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[deliverable/linux.git] / drivers / staging / rtl8192e / r8192E_core.c
1 /******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 * Linux device driver for RTL8190P / RTL8192E
4 *
5 * Based on the r8180 driver, which is:
6 * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al.
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 *
20 * The full GNU General Public License is included in this distribution in the
21 * file called LICENSE.
22 *
23 * Contact Information:
24 * Jerry chuang <wlanfae@realtek.com>
25 */
26
27
28 #undef LOOP_TEST
29 #undef RX_DONT_PASS_UL
30 #undef DEBUG_EPROM
31 #undef DEBUG_RX_VERBOSE
32 #undef DUMMY_RX
33 #undef DEBUG_ZERO_RX
34 #undef DEBUG_RX_SKB
35 #undef DEBUG_TX_FRAG
36 #undef DEBUG_RX_FRAG
37 #undef DEBUG_TX_FILLDESC
38 #undef DEBUG_TX
39 #undef DEBUG_IRQ
40 #undef DEBUG_RX
41 #undef DEBUG_RXALLOC
42 #undef DEBUG_REGISTERS
43 #undef DEBUG_RING
44 #undef DEBUG_IRQ_TASKLET
45 #undef DEBUG_TX_ALLOC
46 #undef DEBUG_TX_DESC
47
48 //#define CONFIG_RTL8192_IO_MAP
49 #include <linux/vmalloc.h>
50 #include <linux/slab.h>
51 #include <asm/uaccess.h>
52 #include "r8192E_hw.h"
53 #include "r8192E.h"
54 #include "r8190_rtl8256.h" /* RTL8225 Radio frontend */
55 #include "r8180_93cx6.h" /* Card EEPROM */
56 #include "r8192E_wx.h"
57 #include "r819xE_phy.h" //added by WB 4.30.2008
58 #include "r819xE_phyreg.h"
59 #include "r819xE_cmdpkt.h"
60 #include "r8192E_dm.h"
61 //#include "r8192xU_phyreg.h"
62 //#include <linux/usb.h>
63 // FIXME: check if 2.6.7 is ok
64
65 #ifdef CONFIG_PM
66 #include "r8192_pm.h"
67 #endif
68
69 #ifdef ENABLE_DOT11D
70 #include "ieee80211/dot11d.h"
71 #endif
72
73 //set here to open your trace code. //WB
74 u32 rt_global_debug_component = \
75 // COMP_INIT |
76 // COMP_EPROM |
77 // COMP_PHY |
78 // COMP_RF |
79 // COMP_FIRMWARE |
80 // COMP_TRACE |
81 // COMP_DOWN |
82 // COMP_SWBW |
83 // COMP_SEC |
84 // COMP_QOS |
85 // COMP_RATE |
86 // COMP_RECV |
87 // COMP_SEND |
88 // COMP_POWER |
89 // COMP_EVENTS |
90 // COMP_RESET |
91 // COMP_CMDPKT |
92 // COMP_POWER_TRACKING |
93 // COMP_INTR |
94 COMP_ERR ; //always open err flags on
95
96 static const struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = {
97 #ifdef RTL8190P
98 /* Realtek */
99 /* Dlink */
100 { PCI_DEVICE(0x10ec, 0x8190) },
101 /* Corega */
102 { PCI_DEVICE(0x07aa, 0x0045) },
103 { PCI_DEVICE(0x07aa, 0x0046) },
104 #else
105 /* Realtek */
106 { PCI_DEVICE(0x10ec, 0x8192) },
107
108 /* Corega */
109 { PCI_DEVICE(0x07aa, 0x0044) },
110 { PCI_DEVICE(0x07aa, 0x0047) },
111 #endif
112 {}
113 };
114
115 static char ifname[IFNAMSIZ] = "wlan%d";
116 static int hwwep = 1; //default use hw. set 0 to use software security
117 static int channels = 0x3fff;
118
119 MODULE_LICENSE("GPL");
120 MODULE_VERSION("V 1.1");
121 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
122 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
123 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
124
125
126 module_param_string(ifname, ifname, sizeof(ifname), S_IRUGO|S_IWUSR);
127 //module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
128 module_param(hwwep,int, S_IRUGO|S_IWUSR);
129 module_param(channels,int, S_IRUGO|S_IWUSR);
130
131 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
132 //MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
133 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
134 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
135
136 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
137 const struct pci_device_id *id);
138 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
139
140 static struct pci_driver rtl8192_pci_driver = {
141 .name = RTL819xE_MODULE_NAME, /* Driver name */
142 .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */
143 .probe = rtl8192_pci_probe, /* probe fn */
144 .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */
145 #ifdef CONFIG_PM
146 .suspend = rtl8192E_suspend, /* PM suspend fn */
147 .resume = rtl8192E_resume, /* PM resume fn */
148 #else
149 .suspend = NULL, /* PM suspend fn */
150 .resume = NULL, /* PM resume fn */
151 #endif
152 };
153
154 static void rtl8192_start_beacon(struct net_device *dev);
155 static void rtl8192_stop_beacon(struct net_device *dev);
156 static void rtl819x_watchdog_wqcallback(struct work_struct *work);
157 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
158 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
159 static void rtl8192_prepare_beacon(struct r8192_priv *priv);
160 static irqreturn_t rtl8192_interrupt(int irq, void *netdev);
161 static void rtl8192_try_wake_queue(struct net_device *dev, int pri);
162 static void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb);
163
164 #ifdef ENABLE_DOT11D
165
166 typedef struct _CHANNEL_LIST
167 {
168 u8 Channel[32];
169 u8 Len;
170 }CHANNEL_LIST, *PCHANNEL_LIST;
171
172 static const CHANNEL_LIST ChannelPlan[] = {
173 {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64,149,153,157,161,165},24}, //FCC
174 {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC
175 {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI
176 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI.
177 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI.
178 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, //MKK //MKK
179 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
180 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel.
181 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22}, // For 11a , TELEC
182 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC
183 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14},14} //For Global Domain. 1-11:active scan, 12-14 passive scan. //+YJ, 080626
184 };
185
186 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
187 {
188 int i, max_chan=-1, min_chan=-1;
189 struct ieee80211_device* ieee = priv->ieee80211;
190 switch (channel_plan)
191 {
192 case COUNTRY_CODE_FCC:
193 case COUNTRY_CODE_IC:
194 case COUNTRY_CODE_ETSI:
195 case COUNTRY_CODE_SPAIN:
196 case COUNTRY_CODE_FRANCE:
197 case COUNTRY_CODE_MKK:
198 case COUNTRY_CODE_MKK1:
199 case COUNTRY_CODE_ISRAEL:
200 case COUNTRY_CODE_TELEC:
201 case COUNTRY_CODE_MIC:
202 {
203 Dot11d_Init(ieee);
204 ieee->bGlobalDomain = false;
205 //acturally 8225 & 8256 rf chip only support B,G,24N mode
206 if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
207 {
208 min_chan = 1;
209 max_chan = 14;
210 }
211 else
212 {
213 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
214 }
215 if (ChannelPlan[channel_plan].Len != 0){
216 // Clear old channel map
217 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
218 // Set new channel map
219 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
220 {
221 if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
222 break;
223 GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
224 }
225 }
226 break;
227 }
228 case COUNTRY_CODE_GLOBAL_DOMAIN:
229 {
230 GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
231 Dot11d_Reset(ieee);
232 ieee->bGlobalDomain = true;
233 break;
234 }
235 default:
236 break;
237 }
238 }
239 #endif
240
241
242 #define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 )
243 /* 2007/07/25 MH Defien temp tx fw info. */
244 static TX_FWINFO_T Tmp_TxFwInfo;
245
246
247 #define rx_hal_is_cck_rate(_pdrvinfo)\
248 (_pdrvinfo->RxRate == DESC90_RATE1M ||\
249 _pdrvinfo->RxRate == DESC90_RATE2M ||\
250 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
251 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
252 !_pdrvinfo->RxHT\
253
254
255 void CamResetAllEntry(struct net_device *dev)
256 {
257 //u8 ucIndex;
258 u32 ulcommand = 0;
259
260 #if 1
261 ulcommand |= BIT31|BIT30;
262 write_nic_dword(dev, RWCAM, ulcommand);
263 #else
264 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
265 CAM_mark_invalid(dev, ucIndex);
266 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
267 CAM_empty_entry(dev, ucIndex);
268 #endif
269 }
270
271
272 void write_cam(struct net_device *dev, u8 addr, u32 data)
273 {
274 write_nic_dword(dev, WCAMI, data);
275 write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
276 }
277 u32 read_cam(struct net_device *dev, u8 addr)
278 {
279 write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
280 return read_nic_dword(dev, 0xa8);
281 }
282
283 ////////////////////////////////////////////////////////////
284 #ifdef CONFIG_RTL8180_IO_MAP
285
286 u8 read_nic_byte(struct net_device *dev, int x)
287 {
288 return 0xff&inb(dev->base_addr +x);
289 }
290
291 u32 read_nic_dword(struct net_device *dev, int x)
292 {
293 return inl(dev->base_addr +x);
294 }
295
296 u16 read_nic_word(struct net_device *dev, int x)
297 {
298 return inw(dev->base_addr +x);
299 }
300
301 void write_nic_byte(struct net_device *dev, int x,u8 y)
302 {
303 outb(y&0xff,dev->base_addr +x);
304 }
305
306 void write_nic_word(struct net_device *dev, int x,u16 y)
307 {
308 outw(y,dev->base_addr +x);
309 }
310
311 void write_nic_dword(struct net_device *dev, int x,u32 y)
312 {
313 outl(y,dev->base_addr +x);
314 }
315
316 #else /* RTL_IO_MAP */
317
318 u8 read_nic_byte(struct net_device *dev, int x)
319 {
320 return 0xff&readb((u8*)dev->mem_start +x);
321 }
322
323 u32 read_nic_dword(struct net_device *dev, int x)
324 {
325 return readl((u8*)dev->mem_start +x);
326 }
327
328 u16 read_nic_word(struct net_device *dev, int x)
329 {
330 return readw((u8*)dev->mem_start +x);
331 }
332
333 void write_nic_byte(struct net_device *dev, int x,u8 y)
334 {
335 writeb(y,(u8*)dev->mem_start +x);
336 udelay(20);
337 }
338
339 void write_nic_dword(struct net_device *dev, int x,u32 y)
340 {
341 writel(y,(u8*)dev->mem_start +x);
342 udelay(20);
343 }
344
345 void write_nic_word(struct net_device *dev, int x,u16 y)
346 {
347 writew(y,(u8*)dev->mem_start +x);
348 udelay(20);
349 }
350
351 #endif /* RTL_IO_MAP */
352
353 u8 rtl8192e_ap_sec_type(struct ieee80211_device *ieee)
354 {
355 //struct r8192_priv* priv = ieee80211_priv(dev);
356 //struct ieee80211_device *ieee = priv->ieee80211;
357
358 static const u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
359 static const u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
360 int wpa_ie_len= ieee->wpa_ie_len;
361 struct ieee80211_crypt_data* crypt;
362 int encrypt;
363
364 crypt = ieee->crypt[ieee->tx_keyidx];
365
366 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) ||\
367 (ieee->host_encrypt && crypt && crypt->ops && \
368 (0 == strcmp(crypt->ops->name,"WEP")));
369
370 /* simply judge */
371 if(encrypt && (wpa_ie_len == 0)) {
372 // wep encryption, no N mode setting */
373 return SEC_ALG_WEP;
374 } else if((wpa_ie_len != 0)) {
375 // parse pairwise key type */
376 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) ||
377 ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
378 return SEC_ALG_CCMP;
379 else
380 return SEC_ALG_TKIP;
381 } else {
382 return SEC_ALG_NONE;
383 }
384 }
385
386 void
387 rtl8192e_SetHwReg(struct net_device *dev,u8 variable,u8* val)
388 {
389 struct r8192_priv* priv = ieee80211_priv(dev);
390
391 switch(variable)
392 {
393
394 case HW_VAR_BSSID:
395 write_nic_dword(dev, BSSIDR, ((u32*)(val))[0]);
396 write_nic_word(dev, BSSIDR+2, ((u16*)(val+2))[0]);
397 break;
398
399 case HW_VAR_MEDIA_STATUS:
400 {
401 RT_OP_MODE OpMode = *((RT_OP_MODE *)(val));
402 //LED_CTL_MODE LedAction = LED_CTL_NO_LINK;
403 u8 btMsr = read_nic_byte(dev, MSR);
404
405 btMsr &= 0xfc;
406
407 switch(OpMode)
408 {
409 case RT_OP_MODE_INFRASTRUCTURE:
410 btMsr |= MSR_INFRA;
411 //LedAction = LED_CTL_LINK;
412 break;
413
414 case RT_OP_MODE_IBSS:
415 btMsr |= MSR_ADHOC;
416 // led link set separate
417 break;
418
419 case RT_OP_MODE_AP:
420 btMsr |= MSR_AP;
421 //LedAction = LED_CTL_LINK;
422 break;
423
424 default:
425 btMsr |= MSR_NOLINK;
426 break;
427 }
428
429 write_nic_byte(dev, MSR, btMsr);
430
431 //priv->ieee80211->LedControlHandler(dev, LedAction);
432 }
433 break;
434
435 case HW_VAR_CECHK_BSSID:
436 {
437 u32 RegRCR, Type;
438
439 Type = ((u8*)(val))[0];
440 //priv->ieee80211->GetHwRegHandler(dev, HW_VAR_RCR, (u8*)(&RegRCR));
441 RegRCR = read_nic_dword(dev,RCR);
442 priv->ReceiveConfig = RegRCR;
443
444 if (Type == true)
445 RegRCR |= (RCR_CBSSID);
446 else if (Type == false)
447 RegRCR &= (~RCR_CBSSID);
448
449 //priv->ieee80211->SetHwRegHandler( dev, HW_VAR_RCR, (u8*)(&RegRCR) );
450 write_nic_dword(dev, RCR,RegRCR);
451 priv->ReceiveConfig = RegRCR;
452
453 }
454 break;
455
456 case HW_VAR_SLOT_TIME:
457 {
458 //PSTA_QOS pStaQos = Adapter->MgntInfo.pStaQos;
459 //AC_CODING eACI;
460
461 priv->slot_time = val[0];
462 write_nic_byte(dev, SLOT_TIME, val[0]);
463
464 }
465 break;
466
467 case HW_VAR_ACK_PREAMBLE:
468 {
469 u32 regTmp = 0;
470 priv->short_preamble = (bool)(*(u8*)val );
471 regTmp = priv->basic_rate;
472 if (priv->short_preamble)
473 regTmp |= BRSR_AckShortPmb;
474 write_nic_dword(dev, RRSR, regTmp);
475 }
476 break;
477
478 case HW_VAR_CPU_RST:
479 write_nic_dword(dev, CPU_GEN, ((u32*)(val))[0]);
480 break;
481
482 default:
483 break;
484 }
485
486 }
487
488
489 ///////////////////////////////////////////////////////////
490
491 //u8 read_phy_cck(struct net_device *dev, u8 adr);
492 //u8 read_phy_ofdm(struct net_device *dev, u8 adr);
493 /* this might still called in what was the PHY rtl8185/rtl8192 common code
494 * plans are to possibilty turn it again in one common code...
495 */
496 void force_pci_posting(struct net_device *dev)
497 {
498 }
499
500
501 //warning message WB
502 //static struct net_device_stats *rtl8192_stats(struct net_device *dev);
503 //void rtl8192_restart(struct net_device *dev);
504 void rtl8192_restart(struct work_struct *work);
505 //void rtl8192_rq_tx_ack(struct work_struct *work);
506
507 void watch_dog_timer_callback(unsigned long data);
508 /****************************************************************************
509 -----------------------------PROCFS STUFF-------------------------
510 *****************************************************************************/
511
512 static struct proc_dir_entry *rtl8192_proc = NULL;
513
514
515
516 static int proc_get_stats_ap(char *page, char **start,
517 off_t offset, int count,
518 int *eof, void *data)
519 {
520 struct net_device *dev = data;
521 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
522 struct ieee80211_device *ieee = priv->ieee80211;
523 struct ieee80211_network *target;
524
525 int len = 0;
526
527 list_for_each_entry(target, &ieee->network_list, list) {
528
529 len += snprintf(page + len, count - len,
530 "%s ", target->ssid);
531
532 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
533 len += snprintf(page + len, count - len,
534 "WPA\n");
535 }
536 else{
537 len += snprintf(page + len, count - len,
538 "non_WPA\n");
539 }
540
541 }
542
543 *eof = 1;
544 return len;
545 }
546
547 static int proc_get_registers(char *page, char **start,
548 off_t offset, int count,
549 int *eof, void *data)
550 {
551 struct net_device *dev = data;
552 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
553
554 int len = 0;
555 int i,n;
556
557 int max=0xff;
558
559 /* This dump the current register page */
560 len += snprintf(page + len, count - len,
561 "\n####################page 0##################\n ");
562
563 for(n=0;n<=max;)
564 {
565 //printk( "\nD: %2x> ", n);
566 len += snprintf(page + len, count - len,
567 "\nD: %2x > ",n);
568
569 for(i=0;i<16 && n<=max;i++,n++)
570 len += snprintf(page + len, count - len,
571 "%2x ",read_nic_byte(dev,n));
572
573 // printk("%2x ",read_nic_byte(dev,n));
574 }
575 len += snprintf(page + len, count - len,"\n");
576 len += snprintf(page + len, count - len,
577 "\n####################page 1##################\n ");
578 for(n=0;n<=max;)
579 {
580 //printk( "\nD: %2x> ", n);
581 len += snprintf(page + len, count - len,
582 "\nD: %2x > ",n);
583
584 for(i=0;i<16 && n<=max;i++,n++)
585 len += snprintf(page + len, count - len,
586 "%2x ",read_nic_byte(dev,0x100|n));
587
588 // printk("%2x ",read_nic_byte(dev,n));
589 }
590
591 len += snprintf(page + len, count - len,
592 "\n####################page 3##################\n ");
593 for(n=0;n<=max;)
594 {
595 //printk( "\nD: %2x> ", n);
596 len += snprintf(page + len, count - len,
597 "\nD: %2x > ",n);
598
599 for(i=0;i<16 && n<=max;i++,n++)
600 len += snprintf(page + len, count - len,
601 "%2x ",read_nic_byte(dev,0x300|n));
602
603 // printk("%2x ",read_nic_byte(dev,n));
604 }
605
606
607 *eof = 1;
608 return len;
609
610 }
611
612
613
614 static int proc_get_stats_tx(char *page, char **start,
615 off_t offset, int count,
616 int *eof, void *data)
617 {
618 struct net_device *dev = data;
619 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
620
621 int len = 0;
622
623 len += snprintf(page + len, count - len,
624 "TX VI priority ok int: %lu\n"
625 // "TX VI priority error int: %lu\n"
626 "TX VO priority ok int: %lu\n"
627 // "TX VO priority error int: %lu\n"
628 "TX BE priority ok int: %lu\n"
629 // "TX BE priority error int: %lu\n"
630 "TX BK priority ok int: %lu\n"
631 // "TX BK priority error int: %lu\n"
632 "TX MANAGE priority ok int: %lu\n"
633 // "TX MANAGE priority error int: %lu\n"
634 "TX BEACON priority ok int: %lu\n"
635 "TX BEACON priority error int: %lu\n"
636 "TX CMDPKT priority ok int: %lu\n"
637 // "TX high priority ok int: %lu\n"
638 // "TX high priority failed error int: %lu\n"
639 // "TX queue resume: %lu\n"
640 "TX queue stopped?: %d\n"
641 "TX fifo overflow: %lu\n"
642 // "TX beacon: %lu\n"
643 // "TX VI queue: %d\n"
644 // "TX VO queue: %d\n"
645 // "TX BE queue: %d\n"
646 // "TX BK queue: %d\n"
647 // "TX HW queue: %d\n"
648 // "TX VI dropped: %lu\n"
649 // "TX VO dropped: %lu\n"
650 // "TX BE dropped: %lu\n"
651 // "TX BK dropped: %lu\n"
652 "TX total data packets %lu\n"
653 "TX total data bytes :%lu\n",
654 // "TX beacon aborted: %lu\n",
655 priv->stats.txviokint,
656 // priv->stats.txvierr,
657 priv->stats.txvookint,
658 // priv->stats.txvoerr,
659 priv->stats.txbeokint,
660 // priv->stats.txbeerr,
661 priv->stats.txbkokint,
662 // priv->stats.txbkerr,
663 priv->stats.txmanageokint,
664 // priv->stats.txmanageerr,
665 priv->stats.txbeaconokint,
666 priv->stats.txbeaconerr,
667 priv->stats.txcmdpktokint,
668 // priv->stats.txhpokint,
669 // priv->stats.txhperr,
670 // priv->stats.txresumed,
671 netif_queue_stopped(dev),
672 priv->stats.txoverflow,
673 // priv->stats.txbeacon,
674 // atomic_read(&(priv->tx_pending[VI_QUEUE])),
675 // atomic_read(&(priv->tx_pending[VO_QUEUE])),
676 // atomic_read(&(priv->tx_pending[BE_QUEUE])),
677 // atomic_read(&(priv->tx_pending[BK_QUEUE])),
678 // read_nic_byte(dev, TXFIFOCOUNT),
679 // priv->stats.txvidrop,
680 // priv->stats.txvodrop,
681 priv->ieee80211->stats.tx_packets,
682 priv->ieee80211->stats.tx_bytes
683
684
685 // priv->stats.txbedrop,
686 // priv->stats.txbkdrop
687 // priv->stats.txdatapkt
688 // priv->stats.txbeaconerr
689 );
690
691 *eof = 1;
692 return len;
693 }
694
695
696
697 static int proc_get_stats_rx(char *page, char **start,
698 off_t offset, int count,
699 int *eof, void *data)
700 {
701 struct net_device *dev = data;
702 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
703
704 int len = 0;
705
706 len += snprintf(page + len, count - len,
707 "RX packets: %lu\n"
708 "RX desc err: %lu\n"
709 "RX rx overflow error: %lu\n"
710 "RX invalid urb error: %lu\n",
711 priv->stats.rxint,
712 priv->stats.rxrdu,
713 priv->stats.rxoverflow,
714 priv->stats.rxurberr);
715
716 *eof = 1;
717 return len;
718 }
719
720 static void rtl8192_proc_module_init(void)
721 {
722 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
723 rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
724 }
725
726
727 static void rtl8192_proc_module_remove(void)
728 {
729 remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
730 }
731
732
733 static void rtl8192_proc_remove_one(struct net_device *dev)
734 {
735 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
736
737 printk("dev name=======> %s\n",dev->name);
738
739 if (priv->dir_dev) {
740 // remove_proc_entry("stats-hw", priv->dir_dev);
741 remove_proc_entry("stats-tx", priv->dir_dev);
742 remove_proc_entry("stats-rx", priv->dir_dev);
743 // remove_proc_entry("stats-ieee", priv->dir_dev);
744 remove_proc_entry("stats-ap", priv->dir_dev);
745 remove_proc_entry("registers", priv->dir_dev);
746 // remove_proc_entry("cck-registers",priv->dir_dev);
747 // remove_proc_entry("ofdm-registers",priv->dir_dev);
748 //remove_proc_entry(dev->name, rtl8192_proc);
749 remove_proc_entry("wlan0", rtl8192_proc);
750 priv->dir_dev = NULL;
751 }
752 }
753
754
755 static void rtl8192_proc_init_one(struct net_device *dev)
756 {
757 struct proc_dir_entry *e;
758 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
759 priv->dir_dev = create_proc_entry(dev->name,
760 S_IFDIR | S_IRUGO | S_IXUGO,
761 rtl8192_proc);
762 if (!priv->dir_dev) {
763 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
764 dev->name);
765 return;
766 }
767 e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
768 priv->dir_dev, proc_get_stats_rx, dev);
769
770 if (!e) {
771 RT_TRACE(COMP_ERR,"Unable to initialize "
772 "/proc/net/rtl8192/%s/stats-rx\n",
773 dev->name);
774 }
775
776
777 e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
778 priv->dir_dev, proc_get_stats_tx, dev);
779
780 if (!e) {
781 RT_TRACE(COMP_ERR, "Unable to initialize "
782 "/proc/net/rtl8192/%s/stats-tx\n",
783 dev->name);
784 }
785
786 e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
787 priv->dir_dev, proc_get_stats_ap, dev);
788
789 if (!e) {
790 RT_TRACE(COMP_ERR, "Unable to initialize "
791 "/proc/net/rtl8192/%s/stats-ap\n",
792 dev->name);
793 }
794
795 e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
796 priv->dir_dev, proc_get_registers, dev);
797 if (!e) {
798 RT_TRACE(COMP_ERR, "Unable to initialize "
799 "/proc/net/rtl8192/%s/registers\n",
800 dev->name);
801 }
802 }
803 /****************************************************************************
804 -----------------------------MISC STUFF-------------------------
805 *****************************************************************************/
806
807 short check_nic_enough_desc(struct net_device *dev, int prio)
808 {
809 struct r8192_priv *priv = ieee80211_priv(dev);
810 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
811
812 /* for now we reserve two free descriptor as a safety boundary
813 * between the tail and the head
814 */
815 if (ring->entries - skb_queue_len(&ring->queue) >= 2) {
816 return 1;
817 } else {
818 return 0;
819 }
820 }
821
822 static void tx_timeout(struct net_device *dev)
823 {
824 struct r8192_priv *priv = ieee80211_priv(dev);
825 //rtl8192_commit(dev);
826
827 schedule_work(&priv->reset_wq);
828 printk("TXTIMEOUT");
829 }
830
831
832 /****************************************************************************
833 ------------------------------HW STUFF---------------------------
834 *****************************************************************************/
835
836
837 static void rtl8192_irq_enable(struct net_device *dev)
838 {
839 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
840 priv->irq_enabled = 1;
841 write_nic_dword(dev,INTA_MASK, priv->irq_mask);
842 }
843
844
845 void rtl8192_irq_disable(struct net_device *dev)
846 {
847 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
848
849 write_nic_dword(dev,INTA_MASK,0);
850 force_pci_posting(dev);
851 priv->irq_enabled = 0;
852 }
853
854
855 #if 0
856 static void rtl8192_set_mode(struct net_device *dev,int mode)
857 {
858 u8 ecmd;
859 ecmd=read_nic_byte(dev, EPROM_CMD);
860 ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK;
861 ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT);
862 ecmd=ecmd &~ (1<<EPROM_CS_SHIFT);
863 ecmd=ecmd &~ (1<<EPROM_CK_SHIFT);
864 write_nic_byte(dev, EPROM_CMD, ecmd);
865 }
866 #endif
867
868 void rtl8192_update_msr(struct net_device *dev)
869 {
870 struct r8192_priv *priv = ieee80211_priv(dev);
871 u8 msr;
872
873 msr = read_nic_byte(dev, MSR);
874 msr &= ~ MSR_LINK_MASK;
875
876 /* do not change in link_state != WLAN_LINK_ASSOCIATED.
