drivers/net/wireless/ath/ath9k/htc.h

   1 /*
   2  * Copyright (c) 2010-2011 Atheros Communications Inc.
   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
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef HTC_H
  18 #define HTC_H
  19
  20 #include <linux/module.h>
  21 #include <linux/usb.h>
  22 #include <linux/firmware.h>
  23 #include <linux/skbuff.h>
  24 #include <linux/netdevice.h>
  25 #include <linux/etherdevice.h>
  26 #include <linux/leds.h>
  27 #include <linux/slab.h>
  28 #include <net/mac80211.h>
  29
  30 #include "common.h"
  31 #include "htc_hst.h"
  32 #include "hif_usb.h"
  33 #include "wmi.h"
  34
  35 #define ATH_STA_SHORT_CALINTERVAL 1000    /* 1 second */
  36 #define ATH_AP_SHORT_CALINTERVAL  100     /* 100 ms */
  37 #define ATH_ANI_POLLINTERVAL      100     /* 100 ms */
  38 #define ATH_LONG_CALINTERVAL      30000   /* 30 seconds */
  39 #define ATH_RESTART_CALINTERVAL   1200000 /* 20 minutes */
  40
  41 #define ATH_DEFAULT_BMISS_LIMIT 10
  42 #define IEEE80211_MS_TO_TU(x)   (((x) * 1000) / 1024)
  43 #define TSF_TO_TU(_h, _l) \
  44         ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10))
  45
  46 extern struct ieee80211_ops ath9k_htc_ops;
  47 extern int htc_modparam_nohwcrypt;
  48
  49 enum htc_phymode {
  50         HTC_MODE_11NA           = 0,
  51         HTC_MODE_11NG           = 1
  52 };
  53
  54 enum htc_opmode {
  55         HTC_M_STA       = 1,
  56         HTC_M_IBSS      = 0,
  57         HTC_M_AHDEMO    = 3,
  58         HTC_M_HOSTAP    = 6,
  59         HTC_M_MONITOR   = 8,
  60         HTC_M_WDS       = 2
  61 };
  62
  63 #define ATH9K_HTC_AMPDU  1
  64 #define ATH9K_HTC_NORMAL 2
  65 #define ATH9K_HTC_BEACON 3
  66 #define ATH9K_HTC_MGMT   4
  67
  68 #define ATH9K_HTC_TX_CTSONLY      0x1
  69 #define ATH9K_HTC_TX_RTSCTS       0x2
  70
  71 struct tx_frame_hdr {
  72         u8 data_type;
  73         u8 node_idx;
  74         u8 vif_idx;
  75         u8 tidno;
  76         __be32 flags; /* ATH9K_HTC_TX_* */
  77         u8 key_type;
  78         u8 keyix;
  79         u8 cookie;
  80         u8 pad;
  81 } __packed;
  82
  83 struct tx_mgmt_hdr {
  84         u8 node_idx;
  85         u8 vif_idx;
  86         u8 tidno;
  87         u8 flags;
  88         u8 key_type;
  89         u8 keyix;
  90         u8 cookie;
  91         u8 pad;
  92 } __packed;
  93
  94 struct tx_beacon_header {
  95         u8 vif_index;
  96         u8 len_changed;
  97         u16 rev;
  98 } __packed;
  99
 100 #define MAX_TX_AMPDU_SUBFRAMES_9271 17
 101 #define MAX_TX_AMPDU_SUBFRAMES_7010 22
 102
 103 struct ath9k_htc_cap_target {
 104         __be32 ampdu_limit;
 105         u8 ampdu_subframes;
 106         u8 enable_coex;
 107         u8 tx_chainmask;
 108         u8 pad;
 109 } __packed;
 110
 111 struct ath9k_htc_target_vif {
 112         u8 index;
 113         u8 opmode;
 114         u8 myaddr[ETH_ALEN];
 115         u8 ath_cap;
 116         __be16 rtsthreshold;
 117         u8 pad;
 118 } __packed;
 119
 120 struct ath9k_htc_target_sta {
 121         u8 macaddr[ETH_ALEN];
 122         u8 bssid[ETH_ALEN];
 123         u8 sta_index;
 124         u8 vif_index;
 125         u8 is_vif_sta;
 126         __be16 flags;
 127         __be16 htcap;
 128         __be16 maxampdu;
 129         u8 pad;
 130 } __packed;
 131
 132 struct ath9k_htc_target_aggr {
 133         u8 sta_index;
 134         u8 tidno;
 135         u8 aggr_enable;
 136         u8 padding;
 137 } __packed;
 138
 139 #define ATH_HTC_RATE_MAX 30
 140
 141 #define WLAN_RC_DS_FLAG  0x01
 142 #define WLAN_RC_40_FLAG  0x02
