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)
133 RegRCR |= (RCR_CBSSID);
134 else
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, "====> %s\n", __func__);
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 (EEPROM_Customer_ID >> 1)) >> 8;
324 priv->eeprom_CustomerID = 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 u8 addr[ETH_ALEN];
364
365 for (i = 0; i < 6; i += 2) {
366 usValue = rtl92e_eeprom_read(dev,
367 (EEPROM_NODE_ADDRESS_BYTE_0 + i) >> 1);
368 *(u16 *)(&addr[i]) = usValue;
369 }
370 eth_hw_addr_set(dev, addr);
371 } else {
372 eth_hw_addr_set(dev, bMac_Tmp_Addr);
373 }
374
375 RT_TRACE(COMP_INIT, "Permanent Address = %pM\n",
376 dev->dev_addr);
377
378 if (priv->card_8192_version > VERSION_8190_BD)
379 priv->bTXPowerDataReadFromEEPORM = true;
380 else
381 priv->bTXPowerDataReadFromEEPORM = false;
382
383 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
384
385 if (priv->card_8192_version > VERSION_8190_BD) {
386 if (!priv->AutoloadFailFlag) {
387 tempval = (rtl92e_eeprom_read(dev,
388 (EEPROM_RFInd_PowerDiff >> 1))) & 0xff;
389 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf;
390
391 if (tempval&0x80)
392 priv->rf_type = RF_1T2R;
393 else
394 priv->rf_type = RF_2T4R;
395 } else {
396 priv->EEPROMLegacyHTTxPowerDiff = 0x04;
397 }
398 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
399 priv->EEPROMLegacyHTTxPowerDiff);
400
401 if (!priv->AutoloadFailFlag)
402 priv->EEPROMThermalMeter = ((rtl92e_eeprom_read(dev,
403 (EEPROM_ThermalMeter>>1))) &
404 0xff00) >> 8;
405 else
406 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
407 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n",
408 priv->EEPROMThermalMeter);
409 priv->TSSI_13dBm = priv->EEPROMThermalMeter * 100;
410
411 if (priv->epromtype == EEPROM_93C46) {
412 if (!priv->AutoloadFailFlag) {
413 usValue = rtl92e_eeprom_read(dev,
414 EEPROM_TxPwDiff_CrystalCap >> 1);
415 priv->EEPROMAntPwDiff = usValue & 0x0fff;
416 priv->EEPROMCrystalCap = (usValue & 0xf000)
417 >> 12;
418 } else {
419 priv->EEPROMAntPwDiff =
420 EEPROM_Default_AntTxPowerDiff;
421 priv->EEPROMCrystalCap =
422 EEPROM_Default_TxPwDiff_CrystalCap;
423 }
424 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n",
425 priv->EEPROMAntPwDiff);
426 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n",
427 priv->EEPROMCrystalCap);
428
429 for (i = 0; i < 14; i += 2) {
430 if (!priv->AutoloadFailFlag)
431 usValue = rtl92e_eeprom_read(dev,
432 (EEPROM_TxPwIndex_CCK + i) >> 1);
433 else
434 usValue = EEPROM_Default_TxPower;
435 *((u16 *)(&priv->EEPROMTxPowerLevelCCK[i])) =
436 usValue;
437 RT_TRACE(COMP_INIT,
438 "CCK Tx Power Level, Index %d = 0x%02x\n",
439 i, priv->EEPROMTxPowerLevelCCK[i]);
440 RT_TRACE(COMP_INIT,
441 "CCK Tx Power Level, Index %d = 0x%02x\n",
442 i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
443 }
444 for (i = 0; i < 14; i += 2) {
445 if (!priv->AutoloadFailFlag)
446 usValue = rtl92e_eeprom_read(dev,
447 (EEPROM_TxPwIndex_OFDM_24G + i) >> 1);
448 else
449 usValue = EEPROM_Default_TxPower;
450 *((u16 *)(&priv->EEPROMTxPowerLevelOFDM24G[i]))
451 = usValue;
452 RT_TRACE(COMP_INIT,
453 "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n",
454 i, priv->EEPROMTxPowerLevelOFDM24G[i]);
455 RT_TRACE(COMP_INIT,
456 "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n",
457 i + 1,
458 priv->EEPROMTxPowerLevelOFDM24G[i+1]);
459 }
460 }
461 if (priv->epromtype == EEPROM_93C46) {
462 for (i = 0; i < 14; i++) {
463 priv->TxPowerLevelCCK[i] =
464 priv->EEPROMTxPowerLevelCCK[i];
465 priv->TxPowerLevelOFDM24G[i] =
466 priv->EEPROMTxPowerLevelOFDM24G[i];
467 }
468 priv->LegacyHTTxPowerDiff =
469 priv->EEPROMLegacyHTTxPowerDiff;
470 priv->AntennaTxPwDiff[0] = priv->EEPROMAntPwDiff & 0xf;
471 priv->AntennaTxPwDiff[1] = (priv->EEPROMAntPwDiff &
472 0xf0) >> 4;
473 priv->AntennaTxPwDiff[2] = (priv->EEPROMAntPwDiff &
474 0xf00) >> 8;
475 priv->CrystalCap = priv->EEPROMCrystalCap;
476 priv->ThermalMeter[0] = priv->EEPROMThermalMeter & 0xf;
477 priv->ThermalMeter[1] = (priv->EEPROMThermalMeter &
478 0xf0) >> 4;
479 } else if (priv->epromtype == EEPROM_93C56) {
480
481 for (i = 0; i < 3; i++) {
482 priv->TxPowerLevelCCK_A[i] =
483 priv->EEPROMRfACCKChnl1TxPwLevel[0];
484 priv->TxPowerLevelOFDM24G_A[i] =
485 priv->EEPROMRfAOfdmChnlTxPwLevel[0];
486 priv->TxPowerLevelCCK_C[i] =
487 priv->EEPROMRfCCCKChnl1TxPwLevel[0];
488 priv->TxPowerLevelOFDM24G_C[i] =
489 priv->EEPROMRfCOfdmChnlTxPwLevel[0];
490 }
491 for (i = 3; i < 9; i++) {
492 priv->TxPowerLevelCCK_A[i] =
493 priv->EEPROMRfACCKChnl1TxPwLevel[1];
494 priv->TxPowerLevelOFDM24G_A[i] =
495 priv->EEPROMRfAOfdmChnlTxPwLevel[1];
496 priv->TxPowerLevelCCK_C[i] =
497 priv->EEPROMRfCCCKChnl1TxPwLevel[1];
498 priv->TxPowerLevelOFDM24G_C[i] =
499 priv->EEPROMRfCOfdmChnlTxPwLevel[1];
500 }
501 for (i = 9; i < 14; i++) {
502 priv->TxPowerLevelCCK_A[i] =
503 priv->EEPROMRfACCKChnl1TxPwLevel[2];
504 priv->TxPowerLevelOFDM24G_A[i] =
505 priv->EEPROMRfAOfdmChnlTxPwLevel[2];
506 priv->TxPowerLevelCCK_C[i] =
507 priv->EEPROMRfCCCKChnl1TxPwLevel[2];
508 priv->TxPowerLevelOFDM24G_C[i] =
509 priv->EEPROMRfCOfdmChnlTxPwLevel[2];
510 }
511 for (i = 0; i < 14; i++)
512 RT_TRACE(COMP_INIT,
513 "priv->TxPowerLevelCCK_A[%d] = 0x%x\n",
514 i, priv->TxPowerLevelCCK_A[i]);
515 for (i = 0; i < 14; i++)
516 RT_TRACE(COMP_INIT,
517 "priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n",
518 i, priv->TxPowerLevelOFDM24G_A[i]);
519 for (i = 0; i < 14; i++)
520 RT_TRACE(COMP_INIT,
521 "priv->TxPowerLevelCCK_C[%d] = 0x%x\n",
522 i, priv->TxPowerLevelCCK_C[i]);
523 for (i = 0; i < 14; i++)
524 RT_TRACE(COMP_INIT,
525 "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n",
526 i, priv->TxPowerLevelOFDM24G_C[i]);
527 priv->LegacyHTTxPowerDiff =
528 priv->EEPROMLegacyHTTxPowerDiff;
529 priv->AntennaTxPwDiff[0] = 0;
530 priv->AntennaTxPwDiff[1] = 0;
531 priv->AntennaTxPwDiff[2] = 0;
532 priv->CrystalCap = priv->EEPROMCrystalCap;
533 priv->ThermalMeter[0] = priv->EEPROMThermalMeter & 0xf;
534 priv->ThermalMeter[1] = (priv->EEPROMThermalMeter &
535 0xf0) >> 4;
536 }
537 }
538
539 if (priv->rf_type == RF_1T2R) {
540 /* no matter what checkpatch says, the braces are needed */
