1 /* 2 * Copyright (c) 2010-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef CORE_H 19 #define CORE_H 20 21 #include <linux/etherdevice.h> 22 #include <linux/rtnetlink.h> 23 #include <linux/firmware.h> 24 #include <linux/sched.h> 25 #include <linux/circ_buf.h> 26 #include <net/cfg80211.h> 27 #include "htc.h" 28 #include "wmi.h" 29 #include "bmi.h" 30 #include "target.h" 31 32 #define MAX_ATH6KL 1 33 #define ATH6KL_MAX_RX_BUFFERS 16 34 #define ATH6KL_BUFFER_SIZE 1664 35 #define ATH6KL_MAX_AMSDU_RX_BUFFERS 4 36 #define ATH6KL_AMSDU_REFILL_THRESHOLD 3 37 #define ATH6KL_AMSDU_BUFFER_SIZE (WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH + 128) 38 #define MAX_MSDU_SUBFRAME_PAYLOAD_LEN 1508 39 #define MIN_MSDU_SUBFRAME_PAYLOAD_LEN 46 40 41 #define USER_SAVEDKEYS_STAT_INIT 0 42 #define USER_SAVEDKEYS_STAT_RUN 1 43 44 #define ATH6KL_TX_TIMEOUT 10 45 #define ATH6KL_MAX_ENDPOINTS 4 46 #define MAX_NODE_NUM 15 47 48 #define ATH6KL_APSD_ALL_FRAME 0xFFFF 49 #define ATH6KL_APSD_NUM_OF_AC 0x4 50 #define ATH6KL_APSD_FRAME_MASK 0xF 51 52 /* Extra bytes for htc header alignment */ 53 #define ATH6KL_HTC_ALIGN_BYTES 3 54 55 /* MAX_HI_COOKIE_NUM are reserved for high priority traffic */ 56 #define MAX_DEF_COOKIE_NUM 180 57 #define MAX_HI_COOKIE_NUM 18 /* 10% of MAX_COOKIE_NUM */ 58 #define MAX_COOKIE_NUM (MAX_DEF_COOKIE_NUM + MAX_HI_COOKIE_NUM) 59 60 #define MAX_DEFAULT_SEND_QUEUE_DEPTH (MAX_DEF_COOKIE_NUM / WMM_NUM_AC) 61 62 #define DISCON_TIMER_INTVAL 10000 /* in msec */ 63 64 /* Channel dwell time in fg scan */ 65 #define ATH6KL_FG_SCAN_INTERVAL 50 /* in ms */ 66 67 /* includes also the null byte */ 68 #define ATH6KL_FIRMWARE_MAGIC "QCA-ATH6KL" 69 70 enum ath6kl_fw_ie_type { 71 ATH6KL_FW_IE_FW_VERSION = 0, 72 ATH6KL_FW_IE_TIMESTAMP = 1, 73 ATH6KL_FW_IE_OTP_IMAGE = 2, 74 ATH6KL_FW_IE_FW_IMAGE = 3, 75 ATH6KL_FW_IE_PATCH_IMAGE = 4, 76 ATH6KL_FW_IE_RESERVED_RAM_SIZE = 5, 77 ATH6KL_FW_IE_CAPABILITIES = 6, 78 ATH6KL_FW_IE_PATCH_ADDR = 7, 79 ATH6KL_FW_IE_BOARD_ADDR = 8, 80 ATH6KL_FW_IE_VIF_MAX = 9, 81 }; 82 83 enum ath6kl_fw_capability { 84 ATH6KL_FW_CAPABILITY_HOST_P2P = 0, 85 ATH6KL_FW_CAPABILITY_SCHED_SCAN = 1, 86 87 /* 88 * Firmware is capable of supporting P2P mgmt operations on a 89 * station interface. After group formation, the station 90 * interface will become a P2P client/GO interface as the case may be 91 */ 92 ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 93 94 /* 95 * Firmware has support to cleanup inactive stations 96 * in AP mode. 97 */ 98 ATH6KL_FW_CAPABILITY_INACTIVITY_TIMEOUT, 99 100 /* Firmware has support to override rsn cap of rsn ie */ 101 ATH6KL_FW_CAPABILITY_RSN_CAP_OVERRIDE, 102 103 /* this needs to be last */ 104 ATH6KL_FW_CAPABILITY_MAX, 105 }; 106 107 #define ATH6KL_CAPABILITY_LEN (ALIGN(ATH6KL_FW_CAPABILITY_MAX, 32) / 32) 108 109 struct ath6kl_fw_ie { 110 __le32 id; 111 __le32 len; 112 u8 data[0]; 113 }; 114 115 #define ATH6KL_FW_API2_FILE "fw-2.bin" 116 #define ATH6KL_FW_API3_FILE "fw-3.bin" 117 118 /* AR6003 1.0 definitions */ 119 #define AR6003_HW_1_0_VERSION 