 143 #define WLAN_RC_SGI_FLAG 0x04
 144 #define WLAN_RC_HT_FLAG  0x08
 145 #define ATH_RC_TX_STBC_FLAG 0x20
 146
 147 struct ath9k_htc_rateset {
 148         u8 rs_nrates;
 149         u8 rs_rates[ATH_HTC_RATE_MAX];
 150 };
 151
 152 struct ath9k_htc_rate {
 153         struct ath9k_htc_rateset legacy_rates;
 154         struct ath9k_htc_rateset ht_rates;
 155 } __packed;
 156
 157 struct ath9k_htc_target_rate {
 158         u8 sta_index;
 159         u8 isnew;
 160         __be32 capflags;
 161         struct ath9k_htc_rate rates;
 162 };
 163
 164 struct ath9k_htc_target_rate_mask {
 165         u8 vif_index;
 166         u8 band;
 167         __be32 mask;
 168         u16 pad;
 169 } __packed;
 170
 171 struct ath9k_htc_target_int_stats {
 172         __be32 rx;
 173         __be32 rxorn;
 174         __be32 rxeol;
 175         __be32 txurn;
 176         __be32 txto;
 177         __be32 cst;
 178 } __packed;
 179
 180 struct ath9k_htc_target_tx_stats {
 181         __be32 xretries;
 182         __be32 fifoerr;
 183         __be32 filtered;
 184         __be32 timer_exp;
 185         __be32 shortretries;
 186         __be32 longretries;
 187         __be32 qnull;
 188         __be32 encap_fail;
 189         __be32 nobuf;
 190 } __packed;
 191
 192 struct ath9k_htc_target_rx_stats {
 193         __be32 nobuf;
 194         __be32 host_send;
 195         __be32 host_done;
 196 } __packed;
 197
 198 #define ATH9K_HTC_MAX_VIF 2
 199 #define ATH9K_HTC_MAX_BCN_VIF 2
 200
 201 #define INC_VIF(_priv, _type) do {              \
 202                 switch (_type) {                \
 203                 case NL80211_IFTYPE_STATION:    \
 204                         _priv->num_sta_vif++;   \
 205                         break;                  \
 206                 case NL80211_IFTYPE_ADHOC:      \
 207                         _priv->num_ibss_vif++;  \
 208                         break;                  \
 209                 case NL80211_IFTYPE_AP:         \
 210                         _priv->num_ap_vif++;    \
 211                         break;                  \
 212                 case NL80211_IFTYPE_MESH_POINT: \
 213                         _priv->num_mbss_vif++;  \
 214                         break;                  \
 215                 default:                        \
 216                         break;                  \
 217                 }                               \
 218         } while (0)
 219
 220 #define DEC_VIF(_priv, _type) do {              \
 221                 switch (_type) {                \
 222                 case NL80211_IFTYPE_STATION:    \
 223                         _priv->num_sta_vif--;   \
 224                         break;                  \
 225                 case NL80211_IFTYPE_ADHOC:      \
 226                         _priv->num_ibss_vif--;  \
 227                         break;                  \
 228                 case NL80211_IFTYPE_AP:         \
 229                         _priv->num_ap_vif--;    \
 230                         break;                  \
 231                 case NL80211_IFTYPE_MESH_POINT: \
 232                         _priv->num_mbss_vif--;  \
 233                         break;                  \
 234                 default:                        \
 235                         break;                  \
 236                 }                               \
 237         } while (0)
 238
 239 struct ath9k_htc_vif {
 240         u8 index;
 241         u16 seq_no;
 242         bool beacon_configured;
 243         int bslot;
 244         __le64 tsfadjust;