541 RT_TRACE(COMP_INIT, "\n1T2R config\n");
542 } else if (priv->rf_type == RF_2T4R) {
543 RT_TRACE(COMP_INIT, "\n2T4R config\n");
544 }
545
546 rtl92e_init_adaptive_rate(dev);
547
548 priv->rf_chip = RF_8256;
549
550 if (priv->RegChannelPlan == 0xf)
551 priv->ChannelPlan = priv->eeprom_ChannelPlan;
552 else
553 priv->ChannelPlan = priv->RegChannelPlan;
554
555 if (priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
556 priv->CustomerID = RT_CID_DLINK;
557
558 switch (priv->eeprom_CustomerID) {
559 case EEPROM_CID_DEFAULT:
560 priv->CustomerID = RT_CID_DEFAULT;
561 break;
562 case EEPROM_CID_CAMEO:
563 priv->CustomerID = RT_CID_819x_CAMEO;
564 break;
565 case EEPROM_CID_RUNTOP:
566 priv->CustomerID = RT_CID_819x_RUNTOP;
567 break;
568 case EEPROM_CID_NetCore:
569 priv->CustomerID = RT_CID_819x_Netcore;
570 break;
571 case EEPROM_CID_TOSHIBA:
572 priv->CustomerID = RT_CID_TOSHIBA;
573 if (priv->eeprom_ChannelPlan&0x80)
574 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
575 else
576 priv->ChannelPlan = 0x0;
577 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
578 priv->ChannelPlan);
579 break;
580 case EEPROM_CID_Nettronix:
581 priv->ScanDelay = 100;
582 priv->CustomerID = RT_CID_Nettronix;
583 break;
584 case EEPROM_CID_Pronet:
585 priv->CustomerID = RT_CID_PRONET;
586 break;
587 case EEPROM_CID_DLINK:
588 priv->CustomerID = RT_CID_DLINK;
589 break;
590
591 case EEPROM_CID_WHQL:
592 break;
593 default:
594 break;
595 }
596
597 if (priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
598 priv->ChannelPlan = 0;
599 priv->ChannelPlan = COUNTRY_CODE_WORLD_WIDE_13;
600
601 if (priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
602 priv->rtllib->bSupportRemoteWakeUp = true;
603 else
604 priv->rtllib->bSupportRemoteWakeUp = false;
605
606 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
607 RT_TRACE(COMP_INIT, "ChannelPlan = %d\n", priv->ChannelPlan);
608 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
609 }
610
rtl92e_get_eeprom_size(struct net_device * dev)611 void rtl92e_get_eeprom_size(struct net_device *dev)
612 {
613 u16 curCR;
614 struct r8192_priv *priv = rtllib_priv(dev);
615
616 RT_TRACE(COMP_INIT, "===========>%s()\n", __func__);
617 curCR = rtl92e_readw(dev, EPROM_CMD);
618 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD,
619 curCR);
620 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EEPROM_93C56 :
621 EEPROM_93C46;
622 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __func__,
623 priv->epromtype);
624 _rtl92e_read_eeprom_info(dev);
625 }
626
_rtl92e_hwconfig(struct net_device * dev)627 static void _rtl92e_hwconfig(struct net_device *dev)
628 {
629 u32 regRATR = 0, regRRSR = 0;
630 u8 regBwOpMode = 0, regTmp = 0;
631 struct r8192_priv *priv = rtllib_priv(dev);
632
633 switch (priv->rtllib->mode) {
634 case WIRELESS_MODE_B:
635 regBwOpMode = BW_OPMODE_20MHZ;
636 regRATR = RATE_ALL_CCK;
637 regRRSR = RATE_ALL_CCK;
638 break;
639 case WIRELESS_MODE_A:
640 regBwOpMode = BW_OPMODE_5G | BW_OPMODE_20MHZ;
641 regRATR = RATE_ALL_OFDM_AG;
642 regRRSR = RATE_ALL_OFDM_AG;
643 break;
644 case WIRELESS_MODE_G:
645 regBwOpMode = BW_OPMODE_20MHZ;
646 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
647 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
648 break;
649 case WIRELESS_MODE_AUTO:
650 case WIRELESS_MODE_N_24G:
651 regBwOpMode = BW_OPMODE_20MHZ;
652 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
653 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
654 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
655 break;
656 case WIRELESS_MODE_N_5G:
657 regBwOpMode = BW_OPMODE_5G;
658 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS |
659 RATE_ALL_OFDM_2SS;
660 regRRSR = RATE_ALL_OFDM_AG;
661 break;
662 default:
663 regBwOpMode = BW_OPMODE_20MHZ;
664 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
665 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
666 break;
667 }
668
669 rtl92e_writeb(dev, BW_OPMODE, regBwOpMode);
670 {
671 u32 ratr_value;
672
673 ratr_value = regRATR;
674 if (priv->rf_type == RF_1T2R)
675 ratr_value &= ~(RATE_ALL_OFDM_2SS);
676 rtl92e_writel(dev, RATR0, ratr_value);
677 rtl92e_writeb(dev, UFWP, 1);
678 }
679 regTmp = rtl92e_readb(dev, 0x313);
680 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
681 rtl92e_writel(dev, RRSR, regRRSR);
682
683 rtl92e_writew(dev, RETRY_LIMIT,
684 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
685 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
686 }
687
rtl92e_start_adapter(struct net_device * dev)688 bool rtl92e_start_adapter(struct net_device *dev)
689 {
690 struct r8192_priv *priv = rtllib_priv(dev);
691 u32 ulRegRead;
692 bool rtStatus = true;
693 u8 tmpvalue;
694 u8 ICVersion, SwitchingRegulatorOutput;
695 bool bfirmwareok = true;
696 u32 tmpRegA, TempCCk;
697 int i = 0;
698 u32 retry_times = 0;
699
700 RT_TRACE(COMP_INIT, "====>%s()\n", __func__);
701 priv->being_init_adapter = true;
702
703 start:
704 rtl92e_reset_desc_ring(dev);
705 priv->Rf_Mode = RF_OP_By_SW_3wire;
706 if (priv->ResetProgress == RESET_TYPE_NORESET) {
707 rtl92e_writeb(dev, ANAPAR, 0x37);
708 mdelay(500);
709 }
710 priv->pFirmware->status = FW_STATUS_0_INIT;
711
712 if (priv->RegRfOff)
713 priv->rtllib->eRFPowerState = eRfOff;
714
715 ulRegRead = rtl92e_readl(dev, CPU_GEN);
716 if (priv->pFirmware->status == FW_STATUS_0_INIT)
717 ulRegRead |= CPU_GEN_SYSTEM_RESET;
718 else if (priv->pFirmware->status == FW_STATUS_5_READY)
719 ulRegRead |= CPU_GEN_FIRMWARE_RESET;
720 else
721 netdev_err(dev, "%s(): undefined firmware state: %d.\n",
722 __func__, priv->pFirmware->status);
723
724 rtl92e_writel(dev, CPU_GEN, ulRegRead);
725
726 ICVersion = rtl92e_readb(dev, IC_VERRSION);
727 if (ICVersion >= 0x4) {
728 SwitchingRegulatorOutput = rtl92e_readb(dev, SWREGULATOR);
729 if (SwitchingRegulatorOutput != 0xb8) {
730 rtl92e_writeb(dev, SWREGULATOR, 0xa8);
731 mdelay(1);
732 rtl92e_writeb(dev, SWREGULATOR, 0xb8);
733 }
734 }
735 RT_TRACE(COMP_INIT, "BB Config Start!\n");
736 rtStatus = rtl92e_config_bb(dev);
737 if (!rtStatus) {
738 netdev_warn(dev, "%s(): Failed to configure BB\n", __func__);
739 return rtStatus;
740 }
