2 * Marvell Wireless LAN device driver: 802.11n
4 * Copyright (C) 2011, Marvell International Ltd.
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.
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.
20 #ifndef _MWIFIEX_11N_H_
21 #define _MWIFIEX_11N_H_
24 #include "11n_rxreorder.h"
27 int mwifiex_ret_11n_delba(struct mwifiex_private *priv,
28 struct host_cmd_ds_command *resp);
29 int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv,
30 struct host_cmd_ds_command *resp);
31 int mwifiex_ret_11n_cfg(struct mwifiex_private *priv,
32 struct host_cmd_ds_command *resp,
34 int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv,
35 struct host_cmd_ds_command *cmd,
36 u16 cmd_action, void *data_buf);
38 int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv,
39 struct host_cmd_ds_command *cmd,
40 u16 cmd_action, void *data_buf);
42 int mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv,
43 struct mwifiex_bssdescriptor *bss_desc,
45 void mwifiex_cfg_tx_buf(struct mwifiex_private *priv,
46 struct mwifiex_bssdescriptor *bss_desc);
47 void mwifiex_fill_cap_info(struct mwifiex_private *,
48 struct mwifiex_ie_types_htcap *);
49 int mwifiex_set_get_11n_htcap_cfg(struct mwifiex_private *priv,
50 u16 action, int *htcap_cfg);
51 void mwifiex_11n_delete_tx_ba_stream_tbl_entry(struct mwifiex_private *priv,
52 struct mwifiex_tx_ba_stream_tbl
54 void mwifiex_11n_delete_all_tx_ba_stream_tbl(struct mwifiex_private *priv);
55 struct mwifiex_tx_ba_stream_tbl *mwifiex_11n_get_tx_ba_stream_tbl(struct
59 void mwifiex_11n_create_tx_ba_stream_tbl(struct mwifiex_private *priv, u8 *ra,
61 enum mwifiex_ba_status ba_status);
62 int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac);
63 int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac,
65 void mwifiex_11n_delete_ba_stream(struct mwifiex_private *priv, u8 *del_ba);
66 int mwifiex_get_rx_reorder_tbl(struct mwifiex_private *priv,
67 struct mwifiex_ds_rx_reorder_tbl *buf);
68 int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv,
69 struct mwifiex_ds_tx_ba_stream_tbl *buf);
70 int mwifiex_ret_amsdu_aggr_ctrl(struct mwifiex_private *priv,
71 struct host_cmd_ds_command
74 int mwifiex_cmd_recfg_tx_buf(struct mwifiex_private *priv,
75 struct host_cmd_ds_command *cmd,
76 int cmd_action, void *data_buf);
77 int mwifiex_cmd_amsdu_aggr_ctrl(struct mwifiex_private *priv,
78 struct host_cmd_ds_command *cmd,
83 * This function checks whether AMPDU is allowed or not for a particular TID.
86 mwifiex_is_ampdu_allowed(struct mwifiex_private *priv,
87 struct mwifiex_ra_list_tbl *ptr, int tid)
89 return ((priv->aggr_prio_tbl[tid].ampdu_ap != BA_STREAM_NOT_ALLOWED)
94 * This function checks whether AMSDU is allowed or not for a particular TID.
97 mwifiex_is_amsdu_allowed(struct mwifiex_private *priv,
98 struct mwifiex_ra_list_tbl *ptr, int tid)
100 return (((priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)
101 && ((priv->is_data_rate_auto)
102 || !((priv->bitmap_rates[2]) & 0x03)))
107 * This function checks whether a BA stream is available or not.
110 mwifiex_is_ba_stream_avail(struct mwifiex_private *priv)
112 struct mwifiex_private *pmpriv = NULL;
114 u32 ba_stream_num = 0;
116 for (i = 0; i < priv->adapter->priv_num; i++) {
117 pmpriv = priv->adapter->priv[i];
120 mwifiex_wmm_list_len(priv->adapter,
123 tx_ba_stream_tbl_ptr);
126 return ((ba_stream_num <
127 MWIFIEX_MAX_TX_BASTREAM_SUPPORTED) ? true : false);
131 * This function finds the correct Tx BA stream to delete.
133 * Upon successfully locating, both the TID and the RA are returned.
136 mwifiex_find_stream_to_delete(struct mwifiex_private *priv,
137 struct mwifiex_ra_list_tbl *ptr, int ptr_tid,
142 struct mwifiex_tx_ba_stream_tbl *tx_tbl;
145 tid = priv->aggr_prio_tbl[ptr_tid].ampdu_user;
147 spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
148 list_for_each_entry(tx_tbl, &priv->tx_ba_stream_tbl_ptr, list) {
149 if (tid > priv->aggr_prio_tbl[tx_tbl->tid].ampdu_user) {
150 tid = priv->aggr_prio_tbl[tx_tbl->tid].ampdu_user;
152 memcpy(ra, tx_tbl->ra, ETH_ALEN);
156 spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
162 * This function checks whether BA stream is set up or not.
165 mwifiex_is_ba_stream_setup(struct mwifiex_private *priv,
166 struct mwifiex_ra_list_tbl *ptr, int tid)
168 struct mwifiex_tx_ba_stream_tbl *tx_tbl;
170 tx_tbl = mwifiex_11n_get_tx_ba_stream_tbl(priv, tid, ptr->ra);
171 if (tx_tbl && IS_BASTREAM_SETUP(tx_tbl))
176 #endif /* !_MWIFIEX_11N_H_ */