drivers/net/wireless/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
  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 {
  39         __le32 flags;
  40         u8 noise;
  41         u8 signal;
  42         u8 agc;
  43         u8 reserved;
  44         __le64 mac_time;
  45 } __attribute__((packed));
  46
  47 struct rtl8187_tx_hdr {
  48         __le32 flags;
  49 #define RTL8187_TX_FLAG_NO_ENCRYPT      (1 << 15)
  50 #define RTL8187_TX_FLAG_MORE_FRAG       (1 << 17)
  51 #define RTL8187_TX_FLAG_CTS             (1 << 18)
  52 #define RTL8187_TX_FLAG_RTS             (1 << 23)
  53         __le16 rts_duration;
  54         __le16 len;
  55         __le32 retry;
  56 } __attribute__((packed));
  57
  58 struct rtl8187_priv {
  59         /* common between rtl818x drivers */
  60         struct rtl818x_csr *map;
  61         const struct rtl818x_rf_ops *rf;
  62         struct ieee80211_vif *vif;
  63         int mode;
  64
  65         /* rtl8187 specific */
  66         struct ieee80211_channel channels[14];
  67         struct ieee80211_rate rates[12];
  68         struct ieee80211_supported_band band;
  69         struct usb_device *udev;
  70         u32 rx_conf;
  71         u16 txpwr_base;
  72         u8 asic_rev;
  73         struct sk_buff_head rx_queue;
  74 };
  75
  76 void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
  77
  78 static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)
  79 {
  80         u8 val;
  81
  82         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
  83                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
  84                         (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
  85
  86         return val;
  87 }
  88
  89 static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)
  90 {
  91         __le16 val;
  92
  93         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
  94                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
  95                         (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
  96
  97         return le16_to_cpu(val);
  98 }
  99
 100 static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)
 101 {
 102         __le32 val;
 103
 104         usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 105                         RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 106                         (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
 107
 108         return le32_to_cpu(val);
 109 }
 110
 111 static inline void rtl818x_iowrite8(struct rtl8187_priv *priv,
 112                                     u8 *addr, u8 val)
 113 {
 114         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 115                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 116                         (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
 117 }
 118
 119 static inline void rtl818x_iowrite16(struct rtl8187_priv *priv,
 120                                      __le16 *addr, u16 val)
 121 {
 122         __le16 buf = cpu_to_le16(val);
 123
 124         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 125                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 126                         (unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);
 127 }
 128
 129 static inline void rtl818x_iowrite32(struct rtl8187_priv *priv,
 130                                      __le32 *addr, u32 val)
 131 {
 132         __le32 buf = cpu_to_le32(val);
 133
 134         usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 135                         RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 136                         (unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);
 137 }
 138
 139 #endif /* RTL8187_H */