741 RT_TRACE(COMP_INIT, "BB Config Finished!\n");
742
743 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
744 if (priv->ResetProgress == RESET_TYPE_NORESET) {
745 ulRegRead = rtl92e_readl(dev, CPU_GEN);
746 if (priv->LoopbackMode == RTL819X_NO_LOOPBACK)
747 ulRegRead = (ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) |
748 CPU_GEN_NO_LOOPBACK_SET;
749 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK)
750 ulRegRead |= CPU_CCK_LOOPBACK;
751 else
752 netdev_err(dev, "%s: Invalid loopback mode setting.\n",
753 __func__);
754
755 rtl92e_writel(dev, CPU_GEN, ulRegRead);
756
757 udelay(500);
758 }
759 _rtl92e_hwconfig(dev);
760 rtl92e_writeb(dev, CMDR, CR_RE | CR_TE);
761
762 rtl92e_writeb(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
763 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT)));
764 rtl92e_writel(dev, MAC0, ((u32 *)dev->dev_addr)[0]);
765 rtl92e_writew(dev, MAC4, ((u16 *)(dev->dev_addr + 4))[0]);
766 rtl92e_writel(dev, RCR, priv->ReceiveConfig);
767
768 rtl92e_writel(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK <<
769 RSVD_FW_QUEUE_PAGE_BK_SHIFT |
770 NUM_OF_PAGE_IN_FW_QUEUE_BE <<
771 RSVD_FW_QUEUE_PAGE_BE_SHIFT |
772 NUM_OF_PAGE_IN_FW_QUEUE_VI <<
773 RSVD_FW_QUEUE_PAGE_VI_SHIFT |
774 NUM_OF_PAGE_IN_FW_QUEUE_VO <<
775 RSVD_FW_QUEUE_PAGE_VO_SHIFT);
776 rtl92e_writel(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT <<
777 RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
778 rtl92e_writel(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW |
779 NUM_OF_PAGE_IN_FW_QUEUE_BCN <<
780 RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
781 NUM_OF_PAGE_IN_FW_QUEUE_PUB <<
782 RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
783
784 rtl92e_tx_enable(dev);
785 rtl92e_rx_enable(dev);
786 ulRegRead = (0xFFF00000 & rtl92e_readl(dev, RRSR)) |
787 RATE_ALL_OFDM_AG | RATE_ALL_CCK;
788 rtl92e_writel(dev, RRSR, ulRegRead);
789 rtl92e_writel(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
790
791 rtl92e_writeb(dev, ACK_TIMEOUT, 0x30);
792
793 if (priv->ResetProgress == RESET_TYPE_NORESET)
794 rtl92e_set_wireless_mode(dev, priv->rtllib->mode);
795 rtl92e_cam_reset(dev);
796 {
797 u8 SECR_value = 0x0;
798
799 SECR_value |= SCR_TxEncEnable;
800 SECR_value |= SCR_RxDecEnable;
801 SECR_value |= SCR_NoSKMC;
802 rtl92e_writeb(dev, SECR, SECR_value);
803 }
804 rtl92e_writew(dev, ATIMWND, 2);
805 rtl92e_writew(dev, BCN_INTERVAL, 100);
806
807 for (i = 0; i < QOS_QUEUE_NUM; i++)
808 rtl92e_writel(dev, WDCAPARA_ADD[i], 0x005e4332);
809
810 rtl92e_writeb(dev, 0xbe, 0xc0);
811
812 rtl92e_config_mac(dev);
813
814 if (priv->card_8192_version > VERSION_8190_BD) {
815 rtl92e_get_tx_power(dev);
816 rtl92e_set_tx_power(dev, priv->chan);
817 }
818
819 tmpvalue = rtl92e_readb(dev, IC_VERRSION);
820 priv->IC_Cut = tmpvalue;
821 RT_TRACE(COMP_INIT, "priv->IC_Cut= 0x%x\n", priv->IC_Cut);
822 if (priv->IC_Cut >= IC_VersionCut_D) {
823 if (priv->IC_Cut == IC_VersionCut_D) {
824 /* no matter what checkpatch says, braces are needed */
825 RT_TRACE(COMP_INIT, "D-cut\n");
826 } else if (priv->IC_Cut == IC_VersionCut_E) {
827 RT_TRACE(COMP_INIT, "E-cut\n");
828 }
829 } else {
830 RT_TRACE(COMP_INIT, "Before C-cut\n");
831 }
832
833 RT_TRACE(COMP_INIT, "Load Firmware!\n");
834 bfirmwareok = rtl92e_init_fw(dev);
835 if (!bfirmwareok) {
836 if (retry_times < 10) {
837 retry_times++;
838 goto start;
839 } else {
840 rtStatus = false;
841 goto end;
842 }
843 }
844 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
845 if (priv->ResetProgress == RESET_TYPE_NORESET) {
846 RT_TRACE(COMP_INIT, "RF Config Started!\n");
847 rtStatus = rtl92e_config_phy(dev);
848 if (!rtStatus) {
849 netdev_info(dev, "RF Config failed\n");
850 return rtStatus;
851 }
852 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
853 }
854
855 rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
856 rtl92e_set_bb_reg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
857
858 rtl92e_writeb(dev, 0x87, 0x0);
859
860 if (priv->RegRfOff) {
861 RT_TRACE((COMP_INIT | COMP_RF | COMP_POWER),
862 "%s(): Turn off RF for RegRfOff ----------\n",
863 __func__);
864 rtl92e_set_rf_state(dev, eRfOff, RF_CHANGE_BY_SW);
865 } else if (priv->rtllib->RfOffReason > RF_CHANGE_BY_PS) {
866 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER),
867 "%s(): Turn off RF for RfOffReason(%d) ----------\n",
868 __func__, priv->rtllib->RfOffReason);
869 rtl92e_set_rf_state(dev, eRfOff, priv->rtllib->RfOffReason);
870 } else if (priv->rtllib->RfOffReason >= RF_CHANGE_BY_IPS) {
871 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER),
872 "%s(): Turn off RF for RfOffReason(%d) ----------\n",
873 __func__, priv->rtllib->RfOffReason);
874 rtl92e_set_rf_state(dev, eRfOff, priv->rtllib->RfOffReason);
875 } else {
876 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON\n",
877 __func__);
878 priv->rtllib->eRFPowerState = eRfOn;
879 priv->rtllib->RfOffReason = 0;
880 }
881
882 if (priv->rtllib->FwRWRF)
883 priv->Rf_Mode = RF_OP_By_FW;
884 else
885 priv->Rf_Mode = RF_OP_By_SW_3wire;
886
887 if (priv->ResetProgress == RESET_TYPE_NORESET) {
888 rtl92e_dm_init_txpower_tracking(dev);
889
890 if (priv->IC_Cut >= IC_VersionCut_D) {
891 tmpRegA = rtl92e_get_bb_reg(dev, rOFDM0_XATxIQImbalance,
892 bMaskDWord);
893 rtl92e_get_bb_reg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord);
894
895 for (i = 0; i < TxBBGainTableLength; i++) {
896 if (tmpRegA == dm_tx_bb_gain[i]) {
897 priv->rfa_txpowertrackingindex = i;
898 priv->rfa_txpowertrackingindex_real = 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 = 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(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(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 = dma_map_single(&priv->pdev->dev, skb->data, skb->len,
1219 DMA_TO_DEVICE);
1220 if (dma_mapping_error(&priv->pdev->dev, 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 = 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 = dma_map_single(&priv->pdev->dev, skb->data,
1286 skb->len, DMA_TO_DEVICE);
1287
1288 if (dma_mapping_error(&priv->pdev->dev, 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 = cb_desc->pkt_size + entry_tmp->Offset;