 245 };
 246
 247 struct ath9k_vif_iter_data {
 248         const u8 *hw_macaddr;
 249         u8 mask[ETH_ALEN];
 250 };
 251
 252 #define ATH9K_HTC_MAX_STA 8
 253 #define ATH9K_HTC_MAX_TID 8
 254
 255 enum tid_aggr_state {
 256         AGGR_STOP = 0,
 257         AGGR_PROGRESS,
 258         AGGR_START,
 259         AGGR_OPERATIONAL
 260 };
 261
 262 struct ath9k_htc_sta {
 263         u8 index;
 264         enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID];
 265         struct work_struct rc_update_work;
 266         struct ath9k_htc_priv *htc_priv;
 267 };
 268
 269 #define ATH9K_HTC_RXBUF 256
 270 #define HTC_RX_FRAME_HEADER_SIZE 40
 271
 272 struct ath9k_htc_rxbuf {
 273         bool in_process;
 274         struct sk_buff *skb;
 275         struct ath_htc_rx_status rxstatus;
 276         struct list_head list;
 277 };
 278
 279 struct ath9k_htc_rx {
 280         struct list_head rxbuf;
 281         spinlock_t rxbuflock;
 282 };
 283
 284 #define ATH9K_HTC_TX_CLEANUP_INTERVAL 50 /* ms */
 285 #define ATH9K_HTC_TX_TIMEOUT_INTERVAL 3000 /* ms */
 286 #define ATH9K_HTC_TX_RESERVE 10
 287 #define ATH9K_HTC_TX_TIMEOUT_COUNT 40
 288 #define ATH9K_HTC_TX_THRESHOLD (MAX_TX_BUF_NUM - ATH9K_HTC_TX_RESERVE)
 289
 290 #define ATH9K_HTC_OP_TX_QUEUES_STOP BIT(0)
 291 #define ATH9K_HTC_OP_TX_DRAIN       BIT(1)
 292
 293 struct ath9k_htc_tx {
 294         u8 flags;
 295         int queued_cnt;
 296         struct sk_buff_head mgmt_ep_queue;
 297         struct sk_buff_head cab_ep_queue;
 298         struct sk_buff_head data_be_queue;
 299         struct sk_buff_head data_bk_queue;
 300         struct sk_buff_head data_vi_queue;
 301         struct sk_buff_head data_vo_queue;
 302         struct sk_buff_head tx_failed;
 303         DECLARE_BITMAP(tx_slot, MAX_TX_BUF_NUM);
 304         struct timer_list cleanup_timer;
 305         spinlock_t tx_lock;
 306 };
 307
 308 struct ath9k_htc_tx_ctl {
 309         u8 type; /* ATH9K_HTC_* */
 310         u8 epid;
 311         u8 txok;
 312         u8 sta_idx;
 313         unsigned long timestamp;
 314 };
 315
 316 static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb)
 317 {
 318         struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
 319
 320         BUILD_BUG_ON(sizeof(struct ath9k_htc_tx_ctl) >
 321                      IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
 322         return (struct ath9k_htc_tx_ctl *) &tx_info->driver_data;
 323 }
 324
 325 #ifdef CONFIG_ATH9K_HTC_DEBUGFS
 326
 327 #define TX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c++)
 328 #define TX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a)
 329 #define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.rx_stats.c++)
 330 #define RX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.rx_stats.c += a)
 331 #define CAB_STAT_INC   priv->debug.tx_stats.cab_queued++
 332
 333 #define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++)
 334
 335 void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
 336                            struct ath_htc_rx_status *rxs);
 337
 338 struct ath_tx_stats {
 339         u32 buf_queued;
 340         u32 buf_completed;
 341         u32 skb_queued;
 342         u32 skb_success;
 343         u32 skb_success_bytes;
 344         u32 skb_failed;
 345         u32 cab_queued;
 346         u32 queue_stats[IEEE80211_NUM_ACS];
 347 };
 348
 349 struct ath_rx_stats {
 350         u32 skb_allocated;
 351         u32 skb_completed;
 352         u32 skb_completed_bytes;
 353         u32 skb_dropped;
 354         u32 err_crc;
 355         u32 err_decrypt_crc;
