drivers/staging/vt6656/rxtx.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   4  * All rights reserved.
   5  *
   6  * File: rxtx.h
   7  *
   8  * Purpose:
   9  *
  10  * Author: Jerry Chen
  11  *
  12  * Date: Jun. 27, 2002
  13  *
  14  */
  15
  16 #ifndef __RXTX_H__
  17 #define __RXTX_H__
  18
  19 #include "device.h"
  20 #include "wcmd.h"
  21 #include "baseband.h"
  22
  23 #define DEFAULT_MGN_LIFETIME_RES_64us   125  /* 64us */
  24 #define DEFAULT_MSDU_LIFETIME_RES_64us  8000
  25
  26 /* MIC HDR data header */
  27 struct vnt_mic_hdr {
  28         u8 id;
  29         u8 tx_priority;
  30         u8 mic_addr2[6];
  31         u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
  32         __be16 payload_len;
  33         __be16 hlen;
  34         __le16 frame_control;
  35         u8 addr1[6];
  36         u8 addr2[6];
  37         u8 addr3[6];
  38         __le16 seq_ctrl;
  39         u8 addr4[6];
  40         u16 packing; /* packing to 48 bytes */
  41 } __packed;
  42
  43 /* RsvTime buffer header */
  44 struct vnt_rrv_time_rts {
  45         __le16 rts_rrv_time_ba;
  46         __le16 rts_rrv_time_aa;
  47         __le16 rts_rrv_time_bb;
  48         u16 wReserved;
  49         __le16 rrv_time_b;
  50         __le16 rrv_time_a;
  51 } __packed;
  52
  53 struct vnt_rrv_time_cts {
  54         __le16 cts_rrv_time_ba;
  55         u16 wReserved;
  56         __le16 rrv_time_b;
  57         __le16 rrv_time_a;
  58 } __packed;
  59
  60 struct vnt_rrv_time_ab {
  61         __le16 rts_rrv_time;
  62         __le16 rrv_time;
  63 } __packed;
  64
  65 /* TX data header */
  66 struct vnt_tx_datahead_g {
  67         struct vnt_phy_field b;
  68         struct vnt_phy_field a;
  69         __le16 duration_b;
  70         __le16 duration_a;
  71         __le16 time_stamp_off_b;
  72         __le16 time_stamp_off_a;
  73         struct ieee80211_hdr hdr;
  74 } __packed;
  75
  76 struct vnt_tx_datahead_g_fb {
  77         struct vnt_phy_field b;
  78         struct vnt_phy_field a;
  79         __le16 duration_b;
  80         __le16 duration_a;
  81         __le16 duration_a_f0;
  82         __le16 duration_a_f1;
  83         __le16 time_stamp_off_b;
  84         __le16 time_stamp_off_a;
  85         struct ieee80211_hdr hdr;
  86 } __packed;
  87
  88 struct vnt_tx_datahead_ab {
  89         struct vnt_phy_field ab;
  90         __le16 duration;
  91         __le16 time_stamp_off;
  92         struct ieee80211_hdr hdr;
  93 } __packed;
  94
  95 struct vnt_tx_datahead_a_fb {
  96         struct vnt_phy_field a;
  97         __le16 duration;
  98         __le16 time_stamp_off;
  99         __le16 duration_f0;
 100         __le16 duration_f1;
 101         struct ieee80211_hdr hdr;
 102 } __packed;
 103
 104 /* RTS buffer header */
 105 struct vnt_rts_g {
 106         struct vnt_phy_field b;
 107         struct vnt_phy_field a;
 108         __le16 duration_ba;
 109         __le16 duration_aa;
 110         __le16 duration_bb;
 111         u16 wReserved;
 112         struct ieee80211_rts data;
 113         struct vnt_tx_datahead_g data_head;
 114 } __packed;
 115
 116 struct vnt_rts_g_fb {
 117         struct vnt_phy_field b;
 118         struct vnt_phy_field a;
 119         __le16 duration_ba;
 120         __le16 duration_aa;
 121         __le16 duration_bb;
 122         u16 wReserved;
 123         __le16 rts_duration_ba_f0;
 124         __le16 rts_duration_aa_f0;
 125         __le16 rts_duration_ba_f1;
 126         __le16 rts_duration_aa_f1;
 127         struct ieee80211_rts data;
 128         struct vnt_tx_datahead_g_fb data_head;