0x300002ba 120 121 /* AR6003 2.0 definitions */ 122 #define AR6003_HW_2_0_VERSION 0x30000384 123 #define AR6003_HW_2_0_PATCH_DOWNLOAD_ADDRESS 0x57e910 124 #define AR6003_HW_2_0_FW_DIR "ath6k/AR6003/hw2.0" 125 #define AR6003_HW_2_0_OTP_FILE "otp.bin.z77" 126 #define AR6003_HW_2_0_FIRMWARE_FILE "athwlan.bin.z77" 127 #define AR6003_HW_2_0_TCMD_FIRMWARE_FILE "athtcmd_ram.bin" 128 #define AR6003_HW_2_0_PATCH_FILE "data.patch.bin" 129 #define AR6003_HW_2_0_BOARD_DATA_FILE AR6003_HW_2_0_FW_DIR "/bdata.bin" 130 #define AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE \ 131 AR6003_HW_2_0_FW_DIR "/bdata.SD31.bin" 132 133 /* AR6003 3.0 definitions */ 134 #define AR6003_HW_2_1_1_VERSION 0x30000582 135 #define AR6003_HW_2_1_1_FW_DIR "ath6k/AR6003/hw2.1.1" 136 #define AR6003_HW_2_1_1_OTP_FILE "otp.bin" 137 #define AR6003_HW_2_1_1_FIRMWARE_FILE "athwlan.bin" 138 #define AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE "athtcmd_ram.bin" 139 #define AR6003_HW_2_1_1_UTF_FIRMWARE_FILE "utf.bin" 140 #define AR6003_HW_2_1_1_TESTSCRIPT_FILE "nullTestFlow.bin" 141 #define AR6003_HW_2_1_1_PATCH_FILE "data.patch.bin" 142 #define AR6003_HW_2_1_1_BOARD_DATA_FILE AR6003_HW_2_1_1_FW_DIR "/bdata.bin" 143 #define AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE \ 144 AR6003_HW_2_1_1_FW_DIR "/bdata.SD31.bin" 145 146 /* AR6004 1.0 definitions */ 147 #define AR6004_HW_1_0_VERSION 0x30000623 148 #define AR6004_HW_1_0_FW_DIR "ath6k/AR6004/hw1.0" 149 #define AR6004_HW_1_0_FIRMWARE_FILE "fw.ram.bin" 150 #define AR6004_HW_1_0_BOARD_DATA_FILE AR6004_HW_1_0_FW_DIR "/bdata.bin" 151 #define AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE \ 152 AR6004_HW_1_0_FW_DIR "/bdata.DB132.bin" 153 154 /* AR6004 1.1 definitions */ 155 #define AR6004_HW_1_1_VERSION 0x30000001 156 #define AR6004_HW_1_1_FW_DIR "ath6k/AR6004/hw1.1" 157 #define AR6004_HW_1_1_FIRMWARE_FILE "fw.ram.bin" 158 #define AR6004_HW_1_1_BOARD_DATA_FILE AR6004_HW_1_1_FW_DIR "/bdata.bin" 159 #define AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE \ 160 AR6004_HW_1_1_FW_DIR "/bdata.DB132.bin" 161 162 /* AR6004 1.2 definitions */ 163 #define AR6004_HW_1_2_VERSION 0x300007e8 164 #define AR6004_HW_1_2_FW_DIR "ath6k/AR6004/hw1.2" 165 #define AR6004_HW_1_2_FIRMWARE_FILE "fw.ram.bin" 166 #define AR6004_HW_1_2_BOARD_DATA_FILE AR6004_HW_1_2_FW_DIR "/bdata.bin" 167 #define AR6004_HW_1_2_DEFAULT_BOARD_DATA_FILE \ 168 AR6004_HW_1_2_FW_DIR "/bdata.bin" 169 170 /* Per STA data, used in AP mode */ 171 #define STA_PS_AWAKE BIT(0) 172 #define STA_PS_SLEEP BIT(1) 173 #define STA_PS_POLLED BIT(2) 174 #define STA_PS_APSD_TRIGGER BIT(3) 175 #define STA_PS_APSD_EOSP BIT(4) 176 177 /* HTC TX packet tagging definitions */ 178 #define ATH6KL_CONTROL_PKT_TAG HTC_TX_PACKET_TAG_USER_DEFINED 179 #define ATH6KL_DATA_PKT_TAG (ATH6KL_CONTROL_PKT_TAG + 1) 180 181 #define AR6003_CUST_DATA_SIZE 16 182 183 #define AGGR_WIN_IDX(x, y) ((x) % (y)) 184 #define AGGR_INCR_IDX(x, y) AGGR_WIN_IDX(((x) + 1), (y)) 185 #define AGGR_DCRM_IDX(x, y) AGGR_WIN_IDX(((x) - 1), (y)) 186 #define