1302 entry_tmp->QueueSelect = QSLT_CMD;
1303 entry_tmp->TxFWInfoSize = 0x08;
1304 entry_tmp->RATid = DESC_PACKET_TYPE_INIT;
1305 }
1306 entry->TxBufferSize = skb->len;
1307 entry->TxBuffAddr = mapping;
1308 entry->OWN = 1;
1309 }
1310
_rtl92e_rate_hw_to_mgn(bool bIsHT,u8 rate)1311 static u8 _rtl92e_rate_hw_to_mgn(bool bIsHT, u8 rate)
1312 {
1313 u8 ret_rate = 0x02;
1314
1315 if (!bIsHT) {
1316 switch (rate) {
1317 case DESC90_RATE1M:
1318 ret_rate = MGN_1M;
1319 break;
1320 case DESC90_RATE2M:
1321 ret_rate = MGN_2M;
1322 break;
1323 case DESC90_RATE5_5M:
1324 ret_rate = MGN_5_5M;
1325 break;
1326 case DESC90_RATE11M:
1327 ret_rate = MGN_11M;
1328 break;
1329 case DESC90_RATE6M:
1330 ret_rate = MGN_6M;
1331 break;
1332 case DESC90_RATE9M:
1333 ret_rate = MGN_9M;
1334 break;
1335 case DESC90_RATE12M:
1336 ret_rate = MGN_12M;
1337 break;
1338 case DESC90_RATE18M:
1339 ret_rate = MGN_18M;
1340 break;
1341 case DESC90_RATE24M:
1342 ret_rate = MGN_24M;
1343 break;
1344 case DESC90_RATE36M:
1345 ret_rate = MGN_36M;
1346 break;
1347 case DESC90_RATE48M:
1348 ret_rate = MGN_48M;
1349 break;
1350 case DESC90_RATE54M:
1351 ret_rate = MGN_54M;
1352 break;
1353
1354 default:
1355 RT_TRACE(COMP_RECV,
1356 "%s: Non supportedRate [%x], bIsHT = %d!!!\n",
1357 __func__, rate, bIsHT);
1358 break;
1359 }
1360
1361 } else {
1362 switch (rate) {
1363 case DESC90_RATEMCS0:
1364 ret_rate = MGN_MCS0;
1365 break;
1366 case DESC90_RATEMCS1:
1367 ret_rate = MGN_MCS1;
1368 break;
1369 case DESC90_RATEMCS2:
1370 ret_rate = MGN_MCS2;
1371 break;
1372 case DESC90_RATEMCS3:
1373 ret_rate = MGN_MCS3;
1374 break;
1375 case DESC90_RATEMCS4:
1376 ret_rate = MGN_MCS4;
1377 break;
1378 case DESC90_RATEMCS5:
1379 ret_rate = MGN_MCS5;
1380 break;
1381 case DESC90_RATEMCS6:
1382 ret_rate = MGN_MCS6;
1383 break;
1384 case DESC90_RATEMCS7:
1385 ret_rate = MGN_MCS7;
1386 break;
1387 case DESC90_RATEMCS8:
1388 ret_rate = MGN_MCS8;
1389 break;
1390 case DESC90_RATEMCS9:
1391 ret_rate = MGN_MCS9;
1392 break;
1393 case DESC90_RATEMCS10:
1394 ret_rate = MGN_MCS10;
1395 break;
1396 case DESC90_RATEMCS11:
1397 ret_rate = MGN_MCS11;
1398 break;
1399 case DESC90_RATEMCS12:
1400 ret_rate = MGN_MCS12;
1401 break;
1402 case DESC90_RATEMCS13:
1403 ret_rate = MGN_MCS13;
1404 break;
1405 case DESC90_RATEMCS14:
1406 ret_rate = MGN_MCS14;
1407 break;
1408 case DESC90_RATEMCS15:
1409 ret_rate = MGN_MCS15;
1410 break;
1411 case DESC90_RATEMCS32:
1412 ret_rate = 0x80 | 0x20;
1413 break;
1414
1415 default:
1416 RT_TRACE(COMP_RECV,
1417 "%s: Non supported Rate [%x], bIsHT = %d!!!\n",
1418 __func__, rate, bIsHT);
1419 break;
1420 }
1421 }
1422
1423 return ret_rate;
1424 }
1425
_rtl92e_signal_scale_mapping(struct r8192_priv * priv,long currsig)1426 static long _rtl92e_signal_scale_mapping(struct r8192_priv *priv, long currsig)
1427 {
1428 long retsig;
1429
1430 if (currsig >= 61 && currsig <= 100)
1431 retsig = 90 + ((currsig - 60) / 4);
1432 else if (currsig >= 41 && currsig <= 60)
1433 retsig = 78 + ((currsig - 40) / 2);
1434 else if (currsig >= 31 && currsig <= 40)
1435 retsig = 66 + (currsig - 30);
1436 else if (currsig >= 21 && currsig <= 30)
1437 retsig = 54 + (currsig - 20);
1438 else if (currsig >= 5 && currsig <= 20)
1439 retsig = 42 + (((currsig - 5) * 2) / 3);
1440 else if (currsig == 4)
1441 retsig = 36;
1442 else if (currsig == 3)
1443 retsig = 27;
1444 else if (currsig == 2)
1445 retsig = 18;
1446 else if (currsig == 1)
1447 retsig = 9;
1448 else
1449 retsig = currsig;
1450
1451 return retsig;
1452 }
1453
1454
1455 #define rx_hal_is_cck_rate(_pdrvinfo)\
1456 ((_pdrvinfo->RxRate == DESC90_RATE1M ||\
1457 _pdrvinfo->RxRate == DESC90_RATE2M ||\
1458 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
1459 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
1460 !_pdrvinfo->RxHT)
1461
_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)1462 static void _rtl92e_query_rxphystatus(
1463 struct r8192_priv *priv,
1464 struct rtllib_rx_stats *pstats,
1465 struct rx_desc *pdesc,
1466 struct rx_fwinfo *pdrvinfo,
1467 struct rtllib_rx_stats *precord_stats,
1468 bool bpacket_match_bssid,
1469 bool bpacket_toself,
1470 bool bPacketBeacon,
1471 bool bToSelfBA
1472 )
1473 {
1474 struct phy_sts_ofdm_819xpci *pofdm_buf;
1475 struct phy_sts_cck_819xpci *pcck_buf;
1476 struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *prxsc;
1477 u8 *prxpkt;
1478 u8 i, max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
1479 s8 rx_pwr[4], rx_pwr_all = 0;
1480 s8 rx_snrX, rx_evmX;
1481 u8 evm, pwdb_all;
1482 u32 RSSI, total_rssi = 0;
1483 u8 is_cck_rate = 0;
1484 u8 rf_rx_num = 0;
1485 static u8 check_reg824;
1486 static u32 reg824_bit9;
1487
1488 priv->stats.numqry_phystatus++;
1489
1490 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
1491 memset(precord_stats, 0, sizeof(struct rtllib_rx_stats));
1492 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID =
1493 bpacket_match_bssid;
1494 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
1495 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;
1496 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
1497 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
1498 if (check_reg824 == 0) {
1499 reg824_bit9 = rtl92e_get_bb_reg(priv->rtllib->dev,
1500 rFPGA0_XA_HSSIParameter2,
1501 0x200);
1502 check_reg824 = 1;
1503 }
1504
1505
1506 prxpkt = (u8 *)pdrvinfo;
1507
1508 prxpkt += sizeof(struct rx_fwinfo);
1509
1510 pcck_buf = (struct phy_sts_cck_819xpci *)prxpkt;
1511 pofdm_buf = (struct phy_sts_ofdm_819xpci *)prxpkt;
1512
1513 pstats->RxMIMOSignalQuality[0] = -1;
1514 pstats->RxMIMOSignalQuality[1] = -1;
1515 precord_stats->RxMIMOSignalQuality[0] = -1;
1516 precord_stats->RxMIMOSignalQuality[1] = -1;
1517
1518 if (is_cck_rate) {
1519 u8 report;
1520
1521 priv->stats.numqry_phystatusCCK++;
1522 if (!reg824_bit9) {
1523 report = pcck_buf->cck_agc_rpt & 0xc0;
1524 report >>= 6;
1525 switch (report) {
1526 case 0x3:
1527 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt &
1528 0x3e);
1529 break;
1530 case 0x2:
1531 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt &
1532 0x3e);
1533 break;
1534 case 0x1:
1535 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt &
1536 0x3e);
