1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
2 /*
3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
4  */
5 
6 #ifndef ATH11K_CORE_H
7 #define ATH11K_CORE_H
8 
9 #include <linux/types.h>
10 #include <linux/interrupt.h>
11 #include <linux/irq.h>
12 #include <linux/bitfield.h>
13 #include "qmi.h"
14 #include "htc.h"
15 #include "wmi.h"
16 #include "hal.h"
17 #include "dp.h"
18 #include "ce.h"
19 #include "mac.h"
20 #include "hw.h"
21 #include "hal_rx.h"
22 #include "reg.h"
23 #include "thermal.h"
24 #include "dbring.h"
25 #include "spectral.h"
26 
27 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
28 
29 #define ATH11K_TX_MGMT_NUM_PENDING_MAX	512
30 
31 #define ATH11K_TX_MGMT_TARGET_MAX_SUPPORT_WMI 64
32 
33 /* Pending management packets threshold for dropping probe responses */
34 #define ATH11K_PRB_RSP_DROP_THRESHOLD ((ATH11K_TX_MGMT_TARGET_MAX_SUPPORT_WMI * 3) / 4)
35 
36 #define ATH11K_INVALID_HW_MAC_ID	0xFF
37 #define ATH11K_CONNECTION_LOSS_HZ	(3 * HZ)
38 
39 extern unsigned int ath11k_frame_mode;
40 
41 #define ATH11K_MON_TIMER_INTERVAL  10
42 
43 enum ath11k_supported_bw {
44 	ATH11K_BW_20	= 0,
45 	ATH11K_BW_40	= 1,
46 	ATH11K_BW_80	= 2,
47 	ATH11K_BW_160	= 3,
48 };
49 
50 enum wme_ac {
51 	WME_AC_BE,
52 	WME_AC_BK,
53 	WME_AC_VI,
54 	WME_AC_VO,
55 	WME_NUM_AC
56 };
57 
58 #define ATH11K_HT_MCS_MAX	7
59 #define ATH11K_VHT_MCS_MAX	9
60 #define ATH11K_HE_MCS_MAX	11
61 
62 enum ath11k_crypt_mode {
63 	/* Only use hardware crypto engine */
64 	ATH11K_CRYPT_MODE_HW,
65 	/* Only use software crypto */
66 	ATH11K_CRYPT_MODE_SW,
67 };
68 
69 static inline enum wme_ac ath11k_tid_to_ac(u32 tid)
70 {
71 	return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
72 		((tid == 1) || (tid == 2)) ? WME_AC_BK :
73 		((tid == 4) || (tid == 5)) ? WME_AC_VI :
74 		WME_AC_VO);
75 }
76 
77 enum ath11k_skb_flags {
78 	ATH11K_SKB_HW_80211_ENCAP = BIT(0),
79 	ATH11K_SKB_CIPHER_SET = BIT(1),
80 };
81 
82 struct ath11k_skb_cb {
83 	dma_addr_t paddr;
84 	u8 eid;
85 	u8 flags;
86 	u32 cipher;
87 	struct ath11k *ar;
88 	struct ieee80211_vif *vif;
89 } __packed;
90 
91 struct ath11k_skb_rxcb {
92 	dma_addr_t paddr;
93 	bool is_first_msdu;
94 	bool is_last_msdu;
95 	bool is_continuation;
96 	bool is_mcbc;
97 	bool is_eapol;
98 	struct hal_rx_desc *rx_desc;
99 	u8 err_rel_src;
100 	u8 err_code;
101 	u8 mac_id;
102 	u8 unmapped;
103 	u8 is_frag;
104 	u8 tid;
105 	u16 peer_id;
106 	u16 seq_no;
107 };
108 
109 enum ath11k_hw_rev {
110 	ATH11K_HW_IPQ8074,
111 	ATH11K_HW_QCA6390_HW20,
112 	ATH11K_HW_IPQ6018_HW10,
113 	ATH11K_HW_QCN9074_HW10,
114 	ATH11K_HW_WCN6855_HW20,
115 };
116 
117 enum ath11k_firmware_mode {
118 	/* the default mode, standard 802.11 functionality */
119 	ATH11K_FIRMWARE_MODE_NORMAL,
120 
121 	/* factory tests etc */
122 	ATH11K_FIRMWARE_MODE_FTM,
123 
124 	/* Cold boot calibration */
125 	ATH11K_FIRMWARE_MODE_COLD_BOOT = 7,
126 };
127 
128 extern bool ath11k_cold_boot_cal;
129 
130 #define ATH11K_IRQ_NUM_MAX 52
131 #define ATH11K_EXT_IRQ_NUM_MAX	16
132 
133 struct ath11k_ext_irq_grp {
134 	struct ath11k_base *ab;
135 	u32 irqs[ATH11K_EXT_IRQ_NUM_MAX];
136 	u32 num_irq;
137 	u32 grp_id;
138 	u64 timestamp;
