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Merge remote-tracking branch 'staging/staging-next'
[deliverable/linux.git] / drivers / staging / rtl8192u / r8192U_core.c
CommitLineData
8fc8598e
JC		 1/******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 * Linux device driver for RTL8192U
4 *
5 * Based on the r8187 driver, which is:
559a4c31 6 * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al.
8fc8598e
JC		 7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 *
20 * The full GNU General Public License is included in this distribution in the
21 * file called LICENSE.
22 *
23 * Contact Information:
24 * Jerry chuang <wlanfae@realtek.com>
25 */
26
27#ifndef CONFIG_FORCE_HARD_FLOAT
2716141c
XR		 28double __floatsidf(int i)
29{
30 return i;
31}
32
33unsigned int __fixunsdfsi(double d)
34{
35 return d;
36}
37
38double __adddf3(double a, double b)
39{
74a0266c 40 return a + b;
2716141c
XR		 41}
42
43double __addsf3(float a, float b)
44{
74a0266c 45 return a + b;
2716141c
XR		 46}
47
48double __subdf3(double a, double b)
49{
74a0266c 50 return a - b;
2716141c
XR		 51}
52
53double __extendsfdf2(float a)
54{
55 return a;
56}
8fc8598e
JC		 57#endif
58
8fc8598e
JC		 59#define CONFIG_RTL8192_IO_MAP
60
8f94967a 61#include <linux/uaccess.h>
8fc8598e
JC		 62#include "r8192U_hw.h"
63#include "r8192U.h"
64#include "r8190_rtl8256.h" /* RTL8225 Radio frontend */
65#include "r8180_93cx6.h" /* Card EEPROM */
66#include "r8192U_wx.h"
14285c1f 67#include "r819xU_phy.h"
8fc8598e
JC		 68#include "r819xU_phyreg.h"
69#include "r819xU_cmdpkt.h"
70#include "r8192U_dm.h"
8fc8598e 71#include <linux/usb.h>
5a0e3ad6 72#include <linux/slab.h>
0541f9d0
DH		 73#include <linux/proc_fs.h>
74#include <linux/seq_file.h>
14285c1f 75/* FIXME: check if 2.6.7 is ok */
8fc8598e 76
8fc8598e 77#include "dot11d.h"
14285c1f 78/* set here to open your trace code. */
f0a60a14 79u32 rt_global_debug_component = COMP_DOWN |
8fc8598e 80 COMP_SEC |
14285c1f 81 COMP_ERR; /* always open err flags on */
8fc8598e
JC		 82
83#define TOTAL_CAM_ENTRY 32
84#define CAM_CONTENT_COUNT 8
85
a457732b 86static const struct usb_device_id rtl8192_usb_id_tbl[] = {
8fc8598e 87 /* Realtek */
8fc8598e
JC		 88 {USB_DEVICE(0x0bda, 0x8709)},
89 /* Corega */
90 {USB_DEVICE(0x07aa, 0x0043)},
91 /* Belkin */
92 {USB_DEVICE(0x050d, 0x805E)},
93 /* Sitecom */
94 {USB_DEVICE(0x0df6, 0x0031)},
95 /* EnGenius */
96 {USB_DEVICE(0x1740, 0x9201)},
97 /* Dlink */
98 {USB_DEVICE(0x2001, 0x3301)},
99 /* Zinwell */
100 {USB_DEVICE(0x5a57, 0x0290)},
e10ac155
BH		 101 /* LG */
102 {USB_DEVICE(0x043e, 0x7a01)},
8fc8598e
JC		 103 {}
104};
105
106MODULE_LICENSE("GPL");
8fc8598e 107MODULE_VERSION("V 1.1");
8fc8598e
JC		 108MODULE_DEVICE_TABLE(usb, rtl8192_usb_id_tbl);
109MODULE_DESCRIPTION("Linux driver for Realtek RTL8192 USB WiFi cards");
110
9f7b8300 111static char *ifname = "wlan%d";
14285c1f 112static int hwwep = 1; /* default use hw. set 0 to use software security */
8fc8598e
JC		 113static int channels = 0x3fff;
114
115
116
74a0266c
RB		 117module_param(ifname, charp, S_IRUGO | S_IWUSR);
118module_param(hwwep, int, S_IRUGO | S_IWUSR);
119module_param(channels, int, S_IRUGO | S_IWUSR);
8fc8598e 120
3ab31c7b 121MODULE_PARM_DESC(ifname, " Net interface name, wlan%d=default");
3ab31c7b
XR		 122MODULE_PARM_DESC(hwwep, " Try to use hardware security support. ");
123MODULE_PARM_DESC(channels, " Channel bitmask for specific locales. NYI");
8fc8598e 124
2579452a 125static int rtl8192_usb_probe(struct usb_interface *intf,