 356         u32 err_mic;
 357         u32 err_pre_delim;
 358         u32 err_post_delim;
 359         u32 err_decrypt_busy;
 360         u32 err_phy;
 361         u32 err_phy_stats[ATH9K_PHYERR_MAX];
 362 };
 363
 364 struct ath9k_debug {
 365         struct dentry *debugfs_phy;
 366         struct ath_tx_stats tx_stats;
 367         struct ath_rx_stats rx_stats;
 368 };
 369
 370 void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
 371                               struct ieee80211_vif *vif,
 372                               u32 sset, u8 *data);
 373 int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw,
 374                                 struct ieee80211_vif *vif, int sset);
 375 void ath9k_htc_get_et_stats(struct ieee80211_hw *hw,
 376                             struct ieee80211_vif *vif,
 377                             struct ethtool_stats *stats, u64 *data);
 378 #else
 379
 380 #define TX_STAT_INC(c) do { } while (0)
 381 #define TX_STAT_ADD(c, a) do { } while (0)
 382 #define RX_STAT_INC(c) do { } while (0)
 383 #define RX_STAT_ADD(c, a) do { } while (0)
 384 #define CAB_STAT_INC   do { } while (0)
 385
 386 #define TX_QSTAT_INC(c) do { } while (0)
 387
 388 static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv,
 389                                          struct ath_htc_rx_status *rxs)
 390 {
 391 }
 392
 393 #endif /* CONFIG_ATH9K_HTC_DEBUGFS */
 394
 395 #define ATH_LED_PIN_DEF             1
 396 #define ATH_LED_PIN_9287            10
 397 #define ATH_LED_PIN_9271            15
 398 #define ATH_LED_PIN_7010            12
 399
 400 #define BSTUCK_THRESHOLD 10
 401
 402 /*
 403  * Adjust these when the max. no of beaconing interfaces is
 404  * increased.
 405  */
 406 #define DEFAULT_SWBA_RESPONSE 40 /* in TUs */
 407 #define MIN_SWBA_RESPONSE     10 /* in TUs */
 408
 409 struct htc_beacon_config {
 410         struct ieee80211_vif *bslot[ATH9K_HTC_MAX_BCN_VIF];
 411         u16 beacon_interval;
 412         u16 dtim_period;
 413         u16 bmiss_timeout;
 414         u32 bmiss_cnt;
 415 };
 416
 417 struct ath_btcoex {
 418         u32 bt_priority_cnt;
 419         unsigned long bt_priority_time;
 420         int bt_stomp_type; /* Types of BT stomping */
 421         u32 btcoex_no_stomp;
 422         u32 btcoex_period;
 423         u32 btscan_no_stomp;
 424 };
 425
 426 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
 427 void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product);
 428 void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv);
 429 void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv);
 430 #else
 431 static inline void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product)
 432 {
 433 }
 434 static inline void ath9k_htc_start_btcoex(struct ath9k_htc_priv *priv)
 435 {
 436 }
 437 static inline void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv)
 438 {
 439 }
 440 #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */
 441
 442 #define OP_INVALID                 BIT(0)
 443 #define OP_SCANNING                BIT(1)
 444 #define OP_ENABLE_BEACON           BIT(2)
 445 #define OP_BT_PRIORITY_DETECTED    BIT(3)
 446 #define OP_BT_SCAN                 BIT(4)
 447 #define OP_ANI_RUNNING             BIT(5)
 448 #define OP_TSF_RESET               BIT(6)
 449
 450 struct ath9k_htc_priv {
 451         struct device *dev;
 452         struct ieee80211_hw *hw;
 453         struct ath_hw *ah;
 454         struct htc_target *htc;
 455         struct wmi *wmi;
 456
 457         u16 fw_version_major;
 458         u16 fw_version_minor;
 459
