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Staging: rtl8192e: Use the standard config option for PM functions
[linux-2.6/x86.git] / drivers / staging / rtl8192e / r8192E_core.c
blob604c691d64b528669faf6c01b52bbde8867721a9
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 #ifndef PCI_DEVICE
96 #define PCI_DEVICE(vend,dev)\
97 .vendor=(vend),.device=(dev),\
98 .subvendor=PCI_ANY_ID,.subdevice=PCI_ANY_ID
99 #endif
100 static struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = {
101 #ifdef RTL8190P
102 /* Realtek */
103 /* Dlink */
104 { PCI_DEVICE(0x10ec, 0x8190) },
105 /* Corega */
106 { PCI_DEVICE(0x07aa, 0x0045) },
107 { PCI_DEVICE(0x07aa, 0x0046) },
108 #else
109 /* Realtek */
110 { PCI_DEVICE(0x10ec, 0x8192) },
111
112 /* Corega */
113 { PCI_DEVICE(0x07aa, 0x0044) },
114 { PCI_DEVICE(0x07aa, 0x0047) },
115 #endif
116 {}
117 };
118
119 static char* ifname = "wlan%d";
120 static int hwwep = 1; //default use hw. set 0 to use software security
121 static int channels = 0x3fff;
122
123 MODULE_LICENSE("GPL");
124 MODULE_VERSION("V 1.1");
125 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
126 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
127 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
128
129
130 module_param(ifname, charp, S_IRUGO|S_IWUSR );
131 //module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
132 module_param(hwwep,int, S_IRUGO|S_IWUSR);
133 module_param(channels,int, S_IRUGO|S_IWUSR);
134
135 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
136 //MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
137 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
138 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
139
140 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
141 const struct pci_device_id *id);
142 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
143
144 static struct pci_driver rtl8192_pci_driver = {
145 .name = RTL819xE_MODULE_NAME, /* Driver name */
146 .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */
147 .probe = rtl8192_pci_probe, /* probe fn */
148 .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */
149 #ifdef CONFIG_PM
150 .suspend = rtl8192E_suspend, /* PM suspend fn */
151 .resume = rtl8192E_resume, /* PM resume fn */
152 #else
153 .suspend = NULL, /* PM suspend fn */
154 .resume = NULL, /* PM resume fn */
155 #endif
156 };
157
158 #ifdef ENABLE_DOT11D
159
160 typedef struct _CHANNEL_LIST
161 {
162 u8 Channel[32];
163 u8 Len;
164 }CHANNEL_LIST, *PCHANNEL_LIST;
165
166 static CHANNEL_LIST ChannelPlan[] = {
167 {{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
168 {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC
169 {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI
170 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI.
171 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI.
172 {{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
173 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
174 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel.
175 {{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
176 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC
177 {{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
178 };
179
180 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
181 {
182 int i, max_chan=-1, min_chan=-1;
183 struct ieee80211_device* ieee = priv->ieee80211;
184 switch (channel_plan)
185 {
186 case COUNTRY_CODE_FCC:
187 case COUNTRY_CODE_IC:
188 case COUNTRY_CODE_ETSI:
189 case COUNTRY_CODE_SPAIN:
190 case COUNTRY_CODE_FRANCE:
191 case COUNTRY_CODE_MKK:
192 case COUNTRY_CODE_MKK1:
193 case COUNTRY_CODE_ISRAEL:
194 case COUNTRY_CODE_TELEC:
195 case COUNTRY_CODE_MIC:
196 {
197 Dot11d_Init(ieee);
198 ieee->bGlobalDomain = false;
199 //acturally 8225 & 8256 rf chip only support B,G,24N mode
200 if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
201 {
202 min_chan = 1;
203 max_chan = 14;
204 }
205 else
206 {
207 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
208 }
209 if (ChannelPlan[channel_plan].Len != 0){
210 // Clear old channel map
211 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
212 // Set new channel map
213 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
214 {
215 if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
216 break;
217 GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
218 }
219 }
220 break;
221 }
222 case COUNTRY_CODE_GLOBAL_DOMAIN:
223 {
224 GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
225 Dot11d_Reset(ieee);
226 ieee->bGlobalDomain = true;
227 break;
228 }
229 default:
230 break;
231 }
232 }
233 #endif
234
235
236 #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 )
237 /* 2007/07/25 MH Defien temp tx fw info. */
238 static TX_FWINFO_T Tmp_TxFwInfo;
239
240
241 #define rx_hal_is_cck_rate(_pdrvinfo)\
242 (_pdrvinfo->RxRate == DESC90_RATE1M ||\
243 _pdrvinfo->RxRate == DESC90_RATE2M ||\
244 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
245 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
246 !_pdrvinfo->RxHT\
247
248
249 void CamResetAllEntry(struct net_device *dev)
250 {
251 //u8 ucIndex;
252 u32 ulcommand = 0;
253
254 #if 1
255 ulcommand |= BIT31|BIT30;
256 write_nic_dword(dev, RWCAM, ulcommand);
257 #else
258 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
259 CAM_mark_invalid(dev, ucIndex);
260 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
261 CAM_empty_entry(dev, ucIndex);
262 #endif
263 }
264
265
266 void write_cam(struct net_device *dev, u8 addr, u32 data)
267 {
268 write_nic_dword(dev, WCAMI, data);
269 write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
270 }
271 u32 read_cam(struct net_device *dev, u8 addr)
272 {
273 write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
274 return read_nic_dword(dev, 0xa8);
275 }
276
277 ////////////////////////////////////////////////////////////
278 #ifdef CONFIG_RTL8180_IO_MAP
279
280 u8 read_nic_byte(struct net_device *dev, int x)
281 {
282 return 0xff&inb(dev->base_addr +x);
283 }
284
285 u32 read_nic_dword(struct net_device *dev, int x)
286 {
287 return inl(dev->base_addr +x);
288 }
289
290 u16 read_nic_word(struct net_device *dev, int x)
291 {
292 return inw(dev->base_addr +x);
293 }
294
295 void write_nic_byte(struct net_device *dev, int x,u8 y)
296 {
297 outb(y&0xff,dev->base_addr +x);
298 }
299
300 void write_nic_word(struct net_device *dev, int x,u16 y)
301 {
302 outw(y,dev->base_addr +x);
303 }
304
305 void write_nic_dword(struct net_device *dev, int x,u32 y)
306 {
307 outl(y,dev->base_addr +x);
308 }
309
310 #else /* RTL_IO_MAP */
311
312 u8 read_nic_byte(struct net_device *dev, int x)
313 {
314 return 0xff&readb((u8*)dev->mem_start +x);
315 }
316
317 u32 read_nic_dword(struct net_device *dev, int x)
318 {
319 return readl((u8*)dev->mem_start +x);
320 }
321
322 u16 read_nic_word(struct net_device *dev, int x)
323 {
324 return readw((u8*)dev->mem_start +x);
325 }
326
327 void write_nic_byte(struct net_device *dev, int x,u8 y)
328 {
329 writeb(y,(u8*)dev->mem_start +x);
330 udelay(20);
331 }
332
333 void write_nic_dword(struct net_device *dev, int x,u32 y)
334 {
335 writel(y,(u8*)dev->mem_start +x);
336 udelay(20);
337 }
338
339 void write_nic_word(struct net_device *dev, int x,u16 y)
340 {
341 writew(y,(u8*)dev->mem_start +x);
342 udelay(20);
343 }
344
345 #endif /* RTL_IO_MAP */
346
347 u8 rtl8192e_ap_sec_type(struct ieee80211_device *ieee)
348 {
349 //struct r8192_priv* priv = ieee80211_priv(dev);
350 //struct ieee80211_device *ieee = priv->ieee80211;
351
352 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
353 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
354 int wpa_ie_len= ieee->wpa_ie_len;
355 struct ieee80211_crypt_data* crypt;
356 int encrypt;
357
358 crypt = ieee->crypt[ieee->tx_keyidx];
359
360 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) ||\
361 (ieee->host_encrypt && crypt && crypt->ops && \
362 (0 == strcmp(crypt->ops->name,"WEP")));
363
364 /* simply judge */
365 if(encrypt && (wpa_ie_len == 0)) {
366 // wep encryption, no N mode setting */
367 return SEC_ALG_WEP;
368 } else if((wpa_ie_len != 0)) {
369 // parse pairwise key type */
370 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) ||
371 ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
372 return SEC_ALG_CCMP;
373 else
374 return SEC_ALG_TKIP;
375 } else {
376 return SEC_ALG_NONE;
377 }
378 }
379
380 void
381 rtl8192e_SetHwReg(struct net_device *dev,u8 variable,u8* val)
382 {
383 struct r8192_priv* priv = ieee80211_priv(dev);
384
385 switch(variable)
386 {
387
388 case HW_VAR_BSSID:
389 write_nic_dword(dev, BSSIDR, ((u32*)(val))[0]);
390 write_nic_word(dev, BSSIDR+2, ((u16*)(val+2))[0]);
391 break;
392
393 case HW_VAR_MEDIA_STATUS:
394 {
395 RT_OP_MODE OpMode = *((RT_OP_MODE *)(val));
396 //LED_CTL_MODE LedAction = LED_CTL_NO_LINK;
397 u8 btMsr = read_nic_byte(dev, MSR);
398
399 btMsr &= 0xfc;
400
401 switch(OpMode)
402 {
403 case RT_OP_MODE_INFRASTRUCTURE:
404 btMsr |= MSR_INFRA;
405 //LedAction = LED_CTL_LINK;
406 break;
407
408 case RT_OP_MODE_IBSS:
409 btMsr |= MSR_ADHOC;
410 // led link set seperate
411 break;
412
413 case RT_OP_MODE_AP:
414 btMsr |= MSR_AP;
415 //LedAction = LED_CTL_LINK;
416 break;
417
418 default:
419 btMsr |= MSR_NOLINK;
420 break;
421 }
422
423 write_nic_byte(dev, MSR, btMsr);
424
425 //priv->ieee80211->LedControlHandler(dev, LedAction);
426 }
427 break;
428
429 case HW_VAR_CECHK_BSSID:
430 {
431 u32 RegRCR, Type;
432
433 Type = ((u8*)(val))[0];
434 //priv->ieee80211->GetHwRegHandler(dev, HW_VAR_RCR, (u8*)(&RegRCR));
435 RegRCR = read_nic_dword(dev,RCR);
436 priv->ReceiveConfig = RegRCR;
437
438 if (Type == true)
439 RegRCR |= (RCR_CBSSID);
440 else if (Type == false)
441 RegRCR &= (~RCR_CBSSID);
442
443 //priv->ieee80211->SetHwRegHandler( dev, HW_VAR_RCR, (u8*)(&RegRCR) );
444 write_nic_dword(dev, RCR,RegRCR);
445 priv->ReceiveConfig = RegRCR;
446
447 }
448 break;
449
450 case HW_VAR_SLOT_TIME:
451 {
452 //PSTA_QOS pStaQos = Adapter->MgntInfo.pStaQos;
453 //AC_CODING eACI;
454
455 priv->slot_time = val[0];
456 write_nic_byte(dev, SLOT_TIME, val[0]);
457
458 }
459 break;
460
461 case HW_VAR_ACK_PREAMBLE:
462 {
463 u32 regTmp = 0;
464 priv->short_preamble = (bool)(*(u8*)val );
465 regTmp = priv->basic_rate;
466 if (priv->short_preamble)
467 regTmp |= BRSR_AckShortPmb;
468 write_nic_dword(dev, RRSR, regTmp);
469 }
470 break;
471
472 case HW_VAR_CPU_RST:
473 write_nic_dword(dev, CPU_GEN, ((u32*)(val))[0]);
474 break;
475
476 default:
477 break;
478 }
479
480 }
481
482
483 ///////////////////////////////////////////////////////////
484
485 //u8 read_phy_cck(struct net_device *dev, u8 adr);
486 //u8 read_phy_ofdm(struct net_device *dev, u8 adr);
487 /* this might still called in what was the PHY rtl8185/rtl8192 common code
488 * plans are to possibilty turn it again in one common code...
489 */
490 inline void force_pci_posting(struct net_device *dev)
491 {
492 }
493
494
495 //warning message WB
496 irqreturn_t rtl8192_interrupt(int irq, void *netdev);
497 //static struct net_device_stats *rtl8192_stats(struct net_device *dev);
498 void rtl8192_commit(struct net_device *dev);
499 //void rtl8192_restart(struct net_device *dev);
500 void rtl8192_restart(struct work_struct *work);
501 //void rtl8192_rq_tx_ack(struct work_struct *work);
502
503 void watch_dog_timer_callback(unsigned long data);
504 /****************************************************************************
505 -----------------------------PROCFS STUFF-------------------------
506 *****************************************************************************/
507
508 static struct proc_dir_entry *rtl8192_proc = NULL;
509
510
511
512 static int proc_get_stats_ap(char *page, char **start,
513 off_t offset, int count,
514 int *eof, void *data)
515 {
516 struct net_device *dev = data;
517 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
518 struct ieee80211_device *ieee = priv->ieee80211;
519 struct ieee80211_network *target;
520
521 int len = 0;
522
523 list_for_each_entry(target, &ieee->network_list, list) {
524
525 len += snprintf(page + len, count - len,
526 "%s ", target->ssid);
527
528 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
529 len += snprintf(page + len, count - len,
530 "WPA\n");
531 }
532 else{
533 len += snprintf(page + len, count - len,
534 "non_WPA\n");
535 }
536
537 }
538
539 *eof = 1;
540 return len;
541 }
542
543 static int proc_get_registers(char *page, char **start,
544 off_t offset, int count,
545 int *eof, void *data)
546 {
547 struct net_device *dev = data;
548 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
549
550 int len = 0;
551 int i,n;
552
553 int max=0xff;
554
555 /* This dump the current register page */
556 len += snprintf(page + len, count - len,
557 "\n####################page 0##################\n ");
558
559 for(n=0;n<=max;)
560 {
561 //printk( "\nD: %2x> ", n);
562 len += snprintf(page + len, count - len,
563 "\nD: %2x > ",n);
564
565 for(i=0;i<16 && n<=max;i++,n++)
566 len += snprintf(page + len, count - len,
567 "%2x ",read_nic_byte(dev,n));
568
569 // printk("%2x ",read_nic_byte(dev,n));
570 }
571 len += snprintf(page + len, count - len,"\n");
572 len += snprintf(page + len, count - len,
573 "\n####################page 1##################\n ");
574 for(n=0;n<=max;)
575 {
576 //printk( "\nD: %2x> ", n);
577 len += snprintf(page + len, count - len,
578 "\nD: %2x > ",n);
579
580 for(i=0;i<16 && n<=max;i++,n++)
581 len += snprintf(page + len, count - len,
582 "%2x ",read_nic_byte(dev,0x100|n));
583
584 // printk("%2x ",read_nic_byte(dev,n));
585 }
586
587 len += snprintf(page + len, count - len,
588 "\n####################page 3##################\n ");
589 for(n=0;n<=max;)
590 {
591 //printk( "\nD: %2x> ", n);
592 len += snprintf(page + len, count - len,
593 "\nD: %2x > ",n);
594
595 for(i=0;i<16 && n<=max;i++,n++)
596 len += snprintf(page + len, count - len,
597 "%2x ",read_nic_byte(dev,0x300|n));
598
599 // printk("%2x ",read_nic_byte(dev,n));
600 }
601
602
603 *eof = 1;
604 return len;
605
606 }
607
608
609
610 static int proc_get_stats_tx(char *page, char **start,
611 off_t offset, int count,
612 int *eof, void *data)
613 {
614 struct net_device *dev = data;
615 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
616
617 int len = 0;
618
619 len += snprintf(page + len, count - len,
620 "TX VI priority ok int: %lu\n"
621 // "TX VI priority error int: %lu\n"
622 "TX VO priority ok int: %lu\n"
623 // "TX VO priority error int: %lu\n"
624 "TX BE priority ok int: %lu\n"
625 // "TX BE priority error int: %lu\n"
626 "TX BK priority ok int: %lu\n"
627 // "TX BK priority error int: %lu\n"
628 "TX MANAGE priority ok int: %lu\n"
629 // "TX MANAGE priority error int: %lu\n"
630 "TX BEACON priority ok int: %lu\n"
631 "TX BEACON priority error int: %lu\n"
632 "TX CMDPKT priority ok int: %lu\n"
633 // "TX high priority ok int: %lu\n"
634 // "TX high priority failed error int: %lu\n"
635 // "TX queue resume: %lu\n"
636 "TX queue stopped?: %d\n"
637 "TX fifo overflow: %lu\n"
638 // "TX beacon: %lu\n"
639 // "TX VI queue: %d\n"
640 // "TX VO queue: %d\n"
641 // "TX BE queue: %d\n"
642 // "TX BK queue: %d\n"
643 // "TX HW queue: %d\n"
644 // "TX VI dropped: %lu\n"
645 // "TX VO dropped: %lu\n"
646 // "TX BE dropped: %lu\n"
647 // "TX BK dropped: %lu\n"
648 "TX total data packets %lu\n"
649 "TX total data bytes :%lu\n",
650 // "TX beacon aborted: %lu\n",
651 priv->stats.txviokint,
652 // priv->stats.txvierr,
653 priv->stats.txvookint,
654 // priv->stats.txvoerr,
655 priv->stats.txbeokint,
656 // priv->stats.txbeerr,
657 priv->stats.txbkokint,
658 // priv->stats.txbkerr,
659 priv->stats.txmanageokint,
660 // priv->stats.txmanageerr,
661 priv->stats.txbeaconokint,
662 priv->stats.txbeaconerr,
663 priv->stats.txcmdpktokint,
664 // priv->stats.txhpokint,
665 // priv->stats.txhperr,
666 // priv->stats.txresumed,
667 netif_queue_stopped(dev),
668 priv->stats.txoverflow,
669 // priv->stats.txbeacon,
670 // atomic_read(&(priv->tx_pending[VI_QUEUE])),
671 // atomic_read(&(priv->tx_pending[VO_QUEUE])),
672 // atomic_read(&(priv->tx_pending[BE_QUEUE])),
673 // atomic_read(&(priv->tx_pending[BK_QUEUE])),
674 // read_nic_byte(dev, TXFIFOCOUNT),
675 // priv->stats.txvidrop,
676 // priv->stats.txvodrop,
677 priv->ieee80211->stats.tx_packets,
678 priv->ieee80211->stats.tx_bytes
679
680
681 // priv->stats.txbedrop,
682 // priv->stats.txbkdrop
683 // priv->stats.txdatapkt
684 // priv->stats.txbeaconerr
685 );
686
687 *eof = 1;
688 return len;
689 }
690
691
692
693 static int proc_get_stats_rx(char *page, char **start,
694 off_t offset, int count,
695 int *eof, void *data)
696 {
697 struct net_device *dev = data;
698 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
699
700 int len = 0;
701
702 len += snprintf(page + len, count - len,
703 "RX packets: %lu\n"
704 "RX desc err: %lu\n"
705 "RX rx overflow error: %lu\n"
706 "RX invalid urb error: %lu\n",
707 priv->stats.rxint,
708 priv->stats.rxrdu,
709 priv->stats.rxoverflow,
710 priv->stats.rxurberr);
711
712 *eof = 1;
713 return len;
714 }
715
716 static void rtl8192_proc_module_init(void)
717 {
718 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
719 rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
720 }
721
722
723 static void rtl8192_proc_module_remove(void)
724 {
725 remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
726 }
727
728
729 static void rtl8192_proc_remove_one(struct net_device *dev)
730 {
731 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
732
733 printk("dev name=======> %s\n",dev->name);
734
735 if (priv->dir_dev) {
736 // remove_proc_entry("stats-hw", priv->dir_dev);
737 remove_proc_entry("stats-tx", priv->dir_dev);
738 remove_proc_entry("stats-rx", priv->dir_dev);
739 // remove_proc_entry("stats-ieee", priv->dir_dev);
740 remove_proc_entry("stats-ap", priv->dir_dev);
741 remove_proc_entry("registers", priv->dir_dev);
742 // remove_proc_entry("cck-registers",priv->dir_dev);
743 // remove_proc_entry("ofdm-registers",priv->dir_dev);
744 //remove_proc_entry(dev->name, rtl8192_proc);
745 remove_proc_entry("wlan0", rtl8192_proc);
746 priv->dir_dev = NULL;
747 }
748 }
749
750
751 static void rtl8192_proc_init_one(struct net_device *dev)
752 {
753 struct proc_dir_entry *e;
754 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
755 priv->dir_dev = create_proc_entry(dev->name,
756 S_IFDIR | S_IRUGO | S_IXUGO,
757 rtl8192_proc);
758 if (!priv->dir_dev) {
759 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
760 dev->name);
761 return;
762 }
763 e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
764 priv->dir_dev, proc_get_stats_rx, dev);
765
766 if (!e) {
767 RT_TRACE(COMP_ERR,"Unable to initialize "
768 "/proc/net/rtl8192/%s/stats-rx\n",
769 dev->name);
770 }
771
772
773 e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
774 priv->dir_dev, proc_get_stats_tx, dev);
775
776 if (!e) {
777 RT_TRACE(COMP_ERR, "Unable to initialize "
778 "/proc/net/rtl8192/%s/stats-tx\n",
779 dev->name);
780 }
781
782 e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
783 priv->dir_dev, proc_get_stats_ap, dev);
784
785 if (!e) {
786 RT_TRACE(COMP_ERR, "Unable to initialize "
787 "/proc/net/rtl8192/%s/stats-ap\n",
788 dev->name);
789 }
790
791 e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
792 priv->dir_dev, proc_get_registers, dev);
793 if (!e) {
794 RT_TRACE(COMP_ERR, "Unable to initialize "
795 "/proc/net/rtl8192/%s/registers\n",
796 dev->name);
797 }
798 }
799 /****************************************************************************
800 -----------------------------MISC STUFF-------------------------
801 *****************************************************************************/
802
803 short check_nic_enough_desc(struct net_device *dev, int prio)
804 {
805 struct r8192_priv *priv = ieee80211_priv(dev);
806 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
807
808 /* for now we reserve two free descriptor as a safety boundary
809 * between the tail and the head
810 */
811 if (ring->entries - skb_queue_len(&ring->queue) >= 2) {
812 return 1;
813 } else {
814 return 0;
815 }
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 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 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 return;
1198 }
1199
1200 /* This is a rough attempt to TX a frame
1201 * This is called by the ieee 80211 stack to TX management frames.
1202 * If the ring is full packet are dropped (for data frame the queue
1203 * is stopped before this can happen).
