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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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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#include "wcmd.h"
19#include "baseband.h"
20
21#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
22#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
23
24/* Length, Service, and Signal fields of Phy for Tx */
25struct vnt_phy_field {
26 u8 signal;
27 u8 service;
28 __le16 len;
29} __packed;
30
31/* MIC HDR data header */
32struct vnt_mic_hdr {
33 u8 id;
34 u8 tx_priority;
35 u8 mic_addr2[6];
36 u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
37 __be16 payload_len;
38 __be16 hlen;
39 __le16 frame_control;
40 u8 addr1[6];
41 u8 addr2[6];
42 u8 addr3[6];
43 __le16 seq_ctrl;
44 u8 addr4[6];
45 u16 packing; /* packing to 48 bytes */
46} __packed;
47
48/* RsvTime buffer header */
49struct vnt_rrv_time_rts {
50 __le16 rts_rrv_time_ba;
51 __le16 rts_rrv_time_aa;
52 __le16 rts_rrv_time_bb;
53 u16 wReserved;
54 __le16 rrv_time_b;
55 __le16 rrv_time_a;
56} __packed;
57
58struct vnt_rrv_time_cts {
59 __le16 cts_rrv_time_ba;
60 u16 wReserved;
61 __le16 rrv_time_b;
62 __le16 rrv_time_a;
63} __packed;
64
65struct vnt_rrv_time_ab {
66 __le16 rts_rrv_time;
67 __le16 rrv_time;
68} __packed;
69
70/* TX data header */
71struct vnt_tx_datahead_g {
72 struct vnt_phy_field b;
73 struct vnt_phy_field a;
74 __le16 duration_b;
75 __le16 duration_a;
76 __le16 time_stamp_off_b;
77 __le16 time_stamp_off_a;
78} __packed;
79
80struct vnt_tx_datahead_ab {
81 struct vnt_phy_field ab;
82 __le16 duration;
83 __le16 time_stamp_off;
84} __packed;
85
86/* RTS buffer header */
87struct vnt_rts_g {
88 struct vnt_phy_field b;
89 struct vnt_phy_field a;
90 __le16 duration_ba;
91 __le16 duration_aa;
92 __le16 duration_bb;
93 u16 wReserved;
94 struct ieee80211_rts data;
95 struct vnt_tx_datahead_g data_head;
96} __packed __aligned(2);
97
98struct vnt_rts_ab {
99 struct vnt_phy_field ab;
100 __le16 duration;
101 u16 wReserved;
102 struct ieee80211_rts data;
103 struct vnt_tx_datahead_ab data_head;
104} __packed __aligned(2);
105
106/* CTS buffer header */
107struct vnt_cts {
108 struct vnt_phy_field b;
109 __le16 duration_ba;
110 u16 wReserved;
111 struct ieee80211_cts data;
112 u16 reserved2;
113 struct vnt_tx_datahead_g data_head;
114} __packed __aligned(2);
115
116union vnt_tx_data_head {
117 /* rts g */
118 struct vnt_rts_g rts_g;
119 /* rts a/b */
120 struct vnt_rts_ab rts_ab;
121 /* cts g */
122 struct vnt_cts cts_g;
123 /* no rts/cts */
124 struct vnt_tx_datahead_ab data_head_ab;
125};
126
127struct vnt_tx_mic_hdr {
128 struct vnt_mic_hdr hdr;
129 union vnt_tx_data_head head;
130} __packed;
131
132union vnt_tx {
133 struct vnt_tx_mic_hdr mic;
134 union vnt_tx_data_head head;
135};
136
137union vnt_tx_head {
138 struct {
139 struct vnt_rrv_time_rts rts;
140 union vnt_tx tx;
141 } __packed tx_rts;
142 struct {
143 struct vnt_rrv_time_cts cts;
144 union vnt_tx tx;
145 } __packed tx_cts;
146 struct {
147 struct vnt_rrv_time_ab ab;
148 union vnt_tx tx;
149 } __packed tx_ab;
150};
151
152struct vnt_tx_fifo_head {
153 u8 tx_key[WLAN_KEY_LEN_CCMP];
154 __le16 fifo_ctl;
155 __le16 time_stamp;
156 __le16 frag_ctl;
157 __le16 current_rate;
158} __packed;
159
160struct vnt_tx_buffer {
161 struct vnt_tx_fifo_head fifo_head;
162 union vnt_tx_head tx_head;
163} __packed;
164
165struct vnt_tx_short_buf_head {
166 __le16 fifo_ctl;
167 u16 time_stamp;
168 struct vnt_phy_field ab;
169 __le16 duration;
170 __le16 time_stamp_off;
171} __packed;
172
173int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb);
174int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
175int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
176 struct ieee80211_bss_conf *conf);
177
178#endif /* __RXTX_H__ */