1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
4 *
5 * Based on the r8180 driver, which is:
6 * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al.
7 *
8 * Contact Information: wlanfae <wlanfae@realtek.com>
9 */
10 #include "rtl_core.h"
11 #include "r8192E_phy.h"
12 #include "r8192E_phyreg.h"
13 #include "r8190P_rtl8256.h"
14 #include "r8192E_cmdpkt.h"
15 #include "rtl_dm.h"
16 #include "rtl_wx.h"
17
18 static int WDCAPARA_ADD[] = {EDCAPARA_BE, EDCAPARA_BK, EDCAPARA_VI,
19 EDCAPARA_VO};
20
rtl92e_start_beacon(struct net_device * dev)21 void rtl92e_start_beacon(struct net_device *dev)
22 {
23 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
24 struct rtllib_network *net = &priv->rtllib->current_network;
25 u16 BcnTimeCfg = 0;
26 u16 BcnCW = 6;
27 u16 BcnIFS = 0xf;
28
29 rtl92e_irq_disable(dev);
30
31 rtl92e_writew(dev, ATIMWND, 2);
32
33 rtl92e_writew(dev, BCN_INTERVAL, net->beacon_interval);
34 rtl92e_writew(dev, BCN_DRV_EARLY_INT, 10);
35 rtl92e_writew(dev, BCN_DMATIME, 256);
36
37 rtl92e_writeb(dev, BCN_ERR_THRESH, 100);
38
39 BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
40 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
41 rtl92e_writew(dev, BCN_TCFG, BcnTimeCfg);
42 rtl92e_irq_enable(dev);
43 }
44
_rtl92e_update_msr(struct net_device * dev)45 static void _rtl92e_update_msr(struct net_device *dev)
46 {
47 struct r8192_priv *priv = rtllib_priv(dev);
48 u8 msr;
49 enum led_ctl_mode LedAction = LED_CTL_NO_LINK;
50
51 msr = rtl92e_readb(dev, MSR);
52 msr &= ~MSR_LINK_MASK;
53
54 switch (priv->rtllib->iw_mode) {
55 case IW_MODE_INFRA:
56 if (priv->rtllib->state == RTLLIB_LINKED)
57 msr |= (MSR_LINK_MANAGED << MSR_LINK_SHIFT);
58 else
59 msr |= (MSR_LINK_NONE << MSR_LINK_SHIFT);
60 LedAction = LED_CTL_LINK;
61 break;
62 case IW_MODE_ADHOC:
63 if (priv->rtllib->state == RTLLIB_LINKED)
64 msr |= (MSR_LINK_ADHOC << MSR_LINK_SHIFT);
65 else
66 msr |= (MSR_LINK_NONE << MSR_LINK_SHIFT);
67 break;
68 case IW_MODE_MASTER:
69 if (priv->rtllib->state == RTLLIB_LINKED)
70 msr |= (MSR_LINK_MASTER << MSR_LINK_SHIFT);
71 else
72 msr |= (MSR_LINK_NONE << MSR_LINK_SHIFT);
73 break;
74 default:
75 break;
76 }
77
78 rtl92e_writeb(dev, MSR, msr);
79 if (priv->rtllib->LedControlHandler)
80 priv->rtllib->LedControlHandler(dev, LedAction);
81 }
82
rtl92e_set_reg(struct net_device * dev,u8 variable,u8 * val)83 void rtl92e_set_reg(struct net_device *dev, u8 variable, u8 *val)
84 {
85 struct r8192_priv *priv = rtllib_priv(dev);
86
87 switch (variable) {
88 case HW_VAR_BSSID:
89 /* BSSIDR 2 byte alignment */
90 rtl92e_writew(dev, BSSIDR, *(u16 *)val);
91 rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(val + 2));
92 break;
93
94 case HW_VAR_MEDIA_STATUS:
95 {
96 enum rt_op_mode OpMode = *((enum rt_op_mode *)(val));
97 u8 btMsr = rtl92e_readb(dev, MSR);
98
99 btMsr &= 0xfc;
100
101 switch (OpMode) {
102 case RT_OP_MODE_INFRASTRUCTURE:
103 btMsr |= MSR_INFRA;
104 break;
105
106 case RT_OP_MODE_IBSS:
107 btMsr |= MSR_ADHOC;
108 break;
109
110 case RT_OP_MODE_AP:
111 btMsr |= MSR_AP;
112 break;
113
114 default:
115 btMsr |= MSR_NOLINK;
116 break;
117 }
118
119 rtl92e_writeb(dev, MSR, btMsr);
120
121 }
122 break;
123
124 case HW_VAR_CECHK_BSSID:
125 {
126 u32 RegRCR, Type;
127
128 Type = val[0];
129 RegRCR = rtl92e_readl(dev, RCR);
130 priv->ReceiveConfig = RegRCR;
131
132 if (Type == true)
133 RegRCR |= (RCR_CBSSID);
134 else if (Type == false)
135 RegRCR &= (~RCR_CBSSID);
136
137 rtl92e_writel(dev, RCR, RegRCR);
138 priv->ReceiveConfig = RegRCR;
139
140 }
141 break;
142
143 case HW_VAR_SLOT_TIME:
144
145 priv->slot_time = val[0];
146 rtl92e_writeb(dev, SLOT_TIME, val[0]);
147
148 break;
149
150 case HW_VAR_ACK_PREAMBLE:
151 {
152 u32 regTmp;
153
154 priv->short_preamble = (bool)*val;
155 regTmp = priv->basic_rate;
156 if (priv->short_preamble)
157 regTmp |= BRSR_AckShortPmb;
158 rtl92e_writel(dev, RRSR, regTmp);
159 break;
160 }
161
162 case HW_VAR_CPU_RST:
163 rtl92e_writel(dev, CPU_GEN, ((u32 *)(val))[0]);
164 break;
165
166 case HW_VAR_AC_PARAM:
167 {
168 u8 pAcParam = *val;
169 u32 eACI = pAcParam;
170 u8 u1bAIFS;
171 u32 u4bAcParam;
172 u8 mode = priv->rtllib->mode;
173 struct rtllib_qos_parameters *qop =
174 &priv->rtllib->current_network.qos_data.parameters;
175
176 u1bAIFS = qop->aifs[pAcParam] *
177 ((mode&(IEEE_G|IEEE_N_24G)) ? 9 : 20) + aSifsTime;
178
179 rtl92e_dm_init_edca_turbo(dev);
180
181 u4bAcParam = (le16_to_cpu(qop->tx_op_limit[pAcParam]) <<
182 AC_PARAM_TXOP_LIMIT_OFFSET) |
183 ((le16_to_cpu(qop->cw_max[pAcParam])) <<
184 AC_PARAM_ECW_MAX_OFFSET) |
185 ((le16_to_cpu(qop->cw_min[pAcParam])) <<
186 AC_PARAM_ECW_MIN_OFFSET) |
187 (((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET);
188
189 RT_TRACE(COMP_DBG, "%s():HW_VAR_AC_PARAM eACI:%x:%x\n",
190 __func__, eACI, u4bAcParam);
191 switch (eACI) {
192 case AC1_BK:
193 rtl92e_writel(dev, EDCAPARA_BK, u4bAcParam);
194 break;
195
196 case AC0_BE:
197 rtl92e_writel(dev, EDCAPARA_BE, u4bAcParam);
198 break;
199
200 case AC2_VI:
201 rtl92e_writel(dev, EDCAPARA_VI, u4bAcParam);
202 break;
203
204 case AC3_VO:
205 rtl92e_writel(dev, EDCAPARA_VO, u4bAcParam);
206 break;
207
208 default:
209 netdev_info(dev, "SetHwReg8185(): invalid ACI: %d !\n",
210 eACI);
211 break;
212 }
213 priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACM_CTRL,
214 &pAcParam);
215 break;
216 }
217
218 case HW_VAR_ACM_CTRL:
219 {
220 struct rtllib_qos_parameters *qos_parameters =
221 &priv->rtllib->current_network.qos_data.parameters;
222 u8 pAcParam = *val;
223 u32 eACI = pAcParam;
224 union aci_aifsn *pAciAifsn = (union aci_aifsn *) &
225 (qos_parameters->aifs[0]);
226 u8 acm = pAciAifsn->f.acm;
227 u8 AcmCtrl = rtl92e_readb(dev, AcmHwCtrl);
228
229 RT_TRACE(COMP_DBG, "===========>%s():HW_VAR_ACM_CTRL:%x\n",
230 __func__, eACI);
231 AcmCtrl = AcmCtrl | ((priv->AcmMethod == 2) ? 0x0 : 0x1);
232
233 if (acm) {
234 switch (eACI) {
235 case AC0_BE:
236 AcmCtrl |= AcmHw_BeqEn;
237 break;
238
239 case AC2_VI:
240 AcmCtrl |= AcmHw_ViqEn;
241 break;
242
243 case AC3_VO:
244 AcmCtrl |= AcmHw_VoqEn;
245 break;
246
247 default:
248 RT_TRACE(COMP_QOS,
249 "SetHwReg8185(): [HW_VAR_ACM_CTRL] acm set failed: eACI is %d\n",
250 eACI);
251 break;
252 }
253 } else {
254 switch (eACI) {
255 case AC0_BE:
256 AcmCtrl &= (~AcmHw_BeqEn);
257 break;
258
259 case AC2_VI:
260 AcmCtrl &= (~AcmHw_ViqEn);
261 break;
262
263 case AC3_VO:
264 AcmCtrl &= (~AcmHw_BeqEn);
265 break;
266
267 default:
268 break;
269 }
270 }
271
272 RT_TRACE(COMP_QOS,
273 "SetHwReg8190pci(): [HW_VAR_ACM_CTRL] Write 0x%X\n",
274 AcmCtrl);
275 rtl92e_writeb(dev, AcmHwCtrl, AcmCtrl);
276 break;
277 }
278
279 case HW_VAR_SIFS:
280 rtl92e_writeb(dev, SIFS, val[0]);
281 rtl92e_writeb(dev, SIFS+1, val[0]);
282 break;
283
284 case HW_VAR_RF_TIMING:
285 {
286 u8 Rf_Timing = *val;
287
288 rtl92e_writeb(dev, rFPGA0_RFTiming1, Rf_Timing);
289 break;
290 }
291
292 default:
293 break;
294 }
295
296 }
297
_rtl92e_read_eeprom_info(struct net_device * dev)298 static void _rtl92e_read_eeprom_info(struct net_device *dev)
299 {
300 struct r8192_priv *priv = rtllib_priv(dev);
301 const u8 bMac_Tmp_Addr[ETH_ALEN] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
302 u8 tempval;
303 u8 ICVer8192, ICVer8256;
304 u16 i, usValue, IC_Version;
305 u16 EEPROMId;
306
307 RT_TRACE(COMP_INIT, "====> _rtl92e_read_eeprom_info\n");
308
309 EEPROMId = rtl92e_eeprom_read(dev, 0);
310 if (EEPROMId != RTL8190_EEPROM_ID) {
311 netdev_err(dev, "%s(): Invalid EEPROM ID: %x\n", __func__,
312 EEPROMId);
313 priv->AutoloadFailFlag = true;
314 } else {
315 priv->AutoloadFailFlag = false;
316 }
317
318 if (!priv->AutoloadFailFlag) {
319 priv->eeprom_vid = rtl92e_eeprom_read(dev, EEPROM_VID >> 1);
320 priv->eeprom_did = rtl92e_eeprom_read(dev, EEPROM_DID >> 1);
321
322 usValue = rtl92e_eeprom_read(dev,
323 (u16)(EEPROM_Customer_ID>>1)) >> 8;
324 priv->eeprom_CustomerID = (u8)(usValue & 0xff);
325 usValue = rtl92e_eeprom_read(dev,
326 EEPROM_ICVersion_ChannelPlan>>1);
327 priv->eeprom_ChannelPlan = usValue&0xff;
328 IC_Version = (usValue & 0xff00)>>8;
329
330 ICVer8192 = IC_Version & 0xf;
331 ICVer8256 = (IC_Version & 0xf0)>>4;
332 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
333 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
334 if (ICVer8192 == 0x2) {
335 if (ICVer8256 == 0x5)
336 priv->card_8192_version = VERSION_8190_BE;
337 }
338 switch (priv->card_8192_version) {
339 case VERSION_8190_BD:
340 case VERSION_8190_BE:
341 break;
342 default:
343 priv->card_8192_version = VERSION_8190_BD;
344 break;
345 }
346 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n",
347 priv->card_8192_version);
348 } else {
349 priv->card_8192_version = VERSION_8190_BD;
350 priv->eeprom_vid = 0;
351 priv->eeprom_did = 0;
352 priv->eeprom_CustomerID = 0;