ATH6KL_MAX_SEQ_NO 0xFFF 187 #define ATH6KL_NEXT_SEQ_NO(x) (((x) + 1) & ATH6KL_MAX_SEQ_NO) 188 189 #define NUM_OF_TIDS 8 190 #define AGGR_SZ_DEFAULT 8 191 192 #define AGGR_WIN_SZ_MIN 2 193 #define AGGR_WIN_SZ_MAX 8 194 195 #define TID_WINDOW_SZ(_x) ((_x) << 1) 196 197 #define AGGR_NUM_OF_FREE_NETBUFS 16 198 199 #define AGGR_RX_TIMEOUT 400 /* in ms */ 200 201 #define WMI_TIMEOUT (2 * HZ) 202 203 #define MBOX_YIELD_LIMIT 99 204 205 #define ATH6KL_DEFAULT_LISTEN_INTVAL 100 /* in TUs */ 206 #define ATH6KL_DEFAULT_BMISS_TIME 1500 207 #define ATH6KL_MAX_WOW_LISTEN_INTL 300 /* in TUs */ 208 #define ATH6KL_MAX_BMISS_TIME 5000 209 210 /* configuration lags */ 211 /* 212 * ATH6KL_CONF_IGNORE_ERP_BARKER: Ignore the barker premable in 213 * ERP IE of beacon to determine the short premable support when 214 * sending (Re)Assoc req. 215 * ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN: Don't send the power 216 * module state transition failure events which happen during 217 * scan, to the host. 218 */ 219 #define ATH6KL_CONF_IGNORE_ERP_BARKER BIT(0) 220 #define ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN BIT(1) 221 #define ATH6KL_CONF_ENABLE_11N BIT(2) 222 #define ATH6KL_CONF_ENABLE_TX_BURST BIT(3) 223 #define ATH6KL_CONF_UART_DEBUG BIT(4) 224 225 #define P2P_WILDCARD_SSID_LEN 7 /* DIRECT- */ 226 227 enum wlan_low_pwr_state { 228 WLAN_POWER_STATE_ON, 229 WLAN_POWER_STATE_CUT_PWR, 230 WLAN_POWER_STATE_DEEP_SLEEP, 231 WLAN_POWER_STATE_WOW 232 }; 233 234 enum sme_state { 235 SME_DISCONNECTED, 236 SME_CONNECTING, 237 SME_CONNECTED 238 }; 239 240 struct skb_hold_q { 241 struct sk_buff *skb; 242 bool is_amsdu; 243 u16 seq_no; 244 }; 245 246 struct rxtid { 247 bool aggr; 248 bool progress; 249 bool timer_mon; 250 u16 win_sz; 251 u16 seq_next; 252 u32 hold_q_sz; 253 struct skb_hold_q *hold_q; 254 struct sk_buff_head q; 255 256 /* 257 * FIXME: No clue what this should protect. Apparently it should 258 * protect some of the fields above but they are also accessed 259 * without taking the lock. 260 */ 261 spinlock_t lock; 262 }; 263 264 struct rxtid_stats { 265 u32 num_into_aggr; 266 u32 num_dups; 267 u32 num_oow; 268 u32 num_mpdu; 269 u32 num_amsdu; 270 u32 num_delivered; 271 u32 num_timeouts; 272 u32 num_hole; 273 u32 num_bar; 274 }; 275 276 struct aggr_info_conn { 277 u8 aggr_sz; 278 u8 timer_scheduled; 279 struct timer_list timer; 280 struct net_device *dev; 281 struct rxtid rx_tid[NUM_OF_TIDS]; 282 struct rxtid_stats stat[NUM_OF_TIDS]; 283 struct aggr_info *aggr_info; 284 }; 285 286 struct aggr_info { 287 struct aggr_info_conn *aggr_conn; 288 struct sk_buff_head rx_amsdu_freeq; 289 }; 290 291 struct ath6kl_wep_key { 292 u8 key_index; 293 u8 key_len; 294 u8 key[64]; 295 }; 296 297 #define ATH6KL_KEY_SEQ_LEN 8 298 299 struct ath6kl_key { 300 u8 key[WLAN_MAX_KEY_LEN]; 301 u8 key_len; 302 u8 seq[ATH6KL_KEY_SEQ_LEN]; 303 u8 seq_len; 304 u32 cipher; 305 }; 306 307 struct ath6kl_node_mapping { 308 u8 mac_addr[ETH_ALEN]; 309 u8 ep_id; 310 u8 tx_pend; 311 }; 312 313 struct ath6kl_cookie { 314 struct