1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2007 - 2011 Realtek Corporation. */
3
4 #include "../include/odm_precomp.h"
5
6 #define READ_AND_CONFIG READ_AND_CONFIG_MP
7
8 #define READ_AND_CONFIG_MP(ic, txt) (ODM_ReadAndConfig##txt##ic(dm_odm))
9
odm_QueryRxPwrPercentage(s8 AntPower)10 static u8 odm_QueryRxPwrPercentage(s8 AntPower)
11 {
12 if ((AntPower <= -100) || (AntPower >= 20))
13 return 0;
14 else if (AntPower >= 0)
15 return 100;
16 else
17 return 100 + AntPower;
18 }
19
odm_SignalScaleMapping(struct odm_dm_struct * dm_odm,s32 CurrSig)20 static s32 odm_SignalScaleMapping(struct odm_dm_struct *dm_odm, s32 CurrSig)
21 {
22 s32 RetSig = 0;
23
24 if (CurrSig >= 51 && CurrSig <= 100)
25 RetSig = 100;
26 else if (CurrSig >= 41 && CurrSig <= 50)
27 RetSig = 80 + ((CurrSig - 40) * 2);
28 else if (CurrSig >= 31 && CurrSig <= 40)
29 RetSig = 66 + (CurrSig - 30);
30 else if (CurrSig >= 21 && CurrSig <= 30)
31 RetSig = 54 + (CurrSig - 20);
32 else if (CurrSig >= 10 && CurrSig <= 20)
33 RetSig = 42 + (((CurrSig - 10) * 2) / 3);
34 else if (CurrSig >= 5 && CurrSig <= 9)
35 RetSig = 22 + (((CurrSig - 5) * 3) / 2);
36 else if (CurrSig >= 1 && CurrSig <= 4)
37 RetSig = 6 + (((CurrSig - 1) * 3) / 2);
38 else
39 RetSig = CurrSig;
40
41 return RetSig;
42 }
43
odm_evm_db_to_percentage(s8 value)44 static u8 odm_evm_db_to_percentage(s8 value)
45 {
46 /* -33dB~0dB to 0%~99% */
47 s8 ret_val = clamp(-value, 0, 33) * 3;
48
49 if (ret_val == 99)
50 ret_val = 100;
51
52 return ret_val;
53 }
54
odm_RxPhyStatus92CSeries_Parsing(struct odm_dm_struct * dm_odm,struct phy_info * pPhyInfo,u8 * pPhyStatus,struct odm_per_pkt_info * pPktinfo,struct adapter * adapt)55 static void odm_RxPhyStatus92CSeries_Parsing(struct odm_dm_struct *dm_odm,
56 struct phy_info *pPhyInfo,
57 u8 *pPhyStatus,
58 struct odm_per_pkt_info *pPktinfo,
59 struct adapter *adapt)
60 {
61 u8 i, Max_spatial_stream;
62 s8 rx_pwr[4], rx_pwr_all = 0;
63 u8 EVM, PWDB_ALL = 0;
64 u8 RSSI, total_rssi = 0;
65 u8 isCCKrate = 0;
66 u8 rf_rx_num = 0;
67 u8 cck_highpwr = 0;
68 u8 LNA_idx, VGA_idx;
69
70 struct phy_status_rpt *pPhyStaRpt = (struct phy_status_rpt *)pPhyStatus;
71
72 isCCKrate = ((pPktinfo->Rate >= DESC92C_RATE1M) && (pPktinfo->Rate <= DESC92C_RATE11M)) ? true : false;
73
74 pPhyInfo->RxMIMOSignalQuality[RF_PATH_A] = -1;
75 pPhyInfo->RxMIMOSignalQuality[RF_PATH_B] = -1;
76
77 if (isCCKrate) {
78 u8 cck_agc_rpt;
79
80 dm_odm->PhyDbgInfo.NumQryPhyStatusCCK++;
81 /* (1)Hardware does not provide RSSI for CCK */
82 /* (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) */
83
84 cck_highpwr = dm_odm->bCckHighPower;
85
86 cck_agc_rpt = pPhyStaRpt->cck_agc_rpt_ofdm_cfosho_a;
87
88 /* 2011.11.28 LukeLee: 88E use different LNA & VGA gain table */
89 /* The RSSI formula should be modified according to the gain table */
90 /* In 88E, cck_highpwr is always set to 1 */
