1 /* 2 * Copyright (c) 2005-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2013 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/completion.h> 22 #include <linux/if_ether.h> 23 #include <linux/types.h> 24 #include <linux/pci.h> 25 #include <linux/uuid.h> 26 #include <linux/time.h> 27 28 #include "htt.h" 29 #include "htc.h" 30 #include "hw.h" 31 #include "targaddrs.h" 32 #include "wmi.h" 33 #include "../ath.h" 34 #include "../regd.h" 35 #include "../dfs_pattern_detector.h" 36 #include "spectral.h" 37 #include "thermal.h" 38 #include "wow.h" 39 #include "swap.h" 40 41 #define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB) 42 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK) 43 #define WO(_f) ((_f##_OFFSET) >> 2) 44 45 #define ATH10K_SCAN_ID 0 46 #define WMI_READY_TIMEOUT (5 * HZ) 47 #define ATH10K_FLUSH_TIMEOUT_HZ (5 * HZ) 48 #define ATH10K_CONNECTION_LOSS_HZ (3 * HZ) 49 #define ATH10K_NUM_CHANS 39 50 51 /* Antenna noise floor */ 52 #define ATH10K_DEFAULT_NOISE_FLOOR -95 53 54 #define ATH10K_MAX_NUM_MGMT_PENDING 128 55 56 /* number of failed packets (20 packets with 16 sw reties each) */ 57 #define ATH10K_KICKOUT_THRESHOLD (20 * 16) 58 59 /* 60 * Use insanely high numbers to make sure that the firmware implementation 61 * won't start, we have the same functionality already in hostapd. Unit 62 * is seconds. 63 */ 64 #define ATH10K_KEEPALIVE_MIN_IDLE 3747 65 #define ATH10K_KEEPALIVE_MAX_IDLE 3895 66 #define ATH10K_KEEPALIVE_MAX_UNRESPONSIVE 3900 67 68 /* NAPI poll budget */ 69 #define ATH10K_NAPI_BUDGET 64 70 #define ATH10K_NAPI_QUOTA_LIMIT 60 71 72 struct ath10k; 73 74 enum ath10k_bus { 75 ATH10K_BUS_PCI, 76 ATH10K_BUS_AHB, 77 }; 78 79 static inline const char *ath10k_bus_str(enum ath10k_bus bus) 80 { 81 switch (bus) { 82 case ATH10K_BUS_PCI: 83 return "pci"; 84 case ATH10K_BUS_AHB: 85 return "ahb"; 86 } 87 88 return "unknown"; 89 } 90 91 enum ath10k_skb_flags { 92 ATH10K_SKB_F_NO_HWCRYPT = BIT(0), 93 ATH10K_SKB_F_DTIM_ZERO = BIT(1), 94 ATH10K_SKB_F_DELIVER_CAB = BIT(2), 95 ATH10K_SKB_F_MGMT = BIT(3), 96 ATH10K_SKB_F_QOS = BIT(4), 97 }; 98 99 struct ath10k_skb_cb { 100 dma_addr_t paddr; 101 u8 flags; 102 u8 eid; 103 u16 msdu_id; 104 struct ieee80211_vif *vif; 105 struct ieee80211_txq *txq; 106 } __packed; 107 108 struct ath10k_skb_rxcb { 109 dma_addr_t paddr; 110 struct hlist_node hlist; 111 }; 112 113 static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb) 114 { 115 BUILD_BUG_ON(sizeof(struct ath10k_skb_cb) > 116 IEEE80211_TX_INFO_DRIVER_DATA_SIZE); 117 return (struct ath10k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data; 118 } 119 120 static inline struct ath10k_skb_rxcb *ATH10K_SKB_RXCB(struct sk_buff *skb) 121 { 122 BUILD_BUG_ON(sizeof(struct ath10k_skb_rxcb) > sizeof(skb->cb)); 123 return (struct ath10k_skb_rxcb *)skb->cb; 124 } 125 126 #define ATH10K_RXCB_SKB(rxcb) \ 127 container_of((void *)rxcb, struct sk_buff, cb) 128 129 static inline u32 host_interest_item_address(u32 item_offset) 130 { 131 return QCA988X_HOST_INTEREST_ADDRESS + item_offset; 132 } 133 134 struct ath10k_bmi { 135 bool done_sent; 136 }; 137 138 