[PATCH 06/50] wifi: ath12k: add core.h

Kalle Valo
2022-08-12T16:09:19Z

From: Kalle Valo <quic_kvalo@quicinc.com>

(Patches split into one patch per file for easier review, but the final
commit will be one big patch. See the cover letter for more info.)

Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
---
drivers/net/wireless/ath/ath12k/core.h | 848 +++++++++++++++++++++++++++++++++
1 file changed, 848 insertions(+)

diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h
new file mode 100644
index 000000000000..6e9c7a67c522
--- /dev/null
+++ b/drivers/net/wireless/ath/ath12k/core.h
@@ -0,0 +1,848 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#ifndef ATH12K_CORE_H
+#define ATH12K_CORE_H
+
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/bitfield.h>
+#include "qmi.h"
+#include "htc.h"
+#include "wmi.h"
+#include "hal.h"
+#include "dp.h"
+#include "ce.h"
+#include "mac.h"
+#include "hw.h"
+#include "hal_rx.h"
+#include "reg.h"
+#include "dbring.h"
+
+#define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK)
+
+#define ATH12K_TX_MGMT_NUM_PENDING_MAX 512
+
+#define ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI 64
+
+/* Pending management packets threshold for dropping probe responses */
+#define ATH12K_PRB_RSP_DROP_THRESHOLD ((ATH12K_TX_MGMT_TARGET_MAX_SUPPORT_WMI * 3) / 4)
+
+#define ATH12K_INVALID_HW_MAC_ID 0xFF
+#define ATH12K_RX_RATE_TABLE_NUM 320
+#define ATH12K_RX_RATE_TABLE_11AX_NUM 576
+
+#define ATH12K_MON_TIMER_INTERVAL 10
+#define ATH12K_RESET_TIMEOUT_HZ (20 * HZ)
+#define ATH12K_RESET_MAX_FAIL_COUNT_FIRST 3
+#define ATH12K_RESET_MAX_FAIL_COUNT_FINAL 5
+#define ATH12K_RESET_FAIL_TIMEOUT_HZ (20 * HZ)
+#define ATH12K_RECONFIGURE_TIMEOUT_HZ (10 * HZ)
+#define ATH12K_RECOVER_START_TIMEOUT_HZ (20 * HZ)
+
+enum ath12k_supported_bw {
+ ATH12K_BW_20 = 0,
+ ATH12K_BW_40 = 1,
+ ATH12K_BW_80 = 2,
+ ATH12K_BW_160 = 3,
+};
+
+enum wme_ac {
+ WME_AC_BE,
+ WME_AC_BK,
+ WME_AC_VI,
+ WME_AC_VO,
+ WME_NUM_AC
+};
+
+#define ATH12K_HT_MCS_MAX 7
+#define ATH12K_VHT_MCS_MAX 9
+#define ATH12K_HE_MCS_MAX 11
+
+enum ath12k_crypt_mode {
+ /* Only use hardware crypto engine */
+ ATH12K_CRYPT_MODE_HW,
+ /* Only use software crypto */
+ ATH12K_CRYPT_MODE_SW,
+};
+
+static inline enum wme_ac ath12k_tid_to_ac(u32 tid)
+{
+ return (((tid == 0) || (tid == 3)) ? WME_AC_BE :
+ ((tid == 1) || (tid == 2)) ? WME_AC_BK :
+ ((tid == 4) || (tid == 5)) ? WME_AC_VI :
+ WME_AC_VO);
+}
+
+enum ath12k_skb_flags {
