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1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2013  Realtek Corporation.*/
3 
4 #include "../wifi.h"
5 #include "../base.h"
6 #include "../pci.h"
7 #include "../core.h"
8 #include "reg.h"
9 #include "def.h"
10 #include "phy.h"
11 #include "dm.h"
12 #include "fw.h"
13 #include "trx.h"
14 
15 static const u32 ofdmswing_table[OFDM_TABLE_SIZE] = {
16 	0x7f8001fe,		/* 0, +6.0dB */
17 	0x788001e2,		/* 1, +5.5dB */
18 	0x71c001c7,		/* 2, +5.0dB */
19 	0x6b8001ae,		/* 3, +4.5dB */
20 	0x65400195,		/* 4, +4.0dB */
21 	0x5fc0017f,		/* 5, +3.5dB */
22 	0x5a400169,		/* 6, +3.0dB */
23 	0x55400155,		/* 7, +2.5dB */
24 	0x50800142,		/* 8, +2.0dB */
25 	0x4c000130,		/* 9, +1.5dB */
26 	0x47c0011f,		/* 10, +1.0dB */
27 	0x43c0010f,		/* 11, +0.5dB */
28 	0x40000100,		/* 12, +0dB */
29 	0x3c8000f2,		/* 13, -0.5dB */
30 	0x390000e4,		/* 14, -1.0dB */
31 	0x35c000d7,		/* 15, -1.5dB */
32 	0x32c000cb,		/* 16, -2.0dB */
33 	0x300000c0,		/* 17, -2.5dB */
34 	0x2d4000b5,		/* 18, -3.0dB */
35 	0x2ac000ab,		/* 19, -3.5dB */
36 	0x288000a2,		/* 20, -4.0dB */
37 	0x26000098,		/* 21, -4.5dB */
38 	0x24000090,		/* 22, -5.0dB */
39 	0x22000088,		/* 23, -5.5dB */
40 	0x20000080,		/* 24, -6.0dB */
41 	0x1e400079,		/* 25, -6.5dB */
42 	0x1c800072,		/* 26, -7.0dB */
43 	0x1b00006c,		/* 27. -7.5dB */
44 	0x19800066,		/* 28, -8.0dB */
45 	0x18000060,		/* 29, -8.5dB */
46 	0x16c0005b,		/* 30, -9.0dB */
47 	0x15800056,		/* 31, -9.5dB */
48 	0x14400051,		/* 32, -10.0dB */
49 	0x1300004c,		/* 33, -10.5dB */
50 	0x12000048,		/* 34, -11.0dB */
51 	0x11000044,		/* 35, -11.5dB */
52 	0x10000040,		/* 36, -12.0dB */
53 	0x0f00003c,		/* 37, -12.5dB */
54 	0x0e400039,		/* 38, -13.0dB */
55 	0x0d800036,		/* 39, -13.5dB */
56 	0x0cc00033,		/* 40, -14.0dB */
57 	0x0c000030,		/* 41, -14.5dB */
58 	0x0b40002d,		/* 42, -15.0dB */
59 };
60 
61 static const u8 cck_tbl_ch1_13[CCK_TABLE_SIZE][8] = {
62 	{0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04},	/* 0, +0dB */
63 	{0x33, 0x32, 0x2b, 0x23, 0x1a, 0x11, 0x08, 0x04},	/* 1, -0.5dB */
64 	{0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03},	/* 2, -1.0dB */
65 	{0x2d, 0x2d, 0x27, 0x1f, 0x18, 0x0f, 0x08, 0x03},	/* 3, -1.5dB */
66 	{0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03},	/* 4, -2.0dB */
67 	{0x28, 0x28, 0x22, 0x1c, 0x15, 0x0d, 0x07, 0x03},	/* 5, -2.5dB */
68 	{0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03},	/* 6, -3.0dB */
69 	{0x24, 0x23, 0x1f, 0x19, 0x13, 0x0c, 0x06, 0x03},	/* 7, -3.5dB */
70 	{0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02},	/* 8, -4.0dB */
71 	{0x20, 0x20, 0x1b, 0x16, 0x11, 0x08, 0x05, 0x02},	/* 9, -4.5dB */
72 	{0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02},	/* 10, -5.0dB */
73 	{0x1d, 0x1c, 0x18, 0x14, 0x0f, 0x0a, 0x05, 0x02},	/* 11, -5.5dB */
74 	{0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02},	/* 12, -6.0dB */
75 	{0x1a, 0x19, 0x16, 0x12, 0x0d, 0x09, 0x04, 0x02},	/* 13, -6.5dB */
76 	{0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02},	/* 14, -7.0dB */
77 	{0x17, 0x16, 0x13, 0x10, 0x0c, 0x08, 0x04, 0x02},	/* 15, -7.5dB */
78 	{0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01},	/* 16, -8.0dB */
79 	{0x14, 0x14, 0x11, 0x0e, 0x0b, 0x07, 0x03, 0x02},	/* 17, -8.5dB */
80 	{0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01},	/* 18, -9.0dB */
81 	{0x12, 0x12, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},	/* 19, -9.5dB */
82 	{0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01},	/* 20, -10.0dB*/
83 	{0x10, 0x10, 0x0e, 0x0b, 0x08, 0x05, 0x03, 0x01},	/* 21, -10.5dB*/
84 	{0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01},	/* 22, -11.0dB*/
85 	{0x0e, 0x0e, 0x0c, 0x0a, 0x08, 0x05, 0x02, 0x01},	/* 23, -11.5dB*/
86 	{0x0d, 0x0d, 0x0c, 0x0a, 0x07, 0x05, 0x02, 0x01},	/* 24, -12.0dB*/
87 	{0x0d, 0x0c, 0x0b, 0x09, 0x07, 0x04, 0x02, 0x01},	/* 25, -12.5dB*/
88 	{0x0c, 0x0c, 0x0a, 0x09, 0x06, 0x04, 0x02, 0x01},	/* 26, -13.0dB*/
89 	{0x0b, 0x0b, 0x0a, 0x08, 0x06, 0x04, 0x02, 0x01},	/* 27, -13.5dB*/
90 	{0x0b, 0x0a, 0x09, 0x08, 0x06, 0x04, 0x02, 0x01},	/* 28, -14.0dB*/
91 	{0x0a, 0x0a, 0x09, 0x07, 0x05, 0x03, 0x02, 0x01},	/* 29, -14.5dB*/
92 	{0x0a, 0x09, 0x08, 0x07, 0x05, 0x03, 0x02, 0x01},	/* 30, -15.0dB*/
93 	{0x09, 0x09, 0x08, 0x06, 0x05, 0x03, 0x01, 0x01},	/* 31, -15.5dB*/
94 	{0x09, 0x08, 0x07, 0x06, 0x04, 0x03, 0x01, 0x01}	/* 32, -16.0dB*/
95 };
96 
97 static const u8 cck_tbl_ch14[CCK_TABLE_SIZE][8] = {
98 	{0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00},	/* 0, +0dB */
99 	{0x33, 0x32, 0x2b, 0x19, 0x00, 0x00, 0x00, 0x00},	/* 1, -0.5dB */
100 	{0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00},	/* 2, -1.0dB */
101 	{0x2d, 0x2d, 0x17, 0x17, 0x00, 0x00, 0x00, 0x00},	/* 3, -1.5dB */
102 	{0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00},	/* 4, -2.0dB */
103 	{0x28, 0x28, 0x24, 0x14, 0x00, 0x00, 0x00, 0x00},	/* 5, -2.5dB */
104 	{0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00},	/* 6, -3.0dB */
105 	{0x24, 0x23, 0x1f, 0x12, 0x00, 0x00, 0x00, 0x00},	/* 7, -3.5dB */
106 	{0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00},	/* 8, -4.0dB */
107 	{0x20, 0x20, 0x1b, 0x10, 0x00, 0x00, 0x00, 0x00},	/* 9, -4.5dB */
108 	{0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00},	/* 10, -5.0dB */
109 	{0x1d, 0x1c, 0x18, 0x0e, 0x00, 0x00, 0x00, 0x00},	/* 11, -5.5dB */
110 	{0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00},	/* 12, -6.0dB */
111 	{0x1a, 0x19, 0x16, 0x0d, 0x00, 0x00, 0x00, 0x00},	/* 13, -6.5dB */
112 	{0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00},	/* 14, -7.0dB */
113 	{0x17, 0x16, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x00},	/* 15, -7.5dB */
114 	{0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00},	/* 16, -8.0dB */
115 	{0x14, 0x14, 0x11, 0x0a, 0x00, 0x00, 0x00, 0x00},	/* 17, -8.5dB */
116 	{0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00},	/* 18, -9.0dB */
117 	{0x12, 0x12, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},	/* 19, -9.5dB */
118 	{0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00},	/* 20, -10.0dB*/
119 	{0x10, 0x10, 0x0e, 0x08, 0x00, 0x00, 0x00, 0x00},	/* 21, -10.5dB*/
120 	{0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00},	/* 22, -11.0dB*/
121 	{0x0e, 0x0e, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},	/* 23, -11.5dB*/
122 	{0x0d, 0x0d, 0x0c, 0x07, 0x00, 0x00, 0x00, 0x00},	/* 24, -12.0dB*/
123 	{0x0d, 0x0c, 0x0b, 0x06, 0x00, 0x00, 0x00, 0x00},	/* 25, -12.5dB*/
124 	{0x0c, 0x0c, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},	/* 26, -13.0dB*/
125 	{0x0b, 0x0b, 0x0a, 0x06, 0x00, 0x00, 0x00, 0x00},	/* 27, -13.5dB*/
126 	{0x0b, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},	/* 28, -14.0dB*/
127 	{0x0a, 0x0a, 0x09, 0x05, 0x00, 0x00, 0x00, 0x00},	/* 29, -14.5dB*/
128 	{0x0a, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},	/* 30, -15.0dB*/
129 	{0x09, 0x09, 0x08, 0x05, 0x00, 0x00, 0x00, 0x00},	/* 31, -15.5dB*/
130 	{0x09, 0x08, 0x07, 0x04, 0x00, 0x00, 0x00, 0x00}	/* 32, -16.0dB*/
131 };
132 
133 #define	CAL_SWING_OFF(_off, _dir, _size, _del)				\
134 	do {								\
135 		for (_off = 0; _off < _size; _off++) {			\
136 			if (_del < thermal_threshold[_dir][_off]) {	\
137 				if (_off != 0)				\
138 					_off--;				\
