1 /* SPDX-License-Identifier: ISC */
3 * Copyright (c) 2005-2011 Atheros Communications Inc.
4 * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
5 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
11 #include <linux/completion.h>
12 #include <linux/if_ether.h>
13 #include <linux/types.h>
14 #include <linux/pci.h>
15 #include <linux/uuid.h>
16 #include <linux/time.h>
21 #include "targaddrs.h"
25 #include "../dfs_pattern_detector.h"
31 #define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB)
32 #define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
33 #define WO(_f) ((_f##_OFFSET) >> 2)
35 #define ATH10K_SCAN_ID 0
36 #define ATH10K_SCAN_CHANNEL_SWITCH_WMI_EVT_OVERHEAD 10 /* msec */
37 #define WMI_READY_TIMEOUT (5 * HZ)
38 #define ATH10K_FLUSH_TIMEOUT_HZ (5 * HZ)
39 #define ATH10K_CONNECTION_LOSS_HZ (3 * HZ)
40 #define ATH10K_NUM_CHANS 41
41 #define ATH10K_MAX_5G_CHAN 173
43 /* Antenna noise floor */
44 #define ATH10K_DEFAULT_NOISE_FLOOR -95
46 #define ATH10K_INVALID_RSSI 128
48 #define ATH10K_MAX_NUM_MGMT_PENDING 128
50 /* number of failed packets (20 packets with 16 sw reties each) */
51 #define ATH10K_KICKOUT_THRESHOLD (20 * 16)
54 * Use insanely high numbers to make sure that the firmware implementation
55 * won't start, we have the same functionality already in hostapd. Unit
58 #define ATH10K_KEEPALIVE_MIN_IDLE 3747
59 #define ATH10K_KEEPALIVE_MAX_IDLE 3895
60 #define ATH10K_KEEPALIVE_MAX_UNRESPONSIVE 3900
62 /* NAPI poll budget */
63 #define ATH10K_NAPI_BUDGET 64
65 /* SMBIOS type containing Board Data File Name Extension */
66 #define ATH10K_SMBIOS_BDF_EXT_TYPE 0xF8
68 /* SMBIOS type structure length (excluding strings-set) */
69 #define ATH10K_SMBIOS_BDF_EXT_LENGTH 0x9
71 /* Offset pointing to Board Data File Name Extension */
72 #define ATH10K_SMBIOS_BDF_EXT_OFFSET 0x8
74 /* Board Data File Name Extension string length.
75 * String format: BDF_<Customer ID>_<Extension>\0
77 #define ATH10K_SMBIOS_BDF_EXT_STR_LENGTH 0x20
79 /* The magic used by QCA spec */
80 #define ATH10K_SMBIOS_BDF_EXT_MAGIC "BDF_"
82 /* Default Airtime weight multipler (Tuned for multiclient performance) */
83 #define ATH10K_AIRTIME_WEIGHT_MULTIPLIER 4
85 #define ATH10K_MAX_RETRY_COUNT 30
87 #define ATH10K_ITER_NORMAL_FLAGS (IEEE80211_IFACE_ITER_NORMAL | \
88 IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER)
89 #define ATH10K_ITER_RESUME_FLAGS (IEEE80211_IFACE_ITER_RESUME_ALL |\
90 IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER)
94 static inline const char *ath10k_bus_str(enum ath10k_bus bus)
101 case ATH10K_BUS_SDIO:
105 case ATH10K_BUS_SNOC:
112 enum ath10k_skb_flags {
113 ATH10K_SKB_F_NO_HWCRYPT = BIT(0),
114 ATH10K_SKB_F_DTIM_ZERO = BIT(1),
115 ATH10K_SKB_F_DELIVER_CAB = BIT(2),
116 ATH10K_SKB_F_MGMT = BIT(3),
117 ATH10K_SKB_F_QOS = BIT(4),
118 ATH10K_SKB_F_RAW_TX = BIT(5),
119 ATH10K_SKB_F_NOACK_TID = BIT(6),
122 struct ath10k_skb_cb {
128 struct ieee80211_vif *vif;
129 struct ieee80211_txq *txq;
133 struct ath10k_skb_rxcb {
135 struct hlist_node hlist;
139 static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb)
141 BUILD_BUG_ON(sizeof(struct ath10k_skb_cb) >
142 IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
143 return (struct ath10k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