8f896d61 126 const struct usb_device_id *id);
a4a557e3 127static void rtl8192_usb_disconnect(struct usb_interface *intf);
8fc8598e
JC		 128
129
130static struct usb_driver rtl8192_usb_driver = {
e406322b
MCC		 131 .name = RTL819xU_MODULE_NAME, /* Driver name */
132 .id_table = rtl8192_usb_id_tbl, /* PCI_ID table */
133 .probe = rtl8192_usb_probe, /* probe fn */
8fc8598e 134 .disconnect = rtl8192_usb_disconnect, /* remove fn */
e406322b 135 .suspend = NULL, /* PM suspend fn */
35997ff0 136 .resume = NULL, /* PM resume fn */
8fc8598e
JC		 137};
138
8fc8598e 139
676d2204 140struct CHANNEL_LIST {
8fc8598e
JC		 141 u8 Channel[32];
142 u8 Len;
676d2204 143};
8fc8598e 144
676d2204 145static struct CHANNEL_LIST ChannelPlan[] = {
0063fdfb
RB		 146 /* FCC */
147 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165}, 24},
148 /* IC */
149 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11},
150 /* ETSI */
151 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 36, 40, 44, 48, 52, 56, 60, 64}, 21},
152 /* Spain. Change to ETSI. */
153 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
154 /* France. Change to ETSI. */
155 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
156 /* MKK */
157 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52, 56, 60, 64}, 22},
158 /* MKK1 */
159 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52, 56, 60, 64}, 22},
160 /* Israel. */
161 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},
162 /* For 11a , TELEC */
163 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52, 56, 60, 64}, 22},
164 /* MIC */
165 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 36, 40, 44, 48, 52, 56, 60, 64}, 22},
166 /* For Global Domain. 1-11:active scan, 12-14 passive scan. */
167 {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14}
8fc8598e
JC		 168};
169
9f7b8300 170static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv *priv)
8fc8598e 171{
2d39b002 172 int i, max_chan = -1, min_chan = -1;
9f7b8300 173 struct ieee80211_device *ieee = priv->ieee80211;
7b25c24e 174
2716141c 175 switch (channel_plan) {
f00c493b
PK		 176 case COUNTRY_CODE_FCC:
177 case COUNTRY_CODE_IC:
178 case COUNTRY_CODE_ETSI:
179 case COUNTRY_CODE_SPAIN:
180 case COUNTRY_CODE_FRANCE:
181 case COUNTRY_CODE_MKK:
182 case COUNTRY_CODE_MKK1:
183 case COUNTRY_CODE_ISRAEL:
184 case COUNTRY_CODE_TELEC:
88e5a934 185 case COUNTRY_CODE_MIC:
f00c493b
PK		 186 Dot11d_Init(ieee);
187 ieee->bGlobalDomain = false;
14285c1f 188 /* actually 8225 & 8256 rf chips only support B,G,24N mode */
f00c493b
PK		 189 if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256)) {
190 min_chan = 1;
191 max_chan = 14;
2716141c 192 } else {
069b3162
RB		 193 RT_TRACE(COMP_ERR,
194 "unknown rf chip, can't set channel map in function:%s()\n",
195 __func__);
f00c493b
PK		 196 }
197 if (ChannelPlan[channel_plan].Len != 0) {
14285c1f 198 /* Clear old channel map */
069b3162
RB		 199 memset(GET_DOT11D_INFO(ieee)->channel_map, 0,
200 sizeof(GET_DOT11D_INFO(ieee)->channel_map));
14285c1f 201 /* Set new channel map */
3db37646 202 for (i = 0; i < ChannelPlan[channel_plan].Len; i++) {
f00c493b 203 if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
8fc8598e 204 break;
f00c493b 205 GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
8fc8598e 206 }
8fc8598e 207 }
f00c493b
PK		 208 break;
209
210 case COUNTRY_CODE_GLOBAL_DOMAIN:
0063fdfb
RB		 211 /* this flag enabled to follow 11d country IE setting,
212 * otherwise, it shall follow global domain settings.
