drivers/net/wireless/rtlwifi/base.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2009-2010  Realtek Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  * The full GNU General Public License is included in this distribution in the
  19  * file called LICENSE.
  20  *
  21  * Contact Information:
  22  * wlanfae <wlanfae@realtek.com>
  23  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  24  * Hsinchu 300, Taiwan.
  25  *
  26  * Larry Finger <Larry.Finger@lwfinger.net>
  27  *****************************************************************************/
  28
  29 #ifndef __RTL_BASE_H__
  30 #define __RTL_BASE_H__
  31
  32 #define RTL_DUMMY_OFFSET        0
  33 #define RTL_DUMMY_UNIT          8
  34 #define RTL_TX_DUMMY_SIZE       (RTL_DUMMY_OFFSET * RTL_DUMMY_UNIT)
  35 #define RTL_TX_DESC_SIZE        32
  36 #define RTL_TX_HEADER_SIZE      (RTL_TX_DESC_SIZE + RTL_TX_DUMMY_SIZE)
  37
  38 #define HT_AMSDU_SIZE_4K        3839
  39 #define HT_AMSDU_SIZE_8K        7935
  40
  41 #define MAX_BIT_RATE_40MHZ_MCS15        300     /* Mbps */
  42 #define MAX_BIT_RATE_40MHZ_MCS7         150     /* Mbps */
  43
  44 #define RTL_RATE_COUNT_LEGACY           12
  45 #define RTL_CHANNEL_COUNT               14
  46
  47 #define FRAME_OFFSET_FRAME_CONTROL      0
  48 #define FRAME_OFFSET_DURATION           2
  49 #define FRAME_OFFSET_ADDRESS1           4
  50 #define FRAME_OFFSET_ADDRESS2           10
  51 #define FRAME_OFFSET_ADDRESS3           16
  52 #define FRAME_OFFSET_SEQUENCE           22
  53 #define FRAME_OFFSET_ADDRESS4           24
  54
  55 #define SET_80211_HDR_FRAME_CONTROL(_hdr, _val)         \
  56         WRITEEF2BYTE(_hdr, _val)
  57 #define SET_80211_HDR_TYPE_AND_SUBTYPE(_hdr, _val)      \
  58         WRITEEF1BYTE(_hdr, _val)
  59 #define SET_80211_HDR_PWR_MGNT(_hdr, _val)              \
  60         SET_BITS_TO_LE_2BYTE(_hdr, 12, 1, _val)
  61 #define SET_80211_HDR_TO_DS(_hdr, _val)                 \
  62         SET_BITS_TO_LE_2BYTE(_hdr, 8, 1, _val)
  63
  64 #define SET_80211_PS_POLL_AID(_hdr, _val)               \
  65         WRITEEF2BYTE(((u8 *)(_hdr)) + 2, _val)
  66 #define SET_80211_PS_POLL_BSSID(_hdr, _val)             \
  67         CP_MACADDR(((u8 *)(_hdr)) + 4, (u8 *)(_val))
  68 #define SET_80211_PS_POLL_TA(_hdr, _val)                \
  69         CP_MACADDR(((u8 *)(_hdr)) + 10, (u8 *)(_val))
  70
  71 #define SET_80211_HDR_DURATION(_hdr, _val)      \
  72         WRITEEF2BYTE((u8 *)(_hdr)+FRAME_OFFSET_DURATION, _val)
  73 #define SET_80211_HDR_ADDRESS1(_hdr, _val)      \
  74         CP_MACADDR((u8 *)(_hdr)+FRAME_OFFSET_ADDRESS1, (u8*)(_val))
  75 #define SET_80211_HDR_ADDRESS2(_hdr, _val)      \
  76         CP_MACADDR((u8 *)(_hdr) + FRAME_OFFSET_ADDRESS2, (u8 *)(_val))
  77 #define SET_80211_HDR_ADDRESS3(_hdr, _val)      \
  78         CP_MACADDR((u8 *)(_hdr)+FRAME_OFFSET_ADDRESS3, (u8 *)(_val))
  79 #define SET_80211_HDR_FRAGMENT_SEQUENCE(_hdr, _val)  \
  80         WRITEEF2BYTE((u8 *)(_hdr)+FRAME_OFFSET_SEQUENCE, _val)
  81
  82 #define SET_BEACON_PROBE_RSP_TIME_STAMP_LOW(__phdr, __val)      \
  83         WRITEEF4BYTE(((u8 *)(__phdr)) + 24, __val)
  84 #define SET_BEACON_PROBE_RSP_TIME_STAMP_HIGH(__phdr, __val) \
  85         WRITEEF4BYTE(((u8 *)(__phdr)) + 28, __val)
  86 #define SET_BEACON_PROBE_RSP_BEACON_INTERVAL(__phdr, __val) \
  87         WRITEEF2BYTE(((u8 *)(__phdr)) + 32, __val)
  88 #define GET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr)    \
  89         READEF2BYTE(((u8 *)(__phdr)) + 34)
  90 #define SET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, __val) \
  91         WRITEEF2BYTE(((u8 *)(__phdr)) + 34, __val)
  92 #define MASK_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, __val) \
  93         SET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, \
  94         (GET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr) & (~(__val))))
  95
  96 int rtl_init_core(struct ieee80211_hw *hw);
  97 void rtl_deinit_core(struct ieee80211_hw *hw);
  98 void rtl_init_rx_config(struct ieee80211_hw *hw);
  99 void rtl_init_rfkill(struct ieee80211_hw *hw);
 100 void rtl_deinit_rfkill(struct ieee80211_hw *hw);
 101
 102 void rtl_watch_dog_timer_callback(unsigned long data);
 103 void rtl_deinit_deferred_work(struct ieee80211_hw *hw);
 104
 105 bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 106 bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb);
 107 u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 108
 109 void rtl_watch_dog_timer_callback(unsigned long data);
 110 int rtl_tx_agg_start(struct ieee80211_hw *hw, const u8 *ra,
 111                      u16 tid, u16 *ssn);
 112 int rtl_tx_agg_stop(struct ieee80211_hw *hw, const u8 *ra, u16 tid);
 113 void rtl_watchdog_wq_callback(void *data);
 114
 115 void rtl_get_tcb_desc(struct ieee80211_hw *hw,
 116                       struct ieee80211_tx_info *info,
 117                       struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc);
 118
 119 extern struct attribute_group rtl_attribute_group;
 120 #endif