139 	struct napi_struct napi;
140 	struct net_device napi_ndev;
141 };
142 
143 #define HEHANDLE_CAP_PHYINFO_SIZE       3
144 #define HECAP_PHYINFO_SIZE              9
145 #define HECAP_MACINFO_SIZE              5
146 #define HECAP_TXRX_MCS_NSS_SIZE         2
147 #define HECAP_PPET16_PPET8_MAX_SIZE     25
148 
149 #define HE_PPET16_PPET8_SIZE            8
150 
151 /* 802.11ax PPE (PPDU packet Extension) threshold */
152 struct he_ppe_threshold {
153 	u32 numss_m1;
154 	u32 ru_mask;
155 	u32 ppet16_ppet8_ru3_ru0[HE_PPET16_PPET8_SIZE];
156 };
157 
158 struct ath11k_he {
159 	u8 hecap_macinfo[HECAP_MACINFO_SIZE];
160 	u32 hecap_rxmcsnssmap;
161 	u32 hecap_txmcsnssmap;
162 	u32 hecap_phyinfo[HEHANDLE_CAP_PHYINFO_SIZE];
163 	struct he_ppe_threshold   hecap_ppet;
164 	u32 heop_param;
165 };
166 
167 #define MAX_RADIOS 3
168 
169 enum {
170 	WMI_HOST_TP_SCALE_MAX   = 0,
171 	WMI_HOST_TP_SCALE_50    = 1,
172 	WMI_HOST_TP_SCALE_25    = 2,
173 	WMI_HOST_TP_SCALE_12    = 3,
174 	WMI_HOST_TP_SCALE_MIN   = 4,
175 	WMI_HOST_TP_SCALE_SIZE   = 5,
176 };
177 
178 enum ath11k_scan_state {
179 	ATH11K_SCAN_IDLE,
180 	ATH11K_SCAN_STARTING,
181 	ATH11K_SCAN_RUNNING,
182 	ATH11K_SCAN_ABORTING,
183 };
184 
185 enum ath11k_dev_flags {
186 	ATH11K_CAC_RUNNING,
187 	ATH11K_FLAG_CORE_REGISTERED,
188 	ATH11K_FLAG_CRASH_FLUSH,
189 	ATH11K_FLAG_RAW_MODE,
190 	ATH11K_FLAG_HW_CRYPTO_DISABLED,
191 	ATH11K_FLAG_BTCOEX,
192 	ATH11K_FLAG_RECOVERY,
193 	ATH11K_FLAG_UNREGISTERING,
194 	ATH11K_FLAG_REGISTERED,
195 	ATH11K_FLAG_QMI_FAIL,
196 	ATH11K_FLAG_HTC_SUSPEND_COMPLETE,
197 };
198 
199 enum ath11k_monitor_flags {
200 	ATH11K_FLAG_MONITOR_CONF_ENABLED,
201 	ATH11K_FLAG_MONITOR_STARTED,
202 	ATH11K_FLAG_MONITOR_VDEV_CREATED,
203 };
204 
205 struct ath11k_vif {
206 	u32 vdev_id;
207 	enum wmi_vdev_type vdev_type;
208 	enum wmi_vdev_subtype vdev_subtype;
209 	u32 beacon_interval;
210 	u32 dtim_period;
211 	u16 ast_hash;
212 	u16 ast_idx;
213 	u16 tcl_metadata;
214 	u8 hal_addr_search_flags;
215 	u8 search_type;
216 
217 	struct ath11k *ar;
218 	struct ieee80211_vif *vif;
219 
220 	u16 tx_seq_no;
221 	struct wmi_wmm_params_all_arg wmm_params;
222 	struct list_head list;
223 	union {
224 		struct {
225 			u32 uapsd;
226 		} sta;
227 		struct {
228 			/* 127 stations; wmi limit */
229 			u8 tim_bitmap[16];
230 			u8 tim_len;
231 			u32 ssid_len;
232 			u8 ssid[IEEE80211_MAX_SSID_LEN];
233 			bool hidden_ssid;
234 			/* P2P_IE with NoA attribute for P2P_GO case */
235 			u32 noa_len;
236 			u8 *noa_data;
237 		} ap;
238 	} u;
239 
240 	bool is_started;
241 	bool is_up;
242 	bool spectral_enabled;
243 	u32 aid;
244 	u8 bssid[ETH_ALEN];
245 	struct cfg80211_bitrate_mask bitrate_mask;
246 	struct delayed_work connection_loss_work;
247 	int num_legacy_stations;
248 	int rtscts_prot_mode;
249 	int txpower;
250 	bool rsnie_present;
251 	bool wpaie_present;
252 	struct ieee80211_chanctx_conf chanctx;
253 };
254 
255 struct ath11k_vif_iter {
256 	u32 vdev_id;
257 	struct ath11k_vif *arvif;
258 };
259 
260 struct ath11k_rx_peer_stats {
261 	u64 num_msdu;
262 	u64 num_mpdu_fcs_ok;
263 	u64 num_mpdu_fcs_err;
264 	u64 tcp_msdu_count;
265 	u64 udp_msdu_count;
