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Staging: rtl8192e: Remove backslashes at end of lines
[deliverable/linux.git] / drivers / staging / rtl8192e / r8192E_core.c
1 /******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 * Linux device driver for RTL8190P / RTL8192E
4 *
5 * Based on the r8180 driver, which is:
6 * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al.
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 *
20 * The full GNU General Public License is included in this distribution in the
21 * file called LICENSE.
22 *
23 * Contact Information:
24 * Jerry chuang <wlanfae@realtek.com>
25 */
26
27
28 #undef LOOP_TEST
29 #undef RX_DONT_PASS_UL
30 #undef DEBUG_EPROM
31 #undef DEBUG_RX_VERBOSE
32 #undef DUMMY_RX
33 #undef DEBUG_ZERO_RX
34 #undef DEBUG_RX_SKB
35 #undef DEBUG_TX_FRAG
36 #undef DEBUG_RX_FRAG
37 #undef DEBUG_TX_FILLDESC
38 #undef DEBUG_TX
39 #undef DEBUG_IRQ
40 #undef DEBUG_RX
41 #undef DEBUG_RXALLOC
42 #undef DEBUG_REGISTERS
43 #undef DEBUG_RING
44 #undef DEBUG_IRQ_TASKLET
45 #undef DEBUG_TX_ALLOC
46 #undef DEBUG_TX_DESC
47
48 //#define CONFIG_RTL8192_IO_MAP
49 #include <linux/vmalloc.h>
50 #include <linux/slab.h>
51 #include <asm/uaccess.h>
52 #include "r8192E_hw.h"
53 #include "r8192E.h"
54 #include "r8190_rtl8256.h" /* RTL8225 Radio frontend */
55 #include "r8180_93cx6.h" /* Card EEPROM */
56 #include "r8192E_wx.h"
57 #include "r819xE_phy.h" //added by WB 4.30.2008
58 #include "r819xE_phyreg.h"
59 #include "r819xE_cmdpkt.h"
60 #include "r8192E_dm.h"
61 //#include "r8192xU_phyreg.h"
62 //#include <linux/usb.h>
63 // FIXME: check if 2.6.7 is ok
64
65 #ifdef CONFIG_PM
66 #include "r8192_pm.h"
67 #endif
68
69 #ifdef ENABLE_DOT11D
70 #include "ieee80211/dot11d.h"
71 #endif
72
73 //set here to open your trace code. //WB
74 u32 rt_global_debug_component =
75 // COMP_INIT |
76 // COMP_EPROM |
77 // COMP_PHY |
78 // COMP_RF |
79 // COMP_FIRMWARE |
80 // COMP_TRACE |
81 // COMP_DOWN |
82 // COMP_SWBW |
83 // COMP_SEC |
84 // COMP_QOS |
85 // COMP_RATE |
86 // COMP_RECV |
87 // COMP_SEND |
88 // COMP_POWER |
89 // COMP_EVENTS |
90 // COMP_RESET |
91 // COMP_CMDPKT |
92 // COMP_POWER_TRACKING |
93 // COMP_INTR |
94 COMP_ERR ; //always open err flags on
95
96 static const struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = {
97 #ifdef RTL8190P
98 /* Realtek */
99 /* Dlink */
100 { PCI_DEVICE(0x10ec, 0x8190) },
101 /* Corega */
102 { PCI_DEVICE(0x07aa, 0x0045) },
103 { PCI_DEVICE(0x07aa, 0x0046) },
104 #else
105 /* Realtek */
106 { PCI_DEVICE(0x10ec, 0x8192) },
107
108 /* Corega */
109 { PCI_DEVICE(0x07aa, 0x0044) },
110 { PCI_DEVICE(0x07aa, 0x0047) },
111 #endif
112 {}
113 };
114
115 static char ifname[IFNAMSIZ] = "wlan%d";
116 static int hwwep = 1; //default use hw. set 0 to use software security
117 static int channels = 0x3fff;
118
119 MODULE_LICENSE("GPL");
120 MODULE_VERSION("V 1.1");
121 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
122 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
123 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
124
125
126 module_param_string(ifname, ifname, sizeof(ifname), S_IRUGO|S_IWUSR);
127 //module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
128 module_param(hwwep,int, S_IRUGO|S_IWUSR);
129 module_param(channels,int, S_IRUGO|S_IWUSR);
130
131 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
132 //MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
133 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
134 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
135
136 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
137 const struct pci_device_id *id);
138 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
139
140 static struct pci_driver rtl8192_pci_driver = {
141 .name = RTL819xE_MODULE_NAME, /* Driver name */
142 .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */
143 .probe = rtl8192_pci_probe, /* probe fn */
144 .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */
145 #ifdef CONFIG_PM
146 .suspend = rtl8192E_suspend, /* PM suspend fn */
147 .resume = rtl8192E_resume, /* PM resume fn */
148 #else
149 .suspend = NULL, /* PM suspend fn */
150 .resume = NULL, /* PM resume fn */
151 #endif
152 };
153
154 static void rtl8192_start_beacon(struct net_device *dev);
155 static void rtl8192_stop_beacon(struct net_device *dev);
156 static void rtl819x_watchdog_wqcallback(struct work_struct *work);
157 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
158 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
159 static void rtl8192_prepare_beacon(struct r8192_priv *priv);
160 static irqreturn_t rtl8192_interrupt(int irq, void *netdev);
161 static void rtl8192_try_wake_queue(struct net_device *dev, int pri);
162 static void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb);
163
164 #ifdef ENABLE_DOT11D
165
166 typedef struct _CHANNEL_LIST
167 {
168 u8 Channel[32];
169 u8 Len;
170 }CHANNEL_LIST, *PCHANNEL_LIST;
171
172 static const CHANNEL_LIST ChannelPlan[] = {
173 {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64,149,153,157,161,165},24}, //FCC
174 {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC
175 {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI
176 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI.
177 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI.
178 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, //MKK //MKK
179 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
180 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel.
181 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, // For 11a , TELEC
182 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC
183 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14},14} //For Global Domain. 1-11:active scan, 12-14 passive scan. //+YJ, 080626
184 };
185
186 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
187 {
188 int i, max_chan=-1, min_chan=-1;
189 struct ieee80211_device* ieee = priv->ieee80211;
190 switch (channel_plan)
191 {
192 case COUNTRY_CODE_FCC:
193 case COUNTRY_CODE_IC:
194 case COUNTRY_CODE_ETSI:
195 case COUNTRY_CODE_SPAIN:
196 case COUNTRY_CODE_FRANCE:
197 case COUNTRY_CODE_MKK:
198 case COUNTRY_CODE_MKK1:
199 case COUNTRY_CODE_ISRAEL:
200 case COUNTRY_CODE_TELEC:
201 case COUNTRY_CODE_MIC:
202 {
203 Dot11d_Init(ieee);
204 ieee->bGlobalDomain = false;
205 //acturally 8225 & 8256 rf chip only support B,G,24N mode
206 if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
207 {
208 min_chan = 1;
209 max_chan = 14;
210 }
211 else
212 {
213 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
214 }
215 if (ChannelPlan[channel_plan].Len != 0){
216 // Clear old channel map
217 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
218 // Set new channel map
219 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
220 {
221 if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
222 break;
223 GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
224 }
225 }
226 break;
227 }
228 case COUNTRY_CODE_GLOBAL_DOMAIN:
229 {
230 GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
231 Dot11d_Reset(ieee);
232 ieee->bGlobalDomain = true;
233 break;
234 }
235 default:
236 break;
237 }
238 }
239 #endif
240
241
242 #define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 )
243 /* 2007/07/25 MH Defien temp tx fw info. */
244 static TX_FWINFO_T Tmp_TxFwInfo;
245
246
247 #define rx_hal_is_cck_rate(_pdrvinfo)\
248 (_pdrvinfo->RxRate == DESC90_RATE1M ||\
249 _pdrvinfo->RxRate == DESC90_RATE2M ||\
250 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
251 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
252 !_pdrvinfo->RxHT\
253
254
255 void CamResetAllEntry(struct net_device *dev)
256 {
257 //u8 ucIndex;
258 u32 ulcommand = 0;
259
260 #if 1
261 ulcommand |= BIT31|BIT30;
262 write_nic_dword(dev, RWCAM, ulcommand);
263 #else
264 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
265 CAM_mark_invalid(dev, ucIndex);
266 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
267 CAM_empty_entry(dev, ucIndex);
268 #endif
269 }
270
271
272 void write_cam(struct net_device *dev, u8 addr, u32 data)
273 {
274 write_nic_dword(dev, WCAMI, data);
275 write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
276 }
277 u32 read_cam(struct net_device *dev, u8 addr)
278 {
279 write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
280 return read_nic_dword(dev, 0xa8);
281 }
282
283 ////////////////////////////////////////////////////////////
284 #ifdef CONFIG_RTL8180_IO_MAP
285
286 u8 read_nic_byte(struct net_device *dev, int x)
287 {
288 return 0xff&inb(dev->base_addr +x);
289 }
290
291 u32 read_nic_dword(struct net_device *dev, int x)
292 {
293 return inl(dev->base_addr +x);
294 }
295
296 u16 read_nic_word(struct net_device *dev, int x)
297 {
298 return inw(dev->base_addr +x);
299 }
300
301 void write_nic_byte(struct net_device *dev, int x,u8 y)
302 {
303 outb(y&0xff,dev->base_addr +x);
304 }
305
306 void write_nic_word(struct net_device *dev, int x,u16 y)
307 {
308 outw(y,dev->base_addr +x);
309 }
310
311 void write_nic_dword(struct net_device *dev, int x,u32 y)
312 {
313 outl(y,dev->base_addr +x);
314 }
315
316 #else /* RTL_IO_MAP */
317
318 u8 read_nic_byte(struct net_device *dev, int x)
319 {
320 return 0xff&readb((u8*)dev->mem_start +x);
321 }
322
323 u32 read_nic_dword(struct net_device *dev, int x)
324 {
325 return readl((u8*)dev->mem_start +x);
326 }
327
328 u16 read_nic_word(struct net_device *dev, int x)
329 {
330 return readw((u8*)dev->mem_start +x);
331 }
332
333 void write_nic_byte(struct net_device *dev, int x,u8 y)
334 {
335 writeb(y,(u8*)dev->mem_start +x);
336 udelay(20);
337 }
338
339 void write_nic_dword(struct net_device *dev, int x,u32 y)
340 {
341 writel(y,(u8*)dev->mem_start +x);
342 udelay(20);
343 }
344
345 void write_nic_word(struct net_device *dev, int x,u16 y)
346 {
347 writew(y,(u8*)dev->mem_start +x);
348 udelay(20);
349 }
350
351 #endif /* RTL_IO_MAP */
352
353 u8 rtl8192e_ap_sec_type(struct ieee80211_device *ieee)
354 {
355 //struct r8192_priv* priv = ieee80211_priv(dev);
356 //struct ieee80211_device *ieee = priv->ieee80211;
357
358 static const u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
359 static const u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
360 int wpa_ie_len= ieee->wpa_ie_len;
361 struct ieee80211_crypt_data* crypt;
362 int encrypt;
363
364 crypt = ieee->crypt[ieee->tx_keyidx];
365
366 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) ||
367 (ieee->host_encrypt && crypt && crypt->ops &&
368 (0 == strcmp(crypt->ops->name,"WEP")));
369
370 /* simply judge */
371 if(encrypt && (wpa_ie_len == 0)) {
372 // wep encryption, no N mode setting */
373 return SEC_ALG_WEP;
374 } else if((wpa_ie_len != 0)) {
375 // parse pairwise key type */
376 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) ||
377 ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
378 return SEC_ALG_CCMP;
379 else
380 return SEC_ALG_TKIP;
381 } else {
382 return SEC_ALG_NONE;
383 }
384 }
385
386 void
387 rtl8192e_SetHwReg(struct net_device *dev,u8 variable,u8* val)
388 {
389 struct r8192_priv* priv = ieee80211_priv(dev);
390
391 switch(variable)
392 {
393
394 case HW_VAR_BSSID:
395 write_nic_dword(dev, BSSIDR, ((u32*)(val))[0]);
396 write_nic_word(dev, BSSIDR+2, ((u16*)(val+2))[0]);
397 break;
398
399 case HW_VAR_MEDIA_STATUS:
400 {
401 RT_OP_MODE OpMode = *((RT_OP_MODE *)(val));
402 //LED_CTL_MODE LedAction = LED_CTL_NO_LINK;
403 u8 btMsr = read_nic_byte(dev, MSR);
404
405 btMsr &= 0xfc;
406
407 switch(OpMode)
408 {
409 case RT_OP_MODE_INFRASTRUCTURE:
410 btMsr |= MSR_INFRA;
411 //LedAction = LED_CTL_LINK;
412 break;
413
414 case RT_OP_MODE_IBSS:
415 btMsr |= MSR_ADHOC;
416 // led link set separate
417 break;
418
419 case RT_OP_MODE_AP:
420 btMsr |= MSR_AP;
421 //LedAction = LED_CTL_LINK;
422 break;
423
424 default:
425 btMsr |= MSR_NOLINK;
426 break;
427 }
428
429 write_nic_byte(dev, MSR, btMsr);
430
431 //priv->ieee80211->LedControlHandler(dev, LedAction);
432 }
433 break;
434
435 case HW_VAR_CECHK_BSSID:
436 {
437 u32 RegRCR, Type;
438
439 Type = ((u8*)(val))[0];
440 //priv->ieee80211->GetHwRegHandler(dev, HW_VAR_RCR, (u8*)(&RegRCR));
441 RegRCR = read_nic_dword(dev,RCR);
442 priv->ReceiveConfig = RegRCR;
443
444 if (Type == true)
445 RegRCR |= (RCR_CBSSID);
446 else if (Type == false)
447 RegRCR &= (~RCR_CBSSID);
448
449 //priv->ieee80211->SetHwRegHandler( dev, HW_VAR_RCR, (u8*)(&RegRCR) );
450 write_nic_dword(dev, RCR,RegRCR);
451 priv->ReceiveConfig = RegRCR;
452
453 }
454 break;
455
456 case HW_VAR_SLOT_TIME:
457 {
458 //PSTA_QOS pStaQos = Adapter->MgntInfo.pStaQos;
459 //AC_CODING eACI;
460
461 priv->slot_time = val[0];
462 write_nic_byte(dev, SLOT_TIME, val[0]);
463
464 }
465 break;
466
467 case HW_VAR_ACK_PREAMBLE:
468 {
469 u32 regTmp = 0;
470 priv->short_preamble = (bool)(*(u8*)val );
471 regTmp = priv->basic_rate;
472 if (priv->short_preamble)
473 regTmp |= BRSR_AckShortPmb;
474 write_nic_dword(dev, RRSR, regTmp);
475 }
476 break;
477
478 case HW_VAR_CPU_RST:
479 write_nic_dword(dev, CPU_GEN, ((u32*)(val))[0]);
480 break;
481
482 default:
483 break;
484 }
485
486 }
487
488
489 ///////////////////////////////////////////////////////////
490
491 //u8 read_phy_cck(struct net_device *dev, u8 adr);
492 //u8 read_phy_ofdm(struct net_device *dev, u8 adr);
493 /* this might still called in what was the PHY rtl8185/rtl8192 common code
494 * plans are to possibilty turn it again in one common code...
495 */
496 void force_pci_posting(struct net_device *dev)
497 {
498 }
499
500
501 //warning message WB
502 //static struct net_device_stats *rtl8192_stats(struct net_device *dev);
503 //void rtl8192_restart(struct net_device *dev);
504 void rtl8192_restart(struct work_struct *work);
505 //void rtl8192_rq_tx_ack(struct work_struct *work);
506
507 void watch_dog_timer_callback(unsigned long data);
508 /****************************************************************************
509 -----------------------------PROCFS STUFF-------------------------
510 *****************************************************************************/
511
512 static struct proc_dir_entry *rtl8192_proc = NULL;
513
514
515
516 static int proc_get_stats_ap(char *page, char **start,
517 off_t offset, int count,
518 int *eof, void *data)
519 {
520 struct net_device *dev = data;
521 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
522 struct ieee80211_device *ieee = priv->ieee80211;
523 struct ieee80211_network *target;
524
525 int len = 0;
526
527 list_for_each_entry(target, &ieee->network_list, list) {
528
529 len += snprintf(page + len, count - len,
530 "%s ", target->ssid);
531
532 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
533 len += snprintf(page + len, count - len,
534 "WPA\n");
535 }
536 else{
537 len += snprintf(page + len, count - len,
538 "non_WPA\n");
539 }
540
541 }
542
543 *eof = 1;
544 return len;
545 }
546
547 static int proc_get_registers(char *page, char **start,
548 off_t offset, int count,
549 int *eof, void *data)
550 {
551 struct net_device *dev = data;
552 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
553
554 int len = 0;
555 int i,n;
556
557 int max=0xff;
558
559 /* This dump the current register page */
560 len += snprintf(page + len, count - len,
561 "\n####################page 0##################\n ");
562
563 for(n=0;n<=max;)
564 {
565 //printk( "\nD: %2x> ", n);
566 len += snprintf(page + len, count - len,
567 "\nD: %2x > ",n);
568
569 for(i=0;i<16 && n<=max;i++,n++)
570 len += snprintf(page + len, count - len,
571 "%2x ",read_nic_byte(dev,n));
572
573 // printk("%2x ",read_nic_byte(dev,n));
574 }
575 len += snprintf(page + len, count - len,"\n");
576 len += snprintf(page + len, count - len,
577 "\n####################page 1##################\n ");
578 for(n=0;n<=max;)
579 {
580 //printk( "\nD: %2x> ", n);
581 len += snprintf(page + len, count - len,
582 "\nD: %2x > ",n);
583
584 for(i=0;i<16 && n<=max;i++,n++)
585 len += snprintf(page + len, count - len,
586 "%2x ",read_nic_byte(dev,0x100|n));
587
588 // printk("%2x ",read_nic_byte(dev,n));
589 }
590
591 len += snprintf(page + len, count - len,
592 "\n####################page 3##################\n ");
593 for(n=0;n<=max;)
594 {
595 //printk( "\nD: %2x> ", n);
596 len += snprintf(page + len, count - len,
597 "\nD: %2x > ",n);
598
599 for(i=0;i<16 && n<=max;i++,n++)
600 len += snprintf(page + len, count - len,
601 "%2x ",read_nic_byte(dev,0x300|n));
602
603 // printk("%2x ",read_nic_byte(dev,n));
604 }
605
606
607 *eof = 1;
608 return len;
609
610 }
611
612
613
614 static int proc_get_stats_tx(char *page, char **start,
615 off_t offset, int count,
616 int *eof, void *data)
617 {
618 struct net_device *dev = data;
619 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
620
621 int len = 0;
622
623 len += snprintf(page + len, count - len,
624 "TX VI priority ok int: %lu\n"
625 // "TX VI priority error int: %lu\n"
626 "TX VO priority ok int: %lu\n"
627 // "TX VO priority error int: %lu\n"
628 "TX BE priority ok int: %lu\n"
629 // "TX BE priority error int: %lu\n"
630 "TX BK priority ok int: %lu\n"
631 // "TX BK priority error int: %lu\n"
632 "TX MANAGE priority ok int: %lu\n"
633 // "TX MANAGE priority error int: %lu\n"
634 "TX BEACON priority ok int: %lu\n"
635 "TX BEACON priority error int: %lu\n"
636 "TX CMDPKT priority ok int: %lu\n"
637 // "TX high priority ok int: %lu\n"
638 // "TX high priority failed error int: %lu\n"
639 // "TX queue resume: %lu\n"
640 "TX queue stopped?: %d\n"
641 "TX fifo overflow: %lu\n"
642 // "TX beacon: %lu\n"
643 // "TX VI queue: %d\n"
644 // "TX VO queue: %d\n"
645 // "TX BE queue: %d\n"
646 // "TX BK queue: %d\n"
647 // "TX HW queue: %d\n"
648 // "TX VI dropped: %lu\n"
649 // "TX VO dropped: %lu\n"
650 // "TX BE dropped: %lu\n"
651 // "TX BK dropped: %lu\n"
652 "TX total data packets %lu\n"
653 "TX total data bytes :%lu\n",
654 // "TX beacon aborted: %lu\n",
655 priv->stats.txviokint,
656 // priv->stats.txvierr,
657 priv->stats.txvookint,
658 // priv->stats.txvoerr,
659 priv->stats.txbeokint,
660 // priv->stats.txbeerr,
661 priv->stats.txbkokint,
662 // priv->stats.txbkerr,
663 priv->stats.txmanageokint,
664 // priv->stats.txmanageerr,
665 priv->stats.txbeaconokint,
666 priv->stats.txbeaconerr,
667 priv->stats.txcmdpktokint,
668 // priv->stats.txhpokint,
669 // priv->stats.txhperr,
670 // priv->stats.txresumed,
671 netif_queue_stopped(dev),
672 priv->stats.txoverflow,
673 // priv->stats.txbeacon,
674 // atomic_read(&(priv->tx_pending[VI_QUEUE])),
675 // atomic_read(&(priv->tx_pending[VO_QUEUE])),
676 // atomic_read(&(priv->tx_pending[BE_QUEUE])),
677 // atomic_read(&(priv->tx_pending[BK_QUEUE])),
678 // read_nic_byte(dev, TXFIFOCOUNT),
679 // priv->stats.txvidrop,
680 // priv->stats.txvodrop,
681 priv->ieee80211->stats.tx_packets,
682 priv->ieee80211->stats.tx_bytes
683
684
685 // priv->stats.txbedrop,
686 // priv->stats.txbkdrop
687 // priv->stats.txdatapkt
688 // priv->stats.txbeaconerr
689 );
690
691 *eof = 1;
692 return len;
693 }
694
695
696
697 static int proc_get_stats_rx(char *page, char **start,
698 off_t offset, int count,
699 int *eof, void *data)
700 {
701 struct net_device *dev = data;
702 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
703
704 int len = 0;
705
706 len += snprintf(page + len, count - len,
707 "RX packets: %lu\n"
708 "RX desc err: %lu\n"
709 "RX rx overflow error: %lu\n"
710 "RX invalid urb error: %lu\n",
711 priv->stats.rxint,
712 priv->stats.rxrdu,
713 priv->stats.rxoverflow,
714 priv->stats.rxurberr);
715
716 *eof = 1;
717 return len;
718 }
719
720 static void rtl8192_proc_module_init(void)
721 {
722 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
723 rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
724 }
725
726
727 static void rtl8192_proc_module_remove(void)
728 {
729 remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
730 }
731
732
733 static void rtl8192_proc_remove_one(struct net_device *dev)
734 {
735 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
736
737 printk("dev name=======> %s\n",dev->name);
738
739 if (priv->dir_dev) {
740 // remove_proc_entry("stats-hw", priv->dir_dev);
741 remove_proc_entry("stats-tx", priv->dir_dev);
742 remove_proc_entry("stats-rx", priv->dir_dev);
743 // remove_proc_entry("stats-ieee", priv->dir_dev);
744 remove_proc_entry("stats-ap", priv->dir_dev);
745 remove_proc_entry("registers", priv->dir_dev);
746 // remove_proc_entry("cck-registers",priv->dir_dev);
747 // remove_proc_entry("ofdm-registers",priv->dir_dev);
748 //remove_proc_entry(dev->name, rtl8192_proc);
749 remove_proc_entry("wlan0", rtl8192_proc);
750 priv->dir_dev = NULL;
751 }
752 }
753
754
755 static void rtl8192_proc_init_one(struct net_device *dev)
756 {
757 struct proc_dir_entry *e;
758 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
759 priv->dir_dev = create_proc_entry(dev->name,
760 S_IFDIR | S_IRUGO | S_IXUGO,
761 rtl8192_proc);
762 if (!priv->dir_dev) {
763 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
764 dev->name);
765 return;
766 }
767 e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
768 priv->dir_dev, proc_get_stats_rx, dev);
769
770 if (!e) {
771 RT_TRACE(COMP_ERR,"Unable to initialize "
772 "/proc/net/rtl8192/%s/stats-rx\n",
773 dev->name);
774 }
775
776
777 e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
778 priv->dir_dev, proc_get_stats_tx, dev);
779
780 if (!e) {
781 RT_TRACE(COMP_ERR, "Unable to initialize "
782 "/proc/net/rtl8192/%s/stats-tx\n",
783 dev->name);
784 }
785
786 e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
787 priv->dir_dev, proc_get_stats_ap, dev);
788
789 if (!e) {
790 RT_TRACE(COMP_ERR, "Unable to initialize "
791 "/proc/net/rtl8192/%s/stats-ap\n",
792 dev->name);
793 }
794
795 e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
796 priv->dir_dev, proc_get_registers, dev);
797 if (!e) {
798 RT_TRACE(COMP_ERR, "Unable to initialize "
799 "/proc/net/rtl8192/%s/registers\n",
800 dev->name);
801 }
802 }
803 /****************************************************************************
804 -----------------------------MISC STUFF-------------------------
805 *****************************************************************************/
806
807 short check_nic_enough_desc(struct net_device *dev, int prio)
808 {
809 struct r8192_priv *priv = ieee80211_priv(dev);
810 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
811
812 /* for now we reserve two free descriptor as a safety boundary
813 * between the tail and the head
814 */
815 return (ring->entries - skb_queue_len(&ring->queue) >= 2);
816 }
817
818 static void tx_timeout(struct net_device *dev)
819 {
820 struct r8192_priv *priv = ieee80211_priv(dev);
821 //rtl8192_commit(dev);
822
823 schedule_work(&priv->reset_wq);
824 printk("TXTIMEOUT");
825 }
826
827
828 /****************************************************************************
829 ------------------------------HW STUFF---------------------------
830 *****************************************************************************/
831
832
833 static void rtl8192_irq_enable(struct net_device *dev)
834 {
835 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
836 priv->irq_enabled = 1;
837 write_nic_dword(dev,INTA_MASK, priv->irq_mask);
838 }
839
840
841 void rtl8192_irq_disable(struct net_device *dev)
842 {
843 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
844
845 write_nic_dword(dev,INTA_MASK,0);
846 force_pci_posting(dev);
847 priv->irq_enabled = 0;
848 }
849
850
851 #if 0
852 static void rtl8192_set_mode(struct net_device *dev,int mode)
853 {
854 u8 ecmd;
855 ecmd=read_nic_byte(dev, EPROM_CMD);
856 ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK;
857 ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT);
858 ecmd=ecmd &~ (1<<EPROM_CS_SHIFT);
859 ecmd=ecmd &~ (1<<EPROM_CK_SHIFT);
860 write_nic_byte(dev, EPROM_CMD, ecmd);
861 }
862 #endif
863
864 void rtl8192_update_msr(struct net_device *dev)
865 {
866 struct r8192_priv *priv = ieee80211_priv(dev);
867 u8 msr;
868
869 msr = read_nic_byte(dev, MSR);
870 msr &= ~ MSR_LINK_MASK;
871
872 /* do not change in link_state != WLAN_LINK_ASSOCIATED.
