1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
2 /*
3 * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
4 * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
5 */
6
7 #ifndef ATH12K_CORE_H
8 #define ATH12K_CORE_H
9
10 #include <linux/types.h>
11 #include <linux/interrupt.h>
12 #include <linux/irq.h>
13 #include <linux/bitfield.h>
14 #include <linux/dmi.h>
15 #include <linux/ctype.h>
16 #include <linux/firmware.h>
17 #include <linux/panic_notifier.h>
18 #include "qmi.h"
19 #include "htc.h"
20 #include "wmi.h"
21 #include "hal.h"
22 #include "dp.h"
23 #include "ce.h"
24 #include "mac.h"
25 #include "hw.h"
26 #include "hal_rx.h"
27 #include "reg.h"
28 #include "dbring.h"
29 #include "fw.h"
30 #include "acpi.h"
31 #include "wow.h"
32 #include "debugfs_htt_stats.h"
33 #include "coredump.h"
34
35 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
36
37 #define ATH12K_TX_MGMT_NUM_PENDING_MAX 512
38
39 #define ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI 64
40
41 /* Pending management packets threshold for dropping probe responses */
42 #define ATH12K_PRB_RSP_DROP_THRESHOLD ((ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI * 3) / 4)
43
44 /* SMBIOS type containing Board Data File Name Extension */
45 #define ATH12K_SMBIOS_BDF_EXT_TYPE 0xF8
46
47 /* SMBIOS type structure length (excluding strings-set) */
48 #define ATH12K_SMBIOS_BDF_EXT_LENGTH 0x9
49
50 /* The magic used by QCA spec */
51 #define ATH12K_SMBIOS_BDF_EXT_MAGIC "BDF_"
52
53 #define ATH12K_INVALID_HW_MAC_ID 0xFF
54 #define ATH12K_CONNECTION_LOSS_HZ (3 * HZ)
55 #define ATH12K_RX_RATE_TABLE_NUM 320
56 #define ATH12K_RX_RATE_TABLE_11AX_NUM 576
57
58 #define ATH12K_MON_TIMER_INTERVAL 10
59 #define ATH12K_RESET_TIMEOUT_HZ (20 * HZ)
60 #define ATH12K_RESET_MAX_FAIL_COUNT_FIRST 3
61 #define ATH12K_RESET_MAX_FAIL_COUNT_FINAL 5
62 #define ATH12K_RESET_FAIL_TIMEOUT_HZ (20 * HZ)
63 #define ATH12K_RECONFIGURE_TIMEOUT_HZ (10 * HZ)
64 #define ATH12K_RECOVER_START_TIMEOUT_HZ (20 * HZ)
65
66 enum ath12k_bdf_search {
67 ATH12K_BDF_SEARCH_DEFAULT,
68 ATH12K_BDF_SEARCH_BUS_AND_BOARD,
69 };
70
71 enum wme_ac {
72 WME_AC_BE,
73 WME_AC_BK,
74 WME_AC_VI,
75 WME_AC_VO,
76 WME_NUM_AC
77 };
78
79 #define ATH12K_HT_MCS_MAX 7
80 #define ATH12K_VHT_MCS_MAX 9
81 #define ATH12K_HE_MCS_MAX 11
82
83 enum ath12k_crypt_mode {
84 /* Only use hardware crypto engine */
85 ATH12K_CRYPT_MODE_HW,
86 /* Only use software crypto */
87 ATH12K_CRYPT_MODE_SW,
88 };
89
ath12k_tid_to_ac(u32 tid)90 static inline enum wme_ac ath12k_tid_to_ac(u32 tid)
91 {
92 return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
93 ((tid == 1) || (tid == 2)) ? WME_AC_BK :
94 ((tid == 4) || (tid == 5)) ? WME_AC_VI :
95 WME_AC_VO);
96 }
97
ath12k_le32hilo_to_u64(__le32 hi,__le32 lo)98 static inline u64 ath12k_le32hilo_to_u64(__le32 hi, __le32 lo)
99 {
100 u64 hi64 = le32_to_cpu(hi);
101 u64 lo64 = le32_to_cpu(lo);
102
103 return (hi64 << 32) | lo64;
104 }
105
106 enum ath12k_skb_flags {
107 ATH12K_SKB_HW_80211_ENCAP = BIT(0),
108 ATH12K_SKB_CIPHER_SET = BIT(1),
109 };
110
111 struct ath12k_skb_cb {
112 dma_addr_t paddr;
113 struct ath12k *ar;
114 struct ieee80211_vif *vif;
115 dma_addr_t paddr_ext_desc;
116 u32 cipher;
117 u8 flags;
118 };
119
120 struct ath12k_skb_rxcb {
121 dma_addr_t paddr;
122 bool is_first_msdu;
123 bool is_last_msdu;
124 bool is_continuation;
125 bool is_mcbc;
126 bool is_eapol;
127 struct hal_rx_desc *rx_desc;
128 u8 err_rel_src;
129 u8 err_code;
130 u8 mac_id;
131 u8 unmapped;
132 u8 is_frag;
133 u8 tid;
134 u16 peer_id;
135 };
136
137 enum ath12k_hw_rev {
138 ATH12K_HW_QCN9274_HW10,
139 ATH12K_HW_QCN9274_HW20,
140 ATH12K_HW_WCN7850_HW20
141 };
142
143 enum ath12k_firmware_mode {
144 /* the default mode, standard 802.11 functionality */
145 ATH12K_FIRMWARE_MODE_NORMAL,
146
147 /* factory tests etc */
148 ATH12K_FIRMWARE_MODE_FTM,
149 };
150
151 #define ATH12K_IRQ_NUM_MAX 57
152 #define ATH12K_EXT_IRQ_NUM_MAX 16
153
154 struct ath12k_ext_irq_grp {
