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Staging: rtl8192e: remove unused functions
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / staging / rtl8192e / r8192E_core.c
blob9a0ff9ce6944c9e207cd6b681819af59dcab1e0f
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 #ifndef CONFIG_FORCE_HARD_FLOAT
28 double __floatsidf (int i) { return i; }
29 unsigned int __fixunsdfsi (double d) { return d; }
30 double __adddf3(double a, double b) { return a+b; }
31 double __addsf3(float a, float b) { return a+b; }
32 double __subdf3(double a, double b) { return a-b; }
33 double __extendsfdf2(float a) {return a;}
34 #endif
35
36 #undef LOOP_TEST
37 #undef RX_DONT_PASS_UL
38 #undef DEBUG_EPROM
39 #undef DEBUG_RX_VERBOSE
40 #undef DUMMY_RX
41 #undef DEBUG_ZERO_RX
42 #undef DEBUG_RX_SKB
43 #undef DEBUG_TX_FRAG
44 #undef DEBUG_RX_FRAG
45 #undef DEBUG_TX_FILLDESC
46 #undef DEBUG_TX
47 #undef DEBUG_IRQ
48 #undef DEBUG_RX
49 #undef DEBUG_RXALLOC
50 #undef DEBUG_REGISTERS
51 #undef DEBUG_RING
52 #undef DEBUG_IRQ_TASKLET
53 #undef DEBUG_TX_ALLOC
54 #undef DEBUG_TX_DESC
55
56 //#define CONFIG_RTL8192_IO_MAP
57 #include <asm/uaccess.h>
58 #include "r8192E_hw.h"
59 #include "r8192E.h"
60 #include "r8190_rtl8256.h" /* RTL8225 Radio frontend */
61 #include "r8180_93cx6.h" /* Card EEPROM */
62 #include "r8192E_wx.h"
63 #include "r819xE_phy.h" //added by WB 4.30.2008
64 #include "r819xE_phyreg.h"
65 #include "r819xE_cmdpkt.h"
66 #include "r8192E_dm.h"
67 //#include "r8192xU_phyreg.h"
68 //#include <linux/usb.h>
69 // FIXME: check if 2.6.7 is ok
70
71 #ifdef CONFIG_PM_RTL
72 #include "r8192_pm.h"
73 #endif
74
75 #ifdef ENABLE_DOT11D
76 #include "dot11d.h"
77 #endif
78
79 //set here to open your trace code. //WB
80 u32 rt_global_debug_component = \
81 // COMP_INIT |
82 // COMP_EPROM |
83 // COMP_PHY |
84 // COMP_RF |
85 COMP_FIRMWARE |
86 // COMP_TRACE |
87 // COMP_DOWN |
88 // COMP_SWBW |
89 // COMP_SEC |
90 // COMP_QOS |
91 // COMP_RATE |
92 // COMP_RECV |
93 // COMP_SEND |
94 // COMP_POWER |
95 // COMP_EVENTS |
96 // COMP_RESET |
97 // COMP_CMDPKT |
98 // COMP_POWER_TRACKING |
99 // COMP_INTR |
100 COMP_ERR ; //always open err flags on
101 #ifndef PCI_DEVICE
102 #define PCI_DEVICE(vend,dev)\
103 .vendor=(vend),.device=(dev),\
104 .subvendor=PCI_ANY_ID,.subdevice=PCI_ANY_ID
105 #endif
106 static struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = {
107 #ifdef RTL8190P
108 /* Realtek */
109 /* Dlink */
110 { PCI_DEVICE(0x10ec, 0x8190) },
111 /* Corega */
112 { PCI_DEVICE(0x07aa, 0x0045) },
113 { PCI_DEVICE(0x07aa, 0x0046) },
114 #else
115 /* Realtek */
116 { PCI_DEVICE(0x10ec, 0x8192) },
117
118 /* Corega */
119 { PCI_DEVICE(0x07aa, 0x0044) },
120 { PCI_DEVICE(0x07aa, 0x0047) },
121 #endif
122 {}
123 };
124
125 static char* ifname = "wlan%d";
126 #if 0
127 static int hwseqnum = 0;
128 static int hwwep = 0;
129 #endif
130 static int hwwep = 1; //default use hw. set 0 to use software security
131 static int channels = 0x3fff;
132
133 MODULE_LICENSE("GPL");
134 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
135 MODULE_VERSION("V 1.1");
136 #endif
137 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
138 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
139 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
140
141 #if 0
142 MODULE_PARM(ifname,"s");
143 MODULE_PARM_DESC(devname," Net interface name, wlan%d=default");
144
145 MODULE_PARM(hwseqnum,"i");
146 MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
147
148 MODULE_PARM(hwwep,"i");
149 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
150
151 MODULE_PARM(channels,"i");
152 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
153 #endif
154
155 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 9)
156 module_param(ifname, charp, S_IRUGO|S_IWUSR );
157 //module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
158 module_param(hwwep,int, S_IRUGO|S_IWUSR);
159 module_param(channels,int, S_IRUGO|S_IWUSR);
160 #else
161 MODULE_PARM(ifname, "s");
162 //MODULE_PARM(hwseqnum,"i");
163 MODULE_PARM(hwwep,"i");
164 MODULE_PARM(channels,"i");
165 #endif
166
167 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
168 //MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
169 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
170 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
171
172 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
173 const struct pci_device_id *id);
174 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
175
176 static struct pci_driver rtl8192_pci_driver = {
177 .name = RTL819xE_MODULE_NAME, /* Driver name */
178 .id_table = rtl8192_pci_id_tbl, /* PCI_ID table */
179 .probe = rtl8192_pci_probe, /* probe fn */
180 .remove = __devexit_p(rtl8192_pci_disconnect), /* remove fn */
181 #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0)
182 #ifdef CONFIG_PM_RTL
183 .suspend = rtl8192E_suspend, /* PM suspend fn */
184 .resume = rtl8192E_resume, /* PM resume fn */
185 #else
186 .suspend = NULL, /* PM suspend fn */
187 .resume = NULL, /* PM resume fn */
188 #endif
189 #endif
190 };
191
192 #ifdef ENABLE_DOT11D
193
194 typedef struct _CHANNEL_LIST
195 {
196 u8 Channel[32];
197 u8 Len;
198 }CHANNEL_LIST, *PCHANNEL_LIST;
199
200 static CHANNEL_LIST ChannelPlan[] = {
201 {{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
202 {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC
203 {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI
204 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Spain. Change to ETSI.
205 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //France. Change to ETSI.
206 {{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
207 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
208 {{1,2,3,4,5,6,7,8,9,10,11,12,13},13}, //Israel.
209 {{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
210 {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22}, //MIC
211 {{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
212 };
213
214 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
215 {
216 int i, max_chan=-1, min_chan=-1;
217 struct ieee80211_device* ieee = priv->ieee80211;
218 switch (channel_plan)
219 {
220 case COUNTRY_CODE_FCC:
221 case COUNTRY_CODE_IC:
222 case COUNTRY_CODE_ETSI:
223 case COUNTRY_CODE_SPAIN:
224 case COUNTRY_CODE_FRANCE:
225 case COUNTRY_CODE_MKK:
226 case COUNTRY_CODE_MKK1:
227 case COUNTRY_CODE_ISRAEL:
228 case COUNTRY_CODE_TELEC:
229 case COUNTRY_CODE_MIC:
230 {
231 Dot11d_Init(ieee);
232 ieee->bGlobalDomain = false;
233 //acturally 8225 & 8256 rf chip only support B,G,24N mode
234 if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
235 {
236 min_chan = 1;
237 max_chan = 14;
238 }
239 else
240 {
241 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
242 }
243 if (ChannelPlan[channel_plan].Len != 0){
244 // Clear old channel map
245 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
246 // Set new channel map
247 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
248 {
249 if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
250 break;
251 GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
252 }
253 }
254 break;
255 }
256 case COUNTRY_CODE_GLOBAL_DOMAIN:
257 {
258 GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
259 Dot11d_Reset(ieee);
260 ieee->bGlobalDomain = true;
261 break;
262 }
263 default:
264 break;
265 }
266 }
267 #endif
268
269
270 #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 )
271 /* 2007/07/25 MH Defien temp tx fw info. */
272 static TX_FWINFO_T Tmp_TxFwInfo;
273
274
275 #define rx_hal_is_cck_rate(_pdrvinfo)\
276 (_pdrvinfo->RxRate == DESC90_RATE1M ||\
277 _pdrvinfo->RxRate == DESC90_RATE2M ||\
278 _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
279 _pdrvinfo->RxRate == DESC90_RATE11M) &&\
280 !_pdrvinfo->RxHT\
281
282
283 void CamResetAllEntry(struct net_device *dev)
284 {
285 //u8 ucIndex;
286 u32 ulcommand = 0;
287
288 #if 1
289 ulcommand |= BIT31|BIT30;
290 write_nic_dword(dev, RWCAM, ulcommand);
291 #else
292 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
293 CAM_mark_invalid(dev, ucIndex);
294 for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
295 CAM_empty_entry(dev, ucIndex);
296 #endif
297 }
298
299
300 void write_cam(struct net_device *dev, u8 addr, u32 data)
301 {
302 write_nic_dword(dev, WCAMI, data);
303 write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
304 }
305 u32 read_cam(struct net_device *dev, u8 addr)
306 {
307 write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
308 return read_nic_dword(dev, 0xa8);
309 }
310
311 ////////////////////////////////////////////////////////////
312 #ifdef CONFIG_RTL8180_IO_MAP
313
314 u8 read_nic_byte(struct net_device *dev, int x)
315 {
316 return 0xff&inb(dev->base_addr +x);
317 }
318
319 u32 read_nic_dword(struct net_device *dev, int x)
320 {
321 return inl(dev->base_addr +x);
322 }
323
324 u16 read_nic_word(struct net_device *dev, int x)
325 {
326 return inw(dev->base_addr +x);
327 }
328
329 void write_nic_byte(struct net_device *dev, int x,u8 y)
330 {
331 outb(y&0xff,dev->base_addr +x);
332 }
333
334 void write_nic_word(struct net_device *dev, int x,u16 y)
335 {
336 outw(y,dev->base_addr +x);
337 }
338
339 void write_nic_dword(struct net_device *dev, int x,u32 y)
340 {
341 outl(y,dev->base_addr +x);
342 }
343
344 #else /* RTL_IO_MAP */
345
346 u8 read_nic_byte(struct net_device *dev, int x)
347 {
348 return 0xff&readb((u8*)dev->mem_start +x);
349 }
350
351 u32 read_nic_dword(struct net_device *dev, int x)
352 {
353 return readl((u8*)dev->mem_start +x);
354 }
355
356 u16 read_nic_word(struct net_device *dev, int x)
357 {
358 return readw((u8*)dev->mem_start +x);
359 }
360
361 void write_nic_byte(struct net_device *dev, int x,u8 y)
362 {
363 writeb(y,(u8*)dev->mem_start +x);
364 udelay(20);
365 }
366
367 void write_nic_dword(struct net_device *dev, int x,u32 y)
368 {
369 writel(y,(u8*)dev->mem_start +x);
370 udelay(20);
371 }
372
373 void write_nic_word(struct net_device *dev, int x,u16 y)
374 {
375 writew(y,(u8*)dev->mem_start +x);
376 udelay(20);
377 }
378
379 #endif /* RTL_IO_MAP */
380
381
382 ///////////////////////////////////////////////////////////
383
384 //u8 read_phy_cck(struct net_device *dev, u8 adr);
385 //u8 read_phy_ofdm(struct net_device *dev, u8 adr);
386 /* this might still called in what was the PHY rtl8185/rtl8192 common code
387 * plans are to possibilty turn it again in one common code...
388 */
389 inline void force_pci_posting(struct net_device *dev)
390 {
391 }
392
393
394 //warning message WB
395 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
396 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
397 void rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs);
398 #else
399 irqreturn_t rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs);
400 #endif
401 #else
402 irqreturn_t rtl8192_interrupt(int irq, void *netdev);
403 #endif
404 //static struct net_device_stats *rtl8192_stats(struct net_device *dev);
405 void rtl8192_commit(struct net_device *dev);
406 //void rtl8192_restart(struct net_device *dev);
407 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
408 void rtl8192_restart(struct work_struct *work);
409 //void rtl8192_rq_tx_ack(struct work_struct *work);
410 #else
411 void rtl8192_restart(struct net_device *dev);
412 // //void rtl8192_rq_tx_ack(struct net_device *dev);
413 #endif
414
415 void watch_dog_timer_callback(unsigned long data);
416 #ifdef ENABLE_IPS
417 void IPSEnter(struct net_device *dev);
418 void IPSLeave(struct net_device *dev);
419 void InactivePsWorkItemCallback(struct net_device *dev);
420 #endif
421 /****************************************************************************
422 -----------------------------PROCFS STUFF-------------------------
423 *****************************************************************************/
424
425 static struct proc_dir_entry *rtl8192_proc = NULL;
426
427
428
429 static int proc_get_stats_ap(char *page, char **start,
430 off_t offset, int count,
431 int *eof, void *data)
432 {
433 struct net_device *dev = data;
434 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
435 struct ieee80211_device *ieee = priv->ieee80211;
436 struct ieee80211_network *target;
437
438 int len = 0;
439
440 list_for_each_entry(target, &ieee->network_list, list) {
441
442 len += snprintf(page + len, count - len,
443 "%s ", target->ssid);
444
445 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
446 len += snprintf(page + len, count - len,
447 "WPA\n");
448 }
449 else{
450 len += snprintf(page + len, count - len,
451 "non_WPA\n");
452 }
453
454 }
455
456 *eof = 1;
457 return len;
458 }
459
460 static int proc_get_registers(char *page, char **start,
461 off_t offset, int count,
462 int *eof, void *data)
463 {
464 struct net_device *dev = data;
465 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
466
467 int len = 0;
468 int i,n;
469
470 int max=0xff;
471
472 /* This dump the current register page */
473 len += snprintf(page + len, count - len,
474 "\n####################page 0##################\n ");
475
476 for(n=0;n<=max;)
477 {
478 //printk( "\nD: %2x> ", n);
479 len += snprintf(page + len, count - len,
480 "\nD: %2x > ",n);
481
482 for(i=0;i<16 && n<=max;i++,n++)
483 len += snprintf(page + len, count - len,
484 "%2x ",read_nic_byte(dev,n));
485
486 // printk("%2x ",read_nic_byte(dev,n));
487 }
488 len += snprintf(page + len, count - len,"\n");
489 len += snprintf(page + len, count - len,
490 "\n####################page 1##################\n ");
491 for(n=0;n<=max;)
492 {
493 //printk( "\nD: %2x> ", n);
494 len += snprintf(page + len, count - len,
495 "\nD: %2x > ",n);
496
497 for(i=0;i<16 && n<=max;i++,n++)
498 len += snprintf(page + len, count - len,
499 "%2x ",read_nic_byte(dev,0x100|n));
500
501 // printk("%2x ",read_nic_byte(dev,n));
502 }
503
504 len += snprintf(page + len, count - len,
505 "\n####################page 3##################\n ");
506 for(n=0;n<=max;)
507 {
508 //printk( "\nD: %2x> ", n);
509 len += snprintf(page + len, count - len,
510 "\nD: %2x > ",n);
511
512 for(i=0;i<16 && n<=max;i++,n++)
513 len += snprintf(page + len, count - len,
514 "%2x ",read_nic_byte(dev,0x300|n));
515
516 // printk("%2x ",read_nic_byte(dev,n));
517 }
518
519
520 *eof = 1;
521 return len;
522
523 }
524
525
526 #if 0
527 static int proc_get_cck_reg(char *page, char **start,
528 off_t offset, int count,
529 int *eof, void *data)
530 {
531 struct net_device *dev = data;
532 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
533
534 int len = 0;
535 int i,n;
536
537 int max = 0x5F;
538
539 /* This dump the current register page */
540 for(n=0;n<=max;)
541 {
542 //printk( "\nD: %2x> ", n);
543 len += snprintf(page + len, count - len,
544 "\nD: %2x > ",n);
545
546 for(i=0;i<16 && n<=max;i++,n++)
547 len += snprintf(page + len, count - len,
548 "%2x ",read_phy_cck(dev,n));
549
550 // printk("%2x ",read_nic_byte(dev,n));
551 }
552 len += snprintf(page + len, count - len,"\n");
553
554
555 *eof = 1;
556 return len;
557 }
558
559 #endif
560
561 #if 0
562 static int proc_get_ofdm_reg(char *page, char **start,
563 off_t offset, int count,
564 int *eof, void *data)
565 {
566
567 struct net_device *dev = data;
568 // struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
569
570 int len = 0;
571 int i,n;
572
573 //int max=0xff;
574 int max = 0x40;
575
576 /* This dump the current register page */
577 for(n=0;n<=max;)
578 {
579 //printk( "\nD: %2x> ", n);
580 len += snprintf(page + len, count - len,
581 "\nD: %2x > ",n);
582
583 for(i=0;i<16 && n<=max;i++,n++)
584 len += snprintf(page + len, count - len,
585 "%2x ",read_phy_ofdm(dev,n));
586
587 // printk("%2x ",read_nic_byte(dev,n));
588 }
589 len += snprintf(page + len, count - len,"\n");
590
591
592
593 *eof = 1;
594 return len;
595 }
596
597 #endif
598
599 #if 0
600 static int proc_get_stats_hw(char *page, char **start,
601 off_t offset, int count,
602 int *eof, void *data)
603 {
604 struct net_device *dev = data;
605 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
606
607 int len = 0;
608
609 len += snprintf(page + len, count - len,
610 "NIC int: %lu\n"
611 "Total int: %lu\n",
612 priv->stats.ints,
613 priv->stats.shints);
614
615 *eof = 1;
616 return len;
617 }
618 #endif
619
620 static int proc_get_stats_tx(char *page, char **start,
621 off_t offset, int count,
622 int *eof, void *data)
623 {
624 struct net_device *dev = data;
625 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
626
627 int len = 0;
628
629 len += snprintf(page + len, count - len,
630 "TX VI priority ok int: %lu\n"
631 // "TX VI priority error int: %lu\n"
632 "TX VO priority ok int: %lu\n"
633 // "TX VO priority error int: %lu\n"
634 "TX BE priority ok int: %lu\n"
635 // "TX BE priority error int: %lu\n"
636 "TX BK priority ok int: %lu\n"
637 // "TX BK priority error int: %lu\n"
638 "TX MANAGE priority ok int: %lu\n"
639 // "TX MANAGE priority error int: %lu\n"
640 "TX BEACON priority ok int: %lu\n"
641 "TX BEACON priority error int: %lu\n"
642 "TX CMDPKT priority ok int: %lu\n"
643 // "TX high priority ok int: %lu\n"
644 // "TX high priority failed error int: %lu\n"
645 // "TX queue resume: %lu\n"
646 "TX queue stopped?: %d\n"
647 "TX fifo overflow: %lu\n"
648 // "TX beacon: %lu\n"
649 // "TX VI queue: %d\n"
650 // "TX VO queue: %d\n"
651 // "TX BE queue: %d\n"
652 // "TX BK queue: %d\n"
653 // "TX HW queue: %d\n"
654 // "TX VI dropped: %lu\n"
655 // "TX VO dropped: %lu\n"
656 // "TX BE dropped: %lu\n"
657 // "TX BK dropped: %lu\n"
658 "TX total data packets %lu\n"
659 "TX total data bytes :%lu\n",
660 // "TX beacon aborted: %lu\n",
661 priv->stats.txviokint,
662 // priv->stats.txvierr,
663 priv->stats.txvookint,
664 // priv->stats.txvoerr,
665 priv->stats.txbeokint,
666 // priv->stats.txbeerr,
667 priv->stats.txbkokint,
668 // priv->stats.txbkerr,
669 priv->stats.txmanageokint,
670 // priv->stats.txmanageerr,
671 priv->stats.txbeaconokint,
672 priv->stats.txbeaconerr,
673 priv->stats.txcmdpktokint,
674 // priv->stats.txhpokint,
675 // priv->stats.txhperr,
676 // priv->stats.txresumed,
677 netif_queue_stopped(dev),
678 priv->stats.txoverflow,
679 // priv->stats.txbeacon,
680 // atomic_read(&(priv->tx_pending[VI_QUEUE])),
681 // atomic_read(&(priv->tx_pending[VO_QUEUE])),
682 // atomic_read(&(priv->tx_pending[BE_QUEUE])),
683 // atomic_read(&(priv->tx_pending[BK_QUEUE])),
684 // read_nic_byte(dev, TXFIFOCOUNT),
685 // priv->stats.txvidrop,
686 // priv->stats.txvodrop,
687 priv->ieee80211->stats.tx_packets,
688 priv->ieee80211->stats.tx_bytes
689
690
691 // priv->stats.txbedrop,
692 // priv->stats.txbkdrop
693 // priv->stats.txdatapkt
694 // priv->stats.txbeaconerr
695 );
696
697 *eof = 1;
698 return len;
699 }
700
701
702
703 static int proc_get_stats_rx(char *page, char **start,
704 off_t offset, int count,
705 int *eof, void *data)
706 {
707 struct net_device *dev = data;
708 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
709
710 int len = 0;
711
712 len += snprintf(page + len, count - len,
713 "RX packets: %lu\n"
714 "RX desc err: %lu\n"
715 "RX rx overflow error: %lu\n"
716 "RX invalid urb error: %lu\n",
717 priv->stats.rxint,
718 priv->stats.rxrdu,
719 priv->stats.rxoverflow,
720 priv->stats.rxurberr);
721
722 *eof = 1;
723 return len;
724 }
725
726 static void rtl8192_proc_module_init(void)
727 {
728 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
729 #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24))
730 rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, proc_net);
731 #else
732 rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
733 #endif
734 }
735
736
737 static void rtl8192_proc_module_remove(void)
738 {
739 #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24))
740 remove_proc_entry(RTL819xE_MODULE_NAME, proc_net);
741 #else
742 remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
743 #endif
744 }
745
746
747 static void rtl8192_proc_remove_one(struct net_device *dev)
748 {
749 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
750
751 printk("dev name=======> %s\n",dev->name);
752
753 if (priv->dir_dev) {
754 // remove_proc_entry("stats-hw", priv->dir_dev);
755 remove_proc_entry("stats-tx", priv->dir_dev);
756 remove_proc_entry("stats-rx", priv->dir_dev);
757 // remove_proc_entry("stats-ieee", priv->dir_dev);
758 remove_proc_entry("stats-ap", priv->dir_dev);
759 remove_proc_entry("registers", priv->dir_dev);
760 // remove_proc_entry("cck-registers",priv->dir_dev);
761 // remove_proc_entry("ofdm-registers",priv->dir_dev);
762 //remove_proc_entry(dev->name, rtl8192_proc);
763 remove_proc_entry("wlan0", rtl8192_proc);
764 priv->dir_dev = NULL;
765 }
766 }
767
768
769 static void rtl8192_proc_init_one(struct net_device *dev)
770 {
771 struct proc_dir_entry *e;
772 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
773 priv->dir_dev = create_proc_entry(dev->name,
774 S_IFDIR | S_IRUGO | S_IXUGO,
775 rtl8192_proc);
776 if (!priv->dir_dev) {
777 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
778 dev->name);
779 return;
780 }
781 #if 0
782 e = create_proc_read_entry("stats-hw", S_IFREG | S_IRUGO,
783 priv->dir_dev, proc_get_stats_hw, dev);
784
785 if (!e) {
786 DMESGE("Unable to initialize "
787 "/proc/net/rtl8192/%s/stats-hw\n",
788 dev->name);
789 }
790 #endif
791 e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
792 priv->dir_dev, proc_get_stats_rx, dev);
793
794 if (!e) {
795 RT_TRACE(COMP_ERR,"Unable to initialize "
796 "/proc/net/rtl8192/%s/stats-rx\n",
797 dev->name);
798 }
799
800
801 e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
802 priv->dir_dev, proc_get_stats_tx, dev);
803
804 if (!e) {
805 RT_TRACE(COMP_ERR, "Unable to initialize "
806 "/proc/net/rtl8192/%s/stats-tx\n",
807 dev->name);
808 }
809 #if 0
810 e = create_proc_read_entry("stats-ieee", S_IFREG | S_IRUGO,
811 priv->dir_dev, proc_get_stats_ieee, dev);
812
813 if (!e) {
814 DMESGE("Unable to initialize "
815 "/proc/net/rtl8192/%s/stats-ieee\n",
816 dev->name);
817 }
818
819 #endif
820
821 e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
822 priv->dir_dev, proc_get_stats_ap, dev);
823
824 if (!e) {
825 RT_TRACE(COMP_ERR, "Unable to initialize "
826 "/proc/net/rtl8192/%s/stats-ap\n",
827 dev->name);
828 }
829
830 e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
831 priv->dir_dev, proc_get_registers, dev);
832 if (!e) {
833 RT_TRACE(COMP_ERR, "Unable to initialize "
834 "/proc/net/rtl8192/%s/registers\n",
835 dev->name);
836 }
837 #if 0
838 e = create_proc_read_entry("cck-registers", S_IFREG | S_IRUGO,
839 priv->dir_dev, proc_get_cck_reg, dev);
840 if (!e) {
841 RT_TRACE(COMP_ERR, "Unable to initialize "
842 "/proc/net/rtl8192/%s/cck-registers\n",
843 dev->name);
844 }
845
846 e = create_proc_read_entry("ofdm-registers", S_IFREG | S_IRUGO,
847 priv->dir_dev, proc_get_ofdm_reg, dev);
848 if (!e) {
849 RT_TRACE(COMP_ERR, "Unable to initialize "
850 "/proc/net/rtl8192/%s/ofdm-registers\n",
851 dev->name);
852 }
853 #endif
854 }
855 /****************************************************************************
856 -----------------------------MISC STUFF-------------------------
857 *****************************************************************************/
858
859 short check_nic_enough_desc(struct net_device *dev, int prio)
860 {
861 struct r8192_priv *priv = ieee80211_priv(dev);
862 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
863
864 /* for now we reserve two free descriptor as a safety boundary
865 * between the tail and the head
866 */
867 if (ring->entries - skb_queue_len(&ring->queue) >= 2) {
868 return 1;
869 } else {
870 return 0;
871 }
872 }
873
874 static void tx_timeout(struct net_device *dev)
875 {
876 struct r8192_priv *priv = ieee80211_priv(dev);
877 //rtl8192_commit(dev);
878
879 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
880 schedule_work(&priv->reset_wq);
881 #else
882 schedule_task(&priv->reset_wq);
883 #endif
884 printk("TXTIMEOUT");
885 }
886
887
888 /****************************************************************************
889 ------------------------------HW STUFF---------------------------
890 *****************************************************************************/
891
892
893 static void rtl8192_irq_enable(struct net_device *dev)
894 {
895 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
896 priv->irq_enabled = 1;
897 write_nic_dword(dev,INTA_MASK, priv->irq_mask);
898 }
899
900
901 static void rtl8192_irq_disable(struct net_device *dev)
902 {
903 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
904
905 write_nic_dword(dev,INTA_MASK,0);
906 force_pci_posting(dev);
907 priv->irq_enabled = 0;
908 }
909
910
911 static void rtl8192_set_mode(struct net_device *dev,int mode)
912 {
913 u8 ecmd;
914 ecmd=read_nic_byte(dev, EPROM_CMD);
915 ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK;
916 ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT);
917 ecmd=ecmd &~ (1<<EPROM_CS_SHIFT);
918 ecmd=ecmd &~ (1<<EPROM_CK_SHIFT);
919 write_nic_byte(dev, EPROM_CMD, ecmd);
920 }
921
922
923 void rtl8192_update_msr(struct net_device *dev)
924 {
925 struct r8192_priv *priv = ieee80211_priv(dev);
926 u8 msr;
927
928 msr = read_nic_byte(dev, MSR);
929 msr &= ~ MSR_LINK_MASK;
930
931 /* do not change in link_state != WLAN_LINK_ASSOCIATED.