873 * msr must be updated if the state is ASSOCIATING.
874 * this is intentional and make sense for ad-hoc and
875 * master (see the create BSS/IBSS func)
876 */
877 if (priv->ieee80211->state == IEEE80211_LINKED){
878
879 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
880 msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
881 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
882 msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT);
883 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
884 msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT);
885
886 }else
887 msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
888
889 write_nic_byte(dev, MSR, msr);
890 }
891
892 void rtl8192_set_chan(struct net_device *dev,short ch)
893 {
894 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
895 RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch);
896 priv->chan=ch;
897 #if 0
898 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC ||
899 priv->ieee80211->iw_mode == IW_MODE_MASTER){
900
901 priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED;
902 priv->ieee80211->master_chan = ch;
903 rtl8192_update_beacon_ch(dev);
904 }
905 #endif
906
907 /* this hack should avoid frame TX during channel setting*/
908
909
910 // tx = read_nic_dword(dev,TX_CONF);
911 // tx &= ~TX_LOOPBACK_MASK;
912
913 #ifndef LOOP_TEST
914 //TODO
915 // write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT));
916
917 //need to implement rf set channel here WB
918
919 if (priv->rf_set_chan)
920 priv->rf_set_chan(dev,priv->chan);
921 // mdelay(10);
922 // write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT));
923 #endif
924 }
925
926 void rtl8192_rx_enable(struct net_device *dev)
927 {
928 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
929 write_nic_dword(dev, RDQDA,priv->rx_ring_dma);
930 }
931
932 /* the TX_DESC_BASE setting is according to the following queue index
933 * BK_QUEUE ===> 0
934 * BE_QUEUE ===> 1
935 * VI_QUEUE ===> 2
936 * VO_QUEUE ===> 3
937 * HCCA_QUEUE ===> 4
938 * TXCMD_QUEUE ===> 5
939 * MGNT_QUEUE ===> 6
940 * HIGH_QUEUE ===> 7
941 * BEACON_QUEUE ===> 8
942 * */
943 static const u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA};
944 void rtl8192_tx_enable(struct net_device *dev)
945 {
946 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
947 u32 i;
948 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
949 write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
950
951 ieee80211_reset_queue(priv->ieee80211);
952 }
953
954
955 static void rtl8192_free_rx_ring(struct net_device *dev)
956 {
957 struct r8192_priv *priv = ieee80211_priv(dev);
958 int i;
959
960 for (i = 0; i < priv->rxringcount; i++) {
961 struct sk_buff *skb = priv->rx_buf[i];
962 if (!skb)
963 continue;
964
965 pci_unmap_single(priv->pdev,
966 *((dma_addr_t *)skb->cb),
967 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
968 kfree_skb(skb);
969 }
970
971 pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount,
972 priv->rx_ring, priv->rx_ring_dma);
973 priv->rx_ring = NULL;
974 }
975
976 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
977 {
978 struct r8192_priv *priv = ieee80211_priv(dev);
979 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
980
981 while (skb_queue_len(&ring->queue)) {
982 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
983 struct sk_buff *skb = __skb_dequeue(&ring->queue);
984
985 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
986 skb->len, PCI_DMA_TODEVICE);
987 kfree_skb(skb);
988 ring->idx = (ring->idx + 1) % ring->entries;
989 }
990
991 pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
992 ring->desc, ring->dma);
993 ring->desc = NULL;
994 }
995
996 #if 0
997 static void rtl8192_beacon_disable(struct net_device *dev)
998 {
999 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1000 u32 reg;
1001
1002 reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK);
1003
1004 /* disable Beacon realted interrupt signal */
1005 reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
1006 write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg);
1007 }
1008 #endif
1009
1010 void PHY_SetRtl8192eRfOff(struct net_device* dev )
1011 {
1012 //struct r8192_priv *priv = ieee80211_priv(dev);
1013
1014 //disable RF-Chip A/B
1015 rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0);
1016 //analog to digital off, for power save
1017 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0x300, 0x0);
1018 //digital to analog off, for power save
1019 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x18, 0x0);
1020 //rx antenna off
1021 rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xf, 0x0);
1022 //rx antenna off
1023 rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xf, 0x0);
1024 //analog to digital part2 off, for power save
1025 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x0);
1026 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x4, 0x0);
1027 // Analog parameter!!Change bias and Lbus control.
1028 write_nic_byte(dev, ANAPAR_FOR_8192PciE, 0x07);
1029
1030 }
1031
1032 void rtl8192_halt_adapter(struct net_device *dev, bool reset)
1033 {
1034 //u8 cmd;
1035 struct r8192_priv *priv = ieee80211_priv(dev);
1036 int i;
1037 u8 OpMode;
1038 u8 u1bTmp;
1039 u32 ulRegRead;
1040
1041 OpMode = RT_OP_MODE_NO_LINK;
1042 priv->ieee80211->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &OpMode);
1043
1044 #if 1
1045 if(!priv->ieee80211->bSupportRemoteWakeUp)
1046 {
1047 u1bTmp = 0x0; // disable tx/rx. In 8185 we write 0x10 (Reset bit), but here we make reference to WMAC and wirte 0x0. 2006.11.21 Emily
1048 //priv->ieee80211->SetHwRegHandler(dev, HW_VAR_COMMAND, &u1bTmp ); // Using HW_VAR_COMMAND instead of writing CMDR directly. Rewrited by Annie, 2006-04-07.
1049 write_nic_byte(dev, CMDR, u1bTmp);
1050 }
1051 #else
1052 cmd=read_nic_byte(dev,CMDR);
1053 write_nic_byte(dev, CMDR, cmd &~ (CR_TE|CR_RE));
1054 #endif
1055
1056 mdelay(20);
1057
1058 if(!reset)
1059 {
1060 //PlatformStallExecution(150000);
1061 mdelay(150);
1062
1063 #ifdef RTL8192E
1064 priv->bHwRfOffAction = 2;
1065 #endif
1066
1067 //
1068 // Call MgntActSet_RF_State instead to prevent RF config race condition.
1069 // By Bruce, 2008-01-17.
1070 //
1071 if(!priv->ieee80211->bSupportRemoteWakeUp)
1072 {
1073 //MgntActSet_RF_State(Adapter, eRfOff, RF_CHANGE_BY_INIT);
1074 //MgntActSet_RF_State(Adapter, eRfOff, Adapter->MgntInfo.RfOffReason);
1075 //if(Adapter->HardwareType == HARDWARE_TYPE_RTL8190P)
1076
1077 PHY_SetRtl8192eRfOff(dev);
1078
1079 // 2006.11.30. System reset bit
1080 //priv->ieee80211->GetHwRegHandler(dev, HW_VAR_CPU_RST, (u32*)(&ulRegRead) );
1081 ulRegRead = read_nic_dword(dev,CPU_GEN);
1082 ulRegRead|=CPU_GEN_SYSTEM_RESET;
1083 //priv->ieee80211->SetHwRegHandler(dev, HW_VAR_CPU_RST, &ulRegRead);
1084 write_nic_dword(dev,CPU_GEN, ulRegRead);
1085 }
1086 else
1087 {
1088 //2008.06.03 for WOL
1089 write_nic_dword(dev, WFCRC0, 0xffffffff);
1090 write_nic_dword(dev, WFCRC1, 0xffffffff);
1091 write_nic_dword(dev, WFCRC2, 0xffffffff);
1092
1093 //Write PMR register
1094 write_nic_byte(dev, PMR, 0x5);
1095 //Disable tx, enanble rx
1096 write_nic_byte(dev, MacBlkCtrl, 0xa);
1097 }
1098 }
1099
1100 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1101 skb_queue_purge(&priv->ieee80211->skb_waitQ [i]);
1102 }
1103 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1104 skb_queue_purge(&priv->ieee80211->skb_aggQ [i]);
1105 }
1106
1107 skb_queue_purge(&priv->skb_queue);
1108 return;
1109 }
1110
1111 #if 0
1112 static void rtl8192_reset(struct net_device *dev)
1113 {
1114 rtl8192_irq_disable(dev);
1115 printk("This is RTL819xP Reset procedure\n");
1116 }
1117 #endif
1118
1119 static const u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540};
1120 inline u16 rtl8192_rate2rate(short rate)
1121 {
1122 if (rate >11) return 0;
1123 return rtl_rate[rate];
1124 }
1125
1126
1127
1128
1129 static void rtl8192_data_hard_stop(struct net_device *dev)
1130 {
1131 //FIXME !!
1132 #if 0
1133 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1134 priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1135 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1136 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1137 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1138 #endif
1139 }
1140
1141
1142 static void rtl8192_data_hard_resume(struct net_device *dev)
1143 {
1144 // FIXME !!
1145 #if 0
1146 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1147 priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1148 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1149 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1150 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1151 #endif
1152 }
1153
1154 /* this function TX data frames when the ieee80211 stack requires this.
1155 * It checks also if we need to stop the ieee tx queue, eventually do it
1156 */
1157 static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate)
1158 {
1159 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1160 int ret;
1161 //unsigned long flags;
1162 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1163 u8 queue_index = tcb_desc->queue_index;
1164 /* shall not be referred by command packet */
1165 assert(queue_index != TXCMD_QUEUE);
1166
1167 if((priv->bHwRadioOff == true)||(!priv->up))
1168 {
1169 kfree_skb(skb);
1170 return;
1171 }
1172
1173 //spin_lock_irqsave(&priv->tx_lock,flags);
1174
1175 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1176 #if 0
1177 tcb_desc->RATRIndex = 7;
1178 tcb_desc->bTxDisableRateFallBack = 1;
1179 tcb_desc->bTxUseDriverAssingedRate = 1;
1180 tcb_desc->bTxEnableFwCalcDur = 1;
1181 #endif
1182 skb_push(skb, priv->ieee80211->tx_headroom);
1183 ret = rtl8192_tx(dev, skb);
1184 if(ret != 0) {
1185 kfree_skb(skb);
1186 };
1187
1188 //
1189 if(queue_index!=MGNT_QUEUE) {
1190 priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom);
1191 priv->ieee80211->stats.tx_packets++;
1192 }
1193
1194 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1195
1196 // return ret;
1197 }
1198
1199 /* This is a rough attempt to TX a frame
1200 * This is called by the ieee 80211 stack to TX management frames.
1201 * If the ring is full packet are dropped (for data frame the queue
1202 * is stopped before this can happen).
1203 */
1204 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
1205 {
1206 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1207
1208
1209 int ret;
1210 //unsigned long flags;
1211 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1212 u8 queue_index = tcb_desc->queue_index;
1213
1214 if(queue_index != TXCMD_QUEUE){
1215 if((priv->bHwRadioOff == true)||(!priv->up))
1216 {
1217 kfree_skb(skb);
1218 return 0;
1219 }
1220 }
1221
1222 //spin_lock_irqsave(&priv->tx_lock,flags);
1223
1224 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1225 if(queue_index == TXCMD_QUEUE) {
1226 // skb_push(skb, USB_HWDESC_HEADER_LEN);
1227 rtl819xE_tx_cmd(dev, skb);
1228 ret = 0;
1229 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1230 return ret;
1231 } else {
1232 // RT_TRACE(COMP_SEND, "To send management packet\n");
1233 tcb_desc->RATRIndex = 7;
1234 tcb_desc->bTxDisableRateFallBack = 1;
1235 tcb_desc->bTxUseDriverAssingedRate = 1;
1236 tcb_desc->bTxEnableFwCalcDur = 1;
1237 skb_push(skb, priv->ieee80211->tx_headroom);
1238 ret = rtl8192_tx(dev, skb);
1239 if(ret != 0) {
1240 kfree_skb(skb);
1241 };
1242 }
1243
1244 // priv->ieee80211->stats.tx_bytes+=skb->len;
1245 // priv->ieee80211->stats.tx_packets++;
1246
1247 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1248
1249 return ret;
1250
1251 }
1252
1253
1254 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1255 {
1256 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1257
1258 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1259
1260 while (skb_queue_len(&ring->queue)) {
1261 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1262 struct sk_buff *skb;
1263
1264 /* beacon packet will only use the first descriptor defaultly,
1265 * and the OWN may not be cleared by the hardware
1266 * */
1267 if(prio != BEACON_QUEUE) {
1268 if(entry->OWN)
1269 return;
1270 ring->idx = (ring->idx + 1) % ring->entries;
1271 }
1272
1273 skb = __skb_dequeue(&ring->queue);
1274 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1275 skb->len, PCI_DMA_TODEVICE);
1276
1277 kfree_skb(skb);
1278 }
1279 if (prio == MGNT_QUEUE){
1280 if (priv->ieee80211->ack_tx_to_ieee){
1281 if (rtl8192_is_tx_queue_empty(dev)){
1282 priv->ieee80211->ack_tx_to_ieee = 0;
1283 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1284 }
1285 }
1286 }
1287
1288 if(prio != BEACON_QUEUE) {
1289 /* try to deal with the pending packets */
1290 tasklet_schedule(&priv->irq_tx_tasklet);
1291 }
1292
1293 }
1294
1295 static void rtl8192_stop_beacon(struct net_device *dev)
1296 {
1297 //rtl8192_beacon_disable(dev);
1298 }
1299
1300 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1301 {
1302 struct r8192_priv *priv = ieee80211_priv(dev);
1303 struct ieee80211_network *net;
1304 u8 i=0, basic_rate = 0;
1305 net = & priv->ieee80211->current_network;
1306
1307 for (i=0; i<net->rates_len; i++)
1308 {
1309 basic_rate = net->rates[i]&0x7f;
1310 switch(basic_rate)
1311 {
1312 case MGN_1M: *rate_config |= RRSR_1M; break;
1313 case MGN_2M: *rate_config |= RRSR_2M; break;
1314 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1315 case MGN_11M: *rate_config |= RRSR_11M; break;
1316 case MGN_6M: *rate_config |= RRSR_6M; break;
1317 case MGN_9M: *rate_config |= RRSR_9M; break;
1318 case MGN_12M: *rate_config |= RRSR_12M; break;
1319 case MGN_18M: *rate_config |= RRSR_18M; break;
1320 case MGN_24M: *rate_config |= RRSR_24M; break;
1321 case MGN_36M: *rate_config |= RRSR_36M; break;
1322 case MGN_48M: *rate_config |= RRSR_48M; break;
1323 case MGN_54M: *rate_config |= RRSR_54M; break;
1324 }
1325 }
1326 for (i=0; i<net->rates_ex_len; i++)
1327 {
1328 basic_rate = net->rates_ex[i]&0x7f;
1329 switch(basic_rate)
1330 {
1331 case MGN_1M: *rate_config |= RRSR_1M; break;
1332 case MGN_2M: *rate_config |= RRSR_2M; break;
1333 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1334 case MGN_11M: *rate_config |= RRSR_11M; break;
1335 case MGN_6M: *rate_config |= RRSR_6M; break;
1336 case MGN_9M: *rate_config |= RRSR_9M; break;
1337 case MGN_12M: *rate_config |= RRSR_12M; break;
1338 case MGN_18M: *rate_config |= RRSR_18M; break;
1339 case MGN_24M: *rate_config |= RRSR_24M; break;
1340 case MGN_36M: *rate_config |= RRSR_36M; break;
1341 case MGN_48M: *rate_config |= RRSR_48M; break;
1342 case MGN_54M: *rate_config |= RRSR_54M; break;
1343 }
1344 }
1345 }
1346
1347
1348 #define SHORT_SLOT_TIME 9
1349 #define NON_SHORT_SLOT_TIME 20
1350
1351 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1352 {
1353 u32 tmp = 0;
1354 struct r8192_priv *priv = ieee80211_priv(dev);
1355 struct ieee80211_network *net = &priv->ieee80211->current_network;
1356 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1357 tmp = priv->basic_rate;
1358 if (priv->short_preamble)
1359 tmp |= BRSR_AckShortPmb;
1360 write_nic_dword(dev, RRSR, tmp);
1361
1362 if (net->mode & (IEEE_G|IEEE_N_24G))
1363 {
1364 u8 slot_time = 0;
1365 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1366 {//short slot time
1367 slot_time = SHORT_SLOT_TIME;
1368 }
1369 else //long slot time
1370 slot_time = NON_SHORT_SLOT_TIME;
1371 priv->slot_time = slot_time;
1372 write_nic_byte(dev, SLOT_TIME, slot_time);
1373 }
1374
1375 }
1376
1377 static void rtl8192_net_update(struct net_device *dev)
1378 {
1379
1380 struct r8192_priv *priv = ieee80211_priv(dev);
1381 struct ieee80211_network *net;
1382 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1383 u16 rate_config = 0;
1384 net = &priv->ieee80211->current_network;
1385 //update Basic rate: RR, BRSR
1386 rtl8192_config_rate(dev, &rate_config);
1387 // 2007.01.16, by Emily
1388 // Select RRSR (in Legacy-OFDM and CCK)
1389 // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate.
1390 // We do not use other rates.
1391 priv->basic_rate = rate_config &= 0x15f;
1392 //BSSID
1393 write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]);
1394 write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]);
1395 #if 0
1396 //MSR
1397 rtl8192_update_msr(dev);
1398 #endif
1399
1400
1401 // rtl8192_update_cap(dev, net->capability);
1402 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1403 {
1404 write_nic_word(dev, ATIMWND, 2);
1405 write_nic_word(dev, BCN_DMATIME, 256);
1406 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1407 // write_nic_word(dev, BcnIntTime, 100);
1408 //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied.
1409 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1410 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1411
1412 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1413 // TODO: BcnIFS may required to be changed on ASIC
1414 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1415
1416 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1417 }
1418
1419
1420 }
1421
1422 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1423 {
1424 struct r8192_priv *priv = ieee80211_priv(dev);
1425 struct rtl8192_tx_ring *ring;
1426 tx_desc_819x_pci *entry;
1427 unsigned int idx;
1428 dma_addr_t mapping;
1429 cb_desc *tcb_desc;
1430 unsigned long flags;
1431
1432 ring = &priv->tx_ring[TXCMD_QUEUE];
1433 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1434
1435 spin_lock_irqsave(&priv->irq_th_lock,flags);
1436 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1437 entry = &ring->desc[idx];
1438
1439 tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1440 memset(entry,0,12);
1441 entry->LINIP = tcb_desc->bLastIniPkt;
1442 entry->FirstSeg = 1;//first segment
1443 entry->LastSeg = 1; //last segment
1444 if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1445 entry->CmdInit = DESC_PACKET_TYPE_INIT;
1446 } else {
1447 entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1448 entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1449 entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1450 entry->QueueSelect = QSLT_CMD;
1451 entry->TxFWInfoSize = 0x08;
1452 entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1453 }
1454 entry->TxBufferSize = skb->len;
1455 entry->TxBuffAddr = cpu_to_le32(mapping);
1456 entry->OWN = 1;
1457
1458 #ifdef JOHN_DUMP_TXDESC
1459 { int i;
1460 tx_desc_819x_pci *entry1 = &ring->desc[0];
1461 unsigned int *ptr= (unsigned int *)entry1;
1462 printk("<Tx descriptor>:\n");
1463 for (i = 0; i < 8; i++)
1464 printk("%8x ", ptr[i]);
1465 printk("\n");
1466 }
1467 #endif
1468 __skb_queue_tail(&ring->queue, skb);
1469 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1470
1471 write_nic_byte(dev, TPPoll, TPPoll_CQ);
1472
1473 return;
1474 }
1475
1476 /*
1477 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1478 * in TxFwInfo data structure
1479 * 2006.10.30 by Emily
1480 *
1481 * \param QUEUEID Software Queue
1482 */
1483 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1484 {
1485 u8 QueueSelect = 0x0; //defualt set to
1486
1487 switch(QueueID) {
1488 case BE_QUEUE:
1489 QueueSelect = QSLT_BE; //or QSelect = pTcb->priority;
1490 break;
1491
1492 case BK_QUEUE:
1493 QueueSelect = QSLT_BK; //or QSelect = pTcb->priority;
1494 break;
1495
1496 case VO_QUEUE:
1497 QueueSelect = QSLT_VO; //or QSelect = pTcb->priority;
1498 break;
1499
1500 case VI_QUEUE:
1501 QueueSelect = QSLT_VI; //or QSelect = pTcb->priority;
1502 break;
1503 case MGNT_QUEUE:
1504 QueueSelect = QSLT_MGNT;
1505 break;
1506
1507 case BEACON_QUEUE:
1508 QueueSelect = QSLT_BEACON;
1509 break;
1510
1511 // TODO: 2006.10.30 mark other queue selection until we verify it is OK
1512 // TODO: Remove Assertions
1513 //#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502)
1514 case TXCMD_QUEUE:
1515 QueueSelect = QSLT_CMD;
1516 break;
1517 //#endif
1518 case HIGH_QUEUE:
1519 //QueueSelect = QSLT_HIGH;
1520 //break;
1521
1522 default:
1523 RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID);
1524 break;
1525 }
1526 return QueueSelect;
1527 }
1528
1529 static u8 MRateToHwRate8190Pci(u8 rate)
1530 {
1531 u8 ret = DESC90_RATE1M;
1532
1533 switch(rate) {
1534 case MGN_1M: ret = DESC90_RATE1M; break;
1535 case MGN_2M: ret = DESC90_RATE2M; break;
1536 case MGN_5_5M: ret = DESC90_RATE5_5M; break;
1537 case MGN_11M: ret = DESC90_RATE11M; break;
1538 case MGN_6M: ret = DESC90_RATE6M; break;
1539 case MGN_9M: ret = DESC90_RATE9M; break;
1540 case MGN_12M: ret = DESC90_RATE12M; break;
1541 case MGN_18M: ret = DESC90_RATE18M; break;
1542 case MGN_24M: ret = DESC90_RATE24M; break;
1543 case MGN_36M: ret = DESC90_RATE36M; break;
1544 case MGN_48M: ret = DESC90_RATE48M; break;
1545 case MGN_54M: ret = DESC90_RATE54M; break;
1546
1547 // HT rate since here
1548 case MGN_MCS0: ret = DESC90_RATEMCS0; break;
1549 case MGN_MCS1: ret = DESC90_RATEMCS1; break;
1550 case MGN_MCS2: ret = DESC90_RATEMCS2; break;
1551 case MGN_MCS3: ret = DESC90_RATEMCS3; break;
1552 case MGN_MCS4: ret = DESC90_RATEMCS4; break;
1553 case MGN_MCS5: ret = DESC90_RATEMCS5; break;
1554 case MGN_MCS6: ret = DESC90_RATEMCS6; break;
1555 case MGN_MCS7: ret = DESC90_RATEMCS7; break;
1556 case MGN_MCS8: ret = DESC90_RATEMCS8; break;
1557 case MGN_MCS9: ret = DESC90_RATEMCS9; break;
1558 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1559 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1560 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1561 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1562 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1563 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1564 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1565
1566 default: break;
1567 }
1568 return ret;
1569 }
1570
1571
1572 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1573 {
1574 u8 tmp_Short;
1575
1576 tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1577
1578 if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1579 tmp_Short = 0;
1580
1581 return tmp_Short;
1582 }
1583
1584 /*
1585 * The tx procedure is just as following,
1586 * skb->cb will contain all the following information,
1587 * priority, morefrag, rate, &dev.
1588 * */
1589 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1590 {
1591 struct r8192_priv *priv = ieee80211_priv(dev);
1592 struct rtl8192_tx_ring *ring;
1593 unsigned long flags;
1594 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1595 tx_desc_819x_pci *pdesc = NULL;
1596 TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1597 dma_addr_t mapping;
1598 bool multi_addr=false,broad_addr=false,uni_addr=false;
1599 u8* pda_addr = NULL;
1600 int idx;
1601
1602 if(priv->bdisable_nic){
1603 RT_TRACE(COMP_ERR,"%s: ERR!! Nic is disabled! Can't tx packet len=%d qidx=%d!!!\n", __FUNCTION__, skb->len, tcb_desc->queue_index);
1604 return skb->len;
1605 }
1606
1607 #ifdef ENABLE_LPS
1608 priv->ieee80211->bAwakePktSent = true;
1609 #endif
1610
1611 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1612 /* collect the tx packets statitcs */
1613 pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
1614 if(is_multicast_ether_addr(pda_addr))
1615 multi_addr = true;
1616 else if(is_broadcast_ether_addr(pda_addr))
1617 broad_addr = true;
1618 else
1619 uni_addr = true;
1620
1621 if(uni_addr)
1622 priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1623 else if(multi_addr)
1624 priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1625 else
1626 priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1627
1628 /* fill tx firmware */
1629 pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1630 memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
1631 pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
1632 pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1633 pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1634 pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1635
1636 /* Aggregation related */
1637 if(tcb_desc->bAMPDUEnable) {
1638 pTxFwInfo->AllowAggregation = 1;
1639 pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1640 pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1641 } else {
1642 pTxFwInfo->AllowAggregation = 0;
1643 pTxFwInfo->RxMF = 0;
1644 pTxFwInfo->RxAMD = 0;
1645 }
1646
1647 //
1648 // Protection mode related
1649 //
1650 pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0;
1651 pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0;
1652 pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0;
1653 pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0;
1654 pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1655 pTxFwInfo->RtsBandwidth = 0;
1656 pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1657 pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
1658 //
1659 // Set Bandwidth and sub-channel settings.