91 LNA_idx = ((cck_agc_rpt & 0xE0) >> 5);
92 VGA_idx = (cck_agc_rpt & 0x1F);
93 switch (LNA_idx) {
94 case 7:
95 if (VGA_idx <= 27)
96 rx_pwr_all = -100 + 2 * (27 - VGA_idx); /* VGA_idx = 27~2 */
97 else
98 rx_pwr_all = -100;
99 break;
100 case 6:
101 rx_pwr_all = -48 + 2 * (2 - VGA_idx); /* VGA_idx = 2~0 */
102 break;
103 case 5:
104 rx_pwr_all = -42 + 2 * (7 - VGA_idx); /* VGA_idx = 7~5 */
105 break;
106 case 4:
107 rx_pwr_all = -36 + 2 * (7 - VGA_idx); /* VGA_idx = 7~4 */
108 break;
109 case 3:
110 rx_pwr_all = -24 + 2 * (7 - VGA_idx); /* VGA_idx = 7~0 */
111 break;
112 case 2:
113 if (cck_highpwr)
114 rx_pwr_all = -12 + 2 * (5 - VGA_idx); /* VGA_idx = 5~0 */
115 else
116 rx_pwr_all = -6 + 2 * (5 - VGA_idx);
117 break;
118 case 1:
119 rx_pwr_all = 8 - 2 * VGA_idx;
120 break;
121 case 0:
122 rx_pwr_all = 14 - 2 * VGA_idx;
123 break;
124 default:
125 break;
126 }
127 rx_pwr_all += 6;
128 PWDB_ALL = odm_QueryRxPwrPercentage(rx_pwr_all);
129 if (!cck_highpwr) {
130 if (PWDB_ALL >= 80)
131 PWDB_ALL = ((PWDB_ALL - 80) << 1) + ((PWDB_ALL - 80) >> 1) + 80;
132 else if ((PWDB_ALL <= 78) && (PWDB_ALL >= 20))
133 PWDB_ALL += 3;
134 if (PWDB_ALL > 100)
135 PWDB_ALL = 100;
136 }
137
138 pPhyInfo->RxPWDBAll = PWDB_ALL;
139 pPhyInfo->recvpower = rx_pwr_all;
140 /* (3) Get Signal Quality (EVM) */
141 if (pPktinfo->bPacketMatchBSSID) {
142 u8 SQ, SQ_rpt;
143
144 if (pPhyInfo->RxPWDBAll > 40) {
145 SQ = 100;
146 } else {
147 SQ_rpt = pPhyStaRpt->cck_sig_qual_ofdm_pwdb_all;
148
149 if (SQ_rpt > 64)
150 SQ = 0;
151 else if (SQ_rpt < 20)
152 SQ = 100;
153 else
154 SQ = ((64 - SQ_rpt) * 100) / 44;
155 }
156 pPhyInfo->SignalQuality = SQ;
157 pPhyInfo->RxMIMOSignalQuality[RF_PATH_A] = SQ;
158 pPhyInfo->RxMIMOSignalQuality[RF_PATH_B] = -1;
159 }
160 } else { /* is OFDM rate */
161 dm_odm->PhyDbgInfo.NumQryPhyStatusOFDM++;
162
163 /* (1)Get RSSI for HT rate */
164
165 for (i = RF_PATH_A; i < RF_PATH_MAX; i++) {
166 /* 2008/01/30 MH we will judge RF RX path now. */
167 if (dm_odm->RFPathRxEnable & BIT(i))
168 rf_rx_num++;
169
170 rx_pwr[i] = ((pPhyStaRpt->path_agc[i].gain & 0x3F) * 2) - 110;
171 if (i == RF_PATH_A)
172 adapt->signal_strength = rx_pwr[i];
173
174 pPhyInfo->RxPwr[i] = rx_pwr[i];
175
176 /* Translate DBM to percentage. */
177 RSSI = odm_QueryRxPwrPercentage(rx_pwr[i]);
178 total_rssi += RSSI;
179
180 pPhyInfo->RxMIMOSignalStrength[i] = (u8)RSSI;
181
182 /* Get Rx snr value in DB */
183 pPhyInfo->RxSNR[i] = (s32)(pPhyStaRpt->path_rxsnr[i] / 2);
184 dm_odm->PhyDbgInfo.RxSNRdB[i] = (s32)(pPhyStaRpt->path_rxsnr[i] / 2);
185 }
186 /* (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive) */
187 rx_pwr_all = (((pPhyStaRpt->cck_sig_qual_ofdm_pwdb_all) >> 1) & 0x7f) - 110;
188
189 PWDB_ALL = odm_QueryRxPwrPercentage(rx_pwr_all);
190
191 pPhyInfo->RxPWDBAll = PWDB_ALL;
192 pPhyInfo->RxPower = rx_pwr_all;