1204 */
1205 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
1206 {
1207 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1208
1209
1210 int ret;
1211 //unsigned long flags;
1212 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1213 u8 queue_index = tcb_desc->queue_index;
1214
1215 if(queue_index != TXCMD_QUEUE){
1216 if((priv->bHwRadioOff == true)||(!priv->up))
1217 {
1218 kfree_skb(skb);
1219 return 0;
1220 }
1221 }
1222
1223 //spin_lock_irqsave(&priv->tx_lock,flags);
1224
1225 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1226 if(queue_index == TXCMD_QUEUE) {
1227 // skb_push(skb, USB_HWDESC_HEADER_LEN);
1228 rtl819xE_tx_cmd(dev, skb);
1229 ret = 0;
1230 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1231 return ret;
1232 } else {
1233 // RT_TRACE(COMP_SEND, "To send management packet\n");
1234 tcb_desc->RATRIndex = 7;
1235 tcb_desc->bTxDisableRateFallBack = 1;
1236 tcb_desc->bTxUseDriverAssingedRate = 1;
1237 tcb_desc->bTxEnableFwCalcDur = 1;
1238 skb_push(skb, priv->ieee80211->tx_headroom);
1239 ret = rtl8192_tx(dev, skb);
1240 if(ret != 0) {
1241 kfree_skb(skb);
1242 };
1243 }
1244
1245 // priv->ieee80211->stats.tx_bytes+=skb->len;
1246 // priv->ieee80211->stats.tx_packets++;
1247
1248 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1249
1250 return ret;
1251
1252 }
1253
1254
1255 void rtl8192_try_wake_queue(struct net_device *dev, int pri);
1256
1257 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1258 {
1259 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1260
1261 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1262
1263 while (skb_queue_len(&ring->queue)) {
1264 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1265 struct sk_buff *skb;
1266
1267 /* beacon packet will only use the first descriptor defaultly,
1268 * and the OWN may not be cleared by the hardware
1269 * */
1270 if(prio != BEACON_QUEUE) {
1271 if(entry->OWN)
1272 return;
1273 ring->idx = (ring->idx + 1) % ring->entries;
1274 }
1275
1276 skb = __skb_dequeue(&ring->queue);
1277 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1278 skb->len, PCI_DMA_TODEVICE);
1279
1280 kfree_skb(skb);
1281 }
1282 if (prio == MGNT_QUEUE){
1283 if (priv->ieee80211->ack_tx_to_ieee){
1284 if (rtl8192_is_tx_queue_empty(dev)){
1285 priv->ieee80211->ack_tx_to_ieee = 0;
1286 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1287 }
1288 }
1289 }
1290
1291 if(prio != BEACON_QUEUE) {
1292 /* try to deal with the pending packets */
1293 tasklet_schedule(&priv->irq_tx_tasklet);
1294 }
1295
1296 }
1297
1298 static void rtl8192_stop_beacon(struct net_device *dev)
1299 {
1300 //rtl8192_beacon_disable(dev);
1301 }
1302
1303 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1304 {
1305 struct r8192_priv *priv = ieee80211_priv(dev);
1306 struct ieee80211_network *net;
1307 u8 i=0, basic_rate = 0;
1308 net = & priv->ieee80211->current_network;
1309
1310 for (i=0; i<net->rates_len; i++)
1311 {
1312 basic_rate = net->rates[i]&0x7f;
1313 switch(basic_rate)
1314 {
1315 case MGN_1M: *rate_config |= RRSR_1M; break;
1316 case MGN_2M: *rate_config |= RRSR_2M; break;
1317 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1318 case MGN_11M: *rate_config |= RRSR_11M; break;
1319 case MGN_6M: *rate_config |= RRSR_6M; break;
1320 case MGN_9M: *rate_config |= RRSR_9M; break;
1321 case MGN_12M: *rate_config |= RRSR_12M; break;
1322 case MGN_18M: *rate_config |= RRSR_18M; break;
1323 case MGN_24M: *rate_config |= RRSR_24M; break;
1324 case MGN_36M: *rate_config |= RRSR_36M; break;
1325 case MGN_48M: *rate_config |= RRSR_48M; break;
1326 case MGN_54M: *rate_config |= RRSR_54M; break;
1327 }
1328 }
1329 for (i=0; i<net->rates_ex_len; i++)
1330 {
1331 basic_rate = net->rates_ex[i]&0x7f;
1332 switch(basic_rate)
1333 {
1334 case MGN_1M: *rate_config |= RRSR_1M; break;
1335 case MGN_2M: *rate_config |= RRSR_2M; break;
1336 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1337 case MGN_11M: *rate_config |= RRSR_11M; break;
1338 case MGN_6M: *rate_config |= RRSR_6M; break;
1339 case MGN_9M: *rate_config |= RRSR_9M; break;
1340 case MGN_12M: *rate_config |= RRSR_12M; break;
1341 case MGN_18M: *rate_config |= RRSR_18M; break;
1342 case MGN_24M: *rate_config |= RRSR_24M; break;
1343 case MGN_36M: *rate_config |= RRSR_36M; break;
1344 case MGN_48M: *rate_config |= RRSR_48M; break;
1345 case MGN_54M: *rate_config |= RRSR_54M; break;
1346 }
1347 }
1348 }
1349
1350
1351 #define SHORT_SLOT_TIME 9
1352 #define NON_SHORT_SLOT_TIME 20
1353
1354 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1355 {
1356 u32 tmp = 0;
1357 struct r8192_priv *priv = ieee80211_priv(dev);
1358 struct ieee80211_network *net = &priv->ieee80211->current_network;
1359 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1360 tmp = priv->basic_rate;
1361 if (priv->short_preamble)
1362 tmp |= BRSR_AckShortPmb;
1363 write_nic_dword(dev, RRSR, tmp);
1364
1365 if (net->mode & (IEEE_G|IEEE_N_24G))
1366 {
1367 u8 slot_time = 0;
1368 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1369 {//short slot time
1370 slot_time = SHORT_SLOT_TIME;
1371 }
1372 else //long slot time
1373 slot_time = NON_SHORT_SLOT_TIME;
1374 priv->slot_time = slot_time;
1375 write_nic_byte(dev, SLOT_TIME, slot_time);
1376 }
1377
1378 }
1379
1380 static void rtl8192_net_update(struct net_device *dev)
1381 {
1382
1383 struct r8192_priv *priv = ieee80211_priv(dev);
1384 struct ieee80211_network *net;
1385 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1386 u16 rate_config = 0;
1387 net = &priv->ieee80211->current_network;
1388 //update Basic rate: RR, BRSR
1389 rtl8192_config_rate(dev, &rate_config);
1390 // 2007.01.16, by Emily
1391 // Select RRSR (in Legacy-OFDM and CCK)
1392 // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate.
1393 // We do not use other rates.
1394 priv->basic_rate = rate_config &= 0x15f;
1395 //BSSID
1396 write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]);
1397 write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]);
1398 #if 0
1399 //MSR
1400 rtl8192_update_msr(dev);
1401 #endif
1402
1403
1404 // rtl8192_update_cap(dev, net->capability);
1405 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1406 {
1407 write_nic_word(dev, ATIMWND, 2);
1408 write_nic_word(dev, BCN_DMATIME, 256);
1409 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1410 // write_nic_word(dev, BcnIntTime, 100);
1411 //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied.
1412 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1413 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1414
1415 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1416 // TODO: BcnIFS may required to be changed on ASIC
1417 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1418
1419 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1420 }
1421
1422
1423 }
1424
1425 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1426 {
1427 struct r8192_priv *priv = ieee80211_priv(dev);
1428 struct rtl8192_tx_ring *ring;
1429 tx_desc_819x_pci *entry;
1430 unsigned int idx;
1431 dma_addr_t mapping;
1432 cb_desc *tcb_desc;
1433 unsigned long flags;
1434
1435 ring = &priv->tx_ring[TXCMD_QUEUE];
1436 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1437
1438 spin_lock_irqsave(&priv->irq_th_lock,flags);
1439 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1440 entry = &ring->desc[idx];
1441
1442 tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1443 memset(entry,0,12);
1444 entry->LINIP = tcb_desc->bLastIniPkt;
1445 entry->FirstSeg = 1;//first segment
1446 entry->LastSeg = 1; //last segment
1447 if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1448 entry->CmdInit = DESC_PACKET_TYPE_INIT;
1449 } else {
1450 entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1451 entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1452 entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1453 entry->QueueSelect = QSLT_CMD;
1454 entry->TxFWInfoSize = 0x08;
1455 entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1456 }
1457 entry->TxBufferSize = skb->len;
1458 entry->TxBuffAddr = cpu_to_le32(mapping);
1459 entry->OWN = 1;
1460
1461 #ifdef JOHN_DUMP_TXDESC
1462 { int i;
1463 tx_desc_819x_pci *entry1 = &ring->desc[0];
1464 unsigned int *ptr= (unsigned int *)entry1;
1465 printk("<Tx descriptor>:\n");
1466 for (i = 0; i < 8; i++)
1467 printk("%8x ", ptr[i]);
1468 printk("\n");
1469 }
1470 #endif
1471 __skb_queue_tail(&ring->queue, skb);
1472 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1473
1474 write_nic_byte(dev, TPPoll, TPPoll_CQ);
1475
1476 return;
1477 }
1478
1479 /*
1480 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1481 * in TxFwInfo data structure
1482 * 2006.10.30 by Emily
1483 *
1484 * \param QUEUEID Software Queue
1485 */
1486 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1487 {
1488 u8 QueueSelect = 0x0; //defualt set to
1489
1490 switch(QueueID) {
1491 case BE_QUEUE:
1492 QueueSelect = QSLT_BE; //or QSelect = pTcb->priority;
1493 break;
1494
1495 case BK_QUEUE:
1496 QueueSelect = QSLT_BK; //or QSelect = pTcb->priority;
1497 break;
1498
1499 case VO_QUEUE:
1500 QueueSelect = QSLT_VO; //or QSelect = pTcb->priority;
1501 break;
1502
1503 case VI_QUEUE:
1504 QueueSelect = QSLT_VI; //or QSelect = pTcb->priority;
1505 break;
1506 case MGNT_QUEUE:
1507 QueueSelect = QSLT_MGNT;
1508 break;
1509
1510 case BEACON_QUEUE:
1511 QueueSelect = QSLT_BEACON;
1512 break;
1513
1514 // TODO: 2006.10.30 mark other queue selection until we verify it is OK
1515 // TODO: Remove Assertions
1516 //#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502)
1517 case TXCMD_QUEUE:
1518 QueueSelect = QSLT_CMD;
1519 break;
1520 //#endif
1521 case HIGH_QUEUE:
1522 //QueueSelect = QSLT_HIGH;
1523 //break;
1524
1525 default:
1526 RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID);
1527 break;
1528 }
1529 return QueueSelect;
1530 }
1531
1532 static u8 MRateToHwRate8190Pci(u8 rate)
1533 {
1534 u8 ret = DESC90_RATE1M;
1535
1536 switch(rate) {
1537 case MGN_1M: ret = DESC90_RATE1M; break;
1538 case MGN_2M: ret = DESC90_RATE2M; break;
1539 case MGN_5_5M: ret = DESC90_RATE5_5M; break;
1540 case MGN_11M: ret = DESC90_RATE11M; break;
1541 case MGN_6M: ret = DESC90_RATE6M; break;
1542 case MGN_9M: ret = DESC90_RATE9M; break;
1543 case MGN_12M: ret = DESC90_RATE12M; break;
1544 case MGN_18M: ret = DESC90_RATE18M; break;
1545 case MGN_24M: ret = DESC90_RATE24M; break;
1546 case MGN_36M: ret = DESC90_RATE36M; break;
1547 case MGN_48M: ret = DESC90_RATE48M; break;
1548 case MGN_54M: ret = DESC90_RATE54M; break;
1549
1550 // HT rate since here
1551 case MGN_MCS0: ret = DESC90_RATEMCS0; break;
1552 case MGN_MCS1: ret = DESC90_RATEMCS1; break;
1553 case MGN_MCS2: ret = DESC90_RATEMCS2; break;
1554 case MGN_MCS3: ret = DESC90_RATEMCS3; break;
1555 case MGN_MCS4: ret = DESC90_RATEMCS4; break;
1556 case MGN_MCS5: ret = DESC90_RATEMCS5; break;
1557 case MGN_MCS6: ret = DESC90_RATEMCS6; break;
1558 case MGN_MCS7: ret = DESC90_RATEMCS7; break;
1559 case MGN_MCS8: ret = DESC90_RATEMCS8; break;
1560 case MGN_MCS9: ret = DESC90_RATEMCS9; break;
1561 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1562 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1563 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1564 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1565 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1566 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1567 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1568
1569 default: break;
1570 }
1571 return ret;
1572 }
1573
1574
1575 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1576 {
1577 u8 tmp_Short;
1578
1579 tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1580
1581 if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1582 tmp_Short = 0;
1583
1584 return tmp_Short;
1585 }
1586
1587 /*
1588 * The tx procedure is just as following,
1589 * skb->cb will contain all the following information,
1590 * priority, morefrag, rate, &dev.
1591 * */
1592 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1593 {
1594 struct r8192_priv *priv = ieee80211_priv(dev);
1595 struct rtl8192_tx_ring *ring;
1596 unsigned long flags;
1597 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1598 tx_desc_819x_pci *pdesc = NULL;
1599 TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1600 dma_addr_t mapping;
1601 bool multi_addr=false,broad_addr=false,uni_addr=false;
1602 u8* pda_addr = NULL;
1603 int idx;
1604
1605 if(priv->bdisable_nic){
1606 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);
1607 return skb->len;
1608 }
1609
1610 #ifdef ENABLE_LPS
1611 priv->ieee80211->bAwakePktSent = true;
1612 #endif
1613
1614 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1615 /* collect the tx packets statitcs */
1616 pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
1617 if(is_multicast_ether_addr(pda_addr))
1618 multi_addr = true;
1619 else if(is_broadcast_ether_addr(pda_addr))
1620 broad_addr = true;
1621 else
1622 uni_addr = true;
1623
1624 if(uni_addr)
1625 priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1626 else if(multi_addr)
1627 priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1628 else
1629 priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1630
1631 /* fill tx firmware */
1632 pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1633 memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
1634 pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
1635 pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1636 pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1637 pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1638
1639 /* Aggregation related */
1640 if(tcb_desc->bAMPDUEnable) {
1641 pTxFwInfo->AllowAggregation = 1;
1642 pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1643 pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1644 } else {
1645 pTxFwInfo->AllowAggregation = 0;
1646 pTxFwInfo->RxMF = 0;
1647 pTxFwInfo->RxAMD = 0;
1648 }
1649
1650 //
1651 // Protection mode related
1652 //
1653 pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0;
1654 pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0;
1655 pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0;
1656 pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0;
1657 pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1658 pTxFwInfo->RtsBandwidth = 0;
1659 pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1660 pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
1661 //
1662 // Set Bandwidth and sub-channel settings.
1663 //
1664 if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
1665 {
1666 if(tcb_desc->bPacketBW)
1667 {
1668 pTxFwInfo->TxBandwidth = 1;
1669 #ifdef RTL8190P
1670 pTxFwInfo->TxSubCarrier = 3;
1671 #else
1672 pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
1673 #endif
1674 }
1675 else
1676 {
1677 pTxFwInfo->TxBandwidth = 0;
1678 pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1679 }
1680 } else {
1681 pTxFwInfo->TxBandwidth = 0;
1682 pTxFwInfo->TxSubCarrier = 0;
1683 }
1684
1685 if (0)
1686 {
1687 /* 2007/07/25 MH Copy current TX FW info.*/
1688 memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI));
1689 printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n");
1690 printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur);
1691 printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC);
1692 printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier);
1693 printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation);
1694 printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT);
1695 printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate);
1696 printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD);
1697 printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF);
1698 printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth);
1699 printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier);
1700
1701 printk("<=====**********************out of print\n");
1702
1703 }
1704 spin_lock_irqsave(&priv->irq_th_lock,flags);
1705 ring = &priv->tx_ring[tcb_desc->queue_index];
1706 if (tcb_desc->queue_index != BEACON_QUEUE) {
1707 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1708 } else {
1709 idx = 0;
1710 }
1711
1712 pdesc = &ring->desc[idx];
1713 if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1714 RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \
1715 tcb_desc->queue_index,ring->idx, idx,skb->len);
1716 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1717 return skb->len;
1718 }
1719
1720 /* fill tx descriptor */
1721 memset((u8*)pdesc,0,12);
1722 /*DWORD 0*/
1723 pdesc->LINIP = 0;
1724 pdesc->CmdInit = 1;
1725 pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
1726 pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1727
1728 /*DWORD 1*/
1729 pdesc->SecCAMID= 0;
1730 pdesc->RATid = tcb_desc->RATRIndex;
1731
1732
1733 pdesc->NoEnc = 1;
1734 pdesc->SecType = 0x0;
1735 if (tcb_desc->bHwSec) {
1736 static u8 tmp =0;
1737 if (!tmp) {
1738 printk("==>================hw sec\n");
1739 tmp = 1;
1740 }
1741 switch (priv->ieee80211->pairwise_key_type) {
1742 case KEY_TYPE_WEP40:
1743 case KEY_TYPE_WEP104:
1744 pdesc->SecType = 0x1;
1745 pdesc->NoEnc = 0;
1746 break;
1747 case KEY_TYPE_TKIP:
1748 pdesc->SecType = 0x2;
1749 pdesc->NoEnc = 0;
1750 break;
1751 case KEY_TYPE_CCMP:
1752 pdesc->SecType = 0x3;
1753 pdesc->NoEnc = 0;
1754 break;
1755 case KEY_TYPE_NA:
1756 pdesc->SecType = 0x0;
1757 pdesc->NoEnc = 1;
1758 break;
1759 }
1760 }
1761
1762 //
1763 // Set Packet ID
1764 //
1765 pdesc->PktId = 0x0;
1766
1767 pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1768 pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1769
1770 pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1771 pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1772
1773 pdesc->FirstSeg =1;
1774 pdesc->LastSeg = 1;
1775 pdesc->TxBufferSize = skb->len;
1776
1777 pdesc->TxBuffAddr = cpu_to_le32(mapping);
1778 __skb_queue_tail(&ring->queue, skb);
1779 pdesc->OWN = 1;
1780 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1781 dev->trans_start = jiffies;
1782 write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
1783 return 0;
1784 }
1785
1786 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1787 {
1788 struct r8192_priv *priv = ieee80211_priv(dev);
1789 rx_desc_819x_pci *entry = NULL;
1790 int i;
1791
1792 priv->rx_ring = pci_alloc_consistent(priv->pdev,
1793 sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1794
1795 if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1796 RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1797 return -ENOMEM;
1798 }
1799
1800 memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1801 priv->rx_idx = 0;
1802
1803 for (i = 0; i < priv->rxringcount; i++) {
1804 struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1805 dma_addr_t *mapping;
1806 entry = &priv->rx_ring[i];
1807 if (!skb)
1808 return 0;
1809 priv->rx_buf[i] = skb;
1810 mapping = (dma_addr_t *)skb->cb;
1811 *mapping = pci_map_single(priv->pdev, skb_tail_pointer(skb),
1812 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1813
1814 entry->BufferAddress = cpu_to_le32(*mapping);
1815
1816 entry->Length = priv->rxbuffersize;
1817 entry->OWN = 1;
1818 }
1819
1820 entry->EOR = 1;
1821 return 0;
1822 }
1823
1824 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1825 unsigned int prio, unsigned int entries)
1826 {
1827 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1828 tx_desc_819x_pci *ring;
1829 dma_addr_t dma;
1830 int i;
1831
1832 ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1833 if (!ring || (unsigned long)ring & 0xFF) {
1834 RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1835 return -ENOMEM;
1836 }
1837
1838 memset(ring, 0, sizeof(*ring)*entries);
1839 priv->tx_ring[prio].desc = ring;
1840 priv->tx_ring[prio].dma = dma;
1841 priv->tx_ring[prio].idx = 0;
1842 priv->tx_ring[prio].entries = entries;
1843 skb_queue_head_init(&priv->tx_ring[prio].queue);
1844
1845 for (i = 0; i < entries; i++)
1846 ring[i].NextDescAddress =
1847 cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1848
1849 return 0;
1850 }
1851
1852
1853 static short rtl8192_pci_initdescring(struct net_device *dev)
1854 {
1855 u32 ret;
1856 int i;
1857 struct r8192_priv *priv = ieee80211_priv(dev);
1858
1859 ret = rtl8192_alloc_rx_desc_ring(dev);
1860 if (ret) {
1861 return ret;
1862 }
1863
1864
1865 /* general process for other queue */
1866 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1867 ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount);
1868 if (ret)
1869 goto err_free_rings;
1870 }
1871
1872 #if 0
1873 /* specific process for hardware beacon process */
1874 ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2);
1875 if (ret)
1876 goto err_free_rings;
1877 #endif
1878
1879 return 0;
1880
1881 err_free_rings:
1882 rtl8192_free_rx_ring(dev);
1883 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1884 if (priv->tx_ring[i].desc)
1885 rtl8192_free_tx_ring(dev, i);
1886 return 1;
1887 }
1888
1889 static void rtl8192_pci_resetdescring(struct net_device *dev)
1890 {
1891 struct r8192_priv *priv = ieee80211_priv(dev);
1892 int i;
1893
1894 /* force the rx_idx to the first one */
1895 if(priv->rx_ring) {
1896 rx_desc_819x_pci *entry = NULL;
1897 for (i = 0; i < priv->rxringcount; i++) {
1898 entry = &priv->rx_ring[i];
1899 entry->OWN = 1;
1900 }
1901 priv->rx_idx = 0;
1902 }
1903
1904 /* after reset, release previous pending packet, and force the
1905 * tx idx to the first one */
1906 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1907 if (priv->tx_ring[i].desc) {
1908 struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1909
1910 while (skb_queue_len(&ring->queue)) {
1911 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1912 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1913
1914 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1915 skb->len, PCI_DMA_TODEVICE);
1916 kfree_skb(skb);
1917 ring->idx = (ring->idx + 1) % ring->entries;
1918 }
1919 ring->idx = 0;
1920 }
1921 }
1922 }
1923
1924 #if 1
1925 extern void rtl8192_update_ratr_table(struct net_device* dev);
1926 static void rtl8192_link_change(struct net_device *dev)
1927 {
1928 // int i;
1929
1930 struct r8192_priv *priv = ieee80211_priv(dev);
1931 struct ieee80211_device* ieee = priv->ieee80211;
1932 //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1933 if (ieee->state == IEEE80211_LINKED)
1934 {
1935 rtl8192_net_update(dev);
1936 rtl8192_update_ratr_table(dev);
1937 #if 1
1938 //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
1939 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1940 EnableHWSecurityConfig8192(dev);
1941 #endif
1942 }
1943 else
1944 {
1945 write_nic_byte(dev, 0x173, 0);
1946 }
1947 /*update timing params*/
1948 //rtl8192_set_chan(dev, priv->chan);
1949 //MSR
1950 rtl8192_update_msr(dev);
1951
1952 // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1953 // // To set CBSSID bit when link with any AP or STA.
1954 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1955 {
1956 u32 reg = 0;
1957 reg = read_nic_dword(dev, RCR);
1958 if (priv->ieee80211->state == IEEE80211_LINKED)
1959 priv->ReceiveConfig = reg |= RCR_CBSSID;
1960 else
1961 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1962 write_nic_dword(dev, RCR, reg);
1963 }
1964 }
1965 #endif
1966
1967
1968 static struct ieee80211_qos_parameters def_qos_parameters = {
1969 {3,3,3,3},/* cw_min */
1970 {7,7,7,7},/* cw_max */
1971 {2,2,2,2},/* aifs */
1972 {0,0,0,0},/* flags */
1973 {0,0,0,0} /* tx_op_limit */
1974 };
1975
1976 static void rtl8192_update_beacon(struct work_struct * work)
1977 {
1978 struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1979 struct net_device *dev = priv->ieee80211->dev;
1980 struct ieee80211_device* ieee = priv->ieee80211;
1981 struct ieee80211_network* net = &ieee->current_network;
1982
1983 if (ieee->pHTInfo->bCurrentHTSupport)
1984 HTUpdateSelfAndPeerSetting(ieee, net);
1985 ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1986 rtl8192_update_cap(dev, net->capability);
1987 }
1988 /*
1989 * background support to run QoS activate functionality
1990 */
1991 static int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1992 static void rtl8192_qos_activate(struct work_struct * work)
1993 {
1994 struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1995 struct net_device *dev = priv->ieee80211->dev;
1996 struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1997 u8 mode = priv->ieee80211->current_network.mode;
1998 // u32 size = sizeof(struct ieee80211_qos_parameters);
1999 u8 u1bAIFS;
2000 u32 u4bAcParam;
2001 int i;
2002
2003 mutex_lock(&priv->mutex);
2004 if(priv->ieee80211->state != IEEE80211_LINKED)
2005 goto success;
2006 RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
2007 /* It better set slot time at first */
2008 /* For we just support b/g mode at present, let the slot time at 9/20 selection */
2009 /* update the ac parameter to related registers */
2010 for(i = 0; i < QOS_QUEUE_NUM; i++) {
2011 //Mode G/A: slotTimeTimer = 9; Mode B: 20
2012 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
2013 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
2014 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
2015 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
2016 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
2017 //printk("===>u4bAcParam:%x, ", u4bAcParam);
2018 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
2019 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
2020 }
2021
2022 success:
2023 mutex_unlock(&priv->mutex);
2024 }
2025
2026 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
2027 int active_network,
2028 struct ieee80211_network *network)
2029 {
2030 int ret = 0;
2031 u32 size = sizeof(struct ieee80211_qos_parameters);
2032
2033 if(priv->ieee80211->state !=IEEE80211_LINKED)
2034 return ret;
2035
2036 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2037 return ret;
2038
2039 if (network->flags & NETWORK_HAS_QOS_MASK) {
2040 if (active_network &&
2041 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
2042 network->qos_data.active = network->qos_data.supported;
2043
2044 if ((network->qos_data.active == 1) && (active_network == 1) &&
2045 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
2046 (network->qos_data.old_param_count !=
2047 network->qos_data.param_count)) {
2048 network->qos_data.old_param_count =
2049 network->qos_data.param_count;
2050 queue_work(priv->priv_wq, &priv->qos_activate);
2051 RT_TRACE (COMP_QOS, "QoS parameters change call "
2052 "qos_activate\n");
2053 }
2054 } else {
2055 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2056 &def_qos_parameters, size);
2057
2058 if ((network->qos_data.active == 1) && (active_network == 1)) {
2059 queue_work(priv->priv_wq, &priv->qos_activate);
2060 RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
2061 }
2062 network->qos_data.active = 0;
2063 network->qos_data.supported = 0;
2064 }
2065
2066 return 0;
2067 }
2068
2069 /* handle manage frame frame beacon and probe response */
2070 static int rtl8192_handle_beacon(struct net_device * dev,
2071 struct ieee80211_beacon * beacon,
2072 struct ieee80211_network * network)
2073 {
2074 struct r8192_priv *priv = ieee80211_priv(dev);
2075
2076 rtl8192_qos_handle_probe_response(priv,1,network);
2077
2078 queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
2079 return 0;
2080
2081 }
2082
2083 /*
2084 * handling the beaconing responses. if we get different QoS setting
2085 * off the network from the associated setting, adjust the QoS
2086 * setting
2087 */
2088 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
2089 struct ieee80211_network *network)
2090 {
2091 int ret = 0;
2092 unsigned long flags;
2093 u32 size = sizeof(struct ieee80211_qos_parameters);
2094 int set_qos_param = 0;
2095
2096 if ((priv == NULL) || (network == NULL))
2097 return ret;
2098
2099 if(priv->ieee80211->state !=IEEE80211_LINKED)
2100 return ret;
2101
2102 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2103 return ret;
2104
2105 spin_lock_irqsave(&priv->ieee80211->lock, flags);
2106 if(network->flags & NETWORK_HAS_QOS_PARAMETERS) {
2107 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2108 &network->qos_data.parameters,\
2109 sizeof(struct ieee80211_qos_parameters));
2110 priv->ieee80211->current_network.qos_data.active = 1;
2111 #if 0
2112 if((priv->ieee80211->current_network.qos_data.param_count != \
2113 network->qos_data.param_count))
2114 #endif
2115 {
2116 set_qos_param = 1;
2117 /* update qos parameter for current network */
2118 priv->ieee80211->current_network.qos_data.old_param_count = \
2119 priv->ieee80211->current_network.qos_data.param_count;
2120 priv->ieee80211->current_network.qos_data.param_count = \
2121 network->qos_data.param_count;
2122 }
2123 } else {
2124 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2125 &def_qos_parameters, size);
2126 priv->ieee80211->current_network.qos_data.active = 0;
2127 priv->ieee80211->current_network.qos_data.supported = 0;
2128 set_qos_param = 1;
2129 }
2130
2131 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
2132
2133 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active);
2134 if (set_qos_param == 1)
2135 queue_work(priv->priv_wq, &priv->qos_activate);
2136
2137 return ret;
2138 }
2139
2140
2141 static int rtl8192_handle_assoc_response(struct net_device *dev,
2142 struct ieee80211_assoc_response_frame *resp,
2143 struct ieee80211_network *network)
2144 {
2145 struct r8192_priv *priv = ieee80211_priv(dev);
2146 rtl8192_qos_association_resp(priv, network);
2147 return 0;
2148 }
2149
2150
2151 //updateRATRTabel for MCS only. Basic rate is not implement.