877 * msr must be updated if the state is ASSOCIATING.
878 * this is intentional and make sense for ad-hoc and
879 * master (see the create BSS/IBSS func)
880 */
881 if (priv->ieee80211->state == IEEE80211_LINKED){
882
883 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
884 msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
885 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
886 msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT);
887 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
888 msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT);
889
890 }else
891 msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
892
893 write_nic_byte(dev, MSR, msr);
894 }
895
896 void rtl8192_set_chan(struct net_device *dev,short ch)
897 {
898 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
899 RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch);
900 priv->chan=ch;
901 #if 0
902 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC ||
903 priv->ieee80211->iw_mode == IW_MODE_MASTER){
904
905 priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED;
906 priv->ieee80211->master_chan = ch;
907 rtl8192_update_beacon_ch(dev);
908 }
909 #endif
910
911 /* this hack should avoid frame TX during channel setting*/
912
913
914 // tx = read_nic_dword(dev,TX_CONF);
915 // tx &= ~TX_LOOPBACK_MASK;
916
917 #ifndef LOOP_TEST
918 //TODO
919 // write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT));
920
921 //need to implement rf set channel here WB
922
923 if (priv->rf_set_chan)
924 priv->rf_set_chan(dev,priv->chan);
925 // mdelay(10);
926 // write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT));
927 #endif
928 }
929
930 void rtl8192_rx_enable(struct net_device *dev)
931 {
932 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
933 write_nic_dword(dev, RDQDA,priv->rx_ring_dma);
934 }
935
936 /* the TX_DESC_BASE setting is according to the following queue index
937 * BK_QUEUE ===> 0
938 * BE_QUEUE ===> 1
939 * VI_QUEUE ===> 2
940 * VO_QUEUE ===> 3
941 * HCCA_QUEUE ===> 4
942 * TXCMD_QUEUE ===> 5
943 * MGNT_QUEUE ===> 6
944 * HIGH_QUEUE ===> 7
945 * BEACON_QUEUE ===> 8
946 * */
947 static const u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA};
948 void rtl8192_tx_enable(struct net_device *dev)
949 {
950 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
951 u32 i;
952 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
953 write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
954
955 ieee80211_reset_queue(priv->ieee80211);
956 }
957
958
959 static void rtl8192_free_rx_ring(struct net_device *dev)
960 {
961 struct r8192_priv *priv = ieee80211_priv(dev);
962 int i;
963
964 for (i = 0; i < priv->rxringcount; i++) {
965 struct sk_buff *skb = priv->rx_buf[i];
966 if (!skb)
967 continue;
968
969 pci_unmap_single(priv->pdev,
970 *((dma_addr_t *)skb->cb),
971 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
972 kfree_skb(skb);
973 }
974
975 pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount,
976 priv->rx_ring, priv->rx_ring_dma);
977 priv->rx_ring = NULL;
978 }
979
980 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
981 {
982 struct r8192_priv *priv = ieee80211_priv(dev);
983 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
984
985 while (skb_queue_len(&ring->queue)) {
986 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
987 struct sk_buff *skb = __skb_dequeue(&ring->queue);
988
989 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
990 skb->len, PCI_DMA_TODEVICE);
991 kfree_skb(skb);
992 ring->idx = (ring->idx + 1) % ring->entries;
993 }
994
995 pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
996 ring->desc, ring->dma);
997 ring->desc = NULL;
998 }
999
1000 #if 0
1001 static void rtl8192_beacon_disable(struct net_device *dev)
1002 {
1003 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1004 u32 reg;
1005
1006 reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK);
1007
1008 /* disable Beacon realted interrupt signal */
1009 reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
1010 write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg);
1011 }
1012 #endif
1013
1014 void PHY_SetRtl8192eRfOff(struct net_device* dev )
1015 {
1016 //struct r8192_priv *priv = ieee80211_priv(dev);
1017
1018 //disable RF-Chip A/B
1019 rtl8192_setBBreg(dev, rFPGA0_XA_RFInterfaceOE, BIT4, 0x0);
1020 //analog to digital off, for power save
1021 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter4, 0x300, 0x0);
1022 //digital to analog off, for power save
1023 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x18, 0x0);
1024 //rx antenna off
1025 rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0xf, 0x0);
1026 //rx antenna off
1027 rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0xf, 0x0);
1028 //analog to digital part2 off, for power save
1029 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x60, 0x0);
1030 rtl8192_setBBreg(dev, rFPGA0_AnalogParameter1, 0x4, 0x0);
1031 // Analog parameter!!Change bias and Lbus control.
1032 write_nic_byte(dev, ANAPAR_FOR_8192PciE, 0x07);
1033
1034 }
1035
1036 void rtl8192_halt_adapter(struct net_device *dev, bool reset)
1037 {
1038 //u8 cmd;
1039 struct r8192_priv *priv = ieee80211_priv(dev);
1040 int i;
1041 u8 OpMode;
1042 u8 u1bTmp;
1043 u32 ulRegRead;
1044
1045 OpMode = RT_OP_MODE_NO_LINK;
1046 priv->ieee80211->SetHwRegHandler(dev, HW_VAR_MEDIA_STATUS, &OpMode);
1047
1048 #if 1
1049 if(!priv->ieee80211->bSupportRemoteWakeUp)
1050 {
1051 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
1052 //priv->ieee80211->SetHwRegHandler(dev, HW_VAR_COMMAND, &u1bTmp ); // Using HW_VAR_COMMAND instead of writing CMDR directly. Rewrited by Annie, 2006-04-07.
1053 write_nic_byte(dev, CMDR, u1bTmp);
1054 }
1055 #else
1056 cmd=read_nic_byte(dev,CMDR);
1057 write_nic_byte(dev, CMDR, cmd &~ (CR_TE|CR_RE));
1058 #endif
1059
1060 mdelay(20);
1061
1062 if(!reset)
1063 {
1064 //PlatformStallExecution(150000);
1065 mdelay(150);
1066
1067 #ifdef RTL8192E
1068 priv->bHwRfOffAction = 2;
1069 #endif
1070
1071 //
1072 // Call MgntActSet_RF_State instead to prevent RF config race condition.
1073 // By Bruce, 2008-01-17.
1074 //
1075 if(!priv->ieee80211->bSupportRemoteWakeUp)
1076 {
1077 //MgntActSet_RF_State(Adapter, eRfOff, RF_CHANGE_BY_INIT);
1078 //MgntActSet_RF_State(Adapter, eRfOff, Adapter->MgntInfo.RfOffReason);
1079 //if(Adapter->HardwareType == HARDWARE_TYPE_RTL8190P)
1080
1081 PHY_SetRtl8192eRfOff(dev);
1082
1083 // 2006.11.30. System reset bit
1084 //priv->ieee80211->GetHwRegHandler(dev, HW_VAR_CPU_RST, (u32*)(&ulRegRead) );
1085 ulRegRead = read_nic_dword(dev,CPU_GEN);
1086 ulRegRead|=CPU_GEN_SYSTEM_RESET;
1087 //priv->ieee80211->SetHwRegHandler(dev, HW_VAR_CPU_RST, &ulRegRead);
1088 write_nic_dword(dev,CPU_GEN, ulRegRead);
1089 }
1090 else
1091 {
1092 //2008.06.03 for WOL
1093 write_nic_dword(dev, WFCRC0, 0xffffffff);
1094 write_nic_dword(dev, WFCRC1, 0xffffffff);
1095 write_nic_dword(dev, WFCRC2, 0xffffffff);
1096
1097 //Write PMR register
1098 write_nic_byte(dev, PMR, 0x5);
1099 //Disable tx, enanble rx
1100 write_nic_byte(dev, MacBlkCtrl, 0xa);
1101 }
1102 }
1103
1104 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1105 skb_queue_purge(&priv->ieee80211->skb_waitQ [i]);
1106 }
1107 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1108 skb_queue_purge(&priv->ieee80211->skb_aggQ [i]);
1109 }
1110
1111 skb_queue_purge(&priv->skb_queue);
1112 return;
1113 }
1114
1115 #if 0
1116 static void rtl8192_reset(struct net_device *dev)
1117 {
1118 rtl8192_irq_disable(dev);
1119 printk("This is RTL819xP Reset procedure\n");
1120 }
1121 #endif
1122
1123 static const u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540};
1124 inline u16 rtl8192_rate2rate(short rate)
1125 {
1126 if (rate >11) return 0;
1127 return rtl_rate[rate];
1128 }
1129
1130
1131
1132
1133 static void rtl8192_data_hard_stop(struct net_device *dev)
1134 {
1135 //FIXME !!
1136 #if 0
1137 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1138 priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1139 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1140 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1141 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1142 #endif
1143 }
1144
1145
1146 static void rtl8192_data_hard_resume(struct net_device *dev)
1147 {
1148 // FIXME !!
1149 #if 0
1150 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1151 priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1152 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1153 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1154 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1155 #endif
1156 }
1157
1158 /* this function TX data frames when the ieee80211 stack requires this.
1159 * It checks also if we need to stop the ieee tx queue, eventually do it
1160 */
1161 static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate)
1162 {
1163 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1164 int ret;
1165 //unsigned long flags;
1166 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1167 u8 queue_index = tcb_desc->queue_index;
1168 /* shall not be referred by command packet */
1169 assert(queue_index != TXCMD_QUEUE);
1170
1171 if((priv->bHwRadioOff == true)||(!priv->up))
1172 {
1173 kfree_skb(skb);
1174 return;
1175 }
1176
1177 //spin_lock_irqsave(&priv->tx_lock,flags);
1178
1179 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1180 #if 0
1181 tcb_desc->RATRIndex = 7;
1182 tcb_desc->bTxDisableRateFallBack = 1;
1183 tcb_desc->bTxUseDriverAssingedRate = 1;
1184 tcb_desc->bTxEnableFwCalcDur = 1;
1185 #endif
1186 skb_push(skb, priv->ieee80211->tx_headroom);
1187 ret = rtl8192_tx(dev, skb);
1188 if(ret != 0) {
1189 kfree_skb(skb);
1190 };
1191
1192 //
1193 if(queue_index!=MGNT_QUEUE) {
1194 priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom);
1195 priv->ieee80211->stats.tx_packets++;
1196 }
1197
1198 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1199
1200 // return ret;
1201 return;
1202 }
1203
1204 /* This is a rough attempt to TX a frame
1205 * This is called by the ieee 80211 stack to TX management frames.
1206 * If the ring is full packet are dropped (for data frame the queue
1207 * is stopped before this can happen).
1208 */
1209 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
1210 {
1211 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1212
1213
1214 int ret;
1215 //unsigned long flags;
1216 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1217 u8 queue_index = tcb_desc->queue_index;
1218
1219 if(queue_index != TXCMD_QUEUE){
1220 if((priv->bHwRadioOff == true)||(!priv->up))
1221 {
1222 kfree_skb(skb);
1223 return 0;
1224 }
1225 }
1226
1227 //spin_lock_irqsave(&priv->tx_lock,flags);
1228
1229 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1230 if(queue_index == TXCMD_QUEUE) {
1231 // skb_push(skb, USB_HWDESC_HEADER_LEN);
1232 rtl819xE_tx_cmd(dev, skb);
1233 ret = 0;
1234 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1235 return ret;
1236 } else {
1237 // RT_TRACE(COMP_SEND, "To send management packet\n");
1238 tcb_desc->RATRIndex = 7;
1239 tcb_desc->bTxDisableRateFallBack = 1;
1240 tcb_desc->bTxUseDriverAssingedRate = 1;
1241 tcb_desc->bTxEnableFwCalcDur = 1;
1242 skb_push(skb, priv->ieee80211->tx_headroom);
1243 ret = rtl8192_tx(dev, skb);
1244 if(ret != 0) {
1245 kfree_skb(skb);
1246 };
1247 }
1248
1249 // priv->ieee80211->stats.tx_bytes+=skb->len;
1250 // priv->ieee80211->stats.tx_packets++;
1251
1252 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1253
1254 return ret;
1255
1256 }
1257
1258
1259 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1260 {
1261 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1262
1263 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1264
1265 while (skb_queue_len(&ring->queue)) {
1266 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1267 struct sk_buff *skb;
1268
1269 /* beacon packet will only use the first descriptor defaultly,
1270 * and the OWN may not be cleared by the hardware
1271 * */
1272 if(prio != BEACON_QUEUE) {
1273 if(entry->OWN)
1274 return;
1275 ring->idx = (ring->idx + 1) % ring->entries;
1276 }
1277
1278 skb = __skb_dequeue(&ring->queue);
1279 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1280 skb->len, PCI_DMA_TODEVICE);
1281
1282 kfree_skb(skb);
1283 }
1284 if (prio == MGNT_QUEUE){
1285 if (priv->ieee80211->ack_tx_to_ieee){
1286 if (rtl8192_is_tx_queue_empty(dev)){
1287 priv->ieee80211->ack_tx_to_ieee = 0;
1288 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1289 }
1290 }
1291 }
1292
1293 if(prio != BEACON_QUEUE) {
1294 /* try to deal with the pending packets */
1295 tasklet_schedule(&priv->irq_tx_tasklet);
1296 }
1297
1298 }
1299
1300 static void rtl8192_stop_beacon(struct net_device *dev)
1301 {
1302 //rtl8192_beacon_disable(dev);
1303 }
1304
1305 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1306 {
1307 struct r8192_priv *priv = ieee80211_priv(dev);
1308 struct ieee80211_network *net;
1309 u8 i=0, basic_rate = 0;
1310 net = & priv->ieee80211->current_network;
1311
1312 for (i=0; i<net->rates_len; i++)
1313 {
1314 basic_rate = net->rates[i]&0x7f;
1315 switch(basic_rate)
1316 {
1317 case MGN_1M: *rate_config |= RRSR_1M; break;
1318 case MGN_2M: *rate_config |= RRSR_2M; break;
1319 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1320 case MGN_11M: *rate_config |= RRSR_11M; break;
1321 case MGN_6M: *rate_config |= RRSR_6M; break;
1322 case MGN_9M: *rate_config |= RRSR_9M; break;
1323 case MGN_12M: *rate_config |= RRSR_12M; break;
1324 case MGN_18M: *rate_config |= RRSR_18M; break;
1325 case MGN_24M: *rate_config |= RRSR_24M; break;
1326 case MGN_36M: *rate_config |= RRSR_36M; break;
1327 case MGN_48M: *rate_config |= RRSR_48M; break;
1328 case MGN_54M: *rate_config |= RRSR_54M; break;
1329 }
1330 }
1331 for (i=0; i<net->rates_ex_len; i++)
1332 {
1333 basic_rate = net->rates_ex[i]&0x7f;
1334 switch(basic_rate)
1335 {
1336 case MGN_1M: *rate_config |= RRSR_1M; break;
1337 case MGN_2M: *rate_config |= RRSR_2M; break;
1338 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1339 case MGN_11M: *rate_config |= RRSR_11M; break;
1340 case MGN_6M: *rate_config |= RRSR_6M; break;
1341 case MGN_9M: *rate_config |= RRSR_9M; break;
1342 case MGN_12M: *rate_config |= RRSR_12M; break;
1343 case MGN_18M: *rate_config |= RRSR_18M; break;
1344 case MGN_24M: *rate_config |= RRSR_24M; break;
1345 case MGN_36M: *rate_config |= RRSR_36M; break;
1346 case MGN_48M: *rate_config |= RRSR_48M; break;
1347 case MGN_54M: *rate_config |= RRSR_54M; break;
1348 }
1349 }
1350 }
1351
1352
1353 #define SHORT_SLOT_TIME 9
1354 #define NON_SHORT_SLOT_TIME 20
1355
1356 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1357 {
1358 u32 tmp = 0;
1359 struct r8192_priv *priv = ieee80211_priv(dev);
1360 struct ieee80211_network *net = &priv->ieee80211->current_network;
1361 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1362 tmp = priv->basic_rate;
1363 if (priv->short_preamble)
1364 tmp |= BRSR_AckShortPmb;
1365 write_nic_dword(dev, RRSR, tmp);
1366
1367 if (net->mode & (IEEE_G|IEEE_N_24G))
1368 {
1369 u8 slot_time = 0;
1370 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1371 {//short slot time
1372 slot_time = SHORT_SLOT_TIME;
1373 }
1374 else //long slot time
1375 slot_time = NON_SHORT_SLOT_TIME;
1376 priv->slot_time = slot_time;
1377 write_nic_byte(dev, SLOT_TIME, slot_time);
1378 }
1379
1380 }
1381
1382 static void rtl8192_net_update(struct net_device *dev)
1383 {
1384
1385 struct r8192_priv *priv = ieee80211_priv(dev);
1386 struct ieee80211_network *net;
1387 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1388 u16 rate_config = 0;
1389 net = &priv->ieee80211->current_network;
1390 //update Basic rate: RR, BRSR
1391 rtl8192_config_rate(dev, &rate_config);
1392 // 2007.01.16, by Emily
1393 // Select RRSR (in Legacy-OFDM and CCK)
1394 // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate.
1395 // We do not use other rates.
1396 priv->basic_rate = rate_config &= 0x15f;
1397 //BSSID
1398 write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]);
1399 write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]);
1400 #if 0
1401 //MSR
1402 rtl8192_update_msr(dev);
1403 #endif
1404
1405
1406 // rtl8192_update_cap(dev, net->capability);
1407 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1408 {
1409 write_nic_word(dev, ATIMWND, 2);
1410 write_nic_word(dev, BCN_DMATIME, 256);
1411 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1412 // write_nic_word(dev, BcnIntTime, 100);
1413 //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied.
1414 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1415 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1416
1417 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1418 // TODO: BcnIFS may required to be changed on ASIC
1419 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1420
1421 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1422 }
1423
1424
1425 }
1426
1427 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1428 {
1429 struct r8192_priv *priv = ieee80211_priv(dev);
1430 struct rtl8192_tx_ring *ring;
1431 tx_desc_819x_pci *entry;
1432 unsigned int idx;
1433 dma_addr_t mapping;
1434 cb_desc *tcb_desc;
1435 unsigned long flags;
1436
1437 ring = &priv->tx_ring[TXCMD_QUEUE];
1438 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1439
1440 spin_lock_irqsave(&priv->irq_th_lock,flags);
1441 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1442 entry = &ring->desc[idx];
1443
1444 tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1445 memset(entry,0,12);
1446 entry->LINIP = tcb_desc->bLastIniPkt;
1447 entry->FirstSeg = 1;//first segment
1448 entry->LastSeg = 1; //last segment
1449 if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1450 entry->CmdInit = DESC_PACKET_TYPE_INIT;
1451 } else {
1452 entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1453 entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1454 entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1455 entry->QueueSelect = QSLT_CMD;
1456 entry->TxFWInfoSize = 0x08;
1457 entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1458 }
1459 entry->TxBufferSize = skb->len;
1460 entry->TxBuffAddr = cpu_to_le32(mapping);
1461 entry->OWN = 1;
1462
1463 #ifdef JOHN_DUMP_TXDESC
1464 { int i;
1465 tx_desc_819x_pci *entry1 = &ring->desc[0];
1466 unsigned int *ptr= (unsigned int *)entry1;
1467 printk("<Tx descriptor>:\n");
1468 for (i = 0; i < 8; i++)
1469 printk("%8x ", ptr[i]);
1470 printk("\n");
1471 }
1472 #endif
1473 __skb_queue_tail(&ring->queue, skb);
1474 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1475
1476 write_nic_byte(dev, TPPoll, TPPoll_CQ);
1477
1478 return;
1479 }
1480
1481 /*
1482 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1483 * in TxFwInfo data structure
1484 * 2006.10.30 by Emily
1485 *
1486 * \param QUEUEID Software Queue
1487 */
1488 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1489 {
1490 u8 QueueSelect = 0x0; //defualt set to
1491
1492 switch(QueueID) {
1493 case BE_QUEUE:
1494 QueueSelect = QSLT_BE; //or QSelect = pTcb->priority;
1495 break;
1496
1497 case BK_QUEUE:
1498 QueueSelect = QSLT_BK; //or QSelect = pTcb->priority;
1499 break;
1500
1501 case VO_QUEUE:
1502 QueueSelect = QSLT_VO; //or QSelect = pTcb->priority;
1503 break;
1504
1505 case VI_QUEUE:
1506 QueueSelect = QSLT_VI; //or QSelect = pTcb->priority;
1507 break;
1508 case MGNT_QUEUE:
1509 QueueSelect = QSLT_MGNT;
1510 break;
1511
1512 case BEACON_QUEUE:
1513 QueueSelect = QSLT_BEACON;
1514 break;
1515
1516 // TODO: 2006.10.30 mark other queue selection until we verify it is OK
1517 // TODO: Remove Assertions
1518 //#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502)
1519 case TXCMD_QUEUE:
1520 QueueSelect = QSLT_CMD;
1521 break;
1522 //#endif
1523 case HIGH_QUEUE:
1524 //QueueSelect = QSLT_HIGH;
1525 //break;
1526
1527 default:
1528 RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID);
1529 break;
1530 }
1531 return QueueSelect;
1532 }
1533
1534 static u8 MRateToHwRate8190Pci(u8 rate)
1535 {
1536 u8 ret = DESC90_RATE1M;
1537
1538 switch(rate) {
1539 case MGN_1M: ret = DESC90_RATE1M; break;
1540 case MGN_2M: ret = DESC90_RATE2M; break;
1541 case MGN_5_5M: ret = DESC90_RATE5_5M; break;
1542 case MGN_11M: ret = DESC90_RATE11M; break;
1543 case MGN_6M: ret = DESC90_RATE6M; break;
1544 case MGN_9M: ret = DESC90_RATE9M; break;
1545 case MGN_12M: ret = DESC90_RATE12M; break;
1546 case MGN_18M: ret = DESC90_RATE18M; break;
1547 case MGN_24M: ret = DESC90_RATE24M; break;
1548 case MGN_36M: ret = DESC90_RATE36M; break;
1549 case MGN_48M: ret = DESC90_RATE48M; break;
1550 case MGN_54M: ret = DESC90_RATE54M; break;
1551
1552 // HT rate since here
1553 case MGN_MCS0: ret = DESC90_RATEMCS0; break;
1554 case MGN_MCS1: ret = DESC90_RATEMCS1; break;
1555 case MGN_MCS2: ret = DESC90_RATEMCS2; break;
1556 case MGN_MCS3: ret = DESC90_RATEMCS3; break;
1557 case MGN_MCS4: ret = DESC90_RATEMCS4; break;
1558 case MGN_MCS5: ret = DESC90_RATEMCS5; break;
1559 case MGN_MCS6: ret = DESC90_RATEMCS6; break;
1560 case MGN_MCS7: ret = DESC90_RATEMCS7; break;
1561 case MGN_MCS8: ret = DESC90_RATEMCS8; break;
1562 case MGN_MCS9: ret = DESC90_RATEMCS9; break;
1563 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1564 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1565 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1566 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1567 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1568 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1569 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1570
1571 default: break;
1572 }
1573 return ret;
1574 }
1575
1576
1577 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1578 {
1579 u8 tmp_Short;
1580
1581 tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1582
1583 if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1584 tmp_Short = 0;
1585
1586 return tmp_Short;
1587 }
1588
1589 /*
1590 * The tx procedure is just as following,
1591 * skb->cb will contain all the following information,
1592 * priority, morefrag, rate, &dev.
1593 * */
1594 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1595 {
1596 struct r8192_priv *priv = ieee80211_priv(dev);
1597 struct rtl8192_tx_ring *ring;
1598 unsigned long flags;
1599 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1600 tx_desc_819x_pci *pdesc = NULL;
1601 TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1602 dma_addr_t mapping;
1603 bool multi_addr=false,broad_addr=false,uni_addr=false;
1604 u8* pda_addr = NULL;
1605 int idx;
1606
1607 if(priv->bdisable_nic){
1608 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);
1609 return skb->len;
1610 }
1611
1612 #ifdef ENABLE_LPS
1613 priv->ieee80211->bAwakePktSent = true;
1614 #endif
1615
1616 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1617 /* collect the tx packets statitcs */
1618 pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
1619 if(is_multicast_ether_addr(pda_addr))
1620 multi_addr = true;
1621 else if(is_broadcast_ether_addr(pda_addr))
1622 broad_addr = true;
1623 else
1624 uni_addr = true;
1625
1626 if(uni_addr)
1627 priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1628 else if(multi_addr)
1629 priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1630 else
1631 priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1632
1633 /* fill tx firmware */
1634 pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1635 memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
1636 pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
1637 pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1638 pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1639 pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1640
1641 /* Aggregation related */
1642 if(tcb_desc->bAMPDUEnable) {
1643 pTxFwInfo->AllowAggregation = 1;
1644 pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1645 pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1646 } else {
1647 pTxFwInfo->AllowAggregation = 0;
1648 pTxFwInfo->RxMF = 0;
1649 pTxFwInfo->RxAMD = 0;
1650 }
1651
1652 //
1653 // Protection mode related
1654 //
1655 pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0;
1656 pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0;
1657 pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0;
1658 pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0;
1659 pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1660 pTxFwInfo->RtsBandwidth = 0;
1661 pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1662 pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
1663 //
1664 // Set Bandwidth and sub-channel settings.
