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> |
Andrea Merello | 93ba2a8 | 2013-08-26 13:53:30 +0200 | [diff] [blame] | 5 | * Copyright 2007 Andrea Merello <andrea.merello@gmail.com> |
John W. Linville | 0aec00a | 2007-06-12 22:11:42 -0400 | [diff] [blame] | 6 | * |
| 7 | * Based on the r8187 driver, which is: |
Andrea Merello | 93ba2a8 | 2013-08-26 13:53:30 +0200 | [diff] [blame] | 8 | * Copyright 2005 Andrea Merello <andrea.merello@gmail.com>, et al. |
John W. Linville | 0aec00a | 2007-06-12 22:11:42 -0400 | [diff] [blame] | 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 | |
Stanislaw Gruszka | b6213e4 | 2014-02-10 22:38:28 +0100 | [diff] [blame] | 18 | #include <linux/cache.h> |
| 19 | |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 20 | #include "rtl818x.h" |
John W. Linville | 3cfeb0c | 2010-12-20 15:16:53 -0500 | [diff] [blame] | 21 | #include "leds.h" |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 22 | |
| 23 | #define RTL8187_EEPROM_TXPWR_BASE 0x05 |
| 24 | #define RTL8187_EEPROM_MAC_ADDR 0x07 |
| 25 | #define RTL8187_EEPROM_TXPWR_CHAN_1 0x16 /* 3 channels */ |
| 26 | #define RTL8187_EEPROM_TXPWR_CHAN_6 0x1B /* 2 channels */ |
| 27 | #define RTL8187_EEPROM_TXPWR_CHAN_4 0x3D /* 2 channels */ |
Larry Finger | 70d5713 | 2009-12-05 19:25:22 -0600 | [diff] [blame] | 28 | #define RTL8187_EEPROM_SELECT_GPIO 0x3B |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 29 | |
| 30 | #define RTL8187_REQT_READ 0xC0 |
| 31 | #define RTL8187_REQT_WRITE 0x40 |
| 32 | #define RTL8187_REQ_GET_REG 0x05 |
| 33 | #define RTL8187_REQ_SET_REG 0x05 |
| 34 | |
| 35 | #define RTL8187_MAX_RX 0x9C4 |
| 36 | |
Larry Finger | 70d5713 | 2009-12-05 19:25:22 -0600 | [diff] [blame] | 37 | #define RFKILL_MASK_8187_89_97 0x2 |
| 38 | #define RFKILL_MASK_8198 0x4 |
| 39 | |
Larry Finger | 6410db5 | 2011-02-28 23:36:09 -0600 | [diff] [blame] | 40 | #define RETRY_COUNT 7 |
| 41 | |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 42 | struct rtl8187_rx_info { |
| 43 | struct urb *urb; |
| 44 | struct ieee80211_hw *dev; |
| 45 | }; |
| 46 | |
| 47 | struct rtl8187_rx_hdr { |
Johannes Berg | 4150c57 | 2007-09-17 01:29:23 -0400 | [diff] [blame] | 48 | __le32 flags; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 49 | u8 noise; |
| 50 | u8 signal; |
| 51 | u8 agc; |
| 52 | u8 reserved; |
| 53 | __le64 mac_time; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 54 | } __packed; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 55 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 56 | struct rtl8187b_rx_hdr { |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 57 | __le32 flags; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 58 | __le64 mac_time; |
Larry Finger | 0ccd58f | 2008-07-28 22:25:08 -0500 | [diff] [blame] | 59 | u8 sq; |
| 60 | u8 rssi; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 61 | u8 agc; |
Larry Finger | 0ccd58f | 2008-07-28 22:25:08 -0500 | [diff] [blame] | 62 | u8 flags2; |
| 63 | __le16 snr_long2end; |
| 64 | s8 pwdb_g12; |
| 65 | u8 fot; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 66 | } __packed; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 67 | |
| 68 | /* {rtl8187,rtl8187b}_tx_info is in skb */ |
| 69 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 70 | struct rtl8187_tx_hdr { |
| 71 | __le32 flags; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 72 | __le16 rts_duration; |
| 73 | __le16 len; |
| 74 | __le32 retry; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 75 | } __packed; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 76 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 77 | struct rtl8187b_tx_hdr { |
| 78 | __le32 flags; |
| 79 | __le16 rts_duration; |
| 80 | __le16 len; |
| 81 | __le32 unused_1; |
| 82 | __le16 unused_2; |
| 83 | __le16 tx_duration; |
| 84 | __le32 unused_3; |
| 85 | __le32 retry; |
| 86 | __le32 unused_4[2]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 87 | } __packed; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 88 | |
| 89 | enum { |
| 90 | DEVICE_RTL8187, |
| 91 | DEVICE_RTL8187B |
| 92 | }; |
| 93 | |
Attila Fazekas | 41b58f1 | 2012-02-23 19:50:35 +0100 | [diff] [blame] | 94 | struct rtl8187_vif { |
| 95 | struct ieee80211_hw *dev; |
| 96 | |
| 97 | /* beaconing */ |
| 98 | struct delayed_work beacon_work; |
| 99 | bool enable_beacon; |
| 100 | }; |
| 101 | |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 102 | struct rtl8187_priv { |
| 103 | /* common between rtl818x drivers */ |
| 104 | struct rtl818x_csr *map; |
Michael Wu | f653211 | 2007-10-14 14:43:16 -0400 | [diff] [blame] | 105 | const struct rtl818x_rf_ops *rf; |