213 */
214 GET_DOT11D_INFO(ieee)->bEnabled = 0;
f00c493b
PK		 215 Dot11d_Reset(ieee);
216 ieee->bGlobalDomain = true;
217 break;
88e5a934 218
f00c493b
PK		 219 default:
220 break;
8fc8598e 221 }
8fc8598e 222}
8fc8598e 223
8fc8598e 224
8fc8598e
JC		 225
226
f4c6074a 227static void CamResetAllEntry(struct net_device *dev)
8fc8598e 228{
8fc8598e 229 u32 ulcommand = 0;
0063fdfb
RB		 230 /* In static WEP, OID_ADD_KEY or OID_ADD_WEP are set before STA
231 * associate to AP. However, ResetKey is called on
232 * OID_802_11_INFRASTRUCTURE_MODE and MlmeAssociateRequest. In this
233 * condition, Cam can not be reset because upper layer will not set
234 * this static key again.
14285c1f 235 */
56b3152e 236 ulcommand |= BIT(31) | BIT(30);
8fc8598e 237 write_nic_dword(dev, RWCAM, ulcommand);
8fc8598e
JC		 238}
239
240
241void write_cam(struct net_device *dev, u8 addr, u32 data)
242{
e406322b 243 write_nic_dword(dev, WCAMI, data);
56b3152e 244 write_nic_dword(dev, RWCAM, BIT(31) | BIT(16) | (addr & 0xff));
8fc8598e
JC		 245}
246
247u32 read_cam(struct net_device *dev, u8 addr)
248{
b3d42bf1
XR		 249 u32 data;
250
74a0266c 251 write_nic_dword(dev, RWCAM, 0x80000000 | (addr & 0xff));
b3d42bf1
XR		 252 read_nic_dword(dev, 0xa8, &data);
253 return data;
8fc8598e
JC		 254}
255
6ae4e4b3 256int write_nic_byte_E(struct net_device *dev, int indx, u8 data)
8fc8598e
JC		 257{
258 int status;
259 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
260 struct usb_device *udev = priv->udev;
075eb0dc
KS		 261 u8 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
262
263 if (!usbdata)
6ae4e4b3 264 return -ENOMEM;
075eb0dc 265 *usbdata = data;
8fc8598e
JC		 266
267 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 268 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
075eb0dc
KS		 269 indx | 0xfe00, 0, usbdata, 1, HZ / 2);
270 kfree(usbdata);
8fc8598e 271
6ae4e4b3 272 if (status < 0){
069b3162
RB		 273 netdev_err(dev, "write_nic_byte_E TimeOut! status: %d\n",
274 status);
6ae4e4b3
ST		 275 return status;
276 }
277 return 0;
8fc8598e
JC		 278}
279
b3d42bf1 280int read_nic_byte_E(struct net_device *dev, int indx, u8 *data)
8fc8598e
JC		 281{
282 int status;
8fc8598e
JC		 283 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
284 struct usb_device *udev = priv->udev;
075eb0dc
KS		 285 u8 *usbdata = kzalloc(sizeof(u8), GFP_KERNEL);
286
287 if (!usbdata)
288 return -ENOMEM;
8fc8598e
JC		 289
290 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 291 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
075eb0dc
KS		 292 indx | 0xfe00, 0, usbdata, 1, HZ / 2);
293 *data = *usbdata;
294 kfree(usbdata);
8fc8598e 295
b3d42bf1
XR		 296 if (status < 0) {
297 netdev_err(dev, "%s failure status: %d\n", __func__, status);
298 return status;
299 }
8fc8598e 300
b3d42bf1 301 return 0;
8fc8598e 302}
b7141cba 303
14285c1f 304/* as 92U has extend page from 4 to 16, so modify functions below. */
ba15f657 305int write_nic_byte(struct net_device *dev, int indx, u8 data)
8fc8598e
JC		 306{
307 int status;
308
309 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
310 struct usb_device *udev = priv->udev;
075eb0dc
KS		 311 u8 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
312
313 if (!usbdata)
ba15f657 314 return -ENOMEM;
075eb0dc 315 *usbdata = data;
8fc8598e
JC		 316
317 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 318 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 319 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 320 usbdata, 1, HZ / 2);
321 kfree(usbdata);
8fc8598e 322
ba15f657 323 if (status < 0) {
d6bbce06 324 netdev_err(dev, "write_nic_byte TimeOut! status: %d\n", status);
ba15f657
ST		 325 return status;
326 }
327
328 return 0;
8fc8598e
JC		 329}
330
331
28d653d7 332int write_nic_word(struct net_device *dev, int indx, u16 data)
8fc8598e 333{
8fc8598e
JC		 334 int status;
335
336 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
337 struct usb_device *udev = priv->udev;
075eb0dc
KS		 338 u16 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
339
340 if (!usbdata)
28d653d7 341 return -ENOMEM;
075eb0dc 342 *usbdata = data;
8fc8598e
JC		 343
344 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 345 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 346 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 347 usbdata, 2, HZ / 2);
348 kfree(usbdata);
8fc8598e 349
28d653d7 350 if (status < 0) {
d6bbce06 351 netdev_err(dev, "write_nic_word TimeOut! status: %d\n", status);