932 * msr must be updated if the state is ASSOCIATING.
933 * this is intentional and make sense for ad-hoc and
934 * master (see the create BSS/IBSS func)
935 */
936 if (priv->ieee80211->state == IEEE80211_LINKED){
937
938 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
939 msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
940 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
941 msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT);
942 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
943 msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT);
944
945 }else
946 msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
947
948 write_nic_byte(dev, MSR, msr);
949 }
950
951 void rtl8192_set_chan(struct net_device *dev,short ch)
952 {
953 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
954 RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch);
955 priv->chan=ch;
956 #if 0
957 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC ||
958 priv->ieee80211->iw_mode == IW_MODE_MASTER){
959
960 priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED;
961 priv->ieee80211->master_chan = ch;
962 rtl8192_update_beacon_ch(dev);
963 }
964 #endif
965
966 /* this hack should avoid frame TX during channel setting*/
967
968
969 // tx = read_nic_dword(dev,TX_CONF);
970 // tx &= ~TX_LOOPBACK_MASK;
971
972 #ifndef LOOP_TEST
973 //TODO
974 // write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT));
975
976 //need to implement rf set channel here WB
977
978 if (priv->rf_set_chan)
979 priv->rf_set_chan(dev,priv->chan);
980 // mdelay(10);
981 // write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT));
982 #endif
983 }
984
985 void rtl8192_rx_enable(struct net_device *dev)
986 {
987 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
988 write_nic_dword(dev, RDQDA,priv->rx_ring_dma);
989 }
990
991 /* the TX_DESC_BASE setting is according to the following queue index
992 * BK_QUEUE ===> 0
993 * BE_QUEUE ===> 1
994 * VI_QUEUE ===> 2
995 * VO_QUEUE ===> 3
996 * HCCA_QUEUE ===> 4
997 * TXCMD_QUEUE ===> 5
998 * MGNT_QUEUE ===> 6
999 * HIGH_QUEUE ===> 7
1000 * BEACON_QUEUE ===> 8
1001 * */
1002 static u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA};
1003 void rtl8192_tx_enable(struct net_device *dev)
1004 {
1005 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1006 u32 i;
1007 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1008 write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
1009
1010 ieee80211_reset_queue(priv->ieee80211);
1011 }
1012
1013 #if 0
1014 void rtl8192_beacon_tx_enable(struct net_device *dev)
1015 {
1016 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1017 u32 reg;
1018
1019 reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK);
1020
1021 /* enable Beacon realted interrupt signal */
1022 reg |= (IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
1023 write_nic_byte(dev,reg);
1024 }
1025 #endif
1026
1027 static void rtl8192_free_rx_ring(struct net_device *dev)
1028 {
1029 struct r8192_priv *priv = ieee80211_priv(dev);
1030 int i;
1031
1032 for (i = 0; i < priv->rxringcount; i++) {
1033 struct sk_buff *skb = priv->rx_buf[i];
1034 if (!skb)
1035 continue;
1036
1037 pci_unmap_single(priv->pdev,
1038 *((dma_addr_t *)skb->cb),
1039 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1040 kfree_skb(skb);
1041 }
1042
1043 pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount,
1044 priv->rx_ring, priv->rx_ring_dma);
1045 priv->rx_ring = NULL;
1046 }
1047
1048 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
1049 {
1050 struct r8192_priv *priv = ieee80211_priv(dev);
1051 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1052
1053 while (skb_queue_len(&ring->queue)) {
1054 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1055 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1056
1057 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1058 skb->len, PCI_DMA_TODEVICE);
1059 kfree_skb(skb);
1060 ring->idx = (ring->idx + 1) % ring->entries;
1061 }
1062
1063 pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
1064 ring->desc, ring->dma);
1065 ring->desc = NULL;
1066 }
1067
1068
1069 static void rtl8192_beacon_disable(struct net_device *dev)
1070 {
1071 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1072 u32 reg;
1073
1074 reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK);
1075
1076 /* disable Beacon realted interrupt signal */
1077 reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
1078 write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg);
1079 }
1080
1081 void rtl8192_rtx_disable(struct net_device *dev)
1082 {
1083 u8 cmd;
1084 struct r8192_priv *priv = ieee80211_priv(dev);
1085 int i;
1086
1087 cmd=read_nic_byte(dev,CMDR);
1088 // if(!priv->ieee80211->bSupportRemoteWakeUp) {
1089 write_nic_byte(dev, CMDR, cmd &~ \
1090 (CR_TE|CR_RE));
1091 // }
1092 force_pci_posting(dev);
1093 mdelay(30);
1094
1095 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1096 skb_queue_purge(&priv->ieee80211->skb_waitQ [i]);
1097 }
1098 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
1099 skb_queue_purge(&priv->ieee80211->skb_aggQ [i]);
1100 }
1101
1102
1103 skb_queue_purge(&priv->skb_queue);
1104 return;
1105 }
1106
1107 static void rtl8192_reset(struct net_device *dev)
1108 {
1109 rtl8192_irq_disable(dev);
1110 printk("This is RTL819xP Reset procedure\n");
1111 }
1112
1113 static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540};
1114 inline u16 rtl8192_rate2rate(short rate)
1115 {
1116 if (rate >11) return 0;
1117 return rtl_rate[rate];
1118 }
1119
1120
1121
1122 #if 0
1123 void rtl8192_tx_queues_stop(struct net_device *dev)
1124 {
1125 //struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1126 u8 dma_poll_mask = (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1127 dma_poll_mask |= (1<<TX_DMA_STOP_HIPRIORITY_SHIFT);
1128 dma_poll_mask |= (1<<TX_DMA_STOP_NORMPRIORITY_SHIFT);
1129 dma_poll_mask |= (1<<TX_DMA_STOP_BEACON_SHIFT);
1130
1131 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1132 write_nic_byte(dev,TX_DMA_POLLING,dma_poll_mask);
1133 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1134 }
1135 #endif
1136
1137 static void rtl8192_data_hard_stop(struct net_device *dev)
1138 {
1139 //FIXME !!
1140 #if 0
1141 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1142 priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1143 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1144 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1145 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1146 #endif
1147 }
1148
1149
1150 static void rtl8192_data_hard_resume(struct net_device *dev)
1151 {
1152 // FIXME !!
1153 #if 0
1154 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1155 priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
1156 rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
1157 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
1158 rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
1159 #endif
1160 }
1161
1162 /* this function TX data frames when the ieee80211 stack requires this.
1163 * It checks also if we need to stop the ieee tx queue, eventually do it
1164 */
1165 static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate)
1166 {
1167 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1168 int ret;
1169 //unsigned long flags;
1170 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1171 u8 queue_index = tcb_desc->queue_index;
1172 /* shall not be referred by command packet */
1173 assert(queue_index != TXCMD_QUEUE);
1174
1175 //spin_lock_irqsave(&priv->tx_lock,flags);
1176
1177 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1178 #if 0
1179 tcb_desc->RATRIndex = 7;
1180 tcb_desc->bTxDisableRateFallBack = 1;
1181 tcb_desc->bTxUseDriverAssingedRate = 1;
1182 tcb_desc->bTxEnableFwCalcDur = 1;
1183 #endif
1184 skb_push(skb, priv->ieee80211->tx_headroom);
1185 ret = rtl8192_tx(dev, skb);
1186 if(ret != 0) {
1187 kfree_skb(skb);
1188 };
1189
1190 //
1191 if(queue_index!=MGNT_QUEUE) {
1192 priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom);
1193 priv->ieee80211->stats.tx_packets++;
1194 }
1195
1196 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1197
1198 // return ret;
1199 return;
1200 }
1201
1202 /* This is a rough attempt to TX a frame
1203 * This is called by the ieee 80211 stack to TX management frames.
1204 * If the ring is full packet are dropped (for data frame the queue
1205 * is stopped before this can happen).
1206 */
1207 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
1208 {
1209 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1210
1211
1212 int ret;
1213 //unsigned long flags;
1214 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1215 u8 queue_index = tcb_desc->queue_index;
1216
1217
1218 //spin_lock_irqsave(&priv->tx_lock,flags);
1219
1220 memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1221 if(queue_index == TXCMD_QUEUE) {
1222 // skb_push(skb, USB_HWDESC_HEADER_LEN);
1223 rtl819xE_tx_cmd(dev, skb);
1224 ret = 0;
1225 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1226 return ret;
1227 } else {
1228 // RT_TRACE(COMP_SEND, "To send management packet\n");
1229 tcb_desc->RATRIndex = 7;
1230 tcb_desc->bTxDisableRateFallBack = 1;
1231 tcb_desc->bTxUseDriverAssingedRate = 1;
1232 tcb_desc->bTxEnableFwCalcDur = 1;
1233 skb_push(skb, priv->ieee80211->tx_headroom);
1234 ret = rtl8192_tx(dev, skb);
1235 if(ret != 0) {
1236 kfree_skb(skb);
1237 };
1238 }
1239
1240 // priv->ieee80211->stats.tx_bytes+=skb->len;
1241 // priv->ieee80211->stats.tx_packets++;
1242
1243 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1244
1245 return ret;
1246
1247 }
1248
1249
1250 void rtl8192_try_wake_queue(struct net_device *dev, int pri);
1251
1252 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1253 {
1254 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1255
1256 struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1257
1258 while (skb_queue_len(&ring->queue)) {
1259 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1260 struct sk_buff *skb;
1261
1262 /* beacon packet will only use the first descriptor defautly,
1263 * and the OWN may not be cleared by the hardware
1264 * */
1265 if(prio != BEACON_QUEUE) {
1266 if(entry->OWN)
1267 return;
1268 ring->idx = (ring->idx + 1) % ring->entries;
1269 }
1270
1271 skb = __skb_dequeue(&ring->queue);
1272 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1273 skb->len, PCI_DMA_TODEVICE);
1274
1275 kfree_skb(skb);
1276 }
1277 if (prio == MGNT_QUEUE){
1278 if (priv->ieee80211->ack_tx_to_ieee){
1279 if (rtl8192_is_tx_queue_empty(dev)){
1280 priv->ieee80211->ack_tx_to_ieee = 0;
1281 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1282 }
1283 }
1284 }
1285
1286 if(prio != BEACON_QUEUE) {
1287 /* try to deal with the pending packets */
1288 tasklet_schedule(&priv->irq_tx_tasklet);
1289 }
1290
1291 }
1292
1293 static void rtl8192_stop_beacon(struct net_device *dev)
1294 {
1295 //rtl8192_beacon_disable(dev);
1296 }
1297
1298 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1299 {
1300 struct r8192_priv *priv = ieee80211_priv(dev);
1301 struct ieee80211_network *net;
1302 u8 i=0, basic_rate = 0;
1303 net = & priv->ieee80211->current_network;
1304
1305 for (i=0; i<net->rates_len; i++)
1306 {
1307 basic_rate = net->rates[i]&0x7f;
1308 switch(basic_rate)
1309 {
1310 case MGN_1M: *rate_config |= RRSR_1M; break;
1311 case MGN_2M: *rate_config |= RRSR_2M; break;
1312 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1313 case MGN_11M: *rate_config |= RRSR_11M; break;
1314 case MGN_6M: *rate_config |= RRSR_6M; break;
1315 case MGN_9M: *rate_config |= RRSR_9M; break;
1316 case MGN_12M: *rate_config |= RRSR_12M; break;
1317 case MGN_18M: *rate_config |= RRSR_18M; break;
1318 case MGN_24M: *rate_config |= RRSR_24M; break;
1319 case MGN_36M: *rate_config |= RRSR_36M; break;
1320 case MGN_48M: *rate_config |= RRSR_48M; break;
1321 case MGN_54M: *rate_config |= RRSR_54M; break;
1322 }
1323 }
1324 for (i=0; i<net->rates_ex_len; i++)
1325 {
1326 basic_rate = net->rates_ex[i]&0x7f;
1327 switch(basic_rate)
1328 {
1329 case MGN_1M: *rate_config |= RRSR_1M; break;
1330 case MGN_2M: *rate_config |= RRSR_2M; break;
1331 case MGN_5_5M: *rate_config |= RRSR_5_5M; break;
1332 case MGN_11M: *rate_config |= RRSR_11M; break;
1333 case MGN_6M: *rate_config |= RRSR_6M; break;
1334 case MGN_9M: *rate_config |= RRSR_9M; break;
1335 case MGN_12M: *rate_config |= RRSR_12M; break;
1336 case MGN_18M: *rate_config |= RRSR_18M; break;
1337 case MGN_24M: *rate_config |= RRSR_24M; break;
1338 case MGN_36M: *rate_config |= RRSR_36M; break;
1339 case MGN_48M: *rate_config |= RRSR_48M; break;
1340 case MGN_54M: *rate_config |= RRSR_54M; break;
1341 }
1342 }
1343 }
1344
1345
1346 #define SHORT_SLOT_TIME 9
1347 #define NON_SHORT_SLOT_TIME 20
1348
1349 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1350 {
1351 u32 tmp = 0;
1352 struct r8192_priv *priv = ieee80211_priv(dev);
1353 struct ieee80211_network *net = &priv->ieee80211->current_network;
1354 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1355 tmp = priv->basic_rate;
1356 if (priv->short_preamble)
1357 tmp |= BRSR_AckShortPmb;
1358 write_nic_dword(dev, RRSR, tmp);
1359
1360 if (net->mode & (IEEE_G|IEEE_N_24G))
1361 {
1362 u8 slot_time = 0;
1363 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1364 {//short slot time
1365 slot_time = SHORT_SLOT_TIME;
1366 }
1367 else //long slot time
1368 slot_time = NON_SHORT_SLOT_TIME;
1369 priv->slot_time = slot_time;
1370 write_nic_byte(dev, SLOT_TIME, slot_time);
1371 }
1372
1373 }
1374
1375 static void rtl8192_net_update(struct net_device *dev)
1376 {
1377
1378 struct r8192_priv *priv = ieee80211_priv(dev);
1379 struct ieee80211_network *net;
1380 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1381 u16 rate_config = 0;
1382 net = &priv->ieee80211->current_network;
1383 //update Basic rate: RR, BRSR
1384 rtl8192_config_rate(dev, &rate_config);
1385 // 2007.01.16, by Emily
1386 // Select RRSR (in Legacy-OFDM and CCK)
1387 // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate.
1388 // We do not use other rates.
1389 priv->basic_rate = rate_config &= 0x15f;
1390 //BSSID
1391 write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]);
1392 write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]);
1393 #if 0
1394 //MSR
1395 rtl8192_update_msr(dev);
1396 #endif
1397
1398
1399 // rtl8192_update_cap(dev, net->capability);
1400 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1401 {
1402 write_nic_word(dev, ATIMWND, 2);
1403 write_nic_word(dev, BCN_DMATIME, 256);
1404 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1405 // write_nic_word(dev, BcnIntTime, 100);
1406 //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied.
1407 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1408 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1409
1410 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1411 // TODO: BcnIFS may required to be changed on ASIC
1412 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1413
1414 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1415 }
1416
1417
1418 }
1419
1420 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1421 {
1422 struct r8192_priv *priv = ieee80211_priv(dev);
1423 struct rtl8192_tx_ring *ring;
1424 tx_desc_819x_pci *entry;
1425 unsigned int idx;
1426 dma_addr_t mapping;
1427 cb_desc *tcb_desc;
1428 unsigned long flags;
1429
1430 ring = &priv->tx_ring[TXCMD_QUEUE];
1431 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1432
1433 spin_lock_irqsave(&priv->irq_th_lock,flags);
1434 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1435 entry = &ring->desc[idx];
1436
1437 tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1438 memset(entry,0,12);
1439 entry->LINIP = tcb_desc->bLastIniPkt;
1440 entry->FirstSeg = 1;//first segment
1441 entry->LastSeg = 1; //last segment
1442 if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1443 entry->CmdInit = DESC_PACKET_TYPE_INIT;
1444 } else {
1445 entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1446 entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1447 entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1448 entry->QueueSelect = QSLT_CMD;
1449 entry->TxFWInfoSize = 0x08;
1450 entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1451 }
1452 entry->TxBufferSize = skb->len;
1453 entry->TxBuffAddr = cpu_to_le32(mapping);
1454 entry->OWN = 1;
1455
1456 #ifdef JOHN_DUMP_TXDESC
1457 { int i;
1458 tx_desc_819x_pci *entry1 = &ring->desc[0];
1459 unsigned int *ptr= (unsigned int *)entry1;
1460 printk("<Tx descriptor>:\n");
1461 for (i = 0; i < 8; i++)
1462 printk("%8x ", ptr[i]);
1463 printk("\n");
1464 }
1465 #endif
1466 __skb_queue_tail(&ring->queue, skb);
1467 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1468
1469 write_nic_byte(dev, TPPoll, TPPoll_CQ);
1470
1471 return;
1472 }
1473
1474 /*
1475 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1476 * in TxFwInfo data structure
1477 * 2006.10.30 by Emily
1478 *
1479 * \param QUEUEID Software Queue
1480 */
1481 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1482 {
1483 u8 QueueSelect = 0x0; //defualt set to
1484
1485 switch(QueueID) {
1486 case BE_QUEUE:
1487 QueueSelect = QSLT_BE; //or QSelect = pTcb->priority;
1488 break;
1489
1490 case BK_QUEUE:
1491 QueueSelect = QSLT_BK; //or QSelect = pTcb->priority;
1492 break;
1493
1494 case VO_QUEUE:
1495 QueueSelect = QSLT_VO; //or QSelect = pTcb->priority;
1496 break;
1497
1498 case VI_QUEUE:
1499 QueueSelect = QSLT_VI; //or QSelect = pTcb->priority;
1500 break;
1501 case MGNT_QUEUE:
1502 QueueSelect = QSLT_MGNT;
1503 break;
1504
1505 case BEACON_QUEUE:
1506 QueueSelect = QSLT_BEACON;
1507 break;
1508
1509 // TODO: 2006.10.30 mark other queue selection until we verify it is OK
1510 // TODO: Remove Assertions
1511 //#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502)
1512 case TXCMD_QUEUE:
1513 QueueSelect = QSLT_CMD;
1514 break;
1515 //#endif
1516 case HIGH_QUEUE:
1517 //QueueSelect = QSLT_HIGH;
1518 //break;
1519
1520 default:
1521 RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID);
1522 break;
1523 }
1524 return QueueSelect;
1525 }
1526
1527 static u8 MRateToHwRate8190Pci(u8 rate)
1528 {
1529 u8 ret = DESC90_RATE1M;
1530
1531 switch(rate) {
1532 case MGN_1M: ret = DESC90_RATE1M; break;
1533 case MGN_2M: ret = DESC90_RATE2M; break;
1534 case MGN_5_5M: ret = DESC90_RATE5_5M; break;
1535 case MGN_11M: ret = DESC90_RATE11M; break;
1536 case MGN_6M: ret = DESC90_RATE6M; break;
1537 case MGN_9M: ret = DESC90_RATE9M; break;
1538 case MGN_12M: ret = DESC90_RATE12M; break;
1539 case MGN_18M: ret = DESC90_RATE18M; break;
1540 case MGN_24M: ret = DESC90_RATE24M; break;
1541 case MGN_36M: ret = DESC90_RATE36M; break;
1542 case MGN_48M: ret = DESC90_RATE48M; break;
1543 case MGN_54M: ret = DESC90_RATE54M; break;
1544
1545 // HT rate since here
1546 case MGN_MCS0: ret = DESC90_RATEMCS0; break;
1547 case MGN_MCS1: ret = DESC90_RATEMCS1; break;
1548 case MGN_MCS2: ret = DESC90_RATEMCS2; break;
1549 case MGN_MCS3: ret = DESC90_RATEMCS3; break;
1550 case MGN_MCS4: ret = DESC90_RATEMCS4; break;
1551 case MGN_MCS5: ret = DESC90_RATEMCS5; break;
1552 case MGN_MCS6: ret = DESC90_RATEMCS6; break;
1553 case MGN_MCS7: ret = DESC90_RATEMCS7; break;
1554 case MGN_MCS8: ret = DESC90_RATEMCS8; break;
1555 case MGN_MCS9: ret = DESC90_RATEMCS9; break;
1556 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1557 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1558 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1559 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1560 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1561 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1562 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1563
1564 default: break;
1565 }
1566 return ret;
1567 }
1568
1569
1570 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1571 {
1572 u8 tmp_Short;
1573
1574 tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1575
1576 if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1577 tmp_Short = 0;
1578
1579 return tmp_Short;
1580 }
1581
1582 /*
1583 * The tx procedure is just as following,
1584 * skb->cb will contain all the following information,
1585 * priority, morefrag, rate, &dev.
1586 * */
1587 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1588 {
1589 struct r8192_priv *priv = ieee80211_priv(dev);
1590 struct rtl8192_tx_ring *ring;
1591 unsigned long flags;
1592 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1593 tx_desc_819x_pci *pdesc = NULL;
1594 TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1595 dma_addr_t mapping;
1596 bool multi_addr=false,broad_addr=false,uni_addr=false;
1597 u8* pda_addr = NULL;
1598 int idx;
1599
1600 mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1601 /* collect the tx packets statitcs */
1602 pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
1603 if(is_multicast_ether_addr(pda_addr))
1604 multi_addr = true;
1605 else if(is_broadcast_ether_addr(pda_addr))
1606 broad_addr = true;
1607 else
1608 uni_addr = true;
1609
1610 if(uni_addr)
1611 priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1612 else if(multi_addr)
1613 priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1614 else
1615 priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1616
1617 /* fill tx firmware */
1618 pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1619 memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
1620 pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
1621 pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1622 pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1623 pTxFwInfo->Short = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1624
1625 /* Aggregation related */
1626 if(tcb_desc->bAMPDUEnable) {
1627 pTxFwInfo->AllowAggregation = 1;
1628 pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1629 pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1630 } else {
1631 pTxFwInfo->AllowAggregation = 0;
1632 pTxFwInfo->RxMF = 0;
1633 pTxFwInfo->RxAMD = 0;
1634 }
1635
1636 //
1637 // Protection mode related
1638 //
1639 pTxFwInfo->RtsEnable = (tcb_desc->bRTSEnable)?1:0;
1640 pTxFwInfo->CtsEnable = (tcb_desc->bCTSEnable)?1:0;
1641 pTxFwInfo->RtsSTBC = (tcb_desc->bRTSSTBC)?1:0;
1642 pTxFwInfo->RtsHT= (tcb_desc->rts_rate&0x80)?1:0;
1643 pTxFwInfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1644 pTxFwInfo->RtsBandwidth = 0;
1645 pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1646 pTxFwInfo->RtsShort = (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
1647 //
1648 // Set Bandwidth and sub-channel settings.
