drivers/staging/vt6655/rxtx.h

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * File: rxtx.h
  20  *
  21  * Purpose:
  22  *
  23  * Author: Jerry Chen
  24  *
  25  * Date: Jun. 27, 2002
  26  *
  27  */
  28
  29 #ifndef __RXTX_H__
  30 #define __RXTX_H__
  31
  32 #include "device.h"
  33
  34 #define DEFAULT_MSDU_LIFETIME_RES_64us  8000 /* 64us */
  35 #define DEFAULT_MGN_LIFETIME_RES_64us   125  /* 64us */
  36
  37
  38 /*---------------------  Export Definitions -------------------------*/
  39
  40 /*---------------------  Export Variables  --------------------------*/
  41
  42 /*---------------------  Export Functions  --------------------------*/
  43
  44 /* MIC HDR data header */
  45 struct vnt_mic_hdr {
  46         u8 id;
  47         u8 tx_priority;
  48         u8 mic_addr2[ETH_ALEN];
  49         u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
  50         __be16 payload_len;
  51         __be16 hlen;
  52         __le16 frame_control;
  53         u8 addr1[ETH_ALEN];
  54         u8 addr2[ETH_ALEN];
  55         u8 addr3[ETH_ALEN];
  56         __le16 seq_ctrl;
  57         u8 addr4[ETH_ALEN];
  58         u16 packing; /* packing to 48 bytes */
  59 } __packed;
  60
  61 /* RsvTime buffer header */
  62 struct vnt_rrv_time_rts {
  63         __le16 rts_rrv_time_ba;
  64         __le16 rts_rrv_time_aa;
  65         __le16 rts_rrv_time_bb;
  66         u16 reserved;
  67         __le16 rrv_time_b;
  68         __le16 rrv_time_a;
  69 } __packed;
  70
  71 struct vnt_rrv_time_cts {
  72         __le16 cts_rrv_time_ba;
  73         u16 reserved;
  74         __le16 rrv_time_b;
  75         __le16 rrv_time_a;
  76 } __packed;
  77
  78 struct vnt_rrv_time_ab {
  79         __le16 rts_rrv_time;
  80         __le16 rrv_time;
  81 } __packed;
  82
  83 /* TX data header */
  84 struct vnt_tx_datahead_g {
  85         struct vnt_phy_field b;
  86         struct vnt_phy_field a;
  87         __le16 duration_b;
  88         __le16 duration_a;
  89         __le16 time_stamp_off_b;
  90         __le16 time_stamp_off_a;
  91 } __packed;
  92
  93 struct vnt_tx_datahead_g_fb {
  94         struct vnt_phy_field b;
  95         struct vnt_phy_field a;
  96         __le16 duration_b;
  97         __le16 duration_a;
  98         __le16 duration_a_f0;
  99         __le16 duration_a_f1;
 100         __le16 time_stamp_off_b;
 101         __le16 time_stamp_off_a;
 102 } __packed;
 103
 104 struct vnt_tx_datahead_ab {
 105         struct vnt_phy_field ab;
 106         __le16 duration;
 107         __le16 time_stamp_off;
 108 } __packed;
 109
 110 struct vnt_tx_datahead_a_fb {
 111         struct vnt_phy_field a;
 112         __le16 duration;
 113         __le16 time_stamp_off;
 114         __le16 duration_f0;
 115         __le16 duration_f1;
 116 } __packed;
 117
 118 /* RTS buffer header */
 119 struct vnt_rts_g {
 120         struct vnt_phy_field b;
 121         struct vnt_phy_field a;
 122         __le16 duration_ba;
 123         __le16 duration_aa;
 124         __le16 duration_bb;
 125         u16 reserved;
 126         struct ieee80211_rts data;
 127 } __packed;
 128
 129 struct vnt_rts_g_fb {
 130         struct vnt_phy_field b;
 131         struct vnt_phy_field a;
 132         __le16 duration_ba;
 133         __le16 duration_aa;
 134         __le16 duration_bb;
 135         u16 wReserved;
 136         __le16 rts_duration_ba_f0;
 137         __le16 rts_duration_aa_f0;
 138         __le16 rts_duration_ba_f1;
 139         __le16 rts_duration_aa_f1;
 140         struct ieee80211_rts data;
 141 } __packed;
 142
 143 struct vnt_rts_ab {
 144         struct vnt_phy_field ab;
 145         __le16 duration;
 146         u16 reserved;
 147         struct ieee80211_rts data;
 148 } __packed;
 149
 150 struct vnt_rts_a_fb {
 151         struct vnt_phy_field a;
 152         __le16 duration;
 153         u16 reserved;
 154         __le16 rts_duration_f0;
 155         __le16 rts_duration_f1;
 156         struct ieee80211_rts data;
 157 } __packed;
 158
 159 /* CTS buffer header */
 160 struct vnt_cts {
 161         struct vnt_phy_field b;
 162         __le16 duration_ba;
 163         u16 reserved;
 164         struct ieee80211_cts data;
 165         u16 reserved2;
 166 } __packed;
 167
 168 struct vnt_cts_fb {
 169         struct vnt_phy_field b;
 170         __le16 duration_ba;
 171         u16 reserved;
 172         __le16 cts_duration_ba_f0;
 173         __le16 cts_duration_ba_f1;
 174         struct ieee80211_cts data;
 175         u16 reserved2;
 176 } __packed;
 177
 178 struct vnt_tx_fifo_head {
 179         u8 tx_key[WLAN_KEY_LEN_CCMP];
 180         __le16 fifo_ctl;
 181         __le16 time_stamp;
 182         __le16 frag_ctl;
 183         __le16 current_rate;
 184 } __packed;
 185
 186 struct vnt_tx_short_buf_head {
 187         __le16 fifo_ctl;
 188         u16 time_stamp;
 189         struct vnt_phy_field ab;
 190         __le16 duration;
 191         __le16 time_stamp_off;
 192 } __packed;
 193
 194 int vnt_generate_fifo_header(struct vnt_private *, u32,
 195                              struct vnt_tx_desc *head_td, struct sk_buff *);
 196 int vnt_beacon_make(struct vnt_private *, struct ieee80211_vif *);
 197 int vnt_beacon_enable(struct vnt_private *, struct ieee80211_vif *,
 198                       struct ieee80211_bss_conf *);
 199
 200 #endif /* __RXTX_H__ */