1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
2 /*
3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
5  */
6 
7 #ifndef ATH11K_CORE_H
8 #define ATH11K_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/rhashtable.h>
17 #include <linux/average.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 "thermal.h"
29 #include "dbring.h"
30 #include "spectral.h"
31 #include "wow.h"
32 
33 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
34 
35 #define ATH11K_TX_MGMT_NUM_PENDING_MAX	512
36 
37 #define ATH11K_TX_MGMT_TARGET_MAX_SUPPORT_WMI 64
38 
39 /* Pending management packets threshold for dropping probe responses */
40 #define ATH11K_PRB_RSP_DROP_THRESHOLD ((ATH11K_TX_MGMT_TARGET_MAX_SUPPORT_WMI * 3) / 4)
41 
42 #define ATH11K_INVALID_HW_MAC_ID	0xFF
43 #define ATH11K_CONNECTION_LOSS_HZ	(3 * HZ)
44 
45 /* SMBIOS type containing Board Data File Name Extension */
46 #define ATH11K_SMBIOS_BDF_EXT_TYPE 0xF8
47 
48 /* SMBIOS type structure length (excluding strings-set) */
49 #define ATH11K_SMBIOS_BDF_EXT_LENGTH 0x9
50 
51 /* The magic used by QCA spec */
52 #define ATH11K_SMBIOS_BDF_EXT_MAGIC "BDF_"
53 
54 extern unsigned int ath11k_frame_mode;
55 extern bool ath11k_ftm_mode;
56 
57 #define ATH11K_SCAN_TIMEOUT_HZ (20 * HZ)
58 
59 #define ATH11K_MON_TIMER_INTERVAL  10
60 #define ATH11K_RESET_TIMEOUT_HZ (20 * HZ)
61 #define ATH11K_RESET_MAX_FAIL_COUNT_FIRST 3
62 #define ATH11K_RESET_MAX_FAIL_COUNT_FINAL 5
63 #define ATH11K_RESET_FAIL_TIMEOUT_HZ (20 * HZ)
64 #define ATH11K_RECONFIGURE_TIMEOUT_HZ (10 * HZ)
65 #define ATH11K_RECOVER_START_TIMEOUT_HZ (20 * HZ)
66 
67 enum ath11k_supported_bw {
68 	ATH11K_BW_20	= 0,
69 	ATH11K_BW_40	= 1,
70 	ATH11K_BW_80	= 2,
71 	ATH11K_BW_160	= 3,
72 };
73 
74 enum ath11k_bdf_search {
75 	ATH11K_BDF_SEARCH_DEFAULT,
76 	ATH11K_BDF_SEARCH_BUS_AND_BOARD,
77 };
78 
79 enum wme_ac {
80 	WME_AC_BE,
81 	WME_AC_BK,
82 	WME_AC_VI,
83 	WME_AC_VO,
84 	WME_NUM_AC
85 };
86 
87 #define ATH11K_HT_MCS_MAX	7
88 #define ATH11K_VHT_MCS_MAX	9
89 #define ATH11K_HE_MCS_MAX	11
90 
91 enum ath11k_crypt_mode {
92 	/* Only use hardware crypto engine */
93 	ATH11K_CRYPT_MODE_HW,
94 	/* Only use software crypto */
95 	ATH11K_CRYPT_MODE_SW,
96 };
97 
98 static inline enum wme_ac ath11k_tid_to_ac(u32 tid)
99 {
100 	return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
101 		((tid == 1) || (tid == 2)) ? WME_AC_BK :
102 		((tid == 4) || (tid == 5)) ? WME_AC_VI :
103 		WME_AC_VO);
104 }
105 
106 enum ath11k_skb_flags {
107 	ATH11K_SKB_HW_80211_ENCAP = BIT(0),
108 	ATH11K_SKB_CIPHER_SET = BIT(1),
109 };
110 
111 struct ath11k_skb_cb {
112 	dma_addr_t paddr;
113 	u8 eid;
114 	u8 flags;
115 	u32 cipher;
116 	struct ath11k *ar;
117 	struct ieee80211_vif *vif;
118 } __packed;
119 
120 struct ath11k_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 	u16 seq_no;
136 };
137 
138 enum ath11k_hw_rev {
139 	ATH11K_HW_IPQ8074,
140 	ATH11K_HW_QCA6390_HW20,
141 	ATH11K_HW_IPQ6018_HW10,
142 	ATH11K_HW_QCN9074_HW10,
143 	ATH11K_HW_WCN6855_HW20,
144 	ATH11K_HW_WCN6855_HW21,
145 	ATH11K_HW_WCN6750_HW10,
146 	ATH11K_HW_IPQ5018_HW10,
147 };
148 
149 enum ath11k_firmware_mode {
150 	/* the default mode, standard 802.11 functionality */
151 	ATH11K_FIRMWARE_MODE_NORMAL,
152 
153 	/* factory tests etc */
154 	ATH11K_FIRMWARE_MODE_FTM,
155 
156 	/* Cold boot calibration */
157 	ATH11K_FIRMWARE_MODE_COLD_BOOT = 7,
158 };
159 
160 extern bool ath11k_cold_boot_cal;
161 
162 #define ATH11K_IRQ_NUM_MAX 52
163 #define ATH11K_EXT_IRQ_NUM_MAX	16
164 
165 struct ath11k_ext_irq_grp {
166 	struct ath11k_base *ab;
167 	u32 irqs[ATH11K_EXT_IRQ_NUM_MAX];
168 	u32 num_irq;
169 	u32 grp_id;
170 	u64 timestamp;
171 	bool napi_enabled;
172 	struct napi_struct napi;
173 	struct net_device napi_ndev;
174 };
175 
176 enum ath11k_smbios_cc_type {
177 	/* disable country code setting from SMBIOS */
178 	ATH11K_SMBIOS_CC_DISABLE = 0,
179 
180 	/* set country code by ANSI country name, based on ISO3166-1 alpha2 */
181 	ATH11K_SMBIOS_CC_ISO = 1,
182 
183 	/* worldwide regdomain */
184 	ATH11K_SMBIOS_CC_WW = 2,
185 };
186 
187 struct ath11k_smbios_bdf {
188 	struct dmi_header hdr;
189 
190 	u8 features_disabled;
191 
192 	/* enum ath11k_smbios_cc_type */
193 	u8 country_code_flag;
194 
195 	/* To set specific country, you need to set country code
196 	 * flag=ATH11K_SMBIOS_CC_ISO first, then if country is United
197 	 * States, then country code value = 0x5553 ("US",'U' = 0x55, 'S'=
198 	 * 0x53). To set country to INDONESIA, then country code value =
199 	 * 0x4944 ("IN", 'I'=0x49, 'D'=0x44). If country code flag =
200 	 * ATH11K_SMBIOS_CC_WW, then you can use worldwide regulatory
201 	 * setting.
