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: baseband.h
17 *
18 * Purpose: Implement functions to access baseband
19 *
20 * Author: Jerry Chen
21 *
22 * Date: Jun. 5, 2002
23 *
24 * Revision History:
25 * 06-10-2003 Bryan YC Fan: Re-write codes to support VT3253 spec.
26 * 08-26-2003 Kyle Hsu : Add defines of packet type and TX rate.
27 */
28
29#ifndef __BASEBAND_H__
30#define __BASEBAND_H__
31
32#include "device.h"
33
34#define PREAMBLE_LONG 0
35#define PREAMBLE_SHORT 1
36
37/*
38 * Registers in the BASEBAND
39 */
40#define BB_MAX_CONTEXT_SIZE 256
41
42#define C_SIFS_A 16 /* usec */
43#define C_SIFS_BG 10
44
45#define C_EIFS 80 /* usec */
46
47#define C_SLOT_SHORT 9 /* usec */
48#define C_SLOT_LONG 20
49
50#define C_CWMIN_A 15 /* slot time */
51#define C_CWMIN_B 31
52
53#define C_CWMAX 1023 /* slot time */
54
55/* 0:11A 1:11B 2:11G */
56#define BB_TYPE_11A 0
57#define BB_TYPE_11B 1
58#define BB_TYPE_11G 2
59
60/* 0:11a, 1:11b, 2:11gb (only CCK in BasicRate), 3:11ga (OFDM in BasicRate) */
61#define PK_TYPE_11A 0
62#define PK_TYPE_11B 1
63#define PK_TYPE_11GB 2
64#define PK_TYPE_11GA 3
65
66#define TOP_RATE_54M 0x80000000
67#define TOP_RATE_48M 0x40000000
68#define TOP_RATE_36M 0x20000000
69#define TOP_RATE_24M 0x10000000
70#define TOP_RATE_18M 0x08000000
71#define TOP_RATE_12M 0x04000000
72#define TOP_RATE_11M 0x02000000
73#define TOP_RATE_9M 0x01000000
74#define TOP_RATE_6M 0x00800000
75#define TOP_RATE_55M 0x00400000
76#define TOP_RATE_2M 0x00200000
77#define TOP_RATE_1M 0x00100000
78
79/* Length, Service, and Signal fields of Phy for Tx */
80struct vnt_phy_field {
81 u8 signal;
82 u8 service;
83 __le16 len;
84} __packed;
85
86unsigned int vnt_get_frame_time(u8 preamble_type, u8 pkt_type,
87 unsigned int frame_length, u16 tx_rate);
88
89void vnt_get_phy_field(struct vnt_private *priv, u32 frame_length,
90 u16 tx_rate, u8 pkt_type, struct vnt_phy_field *phy);
91
92void vnt_set_short_slot_time(struct vnt_private *priv);
93void vnt_set_vga_gain_offset(struct vnt_private *priv, u8 data);
94void vnt_set_antenna_mode(struct vnt_private *priv, u8 antenna_mode);
95int vnt_vt3184_init(struct vnt_private *priv);
96void vnt_set_deep_sleep(struct vnt_private *priv);
97void vnt_exit_deep_sleep(struct vnt_private *priv);
98void vnt_update_pre_ed_threshold(struct vnt_private *priv, int scanning);
99
100#endif /* __BASEBAND_H__ */