LXR linux/drivers/net/wireless/rtlwifi/base.h

   1/******************************************************************************
   2 *
   3 * Copyright(c) 2009-2012  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
  33enum 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
 110int rtl_init_core(struct ieee80211_hw *hw);
 111void rtl_deinit_core(struct ieee80211_hw *hw);
 112void rtl_init_rx_config(struct ieee80211_hw *hw);
 113void rtl_init_rfkill(struct ieee80211_hw *hw);
 114void rtl_deinit_rfkill(struct ieee80211_hw *hw);
 115
 116void rtl_watch_dog_timer_callback(unsigned long data);
 117void rtl_deinit_deferred_work(struct ieee80211_hw *hw);
 118
 119bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 120u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
 121
 122void rtl_watch_dog_timer_callback(unsigned long data);
 123int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 124                     u16 tid, u16 *ssn);
 125int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 126                    u16 tid);
 127int rtl_tx_agg_oper(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 128                    u16 tid);
 129void rtl_watchdog_wq_callback(void *data);
 130
 131void 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
 136int rtl_send_smps_action(struct ieee80211_hw *hw,
 137                struct ieee80211_sta *sta, u8 *da, u8 *bssid,
 138                enum ieee80211_smps_mode smps);
 139u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie);
 140void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len);
 141u8 rtl_tid_to_ac(struct ieee80211_hw *hw, u8 tid);
 142extern struct attribute_group rtl_attribute_group;
 143int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
 144                         bool isht, u8 desc_rate, bool first_ampdu);
 145#endif
 146