2152 void rtl8192_update_ratr_table(struct net_device* dev)
2153 // POCTET_STRING posLegacyRate,
2154 // u8* pMcsRate)
2155 // PRT_WLAN_STA pEntry)
2156 {
2157 struct r8192_priv* priv = ieee80211_priv(dev);
2158 struct ieee80211_device* ieee = priv->ieee80211;
2159 u8* pMcsRate = ieee->dot11HTOperationalRateSet;
2160 //struct ieee80211_network *net = &ieee->current_network;
2161 u32 ratr_value = 0;
2162 u8 rate_index = 0;
2163
2164 rtl8192_config_rate(dev, (u16*)(&ratr_value));
2165 ratr_value |= (*(u16*)(pMcsRate)) << 12;
2166 // switch (net->mode)
2167 switch (ieee->mode)
2168 {
2169 case IEEE_A:
2170 ratr_value &= 0x00000FF0;
2171 break;
2172 case IEEE_B:
2173 ratr_value &= 0x0000000F;
2174 break;
2175 case IEEE_G:
2176 ratr_value &= 0x00000FF7;
2177 break;
2178 case IEEE_N_24G:
2179 case IEEE_N_5G:
2180 if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
2181 ratr_value &= 0x0007F007;
2182 else{
2183 if (priv->rf_type == RF_1T2R)
2184 ratr_value &= 0x000FF007;
2185 else
2186 ratr_value &= 0x0F81F007;
2187 }
2188 break;
2189 default:
2190 break;
2191 }
2192 ratr_value &= 0x0FFFFFFF;
2193 if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
2194 ratr_value |= 0x80000000;
2195 }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
2196 ratr_value |= 0x80000000;
2197 }
2198 write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
2199 write_nic_byte(dev, UFWP, 1);
2200 }
2201
2202 #if 0
2203 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
2204 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
2205 #endif
2206
2207 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
2208 {
2209 #if 1
2210
2211 struct r8192_priv *priv = ieee80211_priv(dev);
2212 struct ieee80211_device *ieee = priv->ieee80211;
2213 if (ieee->rtllib_ap_sec_type &&
2214 (ieee->rtllib_ap_sec_type(ieee)&(SEC_ALG_WEP|SEC_ALG_TKIP))) {
2215 return false;
2216 } else {
2217 return true;
2218 }
2219 #else
2220 struct r8192_priv* priv = ieee80211_priv(dev);
2221 struct ieee80211_device* ieee = priv->ieee80211;
2222 int wpa_ie_len= ieee->wpa_ie_len;
2223 struct ieee80211_crypt_data* crypt;
2224 int encrypt;
2225
2226 crypt = ieee->crypt[ieee->tx_keyidx];
2227 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP")));
2228
2229 /* simply judge */
2230 if(encrypt && (wpa_ie_len == 0)) {
2231 /* wep encryption, no N mode setting */
2232 return false;
2233 // } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) {
2234 } else if((wpa_ie_len != 0)) {
2235 /* parse pairwise key type */
2236 //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP))
2237 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))))
2238 return true;
2239 else
2240 return false;
2241 } else {
2242 //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ );
2243 return true;
2244 }
2245
2246 return true;
2247 #endif
2248 }
2249
2250 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
2251 {
2252 struct ieee80211_device* ieee = priv->ieee80211;
2253 //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
2254 if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
2255 {
2256 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
2257 //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16);
2258 //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16);
2259 }
2260 else
2261 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
2262 return;
2263 }
2264
2265 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
2266 {
2267 struct r8192_priv *priv = ieee80211_priv(dev);
2268 u8 ret = 0;
2269 switch(priv->rf_chip)
2270 {
2271 case RF_8225:
2272 case RF_8256:
2273 case RF_PSEUDO_11N:
2274 ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
2275 break;
2276 case RF_8258:
2277 ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
2278 break;
2279 default:
2280 ret = WIRELESS_MODE_B;
2281 break;
2282 }
2283 return ret;
2284 }
2285
2286 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
2287 {
2288 struct r8192_priv *priv = ieee80211_priv(dev);
2289 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2290
2291 #if 1
2292 if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
2293 {
2294 if(bSupportMode & WIRELESS_MODE_N_24G)
2295 {
2296 wireless_mode = WIRELESS_MODE_N_24G;
2297 }
2298 else if(bSupportMode & WIRELESS_MODE_N_5G)
2299 {
2300 wireless_mode = WIRELESS_MODE_N_5G;
2301 }
2302 else if((bSupportMode & WIRELESS_MODE_A))
2303 {
2304 wireless_mode = WIRELESS_MODE_A;
2305 }
2306 else if((bSupportMode & WIRELESS_MODE_G))
2307 {
2308 wireless_mode = WIRELESS_MODE_G;
2309 }
2310 else if((bSupportMode & WIRELESS_MODE_B))
2311 {
2312 wireless_mode = WIRELESS_MODE_B;
2313 }
2314 else{
2315 RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
2316 wireless_mode = WIRELESS_MODE_B;
2317 }
2318 }
2319 #ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we should wait for FPGA
2320 ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting );
2321 #endif
2322 priv->ieee80211->mode = wireless_mode;
2323
2324 if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G))
2325 priv->ieee80211->pHTInfo->bEnableHT = 1;
2326 else
2327 priv->ieee80211->pHTInfo->bEnableHT = 0;
2328 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2329 rtl8192_refresh_supportrate(priv);
2330 #endif
2331
2332 }
2333 //init priv variables here
2334
2335 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
2336 {
2337 bool Reval;
2338 struct r8192_priv* priv = ieee80211_priv(dev);
2339 struct ieee80211_device* ieee = priv->ieee80211;
2340
2341 if(ieee->bHalfWirelessN24GMode == true)
2342 Reval = true;
2343 else
2344 Reval = false;
2345
2346 return Reval;
2347 }
2348
2349 short rtl8192_is_tx_queue_empty(struct net_device *dev)
2350 {
2351 int i=0;
2352 struct r8192_priv *priv = ieee80211_priv(dev);
2353 for (i=0; i<=MGNT_QUEUE; i++)
2354 {
2355 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
2356 continue;
2357 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
2358 printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
2359 return 0;
2360 }
2361 }
2362 return 1;
2363 }
2364 static void rtl8192_hw_sleep_down(struct net_device *dev)
2365 {
2366 struct r8192_priv *priv = ieee80211_priv(dev);
2367 unsigned long flags = 0;
2368
2369 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2370 if (priv->RFChangeInProgress) {
2371 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2372 RT_TRACE(COMP_RF, "rtl8192_hw_sleep_down(): RF Change in progress! \n");
2373 printk("rtl8192_hw_sleep_down(): RF Change in progress!\n");
2374 return;
2375 }
2376 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2377 //RT_TRACE(COMP_PS, "%s()============>come to sleep down\n", __FUNCTION__);
2378
2379 MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
2380 }
2381 static void rtl8192_hw_sleep_wq (struct work_struct *work)
2382 {
2383 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2384 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2385 // container_of(work, struct ieee80211_device, watch_dog_wq);
2386 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2387 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
2388 struct net_device *dev = ieee->dev;
2389
2390 rtl8192_hw_sleep_down(dev);
2391 }
2392
2393 static void rtl8192_hw_wakeup(struct net_device* dev)
2394 {
2395 struct r8192_priv *priv = ieee80211_priv(dev);
2396 unsigned long flags = 0;
2397
2398 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2399 if (priv->RFChangeInProgress) {
2400 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2401 RT_TRACE(COMP_RF, "rtl8192_hw_wakeup(): RF Change in progress! \n");
2402 printk("rtl8192_hw_wakeup(): RF Change in progress! schedule wake up task again\n");
2403 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
2404 return;
2405 }
2406 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2407
2408 //RT_TRACE(COMP_PS, "%s()============>come to wake up\n", __FUNCTION__);
2409 MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2410 }
2411
2412 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2413 {
2414 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2415 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2416 // container_of(work, struct ieee80211_device, watch_dog_wq);
2417 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2418 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2419 struct net_device *dev = ieee->dev;
2420 rtl8192_hw_wakeup(dev);
2421
2422 }
2423
2424 #define MIN_SLEEP_TIME 50
2425 #define MAX_SLEEP_TIME 10000
2426 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2427 {
2428 struct r8192_priv *priv = ieee80211_priv(dev);
2429
2430 u32 rb = jiffies;
2431 unsigned long flags;
2432
2433 spin_lock_irqsave(&priv->ps_lock,flags);
2434
2435 // Writing HW register with 0 equals to disable
2436 // the timer, that is not really what we want
2437 //
2438 tl -= MSECS(8+16+7);
2439
2440 // If the interval in witch we are requested to sleep is too
2441 // short then give up and remain awake
2442 // when we sleep after send null frame, the timer will be too short to sleep.
2443 //
2444 if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2445 ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2446 spin_unlock_irqrestore(&priv->ps_lock,flags);
2447 printk("too short to sleep::%x, %x, %lx\n",tl, rb, MSECS(MIN_SLEEP_TIME));
2448 return;
2449 }
2450
2451 if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2452 ((tl < rb) && (tl>MSECS(69)) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))||
2453 ((tl<rb)&&(tl<MSECS(69))&&((tl+0xffffffff-rb)>MSECS(MAX_SLEEP_TIME)))) {
2454 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME));
2455 spin_unlock_irqrestore(&priv->ps_lock,flags);
2456 return;
2457 }
2458 {
2459 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2460 queue_delayed_work(priv->ieee80211->wq,
2461 &priv->ieee80211->hw_wakeup_wq,tmp);
2462 //PowerSave not supported when kernel version less 2.6.20
2463 }
2464 queue_delayed_work(priv->ieee80211->wq,
2465 (void *)&priv->ieee80211->hw_sleep_wq,0);
2466 spin_unlock_irqrestore(&priv->ps_lock,flags);
2467
2468 }
2469 static void rtl8192_init_priv_variable(struct net_device* dev)
2470 {
2471 struct r8192_priv *priv = ieee80211_priv(dev);
2472 u8 i;
2473 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
2474
2475 // Default Halt the NIC if RF is OFF.
2476 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_HALT_NIC;
2477 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_CLK_REQ;
2478 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_ASPM;
2479 pPSC->RegRfPsLevel |= RT_RF_LPS_LEVEL_ASPM;
2480 pPSC->bLeisurePs = true;
2481 pPSC->RegMaxLPSAwakeIntvl = 5;
2482 priv->bHwRadioOff = false;
2483
2484 priv->being_init_adapter = false;
2485 priv->txbuffsize = 1600;//1024;
2486 priv->txfwbuffersize = 4096;
2487 priv->txringcount = 64;//32;
2488 //priv->txbeaconcount = priv->txringcount;
2489 priv->txbeaconcount = 2;
2490 priv->rxbuffersize = 9100;//2048;//1024;
2491 priv->rxringcount = MAX_RX_COUNT;//64;
2492 priv->irq_enabled=0;
2493 priv->card_8192 = NIC_8192E;
2494 priv->rx_skb_complete = 1;
2495 priv->chan = 1; //set to channel 1
2496 priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2497 priv->RegChannelPlan = 0xf;
2498 priv->nrxAMPDU_size = 0;
2499 priv->nrxAMPDU_aggr_num = 0;
2500 priv->last_rxdesc_tsf_high = 0;
2501 priv->last_rxdesc_tsf_low = 0;
2502 priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2503 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2504 priv->ieee80211->ieee_up=0;
2505 priv->retry_rts = DEFAULT_RETRY_RTS;
2506 priv->retry_data = DEFAULT_RETRY_DATA;
2507 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2508 priv->ieee80211->rate = 110; //11 mbps
2509 priv->ieee80211->short_slot = 1;
2510 priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2511 priv->bcck_in_ch14 = false;
2512 priv->bfsync_processing = false;
2513 priv->CCKPresentAttentuation = 0;
2514 priv->rfa_txpowertrackingindex = 0;
2515 priv->rfc_txpowertrackingindex = 0;
2516 priv->CckPwEnl = 6;
2517 priv->ScanDelay = 50;//for Scan TODO
2518 //added by amy for silent reset
2519 priv->ResetProgress = RESET_TYPE_NORESET;
2520 priv->bForcedSilentReset = 0;
2521 priv->bDisableNormalResetCheck = false;
2522 priv->force_reset = false;
2523 //added by amy for power save
2524 priv->RegRfOff = 0;
2525 priv->ieee80211->RfOffReason = 0;
2526 priv->RFChangeInProgress = false;
2527 priv->bHwRfOffAction = 0;
2528 priv->SetRFPowerStateInProgress = false;
2529 priv->ieee80211->PowerSaveControl.bInactivePs = true;
2530 priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2531 //just for debug
2532 priv->txpower_checkcnt = 0;
2533 priv->thermal_readback_index =0;
2534 priv->txpower_tracking_callback_cnt = 0;
2535 priv->ccktxpower_adjustcnt_ch14 = 0;
2536 priv->ccktxpower_adjustcnt_not_ch14 = 0;
2537
2538 priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2539 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2540 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2541 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2542 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2543 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE;
2544
2545 priv->ieee80211->active_scan = 1;
2546 priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2547 priv->ieee80211->host_encrypt = 1;
2548 priv->ieee80211->host_decrypt = 1;
2549 //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2550 //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2551 priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2552 priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2553 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2554 priv->ieee80211->set_chan = rtl8192_set_chan;
2555 priv->ieee80211->link_change = rtl8192_link_change;
2556 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2557 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2558 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2559 priv->ieee80211->init_wmmparam_flag = 0;
2560 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2561 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2562 priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2563 priv->ieee80211->qos_support = 1;
2564 priv->ieee80211->dot11PowerSaveMode = 0;
2565 //added by WB
2566 // priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2567 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2568 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2569 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2570
2571 priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2572 // priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2573 priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2574 priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2575 //added by david
2576 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2577 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2578 priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2579
2580 //added by amy
2581 priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2582
2583 #ifdef ENABLE_IPS
2584 priv->ieee80211->ieee80211_ips_leave_wq = ieee80211_ips_leave_wq;
2585 priv->ieee80211->ieee80211_ips_leave = ieee80211_ips_leave;
2586 #endif
2587 #ifdef ENABLE_LPS
2588 priv->ieee80211->LeisurePSLeave = LeisurePSLeave;
2589 #endif//ENABL
2590
2591 priv->ieee80211->SetHwRegHandler = rtl8192e_SetHwReg;
2592 priv->ieee80211->rtllib_ap_sec_type = rtl8192e_ap_sec_type;
2593
2594 priv->card_type = USB;
2595 {
2596 priv->ShortRetryLimit = 0x30;
2597 priv->LongRetryLimit = 0x30;
2598 }
2599 priv->EarlyRxThreshold = 7;
2600 priv->enable_gpio0 = 0;
2601
2602 priv->TransmitConfig = 0;
2603
2604 priv->ReceiveConfig = RCR_ADD3 |
2605 RCR_AMF | RCR_ADF | //accept management/data
2606 RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2607 RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC
2608 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2609 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2610
2611 priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\
2612 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\
2613 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |\
2614 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2615
2616 priv->AcmControl = 0;
2617 priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware));
2618 if (priv->pFirmware)
2619 memset(priv->pFirmware, 0, sizeof(rt_firmware));
2620
2621 /* rx related queue */
2622 skb_queue_head_init(&priv->rx_queue);
2623 skb_queue_head_init(&priv->skb_queue);
2624
2625 /* Tx related queue */
2626 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2627 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2628 }
2629 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2630 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2631 }
2632 priv->rf_set_chan = rtl8192_phy_SwChnl;
2633 }
2634
2635 //init lock here
2636 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2637 {
2638 spin_lock_init(&priv->tx_lock);
2639 spin_lock_init(&priv->irq_lock);//added by thomas
2640 spin_lock_init(&priv->irq_th_lock);
2641 spin_lock_init(&priv->rf_ps_lock);
2642 spin_lock_init(&priv->ps_lock);
2643 //spin_lock_init(&priv->rf_lock);
2644 sema_init(&priv->wx_sem,1);
2645 sema_init(&priv->rf_sem,1);
2646 mutex_init(&priv->mutex);
2647 }
2648
2649 extern void rtl819x_watchdog_wqcallback(struct work_struct *work);
2650
2651 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
2652 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
2653 void rtl8192_prepare_beacon(struct r8192_priv *priv);
2654 //init tasklet and wait_queue here. only 2.6 above kernel is considered
2655 #define DRV_NAME "wlan0"
2656 static void rtl8192_init_priv_task(struct net_device* dev)
2657 {
2658 struct r8192_priv *priv = ieee80211_priv(dev);
2659
2660 #ifdef PF_SYNCTHREAD
2661 priv->priv_wq = create_workqueue(DRV_NAME,0);
2662 #else
2663 priv->priv_wq = create_workqueue(DRV_NAME);
2664 #endif
2665
2666 #ifdef ENABLE_IPS
2667 INIT_WORK(&priv->ieee80211->ips_leave_wq, (void*)IPSLeave_wq);
2668 #endif
2669
2670 // INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2671 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2672 // INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2673 INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2674 INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback);
2675 INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback);
2676 INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2677 //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem);
2678 //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem);
2679 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2680 INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2681 INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2682
2683 tasklet_init(&priv->irq_rx_tasklet,
2684 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2685 (unsigned long)priv);
2686 tasklet_init(&priv->irq_tx_tasklet,
2687 (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2688 (unsigned long)priv);
2689 tasklet_init(&priv->irq_prepare_beacon_tasklet,
2690 (void(*)(unsigned long))rtl8192_prepare_beacon,
2691 (unsigned long)priv);
2692 }
2693
2694 static void rtl8192_get_eeprom_size(struct net_device* dev)
2695 {
2696 u16 curCR = 0;
2697 struct r8192_priv *priv = ieee80211_priv(dev);
2698 RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2699 curCR = read_nic_dword(dev, EPROM_CMD);
2700 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2701 //whether need I consider BIT5?
2702 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2703 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2704 }
2705
2706 //used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead.
2707 static inline u16 endian_swap(u16* data)
2708 {
2709 u16 tmp = *data;
2710 *data = (tmp >> 8) | (tmp << 8);
2711 return *data;
2712 }
2713
2714 /*
2715 * Note: Adapter->EEPROMAddressSize should be set before this function call.
2716 * EEPROM address size can be got through GetEEPROMSize8185()
2717 */
2718 static void rtl8192_read_eeprom_info(struct net_device* dev)
2719 {
2720 struct r8192_priv *priv = ieee80211_priv(dev);
2721
2722 u8 tempval;
2723 #ifdef RTL8192E
2724 u8 ICVer8192, ICVer8256;
2725 #endif
2726 u16 i,usValue, IC_Version;
2727 u16 EEPROMId;
2728 #ifdef RTL8190P
2729 u8 offset;//, tmpAFR;
2730 u8 EepromTxPower[100];
2731 #endif
2732 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2733 RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2734
2735
2736 // TODO: I don't know if we need to apply EF function to EEPROM read function
2737
2738 //2 Read EEPROM ID to make sure autoload is success
2739 EEPROMId = eprom_read(dev, 0);
2740 if( EEPROMId != RTL8190_EEPROM_ID )
2741 {
2742 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2743 priv->AutoloadFailFlag=true;
2744 }
2745 else
2746 {
2747 priv->AutoloadFailFlag=false;
2748 }
2749
2750 //
2751 // Assign Chip Version ID
2752 //
2753 // Read IC Version && Channel Plan
2754 if(!priv->AutoloadFailFlag)
2755 {
2756 // VID, PID
2757 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2758 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2759
2760 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2761 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2762 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2763 priv->eeprom_ChannelPlan = usValue&0xff;
2764 IC_Version = ((usValue&0xff00)>>8);
2765
2766 #ifdef RTL8190P
2767 priv->card_8192_version = (VERSION_8190)(IC_Version);
2768 #else
2769 #ifdef RTL8192E
2770 ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2771 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2772 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2773 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2774 if(ICVer8192 == 0x2) //B-cut
2775 {
2776 if(ICVer8256 == 0x5) //E-cut
2777 priv->card_8192_version= VERSION_8190_BE;
2778 }
2779 #endif
2780 #endif
2781 switch(priv->card_8192_version)
2782 {
2783 case VERSION_8190_BD:
2784 case VERSION_8190_BE:
2785 break;
2786 default:
2787 priv->card_8192_version = VERSION_8190_BD;
2788 break;
2789 }
2790 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2791 }
2792 else
2793 {
2794 priv->card_8192_version = VERSION_8190_BD;
2795 priv->eeprom_vid = 0;
2796 priv->eeprom_did = 0;
2797 priv->eeprom_CustomerID = 0;
2798 priv->eeprom_ChannelPlan = 0;
2799 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2800 }
2801
2802 RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2803 RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2804 RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2805
2806 //2 Read Permanent MAC address
2807 if(!priv->AutoloadFailFlag)
2808 {
2809 for(i = 0; i < 6; i += 2)
2810 {
2811 usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2812 *(u16*)(&dev->dev_addr[i]) = usValue;
2813 }
2814 } else {
2815 // when auto load failed, the last address byte set to be a random one.
