/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
 * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
 */

#ifndef ATH11K_PEER_H
#define ATH11K_PEER_H

struct ath11k_peer {
        struct list_head list;
        struct ieee80211_sta *sta;
        int vdev_id;
        u8 addr[ETH_ALEN];
        int peer_id;
        u16 ast_hash;
        u8 pdev_idx;
        u16 hw_peer_id;

        /* protected by ab->data_lock */
        struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1];
        struct dp_rx_tid rx_tid[IEEE80211_NUM_TIDS + 1];

        /* peer id based rhashtable list pointer */
        struct rhash_head rhash_id;
        /* peer addr based rhashtable list pointer */
        struct rhash_head rhash_addr;

        /* Info used in MMIC verification of
         * RX fragments
         */
        struct crypto_shash *tfm_mmic;
        u8 mcast_keyidx;
        u8 ucast_keyidx;
        u16 sec_type;
        u16 sec_type_grp;
        bool is_authorized;
        bool dp_setup_done;
};

void ath11k_peer_unmap_event(struct ath11k_base *ab, u16 peer_id);
void ath11k_peer_map_event(struct ath11k_base *ab, u8 vdev_id, u16 peer_id,
                           u8 *mac_addr, u16 ast_hash, u16 hw_peer_id);
struct ath11k_peer *ath11k_peer_find(struct ath11k_base *ab, int vdev_id,
                                     const u8 *addr);
struct ath11k_peer *ath11k_peer_find_by_addr(struct ath11k_base *ab,
                                             const u8 *addr);
struct ath11k_peer *ath11k_peer_find_by_id(struct ath11k_base *ab, int peer_id);
void ath11k_peer_cleanup(struct ath11k *ar, u32 vdev_id);
int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr);
int ath11k_peer_create(struct ath11k *ar, struct ath11k_vif *arvif,
                       struct ieee80211_sta *sta, struct peer_create_params *param);
int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id,
                                     const u8 *addr);
struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab,
                                                int vdev_id);
int ath11k_peer_rhash_tbl_init(struct ath11k_base *ab);
void ath11k_peer_rhash_tbl_destroy(struct ath11k_base *ab);
int ath11k_peer_rhash_delete(struct ath11k_base *ab, struct ath11k_peer *peer);
#endif /* _PEER_H_ */