tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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 *
16 * File: rxtx.h
17 *
18 * Purpose:
19 *
20 * Author: Jerry Chen
21 *
22 * Date: Jun. 27, 2002
23 *
24 */
25
26#ifndef __RXTX_H__
27#define __RXTX_H__
28
29#include "device.h"
30#include "wcmd.h"
31#include "baseband.h"
32
33#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
34#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
35
36/* MIC HDR data header */
37struct vnt_mic_hdr {
38 u8 id;
39 u8 tx_priority;
40 u8 mic_addr2[6];
41 u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
42 __be16 payload_len;
43 __be16 hlen;
44 __le16 frame_control;
45 u8 addr1[6];
46 u8 addr2[6];
47 u8 addr3[6];
48 __le16 seq_ctrl;
49 u8 addr4[6];
50 u16 packing; /* packing to 48 bytes */
51} __packed;
52
53/* RsvTime buffer header */
54struct vnt_rrv_time_rts {
55 __le16 rts_rrv_time_ba;
56 __le16 rts_rrv_time_aa;
57 __le16 rts_rrv_time_bb;
58 u16 wReserved;
59 __le16 rrv_time_b;
60 __le16 rrv_time_a;
61} __packed;
62
63struct vnt_rrv_time_cts {
64 __le16 cts_rrv_time_ba;
65 u16 wReserved;
66 __le16 rrv_time_b;
67 __le16 rrv_time_a;
68} __packed;
69
70struct vnt_rrv_time_ab {
71 __le16 rts_rrv_time;
72 __le16 rrv_time;
73} __packed;
74
75/* TX data header */
76struct vnt_tx_datahead_g {
77 struct vnt_phy_field b;
78 struct vnt_phy_field a;
79 __le16 duration_b;
80 __le16 duration_a;
81 __le16 time_stamp_off_b;
82 __le16 time_stamp_off_a;
83 struct ieee80211_hdr hdr;
84} __packed;
85
86struct vnt_tx_datahead_g_fb {
87 struct vnt_phy_field b;
88 struct vnt_phy_field a;
89 __le16 duration_b;
90 __le16 duration_a;
91 __le16 duration_a_f0;
92 __le16 duration_a_f1;
93 __le16 time_stamp_off_b;
94 __le16 time_stamp_off_a;
95 struct ieee80211_hdr hdr;
96} __packed;
97
98struct vnt_tx_datahead_ab {
99 struct vnt_phy_field ab;
100 __le16 duration;
101 __le16 time_stamp_off;
102 struct ieee80211_hdr hdr;
103} __packed;
104
105struct vnt_tx_datahead_a_fb {
106 struct vnt_phy_field a;
107 __le16 duration;
108 __le16 time_stamp_off;
109 __le16 duration_f0;
110 __le16 duration_f1;
111 struct ieee80211_hdr hdr;
112} __packed;
113
114/* RTS buffer header */
115struct vnt_rts_g {
116 struct vnt_phy_field b;
117 struct vnt_phy_field a;
118 __le16 duration_ba;
119 __le16 duration_aa;
120 __le16 duration_bb;
121 u16 wReserved;
122 struct ieee80211_rts data;
123 struct vnt_tx_datahead_g data_head;
124} __packed;
125
126struct vnt_rts_g_fb {
127 struct vnt_phy_field b;
128 struct vnt_phy_field a;
129 __le16 duration_ba;
130 __le16 duration_aa;
131 __le16 duration_bb;
132 u16 wReserved;
133 __le16 rts_duration_ba_f0;
134 __le16 rts_duration_aa_f0;
135 __le16 rts_duration_ba_f1;
136 __le16 rts_duration_aa_f1;
137 struct ieee80211_rts data;
138 struct vnt_tx_datahead_g_fb data_head;
139} __packed;
140
141struct vnt_rts_ab {
142 struct vnt_phy_field ab;
143 __le16 duration;
144 u16 wReserved;
145 struct ieee80211_rts data;
146 struct vnt_tx_datahead_ab data_head;
147} __packed;
148
149struct vnt_rts_a_fb {
150 struct vnt_phy_field a;
151 __le16 duration;
152 u16 wReserved;
153 __le16 rts_duration_f0;
154 __le16 rts_duration_f1;
155 struct ieee80211_rts data;
156 struct vnt_tx_datahead_a_fb data_head;
157} __packed;
158
159/* CTS buffer header */
160struct vnt_cts {
161 struct vnt_phy_field b;
162 __le16 duration_ba;
163 u16 wReserved;
164 struct ieee80211_cts data;
165 u16 reserved2;
166 struct vnt_tx_datahead_g data_head;
167} __packed;
168
169struct vnt_cts_fb {
170 struct vnt_phy_field b;
171 __le16 duration_ba;
172 u16 wReserved;
173 __le16 cts_duration_ba_f0;
174 __le16 cts_duration_ba_f1;
175 struct ieee80211_cts data;
176 u16 reserved2;
177 struct vnt_tx_datahead_g_fb data_head;
178} __packed;
179
180union vnt_tx_data_head {
181 /* rts g */
182 struct vnt_rts_g rts_g;
183 struct vnt_rts_g_fb rts_g_fb;
184 /* rts a/b */
185 struct vnt_rts_ab rts_ab;
186 struct vnt_rts_a_fb rts_a_fb;
187 /* cts g */
188 struct vnt_cts cts_g;
189 struct vnt_cts_fb cts_g_fb;
190 /* no rts/cts */
191 struct vnt_tx_datahead_a_fb data_head_a_fb;
192 struct vnt_tx_datahead_ab data_head_ab;
193};
194
195struct vnt_tx_mic_hdr {
196 struct vnt_mic_hdr hdr;
197 union vnt_tx_data_head head;
198} __packed;
199
200union vnt_tx {
201 struct vnt_tx_mic_hdr mic;
202 union vnt_tx_data_head head;
203};
204
205union vnt_tx_head {
206 struct {
207 struct vnt_rrv_time_rts rts;
208 union vnt_tx tx;
209 } __packed tx_rts;
210 struct {
211 struct vnt_rrv_time_cts cts;
212 union vnt_tx tx;
213 } __packed tx_cts;
214 struct {
215 struct vnt_rrv_time_ab ab;
216 union vnt_tx tx;
217 } __packed tx_ab;
218};
219
220struct vnt_tx_fifo_head {
221 u8 tx_key[WLAN_KEY_LEN_CCMP];
222 __le16 fifo_ctl;
223 __le16 time_stamp;
224 __le16 frag_ctl;
225 __le16 current_rate;
226} __packed;
227
228struct vnt_tx_buffer {
229 u8 type;
230 u8 pkt_no;
231 __le16 tx_byte_count;
232 struct vnt_tx_fifo_head fifo_head;
233 union vnt_tx_head tx_head;
234} __packed;
235
236struct vnt_tx_short_buf_head {
237 __le16 fifo_ctl;
238 u16 time_stamp;
239 struct vnt_phy_field ab;
240 __le16 duration;
241 __le16 time_stamp_off;
242} __packed;
243
244struct vnt_beacon_buffer {
245 u8 type;
246 u8 pkt_no;
247 __le16 tx_byte_count;
248 struct vnt_tx_short_buf_head short_head;
249 struct ieee80211_mgmt mgmt_hdr;
250} __packed;
251
252int vnt_tx_packet(struct vnt_private *, struct sk_buff *);
253int vnt_beacon_make(struct vnt_private *, struct ieee80211_vif *);
254int vnt_beacon_enable(struct vnt_private *, struct ieee80211_vif *,
255 struct ieee80211_bss_conf *);
256
257#endif /* __RXTX_H__ */