202 	 */
203 	u16 cc_code;
204 
205 	u8 bdf_enabled;
206 	u8 bdf_ext[];
207 } __packed;
208 
209 #define HEHANDLE_CAP_PHYINFO_SIZE       3
210 #define HECAP_PHYINFO_SIZE              9
211 #define HECAP_MACINFO_SIZE              5
212 #define HECAP_TXRX_MCS_NSS_SIZE         2
213 #define HECAP_PPET16_PPET8_MAX_SIZE     25
214 
215 #define HE_PPET16_PPET8_SIZE            8
216 
217 /* 802.11ax PPE (PPDU packet Extension) threshold */
218 struct he_ppe_threshold {
219 	u32 numss_m1;
220 	u32 ru_mask;
221 	u32 ppet16_ppet8_ru3_ru0[HE_PPET16_PPET8_SIZE];
222 };
223 
224 struct ath11k_he {
225 	u8 hecap_macinfo[HECAP_MACINFO_SIZE];
226 	u32 hecap_rxmcsnssmap;
227 	u32 hecap_txmcsnssmap;
228 	u32 hecap_phyinfo[HEHANDLE_CAP_PHYINFO_SIZE];
229 	struct he_ppe_threshold   hecap_ppet;
230 	u32 heop_param;
231 };
232 
233 #define MAX_RADIOS 3
234 
235 /* ipq5018 hw param macros */
236 #define MAX_RADIOS_5018	1
237 #define CE_CNT_5018	6
238 #define TARGET_CE_CNT_5018	9
239 #define SVC_CE_MAP_LEN_5018	17
240 #define RXDMA_PER_PDEV_5018	1
241 
242 enum {
243 	WMI_HOST_TP_SCALE_MAX   = 0,
244 	WMI_HOST_TP_SCALE_50    = 1,
245 	WMI_HOST_TP_SCALE_25    = 2,
246 	WMI_HOST_TP_SCALE_12    = 3,
247 	WMI_HOST_TP_SCALE_MIN   = 4,
248 	WMI_HOST_TP_SCALE_SIZE   = 5,
249 };
250 
251 enum ath11k_scan_state {
252 	ATH11K_SCAN_IDLE,
253 	ATH11K_SCAN_STARTING,
254 	ATH11K_SCAN_RUNNING,
255 	ATH11K_SCAN_ABORTING,
256 };
257 
258 enum ath11k_11d_state {
259 	ATH11K_11D_IDLE,
260 	ATH11K_11D_PREPARING,
261 	ATH11K_11D_RUNNING,
262 };
263 
264 enum ath11k_dev_flags {
265 	ATH11K_CAC_RUNNING,
266 	ATH11K_FLAG_CORE_REGISTERED,
267 	ATH11K_FLAG_CRASH_FLUSH,
268 	ATH11K_FLAG_RAW_MODE,
269 	ATH11K_FLAG_HW_CRYPTO_DISABLED,
270 	ATH11K_FLAG_BTCOEX,
271 	ATH11K_FLAG_RECOVERY,
272 	ATH11K_FLAG_UNREGISTERING,
273 	ATH11K_FLAG_REGISTERED,
274 	ATH11K_FLAG_QMI_FAIL,
275 	ATH11K_FLAG_HTC_SUSPEND_COMPLETE,
276 	ATH11K_FLAG_CE_IRQ_ENABLED,
277 	ATH11K_FLAG_EXT_IRQ_ENABLED,
278 	ATH11K_FLAG_FIXED_MEM_RGN,
279 	ATH11K_FLAG_DEVICE_INIT_DONE,
280 	ATH11K_FLAG_MULTI_MSI_VECTORS,
281 	ATH11K_FLAG_FTM_SEGMENTED,
282 };
283 
284 enum ath11k_monitor_flags {
285 	ATH11K_FLAG_MONITOR_CONF_ENABLED,
286 	ATH11K_FLAG_MONITOR_STARTED,
287 	ATH11K_FLAG_MONITOR_VDEV_CREATED,
288 };
289 
290 #define ATH11K_IPV6_UC_TYPE     0
291 #define ATH11K_IPV6_AC_TYPE     1
292 
293 #define ATH11K_IPV6_MAX_COUNT   16
294 #define ATH11K_IPV4_MAX_COUNT   2
295 
296 struct ath11k_arp_ns_offload {
297 	u8  ipv4_addr[ATH11K_IPV4_MAX_COUNT][4];
298 	u32 ipv4_count;
299 	u32 ipv6_count;
300 	u8  ipv6_addr[ATH11K_IPV6_MAX_COUNT][16];
301 	u8  self_ipv6_addr[ATH11K_IPV6_MAX_COUNT][16];
302 	u8  ipv6_type[ATH11K_IPV6_MAX_COUNT];
303 	bool ipv6_valid[ATH11K_IPV6_MAX_COUNT];
304 	u8  mac_addr[ETH_ALEN];
305 };
306 
307 struct ath11k_rekey_data {
308 	u8 kck[NL80211_KCK_LEN];
309 	u8 kek[NL80211_KCK_LEN];
310 	u64 replay_ctr;
311 	bool enable_offload;
312 };
313 
314 struct ath11k_vif {
315 	u32 vdev_id;
316 	enum wmi_vdev_type vdev_type;
317 	enum wmi_vdev_subtype vdev_subtype;
318 	u32 beacon_interval;
319 	u32 dtim_period;
320 	u16 ast_hash;
321 	u16 ast_idx;
322 	u16 tcl_metadata;
323 	u8 hal_addr_search_flags;
324 	u8 search_type;
325 
326 	struct ath11k *ar;
327 	struct ieee80211_vif *vif;
328 
329 	u16 tx_seq_no;
330 	struct wmi_wmm_params_all_arg wmm_params;
331 	struct list_head list;
332 	union {
333 		struct {
334 			u32 uapsd;
335 		} sta;
336 		struct {
337 			/* 127 stations; wmi limit */
338 			u8 tim_bitmap[16];
339 			u8 tim_len;
340 			u32 ssid_len;
341 			u8 ssid[IEEE80211_MAX_SSID_LEN];
342 			bool hidden_ssid;
343 			/* P2P_IE with NoA attribute for P2P_GO case */
344 			u32 noa_len;
345 			u8 *noa_data;
346 		} ap;
347 	} u;
348 
349 	bool is_started;
350 	bool is_up;
351 	bool ftm_responder;
352 	bool spectral_enabled;
353 	bool ps;
354 	u32 aid;
