2 * Copyright (c) 2010 Broadcom Corporation
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #ifndef _wl_cfg80211_h_
18 #define _wl_cfg80211_h_
20 #include <linux/wireless.h>
22 #include <proto/ethernet.h>
24 #include <linux/wireless.h>
25 #include <net/cfg80211.h>
33 #if defined(IL_BIGENDIAN)
34 #include <bcmendian.h>
35 #define htod32(i) (bcmswap32(i))
36 #define htod16(i) (bcmswap16(i))
37 #define dtoh32(i) (bcmswap32(i))
38 #define dtoh16(i) (bcmswap16(i))
39 #define htodchanspec(i) htod16(i)
40 #define dtohchanspec(i) dtoh16(i)
46 #define htodchanspec(i) i
47 #define dtohchanspec(i) i
51 #define WL_DBG_DBG (1 << 2)
52 #define WL_DBG_INFO (1 << 1)
53 #define WL_DBG_ERR (1 << 0)
54 #define WL_DBG_MASK ((WL_DBG_DBG | WL_DBG_INFO | WL_DBG_ERR) << 1)
56 #define WL_DBG_LEVEL 1 /* 0 invalidates all debug messages.
58 #define WL_ERR(args) \
60 if (wl_dbg_level & WL_DBG_ERR) { \
61 if (net_ratelimit()) { \
62 printk(KERN_ERR "ERROR @%s : ", __func__); \
67 #define WL_INFO(args) \
69 if (wl_dbg_level & WL_DBG_INFO) { \
70 if (net_ratelimit()) { \
71 printk(KERN_ERR "INFO @%s : ", __func__); \
76 #if (WL_DBG_LEVEL > 0)
77 #define WL_DBG(args) \
79 if (wl_dbg_level & WL_DBG_DBG) { \
80 printk(KERN_ERR "DEBUG @%s :", __func__); \
84 #else /* !(WL_DBG_LEVEL > 0) */
86 #endif /* (WL_DBG_LEVEL > 0) */
88 #define WL_SCAN_RETRY_MAX 3 /* used for ibss scan */
89 #define WL_NUM_SCAN_MAX 1
90 #define WL_NUM_PMKIDS_MAX MAXPMKID /* will be used
94 #define WL_SCAN_BUF_MAX (1024 * 8)
95 #define WL_TLV_INFO_MAX 1024
96 #define WL_BSS_INFO_MAX 2048
97 #define WL_ASSOC_INFO_MAX 512 /*
98 * needs to grab assoc info from dongle to
99 * report it to cfg80211 through "connect"
102 #define WL_IOCTL_LEN_MAX 1024
103 #define WL_EXTRA_BUF_MAX 2048
104 #define WL_ISCAN_BUF_MAX 2048 /*
105 * the buf lengh can be WLC_IOCTL_MAXLEN (8K)
106 * to reduce iteration
108 #define WL_ISCAN_TIMER_INTERVAL_MS 3000
109 #define WL_SCAN_ERSULTS_LAST (WL_SCAN_RESULTS_NO_MEM+1)
110 #define WL_AP_MAX 256 /* virtually unlimitted as long
111 * as kernel memory allows
113 #define WL_FILE_NAME_MAX 256
119 WL_STATUS_SCAN_ABORTING
,
120 WL_STATUS_CONNECTING
,
131 /* dongle profile list */
142 /* dongle iscan state */
143 enum wl_iscan_state
{
145 WL_ISCAN_STATE_SCANING
148 /* fw downloading status */
151 WL_NVRAM_LOADING_DONE
154 /* dongle configuration */
156 uint32 mode
; /* adhoc , infrastructure or ap */
157 uint32 frag_threshold
;
158 uint32 rts_threshold
;
162 struct ieee80211_channel channel
;
165 /* cfg80211 main event loop */
166 struct wl_event_loop
{
167 int32(*handler
[WLC_E_LAST
]) (struct wl_priv
*wl
,
168 struct net_device
*ndev
,
169 const wl_event_msg_t
*e
, void *data
);
172 /* representing interface of cfg80211 plane */
178 void *driver_data
; /* to store cfg80211 object information */
181 /* bss inform structure for cfg80211 interface */
182 struct wl_cfg80211_bss_info
{
190 /* basic structure of scan request */
192 struct wlc_ssid ssid
;
195 /* basic structure of information element */
198 u8 buf
[WL_TLV_INFO_MAX
];
201 /* event queue for cfg80211 main event */
203 struct list_head eq_list
;
209 /* security information with currently associated ap */
213 uint32 cipher_pairwise
;
218 /* ibss information for currently joined ibss network */
220 u8 beacon_interval
; /* in millisecond */
221 u8 atim
; /* in millisecond */
230 struct wlc_ssid ssid
;
231 u8 bssid
[ETHER_ADDR_LEN
];
232 struct wl_security sec
;
238 /* dongle iscan event loop */
239 struct wl_iscan_eloop
{
240 int32(*handler
[WL_SCAN_ERSULTS_LAST
]) (struct wl_priv
*wl
);
243 /* dongle iscan controller */
244 struct wl_iscan_ctrl
{
245 struct net_device
*dev
;
246 struct timer_list timer
;
251 struct semaphore sync
;
252 struct completion exited
;
253 struct wl_iscan_eloop el
;
255 int8 ioctl_buf
[WLC_IOCTL_SMLEN
];
256 int8 scan_buf
[WL_ISCAN_BUF_MAX
];
259 /* association inform */
260 struct wl_connect_info
{
267 /* firmware /nvram downloading controller */
269 const struct firmware
*fw_entry
;
272 int8 fw_name
[WL_FILE_NAME_MAX
];
273 int8 nvram_name