1665 //
1666 if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
1667 {
1668 if(tcb_desc->bPacketBW)
1669 {
1670 pTxFwInfo->TxBandwidth = 1;
1671 #ifdef RTL8190P
1672 pTxFwInfo->TxSubCarrier = 3;
1673 #else
1674 pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
1675 #endif
1676 }
1677 else
1678 {
1679 pTxFwInfo->TxBandwidth = 0;
1680 pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1681 }
1682 } else {
1683 pTxFwInfo->TxBandwidth = 0;
1684 pTxFwInfo->TxSubCarrier = 0;
1685 }
1686
1687 if (0)
1688 {
1689 /* 2007/07/25 MH Copy current TX FW info.*/
1690 memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI));
1691 printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n");
1692 printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur);
1693 printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC);
1694 printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier);
1695 printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation);
1696 printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT);
1697 printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate);
1698 printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD);
1699 printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF);
1700 printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth);
1701 printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier);
1702
1703 printk("<=====**********************out of print\n");
1704
1705 }
1706 spin_lock_irqsave(&priv->irq_th_lock,flags);
1707 ring = &priv->tx_ring[tcb_desc->queue_index];
1708 if (tcb_desc->queue_index != BEACON_QUEUE) {
1709 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1710 } else {
1711 idx = 0;
1712 }
1713
1714 pdesc = &ring->desc[idx];
1715 if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1716 RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \
1717 tcb_desc->queue_index,ring->idx, idx,skb->len);
1718 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1719 return skb->len;
1720 }
1721
1722 /* fill tx descriptor */
1723 memset((u8*)pdesc,0,12);
1724 /*DWORD 0*/
1725 pdesc->LINIP = 0;
1726 pdesc->CmdInit = 1;
1727 pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
1728 pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1729
1730 /*DWORD 1*/
1731 pdesc->SecCAMID= 0;
1732 pdesc->RATid = tcb_desc->RATRIndex;
1733
1734
1735 pdesc->NoEnc = 1;
1736 pdesc->SecType = 0x0;
1737 if (tcb_desc->bHwSec) {
1738 switch (priv->ieee80211->pairwise_key_type) {
1739 case KEY_TYPE_WEP40:
1740 case KEY_TYPE_WEP104:
1741 pdesc->SecType = 0x1;
1742 pdesc->NoEnc = 0;
1743 break;
1744 case KEY_TYPE_TKIP:
1745 pdesc->SecType = 0x2;
1746 pdesc->NoEnc = 0;
1747 break;
1748 case KEY_TYPE_CCMP:
1749 pdesc->SecType = 0x3;
1750 pdesc->NoEnc = 0;
1751 break;
1752 case KEY_TYPE_NA:
1753 pdesc->SecType = 0x0;
1754 pdesc->NoEnc = 1;
1755 break;
1756 }
1757 }
1758
1759 //
1760 // Set Packet ID
1761 //
1762 pdesc->PktId = 0x0;
1763
1764 pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1765 pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1766
1767 pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1768 pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1769
1770 pdesc->FirstSeg =1;
1771 pdesc->LastSeg = 1;
1772 pdesc->TxBufferSize = skb->len;
1773
1774 pdesc->TxBuffAddr = cpu_to_le32(mapping);
1775 __skb_queue_tail(&ring->queue, skb);
1776 pdesc->OWN = 1;
1777 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1778 dev->trans_start = jiffies;
1779 write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
1780 return 0;
1781 }
1782
1783 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1784 {
1785 struct r8192_priv *priv = ieee80211_priv(dev);
1786 rx_desc_819x_pci *entry = NULL;
1787 int i;
1788
1789 priv->rx_ring = pci_alloc_consistent(priv->pdev,
1790 sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1791
1792 if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1793 RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1794 return -ENOMEM;
1795 }
1796
1797 memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1798 priv->rx_idx = 0;
1799
1800 for (i = 0; i < priv->rxringcount; i++) {
1801 struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1802 dma_addr_t *mapping;
1803 entry = &priv->rx_ring[i];
1804 if (!skb)
1805 return 0;
1806 priv->rx_buf[i] = skb;
1807 mapping = (dma_addr_t *)skb->cb;
1808 *mapping = pci_map_single(priv->pdev, skb_tail_pointer(skb),
1809 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1810
1811 entry->BufferAddress = cpu_to_le32(*mapping);
1812
1813 entry->Length = priv->rxbuffersize;
1814 entry->OWN = 1;
1815 }
1816
1817 entry->EOR = 1;
1818 return 0;
1819 }
1820
1821 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1822 unsigned int prio, unsigned int entries)
1823 {
1824 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1825 tx_desc_819x_pci *ring;
1826 dma_addr_t dma;
1827 int i;
1828
1829 ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1830 if (!ring || (unsigned long)ring & 0xFF) {
1831 RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1832 return -ENOMEM;
1833 }
1834
1835 memset(ring, 0, sizeof(*ring)*entries);
1836 priv->tx_ring[prio].desc = ring;
1837 priv->tx_ring[prio].dma = dma;
1838 priv->tx_ring[prio].idx = 0;
1839 priv->tx_ring[prio].entries = entries;
1840 skb_queue_head_init(&priv->tx_ring[prio].queue);
1841
1842 for (i = 0; i < entries; i++)
1843 ring[i].NextDescAddress =
1844 cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1845
1846 return 0;
1847 }
1848
1849
1850 static short rtl8192_pci_initdescring(struct net_device *dev)
1851 {
1852 u32 ret;
1853 int i;
1854 struct r8192_priv *priv = ieee80211_priv(dev);
1855
1856 ret = rtl8192_alloc_rx_desc_ring(dev);
1857 if (ret) {
1858 return ret;
1859 }
1860
1861
1862 /* general process for other queue */
1863 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1864 ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount);
1865 if (ret)
1866 goto err_free_rings;
1867 }
1868
1869 #if 0
1870 /* specific process for hardware beacon process */
1871 ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2);
1872 if (ret)
1873 goto err_free_rings;
1874 #endif
1875
1876 return 0;
1877
1878 err_free_rings:
1879 rtl8192_free_rx_ring(dev);
1880 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1881 if (priv->tx_ring[i].desc)
1882 rtl8192_free_tx_ring(dev, i);
1883 return 1;
1884 }
1885
1886 static void rtl8192_pci_resetdescring(struct net_device *dev)
1887 {
1888 struct r8192_priv *priv = ieee80211_priv(dev);
1889 int i;
1890
1891 /* force the rx_idx to the first one */
1892 if(priv->rx_ring) {
1893 rx_desc_819x_pci *entry = NULL;
1894 for (i = 0; i < priv->rxringcount; i++) {
1895 entry = &priv->rx_ring[i];
1896 entry->OWN = 1;
1897 }
1898 priv->rx_idx = 0;
1899 }
1900
1901 /* after reset, release previous pending packet, and force the
1902 * tx idx to the first one */
1903 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1904 if (priv->tx_ring[i].desc) {
1905 struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1906
1907 while (skb_queue_len(&ring->queue)) {
1908 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1909 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1910
1911 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1912 skb->len, PCI_DMA_TODEVICE);
1913 kfree_skb(skb);
1914 ring->idx = (ring->idx + 1) % ring->entries;
1915 }
1916 ring->idx = 0;
1917 }
1918 }
1919 }
1920
1921 #if 1
1922 extern void rtl8192_update_ratr_table(struct net_device* dev);
1923 static void rtl8192_link_change(struct net_device *dev)
1924 {
1925 // int i;
1926
1927 struct r8192_priv *priv = ieee80211_priv(dev);
1928 struct ieee80211_device* ieee = priv->ieee80211;
1929 //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1930 if (ieee->state == IEEE80211_LINKED)
1931 {
1932 rtl8192_net_update(dev);
1933 rtl8192_update_ratr_table(dev);
1934 #if 1
1935 //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
1936 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1937 EnableHWSecurityConfig8192(dev);
1938 #endif
1939 }
1940 else
1941 {
1942 write_nic_byte(dev, 0x173, 0);
1943 }
1944 /*update timing params*/
1945 //rtl8192_set_chan(dev, priv->chan);
1946 //MSR
1947 rtl8192_update_msr(dev);
1948
1949 // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1950 // // To set CBSSID bit when link with any AP or STA.
1951 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1952 {
1953 u32 reg = 0;
1954 reg = read_nic_dword(dev, RCR);
1955 if (priv->ieee80211->state == IEEE80211_LINKED)
1956 priv->ReceiveConfig = reg |= RCR_CBSSID;
1957 else
1958 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1959 write_nic_dword(dev, RCR, reg);
1960 }
1961 }
1962 #endif
1963
1964
1965 static struct ieee80211_qos_parameters def_qos_parameters = {
1966 {3,3,3,3},/* cw_min */
1967 {7,7,7,7},/* cw_max */
1968 {2,2,2,2},/* aifs */
1969 {0,0,0,0},/* flags */
1970 {0,0,0,0} /* tx_op_limit */
1971 };
1972
1973 static void rtl8192_update_beacon(struct work_struct * work)
1974 {
1975 struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1976 struct net_device *dev = priv->ieee80211->dev;
1977 struct ieee80211_device* ieee = priv->ieee80211;
1978 struct ieee80211_network* net = &ieee->current_network;
1979
1980 if (ieee->pHTInfo->bCurrentHTSupport)
1981 HTUpdateSelfAndPeerSetting(ieee, net);
1982 ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1983 rtl8192_update_cap(dev, net->capability);
1984 }
1985 /*
1986 * background support to run QoS activate functionality
1987 */
1988 static const int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1989 static void rtl8192_qos_activate(struct work_struct * work)
1990 {
1991 struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1992 struct net_device *dev = priv->ieee80211->dev;
1993 struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1994 u8 mode = priv->ieee80211->current_network.mode;
1995 // u32 size = sizeof(struct ieee80211_qos_parameters);
1996 u8 u1bAIFS;
1997 u32 u4bAcParam;
1998 int i;
1999
2000 mutex_lock(&priv->mutex);
2001 if(priv->ieee80211->state != IEEE80211_LINKED)
2002 goto success;
2003 RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
2004 /* It better set slot time at first */
2005 /* For we just support b/g mode at present, let the slot time at 9/20 selection */
2006 /* update the ac parameter to related registers */
2007 for(i = 0; i < QOS_QUEUE_NUM; i++) {
2008 //Mode G/A: slotTimeTimer = 9; Mode B: 20
2009 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
2010 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
2011 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
2012 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
2013 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
2014 //printk("===>u4bAcParam:%x, ", u4bAcParam);
2015 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
2016 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
2017 }
2018
2019 success:
2020 mutex_unlock(&priv->mutex);
2021 }
2022
2023 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
2024 int active_network,
2025 struct ieee80211_network *network)
2026 {
2027 int ret = 0;
2028 u32 size = sizeof(struct ieee80211_qos_parameters);
2029
2030 if(priv->ieee80211->state !=IEEE80211_LINKED)
2031 return ret;
2032
2033 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2034 return ret;
2035
2036 if (network->flags & NETWORK_HAS_QOS_MASK) {
2037 if (active_network &&
2038 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
2039 network->qos_data.active = network->qos_data.supported;
2040
2041 if ((network->qos_data.active == 1) && (active_network == 1) &&
2042 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
2043 (network->qos_data.old_param_count !=
2044 network->qos_data.param_count)) {
2045 network->qos_data.old_param_count =
2046 network->qos_data.param_count;
2047 queue_work(priv->priv_wq, &priv->qos_activate);
2048 RT_TRACE (COMP_QOS, "QoS parameters change call "
2049 "qos_activate\n");
2050 }
2051 } else {
2052 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2053 &def_qos_parameters, size);
2054
2055 if ((network->qos_data.active == 1) && (active_network == 1)) {
2056 queue_work(priv->priv_wq, &priv->qos_activate);
2057 RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
2058 }
2059 network->qos_data.active = 0;
2060 network->qos_data.supported = 0;
2061 }
2062
2063 return 0;
2064 }
2065
2066 /* handle manage frame frame beacon and probe response */
2067 static int rtl8192_handle_beacon(struct net_device * dev,
2068 struct ieee80211_beacon * beacon,
2069 struct ieee80211_network * network)
2070 {
2071 struct r8192_priv *priv = ieee80211_priv(dev);
2072
2073 rtl8192_qos_handle_probe_response(priv,1,network);
2074
2075 queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
2076 return 0;
2077
2078 }
2079
2080 /*
2081 * handling the beaconing responses. if we get different QoS setting
2082 * off the network from the associated setting, adjust the QoS
2083 * setting
2084 */
2085 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
2086 struct ieee80211_network *network)
2087 {
2088 int ret = 0;
2089 unsigned long flags;
2090 u32 size = sizeof(struct ieee80211_qos_parameters);
2091 int set_qos_param = 0;
2092
2093 if ((priv == NULL) || (network == NULL))
2094 return ret;
2095
2096 if(priv->ieee80211->state !=IEEE80211_LINKED)
2097 return ret;
2098
2099 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2100 return ret;
2101
2102 spin_lock_irqsave(&priv->ieee80211->lock, flags);
2103 if(network->flags & NETWORK_HAS_QOS_PARAMETERS) {
2104 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2105 &network->qos_data.parameters,\
2106 sizeof(struct ieee80211_qos_parameters));
2107 priv->ieee80211->current_network.qos_data.active = 1;
2108 #if 0
2109 if((priv->ieee80211->current_network.qos_data.param_count != \
2110 network->qos_data.param_count))
2111 #endif
2112 {
2113 set_qos_param = 1;
2114 /* update qos parameter for current network */
2115 priv->ieee80211->current_network.qos_data.old_param_count = \
2116 priv->ieee80211->current_network.qos_data.param_count;
2117 priv->ieee80211->current_network.qos_data.param_count = \
2118 network->qos_data.param_count;
2119 }
2120 } else {
2121 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2122 &def_qos_parameters, size);
2123 priv->ieee80211->current_network.qos_data.active = 0;
2124 priv->ieee80211->current_network.qos_data.supported = 0;
2125 set_qos_param = 1;
2126 }
2127
2128 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
2129
2130 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active);
2131 if (set_qos_param == 1)
2132 queue_work(priv->priv_wq, &priv->qos_activate);
2133
2134 return ret;
2135 }
2136
2137
2138 static int rtl8192_handle_assoc_response(struct net_device *dev,
2139 struct ieee80211_assoc_response_frame *resp,
2140 struct ieee80211_network *network)
2141 {
2142 struct r8192_priv *priv = ieee80211_priv(dev);
2143 rtl8192_qos_association_resp(priv, network);
2144 return 0;
2145 }
2146
2147
2148 //updateRATRTabel for MCS only. Basic rate is not implement.
2149 void rtl8192_update_ratr_table(struct net_device* dev)
2150 // POCTET_STRING posLegacyRate,
2151 // u8* pMcsRate)
2152 // PRT_WLAN_STA pEntry)
2153 {
2154 struct r8192_priv* priv = ieee80211_priv(dev);
2155 struct ieee80211_device* ieee = priv->ieee80211;
2156 u8* pMcsRate = ieee->dot11HTOperationalRateSet;
2157 //struct ieee80211_network *net = &ieee->current_network;
2158 u32 ratr_value = 0;
2159 u8 rate_index = 0;
2160
2161 rtl8192_config_rate(dev, (u16*)(&ratr_value));
2162 ratr_value |= (*(u16*)(pMcsRate)) << 12;
2163 // switch (net->mode)
2164 switch (ieee->mode)
2165 {
2166 case IEEE_A:
2167 ratr_value &= 0x00000FF0;
2168 break;
2169 case IEEE_B:
2170 ratr_value &= 0x0000000F;
2171 break;
2172 case IEEE_G:
2173 ratr_value &= 0x00000FF7;
2174 break;
2175 case IEEE_N_24G:
2176 case IEEE_N_5G:
2177 if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
2178 ratr_value &= 0x0007F007;
2179 else{
2180 if (priv->rf_type == RF_1T2R)
2181 ratr_value &= 0x000FF007;
2182 else
2183 ratr_value &= 0x0F81F007;
2184 }
2185 break;
2186 default:
2187 break;
2188 }
2189 ratr_value &= 0x0FFFFFFF;
2190 if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
2191 ratr_value |= 0x80000000;
2192 }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
2193 ratr_value |= 0x80000000;
2194 }
2195 write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
2196 write_nic_byte(dev, UFWP, 1);
2197 }
2198
2199 #if 0
2200 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
2201 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
2202 #endif
2203
2204 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
2205 {
2206 #if 1
2207
2208 struct r8192_priv *priv = ieee80211_priv(dev);
2209 struct ieee80211_device *ieee = priv->ieee80211;
2210 if (ieee->rtllib_ap_sec_type &&
2211 (ieee->rtllib_ap_sec_type(ieee)&(SEC_ALG_WEP|SEC_ALG_TKIP))) {
2212 return false;
2213 } else {
2214 return true;
2215 }
2216 #else
2217 struct r8192_priv* priv = ieee80211_priv(dev);
2218 struct ieee80211_device* ieee = priv->ieee80211;
2219 int wpa_ie_len= ieee->wpa_ie_len;
2220 struct ieee80211_crypt_data* crypt;
2221 int encrypt;
2222
2223 crypt = ieee->crypt[ieee->tx_keyidx];
2224 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP")));
2225
2226 /* simply judge */
2227 if(encrypt && (wpa_ie_len == 0)) {
2228 /* wep encryption, no N mode setting */
2229 return false;
2230 // } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) {
2231 } else if((wpa_ie_len != 0)) {
2232 /* parse pairwise key type */
2233 //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP))
2234 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))))
2235 return true;
2236 else
2237 return false;
2238 } else {
2239 //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ );
2240 return true;
2241 }
2242
2243 return true;
2244 #endif
2245 }
2246
2247 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
2248 {
2249 struct ieee80211_device* ieee = priv->ieee80211;
2250 //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
2251 if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
2252 {
2253 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
2254 //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16);
2255 //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16);
2256 }
2257 else
2258 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
2259 return;
2260 }
2261
2262 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
2263 {
2264 struct r8192_priv *priv = ieee80211_priv(dev);
2265 u8 ret = 0;
2266 switch(priv->rf_chip)
2267 {
2268 case RF_8225:
2269 case RF_8256:
2270 case RF_PSEUDO_11N:
2271 ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
2272 break;
2273 case RF_8258:
2274 ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
2275 break;
2276 default:
2277 ret = WIRELESS_MODE_B;
2278 break;
2279 }
2280 return ret;
2281 }
2282
2283 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
2284 {
2285 struct r8192_priv *priv = ieee80211_priv(dev);
2286 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2287
2288 #if 1
2289 if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
2290 {
2291 if(bSupportMode & WIRELESS_MODE_N_24G)
2292 {
2293 wireless_mode = WIRELESS_MODE_N_24G;
2294 }
2295 else if(bSupportMode & WIRELESS_MODE_N_5G)
2296 {
2297 wireless_mode = WIRELESS_MODE_N_5G;
2298 }
2299 else if((bSupportMode & WIRELESS_MODE_A))
2300 {
2301 wireless_mode = WIRELESS_MODE_A;
2302 }
2303 else if((bSupportMode & WIRELESS_MODE_G))
2304 {
2305 wireless_mode = WIRELESS_MODE_G;
2306 }
2307 else if((bSupportMode & WIRELESS_MODE_B))
2308 {
2309 wireless_mode = WIRELESS_MODE_B;
2310 }
2311 else{
2312 RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
2313 wireless_mode = WIRELESS_MODE_B;
2314 }
2315 }
2316 #ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we should wait for FPGA
2317 ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting );
2318 #endif
2319 priv->ieee80211->mode = wireless_mode;
2320
2321 if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G))
2322 priv->ieee80211->pHTInfo->bEnableHT = 1;
2323 else
2324 priv->ieee80211->pHTInfo->bEnableHT = 0;
2325 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2326 rtl8192_refresh_supportrate(priv);
2327 #endif
2328
2329 }
2330 //init priv variables here
2331
2332 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
2333 {
2334 bool Reval;
2335 struct r8192_priv* priv = ieee80211_priv(dev);
2336 struct ieee80211_device* ieee = priv->ieee80211;
2337
2338 if(ieee->bHalfWirelessN24GMode == true)
2339 Reval = true;
2340 else
2341 Reval = false;
2342
2343 return Reval;
2344 }
2345
2346 short rtl8192_is_tx_queue_empty(struct net_device *dev)
2347 {
2348 int i=0;
2349 struct r8192_priv *priv = ieee80211_priv(dev);
2350 for (i=0; i<=MGNT_QUEUE; i++)
2351 {
2352 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
2353 continue;
2354 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
2355 printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
2356 return 0;
2357 }
2358 }
2359 return 1;
2360 }
2361 static void rtl8192_hw_sleep_down(struct net_device *dev)
2362 {
2363 struct r8192_priv *priv = ieee80211_priv(dev);
2364 unsigned long flags = 0;
2365
2366 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2367 if (priv->RFChangeInProgress) {
2368 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2369 RT_TRACE(COMP_RF, "rtl8192_hw_sleep_down(): RF Change in progress! \n");
2370 printk("rtl8192_hw_sleep_down(): RF Change in progress!\n");
2371 return;
2372 }
2373 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2374 //RT_TRACE(COMP_PS, "%s()============>come to sleep down\n", __FUNCTION__);
2375
2376 MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
2377 }
2378 static void rtl8192_hw_sleep_wq (struct work_struct *work)
2379 {
2380 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2381 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2382 // container_of(work, struct ieee80211_device, watch_dog_wq);
2383 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2384 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
2385 struct net_device *dev = ieee->dev;
2386
2387 rtl8192_hw_sleep_down(dev);
2388 }
2389
2390 static void rtl8192_hw_wakeup(struct net_device* dev)
2391 {
2392 struct r8192_priv *priv = ieee80211_priv(dev);
2393 unsigned long flags = 0;
2394
2395 spin_lock_irqsave(&priv->rf_ps_lock,flags);
2396 if (priv->RFChangeInProgress) {
2397 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2398 RT_TRACE(COMP_RF, "rtl8192_hw_wakeup(): RF Change in progress! \n");
2399 printk("rtl8192_hw_wakeup(): RF Change in progress! schedule wake up task again\n");
2400 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
2401 return;
2402 }
2403 spin_unlock_irqrestore(&priv->rf_ps_lock,flags);
2404
2405 //RT_TRACE(COMP_PS, "%s()============>come to wake up\n", __FUNCTION__);
2406 MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2407 }
2408
2409 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2410 {
2411 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2412 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2413 // container_of(work, struct ieee80211_device, watch_dog_wq);
2414 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2415 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2416 struct net_device *dev = ieee->dev;
2417 rtl8192_hw_wakeup(dev);
2418
2419 }
2420
2421 #define MIN_SLEEP_TIME 50
2422 #define MAX_SLEEP_TIME 10000
2423 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2424 {
2425 struct r8192_priv *priv = ieee80211_priv(dev);
2426
2427 u32 rb = jiffies;
2428 unsigned long flags;
2429
2430 spin_lock_irqsave(&priv->ps_lock,flags);
2431
2432 // Writing HW register with 0 equals to disable
2433 // the timer, that is not really what we want
2434 //
2435 tl -= MSECS(8+16+7);
2436
2437 // If the interval in witch we are requested to sleep is too
2438 // short then give up and remain awake
2439 // when we sleep after send null frame, the timer will be too short to sleep.
2440 //
2441 if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2442 ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2443 spin_unlock_irqrestore(&priv->ps_lock,flags);
2444 printk("too short to sleep::%x, %x, %lx\n",tl, rb, MSECS(MIN_SLEEP_TIME));
2445 return;
2446 }
2447
2448 if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2449 ((tl < rb) && (tl>MSECS(69)) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))||
2450 ((tl<rb)&&(tl<MSECS(69))&&((tl+0xffffffff-rb)>MSECS(MAX_SLEEP_TIME)))) {
2451 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME));
2452 spin_unlock_irqrestore(&priv->ps_lock,flags);
2453 return;
2454 }
2455 {
2456 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2457 queue_delayed_work(priv->ieee80211->wq,
2458 &priv->ieee80211->hw_wakeup_wq,tmp);
2459 //PowerSave not supported when kernel version less 2.6.20
2460 }
2461 queue_delayed_work(priv->ieee80211->wq,
2462 (void *)&priv->ieee80211->hw_sleep_wq,0);
2463 spin_unlock_irqrestore(&priv->ps_lock,flags);
2464
2465 }
2466 static void rtl8192_init_priv_variable(struct net_device* dev)
2467 {
2468 struct r8192_priv *priv = ieee80211_priv(dev);
2469 u8 i;
2470 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
2471
2472 // Default Halt the NIC if RF is OFF.