+ ATH12K_SKB_HW_80211_ENCAP = BIT(0),
+ ATH12K_SKB_CIPHER_SET = BIT(1),
+};
+
+struct ath12k_skb_cb {
+ dma_addr_t paddr;
+ u8 flags;
+ u32 cipher;
+ struct ath12k *ar;
+ struct ieee80211_vif *vif;
+ dma_addr_t paddr_ext_desc;
+} __packed;
+
+struct ath12k_skb_rxcb {
+ dma_addr_t paddr;
+ bool is_first_msdu;
+ bool is_last_msdu;
+ bool is_continuation;
+ bool is_mcbc;
+ bool is_eapol;
+ struct hal_rx_desc *rx_desc;
+ u8 err_rel_src;
+ u8 err_code;
+ u8 mac_id;
+ u8 unmapped;
+ u8 is_frag;
+ u8 tid;
+ u16 peer_id;
+};
+
+enum ath12k_hw_rev {
+ ATH12K_HW_QCN9274_HW10,
+ ATH12K_HW_WCN7850_HW20
+};
+
+enum ath12k_firmware_mode {
+ /* the default mode, standard 802.11 functionality */
+ ATH12K_FIRMWARE_MODE_NORMAL,
+
+ /* factory tests etc */
+ ATH12K_FIRMWARE_MODE_FTM,
+};
+
+#define ATH12K_IRQ_NUM_MAX 57
+#define ATH12K_EXT_IRQ_NUM_MAX 16
+
+struct ath12k_ext_irq_grp {
+ struct ath12k_base *ab;
+ u32 irqs[ATH12K_EXT_IRQ_NUM_MAX];
+ u32 num_irq;
+ u32 grp_id;
+ u64 timestamp;
+ struct napi_struct napi;
+ struct net_device napi_ndev;
+};
+
+#define HEHANDLE_CAP_PHYINFO_SIZE 3
+#define HECAP_PHYINFO_SIZE 9
+#define HECAP_MACINFO_SIZE 5
+#define HECAP_TXRX_MCS_NSS_SIZE 2
+#define HECAP_PPET16_PPET8_MAX_SIZE 25
+
+#define HE_PPET16_PPET8_SIZE 8
+
+/* 802.11ax PPE (PPDU packet Extension) threshold */
+struct he_ppe_threshold {
+ u32 numss_m1;
+ u32 ru_mask;
+ u32 ppet16_ppet8_ru3_ru0[HE_PPET16_PPET8_SIZE];
+};
+
+struct ath12k_he {
+ u8 hecap_macinfo[HECAP_MACINFO_SIZE];
+ u32 hecap_rxmcsnssmap;
+ u32 hecap_txmcsnssmap;
+ u32 hecap_phyinfo[HEHANDLE_CAP_PHYINFO_SIZE];
+ struct he_ppe_threshold hecap_ppet;
+ u32 heop_param;
+};
+
+#define MAX_RADIOS 3
+
+enum {
+ WMI_HOST_TP_SCALE_MAX = 0,
+ WMI_HOST_TP_SCALE_50 = 1,
+ WMI_HOST_TP_SCALE_25 = 2,
+ WMI_HOST_TP_SCALE_12 = 3,
+ WMI_HOST_TP_SCALE_MIN = 4,
+ WMI_HOST_TP_SCALE_SIZE = 5,
+};
+
+enum ath12k_scan_state {
+ ATH12K_SCAN_IDLE,
+ ATH12K_SCAN_STARTING,
+ ATH12K_SCAN_RUNNING,
+ ATH12K_SCAN_ABORTING,
+};
+
+enum ath12k_dev_flags {
+ ATH12K_CAC_RUNNING,
+ ATH12K_FLAG_CRASH_FLUSH,
+ ATH12K_FLAG_RAW_MODE,
+ ATH12K_FLAG_HW_CRYPTO_DISABLED,
+ ATH12K_FLAG_RECOVERY,
+ ATH12K_FLAG_UNREGISTERING,
+ ATH12K_FLAG_REGISTERED,
+ ATH12K_FLAG_QMI_FAIL,
+ ATH12K_FLAG_HTC_SUSPEND_COMPLETE,
+};
+
+enum ath12k_monitor_flags {
+ ATH12K_FLAG_MONITOR_ENABLED,
+};
+
+struct ath12k_vif {
+ u32 vdev_id;
+ enum wmi_vdev_type vdev_type;
+ enum wmi_vdev_subtype vdev_subtype;
+ u32 beacon_interval;
+ u32 dtim_period;