sk_buff *skb; 315 u32 map_no; 316 struct htc_packet htc_pkt; 317 struct ath6kl_cookie *arc_list_next; 318 }; 319 320 struct ath6kl_mgmt_buff { 321 struct list_head list; 322 u32 freq; 323 u32 wait; 324 u32 id; 325 bool no_cck; 326 size_t len; 327 u8 buf[0]; 328 }; 329 330 struct ath6kl_sta { 331 u16 sta_flags; 332 u8 mac[ETH_ALEN]; 333 u8 aid; 334 u8 keymgmt; 335 u8 ucipher; 336 u8 auth; 337 u8 wpa_ie[ATH6KL_MAX_IE]; 338 struct sk_buff_head psq; 339 340 /* protects psq, mgmt_psq, apsdq, and mgmt_psq_len fields */ 341 spinlock_t psq_lock; 342 343 struct list_head mgmt_psq; 344 size_t mgmt_psq_len; 345 u8 apsd_info; 346 struct sk_buff_head apsdq; 347 struct aggr_info_conn *aggr_conn; 348 }; 349 350 struct ath6kl_version { 351 u32 target_ver; 352 u32 wlan_ver; 353 u32 abi_ver; 354 }; 355 356 struct ath6kl_bmi { 357 u32 cmd_credits; 358 bool done_sent; 359 u8 *cmd_buf; 360 u32 max_data_size; 361 u32 max_cmd_size; 362 }; 363 364 struct target_stats { 365 u64 tx_pkt; 366 u64 tx_byte; 367 u64 tx_ucast_pkt; 368 u64 tx_ucast_byte; 369 u64 tx_mcast_pkt; 370 u64 tx_mcast_byte; 371 u64 tx_bcast_pkt; 372 u64 tx_bcast_byte; 373 u64 tx_rts_success_cnt; 374 u64 tx_pkt_per_ac[4]; 375 376 u64 tx_err; 377 u64 tx_fail_cnt; 378 u64 tx_retry_cnt; 379 u64 tx_mult_retry_cnt; 380 u64 tx_rts_fail_cnt; 381 382 u64 rx_pkt; 383 u64 rx_byte; 384 u64 rx_ucast_pkt; 385 u64 rx_ucast_byte; 386 u64 rx_mcast_pkt; 387 u64 rx_mcast_byte; 388 u64 rx_bcast_pkt; 389 u64 rx_bcast_byte; 390 u64 rx_frgment_pkt; 391 392 u64 rx_err; 393 u64 rx_crc_err; 394 u64 rx_key_cache_miss; 395 u64 rx_decrypt_err; 396 u64 rx_dupl_frame; 397 398 u64 tkip_local_mic_fail; 399 u64 tkip_cnter_measures_invoked; 400 u64 tkip_replays; 401 u64 tkip_fmt_err; 402 u64 ccmp_fmt_err; 403 u64 ccmp_replays; 404 405 u64 pwr_save_fail_cnt; 406 407 u64 cs_bmiss_cnt; 408 u64 cs_low_rssi_cnt; 409 u64 cs_connect_cnt; 410 u64 cs_discon_cnt; 411 412 s32 tx_ucast_rate; 413 s32 rx_ucast_rate; 414 415 u32 lq_val; 416 417 u32 wow_pkt_dropped; 418 u16 wow_evt_discarded; 419 420 s16 noise_floor_calib; 421 s16 cs_rssi; 422 s16 cs_ave_beacon_rssi; 423 u8 cs_ave_beacon_snr; 424 u8 cs_last_roam_msec; 425 u8 cs_snr; 426 427 u8 wow_host_pkt_wakeups; 428 u8 wow_host_evt_wakeups; 429 430 u32 arp_received; 431 u32 arp_matched; 432 u32 arp_replied; 433 }; 434 435 struct ath6kl_mbox_info { 436 u32 htc_addr; 437 u32 htc_ext_addr; 438 u32 htc_ext_sz; 439 440 u32 block_size; 441 442 u32 gmbox_addr; 443 444 u32 gmbox_sz; 445 }; 446 447 /* 448 * 802.11i defines an extended IV for use with non-WEP ciphers. 449 * When the EXTIV bit is set in the key id byte an additional 450 * 4 bytes immediately follow the IV for TKIP. For CCMP the 451 * EXTIV bit is likewise set but the 8 bytes represent the 452 * CCMP header rather than IV+extended-IV. 453 */ 454 455 #define ATH6KL_KEYBUF_SIZE 16 456 #define ATH6KL_MICBUF_SIZE (8+8) /* space for both tx and rx */ 457 458 #define ATH6KL_KEY_XMIT 0x01 459 #define ATH6KL_KEY_RECV 0x02 460 #define ATH6KL_KEY_DEFAULT 0x80 /* default xmit key */ 461 462 /* Initial