266 	u64 other_msdu_count;
267 	u64 ampdu_msdu_count;
268 	u64 non_ampdu_msdu_count;
269 	u64 stbc_count;
270 	u64 beamformed_count;
271 	u64 mcs_count[HAL_RX_MAX_MCS + 1];
272 	u64 nss_count[HAL_RX_MAX_NSS];
273 	u64 bw_count[HAL_RX_BW_MAX];
274 	u64 gi_count[HAL_RX_GI_MAX];
275 	u64 coding_count[HAL_RX_SU_MU_CODING_MAX];
276 	u64 tid_count[IEEE80211_NUM_TIDS + 1];
277 	u64 pream_cnt[HAL_RX_PREAMBLE_MAX];
278 	u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX];
279 	u64 rx_duration;
280 	u64 dcm_count;
281 	u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX];
282 };
283 
284 #define ATH11K_HE_MCS_NUM       12
285 #define ATH11K_VHT_MCS_NUM      10
286 #define ATH11K_BW_NUM           4
287 #define ATH11K_NSS_NUM          4
288 #define ATH11K_LEGACY_NUM       12
289 #define ATH11K_GI_NUM           4
290 #define ATH11K_HT_MCS_NUM       32
291 
292 enum ath11k_pkt_rx_err {
293 	ATH11K_PKT_RX_ERR_FCS,
294 	ATH11K_PKT_RX_ERR_TKIP,
295 	ATH11K_PKT_RX_ERR_CRYPT,
296 	ATH11K_PKT_RX_ERR_PEER_IDX_INVAL,
297 	ATH11K_PKT_RX_ERR_MAX,
298 };
299 
300 enum ath11k_ampdu_subfrm_num {
301 	ATH11K_AMPDU_SUBFRM_NUM_10,
302 	ATH11K_AMPDU_SUBFRM_NUM_20,
303 	ATH11K_AMPDU_SUBFRM_NUM_30,
304 	ATH11K_AMPDU_SUBFRM_NUM_40,
305 	ATH11K_AMPDU_SUBFRM_NUM_50,
306 	ATH11K_AMPDU_SUBFRM_NUM_60,
307 	ATH11K_AMPDU_SUBFRM_NUM_MORE,
308 	ATH11K_AMPDU_SUBFRM_NUM_MAX,
309 };
310 
311 enum ath11k_amsdu_subfrm_num {
312 	ATH11K_AMSDU_SUBFRM_NUM_1,
313 	ATH11K_AMSDU_SUBFRM_NUM_2,
314 	ATH11K_AMSDU_SUBFRM_NUM_3,
315 	ATH11K_AMSDU_SUBFRM_NUM_4,
316 	ATH11K_AMSDU_SUBFRM_NUM_MORE,
317 	ATH11K_AMSDU_SUBFRM_NUM_MAX,
318 };
319 
320 enum ath11k_counter_type {
321 	ATH11K_COUNTER_TYPE_BYTES,
322 	ATH11K_COUNTER_TYPE_PKTS,
323 	ATH11K_COUNTER_TYPE_MAX,
324 };
325 
326 enum ath11k_stats_type {
327 	ATH11K_STATS_TYPE_SUCC,
328 	ATH11K_STATS_TYPE_FAIL,
329 	ATH11K_STATS_TYPE_RETRY,
330 	ATH11K_STATS_TYPE_AMPDU,
331 	ATH11K_STATS_TYPE_MAX,
332 };
333 
334 struct ath11k_htt_data_stats {
335 	u64 legacy[ATH11K_COUNTER_TYPE_MAX][ATH11K_LEGACY_NUM];
336 	u64 ht[ATH11K_COUNTER_TYPE_MAX][ATH11K_HT_MCS_NUM];
337 	u64 vht[ATH11K_COUNTER_TYPE_MAX][ATH11K_VHT_MCS_NUM];
338 	u64 he[ATH11K_COUNTER_TYPE_MAX][ATH11K_HE_MCS_NUM];
339 	u64 bw[ATH11K_COUNTER_TYPE_MAX][ATH11K_BW_NUM];
340 	u64 nss[ATH11K_COUNTER_TYPE_MAX][ATH11K_NSS_NUM];
341 	u64 gi[ATH11K_COUNTER_TYPE_MAX][ATH11K_GI_NUM];
342 };
343 
344 struct ath11k_htt_tx_stats {
345 	struct ath11k_htt_data_stats stats[ATH11K_STATS_TYPE_MAX];
346 	u64 tx_duration;
347 	u64 ba_fails;
348 	u64 ack_fails;
349 };
350 
351 struct ath11k_per_ppdu_tx_stats {
352 	u16 succ_pkts;
353 	u16 failed_pkts;
354 	u16 retry_pkts;
355 	u32 succ_bytes;
356 	u32 failed_bytes;
357 	u32 retry_bytes;
358 };
359 
360 struct ath11k_sta {
361 	struct ath11k_vif *arvif;
362 
363 	/* the following are protected by ar->data_lock */
364 	u32 changed; /* IEEE80211_RC_* */
365 	u32 bw;
366 	u32 nss;
367 	u32 smps;
368 	enum hal_pn_type pn_type;
369 
370 	struct work_struct update_wk;
371 	struct work_struct set_4addr_wk;
372 	struct rate_info txrate;
373 	struct rate_info last_txrate;
374 	u64 rx_duration;
375 	u64 tx_duration;
376 	u8 rssi_comb;
