1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
2 /*
3  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2022 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 "qmi.h"
15 #include "htc.h"
16 #include "wmi.h"
17 #include "hal.h"
18 #include "dp.h"
19 #include "ce.h"
20 #include "mac.h"
21 #include "hw.h"
22 #include "hal_rx.h"
23 #include "reg.h"
24 #include "dbring.h"
25 
26 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
27 
28 #define ATH12K_TX_MGMT_NUM_PENDING_MAX	512
29 
30 #define ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI 64
31 
32 /* Pending management packets threshold for dropping probe responses */
33 #define ATH12K_PRB_RSP_DROP_THRESHOLD ((ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI * 3) / 4)
34 
35 #define ATH12K_INVALID_HW_MAC_ID	0xFF
36 #define	ATH12K_RX_RATE_TABLE_NUM	320
37 #define	ATH12K_RX_RATE_TABLE_11AX_NUM	576
38 
39 #define ATH12K_MON_TIMER_INTERVAL  10
40 #define ATH12K_RESET_TIMEOUT_HZ			(20 * HZ)
41 #define ATH12K_RESET_MAX_FAIL_COUNT_FIRST	3
42 #define ATH12K_RESET_MAX_FAIL_COUNT_FINAL	5
43 #define ATH12K_RESET_FAIL_TIMEOUT_HZ		(20 * HZ)
44 #define ATH12K_RECONFIGURE_TIMEOUT_HZ		(10 * HZ)
45 #define ATH12K_RECOVER_START_TIMEOUT_HZ		(20 * HZ)
46 
47 enum wme_ac {
48 	WME_AC_BE,
49 	WME_AC_BK,
50 	WME_AC_VI,
51 	WME_AC_VO,
52 	WME_NUM_AC
53 };
54 
55 #define ATH12K_HT_MCS_MAX	7
56 #define ATH12K_VHT_MCS_MAX	9
57 #define ATH12K_HE_MCS_MAX	11
58 
59 enum ath12k_crypt_mode {
60 	/* Only use hardware crypto engine */
61 	ATH12K_CRYPT_MODE_HW,
62 	/* Only use software crypto */
63 	ATH12K_CRYPT_MODE_SW,
64 };
65 
66 static inline enum wme_ac ath12k_tid_to_ac(u32 tid)
67 {
68 	return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
69 		((tid == 1) || (tid == 2)) ? WME_AC_BK :
70 		((tid == 4) || (tid == 5)) ? WME_AC_VI :
71 		WME_AC_VO);
72 }
73 
74 enum ath12k_skb_flags {
75 	ATH12K_SKB_HW_80211_ENCAP = BIT(0),
76 	ATH12K_SKB_CIPHER_SET = BIT(1),
77 };
78 
79 struct ath12k_skb_cb {
80 	dma_addr_t paddr;
81 	struct ath12k *ar;
82 	struct ieee80211_vif *vif;
83 	dma_addr_t paddr_ext_desc;
84 	u32 cipher;
85 	u8 flags;
86 };
87 
88 struct ath12k_skb_rxcb {
89 	dma_addr_t paddr;
90 	bool is_first_msdu;
91 	bool is_last_msdu;
92 	bool is_continuation;
93 	bool is_mcbc;
94 	bool is_eapol;
95 	struct hal_rx_desc *rx_desc;
96 	u8 err_rel_src;
97 	u8 err_code;
98 	u8 mac_id;
99 	u8 unmapped;
100 	u8 is_frag;
101 	u8 tid;
102 	u16 peer_id;
103 };
104 
105 enum ath12k_hw_rev {
106 	ATH12K_HW_QCN9274_HW10,
107 	ATH12K_HW_QCN9274_HW20,
108 	ATH12K_HW_WCN7850_HW20
109 };
110 
111 enum ath12k_firmware_mode {
112 	/* the default mode, standard 802.11 functionality */