146 static inline struct ath10k_skb_rxcb *ATH10K_SKB_RXCB(struct sk_buff *skb)
148 BUILD_BUG_ON(sizeof(struct ath10k_skb_rxcb) > sizeof(skb->cb));
149 return (struct ath10k_skb_rxcb *)skb->cb;
152 #define ATH10K_RXCB_SKB(rxcb) \
153 container_of((void *)rxcb, struct sk_buff, cb)
155 static inline u32 host_interest_item_address(u32 item_offset)
157 return QCA988X_HOST_INTEREST_ADDRESS + item_offset;
160 enum ath10k_phy_mode {
161 ATH10K_PHY_MODE_LEGACY = 0,
162 ATH10K_PHY_MODE_HT = 1,
163 ATH10K_PHY_MODE_VHT = 2,
166 /* Data rate 100KBPS based on IE Index */
167 struct ath10k_index_ht_data_rate_type {
168 u8 beacon_rate_index;
169 u16 supported_rate[4];
172 /* Data rate 100KBPS based on IE Index */
173 struct ath10k_index_vht_data_rate_type {
174 u8 beacon_rate_index;
175 u16 supported_VHT80_rate[2];
176 u16 supported_VHT40_rate[2];
177 u16 supported_VHT20_rate[2];
184 struct ath10k_mem_chunk {
192 enum ath10k_htc_ep_id eid;
193 struct completion service_ready;
194 struct completion unified_ready;
195 struct completion barrier;
196 struct completion radar_confirm;
197 wait_queue_head_t tx_credits_wq;
198 DECLARE_BITMAP(svc_map, WMI_SERVICE_MAX);
199 struct wmi_cmd_map *cmd;
200 struct wmi_vdev_param_map *vdev_param;
201 struct wmi_pdev_param_map *pdev_param;
202 struct wmi_peer_param_map *peer_param;
203 const struct wmi_ops *ops;
204 const struct wmi_peer_flags_map *peer_flags;
206 u32 mgmt_max_num_pending_tx;
208 /* Protected by data_lock */
209 struct idr mgmt_pending_tx;
213 struct ath10k_mem_chunk mem_chunks[WMI_MAX_MEM_REQS];
216 struct ath10k_fw_stats_peer {
217 struct list_head list;
219 u8 peer_macaddr[ETH_ALEN];
222 u32 peer_rx_rate; /* 10x only */
226 struct ath10k_fw_extd_stats_peer {
227 struct list_head list;
229 u8 peer_macaddr[ETH_ALEN];
233 struct ath10k_fw_stats_vdev {
234 struct list_head list;
239 u32 num_tx_frames[4];
241 u32 num_tx_frames_retries[4];
242 u32 num_tx_frames_failures[4];
247 u32 num_tx_not_acked;
248 u32 tx_rate_history[10];
249 u32 beacon_rssi_history[10];
252 struct ath10k_fw_stats_vdev_extd {
253 struct list_head list;
259 u32 ppdu_nonaggr_cnt;
260 u32 mpdu_sw_requeued;
262 u32 mpdu_suc_multitry;
265 u32 tx_ftm_suc_retry;
270 u32 rx_iftmr_dup_cnt;
273 struct ath10k_fw_stats_pdev {
274 struct list_head list;
278 u32 tx_frame_count; /* Cycles spent transmitting frames */
279 u32 rx_frame_count; /* Cycles spent receiving frames */
280 u32 rx_clear_count; /* Total channel busy time, evidently */
281 u32 cycle_count; /* Total on-channel time */
308 u32 sw_retry_failure;
309 u32 illgl_rate_phy_err;
310 u32 pdev_cont_xretry;
316 u32 seq_failed_queueing;
323 u32 mpdus_ack_failed;
327 s32 mid_ppdu_route_change;
344 struct ath10k_fw_stats {
346 struct list_head pdevs;
347 struct list_head vdevs;
348 struct list_head peers;
349 struct list_head peers_extd;
352 #define ATH10K_TPC_TABLE_TYPE_FLAG 1
353 #define ATH10K_TPC_PREAM_TABLE_END 0xFFFF
355 struct ath10k_tpc_table {
356 u32 pream_idx[WMI_TPC_RATE_MAX];
357 u8 rate_code[WMI_TPC_RATE_MAX];
358 char tpc_value[WMI_TPC_RATE_MAX][WMI_TPC_TX_N_CHAIN * WMI_TPC_BUF_SIZE];
361 struct ath10k_tpc_stats {
365 u32 twice_antenna_reduction;
366 u32 twice_max_rd_power;
367 s32 twice_antenna_gain;
372 u8 flag[WMI_TPC_FLAG];
373 struct ath10k_tpc_table tpc_table[WMI_TPC_FLAG];