355 	u8 bssid[ETH_ALEN];
356 	struct cfg80211_bitrate_mask bitrate_mask;
357 	struct delayed_work connection_loss_work;
358 	int num_legacy_stations;
359 	int rtscts_prot_mode;
360 	int txpower;
361 	bool rsnie_present;
362 	bool wpaie_present;
363 	bool bcca_zero_sent;
364 	bool do_not_send_tmpl;
365 	struct ieee80211_chanctx_conf chanctx;
366 	struct ath11k_arp_ns_offload arp_ns_offload;
367 	struct ath11k_rekey_data rekey_data;
368 
369 #ifdef CONFIG_ATH11K_DEBUGFS
370 	struct dentry *debugfs_twt;
371 #endif /* CONFIG_ATH11K_DEBUGFS */
372 };
373 
374 struct ath11k_vif_iter {
375 	u32 vdev_id;
376 	struct ath11k_vif *arvif;
377 };
378 
379 struct ath11k_rx_peer_stats {
380 	u64 num_msdu;
381 	u64 num_mpdu_fcs_ok;
382 	u64 num_mpdu_fcs_err;
383 	u64 tcp_msdu_count;
384 	u64 udp_msdu_count;
385 	u64 other_msdu_count;
386 	u64 ampdu_msdu_count;
387 	u64 non_ampdu_msdu_count;
388 	u64 stbc_count;
389 	u64 beamformed_count;
390 	u64 mcs_count[HAL_RX_MAX_MCS + 1];
391 	u64 nss_count[HAL_RX_MAX_NSS];
392 	u64 bw_count[HAL_RX_BW_MAX];
393 	u64 gi_count[HAL_RX_GI_MAX];
394 	u64 coding_count[HAL_RX_SU_MU_CODING_MAX];
395 	u64 tid_count[IEEE80211_NUM_TIDS + 1];
396 	u64 pream_cnt[HAL_RX_PREAMBLE_MAX];
397 	u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX];
398 	u64 rx_duration;
399 	u64 dcm_count;
400 	u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX];
401 };
402 
403 #define ATH11K_HE_MCS_NUM       12
404 #define ATH11K_VHT_MCS_NUM      10
405 #define ATH11K_BW_NUM           4
406 #define ATH11K_NSS_NUM          4
407 #define ATH11K_LEGACY_NUM       12
408 #define ATH11K_GI_NUM           4
409 #define ATH11K_HT_MCS_NUM       32
410 
411 enum ath11k_pkt_rx_err {
412 	ATH11K_PKT_RX_ERR_FCS,
413 	ATH11K_PKT_RX_ERR_TKIP,
414 	ATH11K_PKT_RX_ERR_CRYPT,
415 	ATH11K_PKT_RX_ERR_PEER_IDX_INVAL,
416 	ATH11K_PKT_RX_ERR_MAX,
417 };
418 
419 enum ath11k_ampdu_subfrm_num {
420 	ATH11K_AMPDU_SUBFRM_NUM_10,
421 	ATH11K_AMPDU_SUBFRM_NUM_20,
422 	ATH11K_AMPDU_SUBFRM_NUM_30,
423 	ATH11K_AMPDU_SUBFRM_NUM_40,
424 	ATH11K_AMPDU_SUBFRM_NUM_50,
425 	ATH11K_AMPDU_SUBFRM_NUM_60,
426 	ATH11K_AMPDU_SUBFRM_NUM_MORE,
427 	ATH11K_AMPDU_SUBFRM_NUM_MAX,
428 };
429 
430 enum ath11k_amsdu_subfrm_num {
431 	ATH11K_AMSDU_SUBFRM_NUM_1,
432 	ATH11K_AMSDU_SUBFRM_NUM_2,
433 	ATH11K_AMSDU_SUBFRM_NUM_3,
434 	ATH11K_AMSDU_SUBFRM_NUM_4,
435 	ATH11K_AMSDU_SUBFRM_NUM_MORE,
436 	ATH11K_AMSDU_SUBFRM_NUM_MAX,
437 };
438 
439 enum ath11k_counter_type {
440 	ATH11K_COUNTER_TYPE_BYTES,
441 	ATH11K_COUNTER_TYPE_PKTS,
442 	ATH11K_COUNTER_TYPE_MAX,
443 };
444 
445 enum ath11k_stats_type {
446 	ATH11K_STATS_TYPE_SUCC,
447 	ATH11K_STATS_TYPE_FAIL,
448 	ATH11K_STATS_TYPE_RETRY,
449 	ATH11K_STATS_TYPE_AMPDU,
450 	ATH11K_STATS_TYPE_MAX,
451 };
452 
453 struct ath11k_htt_data_stats {
454 	u64 legacy[ATH11K_COUNTER_TYPE_MAX][ATH11K_LEGACY_NUM];
455 	u64 ht[ATH11K_COUNTER_TYPE_MAX][ATH11K_HT_MCS_NUM];
456 	u64 vht[ATH11K_COUNTER_TYPE_MAX][ATH11K_VHT_MCS_NUM];
457 	u64 he[ATH11K_COUNTER_TYPE_MAX][ATH11K_HE_MCS_NUM];
458 	u64 bw[ATH11K_COUNTER_TYPE_MAX][ATH11K_BW_NUM];
459 	u64 nss[ATH11K_COUNTER_TYPE_MAX][ATH11K_NSS_NUM];
460 	u64 gi[ATH11K_COUNTER_TYPE_MAX][ATH11K_GI_NUM];
461 };
462 
463 struct ath11k_htt_tx_stats {
464 	struct ath11k_htt_data_stats stats[ATH11K_STATS_TYPE_MAX];
465 	u64 tx_duration;
466 	u64 ba_fails;
467 	u64 ack_fails;
468 };
469 
470 struct ath11k_per_ppdu_tx_stats {
471 	u16 succ_pkts;
472 	u16 failed_pkts;
473 	u16 retry_pkts;
474 	u32 succ_bytes;
475 	u32 failed_bytes;
476 	u32 retry_bytes;
477 };
478 
479 DECLARE_EWMA(avg_rssi, 10, 8)
480 
481 struct ath11k_sta {
482 	struct ath11k_vif *arvif;
483 
484 	/* the following are protected by ar->data_lock */
485 	u32 changed; /* IEEE80211_RC_* */
486 	u32 bw;
487 	u32 nss;
488 	u32 smps;
489 	enum hal_pn_type pn_type;
490 
491 	struct work_struct update_wk;