struct ath10k_mem_chunk { 139 void *vaddr; 140 dma_addr_t paddr; 141 u32 len; 142 u32 req_id; 143 }; 144 145 struct ath10k_wmi { 146 enum ath10k_htc_ep_id eid; 147 struct completion service_ready; 148 struct completion unified_ready; 149 struct completion barrier; 150 wait_queue_head_t tx_credits_wq; 151 DECLARE_BITMAP(svc_map, WMI_SERVICE_MAX); 152 struct wmi_cmd_map *cmd; 153 struct wmi_vdev_param_map *vdev_param; 154 struct wmi_pdev_param_map *pdev_param; 155 const struct wmi_ops *ops; 156 const struct wmi_peer_flags_map *peer_flags; 157 158 u32 num_mem_chunks; 159 u32 rx_decap_mode; 160 struct ath10k_mem_chunk mem_chunks[WMI_MAX_MEM_REQS]; 161 }; 162 163 struct ath10k_fw_stats_peer { 164 struct list_head list; 165 166 u8 peer_macaddr[ETH_ALEN]; 167 u32 peer_rssi; 168 u32 peer_tx_rate; 169 u32 peer_rx_rate; /* 10x only */ 170 u32 rx_duration; 171 }; 172 173 struct ath10k_fw_extd_stats_peer { 174 struct list_head list; 175 176 u8 peer_macaddr[ETH_ALEN]; 177 u32 rx_duration; 178 }; 179 180 struct ath10k_fw_stats_vdev { 181 struct list_head list; 182 183 u32 vdev_id; 184 u32 beacon_snr; 185 u32 data_snr; 186 u32 num_tx_frames[4]; 187 u32 num_rx_frames; 188 u32 num_tx_frames_retries[4]; 189 u32 num_tx_frames_failures[4]; 190 u32 num_rts_fail; 191 u32 num_rts_success; 192 u32 num_rx_err; 193 u32 num_rx_discard; 194 u32 num_tx_not_acked; 195 u32 tx_rate_history[10]; 196 u32 beacon_rssi_history[10]; 197 }; 198 199 struct ath10k_fw_stats_pdev { 200 struct list_head list; 201 202 /* PDEV stats */ 203 s32 ch_noise_floor; 204 u32 tx_frame_count; /* Cycles spent transmitting frames */ 205 u32 rx_frame_count; /* Cycles spent receiving frames */ 206 u32 rx_clear_count; /* Total channel busy time, evidently */ 207 u32 cycle_count; /* Total on-channel time */ 208 u32 phy_err_count; 209 u32 chan_tx_power; 210 u32 ack_rx_bad; 211 u32 rts_bad; 212 u32 rts_good; 213 u32 fcs_bad; 214 u32 no_beacons; 215 u32 mib_int_count; 216 217 /* PDEV TX stats */ 218 s32 comp_queued; 219 s32 comp_delivered; 220 s32 msdu_enqued; 221 s32 mpdu_enqued; 222 s32 wmm_drop; 223 s32 local_enqued; 224 s32 local_freed; 225 s32 hw_queued; 226 s32 hw_reaped; 227 s32 underrun; 228 u32 hw_paused; 229 s32 tx_abort; 230 s32 mpdus_requed; 231 u32 tx_ko; 232 u32 data_rc; 233 u32 self_triggers; 234 u32 sw_retry_failure; 235 u32 illgl_rate_phy_err; 236 u32 pdev_cont_xretry; 237 u32 pdev_tx_timeout; 238 u32 pdev_resets; 239 u32 phy_underrun; 240 u32 txop_ovf; 241 u32 seq_posted; 242 u32 seq_failed_queueing; 243 u32 seq_completed; 244 u32 seq_restarted; 245 u32 mu_seq_posted; 246 u32 mpdus_sw_flush; 247 u32 mpdus_hw_filter; 248 u32 mpdus_truncated; 249 u32 mpdus_ack_failed; 250 u32 mpdus_expired; 251 252 /* PDEV RX stats */ 253 s32 mid_ppdu_route_change; 254 s32 status_rcvd; 255 s32 r0_frags; 256 s32 r1_frags; 257 s32 r2_frags; 258 s32 r3_frags; 259 s32 htt_msdus; 260 s32 htt_mpdus; 261 s32 loc_msdus; 262 s32 loc_mpdus; 263 s32 oversize_amsdu; 264 s32 phy_errs; 265 s32 phy_err_drop; 266 s32 mpdu_errs; 267 s32 rx_ovfl_errs; 268 }; 269 270 struct ath10k_fw_stats { 271 bool extended; 272 struct list_head pdevs; 