193 pPhyInfo->recvpower = rx_pwr_all;
194
195 /* (3)EVM of HT rate */
196 if (pPktinfo->Rate >= DESC92C_RATEMCS8 && pPktinfo->Rate <= DESC92C_RATEMCS15)
197 Max_spatial_stream = 2; /* both spatial stream make sense */
198 else
199 Max_spatial_stream = 1; /* only spatial stream 1 makes sense */
200
201 for (i = 0; i < Max_spatial_stream; i++) {
202 /* Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment */
203 /* fill most significant bit to "zero" when doing shifting operation which may change a negative */
204 /* value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore. */
205 EVM = odm_evm_db_to_percentage((pPhyStaRpt->stream_rxevm[i])); /* dbm */
206
207 if (pPktinfo->bPacketMatchBSSID) {
208 if (i == RF_PATH_A) /* Fill value in RFD, Get the first spatial stream only */
209 pPhyInfo->SignalQuality = (u8)(EVM & 0xff);
210 pPhyInfo->RxMIMOSignalQuality[i] = (u8)(EVM & 0xff);
211 }
212 }
213 }
214 /* UI BSS List signal strength(in percentage), make it good looking, from 0~100. */
215 /* It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp(). */
216 if (isCCKrate) {
217 pPhyInfo->SignalStrength = (u8)(odm_SignalScaleMapping(dm_odm, PWDB_ALL));/* PWDB_ALL; */
218 } else {
219 if (rf_rx_num != 0)
220 pPhyInfo->SignalStrength = (u8)(odm_SignalScaleMapping(dm_odm, total_rssi /= rf_rx_num));
221 }
222
223 /* For 88E HW Antenna Diversity */
224 dm_odm->DM_FatTable.antsel_rx_keep_0 = pPhyStaRpt->ant_sel;
225 dm_odm->DM_FatTable.antsel_rx_keep_1 = pPhyStaRpt->ant_sel_b;
226 dm_odm->DM_FatTable.antsel_rx_keep_2 = pPhyStaRpt->antsel_rx_keep_2;
227 }
228
odm_Process_RSSIForDM(struct odm_dm_struct * dm_odm,struct phy_info * pPhyInfo,struct odm_per_pkt_info * pPktinfo)229 static void odm_Process_RSSIForDM(struct odm_dm_struct *dm_odm,
230 struct phy_info *pPhyInfo,
231 struct odm_per_pkt_info *pPktinfo)
232 {
233 s32 UndecoratedSmoothedPWDB, UndecoratedSmoothedCCK;
234 s32 UndecoratedSmoothedOFDM, RSSI_Ave;
235 u8 isCCKrate = 0;
236 u8 RSSI_max, RSSI_min, i;
237 u32 OFDM_pkt = 0;
238 u32 Weighting = 0;
239 struct sta_info *pEntry;
240 u8 antsel_tr_mux;
241 struct fast_ant_train *pDM_FatTable = &dm_odm->DM_FatTable;
242
243 if (pPktinfo->StationID == 0xFF)
244 return;
245 pEntry = dm_odm->pODM_StaInfo[pPktinfo->StationID];
246 if (!IS_STA_VALID(pEntry))
247 return;
248 if ((!pPktinfo->bPacketMatchBSSID))
249 return;
250
251 isCCKrate = ((pPktinfo->Rate >= DESC92C_RATE1M) && (pPktinfo->Rate <= DESC92C_RATE11M)) ? true : false;
252
253 /* Smart Antenna Debug Message------------------ */
254 if (dm_odm->AntDivType == CG_TRX_SMART_ANTDIV) {
255 if (pDM_FatTable->FAT_State == FAT_TRAINING_STATE) {
256 if (pPktinfo->bPacketToSelf) {
257 antsel_tr_mux = (pDM_FatTable->antsel_rx_keep_2 << 2) |
258 (pDM_FatTable->antsel_rx_keep_1 << 1) |
259 pDM_FatTable->antsel_rx_keep_0;
260 pDM_FatTable->antSumRSSI[antsel_tr_mux] += pPhyInfo->RxPWDBAll;
