dhd.h 20 KB

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  1. /*
  2. * Copyright (c) 2010 Broadcom Corporation
  3. *
  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.
  7. *
  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.
  15. */
  16. /****************
  17. * Common types *
  18. */
  19. #ifndef _BRCMF_H_
  20. #define _BRCMF_H_
  21. #define BRCMF_VERSION_STR "4.218.248.5"
  22. #include "fweh.h"
  23. /*******************************************************************************
  24. * IO codes that are interpreted by dongle firmware
  25. ******************************************************************************/
  26. #define BRCMF_C_GET_VERSION 1
  27. #define BRCMF_C_UP 2
  28. #define BRCMF_C_DOWN 3
  29. #define BRCMF_C_SET_PROMISC 10
  30. #define BRCMF_C_GET_RATE 12
  31. #define BRCMF_C_GET_INFRA 19
  32. #define BRCMF_C_SET_INFRA 20
  33. #define BRCMF_C_GET_AUTH 21
  34. #define BRCMF_C_SET_AUTH 22
  35. #define BRCMF_C_GET_BSSID 23
  36. #define BRCMF_C_GET_SSID 25
  37. #define BRCMF_C_SET_SSID 26
  38. #define BRCMF_C_TERMINATED 28
  39. #define BRCMF_C_GET_CHANNEL 29
  40. #define BRCMF_C_SET_CHANNEL 30
  41. #define BRCMF_C_GET_SRL 31
  42. #define BRCMF_C_SET_SRL 32
  43. #define BRCMF_C_GET_LRL 33
  44. #define BRCMF_C_SET_LRL 34
  45. #define BRCMF_C_GET_RADIO 37
  46. #define BRCMF_C_SET_RADIO 38
  47. #define BRCMF_C_GET_PHYTYPE 39
  48. #define BRCMF_C_SET_KEY 45
  49. #define BRCMF_C_SET_PASSIVE_SCAN 49
  50. #define BRCMF_C_SCAN 50
  51. #define BRCMF_C_SCAN_RESULTS 51
  52. #define BRCMF_C_DISASSOC 52
  53. #define BRCMF_C_REASSOC 53
  54. #define BRCMF_C_SET_ROAM_TRIGGER 55
  55. #define BRCMF_C_SET_ROAM_DELTA 57
  56. #define BRCMF_C_GET_BCNPRD 75
  57. #define BRCMF_C_SET_BCNPRD 76
  58. #define BRCMF_C_GET_DTIMPRD 77
  59. #define BRCMF_C_SET_DTIMPRD 78
  60. #define BRCMF_C_SET_COUNTRY 84
  61. #define BRCMF_C_GET_PM 85
  62. #define BRCMF_C_SET_PM 86
  63. #define BRCMF_C_GET_CURR_RATESET 114
  64. #define BRCMF_C_GET_AP 117
  65. #define BRCMF_C_SET_AP 118
  66. #define BRCMF_C_GET_RSSI 127
  67. #define BRCMF_C_GET_WSEC 133
  68. #define BRCMF_C_SET_WSEC 134
  69. #define BRCMF_C_GET_PHY_NOISE 135
  70. #define BRCMF_C_GET_BSS_INFO 136
  71. #define BRCMF_C_GET_BANDLIST 140
  72. #define BRCMF_C_SET_SCB_TIMEOUT 158
  73. #define BRCMF_C_GET_PHYLIST 180
  74. #define BRCMF_C_SET_SCAN_CHANNEL_TIME 185
  75. #define BRCMF_C_SET_SCAN_UNASSOC_TIME 187
  76. #define BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON 201
  77. #define BRCMF_C_GET_VALID_CHANNELS 217
