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
  30 #ifndef __RTL_BASE_H__
  31 #define __RTL_BASE_H__
  32
  33 enum ap_peer {
  34         PEER_UNKNOWN = 0,
  35         PEER_RTL = 1,
  36         PEER_RTL_92SE = 2,
  37         PEER_BROAD = 3,
  38         PEER_RAL = 4,
  39         PEER_ATH = 5,
  40         PEER_CISCO = 6,
  41         PEER_MARV = 7,
  42         PEER_AIRGO = 9,
  43         PEER_MAX = 10,
  44 } ;
  45
  46 #define RTL_DUMMY_OFFSET        0
  47 #define RTL_DUMMY_UNIT          8
  48 #define RTL_TX_DUMMY_SIZE       (RTL_DUMMY_OFFSET * RTL_DUMMY_UNIT)
  49 #define RTL_TX_DESC_SIZE        32
  50 #define RTL_TX_HEADER_SIZE      (RTL_TX_DESC_SIZE + RTL_TX_DUMMY_SIZE)
  51
  52 #define HT_AMSDU_SIZE_4K        3839
  53 #define HT_AMSDU_SIZE_8K        7935
  54
  55 #define MAX_BIT_RATE_40MHZ_MCS15        300     /* Mbps */
  56 #define MAX_BIT_RATE_40MHZ_MCS7         150     /* Mbps */
  57
  58 #define RTL_RATE_COUNT_LEGACY           12
  59 #define RTL_CHANNEL_COUNT               14
  60
  61 #define FRAME_OFFSET_FRAME_CONTROL      0
  62 #define FRAME_OFFSET_DURATION           2
  63 #define FRAME_OFFSET_ADDRESS1           4
  64 #define FRAME_OFFSET_ADDRESS2           10
  65 #define FRAME_OFFSET_ADDRESS3           16
  66 #define FRAME_OFFSET_SEQUENCE           22
  67 #define FRAME_OFFSET_ADDRESS4           24
  68
  69 #define SET_80211_HDR_FRAME_CONTROL(_hdr, _val)         \
  70         WRITEEF2BYTE(_hdr, _val)
  71 #define SET_80211_HDR_TYPE_AND_SUBTYPE(_hdr, _val)      \
  72         WRITEEF1BYTE(_hdr, _val)
  73 #define SET_80211_HDR_PWR_MGNT(_hdr, _val)              \
  74         SET_BITS_TO_LE_2BYTE(_hdr, 12, 1, _val)
  75 #define SET_80211_HDR_TO_DS(_hdr, _val)                 \
  76         SET_BITS_TO_LE_2BYTE(_hdr, 8, 1, _val)
  77
  78 #define SET_80211_PS_POLL_AID(_hdr, _val)               \
  79         (*(u16 *)((u8 *)(_hdr) + 2) = _val)
  80 #define SET_80211_PS_POLL_BSSID(_hdr, _val)             \
  81         memcpy(((u8 *)(_hdr)) + 4, (u8 *)(_val), ETH_ALEN)
  82 #define SET_80211_PS_POLL_TA(_hdr, _val)                \
  83         memcpy(((u8 *)(_hdr)) + 10, (u8 *)(_val), ETH_ALEN)
  84
  85 #define SET_80211_HDR_DURATION(_hdr, _val)      \
  86         (*(u16 *)((u8 *)(_hdr) + FRAME_OFFSET_DURATION) = le16_to_cpu(_val))
  87 #define SET_80211_HDR_ADDRESS1(_hdr, _val)      \
  88         CP_MACADDR((u8 *)(_hdr)+FRAME_OFFSET_ADDRESS1, (u8 *)(_val))
  89 #define SET_80211_HDR_ADDRESS2(_hdr, _val)      \
  90         CP_MACADDR((u8 *)(_hdr)+FRAME_OFFSET_ADDRESS2, (u8 *)(_val))
  91 #define SET_80211_HDR_ADDRESS3(_hdr, _val)      \
  92         CP_MACADDR((u8 *)(_hdr)+FRAME_OFFSET_ADDRESS3, (u8 *)(_val))
  93 #define SET_80211_HDR_FRAGMENT_SEQUENCE(_hdr, _val)  \
  94         WRITEEF2BYTE((u8 *)(_hdr)+FRAME_OFFSET_SEQUENCE, _val)
  95
  96 #define SET_BEACON_PROBE_RSP_TIME_STAMP_LOW(__phdr, __val)      \
  97         WRITEEF4BYTE(((u8 *)(__phdr)) + 24, __val)
  98 #define SET_BEACON_PROBE_RSP_TIME_STAMP_HIGH(__phdr, __val) \
  99         WRITEEF4BYTE(((u8 *)(__phdr)) + 28, __val)
 100 #define SET_BEACON_PROBE_RSP_BEACON_INTERVAL(__phdr, __val) \
 101         WRITEEF2BYTE(((u8 *)(__phdr)) + 32, __val)
 102 #define GET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr)            \
 103         READEF2BYTE(((u8 *)(__phdr)) + 34)
 104 #define SET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, __val) \
 105         WRITEEF2BYTE(((u8 *)(__phdr)) + 34, __val)
 106 #define MASK_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, __val) \
 107         SET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr, \
 108         (GET_BEACON_PROBE_RSP_CAPABILITY_INFO(__phdr) & (~(__val))))
 109
 110 int rtl_init_core(struct ieee80211_hw *hw);
 111 void rtl_deinit_core(struct ieee80211_hw *hw);
 112 void rtl_init_rx_config(struct ieee80211_hw *hw);
 113 void rtl_init_rfkill(struct ieee80211_hw *hw);
 114 void rtl_deinit_rfkill(struct ieee80211_hw *hw);
 115
 116 void rtl_watch_dog_timer_callback(unsigned long data);
 117 void rtl_deinit_deferred_work(struct ieee80211_hw *hw);
 118
 119 bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 120 u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 121
 122 void rtl_watch_dog_timer_callback(unsigned long data);
 123 int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 124                      u16 tid, u16 *ssn);
 125 int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 126                     u16 tid);
 127 int rtl_tx_agg_oper(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 128                     u16 tid);
 129 void rtl_watchdog_wq_callback(void *data);
 130
 131 void rtl_get_tcb_desc(struct ieee80211_hw *hw,
 132                       struct ieee80211_tx_info *info,
 133                       struct ieee80211_sta *sta,
 134                       struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc);
 135
 136 int rtl_send_smps_action(struct ieee80211_hw *hw,
 137                 struct ieee80211_sta *sta, u8 *da, u8 *bssid,
 138                 enum ieee80211_smps_mode smps);
 139 u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie);
 140 void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len);
 141 u8 rtl_tid_to_ac(struct ieee80211_hw *hw, u8 tid);
 142 extern struct attribute_group rtl_attribute_group;
 143 int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
 144                          bool isht, u8 desc_rate, bool first_ampdu);
 145 #endif