28d653d7
ST		 352 return status;
353 }
354
355 return 0;
8fc8598e
JC		 356}
357
358
ec06d48f 359int write_nic_dword(struct net_device *dev, int indx, u32 data)
8fc8598e 360{
8fc8598e
JC		 361 int status;
362
363 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
364 struct usb_device *udev = priv->udev;
075eb0dc
KS		 365 u32 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
366
367 if (!usbdata)
ec06d48f 368 return -ENOMEM;
075eb0dc 369 *usbdata = data;
8fc8598e
JC		 370
371 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 372 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 373 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 374 usbdata, 4, HZ / 2);
375 kfree(usbdata);
8fc8598e
JC		 376
377
ec06d48f 378 if (status < 0) {
069b3162
RB		 379 netdev_err(dev, "write_nic_dword TimeOut! status: %d\n",
380 status);
ec06d48f
ST		 381 return status;
382 }
383
384 return 0;
8fc8598e
JC		 385}
386
387
388
b3d42bf1 389int read_nic_byte(struct net_device *dev, int indx, u8 *data)
8fc8598e 390{
8fc8598e
JC		 391 int status;
392 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
393 struct usb_device *udev = priv->udev;
075eb0dc
KS		 394 u8 *usbdata = kzalloc(sizeof(u8), GFP_KERNEL);
395
396 if (!usbdata)
397 return -ENOMEM;
8fc8598e
JC		 398
399 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 400 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
069b3162 401 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 402 usbdata, 1, HZ / 2);
403 *data = *usbdata;
404 kfree(usbdata);
8fc8598e 405
b3d42bf1
XR		 406 if (status < 0) {
407 netdev_err(dev, "%s failure status: %d\n", __func__, status);
408 return status;
409 }
8fc8598e 410
b3d42bf1 411 return 0;
8fc8598e
JC		 412}
413
414
415
b3d42bf1 416int read_nic_word(struct net_device *dev, int indx, u16 *data)
8fc8598e 417{
8fc8598e
JC		 418 int status;
419 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
420 struct usb_device *udev = priv->udev;
075eb0dc
KS		 421 u16 *usbdata = kzalloc(sizeof(u16), GFP_KERNEL);
422
423 if (!usbdata)
424 return -ENOMEM;
8fc8598e
JC		 425
426 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 427 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
74a0266c 428 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 429 usbdata, 2, HZ / 2);
430 *data = *usbdata;
431 kfree(usbdata);
8fc8598e 432
b3d42bf1
XR		 433 if (status < 0) {
434 netdev_err(dev, "%s failure status: %d\n", __func__, status);
435 return status;
436 }
8fc8598e 437
b3d42bf1 438 return 0;
8fc8598e
JC		 439}
440
46326d26 441static int read_nic_word_E(struct net_device *dev, int indx, u16 *data)
8fc8598e 442{
8fc8598e
JC		 443 int status;
444 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
445 struct usb_device *udev = priv->udev;
075eb0dc
KS		 446 u16 *usbdata = kzalloc(sizeof(u16), GFP_KERNEL);
447
448 if (!usbdata)
449 return -ENOMEM;
8fc8598e
JC		 450
451 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 452 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
075eb0dc
KS		 453 indx | 0xfe00, 0, usbdata, 2, HZ / 2);
454 *data = *usbdata;
455 kfree(usbdata);
8fc8598e 456
b3d42bf1
XR		 457 if (status < 0) {
458 netdev_err(dev, "%s failure status: %d\n", __func__, status);
459 return status;
460 }
8fc8598e 461
b3d42bf1 462 return 0;
8fc8598e
JC		 463}
464
b3d42bf1 465int read_nic_dword(struct net_device *dev, int indx, u32 *data)
8fc8598e 466{
8fc8598e 467 int status;
8fc8598e
JC		 468
469 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
470 struct usb_device *udev = priv->udev;
075eb0dc
KS		 471 u32 *usbdata = kzalloc(sizeof(u32), GFP_KERNEL);
472
473 if (!usbdata)
474 return -ENOMEM;
8fc8598e
JC		 475
476 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 477 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
74a0266c 478 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 479 usbdata, 4, HZ / 2);
480 *data = *usbdata;
481 kfree(usbdata);
8fc8598e 482
b3d42bf1
XR		 483 if (status < 0) {
484 netdev_err(dev, "%s failure status: %d\n", __func__, status);
485 return status;
486 }
8fc8598e 487
b3d42bf1 488 return 0;
8fc8598e
JC		 489}
490
616f58f6
MG		 491/* u8 read_phy_cck(struct net_device *dev, u8 adr); */
492/* u8 read_phy_ofdm(struct net_device *dev, u8 adr); */
8fc8598e 493/* this might still called in what was the PHY rtl8185/rtl8192 common code
25985edc 494 * plans are to possibility turn it again in one common code...