376 struct ath10k_tpc_table_final {
377 u32 pream_idx[WMI_TPC_FINAL_RATE_MAX];
378 u8 rate_code[WMI_TPC_FINAL_RATE_MAX];
379 char tpc_value[WMI_TPC_FINAL_RATE_MAX][WMI_TPC_TX_N_CHAIN * WMI_TPC_BUF_SIZE];
382 struct ath10k_tpc_stats_final {
386 u32 twice_antenna_reduction;
387 u32 twice_max_rd_power;
388 s32 twice_antenna_gain;
393 u8 flag[WMI_TPC_FLAG];
394 struct ath10k_tpc_table_final tpc_table_final[WMI_TPC_FLAG];
397 struct ath10k_dfs_stats {
401 u32 pulses_discarded;
405 enum ath10k_radar_confirmation_state {
406 ATH10K_RADAR_CONFIRMATION_IDLE = 0,
407 ATH10K_RADAR_CONFIRMATION_INPROGRESS,
408 ATH10K_RADAR_CONFIRMATION_STOPPED,
411 struct ath10k_radar_found_info {
420 #define ATH10K_MAX_NUM_PEER_IDS (1 << 11) /* htt rx_desc limit */
423 struct list_head list;
424 struct ieee80211_vif *vif;
425 struct ieee80211_sta *sta;
430 DECLARE_BITMAP(peer_ids, ATH10K_MAX_NUM_PEER_IDS);
432 /* protected by ar->data_lock */
433 struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1];
434 union htt_rx_pn_t tids_last_pn[ATH10K_TXRX_NUM_EXT_TIDS];
435 bool tids_last_pn_valid[ATH10K_TXRX_NUM_EXT_TIDS];
436 union htt_rx_pn_t frag_tids_last_pn[ATH10K_TXRX_NUM_EXT_TIDS];
437 u32 frag_tids_seq[ATH10K_TXRX_NUM_EXT_TIDS];
439 enum htt_security_types sec_type;
441 } rx_pn[ATH10K_HTT_TXRX_PEER_SECURITY_MAX];
445 struct list_head list;
446 unsigned long num_fw_queued;
447 unsigned long num_push_allowed;
450 enum ath10k_pkt_rx_err {
451 ATH10K_PKT_RX_ERR_FCS,
452 ATH10K_PKT_RX_ERR_TKIP,
453 ATH10K_PKT_RX_ERR_CRYPT,
454 ATH10K_PKT_RX_ERR_PEER_IDX_INVAL,
455 ATH10K_PKT_RX_ERR_MAX,
458 enum ath10k_ampdu_subfrm_num {
459 ATH10K_AMPDU_SUBFRM_NUM_10,
460 ATH10K_AMPDU_SUBFRM_NUM_20,
461 ATH10K_AMPDU_SUBFRM_NUM_30,
462 ATH10K_AMPDU_SUBFRM_NUM_40,
463 ATH10K_AMPDU_SUBFRM_NUM_50,
464 ATH10K_AMPDU_SUBFRM_NUM_60,
465 ATH10K_AMPDU_SUBFRM_NUM_MORE,
466 ATH10K_AMPDU_SUBFRM_NUM_MAX,
469 enum ath10k_amsdu_subfrm_num {
470 ATH10K_AMSDU_SUBFRM_NUM_1,
471 ATH10K_AMSDU_SUBFRM_NUM_2,
472 ATH10K_AMSDU_SUBFRM_NUM_3,
473 ATH10K_AMSDU_SUBFRM_NUM_4,
474 ATH10K_AMSDU_SUBFRM_NUM_MORE,
475 ATH10K_AMSDU_SUBFRM_NUM_MAX,
478 struct ath10k_sta_tid_stats {
479 unsigned long rx_pkt_from_fw;
480 unsigned long rx_pkt_unchained;
481 unsigned long rx_pkt_drop_chained;
482 unsigned long rx_pkt_drop_filter;
483 unsigned long rx_pkt_err[ATH10K_PKT_RX_ERR_MAX];
484 unsigned long rx_pkt_queued_for_mac;
485 unsigned long rx_pkt_ampdu[ATH10K_AMPDU_SUBFRM_NUM_MAX];
486 unsigned long rx_pkt_amsdu[ATH10K_AMSDU_SUBFRM_NUM_MAX];
489 enum ath10k_counter_type {
490 ATH10K_COUNTER_TYPE_BYTES,
491 ATH10K_COUNTER_TYPE_PKTS,
492 ATH10K_COUNTER_TYPE_MAX,
495 enum ath10k_stats_type {
496 ATH10K_STATS_TYPE_SUCC,
497 ATH10K_STATS_TYPE_FAIL,
498 ATH10K_STATS_TYPE_RETRY,
499 ATH10K_STATS_TYPE_AMPDU,
500 ATH10K_STATS_TYPE_MAX,
503 struct ath10k_htt_data_stats {
504 u64 legacy[ATH10K_COUNTER_TYPE_MAX][ATH10K_LEGACY_NUM];
505 u64 ht[ATH10K_COUNTER_TYPE_MAX][ATH10K_HT_MCS_NUM];
506 u64 vht[ATH10K_COUNTER_TYPE_MAX][ATH10K_VHT_MCS_NUM];
507 u64 bw[ATH10K_COUNTER_TYPE_MAX][ATH10K_BW_NUM];
508 u64 nss[ATH10K_COUNTER_TYPE_MAX][ATH10K_NSS_NUM];
509 u64 gi[ATH10K_COUNTER_TYPE_MAX][ATH10K_GI_NUM];
510 u64 rate_table[ATH10K_COUNTER_TYPE_MAX][ATH10K_RATE_TABLE_NUM];
513 struct ath10k_htt_tx_stats {
