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John W. Linville0aec00a2007-06-12 22:11:42 -04001/*
2 * Definitions for RTL8187 hardware
3 *
4 * Copyright 2007 Michael Wu <flamingice@sourmilk.net>
5 * Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
6 *
7 * Based on the r8187 driver, which is:
8 * Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
Michael Wu605bebe2007-05-14 01:41:02 -040015#ifndef RTL8187_H
16#define RTL8187_H
17
18#include "rtl818x.h"
19
20#define RTL8187_EEPROM_TXPWR_BASE 0x05
21#define RTL8187_EEPROM_MAC_ADDR 0x07
22#define RTL8187_EEPROM_TXPWR_CHAN_1 0x16 /* 3 channels */
23#define RTL8187_EEPROM_TXPWR_CHAN_6 0x1B /* 2 channels */
24#define RTL8187_EEPROM_TXPWR_CHAN_4 0x3D /* 2 channels */
25
26#define RTL8187_REQT_READ 0xC0
27#define RTL8187_REQT_WRITE 0x40
28#define RTL8187_REQ_GET_REG 0x05
29#define RTL8187_REQ_SET_REG 0x05
30
31#define RTL8187_MAX_RX 0x9C4
32
33struct rtl8187_rx_info {
34 struct urb *urb;
35 struct ieee80211_hw *dev;
36};
37
38struct rtl8187_rx_hdr {
Johannes Berg4150c572007-09-17 01:29:23 -040039 __le32 flags;
Michael Wu605bebe2007-05-14 01:41:02 -040040 u8 noise;
41 u8 signal;
42 u8 agc;
43 u8 reserved;
44 __le64 mac_time;
45} __attribute__((packed));
46
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010047struct rtl8187b_rx_hdr {
Michael Wu605bebe2007-05-14 01:41:02 -040048 __le32 flags;
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010049 __le64 mac_time;
Larry Finger0ccd58f2008-07-28 22:25:08 -050050 u8 sq;
51 u8 rssi;
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010052 u8 agc;
Larry Finger0ccd58f2008-07-28 22:25:08 -050053 u8 flags2;
54 __le16 snr_long2end;
55 s8 pwdb_g12;
56 u8 fot;
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010057} __attribute__((packed));
58
59/* {rtl8187,rtl8187b}_tx_info is in skb */
60
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010061struct rtl8187_tx_hdr {
62 __le32 flags;
Michael Wu605bebe2007-05-14 01:41:02 -040063 __le16 rts_duration;
64 __le16 len;
65 __le32 retry;
66} __attribute__((packed));
67
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +010068struct rtl8187b_tx_hdr {
69 __le32 flags;
70 __le16 rts_duration;
71 __le16 len;
72 __le32 unused_1;
73 __le16 unused_2;
74 __le16 tx_duration;
75 __le32 unused_3;
76 __le32 retry;
77 __le32 unused_4[2];
78} __attribute__((packed));
79
80enum {
81 DEVICE_RTL8187,
82 DEVICE_RTL8187B
83};
84
Michael Wu605bebe2007-05-14 01:41:02 -040085struct rtl8187_priv {
86 /* common between rtl818x drivers */
87 struct rtl818x_csr *map;
Michael Wuf6532112007-10-14 14:43:16 -040088 const struct rtl818x_rf_ops *rf;
Johannes Berg32bfd352007-12-19 01:31:26 +010089 struct ieee80211_vif *vif;
Michael Wu605bebe2007-05-14 01:41:02 -040090 int mode;
Larry Finger7dcdd072008-07-31 19:30:48 -050091 /* The mutex protects the TX loopback state.
92 * Any attempt to set channels concurrently locks the device.
