diff options
Diffstat (limited to 'drivers/staging/rtl8187se/r8180_core.c')
-rw-r--r-- | drivers/staging/rtl8187se/r8180_core.c | 6826 |
1 files changed, 6826 insertions, 0 deletions
diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c new file mode 100644 index 00000000000..38455983728 --- /dev/null +++ b/drivers/staging/rtl8187se/r8180_core.c | |||
@@ -0,0 +1,6826 @@ | |||
1 | /* | ||
2 | This is part of rtl818x pci OpenSource driver - v 0.1 | ||
3 | Copyright (C) Andrea Merello 2004-2005 <andreamrl@tiscali.it> | ||
4 | Released under the terms of GPL (General Public License) | ||
5 | |||
6 | Parts of this driver are based on the GPL part of the official | ||
7 | Realtek driver. | ||
8 | |||
9 | Parts of this driver are based on the rtl8180 driver skeleton | ||
10 | from Patric Schenke & Andres Salomon. | ||
11 | |||
12 | Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver. | ||
13 | |||
14 | Parts of BB/RF code are derived from David Young rtl8180 netbsd driver. | ||
15 | |||
16 | RSSI calc function from 'The Deuce' | ||
17 | |||
18 | Some ideas borrowed from the 8139too.c driver included in linux kernel. | ||
19 | |||
20 | We (I?) want to thanks the Authors of those projecs and also the | ||
21 | Ndiswrapper's project Authors. | ||
22 | |||
23 | A big big thanks goes also to Realtek corp. for their help in my attempt to | ||
24 | add RTL8185 and RTL8225 support, and to David Young also. | ||
25 | */ | ||
26 | |||
27 | #if 0 | ||
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 | |||
37 | #undef DEBUG_TX_DESC2 | ||
38 | #undef RX_DONT_PASS_UL | ||
39 | #undef DEBUG_EPROM | ||
40 | #undef DEBUG_RX_VERBOSE | ||
41 | #undef DUMMY_RX | ||
42 | #undef DEBUG_ZERO_RX | ||
43 | #undef DEBUG_RX_SKB | ||
44 | #undef DEBUG_TX_FRAG | ||
45 | #undef DEBUG_RX_FRAG | ||
46 | #undef DEBUG_TX_FILLDESC | ||
47 | #undef DEBUG_TX | ||
48 | #undef DEBUG_IRQ | ||
49 | #undef DEBUG_RX | ||
50 | #undef DEBUG_RXALLOC | ||
51 | #undef DEBUG_REGISTERS | ||
52 | #undef DEBUG_RING | ||
53 | #undef DEBUG_IRQ_TASKLET | ||
54 | #undef DEBUG_TX_ALLOC | ||
55 | #undef DEBUG_TX_DESC | ||
56 | |||
57 | //#define DEBUG_TX | ||
58 | //#define DEBUG_TX_DESC2 | ||
59 | //#define DEBUG_RX | ||
60 | //#define DEBUG_RX_SKB | ||
61 | |||
62 | //#define CONFIG_RTL8180_IO_MAP | ||
63 | #include <linux/syscalls.h> | ||
64 | //#include <linux/fcntl.h> | ||
65 | //#include <asm/uaccess.h> | ||
66 | #include "r8180_hw.h" | ||
67 | #include "r8180.h" | ||
68 | #include "r8180_sa2400.h" /* PHILIPS Radio frontend */ | ||
69 | #include "r8180_max2820.h" /* MAXIM Radio frontend */ | ||
70 | #include "r8180_gct.h" /* GCT Radio frontend */ | ||
71 | #include "r8180_rtl8225.h" /* RTL8225 Radio frontend */ | ||
72 | #include "r8180_rtl8255.h" /* RTL8255 Radio frontend */ | ||
73 | #include "r8180_93cx6.h" /* Card EEPROM */ | ||
74 | #include "r8180_wx.h" | ||
75 | #include "r8180_dm.h" | ||
76 | |||
77 | #ifdef CONFIG_RTL8180_PM | ||
78 | #include "r8180_pm.h" | ||
79 | #endif | ||
80 | |||
81 | #ifdef ENABLE_DOT11D | ||
82 | #include "dot11d.h" | ||
83 | #endif | ||
84 | |||
85 | #ifdef CONFIG_RTL8185B | ||
86 | //#define CONFIG_RTL8180_IO_MAP | ||
87 | #endif | ||
88 | |||
89 | #ifndef PCI_VENDOR_ID_BELKIN | ||
90 | #define PCI_VENDOR_ID_BELKIN 0x1799 | ||
91 | #endif | ||
92 | #ifndef PCI_VENDOR_ID_DLINK | ||
93 | #define PCI_VENDOR_ID_DLINK 0x1186 | ||
94 | #endif | ||
95 | |||
96 | static struct pci_device_id rtl8180_pci_id_tbl[] __devinitdata = { | ||
97 | { | ||
98 | .vendor = PCI_VENDOR_ID_REALTEK, | ||
99 | // .device = 0x8180, | ||
100 | .device = 0x8199, | ||
101 | .subvendor = PCI_ANY_ID, | ||
102 | .subdevice = PCI_ANY_ID, | ||
103 | .driver_data = 0, | ||
104 | }, | ||
105 | { | ||
106 | .vendor = PCI_VENDOR_ID_BELKIN, | ||
107 | .device = 0x6001, | ||
108 | .subvendor = PCI_ANY_ID, | ||
109 | .subdevice = PCI_ANY_ID, | ||
110 | .driver_data = 1, | ||
111 | }, | ||
112 | { /* Belkin F5D6020 v3 */ | ||
113 | .vendor = PCI_VENDOR_ID_BELKIN, | ||
114 | .device = 0x6020, | ||
115 | .subvendor = PCI_ANY_ID, | ||
116 | .subdevice = PCI_ANY_ID, | ||
117 | .driver_data = 2, | ||
118 | }, | ||
119 | { /* D-Link DWL-610 */ | ||
120 | .vendor = PCI_VENDOR_ID_DLINK, | ||
121 | .device = 0x3300, | ||
122 | .subvendor = PCI_ANY_ID, | ||
123 | .subdevice = PCI_ANY_ID, | ||
124 | .driver_data = 3, | ||
125 | }, | ||
126 | { | ||
127 | .vendor = PCI_VENDOR_ID_REALTEK, | ||
128 | .device = 0x8185, | ||
129 | .subvendor = PCI_ANY_ID, | ||
130 | .subdevice = PCI_ANY_ID, | ||
131 | .driver_data = 4, | ||
132 | }, | ||
133 | { | ||
134 | .vendor = 0, | ||
135 | .device = 0, | ||
136 | .subvendor = 0, | ||
137 | .subdevice = 0, | ||
138 | .driver_data = 0, | ||
139 | } | ||
140 | }; | ||
141 | |||
142 | |||
143 | static char* ifname = "wlan%d"; | ||
144 | static int hwseqnum = 0; | ||
145 | //static char* ifname = "ath%d"; | ||
146 | static int hwwep = 0; | ||
147 | static int channels = 0x3fff; | ||
148 | |||
149 | #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 ) | ||
150 | #define cpMacAddr(des,src) ((des)[0]=(src)[0],(des)[1]=(src)[1],(des)[2]=(src)[2],(des)[3]=(src)[3],(des)[4]=(src)[4],(des)[5]=(src)[5]) | ||
151 | MODULE_LICENSE("GPL"); | ||
152 | MODULE_DEVICE_TABLE(pci, rtl8180_pci_id_tbl); | ||
153 | MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>"); | ||
154 | MODULE_DESCRIPTION("Linux driver for Realtek RTL8180 / RTL8185 WiFi cards"); | ||
155 | |||
156 | |||
157 | |||
158 | /* | ||
159 | MODULE_PARM(ifname, "s"); | ||
160 | MODULE_PARM_DESC(devname," Net interface name, wlan%d=default"); | ||
161 | |||
162 | MODULE_PARM(hwseqnum,"i"); | ||
163 | MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default"); | ||
164 | |||
165 | MODULE_PARM(hwwep,"i"); | ||
166 | MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards"); | ||
167 | |||
168 | MODULE_PARM(channels,"i"); | ||
169 | MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI"); | ||
170 | */ | ||
171 | |||
172 | #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 9) | ||
173 | module_param(ifname, charp, S_IRUGO|S_IWUSR ); | ||
174 | module_param(hwseqnum,int, S_IRUGO|S_IWUSR); | ||
175 | module_param(hwwep,int, S_IRUGO|S_IWUSR); | ||
176 | module_param(channels,int, S_IRUGO|S_IWUSR); | ||
177 | #else | ||
178 | MODULE_PARM(ifname, "s"); | ||
179 | MODULE_PARM(hwseqnum,"i"); | ||
180 | MODULE_PARM(hwwep,"i"); | ||
181 | MODULE_PARM(channels,"i"); | ||
182 | #endif | ||
183 | |||
184 | MODULE_PARM_DESC(devname," Net interface name, wlan%d=default"); | ||
185 | //MODULE_PARM_DESC(devname," Net interface name, ath%d=default"); | ||
186 | MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default"); | ||
187 | MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards"); | ||
188 | MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI"); | ||
189 | |||
190 | |||
191 | static int __devinit rtl8180_pci_probe(struct pci_dev *pdev, | ||
192 | const struct pci_device_id *id); | ||
193 | |||
194 | static void __devexit rtl8180_pci_remove(struct pci_dev *pdev); | ||
195 | |||
196 | static void rtl8180_shutdown (struct pci_dev *pdev) | ||
197 | { | ||
198 | struct net_device *dev = pci_get_drvdata(pdev); | ||
199 | dev->stop(dev); | ||
200 | pci_disable_device(pdev); | ||
201 | } | ||
202 | |||
203 | static struct pci_driver rtl8180_pci_driver = { | ||
204 | .name = RTL8180_MODULE_NAME, /* Driver name */ | ||
205 | .id_table = rtl8180_pci_id_tbl, /* PCI_ID table */ | ||
206 | .probe = rtl8180_pci_probe, /* probe fn */ | ||
207 | .remove = __devexit_p(rtl8180_pci_remove),/* remove fn */ | ||
208 | #ifdef CONFIG_RTL8180_PM | ||
209 | .suspend = rtl8180_suspend, /* PM suspend fn */ | ||
210 | .resume = rtl8180_resume, /* PM resume fn */ | ||
211 | #else | ||
212 | .suspend = NULL, /* PM suspend fn */ | ||
213 | .resume = NULL, /* PM resume fn */ | ||
214 | #endif | ||
215 | .shutdown = rtl8180_shutdown, | ||
216 | }; | ||
217 | |||
218 | |||
219 | |||
220 | #ifdef CONFIG_RTL8180_IO_MAP | ||
221 | |||
222 | u8 read_nic_byte(struct net_device *dev, int x) | ||
223 | { | ||
224 | return 0xff&inb(dev->base_addr +x); | ||
225 | } | ||
226 | |||
227 | u32 read_nic_dword(struct net_device *dev, int x) | ||
228 | { | ||
229 | return inl(dev->base_addr +x); | ||
230 | } | ||
231 | |||
232 | u16 read_nic_word(struct net_device *dev, int x) | ||
233 | { | ||
234 | return inw(dev->base_addr +x); | ||
235 | } | ||
236 | |||
237 | void write_nic_byte(struct net_device *dev, int x,u8 y) | ||
238 | { | ||
239 | outb(y&0xff,dev->base_addr +x); | ||
240 | } | ||
241 | |||
242 | void write_nic_word(struct net_device *dev, int x,u16 y) | ||
243 | { | ||
244 | outw(y,dev->base_addr +x); | ||
245 | } | ||
246 | |||
247 | void write_nic_dword(struct net_device *dev, int x,u32 y) | ||
248 | { | ||
249 | outl(y,dev->base_addr +x); | ||
250 | } | ||
251 | |||
252 | #else /* RTL_IO_MAP */ | ||
253 | |||
254 | u8 read_nic_byte(struct net_device *dev, int x) | ||
255 | { | ||
256 | return 0xff&readb((u8*)dev->mem_start +x); | ||
257 | } | ||
258 | |||
259 | u32 read_nic_dword(struct net_device *dev, int x) | ||
260 | { | ||
261 | return readl((u8*)dev->mem_start +x); | ||
262 | } | ||
263 | |||
264 | u16 read_nic_word(struct net_device *dev, int x) | ||
265 | { | ||
266 | return readw((u8*)dev->mem_start +x); | ||
267 | } | ||
268 | |||
269 | void write_nic_byte(struct net_device *dev, int x,u8 y) | ||
270 | { | ||
271 | writeb(y,(u8*)dev->mem_start +x); | ||
272 | udelay(20); | ||
273 | } | ||
274 | |||
275 | void write_nic_dword(struct net_device *dev, int x,u32 y) | ||
276 | { | ||
277 | writel(y,(u8*)dev->mem_start +x); | ||
278 | udelay(20); | ||
279 | } | ||
280 | |||
281 | void write_nic_word(struct net_device *dev, int x,u16 y) | ||
282 | { | ||
283 | writew(y,(u8*)dev->mem_start +x); | ||
284 | udelay(20); | ||
285 | } | ||
286 | |||
287 | #endif /* RTL_IO_MAP */ | ||
288 | |||
289 | |||
290 | |||
291 | |||
292 | |||
293 | inline void force_pci_posting(struct net_device *dev) | ||
294 | { | ||
295 | read_nic_byte(dev,EPROM_CMD); | ||
296 | #ifndef CONFIG_RTL8180_IO_MAP | ||
297 | mb(); | ||
298 | #endif | ||
299 | } | ||
300 | |||
301 | |||
302 | irqreturn_t rtl8180_interrupt(int irq, void *netdev, struct pt_regs *regs); | ||
303 | void set_nic_rxring(struct net_device *dev); | ||
304 | void set_nic_txring(struct net_device *dev); | ||
305 | static struct net_device_stats *rtl8180_stats(struct net_device *dev); | ||
306 | void rtl8180_commit(struct net_device *dev); | ||
307 | void rtl8180_start_tx_beacon(struct net_device *dev); | ||
308 | |||
309 | /**************************************************************************** | ||
310 | -----------------------------PROCFS STUFF------------------------- | ||
311 | *****************************************************************************/ | ||
312 | |||
313 | static struct proc_dir_entry *rtl8180_proc = NULL; | ||
314 | |||
315 | static int proc_get_registers(char *page, char **start, | ||
316 | off_t offset, int count, | ||
317 | int *eof, void *data) | ||
318 | { | ||
319 | struct net_device *dev = data; | ||
320 | // struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
321 | |||
322 | int len = 0; | ||
323 | int i,n; | ||
324 | |||
325 | int max=0xff; | ||
326 | |||
327 | /* This dump the current register page */ | ||
328 | for(n=0;n<=max;) | ||
329 | { | ||
330 | //printk( "\nD: %2x> ", n); | ||
331 | len += snprintf(page + len, count - len, | ||
332 | "\nD: %2x > ",n); | ||
333 | |||
334 | for(i=0;i<16 && n<=max;i++,n++) | ||
335 | len += snprintf(page + len, count - len, | ||
336 | "%2x ",read_nic_byte(dev,n)); | ||
337 | |||
338 | // printk("%2x ",read_nic_byte(dev,n)); | ||
339 | } | ||
340 | len += snprintf(page + len, count - len,"\n"); | ||
341 | |||
342 | |||
343 | |||
344 | *eof = 1; | ||
345 | return len; | ||
346 | |||
347 | } | ||
348 | |||
349 | int get_curr_tx_free_desc(struct net_device *dev, int priority); | ||
350 | |||
351 | static int proc_get_stats_hw(char *page, char **start, | ||
352 | off_t offset, int count, | ||
353 | int *eof, void *data) | ||
354 | { | ||
355 | //struct net_device *dev = data; | ||
356 | //struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
357 | |||
358 | int len = 0; | ||
359 | #ifdef CONFIG_RTL8185B | ||
360 | |||
361 | #else | ||
362 | len += snprintf(page + len, count - len, | ||
363 | "NIC int: %lu\n" | ||
364 | "Total int: %lu\n" | ||
365 | "--------------------\n" | ||
366 | "LP avail desc %d\n" | ||
367 | "NP avail desc %d\n" | ||
368 | "--------------------\n" | ||
369 | "LP phys dma addr %x\n" | ||
370 | "LP NIC ptr %x\n" | ||
371 | "LP virt 32base %x\n" | ||
372 | "LP virt 32tail %x\n" | ||
373 | "--------------------\n" | ||
374 | "NP phys dma addr %x\n" | ||
375 | "NP NIC ptr %x\n" | ||
376 | "NP virt 32base %x\n" | ||
377 | "NP virt 32tail %x\n" | ||
378 | "--------------------\n" | ||
379 | "BP phys dma addr %x\n" | ||
380 | "BP NIC ptr %x\n" | ||
381 | "BP virt 32base %x\n" | ||
382 | "BP virt 32tail %x\n", | ||
383 | priv->stats.ints, | ||
384 | priv->stats.shints, | ||
385 | get_curr_tx_free_desc(dev,LOW_PRIORITY), | ||
386 | get_curr_tx_free_desc(dev,NORM_PRIORITY), | ||
387 | (u32)priv->txvipringdma, | ||
388 | read_nic_dword(dev,TLPDA), | ||
389 | (u32)priv->txvipring, | ||
390 | (u32)priv->txvipringtail, | ||
391 | (u32)priv->txvopringdma, | ||
392 | read_nic_dword(dev,TNPDA), | ||
393 | (u32)priv->txvopring, | ||
394 | (u32)priv->txvopringtail, | ||
395 | (u32)priv->txbeaconringdma, | ||
396 | read_nic_dword(dev,TBDA), | ||
397 | (u32)priv->txbeaconring, | ||
398 | (u32)priv->txbeaconringtail); | ||
399 | #endif | ||
400 | *eof = 1; | ||
401 | return len; | ||
402 | } | ||
403 | |||
404 | |||
405 | static int proc_get_stats_rx(char *page, char **start, | ||
406 | off_t offset, int count, | ||
407 | int *eof, void *data) | ||
408 | { | ||
409 | struct net_device *dev = data; | ||
410 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
411 | |||
412 | int len = 0; | ||
413 | |||
414 | len += snprintf(page + len, count - len, | ||
415 | /* "RX descriptor not available: %lu\n" | ||
416 | "RX incomplete (missing last descriptor): %lu\n" | ||
417 | "RX not data: %lu\n" | ||
418 | //"RX descriptor pointer reset: %lu\n" | ||
419 | "RX descriptor pointer lost: %lu\n" | ||
420 | //"RX pointer workaround: %lu\n" | ||
421 | "RX error int: %lu\n" | ||
422 | "RX fifo overflow: %lu\n" | ||
423 | "RX int: %lu\n" | ||
424 | "RX packet: %lu\n" | ||
425 | "RX bytes: %lu\n" | ||
426 | "RX DMA fail: %lu\n", | ||
427 | priv->stats.rxrdu, | ||
428 | priv->stats.rxnolast, | ||
429 | priv->stats.rxnodata, | ||
430 | //priv->stats.rxreset, | ||
431 | priv->stats.rxnopointer, | ||
432 | //priv->stats.rxwrkaround, | ||
433 | priv->stats.rxerr, | ||
434 | priv->stats.rxoverflow, | ||
435 | priv->stats.rxint, | ||
436 | priv->ieee80211->stats.rx_packets, | ||
437 | priv->ieee80211->stats.rx_bytes, | ||
438 | priv->stats.rxdmafail */ | ||
439 | "RX OK: %lu\n" | ||
440 | "RX Retry: %lu\n" | ||
441 | "RX CRC Error(0-500): %lu\n" | ||
442 | "RX CRC Error(500-1000): %lu\n" | ||
443 | "RX CRC Error(>1000): %lu\n" | ||
444 | "RX ICV Error: %lu\n", | ||
445 | priv->stats.rxint, | ||
446 | priv->stats.rxerr, | ||
447 | priv->stats.rxcrcerrmin, | ||
448 | priv->stats.rxcrcerrmid, | ||
449 | priv->stats.rxcrcerrmax, | ||
450 | priv->stats.rxicverr | ||
451 | ); | ||
452 | |||
453 | *eof = 1; | ||
454 | return len; | ||
455 | } | ||
456 | |||
457 | #if 0 | ||
458 | static int proc_get_stats_ieee(char *page, char **start, | ||
459 | off_t offset, int count, | ||
460 | int *eof, void *data) | ||
461 | { | ||
462 | struct net_device *dev = data; | ||
463 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
464 | |||
465 | int len = 0; | ||
466 | |||
467 | len += snprintf(page + len, count - len, | ||
468 | "TXed association requests: %u\n" | ||
469 | "TXed authentication requests: %u\n" | ||
470 | "RXed successful association response: %u\n" | ||
471 | "RXed failed association response: %u\n" | ||
472 | "RXed successful authentication response: %u\n" | ||
473 | "RXed failed authentication response: %u\n" | ||
474 | "Association requests without response: %u\n" | ||
475 | "Authentication requests without response: %u\n" | ||
476 | "TX probe response: %u\n" | ||
477 | "RX probe request: %u\n" | ||
478 | "TX probe request: %lu\n" | ||
479 | "RX authentication requests: %lu\n" | ||
480 | "RX association requests: %lu\n" | ||
481 | "Reassociations: %lu\n", | ||
482 | priv->ieee80211->ieee_stats.tx_ass, | ||
483 | priv->ieee80211->ieee_stats.tx_aut, | ||
484 | priv->ieee80211->ieee_stats.rx_ass_ok, | ||
485 | priv->ieee80211->ieee_stats.rx_ass_err, | ||
486 | priv->ieee80211->ieee_stats.rx_aut_ok, | ||
487 | priv->ieee80211->ieee_stats.rx_aut_err, | ||
488 | priv->ieee80211->ieee_stats.ass_noresp, | ||
489 | priv->ieee80211->ieee_stats.aut_noresp, | ||
490 | priv->ieee80211->ieee_stats.tx_probe, | ||
491 | priv->ieee80211->ieee_stats.rx_probe, | ||
492 | priv->ieee80211->ieee_stats.tx_probe_rq, | ||
493 | priv->ieee80211->ieee_stats.rx_auth_rq, | ||
494 | priv->ieee80211->ieee_stats.rx_assoc_rq, | ||
495 | priv->ieee80211->ieee_stats.reassoc); | ||
496 | |||
497 | *eof = 1; | ||
498 | return len; | ||
499 | } | ||
500 | #endif | ||
501 | #if 0 | ||
502 | static int proc_get_stats_ap(char *page, char **start, | ||
503 | off_t offset, int count, | ||
504 | int *eof, void *data) | ||
505 | { | ||
506 | struct net_device *dev = data; | ||
507 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
508 | struct mac_htable_t *list; | ||
509 | int i; | ||
510 | int len = 0; | ||
511 | |||
512 | if(priv->ieee80211->iw_mode != IW_MODE_MASTER){ | ||
513 | len += snprintf(page + len, count - len, | ||
514 | "Card is not acting as AP...\n" | ||
515 | ); | ||
516 | }else{ | ||
517 | len += snprintf(page + len, count - len, | ||
518 | "List of associated STA:\n" | ||
519 | ); | ||
520 | |||
521 | for(i=0;i<MAC_HTABLE_ENTRY;i++) | ||
522 | for (list = priv->ieee80211->assoc_htable[i]; list!=NULL; list = list->next){ | ||
523 | len += snprintf(page + len, count - len, | ||
524 | MACSTR"\n",MAC2STR(list->adr)); | ||
525 | } | ||
526 | |||
527 | } | ||
528 | *eof = 1; | ||
529 | return len; | ||
530 | } | ||
531 | #endif | ||
532 | |||
533 | static int proc_get_stats_tx(char *page, char **start, | ||
534 | off_t offset, int count, | ||
535 | int *eof, void *data) | ||
536 | { | ||
537 | struct net_device *dev = data; | ||
538 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
539 | |||
540 | int len = 0; | ||
541 | unsigned long totalOK; | ||
542 | |||
543 | totalOK=priv->stats.txnpokint+priv->stats.txhpokint+priv->stats.txlpokint; | ||
544 | len += snprintf(page + len, count - len, | ||
545 | /* "TX normal priority ok int: %lu\n" | ||
546 | "TX normal priority error int: %lu\n" | ||
547 | "TX high priority ok int: %lu\n" | ||
548 | "TX high priority failed error int: %lu\n" | ||
549 | "TX low priority ok int: %lu\n" | ||
550 | "TX low priority failed error int: %lu\n" | ||
551 | "TX bytes: %lu\n" | ||
552 | "TX packets: %lu\n" | ||
553 | "TX queue resume: %lu\n" | ||
554 | "TX queue stopped?: %d\n" | ||
555 | "TX fifo overflow: %lu\n" | ||
556 | //"SW TX stop: %lu\n" | ||
557 | //"SW TX wake: %lu\n" | ||
558 | "TX beacon: %lu\n" | ||
559 | "TX beacon aborted: %lu\n", | ||
560 | priv->stats.txnpokint, | ||
561 | priv->stats.txnperr, | ||
562 | priv->stats.txhpokint, | ||
563 | priv->stats.txhperr, | ||
564 | priv->stats.txlpokint, | ||
565 | priv->stats.txlperr, | ||
566 | priv->ieee80211->stats.tx_bytes, | ||
567 | priv->ieee80211->stats.tx_packets, | ||
568 | priv->stats.txresumed, | ||
569 | netif_queue_stopped(dev), | ||
570 | priv->stats.txoverflow, | ||
571 | //priv->ieee80211->ieee_stats.swtxstop, | ||
572 | //priv->ieee80211->ieee_stats.swtxawake, | ||
573 | priv->stats.txbeacon, | ||
574 | priv->stats.txbeaconerr */ | ||
575 | "TX OK: %lu\n" | ||
576 | "TX Error: %lu\n" | ||
577 | "TX Retry: %lu\n" | ||
578 | "TX beacon OK: %lu\n" | ||
579 | "TX beacon error: %lu\n", | ||
580 | totalOK, | ||
581 | priv->stats.txnperr+priv->stats.txhperr+priv->stats.txlperr, | ||
582 | priv->stats.txretry, | ||
583 | priv->stats.txbeacon, | ||
584 | priv->stats.txbeaconerr | ||
585 | ); | ||
586 | |||
587 | *eof = 1; | ||
588 | return len; | ||
589 | } | ||
590 | |||
591 | |||
592 | #if WIRELESS_EXT < 17 | ||
593 | static struct iw_statistics *r8180_get_wireless_stats(struct net_device *dev) | ||
594 | { | ||
595 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
596 | |||
597 | return &priv->wstats; | ||
598 | } | ||
599 | #endif | ||
600 | void rtl8180_proc_module_init(void) | ||
601 | { | ||
602 | DMESG("Initializing proc filesystem"); | ||
603 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) | ||
604 | rtl8180_proc=create_proc_entry(RTL8180_MODULE_NAME, S_IFDIR, proc_net); | ||
605 | #else | ||
606 | rtl8180_proc=create_proc_entry(RTL8180_MODULE_NAME, S_IFDIR, init_net.proc_net); | ||
607 | #endif | ||
608 | } | ||
609 | |||
610 | |||
611 | void rtl8180_proc_module_remove(void) | ||
612 | { | ||
613 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) | ||
614 | remove_proc_entry(RTL8180_MODULE_NAME, proc_net); | ||
615 | #else | ||
616 | remove_proc_entry(RTL8180_MODULE_NAME, init_net.proc_net); | ||
617 | #endif | ||
618 | } | ||
619 | |||
620 | |||
621 | void rtl8180_proc_remove_one(struct net_device *dev) | ||
622 | { | ||
623 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
624 | if (priv->dir_dev) { | ||
625 | remove_proc_entry("stats-hw", priv->dir_dev); | ||
626 | remove_proc_entry("stats-tx", priv->dir_dev); | ||
627 | remove_proc_entry("stats-rx", priv->dir_dev); | ||
628 | // remove_proc_entry("stats-ieee", priv->dir_dev); | ||
629 | // remove_proc_entry("stats-ap", priv->dir_dev); | ||
630 | remove_proc_entry("registers", priv->dir_dev); | ||
631 | remove_proc_entry(dev->name, rtl8180_proc); | ||
632 | priv->dir_dev = NULL; | ||
633 | } | ||
634 | } | ||
635 | |||
636 | |||
637 | void rtl8180_proc_init_one(struct net_device *dev) | ||
638 | { | ||
639 | struct proc_dir_entry *e; | ||
640 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
641 | priv->dir_dev = create_proc_entry(dev->name, | ||
642 | S_IFDIR | S_IRUGO | S_IXUGO, | ||
643 | rtl8180_proc); | ||
644 | if (!priv->dir_dev) { | ||
645 | DMESGE("Unable to initialize /proc/net/rtl8180/%s\n", | ||
646 | dev->name); | ||
647 | return; | ||
648 | } | ||
649 | |||
650 | e = create_proc_read_entry("stats-hw", S_IFREG | S_IRUGO, | ||
651 | priv->dir_dev, proc_get_stats_hw, dev); | ||
652 | |||
653 | if (!e) { | ||
654 | DMESGE("Unable to initialize " | ||
655 | "/proc/net/rtl8180/%s/stats-hw\n", | ||
656 | dev->name); | ||
657 | } | ||
658 | |||
659 | e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, | ||
660 | priv->dir_dev, proc_get_stats_rx, dev); | ||
661 | |||
662 | if (!e) { | ||
663 | DMESGE("Unable to initialize " | ||
664 | "/proc/net/rtl8180/%s/stats-rx\n", | ||
665 | dev->name); | ||
666 | } | ||
667 | |||
668 | |||
669 | e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, | ||
670 | priv->dir_dev, proc_get_stats_tx, dev); | ||
671 | |||
672 | if (!e) { | ||
673 | DMESGE("Unable to initialize " | ||
674 | "/proc/net/rtl8180/%s/stats-tx\n", | ||
675 | dev->name); | ||
676 | } | ||
677 | #if 0 | ||
678 | e = create_proc_read_entry("stats-ieee", S_IFREG | S_IRUGO, | ||
679 | priv->dir_dev, proc_get_stats_ieee, dev); | ||
680 | |||
681 | if (!e) { | ||
682 | DMESGE("Unable to initialize " | ||
683 | "/proc/net/rtl8180/%s/stats-ieee\n", | ||
684 | dev->name); | ||
685 | } | ||
686 | #endif | ||
687 | #if 0 | ||
688 | e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO, | ||
689 | priv->dir_dev, proc_get_stats_ap, dev); | ||
690 | |||
691 | if (!e) { | ||
692 | DMESGE("Unable to initialize " | ||
693 | "/proc/net/rtl8180/%s/stats-ap\n", | ||
694 | dev->name); | ||
695 | } | ||
696 | #endif | ||
697 | |||
698 | e = create_proc_read_entry("registers", S_IFREG | S_IRUGO, | ||
699 | priv->dir_dev, proc_get_registers, dev); | ||
700 | |||
701 | if (!e) { | ||
702 | DMESGE("Unable to initialize " | ||
703 | "/proc/net/rtl8180/%s/registers\n", | ||
704 | dev->name); | ||
705 | } | ||
706 | } | ||
707 | /**************************************************************************** | ||
708 | -----------------------------MISC STUFF------------------------- | ||
709 | *****************************************************************************/ | ||
710 | /* | ||
711 | FIXME: check if we can use some standard already-existent | ||
712 | data type+functions in kernel | ||
713 | */ | ||
714 | |||
715 | short buffer_add(struct buffer **buffer, u32 *buf, dma_addr_t dma, | ||
716 | struct buffer **bufferhead) | ||
717 | { | ||
718 | #ifdef DEBUG_RING | ||
719 | DMESG("adding buffer to TX/RX struct"); | ||
720 | #endif | ||
721 | |||
722 | struct buffer *tmp; | ||
723 | |||
724 | if(! *buffer){ | ||
725 | |||
726 | *buffer = kmalloc(sizeof(struct buffer),GFP_KERNEL); | ||
727 | |||
728 | if (*buffer == NULL) { | ||
729 | DMESGE("Failed to kmalloc head of TX/RX struct"); | ||
730 | return -1; | ||
731 | } | ||
732 | (*buffer)->next=*buffer; | ||
733 | (*buffer)->buf=buf; | ||
734 | (*buffer)->dma=dma; | ||
735 | if(bufferhead !=NULL) | ||
736 | (*bufferhead) = (*buffer); | ||
737 | return 0; | ||
738 | } | ||
739 | tmp=*buffer; | ||
740 | |||
741 | while(tmp->next!=(*buffer)) tmp=tmp->next; | ||
742 | if ((tmp->next= kmalloc(sizeof(struct buffer),GFP_KERNEL)) == NULL){ | ||
743 | DMESGE("Failed to kmalloc TX/RX struct"); | ||
744 | return -1; | ||
745 | } | ||
746 | tmp->next->buf=buf; | ||
747 | tmp->next->dma=dma; | ||
748 | tmp->next->next=*buffer; | ||
749 | |||
750 | return 0; | ||
751 | } | ||
752 | |||
753 | |||
754 | void buffer_free(struct net_device *dev,struct buffer **buffer,int len,short | ||
755 | consistent) | ||
756 | { | ||
757 | |||
758 | struct buffer *tmp,*next; | ||
759 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
760 | struct pci_dev *pdev=priv->pdev; | ||
761 | //int i; | ||
762 | |||
763 | if(! *buffer) return; | ||
764 | |||
765 | /*for(tmp=*buffer; tmp->next != *buffer; tmp=tmp->next) | ||
766 | |||
767 | */ | ||
768 | tmp=*buffer; | ||
769 | do{ | ||
770 | next=tmp->next; | ||
771 | if(consistent){ | ||
772 | pci_free_consistent(pdev,len, | ||
773 | tmp->buf,tmp->dma); | ||
774 | }else{ | ||
775 | pci_unmap_single(pdev, tmp->dma, | ||
776 | len,PCI_DMA_FROMDEVICE); | ||
777 | kfree(tmp->buf); | ||
778 | } | ||
779 | kfree(tmp); | ||
780 | tmp = next; | ||
781 | } | ||
782 | while(next != *buffer); | ||
783 | |||
784 | *buffer=NULL; | ||
785 | } | ||
786 | |||
787 | |||
788 | void print_buffer(u32 *buffer, int len) | ||
789 | { | ||
790 | int i; | ||
791 | u8 *buf =(u8*)buffer; | ||
792 | |||
793 | printk("ASCII BUFFER DUMP (len: %x):\n",len); | ||
794 | |||
795 | for(i=0;i<len;i++) | ||
796 | printk("%c",buf[i]); | ||
797 | |||
798 | printk("\nBINARY BUFFER DUMP (len: %x):\n",len); | ||
799 | |||
800 | for(i=0;i<len;i++) | ||
801 | printk("%02x",buf[i]); | ||
802 | |||
803 | printk("\n"); | ||
804 | } | ||
805 | |||
806 | |||
807 | int get_curr_tx_free_desc(struct net_device *dev, int priority) | ||
808 | { | ||
809 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
810 | u32* tail; | ||
811 | u32* head; | ||
812 | int ret; | ||
813 | |||
814 | switch (priority){ | ||
815 | case MANAGE_PRIORITY: | ||
816 | head = priv->txmapringhead; | ||
817 | tail = priv->txmapringtail; | ||
818 | break; | ||
819 | case BK_PRIORITY: | ||
820 | head = priv->txbkpringhead; | ||
821 | tail = priv->txbkpringtail; | ||
822 | break; | ||
823 | case BE_PRIORITY: | ||
824 | head = priv->txbepringhead; | ||
825 | tail = priv->txbepringtail; | ||
826 | break; | ||
827 | case VI_PRIORITY: | ||
828 | head = priv->txvipringhead; | ||
829 | tail = priv->txvipringtail; | ||
830 | break; | ||
831 | case VO_PRIORITY: | ||
832 | head = priv->txvopringhead; | ||
833 | tail = priv->txvopringtail; | ||
834 | break; | ||
835 | case HI_PRIORITY: | ||
836 | head = priv->txhpringhead; | ||
837 | tail = priv->txhpringtail; | ||
838 | break; | ||
839 | default: | ||
840 | return -1; | ||
841 | } | ||
842 | |||
843 | //DMESG("%x %x", head, tail); | ||
844 | |||
845 | /* FIXME FIXME FIXME FIXME */ | ||
846 | |||
847 | #if 0 | ||
848 | if( head <= tail ) return priv->txringcount-1 - (tail - head)/8; | ||
849 | return (head - tail)/8/4; | ||
850 | #else | ||
851 | if( head <= tail ) | ||
852 | ret = priv->txringcount - (tail - head)/8; | ||
853 | else | ||
854 | ret = (head - tail)/8; | ||
855 | |||
856 | if(ret > priv->txringcount ) DMESG("BUG"); | ||
857 | return ret; | ||
858 | #endif | ||
859 | } | ||
860 | |||
861 | |||
862 | short check_nic_enought_desc(struct net_device *dev, int priority) | ||
863 | { | ||
864 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
865 | struct ieee80211_device *ieee = netdev_priv(dev); | ||
866 | |||
867 | int requiredbyte, required; | ||
868 | requiredbyte = priv->ieee80211->fts + sizeof(struct ieee80211_header_data); | ||
869 | |||
870 | if(ieee->current_network.QoS_Enable) { | ||
871 | requiredbyte += 2; | ||
872 | }; | ||
873 | |||
874 | required = requiredbyte / (priv->txbuffsize-4); | ||
875 | if (requiredbyte % priv->txbuffsize) required++; | ||
876 | /* for now we keep two free descriptor as a safety boundary | ||
877 | * between the tail and the head | ||
878 | */ | ||
879 | |||
880 | return (required+2 < get_curr_tx_free_desc(dev,priority)); | ||
881 | } | ||
882 | |||
883 | |||
884 | /* This function is only for debuging purpose */ | ||
885 | void check_tx_ring(struct net_device *dev, int pri) | ||
886 | { | ||
887 | static int maxlog =3; | ||
888 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
889 | u32* tmp; | ||
890 | struct buffer *buf; | ||
891 | int i; | ||
892 | int nic; | ||
893 | u32* tail; | ||
894 | u32* head; | ||
895 | u32* begin; | ||
896 | u32 nicbegin; | ||
897 | struct buffer* buffer; | ||
898 | |||
899 | maxlog --; | ||
900 | if (maxlog <0 ) return; | ||
901 | |||
902 | switch(pri) { | ||
903 | case MANAGE_PRIORITY: | ||
904 | tail = priv->txmapringtail; | ||
905 | begin = priv->txmapring; | ||
906 | head = priv->txmapringhead; | ||
907 | nic = read_nic_dword(dev,TX_MANAGEPRIORITY_RING_ADDR); | ||
908 | buffer = priv->txmapbufs; | ||
909 | nicbegin = priv->txmapringdma; | ||
910 | break; | ||
911 | |||