1649 //
1650 if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
1651 {
1652 if(tcb_desc->bPacketBW)
1653 {
1654 pTxFwInfo->TxBandwidth = 1;
1655 #ifdef RTL8190P
1656 pTxFwInfo->TxSubCarrier = 3;
1657 #else
1658 pTxFwInfo->TxSubCarrier = 0; //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
1659 #endif
1660 }
1661 else
1662 {
1663 pTxFwInfo->TxBandwidth = 0;
1664 pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1665 }
1666 } else {
1667 pTxFwInfo->TxBandwidth = 0;
1668 pTxFwInfo->TxSubCarrier = 0;
1669 }
1670
1671 if (0)
1672 {
1673 /* 2007/07/25 MH Copy current TX FW info.*/
1674 memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI));
1675 printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n");
1676 printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur);
1677 printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC);
1678 printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier);
1679 printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation);
1680 printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT);
1681 printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate);
1682 printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD);
1683 printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF);
1684 printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth);
1685 printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier);
1686
1687 printk("<=====**********************out of print\n");
1688
1689 }
1690 spin_lock_irqsave(&priv->irq_th_lock,flags);
1691 ring = &priv->tx_ring[tcb_desc->queue_index];
1692 if (tcb_desc->queue_index != BEACON_QUEUE) {
1693 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1694 } else {
1695 idx = 0;
1696 }
1697
1698 pdesc = &ring->desc[idx];
1699 if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1700 RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \
1701 tcb_desc->queue_index,ring->idx, idx,skb->len);
1702 return skb->len;
1703 }
1704
1705 /* fill tx descriptor */
1706 memset((u8*)pdesc,0,12);
1707 /*DWORD 0*/
1708 pdesc->LINIP = 0;
1709 pdesc->CmdInit = 1;
1710 pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
1711 pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1712
1713 /*DWORD 1*/
1714 pdesc->SecCAMID= 0;
1715 pdesc->RATid = tcb_desc->RATRIndex;
1716
1717
1718 pdesc->NoEnc = 1;
1719 pdesc->SecType = 0x0;
1720 if (tcb_desc->bHwSec) {
1721 static u8 tmp =0;
1722 if (!tmp) {
1723 printk("==>================hw sec\n");
1724 tmp = 1;
1725 }
1726 switch (priv->ieee80211->pairwise_key_type) {
1727 case KEY_TYPE_WEP40:
1728 case KEY_TYPE_WEP104:
1729 pdesc->SecType = 0x1;
1730 pdesc->NoEnc = 0;
1731 break;
1732 case KEY_TYPE_TKIP:
1733 pdesc->SecType = 0x2;
1734 pdesc->NoEnc = 0;
1735 break;
1736 case KEY_TYPE_CCMP:
1737 pdesc->SecType = 0x3;
1738 pdesc->NoEnc = 0;
1739 break;
1740 case KEY_TYPE_NA:
1741 pdesc->SecType = 0x0;
1742 pdesc->NoEnc = 1;
1743 break;
1744 }
1745 }
1746
1747 //
1748 // Set Packet ID
1749 //
1750 pdesc->PktId = 0x0;
1751
1752 pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1753 pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1754
1755 pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1756 pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1757
1758 pdesc->FirstSeg =1;
1759 pdesc->LastSeg = 1;
1760 pdesc->TxBufferSize = skb->len;
1761
1762 pdesc->TxBuffAddr = cpu_to_le32(mapping);
1763 __skb_queue_tail(&ring->queue, skb);
1764 pdesc->OWN = 1;
1765 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1766 dev->trans_start = jiffies;
1767 write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
1768 return 0;
1769 }
1770
1771 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1772 {
1773 struct r8192_priv *priv = ieee80211_priv(dev);
1774 rx_desc_819x_pci *entry = NULL;
1775 int i;
1776
1777 priv->rx_ring = pci_alloc_consistent(priv->pdev,
1778 sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1779
1780 if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1781 RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1782 return -ENOMEM;
1783 }
1784
1785 memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1786 priv->rx_idx = 0;
1787
1788 for (i = 0; i < priv->rxringcount; i++) {
1789 struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1790 dma_addr_t *mapping;
1791 entry = &priv->rx_ring[i];
1792 if (!skb)
1793 return 0;
1794 priv->rx_buf[i] = skb;
1795 mapping = (dma_addr_t *)skb->cb;
1796 *mapping = pci_map_single(priv->pdev, skb->tail,//skb_tail_pointer(skb),
1797 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1798
1799 entry->BufferAddress = cpu_to_le32(*mapping);
1800
1801 entry->Length = priv->rxbuffersize;
1802 entry->OWN = 1;
1803 }
1804
1805 entry->EOR = 1;
1806 return 0;
1807 }
1808
1809 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1810 unsigned int prio, unsigned int entries)
1811 {
1812 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1813 tx_desc_819x_pci *ring;
1814 dma_addr_t dma;
1815 int i;
1816
1817 ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1818 if (!ring || (unsigned long)ring & 0xFF) {
1819 RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1820 return -ENOMEM;
1821 }
1822
1823 memset(ring, 0, sizeof(*ring)*entries);
1824 priv->tx_ring[prio].desc = ring;
1825 priv->tx_ring[prio].dma = dma;
1826 priv->tx_ring[prio].idx = 0;
1827 priv->tx_ring[prio].entries = entries;
1828 skb_queue_head_init(&priv->tx_ring[prio].queue);
1829
1830 for (i = 0; i < entries; i++)
1831 ring[i].NextDescAddress =
1832 cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1833
1834 return 0;
1835 }
1836
1837
1838 static short rtl8192_pci_initdescring(struct net_device *dev)
1839 {
1840 u32 ret;
1841 int i;
1842 struct r8192_priv *priv = ieee80211_priv(dev);
1843
1844 ret = rtl8192_alloc_rx_desc_ring(dev);
1845 if (ret) {
1846 return ret;
1847 }
1848
1849
1850 /* general process for other queue */
1851 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1852 if ((ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount)))
1853 goto err_free_rings;
1854 }
1855
1856 #if 0
1857 /* specific process for hardware beacon process */
1858 if ((ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2)))
1859 goto err_free_rings;
1860 #endif
1861
1862 return 0;
1863
1864 err_free_rings:
1865 rtl8192_free_rx_ring(dev);
1866 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1867 if (priv->tx_ring[i].desc)
1868 rtl8192_free_tx_ring(dev, i);
1869 return 1;
1870 }
1871
1872 static void rtl8192_pci_resetdescring(struct net_device *dev)
1873 {
1874 struct r8192_priv *priv = ieee80211_priv(dev);
1875 int i;
1876
1877 /* force the rx_idx to the first one */
1878 if(priv->rx_ring) {
1879 rx_desc_819x_pci *entry = NULL;
1880 for (i = 0; i < priv->rxringcount; i++) {
1881 entry = &priv->rx_ring[i];
1882 entry->OWN = 1;
1883 }
1884 priv->rx_idx = 0;
1885 }
1886
1887 /* after reset, release previous pending packet, and force the
1888 * tx idx to the first one */
1889 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1890 if (priv->tx_ring[i].desc) {
1891 struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1892
1893 while (skb_queue_len(&ring->queue)) {
1894 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1895 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1896
1897 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1898 skb->len, PCI_DMA_TODEVICE);
1899 kfree_skb(skb);
1900 ring->idx = (ring->idx + 1) % ring->entries;
1901 }
1902 ring->idx = 0;
1903 }
1904 }
1905 }
1906
1907 #if 1
1908 extern void rtl8192_update_ratr_table(struct net_device* dev);
1909 static void rtl8192_link_change(struct net_device *dev)
1910 {
1911 // int i;
1912
1913 struct r8192_priv *priv = ieee80211_priv(dev);
1914 struct ieee80211_device* ieee = priv->ieee80211;
1915 //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1916 if (ieee->state == IEEE80211_LINKED)
1917 {
1918 rtl8192_net_update(dev);
1919 rtl8192_update_ratr_table(dev);
1920 #if 1
1921 //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
1922 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1923 EnableHWSecurityConfig8192(dev);
1924 #endif
1925 }
1926 else
1927 {
1928 write_nic_byte(dev, 0x173, 0);
1929 }
1930 /*update timing params*/
1931 //rtl8192_set_chan(dev, priv->chan);
1932 //MSR
1933 rtl8192_update_msr(dev);
1934
1935 // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1936 // // To set CBSSID bit when link with any AP or STA.
1937 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1938 {
1939 u32 reg = 0;
1940 reg = read_nic_dword(dev, RCR);
1941 if (priv->ieee80211->state == IEEE80211_LINKED)
1942 priv->ReceiveConfig = reg |= RCR_CBSSID;
1943 else
1944 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1945 write_nic_dword(dev, RCR, reg);
1946 }
1947 }
1948 #endif
1949
1950
1951 static struct ieee80211_qos_parameters def_qos_parameters = {
1952 {3,3,3,3},/* cw_min */
1953 {7,7,7,7},/* cw_max */
1954 {2,2,2,2},/* aifs */
1955 {0,0,0,0},/* flags */
1956 {0,0,0,0} /* tx_op_limit */
1957 };
1958
1959 #if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,20)
1960 static void rtl8192_update_beacon(struct work_struct * work)
1961 {
1962 struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1963 struct net_device *dev = priv->ieee80211->dev;
1964 #else
1965 void rtl8192_update_beacon(struct net_device *dev)
1966 {
1967 struct r8192_priv *priv = ieee80211_priv(dev);
1968 #endif
1969 struct ieee80211_device* ieee = priv->ieee80211;
1970 struct ieee80211_network* net = &ieee->current_network;
1971
1972 if (ieee->pHTInfo->bCurrentHTSupport)
1973 HTUpdateSelfAndPeerSetting(ieee, net);
1974 ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1975 rtl8192_update_cap(dev, net->capability);
1976 }
1977 /*
1978 * background support to run QoS activate functionality
1979 */
1980 static int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1981 #if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,20)
1982 static void rtl8192_qos_activate(struct work_struct * work)
1983 {
1984 struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1985 struct net_device *dev = priv->ieee80211->dev;
1986 #else
1987 void rtl8192_qos_activate(struct net_device *dev)
1988 {
1989 struct r8192_priv *priv = ieee80211_priv(dev);
1990 #endif
1991 struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1992 u8 mode = priv->ieee80211->current_network.mode;
1993 // u32 size = sizeof(struct ieee80211_qos_parameters);
1994 u8 u1bAIFS;
1995 u32 u4bAcParam;
1996 int i;
1997 if (priv == NULL)
1998 return;
1999
2000 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16))
2001 down(&priv->mutex);
2002 #else
2003 mutex_lock(&priv->mutex);
2004 #endif
2005 if(priv->ieee80211->state != IEEE80211_LINKED)
2006 goto success;
2007 RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
2008 /* It better set slot time at first */
2009 /* For we just support b/g mode at present, let the slot time at 9/20 selection */
2010 /* update the ac parameter to related registers */
2011 for(i = 0; i < QOS_QUEUE_NUM; i++) {
2012 //Mode G/A: slotTimeTimer = 9; Mode B: 20
2013 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
2014 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
2015 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
2016 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
2017 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
2018 printk("===>u4bAcParam:%x, ", u4bAcParam);
2019 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
2020 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
2021 }
2022
2023 success:
2024 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16))
2025 up(&priv->mutex);
2026 #else
2027 mutex_unlock(&priv->mutex);
2028 #endif
2029 }
2030
2031 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
2032 int active_network,
2033 struct ieee80211_network *network)
2034 {
2035 int ret = 0;
2036 u32 size = sizeof(struct ieee80211_qos_parameters);
2037
2038 if(priv->ieee80211->state !=IEEE80211_LINKED)
2039 return ret;
2040
2041 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2042 return ret;
2043
2044 if (network->flags & NETWORK_HAS_QOS_MASK) {
2045 if (active_network &&
2046 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
2047 network->qos_data.active = network->qos_data.supported;
2048
2049 if ((network->qos_data.active == 1) && (active_network == 1) &&
2050 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
2051 (network->qos_data.old_param_count !=
2052 network->qos_data.param_count)) {
2053 network->qos_data.old_param_count =
2054 network->qos_data.param_count;
2055 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2056 queue_work(priv->priv_wq, &priv->qos_activate);
2057 #else
2058 schedule_task(&priv->qos_activate);
2059 #endif
2060 RT_TRACE (COMP_QOS, "QoS parameters change call "
2061 "qos_activate\n");
2062 }
2063 } else {
2064 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2065 &def_qos_parameters, size);
2066
2067 if ((network->qos_data.active == 1) && (active_network == 1)) {
2068 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2069 queue_work(priv->priv_wq, &priv->qos_activate);
2070 #else
2071 schedule_task(&priv->qos_activate);
2072 #endif
2073 RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
2074 }
2075 network->qos_data.active = 0;
2076 network->qos_data.supported = 0;
2077 }
2078
2079 return 0;
2080 }
2081
2082 /* handle manage frame frame beacon and probe response */
2083 static int rtl8192_handle_beacon(struct net_device * dev,
2084 struct ieee80211_beacon * beacon,
2085 struct ieee80211_network * network)
2086 {
2087 struct r8192_priv *priv = ieee80211_priv(dev);
2088
2089 rtl8192_qos_handle_probe_response(priv,1,network);
2090
2091 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
2092 queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
2093 #else
2094 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
2095 schedule_task(&priv->update_beacon_wq);
2096 #else
2097 queue_work(priv->priv_wq, &priv->update_beacon_wq);
2098 #endif
2099 #endif
2100 return 0;
2101
2102 }
2103
2104 /*
2105 * handling the beaconing responses. if we get different QoS setting
2106 * off the network from the associated setting, adjust the QoS
2107 * setting
2108 */
2109 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
2110 struct ieee80211_network *network)
2111 {
2112 int ret = 0;
2113 unsigned long flags;
2114 u32 size = sizeof(struct ieee80211_qos_parameters);
2115 int set_qos_param = 0;
2116
2117 if ((priv == NULL) || (network == NULL))
2118 return ret;
2119
2120 if(priv->ieee80211->state !=IEEE80211_LINKED)
2121 return ret;
2122
2123 if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
2124 return ret;
2125
2126 spin_lock_irqsave(&priv->ieee80211->lock, flags);
2127 if(network->flags & NETWORK_HAS_QOS_PARAMETERS) {
2128 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2129 &network->qos_data.parameters,\
2130 sizeof(struct ieee80211_qos_parameters));
2131 priv->ieee80211->current_network.qos_data.active = 1;
2132 #if 0
2133 if((priv->ieee80211->current_network.qos_data.param_count != \
2134 network->qos_data.param_count))
2135 #endif
2136 {
2137 set_qos_param = 1;
2138 /* update qos parameter for current network */
2139 priv->ieee80211->current_network.qos_data.old_param_count = \
2140 priv->ieee80211->current_network.qos_data.param_count;
2141 priv->ieee80211->current_network.qos_data.param_count = \
2142 network->qos_data.param_count;
2143 }
2144 } else {
2145 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
2146 &def_qos_parameters, size);
2147 priv->ieee80211->current_network.qos_data.active = 0;
2148 priv->ieee80211->current_network.qos_data.supported = 0;
2149 set_qos_param = 1;
2150 }
2151
2152 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
2153
2154 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active);
2155 if (set_qos_param == 1)
2156 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2157 queue_work(priv->priv_wq, &priv->qos_activate);
2158 #else
2159 schedule_task(&priv->qos_activate);
2160 #endif
2161
2162
2163 return ret;
2164 }
2165
2166
2167 static int rtl8192_handle_assoc_response(struct net_device *dev,
2168 struct ieee80211_assoc_response_frame *resp,
2169 struct ieee80211_network *network)
2170 {
2171 struct r8192_priv *priv = ieee80211_priv(dev);
2172 rtl8192_qos_association_resp(priv, network);
2173 return 0;
2174 }
2175
2176
2177 //updateRATRTabel for MCS only. Basic rate is not implement.
2178 void rtl8192_update_ratr_table(struct net_device* dev)
2179 // POCTET_STRING posLegacyRate,
2180 // u8* pMcsRate)
2181 // PRT_WLAN_STA pEntry)
2182 {
2183 struct r8192_priv* priv = ieee80211_priv(dev);
2184 struct ieee80211_device* ieee = priv->ieee80211;
2185 u8* pMcsRate = ieee->dot11HTOperationalRateSet;
2186 //struct ieee80211_network *net = &ieee->current_network;
2187 u32 ratr_value = 0;
2188 u8 rate_index = 0;
2189
2190 rtl8192_config_rate(dev, (u16*)(&ratr_value));
2191 ratr_value |= (*(u16*)(pMcsRate)) << 12;
2192 // switch (net->mode)
2193 switch (ieee->mode)
2194 {
2195 case IEEE_A:
2196 ratr_value &= 0x00000FF0;
2197 break;
2198 case IEEE_B:
2199 ratr_value &= 0x0000000F;
2200 break;
2201 case IEEE_G:
2202 ratr_value &= 0x00000FF7;
2203 break;
2204 case IEEE_N_24G:
2205 case IEEE_N_5G:
2206 if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
2207 ratr_value &= 0x0007F007;
2208 else{
2209 if (priv->rf_type == RF_1T2R)
2210 ratr_value &= 0x000FF007;
2211 else
2212 ratr_value &= 0x0F81F007;
2213 }
2214 break;
2215 default:
2216 break;
2217 }
2218 ratr_value &= 0x0FFFFFFF;
2219 if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
2220 ratr_value |= 0x80000000;
2221 }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
2222 ratr_value |= 0x80000000;
2223 }
2224 write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
2225 write_nic_byte(dev, UFWP, 1);
2226 }
2227
2228 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
2229 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
2230 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
2231 {
2232 #if 1
2233 struct r8192_priv* priv = ieee80211_priv(dev);
2234 struct ieee80211_device* ieee = priv->ieee80211;
2235 int wpa_ie_len= ieee->wpa_ie_len;
2236 struct ieee80211_crypt_data* crypt;
2237 int encrypt;
2238
2239 crypt = ieee->crypt[ieee->tx_keyidx];
2240 encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP")));
2241
2242 /* simply judge */
2243 if(encrypt && (wpa_ie_len == 0)) {
2244 /* wep encryption, no N mode setting */
2245 return false;
2246 // } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) {
2247 } else if((wpa_ie_len != 0)) {
2248 /* parse pairwise key type */
2249 //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP))
2250 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))))
2251 return true;
2252 else
2253 return false;
2254 } else {
2255 //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ );
2256 return true;
2257 }
2258
2259 #if 0
2260 //In here we discuss with SD4 David. He think we still can send TKIP in broadcast group key in MCS rate.
2261 //We can't force in G mode if Pairwie key is AES and group key is TKIP
2262 if((pSecInfo->GroupEncAlgorithm == WEP104_Encryption) || (pSecInfo->GroupEncAlgorithm == WEP40_Encryption) ||
2263 (pSecInfo->PairwiseEncAlgorithm == WEP104_Encryption) ||
2264 (pSecInfo->PairwiseEncAlgorithm == WEP40_Encryption) || (pSecInfo->PairwiseEncAlgorithm == TKIP_Encryption))
2265 {
2266 return false;
2267 }
2268 else
2269 return true;
2270 #endif
2271 return true;
2272 #endif
2273 }
2274
2275 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
2276 {
2277 struct ieee80211_device* ieee = priv->ieee80211;
2278 //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
2279 if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
2280 {
2281 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
2282 //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16);
2283 //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16);
2284 }
2285 else
2286 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
2287 return;
2288 }
2289
2290 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
2291 {
2292 struct r8192_priv *priv = ieee80211_priv(dev);
2293 u8 ret = 0;
2294 switch(priv->rf_chip)
2295 {
2296 case RF_8225:
2297 case RF_8256:
2298 case RF_PSEUDO_11N:
2299 ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
2300 break;
2301 case RF_8258:
2302 ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
2303 break;
2304 default:
2305 ret = WIRELESS_MODE_B;
2306 break;
2307 }
2308 return ret;
2309 }
2310
2311 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
2312 {
2313 struct r8192_priv *priv = ieee80211_priv(dev);
2314 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2315
2316 #if 1
2317 if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
2318 {
2319 if(bSupportMode & WIRELESS_MODE_N_24G)
2320 {
2321 wireless_mode = WIRELESS_MODE_N_24G;
2322 }
2323 else if(bSupportMode & WIRELESS_MODE_N_5G)
2324 {
2325 wireless_mode = WIRELESS_MODE_N_5G;
2326 }
2327 else if((bSupportMode & WIRELESS_MODE_A))
2328 {
2329 wireless_mode = WIRELESS_MODE_A;
2330 }
2331 else if((bSupportMode & WIRELESS_MODE_G))
2332 {
2333 wireless_mode = WIRELESS_MODE_G;
2334 }
2335 else if((bSupportMode & WIRELESS_MODE_B))
2336 {
2337 wireless_mode = WIRELESS_MODE_B;
2338 }
2339 else{
2340 RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
2341 wireless_mode = WIRELESS_MODE_B;
2342 }
2343 }
2344 #ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we shoud wait for FPGA
2345 ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting );
2346 #endif
2347 priv->ieee80211->mode = wireless_mode;
2348
2349 if ((wireless_mode == WIRELESS_MODE_N_24G) || (wireless_mode == WIRELESS_MODE_N_5G))
2350 priv->ieee80211->pHTInfo->bEnableHT = 1;
2351 else
2352 priv->ieee80211->pHTInfo->bEnableHT = 0;
2353 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2354 rtl8192_refresh_supportrate(priv);
2355 #endif
2356
2357 }
2358 //init priv variables here
2359
2360 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
2361 {
2362 bool Reval;
2363 struct r8192_priv* priv = ieee80211_priv(dev);
2364 struct ieee80211_device* ieee = priv->ieee80211;
2365
2366 if(ieee->bHalfWirelessN24GMode == true)
2367 Reval = true;
2368 else
2369 Reval = false;
2370
2371 return Reval;
2372 }
2373
2374 short rtl8192_is_tx_queue_empty(struct net_device *dev)
2375 {
2376 int i=0;
2377 struct r8192_priv *priv = ieee80211_priv(dev);
2378 for (i=0; i<=MGNT_QUEUE; i++)
2379 {
2380 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
2381 continue;
2382 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
2383 printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
2384 return 0;
2385 }
2386 }
2387 return 1;
2388 }
2389 #if 0
2390 void rtl8192_rq_tx_ack(struct net_device *dev)
2391 {
2392 struct r8192_priv *priv = ieee80211_priv(dev);
2393 priv->ieee80211->ack_tx_to_ieee = 1;
2394 }
2395 #endif
2396 static void rtl8192_hw_sleep_down(struct net_device *dev)
2397 {
2398 RT_TRACE(COMP_POWER, "%s()============>come to sleep down\n", __FUNCTION__);
2399 MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
2400 }
2401 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
2402 static void rtl8192_hw_sleep_wq (struct work_struct *work)
2403 {
2404 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2405 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2406 // container_of(work, struct ieee80211_device, watch_dog_wq);
2407 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2408 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
2409 struct net_device *dev = ieee->dev;
2410 #else
2411 void rtl8192_hw_sleep_wq(struct net_device* dev)
2412 {
2413 #endif
2414 //printk("=========>%s()\n", __FUNCTION__);
2415 rtl8192_hw_sleep_down(dev);
2416 }
2417 // printk("dev is %d\n",dev);
2418 // printk("&*&(^*(&(&=========>%s()\n", __FUNCTION__);
2419 static void rtl8192_hw_wakeup(struct net_device* dev)
2420 {
2421 // u32 flags = 0;
2422
2423 // spin_lock_irqsave(&priv->ps_lock,flags);