8fc8598e
JC		 495 */
496inline void force_pci_posting(struct net_device *dev)
497{
498}
499
8fc8598e 500static struct net_device_stats *rtl8192_stats(struct net_device *dev);
ef8a83e7
CO		 501static void rtl8192_restart(struct work_struct *work);
502static void watch_dog_timer_callback(unsigned long data);
8fc8598e
JC		 503
504/****************************************************************************
616f58f6
MG		 505 * -----------------------------PROCFS STUFF-------------------------
506*****************************************************************************
507 */
8fc8598e 508
616f58f6 509static struct proc_dir_entry *rtl8192_proc;
8fc8598e 510
0541f9d0 511static int proc_get_stats_ap(struct seq_file *m, void *v)
8fc8598e 512{
0541f9d0 513 struct net_device *dev = m->private;
8fc8598e
JC		 514 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
515 struct ieee80211_device *ieee = priv->ieee80211;
516 struct ieee80211_network *target;
517
e406322b 518 list_for_each_entry(target, &ieee->network_list, list) {
0541f9d0 519 const char *wpa = "non_WPA";
7b25c24e 520
616f58f6 521 if (target->wpa_ie_len > 0 || target->rsn_ie_len > 0)
0541f9d0
DH		 522 wpa = "WPA";
523
524 seq_printf(m, "%s %s\n", target->ssid, wpa);
e406322b 525 }
8fc8598e 526
0541f9d0 527 return 0;
8fc8598e
JC		 528}
529
0541f9d0 530static int proc_get_registers(struct seq_file *m, void *v)
8fc8598e 531{
0541f9d0 532 struct net_device *dev = m->private;
3ab31c7b 533 int i, n, max = 0xff;
b3d42bf1 534 u8 byte_rd;
8fc8598e 535
0541f9d0 536 seq_puts(m, "\n####################page 0##################\n ");
8fc8598e 537
3db37646 538 for (n = 0; n <= max;) {
3ab31c7b 539 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 540
b3d42bf1 541 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 542 read_nic_byte(dev, 0x000 | n, &byte_rd);
b3d42bf1
XR		 543 seq_printf(m, "%2x ", byte_rd);
544 }
8fc8598e 545 }
0541f9d0
DH		 546
547 seq_puts(m, "\n####################page 1##################\n ");
3db37646 548 for (n = 0; n <= max;) {
3ab31c7b 549 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 550
b3d42bf1 551 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 552 read_nic_byte(dev, 0x100 | n, &byte_rd);
b3d42bf1
XR		 553 seq_printf(m, "%2x ", byte_rd);
554 }
e406322b 555 }
0541f9d0
DH		 556
557 seq_puts(m, "\n####################page 3##################\n ");
3db37646 558 for (n = 0; n <= max;) {
3ab31c7b 559 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 560
b3d42bf1 561 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 562 read_nic_byte(dev, 0x300 | n, &byte_rd);
b3d42bf1
XR		 563 seq_printf(m, "%2x ", byte_rd);
564 }
e406322b 565 }
8fc8598e 566
0541f9d0
DH		 567 seq_putc(m, '\n');
568 return 0;
8fc8598e
JC		 569}
570
0541f9d0 571static int proc_get_stats_tx(struct seq_file *m, void *v)
8fc8598e 572{
0541f9d0 573 struct net_device *dev = m->private;
8fc8598e
JC		 574 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
575
0541f9d0 576 seq_printf(m,