273 struct list_head vdevs; 274 struct list_head peers; 275 struct list_head peers_extd; 276 }; 277 278 #define ATH10K_TPC_TABLE_TYPE_FLAG 1 279 #define ATH10K_TPC_PREAM_TABLE_END 0xFFFF 280 281 struct ath10k_tpc_table { 282 u32 pream_idx[WMI_TPC_RATE_MAX]; 283 u8 rate_code[WMI_TPC_RATE_MAX]; 284 char tpc_value[WMI_TPC_RATE_MAX][WMI_TPC_TX_N_CHAIN * WMI_TPC_BUF_SIZE]; 285 }; 286 287 struct ath10k_tpc_stats { 288 u32 reg_domain; 289 u32 chan_freq; 290 u32 phy_mode; 291 u32 twice_antenna_reduction; 292 u32 twice_max_rd_power; 293 s32 twice_antenna_gain; 294 u32 power_limit; 295 u32 num_tx_chain; 296 u32 ctl; 297 u32 rate_max; 298 u8 flag[WMI_TPC_FLAG]; 299 struct ath10k_tpc_table tpc_table[WMI_TPC_FLAG]; 300 }; 301 302 struct ath10k_dfs_stats { 303 u32 phy_errors; 304 u32 pulses_total; 305 u32 pulses_detected; 306 u32 pulses_discarded; 307 u32 radar_detected; 308 }; 309 310 #define ATH10K_MAX_NUM_PEER_IDS (1 << 11) /* htt rx_desc limit */ 311 312 struct ath10k_peer { 313 struct list_head list; 314 struct ieee80211_vif *vif; 315 struct ieee80211_sta *sta; 316 317 int vdev_id; 318 u8 addr[ETH_ALEN]; 319 DECLARE_BITMAP(peer_ids, ATH10K_MAX_NUM_PEER_IDS); 320 321 /* protected by ar->data_lock */ 322 struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1]; 323 }; 324 325 struct ath10k_txq { 326 struct list_head list; 327 unsigned long num_fw_queued; 328 unsigned long num_push_allowed; 329 }; 330 331 struct ath10k_sta { 332 struct ath10k_vif *arvif; 333 334 /* the following are protected by ar->data_lock */ 335 u32 changed; /* IEEE80211_RC_* */ 336 u32 bw; 337 u32 nss; 338 u32 smps; 339 u16 peer_id; 340 341 struct work_struct update_wk; 342 343 #ifdef CONFIG_MAC80211_DEBUGFS 344 /* protected by conf_mutex */ 345 bool aggr_mode; 346 u64 rx_duration; 347 #endif 348 }; 349 350 #define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5 * HZ) 351 352 enum ath10k_beacon_state { 353 ATH10K_BEACON_SCHEDULED = 0, 354 ATH10K_BEACON_SENDING, 355 ATH10K_BEACON_SENT, 356 }; 357 358 struct ath10k_vif { 359 struct list_head list; 360 361 u32 vdev_id; 362 u16 peer_id; 363 enum wmi_vdev_type vdev_type; 364 enum wmi_vdev_subtype vdev_subtype; 365 u32 beacon_interval; 366 u32 dtim_period; 367 struct sk_buff *beacon; 368 /* protected by data_lock */ 369 enum ath10k_beacon_state beacon_state; 370 void *beacon_buf; 371 dma_addr_t beacon_paddr; 372 unsigned long tx_paused; /* arbitrary values defined by target */ 373 374 struct ath10k *ar; 375 struct ieee80211_vif *vif; 376 377 bool is_started; 378 bool is_up; 379 bool spectral_enabled; 380 bool ps; 381 u32 aid; 382 u8 bssid[ETH_ALEN]; 383 384 struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1]; 385 s8 def_wep_key_idx; 386 387 u16 tx_seq_no; 388 389 union { 390 struct { 391 u32 uapsd; 392 } sta; 393 struct { 394 /* 512 stations */ 395 u8 tim_bitmap[64]; 396 u8 tim_len; 397 u32 ssid_len; 398 u8 ssid[IEEE80211_MAX_SSID_LEN]; 399 bool hidden_ssid; 400 /* P2P_IE with NoA attribute for P2P_GO case */ 401 u32 noa_len; 402 u8 *noa_data; 403 } ap; 404 } u; 405 406 bool use_cts_prot; 407 bool nohwcrypt; 408 int num_legacy_stations; 