353 priv->eeprom_ChannelPlan = 0;
354 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
355 }
356
357 RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
358 RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
359 RT_TRACE(COMP_INIT, "EEPROM Customer ID: 0x%2x\n",
360 priv->eeprom_CustomerID);
361
362 if (!priv->AutoloadFailFlag) {
363 for (i = 0; i < 6; i += 2) {
364 usValue = rtl92e_eeprom_read(dev,
365 (EEPROM_NODE_ADDRESS_BYTE_0 + i) >> 1);
366 *(u16 *)(&dev->dev_addr[i]) = usValue;
367 }
368 } else {
369 ether_addr_copy(dev->dev_addr, bMac_Tmp_Addr);
370 }
371
372 RT_TRACE(COMP_INIT, "Permanent Address = %pM\n",
373 dev->dev_addr);
374
375 if (priv->card_8192_version > VERSION_8190_BD)
376 priv->bTXPowerDataReadFromEEPORM = true;
377 else
378 priv->bTXPowerDataReadFromEEPORM = false;
379
380 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
381
382 if (priv->card_8192_version > VERSION_8190_BD) {
383 if (!priv->AutoloadFailFlag) {
384 tempval = (rtl92e_eeprom_read(dev,
385 (EEPROM_RFInd_PowerDiff >> 1))) & 0xff;
386 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf;
387
388 if (tempval&0x80)
389 priv->rf_type = RF_1T2R;
390 else
391 priv->rf_type = RF_2T4R;
392 } else {
393 priv->EEPROMLegacyHTTxPowerDiff = 0x04;
394 }
395 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
396 priv->EEPROMLegacyHTTxPowerDiff);
397
398 if (!priv->AutoloadFailFlag)
399 priv->EEPROMThermalMeter = (u8)(((rtl92e_eeprom_read(dev,
400 (EEPROM_ThermalMeter>>1))) &
401 0xff00)>>8);
402 else
403 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
404 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n",
405 priv->EEPROMThermalMeter);
406 priv->TSSI_13dBm = priv->EEPROMThermalMeter * 100;
407
408 if (priv->epromtype == EEPROM_93C46) {
409 if (!priv->AutoloadFailFlag) {
410 usValue = rtl92e_eeprom_read(dev,
411 EEPROM_TxPwDiff_CrystalCap >> 1);
412 priv->EEPROMAntPwDiff = usValue & 0x0fff;
413 priv->EEPROMCrystalCap = (u8)((usValue & 0xf000)
414 >> 12);
415 } else {
416 priv->EEPROMAntPwDiff =
417 EEPROM_Default_AntTxPowerDiff;
418 priv->EEPROMCrystalCap =
419 EEPROM_Default_TxPwDiff_CrystalCap;
420 }
421 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n",
422 priv->EEPROMAntPwDiff);
423 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n",
424 priv->EEPROMCrystalCap);
425
426 for (i = 0; i < 14; i += 2) {
427 if (!priv->AutoloadFailFlag)
428 usValue = rtl92e_eeprom_read(dev,
429 (EEPROM_TxPwIndex_CCK + i) >> 1);
430 else
431 usValue = EEPROM_Default_TxPower;
432 *((u16 *)(&priv->EEPROMTxPowerLevelCCK[i])) =
433 usValue;
434 RT_TRACE(COMP_INIT,
435 "CCK Tx Power Level, Index %d = 0x%02x\n",
436 i, priv->EEPROMTxPowerLevelCCK[i]);
437 RT_TRACE(COMP_INIT,
438 "CCK Tx Power Level, Index %d = 0x%02x\n",
439 i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
440 }
441 for (i = 0; i < 14; i += 2) {
442 if (!priv->AutoloadFailFlag)
443 usValue = rtl92e_eeprom_read(dev,
444 (EEPROM_TxPwIndex_OFDM_24G + i) >> 1);
445 else
446 usValue = EEPROM_Default_TxPower;
447 *((u16 *)(&priv->EEPROMTxPowerLevelOFDM24G[i]))
448 = usValue;
449 RT_TRACE(COMP_INIT,
450 "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n",
451 i, priv->EEPROMTxPowerLevelOFDM24G[i]);
452 RT_TRACE(COMP_INIT,
453 "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n",
454 i + 1,
455 priv->EEPROMTxPowerLevelOFDM24G[i+1]);
456 }
457 }
458 if (priv->epromtype == EEPROM_93C46) {
459 for (i = 0; i < 14; i++) {
460 priv->TxPowerLevelCCK[i] =
461 priv->EEPROMTxPowerLevelCCK[i];
462 priv->TxPowerLevelOFDM24G[i] =
463 priv->EEPROMTxPowerLevelOFDM24G[i];
464 }
465 priv->LegacyHTTxPowerDiff =
466 priv->EEPROMLegacyHTTxPowerDiff;
467 priv->AntennaTxPwDiff[0] = priv->EEPROMAntPwDiff & 0xf;
468 priv->AntennaTxPwDiff[1] = (priv->EEPROMAntPwDiff &
469 0xf0) >> 4;
470 priv->AntennaTxPwDiff[2] = (priv->EEPROMAntPwDiff &
471 0xf00) >> 8;
472 priv->CrystalCap = priv->EEPROMCrystalCap;
473 priv->ThermalMeter[0] = priv->EEPROMThermalMeter & 0xf;
474 priv->ThermalMeter[1] = (priv->EEPROMThermalMeter &
475 0xf0) >> 4;
476 } else if (priv->epromtype == EEPROM_93C56) {
477
478 for (i = 0; i < 3; i++) {
479 priv->TxPowerLevelCCK_A[i] =
480 priv->EEPROMRfACCKChnl1TxPwLevel[0];
481 priv->TxPowerLevelOFDM24G_A[i] =
482 priv->EEPROMRfAOfdmChnlTxPwLevel[0];
483 priv->TxPowerLevelCCK_C[i] =
484 priv->EEPROMRfCCCKChnl1TxPwLevel[0];
485 priv->TxPowerLevelOFDM24G_C[i] =
486 priv->EEPROMRfCOfdmChnlTxPwLevel[0];
487 }
488 for (i = 3; i < 9; i++) {
489 priv->TxPowerLevelCCK_A[i] =
490 priv->EEPROMRfACCKChnl1TxPwLevel[1];
491 priv->TxPowerLevelOFDM24G_A[i] =
492 priv->EEPROMRfAOfdmChnlTxPwLevel[1];
493 priv->TxPowerLevelCCK_C[i] =
494 priv->EEPROMRfCCCKChnl1TxPwLevel[1];
495 priv->TxPowerLevelOFDM24G_C[i] =
496 priv->EEPROMRfCOfdmChnlTxPwLevel[1];
497 }
498 for (i = 9; i < 14; i++) {
499 priv->TxPowerLevelCCK_A[i] =
500 priv->EEPROMRfACCKChnl1TxPwLevel[2];
501 priv->TxPowerLevelOFDM24G_A[i] =
502 priv->EEPROMRfAOfdmChnlTxPwLevel[2];
503 priv->TxPowerLevelCCK_C[i] =
504 priv->EEPROMRfCCCKChnl1TxPwLevel[2];
505 priv->TxPowerLevelOFDM24G_C[i] =
506 priv->EEPROMRfCOfdmChnlTxPwLevel[2];
507 }
508 for (i = 0; i < 14; i++)
509 RT_TRACE(COMP_INIT,
510 "priv->TxPowerLevelCCK_A[%d] = 0x%x\n",
511 i, priv->TxPowerLevelCCK_A[i]);
512 for (i = 0; i < 14; i++)
513 RT_TRACE(COMP_INIT,
514 "priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n",
515 i, priv->TxPowerLevelOFDM24G_A[i]);
516 for (i = 0; i < 14; i++)
517 RT_TRACE(COMP_INIT,
518 "priv->TxPowerLevelCCK_C[%d] = 0x%x\n",
519 i, priv->TxPowerLevelCCK_C[i]);
520 for (i = 0; i < 14; i++)
521 RT_TRACE(COMP_INIT,
522 "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n",
523 i, priv->TxPowerLevelOFDM24G_C[i]);
524 priv->LegacyHTTxPowerDiff =
525 priv->EEPROMLegacyHTTxPowerDiff;
526 priv->AntennaTxPwDiff[0] = 0;
527 priv->AntennaTxPwDiff[1] = 0;
528 priv->AntennaTxPwDiff[2] = 0;
529 priv->CrystalCap = priv->EEPROMCrystalCap;
530 priv->ThermalMeter[0] = priv->EEPROMThermalMeter & 0xf;
531 priv->ThermalMeter[1] = (priv->EEPROMThermalMeter &
532 0xf0) >> 4;
533 }
534 }
535
536 if (priv->rf_type == RF_1T2R) {
537 /* no matter what checkpatch says, the braces are needed */
538 RT_TRACE(COMP_INIT, "\n1T2R config\n");
539 } else if (priv->rf_type == RF_2T4R) {
540 RT_TRACE(COMP_INIT, "\n2T4R config\n");
541 }
542
543 rtl92e_init_adaptive_rate(dev);
544
545 priv->rf_chip = RF_8256;
546
547 if (priv->RegChannelPlan == 0xf)
548 priv->ChannelPlan = priv->eeprom_ChannelPlan;
549 else
550 priv->ChannelPlan = priv->RegChannelPlan;
551
552 if (priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
553 priv->CustomerID = RT_CID_DLINK;
554
555 switch (priv->eeprom_CustomerID) {
556 case EEPROM_CID_DEFAULT:
557 priv->CustomerID = RT_CID_DEFAULT;
558 break;
559 case EEPROM_CID_CAMEO:
560 priv->CustomerID = RT_CID_819x_CAMEO;
561 break;
562 case EEPROM_CID_RUNTOP:
563 priv->CustomerID = RT_CID_819x_RUNTOP;
564 break;
565 case EEPROM_CID_NetCore:
566 priv->CustomerID = RT_CID_819x_Netcore;
567 break;
568 case EEPROM_CID_TOSHIBA:
569 priv->CustomerID = RT_CID_TOSHIBA;
570 if (priv->eeprom_ChannelPlan&0x80)
571 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
572 else
573 priv->ChannelPlan = 0x0;
574 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
575 priv->ChannelPlan);
576 break;
577 case EEPROM_CID_Nettronix:
578 priv->ScanDelay = 100;
579 priv->CustomerID = RT_CID_Nettronix;
580 break;
581 case EEPROM_CID_Pronet:
582 priv->CustomerID = RT_CID_PRONET;
583 break;
584 case EEPROM_CID_DLINK:
585 priv->CustomerID = RT_CID_DLINK;
586 break;
587
588 case EEPROM_CID_WHQL:
589 break;
590 default:
591 break;
592 }
593
594 if (priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
595 priv->ChannelPlan = 0;
596 priv->ChannelPlan = COUNTRY_CODE_WORLD_WIDE_13;
597
598 if (priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
599 priv->rtllib->bSupportRemoteWakeUp = true;
600 else
601 priv->rtllib->bSupportRemoteWakeUp = false;
602
603 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
604 RT_TRACE(COMP_INIT, "ChannelPlan = %d\n", priv->ChannelPlan);
605 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
606 }
607
rtl92e_get_eeprom_size(struct net_device * dev)608 void rtl92e_get_eeprom_size(struct net_device *dev)
609 {
610 u16 curCR;
611 struct r8192_priv *priv = rtllib_priv(dev);
612
613 RT_TRACE(COMP_INIT, "===========>%s()\n", __func__);
614 curCR = rtl92e_readw(dev, EPROM_CMD);
615 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD,
616 curCR);
617 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EEPROM_93C56 :
618 EEPROM_93C46;
619 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __func__,
620 priv->epromtype);
621 _rtl92e_read_eeprom_info(dev);
622 }
623