113 	ATH12K_FIRMWARE_MODE_NORMAL,
114 
115 	/* factory tests etc */
116 	ATH12K_FIRMWARE_MODE_FTM,
117 };
118 
119 #define ATH12K_IRQ_NUM_MAX 57
120 #define ATH12K_EXT_IRQ_NUM_MAX	16
121 
122 struct ath12k_ext_irq_grp {
123 	struct ath12k_base *ab;
124 	u32 irqs[ATH12K_EXT_IRQ_NUM_MAX];
125 	u32 num_irq;
126 	u32 grp_id;
127 	u64 timestamp;
128 	struct napi_struct napi;
129 	struct net_device napi_ndev;
130 };
131 
132 #define HEHANDLE_CAP_PHYINFO_SIZE       3
133 #define HECAP_PHYINFO_SIZE              9
134 #define HECAP_MACINFO_SIZE              5
135 #define HECAP_TXRX_MCS_NSS_SIZE         2
136 #define HECAP_PPET16_PPET8_MAX_SIZE     25
137 
138 #define HE_PPET16_PPET8_SIZE            8
139 
140 /* 802.11ax PPE (PPDU packet Extension) threshold */
141 struct he_ppe_threshold {
142 	u32 numss_m1;
143 	u32 ru_mask;
144 	u32 ppet16_ppet8_ru3_ru0[HE_PPET16_PPET8_SIZE];
145 };
146 
147 struct ath12k_he {
148 	u8 hecap_macinfo[HECAP_MACINFO_SIZE];
149 	u32 hecap_rxmcsnssmap;
150 	u32 hecap_txmcsnssmap;
151 	u32 hecap_phyinfo[HEHANDLE_CAP_PHYINFO_SIZE];
152 	struct he_ppe_threshold   hecap_ppet;
153 	u32 heop_param;
154 };
155 
156 #define MAX_RADIOS 3
157 
158 enum {
159 	WMI_HOST_TP_SCALE_MAX   = 0,
160 	WMI_HOST_TP_SCALE_50    = 1,
161 	WMI_HOST_TP_SCALE_25    = 2,
162 	WMI_HOST_TP_SCALE_12    = 3,
163 	WMI_HOST_TP_SCALE_MIN   = 4,
164 	WMI_HOST_TP_SCALE_SIZE   = 5,
165 };
166 
167 enum ath12k_scan_state {
168 	ATH12K_SCAN_IDLE,
169 	ATH12K_SCAN_STARTING,
170 	ATH12K_SCAN_RUNNING,
171 	ATH12K_SCAN_ABORTING,
172 };
173 
174 enum ath12k_dev_flags {
175 	ATH12K_CAC_RUNNING,
176 	ATH12K_FLAG_CRASH_FLUSH,
177 	ATH12K_FLAG_RAW_MODE,
178 	ATH12K_FLAG_HW_CRYPTO_DISABLED,
179 	ATH12K_FLAG_RECOVERY,
180 	ATH12K_FLAG_UNREGISTERING,
181 	ATH12K_FLAG_REGISTERED,
182 	ATH12K_FLAG_QMI_FAIL,
183 	ATH12K_FLAG_HTC_SUSPEND_COMPLETE,
184 	ATH12K_FLAG_CE_IRQ_ENABLED,
185 	ATH12K_FLAG_EXT_IRQ_ENABLED,
186 };
187 
188 enum ath12k_monitor_flags {
189 	ATH12K_FLAG_MONITOR_ENABLED,
190 };
191 
192 struct ath12k_vif {
193 	u32 vdev_id;
194 	enum wmi_vdev_type vdev_type;
195 	enum wmi_vdev_subtype vdev_subtype;
196 	u32 beacon_interval;
197 	u32 dtim_period;
198 	u16 ast_hash;
199 	u16 ast_idx;
200 	u16 tcl_metadata;
201 	u8 hal_addr_search_flags;
202 	u8 search_type;
203 
204 	struct ath12k *ar;
205 	struct ieee80211_vif *vif;
206 
207 	int bank_id;
208 	u8 vdev_id_check_en;
209 
210 	struct wmi_wmm_params_all_arg wmm_params;
211 	struct list_head list;
212 	union {
213 		struct {
214 			u32 uapsd;
215 		} sta;
216 		struct {
217 			/* 127 stations; wmi limit */
218 			u8 tim_bitmap[16];
219 			u8 tim_len;
220 			u32 ssid_len;