+ u16 ast_hash;
+ u16 ast_idx;
+ u16 tcl_metadata;
+ u8 hal_addr_search_flags;
+ u8 search_type;
+
+ struct ath12k *ar;
+ struct ieee80211_vif *vif;
+
+ int bank_id;
+ u8 vdev_id_check_en;
+
+ u16 tx_seq_no;
+ struct wmi_wmm_params_all_arg wmm_params;
+ struct list_head list;
+ union {
+ struct {
+ u32 uapsd;
+ } sta;
+ struct {
+ /* 127 stations; wmi limit */
+ u8 tim_bitmap[16];
+ u8 tim_len;
+ u32 ssid_len;
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ bool hidden_ssid;
+ /* P2P_IE with NoA attribute for P2P_GO case */
+ u32 noa_len;
+ u8 *noa_data;
+ } ap;
+ } u;
+
+ bool is_started;
+ bool is_up;
+ u32 aid;
+ u8 bssid[ETH_ALEN];
+ struct cfg80211_bitrate_mask bitrate_mask;
+ int num_legacy_stations;
+ int rtscts_prot_mode;
+ int txpower;
+ bool rsnie_present;
+ bool wpaie_present;
+ struct ieee80211_chanctx_conf chanctx;
+ u32 key_cipher;
+ u8 tx_encap_type;
+ u8 vdev_stats_id;
+};
+
+struct ath12k_vif_iter {
+ u32 vdev_id;
+ struct ath12k_vif *arvif;
+};
+
+#define HAL_AST_IDX_INVALID 0xFFFF
+#define HAL_RX_MAX_MCS 12
+#define HAL_RX_MAX_MCS_HT 31
+#define HAL_RX_MAX_MCS_VHT 9
+#define HAL_RX_MAX_MCS_HE 11
+#define HAL_RX_MAX_NSS 8
+#define HAL_RX_MAX_NUM_LEGACY_RATES 12
+#define ATH12K_RX_RATE_TABLE_11AX_NUM 576
+#define ATH12K_RX_RATE_TABLE_NUM 320
+
+struct ath12k_rx_peer_rate_stats {
+ u64 ht_mcs_count[HAL_RX_MAX_MCS_HT + 1];
+ u64 vht_mcs_count[HAL_RX_MAX_MCS_VHT + 1];
+ u64 he_mcs_count[HAL_RX_MAX_MCS_HE + 1];
+ u64 nss_count[HAL_RX_MAX_NSS];
+ u64 bw_count[HAL_RX_BW_MAX];
+ u64 gi_count[HAL_RX_GI_MAX];
+ u64 legacy_count[HAL_RX_MAX_NUM_LEGACY_RATES];
+ u64 rx_rate[ATH12K_RX_RATE_TABLE_11AX_NUM];
+};
+
+struct ath12k_rx_peer_stats {
+ u64 num_msdu;
+ u64 num_mpdu_fcs_ok;
+ u64 num_mpdu_fcs_err;
+ u64 tcp_msdu_count;
+ u64 udp_msdu_count;
+ u64 other_msdu_count;
+ u64 ampdu_msdu_count;
+ u64 non_ampdu_msdu_count;
+ u64 stbc_count;
+ u64 beamformed_count;
+ u64 mcs_count[HAL_RX_MAX_MCS + 1];
+ u64 nss_count[HAL_RX_MAX_NSS];
+ u64 bw_count[HAL_RX_BW_MAX];
+ u64 gi_count[HAL_RX_GI_MAX];
+ u64 coding_count[HAL_RX_SU_MU_CODING_MAX];
+ u64 tid_count[IEEE80211_NUM_TIDS + 1];
+ u64 pream_cnt[HAL_RX_PREAMBLE_MAX];
+ u64 reception_type[HAL_RX_RECEPTION_TYPE_MAX];
+ u64 rx_duration;
+ u64 dcm_count;
+ u64 ru_alloc_cnt[HAL_RX_RU_ALLOC_TYPE_MAX];
+ struct ath12k_rx_peer_rate_stats pkt_stats;
+ struct ath12k_rx_peer_rate_stats byte_stats;
+};
+
+#define ATH12K_HE_MCS_NUM 12
+#define ATH12K_VHT_MCS_NUM 10