2816 // added by david woo.2007/11/7
2817 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2818 }
2819
2820 RT_TRACE(COMP_INIT, "Permanent Address = %pM\n", dev->dev_addr);
2821
2822 //2 TX Power Check EEPROM Fail or not
2823 if(priv->card_8192_version > VERSION_8190_BD) {
2824 priv->bTXPowerDataReadFromEEPORM = true;
2825 } else {
2826 priv->bTXPowerDataReadFromEEPORM = false;
2827 }
2828
2829 // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE default=1T2R
2830 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2831
2832 if(priv->card_8192_version > VERSION_8190_BD)
2833 {
2834 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2835 if(!priv->AutoloadFailFlag)
2836 {
2837 tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2838 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0]
2839
2840 if (tempval&0x80) //RF-indication, bit[7]
2841 priv->rf_type = RF_1T2R;
2842 else
2843 priv->rf_type = RF_2T4R;
2844 }
2845 else
2846 {
2847 priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2848 }
2849 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2850 priv->EEPROMLegacyHTTxPowerDiff);
2851
2852 // Read ThermalMeter from EEPROM
2853 if(!priv->AutoloadFailFlag)
2854 {
2855 priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2856 }
2857 else
2858 {
2859 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2860 }
2861 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2862 //vivi, for tx power track
2863 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2864
2865 if(priv->epromtype == EPROM_93c46)
2866 {
2867 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2868 if(!priv->AutoloadFailFlag)
2869 {
2870 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2871 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2872 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2873 }
2874 else
2875 {
2876 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2877 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2878 }
2879 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2880 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2881
2882 //
2883 // Get per-channel Tx Power Level
2884 //
2885 for(i=0; i<14; i+=2)
2886 {
2887 if(!priv->AutoloadFailFlag)
2888 {
2889 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2890 }
2891 else
2892 {
2893 usValue = EEPROM_Default_TxPower;
2894 }
2895 *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2896 RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2897 RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2898 }
2899 for(i=0; i<14; i+=2)
2900 {
2901 if(!priv->AutoloadFailFlag)
2902 {
2903 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2904 }
2905 else
2906 {
2907 usValue = EEPROM_Default_TxPower;
2908 }
2909 *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2910 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2911 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2912 }
2913 }
2914 else if(priv->epromtype== EPROM_93c56)
2915 {
2916 #ifdef RTL8190P
2917 // Read CrystalCap from EEPROM
2918 if(!priv->AutoloadFailFlag)
2919 {
2920 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2921 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2922 }
2923 else
2924 {
2925 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2926 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2927 }
2928 RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2929 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2930
2931 // Get Tx Power Level by Channel
2932 if(!priv->AutoloadFailFlag)
2933 {
2934 // Read Tx power of Channel 1 ~ 14 from EEPROM.
2935 for(i = 0; i < 12; i+=2)
2936 {
2937 if (i <6)
2938 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2939 else
2940 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
2941 usValue = eprom_read(dev, (offset>>1));
2942 *((u16*)(&EepromTxPower[i])) = usValue;
2943 }
2944
2945 for(i = 0; i < 12; i++)
2946 {
2947 if (i <= 2)
2948 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
2949 else if ((i >=3 )&&(i <= 5))
2950 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
2951 else if ((i >=6 )&&(i <= 8))
2952 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
2953 else
2954 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
2955 }
2956 }
2957 else
2958 {
2959 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2960 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2961 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2962
2963 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2964 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2965 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2966
2967 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2968 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2969 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2970
2971 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2972 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2973 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2974 }
2975 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
2976 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
2977 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
2978 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
2979 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
2980 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
2981 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
2982 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
2983 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
2984 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
2985 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
2986 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
2987 #endif
2988
2989 }
2990 //
2991 // Update HAL variables.
2992 //
2993 if(priv->epromtype == EPROM_93c46)
2994 {
2995 for(i=0; i<14; i++)
2996 {
2997 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
2998 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
2999 }
3000 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3001 // Antenna B gain offset to antenna A, bit0~3
3002 priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
3003 // Antenna C gain offset to antenna A, bit4~7
3004 priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
3005 // Antenna D gain offset to antenna A, bit8~11
3006 priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
3007 // CrystalCap, bit12~15
3008 priv->CrystalCap = priv->EEPROMCrystalCap;
3009 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3010 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3011 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3012 }
3013 else if(priv->epromtype == EPROM_93c56)
3014 {
3015 //char cck_pwr_diff_a=0, cck_pwr_diff_c=0;
3016
3017 //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
3018 //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
3019 for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level.
3020 {
3021 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0];
3022 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
3023 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0];
3024 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
3025 }
3026 for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level
3027 {
3028 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1];
3029 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
3030 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1];
3031 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
3032 }
3033 for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level
3034 {
3035 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2];
3036 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
3037 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2];
3038 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
3039 }
3040 for(i=0; i<14; i++)
3041 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
3042 for(i=0; i<14; i++)
3043 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
3044 for(i=0; i<14; i++)
3045 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
3046 for(i=0; i<14; i++)
3047 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
3048 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3049 priv->AntennaTxPwDiff[0] = 0;
3050 priv->AntennaTxPwDiff[1] = 0;
3051 priv->AntennaTxPwDiff[2] = 0;
3052 priv->CrystalCap = priv->EEPROMCrystalCap;
3053 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3054 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3055 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3056 }
3057 }
3058
3059 if(priv->rf_type == RF_1T2R)
3060 {
3061 RT_TRACE(COMP_INIT, "\n1T2R config\n");
3062 }
3063 else if (priv->rf_type == RF_2T4R)
3064 {
3065 RT_TRACE(COMP_INIT, "\n2T4R config\n");
3066 }
3067
3068 // 2008/01/16 MH We can only know RF type in the function. So we have to init
3069 // DIG RATR table again.
3070 init_rate_adaptive(dev);
3071
3072 //1 Make a copy for following variables and we can change them if we want
3073
3074 priv->rf_chip= RF_8256;
3075
3076 if(priv->RegChannelPlan == 0xf)
3077 {
3078 priv->ChannelPlan = priv->eeprom_ChannelPlan;
3079 }
3080 else
3081 {
3082 priv->ChannelPlan = priv->RegChannelPlan;
3083 }
3084
3085 //
3086 // Used PID and DID to Set CustomerID
3087 //
3088 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 )
3089 {
3090 priv->CustomerID = RT_CID_DLINK;
3091 }
3092
3093 switch(priv->eeprom_CustomerID)
3094 {
3095 case EEPROM_CID_DEFAULT:
3096 priv->CustomerID = RT_CID_DEFAULT;
3097 break;
3098 case EEPROM_CID_CAMEO:
3099 priv->CustomerID = RT_CID_819x_CAMEO;
3100 break;
3101 case EEPROM_CID_RUNTOP:
3102 priv->CustomerID = RT_CID_819x_RUNTOP;
3103 break;
3104 case EEPROM_CID_NetCore:
3105 priv->CustomerID = RT_CID_819x_Netcore;
3106 break;
3107 case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31
3108 priv->CustomerID = RT_CID_TOSHIBA;
3109 if(priv->eeprom_ChannelPlan&0x80)
3110 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
3111 else
3112 priv->ChannelPlan = 0x0;
3113 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
3114 priv->ChannelPlan);
3115 break;
3116 case EEPROM_CID_Nettronix:
3117 priv->ScanDelay = 100; //cosa add for scan
3118 priv->CustomerID = RT_CID_Nettronix;
3119 break;
3120 case EEPROM_CID_Pronet:
3121 priv->CustomerID = RT_CID_PRONET;
3122 break;
3123 case EEPROM_CID_DLINK:
3124 priv->CustomerID = RT_CID_DLINK;
3125 break;
3126
3127 case EEPROM_CID_WHQL:
3128 //Adapter->bInHctTest = TRUE;//do not supported
3129
3130 //priv->bSupportTurboMode = FALSE;
3131 //priv->bAutoTurboBy8186 = FALSE;
3132
3133 //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
3134 //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
3135 //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
3136
3137 break;
3138 default:
3139 // value from RegCustomerID
3140 break;
3141 }
3142
3143 //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
3144 if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
3145 priv->ChannelPlan = 0; //FCC
3146
3147 switch(priv->CustomerID)
3148 {
3149 case RT_CID_DEFAULT:
3150 #ifdef RTL8190P
3151 priv->LedStrategy = HW_LED;
3152 #else
3153 #ifdef RTL8192E
3154 priv->LedStrategy = SW_LED_MODE1;
3155 #endif
3156 #endif
3157 break;
3158
3159 case RT_CID_819x_CAMEO:
3160 priv->LedStrategy = SW_LED_MODE2;
3161 break;
3162
3163 case RT_CID_819x_RUNTOP:
3164 priv->LedStrategy = SW_LED_MODE3;
3165 break;
3166
3167 case RT_CID_819x_Netcore:
3168 priv->LedStrategy = SW_LED_MODE4;
3169 break;
3170
3171 case RT_CID_Nettronix:
3172 priv->LedStrategy = SW_LED_MODE5;
3173 break;
3174
3175 case RT_CID_PRONET:
3176 priv->LedStrategy = SW_LED_MODE6;
3177 break;
3178
3179 case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31
3180 // Do nothing.
3181 //break;
3182
3183 default:
3184 #ifdef RTL8190P
3185 priv->LedStrategy = HW_LED;
3186 #else
3187 #ifdef RTL8192E
3188 priv->LedStrategy = SW_LED_MODE1;
3189 #endif
3190 #endif
3191 break;
3192 }
3193
3194
3195 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
3196 priv->ieee80211->bSupportRemoteWakeUp = true;
3197 else
3198 priv->ieee80211->bSupportRemoteWakeUp = false;
3199
3200
3201 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
3202 RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
3203 RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
3204 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
3205
3206 return ;
3207 }
3208
3209
3210 static short rtl8192_get_channel_map(struct net_device * dev)
3211 {
3212 struct r8192_priv *priv = ieee80211_priv(dev);
3213 #ifdef ENABLE_DOT11D
3214 if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
3215 printk("rtl8180_init:Error channel plan! Set to default.\n");
3216 priv->ChannelPlan= 0;
3217 }
3218 RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
3219
3220 rtl819x_set_channel_map(priv->ChannelPlan, priv);
3221 #else
3222 int ch,i;
3223 //Set Default Channel Plan
3224 if(!channels){
3225 DMESG("No channels, aborting");
3226 return -1;
3227 }
3228 ch=channels;
3229 priv->ChannelPlan= 0;//hikaru
3230 // set channels 1..14 allowed in given locale
3231 for (i=1; i<=14; i++) {
3232 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
3233 ch >>= 1;
3234 }
3235 #endif
3236 return 0;
3237 }
3238
3239 static short rtl8192_init(struct net_device *dev)
3240 {
3241 struct r8192_priv *priv = ieee80211_priv(dev);
3242 memset(&(priv->stats),0,sizeof(struct Stats));
3243 rtl8192_init_priv_variable(dev);
3244 rtl8192_init_priv_lock(priv);
3245 rtl8192_init_priv_task(dev);
3246 rtl8192_get_eeprom_size(dev);
3247 rtl8192_read_eeprom_info(dev);
3248 rtl8192_get_channel_map(dev);
3249 init_hal_dm(dev);
3250 init_timer(&priv->watch_dog_timer);
3251 priv->watch_dog_timer.data = (unsigned long)dev;
3252 priv->watch_dog_timer.function = watch_dog_timer_callback;
3253 #if defined(IRQF_SHARED)
3254 if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){
3255 #else
3256 if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){
3257 #endif
3258 printk("Error allocating IRQ %d",dev->irq);
3259 return -1;
3260 }else{
3261 priv->irq=dev->irq;
3262 printk("IRQ %d",dev->irq);
3263 }
3264 if(rtl8192_pci_initdescring(dev)!=0){
3265 printk("Endopoints initialization failed");
3266 return -1;
3267 }
3268
3269 //rtl8192_rx_enable(dev);
3270 //rtl8192_adapter_start(dev);
3271 return 0;
3272 }
3273
3274 /******************************************************************************
3275 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
3276 * not to do all the hw config as its name says
3277 * input: net_device dev
3278 * output: none
3279 * return: none
3280 * notice: This part need to modified according to the rate set we filtered
3281 * ****************************************************************************/
3282 static void rtl8192_hwconfig(struct net_device* dev)
3283 {
3284 u32 regRATR = 0, regRRSR = 0;
3285 u8 regBwOpMode = 0, regTmp = 0;
3286 struct r8192_priv *priv = ieee80211_priv(dev);
3287
3288 // Set RRSR, RATR, and BW_OPMODE registers
3289 //
3290 switch(priv->ieee80211->mode)
3291 {
3292 case WIRELESS_MODE_B:
3293 regBwOpMode = BW_OPMODE_20MHZ;
3294 regRATR = RATE_ALL_CCK;
3295 regRRSR = RATE_ALL_CCK;
3296 break;
3297 case WIRELESS_MODE_A:
3298 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
3299 regRATR = RATE_ALL_OFDM_AG;
3300 regRRSR = RATE_ALL_OFDM_AG;
3301 break;
3302 case WIRELESS_MODE_G:
3303 regBwOpMode = BW_OPMODE_20MHZ;
3304 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3305 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3306 break;
3307 case WIRELESS_MODE_AUTO:
3308 case WIRELESS_MODE_N_24G:
3309 // It support CCK rate by default.
3310 // CCK rate will be filtered out only when associated AP does not support it.
3311 regBwOpMode = BW_OPMODE_20MHZ;
3312 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3313 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3314 break;
3315 case WIRELESS_MODE_N_5G:
3316 regBwOpMode = BW_OPMODE_5G;
3317 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3318 regRRSR = RATE_ALL_OFDM_AG;
3319 break;
3320 }
3321
3322 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
3323 {
3324 u32 ratr_value = 0;
3325 ratr_value = regRATR;
3326 if (priv->rf_type == RF_1T2R)
3327 {
3328 ratr_value &= ~(RATE_ALL_OFDM_2SS);
3329 }
3330 write_nic_dword(dev, RATR0, ratr_value);
3331 write_nic_byte(dev, UFWP, 1);
3332 }
3333 regTmp = read_nic_byte(dev, 0x313);
3334 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
3335 write_nic_dword(dev, RRSR, regRRSR);
3336
3337 //
3338 // Set Retry Limit here
3339 //
3340 write_nic_word(dev, RETRY_LIMIT,
3341 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \
3342 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
3343 // Set Contention Window here
3344
3345 // Set Tx AGC
3346
3347 // Set Tx Antenna including Feedback control
3348
3349 // Set Auto Rate fallback control
3350
3351
3352 }
3353
3354
3355 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
3356 {
3357 struct r8192_priv *priv = ieee80211_priv(dev);
3358 // struct ieee80211_device *ieee = priv->ieee80211;
3359 u32 ulRegRead;
3360 RT_STATUS rtStatus = RT_STATUS_SUCCESS;
3361 // static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG;
3362 // static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG;
3363 //u8 eRFPath;
3364 u8 tmpvalue;
3365 #ifdef RTL8192E
3366 u8 ICVersion,SwitchingRegulatorOutput;
3367 #endif
3368 bool bfirmwareok = true;
3369 #ifdef RTL8190P
3370 u8 ucRegRead;
3371 #endif
3372 u32 tmpRegA, tmpRegC, TempCCk;
3373 int i =0;
3374 // u32 dwRegRead = 0;
3375
3376 RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
3377 priv->being_init_adapter = true;
3378 rtl8192_pci_resetdescring(dev);
3379 // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
3380 priv->Rf_Mode = RF_OP_By_SW_3wire;
3381 #ifdef RTL8192E
3382 //dPLL on
3383 if(priv->ResetProgress == RESET_TYPE_NORESET)
3384 {
3385 write_nic_byte(dev, ANAPAR, 0x37);
3386 // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
3387 // Joseph increae the time to prevent firmware download fail
3388 mdelay(500);
3389 }
3390 #endif
3391 //PlatformSleepUs(10000);
3392 // For any kind of InitializeAdapter process, we shall use system now!!
3393 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
3394
3395 // Set to eRfoff in order not to count receive count.
3396 if(priv->RegRfOff == TRUE)
3397 priv->ieee80211->eRFPowerState = eRfOff;
3398
3399 //
3400 //3 //Config CPUReset Register
3401 //3//
3402 //3 Firmware Reset Or Not
3403 ulRegRead = read_nic_dword(dev, CPU_GEN);
3404 if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
3405 { //called from MPInitialized. do nothing
3406 ulRegRead |= CPU_GEN_SYSTEM_RESET;
3407 }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
3408 ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset
3409 else
3410 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status);
3411
3412 #ifdef RTL8190P
3413 //2008.06.03, for WOL 90 hw bug
3414 ulRegRead &= (~(CPU_GEN_GPIO_UART));
3415 #endif
3416
3417 write_nic_dword(dev, CPU_GEN, ulRegRead);
3418 //mdelay(100);
3419
3420 #ifdef RTL8192E
3421
3422 //3//
3423 //3 //Fix the issue of E-cut high temperature issue
3424 //3//
3425 // TODO: E cut only
3426 ICVersion = read_nic_byte(dev, IC_VERRSION);
3427 if(ICVersion >= 0x4) //E-cut only
3428 {
3429 // HW SD suggest that we should not wirte this register too often, so driver
3430 // should readback this register. This register will be modified only when
3431 // power on reset
3432 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
3433 if(SwitchingRegulatorOutput != 0xb8)
3434 {
3435 write_nic_byte(dev, SWREGULATOR, 0xa8);
3436 mdelay(1);
3437 write_nic_byte(dev, SWREGULATOR, 0xb8);
3438 }
3439 }
3440 #endif
3441
3442
3443 //3//
3444 //3// Initialize BB before MAC
3445 //3//
3446 RT_TRACE(COMP_INIT, "BB Config Start!\n");
3447 rtStatus = rtl8192_BBConfig(dev);
3448 if(rtStatus != RT_STATUS_SUCCESS)
3449 {
3450 RT_TRACE(COMP_ERR, "BB Config failed\n");
3451 return rtStatus;
3452 }
3453 RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3454
3455 //3//Set Loopback mode or Normal mode
3456 //3//
3457 //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3458 // because setting of System_Reset bit reset MAC to default transmission mode.
3459 //Loopback mode or not
3460 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3461 //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3462 if(priv->ResetProgress == RESET_TYPE_NORESET)
3463 {
3464 ulRegRead = read_nic_dword(dev, CPU_GEN);
3465 if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3466 {
3467 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3468 }
3469 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3470 {
3471 ulRegRead |= CPU_CCK_LOOPBACK;
3472 }
3473 else
3474 {
3475 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3476 }
3477
3478 //2008.06.03, for WOL
3479 //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3480 write_nic_dword(dev, CPU_GEN, ulRegRead);
3481
3482 // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3483 udelay(500);
3484 }
3485 //3Set Hardware(Do nothing now)
3486 rtl8192_hwconfig(dev);
3487 //2=======================================================
3488 // Common Setting for all of the FPGA platform. (part 1)
3489 //2=======================================================
3490 // If there is changes, please make sure it applies to all of the FPGA version
3491 //3 Turn on Tx/Rx
3492 write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3493
3494 //2Set Tx dma burst
3495 #ifdef RTL8190P
3496 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \
3497 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \
3498 (1<<MULRW_SHIFT)));
3499 #else
3500 #ifdef RTL8192E
3501 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\
3502 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3503 #endif
3504 #endif
3505 //set IDR0 here
3506 write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3507 write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3508 //set RCR
3509 write_nic_dword(dev, RCR, priv->ReceiveConfig);
3510
3511 //3 Initialize Number of Reserved Pages in Firmware Queue
3512 #ifdef TO_DO_LIST
3513 if(priv->bInHctTest)
3514 {
3515 PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3516 NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3517 NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3518 NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3519 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3520 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3521 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3522 NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3523 }
3524 else
3525 #endif
3526 {
3527 write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3528 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3529 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3530 NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3531 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3532 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3533 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3534 NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3535 }
3536
3537 rtl8192_tx_enable(dev);
3538 rtl8192_rx_enable(dev);
3539 //3Set Response Rate Setting Register
3540 // CCK rate is supported by default.
3541 // CCK rate will be filtered out only when associated AP does not support it.
3542 ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3543 write_nic_dword(dev, RRSR, ulRegRead);
3544 write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3545
3546 //2Set AckTimeout
3547 // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3548 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3549
3550 //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3551 if(priv->ResetProgress == RESET_TYPE_NORESET)
3552 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3553 //-----------------------------------------------------------------------------
3554 // Set up security related. 070106, by rcnjko:
3555 // 1. Clear all H/W keys.
3556 // 2. Enable H/W encryption/decryption.
3557 //-----------------------------------------------------------------------------
3558 CamResetAllEntry(dev);
3559 {
3560 u8 SECR_value = 0x0;
3561 SECR_value |= SCR_TxEncEnable;
3562 SECR_value |= SCR_RxDecEnable;
3563 SECR_value |= SCR_NoSKMC;
3564 write_nic_byte(dev, SECR, SECR_value);
3565 }
3566 //3Beacon related
3567 write_nic_word(dev, ATIMWND, 2);
3568 write_nic_word(dev, BCN_INTERVAL, 100);
3569 for (i=0; i<QOS_QUEUE_NUM; i++)
3570 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3571 //
3572 // Switching regulator controller: This is set temporarily.
3573 // It's not sure if this can be removed in the future.
3574 // PJ advised to leave it by default.
3575 //
3576 write_nic_byte(dev, 0xbe, 0xc0);
3577
3578 //2=======================================================
3579 // Set PHY related configuration defined in MAC register bank
3580 //2=======================================================
3581 rtl8192_phy_configmac(dev);
3582
3583 if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3584 rtl8192_phy_getTxPower(dev);
3585 rtl8192_phy_setTxPower(dev, priv->chan);
3586 }
3587
3588 //if D or C cut
3589 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3590 priv->IC_Cut = tmpvalue;
3591 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3592 if(priv->IC_Cut >= IC_VersionCut_D)
3593 {
3594 //pHalData->bDcut = TRUE;
3595 if(priv->IC_Cut == IC_VersionCut_D)
3596 RT_TRACE(COMP_INIT, "D-cut\n");
3597 if(priv->IC_Cut == IC_VersionCut_E)
3598 {
3599 RT_TRACE(COMP_INIT, "E-cut\n");
3600 // HW SD suggest that we should not wirte this register too often, so driver
3601 // should readback this register. This register will be modified only when
3602 // power on reset
3603 }
3604 }
3605 else
3606 {
3607 //pHalData->bDcut = FALSE;
3608 RT_TRACE(COMP_INIT, "Before C-cut\n");
3609 }
3610
3611 #if 1
3612 //Firmware download
3613 RT_TRACE(COMP_INIT, "Load Firmware!\n");
3614 bfirmwareok = init_firmware(dev);
3615 if(bfirmwareok != true) {
3616 rtStatus = RT_STATUS_FAILURE;
3617 return rtStatus;
3618 }
3619 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3620 #endif
3621 //RF config
3622 if(priv->ResetProgress == RESET_TYPE_NORESET)
3623 {
3624 RT_TRACE(COMP_INIT, "RF Config Started!\n");
3625 rtStatus = rtl8192_phy_RFConfig(dev);
3626 if(rtStatus != RT_STATUS_SUCCESS)
3627 {
3628 RT_TRACE(COMP_ERR, "RF Config failed\n");
3629 return rtStatus;
3630 }
3631 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3632 }
3633 rtl8192_phy_updateInitGain(dev);
3634
3635 /*---- Set CCK and OFDM Block "ON"----*/
3636 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3637 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3638
3639 #ifdef RTL8192E
3640 //Enable Led
3641 write_nic_byte(dev, 0x87, 0x0);
3642 #endif
3643 #ifdef RTL8190P
3644 //2008.06.03, for WOL
3645 ucRegRead = read_nic_byte(dev, GPE);
3646 ucRegRead |= BIT0;
3647 write_nic_byte(dev, GPE, ucRegRead);
3648
3649 ucRegRead = read_nic_byte(dev, GPO);
3650 ucRegRead &= ~BIT0;
3651 write_nic_byte(dev, GPO, ucRegRead);
3652 #endif
3653
3654 //2=======================================================
3655 // RF Power Save
3656 //2=======================================================
3657 #ifdef ENABLE_IPS
3658
3659 {
3660 if(priv->RegRfOff == TRUE)
3661 { // User disable RF via registry.
3662 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__);
3663 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW);
3664 #if 0//cosa, ask SD3 willis and he doesn't know what is this for
3665 // Those action will be discard in MgntActSet_RF_State because off the same state
3666 for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++)
3667 PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0);
3668 #endif
3669 }
3670 else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3671 { // H/W or S/W RF OFF before sleep.
3672 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3673 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3674 }
3675 else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3676 { // H/W or S/W RF OFF before sleep.
3677 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3678 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3679 }
3680 else
3681 {
3682 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3683 priv->ieee80211->eRFPowerState = eRfOn;
3684 priv->ieee80211->RfOffReason = 0;
3685 //DrvIFIndicateCurrentPhyStatus(Adapter);
3686 // LED control
3687 //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3688
3689 //
3690 // If inactive power mode is enabled, disable rf while in disconnected state.
3691 // But we should still tell upper layer we are in rf on state.
3692 // 2007.07.16, by shien chang.