221 			u8 ssid[IEEE80211_MAX_SSID_LEN];
222 			bool hidden_ssid;
223 			/* P2P_IE with NoA attribute for P2P_GO case */
224 			u32 noa_len;
225 			u8 *noa_data;
226 		} ap;
227 	} u;
228 
229 	bool is_started;
230 	bool is_up;
231 	u32 aid;
232 	u8 bssid[ETH_ALEN];
233 	struct cfg80211_bitrate_mask bitrate_mask;
234 	int num_legacy_stations;
235 	int rtscts_prot_mode;
236 	int txpower;
237 	bool rsnie_present;
238 	bool wpaie_present;
239 	struct ieee80211_chanctx_conf chanctx;
240 	u32 key_cipher;
241 	u8 tx_encap_type;
242 	u8 vdev_stats_id;
243 	u32 punct_bitmap;
244 };
245 
246 struct ath12k_vif_iter {
247 	u32 vdev_id;
248 	struct ath12k_vif *arvif;
249 };
250 
251 #define HAL_AST_IDX_INVALID	0xFFFF
252 #define HAL_RX_MAX_MCS		12
253 #define HAL_RX_MAX_MCS_HT	31
254 #define HAL_RX_MAX_MCS_VHT	9
255 #define HAL_RX_MAX_MCS_HE	11
256 #define HAL_RX_MAX_NSS		8
257 #define HAL_RX_MAX_NUM_LEGACY_RATES 12
258 #define ATH12K_RX_RATE_TABLE_11AX_NUM	576
259 #define ATH12K_RX_RATE_TABLE_NUM 320
260 
261 struct ath12k_rx_peer_rate_stats {
262 	u64 ht_mcs_count[HAL_RX_MAX_MCS_HT + 1];
263 	u64 vht_mcs_count[HAL_RX_MAX_MCS_VHT + 1];
264 	u64 he_mcs_count[HAL_RX_MAX_MCS_HE + 1];
265 	u64 nss_count[HAL_RX_MAX_NSS];
266 	u64 bw_count[HAL_RX_BW_MAX];
267 	u64 gi_count[HAL_RX_GI_MAX];
268 	u64 legacy_count[HAL_RX_MAX_NUM_LEGACY_RATES];
269 	u64 rx_rate[ATH12K_RX_RATE_TABLE_11AX_NUM];
270 };
271 
272 struct ath12k_rx_peer_stats {
273 	u64 num_msdu;
274 	u64 num_mpdu_fcs_ok;
275 	u64 num_mpdu_fcs_err;
276 	u64 tcp_msdu_count;
277 	u64 udp_msdu_count;
278 	u64 other_msdu_count;
279 	u64 ampdu_msdu_count;
280 	u64 non_ampdu_msdu_count;
281 	u64 stbc_count;
282 	u64 beamformed_count;
283 	u64 mcs_count[HAL_RX_MAX_MCS + 1];
284 	u64 nss_count[HAL_RX_MAX_NSS];
285 	u64 bw_count[HAL_RX_BW_MAX];
286 	u64 gi_count[HAL_RX_GI_MAX];
287 	u64 coding_count[HAL_RX_SU_MU_CODING_MAX];
288 	u64 tid_count[IEEE80211_NUM_TIDS + 1];
289 	u64 pream_cnt[HAL_RX_PREAMBLE_MAX];
290 	u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX];
291 	u64 rx_duration;
292 	u64 dcm_count;
293 	u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX];
294 	struct ath12k_rx_peer_rate_stats pkt_stats;
295 	struct ath12k_rx_peer_rate_stats byte_stats;
296 };
297 
298 #define ATH12K_HE_MCS_NUM       12
299 #define ATH12K_VHT_MCS_NUM      10
300 #define ATH12K_BW_NUM           5
301 #define ATH12K_NSS_NUM          4
302 #define ATH12K_LEGACY_NUM       12
303 #define ATH12K_GI_NUM           4
304 #define ATH12K_HT_MCS_NUM       32
305 
306 enum ath12k_pkt_rx_err {
307 	ATH12K_PKT_RX_ERR_FCS,
308 	ATH12K_PKT_RX_ERR_TKIP,
309 	ATH12K_PKT_RX_ERR_CRYPT,