409 int txpower; 410 struct wmi_wmm_params_all_arg wmm_params; 411 struct work_struct ap_csa_work; 412 struct delayed_work connection_loss_work; 413 struct cfg80211_bitrate_mask bitrate_mask; 414 }; 415 416 struct ath10k_vif_iter { 417 u32 vdev_id; 418 struct ath10k_vif *arvif; 419 }; 420 421 /* used for crash-dump storage, protected by data-lock */ 422 struct ath10k_fw_crash_data { 423 bool crashed_since_read; 424 425 uuid_le uuid; 426 struct timespec timestamp; 427 __le32 registers[REG_DUMP_COUNT_QCA988X]; 428 }; 429 430 struct ath10k_debug { 431 struct dentry *debugfs_phy; 432 433 struct ath10k_fw_stats fw_stats; 434 struct completion fw_stats_complete; 435 bool fw_stats_done; 436 437 unsigned long htt_stats_mask; 438 struct delayed_work htt_stats_dwork; 439 struct ath10k_dfs_stats dfs_stats; 440 struct ath_dfs_pool_stats dfs_pool_stats; 441 442 /* used for tpc-dump storage, protected by data-lock */ 443 struct ath10k_tpc_stats *tpc_stats; 444 445 struct completion tpc_complete; 446 447 /* protected by conf_mutex */ 448 u64 fw_dbglog_mask; 449 u32 fw_dbglog_level; 450 u32 pktlog_filter; 451 u32 reg_addr; 452 u32 nf_cal_period; 453 454 struct ath10k_fw_crash_data *fw_crash_data; 455 }; 456 457 enum ath10k_state { 458 ATH10K_STATE_OFF = 0, 459 ATH10K_STATE_ON, 460 461 /* When doing firmware recovery the device is first powered down. 462 * mac80211 is supposed to call in to start() hook later on. It is 463 * however possible that driver unloading and firmware crash overlap. 464 * mac80211 can wait on conf_mutex in stop() while the device is 465 * stopped in ath10k_core_restart() work holding conf_mutex. The state 466 * RESTARTED means that the device is up and mac80211 has started hw 467 * reconfiguration. Once mac80211 is done with the reconfiguration we 468 * set the state to STATE_ON in reconfig_complete(). */ 469 ATH10K_STATE_RESTARTING, 470 ATH10K_STATE_RESTARTED, 471 472 /* The device has crashed while restarting hw. This state is like ON 473 * but commands are blocked in HTC and -ECOMM response is given. This 474 * prevents completion timeouts and makes the driver more responsive to 475 * userspace commands. This is also prevents recursive recovery. */ 476 ATH10K_STATE_WEDGED, 477 478 /* factory tests */ 479 ATH10K_STATE_UTF, 480 }; 481 482 enum ath10k_firmware_mode { 483 /* the default mode, standard 802.11 functionality */ 484 ATH10K_FIRMWARE_MODE_NORMAL, 485 486 /* factory tests etc */ 487 ATH10K_FIRMWARE_MODE_UTF, 488 }; 489 490 enum ath10k_fw_features { 491 /* wmi_mgmt_rx_hdr contains extra RSSI information */ 492 ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0, 493 494 /* Firmware from 10X branch. Deprecated, don't use in new code. */ 495 ATH10K_FW_FEATURE_WMI_10X = 1, 496 497 /* firmware support tx frame management over WMI, otherwise it's HTT */ 498 ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2, 499 500 /* Firmware does not support P2P */ 501 ATH10K_FW_FEATURE_NO_P2P = 3, 502 503 /* Firmware 10.2 feature bit. The ATH10K_FW_FEATURE_WMI_10X feature 504 * bit is required to be set as well. Deprecated, don't use in new 505 * code. 