8f896d61
XR		 577 "TX VI priority ok int: %lu\n"
578 "TX VI priority error int: %lu\n"
579 "TX VO priority ok int: %lu\n"
580 "TX VO priority error int: %lu\n"
581 "TX BE priority ok int: %lu\n"
582 "TX BE priority error int: %lu\n"
583 "TX BK priority ok int: %lu\n"
584 "TX BK priority error int: %lu\n"
585 "TX MANAGE priority ok int: %lu\n"
586 "TX MANAGE priority error int: %lu\n"
587 "TX BEACON priority ok int: %lu\n"
588 "TX BEACON priority error int: %lu\n"
589 "TX queue resume: %lu\n"
590 "TX queue stopped?: %d\n"
591 "TX fifo overflow: %lu\n"
592 "TX VI queue: %d\n"
593 "TX VO queue: %d\n"
594 "TX BE queue: %d\n"
595 "TX BK queue: %d\n"
596 "TX VI dropped: %lu\n"
597 "TX VO dropped: %lu\n"
598 "TX BE dropped: %lu\n"
599 "TX BK dropped: %lu\n"
600 "TX total data packets %lu\n",
601 priv->stats.txviokint,
602 priv->stats.txvierr,
603 priv->stats.txvookint,
604 priv->stats.txvoerr,
605 priv->stats.txbeokint,
606 priv->stats.txbeerr,
607 priv->stats.txbkokint,
608 priv->stats.txbkerr,
609 priv->stats.txmanageokint,
610 priv->stats.txmanageerr,
611 priv->stats.txbeaconokint,
612 priv->stats.txbeaconerr,
613 priv->stats.txresumed,
614 netif_queue_stopped(dev),
615 priv->stats.txoverflow,
616 atomic_read(&(priv->tx_pending[VI_PRIORITY])),
617 atomic_read(&(priv->tx_pending[VO_PRIORITY])),
618 atomic_read(&(priv->tx_pending[BE_PRIORITY])),
619 atomic_read(&(priv->tx_pending[BK_PRIORITY])),
620 priv->stats.txvidrop,
621 priv->stats.txvodrop,
622 priv->stats.txbedrop,
623 priv->stats.txbkdrop,
624 priv->stats.txdatapkt
8fc8598e
JC		 625 );
626
0541f9d0 627 return 0;
8fc8598e
JC		 628}
629
0541f9d0 630static int proc_get_stats_rx(struct seq_file *m, void *v)
8fc8598e 631{
0541f9d0 632 struct net_device *dev = m->private;
8fc8598e
JC		 633 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
634
0541f9d0 635 seq_printf(m,
8f896d61
XR		 636 "RX packets: %lu\n"
637 "RX urb status error: %lu\n"
638 "RX invalid urb error: %lu\n",
639 priv->stats.rxoktotal,
640 priv->stats.rxstaterr,
641 priv->stats.rxurberr);
8fc8598e 642
0541f9d0 643 return 0;
8fc8598e 644}
0541f9d0 645
46326d26 646static void rtl8192_proc_module_init(void)
8fc8598e
JC		 647{
648 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
e55d92b9 649 rtl8192_proc = proc_mkdir(RTL819xU_MODULE_NAME, init_net.proc_net);
8fc8598e
JC		 650}
651
0541f9d0
DH		 652/*
653 * seq_file wrappers for procfile show routines.
654 */
655static int rtl8192_proc_open(struct inode *inode, struct file *file)
8fc8598e 656{
4a520d27 657 struct net_device *dev = proc_get_parent_data(inode);
0541f9d0 658 int (*show)(struct seq_file *, void *) = PDE_DATA(inode);
8fc8598e 659
0541f9d0 660 return single_open(file, show, dev);
8fc8598e
JC		 661}
662
0541f9d0
DH		 663static const struct file_operations rtl8192_proc_fops = {
664 .open = rtl8192_proc_open,
665 .read = seq_read,
666 .llseek = seq_lseek,
bae301d3 667 .release = single_release,
0541f9d0
DH		 668};
669
670/*
671 * Table of proc files we need to create.
