John W. Linville | 0aec00a | 2007-06-12 22:11:42 -0400 | [diff] [blame] | 1 | /* |
| 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 Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 15 | #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 | |
| 33 | struct rtl8187_rx_info { |
| 34 | struct urb *urb; |
| 35 | struct ieee80211_hw *dev; |
| 36 | }; |
| 37 | |
| 38 | struct rtl8187_rx_hdr { |
Johannes Berg | 4150c57 | 2007-09-17 01:29:23 -0400 | [diff] [blame] | 39 | __le32 flags; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 40 | u8 noise; |
| 41 | u8 signal; |
| 42 | u8 agc; |
| 43 | u8 reserved; |
| 44 | __le64 mac_time; |
| 45 | } __attribute__((packed)); |
| 46 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 47 | struct rtl8187b_rx_hdr { |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 48 | __le32 flags; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 49 | __le64 mac_time; |
Larry Finger | 0ccd58f | 2008-07-28 22:25:08 -0500 | [diff] [blame] | 50 | u8 sq; |
| 51 | u8 rssi; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 52 | u8 agc; |
Larry Finger | 0ccd58f | 2008-07-28 22:25:08 -0500 | [diff] [blame] | 53 | u8 flags2; |
| 54 | __le16 snr_long2end; |
| 55 | s8 pwdb_g12; |
| 56 | u8 fot; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 57 | } __attribute__((packed)); |
| 58 | |
| 59 | /* {rtl8187,rtl8187b}_tx_info is in skb */ |
| 60 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 61 | struct rtl8187_tx_hdr { |
| 62 | __le32 flags; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 63 | __le16 rts_duration; |
| 64 | __le16 len; |
| 65 | __le32 retry; |
| 66 | } __attribute__((packed)); |
| 67 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 68 | struct 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 | |
| 80 | enum { |
| 81 | DEVICE_RTL8187, |
| 82 | DEVICE_RTL8187B |
| 83 | }; |
| 84 | |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 85 | struct rtl8187_priv { |
| 86 | /* common between rtl818x drivers */ |
| 87 | struct rtl818x_csr *map; |
Michael Wu | f653211 | 2007-10-14 14:43:16 -0400 | [diff] [blame] | 88 | const struct rtl818x_rf_ops *rf; |
Johannes Berg | 32bfd35 | 2007-12-19 01:31:26 +0100 | [diff] [blame] | 89 | struct ieee80211_vif *vif; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 90 | int mode; |
Larry Finger | 7dcdd07 | 2008-07-31 19:30:48 -0500 | [diff] [blame] | 91 | /* The mutex protects the TX loopback state. |
| 92 | * Any attempt to set channels concurrently locks the device. |
| 93 | */ |
| 94 | struct mutex conf_mutex; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 95 | |
| 96 | /* rtl8187 specific */ |
| 97 | struct ieee80211_channel channels[14]; |
| 98 | struct ieee80211_rate rates[12]; |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 99 | struct ieee80211_supported_band band; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 100 | struct usb_device *udev; |
Johannes Berg | 4150c57 | 2007-09-17 01:29:23 -0400 | [diff] [blame] | 101 | u32 rx_conf; |
Larry Finger | c1db52b | 2008-12-09 23:34:27 -0600 | [diff] [blame] | 102 | struct usb_anchor anchored; |
Larry Finger | 2f47690 | 2009-01-23 11:40:22 -0600 | [diff] [blame] | 103 | struct delayed_work work; |
| 104 | struct ieee80211_hw *dev; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 105 | u16 txpwr_base; |
| 106 | u8 asic_rev; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 107 | u8 is_rtl8187b; |
| 108 | enum { |
| 109 | RTL8187BvB, |
| 110 | RTL8187BvD, |
| 111 | RTL8187BvE |
| 112 | } hw_rev; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 113 | struct sk_buff_head rx_queue; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 114 | u8 signal; |
| 115 | u8 quality; |
| 116 | u8 noise; |
Herton Ronaldo Krzesinski | b4572a9 | 2008-11-13 10:39:15 -0500 | [diff] [blame] | 117 | u8 slot_time; |
| 118 | u8 aifsn[4]; |
Herton Ronaldo Krzesinski | 3517afd | 2008-11-13 10:39:16 -0500 | [diff] [blame] | 119 | struct { |
| 120 | __le64 buf; |
Herton Ronaldo Krzesinski | 3517afd | 2008-11-13 10:39:16 -0500 | [diff] [blame] | 121 | struct sk_buff_head queue; |
Larry Finger | 2f47690 | 2009-01-23 11:40:22 -0600 | [diff] [blame] | 122 | } b_tx_status; /* This queue is used by both -b and non-b devices */ |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 123 | struct mutex io_mutex; |
| 124 | union { |
| 125 | u8 bits8; |
| 126 | __le16 bits16; |
| 127 | __le32 bits32; |
| 128 | } *io_dmabuf; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 129 | }; |
| 130 | |
| 131 | void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data); |
| 132 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 133 | static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv, |
| 134 | u8 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 135 | { |
| 136 | u8 val; |
| 137 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 138 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 139 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 140 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 141 | (unsigned long)addr, idx & 0x03, |