514 struct ath10k_htt_data_stats stats[ATH10K_STATS_TYPE_MAX];
520 #define ATH10K_TID_MAX 8
523 struct ath10k_vif *arvif;
525 /* the following are protected by ar->data_lock */
526 u32 changed; /* IEEE80211_RC_* */
531 struct rate_info txrate;
532 struct ieee80211_tx_info tx_info;
541 struct work_struct update_wk;
543 struct ath10k_htt_tx_stats *tx_stats;
546 #ifdef CONFIG_MAC80211_DEBUGFS
547 /* protected by conf_mutex */
550 /* Protected with ar->data_lock */
551 struct ath10k_sta_tid_stats tid_stats[IEEE80211_NUM_TIDS + 1];
553 /* Protected with ar->data_lock */
555 struct work_struct tid_config_wk;
556 int noack[ATH10K_TID_MAX];
557 int retry_long[ATH10K_TID_MAX];
558 int ampdu[ATH10K_TID_MAX];
559 u8 rate_ctrl[ATH10K_TID_MAX];
560 u32 rate_code[ATH10K_TID_MAX];
561 int rtscts[ATH10K_TID_MAX];
564 #define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5 * HZ)
565 #define ATH10K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
567 enum ath10k_beacon_state {
568 ATH10K_BEACON_SCHEDULED = 0,
569 ATH10K_BEACON_SENDING,
574 struct list_head list;
578 enum wmi_vdev_type vdev_type;
579 enum wmi_vdev_subtype vdev_subtype;
582 struct sk_buff *beacon;
583 /* protected by data_lock */
584 enum ath10k_beacon_state beacon_state;
586 dma_addr_t beacon_paddr;
587 unsigned long tx_paused; /* arbitrary values defined by target */
590 struct ieee80211_vif *vif;
594 bool spectral_enabled;
599 struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1];
613 u8 ssid[IEEE80211_MAX_SSID_LEN];
615 /* P2P_IE with NoA attribute for P2P_GO case */
623 int num_legacy_stations;
626 struct wmi_wmm_params_all_arg wmm_params;
627 struct work_struct ap_csa_work;
628 struct delayed_work connection_loss_work;
629 struct cfg80211_bitrate_mask bitrate_mask;
631 /* For setting VHT peer fixed rate, protected by conf_mutex */
634 u32 tid_conf_changed[ATH10K_TID_MAX];
635 int noack[ATH10K_TID_MAX];
636 int retry_long[ATH10K_TID_MAX];
637 int ampdu[ATH10K_TID_MAX];
638 u8 rate_ctrl[ATH10K_TID_MAX];
639 u32 rate_code[ATH10K_TID_MAX];
640 int rtscts[ATH10K_TID_MAX];
644 struct ath10k_vif_iter {
646 struct ath10k_vif *arvif;
649 /* Copy Engine register dump, protected by ce-lock */
650 struct ath10k_ce_crash_data {
658 struct ath10k_ce_crash_hdr {
660 __le32 reserved[3]; /* for future use */
661 struct ath10k_ce_crash_data entries[];
664 #define MAX_MEM_DUMP_TYPE 5
666 /* used for crash-dump storage, protected by data-lock */
667 struct ath10k_fw_crash_data {
669 struct timespec64 timestamp;
670 __le32 registers[REG_DUMP_COUNT_QCA988X];
671 struct ath10k_ce_crash_data ce_crash_data[CE_COUNT_MAX];
674 size_t ramdump_buf_len;
677 struct ath10k_debug {
678 struct dentry *debugfs_phy;
680 struct ath10k_fw_stats fw_stats;
681 struct completion fw_stats_complete;
684 unsigned long htt_stats_mask;
685 unsigned long reset_htt_stats;
686 struct delayed_work htt_stats_dwork;
687 struct ath10k_dfs_stats dfs_stats;
688 struct ath_dfs_pool_stats dfs_pool_stats;
690 /* used for tpc-dump storage, protected by data-lock */
691 struct ath10k_tpc_stats *tpc_stats;
692 struct ath10k_tpc_stats_final *tpc_stats_final;
694 struct completion tpc_complete;
696 /* protected by conf_mutex */
702 u32 enable_extd_tx_stats;
707 ATH10K_STATE_OFF = 0,
710 /* When doing firmware recovery the device is first powered down.