672 */
673struct rtl8192_proc_file {
674 char name[12];
675 int (*show)(struct seq_file *, void *);
676};
677
678static const struct rtl8192_proc_file rtl8192_proc_files[] = {
679 { "stats-rx", &proc_get_stats_rx },
680 { "stats-tx", &proc_get_stats_tx },
681 { "stats-ap", &proc_get_stats_ap },
682 { "registers", &proc_get_registers },
683 { "" }
684};
8fc8598e 685
46326d26 686static void rtl8192_proc_init_one(struct net_device *dev)
8fc8598e 687{
0541f9d0 688 const struct rtl8192_proc_file *f;
cc87e0ff 689 struct proc_dir_entry *dir;
8fc8598e 690
0541f9d0 691 if (rtl8192_proc) {
cc87e0ff
DH		 692 dir = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev);
693 if (!dir) {
069b3162
RB		 694 RT_TRACE(COMP_ERR,
695 "Unable to initialize /proc/net/rtl8192/%s\n",
0541f9d0
DH		 696 dev->name);
697 return;
698 }
0541f9d0
DH		 699
700 for (f = rtl8192_proc_files; f->name[0]; f++) {
cc87e0ff
DH		 701 if (!proc_create_data(f->name, S_IFREG | S_IRUGO, dir,
702 &rtl8192_proc_fops, f->show)) {
85a22e42
RB		 703 RT_TRACE(COMP_ERR,
704 "Unable to initialize /proc/net/rtl8192/%s/%s\n",
0541f9d0
DH		 705 dev->name, f->name);
706 return;
707 }
708 }
8fc8598e 709 }
0541f9d0 710}
8fc8598e 711
46326d26 712static void rtl8192_proc_remove_one(struct net_device *dev)
0541f9d0 713{
cc87e0ff 714 remove_proc_subtree(dev->name, rtl8192_proc);
8fc8598e 715}
0541f9d0 716
8fc8598e
JC		 717/****************************************************************************
718 -----------------------------MISC STUFF-------------------------
719*****************************************************************************/
720
3ab31c7b 721short check_nic_enough_desc(struct net_device *dev, int queue_index)
8fc8598e
JC		 722{
723 struct r8192_priv *priv = ieee80211_priv(dev);
724 int used = atomic_read(&priv->tx_pending[queue_index]);
725
726 return (used < MAX_TX_URB);
727}
728
f4c6074a 729static void tx_timeout(struct net_device *dev)
8fc8598e
JC		 730{
731 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 732
8fc8598e 733 schedule_work(&priv->reset_wq);
8fc8598e
JC		 734}
735
8fc8598e
JC		 736void rtl8192_update_msr(struct net_device *dev)
737{
738 struct r8192_priv *priv = ieee80211_priv(dev);
739 u8 msr;
740
b3d42bf1 741 read_nic_byte(dev, MSR, &msr);
4b150936 742 msr &= ~MSR_LINK_MASK;
8fc8598e
JC		 743
744 /* do not change in link_state != WLAN_LINK_ASSOCIATED.
745 * msr must be updated if the state is ASSOCIATING.
746 * this is intentional and make sense for ad-hoc and
747 * master (see the create BSS/IBSS func)
748 */
2716141c 749 if (priv->ieee80211->state == IEEE80211_LINKED) {
8fc8598e 750 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
74a0266c 751 msr |= (MSR_LINK_MANAGED << MSR_LINK_SHIFT);
8fc8598e 752 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
74a0266c 753 msr |= (MSR_LINK_ADHOC << MSR_LINK_SHIFT);
8fc8598e 754 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
74a0266c 755 msr |= (MSR_LINK_MASTER << MSR_LINK_SHIFT);
8fc8598e 756
2716141c 757 } else {
74a0266c 758 msr |= (MSR_LINK_NONE << MSR_LINK_SHIFT);
2716141c 759 }
8fc8598e
JC		 760
761 write_nic_byte(dev, MSR, msr);
762}
763
3ab31c7b 764void rtl8192_set_chan(struct net_device *dev, short ch)
8fc8598e
JC		 765{
766 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
7b25c24e 767
5b3b215b 768 RT_TRACE(COMP_CH, "=====>%s()====ch:%d\n", __func__, ch);
2d39b002 769 priv->chan = ch;
8fc8598e
JC		 770
771 /* this hack should avoid frame TX during channel setting*/
772
14285c1f 773 /* need to implement rf set channel here */
8fc8598e
JC		 774
775 if (priv->rf_set_chan)
8f896d61 776 priv->rf_set_chan(dev, priv->chan);