377 	struct ath11k_htt_tx_stats *tx_stats;
378 	struct ath11k_rx_peer_stats *rx_stats;
379 
380 #ifdef CONFIG_MAC80211_DEBUGFS
381 	/* protected by conf_mutex */
382 	bool aggr_mode;
383 #endif
384 
385 	bool use_4addr_set;
386 	u16 tcl_metadata;
387 };
388 
389 #define ATH11K_MIN_5G_FREQ 4150
390 #define ATH11K_MIN_6G_FREQ 5925
391 #define ATH11K_MAX_6G_FREQ 7115
392 #define ATH11K_NUM_CHANS 101
393 #define ATH11K_MAX_5G_CHAN 173
394 
395 enum ath11k_state {
396 	ATH11K_STATE_OFF,
397 	ATH11K_STATE_ON,
398 	ATH11K_STATE_RESTARTING,
399 	ATH11K_STATE_RESTARTED,
400 	ATH11K_STATE_WEDGED,
401 	/* Add other states as required */
402 };
403 
404 /* Antenna noise floor */
405 #define ATH11K_DEFAULT_NOISE_FLOOR -95
406 
407 struct ath11k_fw_stats {
408 	struct dentry *debugfs_fwstats;
409 	u32 pdev_id;
410 	u32 stats_id;
411 	struct list_head pdevs;
412 	struct list_head vdevs;
413 	struct list_head bcn;
414 };
415 
416 struct ath11k_dbg_htt_stats {
417 	u8 type;
418 	u8 reset;
419 	struct debug_htt_stats_req *stats_req;
420 	/* protects shared stats req buffer */
421 	spinlock_t lock;
422 };
423 
424 struct ath11k_debug {
425 	struct dentry *debugfs_pdev;
426 	struct ath11k_dbg_htt_stats htt_stats;
427 	u32 extd_tx_stats;
428 	struct ath11k_fw_stats fw_stats;
429 	struct completion fw_stats_complete;
430 	bool fw_stats_done;
431 	u32 extd_rx_stats;
432 	u32 pktlog_filter;
433 	u32 pktlog_mode;
434 	u32 pktlog_peer_valid;
435 	u8 pktlog_peer_addr[ETH_ALEN];
436 	u32 rx_filter;
437 };
438 
439 struct ath11k_per_peer_tx_stats {
440 	u32 succ_bytes;
441 	u32 retry_bytes;
442 	u32 failed_bytes;
443 	u16 succ_pkts;
444 	u16 retry_pkts;
445 	u16 failed_pkts;
446 	u32 duration;
447 	u8 ba_fails;
448 	bool is_ampdu;
449 };
450 
451 #define ATH11K_FLUSH_TIMEOUT (5 * HZ)
452 #define ATH11K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
453 
454 struct ath11k {
455 	struct ath11k_base *ab;
456 	struct ath11k_pdev *pdev;
457 	struct ieee80211_hw *hw;
458 	struct ieee80211_ops *ops;
459 	struct ath11k_pdev_wmi *wmi;
460 	struct ath11k_pdev_dp dp;
461 	u8 mac_addr[ETH_ALEN];
462 	u32 ht_cap_info;
463 	u32 vht_cap_info;
464 	struct ath11k_he ar_he;
465 	enum ath11k_state state;
466 	bool supports_6ghz;
467 	struct {
468 		struct completion started;
469 		struct completion completed;
470 		struct completion on_channel;
471 		struct delayed_work timeout;
472 		enum ath11k_scan_state state;
473 		bool is_roc;
474 		int vdev_id;
475 		int roc_freq;
476 		bool roc_notify;
477 	} scan;
478 
479 	struct {
480 		struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
481 		struct ieee80211_sband_iftype_data
482 			iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
483 	} mac;
484 
485 	unsigned long dev_flags;
486 	unsigned int filter_flags;
487 	unsigned long monitor_flags;
488 	u32 min_tx_power;
489 	u32 max_tx_power;
490 	u32 txpower_limit_2g;
491 	u32 txpower_limit_5g;
492 	u32 txpower_scale;
493 	u32 power_scale;
494 	u32 chan_tx_pwr;
495 	u32 num_stations;
496 	u32 max_num_stations;
497 	/* To synchronize concurrent synchronous mac80211 callback operations,
498 	 * concurrent debugfs configuration and concurrent FW statistics events.