310 	ATH12K_PKT_RX_ERR_PEER_IDX_INVAL,
311 	ATH12K_PKT_RX_ERR_MAX,
312 };
313 
314 enum ath12k_ampdu_subfrm_num {
315 	ATH12K_AMPDU_SUBFRM_NUM_10,
316 	ATH12K_AMPDU_SUBFRM_NUM_20,
317 	ATH12K_AMPDU_SUBFRM_NUM_30,
318 	ATH12K_AMPDU_SUBFRM_NUM_40,
319 	ATH12K_AMPDU_SUBFRM_NUM_50,
320 	ATH12K_AMPDU_SUBFRM_NUM_60,
321 	ATH12K_AMPDU_SUBFRM_NUM_MORE,
322 	ATH12K_AMPDU_SUBFRM_NUM_MAX,
323 };
324 
325 enum ath12k_amsdu_subfrm_num {
326 	ATH12K_AMSDU_SUBFRM_NUM_1,
327 	ATH12K_AMSDU_SUBFRM_NUM_2,
328 	ATH12K_AMSDU_SUBFRM_NUM_3,
329 	ATH12K_AMSDU_SUBFRM_NUM_4,
330 	ATH12K_AMSDU_SUBFRM_NUM_MORE,
331 	ATH12K_AMSDU_SUBFRM_NUM_MAX,
332 };
333 
334 enum ath12k_counter_type {
335 	ATH12K_COUNTER_TYPE_BYTES,
336 	ATH12K_COUNTER_TYPE_PKTS,
337 	ATH12K_COUNTER_TYPE_MAX,
338 };
339 
340 enum ath12k_stats_type {
341 	ATH12K_STATS_TYPE_SUCC,
342 	ATH12K_STATS_TYPE_FAIL,
343 	ATH12K_STATS_TYPE_RETRY,
344 	ATH12K_STATS_TYPE_AMPDU,
345 	ATH12K_STATS_TYPE_MAX,
346 };
347 
348 struct ath12k_htt_data_stats {
349 	u64 legacy[ATH12K_COUNTER_TYPE_MAX][ATH12K_LEGACY_NUM];
350 	u64 ht[ATH12K_COUNTER_TYPE_MAX][ATH12K_HT_MCS_NUM];
351 	u64 vht[ATH12K_COUNTER_TYPE_MAX][ATH12K_VHT_MCS_NUM];
352 	u64 he[ATH12K_COUNTER_TYPE_MAX][ATH12K_HE_MCS_NUM];
353 	u64 bw[ATH12K_COUNTER_TYPE_MAX][ATH12K_BW_NUM];
354 	u64 nss[ATH12K_COUNTER_TYPE_MAX][ATH12K_NSS_NUM];
355 	u64 gi[ATH12K_COUNTER_TYPE_MAX][ATH12K_GI_NUM];
356 	u64 transmit_type[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RECEPTION_TYPE_MAX];
357 	u64 ru_loc[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RU_ALLOC_TYPE_MAX];
358 };
359 
360 struct ath12k_htt_tx_stats {
361 	struct ath12k_htt_data_stats stats[ATH12K_STATS_TYPE_MAX];
362 	u64 tx_duration;
363 	u64 ba_fails;
364 	u64 ack_fails;
365 	u16 ru_start;
366 	u16 ru_tones;
367 	u32 mu_group[MAX_MU_GROUP_ID];
368 };
369 
370 struct ath12k_per_ppdu_tx_stats {
371 	u16 succ_pkts;
372 	u16 failed_pkts;
373 	u16 retry_pkts;
374 	u32 succ_bytes;
375 	u32 failed_bytes;
376 	u32 retry_bytes;
377 };
378 
379 struct ath12k_wbm_tx_stats {
380 	u64 wbm_tx_comp_stats[HAL_WBM_REL_HTT_TX_COMP_STATUS_MAX];
381 };
382 
383 struct ath12k_sta {
384 	struct ath12k_vif *arvif;
385 
386 	/* the following are protected by ar->data_lock */
387 	u32 changed; /* IEEE80211_RC_* */
388 	u32 bw;
389 	u32 nss;
390 	u32 smps;
391 	enum hal_pn_type pn_type;
392 
393 	struct work_struct update_wk;
394 	struct rate_info txrate;
395 	struct rate_info last_txrate;
396 	u64 rx_duration;
397 	u64 tx_duration;
398 	u8 rssi_comb;
399 	struct ath12k_rx_peer_stats *rx_stats;
400 	struct ath12k_wbm_tx_stats *wbm_tx_stats;
401 	u32 bw_prev;
402 };
403 
404 #define ATH12K_MIN_5G_FREQ 4150
