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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_ */