711 * mac80211 is supposed to call in to start() hook later on. It is
712 * however possible that driver unloading and firmware crash overlap.
713 * mac80211 can wait on conf_mutex in stop() while the device is
714 * stopped in ath10k_core_restart() work holding conf_mutex. The state
715 * RESTARTED means that the device is up and mac80211 has started hw
716 * reconfiguration. Once mac80211 is done with the reconfiguration we
717 * set the state to STATE_ON in reconfig_complete().
719 ATH10K_STATE_RESTARTING,
720 ATH10K_STATE_RESTARTED,
722 /* The device has crashed while restarting hw. This state is like ON
723 * but commands are blocked in HTC and -ECOMM response is given. This
724 * prevents completion timeouts and makes the driver more responsive to
725 * userspace commands. This is also prevents recursive recovery.
733 enum ath10k_firmware_mode {
734 /* the default mode, standard 802.11 functionality */
735 ATH10K_FIRMWARE_MODE_NORMAL,
737 /* factory tests etc */
738 ATH10K_FIRMWARE_MODE_UTF,
741 enum ath10k_fw_features {
742 /* wmi_mgmt_rx_hdr contains extra RSSI information */
743 ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0,
745 /* Firmware from 10X branch. Deprecated, don't use in new code. */
746 ATH10K_FW_FEATURE_WMI_10X = 1,
748 /* firmware support tx frame management over WMI, otherwise it's HTT */
749 ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2,
751 /* Firmware does not support P2P */
752 ATH10K_FW_FEATURE_NO_P2P = 3,
754 /* Firmware 10.2 feature bit. The ATH10K_FW_FEATURE_WMI_10X feature
755 * bit is required to be set as well. Deprecated, don't use in new
758 ATH10K_FW_FEATURE_WMI_10_2 = 4,
760 /* Some firmware revisions lack proper multi-interface client powersave
761 * implementation. Enabling PS could result in connection drops,
762 * traffic stalls, etc.
764 ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT = 5,
766 /* Some firmware revisions have an incomplete WoWLAN implementation
767 * despite WMI service bit being advertised. This feature flag is used
768 * to distinguish whether WoWLAN is really supported or not.
770 ATH10K_FW_FEATURE_WOWLAN_SUPPORT = 6,
772 /* Don't trust error code from otp.bin */
773 ATH10K_FW_FEATURE_IGNORE_OTP_RESULT = 7,
775 /* Some firmware revisions pad 4th hw address to 4 byte boundary making
776 * it 8 bytes long in Native Wifi Rx decap.
778 ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING = 8,
780 /* Firmware supports bypassing PLL setting on init. */
781 ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT = 9,
783 /* Raw mode support. If supported, FW supports receiving and trasmitting
784 * frames in raw mode.
786 ATH10K_FW_FEATURE_RAW_MODE_SUPPORT = 10,
788 /* Firmware Supports Adaptive CCA*/
789 ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA = 11,
791 /* Firmware supports management frame protection */
792 ATH10K_FW_FEATURE_MFP_SUPPORT = 12,
794 /* Firmware supports pull-push model where host shares it's software
795 * queue state with firmware and firmware generates fetch requests
796 * telling host which queues to dequeue tx from.
798 * Primary function of this is improved MU-MIMO performance with
801 ATH10K_FW_FEATURE_PEER_FLOW_CONTROL = 13,
803 /* Firmware supports BT-Coex without reloading firmware via pdev param.
804 * To support Bluetooth coexistence pdev param, WMI_COEX_GPIO_SUPPORT of
805 * extended resource config should be enabled always. This firmware IE
806 * is used to configure WMI_COEX_GPIO_SUPPORT.
808 ATH10K_FW_FEATURE_BTCOEX_PARAM = 14,
810 /* Unused flag and proven to be not working, enable this if you want
811 * to experiment sending NULL func data frames in HTT TX
813 ATH10K_FW_FEATURE_SKIP_NULL_FUNC_WAR = 15,
815 /* Firmware allow other BSS mesh broadcast/multicast frames without
816 * creating monitor interface. Appropriate rxfilters are programmed for
817 * mesh vdev by firmware itself. This feature flags will be used for
818 * not creating monitor vdev while configuring mesh node.
