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 struct rate_info txrate; 341 342 struct work_struct update_wk; 343 344 #ifdef CONFIG_MAC80211_DEBUGFS 345 /* protected by conf_mutex */ 346 bool aggr_mode; 347 u64 rx_duration; 348 #endif 349 }; 350 351 #define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5 * HZ) 352 353 enum ath10k_beacon_state { 354 ATH10K_BEACON_SCHEDULED = 0, 355 ATH10K_BEACON_SENDING, 356 ATH10K_BEACON_SENT, 357 }; 358 359 struct ath10k_vif { 360 struct list_head list; 361 362 u32 vdev_id; 363 u16 peer_id; 364 enum wmi_vdev_type vdev_type; 365 enum wmi_vdev_subtype vdev_subtype; 366 u32 beacon_interval; 367 u32 dtim_period; 368 struct sk_buff *beacon; 369 /* protected by data_lock */ 370 enum ath10k_beacon_state beacon_state; 371 void *beacon_buf; 372 dma_addr_t beacon_paddr; 373 unsigned long tx_paused; /* arbitrary values defined by target */ 374 375 struct ath10k *ar; 376 struct ieee80211_vif *vif; 377 378 bool is_started; 379 bool is_up; 380 bool spectral_enabled; 381 bool ps; 382 u32 aid; 383 u8 bssid[ETH_ALEN]; 384 385 struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1]; 386 s8 def_wep_key_idx; 387 388 u16 tx_seq_no; 389 390 union { 391 struct { 392 u32 uapsd; 393 } sta; 394 struct { 395 /* 512 stations */ 396 u8 tim_bitmap[64]; 397 u8 tim_len; 398 u32 ssid_len; 399 u8 ssid[IEEE80211_MAX_SSID_LEN]; 400 bool hidden_ssid; 401 /* P2P_IE with NoA attribute for P2P_GO case */ 402 u32 noa_len; 403 u8 *noa_data; 404 } ap; 405 } u; 406 407 bool use_cts_prot; 408 bool nohwcrypt; 409 int num_legacy_stations; 410 int txpower; 411 struct wmi_wmm_params_all_arg wmm_params; 412 struct work_struct ap_csa_work; 413 struct delayed_work connection_loss_work; 414 struct cfg80211_bitrate_mask bitrate_mask; 415 }; 416 417 struct ath10k_vif_iter { 418 u32 vdev_id; 419 struct ath10k_vif *arvif; 420 }; 421 422 /* used for crash-dump storage, protected by data-lock */ 423 struct ath10k_fw_crash_data { 424 bool crashed_since_read; 425 426 uuid_le uuid; 427 struct timespec timestamp; 428 __le32 registers[REG_DUMP_COUNT_QCA988X]; 429 }; 430 431 struct ath10k_debug { 432 struct dentry *debugfs_phy; 433 434 struct ath10k_fw_stats fw_stats; 435 struct completion fw_stats_complete; 436 bool fw_stats_done; 437 438 unsigned long htt_stats_mask; 439 struct delayed_work htt_stats_dwork; 440 struct ath10k_dfs_stats dfs_stats; 441 struct ath_dfs_pool_stats dfs_pool_stats; 442 443 /* used for tpc-dump storage, protected by data-lock */ 444 struct ath10k_tpc_stats *tpc_stats; 445 446 struct completion tpc_complete; 447 448 /* protected by conf_mutex */ 449 u64 fw_dbglog_mask; 450 u32 fw_dbglog_level; 451 u32 pktlog_filter; 452 u32 reg_addr; 453 u32 nf_cal_period; 454 void *cal_data; 455 456 struct ath10k_fw_crash_data *fw_crash_data; 457 }; 458 459 enum ath10k_state { 460 ATH10K_STATE_OFF = 0, 461 ATH10K_STATE_ON, 462 463 /* When doing firmware recovery the device is first powered down. 464 * mac80211 is supposed to call in to start() hook later on. It is 465 * however possible that driver unloading and firmware crash overlap. 