1660 //
1661 if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
1662 {
1663 if(tcb_desc->bPacketBW)
1664 {
1665 pTxFwInfo->TxBandwidth = 1;
1666 #ifdef RTL8190P
1667 pTxFwInfo->TxSubCarrier = 3;
1668 #else
1669 pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
1670 #endif
1671 }
1672 else
1673 {
1674 pTxFwInfo->TxBandwidth = 0;
1675 pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1676 }
1677 } else {
1678 pTxFwInfo->TxBandwidth = 0;
1679 pTxFwInfo->TxSubCarrier = 0;
1680 }
1681
1682 if (0)
1683 {
1684 /* 2007/07/25 MH Copy current TX FW info.*/
1685 memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI));
1686 printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n");
1687 printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur);
1688 printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC);
1689 printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier);
1690 printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation);
1691 printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT);
1692 printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate);
1693 printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD);
1694 printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF);
1695 printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth);
1696 printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier);
1697
1698 printk("<=====**********************out of print\n");
1699
1700 }
1701 spin_lock_irqsave(&priv->irq_th_lock,flags);
1702 ring = &priv->tx_ring[tcb_desc->queue_index];
1703 if (tcb_desc->queue_index != BEACON_QUEUE) {
1704 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1705 } else {
1706 idx = 0;
1707 }
1708
1709 pdesc = &ring->desc[idx];
1710 if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1711 RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x",
1712 tcb_desc->queue_index,ring->idx, idx,skb->len);
1713 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1714 return skb->len;
1715 }
1716
1717 /* fill tx descriptor */
1718 memset((u8*)pdesc,0,12);
1719 /*DWORD 0*/
1720 pdesc->LINIP = 0;
1721 pdesc->CmdInit = 1;
1722 pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
1723 pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1724
1725 /*DWORD 1*/
1726 pdesc->SecCAMID= 0;
1727 pdesc->RATid = tcb_desc->RATRIndex;
1728
1729
1730 pdesc->NoEnc = 1;
1731 pdesc->SecType = 0x0;
1732 if (tcb_desc->bHwSec) {
1733 switch (priv->ieee80211->pairwise_key_type) {
1734 case KEY_TYPE_WEP40:
1735 case KEY_TYPE_WEP104:
1736 pdesc->SecType = 0x1;
1737 pdesc->NoEnc = 0;
1738 break;
1739 case KEY_TYPE_TKIP:
1740 pdesc->SecType = 0x2;
1741 pdesc->NoEnc = 0;
1742 break;
1743 case KEY_TYPE_CCMP:
1744 pdesc->SecType = 0x3;
1745 pdesc->NoEnc = 0;
1746 break;
1747 case KEY_TYPE_NA:
1748 pdesc->SecType = 0x0;
1749 pdesc->NoEnc = 1;
1750 break;
1751 }
1752 }
1753
1754 //
1755 // Set Packet ID
1756 //
1757 pdesc->PktId = 0x0;
1758
1759 pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1760 pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1761
1762 pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1763 pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1764
1765 pdesc->FirstSeg =1;
1766 pdesc->LastSeg = 1;
1767 pdesc->TxBufferSize = skb->len;
1768
1769 pdesc->TxBuffAddr = cpu_to_le32(mapping);
1770 __skb_queue_tail(&ring->queue, skb);
1771 pdesc->OWN = 1;
1772 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1773 dev->trans_start = jiffies;
1774 write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
1775 return 0;
1776 }
1777
1778 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1779 {
1780 struct r8192_priv *priv = ieee80211_priv(dev);
1781 rx_desc_819x_pci *entry = NULL;
1782 int i;
1783
1784 priv->rx_ring = pci_alloc_consistent(priv->pdev,
1785 sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1786
1787 if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1788 RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1789 return -ENOMEM;
1790 }
1791
1792 memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1793 priv->rx_idx = 0;
1794
1795 for (i = 0; i < priv->rxringcount; i++) {
1796 struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1797 dma_addr_t *mapping;
1798 entry = &priv->rx_ring[i];
1799 if (!skb)
1800 return 0;
1801 priv->rx_buf[i] = skb;
1802 mapping = (dma_addr_t *)skb->cb;
1803 *mapping = pci_map_single(priv->pdev, skb_tail_pointer(skb),
1804 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1805
1806 entry->BufferAddress = cpu_to_le32(*mapping);
1807
1808 entry->Length = priv->rxbuffersize;
1809 entry->OWN = 1;
1810 }
1811
1812 entry->EOR = 1;
1813 return 0;
1814 }
1815
1816 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1817 unsigned int prio, unsigned int entries)
1818 {
1819 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1820 tx_desc_819x_pci *ring;
1821 dma_addr_t dma;
1822 int i;
1823
1824 ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1825 if (!ring || (unsigned long)ring & 0xFF) {
1826 RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1827 return -ENOMEM;
1828 }
1829
1830 memset(ring, 0, sizeof(*ring)*entries);
1831 priv->tx_ring[prio].desc = ring;
1832 priv->tx_ring[prio].dma = dma;
1833 priv->tx_ring[prio].idx = 0;
1834 priv->tx_ring[prio].entries = entries;
1835 skb_queue_head_init(&priv->tx_ring[prio].queue);
1836
1837 for (i = 0; i < entries; i++)
1838 ring[i].NextDescAddress =
1839 cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1840
1841 return 0;
1842 }
1843
1844
1845 static short rtl8192_pci_initdescring(struct net_device *dev)
1846 {
1847 u32 ret;
1848 int i;
1849 struct r8192_priv *priv = ieee80211_priv(dev);
1850
1851 ret = rtl8192_alloc_rx_desc_ring(dev);
1852 if (ret) {
1853 return ret;
1854 }
1855
1856
1857 /* general process for other queue */
1858 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1859 ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount);
1860 if (ret)
1861 goto err_free_rings;
1862 }
1863
1864 #if 0
1865 /* specific process for hardware beacon process */
1866 ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2);
1867 if (ret)
1868 goto err_free_rings;
1869 #endif
1870
1871 return 0;
1872
1873 err_free_rings:
1874 rtl8192_free_rx_ring(dev);
1875 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1876 if (priv->tx_ring[i].desc)
1877 rtl8192_free_tx_ring(dev, i);
1878 return 1;
1879 }
1880
1881 static void rtl8192_pci_resetdescring(struct net_device *dev)
1882 {
1883 struct r8192_priv *priv = ieee80211_priv(dev);
1884 int i;
1885
1886 /* force the rx_idx to the first one */
1887 if(priv->rx_ring) {
1888 rx_desc_819x_pci *entry = NULL;
1889 for (i = 0; i < priv->rxringcount; i++) {
1890 entry = &priv->rx_ring[i];
1891 entry->OWN = 1;
1892 }
1893 priv->rx_idx = 0;
1894 }
1895
1896 /* after reset, release previous pending packet, and force the
1897 * tx idx to the first one */
1898 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1899 if (priv->tx_ring[i].desc) {
1900 struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1901
1902 while (skb_queue_len(&ring->queue)) {
1903 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1904 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1905
1906 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1907 skb->len, PCI_DMA_TODEVICE);
1908 kfree_skb(skb);
1909 ring->idx = (ring->idx + 1) % ring->entries;
1910 }
1911 ring->idx = 0;
1912 }
1913 }
1914 }
1915
1916 #if 1
1917 extern void rtl8192_update_ratr_table(struct net_device* dev);
1918 static void rtl8192_link_change(struct net_device *dev)
1919 {
1920 // int i;
1921
1922 struct r8192_priv *priv = ieee80211_priv(dev);
1923 struct ieee80211_device* ieee = priv->ieee80211;
1924 //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1925 if (ieee->state == IEEE80211_LINKED)
1926 {
1927 rtl8192_net_update(dev);
1928 rtl8192_update_ratr_table(dev);
1929 #if 1
1930 //add this as in pure N mode, wep encryption will use software way, but there is no chance to set this as wep will not set group key in wext. WB.2008.07.08
1931 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1932 EnableHWSecurityConfig8192(dev);
1933 #endif
1934 }
1935 else
1936 {
1937 write_nic_byte(dev, 0x173, 0);
1938 }
1939 /*update timing params*/
1940 //rtl8192_set_chan(dev, priv->chan);
1941 //MSR
1942 rtl8192_update_msr(dev);
1943
1944 // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1945 // // To set CBSSID bit when link with any AP or STA.
1946 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1947 {
1948 u32 reg = 0;
1949 reg = read_nic_dword(dev, RCR);
1950 if (priv->ieee80211->state == IEEE80211_LINKED)
1951 priv->ReceiveConfig = reg |= RCR_CBSSID;
1952 else
1953 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1954 write_nic_dword(dev, RCR, reg);
1955 }
1956 }
1957 #endif
1958
1959
1960 static struct ieee80211_qos_parameters def_qos_parameters = {
1961 {3,3,3,3},/* cw_min */
1962 {7,7,7,7},/* cw_max */
1963 {2,2,2,2},/* aifs */
1964 {0,0,0,0},/* flags */
1965 {0,0,0,0} /* tx_op_limit */
1966 };
1967
1968 static void rtl8192_update_beacon(struct work_struct * work)
1969 {
1970 struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1971 struct net_device *dev = priv->ieee80211->dev;
1972 struct ieee80211_device* ieee = priv->ieee80211;
1973 struct ieee80211_network* net = &ieee->current_network;
1974
1975 if (ieee->pHTInfo->bCurrentHTSupport)
1976 HTUpdateSelfAndPeerSetting(ieee, net);
1977 ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1978 rtl8192_update_cap(dev, net->capability);
1979 }
1980 /*
1981 * background support to run QoS activate functionality
1982 */
1983 static const int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1984 static void rtl8192_qos_activate(struct work_struct * work)
1985 {
1986 struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1987 struct net_device *dev = priv->ieee80211->dev;
1988 struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1989 u8 mode = priv->ieee80211->current_network.mode;
1990 // u32 size = sizeof(struct ieee80211_qos_parameters);
1991 u8 u1bAIFS;
1992 u32 u4bAcParam;
1993 int i;
1994
1995 mutex_lock(&priv->mutex);
1996 if(priv->ieee80211->state != IEEE80211_LINKED)
1997 goto success;
1998 RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
1999 /* It better set slot time at first */
2000 /* For we just support b/g mode at present, let the slot time at 9/20 selection */
2001 /* update the ac parameter to related registers */
2002 for(i = 0; i < QOS_QUEUE_NUM; i++) {
2003 //Mode G/A: slotTimeTimer = 9; Mode B: 20
2004 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
2005 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
2006 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
2007 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
2008 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
2009 //printk("===>u4bAcParam:%x, ", u4bAcParam);
2010 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
2011 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
2012 }
2013
2014 success:
2015 mutex_unlock(&priv->mutex);
2016 }
2017
2018 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
2019 int active_network,
2020 struct ieee80211_network *network)
2021 {
2022 int ret = 0;
2023 u32 size = sizeof(struct ieee80211_qos_parameters);
2024
2025 if(priv->ieee80211->state !=IEEE80211_LINKED)
2026 return ret;
2027
2028 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2029 return ret;
2030
2031 if (network->flags & NETWORK_HAS_QOS_MASK) {
2032 if (active_network &&
2033 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
2034 network->qos_data.active = network->qos_data.supported;
2035
2036 if ((network->qos_data.active == 1) && (active_network == 1) &&
2037 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
2038 (network->qos_data.old_param_count !=
2039 network->qos_data.param_count)) {
2040 network->qos_data.old_param_count =
2041 network->qos_data.param_count;
2042 queue_work(priv->priv_wq, &priv->qos_activate);
2043 RT_TRACE (COMP_QOS, "QoS parameters change call "
2044 "qos_activate\n");
2045 }
2046 } else {
2047 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
2048 &def_qos_parameters, size);
2049
2050 if ((network->qos_data.active == 1) && (active_network == 1)) {
2051 queue_work(priv->priv_wq, &priv->qos_activate);
2052 RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
2053 }
2054 network->qos_data.active = 0;
2055 network->qos_data.supported = 0;
2056 }
2057
2058 return 0;
2059 }
2060
2061 /* handle manage frame frame beacon and probe response */
2062 static int rtl8192_handle_beacon(struct net_device * dev,
2063 struct ieee80211_beacon * beacon,
2064 struct ieee80211_network * network)
2065 {
2066 struct r8192_priv *priv = ieee80211_priv(dev);
2067
2068 rtl8192_qos_handle_probe_response(priv,1,network);
2069
2070 queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
2071 return 0;
2072
2073 }
2074
2075 /*
2076 * handling the beaconing responses. if we get different QoS setting
2077 * off the network from the associated setting, adjust the QoS
2078 * setting
2079 */
2080 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
2081 struct ieee80211_network *network)
2082 {
2083 int ret = 0;
2084 unsigned long flags;
2085 u32 size = sizeof(struct ieee80211_qos_parameters);
2086 int set_qos_param = 0;
2087
2088 if ((priv == NULL) || (network == NULL))
2089 return ret;
2090
2091 if(priv->ieee80211->state !=IEEE80211_LINKED)
2092 return ret;
2093
2094 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2095 return ret;
2096
2097 spin_lock_irqsave(&priv->ieee80211->lock, flags);
2098 if(network->flags & NETWORK_HAS_QOS_PARAMETERS) {
2099 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
2100 &network->qos_data.parameters,
2101 sizeof(struct ieee80211_qos_parameters));
2102 priv->ieee80211->current_network.qos_data.active = 1;
2103 #if 0
2104 if((priv->ieee80211->current_network.qos_data.param_count !=
2105 network->qos_data.param_count))
2106 #endif
2107 {
2108 set_qos_param = 1;
2109 /* update qos parameter for current network */
2110 priv->ieee80211->current_network.qos_data.old_param_count =
2111 priv->ieee80211->current_network.qos_data.param_count;
2112 priv->ieee80211->current_network.qos_data.param_count =
2113 network->qos_data.param_count;
2114 }
2115 } else {
2116 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
2117 &def_qos_parameters, size);
2118 priv->ieee80211->current_network.qos_data.active = 0;
2119 priv->ieee80211->current_network.qos_data.supported = 0;
2120 set_qos_param = 1;
2121 }
2122
2123 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
2124
2125 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active);
2126 if (set_qos_param == 1)
2127 queue_work(priv->priv_wq, &priv->qos_activate);
2128
2129 return ret;
2130 }
2131
2132
2133 static int rtl8192_handle_assoc_response(struct net_device *dev,
2134 struct ieee80211_assoc_response_frame *resp,
2135 struct ieee80211_network *network)
2136 {
2137 struct r8192_priv *priv = ieee80211_priv(dev);
2138 rtl8192_qos_association_resp(priv, network);
2139 return 0;
2140 }
2141
2142
2143 //updateRATRTabel for MCS only. Basic rate is not implement.
2144 void rtl8192_update_ratr_table(struct net_device* dev)
2145 // POCTET_STRING posLegacyRate,
2146 // u8* pMcsRate)
2147 // PRT_WLAN_STA pEntry)
2148 {
2149 struct r8192_priv* priv = ieee80211_priv(dev);
2150 struct ieee80211_device* ieee = priv->ieee80211;
2151 u8* pMcsRate = ieee->dot11HTOperationalRateSet;
2152 //struct ieee80211_network *net = &ieee->current_network;
2153 u32 ratr_value = 0;
2154 u8 rate_index = 0;
2155
2156 rtl8192_config_rate(dev, (u16*)(&ratr_value));
2157 ratr_value |= (*(u16*)(pMcsRate)) << 12;
2158 // switch (net->mode)
2159 switch (ieee->mode)
2160 {
2161 case IEEE_A:
2162 ratr_value &= 0x00000FF0;
2163 break;
2164 case IEEE_B:
2165 ratr_value &= 0x0000000F;
2166 break;
2167 case IEEE_G:
2168 ratr_value &= 0x00000FF7;
2169 break;
2170 case IEEE_N_24G:
2171 case IEEE_N_5G:
2172 if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
2173 ratr_value &= 0x0007F007;
2174 else{
2175 if (priv->rf_type == RF_1T2R)
2176 ratr_value &= 0x000FF007;
2177 else
2178 ratr_value &= 0x0F81F007;
2179 }
2180 break;
2181 default:
2182 break;
2183 }
2184 ratr_value &= 0x0FFFFFFF;
2185 if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
2186 ratr_value |= 0x80000000;
2187 }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
2188 ratr_value |= 0x80000000;
2189 }
2190 write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
2191 write_nic_byte(dev, UFWP, 1);
2192 }
2193
2194 #if 0
2195 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
2196 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
2197 #endif
2198
2199 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
2200 {
2201 #if 1
2202
2203 struct r8192_priv *priv = ieee80211_priv(dev);
2204 struct ieee80211_device *ieee = priv->ieee80211;
2205 return !(ieee->rtllib_ap_sec_type &&
2206 (ieee->rtllib_ap_sec_type(ieee)&(SEC_ALG_WEP|SEC_ALG_TKIP)));
2207 #else
2208 struct r8192_priv* priv = ieee80211_priv(dev);
2209 struct ieee80211_device* ieee = priv->ieee80211;
2210 int wpa_ie_len= ieee->wpa_ie_len;
2211 struct ieee80211_crypt_data* crypt;
2212 int encrypt;
2213
2214 crypt = ieee->crypt[ieee->tx_keyidx];
2215 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP")));
2216
2217 /* simply judge */
2218 if(encrypt && (wpa_ie_len == 0)) {
2219 /* wep encryption, no N mode setting */
2220 return false;
2221 // } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) {
2222 } else if((wpa_ie_len != 0)) {
2223 /* parse pairwise key type */
2224 //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP))
2225 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) || ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
2226 return true;
2227 else
2228 return false;
2229 } else {
2230 //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ );
2231 return true;
2232 }
2233
2234 return true;
2235 #endif
2236 }
2237
2238 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
2239 {
2240 struct ieee80211_device* ieee = priv->ieee80211;
2241 //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
2242 if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
2243 {
2244 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
2245 //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16);
2246 //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16);
2247 }
2248 else
2249 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
2250 }
2251
2252 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
2253 {
2254 struct r8192_priv *priv = ieee80211_priv(dev);
2255 u8 ret = 0;
2256 switch(priv->rf_chip)
2257 {
2258 case RF_8225:
2259 case RF_8256:
2260 case RF_PSEUDO_11N:
2261 ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
2262 break;
2263 case RF_8258:
2264 ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
2265 break;
2266 default:
2267 ret = WIRELESS_MODE_B;
2268 break;
2269 }
2270 return ret;
2271 }
2272
2273 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
2274 {
2275 struct r8192_priv *priv = ieee80211_priv(dev);
2276 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2277
2278 #if 1
2279 if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
2280 {
2281 if(bSupportMode & WIRELESS_MODE_N_24G)
2282 {
2283 wireless_mode = WIRELESS_MODE_N_24G;
2284 }
2285 else if(bSupportMode & WIRELESS_MODE_N_5G)
2286 {
2287 wireless_mode = WIRELESS_MODE_N_5G;
2288 }
2289 else if((bSupportMode & WIRELESS_MODE_A))
2290 {
2291 wireless_mode = WIRELESS_MODE_A;
2292 }
2293 else if((bSupportMode & WIRELESS_MODE_G))
2294 {
2295 wireless_mode = WIRELESS_MODE_G;
2296 }
2297 else if((bSupportMode & WIRELESS_MODE_B))
2298 {
2299 wireless_mode = WIRELESS_MODE_B;
2300 }
2301 else{
2302 RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
2303 wireless_mode = WIRELESS_MODE_B;
2304 }
2305 }
2306 #ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we should wait for FPGA
2307 ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting );
2308 #endif
2309 priv->ieee80211->mode = wireless_mode;
2310
2311 if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G))
2312 priv->ieee80211->pHTInfo->bEnableHT = 1;
2313 else
2314 priv->ieee80211->pHTInfo->bEnableHT = 0;
2315 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2316 rtl8192_refresh_supportrate(priv);
2317 #endif
2318
2319 }
2320 //init priv variables here
2321
2322 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
2323 {
2324 struct r8192_priv* priv = ieee80211_priv(dev);
2325 struct ieee80211_device* ieee = priv->ieee80211;
2326
2327 return ieee->bHalfWirelessN24GMode;
2328 }
2329
2330 short rtl8192_is_tx_queue_empty(struct net_device *dev)
2331 {
2332 int i=0;
2333 struct r8192_priv *priv = ieee80211_priv(dev);
2334 for (i=0; i<=MGNT_QUEUE; i++)
2335 {
2336 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
2337 continue;
2338 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
2339 printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
2340 return 0;
2341 }
2342 }
2343 return 1;
2344 }
2345 static void rtl8192_hw_sleep_down(struct net_device *dev)
2346 {
2347 struct r8192_priv *priv = ieee80211_priv(dev);
2348 unsigned long flags = 0;
2349
2350 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2351 if (priv->RFChangeInProgress) {
2352 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2353 RT_TRACE(COMP_RF, "rtl8192_hw_sleep_down(): RF Change in progress! \n");
2354 printk("rtl8192_hw_sleep_down(): RF Change in progress!\n");
2355 return;
2356 }
2357 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2358 //RT_TRACE(COMP_PS, "%s()============>come to sleep down\n", __FUNCTION__);
2359
2360 MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
2361 }
2362 static void rtl8192_hw_sleep_wq (struct work_struct *work)
2363 {
2364 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2365 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2366 // container_of(work, struct ieee80211_device, watch_dog_wq);
2367 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2368 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
2369 struct net_device *dev = ieee->dev;
2370
2371 rtl8192_hw_sleep_down(dev);
2372 }
2373
2374 static void rtl8192_hw_wakeup(struct net_device* dev)
2375 {
2376 struct r8192_priv *priv = ieee80211_priv(dev);
2377 unsigned long flags = 0;
2378
2379 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2380 if (priv->RFChangeInProgress) {
2381 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2382 RT_TRACE(COMP_RF, "rtl8192_hw_wakeup(): RF Change in progress! \n");
2383 printk("rtl8192_hw_wakeup(): RF Change in progress! schedule wake up task again\n");
2384 queue_delayed_work(priv->ieee80211->wq,&priv->ieee80211->hw_wakeup_wq,MSECS(10));//PowerSave is not supported if kernel version is below 2.6.20
2385 return;
2386 }
2387 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2388
2389 //RT_TRACE(COMP_PS, "%s()============>come to wake up\n", __FUNCTION__);
2390 MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2391 }
2392
2393 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2394 {
2395 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2396 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2397 // container_of(work, struct ieee80211_device, watch_dog_wq);
2398 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2399 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2400 struct net_device *dev = ieee->dev;
2401 rtl8192_hw_wakeup(dev);
2402
2403 }
2404
2405 #define MIN_SLEEP_TIME 50
2406 #define MAX_SLEEP_TIME 10000
2407 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2408 {
2409 struct r8192_priv *priv = ieee80211_priv(dev);
2410
2411 u32 rb = jiffies;
2412 unsigned long flags;
2413
2414 spin_lock_irqsave(&priv->ps_lock,flags);
2415
2416 // Writing HW register with 0 equals to disable
2417 // the timer, that is not really what we want
2418 //
2419 tl -= MSECS(8+16+7);
2420
2421 // If the interval in witch we are requested to sleep is too
2422 // short then give up and remain awake
2423 // when we sleep after send null frame, the timer will be too short to sleep.
2424 //
2425 if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2426 ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2427 spin_unlock_irqrestore(&priv->ps_lock,flags);
2428 printk("too short to sleep::%x, %x, %lx\n",tl, rb, MSECS(MIN_SLEEP_TIME));
2429 return;
2430 }
2431
2432 if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2433 ((tl < rb) && (tl>MSECS(69)) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))||
2434 ((tl<rb)&&(tl<MSECS(69))&&((tl+0xffffffff-rb)>MSECS(MAX_SLEEP_TIME)))) {
2435 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME));
2436 spin_unlock_irqrestore(&priv->ps_lock,flags);
2437 return;
2438 }
2439 {
2440 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2441 queue_delayed_work(priv->ieee80211->wq,
2442 &priv->ieee80211->hw_wakeup_wq,tmp);
2443 //PowerSave not supported when kernel version less 2.6.20
2444 }
2445 queue_delayed_work(priv->ieee80211->wq,
2446 (void *)&priv->ieee80211->hw_sleep_wq,0);
2447 spin_unlock_irqrestore(&priv->ps_lock,flags);
2448
2449 }
2450 static void rtl8192_init_priv_variable(struct net_device* dev)
2451 {
2452 struct r8192_priv *priv = ieee80211_priv(dev);
2453 u8 i;
2454 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
2455
2456 // Default Halt the NIC if RF is OFF.