499 	 */
500 	struct mutex conf_mutex;
501 	/* protects the radio specific data like debug stats, ppdu_stats_info stats,
502 	 * vdev_stop_status info, scan data, ath11k_sta info, ath11k_vif info,
503 	 * channel context data, survey info, test mode data.
504 	 */
505 	spinlock_t data_lock;
506 
507 	struct list_head arvifs;
508 	/* should never be NULL; needed for regular htt rx */
509 	struct ieee80211_channel *rx_channel;
510 
511 	/* valid during scan; needed for mgmt rx during scan */
512 	struct ieee80211_channel *scan_channel;
513 
514 	u8 cfg_tx_chainmask;
515 	u8 cfg_rx_chainmask;
516 	u8 num_rx_chains;
517 	u8 num_tx_chains;
518 	/* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */
519 	u8 pdev_idx;
520 	u8 lmac_id;
521 
522 	struct completion peer_assoc_done;
523 	struct completion peer_delete_done;
524 
525 	int install_key_status;
526 	struct completion install_key_done;
527 
528 	int last_wmi_vdev_start_status;
529 	struct completion vdev_setup_done;
530 	struct completion vdev_delete_done;
531 
532 	int num_peers;
533 	int max_num_peers;
534 	u32 num_started_vdevs;
535 	u32 num_created_vdevs;
536 	unsigned long long allocated_vdev_map;
537 
538 	struct idr txmgmt_idr;
539 	/* protects txmgmt_idr data */
540 	spinlock_t txmgmt_idr_lock;
541 	atomic_t num_pending_mgmt_tx;
542 
543 	/* cycle count is reported twice for each visited channel during scan.
544 	 * access protected by data_lock
545 	 */
546 	u32 survey_last_rx_clear_count;
547 	u32 survey_last_cycle_count;
548 
549 	/* Channel info events are expected to come in pairs without and with
550 	 * COMPLETE flag set respectively for each channel visit during scan.
551 	 *
552 	 * However there are deviations from this rule. This flag is used to
553 	 * avoid reporting garbage data.
554 	 */
555 	bool ch_info_can_report_survey;
556 	struct survey_info survey[ATH11K_NUM_CHANS];
557 	struct completion bss_survey_done;
558 
559 	struct work_struct regd_update_work;
560 
561 	struct work_struct wmi_mgmt_tx_work;
562 	struct sk_buff_head wmi_mgmt_tx_queue;
563 
564 	struct ath11k_per_peer_tx_stats peer_tx_stats;
565 	struct list_head ppdu_stats_info;
566 	u32 ppdu_stat_list_depth;
567 
568 	struct ath11k_per_peer_tx_stats cached_stats;
569 	u32 last_ppdu_id;
570 	u32 cached_ppdu_id;
571 	int monitor_vdev_id;
572 #ifdef CONFIG_ATH11K_DEBUGFS
573 	struct ath11k_debug debug;
574 #endif
575 #ifdef CONFIG_ATH11K_SPECTRAL
576 	struct ath11k_spectral spectral;
577 #endif
578 	bool dfs_block_radar_events;
579 	struct ath11k_thermal thermal;
580 };
581 
582 struct ath11k_band_cap {
583 	u32 phy_id;
584 	u32 max_bw_supported;
585 	u32 ht_cap_info;
586 	u32 he_cap_info[2];
587 	u32 he_mcs;
588 	u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
589 	struct ath11k_ppe_threshold he_ppet;
590 	u16 he_6ghz_capa;
591 };
592 
593 struct ath11k_pdev_cap {
594 	u32 supported_bands;
595 	u32 ampdu_density;
596 	u32 vht_cap;
597 	u32 vht_mcs;
598 	u32 he_mcs;
599 	u32 tx_chain_mask;
600 	u32 rx_chain_mask;
601 	u32 tx_chain_mask_shift;
602 	u32 rx_chain_mask_shift;
603 	struct ath11k_band_cap band[NUM_NL80211_BANDS];
604 	bool nss_ratio_enabled;
605 	u8 nss_ratio_info;
606 };
607 
608 struct ath11k_pdev {
609 	struct ath11k *ar;
610 	u32 pdev_id;
611 	struct ath11k_pdev_cap cap;
612 	u8 mac_addr[ETH_ALEN];
613 };
614 
615 struct ath11k_board_data {
616 	const struct firmware *fw;
617 	const void *data;
618 	size_t len;
619 };
620 
621 struct ath11k_bus_params {
622 	bool mhi_support;
623 	bool m3_fw_support;
624 	bool fixed_bdf_addr;
625 	bool fixed_mem_region;
626 	bool static_window_map;
627 };
628 
629 /* IPQ8074 HW channel counters frequency value in hertz */
630 #define IPQ8074_CC_FREQ_HERTZ 320000
631 
632 struct ath11k_bp_stats {
633 	/* Head Pointer reported by the last HTT Backpressure event for the ring */
634 	u16 hp;
635 
636 	/* Tail Pointer reported by the last HTT Backpressure event for the ring */
637 	u16 tp;
638 
639 	/* Number of Backpressure events received for the ring */
640 	u32 count;
641 
642 	/* Last recorded event timestamp */
643 	unsigned long jiffies;
644 };
645 
646 struct ath11k_dp_ring_bp_stats {
647 	struct ath11k_bp_stats umac_ring_bp_stats[HTT_SW_UMAC_RING_IDX_MAX];
648 	struct ath11k_bp_stats lmac_ring_bp_stats[HTT_SW_LMAC_RING_IDX_MAX][MAX_RADIOS];
649 };
650 
651 struct ath11k_soc_dp_tx_err_stats {
652 	/* TCL Ring Descriptor unavailable */
653 	u32 desc_na[DP_TCL_NUM_RING_MAX];
654 	/* Other failures during dp_tx due to mem allocation failure
655 	 * idr unavailable etc.