3693 //
3694 //if(!Adapter->bInHctTest)
3695 //IPSEnter(Adapter);
3696
3697 }
3698 }
3699 #endif
3700 if(1){
3701 #ifdef RTL8192E
3702 // We can force firmware to do RF-R/W
3703 if(priv->ieee80211->FwRWRF)
3704 priv->Rf_Mode = RF_OP_By_FW;
3705 else
3706 priv->Rf_Mode = RF_OP_By_SW_3wire;
3707 #else
3708 priv->Rf_Mode = RF_OP_By_SW_3wire;
3709 #endif
3710 }
3711 #ifdef RTL8190P
3712 if(priv->ResetProgress == RESET_TYPE_NORESET)
3713 {
3714 dm_initialize_txpower_tracking(dev);
3715
3716 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3717 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3718
3719 if(priv->rf_type == RF_2T4R){
3720 for(i = 0; i<TxBBGainTableLength; i++)
3721 {
3722 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3723 {
3724 priv->rfa_txpowertrackingindex= (u8)i;
3725 priv->rfa_txpowertrackingindex_real= (u8)i;
3726 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3727 break;
3728 }
3729 }
3730 }
3731 for(i = 0; i<TxBBGainTableLength; i++)
3732 {
3733 if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3734 {
3735 priv->rfc_txpowertrackingindex= (u8)i;
3736 priv->rfc_txpowertrackingindex_real= (u8)i;
3737 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3738 break;
3739 }
3740 }
3741 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3742
3743 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3744 {
3745 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3746 {
3747 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3748 break;
3749 }
3750 }
3751 priv->CCKPresentAttentuation_40Mdefault = 0;
3752 priv->CCKPresentAttentuation_difference = 0;
3753 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3754 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3755 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3756 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3757 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3758 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3759 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3760 }
3761 #else
3762 #ifdef RTL8192E
3763 if(priv->ResetProgress == RESET_TYPE_NORESET)
3764 {
3765 dm_initialize_txpower_tracking(dev);
3766
3767 if(priv->IC_Cut >= IC_VersionCut_D)
3768 {
3769 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3770 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3771 for(i = 0; i<TxBBGainTableLength; i++)
3772 {
3773 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3774 {
3775 priv->rfa_txpowertrackingindex= (u8)i;
3776 priv->rfa_txpowertrackingindex_real= (u8)i;
3777 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3778 break;
3779 }
3780 }
3781
3782 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3783
3784 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3785 {
3786 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3787 {
3788 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3789 break;
3790 }
3791 }
3792 priv->CCKPresentAttentuation_40Mdefault = 0;
3793 priv->CCKPresentAttentuation_difference = 0;
3794 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3795 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3796 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3797 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3798 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3799 priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3800 }
3801 }
3802 #endif
3803 #endif
3804 rtl8192_irq_enable(dev);
3805 priv->being_init_adapter = false;
3806 return rtStatus;
3807
3808 }
3809
3810 void rtl8192_prepare_beacon(struct r8192_priv *priv)
3811 {
3812 struct sk_buff *skb;
3813 //unsigned long flags;
3814 cb_desc *tcb_desc;
3815
3816 skb = ieee80211_get_beacon(priv->ieee80211);
3817 tcb_desc = (cb_desc *)(skb->cb + 8);
3818 //printk("===========> %s\n", __FUNCTION__);
3819 //spin_lock_irqsave(&priv->tx_lock,flags);
3820 /* prepare misc info for the beacon xmit */
3821 tcb_desc->queue_index = BEACON_QUEUE;
3822 /* IBSS does not support HT yet, use 1M defaultly */
3823 tcb_desc->data_rate = 2;
3824 tcb_desc->RATRIndex = 7;
3825 tcb_desc->bTxDisableRateFallBack = 1;
3826 tcb_desc->bTxUseDriverAssingedRate = 1;
3827
3828 skb_push(skb, priv->ieee80211->tx_headroom);
3829 if(skb){
3830 rtl8192_tx(priv->ieee80211->dev,skb);
3831 }
3832 //spin_unlock_irqrestore (&priv->tx_lock, flags);
3833 }
3834
3835
3836 /* this configures registers for beacon tx and enables it via
3837 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3838 * be used to stop beacon transmission
3839 */
3840 void rtl8192_start_beacon(struct net_device *dev)
3841 {
3842 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3843 struct ieee80211_network *net = &priv->ieee80211->current_network;
3844 u16 BcnTimeCfg = 0;
3845 u16 BcnCW = 6;
3846 u16 BcnIFS = 0xf;
3847
3848 DMESG("Enabling beacon TX");
3849 //rtl8192_prepare_beacon(dev);
3850 rtl8192_irq_disable(dev);
3851 //rtl8192_beacon_tx_enable(dev);
3852
3853 /* ATIM window */
3854 write_nic_word(dev, ATIMWND, 2);
3855
3856 /* Beacon interval (in unit of TU) */
3857 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3858
3859 /*
3860 * DrvErlyInt (in unit of TU).
3861 * (Time to send interrupt to notify driver to c
3862 * hange beacon content)
3863 * */
3864 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3865
3866 /*
3867 * BcnDMATIM(in unit of us).
3868 * Indicates the time before TBTT to perform beacon queue DMA
3869 * */
3870 write_nic_word(dev, BCN_DMATIME, 256);
3871
3872 /*
3873 * Force beacon frame transmission even after receiving
3874 * beacon frame from other ad hoc STA
3875 * */
3876 write_nic_byte(dev, BCN_ERR_THRESH, 100);
3877
3878 /* Set CW and IFS */
3879 BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3880 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3881 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3882
3883
3884 /* enable the interrupt for ad-hoc process */
3885 rtl8192_irq_enable(dev);
3886 }
3887 /***************************************************************************
3888 -------------------------------NET STUFF---------------------------
3889 ***************************************************************************/
3890
3891
3892
3893 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3894 {
3895 u16 RegTxCounter = read_nic_word(dev, 0x128);
3896 struct r8192_priv *priv = ieee80211_priv(dev);
3897 bool bStuck = FALSE;
3898 RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3899 if(priv->TxCounter==RegTxCounter)
3900 bStuck = TRUE;
3901
3902 priv->TxCounter = RegTxCounter;
3903
3904 return bStuck;
3905 }
3906
3907 /*
3908 * <Assumption: RT_TX_SPINLOCK is acquired.>
3909 * First added: 2006.11.19 by emily
3910 */
3911 static RESET_TYPE
3912 TxCheckStuck(struct net_device *dev)
3913 {
3914 struct r8192_priv *priv = ieee80211_priv(dev);
3915 u8 QueueID;
3916 ptx_ring head=NULL,tail=NULL,txring = NULL;
3917 u8 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3918 bool bCheckFwTxCnt = false;
3919 //unsigned long flags;
3920
3921 //
3922 // Decide Stuch threshold according to current power save mode
3923 //
3924 //printk("++++++++++++>%s()\n",__FUNCTION__);
3925 switch (priv->ieee80211->dot11PowerSaveMode)
3926 {
3927 // The threshold value may required to be adjusted .
3928 case eActive: // Active/Continuous access.
3929 ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
3930 break;
3931 case eMaxPs: // Max power save mode.
3932 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3933 break;
3934 case eFastPs: // Fast power save mode.
3935 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3936 break;
3937 }
3938
3939 //
3940 // Check whether specific tcb has been queued for a specific time
3941 //
3942 for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++)
3943 {
3944
3945
3946 if(QueueID == TXCMD_QUEUE)
3947 continue;
3948
3949 switch(QueueID) {
3950 case MGNT_QUEUE:
3951 tail=priv->txmapringtail;
3952 head=priv->txmapringhead;
3953 break;
3954
3955 case BK_QUEUE:
3956 tail=priv->txbkpringtail;
3957 head=priv->txbkpringhead;
3958 break;
3959
3960 case BE_QUEUE:
3961 tail=priv->txbepringtail;
3962 head=priv->txbepringhead;
3963 break;
3964
3965 case VI_QUEUE:
3966 tail=priv->txvipringtail;
3967 head=priv->txvipringhead;
3968 break;
3969
3970 case VO_QUEUE:
3971 tail=priv->txvopringtail;
3972 head=priv->txvopringhead;
3973 break;
3974
3975 default:
3976 tail=head=NULL;
3977 break;
3978 }
3979
3980 if(tail == head)
3981 continue;
3982 else
3983 {
3984 txring = head;
3985 if(txring == NULL)
3986 {
3987 RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__);
3988 continue;
3989 }
3990 txring->nStuckCount++;
3991 bCheckFwTxCnt = TRUE;
3992 }
3993 }
3994 #if 1
3995 if(bCheckFwTxCnt)
3996 {
3997 if(HalTxCheckStuck8190Pci(dev))
3998 {
3999 RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
4000 return RESET_TYPE_SILENT;
4001 }
4002 }
4003 #endif
4004 return RESET_TYPE_NORESET;
4005 }
4006
4007
4008 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
4009 {
4010 struct r8192_priv *priv = ieee80211_priv(dev);
4011 u16 RegRxCounter = read_nic_word(dev, 0x130);
4012 bool bStuck = FALSE;
4013 static u8 rx_chk_cnt = 0;
4014 RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
4015 // If rssi is small, we should check rx for long time because of bad rx.
4016 // or maybe it will continuous silent reset every 2 seconds.
4017 rx_chk_cnt++;
4018 if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
4019 {
4020 rx_chk_cnt = 0; //high rssi, check rx stuck right now.
4021 }
4022 else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
4023 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
4024 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
4025
4026 {
4027 if(rx_chk_cnt < 2)
4028 {
4029 return bStuck;
4030 }
4031 else
4032 {
4033 rx_chk_cnt = 0;
4034 }
4035 }
4036 else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
4037 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
4038 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
4039 {
4040 if(rx_chk_cnt < 4)
4041 {
4042 //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4043 return bStuck;
4044 }
4045 else
4046 {
4047 rx_chk_cnt = 0;
4048 //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4049 }
4050 }
4051 else
4052 {
4053 if(rx_chk_cnt < 8)
4054 {
4055 //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI);
4056 return bStuck;
4057 }
4058 else
4059 {
4060 rx_chk_cnt = 0;
4061 //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI);
4062 }
4063 }
4064 if(priv->RxCounter==RegRxCounter)
4065 bStuck = TRUE;
4066
4067 priv->RxCounter = RegRxCounter;
4068
4069 return bStuck;
4070 }
4071
4072 static RESET_TYPE RxCheckStuck(struct net_device *dev)
4073 {
4074
4075 if(HalRxCheckStuck8190Pci(dev))
4076 {
4077 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
4078 return RESET_TYPE_SILENT;
4079 }
4080
4081 return RESET_TYPE_NORESET;
4082 }
4083
4084 static RESET_TYPE
4085 rtl819x_ifcheck_resetornot(struct net_device *dev)
4086 {
4087 struct r8192_priv *priv = ieee80211_priv(dev);
4088 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
4089 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
4090 RT_RF_POWER_STATE rfState;
4091
4092 rfState = priv->ieee80211->eRFPowerState;
4093
4094 TxResetType = TxCheckStuck(dev);
4095 #if 1
4096 if( rfState != eRfOff &&
4097 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
4098 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
4099 {
4100 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
4101 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
4102 // if driver is in firmware download failure status, driver should initialize RF in the following
4103 // silent reset procedure Emily, 2008.01.21
4104
4105 // Driver should not check RX stuck in IBSS mode because it is required to
4106 // set Check BSSID in order to send beacon, however, if check BSSID is
4107 // set, STA cannot hear any packet a all. Emily, 2008.04.12
4108 RxResetType = RxCheckStuck(dev);
4109 }
4110 #endif
4111
4112 RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
4113 if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
4114 return RESET_TYPE_NORMAL;
4115 else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
4116 return RESET_TYPE_SILENT;
4117 else
4118 return RESET_TYPE_NORESET;
4119
4120 }
4121
4122
4123 static void CamRestoreAllEntry(struct net_device *dev)
4124 {
4125 u8 EntryId = 0;
4126 struct r8192_priv *priv = ieee80211_priv(dev);
4127 u8* MacAddr = priv->ieee80211->current_network.bssid;
4128
4129 static u8 CAM_CONST_ADDR[4][6] = {
4130 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
4131 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
4132 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
4133 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
4134 static u8 CAM_CONST_BROAD[] =
4135 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4136
4137 RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
4138
4139
4140 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
4141 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
4142 {
4143
4144 for(EntryId=0; EntryId<4; EntryId++)
4145 {
4146 {
4147 MacAddr = CAM_CONST_ADDR[EntryId];
4148 setKey(dev,
4149 EntryId ,
4150 EntryId,
4151 priv->ieee80211->pairwise_key_type,
4152 MacAddr,
4153 0,
4154 NULL);
4155 }
4156 }
4157
4158 }
4159 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
4160 {
4161
4162 {
4163 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4164 setKey(dev,
4165 4,
4166 0,
4167 priv->ieee80211->pairwise_key_type,
4168 (u8*)dev->dev_addr,
4169 0,
4170 NULL);
4171 else
4172 setKey(dev,
4173 4,
4174 0,
4175 priv->ieee80211->pairwise_key_type,
4176 MacAddr,
4177 0,
4178 NULL);
4179 }
4180 }
4181 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
4182 {
4183
4184 {
4185 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4186 setKey(dev,
4187 4,
4188 0,
4189 priv->ieee80211->pairwise_key_type,
4190 (u8*)dev->dev_addr,
4191 0,
4192 NULL);
4193 else
4194 setKey(dev,
4195 4,
4196 0,
4197 priv->ieee80211->pairwise_key_type,
4198 MacAddr,
4199 0,
4200 NULL);
4201 }
4202 }
4203
4204
4205
4206 if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
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 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4222 setKey(dev,
4223 0,
4224 0,
4225 priv->ieee80211->group_key_type,
4226 CAM_CONST_ADDR[0],
4227 0,
4228 NULL);
4229 }
4230 else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
4231 {
4232 MacAddr = CAM_CONST_BROAD;
4233 for(EntryId=1; EntryId<4 ; EntryId++)
4234 {
4235 {
4236 setKey(dev,
4237 EntryId ,
4238 EntryId,
4239 priv->ieee80211->group_key_type,
4240 MacAddr,
4241 0,
4242 NULL);
4243 }
4244 }
4245
4246 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4247 setKey(dev,
4248 0 ,
4249 0,
4250 priv->ieee80211->group_key_type,
4251 CAM_CONST_ADDR[0],
4252 0,
4253 NULL);
4254 }
4255 }
4256
4257 void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
4258 int _rtl8192_up(struct net_device *dev);
4259
4260 /*
4261 * This function is used to fix Tx/Rx stop bug temporarily.
4262 * This function will do "system reset" to NIC when Tx or Rx is stuck.
4263 * The method checking Tx/Rx stuck of this function is supported by FW,
4264 * which reports Tx and Rx counter to register 0x128 and 0x130.
4265 * */
4266 static void rtl819x_ifsilentreset(struct net_device *dev)
4267 {
4268 struct r8192_priv *priv = ieee80211_priv(dev);
4269 u8 reset_times = 0;
4270 int reset_status = 0;
4271 struct ieee80211_device *ieee = priv->ieee80211;
4272
4273
4274 return;
4275
4276 // 2007.07.20. If we need to check CCK stop, please uncomment this line.
4277 //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
4278
4279 if(priv->ResetProgress==RESET_TYPE_NORESET)
4280 {
4281 RESET_START:
4282 #ifdef ENABLE_LPS
4283 //LZM for PS-Poll AID issue. 090429
4284 if(priv->ieee80211->state == IEEE80211_LINKED)
4285 LeisurePSLeave(dev);
4286 #endif
4287
4288 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
4289
4290 // Set the variable for reset.
4291 priv->ResetProgress = RESET_TYPE_SILENT;
4292 // rtl8192_close(dev);
4293 #if 1
4294 down(&priv->wx_sem);
4295 if(priv->up == 0)
4296 {
4297 RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
4298 up(&priv->wx_sem);
4299 return ;
4300 }
4301 priv->up = 0;
4302 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
4303 if(!netif_queue_stopped(dev))
4304 netif_stop_queue(dev);
4305
4306 dm_backup_dynamic_mechanism_state(dev);
4307
4308 rtl8192_irq_disable(dev);
4309 rtl8192_cancel_deferred_work(priv);
4310 deinit_hal_dm(dev);
4311 del_timer_sync(&priv->watch_dog_timer);
4312 ieee->sync_scan_hurryup = 1;
4313 if(ieee->state == IEEE80211_LINKED)
4314 {
4315 down(&ieee->wx_sem);
4316 printk("ieee->state is IEEE80211_LINKED\n");
4317 ieee80211_stop_send_beacons(priv->ieee80211);
4318 del_timer_sync(&ieee->associate_timer);
4319 cancel_delayed_work(&ieee->associate_retry_wq);
4320 ieee80211_stop_scan(ieee);
4321 netif_carrier_off(dev);
4322 up(&ieee->wx_sem);
4323 }
4324 else{
4325 printk("ieee->state is NOT LINKED\n");
4326 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4327 }
4328 rtl8192_halt_adapter(dev, true);
4329 up(&priv->wx_sem);
4330 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
4331 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
4332 reset_status = _rtl8192_up(dev);
4333
4334 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
4335 if(reset_status == -1)
4336 {
4337 if(reset_times < 3)
4338 {
4339 reset_times++;
4340 goto RESET_START;
4341 }
4342 else
4343 {
4344 RT_TRACE(COMP_ERR," ERR!!! %s(): Reset Failed!!\n",__FUNCTION__);
4345 }
4346 }
4347 #endif
4348 ieee->is_silent_reset = 1;
4349 #if 1
4350 EnableHWSecurityConfig8192(dev);
4351 #if 1
4352 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4353 {
4354 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4355
4356 #if 1
4357 queue_work(ieee->wq, &ieee->associate_complete_wq);
4358 #endif
4359
4360 }
4361 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
4362 {
4363 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4364 ieee->link_change(ieee->dev);
4365
4366 // notify_wx_assoc_event(ieee);
4367
4368 ieee80211_start_send_beacons(ieee);
4369
4370 if (ieee->data_hard_resume)
4371 ieee->data_hard_resume(ieee->dev);
4372 netif_carrier_on(ieee->dev);
4373 }
4374 #endif
4375
4376 CamRestoreAllEntry(dev);
4377
4378 // Restore the previous setting for all dynamic mechanism
4379 dm_restore_dynamic_mechanism_state(dev);
4380
4381 priv->ResetProgress = RESET_TYPE_NORESET;
4382 priv->reset_count++;
4383
4384 priv->bForcedSilentReset =false;
4385 priv->bResetInProgress = false;
4386
4387 // For test --> force write UFWP.
4388 write_nic_byte(dev, UFWP, 1);
4389 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
4390 #endif
4391 }
4392 }
4393
4394 #ifdef ENABLE_IPS
4395 void InactivePsWorkItemCallback(struct net_device *dev)
4396 {
4397 struct r8192_priv *priv = ieee80211_priv(dev);
4398 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4399 //u8 index = 0;
4400
4401 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
4402 //
4403 // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
4404 // is really scheduled.
4405 // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
4406 // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
4407 // blocks the IPS procedure of switching RF.
4408 // By Bruce, 2007-12-25.
4409 //
4410 pPSC->bSwRfProcessing = TRUE;
4411
4412 RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n", \
4413 pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
4414
4415
4416 MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
4417
4418 //
4419 // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
4420 //
4421 pPSC->bSwRfProcessing = FALSE;
4422 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
4423 }
4424
4425 #ifdef ENABLE_LPS
4426 //
4427 // Change current and default preamble mode.
4428 // 2005.01.06, by rcnjko.
4429 //
4430 bool MgntActSet_802_11_PowerSaveMode(struct net_device *dev, u8 rtPsMode)
4431 {
4432 struct r8192_priv *priv = ieee80211_priv(dev);
4433 //PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4434 //u8 RpwmVal, FwPwrMode;
4435
4436 // Currently, we do not change power save mode on IBSS mode.
4437 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4438 {
4439 return false;
4440 }
4441
4442 //
4443 // <RJ_NOTE> If we make HW to fill up the PwrMgt bit for us,
4444 // some AP will not response to our mgnt frames with PwrMgt bit set,
4445 // e.g. cannot associate the AP.
4446 // So I commented out it. 2005.02.16, by rcnjko.
4447 //
4448 // // Change device's power save mode.
4449 // Adapter->HalFunc.SetPSModeHandler( Adapter, rtPsMode );
4450
4451 // Update power save mode configured.
4452 //RT_TRACE(COMP_LPS,"%s(): set ieee->ps = %x\n",__FUNCTION__,rtPsMode);
4453 if(!priv->ps_force) {
4454 priv->ieee80211->ps = rtPsMode;
4455 }
4456
4457 // Awake immediately
4458 if(priv->ieee80211->sta_sleep != 0 && rtPsMode == IEEE80211_PS_DISABLED)
4459 {
4460 unsigned long flags;
4461
4462 //PlatformSetTimer(Adapter, &(pMgntInfo->AwakeTimer), 0);
4463 // Notify the AP we awke.
4464 rtl8192_hw_wakeup(dev);
4465 priv->ieee80211->sta_sleep = 0;
4466
4467 spin_lock_irqsave(&(priv->ieee80211->mgmt_tx_lock), flags);
4468 printk("LPS leave: notify AP we are awaked ++++++++++ SendNullFunctionData\n");
4469 ieee80211_sta_ps_send_null_frame(priv->ieee80211, 0);
4470 spin_unlock_irqrestore(&(priv->ieee80211->mgmt_tx_lock), flags);
4471 }
4472
4473 return true;
4474 }
4475
4476 //================================================================================
4477 // Leisure Power Save in linked state.
4478 //================================================================================
4479
4480 //
4481 // Description:
4482 // Enter the leisure power save mode.
4483 //
4484 void LeisurePSEnter(struct net_device *dev)
4485 {
4486 struct r8192_priv *priv = ieee80211_priv(dev);
4487 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4488
4489 //RT_TRACE(COMP_PS, "LeisurePSEnter()...\n");
4490 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d,pPSC->LpsIdleCount is %d,RT_CHECK_FOR_HANG_PERIOD is %d\n",
4491 // pPSC->bLeisurePs, priv->ieee80211->ps,pPSC->LpsIdleCount,RT_CHECK_FOR_HANG_PERIOD);
4492
4493 if(!((priv->ieee80211->iw_mode == IW_MODE_INFRA) &&
4494 (priv->ieee80211->state == IEEE80211_LINKED)) ||
4495 (priv->ieee80211->iw_mode == IW_MODE_ADHOC) ||
4496 (priv->ieee80211->iw_mode == IW_MODE_MASTER))
4497 return;
4498
4499 if (pPSC->bLeisurePs)
4500 {
4501 // Idle for a while if we connect to AP a while ago.
4502 if(pPSC->LpsIdleCount >= RT_CHECK_FOR_HANG_PERIOD) // 4 Sec
4503 {
4504
4505 if(priv->ieee80211->ps == IEEE80211_PS_DISABLED)
4506 {
4507
4508 //RT_TRACE(COMP_LPS, "LeisurePSEnter(): Enter 802.11 power save mode...\n");
4509 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);
4510
4511 }
4512 }
4513 else
4514 pPSC->LpsIdleCount++;
4515 }
4516 }
4517
4518
4519 //
4520 // Description:
4521 // Leave the leisure power save mode.
4522 //
4523 void LeisurePSLeave(struct net_device *dev)
4524 {
4525 struct r8192_priv *priv = ieee80211_priv(dev);
4526 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4527
4528
4529 //RT_TRACE(COMP_PS, "LeisurePSLeave()...\n");
4530 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d\n",
4531 // pPSC->bLeisurePs, priv->ieee80211->ps);
4532
4533 if (pPSC->bLeisurePs)
4534 {
4535 if(priv->ieee80211->ps != IEEE80211_PS_DISABLED)
4536 {
4537 // move to lps_wakecomplete()
4538 //RT_TRACE(COMP_LPS, "LeisurePSLeave(): Busy Traffic , Leave 802.11 power save..\n");
4539 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_DISABLED);
4540
4541 }
4542 }
4543 }
4544 #endif
4545
4546
4547 //
4548 // Description:
4549 // Enter the inactive power save mode. RF will be off
4550 // 2007.08.17, by shien chang.
4551 //
4552 void
4553 IPSEnter(struct net_device *dev)
4554 {
4555 struct r8192_priv *priv = ieee80211_priv(dev);
4556 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4557 RT_RF_POWER_STATE rtState;
4558
4559 if (pPSC->bInactivePs)
4560 {
4561 rtState = priv->ieee80211->eRFPowerState;
4562 //
4563 // Added by Bruce, 2007-12-25.
4564 // Do not enter IPS in the following conditions:
4565 // (1) RF is already OFF or Sleep
4566 // (2) bSwRfProcessing (indicates the IPS is still under going)
4567 // (3) Connectted (only disconnected can trigger IPS)
4568 // (4) IBSS (send Beacon)
4569 // (5) AP mode (send Beacon)
4570 //
4571 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4572 && (priv->ieee80211->state != IEEE80211_LINKED) )
4573 {
4574 RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4575 //printk("IPSEnter(): Turn off RF.\n");
4576 pPSC->eInactivePowerState = eRfOff;
4577 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4578 InactivePsWorkItemCallback(dev);
4579 }
4580 }
4581 }
4582
4583 //
4584 // Description:
4585 // Leave the inactive power save mode, RF will be on.