2424 RT_TRACE(COMP_POWER, "%s()============>come to wake up\n", __FUNCTION__);
2425 MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2426 //FIXME: will we send package stored while nic is sleep?
2427 // spin_unlock_irqrestore(&priv->ps_lock,flags);
2428 }
2429 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
2430 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2431 {
2432 // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2433 // struct ieee80211_device * ieee = (struct ieee80211_device*)
2434 // container_of(work, struct ieee80211_device, watch_dog_wq);
2435 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2436 struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2437 struct net_device *dev = ieee->dev;
2438 #else
2439 void rtl8192_hw_wakeup_wq(struct net_device* dev)
2440 {
2441 #endif
2442 rtl8192_hw_wakeup(dev);
2443
2444 }
2445
2446 #define MIN_SLEEP_TIME 50
2447 #define MAX_SLEEP_TIME 10000
2448 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2449 {
2450
2451 struct r8192_priv *priv = ieee80211_priv(dev);
2452
2453 u32 rb = jiffies;
2454 unsigned long flags;
2455
2456 spin_lock_irqsave(&priv->ps_lock,flags);
2457
2458 /* Writing HW register with 0 equals to disable
2459 * the timer, that is not really what we want
2460 */
2461 tl -= MSECS(4+16+7);
2462
2463 //if(tl == 0) tl = 1;
2464
2465 /* FIXME HACK FIXME HACK */
2466 // force_pci_posting(dev);
2467 //mdelay(1);
2468
2469 // rb = read_nic_dword(dev, TSFTR);
2470
2471 /* If the interval in witch we are requested to sleep is too
2472 * short then give up and remain awake
2473 */
2474 if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2475 ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2476 spin_unlock_irqrestore(&priv->ps_lock,flags);
2477 printk("too short to sleep\n");
2478 return;
2479 }
2480
2481 // write_nic_dword(dev, TimerInt, tl);
2482 // rb = read_nic_dword(dev, TSFTR);
2483 {
2484 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2485 // if (tl<rb)
2486 queue_delayed_work(priv->ieee80211->wq, &priv->ieee80211->hw_wakeup_wq, tmp); //as tl may be less than rb
2487 }
2488 /* if we suspect the TimerInt is gone beyond tl
2489 * while setting it, then give up
2490 */
2491 #if 1
2492 if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2493 ((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) {
2494 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb, MSECS(MAX_SLEEP_TIME));
2495 spin_unlock_irqrestore(&priv->ps_lock,flags);
2496 return;
2497 }
2498 #endif
2499 // if(priv->rf_sleep)
2500 // priv->rf_sleep(dev);
2501
2502 //printk("<=========%s()\n", __FUNCTION__);
2503 queue_delayed_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq,0);
2504 spin_unlock_irqrestore(&priv->ps_lock,flags);
2505 }
2506 static void rtl8192_init_priv_variable(struct net_device* dev)
2507 {
2508 struct r8192_priv *priv = ieee80211_priv(dev);
2509 u8 i;
2510 priv->being_init_adapter = false;
2511 priv->txbuffsize = 1600;//1024;
2512 priv->txfwbuffersize = 4096;
2513 priv->txringcount = 64;//32;
2514 //priv->txbeaconcount = priv->txringcount;
2515 priv->txbeaconcount = 2;
2516 priv->rxbuffersize = 9100;//2048;//1024;
2517 priv->rxringcount = MAX_RX_COUNT;//64;
2518 priv->irq_enabled=0;
2519 priv->card_8192 = NIC_8192E;
2520 priv->rx_skb_complete = 1;
2521 priv->chan = 1; //set to channel 1
2522 priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2523 priv->RegChannelPlan = 0xf;
2524 priv->nrxAMPDU_size = 0;
2525 priv->nrxAMPDU_aggr_num = 0;
2526 priv->last_rxdesc_tsf_high = 0;
2527 priv->last_rxdesc_tsf_low = 0;
2528 priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2529 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2530 priv->ieee80211->ieee_up=0;
2531 priv->retry_rts = DEFAULT_RETRY_RTS;
2532 priv->retry_data = DEFAULT_RETRY_DATA;
2533 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2534 priv->ieee80211->rate = 110; //11 mbps
2535 priv->ieee80211->short_slot = 1;
2536 priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2537 priv->bcck_in_ch14 = false;
2538 priv->bfsync_processing = false;
2539 priv->CCKPresentAttentuation = 0;
2540 priv->rfa_txpowertrackingindex = 0;
2541 priv->rfc_txpowertrackingindex = 0;
2542 priv->CckPwEnl = 6;
2543 priv->ScanDelay = 50;//for Scan TODO
2544 //added by amy for silent reset
2545 priv->ResetProgress = RESET_TYPE_NORESET;
2546 priv->bForcedSilentReset = 0;
2547 priv->bDisableNormalResetCheck = false;
2548 priv->force_reset = false;
2549 //added by amy for power save
2550 priv->RegRfOff = 0;
2551 priv->ieee80211->RfOffReason = 0;
2552 priv->RFChangeInProgress = false;
2553 priv->bHwRfOffAction = 0;
2554 priv->SetRFPowerStateInProgress = false;
2555 priv->ieee80211->PowerSaveControl.bInactivePs = true;
2556 priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2557 //just for debug
2558 priv->txpower_checkcnt = 0;
2559 priv->thermal_readback_index =0;
2560 priv->txpower_tracking_callback_cnt = 0;
2561 priv->ccktxpower_adjustcnt_ch14 = 0;
2562 priv->ccktxpower_adjustcnt_not_ch14 = 0;
2563
2564 priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2565 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2566 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2567 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2568 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2569 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //| //IEEE_SOFTMAC_SINGLE_QUEUE;
2570
2571 priv->ieee80211->active_scan = 1;
2572 priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2573 priv->ieee80211->host_encrypt = 1;
2574 priv->ieee80211->host_decrypt = 1;
2575 //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2576 //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2577 priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2578 priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2579 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2580 priv->ieee80211->set_chan = rtl8192_set_chan;
2581 priv->ieee80211->link_change = rtl8192_link_change;
2582 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2583 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2584 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2585 priv->ieee80211->init_wmmparam_flag = 0;
2586 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2587 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2588 priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2589 priv->ieee80211->qos_support = 1;
2590 priv->ieee80211->dot11PowerSaveMode = 0;
2591 //added by WB
2592 // priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2593 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2594 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2595 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2596
2597 priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2598 // priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2599 priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2600 priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2601 //added by david
2602 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2603 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2604 priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2605
2606 //added by amy
2607 priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2608
2609 priv->card_type = USB;
2610 {
2611 priv->ShortRetryLimit = 0x30;
2612 priv->LongRetryLimit = 0x30;
2613 }
2614 priv->EarlyRxThreshold = 7;
2615 priv->enable_gpio0 = 0;
2616
2617 priv->TransmitConfig = 0;
2618
2619 priv->ReceiveConfig = RCR_ADD3 |
2620 RCR_AMF | RCR_ADF | //accept management/data
2621 RCR_AICV | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2622 RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC
2623 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2624 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2625
2626 priv->irq_mask = (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\
2627 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\
2628 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW |\
2629 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2630
2631 priv->AcmControl = 0;
2632 priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware));
2633 if (priv->pFirmware)
2634 memset(priv->pFirmware, 0, sizeof(rt_firmware));
2635
2636 /* rx related queue */
2637 skb_queue_head_init(&priv->rx_queue);
2638 skb_queue_head_init(&priv->skb_queue);
2639
2640 /* Tx related queue */
2641 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2642 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2643 }
2644 for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2645 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2646 }
2647 priv->rf_set_chan = rtl8192_phy_SwChnl;
2648 }
2649
2650 //init lock here
2651 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2652 {
2653 spin_lock_init(&priv->tx_lock);
2654 spin_lock_init(&priv->irq_lock);//added by thomas
2655 spin_lock_init(&priv->irq_th_lock);
2656 spin_lock_init(&priv->rf_ps_lock);
2657 spin_lock_init(&priv->ps_lock);
2658 //spin_lock_init(&priv->rf_lock);
2659 sema_init(&priv->wx_sem,1);
2660 sema_init(&priv->rf_sem,1);
2661 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16))
2662 sema_init(&priv->mutex, 1);
2663 #else
2664 mutex_init(&priv->mutex);
2665 #endif
2666 }
2667
2668 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
2669 extern void rtl819x_watchdog_wqcallback(struct work_struct *work);
2670 #else
2671 extern void rtl819x_watchdog_wqcallback(struct net_device *dev);
2672 #endif
2673
2674 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
2675 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
2676 void rtl8192_prepare_beacon(struct r8192_priv *priv);
2677 //init tasklet and wait_queue here. only 2.6 above kernel is considered
2678 #define DRV_NAME "wlan0"
2679 static void rtl8192_init_priv_task(struct net_device* dev)
2680 {
2681 struct r8192_priv *priv = ieee80211_priv(dev);
2682
2683 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
2684 #ifdef PF_SYNCTHREAD
2685 priv->priv_wq = create_workqueue(DRV_NAME,0);
2686 #else
2687 priv->priv_wq = create_workqueue(DRV_NAME);
2688 #endif
2689 #endif
2690
2691 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
2692 // INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2693 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2694 // INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2695 INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2696 INIT_DELAYED_WORK(&priv->txpower_tracking_wq, dm_txpower_trackingcallback);
2697 INIT_DELAYED_WORK(&priv->rfpath_check_wq, dm_rf_pathcheck_workitemcallback);
2698 INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2699 //INIT_WORK(&priv->SwChnlWorkItem, rtl8192_SwChnl_WorkItem);
2700 //INIT_WORK(&priv->SetBWModeWorkItem, rtl8192_SetBWModeWorkItem);
2701 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2702 INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2703 INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2704
2705 #else
2706 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
2707 tq_init(&priv->reset_wq, (void*)rtl8192_restart, dev);
2708 tq_init(&priv->watch_dog_wq, (void*)rtl819x_watchdog_wqcallback, dev);
2709 tq_init(&priv->txpower_tracking_wq, (void*)dm_txpower_trackingcallback, dev);
2710 tq_init(&priv->rfpath_check_wq, (void*)dm_rf_pathcheck_workitemcallback, dev);
2711 tq_init(&priv->update_beacon_wq, (void*)rtl8192_update_beacon, dev);
2712 //tq_init(&priv->SwChnlWorkItem, (void*) rtl8192_SwChnl_WorkItem, dev);
2713 //tq_init(&priv->SetBWModeWorkItem, (void*)rtl8192_SetBWModeWorkItem, dev);
2714 tq_init(&priv->qos_activate, (void *)rtl8192_qos_activate, dev);
2715 tq_init(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq, dev);
2716 tq_init(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq, dev);
2717
2718 #else
2719 INIT_WORK(&priv->reset_wq,(void(*)(void*)) rtl8192_restart,dev);
2720 // INIT_WORK(&priv->watch_dog_wq, (void(*)(void*)) hal_dm_watchdog,dev);
2721 INIT_WORK(&priv->watch_dog_wq, (void(*)(void*)) rtl819x_watchdog_wqcallback,dev);
2722 INIT_WORK(&priv->txpower_tracking_wq, (void(*)(void*)) dm_txpower_trackingcallback,dev);
2723 INIT_WORK(&priv->rfpath_check_wq, (void(*)(void*)) dm_rf_pathcheck_workitemcallback,dev);
2724 INIT_WORK(&priv->update_beacon_wq, (void(*)(void*))rtl8192_update_beacon,dev);
2725 //INIT_WORK(&priv->SwChnlWorkItem, (void(*)(void*)) rtl8192_SwChnl_WorkItem, dev);
2726 //INIT_WORK(&priv->SetBWModeWorkItem, (void(*)(void*)) rtl8192_SetBWModeWorkItem, dev);
2727 INIT_WORK(&priv->qos_activate, (void(*)(void *))rtl8192_qos_activate, dev);
2728 INIT_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq, dev);
2729 INIT_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq, dev);
2730 #endif
2731 #endif
2732
2733 tasklet_init(&priv->irq_rx_tasklet,
2734 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2735 (unsigned long)priv);
2736 tasklet_init(&priv->irq_tx_tasklet,
2737 (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2738 (unsigned long)priv);
2739 tasklet_init(&priv->irq_prepare_beacon_tasklet,
2740 (void(*)(unsigned long))rtl8192_prepare_beacon,
2741 (unsigned long)priv);
2742 }
2743
2744 static void rtl8192_get_eeprom_size(struct net_device* dev)
2745 {
2746 u16 curCR = 0;
2747 struct r8192_priv *priv = ieee80211_priv(dev);
2748 RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2749 curCR = read_nic_dword(dev, EPROM_CMD);
2750 RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2751 //whether need I consider BIT5?
2752 priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2753 RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2754 }
2755
2756 //used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead.
2757 static inline u16 endian_swap(u16* data)
2758 {
2759 u16 tmp = *data;
2760 *data = (tmp >> 8) | (tmp << 8);
2761 return *data;
2762 }
2763
2764 /*
2765 * Note: Adapter->EEPROMAddressSize should be set before this function call.
2766 * EEPROM address size can be got through GetEEPROMSize8185()
2767 */
2768 static void rtl8192_read_eeprom_info(struct net_device* dev)
2769 {
2770 struct r8192_priv *priv = ieee80211_priv(dev);
2771
2772 u8 tempval;
2773 #ifdef RTL8192E
2774 u8 ICVer8192, ICVer8256;
2775 #endif
2776 u16 i,usValue, IC_Version;
2777 u16 EEPROMId;
2778 #ifdef RTL8190P
2779 u8 offset;//, tmpAFR;
2780 u8 EepromTxPower[100];
2781 #endif
2782 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2783 RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2784
2785
2786 // TODO: I don't know if we need to apply EF function to EEPROM read function
2787
2788 //2 Read EEPROM ID to make sure autoload is success
2789 EEPROMId = eprom_read(dev, 0);
2790 if( EEPROMId != RTL8190_EEPROM_ID )
2791 {
2792 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2793 priv->AutoloadFailFlag=true;
2794 }
2795 else
2796 {
2797 priv->AutoloadFailFlag=false;
2798 }
2799
2800 //
2801 // Assign Chip Version ID
2802 //
2803 // Read IC Version && Channel Plan
2804 if(!priv->AutoloadFailFlag)
2805 {
2806 // VID, PID
2807 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2808 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2809
2810 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2811 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2812 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2813 priv->eeprom_ChannelPlan = usValue&0xff;
2814 IC_Version = ((usValue&0xff00)>>8);
2815
2816 #ifdef RTL8190P
2817 priv->card_8192_version = (VERSION_8190)(IC_Version);
2818 #else
2819 #ifdef RTL8192E
2820 ICVer8192 = (IC_Version&0xf); //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2821 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2822 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2823 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2824 if(ICVer8192 == 0x2) //B-cut
2825 {
2826 if(ICVer8256 == 0x5) //E-cut
2827 priv->card_8192_version= VERSION_8190_BE;
2828 }
2829 #endif
2830 #endif
2831 switch(priv->card_8192_version)
2832 {
2833 case VERSION_8190_BD:
2834 case VERSION_8190_BE:
2835 break;
2836 default:
2837 priv->card_8192_version = VERSION_8190_BD;
2838 break;
2839 }
2840 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2841 }
2842 else
2843 {
2844 priv->card_8192_version = VERSION_8190_BD;
2845 priv->eeprom_vid = 0;
2846 priv->eeprom_did = 0;
2847 priv->eeprom_CustomerID = 0;
2848 priv->eeprom_ChannelPlan = 0;
2849 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2850 }
2851
2852 RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2853 RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2854 RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2855
2856 //2 Read Permanent MAC address
2857 if(!priv->AutoloadFailFlag)
2858 {
2859 for(i = 0; i < 6; i += 2)
2860 {
2861 usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2862 *(u16*)(&dev->dev_addr[i]) = usValue;
2863 }
2864 } else {
2865 // when auto load failed, the last address byte set to be a random one.
2866 // added by david woo.2007/11/7
2867 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2868 #if 0
2869 for(i = 0; i < 6; i++)
2870 {
2871 Adapter->PermanentAddress[i] = sMacAddr[i];
2872 PlatformEFIOWrite1Byte(Adapter, IDR0+i, sMacAddr[i]);
2873 }
2874 #endif
2875 }
2876
2877 RT_TRACE(COMP_INIT, "Permanent Address = %02x-%02x-%02x-%02x-%02x-%02x\n",
2878 dev->dev_addr[0], dev->dev_addr[1],
2879 dev->dev_addr[2], dev->dev_addr[3],
2880 dev->dev_addr[4], dev->dev_addr[5]);
2881
2882 //2 TX Power Check EEPROM Fail or not
2883 if(priv->card_8192_version > VERSION_8190_BD) {
2884 priv->bTXPowerDataReadFromEEPORM = true;
2885 } else {
2886 priv->bTXPowerDataReadFromEEPORM = false;
2887 }
2888
2889 // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE dafault=1T2R
2890 priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2891
2892 if(priv->card_8192_version > VERSION_8190_BD)
2893 {
2894 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2895 if(!priv->AutoloadFailFlag)
2896 {
2897 tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2898 priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf; // bit[3:0]
2899
2900 if (tempval&0x80) //RF-indication, bit[7]
2901 priv->rf_type = RF_1T2R;
2902 else
2903 priv->rf_type = RF_2T4R;
2904 }
2905 else
2906 {
2907 priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2908 }
2909 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2910 priv->EEPROMLegacyHTTxPowerDiff);
2911
2912 // Read ThermalMeter from EEPROM
2913 if(!priv->AutoloadFailFlag)
2914 {
2915 priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2916 }
2917 else
2918 {
2919 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2920 }
2921 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2922 //vivi, for tx power track
2923 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2924
2925 if(priv->epromtype == EPROM_93c46)
2926 {
2927 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2928 if(!priv->AutoloadFailFlag)
2929 {
2930 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2931 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2932 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2933 }
2934 else
2935 {
2936 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2937 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2938 }
2939 RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2940 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2941
2942 //
2943 // Get per-channel Tx Power Level
2944 //
2945 for(i=0; i<14; i+=2)
2946 {
2947 if(!priv->AutoloadFailFlag)
2948 {
2949 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2950 }
2951 else
2952 {
2953 usValue = EEPROM_Default_TxPower;
2954 }
2955 *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2956 RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2957 RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2958 }
2959 for(i=0; i<14; i+=2)
2960 {
2961 if(!priv->AutoloadFailFlag)
2962 {
2963 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2964 }
2965 else
2966 {
2967 usValue = EEPROM_Default_TxPower;
2968 }
2969 *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2970 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2971 RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2972 }
2973 }
2974 else if(priv->epromtype== EPROM_93c56)
2975 {
2976 #ifdef RTL8190P
2977 // Read CrystalCap from EEPROM
2978 if(!priv->AutoloadFailFlag)
2979 {
2980 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2981 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2982 }
2983 else
2984 {
2985 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2986 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2987 }
2988 RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2989 RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2990
2991 // Get Tx Power Level by Channel
2992 if(!priv->AutoloadFailFlag)
2993 {
2994 // Read Tx power of Channel 1 ~ 14 from EEPROM.
2995 for(i = 0; i < 12; i+=2)
2996 {
2997 if (i <6)
2998 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2999 else
3000 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
3001 usValue = eprom_read(dev, (offset>>1));
3002 *((u16*)(&EepromTxPower[i])) = usValue;
3003 }
3004
3005 for(i = 0; i < 12; i++)
3006 {
3007 if (i <= 2)
3008 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
3009 else if ((i >=3 )&&(i <= 5))
3010 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
3011 else if ((i >=6 )&&(i <= 8))
3012 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
3013 else
3014 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
3015 }
3016 }
3017 else
3018 {
3019 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
3020 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
3021 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
3022
3023 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
3024 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
3025 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
3026
3027 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
3028 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
3029 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
3030
3031 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
3032 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
3033 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
3034 }
3035 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
3036 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
3037 RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
3038 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
3039 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
3040 RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
3041 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
3042 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
3043 RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
3044 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
3045 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
3046 RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
3047 #endif
3048
3049 }
3050 //
3051 // Update HAL variables.
3052 //
3053 if(priv->epromtype == EPROM_93c46)
3054 {
3055 for(i=0; i<14; i++)
3056 {
3057 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
3058 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
3059 }
3060 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3061 // Antenna B gain offset to antenna A, bit0~3
3062 priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
3063 // Antenna C gain offset to antenna A, bit4~7
3064 priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
3065 // Antenna D gain offset to antenna A, bit8~11
3066 priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
3067 // CrystalCap, bit12~15
3068 priv->CrystalCap = priv->EEPROMCrystalCap;
3069 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3070 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3071 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3072 }
3073 else if(priv->epromtype == EPROM_93c56)
3074 {
3075 //char cck_pwr_diff_a=0, cck_pwr_diff_c=0;
3076
3077 //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
3078 //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
3079 for(i=0; i<3; i++) // channel 1~3 use the same Tx Power Level.
3080 {
3081 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[0];
3082 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
3083 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[0];
3084 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
3085 }
3086 for(i=3; i<9; i++) // channel 4~9 use the same Tx Power Level
3087 {
3088 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[1];
3089 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
3090 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[1];
3091 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
3092 }
3093 for(i=9; i<14; i++) // channel 10~14 use the same Tx Power Level
3094 {
3095 priv->TxPowerLevelCCK_A[i] = priv->EEPROMRfACCKChnl1TxPwLevel[2];
3096 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
3097 priv->TxPowerLevelCCK_C[i] = priv->EEPROMRfCCCKChnl1TxPwLevel[2];
3098 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
3099 }
3100 for(i=0; i<14; i++)
3101 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
3102 for(i=0; i<14; i++)
3103 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
3104 for(i=0; i<14; i++)
3105 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
3106 for(i=0; i<14; i++)
3107 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
3108 priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
3109 priv->AntennaTxPwDiff[0] = 0;
3110 priv->AntennaTxPwDiff[1] = 0;
3111 priv->AntennaTxPwDiff[2] = 0;
3112 priv->CrystalCap = priv->EEPROMCrystalCap;
3113 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
3114 priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
3115 priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
3116 }
3117 }
3118
3119 if(priv->rf_type == RF_1T2R)
3120 {
3121 RT_TRACE(COMP_INIT, "\n1T2R config\n");
3122 }
3123 else if (priv->rf_type == RF_2T4R)
3124 {
3125 RT_TRACE(COMP_INIT, "\n2T4R config\n");
3126 }
3127
3128 // 2008/01/16 MH We can only know RF type in the function. So we have to init
3129 // DIG RATR table again.
3130 init_rate_adaptive(dev);
3131
3132 //1 Make a copy for following variables and we can change them if we want
3133
3134 priv->rf_chip= RF_8256;
3135
3136 if(priv->RegChannelPlan == 0xf)
3137 {
3138 priv->ChannelPlan = priv->eeprom_ChannelPlan;
3139 }
3140 else
3141 {
3142 priv->ChannelPlan = priv->RegChannelPlan;
3143 }
3144
3145 //
3146 // Used PID and DID to Set CustomerID
3147 //
3148 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304 )
3149 {
3150 priv->CustomerID = RT_CID_DLINK;
3151 }
3152
3153 switch(priv->eeprom_CustomerID)
3154 {
3155 case EEPROM_CID_DEFAULT:
3156 priv->CustomerID = RT_CID_DEFAULT;
3157 break;
3158 case EEPROM_CID_CAMEO:
3159 priv->CustomerID = RT_CID_819x_CAMEO;
3160 break;
3161 case EEPROM_CID_RUNTOP:
3162 priv->CustomerID = RT_CID_819x_RUNTOP;
3163 break;
3164 case EEPROM_CID_NetCore:
3165 priv->CustomerID = RT_CID_819x_Netcore;
3166 break;
3167 case EEPROM_CID_TOSHIBA: // Merge by Jacken, 2008/01/31
3168 priv->CustomerID = RT_CID_TOSHIBA;
3169 if(priv->eeprom_ChannelPlan&0x80)
3170 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
3171 else
3172 priv->ChannelPlan = 0x0;
3173 RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
3174 priv->ChannelPlan);
3175 break;
3176 case EEPROM_CID_Nettronix:
3177 priv->ScanDelay = 100; //cosa add for scan
3178 priv->CustomerID = RT_CID_Nettronix;
3179 break;
3180 case EEPROM_CID_Pronet:
3181 priv->CustomerID = RT_CID_PRONET;
3182 break;
3183 case EEPROM_CID_DLINK:
3184 priv->CustomerID = RT_CID_DLINK;
3185 break;
3186
3187 case EEPROM_CID_WHQL:
3188 //Adapter->bInHctTest = TRUE;//do not supported
3189
3190 //priv->bSupportTurboMode = FALSE;
3191 //priv->bAutoTurboBy8186 = FALSE;
3192
3193 //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
3194 //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
3195 //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
3196
3197 break;
3198 default:
3199 // value from RegCustomerID
3200 break;
3201 }
3202
3203 //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
3204 if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
3205 priv->ChannelPlan = 0; //FCC
3206
3207 switch(priv->CustomerID)
3208 {
3209 case RT_CID_DEFAULT:
3210 #ifdef RTL8190P
3211 priv->LedStrategy = HW_LED;
3212 #else
3213 #ifdef RTL8192E
3214 priv->LedStrategy = SW_LED_MODE1;
3215 #endif
3216 #endif
3217 break;
3218
3219 case RT_CID_819x_CAMEO:
3220 priv->LedStrategy = SW_LED_MODE2;
3221 break;
3222
3223 case RT_CID_819x_RUNTOP:
3224 priv->LedStrategy = SW_LED_MODE3;
3225 break;
3226
3227 case RT_CID_819x_Netcore:
3228 priv->LedStrategy = SW_LED_MODE4;
3229 break;
3230
3231 case RT_CID_Nettronix:
3232 priv->LedStrategy = SW_LED_MODE5;
3233 break;
3234
3235 case RT_CID_PRONET:
3236 priv->LedStrategy = SW_LED_MODE6;
3237 break;
3238
3239 case RT_CID_TOSHIBA: //Modify by Jacken 2008/01/31
3240 // Do nothing.
3241 //break;
3242
3243 default:
3244 #ifdef RTL8190P
3245 priv->LedStrategy = HW_LED;
3246 #else
3247 #ifdef RTL8192E
3248 priv->LedStrategy = SW_LED_MODE1;
3249 #endif
3250 #endif
3251 break;
3252 }
3253 /*
3254 //2008.06.03, for WOL
3255 if( priv->eeprom_vid == 0x1186 && priv->eeprom_did == 0x3304)
3256 priv->ieee80211->bSupportRemoteWakeUp = TRUE;
3257 else
3258 priv->ieee80211->bSupportRemoteWakeUp = FALSE;
3259 */
3260 RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
3261 RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
3262 RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
3263 RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
3264
3265 return ;
3266 }
3267
3268
3269 static short rtl8192_get_channel_map(struct net_device * dev)
3270 {
3271 struct r8192_priv *priv = ieee80211_priv(dev);
3272 #ifdef ENABLE_DOT11D
3273 if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
3274 printk("rtl8180_init:Error channel plan! Set to default.\n");
3275 priv->ChannelPlan= 0;
3276 }
3277 RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
3278
3279 rtl819x_set_channel_map(priv->ChannelPlan, priv);
3280 #else
3281 int ch,i;
3282 //Set Default Channel Plan
3283 if(!channels){
3284 DMESG("No channels, aborting");
3285 return -1;
3286 }
3287 ch=channels;
3288 priv->ChannelPlan= 0;//hikaru
3289 // set channels 1..14 allowed in given locale
3290 for (i=1; i<=14; i++) {
3291 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
3292 ch >>= 1;
3293 }
3294 #endif
3295 return 0;
3296 }
3297
3298 static short rtl8192_init(struct net_device *dev)
3299 {
3300 struct r8192_priv *priv = ieee80211_priv(dev);
3301 memset(&(priv->stats),0,sizeof(struct Stats));
3302 rtl8192_init_priv_variable(dev);
3303 rtl8192_init_priv_lock(priv);
3304 rtl8192_init_priv_task(dev);
3305 rtl8192_get_eeprom_size(dev);
3306 rtl8192_read_eeprom_info(dev);
3307 rtl8192_get_channel_map(dev);
3308 init_hal_dm(dev);
3309 init_timer(&priv->watch_dog_timer);
3310 priv->watch_dog_timer.data = (unsigned long)dev;
3311 priv->watch_dog_timer.function = watch_dog_timer_callback;
3312 #if defined(IRQF_SHARED)
3313 if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){
3314 #else
3315 if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){
3316 #endif
3317 printk("Error allocating IRQ %d",dev->irq);
3318 return -1;
3319 }else{
3320 priv->irq=dev->irq;
3321 printk("IRQ %d",dev->irq);
3322 }
3323 if(rtl8192_pci_initdescring(dev)!=0){
3324 printk("Endopoints initialization failed");
3325 return -1;
3326 }
3327
3328 //rtl8192_rx_enable(dev);
3329 //rtl8192_adapter_start(dev);
3330 return 0;
3331 }
3332
3333 /******************************************************************************
3334 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
3335 * not to do all the hw config as its name says
3336 * input: net_device dev
3337 * output: none
3338 * return: none
3339 * notice: This part need to modified according to the rate set we filtered
3340 * ****************************************************************************/
3341 static void rtl8192_hwconfig(struct net_device* dev)
3342 {
3343 u32 regRATR = 0, regRRSR = 0;
3344 u8 regBwOpMode = 0, regTmp = 0;
3345 struct r8192_priv *priv = ieee80211_priv(dev);
3346
3347 // Set RRSR, RATR, and BW_OPMODE registers
3348 //
3349 switch(priv->ieee80211->mode)
3350 {
3351 case WIRELESS_MODE_B:
3352 regBwOpMode = BW_OPMODE_20MHZ;
3353 regRATR = RATE_ALL_CCK;
3354 regRRSR = RATE_ALL_CCK;
3355 break;
3356 case WIRELESS_MODE_A:
3357 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
3358 regRATR = RATE_ALL_OFDM_AG;
3359 regRRSR = RATE_ALL_OFDM_AG;
3360 break;
3361 case WIRELESS_MODE_G:
3362 regBwOpMode = BW_OPMODE_20MHZ;
3363 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3364 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3365 break;
3366 case WIRELESS_MODE_AUTO:
3367 case WIRELESS_MODE_N_24G:
3368 // It support CCK rate by default.
3369 // CCK rate will be filtered out only when associated AP does not support it.