155 struct ath12k_base *ab;
156 u32 irqs[ATH12K_EXT_IRQ_NUM_MAX];
157 u32 num_irq;
158 u32 grp_id;
159 u64 timestamp;
160 struct napi_struct napi;
161 struct net_device *napi_ndev;
162 };
163
164 struct ath12k_smbios_bdf {
165 struct dmi_header hdr;
166 u32 padding;
167 u8 bdf_enabled;
168 u8 bdf_ext[];
169 } __packed;
170
171 #define HEHANDLE_CAP_PHYINFO_SIZE 3
172 #define HECAP_PHYINFO_SIZE 9
173 #define HECAP_MACINFO_SIZE 5
174 #define HECAP_TXRX_MCS_NSS_SIZE 2
175 #define HECAP_PPET16_PPET8_MAX_SIZE 25
176
177 #define HE_PPET16_PPET8_SIZE 8
178
179 /* 802.11ax PPE (PPDU packet Extension) threshold */
180 struct he_ppe_threshold {
181 u32 numss_m1;
182 u32 ru_mask;
183 u32 ppet16_ppet8_ru3_ru0[HE_PPET16_PPET8_SIZE];
184 };
185
186 struct ath12k_he {
187 u8 hecap_macinfo[HECAP_MACINFO_SIZE];
188 u32 hecap_rxmcsnssmap;
189 u32 hecap_txmcsnssmap;
190 u32 hecap_phyinfo[HEHANDLE_CAP_PHYINFO_SIZE];
191 struct he_ppe_threshold hecap_ppet;
192 u32 heop_param;
193 };
194
195 enum {
196 WMI_HOST_TP_SCALE_MAX = 0,
197 WMI_HOST_TP_SCALE_50 = 1,
198 WMI_HOST_TP_SCALE_25 = 2,
199 WMI_HOST_TP_SCALE_12 = 3,
200 WMI_HOST_TP_SCALE_MIN = 4,
201 WMI_HOST_TP_SCALE_SIZE = 5,
202 };
203
204 enum ath12k_scan_state {
205 ATH12K_SCAN_IDLE,
206 ATH12K_SCAN_STARTING,
207 ATH12K_SCAN_RUNNING,
208 ATH12K_SCAN_ABORTING,
209 };
210
211 enum ath12k_dev_flags {
212 ATH12K_CAC_RUNNING,
213 ATH12K_FLAG_CRASH_FLUSH,
214 ATH12K_FLAG_RAW_MODE,
215 ATH12K_FLAG_HW_CRYPTO_DISABLED,
216 ATH12K_FLAG_RECOVERY,
217 ATH12K_FLAG_UNREGISTERING,
218 ATH12K_FLAG_REGISTERED,
219 ATH12K_FLAG_QMI_FAIL,
220 ATH12K_FLAG_HTC_SUSPEND_COMPLETE,
221 ATH12K_FLAG_CE_IRQ_ENABLED,
222 ATH12K_FLAG_EXT_IRQ_ENABLED,
223 };
224
225 struct ath12k_tx_conf {
226 bool changed;
227 u16 ac;
228 struct ieee80211_tx_queue_params tx_queue_params;
229 };
230
231 struct ath12k_key_conf {
232 enum set_key_cmd cmd;
233 struct list_head list;
234 struct ieee80211_sta *sta;
235 struct ieee80211_key_conf *key;
236 };
237
238 struct ath12k_vif_cache {
239 struct ath12k_tx_conf tx_conf;
240 struct ath12k_key_conf key_conf;
241 u32 bss_conf_changed;
242 };
243
244 struct ath12k_rekey_data {
245 u8 kck[NL80211_KCK_LEN];
246 u8 kek[NL80211_KCK_LEN];
247 u64 replay_ctr;
248 bool enable_offload;
249 };
250
251 struct ath12k_link_vif {
252 u32 vdev_id;
253 u32 beacon_interval;
254 u32 dtim_period;
255 u16 ast_hash;
256 u16 ast_idx;
257 u16 tcl_metadata;
258 u8 hal_addr_search_flags;
259 u8 search_type;
260
261 struct ath12k *ar;
262
263 int bank_id;
264 u8 vdev_id_check_en;
265
266 struct wmi_wmm_params_all_arg wmm_params;
267 struct list_head list;
268
269 bool is_created;
270 bool is_started;
271 bool is_up;
272 u8 bssid[ETH_ALEN];
273 struct cfg80211_bitrate_mask bitrate_mask;
274 struct delayed_work connection_loss_work;
275 int num_legacy_stations;
276 int rtscts_prot_mode;
277 int txpower;
278 bool rsnie_present;
279 bool wpaie_present;
280 struct ieee80211_chanctx_conf chanctx;
281 u8 vdev_stats_id;
282 u32 punct_bitmap;
283 u8 link_id;
284 struct ath12k_vif *ahvif;
285 struct ath12k_rekey_data rekey_data;
286 };
287
288 struct ath12k_vif {
289 enum wmi_vdev_type vdev_type;
290 enum wmi_vdev_subtype vdev_subtype;
291 struct ieee80211_vif *vif;
292 struct ath12k_hw *ah;
293
294 union {
295 struct {
296 u32 uapsd;
297 } sta;
298 struct {
299 /* 127 stations; wmi limit */
300 u8 tim_bitmap[16];
301 u8 tim_len;
302 u32 ssid_len;
303 u8 ssid[IEEE80211_MAX_SSID_LEN];
304 bool hidden_ssid;
305 /* P2P_IE with NoA attribute for P2P_GO case */
306 u32 noa_len;
307 u8 *noa_data;
308 } ap;
309 } u;
310
311 u32 aid;
312 u32 key_cipher;
313 u8 tx_encap_type;
314 bool ps;
315
316 struct ath12k_link_vif deflink;
317 struct ath12k_link_vif __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
318 struct ath12k_vif_cache *cache[IEEE80211_MLD_MAX_NUM_LINKS];
319 /* indicates bitmap of link vif created in FW */
320 u16 links_map;
321
322 /* Must be last - ends in a flexible-array member.
