drivers/staging/vt6655/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  * Purpose:
   7  *
   8  * Author: Jerry Chen
   9  *
  10  * Date: Jun. 27, 2002
  11  *
  12  */
  13
  14 #ifndef __RXTX_H__
  15 #define __RXTX_H__
  16
  17 #include "device.h"
  18
  19 #define DEFAULT_MSDU_LIFETIME_RES_64us  8000 /* 64us */
  20 #define DEFAULT_MGN_LIFETIME_RES_64us   125  /* 64us */
  21
  22 /*---------------------  Export Definitions -------------------------*/
  23
  24 /*---------------------  Export Variables  --------------------------*/
  25
  26 /*---------------------  Export Functions  --------------------------*/
  27
  28 /* MIC HDR data header */
  29 struct vnt_mic_hdr {
  30         u8 id;
  31         u8 tx_priority;
  32         u8 mic_addr2[ETH_ALEN];
  33         u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
  34         __be16 payload_len;
  35         __be16 hlen;
  36         __le16 frame_control;
  37         u8 addr1[ETH_ALEN];
  38         u8 addr2[ETH_ALEN];
  39         u8 addr3[ETH_ALEN];
  40         __le16 seq_ctrl;
  41         u8 addr4[ETH_ALEN];
  42         u16 packing; /* packing to 48 bytes */
  43 } __packed;
  44
  45 /* RsvTime buffer header */
  46 struct vnt_rrv_time_rts {
  47         __le16 rts_rrv_time_ba;
  48         __le16 rts_rrv_time_aa;
  49         __le16 rts_rrv_time_bb;
  50         u16 reserved;
  51         __le16 rrv_time_b;
  52         __le16 rrv_time_a;
  53 } __packed;
  54
  55 struct vnt_rrv_time_cts {
  56         __le16 cts_rrv_time_ba;
  57         u16 reserved;
  58         __le16 rrv_time_b;
  59         __le16 rrv_time_a;
  60 } __packed;
  61
  62 struct vnt_rrv_time_ab {
  63         __le16 rts_rrv_time;
  64         __le16 rrv_time;
  65 } __packed;
  66
  67 /* TX data header */
  68 struct vnt_tx_datahead_g {
  69         struct vnt_phy_field b;
  70         struct vnt_phy_field a;
  71         __le16 duration_b;
  72         __le16 duration_a;
  73         __le16 time_stamp_off_b;
  74         __le16 time_stamp_off_a;
  75 } __packed;
  76
  77 struct vnt_tx_datahead_g_fb {
  78         struct vnt_phy_field b;
  79         struct vnt_phy_field a;
  80         __le16 duration_b;
  81         __le16 duration_a;
  82         __le16 duration_a_f0;
  83         __le16 duration_a_f1;
  84         __le16 time_stamp_off_b;
  85         __le16 time_stamp_off_a;
  86 } __packed;
  87
  88 struct vnt_tx_datahead_ab {
  89         struct vnt_phy_field ab;
  90         __le16 duration;
  91         __le16 time_stamp_off;
  92 } __packed;
  93
  94 struct vnt_tx_datahead_a_fb {
  95         struct vnt_phy_field a;
  96         __le16 duration;
  97         __le16 time_stamp_off;
  98         __le16 duration_f0;
  99         __le16 duration_f1;
 100 } __packed;
 101
 102 /* RTS buffer header */
 103 struct vnt_rts_g {
 104         struct vnt_phy_field b;
 105         struct vnt_phy_field a;
 106         __le16 duration_ba;
 107         __le16 duration_aa;
 108         __le16 duration_bb;
 109         u16 reserved;
 110         struct ieee80211_rts data;
 111 } __packed __aligned(2);
 112
 113 struct vnt_rts_g_fb {
 114         struct vnt_phy_field b;
 115         struct vnt_phy_field a;
 116         __le16 duration_ba;
 117         __le16 duration_aa;
 118         __le16 duration_bb;
 119         u16 wReserved;
 120         __le16 rts_duration_ba_f0;
 121         __le16 rts_duration_aa_f0;
 122         __le16 rts_duration_ba_f1;
 123         __le16 rts_duration_aa_f1;
 124         struct ieee80211_rts data;
 125 } __packed __aligned(2);
 126
 127 struct vnt_rts_ab {
 128         struct vnt_phy_field ab;
 129         __le16 duration;
 130         u16 reserved;
 131         struct ieee80211_rts data;
 132 } __packed __aligned(2);
 133
 134 struct vnt_rts_a_fb {
 135         struct vnt_phy_field a;
 136         __le16 duration;
 137         u16 reserved;
 138         __le16 rts_duration_f0;
 139         __le16 rts_duration_f1;
 140         struct ieee80211_rts data;
 141 } __packed __aligned(2);
 142
 143 /* CTS buffer header */
 144 struct vnt_cts {
 145         struct vnt_phy_field b;
 146         __le16 duration_ba;
 147         u16 reserved;
 148         struct ieee80211_cts data;
 149         u16 reserved2;
 150 } __packed __aligned(2);
 151
 152 struct vnt_cts_fb {
 153         struct vnt_phy_field b;
 154         __le16 duration_ba;
 155         u16 reserved;
 156         __le16 cts_duration_ba_f0;
 157         __le16 cts_duration_ba_f1;
 158         struct ieee80211_cts data;
 159         u16 reserved2;
 160 } __packed __aligned(2);
 161
 162 struct vnt_tx_fifo_head {
 163         u8 tx_key[WLAN_KEY_LEN_CCMP];
 164         __le16 fifo_ctl;
 165         __le16 time_stamp;
 166         __le16 frag_ctl;
 167         __le16 current_rate;
 168 } __packed;
 169
 170 struct vnt_tx_short_buf_head {
 171         __le16 fifo_ctl;
 172         u16 time_stamp;
 173         struct vnt_phy_field ab;
 174         __le16 duration;
 175         __le16 time_stamp_off;
 176 } __packed;
 177
 178 int vnt_generate_fifo_header(struct vnt_private *priv, u32 dma_idx,
 179                              struct vnt_tx_desc *head_td, struct sk_buff *skb);
 180 int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
 181 int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
 182                       struct ieee80211_bss_conf *conf);
 183
 184 #endif /* __RXTX_H__ */