2473 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_HALT_NIC;
2474 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_CLK_REQ;
2475 pPSC->RegRfPsLevel |= RT_RF_OFF_LEVL_ASPM;
2476 pPSC->RegRfPsLevel |= RT_RF_LPS_LEVEL_ASPM;
2477 pPSC->bLeisurePs = true;
2478 pPSC->RegMaxLPSAwakeIntvl = 5;
2479 priv->bHwRadioOff = false;
2480
2481 priv->being_init_adapter = false;
2482 priv->txbuffsize = 1600;//1024;
2483 priv->txfwbuffersize = 4096;
2484 priv->txringcount = 64;//32;
2485 //priv->txbeaconcount = priv->txringcount;
2486 priv->txbeaconcount = 2;
2487 priv->rxbuffersize = 9100;//2048;//1024;
2488 priv->rxringcount = MAX_RX_COUNT;//64;
2489 priv->irq_enabled=0;
2490 priv->card_8192 = NIC_8192E;
2491 priv->rx_skb_complete = 1;
2492 priv->chan = 1; //set to channel 1
2493 priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2494 priv->RegChannelPlan = 0xf;
2495 priv->nrxAMPDU_size = 0;
2496 priv->nrxAMPDU_aggr_num = 0;
2497 priv->last_rxdesc_tsf_high = 0;
2498 priv->last_rxdesc_tsf_low = 0;
2499 priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2500 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2501 priv->ieee80211->ieee_up=0;
2502 priv->retry_rts = DEFAULT_RETRY_RTS;
2503 priv->retry_data = DEFAULT_RETRY_DATA;
2504 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2505 priv->ieee80211->rate = 110; //11 mbps
2506 priv->ieee80211->short_slot = 1;
2507 priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2508 priv->bcck_in_ch14 = false;
2509 priv->bfsync_processing = false;
2510 priv->CCKPresentAttentuation = 0;
2511 priv->rfa_txpowertrackingindex = 0;
2512 priv->rfc_txpowertrackingindex = 0;
2513 priv->CckPwEnl = 6;
2514 priv->ScanDelay = 50;//for Scan TODO
2515 //added by amy for silent reset
2516 priv->ResetProgress = RESET_TYPE_NORESET;
2517 priv->bForcedSilentReset = 0;
2518 priv->bDisableNormalResetCheck = false;
2519 priv->force_reset = false;
2520 //added by amy for power save
2521 priv->RegRfOff = 0;
2522 priv->ieee80211->RfOffReason = 0;
2523 priv->RFChangeInProgress = false;
2524 priv->bHwRfOffAction = 0;
2525 priv->SetRFPowerStateInProgress = false;
2526 priv->ieee80211->PowerSaveControl.bInactivePs = true;
2527 priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2528 //just for debug
2529 priv->txpower_checkcnt = 0;
2530 priv->thermal_readback_index =0;
2531 priv->txpower_tracking_callback_cnt = 0;
2532 priv->ccktxpower_adjustcnt_ch14 = 0;
2533 priv->ccktxpower_adjustcnt_not_ch14 = 0;
2534
2535 priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2536 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2537 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2538 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2539 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2540 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE;
2541
2542 priv->ieee80211->active_scan = 1;
2543 priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2544 priv->ieee80211->host_encrypt = 1;
2545 priv->ieee80211->host_decrypt = 1;
2546 //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2547 //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2548 priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2549 priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2550 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2551 priv->ieee80211->set_chan = rtl8192_set_chan;
2552 priv->ieee80211->link_change = rtl8192_link_change;
2553 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2554 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2555 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2556 priv->ieee80211->init_wmmparam_flag = 0;
2557 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2558 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2559 priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2560 priv->ieee80211->qos_support = 1;
2561 priv->ieee80211->dot11PowerSaveMode = 0;
2562 //added by WB
2563 // priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2564 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2565 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2566 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2567
2568 priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2569 // priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2570 priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2571 priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2572 //added by david
2573 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2574 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2575 priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2576
2577 //added by amy
2578 priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2579
2580 #ifdef ENABLE_IPS
2581 priv->ieee80211->ieee80211_ips_leave_wq = ieee80211_ips_leave_wq;
2582 priv->ieee80211->ieee80211_ips_leave = ieee80211_ips_leave;
2583 #endif
2584 #ifdef ENABLE_LPS
2585 priv->ieee80211->LeisurePSLeave = LeisurePSLeave;
2586 #endif//ENABL
2587
2588 priv->ieee80211->SetHwRegHandler = rtl8192e_SetHwReg;
2589 priv->ieee80211->rtllib_ap_sec_type = rtl8192e_ap_sec_type;
2590
2591 priv->card_type = USB;
2592 {
2593 priv->ShortRetryLimit = 0x30;
2594 priv->LongRetryLimit = 0x30;
2595 }
2596 priv->EarlyRxThreshold = 7;
2597 priv->enable_gpio0 = 0;
2598
2599 priv->TransmitConfig = 0;
2600
2601 priv->ReceiveConfig = RCR_ADD3 |
2602 RCR_AMF | RCR_ADF | //accept management/data
2603 RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2604 RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC
2605 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2606 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2607
2608 priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\
2609 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\
2610 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |\
2611 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2612
2613 priv->AcmControl = 0;
2614 priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware));
2615 if (priv->pFirmware)
2616 memset(priv->pFirmware, 0, sizeof(rt_firmware));
2617
2618 /* rx related queue */
2619 skb_queue_head_init(&priv->rx_queue);
2620 skb_queue_head_init(&priv->skb_queue);
2621
2622 /* Tx related queue */
2623 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2624 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2625 }
2626 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2627 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2628 }
2629 priv->rf_set_chan = rtl8192_phy_SwChnl;
2630 }
2631
2632 //init lock here
2633 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2634 {
2635 spin_lock_init(&priv->tx_lock);
2636 spin_lock_init(&priv->irq_lock);//added by thomas
2637 spin_lock_init(&priv->irq_th_lock);
2638 spin_lock_init(&priv->rf_ps_lock);
2639 spin_lock_init(&priv->ps_lock);
2640 //spin_lock_init(&priv->rf_lock);
2641 sema_init(&priv->wx_sem,1);
2642 sema_init(&priv->rf_sem,1);
2643 mutex_init(&priv->mutex);
2644 }
2645
2646 //init tasklet and wait_queue here. only 2.6 above kernel is considered
2647 #define DRV_NAME "wlan0"
2648 static void rtl8192_init_priv_task(struct net_device* dev)
2649 {
2650 struct r8192_priv *priv = ieee80211_priv(dev);
2651
2652 #ifdef PF_SYNCTHREAD
2653 priv->priv_wq = create_workqueue(DRV_NAME,0);
2654 #else
2655 priv->priv_wq = create_workqueue(DRV_NAME);
2656 #endif
2657
2658 #ifdef ENABLE_IPS
2659 INIT_WORK(&priv->ieee80211->ips_leave_wq, (void*)IPSLeave_wq);
2660 #endif
2661
2662 // INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2663 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2664 // INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2665 INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2666 INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback);
2667 INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback);
2668 INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2669 //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem);
2670 //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem);
2671 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2672 INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2673 INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2674
2675 tasklet_init(&priv->irq_rx_tasklet,
2676 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2677 (unsigned long)priv);
2678 tasklet_init(&priv->irq_tx_tasklet,
2679 (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2680 (unsigned long)priv);
2681 tasklet_init(&priv->irq_prepare_beacon_tasklet,
2682 (void(*)(unsigned long))rtl8192_prepare_beacon,
2683 (unsigned long)priv);
2684 }
2685
2686 static void rtl8192_get_eeprom_size(struct net_device* dev)
2687 {
2688 u16 curCR = 0;
2689 struct r8192_priv *priv = ieee80211_priv(dev);
2690 RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2691 curCR = read_nic_dword(dev, EPROM_CMD);
2692 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2693 //whether need I consider BIT5?
2694 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2695 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2696 }
2697
2698 //used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead.
2699 static inline u16 endian_swap(u16* data)
2700 {
2701 u16 tmp = *data;
2702 *data = (tmp >> 8) | (tmp << 8);
2703 return *data;
2704 }
2705
2706 /*
2707 * Note: Adapter->EEPROMAddressSize should be set before this function call.
2708 * EEPROM address size can be got through GetEEPROMSize8185()
2709 */
2710 static void rtl8192_read_eeprom_info(struct net_device* dev)
2711 {
2712 struct r8192_priv *priv = ieee80211_priv(dev);
2713
2714 u8 tempval;
2715 #ifdef RTL8192E
2716 u8 ICVer8192, ICVer8256;
2717 #endif
2718 u16 i,usValue, IC_Version;
2719 u16 EEPROMId;
2720 #ifdef RTL8190P
2721 u8 offset;//, tmpAFR;
2722 u8 EepromTxPower[100];
2723 #endif
2724 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2725 RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2726
2727
2728 // TODO: I don't know if we need to apply EF function to EEPROM read function
2729
2730 //2 Read EEPROM ID to make sure autoload is success
2731 EEPROMId = eprom_read(dev, 0);
2732 if( EEPROMId != RTL8190_EEPROM_ID )
2733 {
2734 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2735 priv->AutoloadFailFlag=true;
2736 }
2737 else
2738 {
2739 priv->AutoloadFailFlag=false;
2740 }
2741
2742 //
2743 // Assign Chip Version ID
2744 //
2745 // Read IC Version && Channel Plan
2746 if(!priv->AutoloadFailFlag)
2747 {
2748 // VID, PID
2749 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2750 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2751
2752 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2753 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2754 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2755 priv->eeprom_ChannelPlan = usValue&0xff;
2756 IC_Version = ((usValue&0xff00)>>8);
2757
2758 #ifdef RTL8190P
2759 priv->card_8192_version = (VERSION_8190)(IC_Version);
2760 #else
2761 #ifdef RTL8192E
2762 ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2763 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2764 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2765 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2766 if(ICVer8192 == 0x2) //B-cut
2767 {
2768 if(ICVer8256 == 0x5) //E-cut
2769 priv->card_8192_version= VERSION_8190_BE;
2770 }
2771 #endif
2772 #endif
2773 switch(priv->card_8192_version)
2774 {
2775 case VERSION_8190_BD:
2776 case VERSION_8190_BE:
2777 break;
2778 default:
2779 priv->card_8192_version = VERSION_8190_BD;
2780 break;
2781 }
2782 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2783 }
2784 else
2785 {
2786 priv->card_8192_version = VERSION_8190_BD;
2787 priv->eeprom_vid = 0;
2788 priv->eeprom_did = 0;
2789 priv->eeprom_CustomerID = 0;
2790 priv->eeprom_ChannelPlan = 0;
2791 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2792 }
2793
2794 RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2795 RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2796 RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2797
2798 //2 Read Permanent MAC address
2799 if(!priv->AutoloadFailFlag)
2800 {
2801 for(i = 0; i < 6; i += 2)
2802 {
2803 usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2804 *(u16*)(&dev->dev_addr[i]) = usValue;
2805 }
2806 } else {
2807 // when auto load failed, the last address byte set to be a random one.
2808 // added by david woo.2007/11/7
2809 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2810 }
2811
2812 RT_TRACE(COMP_INIT, "Permanent Address = %pM\n", dev->dev_addr);
2813
2814 //2 TX Power Check EEPROM Fail or not
2815 if(priv->card_8192_version > VERSION_8190_BD) {
2816 priv->bTXPowerDataReadFromEEPORM = true;
2817 } else {
2818 priv->bTXPowerDataReadFromEEPORM = false;
2819 }
2820
2821 // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE default=1T2R
2822 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2823
2824 if(priv->card_8192_version > VERSION_8190_BD)
2825 {
2826 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2827 if(!priv->AutoloadFailFlag)
2828 {
2829 tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2830 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0]
2831
2832 if (tempval&0x80) //RF-indication, bit[7]
2833 priv->rf_type = RF_1T2R;
2834 else
2835 priv->rf_type = RF_2T4R;
2836 }
2837 else
2838 {
2839 priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2840 }
2841 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2842 priv->EEPROMLegacyHTTxPowerDiff);
2843
2844 // Read ThermalMeter from EEPROM
2845 if(!priv->AutoloadFailFlag)
2846 {
2847 priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2848 }
2849 else
2850 {
2851 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2852 }
2853 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2854 //vivi, for tx power track
2855 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2856
2857 if(priv->epromtype == EPROM_93c46)
2858 {
2859 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2860 if(!priv->AutoloadFailFlag)
2861 {
2862 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2863 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2864 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2865 }
2866 else
2867 {
2868 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2869 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2870 }
2871 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2872 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2873
2874 //
2875 // Get per-channel Tx Power Level
2876 //
2877 for(i=0; i<14; i+=2)
2878 {
2879 if(!priv->AutoloadFailFlag)
2880 {
2881 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2882 }
2883 else
2884 {
2885 usValue = EEPROM_Default_TxPower;
2886 }
2887 *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2888 RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2889 RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2890 }
2891 for(i=0; i<14; i+=2)
2892 {
2893 if(!priv->AutoloadFailFlag)
2894 {
2895 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2896 }
2897 else
2898 {
2899 usValue = EEPROM_Default_TxPower;
2900 }
2901 *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2902 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2903 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2904 }
2905 }
2906 else if(priv->epromtype== EPROM_93c56)
2907 {
2908 #ifdef RTL8190P
2909 // Read CrystalCap from EEPROM
2910 if(!priv->AutoloadFailFlag)
2911 {
2912 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2913 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2914 }
2915 else
2916 {
2917 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2918 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2919 }
2920 RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2921 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2922
2923 // Get Tx Power Level by Channel
2924 if(!priv->AutoloadFailFlag)
2925 {
2926 // Read Tx power of Channel 1 ~ 14 from EEPROM.
2927 for(i = 0; i < 12; i+=2)
2928 {
2929 if (i <6)
2930 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2931 else
2932 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
2933 usValue = eprom_read(dev, (offset>>1));
2934 *((u16*)(&EepromTxPower[i])) = usValue;
2935 }
2936
2937 for(i = 0; i < 12; i++)
2938 {
2939 if (i <= 2)
2940 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
2941 else if ((i >=3 )&&(i <= 5))
2942 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
2943 else if ((i >=6 )&&(i <= 8))
2944 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
2945 else
2946 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
2947 }
2948 }
2949 else
2950 {
2951 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2952 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2953 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2954
2955 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2956 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2957 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2958
2959 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2960 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2961 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2962
2963 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2964 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2965 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2966 }
2967 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
2968 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
2969 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
2970 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
2971 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
2972 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
2973 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
2974 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
2975 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
2976 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
2977 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
2978 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
2979 #endif
2980
2981 }
2982 //
2983 // Update HAL variables.
2984 //
2985 if(priv->epromtype == EPROM_93c46)
2986 {
2987 for(i=0; i<14; i++)
2988 {
2989 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
2990 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
2991 }
2992 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2993 // Antenna B gain offset to antenna A, bit0~3
2994 priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
2995 // Antenna C gain offset to antenna A, bit4~7
2996 priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
2997 // Antenna D gain offset to antenna A, bit8~11
2998 priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
2999 // CrystalCap, bit12~15
3000 priv->CrystalCap = priv->EEPROMCrystalCap;
3001 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3002 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3003 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3004 }
3005 else if(priv->epromtype == EPROM_93c56)
3006 {
3007 //char cck_pwr_diff_a=0, cck_pwr_diff_c=0;
3008
3009 //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
3010 //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
3011 for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level.
3012 {
3013 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0];
3014 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
3015 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0];
3016 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
3017 }
3018 for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level
3019 {
3020 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1];
3021 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
3022 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1];
3023 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
3024 }
3025 for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level
3026 {
3027 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2];
3028 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
3029 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2];
3030 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
3031 }
3032 for(i=0; i<14; i++)
3033 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
3034 for(i=0; i<14; i++)
3035 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
3036 for(i=0; i<14; i++)
3037 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
3038 for(i=0; i<14; i++)
3039 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
3040 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3041 priv->AntennaTxPwDiff[0] = 0;
3042 priv->AntennaTxPwDiff[1] = 0;
3043 priv->AntennaTxPwDiff[2] = 0;
3044 priv->CrystalCap = priv->EEPROMCrystalCap;
3045 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3046 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3047 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3048 }
3049 }
3050
3051 if(priv->rf_type == RF_1T2R)
3052 {
3053 RT_TRACE(COMP_INIT, "\n1T2R config\n");
3054 }
3055 else if (priv->rf_type == RF_2T4R)
3056 {
3057 RT_TRACE(COMP_INIT, "\n2T4R config\n");
3058 }
3059
3060 // 2008/01/16 MH We can only know RF type in the function. So we have to init
3061 // DIG RATR table again.
3062 init_rate_adaptive(dev);
3063
3064 //1 Make a copy for following variables and we can change them if we want
3065
3066 priv->rf_chip= RF_8256;
3067
3068 if(priv->RegChannelPlan == 0xf)
3069 {
3070 priv->ChannelPlan = priv->eeprom_ChannelPlan;
3071 }
3072 else
3073 {
3074 priv->ChannelPlan = priv->RegChannelPlan;
3075 }
3076
3077 //
3078 // Used PID and DID to Set CustomerID
3079 //
3080 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 )
3081 {
3082 priv->CustomerID = RT_CID_DLINK;
3083 }
3084
3085 switch(priv->eeprom_CustomerID)
3086 {
3087 case EEPROM_CID_DEFAULT:
3088 priv->CustomerID = RT_CID_DEFAULT;
3089 break;
3090 case EEPROM_CID_CAMEO:
3091 priv->CustomerID = RT_CID_819x_CAMEO;
3092 break;
3093 case EEPROM_CID_RUNTOP:
3094 priv->CustomerID = RT_CID_819x_RUNTOP;
3095 break;
3096 case EEPROM_CID_NetCore:
3097 priv->CustomerID = RT_CID_819x_Netcore;
3098 break;
3099 case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31
3100 priv->CustomerID = RT_CID_TOSHIBA;
3101 if(priv->eeprom_ChannelPlan&0x80)
3102 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
3103 else
3104 priv->ChannelPlan = 0x0;
3105 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
3106 priv->ChannelPlan);
3107 break;
3108 case EEPROM_CID_Nettronix:
3109 priv->ScanDelay = 100; //cosa add for scan
3110 priv->CustomerID = RT_CID_Nettronix;
3111 break;
3112 case EEPROM_CID_Pronet:
3113 priv->CustomerID = RT_CID_PRONET;
3114 break;
3115 case EEPROM_CID_DLINK:
3116 priv->CustomerID = RT_CID_DLINK;
3117 break;
3118
3119 case EEPROM_CID_WHQL:
3120 //Adapter->bInHctTest = TRUE;//do not supported
3121
3122 //priv->bSupportTurboMode = FALSE;
3123 //priv->bAutoTurboBy8186 = FALSE;
3124
3125 //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
3126 //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
3127 //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
3128
3129 break;
3130 default:
3131 // value from RegCustomerID
3132 break;
3133 }
3134
3135 //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
3136 if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
3137 priv->ChannelPlan = 0; //FCC
3138
3139 switch(priv->CustomerID)
3140 {
3141 case RT_CID_DEFAULT:
3142 #ifdef RTL8190P
3143 priv->LedStrategy = HW_LED;
3144 #else
3145 #ifdef RTL8192E
3146 priv->LedStrategy = SW_LED_MODE1;
3147 #endif
3148 #endif
3149 break;
3150
3151 case RT_CID_819x_CAMEO:
3152 priv->LedStrategy = SW_LED_MODE2;
3153 break;
3154
3155 case RT_CID_819x_RUNTOP:
3156 priv->LedStrategy = SW_LED_MODE3;
3157 break;
3158
3159 case RT_CID_819x_Netcore:
3160 priv->LedStrategy = SW_LED_MODE4;
3161 break;
3162
3163 case RT_CID_Nettronix:
3164 priv->LedStrategy = SW_LED_MODE5;
3165 break;
3166
3167 case RT_CID_PRONET:
3168 priv->LedStrategy = SW_LED_MODE6;
3169 break;
3170
3171 case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31
3172 // Do nothing.
3173 //break;
3174
3175 default:
3176 #ifdef RTL8190P
3177 priv->LedStrategy = HW_LED;
3178 #else
3179 #ifdef RTL8192E
3180 priv->LedStrategy = SW_LED_MODE1;
3181 #endif
3182 #endif
3183 break;
3184 }
3185
3186
3187 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
3188 priv->ieee80211->bSupportRemoteWakeUp = true;
3189 else
3190 priv->ieee80211->bSupportRemoteWakeUp = false;
3191
3192
3193 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
3194 RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
3195 RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
3196 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
3197
3198 return ;
3199 }
3200
3201
3202 static short rtl8192_get_channel_map(struct net_device * dev)
3203 {
3204 struct r8192_priv *priv = ieee80211_priv(dev);
3205 #ifdef ENABLE_DOT11D
3206 if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
3207 printk("rtl8180_init:Error channel plan! Set to default.\n");
3208 priv->ChannelPlan= 0;
3209 }
3210 RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
3211
3212 rtl819x_set_channel_map(priv->ChannelPlan, priv);
3213 #else
3214 int ch,i;
3215 //Set Default Channel Plan
3216 if(!channels){
3217 DMESG("No channels, aborting");
3218 return -1;
3219 }
3220 ch=channels;
3221 priv->ChannelPlan= 0;//hikaru
3222 // set channels 1..14 allowed in given locale
3223 for (i=1; i<=14; i++) {
3224 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
3225 ch >>= 1;
3226 }
3227 #endif
3228 return 0;
3229 }
3230
3231 static short rtl8192_init(struct net_device *dev)
3232 {
3233 struct r8192_priv *priv = ieee80211_priv(dev);
3234 memset(&(priv->stats),0,sizeof(struct Stats));
3235 rtl8192_init_priv_variable(dev);
3236 rtl8192_init_priv_lock(priv);
3237 rtl8192_init_priv_task(dev);
3238 rtl8192_get_eeprom_size(dev);
3239 rtl8192_read_eeprom_info(dev);
3240 rtl8192_get_channel_map(dev);
3241 init_hal_dm(dev);
3242 init_timer(&priv->watch_dog_timer);
3243 priv->watch_dog_timer.data = (unsigned long)dev;
3244 priv->watch_dog_timer.function = watch_dog_timer_callback;
3245 #if defined(IRQF_SHARED)
3246 if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){
3247 #else
3248 if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){
3249 #endif
3250 printk("Error allocating IRQ %d",dev->irq);
3251 return -1;
3252 }else{
3253 priv->irq=dev->irq;
3254 printk("IRQ %d",dev->irq);
3255 }
3256 if(rtl8192_pci_initdescring(dev)!=0){
3257 printk("Endopoints initialization failed");
3258 return -1;
3259 }
3260
3261 //rtl8192_rx_enable(dev);
3262 //rtl8192_adapter_start(dev);
3263 return 0;
3264 }
3265
3266 /******************************************************************************
3267 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
3268 * not to do all the hw config as its name says
3269 * input: net_device dev
3270 * output: none
3271 * return: none
3272 * notice: This part need to modified according to the rate set we filtered
3273 * ****************************************************************************/
3274 static void rtl8192_hwconfig(struct net_device* dev)
3275 {
3276 u32 regRATR = 0, regRRSR = 0;
3277 u8 regBwOpMode = 0, regTmp = 0;
3278 struct r8192_priv *priv = ieee80211_priv(dev);
3279
3280 // Set RRSR, RATR, and BW_OPMODE registers
3281 //
3282 switch(priv->ieee80211->mode)
3283 {
3284 case WIRELESS_MODE_B:
3285 regBwOpMode = BW_OPMODE_20MHZ;
3286 regRATR = RATE_ALL_CCK;
3287 regRRSR = RATE_ALL_CCK;
3288 break;
3289 case WIRELESS_MODE_A:
3290 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
3291 regRATR = RATE_ALL_OFDM_AG;
3292 regRRSR = RATE_ALL_OFDM_AG;
3293 break;
3294 case WIRELESS_MODE_G:
3295 regBwOpMode = BW_OPMODE_20MHZ;
3296 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3297 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3298 break;
3299 case WIRELESS_MODE_AUTO:
3300 case WIRELESS_MODE_N_24G:
3301 // It support CCK rate by default.
3302 // CCK rate will be filtered out only when associated AP does not support it.
3303 regBwOpMode = BW_OPMODE_20MHZ;
3304 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3305 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3306 break;
3307 case WIRELESS_MODE_N_5G:
3308 regBwOpMode = BW_OPMODE_5G;
3309 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3310 regRRSR = RATE_ALL_OFDM_AG;
3311 break;
3312 }
3313
3314 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
3315 {
3316 u32 ratr_value = 0;
3317 ratr_value = regRATR;
3318 if (priv->rf_type == RF_1T2R)
3319 {
3320 ratr_value &= ~(RATE_ALL_OFDM_2SS);
3321 }
3322 write_nic_dword(dev, RATR0, ratr_value);
3323 write_nic_byte(dev, UFWP, 1);
3324 }
3325 regTmp = read_nic_byte(dev, 0x313);
3326 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
3327 write_nic_dword(dev, RRSR, regRRSR);
3328
3329 //
3330 // Set Retry Limit here
3331 //
3332 write_nic_word(dev, RETRY_LIMIT,
3333 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \
3334 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
3335 // Set Contention Window here
3336
3337 // Set Tx AGC
3338
3339 // Set Tx Antenna including Feedback control
3340
3341 // Set Auto Rate fallback control
3342
3343
3344 }
3345
3346
3347 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
3348 {
3349 struct r8192_priv *priv = ieee80211_priv(dev);
3350 // struct ieee80211_device *ieee = priv->ieee80211;
3351 u32 ulRegRead;
3352 RT_STATUS rtStatus = RT_STATUS_SUCCESS;
3353 // static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG;
3354 // static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG;
3355 //u8 eRFPath;
3356 u8 tmpvalue;
3357 #ifdef RTL8192E
3358 u8 ICVersion,SwitchingRegulatorOutput;
3359 #endif
3360 bool bfirmwareok = true;
3361 #ifdef RTL8190P
3362 u8 ucRegRead;
3363 #endif
3364 u32 tmpRegA, tmpRegC, TempCCk;
3365 int i =0;
3366 // u32 dwRegRead = 0;
3367
3368 RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
3369 priv->being_init_adapter = true;
3370 rtl8192_pci_resetdescring(dev);
3371 // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
3372 priv->Rf_Mode = RF_OP_By_SW_3wire;
3373 #ifdef RTL8192E
3374 //dPLL on
3375 if(priv->ResetProgress == RESET_TYPE_NORESET)
3376 {
3377 write_nic_byte(dev, ANAPAR, 0x37);
3378 // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
3379 // Joseph increae the time to prevent firmware download fail
3380 mdelay(500);
3381 }
3382 #endif
3383 //PlatformSleepUs(10000);
3384 // For any kind of InitializeAdapter process, we shall use system now!!
3385 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
3386
3387 // Set to eRfoff in order not to count receive count.
3388 if(priv->RegRfOff == TRUE)
3389 priv->ieee80211->eRFPowerState = eRfOff;
3390
3391 //
3392 //3 //Config CPUReset Register
3393 //3//
3394 //3 Firmware Reset Or Not
3395 ulRegRead = read_nic_dword(dev, CPU_GEN);
3396 if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
3397 { //called from MPInitialized. do nothing
3398 ulRegRead |= CPU_GEN_SYSTEM_RESET;
3399 }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
3400 ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset
3401 else
3402 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status);
3403
3404 #ifdef RTL8190P
3405 //2008.06.03, for WOL 90 hw bug
3406 ulRegRead &= (~(CPU_GEN_GPIO_UART));
3407 #endif
3408
3409 write_nic_dword(dev, CPU_GEN, ulRegRead);
3410 //mdelay(100);
3411
3412 #ifdef RTL8192E
3413
3414 //3//
3415 //3 //Fix the issue of E-cut high temperature issue
3416 //3//
3417 // TODO: E cut only
3418 ICVersion = read_nic_byte(dev, IC_VERRSION);
3419 if(ICVersion >= 0x4) //E-cut only
3420 {
3421 // HW SD suggest that we should not wirte this register too often, so driver
3422 // should readback this register. This register will be modified only when
3423 // power on reset
3424 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
3425 if(SwitchingRegulatorOutput != 0xb8)
3426 {
3427 write_nic_byte(dev, SWREGULATOR, 0xa8);
3428 mdelay(1);
3429 write_nic_byte(dev, SWREGULATOR, 0xb8);
3430 }
3431 }
3432 #endif
3433
3434
3435 //3//
3436 //3// Initialize BB before MAC
3437 //3//
3438 RT_TRACE(COMP_INIT, "BB Config Start!\n");
3439 rtStatus = rtl8192_BBConfig(dev);
3440 if(rtStatus != RT_STATUS_SUCCESS)
3441 {
3442 RT_TRACE(COMP_ERR, "BB Config failed\n");
3443 return rtStatus;
3444 }
3445 RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3446
3447 //3//Set Loopback mode or Normal mode
3448 //3//
3449 //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3450 // because setting of System_Reset bit reset MAC to default transmission mode.