323 *
324 * FIXME: Driver should not copy struct ieee80211_chanctx_conf,
325 * especially because it has a flexible array. Find a better way.
326 */
327 struct ieee80211_chanctx_conf chanctx;
328 };
329
330 struct ath12k_vif_iter {
331 u32 vdev_id;
332 struct ath12k *ar;
333 struct ath12k_link_vif *arvif;
334 };
335
336 #define HAL_AST_IDX_INVALID 0xFFFF
337 #define HAL_RX_MAX_MCS 12
338 #define HAL_RX_MAX_MCS_HT 31
339 #define HAL_RX_MAX_MCS_VHT 9
340 #define HAL_RX_MAX_MCS_HE 11
341 #define HAL_RX_MAX_NSS 8
342 #define HAL_RX_MAX_NUM_LEGACY_RATES 12
343 #define ATH12K_RX_RATE_TABLE_11AX_NUM 576
344 #define ATH12K_RX_RATE_TABLE_NUM 320
345
346 struct ath12k_rx_peer_rate_stats {
347 u64 ht_mcs_count[HAL_RX_MAX_MCS_HT + 1];
348 u64 vht_mcs_count[HAL_RX_MAX_MCS_VHT + 1];
349 u64 he_mcs_count[HAL_RX_MAX_MCS_HE + 1];
350 u64 nss_count[HAL_RX_MAX_NSS];
351 u64 bw_count[HAL_RX_BW_MAX];
352 u64 gi_count[HAL_RX_GI_MAX];
353 u64 legacy_count[HAL_RX_MAX_NUM_LEGACY_RATES];
354 u64 rx_rate[ATH12K_RX_RATE_TABLE_11AX_NUM];
355 };
356
357 struct ath12k_rx_peer_stats {
358 u64 num_msdu;
359 u64 num_mpdu_fcs_ok;
360 u64 num_mpdu_fcs_err;
361 u64 tcp_msdu_count;
362 u64 udp_msdu_count;
363 u64 other_msdu_count;
364 u64 ampdu_msdu_count;
365 u64 non_ampdu_msdu_count;
366 u64 stbc_count;
367 u64 beamformed_count;
368 u64 mcs_count[HAL_RX_MAX_MCS + 1];
369 u64 nss_count[HAL_RX_MAX_NSS];
370 u64 bw_count[HAL_RX_BW_MAX];
371 u64 gi_count[HAL_RX_GI_MAX];
372 u64 coding_count[HAL_RX_SU_MU_CODING_MAX];
373 u64 tid_count[IEEE80211_NUM_TIDS + 1];
374 u64 pream_cnt[HAL_RX_PREAMBLE_MAX];
375 u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX];
376 u64 rx_duration;
377 u64 dcm_count;
378 u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX];
379 struct ath12k_rx_peer_rate_stats pkt_stats;
380 struct ath12k_rx_peer_rate_stats byte_stats;
381 };
382
383 #define ATH12K_HE_MCS_NUM 12
384 #define ATH12K_VHT_MCS_NUM 10
385 #define ATH12K_BW_NUM 5
386 #define ATH12K_NSS_NUM 4
387 #define ATH12K_LEGACY_NUM 12
388 #define ATH12K_GI_NUM 4
389 #define ATH12K_HT_MCS_NUM 32
390
391 enum ath12k_pkt_rx_err {
392 ATH12K_PKT_RX_ERR_FCS,
393 ATH12K_PKT_RX_ERR_TKIP,
394 ATH12K_PKT_RX_ERR_CRYPT,
395 ATH12K_PKT_RX_ERR_PEER_IDX_INVAL,
396 ATH12K_PKT_RX_ERR_MAX,
397 };
398
399 enum ath12k_ampdu_subfrm_num {
400 ATH12K_AMPDU_SUBFRM_NUM_10,
401 ATH12K_AMPDU_SUBFRM_NUM_20,
402 ATH12K_AMPDU_SUBFRM_NUM_30,
403 ATH12K_AMPDU_SUBFRM_NUM_40,
404 ATH12K_AMPDU_SUBFRM_NUM_50,
405 ATH12K_AMPDU_SUBFRM_NUM_60,
406 ATH12K_AMPDU_SUBFRM_NUM_MORE,
407 ATH12K_AMPDU_SUBFRM_NUM_MAX,
408 };
409
410 enum ath12k_amsdu_subfrm_num {
411 ATH12K_AMSDU_SUBFRM_NUM_1,
412 ATH12K_AMSDU_SUBFRM_NUM_2,
413 ATH12K_AMSDU_SUBFRM_NUM_3,
414 ATH12K_AMSDU_SUBFRM_NUM_4,
415 ATH12K_AMSDU_SUBFRM_NUM_MORE,
416 ATH12K_AMSDU_SUBFRM_NUM_MAX,
417 };
418
419 enum ath12k_counter_type {
420 ATH12K_COUNTER_TYPE_BYTES,
421 ATH12K_COUNTER_TYPE_PKTS,
422 ATH12K_COUNTER_TYPE_MAX,
423 };
424
425 enum ath12k_stats_type {
426 ATH12K_STATS_TYPE_SUCC,
427 ATH12K_STATS_TYPE_FAIL,
428 ATH12K_STATS_TYPE_RETRY,
429 ATH12K_STATS_TYPE_AMPDU,
430 ATH12K_STATS_TYPE_MAX,
431 };
432
433 struct ath12k_htt_data_stats {
434 u64 legacy[ATH12K_COUNTER_TYPE_MAX][ATH12K_LEGACY_NUM];
435 u64 ht[ATH12K_COUNTER_TYPE_MAX][ATH12K_HT_MCS_NUM];
436 u64 vht[ATH12K_COUNTER_TYPE_MAX][ATH12K_VHT_MCS_NUM];
437 u64 he[ATH12K_COUNTER_TYPE_MAX][ATH12K_HE_MCS_NUM];
438 u64 bw[ATH12K_COUNTER_TYPE_MAX][ATH12K_BW_NUM];
439 u64 nss[ATH12K_COUNTER_TYPE_MAX][ATH12K_NSS_NUM];
440 u64 gi[ATH12K_COUNTER_TYPE_MAX][ATH12K_GI_NUM];
441 u64 transmit_type[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RECEPTION_TYPE_MAX];
442 u64 ru_loc[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RU_ALLOC_TYPE_MAX];
443 };
444
445 struct ath12k_htt_tx_stats {
446 struct ath12k_htt_data_stats stats[ATH12K_STATS_TYPE_MAX];