912 | |||
913 | case BK_PRIORITY: | ||
914 | tail = priv->txbkpringtail; | ||
915 | begin = priv->txbkpring; | ||
916 | head = priv->txbkpringhead; | ||
917 | nic = read_nic_dword(dev,TX_BKPRIORITY_RING_ADDR); | ||
918 | buffer = priv->txbkpbufs; | ||
919 | nicbegin = priv->txbkpringdma; | ||
920 | break; | ||
921 | |||
922 | case BE_PRIORITY: | ||
923 | tail = priv->txbepringtail; | ||
924 | begin = priv->txbepring; | ||
925 | head = priv->txbepringhead; | ||
926 | nic = read_nic_dword(dev,TX_BEPRIORITY_RING_ADDR); | ||
927 | buffer = priv->txbepbufs; | ||
928 | nicbegin = priv->txbepringdma; | ||
929 | break; | ||
930 | |||
931 | case VI_PRIORITY: | ||
932 | tail = priv->txvipringtail; | ||
933 | begin = priv->txvipring; | ||
934 | head = priv->txvipringhead; | ||
935 | nic = read_nic_dword(dev,TX_VIPRIORITY_RING_ADDR); | ||
936 | buffer = priv->txvipbufs; | ||
937 | nicbegin = priv->txvipringdma; | ||
938 | break; | ||
939 | |||
940 | |||
941 | case VO_PRIORITY: | ||
942 | tail = priv->txvopringtail; | ||
943 | begin = priv->txvopring; | ||
944 | head = priv->txvopringhead; | ||
945 | nic = read_nic_dword(dev,TX_VOPRIORITY_RING_ADDR); | ||
946 | buffer = priv->txvopbufs; | ||
947 | nicbegin = priv->txvopringdma; | ||
948 | break; | ||
949 | |||
950 | case HI_PRIORITY: | ||
951 | tail = priv->txhpringtail; | ||
952 | begin = priv->txhpring; | ||
953 | head = priv->txhpringhead; | ||
954 | nic = read_nic_dword(dev,TX_HIGHPRIORITY_RING_ADDR); | ||
955 | buffer = priv->txhpbufs; | ||
956 | nicbegin = priv->txhpringdma; | ||
957 | break; | ||
958 | |||
959 | default: | ||
960 | return ; | ||
961 | break; | ||
962 | } | ||
963 | |||
964 | if(!priv->txvopbufs) | ||
965 | DMESGE ("NIC TX ack, but TX queue corrupted!"); | ||
966 | else{ | ||
967 | |||
968 | for(i=0,buf=buffer, tmp=begin; | ||
969 | tmp<begin+(priv->txringcount)*8; | ||
970 | tmp+=8,buf=buf->next,i++) | ||
971 | |||
972 | DMESG("BUF%d %s %x %s. Next : %x",i, | ||
973 | *tmp & (1<<31) ? "filled" : "empty", | ||
974 | *(buf->buf), | ||
975 | *tmp & (1<<15)? "ok": "err", *(tmp+4)); | ||
976 | } | ||
977 | |||
978 | DMESG("nic at %d", | ||
979 | (nic-nicbegin) / 8 /4); | ||
980 | DMESG("tail at %d", ((int)tail - (int)begin) /8 /4); | ||
981 | DMESG("head at %d", ((int)head - (int)begin) /8 /4); | ||
982 | DMESG("check free desc returns %d", check_nic_enought_desc(dev,pri)); | ||
983 | DMESG("free desc is %d\n", get_curr_tx_free_desc(dev,pri)); | ||
984 | //rtl8180_reset(dev); | ||
985 | return; | ||
986 | } | ||
987 | |||
988 | |||
989 | |||
990 | /* this function is only for debugging purpose */ | ||
991 | void check_rxbuf(struct net_device *dev) | ||
992 | { | ||
993 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
994 | u32* tmp; | ||
995 | struct buffer *buf; | ||
996 | u8 rx_desc_size; | ||
997 | |||
998 | #ifdef CONFIG_RTL8185B | ||
999 | rx_desc_size = 8; | ||
1000 | #else | ||
1001 | rx_desc_size = 4; | ||
1002 | #endif | ||
1003 | |||
1004 | if(!priv->rxbuffer) | ||
1005 | DMESGE ("NIC RX ack, but RX queue corrupted!"); | ||
1006 | |||
1007 | else{ | ||
1008 | |||
1009 | for(buf=priv->rxbuffer, tmp=priv->rxring; | ||
1010 | tmp < priv->rxring+(priv->rxringcount)*rx_desc_size; | ||
1011 | tmp+=rx_desc_size, buf=buf->next) | ||
1012 | |||
1013 | DMESG("BUF %s %x", | ||
1014 | *tmp & (1<<31) ? "empty" : "filled", | ||
1015 | *(buf->buf)); | ||
1016 | } | ||
1017 | |||
1018 | return; | ||
1019 | } | ||
1020 | |||
1021 | |||
1022 | void dump_eprom(struct net_device *dev) | ||
1023 | { | ||
1024 | int i; | ||
1025 | for(i=0; i<63; i++) | ||
1026 | DMESG("EEPROM addr %x : %x", i, eprom_read(dev,i)); | ||
1027 | } | ||
1028 | |||
1029 | |||
1030 | void rtl8180_dump_reg(struct net_device *dev) | ||
1031 | { | ||
1032 | int i; | ||
1033 | int n; | ||
1034 | int max=0xff; | ||
1035 | |||
1036 | DMESG("Dumping NIC register map"); | ||
1037 | |||
1038 | for(n=0;n<=max;) | ||
1039 | { | ||
1040 | printk( "\nD: %2x> ", n); | ||
1041 | for(i=0;i<16 && n<=max;i++,n++) | ||
1042 | printk("%2x ",read_nic_byte(dev,n)); | ||
1043 | } | ||
1044 | printk("\n"); | ||
1045 | } | ||
1046 | |||
1047 | |||
1048 | void fix_tx_fifo(struct net_device *dev) | ||
1049 | { | ||
1050 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1051 | u32 *tmp; | ||
1052 | int i; | ||
1053 | #ifdef DEBUG_TX_ALLOC | ||
1054 | DMESG("FIXING TX FIFOs"); | ||
1055 | #endif | ||
1056 | for (tmp=priv->txmapring, i=0; | ||
1057 | i < priv->txringcount; | ||
1058 | tmp+=8, i++){ | ||
1059 | *tmp = *tmp &~ (1<<31); | ||
1060 | } | ||
1061 | |||
1062 | for (tmp=priv->txbkpring, i=0; | ||
1063 | i < priv->txringcount; | ||
1064 | tmp+=8, i++) { | ||
1065 | *tmp = *tmp &~ (1<<31); | ||
1066 | } | ||
1067 | |||
1068 | for (tmp=priv->txbepring, i=0; | ||
1069 | i < priv->txringcount; | ||
1070 | tmp+=8, i++){ | ||
1071 | *tmp = *tmp &~ (1<<31); | ||
1072 | } | ||
1073 | for (tmp=priv->txvipring, i=0; | ||
1074 | i < priv->txringcount; | ||
1075 | tmp+=8, i++) { | ||
1076 | *tmp = *tmp &~ (1<<31); | ||
1077 | } | ||
1078 | |||
1079 | for (tmp=priv->txvopring, i=0; | ||
1080 | i < priv->txringcount; | ||
1081 | tmp+=8, i++){ | ||
1082 | *tmp = *tmp &~ (1<<31); | ||
1083 | } | ||
1084 | |||
1085 | for (tmp=priv->txhpring, i=0; | ||
1086 | i < priv->txringcount; | ||
1087 | tmp+=8,i++){ | ||
1088 | *tmp = *tmp &~ (1<<31); | ||
1089 | } | ||
1090 | |||
1091 | for (tmp=priv->txbeaconring, i=0; | ||
1092 | i < priv->txbeaconcount; | ||
1093 | tmp+=8, i++){ | ||
1094 | *tmp = *tmp &~ (1<<31); | ||
1095 | } | ||
1096 | #ifdef DEBUG_TX_ALLOC | ||
1097 | DMESG("TX FIFOs FIXED"); | ||
1098 | #endif | ||
1099 | priv->txmapringtail = priv->txmapring; | ||
1100 | priv->txmapringhead = priv->txmapring; | ||
1101 | priv->txmapbufstail = priv->txmapbufs; | ||
1102 | |||
1103 | priv->txbkpringtail = priv->txbkpring; | ||
1104 | priv->txbkpringhead = priv->txbkpring; | ||
1105 | priv->txbkpbufstail = priv->txbkpbufs; | ||
1106 | |||
1107 | priv->txbepringtail = priv->txbepring; | ||
1108 | priv->txbepringhead = priv->txbepring; | ||
1109 | priv->txbepbufstail = priv->txbepbufs; | ||
1110 | |||
1111 | priv->txvipringtail = priv->txvipring; | ||
1112 | priv->txvipringhead = priv->txvipring; | ||
1113 | priv->txvipbufstail = priv->txvipbufs; | ||
1114 | |||
1115 | priv->txvopringtail = priv->txvopring; | ||
1116 | priv->txvopringhead = priv->txvopring; | ||
1117 | priv->txvopbufstail = priv->txvopbufs; | ||
1118 | |||
1119 | priv->txhpringtail = priv->txhpring; | ||
1120 | priv->txhpringhead = priv->txhpring; | ||
1121 | priv->txhpbufstail = priv->txhpbufs; | ||
1122 | |||
1123 | priv->txbeaconringtail = priv->txbeaconring; | ||
1124 | priv->txbeaconbufstail = priv->txbeaconbufs; | ||
1125 | set_nic_txring(dev); | ||
1126 | |||
1127 | ieee80211_reset_queue(priv->ieee80211); | ||
1128 | priv->ack_tx_to_ieee = 0; | ||
1129 | } | ||
1130 | |||
1131 | |||
1132 | void fix_rx_fifo(struct net_device *dev) | ||
1133 | { | ||
1134 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1135 | u32 *tmp; | ||
1136 | struct buffer *rxbuf; | ||
1137 | u8 rx_desc_size; | ||
1138 | |||
1139 | #ifdef CONFIG_RTL8185B | ||
1140 | rx_desc_size = 8; // 4*8 = 32 bytes | ||
1141 | #else | ||
1142 | rx_desc_size = 4; | ||
1143 | #endif | ||
1144 | |||
1145 | #ifdef DEBUG_RXALLOC | ||
1146 | DMESG("FIXING RX FIFO"); | ||
1147 | check_rxbuf(dev); | ||
1148 | #endif | ||
1149 | |||
1150 | for (tmp=priv->rxring, rxbuf=priv->rxbufferhead; | ||
1151 | (tmp < (priv->rxring)+(priv->rxringcount)*rx_desc_size); | ||
1152 | tmp+=rx_desc_size,rxbuf=rxbuf->next){ | ||
1153 | *(tmp+2) = rxbuf->dma; | ||
1154 | *tmp=*tmp &~ 0xfff; | ||
1155 | *tmp=*tmp | priv->rxbuffersize; | ||
1156 | *tmp |= (1<<31); | ||
1157 | } | ||
1158 | |||
1159 | #ifdef DEBUG_RXALLOC | ||
1160 | DMESG("RX FIFO FIXED"); | ||
1161 | check_rxbuf(dev); | ||
1162 | #endif | ||
1163 | |||
1164 | priv->rxringtail=priv->rxring; | ||
1165 | priv->rxbuffer=priv->rxbufferhead; | ||
1166 | priv->rx_skb_complete=1; | ||
1167 | set_nic_rxring(dev); | ||
1168 | } | ||
1169 | |||
1170 | |||
1171 | /**************************************************************************** | ||
1172 | ------------------------------HW STUFF--------------------------- | ||
1173 | *****************************************************************************/ | ||
1174 | |||
1175 | unsigned char QUALITY_MAP[] = { | ||
1176 | 0x64, 0x64, 0x64, 0x63, 0x63, 0x62, 0x62, 0x61, | ||
1177 | 0x61, 0x60, 0x60, 0x5f, 0x5f, 0x5e, 0x5d, 0x5c, | ||
1178 | 0x5b, 0x5a, 0x59, 0x57, 0x56, 0x54, 0x52, 0x4f, | ||
1179 | 0x4c, 0x49, 0x45, 0x41, 0x3c, 0x37, 0x31, 0x29, | ||
1180 | 0x24, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, | ||
1181 | 0x22, 0x22, 0x21, 0x21, 0x21, 0x21, 0x21, 0x20, | ||
1182 | 0x20, 0x20, 0x20, 0x1f, 0x1f, 0x1e, 0x1e, 0x1e, | ||
1183 | 0x1d, 0x1d, 0x1c, 0x1c, 0x1b, 0x1a, 0x19, 0x19, | ||
1184 | 0x18, 0x17, 0x16, 0x15, 0x14, 0x12, 0x11, 0x0f, | ||
1185 | 0x0e, 0x0c, 0x0a, 0x08, 0x06, 0x04, 0x01, 0x00 | ||
1186 | }; | ||
1187 | |||
1188 | unsigned char STRENGTH_MAP[] = { | ||
1189 | 0x64, 0x64, 0x63, 0x62, 0x61, 0x60, 0x5f, 0x5e, | ||
1190 | 0x5d, 0x5c, 0x5b, 0x5a, 0x57, 0x54, 0x52, 0x50, | ||
1191 | 0x4e, 0x4c, 0x4a, 0x48, 0x46, 0x44, 0x41, 0x3f, | ||
1192 | 0x3c, 0x3a, 0x37, 0x36, 0x36, 0x1c, 0x1c, 0x1b, | ||
1193 | 0x1b, 0x1a, 0x1a, 0x19, 0x19, 0x18, 0x18, 0x17, | ||
1194 | 0x17, 0x16, 0x16, 0x15, 0x15, 0x14, 0x14, 0x13, | ||
1195 | 0x13, 0x12, 0x12, 0x11, 0x11, 0x10, 0x10, 0x0f, | ||
1196 | 0x0f, 0x0e, 0x0e, 0x0d, 0x0d, 0x0c, 0x0c, 0x0b, | ||
1197 | 0x0b, 0x0a, 0x0a, 0x09, 0x09, 0x08, 0x08, 0x07, | ||
1198 | 0x07, 0x06, 0x06, 0x05, 0x04, 0x03, 0x02, 0x00 | ||
1199 | }; | ||
1200 | |||
1201 | void rtl8180_RSSI_calc(struct net_device *dev, u8 *rssi, u8 *qual){ | ||
1202 | //void Mlme_UpdateRssiSQ(struct net_device *dev, u8 *rssi, u8 *qual){ | ||
1203 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1204 | u32 temp; | ||
1205 | u32 temp2; | ||
1206 | u32 temp3; | ||
1207 | u32 lsb; | ||
1208 | u32 q; | ||
1209 | u32 orig_qual; | ||
1210 | u8 _rssi; | ||
1211 | |||
1212 | q = *qual; | ||
1213 | orig_qual = *qual; | ||
1214 | _rssi = 0; // avoid gcc complains.. | ||
1215 | |||
1216 | if (q <= 0x4e) { | ||
1217 | temp = QUALITY_MAP[q]; | ||
1218 | } else { | ||
1219 | if( q & 0x80 ) { | ||
1220 | temp = 0x32; | ||
1221 | } else { | ||
1222 | temp = 1; | ||
1223 | } | ||
1224 | } | ||
1225 | |||
1226 | *qual = temp; | ||
1227 | temp2 = *rssi; | ||
1228 | |||
1229 | switch(priv->rf_chip){ | ||
1230 | case RFCHIPID_RFMD: | ||
1231 | lsb = temp2 & 1; | ||
1232 | temp2 &= 0x7e; | ||
1233 | if ( !lsb || !(temp2 <= 0x3c) ) { | ||
1234 | temp2 = 0x64; | ||
1235 | } else { | ||
1236 | temp2 = 100 * temp2 / 0x3c; | ||
1237 | } | ||
1238 | *rssi = temp2 & 0xff; | ||
1239 | _rssi = temp2 & 0xff; | ||
1240 | break; | ||
1241 | case RFCHIPID_INTERSIL: | ||
1242 | lsb = temp2; | ||
1243 | temp2 &= 0xfffffffe; | ||
1244 | temp2 *= 251; | ||
1245 | temp3 = temp2; | ||
1246 | temp2 <<= 6; | ||
1247 | temp3 += temp2; | ||
1248 | temp3 <<= 1; | ||
1249 | temp2 = 0x4950df; | ||
1250 | temp2 -= temp3; | ||
1251 | lsb &= 1; | ||
1252 | if ( temp2 <= 0x3e0000 ) { | ||
1253 | if ( temp2 < 0xffef0000 ) | ||
1254 | temp2 = 0xffef0000; | ||
1255 | } else { | ||
1256 | temp2 = 0x3e0000; | ||
1257 | } | ||
1258 | if ( !lsb ) { | ||
1259 | temp2 -= 0xf0000; | ||
1260 | } else { | ||
1261 | temp2 += 0xf0000; | ||
1262 | } | ||
1263 | |||
1264 | temp3 = 0x4d0000; | ||
1265 | temp3 -= temp2; | ||
1266 | temp3 *= 100; | ||
1267 | temp3 = temp3 / 0x6d; | ||
1268 | temp3 >>= 0x10; | ||
1269 | _rssi = temp3 & 0xff; | ||
1270 | *rssi = temp3 & 0xff; | ||
1271 | break; | ||
1272 | case RFCHIPID_GCT: | ||
1273 | lsb = temp2 & 1; | ||
1274 | temp2 &= 0x7e; | ||
1275 | if ( ! lsb || !(temp2 <= 0x3c) ){ | ||
1276 | temp2 = 0x64; | ||
1277 | } else { | ||
1278 | temp2 = (100 * temp2) / 0x3c; | ||
1279 | } | ||
1280 | *rssi = temp2 & 0xff; | ||
1281 | _rssi = temp2 & 0xff; | ||
1282 | break; | ||
1283 | case RFCHIPID_PHILIPS: | ||
1284 | if( orig_qual <= 0x4e ){ | ||
1285 | _rssi = STRENGTH_MAP[orig_qual]; | ||
1286 | *rssi = _rssi; | ||
1287 | } else { | ||
1288 | orig_qual -= 0x80; | ||
1289 | if ( !orig_qual ){ | ||
1290 | _rssi = 1; | ||
1291 | *rssi = 1; | ||
1292 | } else { | ||
1293 | _rssi = 0x32; | ||
1294 | *rssi = 0x32; | ||
1295 | } | ||
1296 | } | ||
1297 | break; | ||
1298 | |||
1299 | /* case 4 */ | ||
1300 | case RFCHIPID_MAXIM: | ||
1301 | lsb = temp2 & 1; | ||
1302 | temp2 &= 0x7e; | ||
1303 | temp2 >>= 1; | ||
1304 | temp2 += 0x42; | ||
1305 | if( lsb != 0 ){ | ||
1306 | temp2 += 0xa; | ||
1307 | } | ||
1308 | *rssi = temp2 & 0xff; | ||
1309 | _rssi = temp2 & 0xff; | ||
1310 | break; | ||
1311 | } | ||
1312 | |||
1313 | if ( _rssi < 0x64 ){ | ||
1314 | if ( _rssi == 0 ) { | ||
1315 | *rssi = 1; | ||
1316 | } | ||
1317 | } else { | ||
1318 | *rssi = 0x64; | ||
1319 | } | ||
1320 | |||
1321 | return; | ||
1322 | } | ||
1323 | |||
1324 | |||
1325 | void rtl8180_irq_enable(struct net_device *dev) | ||
1326 | { | ||
1327 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1328 | priv->irq_enabled = 1; | ||
1329 | /* | ||
1330 | write_nic_word(dev,INTA_MASK,INTA_RXOK | INTA_RXDESCERR | INTA_RXOVERFLOW |\ | ||
1331 | INTA_TXOVERFLOW | INTA_HIPRIORITYDESCERR | INTA_HIPRIORITYDESCOK |\ | ||
1332 | INTA_NORMPRIORITYDESCERR | INTA_NORMPRIORITYDESCOK |\ | ||
1333 | INTA_LOWPRIORITYDESCERR | INTA_LOWPRIORITYDESCOK | INTA_TIMEOUT); | ||
1334 | */ | ||
1335 | write_nic_word(dev,INTA_MASK, priv->irq_mask); | ||
1336 | } | ||
1337 | |||
1338 | |||
1339 | void rtl8180_irq_disable(struct net_device *dev) | ||
1340 | { | ||
1341 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1342 | |||
1343 | #ifdef CONFIG_RTL8185B | ||
1344 | write_nic_dword(dev,IMR,0); | ||
1345 | #else | ||
1346 | write_nic_word(dev,INTA_MASK,0); | ||
1347 | #endif | ||
1348 | force_pci_posting(dev); | ||
1349 | priv->irq_enabled = 0; | ||
1350 | } | ||
1351 | |||
1352 | |||
1353 | void rtl8180_set_mode(struct net_device *dev,int mode) | ||
1354 | { | ||
1355 | u8 ecmd; | ||
1356 | ecmd=read_nic_byte(dev, EPROM_CMD); | ||
1357 | ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK; | ||
1358 | ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT); | ||
1359 | ecmd=ecmd &~ (1<<EPROM_CS_SHIFT); | ||
1360 | ecmd=ecmd &~ (1<<EPROM_CK_SHIFT); | ||
1361 | write_nic_byte(dev, EPROM_CMD, ecmd); | ||
1362 | } | ||
1363 | |||
1364 | void rtl8180_adapter_start(struct net_device *dev); | ||
1365 | void rtl8180_beacon_tx_enable(struct net_device *dev); | ||
1366 | |||
1367 | void rtl8180_update_msr(struct net_device *dev) | ||
1368 | { | ||
1369 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
1370 | u8 msr; | ||
1371 | u32 rxconf; | ||
1372 | |||
1373 | msr = read_nic_byte(dev, MSR); | ||
1374 | msr &= ~ MSR_LINK_MASK; | ||
1375 | |||
1376 | rxconf=read_nic_dword(dev,RX_CONF); | ||
1377 | |||
1378 | if(priv->ieee80211->state == IEEE80211_LINKED) | ||
1379 | { | ||
1380 | if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) | ||
1381 | msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT); | ||
1382 | else if (priv->ieee80211->iw_mode == IW_MODE_MASTER) | ||
1383 | msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT); | ||
1384 | else if (priv->ieee80211->iw_mode == IW_MODE_INFRA) | ||
1385 | msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT); | ||
1386 | else | ||
1387 | msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT); | ||
1388 | rxconf |= (1<<RX_CHECK_BSSID_SHIFT); | ||
1389 | |||
1390 | }else { | ||
1391 | msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT); | ||
1392 | rxconf &= ~(1<<RX_CHECK_BSSID_SHIFT); | ||
1393 | } | ||
1394 | |||
1395 | write_nic_byte(dev, MSR, msr); | ||
1396 | write_nic_dword(dev, RX_CONF, rxconf); | ||
1397 | |||
1398 | } | ||
1399 | |||
1400 | |||
1401 | |||
1402 | void rtl8180_set_chan(struct net_device *dev,short ch) | ||
1403 | { | ||
1404 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1405 | |||
1406 | if((ch > 14) || (ch < 1)) | ||
1407 | { | ||
1408 | printk("In %s: Invalid chnanel %d\n", __FUNCTION__, ch); | ||
1409 | return; | ||
1410 | } | ||
1411 | |||
1412 | priv->chan=ch; | ||
1413 | //printk("in %s:channel is %d\n",__FUNCTION__,ch); | ||
1414 | priv->rf_set_chan(dev,priv->chan); | ||
1415 | |||
1416 | } | ||
1417 | |||
1418 | |||
1419 | void rtl8180_rx_enable(struct net_device *dev) | ||
1420 | { | ||
1421 | u8 cmd; | ||
1422 | u32 rxconf; | ||
1423 | /* for now we accept data, management & ctl frame*/ | ||
1424 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1425 | |||
1426 | rxconf=read_nic_dword(dev,RX_CONF); | ||
1427 | rxconf = rxconf &~ MAC_FILTER_MASK; | ||
1428 | rxconf = rxconf | (1<<ACCEPT_MNG_FRAME_SHIFT); | ||
1429 | rxconf = rxconf | (1<<ACCEPT_DATA_FRAME_SHIFT); | ||
1430 | rxconf = rxconf | (1<<ACCEPT_BCAST_FRAME_SHIFT); | ||
1431 | rxconf = rxconf | (1<<ACCEPT_MCAST_FRAME_SHIFT); | ||
1432 | // rxconf = rxconf | (1<<ACCEPT_CRCERR_FRAME_SHIFT); | ||
1433 | if (dev->flags & IFF_PROMISC) DMESG ("NIC in promisc mode"); | ||
1434 | |||
1435 | if(priv->ieee80211->iw_mode == IW_MODE_MONITOR || \ | ||
1436 | dev->flags & IFF_PROMISC){ | ||
1437 | rxconf = rxconf | (1<<ACCEPT_ALLMAC_FRAME_SHIFT); | ||
1438 | }else{ | ||
1439 | rxconf = rxconf | (1<<ACCEPT_NICMAC_FRAME_SHIFT); | ||
1440 | if(priv->card_8185 == 0) | ||
1441 | rxconf = rxconf | (1<<RX_CHECK_BSSID_SHIFT); | ||
1442 | } | ||
1443 | |||
1444 | /*if(priv->ieee80211->iw_mode == IW_MODE_MASTER){ | ||
1445 | rxconf = rxconf | (1<<ACCEPT_ALLMAC_FRAME_SHIFT); | ||
1446 | rxconf = rxconf | (1<<RX_CHECK_BSSID_SHIFT); | ||
1447 | }*/ | ||
1448 | |||
1449 | if(priv->ieee80211->iw_mode == IW_MODE_MONITOR){ | ||
1450 | rxconf = rxconf | (1<<ACCEPT_CTL_FRAME_SHIFT); | ||
1451 | rxconf = rxconf | (1<<ACCEPT_ICVERR_FRAME_SHIFT); | ||
1452 | rxconf = rxconf | (1<<ACCEPT_PWR_FRAME_SHIFT); | ||
1453 | } | ||
1454 | |||
1455 | if( priv->crcmon == 1 && priv->ieee80211->iw_mode == IW_MODE_MONITOR) | ||
1456 | rxconf = rxconf | (1<<ACCEPT_CRCERR_FRAME_SHIFT); | ||
1457 | |||
1458 | //if(!priv->card_8185){ | ||
1459 | rxconf = rxconf &~ RX_FIFO_THRESHOLD_MASK; | ||
1460 | rxconf = rxconf | (RX_FIFO_THRESHOLD_NONE<<RX_FIFO_THRESHOLD_SHIFT); | ||
1461 | //} | ||
1462 | |||
1463 | rxconf = rxconf | (1<<RX_AUTORESETPHY_SHIFT); | ||
1464 | rxconf = rxconf &~ MAX_RX_DMA_MASK; | ||
1465 | rxconf = rxconf | (MAX_RX_DMA_2048<<MAX_RX_DMA_SHIFT); | ||
1466 | |||
1467 | //if(!priv->card_8185) | ||
1468 | rxconf = rxconf | RCR_ONLYERLPKT; | ||
1469 | |||
1470 | rxconf = rxconf &~ RCR_CS_MASK; | ||
1471 | if(!priv->card_8185) | ||
1472 | rxconf |= (priv->rcr_csense<<RCR_CS_SHIFT); | ||
1473 | // rxconf &=~ 0xfff00000; | ||
1474 | // rxconf |= 0x90100000;//9014f76f; | ||
1475 | write_nic_dword(dev, RX_CONF, rxconf); | ||
1476 | |||
1477 | fix_rx_fifo(dev); | ||
1478 | |||
1479 | #ifdef DEBUG_RX | ||
1480 | DMESG("rxconf: %x %x",rxconf ,read_nic_dword(dev,RX_CONF)); | ||
1481 | #endif | ||
1482 | cmd=read_nic_byte(dev,CMD); | ||
1483 | write_nic_byte(dev,CMD,cmd | (1<<CMD_RX_ENABLE_SHIFT)); | ||
1484 | |||
1485 | /* In rtl8139 driver seems that DMA threshold has to be written | ||
1486 | * after enabling RX, so we rewrite RX_CONFIG register | ||
1487 | */ | ||
1488 | //mdelay(100); | ||
1489 | // write_nic_dword(dev, RX_CONF, rxconf); | ||
1490 | |||
1491 | } | ||
1492 | |||
1493 | |||
1494 | void set_nic_txring(struct net_device *dev) | ||
1495 | { | ||
1496 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1497 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1498 | |||
1499 | write_nic_dword(dev, TX_MANAGEPRIORITY_RING_ADDR, priv->txmapringdma); | ||
1500 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1501 | write_nic_dword(dev, TX_BKPRIORITY_RING_ADDR, priv->txbkpringdma); | ||
1502 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1503 | write_nic_dword(dev, TX_BEPRIORITY_RING_ADDR, priv->txbepringdma); | ||
1504 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1505 | write_nic_dword(dev, TX_VIPRIORITY_RING_ADDR, priv->txvipringdma); | ||
1506 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1507 | write_nic_dword(dev, TX_VOPRIORITY_RING_ADDR, priv->txvopringdma); | ||
1508 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1509 | write_nic_dword(dev, TX_HIGHPRIORITY_RING_ADDR, priv->txhpringdma); | ||
1510 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
1511 | |||
1512 | write_nic_dword(dev, TX_BEACON_RING_ADDR, priv->txbeaconringdma); | ||
1513 | } | ||
1514 | |||
1515 | |||
1516 | void rtl8180_conttx_enable(struct net_device *dev) | ||
1517 | { | ||
1518 | u32 txconf; | ||
1519 | txconf = read_nic_dword(dev,TX_CONF); | ||
1520 | txconf = txconf &~ TX_LOOPBACK_MASK; | ||
1521 | txconf = txconf | (TX_LOOPBACK_CONTINUE <<TX_LOOPBACK_SHIFT); | ||
1522 | write_nic_dword(dev,TX_CONF,txconf); | ||
1523 | } | ||
1524 | |||
1525 | |||
1526 | void rtl8180_conttx_disable(struct net_device *dev) | ||
1527 | { | ||
1528 | u32 txconf; | ||
1529 | txconf = read_nic_dword(dev,TX_CONF); | ||
1530 | txconf = txconf &~ TX_LOOPBACK_MASK; | ||
1531 | txconf = txconf | (TX_LOOPBACK_NONE <<TX_LOOPBACK_SHIFT); | ||
1532 | write_nic_dword(dev,TX_CONF,txconf); | ||
1533 | } | ||
1534 | |||
1535 | |||
1536 | void rtl8180_tx_enable(struct net_device *dev) | ||
1537 | { | ||
1538 | u8 cmd; | ||
1539 | u8 tx_agc_ctl; | ||
1540 | u8 byte; | ||
1541 | u32 txconf; | ||
1542 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1543 | txconf= read_nic_dword(dev,TX_CONF); | ||
1544 | |||
1545 | |||
1546 | if(priv->card_8185){ | ||
1547 | |||
1548 | |||
1549 | byte = read_nic_byte(dev,CW_CONF); | ||
1550 | byte &= ~(1<<CW_CONF_PERPACKET_CW_SHIFT); | ||
1551 | byte &= ~(1<<CW_CONF_PERPACKET_RETRY_SHIFT); | ||
1552 | write_nic_byte(dev, CW_CONF, byte); | ||
1553 | |||
1554 | tx_agc_ctl = read_nic_byte(dev, TX_AGC_CTL); | ||
1555 | tx_agc_ctl &= ~(1<<TX_AGC_CTL_PERPACKET_GAIN_SHIFT); | ||
1556 | tx_agc_ctl &= ~(1<<TX_AGC_CTL_PERPACKET_ANTSEL_SHIFT); | ||
1557 | tx_agc_ctl |=(1<<TX_AGC_CTL_FEEDBACK_ANT); | ||
1558 | write_nic_byte(dev, TX_AGC_CTL, tx_agc_ctl); | ||
1559 | /* | ||
1560 | write_nic_word(dev, 0x5e, 0x01); | ||
1561 | force_pci_posting(dev); | ||
1562 | mdelay(1); | ||
1563 | write_nic_word(dev, 0xfe, 0x10); | ||
1564 | force_pci_posting(dev); | ||
1565 | mdelay(1); | ||
1566 | write_nic_word(dev, 0x5e, 0x00); | ||
1567 | force_pci_posting(dev); | ||
1568 | mdelay(1); | ||
1569 | */ | ||
1570 | write_nic_byte(dev, 0xec, 0x3f); /* Disable early TX */ | ||
1571 | } | ||
1572 | |||
1573 | if(priv->card_8185){ | ||
1574 | |||
1575 | txconf = txconf &~ (1<<TCR_PROBE_NOTIMESTAMP_SHIFT); | ||
1576 | |||
1577 | }else{ | ||
1578 | |||
1579 | if(hwseqnum) | ||
1580 | txconf= txconf &~ (1<<TX_CONF_HEADER_AUTOICREMENT_SHIFT); | ||
1581 | else | ||
1582 | txconf= txconf | (1<<TX_CONF_HEADER_AUTOICREMENT_SHIFT); | ||
1583 | } | ||
1584 | |||
1585 | txconf = txconf &~ TX_LOOPBACK_MASK; | ||
1586 | txconf = txconf | (TX_LOOPBACK_NONE <<TX_LOOPBACK_SHIFT); | ||
1587 | txconf = txconf &~ TCR_DPRETRY_MASK; | ||
1588 | txconf = txconf &~ TCR_RTSRETRY_MASK; | ||
1589 | txconf = txconf | (priv->retry_data<<TX_DPRETRY_SHIFT); | ||
1590 | txconf = txconf | (priv->retry_rts<<TX_RTSRETRY_SHIFT); | ||
1591 | txconf = txconf &~ (1<<TX_NOCRC_SHIFT); | ||
1592 | |||
1593 | if(priv->card_8185){ | ||
1594 | if(priv->hw_plcp_len) | ||
1595 | txconf = txconf &~ TCR_PLCP_LEN; | ||
1596 | else | ||
1597 | txconf = txconf | TCR_PLCP_LEN; | ||
1598 | }else{ | ||
1599 | txconf = txconf &~ TCR_SAT; | ||
1600 | } | ||
1601 | txconf = txconf &~ TCR_MXDMA_MASK; | ||
1602 | txconf = txconf | (TCR_MXDMA_2048<<TCR_MXDMA_SHIFT); | ||
1603 | txconf = txconf | TCR_CWMIN; | ||
1604 | txconf = txconf | TCR_DISCW; | ||
1605 | |||
1606 | // if(priv->ieee80211->hw_wep) | ||
1607 | // txconf=txconf &~ (1<<TX_NOICV_SHIFT); | ||
1608 | // else | ||
1609 | txconf=txconf | (1<<TX_NOICV_SHIFT); | ||
1610 | |||
1611 | write_nic_dword(dev,TX_CONF,txconf); | ||
1612 | |||
1613 | |||
1614 | fix_tx_fifo(dev); | ||
1615 | |||
1616 | #ifdef DEBUG_TX | ||
1617 | DMESG("txconf: %x %x",txconf,read_nic_dword(dev,TX_CONF)); | ||
1618 | #endif | ||
1619 | |||
1620 | cmd=read_nic_byte(dev,CMD); | ||
1621 | write_nic_byte(dev,CMD,cmd | (1<<CMD_TX_ENABLE_SHIFT)); | ||
1622 | |||
1623 | // mdelay(100); | ||
1624 | write_nic_dword(dev,TX_CONF,txconf); | ||
1625 | // #endif | ||
1626 | /* | ||
1627 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
1628 | write_nic_byte(dev, TX_DMA_POLLING, priv->dma_poll_mask); | ||
1629 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
1630 | */ | ||
1631 | } | ||
1632 | |||
1633 | |||
1634 | void rtl8180_beacon_tx_enable(struct net_device *dev) | ||
1635 | { | ||
1636 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1637 | |||
1638 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
1639 | #ifdef CONFIG_RTL8185B | ||
1640 | priv->dma_poll_stop_mask &= ~(TPPOLLSTOP_BQ); | ||
1641 | write_nic_byte(dev,TPPollStop, priv->dma_poll_mask); | ||
1642 | #else | ||
1643 | priv->dma_poll_mask &=~(1<<TX_DMA_STOP_BEACON_SHIFT); | ||
1644 | write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); | ||
1645 | #endif | ||
1646 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
1647 | } | ||
1648 | |||
1649 | |||
1650 | void rtl8180_beacon_tx_disable(struct net_device *dev) | ||
1651 | { | ||
1652 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1653 | |||
1654 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
1655 | #ifdef CONFIG_RTL8185B | ||
1656 | priv->dma_poll_stop_mask |= TPPOLLSTOP_BQ; | ||
1657 | write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask); | ||
1658 | #else | ||
1659 | priv->dma_poll_mask |= (1<<TX_DMA_STOP_BEACON_SHIFT); | ||
1660 | write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); | ||
1661 | #endif | ||
1662 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
1663 | |||
1664 | } | ||
1665 | |||
1666 | |||
1667 | void rtl8180_rtx_disable(struct net_device *dev) | ||
1668 | { | ||
1669 | u8 cmd; | ||
1670 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
1671 | |||
1672 | cmd=read_nic_byte(dev,CMD); | ||
1673 | write_nic_byte(dev, CMD, cmd &~ \ | ||
1674 | ((1<<CMD_RX_ENABLE_SHIFT)|(1<<CMD_TX_ENABLE_SHIFT))); | ||
1675 | force_pci_posting(dev); | ||
1676 | mdelay(10); | ||
1677 | /*while (read_nic_byte(dev,CMD) & (1<<CMD_RX_ENABLE_SHIFT)) | ||
1678 | udelay(10); | ||
1679 | */ | ||
1680 | |||
1681 | if(!priv->rx_skb_complete) | ||
1682 | dev_kfree_skb_any(priv->rx_skb); | ||
1683 | } | ||
1684 | |||
1685 | #if 0 | ||
1686 | int alloc_tx_beacon_desc_ring(struct net_device *dev, int count) | ||
1687 | { | ||
1688 | int i; | ||
1689 | u32 *tmp; | ||
1690 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1691 | |||
1692 | priv->txbeaconring = (u32*)pci_alloc_consistent(priv->pdev, | ||
1693 | sizeof(u32)*8*count, | ||
1694 | &priv->txbeaconringdma); | ||
1695 | if (!priv->txbeaconring) return -1; | ||
1696 | for (tmp=priv->txbeaconring,i=0;i<count;i++){ | ||
1697 | *tmp = *tmp &~ (1<<31); // descriptor empty, owned by the drv | ||
1698 | /* | ||
1699 | *(tmp+2) = (u32)dma_tmp; | ||
1700 | *(tmp+3) = bufsize; | ||
1701 | */ | ||
1702 | if(i+1<count) | ||
1703 | *(tmp+4) = (u32)priv->txbeaconringdma+((i+1)*8*4); | ||
1704 | else | ||
1705 | *(tmp+4) = (u32)priv->txbeaconringdma; | ||
1706 | |||
1707 | tmp=tmp+8; | ||
1708 | } | ||
1709 | return 0; | ||
1710 | } | ||
1711 | #endif | ||
1712 | |||
1713 | short alloc_tx_desc_ring(struct net_device *dev, int bufsize, int count, | ||
1714 | int addr) | ||
1715 | { | ||
1716 | int i; | ||
1717 | u32 *desc; | ||
1718 | u32 *tmp; | ||
1719 | dma_addr_t dma_desc, dma_tmp; | ||
1720 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1721 | struct pci_dev *pdev = priv->pdev; | ||
1722 | void *buf; | ||
1723 | |||
1724 | if((bufsize & 0xfff) != bufsize) { | ||
1725 | DMESGE ("TX buffer allocation too large"); | ||
1726 | return 0; | ||
1727 | } | ||
1728 | desc = (u32*)pci_alloc_consistent(pdev, | ||
1729 | sizeof(u32)*8*count+256, &dma_desc); | ||
1730 | if(desc==NULL) return -1; | ||
1731 | if(dma_desc & 0xff){ | ||
1732 | |||
1733 | /* | ||
1734 | * descriptor's buffer must be 256 byte aligned | ||
1735 | * we shouldn't be here, since we set DMA mask ! | ||
1736 | */ | ||
1737 | DMESGW("Fixing TX alignment"); | ||
1738 | desc = (u32*)((u8*)desc + 256); | ||
1739 | #if (defined(CONFIG_HIGHMEM64G) || defined(CONFIG_64BIT_PHYS_ADDR)) | ||
1740 | desc = (u32*)((u64)desc &~ 0xff); | ||
1741 | dma_desc = (dma_addr_t)((u8*)dma_desc + 256); | ||
1742 | dma_desc = (dma_addr_t)((u64)dma_desc &~ 0xff); | ||
1743 | #else | ||
1744 | desc = (u32*)((u32)desc &~ 0xff); | ||
1745 | dma_desc = (dma_addr_t)((u8*)dma_desc + 256); | ||
1746 | dma_desc = (dma_addr_t)((u32)dma_desc &~ 0xff); | ||
1747 | #endif | ||
1748 | } | ||
1749 | tmp=desc; | ||
1750 | for (i=0;i<count;i++) | ||
1751 | { | ||
1752 | buf = (void*)pci_alloc_consistent(pdev,bufsize,&dma_tmp); | ||
1753 | if (buf == NULL) return -ENOMEM; | ||
1754 | |||
1755 | switch(addr) { | ||
1756 | #if 0 | ||
1757 | case TX_NORMPRIORITY_RING_ADDR: | ||
1758 | if(-1 == buffer_add(&(priv->txnpbufs),buf,dma_tmp,NULL)){ | ||
1759 | DMESGE("Unable to allocate mem for buffer NP"); | ||
1760 | return -ENOMEM; | ||
1761 | } | ||
1762 | break; | ||
1763 | |||
1764 | case TX_LOWPRIORITY_RING_ADDR: | ||
1765 | if(-1 == buffer_add(&(priv->txlpbufs),buf,dma_tmp,NULL)){ | ||
1766 | DMESGE("Unable to allocate mem for buffer LP"); | ||
1767 | return -ENOMEM; | ||
1768 | } | ||
1769 | break; | ||
1770 | |||
1771 | case TX_HIGHPRIORITY_RING_ADDR: | ||
1772 | if(-1 == buffer_add(&(priv->txhpbufs),buf,dma_tmp,NULL)){ | ||
1773 | DMESGE("Unable to allocate mem for buffer HP"); | ||
1774 | return -ENOMEM; | ||
1775 | } | ||
1776 | break; | ||
1777 | #else | ||
1778 | case TX_MANAGEPRIORITY_RING_ADDR: | ||
1779 | if(-1 == buffer_add(&(priv->txmapbufs),buf,dma_tmp,NULL)){ | ||
1780 | DMESGE("Unable to allocate mem for buffer NP"); | ||
1781 | return -ENOMEM; | ||
1782 | } | ||
1783 | break; | ||
1784 | |||
1785 | case TX_BKPRIORITY_RING_ADDR: | ||
1786 | if(-1 == buffer_add(&(priv->txbkpbufs),buf,dma_tmp,NULL)){ | ||
1787 | DMESGE("Unable to allocate mem for buffer LP"); | ||
1788 | return -ENOMEM; | ||
1789 | } | ||
1790 | break; | ||
1791 | case TX_BEPRIORITY_RING_ADDR: | ||