261 pDM_FatTable->antRSSIcnt[antsel_tr_mux]++;
262 }
263 }
264 } else if ((dm_odm->AntDivType == CG_TRX_HW_ANTDIV) || (dm_odm->AntDivType == CGCS_RX_HW_ANTDIV)) {
265 if (pPktinfo->bPacketToSelf || pPktinfo->bPacketBeacon) {
266 antsel_tr_mux = (pDM_FatTable->antsel_rx_keep_2 << 2) |
267 (pDM_FatTable->antsel_rx_keep_1 << 1) | pDM_FatTable->antsel_rx_keep_0;
268 ODM_AntselStatistics_88E(dm_odm, antsel_tr_mux, pPktinfo->StationID, pPhyInfo->RxPWDBAll);
269 }
270 }
271
272 /* Smart Antenna Debug Message------------------ */
273
274 UndecoratedSmoothedCCK = pEntry->rssi_stat.UndecoratedSmoothedCCK;
275 UndecoratedSmoothedOFDM = pEntry->rssi_stat.UndecoratedSmoothedOFDM;
276 UndecoratedSmoothedPWDB = pEntry->rssi_stat.UndecoratedSmoothedPWDB;
277
278 if (pPktinfo->bPacketToSelf || pPktinfo->bPacketBeacon) {
279 if (!isCCKrate) { /* ofdm rate */
280 if (pPhyInfo->RxMIMOSignalStrength[RF_PATH_B] == 0) {
281 RSSI_Ave = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A];
282 } else {
283 if (pPhyInfo->RxMIMOSignalStrength[RF_PATH_A] > pPhyInfo->RxMIMOSignalStrength[RF_PATH_B]) {
284 RSSI_max = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A];
285 RSSI_min = pPhyInfo->RxMIMOSignalStrength[RF_PATH_B];
286 } else {
287 RSSI_max = pPhyInfo->RxMIMOSignalStrength[RF_PATH_B];
288 RSSI_min = pPhyInfo->RxMIMOSignalStrength[RF_PATH_A];
289 }
290 if ((RSSI_max - RSSI_min) < 3)
291 RSSI_Ave = RSSI_max;
292 else if ((RSSI_max - RSSI_min) < 6)
293 RSSI_Ave = RSSI_max - 1;
294 else if ((RSSI_max - RSSI_min) < 10)
295 RSSI_Ave = RSSI_max - 2;
296 else
297 RSSI_Ave = RSSI_max - 3;
298 }
299
300 /* 1 Process OFDM RSSI */
301 if (UndecoratedSmoothedOFDM <= 0) { /* initialize */
302 UndecoratedSmoothedOFDM = pPhyInfo->RxPWDBAll;
303 } else {
304 if (pPhyInfo->RxPWDBAll > (u32)UndecoratedSmoothedOFDM) {
305 UndecoratedSmoothedOFDM =
306 (((UndecoratedSmoothedOFDM) * (Rx_Smooth_Factor - 1)) +
307 (RSSI_Ave)) / (Rx_Smooth_Factor);
308 UndecoratedSmoothedOFDM = UndecoratedSmoothedOFDM + 1;
309 } else {
310 UndecoratedSmoothedOFDM =
311 (((UndecoratedSmoothedOFDM) * (Rx_Smooth_Factor - 1)) +
312 (RSSI_Ave)) / (Rx_Smooth_Factor);
313 }
314 }
315
316 pEntry->rssi_stat.PacketMap = (pEntry->rssi_stat.PacketMap << 1) | BIT(0);
317
318 } else {
319 RSSI_Ave = pPhyInfo->RxPWDBAll;
320
321 /* 1 Process CCK RSSI */
322 if (UndecoratedSmoothedCCK <= 0) { /* initialize */
323 UndecoratedSmoothedCCK = pPhyInfo->RxPWDBAll;
324 } else {
325 if (pPhyInfo->RxPWDBAll > (u32)UndecoratedSmoothedCCK) {
326 UndecoratedSmoothedCCK =
327 ((UndecoratedSmoothedCCK * (Rx_Smooth_Factor - 1)) +
328 pPhyInfo->RxPWDBAll) / Rx_Smooth_Factor;
329 UndecoratedSmoothedCCK = UndecoratedSmoothedCCK + 1;
330 } else {
331 UndecoratedSmoothedCCK =
332 ((UndecoratedSmoothedCCK * (Rx_Smooth_Factor - 1)) +
333 pPhyInfo->RxPWDBAll) / Rx_Smooth_Factor;