 129 } __packed;
 130
 131 struct vnt_rts_ab {
 132         struct vnt_phy_field ab;
 133         __le16 duration;
 134         u16 wReserved;
 135         struct ieee80211_rts data;
 136         struct vnt_tx_datahead_ab data_head;
 137 } __packed;
 138
 139 struct vnt_rts_a_fb {
 140         struct vnt_phy_field a;
 141         __le16 duration;
 142         u16 wReserved;
 143         __le16 rts_duration_f0;
 144         __le16 rts_duration_f1;
 145         struct ieee80211_rts data;
 146         struct vnt_tx_datahead_a_fb data_head;
 147 } __packed;
 148
 149 /* CTS buffer header */
 150 struct vnt_cts {
 151         struct vnt_phy_field b;
 152         __le16 duration_ba;
 153         u16 wReserved;
 154         struct ieee80211_cts data;
 155         u16 reserved2;
 156         struct vnt_tx_datahead_g data_head;
 157 } __packed;
 158
 159 struct vnt_cts_fb {
 160         struct vnt_phy_field b;
 161         __le16 duration_ba;
 162         u16 wReserved;
 163         __le16 cts_duration_ba_f0;
 164         __le16 cts_duration_ba_f1;
 165         struct ieee80211_cts data;
 166         u16 reserved2;
 167         struct vnt_tx_datahead_g_fb data_head;
 168 } __packed;
 169
 170 union vnt_tx_data_head {
 171         /* rts g */
 172         struct vnt_rts_g rts_g;
 173         struct vnt_rts_g_fb rts_g_fb;
 174         /* rts a/b */
 175         struct vnt_rts_ab rts_ab;
 176         struct vnt_rts_a_fb rts_a_fb;
 177         /* cts g */
 178         struct vnt_cts cts_g;
 179         struct vnt_cts_fb cts_g_fb;
 180         /* no rts/cts */
 181         struct vnt_tx_datahead_a_fb data_head_a_fb;
 182         struct vnt_tx_datahead_ab data_head_ab;
 183 };
 184
 185 struct vnt_tx_mic_hdr {
 186         struct vnt_mic_hdr hdr;
 187         union vnt_tx_data_head head;
 188 } __packed;
 189
 190 union vnt_tx {
 191         struct vnt_tx_mic_hdr mic;
 192         union vnt_tx_data_head head;
 193 };
 194
 195 union vnt_tx_head {
 196         struct {
 197                 struct vnt_rrv_time_rts rts;
 198                 union vnt_tx tx;
 199         } __packed tx_rts;
 200         struct {
 201                 struct vnt_rrv_time_cts cts;
 202                 union vnt_tx tx;
 203         } __packed tx_cts;
 204         struct {
 205                 struct vnt_rrv_time_ab ab;
 206                 union vnt_tx tx;
 207         } __packed tx_ab;
 208 };
 209
 210 struct vnt_tx_fifo_head {
 211         u8 tx_key[WLAN_KEY_LEN_CCMP];
 212         __le16 fifo_ctl;
 213         __le16 time_stamp;
 214         __le16 frag_ctl;
 215         __le16 current_rate;
 216 } __packed;
 217
 218 struct vnt_tx_buffer {
 219         u8 type;
 220         u8 pkt_no;
 221         __le16 tx_byte_count;
 222         struct vnt_tx_fifo_head fifo_head;
 223         union vnt_tx_head tx_head;
 224 } __packed;
 225
 226 struct vnt_tx_short_buf_head {
 227         __le16 fifo_ctl;
 228         u16 time_stamp;
 229         struct vnt_phy_field ab;
 230         __le16 duration;
 231         __le16 time_stamp_off;
 232 } __packed;
 233
 234 struct vnt_beacon_buffer {
 235         u8 type;
 236         u8 pkt_no;
 237         __le16 tx_byte_count;
 238         struct vnt_tx_short_buf_head short_head;
 239         struct ieee80211_mgmt mgmt_hdr;
 240 } __packed;
 241
 242 int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb);
 243 int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
 244 int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
 245                       struct ieee80211_bss_conf *conf);
 246
 247 #endif /* __RXTX_H__ */