  78. #define BRCMF_C_GET_KEY_PRIMARY 235
  79. #define BRCMF_C_SET_KEY_PRIMARY 236
  80. #define BRCMF_C_SET_SCAN_PASSIVE_TIME 258
  81. #define BRCMF_C_GET_VAR 262
  82. #define BRCMF_C_SET_VAR 263
  83. /* phy types (returned by WLC_GET_PHYTPE) */
  84. #define WLC_PHY_TYPE_A 0
  85. #define WLC_PHY_TYPE_B 1
  86. #define WLC_PHY_TYPE_G 2
  87. #define WLC_PHY_TYPE_N 4
  88. #define WLC_PHY_TYPE_LP 5
  89. #define WLC_PHY_TYPE_SSN 6
  90. #define WLC_PHY_TYPE_HT 7
  91. #define WLC_PHY_TYPE_LCN 8
  92. #define WLC_PHY_TYPE_NULL 0xf
  93. #define BRCMF_EVENTING_MASK_LEN 16
  94. #define TOE_TX_CSUM_OL 0x00000001
  95. #define TOE_RX_CSUM_OL 0x00000002
  96. #define BRCMF_BSS_INFO_VERSION 109 /* curr ver of brcmf_bss_info_le struct */
  97. /* size of brcmf_scan_params not including variable length array */
  98. #define BRCMF_SCAN_PARAMS_FIXED_SIZE 64
  99. /* masks for channel and ssid count */
  100. #define BRCMF_SCAN_PARAMS_COUNT_MASK 0x0000ffff
  101. #define BRCMF_SCAN_PARAMS_NSSID_SHIFT 16
  102. /* primary (ie tx) key */
  103. #define BRCMF_PRIMARY_KEY (1 << 1)
  104. /* For supporting multiple interfaces */
  105. #define BRCMF_MAX_IFS 16
  106. #define DOT11_BSSTYPE_ANY 2
  107. #define DOT11_MAX_DEFAULT_KEYS 4
  108. #define BRCMF_ESCAN_REQ_VERSION 1
  109. #define WLC_BSS_RSSI_ON_CHANNEL 0x0002
  110. #define BRCMF_MAXRATES_IN_SET 16 /* max # of rates in rateset */
  111. #define BRCMF_STA_ASSOC 0x10 /* Associated */
  112. #define BRCMF_E_STATUS_SUCCESS 0
  113. #define BRCMF_E_STATUS_FAIL 1
  114. #define BRCMF_E_STATUS_TIMEOUT 2
  115. #define BRCMF_E_STATUS_NO_NETWORKS 3
  116. #define BRCMF_E_STATUS_ABORT 4
  117. #define BRCMF_E_STATUS_NO_ACK 5
  118. #define BRCMF_E_STATUS_UNSOLICITED 6
  119. #define BRCMF_E_STATUS_ATTEMPT 7
  120. #define BRCMF_E_STATUS_PARTIAL 8
  121. #define BRCMF_E_STATUS_NEWSCAN 9
  122. #define BRCMF_E_STATUS_NEWASSOC 10
  123. #define BRCMF_E_STATUS_11HQUIET 11
  124. #define BRCMF_E_STATUS_SUPPRESS 12
  125. #define BRCMF_E_STATUS_NOCHANS 13
  126. #define BRCMF_E_STATUS_CS_ABORT 15
  127. #define BRCMF_E_STATUS_ERROR 16
  128. #define BRCMF_E_REASON_INITIAL_ASSOC 0
  129. #define BRCMF_E_REASON_LOW_RSSI 1
  130. #define BRCMF_E_REASON_DEAUTH 2
  131. #define BRCMF_E_REASON_DISASSOC 3
  132. #define BRCMF_E_REASON_BCNS_LOST 4
  133. #define BRCMF_E_REASON_MINTXRATE 9
  134. #define BRCMF_E_REASON_TXFAIL 10
  135. #define BRCMF_E_REASON_LINK_BSSCFG_DIS 4
  136. #define BRCMF_E_REASON_FAST_ROAM_FAILED 5
  137. #define BRCMF_E_REASON_DIRECTED_ROAM 6
  138. #define BRCMF_E_REASON_TSPEC_REJECTED 7
  139. #define BRCMF_E_REASON_BETTER_AP 8
