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