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	__RTL92C_DM_H__
31 #define __RTL92C_DM_H__
32 
33 #define HAL_DM_DIG_DISABLE			BIT(0)
34 #define HAL_DM_HIPWR_DISABLE			BIT(1)
35 
36 #define OFDM_TABLE_LENGTH			37
37 #define OFDM_TABLE_SIZE_92D			43
38 #define CCK_TABLE_LENGTH			33
39 
40 #define CCK_TABLE_SIZE				33
41 
42 #define BW_AUTO_SWITCH_HIGH_LOW			25
43 #define BW_AUTO_SWITCH_LOW_HIGH			30
44 
45 #define DM_DIG_THRESH_HIGH			40
46 #define DM_DIG_THRESH_LOW			35
47 
48 #define DM_FALSEALARM_THRESH_LOW		400
49 #define DM_FALSEALARM_THRESH_HIGH		1000
50 
51 #define DM_DIG_MAX				0x3e
52 #define DM_DIG_MIN				0x1c
53 
54 #define DM_DIG_FA_UPPER				0x32
55 #define DM_DIG_FA_LOWER				0x20
56 #define DM_DIG_FA_TH0				0x100
57 #define DM_DIG_FA_TH1				0x400
58 #define DM_DIG_FA_TH2				0x600
59 
60 #define DM_DIG_BACKOFF_MAX			12
61 #define DM_DIG_BACKOFF_MIN			-4
62 #define DM_DIG_BACKOFF_DEFAULT			10
63 
64 #define RXPATHSELECTION_SS_TH_lOW		30
65 #define RXPATHSELECTION_DIFF_TH			18
66 
67 #define DM_RATR_STA_INIT			0
68 #define DM_RATR_STA_HIGH			1
69 #define DM_RATR_STA_MIDDLE			2
70 #define DM_RATR_STA_LOW				3
71 
72 #define CTS2SELF_THVAL				30
73 #define REGC38_TH				20
74 
75 #define WAIOTTHVAL				25
76 
77 #define TXHIGHPWRLEVEL_NORMAL			0
78 #define TXHIGHPWRLEVEL_LEVEL1			1
79 #define TXHIGHPWRLEVEL_LEVEL2			2
80 #define TXHIGHPWRLEVEL_BT1			3
81 #define TXHIGHPWRLEVEL_BT2			4
82 
83 #define DM_TYPE_BYFW				0
84 #define DM_TYPE_BYDRIVER			1
85 
86 #define TX_POWER_NEAR_FIELD_THRESH_LVL2		74
87 #define TX_POWER_NEAR_FIELD_THRESH_LVL1		67
88 #define INDEX_MAPPING_NUM			13
89 
90 struct ps_t {
91 	u8 pre_ccastate;
92 	u8 cur_ccasate;
93 
94 	u8 pre_rfstate;
95 	u8 cur_rfstate;
96 
97 	long rssi_val_min;
98 };
99 
100 struct dig_t {
101 	u8 dig_enable_flag;
102 	u8 dig_ext_port_stage;
103 
104 	u32 rssi_lowthresh;
105 	u32 rssi_highthresh;
106 
107 	u32 fa_lowthresh;
108 	u32 fa_highthresh;
109 
110 	u8 cursta_connectctate;
111 	u8 presta_connectstate;
112 	u8 curmultista_connectstate;
113 
114 	u8 pre_igvalue;
115 	u8 cur_igvalue;
116 
117 	char backoff_val;
118 	char backoff_val_range_max;
119 	char backoff_val_range_min;
120 	u8 rx_gain_range_max;
121 	u8 rx_gain_range_min;
122 	u8 min_undecorated_pwdb_for_dm;
123 	long last_min_undecorated_pwdb_for_dm;
124 
125 	u8 pre_cck_pd_state;
126 	u8 cur_cck_pd_state;
127 
128 	u8 pre_cck_fa_state;
129 	u8 cur_cck_fa_state;
130 
131 	u8 pre_ccastate;
132 	u8 cur_ccasate;
133 
134 	u8 large_fa_hit;
135 	u8 forbidden_igi;
136 	u32 recover_cnt;
137 };
138 
139 struct swat {
140 	u8 failure_cnt;
141 	u8 try_flag;
142 	u8 stop_trying;
143 	long pre_rssi;
144 	long trying_threshold;
145 	u8 cur_antenna;
146 	u8 pre_antenna;
147 };
148 
149 enum tag_dynamic_init_gain_operation_type_definition {
150 	DIG_TYPE_THRESH_HIGH = 0,
151 	DIG_TYPE_THRESH_LOW = 1,
152 	DIG_TYPE_BACKOFF = 2,
153 	DIG_TYPE_RX_GAIN_MIN = 3,
154 	DIG_TYPE_RX_GAIN_MAX = 4,
155 	DIG_TYPE_ENABLE = 5,
156 	DIG_TYPE_DISABLE = 6,
157 	DIG_OP_TYPE_MAX
158 };
159 
160 enum tag_cck_packet_detection_threshold_type_definition {
161 	CCK_PD_STAGE_LOWRSSI = 0,
162 	CCK_PD_STAGE_HIGHRSSI = 1,
163 	CCK_FA_STAGE_LOW = 2,
164 	CCK_FA_STAGE_HIGH = 3,
165 	CCK_PD_STAGE_MAX = 4,
166 };
167 
168 enum dm_1r_cca {
169 	CCA_1R = 0,
170 	CCA_2R = 1,
171 	CCA_MAX = 2,
172 };
173 
174 enum dm_rf {
175 	RF_SAVE = 0,
176 	RF_NORMAL = 1,
177 	RF_MAX = 2,
178 };
179 
180 enum dm_sw_ant_switch {
181 	ANS_ANTENNA_B = 1,
182 	ANS_ANTENNA_A = 2,
183 	ANS_ANTENNA_MAX = 3,
184 };
185 
186 enum dm_dig_ext_port_alg {
187 	DIG_EXT_PORT_STAGE_0 = 0,
188 	DIG_EXT_PORT_STAGE_1 = 1,
189 	DIG_EXT_PORT_STAGE_2 = 2,
190 	DIG_EXT_PORT_STAGE_3 = 3,
191 	DIG_EXT_PORT_STAGE_MAX = 4,
192 };
193 
194 enum dm_dig_connect {
195 	DIG_STA_DISCONNECT = 0,
196 	DIG_STA_CONNECT = 1,
197 	DIG_STA_BEFORE_CONNECT = 2,
198 	DIG_MULTISTA_DISCONNECT = 3,
199 	DIG_MULTISTA_CONNECT = 4,
200 	DIG_CONNECT_MAX
201 };
202 
203 extern struct dig_t de_digtable;
204 
205 void rtl92d_dm_init(struct ieee80211_hw *hw);
206 void rtl92d_dm_watchdog(struct ieee80211_hw *hw);
207 void rtl92d_dm_init_edca_turbo(struct ieee80211_hw *hw);
208 void rtl92d_dm_write_dig(struct ieee80211_hw *hw);
209 void rtl92d_dm_check_txpower_tracking_thermal_meter(struct ieee80211_hw *hw);
210 void rtl92d_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw);
211 
212 #endif
213