506 */ 507 ATH10K_FW_FEATURE_WMI_10_2 = 4, 508 509 /* Some firmware revisions lack proper multi-interface client powersave 510 * implementation. Enabling PS could result in connection drops, 511 * traffic stalls, etc. 512 */ 513 ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT = 5, 514 515 /* Some firmware revisions have an incomplete WoWLAN implementation 516 * despite WMI service bit being advertised. This feature flag is used 517 * to distinguish whether WoWLAN is really supported or not. 518 */ 519 ATH10K_FW_FEATURE_WOWLAN_SUPPORT = 6, 520 521 /* Don't trust error code from otp.bin */ 522 ATH10K_FW_FEATURE_IGNORE_OTP_RESULT = 7, 523 524 /* Some firmware revisions pad 4th hw address to 4 byte boundary making 525 * it 8 bytes long in Native Wifi Rx decap. 526 */ 527 ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING = 8, 528 529 /* Firmware supports bypassing PLL setting on init. */ 530 ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT = 9, 531 532 /* Raw mode support. If supported, FW supports receiving and trasmitting 533 * frames in raw mode. 534 */ 535 ATH10K_FW_FEATURE_RAW_MODE_SUPPORT = 10, 536 537 /* Firmware Supports Adaptive CCA*/ 538 ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA = 11, 539 540 /* Firmware supports management frame protection */ 541 ATH10K_FW_FEATURE_MFP_SUPPORT = 12, 542 543 /* Firmware supports pull-push model where host shares it's software 544 * queue state with firmware and firmware generates fetch requests 545 * telling host which queues to dequeue tx from. 546 * 547 * Primary function of this is improved MU-MIMO performance with 548 * multiple clients. 549 */ 550 ATH10K_FW_FEATURE_PEER_FLOW_CONTROL = 13, 551 552 /* Firmware supports BT-Coex without reloading firmware via pdev param. 553 * To support Bluetooth coexistence pdev param, WMI_COEX_GPIO_SUPPORT of 554 * extended resource config should be enabled always. This firmware IE 555 * is used to configure WMI_COEX_GPIO_SUPPORT. 556 */ 557 ATH10K_FW_FEATURE_BTCOEX_PARAM = 14, 558 559 /* Older firmware with HTT delivers incorrect tx status for null func 560 * frames to driver, but this fixed in 10.2 and 10.4 firmware versions. 561 * Also this workaround results in reporting of incorrect null func 562 * status for 10.4. This flag is used to skip the workaround. 563 */ 564 ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR = 15, 565 566 /* keep last */ 567 ATH10K_FW_FEATURE_COUNT, 568 }; 569 570 enum ath10k_dev_flags { 571 /* Indicates that ath10k device is during CAC phase of DFS */ 572 ATH10K_CAC_RUNNING, 573 ATH10K_FLAG_CORE_REGISTERED, 574 575 /* Device has crashed and needs to restart. This indicates any pending 576 * waiters should immediately cancel instead of waiting for a time out. 577 */ 578 ATH10K_FLAG_CRASH_FLUSH, 579 580 /* Use Raw mode instead of native WiFi Tx/Rx encap mode. 581 * Raw mode supports both hardware and software crypto. Native WiFi only 582 * supports hardware crypto. 