1792 | if(-1 == buffer_add(&(priv->txbepbufs),buf,dma_tmp,NULL)){ | ||
1793 | DMESGE("Unable to allocate mem for buffer NP"); | ||
1794 | return -ENOMEM; | ||
1795 | } | ||
1796 | break; | ||
1797 | |||
1798 | case TX_VIPRIORITY_RING_ADDR: | ||
1799 | if(-1 == buffer_add(&(priv->txvipbufs),buf,dma_tmp,NULL)){ | ||
1800 | DMESGE("Unable to allocate mem for buffer LP"); | ||
1801 | return -ENOMEM; | ||
1802 | } | ||
1803 | break; | ||
1804 | case TX_VOPRIORITY_RING_ADDR: | ||
1805 | if(-1 == buffer_add(&(priv->txvopbufs),buf,dma_tmp,NULL)){ | ||
1806 | DMESGE("Unable to allocate mem for buffer NP"); | ||
1807 | return -ENOMEM; | ||
1808 | } | ||
1809 | break; | ||
1810 | #endif | ||
1811 | case TX_HIGHPRIORITY_RING_ADDR: | ||
1812 | if(-1 == buffer_add(&(priv->txhpbufs),buf,dma_tmp,NULL)){ | ||
1813 | DMESGE("Unable to allocate mem for buffer HP"); | ||
1814 | return -ENOMEM; | ||
1815 | } | ||
1816 | break; | ||
1817 | case TX_BEACON_RING_ADDR: | ||
1818 | if(-1 == buffer_add(&(priv->txbeaconbufs),buf,dma_tmp,NULL)){ | ||
1819 | DMESGE("Unable to allocate mem for buffer BP"); | ||
1820 | return -ENOMEM; | ||
1821 | } | ||
1822 | break; | ||
1823 | } | ||
1824 | *tmp = *tmp &~ (1<<31); // descriptor empty, owned by the drv | ||
1825 | *(tmp+2) = (u32)dma_tmp; | ||
1826 | *(tmp+3) = bufsize; | ||
1827 | |||
1828 | if(i+1<count) | ||
1829 | *(tmp+4) = (u32)dma_desc+((i+1)*8*4); | ||
1830 | else | ||
1831 | *(tmp+4) = (u32)dma_desc; | ||
1832 | |||
1833 | tmp=tmp+8; | ||
1834 | } | ||
1835 | |||
1836 | switch(addr) { | ||
1837 | case TX_MANAGEPRIORITY_RING_ADDR: | ||
1838 | priv->txmapringdma=dma_desc; | ||
1839 | priv->txmapring=desc; | ||
1840 | break; | ||
1841 | |||
1842 | case TX_BKPRIORITY_RING_ADDR: | ||
1843 | priv->txbkpringdma=dma_desc; | ||
1844 | priv->txbkpring=desc; | ||
1845 | break; | ||
1846 | |||
1847 | case TX_BEPRIORITY_RING_ADDR: | ||
1848 | priv->txbepringdma=dma_desc; | ||
1849 | priv->txbepring=desc; | ||
1850 | break; | ||
1851 | |||
1852 | case TX_VIPRIORITY_RING_ADDR: | ||
1853 | priv->txvipringdma=dma_desc; | ||
1854 | priv->txvipring=desc; | ||
1855 | break; | ||
1856 | |||
1857 | case TX_VOPRIORITY_RING_ADDR: | ||
1858 | priv->txvopringdma=dma_desc; | ||
1859 | priv->txvopring=desc; | ||
1860 | break; | ||
1861 | |||
1862 | case TX_HIGHPRIORITY_RING_ADDR: | ||
1863 | priv->txhpringdma=dma_desc; | ||
1864 | priv->txhpring=desc; | ||
1865 | break; | ||
1866 | |||
1867 | case TX_BEACON_RING_ADDR: | ||
1868 | priv->txbeaconringdma=dma_desc; | ||
1869 | priv->txbeaconring=desc; | ||
1870 | break; | ||
1871 | |||
1872 | } | ||
1873 | |||
1874 | #ifdef DEBUG_TX | ||
1875 | DMESG("Tx dma physical address: %x",dma_desc); | ||
1876 | #endif | ||
1877 | |||
1878 | return 0; | ||
1879 | } | ||
1880 | |||
1881 | |||
1882 | void free_tx_desc_rings(struct net_device *dev) | ||
1883 | { | ||
1884 | |||
1885 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1886 | struct pci_dev *pdev=priv->pdev; | ||
1887 | int count = priv->txringcount; | ||
1888 | |||
1889 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1890 | priv->txmapring, priv->txmapringdma); | ||
1891 | buffer_free(dev,&(priv->txmapbufs),priv->txbuffsize,1); | ||
1892 | |||
1893 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1894 | priv->txbkpring, priv->txbkpringdma); | ||
1895 | buffer_free(dev,&(priv->txbkpbufs),priv->txbuffsize,1); | ||
1896 | |||
1897 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1898 | priv->txbepring, priv->txbepringdma); | ||
1899 | buffer_free(dev,&(priv->txbepbufs),priv->txbuffsize,1); | ||
1900 | |||
1901 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1902 | priv->txvipring, priv->txvipringdma); | ||
1903 | buffer_free(dev,&(priv->txvipbufs),priv->txbuffsize,1); | ||
1904 | |||
1905 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1906 | priv->txvopring, priv->txvopringdma); | ||
1907 | buffer_free(dev,&(priv->txvopbufs),priv->txbuffsize,1); | ||
1908 | |||
1909 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1910 | priv->txhpring, priv->txhpringdma); | ||
1911 | buffer_free(dev,&(priv->txhpbufs),priv->txbuffsize,1); | ||
1912 | |||
1913 | count = priv->txbeaconcount; | ||
1914 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1915 | priv->txbeaconring, priv->txbeaconringdma); | ||
1916 | buffer_free(dev,&(priv->txbeaconbufs),priv->txbuffsize,1); | ||
1917 | } | ||
1918 | |||
1919 | #if 0 | ||
1920 | void free_beacon_desc_ring(struct net_device *dev,int count) | ||
1921 | { | ||
1922 | |||
1923 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1924 | struct pci_dev *pdev=priv->pdev; | ||
1925 | |||
1926 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1927 | priv->txbeaconring, priv->txbeaconringdma); | ||
1928 | |||
1929 | if (priv->beacon_buf) | ||
1930 | pci_free_consistent(priv->pdev, | ||
1931 | priv->master_beaconsize,priv->beacon_buf,priv->beacondmabuf); | ||
1932 | |||
1933 | } | ||
1934 | #endif | ||
1935 | void free_rx_desc_ring(struct net_device *dev) | ||
1936 | { | ||
1937 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1938 | struct pci_dev *pdev = priv->pdev; | ||
1939 | |||
1940 | int count = priv->rxringcount; | ||
1941 | |||
1942 | #ifdef CONFIG_RTL8185B | ||
1943 | pci_free_consistent(pdev, sizeof(u32)*8*count+256, | ||
1944 | priv->rxring, priv->rxringdma); | ||
1945 | #else | ||
1946 | pci_free_consistent(pdev, sizeof(u32)*4*count+256, | ||
1947 | priv->rxring, priv->rxringdma); | ||
1948 | #endif | ||
1949 | |||
1950 | buffer_free(dev,&(priv->rxbuffer),priv->rxbuffersize,0); | ||
1951 | } | ||
1952 | |||
1953 | |||
1954 | short alloc_rx_desc_ring(struct net_device *dev, u16 bufsize, int count) | ||
1955 | { | ||
1956 | int i; | ||
1957 | u32 *desc; | ||
1958 | u32 *tmp; | ||
1959 | dma_addr_t dma_desc,dma_tmp; | ||
1960 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
1961 | struct pci_dev *pdev=priv->pdev; | ||
1962 | void *buf; | ||
1963 | u8 rx_desc_size; | ||
1964 | |||
1965 | #ifdef CONFIG_RTL8185B | ||
1966 | rx_desc_size = 8; // 4*8 = 32 bytes | ||
1967 | #else | ||
1968 | rx_desc_size = 4; | ||
1969 | #endif | ||
1970 | |||
1971 | if((bufsize & 0xfff) != bufsize){ | ||
1972 | DMESGE ("RX buffer allocation too large"); | ||
1973 | return -1; | ||
1974 | } | ||
1975 | |||
1976 | desc = (u32*)pci_alloc_consistent(pdev,sizeof(u32)*rx_desc_size*count+256, | ||
1977 | &dma_desc); | ||
1978 | |||
1979 | if(dma_desc & 0xff){ | ||
1980 | |||
1981 | /* | ||
1982 | * descriptor's buffer must be 256 byte aligned | ||
1983 | * should never happen since we specify the DMA mask | ||
1984 | */ | ||
1985 | |||
1986 | DMESGW("Fixing RX alignment"); | ||
1987 | desc = (u32*)((u8*)desc + 256); | ||
1988 | #if (defined(CONFIG_HIGHMEM64G) || defined(CONFIG_64BIT_PHYS_ADDR)) | ||
1989 | desc = (u32*)((u64)desc &~ 0xff); | ||
1990 | dma_desc = (dma_addr_t)((u8*)dma_desc + 256); | ||
1991 | dma_desc = (dma_addr_t)((u64)dma_desc &~ 0xff); | ||
1992 | #else | ||
1993 | desc = (u32*)((u32)desc &~ 0xff); | ||
1994 | dma_desc = (dma_addr_t)((u8*)dma_desc + 256); | ||
1995 | dma_desc = (dma_addr_t)((u32)dma_desc &~ 0xff); | ||
1996 | #endif | ||
1997 | } | ||
1998 | |||
1999 | priv->rxring=desc; | ||
2000 | priv->rxringdma=dma_desc; | ||
2001 | tmp=desc; | ||
2002 | |||
2003 | for (i=0;i<count;i++){ | ||
2004 | |||
2005 | if ((buf= kmalloc(bufsize * sizeof(u8),GFP_ATOMIC)) == NULL){ | ||
2006 | DMESGE("Failed to kmalloc RX buffer"); | ||
2007 | return -1; | ||
2008 | } | ||
2009 | |||
2010 | dma_tmp = pci_map_single(pdev,buf,bufsize * sizeof(u8), | ||
2011 | PCI_DMA_FROMDEVICE); | ||
2012 | |||
2013 | #ifdef DEBUG_ZERO_RX | ||
2014 | int j; | ||
2015 | for(j=0;j<bufsize;j++) ((u8*)buf)[i] = 0; | ||
2016 | #endif | ||
2017 | |||
2018 | //buf = (void*)pci_alloc_consistent(pdev,bufsize,&dma_tmp); | ||
2019 | if(-1 == buffer_add(&(priv->rxbuffer), buf,dma_tmp, | ||
2020 | &(priv->rxbufferhead))){ | ||
2021 | DMESGE("Unable to allocate mem RX buf"); | ||
2022 | return -1; | ||
2023 | } | ||
2024 | *tmp = 0; //zero pads the header of the descriptor | ||
2025 | *tmp = *tmp |( bufsize&0xfff); | ||
2026 | *(tmp+2) = (u32)dma_tmp; | ||
2027 | *tmp = *tmp |(1<<31); // descriptor void, owned by the NIC | ||
2028 | |||
2029 | #ifdef DEBUG_RXALLOC | ||
2030 | DMESG("Alloc %x size buffer, DMA mem @ %x, virtual mem @ %x", | ||
2031 | (u32)(bufsize&0xfff), (u32)dma_tmp, (u32)buf); | ||
2032 | #endif | ||
2033 | |||
2034 | tmp=tmp+rx_desc_size; | ||
2035 | } | ||
2036 | |||
2037 | *(tmp-rx_desc_size) = *(tmp-rx_desc_size) | (1<<30); // this is the last descriptor | ||
2038 | |||
2039 | |||
2040 | #ifdef DEBUG_RXALLOC | ||
2041 | DMESG("RX DMA physical address: %x",dma_desc); | ||
2042 | #endif | ||
2043 | |||
2044 | return 0; | ||
2045 | } | ||
2046 | |||
2047 | |||
2048 | void set_nic_rxring(struct net_device *dev) | ||
2049 | { | ||
2050 | u8 pgreg; | ||
2051 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2052 | |||
2053 | //rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
2054 | |||
2055 | pgreg=read_nic_byte(dev, PGSELECT); | ||
2056 | write_nic_byte(dev, PGSELECT, pgreg &~ (1<<PGSELECT_PG_SHIFT)); | ||
2057 | |||
2058 | //rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
2059 | |||
2060 | write_nic_dword(dev, RXRING_ADDR,priv->rxringdma); | ||
2061 | } | ||
2062 | |||
2063 | |||
2064 | void rtl8180_reset(struct net_device *dev) | ||
2065 | { | ||
2066 | //u32 txconf = 0x80e00707; //FIXME: Make me understandable | ||
2067 | u8 cr; | ||
2068 | |||
2069 | //write_nic_dword(dev,TX_CONF,txconf); | ||
2070 | |||
2071 | rtl8180_irq_disable(dev); | ||
2072 | |||
2073 | cr=read_nic_byte(dev,CMD); | ||
2074 | cr = cr & 2; | ||
2075 | cr = cr | (1<<CMD_RST_SHIFT); | ||
2076 | write_nic_byte(dev,CMD,cr); | ||
2077 | |||
2078 | force_pci_posting(dev); | ||
2079 | |||
2080 | mdelay(200); | ||
2081 | |||
2082 | if(read_nic_byte(dev,CMD) & (1<<CMD_RST_SHIFT)) | ||
2083 | DMESGW("Card reset timeout!"); | ||
2084 | else | ||
2085 | DMESG("Card successfully reset"); | ||
2086 | |||
2087 | //#ifndef CONFIG_RTL8185B | ||
2088 | rtl8180_set_mode(dev,EPROM_CMD_LOAD); | ||
2089 | force_pci_posting(dev); | ||
2090 | mdelay(200); | ||
2091 | //#endif | ||
2092 | } | ||
2093 | |||
2094 | inline u16 ieeerate2rtlrate(int rate) | ||
2095 | { | ||
2096 | switch(rate){ | ||
2097 | case 10: | ||
2098 | return 0; | ||
2099 | case 20: | ||
2100 | return 1; | ||
2101 | case 55: | ||
2102 | return 2; | ||
2103 | case 110: | ||
2104 | return 3; | ||
2105 | case 60: | ||
2106 | return 4; | ||
2107 | case 90: | ||
2108 | return 5; | ||
2109 | case 120: | ||
2110 | return 6; | ||
2111 | case 180: | ||
2112 | return 7; | ||
2113 | case 240: | ||
2114 | return 8; | ||
2115 | case 360: | ||
2116 | return 9; | ||
2117 | case 480: | ||
2118 | return 10; | ||
2119 | case 540: | ||
2120 | return 11; | ||
2121 | default: | ||
2122 | return 3; | ||
2123 | |||
2124 | } | ||
2125 | } | ||
2126 | |||
2127 | static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540,720}; | ||
2128 | inline u16 rtl8180_rate2rate(short rate) | ||
2129 | { | ||
2130 | if (rate >12) return 10; | ||
2131 | return rtl_rate[rate]; | ||
2132 | } | ||
2133 | inline u8 rtl8180_IsWirelessBMode(u16 rate) | ||
2134 | { | ||
2135 | if( ((rate <= 110) && (rate != 60) && (rate != 90)) || (rate == 220) ) | ||
2136 | return 1; | ||
2137 | else return 0; | ||
2138 | } | ||
2139 | u16 N_DBPSOfRate(u16 DataRate); | ||
2140 | u16 ComputeTxTime( | ||
2141 | u16 FrameLength, | ||
2142 | u16 DataRate, | ||
2143 | u8 bManagementFrame, | ||
2144 | u8 bShortPreamble | ||
2145 | ) | ||
2146 | { | ||
2147 | u16 FrameTime; | ||
2148 | u16 N_DBPS; | ||
2149 | u16 Ceiling; | ||
2150 | |||
2151 | if( rtl8180_IsWirelessBMode(DataRate) ) | ||
2152 | { | ||
2153 | if( bManagementFrame || !bShortPreamble || DataRate == 10 ) | ||
2154 | { // long preamble | ||
2155 | FrameTime = (u16)(144+48+(FrameLength*8/(DataRate/10))); | ||
2156 | } | ||
2157 | else | ||
2158 | { // Short preamble | ||
2159 | FrameTime = (u16)(72+24+(FrameLength*8/(DataRate/10))); | ||
2160 | } | ||
2161 | if( ( FrameLength*8 % (DataRate/10) ) != 0 ) //Get the Ceilling | ||
2162 | FrameTime ++; | ||
2163 | } else { //802.11g DSSS-OFDM PLCP length field calculation. | ||
2164 | N_DBPS = N_DBPSOfRate(DataRate); | ||
2165 | Ceiling = (16 + 8*FrameLength + 6) / N_DBPS | ||
2166 | + (((16 + 8*FrameLength + 6) % N_DBPS) ? 1 : 0); | ||
2167 | FrameTime = (u16)(16 + 4 + 4*Ceiling + 6); | ||
2168 | } | ||
2169 | return FrameTime; | ||
2170 | } | ||
2171 | u16 N_DBPSOfRate(u16 DataRate) | ||
2172 | { | ||
2173 | u16 N_DBPS = 24; | ||
2174 | |||
2175 | switch(DataRate) | ||
2176 | { | ||
2177 | case 60: | ||
2178 | N_DBPS = 24; | ||
2179 | break; | ||
2180 | |||
2181 | case 90: | ||
2182 | N_DBPS = 36; | ||
2183 | break; | ||
2184 | |||
2185 | case 120: | ||
2186 | N_DBPS = 48; | ||
2187 | break; | ||
2188 | |||
2189 | case 180: | ||
2190 | N_DBPS = 72; | ||
2191 | break; | ||
2192 | |||
2193 | case 240: | ||
2194 | N_DBPS = 96; | ||
2195 | break; | ||
2196 | |||
2197 | case 360: | ||
2198 | N_DBPS = 144; | ||
2199 | break; | ||
2200 | |||
2201 | case 480: | ||
2202 | N_DBPS = 192; | ||
2203 | break; | ||
2204 | |||
2205 | case 540: | ||
2206 | N_DBPS = 216; | ||
2207 | break; | ||
2208 | |||
2209 | default: | ||
2210 | break; | ||
2211 | } | ||
2212 | |||
2213 | return N_DBPS; | ||
2214 | } | ||
2215 | |||
2216 | //{by amy 080312 | ||
2217 | // | ||
2218 | // Description: | ||
2219 | // For Netgear case, they want good-looking singal strength. | ||
2220 | // 2004.12.05, by rcnjko. | ||
2221 | // | ||
2222 | long | ||
2223 | NetgearSignalStrengthTranslate( | ||
2224 | long LastSS, | ||
2225 | long CurrSS | ||
2226 | ) | ||
2227 | { | ||
2228 | long RetSS; | ||
2229 | |||
2230 | // Step 1. Scale mapping. | ||
2231 | if(CurrSS >= 71 && CurrSS <= 100) | ||
2232 | { | ||
2233 | RetSS = 90 + ((CurrSS - 70) / 3); | ||
2234 | } | ||
2235 | else if(CurrSS >= 41 && CurrSS <= 70) | ||
2236 | { | ||
2237 | RetSS = 78 + ((CurrSS - 40) / 3); | ||
2238 | } | ||
2239 | else if(CurrSS >= 31 && CurrSS <= 40) | ||
2240 | { | ||
2241 | RetSS = 66 + (CurrSS - 30); | ||
2242 | } | ||
2243 | else if(CurrSS >= 21 && CurrSS <= 30) | ||
2244 | { | ||
2245 | RetSS = 54 + (CurrSS - 20); | ||
2246 | } | ||
2247 | else if(CurrSS >= 5 && CurrSS <= 20) | ||
2248 | { | ||
2249 | RetSS = 42 + (((CurrSS - 5) * 2) / 3); | ||
2250 | } | ||
2251 | else if(CurrSS == 4) | ||
2252 | { | ||
2253 | RetSS = 36; | ||
2254 | } | ||
2255 | else if(CurrSS == 3) | ||
2256 | { | ||
2257 | RetSS = 27; | ||
2258 | } | ||
2259 | else if(CurrSS == 2) | ||
2260 | { | ||
2261 | RetSS = 18; | ||
2262 | } | ||
2263 | else if(CurrSS == 1) | ||
2264 | { | ||
2265 | RetSS = 9; | ||
2266 | } | ||
2267 | else | ||
2268 | { | ||
2269 | RetSS = CurrSS; | ||
2270 | } | ||
2271 | //RT_TRACE(COMP_DBG, DBG_LOUD, ("##### After Mapping: LastSS: %d, CurrSS: %d, RetSS: %d\n", LastSS, CurrSS, RetSS)); | ||
2272 | |||
2273 | // Step 2. Smoothing. | ||
2274 | if(LastSS > 0) | ||
2275 | { | ||
2276 | RetSS = ((LastSS * 5) + (RetSS)+ 5) / 6; | ||
2277 | } | ||
2278 | //RT_TRACE(COMP_DBG, DBG_LOUD, ("$$$$$ After Smoothing: LastSS: %d, CurrSS: %d, RetSS: %d\n", LastSS, CurrSS, RetSS)); | ||
2279 | |||
2280 | return RetSS; | ||
2281 | } | ||
2282 | // | ||
2283 | // Description: | ||
2284 | // Translate 0-100 signal strength index into dBm. | ||
2285 | // | ||
2286 | long | ||
2287 | TranslateToDbm8185( | ||
2288 | u8 SignalStrengthIndex // 0-100 index. | ||
2289 | ) | ||
2290 | { | ||
2291 | long SignalPower; // in dBm. | ||
2292 | |||
2293 | // Translate to dBm (x=0.5y-95). | ||
2294 | SignalPower = (long)((SignalStrengthIndex + 1) >> 1); | ||
2295 | SignalPower -= 95; | ||
2296 | |||
2297 | return SignalPower; | ||
2298 | } | ||
2299 | // | ||
2300 | // Description: | ||
2301 | // Perform signal smoothing for dynamic mechanism. | ||
2302 | // This is different with PerformSignalSmoothing8185 in smoothing fomula. | ||
2303 | // No dramatic adjustion is apply because dynamic mechanism need some degree | ||
2304 | // of correctness. Ported from 8187B. | ||
2305 | // 2007-02-26, by Bruce. | ||
2306 | // | ||
2307 | void | ||
2308 | PerformUndecoratedSignalSmoothing8185( | ||
2309 | struct r8180_priv *priv, | ||
2310 | bool bCckRate | ||
2311 | ) | ||
2312 | { | ||
2313 | |||
2314 | |||
2315 | // Determin the current packet is CCK rate. | ||
2316 | priv->bCurCCKPkt = bCckRate; | ||
2317 | |||
2318 | if(priv->UndecoratedSmoothedSS >= 0) | ||
2319 | { | ||
2320 | priv->UndecoratedSmoothedSS = ( (priv->UndecoratedSmoothedSS * 5) + (priv->SignalStrength * 10) ) / 6; | ||
2321 | } | ||
2322 | else | ||
2323 | { | ||
2324 | priv->UndecoratedSmoothedSS = priv->SignalStrength * 10; | ||
2325 | } | ||
2326 | |||
2327 | priv->UndercorateSmoothedRxPower = ( (priv->UndercorateSmoothedRxPower * 50) + (priv->RxPower* 11)) / 60; | ||
2328 | |||
2329 | // printk("Sommthing SignalSterngth (%d) => UndecoratedSmoothedSS (%d)\n", priv->SignalStrength, priv->UndecoratedSmoothedSS); | ||
2330 | // printk("Sommthing RxPower (%d) => UndecoratedRxPower (%d)\n", priv->RxPower, priv->UndercorateSmoothedRxPower); | ||
2331 | |||
2332 | //if(priv->CurCCKRSSI >= 0 && bCckRate) | ||
2333 | if(bCckRate) | ||
2334 | { | ||
2335 | priv->CurCCKRSSI = priv->RSSI; | ||
2336 | } | ||
2337 | else | ||
2338 | { | ||
2339 | priv->CurCCKRSSI = 0; | ||
2340 | } | ||
2341 | |||
2342 | // Boundary checking. | ||
2343 | // TODO: The overflow condition does happen, if we want to fix, | ||
2344 | // we shall recalculate thresholds first. | ||
2345 | if(priv->UndecoratedSmoothedSS > 100) | ||
2346 | { | ||
2347 | // printk("UndecoratedSmoothedSS(%d) overflow, SignalStrength(%d)\n", priv->UndecoratedSmoothedSS, priv->SignalStrength); | ||
2348 | } | ||
2349 | if(priv->UndecoratedSmoothedSS < 0) | ||
2350 | { | ||
2351 | // printk("UndecoratedSmoothedSS(%d) underflow, SignalStrength(%d)\n", priv->UndecoratedSmoothedSS, priv->SignalStrength); | ||
2352 | } | ||
2353 | |||
2354 | } | ||
2355 | |||
2356 | //by amy 080312} | ||
2357 | |||
2358 | /* This is rough RX isr handling routine*/ | ||
2359 | void rtl8180_rx(struct net_device *dev) | ||
2360 | { | ||
2361 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2362 | struct sk_buff *tmp_skb; | ||
2363 | |||
2364 | //struct sk_buff *skb; | ||
2365 | short first,last; | ||
2366 | u32 len; | ||
2367 | int lastlen; | ||
2368 | unsigned char quality, signal; | ||
2369 | u8 rate; | ||
2370 | //u32 *prism_hdr; | ||
2371 | u32 *tmp,*tmp2; | ||
2372 | u8 rx_desc_size; | ||
2373 | u8 padding; | ||
2374 | //u32 count=0; | ||
2375 | char rxpower = 0; | ||
2376 | u32 RXAGC = 0; | ||
2377 | long RxAGC_dBm = 0; | ||
2378 | u8 LNA=0, BB=0; | ||
2379 | u8 LNA_gain[4]={02, 17, 29, 39}; | ||
2380 | u8 Antenna = 0; | ||
2381 | struct ieee80211_hdr *hdr;//by amy | ||
2382 | u16 fc,type; | ||
2383 | u8 bHwError = 0,bCRC = 0,bICV = 0; | ||
2384 | //bHwError = 0; | ||
2385 | //bCRC = 0; | ||
2386 | //bICV = 0; | ||
2387 | bool bCckRate = false; | ||
2388 | u8 RSSI = 0; | ||
2389 | long SignalStrengthIndex = 0;//+by amy 080312 | ||
2390 | // u8 SignalStrength = 0; | ||
2391 | struct ieee80211_rx_stats stats = { | ||
2392 | .signal = 0, | ||
2393 | .noise = -98, | ||
2394 | .rate = 0, | ||
2395 | // .mac_time = jiffies, | ||
2396 | .freq = IEEE80211_24GHZ_BAND, | ||
2397 | }; | ||
2398 | |||
2399 | #ifdef CONFIG_RTL8185B | ||
2400 | stats.nic_type = NIC_8185B; | ||
2401 | rx_desc_size = 8; | ||
2402 | |||
2403 | #else | ||
2404 | stats.nic_type = NIC_8185; | ||
2405 | rx_desc_size = 4; | ||
2406 | #endif | ||
2407 | //printk("receive frame!%d\n",count++); | ||
2408 | //if (!priv->rxbuffer) DMESG ("EE: NIC RX ack, but RX queue corrupted!"); | ||
2409 | //else { | ||
2410 | |||
2411 | if ((*(priv->rxringtail)) & (1<<31)) { | ||
2412 | |||
2413 | /* we have got an RX int, but the descriptor | ||
2414 | * we are pointing is empty*/ | ||
2415 | |||
2416 | priv->stats.rxnodata++; | ||
2417 | priv->ieee80211->stats.rx_errors++; | ||
2418 | |||
2419 | /* if (! *(priv->rxring) & (1<<31)) { | ||
2420 | |||
2421 | priv->stats.rxreset++; | ||
2422 | priv->rxringtail=priv->rxring; | ||
2423 | priv->rxbuffer=priv->rxbufferhead; | ||
2424 | |||
2425 | }else{*/ | ||
2426 | |||
2427 | #if 0 | ||
2428 | /* Maybe it is possible that the NIC has skipped some descriptors or | ||
2429 | * it has reset its internal pointer to the beginning of the ring | ||
2430 | * we search for the first filled descriptor in the ring, or we break | ||
2431 | * putting again the pointer in the old location if we do not found any. | ||
2432 | * This is quite dangerous, what does happen if the nic writes | ||
2433 | * two descriptor (say A and B) when we have just checked the descriptor | ||
2434 | * A and we are going to check the descriptor B..This might happen if the | ||
2435 | * interrupt was dummy, there was not really filled descriptors and | ||
2436 | * the NIC didn't lose pointer | ||
2437 | */ | ||
2438 | |||
2439 | //priv->stats.rxwrkaround++; | ||
2440 | |||
2441 | tmp = priv->rxringtail; | ||
2442 | while (*(priv->rxringtail) & (1<<31)){ | ||
2443 | |||
2444 | priv->rxringtail+=4; | ||
2445 | |||
2446 | if(priv->rxringtail >= | ||
2447 | (priv->rxring)+(priv->rxringcount )*4) | ||
2448 | priv->rxringtail=priv->rxring; | ||
2449 | |||
2450 | priv->rxbuffer=(priv->rxbuffer->next); | ||
2451 | |||
2452 | if(priv->rxringtail == tmp ){ | ||
2453 | //DMESG("EE: Could not find RX pointer"); | ||
2454 | priv->stats.rxnopointer++; | ||
2455 | break; | ||
2456 | } | ||
2457 | } | ||
2458 | #else | ||
2459 | |||
2460 | tmp2 = NULL; | ||
2461 | tmp = priv->rxringtail; | ||
2462 | do{ | ||
2463 | if(tmp == priv->rxring) | ||
2464 | //tmp = priv->rxring + (priv->rxringcount )*rx_desc_size; xiong-2006-11-15 | ||
2465 | tmp = priv->rxring + (priv->rxringcount - 1)*rx_desc_size; | ||
2466 | else | ||
2467 | tmp -= rx_desc_size; | ||
2468 | |||
2469 | if(! (*tmp & (1<<31))) | ||
2470 | tmp2 = tmp; | ||
2471 | }while(tmp != priv->rxring); | ||
2472 | |||
2473 | if(tmp2) priv->rxringtail = tmp2; | ||
2474 | #endif | ||
2475 | //} | ||
2476 | } | ||
2477 | |||
2478 | /* while there are filled descriptors */ | ||
2479 | while(!(*(priv->rxringtail) & (1<<31))){ | ||
2480 | if(*(priv->rxringtail) & (1<<26)) | ||
2481 | DMESGW("RX buffer overflow"); | ||
2482 | if(*(priv->rxringtail) & (1<<12)) | ||
2483 | priv->stats.rxicverr++; | ||
2484 | |||
2485 | if(*(priv->rxringtail) & (1<<27)){ | ||
2486 | priv->stats.rxdmafail++; | ||
2487 | //DMESG("EE: RX DMA FAILED at buffer pointed by descriptor %x",(u32)priv->rxringtail); | ||
2488 | goto drop; | ||
2489 | } | ||
2490 | |||
2491 | pci_dma_sync_single_for_cpu(priv->pdev, | ||
2492 | priv->rxbuffer->dma, | ||
2493 | priv->rxbuffersize * \ | ||
2494 | sizeof(u8), | ||
2495 | PCI_DMA_FROMDEVICE); | ||
2496 | |||
2497 | first = *(priv->rxringtail) & (1<<29) ? 1:0; | ||
2498 | if(first) priv->rx_prevlen=0; | ||
2499 | |||
2500 | last = *(priv->rxringtail) & (1<<28) ? 1:0; | ||
2501 | if(last){ | ||
2502 | lastlen=((*priv->rxringtail) &0xfff); | ||
2503 | |||
2504 | /* if the last descriptor (that should | ||
2505 | * tell us the total packet len) tell | ||
2506 | * us something less than the descriptors | ||
2507 | * len we had until now, then there is some | ||
2508 | * problem.. | ||
2509 | * workaround to prevent kernel panic | ||
2510 | */ | ||
2511 | if(lastlen < priv->rx_prevlen) | ||
2512 | len=0; | ||
2513 | else | ||
2514 | len=lastlen-priv->rx_prevlen; | ||
2515 | |||
2516 | if(*(priv->rxringtail) & (1<<13)) { | ||
2517 | //lastlen=((*priv->rxringtail) &0xfff); | ||
2518 | if ((*(priv->rxringtail) & 0xfff) <500) | ||
2519 | priv->stats.rxcrcerrmin++; | ||
2520 | else if ((*(priv->rxringtail) & 0x0fff) >1000) | ||
2521 | priv->stats.rxcrcerrmax++; | ||
2522 | else | ||
2523 | priv->stats.rxcrcerrmid++; | ||
2524 | |||
2525 | } | ||
2526 | |||
2527 | }else{ | ||
2528 | len = priv->rxbuffersize; | ||
2529 | } | ||
2530 | |||
2531 | #ifdef CONFIG_RTL8185B | ||
2532 | if(first && last) { | ||
2533 | padding = ((*(priv->rxringtail+3))&(0x04000000))>>26; | ||
2534 | }else if(first) { | ||
2535 | padding = ((*(priv->rxringtail+3))&(0x04000000))>>26; | ||
2536 | if(padding) { | ||
2537 | len -= 2; | ||
2538 | } | ||
2539 | }else { | ||
2540 | padding = 0; | ||
2541 | } | ||
2542 | #ifdef CONFIG_RTL818X_S | ||
2543 | padding = 0; | ||
2544 | #endif | ||
2545 | #endif | ||
2546 | priv->rx_prevlen+=len; | ||
2547 | |||
2548 | if(priv->rx_prevlen > MAX_FRAG_THRESHOLD + 100){ | ||
2549 | /* HW is probably passing several buggy frames | ||
2550 | * without FD or LD flag set. | ||
2551 | * Throw this garbage away to prevent skb | ||
2552 | * memory exausting | ||
2553 | */ | ||
2554 | if(!priv->rx_skb_complete) | ||
2555 | dev_kfree_skb_any(priv->rx_skb); | ||
2556 | priv->rx_skb_complete = 1; | ||
2557 | } | ||
2558 | |||
2559 | #ifdef DEBUG_RX_FRAG | ||
2560 | DMESG("Iteration.. len %x",len); | ||
2561 | if(first) DMESG ("First descriptor"); | ||
2562 | if(last) DMESG("Last descriptor"); | ||
2563 | |||
2564 | #endif | ||
2565 | #ifdef DEBUG_RX_VERBOSE | ||
2566 | print_buffer( priv->rxbuffer->buf, len); | ||
2567 | #endif | ||
2568 | |||
2569 | #ifdef CONFIG_RTL8185B | ||
2570 | signal=(unsigned char)(((*(priv->rxringtail+3))& (0x00ff0000))>>16); | ||
2571 | signal=(signal&0xfe)>>1; // Modify by hikaru 6.6 | ||
2572 | |||
2573 | quality=(unsigned char)((*(priv->rxringtail+3)) & (0xff)); | ||
2574 | |||
2575 | stats.mac_time[0] = *(priv->rxringtail+1); | ||
2576 | stats.mac_time[1] = *(priv->rxringtail+2); | ||
2577 | rxpower =((char)(((*(priv->rxringtail+4))& (0x00ff0000))>>16))/2 - 42; | ||
2578 | RSSI = ((u8)(((*(priv->rxringtail+3)) & (0x0000ff00))>> 8)) & (0x7f); | ||
2579 | |||
2580 | #else | ||
2581 | signal=((*(priv->rxringtail+1))& (0xff0000))>>16; | ||
2582 | signal=(signal&0xfe)>>1; // Modify by hikaru 6.6 | ||
2583 | |||
2584 | quality=((*(priv->rxringtail+1)) & (0xff)); | ||
2585 | |||
2586 | stats.mac_time[0] = *(priv->rxringtail+2); | ||
2587 | stats.mac_time[1] = *(priv->rxringtail+3); | ||
2588 | #endif | ||
2589 | rate=((*(priv->rxringtail)) & | ||
2590 | ((1<<23)|(1<<22)|(1<<21)|(1<<20)))>>20; | ||
2591 | |||
2592 | stats.rate = rtl8180_rate2rate(rate); | ||
2593 | //DMESG("%d",rate); | ||
2594 | Antenna = (((*(priv->rxringtail +3))& (0x00008000)) == 0 )? 0:1 ; | ||
2595 | // printk("in rtl8180_rx():Antenna is %d\n",Antenna); | ||
2596 | //by amy for antenna | ||
2597 | if(!rtl8180_IsWirelessBMode(stats.rate)) | ||
2598 | { // OFDM rate. | ||
2599 | |||
2600 | RxAGC_dBm = rxpower+1; //bias | ||
2601 | } | ||
2602 | else | ||
2603 | { // CCK rate. | ||
2604 | RxAGC_dBm = signal;//bit 0 discard | ||
2605 | |||
2606 | LNA = (u8) (RxAGC_dBm & 0x60 ) >> 5 ; //bit 6~ bit 5 | ||
2607 | BB = (u8) (RxAGC_dBm & 0x1F); // bit 4 ~ bit 0 | ||
2608 | |||
2609 | RxAGC_dBm = -( LNA_gain[LNA] + (BB *2) ); //Pin_11b=-(LNA_gain+BB_gain) (dBm) | ||
2610 | |||
2611 | RxAGC_dBm +=4; //bias | ||
2612 | } | ||
2613 | |||
2614 | if(RxAGC_dBm & 0x80) //absolute value | ||
2615 | RXAGC= ~(RxAGC_dBm)+1; | ||
2616 | bCckRate = rtl8180_IsWirelessBMode(stats.rate); | ||
2617 | // Translate RXAGC into 1-100. | ||
2618 | if(!rtl8180_IsWirelessBMode(stats.rate)) | ||
2619 | { // OFDM rate. | ||
2620 | if(RXAGC>90) | ||
2621 | RXAGC=90; | ||
2622 | else if(RXAGC<25) | ||
2623 | RXAGC=25; | ||
2624 | RXAGC=(90-RXAGC)*100/65; | ||
2625 | } | ||
2626 | else | ||
2627 | { // CCK rate. | ||
2628 | if(RXAGC>95) | ||
2629 | RXAGC=95; | ||
2630 | else if(RXAGC<30) | ||
2631 | RXAGC=30; | ||
2632 | RXAGC=(95-RXAGC)*100/65; | ||
2633 | } | ||
2634 | priv->SignalStrength = (u8)RXAGC; | ||
2635 | priv->RecvSignalPower = RxAGC_dBm ; // It can use directly by SD3 CMLin | ||
2636 | priv->RxPower = rxpower; | ||
2637 | priv->RSSI = RSSI; | ||
2638 | //{by amy 080312 | ||
2639 | // SQ translation formular is provided by SD3 DZ. 2006.06.27, by rcnjko. | ||
2640 | if(quality >= 127) | ||
2641 | quality = 1;//0; //0 will cause epc to show signal zero , walk aroud now; | ||
2642 | else if(quality < 27) | ||
2643 | quality = 100; | ||
2644 | else | ||
2645 | quality = 127 - quality; | ||
2646 | priv->SignalQuality = quality; | ||
2647 | if(!priv->card_8185) | ||
2648 | printk("check your card type\n"); | ||
2649 | |||
2650 | stats.signal = (u8)quality;//priv->wstats.qual.level = priv->SignalStrength; | ||
2651 | stats.signalstrength = RXAGC; | ||
2652 | if(stats.signalstrength > 100) | ||
2653 | stats.signalstrength = 100; | ||
2654 | stats.signalstrength = (stats.signalstrength * 70)/100 + 30; | ||
2655 | // printk("==========================>rx : RXAGC is %d,signalstrength is %d\n",RXAGC,stats.signalstrength); | ||
2656 | stats.rssi = priv->wstats.qual.qual = priv->SignalQuality; | ||
2657 | stats.noise = priv->wstats.qual.noise = 100 - priv ->wstats.qual.qual; | ||
2658 | //by amy 080312} | ||
2659 | bHwError = (((*(priv->rxringtail))& (0x00000fff)) == 4080)| (((*(priv->rxringtail))& (0x04000000)) != 0 ) | ||
2660 | | (((*(priv->rxringtail))& (0x08000000)) != 0 )| (((~(*(priv->rxringtail)))& (0x10000000)) != 0 )| (((~(*(priv->rxringtail)))& (0x20000000)) != 0 ); | ||
2661 | bCRC = ((*(priv->rxringtail)) & (0x00002000)) >> 13; | ||
2662 | bICV = ((*(priv->rxringtail)) & (0x00001000)) >> 12; | ||
2663 | hdr = (struct ieee80211_hdr *)priv->rxbuffer->buf; | ||
2664 | fc = le16_to_cpu(hdr->frame_ctl); | ||
2665 | type = WLAN_FC_GET_TYPE(fc); | ||
2666 | |||
2667 | if((IEEE80211_FTYPE_CTL != type) && | ||
2668 | (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3)) | ||
2669 | && (!bHwError) && (!bCRC)&& (!bICV)) | ||
2670 | { | ||
2671 | //by amy 080312 | ||
2672 | // Perform signal smoothing for dynamic mechanism on demand. | ||
2673 | // This is different with PerformSignalSmoothing8185 in smoothing fomula. | ||
2674 | // No dramatic adjustion is apply because dynamic mechanism need some degree | ||
2675 | // of correctness. 2007.01.23, by shien chang. | ||
2676 | PerformUndecoratedSignalSmoothing8185(priv,bCckRate); | ||
2677 | // | ||
2678 | // For good-looking singal strength. | ||
2679 | // | ||
2680 | SignalStrengthIndex = NetgearSignalStrengthTranslate( | ||
2681 | priv->LastSignalStrengthInPercent, | ||
2682 | priv->SignalStrength); | ||
2683 | |||
2684 | priv->LastSignalStrengthInPercent = SignalStrengthIndex; | ||
2685 | priv->Stats_SignalStrength = TranslateToDbm8185((u8)SignalStrengthIndex); | ||