447 u64 tx_duration;
448 u64 ba_fails;
449 u64 ack_fails;
450 u16 ru_start;
451 u16 ru_tones;
452 u32 mu_group[MAX_MU_GROUP_ID];
453 };
454
455 struct ath12k_per_ppdu_tx_stats {
456 u16 succ_pkts;
457 u16 failed_pkts;
458 u16 retry_pkts;
459 u32 succ_bytes;
460 u32 failed_bytes;
461 u32 retry_bytes;
462 };
463
464 struct ath12k_wbm_tx_stats {
465 u64 wbm_tx_comp_stats[HAL_WBM_REL_HTT_TX_COMP_STATUS_MAX];
466 };
467
468 struct ath12k_link_sta {
469 struct ath12k_link_vif *arvif;
470 struct ath12k_sta *ahsta;
471
472 /* the following are protected by ar->data_lock */
473 u32 changed; /* IEEE80211_RC_* */
474 u32 bw;
475 u32 nss;
476 u32 smps;
477
478 struct wiphy_work update_wk;
479 struct rate_info txrate;
480 struct rate_info last_txrate;
481 u64 rx_duration;
482 u64 tx_duration;
483 u8 rssi_comb;
484 u8 link_id;
485 struct ath12k_rx_peer_stats *rx_stats;
486 struct ath12k_wbm_tx_stats *wbm_tx_stats;
487 u32 bw_prev;
488 };
489
490 struct ath12k_sta {
491 enum hal_pn_type pn_type;
492 struct ath12k_link_sta deflink;
493 struct ath12k_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
494 /* indicates bitmap of link sta created in FW */
495 u16 links_map;
496 };
497
498 #define ATH12K_MIN_5G_FREQ 4150
499 #define ATH12K_MIN_6G_FREQ 5925
500 #define ATH12K_MAX_6G_FREQ 7115
501 #define ATH12K_NUM_CHANS 101
502 #define ATH12K_MAX_5G_CHAN 173
503
504 enum ath12k_hw_state {
505 ATH12K_HW_STATE_OFF,
506 ATH12K_HW_STATE_ON,
507 ATH12K_HW_STATE_RESTARTING,
508 ATH12K_HW_STATE_RESTARTED,
509 ATH12K_HW_STATE_WEDGED,
510 /* Add other states as required */
511 };
512
513 /* Antenna noise floor */
514 #define ATH12K_DEFAULT_NOISE_FLOOR -95
515
516 struct ath12k_fw_stats {
517 u32 pdev_id;
518 u32 stats_id;
519 struct list_head pdevs;
520 struct list_head vdevs;
521 struct list_head bcn;
522 };
523
524 struct ath12k_dbg_htt_stats {
525 enum ath12k_dbg_htt_ext_stats_type type;
526 u32 cfg_param[4];
527 u8 reset;
528 struct debug_htt_stats_req *stats_req;
529 };
530
531 struct ath12k_debug {
532 struct dentry *debugfs_pdev;
533 struct dentry *debugfs_pdev_symlink;
534 struct ath12k_dbg_htt_stats htt_stats;
535 };
536
537 struct ath12k_per_peer_tx_stats {
538 u32 succ_bytes;
539 u32 retry_bytes;
540 u32 failed_bytes;
541 u32 duration;
542 u16 succ_pkts;
543 u16 retry_pkts;
544 u16 failed_pkts;
545 u16 ru_start;
546 u16 ru_tones;
547 u8 ba_fails;
548 u8 ppdu_type;
549 u32 mu_grpid;
550 u32 mu_pos;
551 bool is_ampdu;
552 };
553
554 #define ATH12K_FLUSH_TIMEOUT (5 * HZ)
555 #define ATH12K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
556
557 struct ath12k {
558 struct ath12k_base *ab;
559 struct ath12k_pdev *pdev;
560 struct ath12k_hw *ah;
561 struct ath12k_wmi_pdev *wmi;
562 struct ath12k_pdev_dp dp;
563 u8 mac_addr[ETH_ALEN];
564 u32 ht_cap_info;
565 u32 vht_cap_info;
566 struct ath12k_he ar_he;
567 bool supports_6ghz;
568 struct {
569 struct completion started;
570 struct completion completed;
571 struct completion on_channel;
572 struct delayed_work timeout;
573 enum ath12k_scan_state state;
574 bool is_roc;
575 int vdev_id;
576 int roc_freq;
577 bool roc_notify;
578 } scan;
579
580 struct {
581 struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
582 struct ieee80211_sband_iftype_data
583 iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
584 } mac;
585
586 unsigned long dev_flags;
587 unsigned int filter_flags;
588 u32 min_tx_power;
589 u32 max_tx_power;
590 u32 txpower_limit_2g;
591 u32 txpower_limit_5g;
592 u32 txpower_scale;
593 u32 power_scale;
594 u32 chan_tx_pwr;
595 u32 num_stations;
596 u32 max_num_stations;
597
598 /* protects the radio specific data like debug stats, ppdu_stats_info stats,
599 * vdev_stop_status info, scan data, ath12k_sta info, ath12k_link_vif info,
600 * channel context data, survey info, test mode data.