820 ATH10K_FW_FEATURE_ALLOWS_MESH_BCAST = 16,
822 /* Firmware does not support power save in station mode. */
823 ATH10K_FW_FEATURE_NO_PS = 17,
825 /* Firmware allows management tx by reference instead of by value. */
826 ATH10K_FW_FEATURE_MGMT_TX_BY_REF = 18,
828 /* Firmware load is done externally, not by bmi */
829 ATH10K_FW_FEATURE_NON_BMI = 19,
831 /* Firmware sends only one chan_info event per channel */
832 ATH10K_FW_FEATURE_SINGLE_CHAN_INFO_PER_CHANNEL = 20,
834 /* Firmware allows setting peer fixed rate */
835 ATH10K_FW_FEATURE_PEER_FIXED_RATE = 21,
837 /* Firmware support IRAM recovery */
838 ATH10K_FW_FEATURE_IRAM_RECOVERY = 22,
841 ATH10K_FW_FEATURE_COUNT,
844 enum ath10k_dev_flags {
845 /* Indicates that ath10k device is during CAC phase of DFS */
847 ATH10K_FLAG_CORE_REGISTERED,
849 /* Device has crashed and needs to restart. This indicates any pending
850 * waiters should immediately cancel instead of waiting for a time out.
852 ATH10K_FLAG_CRASH_FLUSH,
854 /* Use Raw mode instead of native WiFi Tx/Rx encap mode.
855 * Raw mode supports both hardware and software crypto. Native WiFi only
856 * supports hardware crypto.
858 ATH10K_FLAG_RAW_MODE,
860 /* Disable HW crypto engine */
861 ATH10K_FLAG_HW_CRYPTO_DISABLED,
863 /* Bluetooth coexistance enabled */
866 /* Per Station statistics service */
867 ATH10K_FLAG_PEER_STATS,
869 /* Indicates that ath10k device is during recovery process and not complete */
870 ATH10K_FLAG_RESTARTING,
872 /* protected by conf_mutex */
873 ATH10K_FLAG_NAPI_ENABLED,
876 enum ath10k_cal_mode {
877 ATH10K_CAL_MODE_FILE,
880 ATH10K_PRE_CAL_MODE_FILE,
881 ATH10K_PRE_CAL_MODE_DT,
882 ATH10K_CAL_MODE_EEPROM,
885 enum ath10k_crypt_mode {
886 /* Only use hardware crypto engine */
887 ATH10K_CRYPT_MODE_HW,
888 /* Only use software crypto engine */
889 ATH10K_CRYPT_MODE_SW,
892 static inline const char *ath10k_cal_mode_str(enum ath10k_cal_mode mode)
895 case ATH10K_CAL_MODE_FILE:
897 case ATH10K_CAL_MODE_OTP:
899 case ATH10K_CAL_MODE_DT:
901 case ATH10K_PRE_CAL_MODE_FILE:
902 return "pre-cal-file";
903 case ATH10K_PRE_CAL_MODE_DT:
905 case ATH10K_CAL_MODE_EEPROM:
912 enum ath10k_scan_state {
914 ATH10K_SCAN_STARTING,
916 ATH10K_SCAN_ABORTING,
919 static inline const char *ath10k_scan_state_str(enum ath10k_scan_state state)
922 case ATH10K_SCAN_IDLE:
924 case ATH10K_SCAN_STARTING:
926 case ATH10K_SCAN_RUNNING:
928 case ATH10K_SCAN_ABORTING:
935 enum ath10k_tx_pause_reason {
936 ATH10K_TX_PAUSE_Q_FULL,
940 struct ath10k_fw_file {
941 const struct firmware *firmware;
943 char fw_version[ETHTOOL_FWVERS_LEN];
945 DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT);
947 enum ath10k_fw_wmi_op_version wmi_op_version;
948 enum ath10k_fw_htt_op_version htt_op_version;
950 const void *firmware_data;
953 const void *otp_data;
956 const void *codeswap_data;
959 /* The original idea of struct ath10k_fw_file was that it only
960 * contains struct firmware and pointers to various parts (actual
961 * firmware binary, otp, metadata etc) of the file. This seg_info
962 * is actually created separate but as this is used similarly as
963 * the other firmware components it's more convenient to have it
966 struct ath10k_swap_code_seg_info *firmware_swap_code_seg_info;
969 struct ath10k_fw_components {
970 const struct firmware *board;
971 const void *board_data;
973 const struct firmware *ext_board;
974 const void *ext_board_data;
975 size_t ext_board_len;
977 struct ath10k_fw_file fw_file;
980 struct ath10k_per_peer_tx_stats {
995 enum ath10k_dev_type {
1000 struct ath10k_bus_params {
1002 enum ath10k_dev_type dev_type;
1003 bool link_can_suspend;
1008 struct ath_common ath_common;
1009 struct ieee80211_hw *hw;
1010 struct ieee80211_ops *ops;
1017 u8 mac_addr[ETH_ALEN];
1019 enum ath10k_hw_rev hw_rev;