3451 //Loopback mode or not
3452 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3453 //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3454 if(priv->ResetProgress == RESET_TYPE_NORESET)
3455 {
3456 ulRegRead = read_nic_dword(dev, CPU_GEN);
3457 if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3458 {
3459 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3460 }
3461 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3462 {
3463 ulRegRead |= CPU_CCK_LOOPBACK;
3464 }
3465 else
3466 {
3467 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3468 }
3469
3470 //2008.06.03, for WOL
3471 //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3472 write_nic_dword(dev, CPU_GEN, ulRegRead);
3473
3474 // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3475 udelay(500);
3476 }
3477 //3Set Hardware(Do nothing now)
3478 rtl8192_hwconfig(dev);
3479 //2=======================================================
3480 // Common Setting for all of the FPGA platform. (part 1)
3481 //2=======================================================
3482 // If there is changes, please make sure it applies to all of the FPGA version
3483 //3 Turn on Tx/Rx
3484 write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3485
3486 //2Set Tx dma burst
3487 #ifdef RTL8190P
3488 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \
3489 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \
3490 (1<<MULRW_SHIFT)));
3491 #else
3492 #ifdef RTL8192E
3493 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\
3494 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3495 #endif
3496 #endif
3497 //set IDR0 here
3498 write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3499 write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3500 //set RCR
3501 write_nic_dword(dev, RCR, priv->ReceiveConfig);
3502
3503 //3 Initialize Number of Reserved Pages in Firmware Queue
3504 #ifdef TO_DO_LIST
3505 if(priv->bInHctTest)
3506 {
3507 PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3508 NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3509 NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3510 NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3511 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3512 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3513 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3514 NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3515 }
3516 else
3517 #endif
3518 {
3519 write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3520 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3521 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3522 NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3523 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3524 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3525 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3526 NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3527 }
3528
3529 rtl8192_tx_enable(dev);
3530 rtl8192_rx_enable(dev);
3531 //3Set Response Rate Setting Register
3532 // CCK rate is supported by default.
3533 // CCK rate will be filtered out only when associated AP does not support it.
3534 ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3535 write_nic_dword(dev, RRSR, ulRegRead);
3536 write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3537
3538 //2Set AckTimeout
3539 // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3540 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3541
3542 //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3543 if(priv->ResetProgress == RESET_TYPE_NORESET)
3544 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3545 //-----------------------------------------------------------------------------
3546 // Set up security related. 070106, by rcnjko:
3547 // 1. Clear all H/W keys.
3548 // 2. Enable H/W encryption/decryption.
3549 //-----------------------------------------------------------------------------
3550 CamResetAllEntry(dev);
3551 {
3552 u8 SECR_value = 0x0;
3553 SECR_value |= SCR_TxEncEnable;
3554 SECR_value |= SCR_RxDecEnable;
3555 SECR_value |= SCR_NoSKMC;
3556 write_nic_byte(dev, SECR, SECR_value);
3557 }
3558 //3Beacon related
3559 write_nic_word(dev, ATIMWND, 2);
3560 write_nic_word(dev, BCN_INTERVAL, 100);
3561 for (i=0; i<QOS_QUEUE_NUM; i++)
3562 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3563 //
3564 // Switching regulator controller: This is set temporarily.
3565 // It's not sure if this can be removed in the future.
3566 // PJ advised to leave it by default.
3567 //
3568 write_nic_byte(dev, 0xbe, 0xc0);
3569
3570 //2=======================================================
3571 // Set PHY related configuration defined in MAC register bank
3572 //2=======================================================
3573 rtl8192_phy_configmac(dev);
3574
3575 if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3576 rtl8192_phy_getTxPower(dev);
3577 rtl8192_phy_setTxPower(dev, priv->chan);
3578 }
3579
3580 //if D or C cut
3581 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3582 priv->IC_Cut = tmpvalue;
3583 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3584 if(priv->IC_Cut >= IC_VersionCut_D)
3585 {
3586 //pHalData->bDcut = TRUE;
3587 if(priv->IC_Cut == IC_VersionCut_D)
3588 RT_TRACE(COMP_INIT, "D-cut\n");
3589 if(priv->IC_Cut == IC_VersionCut_E)
3590 {
3591 RT_TRACE(COMP_INIT, "E-cut\n");
3592 // HW SD suggest that we should not wirte this register too often, so driver
3593 // should readback this register. This register will be modified only when
3594 // power on reset
3595 }
3596 }
3597 else
3598 {
3599 //pHalData->bDcut = FALSE;
3600 RT_TRACE(COMP_INIT, "Before C-cut\n");
3601 }
3602
3603 #if 1
3604 //Firmware download
3605 RT_TRACE(COMP_INIT, "Load Firmware!\n");
3606 bfirmwareok = init_firmware(dev);
3607 if(bfirmwareok != true) {
3608 rtStatus = RT_STATUS_FAILURE;
3609 return rtStatus;
3610 }
3611 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3612 #endif
3613 //RF config
3614 if(priv->ResetProgress == RESET_TYPE_NORESET)
3615 {
3616 RT_TRACE(COMP_INIT, "RF Config Started!\n");
3617 rtStatus = rtl8192_phy_RFConfig(dev);
3618 if(rtStatus != RT_STATUS_SUCCESS)
3619 {
3620 RT_TRACE(COMP_ERR, "RF Config failed\n");
3621 return rtStatus;
3622 }
3623 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3624 }
3625 rtl8192_phy_updateInitGain(dev);
3626
3627 /*---- Set CCK and OFDM Block "ON"----*/
3628 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3629 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3630
3631 #ifdef RTL8192E
3632 //Enable Led
3633 write_nic_byte(dev, 0x87, 0x0);
3634 #endif
3635 #ifdef RTL8190P
3636 //2008.06.03, for WOL
3637 ucRegRead = read_nic_byte(dev, GPE);
3638 ucRegRead |= BIT0;
3639 write_nic_byte(dev, GPE, ucRegRead);
3640
3641 ucRegRead = read_nic_byte(dev, GPO);
3642 ucRegRead &= ~BIT0;
3643 write_nic_byte(dev, GPO, ucRegRead);
3644 #endif
3645
3646 //2=======================================================
3647 // RF Power Save
3648 //2=======================================================
3649 #ifdef ENABLE_IPS
3650
3651 {
3652 if(priv->RegRfOff == TRUE)
3653 { // User disable RF via registry.
3654 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__);
3655 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW);
3656 #if 0//cosa, ask SD3 willis and he doesn't know what is this for
3657 // Those action will be discard in MgntActSet_RF_State because off the same state
3658 for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++)
3659 PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0);
3660 #endif
3661 }
3662 else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3663 { // H/W or S/W RF OFF before sleep.
3664 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3665 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3666 }
3667 else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3668 { // H/W or S/W RF OFF before sleep.
3669 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3670 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3671 }
3672 else
3673 {
3674 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3675 priv->ieee80211->eRFPowerState = eRfOn;
3676 priv->ieee80211->RfOffReason = 0;
3677 //DrvIFIndicateCurrentPhyStatus(Adapter);
3678 // LED control
3679 //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3680
3681 //
3682 // If inactive power mode is enabled, disable rf while in disconnected state.
3683 // But we should still tell upper layer we are in rf on state.
3684 // 2007.07.16, by shien chang.
3685 //
3686 //if(!Adapter->bInHctTest)
3687 //IPSEnter(Adapter);
3688
3689 }
3690 }
3691 #endif
3692 if(1){
3693 #ifdef RTL8192E
3694 // We can force firmware to do RF-R/W
3695 if(priv->ieee80211->FwRWRF)
3696 priv->Rf_Mode = RF_OP_By_FW;
3697 else
3698 priv->Rf_Mode = RF_OP_By_SW_3wire;
3699 #else
3700 priv->Rf_Mode = RF_OP_By_SW_3wire;
3701 #endif
3702 }
3703 #ifdef RTL8190P
3704 if(priv->ResetProgress == RESET_TYPE_NORESET)
3705 {
3706 dm_initialize_txpower_tracking(dev);
3707
3708 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3709 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3710
3711 if(priv->rf_type == RF_2T4R){
3712 for(i = 0; i<TxBBGainTableLength; i++)
3713 {
3714 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3715 {
3716 priv->rfa_txpowertrackingindex= (u8)i;
3717 priv->rfa_txpowertrackingindex_real= (u8)i;
3718 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3719 break;
3720 }
3721 }
3722 }
3723 for(i = 0; i<TxBBGainTableLength; i++)
3724 {
3725 if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3726 {
3727 priv->rfc_txpowertrackingindex= (u8)i;
3728 priv->rfc_txpowertrackingindex_real= (u8)i;
3729 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3730 break;
3731 }
3732 }
3733 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3734
3735 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3736 {
3737 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3738 {
3739 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3740 break;
3741 }
3742 }
3743 priv->CCKPresentAttentuation_40Mdefault = 0;
3744 priv->CCKPresentAttentuation_difference = 0;
3745 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3746 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3747 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3748 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3749 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3750 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3751 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3752 }
3753 #else
3754 #ifdef RTL8192E
3755 if(priv->ResetProgress == RESET_TYPE_NORESET)
3756 {
3757 dm_initialize_txpower_tracking(dev);
3758
3759 if(priv->IC_Cut >= IC_VersionCut_D)
3760 {
3761 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3762 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3763 for(i = 0; i<TxBBGainTableLength; i++)
3764 {
3765 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3766 {
3767 priv->rfa_txpowertrackingindex= (u8)i;
3768 priv->rfa_txpowertrackingindex_real= (u8)i;
3769 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3770 break;
3771 }
3772 }
3773
3774 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3775
3776 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3777 {
3778 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3779 {
3780 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3781 break;
3782 }
3783 }
3784 priv->CCKPresentAttentuation_40Mdefault = 0;
3785 priv->CCKPresentAttentuation_difference = 0;
3786 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3787 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3788 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3789 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3790 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3791 priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3792 }
3793 }
3794 #endif
3795 #endif
3796 rtl8192_irq_enable(dev);
3797 priv->being_init_adapter = false;
3798 return rtStatus;
3799
3800 }
3801
3802 static void rtl8192_prepare_beacon(struct r8192_priv *priv)
3803 {
3804 struct sk_buff *skb;
3805 //unsigned long flags;
3806 cb_desc *tcb_desc;
3807
3808 skb = ieee80211_get_beacon(priv->ieee80211);
3809 tcb_desc = (cb_desc *)(skb->cb + 8);
3810 //printk("===========> %s\n", __FUNCTION__);
3811 //spin_lock_irqsave(&priv->tx_lock,flags);
3812 /* prepare misc info for the beacon xmit */
3813 tcb_desc->queue_index = BEACON_QUEUE;
3814 /* IBSS does not support HT yet, use 1M defaultly */
3815 tcb_desc->data_rate = 2;
3816 tcb_desc->RATRIndex = 7;
3817 tcb_desc->bTxDisableRateFallBack = 1;
3818 tcb_desc->bTxUseDriverAssingedRate = 1;
3819
3820 skb_push(skb, priv->ieee80211->tx_headroom);
3821 if(skb){
3822 rtl8192_tx(priv->ieee80211->dev,skb);
3823 }
3824 //spin_unlock_irqrestore (&priv->tx_lock, flags);
3825 }
3826
3827
3828 /* this configures registers for beacon tx and enables it via
3829 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3830 * be used to stop beacon transmission
3831 */
3832 static void rtl8192_start_beacon(struct net_device *dev)
3833 {
3834 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3835 struct ieee80211_network *net = &priv->ieee80211->current_network;
3836 u16 BcnTimeCfg = 0;
3837 u16 BcnCW = 6;
3838 u16 BcnIFS = 0xf;
3839
3840 DMESG("Enabling beacon TX");
3841 //rtl8192_prepare_beacon(dev);
3842 rtl8192_irq_disable(dev);
3843 //rtl8192_beacon_tx_enable(dev);
3844
3845 /* ATIM window */
3846 write_nic_word(dev, ATIMWND, 2);
3847
3848 /* Beacon interval (in unit of TU) */
3849 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3850
3851 /*
3852 * DrvErlyInt (in unit of TU).
3853 * (Time to send interrupt to notify driver to c
3854 * hange beacon content)
3855 * */
3856 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3857
3858 /*
3859 * BcnDMATIM(in unit of us).
3860 * Indicates the time before TBTT to perform beacon queue DMA
3861 * */
3862 write_nic_word(dev, BCN_DMATIME, 256);
3863
3864 /*
3865 * Force beacon frame transmission even after receiving
3866 * beacon frame from other ad hoc STA
3867 * */
3868 write_nic_byte(dev, BCN_ERR_THRESH, 100);
3869
3870 /* Set CW and IFS */
3871 BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3872 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3873 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3874
3875
3876 /* enable the interrupt for ad-hoc process */
3877 rtl8192_irq_enable(dev);
3878 }
3879 /***************************************************************************
3880 -------------------------------NET STUFF---------------------------
3881 ***************************************************************************/
3882
3883
3884
3885 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3886 {
3887 u16 RegTxCounter = read_nic_word(dev, 0x128);
3888 struct r8192_priv *priv = ieee80211_priv(dev);
3889 bool bStuck = FALSE;
3890 RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3891 if(priv->TxCounter==RegTxCounter)
3892 bStuck = TRUE;
3893
3894 priv->TxCounter = RegTxCounter;
3895
3896 return bStuck;
3897 }
3898
3899 /*
3900 * <Assumption: RT_TX_SPINLOCK is acquired.>
3901 * First added: 2006.11.19 by emily
3902 */
3903 static RESET_TYPE
3904 TxCheckStuck(struct net_device *dev)
3905 {
3906 struct r8192_priv *priv = ieee80211_priv(dev);
3907 u8 QueueID;
3908 ptx_ring head=NULL,tail=NULL,txring = NULL;
3909 u8 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3910 bool bCheckFwTxCnt = false;
3911 //unsigned long flags;
3912
3913 //
3914 // Decide Stuch threshold according to current power save mode
3915 //
3916 //printk("++++++++++++>%s()\n",__FUNCTION__);
3917 switch (priv->ieee80211->dot11PowerSaveMode)
3918 {
3919 // The threshold value may required to be adjusted .
3920 case eActive: // Active/Continuous access.
3921 ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
3922 break;
3923 case eMaxPs: // Max power save mode.
3924 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3925 break;
3926 case eFastPs: // Fast power save mode.
3927 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3928 break;
3929 }
3930
3931 //
3932 // Check whether specific tcb has been queued for a specific time
3933 //
3934 for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++)
3935 {
3936
3937
3938 if(QueueID == TXCMD_QUEUE)
3939 continue;
3940
3941 switch(QueueID) {
3942 case MGNT_QUEUE:
3943 tail=priv->txmapringtail;
3944 head=priv->txmapringhead;
3945 break;
3946
3947 case BK_QUEUE:
3948 tail=priv->txbkpringtail;
3949 head=priv->txbkpringhead;
3950 break;
3951
3952 case BE_QUEUE:
3953 tail=priv->txbepringtail;
3954 head=priv->txbepringhead;
3955 break;
3956
3957 case VI_QUEUE:
3958 tail=priv->txvipringtail;
3959 head=priv->txvipringhead;
3960 break;
3961
3962 case VO_QUEUE:
3963 tail=priv->txvopringtail;
3964 head=priv->txvopringhead;
3965 break;
3966
3967 default:
3968 tail=head=NULL;
3969 break;
3970 }
3971
3972 if(tail == head)
3973 continue;
3974 else
3975 {
3976 txring = head;
3977 if(txring == NULL)
3978 {
3979 RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__);
3980 continue;
3981 }
3982 txring->nStuckCount++;
3983 bCheckFwTxCnt = TRUE;
3984 }
3985 }
3986 #if 1
3987 if(bCheckFwTxCnt)
3988 {
3989 if(HalTxCheckStuck8190Pci(dev))
3990 {
3991 RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
3992 return RESET_TYPE_SILENT;
3993 }
3994 }
3995 #endif
3996 return RESET_TYPE_NORESET;
3997 }
3998
3999
4000 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
4001 {
4002 struct r8192_priv *priv = ieee80211_priv(dev);
4003 u16 RegRxCounter = read_nic_word(dev, 0x130);
4004 bool bStuck = FALSE;
4005 static u8 rx_chk_cnt = 0;
4006 RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
4007 // If rssi is small, we should check rx for long time because of bad rx.
4008 // or maybe it will continuous silent reset every 2 seconds.
4009 rx_chk_cnt++;
4010 if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
4011 {
4012 rx_chk_cnt = 0; //high rssi, check rx stuck right now.
4013 }
4014 else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
4015 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
4016 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
4017
4018 {
4019 if(rx_chk_cnt < 2)
4020 {
4021 return bStuck;
4022 }
4023 else
4024 {
4025 rx_chk_cnt = 0;
4026 }
4027 }
4028 else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
4029 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
4030 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
4031 {
4032 if(rx_chk_cnt < 4)
4033 {
4034 //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4035 return bStuck;
4036 }
4037 else
4038 {
4039 rx_chk_cnt = 0;
4040 //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4041 }
4042 }
4043 else
4044 {
4045 if(rx_chk_cnt < 8)
4046 {
4047 //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI);
4048 return bStuck;
4049 }
4050 else
4051 {
4052 rx_chk_cnt = 0;
4053 //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI);
4054 }
4055 }
4056 if(priv->RxCounter==RegRxCounter)
4057 bStuck = TRUE;
4058
4059 priv->RxCounter = RegRxCounter;
4060
4061 return bStuck;
4062 }
4063
4064 static RESET_TYPE RxCheckStuck(struct net_device *dev)
4065 {
4066
4067 if(HalRxCheckStuck8190Pci(dev))
4068 {
4069 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
4070 return RESET_TYPE_SILENT;
4071 }
4072
4073 return RESET_TYPE_NORESET;
4074 }
4075
4076 static RESET_TYPE
4077 rtl819x_ifcheck_resetornot(struct net_device *dev)
4078 {
4079 struct r8192_priv *priv = ieee80211_priv(dev);
4080 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
4081 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
4082 RT_RF_POWER_STATE rfState;
4083
4084 rfState = priv->ieee80211->eRFPowerState;
4085
4086 TxResetType = TxCheckStuck(dev);
4087 #if 1
4088 if( rfState != eRfOff &&
4089 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
4090 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
4091 {
4092 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
4093 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
4094 // if driver is in firmware download failure status, driver should initialize RF in the following
4095 // silent reset procedure Emily, 2008.01.21
4096
4097 // Driver should not check RX stuck in IBSS mode because it is required to
4098 // set Check BSSID in order to send beacon, however, if check BSSID is
4099 // set, STA cannot hear any packet a all. Emily, 2008.04.12
4100 RxResetType = RxCheckStuck(dev);
4101 }
4102 #endif
4103
4104 RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
4105 if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
4106 return RESET_TYPE_NORMAL;
4107 else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
4108 return RESET_TYPE_SILENT;
4109 else
4110 return RESET_TYPE_NORESET;
4111
4112 }
4113
4114
4115 static void CamRestoreAllEntry(struct net_device *dev)
4116 {
4117 u8 EntryId = 0;
4118 struct r8192_priv *priv = ieee80211_priv(dev);
4119 const u8* MacAddr = priv->ieee80211->current_network.bssid;
4120
4121 static const u8 CAM_CONST_ADDR[4][6] = {
4122 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
4123 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
4124 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
4125 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
4126 static const u8 CAM_CONST_BROAD[] =
4127 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4128
4129 RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
4130
4131
4132 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
4133 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
4134 {
4135
4136 for(EntryId=0; EntryId<4; EntryId++)
4137 {
4138 {
4139 MacAddr = CAM_CONST_ADDR[EntryId];
4140 setKey(dev,
4141 EntryId ,
4142 EntryId,
4143 priv->ieee80211->pairwise_key_type,
4144 MacAddr,
4145 0,
4146 NULL);
4147 }
4148 }
4149
4150 }
4151 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
4152 {
4153
4154 {
4155 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4156 setKey(dev,
4157 4,
4158 0,
4159 priv->ieee80211->pairwise_key_type,
4160 (u8*)dev->dev_addr,
4161 0,
4162 NULL);
4163 else
4164 setKey(dev,
4165 4,
4166 0,
4167 priv->ieee80211->pairwise_key_type,
4168 MacAddr,
4169 0,
4170 NULL);
4171 }
4172 }
4173 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
4174 {
4175
4176 {
4177 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4178 setKey(dev,
4179 4,
4180 0,
4181 priv->ieee80211->pairwise_key_type,
4182 (u8*)dev->dev_addr,
4183 0,
4184 NULL);
4185 else
4186 setKey(dev,
4187 4,
4188 0,
4189 priv->ieee80211->pairwise_key_type,
4190 MacAddr,
4191 0,
4192 NULL);
4193 }
4194 }
4195
4196
4197
4198 if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
4199 {
4200 MacAddr = CAM_CONST_BROAD;
4201 for(EntryId=1 ; EntryId<4 ; EntryId++)
4202 {
4203 {
4204 setKey(dev,
4205 EntryId,
4206 EntryId,
4207 priv->ieee80211->group_key_type,
4208 MacAddr,
4209 0,
4210 NULL);
4211 }
4212 }
4213 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4214 setKey(dev,
4215 0,
4216 0,
4217 priv->ieee80211->group_key_type,
4218 CAM_CONST_ADDR[0],
4219 0,
4220 NULL);
4221 }
4222 else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
4223 {
4224 MacAddr = CAM_CONST_BROAD;
4225 for(EntryId=1; EntryId<4 ; EntryId++)
4226 {
4227 {
4228 setKey(dev,
4229 EntryId ,
4230 EntryId,
4231 priv->ieee80211->group_key_type,
4232 MacAddr,
4233 0,
4234 NULL);
4235 }
4236 }
4237
4238 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4239 setKey(dev,
4240 0 ,
4241 0,
4242 priv->ieee80211->group_key_type,
4243 CAM_CONST_ADDR[0],
4244 0,
4245 NULL);
4246 }
4247 }
4248
4249 void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
4250 int _rtl8192_up(struct net_device *dev);
4251
4252 /*
4253 * This function is used to fix Tx/Rx stop bug temporarily.
4254 * This function will do "system reset" to NIC when Tx or Rx is stuck.
4255 * The method checking Tx/Rx stuck of this function is supported by FW,
4256 * which reports Tx and Rx counter to register 0x128 and 0x130.
4257 * */
4258 static void rtl819x_ifsilentreset(struct net_device *dev)
4259 {
4260 struct r8192_priv *priv = ieee80211_priv(dev);
4261 u8 reset_times = 0;
4262 int reset_status = 0;
4263 struct ieee80211_device *ieee = priv->ieee80211;
4264
4265
4266 return;
4267
4268 // 2007.07.20. If we need to check CCK stop, please uncomment this line.
4269 //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
4270
4271 if(priv->ResetProgress==RESET_TYPE_NORESET)
4272 {
4273 RESET_START:
4274 #ifdef ENABLE_LPS
4275 //LZM for PS-Poll AID issue. 090429
4276 if(priv->ieee80211->state == IEEE80211_LINKED)
4277 LeisurePSLeave(dev);
4278 #endif
4279
4280 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
4281
4282 // Set the variable for reset.
4283 priv->ResetProgress = RESET_TYPE_SILENT;
4284 // rtl8192_close(dev);
4285 #if 1
4286 down(&priv->wx_sem);
4287 if(priv->up == 0)
4288 {
4289 RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
4290 up(&priv->wx_sem);
4291 return ;
4292 }
4293 priv->up = 0;
4294 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
4295 if(!netif_queue_stopped(dev))
4296 netif_stop_queue(dev);
4297
4298 dm_backup_dynamic_mechanism_state(dev);
4299
4300 rtl8192_irq_disable(dev);
4301 rtl8192_cancel_deferred_work(priv);
4302 deinit_hal_dm(dev);
4303 del_timer_sync(&priv->watch_dog_timer);
4304 ieee->sync_scan_hurryup = 1;
4305 if(ieee->state == IEEE80211_LINKED)
4306 {
4307 down(&ieee->wx_sem);
4308 printk("ieee->state is IEEE80211_LINKED\n");
4309 ieee80211_stop_send_beacons(priv->ieee80211);
4310 del_timer_sync(&ieee->associate_timer);
4311 cancel_delayed_work(&ieee->associate_retry_wq);
4312 ieee80211_stop_scan(ieee);
4313 up(&ieee->wx_sem);
4314 }
4315 else{
4316 printk("ieee->state is NOT LINKED\n");
4317 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4318 }
4319 rtl8192_halt_adapter(dev, true);
4320 up(&priv->wx_sem);
4321 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
4322 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
4323 reset_status = _rtl8192_up(dev);
4324
4325 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
4326 if(reset_status == -1)
4327 {
4328 if(reset_times < 3)
4329 {
4330 reset_times++;
4331 goto RESET_START;
4332 }
4333 else
4334 {
4335 RT_TRACE(COMP_ERR," ERR!!! %s(): Reset Failed!!\n",__FUNCTION__);
4336 }
4337 }
4338 #endif
4339 ieee->is_silent_reset = 1;
4340 #if 1
4341 EnableHWSecurityConfig8192(dev);
4342 #if 1
4343 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4344 {
4345 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4346
4347 #if 1
4348 queue_work(ieee->wq, &ieee->associate_complete_wq);
4349 #endif
4350
4351 }
4352 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
4353 {
4354 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4355 ieee->link_change(ieee->dev);
4356
4357 // notify_wx_assoc_event(ieee);
4358
4359 ieee80211_start_send_beacons(ieee);
4360
4361 if (ieee->data_hard_resume)
4362 ieee->data_hard_resume(ieee->dev);
4363 netif_carrier_on(ieee->dev);
4364 }
4365 #endif
4366
4367 CamRestoreAllEntry(dev);
4368
4369 // Restore the previous setting for all dynamic mechanism
4370 dm_restore_dynamic_mechanism_state(dev);
4371
4372 priv->ResetProgress = RESET_TYPE_NORESET;
4373 priv->reset_count++;
4374
4375 priv->bForcedSilentReset =false;
4376 priv->bResetInProgress = false;
4377
4378 // For test --> force write UFWP.
4379 write_nic_byte(dev, UFWP, 1);
4380 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
4381 #endif
4382 }
4383 }
4384
4385 #ifdef ENABLE_IPS
4386 void InactivePsWorkItemCallback(struct net_device *dev)
4387 {
4388 struct r8192_priv *priv = ieee80211_priv(dev);
4389 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4390 //u8 index = 0;
4391
4392 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
4393 //
4394 // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
4395 // is really scheduled.
4396 // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
4397 // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
4398 // blocks the IPS procedure of switching RF.
4399 // By Bruce, 2007-12-25.
4400 //
4401 pPSC->bSwRfProcessing = TRUE;
4402
4403 RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n", \
4404 pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
4405
4406
4407 MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
4408
4409 //
4410 // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
4411 //
4412 pPSC->bSwRfProcessing = FALSE;
4413 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
4414 }
4415
4416 #ifdef ENABLE_LPS
4417 //
4418 // Change current and default preamble mode.
4419 // 2005.01.06, by rcnjko.
4420 //
4421 bool MgntActSet_802_11_PowerSaveMode(struct net_device *dev, u8 rtPsMode)
4422 {
4423 struct r8192_priv *priv = ieee80211_priv(dev);
4424 //PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4425 //u8 RpwmVal, FwPwrMode;
4426
4427 // Currently, we do not change power save mode on IBSS mode.
