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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 any6 * purpose with or without fee is hereby granted, provided that the above7 * copyright notice and this permission notice appear in all copies.8 *9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.16 */17 18#ifndef CORE_H19#define CORE_H20 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 133#define ATH6KL_MAX_RX_BUFFERS 1634#define ATH6KL_BUFFER_SIZE 166435#define ATH6KL_MAX_AMSDU_RX_BUFFERS 436#define ATH6KL_AMSDU_REFILL_THRESHOLD 337#define ATH6KL_AMSDU_BUFFER_SIZE (WMI_MAX_AMSDU_RX_DATA_FRAME_LENGTH + 128)38#define MAX_MSDU_SUBFRAME_PAYLOAD_LEN 150839#define MIN_MSDU_SUBFRAME_PAYLOAD_LEN 4640 41#define USER_SAVEDKEYS_STAT_INIT 042#define USER_SAVEDKEYS_STAT_RUN 143 44#define ATH6KL_TX_TIMEOUT 1045#define ATH6KL_MAX_ENDPOINTS 446#define MAX_NODE_NUM 1547 48#define ATH6KL_APSD_ALL_FRAME 0xFFFF49#define ATH6KL_APSD_NUM_OF_AC 0x450#define ATH6KL_APSD_FRAME_MASK 0xF51 52/* Extra bytes for htc header alignment */53#define ATH6KL_HTC_ALIGN_BYTES 354 55/* MAX_HI_COOKIE_NUM are reserved for high priority traffic */56#define MAX_DEF_COOKIE_NUM 18057#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 70enum 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 83enum 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 a89 * station interface. After group formation, the station90 * interface will become a P2P client/GO interface as the case may be91 */92 ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,93 94 /*95 * Firmware has support to cleanup inactive stations96 * 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 /*104 * Multicast support in WOW and host awake mode.105 * Allow all multicast in host awake mode.106 * Apply multicast filter in WOW mode.107 */108 ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER,109 110 /* Firmware supports enhanced bmiss detection */111 ATH6KL_FW_CAPABILITY_BMISS_ENHANCE,112 113 /*114 * FW supports matching of ssid in schedule scan115 */116 ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST,117 118 /* Firmware supports filtering BSS results by RSSI */119 ATH6KL_FW_CAPABILITY_RSSI_SCAN_THOLD,120 121 /* FW sets mac_addr[4] ^= 0x80 for newly created interfaces */122 ATH6KL_FW_CAPABILITY_CUSTOM_MAC_ADDR,123 124 /* Firmware supports TX error rate notification */125 ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY,126 127 /* supports WMI_SET_REGDOMAIN_CMDID command */128 ATH6KL_FW_CAPABILITY_REGDOMAIN,129 130 /* Firmware supports sched scan decoupled from host sleep */131 ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2,132 133 /*134 * Firmware capability for hang detection through heart beat135 * challenge messages.136 */137 ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL,138 139 /* WMI_SET_TX_SELECT_RATES_CMDID uses 64 bit size rate table */140 ATH6KL_FW_CAPABILITY_64BIT_RATES,141 142 /* WMI_AP_CONN_INACT_CMDID uses minutes as units */143 ATH6KL_FW_CAPABILITY_AP_INACTIVITY_MINS,144 145 /* use low priority endpoint for all data */146 ATH6KL_FW_CAPABILITY_MAP_LP_ENDPOINT,147 148 /* ratetable is the 2 stream version (max MCS15) */149 ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,150 151 /* firmware doesn't support IP checksumming */152 ATH6KL_FW_CAPABILITY_NO_IP_CHECKSUM,153 154 /* this needs