  140. #define BRCMF_E_PRUNE_ENCR_MISMATCH 1
  141. #define BRCMF_E_PRUNE_BCAST_BSSID 2
  142. #define BRCMF_E_PRUNE_MAC_DENY 3
  143. #define BRCMF_E_PRUNE_MAC_NA 4
  144. #define BRCMF_E_PRUNE_REG_PASSV 5
  145. #define BRCMF_E_PRUNE_SPCT_MGMT 6
  146. #define BRCMF_E_PRUNE_RADAR 7
  147. #define BRCMF_E_RSN_MISMATCH 8
  148. #define BRCMF_E_PRUNE_NO_COMMON_RATES 9
  149. #define BRCMF_E_PRUNE_BASIC_RATES 10
  150. #define BRCMF_E_PRUNE_CIPHER_NA 12
  151. #define BRCMF_E_PRUNE_KNOWN_STA 13
  152. #define BRCMF_E_PRUNE_WDS_PEER 15
  153. #define BRCMF_E_PRUNE_QBSS_LOAD 16
  154. #define BRCMF_E_PRUNE_HOME_AP 17
  155. #define BRCMF_E_SUP_OTHER 0
  156. #define BRCMF_E_SUP_DECRYPT_KEY_DATA 1
  157. #define BRCMF_E_SUP_BAD_UCAST_WEP128 2
  158. #define BRCMF_E_SUP_BAD_UCAST_WEP40 3
  159. #define BRCMF_E_SUP_UNSUP_KEY_LEN 4
  160. #define BRCMF_E_SUP_PW_KEY_CIPHER 5
  161. #define BRCMF_E_SUP_MSG3_TOO_MANY_IE 6
  162. #define BRCMF_E_SUP_MSG3_IE_MISMATCH 7
  163. #define BRCMF_E_SUP_NO_INSTALL_FLAG 8
  164. #define BRCMF_E_SUP_MSG3_NO_GTK 9
  165. #define BRCMF_E_SUP_GRP_KEY_CIPHER 10
  166. #define BRCMF_E_SUP_GRP_MSG1_NO_GTK 11
  167. #define BRCMF_E_SUP_GTK_DECRYPT_FAIL 12
  168. #define BRCMF_E_SUP_SEND_FAIL 13
  169. #define BRCMF_E_SUP_DEAUTH 14
  170. #define BRCMF_E_IF_ADD 1
  171. #define BRCMF_E_IF_DEL 2
  172. #define BRCMF_E_IF_CHANGE 3
  173. #define BRCMF_E_IF_FLAG_NOIF 1
  174. #define BRCMF_E_IF_ROLE_STA 0
  175. #define BRCMF_E_IF_ROLE_AP 1
  176. #define BRCMF_E_IF_ROLE_WDS 2
  177. #define BRCMF_E_LINK_BCN_LOSS 1
  178. #define BRCMF_E_LINK_DISASSOC 2
  179. #define BRCMF_E_LINK_ASSOC_REC 3
  180. #define BRCMF_E_LINK_BSSCFG_DIS 4
  181. /* Small, medium and maximum buffer size for dcmd
  182. */
  183. #define BRCMF_DCMD_SMLEN 256
  184. #define BRCMF_DCMD_MEDLEN 1536
  185. #define BRCMF_DCMD_MAXLEN 8192
  186. #define BRCMF_AMPDU_RX_REORDER_MAXFLOWS 256
  187. /* Pattern matching filter. Specifies an offset within received packets to
  188. * start matching, the pattern to match, the size of the pattern, and a bitmask
  189. * that indicates which bits within the pattern should be matched.
  190. */
  191. struct brcmf_pkt_filter_pattern_le {
  192. /*
  193. * Offset within received packet to start pattern matching.
  194. * Offset '0' is the first byte of the ethernet header.
  195. */
  196. __le32 offset;
  197. /* Size of the pattern. Bitmask must be the same size.*/
  198. __le32 size_bytes;
  199. /*
  200. * Variable length mask and pattern data. mask starts at offset 0.
  201. * Pattern immediately follows mask.