group key for AP mode */ 463 struct ath6kl_req_key { 464 bool valid; 465 u8 key_index; 466 int key_type; 467 u8 key[WLAN_MAX_KEY_LEN]; 468 u8 key_len; 469 }; 470 471 enum ath6kl_hif_type { 472 ATH6KL_HIF_TYPE_SDIO, 473 ATH6KL_HIF_TYPE_USB, 474 }; 475 476 enum ath6kl_htc_type { 477 ATH6KL_HTC_TYPE_MBOX, 478 ATH6KL_HTC_TYPE_PIPE, 479 }; 480 481 /* Max number of filters that hw supports */ 482 #define ATH6K_MAX_MC_FILTERS_PER_LIST 7 483 struct ath6kl_mc_filter { 484 struct list_head list; 485 char hw_addr[ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE]; 486 }; 487 488 struct ath6kl_htcap { 489 bool ht_enable; 490 u8 ampdu_factor; 491 unsigned short cap_info; 492 }; 493 494 /* 495 * Driver's maximum limit, note that some firmwares support only one vif 496 * and the runtime (current) limit must be checked from ar->vif_max. 497 */ 498 #define ATH6KL_VIF_MAX 3 499 500 /* vif flags info */ 501 enum ath6kl_vif_state { 502 CONNECTED, 503 CONNECT_PEND, 504 WMM_ENABLED, 505 NETQ_STOPPED, 506 DTIM_EXPIRED, 507 NETDEV_REGISTERED, 508 CLEAR_BSSFILTER_ON_BEACON, 509 DTIM_PERIOD_AVAIL, 510 WLAN_ENABLED, 511 STATS_UPDATE_PEND, 512 HOST_SLEEP_MODE_CMD_PROCESSED, 513 }; 514 515 struct ath6kl_vif { 516 struct list_head list; 517 struct wireless_dev wdev; 518 struct net_device *ndev; 519 struct ath6kl *ar; 520 /* Lock to protect vif specific net_stats and flags */ 521 spinlock_t if_lock; 522 u8 fw_vif_idx; 523 unsigned long flags; 524 int ssid_len; 525 u8 ssid[IEEE80211_MAX_SSID_LEN]; 526 u8 dot11_auth_mode; 527 u8 auth_mode; 528 u8 prwise_crypto; 529 u8 prwise_crypto_len; 530 u8 grp_crypto; 531 u8 grp_crypto_len; 532 u8 def_txkey_index; 533 u8 next_mode; 534 u8 nw_type; 535 u8 bssid[ETH_ALEN]; 536 u8 req_bssid[ETH_ALEN]; 537 u16 ch_hint; 538 u16 bss_ch; 539 struct ath6kl_wep_key wep_key_list[WMI_MAX_KEY_INDEX + 1]; 540 struct ath6kl_key keys[WMI_MAX_KEY_INDEX + 1]; 541 struct aggr_info *aggr_cntxt; 542 struct ath6kl_htcap htcap; 543 544 struct timer_list disconnect_timer; 545 struct timer_list sched_scan_timer; 546 547 struct cfg80211_scan_request *scan_req; 548 enum sme_state sme_state; 549 int reconnect_flag; 550 u32 last_roc_id; 551 u32 last_cancel_roc_id; 552 u32 send_action_id; 553 bool probe_req_report; 554 u16 next_chan; 555 enum nl80211_channel_type next_ch_type; 556 enum ieee80211_band next_ch_band; 557 u16 assoc_bss_beacon_int; 558 u16 listen_intvl_t; 559 u16 bmiss_time_t; 560 u16 bg_scan_period; 561 u8 assoc_bss_dtim_period; 562 struct net_device_stats net_stats; 563 struct target_stats target_stats; 564 struct wmi_connect_cmd profile; 565 566 struct list_head mc_filter; 567 }; 568 569 #define WOW_LIST_ID 0 570 #define WOW_HOST_REQ_DELAY 500 /* ms */ 571 572 #define ATH6KL_SCHED_SCAN_RESULT_DELAY 5000 /* ms */ 573 574 /* Flag info */ 575 enum ath6kl_dev_state { 576 WMI_ENABLED, 577 WMI_READY, 578 WMI_CTRL_EP_FULL, 579 TESTMODE, 580 DESTROY_IN_PROGRESS, 581 SKIP_SCAN, 582 ROAM_TBL_PEND, 583 FIRST_BOOT, 584 }; 585 586 enum ath6kl_state { 587 ATH6KL_STATE_OFF, 588 ATH6KL_STATE_ON, 589 