
| struct wl_event_loop el; /* main event loop */ |
| struct list_head eq_list; /* used for event queue */ |
| spinlock_t eq_lock; /* for event queue synchronization */ |
| struct mutex usr_sync; /* maily for dongle up/down synchronization */ |
| struct wl_scan_results *bss_list; /* bss_list holding scanned |
| ap information */ |
| struct wl_scan_results *scan_results; |
| struct wl_scan_req *scan_req_int; /* scan request object for |
| internal purpose */ |
| struct wl_cfg80211_bss_info *bss_info; /* bss information for |
| cfg80211 layer */ |
| struct wl_ie ie; /* information element object for |
| internal purpose */ |
| struct semaphore event_sync; /* for synchronization of main event |
| thread */ |
| struct wl_profile *profile; /* holding dongle profile */ |
| struct wl_iscan_ctrl *iscan; /* iscan controller */ |
| struct wl_connect_info conn_info; /* association information |
| container */ |
| struct wl_fw_ctrl *fw; /* control firwmare / nvram paramter |
| downloading */ |
| struct wl_pmk_list *pmk_list; /* wpa2 pmk list */ |
| struct task_struct *event_tsk; /* task of main event handler thread */ |
| 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 *ioctl_buf; /* ioctl buffer */ |
| u8 *extra_buf; /* maily to grab assoc information */ |
| struct dentry *debugfsdir; |
| u8 ci[0] __attribute__ ((__aligned__(NETDEV_ALIGN))); |
| }; |
| |
| #define wl_to_dev(w) (wiphy_dev(wl->wdev->wiphy)) |
| #define wl_to_wiphy(w) (w->wdev->wiphy) |
| #define wiphy_to_wl(w) ((struct wl_priv *)(wiphy_priv(w))) |
| #define wl_to_wdev(w) (w->wdev) |
| #define wdev_to_wl(w) ((struct wl_priv *)(wdev_priv(w))) |
| #define wl_to_ndev(w) (w->wdev->netdev) |
| #define ndev_to_wl(n) (wdev_to_wl(n->ieee80211_ptr)) |
| #define ci_to_wl(c) (ci->wl) |
| #define wl_to_ci(w) (&w->ci) |
| #define wl_to_sr(w) (w->scan_req_int) |
| #define wl_to_ie(w) (&w->ie) |
| #define iscan_to_wl(i) ((struct wl_priv *)(i->data)) |
| #define wl_to_iscan(w) (w->iscan) |
| #define wl_to_conn(w) (&w->conn_info) |
| |
| static inline struct wl_bss_info *next_bss(struct wl_scan_results *list, |
| struct wl_bss_info *bss) |
| { |
| return bss = bss ? |
| (struct wl_bss_info *)((unsigned long)bss + |
| le32_to_cpu(bss->length)) : |
| list->bss_info; |
| } |
| |
| #define for_each_bss(list, bss, __i) \ |
| for (__i = 0; __i < list->count && __i < WL_AP_MAX; __i++, bss = next_bss(list, bss)) |
| |
| extern s32 wl_cfg80211_attach(struct net_device *ndev, void *data); |
| extern void wl_cfg80211_detach(void); |
| /* event handler from dongle */ |
| extern void wl_cfg80211_event(struct net_device *ndev, const wl_event_msg_t *e, |
| void *data); |
| extern void wl_cfg80211_sdio_func(void *func); /* set sdio function info */ |
| extern struct sdio_func *wl_cfg80211_get_sdio_func(void); /* set sdio function info */ |
| extern s32 wl_cfg80211_up(void); /* dongle up */ |
| extern s32 wl_cfg80211_down(void); /* dongle down */ |
| extern void wl_cfg80211_dbg_level(u32 level); /* set dongle |
| debugging level */ |
| extern void *wl_cfg80211_request_fw(s8 *file_name); /* request fw /nvram |
| downloading */ |
| extern s32 wl_cfg80211_read_fw(s8 *buf, u32 size); /* read fw |
| image */ |
| extern void wl_cfg80211_release_fw(void); /* release fw */ |
| extern s8 *wl_cfg80211_get_fwname(void); /* get firmware name for |
| the dongle */ |
| extern s8 *wl_cfg80211_get_nvramname(void); /* get nvram name for |
| the dongle */ |
| extern void wl_os_wd_timer(struct net_device *ndev, uint wdtick); |
| |
| #endif /* _wl_cfg80211_h_ */ |