139 				break;					\
140 			}						\
141 		}							\
142 		if (_off >= _size)					\
143 			_off = _size - 1;				\
144 	} while (0)
145 
rtl88e_set_iqk_matrix(struct ieee80211_hw * hw,u8 ofdm_index,u8 rfpath,long iqk_result_x,long iqk_result_y)146 static void rtl88e_set_iqk_matrix(struct ieee80211_hw *hw,
147 				  u8 ofdm_index, u8 rfpath,
148 				  long iqk_result_x, long iqk_result_y)
149 {
150 	long ele_a = 0, ele_d, ele_c = 0, value32;
151 
152 	ele_d = (ofdmswing_table[ofdm_index] & 0xFFC00000)>>22;
153 
154 	if (iqk_result_x != 0) {
155 		if ((iqk_result_x & 0x00000200) != 0)
156 			iqk_result_x = iqk_result_x | 0xFFFFFC00;
157 		ele_a = ((iqk_result_x * ele_d)>>8)&0x000003FF;
158 
159 		if ((iqk_result_y & 0x00000200) != 0)
160 			iqk_result_y = iqk_result_y | 0xFFFFFC00;
161 		ele_c = ((iqk_result_y * ele_d)>>8)&0x000003FF;
162 
163 		switch (rfpath) {
164 		case RF90_PATH_A:
165 			value32 = (ele_d << 22)|((ele_c & 0x3F)<<16) | ele_a;
166 			rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
167 				      MASKDWORD, value32);
168 			value32 = (ele_c & 0x000003C0) >> 6;
169 			rtl_set_bbreg(hw, ROFDM0_XCTXAFE, MASKH4BITS,
170 				      value32);
171 			value32 = ((iqk_result_x * ele_d) >> 7) & 0x01;
172 			rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, BIT(24),
173 				      value32);
174 			break;
175 		case RF90_PATH_B:
176 			value32 = (ele_d << 22)|((ele_c & 0x3F)<<16) | ele_a;
177 			rtl_set_bbreg(hw, ROFDM0_XBTXIQIMBALANCE, MASKDWORD,
178 				      value32);
179 			value32 = (ele_c & 0x000003C0) >> 6;
180 			rtl_set_bbreg(hw, ROFDM0_XDTXAFE, MASKH4BITS, value32);
181 			value32 = ((iqk_result_x * ele_d) >> 7) & 0x01;
182 			rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD, BIT(28),
183 				      value32);
184 			break;
185 		default:
186 			break;
187 		}
188 	} else {
189 		switch (rfpath) {
190 		case RF90_PATH_A:
191 			rtl_set_bbreg(hw, ROFDM0_XATXIQIMBALANCE,
192 				      MASKDWORD, ofdmswing_table[ofdm_index]);
193 			rtl_set_bbreg(hw, ROFDM0_XCTXAFE,
194 				      MASKH4BITS, 0x00);
195 			rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
196 				      BIT(24), 0x00);
197 			break;
198 		case RF90_PATH_B:
199 			rtl_set_bbreg(hw, ROFDM0_XBTXIQIMBALANCE,
200 				      MASKDWORD, ofdmswing_table[ofdm_index]);
201 			rtl_set_bbreg(hw, ROFDM0_XDTXAFE,
202 				      MASKH4BITS, 0x00);
203 			rtl_set_bbreg(hw, ROFDM0_ECCATHRESHOLD,
204 				      BIT(28), 0x00);
205 			break;
206 		default:
207 			break;
208 		}
209 	}
210 }
211 
rtl88e_dm_txpower_track_adjust(struct ieee80211_hw * hw,u8 type,u8 * pdirection,u32 * poutwrite_val)212 void rtl88e_dm_txpower_track_adjust(struct ieee80211_hw *hw,
213 	u8 type, u8 *pdirection, u32 *poutwrite_val)
214 {
215 	struct rtl_priv *rtlpriv = rtl_priv(hw);
216 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
217 	u8 pwr_val = 0;
218 	u8 cck_base = rtldm->swing_idx_cck_base;
219 	u8 cck_val = rtldm->swing_idx_cck;
220 	u8 ofdm_base = rtldm->swing_idx_ofdm_base[0];
221 	u8 ofdm_val = rtlpriv->dm.swing_idx_ofdm[RF90_PATH_A];
222 
223 	if (type == 0) {
224 		if (ofdm_val <= ofdm_base) {
225 			*pdirection = 1;
226 			pwr_val = ofdm_base - ofdm_val;
227 		} else {
228 			*pdirection = 2;
229 			pwr_val = ofdm_base - ofdm_val;
230 		}
231 	} else if (type == 1) {
232 		if (cck_val <= cck_base) {
233 			*pdirection = 1;
234 			pwr_val = cck_base - cck_val;
235 		} else {
236 			*pdirection = 2;
237 			pwr_val = cck_val - cck_base;
238 		}
239 	}
240 
241 	if (pwr_val >= TXPWRTRACK_MAX_IDX && (*pdirection == 1))
242 		pwr_val = TXPWRTRACK_MAX_IDX;
243 
244 	*poutwrite_val = pwr_val | (pwr_val << 8) | (pwr_val << 16) |
245 			 (pwr_val << 24);
246 }
247 
dm_tx_pwr_track_set_pwr(struct ieee80211_hw * hw,enum pwr_track_control_method method,u8 rfpath,u8 channel_mapped_index)248 static void dm_tx_pwr_track_set_pwr(struct ieee80211_hw *hw,
249 				    enum pwr_track_control_method method,
250 				    u8 rfpath, u8 channel_mapped_index)
251 {
252 	struct rtl_priv *rtlpriv = rtl_priv(hw);
253 	struct rtl_phy *rtlphy = &rtlpriv->phy;
254 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
255 
256 	if (method == TXAGC) {
257 		if (rtldm->swing_flag_ofdm ||
258 		    rtldm->swing_flag_cck) {
259 			rtl88e_phy_set_txpower_level(hw,
260 						     rtlphy->current_channel);
261 			rtldm->swing_flag_ofdm = false;
262 			rtldm->swing_flag_cck = false;
263 		}
264 	} else if (method == BBSWING) {
265 		if (!rtldm->cck_inch14) {
266 			rtl_write_byte(rtlpriv, 0xa22,
267 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][0]);
268 			rtl_write_byte(rtlpriv, 0xa23,
269 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][1]);
270 			rtl_write_byte(rtlpriv, 0xa24,
271 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][2]);
272 			rtl_write_byte(rtlpriv, 0xa25,
273 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][3]);
274 			rtl_write_byte(rtlpriv, 0xa26,
275 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][4]);
276 			rtl_write_byte(rtlpriv, 0xa27,
277 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][5]);
278 			rtl_write_byte(rtlpriv, 0xa28,
279 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][6]);
280 			rtl_write_byte(rtlpriv, 0xa29,
281 				       cck_tbl_ch1_13[rtldm->swing_idx_cck][7]);
282 		} else {
283 			rtl_write_byte(rtlpriv, 0xa22,
284 				       cck_tbl_ch14[rtldm->swing_idx_cck][0]);
285 			rtl_write_byte(rtlpriv, 0xa23,
286 				       cck_tbl_ch14[rtldm->swing_idx_cck][1]);
287 			rtl_write_byte(rtlpriv, 0xa24,
288 				       cck_tbl_ch14[rtldm->swing_idx_cck][2]);
289 			rtl_write_byte(rtlpriv, 0xa25,
290 				       cck_tbl_ch14[rtldm->swing_idx_cck][3]);
291 			rtl_write_byte(rtlpriv, 0xa26,
292 				       cck_tbl_ch14[rtldm->swing_idx_cck][4]);
293 			rtl_write_byte(rtlpriv, 0xa27,
294 				       cck_tbl_ch14[rtldm->swing_idx_cck][5]);
295 			rtl_write_byte(rtlpriv, 0xa28,
296 				       cck_tbl_ch14[rtldm->swing_idx_cck][6]);
297 			rtl_write_byte(rtlpriv, 0xa29,
298 				       cck_tbl_ch14[rtldm->swing_idx_cck][7]);
299 		}
300 
301 		if (rfpath == RF90_PATH_A) {
302 			rtl88e_set_iqk_matrix(hw, rtldm->swing_idx_ofdm[rfpath],
303 					      rfpath, rtlphy->iqk_matrix
304 					      [channel_mapped_index].
305 					      value[0][0],
306 					      rtlphy->iqk_matrix
307 					      [channel_mapped_index].
308 					      value[0][1]);
309 		} else if (rfpath == RF90_PATH_B) {
310 			rtl88e_set_iqk_matrix(hw, rtldm->swing_idx_ofdm[rfpath],
311 					      rfpath, rtlphy->iqk_matrix
312 					      [channel_mapped_index].
313 					      value[0][4],
314 					      rtlphy->iqk_matrix
315 					      [channel_mapped_index].
316 					      value[0][5]);
317 		}
318 	} else {
319 		return;
320 	}
321 }
322 
rtl88e_dm_initial_gain_min_pwdb(struct ieee80211_hw * hw)323 static u8 rtl88e_dm_initial_gain_min_pwdb(struct ieee80211_hw *hw)
324 {
325 	struct rtl_priv *rtlpriv = rtl_priv(hw);
326 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
327 	long rssi_val_min = 0;
328 
329 	if ((dm_dig->curmultista_cstate == DIG_MULTISTA_CONNECT) &&
330 	    (dm_dig->cur_sta_cstate == DIG_STA_CONNECT)) {
331 		if (rtlpriv->dm.entry_min_undec_sm_pwdb != 0)
332 			rssi_val_min =
333 			    (rtlpriv->dm.entry_min_undec_sm_pwdb >
334 			     rtlpriv->dm.undec_sm_pwdb) ?