583 */ 584 ATH10K_FLAG_RAW_MODE, 585 586 /* Disable HW crypto engine */ 587 ATH10K_FLAG_HW_CRYPTO_DISABLED, 588 589 /* Bluetooth coexistance enabled */ 590 ATH10K_FLAG_BTCOEX, 591 592 /* Per Station statistics service */ 593 ATH10K_FLAG_PEER_STATS, 594 }; 595 596 enum ath10k_cal_mode { 597 ATH10K_CAL_MODE_FILE, 598 ATH10K_CAL_MODE_OTP, 599 ATH10K_CAL_MODE_DT, 600 ATH10K_PRE_CAL_MODE_FILE, 601 ATH10K_PRE_CAL_MODE_DT, 602 ATH10K_CAL_MODE_EEPROM, 603 }; 604 605 enum ath10k_crypt_mode { 606 /* Only use hardware crypto engine */ 607 ATH10K_CRYPT_MODE_HW, 608 /* Only use software crypto engine */ 609 ATH10K_CRYPT_MODE_SW, 610 }; 611 612 static inline const char *ath10k_cal_mode_str(enum ath10k_cal_mode mode) 613 { 614 switch (mode) { 615 case ATH10K_CAL_MODE_FILE: 616 return "file"; 617 case ATH10K_CAL_MODE_OTP: 618 return "otp"; 619 case ATH10K_CAL_MODE_DT: 620 return "dt"; 621 case ATH10K_PRE_CAL_MODE_FILE: 622 return "pre-cal-file"; 623 case ATH10K_PRE_CAL_MODE_DT: 624 return "pre-cal-dt"; 625 case ATH10K_CAL_MODE_EEPROM: 626 return "eeprom"; 627 } 628 629 return "unknown"; 630 } 631 632 enum ath10k_scan_state { 633 ATH10K_SCAN_IDLE, 634 ATH10K_SCAN_STARTING, 635 ATH10K_SCAN_RUNNING, 636 ATH10K_SCAN_ABORTING, 637 }; 638 639 static inline const char *ath10k_scan_state_str(enum ath10k_scan_state state) 640 { 641 switch (state) { 642 case ATH10K_SCAN_IDLE: 643 return "idle"; 644 case ATH10K_SCAN_STARTING: 645 return "starting"; 646 case ATH10K_SCAN_RUNNING: 647 return "running"; 648 case ATH10K_SCAN_ABORTING: 649 return "aborting"; 650 } 651 652 return "unknown"; 653 } 654 655 enum ath10k_tx_pause_reason { 656 ATH10K_TX_PAUSE_Q_FULL, 657 ATH10K_TX_PAUSE_MAX, 658 }; 659 660 struct ath10k_fw_file { 661 const struct firmware *firmware; 662 663 char fw_version[ETHTOOL_FWVERS_LEN]; 664 665 DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT); 666 667 enum ath10k_fw_wmi_op_version wmi_op_version; 668 enum ath10k_fw_htt_op_version htt_op_version; 669 670 const void *firmware_data; 671 size_t firmware_len; 672 673 const void *otp_data; 674 size_t otp_len; 675 676 const void *codeswap_data; 677 size_t codeswap_len; 678 679 /* The original idea of struct ath10k_fw_file was that it only 680 * contains struct firmware and pointers to various parts (actual 681 * firmware binary, otp, metadata etc) of the file. This seg_info 682 * is actually created separate but as this is used similarly as 683 * the other firmware components it's more convenient to have it 684 * here. 685 */ 686 struct ath10k_swap_code_seg_info *firmware_swap_code_seg_info; 687 }; 688 689 struct ath10k_fw_components { 690 const struct firmware *board; 691 const void *board_data; 692 size_t board_len; 693 694 struct ath10k_fw_file fw_file; 695 }; 696 697 struct ath10k { 698 struct ath_common ath_common; 699 struct ieee80211_hw *hw; 700 struct ieee80211_ops *ops; 701 struct device *dev; 702 u8 mac_addr[ETH_ALEN]; 703 704 enum ath10k_hw_rev hw_rev; 705 u16 dev_id; 706 u32 chip_id; 707 u32 target_version; 708 u8 fw_version_major; 709 u32 fw_version_minor; 710 u16 fw_version_release; 711 u16 fw_version_build; 712 u32 fw_stats_req_mask; 713 u32 phy_capability; 714 u32 hw_min_tx_power; 715 u32 hw_max_tx_power; 716 u32 ht_cap_info; 717 u32 vht_cap_info; 718 u32 