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1/* SPDX-License-Identifier: BSD-3-Clause-Clear */2/*3 * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.4 * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.5 */6#ifndef ATH12K_DP_RX_H7#define ATH12K_DP_RX_H8 9#include "core.h"10#include "rx_desc.h"11#include "debug.h"12 13#define DP_MAX_NWIFI_HDR_LEN 3014 15struct ath12k_dp_rx_tid {16 u8 tid;17 u32 *vaddr;18 dma_addr_t paddr;19 u32 size;20 u32 ba_win_sz;21 bool active;22 23 /* Info related to rx fragments */24 u32 cur_sn;25 u16 last_frag_no;26 u16 rx_frag_bitmap;27 28 struct sk_buff_head rx_frags;29 struct hal_reo_dest_ring *dst_ring_desc;30 31 /* Timer info related to fragments */32 struct timer_list frag_timer;33 struct ath12k_base *ab;34};35 36struct ath12k_dp_rx_reo_cache_flush_elem {37 struct list_head list;38 struct ath12k_dp_rx_tid data;39 unsigned long ts;40};41 42struct ath12k_dp_rx_reo_cmd {43 struct list_head list;44 struct ath12k_dp_rx_tid data;45 int cmd_num;46 void (*handler)(struct ath12k_dp *dp, void *ctx,47 enum hal_reo_cmd_status status);48};49 50#define ATH12K_DP_RX_REO_DESC_FREE_THRES 6451#define ATH12K_DP_RX_REO_DESC_FREE_TIMEOUT_MS 100052 53enum ath12k_dp_rx_decap_type {54 DP_RX_DECAP_TYPE_RAW,55 DP_RX_DECAP_TYPE_NATIVE_WIFI,56 DP_RX_DECAP_TYPE_ETHERNET2_DIX,57 DP_RX_DECAP_TYPE_8023,58};59 60struct ath12k_dp_rx_rfc1042_hdr {61 u8 llc_dsap;62 u8 llc_ssap;63 u8 llc_ctrl;64 u8 snap_oui[3];65 __be16 snap_type;66} __packed;67 68static inline u32 ath12k_he_gi_to_nl80211_he_gi(u8 sgi)69{70 u32 ret = 0;71 72 switch (sgi) {73 case RX_MSDU_START_SGI_0_8_US:74 ret = NL80211_RATE_INFO_HE_GI_0_8;75 break;76 case RX_MSDU_START_SGI_1_6_US:77 ret = NL80211_RATE_INFO_HE_GI_1_6;78 break;79 case RX_MSDU_START_SGI_3_2_US:80 ret = NL80211_RATE_INFO_HE_GI_3_2;81 break;82 }83 84 return ret;85}86 87int ath12k_dp_rx_ampdu_start(struct ath12k *ar,88 struct ieee80211_ampdu_params *params);89int ath12k_dp_rx_ampdu_stop(struct ath12k *ar,90 struct ieee80211_ampdu_params *params);91int ath12k_dp_rx_peer_pn_replay_config(struct ath12k_vif *arvif,92 const u8 *peer_addr,93 enum set_key_cmd key_cmd,94 struct ieee80211_key_conf *key);95void ath12k_dp_rx_peer_tid_cleanup(struct ath12k *ar, struct ath12k_peer *peer);96void ath12k_dp_rx_peer_tid_delete(struct ath12k *ar,97 struct ath12k_peer *peer, u8 tid);98int ath12k_dp_rx_peer_tid_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id,99 u8 tid, u32 ba_win_sz, u16 ssn,100 enum hal_pn_type pn_type);101void ath12k_dp_htt_htc_t2h_msg_handler(struct ath12k_base *ab,102 struct sk_buff *skb);103int ath12k_dp_rx_pdev_reo_setup(struct ath12k_base *ab);104void ath12k_dp_rx_pdev_reo_cleanup(struct ath12k_base *ab);105int ath12k_dp_rx_htt_setup(struct ath12k_base *ab);106int ath12k_dp_rx_alloc(struct ath12k_base *ab);107void ath12k_dp_rx_free(struct ath12k_base *ab);108int ath12k_dp_rx_pdev_alloc(struct ath12k_base *ab, int pdev_idx);109void ath12k_dp_rx_pdev_free(struct ath12k_base *ab, int pdev_idx);110void ath12k_dp_rx_reo_cmd_list_cleanup(struct ath12k_base *ab);111void ath12k_dp_rx_process_reo_status(struct ath12k_base *ab);112int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab,113 struct napi_struct *napi, int budget);114int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi,115 int budget);116int ath12k_dp_rx_process(struct ath12k_base *ab, int mac_id,117 struct napi_struct *napi,118 int budget);119int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab,120 struct dp_rxdma_ring *rx_ring,121 struct list_head *used_list,122 int req_entries);123int ath12k_dp_rx_pdev_mon_attach(struct ath12k *ar);124int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id);125 126u8 ath12k_dp_rx_h_l3pad(struct ath12k_base *ab,127 struct hal_rx_desc *desc);128struct ath12k_peer *129ath12k_dp_rx_h_find_peer(struct ath12k_base *ab, struct sk_buff *msdu);130u8 ath12k_dp_rx_h_decap_type(struct ath12k_base *ab,131 struct hal_rx_desc *desc);132u32 ath12k_dp_rx_h_mpdu_err(struct ath12k_base *ab,133 struct hal_rx_desc *desc);134void ath12k_dp_rx_h_ppdu(struct ath12k *ar, struct hal_rx_desc *rx_desc,135 struct ieee80211_rx_status *rx_status);136struct ath12k_peer *137ath12k_dp_rx_h_find_peer(struct ath12k_base *ab, struct sk_buff *msdu);138 139int ath12k_dp_rxdma_ring_sel_config_qcn9274(struct ath12k_base *ab);140int ath12k_dp_rxdma_ring_sel_config_wcn7850(struct ath12k_base *ab);141 142int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len,143 int (*iter)(struct ath12k_base *ar, u16 tag, u16 len,144 const void *ptr, void *data),145 void *data);146#endif /* ATH12K_DP_RX_H */147