_rtl92e_hwconfig(struct net_device * dev)624 static void _rtl92e_hwconfig(struct net_device *dev)
625 {
626 u32 regRATR = 0, regRRSR = 0;
627 u8 regBwOpMode = 0, regTmp = 0;
628 struct r8192_priv *priv = rtllib_priv(dev);
629
630 switch (priv->rtllib->mode) {
631 case WIRELESS_MODE_B:
632 regBwOpMode = BW_OPMODE_20MHZ;
633 regRATR = RATE_ALL_CCK;
634 regRRSR = RATE_ALL_CCK;
635 break;
636 case WIRELESS_MODE_A:
637 regBwOpMode = BW_OPMODE_5G | BW_OPMODE_20MHZ;
638 regRATR = RATE_ALL_OFDM_AG;
639 regRRSR = RATE_ALL_OFDM_AG;
640 break;
641 case WIRELESS_MODE_G:
642 regBwOpMode = BW_OPMODE_20MHZ;
643 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
644 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
645 break;
646 case WIRELESS_MODE_AUTO:
647 case WIRELESS_MODE_N_24G:
648 regBwOpMode = BW_OPMODE_20MHZ;
649 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
650 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
651 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
652 break;
653 case WIRELESS_MODE_N_5G:
654 regBwOpMode = BW_OPMODE_5G;
655 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS |
656 RATE_ALL_OFDM_2SS;
657 regRRSR = RATE_ALL_OFDM_AG;
658 break;
659 default:
660 regBwOpMode = BW_OPMODE_20MHZ;
661 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
662 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
663 break;
664 }
665
666 rtl92e_writeb(dev, BW_OPMODE, regBwOpMode);
667 {
668 u32 ratr_value;
669
670 ratr_value = regRATR;
671 if (priv->rf_type == RF_1T2R)
672 ratr_value &= ~(RATE_ALL_OFDM_2SS);
673 rtl92e_writel(dev, RATR0, ratr_value);
674 rtl92e_writeb(dev, UFWP, 1);
675 }
676 regTmp = rtl92e_readb(dev, 0x313);
677 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
678 rtl92e_writel(dev, RRSR, regRRSR);
679
680 rtl92e_writew(dev, RETRY_LIMIT,
681 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
682 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
683 }
684
rtl92e_start_adapter(struct net_device * dev)685 bool rtl92e_start_adapter(struct net_device *dev)
686 {
687 struct r8192_priv *priv = rtllib_priv(dev);
688 u32 ulRegRead;
689 bool rtStatus = true;
690 u8 tmpvalue;
691 u8 ICVersion, SwitchingRegulatorOutput;
692 bool bfirmwareok = true;
693 u32 tmpRegA, tmpRegC, TempCCk;
694 int i = 0;
695 u32 retry_times = 0;
696
697 RT_TRACE(COMP_INIT, "====>%s()\n", __func__);
698 priv->being_init_adapter = true;
699
700 start:
701 rtl92e_reset_desc_ring(dev);
702 priv->Rf_Mode = RF_OP_By_SW_3wire;
703 if (priv->ResetProgress == RESET_TYPE_NORESET) {
704 rtl92e_writeb(dev, ANAPAR, 0x37);
705 mdelay(500);
706 }
707 priv->pFirmware->status = FW_STATUS_0_INIT;
708
709 if (priv->RegRfOff)
710 priv->rtllib->eRFPowerState = eRfOff;
711
712 ulRegRead = rtl92e_readl(dev, CPU_GEN);
713 if (priv->pFirmware->status == FW_STATUS_0_INIT)
714 ulRegRead |= CPU_GEN_SYSTEM_RESET;
715 else if (priv->pFirmware->status == FW_STATUS_5_READY)
716 ulRegRead |= CPU_GEN_FIRMWARE_RESET;
717 else
718 netdev_err(dev, "%s(): undefined firmware state: %d.\n",
719 __func__, priv->pFirmware->status);
720
721 rtl92e_writel(dev, CPU_GEN, ulRegRead);
722
723 ICVersion = rtl92e_readb(dev, IC_VERRSION);
724 if (ICVersion >= 0x4) {
725 SwitchingRegulatorOutput = rtl92e_readb(dev, SWREGULATOR);
726 if (SwitchingRegulatorOutput != 0xb8) {
727 rtl92e_writeb(dev, SWREGULATOR, 0xa8);
728 mdelay(1);
729 rtl92e_writeb(dev, SWREGULATOR, 0xb8);
730 }
731 }
732 RT_TRACE(COMP_INIT, "BB Config Start!\n");
733 rtStatus = rtl92e_config_bb(dev);
734 if (!rtStatus) {
735 netdev_warn(dev, "%s(): Failed to configure BB\n", __func__);
736 return rtStatus;
737 }
738 RT_TRACE(COMP_INIT, "BB Config Finished!\n");
739
740 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
741 if (priv->ResetProgress == RESET_TYPE_NORESET) {
742 ulRegRead = rtl92e_readl(dev, CPU_GEN);
743 if (priv->LoopbackMode == RTL819X_NO_LOOPBACK)
744 ulRegRead = (ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) |
745 CPU_GEN_NO_LOOPBACK_SET;
746 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK)
747 ulRegRead |= CPU_CCK_LOOPBACK;
748 else
749 netdev_err(dev, "%s: Invalid loopback mode setting.\n",
750 __func__);
751
752 rtl92e_writel(dev, CPU_GEN, ulRegRead);
753
754 udelay(500);
755 }
756 _rtl92e_hwconfig(dev);
757 rtl92e_writeb(dev, CMDR, CR_RE | CR_TE);
758
759 rtl92e_writeb(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
760 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT)));
761 rtl92e_writel(dev, MAC0, ((u32 *)dev->dev_addr)[0]);
762 rtl92e_writew(dev, MAC4, ((u16 *)(dev->dev_addr + 4))[0]);
763 rtl92e_writel(dev, RCR, priv->ReceiveConfig);
764
765 rtl92e_writel(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK <<
766 RSVD_FW_QUEUE_PAGE_BK_SHIFT |
767 NUM_OF_PAGE_IN_FW_QUEUE_BE <<
768 RSVD_FW_QUEUE_PAGE_BE_SHIFT |
769 NUM_OF_PAGE_IN_FW_QUEUE_VI <<
770 RSVD_FW_QUEUE_PAGE_VI_SHIFT |
771 NUM_OF_PAGE_IN_FW_QUEUE_VO <<
772 RSVD_FW_QUEUE_PAGE_VO_SHIFT);
773 rtl92e_writel(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT <<
774 RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
775 rtl92e_writel(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW |
776 NUM_OF_PAGE_IN_FW_QUEUE_BCN <<
777 RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
778 NUM_OF_PAGE_IN_FW_QUEUE_PUB <<
779 RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
780
781 rtl92e_tx_enable(dev);
782 rtl92e_rx_enable(dev);
783 ulRegRead = (0xFFF00000 & rtl92e_readl(dev, RRSR)) |
784 RATE_ALL_OFDM_AG | RATE_ALL_CCK;
785 rtl92e_writel(dev, RRSR, ulRegRead);
786 rtl92e_writel(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
787
788 rtl92e_writeb(dev, ACK_TIMEOUT, 0x30);
789
790 if (priv->ResetProgress == RESET_TYPE_NORESET)
791 rtl92e_set_wireless_mode(dev, priv->rtllib->mode);
792 rtl92e_cam_reset(dev);
793 {
794 u8 SECR_value = 0x0;
795
796 SECR_value |= SCR_TxEncEnable;
797 SECR_value |= SCR_RxDecEnable;
798 SECR_value |= SCR_NoSKMC;
799 rtl92e_writeb(dev, SECR, SECR_value);
800 }
801 rtl92e_writew(dev, ATIMWND, 2);
802 rtl92e_writew(dev, BCN_INTERVAL, 100);
803 {
804 int i;
805
806 for (i = 0; i < QOS_QUEUE_NUM; i++)
807 rtl92e_writel(dev, WDCAPARA_ADD[i], 0x005e4332);
808 }
809 rtl92e_writeb(dev, 0xbe, 0xc0);
810
811 rtl92e_config_mac(dev);
812
813 if (priv->card_8192_version > (u8) VERSION_8190_BD) {
814 rtl92e_get_tx_power(dev);
815 rtl92e_set_tx_power(dev, priv->chan);
816 }
817
818 tmpvalue = rtl92e_readb(dev, IC_VERRSION);
819 priv->IC_Cut = tmpvalue;
820 RT_TRACE(COMP_INIT, "priv->IC_Cut= 0x%x\n", priv->IC_Cut);
821 if (priv->IC_Cut >= IC_VersionCut_D) {
822 if (priv->IC_Cut == IC_VersionCut_D) {
823 /* no matter what checkpatch says, braces are needed */
824 RT_TRACE(COMP_INIT, "D-cut\n");
825 } else if (priv->IC_Cut == IC_VersionCut_E) {
826 RT_TRACE(COMP_INIT, "E-cut\n");
827 }
828 } else {
829 RT_TRACE(COMP_INIT, "Before C-cut\n");
830 }
831
832 RT_TRACE(COMP_INIT, "Load Firmware!\n");
833 bfirmwareok = rtl92e_init_fw(dev);
834 if (!bfirmwareok) {
835 if (retry_times < 10) {
836 retry_times++;
837 goto start;
838 } else {
839 rtStatus = false;
840 goto end;
841 }
842 }
843 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
844 if (priv->ResetProgress == RESET_TYPE_NORESET) {
845 RT_TRACE(COMP_INIT, "RF Config Started!\n");
846 rtStatus = rtl92e_config_phy(dev);
847 if (!rtStatus) {
848 netdev_info(dev, "RF Config failed\n");
849 return rtStatus;
850 }
851 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
852 }
853
854 rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
855 rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
856
857 rtl92e_writeb(dev, 0x87, 0x0);
858
859 if (priv->RegRfOff) {
860 RT_TRACE((COMP_INIT | COMP_RF | COMP_POWER),
861 "%s(): Turn off RF for RegRfOff ----------\n",
862 __func__);
863 rtl92e_set_rf_state(dev, eRfOff, RF_CHANGE_BY_SW);
864 } else if (priv->rtllib->RfOffReason > RF_CHANGE_BY_PS) {
865 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER),
866 "%s(): Turn off RF for RfOffReason(%d) ----------\n",
867 __func__, priv->rtllib->RfOffReason);
868 rtl92e_set_rf_state(dev, eRfOff, priv->rtllib->RfOffReason);
869 } else if (priv->rtllib->RfOffReason >= RF_CHANGE_BY_IPS) {
870 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER),
871 "%s(): Turn off RF for RfOffReason(%d) ----------\n",
872 __func__, priv->rtllib->RfOffReason);
873 rtl92e_set_rf_state(dev, eRfOff, priv->rtllib->RfOffReason);
874 } else {
875 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON\n",
876 __func__);
877 priv->rtllib->eRFPowerState = eRfOn;
878 priv->rtllib->RfOffReason = 0;
879 }
880
881 if (priv->rtllib->FwRWRF)
882 priv->Rf_Mode = RF_OP_By_FW;
883 else
884 priv->Rf_Mode = RF_OP_By_SW_3wire;
885
886 if (priv->ResetProgress == RESET_TYPE_NORESET) {
887 rtl92e_dm_init_txpower_tracking(dev);
888
889 if (priv->IC_Cut >= IC_VersionCut_D) {
