SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/net/wireless/rtl818x/rtl8187.h

   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
  15 #ifndef RTL8187_H
  16 #define RTL8187_H
  17
  18 #include "rtl818x.h"
  19 #include "rtl8187_leds.h"
  20
  21 #define RTL8187_EEPROM_TXPWR_BASE       0x05
  22 #define RTL8187_EEPROM_MAC_ADDR         0x07
  23 #define RTL8187_EEPROM_TXPWR_CHAN_1     0x16    /* 3 channels */
  24 #define RTL8187_EEPROM_TXPWR_CHAN_6     0x1B    /* 2 channels */
  25 #define RTL8187_EEPROM_TXPWR_CHAN_4     0x3D    /* 2 channels */
  26
  27 #define RTL8187_REQT_READ       0xC0
  28 #define RTL8187_REQT_WRITE      0x40
  29 #define RTL8187_REQ_GET_REG     0x05
  30 #define RTL8187_REQ_SET_REG     0x05
  31
  32 #define RTL8187_MAX_RX          0x9C4
  33
  34 struct rtl8187_rx_info {
  35         struct urb *urb;
  36         struct ieee80211_hw *dev;
  37 };
  38
  39 struct rtl8187_rx_hdr {
  40         __le32 flags;
  41         u8 noise;
  42         u8 signal;
  43         u8 agc;
  44         u8 reserved;
  45         __le64 mac_time;
  46 } __attribute__((packed));
  47
  48 struct rtl8187b_rx_hdr {
  49         __le32 flags;
  50         __le64 mac_time;
  51         u8 sq;
  52         u8 rssi;
  53         u8 agc;
  54         u8 flags2;
  55         __le16 snr_long2end;
  56         s8 pwdb_g12;
  57         u8 fot;
  58 } __attribute__((packed));
  59
  60 /* {rtl8187,rtl8187b}_tx_info is in skb */
  61
  62 struct rtl8187_tx_hdr {
  63         __le32 flags;
  64         __le16 rts_duration;
  65         __le16 len;
  66         __le32 retry;
  67 } __attribute__((packed));
  68
  69 struct rtl8187b_tx_hdr {
  70         __le32 flags;
  71         __le16 rts_duration;
  72         __le16 len;
  73         __le32 unused_1;
  74         __le16 unused_2;
  75         __le16 tx_duration;
  76         __le32 unused_3;
  77         __le32 retry;
  78         __le32 unused_4[2];
  79 } __attribute__((packed));
  80
  81 enum {
  82         DEVICE_RTL8187,
  83         DEVICE_RTL8187B
  84 };
  85
  86 struct rtl8187_priv {
  87         /* common between rtl818x drivers */
  88         struct rtl818x_csr *map;
  89         const struct rtl818x_rf_ops *rf;
  90         struct ieee80211_vif *vif;
  91         int mode;
  92         /* The mutex protects the TX loopback state.
  93          * Any attempt to set channels concurrently locks the device.
  94          */
  95         struct mutex conf_mutex;
  96
  97         /* rtl8187 specific */
  98         struct ieee80211_channel channels[14];
  99         struct ieee80211_rate rates[12];
 100         struct ieee80211_supported_band band;
 101         struct usb_device *udev;
 102         u32 rx_conf;
 103         struct usb_anchor anchored;
 104         struct delayed_work work;
 105         struct ieee80211_hw *dev;
 106 #ifdef CONFIG_RTL8187_LEDS
 107         struct rtl8187_led led_tx;
 108         struct rtl8187_led led_rx;
 109         struct delayed_work led_on;
 110         struct delayed_work led_off;
 111 #endif
 112         u16 txpwr_base;
 113         u8 asic_rev;
 114         u8 is_rtl8187b;
 115         enum {
 116                 RTL8187BvB,
 117                 RTL8187BvD,
 118                 RTL8187BvE
 119         } hw_rev;
 120         struct sk_buff_head rx_queue;
 121         u8 signal;
 122         u8 quality;
 123         u8 noise;
 124         u8 slot_time;
 125         u8 aifsn[4];
 126         struct {
 127                 __le64 buf;
 128                 struct sk_buff_head queue;
 129         } b_tx_status; /* This queue is used by both -b and non-b devices */
 130 };
 131
 132 void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
 133
 134 static inline u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv,
 135                                      u8 *addr, u8 idx)
 136 {
 137         u8 val;
 138
 139         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 140                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 141                         (unsigned long)addr, idx & 0x03, &val,
 142                         sizeof(val), HZ / 2);
 143
 144         return val;
 145 }
 146
 147 static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)
 148 {
 149         return rtl818x_ioread8_idx(priv, addr, 0);
 150 }
 151
 152 static inline u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv,
 153                                        __le16 *addr, u8 idx)
 154 {
 155         __le16 val;
 156
 157         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 158                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 159                         (unsigned long)addr, idx & 0x03, &val,
 160                         sizeof(val), HZ / 2);
 161
 162         return le16_to_cpu(val);
 163 }
 164
 165 static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)
 166 {
 167         return rtl818x_ioread16_idx(priv, addr, 0);
 168 }
 169
 170 static inline u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv,
 171                                        __le32 *addr, u8 idx)
 172 {
 173         __le32 val;
 174
 175         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 176                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 177                         (unsigned long)addr, idx & 0x03, &val,
 178                         sizeof(val), HZ / 2);
 179
 180         return le32_to_cpu(val);
 181 }
 182
 183 static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)
 184 {
 185         return rtl818x_ioread32_idx(priv, addr, 0);
 186 }
 187
 188 static inline void rtl818x_iowrite8_idx(struct rtl8187_priv *priv,
 189                                         u8 *addr, u8 val, u8 idx)
 190 {
 191         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 192                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 193                         (unsigned long)addr, idx & 0x03, &val,
 194                         sizeof(val), HZ / 2);
 195 }
 196
 197 static inline void rtl818x_iowrite8(struct rtl8187_priv *priv, u8 *addr, u8 val)
 198 {
 199         rtl818x_iowrite8_idx(priv, addr, val, 0);
 200 }
 201
 202 static inline void rtl818x_iowrite16_idx(struct rtl8187_priv *priv,
 203                                          __le16 *addr, u16 val, u8 idx)
 204 {
 205         __le16 buf = cpu_to_le16(val);
 206
 207         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 208                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 209                         (unsigned long)addr, idx & 0x03, &buf, sizeof(buf),
 210                         HZ / 2);
 211 }
 212
 213 static inline void rtl818x_iowrite16(struct rtl8187_priv *priv, __le16 *addr,
 214                                      u16 val)
 215 {
 216         rtl818x_iowrite16_idx(priv, addr, val, 0);
 217 }
 218
 219 static inline void rtl818x_iowrite32_idx(struct rtl8187_priv *priv,
 220                                          __le32 *addr, u32 val, u8 idx)
 221 {
 222         __le32 buf = cpu_to_le32(val);
 223
 224         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 225                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 226                         (unsigned long)addr, idx & 0x03, &buf, sizeof(buf),
 227                         HZ / 2);
 228 }
 229
 230 static inline void rtl818x_iowrite32(struct rtl8187_priv *priv, __le32 *addr,
 231                                      u32 val)
 232 {
 233         rtl818x_iowrite32_idx(priv, addr, val, 0);
 234 }
 235
 236 #endif /* RTL8187_H */