mwifiex: improve uAP RX handling
[deliverable/linux.git] / drivers / net / wireless / mwifiex / 11n_rxreorder.h
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1/*
2 * Marvell Wireless LAN device driver: 802.11n RX Re-ordering
3 *
4 * Copyright (C) 2011, Marvell International Ltd.
5 *
6 * This software file (the "File") is distributed by Marvell International
7 * Ltd. 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
25#define PKT_TYPE_BAR 0xE7
26#define MAX_TID_VALUE (2 << 11)
27#define TWOPOW11 (2 << 10)
28
29#define BLOCKACKPARAM_TID_POS 2
30#define BLOCKACKPARAM_AMSDU_SUPP_MASK 0x1
31#define BLOCKACKPARAM_WINSIZE_POS 6
32#define DELBA_TID_POS 12
33#define DELBA_INITIATOR_POS 11
34#define TYPE_DELBA_SENT 1
35#define TYPE_DELBA_RECEIVE 2
36#define IMMEDIATE_BLOCK_ACK 0x2
37
38#define ADDBA_RSP_STATUS_ACCEPT 0
39
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40#define MWIFIEX_DEF_11N_RX_SEQ_NUM 0xffff
41
42static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv)
43{
44 memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq));
45}
46
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47int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *,
48 u16 seqNum,
49 u16 tid, u8 *ta,
50 u8 pkttype, void *payload);
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51void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid,
52 u8 *PeerMACAddr, u8 type, int initiator);
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53void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv,
54 struct host_cmd_ds_11n_batimeout *event);
55int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv,
56 struct host_cmd_ds_command
57 *resp);
572e8f3e 58int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd,
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59 void *data_buf);
60int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv,
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61 struct host_cmd_ds_command *cmd,
62 struct host_cmd_ds_11n_addba_req
63 *cmd_addba_req);
572e8f3e 64int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd,
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65 void *data_buf);
66void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv);
67struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct
68 mwifiex_private
69 *priv, int tid,
70 u8 *ta);
71
72#endif /* _MWIFIEX_11N_RXREORDER_H_ */
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