492 	struct work_struct set_4addr_wk;
493 	struct rate_info txrate;
494 	u32 peer_nss;
495 	struct rate_info last_txrate;
496 	u64 rx_duration;
497 	u64 tx_duration;
498 	u8 rssi_comb;
499 	struct ewma_avg_rssi avg_rssi;
500 	s8 rssi_beacon;
501 	s8 chain_signal[IEEE80211_MAX_CHAINS];
502 	struct ath11k_htt_tx_stats *tx_stats;
503 	struct ath11k_rx_peer_stats *rx_stats;
504 
505 #ifdef CONFIG_MAC80211_DEBUGFS
506 	/* protected by conf_mutex */
507 	bool aggr_mode;
508 #endif
509 
510 	bool use_4addr_set;
511 	u16 tcl_metadata;
512 
513 	/* Protected with ar->data_lock */
514 	enum ath11k_wmi_peer_ps_state peer_ps_state;
515 	u64 ps_start_time;
516 	u64 ps_start_jiffies;
517 	u64 ps_total_duration;
518 	bool peer_current_ps_valid;
519 
520 	u32 bw_prev;
521 };
522 
523 #define ATH11K_MIN_5G_FREQ 4150
524 #define ATH11K_MIN_6G_FREQ 5925
525 #define ATH11K_MAX_6G_FREQ 7115
526 #define ATH11K_NUM_CHANS 102
527 #define ATH11K_MAX_5G_CHAN 177
528 
529 enum ath11k_state {
530 	ATH11K_STATE_OFF,
531 	ATH11K_STATE_ON,
532 	ATH11K_STATE_RESTARTING,
533 	ATH11K_STATE_RESTARTED,
534 	ATH11K_STATE_WEDGED,
535 	ATH11K_STATE_FTM,
536 	/* Add other states as required */
537 };
538 
539 /* Antenna noise floor */
540 #define ATH11K_DEFAULT_NOISE_FLOOR -95
541 
542 #define ATH11K_INVALID_RSSI_FULL -1
543 
544 #define ATH11K_INVALID_RSSI_EMPTY -128
545 
546 struct ath11k_fw_stats {
547 	struct dentry *debugfs_fwstats;
548 	u32 pdev_id;
549 	u32 stats_id;
550 	struct list_head pdevs;
551 	struct list_head vdevs;
552 	struct list_head bcn;
553 };
554 
555 struct ath11k_dbg_htt_stats {
556 	u8 type;
557 	u8 reset;
558 	struct debug_htt_stats_req *stats_req;
559 	/* protects shared stats req buffer */
560 	spinlock_t lock;
561 };
562 
563 #define MAX_MODULE_ID_BITMAP_WORDS	16
564 
565 struct ath11k_debug {
566 	struct dentry *debugfs_pdev;
567 	struct ath11k_dbg_htt_stats htt_stats;
568 	u32 extd_tx_stats;
569 	u32 extd_rx_stats;
570 	u32 pktlog_filter;
571 	u32 pktlog_mode;
572 	u32 pktlog_peer_valid;
573 	u8 pktlog_peer_addr[ETH_ALEN];
574 	u32 rx_filter;
575 	u32 mem_offset;
576 	u32 module_id_bitmap[MAX_MODULE_ID_BITMAP_WORDS];
577 	struct ath11k_debug_dbr *dbr_debug[WMI_DIRECT_BUF_MAX];
578 };
579 
580 struct ath11k_per_peer_tx_stats {
581 	u32 succ_bytes;
582 	u32 retry_bytes;
583 	u32 failed_bytes;
584 	u16 succ_pkts;
585 	u16 retry_pkts;
586 	u16 failed_pkts;
587 	u32 duration;
588 	u8 ba_fails;
589 	bool is_ampdu;
590 };
591 
592 #define ATH11K_FLUSH_TIMEOUT (5 * HZ)
593 #define ATH11K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
594 
595 struct ath11k {
596 	struct ath11k_base *ab;
597 	struct ath11k_pdev *pdev;
598 	struct ieee80211_hw *hw;
599 	struct ieee80211_ops *ops;
600 	struct ath11k_pdev_wmi *wmi;
601 	struct ath11k_pdev_dp dp;
602 	u8 mac_addr[ETH_ALEN];
603 	struct ath11k_he ar_he;
604 	enum ath11k_state state;
605 	bool supports_6ghz;
606 	struct {
607 		struct completion started;
608 		struct completion completed;
609 		struct completion on_channel;
610 		struct delayed_work timeout;
611 		enum ath11k_scan_state state;
612 		bool is_roc;
613 		int vdev_id;
614 		int roc_freq;
615 		bool roc_notify;
616 	} scan;
617 
618 	struct {
619 		struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
620 		struct ieee80211_sband_iftype_data
621 			iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
622 	} mac;
623 
624 	unsigned long dev_flags;
625 	unsigned int filter_flags;
626 	unsigned long monitor_flags;
627 	u32 min_tx_power;
628 	u32 max_tx_power;
629 	u32 txpower_limit_2g;
630 	u32 txpower_limit_5g;
631 	u32 txpower_scale;
632 	u32 power_scale;
633 	u32 chan_tx_pwr;
634 	u32 num_stations;
635 	u32 max_num_stations;
636 	/* To synchronize concurrent synchronous mac80211 callback operations,
637 	 * concurrent debugfs configuration and concurrent FW statistics events.