1537 break;
1538 case 0x0:
1539 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
1540 break;
1541 }
1542 } else {
1543 report = pcck_buf->cck_agc_rpt & 0x60;
1544 report >>= 5;
1545 switch (report) {
1546 case 0x3:
1547 rx_pwr_all = -35 -
1548 ((pcck_buf->cck_agc_rpt &
1549 0x1f) << 1);
1550 break;
1551 case 0x2:
1552 rx_pwr_all = -23 -
1553 ((pcck_buf->cck_agc_rpt &
1554 0x1f) << 1);
1555 break;
1556 case 0x1:
1557 rx_pwr_all = -11 -
1558 ((pcck_buf->cck_agc_rpt &
1559 0x1f) << 1);
1560 break;
1561 case 0x0:
1562 rx_pwr_all = -8 -
1563 ((pcck_buf->cck_agc_rpt &
1564 0x1f) << 1);
1565 break;
1566 }
1567 }
1568
1569 pwdb_all = rtl92e_rx_db_to_percent(rx_pwr_all);
1570 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
1571 pstats->RecvSignalPower = rx_pwr_all;
1572
1573 if (bpacket_match_bssid) {
1574 u8 sq;
1575
1576 if (pstats->RxPWDBAll > 40) {
1577 sq = 100;
1578 } else {
1579 sq = pcck_buf->sq_rpt;
1580
1581 if (pcck_buf->sq_rpt > 64)
1582 sq = 0;
1583 else if (pcck_buf->sq_rpt < 20)
1584 sq = 100;
1585 else
1586 sq = ((64-sq) * 100) / 44;
1587 }
1588 pstats->SignalQuality = sq;
1589 precord_stats->SignalQuality = sq;
1590 pstats->RxMIMOSignalQuality[0] = sq;
1591 precord_stats->RxMIMOSignalQuality[0] = sq;
1592 pstats->RxMIMOSignalQuality[1] = -1;
1593 precord_stats->RxMIMOSignalQuality[1] = -1;
1594 }
1595 } else {
1596 priv->stats.numqry_phystatusHT++;
1597 for (i = RF90_PATH_A; i < RF90_PATH_MAX; i++) {
1598 if (priv->brfpath_rxenable[i])
1599 rf_rx_num++;
1600
1601 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i] & 0x3F) *
1602 2) - 110;
1603
1604 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
1605 rx_snrX = (s8)(tmp_rxsnr);
1606 rx_snrX /= 2;
1607 priv->stats.rxSNRdB[i] = (long)rx_snrX;
1608
1609 RSSI = rtl92e_rx_db_to_percent(rx_pwr[i]);
1610 if (priv->brfpath_rxenable[i])
1611 total_rssi += RSSI;
1612
1613 if (bpacket_match_bssid) {
1614 pstats->RxMIMOSignalStrength[i] = RSSI;
1615 precord_stats->RxMIMOSignalStrength[i] = RSSI;
1616 }
1617 }
1618
1619
1620 rx_pwr_all = (((pofdm_buf->pwdb_all) >> 1) & 0x7f) - 106;
1621 pwdb_all = rtl92e_rx_db_to_percent(rx_pwr_all);
1622
1623 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
1624 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
1625 pstats->RecvSignalPower = rx_pwr_all;
1626 if (pdrvinfo->RxHT && pdrvinfo->RxRate >= DESC90_RATEMCS8 &&
1627 pdrvinfo->RxRate <= DESC90_RATEMCS15)
1628 max_spatial_stream = 2;
1629 else
1630 max_spatial_stream = 1;
1631
1632 for (i = 0; i < max_spatial_stream; i++) {
1633 tmp_rxevm = pofdm_buf->rxevm_X[i];
1634 rx_evmX = (s8)(tmp_rxevm);
1635
1636 rx_evmX /= 2;
1637
1638 evm = rtl92e_evm_db_to_percent(rx_evmX);
1639 if (bpacket_match_bssid) {
1640 if (i == 0) {
1641 pstats->SignalQuality = evm & 0xff;
1642 precord_stats->SignalQuality = evm & 0xff;
1643 }
1644 pstats->RxMIMOSignalQuality[i] = evm & 0xff;
1645 precord_stats->RxMIMOSignalQuality[i] = evm & 0xff;
1646 }
1647 }
1648
1649
1650 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
1651 prxsc = (struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *)
1652 &rxsc_sgien_exflg;
1653 if (pdrvinfo->BW)
1654 priv->stats.received_bwtype[1+prxsc->rxsc]++;
1655 else
1656 priv->stats.received_bwtype[0]++;
1657 }
1658
1659 if (is_cck_rate) {
1660 pstats->SignalStrength = precord_stats->SignalStrength =
1661 _rtl92e_signal_scale_mapping(priv,
1662 (long)pwdb_all);
1663
1664 } else {
1665 if (rf_rx_num != 0)
1666 pstats->SignalStrength = precord_stats->SignalStrength =
1667 _rtl92e_signal_scale_mapping(priv,
1668 (long)(total_rssi /= rf_rx_num));
1669 }
1670 }
1671
_rtl92e_process_phyinfo(struct r8192_priv * priv,u8 * buffer,struct rtllib_rx_stats * prev_st,struct rtllib_rx_stats * curr_st)1672 static void _rtl92e_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
1673 struct rtllib_rx_stats *prev_st,
1674 struct rtllib_rx_stats *curr_st)
1675 {
1676 bool bcheck = false;
1677 u8 rfpath;
1678 u32 ij, tmp_val;
1679 static u32 slide_rssi_index, slide_rssi_statistics;
1680 static u32 slide_evm_index, slide_evm_statistics;
1681 static u32 last_rssi, last_evm;
1682 static u32 slide_beacon_adc_pwdb_index;
1683 static u32 slide_beacon_adc_pwdb_statistics;
1684 static u32 last_beacon_adc_pwdb;
1685 struct rtllib_hdr_3addr *hdr;
1686 u16 sc;
1687 unsigned int seq;
1688
1689 hdr = (struct rtllib_hdr_3addr *)buffer;
1690 sc = le16_to_cpu(hdr->seq_ctl);
1691 seq = WLAN_GET_SEQ_SEQ(sc);
1692 curr_st->Seq_Num = seq;
1693 if (!prev_st->bIsAMPDU)
1694 bcheck = true;
1695
1696 if (slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
1697 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
1698 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
1699 priv->stats.slide_rssi_total -= last_rssi;
1700 }
1701 priv->stats.slide_rssi_total += prev_st->SignalStrength;
1702
1703 priv->stats.slide_signal_strength[slide_rssi_index++] =
1704 prev_st->SignalStrength;
1705 if (slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
1706 slide_rssi_index = 0;
1707
1708 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
1709 priv->stats.signal_strength = rtl92e_translate_to_dbm(priv, tmp_val);
1710 curr_st->rssi = priv->stats.signal_strength;
1711 if (!prev_st->bPacketMatchBSSID) {
1712 if (!prev_st->bToSelfBA)
1713 return;
1714 }
1715
1716 if (!bcheck)
1717 return;
1718
1719 priv->stats.num_process_phyinfo++;
1720 if (!prev_st->bIsCCK && prev_st->bPacketToSelf) {
1721 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++) {
1722 if (!rtl92e_is_legal_rf_path(priv->rtllib->dev, rfpath))
1723 continue;
1724 RT_TRACE(COMP_DBG,
1725 "Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d\n",
1726 prev_st->RxMIMOSignalStrength[rfpath]);
1727 if (priv->stats.rx_rssi_percentage[rfpath] == 0) {
1728 priv->stats.rx_rssi_percentage[rfpath] =
1729 prev_st->RxMIMOSignalStrength[rfpath];
1730 }
1731 if (prev_st->RxMIMOSignalStrength[rfpath] >
1732 priv->stats.rx_rssi_percentage[rfpath]) {
1733 priv->stats.rx_rssi_percentage[rfpath] =
1734 ((priv->stats.rx_rssi_percentage[rfpath]
1735 * (RX_SMOOTH - 1)) +
1736 (prev_st->RxMIMOSignalStrength
1737 [rfpath])) / (RX_SMOOTH);
1738 priv->stats.rx_rssi_percentage[rfpath] =