+#define ATH12K_BW_NUM 5
+#define ATH12K_NSS_NUM 4
+#define ATH12K_LEGACY_NUM 12
+#define ATH12K_GI_NUM 4
+#define ATH12K_HT_MCS_NUM 32
+
+enum ath12k_pkt_rx_err {
+ ATH12K_PKT_RX_ERR_FCS,
+ ATH12K_PKT_RX_ERR_TKIP,
+ ATH12K_PKT_RX_ERR_CRYPT,
+ ATH12K_PKT_RX_ERR_PEER_IDX_INVAL,
+ ATH12K_PKT_RX_ERR_MAX,
+};
+
+enum ath12k_ampdu_subfrm_num {
+ ATH12K_AMPDU_SUBFRM_NUM_10,
+ ATH12K_AMPDU_SUBFRM_NUM_20,
+ ATH12K_AMPDU_SUBFRM_NUM_30,
+ ATH12K_AMPDU_SUBFRM_NUM_40,
+ ATH12K_AMPDU_SUBFRM_NUM_50,
+ ATH12K_AMPDU_SUBFRM_NUM_60,
+ ATH12K_AMPDU_SUBFRM_NUM_MORE,
+ ATH12K_AMPDU_SUBFRM_NUM_MAX,
+};
+
+enum ath12k_amsdu_subfrm_num {
+ ATH12K_AMSDU_SUBFRM_NUM_1,
+ ATH12K_AMSDU_SUBFRM_NUM_2,
+ ATH12K_AMSDU_SUBFRM_NUM_3,
+ ATH12K_AMSDU_SUBFRM_NUM_4,
+ ATH12K_AMSDU_SUBFRM_NUM_MORE,
+ ATH12K_AMSDU_SUBFRM_NUM_MAX,
+};
+
+enum ath12k_counter_type {
+ ATH12K_COUNTER_TYPE_BYTES,
+ ATH12K_COUNTER_TYPE_PKTS,
+ ATH12K_COUNTER_TYPE_MAX,
+};
+
+enum ath12k_stats_type {
+ ATH12K_STATS_TYPE_SUCC,
+ ATH12K_STATS_TYPE_FAIL,
+ ATH12K_STATS_TYPE_RETRY,
+ ATH12K_STATS_TYPE_AMPDU,
+ ATH12K_STATS_TYPE_MAX,
+};
+
+struct ath12k_htt_data_stats {
+ u64 legacy[ATH12K_COUNTER_TYPE_MAX][ATH12K_LEGACY_NUM];
+ u64 ht[ATH12K_COUNTER_TYPE_MAX][ATH12K_HT_MCS_NUM];
+ u64 vht[ATH12K_COUNTER_TYPE_MAX][ATH12K_VHT_MCS_NUM];
+ u64 he[ATH12K_COUNTER_TYPE_MAX][ATH12K_HE_MCS_NUM];
+ u64 bw[ATH12K_COUNTER_TYPE_MAX][ATH12K_BW_NUM];
+ u64 nss[ATH12K_COUNTER_TYPE_MAX][ATH12K_NSS_NUM];
+ u64 gi[ATH12K_COUNTER_TYPE_MAX][ATH12K_GI_NUM];
+ u64 transmit_type[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RECEPTION_TYPE_MAX];
+ u64 ru_loc[ATH12K_COUNTER_TYPE_MAX][HAL_RX_RU_ALLOC_TYPE_MAX];
+};
+
+struct ath12k_htt_tx_stats {
+ struct ath12k_htt_data_stats stats[ATH12K_STATS_TYPE_MAX];
+ u64 tx_duration;
+ u64 ba_fails;
+ u64 ack_fails;
+ u16 ru_start;
+ u16 ru_tones;
+ u32 mu_group[MAX_MU_GROUP_ID];
+};
+
+struct ath12k_per_ppdu_tx_stats {
+ u16 succ_pkts;
+ u16 failed_pkts;
+ u16 retry_pkts;
+ u32 succ_bytes;
+ u32 failed_bytes;
+ u32 retry_bytes;
+};
+
+struct ath12k_wbm_tx_stats {
+ u64 wbm_tx_comp_stats[HAL_WBM_REL_HTT_TX_COMP_STATUS_MAX];
+};
+
+struct ath12k_sta {
+ struct ath12k_vif *arvif;
+
+ /* the following are protected by ar->data_lock */
+ u32 changed; /* IEEE80211_RC_* */
+ u32 bw;
+ u32 nss;
+ u32 smps;
+ enum hal_pn_type pn_type;
+
+ struct work_struct update_wk;
+ struct rate_info txrate;
+ struct rate_info last_txrate;
+ u64 rx_duration;
+ u64 tx_duration;