890 tmpRegA = rtl92e_get_bb_reg(dev, rOFDM0_XATxIQImbalance,
891 bMaskDWord);
892 tmpRegC = rtl92e_get_bb_reg(dev, rOFDM0_XCTxIQImbalance,
893 bMaskDWord);
894 for (i = 0; i < TxBBGainTableLength; i++) {
895 if (tmpRegA == dm_tx_bb_gain[i]) {
896 priv->rfa_txpowertrackingindex = (u8)i;
897 priv->rfa_txpowertrackingindex_real =
898 (u8)i;
899 priv->rfa_txpowertracking_default =
900 priv->rfa_txpowertrackingindex;
901 break;
902 }
903 }
904
905 TempCCk = rtl92e_get_bb_reg(dev, rCCK0_TxFilter1,
906 bMaskByte2);
907
908 for (i = 0; i < CCKTxBBGainTableLength; i++) {
909 if (TempCCk == dm_cck_tx_bb_gain[i][0]) {
910 priv->CCKPresentAttentuation_20Mdefault = (u8)i;
911 break;
912 }
913 }
914 priv->CCKPresentAttentuation_40Mdefault = 0;
915 priv->CCKPresentAttentuation_difference = 0;
916 priv->CCKPresentAttentuation =
917 priv->CCKPresentAttentuation_20Mdefault;
918 RT_TRACE(COMP_POWER_TRACKING,
919 "priv->rfa_txpowertrackingindex_initial = %d\n",
920 priv->rfa_txpowertrackingindex);
921 RT_TRACE(COMP_POWER_TRACKING,
922 "priv->rfa_txpowertrackingindex_real__initial = %d\n",
923 priv->rfa_txpowertrackingindex_real);
924 RT_TRACE(COMP_POWER_TRACKING,
925 "priv->CCKPresentAttentuation_difference_initial = %d\n",
926 priv->CCKPresentAttentuation_difference);
927 RT_TRACE(COMP_POWER_TRACKING,
928 "priv->CCKPresentAttentuation_initial = %d\n",
929 priv->CCKPresentAttentuation);
930 priv->btxpower_tracking = false;
931 }
932 }
933 rtl92e_irq_enable(dev);
934 end:
935 priv->being_init_adapter = false;
936 return rtStatus;
937 }
938
_rtl92e_net_update(struct net_device * dev)939 static void _rtl92e_net_update(struct net_device *dev)
940 {
941
942 struct r8192_priv *priv = rtllib_priv(dev);
943 struct rtllib_network *net;
944 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
945 u16 rate_config = 0;
946
947 net = &priv->rtllib->current_network;
948 rtl92e_config_rate(dev, &rate_config);
949 priv->dot11CurrentPreambleMode = PREAMBLE_AUTO;
950 priv->basic_rate = rate_config &= 0x15f;
951 rtl92e_writew(dev, BSSIDR, *(u16 *)net->bssid);
952 rtl92e_writel(dev, BSSIDR + 2, *(u32 *)(net->bssid + 2));
953
954 if (priv->rtllib->iw_mode == IW_MODE_ADHOC) {
955 rtl92e_writew(dev, ATIMWND, 2);
956 rtl92e_writew(dev, BCN_DMATIME, 256);
957 rtl92e_writew(dev, BCN_INTERVAL, net->beacon_interval);
958 rtl92e_writew(dev, BCN_DRV_EARLY_INT, 10);
959 rtl92e_writeb(dev, BCN_ERR_THRESH, 100);
960
961 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
962 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
963
964 rtl92e_writew(dev, BCN_TCFG, BcnTimeCfg);
965 }
966 }
967
rtl92e_link_change(struct net_device * dev)968 void rtl92e_link_change(struct net_device *dev)
969 {
970 struct r8192_priv *priv = rtllib_priv(dev);
971 struct rtllib_device *ieee = priv->rtllib;
972
973 if (!priv->up)
974 return;
975
976 if (ieee->state == RTLLIB_LINKED) {
977 _rtl92e_net_update(dev);
978 priv->ops->update_ratr_table(dev);
979 if ((ieee->pairwise_key_type == KEY_TYPE_WEP40) ||
980 (ieee->pairwise_key_type == KEY_TYPE_WEP104))
981 rtl92e_enable_hw_security_config(dev);
982 } else {
983 rtl92e_writeb(dev, 0x173, 0);
984 }
985 _rtl92e_update_msr(dev);
986
987 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) {
988 u32 reg;
989
990 reg = rtl92e_readl(dev, RCR);
991 if (priv->rtllib->state == RTLLIB_LINKED) {
992 if (ieee->IntelPromiscuousModeInfo.bPromiscuousOn)
993 ;
994 else
995 priv->ReceiveConfig = reg |= RCR_CBSSID;
996 } else
997 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
998
999 rtl92e_writel(dev, RCR, reg);
1000 }
1001 }
1002
rtl92e_set_monitor_mode(struct net_device * dev,bool bAllowAllDA,bool WriteIntoReg)1003 void rtl92e_set_monitor_mode(struct net_device *dev, bool bAllowAllDA,
1004 bool WriteIntoReg)
1005 {
1006 struct r8192_priv *priv = rtllib_priv(dev);
1007
1008 if (bAllowAllDA)
1009 priv->ReceiveConfig |= RCR_AAP;
1010 else
1011 priv->ReceiveConfig &= ~RCR_AAP;
1012
1013 if (WriteIntoReg)
1014 rtl92e_writel(dev, RCR, priv->ReceiveConfig);
1015 }
1016
_rtl92e_rate_mgn_to_hw(u8 rate)1017 static u8 _rtl92e_rate_mgn_to_hw(u8 rate)
1018 {
1019 u8 ret = DESC90_RATE1M;
1020
1021 switch (rate) {
1022 case MGN_1M:
1023 ret = DESC90_RATE1M;
1024 break;
1025 case MGN_2M:
1026 ret = DESC90_RATE2M;
1027 break;
1028 case MGN_5_5M:
1029 ret = DESC90_RATE5_5M;
1030 break;
1031 case MGN_11M:
1032 ret = DESC90_RATE11M;
1033 break;
1034 case MGN_6M:
1035 ret = DESC90_RATE6M;
1036 break;
1037 case MGN_9M:
1038 ret = DESC90_RATE9M;
1039 break;
1040 case MGN_12M:
1041 ret = DESC90_RATE12M;
1042 break;
1043 case MGN_18M:
1044 ret = DESC90_RATE18M;
1045 break;
1046 case MGN_24M:
1047 ret = DESC90_RATE24M;
1048 break;
1049 case MGN_36M:
1050 ret = DESC90_RATE36M;
1051 break;
1052 case MGN_48M:
1053 ret = DESC90_RATE48M;
1054 break;
1055 case MGN_54M:
1056 ret = DESC90_RATE54M;
1057 break;
1058 case MGN_MCS0:
1059 ret = DESC90_RATEMCS0;
1060 break;
1061 case MGN_MCS1:
1062 ret = DESC90_RATEMCS1;
1063 break;
1064 case MGN_MCS2:
1065 ret = DESC90_RATEMCS2;
1066 break;
1067 case MGN_MCS3:
1068 ret = DESC90_RATEMCS3;
1069 break;
1070 case MGN_MCS4:
1071 ret = DESC90_RATEMCS4;
1072 break;
1073 case MGN_MCS5:
1074 ret = DESC90_RATEMCS5;
1075 break;
1076 case MGN_MCS6:
1077 ret = DESC90_RATEMCS6;
1078 break;
1079 case MGN_MCS7:
1080 ret = DESC90_RATEMCS7;
1081 break;
1082 case MGN_MCS8:
1083 ret = DESC90_RATEMCS8;
1084 break;
1085 case MGN_MCS9:
1086 ret = DESC90_RATEMCS9;
1087 break;
1088 case MGN_MCS10:
1089 ret = DESC90_RATEMCS10;
1090 break;
1091 case MGN_MCS11:
1092 ret = DESC90_RATEMCS11;
1093 break;
1094 case MGN_MCS12:
1095 ret = DESC90_RATEMCS12;
1096 break;
1097 case MGN_MCS13:
1098 ret = DESC90_RATEMCS13;
1099 break;
1100 case MGN_MCS14:
1101 ret = DESC90_RATEMCS14;
1102 break;
1103 case MGN_MCS15:
1104 ret = DESC90_RATEMCS15;
1105 break;
1106 case (0x80|0x20):
1107 ret = DESC90_RATEMCS32;
1108 break;
1109 default:
1110 break;
1111 }
1112 return ret;
1113 }
1114
_rtl92e_hw_queue_to_fw_queue(struct net_device * dev,u8 QueueID,u8 priority)1115 static u8 _rtl92e_hw_queue_to_fw_queue(struct net_device *dev, u8 QueueID,
1116 u8 priority)
1117 {
1118 u8 QueueSelect = 0x0;
1119
1120 switch (QueueID) {
1121 case BE_QUEUE:
1122 QueueSelect = QSLT_BE;
1123 break;
1124
1125 case BK_QUEUE:
1126 QueueSelect = QSLT_BK;
1127 break;
1128
1129 case VO_QUEUE:
1130 QueueSelect = QSLT_VO;
1131 break;
1132
1133 case VI_QUEUE:
1134 QueueSelect = QSLT_VI;
1135 break;
1136 case MGNT_QUEUE:
1137 QueueSelect = QSLT_MGNT;
1138 break;
1139 case BEACON_QUEUE:
1140 QueueSelect = QSLT_BEACON;
1141 break;
1142 case TXCMD_QUEUE:
1143 QueueSelect = QSLT_CMD;
1144 break;
1145 case HIGH_QUEUE:
1146 QueueSelect = QSLT_HIGH;
1147 break;
1148 default:
1149 netdev_warn(dev, "%s(): Impossible Queue Selection: %d\n",
1150 __func__, QueueID);
1151 break;
1152 }
1153 return QueueSelect;
1154 }
1155
_rtl92e_query_is_short(u8 TxHT,u8 TxRate,struct cb_desc * tcb_desc)1156 static u8 _rtl92e_query_is_short(u8 TxHT, u8 TxRate, struct cb_desc *tcb_desc)
1157 {
1158 u8 tmp_Short;
1159
1160 tmp_Short = (TxHT == 1) ? ((tcb_desc->bUseShortGI) ? 1 : 0) :
1161 ((tcb_desc->bUseShortPreamble) ? 1 : 0);
1162 if (TxHT == 1 && TxRate != DESC90_RATEMCS15)
1163 tmp_Short = 0;
1164
1165 return tmp_Short;
1166 }
1167
rtl92e_fill_tx_desc(struct net_device * dev,struct tx_desc * pdesc,struct cb_desc * cb_desc,struct sk_buff * skb)1168 void rtl92e_fill_tx_desc(struct net_device *dev, struct tx_desc *pdesc,
1169 struct cb_desc *cb_desc, struct sk_buff *skb)
1170 {
1171 struct r8192_priv *priv = rtllib_priv(dev);
1172 dma_addr_t mapping;
1173 struct tx_fwinfo_8190pci *pTxFwInfo;
1174
1175 pTxFwInfo = (struct tx_fwinfo_8190pci *)skb->data;
1176 memset(pTxFwInfo, 0, sizeof(struct tx_fwinfo_8190pci));
1177 pTxFwInfo->TxHT = (cb_desc->data_rate & 0x80) ? 1 : 0;
1178 pTxFwInfo->TxRate = _rtl92e_rate_mgn_to_hw((u8)cb_desc->data_rate);
1179 pTxFwInfo->EnableCPUDur = cb_desc->bTxEnableFwCalcDur;
1180 pTxFwInfo->Short = _rtl92e_query_is_short(pTxFwInfo->TxHT,
1181 pTxFwInfo->TxRate, cb_desc);
1182
1183 if (cb_desc->bAMPDUEnable) {
1184 pTxFwInfo->AllowAggregation = 1;
1185 pTxFwInfo->RxMF = cb_desc->ampdu_factor;
1186 pTxFwInfo->RxAMD = cb_desc->ampdu_density;
1187 } else {
1188 pTxFwInfo->AllowAggregation = 0;
1189 pTxFwInfo->RxMF = 0;
1190 pTxFwInfo->RxAMD = 0;
1191 }
1192
1193 pTxFwInfo->RtsEnable = (cb_desc->bRTSEnable) ? 1 : 0;
1194 pTxFwInfo->CtsEnable = (cb_desc->bCTSEnable) ? 1 : 0;
1195 pTxFwInfo->RtsSTBC = (cb_desc->bRTSSTBC) ? 1 : 0;
1196 pTxFwInfo->RtsHT = (cb_desc->rts_rate&0x80) ? 1 : 0;
1197 pTxFwInfo->RtsRate = _rtl92e_rate_mgn_to_hw((u8)cb_desc->rts_rate);
1198 pTxFwInfo->RtsBandwidth = 0;
1199 pTxFwInfo->RtsSubcarrier = cb_desc->RTSSC;
1200 pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT == 0) ?