638 	 */
639 	struct mutex conf_mutex;
640 	/* protects the radio specific data like debug stats, ppdu_stats_info stats,
641 	 * vdev_stop_status info, scan data, ath11k_sta info, ath11k_vif info,
642 	 * channel context data, survey info, test mode data.
643 	 */
644 	spinlock_t data_lock;
645 
646 	struct list_head arvifs;
647 	/* should never be NULL; needed for regular htt rx */
648 	struct ieee80211_channel *rx_channel;
649 
650 	/* valid during scan; needed for mgmt rx during scan */
651 	struct ieee80211_channel *scan_channel;
652 
653 	u8 cfg_tx_chainmask;
654 	u8 cfg_rx_chainmask;
655 	u8 num_rx_chains;
656 	u8 num_tx_chains;
657 	/* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */
658 	u8 pdev_idx;
659 	u8 lmac_id;
660 
661 	struct completion peer_assoc_done;
662 	struct completion peer_delete_done;
663 
664 	int install_key_status;
665 	struct completion install_key_done;
666 
667 	int last_wmi_vdev_start_status;
668 	struct completion vdev_setup_done;
669 	struct completion vdev_delete_done;
670 
671 	int num_peers;
672 	int max_num_peers;
673 	u32 num_started_vdevs;
674 	u32 num_created_vdevs;
675 	unsigned long long allocated_vdev_map;
676 
677 	struct idr txmgmt_idr;
678 	/* protects txmgmt_idr data */
679 	spinlock_t txmgmt_idr_lock;
680 	atomic_t num_pending_mgmt_tx;
681 	wait_queue_head_t txmgmt_empty_waitq;
682 
683 	/* cycle count is reported twice for each visited channel during scan.
684 	 * access protected by data_lock
685 	 */
686 	u32 survey_last_rx_clear_count;
687 	u32 survey_last_cycle_count;
688 
689 	/* Channel info events are expected to come in pairs without and with
690 	 * COMPLETE flag set respectively for each channel visit during scan.
691 	 *
692 	 * However there are deviations from this rule. This flag is used to
693 	 * avoid reporting garbage data.
694 	 */
695 	bool ch_info_can_report_survey;
696 	struct survey_info survey[ATH11K_NUM_CHANS];
697 	struct completion bss_survey_done;
698 
699 	struct work_struct regd_update_work;
700 
701 	struct work_struct wmi_mgmt_tx_work;
702 	struct sk_buff_head wmi_mgmt_tx_queue;
703 
704 	struct ath11k_wow wow;
705 	struct completion target_suspend;
706 	bool target_suspend_ack;
707 	struct ath11k_per_peer_tx_stats peer_tx_stats;
708 	struct list_head ppdu_stats_info;
709 	u32 ppdu_stat_list_depth;
710 
711 	struct ath11k_per_peer_tx_stats cached_stats;
712 	u32 last_ppdu_id;
713 	u32 cached_ppdu_id;
714 	int monitor_vdev_id;
715 	struct completion fw_mode_reset;
716 	u8 ftm_msgref;
717 #ifdef CONFIG_ATH11K_DEBUGFS
718 	struct ath11k_debug debug;
719 #endif
720 #ifdef CONFIG_ATH11K_SPECTRAL
721 	struct ath11k_spectral spectral;
722 #endif
723 	bool dfs_block_radar_events;
724 	struct ath11k_thermal thermal;
725 	u32 vdev_id_11d_scan;
726 	struct completion completed_11d_scan;
727 	enum ath11k_11d_state state_11d;
728 	bool regdom_set_by_user;
729 	int hw_rate_code;
730 	u8 twt_enabled;
731 	bool nlo_enabled;
732 	u8 alpha2[REG_ALPHA2_LEN + 1];
733 	struct ath11k_fw_stats fw_stats;
734 	struct completion fw_stats_complete;
735 	bool fw_stats_done;
736 
737 	/* protected by conf_mutex */
738 	bool ps_state_enable;
739 	bool ps_timekeeper_enable;
740 };
741 
742 struct ath11k_band_cap {
743 	u32 phy_id;
744 	u32 max_bw_supported;
745 	u32 ht_cap_info;
746 	u32 he_cap_info[2];
747 	u32 he_mcs;
748 	u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
749 	struct ath11k_ppe_threshold he_ppet;
750 	u16 he_6ghz_capa;
751 };
752 
753 struct ath11k_pdev_cap {
754 	u32 supported_bands;
755 	u32 ampdu_density;
756 	u32 vht_cap;
757 	u32 vht_mcs;
758 	u32 he_mcs;
759 	u32 tx_chain_mask;
760 	u32 rx_chain_mask;
761 	u32 tx_chain_mask_shift;
762 	u32 rx_chain_mask_shift;
763 	struct ath11k_band_cap band[NUM_NL80211_BANDS];
764 	bool nss_ratio_enabled;
765 	u8 nss_ratio_info;
766 };
767 
768 struct ath11k_pdev {
769 	struct ath11k *ar;
770 	u32 pdev_id;
771 	struct ath11k_pdev_cap cap;
772 	u8 mac_addr[ETH_ALEN];
773 };
774 
775 struct ath11k_board_data {
776 	const struct firmware *fw;
777 	const void *data;
778 	size_t len;
779 };
780 
781 struct ath11k_pci_ops {
782 	int (*wakeup)(struct ath11k_base *ab);
783 	void (*release)(struct ath11k_base *ab);
784 	int (*get_msi_irq)(struct ath11k_base *ab, unsigned int vector);
785 	void (*window_write32)(struct ath11k_base *ab, u32 offset, u32 value);
786 	u32 (*window_read32)(struct ath11k_base *ab, u32 offset);
787 };
788 
789 /* IPQ8074 HW channel counters frequency value in hertz */
790 #define IPQ8074_CC_FREQ_HERTZ 320000
791 
792 struct ath11k_bp_stats {
793 	/* Head Pointer reported by the last HTT Backpressure event for the ring */
794 	u16 hp;
795 
796 	/* Tail Pointer reported by the last HTT Backpressure event for the ring */
797 	u16 tp;
798 
799 	/* Number of Backpressure events received for the ring */
800 	u32 count;
801 
802 	/* Last recorded event timestamp */
803 	unsigned long jiffies;
804 };
805 
806 struct ath11k_dp_ring_bp_stats {
807 	struct ath11k_bp_stats umac_ring_bp_stats[HTT_SW_UMAC_RING_IDX_MAX];
808 	struct ath11k_bp_stats lmac_ring_bp_stats[HTT_SW_LMAC_RING_IDX_MAX][MAX_RADIOS];
809 };
810 
811 struct ath11k_soc_dp_tx_err_stats {
812 	/* TCL Ring Descriptor unavailable */
813 	u32 desc_na[DP_TCL_NUM_RING_MAX];
814 	/* Other failures during dp_tx due to mem allocation failure
815 	 * idr unavailable etc.