+ u8 rssi_comb;
+ struct ath12k_rx_peer_stats *rx_stats;
+ struct ath12k_wbm_tx_stats *wbm_tx_stats;
+};
+
+#define ATH12K_MIN_5G_FREQ 4150
+#define ATH12K_MIN_6G_FREQ 5945
+#define ATH12K_MAX_6G_FREQ 7115
+#define ATH12K_NUM_CHANS 100
+#define ATH12K_MAX_5G_CHAN 173
+
+enum ath12k_state {
+ ATH12K_STATE_OFF,
+ ATH12K_STATE_ON,
+ ATH12K_STATE_RESTARTING,
+ ATH12K_STATE_RESTARTED,
+ ATH12K_STATE_WEDGED,
+ /* Add other states as required */
+};
+
+/* Antenna noise floor */
+#define ATH12K_DEFAULT_NOISE_FLOOR -95
+
+struct ath12k_fw_stats {
+ u32 pdev_id;
+ u32 stats_id;
+ struct list_head pdevs;
+ struct list_head vdevs;
+ struct list_head bcn;
+};
+
+struct ath12k_per_peer_tx_stats {
+ u32 succ_bytes;
+ u32 retry_bytes;
+ u32 failed_bytes;
+ u32 duration;
+ u16 succ_pkts;
+ u16 retry_pkts;
+ u16 failed_pkts;
+ u16 ru_start;
+ u16 ru_tones;
+ u8 ba_fails;
+ u8 ppdu_type;
+ u32 mu_grpid;
+ u32 mu_pos;
+ bool is_ampdu;
+};
+
+#define ATH12K_FLUSH_TIMEOUT (5 * HZ)
+#define ATH12K_VDEV_DELETE_TIMEOUT_HZ (5 * HZ)
+
+struct ath12k {
+ struct ath12k_base *ab;
+ struct ath12k_pdev *pdev;
+ struct ieee80211_hw *hw;
+ struct ieee80211_ops *ops;
+ struct ath12k_wmi_pdev *wmi;
+ struct ath12k_pdev_dp dp;
+ u8 mac_addr[ETH_ALEN];
+ u32 ht_cap_info;
+ u32 vht_cap_info;
+ struct ath12k_he ar_he;
+ enum ath12k_state state;
+ bool supports_6ghz;
+ struct {
+ struct completion started;
+ struct completion completed;
+ struct completion on_channel;
+ struct delayed_work timeout;
+ enum ath12k_scan_state state;
+ bool is_roc;
+ int vdev_id;
+ int roc_freq;
+ bool roc_notify;
+ } scan;
+
+ struct {
+ struct ieee80211_supported_band sbands[NUM_NL80211_BANDS];
+ struct ieee80211_sband_iftype_data
+ iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES];
+ } mac;
+
+ unsigned long dev_flags;
+ unsigned int filter_flags;
+ unsigned long monitor_flags;
+ u32 min_tx_power;
+ u32 max_tx_power;
+ u32 txpower_limit_2g;
+ u32 txpower_limit_5g;
+ u32 txpower_scale;
+ u32 power_scale;
+ u32 chan_tx_pwr;
+ u32 num_stations;
+ u32 max_num_stations;
+ bool monitor_present;
+ /* To synchronize concurrent synchronous mac80211 callback operations,
+ * concurrent debugfs configuration and concurrent FW statistics events.
+ */
+ struct mutex conf_mutex;
+ /* protects the radio specific data like debug stats, ppdu_stats_info stats,
+ * vdev_stop_status info, scan data, ath12k_sta info, ath12k_vif info,
+ * channel context data, survey info, test mode data.