1201 (cb_desc->bRTSUseShortPreamble ? 1 : 0) :
1202 (cb_desc->bRTSUseShortGI ? 1 : 0);
1203 if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) {
1204 if (cb_desc->bPacketBW) {
1205 pTxFwInfo->TxBandwidth = 1;
1206 pTxFwInfo->TxSubCarrier = 0;
1207 } else {
1208 pTxFwInfo->TxBandwidth = 0;
1209 pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1210 }
1211 } else {
1212 pTxFwInfo->TxBandwidth = 0;
1213 pTxFwInfo->TxSubCarrier = 0;
1214 }
1215
1216 memset((u8 *)pdesc, 0, 12);
1217
1218 mapping = pci_map_single(priv->pdev, skb->data, skb->len,
1219 PCI_DMA_TODEVICE);
1220 if (pci_dma_mapping_error(priv->pdev, mapping)) {
1221 netdev_err(dev, "%s(): DMA Mapping error\n", __func__);
1222 return;
1223 }
1224
1225 pdesc->LINIP = 0;
1226 pdesc->CmdInit = 1;
1227 pdesc->Offset = sizeof(struct tx_fwinfo_8190pci) + 8;
1228 pdesc->PktSize = (u16)skb->len-sizeof(struct tx_fwinfo_8190pci);
1229
1230 pdesc->SecCAMID = 0;
1231 pdesc->RATid = cb_desc->RATRIndex;
1232
1233
1234 pdesc->NoEnc = 1;
1235 pdesc->SecType = 0x0;
1236 if (cb_desc->bHwSec) {
1237 static u8 tmp;
1238
1239 if (!tmp) {
1240 RT_TRACE(COMP_DBG, "==>================hw sec\n");
1241 tmp = 1;
1242 }
1243 switch (priv->rtllib->pairwise_key_type) {
1244 case KEY_TYPE_WEP40:
1245 case KEY_TYPE_WEP104:
1246 pdesc->SecType = 0x1;
1247 pdesc->NoEnc = 0;
1248 break;
1249 case KEY_TYPE_TKIP:
1250 pdesc->SecType = 0x2;
1251 pdesc->NoEnc = 0;
1252 break;
1253 case KEY_TYPE_CCMP:
1254 pdesc->SecType = 0x3;
1255 pdesc->NoEnc = 0;
1256 break;
1257 case KEY_TYPE_NA:
1258 pdesc->SecType = 0x0;
1259 pdesc->NoEnc = 1;
1260 break;
1261 }
1262 }
1263
1264 pdesc->PktId = 0x0;
1265
1266 pdesc->QueueSelect = _rtl92e_hw_queue_to_fw_queue(dev,
1267 cb_desc->queue_index,
1268 cb_desc->priority);
1269 pdesc->TxFWInfoSize = sizeof(struct tx_fwinfo_8190pci);
1270
1271 pdesc->DISFB = cb_desc->bTxDisableRateFallBack;
1272 pdesc->USERATE = cb_desc->bTxUseDriverAssingedRate;
1273
1274 pdesc->FirstSeg = 1;
1275 pdesc->LastSeg = 1;
1276 pdesc->TxBufferSize = skb->len;
1277
1278 pdesc->TxBuffAddr = mapping;
1279 }
1280
rtl92e_fill_tx_cmd_desc(struct net_device * dev,struct tx_desc_cmd * entry,struct cb_desc * cb_desc,struct sk_buff * skb)1281 void rtl92e_fill_tx_cmd_desc(struct net_device *dev, struct tx_desc_cmd *entry,
1282 struct cb_desc *cb_desc, struct sk_buff *skb)
1283 {
1284 struct r8192_priv *priv = rtllib_priv(dev);
1285 dma_addr_t mapping = pci_map_single(priv->pdev, skb->data, skb->len,
1286 PCI_DMA_TODEVICE);
1287
1288 if (pci_dma_mapping_error(priv->pdev, mapping))
1289 netdev_err(dev, "%s(): DMA Mapping error\n", __func__);
1290 memset(entry, 0, 12);
1291 entry->LINIP = cb_desc->bLastIniPkt;
1292 entry->FirstSeg = 1;
1293 entry->LastSeg = 1;
1294 if (cb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1295 entry->CmdInit = DESC_PACKET_TYPE_INIT;
1296 } else {
1297 struct tx_desc *entry_tmp = (struct tx_desc *)entry;
1298
1299 entry_tmp->CmdInit = DESC_PACKET_TYPE_NORMAL;
1300 entry_tmp->Offset = sizeof(struct tx_fwinfo_8190pci) + 8;
1301 entry_tmp->PktSize = (u16)(cb_desc->pkt_size +
1302 entry_tmp->Offset);
1303 entry_tmp->QueueSelect = QSLT_CMD;
1304 entry_tmp->TxFWInfoSize = 0x08;
1305 entry_tmp->RATid = (u8)DESC_PACKET_TYPE_INIT;
1306 }
1307 entry->TxBufferSize = skb->len;
1308 entry->TxBuffAddr = mapping;
1309 entry->OWN = 1;
1310 }
1311
_rtl92e_rate_hw_to_mgn(bool bIsHT,u8 rate)1312 static u8 _rtl92e_rate_hw_to_mgn(bool bIsHT, u8 rate)
1313 {
1314 u8 ret_rate = 0x02;
1315
1316 if (!bIsHT) {
1317 switch (rate) {
1318 case DESC90_RATE1M:
1319 ret_rate = MGN_1M;
1320 break;
1321 case DESC90_RATE2M:
1322 ret_rate = MGN_2M;
1323 break;
1324 case DESC90_RATE5_5M:
1325 ret_rate = MGN_5_5M;
1326 break;
1327 case DESC90_RATE11M:
1328 ret_rate = MGN_11M;
1329 break;
1330 case DESC90_RATE6M:
1331 ret_rate = MGN_6M;
1332 break;
1333 case DESC90_RATE9M:
1334 ret_rate = MGN_9M;
1335 break;
1336 case DESC90_RATE12M:
1337 ret_rate = MGN_12M;
1338 break;
1339 case DESC90_RATE18M:
1340 ret_rate = MGN_18M;
1341 break;
1342 case DESC90_RATE24M:
1343 ret_rate = MGN_24M;
1344 break;
1345 case DESC90_RATE36M:
1346 ret_rate = MGN_36M;
1347 break;
1348 case DESC90_RATE48M:
1349 ret_rate = MGN_48M;
1350 break;
1351 case DESC90_RATE54M:
1352 ret_rate = MGN_54M;
1353 break;
1354
1355 default:
1356 RT_TRACE(COMP_RECV,
1357 "_rtl92e_rate_hw_to_mgn(): Non supportedRate [%x], bIsHT = %d!!!\n",
1358 rate, bIsHT);
1359 break;
1360 }
1361
1362 } else {
1363 switch (rate) {
1364 case DESC90_RATEMCS0:
1365 ret_rate = MGN_MCS0;
1366 break;
1367 case DESC90_RATEMCS1:
1368 ret_rate = MGN_MCS1;
1369 break;
1370 case DESC90_RATEMCS2:
1371 ret_rate = MGN_MCS2;
1372 break;
1373 case DESC90_RATEMCS3:
1374 ret_rate = MGN_MCS3;
1375 break;
1376 case DESC90_RATEMCS4:
1377 ret_rate = MGN_MCS4;
1378 break;
1379 case DESC90_RATEMCS5:
1380 ret_rate = MGN_MCS5;
1381 break;
1382 case DESC90_RATEMCS6:
1383 ret_rate = MGN_MCS6;
1384 break;
1385 case DESC90_RATEMCS7:
1386 ret_rate = MGN_MCS7;
1387 break;
1388 case DESC90_RATEMCS8:
1389 ret_rate = MGN_MCS8;
1390 break;
1391 case DESC90_RATEMCS9:
1392 ret_rate = MGN_MCS9;
1393 break;
1394 case DESC90_RATEMCS10:
1395 ret_rate = MGN_MCS10;
1396 break;
1397 case DESC90_RATEMCS11:
1398 ret_rate = MGN_MCS11;
1399 break;
1400 case DESC90_RATEMCS12:
1401 ret_rate = MGN_MCS12;
1402 break;
1403 case DESC90_RATEMCS13:
1404 ret_rate = MGN_MCS13;
1405 break;
1406 case DESC90_RATEMCS14:
1407 ret_rate = MGN_MCS14;
1408 break;
1409 case DESC90_RATEMCS15:
1410 ret_rate = MGN_MCS15;
1411 break;
1412 case DESC90_RATEMCS32:
1413 ret_rate = 0x80 | 0x20;
1414 break;
1415
1416 default:
1417 RT_TRACE(COMP_RECV,
1418 "_rtl92e_rate_hw_to_mgn(): Non supported Rate [%x], bIsHT = %d!!!\n",
1419 rate, bIsHT);
1420 break;
1421 }
1422 }
1423
1424 return ret_rate;
1425 }
1426
_rtl92e_signal_scale_mapping(struct r8192_priv * priv,long currsig)1427 static long _rtl92e_signal_scale_mapping(struct r8192_priv *priv, long currsig)
1428 {
1429 long retsig;
1430
1431 if (currsig >= 61 && currsig <= 100)
1432 retsig = 90 + ((currsig - 60) / 4);
1433 else if (currsig >= 41 && currsig <= 60)
1434 retsig = 78 + ((currsig - 40) / 2);
1435 else if (currsig >= 31 && currsig <= 40)
1436 retsig = 66 + (currsig - 30);
1437 else if (currsig >= 21 && currsig <= 30)
1438 retsig = 54 + (currsig - 20);
1439 else if (currsig >= 5 && currsig <= 20)
1440 retsig = 42 + (((currsig - 5) * 2) / 3);
1441 else if (currsig == 4)
1442 retsig = 36;
1443 else if (currsig == 3)
1444 retsig = 27;
1445 else if (currsig == 2)
1446 retsig = 18;
1447 else if (currsig == 1)
1448 retsig = 9;
1449 else
1450 retsig = currsig;
1451
1452 return retsig;
1453 }
1454
1455
1456 #define rx_hal_is_cck_rate(_pdrvinfo)\
1457 ((_pdrvinfo->RxRate == DESC90_RATE1M ||\
1458 _pdrvinfo->RxRate == DESC90_RATE2M ||\
1459 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
1460 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
1461 !_pdrvinfo->RxHT)
1462
_rtl92e_query_rxphystatus(struct r8192_priv * priv,struct rtllib_rx_stats * pstats,struct rx_desc * pdesc,struct rx_fwinfo * pdrvinfo,struct rtllib_rx_stats * precord_stats,bool bpacket_match_bssid,bool bpacket_toself,bool bPacketBeacon,bool bToSelfBA)1463 static void _rtl92e_query_rxphystatus(
1464 struct r8192_priv *priv,
1465 struct rtllib_rx_stats *pstats,
1466 struct rx_desc *pdesc,
1467 struct rx_fwinfo *pdrvinfo,
1468 struct rtllib_rx_stats *precord_stats,
1469 bool bpacket_match_bssid,
1470 bool bpacket_toself,
1471 bool bPacketBeacon,
1472 bool bToSelfBA
1473 )
1474 {
1475 struct phy_sts_ofdm_819xpci *pofdm_buf;
1476 struct phy_sts_cck_819xpci *pcck_buf;
1477 struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *prxsc;
1478 u8 *prxpkt;
1479 u8 i, max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
1480 s8 rx_pwr[4], rx_pwr_all = 0;
1481 s8 rx_snrX, rx_evmX;
1482 u8 evm, pwdb_all;
1483 u32 RSSI, total_rssi = 0;
1484 u8 is_cck_rate = 0;
1485 u8 rf_rx_num = 0;
1486 static u8 check_reg824;
1487 static u32 reg824_bit9;
1488
1489 priv->stats.numqry_phystatus++;
1490
1491 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
1492 memset(precord_stats, 0, sizeof(struct rtllib_rx_stats));
1493 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID =
1494 bpacket_match_bssid;
1495 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
1496 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;
1497 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
1498 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
1499 if (check_reg824 == 0) {
1500 reg824_bit9 = rtl92e_get_bb_reg(priv->rtllib->dev,
1501 rFPGA0_XA_HSSIParameter2,