Johannes Berg | 32bfd35 | 2007-12-19 01:31:26 +0100 | [diff] [blame] | 106 | struct ieee80211_vif *vif; |
John W. Linville | d30506e | 2009-12-22 18:13:05 -0500 | [diff] [blame] | 107 | |
Larry Finger | 7dcdd07 | 2008-07-31 19:30:48 -0500 | [diff] [blame] | 108 | /* The mutex protects the TX loopback state. |
| 109 | * Any attempt to set channels concurrently locks the device. |
| 110 | */ |
| 111 | struct mutex conf_mutex; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 112 | |
| 113 | /* rtl8187 specific */ |
| 114 | struct ieee80211_channel channels[14]; |
| 115 | struct ieee80211_rate rates[12]; |
Johannes Berg | 8318d78 | 2008-01-24 19:38:38 +0100 | [diff] [blame] | 116 | struct ieee80211_supported_band band; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 117 | struct usb_device *udev; |
Johannes Berg | 4150c57 | 2007-09-17 01:29:23 -0400 | [diff] [blame] | 118 | u32 rx_conf; |
Larry Finger | c1db52b | 2008-12-09 23:34:27 -0600 | [diff] [blame] | 119 | struct usb_anchor anchored; |
Larry Finger | 2f47690 | 2009-01-23 11:40:22 -0600 | [diff] [blame] | 120 | struct delayed_work work; |
| 121 | struct ieee80211_hw *dev; |
Larry Finger | a027087 | 2009-04-16 19:56:38 -0500 | [diff] [blame] | 122 | #ifdef CONFIG_RTL8187_LEDS |
Herton Ronaldo Krzesinski | 49d7590 | 2009-12-09 14:56:13 -0200 | [diff] [blame] | 123 | struct rtl8187_led led_radio; |
Larry Finger | a027087 | 2009-04-16 19:56:38 -0500 | [diff] [blame] | 124 | struct rtl8187_led led_tx; |
| 125 | struct rtl8187_led led_rx; |
| 126 | struct delayed_work led_on; |
| 127 | struct delayed_work led_off; |
| 128 | #endif |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 129 | u16 txpwr_base; |
| 130 | u8 asic_rev; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 131 | u8 is_rtl8187b; |
| 132 | enum { |
| 133 | RTL8187BvB, |
| 134 | RTL8187BvD, |
| 135 | RTL8187BvE |
| 136 | } hw_rev; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 137 | struct sk_buff_head rx_queue; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 138 | u8 signal; |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 139 | u8 noise; |
Herton Ronaldo Krzesinski | b4572a9 | 2008-11-13 10:39:15 -0500 | [diff] [blame] | 140 | u8 slot_time; |
| 141 | u8 aifsn[4]; |
Larry Finger | 70d5713 | 2009-12-05 19:25:22 -0600 | [diff] [blame] | 142 | u8 rfkill_mask; |
Herton Ronaldo Krzesinski | 3517afd | 2008-11-13 10:39:16 -0500 | [diff] [blame] | 143 | struct { |
Stanislaw Gruszka | b6213e4 | 2014-02-10 22:38:28 +0100 | [diff] [blame] | 144 | union { |
| 145 | __le64 buf; |
| 146 | u8 dummy1[L1_CACHE_BYTES]; |
| 147 | } ____cacheline_aligned; |
Herton Ronaldo Krzesinski | 3517afd | 2008-11-13 10:39:16 -0500 | [diff] [blame] | 148 | struct sk_buff_head queue; |
Larry Finger | 2f47690 | 2009-01-23 11:40:22 -0600 | [diff] [blame] | 149 | } 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] | 150 | struct mutex io_mutex; |
| 151 | union { |
| 152 | u8 bits8; |
| 153 | __le16 bits16; |
| 154 | __le32 bits32; |
Stanislaw Gruszka | b6213e4 | 2014-02-10 22:38:28 +0100 | [diff] [blame] | 155 | u8 dummy2[L1_CACHE_BYTES]; |
| 156 | } *io_dmabuf ____cacheline_aligned; |
Herton Ronaldo Krzesinski | ca9152e | 2009-08-26 13:54:09 -0300 | [diff] [blame] | 157 | bool rfkill_off; |
Attila Fazekas | 41b58f1 | 2012-02-23 19:50:35 +0100 | [diff] [blame] | 158 | u16 seqno; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 159 | }; |
| 160 | |
| 161 | void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data); |
| 162 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 163 | static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv, |
| 164 | u8 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 165 | { |
| 166 | u8 val; |
| 167 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 168 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 169 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 170 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 171 | (unsigned long)addr, idx & 0x03, |
| 172 | &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); |
| 173 | |
| 174 | val = priv->io_dmabuf->bits8; |
| 175 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 176 | |
| 177 | return val; |
| 178 | } |
| 179 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 180 | static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr) |
| 181 | { |
| 182 | return rtl818x_ioread8_idx(priv, addr, 0); |
| 183 | } |
| 184 | |
| 185 | static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv, |
| 186 | __le16 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 187 | { |
| 188 | __le16 val; |