601 */
602 spinlock_t data_lock;
603
604 struct list_head arvifs;
605 /* should never be NULL; needed for regular htt rx */
606 struct ieee80211_channel *rx_channel;
607
608 /* valid during scan; needed for mgmt rx during scan */
609 struct ieee80211_channel *scan_channel;
610
611 u8 cfg_tx_chainmask;
612 u8 cfg_rx_chainmask;
613 u8 num_rx_chains;
614 u8 num_tx_chains;
615 /* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */
616 u8 pdev_idx;
617 u8 lmac_id;
618 u8 hw_link_id;
619
620 struct completion peer_assoc_done;
621 struct completion peer_delete_done;
622
623 int install_key_status;
624 struct completion install_key_done;
625
626 int last_wmi_vdev_start_status;
627 struct completion vdev_setup_done;
628 struct completion vdev_delete_done;
629
630 int num_peers;
631 int max_num_peers;
632 u32 num_started_vdevs;
633 u32 num_created_vdevs;
634 unsigned long long allocated_vdev_map;
635
636 struct idr txmgmt_idr;
637 /* protects txmgmt_idr data */
638 spinlock_t txmgmt_idr_lock;
639 atomic_t num_pending_mgmt_tx;
640 wait_queue_head_t txmgmt_empty_waitq;
641
642 /* cycle count is reported twice for each visited channel during scan.
643 * access protected by data_lock
644 */
645 u32 survey_last_rx_clear_count;
646 u32 survey_last_cycle_count;
647
648 /* Channel info events are expected to come in pairs without and with
649 * COMPLETE flag set respectively for each channel visit during scan.
650 *
651 * However there are deviations from this rule. This flag is used to
652 * avoid reporting garbage data.
653 */
654 bool ch_info_can_report_survey;
655 struct survey_info survey[ATH12K_NUM_CHANS];
656 struct completion bss_survey_done;
657
658 struct work_struct regd_update_work;
659
660 struct work_struct wmi_mgmt_tx_work;
661 struct sk_buff_head wmi_mgmt_tx_queue;
662
663 struct ath12k_wow wow;
664 struct completion target_suspend;
665 bool target_suspend_ack;
666 struct ath12k_per_peer_tx_stats peer_tx_stats;
667 struct list_head ppdu_stats_info;
668 u32 ppdu_stat_list_depth;
669
670 struct ath12k_per_peer_tx_stats cached_stats;
671 u32 last_ppdu_id;
672 u32 cached_ppdu_id;
673 #ifdef CONFIG_ATH12K_DEBUGFS
674 struct ath12k_debug debug;
675 #endif
676
677 bool dfs_block_radar_events;
678 bool monitor_conf_enabled;
679 bool monitor_vdev_created;
680 bool monitor_started;
681 int monitor_vdev_id;
682
683 u32 freq_low;
684 u32 freq_high;
685
686 bool nlo_enabled;
687 };
688
689 struct ath12k_hw {
690 struct ieee80211_hw *hw;
691 /* Protect the write operation of the hardware state ath12k_hw::state
692 * between hardware start<=>reconfigure<=>stop transitions.