2457 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_HALT_NIC;
2458 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_CLK_REQ;
2459 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_ASPM;
2460 pPSC->RegRfPsLevel |= RT_RF_LPS_LEVEL_ASPM;
2461 pPSC->bLeisurePs = true;
2462 pPSC->RegMaxLPSAwakeIntvl = 5;
2463 priv->bHwRadioOff = false;
2464
2465 priv->being_init_adapter = false;
2466 priv->txbuffsize = 1600;//1024;
2467 priv->txfwbuffersize = 4096;
2468 priv->txringcount = 64;//32;
2469 //priv->txbeaconcount = priv->txringcount;
2470 priv->txbeaconcount = 2;
2471 priv->rxbuffersize = 9100;//2048;//1024;
2472 priv->rxringcount = MAX_RX_COUNT;//64;
2473 priv->irq_enabled=0;
2474 priv->card_8192 = NIC_8192E;
2475 priv->rx_skb_complete = 1;
2476 priv->chan = 1; //set to channel 1
2477 priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2478 priv->RegChannelPlan = 0xf;
2479 priv->nrxAMPDU_size = 0;
2480 priv->nrxAMPDU_aggr_num = 0;
2481 priv->last_rxdesc_tsf_high = 0;
2482 priv->last_rxdesc_tsf_low = 0;
2483 priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2484 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2485 priv->ieee80211->ieee_up=0;
2486 priv->retry_rts = DEFAULT_RETRY_RTS;
2487 priv->retry_data = DEFAULT_RETRY_DATA;
2488 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2489 priv->ieee80211->rate = 110; //11 mbps
2490 priv->ieee80211->short_slot = 1;
2491 priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2492 priv->bcck_in_ch14 = false;
2493 priv->bfsync_processing = false;
2494 priv->CCKPresentAttentuation = 0;
2495 priv->rfa_txpowertrackingindex = 0;
2496 priv->rfc_txpowertrackingindex = 0;
2497 priv->CckPwEnl = 6;
2498 priv->ScanDelay = 50;//for Scan TODO
2499 //added by amy for silent reset
2500 priv->ResetProgress = RESET_TYPE_NORESET;
2501 priv->bForcedSilentReset = 0;
2502 priv->bDisableNormalResetCheck = false;
2503 priv->force_reset = false;
2504 //added by amy for power save
2505 priv->RegRfOff = 0;
2506 priv->ieee80211->RfOffReason = 0;
2507 priv->RFChangeInProgress = false;
2508 priv->bHwRfOffAction = 0;
2509 priv->SetRFPowerStateInProgress = false;
2510 priv->ieee80211->PowerSaveControl.bInactivePs = true;
2511 priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2512 //just for debug
2513 priv->txpower_checkcnt = 0;
2514 priv->thermal_readback_index =0;
2515 priv->txpower_tracking_callback_cnt = 0;
2516 priv->ccktxpower_adjustcnt_ch14 = 0;
2517 priv->ccktxpower_adjustcnt_not_ch14 = 0;
2518
2519 priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2520 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2521 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2522 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2523 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2524 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE;
2525
2526 priv->ieee80211->active_scan = 1;
2527 priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2528 priv->ieee80211->host_encrypt = 1;
2529 priv->ieee80211->host_decrypt = 1;
2530 //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2531 //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2532 priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2533 priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2534 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2535 priv->ieee80211->set_chan = rtl8192_set_chan;
2536 priv->ieee80211->link_change = rtl8192_link_change;
2537 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2538 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2539 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2540 priv->ieee80211->init_wmmparam_flag = 0;
2541 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2542 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2543 priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2544 priv->ieee80211->qos_support = 1;
2545 priv->ieee80211->dot11PowerSaveMode = 0;
2546 //added by WB
2547 // priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2548 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2549 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2550 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2551
2552 priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2553 // priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2554 priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2555 priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2556 //added by david
2557 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2558 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2559 priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2560
2561 //added by amy
2562 priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2563
2564 #ifdef ENABLE_IPS
2565 priv->ieee80211->ieee80211_ips_leave_wq = ieee80211_ips_leave_wq;
2566 priv->ieee80211->ieee80211_ips_leave = ieee80211_ips_leave;
2567 #endif
2568 #ifdef ENABLE_LPS
2569 priv->ieee80211->LeisurePSLeave = LeisurePSLeave;
2570 #endif//ENABL
2571
2572 priv->ieee80211->SetHwRegHandler = rtl8192e_SetHwReg;
2573 priv->ieee80211->rtllib_ap_sec_type = rtl8192e_ap_sec_type;
2574
2575 priv->card_type = USB;
2576 {
2577 priv->ShortRetryLimit = 0x30;
2578 priv->LongRetryLimit = 0x30;
2579 }
2580 priv->EarlyRxThreshold = 7;
2581 priv->enable_gpio0 = 0;
2582
2583 priv->TransmitConfig = 0;
2584
2585 priv->ReceiveConfig = RCR_ADD3 |
2586 RCR_AMF | RCR_ADF | //accept management/data
2587 RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2588 RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC
2589 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2590 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2591
2592 priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |
2593 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |
2594 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |
2595 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2596
2597 priv->AcmControl = 0;
2598 priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware));
2599 if (priv->pFirmware)
2600 memset(priv->pFirmware, 0, sizeof(rt_firmware));
2601
2602 /* rx related queue */
2603 skb_queue_head_init(&priv->rx_queue);
2604 skb_queue_head_init(&priv->skb_queue);
2605
2606 /* Tx related queue */
2607 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2608 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2609 }
2610 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2611 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2612 }
2613 priv->rf_set_chan = rtl8192_phy_SwChnl;
2614 }
2615
2616 //init lock here
2617 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2618 {
2619 spin_lock_init(&priv->tx_lock);
2620 spin_lock_init(&priv->irq_lock);//added by thomas
2621 spin_lock_init(&priv->irq_th_lock);
2622 spin_lock_init(&priv->rf_ps_lock);
2623 spin_lock_init(&priv->ps_lock);
2624 //spin_lock_init(&priv->rf_lock);
2625 sema_init(&priv->wx_sem,1);
2626 sema_init(&priv->rf_sem,1);
2627 mutex_init(&priv->mutex);
2628 }
2629
2630 //init tasklet and wait_queue here. only 2.6 above kernel is considered
2631 #define DRV_NAME "wlan0"
2632 static void rtl8192_init_priv_task(struct net_device* dev)
2633 {
2634 struct r8192_priv *priv = ieee80211_priv(dev);
2635
2636 #ifdef PF_SYNCTHREAD
2637 priv->priv_wq = create_workqueue(DRV_NAME,0);
2638 #else
2639 priv->priv_wq = create_workqueue(DRV_NAME);
2640 #endif
2641
2642 #ifdef ENABLE_IPS
2643 INIT_WORK(&priv->ieee80211->ips_leave_wq, (void*)IPSLeave_wq);
2644 #endif
2645
2646 // INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2647 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2648 // INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2649 INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2650 INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback);
2651 INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback);
2652 INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2653 //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem);
2654 //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem);
2655 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2656 INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2657 INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2658
2659 tasklet_init(&priv->irq_rx_tasklet,
2660 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2661 (unsigned long)priv);
2662 tasklet_init(&priv->irq_tx_tasklet,
2663 (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2664 (unsigned long)priv);
2665 tasklet_init(&priv->irq_prepare_beacon_tasklet,
2666 (void(*)(unsigned long))rtl8192_prepare_beacon,
2667 (unsigned long)priv);
2668 }
2669
2670 static void rtl8192_get_eeprom_size(struct net_device* dev)
2671 {
2672 u16 curCR = 0;
2673 struct r8192_priv *priv = ieee80211_priv(dev);
2674 RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2675 curCR = read_nic_dword(dev, EPROM_CMD);
2676 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2677 //whether need I consider BIT5?
2678 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2679 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2680 }
2681
2682 //used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead.
2683 static inline u16 endian_swap(u16* data)
2684 {
2685 u16 tmp = *data;
2686 *data = (tmp >> 8) | (tmp << 8);
2687 return *data;
2688 }
2689
2690 /*
2691 * Note: Adapter->EEPROMAddressSize should be set before this function call.
2692 * EEPROM address size can be got through GetEEPROMSize8185()
2693 */
2694 static void rtl8192_read_eeprom_info(struct net_device* dev)
2695 {
2696 struct r8192_priv *priv = ieee80211_priv(dev);
2697
2698 u8 tempval;
2699 #ifdef RTL8192E
2700 u8 ICVer8192, ICVer8256;
2701 #endif
2702 u16 i,usValue, IC_Version;
2703 u16 EEPROMId;
2704 #ifdef RTL8190P
2705 u8 offset;//, tmpAFR;
2706 u8 EepromTxPower[100];
2707 #endif
2708 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2709 RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2710
2711
2712 // TODO: I don't know if we need to apply EF function to EEPROM read function
2713
2714 //2 Read EEPROM ID to make sure autoload is success
2715 EEPROMId = eprom_read(dev, 0);
2716 if( EEPROMId != RTL8190_EEPROM_ID )
2717 {
2718 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2719 priv->AutoloadFailFlag=true;
2720 }
2721 else
2722 {
2723 priv->AutoloadFailFlag=false;
2724 }
2725
2726 //
2727 // Assign Chip Version ID
2728 //
2729 // Read IC Version && Channel Plan
2730 if(!priv->AutoloadFailFlag)
2731 {
2732 // VID, PID
2733 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2734 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2735
2736 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2737 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2738 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2739 priv->eeprom_ChannelPlan = usValue&0xff;
2740 IC_Version = ((usValue&0xff00)>>8);
2741
2742 #ifdef RTL8190P
2743 priv->card_8192_version = (VERSION_8190)(IC_Version);
2744 #else
2745 #ifdef RTL8192E
2746 ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2747 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2748 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2749 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2750 if(ICVer8192 == 0x2) //B-cut
2751 {
2752 if(ICVer8256 == 0x5) //E-cut
2753 priv->card_8192_version= VERSION_8190_BE;
2754 }
2755 #endif
2756 #endif
2757 switch(priv->card_8192_version)
2758 {
2759 case VERSION_8190_BD:
2760 case VERSION_8190_BE:
2761 break;
2762 default:
2763 priv->card_8192_version = VERSION_8190_BD;
2764 break;
2765 }
2766 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2767 }
2768 else
2769 {
2770 priv->card_8192_version = VERSION_8190_BD;
2771 priv->eeprom_vid = 0;
2772 priv->eeprom_did = 0;
2773 priv->eeprom_CustomerID = 0;
2774 priv->eeprom_ChannelPlan = 0;
2775 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2776 }
2777
2778 RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2779 RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2780 RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2781
2782 //2 Read Permanent MAC address
2783 if(!priv->AutoloadFailFlag)
2784 {
2785 for(i = 0; i < 6; i += 2)
2786 {
2787 usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2788 *(u16*)(&dev->dev_addr[i]) = usValue;
2789 }
2790 } else {
2791 // when auto load failed, the last address byte set to be a random one.
2792 // added by david woo.2007/11/7
2793 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2794 }
2795
2796 RT_TRACE(COMP_INIT, "Permanent Address = %pM\n", dev->dev_addr);
2797
2798 //2 TX Power Check EEPROM Fail or not
2799 if(priv->card_8192_version > VERSION_8190_BD) {
2800 priv->bTXPowerDataReadFromEEPORM = true;
2801 } else {
2802 priv->bTXPowerDataReadFromEEPORM = false;
2803 }
2804
2805 // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE default=1T2R
2806 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2807
2808 if(priv->card_8192_version > VERSION_8190_BD)
2809 {
2810 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2811 if(!priv->AutoloadFailFlag)
2812 {
2813 tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2814 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0]
2815
2816 if (tempval&0x80) //RF-indication, bit[7]
2817 priv->rf_type = RF_1T2R;
2818 else
2819 priv->rf_type = RF_2T4R;
2820 }
2821 else
2822 {
2823 priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2824 }
2825 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2826 priv->EEPROMLegacyHTTxPowerDiff);
2827
2828 // Read ThermalMeter from EEPROM
2829 if(!priv->AutoloadFailFlag)
2830 {
2831 priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2832 }
2833 else
2834 {
2835 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2836 }
2837 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2838 //vivi, for tx power track
2839 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2840
2841 if(priv->epromtype == EPROM_93c46)
2842 {
2843 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2844 if(!priv->AutoloadFailFlag)
2845 {
2846 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2847 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2848 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2849 }
2850 else
2851 {
2852 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2853 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2854 }
2855 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2856 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2857
2858 //
2859 // Get per-channel Tx Power Level
2860 //
2861 for(i=0; i<14; i+=2)
2862 {
2863 if(!priv->AutoloadFailFlag)
2864 {
2865 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2866 }
2867 else
2868 {
2869 usValue = EEPROM_Default_TxPower;
2870 }
2871 *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2872 RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2873 RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2874 }
2875 for(i=0; i<14; i+=2)
2876 {
2877 if(!priv->AutoloadFailFlag)
2878 {
2879 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2880 }
2881 else
2882 {
2883 usValue = EEPROM_Default_TxPower;
2884 }
2885 *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2886 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2887 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2888 }
2889 }
2890 else if(priv->epromtype== EPROM_93c56)
2891 {
2892 #ifdef RTL8190P
2893 // Read CrystalCap from EEPROM
2894 if(!priv->AutoloadFailFlag)
2895 {
2896 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2897 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2898 }
2899 else
2900 {
2901 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2902 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2903 }
2904 RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2905 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2906
2907 // Get Tx Power Level by Channel
2908 if(!priv->AutoloadFailFlag)
2909 {
2910 // Read Tx power of Channel 1 ~ 14 from EEPROM.
2911 for(i = 0; i < 12; i+=2)
2912 {
2913 if (i <6)
2914 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2915 else
2916 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
2917 usValue = eprom_read(dev, (offset>>1));
2918 *((u16*)(&EepromTxPower[i])) = usValue;
2919 }
2920
2921 for(i = 0; i < 12; i++)
2922 {
2923 if (i <= 2)
2924 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
2925 else if ((i >=3 )&&(i <= 5))
2926 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
2927 else if ((i >=6 )&&(i <= 8))
2928 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
2929 else
2930 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
2931 }
2932 }
2933 else
2934 {
2935 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2936 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2937 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2938
2939 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2940 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2941 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2942
2943 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2944 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2945 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2946
2947 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2948 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2949 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2950 }
2951 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
2952 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
2953 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
2954 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
2955 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
2956 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
2957 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
2958 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
2959 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
2960 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
2961 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
2962 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
2963 #endif
2964
2965 }
2966 //
2967 // Update HAL variables.
2968 //
2969 if(priv->epromtype == EPROM_93c46)
2970 {
2971 for(i=0; i<14; i++)
2972 {
2973 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
2974 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
2975 }
2976 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2977 // Antenna B gain offset to antenna A, bit0~3
2978 priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
2979 // Antenna C gain offset to antenna A, bit4~7
2980 priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
2981 // Antenna D gain offset to antenna A, bit8~11
2982 priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
2983 // CrystalCap, bit12~15
2984 priv->CrystalCap = priv->EEPROMCrystalCap;
2985 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2986 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
2987 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
2988 }
2989 else if(priv->epromtype == EPROM_93c56)
2990 {
2991 //char cck_pwr_diff_a=0, cck_pwr_diff_c=0;
2992
2993 //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
2994 //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
2995 for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level.
2996 {
2997 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0];
2998 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
2999 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0];
3000 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
3001 }
3002 for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level
3003 {
3004 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1];
3005 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
3006 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1];
3007 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
3008 }
3009 for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level
3010 {
3011 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2];
3012 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
3013 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2];
3014 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
3015 }
3016 for(i=0; i<14; i++)
3017 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
3018 for(i=0; i<14; i++)
3019 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
3020 for(i=0; i<14; i++)
3021 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
3022 for(i=0; i<14; i++)
3023 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
3024 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3025 priv->AntennaTxPwDiff[0] = 0;
3026 priv->AntennaTxPwDiff[1] = 0;
3027 priv->AntennaTxPwDiff[2] = 0;
3028 priv->CrystalCap = priv->EEPROMCrystalCap;
3029 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3030 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3031 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3032 }
3033 }
3034
3035 if(priv->rf_type == RF_1T2R)
3036 {
3037 RT_TRACE(COMP_INIT, "\n1T2R config\n");
3038 }
3039 else if (priv->rf_type == RF_2T4R)
3040 {
3041 RT_TRACE(COMP_INIT, "\n2T4R config\n");
3042 }
3043
3044 // 2008/01/16 MH We can only know RF type in the function. So we have to init
3045 // DIG RATR table again.
3046 init_rate_adaptive(dev);
3047
3048 //1 Make a copy for following variables and we can change them if we want
3049
3050 priv->rf_chip= RF_8256;
3051
3052 if(priv->RegChannelPlan == 0xf)
3053 {
3054 priv->ChannelPlan = priv->eeprom_ChannelPlan;
3055 }
3056 else
3057 {
3058 priv->ChannelPlan = priv->RegChannelPlan;
3059 }
3060
3061 //
3062 // Used PID and DID to Set CustomerID
3063 //
3064 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 )
3065 {
3066 priv->CustomerID = RT_CID_DLINK;
3067 }
3068
3069 switch(priv->eeprom_CustomerID)
3070 {
3071 case EEPROM_CID_DEFAULT:
3072 priv->CustomerID = RT_CID_DEFAULT;
3073 break;
3074 case EEPROM_CID_CAMEO:
3075 priv->CustomerID = RT_CID_819x_CAMEO;
3076 break;
3077 case EEPROM_CID_RUNTOP:
3078 priv->CustomerID = RT_CID_819x_RUNTOP;
3079 break;
3080 case EEPROM_CID_NetCore:
3081 priv->CustomerID = RT_CID_819x_Netcore;
3082 break;
3083 case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31
3084 priv->CustomerID = RT_CID_TOSHIBA;
3085 if(priv->eeprom_ChannelPlan&0x80)
3086 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
3087 else
3088 priv->ChannelPlan = 0x0;
3089 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
3090 priv->ChannelPlan);
3091 break;
3092 case EEPROM_CID_Nettronix:
3093 priv->ScanDelay = 100; //cosa add for scan
3094 priv->CustomerID = RT_CID_Nettronix;
3095 break;
3096 case EEPROM_CID_Pronet:
3097 priv->CustomerID = RT_CID_PRONET;
3098 break;
3099 case EEPROM_CID_DLINK:
3100 priv->CustomerID = RT_CID_DLINK;
3101 break;
3102
3103 case EEPROM_CID_WHQL:
3104 //Adapter->bInHctTest = TRUE;//do not supported
3105
3106 //priv->bSupportTurboMode = FALSE;
3107 //priv->bAutoTurboBy8186 = FALSE;
3108
3109 //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
3110 //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
3111 //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
3112
3113 break;
3114 default:
3115 // value from RegCustomerID
3116 break;
3117 }
3118
3119 //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
3120 if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
3121 priv->ChannelPlan = 0; //FCC
3122
3123 switch(priv->CustomerID)
3124 {
3125 case RT_CID_DEFAULT:
3126 #ifdef RTL8190P
3127 priv->LedStrategy = HW_LED;
3128 #else
3129 #ifdef RTL8192E
3130 priv->LedStrategy = SW_LED_MODE1;
3131 #endif
3132 #endif
3133 break;
3134
3135 case RT_CID_819x_CAMEO:
3136 priv->LedStrategy = SW_LED_MODE2;
3137 break;
3138
3139 case RT_CID_819x_RUNTOP:
3140 priv->LedStrategy = SW_LED_MODE3;
3141 break;
3142
3143 case RT_CID_819x_Netcore:
3144 priv->LedStrategy = SW_LED_MODE4;
3145 break;
3146
3147 case RT_CID_Nettronix:
3148 priv->LedStrategy = SW_LED_MODE5;
3149 break;
3150
3151 case RT_CID_PRONET:
3152 priv->LedStrategy = SW_LED_MODE6;
3153 break;
3154
3155 case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31
3156 // Do nothing.
3157 //break;
3158
3159 default:
3160 #ifdef RTL8190P
3161 priv->LedStrategy = HW_LED;
3162 #else
3163 #ifdef RTL8192E
3164 priv->LedStrategy = SW_LED_MODE1;
3165 #endif
3166 #endif
3167 break;
3168 }
3169
3170
3171 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
3172 priv->ieee80211->bSupportRemoteWakeUp = true;
3173 else
3174 priv->ieee80211->bSupportRemoteWakeUp = false;
3175
3176
3177 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
3178 RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
3179 RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
3180 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
3181
3182 return ;
3183 }
3184
3185
3186 static short rtl8192_get_channel_map(struct net_device * dev)
3187 {
3188 struct r8192_priv *priv = ieee80211_priv(dev);
3189 #ifdef ENABLE_DOT11D
3190 if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
3191 printk("rtl8180_init:Error channel plan! Set to default.\n");
3192 priv->ChannelPlan= 0;
3193 }
3194 RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
3195
3196 rtl819x_set_channel_map(priv->ChannelPlan, priv);
3197 #else
3198 int ch,i;
3199 //Set Default Channel Plan
3200 if(!channels){
3201 DMESG("No channels, aborting");
3202 return -1;
3203 }
3204 ch=channels;
3205 priv->ChannelPlan= 0;//hikaru
3206 // set channels 1..14 allowed in given locale
3207 for (i=1; i<=14; i++) {
3208 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
3209 ch >>= 1;
3210 }
3211 #endif
3212 return 0;
3213 }
3214
3215 static short rtl8192_init(struct net_device *dev)
3216 {
3217 struct r8192_priv *priv = ieee80211_priv(dev);
3218 memset(&(priv->stats),0,sizeof(struct Stats));
3219 rtl8192_init_priv_variable(dev);
3220 rtl8192_init_priv_lock(priv);
3221 rtl8192_init_priv_task(dev);
3222 rtl8192_get_eeprom_size(dev);
3223 rtl8192_read_eeprom_info(dev);
3224 rtl8192_get_channel_map(dev);
3225 init_hal_dm(dev);
3226 init_timer(&priv->watch_dog_timer);
3227 priv->watch_dog_timer.data = (unsigned long)dev;
3228 priv->watch_dog_timer.function = watch_dog_timer_callback;
3229 #if defined(IRQF_SHARED)
3230 if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){
3231 #else
3232 if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){
3233 #endif
3234 printk("Error allocating IRQ %d",dev->irq);
3235 return -1;
3236 }else{
3237 priv->irq=dev->irq;
3238 printk("IRQ %d",dev->irq);
3239 }
3240 if(rtl8192_pci_initdescring(dev)!=0){
3241 printk("Endopoints initialization failed");
3242 return -1;
3243 }
3244
3245 //rtl8192_rx_enable(dev);
3246 //rtl8192_adapter_start(dev);
3247 return 0;
3248 }
3249
3250 /******************************************************************************
3251 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
3252 * not to do all the hw config as its name says
3253 * input: net_device dev
3254 * output: none
3255 * return: none
3256 * notice: This part need to modified according to the rate set we filtered
3257 * ****************************************************************************/
3258 static void rtl8192_hwconfig(struct net_device* dev)
3259 {
3260 u32 regRATR = 0, regRRSR = 0;
3261 u8 regBwOpMode = 0, regTmp = 0;
3262 struct r8192_priv *priv = ieee80211_priv(dev);
3263
3264 // Set RRSR, RATR, and BW_OPMODE registers
3265 //
3266 switch(priv->ieee80211->mode)
3267 {
3268 case WIRELESS_MODE_B:
3269 regBwOpMode = BW_OPMODE_20MHZ;
3270 regRATR = RATE_ALL_CCK;
3271 regRRSR = RATE_ALL_CCK;
3272 break;
3273 case WIRELESS_MODE_A:
3274 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
3275 regRATR = RATE_ALL_OFDM_AG;
3276 regRRSR = RATE_ALL_OFDM_AG;
3277 break;
3278 case WIRELESS_MODE_G:
3279 regBwOpMode = BW_OPMODE_20MHZ;
3280 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3281 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3282 break;
3283 case WIRELESS_MODE_AUTO:
3284 case WIRELESS_MODE_N_24G:
3285 // It support CCK rate by default.
3286 // CCK rate will be filtered out only when associated AP does not support it.
3287 regBwOpMode = BW_OPMODE_20MHZ;
3288 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3289 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3290 break;
3291 case WIRELESS_MODE_N_5G:
3292 regBwOpMode = BW_OPMODE_5G;
3293 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3294 regRRSR = RATE_ALL_OFDM_AG;
3295 break;
3296 }
3297
3298 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
3299 {
3300 u32 ratr_value = 0;
3301 ratr_value = regRATR;
3302 if (priv->rf_type == RF_1T2R)
3303 {
3304 ratr_value &= ~(RATE_ALL_OFDM_2SS);
3305 }
3306 write_nic_dword(dev, RATR0, ratr_value);
3307 write_nic_byte(dev, UFWP, 1);
3308 }
3309 regTmp = read_nic_byte(dev, 0x313);
3310 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
3311 write_nic_dword(dev, RRSR, regRRSR);
3312
3313 //
3314 // Set Retry Limit here
3315 //
3316 write_nic_word(dev, RETRY_LIMIT,
3317 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
3318 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
3319 // Set Contention Window here
3320
3321 // Set Tx AGC
3322
3323 // Set Tx Antenna including Feedback control
3324
3325 // Set Auto Rate fallback control
3326
3327
3328 }
3329
3330
3331 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
3332 {
3333 struct r8192_priv *priv = ieee80211_priv(dev);
3334 // struct ieee80211_device *ieee = priv->ieee80211;
3335 u32 ulRegRead;
3336 RT_STATUS rtStatus = RT_STATUS_SUCCESS;
3337 // static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG;
3338 // static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG;
3339 //u8 eRFPath;
3340 u8 tmpvalue;
3341 #ifdef RTL8192E
3342 u8 ICVersion,SwitchingRegulatorOutput;
3343 #endif
3344 bool bfirmwareok = true;
3345 #ifdef RTL8190P
3346 u8 ucRegRead;
3347 #endif
3348 u32 tmpRegA, tmpRegC, TempCCk;
3349 int i =0;
3350 // u32 dwRegRead = 0;
3351
3352 RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
3353 priv->being_init_adapter = true;
3354 rtl8192_pci_resetdescring(dev);
3355 // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
3356 priv->Rf_Mode = RF_OP_By_SW_3wire;
3357 #ifdef RTL8192E
3358 //dPLL on
3359 if(priv->ResetProgress == RESET_TYPE_NORESET)
3360 {
3361 write_nic_byte(dev, ANAPAR, 0x37);
3362 // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
3363 // Joseph increae the time to prevent firmware download fail
3364 mdelay(500);
3365 }
3366 #endif
3367 //PlatformSleepUs(10000);
3368 // For any kind of InitializeAdapter process, we shall use system now!!
3369 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
3370
3371 // Set to eRfoff in order not to count receive count.
3372 if(priv->RegRfOff == TRUE)
3373 priv->ieee80211->eRFPowerState = eRfOff;
3374
3375 //
3376 //3 //Config CPUReset Register
3377 //3//
3378 //3 Firmware Reset Or Not
3379 ulRegRead = read_nic_dword(dev, CPU_GEN);
3380 if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
3381 { //called from MPInitialized. do nothing
3382 ulRegRead |= CPU_GEN_SYSTEM_RESET;
3383 }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
3384 ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset
3385 else
3386 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status);
3387
3388 #ifdef RTL8190P
3389 //2008.06.03, for WOL 90 hw bug
3390 ulRegRead &= (~(CPU_GEN_GPIO_UART));
3391 #endif
3392
3393 write_nic_dword(dev, CPU_GEN, ulRegRead);
3394 //mdelay(100);
3395
3396 #ifdef RTL8192E
3397
3398 //3//
3399 //3 //Fix the issue of E-cut high temperature issue
3400 //3//
3401 // TODO: E cut only
3402 ICVersion = read_nic_byte(dev, IC_VERRSION);
3403 if(ICVersion >= 0x4) //E-cut only
3404 {
3405 // HW SD suggest that we should not wirte this register too often, so driver
3406 // should readback this register. This register will be modified only when
3407 // power on reset
3408 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
3409 if(SwitchingRegulatorOutput != 0xb8)
3410 {
3411 write_nic_byte(dev, SWREGULATOR, 0xa8);
3412 mdelay(1);
3413 write_nic_byte(dev, SWREGULATOR, 0xb8);
3414 }
3415 }
3416 #endif
3417
3418
3419 //3//
3420 //3// Initialize BB before MAC
3421 //3//
3422 RT_TRACE(COMP_INIT, "BB Config Start!\n");
3423 rtStatus = rtl8192_BBConfig(dev);
3424 if(rtStatus != RT_STATUS_SUCCESS)
3425 {
3426 RT_TRACE(COMP_ERR, "BB Config failed\n");
3427 return rtStatus;
3428 }
3429 RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3430
3431 //3//Set Loopback mode or Normal mode
3432 //3//
3433 //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3434 // because setting of System_Reset bit reset MAC to default transmission mode.