656 	 */
657 	atomic_t misc_fail;
658 };
659 
660 struct ath11k_soc_dp_stats {
661 	u32 err_ring_pkts;
662 	u32 invalid_rbm;
663 	u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX];
664 	u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];
665 	u32 hal_reo_error[DP_REO_DST_RING_MAX];
666 	struct ath11k_soc_dp_tx_err_stats tx_err;
667 	struct ath11k_dp_ring_bp_stats bp_stats;
668 };
669 
670 /* Master structure to hold the hw data which may be used in core module */
671 struct ath11k_base {
672 	enum ath11k_hw_rev hw_rev;
673 	struct platform_device *pdev;
674 	struct device *dev;
675 	struct ath11k_qmi qmi;
676 	struct ath11k_wmi_base wmi_ab;
677 	struct completion fw_ready;
678 	int num_radios;
679 	/* HW channel counters frequency value in hertz common to all MACs */
680 	u32 cc_freq_hz;
681 
682 	struct ath11k_htc htc;
683 
684 	struct ath11k_dp dp;
685 
686 	void __iomem *mem;
687 	unsigned long mem_len;
688 
689 	struct {
690 		enum ath11k_bus bus;
691 		const struct ath11k_hif_ops *ops;
692 	} hif;
693 
694 	struct {
695 		struct completion wakeup_completed;
696 	} wow;
697 
698 	struct ath11k_ce ce;
699 	struct timer_list rx_replenish_retry;
700 	struct ath11k_hal hal;
701 	/* To synchronize core_start/core_stop */
702 	struct mutex core_lock;
703 	/* Protects data like peers */
704 	spinlock_t base_lock;
705 	struct ath11k_pdev pdevs[MAX_RADIOS];
706 	struct ath11k_pdev __rcu *pdevs_active[MAX_RADIOS];
707 	struct ath11k_hal_reg_capabilities_ext hal_reg_cap[MAX_RADIOS];
708 	unsigned long long free_vdev_map;
709 	struct list_head peers;
710 	wait_queue_head_t peer_mapping_wq;
711 	u8 mac_addr[ETH_ALEN];
712 	bool wmi_ready;
713 	u32 wlan_init_status;
714 	int irq_num[ATH11K_IRQ_NUM_MAX];
715 	struct ath11k_ext_irq_grp ext_irq_grp[ATH11K_EXT_IRQ_GRP_NUM_MAX];
716 	struct napi_struct *napi;
717 	struct ath11k_targ_cap target_caps;
718 	u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE];
719 	bool pdevs_macaddr_valid;
720 	int bd_api;
721 
722 	struct ath11k_hw_params hw_params;
723 	struct ath11k_bus_params bus_params;
724 
725 	const struct firmware *cal_file;
726 
727 	/* Below regd's are protected by ab->data_lock */
728 	/* This is the regd set for every radio
729 	 * by the firmware during initializatin
730 	 */
731 	struct ieee80211_regdomain *default_regd[MAX_RADIOS];
732 	/* This regd is set during dynamic country setting
733 	 * This may or may not be used during the runtime
734 	 */
735 	struct ieee80211_regdomain *new_regd[MAX_RADIOS];
736 
737 	/* Current DFS Regulatory */
738 	enum ath11k_dfs_region dfs_region;
739 #ifdef CONFIG_ATH11K_DEBUGFS
740 	struct dentry *debugfs_soc;
741 	struct dentry *debugfs_ath11k;
742 #endif
743 	struct ath11k_soc_dp_stats soc_stats;
744 
745 	unsigned long dev_flags;
746 	struct completion driver_recovery;
747 	struct workqueue_struct *workqueue;
748 	struct work_struct restart_work;
749 	struct {
750 		/* protected by data_lock */
751 		u32 fw_crash_counter;
752 	} stats;
753 	u32 pktlog_defs_checksum;
754 
755 	struct ath11k_dbring_cap *db_caps;
756 	u32 num_db_cap;
757 
758 	struct timer_list mon_reap_timer;
759 
760 	struct completion htc_suspend;
761 
762 	/* must be last */
763 	u8 drv_priv[0] __aligned(sizeof(void *));
764 };
765 
766 struct ath11k_fw_stats_pdev {
767 	struct list_head list;
768 
769 	/* PDEV stats */
770 	s32 ch_noise_floor;
771 	/* Cycles spent transmitting frames */
772 	u32 tx_frame_count;
773 	/* Cycles spent receiving frames */
774 	u32 rx_frame_count;
775 	/* Total channel busy time, evidently */
776 	u32 rx_clear_count;