to be last */155 ATH6KL_FW_CAPABILITY_MAX,156};157 158#define ATH6KL_CAPABILITY_LEN (ALIGN(ATH6KL_FW_CAPABILITY_MAX, 32) / 32)159 160struct ath6kl_fw_ie {161 __le32 id;162 __le32 len;163 u8 data[];164};165 166enum ath6kl_hw_flags {167 ATH6KL_HW_SDIO_CRC_ERROR_WAR = BIT(3),168};169 170#define ATH6KL_FW_API2_FILE "fw-2.bin"171#define ATH6KL_FW_API3_FILE "fw-3.bin"172#define ATH6KL_FW_API4_FILE "fw-4.bin"173#define ATH6KL_FW_API5_FILE "fw-5.bin"174 175/* AR6003 1.0 definitions */176#define AR6003_HW_1_0_VERSION 0x300002ba177 178/* AR6003 2.0 definitions */179#define AR6003_HW_2_0_VERSION 0x30000384180#define AR6003_HW_2_0_PATCH_DOWNLOAD_ADDRESS 0x57e910181#define AR6003_HW_2_0_FW_DIR "ath6k/AR6003/hw2.0"182#define AR6003_HW_2_0_OTP_FILE "otp.bin.z77"183#define AR6003_HW_2_0_FIRMWARE_FILE "athwlan.bin.z77"184#define AR6003_HW_2_0_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"185#define AR6003_HW_2_0_PATCH_FILE "data.patch.bin"186#define AR6003_HW_2_0_BOARD_DATA_FILE AR6003_HW_2_0_FW_DIR "/bdata.bin"187#define AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE \188 AR6003_HW_2_0_FW_DIR "/bdata.SD31.bin"189 190/* AR6003 3.0 definitions */191#define AR6003_HW_2_1_1_VERSION 0x30000582192#define AR6003_HW_2_1_1_FW_DIR "ath6k/AR6003/hw2.1.1"193#define AR6003_HW_2_1_1_OTP_FILE "otp.bin"194#define AR6003_HW_2_1_1_FIRMWARE_FILE "athwlan.bin"195#define AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE "athtcmd_ram.bin"196#define AR6003_HW_2_1_1_UTF_FIRMWARE_FILE "utf.bin"197#define AR6003_HW_2_1_1_TESTSCRIPT_FILE "nullTestFlow.bin"198#define AR6003_HW_2_1_1_PATCH_FILE "data.patch.bin"199#define AR6003_HW_2_1_1_BOARD_DATA_FILE AR6003_HW_2_1_1_FW_DIR "/bdata.bin"200#define AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE \201 AR6003_HW_2_1_1_FW_DIR "/bdata.SD31.bin"202 203/* AR6004 1.0 definitions */204#define AR6004_HW_1_0_VERSION 0x30000623205#define AR6004_HW_1_0_FW_DIR "ath6k/AR6004/hw1.0"206#define AR6004_HW_1_0_FIRMWARE_FILE "fw.ram.bin"207#define AR6004_HW_1_0_BOARD_DATA_FILE AR6004_HW_1_0_FW_DIR "/bdata.bin"208#define AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE \209 AR6004_HW_1_0_FW_DIR "/bdata.DB132.bin"210 211/* AR6004 1.1 definitions */212#define AR6004_HW_1_1_VERSION 0x30000001213#define AR6004_HW_1_1_FW_DIR "ath6k/AR6004/hw1.1"214#define AR6004_HW_1_1_FIRMWARE_FILE "fw.ram.bin"215#define AR6004_HW_1_1_BOARD_DATA_FILE AR6004_HW_1_1_FW_DIR "/bdata.bin"216#define AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE \217 AR6004_HW_1_1_FW_DIR "/bdata.DB132.bin"218 219/* AR6004 1.2 definitions */220#define AR6004_HW_1_2_VERSION 0x300007e8221#define AR6004_HW_1_2_FW_DIR "ath6k/AR6004/hw1.2"222#define AR6004_HW_1_2_FIRMWARE_FILE "fw.ram.bin"223#define AR6004_HW_1_2_BOARD_DATA_FILE AR6004_HW_1_2_FW_DIR "/bdata.bin"224#define AR6004_HW_1_2_DEFAULT_BOARD_DATA_FILE \225 AR6004_HW_1_2_FW_DIR "/bdata.bin"226 227/* AR6004 1.3 definitions */228#define AR6004_HW_1_3_VERSION 0x31c8088a229#define AR6004_HW_1_3_FW_DIR "ath6k/AR6004/hw1.3"230#define AR6004_HW_1_3_FIRMWARE_FILE "fw.ram.bin"231#define AR6004_HW_1_3_TCMD_FIRMWARE_FILE "utf.bin"232#define AR6004_HW_1_3_UTF_FIRMWARE_FILE "utf.bin"233#define AR6004_HW_1_3_TESTSCRIPT_FILE "nullTestFlow.bin"234#define AR6004_HW_1_3_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "/bdata.bin"235#define AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE AR6004_HW_1_3_FW_DIR "/bdata.bin"236 237/* AR6004 3.0 definitions */238#define AR6004_HW_3_0_VERSION 0x31C809F8239#define AR6004_HW_3_0_FW_DIR "ath6k/AR6004/hw3.0"240#define AR6004_HW_3_0_FIRMWARE_FILE "fw.ram.bin"241#define AR6004_HW_3_0_TCMD_FIRMWARE_FILE "utf.bin"242#define AR6004_HW_3_0_UTF_FIRMWARE_FILE "utf.bin"243#define AR6004_HW_3_0_TESTSCRIPT_FILE "nullTestFlow.bin"244#define AR6004_HW_3_0_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "/bdata.bin"245#define AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE AR6004_HW_3_0_FW_DIR "/bdata.bin"246 247/* Per STA data, used in AP mode */248#define STA_PS_AWAKE BIT(0)249#define STA_PS_SLEEP BIT(1)250#define STA_PS_POLLED BIT(2)251#define STA_PS_APSD_TRIGGER BIT(3)252#define STA_PS_APSD_EOSP BIT(4)253 254/* HTC TX packet tagging definitions */255#define ATH6KL_CONTROL_PKT_TAG HTC_TX_PACKET_TAG_USER_DEFINED256#define ATH6KL_DATA_PKT_TAG (ATH6KL_CONTROL_PKT_TAG + 1)257 258#define AR6003_CUST_DATA_SIZE 16259 260#define AGGR_WIN_IDX(x, y) ((x) % (y))261#define AGGR_INCR_IDX(x, y) AGGR_WIN_IDX(((x) + 1), (y))262#define AGGR_DCRM_IDX(x, y) AGGR_WIN_IDX(((x) - 1), (y))263#define ATH6KL_MAX_SEQ_NO 0xFFF264#define ATH6KL_NEXT_SEQ_NO(x) (((x) + 1) & ATH6KL_MAX_SEQ_NO)265 266#define NUM_OF_TIDS 8267#define AGGR_SZ_DEFAULT 8268 269#define AGGR_WIN_SZ_MIN 2270#define AGGR_WIN_SZ_MAX 8271 272#define TID_WINDOW_SZ(_x) ((_x) << 1)273 274#define AGGR_NUM_OF_FREE_NETBUFS 16275 276#define AGGR_RX_TIMEOUT 100 /* in ms */277 278#define WMI_TIMEOUT (2 * HZ)279 280#define MBOX_YIELD_LIMIT 99281 282#define ATH6KL_DEFAULT_LISTEN_INTVAL 100 /* in TUs */283#define ATH6KL_DEFAULT_BMISS_TIME 1500284#define ATH6KL_MAX_WOW_LISTEN_INTL 300 /* in TUs */285#define ATH6KL_MAX_BMISS_TIME 5000286 287/* configuration lags */288/*289 * ATH6KL_CONF_IGNORE_ERP_BARKER: Ignore the barker premable in290 * ERP IE of beacon to determine the short premable support when291 * sending (Re)Assoc req.292 * ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN: Don't send the power293 * module state transition failure events which happen during294 * scan, to the host.295 */296#define ATH6KL_CONF_IGNORE_ERP_BARKER BIT(0)297#define ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN BIT(1)298#define ATH6KL_CONF_ENABLE_11N BIT(2)299#define ATH6KL_CONF_ENABLE_TX_BURST BIT(3)300#define ATH6KL_CONF_UART_DEBUG BIT(4)301 302#define P2P_WILDCARD_SSID_LEN 7 /* DIRECT- */303 304enum wlan_low_pwr_state {305 WLAN_POWER_STATE_ON,306 WLAN_POWER_STATE_CUT_PWR,307 WLAN_POWER_STATE_DEEP_SLEEP,308 WLAN_POWER_STATE_WOW309};310 311enum sme_state {312 SME_DISCONNECTED,313 SME_CONNECTING,314 SME_CONNECTED315};316 317struct skb_hold_q {318 struct sk_buff *skb;319 bool is_amsdu;320 u16 seq_no;321};322 323struct rxtid {324 bool aggr;325 bool timer_mon;326 u16 win_sz;327 u16 seq_next;328 u32 hold_q_sz;329 struct skb_hold_q *hold_q;330 struct sk_buff_head q;331 332 /*333 * lock mainly protects seq_next and hold_q. Movement of seq_next334 * needs to be protected between aggr_timeout() and335 * aggr_process_recv_frm(). hold_q will be holding the pending336 * reorder frames and it's access should also be protected.337 * Some of the other fields like hold_q_sz, win_sz and aggr are338 * initialized/reset when receiving addba/delba req, also while339 * deleting aggr state all the pending buffers are flushed before340 * resetting these fields, so there should not be any race in accessing341 * these fields.342 */343 spinlock_t lock;344};345 346struct rxtid_stats {347 u32 num_into_aggr;348 u32 num_dups;349 u32 num_oow;350 u32 num_mpdu;351 u32 num_amsdu;352 u32 num_delivered;353 u32 num_timeouts;354 u32 num_hole;355 u32 num_bar;356};357 358struct aggr_info_conn {359 u8 aggr_sz;360 u8 timer_scheduled;361 struct timer_list timer;362 struct net_device *dev;363 struct rxtid rx_tid[NUM_OF_TIDS];364 struct rxtid_stats stat[NUM_OF_TIDS];365 struct aggr_info *aggr_info;366};367 368struct aggr_info {369 struct aggr_info_conn *aggr_conn;370 struct sk_buff_head rx_amsdu_freeq;371};372 373struct ath6kl_wep_key {374 u8 key_index;375 u8 key_len;376 u8 key[64];377};378 379#define ATH6KL_KEY_SEQ_LEN 8380 381struct ath6kl_key {382 u8 key[WLAN_MAX_KEY_LEN];383 u8 key_len;384 u8 seq[ATH6KL_KEY_SEQ_LEN];385 u8 seq_len;386 u32 cipher;387};388 389struct ath6kl_node_mapping {390 u8 mac_addr[ETH_ALEN];391 u8 ep_id;392 u8 tx_pend;393};394 395struct ath6kl_cookie {396 struct sk_buff *skb;397 u32 map_no;398 struct htc_packet htc_pkt;399 struct ath6kl_cookie *arc_list_next;400};401 402struct ath6kl_mgmt_buff {403 struct list_head list;404 u32 freq;405 u32 wait;406 u32 id;407 bool no_cck;408 size_t len;409 u8 buf[];410};411 412struct ath6kl_sta {413 u16 sta_flags;414 u8 mac[ETH_ALEN];415 u8 aid;416 u8 keymgmt;417 u8 ucipher;418 u8 auth;419 u8 wpa_ie[ATH6KL_MAX_IE];420 struct sk_buff_head psq;421 422 /* protects psq, mgmt_psq, apsdq, and mgmt_psq_len fields */423 spinlock_t psq_lock;424 425 struct list_head mgmt_psq;426 size_t mgmt_psq_len;427 u8 apsd_info;428 struct sk_buff_head apsdq;429 struct aggr_info_conn *aggr_conn;430};431 432struct ath6kl_version {433 u32 target_ver;434 u32 wlan_ver;435 u32 abi_ver;436};437 438struct ath6kl_bmi {439 u32 cmd_credits;440 bool done_sent;441 u8 *cmd_buf;442 u32 max_data_size;443 u32 max_cmd_size;444};445 446struct target_stats {447 u64 tx_pkt;448 u64 tx_byte;449 u64 tx_ucast_pkt;450 u64 tx_ucast_byte;451 u64 tx_mcast_pkt;452 u64 tx_mcast_byte;453 u64 tx_bcast_pkt;454 u64 tx_bcast_byte;455 u64 tx_rts_success_cnt;456 u64 tx_pkt_per_ac[4];457 458 u64 tx_err;459 u64 tx_fail_cnt;460 u64 tx_retry_cnt;461 u64 tx_mult_retry_cnt;462 u64 tx_rts_fail_cnt;463 464 u64 rx_pkt;465 u64 rx_byte;466 u64 rx_ucast_pkt;467 u64 rx_ucast_byte;468 u64 rx_mcast_pkt;469 u64 rx_mcast_byte;470 u64 rx_bcast_pkt;471 u64 rx_bcast_byte;472 u64 rx_frgment_pkt;473 474 u64 rx_err;475 u64 rx_crc_err;476 u64 rx_key_cache_miss;477 u64 rx_decrypt_err;478 u64 rx_dupl_frame;479 480 u64 tkip_local_mic_fail;481 u64 tkip_cnter_measures_invoked;482 u64 tkip_replays;483 u64 tkip_fmt_err;484 u64 ccmp_fmt_err;485 u64 ccmp_replays;486 487 u64 pwr_save_fail_cnt;488 489 u64 cs_bmiss_cnt;490 u64 cs_low_rssi_cnt;491 u64 cs_connect_cnt;492 u64 cs_discon_cnt;493 494 s32 tx_ucast_rate;495 s32 rx_ucast_rate;496 497 u32 lq_val;498 499 u32 wow_pkt_dropped;500 u16 wow_evt_discarded;501 502 s16 noise_floor_calib;503 s16 cs_rssi;504 s16 cs_ave_beacon_rssi;505 u8 cs_ave_beacon_snr;506 u8 cs_last_roam_msec;507 u8 cs_snr;508 509 u8 wow_host_pkt_wakeups;510 u8 wow_host_evt_wakeups;511 512 u32 arp_received;513 u32 arp_matched;514 u32 arp_replied;515};516 517struct ath6kl_mbox_info {518 u32 