LXR linux/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
  33struct rtl8187_rx_info {
  34        struct urb *urb;
  35        struct ieee80211_hw *dev;
  36};
  37
  38struct 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
  47struct rtl8187_tx_info {
  48        struct ieee80211_tx_control *control;
  49        struct urb *urb;
  50        struct ieee80211_hw *dev;
  51};
  52
  53struct rtl8187_tx_hdr {
  54        __le32 flags;
  55#define RTL8187_TX_FLAG_NO_ENCRYPT      (1 << 15)
  56#define RTL8187_TX_FLAG_MORE_FRAG       (1 << 17)
  57#define RTL8187_TX_FLAG_CTS             (1 << 18)
  58#define RTL8187_TX_FLAG_RTS             (1 << 23)
  59        __le16 rts_duration;
  60        __le16 len;
  61        __le32 retry;
  62} __attribute__((packed));
  63
  64struct rtl8187_priv {
  65        /* common between rtl818x drivers */
  66        struct rtl818x_csr *map;
  67        void (*rf_init)(struct ieee80211_hw *);
  68        int mode;
  69        int if_id;
  70
  71        /* rtl8187 specific */
  72        struct ieee80211_channel channels[14];
  73        struct ieee80211_rate rates[12];
  74        struct ieee80211_hw_mode modes[2];
  75        struct usb_device *udev;
  76        u32 rx_conf;
  77        u16 txpwr_base;
  78        u8 asic_rev;
  79        struct sk_buff_head rx_queue;
  80};
  81
  82void rtl8187_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data);
  83
  84static inline u8 rtl818x_ioread8(struct rtl8187_priv *priv, u8 *addr)
  85{
  86        u8 val;
  87
  88        usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
  89                        RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
  90                        (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
  91
  92        return val;
  93}
  94
  95static inline u16 rtl818x_ioread16(struct rtl8187_priv *priv, __le16 *addr)
  96{
  97        __le16 val;
  98
  99        usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 100                        RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 101                        (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
 102
 103        return le16_to_cpu(val);
 104}
 105
 106static inline u32 rtl818x_ioread32(struct rtl8187_priv *priv, __le32 *addr)
 107{
 108        __le32 val;
 109
 110        usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0),
 111                        RTL8187_REQ_GET_REG, RTL8187_REQT_READ,
 112                        (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
 113
 114        return le32_to_cpu(val);
 115}
 116
 117static inline void rtl818x_iowrite8(struct rtl8187_priv *priv,
 118                                    u8 *addr, u8 val)
 119{
 120        usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 121                        RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 122                        (unsigned long)addr, 0, &val, sizeof(val), HZ / 2);
 123}
 124
 125static inline void rtl818x_iowrite16(struct rtl8187_priv *priv,
 126                                     __le16 *addr, u16 val)
 127{
 128        __le16 buf = cpu_to_le16(val);
 129
 130        usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 131                        RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 132                        (unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);
 133}
 134
 135static inline void rtl818x_iowrite32(struct rtl8187_priv *priv,
 136                                     __le32 *addr, u32 val)
 137{
 138        __le32 buf = cpu_to_le32(val);
 139
 140        usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
 141                        RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
 142                        (unsigned long)addr, 0, &buf, sizeof(buf), HZ / 2);
 143}
 144
 145#endif /* RTL8187_H */
 146