693 */
694 struct mutex hw_mutex;
695 enum ath12k_hw_state state;
696 bool regd_updated;
697 bool use_6ghz_regd;
698
699 u8 num_radio;
700
701 /* Keep last */
702 struct ath12k radio[] __aligned(sizeof(void *));
703 };
704
705 struct ath12k_band_cap {
706 u32 phy_id;
707 u32 max_bw_supported;
708 u32 ht_cap_info;
709 u32 he_cap_info[2];
710 u32 he_mcs;
711 u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
712 struct ath12k_wmi_ppe_threshold_arg he_ppet;
713 u16 he_6ghz_capa;
714 u32 eht_cap_mac_info[WMI_MAX_EHTCAP_MAC_SIZE];
715 u32 eht_cap_phy_info[WMI_MAX_EHTCAP_PHY_SIZE];
716 u32 eht_mcs_20_only;
717 u32 eht_mcs_80;
718 u32 eht_mcs_160;
719 u32 eht_mcs_320;
720 struct ath12k_wmi_ppe_threshold_arg eht_ppet;
721 u32 eht_cap_info_internal;
722 };
723
724 struct ath12k_pdev_cap {
725 u32 supported_bands;
726 u32 ampdu_density;
727 u32 vht_cap;
728 u32 vht_mcs;
729 u32 he_mcs;
730 u32 tx_chain_mask;
731 u32 rx_chain_mask;
732 u32 tx_chain_mask_shift;
733 u32 rx_chain_mask_shift;
734 struct ath12k_band_cap band[NUM_NL80211_BANDS];
735 };
736
737 struct mlo_timestamp {
738 u32 info;
739 u32 sync_timestamp_lo_us;
740 u32 sync_timestamp_hi_us;
741 u32 mlo_offset_lo;
742 u32 mlo_offset_hi;
743 u32 mlo_offset_clks;
744 u32 mlo_comp_clks;
745 u32 mlo_comp_timer;
746 };
747
748 struct ath12k_pdev {
749 struct ath12k *ar;
750 u32 pdev_id;
751 u32 hw_link_id;
752 struct ath12k_pdev_cap cap;
753 u8 mac_addr[ETH_ALEN];
754 struct mlo_timestamp timestamp;
755 };
756
757 struct ath12k_fw_pdev {
758 u32 pdev_id;
759 u32 phy_id;
760 u32 supported_bands;
761 };
762
763 struct ath12k_board_data {
764 const struct firmware *fw;
765 const void *data;
766 size_t len;
767 };
768
769 struct ath12k_soc_dp_tx_err_stats {
770 /* TCL Ring Descriptor unavailable */
771 u32 desc_na[DP_TCL_NUM_RING_MAX];
772 /* Other failures during dp_tx due to mem allocation failure
773 * idr unavailable etc.
774 */
775 atomic_t misc_fail;
776 };
777
778 struct ath12k_soc_dp_stats {
779 u32 err_ring_pkts;
780 u32 invalid_rbm;
781 u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX];
782 u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];
783 u32 hal_reo_error[DP_REO_DST_RING_MAX];
784 struct ath12k_soc_dp_tx_err_stats tx_err;
785 };
786
787 /**
788 * enum ath12k_link_capable_flags - link capable flags
789 *
790 * Single/Multi link capability information
791 *
792 * @ATH12K_INTRA_DEVICE_MLO_SUPPORT: SLO/MLO form between the radio, where all
793 * the links (radios) present within a device.
794 * @ATH12K_INTER_DEVICE_MLO_SUPPORT: SLO/MLO form between the radio, where all
795 * the links (radios) present across the devices.
796 */
797 enum ath12k_link_capable_flags {
798 ATH12K_INTRA_DEVICE_MLO_SUPPORT = BIT(0),
799 ATH12K_INTER_DEVICE_MLO_SUPPORT = BIT(1),
800 };
801
802 /* Master structure to hold the hw data which may be used in core module */
803 struct ath12k_base {
804 enum ath12k_hw_rev hw_rev;
805 struct platform_device *pdev;
806 struct device *dev;
807 struct ath12k_qmi qmi;
808 struct ath12k_wmi_base wmi_ab;
809 struct completion fw_ready;
810 u8 device_id;
811 int num_radios;
812 /* HW channel counters frequency value in hertz common to all MACs */
813 u32 cc_freq_hz;
814
815 struct ath12k_dump_file_data *dump_data;
816 size_t ath12k_coredump_len;
817 struct work_struct dump_work;
818
819 struct ath12k_htc htc;
820
821 struct ath12k_dp dp;
822
823 void __iomem *mem;
824 unsigned long mem_len;
825
826 struct {
827 enum ath12k_bus bus;
828 const struct ath12k_hif_ops *ops;
829 } hif;
830
831 struct {
832 struct completion wakeup_completed;
833 u32 wmi_conf_rx_decap_mode;
834 } wow;
835
836 struct ath12k_ce ce;
837 struct timer_list rx_replenish_retry;
838 struct ath12k_hal hal;
839 /* To synchronize core_start/core_stop */
840 struct mutex core_lock;
841 /* Protects data like peers */
842 spinlock_t base_lock;
843
844 /* Single pdev device (struct ath12k_hw_params::single_pdev_only):
845 *
846 * Firmware maintains data for all bands but advertises a single
847 * phy to the host which is stored as a single element in this
848 * array.
849 *
850 * Other devices:
851 *
852 * This array will contain as many elements as the number of
853 * radios.
854 */
855 struct ath12k_pdev pdevs[MAX_RADIOS];
856
857 /* struct ath12k_hw_params::single_pdev_only devices use this to
858 * store phy specific data
859 */
860 struct ath12k_fw_pdev fw_pdev[MAX_RADIOS];
861 u8 fw_pdev_count;
862
863 struct ath12k_pdev __rcu *pdevs_active[MAX_RADIOS];
864
865 /* Holds information of wiphy (hw) registration.
866 *
867 * In Multi/Single Link Operation case, all pdevs are registered as
868 * a single wiphy. In other (legacy/Non-MLO) cases, each pdev is
869 * registered as separate wiphys.