1739 priv->stats.rx_rssi_percentage[rfpath]
1740 + 1;
1741 } else {
1742 priv->stats.rx_rssi_percentage[rfpath] =
1743 ((priv->stats.rx_rssi_percentage[rfpath] *
1744 (RX_SMOOTH-1)) +
1745 (prev_st->RxMIMOSignalStrength[rfpath])) /
1746 (RX_SMOOTH);
1747 }
1748 RT_TRACE(COMP_DBG,
1749 "Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d\n",
1750 priv->stats.rx_rssi_percentage[rfpath]);
1751 }
1752 }
1753
1754
1755 if (prev_st->bPacketBeacon) {
1756 if (slide_beacon_adc_pwdb_statistics++ >=
1757 PHY_Beacon_RSSI_SLID_WIN_MAX) {
1758 slide_beacon_adc_pwdb_statistics =
1759 PHY_Beacon_RSSI_SLID_WIN_MAX;
1760 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb
1761 [slide_beacon_adc_pwdb_index];
1762 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
1763 }
1764 priv->stats.Slide_Beacon_Total += prev_st->RxPWDBAll;
1765 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] =
1766 prev_st->RxPWDBAll;
1767 slide_beacon_adc_pwdb_index++;
1768 if (slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
1769 slide_beacon_adc_pwdb_index = 0;
1770 prev_st->RxPWDBAll = priv->stats.Slide_Beacon_Total /
1771 slide_beacon_adc_pwdb_statistics;
1772 if (prev_st->RxPWDBAll >= 3)
1773 prev_st->RxPWDBAll -= 3;
1774 }
1775
1776 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
1777 prev_st->bIsCCK ? "CCK" : "OFDM",
1778 prev_st->RxPWDBAll);
1779
1780 if (prev_st->bPacketToSelf || prev_st->bPacketBeacon ||
1781 prev_st->bToSelfBA) {
1782 if (priv->undecorated_smoothed_pwdb < 0)
1783 priv->undecorated_smoothed_pwdb = prev_st->RxPWDBAll;
1784 if (prev_st->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb) {
1785 priv->undecorated_smoothed_pwdb =
1786 (((priv->undecorated_smoothed_pwdb) *
1787 (RX_SMOOTH-1)) +
1788 (prev_st->RxPWDBAll)) / (RX_SMOOTH);
1789 priv->undecorated_smoothed_pwdb =
1790 priv->undecorated_smoothed_pwdb + 1;
1791 } else {
1792 priv->undecorated_smoothed_pwdb =
1793 (((priv->undecorated_smoothed_pwdb) *
1794 (RX_SMOOTH-1)) +
1795 (prev_st->RxPWDBAll)) / (RX_SMOOTH);
1796 }
1797 rtl92e_update_rx_statistics(priv, prev_st);
1798 }
1799
1800 if (prev_st->SignalQuality != 0) {
1801 if (prev_st->bPacketToSelf || prev_st->bPacketBeacon ||
1802 prev_st->bToSelfBA) {
1803 if (slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
1804 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
1805 last_evm =
1806 priv->stats.slide_evm[slide_evm_index];
1807 priv->stats.slide_evm_total -= last_evm;
1808 }
1809
1810 priv->stats.slide_evm_total += prev_st->SignalQuality;
1811
1812 priv->stats.slide_evm[slide_evm_index++] =
1813 prev_st->SignalQuality;
1814 if (slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
1815 slide_evm_index = 0;
1816
1817 tmp_val = priv->stats.slide_evm_total /
1818 slide_evm_statistics;
1819 priv->stats.signal_quality = tmp_val;
1820 priv->stats.last_signal_strength_inpercent = tmp_val;
1821 }
1822
1823 if (prev_st->bPacketToSelf ||
1824 prev_st->bPacketBeacon ||
1825 prev_st->bToSelfBA) {
1826 for (ij = 0; ij < 2; ij++) {
1827 if (prev_st->RxMIMOSignalQuality[ij] != -1) {
1828 if (priv->stats.rx_evm_percentage[ij] == 0)
1829 priv->stats.rx_evm_percentage[ij] =
1830 prev_st->RxMIMOSignalQuality[ij];
1831 priv->stats.rx_evm_percentage[ij] =
1832 ((priv->stats.rx_evm_percentage[ij] *
1833 (RX_SMOOTH - 1)) +
1834 (prev_st->RxMIMOSignalQuality[ij])) /
1835 (RX_SMOOTH);
1836 }
1837 }
1838 }
1839 }
1840 }
1841
_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)1842 static void _rtl92e_translate_rx_signal_stats(struct net_device *dev,
1843 struct sk_buff *skb,
1844 struct rtllib_rx_stats *pstats,
1845 struct rx_desc *pdesc,
1846 struct rx_fwinfo *pdrvinfo)
1847 {
1848 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1849 bool bpacket_match_bssid, bpacket_toself;
1850 bool bPacketBeacon = false;
1851 struct rtllib_hdr_3addr *hdr;
1852 bool bToSelfBA = false;
1853 static struct rtllib_rx_stats previous_stats;
1854 u16 fc, type;
1855 u8 *tmp_buf;
1856 u8 *praddr;
1857
1858 tmp_buf = skb->data + pstats->RxDrvInfoSize + pstats->RxBufShift;
1859
1860 hdr = (struct rtllib_hdr_3addr *)tmp_buf;
1861 fc = le16_to_cpu(hdr->frame_ctl);
1862 type = WLAN_FC_GET_TYPE(fc);
1863 praddr = hdr->addr1;
1864
1865 bpacket_match_bssid =
1866 ((type != RTLLIB_FTYPE_CTL) &&
1867 ether_addr_equal(priv->rtllib->current_network.bssid,
1868 (fc & RTLLIB_FCTL_TODS) ? hdr->addr1 :
1869 (fc & RTLLIB_FCTL_FROMDS) ? hdr->addr2 :
1870 hdr->addr3) &&
1871 (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV));
1872 bpacket_toself = bpacket_match_bssid && /* check this */
1873 ether_addr_equal(praddr, priv->rtllib->dev->dev_addr);
1874 if (WLAN_FC_GET_FRAMETYPE(fc) == RTLLIB_STYPE_BEACON)
1875 bPacketBeacon = true;
1876 if (bpacket_match_bssid)
1877 priv->stats.numpacket_matchbssid++;
1878 if (bpacket_toself)
1879 priv->stats.numpacket_toself++;
1880 _rtl92e_process_phyinfo(priv, tmp_buf, &previous_stats, pstats);
1881 _rtl92e_query_rxphystatus(priv, pstats, pdesc, pdrvinfo,
1882 &previous_stats, bpacket_match_bssid,
1883 bpacket_toself, bPacketBeacon, bToSelfBA);
1884 rtl92e_copy_mpdu_stats(pstats, &previous_stats);
1885 }
1886
_rtl92e_update_received_rate_histogram_stats(struct net_device * dev,struct rtllib_rx_stats * pstats)1887 static void _rtl92e_update_received_rate_histogram_stats(
1888 struct net_device *dev,
1889 struct rtllib_rx_stats *pstats)
1890 {
1891 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1892 u32 rcvType = 1;
1893 u32 rateIndex;
1894 u32 preamble_guardinterval;
1895
1896 if (pstats->bCRC)
1897 rcvType = 2;
1898 else if (pstats->bICV)
1899 rcvType = 3;
1900
1901 if (pstats->bShortPreamble)
1902 preamble_guardinterval = 1;
1903 else
1904 preamble_guardinterval = 0;
1905
1906 switch (pstats->rate) {
1907 case MGN_1M:
1908 rateIndex = 0;
1909 break;
1910 case MGN_2M:
1911 rateIndex = 1;
1912 break;
1913 case MGN_5_5M:
1914 rateIndex = 2;
1915 break;
1916 case MGN_11M:
1917 rateIndex = 3;
1918 break;
1919 case MGN_6M:
1920 rateIndex = 4;
1921 break;
1922 case MGN_9M:
1923 rateIndex = 5;
1924 break;
1925 case MGN_12M:
1926 rateIndex = 6;
1927 break;
1928 case MGN_18M:
1929 rateIndex = 7;
1930 break;
1931 case MGN_24M:
1932 rateIndex = 8;
1933 break;