ATH6KL_STATE_SUSPENDING, 590 ATH6KL_STATE_RESUMING, 591 ATH6KL_STATE_DEEPSLEEP, 592 ATH6KL_STATE_CUTPOWER, 593 ATH6KL_STATE_WOW, 594 ATH6KL_STATE_SCHED_SCAN, 595 }; 596 597 struct ath6kl { 598 struct device *dev; 599 struct wiphy *wiphy; 600 601 enum ath6kl_state state; 602 unsigned int testmode; 603 604 struct ath6kl_bmi bmi; 605 const struct ath6kl_hif_ops *hif_ops; 606 const struct ath6kl_htc_ops *htc_ops; 607 struct wmi *wmi; 608 int tx_pending[ENDPOINT_MAX]; 609 int total_tx_data_pend; 610 struct htc_target *htc_target; 611 enum ath6kl_hif_type hif_type; 612 void *hif_priv; 613 struct list_head vif_list; 614 /* Lock to avoid race in vif_list entries among add/del/traverse */ 615 spinlock_t list_lock; 616 u8 num_vif; 617 unsigned int vif_max; 618 u8 max_norm_iface; 619 u8 avail_idx_map; 620 621 /* 622 * Protects at least amsdu_rx_buffer_queue, ath6kl_alloc_cookie() 623 * calls, tx_pending and total_tx_data_pend. 624 */ 625 spinlock_t lock; 626 627 struct semaphore sem; 628 u8 lrssi_roam_threshold; 629 struct ath6kl_version version; 630 u32 target_type; 631 u8 tx_pwr; 632 struct ath6kl_node_mapping node_map[MAX_NODE_NUM]; 633 u8 ibss_ps_enable; 634 bool ibss_if_active; 635 u8 node_num; 636 u8 next_ep_id; 637 struct ath6kl_cookie *cookie_list; 638 u32 cookie_count; 639 enum htc_endpoint_id ac2ep_map[WMM_NUM_AC]; 640 bool ac_stream_active[WMM_NUM_AC]; 641 u8 ac_stream_pri_map[WMM_NUM_AC]; 642 u8 hiac_stream_active_pri; 643 u8 ep2ac_map[ENDPOINT_MAX]; 644 enum htc_endpoint_id ctrl_ep; 645 struct ath6kl_htc_credit_info credit_state_info; 646 u32 connect_ctrl_flags; 647 u32 user_key_ctrl; 648 u8 usr_bss_filter; 649 struct ath6kl_sta sta_list[AP_MAX_NUM_STA]; 650 u8 sta_list_index; 651 struct ath6kl_req_key ap_mode_bkey; 652 struct sk_buff_head mcastpsq; 653 u32 want_ch_switch; 654 655 /* 656 * FIXME: protects access to mcastpsq but is actually useless as 657 * all skbe_queue_*() functions provide serialisation themselves 658 */ 659 spinlock_t mcastpsq_lock; 660 661 u8 intra_bss; 662 struct wmi_ap_mode_stat ap_stats; 663 u8 ap_country_code[3]; 664 struct list_head amsdu_rx_buffer_queue; 665 u8 rx_meta_ver; 666 enum wlan_low_pwr_state wlan_pwr_state; 667 u8 mac_addr[ETH_ALEN]; 668 #define AR_MCAST_FILTER_MAC_ADDR_SIZE 4 669 struct { 670 void *rx_report; 671 size_t rx_report_len; 672 } tm; 673 674 struct ath6kl_hw { 675 u32 id; 676 const char *name; 677 u32 dataset_patch_addr; 678 u32 app_load_addr; 679 u32 app_start_override_addr; 680 u32 board_ext_data_addr; 681 u32 reserved_ram_size; 682 u32 board_addr; 683 u32 refclk_hz; 684 u32 uarttx_pin; 685 u32 testscript_addr; 686 enum wmi_phy_cap cap; 687 688 struct ath6kl_hw_fw { 689 const char *dir; 690 const char *otp; 691 const char *fw; 692 const char *tcmd; 693 const char *patch; 694 const char *utf; 695 const char *testscript; 696 } fw; 697 698 const char *fw_board; 699 const char *fw_default_board; 700 } hw; 701 702 u16 conf_flags; 703 u16 suspend_mode; 704 u16 wow_suspend_mode; 705 wait_queue_head_t event_wq; 706 struct ath6kl_mbox_info mbox_info; 