3370 regBwOpMode = BW_OPMODE_20MHZ;
3371 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3372 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3373 break;
3374 case WIRELESS_MODE_N_5G:
3375 regBwOpMode = BW_OPMODE_5G;
3376 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3377 regRRSR = RATE_ALL_OFDM_AG;
3378 break;
3379 }
3380
3381 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
3382 {
3383 u32 ratr_value = 0;
3384 ratr_value = regRATR;
3385 if (priv->rf_type == RF_1T2R)
3386 {
3387 ratr_value &= ~(RATE_ALL_OFDM_2SS);
3388 }
3389 write_nic_dword(dev, RATR0, ratr_value);
3390 write_nic_byte(dev, UFWP, 1);
3391 }
3392 regTmp = read_nic_byte(dev, 0x313);
3393 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
3394 write_nic_dword(dev, RRSR, regRRSR);
3395
3396 //
3397 // Set Retry Limit here
3398 //
3399 write_nic_word(dev, RETRY_LIMIT,
3400 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \
3401 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
3402 // Set Contention Window here
3403
3404 // Set Tx AGC
3405
3406 // Set Tx Antenna including Feedback control
3407
3408 // Set Auto Rate fallback control
3409
3410
3411 }
3412
3413
3414 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
3415 {
3416 struct r8192_priv *priv = ieee80211_priv(dev);
3417 // struct ieee80211_device *ieee = priv->ieee80211;
3418 u32 ulRegRead;
3419 RT_STATUS rtStatus = RT_STATUS_SUCCESS;
3420 // static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG;
3421 // static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG;
3422 //u8 eRFPath;
3423 u8 tmpvalue;
3424 #ifdef RTL8192E
3425 u8 ICVersion,SwitchingRegulatorOutput;
3426 #endif
3427 bool bfirmwareok = true;
3428 #ifdef RTL8190P
3429 u8 ucRegRead;
3430 #endif
3431 u32 tmpRegA, tmpRegC, TempCCk;
3432 int i =0;
3433 // u32 dwRegRead = 0;
3434
3435 RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
3436 priv->being_init_adapter = true;
3437 rtl8192_pci_resetdescring(dev);
3438 // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
3439 priv->Rf_Mode = RF_OP_By_SW_3wire;
3440 #ifdef RTL8192E
3441 //dPLL on
3442 if(priv->ResetProgress == RESET_TYPE_NORESET)
3443 {
3444 write_nic_byte(dev, ANAPAR, 0x37);
3445 // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
3446 // Joseph increae the time to prevent firmware download fail
3447 mdelay(500);
3448 }
3449 #endif
3450 //PlatformSleepUs(10000);
3451 // For any kind of InitializeAdapter process, we shall use system now!!
3452 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
3453
3454 // Set to eRfoff in order not to count receive count.
3455 if(priv->RegRfOff == TRUE)
3456 priv->ieee80211->eRFPowerState = eRfOff;
3457
3458 //
3459 //3 //Config CPUReset Register
3460 //3//
3461 //3 Firmware Reset Or Not
3462 ulRegRead = read_nic_dword(dev, CPU_GEN);
3463 if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
3464 { //called from MPInitialized. do nothing
3465 ulRegRead |= CPU_GEN_SYSTEM_RESET;
3466 }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
3467 ulRegRead |= CPU_GEN_FIRMWARE_RESET; // Called from MPReset
3468 else
3469 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__, priv->pFirmware->firmware_status);
3470
3471 #ifdef RTL8190P
3472 //2008.06.03, for WOL 90 hw bug
3473 ulRegRead &= (~(CPU_GEN_GPIO_UART));
3474 #endif
3475
3476 write_nic_dword(dev, CPU_GEN, ulRegRead);
3477 //mdelay(100);
3478
3479 #ifdef RTL8192E
3480
3481 //3//
3482 //3 //Fix the issue of E-cut high temperature issue
3483 //3//
3484 // TODO: E cut only
3485 ICVersion = read_nic_byte(dev, IC_VERRSION);
3486 if(ICVersion >= 0x4) //E-cut only
3487 {
3488 // HW SD suggest that we should not wirte this register too often, so driver
3489 // should readback this register. This register will be modified only when
3490 // power on reset
3491 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
3492 if(SwitchingRegulatorOutput != 0xb8)
3493 {
3494 write_nic_byte(dev, SWREGULATOR, 0xa8);
3495 mdelay(1);
3496 write_nic_byte(dev, SWREGULATOR, 0xb8);
3497 }
3498 }
3499 #endif
3500
3501
3502 //3//
3503 //3// Initialize BB before MAC
3504 //3//
3505 RT_TRACE(COMP_INIT, "BB Config Start!\n");
3506 rtStatus = rtl8192_BBConfig(dev);
3507 if(rtStatus != RT_STATUS_SUCCESS)
3508 {
3509 RT_TRACE(COMP_ERR, "BB Config failed\n");
3510 return rtStatus;
3511 }
3512 RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3513
3514 //3//Set Loopback mode or Normal mode
3515 //3//
3516 //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3517 // because setting of System_Reset bit reset MAC to default transmission mode.
3518 //Loopback mode or not
3519 priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3520 //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3521 if(priv->ResetProgress == RESET_TYPE_NORESET)
3522 {
3523 ulRegRead = read_nic_dword(dev, CPU_GEN);
3524 if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3525 {
3526 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3527 }
3528 else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3529 {
3530 ulRegRead |= CPU_CCK_LOOPBACK;
3531 }
3532 else
3533 {
3534 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3535 }
3536
3537 //2008.06.03, for WOL
3538 //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3539 write_nic_dword(dev, CPU_GEN, ulRegRead);
3540
3541 // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3542 udelay(500);
3543 }
3544 //3Set Hardware(Do nothing now)
3545 rtl8192_hwconfig(dev);
3546 //2=======================================================
3547 // Common Setting for all of the FPGA platform. (part 1)
3548 //2=======================================================
3549 // If there is changes, please make sure it applies to all of the FPGA version
3550 //3 Turn on Tx/Rx
3551 write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3552
3553 //2Set Tx dma burst
3554 #ifdef RTL8190P
3555 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \
3556 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \
3557 (1<<MULRW_SHIFT)));
3558 #else
3559 #ifdef RTL8192E
3560 write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\
3561 (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3562 #endif
3563 #endif
3564 //set IDR0 here
3565 write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3566 write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3567 //set RCR
3568 write_nic_dword(dev, RCR, priv->ReceiveConfig);
3569
3570 //3 Initialize Number of Reserved Pages in Firmware Queue
3571 #ifdef TO_DO_LIST
3572 if(priv->bInHctTest)
3573 {
3574 PlatformEFIOWrite4Byte(Adapter, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3575 NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3576 NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3577 NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3578 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3579 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3580 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3581 NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3582 }
3583 else
3584 #endif
3585 {
3586 write_nic_dword(dev, RQPN1, NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3587 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3588 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3589 NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3590 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3591 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3592 NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3593 NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3594 }
3595
3596 rtl8192_tx_enable(dev);
3597 rtl8192_rx_enable(dev);
3598 //3Set Response Rate Setting Register
3599 // CCK rate is supported by default.
3600 // CCK rate will be filtered out only when associated AP does not support it.
3601 ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR)) | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3602 write_nic_dword(dev, RRSR, ulRegRead);
3603 write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3604
3605 //2Set AckTimeout
3606 // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3607 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3608
3609 //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3610 if(priv->ResetProgress == RESET_TYPE_NORESET)
3611 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3612 //-----------------------------------------------------------------------------
3613 // Set up security related. 070106, by rcnjko:
3614 // 1. Clear all H/W keys.
3615 // 2. Enable H/W encryption/decryption.
3616 //-----------------------------------------------------------------------------
3617 CamResetAllEntry(dev);
3618 {
3619 u8 SECR_value = 0x0;
3620 SECR_value |= SCR_TxEncEnable;
3621 SECR_value |= SCR_RxDecEnable;
3622 SECR_value |= SCR_NoSKMC;
3623 write_nic_byte(dev, SECR, SECR_value);
3624 }
3625 //3Beacon related
3626 write_nic_word(dev, ATIMWND, 2);
3627 write_nic_word(dev, BCN_INTERVAL, 100);
3628 for (i=0; i<QOS_QUEUE_NUM; i++)
3629 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3630 //
3631 // Switching regulator controller: This is set temporarily.
3632 // It's not sure if this can be removed in the future.
3633 // PJ advised to leave it by default.
3634 //
3635 write_nic_byte(dev, 0xbe, 0xc0);
3636
3637 //2=======================================================
3638 // Set PHY related configuration defined in MAC register bank
3639 //2=======================================================
3640 rtl8192_phy_configmac(dev);
3641
3642 if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3643 rtl8192_phy_getTxPower(dev);
3644 rtl8192_phy_setTxPower(dev, priv->chan);
3645 }
3646
3647 //if D or C cut
3648 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3649 priv->IC_Cut = tmpvalue;
3650 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3651 if(priv->IC_Cut >= IC_VersionCut_D)
3652 {
3653 //pHalData->bDcut = TRUE;
3654 if(priv->IC_Cut == IC_VersionCut_D)
3655 RT_TRACE(COMP_INIT, "D-cut\n");
3656 if(priv->IC_Cut == IC_VersionCut_E)
3657 {
3658 RT_TRACE(COMP_INIT, "E-cut\n");
3659 // HW SD suggest that we should not wirte this register too often, so driver
3660 // should readback this register. This register will be modified only when
3661 // power on reset
3662 }
3663 }
3664 else
3665 {
3666 //pHalData->bDcut = FALSE;
3667 RT_TRACE(COMP_INIT, "Before C-cut\n");
3668 }
3669
3670 #if 1
3671 //Firmware download
3672 RT_TRACE(COMP_INIT, "Load Firmware!\n");
3673 bfirmwareok = init_firmware(dev);
3674 if(bfirmwareok != true) {
3675 rtStatus = RT_STATUS_FAILURE;
3676 return rtStatus;
3677 }
3678 RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3679 #endif
3680 //RF config
3681 if(priv->ResetProgress == RESET_TYPE_NORESET)
3682 {
3683 RT_TRACE(COMP_INIT, "RF Config Started!\n");
3684 rtStatus = rtl8192_phy_RFConfig(dev);
3685 if(rtStatus != RT_STATUS_SUCCESS)
3686 {
3687 RT_TRACE(COMP_ERR, "RF Config failed\n");
3688 return rtStatus;
3689 }
3690 RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3691 }
3692 rtl8192_phy_updateInitGain(dev);
3693
3694 /*---- Set CCK and OFDM Block "ON"----*/
3695 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3696 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3697
3698 #ifdef RTL8192E
3699 //Enable Led
3700 write_nic_byte(dev, 0x87, 0x0);
3701 #endif
3702 #ifdef RTL8190P
3703 //2008.06.03, for WOL
3704 ucRegRead = read_nic_byte(dev, GPE);
3705 ucRegRead |= BIT0;
3706 write_nic_byte(dev, GPE, ucRegRead);
3707
3708 ucRegRead = read_nic_byte(dev, GPO);
3709 ucRegRead &= ~BIT0;
3710 write_nic_byte(dev, GPO, ucRegRead);
3711 #endif
3712
3713 //2=======================================================
3714 // RF Power Save
3715 //2=======================================================
3716 #ifdef ENABLE_IPS
3717
3718 {
3719 if(priv->RegRfOff == TRUE)
3720 { // User disable RF via registry.
3721 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__);
3722 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW);
3723 #if 0//cosa, ask SD3 willis and he doesn't know what is this for
3724 // Those action will be discard in MgntActSet_RF_State because off the same state
3725 for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++)
3726 PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0);
3727 #endif
3728 }
3729 else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3730 { // H/W or S/W RF OFF before sleep.
3731 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3732 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3733 }
3734 else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3735 { // H/W or S/W RF OFF before sleep.
3736 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3737 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3738 }
3739 else
3740 {
3741 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3742 priv->ieee80211->eRFPowerState = eRfOn;
3743 priv->ieee80211->RfOffReason = 0;
3744 //DrvIFIndicateCurrentPhyStatus(Adapter);
3745 // LED control
3746 //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3747
3748 //
3749 // If inactive power mode is enabled, disable rf while in disconnected state.
3750 // But we should still tell upper layer we are in rf on state.
3751 // 2007.07.16, by shien chang.
3752 //
3753 //if(!Adapter->bInHctTest)
3754 //IPSEnter(Adapter);
3755
3756 }
3757 }
3758 #endif
3759 if(1){
3760 #ifdef RTL8192E
3761 // We can force firmware to do RF-R/W
3762 if(priv->ieee80211->FwRWRF)
3763 priv->Rf_Mode = RF_OP_By_FW;
3764 else
3765 priv->Rf_Mode = RF_OP_By_SW_3wire;
3766 #else
3767 priv->Rf_Mode = RF_OP_By_SW_3wire;
3768 #endif
3769 }
3770 #ifdef RTL8190P
3771 if(priv->ResetProgress == RESET_TYPE_NORESET)
3772 {
3773 dm_initialize_txpower_tracking(dev);
3774
3775 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3776 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3777
3778 if(priv->rf_type == RF_2T4R){
3779 for(i = 0; i<TxBBGainTableLength; i++)
3780 {
3781 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3782 {
3783 priv->rfa_txpowertrackingindex= (u8)i;
3784 priv->rfa_txpowertrackingindex_real= (u8)i;
3785 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3786 break;
3787 }
3788 }
3789 }
3790 for(i = 0; i<TxBBGainTableLength; i++)
3791 {
3792 if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3793 {
3794 priv->rfc_txpowertrackingindex= (u8)i;
3795 priv->rfc_txpowertrackingindex_real= (u8)i;
3796 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3797 break;
3798 }
3799 }
3800 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3801
3802 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3803 {
3804 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3805 {
3806 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3807 break;
3808 }
3809 }
3810 priv->CCKPresentAttentuation_40Mdefault = 0;
3811 priv->CCKPresentAttentuation_difference = 0;
3812 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3813 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3814 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3815 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3816 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3817 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3818 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3819 }
3820 #else
3821 #ifdef RTL8192E
3822 if(priv->ResetProgress == RESET_TYPE_NORESET)
3823 {
3824 dm_initialize_txpower_tracking(dev);
3825
3826 if(priv->IC_Cut >= IC_VersionCut_D)
3827 {
3828 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3829 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3830 for(i = 0; i<TxBBGainTableLength; i++)
3831 {
3832 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3833 {
3834 priv->rfa_txpowertrackingindex= (u8)i;
3835 priv->rfa_txpowertrackingindex_real= (u8)i;
3836 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3837 break;
3838 }
3839 }
3840
3841 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3842
3843 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3844 {
3845 if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3846 {
3847 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3848 break;
3849 }
3850 }
3851 priv->CCKPresentAttentuation_40Mdefault = 0;
3852 priv->CCKPresentAttentuation_difference = 0;
3853 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3854 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3855 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3856 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3857 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3858 priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3859 }
3860 }
3861 #endif
3862 #endif
3863 rtl8192_irq_enable(dev);
3864 priv->being_init_adapter = false;
3865 return rtStatus;
3866
3867 }
3868
3869 void rtl8192_prepare_beacon(struct r8192_priv *priv)
3870 {
3871 struct sk_buff *skb;
3872 //unsigned long flags;
3873 cb_desc *tcb_desc;
3874
3875 skb = ieee80211_get_beacon(priv->ieee80211);
3876 tcb_desc = (cb_desc *)(skb->cb + 8);
3877 //printk("===========> %s\n", __FUNCTION__);
3878 //spin_lock_irqsave(&priv->tx_lock,flags);
3879 /* prepare misc info for the beacon xmit */
3880 tcb_desc->queue_index = BEACON_QUEUE;
3881 /* IBSS does not support HT yet, use 1M defautly */
3882 tcb_desc->data_rate = 2;
3883 tcb_desc->RATRIndex = 7;
3884 tcb_desc->bTxDisableRateFallBack = 1;
3885 tcb_desc->bTxUseDriverAssingedRate = 1;
3886
3887 skb_push(skb, priv->ieee80211->tx_headroom);
3888 if(skb){
3889 rtl8192_tx(priv->ieee80211->dev,skb);
3890 }
3891 //spin_unlock_irqrestore (&priv->tx_lock, flags);
3892 }
3893
3894 #if 0
3895 void rtl8192_beacon_tx_enable(struct net_device *dev)
3896 {
3897 struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
3898
3899 rtl8180_set_mode(dev,EPROM_CMD_CONFIG);
3900 #ifdef CONFIG_RTL8185B
3901 priv->dma_poll_stop_mask &= ~(TPPOLLSTOP_BQ);MgntQuery_MgntFrameTxRateMgntQuery_MgntFrameTxRate
3902 write_nic_byte(dev,TPPollStop, priv->dma_poll_mask);
3903 #else
3904 priv->dma_poll_mask &=~(1<<TX_DMA_STOP_BEACON_SHIFT);
3905 write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
3906 #endif
3907 rtl8180_set_mode(dev,EPROM_CMD_NORMAL);
3908 }
3909 #endif
3910
3911
3912 /* this configures registers for beacon tx and enables it via
3913 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3914 * be used to stop beacon transmission
3915 */
3916 void rtl8192_start_beacon(struct net_device *dev)
3917 {
3918 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3919 struct ieee80211_network *net = &priv->ieee80211->current_network;
3920 u16 BcnTimeCfg = 0;
3921 u16 BcnCW = 6;
3922 u16 BcnIFS = 0xf;
3923
3924 DMESG("Enabling beacon TX");
3925 //rtl8192_prepare_beacon(dev);
3926 rtl8192_irq_disable(dev);
3927 //rtl8192_beacon_tx_enable(dev);
3928
3929 /* ATIM window */
3930 write_nic_word(dev, ATIMWND, 2);
3931
3932 /* Beacon interval (in unit of TU) */
3933 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3934
3935 /*
3936 * DrvErlyInt (in unit of TU).
3937 * (Time to send interrupt to notify driver to c
3938 * hange beacon content)
3939 * */
3940 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3941
3942 /*
3943 * BcnDMATIM(in unit of us).
3944 * Indicates the time before TBTT to perform beacon queue DMA
3945 * */
3946 write_nic_word(dev, BCN_DMATIME, 256);
3947
3948 /*
3949 * Force beacon frame transmission even after receiving
3950 * beacon frame from other ad hoc STA
3951 * */
3952 write_nic_byte(dev, BCN_ERR_THRESH, 100);
3953
3954 /* Set CW and IFS */
3955 BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3956 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3957 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3958
3959
3960 /* enable the interrupt for ad-hoc process */
3961 rtl8192_irq_enable(dev);
3962 }
3963 /***************************************************************************
3964 -------------------------------NET STUFF---------------------------
3965 ***************************************************************************/
3966 #if 0
3967 static struct net_device_stats *rtl8192_stats(struct net_device *dev)
3968 {
3969 struct r8192_priv *priv = ieee80211_priv(dev);
3970
3971 return &priv->ieee80211->stats;
3972 }
3973 #endif
3974
3975
3976
3977 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3978 {
3979 u16 RegTxCounter = read_nic_word(dev, 0x128);
3980 struct r8192_priv *priv = ieee80211_priv(dev);
3981 bool bStuck = FALSE;
3982 RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3983 if(priv->TxCounter==RegTxCounter)
3984 bStuck = TRUE;
3985
3986 priv->TxCounter = RegTxCounter;
3987
3988 return bStuck;
3989 }
3990
3991 /*
3992 * <Assumption: RT_TX_SPINLOCK is acquired.>
3993 * First added: 2006.11.19 by emily
3994 */
3995 static RESET_TYPE
3996 TxCheckStuck(struct net_device *dev)
3997 {
3998 struct r8192_priv *priv = ieee80211_priv(dev);
3999 u8 QueueID;
4000 ptx_ring head=NULL,tail=NULL,txring = NULL;
4001 u8 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
4002 bool bCheckFwTxCnt = false;
4003 //unsigned long flags;
4004
4005 //
4006 // Decide Stuch threshold according to current power save mode
4007 //
4008 //printk("++++++++++++>%s()\n",__FUNCTION__);
4009 switch (priv->ieee80211->dot11PowerSaveMode)
4010 {
4011 // The threshold value may required to be adjusted .
4012 case eActive: // Active/Continuous access.
4013 ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
4014 break;
4015 case eMaxPs: // Max power save mode.
4016 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
4017 break;
4018 case eFastPs: // Fast power save mode.
4019 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
4020 break;
4021 }
4022
4023 //
4024 // Check whether specific tcb has been queued for a specific time
4025 //
4026 for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++)
4027 {
4028
4029
4030 if(QueueID == TXCMD_QUEUE)
4031 continue;
4032
4033 switch(QueueID) {
4034 case MGNT_QUEUE:
4035 tail=priv->txmapringtail;
4036 head=priv->txmapringhead;
4037 break;
4038
4039 case BK_QUEUE:
4040 tail=priv->txbkpringtail;
4041 head=priv->txbkpringhead;
4042 break;
4043
4044 case BE_QUEUE:
4045 tail=priv->txbepringtail;
4046 head=priv->txbepringhead;
4047 break;
4048
4049 case VI_QUEUE:
4050 tail=priv->txvipringtail;
4051 head=priv->txvipringhead;
4052 break;
4053
4054 case VO_QUEUE:
4055 tail=priv->txvopringtail;
4056 head=priv->txvopringhead;
4057 break;
4058
4059 default:
4060 tail=head=NULL;
4061 break;
4062 }
4063
4064 if(tail == head)
4065 continue;
4066 else
4067 {
4068 txring = head;
4069 if(txring == NULL)
4070 {
4071 RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__);
4072 continue;
4073 }
4074 txring->nStuckCount++;
4075 #if 0
4076 if(txring->nStuckCount > ResetThreshold)
4077 {
4078 RT_TRACE( COMP_RESET, "<== TxCheckStuck()\n" );
4079 return RESET_TYPE_NORMAL;
4080 }
4081 #endif
4082 bCheckFwTxCnt = TRUE;
4083 }
4084 }
4085 #if 1
4086 if(bCheckFwTxCnt)
4087 {
4088 if(HalTxCheckStuck8190Pci(dev))
4089 {
4090 RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
4091 return RESET_TYPE_SILENT;
4092 }
4093 }
4094 #endif
4095 return RESET_TYPE_NORESET;
4096 }
4097
4098
4099 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
4100 {
4101 struct r8192_priv *priv = ieee80211_priv(dev);
4102 u16 RegRxCounter = read_nic_word(dev, 0x130);
4103 bool bStuck = FALSE;
4104 static u8 rx_chk_cnt = 0;
4105 RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
4106 // If rssi is small, we should check rx for long time because of bad rx.
4107 // or maybe it will continuous silent reset every 2 seconds.
4108 rx_chk_cnt++;
4109 if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
4110 {
4111 rx_chk_cnt = 0; //high rssi, check rx stuck right now.
4112 }
4113 else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
4114 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
4115 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
4116
4117 {
4118 if(rx_chk_cnt < 2)
4119 {
4120 return bStuck;
4121 }
4122 else
4123 {
4124 rx_chk_cnt = 0;
4125 }
4126 }
4127 else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
4128 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
4129 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
4130 {
4131 if(rx_chk_cnt < 4)
4132 {
4133 //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4134 return bStuck;
4135 }
4136 else
4137 {
4138 rx_chk_cnt = 0;
4139 //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
4140 }
4141 }
4142 else
4143 {
4144 if(rx_chk_cnt < 8)
4145 {
4146 //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI);
4147 return bStuck;
4148 }
4149 else
4150 {
4151 rx_chk_cnt = 0;
4152 //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI);
4153 }
4154 }
4155 #if 0
4156 if (rx_chk_cnt < 2)
4157 return bStuck;
4158 else
4159 rx_chk_cnt = 0;
4160 #endif
4161 if(priv->RxCounter==RegRxCounter)
4162 bStuck = TRUE;
4163
4164 priv->RxCounter = RegRxCounter;
4165
4166 return bStuck;
4167 }
4168
4169 static RESET_TYPE RxCheckStuck(struct net_device *dev)
4170 {
4171
4172 if(HalRxCheckStuck8190Pci(dev))
4173 {
4174 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
4175 return RESET_TYPE_SILENT;
4176 }
4177
4178 return RESET_TYPE_NORESET;
4179 }
4180
4181 static RESET_TYPE
4182 rtl819x_ifcheck_resetornot(struct net_device *dev)
4183 {
4184 struct r8192_priv *priv = ieee80211_priv(dev);
4185 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
4186 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
4187 RT_RF_POWER_STATE rfState;
4188
4189 rfState = priv->ieee80211->eRFPowerState;
4190
4191 TxResetType = TxCheckStuck(dev);
4192 #if 1
4193 if( rfState != eRfOff &&
4194 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
4195 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
4196 {
4197 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
4198 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
4199 // if driver is in firmware download failure status, driver should initialize RF in the following
4200 // silent reset procedure Emily, 2008.01.21
4201
4202 // Driver should not check RX stuck in IBSS mode because it is required to
4203 // set Check BSSID in order to send beacon, however, if check BSSID is
4204 // set, STA cannot hear any packet a all. Emily, 2008.04.12
4205 RxResetType = RxCheckStuck(dev);
4206 }
4207 #endif
4208
4209 RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
4210 if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
4211 return RESET_TYPE_NORMAL;
4212 else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
4213 return RESET_TYPE_SILENT;
4214 else
4215 return RESET_TYPE_NORESET;
4216
4217 }
4218
4219
4220 static void CamRestoreAllEntry(struct net_device *dev)
4221 {
4222 u8 EntryId = 0;
4223 struct r8192_priv *priv = ieee80211_priv(dev);
4224 u8* MacAddr = priv->ieee80211->current_network.bssid;
4225
4226 static u8 CAM_CONST_ADDR[4][6] = {
4227 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
4228 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
4229 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
4230 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
4231 static u8 CAM_CONST_BROAD[] =
4232 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
4233
4234 RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
4235
4236
4237 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
4238 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
4239 {
4240
4241 for(EntryId=0; EntryId<4; EntryId++)
4242 {
4243 {
4244 MacAddr = CAM_CONST_ADDR[EntryId];
4245 setKey(dev,
4246 EntryId ,
4247 EntryId,
4248 priv->ieee80211->pairwise_key_type,
4249 MacAddr,
4250 0,
4251 NULL);
4252 }
4253 }
4254
4255 }
4256 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
4257 {
4258
4259 {
4260 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4261 setKey(dev,
4262 4,
4263 0,
4264 priv->ieee80211->pairwise_key_type,
4265 (u8*)dev->dev_addr,
4266 0,
4267 NULL);
4268 else
4269 setKey(dev,
4270 4,
4271 0,
4272 priv->ieee80211->pairwise_key_type,
4273 MacAddr,
4274 0,
4275 NULL);
4276 }
4277 }
4278 else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
4279 {
4280
4281 {
4282 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4283 setKey(dev,
4284 4,
4285 0,
4286 priv->ieee80211->pairwise_key_type,
4287 (u8*)dev->dev_addr,
4288 0,
4289 NULL);
4290 else
4291 setKey(dev,
4292 4,
4293 0,
4294 priv->ieee80211->pairwise_key_type,
4295 MacAddr,
4296 0,
4297 NULL);
4298 }
4299 }
4300
4301
4302
4303 if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
4304 {
4305 MacAddr = CAM_CONST_BROAD;
4306 for(EntryId=1 ; EntryId<4 ; EntryId++)
4307 {
4308 {
4309 setKey(dev,
4310 EntryId,
4311 EntryId,
4312 priv->ieee80211->group_key_type,
4313 MacAddr,
4314 0,
4315 NULL);
4316 }
4317 }
4318 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4319 setKey(dev,
4320 0,
4321 0,
4322 priv->ieee80211->group_key_type,
4323 CAM_CONST_ADDR[0],
4324 0,
4325 NULL);
4326 }
4327 else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
4328 {
4329 MacAddr = CAM_CONST_BROAD;
4330 for(EntryId=1; EntryId<4 ; EntryId++)
4331 {
4332 {
4333 setKey(dev,
4334 EntryId ,
4335 EntryId,
4336 priv->ieee80211->group_key_type,
4337 MacAddr,
4338 0,
4339 NULL);
4340 }
4341 }
4342
4343 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
4344 setKey(dev,
4345 0 ,
4346 0,
4347 priv->ieee80211->group_key_type,
4348 CAM_CONST_ADDR[0],
4349 0,
4350 NULL);
4351 }
4352 }
4353
4354 void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
4355 int _rtl8192_up(struct net_device *dev);
4356
4357 /*
4358 * This function is used to fix Tx/Rx stop bug temporarily.