1934 case MGN_36M:
1935 rateIndex = 9;
1936 break;
1937 case MGN_48M:
1938 rateIndex = 10;
1939 break;
1940 case MGN_54M:
1941 rateIndex = 11;
1942 break;
1943 case MGN_MCS0:
1944 rateIndex = 12;
1945 break;
1946 case MGN_MCS1:
1947 rateIndex = 13;
1948 break;
1949 case MGN_MCS2:
1950 rateIndex = 14;
1951 break;
1952 case MGN_MCS3:
1953 rateIndex = 15;
1954 break;
1955 case MGN_MCS4:
1956 rateIndex = 16;
1957 break;
1958 case MGN_MCS5:
1959 rateIndex = 17;
1960 break;
1961 case MGN_MCS6:
1962 rateIndex = 18;
1963 break;
1964 case MGN_MCS7:
1965 rateIndex = 19;
1966 break;
1967 case MGN_MCS8:
1968 rateIndex = 20;
1969 break;
1970 case MGN_MCS9:
1971 rateIndex = 21;
1972 break;
1973 case MGN_MCS10:
1974 rateIndex = 22;
1975 break;
1976 case MGN_MCS11:
1977 rateIndex = 23;
1978 break;
1979 case MGN_MCS12:
1980 rateIndex = 24;
1981 break;
1982 case MGN_MCS13:
1983 rateIndex = 25;
1984 break;
1985 case MGN_MCS14:
1986 rateIndex = 26;
1987 break;
1988 case MGN_MCS15:
1989 rateIndex = 27;
1990 break;
1991 default:
1992 rateIndex = 28;
1993 break;
1994 }
1995 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
1996 priv->stats.received_rate_histogram[0][rateIndex]++;
1997 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
1998 }
1999
rtl92e_get_rx_stats(struct net_device * dev,struct rtllib_rx_stats * stats,struct rx_desc * pdesc,struct sk_buff * skb)2000 bool rtl92e_get_rx_stats(struct net_device *dev, struct rtllib_rx_stats *stats,
2001 struct rx_desc *pdesc, struct sk_buff *skb)
2002 {
2003 struct r8192_priv *priv = rtllib_priv(dev);
2004 struct rx_fwinfo *pDrvInfo = NULL;
2005
2006 stats->bICV = pdesc->ICV;
2007 stats->bCRC = pdesc->CRC32;
2008 stats->bHwError = pdesc->CRC32 | pdesc->ICV;
2009
2010 stats->Length = pdesc->Length;
2011 if (stats->Length < 24)
2012 stats->bHwError |= 1;
2013
2014 if (stats->bHwError) {
2015 stats->bShift = false;
2016
2017 if (pdesc->CRC32) {
2018 if (pdesc->Length < 500)
2019 priv->stats.rxcrcerrmin++;
2020 else if (pdesc->Length > 1000)
2021 priv->stats.rxcrcerrmax++;
2022 else
2023 priv->stats.rxcrcerrmid++;
2024 }
2025 return false;
2026 }
2027
2028 stats->RxDrvInfoSize = pdesc->RxDrvInfoSize;
2029 stats->RxBufShift = (pdesc->Shift) & 0x03;
2030 stats->Decrypted = !pdesc->SWDec;
2031
2032 pDrvInfo = (struct rx_fwinfo *)(skb->data + stats->RxBufShift);
2033
2034 stats->rate = _rtl92e_rate_hw_to_mgn((bool)pDrvInfo->RxHT,
2035 pDrvInfo->RxRate);
2036 stats->bShortPreamble = pDrvInfo->SPLCP;
2037
2038 _rtl92e_update_received_rate_histogram_stats(dev, stats);
2039
2040 stats->bIsAMPDU = (pDrvInfo->PartAggr == 1);
2041 stats->bFirstMPDU = (pDrvInfo->PartAggr == 1) &&
2042 (pDrvInfo->FirstAGGR == 1);
2043
2044 stats->TimeStampLow = pDrvInfo->TSFL;
2045 stats->TimeStampHigh = rtl92e_readl(dev, TSFR+4);
2046
2047 rtl92e_update_rx_pkt_timestamp(dev, stats);
2048
2049 if ((stats->RxBufShift + stats->RxDrvInfoSize) > 0)
2050 stats->bShift = 1;
2051
2052 stats->RxIs40MHzPacket = pDrvInfo->BW;
2053
2054 _rtl92e_translate_rx_signal_stats(dev, skb, stats, pdesc, pDrvInfo);
2055
2056 if (pDrvInfo->FirstAGGR == 1 || pDrvInfo->PartAggr == 1)
2057 RT_TRACE(COMP_RXDESC,
2058 "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
2059 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
2060 skb_trim(skb, skb->len - 4/*sCrcLng*/);
2061
2062
2063 stats->packetlength = stats->Length-4;
2064 stats->fraglength = stats->packetlength;
2065 stats->fragoffset = 0;
2066 stats->ntotalfrag = 1;
2067 return true;
2068 }
2069
rtl92e_stop_adapter(struct net_device * dev,bool reset)2070 void rtl92e_stop_adapter(struct net_device *dev, bool reset)
2071 {
2072 struct r8192_priv *priv = rtllib_priv(dev);
2073 int i;
2074 u8 OpMode;
2075 u8 u1bTmp;
2076 u32 ulRegRead;
2077
2078 OpMode = RT_OP_MODE_NO_LINK;
2079 priv->rtllib->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &OpMode);
2080
2081 if (!priv->rtllib->bSupportRemoteWakeUp) {
2082 u1bTmp = 0x0;
2083 rtl92e_writeb(dev, CMDR, u1bTmp);
2084 }
2085
2086 mdelay(20);
2087
2088 if (!reset) {
2089 mdelay(150);
2090
2091 priv->bHwRfOffAction = 2;
2092
2093 if (!priv->rtllib->bSupportRemoteWakeUp) {
2094 rtl92e_set_rf_off(dev);
2095 ulRegRead = rtl92e_readl(dev, CPU_GEN);
2096 ulRegRead |= CPU_GEN_SYSTEM_RESET;
2097 rtl92e_writel(dev, CPU_GEN, ulRegRead);
2098 } else {
2099 rtl92e_writel(dev, WFCRC0, 0xffffffff);
2100 rtl92e_writel(dev, WFCRC1, 0xffffffff);
2101 rtl92e_writel(dev, WFCRC2, 0xffffffff);
2102
2103
2104 rtl92e_writeb(dev, PMR, 0x5);
2105 rtl92e_writeb(dev, MacBlkCtrl, 0xa);
2106 }
2107 }
2108
2109 for (i = 0; i < MAX_QUEUE_SIZE; i++)
2110 skb_queue_purge(&priv->rtllib->skb_waitQ[i]);
2111 for (i = 0; i < MAX_QUEUE_SIZE; i++)
2112 skb_queue_purge(&priv->rtllib->skb_aggQ[i]);
2113
2114 skb_queue_purge(&priv->skb_queue);
2115 }
2116
rtl92e_update_ratr_table(struct net_device * dev)2117 void rtl92e_update_ratr_table(struct net_device *dev)
2118 {
2119 struct r8192_priv *priv = rtllib_priv(dev);
2120 struct rtllib_device *ieee = priv->rtllib;
2121 u8 *pMcsRate = ieee->dot11HTOperationalRateSet;
2122 u32 ratr_value = 0;
2123 u16 rate_config = 0;
2124 u8 rate_index = 0;
2125
2126 rtl92e_config_rate(dev, &rate_config);
2127 ratr_value = rate_config | *pMcsRate << 12;
2128 switch (ieee->mode) {
2129 case IEEE_A:
2130 ratr_value &= 0x00000FF0;
2131 break;
2132 case IEEE_B:
2133 ratr_value &= 0x0000000F;
2134 break;
2135 case IEEE_G:
2136 case IEEE_G|IEEE_B:
2137 ratr_value &= 0x00000FF7;
2138 break;
2139 case IEEE_N_24G:
2140 case IEEE_N_5G:
2141 if (ieee->pHTInfo->PeerMimoPs == 0) {
2142 ratr_value &= 0x0007F007;
2143 } else {
2144 if (priv->rf_type == RF_1T2R)
2145 ratr_value &= 0x000FF007;
2146 else
2147 ratr_value &= 0x0F81F007;
2148 }
2149 break;
2150 default:
2151 break;
2152 }
2153 ratr_value &= 0x0FFFFFFF;
2154 if (ieee->pHTInfo->bCurTxBW40MHz &&
2155 ieee->pHTInfo->bCurShortGI40MHz)
2156 ratr_value |= 0x80000000;
2157 else if (!ieee->pHTInfo->bCurTxBW40MHz &&
2158 ieee->pHTInfo->bCurShortGI20MHz)
2159 ratr_value |= 0x80000000;
2160 rtl92e_writel(dev, RATR0+rate_index*4, ratr_value);
2161 rtl92e_writeb(dev, UFWP, 1);
2162 }
2163
2164 void
rtl92e_init_variables(struct net_device * dev)2165 rtl92e_init_variables(struct net_device *dev)
