LXR linux/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 */
  30struct 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 */
  47struct 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
  56struct 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
  63struct vnt_rrv_time_ab {
  64        __le16 rts_rrv_time;
  65        __le16 rrv_time;
  66} __packed;
  67
  68/* TX data header */
  69struct 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
  78struct 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
  89struct vnt_tx_datahead_ab {
  90        struct vnt_phy_field ab;
  91        __le16 duration;
  92        __le16 time_stamp_off;
  93} __packed;
  94
  95struct 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 */
 104struct 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
 114struct 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
 128struct 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
 135struct 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 */
 145struct 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
 153struct 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
 163struct 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
 171struct 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
 179int vnt_generate_fifo_header(struct vnt_private *priv, u32 dma_idx,
 180                             struct vnt_tx_desc *head_td, struct sk_buff *skb);
 181int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
 182int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
 183                      struct ieee80211_bss_conf *conf);
 184
 185#endif /* __RXTX_H__ */
 186