4359 * This function will do "system reset" to NIC when Tx or Rx is stuck.
4360 * The method checking Tx/Rx stuck of this function is supported by FW,
4361 * which reports Tx and Rx counter to register 0x128 and 0x130.
4362 * */
4363 static void rtl819x_ifsilentreset(struct net_device *dev)
4364 {
4365 struct r8192_priv *priv = ieee80211_priv(dev);
4366 u8 reset_times = 0;
4367 int reset_status = 0;
4368 struct ieee80211_device *ieee = priv->ieee80211;
4369
4370
4371 // 2007.07.20. If we need to check CCK stop, please uncomment this line.
4372 //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
4373
4374 if(priv->ResetProgress==RESET_TYPE_NORESET)
4375 {
4376 RESET_START:
4377
4378 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
4379
4380 // Set the variable for reset.
4381 priv->ResetProgress = RESET_TYPE_SILENT;
4382 // rtl8192_close(dev);
4383 #if 1
4384 down(&priv->wx_sem);
4385 if(priv->up == 0)
4386 {
4387 RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
4388 up(&priv->wx_sem);
4389 return ;
4390 }
4391 priv->up = 0;
4392 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
4393 if(!netif_queue_stopped(dev))
4394 netif_stop_queue(dev);
4395
4396 dm_backup_dynamic_mechanism_state(dev);
4397
4398 rtl8192_irq_disable(dev);
4399 rtl8192_cancel_deferred_work(priv);
4400 deinit_hal_dm(dev);
4401 del_timer_sync(&priv->watch_dog_timer);
4402 ieee->sync_scan_hurryup = 1;
4403 if(ieee->state == IEEE80211_LINKED)
4404 {
4405 down(&ieee->wx_sem);
4406 printk("ieee->state is IEEE80211_LINKED\n");
4407 ieee80211_stop_send_beacons(priv->ieee80211);
4408 del_timer_sync(&ieee->associate_timer);
4409 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
4410 cancel_delayed_work(&ieee->associate_retry_wq);
4411 #endif
4412 ieee80211_stop_scan(ieee);
4413 netif_carrier_off(dev);
4414 up(&ieee->wx_sem);
4415 }
4416 else{
4417 printk("ieee->state is NOT LINKED\n");
4418 ieee80211_softmac_stop_protocol(priv->ieee80211);
4419 }
4420 rtl8192_rtx_disable(dev);
4421 up(&priv->wx_sem);
4422 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
4423 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
4424 reset_status = _rtl8192_up(dev);
4425
4426 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
4427 if(reset_status == -1)
4428 {
4429 if(reset_times < 3)
4430 {
4431 reset_times++;
4432 goto RESET_START;
4433 }
4434 else
4435 {
4436 RT_TRACE(COMP_ERR," ERR!!! %s(): Reset Failed!!\n",__FUNCTION__);
4437 }
4438 }
4439 #endif
4440 ieee->is_silent_reset = 1;
4441 #if 1
4442 EnableHWSecurityConfig8192(dev);
4443 #if 1
4444 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4445 {
4446 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4447
4448 #if 1
4449 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
4450 queue_work(ieee->wq, &ieee->associate_complete_wq);
4451 #else
4452 schedule_task(&ieee->associate_complete_wq);
4453 #endif
4454 #endif
4455
4456 }
4457 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
4458 {
4459 ieee->set_chan(ieee->dev, ieee->current_network.channel);
4460 ieee->link_change(ieee->dev);
4461
4462 // notify_wx_assoc_event(ieee);
4463
4464 ieee80211_start_send_beacons(ieee);
4465
4466 if (ieee->data_hard_resume)
4467 ieee->data_hard_resume(ieee->dev);
4468 netif_carrier_on(ieee->dev);
4469 }
4470 #endif
4471
4472 CamRestoreAllEntry(dev);
4473
4474 // Restore the previous setting for all dynamic mechanism
4475 dm_restore_dynamic_mechanism_state(dev);
4476
4477 priv->ResetProgress = RESET_TYPE_NORESET;
4478 priv->reset_count++;
4479
4480 priv->bForcedSilentReset =false;
4481 priv->bResetInProgress = false;
4482
4483 // For test --> force write UFWP.
4484 write_nic_byte(dev, UFWP, 1);
4485 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
4486 #endif
4487 }
4488 }
4489
4490 #ifdef ENABLE_IPS
4491 void InactivePsWorkItemCallback(struct net_device *dev)
4492 {
4493 struct r8192_priv *priv = ieee80211_priv(dev);
4494 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4495 //u8 index = 0;
4496
4497 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
4498 //
4499 // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
4500 // is really scheduled.
4501 // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
4502 // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
4503 // blocks the IPS procedure of switching RF.
4504 // By Bruce, 2007-12-25.
4505 //
4506 pPSC->bSwRfProcessing = TRUE;
4507
4508 RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n", \
4509 pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
4510
4511
4512 MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
4513
4514 //
4515 // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
4516 //
4517 #if 0
4518 if(pPSC->eInactivePowerState == eRfOn)
4519 CamRestoreAllEntry(dev);
4520 #endif
4521 pPSC->bSwRfProcessing = FALSE;
4522 RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
4523 }
4524
4525 //
4526 // Description:
4527 // Enter the inactive power save mode. RF will be off
4528 // 2007.08.17, by shien chang.
4529 //
4530 void
4531 IPSEnter(struct net_device *dev)
4532 {
4533 struct r8192_priv *priv = ieee80211_priv(dev);
4534 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4535 RT_RF_POWER_STATE rtState;
4536
4537 if (pPSC->bInactivePs)
4538 {
4539 rtState = priv->ieee80211->eRFPowerState;
4540 //
4541 // Added by Bruce, 2007-12-25.
4542 // Do not enter IPS in the following conditions:
4543 // (1) RF is already OFF or Sleep
4544 // (2) bSwRfProcessing (indicates the IPS is still under going)
4545 // (3) Connectted (only disconnected can trigger IPS)
4546 // (4) IBSS (send Beacon)
4547 // (5) AP mode (send Beacon)
4548 //
4549 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4550 && (priv->ieee80211->state != IEEE80211_LINKED) )
4551 {
4552 RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4553 pPSC->eInactivePowerState = eRfOff;
4554 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4555 InactivePsWorkItemCallback(dev);
4556 }
4557 }
4558 }
4559
4560 //
4561 // Description:
4562 // Leave the inactive power save mode, RF will be on.
4563 // 2007.08.17, by shien chang.
4564 //
4565 void
4566 IPSLeave(struct net_device *dev)
4567 {
4568 struct r8192_priv *priv = ieee80211_priv(dev);
4569 PRT_POWER_SAVE_CONTROL pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4570 RT_RF_POWER_STATE rtState;
4571
4572 if (pPSC->bInactivePs)
4573 {
4574 rtState = priv->ieee80211->eRFPowerState;
4575 if (rtState != eRfOn && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4576 {
4577 RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4578 pPSC->eInactivePowerState = eRfOn;
4579 // queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4580 InactivePsWorkItemCallback(dev);
4581 }
4582 }
4583 }
4584 #endif
4585
4586 static void rtl819x_update_rxcounts(
4587 struct r8192_priv *priv,
4588 u32* TotalRxBcnNum,
4589 u32* TotalRxDataNum
4590 )
4591 {
4592 u16 SlotIndex;
4593 u8 i;
4594
4595 *TotalRxBcnNum = 0;
4596 *TotalRxDataNum = 0;
4597
4598 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4599 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4600 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4601 for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4602 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4603 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4604 }
4605 }
4606
4607
4608 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
4609 void rtl819x_watchdog_wqcallback(struct work_struct *work)
4610 {
4611 struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4612 struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4613 struct net_device *dev = priv->ieee80211->dev;
4614 #else
4615 extern void rtl819x_watchdog_wqcallback(struct net_device *dev)
4616 {
4617 struct r8192_priv *priv = ieee80211_priv(dev);
4618 #endif
4619 struct ieee80211_device* ieee = priv->ieee80211;
4620 RESET_TYPE ResetType = RESET_TYPE_NORESET;
4621 static u8 check_reset_cnt=0;
4622 unsigned long flags;
4623 bool bBusyTraffic = false;
4624 static u8 last_time = 0;
4625 if(!priv->up)
4626 return;
4627 hal_dm_watchdog(dev);
4628 #ifdef ENABLE_IPS
4629 // printk("watch_dog ENABLE_IPS\n");
4630 if(ieee->actscanning == false){
4631 if((ieee->iw_mode != IW_MODE_ADHOC) && (ieee->state == IEEE80211_NOLINK) && (ieee->beinretry == false) && (ieee->eRFPowerState == eRfOn) && !ieee->is_set_key){
4632 if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4633 printk("====================>haha:IPSEnter()\n");
4634 IPSEnter(dev);
4635 //ieee80211_stop_scan(priv->ieee80211);
4636 }
4637 }
4638 }
4639 #endif
4640 {//to get busy traffic condition
4641 if(ieee->state == IEEE80211_LINKED)
4642 {
4643 if( ieee->LinkDetectInfo.NumRxOkInPeriod> 666 ||
4644 ieee->LinkDetectInfo.NumTxOkInPeriod> 666 ) {
4645 bBusyTraffic = true;
4646 }
4647
4648 }
4649 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4650 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4651 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4652 }
4653
4654
4655 //added by amy for AP roaming
4656 if (1)
4657 {
4658 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4659 {
4660 u32 TotalRxBcnNum = 0;
4661 u32 TotalRxDataNum = 0;
4662
4663 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4664 if((TotalRxBcnNum+TotalRxDataNum) == 0)
4665 {
4666 if( ieee->eRFPowerState == eRfOff)
4667 RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4668 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4669 // Dot11d_Reset(dev);
4670 ieee->state = IEEE80211_ASSOCIATING;
4671 notify_wx_assoc_event(priv->ieee80211);
4672 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4673 ieee->is_roaming = true;
4674 ieee->is_set_key = false;
4675 ieee->link_change(dev);
4676 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
4677 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4678 #else
4679 schedule_task(&ieee->associate_procedure_wq);
4680 #endif
4681 }
4682 }
4683 ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4684 ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4685
4686 }
4687 //check if reset the driver
4688 spin_lock_irqsave(&priv->tx_lock,flags);
4689 if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1))
4690 {
4691 ResetType = rtl819x_ifcheck_resetornot(dev);
4692 check_reset_cnt = 3;
4693 //DbgPrint("Start to check silent reset\n");
4694 }
4695 spin_unlock_irqrestore(&priv->tx_lock,flags);
4696 if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4697 {
4698 priv->ResetProgress = RESET_TYPE_NORMAL;
4699 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4700 return;
4701 }
4702 /* disable silent reset temply 2008.9.11*/
4703 #if 1
4704 if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4705 {
4706 last_time = 1;
4707 rtl819x_ifsilentreset(dev);
4708 }
4709 else
4710 last_time = 0;
4711 #endif
4712 priv->force_reset = false;
4713 priv->bForcedSilentReset = false;
4714 priv->bResetInProgress = false;
4715 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4716
4717 }
4718
4719 void watch_dog_timer_callback(unsigned long data)
4720 {
4721 struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4722 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
4723 queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4724 #else
4725 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
4726 schedule_task(&priv->watch_dog_wq);
4727 #else
4728 queue_work(priv->priv_wq,&priv->watch_dog_wq);
4729 #endif
4730 #endif
4731 mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4732
4733 }
4734 int _rtl8192_up(struct net_device *dev)
4735 {
4736 struct r8192_priv *priv = ieee80211_priv(dev);
4737 //int i;
4738 RT_STATUS init_status = RT_STATUS_SUCCESS;
4739 priv->up=1;
4740 priv->ieee80211->ieee_up=1;
4741 RT_TRACE(COMP_INIT, "Bringing up iface");
4742
4743 init_status = rtl8192_adapter_start(dev);
4744 if(init_status != RT_STATUS_SUCCESS)
4745 {
4746 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4747 return -1;
4748 }
4749 RT_TRACE(COMP_INIT, "start adapter finished\n");
4750 #ifdef RTL8192E
4751 if(priv->ieee80211->eRFPowerState!=eRfOn)
4752 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4753 #endif
4754 if(priv->ieee80211->state != IEEE80211_LINKED)
4755 ieee80211_softmac_start_protocol(priv->ieee80211);
4756 ieee80211_reset_queue(priv->ieee80211);
4757 watch_dog_timer_callback((unsigned long) dev);
4758 if(!netif_queue_stopped(dev))
4759 netif_start_queue(dev);
4760 else
4761 netif_wake_queue(dev);
4762
4763 return 0;
4764 }
4765
4766
4767 static int rtl8192_open(struct net_device *dev)
4768 {
4769 struct r8192_priv *priv = ieee80211_priv(dev);
4770 int ret;
4771
4772 down(&priv->wx_sem);
4773 ret = rtl8192_up(dev);
4774 up(&priv->wx_sem);
4775 return ret;
4776
4777 }
4778
4779
4780 int rtl8192_up(struct net_device *dev)
4781 {
4782 struct r8192_priv *priv = ieee80211_priv(dev);
4783
4784 if (priv->up == 1) return -1;
4785
4786 return _rtl8192_up(dev);
4787 }
4788
4789
4790 static int rtl8192_close(struct net_device *dev)
4791 {
4792 struct r8192_priv *priv = ieee80211_priv(dev);
4793 int ret;
4794
4795 down(&priv->wx_sem);
4796
4797 ret = rtl8192_down(dev);
4798
4799 up(&priv->wx_sem);
4800
4801 return ret;
4802
4803 }
4804
4805 int rtl8192_down(struct net_device *dev)
4806 {
4807 struct r8192_priv *priv = ieee80211_priv(dev);
4808 // int i;
4809 #if 0
4810 u8 ucRegRead;
4811 u32 ulRegRead;
4812 #endif
4813 if (priv->up == 0) return -1;
4814
4815 priv->up=0;
4816 priv->ieee80211->ieee_up = 0;
4817 RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4818 /* FIXME */
4819 if (!netif_queue_stopped(dev))
4820 netif_stop_queue(dev);
4821
4822 rtl8192_irq_disable(dev);
4823 #if 0
4824 if(!priv->ieee80211->bSupportRemoteWakeUp) {
4825 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4826 // 2006.11.30. System reset bit
4827 ulRegRead = read_nic_dword(dev, CPU_GEN);
4828 ulRegRead|=CPU_GEN_SYSTEM_RESET;
4829 write_nic_dword(dev, CPU_GEN, ulRegRead);
4830 } else {
4831 //2008.06.03 for WOL
4832 write_nic_dword(dev, WFCRC0, 0xffffffff);
4833 write_nic_dword(dev, WFCRC1, 0xffffffff);
4834 write_nic_dword(dev, WFCRC2, 0xffffffff);
4835 #ifdef RTL8190P
4836 //GPIO 0 = TRUE
4837 ucRegRead = read_nic_byte(dev, GPO);
4838 ucRegRead |= BIT0;
4839 write_nic_byte(dev, GPO, ucRegRead);
4840 #endif
4841 //Write PMR register
4842 write_nic_byte(dev, PMR, 0x5);
4843 //Disable tx, enanble rx
4844 write_nic_byte(dev, MacBlkCtrl, 0xa);
4845 }
4846 #endif
4847 // flush_scheduled_work();
4848 rtl8192_cancel_deferred_work(priv);
4849 deinit_hal_dm(dev);
4850 del_timer_sync(&priv->watch_dog_timer);
4851
4852 ieee80211_softmac_stop_protocol(priv->ieee80211);
4853 #ifdef ENABLE_IPS
4854 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4855 #endif
4856 rtl8192_rtx_disable(dev);
4857 memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4858
4859 RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4860
4861 return 0;
4862 }
4863
4864
4865 void rtl8192_commit(struct net_device *dev)
4866 {
4867 struct r8192_priv *priv = ieee80211_priv(dev);
4868
4869 if (priv->up == 0) return ;
4870
4871
4872 ieee80211_softmac_stop_protocol(priv->ieee80211);
4873
4874 rtl8192_irq_disable(dev);
4875 rtl8192_rtx_disable(dev);
4876 _rtl8192_up(dev);
4877 }
4878
4879 /*
4880 void rtl8192_restart(struct net_device *dev)
4881 {
4882 struct r8192_priv *priv = ieee80211_priv(dev);
4883 */
4884 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
4885 void rtl8192_restart(struct work_struct *work)
4886 {
4887 struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4888 struct net_device *dev = priv->ieee80211->dev;
4889 #else
4890 void rtl8192_restart(struct net_device *dev)
4891 {
4892
4893 struct r8192_priv *priv = ieee80211_priv(dev);
4894 #endif
4895
4896 down(&priv->wx_sem);
4897
4898 rtl8192_commit(dev);
4899
4900 up(&priv->wx_sem);
4901 }
4902
4903 static void r8192_set_multicast(struct net_device *dev)
4904 {
4905 struct r8192_priv *priv = ieee80211_priv(dev);
4906 short promisc;
4907
4908 //down(&priv->wx_sem);
4909
4910 /* FIXME FIXME */
4911
4912 promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4913
4914 if (promisc != priv->promisc) {
4915 ;
4916 // rtl8192_commit(dev);
4917 }
4918
4919 priv->promisc = promisc;
4920
4921 //schedule_work(&priv->reset_wq);
4922 //up(&priv->wx_sem);
4923 }
4924
4925
4926 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
4927 {
4928 struct r8192_priv *priv = ieee80211_priv(dev);
4929 struct sockaddr *addr = mac;
4930
4931 down(&priv->wx_sem);
4932
4933 memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
4934
4935 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
4936 schedule_work(&priv->reset_wq);
4937 #else
4938 schedule_task(&priv->reset_wq);
4939 #endif
4940 up(&priv->wx_sem);
4941
4942 return 0;
4943 }
4944
4945 /* based on ipw2200 driver */
4946 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
4947 {
4948 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4949 struct iwreq *wrq = (struct iwreq *)rq;
4950 int ret=-1;
4951 struct ieee80211_device *ieee = priv->ieee80211;
4952 u32 key[4];
4953 u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
4954 struct iw_point *p = &wrq->u.data;
4955 struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
4956
4957 down(&priv->wx_sem);
4958
4959
4960 if (p->length < sizeof(struct ieee_param) || !p->pointer){
4961 ret = -EINVAL;
4962 goto out;
4963 }
4964
4965 ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
4966 if (ipw == NULL){
4967 ret = -ENOMEM;
4968 goto out;
4969 }
4970 if (copy_from_user(ipw, p->pointer, p->length)) {
4971 kfree(ipw);
4972 ret = -EFAULT;
4973 goto out;
4974 }
4975
4976 switch (cmd) {
4977 case RTL_IOCTL_WPA_SUPPLICANT:
4978 //parse here for HW security
4979 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
4980 {
4981 if (ipw->u.crypt.set_tx)
4982 {
4983 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
4984 ieee->pairwise_key_type = KEY_TYPE_CCMP;
4985 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
4986 ieee->pairwise_key_type = KEY_TYPE_TKIP;
4987 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
4988 {
4989 if (ipw->u.crypt.key_len == 13)
4990 ieee->pairwise_key_type = KEY_TYPE_WEP104;
4991 else if (ipw->u.crypt.key_len == 5)
4992 ieee->pairwise_key_type = KEY_TYPE_WEP40;
4993 }
4994 else
4995 ieee->pairwise_key_type = KEY_TYPE_NA;
4996
4997 if (ieee->pairwise_key_type)
4998 {
4999 memcpy((u8*)key, ipw->u.crypt.key, 16);
5000 EnableHWSecurityConfig8192(dev);
5001 //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!
5002 //added by WB.
5003 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5004 if (ieee->auth_mode != 2) //LEAP WEP will never set this.
5005 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
5006 }
5007 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
5008 write_nic_byte(dev, 0x173, 1); //fix aes bug
5009 }
5010
5011 }
5012 else //if (ipw->u.crypt.idx) //group key use idx > 0
5013 {
5014 memcpy((u8*)key, ipw->u.crypt.key, 16);
5015 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
5016 ieee->group_key_type= KEY_TYPE_CCMP;
5017 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
5018 ieee->group_key_type = KEY_TYPE_TKIP;
5019 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
5020 {
5021 if (ipw->u.crypt.key_len == 13)
5022 ieee->group_key_type = KEY_TYPE_WEP104;
5023 else if (ipw->u.crypt.key_len == 5)
5024 ieee->group_key_type = KEY_TYPE_WEP40;
5025 }
5026 else
5027 ieee->group_key_type = KEY_TYPE_NA;
5028
5029 if (ieee->group_key_type)
5030 {
5031 setKey( dev,
5032 ipw->u.crypt.idx,
5033 ipw->u.crypt.idx, //KeyIndex
5034 ieee->group_key_type, //KeyType
5035 broadcast_addr, //MacAddr
5036 0, //DefaultKey
5037 key); //KeyContent
5038 }
5039 }
5040 }
5041 #ifdef JOHN_DEBUG
5042 //john's test 0711
5043 {
5044 int i;
5045 printk("@@ wrq->u pointer = ");
5046 for(i=0;i<wrq->u.data.length;i++){
5047 if(i%10==0) printk("\n");
5048 printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] );
5049 }
5050 printk("\n");
5051 }
5052 #endif /*JOHN_DEBUG*/
5053 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
5054 break;
5055
5056 default:
5057 ret = -EOPNOTSUPP;
5058 break;
5059 }
5060
5061 kfree(ipw);
5062 out:
5063 up(&priv->wx_sem);
5064
5065 return ret;
5066 }
5067
5068 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
5069 {
5070 u8 ret_rate = 0x02;
5071
5072 if(!bIsHT) {
5073 switch(rate) {
5074 case DESC90_RATE1M: ret_rate = MGN_1M; break;
5075 case DESC90_RATE2M: ret_rate = MGN_2M; break;
5076 case DESC90_RATE5_5M: ret_rate = MGN_5_5M; break;
5077 case DESC90_RATE11M: ret_rate = MGN_11M; break;
5078 case DESC90_RATE6M: ret_rate = MGN_6M; break;
5079 case DESC90_RATE9M: ret_rate = MGN_9M; break;
5080 case DESC90_RATE12M: ret_rate = MGN_12M; break;
5081 case DESC90_RATE18M: ret_rate = MGN_18M; break;
5082 case DESC90_RATE24M: ret_rate = MGN_24M; break;
5083 case DESC90_RATE36M: ret_rate = MGN_36M; break;
5084 case DESC90_RATE48M: ret_rate = MGN_48M; break;
5085 case DESC90_RATE54M: ret_rate = MGN_54M; break;
5086
5087 default:
5088 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
5089 break;
5090 }
5091
5092 } else {
5093 switch(rate) {
5094 case DESC90_RATEMCS0: ret_rate = MGN_MCS0; break;
5095 case DESC90_RATEMCS1: ret_rate = MGN_MCS1; break;
5096 case DESC90_RATEMCS2: ret_rate = MGN_MCS2; break;
5097 case DESC90_RATEMCS3: ret_rate = MGN_MCS3; break;
5098 case DESC90_RATEMCS4: ret_rate = MGN_MCS4; break;
5099 case DESC90_RATEMCS5: ret_rate = MGN_MCS5; break;
5100 case DESC90_RATEMCS6: ret_rate = MGN_MCS6; break;
5101 case DESC90_RATEMCS7: ret_rate = MGN_MCS7; break;
5102 case DESC90_RATEMCS8: ret_rate = MGN_MCS8; break;
5103 case DESC90_RATEMCS9: ret_rate = MGN_MCS9; break;
5104 case DESC90_RATEMCS10: ret_rate = MGN_MCS10; break;
5105 case DESC90_RATEMCS11: ret_rate = MGN_MCS11; break;
5106 case DESC90_RATEMCS12: ret_rate = MGN_MCS12; break;
5107 case DESC90_RATEMCS13: ret_rate = MGN_MCS13; break;
5108 case DESC90_RATEMCS14: ret_rate = MGN_MCS14; break;
5109 case DESC90_RATEMCS15: ret_rate = MGN_MCS15; break;
5110 case DESC90_RATEMCS32: ret_rate = (0x80|0x20); break;
5111
5112 default:
5113 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
5114 break;
5115 }
5116 }
5117
5118 return ret_rate;
5119 }
5120
5121 /**
5122 * Function: UpdateRxPktTimeStamp
5123 * Overview: Recored down the TSF time stamp when receiving a packet
5124 *
5125 * Input:
5126 * PADAPTER Adapter
5127 * PRT_RFD pRfd,
5128 *
5129 * Output:
5130 * PRT_RFD pRfd
5131 * (pRfd->Status.TimeStampHigh is updated)
5132 * (pRfd->Status.TimeStampLow is updated)
5133 * Return:
5134 * None
5135 */
5136 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
5137 {
5138 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5139
5140 if(stats->bIsAMPDU && !stats->bFirstMPDU) {
5141 stats->mac_time[0] = priv->LastRxDescTSFLow;
5142 stats->mac_time[1] = priv->LastRxDescTSFHigh;
5143 } else {
5144 priv->LastRxDescTSFLow = stats->mac_time[0];
5145 priv->LastRxDescTSFHigh = stats->mac_time[1];
5146 }
5147 }
5148
5149 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
5150 {
5151 long signal_power; // in dBm.