+ */
+ spinlock_t data_lock;
+
+ struct list_head arvifs;
+ /* should never be NULL; needed for regular htt rx */
+ struct ieee80211_channel *rx_channel;
+
+ /* valid during scan; needed for mgmt rx during scan */
+ struct ieee80211_channel *scan_channel;
+
+ u8 cfg_tx_chainmask;
+ u8 cfg_rx_chainmask;
+ u8 num_rx_chains;
+ u8 num_tx_chains;
+ /* pdev_idx starts from 0 whereas pdev->pdev_id starts with 1 */
+ u8 pdev_idx;
+ u8 lmac_id;
+
+ struct completion peer_assoc_done;
+ struct completion peer_delete_done;
+
+ int install_key_status;
+ struct completion install_key_done;
+
+ int last_wmi_vdev_start_status;
+ struct completion vdev_setup_done;
+ struct completion vdev_delete_done;
+
+ int num_peers;
+ int max_num_peers;
+ u32 num_started_vdevs;
+ u32 num_created_vdevs;
+ unsigned long long allocated_vdev_map;
+
+ struct idr txmgmt_idr;
+ /* protects txmgmt_idr data */
+ spinlock_t txmgmt_idr_lock;
+ atomic_t num_pending_mgmt_tx;
+
+ /* cycle count is reported twice for each visited channel during scan.
+ * access protected by data_lock
+ */
+ u32 survey_last_rx_clear_count;
+ u32 survey_last_cycle_count;
+
+ /* Channel info events are expected to come in pairs without and with
+ * COMPLETE flag set respectively for each channel visit during scan.
+ *
+ * However there are deviations from this rule. This flag is used to
+ * avoid reporting garbage data.
+ */
+ bool ch_info_can_report_survey;
+ struct survey_info survey[ATH12K_NUM_CHANS];
+ struct completion bss_survey_done;
+
+ struct work_struct regd_update_work;
+
+ struct work_struct wmi_mgmt_tx_work;
+ struct sk_buff_head wmi_mgmt_tx_queue;
+
+ struct ath12k_per_peer_tx_stats peer_tx_stats;
+ struct list_head ppdu_stats_info;
+ u32 ppdu_stat_list_depth;
+
+ struct ath12k_per_peer_tx_stats cached_stats;
+ u32 last_ppdu_id;
+ u32 cached_ppdu_id;
+
+ bool dfs_block_radar_events;
+ bool monitor_conf_enabled;
+ bool monitor_vdev_created;
+ bool monitor_started;
+ int monitor_vdev_id;
+};
+
+struct ath12k_band_cap {
+ u32 phy_id;
+ u32 max_bw_supported;
+ u32 ht_cap_info;
+ u32 he_cap_info[2];
+ u32 he_mcs;
+ u32 he_cap_phy_info[PSOC_HOST_MAX_PHY_SIZE];
+ struct ath12k_wmi_ppe_threshold_arg he_ppet;
+ u16 he_6ghz_capa;
+};
+
+struct ath12k_pdev_cap {
+ u32 supported_bands;
+ u32 ampdu_density;
+ u32 vht_cap;
+ u32 vht_mcs;
+ u32 he_mcs;
+ u32 tx_chain_mask;
+ u32 rx_chain_mask;
+ u32 tx_chain_mask_shift;
+ u32 rx_chain_mask_shift;
+ struct ath12k_band_cap band[NUM_NL80211_BANDS];
+};
+
+struct mlo_timestamp {
+ u32 info;
+ u32 sync_timestamp_lo_us;
+ u32 sync_timestamp_hi_us;
+ u32 mlo_offset_lo;
+ u32 mlo_offset_hi;
+ u32 mlo_offset_clks;
+ u32 mlo_comp_clks;
+ u32 mlo_comp_timer;
+};
+
+struct ath12k_pdev {
+ struct ath12k *ar;
+ u32 pdev_id;
+ struct ath12k_pdev_cap cap;
+ u8 mac_addr[ETH_ALEN];
+ struct mlo_timestamp timestamp;
+};
+
+struct ath12k_board_data {
+ const struct firmware *fw;
+ const void *data;
+ size_t len;
+};
+
+struct ath12k_bp_stats {
+ /* Head Pointer reported by the last HTT Backpressure event for the ring */
+ u16 hp;
+
+ /* Tail Pointer reported by the last HTT Backpressure event for the ring */
+ u16 tp;
+
+ /* Number of Backpressure events received for the ring */
+ u32 count;
+
+ /* Last recorded event timestamp */
+ unsigned long jiffies;
+};
+
+struct ath12k_dp_ring_bp_stats {
+ struct ath12k_bp_stats umac_ring_bp_stats[HTT_SW_UMAC_RING_IDX_MAX];
+ struct ath12k_bp_stats lmac_ring_bp_stats[HTT_SW_LMAC_RING_IDX_MAX][MAX_RADIOS];
+};
+
+struct ath12k_soc_dp_tx_err_stats {
+ /* TCL Ring Descriptor unavailable */
+ u32 desc_na[DP_TCL_NUM_RING_MAX];
+ /* Other failures during dp_tx due to mem allocation failure
+ * idr unavailable etc.