1023 u8 fw_version_major;
1024 u32 fw_version_minor;
1025 u16 fw_version_release;
1026 u16 fw_version_build;
1027 u32 fw_stats_req_mask;
1029 u32 hw_min_tx_power;
1030 u32 hw_max_tx_power;
1036 u32 max_spatial_stream;
1037 /* protected by conf_mutex */
1045 /* protected by data_lock */
1048 /* protected by conf_mutex */
1055 enum ath10k_bus bus;
1056 const struct ath10k_hif_ops *ops;
1059 struct completion target_suspend;
1060 struct completion driver_recovery;
1062 const struct ath10k_hw_regs *regs;
1063 const struct ath10k_hw_ce_regs *hw_ce_regs;
1064 const struct ath10k_hw_values *hw_values;
1065 struct ath10k_bmi bmi;
1066 struct ath10k_wmi wmi;
1067 struct ath10k_htc htc;
1068 struct ath10k_htt htt;
1070 struct ath10k_hw_params hw_params;
1072 /* contains the firmware images used with ATH10K_FIRMWARE_MODE_NORMAL */
1073 struct ath10k_fw_components normal_mode_fw;
1075 /* READ-ONLY images of the running firmware, which can be either
1076 * normal or UTF. Do not modify, release etc!
1078 const struct ath10k_fw_components *running_fw;
1080 const struct firmware *pre_cal_file;
1081 const struct firmware *cal_file;
1086 u32 subsystem_vendor;
1087 u32 subsystem_device;
1096 bool ext_bid_supported;
1098 char bdf_ext[ATH10K_SMBIOS_BDF_EXT_STR_LENGTH];
1103 enum ath10k_cal_mode cal_mode;
1106 struct completion started;
1107 struct completion completed;
1108 struct completion on_channel;
1109 struct delayed_work timeout;
1110 enum ath10k_scan_state state;
1118 struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
1121 /* should never be NULL; needed for regular htt rx */
1122 struct ieee80211_channel *rx_channel;
1124 /* valid during scan; needed for mgmt rx during scan */
1125 struct ieee80211_channel *scan_channel;
1127 /* current operating channel definition */
1128 struct cfg80211_chan_def chandef;
1130 /* currently configured operating channel in firmware */
1131 struct ieee80211_channel *tgt_oper_chan;
1133 unsigned long long free_vdev_map;
1134 struct ath10k_vif *monitor_arvif;
1136 int monitor_vdev_id;
1137 bool monitor_started;
1138 unsigned int filter_flags;
1139 unsigned long dev_flags;
1140 bool dfs_block_radar_events;
1142 /* protected by conf_mutex */
1144 int num_started_vdevs;
1146 /* Protected by conf-mutex */
1147 u8 cfg_tx_chainmask;
1148 u8 cfg_rx_chainmask;
1150 struct completion install_key_done;
1152 int last_wmi_vdev_start_status;
1153 struct completion vdev_setup_done;
1154 struct completion vdev_delete_done;
1155 struct completion peer_stats_info_complete;
1157 struct workqueue_struct *workqueue;
1158 /* Auxiliary workqueue */
1159 struct workqueue_struct *workqueue_aux;
1160 struct workqueue_struct *workqueue_tx_complete;
1161 /* prevents concurrent FW reconfiguration */
1162 struct mutex conf_mutex;
1164 /* protects coredump data */
1165 struct mutex dump_mutex;
1167 /* protects shared structure data */
1168 spinlock_t data_lock;
1170 struct list_head arvifs;
1171 struct list_head peers;
1172 struct ath10k_peer *peer_map[ATH10K_MAX_NUM_PEER_IDS];
1173 wait_queue_head_t peer_mapping_wq;
1175 /* protected by conf_mutex */
1180 int max_num_stations;
1182 int max_num_tdls_vdevs;
1183 int num_active_peers;
1186 struct work_struct svc_rdy_work;
1187 struct sk_buff *svc_rdy_skb;
1189 struct work_struct offchan_tx_work;
1190 struct sk_buff_head offchan_tx_queue;
1191 struct completion offchan_tx_completed;
1192 struct sk_buff *offchan_tx_skb;
1194 struct work_struct wmi_mgmt_tx_work;
1195 struct sk_buff_head wmi_mgmt_tx_queue;
1197 enum ath10k_state state;
1199 struct work_struct register_work;
1200 struct work_struct restart_work;
1201 struct work_struct bundle_tx_work;
1202 struct work_struct tx_complete_work;
1204 /* cycle count is reported twice for each visited channel during scan.