  202. */
  203. u8 mask_and_pattern[1];
  204. };
  205. /* IOVAR "pkt_filter_add" parameter. Used to install packet filters. */
  206. struct brcmf_pkt_filter_le {
  207. __le32 id; /* Unique filter id, specified by app. */
  208. __le32 type; /* Filter type (WL_PKT_FILTER_TYPE_xxx). */
  209. __le32 negate_match; /* Negate the result of filter matches */
  210. union { /* Filter definitions */
  211. struct brcmf_pkt_filter_pattern_le pattern; /* Filter pattern */
  212. } u;
  213. };
  214. /* IOVAR "pkt_filter_enable" parameter. */
  215. struct brcmf_pkt_filter_enable_le {
  216. __le32 id; /* Unique filter id */
  217. __le32 enable; /* Enable/disable bool */
  218. };
  219. /* BSS info structure
  220. * Applications MUST CHECK ie_offset field and length field to access IEs and
  221. * next bss_info structure in a vector (in struct brcmf_scan_results)
  222. */
  223. struct brcmf_bss_info_le {
  224. __le32 version; /* version field */
  225. __le32 length; /* byte length of data in this record,
  226. * starting at version and including IEs
  227. */
  228. u8 BSSID[ETH_ALEN];
  229. __le16 beacon_period; /* units are Kusec */
  230. __le16 capability; /* Capability information */
  231. u8 SSID_len;
  232. u8 SSID[32];
  233. struct {
  234. __le32 count; /* # rates in this set */
  235. u8 rates[16]; /* rates in 500kbps units w/hi bit set if basic */
  236. } rateset; /* supported rates */
  237. __le16 chanspec; /* chanspec for bss */
  238. __le16 atim_window; /* units are Kusec */
  239. u8 dtim_period; /* DTIM period */
  240. __le16 RSSI; /* receive signal strength (in dBm) */
  241. s8 phy_noise; /* noise (in dBm) */
  242. u8 n_cap; /* BSS is 802.11N Capable */
  243. /* 802.11N BSS Capabilities (based on HT_CAP_*): */
  244. __le32 nbss_cap;
  245. u8 ctl_ch; /* 802.11N BSS control channel number */
  246. __le32 reserved32[1]; /* Reserved for expansion of BSS properties */
  247. u8 flags; /* flags */
  248. u8 reserved[3]; /* Reserved for expansion of BSS properties */
  249. u8 basic_mcs[MCSSET_LEN]; /* 802.11N BSS required MCS set */
  250. __le16 ie_offset; /* offset at which IEs start, from beginning */
  251. __le32 ie_length; /* byte length of Information Elements */
  252. __le16 SNR; /* average SNR of during frame reception */
  253. /* Add new fields here */
  254. /* variable length Information Elements */
  255. };
  256. struct brcm_rateset_le {
  257. /* # rates in this set */
  258. __le32 count;
  259. /* rates in 500kbps units w/hi bit set if basic */
  260. u8 rates[BRCMF_MAXRATES_IN_SET];
  261. };
  262. struct brcmf_ssid {
  263. u32 SSID_len;
  264. unsigned char SSID[32];
  265. };
  266. struct brcmf_ssid_le {
  267. __le32 SSID_len;
  268. unsigned char SSID[32];
  269. };
  270. struct brcmf_scan_params_le {
  271. struct brcmf_ssid_le ssid_le; /* default: {0, ""} */
  272. u8 bssid[ETH_ALEN]; /* default: bcast */
  273. s8 bss_type; /* default: any,
  274. * DOT11_BSSTYPE_ANY/INFRASTRUCTURE/INDEPENDENT
  275. */
  276. u8 scan_type; /* flags, 0 use default */
  277. __le32 nprobes; /* -1 use default, number of probes per channel */
  278. __le32 active_time; /* -1 use default, dwell time per channel for
  279. * active scanning
  280. */
  281. __le32 passive_time; /* -1 use default, dwell time per channel
  282. * for passive scanning
  283. */
  284. __le32 home_time; /* -1 use default, dwell time for the
  285. * home channel between channel scans
  286. */
  287. __le32 channel_num; /* count of channels and ssids that follow
  288. *
  289. * low half is count of channels in
  290. * channel_list, 0 means default (use all
  291. * available channels)
  292. *
  293. * high half is entries in struct brcmf_ssid
  294. * array that follows channel_list, aligned for
  295. * s32 (4 bytes) meaning an odd channel count
  296. * implies a 2-byte pad between end of
  297. * channel_list and first ssid
  298. *
  299. * if ssid count is zero, single ssid in the