4428 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4429 {
4430 return false;
4431 }
4432
4433 //
4434 // <RJ_NOTE> If we make HW to fill up the PwrMgt bit for us,
4435 // some AP will not response to our mgnt frames with PwrMgt bit set,
4436 // e.g. cannot associate the AP.
4437 // So I commented out it. 2005.02.16, by rcnjko.
4438 //
4439 // // Change device's power save mode.
4440 // Adapter->HalFunc.SetPSModeHandler( Adapter, rtPsMode );
4441
4442 // Update power save mode configured.
4443 //RT_TRACE(COMP_LPS,"%s(): set ieee->ps = %x\n",__FUNCTION__,rtPsMode);
4444 if(!priv->ps_force) {
4445 priv->ieee80211->ps = rtPsMode;
4446 }
4447
4448 // Awake immediately
4449 if(priv->ieee80211->sta_sleep != 0 && rtPsMode == IEEE80211_PS_DISABLED)
4450 {
4451 unsigned long flags;
4452
4453 //PlatformSetTimer(Adapter, &(pMgntInfo->AwakeTimer), 0);
4454 // Notify the AP we awke.
4455 rtl8192_hw_wakeup(dev);
4456 priv->ieee80211->sta_sleep = 0;
4457
4458 spin_lock_irqsave(&(priv->ieee80211->mgmt_tx_lock), flags);
4459 printk("LPS leave: notify AP we are awaked ++++++++++ SendNullFunctionData\n");
4460 ieee80211_sta_ps_send_null_frame(priv->ieee80211, 0);
4461 spin_unlock_irqrestore(&(priv->ieee80211->mgmt_tx_lock), flags);
4462 }
4463
4464 return true;
4465 }
4466
4467 //================================================================================
4468 // Leisure Power Save in linked state.
4469 //================================================================================
4470
4471 //
4472 // Description:
4473 // Enter the leisure power save mode.
4474 //
4475 void LeisurePSEnter(struct net_device *dev)
4476 {
4477 struct r8192_priv *priv = ieee80211_priv(dev);
4478 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4479
4480 //RT_TRACE(COMP_PS, "LeisurePSEnter()...\n");
4481 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d,pPSC->LpsIdleCount is %d,RT_CHECK_FOR_HANG_PERIOD is %d\n",
4482 // pPSC->bLeisurePs, priv->ieee80211->ps,pPSC->LpsIdleCount,RT_CHECK_FOR_HANG_PERIOD);
4483
4484 if(!((priv->ieee80211->iw_mode == IW_MODE_INFRA) &&
4485 (priv->ieee80211->state == IEEE80211_LINKED)) ||
4486 (priv->ieee80211->iw_mode == IW_MODE_ADHOC) ||
4487 (priv->ieee80211->iw_mode == IW_MODE_MASTER))
4488 return;
4489
4490 if (pPSC->bLeisurePs)
4491 {
4492 // Idle for a while if we connect to AP a while ago.
4493 if(pPSC->LpsIdleCount >= RT_CHECK_FOR_HANG_PERIOD) // 4 Sec
4494 {
4495
4496 if(priv->ieee80211->ps == IEEE80211_PS_DISABLED)
4497 {
4498
4499 //RT_TRACE(COMP_LPS, "LeisurePSEnter(): Enter 802.11 power save mode...\n");
4500 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);
4501
4502 }
4503 }
4504 else
4505 pPSC->LpsIdleCount++;
4506 }
4507 }
4508
4509
4510 //
4511 // Description:
4512 // Leave the leisure power save mode.
4513 //
4514 void LeisurePSLeave(struct net_device *dev)
4515 {
4516 struct r8192_priv *priv = ieee80211_priv(dev);
4517 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4518
4519
4520 //RT_TRACE(COMP_PS, "LeisurePSLeave()...\n");
4521 //RT_TRACE(COMP_PS, "pPSC->bLeisurePs = %d, ieee->ps = %d\n",
4522 // pPSC->bLeisurePs, priv->ieee80211->ps);
4523
4524 if (pPSC->bLeisurePs)
4525 {
4526 if(priv->ieee80211->ps != IEEE80211_PS_DISABLED)
4527 {
4528 // move to lps_wakecomplete()
4529 //RT_TRACE(COMP_LPS, "LeisurePSLeave(): Busy Traffic , Leave 802.11 power save..\n");
4530 MgntActSet_802_11_PowerSaveMode(dev, IEEE80211_PS_DISABLED);
4531
4532 }
4533 }
4534 }
4535 #endif
4536
4537
4538 //
4539 // Description:
4540 // Enter the inactive power save mode. RF will be off
4541 // 2007.08.17, by shien chang.
4542 //
4543 void
4544 IPSEnter(struct net_device *dev)
4545 {
4546 struct r8192_priv *priv = ieee80211_priv(dev);
4547 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4548 RT_RF_POWER_STATE rtState;
4549
4550 if (pPSC->bInactivePs)
4551 {
4552 rtState = priv->ieee80211->eRFPowerState;
4553 //
4554 // Added by Bruce, 2007-12-25.
4555 // Do not enter IPS in the following conditions:
4556 // (1) RF is already OFF or Sleep
4557 // (2) bSwRfProcessing (indicates the IPS is still under going)
4558 // (3) Connectted (only disconnected can trigger IPS)
4559 // (4) IBSS (send Beacon)
4560 // (5) AP mode (send Beacon)
4561 //
4562 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4563 && (priv->ieee80211->state != IEEE80211_LINKED) )
4564 {
4565 RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4566 //printk("IPSEnter(): Turn off RF.\n");
4567 pPSC->eInactivePowerState = eRfOff;
4568 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4569 InactivePsWorkItemCallback(dev);
4570 }
4571 }
4572 }
4573
4574 //
4575 // Description:
4576 // Leave the inactive power save mode, RF will be on.
4577 // 2007.08.17, by shien chang.
4578 //
4579 void
4580 IPSLeave(struct net_device *dev)
4581 {
4582 struct r8192_priv *priv = ieee80211_priv(dev);
4583 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4584 RT_RF_POWER_STATE rtState;
4585
4586 if (pPSC->bInactivePs)
4587 {
4588 rtState = priv->ieee80211->eRFPowerState;
4589 if (rtState != eRfOn && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4590 {
4591 RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4592 //printk("IPSLeave(): Turn on RF.\n");
4593 pPSC->eInactivePowerState = eRfOn;
4594 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4595 InactivePsWorkItemCallback(dev);
4596 }
4597 }
4598 }
4599
4600 void IPSLeave_wq(void *data)
4601 {
4602 struct ieee80211_device *ieee = container_of(data,struct ieee80211_device,ips_leave_wq);
4603 struct net_device *dev = ieee->dev;
4604
4605 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4606 down(&priv->ieee80211->ips_sem);
4607 IPSLeave(dev);
4608 up(&priv->ieee80211->ips_sem);
4609 }
4610
4611 void ieee80211_ips_leave_wq(struct net_device *dev)
4612 {
4613 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4614 RT_RF_POWER_STATE rtState;
4615 rtState = priv->ieee80211->eRFPowerState;
4616
4617 if(priv->ieee80211->PowerSaveControl.bInactivePs){
4618 if(rtState == eRfOff){
4619 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
4620 {
4621 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
4622 return;
4623 }
4624 else{
4625 printk("=========>%s(): IPSLeave\n",__FUNCTION__);
4626 queue_work(priv->ieee80211->wq,&priv->ieee80211->ips_leave_wq);
4627 }
4628 }
4629 }
4630 }
4631 //added by amy 090331 end
4632 void ieee80211_ips_leave(struct net_device *dev)
4633 {
4634 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4635 down(&priv->ieee80211->ips_sem);
4636 IPSLeave(dev);
4637 up(&priv->ieee80211->ips_sem);
4638 }
4639 #endif
4640
4641 static void rtl819x_update_rxcounts(
4642 struct r8192_priv *priv,
4643 u32* TotalRxBcnNum,
4644 u32* TotalRxDataNum
4645 )
4646 {
4647 u16 SlotIndex;
4648 u8 i;
4649
4650 *TotalRxBcnNum = 0;
4651 *TotalRxDataNum = 0;
4652
4653 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4654 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4655 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4656 for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4657 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4658 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4659 }
4660 }
4661
4662
4663 static void rtl819x_watchdog_wqcallback(struct work_struct *work)
4664 {
4665 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4666 struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4667 struct net_device *dev = priv->ieee80211->dev;
4668 struct ieee80211_device* ieee = priv->ieee80211;
4669 RESET_TYPE ResetType = RESET_TYPE_NORESET;
4670 static u8 check_reset_cnt=0;
4671 unsigned long flags;
4672 bool bBusyTraffic = false;
4673 static u8 last_time = 0;
4674 bool bEnterPS = false;
4675
4676 if((!priv->up) || (priv->bHwRadioOff == true))
4677 return;
4678
4679 if(!priv->up)
4680 return;
4681 hal_dm_watchdog(dev);
4682 #ifdef ENABLE_IPS
4683 // printk("watch_dog ENABLE_IPS\n");
4684 if(ieee->actscanning == false){
4685 //printk("%d,%d,%d,%d\n", ieee->eRFPowerState, ieee->is_set_key, ieee->proto_stoppping, ieee->wx_set_enc);
4686 if((ieee->iw_mode == IW_MODE_INFRA) && (ieee->state == IEEE80211_NOLINK) &&\
4687 (ieee->eRFPowerState == eRfOn)&&!ieee->is_set_key &&\
4688 (!ieee->proto_stoppping) && !ieee->wx_set_enc){
4689 if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4690 //printk("====================>haha:IPSEnter()\n");
4691 IPSEnter(dev);
4692 //ieee80211_stop_scan(priv->ieee80211);
4693 }
4694 }
4695 }
4696 #endif
4697 {//to get busy traffic condition
4698 if(ieee->state == IEEE80211_LINKED)
4699 {
4700 if( ieee->LinkDetectInfo.NumRxOkInPeriod> 100 ||
4701 ieee->LinkDetectInfo.NumTxOkInPeriod> 100 ) {
4702 bBusyTraffic = true;
4703 }
4704
4705 #ifdef ENABLE_LPS
4706 //added by amy for Leisure PS
4707 if( ((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod + ieee->LinkDetectInfo.NumTxOkInPeriod) > 8 ) ||
4708 (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2) )
4709 {
4710 //printk("ieee->LinkDetectInfo.NumRxUnicastOkInPeriod is %d,ieee->LinkDetectInfo.NumTxOkInPeriod is %d\n",
4711 // ieee->LinkDetectInfo.NumRxUnicastOkInPeriod,ieee->LinkDetectInfo.NumTxOkInPeriod);
4712 bEnterPS= false;
4713 }
4714 else
4715 {
4716 bEnterPS= true;
4717 }
4718
4719 //printk("***bEnterPS = %d\n", bEnterPS);
4720 // LeisurePS only work in infra mode.
4721 if(bEnterPS)
4722 {
4723 LeisurePSEnter(dev);
4724 }
4725 else
4726 {
4727 LeisurePSLeave(dev);
4728 }
4729 #endif
4730
4731 }
4732 else
4733 {
4734 #ifdef ENABLE_LPS
4735 //RT_TRACE(COMP_LPS,"====>no link LPS leave\n");
4736 LeisurePSLeave(dev);
4737 #endif
4738 }
4739
4740 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4741 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4742 ieee->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
4743 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4744 }
4745
4746
4747 //added by amy for AP roaming
4748 if (1)
4749 {
4750 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4751 {
4752 u32 TotalRxBcnNum = 0;
4753 u32 TotalRxDataNum = 0;
4754
4755 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4756 if((TotalRxBcnNum+TotalRxDataNum) == 0)
4757 {
4758 if( ieee->eRFPowerState == eRfOff)
4759 RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4760 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4761 // Dot11d_Reset(dev);
4762 ieee->state = IEEE80211_ASSOCIATING;
4763 notify_wx_assoc_event(priv->ieee80211);
4764 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4765 ieee->is_roaming = true;
4766 ieee->is_set_key = false;
4767 ieee->link_change(dev);
4768 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4769 }
4770 }
4771 ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4772 ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4773
4774 }
4775 //check if reset the driver
4776 spin_lock_irqsave(&priv->tx_lock,flags);
4777 if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1))
4778 {
4779 ResetType = rtl819x_ifcheck_resetornot(dev);
4780 check_reset_cnt = 3;
4781 //DbgPrint("Start to check silent reset\n");
4782 }
4783 spin_unlock_irqrestore(&priv->tx_lock,flags);
4784 if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4785 {
4786 priv->ResetProgress = RESET_TYPE_NORMAL;
4787 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4788 return;
4789 }
4790 /* disable silent reset temply 2008.9.11*/
4791 #if 1
4792 if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4793 {
4794 last_time = 1;
4795 rtl819x_ifsilentreset(dev);
4796 }
4797 else
4798 last_time = 0;
4799 #endif
4800 priv->force_reset = false;
4801 priv->bForcedSilentReset = false;
4802 priv->bResetInProgress = false;
4803 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4804
4805 }
4806
4807 void watch_dog_timer_callback(unsigned long data)
4808 {
4809 struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4810 queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4811 mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4812
4813 }
4814 int _rtl8192_up(struct net_device *dev)
4815 {
4816 struct r8192_priv *priv = ieee80211_priv(dev);
4817 //int i;
4818 RT_STATUS init_status = RT_STATUS_SUCCESS;
4819 priv->up=1;
4820 priv->ieee80211->ieee_up=1;
4821 priv->bdisable_nic = false; //YJ,add,091111
4822 RT_TRACE(COMP_INIT, "Bringing up iface");
4823
4824 init_status = rtl8192_adapter_start(dev);
4825 if(init_status != RT_STATUS_SUCCESS)
4826 {
4827 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4828 return -1;
4829 }
4830 RT_TRACE(COMP_INIT, "start adapter finished\n");
4831 #ifdef RTL8192E
4832 if(priv->ieee80211->eRFPowerState!=eRfOn)
4833 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4834 #endif
4835 if(priv->ieee80211->state != IEEE80211_LINKED)
4836 ieee80211_softmac_start_protocol(priv->ieee80211);
4837 ieee80211_reset_queue(priv->ieee80211);
4838 watch_dog_timer_callback((unsigned long) dev);
4839 if(!netif_queue_stopped(dev))
4840 netif_start_queue(dev);
4841 else
4842 netif_wake_queue(dev);
4843
4844 return 0;
4845 }
4846
4847
4848 static int rtl8192_open(struct net_device *dev)
4849 {
4850 struct r8192_priv *priv = ieee80211_priv(dev);
4851 int ret;
4852
4853 down(&priv->wx_sem);
4854 ret = rtl8192_up(dev);
4855 up(&priv->wx_sem);
4856 return ret;
4857
4858 }
4859
4860
4861 int rtl8192_up(struct net_device *dev)
4862 {
4863 struct r8192_priv *priv = ieee80211_priv(dev);
4864
4865 if (priv->up == 1) return -1;
4866
4867 return _rtl8192_up(dev);
4868 }
4869
4870
4871 static int rtl8192_close(struct net_device *dev)
4872 {
4873 struct r8192_priv *priv = ieee80211_priv(dev);
4874 int ret;
4875
4876 down(&priv->wx_sem);
4877
4878 ret = rtl8192_down(dev);
4879
4880 up(&priv->wx_sem);
4881
4882 return ret;
4883
4884 }
4885
4886 int rtl8192_down(struct net_device *dev)
4887 {
4888 struct r8192_priv *priv = ieee80211_priv(dev);
4889 // int i;
4890 #if 0
4891 u8 ucRegRead;
4892 u32 ulRegRead;
4893 #endif
4894 if (priv->up == 0) return -1;
4895
4896 #ifdef ENABLE_LPS
4897 //LZM for PS-Poll AID issue. 090429
4898 if(priv->ieee80211->state == IEEE80211_LINKED)
4899 LeisurePSLeave(dev);
4900 #endif
4901
4902 priv->up=0;
4903 priv->ieee80211->ieee_up = 0;
4904 RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4905 /* FIXME */
4906 if (!netif_queue_stopped(dev))
4907 netif_stop_queue(dev);
4908
4909 rtl8192_irq_disable(dev);
4910 #if 0
4911 if(!priv->ieee80211->bSupportRemoteWakeUp) {
4912 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4913 // 2006.11.30. System reset bit
4914 ulRegRead = read_nic_dword(dev, CPU_GEN);
4915 ulRegRead|=CPU_GEN_SYSTEM_RESET;
4916 write_nic_dword(dev, CPU_GEN, ulRegRead);
4917 } else {
4918 //2008.06.03 for WOL
4919 write_nic_dword(dev, WFCRC0, 0xffffffff);
4920 write_nic_dword(dev, WFCRC1, 0xffffffff);
4921 write_nic_dword(dev, WFCRC2, 0xffffffff);
4922 #ifdef RTL8190P
4923 //GPIO 0 = TRUE
4924 ucRegRead = read_nic_byte(dev, GPO);
4925 ucRegRead |= BIT0;
4926 write_nic_byte(dev, GPO, ucRegRead);
4927 #endif
4928 //Write PMR register
4929 write_nic_byte(dev, PMR, 0x5);
4930 //Disable tx, enanble rx
4931 write_nic_byte(dev, MacBlkCtrl, 0xa);
4932 }
4933 #endif
4934 // flush_scheduled_work();
4935 rtl8192_cancel_deferred_work(priv);
4936 deinit_hal_dm(dev);
4937 del_timer_sync(&priv->watch_dog_timer);
4938
4939 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4940
4941 rtl8192_halt_adapter(dev,false);
4942 memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4943
4944 RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4945
4946 return 0;
4947 }
4948
4949
4950 void rtl8192_commit(struct net_device *dev)
4951 {
4952 struct r8192_priv *priv = ieee80211_priv(dev);
4953
4954 if (priv->up == 0) return ;
4955
4956
4957 ieee80211_softmac_stop_protocol(priv->ieee80211,true);
4958
4959 rtl8192_irq_disable(dev);
4960 rtl8192_halt_adapter(dev,true);
4961 _rtl8192_up(dev);
4962 }
4963
4964 void rtl8192_restart(struct work_struct *work)
4965 {
4966 struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4967 struct net_device *dev = priv->ieee80211->dev;
4968
4969 down(&priv->wx_sem);
4970
4971 rtl8192_commit(dev);
4972
4973 up(&priv->wx_sem);
4974 }
4975
4976 static void r8192_set_multicast(struct net_device *dev)
4977 {
4978 struct r8192_priv *priv = ieee80211_priv(dev);
4979 short promisc;
4980
4981 //down(&priv->wx_sem);
4982
4983 /* FIXME FIXME */
4984
4985 promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4986
4987 if (promisc != priv->promisc) {
4988 ;
4989 // rtl8192_commit(dev);
4990 }
4991
4992 priv->promisc = promisc;
4993
4994 //schedule_work(&priv->reset_wq);
4995 //up(&priv->wx_sem);
4996 }
4997
4998
4999 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
5000 {
5001 struct r8192_priv *priv = ieee80211_priv(dev);
5002 struct sockaddr *addr = mac;
5003
5004 down(&priv->wx_sem);
5005
5006 memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
5007
5008 schedule_work(&priv->reset_wq);
5009 up(&priv->wx_sem);
5010
5011 return 0;
5012 }
5013
5014 /* based on ipw2200 driver */
5015 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
5016 {
5017 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5018 struct iwreq *wrq = (struct iwreq *)rq;
5019 int ret=-1;
5020 struct ieee80211_device *ieee = priv->ieee80211;
5021 u32 key[4];
5022 u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
5023 struct iw_point *p = &wrq->u.data;
5024 struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
5025
5026 down(&priv->wx_sem);
5027
5028
5029 if (p->length < sizeof(struct ieee_param) || !p->pointer){
5030 ret = -EINVAL;
5031 goto out;
5032 }
5033
5034 ipw = kmalloc(p->length, GFP_KERNEL);
5035 if (ipw == NULL){
5036 ret = -ENOMEM;
5037 goto out;
5038 }
5039 if (copy_from_user(ipw, p->pointer, p->length)) {
5040 kfree(ipw);
5041 ret = -EFAULT;
5042 goto out;
5043 }
5044
5045 switch (cmd) {
5046 case RTL_IOCTL_WPA_SUPPLICANT:
5047 //parse here for HW security
5048 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
5049 {
5050 if (ipw->u.crypt.set_tx)
5051 {
5052 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5053 ieee->pairwise_key_type = KEY_TYPE_CCMP;
5054 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5055 ieee->pairwise_key_type = KEY_TYPE_TKIP;
5056 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5057 {
5058 if (ipw->u.crypt.key_len == 13)
5059 ieee->pairwise_key_type = KEY_TYPE_WEP104;
5060 else if (ipw->u.crypt.key_len == 5)
5061 ieee->pairwise_key_type = KEY_TYPE_WEP40;
5062 }
5063 else
5064 ieee->pairwise_key_type = KEY_TYPE_NA;
5065
5066 if (ieee->pairwise_key_type)
5067 {
5068 memcpy((u8*)key, ipw->u.crypt.key, 16);
5069 EnableHWSecurityConfig8192(dev);
5070 //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!
5071 //added by WB.
5072 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5073 if (ieee->auth_mode != 2) //LEAP WEP will never set this.
5074 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5075 }
5076 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
5077 write_nic_byte(dev, 0x173, 1); //fix aes bug
5078 }
5079
5080 }
5081 else //if (ipw->u.crypt.idx) //group key use idx > 0
5082 {
5083 memcpy((u8*)key, ipw->u.crypt.key, 16);
5084 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5085 ieee->group_key_type= KEY_TYPE_CCMP;
5086 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5087 ieee->group_key_type = KEY_TYPE_TKIP;
5088 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5089 {
5090 if (ipw->u.crypt.key_len == 13)
5091 ieee->group_key_type = KEY_TYPE_WEP104;
5092 else if (ipw->u.crypt.key_len == 5)
5093 ieee->group_key_type = KEY_TYPE_WEP40;
5094 }
5095 else
5096 ieee->group_key_type = KEY_TYPE_NA;
5097
5098 if (ieee->group_key_type)
5099 {
5100 setKey( dev,
5101 ipw->u.crypt.idx,
5102 ipw->u.crypt.idx, //KeyIndex
5103 ieee->group_key_type, //KeyType
5104 broadcast_addr, //MacAddr
5105 0, //DefaultKey
5106 key); //KeyContent
5107 }
5108 }
5109 }
5110 #ifdef JOHN_DEBUG
5111 //john's test 0711
5112 {
5113 int i;
5114 printk("@@ wrq->u pointer = ");
5115 for(i=0;i<wrq->u.data.length;i++){
5116 if(i%10==0) printk("\n");
5117 printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] );
5118 }
5119 printk("\n");
5120 }
5121 #endif /*JOHN_DEBUG*/
5122 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
5123 break;
5124
5125 default:
5126 ret = -EOPNOTSUPP;
5127 break;
5128 }
5129
5130 kfree(ipw);
5131 out:
5132 up(&priv->wx_sem);
5133
5134 return ret;
5135 }
5136
5137 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
5138 {
5139 u8 ret_rate = 0x02;
5140
5141 if(!bIsHT) {
5142 switch(rate) {
5143 case DESC90_RATE1M: ret_rate = MGN_1M; break;
5144 case DESC90_RATE2M: ret_rate = MGN_2M; break;
5145 case DESC90_RATE5_5M: ret_rate = MGN_5_5M; break;
5146 case DESC90_RATE11M: ret_rate = MGN_11M; break;
5147 case DESC90_RATE6M: ret_rate = MGN_6M; break;
5148 case DESC90_RATE9M: ret_rate = MGN_9M; break;
5149 case DESC90_RATE12M: ret_rate = MGN_12M; break;
5150 case DESC90_RATE18M: ret_rate = MGN_18M; break;
5151 case DESC90_RATE24M: ret_rate = MGN_24M; break;
5152 case DESC90_RATE36M: ret_rate = MGN_36M; break;
5153 case DESC90_RATE48M: ret_rate = MGN_48M; break;
5154 case DESC90_RATE54M: ret_rate = MGN_54M; break;
5155
5156 default:
5157 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
5158 break;
5159 }
5160
5161 } else {
5162 switch(rate) {
5163 case DESC90_RATEMCS0: ret_rate = MGN_MCS0; break;
5164 case DESC90_RATEMCS1: ret_rate = MGN_MCS1; break;
5165 case DESC90_RATEMCS2: ret_rate = MGN_MCS2; break;
5166 case DESC90_RATEMCS3: ret_rate = MGN_MCS3; break;
5167 case DESC90_RATEMCS4: ret_rate = MGN_MCS4; break;
5168 case DESC90_RATEMCS5: ret_rate = MGN_MCS5; break;
5169 case DESC90_RATEMCS6: ret_rate = MGN_MCS6; break;
5170 case DESC90_RATEMCS7: ret_rate = MGN_MCS7; break;
5171 case DESC90_RATEMCS8: ret_rate = MGN_MCS8; break;
5172 case DESC90_RATEMCS9: ret_rate = MGN_MCS9; break;
5173 case DESC90_RATEMCS10: ret_rate = MGN_MCS10; break;
5174 case DESC90_RATEMCS11: ret_rate = MGN_MCS11; break;
5175 case DESC90_RATEMCS12: ret_rate = MGN_MCS12; break;
5176 case DESC90_RATEMCS13: ret_rate = MGN_MCS13; break;
5177 case DESC90_RATEMCS14: ret_rate = MGN_MCS14; break;
5178 case DESC90_RATEMCS15: ret_rate = MGN_MCS15; break;
5179 case DESC90_RATEMCS32: ret_rate = (0x80|0x20); break;
5180
5181 default:
5182 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
5183 break;
5184 }
5185 }
5186
5187 return ret_rate;
5188 }
5189
5190 /**
5191 * Function: UpdateRxPktTimeStamp
5192 * Overview: Recored down the TSF time stamp when receiving a packet
5193 *
5194 * Input:
5195 * PADAPTER Adapter
5196 * PRT_RFD pRfd,
5197 *
5198 * Output:
5199 * PRT_RFD pRfd
5200 * (pRfd->Status.TimeStampHigh is updated)
5201 * (pRfd->Status.TimeStampLow is updated)
5202 * Return:
5203 * None
5204 */
5205 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
5206 {
5207 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5208
5209 if(stats->bIsAMPDU && !stats->bFirstMPDU) {
5210 stats->mac_time[0] = priv->LastRxDescTSFLow;
5211 stats->mac_time[1] = priv->LastRxDescTSFHigh;
5212 } else {
5213 priv->LastRxDescTSFLow = stats->mac_time[0];
5214 priv->LastRxDescTSFHigh = stats->mac_time[1];
5215 }
5216 }
5217
5218 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
5219 {
5220 long signal_power; // in dBm.