334 }
335 }
336 pEntry->rssi_stat.PacketMap = pEntry->rssi_stat.PacketMap << 1;
337 }
338 /* 2011.07.28 LukeLee: modified to prevent unstable CCK RSSI */
339 if (pEntry->rssi_stat.ValidBit >= 64)
340 pEntry->rssi_stat.ValidBit = 64;
341 else
342 pEntry->rssi_stat.ValidBit++;
343
344 for (i = 0; i < pEntry->rssi_stat.ValidBit; i++)
345 OFDM_pkt += (u8)(pEntry->rssi_stat.PacketMap >> i) & BIT(0);
346
347 if (pEntry->rssi_stat.ValidBit == 64) {
348 Weighting = ((OFDM_pkt << 4) > 64) ? 64 : (OFDM_pkt << 4);
349 UndecoratedSmoothedPWDB = (Weighting * UndecoratedSmoothedOFDM + (64 - Weighting) * UndecoratedSmoothedCCK) >> 6;
350 } else {
351 if (pEntry->rssi_stat.ValidBit != 0)
352 UndecoratedSmoothedPWDB = (OFDM_pkt * UndecoratedSmoothedOFDM +
353 (pEntry->rssi_stat.ValidBit - OFDM_pkt) *
354 UndecoratedSmoothedCCK) / pEntry->rssi_stat.ValidBit;
355 else
356 UndecoratedSmoothedPWDB = 0;
357 }
358 pEntry->rssi_stat.UndecoratedSmoothedCCK = UndecoratedSmoothedCCK;
359 pEntry->rssi_stat.UndecoratedSmoothedOFDM = UndecoratedSmoothedOFDM;
360 pEntry->rssi_stat.UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
361 }
362 }
363
364 /* Endianness before calling this API */
ODM_PhyStatusQuery(struct odm_dm_struct * dm_odm,struct phy_info * pPhyInfo,u8 * pPhyStatus,struct odm_per_pkt_info * pPktinfo,struct adapter * adapt)365 void ODM_PhyStatusQuery(struct odm_dm_struct *dm_odm,
366 struct phy_info *pPhyInfo,
367 u8 *pPhyStatus,
368 struct odm_per_pkt_info *pPktinfo,
369 struct adapter *adapt)
370 {
371 odm_RxPhyStatus92CSeries_Parsing(dm_odm, pPhyInfo, pPhyStatus,
372 pPktinfo, adapt);
373 if (!dm_odm->RSSI_test)
374 odm_Process_RSSIForDM(dm_odm, pPhyInfo, pPktinfo);
375 }
376
ODM_ConfigRFWithHeaderFile(struct odm_dm_struct * dm_odm,enum rf_radio_path content,enum rf_radio_path rfpath)377 enum HAL_STATUS ODM_ConfigRFWithHeaderFile(struct odm_dm_struct *dm_odm,
378 enum rf_radio_path content,
379 enum rf_radio_path rfpath)
380 {
381 if (rfpath == RF_PATH_A)
382 READ_AND_CONFIG(8188E, _RadioA_1T_);
383
384 return HAL_STATUS_SUCCESS;
385 }
386
ODM_ConfigBBWithHeaderFile(struct odm_dm_struct * dm_odm,enum odm_bb_config_type config_tp)387 enum HAL_STATUS ODM_ConfigBBWithHeaderFile(struct odm_dm_struct *dm_odm,
388 enum odm_bb_config_type config_tp)
389 {
390 if (config_tp == CONFIG_BB_PHY_REG) {
391 READ_AND_CONFIG(8188E, _PHY_REG_1T_);
392 } else if (config_tp == CONFIG_BB_AGC_TAB) {
393 READ_AND_CONFIG(8188E, _AGC_TAB_1T_);
394 } else if (config_tp == CONFIG_BB_PHY_REG_PG) {
395 READ_AND_CONFIG(8188E, _PHY_REG_PG_);
396 }
397
398 return HAL_STATUS_SUCCESS;
399 }
400
ODM_ConfigMACWithHeaderFile(struct odm_dm_struct * dm_odm)401 enum HAL_STATUS ODM_ConfigMACWithHeaderFile(struct odm_dm_struct *dm_odm)
402 {
403 u8 result = HAL_STATUS_SUCCESS;
404 result = READ_AND_CONFIG(8188E, _MAC_REG_);
405 return result;
406 }
407