| 189 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 190 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 191 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 192 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 193 | (unsigned long)addr, idx & 0x03, |
| 194 | &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); |
| 195 | |
| 196 | val = priv->io_dmabuf->bits16; |
| 197 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 198 | |
| 199 | return le16_to_cpu(val); |
| 200 | } |
| 201 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 202 | static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr) |
| 203 | { |
| 204 | return rtl818x_ioread16_idx(priv, addr, 0); |
| 205 | } |
| 206 | |
| 207 | static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv, |
| 208 | __le32 *addr, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 209 | { |
| 210 | __le32 val; |
| 211 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 212 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 213 | usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), |
| 214 | RTL8187_REQ_GET_REG, RTL8187_REQT_READ, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 215 | (unsigned long)addr, idx & 0x03, |
| 216 | &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); |
| 217 | |
| 218 | val = priv->io_dmabuf->bits32; |
| 219 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 220 | |
| 221 | return le32_to_cpu(val); |
| 222 | } |
| 223 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 224 | static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr) |
| 225 | { |
| 226 | return rtl818x_ioread32_idx(priv, addr, 0); |
| 227 | } |
| 228 | |
| 229 | static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv, |
| 230 | u8 *addr, u8 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 231 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 232 | mutex_lock(&priv->io_mutex); |
| 233 | |
| 234 | priv->io_dmabuf->bits8 = val; |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 235 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 236 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 237 | (unsigned long)addr, idx & 0x03, |
| 238 | &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); |
| 239 | |
| 240 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 241 | } |
| 242 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 243 | static inline void rtl818x_iowrite8(struct rtl8187_priv *priv, u8 *addr, u8 val) |
| 244 | { |
| 245 | rtl818x_iowrite8_idx(priv, addr, val, 0); |
| 246 | } |
| 247 | |
| 248 | static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv, |
| 249 | __le16 *addr, u16 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 250 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 251 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 252 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 253 | priv->io_dmabuf->bits16 = cpu_to_le16(val); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 254 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 255 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 256 | (unsigned long)addr, idx & 0x03, |
| 257 | &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); |
| 258 | |
| 259 | mutex_unlock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 260 | } |
| 261 | |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 262 | static inline void rtl818x_iowrite16(struct rtl8187_priv *priv, __le16 *addr, |
| 263 | u16 val) |
| 264 | { |
| 265 | rtl818x_iowrite16_idx(priv, addr, val, 0); |
| 266 | } |
| 267 | |
| 268 | static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv, |
| 269 | __le32 *addr, u32 val, u8 idx) |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 270 | { |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 271 | mutex_lock(&priv->io_mutex); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 272 | |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 273 | priv->io_dmabuf->bits32 = cpu_to_le32(val); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 274 | usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), |
| 275 | RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, |
John W. Linville | 9be6f0d | 2009-05-06 13:57:27 -0400 | [diff] [blame] | 276 | (unsigned long)addr, idx & 0x03, |
| 277 | &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); |
| 278 | |
| 279 | mutex_unlock(&priv->io_mutex); |
Hin-Tak Leung | c44ac0b | 2008-07-08 12:27:54 +0100 | [diff] [blame] | 280 | } |
| 281 | |
| 282 | static inline void rtl818x_iowrite32(struct rtl8187_priv *priv, __le32 *addr, |
| 283 | u32 val) |
| 284 | { |
| 285 | rtl818x_iowrite32_idx(priv, addr, val, 0); |
Michael Wu | 605bebe | 2007-05-14 01:41:02 -0400 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | #endif /* RTL8187_H */ |