5152
5153 // Translate to dBm (x=0.5y-95).
5154 signal_power = (long)((signal_strength_index + 1) >> 1);
5155 signal_power -= 95;
5156
5157 return signal_power;
5158 }
5159
5160 //
5161 // Description:
5162 // Update Rx signal related information in the packet reeived
5163 // to RxStats. User application can query RxStats to realize
5164 // current Rx signal status.
5165 //
5166 // Assumption:
5167 // In normal operation, user only care about the information of the BSS
5168 // and we shall invoke this function if the packet received is from the BSS.
5169 //
5170 static void
5171 rtl819x_update_rxsignalstatistics8190pci(
5172 struct r8192_priv * priv,
5173 struct ieee80211_rx_stats * pprevious_stats
5174 )
5175 {
5176 int weighting = 0;
5177
5178 //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality).
5179
5180 // Initila state
5181 if(priv->stats.recv_signal_power == 0)
5182 priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower;
5183
5184 // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the
5185 // reaction of smoothed Signal Power.
5186 if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
5187 weighting = 5;
5188 else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power)
5189 weighting = (-5);
5190 //
5191 // We need more correct power of received packets and the "SignalStrength" of RxStats have been beautified or translated,
5192 // so we record the correct power in Dbm here. By Bruce, 2008-03-07.
5193 //
5194 priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6;
5195 }
5196
5197 static void
5198 rtl8190_process_cck_rxpathsel(
5199 struct r8192_priv * priv,
5200 struct ieee80211_rx_stats * pprevious_stats
5201 )
5202 {
5203 #ifdef RTL8190P //Only 90P 2T4R need to check
5204 char last_cck_adc_pwdb[4]={0,0,0,0};
5205 u8 i;
5206 //cosa add for Rx path selection
5207 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
5208 {
5209 if(pprevious_stats->bIsCCK &&
5210 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
5211 {
5212 /* record the cck adc_pwdb to the sliding window. */
5213 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
5214 {
5215 priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
5216 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5217 {
5218 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
5219 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
5220 }
5221 }
5222 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5223 {
5224 priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
5225 priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
5226 }
5227 priv->stats.cck_adc_pwdb.index++;
5228 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
5229 priv->stats.cck_adc_pwdb.index = 0;
5230
5231 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5232 {
5233 DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
5234 }
5235
5236 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5237 {
5238 if(pprevious_stats->cck_adc_pwdb[i] > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
5239 {
5240 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5241 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5242 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5243 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
5244 }
5245 else
5246 {
5247 priv->undecorated_smoothed_cck_adc_pwdb[i] =
5248 ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
5249 (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
5250 }
5251 }
5252 }
5253 }
5254 #endif
5255 }
5256
5257
5258 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
5259 be a local static. Otherwise, it may increase when we return from S3/S4. The
5260 value will be kept in memory or disk. We must delcare the value in adapter
5261 and it will be reinitialized when return from S3/S4. */
5262 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
5263 {
5264 bool bcheck = false;
5265 u8 rfpath;
5266 u32 nspatial_stream, tmp_val;
5267 //u8 i;
5268 static u32 slide_rssi_index=0, slide_rssi_statistics=0;
5269 static u32 slide_evm_index=0, slide_evm_statistics=0;
5270 static u32 last_rssi=0, last_evm=0;
5271 //cosa add for rx path selection
5272 // static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
5273 // static char last_cck_adc_pwdb[4]={0,0,0,0};
5274 //cosa add for beacon rssi smoothing
5275 static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
5276 static u32 last_beacon_adc_pwdb=0;
5277
5278 struct ieee80211_hdr_3addr *hdr;
5279 u16 sc ;
5280 unsigned int frag,seq;
5281 hdr = (struct ieee80211_hdr_3addr *)buffer;
5282 sc = le16_to_cpu(hdr->seq_ctl);
5283 frag = WLAN_GET_SEQ_FRAG(sc);
5284 seq = WLAN_GET_SEQ_SEQ(sc);
5285 //cosa add 04292008 to record the sequence number
5286 pcurrent_stats->Seq_Num = seq;
5287 //
5288 // Check whether we should take the previous packet into accounting
5289 //
5290 if(!pprevious_stats->bIsAMPDU)
5291 {
5292 // if previous packet is not aggregated packet
5293 bcheck = true;
5294 }else
5295 {
5296 //remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault.
5297 #if 0
5298 // if previous packet is aggregated packet, and current packet
5299 // (1) is not AMPDU
5300 // (2) is the first packet of one AMPDU
5301 // that means the previous packet is the last one aggregated packet
5302 if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU)
5303 bcheck = true;
5304 #endif
5305 }
5306
5307 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5308 {
5309 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5310 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5311 priv->stats.slide_rssi_total -= last_rssi;
5312 }
5313 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5314
5315 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5316 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5317 slide_rssi_index = 0;
5318
5319 // <1> Showed on UI for user, in dbm
5320 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5321 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5322 pcurrent_stats->rssi = priv->stats.signal_strength;
5323 //
5324 // If the previous packet does not match the criteria, neglect it
5325 //
5326 if(!pprevious_stats->bPacketMatchBSSID)
5327 {
5328 if(!pprevious_stats->bToSelfBA)
5329 return;
5330 }
5331
5332 if(!bcheck)
5333 return;
5334
5335 rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
5336
5337 //
5338 // Check RSSI
5339 //
5340 priv->stats.num_process_phyinfo++;
5341 #if 0
5342 /* record the general signal strength to the sliding window. */
5343 if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
5344 {
5345 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
5346 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
5347 priv->stats.slide_rssi_total -= last_rssi;
5348 }
5349 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
5350
5351 priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
5352 if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
5353 slide_rssi_index = 0;
5354
5355 // <1> Showed on UI for user, in dbm
5356 tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
5357 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
5358
5359 #endif
5360 // <2> Showed on UI for engineering
5361 // hardware does not provide rssi information for each rf path in CCK
5362 if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
5363 {
5364 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
5365 {
5366 if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
5367 continue;
5368 RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath] = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
5369 //Fixed by Jacken 2008-03-20
5370 if(priv->stats.rx_rssi_percentage[rfpath] == 0)
5371 {
5372 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
5373 //DbgPrint("MIMO RSSI initialize \n");
5374 }
5375 if(pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath])
5376 {
5377 priv->stats.rx_rssi_percentage[rfpath] =
5378 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5379 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5380 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
5381 }
5382 else
5383 {
5384 priv->stats.rx_rssi_percentage[rfpath] =
5385 ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
5386 (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
5387 }
5388 RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath] = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
5389 }
5390 }
5391
5392
5393 //
5394 // Check PWDB.
5395 //
5396 //cosa add for beacon rssi smoothing by average.
5397 if(pprevious_stats->bPacketBeacon)
5398 {
5399 /* record the beacon pwdb to the sliding window. */
5400 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5401 {
5402 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
5403 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
5404 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
5405 //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n",
5406 // slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
5407 }
5408 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
5409 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
5410 //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll);
5411 slide_beacon_adc_pwdb_index++;
5412 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5413 slide_beacon_adc_pwdb_index = 0;
5414 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
5415 if(pprevious_stats->RxPWDBAll >= 3)
5416 pprevious_stats->RxPWDBAll -= 3;
5417 }
5418
5419 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
5420 pprevious_stats->bIsCCK? "CCK": "OFDM",
5421 pprevious_stats->RxPWDBAll);
5422
5423 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5424 {
5425 if(priv->undecorated_smoothed_pwdb < 0) // initialize
5426 {
5427 priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
5428 //DbgPrint("First pwdb initialize \n");
5429 }
5430 #if 1
5431 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
5432 {
5433 priv->undecorated_smoothed_pwdb =
5434 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5435 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5436 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
5437 }
5438 else
5439 {
5440 priv->undecorated_smoothed_pwdb =
5441 ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5442 (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5443 }
5444 #else
5445 //Fixed by Jacken 2008-03-20
5446 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
5447 {
5448 pHalData->UndecoratedSmoothedPWDB =
5449 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5450 pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
5451 }
5452 else
5453 {
5454 pHalData->UndecoratedSmoothedPWDB =
5455 ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5456 }
5457 #endif
5458 rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats);
5459 }
5460
5461 //
5462 // Check EVM
5463 //
5464 /* record the general EVM to the sliding window. */
5465 if(pprevious_stats->SignalQuality == 0)
5466 {
5467 }
5468 else
5469 {
5470 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
5471 if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
5472 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
5473 last_evm = priv->stats.slide_evm[slide_evm_index];
5474 priv->stats.slide_evm_total -= last_evm;
5475 }
5476
5477 priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
5478
5479 priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
5480 if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
5481 slide_evm_index = 0;
5482
5483 // <1> Showed on UI for user, in percentage.
5484 tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
5485 priv->stats.signal_quality = tmp_val;
5486 //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
5487 priv->stats.last_signal_strength_inpercent = tmp_val;
5488 }
5489
5490 // <2> Showed on UI for engineering
5491 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5492 {
5493 for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
5494 {
5495 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
5496 {
5497 if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
5498 {
5499 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
5500 }
5501 priv->stats.rx_evm_percentage[nspatial_stream] =
5502 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
5503 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
5504 }
5505 }
5506 }
5507 }
5508
5509 }
5510
5511 /*-----------------------------------------------------------------------------
5512 * Function: rtl819x_query_rxpwrpercentage()
5513 *
5514 * Overview:
5515 *
5516 * Input: char antpower
5517 *
5518 * Output: NONE
5519 *
5520 * Return: 0-100 percentage
5521 *
5522 * Revised History:
5523 * When Who Remark
5524 * 05/26/2008 amy Create Version 0 porting from windows code.
5525 *
5526 *---------------------------------------------------------------------------*/
5527 static u8 rtl819x_query_rxpwrpercentage(
5528 char antpower
5529 )
5530 {
5531 if ((antpower <= -100) || (antpower >= 20))
5532 {
5533 return 0;
5534 }
5535 else if (antpower >= 0)
5536 {
5537 return 100;
5538 }
5539 else
5540 {
5541 return (100+antpower);
5542 }
5543
5544 } /* QueryRxPwrPercentage */
5545
5546 static u8
5547 rtl819x_evm_dbtopercentage(
5548 char value
5549 )
5550 {
5551 char ret_val;
5552
5553 ret_val = value;
5554
5555 if(ret_val >= 0)
5556 ret_val = 0;
5557 if(ret_val <= -33)
5558 ret_val = -33;
5559 ret_val = 0 - ret_val;
5560 ret_val*=3;
5561 if(ret_val == 99)
5562 ret_val = 100;
5563 return(ret_val);
5564 }
5565
5566 //
5567 // Description:
5568 // We want good-looking for signal strength/quality
5569 // 2007/7/19 01:09, by cosa.
5570 //
5571 static long rtl819x_signal_scale_mapping(long currsig)
5572 {
5573 long retsig;
5574
5575 // Step 1. Scale mapping.
5576 if(currsig >= 61 && currsig <= 100)
5577 {
5578 retsig = 90 + ((currsig - 60) / 4);
5579 }
5580 else if(currsig >= 41 && currsig <= 60)
5581 {
5582 retsig = 78 + ((currsig - 40) / 2);
5583 }
5584 else if(currsig >= 31 && currsig <= 40)
5585 {
5586 retsig = 66 + (currsig - 30);
5587 }
5588 else if(currsig >= 21 && currsig <= 30)
5589 {
5590 retsig = 54 + (currsig - 20);
5591 }
5592 else if(currsig >= 5 && currsig <= 20)
5593 {
5594 retsig = 42 + (((currsig - 5) * 2) / 3);
5595 }
5596 else if(currsig == 4)
5597 {
5598 retsig = 36;
5599 }
5600 else if(currsig == 3)
5601 {
5602 retsig = 27;
5603 }
5604 else if(currsig == 2)
5605 {
5606 retsig = 18;
5607 }
5608 else if(currsig == 1)
5609 {
5610 retsig = 9;
5611 }
5612 else
5613 {
5614 retsig = currsig;
5615 }
5616
5617 return retsig;
5618 }
5619
5620 static void rtl8192_query_rxphystatus(
5621 struct r8192_priv * priv,
5622 struct ieee80211_rx_stats * pstats,
5623 prx_desc_819x_pci pdesc,
5624 prx_fwinfo_819x_pci pdrvinfo,
5625 struct ieee80211_rx_stats * precord_stats,
5626 bool bpacket_match_bssid,
5627 bool bpacket_toself,
5628 bool bPacketBeacon,
5629 bool bToSelfBA
5630 )
5631 {
5632 //PRT_RFD_STATUS pRtRfdStatus = &(pRfd->Status);
5633 phy_sts_ofdm_819xpci_t* pofdm_buf;
5634 phy_sts_cck_819xpci_t * pcck_buf;
5635 phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
5636 u8 *prxpkt;
5637 u8 i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
5638 char rx_pwr[4], rx_pwr_all=0;
5639 //long rx_avg_pwr = 0;
5640 char rx_snrX, rx_evmX;
5641 u8 evm, pwdb_all;
5642 u32 RSSI, total_rssi=0;//, total_evm=0;
5643 // long signal_strength_index = 0;
5644 u8 is_cck_rate=0;
5645 u8 rf_rx_num = 0;
5646
5647 /* 2007/07/04 MH For OFDM RSSI. For high power or not. */
5648 static u8 check_reg824 = 0;
5649 static u32 reg824_bit9 = 0;
5650
5651 priv->stats.numqry_phystatus++;
5652
5653 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5654
5655 // Record it for next packet processing
5656 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5657 pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5658 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5659 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5660 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5661 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5662 /*2007.08.30 requested by SD3 Jerry */
5663 if(check_reg824 == 0)
5664 {
5665 reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5666 check_reg824 = 1;
5667 }
5668
5669
5670 prxpkt = (u8*)pdrvinfo;
5671
5672 /* Move pointer to the 16th bytes. Phy status start address. */
5673 prxpkt += sizeof(rx_fwinfo_819x_pci);
5674
5675 /* Initial the cck and ofdm buffer pointer */
5676 pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5677 pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5678
5679 pstats->RxMIMOSignalQuality[0] = -1;
5680 pstats->RxMIMOSignalQuality[1] = -1;
5681 precord_stats->RxMIMOSignalQuality[0] = -1;
5682 precord_stats->RxMIMOSignalQuality[1] = -1;
5683
5684 if(is_cck_rate)
5685 {
5686 //
5687 // (1)Hardware does not provide RSSI for CCK
5688 //
5689
5690 //
5691 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5692 //
5693 u8 report;//, cck_agc_rpt;
5694 #ifdef RTL8190P
5695 u8 tmp_pwdb;
5696 char cck_adc_pwdb[4];
5697 #endif
5698 priv->stats.numqry_phystatusCCK++;
5699
5700 #ifdef RTL8190P //Only 90P 2T4R need to check
5701 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5702 {
5703 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5704 {
5705 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5706 cck_adc_pwdb[i] = (char)tmp_pwdb;
5707 cck_adc_pwdb[i] /= 2;
5708 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5709 //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]);
5710 }
5711 }
5712 #endif
5713
5714 if(!reg824_bit9)
5715 {
5716 report = pcck_buf->cck_agc_rpt & 0xc0;
5717 report = report>>6;
5718 switch(report)
5719 {
5720 //Fixed by Jacken from Bryant 2008-03-20
5721 //Original value is -38 , -26 , -14 , -2
5722 //Fixed value is -35 , -23 , -11 , 6
5723 case 0x3:
5724 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5725 break;
5726 case 0x2:
5727 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5728 break;
5729 case 0x1:
5730 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5731 break;
5732 case 0x0:
5733 rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5734 break;
5735 }
5736 }
5737 else
5738 {
5739 report = pcck_buf->cck_agc_rpt & 0x60;
5740 report = report>>5;
5741 switch(report)
5742 {
5743 case 0x3:
5744 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5745 break;
5746 case 0x2:
5747 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5748 break;
5749 case 0x1:
5750 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5751 break;
5752 case 0x0:
5753 rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5754 break;
5755 }
5756 }
5757
5758 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5759 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5760 pstats->RecvSignalPower = rx_pwr_all;
5761
5762 //
5763 // (3) Get Signal Quality (EVM)
5764 //
5765 if(bpacket_match_bssid)
5766 {
5767 u8 sq;
5768
5769 if(pstats->RxPWDBAll > 40)
5770 {
5771 sq = 100;
5772 }else
5773 {
5774 sq = pcck_buf->sq_rpt;
5775
5776 if(pcck_buf->sq_rpt > 64)
5777 sq = 0;
5778 else if (pcck_buf->sq_rpt < 20)
5779 sq = 100;
5780 else
5781 sq = ((64-sq) * 100) / 44;
5782 }
5783 pstats->SignalQuality = precord_stats->SignalQuality = sq;
5784 pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5785 pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5786 }
5787 }
5788 else
5789 {
5790 priv->stats.numqry_phystatusHT++;
5791 //
5792 // (1)Get RSSI for HT rate
5793 //
5794 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5795 {
5796 // 2008/01/30 MH we will judge RF RX path now.
5797 if (priv->brfpath_rxenable[i])
5798 rf_rx_num++;
5799 //else
5800 //continue;
5801
5802 //Fixed by Jacken from Bryant 2008-03-20
5803 //Original value is 106
5804 #ifdef RTL8190P //Modify by Jacken 2008/03/31
5805 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5806 #else
5807 rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5808 #endif
5809
5810 //Get Rx snr value in DB
5811 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5812 rx_snrX = (char)(tmp_rxsnr);
5813 rx_snrX /= 2;
5814 priv->stats.rxSNRdB[i] = (long)rx_snrX;
5815
5816 /* Translate DBM to percentage. */
5817 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5818 if (priv->brfpath_rxenable[i])
5819 total_rssi += RSSI;
5820
5821 /* Record Signal Strength for next packet */
5822 if(bpacket_match_bssid)
5823 {
5824 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5825 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5826 }
5827 }
5828
5829
5830 //
5831 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5832 //
5833 //Fixed by Jacken from Bryant 2008-03-20
5834 //Original value is 106
5835 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5836 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5837
5838 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5839 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
5840 pstats->RecvSignalPower = rx_pwr_all;
5841 //
5842 // (3)EVM of HT rate
5843 //
5844 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5845 pdrvinfo->RxRate<=DESC90_RATEMCS15)
5846 max_spatial_stream = 2; //both spatial stream make sense
5847 else
5848 max_spatial_stream = 1; //only spatial stream 1 makes sense
5849
5850 for(i=0; i<max_spatial_stream; i++)
5851 {
5852 tmp_rxevm = pofdm_buf->rxevm_X[i];
5853 rx_evmX = (char)(tmp_rxevm);
5854
5855 // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5856 // fill most significant bit to "zero" when doing shifting operation which may change a negative
5857 // value to positive one, then the dbm value (which is supposed to be negative) is not correct anymore.
5858 rx_evmX /= 2; //dbm
5859
5860 evm = rtl819x_evm_dbtopercentage(rx_evmX);
5861 #if 0
5862 EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100
5863 #endif
5864 if(bpacket_match_bssid)
5865 {
5866 if(i==0) // Fill value in RFD, Get the first spatial stream only
5867 pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5868 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5869 }
5870 }
5871
5872
5873 /* record rx statistics for debug */
5874 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5875 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5876 if(pdrvinfo->BW) //40M channel
5877 priv->stats.received_bwtype[1+prxsc->rxsc]++;
5878 else //20M channel
5879 priv->stats.received_bwtype[0]++;
5880 }
5881
5882 //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5883 //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5884 if(is_cck_rate)
5885 {
5886 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5887
5888 }
5889 else
5890 {
5891 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5892 // We can judge RX path number now.
5893 if (rf_rx_num != 0)
5894 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5895 }
5896 } /* QueryRxPhyStatus8190Pci */
5897
5898 static void
5899 rtl8192_record_rxdesc_forlateruse(
5900 struct ieee80211_rx_stats * psrc_stats,
5901 struct ieee80211_rx_stats * ptarget_stats
5902 )
5903 {
5904 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5905 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5906 //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5907 }
5908
5909
5910
5911 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5912 struct sk_buff *skb,
5913 struct ieee80211_rx_stats * pstats,
5914 prx_desc_819x_pci pdesc,
5915 prx_fwinfo_819x_pci pdrvinfo)
5916 {
5917 // TODO: We must only check packet for current MAC address. Not finish
5918 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5919 bool bpacket_match_bssid, bpacket_toself;
5920 bool bPacketBeacon=false, bToSelfBA=false;
5921 static struct ieee80211_rx_stats previous_stats;
5922 struct ieee80211_hdr_3addr *hdr;
5923 u16 fc,type;
5924
5925 // Get Signal Quality for only RX data queue (but not command queue)
5926
5927 u8* tmp_buf;
5928 u8 *praddr;
5929
5930 /* Get MAC frame start address. */
5931 tmp_buf = skb->data;
5932
5933 hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
5934 fc = le16_to_cpu(hdr->frame_ctl);
5935 type = WLAN_FC_GET_TYPE(fc);
5936 praddr = hdr->addr1;
5937
5938 /* Check if the received packet is acceptabe. */
5939 bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
5940 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
5941 && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
5942 bpacket_toself = bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
5943 #if 1//cosa
5944 if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
5945 {
5946 bPacketBeacon = true;
5947 //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
5948 }
5949 if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
5950 {
5951 if((eqMacAddr(praddr,dev->dev_addr)))
5952 bToSelfBA = true;
5953 //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
5954 }
5955
5956 #endif
5957 if(bpacket_match_bssid)
5958 {
5959 priv->stats.numpacket_matchbssid++;
5960 }
5961 if(bpacket_toself){
5962 priv->stats.numpacket_toself++;
5963 }
5964 //
5965 // Process PHY information for previous packet (RSSI/PWDB/EVM)
5966 //
5967 // Because phy information is contained in the last packet of AMPDU only, so driver
5968 // should process phy information of previous packet
5969 rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
5970 rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
5971 bpacket_toself ,bPacketBeacon, bToSelfBA);
5972 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
5973
5974 }
5975
5976
5977 static void rtl8192_tx_resume(struct net_device *dev)
5978 {
5979 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5980 struct ieee80211_device *ieee = priv->ieee80211;
5981 struct sk_buff *skb;
5982 int queue_index;
5983
5984 for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
5985 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
5986 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
5987 /* 1. dequeue the packet from the wait queue */
5988 skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
5989 /* 2. tx the packet directly */
5990 ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
5991 #if 0
5992 if(queue_index!=MGNT_QUEUE) {
5993 ieee->stats.tx_packets++;
5994 ieee->stats.tx_bytes += skb->len;
5995 }
5996 #endif
5997 }
5998 }
5999 }
6000
6001 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
6002 {
6003 rtl8192_tx_resume(priv->ieee80211->dev);
6004 }
6005
6006 /**
6007 * Function: UpdateReceivedRateHistogramStatistics
6008 * Overview: Recored down the received data rate
6009 *
6010 * Input:
6011 * PADAPTER Adapter
6012 * PRT_RFD pRfd,
6013 *
6014 * Output:
6015 * PRT_TCB Adapter
6016 * (Adapter->RxStats.ReceivedRateHistogram[] is updated)
6017 * Return:
6018 * None
6019 */
6020 static void UpdateReceivedRateHistogramStatistics8190(
6021 struct net_device *dev,
6022 struct ieee80211_rx_stats* pstats
6023 )
6024 {
6025 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6026 u32 rcvType=1; //0: Total, 1:OK, 2:CRC, 3:ICV
6027 u32 rateIndex;
6028 u32 preamble_guardinterval; //1: short preamble/GI, 0: long preamble/GI
6029
6030 /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */
6031 #if 0
6032 if (pRfd->queue_id == CMPK_RX_QUEUE_ID)
6033 return;
6034 #endif
6035 if(pstats->bCRC)
6036 rcvType = 2;
6037 else if(pstats->bICV)
6038 rcvType = 3;
6039
6040 if(pstats->bShortPreamble)
6041 preamble_guardinterval = 1;// short
6042 else
6043 preamble_guardinterval = 0;// long
6044
6045 switch(pstats->rate)
6046 {
6047 //
6048 // CCK rate
6049 //
6050 case MGN_1M: rateIndex = 0; break;
6051 case MGN_2M: rateIndex = 1; break;
6052 case MGN_5_5M: rateIndex = 2; break;
6053 case MGN_11M: rateIndex = 3; break;
6054 //
6055 // Legacy OFDM rate
6056 //
6057 case MGN_6M: rateIndex = 4; break;
6058 case MGN_9M: rateIndex = 5; break;
6059 case MGN_12M: rateIndex = 6; break;
6060 case MGN_18M: rateIndex = 7; break;
6061 case MGN_24M: rateIndex = 8; break;
6062 case MGN_36M: rateIndex = 9; break;
6063 case MGN_48M: rateIndex = 10; break;
6064 case MGN_54M: rateIndex = 11; break;
6065 //
6066 // 11n High throughput rate
6067 //
6068 case MGN_MCS0: rateIndex = 12; break;
6069 case MGN_MCS1: rateIndex = 13; break;
6070 case MGN_MCS2: rateIndex = 14; break;
6071 case MGN_MCS3: rateIndex = 15; break;
6072 case MGN_MCS4: rateIndex = 16; break;
6073 case MGN_MCS5: rateIndex = 17; break;
6074 case MGN_MCS6: rateIndex = 18; break;
6075 case MGN_MCS7: rateIndex = 19; break;
6076 case MGN_MCS8: rateIndex = 20; break;
6077 case MGN_MCS9: rateIndex = 21; break;
6078 case MGN_MCS10: rateIndex = 22; break;
6079 case MGN_MCS11: rateIndex = 23; break;
6080 case MGN_MCS12: rateIndex = 24; break;
6081 case MGN_MCS13: rateIndex = 25; break;
6082 case MGN_MCS14: rateIndex = 26; break;
6083 case MGN_MCS15: rateIndex = 27; break;
6084 default: rateIndex = 28; break;
6085 }
6086 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
6087 priv->stats.received_rate_histogram[0][rateIndex]++; //total
6088 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
6089 }
6090
6091 static void rtl8192_rx(struct net_device *dev)
6092 {
6093 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6094 struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
6095 bool unicast_packet = false;
6096 struct ieee80211_rx_stats stats = {
6097 .signal = 0,
6098 .noise = -98,
6099 .rate = 0,
6100 .freq = IEEE80211_24GHZ_BAND,
6101 };
6102 unsigned int count = priv->rxringcount;
6103
6104 stats.nic_type = NIC_8192E;
6105
6106 while (count--) {
6107 rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
6108 struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
6109
6110 if (pdesc->OWN){
6111 /* wait data to be filled by hardware */
6112 return;
6113 } else {
6114 stats.bICV = pdesc->ICV;
6115 stats.bCRC = pdesc->CRC32;
6116 stats.bHwError = pdesc->CRC32 | pdesc->ICV;
6117
6118 stats.Length = pdesc->Length;
6119 if(stats.Length < 24)
6120 stats.bHwError |= 1;
6121
6122 if(stats.bHwError) {
6123 stats.bShift = false;
6124
6125 if(pdesc->CRC32) {
6126 if (pdesc->Length <500)
6127 priv->stats.rxcrcerrmin++;
6128 else if (pdesc->Length >1000)
6129 priv->stats.rxcrcerrmax++;
6130 else
6131 priv->stats.rxcrcerrmid++;
6132 }
6133 goto done;
6134 } else {
6135 prx_fwinfo_819x_pci pDrvInfo = NULL;
6136 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
6137
6138 if (unlikely(!new_skb)) {
6139 goto done;
6140 }
6141
6142 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
6143 stats.RxBufShift = ((pdesc->Shift)&0x03);
6144 stats.Decrypted = !pdesc->SWDec;
6145
6146 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6147 pci_dma_sync_single_for_cpu(priv->pdev,
6148 #else
6149 pci_unmap_single(priv->pdev,
6150 #endif
6151 *((dma_addr_t *)skb->cb),
6152 priv->rxbuffersize,
6153 PCI_DMA_FROMDEVICE);
6154 skb_put(skb, pdesc->Length);
6155 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
6156 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
6157
6158 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
6159 stats.bShortPreamble = pDrvInfo->SPLCP;
6160
6161 /* it is debug only. It should be disabled in released driver.
