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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
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_beacon_statistic(struct ieee80211_hw *hw, struct sk_buff *skb);
117 void rtl_watch_dog_timer_callback(unsigned long data);
118 void rtl_deinit_deferred_work(struct ieee80211_hw *hw);
119
120 bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
121 u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx);
122
123 void rtl_watch_dog_timer_callback(unsigned long data);
124 int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
125                      u16 tid, u16 *ssn);
126 int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
127                     u16 tid);
128 int rtl_tx_agg_oper(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
129                     u16 tid);
130 int rtl_rx_agg_start(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
131                      u16 tid);
132 int rtl_rx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
133                     u16 tid);
134 void rtl_watchdog_wq_callback(void *data);
135 void rtl_fwevt_wq_callback(void *data);
136
137 void rtl_get_tcb_desc(struct ieee80211_hw *hw,
138                       struct ieee80211_tx_info *info,
139                       struct ieee80211_sta *sta,
140                       struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc);
141
142 int rtl_send_smps_action(struct ieee80211_hw *hw,
143                          struct ieee80211_sta *sta,
144                          enum ieee80211_smps_mode smps);
145 u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie);
146 void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len);
147 u8 rtl_tid_to_ac(u8 tid);
148 extern struct attribute_group rtl_attribute_group;
149 void rtl_easy_concurrent_retrytimer_callback(unsigned long data);
150 extern struct rtl_global_var rtl_global_var;
151 int rtlwifi_rate_mapping(struct ieee80211_hw *hw,
152                          bool isht, u8 desc_rate, bool first_ampdu);
153 bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb);
154 struct sk_buff *rtl_make_del_ba(struct ieee80211_hw *hw,
155                                 u8 *sa, u8 *bssid, u16 tid);
156
157 #endif