466 * mac80211 can wait on conf_mutex in stop() while the device is 467 * stopped in ath10k_core_restart() work holding conf_mutex. The state 468 * RESTARTED means that the device is up and mac80211 has started hw 469 * reconfiguration. Once mac80211 is done with the reconfiguration we 470 * set the state to STATE_ON in reconfig_complete(). */ 471 ATH10K_STATE_RESTARTING, 472 ATH10K_STATE_RESTARTED, 473 474 /* The device has crashed while restarting hw. This state is like ON 475 * but commands are blocked in HTC and -ECOMM response is given. This 476 * prevents completion timeouts and makes the driver more responsive to 477 * userspace commands. This is also prevents recursive recovery. */ 478 ATH10K_STATE_WEDGED, 479 480 /* factory tests */ 481 ATH10K_STATE_UTF, 482 }; 483 484 enum ath10k_firmware_mode { 485 /* the default mode, standard 802.11 functionality */ 486 ATH10K_FIRMWARE_MODE_NORMAL, 487 488 /* factory tests etc */ 489 ATH10K_FIRMWARE_MODE_UTF, 490 }; 491 492 enum ath10k_fw_features { 493 /* wmi_mgmt_rx_hdr contains extra RSSI information */ 494 ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0, 495 496 /* Firmware from 10X branch. Deprecated, don't use in new code. */ 497 ATH10K_FW_FEATURE_WMI_10X = 1, 498 499 /* firmware support tx frame management over WMI, otherwise it's HTT */ 500 ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2, 501 502 /* Firmware does not support P2P */ 503 ATH10K_FW_FEATURE_NO_P2P = 3, 504 505 /* Firmware 10.2 feature bit. The ATH10K_FW_FEATURE_WMI_10X feature 506 * bit is required to be set as well. Deprecated, don't use in new 507 * code. 508 */ 509 ATH10K_FW_FEATURE_WMI_10_2 = 4, 510 511 /* Some firmware revisions lack proper multi-interface client powersave 512 * implementation. Enabling PS could result in connection drops, 513 * traffic stalls, etc. 514 */ 515 ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT = 5, 516 517 /* Some firmware revisions have an incomplete WoWLAN implementation 518 * despite WMI service bit being advertised. This feature flag is used 519 * to distinguish whether WoWLAN is really supported or not. 520 */ 521 ATH10K_FW_FEATURE_WOWLAN_SUPPORT = 6, 522 523 /* Don't trust error code from otp.bin */ 524 ATH10K_FW_FEATURE_IGNORE_OTP_RESULT = 7, 525 526 /* Some firmware revisions pad 4th hw address to 4 byte boundary making 527 * it 8 bytes long in Native Wifi Rx decap. 528 */ 529 ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING = 8, 530 531 /* Firmware supports bypassing PLL setting on init. */ 532 ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT = 9, 533 534 /* Raw mode support. If supported, FW supports receiving and trasmitting 535 * frames in raw mode. 536 */ 537 ATH10K_FW_FEATURE_RAW_MODE_SUPPORT = 10, 538 539 /* Firmware Supports Adaptive CCA*/ 540 ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA = 11, 541 542 /* Firmware supports management frame protection */ 543 ATH10K_FW_FEATURE_MFP_SUPPORT = 12, 544 545 /* Firmware supports pull-push model where host shares it's software 546 * queue state with firmware and firmware generates fetch requests 547 * telling host which queues to dequeue tx from. 548 * 549 * Primary function of this is improved MU-MIMO performance with 550 * multiple clients. 551 */ 552 ATH10K_FW_FEATURE_PEER_FLOW_CONTROL = 13, 553 554 /* Firmware supports BT-Coex without reloading firmware via pdev param. 555 * To support Bluetooth coexistence pdev param, WMI_COEX_GPIO_SUPPORT of 556 * extended resource config should be enabled always. This firmware IE 557 * is used to configure WMI_COEX_GPIO_SUPPORT. 558 */ 559 ATH10K_FW_FEATURE_BTCOEX_PARAM = 14, 560 561 /* Unused flag and proven to be not working, enable this if you want 562 * to experiment sending NULL func data frames in HTT TX 563 */ 564 ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR = 15, 565 566 /* Firmware allow other BSS mesh broadcast/multicast frames without 567 * creating monitor interface. Appropriate rxfilters are programmed for 568 * mesh vdev by firmware itself. This feature flags will be used for 569 * not creating monitor vdev while configuring mesh node. 570 */ 571 ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST = 16, 572 573 /* keep last */ 574 ATH10K_FW_FEATURE_COUNT, 575 }; 576 577 enum ath10k_dev_flags { 578 /* Indicates that ath10k device is during CAC phase of DFS */ 579 ATH10K_CAC_RUNNING, 580 ATH10K_FLAG_CORE_REGISTERED, 581 582 /* Device has crashed and needs to restart. This indicates any pending 583 * waiters should immediately cancel instead of waiting for a time out. 584 */ 585 ATH10K_FLAG_CRASH_FLUSH, 586 587 /* Use Raw mode instead of native WiFi Tx/Rx encap mode. 588 * Raw mode supports both hardware and software crypto. Native WiFi only 589 * supports hardware crypto. 590 */ 591 ATH10K_FLAG_RAW_MODE, 592 593 /* Disable HW crypto engine */ 594 ATH10K_FLAG_HW_CRYPTO_DISABLED, 595 596 /* Bluetooth coexistance enabled */ 597 ATH10K_FLAG_BTCOEX, 598 599 /* Per Station statistics service */ 600 ATH10K_FLAG_PEER_STATS, 601 }; 602 603 enum ath10k_cal_mode { 604 ATH10K_CAL_MODE_FILE, 605 ATH10K_CAL_MODE_OTP, 606 ATH10K_CAL_MODE_DT, 607 ATH10K_PRE_CAL_MODE_FILE, 608 ATH10K_PRE_CAL_MODE_DT, 609 ATH10K_CAL_MODE_EEPROM, 610 }; 611 612 enum ath10k_crypt_mode { 613 /* Only use hardware crypto engine */ 614 ATH10K_CRYPT_MODE_HW, 615 /* Only use software crypto engine */ 616 ATH10K_CRYPT_MODE_SW, 617 }; 618 619 static inline const char *ath10k_cal_mode_str(enum ath10k_cal_mode mode) 620 { 621 switch (mode) { 622 case ATH10K_CAL_MODE_FILE: 623 return "file"; 624 case ATH10K_CAL_MODE_OTP: 625 return "otp"; 626 case ATH10K_CAL_MODE_DT: 627 return "dt"; 628 case ATH10K_PRE_CAL_MODE_FILE: 629 return "pre-cal-file"; 630 case ATH10K_PRE_CAL_MODE_DT: 631 return "pre-cal-dt"; 632 case ATH10K_CAL_MODE_EEPROM: 633 return "eeprom"; 634 } 635 636 return "unknown"; 637 } 638 639 enum ath10k_scan_state { 640 ATH10K_SCAN_IDLE, 641 ATH10K_SCAN_STARTING, 642 ATH10K_SCAN_RUNNING, 643 ATH10K_SCAN_ABORTING, 644 }; 645 646 static inline const char *ath10k_scan_state_str(enum ath10k_scan_state state) 647 { 648 switch (state) { 649 case ATH10K_SCAN_IDLE: 650 return "idle"; 651 case ATH10K_SCAN_STARTING: 652 return "starting"; 653 case ATH10K_SCAN_RUNNING: 654 return "running"; 655 case ATH10K_SCAN_ABORTING: 656 return "aborting"; 657 } 658 659 return "unknown"; 660 } 661 662 enum ath10k_tx_pause_reason { 663 ATH10K_TX_PAUSE_Q_FULL, 664 ATH10K_TX_PAUSE_MAX, 665 }; 666 667 struct ath10k_fw_file { 668 const struct firmware *firmware; 669 670 char fw_version[ETHTOOL_FWVERS_LEN]; 671 672 DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT); 673 674 enum ath10k_fw_wmi_op_version wmi_op_version; 675 enum ath10k_fw_htt_op_version htt_op_version; 676 677 const void *firmware_data; 678 size_t firmware_len; 679 680 const void *otp_data; 681 size_t otp_len; 682 683 const void *codeswap_data; 684 size_t codeswap_len; 685 686 /* The original idea of struct ath10k_fw_file was that it only 687 * contains struct firmware and pointers to various parts (actual 688 * firmware binary, otp, metadata etc) of the file. This seg_info 689 * is actually created separate but as this is used similarly as 690 * the other firmware components it's more convenient to have it 691 * here. 692 */ 693 struct ath10k_swap_code_seg_info *firmware_swap_code_seg_info; 694 }; 695 696 struct ath10k_fw_components { 697 const struct firmware *board; 698 const void *board_data; 699 size_t board_len; 700 701 struct ath10k_fw_file fw_file; 702 }; 703 704 struct ath10k_per_peer_tx_stats { 705 u32 succ_bytes; 706 u32 retry_bytes; 707 u32 failed_bytes; 708 u8 ratecode; 709 u8 flags; 710 u16 peer_id; 711 u16 succ_pkts; 712 u16 retry_pkts; 713 u16 failed_pkts; 714 