3435 //Loopback mode or not
3436 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3437 //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3438 if(priv->ResetProgress == RESET_TYPE_NORESET)
3439 {
3440 ulRegRead = read_nic_dword(dev, CPU_GEN);
3441 if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3442 {
3443 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3444 }
3445 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3446 {
3447 ulRegRead |= CPU_CCK_LOOPBACK;
3448 }
3449 else
3450 {
3451 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3452 }
3453
3454 //2008.06.03, for WOL
3455 //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3456 write_nic_dword(dev, CPU_GEN, ulRegRead);
3457
3458 // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3459 udelay(500);
3460 }
3461 //3Set Hardware(Do nothing now)
3462 rtl8192_hwconfig(dev);
3463 //2=======================================================
3464 // Common Setting for all of the FPGA platform. (part 1)
3465 //2=======================================================
3466 // If there is changes, please make sure it applies to all of the FPGA version
3467 //3 Turn on Tx/Rx
3468 write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3469
3470 //2Set Tx dma burst
3471 #ifdef RTL8190P
3472 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
3473 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) |
3474 (1<<MULRW_SHIFT)));
3475 #else
3476 #ifdef RTL8192E
3477 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |
3478 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3479 #endif
3480 #endif
3481 //set IDR0 here
3482 write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3483 write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3484 //set RCR
3485 write_nic_dword(dev, RCR, priv->ReceiveConfig);
3486
3487 //3 Initialize Number of Reserved Pages in Firmware Queue
3488 #ifdef TO_DO_LIST
3489 if(priv->bInHctTest)
3490 {
3491 PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
3492 NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
3493 NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
3494 NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3495 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3496 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW|
3497 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
3498 NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3499 }
3500 else
3501 #endif
3502 {
3503 write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
3504 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
3505 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
3506 NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3507 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3508 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW|
3509 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|
3510 NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3511 }
3512
3513 rtl8192_tx_enable(dev);
3514 rtl8192_rx_enable(dev);
3515 //3Set Response Rate Setting Register
3516 // CCK rate is supported by default.
3517 // CCK rate will be filtered out only when associated AP does not support it.
3518 ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3519 write_nic_dword(dev, RRSR, ulRegRead);
3520 write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3521
3522 //2Set AckTimeout
3523 // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3524 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3525
3526 //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3527 if(priv->ResetProgress == RESET_TYPE_NORESET)
3528 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3529 //-----------------------------------------------------------------------------
3530 // Set up security related. 070106, by rcnjko:
3531 // 1. Clear all H/W keys.
3532 // 2. Enable H/W encryption/decryption.
3533 //-----------------------------------------------------------------------------
3534 CamResetAllEntry(dev);
3535 {
3536 u8 SECR_value = 0x0;
3537 SECR_value |= SCR_TxEncEnable;
3538 SECR_value |= SCR_RxDecEnable;
3539 SECR_value |= SCR_NoSKMC;
3540 write_nic_byte(dev, SECR, SECR_value);
3541 }
3542 //3Beacon related
3543 write_nic_word(dev, ATIMWND, 2);
3544 write_nic_word(dev, BCN_INTERVAL, 100);
3545 for (i=0; i<QOS_QUEUE_NUM; i++)
3546 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3547 //
3548 // Switching regulator controller: This is set temporarily.
3549 // It's not sure if this can be removed in the future.
3550 // PJ advised to leave it by default.
3551 //
3552 write_nic_byte(dev, 0xbe, 0xc0);
3553
3554 //2=======================================================
3555 // Set PHY related configuration defined in MAC register bank
3556 //2=======================================================
3557 rtl8192_phy_configmac(dev);
3558
3559 if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3560 rtl8192_phy_getTxPower(dev);
3561 rtl8192_phy_setTxPower(dev, priv->chan);
3562 }
3563
3564 //if D or C cut
3565 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3566 priv->IC_Cut = tmpvalue;
3567 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3568 if(priv->IC_Cut >= IC_VersionCut_D)
3569 {
3570 //pHalData->bDcut = TRUE;
3571 if(priv->IC_Cut == IC_VersionCut_D)
3572 RT_TRACE(COMP_INIT, "D-cut\n");
3573 if(priv->IC_Cut == IC_VersionCut_E)
3574 {
3575 RT_TRACE(COMP_INIT, "E-cut\n");
3576 // HW SD suggest that we should not wirte this register too often, so driver
3577 // should readback this register. This register will be modified only when
3578 // power on reset
3579 }
3580 }
3581 else
3582 {
3583 //pHalData->bDcut = FALSE;
3584 RT_TRACE(COMP_INIT, "Before C-cut\n");
3585 }
3586
3587 #if 1
3588 //Firmware download
3589 RT_TRACE(COMP_INIT, "Load Firmware!\n");
3590 bfirmwareok = init_firmware(dev);
3591 if(bfirmwareok != true) {
3592 rtStatus = RT_STATUS_FAILURE;
3593 return rtStatus;
3594 }
3595 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3596 #endif
3597 //RF config
3598 if(priv->ResetProgress == RESET_TYPE_NORESET)
3599 {
3600 RT_TRACE(COMP_INIT, "RF Config Started!\n");
3601 rtStatus = rtl8192_phy_RFConfig(dev);
3602 if(rtStatus != RT_STATUS_SUCCESS)
3603 {
3604 RT_TRACE(COMP_ERR, "RF Config failed\n");
3605 return rtStatus;
3606 }
3607 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3608 }
3609 rtl8192_phy_updateInitGain(dev);
3610
3611 /*---- Set CCK and OFDM Block "ON"----*/
3612 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3613 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3614
3615 #ifdef RTL8192E
3616 //Enable Led
3617 write_nic_byte(dev, 0x87, 0x0);
3618 #endif
3619 #ifdef RTL8190P
3620 //2008.06.03, for WOL
3621 ucRegRead = read_nic_byte(dev, GPE);
3622 ucRegRead |= BIT0;
3623 write_nic_byte(dev, GPE, ucRegRead);
3624
3625 ucRegRead = read_nic_byte(dev, GPO);
3626 ucRegRead &= ~BIT0;
3627 write_nic_byte(dev, GPO, ucRegRead);
3628 #endif
3629
3630 //2=======================================================
3631 // RF Power Save
3632 //2=======================================================
3633 #ifdef ENABLE_IPS
3634
3635 {
3636 if(priv->RegRfOff == TRUE)
3637 { // User disable RF via registry.
3638 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__);
3639 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW);
3640 #if 0//cosa, ask SD3 willis and he doesn't know what is this for
3641 // Those action will be discard in MgntActSet_RF_State because off the same state
3642 for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++)
3643 PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0);
3644 #endif
3645 }
3646 else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3647 { // H/W or S/W RF OFF before sleep.
3648 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3649 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3650 }
3651 else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3652 { // H/W or S/W RF OFF before sleep.
3653 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3654 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3655 }
3656 else
3657 {
3658 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3659 priv->ieee80211->eRFPowerState = eRfOn;
3660 priv->ieee80211->RfOffReason = 0;
3661 //DrvIFIndicateCurrentPhyStatus(Adapter);
3662 // LED control
3663 //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3664
3665 //
3666 // If inactive power mode is enabled, disable rf while in disconnected state.
3667 // But we should still tell upper layer we are in rf on state.
3668 // 2007.07.16, by shien chang.
3669 //
3670 //if(!Adapter->bInHctTest)
3671 //IPSEnter(Adapter);
3672
3673 }
3674 }
3675 #endif
3676 if(1){
3677 #ifdef RTL8192E
3678 // We can force firmware to do RF-R/W
3679 if(priv->ieee80211->FwRWRF)
3680 priv->Rf_Mode = RF_OP_By_FW;
3681 else
3682 priv->Rf_Mode = RF_OP_By_SW_3wire;
3683 #else
3684 priv->Rf_Mode = RF_OP_By_SW_3wire;
3685 #endif
3686 }
3687 #ifdef RTL8190P
3688 if(priv->ResetProgress == RESET_TYPE_NORESET)
3689 {
3690 dm_initialize_txpower_tracking(dev);
3691
3692 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3693 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3694
3695 if(priv->rf_type == RF_2T4R){
3696 for(i = 0; i<TxBBGainTableLength; i++)
3697 {
3698 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3699 {
3700 priv->rfa_txpowertrackingindex= (u8)i;
3701 priv->rfa_txpowertrackingindex_real= (u8)i;
3702 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3703 break;
3704 }
3705 }
3706 }
3707 for(i = 0; i<TxBBGainTableLength; i++)
3708 {
3709 if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3710 {
3711 priv->rfc_txpowertrackingindex= (u8)i;
3712 priv->rfc_txpowertrackingindex_real= (u8)i;
3713 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3714 break;
3715 }
3716 }
3717 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3718
3719 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3720 {
3721 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3722 {
3723 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3724 break;
3725 }
3726 }
3727 priv->CCKPresentAttentuation_40Mdefault = 0;
3728 priv->CCKPresentAttentuation_difference = 0;
3729 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3730 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3731 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3732 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3733 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3734 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3735 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3736 }
3737 #else
3738 #ifdef RTL8192E
3739 if(priv->ResetProgress == RESET_TYPE_NORESET)
3740 {
3741 dm_initialize_txpower_tracking(dev);
3742
3743 if(priv->IC_Cut >= IC_VersionCut_D)
3744 {
3745 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3746 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3747 for(i = 0; i<TxBBGainTableLength; i++)
3748 {
3749 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3750 {
3751 priv->rfa_txpowertrackingindex= (u8)i;
3752 priv->rfa_txpowertrackingindex_real= (u8)i;
3753 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3754 break;
3755 }
3756 }
3757
3758 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3759
3760 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3761 {
3762 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3763 {
3764 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3765 break;
3766 }
3767 }
3768 priv->CCKPresentAttentuation_40Mdefault = 0;
3769 priv->CCKPresentAttentuation_difference = 0;
3770 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3771 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3772 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3773 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3774 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3775 priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3776 }
3777 }
3778 #endif
3779 #endif
3780 rtl8192_irq_enable(dev);
3781 priv->being_init_adapter = false;
3782 return rtStatus;
3783
3784 }
3785
3786 static void rtl8192_prepare_beacon(struct r8192_priv *priv)
3787 {
3788 struct sk_buff *skb;
3789 //unsigned long flags;
3790 cb_desc *tcb_desc;
3791
3792 skb = ieee80211_get_beacon(priv->ieee80211);
3793 tcb_desc = (cb_desc *)(skb->cb + 8);
3794 //printk("===========> %s\n", __FUNCTION__);
3795 //spin_lock_irqsave(&priv->tx_lock,flags);
3796 /* prepare misc info for the beacon xmit */
3797 tcb_desc->queue_index = BEACON_QUEUE;
3798 /* IBSS does not support HT yet, use 1M defaultly */
3799 tcb_desc->data_rate = 2;
3800 tcb_desc->RATRIndex = 7;
3801 tcb_desc->bTxDisableRateFallBack = 1;
3802 tcb_desc->bTxUseDriverAssingedRate = 1;
3803
3804 skb_push(skb, priv->ieee80211->tx_headroom);
3805 if(skb){
3806 rtl8192_tx(priv->ieee80211->dev,skb);
3807 }
3808 //spin_unlock_irqrestore (&priv->tx_lock, flags);
3809 }
3810
3811
3812 /* this configures registers for beacon tx and enables it via
3813 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3814 * be used to stop beacon transmission
3815 */
3816 static void rtl8192_start_beacon(struct net_device *dev)
3817 {
3818 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3819 struct ieee80211_network *net = &priv->ieee80211->current_network;
3820 u16 BcnTimeCfg = 0;
3821 u16 BcnCW = 6;
3822 u16 BcnIFS = 0xf;
3823
3824 DMESG("Enabling beacon TX");
3825 //rtl8192_prepare_beacon(dev);
3826 rtl8192_irq_disable(dev);
3827 //rtl8192_beacon_tx_enable(dev);
3828
3829 /* ATIM window */
3830 write_nic_word(dev, ATIMWND, 2);
3831
3832 /* Beacon interval (in unit of TU) */
3833 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3834
3835 /*
3836 * DrvErlyInt (in unit of TU).
3837 * (Time to send interrupt to notify driver to c
3838 * hange beacon content)
3839 * */
3840 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3841
3842 /*
3843 * BcnDMATIM(in unit of us).
3844 * Indicates the time before TBTT to perform beacon queue DMA
3845 * */
3846 write_nic_word(dev, BCN_DMATIME, 256);
3847
3848 /*
3849 * Force beacon frame transmission even after receiving
3850 * beacon frame from other ad hoc STA
3851 * */
3852 write_nic_byte(dev, BCN_ERR_THRESH, 100);
3853
3854 /* Set CW and IFS */
3855 BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3856 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3857 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3858
3859
3860 /* enable the interrupt for ad-hoc process */
3861 rtl8192_irq_enable(dev);
3862 }
3863 /***************************************************************************
3864 -------------------------------NET STUFF---------------------------
3865 ***************************************************************************/
3866
3867
3868
3869 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3870 {
3871 u16 RegTxCounter = read_nic_word(dev, 0x128);
3872 struct r8192_priv *priv = ieee80211_priv(dev);
3873 bool bStuck = FALSE;
3874 RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3875 if(priv->TxCounter==RegTxCounter)
3876 bStuck = TRUE;
3877
3878 priv->TxCounter = RegTxCounter;
3879
3880 return bStuck;
3881 }
3882
3883 /*
3884 * <Assumption: RT_TX_SPINLOCK is acquired.>
3885 * First added: 2006.11.19 by emily
3886 */
3887 static RESET_TYPE
3888 TxCheckStuck(struct net_device *dev)
3889 {
3890 struct r8192_priv *priv = ieee80211_priv(dev);
3891 u8 QueueID;
3892 ptx_ring head=NULL,tail=NULL,txring = NULL;
3893 u8 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3894 bool bCheckFwTxCnt = false;
3895 //unsigned long flags;
3896
3897 //
3898 // Decide Stuch threshold according to current power save mode
3899 //
3900 //printk("++++++++++++>%s()\n",__FUNCTION__);
3901 switch (priv->ieee80211->dot11PowerSaveMode)
3902 {
3903 // The threshold value may required to be adjusted .
3904 case eActive: // Active/Continuous access.
3905 ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
3906 break;
3907 case eMaxPs: // Max power save mode.
3908 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3909 break;
3910 case eFastPs: // Fast power save mode.
3911 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3912 break;
3913 }
3914
3915 //
3916 // Check whether specific tcb has been queued for a specific time
3917 //
3918 for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++)
3919 {
3920
3921
3922 if(QueueID == TXCMD_QUEUE)
3923 continue;
3924
3925 switch(QueueID) {
3926 case MGNT_QUEUE:
3927 tail=priv->txmapringtail;
3928 head=priv->txmapringhead;
3929 break;
3930
3931 case BK_QUEUE:
3932 tail=priv->txbkpringtail;
3933 head=priv->txbkpringhead;
3934 break;
3935
3936 case BE_QUEUE:
3937 tail=priv->txbepringtail;
3938 head=priv->txbepringhead;
3939 break;
3940
3941 case VI_QUEUE:
3942 tail=priv->txvipringtail;
3943 head=priv->txvipringhead;
3944 break;
3945
3946 case VO_QUEUE:
3947 tail=priv->txvopringtail;
3948 head=priv->txvopringhead;
3949 break;
3950
3951 default:
3952 tail=head=NULL;
3953 break;
3954 }
3955
3956 if(tail == head)
3957 continue;
3958 else
3959 {
3960 txring = head;
3961 if(txring == NULL)
3962 {
3963 RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__);
3964 continue;
3965 }
3966 txring->nStuckCount++;
3967 bCheckFwTxCnt = TRUE;
3968 }
3969 }
3970 #if 1
3971 if(bCheckFwTxCnt)
3972 {
3973 if(HalTxCheckStuck8190Pci(dev))
3974 {
3975 RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
3976 return RESET_TYPE_SILENT;
3977 }
3978 }
3979 #endif
3980 return RESET_TYPE_NORESET;
3981 }
3982
3983
3984 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
3985 {
3986 struct r8192_priv *priv = ieee80211_priv(dev);
3987 u16 RegRxCounter = read_nic_word(dev, 0x130);
3988 bool bStuck = FALSE;
3989 static u8 rx_chk_cnt = 0;
3990 RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
3991 // If rssi is small, we should check rx for long time because of bad rx.
3992 // or maybe it will continuous silent reset every 2 seconds.
3993 rx_chk_cnt++;
3994 if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
3995 {
3996 rx_chk_cnt = 0; //high rssi, check rx stuck right now.
3997 }
3998 else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
3999 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
4000 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
4001
4002 {
4003 if(rx_chk_cnt < 2)
4004 {
4005 return bStuck;
4006 }
4007 else
4008 {
4009 rx_chk_cnt = 0;
4010 }
4011 }
4012 else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
4013 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
4014 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
4015 {
4016 if(rx_chk_cnt < 4)
4017 {
4018 //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4019 return bStuck;
4020 }
4021 else
4022 {
4023 rx_chk_cnt = 0;
4024 //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4025 }
4026 }
4027 else
4028 {
4029 if(rx_chk_cnt < 8)
4030 {
4031 //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI);
4032 return bStuck;
4033 }
4034 else
4035 {
4036 rx_chk_cnt = 0;
4037 //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI);
4038 }
4039 }
4040 if(priv->RxCounter==RegRxCounter)
4041 bStuck = TRUE;
4042
4043 priv->RxCounter = RegRxCounter;
4044
4045 return bStuck;
4046 }
4047
4048 static RESET_TYPE RxCheckStuck(struct net_device *dev)
4049 {
4050
4051 if(HalRxCheckStuck8190Pci(dev))
4052 {
4053 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
4054 return RESET_TYPE_SILENT;
4055 }
4056
4057 return RESET_TYPE_NORESET;
4058 }
4059
4060 static RESET_TYPE
4061 rtl819x_ifcheck_resetornot(struct net_device *dev)
4062 {
4063 struct r8192_priv *priv = ieee80211_priv(dev);
4064 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
4065 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
4066 RT_RF_POWER_STATE rfState;
4067
4068 rfState = priv->ieee80211->eRFPowerState;
4069
4070 TxResetType = TxCheckStuck(dev);
4071 #if 1
4072 if( rfState != eRfOff &&
4073 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
4074 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
4075 {
4076 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
4077 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
4078 // if driver is in firmware download failure status, driver should initialize RF in the following
4079 // silent reset procedure Emily, 2008.01.21
4080
4081 // Driver should not check RX stuck in IBSS mode because it is required to
4082 // set Check BSSID in order to send beacon, however, if check BSSID is
4083 // set, STA cannot hear any packet a all. Emily, 2008.04.12
4084 RxResetType = RxCheckStuck(dev);
4085 }
4086 #endif
4087
4088 RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
4089 if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
4090 return RESET_TYPE_NORMAL;
4091 else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
4092 return RESET_TYPE_SILENT;
4093 else
4094 return RESET_TYPE_NORESET;
4095
4096 }
4097
4098
4099 static void CamRestoreAllEntry(struct net_device *dev)
4100 {
4101 u8 EntryId = 0;
4102 struct r8192_priv *priv = ieee80211_priv(dev);
4103 const u8* MacAddr = priv->ieee80211->current_network.bssid;
4104
4105 static const u8 CAM_CONST_ADDR[4][6] = {
4106 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
4107 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
4108 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
4109 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
4110 static const u8 CAM_CONST_BROAD[] =
4111 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4112
4113 RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
4114
4115
4116 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
4117 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
4118 {
4119
4120 for(EntryId=0; EntryId<4; EntryId++)
4121 {
4122 {
4123 MacAddr = CAM_CONST_ADDR[EntryId];
4124 setKey(dev,
4125 EntryId ,
4126 EntryId,
4127 priv->ieee80211->pairwise_key_type,
4128 MacAddr,
4129 0,
4130 NULL);
4131 }
4132 }
4133
4134 }
4135 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
4136 {
4137
4138 {
4139 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4140 setKey(dev,
4141 4,
4142 0,
4143 priv->ieee80211->pairwise_key_type,
4144 (u8*)dev->dev_addr,
4145 0,
4146 NULL);
4147 else
4148 setKey(dev,
4149 4,
4150 0,
4151 priv->ieee80211->pairwise_key_type,
4152 MacAddr,
4153 0,
4154 NULL);
4155 }
4156 }
4157 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
4158 {
4159
4160 {
4161 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4162 setKey(dev,
4163 4,
4164 0,
4165 priv->ieee80211->pairwise_key_type,
4166 (u8*)dev->dev_addr,
4167 0,
4168 NULL);
4169 else
4170 setKey(dev,
4171 4,
4172 0,
4173 priv->ieee80211->pairwise_key_type,
4174 MacAddr,
4175 0,
4176 NULL);
4177 }
4178 }
4179
4180
4181
4182 if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
4183 {
4184 MacAddr = CAM_CONST_BROAD;
4185 for(EntryId=1 ; EntryId<4 ; EntryId++)
4186 {
4187 {
4188 setKey(dev,
4189 EntryId,
4190 EntryId,
4191 priv->ieee80211->group_key_type,
4192 MacAddr,
4193 0,
4194 NULL);
4195 }
4196 }
4197 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4198 setKey(dev,
4199 0,
4200 0,
4201 priv->ieee80211->group_key_type,
4202 CAM_CONST_ADDR[0],
4203 0,
4204 NULL);
4205 }
4206 else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
4207 {
4208 MacAddr = CAM_CONST_BROAD;
4209 for(EntryId=1; EntryId<4 ; EntryId++)
4210 {
4211 {
4212 setKey(dev,
4213 EntryId ,
4214 EntryId,
4215 priv->ieee80211->group_key_type,
4216 MacAddr,
4217 0,
4218 NULL);
4219 }
4220 }
4221
4222 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4223 setKey(dev,
4224 0 ,
4225 0,
4226 priv->ieee80211->group_key_type,
4227 CAM_CONST_ADDR[0],
4228 0,
4229 NULL);
4230 }
4231 }
4232
4233 void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
4234 int _rtl8192_up(struct net_device *dev);
4235
4236 /*
4237 * This function is used to fix Tx/Rx stop bug temporarily.
4238 * This function will do "system reset" to NIC when Tx or Rx is stuck.
4239 * The method checking Tx/Rx stuck of this function is supported by FW,
4240 * which reports Tx and Rx counter to register 0x128 and 0x130.
4241 * */
4242 static void rtl819x_ifsilentreset(struct net_device *dev)
4243 {
4244 struct r8192_priv *priv = ieee80211_priv(dev);
4245 u8 reset_times = 0;
4246 int reset_status = 0;
4247 struct ieee80211_device *ieee = priv->ieee80211;
4248
4249
4250 return;
4251
4252 // 2007.07.20. If we need to check CCK stop, please uncomment this line.
4253 //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
4254
4255 if(priv->ResetProgress==RESET_TYPE_NORESET)
4256 {
4257 RESET_START:
4258 #ifdef ENABLE_LPS
4259 //LZM for PS-Poll AID issue. 090429
4260 if(priv->ieee80211->state == IEEE80211_LINKED)
4261 LeisurePSLeave(dev);
4262 #endif
4263
4264 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
4265
4266 // Set the variable for reset.
4267 priv->ResetProgress = RESET_TYPE_SILENT;
4268 // rtl8192_close(dev);
4269 #if 1
4270 down(&priv->wx_sem);
4271 if(priv->up == 0)
4272 {
4273 RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
4274 up(&priv->wx_sem);
4275 return ;
4276 }
4277 priv->up = 0;
4278 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
4279 if(!netif_queue_stopped(dev))
4280 netif_stop_queue(dev);
4281
4282 dm_backup_dynamic_mechanism_state(dev);
4283
4284 rtl8192_irq_disable(dev);
4285 rtl8192_cancel_deferred_work(priv);
4286 deinit_hal_dm(dev);
4287 del_timer_sync(&priv->watch_dog_timer);
4288 ieee->sync_scan_hurryup = 1;
4289 if(ieee->state == IEEE80211_LINKED)
4290 {
4291 down(&ieee->wx_sem);
4292 printk("ieee->state is IEEE80211_LINKED\n");
4293 ieee80211_stop_send_beacons(priv->ieee80211);
4294 del_timer_sync(&ieee->associate_timer);
4295 cancel_delayed_work(&ieee->associate_retry_wq);
4296 ieee80211_stop_scan(ieee);
4297 up(&ieee->wx_sem);
4298 }
4299 else{
4300 printk("ieee->state is NOT LINKED\n");
4301 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4302 }
4303 rtl8192_halt_adapter(dev, true);
4304 up(&priv->wx_sem);
4305 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
4306 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
4307 reset_status = _rtl8192_up(dev);
4308
4309 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
4310 if(reset_status == -1)
4311 {
4312 if(reset_times < 3)
4313 {
4314 reset_times++;
4315 goto RESET_START;
4316 }
4317 else
4318 {
4319 RT_TRACE(COMP_ERR," ERR!!! %s(): Reset Failed!!\n",__FUNCTION__);
4320 }
4321 }
4322 #endif
4323 ieee->is_silent_reset = 1;
4324 #if 1
4325 EnableHWSecurityConfig8192(dev);
4326 #if 1
4327 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4328 {
4329 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4330
4331 #if 1
4332 queue_work(ieee->wq, &ieee->associate_complete_wq);
4333 #endif
4334
4335 }
4336 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
4337 {
4338 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4339 ieee->link_change(ieee->dev);
4340
4341 // notify_wx_assoc_event(ieee);
4342
4343 ieee80211_start_send_beacons(ieee);
4344
4345 if (ieee->data_hard_resume)
4346 ieee->data_hard_resume(ieee->dev);
4347 netif_carrier_on(ieee->dev);
4348 }
4349 #endif
4350
4351 CamRestoreAllEntry(dev);
4352
4353 // Restore the previous setting for all dynamic mechanism
4354 dm_restore_dynamic_mechanism_state(dev);
4355
4356 priv->ResetProgress = RESET_TYPE_NORESET;
4357 priv->reset_count++;
4358
4359 priv->bForcedSilentReset =false;
4360 priv->bResetInProgress = false;
4361
4362 // For test --> force write UFWP.
4363 write_nic_byte(dev, UFWP, 1);
4364 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
4365 #endif
4366 }
4367 }
4368
4369 #ifdef ENABLE_IPS
4370 void InactivePsWorkItemCallback(struct net_device *dev)
4371 {
4372 struct r8192_priv *priv = ieee80211_priv(dev);
4373 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4374 //u8 index = 0;
4375
4376 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
4377 //
4378 // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
4379 // is really scheduled.
4380 // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
4381 // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
4382 // blocks the IPS procedure of switching RF.
4383 // By Bruce, 2007-12-25.
4384 //
4385 pPSC->bSwRfProcessing = TRUE;
4386
4387 RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n",
4388 pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
4389
4390
4391 MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
4392
4393 //
4394 // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
4395 //
4396 pPSC->bSwRfProcessing = FALSE;
4397 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
4398 }
4399
4400 #ifdef ENABLE_LPS
4401 //
4402 // Change current and default preamble mode.
4403 // 2005.01.06, by rcnjko.
4404 //
4405 bool MgntActSet_802_11_PowerSaveMode(struct net_device *dev, u8 rtPsMode)
4406 {
4407 struct r8192_priv *priv = ieee80211_priv(dev);
4408 //PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4409 //u8 RpwmVal, FwPwrMode;
4410
4411 // Currently, we do not change power save mode on IBSS mode.
4412 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4413 {
4414 return false;
4415 }
4416
4417 //
4418 // <RJ_NOTE> If we make HW to fill up the PwrMgt bit for us,
4419 // some AP will not response to our mgnt frames with PwrMgt bit set,
4420 // e.g. cannot associate the AP.