num_rf_chains; 719 u32 max_spatial_stream; 720 /* protected by conf_mutex */ 721 bool ani_enabled; 722 723 bool p2p; 724 725 struct { 726 enum ath10k_bus bus; 727 const struct ath10k_hif_ops *ops; 728 } hif; 729 730 struct completion target_suspend; 731 732 const struct ath10k_hw_regs *regs; 733 const struct ath10k_hw_values *hw_values; 734 struct ath10k_bmi bmi; 735 struct ath10k_wmi wmi; 736 struct ath10k_htc htc; 737 struct ath10k_htt htt; 738 739 struct ath10k_hw_params hw_params; 740 741 /* contains the firmware images used with ATH10K_FIRMWARE_MODE_NORMAL */ 742 struct ath10k_fw_components normal_mode_fw; 743 744 /* READ-ONLY images of the running firmware, which can be either 745 * normal or UTF. Do not modify, release etc! 746 */ 747 const struct ath10k_fw_components *running_fw; 748 749 const struct firmware *pre_cal_file; 750 const struct firmware *cal_file; 751 752 struct { 753 u32 vendor; 754 u32 device; 755 u32 subsystem_vendor; 756 u32 subsystem_device; 757 758 bool bmi_ids_valid; 759 u8 bmi_board_id; 760 u8 bmi_chip_id; 761 } id; 762 763 int fw_api; 764 int bd_api; 765 enum ath10k_cal_mode cal_mode; 766 767 struct { 768 struct completion started; 769 struct completion completed; 770 struct completion on_channel; 771 struct delayed_work timeout; 772 enum ath10k_scan_state state; 773 bool is_roc; 774 int vdev_id; 775 int roc_freq; 776 bool roc_notify; 777 } scan; 778 779 struct { 780 struct ieee80211_supported_band sbands[NUM_NL80211_BANDS]; 781 } mac; 782 783 /* should never be NULL; needed for regular htt rx */ 784 struct ieee80211_channel *rx_channel; 785 786 /* valid during scan; needed for mgmt rx during scan */ 787 struct ieee80211_channel *scan_channel; 788 789 /* current operating channel definition */ 790 struct cfg80211_chan_def chandef; 791 792 /* currently configured operating channel in firmware */ 793 struct ieee80211_channel *tgt_oper_chan; 794 795 unsigned long long free_vdev_map; 796 struct ath10k_vif *monitor_arvif; 797 bool monitor; 798 int monitor_vdev_id; 799 bool monitor_started; 800 unsigned int filter_flags; 801 unsigned long dev_flags; 802 bool dfs_block_radar_events; 803 804 /* protected by conf_mutex */ 805 bool radar_enabled; 806 int num_started_vdevs; 807 808 /* Protected by conf-mutex */ 809 u8 cfg_tx_chainmask; 810 u8 cfg_rx_chainmask; 811 812 struct completion install_key_done; 813 814 struct completion vdev_setup_done; 815 816 struct workqueue_struct *workqueue; 817 /* Auxiliary workqueue */ 818 struct workqueue_struct *workqueue_aux; 819 820 /* prevents concurrent FW reconfiguration */ 821 struct mutex conf_mutex; 822 823 /* protects shared structure data */ 824 spinlock_t data_lock; 825 /* protects: ar->txqs, artxq->list */ 826 spinlock_t txqs_lock; 827 828 struct list_head txqs; 829 struct list_head arvifs; 830 struct list_head peers; 831 struct ath10k_peer *peer_map[ATH10K_MAX_NUM_PEER_IDS]; 832 wait_queue_head_t peer_mapping_wq; 833 834 /* protected by conf_mutex */ 835 int num_peers; 836 int num_stations; 837 838 int max_num_peers; 839 int max_num_stations; 840 int max_num_vdevs; 841 int max_num_tdls_vdevs; 