870 */
871 struct ath12k_hw *ah[MAX_RADIOS];
872 u8 num_hw;
873
874 struct ath12k_wmi_hal_reg_capabilities_ext_arg hal_reg_cap[MAX_RADIOS];
875 unsigned long long free_vdev_map;
876 unsigned long long free_vdev_stats_id_map;
877 struct list_head peers;
878 wait_queue_head_t peer_mapping_wq;
879 u8 mac_addr[ETH_ALEN];
880 bool wmi_ready;
881 u32 wlan_init_status;
882 int irq_num[ATH12K_IRQ_NUM_MAX];
883 struct ath12k_ext_irq_grp ext_irq_grp[ATH12K_EXT_IRQ_GRP_NUM_MAX];
884 struct napi_struct *napi;
885 struct ath12k_wmi_target_cap_arg target_caps;
886 u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE];
887 bool pdevs_macaddr_valid;
888
889 const struct ath12k_hw_params *hw_params;
890
891 const struct firmware *cal_file;
892
893 /* Below regd's are protected by ab->data_lock */
894 /* This is the regd set for every radio
895 * by the firmware during initialization
896 */
897 struct ieee80211_regdomain *default_regd[MAX_RADIOS];
898 /* This regd is set during dynamic country setting
899 * This may or may not be used during the runtime
900 */
901 struct ieee80211_regdomain *new_regd[MAX_RADIOS];
902
903 /* Current DFS Regulatory */
904 enum ath12k_dfs_region dfs_region;
905 struct ath12k_soc_dp_stats soc_stats;
906 #ifdef CONFIG_ATH12K_DEBUGFS
907 struct dentry *debugfs_soc;
908 #endif
909
910 unsigned long dev_flags;
911 struct completion driver_recovery;
912 struct workqueue_struct *workqueue;
913 struct work_struct restart_work;
914 struct workqueue_struct *workqueue_aux;
915 struct work_struct reset_work;
916 atomic_t reset_count;
917 atomic_t recovery_count;
918 bool is_reset;
919 struct completion reset_complete;
920 /* continuous recovery fail count */
921 atomic_t fail_cont_count;
922 unsigned long reset_fail_timeout;
923 struct {
924 /* protected by data_lock */
925 u32 fw_crash_counter;
926 } stats;
927 u32 pktlog_defs_checksum;
928
929 struct ath12k_dbring_cap *db_caps;
930 u32 num_db_cap;
931
932 struct timer_list mon_reap_timer;
933
934 struct completion htc_suspend;
935
936 u64 fw_soc_drop_count;
937 bool static_window_map;
938
939 struct work_struct rfkill_work;
940 /* true means radio is on */
941 bool rfkill_radio_on;
942
943 struct {
944 enum ath12k_bdf_search bdf_search;
945 u32 vendor;
946 u32 device;
947 u32 subsystem_vendor;
948 u32 subsystem_device;
949 } id;
950
951 struct {
952 u32 api_version;
953
954 const struct firmware *fw;
955 const u8 *amss_data;
956 size_t amss_len;
957 const u8 *amss_dualmac_data;
958 size_t amss_dualmac_len;
959 const u8 *m3_data;
960 size_t m3_len;
961
962 DECLARE_BITMAP(fw_features, ATH12K_FW_FEATURE_COUNT);
963 } fw;
964
965 const struct hal_rx_ops *hal_rx_ops;
966
967 /* mlo_capable_flags denotes the single/multi link operation
968 * capabilities of the Device.
969 *
970 * See enum ath12k_link_capable_flags
971 */
972 u8 mlo_capable_flags;
973
974 struct completion restart_completed;
975
976 #ifdef CONFIG_ACPI
977
978 struct {
979 bool started;
980 u32 func_bit;
981 bool acpi_tas_enable;
982 bool acpi_bios_sar_enable;
983 u8 tas_cfg[ATH12K_ACPI_DSM_TAS_CFG_SIZE];
984 u8 tas_sar_power_table[ATH12K_ACPI_DSM_TAS_DATA_SIZE];
985 u8 bios_sar_data[ATH12K_ACPI_DSM_BIOS_SAR_DATA_SIZE];
986 u8 geo_offset_data[ATH12K_ACPI_DSM_GEO_OFFSET_DATA_SIZE];
987 u8 cca_data[ATH12K_ACPI_DSM_CCA_DATA_SIZE];
988 u8 band_edge_power[ATH12K_ACPI_DSM_BAND_EDGE_DATA_SIZE];
989 } acpi;
990
991 #endif /* CONFIG_ACPI */
992
993 struct notifier_block panic_nb;
994
995 /* must be last */
996 u8 drv_priv[] __aligned(sizeof(void *));
997 };
998
999 struct ath12k_pdev_map {
1000 struct ath12k_base *ab;
1001 u8 pdev_idx;
1002 };
1003
1004 int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab);
1005 int ath12k_core_pre_init(struct ath12k_base *ab);
1006 int ath12k_core_init(struct ath12k_base *ath12k);
1007 void ath12k_core_deinit(struct ath12k_base *ath12k);
1008 struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size,
1009 enum ath12k_bus bus);
1010 void ath12k_core_free(struct ath12k_base *ath12k);
1011 int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab,
1012 struct ath12k_board_data *bd,
1013 char *filename);
1014 int ath12k_core_fetch_bdf(struct ath12k_base *ath12k,
1015 struct ath12k_board_data *bd);
1016 void ath12k_core_free_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd);
1017 int ath12k_core_fetch_regdb(struct ath12k_base *ab, struct ath12k_board_data *bd);