5221
5222 // Translate to dBm (x=0.5y-95).
5223 signal_power = (long)((signal_strength_index + 1) >> 1);
5224 signal_power -= 95;
5225
5226 return signal_power;
5227 }
5228
5229 //
5230 // Description:
5231 // Update Rx signal related information in the packet reeived
5232 // to RxStats. User application can query RxStats to realize
5233 // current Rx signal status.
5234 //
5235 // Assumption:
5236 // In normal operation, user only care about the information of the BSS
5237 // and we shall invoke this function if the packet received is from the BSS.
5238 //
5239 static void
5240 rtl819x_update_rxsignalstatistics8190pci(
5241 struct r8192_priv * priv,
5242 struct ieee80211_rx_stats * pprevious_stats
5243 )
5244 {
5245 int weighting = 0;
5246
5247 //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality).
5248
5249 // Initila state
5250 if(priv->stats.recv_signal_power == 0)
5251 priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower;
5252
5253 // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the
5254 // reaction of smoothed Signal Power.
5255 if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
5256 weighting = 5;
5257 else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power)
5258 weighting = (-5);
5259 //
5260 // We need more correct power of received packets and the "SignalStrength" of RxStats have been beautified or translated,
5261 // so we record the correct power in Dbm here. By Bruce, 2008-03-07.
5262 //
5263 priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6;
5264 }
5265
5266 static void
5267 rtl8190_process_cck_rxpathsel(
5268 struct r8192_priv * priv,
5269 struct ieee80211_rx_stats * pprevious_stats
5270 )
5271 {
5272 #ifdef RTL8190P //Only 90P 2T4R need to check
5273 char last_cck_adc_pwdb[4]={0,0,0,0};
5274 u8 i;
5275 //cosa add for Rx path selection
5276 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
5277 {
5278 if(pprevious_stats->bIsCCK &&
5279 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
5280 {
5281 /* record the cck adc_pwdb to the sliding window. */
5282 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
5283 {
5284 priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
5285 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5286 {
5287 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
5288 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
5289 }
5290 }
5291 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5292 {
5293 priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
5294 priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
5295 }
5296 priv->stats.cck_adc_pwdb.index++;
5297 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
5298 priv->stats.cck_adc_pwdb.index = 0;
5299
5300 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5301 {
5302 DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
5303 }
5304
5305 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5306 {
5307 if(pprevious_stats->cck_adc_pwdb[i] > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
5308 {
5309 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5310 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5311 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5312 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
5313 }
5314 else
5315 {
5316 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5317 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5318 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5319 }
5320 }
5321 }
5322 }
5323 #endif
5324 }
5325
5326
5327 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
5328 be a local static. Otherwise, it may increase when we return from S3/S4. The
5329 value will be kept in memory or disk. We must delcare the value in adapter
5330 and it will be reinitialized when return from S3/S4. */
5331 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
5332 {
5333 bool bcheck = false;
5334 u8 rfpath;
5335 u32 nspatial_stream, tmp_val;
5336 //u8 i;
5337 static u32 slide_rssi_index=0, slide_rssi_statistics=0;
5338 static u32 slide_evm_index=0, slide_evm_statistics=0;
5339 static u32 last_rssi=0, last_evm=0;
5340 //cosa add for rx path selection
5341 // static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
5342 // static char last_cck_adc_pwdb[4]={0,0,0,0};
5343 //cosa add for beacon rssi smoothing
5344 static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
5345 static u32 last_beacon_adc_pwdb=0;
5346
5347 struct ieee80211_hdr_3addr *hdr;
5348 u16 sc ;
5349 unsigned int frag,seq;
5350 hdr = (struct ieee80211_hdr_3addr *)buffer;
5351 sc = le16_to_cpu(hdr->seq_ctl);
5352 frag = WLAN_GET_SEQ_FRAG(sc);
5353 seq = WLAN_GET_SEQ_SEQ(sc);
5354 //cosa add 04292008 to record the sequence number
5355 pcurrent_stats->Seq_Num = seq;
5356 //
5357 // Check whether we should take the previous packet into accounting
5358 //
5359 if(!pprevious_stats->bIsAMPDU)
5360 {
5361 // if previous packet is not aggregated packet
5362 bcheck = true;
5363 }else
5364 {
5365 //remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault.
5366 #if 0
5367 // if previous packet is aggregated packet, and current packet
5368 // (1) is not AMPDU
5369 // (2) is the first packet of one AMPDU
5370 // that means the previous packet is the last one aggregated packet
5371 if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU)
5372 bcheck = true;
5373 #endif
5374 }
5375
5376 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5377 {
5378 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5379 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5380 priv->stats.slide_rssi_total -= last_rssi;
5381 }
5382 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5383
5384 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5385 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5386 slide_rssi_index = 0;
5387
5388 // <1> Showed on UI for user, in dbm
5389 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5390 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5391 pcurrent_stats->rssi = priv->stats.signal_strength;
5392 //
5393 // If the previous packet does not match the criteria, neglect it
5394 //
5395 if(!pprevious_stats->bPacketMatchBSSID)
5396 {
5397 if(!pprevious_stats->bToSelfBA)
5398 return;
5399 }
5400
5401 if(!bcheck)
5402 return;
5403
5404 rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
5405
5406 //
5407 // Check RSSI
5408 //
5409 priv->stats.num_process_phyinfo++;
5410 #if 0
5411 /* record the general signal strength to the sliding window. */
5412 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5413 {
5414 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5415 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5416 priv->stats.slide_rssi_total -= last_rssi;
5417 }
5418 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5419
5420 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5421 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5422 slide_rssi_index = 0;
5423
5424 // <1> Showed on UI for user, in dbm
5425 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5426 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5427
5428 #endif
5429 // <2> Showed on UI for engineering
5430 // hardware does not provide rssi information for each rf path in CCK
5431 if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
5432 {
5433 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
5434 {
5435 if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
5436 continue;
5437 RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
5438 //Fixed by Jacken 2008-03-20
5439 if(priv->stats.rx_rssi_percentage[rfpath] == 0)
5440 {
5441 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
5442 //DbgPrint("MIMO RSSI initialize \n");
5443 }
5444 if(pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath])
5445 {
5446 priv->stats.rx_rssi_percentage[rfpath] =
5447 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5448 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5449 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
5450 }
5451 else
5452 {
5453 priv->stats.rx_rssi_percentage[rfpath] =
5454 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5455 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5456 }
5457 RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
5458 }
5459 }
5460
5461
5462 //
5463 // Check PWDB.
5464 //
5465 //cosa add for beacon rssi smoothing by average.
5466 if(pprevious_stats->bPacketBeacon)
5467 {
5468 /* record the beacon pwdb to the sliding window. */
5469 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5470 {
5471 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
5472 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
5473 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
5474 //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n",
5475 // slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
5476 }
5477 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
5478 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
5479 //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll);
5480 slide_beacon_adc_pwdb_index++;
5481 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5482 slide_beacon_adc_pwdb_index = 0;
5483 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
5484 if(pprevious_stats->RxPWDBAll >= 3)
5485 pprevious_stats->RxPWDBAll -= 3;
5486 }
5487
5488 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
5489 pprevious_stats->bIsCCK? "CCK": "OFDM",
5490 pprevious_stats->RxPWDBAll);
5491
5492 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5493 {
5494 if(priv->undecorated_smoothed_pwdb < 0) // initialize
5495 {
5496 priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
5497 //DbgPrint("First pwdb initialize \n");
5498 }
5499 #if 1
5500 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
5501 {
5502 priv->undecorated_smoothed_pwdb =
5503 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5504 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5505 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
5506 }
5507 else
5508 {
5509 priv->undecorated_smoothed_pwdb =
5510 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5511 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5512 }
5513 #else
5514 //Fixed by Jacken 2008-03-20
5515 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
5516 {
5517 pHalData->UndecoratedSmoothedPWDB =
5518 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5519 pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
5520 }
5521 else
5522 {
5523 pHalData->UndecoratedSmoothedPWDB =
5524 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5525 }
5526 #endif
5527 rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats);
5528 }
5529
5530 //
5531 // Check EVM
5532 //
5533 /* record the general EVM to the sliding window. */
5534 if(pprevious_stats->SignalQuality == 0)
5535 {
5536 }
5537 else
5538 {
5539 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
5540 if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
5541 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
5542 last_evm = priv->stats.slide_evm[slide_evm_index];
5543 priv->stats.slide_evm_total -= last_evm;
5544 }
5545
5546 priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
5547
5548 priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
5549 if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
5550 slide_evm_index = 0;
5551
5552 // <1> Showed on UI for user, in percentage.
5553 tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
5554 priv->stats.signal_quality = tmp_val;
5555 //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
5556 priv->stats.last_signal_strength_inpercent = tmp_val;
5557 }
5558
5559 // <2> Showed on UI for engineering
5560 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5561 {
5562 for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
5563 {
5564 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
5565 {
5566 if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
5567 {
5568 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
5569 }
5570 priv->stats.rx_evm_percentage[nspatial_stream] =
5571 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
5572 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
5573 }
5574 }
5575 }
5576 }
5577
5578 }
5579
5580 /*-----------------------------------------------------------------------------
5581 * Function: rtl819x_query_rxpwrpercentage()
5582 *
5583 * Overview:
5584 *
5585 * Input: char antpower
5586 *
5587 * Output: NONE
5588 *
5589 * Return: 0-100 percentage
5590 *
5591 * Revised History:
5592 * When Who Remark
5593 * 05/26/2008 amy Create Version 0 porting from windows code.
5594 *
5595 *---------------------------------------------------------------------------*/
5596 static u8 rtl819x_query_rxpwrpercentage(
5597 char antpower
5598 )
5599 {
5600 if ((antpower <= -100) || (antpower >= 20))
5601 {
5602 return 0;
5603 }
5604 else if (antpower >= 0)
5605 {
5606 return 100;
5607 }
5608 else
5609 {
5610 return (100+antpower);
5611 }
5612
5613 } /* QueryRxPwrPercentage */
5614
5615 static u8
5616 rtl819x_evm_dbtopercentage(
5617 char value
5618 )
5619 {
5620 char ret_val;
5621
5622 ret_val = value;
5623
5624 if(ret_val >= 0)
5625 ret_val = 0;
5626 if(ret_val <= -33)
5627 ret_val = -33;
5628 ret_val = 0 - ret_val;
5629 ret_val*=3;
5630 if(ret_val == 99)
5631 ret_val = 100;
5632 return(ret_val);
5633 }
5634
5635 //
5636 // Description:
5637 // We want good-looking for signal strength/quality
5638 // 2007/7/19 01:09, by cosa.
5639 //
5640 static long rtl819x_signal_scale_mapping(long currsig)
5641 {
5642 long retsig;
5643
5644 // Step 1. Scale mapping.
5645 if(currsig >= 61 && currsig <= 100)
5646 {
5647 retsig = 90 + ((currsig - 60) / 4);
5648 }
5649 else if(currsig >= 41 && currsig <= 60)
5650 {
5651 retsig = 78 + ((currsig - 40) / 2);
5652 }
5653 else if(currsig >= 31 && currsig <= 40)
5654 {
5655 retsig = 66 + (currsig - 30);
5656 }
5657 else if(currsig >= 21 && currsig <= 30)
5658 {
5659 retsig = 54 + (currsig - 20);
5660 }
5661 else if(currsig >= 5 && currsig <= 20)
5662 {
5663 retsig = 42 + (((currsig - 5) * 2) / 3);
5664 }
5665 else if(currsig == 4)
5666 {
5667 retsig = 36;
5668 }
5669 else if(currsig == 3)
5670 {
5671 retsig = 27;
5672 }
5673 else if(currsig == 2)
5674 {
5675 retsig = 18;
5676 }
5677 else if(currsig == 1)
5678 {
5679 retsig = 9;
5680 }
5681 else
5682 {
5683 retsig = currsig;
5684 }
5685
5686 return retsig;
5687 }
5688
5689 static void rtl8192_query_rxphystatus(
5690 struct r8192_priv * priv,
5691 struct ieee80211_rx_stats * pstats,
5692 prx_desc_819x_pci pdesc,
5693 prx_fwinfo_819x_pci pdrvinfo,
5694 struct ieee80211_rx_stats * precord_stats,
5695 bool bpacket_match_bssid,
5696 bool bpacket_toself,
5697 bool bPacketBeacon,
5698 bool bToSelfBA
5699 )
5700 {
5701 //PRT_RFD_STATUS pRtRfdStatus = &(pRfd->Status);
5702 phy_sts_ofdm_819xpci_t* pofdm_buf;
5703 phy_sts_cck_819xpci_t * pcck_buf;
5704 phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
5705 u8 *prxpkt;
5706 u8 i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
5707 char rx_pwr[4], rx_pwr_all=0;
5708 //long rx_avg_pwr = 0;
5709 char rx_snrX, rx_evmX;
5710 u8 evm, pwdb_all;
5711 u32 RSSI, total_rssi=0;//, total_evm=0;
5712 // long signal_strength_index = 0;
5713 u8 is_cck_rate=0;
5714 u8 rf_rx_num = 0;
5715
5716 /* 2007/07/04 MH For OFDM RSSI. For high power or not. */
5717 static u8 check_reg824 = 0;
5718 static u32 reg824_bit9 = 0;
5719
5720 priv->stats.numqry_phystatus++;
5721
5722 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5723
5724 // Record it for next packet processing
5725 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5726 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5727 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5728 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5729 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5730 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5731 /*2007.08.30 requested by SD3 Jerry */
5732 if(check_reg824 == 0)
5733 {
5734 reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5735 check_reg824 = 1;
5736 }
5737
5738
5739 prxpkt = (u8*)pdrvinfo;
5740
5741 /* Move pointer to the 16th bytes. Phy status start address. */
5742 prxpkt += sizeof(rx_fwinfo_819x_pci);
5743
5744 /* Initial the cck and ofdm buffer pointer */
5745 pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5746 pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5747
5748 pstats->RxMIMOSignalQuality[0] = -1;
5749 pstats->RxMIMOSignalQuality[1] = -1;
5750 precord_stats->RxMIMOSignalQuality[0] = -1;
5751 precord_stats->RxMIMOSignalQuality[1] = -1;
5752
5753 if(is_cck_rate)
5754 {
5755 //
5756 // (1)Hardware does not provide RSSI for CCK
5757 //
5758
5759 //
5760 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5761 //
5762 u8 report;//, cck_agc_rpt;
5763 #ifdef RTL8190P
5764 u8 tmp_pwdb;
5765 char cck_adc_pwdb[4];
5766 #endif
5767 priv->stats.numqry_phystatusCCK++;
5768
5769 #ifdef RTL8190P //Only 90P 2T4R need to check
5770 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5771 {
5772 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5773 {
5774 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5775 cck_adc_pwdb[i] = (char)tmp_pwdb;
5776 cck_adc_pwdb[i] /= 2;
5777 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5778 //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]);
5779 }
5780 }
5781 #endif
5782
5783 if(!reg824_bit9)
5784 {
5785 report = pcck_buf->cck_agc_rpt & 0xc0;
5786 report = report>>6;
5787 switch(report)
5788 {
5789 //Fixed by Jacken from Bryant 2008-03-20
5790 //Original value is -38 , -26 , -14 , -2
5791 //Fixed value is -35 , -23 , -11 , 6
5792 case 0x3:
5793 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5794 break;
5795 case 0x2:
5796 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5797 break;
5798 case 0x1:
5799 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5800 break;
5801 case 0x0:
5802 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5803 break;
5804 }
5805 }
5806 else
5807 {
5808 report = pcck_buf->cck_agc_rpt & 0x60;
5809 report = report>>5;
5810 switch(report)
5811 {
5812 case 0x3:
5813 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5814 break;
5815 case 0x2:
5816 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5817 break;
5818 case 0x1:
5819 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5820 break;
5821 case 0x0:
5822 rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5823 break;
5824 }
5825 }
5826
5827 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5828 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5829 pstats->RecvSignalPower = rx_pwr_all;
5830
5831 //
5832 // (3) Get Signal Quality (EVM)
5833 //
5834 if(bpacket_match_bssid)
5835 {
5836 u8 sq;
5837
5838 if(pstats->RxPWDBAll > 40)
5839 {
5840 sq = 100;
5841 }else
5842 {
5843 sq = pcck_buf->sq_rpt;
5844
5845 if(pcck_buf->sq_rpt > 64)
5846 sq = 0;
5847 else if (pcck_buf->sq_rpt < 20)
5848 sq = 100;
5849 else
5850 sq = ((64-sq) * 100) / 44;
5851 }
5852 pstats->SignalQuality = precord_stats->SignalQuality = sq;
5853 pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5854 pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5855 }
5856 }
5857 else
5858 {
5859 priv->stats.numqry_phystatusHT++;
5860 //
5861 // (1)Get RSSI for HT rate
5862 //
5863 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5864 {
5865 // 2008/01/30 MH we will judge RF RX path now.
5866 if (priv->brfpath_rxenable[i])
5867 rf_rx_num++;
5868 //else
5869 //continue;
5870
5871 //Fixed by Jacken from Bryant 2008-03-20
5872 //Original value is 106
5873 #ifdef RTL8190P //Modify by Jacken 2008/03/31
5874 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5875 #else
5876 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5877 #endif
5878
5879 //Get Rx snr value in DB
5880 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5881 rx_snrX = (char)(tmp_rxsnr);
5882 rx_snrX /= 2;
5883 priv->stats.rxSNRdB[i] = (long)rx_snrX;
5884
5885 /* Translate DBM to percentage. */
5886 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5887 if (priv->brfpath_rxenable[i])
5888 total_rssi += RSSI;
5889
5890 /* Record Signal Strength for next packet */
5891 if(bpacket_match_bssid)
5892 {
5893 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5894 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5895 }
5896 }
5897
5898
5899 //
5900 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5901 //
5902 //Fixed by Jacken from Bryant 2008-03-20
5903 //Original value is 106
5904 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5905 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5906
5907 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5908 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
5909 pstats->RecvSignalPower = rx_pwr_all;
5910 //
5911 // (3)EVM of HT rate
5912 //
5913 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5914 pdrvinfo->RxRate<=DESC90_RATEMCS15)
5915 max_spatial_stream = 2; //both spatial stream make sense
5916 else
5917 max_spatial_stream = 1; //only spatial stream 1 makes sense
5918
5919 for(i=0; i<max_spatial_stream; i++)
5920 {
5921 tmp_rxevm = pofdm_buf->rxevm_X[i];
5922 rx_evmX = (char)(tmp_rxevm);
5923
5924 // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5925 // fill most significant bit to "zero" when doing shifting operation which may change a negative
5926 // value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore.
5927 rx_evmX /= 2; //dbm
5928
5929 evm = rtl819x_evm_dbtopercentage(rx_evmX);
5930 #if 0
5931 EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100
5932 #endif
5933 if(bpacket_match_bssid)
5934 {
5935 if(i==0) // Fill value in RFD, Get the first spatial stream only
5936 pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5937 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5938 }
5939 }
5940
5941
5942 /* record rx statistics for debug */
5943 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5944 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5945 if(pdrvinfo->BW) //40M channel
5946 priv->stats.received_bwtype[1+prxsc->rxsc]++;
5947 else //20M channel
5948 priv->stats.received_bwtype[0]++;
5949 }
5950
5951 //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5952 //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5953 if(is_cck_rate)
5954 {
5955 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5956
5957 }
5958 else
5959 {
5960 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5961 // We can judge RX path number now.
5962 if (rf_rx_num != 0)
5963 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5964 }
5965 } /* QueryRxPhyStatus8190Pci */
5966
5967 static void
5968 rtl8192_record_rxdesc_forlateruse(
5969 struct ieee80211_rx_stats * psrc_stats,
5970 struct ieee80211_rx_stats * ptarget_stats
5971 )
5972 {
5973 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5974 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5975 //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5976 }
5977
5978
5979
5980 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5981 struct sk_buff *skb,
5982 struct ieee80211_rx_stats * pstats,
5983 prx_desc_819x_pci pdesc,
5984 prx_fwinfo_819x_pci pdrvinfo)
5985 {
5986 // TODO: We must only check packet for current MAC address. Not finish
5987 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5988 bool bpacket_match_bssid, bpacket_toself;
5989 bool bPacketBeacon=false, bToSelfBA=false;
5990 static struct ieee80211_rx_stats previous_stats;
5991 struct ieee80211_hdr_3addr *hdr;
5992 u16 fc,type;
5993
5994 // Get Signal Quality for only RX data queue (but not command queue)
5995
5996 u8* tmp_buf;
5997 u8 *praddr;
5998
5999 /* Get MAC frame start address. */
6000 tmp_buf = skb->data;
6001
6002 hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
6003 fc = le16_to_cpu(hdr->frame_ctl);
6004 type = WLAN_FC_GET_TYPE(fc);
6005 praddr = hdr->addr1;
6006
6007 /* Check if the received packet is acceptabe. */
6008 bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
6009 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
6010 && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
6011 bpacket_toself = bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
6012 #if 1//cosa
6013 if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
6014 {
6015 bPacketBeacon = true;
6016 //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6017 }
6018 if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
6019 {
6020 if((eqMacAddr(praddr,dev->dev_addr)))
6021 bToSelfBA = true;
6022 //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
6023 }
6024
6025 #endif
6026 if(bpacket_match_bssid)
6027 {
6028 priv->stats.numpacket_matchbssid++;
6029 }
6030 if(bpacket_toself){
6031 priv->stats.numpacket_toself++;
6032 }
6033 //
6034 // Process PHY information for previous packet (RSSI/PWDB/EVM)
6035 //
6036 // Because phy information is contained in the last packet of AMPDU only, so driver
6037 // should process phy information of previous packet
6038 rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
6039 rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
6040 bpacket_toself ,bPacketBeacon, bToSelfBA);
6041 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
6042
6043 }
6044
6045
6046 static void rtl8192_tx_resume(struct net_device *dev)
6047 {
6048 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6049 struct ieee80211_device *ieee = priv->ieee80211;
6050 struct sk_buff *skb;
6051 int queue_index;
6052
6053 for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
6054 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
6055 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
6056 /* 1. dequeue the packet from the wait queue */
6057 skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
6058 /* 2. tx the packet directly */
6059 ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
6060 #if 0
6061 if(queue_index!=MGNT_QUEUE) {
6062 ieee->stats.tx_packets++;
6063 ieee->stats.tx_bytes += skb->len;
6064 }
6065 #endif
6066 }
6067 }
6068 }
6069
6070 static void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
6071 {
6072 rtl8192_tx_resume(priv->ieee80211->dev);
6073 }
6074
6075 /**
6076 * Function: UpdateReceivedRateHistogramStatistics
6077 * Overview: Recored down the received data rate
6078 *
6079 * Input:
6080 * PADAPTER Adapter
6081 * PRT_RFD pRfd,
6082 *
6083 * Output:
6084 * PRT_TCB Adapter
6085 * (Adapter->RxStats.ReceivedRateHistogram[] is updated)
6086 * Return:
6087 * None
6088 */
6089 static void UpdateReceivedRateHistogramStatistics8190(
6090 struct net_device *dev,
6091 struct ieee80211_rx_stats* pstats
6092 )
6093 {
6094 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6095 u32 rcvType=1; //0: Total, 1:OK, 2:CRC, 3:ICV
6096 u32 rateIndex;
6097 u32 preamble_guardinterval; //1: short preamble/GI, 0: long preamble/GI
6098
6099 /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */
6100 #if 0
6101 if (pRfd->queue_id == CMPK_RX_QUEUE_ID)
6102 return;
6103 #endif
6104 if(pstats->bCRC)
6105 rcvType = 2;
6106 else if(pstats->bICV)
6107 rcvType = 3;
6108
6109 if(pstats->bShortPreamble)
6110 preamble_guardinterval = 1;// short
6111 else
6112 preamble_guardinterval = 0;// long
6113
6114 switch(pstats->rate)
6115 {
6116 //
6117 // CCK rate
6118 //
6119 case MGN_1M: rateIndex = 0; break;
6120 case MGN_2M: rateIndex = 1; break;
6121 case MGN_5_5M: rateIndex = 2; break;
6122 case MGN_11M: rateIndex = 3; break;
6123 //
6124 // Legacy OFDM rate
6125 //
6126 case MGN_6M: rateIndex = 4; break;
6127 case MGN_9M: rateIndex = 5; break;
6128 case MGN_12M: rateIndex = 6; break;
6129 case MGN_18M: rateIndex = 7; break;
6130 case MGN_24M: rateIndex = 8; break;
6131 case MGN_36M: rateIndex = 9; break;
6132 case MGN_48M: rateIndex = 10; break;
6133 case MGN_54M: rateIndex = 11; break;
6134 //
6135 // 11n High throughput rate
6136 //
6137 case MGN_MCS0: rateIndex = 12; break;
6138 case MGN_MCS1: rateIndex = 13; break;
6139 case MGN_MCS2: rateIndex = 14; break;
6140 case MGN_MCS3: rateIndex = 15; break;
6141 case MGN_MCS4: rateIndex = 16; break;
6142 case MGN_MCS5: rateIndex = 17; break;
6143 case MGN_MCS6: rateIndex = 18; break;
6144 case MGN_MCS7: rateIndex = 19; break;
6145 case MGN_MCS8: rateIndex = 20; break;
6146 case MGN_MCS9: rateIndex = 21; break;
6147 case MGN_MCS10: rateIndex = 22; break;
6148 case MGN_MCS11: rateIndex = 23; break;
6149 case MGN_MCS12: rateIndex = 24; break;
6150 case MGN_MCS13: rateIndex = 25; break;
6151 case MGN_MCS14: rateIndex = 26; break;
6152 case MGN_MCS15: rateIndex = 27; break;
6153 default: rateIndex = 28; break;
6154 }
6155 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
6156 priv->stats.received_rate_histogram[0][rateIndex]++; //total
6157 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
6158 }
6159
6160 static void rtl8192_rx(struct net_device *dev)
6161 {
6162 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6163 struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
6164 bool unicast_packet = false;
6165 struct ieee80211_rx_stats stats = {
6166 .signal = 0,
6167 .noise = -98,
6168 .rate = 0,
6169 .freq = IEEE80211_24GHZ_BAND,
6170 };
6171 unsigned int count = priv->rxringcount;
6172
6173 stats.nic_type = NIC_8192E;
6174
6175 while (count--) {
6176 rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
6177 struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
6178
6179 if (pdesc->OWN){
6180 /* wait data to be filled by hardware */
6181 return;
6182 } else {
6183 stats.bICV = pdesc->ICV;
6184 stats.bCRC = pdesc->CRC32;
6185 stats.bHwError = pdesc->CRC32 | pdesc->ICV;
6186
6187 stats.Length = pdesc->Length;
6188 if(stats.Length < 24)
6189 stats.bHwError |= 1;
6190
6191 if(stats.bHwError) {
6192 stats.bShift = false;
6193
6194 if(pdesc->CRC32) {
6195 if (pdesc->Length <500)
6196 priv->stats.rxcrcerrmin++;
6197 else if (pdesc->Length >1000)
6198 priv->stats.rxcrcerrmax++;
6199 else
6200 priv->stats.rxcrcerrmid++;
6201 }
6202 goto done;
6203 } else {
6204 prx_fwinfo_819x_pci pDrvInfo = NULL;
6205 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
6206
6207 if (unlikely(!new_skb)) {
6208 goto done;
6209 }
6210
6211 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
6212 stats.RxBufShift = ((pdesc->Shift)&0x03);
6213 stats.Decrypted = !pdesc->SWDec;
6214
6215 pci_dma_sync_single_for_cpu(priv->pdev,
6216 *((dma_addr_t *)skb->cb),
6217 priv->rxbuffersize,
6218 PCI_DMA_FROMDEVICE);
6219 skb_put(skb, pdesc->Length);
6220 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
6221 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
6222
6223 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
6224 stats.bShortPreamble = pDrvInfo->SPLCP;
6225
6226 /* it is debug only. It should be disabled in released driver.