842 int num_active_peers; 843 int num_tids; 844 845 struct work_struct svc_rdy_work; 846 struct sk_buff *svc_rdy_skb; 847 848 struct work_struct offchan_tx_work; 849 struct sk_buff_head offchan_tx_queue; 850 struct completion offchan_tx_completed; 851 struct sk_buff *offchan_tx_skb; 852 853 struct work_struct wmi_mgmt_tx_work; 854 struct sk_buff_head wmi_mgmt_tx_queue; 855 856 enum ath10k_state state; 857 858 struct work_struct register_work; 859 struct work_struct restart_work; 860 861 /* cycle count is reported twice for each visited channel during scan. 862 * access protected by data_lock */ 863 u32 survey_last_rx_clear_count; 864 u32 survey_last_cycle_count; 865 struct survey_info survey[ATH10K_NUM_CHANS]; 866 867 /* Channel info events are expected to come in pairs without and with 868 * COMPLETE flag set respectively for each channel visit during scan. 869 * 870 * However there are deviations from this rule. This flag is used to 871 * avoid reporting garbage data. 872 */ 873 bool ch_info_can_report_survey; 874 struct completion bss_survey_done; 875 876 struct dfs_pattern_detector *dfs_detector; 877 878 unsigned long tx_paused; /* see ATH10K_TX_PAUSE_ */ 879 880 #ifdef CONFIG_ATH10K_DEBUGFS 881 struct ath10k_debug debug; 882 struct { 883 /* relay(fs) channel for spectral scan */ 884 struct rchan *rfs_chan_spec_scan; 885 886 /* spectral_mode and spec_config are protected by conf_mutex */ 887 enum ath10k_spectral_mode mode; 888 struct ath10k_spec_scan config; 889 } spectral; 890 #endif 891 892 struct { 893 /* protected by conf_mutex */ 894 struct ath10k_fw_components utf_mode_fw; 895 896 /* protected by data_lock */ 897 bool utf_monitor; 898 } testmode; 899 900 struct { 901 /* protected by data_lock */ 902 u32 fw_crash_counter; 903 u32 fw_warm_reset_counter; 904 u32 fw_cold_reset_counter; 905 } stats; 906 907 struct ath10k_thermal thermal; 908 struct ath10k_wow wow; 909 910 /* NAPI */ 911 struct net_device napi_dev; 912 struct napi_struct napi; 913 914 /* must be last */ 915 u8 drv_priv[0] __aligned(sizeof(void *)); 916 }; 917 918 static inline bool ath10k_peer_stats_enabled(struct ath10k *ar) 919 { 920 if (test_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags) && 921 test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) 922 return true; 923 924 return false; 925 } 926 927 struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, 928 enum ath10k_bus bus, 929 enum ath10k_hw_rev hw_rev, 930 const struct ath10k_hif_ops *hif_ops); 931 void ath10k_core_destroy(struct ath10k *ar); 932 void ath10k_core_get_fw_features_str(struct ath10k *ar, 933 char *buf, 934 size_t max_len); 935 int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name, 936 struct ath10k_fw_file *fw_file); 937 938 int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, 939 const struct ath10k_fw_components *fw_components); 940 int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt); 941 void ath10k_core_stop(struct ath10k *ar); 942 int ath10k_core_register(struct ath10k *ar, u32 chip_id); 943 void ath10k_core_unregister(struct ath10k *ar); 944 945 #endif /* _CORE_H_ */ 946