777 	/* Total on-channel time */
778 	u32 cycle_count;
779 	u32 phy_err_count;
780 	u32 chan_tx_power;
781 	u32 ack_rx_bad;
782 	u32 rts_bad;
783 	u32 rts_good;
784 	u32 fcs_bad;
785 	u32 no_beacons;
786 	u32 mib_int_count;
787 
788 	/* PDEV TX stats */
789 	/* Num HTT cookies queued to dispatch list */
790 	s32 comp_queued;
791 	/* Num HTT cookies dispatched */
792 	s32 comp_delivered;
793 	/* Num MSDU queued to WAL */
794 	s32 msdu_enqued;
795 	/* Num MPDU queue to WAL */
796 	s32 mpdu_enqued;
797 	/* Num MSDUs dropped by WMM limit */
798 	s32 wmm_drop;
799 	/* Num Local frames queued */
800 	s32 local_enqued;
801 	/* Num Local frames done */
802 	s32 local_freed;
803 	/* Num queued to HW */
804 	s32 hw_queued;
805 	/* Num PPDU reaped from HW */
806 	s32 hw_reaped;
807 	/* Num underruns */
808 	s32 underrun;
809 	/* Num hw paused */
810 	u32 hw_paused;
811 	/* Num PPDUs cleaned up in TX abort */
812 	s32 tx_abort;
813 	/* Num MPDUs requeued by SW */
814 	s32 mpdus_requeued;
815 	/* excessive retries */
816 	u32 tx_ko;
817 	u32 tx_xretry;
818 	/* data hw rate code */
819 	u32 data_rc;
820 	/* Scheduler self triggers */
821 	u32 self_triggers;
822 	/* frames dropped due to excessive sw retries */
823 	u32 sw_retry_failure;
824 	/* illegal rate phy errors	*/
825 	u32 illgl_rate_phy_err;
826 	/* wal pdev continuous xretry */
827 	u32 pdev_cont_xretry;
828 	/* wal pdev tx timeouts */
829 	u32 pdev_tx_timeout;
830 	/* wal pdev resets */
831 	u32 pdev_resets;
832 	/* frames dropped due to non-availability of stateless TIDs */
833 	u32 stateless_tid_alloc_failure;
834 	/* PhY/BB underrun */
835 	u32 phy_underrun;
836 	/* MPDU is more than txop limit */
837 	u32 txop_ovf;
838 	/* Num sequences posted */
839 	u32 seq_posted;
840 	/* Num sequences failed in queueing */
841 	u32 seq_failed_queueing;
842 	/* Num sequences completed */
843 	u32 seq_completed;
844 	/* Num sequences restarted */
845 	u32 seq_restarted;
846 	/* Num of MU sequences posted */
847 	u32 mu_seq_posted;
848 	/* Num MPDUs flushed by SW, HWPAUSED, SW TXABORT
849 	 * (Reset,channel change)
850 	 */
851 	s32 mpdus_sw_flush;
852 	/* Num MPDUs filtered by HW, all filter condition (TTL expired) */
853 	s32 mpdus_hw_filter;
854 	/* Num MPDUs truncated by PDG (TXOP, TBTT,
855 	 * PPDU_duration based on rate, dyn_bw)
856 	 */
857 	s32 mpdus_truncated;
858 	/* Num MPDUs that was tried but didn't receive ACK or BA */
859 	s32 mpdus_ack_failed;
860 	/* Num MPDUs that was dropped du to expiry. */
861 	s32 mpdus_expired;
862 
863 	/* PDEV RX stats */
864 	/* Cnts any change in ring routing mid-ppdu */
865 	s32 mid_ppdu_route_change;
866 	/* Total number of statuses processed */
867 	s32 status_rcvd;
868 	/* Extra frags on rings 0-3 */
869 	s32 r0_frags;
870 	s32 r1_frags;
871 	s32 r2_frags;
872 	s32 r3_frags;
873 	/* MSDUs / MPDUs delivered to HTT */
874 	s32 htt_msdus;
875 	s32 htt_mpdus;
876 	/* MSDUs / MPDUs delivered to local stack */
877 	s32 loc_msdus;
878 	s32 loc_mpdus;
879 	/* AMSDUs that have more MSDUs than the status ring size */
880 	s32 oversize_amsdu;
881 	/* Number of PHY errors */
882 	s32 phy_errs;
883 	/* Number of PHY errors drops */
884 	s32 phy_err_drop;
885 	/* Number of mpdu errors - FCS, MIC, ENC etc. */
886 	s32 mpdu_errs;
887 	/* Num overflow errors */
888 	s32 rx_ovfl_errs;
889 };
890 
891 struct ath11k_fw_stats_vdev {
892 	struct list_head list;
893 
894 	u32 vdev_id;
895 	u32 beacon_snr;
896 	u32 data_snr;
897 	u32 num_tx_frames[WLAN_MAX_AC];
898 	u32 num_rx_frames;
899 	u32 num_tx_frames_retries[WLAN_MAX_AC];
900 	u32 num_tx_frames_failures[WLAN_MAX_AC];