htc_addr;519 u32 htc_ext_addr;520 u32 htc_ext_sz;521 522 u32 block_size;523 524 u32 gmbox_addr;525 526 u32 gmbox_sz;527};528 529/*530 * 802.11i defines an extended IV for use with non-WEP ciphers.531 * When the EXTIV bit is set in the key id byte an additional532 * 4 bytes immediately follow the IV for TKIP. For CCMP the533 * EXTIV bit is likewise set but the 8 bytes represent the534 * CCMP header rather than IV+extended-IV.535 */536 537#define ATH6KL_KEYBUF_SIZE 16538#define ATH6KL_MICBUF_SIZE (8+8) /* space for both tx and rx */539 540#define ATH6KL_KEY_XMIT 0x01541#define ATH6KL_KEY_RECV 0x02542#define ATH6KL_KEY_DEFAULT 0x80 /* default xmit key */543 544/* Initial group key for AP mode */545struct ath6kl_req_key {546 bool valid;547 u8 key_index;548 int key_type;549 u8 key[WLAN_MAX_KEY_LEN];550 u8 key_len;551};552 553enum ath6kl_hif_type {554 ATH6KL_HIF_TYPE_SDIO,555 ATH6KL_HIF_TYPE_USB,556};557 558enum ath6kl_htc_type {559 ATH6KL_HTC_TYPE_MBOX,560 ATH6KL_HTC_TYPE_PIPE,561};562 563/* Max number of filters that hw supports */564#define ATH6K_MAX_MC_FILTERS_PER_LIST 7565struct ath6kl_mc_filter {566 struct list_head list;567 char hw_addr[ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE];568};569 570struct ath6kl_htcap {571 bool ht_enable;572 u8 ampdu_factor;573 unsigned short cap_info;574};575 576/*577 * Driver's maximum limit, note that some firmwares support only one vif578 * and the runtime (current) limit must be checked from ar->vif_max.579 */580#define ATH6KL_VIF_MAX 3581 582/* vif flags info */583enum ath6kl_vif_state {584 CONNECTED,585 CONNECT_PEND,586 WMM_ENABLED,587 NETQ_STOPPED,588 DTIM_EXPIRED,589 CLEAR_BSSFILTER_ON_BEACON,590 DTIM_PERIOD_AVAIL,591 WLAN_ENABLED,592 STATS_UPDATE_PEND,593 HOST_SLEEP_MODE_CMD_PROCESSED,594 NETDEV_MCAST_ALL_ON,595 NETDEV_MCAST_ALL_OFF,596 SCHED_SCANNING,597};598 599struct ath6kl_vif {600 struct list_head list;601 struct wireless_dev wdev;602 struct net_device *ndev;603 struct ath6kl *ar;604 /* Lock to protect vif specific net_stats and flags */605 spinlock_t if_lock;606 u8 fw_vif_idx;607 unsigned long flags;608 int ssid_len;609 u8 ssid[IEEE80211_MAX_SSID_LEN];610 u8 dot11_auth_mode;611 u8 auth_mode;612 u8 prwise_crypto;613 u8 prwise_crypto_len;614 u8 grp_crypto;615 u8 grp_crypto_len;616 u8 def_txkey_index;617 u8 next_mode;618 u8 nw_type;619 u8 bssid[ETH_ALEN];620 u8 req_bssid[ETH_ALEN];621 u16 ch_hint;622 u16 bss_ch;623 struct ath6kl_wep_key wep_key_list[WMI_MAX_KEY_INDEX + 1];624 struct ath6kl_key keys[WMI_MAX_KEY_INDEX + 1];625 struct aggr_info *aggr_cntxt;626 struct ath6kl_htcap htcap[NUM_NL80211_BANDS];627 628 struct timer_list disconnect_timer;629 struct timer_list sched_scan_timer;630 631 struct cfg80211_scan_request *scan_req;632 enum sme_state sme_state;633 int reconnect_flag;634 u32 last_roc_id;635 u32 last_cancel_roc_id;636 u32 send_action_id;637 bool probe_req_report;638 u16 assoc_bss_beacon_int;639 u16 listen_intvl_t;640 u16 bmiss_time_t;641 u32 txe_intvl;642 u16 bg_scan_period;643 u8 assoc_bss_dtim_period;644 struct target_stats target_stats;645 struct wmi_connect_cmd profile;646 u16 rsn_capab;647 648 struct list_head mc_filter;649};650 651static inline struct ath6kl_vif *ath6kl_vif_from_wdev(struct wireless_dev *wdev)652{653 return container_of(wdev, struct ath6kl_vif, wdev);654}655 656#define WOW_LIST_ID 0657#define