| 142 | &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); |
| 143 | |
| 144 | val = priv->io_dmabuf->bits8; |
| 145 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 146 | |
| 147 | return val; |
| 148 | } |
| 149 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 150 | static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr) |
| 151 | { |
| 152 | return rtl818x_ioread8_idx(priv, addr, 0); |
| 153 | } |
| 154 | |
| 155 | static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv, |
| 156 | __le16 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 157 | { |
| 158 | __le16 val; |
| 159 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 160 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 161 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 162 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 163 | (unsigned long)addr, idx & 0x03, |
| 164 | &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); |
| 165 | |
| 166 | val = priv->io_dmabuf->bits16; |
| 167 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 168 | |
| 169 | return le16_to_cpu(val); |
| 170 | } |
| 171 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 172 | static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr) |
| 173 | { |
| 174 | return rtl818x_ioread16_idx(priv, addr, 0); |
| 175 | } |
| 176 | |
| 177 | static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv, |
| 178 | __le32 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 179 | { |
| 180 | __le32 val; |
| 181 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 182 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 183 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 184 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 185 | (unsigned long)addr, idx & 0x03, |
| 186 | &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); |
| 187 | |
| 188 | val = priv->io_dmabuf->bits32; |
| 189 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 190 | |
| 191 | return le32_to_cpu(val); |
| 192 | } |
| 193 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 194 | static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr) |
| 195 | { |
| 196 | return rtl818x_ioread32_idx(priv, addr, 0); |
| 197 | } |
| 198 | |
| 199 | static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv, |
| 200 | u8 *addr, u8 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 201 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 202 | mutex_lock(&priv->io_mutex); |
| 203 | |
| 204 | priv->io_dmabuf->bits8 = val; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 205 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 206 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 207 | (unsigned long)addr, idx & 0x03, |
| 208 | &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); |
| 209 | |
| 210 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 211 | } |
| 212 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 213 | static inline void rtl818x_iowrite8(struct rtl8187_priv *priv, u8 *addr, u8 val) |
| 214 | { |
| 215 | rtl818x_iowrite8_idx(priv, addr, val, 0); |
| 216 | } |
| 217 | |
| 218 | static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv, |
| 219 | __le16 *addr, u16 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 220 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 221 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 222 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 223 | priv->io_dmabuf->bits16 = cpu_to_le16(val); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 224 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 225 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 226 | (unsigned long)addr, idx & 0x03, |
| 227 | &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); |
| 228 | |
| 229 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 230 | } |
| 231 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 232 | static inline void rtl818x_iowrite16(struct rtl8187_priv *priv, __le16 *addr, |
| 233 | u16 val) |
| 234 | { |
| 235 | rtl818x_iowrite16_idx(priv, addr, val, 0); |
| 236 | } |
| 237 | |
| 238 | static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv, |
| 239 | __le32 *addr, u32 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 240 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 241 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 242 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 243 | priv->io_dmabuf->bits32 = cpu_to_le32(val); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 244 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 245 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame^] | 246 | (unsigned long)addr, idx & 0x03, |
| 247 | &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); |
| 248 | |
| 249 | mutex_unlock(&priv->io_mutex); |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | static inline void rtl818x_iowrite32(struct rtl8187_priv *priv, __le32 *addr, |
| 253 | u32 val) |
| 254 | { |
| 255 | rtl818x_iowrite32_idx(priv, addr, val, 0); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | #endif /* RTL8187_H */ |