901 	u32 num_rts_fail;
902 	u32 num_rts_success;
903 	u32 num_rx_err;
904 	u32 num_rx_discard;
905 	u32 num_tx_not_acked;
906 	u32 tx_rate_history[MAX_TX_RATE_VALUES];
907 	u32 beacon_rssi_history[MAX_TX_RATE_VALUES];
908 };
909 
910 struct ath11k_fw_stats_bcn {
911 	struct list_head list;
912 
913 	u32 vdev_id;
914 	u32 tx_bcn_succ_cnt;
915 	u32 tx_bcn_outage_cnt;
916 };
917 
918 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_ipq8074[];
919 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_ipq8074[];
920 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_ipq6018[];
921 
922 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_qca6390[];
923 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_qca6390[];
924 
925 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_qcn9074[];
926 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_qcn9074[];
927 int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab);
928 int ath11k_core_pre_init(struct ath11k_base *ab);
929 int ath11k_core_init(struct ath11k_base *ath11k);
930 void ath11k_core_deinit(struct ath11k_base *ath11k);
931 struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size,
932 				      enum ath11k_bus bus,
933 				      const struct ath11k_bus_params *bus_params);
934 void ath11k_core_free(struct ath11k_base *ath11k);
935 int ath11k_core_fetch_bdf(struct ath11k_base *ath11k,
936 			  struct ath11k_board_data *bd);
937 void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd);
938 int ath11k_core_check_dt(struct ath11k_base *ath11k);
939 
940 void ath11k_core_halt(struct ath11k *ar);
941 int ath11k_core_resume(struct ath11k_base *ab);
942 int ath11k_core_suspend(struct ath11k_base *ab);
943 
944 const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab,
945 						    const char *filename);
946 
947 static inline const char *ath11k_scan_state_str(enum ath11k_scan_state state)
948 {
949 	switch (state) {
950 	case ATH11K_SCAN_IDLE:
951 		return "idle";
952 	case ATH11K_SCAN_STARTING:
953 		return "starting";
954 	case ATH11K_SCAN_RUNNING:
955 		return "running";
956 	case ATH11K_SCAN_ABORTING:
957 		return "aborting";
958 	}
959 
960 	return "unknown";
961 }
962 
963 static inline struct ath11k_skb_cb *ATH11K_SKB_CB(struct sk_buff *skb)
964 {
965 	BUILD_BUG_ON(sizeof(struct ath11k_skb_cb) >
966 		     IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
967 	return (struct ath11k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
968 }
969 
970 static inline struct ath11k_skb_rxcb *ATH11K_SKB_RXCB(struct sk_buff *skb)
971 {
972 	BUILD_BUG_ON(sizeof(struct ath11k_skb_rxcb) > sizeof(skb->cb));
973 	return (struct ath11k_skb_rxcb *)skb->cb;
974 }
975 
976 static inline struct ath11k_vif *ath11k_vif_to_arvif(struct ieee80211_vif *vif)
977 {
978 	return (struct ath11k_vif *)vif->drv_priv;
979 }
980 
981 static inline struct ath11k *ath11k_ab_to_ar(struct ath11k_base *ab,
982 					     int mac_id)
983 {
984 	return ab->pdevs[ath11k_hw_mac_id_to_pdev_id(&ab->hw_params, mac_id)].ar;
985 }
986 
987 static inline void ath11k_core_create_firmware_path(struct ath11k_base *ab,
988 						    const char *filename,
989 						    void *buf, size_t buf_len)
990 {
991 	snprintf(buf, buf_len, "%s/%s/%s", ATH11K_FW_DIR,
992 		 ab->hw_params.fw.dir, filename);
993 }
994 
995 static inline const char *ath11k_bus_str(enum ath11k_bus bus)
996 {
997 	switch (bus) {
998 	case ATH11K_BUS_PCI:
999 		return "pci";
1000 	case ATH11K_BUS_AHB:
1001 		return "ahb";
1002 	}
1003 
1004 	return "unknown";
1005 }
1006 
1007 #endif /* _CORE_H_ */
1008