6162 * 2007.1.11 by Emily
6163 * */
6164 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
6165
6166 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
6167 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
6168
6169 stats.TimeStampLow = pDrvInfo->TSFL;
6170 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
6171
6172 UpdateRxPktTimeStamp8190(dev, &stats);
6173
6174 //
6175 // Get Total offset of MPDU Frame Body
6176 //
6177 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
6178 stats.bShift = 1;
6179
6180 stats.RxIs40MHzPacket = pDrvInfo->BW;
6181
6182 /* ???? */
6183 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
6184
6185 /* Rx A-MPDU */
6186 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
6187 RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
6188 pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
6189 skb_trim(skb, skb->len - 4/*sCrcLng*/);
6190 /* rx packets statistics */
6191 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
6192 unicast_packet = false;
6193
6194 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
6195 //TODO
6196 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
6197 //TODO
6198 }else {
6199 /* unicast packet */
6200 unicast_packet = true;
6201 }
6202
6203 stats.packetlength = stats.Length-4;
6204 stats.fraglength = stats.packetlength;
6205 stats.fragoffset = 0;
6206 stats.ntotalfrag = 1;
6207
6208 if(!ieee80211_rx(priv->ieee80211, skb, &stats)){
6209 dev_kfree_skb_any(skb);
6210 } else {
6211 priv->stats.rxok++;
6212 if(unicast_packet) {
6213 priv->stats.rxbytesunicast += skb->len;
6214 }
6215 }
6216
6217 skb = new_skb;
6218 priv->rx_buf[priv->rx_idx] = skb;
6219 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb->tail, priv->rxbuffersize, PCI_DMA_FROMDEVICE);
6220 // *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
6221 }
6222
6223 }
6224 done:
6225 pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
6226 pdesc->OWN = 1;
6227 pdesc->Length = priv->rxbuffersize;
6228 if (priv->rx_idx == priv->rxringcount-1)
6229 pdesc->EOR = 1;
6230 priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
6231 }
6232
6233 }
6234
6235 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
6236 {
6237 rtl8192_rx(priv->ieee80211->dev);
6238 /* unmask RDU */
6239 write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
6240 }
6241
6242 static const struct net_device_ops rtl8192_netdev_ops = {
6243 .ndo_open = rtl8192_open,
6244 .ndo_stop = rtl8192_close,
6245 /* .ndo_get_stats = rtl8192_stats, */
6246 .ndo_tx_timeout = tx_timeout,
6247 .ndo_do_ioctl = rtl8192_ioctl,
6248 .ndo_set_multicast_list = r8192_set_multicast,
6249 .ndo_set_mac_address = r8192_set_mac_adr,
6250 .ndo_start_xmit = ieee80211_xmit,
6251 };
6252
6253 /****************************************************************************
6254 ---------------------------- PCI_STUFF---------------------------
6255 *****************************************************************************/
6256
6257 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
6258 const struct pci_device_id *id)
6259 {
6260 unsigned long ioaddr = 0;
6261 struct net_device *dev = NULL;
6262 struct r8192_priv *priv= NULL;
6263 u8 unit = 0;
6264
6265 #ifdef CONFIG_RTL8192_IO_MAP
6266 unsigned long pio_start, pio_len, pio_flags;
6267 #else
6268 unsigned long pmem_start, pmem_len, pmem_flags;
6269 #endif //end #ifdef RTL_IO_MAP
6270
6271 RT_TRACE(COMP_INIT,"Configuring chip resources");
6272
6273 if( pci_enable_device (pdev) ){
6274 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
6275 return -EIO;
6276 }
6277
6278 pci_set_master(pdev);
6279 //pci_set_wmi(pdev);
6280 pci_set_dma_mask(pdev, 0xffffff00ULL);
6281 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6282 pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
6283 #endif
6284 dev = alloc_ieee80211(sizeof(struct r8192_priv));
6285 if (!dev)
6286 return -ENOMEM;
6287
6288 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
6289 SET_MODULE_OWNER(dev);
6290 #endif
6291
6292 pci_set_drvdata(pdev, dev);
6293 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6294 SET_NETDEV_DEV(dev, &pdev->dev);
6295 #endif
6296 priv = ieee80211_priv(dev);
6297 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6298 priv->ieee80211 = netdev_priv(dev);
6299 #else
6300 priv->ieee80211 = (struct ieee80211_device *)dev->priv;
6301 #endif
6302 priv->pdev=pdev;
6303 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6304 if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
6305 priv->ieee80211->bSupportRemoteWakeUp = 1;
6306 } else
6307 #endif
6308 {
6309 priv->ieee80211->bSupportRemoteWakeUp = 0;
6310 }
6311
6312 #ifdef CONFIG_RTL8192_IO_MAP
6313
6314 pio_start = (unsigned long)pci_resource_start (pdev, 0);
6315 pio_len = (unsigned long)pci_resource_len (pdev, 0);
6316 pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
6317
6318 if (!(pio_flags & IORESOURCE_IO)) {
6319 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
6320 goto fail;
6321 }
6322
6323 //DMESG("IO space @ 0x%08lx", pio_start );
6324 if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
6325 RT_TRACE(COMP_ERR,"request_region failed!");
6326 goto fail;
6327 }
6328
6329 ioaddr = pio_start;
6330 dev->base_addr = ioaddr; // device I/O address
6331
6332 #else
6333
6334 pmem_start = pci_resource_start(pdev, 1);
6335 pmem_len = pci_resource_len(pdev, 1);
6336 pmem_flags = pci_resource_flags (pdev, 1);
6337
6338 if (!(pmem_flags & IORESOURCE_MEM)) {
6339 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
6340 goto fail;
6341 }
6342
6343 //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
6344 if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
6345 RT_TRACE(COMP_ERR,"request_mem_region failed!");
6346 goto fail;
6347 }
6348
6349
6350 ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
6351 if( ioaddr == (unsigned long)NULL ){
6352 RT_TRACE(COMP_ERR,"ioremap failed!");
6353 // release_mem_region( pmem_start, pmem_len );
6354 goto fail1;
6355 }
6356
6357 dev->mem_start = ioaddr; // shared mem start
6358 dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
6359
6360 #endif //end #ifdef RTL_IO_MAP
6361
6362 /* We disable the RETRY_TIMEOUT register (0x41) to keep
6363 * PCI Tx retries from interfering with C3 CPU state */
6364 pci_write_config_byte(pdev, 0x41, 0x00);
6365
6366
6367 pci_read_config_byte(pdev, 0x05, &unit);
6368 pci_write_config_byte(pdev, 0x05, unit & (~0x04));
6369
6370 dev->irq = pdev->irq;
6371 priv->irq = 0;
6372
6373 dev->netdev_ops = &rtl8192_netdev_ops;
6374 #if 0
6375 dev->open = rtl8192_open;
6376 dev->stop = rtl8192_close;
6377 //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit;
6378 dev->tx_timeout = tx_timeout;
6379 //dev->wireless_handlers = &r8192_wx_handlers_def;
6380 dev->do_ioctl = rtl8192_ioctl;
6381 dev->set_multicast_list = r8192_set_multicast;
6382 dev->set_mac_address = r8192_set_mac_adr;
6383 #endif
6384
6385 //DMESG("Oops: i'm coming\n");
6386 #if WIRELESS_EXT >= 12
6387 #if WIRELESS_EXT < 17
6388 dev->get_wireless_stats = r8192_get_wireless_stats;
6389 #endif
6390 dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def;
6391 #endif
6392 //dev->get_wireless_stats = r8192_get_wireless_stats;
6393 dev->type=ARPHRD_ETHER;
6394
6395 dev->watchdog_timeo = HZ*3; //modified by john, 0805
6396
6397 if (dev_alloc_name(dev, ifname) < 0){
6398 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
6399 ifname = "wlan%d";
6400 dev_alloc_name(dev, ifname);
6401 }
6402
6403 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
6404 if(rtl8192_init(dev)!=0){
6405 RT_TRACE(COMP_ERR, "Initialization failed");
6406 goto fail;
6407 }
6408
6409 netif_carrier_off(dev);
6410 netif_stop_queue(dev);
6411
6412 register_netdev(dev);
6413 RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
6414 rtl8192_proc_init_one(dev);
6415
6416
6417 RT_TRACE(COMP_INIT, "Driver probe completed\n");
6418 //#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6419 // return dev;
6420 //#else
6421 return 0;
6422 //#endif
6423
6424 fail1:
6425
6426 #ifdef CONFIG_RTL8180_IO_MAP
6427
6428 if( dev->base_addr != 0 ){
6429
6430 release_region(dev->base_addr,
6431 pci_resource_len(pdev, 0) );
6432 }
6433 #else
6434 if( dev->mem_start != (unsigned long)NULL ){
6435 iounmap( (void *)dev->mem_start );
6436 release_mem_region( pci_resource_start(pdev, 1),
6437 pci_resource_len(pdev, 1) );
6438 }
6439 #endif //end #ifdef RTL_IO_MAP
6440
6441 fail:
6442 if(dev){
6443
6444 if (priv->irq) {
6445 free_irq(dev->irq, dev);
6446 dev->irq=0;
6447 }
6448 free_ieee80211(dev);
6449 }
6450
6451 pci_disable_device(pdev);
6452
6453 DMESG("wlan driver load failed\n");
6454 pci_set_drvdata(pdev, NULL);
6455 return -ENODEV;
6456
6457 }
6458
6459 /* detach all the work and timer structure declared or inititialized
6460 * in r8192_init function.
6461 * */
6462 void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
6463 {
6464 /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
6465 * is or is newer than 2.6.20 and work structure is defined to be struct work_struct.
6466 * Otherwise call cancel_delayed_work is enough.
6467 * FIXME (2.6.20 shoud 2.6.22, work_struct shoud not cancel)
6468 * */
6469 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6470 cancel_delayed_work(&priv->watch_dog_wq);
6471 cancel_delayed_work(&priv->update_beacon_wq);
6472 cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
6473 cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
6474 #ifdef RTL8192E
6475 cancel_delayed_work(&priv->gpio_change_rf_wq);
6476 #endif
6477 #endif
6478 #if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,22)
6479 cancel_work_sync(&priv->reset_wq);
6480 cancel_work_sync(&priv->qos_activate);
6481 //cancel_work_sync(&priv->SetBWModeWorkItem);
6482 //cancel_work_sync(&priv->SwChnlWorkItem);
6483 #else
6484 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6485 cancel_delayed_work(&priv->reset_wq);
6486 cancel_delayed_work(&priv->qos_activate);
6487 //cancel_delayed_work(&priv->SetBWModeWorkItem);
6488 //cancel_delayed_work(&priv->SwChnlWorkItem);
6489 #endif
6490 #endif
6491
6492 }
6493
6494
6495 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
6496 {
6497 struct net_device *dev = pci_get_drvdata(pdev);
6498 struct r8192_priv *priv ;
6499
6500 if(dev){
6501
6502 unregister_netdev(dev);
6503
6504 priv=ieee80211_priv(dev);
6505
6506 rtl8192_proc_remove_one(dev);
6507
6508 rtl8192_down(dev);
6509 if (priv->pFirmware)
6510 {
6511 vfree(priv->pFirmware);
6512 priv->pFirmware = NULL;
6513 }
6514 // priv->rf_close(dev);
6515 // rtl8192_usb_deleteendpoints(dev);
6516 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
6517 destroy_workqueue(priv->priv_wq);
6518 #endif
6519 /* redundant with rtl8192_down */
6520 // rtl8192_irq_disable(dev);
6521 // rtl8192_reset(dev);
6522 // mdelay(10);
6523 {
6524 u32 i;
6525 /* free tx/rx rings */
6526 rtl8192_free_rx_ring(dev);
6527 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
6528 rtl8192_free_tx_ring(dev, i);
6529 }
6530 }
6531 if(priv->irq){
6532
6533 printk("Freeing irq %d\n",dev->irq);
6534 free_irq(dev->irq, dev);
6535 priv->irq=0;
6536
6537 }
6538
6539
6540
6541 // free_beacon_desc_ring(dev,priv->txbeaconcount);
6542
6543 #ifdef CONFIG_RTL8180_IO_MAP
6544
6545 if( dev->base_addr != 0 ){
6546
6547 release_region(dev->base_addr,
6548 pci_resource_len(pdev, 0) );
6549 }
6550 #else
6551 if( dev->mem_start != (unsigned long)NULL ){
6552 iounmap( (void *)dev->mem_start );
6553 release_mem_region( pci_resource_start(pdev, 1),
6554 pci_resource_len(pdev, 1) );
6555 }
6556 #endif /*end #ifdef RTL_IO_MAP*/
6557 free_ieee80211(dev);
6558
6559 }
6560
6561 pci_disable_device(pdev);
6562 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
6563 }
6564
6565 extern int ieee80211_init(void);
6566 extern void ieee80211_exit(void);
6567
6568 static int __init rtl8192_pci_module_init(void)
6569 {
6570 int retval;
6571
6572 retval = ieee80211_init();
6573 if (retval)
6574 return retval;
6575
6576 printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
6577 printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
6578 RT_TRACE(COMP_INIT, "Initializing module");
6579 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
6580 rtl8192_proc_module_init();
6581 #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22))
6582 if(0!=pci_module_init(&rtl8192_pci_driver))
6583 #else
6584 if(0!=pci_register_driver(&rtl8192_pci_driver))
6585 #endif
6586 {
6587 DMESG("No device found");
6588 /*pci_unregister_driver (&rtl8192_pci_driver);*/
6589 return -ENODEV;
6590 }
6591 return 0;
6592 }
6593
6594
6595 static void __exit rtl8192_pci_module_exit(void)
6596 {
6597 pci_unregister_driver(&rtl8192_pci_driver);
6598
6599 RT_TRACE(COMP_DOWN, "Exiting");
6600 rtl8192_proc_module_remove();
6601 ieee80211_exit();
6602 }
6603
6604 //warning message WB
6605 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
6606 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6607 void rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs)
6608 #else
6609 irqreturn_t rtl8192_interrupt(int irq, void *netdev, struct pt_regs *regs)
6610 #endif
6611 #else
6612 irqreturn_t rtl8192_interrupt(int irq, void *netdev)
6613 #endif
6614 {
6615 struct net_device *dev = (struct net_device *) netdev;
6616 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6617 unsigned long flags;
6618 u32 inta;
6619 /* We should return IRQ_NONE, but for now let me keep this */
6620 if(priv->irq_enabled == 0){
6621 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6622 return;
6623 #else
6624 return IRQ_HANDLED;
6625 #endif
6626 }
6627
6628 spin_lock_irqsave(&priv->irq_th_lock,flags);
6629
6630 //ISR: 4bytes
6631
6632 inta = read_nic_dword(dev, ISR);// & priv->IntrMask;
6633 write_nic_dword(dev,ISR,inta); // reset int situation
6634
6635 priv->stats.shints++;
6636 //DMESG("Enter interrupt, ISR value = 0x%08x", inta);
6637 if(!inta){
6638 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6639 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6640 return;
6641 #else
6642 return IRQ_HANDLED;
6643 #endif
6644 /*
6645 most probably we can safely return IRQ_NONE,
6646 but for now is better to avoid problems
6647 */
6648 }
6649
6650 if(inta == 0xffff){
6651 /* HW disappared */
6652 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6653 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6654 return;
6655 #else
6656 return IRQ_HANDLED;
6657 #endif
6658 }
6659
6660 priv->stats.ints++;
6661 #ifdef DEBUG_IRQ
6662 DMESG("NIC irq %x",inta);
6663 #endif
6664 //priv->irqpending = inta;
6665
6666
6667 if(!netif_running(dev)) {
6668 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6669 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6670 return;
6671 #else
6672 return IRQ_HANDLED;
6673 #endif
6674 }
6675
6676 if(inta & IMR_TIMEOUT0){
6677 // write_nic_dword(dev, TimerInt, 0);
6678 //DMESG("=================>waking up");
6679 // rtl8180_hw_wakeup(dev);
6680 }
6681
6682 if(inta & IMR_TBDOK){
6683 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6684 rtl8192_tx_isr(dev, BEACON_QUEUE);
6685 priv->stats.txbeaconokint++;
6686 }
6687
6688 if(inta & IMR_TBDER){
6689 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6690 rtl8192_tx_isr(dev, BEACON_QUEUE);
6691 priv->stats.txbeaconerr++;
6692 }
6693
6694 if(inta & IMR_MGNTDOK ) {
6695 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
6696 priv->stats.txmanageokint++;
6697 rtl8192_tx_isr(dev,MGNT_QUEUE);
6698
6699 }
6700
6701 if(inta & IMR_COMDOK)
6702 {
6703 priv->stats.txcmdpktokint++;
6704 rtl8192_tx_isr(dev,TXCMD_QUEUE);
6705 }
6706
6707 if(inta & IMR_ROK){
6708 #ifdef DEBUG_RX
6709 DMESG("Frame arrived !");
6710 #endif
6711 priv->stats.rxint++;
6712 tasklet_schedule(&priv->irq_rx_tasklet);
6713 }
6714
6715 if(inta & IMR_BcnInt) {
6716 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
6717 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
6718 }
6719
6720 if(inta & IMR_RDU){
6721 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
6722 priv->stats.rxrdu++;
6723 /* reset int situation */
6724 write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
6725 tasklet_schedule(&priv->irq_rx_tasklet);
6726 }
6727
6728 if(inta & IMR_RXFOVW){
6729 RT_TRACE(COMP_INTR, "rx overflow !\n");
6730 priv->stats.rxoverflow++;
6731 tasklet_schedule(&priv->irq_rx_tasklet);
6732 }
6733
6734 if(inta & IMR_TXFOVW) priv->stats.txoverflow++;
6735
6736 if(inta & IMR_BKDOK){
6737 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
6738 priv->stats.txbkokint++;
6739 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6740 rtl8192_tx_isr(dev,BK_QUEUE);
6741 rtl8192_try_wake_queue(dev, BK_QUEUE);
6742 }
6743
6744 if(inta & IMR_BEDOK){
6745 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
6746 priv->stats.txbeokint++;
6747 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6748 rtl8192_tx_isr(dev,BE_QUEUE);
6749 rtl8192_try_wake_queue(dev, BE_QUEUE);
6750 }
6751
6752 if(inta & IMR_VIDOK){
6753 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
6754 priv->stats.txviokint++;
6755 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6756 rtl8192_tx_isr(dev,VI_QUEUE);
6757 rtl8192_try_wake_queue(dev, VI_QUEUE);
6758 }
6759
6760 if(inta & IMR_VODOK){
6761 priv->stats.txvookint++;
6762 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6763 rtl8192_tx_isr(dev,VO_QUEUE);
6764 rtl8192_try_wake_queue(dev, VO_QUEUE);
6765 }
6766
6767 force_pci_posting(dev);
6768 spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6769
6770 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
6771 return;
6772 #else
6773 return IRQ_HANDLED;
6774 #endif
6775 }
6776
6777 void rtl8192_try_wake_queue(struct net_device *dev, int pri)
6778 {
6779 #if 0
6780 unsigned long flags;
6781 short enough_desc;
6782 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6783
6784 spin_lock_irqsave(&priv->tx_lock,flags);
6785 enough_desc = check_nic_enough_desc(dev,pri);
6786 spin_unlock_irqrestore(&priv->tx_lock,flags);
6787
6788 if(enough_desc)
6789 ieee80211_wake_queue(priv->ieee80211);
6790 #endif
6791 }
6792
6793
6794 void EnableHWSecurityConfig8192(struct net_device *dev)
6795 {
6796 u8 SECR_value = 0x0;
6797 // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev);
6798 //printk("==>ieee1:%p, dev:%p\n", ieee1, dev);
6799 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6800 struct ieee80211_device* ieee = priv->ieee80211;
6801 //printk("==>ieee:%p, dev:%p\n", ieee, dev);
6802 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
6803 #if 1
6804 if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
6805 {
6806 SECR_value |= SCR_RxUseDK;
6807 SECR_value |= SCR_TxUseDK;
6808 }
6809 else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
6810 {
6811 SECR_value |= SCR_RxUseDK;
6812 SECR_value |= SCR_TxUseDK;
6813 }
6814
6815 #endif
6816
6817 //add HWSec active enable here.
6818 //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
6819 ieee->hwsec_active = 1;
6820
6821 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
6822 {
6823 ieee->hwsec_active = 0;
6824 SECR_value &= ~SCR_RxDecEnable;
6825 }
6826
6827 RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__, \
6828 ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
6829 {
6830 write_nic_byte(dev, SECR, SECR_value);//SECR_value | SCR_UseDK );
6831 }
6832
6833 }
6834 #define TOTAL_CAM_ENTRY 32
6835 //#define CAM_CONTENT_COUNT 8
6836 void setKey( struct net_device *dev,
6837 u8 EntryNo,
6838 u8 KeyIndex,
6839 u16 KeyType,
6840 u8 *MacAddr,
6841 u8 DefaultKey,
6842 u32 *KeyContent )
6843 {
6844 u32 TargetCommand = 0;
6845 u32 TargetContent = 0;
6846 u16 usConfig = 0;
6847 u8 i;
6848 #ifdef ENABLE_IPS
6849 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6850 RT_RF_POWER_STATE rtState;
6851 rtState = priv->ieee80211->eRFPowerState;
6852 if(priv->ieee80211->PowerSaveControl.bInactivePs){
6853 if(rtState == eRfOff){
6854 if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6855 {
6856 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6857 up(&priv->wx_sem);
6858 return ;
6859 }
6860 else{
6861 IPSLeave(dev);
6862 }
6863 }
6864 }
6865 priv->ieee80211->is_set_key = true;
6866 #endif
6867 if (EntryNo >= TOTAL_CAM_ENTRY)
6868 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6869
6870 RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr"MAC_FMT"\n", dev,EntryNo, KeyIndex, KeyType, MAC_ARG(MacAddr));
6871
6872 if (DefaultKey)
6873 usConfig |= BIT15 | (KeyType<<2);
6874 else
6875 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6876 // usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6877
6878
6879 for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6880 TargetCommand = i+CAM_CONTENT_COUNT*EntryNo;
6881 TargetCommand |= BIT31|BIT16;
6882
6883 if(i==0){//MAC|Config
6884 TargetContent = (u32)(*(MacAddr+0)) << 16|
6885 (u32)(*(MacAddr+1)) << 24|
6886 (u32)usConfig;
6887
6888 write_nic_dword(dev, WCAMI, TargetContent);
6889 write_nic_dword(dev, RWCAM, TargetCommand);
6890 // printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo));
6891 }
6892 else if(i==1){//MAC
6893 TargetContent = (u32)(*(MacAddr+2)) |
6894 (u32)(*(MacAddr+3)) << 8|
6895 (u32)(*(MacAddr+4)) << 16|
6896 (u32)(*(MacAddr+5)) << 24;
6897 write_nic_dword(dev, WCAMI, TargetContent);
6898 write_nic_dword(dev, RWCAM, TargetCommand);
6899 }
6900 else { //Key Material
6901 if(KeyContent != NULL)
6902 {
6903 write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6904 write_nic_dword(dev, RWCAM, TargetCommand);
6905 }
6906 }
6907 }
6908 RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6909 }
6910 // This function seems not ready! WB
6911 void CamPrintDbgReg(struct net_device* dev)
6912 {
6913 unsigned long rvalue;
6914 unsigned char ucValue;
6915 write_nic_dword(dev, DCAM, 0x80000000);
6916 msleep(40);
6917 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6918 RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue);
6919 if((rvalue & 0x40000000) != 0x4000000)
6920 RT_TRACE(COMP_SEC, "-->TX Key Not Found ");
6921 msleep(20);
6922 write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40);
6923 rvalue = read_nic_dword(dev, DCAM); //delay_ms(40);
6924 RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue);
6925 if((rvalue & 0x40000000) != 0x4000000)
6926 RT_TRACE(COMP_SEC, "-->CAM Key Not Found ");
6927 ucValue = read_nic_byte(dev, SECR);
6928 RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue);
6929 }
6930
6931
6932 /***************************************************************************
6933 ------------------- module init / exit stubs ----------------
6934 ****************************************************************************/
6935 module_init(rtl8192_pci_module_init);
6936 module_exit(rtl8192_pci_module_exit);
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree