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/*--------------------- Export Definitions -------------------------*/
23
24/*--------------------- Export Variables --------------------------*/
25
26/*--------------------- Export Functions --------------------------*/
27
28/* MIC HDR data header */
29struct vnt_mic_hdr {
30 u8 id;
31 u8 tx_priority;
32 u8 mic_addr2[ETH_ALEN];
33 u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
34 __be16 payload_len;
35 __be16 hlen;
36 __le16 frame_control;
37 u8 addr1[ETH_ALEN];
38 u8 addr2[ETH_ALEN];
39 u8 addr3[ETH_ALEN];
40 __le16 seq_ctrl;
41 u8 addr4[ETH_ALEN];
42 u16 packing; /* packing to 48 bytes */
43} __packed;
44
45/* RsvTime buffer header */
46struct vnt_rrv_time_rts {
47 __le16 rts_rrv_time_ba;
48 __le16 rts_rrv_time_aa;
49 __le16 rts_rrv_time_bb;
50 u16 reserved;
51 __le16 rrv_time_b;
52 __le16 rrv_time_a;
53} __packed;
54
55struct vnt_rrv_time_cts {
56 __le16 cts_rrv_time_ba;
57 u16 reserved;
58 __le16 rrv_time_b;
59 __le16 rrv_time_a;
60} __packed;
61
62struct vnt_rrv_time_ab {
63 __le16 rts_rrv_time;
64 __le16 rrv_time;
65} __packed;
66
67/* TX data header */
68struct vnt_tx_datahead_g {
69 struct vnt_phy_field b;
70 struct vnt_phy_field a;
71 __le16 duration_b;
72 __le16 duration_a;
73 __le16 time_stamp_off_b;
74 __le16 time_stamp_off_a;
75} __packed;
76
77struct vnt_tx_datahead_g_fb {
78 struct vnt_phy_field b;
79 struct vnt_phy_field a;
80 __le16 duration_b;
81 __le16 duration_a;
82 __le16 duration_a_f0;
83 __le16 duration_a_f1;
84 __le16 time_stamp_off_b;
85 __le16 time_stamp_off_a;
86} __packed;
87
88struct vnt_tx_datahead_ab {
89 struct vnt_phy_field ab;
90 __le16 duration;
91 __le16 time_stamp_off;
92} __packed;
93
94struct vnt_tx_datahead_a_fb {
95 struct vnt_phy_field a;
96 __le16 duration;
97 __le16 time_stamp_off;
98 __le16 duration_f0;
99 __le16 duration_f1;
100} __packed;
101
102/* RTS buffer header */
103struct vnt_rts_g {
104 struct vnt_phy_field b;
105 struct vnt_phy_field a;
106 __le16 duration_ba;
107 __le16 duration_aa;
108 __le16 duration_bb;
109 u16 reserved;
110 struct ieee80211_rts data;
111} __packed __aligned(2);
112
113struct vnt_rts_g_fb {
114 struct vnt_phy_field b;
115 struct vnt_phy_field a;
116 __le16 duration_ba;
117 __le16 duration_aa;
118 __le16 duration_bb;
119 u16 wReserved;
120 __le16 rts_duration_ba_f0;
121 __le16 rts_duration_aa_f0;
122 __le16 rts_duration_ba_f1;
123 __le16 rts_duration_aa_f1;
124 struct ieee80211_rts data;
125} __packed __aligned(2);
126
127struct vnt_rts_ab {
128 struct vnt_phy_field ab;
129 __le16 duration;
130 u16 reserved;
131 struct ieee80211_rts data;
132} __packed __aligned(2);
133
134struct vnt_rts_a_fb {
135 struct vnt_phy_field a;
136 __le16 duration;
137 u16 reserved;
138 __le16 rts_duration_f0;
139 __le16 rts_duration_f1;
140 struct ieee80211_rts data;
141} __packed __aligned(2);
142
143/* CTS buffer header */
144struct vnt_cts {
145 struct vnt_phy_field b;
146 __le16 duration_ba;
147 u16 reserved;
148 struct ieee80211_cts data;
149 u16 reserved2;
150} __packed __aligned(2);
151
152struct vnt_cts_fb {
153 struct vnt_phy_field b;
154 __le16 duration_ba;
155 u16 reserved;
156 __le16 cts_duration_ba_f0;
157 __le16 cts_duration_ba_f1;
158 struct ieee80211_cts data;
159 u16 reserved2;
160} __packed __aligned(2);
161
162struct vnt_tx_fifo_head {
163 u8 tx_key[WLAN_KEY_LEN_CCMP];
164 __le16 fifo_ctl;
165 __le16 time_stamp;
166 __le16 frag_ctl;
167 __le16 current_rate;
168} __packed;
169
170struct vnt_tx_short_buf_head {
171 __le16 fifo_ctl;
172 u16 time_stamp;
173 struct vnt_phy_field ab;
174 __le16 duration;
175 __le16 time_stamp_off;
176} __packed;
177
178int vnt_generate_fifo_header(struct vnt_private *priv, u32 dma_idx,
179 struct vnt_tx_desc *head_td, struct sk_buff *skb);
180int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
181int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
182 struct ieee80211_bss_conf *conf);
183
184#endif /* __RXTX_H__ */
185

source code of linux/drivers/staging/vt6655/rxtx.h