4586 // 2007.08.17, by shien chang.
4587 //
4588 void
4589 IPSLeave(struct net_device *dev)
4590 {
4591 struct r8192_priv *priv = ieee80211_priv(dev);
4592 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4593 RT_RF_POWER_STATE rtState;
4594
4595 if (pPSC->bInactivePs)
4596 {
4597 rtState = priv->ieee80211->eRFPowerState;
4598 if (rtState != eRfOn && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4599 {
4600 RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4601 //printk("IPSLeave(): Turn on RF.\n");
4602 pPSC->eInactivePowerState = eRfOn;
4603 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4604 InactivePsWorkItemCallback(dev);
4605 }
4606 }
4607 }
4608
4609 void IPSLeave_wq(void *data)
4610 {
4611 struct ieee80211_device *ieee = container_of(data,struct ieee80211_device,ips_leave_wq);
4612 struct net_device *dev = ieee->dev;
4613
4614 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4615 down(&priv->ieee80211->ips_sem);
4616 IPSLeave(dev);
4617 up(&priv->ieee80211->ips_sem);
4618 }
4619
4620 void ieee80211_ips_leave_wq(struct net_device *dev)
4621 {
4622 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4623 RT_RF_POWER_STATE rtState;
4624 rtState = priv->ieee80211->eRFPowerState;
4625
4626 if(priv->ieee80211->PowerSaveControl.bInactivePs){
4627 if(rtState == eRfOff){
4628 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
4629 {
4630 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
4631 return;
4632 }
4633 else{
4634 printk("=========>%s(): IPSLeave\n",__FUNCTION__);
4635 queue_work(priv->ieee80211->wq,&priv->ieee80211->ips_leave_wq);
4636 }
4637 }
4638 }
4639 }
4640 //added by amy 090331 end
4641 void ieee80211_ips_leave(struct net_device *dev)
4642 {
4643 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4644 down(&priv->ieee80211->ips_sem);
4645 IPSLeave(dev);
4646 up(&priv->ieee80211->ips_sem);
4647 }
4648 #endif
4649
4650 static void rtl819x_update_rxcounts(
4651 struct r8192_priv *priv,
4652 u32* TotalRxBcnNum,
4653 u32* TotalRxDataNum
4654 )
4655 {
4656 u16 SlotIndex;
4657 u8 i;
4658
4659 *TotalRxBcnNum = 0;
4660 *TotalRxDataNum = 0;
4661
4662 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4663 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4664 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4665 for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4666 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4667 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4668 }
4669 }
4670
4671
4672 void rtl819x_watchdog_wqcallback(struct work_struct *work)
4673 {
4674 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4675 struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4676 struct net_device *dev = priv->ieee80211->dev;
4677 struct ieee80211_device* ieee = priv->ieee80211;
4678 RESET_TYPE ResetType = RESET_TYPE_NORESET;
4679 static u8 check_reset_cnt=0;
4680 unsigned long flags;
4681 bool bBusyTraffic = false;
4682 static u8 last_time = 0;
4683 bool bEnterPS = false;
4684
4685 if((!priv->up) || (priv->bHwRadioOff == true))
4686 return;
4687
4688 if(!priv->up)
4689 return;
4690 hal_dm_watchdog(dev);
4691 #ifdef ENABLE_IPS
4692 // printk("watch_dog ENABLE_IPS\n");
4693 if(ieee->actscanning == false){
4694 //printk("%d,%d,%d,%d\n", ieee->eRFPowerState, ieee->is_set_key, ieee->proto_stoppping, ieee->wx_set_enc);
4695 if((ieee->iw_mode == IW_MODE_INFRA) && (ieee->state == IEEE80211_NOLINK) &&\
4696 (ieee->eRFPowerState == eRfOn)&&!ieee->is_set_key &&\
4697 (!ieee->proto_stoppping) && !ieee->wx_set_enc){
4698 if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4699 //printk("====================>haha:IPSEnter()\n");
4700 IPSEnter(dev);
4701 //ieee80211_stop_scan(priv->ieee80211);
4702 }
4703 }
4704 }
4705 #endif
4706 {//to get busy traffic condition
4707 if(ieee->state == IEEE80211_LINKED)
4708 {
4709 if( ieee->LinkDetectInfo.NumRxOkInPeriod> 100 ||
4710 ieee->LinkDetectInfo.NumTxOkInPeriod> 100 ) {
4711 bBusyTraffic = true;
4712 }
4713
4714 #ifdef ENABLE_LPS
4715 //added by amy for Leisure PS
4716 if( ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod + ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) ||
4717 (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
4718 {
4719 //printk("ieee->LinkDetectInfo.NumRxUnicastOkInPeriod is %d,ieee->LinkDetectInfo.NumTxOkInPeriod is %d\n",
4720 // ieee->LinkDetectInfo.NumRxUnicastOkInPeriod,ieee->LinkDetectInfo.NumTxOkInPeriod);
4721 bEnterPS= false;
4722 }
4723 else
4724 {
4725 bEnterPS= true;
4726 }
4727
4728 //printk("***bEnterPS = %d\n", bEnterPS);
4729 // LeisurePS only work in infra mode.
4730 if(bEnterPS)
4731 {
4732 LeisurePSEnter(dev);
4733 }
4734 else
4735 {
4736 LeisurePSLeave(dev);
4737 }
4738 #endif
4739
4740 }
4741 else
4742 {
4743 #ifdef ENABLE_LPS
4744 //RT_TRACE(COMP_LPS,"====>no link LPS leave\n");
4745 LeisurePSLeave(dev);
4746 #endif
4747 }
4748
4749 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4750 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4751 ieee->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
4752 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4753 }
4754
4755
4756 //added by amy for AP roaming
4757 if (1)
4758 {
4759 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4760 {
4761 u32 TotalRxBcnNum = 0;
4762 u32 TotalRxDataNum = 0;
4763
4764 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4765 if((TotalRxBcnNum+TotalRxDataNum) == 0)
4766 {
4767 if( ieee->eRFPowerState == eRfOff)
4768 RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4769 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4770 // Dot11d_Reset(dev);
4771 ieee->state = IEEE80211_ASSOCIATING;
4772 notify_wx_assoc_event(priv->ieee80211);
4773 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4774 ieee->is_roaming = true;
4775 ieee->is_set_key = false;
4776 ieee->link_change(dev);
4777 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4778 }
4779 }
4780 ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4781 ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4782
4783 }
4784 //check if reset the driver
4785 spin_lock_irqsave(&priv->tx_lock,flags);
4786 if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1))
4787 {
4788 ResetType = rtl819x_ifcheck_resetornot(dev);
4789 check_reset_cnt = 3;
4790 //DbgPrint("Start to check silent reset\n");
4791 }
4792 spin_unlock_irqrestore(&priv->tx_lock,flags);
4793 if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4794 {
4795 priv->ResetProgress = RESET_TYPE_NORMAL;
4796 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4797 return;
4798 }
4799 /* disable silent reset temply 2008.9.11*/
4800 #if 1
4801 if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4802 {
4803 last_time = 1;
4804 rtl819x_ifsilentreset(dev);
4805 }
4806 else
4807 last_time = 0;
4808 #endif
4809 priv->force_reset = false;
4810 priv->bForcedSilentReset = false;
4811 priv->bResetInProgress = false;
4812 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4813
4814 }
4815
4816 void watch_dog_timer_callback(unsigned long data)
4817 {
4818 struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4819 queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4820 mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4821
4822 }
4823 int _rtl8192_up(struct net_device *dev)
4824 {
4825 struct r8192_priv *priv = ieee80211_priv(dev);
4826 //int i;
4827 RT_STATUS init_status = RT_STATUS_SUCCESS;
4828 priv->up=1;
4829 priv->ieee80211->ieee_up=1;
4830 priv->bdisable_nic = false; //YJ,add,091111
4831 RT_TRACE(COMP_INIT, "Bringing up iface");
4832
4833 init_status = rtl8192_adapter_start(dev);
4834 if(init_status != RT_STATUS_SUCCESS)
4835 {
4836 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4837 return -1;
4838 }
4839 RT_TRACE(COMP_INIT, "start adapter finished\n");
4840 #ifdef RTL8192E
4841 if(priv->ieee80211->eRFPowerState!=eRfOn)
4842 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4843 #endif
4844 if(priv->ieee80211->state != IEEE80211_LINKED)
4845 ieee80211_softmac_start_protocol(priv->ieee80211);
4846 ieee80211_reset_queue(priv->ieee80211);
4847 watch_dog_timer_callback((unsigned long) dev);
4848 if(!netif_queue_stopped(dev))
4849 netif_start_queue(dev);
4850 else
4851 netif_wake_queue(dev);
4852
4853 return 0;
4854 }
4855
4856
4857 static int rtl8192_open(struct net_device *dev)
4858 {
4859 struct r8192_priv *priv = ieee80211_priv(dev);
4860 int ret;
4861
4862 down(&priv->wx_sem);
4863 ret = rtl8192_up(dev);
4864 up(&priv->wx_sem);
4865 return ret;
4866
4867 }
4868
4869
4870 int rtl8192_up(struct net_device *dev)
4871 {
4872 struct r8192_priv *priv = ieee80211_priv(dev);
4873
4874 if (priv->up == 1) return -1;
4875
4876 return _rtl8192_up(dev);
4877 }
4878
4879
4880 static int rtl8192_close(struct net_device *dev)
4881 {
4882 struct r8192_priv *priv = ieee80211_priv(dev);
4883 int ret;
4884
4885 down(&priv->wx_sem);
4886
4887 ret = rtl8192_down(dev);
4888
4889 up(&priv->wx_sem);
4890
4891 return ret;
4892
4893 }
4894
4895 int rtl8192_down(struct net_device *dev)
4896 {
4897 struct r8192_priv *priv = ieee80211_priv(dev);
4898 // int i;
4899 #if 0
4900 u8 ucRegRead;
4901 u32 ulRegRead;
4902 #endif
4903 if (priv->up == 0) return -1;
4904
4905 #ifdef ENABLE_LPS
4906 //LZM for PS-Poll AID issue. 090429
4907 if(priv->ieee80211->state == IEEE80211_LINKED)
4908 LeisurePSLeave(dev);
4909 #endif
4910
4911 priv->up=0;
4912 priv->ieee80211->ieee_up = 0;
4913 RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4914 /* FIXME */
4915 if (!netif_queue_stopped(dev))
4916 netif_stop_queue(dev);
4917
4918 rtl8192_irq_disable(dev);
4919 #if 0
4920 if(!priv->ieee80211->bSupportRemoteWakeUp) {
4921 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4922 // 2006.11.30. System reset bit
4923 ulRegRead = read_nic_dword(dev, CPU_GEN);
4924 ulRegRead|=CPU_GEN_SYSTEM_RESET;
4925 write_nic_dword(dev, CPU_GEN, ulRegRead);
4926 } else {
4927 //2008.06.03 for WOL
4928 write_nic_dword(dev, WFCRC0, 0xffffffff);
4929 write_nic_dword(dev, WFCRC1, 0xffffffff);
4930 write_nic_dword(dev, WFCRC2, 0xffffffff);
4931 #ifdef RTL8190P
4932 //GPIO 0 = TRUE
4933 ucRegRead = read_nic_byte(dev, GPO);
4934 ucRegRead |= BIT0;
4935 write_nic_byte(dev, GPO, ucRegRead);
4936 #endif
4937 //Write PMR register
4938 write_nic_byte(dev, PMR, 0x5);
4939 //Disable tx, enanble rx
4940 write_nic_byte(dev, MacBlkCtrl, 0xa);
4941 }
4942 #endif
4943 // flush_scheduled_work();
4944 rtl8192_cancel_deferred_work(priv);
4945 deinit_hal_dm(dev);
4946 del_timer_sync(&priv->watch_dog_timer);
4947
4948 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4949
4950 rtl8192_halt_adapter(dev,false);
4951 memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4952
4953 RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4954
4955 return 0;
4956 }
4957
4958
4959 void rtl8192_commit(struct net_device *dev)
4960 {
4961 struct r8192_priv *priv = ieee80211_priv(dev);
4962
4963 if (priv->up == 0) return ;
4964
4965
4966 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4967
4968 rtl8192_irq_disable(dev);
4969 rtl8192_halt_adapter(dev,true);
4970 _rtl8192_up(dev);
4971 }
4972
4973 void rtl8192_restart(struct work_struct *work)
4974 {
4975 struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4976 struct net_device *dev = priv->ieee80211->dev;
4977
4978 down(&priv->wx_sem);
4979
4980 rtl8192_commit(dev);
4981
4982 up(&priv->wx_sem);
4983 }
4984
4985 static void r8192_set_multicast(struct net_device *dev)
4986 {
4987 struct r8192_priv *priv = ieee80211_priv(dev);
4988 short promisc;
4989
4990 //down(&priv->wx_sem);
4991
4992 /* FIXME FIXME */
4993
4994 promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4995
4996 if (promisc != priv->promisc) {
4997 ;
4998 // rtl8192_commit(dev);
4999 }
5000
5001 priv->promisc = promisc;
5002
5003 //schedule_work(&priv->reset_wq);
5004 //up(&priv->wx_sem);
5005 }
5006
5007
5008 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
5009 {
5010 struct r8192_priv *priv = ieee80211_priv(dev);
5011 struct sockaddr *addr = mac;
5012
5013 down(&priv->wx_sem);
5014
5015 memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
5016
5017 schedule_work(&priv->reset_wq);
5018 up(&priv->wx_sem);
5019
5020 return 0;
5021 }
5022
5023 /* based on ipw2200 driver */
5024 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
5025 {
5026 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5027 struct iwreq *wrq = (struct iwreq *)rq;
5028 int ret=-1;
5029 struct ieee80211_device *ieee = priv->ieee80211;
5030 u32 key[4];
5031 u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
5032 struct iw_point *p = &wrq->u.data;
5033 struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
5034
5035 down(&priv->wx_sem);
5036
5037
5038 if (p->length < sizeof(struct ieee_param) || !p->pointer){
5039 ret = -EINVAL;
5040 goto out;
5041 }
5042
5043 ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
5044 if (ipw == NULL){
5045 ret = -ENOMEM;
5046 goto out;
5047 }
5048 if (copy_from_user(ipw, p->pointer, p->length)) {
5049 kfree(ipw);
5050 ret = -EFAULT;
5051 goto out;
5052 }
5053
5054 switch (cmd) {
5055 case RTL_IOCTL_WPA_SUPPLICANT:
5056 //parse here for HW security
5057 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
5058 {
5059 if (ipw->u.crypt.set_tx)
5060 {
5061 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5062 ieee->pairwise_key_type = KEY_TYPE_CCMP;
5063 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5064 ieee->pairwise_key_type = KEY_TYPE_TKIP;
5065 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5066 {
5067 if (ipw->u.crypt.key_len == 13)
5068 ieee->pairwise_key_type = KEY_TYPE_WEP104;
5069 else if (ipw->u.crypt.key_len == 5)
5070 ieee->pairwise_key_type = KEY_TYPE_WEP40;
5071 }
5072 else
5073 ieee->pairwise_key_type = KEY_TYPE_NA;
5074
5075 if (ieee->pairwise_key_type)
5076 {
5077 memcpy((u8*)key, ipw->u.crypt.key, 16);
5078 EnableHWSecurityConfig8192(dev);
5079 //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!
5080 //added by WB.
5081 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5082 if (ieee->auth_mode != 2) //LEAP WEP will never set this.
5083 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5084 }
5085 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
5086 write_nic_byte(dev, 0x173, 1); //fix aes bug
5087 }
5088
5089 }
5090 else //if (ipw->u.crypt.idx) //group key use idx > 0
5091 {
5092 memcpy((u8*)key, ipw->u.crypt.key, 16);
5093 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5094 ieee->group_key_type= KEY_TYPE_CCMP;
5095 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5096 ieee->group_key_type = KEY_TYPE_TKIP;
5097 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5098 {
5099 if (ipw->u.crypt.key_len == 13)
5100 ieee->group_key_type = KEY_TYPE_WEP104;
5101 else if (ipw->u.crypt.key_len == 5)
5102 ieee->group_key_type = KEY_TYPE_WEP40;
5103 }
5104 else
5105 ieee->group_key_type = KEY_TYPE_NA;
5106
5107 if (ieee->group_key_type)
5108 {
5109 setKey( dev,
5110 ipw->u.crypt.idx,
5111 ipw->u.crypt.idx, //KeyIndex
5112 ieee->group_key_type, //KeyType
5113 broadcast_addr, //MacAddr
5114 0, //DefaultKey
5115 key); //KeyContent
5116 }
5117 }
5118 }
5119 #ifdef JOHN_DEBUG
5120 //john's test 0711
5121 {
5122 int i;
5123 printk("@@ wrq->u pointer = ");
5124 for(i=0;i<wrq->u.data.length;i++){
5125 if(i%10==0) printk("\n");
5126 printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] );
5127 }
5128 printk("\n");
5129 }
5130 #endif /*JOHN_DEBUG*/
5131 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
5132 break;
5133
5134 default:
5135 ret = -EOPNOTSUPP;
5136 break;
5137 }
5138
5139 kfree(ipw);
5140 out:
5141 up(&priv->wx_sem);
5142
5143 return ret;
5144 }
5145
5146 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
5147 {
5148 u8 ret_rate = 0x02;
5149
5150 if(!bIsHT) {
5151 switch(rate) {
5152 case DESC90_RATE1M: ret_rate = MGN_1M; break;
5153 case DESC90_RATE2M: ret_rate = MGN_2M; break;
5154 case DESC90_RATE5_5M: ret_rate = MGN_5_5M; break;
5155 case DESC90_RATE11M: ret_rate = MGN_11M; break;
5156 case DESC90_RATE6M: ret_rate = MGN_6M; break;
5157 case DESC90_RATE9M: ret_rate = MGN_9M; break;
5158 case DESC90_RATE12M: ret_rate = MGN_12M; break;
5159 case DESC90_RATE18M: ret_rate = MGN_18M; break;
5160 case DESC90_RATE24M: ret_rate = MGN_24M; break;
5161 case DESC90_RATE36M: ret_rate = MGN_36M; break;
5162 case DESC90_RATE48M: ret_rate = MGN_48M; break;
5163 case DESC90_RATE54M: ret_rate = MGN_54M; break;
5164
5165 default:
5166 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
5167 break;
5168 }
5169
5170 } else {
5171 switch(rate) {
5172 case DESC90_RATEMCS0: ret_rate = MGN_MCS0; break;
5173 case DESC90_RATEMCS1: ret_rate = MGN_MCS1; break;
5174 case DESC90_RATEMCS2: ret_rate = MGN_MCS2; break;
5175 case DESC90_RATEMCS3: ret_rate = MGN_MCS3; break;
5176 case DESC90_RATEMCS4: ret_rate = MGN_MCS4; break;
5177 case DESC90_RATEMCS5: ret_rate = MGN_MCS5; break;
5178 case DESC90_RATEMCS6: ret_rate = MGN_MCS6; break;
5179 case DESC90_RATEMCS7: ret_rate = MGN_MCS7; break;
5180 case DESC90_RATEMCS8: ret_rate = MGN_MCS8; break;
5181 case DESC90_RATEMCS9: ret_rate = MGN_MCS9; break;
5182 case DESC90_RATEMCS10: ret_rate = MGN_MCS10; break;
5183 case DESC90_RATEMCS11: ret_rate = MGN_MCS11; break;
5184 case DESC90_RATEMCS12: ret_rate = MGN_MCS12; break;
5185 case DESC90_RATEMCS13: ret_rate = MGN_MCS13; break;
5186 case DESC90_RATEMCS14: ret_rate = MGN_MCS14; break;
5187 case DESC90_RATEMCS15: ret_rate = MGN_MCS15; break;
5188 case DESC90_RATEMCS32: ret_rate = (0x80|0x20); break;
5189
5190 default:
5191 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
5192 break;
5193 }
5194 }
5195
5196 return ret_rate;
5197 }
5198
5199 /**
5200 * Function: UpdateRxPktTimeStamp
5201 * Overview: Recored down the TSF time stamp when receiving a packet
5202 *
5203 * Input:
5204 * PADAPTER Adapter
5205 * PRT_RFD pRfd,
5206 *
5207 * Output:
5208 * PRT_RFD pRfd
5209 * (pRfd->Status.TimeStampHigh is updated)
5210 * (pRfd->Status.TimeStampLow is updated)
5211 * Return:
5212 * None
5213 */
5214 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
5215 {
5216 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5217
5218 if(stats->bIsAMPDU && !stats->bFirstMPDU) {
5219 stats->mac_time[0] = priv->LastRxDescTSFLow;
5220 stats->mac_time[1] = priv->LastRxDescTSFHigh;
5221 } else {
5222 priv->LastRxDescTSFLow = stats->mac_time[0];
5223 priv->LastRxDescTSFHigh = stats->mac_time[1];
5224 }
5225 }
5226
5227 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
5228 {
5229 long signal_power; // in dBm.
5230
5231 // Translate to dBm (x=0.5y-95).
5232 signal_power = (long)((signal_strength_index + 1) >> 1);
5233 signal_power -= 95;
5234
5235 return signal_power;
5236 }
5237
5238 //
5239 // Description:
5240 // Update Rx signal related information in the packet reeived
5241 // to RxStats. User application can query RxStats to realize
5242 // current Rx signal status.
5243 //
5244 // Assumption:
5245 // In normal operation, user only care about the information of the BSS
5246 // and we shall invoke this function if the packet received is from the BSS.
5247 //
5248 static void
5249 rtl819x_update_rxsignalstatistics8190pci(
5250 struct r8192_priv * priv,
5251 struct ieee80211_rx_stats * pprevious_stats
5252 )
5253 {
5254 int weighting = 0;
5255
5256 //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality).
5257
5258 // Initila state
5259 if(priv->stats.recv_signal_power == 0)
5260 priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower;
5261
5262 // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the
5263 // reaction of smoothed Signal Power.
5264 if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
5265 weighting = 5;
5266 else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power)
5267 weighting = (-5);
5268 //
5269 // We need more correct power of received packets and the "SignalStrength" of RxStats have been beautified or translated,
5270 // so we record the correct power in Dbm here. By Bruce, 2008-03-07.
5271 //
5272 priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6;
5273 }
5274
5275 static void
5276 rtl8190_process_cck_rxpathsel(
5277 struct r8192_priv * priv,
5278 struct ieee80211_rx_stats * pprevious_stats
5279 )
5280 {
5281 #ifdef RTL8190P //Only 90P 2T4R need to check
5282 char last_cck_adc_pwdb[4]={0,0,0,0};
5283 u8 i;
5284 //cosa add for Rx path selection
5285 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
5286 {
5287 if(pprevious_stats->bIsCCK &&
5288 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
5289 {
5290 /* record the cck adc_pwdb to the sliding window. */
5291 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
5292 {
5293 priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
5294 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5295 {
5296 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
5297 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
5298 }
5299 }
5300 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5301 {
5302 priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
5303 priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
5304 }
5305 priv->stats.cck_adc_pwdb.index++;
5306 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
5307 priv->stats.cck_adc_pwdb.index = 0;
5308
5309 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5310 {
5311 DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
5312 }
5313
5314 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5315 {
5316 if(pprevious_stats->cck_adc_pwdb[i] > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
5317 {
5318 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5319 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5320 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5321 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
5322 }
5323 else
5324 {
5325 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5326 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5327 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5328 }
5329 }
5330 }
5331 }
5332 #endif
5333 }
5334
5335
5336 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
5337 be a local static. Otherwise, it may increase when we return from S3/S4. The
5338 value will be kept in memory or disk. We must delcare the value in adapter
5339 and it will be reinitialized when return from S3/S4. */
5340 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
5341 {
5342 bool bcheck = false;
5343 u8 rfpath;
5344 u32 nspatial_stream, tmp_val;
5345 //u8 i;
5346 static u32 slide_rssi_index=0, slide_rssi_statistics=0;
5347 static u32 slide_evm_index=0, slide_evm_statistics=0;
5348 static u32 last_rssi=0, last_evm=0;
5349 //cosa add for rx path selection
5350 // static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
5351 // static char last_cck_adc_pwdb[4]={0,0,0,0};
5352 //cosa add for beacon rssi smoothing
5353 static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
5354 static u32 last_beacon_adc_pwdb=0;
5355
5356 struct ieee80211_hdr_3addr *hdr;
5357 u16 sc ;
5358 unsigned int frag,seq;
5359 hdr = (struct ieee80211_hdr_3addr *)buffer;
5360 sc = le16_to_cpu(hdr->seq_ctl);
5361 frag = WLAN_GET_SEQ_FRAG(sc);
5362 seq = WLAN_GET_SEQ_SEQ(sc);
5363 //cosa add 04292008 to record the sequence number
5364 pcurrent_stats->Seq_Num = seq;
5365 //
5366 // Check whether we should take the previous packet into accounting
5367 //
5368 if(!pprevious_stats->bIsAMPDU)
5369 {
5370 // if previous packet is not aggregated packet
5371 bcheck = true;
5372 }else
5373 {
5374 //remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault.