2166 {
2167 struct r8192_priv *priv = rtllib_priv(dev);
2168
2169 strscpy(priv->nick, "rtl8192E", sizeof(priv->nick));
2170
2171 priv->rtllib->softmac_features = IEEE_SOFTMAC_SCAN |
2172 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2173 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;
2174
2175 priv->rtllib->tx_headroom = sizeof(struct tx_fwinfo_8190pci);
2176
2177 priv->ShortRetryLimit = 0x30;
2178 priv->LongRetryLimit = 0x30;
2179
2180 priv->ReceiveConfig = RCR_ADD3 |
2181 RCR_AMF | RCR_ADF |
2182 RCR_AICV |
2183 RCR_AB | RCR_AM | RCR_APM |
2184 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2185 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2186
2187 priv->irq_mask[0] = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK |
2188 IMR_BEDOK | IMR_BKDOK | IMR_HCCADOK |
2189 IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |
2190 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 |
2191 IMR_RDU | IMR_RXFOVW | IMR_TXFOVW |
2192 IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2193
2194 priv->PwrDomainProtect = false;
2195
2196 priv->bfirst_after_down = false;
2197 }
2198
rtl92e_enable_irq(struct net_device * dev)2199 void rtl92e_enable_irq(struct net_device *dev)
2200 {
2201 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2202
2203 priv->irq_enabled = 1;
2204
2205 rtl92e_writel(dev, INTA_MASK, priv->irq_mask[0]);
2206
2207 }
2208
rtl92e_disable_irq(struct net_device * dev)2209 void rtl92e_disable_irq(struct net_device *dev)
2210 {
2211 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2212
2213 rtl92e_writel(dev, INTA_MASK, 0);
2214
2215 priv->irq_enabled = 0;
2216 }
2217
rtl92e_clear_irq(struct net_device * dev)2218 void rtl92e_clear_irq(struct net_device *dev)
2219 {
2220 u32 tmp;
2221
2222 tmp = rtl92e_readl(dev, ISR);
2223 rtl92e_writel(dev, ISR, tmp);
2224 }
2225
2226
rtl92e_enable_rx(struct net_device * dev)2227 void rtl92e_enable_rx(struct net_device *dev)
2228 {
2229 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2230
2231 rtl92e_writel(dev, RDQDA, priv->rx_ring_dma[RX_MPDU_QUEUE]);
2232 }
2233
2234 static const u32 TX_DESC_BASE[] = {
2235 BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA
2236 };
2237
rtl92e_enable_tx(struct net_device * dev)2238 void rtl92e_enable_tx(struct net_device *dev)
2239 {
2240 struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2241 u32 i;
2242
2243 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
2244 rtl92e_writel(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
2245 }
2246
2247
rtl92e_ack_irq(struct net_device * dev,u32 * p_inta,u32 * p_intb)2248 void rtl92e_ack_irq(struct net_device *dev, u32 *p_inta, u32 *p_intb)
2249 {
2250 *p_inta = rtl92e_readl(dev, ISR);
2251 rtl92e_writel(dev, ISR, *p_inta);
2252 }
2253
rtl92e_is_rx_stuck(struct net_device * dev)2254 bool rtl92e_is_rx_stuck(struct net_device *dev)
2255 {
2256 struct r8192_priv *priv = rtllib_priv(dev);
2257 u16 RegRxCounter = rtl92e_readw(dev, 0x130);
2258 bool bStuck = false;
2259 static u8 rx_chk_cnt;
2260 u32 SlotIndex = 0, TotalRxStuckCount = 0;
2261 u8 i;
2262 u8 SilentResetRxSoltNum = 4;
2263
2264 RT_TRACE(COMP_RESET, "%s(): RegRxCounter is %d, RxCounter is %d\n",
2265 __func__, RegRxCounter, priv->RxCounter);
2266
2267 rx_chk_cnt++;
2268 if (priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5)) {
2269 rx_chk_cnt = 0;
2270 } else if ((priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High + 5))
2271 && (((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) &&
2272 (priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_40M))
2273 || ((priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20) &&
2274 (priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_20M)))) {
2275 if (rx_chk_cnt < 2)
2276 return bStuck;
2277 rx_chk_cnt = 0;
2278 } else if ((((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) &&
2279 (priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_40M)) ||
2280 ((priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20) &&
2281 (priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_20M))) &&
2282 priv->undecorated_smoothed_pwdb >= VeryLowRSSI) {
2283 if (rx_chk_cnt < 4)
2284 return bStuck;
2285 rx_chk_cnt = 0;
2286 } else {
2287 if (rx_chk_cnt < 8)
2288 return bStuck;
2289 rx_chk_cnt = 0;
2290 }
2291
2292
2293 SlotIndex = (priv->SilentResetRxSlotIndex++)%SilentResetRxSoltNum;
2294
2295 if (priv->RxCounter == RegRxCounter) {
2296 priv->SilentResetRxStuckEvent[SlotIndex] = 1;
2297
2298 for (i = 0; i < SilentResetRxSoltNum; i++)
2299 TotalRxStuckCount += priv->SilentResetRxStuckEvent[i];
2300
2301 if (TotalRxStuckCount == SilentResetRxSoltNum) {
2302 bStuck = true;
2303 for (i = 0; i < SilentResetRxSoltNum; i++)
2304 TotalRxStuckCount +=
2305 priv->SilentResetRxStuckEvent[i];
2306 }
2307
2308
2309 } else {
2310 priv->SilentResetRxStuckEvent[SlotIndex] = 0;
2311 }
2312
2313 priv->RxCounter = RegRxCounter;
2314
2315 return bStuck;
2316 }
2317
rtl92e_is_tx_stuck(struct net_device * dev)2318 bool rtl92e_is_tx_stuck(struct net_device *dev)
2319 {
2320 struct r8192_priv *priv = rtllib_priv(dev);
2321 bool bStuck = false;
2322 u16 RegTxCounter = rtl92e_readw(dev, 0x128);
2323
2324 RT_TRACE(COMP_RESET, "%s():RegTxCounter is %d,TxCounter is %d\n",
2325 __func__, RegTxCounter, priv->TxCounter);
2326
2327 if (priv->TxCounter == RegTxCounter)
2328 bStuck = true;
2329
2330 priv->TxCounter = RegTxCounter;
2331
2332 return bStuck;
2333 }
2334
rtl92e_get_nmode_support_by_sec(struct net_device * dev)2335 bool rtl92e_get_nmode_support_by_sec(struct net_device *dev)
2336 {
2337 struct r8192_priv *priv = rtllib_priv(dev);
2338 struct rtllib_device *ieee = priv->rtllib;
2339
2340 if (ieee->rtllib_ap_sec_type &&
2341 (ieee->rtllib_ap_sec_type(priv->rtllib)&(SEC_ALG_WEP |
2342 SEC_ALG_TKIP))) {
2343 return false;
2344 } else {
2345 return true;
2346 }
2347 }
2348
rtl92e_is_halfn_supported_by_ap(struct net_device * dev)2349 bool rtl92e_is_halfn_supported_by_ap(struct net_device *dev)
2350 {
2351 struct r8192_priv *priv = rtllib_priv(dev);
2352 struct rtllib_device *ieee = priv->rtllib;
2353
2354 return ieee->bHalfWirelessN24GMode;
2355 }
2356