816 	 */
817 	atomic_t misc_fail;
818 };
819 
820 struct ath11k_soc_dp_stats {
821 	u32 err_ring_pkts;
822 	u32 invalid_rbm;
823 	u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX];
824 	u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];
825 	u32 hal_reo_error[DP_REO_DST_RING_MAX];
826 	struct ath11k_soc_dp_tx_err_stats tx_err;
827 	struct ath11k_dp_ring_bp_stats bp_stats;
828 };
829 
830 struct ath11k_msi_user {
831 	char *name;
832 	int num_vectors;
833 	u32 base_vector;
834 };
835 
836 struct ath11k_msi_config {
837 	int total_vectors;
838 	int total_users;
839 	struct ath11k_msi_user *users;
840 	u16 hw_rev;
841 };
842 
843 /* Master structure to hold the hw data which may be used in core module */
844 struct ath11k_base {
845 	enum ath11k_hw_rev hw_rev;
846 	enum ath11k_firmware_mode fw_mode;
847 	struct platform_device *pdev;
848 	struct device *dev;
849 	struct ath11k_qmi qmi;
850 	struct ath11k_wmi_base wmi_ab;
851 	struct completion fw_ready;
852 	int num_radios;
853 	/* HW channel counters frequency value in hertz common to all MACs */
854 	u32 cc_freq_hz;
855 
856 	struct ath11k_htc htc;
857 
858 	struct ath11k_dp dp;
859 
860 	void __iomem *mem;
861 	void __iomem *mem_ce;
862 	unsigned long mem_len;
863 
864 	struct {
865 		enum ath11k_bus bus;
866 		const struct ath11k_hif_ops *ops;
867 	} hif;
868 
869 	struct {
870 		struct completion wakeup_completed;
871 	} wow;
872 
873 	struct ath11k_ce ce;
874 	struct timer_list rx_replenish_retry;
875 	struct ath11k_hal hal;
876 	/* To synchronize core_start/core_stop */
877 	struct mutex core_lock;
878 	/* Protects data like peers */
879 	spinlock_t base_lock;
880 	struct ath11k_pdev pdevs[MAX_RADIOS];
881 	struct {
882 		enum WMI_HOST_WLAN_BAND supported_bands;
883 		u32 pdev_id;
884 	} target_pdev_ids[MAX_RADIOS];
885 	u8 target_pdev_count;
886 	struct ath11k_pdev __rcu *pdevs_active[MAX_RADIOS];
887 	struct ath11k_hal_reg_capabilities_ext hal_reg_cap[MAX_RADIOS];
888 	unsigned long long free_vdev_map;
889 
890 	/* To synchronize rhash tbl write operation */
891 	struct mutex tbl_mtx_lock;
892 
893 	/* The rhashtable containing struct ath11k_peer keyed by mac addr */
894 	struct rhashtable *rhead_peer_addr;
895 	struct rhashtable_params rhash_peer_addr_param;
896 
897 	/* The rhashtable containing struct ath11k_peer keyed by id  */
898 	struct rhashtable *rhead_peer_id;
899 	struct rhashtable_params rhash_peer_id_param;
900 
901 	struct list_head peers;
902 	wait_queue_head_t peer_mapping_wq;
903 	u8 mac_addr[ETH_ALEN];
904 	bool wmi_ready;
905 	u32 wlan_init_status;
906 	int irq_num[ATH11K_IRQ_NUM_MAX];
907 	struct ath11k_ext_irq_grp ext_irq_grp[ATH11K_EXT_IRQ_GRP_NUM_MAX];
908 	struct ath11k_targ_cap target_caps;
909 	u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE];
910 	bool pdevs_macaddr_valid;
911 	int bd_api;
912 
913 	struct ath11k_hw_params hw_params;
914 
915 	const struct firmware *cal_file;
916 
917 	/* Below regd's are protected by ab->data_lock */
918 	/* This is the regd set for every radio
919 	 * by the firmware during initialization
920 	 */
921 	struct ieee80211_regdomain *default_regd[MAX_RADIOS];
922 	/* This regd is set during dynamic country setting
923 	 * This may or may not be used during the runtime
924 	 */
925 	struct ieee80211_regdomain *new_regd[MAX_RADIOS];
926 
927 	/* Current DFS Regulatory */
928 	enum ath11k_dfs_region dfs_region;
929 #ifdef CONFIG_ATH11K_DEBUGFS
930 	struct dentry *debugfs_soc;
931 #endif
932 	struct ath11k_soc_dp_stats soc_stats;
933 
934 	unsigned long dev_flags;
935 	struct completion driver_recovery;
936 	struct workqueue_struct *workqueue;
937 	struct work_struct restart_work;
938 	struct work_struct update_11d_work;
939 	u8 new_alpha2[3];
940 	struct workqueue_struct *workqueue_aux;
941 	struct work_struct reset_work;
942 	atomic_t reset_count;
943 	atomic_t recovery_count;
944 	atomic_t recovery_start_count;
945 	bool is_reset;
946 	struct completion reset_complete;
947 	struct completion reconfigure_complete;
948 	struct completion recovery_start;
949 	/* continuous recovery fail count */
950 	atomic_t fail_cont_count;
951 	unsigned long reset_fail_timeout;
952 	struct {
953 		/* protected by data_lock */
954 		u32 fw_crash_counter;
955 	} stats;
956 	u32 pktlog_defs_checksum;
957 
958 	struct ath11k_dbring_cap *db_caps;
959 	u32 num_db_cap;
960 
961 	/* To synchronize 11d scan vdev id */
962 	struct mutex vdev_id_11d_lock;
963 	struct timer_list mon_reap_timer;
964 
965 	struct completion htc_suspend;
966 
967 	struct {