5375 #if 0
5376 // if previous packet is aggregated packet, and current packet
5377 // (1) is not AMPDU
5378 // (2) is the first packet of one AMPDU
5379 // that means the previous packet is the last one aggregated packet
5380 if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU)
5381 bcheck = true;
5382 #endif
5383 }
5384
5385 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5386 {
5387 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5388 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5389 priv->stats.slide_rssi_total -= last_rssi;
5390 }
5391 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5392
5393 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5394 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5395 slide_rssi_index = 0;
5396
5397 // <1> Showed on UI for user, in dbm
5398 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5399 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5400 pcurrent_stats->rssi = priv->stats.signal_strength;
5401 //
5402 // If the previous packet does not match the criteria, neglect it
5403 //
5404 if(!pprevious_stats->bPacketMatchBSSID)
5405 {
5406 if(!pprevious_stats->bToSelfBA)
5407 return;
5408 }
5409
5410 if(!bcheck)
5411 return;
5412
5413 rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
5414
5415 //
5416 // Check RSSI
5417 //
5418 priv->stats.num_process_phyinfo++;
5419 #if 0
5420 /* record the general signal strength to the sliding window. */
5421 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5422 {
5423 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5424 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5425 priv->stats.slide_rssi_total -= last_rssi;
5426 }
5427 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5428
5429 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5430 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5431 slide_rssi_index = 0;
5432
5433 // <1> Showed on UI for user, in dbm
5434 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5435 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5436
5437 #endif
5438 // <2> Showed on UI for engineering
5439 // hardware does not provide rssi information for each rf path in CCK
5440 if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
5441 {
5442 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
5443 {
5444 if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
5445 continue;
5446 RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
5447 //Fixed by Jacken 2008-03-20
5448 if(priv->stats.rx_rssi_percentage[rfpath] == 0)
5449 {
5450 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
5451 //DbgPrint("MIMO RSSI initialize \n");
5452 }
5453 if(pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath])
5454 {
5455 priv->stats.rx_rssi_percentage[rfpath] =
5456 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5457 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5458 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
5459 }
5460 else
5461 {
5462 priv->stats.rx_rssi_percentage[rfpath] =
5463 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5464 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5465 }
5466 RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
5467 }
5468 }
5469
5470
5471 //
5472 // Check PWDB.
5473 //
5474 //cosa add for beacon rssi smoothing by average.
5475 if(pprevious_stats->bPacketBeacon)
5476 {
5477 /* record the beacon pwdb to the sliding window. */
5478 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5479 {
5480 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
5481 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
5482 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
5483 //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n",
5484 // slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
5485 }
5486 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
5487 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
5488 //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll);
5489 slide_beacon_adc_pwdb_index++;
5490 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5491 slide_beacon_adc_pwdb_index = 0;
5492 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
5493 if(pprevious_stats->RxPWDBAll >= 3)
5494 pprevious_stats->RxPWDBAll -= 3;
5495 }
5496
5497 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
5498 pprevious_stats->bIsCCK? "CCK": "OFDM",
5499 pprevious_stats->RxPWDBAll);
5500
5501 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5502 {
5503 if(priv->undecorated_smoothed_pwdb < 0) // initialize
5504 {
5505 priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
5506 //DbgPrint("First pwdb initialize \n");
5507 }
5508 #if 1
5509 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
5510 {
5511 priv->undecorated_smoothed_pwdb =
5512 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5513 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5514 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
5515 }
5516 else
5517 {
5518 priv->undecorated_smoothed_pwdb =
5519 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5520 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5521 }
5522 #else
5523 //Fixed by Jacken 2008-03-20
5524 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
5525 {
5526 pHalData->UndecoratedSmoothedPWDB =
5527 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5528 pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
5529 }
5530 else
5531 {
5532 pHalData->UndecoratedSmoothedPWDB =
5533 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5534 }
5535 #endif
5536 rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats);
5537 }
5538
5539 //
5540 // Check EVM
5541 //
5542 /* record the general EVM to the sliding window. */
5543 if(pprevious_stats->SignalQuality == 0)
5544 {
5545 }
5546 else
5547 {
5548 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
5549 if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
5550 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
5551 last_evm = priv->stats.slide_evm[slide_evm_index];
5552 priv->stats.slide_evm_total -= last_evm;
5553 }
5554
5555 priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
5556
5557 priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
5558 if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
5559 slide_evm_index = 0;
5560
5561 // <1> Showed on UI for user, in percentage.
5562 tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
5563 priv->stats.signal_quality = tmp_val;
5564 //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
5565 priv->stats.last_signal_strength_inpercent = tmp_val;
5566 }
5567
5568 // <2> Showed on UI for engineering
5569 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5570 {
5571 for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
5572 {
5573 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
5574 {
5575 if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
5576 {
5577 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
5578 }
5579 priv->stats.rx_evm_percentage[nspatial_stream] =
5580 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
5581 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
5582 }
5583 }
5584 }
5585 }
5586
5587 }
5588
5589 /*-----------------------------------------------------------------------------
5590 * Function: rtl819x_query_rxpwrpercentage()
5591 *
5592 * Overview:
5593 *
5594 * Input: char antpower
5595 *
5596 * Output: NONE
5597 *
5598 * Return: 0-100 percentage
5599 *
5600 * Revised History:
5601 * When Who Remark
5602 * 05/26/2008 amy Create Version 0 porting from windows code.
5603 *
5604 *---------------------------------------------------------------------------*/
5605 static u8 rtl819x_query_rxpwrpercentage(
5606 char antpower
5607 )
5608 {
5609 if ((antpower <= -100) || (antpower >= 20))
5610 {
5611 return 0;
5612 }
5613 else if (antpower >= 0)
5614 {
5615 return 100;
5616 }
5617 else
5618 {
5619 return (100+antpower);
5620 }
5621
5622 } /* QueryRxPwrPercentage */
5623
5624 static u8
5625 rtl819x_evm_dbtopercentage(
5626 char value
5627 )
5628 {
5629 char ret_val;
5630
5631 ret_val = value;
5632
5633 if(ret_val >= 0)
5634 ret_val = 0;
5635 if(ret_val <= -33)
5636 ret_val = -33;
5637 ret_val = 0 - ret_val;
5638 ret_val*=3;
5639 if(ret_val == 99)
5640 ret_val = 100;
5641 return(ret_val);
5642 }
5643
5644 //
5645 // Description:
5646 // We want good-looking for signal strength/quality
5647 // 2007/7/19 01:09, by cosa.
5648 //
5649 static long rtl819x_signal_scale_mapping(long currsig)
5650 {
5651 long retsig;
5652
5653 // Step 1. Scale mapping.
5654 if(currsig >= 61 && currsig <= 100)
5655 {
5656 retsig = 90 + ((currsig - 60) / 4);
5657 }
5658 else if(currsig >= 41 && currsig <= 60)
5659 {
5660 retsig = 78 + ((currsig - 40) / 2);
5661 }
5662 else if(currsig >= 31 && currsig <= 40)
5663 {
5664 retsig = 66 + (currsig - 30);
5665 }
5666 else if(currsig >= 21 && currsig <= 30)
5667 {
5668 retsig = 54 + (currsig - 20);
5669 }
5670 else if(currsig >= 5 && currsig <= 20)
5671 {
5672 retsig = 42 + (((currsig - 5) * 2) / 3);
5673 }
5674 else if(currsig == 4)
5675 {
5676 retsig = 36;
5677 }
5678 else if(currsig == 3)
5679 {
5680 retsig = 27;
5681 }
5682 else if(currsig == 2)
5683 {
5684 retsig = 18;
5685 }
5686 else if(currsig == 1)
5687 {
5688 retsig = 9;
5689 }
5690 else
5691 {
5692 retsig = currsig;
5693 }
5694
5695 return retsig;
5696 }
5697
5698 static void rtl8192_query_rxphystatus(
5699 struct r8192_priv * priv,
5700 struct ieee80211_rx_stats * pstats,
5701 prx_desc_819x_pci pdesc,
5702 prx_fwinfo_819x_pci pdrvinfo,
5703 struct ieee80211_rx_stats * precord_stats,
5704 bool bpacket_match_bssid,
5705 bool bpacket_toself,
5706 bool bPacketBeacon,
5707 bool bToSelfBA
5708 )
5709 {
5710 //PRT_RFD_STATUS pRtRfdStatus = &(pRfd->Status);
5711 phy_sts_ofdm_819xpci_t* pofdm_buf;
5712 phy_sts_cck_819xpci_t * pcck_buf;
5713 phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
5714 u8 *prxpkt;
5715 u8 i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
5716 char rx_pwr[4], rx_pwr_all=0;
5717 //long rx_avg_pwr = 0;
5718 char rx_snrX, rx_evmX;
5719 u8 evm, pwdb_all;
5720 u32 RSSI, total_rssi=0;//, total_evm=0;
5721 // long signal_strength_index = 0;
5722 u8 is_cck_rate=0;
5723 u8 rf_rx_num = 0;
5724
5725 /* 2007/07/04 MH For OFDM RSSI. For high power or not. */
5726 static u8 check_reg824 = 0;
5727 static u32 reg824_bit9 = 0;
5728
5729 priv->stats.numqry_phystatus++;
5730
5731 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5732
5733 // Record it for next packet processing
5734 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5735 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5736 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5737 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5738 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5739 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5740 /*2007.08.30 requested by SD3 Jerry */
5741 if(check_reg824 == 0)
5742 {
5743 reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5744 check_reg824 = 1;
5745 }
5746
5747
5748 prxpkt = (u8*)pdrvinfo;
5749
5750 /* Move pointer to the 16th bytes. Phy status start address. */
5751 prxpkt += sizeof(rx_fwinfo_819x_pci);
5752
5753 /* Initial the cck and ofdm buffer pointer */
5754 pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5755 pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5756
5757 pstats->RxMIMOSignalQuality[0] = -1;
5758 pstats->RxMIMOSignalQuality[1] = -1;
5759 precord_stats->RxMIMOSignalQuality[0] = -1;
5760 precord_stats->RxMIMOSignalQuality[1] = -1;
5761
5762 if(is_cck_rate)
5763 {
5764 //
5765 // (1)Hardware does not provide RSSI for CCK
5766 //
5767
5768 //
5769 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5770 //
5771 u8 report;//, cck_agc_rpt;
5772 #ifdef RTL8190P
5773 u8 tmp_pwdb;
5774 char cck_adc_pwdb[4];
5775 #endif
5776 priv->stats.numqry_phystatusCCK++;
5777
5778 #ifdef RTL8190P //Only 90P 2T4R need to check
5779 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5780 {
5781 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5782 {
5783 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5784 cck_adc_pwdb[i] = (char)tmp_pwdb;
5785 cck_adc_pwdb[i] /= 2;
5786 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5787 //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]);
5788 }
5789 }
5790 #endif
5791
5792 if(!reg824_bit9)
5793 {
5794 report = pcck_buf->cck_agc_rpt & 0xc0;
5795 report = report>>6;
5796 switch(report)
5797 {
5798 //Fixed by Jacken from Bryant 2008-03-20
5799 //Original value is -38 , -26 , -14 , -2
5800 //Fixed value is -35 , -23 , -11 , 6
5801 case 0x3:
5802 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5803 break;
5804 case 0x2:
5805 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5806 break;
5807 case 0x1:
5808 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5809 break;
5810 case 0x0:
5811 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5812 break;
5813 }
5814 }
5815 else
5816 {
5817 report = pcck_buf->cck_agc_rpt & 0x60;
5818 report = report>>5;
5819 switch(report)
5820 {
5821 case 0x3:
5822 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5823 break;
5824 case 0x2:
5825 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5826 break;
5827 case 0x1:
5828 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5829 break;
5830 case 0x0:
5831 rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5832 break;
5833 }
5834 }
5835
5836 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5837 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5838 pstats->RecvSignalPower = rx_pwr_all;
5839
5840 //
5841 // (3) Get Signal Quality (EVM)
5842 //
5843 if(bpacket_match_bssid)
5844 {
5845 u8 sq;
5846
5847 if(pstats->RxPWDBAll > 40)
5848 {
5849 sq = 100;
5850 }else
5851 {
5852 sq = pcck_buf->sq_rpt;
5853
5854 if(pcck_buf->sq_rpt > 64)
5855 sq = 0;
5856 else if (pcck_buf->sq_rpt < 20)
5857 sq = 100;
5858 else
5859 sq = ((64-sq) * 100) / 44;
5860 }
5861 pstats->SignalQuality = precord_stats->SignalQuality = sq;
5862 pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5863 pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5864 }
5865 }
5866 else
5867 {
5868 priv->stats.numqry_phystatusHT++;
5869 //
5870 // (1)Get RSSI for HT rate
5871 //
5872 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5873 {
5874 // 2008/01/30 MH we will judge RF RX path now.
5875 if (priv->brfpath_rxenable[i])
5876 rf_rx_num++;
5877 //else
5878 //continue;
5879
5880 //Fixed by Jacken from Bryant 2008-03-20
5881 //Original value is 106
5882 #ifdef RTL8190P //Modify by Jacken 2008/03/31
5883 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5884 #else
5885 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5886 #endif
5887
5888 //Get Rx snr value in DB
5889 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5890 rx_snrX = (char)(tmp_rxsnr);
5891 rx_snrX /= 2;
5892 priv->stats.rxSNRdB[i] = (long)rx_snrX;
5893
5894 /* Translate DBM to percentage. */
5895 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5896 if (priv->brfpath_rxenable[i])
5897 total_rssi += RSSI;
5898
5899 /* Record Signal Strength for next packet */
5900 if(bpacket_match_bssid)
5901 {
5902 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5903 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5904 }
5905 }
5906
5907
5908 //
5909 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5910 //
5911 //Fixed by Jacken from Bryant 2008-03-20
5912 //Original value is 106
5913 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5914 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5915
5916 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5917 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
5918 pstats->RecvSignalPower = rx_pwr_all;
5919 //
5920 // (3)EVM of HT rate
5921 //
5922 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5923 pdrvinfo->RxRate<=DESC90_RATEMCS15)
5924 max_spatial_stream = 2; //both spatial stream make sense
5925 else
5926 max_spatial_stream = 1; //only spatial stream 1 makes sense
5927
5928 for(i=0; i<max_spatial_stream; i++)
5929 {
5930 tmp_rxevm = pofdm_buf->rxevm_X[i];
5931 rx_evmX = (char)(tmp_rxevm);
5932
5933 // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5934 // fill most significant bit to "zero" when doing shifting operation which may change a negative
5935 // value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore.
5936 rx_evmX /= 2; //dbm
5937
5938 evm = rtl819x_evm_dbtopercentage(rx_evmX);
5939 #if 0
5940 EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100
5941 #endif
5942 if(bpacket_match_bssid)
5943 {
5944 if(i==0) // Fill value in RFD, Get the first spatial stream only
5945 pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5946 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5947 }
5948 }
5949
5950
5951 /* record rx statistics for debug */
5952 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5953 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5954 if(pdrvinfo->BW) //40M channel
5955 priv->stats.received_bwtype[1+prxsc->rxsc]++;
5956 else //20M channel
5957 priv->stats.received_bwtype[0]++;
5958 }
5959
5960 //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5961 //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5962 if(is_cck_rate)
5963 {
5964 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5965
5966 }
5967 else
5968 {
5969 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5970 // We can judge RX path number now.
5971 if (rf_rx_num != 0)
5972 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5973 }
5974 } /* QueryRxPhyStatus8190Pci */
5975
5976 static void
5977 rtl8192_record_rxdesc_forlateruse(
5978 struct ieee80211_rx_stats * psrc_stats,
5979 struct ieee80211_rx_stats * ptarget_stats
5980 )
5981 {
5982 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5983 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5984 //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5985 }
5986
5987
5988
5989 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5990 struct sk_buff *skb,
5991 struct ieee80211_rx_stats * pstats,
5992 prx_desc_819x_pci pdesc,
5993 prx_fwinfo_819x_pci pdrvinfo)
5994 {
5995 // TODO: We must only check packet for current MAC address. Not finish
5996 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5997 bool bpacket_match_bssid, bpacket_toself;
5998 bool bPacketBeacon=false, bToSelfBA=false;
5999 static struct ieee80211_rx_stats previous_stats;
6000 struct ieee80211_hdr_3addr *hdr;
6001 u16 fc,type;
6002
6003 // Get Signal Quality for only RX data queue (but not command queue)
6004
6005 u8* tmp_buf;
6006 u8 *praddr;
6007
6008 /* Get MAC frame start address. */
6009 tmp_buf = skb->data;
6010
6011 hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
6012 fc = le16_to_cpu(hdr->frame_ctl);
6013 type = WLAN_FC_GET_TYPE(fc);
6014 praddr = hdr->addr1;
6015
6016 /* Check if the received packet is acceptabe. */
6017 bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
6018 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
6019 && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
6020 bpacket_toself = bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
6021 #if 1//cosa
6022 if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
6023 {
6024 bPacketBeacon = true;
6025 //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6026 }
6027 if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
6028 {
6029 if((eqMacAddr(praddr,dev->dev_addr)))
6030 bToSelfBA = true;
6031 //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6032 }
6033
6034 #endif
6035 if(bpacket_match_bssid)
6036 {
6037 priv->stats.numpacket_matchbssid++;
6038 }
6039 if(bpacket_toself){
6040 priv->stats.numpacket_toself++;
6041 }
6042 //
6043 // Process PHY information for previous packet (RSSI/PWDB/EVM)
6044 //
6045 // Because phy information is contained in the last packet of AMPDU only, so driver
6046 // should process phy information of previous packet
6047 rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
6048 rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
6049 bpacket_toself ,bPacketBeacon, bToSelfBA);
6050 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
6051
6052 }
6053
6054
6055 static void rtl8192_tx_resume(struct net_device *dev)
6056 {
6057 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6058 struct ieee80211_device *ieee = priv->ieee80211;
6059 struct sk_buff *skb;
6060 int queue_index;
6061
6062 for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
6063 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
6064 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
6065 /* 1. dequeue the packet from the wait queue */
6066 skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
6067 /* 2. tx the packet directly */
6068 ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
6069 #if 0
6070 if(queue_index!=MGNT_QUEUE) {
6071 ieee->stats.tx_packets++;
6072 ieee->stats.tx_bytes += skb->len;
6073 }
6074 #endif
6075 }
6076 }
6077 }
6078
6079 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
6080 {
6081 rtl8192_tx_resume(priv->ieee80211->dev);
6082 }
6083
6084 /**
6085 * Function: UpdateReceivedRateHistogramStatistics
6086 * Overview: Recored down the received data rate
6087 *
6088 * Input:
6089 * PADAPTER Adapter
6090 * PRT_RFD pRfd,
6091 *
6092 * Output:
6093 * PRT_TCB Adapter
6094 * (Adapter->RxStats.ReceivedRateHistogram[] is updated)
6095 * Return:
6096 * None
6097 */
6098 static void UpdateReceivedRateHistogramStatistics8190(
6099 struct net_device *dev,
6100 struct ieee80211_rx_stats* pstats
6101 )
6102 {
6103 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6104 u32 rcvType=1; //0: Total, 1:OK, 2:CRC, 3:ICV
6105 u32 rateIndex;
6106 u32 preamble_guardinterval; //1: short preamble/GI, 0: long preamble/GI
6107
6108 /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */
6109 #if 0
6110 if (pRfd->queue_id == CMPK_RX_QUEUE_ID)
6111 return;
6112 #endif
6113 if(pstats->bCRC)
6114 rcvType = 2;
6115 else if(pstats->bICV)
6116 rcvType = 3;
6117
6118 if(pstats->bShortPreamble)
6119 preamble_guardinterval = 1;// short
6120 else
6121 preamble_guardinterval = 0;// long
6122
6123 switch(pstats->rate)
6124 {
6125 //
6126 // CCK rate
6127 //
6128 case MGN_1M: rateIndex = 0; break;
6129 case MGN_2M: rateIndex = 1; break;
6130 case MGN_5_5M: rateIndex = 2; break;
6131 case MGN_11M: rateIndex = 3; break;
6132 //
6133 // Legacy OFDM rate
6134 //
6135 case MGN_6M: rateIndex = 4; break;
6136 case MGN_9M: rateIndex = 5; break;
6137 case MGN_12M: rateIndex = 6; break;
6138 case MGN_18M: rateIndex = 7; break;
6139 case MGN_24M: rateIndex = 8; break;
6140 case MGN_36M: rateIndex = 9; break;
6141 case MGN_48M: rateIndex = 10; break;
6142 case MGN_54M: rateIndex = 11; break;
6143 //
6144 // 11n High throughput rate
6145 //
6146 case MGN_MCS0: rateIndex = 12; break;
6147 case MGN_MCS1: rateIndex = 13; break;
6148 case MGN_MCS2: rateIndex = 14; break;
6149 case MGN_MCS3: rateIndex = 15; break;
6150 case MGN_MCS4: rateIndex = 16; break;
6151 case MGN_MCS5: rateIndex = 17; break;
6152 case MGN_MCS6: rateIndex = 18; break;
6153 case MGN_MCS7: rateIndex = 19; break;
6154 case MGN_MCS8: rateIndex = 20; break;
6155 case MGN_MCS9: rateIndex = 21; break;
6156 case MGN_MCS10: rateIndex = 22; break;
6157 case MGN_MCS11: rateIndex = 23; break;
6158 case MGN_MCS12: rateIndex = 24; break;
6159 case MGN_MCS13: rateIndex = 25; break;
6160 case MGN_MCS14: rateIndex = 26; break;
6161 case MGN_MCS15: rateIndex = 27; break;
6162 default: rateIndex = 28; break;
6163 }
6164 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
6165 priv->stats.received_rate_histogram[0][rateIndex]++; //total
6166 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
6167 }
6168
6169 static void rtl8192_rx(struct net_device *dev)
6170 {
6171 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6172 struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
6173 bool unicast_packet = false;
6174 struct ieee80211_rx_stats stats = {
6175 .signal = 0,
6176 .noise = -98,
6177 .rate = 0,
6178 .freq = IEEE80211_24GHZ_BAND,
6179 };
6180 unsigned int count = priv->rxringcount;
6181
6182 stats.nic_type = NIC_8192E;
6183
6184 while (count--) {
6185 rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
6186 struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
6187
6188 if (pdesc->OWN){
6189 /* wait data to be filled by hardware */
6190 return;
6191 } else {
6192 stats.bICV = pdesc->ICV;
6193 stats.bCRC = pdesc->CRC32;
6194 stats.bHwError = pdesc->CRC32 | pdesc->ICV;
6195
6196 stats.Length = pdesc->Length;
6197 if(stats.Length < 24)
6198 stats.bHwError |= 1;
6199
6200 if(stats.bHwError) {
6201 stats.bShift = false;
6202
6203 if(pdesc->CRC32) {
6204 if (pdesc->Length <500)
6205 priv->stats.rxcrcerrmin++;
6206 else if (pdesc->Length >1000)
6207 priv->stats.rxcrcerrmax++;
6208 else
6209 priv->stats.rxcrcerrmid++;
6210 }
6211 goto done;
6212 } else {
6213 prx_fwinfo_819x_pci pDrvInfo = NULL;
6214 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
6215
6216 if (unlikely(!new_skb)) {
6217 goto done;
6218 }
6219
6220 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
6221 stats.RxBufShift = ((pdesc->Shift)&0x03);
6222 stats.Decrypted = !pdesc->SWDec;
6223
6224 pci_dma_sync_single_for_cpu(priv->pdev,
6225 *((dma_addr_t *)skb->cb),
6226 priv->rxbuffersize,
6227 PCI_DMA_FROMDEVICE);
6228 skb_put(skb, pdesc->Length);
6229 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
6230 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
6231
6232 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
6233 stats.bShortPreamble = pDrvInfo->SPLCP;
6234
6235 /* it is debug only. It should be disabled in released driver.