  300. * fixed parameter portion is assumed, otherwise
  301. * ssid in the fixed portion is ignored
  302. */
  303. __le16 channel_list[1]; /* list of chanspecs */
  304. };
  305. struct brcmf_scan_results {
  306. u32 buflen;
  307. u32 version;
  308. u32 count;
  309. struct brcmf_bss_info_le bss_info_le[];
  310. };
  311. struct brcmf_escan_params_le {
  312. __le32 version;
  313. __le16 action;
  314. __le16 sync_id;
  315. struct brcmf_scan_params_le params_le;
  316. };
  317. struct brcmf_escan_result_le {
  318. __le32 buflen;
  319. __le32 version;
  320. __le16 sync_id;
  321. __le16 bss_count;
  322. struct brcmf_bss_info_le bss_info_le;
  323. };
  324. #define WL_ESCAN_RESULTS_FIXED_SIZE (sizeof(struct brcmf_escan_result_le) - \
  325. sizeof(struct brcmf_bss_info_le))
  326. /* used for association with a specific BSSID and chanspec list */
  327. struct brcmf_assoc_params_le {
  328. /* 00:00:00:00:00:00: broadcast scan */
  329. u8 bssid[ETH_ALEN];
  330. /* 0: all available channels, otherwise count of chanspecs in
  331. * chanspec_list */
  332. __le32 chanspec_num;
  333. /* list of chanspecs */
  334. __le16 chanspec_list[1];
  335. };
  336. /* used for join with or without a specific bssid and channel list */
  337. struct brcmf_join_params {
  338. struct brcmf_ssid_le ssid_le;
  339. struct brcmf_assoc_params_le params_le;
  340. };
  341. /* scan params for extended join */
  342. struct brcmf_join_scan_params_le {
  343. u8 scan_type; /* 0 use default, active or passive scan */
  344. __le32 nprobes; /* -1 use default, nr of probes per channel */
  345. __le32 active_time; /* -1 use default, dwell time per channel for
  346. * active scanning
  347. */
  348. __le32 passive_time; /* -1 use default, dwell time per channel
  349. * for passive scanning
  350. */
  351. __le32 home_time; /* -1 use default, dwell time for the home
  352. * channel between channel scans
  353. */
  354. };
  355. /* extended join params */
  356. struct brcmf_ext_join_params_le {
  357. struct brcmf_ssid_le ssid_le; /* {0, ""}: wildcard scan */
  358. struct brcmf_join_scan_params_le scan_le;
  359. struct brcmf_assoc_params_le assoc_le;
  360. };
  361. struct brcmf_wsec_key {
  362. u32 index; /* key index */
  363. u32 len; /* key length */
  364. u8 data[WLAN_MAX_KEY_LEN]; /* key data */
  365. u32 pad_1[18];
  366. u32 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */
  367. u32 flags; /* misc flags */
  368. u32 pad_2[3];
  369. u32 iv_initialized; /* has IV been initialized already? */
  370. u32 pad_3;
  371. /* Rx IV */
  372. struct {
  373. u32 hi; /* upper 32 bits of IV */
  374. u16 lo; /* lower 16 bits of IV */
  375. } rxiv;
  376. u32 pad_4[2];
  377. u8 ea[ETH_ALEN]; /* per station */
  378. };
  379. /*
  380. * dongle requires same struct as above but with fields in little endian order
  381. */
  382. struct brcmf_wsec_key_le {
  383. __le32 index; /* key index */
  384. __le32 len; /* key length */
  385. u8 data[WLAN_MAX_KEY_LEN]; /* key data */
  386. __le32 pad_1[18];
  387. __le32 algo; /* CRYPTO_ALGO_AES_CCM, CRYPTO_ALGO_WEP128, etc */
  388. __le32 flags; /* misc flags */
  389. __le32 pad_2[3];
  390. __le32 iv_initialized; /* has IV been initialized already? */
  391. __le32 pad_3;
  392. /* Rx IV */
  393. struct {
  394. __le32 hi; /* upper 32 bits of IV */
  395. __le16 lo; /* lower 16 bits of IV */
  396. } rxiv;
  397. __le32 pad_4[2];
  398. u8 ea[ETH_ALEN]; /* per station */
  399. };
  400. /* Used to get specific STA parameters */
  401. struct brcmf_scb_val_le {
  402. __le32 val;
  403. u8 ea[ETH_ALEN];
  404. };
  405. /* channel encoding */
  406. struct brcmf_channel_info_le {
  407. __le32 hw_channel;
  408. __le32 target_channel;
  409. __le32 scan_channel;
  410. };
  411. struct brcmf_sta_info_le {
  412. __le16 ver; /* version of this struct */
  413. __le16 len; /* length in bytes of this structure */
  414. __le16 cap; /* sta's advertised capabilities */