4421 // So I commented out it. 2005.02.16, by rcnjko.
4422 //
4423 // // Change device's power save mode.
4424 // Adapter->HalFunc.SetPSModeHandler( Adapter, rtPsMode );
4425
4426 // Update power save mode configured.
4427 //RT_TRACE(COMP_LPS,"%s(): set ieee->ps = %x\n",__FUNCTION__,rtPsMode);
4428 if(!priv->ps_force) {
4429 priv->ieee80211->ps = rtPsMode;
4430 }
4431
4432 // Awake immediately
4433 if(priv->ieee80211->sta_sleep != 0 && rtPsMode == IEEE80211_PS_DISABLED)
4434 {
4435 unsigned long flags;
4436
4437 //PlatformSetTimer(Adapter, &(pMgntInfo->AwakeTimer), 0);
4438 // Notify the AP we awke.
4439 rtl8192_hw_wakeup(dev);
4440 priv->ieee80211->sta_sleep = 0;
4441
4442 spin_lock_irqsave(&(priv->ieee80211->mgmt_tx_lock), flags);
4443 printk("LPS leave: notify AP we are awaked ++++++++++ SendNullFunctionData\n");
4444 ieee80211_sta_ps_send_null_frame(priv->ieee80211, 0);
4445 spin_unlock_irqrestore(&(priv->ieee80211->mgmt_tx_lock), flags);
4446 }
4447
4448 return true;
4449 }
4450
4451 //================================================================================
4452 // Leisure Power Save in linked state.
4453 //================================================================================
4454
4455 //
4456 // Description:
4457 // Enter the leisure power save mode.
4458 //
4459 void LeisurePSEnter(struct net_device *dev)
4460 {
4461 struct r8192_priv *priv = ieee80211_priv(dev);
4462 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4463
4464 //RT_TRACE(COMP_PS, "LeisurePSEnter()...\n");
4465 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d,pPSC->LpsIdleCount is %d,RT_CHECK_FOR_HANG_PERIOD is %d\n",
4466 // pPSC->bLeisurePs, priv->ieee80211->ps,pPSC->LpsIdleCount,RT_CHECK_FOR_HANG_PERIOD);
4467
4468 if(!((priv->ieee80211->iw_mode == IW_MODE_INFRA) &&
4469 (priv->ieee80211->state == IEEE80211_LINKED)) ||
4470 (priv->ieee80211->iw_mode == IW_MODE_ADHOC) ||
4471 (priv->ieee80211->iw_mode == IW_MODE_MASTER))
4472 return;
4473
4474 if (pPSC->bLeisurePs)
4475 {
4476 // Idle for a while if we connect to AP a while ago.
4477 if(pPSC->LpsIdleCount >= RT_CHECK_FOR_HANG_PERIOD) // 4 Sec
4478 {
4479
4480 if(priv->ieee80211->ps == IEEE80211_PS_DISABLED)
4481 {
4482
4483 //RT_TRACE(COMP_LPS, "LeisurePSEnter(): Enter 802.11 power save mode...\n");
4484 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);
4485
4486 }
4487 }
4488 else
4489 pPSC->LpsIdleCount++;
4490 }
4491 }
4492
4493
4494 //
4495 // Description:
4496 // Leave the leisure power save mode.
4497 //
4498 void LeisurePSLeave(struct net_device *dev)
4499 {
4500 struct r8192_priv *priv = ieee80211_priv(dev);
4501 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4502
4503
4504 //RT_TRACE(COMP_PS, "LeisurePSLeave()...\n");
4505 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d\n",
4506 // pPSC->bLeisurePs, priv->ieee80211->ps);
4507
4508 if (pPSC->bLeisurePs)
4509 {
4510 if(priv->ieee80211->ps != IEEE80211_PS_DISABLED)
4511 {
4512 // move to lps_wakecomplete()
4513 //RT_TRACE(COMP_LPS, "LeisurePSLeave(): Busy Traffic , Leave 802.11 power save..\n");
4514 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_DISABLED);
4515
4516 }
4517 }
4518 }
4519 #endif
4520
4521
4522 //
4523 // Description:
4524 // Enter the inactive power save mode. RF will be off
4525 // 2007.08.17, by shien chang.
4526 //
4527 void
4528 IPSEnter(struct net_device *dev)
4529 {
4530 struct r8192_priv *priv = ieee80211_priv(dev);
4531 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4532 RT_RF_POWER_STATE rtState;
4533
4534 if (pPSC->bInactivePs)
4535 {
4536 rtState = priv->ieee80211->eRFPowerState;
4537 //
4538 // Added by Bruce, 2007-12-25.
4539 // Do not enter IPS in the following conditions:
4540 // (1) RF is already OFF or Sleep
4541 // (2) bSwRfProcessing (indicates the IPS is still under going)
4542 // (3) Connectted (only disconnected can trigger IPS)
4543 // (4) IBSS (send Beacon)
4544 // (5) AP mode (send Beacon)
4545 //
4546 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4547 && (priv->ieee80211->state != IEEE80211_LINKED) )
4548 {
4549 RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4550 //printk("IPSEnter(): Turn off RF.\n");
4551 pPSC->eInactivePowerState = eRfOff;
4552 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4553 InactivePsWorkItemCallback(dev);
4554 }
4555 }
4556 }
4557
4558 //
4559 // Description:
4560 // Leave the inactive power save mode, RF will be on.
4561 // 2007.08.17, by shien chang.
4562 //
4563 void
4564 IPSLeave(struct net_device *dev)
4565 {
4566 struct r8192_priv *priv = ieee80211_priv(dev);
4567 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4568 RT_RF_POWER_STATE rtState;
4569
4570 if (pPSC->bInactivePs)
4571 {
4572 rtState = priv->ieee80211->eRFPowerState;
4573 if (rtState != eRfOn && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4574 {
4575 RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4576 //printk("IPSLeave(): Turn on RF.\n");
4577 pPSC->eInactivePowerState = eRfOn;
4578 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4579 InactivePsWorkItemCallback(dev);
4580 }
4581 }
4582 }
4583
4584 void IPSLeave_wq(void *data)
4585 {
4586 struct ieee80211_device *ieee = container_of(data,struct ieee80211_device,ips_leave_wq);
4587 struct net_device *dev = ieee->dev;
4588
4589 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4590 down(&priv->ieee80211->ips_sem);
4591 IPSLeave(dev);
4592 up(&priv->ieee80211->ips_sem);
4593 }
4594
4595 void ieee80211_ips_leave_wq(struct net_device *dev)
4596 {
4597 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4598 RT_RF_POWER_STATE rtState;
4599 rtState = priv->ieee80211->eRFPowerState;
4600
4601 if(priv->ieee80211->PowerSaveControl.bInactivePs){
4602 if(rtState == eRfOff){
4603 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
4604 {
4605 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
4606 return;
4607 }
4608 else{
4609 printk("=========>%s(): IPSLeave\n",__FUNCTION__);
4610 queue_work(priv->ieee80211->wq,&priv->ieee80211->ips_leave_wq);
4611 }
4612 }
4613 }
4614 }
4615 //added by amy 090331 end
4616 void ieee80211_ips_leave(struct net_device *dev)
4617 {
4618 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4619 down(&priv->ieee80211->ips_sem);
4620 IPSLeave(dev);
4621 up(&priv->ieee80211->ips_sem);
4622 }
4623 #endif
4624
4625 static void rtl819x_update_rxcounts(
4626 struct r8192_priv *priv,
4627 u32* TotalRxBcnNum,
4628 u32* TotalRxDataNum
4629 )
4630 {
4631 u16 SlotIndex;
4632 u8 i;
4633
4634 *TotalRxBcnNum = 0;
4635 *TotalRxDataNum = 0;
4636
4637 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4638 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4639 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4640 for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4641 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4642 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4643 }
4644 }
4645
4646
4647 static void rtl819x_watchdog_wqcallback(struct work_struct *work)
4648 {
4649 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4650 struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4651 struct net_device *dev = priv->ieee80211->dev;
4652 struct ieee80211_device* ieee = priv->ieee80211;
4653 RESET_TYPE ResetType = RESET_TYPE_NORESET;
4654 static u8 check_reset_cnt=0;
4655 unsigned long flags;
4656 bool bBusyTraffic = false;
4657 static u8 last_time = 0;
4658 bool bEnterPS = false;
4659
4660 if((!priv->up) || (priv->bHwRadioOff == true))
4661 return;
4662
4663 if(!priv->up)
4664 return;
4665 hal_dm_watchdog(dev);
4666 #ifdef ENABLE_IPS
4667 // printk("watch_dog ENABLE_IPS\n");
4668 if(ieee->actscanning == false){
4669 //printk("%d,%d,%d,%d\n", ieee->eRFPowerState, ieee->is_set_key, ieee->proto_stoppping, ieee->wx_set_enc);
4670 if((ieee->iw_mode == IW_MODE_INFRA) && (ieee->state == IEEE80211_NOLINK) &&
4671 (ieee->eRFPowerState == eRfOn)&&!ieee->is_set_key &&
4672 (!ieee->proto_stoppping) && !ieee->wx_set_enc){
4673 if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4674 //printk("====================>haha:IPSEnter()\n");
4675 IPSEnter(dev);
4676 //ieee80211_stop_scan(priv->ieee80211);
4677 }
4678 }
4679 }
4680 #endif
4681 {//to get busy traffic condition
4682 if(ieee->state == IEEE80211_LINKED)
4683 {
4684 if( ieee->LinkDetectInfo.NumRxOkInPeriod> 100 ||
4685 ieee->LinkDetectInfo.NumTxOkInPeriod> 100 ) {
4686 bBusyTraffic = true;
4687 }
4688
4689 #ifdef ENABLE_LPS
4690 //added by amy for Leisure PS
4691 if( ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod + ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) ||
4692 (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
4693 {
4694 //printk("ieee->LinkDetectInfo.NumRxUnicastOkInPeriod is %d,ieee->LinkDetectInfo.NumTxOkInPeriod is %d\n",
4695 // ieee->LinkDetectInfo.NumRxUnicastOkInPeriod,ieee->LinkDetectInfo.NumTxOkInPeriod);
4696 bEnterPS= false;
4697 }
4698 else
4699 {
4700 bEnterPS= true;
4701 }
4702
4703 //printk("***bEnterPS = %d\n", bEnterPS);
4704 // LeisurePS only work in infra mode.
4705 if(bEnterPS)
4706 {
4707 LeisurePSEnter(dev);
4708 }
4709 else
4710 {
4711 LeisurePSLeave(dev);
4712 }
4713 #endif
4714
4715 }
4716 else
4717 {
4718 #ifdef ENABLE_LPS
4719 //RT_TRACE(COMP_LPS,"====>no link LPS leave\n");
4720 LeisurePSLeave(dev);
4721 #endif
4722 }
4723
4724 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4725 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4726 ieee->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
4727 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4728 }
4729
4730
4731 //added by amy for AP roaming
4732 if (1)
4733 {
4734 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4735 {
4736 u32 TotalRxBcnNum = 0;
4737 u32 TotalRxDataNum = 0;
4738
4739 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4740 if((TotalRxBcnNum+TotalRxDataNum) == 0)
4741 {
4742 if( ieee->eRFPowerState == eRfOff)
4743 RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4744 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4745 // Dot11d_Reset(dev);
4746 ieee->state = IEEE80211_ASSOCIATING;
4747 notify_wx_assoc_event(priv->ieee80211);
4748 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4749 ieee->is_roaming = true;
4750 ieee->is_set_key = false;
4751 ieee->link_change(dev);
4752 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4753 }
4754 }
4755 ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4756 ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4757
4758 }
4759 //check if reset the driver
4760 spin_lock_irqsave(&priv->tx_lock,flags);
4761 if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1))
4762 {
4763 ResetType = rtl819x_ifcheck_resetornot(dev);
4764 check_reset_cnt = 3;
4765 //DbgPrint("Start to check silent reset\n");
4766 }
4767 spin_unlock_irqrestore(&priv->tx_lock,flags);
4768 if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4769 {
4770 priv->ResetProgress = RESET_TYPE_NORMAL;
4771 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4772 return;
4773 }
4774 /* disable silent reset temply 2008.9.11*/
4775 #if 1
4776 if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4777 {
4778 last_time = 1;
4779 rtl819x_ifsilentreset(dev);
4780 }
4781 else
4782 last_time = 0;
4783 #endif
4784 priv->force_reset = false;
4785 priv->bForcedSilentReset = false;
4786 priv->bResetInProgress = false;
4787 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4788
4789 }
4790
4791 void watch_dog_timer_callback(unsigned long data)
4792 {
4793 struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4794 queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4795 mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4796
4797 }
4798 int _rtl8192_up(struct net_device *dev)
4799 {
4800 struct r8192_priv *priv = ieee80211_priv(dev);
4801 //int i;
4802 RT_STATUS init_status = RT_STATUS_SUCCESS;
4803 priv->up=1;
4804 priv->ieee80211->ieee_up=1;
4805 priv->bdisable_nic = false; //YJ,add,091111
4806 RT_TRACE(COMP_INIT, "Bringing up iface");
4807
4808 init_status = rtl8192_adapter_start(dev);
4809 if(init_status != RT_STATUS_SUCCESS)
4810 {
4811 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4812 return -1;
4813 }
4814 RT_TRACE(COMP_INIT, "start adapter finished\n");
4815 #ifdef RTL8192E
4816 if(priv->ieee80211->eRFPowerState!=eRfOn)
4817 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4818 #endif
4819 if(priv->ieee80211->state != IEEE80211_LINKED)
4820 ieee80211_softmac_start_protocol(priv->ieee80211);
4821 ieee80211_reset_queue(priv->ieee80211);
4822 watch_dog_timer_callback((unsigned long) dev);
4823 if(!netif_queue_stopped(dev))
4824 netif_start_queue(dev);
4825 else
4826 netif_wake_queue(dev);
4827
4828 return 0;
4829 }
4830
4831
4832 static int rtl8192_open(struct net_device *dev)
4833 {
4834 struct r8192_priv *priv = ieee80211_priv(dev);
4835 int ret;
4836
4837 down(&priv->wx_sem);
4838 ret = rtl8192_up(dev);
4839 up(&priv->wx_sem);
4840 return ret;
4841
4842 }
4843
4844
4845 int rtl8192_up(struct net_device *dev)
4846 {
4847 struct r8192_priv *priv = ieee80211_priv(dev);
4848
4849 if (priv->up == 1) return -1;
4850
4851 return _rtl8192_up(dev);
4852 }
4853
4854
4855 static int rtl8192_close(struct net_device *dev)
4856 {
4857 struct r8192_priv *priv = ieee80211_priv(dev);
4858 int ret;
4859
4860 down(&priv->wx_sem);
4861
4862 ret = rtl8192_down(dev);
4863
4864 up(&priv->wx_sem);
4865
4866 return ret;
4867
4868 }
4869
4870 int rtl8192_down(struct net_device *dev)
4871 {
4872 struct r8192_priv *priv = ieee80211_priv(dev);
4873 // int i;
4874 #if 0
4875 u8 ucRegRead;
4876 u32 ulRegRead;
4877 #endif
4878 if (priv->up == 0) return -1;
4879
4880 #ifdef ENABLE_LPS
4881 //LZM for PS-Poll AID issue. 090429
4882 if(priv->ieee80211->state == IEEE80211_LINKED)
4883 LeisurePSLeave(dev);
4884 #endif
4885
4886 priv->up=0;
4887 priv->ieee80211->ieee_up = 0;
4888 RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4889 /* FIXME */
4890 if (!netif_queue_stopped(dev))
4891 netif_stop_queue(dev);
4892
4893 rtl8192_irq_disable(dev);
4894 #if 0
4895 if(!priv->ieee80211->bSupportRemoteWakeUp) {
4896 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4897 // 2006.11.30. System reset bit
4898 ulRegRead = read_nic_dword(dev, CPU_GEN);
4899 ulRegRead|=CPU_GEN_SYSTEM_RESET;
4900 write_nic_dword(dev, CPU_GEN, ulRegRead);
4901 } else {
4902 //2008.06.03 for WOL
4903 write_nic_dword(dev, WFCRC0, 0xffffffff);
4904 write_nic_dword(dev, WFCRC1, 0xffffffff);
4905 write_nic_dword(dev, WFCRC2, 0xffffffff);
4906 #ifdef RTL8190P
4907 //GPIO 0 = TRUE
4908 ucRegRead = read_nic_byte(dev, GPO);
4909 ucRegRead |= BIT0;
4910 write_nic_byte(dev, GPO, ucRegRead);
4911 #endif
4912 //Write PMR register
4913 write_nic_byte(dev, PMR, 0x5);
4914 //Disable tx, enanble rx
4915 write_nic_byte(dev, MacBlkCtrl, 0xa);
4916 }
4917 #endif
4918 // flush_scheduled_work();
4919 rtl8192_cancel_deferred_work(priv);
4920 deinit_hal_dm(dev);
4921 del_timer_sync(&priv->watch_dog_timer);
4922
4923 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4924
4925 rtl8192_halt_adapter(dev,false);
4926 memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4927
4928 RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4929
4930 return 0;
4931 }
4932
4933
4934 void rtl8192_commit(struct net_device *dev)
4935 {
4936 struct r8192_priv *priv = ieee80211_priv(dev);
4937
4938 if (priv->up == 0) return ;
4939
4940
4941 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4942
4943 rtl8192_irq_disable(dev);
4944 rtl8192_halt_adapter(dev,true);
4945 _rtl8192_up(dev);
4946 }
4947
4948 void rtl8192_restart(struct work_struct *work)
4949 {
4950 struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4951 struct net_device *dev = priv->ieee80211->dev;
4952
4953 down(&priv->wx_sem);
4954
4955 rtl8192_commit(dev);
4956
4957 up(&priv->wx_sem);
4958 }
4959
4960 static void r8192_set_multicast(struct net_device *dev)
4961 {
4962 struct r8192_priv *priv = ieee80211_priv(dev);
4963 short promisc;
4964
4965 //down(&priv->wx_sem);
4966
4967 /* FIXME FIXME */
4968
4969 promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4970
4971 if (promisc != priv->promisc) {
4972 ;
4973 // rtl8192_commit(dev);
4974 }
4975
4976 priv->promisc = promisc;
4977
4978 //schedule_work(&priv->reset_wq);
4979 //up(&priv->wx_sem);
4980 }
4981
4982
4983 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
4984 {
4985 struct r8192_priv *priv = ieee80211_priv(dev);
4986 struct sockaddr *addr = mac;
4987
4988 down(&priv->wx_sem);
4989
4990 memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
4991
4992 schedule_work(&priv->reset_wq);
4993 up(&priv->wx_sem);
4994
4995 return 0;
4996 }
4997
4998 /* based on ipw2200 driver */
4999 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
5000 {
5001 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5002 struct iwreq *wrq = (struct iwreq *)rq;
5003 int ret=-1;
5004 struct ieee80211_device *ieee = priv->ieee80211;
5005 u32 key[4];
5006 u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
5007 struct iw_point *p = &wrq->u.data;
5008 struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
5009
5010 down(&priv->wx_sem);
5011
5012
5013 if (p->length < sizeof(struct ieee_param) || !p->pointer){
5014 ret = -EINVAL;
5015 goto out;
5016 }
5017
5018 ipw = kmalloc(p->length, GFP_KERNEL);
5019 if (ipw == NULL){
5020 ret = -ENOMEM;
5021 goto out;
5022 }
5023 if (copy_from_user(ipw, p->pointer, p->length)) {
5024 kfree(ipw);
5025 ret = -EFAULT;
5026 goto out;
5027 }
5028
5029 switch (cmd) {
5030 case RTL_IOCTL_WPA_SUPPLICANT:
5031 //parse here for HW security
5032 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
5033 {
5034 if (ipw->u.crypt.set_tx)
5035 {
5036 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5037 ieee->pairwise_key_type = KEY_TYPE_CCMP;
5038 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5039 ieee->pairwise_key_type = KEY_TYPE_TKIP;
5040 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5041 {
5042 if (ipw->u.crypt.key_len == 13)
5043 ieee->pairwise_key_type = KEY_TYPE_WEP104;
5044 else if (ipw->u.crypt.key_len == 5)
5045 ieee->pairwise_key_type = KEY_TYPE_WEP40;
5046 }
5047 else
5048 ieee->pairwise_key_type = KEY_TYPE_NA;
5049
5050 if (ieee->pairwise_key_type)
5051 {
5052 memcpy((u8*)key, ipw->u.crypt.key, 16);
5053 EnableHWSecurityConfig8192(dev);
5054 //we fill both index entry and 4th entry for pairwise key as in IPW interface, adhoc will only get here, so we need index entry for its default key serching!
5055 //added by WB.
5056 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5057 if (ieee->auth_mode != 2) //LEAP WEP will never set this.
5058 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5059 }
5060 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
5061 write_nic_byte(dev, 0x173, 1); //fix aes bug
5062 }
5063
5064 }
5065 else //if (ipw->u.crypt.idx) //group key use idx > 0
5066 {
5067 memcpy((u8*)key, ipw->u.crypt.key, 16);
5068 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5069 ieee->group_key_type= KEY_TYPE_CCMP;
5070 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5071 ieee->group_key_type = KEY_TYPE_TKIP;
5072 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5073 {
5074 if (ipw->u.crypt.key_len == 13)
5075 ieee->group_key_type = KEY_TYPE_WEP104;
5076 else if (ipw->u.crypt.key_len == 5)
5077 ieee->group_key_type = KEY_TYPE_WEP40;
5078 }
5079 else
5080 ieee->group_key_type = KEY_TYPE_NA;
5081
5082 if (ieee->group_key_type)
5083 {
5084 setKey( dev,
5085 ipw->u.crypt.idx,
5086 ipw->u.crypt.idx, //KeyIndex
5087 ieee->group_key_type, //KeyType
5088 broadcast_addr, //MacAddr
5089 0, //DefaultKey
5090 key); //KeyContent
5091 }
5092 }
5093 }
5094 #ifdef JOHN_DEBUG
5095 //john's test 0711
5096 {
5097 int i;
5098 printk("@@ wrq->u pointer = ");
5099 for(i=0;i<wrq->u.data.length;i++){
5100 if(i%10==0) printk("\n");
5101 printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] );
5102 }
5103 printk("\n");
5104 }
5105 #endif /*JOHN_DEBUG*/
5106 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
5107 break;
5108
5109 default:
5110 ret = -EOPNOTSUPP;
5111 break;
5112 }
5113
5114 kfree(ipw);
5115 out:
5116 up(&priv->wx_sem);
5117
5118 return ret;
5119 }
5120
5121 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
5122 {
5123 u8 ret_rate = 0x02;
5124
5125 if(!bIsHT) {
5126 switch(rate) {
5127 case DESC90_RATE1M: ret_rate = MGN_1M; break;
5128 case DESC90_RATE2M: ret_rate = MGN_2M; break;
5129 case DESC90_RATE5_5M: ret_rate = MGN_5_5M; break;
5130 case DESC90_RATE11M: ret_rate = MGN_11M; break;
5131 case DESC90_RATE6M: ret_rate = MGN_6M; break;
5132 case DESC90_RATE9M: ret_rate = MGN_9M; break;
5133 case DESC90_RATE12M: ret_rate = MGN_12M; break;
5134 case DESC90_RATE18M: ret_rate = MGN_18M; break;
5135 case DESC90_RATE24M: ret_rate = MGN_24M; break;
5136 case DESC90_RATE36M: ret_rate = MGN_36M; break;
5137 case DESC90_RATE48M: ret_rate = MGN_48M; break;
5138 case DESC90_RATE54M: ret_rate = MGN_54M; break;
5139
5140 default:
5141 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
5142 break;
5143 }
5144
5145 } else {
5146 switch(rate) {
5147 case DESC90_RATEMCS0: ret_rate = MGN_MCS0; break;
5148 case DESC90_RATEMCS1: ret_rate = MGN_MCS1; break;
5149 case DESC90_RATEMCS2: ret_rate = MGN_MCS2; break;
5150 case DESC90_RATEMCS3: ret_rate = MGN_MCS3; break;
5151 case DESC90_RATEMCS4: ret_rate = MGN_MCS4; break;
5152 case DESC90_RATEMCS5: ret_rate = MGN_MCS5; break;
5153 case DESC90_RATEMCS6: ret_rate = MGN_MCS6; break;
5154 case DESC90_RATEMCS7: ret_rate = MGN_MCS7; break;
5155 case DESC90_RATEMCS8: ret_rate = MGN_MCS8; break;
5156 case DESC90_RATEMCS9: ret_rate = MGN_MCS9; break;
5157 case DESC90_RATEMCS10: ret_rate = MGN_MCS10; break;
5158 case DESC90_RATEMCS11: ret_rate = MGN_MCS11; break;
5159 case DESC90_RATEMCS12: ret_rate = MGN_MCS12; break;
5160 case DESC90_RATEMCS13: ret_rate = MGN_MCS13; break;
5161 case DESC90_RATEMCS14: ret_rate = MGN_MCS14; break;
5162 case DESC90_RATEMCS15: ret_rate = MGN_MCS15; break;
5163 case DESC90_RATEMCS32: ret_rate = (0x80|0x20); break;
5164
5165 default:
5166 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
5167 break;
5168 }
5169 }
5170
5171 return ret_rate;
5172 }
5173
5174 /**
5175 * Function: UpdateRxPktTimeStamp
5176 * Overview: Recored down the TSF time stamp when receiving a packet
5177 *
5178 * Input:
5179 * PADAPTER Adapter
5180 * PRT_RFD pRfd,
5181 *
5182 * Output:
5183 * PRT_RFD pRfd
5184 * (pRfd->Status.TimeStampHigh is updated)
5185 * (pRfd->Status.TimeStampLow is updated)
5186 * Return:
5187 * None
5188 */
5189 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
5190 {
5191 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5192
5193 if(stats->bIsAMPDU && !stats->bFirstMPDU) {
5194 stats->mac_time[0] = priv->LastRxDescTSFLow;
5195 stats->mac_time[1] = priv->LastRxDescTSFHigh;
5196 } else {
5197 priv->LastRxDescTSFLow = stats->mac_time[0];
5198 priv->LastRxDescTSFHigh = stats->mac_time[1];
5199 }
5200 }
5201
5202 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
5203 {
5204 long signal_power; // in dBm.
5205
5206 // Translate to dBm (x=0.5y-95).
5207 signal_power = (long)((signal_strength_index + 1) >> 1);
5208 signal_power -= 95;
5209
5210 return signal_power;
5211 }
5212
5213 //
5214 // Description:
5215 // Update Rx signal related information in the packet reeived
5216 // to RxStats. User application can query RxStats to realize
5217 // current Rx signal status.
