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 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * File: rxtx.h
20 *
21 * Purpose:
22 *
23 * Author: Jerry Chen
24 *
25 * Date: Jun. 27, 2002
26 *
27 */
28
29#ifndef __RXTX_H__
30#define __RXTX_H__
31
32#include "device.h"
33#include "wcmd.h"
34#include "baseband.h"
35
36#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
37#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
38
39/* MIC HDR data header */
40struct vnt_mic_hdr {
41 u8 id;
42 u8 tx_priority;
43 u8 mic_addr2[6];
44 u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
45 __be16 payload_len;
46 __be16 hlen;
47 __le16 frame_control;
48 u8 addr1[6];
49 u8 addr2[6];
50 u8 addr3[6];
51 __le16 seq_ctrl;
52 u8 addr4[6];
53 u16 packing; /* packing to 48 bytes */
54} __packed;
55
56/* RsvTime buffer header */
57struct vnt_rrv_time_rts {
58 __le16 rts_rrv_time_ba;
59 __le16 rts_rrv_time_aa;
60 __le16 rts_rrv_time_bb;
61 u16 wReserved;
62 __le16 rrv_time_b;
63 __le16 rrv_time_a;
64} __packed;
65
66struct vnt_rrv_time_cts {
67 __le16 cts_rrv_time_ba;
68 u16 wReserved;
69 __le16 rrv_time_b;
70 __le16 rrv_time_a;
71} __packed;
72
73struct vnt_rrv_time_ab {
74 __le16 rts_rrv_time;
75 __le16 rrv_time;
76} __packed;
77
78/* TX data header */
79struct vnt_tx_datahead_g {
80 struct vnt_phy_field b;
81 struct vnt_phy_field a;
82 __le16 duration_b;
83 __le16 duration_a;
84 __le16 time_stamp_off_b;
85 __le16 time_stamp_off_a;
86 struct ieee80211_hdr hdr;
87} __packed;
88
89struct vnt_tx_datahead_g_fb {
90 struct vnt_phy_field b;
91 struct vnt_phy_field a;
92 __le16 duration_b;
93 __le16 duration_a;
94 __le16 duration_a_f0;
95 __le16 duration_a_f1;
96 __le16 time_stamp_off_b;
97 __le16 time_stamp_off_a;
98 struct ieee80211_hdr hdr;
99} __packed;
100
101struct vnt_tx_datahead_ab {
102 struct vnt_phy_field ab;
103 __le16 duration;
104 __le16 time_stamp_off;
105 struct ieee80211_hdr hdr;
106} __packed;
107
108struct vnt_tx_datahead_a_fb {
109 struct vnt_phy_field a;
110 __le16 duration;
111 __le16 time_stamp_off;
112 __le16 duration_f0;
113 __le16 duration_f1;
114 struct ieee80211_hdr hdr;
115} __packed;
116
117/* RTS buffer header */
118struct vnt_rts_g {
119 struct vnt_phy_field b;
120 struct vnt_phy_field a;
121 __le16 duration_ba;
122 __le16 duration_aa;
123 __le16 duration_bb;
124 u16 wReserved;
125 struct ieee80211_rts data;
126 struct vnt_tx_datahead_g data_head;
127} __packed;
128
129struct vnt_rts_g_fb {
130 struct vnt_phy_field b;
131 struct vnt_phy_field a;
132 __le16 duration_ba;
133 __le16 duration_aa;
134 __le16 duration_bb;
135 u16 wReserved;
136 __le16 rts_duration_ba_f0;
137 __le16 rts_duration_aa_f0;
138 __le16 rts_duration_ba_f1;
139 __le16 rts_duration_aa_f1;
140 struct ieee80211_rts data;
141 struct vnt_tx_datahead_g_fb data_head;
142} __packed;
143
144struct vnt_rts_ab {
145 struct vnt_phy_field ab;
146 __le16 duration;
147 u16 wReserved;
148 struct ieee80211_rts data;
149 struct vnt_tx_datahead_ab data_head;
150} __packed;
151
152struct vnt_rts_a_fb {
153 struct vnt_phy_field a;
154 __le16 duration;
155 u16 wReserved;
156 __le16 rts_duration_f0;
157 __le16 rts_duration_f1;
158 struct ieee80211_rts data;
159 struct vnt_tx_datahead_a_fb data_head;
160} __packed;
161
162/* CTS buffer header */
163struct vnt_cts {
164 struct vnt_phy_field b;
165 __le16 duration_ba;
166 u16 wReserved;
167 struct ieee80211_cts data;
168 u16 reserved2;
169 struct vnt_tx_datahead_g data_head;
170} __packed;
171
172struct vnt_cts_fb {
173 struct vnt_phy_field b;
174 __le16 duration_ba;
175 u16 wReserved;
176 __le16 cts_duration_ba_f0;
177 __le16 cts_duration_ba_f1;
178 struct ieee80211_cts data;
179 u16 reserved2;
180 struct vnt_tx_datahead_g_fb data_head;
181} __packed;
182
183union vnt_tx_data_head {
184 /* rts g */
185 struct vnt_rts_g rts_g;
186 struct vnt_rts_g_fb rts_g_fb;
187 /* rts a/b */
188 struct vnt_rts_ab rts_ab;
189 struct vnt_rts_a_fb rts_a_fb;
190 /* cts g */
191 struct vnt_cts cts_g;
192 struct vnt_cts_fb cts_g_fb;
193 /* no rts/cts */
194 struct vnt_tx_datahead_a_fb data_head_a_fb;
195 struct vnt_tx_datahead_ab data_head_ab;
196};
197
198struct vnt_tx_mic_hdr {
199 struct vnt_mic_hdr hdr;
200 union vnt_tx_data_head head;
201} __packed;
202
203union vnt_tx {
204 struct vnt_tx_mic_hdr mic;
205 union vnt_tx_data_head head;
206};
207
208union vnt_tx_head {
209 struct {
210 struct vnt_rrv_time_rts rts;
211 union vnt_tx tx;
212 } __packed tx_rts;
213 struct {
214 struct vnt_rrv_time_cts cts;
215 union vnt_tx tx;
216 } __packed tx_cts;
217 struct {
218 struct vnt_rrv_time_ab ab;
219 union vnt_tx tx;
220 } __packed tx_ab;
221};
222
223struct vnt_tx_fifo_head {
224 u8 tx_key[WLAN_KEY_LEN_CCMP];
225 __le16 fifo_ctl;
226 __le16 time_stamp;
227 __le16 frag_ctl;
228 __le16 current_rate;
229} __packed;
230
231struct vnt_tx_buffer {
232 u8 type;
233 u8 pkt_no;
234 __le16 tx_byte_count;
235 struct vnt_tx_fifo_head fifo_head;
236 union vnt_tx_head tx_head;
237} __packed;
238
239struct vnt_tx_short_buf_head {
240 __le16 fifo_ctl;
241 u16 time_stamp;
242 struct vnt_phy_field ab;
243 __le16 duration;
244 __le16 time_stamp_off;
245} __packed;
246
247struct vnt_beacon_buffer {
248 u8 type;
249 u8 pkt_no;
250 __le16 tx_byte_count;
251 struct vnt_tx_short_buf_head short_head;
252 struct ieee80211_mgmt mgmt_hdr;
253} __packed;
254
255int vnt_tx_packet(struct vnt_private *, struct sk_buff *);
256int vnt_beacon_make(struct vnt_private *, struct ieee80211_vif *);
257int vnt_beacon_enable(struct vnt_private *, struct ieee80211_vif *,
258 struct ieee80211_bss_conf *);
259
260#endif /* __RXTX_H__ */