WOW_HOST_REQ_DELAY 500 /* ms */658 659#define ATH6KL_SCHED_SCAN_RESULT_DELAY 5000 /* ms */660 661/* Flag info */662enum ath6kl_dev_state {663 WMI_ENABLED,664 WMI_READY,665 WMI_CTRL_EP_FULL,666 TESTMODE,667 DESTROY_IN_PROGRESS,668 SKIP_SCAN,669 ROAM_TBL_PEND,670 FIRST_BOOT,671 RECOVERY_CLEANUP,672};673 674enum ath6kl_state {675 ATH6KL_STATE_OFF,676 ATH6KL_STATE_ON,677 ATH6KL_STATE_SUSPENDING,678 ATH6KL_STATE_RESUMING,679 ATH6KL_STATE_DEEPSLEEP,680 ATH6KL_STATE_CUTPOWER,681 ATH6KL_STATE_WOW,682 ATH6KL_STATE_RECOVERY,683};684 685/* Fw error recovery */686#define ATH6KL_HB_RESP_MISS_THRES 5687 688enum ath6kl_fw_err {689 ATH6KL_FW_ASSERT,690 ATH6KL_FW_HB_RESP_FAILURE,691 ATH6KL_FW_EP_FULL,692};693 694struct ath6kl {695 struct device *dev;696 struct wiphy *wiphy;697 698 enum ath6kl_state state;699 unsigned int testmode;700 701 struct ath6kl_bmi bmi;702 const struct ath6kl_hif_ops *hif_ops;703 const struct ath6kl_htc_ops *htc_ops;704 struct wmi *wmi;705 int tx_pending[ENDPOINT_MAX];706 int total_tx_data_pend;707 struct htc_target *htc_target;708 enum ath6kl_hif_type hif_type;709 void *hif_priv;710 struct list_head vif_list;711 /* Lock to avoid race in vif_list entries among add/del/traverse */712 spinlock_t list_lock;713 u8 num_vif;714 unsigned int vif_max;715 u8 max_norm_iface;716 u8 avail_idx_map;717 718 /*719 * Protects at least amsdu_rx_buffer_queue, ath6kl_alloc_cookie()720 * calls, tx_pending and total_tx_data_pend.721 */722 spinlock_t lock;723 724 struct semaphore sem;725 u8 lrssi_roam_threshold;726 struct ath6kl_version version;727 u32 target_type;728 u8 tx_pwr;729 struct ath6kl_node_mapping node_map[MAX_NODE_NUM];730 u8 ibss_ps_enable;731 bool ibss_if_active;732 u8 node_num;733 u8 next_ep_id;734 struct ath6kl_cookie *cookie_list;735 u32 cookie_count;736 enum htc_endpoint_id ac2ep_map[WMM_NUM_AC];737 bool ac_stream_active[WMM_NUM_AC];738 u8 ac_stream_pri_map[WMM_NUM_AC];739 u8 hiac_stream_active_pri;740 u8 ep2ac_map[ENDPOINT_MAX];741 enum htc_endpoint_id ctrl_ep;742 struct ath6kl_htc_credit_info credit_state_info;743 u32 connect_ctrl_flags;744 u32 user_key_ctrl;745 u8 usr_bss_filter;746 struct ath6kl_sta sta_list[AP_MAX_NUM_STA];747 u8 sta_list_index;748 struct ath6kl_req_key ap_mode_bkey;749 struct sk_buff_head mcastpsq;750 u32 want_ch_switch;751 u16 last_ch;752 753 /*754 * FIXME: protects access to mcastpsq but is actually useless as755 * all skbe_queue_*() functions provide serialisation themselves756 */757 spinlock_t mcastpsq_lock;758 759 u8 intra_bss;760 struct wmi_ap_mode_stat ap_stats;761 u8 ap_country_code[3];762 struct list_head amsdu_rx_buffer_queue;763 u8 rx_meta_ver;764 enum wlan_low_pwr_state wlan_pwr_state;765 u8 mac_addr[ETH_ALEN];766#define AR_MCAST_FILTER_MAC_ADDR_SIZE 4767 struct {768 void *rx_report;769 size_t rx_report_len;770 } tm;771 772 struct ath6kl_hw {773 u32 id;774 const char *name;775 u32 dataset_patch_addr;776 u32 app_load_addr;777 u32 app_start_override_addr;778 u32 board_ext_data_addr;779 u32 reserved_ram_size;780 u32 board_addr;781 u32 refclk_hz;782 u32 uarttx_pin;783 u32 uarttx_rate;784 u32 testscript_addr;785 u8 tx_ant;786 u8 rx_ant;787 enum wmi_phy_cap cap;788 789 u32 flags;790 791 struct ath6kl_hw_fw {792 const char *dir;793 const char *otp;794 const char *fw;795 const char *tcmd;796 const char *patch;797 const char *utf;798 const char *testscript;799 } fw;800 801 const char *fw_board;802 const char *fw_default_board;803 } hw;804 805 u16 conf_flags;806 u16 suspend_mode;807 u16 wow_suspend_mode;808 wait_queue_head_t event_wq;809 struct ath6kl_mbox_info mbox_info;810 811 struct ath6kl_cookie cookie_mem[MAX_COOKIE_NUM];812 unsigned long flag;813 814 u8 *fw_board;815 size_t fw_board_len;816 817 u8 *fw_otp;818 size_t fw_otp_len;819 820 u8 *fw;821 size_t fw_len;822 823 u8 *fw_patch;824 size_t fw_patch_len;825 826 u8 *fw_testscript;827 size_t fw_testscript_len;828 829 unsigned int fw_api;830 unsigned long fw_capabilities[ATH6KL_CAPABILITY_LEN];831 832 struct workqueue_struct *ath6kl_wq;833 834 struct dentry *debugfs_phy;835 836 bool p2p;837 838 bool wiphy_registered;839 840 struct ath6kl_fw_recovery {841 struct work_struct recovery_work;842 unsigned long err_reason;843 unsigned long hb_poll;844 struct timer_list hb_timer;845 u32 seq_num;846 bool hb_pending;847 u8 hb_misscnt;848 bool enable;849 } fw_recovery;850 851#ifdef CONFIG_ATH6KL_DEBUG852 struct {853 struct sk_buff_head fwlog_queue;854 struct completion fwlog_completion;855 bool fwlog_open;856 857 u32 fwlog_mask;858 859 unsigned int dbgfs_diag_reg;860 u32 diag_reg_addr_wr;861 u32 diag_reg_val_wr;862 863 struct {864 unsigned int invalid_rate;865 } war_stats;866 867 u8 *roam_tbl;868 unsigned int roam_tbl_len;869 870 u8 keepalive;871 u8 disc_timeout;872 } debug;873#endif /* CONFIG_ATH6KL_DEBUG */874};875 876static inline struct ath6kl *ath6kl_priv(struct net_device *dev)877{878 return ((struct ath6kl_vif *) netdev_priv(dev))->ar;879}880 881static inline u32 ath6kl_get_hi_item_addr(struct ath6kl *ar,882 u32 item_offset)883{884 u32 addr = 0;885 886 if (ar->target_type == TARGET_TYPE_AR6003)887 addr = ATH6KL_AR6003_HI_START_ADDR + item_offset;888 else if (ar->target_type == TARGET_TYPE_AR6004)889 addr = ATH6KL_AR6004_HI_START_ADDR + item_offset;890 891 return addr;892}893 894int ath6kl_configure_target(struct ath6kl *ar);895void ath6kl_detect_error(unsigned long ptr);896void disconnect_timer_handler(struct timer_list *t);897void init_netdev(struct net_device *dev);898void ath6kl_cookie_init(struct ath6kl *ar);899void ath6kl_cookie_cleanup(struct ath6kl *ar);900void ath6kl_rx(struct htc_target *target, struct htc_packet *packet);901void ath6kl_tx_complete(struct htc_target *context,902 struct list_head *packet_queue);903enum htc_send_full_action ath6kl_tx_queue_full(struct htc_target *target,904 struct htc_packet *packet);905void ath6kl_stop_txrx(struct ath6kl *ar);906void ath6kl_cleanup_amsdu_rxbufs(struct ath6kl *ar);907int ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value);908int ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length);909int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value);910int ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length);911int ath6kl_read_fwlogs(struct ath6kl *ar);912void ath6kl_init_profile_info(struct ath6kl_vif *vif);913void ath6kl_tx_data_cleanup(struct ath6kl *ar);914 915struct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar);916void ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie);917netdev_tx_t ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev);918 919struct aggr_info *aggr_init(struct ath6kl_vif *vif);920void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info,921 struct