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/* SPDX-License-Identifier: BSD-3-Clause-Clear */
/*
* Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef ATH12K_PEER_H
#define ATH12K_PEER_H
#include "dp_rx.h"
struct ppdu_user_delayba {
u16 sw_peer_id;
u32 info0;
u16 ru_end;
u16 ru_start;
u32 info1;
u32 rate_flags;
u32 resp_rate_flags;
};
#define ATH12K_PEER_ML_ID_VALID BIT(13)
struct ath12k_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 ath12k_dp_rx_tid rx_tid[IEEE80211_NUM_TIDS + 1];
/* 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;
struct ppdu_user_delayba ppdu_stats_delayba;
bool delayba_flag;
bool is_authorized;
bool mlo;
/* protected by ab->data_lock */
bool dp_setup_done;
u16 ml_id;
/* any other ML info common for all partners can be added
* here and would be same for all partner peers.
*/
u8 ml_addr[ETH_ALEN];
/* To ensure only certain work related to dp is done once */
bool primary_link;
/* for reference to ath12k_link_sta */
u8 link_id;
bool ucast_ra_only;
};
struct ath12k_ml_peer {
struct list_head list;
u8 addr[ETH_ALEN];
u16 id;
};
void ath12k_peer_unmap_event(struct ath12k_base *ab, u16 peer_id);
void ath12k_peer_map_event(struct ath12k_base *ab, u8 vdev_id, u16 peer_id,
u8 *mac_addr, u16 ast_hash, u16 hw_peer_id);
struct ath12k_peer *ath12k_peer_find(struct ath12k_base *ab, int vdev_id,
const u8 *addr);
struct ath12k_peer *ath12k_peer_find_by_addr(struct ath12k_base *ab,
const u8 *addr);
struct ath12k_peer *ath12k_peer_find_by_id(struct ath12k_base *ab, int peer_id);
void ath12k_peer_cleanup(struct ath12k *ar, u32 vdev_id);
int ath12k_peer_delete(struct ath12k *ar, u32 vdev_id, u8 *addr);
int ath12k_peer_create(struct ath12k *ar, struct ath12k_link_vif *arvif,
struct ieee80211_sta *sta,
struct ath12k_wmi_peer_create_arg *arg);
int ath12k_wait_for_peer_delete_done(struct ath12k *ar, u32 vdev_id,
const u8 *addr);
bool ath12k_peer_exist_by_vdev_id(struct ath12k_base *ab, int vdev_id);
struct ath12k_peer *ath12k_peer_find_by_ast(struct ath12k_base *ab, int ast_hash);
int ath12k_peer_ml_create(struct ath12k_hw *ah, struct ieee80211_sta *sta);
int ath12k_peer_ml_delete(struct ath12k_hw *ah, struct ieee80211_sta *sta);
int ath12k_peer_mlo_link_peers_delete(struct ath12k_vif *ahvif, struct ath12k_sta *ahsta);
struct ath12k_ml_peer *ath12k_peer_ml_find(struct ath12k_hw *ah,
const u8 *addr);
static inline
struct ath12k_link_sta *ath12k_peer_get_link_sta(struct ath12k_base *ab,
struct ath12k_peer *peer)
{
struct ath12k_sta *ahsta;
struct ath12k_link_sta *arsta;
if (!peer->sta)
return NULL;
ahsta = ath12k_sta_to_ahsta(peer->sta);
if (peer->ml_id & ATH12K_PEER_ML_ID_VALID) {
if (!(ahsta->links_map & BIT(peer->link_id))) {
ath12k_warn(ab, "peer %pM id %d link_id %d can't found in STA link_map 0x%x\n",
peer->addr, peer->peer_id, peer->link_id,
ahsta->links_map);
return NULL;
}
arsta = rcu_dereference(ahsta->link[peer->link_id]);
if (!arsta)
return NULL;
} else {
arsta = &ahsta->deflink;
}
return arsta;
}
#endif /* _PEER_H_ */
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