405 #define ATH12K_MIN_6G_FREQ 5925
406 #define ATH12K_MAX_6G_FREQ 7115
407 #define ATH12K_NUM_CHANS 100
408 #define ATH12K_MAX_5G_CHAN 173
409 
410 enum ath12k_state {
411 	ATH12K_STATE_OFF,
412 	ATH12K_STATE_ON,
413 	ATH12K_STATE_RESTARTING,
414 	ATH12K_STATE_RESTARTED,
415 	ATH12K_STATE_WEDGED,
416 	/* Add other states as required */
417 };
418 
419 /* Antenna noise floor */
420 #define ATH12K_DEFAULT_NOISE_FLOOR -95
421 
422 struct ath12k_fw_stats {
423 	u32 pdev_id;
424 	u32 stats_id;
425 	struct list_head pdevs;
426 	struct list_head vdevs;
427 	struct list_head bcn;
428 };
429 
430 struct ath12k_per_peer_tx_stats {
431 	u32 succ_bytes;
432 	u32 retry_bytes;
433 	u32 failed_bytes;
434 	u32 duration;
435 	u16 succ_pkts;
436 	u16 retry_pkts;
437 	u16 failed_pkts;
438 	u16 ru_start;
439 	u16 ru_tones;
440 	u8 ba_fails;
441 	u8 ppdu_type;
442 	u32 mu_grpid;
443 	u32 mu_pos;
444 	bool is_ampdu;
445 };
446 
447 #define ATH12K_FLUSH_TIMEOUT (5 * HZ)
448 #define ATH12K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
449 
450 struct ath12k {
451 	struct ath12k_base *ab;
452 	struct ath12k_pdev *pdev;
453 	struct ieee80211_hw *hw;
454 	struct ieee80211_ops *ops;
455 	struct ath12k_wmi_pdev *wmi;
456 	struct ath12k_pdev_dp dp;
457 	u8 mac_addr[ETH_ALEN];
458 	u32 ht_cap_info;
459 	u32 vht_cap_info;
460 	struct ath12k_he ar_he;
461 	enum ath12k_state state;
462 	bool supports_6ghz;
463 	struct {
464 		struct completion started;
465 		struct completion completed;
466 		struct completion on_channel;
467 		struct delayed_work timeout;
468 		enum ath12k_scan_state state;
469 		bool is_roc;
470 		int vdev_id;
471 		int roc_freq;
472 		bool roc_notify;
473 	} scan;
474 
475 	struct {
476 		struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
477 		struct ieee80211_sband_iftype_data
478 			iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
479 	} mac;
480 
481 	unsigned long dev_flags;
482 	unsigned int filter_flags;
483 	unsigned long monitor_flags;
484 	u32 min_tx_power;
485 	u32 max_tx_power;
486 	u32 txpower_limit_2g;
487 	u32 txpower_limit_5g;
488 	u32 txpower_scale;
489 	u32 power_scale;
490 	u32 chan_tx_pwr;
491 	u32 num_stations;
492 	u32 max_num_stations;
493 	bool monitor_present;
494 	/* To synchronize concurrent synchronous mac80211 callback operations,
495 	 * concurrent debugfs configuration and concurrent FW statistics events.
496 	 */
497 	struct mutex conf_mutex;
498 	/* protects the radio specific data like debug stats, ppdu_stats_info stats,
499 	 * vdev_stop_status info, scan data, ath12k_sta info, ath12k_vif info,
500 	 * channel context data, survey info, test mode data.