2686 | // | ||
2687 | // We need more correct power of received packets and the "SignalStrength" of RxStats is beautified, | ||
2688 | // so we record the correct power here. | ||
2689 | // | ||
2690 | priv->Stats_SignalQuality =(long) (priv->Stats_SignalQuality * 5 + (long)priv->SignalQuality + 5) / 6; | ||
2691 | priv->Stats_RecvSignalPower = (long)(priv->Stats_RecvSignalPower * 5 + priv->RecvSignalPower -1) / 6; | ||
2692 | |||
2693 | // Figure out which antenna that received the lasted packet. | ||
2694 | priv->LastRxPktAntenna = Antenna ? 1 : 0; // 0: aux, 1: main. | ||
2695 | //by amy 080312 | ||
2696 | SwAntennaDiversityRxOk8185(dev, priv->SignalStrength); | ||
2697 | } | ||
2698 | |||
2699 | //by amy for antenna | ||
2700 | |||
2701 | |||
2702 | |||
2703 | |||
2704 | |||
2705 | |||
2706 | #ifndef DUMMY_RX | ||
2707 | if(first){ | ||
2708 | if(!priv->rx_skb_complete){ | ||
2709 | /* seems that HW sometimes fails to reiceve and | ||
2710 | doesn't provide the last descriptor */ | ||
2711 | #ifdef DEBUG_RX_SKB | ||
2712 | DMESG("going to free incomplete skb"); | ||
2713 | #endif | ||
2714 | dev_kfree_skb_any(priv->rx_skb); | ||
2715 | priv->stats.rxnolast++; | ||
2716 | #ifdef DEBUG_RX_SKB | ||
2717 | DMESG("free incomplete skb OK"); | ||
2718 | #endif | ||
2719 | } | ||
2720 | /* support for prism header has been originally added by Christian */ | ||
2721 | if(priv->prism_hdr && priv->ieee80211->iw_mode == IW_MODE_MONITOR){ | ||
2722 | |||
2723 | #if 0 | ||
2724 | priv->rx_skb = dev_alloc_skb(len+2+PRISM_HDR_SIZE); | ||
2725 | if(! priv->rx_skb) goto drop; | ||
2726 | |||
2727 | prism_hdr = (u32*) skb_put(priv->rx_skb,PRISM_HDR_SIZE); | ||
2728 | prism_hdr[0]=htonl(0x80211001); //version | ||
2729 | prism_hdr[1]=htonl(0x40); //length | ||
2730 | prism_hdr[2]=htonl(stats.mac_time[1]); //mactime (HIGH) | ||
2731 | prism_hdr[3]=htonl(stats.mac_time[0]); //mactime (LOW) | ||
2732 | rdtsc(prism_hdr[5], prism_hdr[4]); //hostime (LOW+HIGH) | ||
2733 | prism_hdr[4]=htonl(prism_hdr[4]); //Byte-Order aendern | ||
2734 | prism_hdr[5]=htonl(prism_hdr[5]); //Byte-Order aendern | ||
2735 | prism_hdr[6]=0x00; //phytype | ||
2736 | prism_hdr[7]=htonl(priv->chan); //channel | ||
2737 | prism_hdr[8]=htonl(stats.rate); //datarate | ||
2738 | prism_hdr[9]=0x00; //antenna | ||
2739 | prism_hdr[10]=0x00; //priority | ||
2740 | prism_hdr[11]=0x00; //ssi_type | ||
2741 | prism_hdr[12]=htonl(stats.signal); //ssi_signal | ||
2742 | prism_hdr[13]=htonl(stats.noise); //ssi_noise | ||
2743 | prism_hdr[14]=0x00; //preamble | ||
2744 | prism_hdr[15]=0x00; //encoding | ||
2745 | |||
2746 | #endif | ||
2747 | }else{ | ||
2748 | priv->rx_skb = dev_alloc_skb(len+2); | ||
2749 | if( !priv->rx_skb) goto drop; | ||
2750 | #ifdef DEBUG_RX_SKB | ||
2751 | DMESG("Alloc initial skb %x",len+2); | ||
2752 | #endif | ||
2753 | } | ||
2754 | |||
2755 | priv->rx_skb_complete=0; | ||
2756 | priv->rx_skb->dev=dev; | ||
2757 | }else{ | ||
2758 | /* if we are here we should have already RXed | ||
2759 | * the first frame. | ||
2760 | * If we get here and the skb is not allocated then | ||
2761 | * we have just throw out garbage (skb not allocated) | ||
2762 | * and we are still rxing garbage.... | ||
2763 | */ | ||
2764 | if(!priv->rx_skb_complete){ | ||
2765 | |||
2766 | tmp_skb= dev_alloc_skb(priv->rx_skb->len +len+2); | ||
2767 | |||
2768 | if(!tmp_skb) goto drop; | ||
2769 | |||
2770 | tmp_skb->dev=dev; | ||
2771 | #ifdef DEBUG_RX_SKB | ||
2772 | DMESG("Realloc skb %x",len+2); | ||
2773 | #endif | ||
2774 | |||
2775 | #ifdef DEBUG_RX_SKB | ||
2776 | DMESG("going copy prev frag %x",priv->rx_skb->len); | ||
2777 | #endif | ||
2778 | memcpy(skb_put(tmp_skb,priv->rx_skb->len), | ||
2779 | priv->rx_skb->data, | ||
2780 | priv->rx_skb->len); | ||
2781 | #ifdef DEBUG_RX_SKB | ||
2782 | DMESG("skb copy prev frag complete"); | ||
2783 | #endif | ||
2784 | |||
2785 | dev_kfree_skb_any(priv->rx_skb); | ||
2786 | #ifdef DEBUG_RX_SKB | ||
2787 | DMESG("prev skb free ok"); | ||
2788 | #endif | ||
2789 | |||
2790 | priv->rx_skb=tmp_skb; | ||
2791 | } | ||
2792 | } | ||
2793 | #ifdef DEBUG_RX_SKB | ||
2794 | DMESG("going to copy current payload %x",len); | ||
2795 | #endif | ||
2796 | if(!priv->rx_skb_complete) { | ||
2797 | #ifdef CONFIG_RTL8185B | ||
2798 | if(padding) { | ||
2799 | memcpy(skb_put(priv->rx_skb,len), | ||
2800 | (((unsigned char *)priv->rxbuffer->buf) + 2),len); | ||
2801 | } else { | ||
2802 | #endif | ||
2803 | memcpy(skb_put(priv->rx_skb,len), | ||
2804 | priv->rxbuffer->buf,len); | ||
2805 | #ifdef CONFIG_RTL8185B | ||
2806 | } | ||
2807 | #endif | ||
2808 | } | ||
2809 | #ifdef DEBUG_RX_SKB | ||
2810 | DMESG("current fragment skb copy complete"); | ||
2811 | #endif | ||
2812 | |||
2813 | if(last && !priv->rx_skb_complete){ | ||
2814 | |||
2815 | #ifdef DEBUG_RX_SKB | ||
2816 | DMESG("Got last fragment"); | ||
2817 | #endif | ||
2818 | |||
2819 | if(priv->rx_skb->len > 4) | ||
2820 | skb_trim(priv->rx_skb,priv->rx_skb->len-4); | ||
2821 | #ifdef DEBUG_RX_SKB | ||
2822 | DMESG("yanked out crc, passing to the upper layer"); | ||
2823 | #endif | ||
2824 | |||
2825 | #ifndef RX_DONT_PASS_UL | ||
2826 | if(!ieee80211_rx(priv->ieee80211, | ||
2827 | priv->rx_skb, &stats)){ | ||
2828 | #ifdef DEBUG_RX | ||
2829 | DMESGW("Packet not consumed"); | ||
2830 | #endif | ||
2831 | #endif // RX_DONT_PASS_UL | ||
2832 | |||
2833 | dev_kfree_skb_any(priv->rx_skb); | ||
2834 | #ifndef RX_DONT_PASS_UL | ||
2835 | } | ||
2836 | #endif | ||
2837 | #ifdef DEBUG_RX | ||
2838 | else{ | ||
2839 | DMESG("Rcv frag"); | ||
2840 | } | ||
2841 | #endif | ||
2842 | priv->rx_skb_complete=1; | ||
2843 | } | ||
2844 | |||
2845 | #endif //DUMMY_RX | ||
2846 | |||
2847 | pci_dma_sync_single_for_device(priv->pdev, | ||
2848 | priv->rxbuffer->dma, | ||
2849 | priv->rxbuffersize * \ | ||
2850 | sizeof(u8), | ||
2851 | PCI_DMA_FROMDEVICE); | ||
2852 | |||
2853 | |||
2854 | drop: // this is used when we have not enought mem | ||
2855 | |||
2856 | /* restore the descriptor */ | ||
2857 | *(priv->rxringtail+2)=priv->rxbuffer->dma; | ||
2858 | *(priv->rxringtail)=*(priv->rxringtail) &~ 0xfff; | ||
2859 | *(priv->rxringtail)= | ||
2860 | *(priv->rxringtail) | priv->rxbuffersize; | ||
2861 | |||
2862 | *(priv->rxringtail)= | ||
2863 | *(priv->rxringtail) | (1<<31); | ||
2864 | //^empty descriptor | ||
2865 | |||
2866 | //wmb(); | ||
2867 | |||
2868 | #ifdef DEBUG_RX | ||
2869 | DMESG("Current descriptor: %x",(u32)priv->rxringtail); | ||
2870 | #endif | ||
2871 | //unsigned long flags; | ||
2872 | //spin_lock_irqsave(&priv->irq_lock,flags); | ||
2873 | |||
2874 | priv->rxringtail+=rx_desc_size; | ||
2875 | if(priv->rxringtail >= | ||
2876 | (priv->rxring)+(priv->rxringcount )*rx_desc_size) | ||
2877 | priv->rxringtail=priv->rxring; | ||
2878 | |||
2879 | //spin_unlock_irqrestore(&priv->irq_lock,flags); | ||
2880 | |||
2881 | |||
2882 | priv->rxbuffer=(priv->rxbuffer->next); | ||
2883 | |||
2884 | } | ||
2885 | |||
2886 | |||
2887 | |||
2888 | // if(get_curr_tx_free_desc(dev,priority)) | ||
2889 | // ieee80211_sta_ps_sleep(priv->ieee80211, &tmp, &tmp2); | ||
2890 | |||
2891 | |||
2892 | |||
2893 | } | ||
2894 | |||
2895 | |||
2896 | void rtl8180_dma_kick(struct net_device *dev, int priority) | ||
2897 | { | ||
2898 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2899 | |||
2900 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
2901 | /* | ||
2902 | |||
2903 | switch(priority){ | ||
2904 | |||
2905 | case LOW_PRIORITY: | ||
2906 | |||
2907 | write_nic_byte(dev,TX_DMA_POLLING, | ||
2908 | (1<< TX_DMA_POLLING_LOWPRIORITY_SHIFT) | | ||
2909 | priv->dma_poll_mask); | ||
2910 | break; | ||
2911 | |||
2912 | case NORM_PRIORITY: | ||
2913 | |||
2914 | write_nic_byte(dev,TX_DMA_POLLING, | ||
2915 | (1<< TX_DMA_POLLING_NORMPRIORITY_SHIFT) | | ||
2916 | priv->dma_poll_mask); | ||
2917 | break; | ||
2918 | |||
2919 | case HI_PRIORITY: | ||
2920 | |||
2921 | write_nic_byte(dev,TX_DMA_POLLING, | ||
2922 | (1<< TX_DMA_POLLING_HIPRIORITY_SHIFT) | | ||
2923 | priv->dma_poll_mask); | ||
2924 | break; | ||
2925 | |||
2926 | } | ||
2927 | */ | ||
2928 | write_nic_byte(dev, TX_DMA_POLLING, | ||
2929 | (1 << (priority + 1)) | priv->dma_poll_mask); | ||
2930 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
2931 | |||
2932 | force_pci_posting(dev); | ||
2933 | } | ||
2934 | |||
2935 | #if 0 | ||
2936 | void rtl8180_tx_queues_stop(struct net_device *dev) | ||
2937 | { | ||
2938 | //struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2939 | u8 dma_poll_mask = (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); | ||
2940 | dma_poll_mask |= (1<<TX_DMA_STOP_HIPRIORITY_SHIFT); | ||
2941 | dma_poll_mask |= (1<<TX_DMA_STOP_NORMPRIORITY_SHIFT); | ||
2942 | dma_poll_mask |= (1<<TX_DMA_STOP_BEACON_SHIFT); | ||
2943 | |||
2944 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
2945 | write_nic_byte(dev,TX_DMA_POLLING,dma_poll_mask); | ||
2946 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
2947 | } | ||
2948 | #endif | ||
2949 | |||
2950 | void rtl8180_data_hard_stop(struct net_device *dev) | ||
2951 | { | ||
2952 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2953 | |||
2954 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
2955 | #ifdef CONFIG_RTL8185B | ||
2956 | priv->dma_poll_stop_mask |= TPPOLLSTOP_AC_VIQ; | ||
2957 | write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask); | ||
2958 | #else | ||
2959 | priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); | ||
2960 | write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); | ||
2961 | #endif | ||
2962 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
2963 | } | ||
2964 | |||
2965 | |||
2966 | void rtl8180_data_hard_resume(struct net_device *dev) | ||
2967 | { | ||
2968 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2969 | |||
2970 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
2971 | #ifdef CONFIG_RTL8185B | ||
2972 | priv->dma_poll_stop_mask &= ~(TPPOLLSTOP_AC_VIQ); | ||
2973 | write_nic_byte(dev,TPPollStop, priv->dma_poll_stop_mask); | ||
2974 | #else | ||
2975 | priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT); | ||
2976 | write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask); | ||
2977 | #endif | ||
2978 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
2979 | } | ||
2980 | |||
2981 | |||
2982 | /* this function TX data frames when the ieee80211 stack requires this. | ||
2983 | * It checks also if we need to stop the ieee tx queue, eventually do it | ||
2984 | */ | ||
2985 | void rtl8180_hard_data_xmit(struct sk_buff *skb,struct net_device *dev, int | ||
2986 | rate) | ||
2987 | { | ||
2988 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
2989 | int mode; | ||
2990 | struct ieee80211_hdr_3addr *h = (struct ieee80211_hdr_3addr *) skb->data; | ||
2991 | short morefrag = (h->frame_ctl) & IEEE80211_FCTL_MOREFRAGS; | ||
2992 | unsigned long flags; | ||
2993 | int priority; | ||
2994 | //static int count = 0; | ||
2995 | |||
2996 | mode = priv->ieee80211->iw_mode; | ||
2997 | |||
2998 | rate = ieeerate2rtlrate(rate); | ||
2999 | /* | ||
3000 | * This function doesn't require lock because we make | ||
3001 | * sure it's called with the tx_lock already acquired. | ||
3002 | * this come from the kernel's hard_xmit callback (trought | ||
3003 | * the ieee stack, or from the try_wake_queue (again trought | ||
3004 | * the ieee stack. | ||
3005 | */ | ||
3006 | #ifdef CONFIG_RTL8185B | ||
3007 | priority = AC2Q(skb->priority); | ||
3008 | #else | ||
3009 | priority = LOW_PRIORITY; | ||
3010 | #endif | ||
3011 | spin_lock_irqsave(&priv->tx_lock,flags); | ||
3012 | |||
3013 | if(priv->ieee80211->bHwRadioOff) | ||
3014 | { | ||
3015 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3016 | |||
3017 | return; | ||
3018 | } | ||
3019 | |||
3020 | //printk(KERN_WARNING "priority = %d@%d\n", priority, count++); | ||
3021 | if (!check_nic_enought_desc(dev, priority)){ | ||
3022 | //DMESG("Error: no descriptor left by previous TX (avail %d) ", | ||
3023 | // get_curr_tx_free_desc(dev, priority)); | ||
3024 | DMESGW("Error: no descriptor left by previous TX (avail %d) ", | ||
3025 | get_curr_tx_free_desc(dev, priority)); | ||
3026 | //printk(KERN_WARNING "==============================================================> \n"); | ||
3027 | ieee80211_stop_queue(priv->ieee80211); | ||
3028 | } | ||
3029 | rtl8180_tx(dev, skb->data, skb->len, priority, morefrag,0,rate); | ||
3030 | if (!check_nic_enought_desc(dev, priority)) | ||
3031 | ieee80211_stop_queue(priv->ieee80211); | ||
3032 | |||
3033 | //dev_kfree_skb_any(skb); | ||
3034 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3035 | |||
3036 | } | ||
3037 | |||
3038 | /* This is a rough attempt to TX a frame | ||
3039 | * This is called by the ieee 80211 stack to TX management frames. | ||
3040 | * If the ring is full packet are dropped (for data frame the queue | ||
3041 | * is stopped before this can happen). For this reason it is better | ||
3042 | * if the descriptors are larger than the largest management frame | ||
3043 | * we intend to TX: i'm unsure what the HW does if it will not found | ||
3044 | * the last fragment of a frame because it has been dropped... | ||
3045 | * Since queues for Management and Data frames are different we | ||
3046 | * might use a different lock than tx_lock (for example mgmt_tx_lock) | ||
3047 | */ | ||
3048 | /* these function may loops if invoked with 0 descriptors or 0 len buffer*/ | ||
3049 | int rtl8180_hard_start_xmit(struct sk_buff *skb,struct net_device *dev) | ||
3050 | { | ||
3051 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
3052 | |||
3053 | unsigned long flags; | ||
3054 | |||
3055 | int priority; | ||
3056 | |||
3057 | #ifdef CONFIG_RTL8185B | ||
3058 | priority = MANAGE_PRIORITY; | ||
3059 | #else | ||
3060 | priority = NORM_PRIORITY; | ||
3061 | #endif | ||
3062 | |||
3063 | spin_lock_irqsave(&priv->tx_lock,flags); | ||
3064 | |||
3065 | if(priv->ieee80211->bHwRadioOff) | ||
3066 | { | ||
3067 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3068 | |||
3069 | dev_kfree_skb_any(skb); | ||
3070 | return 0; | ||
3071 | } | ||
3072 | |||
3073 | rtl8180_tx(dev, skb->data, skb->len, priority, | ||
3074 | 0, 0,ieeerate2rtlrate(priv->ieee80211->basic_rate)); | ||
3075 | |||
3076 | priv->ieee80211->stats.tx_bytes+=skb->len; | ||
3077 | priv->ieee80211->stats.tx_packets++; | ||
3078 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3079 | |||
3080 | dev_kfree_skb_any(skb); | ||
3081 | return 0; | ||
3082 | } | ||
3083 | |||
3084 | // longpre 144+48 shortpre 72+24 | ||
3085 | u16 rtl8180_len2duration(u32 len, short rate,short* ext) | ||
3086 | { | ||
3087 | u16 duration; | ||
3088 | u16 drift; | ||
3089 | *ext=0; | ||
3090 | |||
3091 | switch(rate){ | ||
3092 | case 0://1mbps | ||
3093 | *ext=0; | ||
3094 | duration = ((len+4)<<4) /0x2; | ||
3095 | drift = ((len+4)<<4) % 0x2; | ||
3096 | if(drift ==0 ) break; | ||
3097 | duration++; | ||
3098 | break; | ||
3099 | |||
3100 | case 1://2mbps | ||
3101 | *ext=0; | ||
3102 | duration = ((len+4)<<4) /0x4; | ||
3103 | drift = ((len+4)<<4) % 0x4; | ||
3104 | if(drift ==0 ) break; | ||
3105 | duration++; | ||
3106 | break; | ||
3107 | |||
3108 | case 2: //5.5mbps | ||
3109 | *ext=0; | ||
3110 | duration = ((len+4)<<4) /0xb; | ||
3111 | drift = ((len+4)<<4) % 0xb; | ||
3112 | if(drift ==0 ) | ||
3113 | break; | ||
3114 | duration++; | ||
3115 | break; | ||
3116 | |||
3117 | default: | ||
3118 | case 3://11mbps | ||
3119 | *ext=0; | ||
3120 | duration = ((len+4)<<4) /0x16; | ||
3121 | drift = ((len+4)<<4) % 0x16; | ||
3122 | if(drift ==0 ) | ||
3123 | break; | ||
3124 | duration++; | ||
3125 | if(drift > 6) | ||
3126 | break; | ||
3127 | *ext=1; | ||
3128 | break; | ||
3129 | } | ||
3130 | |||
3131 | return duration; | ||
3132 | } | ||
3133 | |||
3134 | |||
3135 | void rtl8180_prepare_beacon(struct net_device *dev) | ||
3136 | { | ||
3137 | |||
3138 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
3139 | |||
3140 | struct sk_buff *skb; | ||
3141 | |||
3142 | u16 word = read_nic_word(dev, BcnItv); | ||
3143 | word &= ~BcnItv_BcnItv; // clear Bcn_Itv | ||
3144 | word |= cpu_to_le16(priv->ieee80211->current_network.beacon_interval);//0x64; | ||
3145 | write_nic_word(dev, BcnItv, word); | ||
3146 | |||
3147 | |||
3148 | skb = ieee80211_get_beacon(priv->ieee80211); | ||
3149 | if(skb){ | ||
3150 | rtl8180_tx(dev,skb->data,skb->len,BEACON_PRIORITY, | ||
3151 | 0,0,ieeerate2rtlrate(priv->ieee80211->basic_rate)); | ||
3152 | dev_kfree_skb_any(skb); | ||
3153 | } | ||
3154 | #if 0 | ||
3155 | //DMESG("size %x",len); | ||
3156 | if(*tail & (1<<31)){ | ||
3157 | |||
3158 | //DMESG("No more beacon TX desc"); | ||
3159 | return ; | ||
3160 | |||
3161 | } | ||
3162 | //while(! *tail & (1<<31)){ | ||
3163 | *tail= 0; // zeroes header | ||
3164 | |||
3165 | *tail = *tail| (1<<29) ; //fist segment of the packet | ||
3166 | *tail = (*tail) | (1<<28); // last segment | ||
3167 | // *tail = *tail | (1<<18); // this is a beacon frame | ||
3168 | *(tail+3)=*(tail+3) &~ 0xfff; | ||
3169 | *(tail+3)=*(tail+3) | len; // buffer lenght | ||
3170 | *tail = *tail |len; | ||
3171 | // zeroes the second 32-bits dword of the descriptor | ||
3172 | *(tail+1)= 0; | ||
3173 | *tail = *tail | (rate << 24); | ||
3174 | |||
3175 | duration = rtl8180_len2duration(len,rate,&ext); | ||
3176 | |||
3177 | *(tail+1) = *(tail+1) | ((duration & 0x7fff)<<16); | ||
3178 | |||
3179 | *tail = *tail | (1<<31); | ||
3180 | //^ descriptor ready to be txed | ||
3181 | if((tail - begin)/8 == priv->txbeaconcount-1) | ||
3182 | tail=begin; | ||
3183 | else | ||
3184 | tail=tail+8; | ||
3185 | //} | ||
3186 | #endif | ||
3187 | } | ||
3188 | |||
3189 | /* This function do the real dirty work: it enqueues a TX command | ||
3190 | * descriptor in the ring buffer, copyes the frame in a TX buffer | ||
3191 | * and kicks the NIC to ensure it does the DMA transfer. | ||
3192 | */ | ||
3193 | short rtl8180_tx(struct net_device *dev, u8* txbuf, int len, int priority, | ||
3194 | short morefrag, short descfrag, int rate) | ||
3195 | { | ||
3196 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3197 | u32 *tail,*temp_tail; | ||
3198 | u32 *begin; | ||
3199 | u32 *buf; | ||
3200 | int i; | ||
3201 | int remain; | ||
3202 | int buflen; | ||
3203 | int count; | ||
3204 | //u16 AckCtsTime; | ||
3205 | //u16 FrameTime; | ||
3206 | u16 duration; | ||
3207 | short ext; | ||
3208 | struct buffer* buflist; | ||
3209 | //unsigned long flags; | ||
3210 | #ifdef CONFIG_RTL8185B | ||
3211 | struct ieee80211_hdr_3addr *frag_hdr = (struct ieee80211_hdr_3addr *)txbuf; | ||
3212 | u8 dest[ETH_ALEN]; | ||
3213 | u8 bUseShortPreamble = 0; | ||
3214 | u8 bCTSEnable = 0; | ||
3215 | u8 bRTSEnable = 0; | ||
3216 | //u16 RTSRate = 22; | ||
3217 | //u8 RetryLimit = 0; | ||
3218 | u16 Duration = 0; | ||
3219 | u16 RtsDur = 0; | ||
3220 | u16 ThisFrameTime = 0; | ||
3221 | u16 TxDescDuration = 0; | ||
3222 | u8 ownbit_flag = false; //added by david woo for sync Tx, 2007.12.14 | ||
3223 | #endif | ||
3224 | |||
3225 | switch(priority) { | ||
3226 | case MANAGE_PRIORITY: | ||
3227 | tail=priv->txmapringtail; | ||
3228 | begin=priv->txmapring; | ||
3229 | buflist = priv->txmapbufstail; | ||
3230 | count = priv->txringcount; | ||
3231 | break; | ||
3232 | |||
3233 | case BK_PRIORITY: | ||
3234 | tail=priv->txbkpringtail; | ||
3235 | begin=priv->txbkpring; | ||
3236 | buflist = priv->txbkpbufstail; | ||
3237 | count = priv->txringcount; | ||
3238 | break; | ||
3239 | |||
3240 | case BE_PRIORITY: | ||
3241 | tail=priv->txbepringtail; | ||
3242 | begin=priv->txbepring; | ||
3243 | buflist = priv->txbepbufstail; | ||
3244 | count = priv->txringcount; | ||
3245 | break; | ||
3246 | |||
3247 | case VI_PRIORITY: | ||
3248 | tail=priv->txvipringtail; | ||
3249 | begin=priv->txvipring; | ||
3250 | buflist = priv->txvipbufstail; | ||
3251 | count = priv->txringcount; | ||
3252 | break; | ||
3253 | |||
3254 | case VO_PRIORITY: | ||
3255 | tail=priv->txvopringtail; | ||
3256 | begin=priv->txvopring; | ||
3257 | buflist = priv->txvopbufstail; | ||
3258 | count = priv->txringcount; | ||
3259 | break; | ||
3260 | |||
3261 | case HI_PRIORITY: | ||
3262 | tail=priv->txhpringtail; | ||
3263 | begin=priv->txhpring; | ||
3264 | buflist = priv->txhpbufstail; | ||
3265 | count = priv->txringcount; | ||
3266 | break; | ||
3267 | |||
3268 | case BEACON_PRIORITY: | ||
3269 | tail=priv->txbeaconringtail; | ||
3270 | begin=priv->txbeaconring; | ||
3271 | buflist = priv->txbeaconbufstail; | ||
3272 | count = priv->txbeaconcount; | ||
3273 | break; | ||
3274 | |||
3275 | default: | ||
3276 | return -1; | ||
3277 | break; | ||
3278 | } | ||
3279 | |||
3280 | //printk("in rtl8180_tx(): rate is %d\n",priv->ieee80211->rate); | ||
3281 | #if 1 | ||
3282 | memcpy(&dest, frag_hdr->addr1, ETH_ALEN); | ||
3283 | if (is_multicast_ether_addr(dest) || | ||
3284 | is_broadcast_ether_addr(dest)) | ||
3285 | { | ||
3286 | Duration = 0; | ||
3287 | RtsDur = 0; | ||
3288 | bRTSEnable = 0; | ||
3289 | bCTSEnable = 0; | ||
3290 | |||
3291 | ThisFrameTime = ComputeTxTime(len + sCrcLng, rtl8180_rate2rate(rate), 0, bUseShortPreamble); | ||
3292 | TxDescDuration = ThisFrameTime; | ||
3293 | } else {// Unicast packet | ||
3294 | //u8 AckRate; | ||
3295 | u16 AckTime; | ||
3296 | |||
3297 | //YJ,add,080828,for Keep alive | ||
3298 | priv->NumTxUnicast++; | ||
3299 | |||
3300 | // Figure out ACK rate according to BSS basic rate and Tx rate, 2006.03.08 by rcnjko. | ||
3301 | //AckRate = ComputeAckRate( pMgntInfo->mBrates, (u1Byte)(pTcb->DataRate) ); | ||
3302 | // Figure out ACK time according to the AckRate and assume long preamble is used on receiver, 2006.03.08, by rcnjko. | ||
3303 | //AckTime = ComputeTxTime( sAckCtsLng/8, AckRate, FALSE, FALSE); | ||
3304 | //For simplicity, just use the 1M basic rate | ||
3305 | //AckTime = ComputeTxTime(14, 540,0, 0); // AckCTSLng = 14 use 1M bps send | ||
3306 | AckTime = ComputeTxTime(14, 10,0, 0); // AckCTSLng = 14 use 1M bps send | ||
3307 | //AckTime = ComputeTxTime(14, 2,false, false); // AckCTSLng = 14 use 1M bps send | ||
3308 | |||
3309 | if ( ((len + sCrcLng) > priv->rts) && priv->rts ) | ||
3310 | { // RTS/CTS. | ||
3311 | u16 RtsTime, CtsTime; | ||
3312 | //u16 CtsRate; | ||
3313 | bRTSEnable = 1; | ||
3314 | bCTSEnable = 0; | ||
3315 | |||
3316 | // Rate and time required for RTS. | ||
3317 | RtsTime = ComputeTxTime( sAckCtsLng/8,priv->ieee80211->basic_rate, 0, 0); | ||
3318 | // Rate and time required for CTS. | ||
3319 | CtsTime = ComputeTxTime(14, 10,0, 0); // AckCTSLng = 14 use 1M bps send | ||
3320 | |||
3321 | // Figure out time required to transmit this frame. | ||
3322 | ThisFrameTime = ComputeTxTime(len + sCrcLng, | ||
3323 | rtl8180_rate2rate(rate), | ||
3324 | 0, | ||
3325 | bUseShortPreamble); | ||
3326 | |||
3327 | // RTS-CTS-ThisFrame-ACK. | ||
3328 | RtsDur = CtsTime + ThisFrameTime + AckTime + 3*aSifsTime; | ||
3329 | |||
3330 | TxDescDuration = RtsTime + RtsDur; | ||
3331 | } | ||
3332 | else {// Normal case. | ||
3333 | bCTSEnable = 0; | ||
3334 | bRTSEnable = 0; | ||
3335 | RtsDur = 0; | ||
3336 | |||
3337 | ThisFrameTime = ComputeTxTime(len + sCrcLng, rtl8180_rate2rate(rate), 0, bUseShortPreamble); | ||
3338 | TxDescDuration = ThisFrameTime + aSifsTime + AckTime; | ||
3339 | } | ||
3340 | |||
3341 | if(!(frag_hdr->frame_ctl & IEEE80211_FCTL_MOREFRAGS)) { //no more fragment | ||
3342 | // ThisFrame-ACK. | ||
3343 | Duration = aSifsTime + AckTime; | ||
3344 | } else { // One or more fragments remained. | ||
3345 | u16 NextFragTime; | ||
3346 | NextFragTime = ComputeTxTime( len + sCrcLng, //pretend following packet length equal current packet | ||
3347 | rtl8180_rate2rate(rate), | ||
3348 | 0, | ||
3349 | bUseShortPreamble ); | ||
3350 | |||
3351 | //ThisFrag-ACk-NextFrag-ACK. | ||
3352 | Duration = NextFragTime + 3*aSifsTime + 2*AckTime; | ||
3353 | } | ||
3354 | |||
3355 | } // End of Unicast packet | ||
3356 | |||
3357 | frag_hdr->duration_id = Duration; | ||
3358 | #endif | ||
3359 | |||
3360 | buflen=priv->txbuffsize; | ||
3361 | remain=len; | ||
3362 | temp_tail = tail; | ||
3363 | //printk("================================>buflen = %d, remain = %d!\n", buflen,remain); | ||
3364 | while(remain!=0){ | ||
3365 | #ifdef DEBUG_TX_FRAG | ||
3366 | DMESG("TX iteration"); | ||
3367 | #endif | ||
3368 | #ifdef DEBUG_TX | ||
3369 | DMESG("TX: filling descriptor %x",(u32)tail); | ||
3370 | #endif | ||
3371 | mb(); | ||
3372 | if(!buflist){ | ||
3373 | DMESGE("TX buffer error, cannot TX frames. pri %d.", priority); | ||
3374 | //spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3375 | return -1; | ||
3376 | } | ||
3377 | buf=buflist->buf; | ||
3378 | |||
3379 | if( (*tail & (1<<31)) && (priority != BEACON_PRIORITY)){ | ||
3380 | |||
3381 | DMESGW("No more TX desc, returning %x of %x", | ||
3382 | remain,len); | ||
3383 | priv->stats.txrdu++; | ||
3384 | #ifdef DEBUG_TX_DESC | ||
3385 | check_tx_ring(dev,priority); | ||
3386 | // netif_stop_queue(dev); | ||
3387 | // netif_carrier_off(dev); | ||
3388 | #endif | ||
3389 | // spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3390 | |||
3391 | return remain; | ||
3392 | |||
3393 | } | ||
3394 | |||
3395 | *tail= 0; // zeroes header | ||
3396 | *(tail+1) = 0; | ||
3397 | *(tail+3) = 0; | ||
3398 | *(tail+5) = 0; | ||
3399 | *(tail+6) = 0; | ||
3400 | *(tail+7) = 0; | ||
3401 | |||
3402 | if(priv->card_8185){ | ||
3403 | //FIXME: this should be triggered by HW encryption parameters. | ||
3404 | *tail |= (1<<15); //no encrypt | ||
3405 | // *tail |= (1<<30); //raise int when completed | ||
3406 | } | ||
3407 | // *tail = *tail | (1<<16); | ||
3408 | if(remain==len && !descfrag) { | ||
3409 | ownbit_flag = false; //added by david woo,2007.12.14 | ||
3410 | #ifdef DEBUG_TX_FRAG | ||
3411 | DMESG("First descriptor"); | ||
3412 | #endif | ||
3413 | *tail = *tail| (1<<29) ; //fist segment of the packet | ||
3414 | *tail = *tail |(len); | ||
3415 | } else { | ||
3416 | ownbit_flag = true; | ||
3417 | } | ||
3418 | |||
3419 | for(i=0;i<buflen&& remain >0;i++,remain--){ | ||
3420 | ((u8*)buf)[i]=txbuf[i]; //copy data into descriptor pointed DMAble buffer | ||
3421 | if(remain == 4 && i+4 >= buflen) break; | ||
3422 | /* ensure the last desc has at least 4 bytes payload */ | ||
3423 | |||
3424 | } | ||
3425 | txbuf = txbuf + i; | ||
3426 | *(tail+3)=*(tail+3) &~ 0xfff; | ||
3427 | *(tail+3)=*(tail+3) | i; // buffer lenght | ||
3428 | // Use short preamble or not | ||
3429 | if (priv->ieee80211->current_network.capability&WLAN_CAPABILITY_SHORT_PREAMBLE) | ||
3430 | if (priv->plcp_preamble_mode==1 && rate!=0) // short mode now, not long! | ||
3431 | // *tail |= (1<<16); // enable short preamble mode. | ||
3432 | |||
3433 | #ifdef CONFIG_RTL8185B | ||
3434 | if(bCTSEnable) { | ||
3435 | *tail |= (1<<18); | ||
3436 | } | ||
3437 | |||
3438 | if(bRTSEnable) //rts enable | ||
3439 | { | ||
3440 | *tail |= ((ieeerate2rtlrate(priv->ieee80211->basic_rate))<<19);//RTS RATE | ||
3441 | *tail |= (1<<23);//rts enable | ||
3442 | *(tail+1) |=(RtsDur&0xffff);//RTS Duration | ||
3443 | } | ||
3444 | *(tail+3) |= ((TxDescDuration&0xffff)<<16); //DURATION | ||
3445 | // *(tail+3) |= (0xe6<<16); | ||
3446 | *(tail+5) |= (11<<8);//(priv->retry_data<<8); //retry lim ; | ||
3447 | #else | ||
3448 | //Use RTS or not | ||
3449 | #ifdef CONFIG_RTL8187B | ||
3450 | if ( (len>priv->rts) && priv->rts && priority!=MANAGE_PRIORITY){ | ||
3451 | #else | ||
3452 | if ( (len>priv->rts) && priv->rts && priority==LOW_PRIORITY){ | ||
3453 | #endif | ||
3454 | *tail |= (1<<23); //enalbe RTS function | ||
3455 | *tail |= (0<<19); //use 1M bps send RTS packet | ||
3456 | AckCtsTime = ComputeTxTime(14, 10,0, 0); // AckCTSLng = 14 use 1M bps send | ||
3457 | FrameTime = ComputeTxTime(len + 4, rtl8180_rate2rate(rate), 0, *tail&(1<<16)); | ||
3458 | // RTS/CTS time is calculate as follow | ||
3459 | duration = FrameTime + 3*10 + 2*AckCtsTime; //10us is the SifsTime; | ||
3460 | *(tail+1) |= duration; //Need to edit here! ----hikaru | ||
3461 | }else{ | ||
3462 | *(tail+1)= 0; // zeroes the second 32-bits dword of the descriptor | ||
3463 | } | ||
3464 | #endif | ||
3465 | |||
3466 | *tail = *tail | ((rate&0xf) << 24); | ||
3467 | //DMESG("rate %d",rate); | ||
3468 | |||
3469 | if(priv->card_8185){ | ||
3470 | |||
3471 | #if 0 | ||
3472 | *(tail+5)&= ~(1<<24); /* tx ant 0 */ | ||
3473 | |||
3474 | *(tail+5) &= ~(1<<23); /* random tx agc 23-16 */ | ||
3475 | *(tail+5) |= (1<<22)|(1<<21)|(1<<20)|(1<<19)|(1<<18)|(1<<17)|(1<<16); | ||
3476 | |||
3477 | *(tail+5) &= | ||
3478 | ~((1<<15)|(1<<14)|(1<<13)|(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8)); | ||
3479 | *(tail+5) |= (7<<8); // Max retry limit | ||
3480 | |||
3481 | *(tail+5) &= ~((1<<7)|(1<<6)|(1<<5)|(1<<4)|(1<<3)|(1<<2)|(1<<1)|(1<<0)); | ||
3482 | *(tail+5) |= (8<<4); // Max contention window | ||
3483 | *(tail+6) |= 4; // Min contention window | ||
3484 | #endif | ||
3485 | // *(tail+5) = 0; | ||
3486 | } | ||
3487 | |||
3488 | /* hw_plcp_len is not used for rtl8180 chip */ | ||
3489 | /* FIXME */ | ||
3490 | if(priv->card_8185 == 0 || !priv->hw_plcp_len){ | ||
3491 | |||
3492 | duration = rtl8180_len2duration(len, | ||
3493 | rate,&ext); | ||
3494 | |||
3495 | |||
3496 | #ifdef DEBUG_TX | ||
3497 | DMESG("PLCP duration %d",duration ); | ||
3498 | //DMESG("drift %d",drift); | ||
3499 | DMESG("extension %s", (ext==1) ? "on":"off"); | ||
3500 | #endif | ||
3501 | *(tail+1) = *(tail+1) | ((duration & 0x7fff)<<16); | ||
3502 | if(ext) *(tail+1) = *(tail+1) |(1<<31); //plcp length extension | ||
3503 | } | ||
3504 | |||
3505 | if(morefrag) *tail = (*tail) | (1<<17); // more fragment | ||
3506 | if(!remain) *tail = (*tail) | (1<<28); // last segment of frame | ||
3507 | |||
3508 | #ifdef DEBUG_TX_FRAG | ||
3509 | if(!remain)DMESG("Last descriptor"); | ||
3510 | if(morefrag)DMESG("More frag"); | ||
3511 | #endif | ||
3512 | *(tail+5) = *(tail+5)|(2<<27); | ||
3513 | *(tail+7) = *(tail+7)|(1<<4); | ||
3514 | |||
3515 | wmb(); | ||
3516 | if(ownbit_flag) | ||
3517 | { | ||
3518 | *tail = *tail | (1<<31); // descriptor ready to be txed | ||
3519 | } | ||
3520 | |||
3521 | #ifdef DEBUG_TX_DESC2 | ||
3522 | printk("tx desc is:\n"); | ||
3523 | DMESG("%8x %8x %8x %8x %8x %8x %8x %8x", tail[0], tail[1], tail[2], tail[3], | ||
3524 | tail[4], tail[5], tail[6], tail[7]); | ||
3525 | #endif | ||
