1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * NXP Wireless LAN device driver: 802.11n RX Re-ordering 4 * 5 * Copyright 2011-2020 NXP 6 */ 7 8 #ifndef _MWIFIEX_11N_RXREORDER_H_ 9 #define _MWIFIEX_11N_RXREORDER_H_ 10 11 #define MIN_FLUSH_TIMER_MS 50 12 #define MIN_FLUSH_TIMER_15_MS 15 13 #define MWIFIEX_BA_WIN_SIZE_32 32 14 15 #define PKT_TYPE_BAR 0xE7 16 #define MAX_TID_VALUE (2 << 11) 17 #define TWOPOW11 (2 << 10) 18 19 #define BLOCKACKPARAM_TID_POS 2 20 #define BLOCKACKPARAM_AMSDU_SUPP_MASK 0x1 21 #define BLOCKACKPARAM_WINSIZE_POS 6 22 #define DELBA_TID_POS 12 23 #define DELBA_INITIATOR_POS 11 24 #define TYPE_DELBA_SENT 1 25 #define TYPE_DELBA_RECEIVE 2 26 #define IMMEDIATE_BLOCK_ACK 0x2 27 28 #define ADDBA_RSP_STATUS_ACCEPT 0 29 30 #define MWIFIEX_DEF_11N_RX_SEQ_NUM 0xffff 31 #define BA_SETUP_MAX_PACKET_THRESHOLD 16 32 #define BA_SETUP_PACKET_OFFSET 16 33 34 enum mwifiex_rxreor_flags { 35 RXREOR_FORCE_NO_DROP = 1<<0, 36 RXREOR_INIT_WINDOW_SHIFT = 1<<1, 37 }; 38 39 static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv) 40 { 41 memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq)); 42 } 43 44 int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *, 45 u16 seqNum, 46 u16 tid, u8 *ta, 47 u8 pkttype, void *payload); 48 void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid, 49 u8 *PeerMACAddr, u8 type, int initiator); 50 void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv, 51 struct host_cmd_ds_11n_batimeout *event); 52 int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv, 53 struct host_cmd_ds_command 54 *resp); 55 int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd, 56 void *data_buf); 57 int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv, 58 struct host_cmd_ds_command *cmd, 59 struct host_cmd_ds_11n_addba_req 60 *cmd_addba_req); 61 int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd, 62 void *data_buf); 63 void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv); 64 struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct 65 mwifiex_private 66 *priv, int tid, 67 u8 *ta); 68 struct mwifiex_rx_reorder_tbl * 69 mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta); 70 void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta); 71 void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags); 72 void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv, 73 u8 *event_buf, u16 len); 74 #endif /* _MWIFIEX_11N_RXREORDER_H_ */ 75