707 708 struct ath6kl_cookie cookie_mem[MAX_COOKIE_NUM]; 709 unsigned long flag; 710 711 u8 *fw_board; 712 size_t fw_board_len; 713 714 u8 *fw_otp; 715 size_t fw_otp_len; 716 717 u8 *fw; 718 size_t fw_len; 719 720 u8 *fw_patch; 721 size_t fw_patch_len; 722 723 u8 *fw_testscript; 724 size_t fw_testscript_len; 725 726 unsigned int fw_api; 727 unsigned long fw_capabilities[ATH6KL_CAPABILITY_LEN]; 728 729 struct workqueue_struct *ath6kl_wq; 730 731 struct dentry *debugfs_phy; 732 733 bool p2p; 734 735 bool wiphy_registered; 736 737 #ifdef CONFIG_ATH6KL_DEBUG 738 struct { 739 struct sk_buff_head fwlog_queue; 740 struct completion fwlog_completion; 741 bool fwlog_open; 742 743 u32 fwlog_mask; 744 745 unsigned int dbgfs_diag_reg; 746 u32 diag_reg_addr_wr; 747 u32 diag_reg_val_wr; 748 749 struct { 750 unsigned int invalid_rate; 751 } war_stats; 752 753 u8 *roam_tbl; 754 unsigned int roam_tbl_len; 755 756 u8 keepalive; 757 u8 disc_timeout; 758 } debug; 759 #endif /* CONFIG_ATH6KL_DEBUG */ 760 }; 761 762 static inline struct ath6kl *ath6kl_priv(struct net_device *dev) 763 { 764 return ((struct ath6kl_vif *) netdev_priv(dev))->ar; 765 } 766 767 static inline u32 ath6kl_get_hi_item_addr(struct ath6kl *ar, 768 u32 item_offset) 769 { 770 u32 addr = 0; 771 772 if (ar->target_type == TARGET_TYPE_AR6003) 773 addr = ATH6KL_AR6003_HI_START_ADDR + item_offset; 774 else if (ar->target_type == TARGET_TYPE_AR6004) 775 addr = ATH6KL_AR6004_HI_START_ADDR + item_offset; 776 777 return addr; 778 } 779 780 int ath6kl_configure_target(struct ath6kl *ar); 781 void ath6kl_detect_error(unsigned long ptr); 782 void disconnect_timer_handler(unsigned long ptr); 783 void init_netdev(struct net_device *dev); 784 void ath6kl_cookie_init(struct ath6kl *ar); 785 void ath6kl_cookie_cleanup(struct ath6kl *ar); 786 void ath6kl_rx(struct htc_target *target, struct htc_packet *packet); 787 void ath6kl_tx_complete(struct htc_target *context, 788 struct list_head *packet_queue); 789 enum htc_send_full_action ath6kl_tx_queue_full(struct htc_target *target, 790 struct htc_packet *packet); 791 void ath6kl_stop_txrx(struct ath6kl *ar); 792 void ath6kl_cleanup_amsdu_rxbufs(struct ath6kl *ar); 793 int ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value); 794 int ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length); 795 int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value); 796 int ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length); 797 int ath6kl_read_fwlogs(struct ath6kl *ar); 798 void ath6kl_init_profile_info(struct ath6kl_vif *vif); 799 void ath6kl_tx_data_cleanup(struct ath6kl *ar); 800 801 struct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar); 802 void ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie); 803 int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev); 804 805 struct aggr_info *aggr_init(struct ath6kl_vif *vif); 806 void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info, 807 struct aggr_info_conn *aggr_conn); 808 void ath6kl_rx_refill(struct htc_target *target, 809 