3526 | |||
3527 | if((tail - begin)/8 == count-1) | ||
3528 | tail=begin; | ||
3529 | |||
3530 | else | ||
3531 | tail=tail+8; | ||
3532 | |||
3533 | buflist=buflist->next; | ||
3534 | |||
3535 | mb(); | ||
3536 | |||
3537 | switch(priority) { | ||
3538 | case MANAGE_PRIORITY: | ||
3539 | priv->txmapringtail=tail; | ||
3540 | priv->txmapbufstail=buflist; | ||
3541 | break; | ||
3542 | |||
3543 | case BK_PRIORITY: | ||
3544 | priv->txbkpringtail=tail; | ||
3545 | priv->txbkpbufstail=buflist; | ||
3546 | break; | ||
3547 | |||
3548 | case BE_PRIORITY: | ||
3549 | priv->txbepringtail=tail; | ||
3550 | priv->txbepbufstail=buflist; | ||
3551 | break; | ||
3552 | |||
3553 | case VI_PRIORITY: | ||
3554 | priv->txvipringtail=tail; | ||
3555 | priv->txvipbufstail=buflist; | ||
3556 | break; | ||
3557 | |||
3558 | case VO_PRIORITY: | ||
3559 | priv->txvopringtail=tail; | ||
3560 | priv->txvopbufstail=buflist; | ||
3561 | break; | ||
3562 | |||
3563 | case HI_PRIORITY: | ||
3564 | priv->txhpringtail=tail; | ||
3565 | priv->txhpbufstail = buflist; | ||
3566 | break; | ||
3567 | |||
3568 | case BEACON_PRIORITY: | ||
3569 | /* the HW seems to be happy with the 1st | ||
3570 | * descriptor filled and the 2nd empty... | ||
3571 | * So always update descriptor 1 and never | ||
3572 | * touch 2nd | ||
3573 | */ | ||
3574 | // priv->txbeaconringtail=tail; | ||
3575 | // priv->txbeaconbufstail=buflist; | ||
3576 | |||
3577 | break; | ||
3578 | |||
3579 | } | ||
3580 | |||
3581 | //rtl8180_dma_kick(dev,priority); | ||
3582 | } | ||
3583 | *temp_tail = *temp_tail | (1<<31); // descriptor ready to be txed | ||
3584 | rtl8180_dma_kick(dev,priority); | ||
3585 | //spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
3586 | |||
3587 | return 0; | ||
3588 | |||
3589 | } | ||
3590 | |||
3591 | |||
3592 | void rtl8180_irq_rx_tasklet(struct r8180_priv * priv); | ||
3593 | |||
3594 | |||
3595 | void rtl8180_link_change(struct net_device *dev) | ||
3596 | { | ||
3597 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3598 | u16 beacon_interval; | ||
3599 | |||
3600 | struct ieee80211_network *net = &priv->ieee80211->current_network; | ||
3601 | // rtl8180_adapter_start(dev); | ||
3602 | rtl8180_update_msr(dev); | ||
3603 | |||
3604 | |||
3605 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
3606 | |||
3607 | write_nic_dword(dev,BSSID,((u32*)net->bssid)[0]); | ||
3608 | write_nic_word(dev,BSSID+4,((u16*)net->bssid)[2]); | ||
3609 | |||
3610 | |||
3611 | beacon_interval = read_nic_dword(dev,BEACON_INTERVAL); | ||
3612 | beacon_interval &= ~ BEACON_INTERVAL_MASK; | ||
3613 | beacon_interval |= net->beacon_interval; | ||
3614 | write_nic_dword(dev, BEACON_INTERVAL, beacon_interval); | ||
3615 | |||
3616 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
3617 | |||
3618 | |||
3619 | /* | ||
3620 | u16 atim = read_nic_dword(dev,ATIM); | ||
3621 | u16 = u16 &~ ATIM_MASK; | ||
3622 | u16 = u16 | beacon->atim; | ||
3623 | */ | ||
3624 | #if 0 | ||
3625 | if (net->capability & WLAN_CAPABILITY_PRIVACY) { | ||
3626 | if (priv->hw_wep) { | ||
3627 | DMESG("Enabling hardware WEP support"); | ||
3628 | rtl8180_set_hw_wep(dev); | ||
3629 | priv->ieee80211->host_encrypt=0; | ||
3630 | priv->ieee80211->host_decrypt=0; | ||
3631 | } | ||
3632 | #ifndef CONFIG_IEEE80211_NOWEP | ||
3633 | else { | ||
3634 | priv->ieee80211->host_encrypt=1; | ||
3635 | priv->ieee80211->host_decrypt=1; | ||
3636 | } | ||
3637 | #endif | ||
3638 | } | ||
3639 | #ifndef CONFIG_IEEE80211_NOWEP | ||
3640 | else{ | ||
3641 | priv->ieee80211->host_encrypt=0; | ||
3642 | priv->ieee80211->host_decrypt=0; | ||
3643 | } | ||
3644 | #endif | ||
3645 | #endif | ||
3646 | |||
3647 | |||
3648 | if(priv->card_8185) | ||
3649 | rtl8180_set_chan(dev, priv->chan); | ||
3650 | |||
3651 | |||
3652 | } | ||
3653 | |||
3654 | void rtl8180_rq_tx_ack(struct net_device *dev){ | ||
3655 | |||
3656 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3657 | // printk("====================>%s\n",__FUNCTION__); | ||
3658 | write_nic_byte(dev,CONFIG4,read_nic_byte(dev,CONFIG4)|CONFIG4_PWRMGT); | ||
3659 | priv->ack_tx_to_ieee = 1; | ||
3660 | } | ||
3661 | |||
3662 | short rtl8180_is_tx_queue_empty(struct net_device *dev){ | ||
3663 | |||
3664 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3665 | u32* d; | ||
3666 | |||
3667 | for (d = priv->txmapring; | ||
3668 | d < priv->txmapring + priv->txringcount;d+=8) | ||
3669 | if(*d & (1<<31)) return 0; | ||
3670 | |||
3671 | for (d = priv->txbkpring; | ||
3672 | d < priv->txbkpring + priv->txringcount;d+=8) | ||
3673 | if(*d & (1<<31)) return 0; | ||
3674 | |||
3675 | for (d = priv->txbepring; | ||
3676 | d < priv->txbepring + priv->txringcount;d+=8) | ||
3677 | if(*d & (1<<31)) return 0; | ||
3678 | |||
3679 | for (d = priv->txvipring; | ||
3680 | d < priv->txvipring + priv->txringcount;d+=8) | ||
3681 | if(*d & (1<<31)) return 0; | ||
3682 | |||
3683 | for (d = priv->txvopring; | ||
3684 | d < priv->txvopring + priv->txringcount;d+=8) | ||
3685 | if(*d & (1<<31)) return 0; | ||
3686 | |||
3687 | for (d = priv->txhpring; | ||
3688 | d < priv->txhpring + priv->txringcount;d+=8) | ||
3689 | if(*d & (1<<31)) return 0; | ||
3690 | return 1; | ||
3691 | } | ||
3692 | /* FIXME FIXME 5msecs is random */ | ||
3693 | #define HW_WAKE_DELAY 5 | ||
3694 | |||
3695 | void rtl8180_hw_wakeup(struct net_device *dev) | ||
3696 | { | ||
3697 | unsigned long flags; | ||
3698 | |||
3699 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3700 | |||
3701 | spin_lock_irqsave(&priv->ps_lock,flags); | ||
3702 | //DMESG("Waken up!"); | ||
3703 | write_nic_byte(dev,CONFIG4,read_nic_byte(dev,CONFIG4)&~CONFIG4_PWRMGT); | ||
3704 | |||
3705 | if(priv->rf_wakeup) | ||
3706 | priv->rf_wakeup(dev); | ||
3707 | // mdelay(HW_WAKE_DELAY); | ||
3708 | spin_unlock_irqrestore(&priv->ps_lock,flags); | ||
3709 | } | ||
3710 | |||
3711 | void rtl8180_hw_sleep_down(struct net_device *dev) | ||
3712 | { | ||
3713 | unsigned long flags; | ||
3714 | |||
3715 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3716 | |||
3717 | spin_lock_irqsave(&priv->ps_lock,flags); | ||
3718 | //DMESG("Sleep!"); | ||
3719 | |||
3720 | if(priv->rf_sleep) | ||
3721 | priv->rf_sleep(dev); | ||
3722 | spin_unlock_irqrestore(&priv->ps_lock,flags); | ||
3723 | } | ||
3724 | |||
3725 | |||
3726 | void rtl8180_hw_sleep(struct net_device *dev, u32 th, u32 tl) | ||
3727 | { | ||
3728 | |||
3729 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3730 | |||
3731 | u32 rb = jiffies; | ||
3732 | unsigned long flags; | ||
3733 | |||
3734 | spin_lock_irqsave(&priv->ps_lock,flags); | ||
3735 | |||
3736 | /* Writing HW register with 0 equals to disable | ||
3737 | * the timer, that is not really what we want | ||
3738 | */ | ||
3739 | tl -= MSECS(4+16+7); | ||
3740 | |||
3741 | //if(tl == 0) tl = 1; | ||
3742 | |||
3743 | /* FIXME HACK FIXME HACK */ | ||
3744 | // force_pci_posting(dev); | ||
3745 | //mdelay(1); | ||
3746 | |||
3747 | // rb = read_nic_dword(dev, TSFTR); | ||
3748 | |||
3749 | /* If the interval in witch we are requested to sleep is too | ||
3750 | * short then give up and remain awake | ||
3751 | */ | ||
3752 | if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME)) | ||
3753 | ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) { | ||
3754 | spin_unlock_irqrestore(&priv->ps_lock,flags); | ||
3755 | printk("too short to sleep\n"); | ||
3756 | return; | ||
3757 | } | ||
3758 | |||
3759 | // write_nic_dword(dev, TimerInt, tl); | ||
3760 | // rb = read_nic_dword(dev, TSFTR); | ||
3761 | { | ||
3762 | u32 tmp = (tl>rb)?(tl-rb):(rb-tl); | ||
3763 | // if (tl<rb) | ||
3764 | |||
3765 | //lzm,add,080828 | ||
3766 | priv->DozePeriodInPast2Sec += jiffies_to_msecs(tmp); | ||
3767 | |||
3768 | queue_delayed_work(priv->ieee80211->wq, &priv->ieee80211->hw_wakeup_wq, tmp); //as tl may be less than rb | ||
3769 | } | ||
3770 | /* if we suspect the TimerInt is gone beyond tl | ||
3771 | * while setting it, then give up | ||
3772 | */ | ||
3773 | #if 1 | ||
3774 | if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))|| | ||
3775 | ((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) { | ||
3776 | spin_unlock_irqrestore(&priv->ps_lock,flags); | ||
3777 | return; | ||
3778 | } | ||
3779 | #endif | ||
3780 | // if(priv->rf_sleep) | ||
3781 | // priv->rf_sleep(dev); | ||
3782 | |||
3783 | queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq); | ||
3784 | spin_unlock_irqrestore(&priv->ps_lock,flags); | ||
3785 | } | ||
3786 | |||
3787 | |||
3788 | //void rtl8180_wmm_param_update(struct net_device *dev,u8 *ac_param) | ||
3789 | #if LINUX_VERSION_CODE >=KERNEL_VERSION(2,6,20) | ||
3790 | void rtl8180_wmm_param_update(struct work_struct * work) | ||
3791 | { | ||
3792 | struct ieee80211_device * ieee = container_of(work, struct ieee80211_device,wmm_param_update_wq); | ||
3793 | //struct r8180_priv *priv = (struct r8180_priv*)(ieee->priv); | ||
3794 | struct net_device *dev = ieee->dev; | ||
3795 | #else | ||
3796 | void rtl8180_wmm_param_update(struct ieee80211_device *ieee) | ||
3797 | { | ||
3798 | struct net_device *dev = ieee->dev; | ||
3799 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
3800 | #endif | ||
3801 | u8 *ac_param = (u8 *)(ieee->current_network.wmm_param); | ||
3802 | u8 mode = ieee->current_network.mode; | ||
3803 | AC_CODING eACI; | ||
3804 | AC_PARAM AcParam; | ||
3805 | PAC_PARAM pAcParam; | ||
3806 | u8 i; | ||
3807 | |||
3808 | #ifndef CONFIG_RTL8185B | ||
3809 | //for legacy 8185 keep the PARAM unchange. | ||
3810 | return; | ||
3811 | #else | ||
3812 | if(!ieee->current_network.QoS_Enable){ | ||
3813 | //legacy ac_xx_param update | ||
3814 | AcParam.longData = 0; | ||
3815 | AcParam.f.AciAifsn.f.AIFSN = 2; // Follow 802.11 DIFS. | ||
3816 | AcParam.f.AciAifsn.f.ACM = 0; | ||
3817 | AcParam.f.Ecw.f.ECWmin = 3; // Follow 802.11 CWmin. | ||
3818 | AcParam.f.Ecw.f.ECWmax = 7; // Follow 802.11 CWmax. | ||
3819 | AcParam.f.TXOPLimit = 0; | ||
3820 | for(eACI = 0; eACI < AC_MAX; eACI++){ | ||
3821 | AcParam.f.AciAifsn.f.ACI = (u8)eACI; | ||
3822 | { | ||
3823 | u8 u1bAIFS; | ||
3824 | u32 u4bAcParam; | ||
3825 | pAcParam = (PAC_PARAM)(&AcParam); | ||
3826 | // Retrive paramters to udpate. | ||
3827 | u1bAIFS = pAcParam->f.AciAifsn.f.AIFSN *(((mode&IEEE_G) == IEEE_G)?9:20) + aSifsTime; | ||
3828 | u4bAcParam = ((((u32)(pAcParam->f.TXOPLimit))<<AC_PARAM_TXOP_LIMIT_OFFSET)| | ||
3829 | (((u32)(pAcParam->f.Ecw.f.ECWmax))<<AC_PARAM_ECW_MAX_OFFSET)| | ||
3830 | (((u32)(pAcParam->f.Ecw.f.ECWmin))<<AC_PARAM_ECW_MIN_OFFSET)| | ||
3831 | (((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET)); | ||
3832 | switch(eACI){ | ||
3833 | case AC1_BK: | ||
3834 | write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); | ||
3835 | break; | ||
3836 | |||
3837 | case AC0_BE: | ||
3838 | write_nic_dword(dev, AC_BE_PARAM, u4bAcParam); | ||
3839 | break; | ||
3840 | |||
3841 | case AC2_VI: | ||
3842 | write_nic_dword(dev, AC_VI_PARAM, u4bAcParam); | ||
3843 | break; | ||
3844 | |||
3845 | case AC3_VO: | ||
3846 | write_nic_dword(dev, AC_VO_PARAM, u4bAcParam); | ||
3847 | break; | ||
3848 | |||
3849 | default: | ||
3850 | printk(KERN_WARNING "SetHwReg8185():invalid ACI: %d!\n", eACI); | ||
3851 | break; | ||
3852 | } | ||
3853 | } | ||
3854 | } | ||
3855 | return; | ||
3856 | } | ||
3857 | |||
3858 | for(i = 0; i < AC_MAX; i++){ | ||
3859 | //AcParam.longData = 0; | ||
3860 | pAcParam = (AC_PARAM * )ac_param; | ||
3861 | { | ||
3862 | AC_CODING eACI; | ||
3863 | u8 u1bAIFS; | ||
3864 | u32 u4bAcParam; | ||
3865 | |||
3866 | // Retrive paramters to udpate. | ||
3867 | eACI = pAcParam->f.AciAifsn.f.ACI; | ||
3868 | //Mode G/A: slotTimeTimer = 9; Mode B: 20 | ||
3869 | u1bAIFS = pAcParam->f.AciAifsn.f.AIFSN * (((mode&IEEE_G) == IEEE_G)?9:20) + aSifsTime; | ||
3870 | u4bAcParam = ( (((u32)(pAcParam->f.TXOPLimit)) << AC_PARAM_TXOP_LIMIT_OFFSET) | | ||
3871 | (((u32)(pAcParam->f.Ecw.f.ECWmax)) << AC_PARAM_ECW_MAX_OFFSET) | | ||
3872 | (((u32)(pAcParam->f.Ecw.f.ECWmin)) << AC_PARAM_ECW_MIN_OFFSET) | | ||
3873 | (((u32)u1bAIFS) << AC_PARAM_AIFS_OFFSET)); | ||
3874 | |||
3875 | switch(eACI){ | ||
3876 | case AC1_BK: | ||
3877 | write_nic_dword(dev, AC_BK_PARAM, u4bAcParam); | ||
3878 | break; | ||
3879 | |||
3880 | case AC0_BE: | ||
3881 | write_nic_dword(dev, AC_BE_PARAM, u4bAcParam); | ||
3882 | break; | ||
3883 | |||
3884 | case AC2_VI: | ||
3885 | write_nic_dword(dev, AC_VI_PARAM, u4bAcParam); | ||
3886 | break; | ||
3887 | |||
3888 | case AC3_VO: | ||
3889 | write_nic_dword(dev, AC_VO_PARAM, u4bAcParam); | ||
3890 | break; | ||
3891 | |||
3892 | default: | ||
3893 | printk(KERN_WARNING "SetHwReg8185(): invalid ACI: %d !\n", eACI); | ||
3894 | break; | ||
3895 | } | ||
3896 | } | ||
3897 | ac_param += (sizeof(AC_PARAM)); | ||
3898 | } | ||
3899 | #endif | ||
3900 | } | ||
3901 | |||
3902 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3903 | void rtl8180_tx_irq_wq(struct work_struct *work); | ||
3904 | #else | ||
3905 | void rtl8180_tx_irq_wq(struct net_device *dev); | ||
3906 | #endif | ||
3907 | |||
3908 | |||
3909 | |||
3910 | |||
3911 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3912 | void rtl8180_restart_wq(struct work_struct *work); | ||
3913 | //void rtl8180_rq_tx_ack(struct work_struct *work); | ||
3914 | #else | ||
3915 | void rtl8180_restart_wq(struct net_device *dev); | ||
3916 | //void rtl8180_rq_tx_ack(struct net_device *dev); | ||
3917 | #endif | ||
3918 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3919 | void rtl8180_watch_dog_wq(struct work_struct *work); | ||
3920 | #else | ||
3921 | void rtl8180_watch_dog_wq(struct net_device *dev); | ||
3922 | #endif | ||
3923 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3924 | void rtl8180_hw_wakeup_wq(struct work_struct *work); | ||
3925 | #else | ||
3926 | void rtl8180_hw_wakeup_wq(struct net_device *dev); | ||
3927 | #endif | ||
3928 | |||
3929 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3930 | void rtl8180_hw_sleep_wq(struct work_struct *work); | ||
3931 | #else | ||
3932 | void rtl8180_hw_sleep_wq(struct net_device *dev); | ||
3933 | #endif | ||
3934 | |||
3935 | |||
3936 | |||
3937 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
3938 | void rtl8180_sw_antenna_wq(struct work_struct *work); | ||
3939 | #else | ||
3940 | void rtl8180_sw_antenna_wq(struct net_device *dev); | ||
3941 | #endif | ||
3942 | void rtl8180_watch_dog(struct net_device *dev); | ||
3943 | void watch_dog_adaptive(unsigned long data) | ||
3944 | { | ||
3945 | struct r8180_priv* priv = ieee80211_priv((struct net_device *)data); | ||
3946 | // DMESG("---->watch_dog_adaptive()\n"); | ||
3947 | if(!priv->up) | ||
3948 | { | ||
3949 | DMESG("<----watch_dog_adaptive():driver is not up!\n"); | ||
3950 | return; | ||
3951 | } | ||
3952 | |||
3953 | // queue_work(priv->ieee80211->wq,&priv->ieee80211->watch_dog_wq); | ||
3954 | //{by amy 080312 | ||
3955 | #if 1 | ||
3956 | // Tx High Power Mechanism. | ||
3957 | #ifdef HIGH_POWER | ||
3958 | if(CheckHighPower((struct net_device *)data)) | ||
3959 | { | ||
3960 | queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->tx_pw_wq); | ||
3961 | } | ||
3962 | #endif | ||
3963 | |||
3964 | #ifdef CONFIG_RTL818X_S | ||
3965 | // Tx Power Tracking on 87SE. | ||
3966 | #ifdef TX_TRACK | ||
3967 | //if( priv->bTxPowerTrack ) //lzm mod 080826 | ||
3968 | if( CheckTxPwrTracking((struct net_device *)data)); | ||
3969 | TxPwrTracking87SE((struct net_device *)data); | ||
3970 | #endif | ||
3971 | #endif | ||
3972 | |||
3973 | // Perform DIG immediately. | ||
3974 | #ifdef SW_DIG | ||
3975 | if(CheckDig((struct net_device *)data) == true) | ||
3976 | { | ||
3977 | queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_dig_wq); | ||
3978 | } | ||
3979 | #endif | ||
3980 | #endif | ||
3981 | //by amy 080312} | ||
3982 | rtl8180_watch_dog((struct net_device *)data); | ||
3983 | |||
3984 | |||
3985 | queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->GPIOChangeRFWorkItem); | ||
3986 | |||
3987 | priv->watch_dog_timer.expires = jiffies + MSECS(IEEE80211_WATCH_DOG_TIME); | ||
3988 | add_timer(&priv->watch_dog_timer); | ||
3989 | // DMESG("<----watch_dog_adaptive()\n"); | ||
3990 | } | ||
3991 | |||
3992 | #ifdef ENABLE_DOT11D | ||
3993 | |||
3994 | static CHANNEL_LIST ChannelPlan[] = { | ||
3995 | {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64},19}, //FCC | ||
3996 | {{1,2,3,4,5,6,7,8,9,10,11},11}, //IC | ||
3997 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //ETSI | ||
3998 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //Spain. Change to ETSI. | ||
3999 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //France. Change to ETSI. | ||
4000 | {{14,36,40,44,48,52,56,60,64},9}, //MKK | ||
4001 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,14, 36,40,44,48,52,56,60,64},22},//MKK1 | ||
4002 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21}, //Israel. | ||
4003 | {{1,2,3,4,5,6,7,8,9,10,11,12,13,34,38,42,46},17}, // For 11a , TELEC | ||
4004 | {{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 | ||
4005 | {{1,2,3,4,5,6,7,8,9,10,11,12,13},13} //world wide 13: ch1~ch11 active scan, ch12~13 passive //lzm add 080826 | ||
4006 | }; | ||
4007 | |||
4008 | static void rtl8180_set_channel_map(u8 channel_plan, struct ieee80211_device *ieee) | ||
4009 | { | ||
4010 | int i; | ||
4011 | |||
4012 | //lzm add 080826 | ||
4013 | ieee->MinPassiveChnlNum=MAX_CHANNEL_NUMBER+1; | ||
4014 | ieee->IbssStartChnl=0; | ||
4015 | |||
4016 | switch (channel_plan) | ||
4017 | { | ||
4018 | case COUNTRY_CODE_FCC: | ||
4019 | case COUNTRY_CODE_IC: | ||
4020 | case COUNTRY_CODE_ETSI: | ||
4021 | case COUNTRY_CODE_SPAIN: | ||
4022 | case COUNTRY_CODE_FRANCE: | ||
4023 | case COUNTRY_CODE_MKK: | ||
4024 | case COUNTRY_CODE_MKK1: | ||
4025 | case COUNTRY_CODE_ISRAEL: | ||
4026 | case COUNTRY_CODE_TELEC: | ||
4027 | { | ||
4028 | Dot11d_Init(ieee); | ||
4029 | ieee->bGlobalDomain = false; | ||
4030 | if (ChannelPlan[channel_plan].Len != 0){ | ||
4031 | // Clear old channel map | ||
4032 | memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map)); | ||
4033 | // Set new channel map | ||
4034 | for (i=0;i<ChannelPlan[channel_plan].Len;i++) | ||
4035 | { | ||
4036 | if(ChannelPlan[channel_plan].Channel[i] <= 14) | ||
4037 | GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1; | ||
4038 | } | ||
4039 | } | ||
4040 | break; | ||
4041 | } | ||
4042 | case COUNTRY_CODE_GLOBAL_DOMAIN: | ||
4043 | { | ||
4044 | GET_DOT11D_INFO(ieee)->bEnabled = 0; | ||
4045 | Dot11d_Reset(ieee); | ||
4046 | ieee->bGlobalDomain = true; | ||
4047 | break; | ||
4048 | } | ||
4049 | case COUNTRY_CODE_WORLD_WIDE_13_INDEX://lzm add 080826 | ||
4050 | { | ||
4051 | ieee->MinPassiveChnlNum=12; | ||
4052 | ieee->IbssStartChnl= 10; | ||
4053 | break; | ||
4054 | } | ||
4055 | default: | ||
4056 | { | ||
4057 | Dot11d_Init(ieee); | ||
4058 | ieee->bGlobalDomain = false; | ||
4059 | memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map)); | ||
4060 | for (i=1;i<=14;i++) | ||
4061 | { | ||
4062 | GET_DOT11D_INFO(ieee)->channel_map[i] = 1; | ||
4063 | } | ||
4064 | break; | ||
4065 | } | ||
4066 | } | ||
4067 | } | ||
4068 | #endif | ||
4069 | |||
4070 | //Add for RF power on power off by lizhaoming 080512 | ||
4071 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
4072 | void GPIOChangeRFWorkItemCallBack(struct work_struct *work); | ||
4073 | #else | ||
4074 | void GPIOChangeRFWorkItemCallBack(struct ieee80211_device *ieee); | ||
4075 | #endif | ||
4076 | |||
4077 | //YJ,add,080828 | ||
4078 | static void rtl8180_statistics_init(struct Stats *pstats) | ||
4079 | { | ||
4080 | memset(pstats, 0, sizeof(struct Stats)); | ||
4081 | } | ||
4082 | static void rtl8180_link_detect_init(plink_detect_t plink_detect) | ||
4083 | { | ||
4084 | memset(plink_detect, 0, sizeof(link_detect_t)); | ||
4085 | plink_detect->SlotNum = DEFAULT_SLOT_NUM; | ||
4086 | } | ||
4087 | //YJ,add,080828,end | ||
4088 | |||
4089 | short rtl8180_init(struct net_device *dev) | ||
4090 | { | ||
4091 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
4092 | u16 word; | ||
4093 | u16 version; | ||
4094 | u8 hw_version; | ||
4095 | //u8 config3; | ||
4096 | u32 usValue; | ||
4097 | u16 tmpu16; | ||
4098 | int i, j; | ||
4099 | |||
4100 | #ifdef ENABLE_DOT11D | ||
4101 | #if 0 | ||
4102 | for(i=0;i<0xFF;i++) { | ||
4103 | if(i%16 == 0) | ||
4104 | printk("\n[%x]: ", i/16); | ||
4105 | printk("\t%4.4x", eprom_read(dev,i)); | ||
4106 | } | ||
4107 | #endif | ||
4108 | priv->channel_plan = eprom_read(dev, EEPROM_COUNTRY_CODE>>1) & 0xFF; | ||
4109 | if(priv->channel_plan > COUNTRY_CODE_GLOBAL_DOMAIN){ | ||
4110 | printk("rtl8180_init:Error channel plan! Set to default.\n"); | ||
4111 | priv->channel_plan = 0; | ||
4112 | } | ||
4113 | //priv->channel_plan = 9; //Global Domain | ||
4114 | |||
4115 | DMESG("Channel plan is %d\n",priv->channel_plan); | ||
4116 | rtl8180_set_channel_map(priv->channel_plan, priv->ieee80211); | ||
4117 | #else | ||
4118 | int ch; | ||
4119 | //Set Default Channel Plan | ||
4120 | if(!channels){ | ||
4121 | DMESG("No channels, aborting"); | ||
4122 | return -1; | ||
4123 | } | ||
4124 | ch=channels; | ||
4125 | priv->channel_plan = 0;//hikaru | ||
4126 | // set channels 1..14 allowed in given locale | ||
4127 | for (i=1; i<=14; i++) { | ||
4128 | (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01); | ||
4129 | ch >>= 1; | ||
4130 | } | ||
4131 | #endif | ||
4132 | |||
4133 | //memcpy(priv->stats,0,sizeof(struct Stats)); | ||
4134 | |||
4135 | //FIXME: these constants are placed in a bad pleace. | ||
4136 | priv->txbuffsize = 2048;//1024; | ||
4137 | priv->txringcount = 32;//32; | ||
4138 | priv->rxbuffersize = 2048;//1024; | ||
4139 | priv->rxringcount = 64;//32; | ||
4140 | priv->txbeaconcount = 2; | ||
4141 | priv->rx_skb_complete = 1; | ||
4142 | //priv->txnp_pending.ispending=0; | ||
4143 | /* ^^ the SKB does not containt a partial RXed | ||
4144 | * packet (is empty) | ||
4145 | */ | ||
4146 | |||
4147 | #ifdef CONFIG_RTL8185B | ||
4148 | #ifdef CONFIG_RTL818X_S | ||
4149 | priv->RegThreeWireMode = HW_THREE_WIRE_SI; | ||
4150 | #else | ||
4151 | priv->RegThreeWireMode = SW_THREE_WIRE; | ||
4152 | #endif | ||
4153 | #endif | ||
4154 | |||
4155 | //Add for RF power on power off by lizhaoming 080512 | ||
4156 | priv->RFChangeInProgress = false; | ||
4157 | priv->SetRFPowerStateInProgress = false; | ||
4158 | priv->RFProgType = 0; | ||
4159 | priv->bInHctTest = false; | ||
4160 | |||
4161 | priv->irq_enabled=0; | ||
4162 | |||
4163 | //YJ,modified,080828 | ||
4164 | #if 0 | ||
4165 | priv->stats.rxdmafail=0; | ||
4166 | priv->stats.txrdu=0; | ||
4167 | priv->stats.rxrdu=0; | ||
4168 | priv->stats.rxnolast=0; | ||
4169 | priv->stats.rxnodata=0; | ||
4170 | //priv->stats.rxreset=0; | ||
4171 | //priv->stats.rxwrkaround=0; | ||
4172 | priv->stats.rxnopointer=0; | ||
4173 | priv->stats.txnperr=0; | ||
4174 | priv->stats.txresumed=0; | ||
4175 | priv->stats.rxerr=0; | ||
4176 | priv->stats.rxoverflow=0; | ||
4177 | priv->stats.rxint=0; | ||
4178 | priv->stats.txnpokint=0; | ||
4179 | priv->stats.txhpokint=0; | ||
4180 | priv->stats.txhperr=0; | ||
4181 | priv->stats.ints=0; | ||
4182 | priv->stats.shints=0; | ||
4183 | priv->stats.txoverflow=0; | ||
4184 | priv->stats.txbeacon=0; | ||
4185 | priv->stats.txbeaconerr=0; | ||
4186 | priv->stats.txlperr=0; | ||
4187 | priv->stats.txlpokint=0; | ||
4188 | priv->stats.txretry=0;//tony 20060601 | ||
4189 | priv->stats.rxcrcerrmin=0; | ||
4190 | priv->stats.rxcrcerrmid=0; | ||
4191 | priv->stats.rxcrcerrmax=0; | ||
4192 | priv->stats.rxicverr=0; | ||
4193 | #else | ||
4194 | rtl8180_statistics_init(&priv->stats); | ||
4195 | rtl8180_link_detect_init(&priv->link_detect); | ||
4196 | #endif | ||
4197 | //YJ,modified,080828,end | ||
4198 | |||
4199 | |||
4200 | priv->ack_tx_to_ieee = 0; | ||
4201 | priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL; | ||
4202 | priv->ieee80211->iw_mode = IW_MODE_INFRA; | ||
4203 | priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN | | ||
4204 | IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ | | ||
4205 | IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE; | ||
4206 | priv->ieee80211->active_scan = 1; | ||
4207 | priv->ieee80211->rate = 110; //11 mbps | ||
4208 | priv->ieee80211->modulation = IEEE80211_CCK_MODULATION; | ||
4209 | priv->ieee80211->host_encrypt = 1; | ||
4210 | priv->ieee80211->host_decrypt = 1; | ||
4211 | priv->ieee80211->sta_wake_up = rtl8180_hw_wakeup; | ||
4212 | priv->ieee80211->ps_request_tx_ack = rtl8180_rq_tx_ack; | ||
4213 | priv->ieee80211->enter_sleep_state = rtl8180_hw_sleep; | ||
4214 | priv->ieee80211->ps_is_queue_empty = rtl8180_is_tx_queue_empty; | ||
4215 | |||
4216 | priv->hw_wep = hwwep; | ||
4217 | priv->prism_hdr=0; | ||
4218 | priv->dev=dev; | ||
4219 | priv->retry_rts = DEFAULT_RETRY_RTS; | ||
4220 | priv->retry_data = DEFAULT_RETRY_DATA; | ||
4221 | priv->RFChangeInProgress = false; | ||
4222 | priv->SetRFPowerStateInProgress = false; | ||
4223 | priv->RFProgType = 0; | ||
4224 | priv->bInHctTest = false; | ||
4225 | priv->bInactivePs = true;//false; | ||
4226 | priv->ieee80211->bInactivePs = priv->bInactivePs; | ||
4227 | priv->bSwRfProcessing = false; | ||
4228 | priv->eRFPowerState = eRfOff; | ||
4229 | priv->RfOffReason = 0; | ||
4230 | priv->LedStrategy = SW_LED_MODE0; | ||
4231 | //priv->NumRxOkInPeriod = 0; //YJ,del,080828 | ||
4232 | //priv->NumTxOkInPeriod = 0; //YJ,del,080828 | ||
4233 | priv->TxPollingTimes = 0;//lzm add 080826 | ||
4234 | priv->bLeisurePs = true; | ||
4235 | priv->dot11PowerSaveMode = eActive; | ||
4236 | //by amy for antenna | ||
4237 | priv->AdMinCheckPeriod = 5; | ||
4238 | priv->AdMaxCheckPeriod = 10; | ||
4239 | // Lower signal strength threshold to fit the HW participation in antenna diversity. +by amy 080312 | ||
4240 | priv->AdMaxRxSsThreshold = 30;//60->30 | ||
4241 | priv->AdRxSsThreshold = 20;//50->20 | ||
4242 | priv->AdCheckPeriod = priv->AdMinCheckPeriod; | ||
4243 | priv->AdTickCount = 0; | ||
4244 | priv->AdRxSignalStrength = -1; | ||
4245 | priv->RegSwAntennaDiversityMechanism = 0; | ||
4246 | priv->RegDefaultAntenna = 0; | ||
4247 | priv->SignalStrength = 0; | ||
4248 | priv->AdRxOkCnt = 0; | ||
4249 | priv->CurrAntennaIndex = 0; | ||
4250 | priv->AdRxSsBeforeSwitched = 0; | ||
4251 | init_timer(&priv->SwAntennaDiversityTimer); | ||
4252 | priv->SwAntennaDiversityTimer.data = (unsigned long)dev; | ||
4253 | priv->SwAntennaDiversityTimer.function = (void *)SwAntennaDiversityTimerCallback; | ||
4254 | //by amy for antenna | ||
4255 | //{by amy 080312 | ||
4256 | priv->bDigMechanism = 1; | ||
4257 | priv->InitialGain = 6; | ||
4258 | priv->bXtalCalibration = false; | ||
4259 | priv->XtalCal_Xin = 0; | ||
4260 | priv->XtalCal_Xout = 0; | ||
4261 | priv->bTxPowerTrack = false; | ||
4262 | priv->ThermalMeter = 0; | ||
4263 | priv->FalseAlarmRegValue = 0; | ||
4264 | priv->RegDigOfdmFaUpTh = 0xc; // Upper threhold of OFDM false alarm, which is used in DIG. | ||
4265 | priv->DIG_NumberFallbackVote = 0; | ||
4266 | priv->DIG_NumberUpgradeVote = 0; | ||
4267 | priv->LastSignalStrengthInPercent = 0; | ||
4268 | priv->Stats_SignalStrength = 0; | ||
4269 | priv->LastRxPktAntenna = 0; | ||
4270 | priv->SignalQuality = 0; // in 0-100 index. | ||
4271 | priv->Stats_SignalQuality = 0; | ||
4272 | priv->RecvSignalPower = 0; // in dBm. | ||
4273 | priv->Stats_RecvSignalPower = 0; | ||
4274 | priv->AdMainAntennaRxOkCnt = 0; | ||
4275 | priv->AdAuxAntennaRxOkCnt = 0; | ||
4276 | priv->bHWAdSwitched = false; | ||
4277 | priv->bRegHighPowerMechanism = true; | ||
4278 | priv->RegHiPwrUpperTh = 77; | ||
4279 | priv->RegHiPwrLowerTh = 75; | ||
4280 | priv->RegRSSIHiPwrUpperTh = 70; | ||
4281 | priv->RegRSSIHiPwrLowerTh = 20; | ||
4282 | priv->bCurCCKPkt = false; | ||
4283 | priv->UndecoratedSmoothedSS = -1; | ||
4284 | priv->bToUpdateTxPwr = false; | ||
4285 | priv->CurCCKRSSI = 0; | ||
4286 | priv->RxPower = 0; | ||
4287 | priv->RSSI = 0; | ||
4288 | //YJ,add,080828 | ||
4289 | priv->NumTxOkTotal = 0; | ||
4290 | priv->NumTxUnicast = 0; | ||
4291 | priv->keepAliveLevel = DEFAULT_KEEP_ALIVE_LEVEL; | ||
4292 | priv->PowerProfile = POWER_PROFILE_AC; | ||
4293 | //YJ,add,080828,end | ||
4294 | //by amy for rate adaptive | ||
4295 | priv->CurrRetryCnt=0; | ||
4296 | priv->LastRetryCnt=0; | ||
4297 | priv->LastTxokCnt=0; | ||
4298 | priv->LastRxokCnt=0; | ||
4299 | priv->LastRetryRate=0; | ||
4300 | priv->bTryuping=0; | ||
4301 | priv->CurrTxRate=0; | ||
4302 | priv->CurrRetryRate=0; | ||
4303 | priv->TryupingCount=0; | ||
4304 | priv->TryupingCountNoData=0; | ||
4305 | priv->TryDownCountLowData=0; | ||
4306 | priv->LastTxOKBytes=0; | ||
4307 | priv->LastFailTxRate=0; | ||
4308 | priv->LastFailTxRateSS=0; | ||
4309 | priv->FailTxRateCount=0; | ||
4310 | priv->LastTxThroughput=0; | ||
4311 | priv->NumTxOkBytesTotal=0; | ||
4312 | priv->ForcedDataRate = 0; | ||
4313 | priv->RegBModeGainStage = 1; | ||
4314 | |||
4315 | //by amy for rate adaptive | ||
4316 | //by amy 080312} | ||
4317 | priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0; | ||
4318 | spin_lock_init(&priv->irq_lock); | ||
4319 | spin_lock_init(&priv->irq_th_lock); | ||
4320 | spin_lock_init(&priv->tx_lock); | ||
4321 | spin_lock_init(&priv->ps_lock); | ||
4322 | spin_lock_init(&priv->rf_ps_lock); | ||
4323 | sema_init(&priv->wx_sem,1); | ||
4324 | sema_init(&priv->rf_state,1); | ||
4325 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
4326 | INIT_WORK(&priv->reset_wq,(void*) rtl8180_restart_wq); | ||
4327 | INIT_WORK(&priv->tx_irq_wq,(void*) rtl8180_tx_irq_wq); | ||
4328 | INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8180_hw_wakeup_wq); | ||
4329 | INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8180_hw_sleep_wq); | ||
4330 | //INIT_DELAYED_WORK(&priv->ieee80211->watch_dog_wq,(void*) rtl8180_watch_dog_wq); | ||
4331 | //INIT_DELAYED_WORK(&priv->ieee80211->sw_antenna_wq,(void*) rtl8180_sw_antenna_wq); | ||
4332 | INIT_WORK(&priv->ieee80211->wmm_param_update_wq,(void*) rtl8180_wmm_param_update); | ||
4333 | INIT_DELAYED_WORK(&priv->ieee80211->rate_adapter_wq,(void*)rtl8180_rate_adapter);//+by amy 080312 | ||
4334 | INIT_DELAYED_WORK(&priv->ieee80211->hw_dig_wq,(void*)rtl8180_hw_dig_wq);//+by amy 080312 | ||
4335 | INIT_DELAYED_WORK(&priv->ieee80211->tx_pw_wq,(void*)rtl8180_tx_pw_wq);//+by amy 080312 | ||
4336 | |||