1205 * access protected by data_lock
1207 u32 survey_last_rx_clear_count;
1208 u32 survey_last_cycle_count;
1209 struct survey_info survey[ATH10K_NUM_CHANS];
1211 /* Channel info events are expected to come in pairs without and with
1212 * COMPLETE flag set respectively for each channel visit during scan.
1214 * However there are deviations from this rule. This flag is used to
1215 * avoid reporting garbage data.
1217 bool ch_info_can_report_survey;
1218 struct completion bss_survey_done;
1220 struct dfs_pattern_detector *dfs_detector;
1222 unsigned long tx_paused; /* see ATH10K_TX_PAUSE_ */
1224 #ifdef CONFIG_ATH10K_DEBUGFS
1225 struct ath10k_debug debug;
1227 /* relay(fs) channel for spectral scan */
1228 struct rchan *rfs_chan_spec_scan;
1230 /* spectral_mode and spec_config are protected by conf_mutex */
1231 enum ath10k_spectral_mode mode;
1232 struct ath10k_spec_scan config;
1238 #ifdef CONFIG_DEV_COREDUMP
1240 struct ath10k_fw_crash_data *fw_crash_data;
1245 /* protected by conf_mutex */
1246 struct ath10k_fw_components utf_mode_fw;
1248 /* protected by data_lock */
1253 /* protected by data_lock */
1254 u32 rx_crc_err_drop;
1255 u32 fw_crash_counter;
1256 u32 fw_warm_reset_counter;
1257 u32 fw_cold_reset_counter;
1260 struct ath10k_thermal thermal;
1261 struct ath10k_wow wow;
1262 struct ath10k_per_peer_tx_stats peer_tx_stats;
1265 struct net_device napi_dev;
1266 struct napi_struct napi;
1268 struct work_struct set_coverage_class_work;
1269 /* protected by conf_mutex */
1271 /* writing also protected by data_lock */
1275 u32 reg_slottime_conf;
1276 u32 reg_slottime_orig;
1277 u32 reg_ack_cts_timeout_conf;
1278 u32 reg_ack_cts_timeout_orig;
1281 u32 ampdu_reference;
1283 const u8 *wmi_key_cipher;
1286 u32 sta_tid_stats_mask;
1288 /* protected by data_lock */
1289 enum ath10k_radar_confirmation_state radar_conf_state;
1290 struct ath10k_radar_found_info last_radar_info;
1291 struct work_struct radar_confirmation_work;
1292 struct ath10k_bus_params bus_param;
1293 struct completion peer_delete_done;
1298 s32 tx_power_2g_limit;
1299 s32 tx_power_5g_limit;
1302 u8 drv_priv[] __aligned(sizeof(void *));
1305 static inline bool ath10k_peer_stats_enabled(struct ath10k *ar)
1307 if (test_bit(ATH10K_FLAG_PEER_STATS, &ar->dev_flags) &&
1308 test_bit(WMI_SERVICE_PEER_STATS, ar->wmi.svc_map))
1314 extern unsigned long ath10k_coredump_mask;
1316 void ath10k_core_napi_sync_disable(struct ath10k *ar);
1317 void ath10k_core_napi_enable(struct ath10k *ar);
1318 struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
1319 enum ath10k_bus bus,
1320 enum ath10k_hw_rev hw_rev,
1321 const struct ath10k_hif_ops *hif_ops);
1322 void ath10k_core_destroy(struct ath10k *ar);
1323 void ath10k_core_get_fw_features_str(struct ath10k *ar,
1326 int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
1327 struct ath10k_fw_file *fw_file);
1329 int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
1330 const struct ath10k_fw_components *fw_components);
1331 int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt);
1332 void ath10k_core_stop(struct ath10k *ar);
1333 void ath10k_core_start_recovery(struct ath10k *ar);
1334 int ath10k_core_register(struct ath10k *ar,
1335 const struct ath10k_bus_params *bus_params);
1336 void ath10k_core_unregister(struct ath10k *ar);
1337 int ath10k_core_fetch_board_file(struct ath10k *ar, int bd_ie_type);
1338 int ath10k_core_check_dt(struct ath10k *ar);
1339 void ath10k_core_free_board_files(struct ath10k *ar);
1341 #endif /* _CORE_H_ */