enum htc_endpoint_id endpoint); 810 void ath6kl_refill_amsdu_rxbufs(struct ath6kl *ar, int count); 811 struct htc_packet *ath6kl_alloc_amsdu_rxbuf(struct htc_target *target, 812 enum htc_endpoint_id endpoint, 813 int len); 814 void aggr_module_destroy(struct aggr_info *aggr_info); 815 void aggr_reset_state(struct aggr_info_conn *aggr_conn); 816 817 struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr); 818 struct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid); 819 820 void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver, 821 enum wmi_phy_cap cap); 822 int ath6kl_control_tx(void *devt, struct sk_buff *skb, 823 enum htc_endpoint_id eid); 824 void ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel, 825 u8 *bssid, u16 listen_int, 826 u16 beacon_int, enum network_type net_type, 827 u8 beacon_ie_len, u8 assoc_req_len, 828 u8 assoc_resp_len, u8 *assoc_info); 829 void ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel); 830 void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr, 831 u8 keymgmt, u8 ucipher, u8 auth, 832 u8 assoc_req_len, u8 *assoc_info, u8 apsd_info); 833 void ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason, 834 u8 *bssid, u8 assoc_resp_len, 835 u8 *assoc_info, u16 prot_reason_status); 836 void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast); 837 void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr); 838 void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status); 839 void ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len); 840 void ath6kl_indicate_tx_activity(void *devt, u8 traffic_class, bool active); 841 enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac); 842 843 void ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid); 844 845 void ath6kl_dtimexpiry_event(struct ath6kl_vif *vif); 846 void ath6kl_disconnect(struct ath6kl_vif *vif); 847 void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid); 848 void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no, 849 u8 win_sz); 850 void ath6kl_wakeup_event(void *dev); 851 852 void ath6kl_reset_device(struct ath6kl *ar, u32 target_type, 853 bool wait_fot_compltn, bool cold_reset); 854 void ath6kl_init_control_info(struct ath6kl_vif *vif); 855 struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar); 856 void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready); 857 int ath6kl_init_hw_start(struct ath6kl *ar); 858 int ath6kl_init_hw_stop(struct ath6kl *ar); 859 int ath6kl_init_fetch_firmwares(struct ath6kl *ar); 860 int ath6kl_init_hw_params(struct ath6kl *ar); 861 862 void ath6kl_check_wow_status(struct ath6kl *ar); 863 864 void ath6kl_core_tx_complete(struct ath6kl *ar, struct sk_buff *skb); 865 void ath6kl_core_rx_complete(struct ath6kl *ar, struct sk_buff *skb, u8 pipe); 866 867 struct ath6kl *ath6kl_core_create(struct device *dev); 868 int ath6kl_core_init(struct ath6kl *ar, enum ath6kl_htc_type htc_type); 869 void ath6kl_core_cleanup(struct ath6kl *ar); 870 void ath6kl_core_destroy(struct ath6kl *ar); 871 872 #endif /* CORE_H */ 873