1502 0x200);
1503 check_reg824 = 1;
1504 }
1505
1506
1507 prxpkt = (u8 *)pdrvinfo;
1508
1509 prxpkt += sizeof(struct rx_fwinfo);
1510
1511 pcck_buf = (struct phy_sts_cck_819xpci *)prxpkt;
1512 pofdm_buf = (struct phy_sts_ofdm_819xpci *)prxpkt;
1513
1514 pstats->RxMIMOSignalQuality[0] = -1;
1515 pstats->RxMIMOSignalQuality[1] = -1;
1516 precord_stats->RxMIMOSignalQuality[0] = -1;
1517 precord_stats->RxMIMOSignalQuality[1] = -1;
1518
1519 if (is_cck_rate) {
1520 u8 report;
1521
1522 priv->stats.numqry_phystatusCCK++;
1523 if (!reg824_bit9) {
1524 report = pcck_buf->cck_agc_rpt & 0xc0;
1525 report >>= 6;
1526 switch (report) {
1527 case 0x3:
1528 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt &
1529 0x3e);
1530 break;
1531 case 0x2:
1532 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt &
1533 0x3e);
1534 break;
1535 case 0x1:
1536 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt &
1537 0x3e);
1538 break;
1539 case 0x0:
1540 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
1541 break;
1542 }
1543 } else {
1544 report = pcck_buf->cck_agc_rpt & 0x60;
1545 report >>= 5;
1546 switch (report) {
1547 case 0x3:
1548 rx_pwr_all = -35 -
1549 ((pcck_buf->cck_agc_rpt &
1550 0x1f) << 1);
1551 break;
1552 case 0x2:
1553 rx_pwr_all = -23 -
1554 ((pcck_buf->cck_agc_rpt &
1555 0x1f) << 1);
1556 break;
1557 case 0x1:
1558 rx_pwr_all = -11 -
1559 ((pcck_buf->cck_agc_rpt &
1560 0x1f) << 1);
1561 break;
1562 case 0x0:
1563 rx_pwr_all = -8 -
1564 ((pcck_buf->cck_agc_rpt &
1565 0x1f) << 1);
1566 break;
1567 }
1568 }
1569
1570 pwdb_all = rtl92e_rx_db_to_percent(rx_pwr_all);
1571 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
1572 pstats->RecvSignalPower = rx_pwr_all;
1573
1574 if (bpacket_match_bssid) {
1575 u8 sq;
1576
1577 if (pstats->RxPWDBAll > 40) {
1578 sq = 100;
1579 } else {
1580 sq = pcck_buf->sq_rpt;
1581
1582 if (pcck_buf->sq_rpt > 64)
1583 sq = 0;
1584 else if (pcck_buf->sq_rpt < 20)
1585 sq = 100;
1586 else
1587 sq = ((64-sq) * 100) / 44;
1588 }
1589 pstats->SignalQuality = sq;
1590 precord_stats->SignalQuality = sq;
1591 pstats->RxMIMOSignalQuality[0] = sq;
1592 precord_stats->RxMIMOSignalQuality[0] = sq;
1593 pstats->RxMIMOSignalQuality[1] = -1;
1594 precord_stats->RxMIMOSignalQuality[1] = -1;
1595 }
1596 } else {
1597 priv->stats.numqry_phystatusHT++;
1598 for (i = RF90_PATH_A; i < RF90_PATH_MAX; i++) {
1599 if (priv->brfpath_rxenable[i])
1600 rf_rx_num++;
1601
1602 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i] & 0x3F) *
1603 2) - 110;
1604
1605 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
1606 rx_snrX = (s8)(tmp_rxsnr);
1607 rx_snrX /= 2;
1608 priv->stats.rxSNRdB[i] = (long)rx_snrX;
1609
1610 RSSI = rtl92e_rx_db_to_percent(rx_pwr[i]);
1611 if (priv->brfpath_rxenable[i])
1612 total_rssi += RSSI;
1613
1614 if (bpacket_match_bssid) {
1615 pstats->RxMIMOSignalStrength[i] = (u8) RSSI;
1616 precord_stats->RxMIMOSignalStrength[i] =
1617 (u8) RSSI;
1618 }
1619 }
1620
1621
1622 rx_pwr_all = (((pofdm_buf->pwdb_all) >> 1) & 0x7f) - 106;
1623 pwdb_all = rtl92e_rx_db_to_percent(rx_pwr_all);
1624
1625 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
1626 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
1627 pstats->RecvSignalPower = rx_pwr_all;
1628 if (pdrvinfo->RxHT && pdrvinfo->RxRate >= DESC90_RATEMCS8 &&
1629 pdrvinfo->RxRate <= DESC90_RATEMCS15)
1630 max_spatial_stream = 2;
1631 else
1632 max_spatial_stream = 1;
1633
1634 for (i = 0; i < max_spatial_stream; i++) {
1635 tmp_rxevm = pofdm_buf->rxevm_X[i];
1636 rx_evmX = (s8)(tmp_rxevm);
1637
1638 rx_evmX /= 2;
1639
1640 evm = rtl92e_evm_db_to_percent(rx_evmX);
1641 if (bpacket_match_bssid) {
1642 if (i == 0) {
1643 pstats->SignalQuality = evm & 0xff;
1644 precord_stats->SignalQuality = evm & 0xff;
1645 }
1646 pstats->RxMIMOSignalQuality[i] = evm & 0xff;
1647 precord_stats->RxMIMOSignalQuality[i] = evm & 0xff;
1648 }
1649 }
1650
1651
1652 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
1653 prxsc = (struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *)
1654 &rxsc_sgien_exflg;
1655 if (pdrvinfo->BW)
1656 priv->stats.received_bwtype[1+prxsc->rxsc]++;
1657 else
1658 priv->stats.received_bwtype[0]++;
1659 }
1660
1661 if (is_cck_rate) {
1662 pstats->SignalStrength = precord_stats->SignalStrength =
1663 (u8)(_rtl92e_signal_scale_mapping(priv,
1664 (long)pwdb_all));
1665
1666 } else {
1667 if (rf_rx_num != 0)
1668 pstats->SignalStrength = precord_stats->SignalStrength =
1669 (u8)(_rtl92e_signal_scale_mapping(priv,
1670 (long)(total_rssi /= rf_rx_num)));
1671 }
1672 }
1673
_rtl92e_process_phyinfo(struct r8192_priv * priv,u8 * buffer,struct rtllib_rx_stats * prev_st,struct rtllib_rx_stats * curr_st)1674 static void _rtl92e_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
1675 struct rtllib_rx_stats *prev_st,
1676 struct rtllib_rx_stats *curr_st)
1677 {
1678 bool bcheck = false;
1679 u8 rfpath;
1680 u32 ij, tmp_val;
1681 static u32 slide_rssi_index, slide_rssi_statistics;
1682 static u32 slide_evm_index, slide_evm_statistics;
1683 static u32 last_rssi, last_evm;
1684 static u32 slide_beacon_adc_pwdb_index;
1685 static u32 slide_beacon_adc_pwdb_statistics;
1686 static u32 last_beacon_adc_pwdb;
1687 struct rtllib_hdr_3addr *hdr;
1688 u16 sc;
1689 unsigned int frag, seq;
1690
1691 hdr = (struct rtllib_hdr_3addr *)buffer;
1692 sc = le16_to_cpu(hdr->seq_ctl);
1693 frag = WLAN_GET_SEQ_FRAG(sc);
1694 seq = WLAN_GET_SEQ_SEQ(sc);
1695 curr_st->Seq_Num = seq;
1696 if (!prev_st->bIsAMPDU)
1697 bcheck = true;
1698
1699 if (slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
1700 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
1701 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
1702 priv->stats.slide_rssi_total -= last_rssi;
1703 }
1704 priv->stats.slide_rssi_total += prev_st->SignalStrength;
1705
1706 priv->stats.slide_signal_strength[slide_rssi_index++] =
1707 prev_st->SignalStrength;
1708 if (slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
1709 slide_rssi_index = 0;
1710
1711 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
1712 priv->stats.signal_strength = rtl92e_translate_to_dbm(priv,
1713 (u8)tmp_val);
1714 curr_st->rssi = priv->stats.signal_strength;
1715 if (!prev_st->bPacketMatchBSSID) {
1716 if (!prev_st->bToSelfBA)
1717 return;
1718 }
1719
1720 if (!bcheck)
1721 return;
1722
1723 priv->stats.num_process_phyinfo++;
1724 if (!prev_st->bIsCCK && prev_st->bPacketToSelf) {
1725 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++) {
1726 if (!rtl92e_is_legal_rf_path(priv->rtllib->dev, rfpath))
1727 continue;
1728 RT_TRACE(COMP_DBG,
1729 "Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d\n",
1730 prev_st->RxMIMOSignalStrength[rfpath]);
1731 if (priv->stats.rx_rssi_percentage[rfpath] == 0) {
1732 priv->stats.rx_rssi_percentage[rfpath] =
1733 prev_st->RxMIMOSignalStrength[rfpath];
1734 }
1735 if (prev_st->RxMIMOSignalStrength[rfpath] >
1736 priv->stats.rx_rssi_percentage[rfpath]) {
1737 priv->stats.rx_rssi_percentage[rfpath] =
1738 ((priv->stats.rx_rssi_percentage[rfpath]
1739 * (RX_SMOOTH - 1)) +
1740 (prev_st->RxMIMOSignalStrength
1741 [rfpath])) / (RX_SMOOTH);
1742 priv->stats.rx_rssi_percentage[rfpath] =
1743 priv->stats.rx_rssi_percentage[rfpath]
1744 + 1;
1745 } else {
1746 priv->stats.rx_rssi_percentage[rfpath] =
1747 ((priv->stats.rx_rssi_percentage[rfpath] *
1748 (RX_SMOOTH-1)) +
1749 (prev_st->RxMIMOSignalStrength[rfpath])) /
1750 (RX_SMOOTH);
1751 }
1752 RT_TRACE(COMP_DBG,
1753 "Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d\n",
1754 priv->stats.rx_rssi_percentage[rfpath]);
1755 }
1756 }
1757
1758
1759 if (prev_st->bPacketBeacon) {
1760 if (slide_beacon_adc_pwdb_statistics++ >=
1761 PHY_Beacon_RSSI_SLID_WIN_MAX) {
1762 slide_beacon_adc_pwdb_statistics =
1763 PHY_Beacon_RSSI_SLID_WIN_MAX;
1764 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb
1765 [slide_beacon_adc_pwdb_index];
1766 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
1767 }
1768 priv->stats.Slide_Beacon_Total += prev_st->RxPWDBAll;
1769 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] =
1770 prev_st->RxPWDBAll;
1771 slide_beacon_adc_pwdb_index++;
1772 if (slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
1773 slide_beacon_adc_pwdb_index = 0;
1774 prev_st->RxPWDBAll = priv->stats.Slide_Beacon_Total /
1775 slide_beacon_adc_pwdb_statistics;
1776 if (prev_st->RxPWDBAll >= 3)
1777 prev_st->RxPWDBAll -= 3;
1778 }
1779
1780 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
1781 prev_st->bIsCCK ? "CCK" : "OFDM",
1782 prev_st->RxPWDBAll);
1783
1784 if (prev_st->bPacketToSelf || prev_st->bPacketBeacon ||