501 	 */
502 	spinlock_t data_lock;
503 
504 	struct list_head arvifs;
505 	/* should never be NULL; needed for regular htt rx */
506 	struct ieee80211_channel *rx_channel;
507 
508 	/* valid during scan; needed for mgmt rx during scan */
509 	struct ieee80211_channel *scan_channel;
510 
511 	u8 cfg_tx_chainmask;
512 	u8 cfg_rx_chainmask;
513 	u8 num_rx_chains;
514 	u8 num_tx_chains;
515 	/* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */
516 	u8 pdev_idx;
517 	u8 lmac_id;
518 
519 	struct completion peer_assoc_done;
520 	struct completion peer_delete_done;
521 
522 	int install_key_status;
523 	struct completion install_key_done;
524 
525 	int last_wmi_vdev_start_status;
526 	struct completion vdev_setup_done;
527 	struct completion vdev_delete_done;
528 
529 	int num_peers;
530 	int max_num_peers;
531 	u32 num_started_vdevs;
532 	u32 num_created_vdevs;
533 	unsigned long long allocated_vdev_map;
534 
535 	struct idr txmgmt_idr;
536 	/* protects txmgmt_idr data */
537 	spinlock_t txmgmt_idr_lock;
538 	atomic_t num_pending_mgmt_tx;
539 	wait_queue_head_t txmgmt_empty_waitq;
540 
541 	/* cycle count is reported twice for each visited channel during scan.
542 	 * access protected by data_lock
543 	 */
544 	u32 survey_last_rx_clear_count;
545 	u32 survey_last_cycle_count;
546 
547 	/* Channel info events are expected to come in pairs without and with
548 	 * COMPLETE flag set respectively for each channel visit during scan.
549 	 *
550 	 * However there are deviations from this rule. This flag is used to
551 	 * avoid reporting garbage data.
552 	 */
553 	bool ch_info_can_report_survey;
554 	struct survey_info survey[ATH12K_NUM_CHANS];
555 	struct completion bss_survey_done;
556 
557 	struct work_struct regd_update_work;
558 
559 	struct work_struct wmi_mgmt_tx_work;
560 	struct sk_buff_head wmi_mgmt_tx_queue;
561 
562 	struct ath12k_per_peer_tx_stats peer_tx_stats;
563 	struct list_head ppdu_stats_info;
564 	u32 ppdu_stat_list_depth;
565 
566 	struct ath12k_per_peer_tx_stats cached_stats;
567 	u32 last_ppdu_id;
568 	u32 cached_ppdu_id;
569 
570 	bool dfs_block_radar_events;
571 	bool monitor_conf_enabled;
572 	bool monitor_vdev_created;
573 	bool monitor_started;
574 	int monitor_vdev_id;
575 };
576 
577 struct ath12k_band_cap {
578 	u32 phy_id;
579 	u32 max_bw_supported;
580 	u32 ht_cap_info;
581 	u32 he_cap_info[2];
582 	u32 he_mcs;
583 	u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
584 	struct ath12k_wmi_ppe_threshold_arg he_ppet;
585 	u16 he_6ghz_capa;
586 	u32 eht_cap_mac_info[WMI_MAX_EHTCAP_MAC_SIZE];
587 	u32 eht_cap_phy_info[WMI_MAX_EHTCAP_PHY_SIZE];
588 	u32 eht_mcs_20_only;
589 	u32 eht_mcs_80;
590 	u32 eht_mcs_160;
591 	u32 eht_mcs_320;
592 	struct ath12k_wmi_ppe_threshold_arg eht_ppet;
593 	u32 eht_cap_info_internal;
594 };
595 
596 struct ath12k_pdev_cap {
597 	u32 supported_bands;
598 	u32 ampdu_density;
599 	u32 vht_cap;
600 	u32 vht_mcs;
601 	u32 he_mcs;
602 	u32 tx_chain_mask;
603 	u32 rx_chain_mask;
604 	u32 tx_chain_mask_shift;
605 	u32 rx_chain_mask_shift;
606 	struct ath12k_band_cap band[NUM_NL80211_BANDS];
607 };
608 
609 struct mlo_timestamp {
610 	u32 info;
611 	u32 sync_timestamp_lo_us;
612 	u32 sync_timestamp_hi_us;
613 	u32 mlo_offset_lo;
614 	u32 mlo_offset_hi;
615 	u32 mlo_offset_clks;
616 	u32 mlo_comp_clks;
617 	u32 mlo_comp_timer;
618 };
619 
620 struct ath12k_pdev {
621 	struct ath12k *ar;
622 	u32 pdev_id;
623 	struct ath12k_pdev_cap cap;
624 	u8 mac_addr[ETH_ALEN];
625 	struct mlo_timestamp timestamp;
626 };
627 
628 struct ath12k_fw_pdev {
629 	u32 pdev_id;
630 	u32 phy_id;
631 	u32 supported_bands;
632 };
633 
634 struct ath12k_board_data {
635 	const struct firmware *fw;
636 	const void *data;
637 	size_t len;
638 };
639 
640 struct ath12k_soc_dp_tx_err_stats {
641 	/* TCL Ring Descriptor unavailable */
642 	u32 desc_na[DP_TCL_NUM_RING_MAX];
643 	/* Other failures during dp_tx due to mem allocation failure
644 	 * idr unavailable etc.