335 			    rtlpriv->dm.undec_sm_pwdb :
336 			    rtlpriv->dm.entry_min_undec_sm_pwdb;
337 		else
338 			rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
339 	} else if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT ||
340 		   dm_dig->cur_sta_cstate == DIG_STA_BEFORE_CONNECT) {
341 		rssi_val_min = rtlpriv->dm.undec_sm_pwdb;
342 	} else if (dm_dig->curmultista_cstate ==
343 		DIG_MULTISTA_CONNECT) {
344 		rssi_val_min = rtlpriv->dm.entry_min_undec_sm_pwdb;
345 	}
346 
347 	return (u8)rssi_val_min;
348 }
349 
rtl88e_dm_false_alarm_counter_statistics(struct ieee80211_hw * hw)350 static void rtl88e_dm_false_alarm_counter_statistics(struct ieee80211_hw *hw)
351 {
352 	u32 ret_value;
353 	struct rtl_priv *rtlpriv = rtl_priv(hw);
354 	struct false_alarm_statistics *falsealm_cnt = &rtlpriv->falsealm_cnt;
355 
356 	rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 1);
357 	rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 1);
358 
359 	ret_value = rtl_get_bbreg(hw, ROFDM0_FRAMESYNC, MASKDWORD);
360 	falsealm_cnt->cnt_fast_fsync_fail = (ret_value&0xffff);
361 	falsealm_cnt->cnt_sb_search_fail = ((ret_value&0xffff0000)>>16);
362 
363 	ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER1, MASKDWORD);
364 	falsealm_cnt->cnt_ofdm_cca = (ret_value&0xffff);
365 	falsealm_cnt->cnt_parity_fail = ((ret_value & 0xffff0000) >> 16);
366 
367 	ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER2, MASKDWORD);
368 	falsealm_cnt->cnt_rate_illegal = (ret_value & 0xffff);
369 	falsealm_cnt->cnt_crc8_fail = ((ret_value & 0xffff0000) >> 16);
370 
371 	ret_value = rtl_get_bbreg(hw, ROFDM_PHYCOUNTER3, MASKDWORD);
372 	falsealm_cnt->cnt_mcs_fail = (ret_value & 0xffff);
373 	falsealm_cnt->cnt_ofdm_fail = falsealm_cnt->cnt_parity_fail +
374 		falsealm_cnt->cnt_rate_illegal +
375 		falsealm_cnt->cnt_crc8_fail +
376 		falsealm_cnt->cnt_mcs_fail +
377 		falsealm_cnt->cnt_fast_fsync_fail +
378 		falsealm_cnt->cnt_sb_search_fail;
379 
380 	ret_value = rtl_get_bbreg(hw, REG_SC_CNT, MASKDWORD);
381 	falsealm_cnt->cnt_bw_lsc = (ret_value & 0xffff);
382 	falsealm_cnt->cnt_bw_usc = ((ret_value & 0xffff0000) >> 16);
383 
384 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(12), 1);
385 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(14), 1);
386 
387 	ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERLOWER, MASKBYTE0);
388 	falsealm_cnt->cnt_cck_fail = ret_value;
389 
390 	ret_value = rtl_get_bbreg(hw, RCCK0_FACOUNTERUPPER, MASKBYTE3);
391 	falsealm_cnt->cnt_cck_fail += (ret_value & 0xff) << 8;
392 
393 	ret_value = rtl_get_bbreg(hw, RCCK0_CCA_CNT, MASKDWORD);
394 	falsealm_cnt->cnt_cck_cca = ((ret_value & 0xff) << 8) |
395 		((ret_value&0xFF00)>>8);
396 
397 	falsealm_cnt->cnt_all = (falsealm_cnt->cnt_fast_fsync_fail +
398 				falsealm_cnt->cnt_sb_search_fail +
399 				falsealm_cnt->cnt_parity_fail +
400 				falsealm_cnt->cnt_rate_illegal +
401 				falsealm_cnt->cnt_crc8_fail +
402 				falsealm_cnt->cnt_mcs_fail +
403 				falsealm_cnt->cnt_cck_fail);
404 	falsealm_cnt->cnt_cca_all = falsealm_cnt->cnt_ofdm_cca +
405 		falsealm_cnt->cnt_cck_cca;
406 
407 	rtl_set_bbreg(hw, ROFDM0_TRSWISOLATION, BIT(31), 1);
408 	rtl_set_bbreg(hw, ROFDM0_TRSWISOLATION, BIT(31), 0);
409 	rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(27), 1);
410 	rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(27), 0);
411 	rtl_set_bbreg(hw, ROFDM0_LSTF, BIT(31), 0);
412 	rtl_set_bbreg(hw, ROFDM1_LSTF, BIT(31), 0);
413 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(13)|BIT(12), 0);
414 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(13)|BIT(12), 2);
415 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(15)|BIT(14), 0);
416 	rtl_set_bbreg(hw, RCCK0_FALSEALARMREPORT, BIT(15)|BIT(14), 2);
417 
418 	rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
419 		"cnt_parity_fail = %d, cnt_rate_illegal = %d, cnt_crc8_fail = %d, cnt_mcs_fail = %d\n",
420 		falsealm_cnt->cnt_parity_fail,
421 		falsealm_cnt->cnt_rate_illegal,
422 		falsealm_cnt->cnt_crc8_fail, falsealm_cnt->cnt_mcs_fail);
423 
424 	rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
425 		"cnt_ofdm_fail = %x, cnt_cck_fail = %x, cnt_all = %x\n",
426 		falsealm_cnt->cnt_ofdm_fail,
427 		falsealm_cnt->cnt_cck_fail, falsealm_cnt->cnt_all);
428 }
429 
rtl88e_dm_cck_packet_detection_thresh(struct ieee80211_hw * hw)430 static void rtl88e_dm_cck_packet_detection_thresh(struct ieee80211_hw *hw)
431 {
432 	struct rtl_priv *rtlpriv = rtl_priv(hw);
433 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
434 	u8 cur_cck_cca_thresh;
435 
436 	if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT) {
437 		dm_dig->rssi_val_min = rtl88e_dm_initial_gain_min_pwdb(hw);
438 		if (dm_dig->rssi_val_min > 25) {
439 			cur_cck_cca_thresh = 0xcd;
440 		} else if ((dm_dig->rssi_val_min <= 25) &&
441 			   (dm_dig->rssi_val_min > 10)) {
442 			cur_cck_cca_thresh = 0x83;
443 		} else {
444 			if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
445 				cur_cck_cca_thresh = 0x83;
446 			else
447 				cur_cck_cca_thresh = 0x40;
448 		}
449 
450 	} else {
451 		if (rtlpriv->falsealm_cnt.cnt_cck_fail > 1000)
452 			cur_cck_cca_thresh = 0x83;
453 		else
454 			cur_cck_cca_thresh = 0x40;
455 	}
456 
457 	if (dm_dig->cur_cck_cca_thres != cur_cck_cca_thresh)
458 		rtl_set_bbreg(hw, RCCK0_CCA, MASKBYTE2, cur_cck_cca_thresh);
459 
460 	dm_dig->cur_cck_cca_thres = cur_cck_cca_thresh;
461 	dm_dig->pre_cck_cca_thres = dm_dig->cur_cck_cca_thres;
462 	rtl_dbg(rtlpriv, COMP_DIG, DBG_TRACE,
463 		"CCK cca thresh hold =%x\n", dm_dig->cur_cck_cca_thres);
464 }
465 
rtl88e_dm_dig(struct ieee80211_hw * hw)466 static void rtl88e_dm_dig(struct ieee80211_hw *hw)
467 {
468 	struct rtl_priv *rtlpriv = rtl_priv(hw);
469 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
470 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
471 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
472 	u8 dig_dynamic_min, dig_maxofmin;
473 	bool bfirstconnect;
474 	u8 dm_dig_max, dm_dig_min;
475 	u8 current_igi = dm_dig->cur_igvalue;
476 
477 	if (!rtlpriv->dm.dm_initialgain_enable)
478 		return;
479 	if (!dm_dig->dig_enable_flag)
480 		return;
481 	if (mac->act_scanning)
482 		return;
483 
484 	if (mac->link_state >= MAC80211_LINKED)
485 		dm_dig->cur_sta_cstate = DIG_STA_CONNECT;
486 	else
487 		dm_dig->cur_sta_cstate = DIG_STA_DISCONNECT;
488 	if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP ||
489 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC)
490 		dm_dig->cur_sta_cstate = DIG_STA_DISCONNECT;
491 
492 	dm_dig_max = DM_DIG_MAX;
493 	dm_dig_min = DM_DIG_MIN;
494 	dig_maxofmin = DM_DIG_MAX_AP;
495 	dig_dynamic_min = dm_dig->dig_min_0;
496 	bfirstconnect = ((mac->link_state >= MAC80211_LINKED) ? true : false) &&
497 			 !dm_dig->media_connect_0;
498 
499 	dm_dig->rssi_val_min =
500 		rtl88e_dm_initial_gain_min_pwdb(hw);
501 
502 	if (mac->link_state >= MAC80211_LINKED) {
503 		if ((dm_dig->rssi_val_min + 20) > dm_dig_max)
504 			dm_dig->rx_gain_max = dm_dig_max;
505 		else if ((dm_dig->rssi_val_min + 20) < dm_dig_min)
506 			dm_dig->rx_gain_max = dm_dig_min;
507 		else
508 			dm_dig->rx_gain_max = dm_dig->rssi_val_min + 20;
509 
510 		if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
511 			dig_dynamic_min  = dm_dig->antdiv_rssi_max;
512 		} else {
513 			if (dm_dig->rssi_val_min < dm_dig_min)
514 				dig_dynamic_min = dm_dig_min;
515 			else if (dm_dig->rssi_val_min < dig_maxofmin)
516 				dig_dynamic_min = dig_maxofmin;
517 			else
518 				dig_dynamic_min = dm_dig->rssi_val_min;
519 		}
520 	} else {
521 		dm_dig->rx_gain_max = dm_dig_max;
522 		dig_dynamic_min = dm_dig_min;
523 		rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "no link\n");
524 	}
525 
526 	if (rtlpriv->falsealm_cnt.cnt_all > 10000) {
527 		dm_dig->large_fa_hit++;
528 		if (dm_dig->forbidden_igi < current_igi) {
529 			dm_dig->forbidden_igi = current_igi;
530 			dm_dig->large_fa_hit = 1;
531 		}
532 
533 		if (dm_dig->large_fa_hit >= 3) {
534 			if ((dm_dig->forbidden_igi + 1) >
535 				dm_dig->rx_gain_max)
536 				dm_dig->rx_gain_min =
537 					dm_dig->rx_gain_max;
538 			else
539 				dm_dig->rx_gain_min =
540 					dm_dig->forbidden_igi + 1;
541 			dm_dig->recover_cnt = 3600;
542 		}
543 	} else {
544 		if (dm_dig->recover_cnt != 0) {
545 			dm_dig->recover_cnt--;
546 		} else {
547 			if (dm_dig->large_fa_hit == 0) {