93 */
94 struct mutex conf_mutex;
Michael Wu605bebe2007-05-14 01:41:02 -040095
96 /* rtl8187 specific */
97 struct ieee80211_channel channels[14];
98 struct ieee80211_rate rates[12];
Johannes Berg8318d782008-01-24 19:38:38 +010099 struct ieee80211_supported_band band;
Michael Wu605bebe2007-05-14 01:41:02 -0400100 struct usb_device *udev;
Johannes Berg4150c572007-09-17 01:29:23 -0400101 u32 rx_conf;
Larry Fingerc1db52b2008-12-09 23:34:27 -0600102 struct usb_anchor anchored;
Michael Wu605bebe2007-05-14 01:41:02 -0400103 u16 txpwr_base;
104 u8 asic_rev;
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100105 u8 is_rtl8187b;
106 enum {
107 RTL8187BvB,
108 RTL8187BvD,
109 RTL8187BvE
110 } hw_rev;
Michael Wu605bebe2007-05-14 01:41:02 -0400111 struct sk_buff_head rx_queue;
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100112 u8 signal;
113 u8 quality;
114 u8 noise;
Herton Ronaldo Krzesinskib4572a92008-11-13 10:39:15 -0500115 u8 slot_time;
116 u8 aifsn[4];
Herton Ronaldo Krzesinski3517afd2008-11-13 10:39:16 -0500117 struct {
118 __le64 buf;
Herton Ronaldo Krzesinski3517afd2008-11-13 10:39:16 -0500119 struct sk_buff_head queue;
120 } b_tx_status;
Michael Wu605bebe2007-05-14 01:41:02 -0400121};
122
123void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
124
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100125static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv,
126 u8 *addr, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400127{
128 u8 val;
129
130 usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
131 RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100132 (unsigned long)addr, idx & 0x03, &val,
133 sizeof(val), HZ / 2);
Michael Wu605bebe2007-05-14 01:41:02 -0400134
135 return val;
136}
137
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100138static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)
139{
140 return rtl818x_ioread8_idx(priv, addr, 0);
141}
142
143static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv,
144 __le16 *addr, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400145{
146 __le16 val;
147
148 usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
149 RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100150 (unsigned long)addr, idx & 0x03, &val,
151 sizeof(val), HZ / 2);
Michael Wu605bebe2007-05-14 01:41:02 -0400152
153 return le16_to_cpu(val);
154}
155
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100156static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)
157{
158 return rtl818x_ioread16_idx(priv, addr, 0);
159}
160
161static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv,
162 __le32 *addr, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400163{
164 __le32 val;
165
166 usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
167 RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100168 (unsigned long)addr, idx & 0x03, &val,
169 sizeof(val), HZ / 2);
Michael Wu605bebe2007-05-14 01:41:02 -0400170
171 return le32_to_cpu(val);
172}
173
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100174static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)
175{
176 return rtl818x_ioread32_idx(priv, addr, 0);
177}
178
179static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv,
180 u8 *addr, u8 val, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400181{
182 usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
183 RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100184 (unsigned long)addr, idx & 0x03, &val,
185 sizeof(val), HZ / 2);
Michael Wu605bebe2007-05-14 01:41:02 -0400186}
187
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100188static inline void rtl818x_iowrite8(struct rtl8187_priv *priv, u8 *addr, u8 val)
189{
190 rtl818x_iowrite8_idx(priv, addr, val, 0);
191}
192
193static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv,
194 __le16 *addr, u16 val, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400195{
196 __le16 buf = cpu_to_le16(val);
197
198 usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
199 RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100200 (unsigned long)addr, idx & 0x03, &buf, sizeof(buf),
201 HZ / 2);
Michael Wu605bebe2007-05-14 01:41:02 -0400202}
203
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100204static inline void rtl818x_iowrite16(struct rtl8187_priv *priv, __le16 *addr,
205 u16 val)
206{
207 rtl818x_iowrite16_idx(priv, addr, val, 0);
208}
209
210static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv,
211 __le32 *addr, u32 val, u8 idx)
Michael Wu605bebe2007-05-14 01:41:02 -0400212{
213 __le32 buf = cpu_to_le32(val);
214
215 usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
216 RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
Hin-Tak Leungc44ac0b2008-07-08 12:27:54 +0100217 (unsigned long)addr, idx & 0x03, &buf, sizeof(buf),
218 HZ / 2);
219}
220
221static inline void rtl818x_iowrite32(struct rtl8187_priv *priv, __le32 *addr,
222 u32 val)
223{
224 rtl818x_iowrite32_idx(priv, addr, val, 0);
Michael Wu605bebe2007-05-14 01:41:02 -0400225}
226
227#endif /* RTL8187_H */