6227 * 2007.1.11 by Emily
6228 * */
6229 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
6230
6231 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
6232 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
6233
6234 stats.TimeStampLow = pDrvInfo->TSFL;
6235 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
6236
6237 UpdateRxPktTimeStamp8190(dev, &stats);
6238
6239 //
6240 // Get Total offset of MPDU Frame Body
6241 //
6242 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
6243 stats.bShift = 1;
6244
6245 stats.RxIs40MHzPacket = pDrvInfo->BW;
6246
6247 /* ???? */
6248 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
6249
6250 /* Rx A-MPDU */
6251 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
6252 RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
6253 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
6254 skb_trim(skb, skb->len - 4/*sCrcLng*/);
6255 /* rx packets statistics */
6256 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
6257 unicast_packet = false;
6258
6259 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
6260 //TODO
6261 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
6262 //TODO
6263 }else {
6264 /* unicast packet */
6265 unicast_packet = true;
6266 }
6267
6268 stats.packetlength = stats.Length-4;
6269 stats.fraglength = stats.packetlength;
6270 stats.fragoffset = 0;
6271 stats.ntotalfrag = 1;
6272
6273 if(!ieee80211_rtl_rx(priv->ieee80211, skb, &stats)){
6274 dev_kfree_skb_any(skb);
6275 } else {
6276 priv->stats.rxok++;
6277 if(unicast_packet) {
6278 priv->stats.rxbytesunicast += skb->len;
6279 }
6280 }
6281
6282 skb = new_skb;
6283 priv->rx_buf[priv->rx_idx] = skb;
6284 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
6285 }
6286
6287 }
6288 done:
6289 pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
6290 pdesc->OWN = 1;
6291 pdesc->Length = priv->rxbuffersize;
6292 if (priv->rx_idx == priv->rxringcount-1)
6293 pdesc->EOR = 1;
6294 priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
6295 }
6296
6297 }
6298
6299 static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
6300 {
6301 rtl8192_rx(priv->ieee80211->dev);
6302 /* unmask RDU */
6303 write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
6304 }
6305
6306 static const struct net_device_ops rtl8192_netdev_ops = {
6307 .ndo_open = rtl8192_open,
6308 .ndo_stop = rtl8192_close,
6309 /* .ndo_get_stats = rtl8192_stats, */
6310 .ndo_tx_timeout = tx_timeout,
6311 .ndo_do_ioctl = rtl8192_ioctl,
6312 .ndo_set_multicast_list = r8192_set_multicast,
6313 .ndo_set_mac_address = r8192_set_mac_adr,
6314 .ndo_start_xmit = ieee80211_rtl_xmit,
6315 };
6316
6317 /****************************************************************************
6318 ---------------------------- PCI_STUFF---------------------------
6319 *****************************************************************************/
6320
6321 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
6322 const struct pci_device_id *id)
6323 {
6324 unsigned long ioaddr = 0;
6325 struct net_device *dev = NULL;
6326 struct r8192_priv *priv= NULL;
6327 u8 unit = 0;
6328
6329 #ifdef CONFIG_RTL8192_IO_MAP
6330 unsigned long pio_start, pio_len, pio_flags;
6331 #else
6332 unsigned long pmem_start, pmem_len, pmem_flags;
6333 #endif //end #ifdef RTL_IO_MAP
6334
6335 RT_TRACE(COMP_INIT,"Configuring chip resources");
6336
6337 if( pci_enable_device (pdev) ){
6338 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
6339 return -EIO;
6340 }
6341
6342 pci_set_master(pdev);
6343 //pci_set_wmi(pdev);
6344 pci_set_dma_mask(pdev, 0xffffff00ULL);
6345 pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
6346 dev = alloc_ieee80211(sizeof(struct r8192_priv));
6347 if (!dev)
6348 return -ENOMEM;
6349
6350 pci_set_drvdata(pdev, dev);
6351 SET_NETDEV_DEV(dev, &pdev->dev);
6352 priv = ieee80211_priv(dev);
6353 priv->ieee80211 = netdev_priv(dev);
6354 priv->pdev=pdev;
6355 if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
6356 priv->ieee80211->bSupportRemoteWakeUp = 1;
6357 } else
6358 {
6359 priv->ieee80211->bSupportRemoteWakeUp = 0;
6360 }
6361
6362 #ifdef CONFIG_RTL8192_IO_MAP
6363
6364 pio_start = (unsigned long)pci_resource_start (pdev, 0);
6365 pio_len = (unsigned long)pci_resource_len (pdev, 0);
6366 pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
6367
6368 if (!(pio_flags & IORESOURCE_IO)) {
6369 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
6370 goto fail;
6371 }
6372
6373 //DMESG("IO space @ 0x%08lx", pio_start );
6374 if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
6375 RT_TRACE(COMP_ERR,"request_region failed!");
6376 goto fail;
6377 }
6378
6379 ioaddr = pio_start;
6380 dev->base_addr = ioaddr; // device I/O address
6381
6382 #else
6383
6384 pmem_start = pci_resource_start(pdev, 1);
6385 pmem_len = pci_resource_len(pdev, 1);
6386 pmem_flags = pci_resource_flags (pdev, 1);
6387
6388 if (!(pmem_flags & IORESOURCE_MEM)) {
6389 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
6390 goto fail;
6391 }
6392
6393 //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
6394 if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
6395 RT_TRACE(COMP_ERR,"request_mem_region failed!");
6396 goto fail;
6397 }
6398
6399
6400 ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
6401 if( ioaddr == (unsigned long)NULL ){
6402 RT_TRACE(COMP_ERR,"ioremap failed!");
6403 // release_mem_region( pmem_start, pmem_len );
6404 goto fail1;
6405 }
6406
6407 dev->mem_start = ioaddr; // shared mem start
6408 dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
6409
6410 #endif //end #ifdef RTL_IO_MAP
6411
6412 /* We disable the RETRY_TIMEOUT register (0x41) to keep
6413 * PCI Tx retries from interfering with C3 CPU state */
6414 pci_write_config_byte(pdev, 0x41, 0x00);
6415
6416
6417 pci_read_config_byte(pdev, 0x05, &unit);
6418 pci_write_config_byte(pdev, 0x05, unit & (~0x04));
6419
6420 dev->irq = pdev->irq;
6421 priv->irq = 0;
6422
6423 dev->netdev_ops = &rtl8192_netdev_ops;
6424 #if 0
6425 dev->open = rtl8192_open;
6426 dev->stop = rtl8192_close;
6427 //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit;
6428 dev->tx_timeout = tx_timeout;
6429 //dev->wireless_handlers = &r8192_wx_handlers_def;
6430 dev->do_ioctl = rtl8192_ioctl;
6431 dev->set_multicast_list = r8192_set_multicast;
6432 dev->set_mac_address = r8192_set_mac_adr;
6433 #endif
6434
6435 //DMESG("Oops: i'm coming\n");
6436 #if WIRELESS_EXT >= 12
6437 #if WIRELESS_EXT < 17
6438 dev->get_wireless_stats = r8192_get_wireless_stats;
6439 #endif
6440 dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def;
6441 #endif
6442 //dev->get_wireless_stats = r8192_get_wireless_stats;
6443 dev->type=ARPHRD_ETHER;
6444
6445 dev->watchdog_timeo = HZ*3; //modified by john, 0805
6446
6447 if (dev_alloc_name(dev, ifname) < 0){
6448 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
6449 strcpy(ifname, "wlan%d");
6450 dev_alloc_name(dev, ifname);
6451 }
6452
6453 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
6454 if(rtl8192_init(dev)!=0){
6455 RT_TRACE(COMP_ERR, "Initialization failed");
6456 goto fail;
6457 }
6458
6459 netif_carrier_off(dev);
6460 netif_stop_queue(dev);
6461
6462 register_netdev(dev);
6463 RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
6464 rtl8192_proc_init_one(dev);
6465
6466
6467 RT_TRACE(COMP_INIT, "Driver probe completed\n");
6468 return 0;
6469
6470 fail1:
6471
6472 #ifdef CONFIG_RTL8180_IO_MAP
6473
6474 if( dev->base_addr != 0 ){
6475
6476 release_region(dev->base_addr,
6477 pci_resource_len(pdev, 0) );
6478 }
6479 #else
6480 if( dev->mem_start != (unsigned long)NULL ){
6481 iounmap( (void *)dev->mem_start );
6482 release_mem_region( pci_resource_start(pdev, 1),
6483 pci_resource_len(pdev, 1) );
6484 }
6485 #endif //end #ifdef RTL_IO_MAP
6486
6487 fail:
6488 if(dev){
6489
6490 if (priv->irq) {
6491 free_irq(dev->irq, dev);
6492 dev->irq=0;
6493 }
6494 free_ieee80211(dev);
6495 }
6496
6497 pci_disable_device(pdev);
6498
6499 DMESG("wlan driver load failed\n");
6500 pci_set_drvdata(pdev, NULL);
6501 return -ENODEV;
6502
6503 }
6504
6505 /* detach all the work and timer structure declared or inititialized
6506 * in r8192_init function.
6507 * */
6508 void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
6509 {
6510 /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
6511 * is or is newer than 2.6.20 and work structure is defined to be struct work_struct.
6512 * Otherwise call cancel_delayed_work is enough.
6513 * FIXME (2.6.20 should 2.6.22, work_struct should not cancel)
6514 * */
6515 cancel_delayed_work(&priv->watch_dog_wq);
6516 cancel_delayed_work(&priv->update_beacon_wq);
6517 cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
6518 cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
6519 #ifdef RTL8192E
6520 cancel_delayed_work(&priv->gpio_change_rf_wq);
6521 #endif
6522 cancel_work_sync(&priv->reset_wq);
6523 cancel_work_sync(&priv->qos_activate);
6524 //cancel_work_sync(&priv->SetBWModeWorkItem);
6525 //cancel_work_sync(&priv->SwChnlWorkItem);
6526
6527 }
6528
6529
6530 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
6531 {
6532 struct net_device *dev = pci_get_drvdata(pdev);
6533 struct r8192_priv *priv ;
6534
6535 if(dev){
6536
6537 unregister_netdev(dev);
6538
6539 priv=ieee80211_priv(dev);
6540
6541 rtl8192_proc_remove_one(dev);
6542
6543 rtl8192_down(dev);
6544 if (priv->pFirmware)
6545 {
6546 vfree(priv->pFirmware);
6547 priv->pFirmware = NULL;
6548 }
6549 // priv->rf_close(dev);
6550 // rtl8192_usb_deleteendpoints(dev);
6551 destroy_workqueue(priv->priv_wq);
6552 /* redundant with rtl8192_down */
6553 // rtl8192_irq_disable(dev);
6554 // rtl8192_reset(dev);
6555 // mdelay(10);
6556 {
6557 u32 i;
6558 /* free tx/rx rings */
6559 rtl8192_free_rx_ring(dev);
6560 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
6561 rtl8192_free_tx_ring(dev, i);
6562 }
6563 }
6564 if(priv->irq){
6565
6566 printk("Freeing irq %d\n",dev->irq);
6567 free_irq(dev->irq, dev);
6568 priv->irq=0;
6569
6570 }
6571
6572
6573
6574 // free_beacon_desc_ring(dev,priv->txbeaconcount);
6575
6576 #ifdef CONFIG_RTL8180_IO_MAP
6577
6578 if( dev->base_addr != 0 ){
6579
6580 release_region(dev->base_addr,
6581 pci_resource_len(pdev, 0) );
6582 }
6583 #else
6584 if( dev->mem_start != (unsigned long)NULL ){
6585 iounmap( (void *)dev->mem_start );
6586 release_mem_region( pci_resource_start(pdev, 1),
6587 pci_resource_len(pdev, 1) );
6588 }
6589 #endif /*end #ifdef RTL_IO_MAP*/
6590 free_ieee80211(dev);
6591
6592 }
6593
6594 pci_disable_device(pdev);
6595 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
6596 }
6597
6598 extern int ieee80211_rtl_init(void);
6599 extern void ieee80211_rtl_exit(void);
6600
6601 static int __init rtl8192_pci_module_init(void)
6602 {
6603 int retval;
6604
6605 retval = ieee80211_rtl_init();
6606 if (retval)
6607 return retval;
6608
6609 printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
6610 printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
6611 RT_TRACE(COMP_INIT, "Initializing module");
6612 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
6613 rtl8192_proc_module_init();
6614 if(0!=pci_register_driver(&rtl8192_pci_driver))
6615 {
6616 DMESG("No device found");
6617 /*pci_unregister_driver (&rtl8192_pci_driver);*/
6618 return -ENODEV;
6619 }
6620 return 0;
6621 }
6622
6623
6624 static void __exit rtl8192_pci_module_exit(void)
6625 {
6626 pci_unregister_driver(&rtl8192_pci_driver);
6627
6628 RT_TRACE(COMP_DOWN, "Exiting");
6629 rtl8192_proc_module_remove();
6630 ieee80211_rtl_exit();
6631 }
6632
6633 //warning message WB
6634 static irqreturn_t rtl8192_interrupt(int irq, void *netdev)
6635 {
6636 struct net_device *dev = (struct net_device *) netdev;
6637 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6638 unsigned long flags;
6639 u32 inta;
6640 /* We should return IRQ_NONE, but for now let me keep this */
6641 if(priv->irq_enabled == 0){
6642 return IRQ_HANDLED;
6643 }
6644
6645 spin_lock_irqsave(&priv->irq_th_lock,flags);
6646
6647 //ISR: 4bytes
6648
6649 inta = read_nic_dword(dev, ISR);// & priv->IntrMask;
6650 write_nic_dword(dev,ISR,inta); // reset int situation
6651
6652 priv->stats.shints++;
6653 //DMESG("Enter interrupt, ISR value = 0x%08x", inta);
6654 if(!inta){
6655 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6656 return IRQ_HANDLED;
6657 /*
6658 most probably we can safely return IRQ_NONE,
6659 but for now is better to avoid problems
6660 */
6661 }
6662
6663 if(inta == 0xffff){
6664 /* HW disappared */
6665 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6666 return IRQ_HANDLED;
6667 }
6668
6669 priv->stats.ints++;
6670 #ifdef DEBUG_IRQ
6671 DMESG("NIC irq %x",inta);
6672 #endif
6673 //priv->irqpending = inta;
6674
6675
6676 if(!netif_running(dev)) {
6677 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6678 return IRQ_HANDLED;
6679 }
6680
6681 if(inta & IMR_TIMEOUT0){
6682 // write_nic_dword(dev, TimerInt, 0);
6683 //DMESG("=================>waking up");
6684 // rtl8180_hw_wakeup(dev);
6685 }
6686
6687 if(inta & IMR_TBDOK){
6688 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6689 rtl8192_tx_isr(dev, BEACON_QUEUE);
6690 priv->stats.txbeaconokint++;
6691 }
6692
6693 if(inta & IMR_TBDER){
6694 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6695 rtl8192_tx_isr(dev, BEACON_QUEUE);
6696 priv->stats.txbeaconerr++;
6697 }
6698
6699 if(inta & IMR_MGNTDOK ) {
6700 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
6701 priv->stats.txmanageokint++;
6702 rtl8192_tx_isr(dev,MGNT_QUEUE);
6703
6704 }
6705
6706 if(inta & IMR_COMDOK)
6707 {
6708 priv->stats.txcmdpktokint++;
6709 rtl8192_tx_isr(dev,TXCMD_QUEUE);
6710 }
6711
6712 if(inta & IMR_ROK){
6713 #ifdef DEBUG_RX
6714 DMESG("Frame arrived !");
6715 #endif
6716 priv->stats.rxint++;
6717 tasklet_schedule(&priv->irq_rx_tasklet);
6718 }
6719
6720 if(inta & IMR_BcnInt) {
6721 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
6722 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
6723 }
6724
6725 if(inta & IMR_RDU){
6726 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
6727 priv->stats.rxrdu++;
6728 /* reset int situation */
6729 write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
6730 tasklet_schedule(&priv->irq_rx_tasklet);
6731 }
6732
6733 if(inta & IMR_RXFOVW){
6734 RT_TRACE(COMP_INTR, "rx overflow !\n");
6735 priv->stats.rxoverflow++;
6736 tasklet_schedule(&priv->irq_rx_tasklet);
6737 }
6738
6739 if(inta & IMR_TXFOVW) priv->stats.txoverflow++;
6740
6741 if(inta & IMR_BKDOK){
6742 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
6743 priv->stats.txbkokint++;
6744 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6745 rtl8192_tx_isr(dev,BK_QUEUE);
6746 rtl8192_try_wake_queue(dev, BK_QUEUE);
6747 }
6748
6749 if(inta & IMR_BEDOK){
6750 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
6751 priv->stats.txbeokint++;
6752 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6753 rtl8192_tx_isr(dev,BE_QUEUE);
6754 rtl8192_try_wake_queue(dev, BE_QUEUE);
6755 }
6756
6757 if(inta & IMR_VIDOK){
6758 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
6759 priv->stats.txviokint++;
6760 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6761 rtl8192_tx_isr(dev,VI_QUEUE);
6762 rtl8192_try_wake_queue(dev, VI_QUEUE);
6763 }
6764
6765 if(inta & IMR_VODOK){
6766 priv->stats.txvookint++;
6767 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6768 rtl8192_tx_isr(dev,VO_QUEUE);
6769 rtl8192_try_wake_queue(dev, VO_QUEUE);
6770 }
6771
6772 force_pci_posting(dev);
6773 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6774
6775 return IRQ_HANDLED;
6776 }
6777
6778 static void rtl8192_try_wake_queue(struct net_device *dev, int pri)
6779 {
6780 #if 0
6781 unsigned long flags;
6782 short enough_desc;
6783 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6784
6785 spin_lock_irqsave(&priv->tx_lock,flags);
6786 enough_desc = check_nic_enough_desc(dev,pri);
6787 spin_unlock_irqrestore(&priv->tx_lock,flags);
6788
6789 if(enough_desc)
6790 ieee80211_rtl_wake_queue(priv->ieee80211);
6791 #endif
6792 }
6793
6794
6795 void EnableHWSecurityConfig8192(struct net_device *dev)
6796 {
6797 u8 SECR_value = 0x0;
6798 // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev);
6799 //printk("==>ieee1:%p, dev:%p\n", ieee1, dev);
6800 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6801 struct ieee80211_device* ieee = priv->ieee80211;
6802 //printk("==>ieee:%p, dev:%p\n", ieee, dev);
6803 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
6804 #if 1
6805 if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
6806 {
6807 SECR_value |= SCR_RxUseDK;
6808 SECR_value |= SCR_TxUseDK;
6809 }
6810 else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
6811 {
6812 SECR_value |= SCR_RxUseDK;
6813 SECR_value |= SCR_TxUseDK;
6814 }
6815
6816 #endif
6817
6818 //add HWSec active enable here.
6819 //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
6820 ieee->hwsec_active = 1;
6821
6822 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
6823 {
6824 ieee->hwsec_active = 0;
6825 SECR_value &= ~SCR_RxDecEnable;
6826 }
6827
6828 RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__, \
6829 ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
6830 {
6831 write_nic_byte(dev, SECR, SECR_value);//SECR_value | SCR_UseDK );
6832 }
6833
6834 }
6835 #define TOTAL_CAM_ENTRY 32
6836 //#define CAM_CONTENT_COUNT 8
6837 void setKey( struct net_device *dev,
6838 u8 EntryNo,
6839 u8 KeyIndex,
6840 u16 KeyType,
6841 const u8 *MacAddr,
6842 u8 DefaultKey,
6843 u32 *KeyContent )
6844 {
6845 u32 TargetCommand = 0;
6846 u32 TargetContent = 0;
6847 u16 usConfig = 0;
6848 u8 i;
6849 #ifdef ENABLE_IPS
6850 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6851 RT_RF_POWER_STATE rtState;
6852 rtState = priv->ieee80211->eRFPowerState;
6853 if(priv->ieee80211->PowerSaveControl.bInactivePs){
6854 if(rtState == eRfOff){
6855 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6856 {
6857 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6858 //up(&priv->wx_sem);
6859 return ;
6860 }
6861 else{
6862 down(&priv->ieee80211->ips_sem);
6863 IPSLeave(dev);
6864 up(&priv->ieee80211->ips_sem);
6865 }
6866 }
6867 }
6868 priv->ieee80211->is_set_key = true;
6869 #endif
6870 if (EntryNo >= TOTAL_CAM_ENTRY)
6871 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6872
6873 RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n", dev,EntryNo, KeyIndex, KeyType, MacAddr);
6874
6875 if (DefaultKey)
6876 usConfig |= BIT15 | (KeyType<<2);
6877 else
6878 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6879 // usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6880
6881
6882 for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6883 TargetCommand = i+CAM_CONTENT_COUNT*EntryNo;
6884 TargetCommand |= BIT31|BIT16;
6885
6886 if(i==0){//MAC|Config
6887 TargetContent = (u32)(*(MacAddr+0)) << 16|
6888 (u32)(*(MacAddr+1)) << 24|
6889 (u32)usConfig;
6890
6891 write_nic_dword(dev, WCAMI, TargetContent);
6892 write_nic_dword(dev, RWCAM, TargetCommand);
6893 // printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo));
6894 }
6895 else if(i==1){//MAC
6896 TargetContent = (u32)(*(MacAddr+2)) |
6897 (u32)(*(MacAddr+3)) << 8|
6898 (u32)(*(MacAddr+4)) << 16|
6899 (u32)(*(MacAddr+5)) << 24;
6900 write_nic_dword(dev, WCAMI, TargetContent);
6901 write_nic_dword(dev, RWCAM, TargetCommand);
6902 }
6903 else { //Key Material
6904 if(KeyContent != NULL)
6905 {
6906 write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6907 write_nic_dword(dev, RWCAM, TargetCommand);
6908 }
6909 }
6910 }
6911 RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6912 }
6913 // This function seems not ready! WB
6914 void CamPrintDbgReg(struct net_device* dev)
6915 {
6916 unsigned long rvalue;
6917 unsigned char ucValue;
6918 write_nic_dword(dev, DCAM, 0x80000000);
6919 msleep(40);
6920 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6921 RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue);
6922 if((rvalue & 0x40000000) != 0x4000000)
6923 RT_TRACE(COMP_SEC, "-->TX Key Not Found ");
6924 msleep(20);
6925 write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40);
6926 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6927 RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue);
6928 if((rvalue & 0x40000000) != 0x4000000)
6929 RT_TRACE(COMP_SEC, "-->CAM Key Not Found ");
6930 ucValue = read_nic_byte(dev, SECR);
6931 RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue);
6932 }
6933
6934 bool NicIFEnableNIC(struct net_device* dev)
6935 {
6936 RT_STATUS init_status = RT_STATUS_SUCCESS;
6937 struct r8192_priv* priv = ieee80211_priv(dev);
6938 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
6939
6940 //YJ,add,091109
6941 if (priv->up == 0){
6942 RT_TRACE(COMP_ERR, "ERR!!! %s(): Driver is already down!\n",__FUNCTION__);
6943 priv->bdisable_nic = false; //YJ,add,091111
6944 return false;
6945 }
6946 // <1> Reset memory: descriptor, buffer,..
6947 //NicIFResetMemory(Adapter);
6948
6949 // <2> Enable Adapter
6950 //printk("===========>%s()\n",__FUNCTION__);
6951 //priv->bfirst_init = true;
6952 init_status = rtl8192_adapter_start(dev);
6953 if (init_status != RT_STATUS_SUCCESS) {
6954 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
6955 priv->bdisable_nic = false; //YJ,add,091111
6956 return -1;
6957 }
6958 //printk("start adapter finished\n");
6959 RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
6960 //priv->bfirst_init = false;
6961
6962 // <3> Enable Interrupt
6963 rtl8192_irq_enable(dev);
6964 priv->bdisable_nic = false;
6965 //RT_TRACE(COMP_PS,"<===========%s()\n",__FUNCTION__);
6966 return (init_status == RT_STATUS_SUCCESS) ? true:false;
6967 }
6968 bool NicIFDisableNIC(struct net_device* dev)
6969 {
6970 bool status = true;
6971 struct r8192_priv* priv = ieee80211_priv(dev);
6972 u8 tmp_state = 0;
6973 // <1> Disable Interrupt
6974 //RT_TRACE(COMP_PS, "=========>%s()\n",__FUNCTION__);
6975 priv->bdisable_nic = true; //YJ,move,091109
6976 tmp_state = priv->ieee80211->state;
6977
6978 ieee80211_softmac_stop_protocol(priv->ieee80211, false);
6979
6980 priv->ieee80211->state = tmp_state;
6981 rtl8192_cancel_deferred_work(priv);
6982 rtl8192_irq_disable(dev);
6983 // <2> Stop all timer
6984
6985 // <3> Disable Adapter
6986 rtl8192_halt_adapter(dev, false);
6987 // priv->bdisable_nic = true;
6988 //RT_TRACE(COMP_PS, "<=========%s()\n",__FUNCTION__);
6989
6990 return status;
6991 }
6992
6993
6994 /***************************************************************************
6995 ------------------- module init / exit stubs ----------------
6996 ****************************************************************************/
6997 module_init(rtl8192_pci_module_init);
6998 module_exit(rtl8192_pci_module_exit);
Linux kernel - Deliverables
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