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
ath10k_bus_str(enum ath10k_bus bus)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
ATH10K_SKB_CB(struct sk_buff * skb)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
ATH10K_SKB_RXCB(struct sk_buff * skb)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
host_interest_item_address(u32 item_offset)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 bool removed;
318 int vdev_id;
319 u8 addr[ETH_ALEN];
320 DECLARE_BITMAP(peer_ids, ATH10K_MAX_NUM_PEER_IDS);
321
322 /* protected by ar->data_lock */
323 struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1];
324 };
325
326 struct ath10k_txq {
327 struct list_head list;
328 unsigned long num_fw_queued;
329 unsigned long num_push_allowed;
330 };
331
332 struct ath10k_sta {
333 struct ath10k_vif *arvif;
334
335 /* the following are protected by ar->data_lock */
336 u32 changed; /* IEEE80211_RC_* */
337 u32 bw;
338 u32 nss;
339 u32 smps;
340 u16 peer_id;
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 /* 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
ath10k_cal_mode_str(enum ath10k_cal_mode mode)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
ath10k_scan_state_str(enum ath10k_scan_state state)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
ath10k_peer_stats_enabled(struct ath10k * ar)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