968 		enum ath11k_bdf_search bdf_search;
969 		u32 vendor;
970 		u32 device;
971 		u32 subsystem_vendor;
972 		u32 subsystem_device;
973 	} id;
974 
975 	struct {
976 		struct {
977 			const struct ath11k_msi_config *config;
978 			u32 ep_base_data;
979 			u32 irqs[32];
980 			u32 addr_lo;
981 			u32 addr_hi;
982 		} msi;
983 
984 		const struct ath11k_pci_ops *ops;
985 	} pci;
986 
987 #ifdef CONFIG_NL80211_TESTMODE
988 	struct {
989 		u32 data_pos;
990 		u32 expected_seq;
991 		u8 *eventdata;
992 	} testmode;
993 #endif
994 
995 	/* must be last */
996 	u8 drv_priv[] __aligned(sizeof(void *));
997 };
998 
999 struct ath11k_fw_stats_pdev {
1000 	struct list_head list;
1001 
1002 	/* PDEV stats */
1003 	s32 ch_noise_floor;
1004 	/* Cycles spent transmitting frames */
1005 	u32 tx_frame_count;
1006 	/* Cycles spent receiving frames */
1007 	u32 rx_frame_count;
1008 	/* Total channel busy time, evidently */
1009 	u32 rx_clear_count;
1010 	/* Total on-channel time */
1011 	u32 cycle_count;
1012 	u32 phy_err_count;
1013 	u32 chan_tx_power;
1014 	u32 ack_rx_bad;
1015 	u32 rts_bad;
1016 	u32 rts_good;
1017 	u32 fcs_bad;
1018 	u32 no_beacons;
1019 	u32 mib_int_count;
1020 
1021 	/* PDEV TX stats */
1022 	/* Num HTT cookies queued to dispatch list */
1023 	s32 comp_queued;
1024 	/* Num HTT cookies dispatched */
1025 	s32 comp_delivered;
1026 	/* Num MSDU queued to WAL */
1027 	s32 msdu_enqued;
1028 	/* Num MPDU queue to WAL */
1029 	s32 mpdu_enqued;
1030 	/* Num MSDUs dropped by WMM limit */
1031 	s32 wmm_drop;
1032 	/* Num Local frames queued */
1033 	s32 local_enqued;
1034 	/* Num Local frames done */
1035 	s32 local_freed;
1036 	/* Num queued to HW */
1037 	s32 hw_queued;
1038 	/* Num PPDU reaped from HW */
1039 	s32 hw_reaped;
1040 	/* Num underruns */
1041 	s32 underrun;
1042 	/* Num hw paused */
1043 	u32 hw_paused;
1044 	/* Num PPDUs cleaned up in TX abort */
1045 	s32 tx_abort;
1046 	/* Num MPDUs requeued by SW */
1047 	s32 mpdus_requeued;
1048 	/* excessive retries */
1049 	u32 tx_ko;
1050 	u32 tx_xretry;
1051 	/* data hw rate code */
1052 	u32 data_rc;
1053 	/* Scheduler self triggers */
1054 	u32 self_triggers;
1055 	/* frames dropped due to excessive sw retries */
1056 	u32 sw_retry_failure;
1057 	/* illegal rate phy errors	*/
1058 	u32 illgl_rate_phy_err;
1059 	/* wal pdev continuous xretry */
1060 	u32 pdev_cont_xretry;
1061 	/* wal pdev tx timeouts */
1062 	u32 pdev_tx_timeout;
1063 	/* wal pdev resets */
1064 	u32 pdev_resets;
1065 	/* frames dropped due to non-availability of stateless TIDs */
1066 	u32 stateless_tid_alloc_failure;
1067 	/* PhY/BB underrun */
1068 	u32 phy_underrun;
1069 	/* MPDU is more than txop limit */
1070 	u32 txop_ovf;
1071 	/* Num sequences posted */
1072 	u32 seq_posted;
1073 	/* Num sequences failed in queueing */
1074 	u32 seq_failed_queueing;
1075 	/* Num sequences completed */
1076 	u32 seq_completed;
1077 	/* Num sequences restarted */
1078 	u32 seq_restarted;
1079 	/* Num of MU sequences posted */
1080 	u32 mu_seq_posted;
1081 	/* Num MPDUs flushed by SW, HWPAUSED, SW TXABORT
1082 	 * (Reset,channel change)
1083 	 */
1084 	s32 mpdus_sw_flush;
1085 	/* Num MPDUs filtered by HW, all filter condition (TTL expired) */
1086 	s32 mpdus_hw_filter;
1087 	/* Num MPDUs truncated by PDG (TXOP, TBTT,
1088 	 * PPDU_duration based on rate, dyn_bw)
1089 	 */
1090 	s32 mpdus_truncated;
1091 	/* Num MPDUs that was tried but didn't receive ACK or BA */
1092 	s32 mpdus_ack_failed;
1093 	/* Num MPDUs that was dropped du to expiry. */
1094 	s32 mpdus_expired;
1095 
1096 	/* PDEV RX stats */
1097 	/* Cnts any change in ring routing mid-ppdu */
1098 	s32 mid_ppdu_route_change;
1099 	/* Total number of statuses processed */
1100 	s32 status_rcvd;
1101 	/* Extra frags on rings 0-3 */
1102 	s32 r0_frags;
1103 	s32 r1_frags;
1104 	s32 r2_frags;
1105 	s32 r3_frags;
1106 	/* MSDUs / MPDUs delivered to HTT */
1107 	s32 htt_msdus;
1108 	s32 htt_mpdus;
1109 	/* MSDUs / MPDUs delivered to local stack */
1110 	s32 loc_msdus;
1111 	s32 loc_mpdus;
1112 	/* AMSDUs that have more MSDUs than the status ring size */
1113 	s32 oversize_amsdu;
1114 	/* Number of PHY errors */
1115 	s32 phy_errs;
1116 	/* Number of PHY errors drops */
1117 	s32 phy_err_drop;
1118 	/* Number of mpdu errors - FCS, MIC, ENC etc. */
1119 	s32 mpdu_errs;
1120 	/* Num overflow errors */
1121 	s32 rx_ovfl_errs;
1122 };
1123 
1124 struct ath11k_fw_stats_vdev {
1125 	struct list_head list;
1126 
1127 	u32 vdev_id;
1128 	u32 beacon_snr;
1129 	u32 data_snr;
1130 	u32 num_tx_frames[WLAN_MAX_AC];