+ */
+ atomic_t misc_fail;
+};
+
+struct ath12k_soc_dp_stats {
+ u32 err_ring_pkts;
+ u32 invalid_rbm;
+ u32 rxdma_error[HAL_REO_ENTR_RING_RXDMA_ECODE_MAX];
+ u32 reo_error[HAL_REO_DEST_RING_ERROR_CODE_MAX];
+ u32 hal_reo_error[DP_REO_DST_RING_MAX];
+ struct ath12k_soc_dp_tx_err_stats tx_err;
+ struct ath12k_dp_ring_bp_stats bp_stats;
+};
+
+/* Master structure to hold the hw data which may be used in core module */
+struct ath12k_base {
+ enum ath12k_hw_rev hw_rev;
+ struct platform_device *pdev;
+ struct device *dev;
+ struct ath12k_qmi qmi;
+ struct ath12k_wmi_base wmi_ab;
+ struct completion fw_ready;
+ int num_radios;
+ /* HW channel counters frequency value in hertz common to all MACs */
+ u32 cc_freq_hz;
+
+ struct ath12k_htc htc;
+
+ struct ath12k_dp dp;
+
+ void __iomem *mem;
+ unsigned long mem_len;
+
+ struct {
+ enum ath12k_bus bus;
+ const struct ath12k_hif_ops *ops;
+ } hif;
+
+ struct ath12k_ce ce;
+ struct timer_list rx_replenish_retry;
+ struct ath12k_hal hal;
+ /* To synchronize core_start/core_stop */
+ struct mutex core_lock;
+ /* Protects data like peers */
+ spinlock_t base_lock;
+ struct ath12k_pdev pdevs[MAX_RADIOS];
+ struct ath12k_pdev __rcu *pdevs_active[MAX_RADIOS];
+ struct ath12k_wmi_hal_reg_capabilities_ext_arg hal_reg_cap[MAX_RADIOS];
+ unsigned long long free_vdev_map;
+ unsigned long long free_vdev_stats_id_map;
+ struct list_head peers;
+ wait_queue_head_t peer_mapping_wq;
+ u8 mac_addr[ETH_ALEN];
+ bool wmi_ready;
+ u32 wlan_init_status;
+ int irq_num[ATH12K_IRQ_NUM_MAX];
+ struct ath12k_ext_irq_grp ext_irq_grp[ATH12K_EXT_IRQ_GRP_NUM_MAX];
+ struct napi_struct *napi;
+ struct ath12k_wmi_target_cap_arg target_caps;
+ u32 ext_service_bitmap[WMI_SERVICE_EXT_BM_SIZE];
+ bool pdevs_macaddr_valid;
+ int bd_api;
+
+ const struct ath12k_hw_params *hw_params;
+
+ const struct firmware *cal_file;
+
+ /* Below regd's are protected by ab->data_lock */
+ /* This is the regd set for every radio
+ * by the firmware during initializatin
+ */
+ struct ieee80211_regdomain *default_regd[MAX_RADIOS];
+ /* This regd is set during dynamic country setting
+ * This may or may not be used during the runtime
+ */
+ struct ieee80211_regdomain *new_regd[MAX_RADIOS];
+
+ /* Current DFS Regulatory */
+ enum ath12k_dfs_region dfs_region;
+ struct ath12k_soc_dp_stats soc_stats;
+
+ unsigned long dev_flags;
+ struct completion driver_recovery;
+ struct workqueue_struct *workqueue;
+ struct work_struct restart_work;
+ struct workqueue_struct *workqueue_aux;
+ struct work_struct reset_work;
+ atomic_t reset_count;
+ atomic_t recovery_count;
+ atomic_t recovery_start_count;
+ bool is_reset;
+ struct completion reset_complete;
+ struct completion reconfigure_complete;
+ struct completion recovery_start;
+ /* continuous recovery fail count */
+ atomic_t fail_cont_count;