1018 int ath12k_core_check_dt(struct ath12k_base *ath12k);
1019 int ath12k_core_check_smbios(struct ath12k_base *ab);
1020 void ath12k_core_halt(struct ath12k *ar);
1021 int ath12k_core_resume_early(struct ath12k_base *ab);
1022 int ath12k_core_resume(struct ath12k_base *ab);
1023 int ath12k_core_suspend(struct ath12k_base *ab);
1024 int ath12k_core_suspend_late(struct ath12k_base *ab);
1025
1026 const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab,
1027 const char *filename);
1028 u32 ath12k_core_get_max_station_per_radio(struct ath12k_base *ab);
1029 u32 ath12k_core_get_max_peers_per_radio(struct ath12k_base *ab);
1030 u32 ath12k_core_get_max_num_tids(struct ath12k_base *ab);
1031
ath12k_scan_state_str(enum ath12k_scan_state state)1032 static inline const char *ath12k_scan_state_str(enum ath12k_scan_state state)
1033 {
1034 switch (state) {
1035 case ATH12K_SCAN_IDLE:
1036 return "idle";
1037 case ATH12K_SCAN_STARTING:
1038 return "starting";
1039 case ATH12K_SCAN_RUNNING:
1040 return "running";
1041 case ATH12K_SCAN_ABORTING:
1042 return "aborting";
1043 }
1044
1045 return "unknown";
1046 }
1047
ATH12K_SKB_CB(struct sk_buff * skb)1048 static inline struct ath12k_skb_cb *ATH12K_SKB_CB(struct sk_buff *skb)
1049 {
1050 BUILD_BUG_ON(sizeof(struct ath12k_skb_cb) >
1051 IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
1052 return (struct ath12k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
1053 }
1054
ATH12K_SKB_RXCB(struct sk_buff * skb)1055 static inline struct ath12k_skb_rxcb *ATH12K_SKB_RXCB(struct sk_buff *skb)
1056 {
1057 BUILD_BUG_ON(sizeof(struct ath12k_skb_rxcb) > sizeof(skb->cb));
1058 return (struct ath12k_skb_rxcb *)skb->cb;
1059 }
1060
ath12k_vif_to_ahvif(struct ieee80211_vif * vif)1061 static inline struct ath12k_vif *ath12k_vif_to_ahvif(struct ieee80211_vif *vif)
1062 {
1063 return (struct ath12k_vif *)vif->drv_priv;
1064 }
1065
ath12k_sta_to_ahsta(struct ieee80211_sta * sta)1066 static inline struct ath12k_sta *ath12k_sta_to_ahsta(struct ieee80211_sta *sta)
1067 {
1068 return (struct ath12k_sta *)sta->drv_priv;
1069 }
1070
ath12k_ahsta_to_sta(struct ath12k_sta * ahsta)1071 static inline struct ieee80211_sta *ath12k_ahsta_to_sta(struct ath12k_sta *ahsta)
1072 {
1073 return container_of((void *)ahsta, struct ieee80211_sta, drv_priv);
1074 }
1075
ath12k_ahvif_to_vif(struct ath12k_vif * ahvif)1076 static inline struct ieee80211_vif *ath12k_ahvif_to_vif(struct ath12k_vif *ahvif)
1077 {
1078 return container_of((void *)ahvif, struct ieee80211_vif, drv_priv);
1079 }
1080
ath12k_ab_to_ar(struct ath12k_base * ab,int mac_id)1081 static inline struct ath12k *ath12k_ab_to_ar(struct ath12k_base *ab,
1082 int mac_id)
1083 {
1084 return ab->pdevs[ath12k_hw_mac_id_to_pdev_id(ab->hw_params, mac_id)].ar;
1085 }
1086
ath12k_core_create_firmware_path(struct ath12k_base * ab,const char * filename,void * buf,size_t buf_len)1087 static inline void ath12k_core_create_firmware_path(struct ath12k_base *ab,
1088 const char *filename,
1089 void *buf, size_t buf_len)
1090 {
1091 snprintf(buf, buf_len, "%s/%s/%s", ATH12K_FW_DIR,
1092 ab->hw_params->fw.dir, filename);
1093 }
1094
ath12k_bus_str(enum ath12k_bus bus)1095 static inline const char *ath12k_bus_str(enum ath12k_bus bus)
1096 {
1097 switch (bus) {
1098 case ATH12K_BUS_PCI:
1099 return "pci";
1100 }
1101
1102 return "unknown";
1103 }
1104
ath12k_hw_to_ah(struct ieee80211_hw * hw)1105 static inline struct ath12k_hw *ath12k_hw_to_ah(struct ieee80211_hw *hw)
1106 {
1107 return hw->priv;
1108 }
1109
ath12k_ah_to_ar(struct ath12k_hw * ah,u8 hw_link_id)1110 static inline struct ath12k *ath12k_ah_to_ar(struct ath12k_hw *ah, u8 hw_link_id)
1111 {
1112 if (WARN(hw_link_id >= ah->num_radio,
1113 "bad hw link id %d, so switch to default link\n", hw_link_id))
1114 hw_link_id = 0;
1115
1116 return &ah->radio[hw_link_id];
1117 }
1118
ath12k_ar_to_ah(struct ath12k * ar)1119 static inline struct ath12k_hw *ath12k_ar_to_ah(struct ath12k *ar)
1120 {
1121 return ar->ah;
1122 }
1123
ath12k_ar_to_hw(struct ath12k * ar)1124 static inline struct ieee80211_hw *ath12k_ar_to_hw(struct ath12k *ar)
1125 {
1126 return ar->ah->hw;
1127 }
1128
1129 #define for_each_ar(ah, ar, index) \
1130 for ((index) = 0; ((index) < (ah)->num_radio && \
1131 ((ar) = &(ah)->radio[(index)])); (index)++)
1132 #endif /* _CORE_H_ */
1133