u16 duration; 715 u32 reserved1; 716 u32 reserved2; 717 }; 718 719 struct ath10k { 720 struct ath_common ath_common; 721 struct ieee80211_hw *hw; 722 struct ieee80211_ops *ops; 723 struct device *dev; 724 u8 mac_addr[ETH_ALEN]; 725 726 enum ath10k_hw_rev hw_rev; 727 u16 dev_id; 728 u32 chip_id; 729 u32 target_version; 730 u8 fw_version_major; 731 u32 fw_version_minor; 732 u16 fw_version_release; 733 u16 fw_version_build; 734 u32 fw_stats_req_mask; 735 u32 phy_capability; 736 u32 hw_min_tx_power; 737 u32 hw_max_tx_power; 738 u32 hw_eeprom_rd; 739 u32 ht_cap_info; 740 u32 vht_cap_info; 741 u32 num_rf_chains; 742 u32 max_spatial_stream; 743 /* protected by conf_mutex */ 744 bool ani_enabled; 745 746 bool p2p; 747 748 struct { 749 enum ath10k_bus bus; 750 const struct ath10k_hif_ops *ops; 751 } hif; 752 753 struct completion target_suspend; 754 755 const struct ath10k_hw_regs *regs; 756 const struct ath10k_hw_values *hw_values; 757 struct ath10k_bmi bmi; 758 struct ath10k_wmi wmi; 759 struct ath10k_htc htc; 760 struct ath10k_htt htt; 761 762 struct ath10k_hw_params hw_params; 763 764 /* contains the firmware images used with ATH10K_FIRMWARE_MODE_NORMAL */ 765 struct ath10k_fw_components normal_mode_fw; 766 767 /* READ-ONLY images of the running firmware, which can be either 768 * normal or UTF. Do not modify, release etc! 769 */ 770 const struct ath10k_fw_components *running_fw; 771 772 const struct firmware *pre_cal_file; 773 const struct firmware *cal_file; 774 775 struct { 776 u32 vendor; 777 u32 device; 778 u32 subsystem_vendor; 779 u32 subsystem_device; 780 781 bool bmi_ids_valid; 782 u8 bmi_board_id; 783 u8 bmi_chip_id; 784 } id; 785 786 int fw_api; 787 int bd_api; 788 enum ath10k_cal_mode cal_mode; 789 790 struct { 791 struct completion started; 792 struct completion completed; 793 struct completion on_channel; 794 struct delayed_work timeout; 795 enum ath10k_scan_state state; 796 bool is_roc; 797 int vdev_id; 798 int roc_freq; 799 bool roc_notify; 800 } scan; 801 802 struct { 803 struct ieee80211_supported_band sbands[NUM_NL80211_BANDS]; 804 } mac; 805 806 /* should never be NULL; needed for regular htt rx */ 807 struct ieee80211_channel *rx_channel; 808 809 /* valid during scan; needed for mgmt rx during scan */ 810 struct ieee80211_channel *scan_channel; 811 812 /* current operating channel definition */ 813 struct cfg80211_chan_def chandef; 814 815 /* currently configured operating channel in firmware */ 816 struct ieee80211_channel *tgt_oper_chan; 817 818 unsigned long long free_vdev_map; 819 struct ath10k_vif *monitor_arvif; 820 bool monitor; 821 int monitor_vdev_id; 822 bool monitor_started; 823 unsigned int filter_flags; 824 unsigned long dev_flags; 825 bool dfs_block_radar_events; 826 827 /* protected by conf_mutex */ 828 bool radar_enabled; 829 int num_started_vdevs; 830 831 /* Protected by conf-mutex */ 832 u8 cfg_tx_chainmask; 833 u8 cfg_rx_chainmask; 834 835 struct completion install_key_done; 836 837 struct completion vdev_setup_done; 838 839 struct workqueue_struct *workqueue; 840 /* Auxiliary workqueue */ 841 struct workqueue_struct *workqueue_aux; 842 843 /* prevents concurrent FW reconfiguration */ 844 struct mutex conf_mutex; 845 846 /* protects shared structure data */ 847 spinlock_t data_lock; 848 /* protects: ar->txqs, artxq->list */ 849 spinlock_t txqs_lock; 850 851 struct list_head txqs; 852 struct list_head arvifs; 853 struct list_head peers; 854 struct ath10k_peer *peer_map[ATH10K_MAX_NUM_PEER_IDS]; 855 wait_queue_head_t peer_mapping_wq; 856 857 /* protected by conf_mutex */ 858 int num_peers; 859 int num_stations; 