1785 prev_st->bToSelfBA) {
1786 if (priv->undecorated_smoothed_pwdb < 0)
1787 priv->undecorated_smoothed_pwdb = prev_st->RxPWDBAll;
1788 if (prev_st->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb) {
1789 priv->undecorated_smoothed_pwdb =
1790 (((priv->undecorated_smoothed_pwdb) *
1791 (RX_SMOOTH-1)) +
1792 (prev_st->RxPWDBAll)) / (RX_SMOOTH);
1793 priv->undecorated_smoothed_pwdb =
1794 priv->undecorated_smoothed_pwdb + 1;
1795 } else {
1796 priv->undecorated_smoothed_pwdb =
1797 (((priv->undecorated_smoothed_pwdb) *
1798 (RX_SMOOTH-1)) +
1799 (prev_st->RxPWDBAll)) / (RX_SMOOTH);
1800 }
1801 rtl92e_update_rx_statistics(priv, prev_st);
1802 }
1803
1804 if (prev_st->SignalQuality != 0) {
1805 if (prev_st->bPacketToSelf || prev_st->bPacketBeacon ||
1806 prev_st->bToSelfBA) {
1807 if (slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
1808 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
1809 last_evm =
1810 priv->stats.slide_evm[slide_evm_index];
1811 priv->stats.slide_evm_total -= last_evm;
1812 }
1813
1814 priv->stats.slide_evm_total += prev_st->SignalQuality;
1815
1816 priv->stats.slide_evm[slide_evm_index++] =
1817 prev_st->SignalQuality;
1818 if (slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
1819 slide_evm_index = 0;
1820
1821 tmp_val = priv->stats.slide_evm_total /
1822 slide_evm_statistics;
1823 priv->stats.signal_quality = tmp_val;
1824 priv->stats.last_signal_strength_inpercent = tmp_val;
1825 }
1826
1827 if (prev_st->bPacketToSelf ||
1828 prev_st->bPacketBeacon ||
1829 prev_st->bToSelfBA) {
1830 for (ij = 0; ij < 2; ij++) {
1831 if (prev_st->RxMIMOSignalQuality[ij] != -1) {
1832 if (priv->stats.rx_evm_percentage[ij] == 0)
1833 priv->stats.rx_evm_percentage[ij] =
1834 prev_st->RxMIMOSignalQuality[ij];
1835 priv->stats.rx_evm_percentage[ij] =
1836 ((priv->stats.rx_evm_percentage[ij] *
1837 (RX_SMOOTH - 1)) +
1838 (prev_st->RxMIMOSignalQuality[ij])) /
1839 (RX_SMOOTH);
1840 }
1841 }
1842 }
1843 }
1844 }
1845
_rtl92e_translate_rx_signal_stats(struct net_device * dev,struct sk_buff * skb,struct rtllib_rx_stats * pstats,struct rx_desc * pdesc,struct rx_fwinfo * pdrvinfo)1846 static void _rtl92e_translate_rx_signal_stats(struct net_device *dev,
1847 struct sk_buff *skb,
1848 struct rtllib_rx_stats *pstats,
1849 struct rx_desc *pdesc,
1850 struct rx_fwinfo *pdrvinfo)
1851 {
1852 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1853 bool bpacket_match_bssid, bpacket_toself;
1854 bool bPacketBeacon = false;
1855 struct rtllib_hdr_3addr *hdr;
1856 bool bToSelfBA = false;
1857 static struct rtllib_rx_stats previous_stats;
1858 u16 fc, type;
1859 u8 *tmp_buf;
1860 u8 *praddr;
1861
1862 tmp_buf = skb->data + pstats->RxDrvInfoSize + pstats->RxBufShift;
1863
1864 hdr = (struct rtllib_hdr_3addr *)tmp_buf;
1865 fc = le16_to_cpu(hdr->frame_ctl);
1866 type = WLAN_FC_GET_TYPE(fc);
1867 praddr = hdr->addr1;
1868
1869 bpacket_match_bssid =
1870 ((type != RTLLIB_FTYPE_CTL) &&
1871 ether_addr_equal(priv->rtllib->current_network.bssid,
1872 (fc & RTLLIB_FCTL_TODS) ? hdr->addr1 :
1873 (fc & RTLLIB_FCTL_FROMDS) ? hdr->addr2 :
1874 hdr->addr3) &&
1875 (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV));
1876 bpacket_toself = bpacket_match_bssid && /* check this */
1877 ether_addr_equal(praddr, priv->rtllib->dev->dev_addr);
1878 if (WLAN_FC_GET_FRAMETYPE(fc) == RTLLIB_STYPE_BEACON)
1879 bPacketBeacon = true;
1880 if (bpacket_match_bssid)
1881 priv->stats.numpacket_matchbssid++;
1882 if (bpacket_toself)
1883 priv->stats.numpacket_toself++;
1884 _rtl92e_process_phyinfo(priv, tmp_buf, &previous_stats, pstats);
1885 _rtl92e_query_rxphystatus(priv, pstats, pdesc, pdrvinfo,
1886 &previous_stats, bpacket_match_bssid,
1887 bpacket_toself, bPacketBeacon, bToSelfBA);
1888 rtl92e_copy_mpdu_stats(pstats, &previous_stats);
1889 }
1890
_rtl92e_update_received_rate_histogram_stats(struct net_device * dev,struct rtllib_rx_stats * pstats)1891 static void _rtl92e_update_received_rate_histogram_stats(
1892 struct net_device *dev,
1893 struct rtllib_rx_stats *pstats)
1894 {
1895 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1896 u32 rcvType = 1;
1897 u32 rateIndex;
1898 u32 preamble_guardinterval;
1899
1900 if (pstats->bCRC)
1901 rcvType = 2;
1902 else if (pstats->bICV)
1903 rcvType = 3;
1904
1905 if (pstats->bShortPreamble)
1906 preamble_guardinterval = 1;
1907 else
1908 preamble_guardinterval = 0;
1909
1910 switch (pstats->rate) {
1911 case MGN_1M:
1912 rateIndex = 0;
1913 break;
1914 case MGN_2M:
1915 rateIndex = 1;
1916 break;
1917 case MGN_5_5M:
1918 rateIndex = 2;
1919 break;
1920 case MGN_11M:
1921 rateIndex = 3;
1922 break;
1923 case MGN_6M:
1924 rateIndex = 4;
1925 break;
1926 case MGN_9M:
1927 rateIndex = 5;
1928 break;
1929 case MGN_12M:
1930 rateIndex = 6;
1931 break;
1932 case MGN_18M:
1933 rateIndex = 7;
1934 break;
1935 case MGN_24M:
1936 rateIndex = 8;
1937 break;
1938 case MGN_36M:
1939 rateIndex = 9;
1940 break;
1941 case MGN_48M:
1942 rateIndex = 10;
1943 break;
1944 case MGN_54M:
1945 rateIndex = 11;
1946 break;
1947 case MGN_MCS0:
1948 rateIndex = 12;
1949 break;
1950 case MGN_MCS1:
1951 rateIndex = 13;
1952 break;
1953 case MGN_MCS2:
1954 rateIndex = 14;
1955 break;
1956 case MGN_MCS3:
1957 rateIndex = 15;
1958 break;
1959 case MGN_MCS4:
1960 rateIndex = 16;
1961 break;
1962 case MGN_MCS5:
1963 rateIndex = 17;
1964 break;
1965 case MGN_MCS6:
1966 rateIndex = 18;
1967 break;
1968 case MGN_MCS7:
1969 rateIndex = 19;
1970 break;
1971 case MGN_MCS8:
1972 rateIndex = 20;
1973 break;
1974 case MGN_MCS9:
1975 rateIndex = 21;
1976 break;
1977 case MGN_MCS10:
1978 rateIndex = 22;
1979 break;
1980 case MGN_MCS11:
1981 rateIndex = 23;
1982 break;
1983 case MGN_MCS12:
1984 rateIndex = 24;
1985 break;
1986 case MGN_MCS13:
1987 rateIndex = 25;
1988 break;
1989 case MGN_MCS14:
1990 rateIndex = 26;
1991 break;
1992 case MGN_MCS15:
1993 rateIndex = 27;
1994 break;
1995 default:
1996 rateIndex = 28;
1997 break;
1998 }
1999 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
2000 priv->stats.received_rate_histogram[0][rateIndex]++;
2001 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
2002 }
2003
rtl92e_get_rx_stats(struct net_device * dev,struct rtllib_rx_stats * stats,struct rx_desc * pdesc,struct sk_buff * skb)2004 bool rtl92e_get_rx_stats(struct net_device *dev, struct rtllib_rx_stats *stats,
2005 struct rx_desc *pdesc, struct sk_buff *skb)
2006 {
2007 struct r8192_priv *priv = rtllib_priv(dev);
2008 struct rx_fwinfo *pDrvInfo = NULL;
2009
2010 stats->bICV = pdesc->ICV;
2011 stats->bCRC = pdesc->CRC32;
2012 stats->bHwError = pdesc->CRC32 | pdesc->ICV;
2013
2014 stats->Length = pdesc->Length;
2015 if (stats->Length < 24)
2016 stats->bHwError |= 1;
2017
2018 if (stats->bHwError) {
2019 stats->bShift = false;
2020
2021 if (pdesc->CRC32) {
2022 if (pdesc->Length < 500)
2023 priv->stats.rxcrcerrmin++;
2024 else if (pdesc->Length > 1000)
2025 priv->stats.rxcrcerrmax++;
2026 else
2027 priv->stats.rxcrcerrmid++;
2028 }
2029 return false;
2030 }
2031
2032 stats->RxDrvInfoSize = pdesc->RxDrvInfoSize;
2033 stats->RxBufShift = (pdesc->Shift) & 0x03;
2034 stats->Decrypted = !pdesc->SWDec;
2035
2036 pDrvInfo = (struct rx_fwinfo *)(skb->data + stats->RxBufShift);
2037
2038 stats->rate = _rtl92e_rate_hw_to_mgn((bool)pDrvInfo->RxHT,
2039 (u8)pDrvInfo->RxRate);
2040 stats->bShortPreamble = pDrvInfo->SPLCP;
2041
2042 _rtl92e_update_received_rate_histogram_stats(dev, stats);
2043
2044 stats->bIsAMPDU = (pDrvInfo->PartAggr == 1);
2045 stats->bFirstMPDU = (pDrvInfo->PartAggr == 1) &&
2046 (pDrvInfo->FirstAGGR == 1);
2047
2048 stats->TimeStampLow = pDrvInfo->TSFL;
2049 stats->TimeStampHigh = rtl92e_readl(dev, TSFR+4);
2050
2051 rtl92e_update_rx_pkt_timestamp(dev, stats);
2052
2053 if ((stats->RxBufShift + stats->RxDrvInfoSize) > 0)
2054 stats->bShift = 1;
2055
2056 stats->RxIs40MHzPacket = pDrvInfo->BW;
2057
2058 _rtl92e_translate_rx_signal_stats(dev, skb, stats, pdesc, pDrvInfo);
2059
2060 if (pDrvInfo->FirstAGGR == 1 || pDrvInfo->PartAggr == 1)
2061 RT_TRACE(COMP_RXDESC,
2062 "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
2063 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
2064 skb_trim(skb, skb->len - 4/*sCrcLng*/);
2065
2066
2067 stats->packetlength = stats->Length-4;
2068 stats->fraglength = stats->packetlength;
2069 stats->fragoffset = 0;
2070 stats->ntotalfrag = 1;
2071 return true;
2072 }
2073
rtl92e_stop_adapter(struct net_device * dev,bool reset)2074 void rtl92e_stop_adapter(struct net_device *dev, bool reset)
2075 {
2076 struct r8192_priv *priv = rtllib_priv(dev);
2077 int i;
2078 u8 OpMode;
2079 u8 u1bTmp;
2080 u32 ulRegRead;