1131 	u32 num_rx_frames;
1132 	u32 num_tx_frames_retries[WLAN_MAX_AC];
1133 	u32 num_tx_frames_failures[WLAN_MAX_AC];
1134 	u32 num_rts_fail;
1135 	u32 num_rts_success;
1136 	u32 num_rx_err;
1137 	u32 num_rx_discard;
1138 	u32 num_tx_not_acked;
1139 	u32 tx_rate_history[MAX_TX_RATE_VALUES];
1140 	u32 beacon_rssi_history[MAX_TX_RATE_VALUES];
1141 };
1142 
1143 struct ath11k_fw_stats_bcn {
1144 	struct list_head list;
1145 
1146 	u32 vdev_id;
1147 	u32 tx_bcn_succ_cnt;
1148 	u32 tx_bcn_outage_cnt;
1149 };
1150 
1151 void ath11k_fw_stats_init(struct ath11k *ar);
1152 void ath11k_fw_stats_pdevs_free(struct list_head *head);
1153 void ath11k_fw_stats_vdevs_free(struct list_head *head);
1154 void ath11k_fw_stats_bcn_free(struct list_head *head);
1155 void ath11k_fw_stats_free(struct ath11k_fw_stats *stats);
1156 
1157 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_ipq8074[];
1158 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_ipq8074[];
1159 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_ipq6018[];
1160 
1161 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_qca6390[];
1162 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_qca6390[];
1163 
1164 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_ipq5018[];
1165 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_ipq5018[];
1166 
1167 extern const struct ce_pipe_config ath11k_target_ce_config_wlan_qcn9074[];
1168 extern const struct service_to_pipe ath11k_target_service_to_ce_map_wlan_qcn9074[];
1169 int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab);
1170 int ath11k_core_pre_init(struct ath11k_base *ab);
1171 int ath11k_core_init(struct ath11k_base *ath11k);
1172 void ath11k_core_deinit(struct ath11k_base *ath11k);
1173 struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size,
1174 				      enum ath11k_bus bus);
1175 void ath11k_core_free(struct ath11k_base *ath11k);
1176 int ath11k_core_fetch_bdf(struct ath11k_base *ath11k,
1177 			  struct ath11k_board_data *bd);
1178 int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd);
1179 int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab,
1180 				       struct ath11k_board_data *bd,
1181 				       const char *name);
1182 void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd);
1183 int ath11k_core_check_dt(struct ath11k_base *ath11k);
1184 int ath11k_core_check_smbios(struct ath11k_base *ab);
1185 void ath11k_core_halt(struct ath11k *ar);
1186 int ath11k_core_resume(struct ath11k_base *ab);
1187 int ath11k_core_suspend(struct ath11k_base *ab);
1188 void ath11k_core_pre_reconfigure_recovery(struct ath11k_base *ab);
1189 
1190 const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab,
1191 						    const char *filename);
1192 
1193 static inline const char *ath11k_scan_state_str(enum ath11k_scan_state state)
1194 {
1195 	switch (state) {
1196 	case ATH11K_SCAN_IDLE:
1197 		return "idle";
1198 	case ATH11K_SCAN_STARTING:
1199 		return "starting";
1200 	case ATH11K_SCAN_RUNNING:
1201 		return "running";
1202 	case ATH11K_SCAN_ABORTING:
1203 		return "aborting";
1204 	}
1205 
1206 	return "unknown";
1207 }
1208 
1209 static inline struct ath11k_skb_cb *ATH11K_SKB_CB(struct sk_buff *skb)
1210 {
1211 	BUILD_BUG_ON(sizeof(struct ath11k_skb_cb) >
1212 		     IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
1213 	return (struct ath11k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
1214 }
1215 
1216 static inline struct ath11k_skb_rxcb *ATH11K_SKB_RXCB(struct sk_buff *skb)
1217 {
1218 	BUILD_BUG_ON(sizeof(struct ath11k_skb_rxcb) > sizeof(skb->cb));
1219 	return (struct ath11k_skb_rxcb *)skb->cb;
1220 }
1221 
1222 static inline struct ath11k_vif *ath11k_vif_to_arvif(struct ieee80211_vif *vif)
1223 {
1224 	return (struct ath11k_vif *)vif->drv_priv;
1225 }
1226 
1227 static inline struct ath11k *ath11k_ab_to_ar(struct ath11k_base *ab,
1228 					     int mac_id)
1229 {
1230 	return ab->pdevs[ath11k_hw_mac_id_to_pdev_id(&ab->hw_params, mac_id)].ar;
1231 }
1232 
1233 static inline void ath11k_core_create_firmware_path(struct ath11k_base *ab,
1234 						    const char *filename,
1235 						    void *buf, size_t buf_len)
1236 {
1237 	snprintf(buf, buf_len, "%s/%s/%s", ATH11K_FW_DIR,
1238 		 ab->hw_params.fw.dir, filename);
1239 }
1240 
1241 static inline const char *ath11k_bus_str(enum ath11k_bus bus)
1242 {
1243 	switch (bus) {
1244 	case ATH11K_BUS_PCI:
1245 		return "pci";
1246 	case ATH11K_BUS_AHB:
1247 		return "ahb";
1248 	}
1249 
1250 	return "unknown";
1251 }
1252 
1253 #endif /* _CORE_H_ */
1254