cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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11n_rxreorder.h (3181B)

      1/*
      2 * NXP Wireless LAN device driver: 802.11n RX Re-ordering
      3 *
      4 * Copyright 2011-2020 NXP
      5 *
      6 * This software file (the "File") is distributed by NXP
      7 * under the terms of the GNU General Public License Version 2, June 1991
      8 * (the "License").  You may use, redistribute and/or modify this File in
      9 * accordance with the terms and conditions of the License, a copy of which
     10 * is available by writing to the Free Software Foundation, Inc.,
     11 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
     12 * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
     13 *
     14 * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
     15 * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
     16 * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
     17 * this warranty disclaimer.
     18 */
     19
     20#ifndef _MWIFIEX_11N_RXREORDER_H_
     21#define _MWIFIEX_11N_RXREORDER_H_
     22
     23#define MIN_FLUSH_TIMER_MS		50
     24#define MIN_FLUSH_TIMER_15_MS		15
     25#define MWIFIEX_BA_WIN_SIZE_32		32
     26
     27#define PKT_TYPE_BAR 0xE7
     28#define MAX_TID_VALUE			(2 << 11)
     29#define TWOPOW11			(2 << 10)
     30
     31#define BLOCKACKPARAM_TID_POS		2
     32#define BLOCKACKPARAM_AMSDU_SUPP_MASK	0x1
     33#define BLOCKACKPARAM_WINSIZE_POS	6
     34#define DELBA_TID_POS			12
     35#define DELBA_INITIATOR_POS		11
     36#define TYPE_DELBA_SENT			1
     37#define TYPE_DELBA_RECEIVE		2
     38#define IMMEDIATE_BLOCK_ACK		0x2
     39
     40#define ADDBA_RSP_STATUS_ACCEPT 0
     41
     42#define MWIFIEX_DEF_11N_RX_SEQ_NUM	0xffff
     43#define BA_SETUP_MAX_PACKET_THRESHOLD	16
     44#define BA_SETUP_PACKET_OFFSET		16
     45
     46enum mwifiex_rxreor_flags {
     47	RXREOR_FORCE_NO_DROP		= 1<<0,
     48	RXREOR_INIT_WINDOW_SHIFT	= 1<<1,
     49};
     50
     51static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv)
     52{
     53	memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq));
     54}
     55
     56int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *,
     57			       u16 seqNum,
     58			       u16 tid, u8 *ta,
     59			       u8 pkttype, void *payload);
     60void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid,
     61			u8 *PeerMACAddr, u8 type, int initiator);
     62void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv,
     63				   struct host_cmd_ds_11n_batimeout *event);
     64int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv,
     65			       struct host_cmd_ds_command
     66			       *resp);
     67int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd,
     68			  void *data_buf);
     69int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv,
     70				  struct host_cmd_ds_command *cmd,
     71				  struct host_cmd_ds_11n_addba_req
     72				  *cmd_addba_req);
     73int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd,
     74			      void *data_buf);
     75void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv);
     76struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct
     77							   mwifiex_private
     78							   *priv, int tid,
     79							   u8 *ta);
     80struct mwifiex_rx_reorder_tbl *
     81mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta);
     82void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta);
     83void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags);
     84void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv,
     85				 u8 *event_buf, u16 len);
     86#endif /* _MWIFIEX_11N_RXREORDER_H_ */