  415. __le32 flags; /* flags defined below */
  416. __le32 idle; /* time since data pkt rx'd from sta */
  417. u8 ea[ETH_ALEN]; /* Station address */
  418. __le32 count; /* # rates in this set */
  419. u8 rates[BRCMF_MAXRATES_IN_SET]; /* rates in 500kbps units */
  420. /* w/hi bit set if basic */
  421. __le32 in; /* seconds elapsed since associated */
  422. __le32 listen_interval_inms; /* Min Listen interval in ms for STA */
  423. __le32 tx_pkts; /* # of packets transmitted */
  424. __le32 tx_failures; /* # of packets failed */
  425. __le32 rx_ucast_pkts; /* # of unicast packets received */
  426. __le32 rx_mcast_pkts; /* # of multicast packets received */
  427. __le32 tx_rate; /* Rate of last successful tx frame */
  428. __le32 rx_rate; /* Rate of last successful rx frame */
  429. __le32 rx_decrypt_succeeds; /* # of packet decrypted successfully */
  430. __le32 rx_decrypt_failures; /* # of packet decrypted failed */
  431. };
  432. struct brcmf_chanspec_list {
  433. __le32 count; /* # of entries */
  434. __le32 element[1]; /* variable length uint32 list */
  435. };
  436. /*
  437. * WLC_E_PROBRESP_MSG
  438. * WLC_E_P2P_PROBREQ_MSG
  439. * WLC_E_ACTION_FRAME_RX
  440. */
  441. struct brcmf_rx_mgmt_data {
  442. __be16 version;
  443. __be16 chanspec;
  444. __be32 rssi;
  445. __be32 mactime;
  446. __be32 rate;
  447. };
  448. /* Bus independent dongle command */
  449. struct brcmf_dcmd {
  450. uint cmd; /* common dongle cmd definition */
  451. void *buf; /* pointer to user buffer */
  452. uint len; /* length of user buffer */
  453. u8 set; /* get or set request (optional) */
  454. uint used; /* bytes read or written (optional) */
  455. uint needed; /* bytes needed (optional) */
  456. };
  457. /**
  458. * struct brcmf_ampdu_rx_reorder - AMPDU receive reorder info
  459. *
  460. * @pktslots: dynamic allocated array for ordering AMPDU packets.
  461. * @flow_id: AMPDU flow identifier.
  462. * @cur_idx: last AMPDU index from firmware.
  463. * @exp_idx: expected next AMPDU index.
  464. * @max_idx: maximum amount of packets per AMPDU.
  465. * @pend_pkts: number of packets currently in @pktslots.
  466. */
  467. struct brcmf_ampdu_rx_reorder {
  468. struct sk_buff **pktslots;
  469. u8 flow_id;
  470. u8 cur_idx;
  471. u8 exp_idx;
  472. u8 max_idx;
  473. u8 pend_pkts;
  474. };
  475. /* Forward decls for struct brcmf_pub (see below) */
  476. struct brcmf_proto; /* device communication protocol info */
  477. struct brcmf_cfg80211_dev; /* cfg80211 device info */
  478. struct brcmf_fws_info; /* firmware signalling info */
  479. /* Common structure for module and instance linkage */
  480. struct brcmf_pub {
  481. /* Linkage ponters */
  482. struct brcmf_bus *bus_if;
  483. struct brcmf_proto *prot;
  484. struct brcmf_cfg80211_info *config;
  485. /* Internal brcmf items */
  486. uint hdrlen; /* Total BRCMF header length (proto + bus) */
  487. uint rxsz; /* Rx buffer size bus module should use */
  488. u8 wme_dp; /* wme discard priority */
  489. /* Dongle media info */
  490. unsigned long drv_version; /* Version of dongle-resident driver */
  491. u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */
  492. /* Multicast data packets sent to dongle */
  493. unsigned long tx_multicast;
  494. struct brcmf_if *iflist[BRCMF_MAX_IFS];
  495. struct mutex proto_block;
  496. unsigned char proto_buf[BRCMF_DCMD_MAXLEN];
  497. struct brcmf_fweh_info fweh;
  498. struct brcmf_fws_info *fws;
  499. struct brcmf_ampdu_rx_reorder
  500. *reorder_flows[BRCMF_AMPDU_RX_REORDER_MAXFLOWS];
  501. #ifdef DEBUG
  502. struct dentry *dbgfs_dir;
  503. #endif
  504. };
  505. struct brcmf_if_event {
  506. u8 ifidx;
  507. u8 action;
  508. u8 flags;
  509. u8 bssidx;
  510. u8 role;
  511. };
  512. /* forward declarations */
  513. struct brcmf_cfg80211_vif;
  514. struct brcmf_fws_mac_descriptor;
  515. /**
  516. * enum brcmf_netif_stop_reason - reason for stopping netif queue.