548 				if ((dm_dig->forbidden_igi - 1) <
549 				    dig_dynamic_min) {
550 					dm_dig->forbidden_igi = dig_dynamic_min;
551 					dm_dig->rx_gain_min = dig_dynamic_min;
552 				} else {
553 					dm_dig->forbidden_igi--;
554 					dm_dig->rx_gain_min =
555 						dm_dig->forbidden_igi + 1;
556 				}
557 			} else if (dm_dig->large_fa_hit == 3) {
558 				dm_dig->large_fa_hit = 0;
559 			}
560 		}
561 	}
562 
563 	if (dm_dig->cur_sta_cstate == DIG_STA_CONNECT) {
564 		if (bfirstconnect) {
565 			current_igi = dm_dig->rssi_val_min;
566 		} else {
567 			if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH2)
568 				current_igi += 2;
569 			else if (rtlpriv->falsealm_cnt.cnt_all > DM_DIG_FA_TH1)
570 				current_igi++;
571 			else if (rtlpriv->falsealm_cnt.cnt_all < DM_DIG_FA_TH0)
572 				current_igi--;
573 		}
574 	} else {
575 		if (rtlpriv->falsealm_cnt.cnt_all > 10000)
576 			current_igi += 2;
577 		else if (rtlpriv->falsealm_cnt.cnt_all > 8000)
578 			current_igi++;
579 		else if (rtlpriv->falsealm_cnt.cnt_all < 500)
580 			current_igi--;
581 	}
582 
583 	if (current_igi > DM_DIG_FA_UPPER)
584 		current_igi = DM_DIG_FA_UPPER;
585 	else if (current_igi < DM_DIG_FA_LOWER)
586 		current_igi = DM_DIG_FA_LOWER;
587 
588 	if (rtlpriv->falsealm_cnt.cnt_all > 10000)
589 		current_igi = DM_DIG_FA_UPPER;
590 
591 	dm_dig->cur_igvalue = current_igi;
592 	rtl88e_dm_write_dig(hw);
593 	dm_dig->media_connect_0 =
594 		((mac->link_state >= MAC80211_LINKED) ? true : false);
595 	dm_dig->dig_min_0 = dig_dynamic_min;
596 
597 	rtl88e_dm_cck_packet_detection_thresh(hw);
598 }
599 
rtl88e_dm_init_dynamic_txpower(struct ieee80211_hw * hw)600 static void rtl88e_dm_init_dynamic_txpower(struct ieee80211_hw *hw)
601 {
602 	struct rtl_priv *rtlpriv = rtl_priv(hw);
603 
604 	rtlpriv->dm.dynamic_txpower_enable = false;
605 
606 	rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
607 	rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
608 }
609 
rtl92c_dm_dynamic_txpower(struct ieee80211_hw * hw)610 static void rtl92c_dm_dynamic_txpower(struct ieee80211_hw *hw)
611 {
612 	struct rtl_priv *rtlpriv = rtl_priv(hw);
613 	struct rtl_phy *rtlphy = &rtlpriv->phy;
614 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
615 	long undec_sm_pwdb;
616 
617 	if (!rtlpriv->dm.dynamic_txpower_enable)
618 		return;
619 
620 	if (rtlpriv->dm.dm_flag & HAL_DM_HIPWR_DISABLE) {
621 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
622 		return;
623 	}
624 
625 	if ((mac->link_state < MAC80211_LINKED) &&
626 	    (rtlpriv->dm.entry_min_undec_sm_pwdb == 0)) {
627 		rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE,
628 			"Not connected to any\n");
629 
630 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
631 
632 		rtlpriv->dm.last_dtp_lvl = TXHIGHPWRLEVEL_NORMAL;
633 		return;
634 	}
635 
636 	if (mac->link_state >= MAC80211_LINKED) {
637 		if (mac->opmode == NL80211_IFTYPE_ADHOC) {
638 			undec_sm_pwdb =
639 			    rtlpriv->dm.entry_min_undec_sm_pwdb;
640 			rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
641 				"AP Client PWDB = 0x%lx\n",
642 				undec_sm_pwdb);
643 		} else {
644 			undec_sm_pwdb =
645 			    rtlpriv->dm.undec_sm_pwdb;
646 			rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
647 				"STA Default Port PWDB = 0x%lx\n",
648 				undec_sm_pwdb);
649 		}
650 	} else {
651 		undec_sm_pwdb =
652 		    rtlpriv->dm.entry_min_undec_sm_pwdb;
653 
654 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
655 			"AP Ext Port PWDB = 0x%lx\n",
656 			undec_sm_pwdb);
657 	}
658 
659 	if (undec_sm_pwdb >= TX_POWER_NEAR_FIELD_THRESH_LVL2) {
660 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
661 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
662 			"TXHIGHPWRLEVEL_LEVEL1 (TxPwr = 0x0)\n");
663 	} else if ((undec_sm_pwdb <
664 		    (TX_POWER_NEAR_FIELD_THRESH_LVL2 - 3)) &&
665 		   (undec_sm_pwdb >=
666 		    TX_POWER_NEAR_FIELD_THRESH_LVL1)) {
667 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_LEVEL1;
668 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
669 			"TXHIGHPWRLEVEL_LEVEL1 (TxPwr = 0x10)\n");
670 	} else if (undec_sm_pwdb <
671 		   (TX_POWER_NEAR_FIELD_THRESH_LVL1 - 5)) {
672 		rtlpriv->dm.dynamic_txhighpower_lvl = TXHIGHPWRLEVEL_NORMAL;
673 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
674 			"TXHIGHPWRLEVEL_NORMAL\n");
675 	}
676 
677 	if ((rtlpriv->dm.dynamic_txhighpower_lvl !=
678 		rtlpriv->dm.last_dtp_lvl)) {
679 		rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
680 			"PHY_SetTxPowerLevel8192S() Channel = %d\n",
681 			  rtlphy->current_channel);
682 		rtl88e_phy_set_txpower_level(hw, rtlphy->current_channel);
683 	}
684 
685 	rtlpriv->dm.last_dtp_lvl = rtlpriv->dm.dynamic_txhighpower_lvl;
686 }
687 
rtl88e_dm_write_dig(struct ieee80211_hw * hw)688 void rtl88e_dm_write_dig(struct ieee80211_hw *hw)
689 {
690 	struct rtl_priv *rtlpriv = rtl_priv(hw);
691 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
692 
693 	rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
694 		"cur_igvalue = 0x%x, pre_igvalue = 0x%x, backoff_val = %d\n",
695 		 dm_dig->cur_igvalue, dm_dig->pre_igvalue,
696 		 dm_dig->back_val);
697 
698 	if (dm_dig->cur_igvalue > 0x3f)
699 		dm_dig->cur_igvalue = 0x3f;
700 	if (dm_dig->pre_igvalue != dm_dig->cur_igvalue) {
701 		rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
702 			      dm_dig->cur_igvalue);
703 
704 		dm_dig->pre_igvalue = dm_dig->cur_igvalue;
705 	}
706 }
707 
rtl88e_dm_pwdb_monitor(struct ieee80211_hw * hw)708 static void rtl88e_dm_pwdb_monitor(struct ieee80211_hw *hw)
709 {
710 	struct rtl_priv *rtlpriv = rtl_priv(hw);
711 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
712 	struct rtl_sta_info *drv_priv;
713 	static u64 last_record_txok_cnt;
714 	static u64 last_record_rxok_cnt;
715 	long tmp_entry_max_pwdb = 0, tmp_entry_min_pwdb = 0xff;
716 
717 	if (rtlhal->oem_id == RT_CID_819X_HP) {
718 		u64 cur_txok_cnt = 0;
719 		u64 cur_rxok_cnt = 0;
720 		cur_txok_cnt = rtlpriv->stats.txbytesunicast -
721 			last_record_txok_cnt;
722 		cur_rxok_cnt = rtlpriv->stats.rxbytesunicast -
723 			last_record_rxok_cnt;
724 		last_record_txok_cnt = cur_txok_cnt;
725 		last_record_rxok_cnt = cur_rxok_cnt;
726 
727 		if (cur_rxok_cnt > (cur_txok_cnt * 6))
728 			rtl_write_dword(rtlpriv, REG_ARFR0, 0x8f015);
729 		else
730 			rtl_write_dword(rtlpriv, REG_ARFR0, 0xff015);
731 	}
732 
733 	/* AP & ADHOC & MESH */
734 	spin_lock_bh(&rtlpriv->locks.entry_list_lock);
735 	list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
736 		if (drv_priv->rssi_stat.undec_sm_pwdb <
737 			tmp_entry_min_pwdb)
738 			tmp_entry_min_pwdb = drv_priv->rssi_stat.undec_sm_pwdb;
739 		if (drv_priv->rssi_stat.undec_sm_pwdb >
740 			tmp_entry_max_pwdb)
741 			tmp_entry_max_pwdb = drv_priv->rssi_stat.undec_sm_pwdb;
742 	}
743 	spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
744 
745 	/* If associated entry is found */
746 	if (tmp_entry_max_pwdb != 0) {
747 		rtlpriv->dm.entry_max_undec_sm_pwdb = tmp_entry_max_pwdb;
748 		RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMaxPWDB = 0x%lx(%ld)\n",
749 			tmp_entry_max_pwdb, tmp_entry_max_pwdb);
750 	} else {
751 		rtlpriv->dm.entry_max_undec_sm_pwdb = 0;
752 	}
753 	/* If associated entry is found */
754 	if (tmp_entry_min_pwdb != 0xff) {
755 		rtlpriv->dm.entry_min_undec_sm_pwdb = tmp_entry_min_pwdb;
756 		RTPRINT(rtlpriv, FDM, DM_PWDB, "EntryMinPWDB = 0x%lx(%ld)\n",
757 					tmp_entry_min_pwdb, tmp_entry_min_pwdb);
758 	} else {
759 		rtlpriv->dm.entry_min_undec_sm_pwdb = 0;
760 	}
761 	/* Indicate Rx signal strength to FW. */
762 	if (!rtlpriv->dm.useramask)
763 		rtl_write_byte(rtlpriv, 0x4fe, rtlpriv->dm.undec_sm_pwdb);
764 }
765 
rtl88e_dm_init_edca_turbo(struct ieee80211_hw * hw)766 void rtl88e_dm_init_edca_turbo(struct ieee80211_hw *hw)
767 {
768 	struct rtl_priv *rtlpriv = rtl_priv(hw);
769 
770 	rtlpriv->dm.current_turbo_edca = false;
771 	rtlpriv->dm.is_any_nonbepkts = false;
772 	rtlpriv->dm.is_cur_rdlstate = false;
773 }
774 
rtl88e_dm_check_edca_turbo(struct ieee80211_hw * hw)775 static void rtl88e_dm_check_edca_turbo(struct ieee80211_hw *hw)
776 {
777 	struct rtl_priv *rtlpriv = rtl_priv(hw);
778 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
779 	static u64 last_txok_cnt;
780 	static u64 last_rxok_cnt;
781 	static u32 last_bt_edca_ul;
782 	static u32 last_bt_edca_dl;
783 	u64 cur_txok_cnt = 0;