645 	 */
646 	atomic_t misc_fail;
647 };
648 
649 struct ath12k_soc_dp_stats {
650 	u32 err_ring_pkts;
651 	u32 invalid_rbm;
652 	u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX];
653 	u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];
654 	u32 hal_reo_error[DP_REO_DST_RING_MAX];
655 	struct ath12k_soc_dp_tx_err_stats tx_err;
656 };
657 
658 /* Master structure to hold the hw data which may be used in core module */
659 struct ath12k_base {
660 	enum ath12k_hw_rev hw_rev;
661 	struct platform_device *pdev;
662 	struct device *dev;
663 	struct ath12k_qmi qmi;
664 	struct ath12k_wmi_base wmi_ab;
665 	struct completion fw_ready;
666 	int num_radios;
667 	/* HW channel counters frequency value in hertz common to all MACs */
668 	u32 cc_freq_hz;
669 
670 	struct ath12k_htc htc;
671 
672 	struct ath12k_dp dp;
673 
674 	void __iomem *mem;
675 	unsigned long mem_len;
676 
677 	struct {
678 		enum ath12k_bus bus;
679 		const struct ath12k_hif_ops *ops;
680 	} hif;
681 
682 	struct ath12k_ce ce;
683 	struct timer_list rx_replenish_retry;
684 	struct ath12k_hal hal;
685 	/* To synchronize core_start/core_stop */
686 	struct mutex core_lock;
687 	/* Protects data like peers */
688 	spinlock_t base_lock;
689 
690 	/* Single pdev device (struct ath12k_hw_params::single_pdev_only):
691 	 *
692 	 * Firmware maintains data for all bands but advertises a single
693 	 * phy to the host which is stored as a single element in this
694 	 * array.
695 	 *
696 	 * Other devices:
697 	 *
698 	 * This array will contain as many elements as the number of
699 	 * radios.
700 	 */
701 	struct ath12k_pdev pdevs[MAX_RADIOS];
702 
703 	/* struct ath12k_hw_params::single_pdev_only devices use this to
704 	 * store phy specific data
705 	 */
706 	struct ath12k_fw_pdev fw_pdev[MAX_RADIOS];
707 	u8 fw_pdev_count;
708 
709 	struct ath12k_pdev __rcu *pdevs_active[MAX_RADIOS];
710 	struct ath12k_wmi_hal_reg_capabilities_ext_arg hal_reg_cap[MAX_RADIOS];
711 	unsigned long long free_vdev_map;
712 	unsigned long long free_vdev_stats_id_map;
713 	struct list_head peers;
714 	wait_queue_head_t peer_mapping_wq;
715 	u8 mac_addr[ETH_ALEN];
716 	bool wmi_ready;
717 	u32 wlan_init_status;
718 	int irq_num[ATH12K_IRQ_NUM_MAX];
719 	struct ath12k_ext_irq_grp ext_irq_grp[ATH12K_EXT_IRQ_GRP_NUM_MAX];
720 	struct napi_struct *napi;
721 	struct ath12k_wmi_target_cap_arg target_caps;
722 	u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE];
723 	bool pdevs_macaddr_valid;
724 	int bd_api;
725 
726 	const struct ath12k_hw_params *hw_params;
727 
728 	const struct firmware *cal_file;
729 
730 	/* Below regd's are protected by ab->data_lock */
731 	/* This is the regd set for every radio
732 	 * by the firmware during initialization
733 	 */
734 	struct ieee80211_regdomain *default_regd[MAX_RADIOS];
735 	/* This regd is set during dynamic country setting
736 	 * This may or may not be used during the runtime
737 	 */
738 	struct ieee80211_regdomain *new_regd[MAX_RADIOS];
739 
740 	/* Current DFS Regulatory */
741 	enum ath12k_dfs_region dfs_region;
742 	struct ath12k_soc_dp_stats soc_stats;
743 
744 	unsigned long dev_flags;
745 	struct completion driver_recovery;
746 	struct workqueue_struct *workqueue;
747 	struct work_struct restart_work;
748 	struct workqueue_struct *workqueue_aux;
749 	struct work_struct reset_work;
750 	atomic_t reset_count;
751 	atomic_t recovery_count;