860 861 int max_num_peers; 862 int max_num_stations; 863 int max_num_vdevs; 864 int max_num_tdls_vdevs; 865 int num_active_peers; 866 int num_tids; 867 868 struct work_struct svc_rdy_work; 869 struct sk_buff *svc_rdy_skb; 870 871 struct work_struct offchan_tx_work; 872 struct sk_buff_head offchan_tx_queue; 873 struct completion offchan_tx_completed; 874 struct sk_buff *offchan_tx_skb; 875 876 struct work_struct wmi_mgmt_tx_work; 877 struct sk_buff_head wmi_mgmt_tx_queue; 878 879 enum ath10k_state state; 880 881 struct work_struct register_work; 882 struct work_struct restart_work; 883 884 /* cycle count is reported twice for each visited channel during scan. 885 * access protected by data_lock */ 886 u32 survey_last_rx_clear_count; 887 u32 survey_last_cycle_count; 888 struct survey_info survey[ATH10K_NUM_CHANS]; 889 890 /* Channel info events are expected to come in pairs without and with 891 * COMPLETE flag set respectively for each channel visit during scan. 892 * 893 * However there are deviations from this rule. This flag is used to 894 * avoid reporting garbage data. 895 */ 896 bool ch_info_can_report_survey; 897 struct completion bss_survey_done; 898 899 struct dfs_pattern_detector *dfs_detector; 900 901 unsigned long tx_paused; /* see ATH10K_TX_PAUSE_ */ 902 903 #ifdef CONFIG_ATH10K_DEBUGFS 904 struct ath10k_debug debug; 905 struct { 906 /* relay(fs) channel for spectral scan */ 907 struct rchan *rfs_chan_spec_scan; 908 909 /* spectral_mode and spec_config are protected by conf_mutex */ 910 enum ath10k_spectral_mode mode; 911 struct ath10k_spec_scan config; 912 } spectral; 913 #endif 914 915 struct { 916 /* protected by conf_mutex */ 917 struct ath10k_fw_components utf_mode_fw; 918 919 /* protected by data_lock */ 920 bool utf_monitor; 921 } testmode; 922 923 struct { 924 /* protected by data_lock */ 925 u32 fw_crash_counter; 926 u32 fw_warm_reset_counter; 927 u32 fw_cold_reset_counter; 928 } stats; 929 930 struct ath10k_thermal thermal; 931 struct ath10k_wow wow; 932 struct ath10k_per_peer_tx_stats peer_tx_stats; 933 934 /* NAPI */ 935 struct net_device napi_dev; 936 struct napi_struct napi; 937 938 struct work_struct set_coverage_class_work; 939 /* protected by conf_mutex */ 940 struct { 941 /* writing also protected by data_lock */ 942 s16 coverage_class; 943 944 u32 reg_phyclk; 945 u32 reg_slottime_conf; 946 u32 reg_slottime_orig; 947 u32 reg_ack_cts_timeout_conf; 948 u32 reg_ack_cts_timeout_orig; 949 } fw_coverage; 950 951 /* must be last */ 952 u8 drv_priv[0] __aligned(sizeof(void *)); 953 }; 954 955 static inline bool ath10k_peer_stats_enabled(struct ath10k *ar) 956 { 957 if (test_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags) && 958 test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map)) 959 return true; 960 961 return false; 962 } 963 964 struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev, 965 enum ath10k_bus bus, 966 enum ath10k_hw_rev hw_rev, 967 const struct ath10k_hif_ops *hif_ops); 968 void ath10k_core_destroy(struct ath10k *ar); 969 void ath10k_core_get_fw_features_str(struct ath10k *ar, 970 char *buf, 971 size_t max_len); 972 int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name, 973 struct ath10k_fw_file *fw_file); 974 975 int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode, 976 const struct ath10k_fw_components *fw_components); 977 int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt); 978 void ath10k_core_stop(struct ath10k *ar); 979 int ath10k_core_register(struct ath10k *ar, u32 chip_id); 980 void ath10k_core_unregister(struct ath10k *ar); 981 982 #endif /* _CORE_H_ */ 983