4337 | //add for RF power on power off by lizhaoming 080512 | ||
4338 | INIT_DELAYED_WORK(&priv->ieee80211->GPIOChangeRFWorkItem,(void*) GPIOChangeRFWorkItemCallBack); | ||
4339 | #else | ||
4340 | INIT_WORK(&priv->reset_wq,(void*) rtl8180_restart_wq,dev); | ||
4341 | INIT_WORK(&priv->tx_irq_wq,(void*) rtl8180_tx_irq_wq,dev); | ||
4342 | //INIT_WORK(&priv->ieee80211->watch_dog_wq,(void*) rtl8180_watch_dog_wq,dev); | ||
4343 | INIT_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8180_hw_wakeup_wq,dev); | ||
4344 | INIT_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8180_hw_sleep_wq,dev); | ||
4345 | //INIT_WORK(&priv->ieee80211->sw_antenna_wq,(void*) rtl8180_sw_antenna_wq,dev); | ||
4346 | INIT_WORK(&priv->ieee80211->wmm_param_update_wq,(void*) rtl8180_wmm_param_update,priv->ieee80211); | ||
4347 | INIT_WORK(&priv->ieee80211->rate_adapter_wq,(void*)rtl8180_rate_adapter,dev);//+by amy 080312 | ||
4348 | INIT_WORK(&priv->ieee80211->hw_dig_wq,(void*)rtl8180_hw_dig_wq,dev);//+by amy 080312 | ||
4349 | INIT_WORK(&priv->ieee80211->tx_pw_wq,(void*)rtl8180_tx_pw_wq,dev);//+by amy 080312 | ||
4350 | |||
4351 | //add for RF power on power off by lizhaoming 080512 | ||
4352 | INIT_WORK(&priv->ieee80211->GPIOChangeRFWorkItem,(void*) GPIOChangeRFWorkItemCallBack, priv->ieee80211); | ||
4353 | #endif | ||
4354 | //INIT_WORK(&priv->reset_wq,(void*) rtl8180_restart_wq,dev); | ||
4355 | |||
4356 | tasklet_init(&priv->irq_rx_tasklet, | ||
4357 | (void(*)(unsigned long)) rtl8180_irq_rx_tasklet, | ||
4358 | (unsigned long)priv); | ||
4359 | //by amy | ||
4360 | init_timer(&priv->watch_dog_timer); | ||
4361 | priv->watch_dog_timer.data = (unsigned long)dev; | ||
4362 | priv->watch_dog_timer.function = watch_dog_adaptive; | ||
4363 | //by amy | ||
4364 | |||
4365 | //{by amy 080312 | ||
4366 | //by amy for rate adaptive | ||
4367 | init_timer(&priv->rateadapter_timer); | ||
4368 | priv->rateadapter_timer.data = (unsigned long)dev; | ||
4369 | priv->rateadapter_timer.function = timer_rate_adaptive; | ||
4370 | priv->RateAdaptivePeriod= RATE_ADAPTIVE_TIMER_PERIOD; | ||
4371 | priv->bEnhanceTxPwr=false; | ||
4372 | //by amy for rate adaptive | ||
4373 | //by amy 080312} | ||
4374 | //priv->ieee80211->func = | ||
4375 | // kmalloc(sizeof(struct ieee80211_helper_functions),GFP_KERNEL); | ||
4376 | //memset(priv->ieee80211->func, 0, | ||
4377 | // sizeof(struct ieee80211_helper_functions)); | ||
4378 | |||
4379 | priv->ieee80211->softmac_hard_start_xmit = rtl8180_hard_start_xmit; | ||
4380 | priv->ieee80211->set_chan = rtl8180_set_chan; | ||
4381 | priv->ieee80211->link_change = rtl8180_link_change; | ||
4382 | priv->ieee80211->softmac_data_hard_start_xmit = rtl8180_hard_data_xmit; | ||
4383 | priv->ieee80211->data_hard_stop = rtl8180_data_hard_stop; | ||
4384 | priv->ieee80211->data_hard_resume = rtl8180_data_hard_resume; | ||
4385 | |||
4386 | priv->ieee80211->init_wmmparam_flag = 0; | ||
4387 | |||
4388 | priv->ieee80211->start_send_beacons = rtl8180_start_tx_beacon; | ||
4389 | priv->ieee80211->stop_send_beacons = rtl8180_beacon_tx_disable; | ||
4390 | priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD; | ||
4391 | |||
4392 | #ifdef CONFIG_RTL8185B | ||
4393 | priv->MWIEnable = 0; | ||
4394 | |||
4395 | priv->ShortRetryLimit = 7; | ||
4396 | priv->LongRetryLimit = 7; | ||
4397 | priv->EarlyRxThreshold = 7; | ||
4398 | |||
4399 | priv->CSMethod = (0x01 << 29); | ||
4400 | |||
4401 | priv->TransmitConfig = | ||
4402 | 1<<TCR_DurProcMode_OFFSET | //for RTL8185B, duration setting by HW | ||
4403 | (7<<TCR_MXDMA_OFFSET) | // Max DMA Burst Size per Tx DMA Burst, 7: reservied. | ||
4404 | (priv->ShortRetryLimit<<TCR_SRL_OFFSET) | // Short retry limit | ||
4405 | (priv->LongRetryLimit<<TCR_LRL_OFFSET) | // Long retry limit | ||
4406 | (0 ? TCR_SAT : 0); // FALSE: HW provies PLCP length and LENGEXT, TURE: SW proiveds them | ||
4407 | |||
4408 | priv->ReceiveConfig = | ||
4409 | #ifdef CONFIG_RTL818X_S | ||
4410 | #else | ||
4411 | priv->CSMethod | | ||
4412 | #endif | ||
4413 | // RCR_ENMARP | | ||
4414 | RCR_AMF | RCR_ADF | //accept management/data | ||
4415 | RCR_ACF | //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko. | ||
4416 | RCR_AB | RCR_AM | RCR_APM | //accept BC/MC/UC | ||
4417 | //RCR_AICV | RCR_ACRC32 | //accept ICV/CRC error packet | ||
4418 | (7<<RCR_MXDMA_OFFSET) | // Max DMA Burst Size per Rx DMA Burst, 7: unlimited. | ||
4419 | (priv->EarlyRxThreshold<<RCR_FIFO_OFFSET) | // Rx FIFO Threshold, 7: No Rx threshold. | ||
4420 | (priv->EarlyRxThreshold == 7 ? RCR_ONLYERLPKT:0); | ||
4421 | |||
4422 | priv->IntrMask = IMR_TMGDOK | IMR_TBDER | IMR_THPDER | | ||
4423 | IMR_THPDER | IMR_THPDOK | | ||
4424 | IMR_TVODER | IMR_TVODOK | | ||
4425 | IMR_TVIDER | IMR_TVIDOK | | ||
4426 | IMR_TBEDER | IMR_TBEDOK | | ||
4427 | IMR_TBKDER | IMR_TBKDOK | | ||
4428 | IMR_RDU | // To handle the defragmentation not enough Rx descriptors case. Annie, 2006-03-27. | ||
4429 | IMR_RER | IMR_ROK | | ||
4430 | IMR_RQoSOK; // <NOTE> ROK and RQoSOK are mutually exclusive, so, we must handle RQoSOK interrupt to receive QoS frames, 2005.12.09, by rcnjko. | ||
4431 | |||
4432 | priv->InitialGain = 6; | ||
4433 | #endif | ||
4434 | |||
4435 | hw_version =( read_nic_dword(dev, TCR) & TCR_HWVERID_MASK)>>TCR_HWVERID_SHIFT; | ||
4436 | |||
4437 | switch (hw_version){ | ||
4438 | #ifdef CONFIG_RTL8185B | ||
4439 | case HW_VERID_R8185B_B: | ||
4440 | #ifdef CONFIG_RTL818X_S | ||
4441 | priv->card_8185 = VERSION_8187S_C; | ||
4442 | DMESG("MAC controller is a RTL8187SE b/g"); | ||
4443 | priv->phy_ver = 2; | ||
4444 | break; | ||
4445 | #else | ||
4446 | DMESG("MAC controller is a RTL8185B b/g"); | ||
4447 | priv->card_8185 = 3; | ||
4448 | priv->phy_ver = 2; | ||
4449 | break; | ||
4450 | #endif | ||
4451 | #endif | ||
4452 | case HW_VERID_R8185_ABC: | ||
4453 | DMESG("MAC controller is a RTL8185 b/g"); | ||
4454 | priv->card_8185 = 1; | ||
4455 | /* you should not find a card with 8225 PHY ver < C*/ | ||
4456 | priv->phy_ver = 2; | ||
4457 | break; | ||
4458 | |||
4459 | case HW_VERID_R8185_D: | ||
4460 | DMESG("MAC controller is a RTL8185 b/g (V. D)"); | ||
4461 | priv->card_8185 = 2; | ||
4462 | /* you should not find a card with 8225 PHY ver < C*/ | ||
4463 | priv->phy_ver = 2; | ||
4464 | break; | ||
4465 | |||
4466 | case HW_VERID_R8180_ABCD: | ||
4467 | DMESG("MAC controller is a RTL8180"); | ||
4468 | priv->card_8185 = 0; | ||
4469 | break; | ||
4470 | |||
4471 | case HW_VERID_R8180_F: | ||
4472 | DMESG("MAC controller is a RTL8180 (v. F)"); | ||
4473 | priv->card_8185 = 0; | ||
4474 | break; | ||
4475 | |||
4476 | default: | ||
4477 | DMESGW("MAC chip not recognized: version %x. Assuming RTL8180",hw_version); | ||
4478 | priv->card_8185 = 0; | ||
4479 | break; | ||
4480 | } | ||
4481 | |||
4482 | if(priv->card_8185){ | ||
4483 | priv->ieee80211->modulation |= IEEE80211_OFDM_MODULATION; | ||
4484 | priv->ieee80211->short_slot = 1; | ||
4485 | } | ||
4486 | /* you should not found any 8185 Ver B Card */ | ||
4487 | priv->card_8185_Bversion = 0; | ||
4488 | |||
4489 | #ifdef CONFIG_RTL8185B | ||
4490 | #ifdef CONFIG_RTL818X_S | ||
4491 | // just for sync 85 | ||
4492 | priv->card_type = PCI; | ||
4493 | DMESG("This is a PCI NIC"); | ||
4494 | #else | ||
4495 | config3 = read_nic_byte(dev, CONFIG3); | ||
4496 | if(config3 & 0x8){ | ||
4497 | priv->card_type = CARDBUS; | ||
4498 | DMESG("This is a CARDBUS NIC"); | ||
4499 | } | ||
4500 | else if( config3 & 0x4){ | ||
4501 | priv->card_type = MINIPCI; | ||
4502 | DMESG("This is a MINI-PCI NIC"); | ||
4503 | }else{ | ||
4504 | priv->card_type = PCI; | ||
4505 | DMESG("This is a PCI NIC"); | ||
4506 | } | ||
4507 | #endif | ||
4508 | #endif | ||
4509 | priv->enable_gpio0 = 0; | ||
4510 | |||
4511 | //by amy for antenna | ||
4512 | #ifdef CONFIG_RTL8185B | ||
4513 | usValue = eprom_read(dev, EEPROM_SW_REVD_OFFSET); | ||
4514 | DMESG("usValue is 0x%x\n",usValue); | ||
4515 | #ifdef CONFIG_RTL818X_S | ||
4516 | //3Read AntennaDiversity | ||
4517 | // SW Antenna Diversity. | ||
4518 | if( (usValue & EEPROM_SW_AD_MASK) != EEPROM_SW_AD_ENABLE ) | ||
4519 | { | ||
4520 | priv->EEPROMSwAntennaDiversity = false; | ||
4521 | //printk("EEPROM Disable SW Antenna Diversity\n"); | ||
4522 | } | ||
4523 | else | ||
4524 | { | ||
4525 | priv->EEPROMSwAntennaDiversity = true; | ||
4526 | //printk("EEPROM Enable SW Antenna Diversity\n"); | ||
4527 | } | ||
4528 | // Default Antenna to use. | ||
4529 | if( (usValue & EEPROM_DEF_ANT_MASK) != EEPROM_DEF_ANT_1 ) | ||
4530 | { | ||
4531 | priv->EEPROMDefaultAntenna1 = false; | ||
4532 | //printk("EEPROM Default Antenna 0\n"); | ||
4533 | } | ||
4534 | else | ||
4535 | { | ||
4536 | priv->EEPROMDefaultAntenna1 = true; | ||
4537 | //printk("EEPROM Default Antenna 1\n"); | ||
4538 | } | ||
4539 | |||
4540 | // | ||
4541 | // Antenna diversity mechanism. Added by Roger, 2007.11.05. | ||
4542 | // | ||
4543 | if( priv->RegSwAntennaDiversityMechanism == 0 ) // Auto | ||
4544 | {// 0: default from EEPROM. | ||
4545 | priv->bSwAntennaDiverity = priv->EEPROMSwAntennaDiversity; | ||
4546 | } | ||
4547 | else | ||
4548 | {// 1:disable antenna diversity, 2: enable antenna diversity. | ||
4549 | priv->bSwAntennaDiverity = ((priv->RegSwAntennaDiversityMechanism == 1)? false : true); | ||
4550 | } | ||
4551 | //printk("bSwAntennaDiverity = %d\n", priv->bSwAntennaDiverity); | ||
4552 | |||
4553 | |||
4554 | // | ||
4555 | // Default antenna settings. Added by Roger, 2007.11.05. | ||
4556 | // | ||
4557 | if( priv->RegDefaultAntenna == 0) | ||
4558 | {// 0: default from EEPROM. | ||
4559 | priv->bDefaultAntenna1 = priv->EEPROMDefaultAntenna1; | ||
4560 | } | ||
4561 | else | ||
4562 | {// 1: main, 2: aux. | ||
4563 | priv->bDefaultAntenna1 = ((priv->RegDefaultAntenna== 2) ? true : false); | ||
4564 | } | ||
4565 | //printk("bDefaultAntenna1 = %d\n", priv->bDefaultAntenna1); | ||
4566 | #endif | ||
4567 | #endif | ||
4568 | //by amy for antenna | ||
4569 | /* rtl8185 can calc plcp len in HW.*/ | ||
4570 | priv->hw_plcp_len = 1; | ||
4571 | |||
4572 | priv->plcp_preamble_mode = 2; | ||
4573 | /*the eeprom type is stored in RCR register bit #6 */ | ||
4574 | if (RCR_9356SEL & read_nic_dword(dev, RCR)){ | ||
4575 | priv->epromtype=EPROM_93c56; | ||
4576 | //DMESG("Reported EEPROM chip is a 93c56 (2Kbit)"); | ||
4577 | }else{ | ||
4578 | priv->epromtype=EPROM_93c46; | ||
4579 | //DMESG("Reported EEPROM chip is a 93c46 (1Kbit)"); | ||
4580 | } | ||
4581 | |||
4582 | dev->get_stats = rtl8180_stats; | ||
4583 | |||
4584 | dev->dev_addr[0]=eprom_read(dev,MAC_ADR) & 0xff; | ||
4585 | dev->dev_addr[1]=(eprom_read(dev,MAC_ADR) & 0xff00)>>8; | ||
4586 | dev->dev_addr[2]=eprom_read(dev,MAC_ADR+1) & 0xff; | ||
4587 | dev->dev_addr[3]=(eprom_read(dev,MAC_ADR+1) & 0xff00)>>8; | ||
4588 | dev->dev_addr[4]=eprom_read(dev,MAC_ADR+2) & 0xff; | ||
4589 | dev->dev_addr[5]=(eprom_read(dev,MAC_ADR+2) & 0xff00)>>8; | ||
4590 | //DMESG("Card MAC address is "MAC_FMT, MAC_ARG(dev->dev_addr)); | ||
4591 | |||
4592 | |||
4593 | for(i=1,j=0; i<14; i+=2,j++){ | ||
4594 | |||
4595 | word = eprom_read(dev,EPROM_TXPW_CH1_2 + j); | ||
4596 | priv->chtxpwr[i]=word & 0xff; | ||
4597 | priv->chtxpwr[i+1]=(word & 0xff00)>>8; | ||
4598 | #ifdef DEBUG_EPROM | ||
4599 | DMESG("tx word %x:%x",j,word); | ||
4600 | DMESG("ch %d pwr %x",i,priv->chtxpwr[i]); | ||
4601 | DMESG("ch %d pwr %x",i+1,priv->chtxpwr[i+1]); | ||
4602 | #endif | ||
4603 | } | ||
4604 | if(priv->card_8185){ | ||
4605 | for(i=1,j=0; i<14; i+=2,j++){ | ||
4606 | |||
4607 | word = eprom_read(dev,EPROM_TXPW_OFDM_CH1_2 + j); | ||
4608 | priv->chtxpwr_ofdm[i]=word & 0xff; | ||
4609 | priv->chtxpwr_ofdm[i+1]=(word & 0xff00)>>8; | ||
4610 | #ifdef DEBUG_EPROM | ||
4611 | DMESG("ofdm tx word %x:%x",j,word); | ||
4612 | DMESG("ofdm ch %d pwr %x",i,priv->chtxpwr_ofdm[i]); | ||
4613 | DMESG("ofdm ch %d pwr %x",i+1,priv->chtxpwr_ofdm[i+1]); | ||
4614 | #endif | ||
4615 | } | ||
4616 | } | ||
4617 | //{by amy 080312 | ||
4618 | //3Read crystal calibtration and thermal meter indication on 87SE. | ||
4619 | |||
4620 | // By SD3 SY's request. Added by Roger, 2007.12.11. | ||
4621 | |||
4622 | tmpu16 = eprom_read(dev, EEPROM_RSV>>1); | ||
4623 | |||
4624 | //printk("ReadAdapterInfo8185(): EEPROM_RSV(%04x)\n", tmpu16); | ||
4625 | |||
4626 | // Crystal calibration for Xin and Xout resp. | ||
4627 | priv->XtalCal_Xout = tmpu16 & EEPROM_XTAL_CAL_XOUT_MASK; // 0~7.5pF | ||
4628 | priv->XtalCal_Xin = (tmpu16 & EEPROM_XTAL_CAL_XIN_MASK)>>4; // 0~7.5pF | ||
4629 | if((tmpu16 & EEPROM_XTAL_CAL_ENABLE)>>12) | ||
4630 | priv->bXtalCalibration = true; | ||
4631 | |||
4632 | // Thermal meter reference indication. | ||
4633 | priv->ThermalMeter = (u8)((tmpu16 & EEPROM_THERMAL_METER_MASK)>>8); | ||
4634 | if((tmpu16 & EEPROM_THERMAL_METER_ENABLE)>>13) | ||
4635 | priv->bTxPowerTrack = true; | ||
4636 | |||
4637 | //by amy 080312} | ||
4638 | #ifdef CONFIG_RTL8185B | ||
4639 | word = eprom_read(dev,EPROM_TXPW_BASE); | ||
4640 | priv->cck_txpwr_base = word & 0xf; | ||
4641 | priv->ofdm_txpwr_base = (word>>4) & 0xf; | ||
4642 | #endif | ||
4643 | |||
4644 | version = eprom_read(dev,EPROM_VERSION); | ||
4645 | DMESG("EEPROM version %x",version); | ||
4646 | if( (!priv->card_8185) && version < 0x0101){ | ||
4647 | DMESG ("EEPROM version too old, assuming defaults"); | ||
4648 | DMESG ("If you see this message *plase* send your \ | ||
4649 | DMESG output to andreamrl@tiscali.it THANKS"); | ||
4650 | priv->digphy=1; | ||
4651 | priv->antb=0; | ||
4652 | priv->diversity=1; | ||
4653 | priv->cs_treshold=0xc; | ||
4654 | priv->rcr_csense=1; | ||
4655 | priv->rf_chip=RFCHIPID_PHILIPS; | ||
4656 | }else{ | ||
4657 | if(!priv->card_8185){ | ||
4658 | u8 rfparam = eprom_read(dev,RF_PARAM); | ||
4659 | DMESG("RfParam: %x",rfparam); | ||
4660 | |||
4661 | priv->digphy = rfparam & (1<<RF_PARAM_DIGPHY_SHIFT) ? 0:1; | ||
4662 | priv->antb = rfparam & (1<<RF_PARAM_ANTBDEFAULT_SHIFT) ? 1:0; | ||
4663 | |||
4664 | priv->rcr_csense = (rfparam & RF_PARAM_CARRIERSENSE_MASK) >> | ||
4665 | RF_PARAM_CARRIERSENSE_SHIFT; | ||
4666 | |||
4667 | priv->diversity = | ||
4668 | (read_nic_byte(dev,CONFIG2)&(1<<CONFIG2_ANTENNA_SHIFT)) ? 1:0; | ||
4669 | }else{ | ||
4670 | priv->rcr_csense = 3; | ||
4671 | } | ||
4672 | |||
4673 | priv->cs_treshold = (eprom_read(dev,ENERGY_TRESHOLD)&0xff00) >>8; | ||
4674 | |||
4675 | priv->rf_chip = 0xff & eprom_read(dev,RFCHIPID); | ||
4676 | } | ||
4677 | |||
4678 | #ifdef CONFIG_RTL8185B | ||
4679 | #ifdef CONFIG_RTL818X_S | ||
4680 | priv->rf_chip = RF_ZEBRA4; | ||
4681 | priv->rf_sleep = rtl8225z4_rf_sleep; | ||
4682 | priv->rf_wakeup = rtl8225z4_rf_wakeup; | ||
4683 | #else | ||
4684 | priv->rf_chip = RF_ZEBRA2; | ||
4685 | #endif | ||
4686 | //DMESG("Card reports RF frontend Realtek 8225z2"); | ||
4687 | //DMESGW("This driver has EXPERIMENTAL support for this chipset."); | ||
4688 | //DMESGW("use it with care and at your own risk and"); | ||
4689 | DMESGW("**PLEASE** REPORT SUCCESSFUL/UNSUCCESSFUL TO Realtek!"); | ||
4690 | |||
4691 | priv->rf_close = rtl8225z2_rf_close; | ||
4692 | priv->rf_init = rtl8225z2_rf_init; | ||
4693 | priv->rf_set_chan = rtl8225z2_rf_set_chan; | ||
4694 | priv->rf_set_sens = NULL; | ||
4695 | //priv->rf_sleep = rtl8225_rf_sleep; | ||
4696 | //priv->rf_wakeup = rtl8225_rf_wakeup; | ||
4697 | |||
4698 | #else | ||
4699 | /* check RF frontend chipset */ | ||
4700 | switch (priv->rf_chip) { | ||
4701 | |||
4702 | case RFCHIPID_RTL8225: | ||
4703 | |||
4704 | if(priv->card_8185){ | ||
4705 | DMESG("Card reports RF frontend Realtek 8225"); | ||
4706 | DMESGW("This driver has EXPERIMENTAL support for this chipset."); | ||
4707 | DMESGW("use it with care and at your own risk and"); | ||
4708 | DMESGW("**PLEASE** REPORT SUCCESS/INSUCCESS TO andreamrl@tiscali.it"); | ||
4709 | |||
4710 | priv->rf_close = rtl8225_rf_close; | ||
4711 | priv->rf_init = rtl8225_rf_init; | ||
4712 | priv->rf_set_chan = rtl8225_rf_set_chan; | ||
4713 | priv->rf_set_sens = NULL; | ||
4714 | priv->rf_sleep = rtl8225_rf_sleep; | ||
4715 | priv->rf_wakeup = rtl8225_rf_wakeup; | ||
4716 | |||
4717 | }else{ | ||
4718 | DMESGW("Detected RTL8225 radio on a card recognized as RTL8180"); | ||
4719 | DMESGW("This could not be... something went wrong...."); | ||
4720 | return -ENODEV; | ||
4721 | } | ||
4722 | break; | ||
4723 | |||
4724 | case RFCHIPID_RTL8255: | ||
4725 | if(priv->card_8185){ | ||
4726 | DMESG("Card reports RF frontend Realtek 8255"); | ||
4727 | DMESGW("This driver has EXPERIMENTAL support for this chipset."); | ||
4728 | DMESGW("use it with care and at your own risk and"); | ||
4729 | DMESGW("**PLEASE** REPORT SUCCESS/INSUCCESS TO andreamrl@tiscali.it"); | ||
4730 | |||
4731 | priv->rf_close = rtl8255_rf_close; | ||
4732 | priv->rf_init = rtl8255_rf_init; | ||
4733 | priv->rf_set_chan = rtl8255_rf_set_chan; | ||
4734 | priv->rf_set_sens = NULL; | ||
4735 | priv->rf_sleep = NULL; | ||
4736 | priv->rf_wakeup = NULL; | ||
4737 | |||
4738 | }else{ | ||
4739 | DMESGW("Detected RTL8255 radio on a card recognized as RTL8180"); | ||
4740 | DMESGW("This could not be... something went wrong...."); | ||
4741 | return -ENODEV; | ||
4742 | } | ||
4743 | break; | ||
4744 | |||
4745 | |||
4746 | case RFCHIPID_INTERSIL: | ||
4747 | DMESGW("Card reports RF frontend by Intersil."); | ||
4748 | DMESGW("This driver has NO support for this chipset."); | ||
4749 | return -ENODEV; | ||
4750 | break; | ||
4751 | |||
4752 | case RFCHIPID_RFMD: | ||
4753 | DMESGW("Card reports RF frontend by RFMD."); | ||
4754 | DMESGW("This driver has NO support for this chipset."); | ||
4755 | return -ENODEV; | ||
4756 | break; | ||
4757 | |||
4758 | case RFCHIPID_GCT: | ||
4759 | DMESGW("Card reports RF frontend by GCT."); | ||
4760 | DMESGW("This driver has EXPERIMENTAL support for this chipset."); | ||
4761 | DMESGW("use it with care and at your own risk and"); | ||
4762 | DMESGW("**PLEASE** REPORT SUCCESS/INSUCCESS TO andreamrl@tiscali.it"); | ||
4763 | priv->rf_close = gct_rf_close; | ||
4764 | priv->rf_init = gct_rf_init; | ||
4765 | priv->rf_set_chan = gct_rf_set_chan; | ||
4766 | priv->rf_set_sens = NULL; | ||
4767 | priv->rf_sleep = NULL; | ||
4768 | priv->rf_wakeup = NULL; | ||
4769 | break; | ||
4770 | |||
4771 | case RFCHIPID_MAXIM: | ||
4772 | DMESGW("Card reports RF frontend by MAXIM."); | ||
4773 | DMESGW("This driver has EXPERIMENTAL support for this chipset."); | ||
4774 | DMESGW("use it with care and at your own risk and"); | ||
4775 | DMESGW("**PLEASE** REPORT SUCCESS/INSUCCESS TO andreamrl@tiscali.it"); | ||
4776 | priv->rf_close = maxim_rf_close; | ||
4777 | priv->rf_init = maxim_rf_init; | ||
4778 | priv->rf_set_chan = maxim_rf_set_chan; | ||
4779 | priv->rf_set_sens = NULL; | ||
4780 | priv->rf_sleep = NULL; | ||
4781 | priv->rf_wakeup = NULL; | ||
4782 | break; | ||
4783 | |||
4784 | case RFCHIPID_PHILIPS: | ||
4785 | DMESG("Card reports RF frontend by Philips."); | ||
4786 | DMESG("OK! Philips SA2400 radio chipset is supported."); | ||
4787 | priv->rf_close = sa2400_rf_close; | ||
4788 | priv->rf_init = sa2400_rf_init; | ||
4789 | priv->rf_set_chan = sa2400_rf_set_chan; | ||
4790 | priv->rf_set_sens = sa2400_rf_set_sens; | ||
4791 | priv->sens = SA2400_RF_DEF_SENS; /* default sensitivity */ | ||
4792 | priv->max_sens = SA2400_RF_MAX_SENS; /* maximum sensitivity */ | ||
4793 | priv->rf_sleep = NULL; | ||
4794 | priv->rf_wakeup = NULL; | ||
4795 | |||
4796 | if(priv->digphy){ | ||
4797 | DMESGW("Digital PHY found"); | ||
4798 | DMESGW("Philips DIGITAL PHY is untested! *Please*\ | ||
4799 | report success/failure to <andreamrl@tiscali.it>"); | ||
4800 | }else{ | ||
4801 | DMESG ("Analog PHY found"); | ||
4802 | } | ||
4803 | |||
4804 | break; | ||
4805 | |||
4806 | default: | ||
4807 | DMESGW("Unknown RF module %x",priv->rf_chip); | ||
4808 | DMESGW("Exiting..."); | ||
4809 | return -1; | ||
4810 | |||
4811 | } | ||
4812 | #endif | ||
4813 | |||
4814 | |||
4815 | if(!priv->card_8185){ | ||
4816 | if(priv->antb) | ||
4817 | DMESG ("Antenna B is default antenna"); | ||
4818 | else | ||
4819 | DMESG ("Antenna A is default antenna"); | ||
4820 | |||
4821 | if(priv->diversity) | ||
4822 | DMESG ("Antenna diversity is enabled"); | ||
4823 | else | ||
4824 | DMESG("Antenna diversity is disabled"); | ||
4825 | |||
4826 | DMESG("Carrier sense %d",priv->rcr_csense); | ||
4827 | } | ||
4828 | |||
4829 | if (0!=alloc_rx_desc_ring(dev, priv->rxbuffersize, priv->rxringcount)) | ||
4830 | return -ENOMEM; | ||
4831 | |||
4832 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4833 | TX_MANAGEPRIORITY_RING_ADDR)) | ||
4834 | return -ENOMEM; | ||
4835 | |||
4836 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4837 | TX_BKPRIORITY_RING_ADDR)) | ||
4838 | return -ENOMEM; | ||
4839 | |||
4840 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4841 | TX_BEPRIORITY_RING_ADDR)) | ||
4842 | return -ENOMEM; | ||
4843 | |||
4844 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4845 | TX_VIPRIORITY_RING_ADDR)) | ||
4846 | return -ENOMEM; | ||
4847 | |||
4848 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4849 | TX_VOPRIORITY_RING_ADDR)) | ||
4850 | return -ENOMEM; | ||
4851 | |||
4852 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txringcount, | ||
4853 | TX_HIGHPRIORITY_RING_ADDR)) | ||
4854 | return -ENOMEM; | ||
4855 | |||
4856 | if (0!=alloc_tx_desc_ring(dev, priv->txbuffsize, priv->txbeaconcount, | ||
4857 | TX_BEACON_RING_ADDR)) | ||
4858 | return -ENOMEM; | ||
4859 | |||
4860 | |||
4861 | //priv->beacon_buf=NULL; | ||
4862 | |||
4863 | if(!priv->card_8185){ | ||
4864 | |||
4865 | if(read_nic_byte(dev, CONFIG0) & (1<<CONFIG0_WEP40_SHIFT)) | ||
4866 | DMESG ("40-bit WEP is supported in hardware"); | ||
4867 | else | ||
4868 | DMESG ("40-bit WEP is NOT supported in hardware"); | ||
4869 | |||
4870 | if(read_nic_byte(dev,CONFIG0) & (1<<CONFIG0_WEP104_SHIFT)) | ||
4871 | DMESG ("104-bit WEP is supported in hardware"); | ||
4872 | else | ||
4873 | DMESG ("104-bit WEP is NOT supported in hardware"); | ||
4874 | } | ||
4875 | #if !defined(SA_SHIRQ) | ||
4876 | if(request_irq(dev->irq, (void *)rtl8180_interrupt, IRQF_SHARED, dev->name, dev)){ | ||
4877 | #else | ||
4878 | if(request_irq(dev->irq, (void *)rtl8180_interrupt, SA_SHIRQ, dev->name, dev)){ | ||
4879 | #endif | ||
4880 | DMESGE("Error allocating IRQ %d",dev->irq); | ||
4881 | return -1; | ||
4882 | }else{ | ||
4883 | priv->irq=dev->irq; | ||
4884 | DMESG("IRQ %d",dev->irq); | ||
4885 | } | ||
4886 | |||
4887 | #ifdef DEBUG_EPROM | ||
4888 | dump_eprom(dev); | ||
4889 | #endif | ||
4890 | |||
4891 | return 0; | ||
4892 | |||
4893 | } | ||
4894 | |||
4895 | |||
4896 | void rtl8180_no_hw_wep(struct net_device *dev) | ||
4897 | { | ||
4898 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
4899 | |||
4900 | if(!priv->card_8185) | ||
4901 | { | ||
4902 | u8 security; | ||
4903 | |||
4904 | security = read_nic_byte(dev, SECURITY); | ||
4905 | security &=~(1<<SECURITY_WEP_TX_ENABLE_SHIFT); | ||
4906 | security &=~(1<<SECURITY_WEP_RX_ENABLE_SHIFT); | ||
4907 | |||
4908 | write_nic_byte(dev, SECURITY, security); | ||
4909 | |||
4910 | }else{ | ||
4911 | |||
4912 | //FIXME!!! | ||
4913 | } | ||
4914 | /* | ||
4915 | write_nic_dword(dev,TX_CONF,read_nic_dword(dev,TX_CONF) | | ||
4916 | (1<<TX_NOICV_SHIFT) ); | ||
4917 | */ | ||
4918 | // priv->ieee80211->hw_wep=0; | ||
4919 | } | ||
4920 | |||
4921 | |||
4922 | void rtl8180_set_hw_wep(struct net_device *dev) | ||
4923 | { | ||
4924 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
4925 | u8 pgreg; | ||
4926 | u8 security; | ||
4927 | u32 key0_word4; | ||
4928 | |||
4929 | pgreg=read_nic_byte(dev, PGSELECT); | ||
4930 | write_nic_byte(dev, PGSELECT, pgreg &~ (1<<PGSELECT_PG_SHIFT)); | ||
4931 | |||
4932 | key0_word4 = read_nic_dword(dev, KEY0+4+4+4); | ||
4933 | key0_word4 &= ~ 0xff; | ||
4934 | key0_word4 |= priv->key0[3]& 0xff; | ||
4935 | write_nic_dword(dev,KEY0,(priv->key0[0])); | ||
4936 | write_nic_dword(dev,KEY0+4,(priv->key0[1])); | ||
4937 | write_nic_dword(dev,KEY0+4+4,(priv->key0[2])); | ||
4938 | write_nic_dword(dev,KEY0+4+4+4,(key0_word4)); | ||
4939 | |||
4940 | /* | ||
4941 | TX_CONF,read_nic_dword(dev,TX_CONF) &~(1<<TX_NOICV_SHIFT)); | ||
4942 | */ | ||
4943 | |||
4944 | security = read_nic_byte(dev,SECURITY); | ||
4945 | security |= (1<<SECURITY_WEP_TX_ENABLE_SHIFT); | ||
4946 | security |= (1<<SECURITY_WEP_RX_ENABLE_SHIFT); | ||
4947 | security &= ~ SECURITY_ENCRYP_MASK; | ||
4948 | security |= (SECURITY_ENCRYP_104<<SECURITY_ENCRYP_SHIFT); | ||
4949 | |||
4950 | write_nic_byte(dev, SECURITY, security); | ||
4951 | |||
4952 | DMESG("key %x %x %x %x",read_nic_dword(dev,KEY0+4+4+4), | ||
4953 | read_nic_dword(dev,KEY0+4+4),read_nic_dword(dev,KEY0+4), | ||
4954 | read_nic_dword(dev,KEY0)); | ||
4955 | |||
4956 | //priv->ieee80211->hw_wep=1; | ||
4957 | } | ||
4958 | |||
4959 | |||
4960 | void rtl8185_rf_pins_enable(struct net_device *dev) | ||
4961 | { | ||
4962 | // u16 tmp; | ||
4963 | // tmp = read_nic_word(dev, RFPinsEnable); | ||
4964 | write_nic_word(dev, RFPinsEnable, 0x1fff);// | tmp); | ||
4965 | // write_nic_word(dev, RFPinsEnable,7 | tmp); | ||
4966 | } | ||
4967 | |||
4968 | |||
4969 | void rtl8185_set_anaparam2(struct net_device *dev, u32 a) | ||
4970 | { | ||
4971 | u8 conf3; | ||
4972 | |||
4973 | rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
4974 | |||
4975 | conf3 = read_nic_byte(dev, CONFIG3); | ||
4976 | write_nic_byte(dev, CONFIG3, conf3 | (1<<CONFIG3_ANAPARAM_W_SHIFT)); | ||
4977 | write_nic_dword(dev, ANAPARAM2, a); | ||
4978 | |||
4979 | conf3 = read_nic_byte(dev, CONFIG3); | ||
4980 | write_nic_byte(dev, CONFIG3, conf3 &~(1<<CONFIG3_ANAPARAM_W_SHIFT)); | ||
4981 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
4982 | |||
4983 | } | ||
4984 | |||
4985 | |||
4986 | void rtl8180_set_anaparam(struct net_device *dev, u32 a) | ||
4987 | { | ||
4988 | u8 conf3; | ||
4989 | |||
4990 | rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
4991 | |||
4992 | conf3 = read_nic_byte(dev, CONFIG3); | ||
4993 | write_nic_byte(dev, CONFIG3, conf3 | (1<<CONFIG3_ANAPARAM_W_SHIFT)); | ||
4994 | write_nic_dword(dev, ANAPARAM, a); | ||
4995 | |||
4996 | conf3 = read_nic_byte(dev, CONFIG3); | ||
4997 | write_nic_byte(dev, CONFIG3, conf3 &~(1<<CONFIG3_ANAPARAM_W_SHIFT)); | ||
4998 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
4999 | } | ||
5000 | |||
5001 | |||
5002 | void rtl8185_tx_antenna(struct net_device *dev, u8 ant) | ||
5003 | { | ||
5004 | write_nic_byte(dev, TX_ANTENNA, ant); | ||
5005 | force_pci_posting(dev); | ||
5006 | mdelay(1); | ||
5007 | } | ||
5008 | |||
5009 | |||
5010 | void rtl8185_write_phy(struct net_device *dev, u8 adr, u32 data) | ||
5011 | { | ||
5012 | //u8 phyr; | ||
5013 | u32 phyw; | ||
5014 | //int i; | ||
5015 | |||
5016 | adr |= 0x80; | ||
5017 | |||
5018 | phyw= ((data<<8) | adr); | ||
5019 | #if 0 | ||
5020 | |||
5021 | write_nic_dword(dev, PHY_ADR, phyw); | ||
5022 | |||
5023 | //read_nic_dword(dev, PHY_ADR); | ||
5024 | for(i=0;i<10;i++){ | ||
5025 | write_nic_dword(dev, PHY_ADR, 0xffffff7f & phyw); | ||
5026 | phyr = read_nic_byte(dev, PHY_READ); | ||
5027 | if(phyr == (data&0xff)) break; | ||
5028 | |||
5029 | } | ||
5030 | #else | ||
5031 | // Note that, we must write 0xff7c after 0x7d-0x7f to write BB register. | ||
5032 | write_nic_byte(dev, 0x7f, ((phyw & 0xff000000) >> 24)); | ||
5033 | write_nic_byte(dev, 0x7e, ((phyw & 0x00ff0000) >> 16)); | ||
5034 | write_nic_byte(dev, 0x7d, ((phyw & 0x0000ff00) >> 8)); | ||
5035 | write_nic_byte(dev, 0x7c, ((phyw & 0x000000ff) )); | ||
5036 | #endif | ||
5037 | /* this is ok to fail when we write AGC table. check for AGC table might be | ||
5038 | * done by masking with 0x7f instead of 0xff | ||
5039 | */ | ||
5040 | //if(phyr != (data&0xff)) DMESGW("Phy write timeout %x %x %x", phyr, data,adr); | ||
5041 | } | ||
5042 | |||
5043 | |||
5044 | inline void write_phy_ofdm (struct net_device *dev, u8 adr, u32 data) | ||
5045 | { | ||
5046 | data = data & 0xff; | ||
5047 | rtl8185_write_phy(dev, adr, data); | ||
5048 | } | ||
5049 | |||
5050 | |||
5051 | void write_phy_cck (struct net_device *dev, u8 adr, u32 data) | ||
5052 | { | ||
5053 | data = data & 0xff; | ||
5054 | rtl8185_write_phy(dev, adr, data | 0x10000); | ||
5055 | } | ||
5056 | |||
5057 | |||
5058 | /* 70*3 = 210 ms | ||
5059 | * I hope this is enougth | ||
5060 | */ | ||
5061 | #define MAX_PHY 70 | ||
5062 | void write_phy(struct net_device *dev, u8 adr, u8 data) | ||
5063 | { | ||
5064 | u32 phy; | ||
5065 | int i; | ||
5066 | |||
5067 | phy = 0xff0000; | ||
5068 | phy |= adr; | ||
5069 | phy |= 0x80; /* this should enable writing */ | ||
5070 | phy |= (data<<8); | ||
5071 | |||
5072 | //PHY_ADR, PHY_R and PHY_W are contig and treated as one dword | ||
5073 | write_nic_dword(dev,PHY_ADR, phy); | ||
5074 | |||
5075 | phy= 0xffff00; | ||
5076 | phy |= adr; | ||
5077 | |||
5078 | write_nic_dword(dev,PHY_ADR, phy); | ||
5079 | for(i=0;i<MAX_PHY;i++){ | ||
5080 | phy=read_nic_dword(dev,PHY_ADR); | ||
5081 | phy= phy & 0xff0000; | ||
5082 | phy= phy >> 16; | ||
5083 | if(phy == data){ //SUCCESS! | ||
5084 | force_pci_posting(dev); | ||
5085 | mdelay(3); //random value | ||
5086 | #ifdef DEBUG_BB | ||
5087 | DMESG("Phy wr %x,%x",adr,data); | ||
5088 | #endif | ||
5089 | return; | ||
5090 | }else{ | ||
5091 | force_pci_posting(dev); | ||
5092 | mdelay(3); //random value | ||
5093 | } | ||
5094 | } | ||
5095 | DMESGW ("Phy writing %x %x failed!", adr,data); | ||
5096 | } | ||
5097 | |||
5098 | void rtl8185_set_rate(struct net_device *dev) | ||
5099 | { | ||
5100 | int i; | ||
5101 | u16 word; | ||
5102 | int basic_rate,min_rr_rate,max_rr_rate; | ||
5103 | |||
5104 | // struct r8180_priv *priv = ieee80211_priv(dev); | ||
5105 | |||
5106 | //if (ieee80211_is_54g(priv->ieee80211->current_network) && | ||
5107 | // priv->ieee80211->state == IEEE80211_LINKED){ | ||
5108 | basic_rate = ieeerate2rtlrate(240); | ||
5109 | min_rr_rate = ieeerate2rtlrate(60); | ||
5110 | max_rr_rate = ieeerate2rtlrate(240); | ||
5111 | |||
5112 | // | ||
5113 | // }else{ | ||
5114 | // basic_rate = ieeerate2rtlrate(20); | ||
5115 | // min_rr_rate = ieeerate2rtlrate(10); | ||
5116 | // max_rr_rate = ieeerate2rtlrate(110); | ||
5117 | // } | ||
5118 | |||
5119 | write_nic_byte(dev, RESP_RATE, | ||
5120 | max_rr_rate<<MAX_RESP_RATE_SHIFT| min_rr_rate<<MIN_RESP_RATE_SHIFT); | ||