752 	atomic_t recovery_start_count;
753 	bool is_reset;
754 	struct completion reset_complete;
755 	struct completion reconfigure_complete;
756 	struct completion recovery_start;
757 	/* continuous recovery fail count */
758 	atomic_t fail_cont_count;
759 	unsigned long reset_fail_timeout;
760 	struct {
761 		/* protected by data_lock */
762 		u32 fw_crash_counter;
763 	} stats;
764 	u32 pktlog_defs_checksum;
765 
766 	struct ath12k_dbring_cap *db_caps;
767 	u32 num_db_cap;
768 
769 	struct timer_list mon_reap_timer;
770 
771 	struct completion htc_suspend;
772 
773 	u64 fw_soc_drop_count;
774 	bool static_window_map;
775 
776 	/* must be last */
777 	u8 drv_priv[] __aligned(sizeof(void *));
778 };
779 
780 int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab);
781 int ath12k_core_pre_init(struct ath12k_base *ab);
782 int ath12k_core_init(struct ath12k_base *ath12k);
783 void ath12k_core_deinit(struct ath12k_base *ath12k);
784 struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size,
785 				      enum ath12k_bus bus);
786 void ath12k_core_free(struct ath12k_base *ath12k);
787 int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab,
788 				       struct ath12k_board_data *bd,
789 				       char *filename);
790 int ath12k_core_fetch_bdf(struct ath12k_base *ath12k,
791 			  struct ath12k_board_data *bd);
792 void ath12k_core_free_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd);
793 
794 void ath12k_core_halt(struct ath12k *ar);
795 int ath12k_core_resume(struct ath12k_base *ab);
796 int ath12k_core_suspend(struct ath12k_base *ab);
797 
798 const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab,
799 						    const char *filename);
800 
801 static inline const char *ath12k_scan_state_str(enum ath12k_scan_state state)
802 {
803 	switch (state) {
804 	case ATH12K_SCAN_IDLE:
805 		return "idle";
806 	case ATH12K_SCAN_STARTING:
807 		return "starting";
808 	case ATH12K_SCAN_RUNNING:
809 		return "running";
810 	case ATH12K_SCAN_ABORTING:
811 		return "aborting";
812 	}
813 
814 	return "unknown";
815 }
816 
817 static inline struct ath12k_skb_cb *ATH12K_SKB_CB(struct sk_buff *skb)
818 {
819 	BUILD_BUG_ON(sizeof(struct ath12k_skb_cb) >
820 		     IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
821 	return (struct ath12k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
822 }
823 
824 static inline struct ath12k_skb_rxcb *ATH12K_SKB_RXCB(struct sk_buff *skb)
825 {
826 	BUILD_BUG_ON(sizeof(struct ath12k_skb_rxcb) > sizeof(skb->cb));
827 	return (struct ath12k_skb_rxcb *)skb->cb;
828 }
829 
830 static inline struct ath12k_vif *ath12k_vif_to_arvif(struct ieee80211_vif *vif)
831 {
832 	return (struct ath12k_vif *)vif->drv_priv;
833 }
834 
835 static inline struct ath12k *ath12k_ab_to_ar(struct ath12k_base *ab,
836 					     int mac_id)
837 {
838 	return ab->pdevs[ath12k_hw_mac_id_to_pdev_id(ab->hw_params, mac_id)].ar;
839 }
840 
841 static inline void ath12k_core_create_firmware_path(struct ath12k_base *ab,
842 						    const char *filename,
843 						    void *buf, size_t buf_len)
844 {
845 	snprintf(buf, buf_len, "%s/%s/%s", ATH12K_FW_DIR,
846 		 ab->hw_params->fw.dir, filename);
847 }
848 
849 static inline const char *ath12k_bus_str(enum ath12k_bus bus)
850 {
851 	switch (bus) {
852 	case ATH12K_BUS_PCI:
853 		return "pci";
854 	}
855 
856 	return "unknown";
857 }
858 
859 #endif /* _CORE_H_ */
860