5218 //
5219 // Assumption:
5220 // In normal operation, user only care about the information of the BSS
5221 // and we shall invoke this function if the packet received is from the BSS.
5222 //
5223 static void
5224 rtl819x_update_rxsignalstatistics8190pci(
5225 struct r8192_priv * priv,
5226 struct ieee80211_rx_stats * pprevious_stats
5227 )
5228 {
5229 int weighting = 0;
5230
5231 //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality).
5232
5233 // Initila state
5234 if(priv->stats.recv_signal_power == 0)
5235 priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower;
5236
5237 // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the
5238 // reaction of smoothed Signal Power.
5239 if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
5240 weighting = 5;
5241 else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power)
5242 weighting = (-5);
5243 //
5244 // We need more correct power of received packets and the "SignalStrength" of RxStats have been beautified or translated,
5245 // so we record the correct power in Dbm here. By Bruce, 2008-03-07.
5246 //
5247 priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6;
5248 }
5249
5250 static void
5251 rtl8190_process_cck_rxpathsel(
5252 struct r8192_priv * priv,
5253 struct ieee80211_rx_stats * pprevious_stats
5254 )
5255 {
5256 #ifdef RTL8190P //Only 90P 2T4R need to check
5257 char last_cck_adc_pwdb[4]={0,0,0,0};
5258 u8 i;
5259 //cosa add for Rx path selection
5260 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
5261 {
5262 if(pprevious_stats->bIsCCK &&
5263 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
5264 {
5265 /* record the cck adc_pwdb to the sliding window. */
5266 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
5267 {
5268 priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
5269 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5270 {
5271 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
5272 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
5273 }
5274 }
5275 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5276 {
5277 priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
5278 priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
5279 }
5280 priv->stats.cck_adc_pwdb.index++;
5281 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
5282 priv->stats.cck_adc_pwdb.index = 0;
5283
5284 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5285 {
5286 DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
5287 }
5288
5289 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5290 {
5291 if(pprevious_stats->cck_adc_pwdb[i] > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
5292 {
5293 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5294 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5295 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5296 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
5297 }
5298 else
5299 {
5300 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5301 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5302 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5303 }
5304 }
5305 }
5306 }
5307 #endif
5308 }
5309
5310
5311 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
5312 be a local static. Otherwise, it may increase when we return from S3/S4. The
5313 value will be kept in memory or disk. We must delcare the value in adapter
5314 and it will be reinitialized when return from S3/S4. */
5315 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
5316 {
5317 bool bcheck = false;
5318 u8 rfpath;
5319 u32 nspatial_stream, tmp_val;
5320 //u8 i;
5321 static u32 slide_rssi_index=0, slide_rssi_statistics=0;
5322 static u32 slide_evm_index=0, slide_evm_statistics=0;
5323 static u32 last_rssi=0, last_evm=0;
5324 //cosa add for rx path selection
5325 // static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
5326 // static char last_cck_adc_pwdb[4]={0,0,0,0};
5327 //cosa add for beacon rssi smoothing
5328 static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
5329 static u32 last_beacon_adc_pwdb=0;
5330
5331 struct ieee80211_hdr_3addr *hdr;
5332 u16 sc ;
5333 unsigned int frag,seq;
5334 hdr = (struct ieee80211_hdr_3addr *)buffer;
5335 sc = le16_to_cpu(hdr->seq_ctl);
5336 frag = WLAN_GET_SEQ_FRAG(sc);
5337 seq = WLAN_GET_SEQ_SEQ(sc);
5338 //cosa add 04292008 to record the sequence number
5339 pcurrent_stats->Seq_Num = seq;
5340 //
5341 // Check whether we should take the previous packet into accounting
5342 //
5343 if(!pprevious_stats->bIsAMPDU)
5344 {
5345 // if previous packet is not aggregated packet
5346 bcheck = true;
5347 }else
5348 {
5349 //remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault.
5350 #if 0
5351 // if previous packet is aggregated packet, and current packet
5352 // (1) is not AMPDU
5353 // (2) is the first packet of one AMPDU
5354 // that means the previous packet is the last one aggregated packet
5355 if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU)
5356 bcheck = true;
5357 #endif
5358 }
5359
5360 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5361 {
5362 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5363 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5364 priv->stats.slide_rssi_total -= last_rssi;
5365 }
5366 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5367
5368 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5369 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5370 slide_rssi_index = 0;
5371
5372 // <1> Showed on UI for user, in dbm
5373 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5374 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5375 pcurrent_stats->rssi = priv->stats.signal_strength;
5376 //
5377 // If the previous packet does not match the criteria, neglect it
5378 //
5379 if(!pprevious_stats->bPacketMatchBSSID)
5380 {
5381 if(!pprevious_stats->bToSelfBA)
5382 return;
5383 }
5384
5385 if(!bcheck)
5386 return;
5387
5388 rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
5389
5390 //
5391 // Check RSSI
5392 //
5393 priv->stats.num_process_phyinfo++;
5394 #if 0
5395 /* record the general signal strength to the sliding window. */
5396 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5397 {
5398 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5399 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5400 priv->stats.slide_rssi_total -= last_rssi;
5401 }
5402 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5403
5404 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5405 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5406 slide_rssi_index = 0;
5407
5408 // <1> Showed on UI for user, in dbm
5409 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5410 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5411
5412 #endif
5413 // <2> Showed on UI for engineering
5414 // hardware does not provide rssi information for each rf path in CCK
5415 if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
5416 {
5417 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
5418 {
5419 if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
5420 continue;
5421 RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
5422 //Fixed by Jacken 2008-03-20
5423 if(priv->stats.rx_rssi_percentage[rfpath] == 0)
5424 {
5425 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
5426 //DbgPrint("MIMO RSSI initialize \n");
5427 }
5428 if(pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath])
5429 {
5430 priv->stats.rx_rssi_percentage[rfpath] =
5431 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5432 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5433 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
5434 }
5435 else
5436 {
5437 priv->stats.rx_rssi_percentage[rfpath] =
5438 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5439 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5440 }
5441 RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
5442 }
5443 }
5444
5445
5446 //
5447 // Check PWDB.
5448 //
5449 //cosa add for beacon rssi smoothing by average.
5450 if(pprevious_stats->bPacketBeacon)
5451 {
5452 /* record the beacon pwdb to the sliding window. */
5453 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5454 {
5455 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
5456 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
5457 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
5458 //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n",
5459 // slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
5460 }
5461 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
5462 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
5463 //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll);
5464 slide_beacon_adc_pwdb_index++;
5465 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5466 slide_beacon_adc_pwdb_index = 0;
5467 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
5468 if(pprevious_stats->RxPWDBAll >= 3)
5469 pprevious_stats->RxPWDBAll -= 3;
5470 }
5471
5472 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
5473 pprevious_stats->bIsCCK? "CCK": "OFDM",
5474 pprevious_stats->RxPWDBAll);
5475
5476 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5477 {
5478 if(priv->undecorated_smoothed_pwdb < 0) // initialize
5479 {
5480 priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
5481 //DbgPrint("First pwdb initialize \n");
5482 }
5483 #if 1
5484 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
5485 {
5486 priv->undecorated_smoothed_pwdb =
5487 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5488 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5489 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
5490 }
5491 else
5492 {
5493 priv->undecorated_smoothed_pwdb =
5494 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5495 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5496 }
5497 #else
5498 //Fixed by Jacken 2008-03-20
5499 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
5500 {
5501 pHalData->UndecoratedSmoothedPWDB =
5502 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5503 pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
5504 }
5505 else
5506 {
5507 pHalData->UndecoratedSmoothedPWDB =
5508 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5509 }
5510 #endif
5511 rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats);
5512 }
5513
5514 //
5515 // Check EVM
5516 //
5517 /* record the general EVM to the sliding window. */
5518 if(pprevious_stats->SignalQuality == 0)
5519 {
5520 }
5521 else
5522 {
5523 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
5524 if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
5525 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
5526 last_evm = priv->stats.slide_evm[slide_evm_index];
5527 priv->stats.slide_evm_total -= last_evm;
5528 }
5529
5530 priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
5531
5532 priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
5533 if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
5534 slide_evm_index = 0;
5535
5536 // <1> Showed on UI for user, in percentage.
5537 tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
5538 priv->stats.signal_quality = tmp_val;
5539 //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
5540 priv->stats.last_signal_strength_inpercent = tmp_val;
5541 }
5542
5543 // <2> Showed on UI for engineering
5544 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5545 {
5546 for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
5547 {
5548 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
5549 {
5550 if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
5551 {
5552 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
5553 }
5554 priv->stats.rx_evm_percentage[nspatial_stream] =
5555 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
5556 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
5557 }
5558 }
5559 }
5560 }
5561
5562 }
5563
5564 /*-----------------------------------------------------------------------------
5565 * Function: rtl819x_query_rxpwrpercentage()
5566 *
5567 * Overview:
5568 *
5569 * Input: char antpower
5570 *
5571 * Output: NONE
5572 *
5573 * Return: 0-100 percentage
5574 *
5575 * Revised History:
5576 * When Who Remark
5577 * 05/26/2008 amy Create Version 0 porting from windows code.
5578 *
5579 *---------------------------------------------------------------------------*/
5580 static u8 rtl819x_query_rxpwrpercentage(
5581 char antpower
5582 )
5583 {
5584 if ((antpower <= -100) || (antpower >= 20))
5585 {
5586 return 0;
5587 }
5588 else if (antpower >= 0)
5589 {
5590 return 100;
5591 }
5592 else
5593 {
5594 return (100+antpower);
5595 }
5596
5597 } /* QueryRxPwrPercentage */
5598
5599 static u8
5600 rtl819x_evm_dbtopercentage(
5601 char value
5602 )
5603 {
5604 char ret_val;
5605
5606 ret_val = value;
5607
5608 if(ret_val >= 0)
5609 ret_val = 0;
5610 if(ret_val <= -33)
5611 ret_val = -33;
5612 ret_val = 0 - ret_val;
5613 ret_val*=3;
5614 if(ret_val == 99)
5615 ret_val = 100;
5616 return(ret_val);
5617 }
5618
5619 //
5620 // Description:
5621 // We want good-looking for signal strength/quality
5622 // 2007/7/19 01:09, by cosa.
5623 //
5624 static long rtl819x_signal_scale_mapping(long currsig)
5625 {
5626 long retsig;
5627
5628 // Step 1. Scale mapping.
5629 if(currsig >= 61 && currsig <= 100)
5630 {
5631 retsig = 90 + ((currsig - 60) / 4);
5632 }
5633 else if(currsig >= 41 && currsig <= 60)
5634 {
5635 retsig = 78 + ((currsig - 40) / 2);
5636 }
5637 else if(currsig >= 31 && currsig <= 40)
5638 {
5639 retsig = 66 + (currsig - 30);
5640 }
5641 else if(currsig >= 21 && currsig <= 30)
5642 {
5643 retsig = 54 + (currsig - 20);
5644 }
5645 else if(currsig >= 5 && currsig <= 20)
5646 {
5647 retsig = 42 + (((currsig - 5) * 2) / 3);
5648 }
5649 else if(currsig == 4)
5650 {
5651 retsig = 36;
5652 }
5653 else if(currsig == 3)
5654 {
5655 retsig = 27;
5656 }
5657 else if(currsig == 2)
5658 {
5659 retsig = 18;
5660 }
5661 else if(currsig == 1)
5662 {
5663 retsig = 9;
5664 }
5665 else
5666 {
5667 retsig = currsig;
5668 }
5669
5670 return retsig;
5671 }
5672
5673 static void rtl8192_query_rxphystatus(
5674 struct r8192_priv * priv,
5675 struct ieee80211_rx_stats * pstats,
5676 prx_desc_819x_pci pdesc,
5677 prx_fwinfo_819x_pci pdrvinfo,
5678 struct ieee80211_rx_stats * precord_stats,
5679 bool bpacket_match_bssid,
5680 bool bpacket_toself,
5681 bool bPacketBeacon,
5682 bool bToSelfBA
5683 )
5684 {
5685 //PRT_RFD_STATUS pRtRfdStatus = &(pRfd->Status);
5686 phy_sts_ofdm_819xpci_t* pofdm_buf;
5687 phy_sts_cck_819xpci_t * pcck_buf;
5688 phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
5689 u8 *prxpkt;
5690 u8 i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
5691 char rx_pwr[4], rx_pwr_all=0;
5692 //long rx_avg_pwr = 0;
5693 char rx_snrX, rx_evmX;
5694 u8 evm, pwdb_all;
5695 u32 RSSI, total_rssi=0;//, total_evm=0;
5696 // long signal_strength_index = 0;
5697 u8 is_cck_rate=0;
5698 u8 rf_rx_num = 0;
5699
5700 /* 2007/07/04 MH For OFDM RSSI. For high power or not. */
5701 static u8 check_reg824 = 0;
5702 static u32 reg824_bit9 = 0;
5703
5704 priv->stats.numqry_phystatus++;
5705
5706 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5707
5708 // Record it for next packet processing
5709 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5710 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5711 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5712 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5713 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5714 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5715 /*2007.08.30 requested by SD3 Jerry */
5716 if(check_reg824 == 0)
5717 {
5718 reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5719 check_reg824 = 1;
5720 }
5721
5722
5723 prxpkt = (u8*)pdrvinfo;
5724
5725 /* Move pointer to the 16th bytes. Phy status start address. */
5726 prxpkt += sizeof(rx_fwinfo_819x_pci);
5727
5728 /* Initial the cck and ofdm buffer pointer */
5729 pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5730 pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5731
5732 pstats->RxMIMOSignalQuality[0] = -1;
5733 pstats->RxMIMOSignalQuality[1] = -1;
5734 precord_stats->RxMIMOSignalQuality[0] = -1;
5735 precord_stats->RxMIMOSignalQuality[1] = -1;
5736
5737 if(is_cck_rate)
5738 {
5739 //
5740 // (1)Hardware does not provide RSSI for CCK
5741 //
5742
5743 //
5744 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5745 //
5746 u8 report;//, cck_agc_rpt;
5747 #ifdef RTL8190P
5748 u8 tmp_pwdb;
5749 char cck_adc_pwdb[4];
5750 #endif
5751 priv->stats.numqry_phystatusCCK++;
5752
5753 #ifdef RTL8190P //Only 90P 2T4R need to check
5754 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5755 {
5756 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5757 {
5758 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5759 cck_adc_pwdb[i] = (char)tmp_pwdb;
5760 cck_adc_pwdb[i] /= 2;
5761 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5762 //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]);
5763 }
5764 }
5765 #endif
5766
5767 if(!reg824_bit9)
5768 {
5769 report = pcck_buf->cck_agc_rpt & 0xc0;
5770 report = report>>6;
5771 switch(report)
5772 {
5773 //Fixed by Jacken from Bryant 2008-03-20
5774 //Original value is -38 , -26 , -14 , -2
5775 //Fixed value is -35 , -23 , -11 , 6
5776 case 0x3:
5777 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5778 break;
5779 case 0x2:
5780 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5781 break;
5782 case 0x1:
5783 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5784 break;
5785 case 0x0:
5786 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5787 break;
5788 }
5789 }
5790 else
5791 {
5792 report = pcck_buf->cck_agc_rpt & 0x60;
5793 report = report>>5;
5794 switch(report)
5795 {
5796 case 0x3:
5797 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5798 break;
5799 case 0x2:
5800 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5801 break;
5802 case 0x1:
5803 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5804 break;
5805 case 0x0:
5806 rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5807 break;
5808 }
5809 }
5810
5811 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5812 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5813 pstats->RecvSignalPower = rx_pwr_all;
5814
5815 //
5816 // (3) Get Signal Quality (EVM)
5817 //
5818 if(bpacket_match_bssid)
5819 {
5820 u8 sq;
5821
5822 if(pstats->RxPWDBAll > 40)
5823 {
5824 sq = 100;
5825 }else
5826 {
5827 sq = pcck_buf->sq_rpt;
5828
5829 if(pcck_buf->sq_rpt > 64)
5830 sq = 0;
5831 else if (pcck_buf->sq_rpt < 20)
5832 sq = 100;
5833 else
5834 sq = ((64-sq) * 100) / 44;
5835 }
5836 pstats->SignalQuality = precord_stats->SignalQuality = sq;
5837 pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5838 pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5839 }
5840 }
5841 else
5842 {
5843 priv->stats.numqry_phystatusHT++;
5844 //
5845 // (1)Get RSSI for HT rate
5846 //
5847 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5848 {
5849 // 2008/01/30 MH we will judge RF RX path now.
5850 if (priv->brfpath_rxenable[i])
5851 rf_rx_num++;
5852 //else
5853 //continue;
5854
5855 //Fixed by Jacken from Bryant 2008-03-20
5856 //Original value is 106
5857 #ifdef RTL8190P //Modify by Jacken 2008/03/31
5858 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5859 #else
5860 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5861 #endif
5862
5863 //Get Rx snr value in DB
5864 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5865 rx_snrX = (char)(tmp_rxsnr);
5866 rx_snrX /= 2;
5867 priv->stats.rxSNRdB[i] = (long)rx_snrX;
5868
5869 /* Translate DBM to percentage. */
5870 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5871 if (priv->brfpath_rxenable[i])
5872 total_rssi += RSSI;
5873
5874 /* Record Signal Strength for next packet */
5875 if(bpacket_match_bssid)
5876 {
5877 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5878 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5879 }
5880 }
5881
5882
5883 //
5884 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5885 //
5886 //Fixed by Jacken from Bryant 2008-03-20
5887 //Original value is 106
5888 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5889 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5890
5891 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5892 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
5893 pstats->RecvSignalPower = rx_pwr_all;
5894 //
5895 // (3)EVM of HT rate
5896 //
5897 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5898 pdrvinfo->RxRate<=DESC90_RATEMCS15)
5899 max_spatial_stream = 2; //both spatial stream make sense
5900 else
5901 max_spatial_stream = 1; //only spatial stream 1 makes sense
5902
5903 for(i=0; i<max_spatial_stream; i++)
5904 {
5905 tmp_rxevm = pofdm_buf->rxevm_X[i];
5906 rx_evmX = (char)(tmp_rxevm);
5907
5908 // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5909 // fill most significant bit to "zero" when doing shifting operation which may change a negative
5910 // value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore.
5911 rx_evmX /= 2; //dbm
5912
5913 evm = rtl819x_evm_dbtopercentage(rx_evmX);
5914 #if 0
5915 EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100
5916 #endif
5917 if(bpacket_match_bssid)
5918 {
5919 if(i==0) // Fill value in RFD, Get the first spatial stream only
5920 pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5921 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5922 }
5923 }
5924
5925
5926 /* record rx statistics for debug */
5927 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5928 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5929 if(pdrvinfo->BW) //40M channel
5930 priv->stats.received_bwtype[1+prxsc->rxsc]++;
5931 else //20M channel
5932 priv->stats.received_bwtype[0]++;
5933 }
5934
5935 //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5936 //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5937 if(is_cck_rate)
5938 {
5939 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5940
5941 }
5942 else
5943 {
5944 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5945 // We can judge RX path number now.
5946 if (rf_rx_num != 0)
5947 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5948 }
5949 } /* QueryRxPhyStatus8190Pci */
5950
5951 static void
5952 rtl8192_record_rxdesc_forlateruse(
5953 struct ieee80211_rx_stats * psrc_stats,
5954 struct ieee80211_rx_stats * ptarget_stats
5955 )
5956 {
5957 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5958 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5959 //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5960 }
5961
5962
5963
5964 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5965 struct sk_buff *skb,
5966 struct ieee80211_rx_stats * pstats,
5967 prx_desc_819x_pci pdesc,
5968 prx_fwinfo_819x_pci pdrvinfo)
5969 {
5970 // TODO: We must only check packet for current MAC address. Not finish
5971 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5972 bool bpacket_match_bssid, bpacket_toself;
5973 bool bPacketBeacon=false, bToSelfBA=false;
5974 static struct ieee80211_rx_stats previous_stats;
5975 struct ieee80211_hdr_3addr *hdr;
5976 u16 fc,type;
5977
5978 // Get Signal Quality for only RX data queue (but not command queue)
5979
5980 u8* tmp_buf;
5981 u8 *praddr;
5982
5983 /* Get MAC frame start address. */
5984 tmp_buf = skb->data;
5985
5986 hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
5987 fc = le16_to_cpu(hdr->frame_ctl);
5988 type = WLAN_FC_GET_TYPE(fc);
5989 praddr = hdr->addr1;
5990
5991 /* Check if the received packet is acceptabe. */
5992 bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
5993 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
5994 && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
5995 bpacket_toself = bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
5996 #if 1//cosa
5997 if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
5998 {
5999 bPacketBeacon = true;
6000 //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6001 }
6002 if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
6003 {
6004 if((eqMacAddr(praddr,dev->dev_addr)))
6005 bToSelfBA = true;
6006 //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6007 }
6008
6009 #endif
6010 if(bpacket_match_bssid)
6011 {
6012 priv->stats.numpacket_matchbssid++;
6013 }
6014 if(bpacket_toself){
6015 priv->stats.numpacket_toself++;
6016 }
6017 //
6018 // Process PHY information for previous packet (RSSI/PWDB/EVM)
6019 //
6020 // Because phy information is contained in the last packet of AMPDU only, so driver
6021 // should process phy information of previous packet
6022 rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
6023 rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
6024 bpacket_toself ,bPacketBeacon, bToSelfBA);
6025 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
6026
6027 }
6028
6029
6030 static void rtl8192_tx_resume(struct net_device *dev)
6031 {
6032 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6033 struct ieee80211_device *ieee = priv->ieee80211;
6034 struct sk_buff *skb;
6035 int queue_index;
6036
6037 for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
6038 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
6039 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
6040 /* 1. dequeue the packet from the wait queue */
6041 skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
6042 /* 2. tx the packet directly */
6043 ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
6044 #if 0
6045 if(queue_index!=MGNT_QUEUE) {
6046 ieee->stats.tx_packets++;
6047 ieee->stats.tx_bytes += skb->len;
6048 }
6049 #endif
6050 }
6051 }
6052 }
6053
6054 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
6055 {
6056 rtl8192_tx_resume(priv->ieee80211->dev);
6057 }
6058
6059 /**
6060 * Function: UpdateReceivedRateHistogramStatistics
6061 * Overview: Recored down the received data rate
6062 *
6063 * Input:
6064 * PADAPTER Adapter
6065 * PRT_RFD pRfd,
6066 *
6067 * Output:
6068 * PRT_TCB Adapter
6069 * (Adapter->RxStats.ReceivedRateHistogram[] is updated)
6070 * Return:
6071 * None
6072 */
6073 static void UpdateReceivedRateHistogramStatistics8190(
6074 struct net_device *dev,
6075 struct ieee80211_rx_stats* pstats
6076 )
6077 {
6078 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6079 u32 rcvType=1; //0: Total, 1:OK, 2:CRC, 3:ICV
6080 u32 rateIndex;
6081 u32 preamble_guardinterval; //1: short preamble/GI, 0: long preamble/GI
6082
6083 /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */
6084 #if 0
6085 if (pRfd->queue_id == CMPK_RX_QUEUE_ID)
6086 return;
6087 #endif
6088 if(pstats->bCRC)
6089 rcvType = 2;
6090 else if(pstats->bICV)
6091 rcvType = 3;
6092
6093 if(pstats->bShortPreamble)
6094 preamble_guardinterval = 1;// short
6095 else
6096 preamble_guardinterval = 0;// long
6097
6098 switch(pstats->rate)
6099 {
6100 //
6101 // CCK rate
6102 //
6103 case MGN_1M: rateIndex = 0; break;
6104 case MGN_2M: rateIndex = 1; break;
6105 case MGN_5_5M: rateIndex = 2; break;
6106 case MGN_11M: rateIndex = 3; break;
6107 //
6108 // Legacy OFDM rate
6109 //
6110 case MGN_6M: rateIndex = 4; break;
6111 case MGN_9M: rateIndex = 5; break;
6112 case MGN_12M: rateIndex = 6; break;
6113 case MGN_18M: rateIndex = 7; break;
6114 case MGN_24M: rateIndex = 8; break;
6115 case MGN_36M: rateIndex = 9; break;
6116 case MGN_48M: rateIndex = 10; break;
6117 case MGN_54M: rateIndex = 11; break;
6118 //
6119 // 11n High throughput rate
6120 //
6121 case MGN_MCS0: rateIndex = 12; break;
6122 case MGN_MCS1: rateIndex = 13; break;
6123 case MGN_MCS2: rateIndex = 14; break;
6124 case MGN_MCS3: rateIndex = 15; break;
6125 case MGN_MCS4: rateIndex = 16; break;
6126 case MGN_MCS5: rateIndex = 17; break;
6127 case MGN_MCS6: rateIndex = 18; break;
6128 case MGN_MCS7: rateIndex = 19; break;
6129 case MGN_MCS8: rateIndex = 20; break;
6130 case MGN_MCS9: rateIndex = 21; break;
6131 case MGN_MCS10: rateIndex = 22; break;
6132 case MGN_MCS11: rateIndex = 23; break;
6133 case MGN_MCS12: rateIndex = 24; break;
6134 case MGN_MCS13: rateIndex = 25; break;
6135 case MGN_MCS14: rateIndex = 26; break;
6136 case MGN_MCS15: rateIndex = 27; break;
6137 default: rateIndex = 28; break;
6138 }
6139 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
6140 priv->stats.received_rate_histogram[0][rateIndex]++; //total
6141 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
6142 }
6143
6144 static void rtl8192_rx(struct net_device *dev)
6145 {
6146 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6147 struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
6148 bool unicast_packet = false;
6149 struct ieee80211_rx_stats stats = {
6150 .signal = 0,
6151 .noise = -98,
6152 .rate = 0,
6153 .freq = IEEE80211_24GHZ_BAND,
6154 };
6155 unsigned int count = priv->rxringcount;
6156
6157 stats.nic_type = NIC_8192E;
6158
6159 while (count--) {
6160 rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
6161 struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
6162
6163 if (pdesc->OWN){
6164 /* wait data to be filled by hardware */
6165 return;
6166 } else {
6167 stats.bICV = pdesc->ICV;
6168 stats.bCRC = pdesc->CRC32;
6169 stats.bHwError = pdesc->CRC32 | pdesc->ICV;
6170
6171 stats.Length = pdesc->Length;
6172 if(stats.Length < 24)
6173 stats.bHwError |= 1;
6174
6175 if(stats.bHwError) {
6176 stats.bShift = false;
6177
6178 if(pdesc->CRC32) {
6179 if (pdesc->Length <500)
6180 priv->stats.rxcrcerrmin++;
6181 else if (pdesc->Length >1000)
6182 priv->stats.rxcrcerrmax++;
6183 else
6184 priv->stats.rxcrcerrmid++;
6185 }
6186 goto done;
6187 } else {
6188 prx_fwinfo_819x_pci pDrvInfo = NULL;
6189 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
6190
6191 if (unlikely(!new_skb)) {
6192 goto done;
6193 }
6194
6195 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
6196 stats.RxBufShift = ((pdesc->Shift)&0x03);
6197 stats.Decrypted = !pdesc->SWDec;
6198
6199 pci_dma_sync_single_for_cpu(priv->pdev,
6200 *((dma_addr_t *)skb->cb),
6201 priv->rxbuffersize,
6202 PCI_DMA_FROMDEVICE);
6203 skb_put(skb, pdesc->Length);
6204 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
6205 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
6206
6207 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
6208 stats.bShortPreamble = pDrvInfo->SPLCP;
6209
6210 /* it is debug only. It should be disabled in released driver.