 460         enum htc_endpoint_id wmi_cmd_ep;
 461         enum htc_endpoint_id beacon_ep;
 462         enum htc_endpoint_id cab_ep;
 463         enum htc_endpoint_id uapsd_ep;
 464         enum htc_endpoint_id mgmt_ep;
 465         enum htc_endpoint_id data_be_ep;
 466         enum htc_endpoint_id data_bk_ep;
 467         enum htc_endpoint_id data_vi_ep;
 468         enum htc_endpoint_id data_vo_ep;
 469
 470         u8 vif_slot;
 471         u8 mon_vif_idx;
 472         u8 sta_slot;
 473         u8 vif_sta_pos[ATH9K_HTC_MAX_VIF];
 474         u8 num_ibss_vif;
 475         u8 num_mbss_vif;
 476         u8 num_sta_vif;
 477         u8 num_sta_assoc_vif;
 478         u8 num_ap_vif;
 479
 480         u16 curtxpow;
 481         u16 txpowlimit;
 482         u16 nvifs;
 483         u16 nstations;
 484         bool rearm_ani;
 485         bool reconfig_beacon;
 486         unsigned int rxfilter;
 487         unsigned long op_flags;
 488
 489         struct ath9k_hw_cal_data caldata;
 490         struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
 491
 492         spinlock_t beacon_lock;
 493         struct htc_beacon_config cur_beacon_conf;
 494
 495         struct ath9k_htc_rx rx;
 496         struct ath9k_htc_tx tx;
 497
 498         struct tasklet_struct swba_tasklet;
 499         struct tasklet_struct rx_tasklet;
 500         struct delayed_work ani_work;
 501         struct tasklet_struct tx_failed_tasklet;
 502         struct work_struct ps_work;
 503         struct work_struct fatal_work;
 504
 505         struct mutex htc_pm_lock;
 506         unsigned long ps_usecount;
 507         bool ps_enabled;
 508         bool ps_idle;
 509
 510 #ifdef CONFIG_MAC80211_LEDS
 511         enum led_brightness brightness;
 512         bool led_registered;
 513         char led_name[32];
 514         struct led_classdev led_cdev;
 515         struct work_struct led_work;
 516 #endif
 517
 518         int beaconq;
 519         int cabq;
 520         int hwq_map[IEEE80211_NUM_ACS];
 521
 522 #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
 523         struct ath_btcoex btcoex;
 524 #endif
 525
 526         struct delayed_work coex_period_work;
 527         struct delayed_work duty_cycle_work;
 528 #ifdef CONFIG_ATH9K_HTC_DEBUGFS
 529         struct ath9k_debug debug;
 530 #endif
 531         struct mutex mutex;
 532 };
 533
 534 static inline void ath_read_cachesize(struct ath_common *common, int *csz)
 535 {
 536         common->bus_ops->read_cachesize(common, csz);
 537 }
 538
 539 void ath9k_htc_reset(struct ath9k_htc_priv *priv);
 540
 541 void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv,
 542                             struct ieee80211_vif *vif);
 543 void ath9k_htc_remove_bslot(struct ath9k_htc_priv *priv,
 544                             struct ieee80211_vif *vif);
 545 void ath9k_htc_set_tsfadjust(struct ath9k_htc_priv *priv,
 546                              struct ieee80211_vif *vif);
 547 void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv);
 548 void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv,
 549                              struct ieee80211_vif *vif);
 550 void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv);
 551 void ath9k_htc_swba(struct ath9k_htc_priv *priv,
 552                     struct wmi_event_swba *swba);
 553
 554 void ath9k_htc_rxep(void *priv, struct sk_buff *skb,
 555                     enum htc_endpoint_id ep_id);
 556 void ath9k_htc_txep(void *priv, struct sk_buff *skb, enum htc_endpoint_id ep_id,
 557                     bool txok);