5121 | |||
5122 | word = read_nic_word(dev, BRSR); | ||
5123 | word &= ~BRSR_MBR_8185; | ||
5124 | |||
5125 | |||
5126 | for(i=0;i<=basic_rate;i++) | ||
5127 | word |= (1<<i); | ||
5128 | |||
5129 | write_nic_word(dev, BRSR, word); | ||
5130 | //DMESG("RR:%x BRSR: %x", read_nic_byte(dev,RESP_RATE),read_nic_word(dev,BRSR)); | ||
5131 | } | ||
5132 | |||
5133 | |||
5134 | |||
5135 | void rtl8180_adapter_start(struct net_device *dev) | ||
5136 | { | ||
5137 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5138 | u32 anaparam; | ||
5139 | u16 word; | ||
5140 | u8 config3; | ||
5141 | // int i; | ||
5142 | |||
5143 | rtl8180_rtx_disable(dev); | ||
5144 | rtl8180_reset(dev); | ||
5145 | |||
5146 | /* seems that 0xffff or 0xafff will cause | ||
5147 | * HW interrupt line crash | ||
5148 | */ | ||
5149 | |||
5150 | //priv->irq_mask = 0xafff; | ||
5151 | // priv->irq_mask = 0x4fcf; | ||
5152 | |||
5153 | /* enable beacon timeout, beacon TX ok and err | ||
5154 | * LP tx ok and err, HP TX ok and err, NP TX ok and err, | ||
5155 | * RX ok and ERR, and GP timer */ | ||
5156 | priv->irq_mask = 0x6fcf; | ||
5157 | |||
5158 | priv->dma_poll_mask = 0; | ||
5159 | |||
5160 | rtl8180_beacon_tx_disable(dev); | ||
5161 | |||
5162 | if(priv->card_type == CARDBUS ){ | ||
5163 | config3=read_nic_byte(dev, CONFIG3); | ||
5164 | write_nic_byte(dev,CONFIG3,config3 | CONFIG3_FuncRegEn); | ||
5165 | write_nic_word(dev,FEMR, FEMR_INTR | FEMR_WKUP | FEMR_GWAKE | | ||
5166 | read_nic_word(dev, FEMR)); | ||
5167 | } | ||
5168 | rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
5169 | write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]); | ||
5170 | write_nic_word(dev, MAC4, ((u32*)dev->dev_addr)[1] & 0xffff ); | ||
5171 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
5172 | |||
5173 | rtl8180_update_msr(dev); | ||
5174 | |||
5175 | if(!priv->card_8185){ | ||
5176 | anaparam = eprom_read(dev,EPROM_ANAPARAM_ADDRLWORD); | ||
5177 | anaparam |= eprom_read(dev,EPROM_ANAPARAM_ADDRHWORD)<<16; | ||
5178 | |||
5179 | rtl8180_set_anaparam(dev,anaparam); | ||
5180 | } | ||
5181 | /* These might be unnecessary since we do in rx_enable / tx_enable */ | ||
5182 | fix_rx_fifo(dev); | ||
5183 | fix_tx_fifo(dev); | ||
5184 | /*set_nic_rxring(dev); | ||
5185 | set_nic_txring(dev);*/ | ||
5186 | |||
5187 | rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
5188 | |||
5189 | /* | ||
5190 | The following is very strange. seems to be that 1 means test mode, | ||
5191 | but we need to acknolwledges the nic when a packet is ready | ||
5192 | altought we set it to 0 | ||
5193 | */ | ||
5194 | |||
5195 | write_nic_byte(dev, | ||
5196 | CONFIG2, read_nic_byte(dev,CONFIG2) &~\ | ||
5197 | (1<<CONFIG2_DMA_POLLING_MODE_SHIFT)); | ||
5198 | //^the nic isn't in test mode | ||
5199 | if(priv->card_8185) | ||
5200 | write_nic_byte(dev, | ||
5201 | CONFIG2, read_nic_byte(dev,CONFIG2)|(1<<4)); | ||
5202 | |||
5203 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
5204 | |||
5205 | write_nic_dword(dev,INT_TIMEOUT,0); | ||
5206 | #ifdef DEBUG_REGISTERS | ||
5207 | rtl8180_dump_reg(dev); | ||
5208 | #endif | ||
5209 | |||
5210 | if(!priv->card_8185) | ||
5211 | { | ||
5212 | /* | ||
5213 | experimental - this might be needed to calibrate AGC, | ||
5214 | anyway it shouldn't hurt | ||
5215 | */ | ||
5216 | write_nic_byte(dev, CONFIG5, | ||
5217 | read_nic_byte(dev, CONFIG5) | (1<<AGCRESET_SHIFT)); | ||
5218 | read_nic_byte(dev, CONFIG5); | ||
5219 | udelay(15); | ||
5220 | write_nic_byte(dev, CONFIG5, | ||
5221 | read_nic_byte(dev, CONFIG5) &~ (1<<AGCRESET_SHIFT)); | ||
5222 | }else{ | ||
5223 | |||
5224 | write_nic_byte(dev, WPA_CONFIG, 0); | ||
5225 | //write_nic_byte(dev, TESTR, 0xd); | ||
5226 | } | ||
5227 | |||
5228 | rtl8180_no_hw_wep(dev); | ||
5229 | |||
5230 | if(priv->card_8185){ | ||
5231 | rtl8185_set_rate(dev); | ||
5232 | write_nic_byte(dev, RATE_FALLBACK, 0x81); | ||
5233 | // write_nic_byte(dev, 0xdf, 0x15); | ||
5234 | }else{ | ||
5235 | word = read_nic_word(dev, BRSR); | ||
5236 | word &= ~BRSR_MBR; | ||
5237 | word &= ~BRSR_BPLCP; | ||
5238 | word |= ieeerate2rtlrate(priv->ieee80211->basic_rate); | ||
5239 | //by amy | ||
5240 | word |= 0x0f; | ||
5241 | //by amy | ||
5242 | write_nic_word(dev, BRSR, word); | ||
5243 | } | ||
5244 | |||
5245 | |||
5246 | if(priv->card_8185){ | ||
5247 | write_nic_byte(dev, GP_ENABLE,read_nic_byte(dev, GP_ENABLE) & ~(1<<6)); | ||
5248 | |||
5249 | //FIXME cfg 3 ClkRun enable - isn't it ReadOnly ? | ||
5250 | rtl8180_set_mode(dev, EPROM_CMD_CONFIG); | ||
5251 | write_nic_byte(dev,CONFIG3, read_nic_byte(dev, CONFIG3) | ||
5252 | |(1<<CONFIG3_CLKRUN_SHIFT)); | ||
5253 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
5254 | |||
5255 | } | ||
5256 | |||
5257 | priv->rf_init(dev); | ||
5258 | |||
5259 | if(priv->rf_set_sens != NULL) | ||
5260 | priv->rf_set_sens(dev,priv->sens); | ||
5261 | rtl8180_irq_enable(dev); | ||
5262 | |||
5263 | netif_start_queue(dev); | ||
5264 | /*DMESG ("lfree %d",get_curr_tx_free_desc(dev,LOW_PRIORITY)); | ||
5265 | |||
5266 | DMESG ("nfree %d",get_curr_tx_free_desc(dev,NORM_PRIORITY)); | ||
5267 | |||
5268 | DMESG ("hfree %d",get_curr_tx_free_desc(dev,HI_PRIORITY)); | ||
5269 | if(check_nic_enought_desc(dev,NORM_PRIORITY)) DMESG("NORM OK"); | ||
5270 | if(check_nic_enought_desc(dev,HI_PRIORITY)) DMESG("HI OK"); | ||
5271 | if(check_nic_enought_desc(dev,LOW_PRIORITY)) DMESG("LOW OK");*/ | ||
5272 | } | ||
5273 | |||
5274 | |||
5275 | |||
5276 | /* this configures registers for beacon tx and enables it via | ||
5277 | * rtl8180_beacon_tx_enable(). rtl8180_beacon_tx_disable() might | ||
5278 | * be used to stop beacon transmission | ||
5279 | */ | ||
5280 | void rtl8180_start_tx_beacon(struct net_device *dev) | ||
5281 | { | ||
5282 | // struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
5283 | u16 word; | ||
5284 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
5285 | |||
5286 | DMESG("Enabling beacon TX"); | ||
5287 | //write_nic_byte(dev, 0x42,0xe6);// TCR | ||
5288 | // set_nic_txring(dev); | ||
5289 | // fix_tx_fifo(dev); | ||
5290 | rtl8180_prepare_beacon(dev); | ||
5291 | rtl8180_irq_disable(dev); | ||
5292 | rtl8180_beacon_tx_enable(dev); | ||
5293 | #if 0 | ||
5294 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
5295 | //write_nic_byte(dev,0x9d,0x20); //DMA Poll | ||
5296 | //write_nic_word(dev,0x7a,0); | ||
5297 | //write_nic_word(dev,0x7a,0x8000); | ||
5298 | |||
5299 | #if 0 | ||
5300 | word = read_nic_word(dev, BcnItv); | ||
5301 | word &= ~BcnItv_BcnItv; // clear Bcn_Itv | ||
5302 | word |= priv->ieee80211->current_network.beacon_interval;//0x64; | ||
5303 | write_nic_word(dev, BcnItv, word); | ||
5304 | #endif | ||
5305 | #endif | ||
5306 | word = read_nic_word(dev, AtimWnd) &~ AtimWnd_AtimWnd; | ||
5307 | write_nic_word(dev, AtimWnd,word);// word |= | ||
5308 | //priv->ieee80211->current_network.atim_window); | ||
5309 | |||
5310 | word = read_nic_word(dev, BintrItv); | ||
5311 | word &= ~BintrItv_BintrItv; | ||
5312 | word |= 1000;/*priv->ieee80211->current_network.beacon_interval * | ||
5313 | ((priv->txbeaconcount > 1)?(priv->txbeaconcount-1):1); | ||
5314 | // FIXME: check if correct ^^ worked with 0x3e8; | ||
5315 | */ | ||
5316 | write_nic_word(dev, BintrItv, word); | ||
5317 | |||
5318 | |||
5319 | rtl8180_set_mode(dev, EPROM_CMD_NORMAL); | ||
5320 | |||
5321 | // rtl8180_beacon_tx_enable(dev); | ||
5322 | #ifdef CONFIG_RTL8185B | ||
5323 | rtl8185b_irq_enable(dev); | ||
5324 | #else | ||
5325 | rtl8180_irq_enable(dev); | ||
5326 | #endif | ||
5327 | /* VV !!!!!!!!!! VV*/ | ||
5328 | /* | ||
5329 | rtl8180_set_mode(dev,EPROM_CMD_CONFIG); | ||
5330 | write_nic_byte(dev,0x9d,0x00); | ||
5331 | rtl8180_set_mode(dev,EPROM_CMD_NORMAL); | ||
5332 | */ | ||
5333 | // DMESG("ring %x %x", priv->txlpringdma,read_nic_dword(dev,TLPDA)); | ||
5334 | |||
5335 | } | ||
5336 | |||
5337 | |||
5338 | |||
5339 | /*************************************************************************** | ||
5340 | -------------------------------NET STUFF--------------------------- | ||
5341 | ***************************************************************************/ | ||
5342 | static struct net_device_stats *rtl8180_stats(struct net_device *dev) | ||
5343 | { | ||
5344 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5345 | |||
5346 | return &priv->ieee80211->stats; | ||
5347 | } | ||
5348 | // | ||
5349 | // Change current and default preamble mode. | ||
5350 | // 2005.01.06, by rcnjko. | ||
5351 | // | ||
5352 | bool | ||
5353 | MgntActSet_802_11_PowerSaveMode( | ||
5354 | struct r8180_priv *priv, | ||
5355 | RT_PS_MODE rtPsMode | ||
5356 | ) | ||
5357 | { | ||
5358 | |||
5359 | // Currently, we do not change power save mode on IBSS mode. | ||
5360 | if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) | ||
5361 | { | ||
5362 | return false; | ||
5363 | } | ||
5364 | |||
5365 | // | ||
5366 | // <RJ_NOTE> If we make HW to fill up the PwrMgt bit for us, | ||
5367 | // some AP will not response to our mgnt frames with PwrMgt bit set, | ||
5368 | // e.g. cannot associate the AP. | ||
5369 | // So I commented out it. 2005.02.16, by rcnjko. | ||
5370 | // | ||
5371 | // // Change device's power save mode. | ||
5372 | // Adapter->HalFunc.SetPSModeHandler( Adapter, rtPsMode ); | ||
5373 | |||
5374 | // Update power save mode configured. | ||
5375 | // priv->dot11PowerSaveMode = rtPsMode; | ||
5376 | priv->ieee80211->ps = rtPsMode; | ||
5377 | // Determine ListenInterval. | ||
5378 | #if 0 | ||
5379 | if(priv->dot11PowerSaveMode == eMaxPs) | ||
5380 | { | ||
5381 | priv->ieee80211->ListenInterval = 10; | ||
5382 | } | ||
5383 | else | ||
5384 | { | ||
5385 | priv->ieee80211->ListenInterval = 2; | ||
5386 | } | ||
5387 | #endif | ||
5388 | return true; | ||
5389 | } | ||
5390 | |||
5391 | //================================================================================ | ||
5392 | // Leisure Power Save in linked state. | ||
5393 | //================================================================================ | ||
5394 | |||
5395 | // | ||
5396 | // Description: | ||
5397 | // Enter the leisure power save mode. | ||
5398 | // | ||
5399 | void | ||
5400 | LeisurePSEnter( | ||
5401 | struct r8180_priv *priv | ||
5402 | ) | ||
5403 | { | ||
5404 | if (priv->bLeisurePs) | ||
5405 | { | ||
5406 | if (priv->ieee80211->ps == IEEE80211_PS_DISABLED) | ||
5407 | { | ||
5408 | //printk("----Enter PS\n"); | ||
5409 | MgntActSet_802_11_PowerSaveMode(priv, IEEE80211_PS_MBCAST|IEEE80211_PS_UNICAST);//IEEE80211_PS_ENABLE | ||
5410 | } | ||
5411 | } | ||
5412 | } | ||
5413 | |||
5414 | |||
5415 | // | ||
5416 | // Description: | ||
5417 | // Leave the leisure power save mode. | ||
5418 | // | ||
5419 | void | ||
5420 | LeisurePSLeave( | ||
5421 | struct r8180_priv *priv | ||
5422 | ) | ||
5423 | { | ||
5424 | if (priv->bLeisurePs) | ||
5425 | { | ||
5426 | if (priv->ieee80211->ps != IEEE80211_PS_DISABLED) | ||
5427 | { | ||
5428 | //printk("----Leave PS\n"); | ||
5429 | MgntActSet_802_11_PowerSaveMode(priv, IEEE80211_PS_DISABLED); | ||
5430 | } | ||
5431 | } | ||
5432 | } | ||
5433 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
5434 | void rtl8180_hw_wakeup_wq (struct work_struct *work) | ||
5435 | { | ||
5436 | // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); | ||
5437 | // struct ieee80211_device * ieee = (struct ieee80211_device*) | ||
5438 | // container_of(work, struct ieee80211_device, watch_dog_wq); | ||
5439 | struct delayed_work *dwork = container_of(work,struct delayed_work,work); | ||
5440 | struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq); | ||
5441 | struct net_device *dev = ieee->dev; | ||
5442 | #else | ||
5443 | void rtl8180_hw_wakeup_wq(struct net_device *dev) | ||
5444 | { | ||
5445 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5446 | #endif | ||
5447 | |||
5448 | // printk("dev is %d\n",dev); | ||
5449 | // printk("&*&(^*(&(&=========>%s()\n", __FUNCTION__); | ||
5450 | rtl8180_hw_wakeup(dev); | ||
5451 | |||
5452 | } | ||
5453 | |||
5454 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
5455 | void rtl8180_hw_sleep_wq (struct work_struct *work) | ||
5456 | { | ||
5457 | // struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq); | ||
5458 | // struct ieee80211_device * ieee = (struct ieee80211_device*) | ||
5459 | // container_of(work, struct ieee80211_device, watch_dog_wq); | ||
5460 | struct delayed_work *dwork = container_of(work,struct delayed_work,work); | ||
5461 | struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq); | ||
5462 | struct net_device *dev = ieee->dev; | ||
5463 | #else | ||
5464 | void rtl8180_hw_sleep_wq(struct net_device *dev) | ||
5465 | { | ||
5466 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5467 | #endif | ||
5468 | |||
5469 | rtl8180_hw_sleep_down(dev); | ||
5470 | } | ||
5471 | |||
5472 | //YJ,add,080828,for KeepAlive | ||
5473 | static void MgntLinkKeepAlive(struct r8180_priv *priv ) | ||
5474 | { | ||
5475 | if (priv->keepAliveLevel == 0) | ||
5476 | return; | ||
5477 | |||
5478 | if(priv->ieee80211->state == IEEE80211_LINKED) | ||
5479 | { | ||
5480 | // | ||
5481 | // Keep-Alive. | ||
5482 | // | ||
5483 | //printk("LastTx:%d Tx:%d LastRx:%d Rx:%ld Idle:%d\n",priv->link_detect.LastNumTxUnicast,priv->NumTxUnicast, priv->link_detect.LastNumRxUnicast, priv->ieee80211->NumRxUnicast, priv->link_detect.IdleCount); | ||
5484 | |||
5485 | if ( (priv->keepAliveLevel== 2) || | ||
5486 | (priv->link_detect.LastNumTxUnicast == priv->NumTxUnicast && | ||
5487 | priv->link_detect.LastNumRxUnicast == priv->ieee80211->NumRxUnicast ) | ||
5488 | ) | ||
5489 | { | ||
5490 | priv->link_detect.IdleCount++; | ||
5491 | |||
5492 | // | ||
5493 | // Send a Keep-Alive packet packet to AP if we had been idle for a while. | ||
5494 | // | ||
5495 | if(priv->link_detect.IdleCount >= ((KEEP_ALIVE_INTERVAL / CHECK_FOR_HANG_PERIOD)-1) ) | ||
5496 | { | ||
5497 | priv->link_detect.IdleCount = 0; | ||
5498 | ieee80211_sta_ps_send_null_frame(priv->ieee80211, false); | ||
5499 | } | ||
5500 | } | ||
5501 | else | ||
5502 | { | ||
5503 | priv->link_detect.IdleCount = 0; | ||
5504 | } | ||
5505 | priv->link_detect.LastNumTxUnicast = priv->NumTxUnicast; | ||
5506 | priv->link_detect.LastNumRxUnicast = priv->ieee80211->NumRxUnicast; | ||
5507 | } | ||
5508 | } | ||
5509 | //YJ,add,080828,for KeepAlive,end | ||
5510 | |||
5511 | static u8 read_acadapter_file(char *filename); | ||
5512 | void rtl8180_watch_dog(struct net_device *dev) | ||
5513 | { | ||
5514 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5515 | bool bEnterPS = false; | ||
5516 | bool bBusyTraffic = false; | ||
5517 | u32 TotalRxNum = 0; | ||
5518 | u16 SlotIndex = 0; | ||
5519 | u16 i = 0; | ||
5520 | #ifdef ENABLE_IPS | ||
5521 | if(priv->ieee80211->actscanning == false){ | ||
5522 | if((priv->ieee80211->iw_mode != IW_MODE_ADHOC) && (priv->ieee80211->state == IEEE80211_NOLINK) && (priv->ieee80211->beinretry == false) && (priv->eRFPowerState == eRfOn)){ | ||
5523 | IPSEnter(dev); | ||
5524 | } | ||
5525 | } | ||
5526 | #endif | ||
5527 | //YJ,add,080828,for link state check | ||
5528 | if((priv->ieee80211->state == IEEE80211_LINKED) && (priv->ieee80211->iw_mode == IW_MODE_INFRA)){ | ||
5529 | SlotIndex = (priv->link_detect.SlotIndex++) % priv->link_detect.SlotNum; | ||
5530 | priv->link_detect.RxFrameNum[SlotIndex] = priv->ieee80211->NumRxDataInPeriod + priv->ieee80211->NumRxBcnInPeriod; | ||
5531 | for( i=0; i<priv->link_detect.SlotNum; i++ ) | ||
5532 | TotalRxNum+= priv->link_detect.RxFrameNum[i]; | ||
5533 | //printk("&&&&&=== TotalRxNum = %d\n", TotalRxNum); | ||
5534 | if(TotalRxNum == 0){ | ||
5535 | priv->ieee80211->state = IEEE80211_ASSOCIATING; | ||
5536 | queue_work(priv->ieee80211->wq, &priv->ieee80211->associate_procedure_wq); | ||
5537 | } | ||
5538 | } | ||
5539 | |||
5540 | //YJ,add,080828,for KeepAlive | ||
5541 | MgntLinkKeepAlive(priv); | ||
5542 | |||
5543 | //YJ,add,080828,for LPS | ||
5544 | #ifdef ENABLE_LPS | ||
5545 | if(priv->PowerProfile == POWER_PROFILE_BATTERY ) | ||
5546 | { | ||
5547 | //Turn on LeisurePS on battery power | ||
5548 | //printk("!!!!!On battery power\n"); | ||
5549 | priv->bLeisurePs = true; | ||
5550 | } | ||
5551 | else if(priv->PowerProfile == POWER_PROFILE_AC ) | ||
5552 | { | ||
5553 | // Turn off LeisurePS on AC power | ||
5554 | //printk("----On AC power\n"); | ||
5555 | LeisurePSLeave(priv); | ||
5556 | priv->bLeisurePs= false; | ||
5557 | } | ||
5558 | #endif | ||
5559 | |||
5560 | #if 0 | ||
5561 | #ifndef ENABLE_LPS | ||
5562 | if(priv->ieee80211->state == IEEE80211_LINKED){ | ||
5563 | if( priv->NumRxOkInPeriod> 666 || | ||
5564 | priv->NumTxOkInPeriod > 666 ) { | ||
5565 | bBusyTraffic = true; | ||
5566 | } | ||
5567 | if((priv->ieee80211->NumRxData + priv->NumTxOkInPeriod)<8) { | ||
5568 | bEnterPS= true; | ||
5569 | } | ||
5570 | if(bEnterPS) { | ||
5571 | LeisurePSEnter(priv); | ||
5572 | } | ||
5573 | else { | ||
5574 | LeisurePSLeave(priv); | ||
5575 | } | ||
5576 | } | ||
5577 | else { | ||
5578 | LeisurePSLeave(priv); | ||
5579 | } | ||
5580 | #endif | ||
5581 | priv->NumRxOkInPeriod = 0; | ||
5582 | priv->NumTxOkInPeriod = 0; | ||
5583 | priv->ieee80211->NumRxData = 0; | ||
5584 | #else | ||
5585 | #ifdef ENABLE_LPS | ||
5586 | if(priv->ieee80211->state == IEEE80211_LINKED){ | ||
5587 | priv->link_detect.NumRxOkInPeriod = priv->ieee80211->NumRxDataInPeriod; | ||
5588 | //printk("TxOk=%d RxOk=%d\n", priv->link_detect.NumTxOkInPeriod, priv->link_detect.NumRxOkInPeriod); | ||
5589 | if( priv->link_detect.NumRxOkInPeriod> 666 || | ||
5590 | priv->link_detect.NumTxOkInPeriod> 666 ) { | ||
5591 | bBusyTraffic = true; | ||
5592 | } | ||
5593 | if(((priv->link_detect.NumRxOkInPeriod + priv->link_detect.NumTxOkInPeriod) > 8) | ||
5594 | || (priv->link_detect.NumRxOkInPeriod > 2)) { | ||
5595 | bEnterPS= false; | ||
5596 | } | ||
5597 | else { | ||
5598 | bEnterPS= true; | ||
5599 | } | ||
5600 | |||
5601 | if(bEnterPS) { | ||
5602 | LeisurePSEnter(priv); | ||
5603 | } | ||
5604 | else { | ||
5605 | LeisurePSLeave(priv); | ||
5606 | } | ||
5607 | } | ||
5608 | else{ | ||
5609 | LeisurePSLeave(priv); | ||
5610 | } | ||
5611 | #endif | ||
5612 | priv->link_detect.bBusyTraffic = bBusyTraffic; | ||
5613 | priv->link_detect.NumRxOkInPeriod = 0; | ||
5614 | priv->link_detect.NumTxOkInPeriod = 0; | ||
5615 | priv->ieee80211->NumRxDataInPeriod = 0; | ||
5616 | priv->ieee80211->NumRxBcnInPeriod = 0; | ||
5617 | #endif | ||
5618 | } | ||
5619 | int _rtl8180_up(struct net_device *dev) | ||
5620 | { | ||
5621 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5622 | //int i; | ||
5623 | |||
5624 | priv->up=1; | ||
5625 | |||
5626 | DMESG("Bringing up iface"); | ||
5627 | #ifdef CONFIG_RTL8185B | ||
5628 | rtl8185b_adapter_start(dev); | ||
5629 | rtl8185b_rx_enable(dev); | ||
5630 | rtl8185b_tx_enable(dev); | ||
5631 | #else | ||
5632 | rtl8180_adapter_start(dev); | ||
5633 | rtl8180_rx_enable(dev); | ||
5634 | rtl8180_tx_enable(dev); | ||
5635 | #endif | ||
5636 | #ifdef ENABLE_IPS | ||
5637 | if(priv->bInactivePs){ | ||
5638 | if(priv->ieee80211->iw_mode == IW_MODE_ADHOC) | ||
5639 | IPSLeave(dev); | ||
5640 | } | ||
5641 | #endif | ||
5642 | //by amy 080312 | ||
5643 | #ifdef RATE_ADAPT | ||
5644 | timer_rate_adaptive((unsigned long)dev); | ||
5645 | #endif | ||
5646 | //by amy 080312 | ||
5647 | watch_dog_adaptive((unsigned long)dev); | ||
5648 | #ifdef SW_ANTE | ||
5649 | if(priv->bSwAntennaDiverity) | ||
5650 | SwAntennaDiversityTimerCallback(dev); | ||
5651 | #endif | ||
5652 | // IPSEnter(dev); | ||
5653 | ieee80211_softmac_start_protocol(priv->ieee80211); | ||
5654 | |||
5655 | //Add for RF power on power off by lizhaoming 080512 | ||
5656 | // priv->eRFPowerState = eRfOn; | ||
5657 | // printk("\n--------Start queue_work:GPIOChangeRFWorkItem"); | ||
5658 | // queue_delayed_work(priv->ieee80211->wq,&priv->ieee80211->GPIOChangeRFWorkItem,1000); | ||
5659 | |||
5660 | return 0; | ||
5661 | } | ||
5662 | |||
5663 | |||
5664 | int rtl8180_open(struct net_device *dev) | ||
5665 | { | ||
5666 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5667 | int ret; | ||
5668 | |||
5669 | down(&priv->wx_sem); | ||
5670 | ret = rtl8180_up(dev); | ||
5671 | up(&priv->wx_sem); | ||
5672 | return ret; | ||
5673 | |||
5674 | } | ||
5675 | |||
5676 | |||
5677 | int rtl8180_up(struct net_device *dev) | ||
5678 | { | ||
5679 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5680 | |||
5681 | if (priv->up == 1) return -1; | ||
5682 | |||
5683 | return _rtl8180_up(dev); | ||
5684 | } | ||
5685 | |||
5686 | |||
5687 | int rtl8180_close(struct net_device *dev) | ||
5688 | { | ||
5689 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5690 | int ret; | ||
5691 | |||
5692 | down(&priv->wx_sem); | ||
5693 | ret = rtl8180_down(dev); | ||
5694 | up(&priv->wx_sem); | ||
5695 | |||
5696 | return ret; | ||
5697 | |||
5698 | } | ||
5699 | |||
5700 | int rtl8180_down(struct net_device *dev) | ||
5701 | { | ||
5702 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5703 | |||
5704 | if (priv->up == 0) return -1; | ||
5705 | |||
5706 | priv->up=0; | ||
5707 | |||
5708 | ieee80211_softmac_stop_protocol(priv->ieee80211); | ||
5709 | /* FIXME */ | ||
5710 | if (!netif_queue_stopped(dev)) | ||
5711 | netif_stop_queue(dev); | ||
5712 | rtl8180_rtx_disable(dev); | ||
5713 | rtl8180_irq_disable(dev); | ||
5714 | del_timer_sync(&priv->watch_dog_timer); | ||
5715 | //cancel_delayed_work(&priv->ieee80211->watch_dog_wq); | ||
5716 | //{by amy 080312 | ||
5717 | del_timer_sync(&priv->rateadapter_timer); | ||
5718 | cancel_delayed_work(&priv->ieee80211->rate_adapter_wq); | ||
5719 | //by amy 080312} | ||
5720 | cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq); | ||
5721 | cancel_delayed_work(&priv->ieee80211->hw_sleep_wq); | ||
5722 | cancel_delayed_work(&priv->ieee80211->hw_dig_wq); | ||
5723 | cancel_delayed_work(&priv->ieee80211->tx_pw_wq); | ||
5724 | del_timer_sync(&priv->SwAntennaDiversityTimer); | ||
5725 | SetZebraRFPowerState8185(dev,eRfOff); | ||
5726 | //ieee80211_softmac_stop_protocol(priv->ieee80211); | ||
5727 | memset(&(priv->ieee80211->current_network),0,sizeof(struct ieee80211_network)); | ||
5728 | priv->ieee80211->state = IEEE80211_NOLINK; | ||
5729 | return 0; | ||
5730 | } | ||
5731 | |||
5732 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
5733 | void rtl8180_restart_wq(struct work_struct *work) | ||
5734 | { | ||
5735 | struct r8180_priv *priv = container_of(work, struct r8180_priv, reset_wq); | ||
5736 | struct net_device *dev = priv->dev; | ||
5737 | #else | ||
5738 | void rtl8180_restart_wq(struct net_device *dev) | ||
5739 | { | ||
5740 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5741 | #endif | ||
5742 | down(&priv->wx_sem); | ||
5743 | |||
5744 | rtl8180_commit(dev); | ||
5745 | |||
5746 | up(&priv->wx_sem); | ||
5747 | } | ||
5748 | |||
5749 | void rtl8180_restart(struct net_device *dev) | ||
5750 | { | ||
5751 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5752 | //rtl8180_commit(dev); | ||
5753 | schedule_work(&priv->reset_wq); | ||
5754 | //DMESG("TXTIMEOUT"); | ||
5755 | } | ||
5756 | |||
5757 | |||
5758 | void rtl8180_commit(struct net_device *dev) | ||
5759 | { | ||
5760 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5761 | |||
5762 | if (priv->up == 0) return ; | ||
5763 | //+by amy 080312 | ||
5764 | del_timer_sync(&priv->watch_dog_timer); | ||
5765 | //cancel_delayed_work(&priv->ieee80211->watch_dog_wq); | ||
5766 | //{by amy 080312 | ||
5767 | //by amy for rate adaptive | ||
5768 | del_timer_sync(&priv->rateadapter_timer); | ||
5769 | cancel_delayed_work(&priv->ieee80211->rate_adapter_wq); | ||
5770 | //by amy for rate adaptive | ||
5771 | //by amy 080312} | ||
5772 | cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq); | ||
5773 | cancel_delayed_work(&priv->ieee80211->hw_sleep_wq); | ||
5774 | cancel_delayed_work(&priv->ieee80211->hw_dig_wq); | ||
5775 | cancel_delayed_work(&priv->ieee80211->tx_pw_wq); | ||
5776 | del_timer_sync(&priv->SwAntennaDiversityTimer); | ||
5777 | ieee80211_softmac_stop_protocol(priv->ieee80211); | ||
5778 | rtl8180_irq_disable(dev); | ||
5779 | rtl8180_rtx_disable(dev); | ||
5780 | _rtl8180_up(dev); | ||
5781 | } | ||
5782 | |||
5783 | |||
5784 | static void r8180_set_multicast(struct net_device *dev) | ||
5785 | { | ||
5786 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5787 | short promisc; | ||
5788 | |||
5789 | //down(&priv->wx_sem); | ||
5790 | |||
5791 | promisc = (dev->flags & IFF_PROMISC) ? 1:0; | ||
5792 | |||
5793 | if (promisc != priv->promisc) | ||
5794 | rtl8180_restart(dev); | ||
5795 | |||
5796 | priv->promisc = promisc; | ||
5797 | |||
5798 | //up(&priv->wx_sem); | ||
5799 | } | ||
5800 | |||
5801 | #if 0 | ||
5802 | /* this is called by the kernel when it needs to TX a 802.3 encapsulated frame*/ | ||
5803 | int rtl8180_8023_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) | ||
5804 | { | ||
5805 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5806 | int ret; | ||
5807 | unsigned long flags; | ||
5808 | |||
5809 | spin_lock_irqsave(&priv->tx_lock,flags); | ||
5810 | ret = ieee80211_r8180_8023_hardstartxmit(skb,priv->ieee80211); | ||
5811 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
5812 | return ret; | ||
5813 | } | ||
5814 | #endif | ||
5815 | |||
5816 | int r8180_set_mac_adr(struct net_device *dev, void *mac) | ||
5817 | { | ||
5818 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
5819 | struct sockaddr *addr = mac; | ||
5820 | |||
5821 | down(&priv->wx_sem); | ||
5822 | |||
5823 | memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); | ||
5824 | |||
5825 | if(priv->ieee80211->iw_mode == IW_MODE_MASTER) | ||
5826 | memcpy(priv->ieee80211->current_network.bssid, dev->dev_addr, ETH_ALEN); | ||
5827 | |||
5828 | if (priv->up) { | ||
5829 | rtl8180_down(dev); | ||
5830 | rtl8180_up(dev); | ||
5831 | } | ||
5832 | |||
5833 | up(&priv->wx_sem); | ||
5834 | |||
5835 | return 0; | ||
5836 | } | ||
5837 | |||
5838 | /* based on ipw2200 driver */ | ||
5839 | int rtl8180_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) | ||
5840 | { | ||
5841 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
5842 | |||
5843 | struct iwreq *wrq = (struct iwreq *) rq; | ||
5844 | int ret=-1; | ||
5845 | switch (cmd) { | ||
5846 | case RTL_IOCTL_WPA_SUPPLICANT: | ||
5847 | ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data); | ||
5848 | return ret; | ||
5849 | |||
5850 | default: | ||
5851 | return -EOPNOTSUPP; | ||
5852 | } | ||
5853 | |||
5854 | return -EOPNOTSUPP; | ||
5855 | } | ||
5856 | |||
5857 | |||
5858 | |||
5859 | /**************************************************************************** | ||
5860 | -----------------------------PCI STUFF--------------------------- | ||
5861 | *****************************************************************************/ | ||
5862 | |||
5863 | |||
5864 | static int __devinit rtl8180_pci_probe(struct pci_dev *pdev, | ||
5865 | const struct pci_device_id *id) | ||
5866 | { | ||
5867 | unsigned long ioaddr = 0; | ||
5868 | struct net_device *dev = NULL; | ||
5869 | struct r8180_priv *priv= NULL; | ||
5870 | //u8 *ptr; | ||
5871 | u8 unit = 0; | ||
5872 | |||
5873 | #ifdef CONFIG_RTL8180_IO_MAP | ||
5874 | unsigned long pio_start, pio_len, pio_flags; | ||
5875 | #else | ||
5876 | unsigned long pmem_start, pmem_len, pmem_flags; | ||
5877 | #endif //end #ifdef RTL_IO_MAP | ||
5878 | |||
5879 | DMESG("Configuring chip resources"); | ||
5880 | |||
5881 | if( pci_enable_device (pdev) ){ | ||
5882 | DMESG("Failed to enable PCI device"); | ||
5883 | return -EIO; | ||
5884 | } | ||
5885 | |||
5886 | pci_set_master(pdev); | ||
5887 | //pci_set_wmi(pdev); | ||
5888 | pci_set_dma_mask(pdev, 0xffffff00ULL); | ||
5889 | pci_set_consistent_dma_mask(pdev,0xffffff00ULL); | ||
5890 | dev = alloc_ieee80211(sizeof(struct r8180_priv)); | ||
5891 | if (!dev) | ||
5892 | return -ENOMEM; | ||
5893 | priv = ieee80211_priv(dev); | ||
5894 | priv->ieee80211 = netdev_priv(dev); | ||
5895 | |||
5896 | #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) | ||
5897 | SET_MODULE_OWNER(dev); | ||
5898 | #endif | ||
5899 | pci_set_drvdata(pdev, dev); | ||
5900 | SET_NETDEV_DEV(dev, &pdev->dev); | ||
5901 | |||
5902 | priv = ieee80211_priv(dev); | ||
5903 | // memset(priv,0,sizeof(struct r8180_priv)); | ||
5904 | priv->pdev=pdev; | ||
5905 | |||
5906 | |||
5907 | #ifdef CONFIG_RTL8180_IO_MAP | ||
5908 | |||
5909 | pio_start = (unsigned long)pci_resource_start (pdev, 0); | ||
5910 | pio_len = (unsigned long)pci_resource_len (pdev, 0); | ||
5911 | pio_flags = (unsigned long)pci_resource_flags (pdev, 0); | ||
5912 | |||
5913 | if (!(pio_flags & IORESOURCE_IO)) { | ||
5914 | DMESG("region #0 not a PIO resource, aborting"); | ||
5915 | goto fail; | ||
5916 | } | ||
5917 | |||
5918 | //DMESG("IO space @ 0x%08lx", pio_start ); | ||
5919 | if( ! request_region( pio_start, pio_len, RTL8180_MODULE_NAME ) ){ | ||
5920 | DMESG("request_region failed!"); | ||
5921 | goto fail; | ||
5922 | } | ||
5923 | |||
5924 | ioaddr = pio_start; | ||
5925 | dev->base_addr = ioaddr; // device I/O address | ||
5926 | |||
5927 | #else | ||
5928 | |||
5929 | pmem_start = pci_resource_start(pdev, 1); | ||
5930 | pmem_len = pci_resource_len(pdev, 1); | ||
5931 | pmem_flags = pci_resource_flags (pdev, 1); | ||
5932 | |||
5933 | if (!(pmem_flags & IORESOURCE_MEM)) { | ||
5934 | DMESG("region #1 not a MMIO resource, aborting"); | ||
5935 | goto fail; | ||
5936 | } | ||
5937 | |||
5938 | //DMESG("Memory mapped space @ 0x%08lx ", pmem_start); | ||
5939 | if( ! request_mem_region(pmem_start, pmem_len, RTL8180_MODULE_NAME)) { | ||
5940 | DMESG("request_mem_region failed!"); | ||
5941 | goto fail; | ||
5942 | } | ||
5943 | |||
5944 | |||
5945 | ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len); | ||
5946 | if( ioaddr == (unsigned long)NULL ){ | ||
5947 | DMESG("ioremap failed!"); | ||
5948 | // release_mem_region( pmem_start, pmem_len ); | ||
5949 | goto fail1; | ||
5950 | } | ||
5951 | |||
5952 | dev->mem_start = ioaddr; // shared mem start | ||
5953 | dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end | ||
5954 | |||
5955 | #endif //end #ifdef RTL_IO_MAP | ||
5956 | |||
5957 | #ifdef CONFIG_RTL8185B | ||
5958 | //pci_read_config_byte(pdev, 0x05, ptr); | ||
5959 | //pci_write_config_byte(pdev, 0x05, (*ptr) & (~0x04)); | ||