aggr_info_conn *aggr_conn);922void ath6kl_rx_refill(struct htc_target *target,923 enum htc_endpoint_id endpoint);924void ath6kl_refill_amsdu_rxbufs(struct ath6kl *ar, int count);925struct htc_packet *ath6kl_alloc_amsdu_rxbuf(struct htc_target *target,926 enum htc_endpoint_id endpoint,927 int len);928void aggr_module_destroy(struct aggr_info *aggr_info);929void aggr_reset_state(struct aggr_info_conn *aggr_conn);930 931struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr);932struct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid);933 934void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver,935 enum wmi_phy_cap cap);936int ath6kl_control_tx(void *devt, struct sk_buff *skb,937 enum htc_endpoint_id eid);938void ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel,939 u8 *bssid, u16 listen_int,940 u16 beacon_int, enum network_type net_type,941 u8 beacon_ie_len, u8 assoc_req_len,942 u8 assoc_resp_len, u8 *assoc_info);943void ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel);944void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr,945 u8 keymgmt, u8 ucipher, u8 auth,946 u8 assoc_req_len, u8 *assoc_info, u8 apsd_info);947void ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason,948 u8 *bssid, u8 assoc_resp_len,949 u8 *assoc_info, u16 prot_reason_status);950void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast);951void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr);952void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status);953void ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len);954void ath6kl_indicate_tx_activity(void *devt, u8 traffic_class, bool active);955enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac);956 957void ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid);958 959void ath6kl_dtimexpiry_event(struct ath6kl_vif *vif);960void ath6kl_disconnect(struct ath6kl_vif *vif);961void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid);962void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no,963 u8 win_sz);964void ath6kl_wakeup_event(void *dev);965 966void ath6kl_init_control_info(struct ath6kl_vif *vif);967struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar);968void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready);969int ath6kl_init_hw_start(struct ath6kl *ar);970int ath6kl_init_hw_stop(struct ath6kl *ar);971int ath6kl_init_fetch_firmwares(struct ath6kl *ar);972int ath6kl_init_hw_params(struct ath6kl *ar);973 974void ath6kl_check_wow_status(struct ath6kl *ar);975 976void ath6kl_core_tx_complete(struct ath6kl *ar, struct sk_buff *skb);977void ath6kl_core_rx_complete(struct ath6kl *ar, struct sk_buff *skb, u8 pipe);978 979struct ath6kl *ath6kl_core_create(struct device *dev);980int ath6kl_core_init(struct ath6kl *ar, enum ath6kl_htc_type htc_type);981void ath6kl_core_cleanup(struct ath6kl *ar);982void ath6kl_core_destroy(struct ath6kl *ar);983 984/* Fw error recovery */985void ath6kl_init_hw_restart(struct ath6kl *ar);986void ath6kl_recovery_err_notify(struct ath6kl *ar, enum ath6kl_fw_err reason);987void ath6kl_recovery_hb_event(struct ath6kl *ar, u32 cookie);988void ath6kl_recovery_init(struct ath6kl *ar);989void ath6kl_recovery_cleanup(struct ath6kl *ar);990void ath6kl_recovery_suspend(struct ath6kl *ar);991void ath6kl_recovery_resume(struct ath6kl *ar);992#endif /* CORE_H */993