784 	u64 cur_rxok_cnt = 0;
785 	u32 edca_be_ul = 0x5ea42b;
786 	u32 edca_be_dl = 0x5ea42b;
787 	bool bt_change_edca = false;
788 
789 	if ((last_bt_edca_ul != rtlpriv->btcoexist.bt_edca_ul) ||
790 	    (last_bt_edca_dl != rtlpriv->btcoexist.bt_edca_dl)) {
791 		rtlpriv->dm.current_turbo_edca = false;
792 		last_bt_edca_ul = rtlpriv->btcoexist.bt_edca_ul;
793 		last_bt_edca_dl = rtlpriv->btcoexist.bt_edca_dl;
794 	}
795 
796 	if (rtlpriv->btcoexist.bt_edca_ul != 0) {
797 		edca_be_ul = rtlpriv->btcoexist.bt_edca_ul;
798 		bt_change_edca = true;
799 	}
800 
801 	if (rtlpriv->btcoexist.bt_edca_dl != 0) {
802 		edca_be_dl = rtlpriv->btcoexist.bt_edca_dl;
803 		bt_change_edca = true;
804 	}
805 
806 	if (mac->link_state != MAC80211_LINKED) {
807 		rtlpriv->dm.current_turbo_edca = false;
808 		return;
809 	}
810 	if ((bt_change_edca) ||
811 	    ((!rtlpriv->dm.is_any_nonbepkts) &&
812 	     (!rtlpriv->dm.disable_framebursting))) {
813 
814 		cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt;
815 		cur_rxok_cnt = rtlpriv->stats.rxbytesunicast - last_rxok_cnt;
816 
817 		if (cur_rxok_cnt > 4 * cur_txok_cnt) {
818 			if (!rtlpriv->dm.is_cur_rdlstate ||
819 			    !rtlpriv->dm.current_turbo_edca) {
820 				rtl_write_dword(rtlpriv,
821 						REG_EDCA_BE_PARAM,
822 						edca_be_dl);
823 				rtlpriv->dm.is_cur_rdlstate = true;
824 			}
825 		} else {
826 			if (rtlpriv->dm.is_cur_rdlstate ||
827 			    !rtlpriv->dm.current_turbo_edca) {
828 				rtl_write_dword(rtlpriv,
829 						REG_EDCA_BE_PARAM,
830 						edca_be_ul);
831 				rtlpriv->dm.is_cur_rdlstate = false;
832 			}
833 		}
834 		rtlpriv->dm.current_turbo_edca = true;
835 	} else {
836 		if (rtlpriv->dm.current_turbo_edca) {
837 			u8 tmp = AC0_BE;
838 
839 			rtlpriv->cfg->ops->set_hw_reg(hw,
840 						      HW_VAR_AC_PARAM,
841 						      &tmp);
842 			rtlpriv->dm.current_turbo_edca = false;
843 		}
844 	}
845 
846 	rtlpriv->dm.is_any_nonbepkts = false;
847 	last_txok_cnt = rtlpriv->stats.txbytesunicast;
848 	last_rxok_cnt = rtlpriv->stats.rxbytesunicast;
849 }
850 
dm_txpower_track_cb_therm(struct ieee80211_hw * hw)851 static void dm_txpower_track_cb_therm(struct ieee80211_hw *hw)
852 {
853 	struct rtl_priv *rtlpriv = rtl_priv(hw);
854 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
855 	struct rtl_dm	*rtldm = rtl_dm(rtl_priv(hw));
856 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
857 	u8 thermalvalue = 0, delta, delta_lck, delta_iqk, offset;
858 	u8 thermalvalue_avg_count = 0;
859 	u32 thermalvalue_avg = 0;
860 	long  ele_d, temp_cck;
861 	s8 ofdm_index[2], cck_index = 0,
862 		ofdm_index_old[2] = {0, 0}, cck_index_old = 0;
863 	int i = 0;
864 	/*bool is2t = false;*/
865 
866 	u8 ofdm_min_index = 6, rf = 1;
867 	/*u8 index_for_channel;*/
868 	enum _power_dec_inc {power_dec, power_inc};
869 
870 	/*0.1 the following TWO tables decide the
871 	 *final index of OFDM/CCK swing table
872 	 */
873 	static const s8 delta_swing_table_idx[2][15]  = {
874 		{0, 0, 2, 3, 4, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11},
875 		{0, 0, -1, -2, -3, -4, -4, -4, -4, -5, -7, -8, -9, -9, -10}
876 	};
877 	static const u8 thermal_threshold[2][15] = {
878 		{0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 27},
879 		{0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 25, 25}
880 	};
881 
882 	/*Initilization (7 steps in total) */
883 	rtlpriv->dm.txpower_trackinginit = true;
884 	rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
885 		"%s\n", __func__);
886 
887 	thermalvalue = (u8)rtl_get_rfreg(hw, RF90_PATH_A, RF_T_METER,
888 					 0xfc00);
889 	if (!thermalvalue)
890 		return;
891 	rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
892 		"Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x\n",
893 		thermalvalue, rtlpriv->dm.thermalvalue,
894 		rtlefuse->eeprom_thermalmeter);
895 
896 	/*1. Query OFDM Default Setting: Path A*/
897 	ele_d = rtl_get_bbreg(hw, ROFDM0_XATXIQIMBALANCE, MASKDWORD) &
898 			      MASKOFDM_D;
899 	for (i = 0; i < OFDM_TABLE_LENGTH; i++) {
900 		if (ele_d == (ofdmswing_table[i] & MASKOFDM_D)) {
901 			ofdm_index_old[0] = (u8)i;
902 			rtldm->swing_idx_ofdm_base[RF90_PATH_A] = (u8)i;
903 			rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
904 				"Initial pathA ele_d reg0x%x = 0x%lx, ofdm_index = 0x%x\n",
905 				 ROFDM0_XATXIQIMBALANCE,
906 				 ele_d, ofdm_index_old[0]);
907 			break;
908 		}
909 	}
910 
911 	/*2.Query CCK default setting From 0xa24*/
912 	temp_cck = rtl_get_bbreg(hw, RCCK0_TXFILTER2, MASKDWORD) & MASKCCK;
913 	for (i = 0; i < CCK_TABLE_LENGTH; i++) {
914 		if (rtlpriv->dm.cck_inch14) {
915 			if (memcmp(&temp_cck, &cck_tbl_ch14[i][2], 4) == 0) {
916 				cck_index_old = (u8)i;
917 				rtldm->swing_idx_cck_base = (u8)i;
918 				rtl_dbg(rtlpriv, COMP_POWER_TRACKING,
919 					DBG_LOUD,
920 					"Initial reg0x%x = 0x%lx, cck_index = 0x%x, ch 14 %d\n",
921 					RCCK0_TXFILTER2, temp_cck,
922 					cck_index_old,
923 					rtlpriv->dm.cck_inch14);
924 				break;
925 			}
926 		} else {
927 			if (memcmp(&temp_cck, &cck_tbl_ch1_13[i][2], 4) == 0) {
928 				cck_index_old = (u8)i;
929 				rtldm->swing_idx_cck_base = (u8)i;
930 				rtl_dbg(rtlpriv, COMP_POWER_TRACKING,
931 					DBG_LOUD,
932 					"Initial reg0x%x = 0x%lx, cck_index = 0x%x, ch14 %d\n",
933 					RCCK0_TXFILTER2, temp_cck,
934 					cck_index_old,
935 					rtlpriv->dm.cck_inch14);
936 				break;
937 			}
938 		}
939 	}
940 
941 	/*3 Initialize ThermalValues of RFCalibrateInfo*/
942 	if (!rtldm->thermalvalue) {
943 		rtlpriv->dm.thermalvalue = rtlefuse->eeprom_thermalmeter;
944 		rtlpriv->dm.thermalvalue_lck = thermalvalue;
945 		rtlpriv->dm.thermalvalue_iqk = thermalvalue;
946 		for (i = 0; i < rf; i++)
947 			rtlpriv->dm.ofdm_index[i] = ofdm_index_old[i];
948 		rtlpriv->dm.cck_index = cck_index_old;
949 	}
950 
951 	/*4 Calculate average thermal meter*/
952 	rtldm->thermalvalue_avg[rtldm->thermalvalue_avg_index] = thermalvalue;
953 	rtldm->thermalvalue_avg_index++;
954 	if (rtldm->thermalvalue_avg_index == AVG_THERMAL_NUM_88E)
955 		rtldm->thermalvalue_avg_index = 0;
956 
957 	for (i = 0; i < AVG_THERMAL_NUM_88E; i++) {
958 		if (rtldm->thermalvalue_avg[i]) {
959 			thermalvalue_avg += rtldm->thermalvalue_avg[i];
960 			thermalvalue_avg_count++;
961 		}
962 	}
963 
964 	if (thermalvalue_avg_count)
965 		thermalvalue = (u8)(thermalvalue_avg / thermalvalue_avg_count);
966 
967 	/* 5 Calculate delta, delta_LCK, delta_IQK.*/
968 	if (rtlhal->reloadtxpowerindex) {
969 		delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
970 		    (thermalvalue - rtlefuse->eeprom_thermalmeter) :
971 		    (rtlefuse->eeprom_thermalmeter - thermalvalue);
972 		rtlhal->reloadtxpowerindex = false;
973 		rtlpriv->dm.done_txpower = false;
974 	} else if (rtlpriv->dm.done_txpower) {
975 		delta = (thermalvalue > rtlpriv->dm.thermalvalue) ?
976 		    (thermalvalue - rtlpriv->dm.thermalvalue) :
977 		    (rtlpriv->dm.thermalvalue - thermalvalue);
978 	} else {
979 		delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
980 		    (thermalvalue - rtlefuse->eeprom_thermalmeter) :
981 		    (rtlefuse->eeprom_thermalmeter - thermalvalue);
982 	}
983 	delta_lck = (thermalvalue > rtlpriv->dm.thermalvalue_lck) ?
984 	    (thermalvalue - rtlpriv->dm.thermalvalue_lck) :
985 	    (rtlpriv->dm.thermalvalue_lck - thermalvalue);
986 	delta_iqk = (thermalvalue > rtlpriv->dm.thermalvalue_iqk) ?
987 	    (thermalvalue - rtlpriv->dm.thermalvalue_iqk) :
988 	    (rtlpriv->dm.thermalvalue_iqk - thermalvalue);
989 
990 	rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
991 		"Readback Thermal Meter = 0x%x pre thermal meter 0x%x eeprom_thermalmeter 0x%x delta 0x%x delta_lck 0x%x delta_iqk 0x%x\n",
992 		thermalvalue, rtlpriv->dm.thermalvalue,
993 		rtlefuse->eeprom_thermalmeter, delta, delta_lck,
994 		delta_iqk);
995 	/* 6 If necessary, do LCK.*/
996 	if (delta_lck >= 8) {
997 		rtlpriv->dm.thermalvalue_lck = thermalvalue;
998 		rtl88e_phy_lc_calibrate(hw);
999 	}
1000 
1001 	/* 7 If necessary, move the index of
1002 	 * swing table to adjust Tx power.
1003 	 */
1004 	if (delta > 0 && rtlpriv->dm.txpower_track_control) {
1005 		delta = (thermalvalue > rtlefuse->eeprom_thermalmeter) ?
1006 		    (thermalvalue - rtlefuse->eeprom_thermalmeter) :
1007 		    (rtlefuse->eeprom_thermalmeter - thermalvalue);
1008 
1009 		/* 7.1 Get the final CCK_index and OFDM_index for each
1010 		 * swing table.