2081
2082 OpMode = RT_OP_MODE_NO_LINK;
2083 priv->rtllib->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &OpMode);
2084
2085 if (!priv->rtllib->bSupportRemoteWakeUp) {
2086 u1bTmp = 0x0;
2087 rtl92e_writeb(dev, CMDR, u1bTmp);
2088 }
2089
2090 mdelay(20);
2091
2092 if (!reset) {
2093 mdelay(150);
2094
2095 priv->bHwRfOffAction = 2;
2096
2097 if (!priv->rtllib->bSupportRemoteWakeUp) {
2098 rtl92e_set_rf_off(dev);
2099 ulRegRead = rtl92e_readl(dev, CPU_GEN);
2100 ulRegRead |= CPU_GEN_SYSTEM_RESET;
2101 rtl92e_writel(dev, CPU_GEN, ulRegRead);
2102 } else {
2103 rtl92e_writel(dev, WFCRC0, 0xffffffff);
2104 rtl92e_writel(dev, WFCRC1, 0xffffffff);
2105 rtl92e_writel(dev, WFCRC2, 0xffffffff);
2106
2107
2108 rtl92e_writeb(dev, PMR, 0x5);
2109 rtl92e_writeb(dev, MacBlkCtrl, 0xa);
2110 }
2111 }
2112
2113 for (i = 0; i < MAX_QUEUE_SIZE; i++)
2114 skb_queue_purge(&priv->rtllib->skb_waitQ[i]);
2115 for (i = 0; i < MAX_QUEUE_SIZE; i++)
2116 skb_queue_purge(&priv->rtllib->skb_aggQ[i]);
2117
2118 skb_queue_purge(&priv->skb_queue);
2119 }
2120
rtl92e_update_ratr_table(struct net_device * dev)2121 void rtl92e_update_ratr_table(struct net_device *dev)
2122 {
2123 struct r8192_priv *priv = rtllib_priv(dev);
2124 struct rtllib_device *ieee = priv->rtllib;
2125 u8 *pMcsRate = ieee->dot11HTOperationalRateSet;
2126 u32 ratr_value = 0;
2127 u16 rate_config = 0;
2128 u8 rate_index = 0;
2129
2130 rtl92e_config_rate(dev, &rate_config);
2131 ratr_value = rate_config | *pMcsRate << 12;
2132 switch (ieee->mode) {
2133 case IEEE_A:
2134 ratr_value &= 0x00000FF0;
2135 break;
2136 case IEEE_B:
2137 ratr_value &= 0x0000000F;
2138 break;
2139 case IEEE_G:
2140 case IEEE_G|IEEE_B:
2141 ratr_value &= 0x00000FF7;
2142 break;
2143 case IEEE_N_24G:
2144 case IEEE_N_5G:
2145 if (ieee->pHTInfo->PeerMimoPs == 0) {
2146 ratr_value &= 0x0007F007;
2147 } else {
2148 if (priv->rf_type == RF_1T2R)
2149 ratr_value &= 0x000FF007;
2150 else
2151 ratr_value &= 0x0F81F007;
2152 }
2153 break;
2154 default:
2155 break;
2156 }
2157 ratr_value &= 0x0FFFFFFF;
2158 if (ieee->pHTInfo->bCurTxBW40MHz &&
2159 ieee->pHTInfo->bCurShortGI40MHz)
2160 ratr_value |= 0x80000000;
2161 else if (!ieee->pHTInfo->bCurTxBW40MHz &&
2162 ieee->pHTInfo->bCurShortGI20MHz)
2163 ratr_value |= 0x80000000;
2164 rtl92e_writel(dev, RATR0+rate_index*4, ratr_value);
2165 rtl92e_writeb(dev, UFWP, 1);
2166 }
2167
2168 void
rtl92e_init_variables(struct net_device * dev)2169 rtl92e_init_variables(struct net_device *dev)
2170 {
2171 struct r8192_priv *priv = rtllib_priv(dev);
2172
2173 strcpy(priv->nick, "rtl8192E");
2174
2175 priv->rtllib->softmac_features = IEEE_SOFTMAC_SCAN |
2176 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2177 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;
2178
2179 priv->rtllib->tx_headroom = sizeof(struct tx_fwinfo_8190pci);
2180
2181 priv->ShortRetryLimit = 0x30;
2182 priv->LongRetryLimit = 0x30;
2183
2184 priv->ReceiveConfig = RCR_ADD3 |
2185 RCR_AMF | RCR_ADF |
2186 RCR_AICV |
2187 RCR_AB | RCR_AM | RCR_APM |
2188 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2189 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2190
2191 priv->irq_mask[0] = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK |
2192 IMR_BEDOK | IMR_BKDOK | IMR_HCCADOK |
2193 IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |
2194 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 |
2195 IMR_RDU | IMR_RXFOVW | IMR_TXFOVW |
2196 IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2197
2198 priv->PwrDomainProtect = false;
2199
2200 priv->bfirst_after_down = false;
2201 }
2202
rtl92e_enable_irq(struct net_device * dev)2203 void rtl92e_enable_irq(struct net_device *dev)
2204 {
2205 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2206
2207 priv->irq_enabled = 1;
2208
2209 rtl92e_writel(dev, INTA_MASK, priv->irq_mask[0]);
2210
2211 }
2212
rtl92e_disable_irq(struct net_device * dev)2213 void rtl92e_disable_irq(struct net_device *dev)
2214 {
2215 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2216
2217 rtl92e_writel(dev, INTA_MASK, 0);
2218
2219 priv->irq_enabled = 0;
2220 }
2221
rtl92e_clear_irq(struct net_device * dev)2222 void rtl92e_clear_irq(struct net_device *dev)
2223 {
2224 u32 tmp;
2225
2226 tmp = rtl92e_readl(dev, ISR);
2227 rtl92e_writel(dev, ISR, tmp);
2228 }
2229
2230
rtl92e_enable_rx(struct net_device * dev)2231 void rtl92e_enable_rx(struct net_device *dev)
2232 {
2233 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2234
2235 rtl92e_writel(dev, RDQDA, priv->rx_ring_dma[RX_MPDU_QUEUE]);
2236 }
2237
2238 static const u32 TX_DESC_BASE[] = {
2239 BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA
2240 };
2241
rtl92e_enable_tx(struct net_device * dev)2242 void rtl92e_enable_tx(struct net_device *dev)
2243 {
2244 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2245 u32 i;
2246
2247 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
2248 rtl92e_writel(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
2249 }
2250
2251
rtl92e_ack_irq(struct net_device * dev,u32 * p_inta,u32 * p_intb)2252 void rtl92e_ack_irq(struct net_device *dev, u32 *p_inta, u32 *p_intb)
2253 {
2254 *p_inta = rtl92e_readl(dev, ISR);
2255 rtl92e_writel(dev, ISR, *p_inta);
2256 }
2257
rtl92e_is_rx_stuck(struct net_device * dev)2258 bool rtl92e_is_rx_stuck(struct net_device *dev)
2259 {
2260 struct r8192_priv *priv = rtllib_priv(dev);
2261 u16 RegRxCounter = rtl92e_readw(dev, 0x130);
2262 bool bStuck = false;
2263 static u8 rx_chk_cnt;
2264 u32 SlotIndex = 0, TotalRxStuckCount = 0;
2265 u8 i;
2266 u8 SilentResetRxSoltNum = 4;
2267
2268 RT_TRACE(COMP_RESET, "%s(): RegRxCounter is %d, RxCounter is %d\n",
2269 __func__, RegRxCounter, priv->RxCounter);
2270
2271 rx_chk_cnt++;
2272 if (priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5)) {
2273 rx_chk_cnt = 0;
2274 } else if ((priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High + 5))
2275 && (((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) &&
2276 (priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_40M))
2277 || ((priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20) &&
2278 (priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_20M)))) {
2279 if (rx_chk_cnt < 2)
2280 return bStuck;
2281 rx_chk_cnt = 0;
2282 } else if ((((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) &&
2283 (priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_40M)) ||
2284 ((priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20) &&
2285 (priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_20M))) &&
2286 priv->undecorated_smoothed_pwdb >= VeryLowRSSI) {
2287 if (rx_chk_cnt < 4)
2288 return bStuck;
2289 rx_chk_cnt = 0;
2290 } else {
2291 if (rx_chk_cnt < 8)
2292 return bStuck;
2293 rx_chk_cnt = 0;
2294 }
2295
2296
2297 SlotIndex = (priv->SilentResetRxSlotIndex++)%SilentResetRxSoltNum;
2298
2299 if (priv->RxCounter == RegRxCounter) {
2300 priv->SilentResetRxStuckEvent[SlotIndex] = 1;
2301
2302 for (i = 0; i < SilentResetRxSoltNum; i++)
2303 TotalRxStuckCount += priv->SilentResetRxStuckEvent[i];
2304
2305 if (TotalRxStuckCount == SilentResetRxSoltNum) {
2306 bStuck = true;
2307 for (i = 0; i < SilentResetRxSoltNum; i++)
2308 TotalRxStuckCount +=
2309 priv->SilentResetRxStuckEvent[i];
2310 }
2311
2312
2313 } else {
2314 priv->SilentResetRxStuckEvent[SlotIndex] = 0;
2315 }
2316
2317 priv->RxCounter = RegRxCounter;
2318
2319 return bStuck;
2320 }
2321
rtl92e_is_tx_stuck(struct net_device * dev)2322 bool rtl92e_is_tx_stuck(struct net_device *dev)
2323 {
2324 struct r8192_priv *priv = rtllib_priv(dev);
2325 bool bStuck = false;
2326 u16 RegTxCounter = rtl92e_readw(dev, 0x128);
2327
2328 RT_TRACE(COMP_RESET, "%s():RegTxCounter is %d,TxCounter is %d\n",
2329 __func__, RegTxCounter, priv->TxCounter);
2330
2331 if (priv->TxCounter == RegTxCounter)
2332 bStuck = true;
2333
2334 priv->TxCounter = RegTxCounter;
2335
2336 return bStuck;
2337 }
2338
rtl92e_get_nmode_support_by_sec(struct net_device * dev)2339 bool rtl92e_get_nmode_support_by_sec(struct net_device *dev)
2340 {
2341 struct r8192_priv *priv = rtllib_priv(dev);
2342 struct rtllib_device *ieee = priv->rtllib;
2343
2344 if (ieee->rtllib_ap_sec_type &&
2345 (ieee->rtllib_ap_sec_type(priv->rtllib)&(SEC_ALG_WEP |
2346 SEC_ALG_TKIP))) {
2347 return false;
2348 } else {
2349 return true;
2350 }
2351 }
2352
rtl92e_is_halfn_supported_by_ap(struct net_device * dev)2353 bool rtl92e_is_halfn_supported_by_ap(struct net_device *dev)
2354 {
2355 struct r8192_priv *priv = rtllib_priv(dev);
2356 struct rtllib_device *ieee = priv->rtllib;
2357
2358 return ieee->bHalfWirelessN24GMode;
2359 }
2360