+ unsigned long reset_fail_timeout;
+ struct {
+ /* protected by data_lock */
+ u32 fw_crash_counter;
+ } stats;
+ u32 pktlog_defs_checksum;
+
+ struct ath12k_dbring_cap *db_caps;
+ u32 num_db_cap;
+
+ struct timer_list mon_reap_timer;
+
+ struct completion htc_suspend;
+
+ u64 fw_soc_drop_count;
+
+ /* must be last */
+ u8 drv_priv[0] __aligned(sizeof(void *));
+};
+
+int ath12k_core_qmi_firmware_ready(struct ath12k_base *ab);
+int ath12k_core_pre_init(struct ath12k_base *ab);
+int ath12k_core_init(struct ath12k_base *ath12k);
+void ath12k_core_deinit(struct ath12k_base *ath12k);
+struct ath12k_base *ath12k_core_alloc(struct device *dev, size_t priv_size,
+ enum ath12k_bus bus);
+void ath12k_core_free(struct ath12k_base *ath12k);
+int ath12k_core_fetch_board_data_api_1(struct ath12k_base *ab,
+ struct ath12k_board_data *bd,
+ char *filename);
+int ath12k_core_fetch_bdf(struct ath12k_base *ath12k,
+ struct ath12k_board_data *bd);
+void ath12k_core_free_bdf(struct ath12k_base *ab, struct ath12k_board_data *bd);
+int ath12k_core_check_dt(struct ath12k_base *ath12k);
+
+void ath12k_core_halt(struct ath12k *ar);
+int ath12k_core_resume(struct ath12k_base *ab);
+int ath12k_core_suspend(struct ath12k_base *ab);
+
+const struct firmware *ath12k_core_firmware_request(struct ath12k_base *ab,
+ const char *filename);
+
+static inline const char *ath12k_scan_state_str(enum ath12k_scan_state state)
+{
+ switch (state) {
+ case ATH12K_SCAN_IDLE:
+ return "idle";
+ case ATH12K_SCAN_STARTING:
+ return "starting";
+ case ATH12K_SCAN_RUNNING:
+ return "running";
+ case ATH12K_SCAN_ABORTING:
+ return "aborting";
+ }
+
+ return "unknown";
+}
+
+static inline struct ath12k_skb_cb *ATH12K_SKB_CB(struct sk_buff *skb)
+{
+ BUILD_BUG_ON(sizeof(struct ath12k_skb_cb) >
+ IEEE80211_TX_INFO_DRIVER_DATA_SIZE);
+ return (struct ath12k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data;
+}
+
+static inline struct ath12k_skb_rxcb *ATH12K_SKB_RXCB(struct sk_buff *skb)
+{
+ BUILD_BUG_ON(sizeof(struct ath12k_skb_rxcb) > sizeof(skb->cb));
+ return (struct ath12k_skb_rxcb *)skb->cb;
+}
+
+static inline struct ath12k_vif *ath12k_vif_to_arvif(struct ieee80211_vif *vif)
+{
+ return (struct ath12k_vif *)vif->drv_priv;
+}
+
+static inline struct ath12k *ath12k_ab_to_ar(struct ath12k_base *ab,
+ int mac_id)
+{
+ return ab->pdevs[ath12k_hw_mac_id_to_pdev_id(ab->hw_params, mac_id)].ar;
+}
+
+static inline void ath12k_core_create_firmware_path(struct ath12k_base *ab,
+ const char *filename,
+ void *buf, size_t buf_len)
+{
+ snprintf(buf, buf_len, "%s/%s/%s", ATH12K_FW_DIR,
+ ab->hw_params->fw.dir, filename);
+}
+
+static inline const char *ath12k_bus_str(enum ath12k_bus bus)
+{
+ switch (bus) {
+ case ATH12K_BUS_PCI:
+ return "pci";
+ }
+
+ return "unknown";
+}
+
+#endif /* _CORE_H_ */