1011 		 */
1012 		if (thermalvalue > rtlefuse->eeprom_thermalmeter) {
1013 			CAL_SWING_OFF(offset, power_inc, INDEX_MAPPING_NUM,
1014 				      delta);
1015 			for (i = 0; i < rf; i++)
1016 				ofdm_index[i] =
1017 				  rtldm->ofdm_index[i] +
1018 				  delta_swing_table_idx[power_inc][offset];
1019 			cck_index = rtldm->cck_index +
1020 				delta_swing_table_idx[power_inc][offset];
1021 		} else {
1022 			CAL_SWING_OFF(offset, power_dec, INDEX_MAPPING_NUM,
1023 				      delta);
1024 			for (i = 0; i < rf; i++)
1025 				ofdm_index[i] =
1026 				  rtldm->ofdm_index[i] +
1027 				  delta_swing_table_idx[power_dec][offset];
1028 			cck_index = rtldm->cck_index +
1029 				delta_swing_table_idx[power_dec][offset];
1030 		}
1031 
1032 		/* 7.2 Handle boundary conditions of index.*/
1033 		for (i = 0; i < rf; i++) {
1034 			if (ofdm_index[i] > OFDM_TABLE_SIZE-1)
1035 				ofdm_index[i] = OFDM_TABLE_SIZE-1;
1036 			else if (rtldm->ofdm_index[i] < ofdm_min_index)
1037 				ofdm_index[i] = ofdm_min_index;
1038 		}
1039 
1040 		if (cck_index > CCK_TABLE_SIZE-1)
1041 			cck_index = CCK_TABLE_SIZE-1;
1042 		else if (cck_index < 0)
1043 			cck_index = 0;
1044 
1045 		/*7.3Configure the Swing Table to adjust Tx Power.*/
1046 		if (rtlpriv->dm.txpower_track_control) {
1047 			rtldm->done_txpower = true;
1048 			rtldm->swing_idx_ofdm[RF90_PATH_A] =
1049 				(u8)ofdm_index[RF90_PATH_A];
1050 			rtldm->swing_idx_cck = cck_index;
1051 			if (rtldm->swing_idx_ofdm_cur !=
1052 			    rtldm->swing_idx_ofdm[0]) {
1053 				rtldm->swing_idx_ofdm_cur =
1054 					 rtldm->swing_idx_ofdm[0];
1055 				rtldm->swing_flag_ofdm = true;
1056 			}
1057 
1058 			if (rtldm->swing_idx_cck_cur != rtldm->swing_idx_cck) {
1059 				rtldm->swing_idx_cck_cur = rtldm->swing_idx_cck;
1060 				rtldm->swing_flag_cck = true;
1061 			}
1062 
1063 			dm_tx_pwr_track_set_pwr(hw, TXAGC, 0, 0);
1064 		}
1065 	}
1066 
1067 	if (delta_iqk >= 8) {
1068 		rtlpriv->dm.thermalvalue_iqk = thermalvalue;
1069 		rtl88e_phy_iq_calibrate(hw, false);
1070 	}
1071 
1072 	if (rtldm->txpower_track_control)
1073 		rtldm->thermalvalue = thermalvalue;
1074 	rtldm->txpowercount = 0;
1075 	rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD, "end\n");
1076 }
1077 
rtl88e_dm_init_txpower_tracking(struct ieee80211_hw * hw)1078 static void rtl88e_dm_init_txpower_tracking(struct ieee80211_hw *hw)
1079 {
1080 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1081 
1082 	rtlpriv->dm.txpower_tracking = true;
1083 	rtlpriv->dm.txpower_trackinginit = false;
1084 	rtlpriv->dm.txpowercount = 0;
1085 	rtlpriv->dm.txpower_track_control = true;
1086 
1087 	rtlpriv->dm.swing_idx_ofdm[RF90_PATH_A] = 12;
1088 	rtlpriv->dm.swing_idx_ofdm_cur = 12;
1089 	rtlpriv->dm.swing_flag_ofdm = false;
1090 	rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
1091 		"rtlpriv->dm.txpower_tracking = %d\n",
1092 		rtlpriv->dm.txpower_tracking);
1093 }
1094 
rtl88e_dm_check_txpower_tracking(struct ieee80211_hw * hw)1095 void rtl88e_dm_check_txpower_tracking(struct ieee80211_hw *hw)
1096 {
1097 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1098 
1099 	if (!rtlpriv->dm.txpower_tracking)
1100 		return;
1101 
1102 	if (!rtlpriv->dm.tm_trigger) {
1103 		rtl_set_rfreg(hw, RF90_PATH_A, RF_T_METER, BIT(17)|BIT(16),
1104 			      0x03);
1105 		rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
1106 			"Trigger 88E Thermal Meter!!\n");
1107 		rtlpriv->dm.tm_trigger = 1;
1108 		return;
1109 	} else {
1110 		rtl_dbg(rtlpriv, COMP_POWER_TRACKING, DBG_LOUD,
1111 			"Schedule TxPowerTracking !!\n");
1112 		dm_txpower_track_cb_therm(hw);
1113 		rtlpriv->dm.tm_trigger = 0;
1114 	}
1115 }
1116 
rtl88e_dm_init_rate_adaptive_mask(struct ieee80211_hw * hw)1117 void rtl88e_dm_init_rate_adaptive_mask(struct ieee80211_hw *hw)
1118 {
1119 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1120 	struct rate_adaptive *p_ra = &rtlpriv->ra;
1121 
1122 	p_ra->ratr_state = DM_RATR_STA_INIT;
1123 	p_ra->pre_ratr_state = DM_RATR_STA_INIT;
1124 
1125 	if (rtlpriv->dm.dm_type == DM_TYPE_BYDRIVER)
1126 		rtlpriv->dm.useramask = true;
1127 	else
1128 		rtlpriv->dm.useramask = false;
1129 }
1130 
rtl88e_dm_refresh_rate_adaptive_mask(struct ieee80211_hw * hw)1131 static void rtl88e_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
1132 {
1133 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1134 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
1135 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1136 	struct rate_adaptive *p_ra = &rtlpriv->ra;
1137 	u32 low_rssithresh_for_ra, high_rssithresh_for_ra;
1138 	struct ieee80211_sta *sta = NULL;
1139 
1140 	if (is_hal_stop(rtlhal)) {
1141 		rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
1142 			"driver is going to unload\n");
1143 		return;
1144 	}
1145 
1146 	if (!rtlpriv->dm.useramask) {
1147 		rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
1148 			"driver does not control rate adaptive mask\n");
1149 		return;
1150 	}
1151 
1152 	if (mac->link_state == MAC80211_LINKED &&
1153 	    mac->opmode == NL80211_IFTYPE_STATION) {
1154 		switch (p_ra->pre_ratr_state) {
1155 		case DM_RATR_STA_HIGH:
1156 			high_rssithresh_for_ra = 50;
1157 			low_rssithresh_for_ra = 20;
1158 			break;
1159 		case DM_RATR_STA_MIDDLE:
1160 			high_rssithresh_for_ra = 55;
1161 			low_rssithresh_for_ra = 20;
1162 			break;
1163 		case DM_RATR_STA_LOW:
1164 			high_rssithresh_for_ra = 50;
1165 			low_rssithresh_for_ra = 25;
1166 			break;
1167 		default:
1168 			high_rssithresh_for_ra = 50;
1169 			low_rssithresh_for_ra = 20;
1170 			break;
1171 		}
1172 
1173 		if (rtlpriv->dm.undec_sm_pwdb >
1174 		    (long)high_rssithresh_for_ra)
1175 			p_ra->ratr_state = DM_RATR_STA_HIGH;
1176 		else if (rtlpriv->dm.undec_sm_pwdb >
1177 			 (long)low_rssithresh_for_ra)
1178 			p_ra->ratr_state = DM_RATR_STA_MIDDLE;
1179 		else
1180 			p_ra->ratr_state = DM_RATR_STA_LOW;
1181 
1182 		if (p_ra->pre_ratr_state != p_ra->ratr_state) {
1183 			rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
1184 				"RSSI = %ld\n",
1185 				rtlpriv->dm.undec_sm_pwdb);
1186 			rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
1187 				"RSSI_LEVEL = %d\n", p_ra->ratr_state);
1188 			rtl_dbg(rtlpriv, COMP_RATE, DBG_LOUD,
1189 				"PreState = %d, CurState = %d\n",
1190 				p_ra->pre_ratr_state, p_ra->ratr_state);
1191 
1192 			rcu_read_lock();
1193 			sta = rtl_find_sta(hw, mac->bssid);
1194 			if (sta)
1195 				rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
1196 							p_ra->ratr_state,
1197 								   true);
1198 			rcu_read_unlock();
1199 
1200 			p_ra->pre_ratr_state = p_ra->ratr_state;
1201 		}
1202 	}
1203 }
1204 
rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw * hw)1205 static void rtl92c_dm_init_dynamic_bb_powersaving(struct ieee80211_hw *hw)
1206 {
1207 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1208 	struct ps_t *dm_pstable = &rtlpriv->dm_pstable;
1209 
1210 	dm_pstable->pre_ccastate = CCA_MAX;
1211 	dm_pstable->cur_ccasate = CCA_MAX;
1212 	dm_pstable->pre_rfstate = RF_MAX;
1213 	dm_pstable->cur_rfstate = RF_MAX;
1214 	dm_pstable->rssi_val_min = 0;
1215 }
1216 
rtl88e_dm_update_rx_idle_ant(struct ieee80211_hw * hw,u8 ant)1217 static void rtl88e_dm_update_rx_idle_ant(struct ieee80211_hw *hw,
1218 					 u8 ant)
1219 {
1220 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1221 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1222 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1223 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1224 	u32 default_ant, optional_ant;
1225 
1226 	if (pfat_table->rx_idle_ant != ant) {
1227 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
1228 			"need to update rx idle ant\n");
1229 		if (ant == MAIN_ANT) {
1230 			default_ant =
1231 			  (pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
1232 			  MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
1233 			optional_ant =
1234 			  (pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
1235 			  AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
1236 		} else {
1237 			default_ant =
1238 			   (pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
1239 			   AUX_ANT_CG_TRX : AUX_ANT_CGCS_RX;
1240 			optional_ant =
1241 			   (pfat_table->rx_idle_ant == CG_TRX_HW_ANTDIV) ?