6211 * 2007.1.11 by Emily
6212 * */
6213 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
6214
6215 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
6216 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
6217
6218 stats.TimeStampLow = pDrvInfo->TSFL;
6219 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
6220
6221 UpdateRxPktTimeStamp8190(dev, &stats);
6222
6223 //
6224 // Get Total offset of MPDU Frame Body
6225 //
6226 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
6227 stats.bShift = 1;
6228
6229 stats.RxIs40MHzPacket = pDrvInfo->BW;
6230
6231 /* ???? */
6232 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
6233
6234 /* Rx A-MPDU */
6235 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
6236 RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
6237 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
6238 skb_trim(skb, skb->len - 4/*sCrcLng*/);
6239 /* rx packets statistics */
6240 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
6241 unicast_packet = false;
6242
6243 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
6244 //TODO
6245 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
6246 //TODO
6247 }else {
6248 /* unicast packet */
6249 unicast_packet = true;
6250 }
6251
6252 stats.packetlength = stats.Length-4;
6253 stats.fraglength = stats.packetlength;
6254 stats.fragoffset = 0;
6255 stats.ntotalfrag = 1;
6256
6257 if(!ieee80211_rtl_rx(priv->ieee80211, skb, &stats)){
6258 dev_kfree_skb_any(skb);
6259 } else {
6260 priv->stats.rxok++;
6261 if(unicast_packet) {
6262 priv->stats.rxbytesunicast += skb->len;
6263 }
6264 }
6265
6266 skb = new_skb;
6267 priv->rx_buf[priv->rx_idx] = skb;
6268 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
6269 }
6270
6271 }
6272 done:
6273 pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
6274 pdesc->OWN = 1;
6275 pdesc->Length = priv->rxbuffersize;
6276 if (priv->rx_idx == priv->rxringcount-1)
6277 pdesc->EOR = 1;
6278 priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
6279 }
6280
6281 }
6282
6283 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
6284 {
6285 rtl8192_rx(priv->ieee80211->dev);
6286 /* unmask RDU */
6287 write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
6288 }
6289
6290 static const struct net_device_ops rtl8192_netdev_ops = {
6291 .ndo_open = rtl8192_open,
6292 .ndo_stop = rtl8192_close,
6293 /* .ndo_get_stats = rtl8192_stats, */
6294 .ndo_tx_timeout = tx_timeout,
6295 .ndo_do_ioctl = rtl8192_ioctl,
6296 .ndo_set_multicast_list = r8192_set_multicast,
6297 .ndo_set_mac_address = r8192_set_mac_adr,
6298 .ndo_start_xmit = ieee80211_rtl_xmit,
6299 };
6300
6301 /****************************************************************************
6302 ---------------------------- PCI_STUFF---------------------------
6303 *****************************************************************************/
6304
6305 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
6306 const struct pci_device_id *id)
6307 {
6308 unsigned long ioaddr = 0;
6309 struct net_device *dev = NULL;
6310 struct r8192_priv *priv= NULL;
6311 u8 unit = 0;
6312 int ret = -ENODEV;
6313
6314 #ifdef CONFIG_RTL8192_IO_MAP
6315 unsigned long pio_start, pio_len, pio_flags;
6316 #else
6317 unsigned long pmem_start, pmem_len, pmem_flags;
6318 #endif //end #ifdef RTL_IO_MAP
6319
6320 RT_TRACE(COMP_INIT,"Configuring chip resources");
6321
6322 if( pci_enable_device (pdev) ){
6323 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
6324 return -EIO;
6325 }
6326
6327 pci_set_master(pdev);
6328 //pci_set_wmi(pdev);
6329 pci_set_dma_mask(pdev, 0xffffff00ULL);
6330 pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
6331 dev = alloc_ieee80211(sizeof(struct r8192_priv));
6332 if (!dev) {
6333 ret = -ENOMEM;
6334 goto fail_free;
6335 }
6336
6337 pci_set_drvdata(pdev, dev);
6338 SET_NETDEV_DEV(dev, &pdev->dev);
6339 priv = ieee80211_priv(dev);
6340 priv->ieee80211 = netdev_priv(dev);
6341 priv->pdev=pdev;
6342 if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
6343 priv->ieee80211->bSupportRemoteWakeUp = 1;
6344 } else
6345 {
6346 priv->ieee80211->bSupportRemoteWakeUp = 0;
6347 }
6348
6349 #ifdef CONFIG_RTL8192_IO_MAP
6350
6351 pio_start = (unsigned long)pci_resource_start (pdev, 0);
6352 pio_len = (unsigned long)pci_resource_len (pdev, 0);
6353 pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
6354
6355 if (!(pio_flags & IORESOURCE_IO)) {
6356 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
6357 goto fail;
6358 }
6359
6360 //DMESG("IO space @ 0x%08lx", pio_start );
6361 if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
6362 RT_TRACE(COMP_ERR,"request_region failed!");
6363 goto fail;
6364 }
6365
6366 ioaddr = pio_start;
6367 dev->base_addr = ioaddr; // device I/O address
6368
6369 #else
6370
6371 pmem_start = pci_resource_start(pdev, 1);
6372 pmem_len = pci_resource_len(pdev, 1);
6373 pmem_flags = pci_resource_flags (pdev, 1);
6374
6375 if (!(pmem_flags & IORESOURCE_MEM)) {
6376 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
6377 goto fail;
6378 }
6379
6380 //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
6381 if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
6382 RT_TRACE(COMP_ERR,"request_mem_region failed!");
6383 goto fail;
6384 }
6385
6386
6387 ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
6388 if( ioaddr == (unsigned long)NULL ){
6389 RT_TRACE(COMP_ERR,"ioremap failed!");
6390 // release_mem_region( pmem_start, pmem_len );
6391 goto fail1;
6392 }
6393
6394 dev->mem_start = ioaddr; // shared mem start
6395 dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
6396
6397 #endif //end #ifdef RTL_IO_MAP
6398
6399 /* We disable the RETRY_TIMEOUT register (0x41) to keep
6400 * PCI Tx retries from interfering with C3 CPU state */
6401 pci_write_config_byte(pdev, 0x41, 0x00);
6402
6403
6404 pci_read_config_byte(pdev, 0x05, &unit);
6405 pci_write_config_byte(pdev, 0x05, unit & (~0x04));
6406
6407 dev->irq = pdev->irq;
6408 priv->irq = 0;
6409
6410 dev->netdev_ops = &rtl8192_netdev_ops;
6411 #if 0
6412 dev->open = rtl8192_open;
6413 dev->stop = rtl8192_close;
6414 //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit;
6415 dev->tx_timeout = tx_timeout;
6416 //dev->wireless_handlers = &r8192_wx_handlers_def;
6417 dev->do_ioctl = rtl8192_ioctl;
6418 dev->set_multicast_list = r8192_set_multicast;
6419 dev->set_mac_address = r8192_set_mac_adr;
6420 #endif
6421
6422 //DMESG("Oops: i'm coming\n");
6423 #if WIRELESS_EXT >= 12
6424 #if WIRELESS_EXT < 17
6425 dev->get_wireless_stats = r8192_get_wireless_stats;
6426 #endif
6427 dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def;
6428 #endif
6429 //dev->get_wireless_stats = r8192_get_wireless_stats;
6430 dev->type=ARPHRD_ETHER;
6431
6432 dev->watchdog_timeo = HZ*3; //modified by john, 0805
6433
6434 if (dev_alloc_name(dev, ifname) < 0){
6435 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
6436 strcpy(ifname, "wlan%d");
6437 dev_alloc_name(dev, ifname);
6438 }
6439
6440 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
6441 if(rtl8192_init(dev)!=0){
6442 RT_TRACE(COMP_ERR, "Initialization failed");
6443 goto fail;
6444 }
6445
6446 netif_carrier_off(dev);
6447 netif_stop_queue(dev);
6448
6449 register_netdev(dev);
6450 RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
6451 rtl8192_proc_init_one(dev);
6452
6453
6454 RT_TRACE(COMP_INIT, "Driver probe completed\n");
6455 return 0;
6456
6457 fail1:
6458
6459 #ifdef CONFIG_RTL8180_IO_MAP
6460
6461 if( dev->base_addr != 0 ){
6462
6463 release_region(dev->base_addr,
6464 pci_resource_len(pdev, 0) );
6465 }
6466 #else
6467 if( dev->mem_start != (unsigned long)NULL ){
6468 iounmap( (void *)dev->mem_start );
6469 release_mem_region( pci_resource_start(pdev, 1),
6470 pci_resource_len(pdev, 1) );
6471 }
6472 #endif //end #ifdef RTL_IO_MAP
6473
6474 fail:
6475 if(dev){
6476
6477 if (priv->irq) {
6478 free_irq(dev->irq, dev);
6479 dev->irq=0;
6480 }
6481 free_ieee80211(dev);
6482 }
6483
6484 fail_free:
6485 pci_disable_device(pdev);
6486
6487 DMESG("wlan driver load failed\n");
6488 pci_set_drvdata(pdev, NULL);
6489 return ret;
6490
6491 }
6492
6493 /* detach all the work and timer structure declared or inititialized
6494 * in r8192_init function.
6495 * */
6496 void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
6497 {
6498 /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
6499 * is or is newer than 2.6.20 and work structure is defined to be struct work_struct.
6500 * Otherwise call cancel_delayed_work is enough.
6501 * FIXME (2.6.20 should 2.6.22, work_struct should not cancel)
6502 * */
6503 cancel_delayed_work(&priv->watch_dog_wq);
6504 cancel_delayed_work(&priv->update_beacon_wq);
6505 cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
6506 cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
6507 #ifdef RTL8192E
6508 cancel_delayed_work(&priv->gpio_change_rf_wq);
6509 #endif
6510 cancel_work_sync(&priv->reset_wq);
6511 cancel_work_sync(&priv->qos_activate);
6512 //cancel_work_sync(&priv->SetBWModeWorkItem);
6513 //cancel_work_sync(&priv->SwChnlWorkItem);
6514
6515 }
6516
6517
6518 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
6519 {
6520 struct net_device *dev = pci_get_drvdata(pdev);
6521 struct r8192_priv *priv ;
6522
6523 if(dev){
6524
6525 unregister_netdev(dev);
6526
6527 priv=ieee80211_priv(dev);
6528
6529 rtl8192_proc_remove_one(dev);
6530
6531 rtl8192_down(dev);
6532 if (priv->pFirmware)
6533 {
6534 vfree(priv->pFirmware);
6535 priv->pFirmware = NULL;
6536 }
6537 // priv->rf_close(dev);
6538 // rtl8192_usb_deleteendpoints(dev);
6539 destroy_workqueue(priv->priv_wq);
6540 /* redundant with rtl8192_down */
6541 // rtl8192_irq_disable(dev);
6542 // rtl8192_reset(dev);
6543 // mdelay(10);
6544 {
6545 u32 i;
6546 /* free tx/rx rings */
6547 rtl8192_free_rx_ring(dev);
6548 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
6549 rtl8192_free_tx_ring(dev, i);
6550 }
6551 }
6552 if(priv->irq){
6553
6554 printk("Freeing irq %d\n",dev->irq);
6555 free_irq(dev->irq, dev);
6556 priv->irq=0;
6557
6558 }
6559
6560
6561
6562 // free_beacon_desc_ring(dev,priv->txbeaconcount);
6563
6564 #ifdef CONFIG_RTL8180_IO_MAP
6565
6566 if( dev->base_addr != 0 ){
6567
6568 release_region(dev->base_addr,
6569 pci_resource_len(pdev, 0) );
6570 }
6571 #else
6572 if( dev->mem_start != (unsigned long)NULL ){
6573 iounmap( (void *)dev->mem_start );
6574 release_mem_region( pci_resource_start(pdev, 1),
6575 pci_resource_len(pdev, 1) );
6576 }
6577 #endif /*end #ifdef RTL_IO_MAP*/
6578 free_ieee80211(dev);
6579
6580 }
6581
6582 pci_disable_device(pdev);
6583 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
6584 }
6585
6586 extern int ieee80211_rtl_init(void);
6587 extern void ieee80211_rtl_exit(void);
6588
6589 static int __init rtl8192_pci_module_init(void)
6590 {
6591 int retval;
6592
6593 retval = ieee80211_rtl_init();
6594 if (retval)
6595 return retval;
6596
6597 printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
6598 printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
6599 RT_TRACE(COMP_INIT, "Initializing module");
6600 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
6601 rtl8192_proc_module_init();
6602 if(0!=pci_register_driver(&rtl8192_pci_driver))
6603 {
6604 DMESG("No device found");
6605 /*pci_unregister_driver (&rtl8192_pci_driver);*/
6606 return -ENODEV;
6607 }
6608 return 0;
6609 }
6610
6611
6612 static void __exit rtl8192_pci_module_exit(void)
6613 {
6614 pci_unregister_driver(&rtl8192_pci_driver);
6615
6616 RT_TRACE(COMP_DOWN, "Exiting");
6617 rtl8192_proc_module_remove();
6618 ieee80211_rtl_exit();
6619 }
6620
6621 //warning message WB
6622 static irqreturn_t rtl8192_interrupt(int irq, void *netdev)
6623 {
6624 struct net_device *dev = (struct net_device *) netdev;
6625 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6626 unsigned long flags;
6627 u32 inta;
6628 /* We should return IRQ_NONE, but for now let me keep this */
6629 if(priv->irq_enabled == 0){
6630 return IRQ_HANDLED;
6631 }
6632
6633 spin_lock_irqsave(&priv->irq_th_lock,flags);
6634
6635 //ISR: 4bytes
6636
6637 inta = read_nic_dword(dev, ISR);// & priv->IntrMask;
6638 write_nic_dword(dev,ISR,inta); // reset int situation
6639
6640 priv->stats.shints++;
6641 //DMESG("Enter interrupt, ISR value = 0x%08x", inta);
6642 if(!inta){
6643 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6644 return IRQ_HANDLED;
6645 /*
6646 most probably we can safely return IRQ_NONE,
6647 but for now is better to avoid problems
6648 */
6649 }
6650
6651 if(inta == 0xffff){
6652 /* HW disappared */
6653 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6654 return IRQ_HANDLED;
6655 }
6656
6657 priv->stats.ints++;
6658 #ifdef DEBUG_IRQ
6659 DMESG("NIC irq %x",inta);
6660 #endif
6661 //priv->irqpending = inta;
6662
6663
6664 if(!netif_running(dev)) {
6665 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6666 return IRQ_HANDLED;
6667 }
6668
6669 if(inta & IMR_TIMEOUT0){
6670 // write_nic_dword(dev, TimerInt, 0);
6671 //DMESG("=================>waking up");
6672 // rtl8180_hw_wakeup(dev);
6673 }
6674
6675 if(inta & IMR_TBDOK){
6676 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6677 rtl8192_tx_isr(dev, BEACON_QUEUE);
6678 priv->stats.txbeaconokint++;
6679 }
6680
6681 if(inta & IMR_TBDER){
6682 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6683 rtl8192_tx_isr(dev, BEACON_QUEUE);
6684 priv->stats.txbeaconerr++;
6685 }
6686
6687 if(inta & IMR_MGNTDOK ) {
6688 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
6689 priv->stats.txmanageokint++;
6690 rtl8192_tx_isr(dev,MGNT_QUEUE);
6691
6692 }
6693
6694 if(inta & IMR_COMDOK)
6695 {
6696 priv->stats.txcmdpktokint++;
6697 rtl8192_tx_isr(dev,TXCMD_QUEUE);
6698 }
6699
6700 if(inta & IMR_ROK){
6701 #ifdef DEBUG_RX
6702 DMESG("Frame arrived !");
6703 #endif
6704 priv->stats.rxint++;
6705 tasklet_schedule(&priv->irq_rx_tasklet);
6706 }
6707
6708 if(inta & IMR_BcnInt) {
6709 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
6710 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
6711 }
6712
6713 if(inta & IMR_RDU){
6714 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
6715 priv->stats.rxrdu++;
6716 /* reset int situation */
6717 write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
6718 tasklet_schedule(&priv->irq_rx_tasklet);
6719 }
6720
6721 if(inta & IMR_RXFOVW){
6722 RT_TRACE(COMP_INTR, "rx overflow !\n");
6723 priv->stats.rxoverflow++;
6724 tasklet_schedule(&priv->irq_rx_tasklet);
6725 }
6726
6727 if(inta & IMR_TXFOVW) priv->stats.txoverflow++;
6728
6729 if(inta & IMR_BKDOK){
6730 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
6731 priv->stats.txbkokint++;
6732 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6733 rtl8192_tx_isr(dev,BK_QUEUE);
6734 rtl8192_try_wake_queue(dev, BK_QUEUE);
6735 }
6736
6737 if(inta & IMR_BEDOK){
6738 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
6739 priv->stats.txbeokint++;
6740 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6741 rtl8192_tx_isr(dev,BE_QUEUE);
6742 rtl8192_try_wake_queue(dev, BE_QUEUE);
6743 }
6744
6745 if(inta & IMR_VIDOK){
6746 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
6747 priv->stats.txviokint++;
6748 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6749 rtl8192_tx_isr(dev,VI_QUEUE);
6750 rtl8192_try_wake_queue(dev, VI_QUEUE);
6751 }
6752
6753 if(inta & IMR_VODOK){
6754 priv->stats.txvookint++;
6755 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6756 rtl8192_tx_isr(dev,VO_QUEUE);
6757 rtl8192_try_wake_queue(dev, VO_QUEUE);
6758 }
6759
6760 force_pci_posting(dev);
6761 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6762
6763 return IRQ_HANDLED;
6764 }
6765
6766 static void rtl8192_try_wake_queue(struct net_device *dev, int pri)
6767 {
6768 #if 0
6769 unsigned long flags;
6770 short enough_desc;
6771 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6772
6773 spin_lock_irqsave(&priv->tx_lock,flags);
6774 enough_desc = check_nic_enough_desc(dev,pri);
6775 spin_unlock_irqrestore(&priv->tx_lock,flags);
6776
6777 if(enough_desc)
6778 ieee80211_rtl_wake_queue(priv->ieee80211);
6779 #endif
6780 }
6781
6782
6783 void EnableHWSecurityConfig8192(struct net_device *dev)
6784 {
6785 u8 SECR_value = 0x0;
6786 // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev);
6787 //printk("==>ieee1:%p, dev:%p\n", ieee1, dev);
6788 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6789 struct ieee80211_device* ieee = priv->ieee80211;
6790 //printk("==>ieee:%p, dev:%p\n", ieee, dev);
6791 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
6792 #if 1
6793 if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
6794 {
6795 SECR_value |= SCR_RxUseDK;
6796 SECR_value |= SCR_TxUseDK;
6797 }
6798 else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
6799 {
6800 SECR_value |= SCR_RxUseDK;
6801 SECR_value |= SCR_TxUseDK;
6802 }
6803
6804 #endif
6805
6806 //add HWSec active enable here.
6807 //default using hwsec. when peer AP is in N mode only and pairwise_key_type is none_aes(which HT_IOT_ACT_PURE_N_MODE indicates it), use software security. when peer AP is in b,g,n mode mixed and pairwise_key_type is none_aes, use g mode hw security. WB on 2008.7.4
6808 ieee->hwsec_active = 1;
6809
6810 if ((ieee->pHTInfo->IOTAction&HT_IOT_ACT_PURE_N_MODE) || !hwwep)//!ieee->hwsec_support) //add hwsec_support flag to totol control hw_sec on/off
6811 {
6812 ieee->hwsec_active = 0;
6813 SECR_value &= ~SCR_RxDecEnable;
6814 }
6815
6816 RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__,
6817 ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
6818 {
6819 write_nic_byte(dev, SECR, SECR_value);//SECR_value | SCR_UseDK );
6820 }
6821
6822 }
6823 #define TOTAL_CAM_ENTRY 32
6824 //#define CAM_CONTENT_COUNT 8
6825 void setKey( struct net_device *dev,
6826 u8 EntryNo,
6827 u8 KeyIndex,
6828 u16 KeyType,
6829 const u8 *MacAddr,
6830 u8 DefaultKey,
6831 u32 *KeyContent )
6832 {
6833 u32 TargetCommand = 0;
6834 u32 TargetContent = 0;
6835 u16 usConfig = 0;
6836 u8 i;
6837 #ifdef ENABLE_IPS
6838 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6839 RT_RF_POWER_STATE rtState;
6840 rtState = priv->ieee80211->eRFPowerState;
6841 if(priv->ieee80211->PowerSaveControl.bInactivePs){
6842 if(rtState == eRfOff){
6843 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6844 {
6845 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6846 //up(&priv->wx_sem);
6847 return ;
6848 }
6849 else{
6850 down(&priv->ieee80211->ips_sem);
6851 IPSLeave(dev);
6852 up(&priv->ieee80211->ips_sem);
6853 }
6854 }
6855 }
6856 priv->ieee80211->is_set_key = true;
6857 #endif
6858 if (EntryNo >= TOTAL_CAM_ENTRY)
6859 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6860
6861 RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n", dev,EntryNo, KeyIndex, KeyType, MacAddr);
6862
6863 if (DefaultKey)
6864 usConfig |= BIT15 | (KeyType<<2);
6865 else
6866 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6867 // usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6868
6869
6870 for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6871 TargetCommand = i+CAM_CONTENT_COUNT*EntryNo;
6872 TargetCommand |= BIT31|BIT16;
6873
6874 if(i==0){//MAC|Config
6875 TargetContent = (u32)(*(MacAddr+0)) << 16|
6876 (u32)(*(MacAddr+1)) << 24|
6877 (u32)usConfig;
6878
6879 write_nic_dword(dev, WCAMI, TargetContent);
6880 write_nic_dword(dev, RWCAM, TargetCommand);
6881 // printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo));
6882 }
6883 else if(i==1){//MAC
6884 TargetContent = (u32)(*(MacAddr+2)) |
6885 (u32)(*(MacAddr+3)) << 8|
6886 (u32)(*(MacAddr+4)) << 16|
6887 (u32)(*(MacAddr+5)) << 24;
6888 write_nic_dword(dev, WCAMI, TargetContent);
6889 write_nic_dword(dev, RWCAM, TargetCommand);
6890 }
6891 else { //Key Material
6892 if(KeyContent != NULL)
6893 {
6894 write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6895 write_nic_dword(dev, RWCAM, TargetCommand);
6896 }
6897 }
6898 }
6899 RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6900 }
6901 // This function seems not ready! WB
6902 void CamPrintDbgReg(struct net_device* dev)
6903 {
6904 unsigned long rvalue;
6905 unsigned char ucValue;
6906 write_nic_dword(dev, DCAM, 0x80000000);
6907 msleep(40);
6908 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6909 RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue);
6910 if((rvalue & 0x40000000) != 0x4000000)
6911 RT_TRACE(COMP_SEC, "-->TX Key Not Found ");
6912 msleep(20);
6913 write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40);
6914 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6915 RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue);
6916 if((rvalue & 0x40000000) != 0x4000000)
6917 RT_TRACE(COMP_SEC, "-->CAM Key Not Found ");
6918 ucValue = read_nic_byte(dev, SECR);
6919 RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue);
6920 }
6921
6922 bool NicIFEnableNIC(struct net_device* dev)
6923 {
6924 RT_STATUS init_status = RT_STATUS_SUCCESS;
6925 struct r8192_priv* priv = ieee80211_priv(dev);
6926 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
6927
6928 //YJ,add,091109
6929 if (priv->up == 0){
6930 RT_TRACE(COMP_ERR, "ERR!!! %s(): Driver is already down!\n",__FUNCTION__);
6931 priv->bdisable_nic = false; //YJ,add,091111
6932 return false;
6933 }
6934 // <1> Reset memory: descriptor, buffer,..
6935 //NicIFResetMemory(Adapter);
6936
6937 // <2> Enable Adapter
6938 //printk("===========>%s()\n",__FUNCTION__);
6939 //priv->bfirst_init = true;
6940 init_status = rtl8192_adapter_start(dev);
6941 if (init_status != RT_STATUS_SUCCESS) {
6942 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
6943 priv->bdisable_nic = false; //YJ,add,091111
6944 return -1;
6945 }
6946 //printk("start adapter finished\n");
6947 RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
6948 //priv->bfirst_init = false;
6949
6950 // <3> Enable Interrupt
6951 rtl8192_irq_enable(dev);
6952 priv->bdisable_nic = false;
6953 //RT_TRACE(COMP_PS,"<===========%s()\n",__FUNCTION__);
6954 return (init_status == RT_STATUS_SUCCESS) ? true:false;
6955 }
6956 bool NicIFDisableNIC(struct net_device* dev)
6957 {
6958 bool status = true;
6959 struct r8192_priv* priv = ieee80211_priv(dev);
6960 u8 tmp_state = 0;
6961 // <1> Disable Interrupt
6962 //RT_TRACE(COMP_PS, "=========>%s()\n",__FUNCTION__);
6963 priv->bdisable_nic = true; //YJ,move,091109
6964 tmp_state = priv->ieee80211->state;
6965
6966 ieee80211_softmac_stop_protocol(priv->ieee80211, false);
6967
6968 priv->ieee80211->state = tmp_state;
6969 rtl8192_cancel_deferred_work(priv);
6970 rtl8192_irq_disable(dev);
6971 // <2> Stop all timer
6972
6973 // <3> Disable Adapter
6974 rtl8192_halt_adapter(dev, false);
6975 // priv->bdisable_nic = true;
6976 //RT_TRACE(COMP_PS, "<=========%s()\n",__FUNCTION__);
6977
6978 return status;
6979 }
6980
6981
6982 /***************************************************************************
6983 ------------------- module init / exit stubs ----------------
6984 ****************************************************************************/
6985 module_init(rtl8192_pci_module_init);
6986 module_exit(rtl8192_pci_module_exit);
Linux kernel - Deliverables
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