[WL_FILE_NAME_MAX
];
276 /* assoc ie length */
277 struct wl_assoc_ielen
{
285 pmkid_t foo
[MAXPMKID
- 1];
288 /* dongle private data of cfg80211 interface */
290 struct wireless_dev
*wdev
; /* representing wl cfg80211 device */
291 struct wl_conf
*conf
; /* dongle configuration */
292 struct cfg80211_scan_request
*scan_request
; /* scan request
294 struct wl_event_loop el
; /* main event loop */
295 struct list_head eq_list
; /* used for event queue */
296 spinlock_t eq_lock
; /* for event queue synchronization */
297 struct mutex usr_sync
; /* maily for dongle up/down synchronization */
298 struct wl_scan_results
*bss_list
; /* bss_list holding scanned
300 struct wl_scan_results
*scan_results
;
301 struct wl_scan_req
*scan_req_int
; /* scan request object for
303 struct wl_cfg80211_bss_info
*bss_info
; /* bss information for
305 struct wl_ie ie
; /* information element object for
307 struct ether_addr bssid
; /* bssid of currently engaged network */
308 struct semaphore event_sync
; /* for synchronization of main event
310 struct completion event_exit
;
311 struct wl_profile
*profile
; /* holding dongle profile */
312 struct wl_iscan_ctrl
*iscan
; /* iscan controller */
313 struct wl_connect_info conn_info
; /* association information
315 struct wl_fw_ctrl
*fw
; /* control firwmare / nvram paramter
317 struct wl_pmk_list
*pmk_list
; /* wpa2 pmk list */
318 int32 event_pid
; /* pid of main event handler thread */
319 ulong status
; /* current dongle status */
321 uint32 channel
; /* current channel */
322 bool iscan_on
; /* iscan on/off switch */
323 bool iscan_kickstart
; /* indicate iscan already started */
324 bool active_scan
; /* current scan mode */
325 bool ibss_starter
; /* indicates this sta is ibss starter */
326 bool link_up
; /* link/connection up flag */
327 bool pwr_save
; /* indicate whether dongle to support
329 bool dongle_up
; /* indicate whether dongle up or not */
330 bool roam_on
; /* on/off switch for dongle self-roaming */
331 bool scan_tried
; /* indicates if first scan attempted */
332 u8
*ioctl_buf
; /* ioctl buffer */
333 u8
*extra_buf
; /* maily to grab assoc information */
334 u8 ci
[0] __attribute__ ((__aligned__(NETDEV_ALIGN
)));
337 #define wl_to_dev(w) (wiphy_dev(wl->wdev->wiphy))
338 #define wl_to_wiphy(w) (w->wdev->wiphy)
339 #define wiphy_to_wl(w) ((struct wl_priv *)(wiphy_priv(w)))
340 #define wl_to_wdev(w) (w->wdev)
341 #define wdev_to_wl(w) ((struct wl_priv *)(wdev_priv(w)))
342 #define wl_to_ndev(w) (w->wdev->netdev)
343 #define ndev_to_wl(n) (wdev_to_wl(n->ieee80211_ptr))
344 #define ci_to_wl(c) (ci->wl)
345 #define wl_to_ci(w) (&w->ci)
346 #define wl_to_sr(w) (w->scan_req_int)
347 #define wl_to_ie(w) (&w->ie)
348 #define iscan_to_wl(i) ((struct wl_priv *)(i->data))
349 #define wl_to_iscan(w) (w->iscan)
350 #define wl_to_conn(w) (&w->conn_info)
352 static inline struct wl_bss_info
*next_bss(struct wl_scan_results
*list
,
353 struct wl_bss_info
*bss
)
356 (struct wl_bss_info
*)((uintptr
) bss
+
357 dtoh32(bss
->length
)) : list
->bss_info
;
360 #define for_each_bss(list, bss, __i) \
361 for (__i = 0; __i < list->count && __i < WL_AP_MAX; __i++, bss = next_bss(list, bss))
363 extern int32
wl_cfg80211_attach(struct net_device
*ndev
, void *data
);
364 extern void wl_cfg80211_detach(void);
365 /* event handler from dongle */
366 extern void wl_cfg80211_event(struct net_device
*ndev
, const wl_event_msg_t
*e
,
368 extern void wl_cfg80211_sdio_func(void *func
); /* set sdio function info */
369 extern int32
wl_cfg80211_up(void); /* dongle up */
370 extern int32
wl_cfg80211_down(void); /* dongle down */
371 extern void wl_cfg80211_dbg_level(uint32 level
); /* set dongle
373 extern void *wl_cfg80211_request_fw(int8
*file_name
); /* request fw /nvram
375 extern int32
wl_cfg80211_read_fw(int8
*buf
, uint32 size
); /* read fw
377 extern void wl_cfg80211_release_fw(void); /* release fw */
378 extern int8
*wl_cfg80211_get_fwname(void); /* get firmware name for
380 extern int8
*wl_cfg80211_get_nvramname(void); /* get nvram name for
383 #endif /* _wl_cfg80211_h_ */