1242 			   MAIN_ANT_CG_TRX : MAIN_ANT_CGCS_RX;
1243 		}
1244 
1245 		if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
1246 			rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1247 				      BIT(5) | BIT(4) | BIT(3), default_ant);
1248 			rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1249 				      BIT(8) | BIT(7) | BIT(6), optional_ant);
1250 			rtl_set_bbreg(hw, DM_REG_ANTSEL_CTRL_11N,
1251 				      BIT(14) | BIT(13) | BIT(12),
1252 				      default_ant);
1253 			rtl_set_bbreg(hw, DM_REG_RESP_TX_11N,
1254 				      BIT(6) | BIT(7), default_ant);
1255 		} else if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV) {
1256 			rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1257 				      BIT(5) | BIT(4) | BIT(3), default_ant);
1258 			rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1259 				      BIT(8) | BIT(7) | BIT(6), optional_ant);
1260 		}
1261 	}
1262 	pfat_table->rx_idle_ant = ant;
1263 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "RxIdleAnt %s\n",
1264 		(ant == MAIN_ANT) ? ("MAIN_ANT") : ("AUX_ANT"));
1265 }
1266 
rtl88e_dm_update_tx_ant(struct ieee80211_hw * hw,u8 ant,u32 mac_id)1267 static void rtl88e_dm_update_tx_ant(struct ieee80211_hw *hw,
1268 				    u8 ant, u32 mac_id)
1269 {
1270 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1271 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1272 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1273 	u8 target_ant;
1274 
1275 	if (ant == MAIN_ANT)
1276 		target_ant = MAIN_ANT_CG_TRX;
1277 	else
1278 		target_ant = AUX_ANT_CG_TRX;
1279 
1280 	pfat_table->antsel_a[mac_id] = target_ant & BIT(0);
1281 	pfat_table->antsel_b[mac_id] = (target_ant & BIT(1)) >> 1;
1282 	pfat_table->antsel_c[mac_id] = (target_ant & BIT(2)) >> 2;
1283 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "txfrominfo target ant %s\n",
1284 		(ant == MAIN_ANT) ? ("MAIN_ANT") : ("AUX_ANT"));
1285 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "antsel_tr_mux = 3'b%d%d%d\n",
1286 		pfat_table->antsel_c[mac_id],
1287 		pfat_table->antsel_b[mac_id],
1288 		pfat_table->antsel_a[mac_id]);
1289 }
1290 
rtl88e_dm_rx_hw_antena_div_init(struct ieee80211_hw * hw)1291 static void rtl88e_dm_rx_hw_antena_div_init(struct ieee80211_hw *hw)
1292 {
1293 	u32  value32;
1294 
1295 	/*MAC Setting*/
1296 	value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
1297 	rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N,
1298 		      MASKDWORD, value32 | (BIT(23) | BIT(25)));
1299 	/*Pin Setting*/
1300 	rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
1301 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
1302 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 1);
1303 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
1304 	/*OFDM Setting*/
1305 	rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
1306 	/*CCK Setting*/
1307 	rtl_set_bbreg(hw, DM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
1308 	rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
1309 	rtl88e_dm_update_rx_idle_ant(hw, MAIN_ANT);
1310 	rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKLWORD, 0x0201);
1311 }
1312 
rtl88e_dm_trx_hw_antenna_div_init(struct ieee80211_hw * hw)1313 static void rtl88e_dm_trx_hw_antenna_div_init(struct ieee80211_hw *hw)
1314 {
1315 	u32  value32;
1316 
1317 	/*MAC Setting*/
1318 	value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
1319 	rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD,
1320 		      value32 | (BIT(23) | BIT(25)));
1321 	/*Pin Setting*/
1322 	rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
1323 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
1324 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 0);
1325 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
1326 	/*OFDM Setting*/
1327 	rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
1328 	/*CCK Setting*/
1329 	rtl_set_bbreg(hw, DM_REG_BB_PWR_SAV4_11N, BIT(7), 1);
1330 	rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA2_11N, BIT(4), 1);
1331 	/*TX Setting*/
1332 	rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N, BIT(21), 0);
1333 	rtl88e_dm_update_rx_idle_ant(hw, MAIN_ANT);
1334 	rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKLWORD, 0x0201);
1335 }
1336 
rtl88e_dm_fast_training_init(struct ieee80211_hw * hw)1337 static void rtl88e_dm_fast_training_init(struct ieee80211_hw *hw)
1338 {
1339 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1340 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1341 	u32 ant_combination = 2;
1342 	u32 value32, i;
1343 
1344 	for (i = 0; i < 6; i++) {
1345 		pfat_table->bssid[i] = 0;
1346 		pfat_table->ant_sum[i] = 0;
1347 		pfat_table->ant_cnt[i] = 0;
1348 		pfat_table->ant_ave[i] = 0;
1349 	}
1350 	pfat_table->train_idx = 0;
1351 	pfat_table->fat_state = FAT_NORMAL_STATE;
1352 
1353 	/*MAC Setting*/
1354 	value32 = rtl_get_bbreg(hw, DM_REG_ANTSEL_PIN_11N, MASKDWORD);
1355 	rtl_set_bbreg(hw, DM_REG_ANTSEL_PIN_11N,
1356 		      MASKDWORD, value32 | (BIT(23) | BIT(25)));
1357 	value32 = rtl_get_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N, MASKDWORD);
1358 	rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
1359 		      MASKDWORD, value32 | (BIT(16) | BIT(17)));
1360 	rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
1361 		      MASKLWORD, 0);
1362 	rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA1_11N,
1363 		      MASKDWORD, 0);
1364 
1365 	/*Pin Setting*/
1366 	rtl_set_bbreg(hw, DM_REG_PIN_CTRL_11N, BIT(9) | BIT(8), 0);
1367 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(10), 0);
1368 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(22), 0);
1369 	rtl_set_bbreg(hw, DM_REG_LNA_SWITCH_11N, BIT(31), 1);
1370 
1371 	/*OFDM Setting*/
1372 	rtl_set_bbreg(hw, DM_REG_ANTDIV_PARA1_11N, MASKDWORD, 0x000000a0);
1373 	/*antenna mapping table*/
1374 	rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKBYTE0, 1);
1375 	rtl_set_bbreg(hw, DM_REG_ANT_MAPPING1_11N, MASKBYTE1, 2);
1376 
1377 	/*TX Setting*/
1378 	rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N, BIT(21), 1);
1379 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1380 		      BIT(5) | BIT(4) | BIT(3), 0);
1381 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1382 		      BIT(8) | BIT(7) | BIT(6), 1);
1383 	rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N,
1384 		      BIT(2) | BIT(1) | BIT(0), (ant_combination - 1));
1385 
1386 	rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
1387 }
1388 
rtl88e_dm_antenna_div_init(struct ieee80211_hw * hw)1389 static void rtl88e_dm_antenna_div_init(struct ieee80211_hw *hw)
1390 {
1391 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1392 
1393 	if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV)
1394 		rtl88e_dm_rx_hw_antena_div_init(hw);
1395 	else if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
1396 		rtl88e_dm_trx_hw_antenna_div_init(hw);
1397 	else if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)
1398 		rtl88e_dm_fast_training_init(hw);
1399 
1400 }
1401 
rtl88e_dm_set_tx_ant_by_tx_info(struct ieee80211_hw * hw,u8 * pdesc,u32 mac_id)1402 void rtl88e_dm_set_tx_ant_by_tx_info(struct ieee80211_hw *hw,
1403 				     u8 *pdesc, u32 mac_id)
1404 {
1405 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1406 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1407 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1408 	__le32 *pdesc32 = (__le32 *)pdesc;
1409 
1410 	if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) ||
1411 	    (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)) {
1412 		set_tx_desc_antsel_a(pdesc32, pfat_table->antsel_a[mac_id]);
1413 		set_tx_desc_antsel_b(pdesc32, pfat_table->antsel_b[mac_id]);
1414 		set_tx_desc_antsel_c(pdesc32, pfat_table->antsel_c[mac_id]);
1415 	}
1416 }
1417 
rtl88e_dm_ant_sel_statistics(struct ieee80211_hw * hw,u8 antsel_tr_mux,u32 mac_id,u32 rx_pwdb_all)1418 void rtl88e_dm_ant_sel_statistics(struct ieee80211_hw *hw,
1419 				  u8 antsel_tr_mux, u32 mac_id,
1420 				  u32 rx_pwdb_all)
1421 {
1422 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1423 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1424 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1425 
1426 	if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) {
1427 		if (antsel_tr_mux == MAIN_ANT_CG_TRX) {
1428 			pfat_table->main_ant_sum[mac_id] += rx_pwdb_all;
1429 			pfat_table->main_ant_cnt[mac_id]++;
1430 		} else {
1431 			pfat_table->aux_ant_sum[mac_id] += rx_pwdb_all;
1432 			pfat_table->aux_ant_cnt[mac_id]++;
1433 		}
1434 	} else if (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV) {
1435 		if (antsel_tr_mux == MAIN_ANT_CGCS_RX) {
1436 			pfat_table->main_ant_sum[mac_id] += rx_pwdb_all;
1437 			pfat_table->main_ant_cnt[mac_id]++;
1438 		} else {
1439 			pfat_table->aux_ant_sum[mac_id] += rx_pwdb_all;
1440 			pfat_table->aux_ant_cnt[mac_id]++;
1441 		}
1442 	}
1443 }
1444 
rtl88e_dm_hw_ant_div(struct ieee80211_hw * hw)1445 static void rtl88e_dm_hw_ant_div(struct ieee80211_hw *hw)
1446 {
1447 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1448 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1449 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1450 	struct rtl_sta_info *drv_priv;
1451 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1452 	struct dig_t *dm_dig = &rtlpriv->dm_digtable;
1453 	u32 i, min_rssi = 0xff, ant_div_max_rssi = 0;
1454 	u32 max_rssi = 0, local_min_rssi, local_max_rssi;
1455 	u32 main_rssi, aux_rssi;
1456 	u8 rx_idle_ant = 0, target_ant = 7;
1457 
1458 	/*for sta its self*/
1459 	i = 0;
1460 	main_rssi = (pfat_table->main_ant_cnt[i] != 0) ?
1461 		(pfat_table->main_ant_sum[i] / pfat_table->main_ant_cnt[i]) : 0;
1462 	aux_rssi = (pfat_table->aux_ant_cnt[i] != 0) ?
1463 		(pfat_table->aux_ant_sum[i] / pfat_table->aux_ant_cnt[i]) : 0;
1464 	target_ant = (main_rssi == aux_rssi) ?
1465 		pfat_table->rx_idle_ant : ((main_rssi >= aux_rssi) ?
1466 		MAIN_ANT : AUX_ANT);
1467 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
1468 		"main_ant_sum %d main_ant_cnt %d\n",
1469 		pfat_table->main_ant_sum[i],
1470 		pfat_table->main_ant_cnt[i]);
1471 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
1472 		"aux_ant_sum %d aux_ant_cnt %d\n",
1473 		pfat_table->aux_ant_sum[i], pfat_table->aux_ant_cnt[i]);
1474 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "main_rssi %d aux_rssi%d\n",
1475 		main_rssi, aux_rssi);
1476 	local_max_rssi = (main_rssi > aux_rssi) ? main_rssi : aux_rssi;
1477 	if ((local_max_rssi > ant_div_max_rssi) && (local_max_rssi < 40))
1478 		ant_div_max_rssi = local_max_rssi;
1479 	if (local_max_rssi > max_rssi)
1480 		max_rssi = local_max_rssi;
1481 
1482 	if ((pfat_table->rx_idle_ant == MAIN_ANT) && (main_rssi == 0))
1483 		main_rssi = aux_rssi;
1484 	else if ((pfat_table->rx_idle_ant == AUX_ANT) && (aux_rssi == 0))
1485 		aux_rssi = main_rssi;
1486 
1487 	local_min_rssi = (main_rssi > aux_rssi) ? aux_rssi : main_rssi;
1488 	if (local_min_rssi < min_rssi) {
1489 		min_rssi = local_min_rssi;
1490 		rx_idle_ant = target_ant;
1491 	}
1492 	if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
1493 		rtl88e_dm_update_tx_ant(hw, target_ant, i);
1494 
1495 	if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP ||
1496 	    rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC) {
1497 		spin_lock_bh(&rtlpriv->locks.entry_list_lock);
1498 		list_for_each_entry(drv_priv, &rtlpriv->entry_list, list) {
1499 			i++;
1500 			main_rssi = (pfat_table->main_ant_cnt[i] != 0) ?
1501 				(pfat_table->main_ant_sum[i] /
1502 				pfat_table->main_ant_cnt[i]) : 0;
1503 			aux_rssi = (pfat_table->aux_ant_cnt[i] != 0) ?
1504 				(pfat_table->aux_ant_sum[i] /
1505 				pfat_table->aux_ant_cnt[i]) : 0;
1506 			target_ant = (main_rssi == aux_rssi) ?
1507 				pfat_table->rx_idle_ant : ((main_rssi >=
1508 				aux_rssi) ? MAIN_ANT : AUX_ANT);
1509 
1510 			local_max_rssi = (main_rssi > aux_rssi) ?
1511 					 main_rssi : aux_rssi;
1512 			if ((local_max_rssi > ant_div_max_rssi) &&
1513 			    (local_max_rssi < 40))
1514 				ant_div_max_rssi = local_max_rssi;
1515 			if (local_max_rssi > max_rssi)
1516 				max_rssi = local_max_rssi;
1517 
1518 			if ((pfat_table->rx_idle_ant == MAIN_ANT) &&
1519 			    (main_rssi == 0))
1520 				main_rssi = aux_rssi;
1521 			else if ((pfat_table->rx_idle_ant == AUX_ANT) &&
1522 				 (aux_rssi == 0))
1523 				aux_rssi = main_rssi;
1524 
1525 			local_min_rssi = (main_rssi > aux_rssi) ?