6236 * 2007.1.11 by Emily
6237 * */
6238 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
6239
6240 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
6241 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
6242
6243 stats.TimeStampLow = pDrvInfo->TSFL;
6244 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
6245
6246 UpdateRxPktTimeStamp8190(dev, &stats);
6247
6248 //
6249 // Get Total offset of MPDU Frame Body
6250 //
6251 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
6252 stats.bShift = 1;
6253
6254 stats.RxIs40MHzPacket = pDrvInfo->BW;
6255
6256 /* ???? */
6257 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
6258
6259 /* Rx A-MPDU */
6260 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
6261 RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
6262 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
6263 skb_trim(skb, skb->len - 4/*sCrcLng*/);
6264 /* rx packets statistics */
6265 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
6266 unicast_packet = false;
6267
6268 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
6269 //TODO
6270 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
6271 //TODO
6272 }else {
6273 /* unicast packet */
6274 unicast_packet = true;
6275 }
6276
6277 stats.packetlength = stats.Length-4;
6278 stats.fraglength = stats.packetlength;
6279 stats.fragoffset = 0;
6280 stats.ntotalfrag = 1;
6281
6282 if(!ieee80211_rtl_rx(priv->ieee80211, skb, &stats)){
6283 dev_kfree_skb_any(skb);
6284 } else {
6285 priv->stats.rxok++;
6286 if(unicast_packet) {
6287 priv->stats.rxbytesunicast += skb->len;
6288 }
6289 }
6290
6291 skb = new_skb;
6292 priv->rx_buf[priv->rx_idx] = skb;
6293 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
6294 }
6295
6296 }
6297 done:
6298 pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
6299 pdesc->OWN = 1;
6300 pdesc->Length = priv->rxbuffersize;
6301 if (priv->rx_idx == priv->rxringcount-1)
6302 pdesc->EOR = 1;
6303 priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
6304 }
6305
6306 }
6307
6308 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
6309 {
6310 rtl8192_rx(priv->ieee80211->dev);
6311 /* unmask RDU */
6312 write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
6313 }
6314
6315 static const struct net_device_ops rtl8192_netdev_ops = {
6316 .ndo_open = rtl8192_open,
6317 .ndo_stop = rtl8192_close,
6318 /* .ndo_get_stats = rtl8192_stats, */
6319 .ndo_tx_timeout = tx_timeout,
6320 .ndo_do_ioctl = rtl8192_ioctl,
6321 .ndo_set_multicast_list = r8192_set_multicast,
6322 .ndo_set_mac_address = r8192_set_mac_adr,
6323 .ndo_start_xmit = ieee80211_rtl_xmit,
6324 };
6325
6326 /****************************************************************************
6327 ---------------------------- PCI_STUFF---------------------------
6328 *****************************************************************************/
6329
6330 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
6331 const struct pci_device_id *id)
6332 {
6333 unsigned long ioaddr = 0;
6334 struct net_device *dev = NULL;
6335 struct r8192_priv *priv= NULL;
6336 u8 unit = 0;
6337
6338 #ifdef CONFIG_RTL8192_IO_MAP
6339 unsigned long pio_start, pio_len, pio_flags;
6340 #else
6341 unsigned long pmem_start, pmem_len, pmem_flags;
6342 #endif //end #ifdef RTL_IO_MAP
6343
6344 RT_TRACE(COMP_INIT,"Configuring chip resources");
6345
6346 if( pci_enable_device (pdev) ){
6347 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
6348 return -EIO;
6349 }
6350
6351 pci_set_master(pdev);
6352 //pci_set_wmi(pdev);
6353 pci_set_dma_mask(pdev, 0xffffff00ULL);
6354 pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
6355 dev = alloc_ieee80211(sizeof(struct r8192_priv));
6356 if (!dev)
6357 return -ENOMEM;
6358
6359 pci_set_drvdata(pdev, dev);
6360 SET_NETDEV_DEV(dev, &pdev->dev);
6361 priv = ieee80211_priv(dev);
6362 priv->ieee80211 = netdev_priv(dev);
6363 priv->pdev=pdev;
6364 if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
6365 priv->ieee80211->bSupportRemoteWakeUp = 1;
6366 } else
6367 {
6368 priv->ieee80211->bSupportRemoteWakeUp = 0;
6369 }
6370
6371 #ifdef CONFIG_RTL8192_IO_MAP
6372
6373 pio_start = (unsigned long)pci_resource_start (pdev, 0);
6374 pio_len = (unsigned long)pci_resource_len (pdev, 0);
6375 pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
6376
6377 if (!(pio_flags & IORESOURCE_IO)) {
6378 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
6379 goto fail;
6380 }
6381
6382 //DMESG("IO space @ 0x%08lx", pio_start );
6383 if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
6384 RT_TRACE(COMP_ERR,"request_region failed!");
6385 goto fail;
6386 }
6387
6388 ioaddr = pio_start;
6389 dev->base_addr = ioaddr; // device I/O address
6390
6391 #else
6392
6393 pmem_start = pci_resource_start(pdev, 1);
6394 pmem_len = pci_resource_len(pdev, 1);
6395 pmem_flags = pci_resource_flags (pdev, 1);
6396
6397 if (!(pmem_flags & IORESOURCE_MEM)) {
6398 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
6399 goto fail;
6400 }
6401
6402 //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
6403 if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
6404 RT_TRACE(COMP_ERR,"request_mem_region failed!");
6405 goto fail;
6406 }
6407
6408
6409 ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
6410 if( ioaddr == (unsigned long)NULL ){
6411 RT_TRACE(COMP_ERR,"ioremap failed!");
6412 // release_mem_region( pmem_start, pmem_len );
6413 goto fail1;
6414 }
6415
6416 dev->mem_start = ioaddr; // shared mem start
6417 dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
6418
6419 #endif //end #ifdef RTL_IO_MAP
6420
6421 /* We disable the RETRY_TIMEOUT register (0x41) to keep
6422 * PCI Tx retries from interfering with C3 CPU state */
6423 pci_write_config_byte(pdev, 0x41, 0x00);
6424
6425
6426 pci_read_config_byte(pdev, 0x05, &unit);
6427 pci_write_config_byte(pdev, 0x05, unit & (~0x04));
6428
6429 dev->irq = pdev->irq;
6430 priv->irq = 0;
6431
6432 dev->netdev_ops = &rtl8192_netdev_ops;
6433 #if 0
6434 dev->open = rtl8192_open;
6435 dev->stop = rtl8192_close;
6436 //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit;
6437 dev->tx_timeout = tx_timeout;
6438 //dev->wireless_handlers = &r8192_wx_handlers_def;
6439 dev->do_ioctl = rtl8192_ioctl;
6440 dev->set_multicast_list = r8192_set_multicast;
6441 dev->set_mac_address = r8192_set_mac_adr;
6442 #endif
6443
6444 //DMESG("Oops: i'm coming\n");
6445 #if WIRELESS_EXT >= 12
6446 #if WIRELESS_EXT < 17
6447 dev->get_wireless_stats = r8192_get_wireless_stats;
6448 #endif
6449 dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def;
6450 #endif
6451 //dev->get_wireless_stats = r8192_get_wireless_stats;
6452 dev->type=ARPHRD_ETHER;
6453
6454 dev->watchdog_timeo = HZ*3; //modified by john, 0805
6455
6456 if (dev_alloc_name(dev, ifname) < 0){
6457 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
6458 ifname = "wlan%d";
6459 dev_alloc_name(dev, ifname);
6460 }
6461
6462 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
6463 if(rtl8192_init(dev)!=0){
6464 RT_TRACE(COMP_ERR, "Initialization failed");
6465 goto fail;
6466 }
6467
6468 netif_carrier_off(dev);
6469 netif_stop_queue(dev);
6470
6471 register_netdev(dev);
6472 RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
6473 rtl8192_proc_init_one(dev);
6474
6475
6476 RT_TRACE(COMP_INIT, "Driver probe completed\n");
6477 return 0;
6478
6479 fail1:
6480
6481 #ifdef CONFIG_RTL8180_IO_MAP
6482
6483 if( dev->base_addr != 0 ){
6484
6485 release_region(dev->base_addr,
6486 pci_resource_len(pdev, 0) );
6487 }
6488 #else
6489 if( dev->mem_start != (unsigned long)NULL ){
6490 iounmap( (void *)dev->mem_start );
6491 release_mem_region( pci_resource_start(pdev, 1),
6492 pci_resource_len(pdev, 1) );
6493 }
6494 #endif //end #ifdef RTL_IO_MAP
6495
6496 fail:
6497 if(dev){
6498
6499 if (priv->irq) {
6500 free_irq(dev->irq, dev);
6501 dev->irq=0;
6502 }
6503 free_ieee80211(dev);
6504 }
6505
6506 pci_disable_device(pdev);
6507
6508 DMESG("wlan driver load failed\n");
6509 pci_set_drvdata(pdev, NULL);
6510 return -ENODEV;
6511
6512 }
6513
6514 /* detach all the work and timer structure declared or inititialized
6515 * in r8192_init function.
6516 * */
6517 void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
6518 {
6519 /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
6520 * is or is newer than 2.6.20 and work structure is defined to be struct work_struct.
6521 * Otherwise call cancel_delayed_work is enough.
6522 * FIXME (2.6.20 should 2.6.22, work_struct should not cancel)
6523 * */
6524 cancel_delayed_work(&priv->watch_dog_wq);
6525 cancel_delayed_work(&priv->update_beacon_wq);
6526 cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
6527 cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
6528 #ifdef RTL8192E
6529 cancel_delayed_work(&priv->gpio_change_rf_wq);
6530 #endif
6531 cancel_work_sync(&priv->reset_wq);
6532 cancel_work_sync(&priv->qos_activate);
6533 //cancel_work_sync(&priv->SetBWModeWorkItem);
6534 //cancel_work_sync(&priv->SwChnlWorkItem);
6535
6536 }
6537
6538
6539 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
6540 {
6541 struct net_device *dev = pci_get_drvdata(pdev);
6542 struct r8192_priv *priv ;
6543
6544 if(dev){
6545
6546 unregister_netdev(dev);
6547
6548 priv=ieee80211_priv(dev);
6549
6550 rtl8192_proc_remove_one(dev);
6551
6552 rtl8192_down(dev);
6553 if (priv->pFirmware)
6554 {
6555 vfree(priv->pFirmware);
6556 priv->pFirmware = NULL;
6557 }
6558 // priv->rf_close(dev);
6559 // rtl8192_usb_deleteendpoints(dev);
6560 destroy_workqueue(priv->priv_wq);
6561 /* redundant with rtl8192_down */
6562 // rtl8192_irq_disable(dev);
6563 // rtl8192_reset(dev);
6564 // mdelay(10);
6565 {
6566 u32 i;
6567 /* free tx/rx rings */
6568 rtl8192_free_rx_ring(dev);
6569 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
6570 rtl8192_free_tx_ring(dev, i);
6571 }
6572 }
6573 if(priv->irq){
6574
6575 printk("Freeing irq %d\n",dev->irq);
6576 free_irq(dev->irq, dev);
6577 priv->irq=0;
6578
6579 }
6580
6581
6582
6583 // free_beacon_desc_ring(dev,priv->txbeaconcount);
6584
6585 #ifdef CONFIG_RTL8180_IO_MAP
6586
6587 if( dev->base_addr != 0 ){
6588
6589 release_region(dev->base_addr,
6590 pci_resource_len(pdev, 0) );
6591 }
6592 #else
6593 if( dev->mem_start != (unsigned long)NULL ){
6594 iounmap( (void *)dev->mem_start );
6595 release_mem_region( pci_resource_start(pdev, 1),
6596 pci_resource_len(pdev, 1) );
6597 }
6598 #endif /*end #ifdef RTL_IO_MAP*/
6599 free_ieee80211(dev);
6600
6601 }
6602
6603 pci_disable_device(pdev);
6604 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
6605 }
6606
6607 extern int ieee80211_rtl_init(void);
6608 extern void ieee80211_rtl_exit(void);
6609
6610 static int __init rtl8192_pci_module_init(void)
6611 {
6612 int retval;
6613
6614 retval = ieee80211_rtl_init();
6615 if (retval)
6616 return retval;
6617
6618 printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
6619 printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
6620 RT_TRACE(COMP_INIT, "Initializing module");
6621 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
6622 rtl8192_proc_module_init();
6623 if(0!=pci_register_driver(&rtl8192_pci_driver))
6624 {
6625 DMESG("No device found");
6626 /*pci_unregister_driver (&rtl8192_pci_driver);*/
6627 return -ENODEV;
6628 }
6629 return 0;
6630 }
6631
6632
6633 static void __exit rtl8192_pci_module_exit(void)
6634 {
6635 pci_unregister_driver(&rtl8192_pci_driver);
6636
6637 RT_TRACE(COMP_DOWN, "Exiting");
6638 rtl8192_proc_module_remove();
6639 ieee80211_rtl_exit();
6640 }
6641
6642 //warning message WB
6643 irqreturn_t rtl8192_interrupt(int irq, void *netdev)
6644 {
6645 struct net_device *dev = (struct net_device *) netdev;
6646 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6647 unsigned long flags;
6648 u32 inta;
6649 /* We should return IRQ_NONE, but for now let me keep this */
6650 if(priv->irq_enabled == 0){
6651 return IRQ_HANDLED;
6652 }
6653
6654 spin_lock_irqsave(&priv->irq_th_lock,flags);
6655
6656 //ISR: 4bytes
6657
6658 inta = read_nic_dword(dev, ISR);// & priv->IntrMask;
6659 write_nic_dword(dev,ISR,inta); // reset int situation
6660
6661 priv->stats.shints++;
6662 //DMESG("Enter interrupt, ISR value = 0x%08x", inta);
6663 if(!inta){
6664 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6665 return IRQ_HANDLED;
6666 /*
6667 most probably we can safely return IRQ_NONE,
6668 but for now is better to avoid problems
6669 */
6670 }
6671
6672 if(inta == 0xffff){
6673 /* HW disappared */
6674 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6675 return IRQ_HANDLED;
6676 }
6677
6678 priv->stats.ints++;
6679 #ifdef DEBUG_IRQ
6680 DMESG("NIC irq %x",inta);
6681 #endif
6682 //priv->irqpending = inta;
6683
6684
6685 if(!netif_running(dev)) {
6686 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6687 return IRQ_HANDLED;
6688 }
6689
6690 if(inta & IMR_TIMEOUT0){
6691 // write_nic_dword(dev, TimerInt, 0);
6692 //DMESG("=================>waking up");
6693 // rtl8180_hw_wakeup(dev);
6694 }
6695
6696 if(inta & IMR_TBDOK){
6697 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6698 rtl8192_tx_isr(dev, BEACON_QUEUE);
6699 priv->stats.txbeaconokint++;
6700 }
6701
6702 if(inta & IMR_TBDER){
6703 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6704 rtl8192_tx_isr(dev, BEACON_QUEUE);
6705 priv->stats.txbeaconerr++;
6706 }
6707
6708 if(inta & IMR_MGNTDOK ) {
6709 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
6710 priv->stats.txmanageokint++;
6711 rtl8192_tx_isr(dev,MGNT_QUEUE);
6712
6713 }
6714
6715 if(inta & IMR_COMDOK)
6716 {
6717 priv->stats.txcmdpktokint++;
6718 rtl8192_tx_isr(dev,TXCMD_QUEUE);
6719 }
6720
6721 if(inta & IMR_ROK){
6722 #ifdef DEBUG_RX
6723 DMESG("Frame arrived !");
6724 #endif
6725 priv->stats.rxint++;
6726 tasklet_schedule(&priv->irq_rx_tasklet);
6727 }
6728
6729 if(inta & IMR_BcnInt) {
6730 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
6731 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
6732 }
6733
6734 if(inta & IMR_RDU){
6735 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
6736 priv->stats.rxrdu++;
6737 /* reset int situation */
6738 write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
6739 tasklet_schedule(&priv->irq_rx_tasklet);
6740 }
6741
6742 if(inta & IMR_RXFOVW){
6743 RT_TRACE(COMP_INTR, "rx overflow !\n");
6744 priv->stats.rxoverflow++;
6745 tasklet_schedule(&priv->irq_rx_tasklet);
6746 }
6747
6748 if(inta & IMR_TXFOVW) priv->stats.txoverflow++;
6749
6750 if(inta & IMR_BKDOK){
6751 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
6752 priv->stats.txbkokint++;
6753 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6754 rtl8192_tx_isr(dev,BK_QUEUE);
6755 rtl8192_try_wake_queue(dev, BK_QUEUE);
6756 }
6757
6758 if(inta & IMR_BEDOK){
6759 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
6760 priv->stats.txbeokint++;
6761 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6762 rtl8192_tx_isr(dev,BE_QUEUE);
6763 rtl8192_try_wake_queue(dev, BE_QUEUE);
6764 }
6765
6766 if(inta & IMR_VIDOK){
6767 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
6768 priv->stats.txviokint++;
6769 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6770 rtl8192_tx_isr(dev,VI_QUEUE);
6771 rtl8192_try_wake_queue(dev, VI_QUEUE);
6772 }
6773
6774 if(inta & IMR_VODOK){
6775 priv->stats.txvookint++;
6776 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6777 rtl8192_tx_isr(dev,VO_QUEUE);
6778 rtl8192_try_wake_queue(dev, VO_QUEUE);
6779 }
6780
6781 force_pci_posting(dev);
6782 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6783
6784 return IRQ_HANDLED;
6785 }
6786
6787 void rtl8192_try_wake_queue(struct net_device *dev, int pri)
6788 {
6789 #if 0
6790 unsigned long flags;
6791 short enough_desc;
6792 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6793
6794 spin_lock_irqsave(&priv->tx_lock,flags);
6795 enough_desc = check_nic_enough_desc(dev,pri);
6796 spin_unlock_irqrestore(&priv->tx_lock,flags);
6797
6798 if(enough_desc)
6799 ieee80211_rtl_wake_queue(priv->ieee80211);
6800 #endif
6801 }
6802
6803
6804 void EnableHWSecurityConfig8192(struct net_device *dev)
6805 {
6806 u8 SECR_value = 0x0;
6807 // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev);
6808 //printk("==>ieee1:%p, dev:%p\n", ieee1, dev);
6809 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6810 struct ieee80211_device* ieee = priv->ieee80211;
6811 //printk("==>ieee:%p, dev:%p\n", ieee, dev);
6812 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
6813 #if 1
6814 if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
6815 {
6816 SECR_value |= SCR_RxUseDK;
6817 SECR_value |= SCR_TxUseDK;
6818 }
6819 else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
6820 {
6821 SECR_value |= SCR_RxUseDK;
6822 SECR_value |= SCR_TxUseDK;
6823 }
6824
6825 #endif
6826
6827 //add HWSec active enable here.
6828 //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
6829 ieee->hwsec_active = 1;
6830
6831 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
6832 {
6833 ieee->hwsec_active = 0;
6834 SECR_value &= ~SCR_RxDecEnable;
6835 }
6836
6837 RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__, \
6838 ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
6839 {
6840 write_nic_byte(dev, SECR, SECR_value);//SECR_value | SCR_UseDK );
6841 }
6842
6843 }
6844 #define TOTAL_CAM_ENTRY 32
6845 //#define CAM_CONTENT_COUNT 8
6846 void setKey( struct net_device *dev,
6847 u8 EntryNo,
6848 u8 KeyIndex,
6849 u16 KeyType,
6850 u8 *MacAddr,
6851 u8 DefaultKey,
6852 u32 *KeyContent )
6853 {
6854 u32 TargetCommand = 0;
6855 u32 TargetContent = 0;
6856 u16 usConfig = 0;
6857 u8 i;
6858 #ifdef ENABLE_IPS
6859 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6860 RT_RF_POWER_STATE rtState;
6861 rtState = priv->ieee80211->eRFPowerState;
6862 if(priv->ieee80211->PowerSaveControl.bInactivePs){
6863 if(rtState == eRfOff){
6864 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6865 {
6866 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6867 //up(&priv->wx_sem);
6868 return ;
6869 }
6870 else{
6871 down(&priv->ieee80211->ips_sem);
6872 IPSLeave(dev);
6873 up(&priv->ieee80211->ips_sem);
6874 }
6875 }
6876 }
6877 priv->ieee80211->is_set_key = true;
6878 #endif
6879 if (EntryNo >= TOTAL_CAM_ENTRY)
6880 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6881
6882 RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n", dev,EntryNo, KeyIndex, KeyType, MacAddr);
6883
6884 if (DefaultKey)
6885 usConfig |= BIT15 | (KeyType<<2);
6886 else
6887 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6888 // usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6889
6890
6891 for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6892 TargetCommand = i+CAM_CONTENT_COUNT*EntryNo;
6893 TargetCommand |= BIT31|BIT16;
6894
6895 if(i==0){//MAC|Config
6896 TargetContent = (u32)(*(MacAddr+0)) << 16|
6897 (u32)(*(MacAddr+1)) << 24|
6898 (u32)usConfig;
6899
6900 write_nic_dword(dev, WCAMI, TargetContent);
6901 write_nic_dword(dev, RWCAM, TargetCommand);
6902 // printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo));
6903 }
6904 else if(i==1){//MAC
6905 TargetContent = (u32)(*(MacAddr+2)) |
6906 (u32)(*(MacAddr+3)) << 8|
6907 (u32)(*(MacAddr+4)) << 16|
6908 (u32)(*(MacAddr+5)) << 24;
6909 write_nic_dword(dev, WCAMI, TargetContent);
6910 write_nic_dword(dev, RWCAM, TargetCommand);
6911 }
6912 else { //Key Material
6913 if(KeyContent != NULL)
6914 {
6915 write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6916 write_nic_dword(dev, RWCAM, TargetCommand);
6917 }
6918 }
6919 }
6920 RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6921 }
6922 // This function seems not ready! WB
6923 void CamPrintDbgReg(struct net_device* dev)
6924 {
6925 unsigned long rvalue;
6926 unsigned char ucValue;
6927 write_nic_dword(dev, DCAM, 0x80000000);
6928 msleep(40);
6929 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6930 RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue);
6931 if((rvalue & 0x40000000) != 0x4000000)
6932 RT_TRACE(COMP_SEC, "-->TX Key Not Found ");
6933 msleep(20);
6934 write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40);
6935 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6936 RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue);
6937 if((rvalue & 0x40000000) != 0x4000000)
6938 RT_TRACE(COMP_SEC, "-->CAM Key Not Found ");
6939 ucValue = read_nic_byte(dev, SECR);
6940 RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue);
6941 }
6942
6943 bool NicIFEnableNIC(struct net_device* dev)
6944 {
6945 RT_STATUS init_status = RT_STATUS_SUCCESS;
6946 struct r8192_priv* priv = ieee80211_priv(dev);
6947 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
6948
6949 //YJ,add,091109
6950 if (priv->up == 0){
6951 RT_TRACE(COMP_ERR, "ERR!!! %s(): Driver is already down!\n",__FUNCTION__);
6952 priv->bdisable_nic = false; //YJ,add,091111
6953 return false;
6954 }
6955 // <1> Reset memory: descriptor, buffer,..
6956 //NicIFResetMemory(Adapter);
6957
6958 // <2> Enable Adapter
6959 //printk("===========>%s()\n",__FUNCTION__);
6960 //priv->bfirst_init = true;
6961 init_status = rtl8192_adapter_start(dev);
6962 if (init_status != RT_STATUS_SUCCESS) {
6963 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
6964 priv->bdisable_nic = false; //YJ,add,091111
6965 return -1;
6966 }
6967 //printk("start adapter finished\n");
6968 RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
6969 //priv->bfirst_init = false;
6970
6971 // <3> Enable Interrupt
6972 rtl8192_irq_enable(dev);
6973 priv->bdisable_nic = false;
6974 //RT_TRACE(COMP_PS,"<===========%s()\n",__FUNCTION__);
6975 return (init_status == RT_STATUS_SUCCESS) ? true:false;
6976 }
6977 bool NicIFDisableNIC(struct net_device* dev)
6978 {
6979 bool status = true;
6980 struct r8192_priv* priv = ieee80211_priv(dev);
6981 u8 tmp_state = 0;
6982 // <1> Disable Interrupt
6983 //RT_TRACE(COMP_PS, "=========>%s()\n",__FUNCTION__);
6984 priv->bdisable_nic = true; //YJ,move,091109
6985 tmp_state = priv->ieee80211->state;
6986
6987 ieee80211_softmac_stop_protocol(priv->ieee80211, false);
6988
6989 priv->ieee80211->state = tmp_state;
6990 rtl8192_cancel_deferred_work(priv);
6991 rtl8192_irq_disable(dev);
6992 // <2> Stop all timer
6993
6994 // <3> Disable Adapter
6995 rtl8192_halt_adapter(dev, false);
6996 // priv->bdisable_nic = true;
6997 //RT_TRACE(COMP_PS, "<=========%s()\n",__FUNCTION__);
6998
6999 return status;
7000 }
7001
7002
7003 /***************************************************************************
7004 ------------------- module init / exit stubs ----------------
7005 ****************************************************************************/
7006 module_init(rtl8192_pci_module_init);
7007 module_exit(rtl8192_pci_module_exit);
x86 "subsystem" repository