  517. *
  518. * @BRCMF_NETIF_STOP_REASON_FWS_FC:
  519. * netif stopped due to firmware signalling flow control.
  520. * @BRCMF_NETIF_STOP_REASON_BLOCK_BUS:
  521. * netif stopped due to bus blocking.
  522. */
  523. enum brcmf_netif_stop_reason {
  524. BRCMF_NETIF_STOP_REASON_FWS_FC = 1,
  525. BRCMF_NETIF_STOP_REASON_BLOCK_BUS = 2
  526. };
  527. /**
  528. * struct brcmf_if - interface control information.
  529. *
  530. * @drvr: points to device related information.
  531. * @vif: points to cfg80211 specific interface information.
  532. * @ndev: associated network device.
  533. * @stats: interface specific network statistics.
  534. * @setmacaddr_work: worker object for setting mac address.
  535. * @multicast_work: worker object for multicast provisioning.
  536. * @fws_desc: interface specific firmware-signalling descriptor.
  537. * @ifidx: interface index in device firmware.
  538. * @bssidx: index of bss associated with this interface.
  539. * @mac_addr: assigned mac address.
  540. * @netif_stop: bitmap indicates reason why netif queues are stopped.
  541. * @netif_stop_lock: spinlock for update netif_stop from multiple sources.
  542. * @pend_8021x_cnt: tracks outstanding number of 802.1x frames.
  543. * @pend_8021x_wait: used for signalling change in count.
  544. */
  545. struct brcmf_if {
  546. struct brcmf_pub *drvr;
  547. struct brcmf_cfg80211_vif *vif;
  548. struct net_device *ndev;
  549. struct net_device_stats stats;
  550. struct work_struct setmacaddr_work;
  551. struct work_struct multicast_work;
  552. struct brcmf_fws_mac_descriptor *fws_desc;
  553. int ifidx;
  554. s32 bssidx;
  555. u8 mac_addr[ETH_ALEN];
  556. u8 netif_stop;
  557. spinlock_t netif_stop_lock;
  558. atomic_t pend_8021x_cnt;
  559. wait_queue_head_t pend_8021x_wait;
  560. };
  561. struct brcmf_skb_reorder_data {
  562. u8 *reorder;
  563. };
  564. extern int brcmf_netdev_wait_pend8021x(struct net_device *ndev);
  565. /* Return pointer to interface name */
  566. extern char *brcmf_ifname(struct brcmf_pub *drvr, int idx);
  567. /* Query dongle */
  568. extern int brcmf_proto_cdc_query_dcmd(struct brcmf_pub *drvr, int ifidx,
  569. uint cmd, void *buf, uint len);
  570. extern int brcmf_proto_cdc_set_dcmd(struct brcmf_pub *drvr, int ifidx, uint cmd,
  571. void *buf, uint len);
  572. /* Remove any protocol-specific data header. */
  573. extern int brcmf_proto_hdrpull(struct brcmf_pub *drvr, bool do_fws, u8 *ifidx,
  574. struct sk_buff *rxp);
  575. extern int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked);
  576. extern struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx,
  577. s32 ifidx, char *name, u8 *mac_addr);
  578. extern void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx);
  579. void brcmf_txflowblock_if(struct brcmf_if *ifp,
  580. enum brcmf_netif_stop_reason reason, bool state);
  581. extern u32 brcmf_get_chip_info(struct brcmf_if *ifp);
  582. extern void brcmf_txfinalize(struct brcmf_pub *drvr, struct sk_buff *txp,
  583. bool success);
  584. #endif /* _BRCMF_H_ */