 558 void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb,
 559                         enum htc_endpoint_id ep_id, bool txok);
 560
 561 int ath9k_htc_update_cap_target(struct ath9k_htc_priv *priv,
 562                                 u8 enable_coex);
 563 void ath9k_htc_ani_work(struct work_struct *work);
 564 void ath9k_htc_start_ani(struct ath9k_htc_priv *priv);
 565 void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv);
 566
 567 int ath9k_tx_init(struct ath9k_htc_priv *priv);
 568 int ath9k_htc_tx_start(struct ath9k_htc_priv *priv,
 569                        struct ieee80211_sta *sta,
 570                        struct sk_buff *skb, u8 slot, bool is_cab);
 571 void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
 572 bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype);
 573 int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
 574 int get_hw_qnum(u16 queue, int *hwq_map);
 575 int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,
 576                        struct ath9k_tx_queue_info *qinfo);
 577 void ath9k_htc_check_stop_queues(struct ath9k_htc_priv *priv);
 578 void ath9k_htc_check_wake_queues(struct ath9k_htc_priv *priv);
 579 int ath9k_htc_tx_get_slot(struct ath9k_htc_priv *priv);
 580 void ath9k_htc_tx_clear_slot(struct ath9k_htc_priv *priv, int slot);
 581 void ath9k_htc_tx_drain(struct ath9k_htc_priv *priv);
 582 void ath9k_htc_txstatus(struct ath9k_htc_priv *priv, void *wmi_event);
 583 void ath9k_tx_failed_tasklet(unsigned long data);
 584 void ath9k_htc_tx_cleanup_timer(unsigned long data);
 585
 586 int ath9k_rx_init(struct ath9k_htc_priv *priv);
 587 void ath9k_rx_cleanup(struct ath9k_htc_priv *priv);
 588 void ath9k_host_rx_init(struct ath9k_htc_priv *priv);
 589 void ath9k_rx_tasklet(unsigned long data);
 590 u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv);
 591
 592 void ath9k_htc_ps_wakeup(struct ath9k_htc_priv *priv);
 593 void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv);
 594 void ath9k_ps_work(struct work_struct *work);
 595 bool ath9k_htc_setpower(struct ath9k_htc_priv *priv,
 596                         enum ath9k_power_mode mode);
 597
 598 void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv);
 599 void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw);
 600
 601 struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv);
 602
 603 #ifdef CONFIG_MAC80211_LEDS
 604 void ath9k_configure_leds(struct ath9k_htc_priv *priv);
 605 void ath9k_init_leds(struct ath9k_htc_priv *priv);
 606 void ath9k_deinit_leds(struct ath9k_htc_priv *priv);
 607 void ath9k_led_work(struct work_struct *work);
 608 #else
 609 static inline void ath9k_configure_leds(struct ath9k_htc_priv *priv)
 610 {
 611 }
 612
 613 static inline void ath9k_init_leds(struct ath9k_htc_priv *priv)
 614 {
 615 }
 616
 617 static inline void ath9k_deinit_leds(struct ath9k_htc_priv *priv)
 618 {
 619 }
 620
 621 static inline void ath9k_led_work(struct work_struct *work)
 622 {
 623 }
 624 #endif
 625
 626 int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev,
 627                            u16 devid, char *product, u32 drv_info);
 628 void ath9k_htc_disconnect_device(struct htc_target *htc_handle, bool hotunplug);
 629 #ifdef CONFIG_PM
 630 void ath9k_htc_suspend(struct htc_target *htc_handle);
 631 int ath9k_htc_resume(struct htc_target *htc_handle);
 632 #endif
 633 #ifdef CONFIG_ATH9K_HTC_DEBUGFS
 634 int ath9k_htc_init_debug(struct ath_hw *ah);
 635 #else
 636 static inline int ath9k_htc_init_debug(struct ath_hw *ah) { return 0; };
 637 #endif /* CONFIG_ATH9K_HTC_DEBUGFS */
 638
 639 #endif /* HTC_H */