5960 | pci_read_config_byte(pdev, 0x05, &unit); | ||
5961 | pci_write_config_byte(pdev, 0x05, unit & (~0x04)); | ||
5962 | #endif | ||
5963 | |||
5964 | dev->irq = pdev->irq; | ||
5965 | priv->irq = 0; | ||
5966 | |||
5967 | dev->open = rtl8180_open; | ||
5968 | dev->stop = rtl8180_close; | ||
5969 | //dev->hard_start_xmit = ieee80211_xmit; | ||
5970 | dev->tx_timeout = rtl8180_restart; | ||
5971 | dev->wireless_handlers = &r8180_wx_handlers_def; | ||
5972 | dev->do_ioctl = rtl8180_ioctl; | ||
5973 | dev->set_multicast_list = r8180_set_multicast; | ||
5974 | dev->set_mac_address = r8180_set_mac_adr; | ||
5975 | |||
5976 | #if WIRELESS_EXT >= 12 | ||
5977 | #if WIRELESS_EXT < 17 | ||
5978 | dev->get_wireless_stats = r8180_get_wireless_stats; | ||
5979 | #endif | ||
5980 | dev->wireless_handlers = (struct iw_handler_def *) &r8180_wx_handlers_def; | ||
5981 | #endif | ||
5982 | |||
5983 | dev->type=ARPHRD_ETHER; | ||
5984 | dev->watchdog_timeo = HZ*3; //added by david woo, 2007.12.13 | ||
5985 | |||
5986 | if (dev_alloc_name(dev, ifname) < 0){ | ||
5987 | DMESG("Oops: devname already taken! Trying wlan%%d...\n"); | ||
5988 | ifname = "wlan%d"; | ||
5989 | // ifname = "ath%d"; | ||
5990 | dev_alloc_name(dev, ifname); | ||
5991 | } | ||
5992 | |||
5993 | |||
5994 | if(rtl8180_init(dev)!=0){ | ||
5995 | DMESG("Initialization failed"); | ||
5996 | goto fail1; | ||
5997 | } | ||
5998 | |||
5999 | netif_carrier_off(dev); | ||
6000 | |||
6001 | register_netdev(dev); | ||
6002 | |||
6003 | rtl8180_proc_init_one(dev); | ||
6004 | |||
6005 | DMESG("Driver probe completed\n"); | ||
6006 | return 0; | ||
6007 | |||
6008 | fail1: | ||
6009 | |||
6010 | #ifdef CONFIG_RTL8180_IO_MAP | ||
6011 | |||
6012 | if( dev->base_addr != 0 ){ | ||
6013 | |||
6014 | release_region(dev->base_addr, | ||
6015 | pci_resource_len(pdev, 0) ); | ||
6016 | } | ||
6017 | #else | ||
6018 | if( dev->mem_start != (unsigned long)NULL ){ | ||
6019 | iounmap( (void *)dev->mem_start ); | ||
6020 | release_mem_region( pci_resource_start(pdev, 1), | ||
6021 | pci_resource_len(pdev, 1) ); | ||
6022 | } | ||
6023 | #endif //end #ifdef RTL_IO_MAP | ||
6024 | |||
6025 | |||
6026 | fail: | ||
6027 | if(dev){ | ||
6028 | |||
6029 | if (priv->irq) { | ||
6030 | free_irq(dev->irq, dev); | ||
6031 | dev->irq=0; | ||
6032 | } | ||
6033 | free_ieee80211(dev); | ||
6034 | } | ||
6035 | |||
6036 | pci_disable_device(pdev); | ||
6037 | |||
6038 | DMESG("wlan driver load failed\n"); | ||
6039 | pci_set_drvdata(pdev, NULL); | ||
6040 | return -ENODEV; | ||
6041 | |||
6042 | } | ||
6043 | |||
6044 | |||
6045 | static void __devexit rtl8180_pci_remove(struct pci_dev *pdev) | ||
6046 | { | ||
6047 | struct r8180_priv *priv; | ||
6048 | struct net_device *dev = pci_get_drvdata(pdev); | ||
6049 | if(dev){ | ||
6050 | |||
6051 | unregister_netdev(dev); | ||
6052 | |||
6053 | priv=ieee80211_priv(dev); | ||
6054 | |||
6055 | rtl8180_proc_remove_one(dev); | ||
6056 | rtl8180_down(dev); | ||
6057 | priv->rf_close(dev); | ||
6058 | rtl8180_reset(dev); | ||
6059 | //rtl8180_rtx_disable(dev); | ||
6060 | //rtl8180_irq_disable(dev); | ||
6061 | mdelay(10); | ||
6062 | //write_nic_word(dev,INTA,read_nic_word(dev,INTA)); | ||
6063 | //force_pci_posting(dev); | ||
6064 | //mdelay(10); | ||
6065 | |||
6066 | if(priv->irq){ | ||
6067 | |||
6068 | DMESG("Freeing irq %d",dev->irq); | ||
6069 | free_irq(dev->irq, dev); | ||
6070 | priv->irq=0; | ||
6071 | |||
6072 | } | ||
6073 | |||
6074 | free_rx_desc_ring(dev); | ||
6075 | free_tx_desc_rings(dev); | ||
6076 | // free_beacon_desc_ring(dev,priv->txbeaconcount); | ||
6077 | |||
6078 | #ifdef CONFIG_RTL8180_IO_MAP | ||
6079 | |||
6080 | if( dev->base_addr != 0 ){ | ||
6081 | |||
6082 | release_region(dev->base_addr, | ||
6083 | pci_resource_len(pdev, 0) ); | ||
6084 | } | ||
6085 | #else | ||
6086 | if( dev->mem_start != (unsigned long)NULL ){ | ||
6087 | iounmap( (void *)dev->mem_start ); | ||
6088 | release_mem_region( pci_resource_start(pdev, 1), | ||
6089 | pci_resource_len(pdev, 1) ); | ||
6090 | } | ||
6091 | #endif /*end #ifdef RTL_IO_MAP*/ | ||
6092 | |||
6093 | free_ieee80211(dev); | ||
6094 | } | ||
6095 | pci_disable_device(pdev); | ||
6096 | |||
6097 | DMESG("wlan driver removed\n"); | ||
6098 | } | ||
6099 | |||
6100 | |||
6101 | /* fun with the built-in ieee80211 stack... */ | ||
6102 | extern int ieee80211_crypto_init(void); | ||
6103 | extern void ieee80211_crypto_deinit(void); | ||
6104 | extern int ieee80211_crypto_tkip_init(void); | ||
6105 | extern void ieee80211_crypto_tkip_exit(void); | ||
6106 | extern int ieee80211_crypto_ccmp_init(void); | ||
6107 | extern void ieee80211_crypto_ccmp_exit(void); | ||
6108 | extern int ieee80211_crypto_wep_init(void); | ||
6109 | extern void ieee80211_crypto_wep_exit(void); | ||
6110 | |||
6111 | static int __init rtl8180_pci_module_init(void) | ||
6112 | { | ||
6113 | int ret; | ||
6114 | |||
6115 | ret = ieee80211_crypto_init(); | ||
6116 | if (ret) { | ||
6117 | printk(KERN_ERR "ieee80211_crypto_init() failed %d\n", ret); | ||
6118 | return ret; | ||
6119 | } | ||
6120 | ret = ieee80211_crypto_tkip_init(); | ||
6121 | if (ret) { | ||
6122 | printk(KERN_ERR "ieee80211_crypto_tkip_init() failed %d\n", ret); | ||
6123 | return ret; | ||
6124 | } | ||
6125 | ret = ieee80211_crypto_ccmp_init(); | ||
6126 | if (ret) { | ||
6127 | printk(KERN_ERR "ieee80211_crypto_ccmp_init() failed %d\n", ret); | ||
6128 | return ret; | ||
6129 | } | ||
6130 | ret = ieee80211_crypto_wep_init(); | ||
6131 | if (ret) { | ||
6132 | printk(KERN_ERR "ieee80211_crypto_wep_init() failed %d\n", ret); | ||
6133 | return ret; | ||
6134 | } | ||
6135 | |||
6136 | printk(KERN_INFO "\nLinux kernel driver for RTL8180 \ | ||
6137 | / RTL8185 based WLAN cards\n"); | ||
6138 | printk(KERN_INFO "Copyright (c) 2004-2005, Andrea Merello\n"); | ||
6139 | DMESG("Initializing module"); | ||
6140 | DMESG("Wireless extensions version %d", WIRELESS_EXT); | ||
6141 | rtl8180_proc_module_init(); | ||
6142 | |||
6143 | #if(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)) | ||
6144 | if(0!=pci_module_init(&rtl8180_pci_driver)) | ||
6145 | #else | ||
6146 | if(0!=pci_register_driver(&rtl8180_pci_driver)) | ||
6147 | #endif | ||
6148 | //if(0!=pci_module_init(&rtl8180_pci_driver)) | ||
6149 | { | ||
6150 | DMESG("No device found"); | ||
6151 | /*pci_unregister_driver (&rtl8180_pci_driver);*/ | ||
6152 | return -ENODEV; | ||
6153 | } | ||
6154 | return 0; | ||
6155 | } | ||
6156 | |||
6157 | |||
6158 | static void __exit rtl8180_pci_module_exit(void) | ||
6159 | { | ||
6160 | pci_unregister_driver (&rtl8180_pci_driver); | ||
6161 | rtl8180_proc_module_remove(); | ||
6162 | ieee80211_crypto_deinit(); | ||
6163 | ieee80211_crypto_tkip_exit(); | ||
6164 | ieee80211_crypto_ccmp_exit(); | ||
6165 | ieee80211_crypto_wep_exit(); | ||
6166 | DMESG("Exiting"); | ||
6167 | } | ||
6168 | |||
6169 | |||
6170 | void rtl8180_try_wake_queue(struct net_device *dev, int pri) | ||
6171 | { | ||
6172 | unsigned long flags; | ||
6173 | short enough_desc; | ||
6174 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
6175 | |||
6176 | spin_lock_irqsave(&priv->tx_lock,flags); | ||
6177 | enough_desc = check_nic_enought_desc(dev,pri); | ||
6178 | spin_unlock_irqrestore(&priv->tx_lock,flags); | ||
6179 | |||
6180 | if(enough_desc) | ||
6181 | ieee80211_wake_queue(priv->ieee80211); | ||
6182 | } | ||
6183 | |||
6184 | /***************************************************************************** | ||
6185 | -----------------------------IRQ STUFF--------------------------- | ||
6186 | ******************************************************************************/ | ||
6187 | |||
6188 | void rtl8180_tx_isr(struct net_device *dev, int pri,short error) | ||
6189 | { | ||
6190 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
6191 | |||
6192 | u32 *tail; //tail virtual addr | ||
6193 | u32 *head; //head virtual addr | ||
6194 | u32 *begin;//start of ring virtual addr | ||
6195 | u32 *nicv; //nic pointer virtual addr | ||
6196 | // u32 *txdv; //packet just TXed | ||
6197 | u32 nic; //nic pointer physical addr | ||
6198 | u32 nicbegin;// start of ring physical addr | ||
6199 | // short txed; | ||
6200 | unsigned long flag; | ||
6201 | /* physical addr are ok on 32 bits since we set DMA mask*/ | ||
6202 | |||
6203 | int offs; | ||
6204 | int j,i; | ||
6205 | int hd; | ||
6206 | if (error) priv->stats.txretry++; //tony 20060601 | ||
6207 | spin_lock_irqsave(&priv->tx_lock,flag); | ||
6208 | switch(pri) { | ||
6209 | case MANAGE_PRIORITY: | ||
6210 | tail = priv->txmapringtail; | ||
6211 | begin = priv->txmapring; | ||
6212 | head = priv->txmapringhead; | ||
6213 | nic = read_nic_dword(dev,TX_MANAGEPRIORITY_RING_ADDR); | ||
6214 | nicbegin = priv->txmapringdma; | ||
6215 | break; | ||
6216 | |||
6217 | case BK_PRIORITY: | ||
6218 | tail = priv->txbkpringtail; | ||
6219 | begin = priv->txbkpring; | ||
6220 | head = priv->txbkpringhead; | ||
6221 | nic = read_nic_dword(dev,TX_BKPRIORITY_RING_ADDR); | ||
6222 | nicbegin = priv->txbkpringdma; | ||
6223 | break; | ||
6224 | |||
6225 | case BE_PRIORITY: | ||
6226 | tail = priv->txbepringtail; | ||
6227 | begin = priv->txbepring; | ||
6228 | head = priv->txbepringhead; | ||
6229 | nic = read_nic_dword(dev,TX_BEPRIORITY_RING_ADDR); | ||
6230 | nicbegin = priv->txbepringdma; | ||
6231 | break; | ||
6232 | |||
6233 | case VI_PRIORITY: | ||
6234 | tail = priv->txvipringtail; | ||
6235 | begin = priv->txvipring; | ||
6236 | head = priv->txvipringhead; | ||
6237 | nic = read_nic_dword(dev,TX_VIPRIORITY_RING_ADDR); | ||
6238 | nicbegin = priv->txvipringdma; | ||
6239 | break; | ||
6240 | |||
6241 | case VO_PRIORITY: | ||
6242 | tail = priv->txvopringtail; | ||
6243 | begin = priv->txvopring; | ||
6244 | head = priv->txvopringhead; | ||
6245 | nic = read_nic_dword(dev,TX_VOPRIORITY_RING_ADDR); | ||
6246 | nicbegin = priv->txvopringdma; | ||
6247 | break; | ||
6248 | |||
6249 | case HI_PRIORITY: | ||
6250 | tail = priv->txhpringtail; | ||
6251 | begin = priv->txhpring; | ||
6252 | head = priv->txhpringhead; | ||
6253 | nic = read_nic_dword(dev,TX_HIGHPRIORITY_RING_ADDR); | ||
6254 | nicbegin = priv->txhpringdma; | ||
6255 | break; | ||
6256 | |||
6257 | default: | ||
6258 | spin_unlock_irqrestore(&priv->tx_lock,flag); | ||
6259 | return ; | ||
6260 | } | ||
6261 | /* DMESG("%x %s %x %x",((int)nic & 0xfff)/8/4, | ||
6262 | *(priv->txnpring + ((int)nic&0xfff)/4/8) & (1<<31) ? "filled" : "empty", | ||
6263 | (priv->txnpringtail - priv->txnpring)/8,(priv->txnpringhead - | ||
6264 | priv->txnpring)/8); | ||
6265 | */ | ||
6266 | //nicv = (u32*) ((nic - nicbegin) + (int)begin); | ||
6267 | nicv = (u32*) ((nic - nicbegin) + (u8*)begin); | ||
6268 | if((head <= tail && (nicv > tail || nicv < head)) || | ||
6269 | (head > tail && (nicv > tail && nicv < head))){ | ||
6270 | |||
6271 | DMESGW("nic has lost pointer"); | ||
6272 | #ifdef DEBUG_TX_DESC | ||
6273 | //check_tx_ring(dev,NORM_PRIORITY); | ||
6274 | check_tx_ring(dev,pri); | ||
6275 | #endif | ||
6276 | spin_unlock_irqrestore(&priv->tx_lock,flag); | ||
6277 | rtl8180_restart(dev); | ||
6278 | return; | ||
6279 | } | ||
6280 | |||
6281 | /* we check all the descriptors between the head and the nic, | ||
6282 | * but not the currenly pointed by the nic (the next to be txed) | ||
6283 | * and the previous of the pointed (might be in process ??) | ||
6284 | */ | ||
6285 | //if (head == nic) return; | ||
6286 | //DMESG("%x %x",head,nic); | ||
6287 | offs = (nic - nicbegin); | ||
6288 | //DMESG("%x %x %x",nic ,(u32)nicbegin, (int)nic -nicbegin); | ||
6289 | |||
6290 | offs = offs / 8 /4; | ||
6291 | |||
6292 | hd = (head - begin) /8; | ||
6293 | |||
6294 | if(offs >= hd) | ||
6295 | j = offs - hd; | ||
6296 | else | ||
6297 | j = offs + (priv->txringcount -1 -hd); | ||
6298 | // j= priv->txringcount -1- (hd - offs); | ||
6299 | |||
6300 | j-=2; | ||
6301 | if(j<0) j=0; | ||
6302 | |||
6303 | |||
6304 | for(i=0;i<j;i++) | ||
6305 | { | ||
6306 | // printk("+++++++++++++check status desc\n"); | ||
6307 | if((*head) & (1<<31)) | ||
6308 | break; | ||
6309 | if(((*head)&(0x10000000)) != 0){ | ||
6310 | // printk("++++++++++++++last desc,retry count is %d\n",((*head) & (0x000000ff))); | ||
6311 | priv->CurrRetryCnt += (u16)((*head) & (0x000000ff)); | ||
6312 | #if 1 | ||
6313 | if(!error) | ||
6314 | { | ||
6315 | priv->NumTxOkTotal++; | ||
6316 | // printk("NumTxOkTotal is %d\n",priv->NumTxOkTotal++); | ||
6317 | } | ||
6318 | #endif | ||
6319 | // printk("in function %s:curr_retry_count is %d\n",__FUNCTION__,((*head) & (0x000000ff))); | ||
6320 | } | ||
6321 | if(!error){ | ||
6322 | priv->NumTxOkBytesTotal += (*(head+3)) & (0x00000fff); | ||
6323 | } | ||
6324 | // printk("in function %s:curr_txokbyte_count is %d\n",__FUNCTION__,(*(head+3)) & (0x00000fff)); | ||
6325 | *head = *head &~ (1<<31); | ||
6326 | |||
6327 | if((head - begin)/8 == priv->txringcount-1) | ||
6328 | head=begin; | ||
6329 | |||
6330 | else | ||
6331 | head+=8; | ||
6332 | } | ||
6333 | #if 0 | ||
6334 | if(nicv == begin) | ||
6335 | txdv = begin + (priv->txringcount -1)*8; | ||
6336 | else | ||
6337 | txdv = nicv - 8; | ||
6338 | |||
6339 | txed = !(txdv[0] &(1<<31)); | ||
6340 | |||
6341 | if(txed){ | ||
6342 | if(!(txdv[0] & (1<<15))) error = 1; | ||
6343 | //if(!(txdv[0] & (1<<30))) error = 1; | ||
6344 | if(error)DMESG("%x",txdv[0]); | ||
6345 | } | ||
6346 | #endif | ||
6347 | //DMESG("%x",txdv[0]); | ||
6348 | /* the head has been moved to the last certainly TXed | ||
6349 | * (or at least processed by the nic) packet. | ||
6350 | * The driver take forcefully owning of all these packets | ||
6351 | * If the packet previous of the nic pointer has been | ||
6352 | * processed this doesn't matter: it will be checked | ||
6353 | * here at the next round. Anyway if no more packet are | ||
6354 | * TXed no memory leak occour at all. | ||
6355 | */ | ||
6356 | |||
6357 | switch(pri) { | ||
6358 | case MANAGE_PRIORITY: | ||
6359 | priv->txmapringhead = head; | ||
6360 | //printk("1==========================================> priority check!\n"); | ||
6361 | if(priv->ack_tx_to_ieee){ | ||
6362 | // try to implement power-save mode 2008.1.22 | ||
6363 | // printk("2==========================================> priority check!\n"); | ||
6364 | #if 1 | ||
6365 | if(rtl8180_is_tx_queue_empty(dev)){ | ||
6366 | // printk("tx queue empty, after send null sleep packet, try to sleep !\n"); | ||
6367 | priv->ack_tx_to_ieee = 0; | ||
6368 | ieee80211_ps_tx_ack(priv->ieee80211,!error); | ||
6369 | } | ||
6370 | #endif | ||
6371 | } | ||
6372 | break; | ||
6373 | |||
6374 | case BK_PRIORITY: | ||
6375 | priv->txbkpringhead = head; | ||
6376 | break; | ||
6377 | |||
6378 | case BE_PRIORITY: | ||
6379 | priv->txbepringhead = head; | ||
6380 | break; | ||
6381 | |||
6382 | case VI_PRIORITY: | ||
6383 | priv->txvipringhead = head; | ||
6384 | break; | ||
6385 | |||
6386 | case VO_PRIORITY: | ||
6387 | priv->txvopringhead = head; | ||
6388 | break; | ||
6389 | |||
6390 | case HI_PRIORITY: | ||
6391 | priv->txhpringhead = head; | ||
6392 | break; | ||
6393 | } | ||
6394 | |||
6395 | /*DMESG("%x %x %x", (priv->txnpringhead - priv->txnpring) /8 , | ||
6396 | (priv->txnpringtail - priv->txnpring) /8, | ||
6397 | offs ); | ||
6398 | */ | ||
6399 | |||
6400 | spin_unlock_irqrestore(&priv->tx_lock,flag); | ||
6401 | |||
6402 | } | ||
6403 | |||
6404 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
6405 | void rtl8180_tx_irq_wq(struct work_struct *work) | ||
6406 | { | ||
6407 | //struct r8180_priv *priv = container_of(work, struct r8180_priv, reset_wq); | ||
6408 | struct delayed_work *dwork = container_of(work,struct delayed_work,work); | ||
6409 | struct ieee80211_device * ieee = (struct ieee80211_device*) | ||
6410 | container_of(dwork, struct ieee80211_device, watch_dog_wq); | ||
6411 | struct net_device *dev = ieee->dev; | ||
6412 | #else | ||
6413 | void rtl8180_tx_irq_wq(struct net_device *dev) | ||
6414 | { | ||
6415 | //struct r8180_priv *priv = ieee80211_priv(dev); | ||
6416 | #endif | ||
6417 | rtl8180_tx_isr(dev,MANAGE_PRIORITY,0); | ||
6418 | } | ||
6419 | irqreturn_t rtl8180_interrupt(int irq, void *netdev, struct pt_regs *regs) | ||
6420 | { | ||
6421 | struct net_device *dev = (struct net_device *) netdev; | ||
6422 | struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); | ||
6423 | unsigned long flags; | ||
6424 | u32 inta; | ||
6425 | |||
6426 | /* We should return IRQ_NONE, but for now let me keep this */ | ||
6427 | if(priv->irq_enabled == 0) return IRQ_HANDLED; | ||
6428 | |||
6429 | spin_lock_irqsave(&priv->irq_th_lock,flags); | ||
6430 | |||
6431 | #ifdef CONFIG_RTL8185B | ||
6432 | //ISR: 4bytes | ||
6433 | inta = read_nic_dword(dev, ISR);// & priv->IntrMask; | ||
6434 | write_nic_dword(dev,ISR,inta); // reset int situation | ||
6435 | #else | ||
6436 | inta = read_nic_word(dev,INTA) & priv->irq_mask; | ||
6437 | write_nic_word(dev,INTA,inta); // reset int situation | ||
6438 | #endif | ||
6439 | |||
6440 | priv->stats.shints++; | ||
6441 | |||
6442 | //DMESG("Enter interrupt, ISR value = 0x%08x", inta); | ||
6443 | |||
6444 | if(!inta){ | ||
6445 | spin_unlock_irqrestore(&priv->irq_th_lock,flags); | ||
6446 | return IRQ_HANDLED; | ||
6447 | /* | ||
6448 | most probably we can safely return IRQ_NONE, | ||
6449 | but for now is better to avoid problems | ||
6450 | */ | ||
6451 | } | ||
6452 | |||
6453 | if(inta == 0xffff){ | ||
6454 | /* HW disappared */ | ||
6455 | spin_unlock_irqrestore(&priv->irq_th_lock,flags); | ||
6456 | return IRQ_HANDLED; | ||
6457 | } | ||
6458 | |||
6459 | priv->stats.ints++; | ||
6460 | #ifdef DEBUG_IRQ | ||
6461 | DMESG("NIC irq %x",inta); | ||
6462 | #endif | ||
6463 | //priv->irqpending = inta; | ||
6464 | |||
6465 | |||
6466 | if(!netif_running(dev)) { | ||
6467 | spin_unlock_irqrestore(&priv->irq_th_lock,flags); | ||
6468 | return IRQ_HANDLED; | ||
6469 | } | ||
6470 | |||
6471 | if(inta & ISR_TimeOut){ | ||
6472 | write_nic_dword(dev, TimerInt, 0); | ||
6473 | //DMESG("=================>waking up"); | ||
6474 | // rtl8180_hw_wakeup(dev); | ||
6475 | } | ||
6476 | |||
6477 | if(inta & ISR_TBDOK){ | ||
6478 | priv->stats.txbeacon++; | ||
6479 | } | ||
6480 | |||
6481 | if(inta & ISR_TBDER){ | ||
6482 | priv->stats.txbeaconerr++; | ||
6483 | } | ||
6484 | |||
6485 | if(inta & IMR_TMGDOK ) { | ||
6486 | // priv->NumTxOkTotal++; | ||
6487 | rtl8180_tx_isr(dev,MANAGE_PRIORITY,0); | ||
6488 | // schedule_work(&priv->tx_irq_wq); | ||
6489 | |||
6490 | } | ||
6491 | |||
6492 | if(inta & ISR_THPDER){ | ||
6493 | #ifdef DEBUG_TX | ||
6494 | DMESG ("TX high priority ERR"); | ||
6495 | #endif | ||
6496 | priv->stats.txhperr++; | ||
6497 | rtl8180_tx_isr(dev,HI_PRIORITY,1); | ||
6498 | priv->ieee80211->stats.tx_errors++; | ||
6499 | } | ||
6500 | |||
6501 | if(inta & ISR_THPDOK){ //High priority tx ok | ||
6502 | #ifdef DEBUG_TX | ||
6503 | DMESG ("TX high priority OK"); | ||
6504 | #endif | ||
6505 | // priv->NumTxOkTotal++; | ||
6506 | //priv->NumTxOkInPeriod++; //YJ,del,080828 | ||
6507 | priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828 | ||
6508 | priv->stats.txhpokint++; | ||
6509 | rtl8180_tx_isr(dev,HI_PRIORITY,0); | ||
6510 | } | ||
6511 | |||
6512 | if(inta & ISR_RER) { | ||
6513 | priv->stats.rxerr++; | ||
6514 | #ifdef DEBUG_RX | ||
6515 | DMESGW("RX error int"); | ||
6516 | #endif | ||
6517 | } | ||
6518 | #ifdef CONFIG_RTL8185B | ||
6519 | if(inta & ISR_TBKDER){ //corresponding to BK_PRIORITY | ||
6520 | priv->stats.txbkperr++; | ||
6521 | priv->ieee80211->stats.tx_errors++; | ||
6522 | #ifdef DEBUG_TX | ||
6523 | DMESGW("TX bkp error int"); | ||
6524 | #endif | ||
6525 | //tasklet_schedule(&priv->irq_tx_tasklet); | ||
6526 | rtl8180_tx_isr(dev,BK_PRIORITY,1); | ||
6527 | rtl8180_try_wake_queue(dev, BE_PRIORITY); | ||
6528 | } | ||
6529 | |||
6530 | if(inta & ISR_TBEDER){ //corresponding to BE_PRIORITY | ||
6531 | priv->stats.txbeperr++; | ||
6532 | priv->ieee80211->stats.tx_errors++; | ||
6533 | #ifdef DEBUG_TX | ||
6534 | DMESGW("TX bep error int"); | ||
6535 | #endif | ||
6536 | rtl8180_tx_isr(dev,BE_PRIORITY,1); | ||
6537 | //tasklet_schedule(&priv->irq_tx_tasklet); | ||
6538 | rtl8180_try_wake_queue(dev, BE_PRIORITY); | ||
6539 | } | ||
6540 | #endif | ||
6541 | if(inta & ISR_TNPDER){ //corresponding to VO_PRIORITY | ||
6542 | priv->stats.txnperr++; | ||
6543 | priv->ieee80211->stats.tx_errors++; | ||
6544 | #ifdef DEBUG_TX | ||
6545 | DMESGW("TX np error int"); | ||
6546 | #endif | ||
6547 | //tasklet_schedule(&priv->irq_tx_tasklet); | ||
6548 | rtl8180_tx_isr(dev,NORM_PRIORITY,1); | ||
6549 | #ifdef CONFIG_RTL8185B | ||
6550 | rtl8180_try_wake_queue(dev, NORM_PRIORITY); | ||
6551 | #endif | ||
6552 | } | ||
6553 | |||
6554 | if(inta & ISR_TLPDER){ //corresponding to VI_PRIORITY | ||
6555 | priv->stats.txlperr++; | ||
6556 | priv->ieee80211->stats.tx_errors++; | ||
6557 | #ifdef DEBUG_TX | ||
6558 | DMESGW("TX lp error int"); | ||
6559 | #endif | ||
6560 | rtl8180_tx_isr(dev,LOW_PRIORITY,1); | ||
6561 | //tasklet_schedule(&priv->irq_tx_tasklet); | ||
6562 | rtl8180_try_wake_queue(dev, LOW_PRIORITY); | ||
6563 | } | ||
6564 | |||
6565 | if(inta & ISR_ROK){ | ||
6566 | #ifdef DEBUG_RX | ||
6567 | DMESG("Frame arrived !"); | ||
6568 | #endif | ||
6569 | //priv->NumRxOkInPeriod++; //YJ,del,080828 | ||
6570 | priv->stats.rxint++; | ||
6571 | tasklet_schedule(&priv->irq_rx_tasklet); | ||
6572 | } | ||
6573 | |||
6574 | if(inta & ISR_RQoSOK ){ | ||
6575 | #ifdef DEBUG_RX | ||
6576 | DMESG("QoS Frame arrived !"); | ||
6577 | #endif | ||
6578 | //priv->NumRxOkInPeriod++; //YJ,del,080828 | ||
6579 | priv->stats.rxint++; | ||
6580 | tasklet_schedule(&priv->irq_rx_tasklet); | ||
6581 | } | ||
6582 | if(inta & ISR_BcnInt) { | ||
6583 | //DMESG("Preparing Beacons"); | ||
6584 | rtl8180_prepare_beacon(dev); | ||
6585 | } | ||
6586 | |||
6587 | if(inta & ISR_RDU){ | ||
6588 | //#ifdef DEBUG_RX | ||
6589 | DMESGW("No RX descriptor available"); | ||
6590 | priv->stats.rxrdu++; | ||
6591 | //#endif | ||
6592 | tasklet_schedule(&priv->irq_rx_tasklet); | ||
6593 | /*queue_work(priv->workqueue ,&priv->restart_work);*/ | ||
6594 | |||
6595 | } | ||
6596 | if(inta & ISR_RXFOVW){ | ||
6597 | #ifdef DEBUG_RX | ||
6598 | DMESGW("RX fifo overflow"); | ||
6599 | #endif | ||
6600 | priv->stats.rxoverflow++; | ||
6601 | tasklet_schedule(&priv->irq_rx_tasklet); | ||
6602 | //queue_work(priv->workqueue ,&priv->restart_work); | ||
6603 | } | ||
6604 | |||
6605 | if(inta & ISR_TXFOVW) priv->stats.txoverflow++; | ||
6606 | |||
6607 | if(inta & ISR_TNPDOK){ //Normal priority tx ok | ||
6608 | #ifdef DEBUG_TX | ||
6609 | DMESG ("TX normal priority OK"); | ||
6610 | #endif | ||
6611 | // priv->NumTxOkTotal++; | ||
6612 | //priv->NumTxOkInPeriod++; //YJ,del,080828 | ||
6613 | priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828 | ||
6614 | // priv->ieee80211->stats.tx_packets++; | ||
6615 | priv->stats.txnpokint++; | ||
6616 | rtl8180_tx_isr(dev,NORM_PRIORITY,0); | ||
6617 | } | ||
6618 | |||
6619 | if(inta & ISR_TLPDOK){ //Low priority tx ok | ||
6620 | #ifdef DEBUG_TX | ||
6621 | DMESG ("TX low priority OK"); | ||
6622 | #endif | ||
6623 | // priv->NumTxOkTotal++; | ||
6624 | //priv->NumTxOkInPeriod++; //YJ,del,080828 | ||
6625 | priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828 | ||
6626 | // priv->ieee80211->stats.tx_packets++; | ||
6627 | priv->stats.txlpokint++; | ||
6628 | rtl8180_tx_isr(dev,LOW_PRIORITY,0); | ||
6629 | rtl8180_try_wake_queue(dev, LOW_PRIORITY); | ||
6630 | } | ||
6631 | |||
6632 | #ifdef CONFIG_RTL8185B | ||
6633 | if(inta & ISR_TBKDOK){ //corresponding to BK_PRIORITY | ||
6634 | priv->stats.txbkpokint++; | ||
6635 | #ifdef DEBUG_TX | ||
6636 | DMESGW("TX bk priority ok"); | ||
6637 | #endif | ||
6638 | // priv->NumTxOkTotal++; | ||
6639 | //priv->NumTxOkInPeriod++; //YJ,del,080828 | ||
6640 | priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828 | ||
6641 | rtl8180_tx_isr(dev,BK_PRIORITY,0); | ||
6642 | rtl8180_try_wake_queue(dev, BE_PRIORITY); | ||
6643 | } | ||
6644 | |||
6645 | if(inta & ISR_TBEDOK){ //corresponding to BE_PRIORITY | ||
6646 | priv->stats.txbeperr++; | ||
6647 | #ifdef DEBUG_TX | ||
6648 | DMESGW("TX be priority ok"); | ||
6649 | #endif | ||
6650 | // priv->NumTxOkTotal++; | ||
6651 | //priv->NumTxOkInPeriod++; //YJ,del,080828 | ||
6652 | priv->link_detect.NumTxOkInPeriod++; //YJ,add,080828 | ||
6653 | rtl8180_tx_isr(dev,BE_PRIORITY,0); | ||
6654 | rtl8180_try_wake_queue(dev, BE_PRIORITY); | ||
6655 | } | ||
6656 | #endif | ||
6657 | force_pci_posting(dev); | ||
6658 | spin_unlock_irqrestore(&priv->irq_th_lock,flags); | ||
6659 | |||
6660 | return IRQ_HANDLED; | ||
6661 | } | ||
6662 | |||
6663 | |||
6664 | void rtl8180_irq_rx_tasklet(struct r8180_priv* priv) | ||
6665 | { | ||
6666 | // unsigned long flags; | ||
6667 | |||
6668 | /* spin_lock_irqsave(&priv->irq_lock, flags); | ||
6669 | priv->irq_mask &=~IMR_ROK; | ||
6670 | priv->irq_mask &=~IMR_RDU; | ||
6671 | |||
6672 | rtl8180_irq_enable(priv->dev); | ||
6673 | spin_unlock_irqrestore(&priv->irq_lock, flags); | ||
6674 | */ | ||
6675 | rtl8180_rx(priv->dev); | ||
6676 | |||
6677 | /* spin_lock_irqsave(&priv->irq_lock, flags); | ||
6678 | priv->irq_mask |= IMR_ROK; | ||
6679 | priv->irq_mask |= IMR_RDU; | ||
6680 | rtl8180_irq_enable(priv->dev); | ||
6681 | spin_unlock_irqrestore(&priv->irq_lock, flags); | ||
6682 | */ | ||
6683 | } | ||
6684 | |||
6685 | /**************************************************************************** | ||
6686 | lizhaoming--------------------------- RF power on/power off ----------------- | ||
6687 | *****************************************************************************/ | ||
6688 | |||
6689 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)) | ||
6690 | void GPIOChangeRFWorkItemCallBack(struct work_struct *work) | ||
6691 | { | ||
6692 | //struct delayed_work *dwork = container_of(work, struct delayed_work, work); | ||
6693 | struct ieee80211_device *ieee = container_of(work, struct ieee80211_device, GPIOChangeRFWorkItem.work); | ||
6694 | struct net_device *dev = ieee->dev; | ||
6695 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
6696 | #else | ||
6697 | void GPIOChangeRFWorkItemCallBack(struct ieee80211_device *ieee) | ||
6698 | { | ||
6699 | struct net_device *dev = ieee->dev; | ||
6700 | struct r8180_priv *priv = ieee80211_priv(dev); | ||
6701 | #endif | ||
6702 | |||
6703 | //u16 tmp2byte; | ||
6704 | u8 btPSR; | ||
6705 | u8 btConfig0; | ||
6706 | RT_RF_POWER_STATE eRfPowerStateToSet; | ||
6707 | bool bActuallySet=false; | ||
6708 | |||
6709 | char *argv[3]; | ||
6710 | static char *RadioPowerPath = "/etc/acpi/events/RadioPower.sh"; | ||
6711 | static char *envp[] = {"HOME=/", "TERM=linux", "PATH=/usr/bin:/bin", NULL}; | ||
6712 | static int readf_count = 0; | ||
6713 | //printk("============>%s in \n", __func__); | ||
6714 | |||
6715 | #ifdef ENABLE_LPS | ||
6716 | if(readf_count % 10 == 0) | ||
6717 | priv->PowerProfile = read_acadapter_file("/proc/acpi/ac_adapter/AC0/state"); | ||
6718 | |||
6719 | readf_count = (readf_count+1)%0xffff; | ||
6720 | #endif | ||
6721 | #if 0 | ||
6722 | if(priv->up == 0)//driver stopped | ||
6723 | { | ||
6724 | printk("\nDo nothing..."); | ||
6725 | goto out; | ||
6726 | } | ||
6727 | else | ||
6728 | #endif | ||
6729 | { | ||
6730 | // We should turn off LED before polling FF51[4]. | ||
6731 | |||
6732 | //Turn off LED. | ||
6733 | btPSR = read_nic_byte(dev, PSR); | ||
6734 | write_nic_byte(dev, PSR, (btPSR & ~BIT3)); | ||
6735 | |||
6736 | //It need to delay 4us suggested by Jong, 2008-01-16 | ||
6737 | udelay(4); | ||
6738 | |||
6739 | //HW radio On/Off according to the value of FF51[4](config0) | ||
6740 | btConfig0 = btPSR = read_nic_byte(dev, CONFIG0); | ||
6741 | |||
6742 | //Turn on LED. | ||
6743 | write_nic_byte(dev, PSR, btPSR| BIT3); | ||
6744 | |||
6745 | eRfPowerStateToSet = (btConfig0 & BIT4) ? eRfOn : eRfOff; | ||
6746 | |||
6747 | if((priv->ieee80211->bHwRadioOff == true) && (eRfPowerStateToSet == eRfOn)) | ||
6748 | { | ||
6749 | priv->ieee80211->bHwRadioOff = false; | ||
6750 | bActuallySet = true; | ||
6751 | } | ||
6752 | else if((priv->ieee80211->bHwRadioOff == false) && (eRfPowerStateToSet == eRfOff)) | ||
6753 | { | ||
6754 | priv->ieee80211->bHwRadioOff = true; | ||
6755 | bActuallySet = true; | ||
6756 | } | ||
6757 | |||
6758 | if(bActuallySet) | ||
6759 | { | ||
6760 | MgntActSet_RF_State(dev, eRfPowerStateToSet, RF_CHANGE_BY_HW); | ||
6761 | |||
6762 | /* To update the UI status for Power status changed */ | ||
6763 | if(priv->ieee80211->bHwRadioOff == true) | ||
6764 | argv[1] = "RFOFF"; | ||
6765 | else{ | ||
6766 | //if(!priv->RfOffReason) | ||
6767 | argv[1] = "RFON"; | ||
6768 | //else | ||
6769 | // argv[1] = "RFOFF"; | ||
6770 | } | ||
6771 | argv[0] = RadioPowerPath; | ||
6772 | argv[2] = NULL; | ||
6773 | |||
6774 | call_usermodehelper(RadioPowerPath,argv,envp,1); | ||
6775 | } | ||
6776 | |||
6777 | } | ||
6778 | |||
6779 | } | ||
6780 | |||
6781 | static u8 read_acadapter_file(char *filename) | ||
6782 | { | ||
6783 | //#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)) | ||
6784 | #if 0 | ||
6785 | int fd; | ||
6786 | char buf[1]; | ||
6787 | char ret[50]; | ||
6788 | int i = 0; | ||
6789 | int n = 0; | ||
6790 | mm_segment_t old_fs = get_fs(); | ||
6791 | set_fs(KERNEL_DS); | ||
6792 | |||
6793 | fd = sys_open(filename, O_RDONLY, 0); | ||
6794 | if (fd >= 0) { | ||
6795 | while (sys_read(fd, buf, 1) == 1) | ||
6796 | { | ||
6797 | i++; | ||
6798 | if(i>10) | ||
6799 | { | ||
6800 | if(buf[0]!=' ') | ||
6801 | { | ||
6802 | ret[n]=buf[0]; | ||
6803 | n++; | ||
6804 | } | ||
6805 | } | ||
6806 | } | ||
6807 | sys_close(fd); | ||
6808 | } | ||
6809 | ret[n]='\0'; | ||
6810 | // printk("%s \n", ret); | ||
6811 | set_fs(old_fs); | ||
6812 | |||
6813 | if(strncmp(ret, "off-line",8) == 0) | ||
6814 | { | ||
6815 | return 1; | ||
6816 | } | ||
6817 | #endif | ||
6818 | return 0; | ||
6819 | } | ||
6820 | |||
6821 | /*************************************************************************** | ||
6822 | ------------------- module init / exit stubs ---------------- | ||
6823 | ****************************************************************************/ | ||
6824 | module_init(rtl8180_pci_module_init); | ||
6825 | module_exit(rtl8180_pci_module_exit); | ||
6826 | |||