1526 				aux_rssi : main_rssi;
1527 			if (local_min_rssi < min_rssi) {
1528 				min_rssi = local_min_rssi;
1529 				rx_idle_ant = target_ant;
1530 			}
1531 			if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
1532 				rtl88e_dm_update_tx_ant(hw, target_ant, i);
1533 		}
1534 		spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
1535 	}
1536 
1537 	for (i = 0; i < ASSOCIATE_ENTRY_NUM; i++) {
1538 		pfat_table->main_ant_sum[i] = 0;
1539 		pfat_table->aux_ant_sum[i] = 0;
1540 		pfat_table->main_ant_cnt[i] = 0;
1541 		pfat_table->aux_ant_cnt[i] = 0;
1542 	}
1543 
1544 	rtl88e_dm_update_rx_idle_ant(hw, rx_idle_ant);
1545 
1546 	dm_dig->antdiv_rssi_max = ant_div_max_rssi;
1547 	dm_dig->rssi_max = max_rssi;
1548 }
1549 
rtl88e_set_next_mac_address_target(struct ieee80211_hw * hw)1550 static void rtl88e_set_next_mac_address_target(struct ieee80211_hw *hw)
1551 {
1552 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1553 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1554 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1555 	struct rtl_sta_info *drv_priv;
1556 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1557 	u32 value32, i, j = 0;
1558 
1559 	if (mac->link_state >= MAC80211_LINKED) {
1560 		for (i = 0; i < ASSOCIATE_ENTRY_NUM; i++) {
1561 			if ((pfat_table->train_idx + 1) == ASSOCIATE_ENTRY_NUM)
1562 				pfat_table->train_idx = 0;
1563 			else
1564 				pfat_table->train_idx++;
1565 
1566 			if (pfat_table->train_idx == 0) {
1567 				value32 = (mac->mac_addr[5] << 8) |
1568 					  mac->mac_addr[4];
1569 				rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA2_11N,
1570 					      MASKLWORD, value32);
1571 
1572 				value32 = (mac->mac_addr[3] << 24) |
1573 					  (mac->mac_addr[2] << 16) |
1574 					  (mac->mac_addr[1] << 8) |
1575 					  mac->mac_addr[0];
1576 				rtl_set_bbreg(hw, DM_REG_ANT_TRAIN_PARA1_11N,
1577 					      MASKDWORD, value32);
1578 				break;
1579 			}
1580 
1581 			if (rtlpriv->mac80211.opmode !=
1582 			    NL80211_IFTYPE_STATION) {
1583 				spin_lock_bh(&rtlpriv->locks.entry_list_lock);
1584 				list_for_each_entry(drv_priv,
1585 						    &rtlpriv->entry_list, list) {
1586 					j++;
1587 					if (j != pfat_table->train_idx)
1588 						continue;
1589 
1590 					value32 = (drv_priv->mac_addr[5] << 8) |
1591 						  drv_priv->mac_addr[4];
1592 					rtl_set_bbreg(hw,
1593 						      DM_REG_ANT_TRAIN_PARA2_11N,
1594 						      MASKLWORD, value32);
1595 
1596 					value32 = (drv_priv->mac_addr[3] << 24) |
1597 						  (drv_priv->mac_addr[2] << 16) |
1598 						  (drv_priv->mac_addr[1] << 8) |
1599 						  drv_priv->mac_addr[0];
1600 					rtl_set_bbreg(hw,
1601 						      DM_REG_ANT_TRAIN_PARA1_11N,
1602 						      MASKDWORD, value32);
1603 					break;
1604 				}
1605 				spin_unlock_bh(&rtlpriv->locks.entry_list_lock);
1606 				/*find entry, break*/
1607 				if (j == pfat_table->train_idx)
1608 					break;
1609 			}
1610 		}
1611 	}
1612 }
1613 
rtl88e_dm_fast_ant_training(struct ieee80211_hw * hw)1614 static void rtl88e_dm_fast_ant_training(struct ieee80211_hw *hw)
1615 {
1616 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1617 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1618 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1619 	u32 i, max_rssi = 0;
1620 	u8 target_ant = 2;
1621 	bool bpkt_filter_match = false;
1622 
1623 	if (pfat_table->fat_state == FAT_TRAINING_STATE) {
1624 		for (i = 0; i < 7; i++) {
1625 			if (pfat_table->ant_cnt[i] == 0) {
1626 				pfat_table->ant_ave[i] = 0;
1627 			} else {
1628 				pfat_table->ant_ave[i] =
1629 					pfat_table->ant_sum[i] /
1630 					pfat_table->ant_cnt[i];
1631 				bpkt_filter_match = true;
1632 			}
1633 
1634 			if (pfat_table->ant_ave[i] > max_rssi) {
1635 				max_rssi = pfat_table->ant_ave[i];
1636 				target_ant = (u8) i;
1637 			}
1638 		}
1639 
1640 		if (!bpkt_filter_match) {
1641 			rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N,
1642 				      BIT(16), 0);
1643 			rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
1644 		} else {
1645 			rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N,
1646 				      BIT(16), 0);
1647 			rtl_set_bbreg(hw, DM_REG_RX_ANT_CTRL_11N, BIT(8) |
1648 				      BIT(7) | BIT(6), target_ant);
1649 			rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
1650 				      BIT(21), 1);
1651 
1652 			pfat_table->antsel_a[pfat_table->train_idx] =
1653 				target_ant & BIT(0);
1654 			pfat_table->antsel_b[pfat_table->train_idx] =
1655 				(target_ant & BIT(1)) >> 1;
1656 			pfat_table->antsel_c[pfat_table->train_idx] =
1657 				(target_ant & BIT(2)) >> 2;
1658 
1659 			if (target_ant == 0)
1660 				rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
1661 		}
1662 
1663 		for (i = 0; i < 7; i++) {
1664 			pfat_table->ant_sum[i] = 0;
1665 			pfat_table->ant_cnt[i] = 0;
1666 		}
1667 
1668 		pfat_table->fat_state = FAT_NORMAL_STATE;
1669 		return;
1670 	}
1671 
1672 	if (pfat_table->fat_state == FAT_NORMAL_STATE) {
1673 		rtl88e_set_next_mac_address_target(hw);
1674 
1675 		pfat_table->fat_state = FAT_TRAINING_STATE;
1676 		rtl_set_bbreg(hw, DM_REG_TXAGC_A_1_MCS32_11N, BIT(16), 1);
1677 		rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
1678 
1679 		mod_timer(&rtlpriv->works.fast_antenna_training_timer,
1680 			  jiffies + MSECS(RTL_WATCH_DOG_TIME));
1681 	}
1682 }
1683 
rtl88e_dm_fast_antenna_training_callback(struct timer_list * t)1684 void rtl88e_dm_fast_antenna_training_callback(struct timer_list *t)
1685 {
1686 	struct rtl_priv *rtlpriv =
1687 		from_timer(rtlpriv, t, works.fast_antenna_training_timer);
1688 	struct ieee80211_hw *hw = rtlpriv->hw;
1689 
1690 	rtl88e_dm_fast_ant_training(hw);
1691 }
1692 
rtl88e_dm_antenna_diversity(struct ieee80211_hw * hw)1693 static void rtl88e_dm_antenna_diversity(struct ieee80211_hw *hw)
1694 {
1695 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1696 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1697 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1698 	struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw));
1699 	struct fast_ant_training *pfat_table = &rtldm->fat_table;
1700 
1701 	if (mac->link_state < MAC80211_LINKED) {
1702 		rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD, "No Link\n");
1703 		if (pfat_table->becomelinked) {
1704 			rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
1705 				"need to turn off HW AntDiv\n");
1706 			rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 0);
1707 			rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA1_11N,
1708 				      BIT(15), 0);
1709 			if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
1710 				rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
1711 					      BIT(21), 0);
1712 			pfat_table->becomelinked =
1713 				(mac->link_state == MAC80211_LINKED) ?
1714 				true : false;
1715 		}
1716 		return;
1717 	} else {
1718 		if (!pfat_table->becomelinked) {
1719 			rtl_dbg(rtlpriv, COMP_DIG, DBG_LOUD,
1720 				"Need to turn on HW AntDiv\n");
1721 			rtl_set_bbreg(hw, DM_REG_IGI_A_11N, BIT(7), 1);
1722 			rtl_set_bbreg(hw, DM_REG_CCK_ANTDIV_PARA1_11N,
1723 				      BIT(15), 1);
1724 			if (rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV)
1725 				rtl_set_bbreg(hw, DM_REG_TX_ANT_CTRL_11N,
1726 					      BIT(21), 1);
1727 			pfat_table->becomelinked =
1728 				(mac->link_state >= MAC80211_LINKED) ?
1729 				true : false;
1730 		}
1731 	}
1732 
1733 	if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) ||
1734 	    (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV))
1735 		rtl88e_dm_hw_ant_div(hw);
1736 	else if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV)
1737 		rtl88e_dm_fast_ant_training(hw);
1738 }
1739 
rtl88e_dm_init(struct ieee80211_hw * hw)1740 void rtl88e_dm_init(struct ieee80211_hw *hw)
1741 {
1742 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1743 	u32 cur_igvalue = rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f);
1744 
1745 	rtlpriv->dm.dm_type = DM_TYPE_BYDRIVER;
1746 	rtl_dm_diginit(hw, cur_igvalue);
1747 	rtl88e_dm_init_dynamic_txpower(hw);
1748 	rtl88e_dm_init_edca_turbo(hw);
1749 	rtl88e_dm_init_rate_adaptive_mask(hw);
1750 	rtl88e_dm_init_txpower_tracking(hw);
1751 	rtl92c_dm_init_dynamic_bb_powersaving(hw);
1752 	rtl88e_dm_antenna_div_init(hw);
1753 }
1754 
rtl88e_dm_watchdog(struct ieee80211_hw * hw)1755 void rtl88e_dm_watchdog(struct ieee80211_hw *hw)
1756 {
1757 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1758 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1759 	bool fw_current_inpsmode = false;
1760 	bool fw_ps_awake = true;
1761 
1762 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
1763 				      (u8 *)(&fw_current_inpsmode));
1764 	rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
1765 				      (u8 *)(&fw_ps_awake));
1766 	if (ppsc->p2p_ps_info.p2p_ps_mode)
1767 		fw_ps_awake = false;
1768 
1769 	spin_lock(&rtlpriv->locks.rf_ps_lock);
1770 	if ((ppsc->rfpwr_state == ERFON) &&
1771 	    ((!fw_current_inpsmode) && fw_ps_awake) &&
1772 	    (!ppsc->rfchange_inprogress)) {
1773 		rtl88e_dm_pwdb_monitor(hw);
1774 		rtl88e_dm_dig(hw);
1775 		rtl88e_dm_false_alarm_counter_statistics(hw);
1776 		rtl92c_dm_dynamic_txpower(hw);
1777 		rtl88e_dm_check_txpower_tracking(hw);
1778 		rtl88e_dm_refresh_rate_adaptive_mask(hw);
1779 		rtl88e_dm_check_edca_turbo(hw);
1780 		rtl88e_dm_antenna_diversity(hw);
1781 	}
1782 	spin_unlock(&rtlpriv->locks.rf_ps_lock);
1783 }
1784