8fc8598e 777 mdelay(10);
8fc8598e
JC		 778}
779
8fc8598e 780static void rtl8192_rx_isr(struct urb *urb);
8fc8598e 781
46326d26 782static u32 get_rxpacket_shiftbytes_819xusb(struct ieee80211_rx_stats *pstats)
8fc8598e 783{
a49332eb
ASC		 784 return (sizeof(rx_desc_819x_usb) + pstats->RxDrvInfoSize
785 + pstats->RxBufShift);
8fc8598e 786}
b7141cba 787
9f7b8300 788static int rtl8192_rx_initiate(struct net_device *dev)
8fc8598e 789{
e406322b
MCC		 790 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
791 struct urb *entry;
792 struct sk_buff *skb;
793 struct rtl8192_rx_info *info;
8fc8598e
JC		 794
795 /* nomal packet rx procedure */
e406322b
MCC		 796 while (skb_queue_len(&priv->rx_queue) < MAX_RX_URB) {
797 skb = __dev_alloc_skb(RX_URB_SIZE, GFP_KERNEL);
798 if (!skb)
799 break;
e406322b 800 entry = usb_alloc_urb(0, GFP_KERNEL);
e406322b
MCC		 801 if (!entry) {
802 kfree_skb(skb);
803 break;
804 }
e406322b 805 usb_fill_bulk_urb(entry, priv->udev,
069b3162
RB		 806 usb_rcvbulkpipe(priv->udev, 3),
807 skb_tail_pointer(skb),
e406322b 808 RX_URB_SIZE, rtl8192_rx_isr, skb);
74a0266c 809 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 810 info->urb = entry;
811 info->dev = dev;
14285c1f 812 info->out_pipe = 3; /* denote rx normal packet queue */
e406322b
MCC		 813 skb_queue_tail(&priv->rx_queue, skb);
814 usb_submit_urb(entry, GFP_KERNEL);
815 }
8fc8598e
JC		 816
817 /* command packet rx procedure */
e406322b 818 while (skb_queue_len(&priv->rx_queue) < MAX_RX_URB + 3) {
3ab31c7b 819 skb = __dev_alloc_skb(RX_URB_SIZE, GFP_KERNEL);
e406322b
MCC		 820 if (!skb)
821 break;
e406322b 822 entry = usb_alloc_urb(0, GFP_KERNEL);
e406322b
MCC		 823 if (!entry) {
824 kfree_skb(skb);
825 break;
826 }
827 usb_fill_bulk_urb(entry, priv->udev,
069b3162
RB		 828 usb_rcvbulkpipe(priv->udev, 9),
829 skb_tail_pointer(skb),
e406322b 830 RX_URB_SIZE, rtl8192_rx_isr, skb);
74a0266c 831 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 832 info->urb = entry;
833 info->dev = dev;
14285c1f 834 info->out_pipe = 9; /* denote rx cmd packet queue */
e406322b 835 skb_queue_tail(&priv->rx_queue, skb);
8fc8598e 836 usb_submit_urb(entry, GFP_KERNEL);
e406322b 837 }
8fc8598e 838
e406322b 839 return 0;
8fc8598e
JC		 840}
841
842void rtl8192_set_rxconf(struct net_device *dev)
843{
844 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
845 u32 rxconf;
846
b3d42bf1 847 read_nic_dword(dev, RCR, &rxconf);
4b150936 848 rxconf = rxconf & ~MAC_FILTER_MASK;
8fc8598e
JC		 849 rxconf = rxconf | RCR_AMF;
850 rxconf = rxconf | RCR_ADF;
851 rxconf = rxconf | RCR_AB;
852 rxconf = rxconf | RCR_AM;
8fc8598e 853
2716141c
XR		 854 if (dev->flags & IFF_PROMISC)
855 DMESG("NIC in promisc mode");
8fc8598e 856
f0a60a14 857 if (priv->ieee80211->iw_mode == IW_MODE_MONITOR ||
8f896d61 858 dev->flags & IFF_PROMISC) {
8fc8598e 859 rxconf = rxconf | RCR_AAP;
2716141c 860 } else {
8fc8598e
JC		 861 rxconf = rxconf | RCR_APM;
862 rxconf = rxconf | RCR_CBSSID;
863 }
864
865
2716141c 866 if (priv->ieee80211->iw_mode == IW_MODE_MONITOR) {
8fc8598e
JC		 867 rxconf = rxconf | RCR_AICV;
868 rxconf = rxconf | RCR_APWRMGT;
869 }
870
9f6bd88d 871 if (priv->crcmon == 1 && priv->ieee80211->iw_mode == IW_MODE_MONITOR)
8fc8598e
JC		 872 rxconf = rxconf | RCR_ACRC32;
873
874
4b150936 875 rxconf = rxconf & ~RX_FIFO_THRESHOLD_MASK;
74a0266c 876 rxconf = rxconf | (RX_FIFO_THRESHOLD_NONE << RX_FIFO_THRESHOLD_SHIFT);
4b150936 877 rxconf = rxconf & ~MAX_RX_DMA_MASK;
74a0266c 878 rxconf = rxconf | ((u32)7 << RCR_MXDMA_OFFSET);
8fc8598e 879
8fc8598e
JC		 880 rxconf = rxconf | RCR_ONLYERLPKT;
881
8fc8598e 882 write_nic_dword(dev, RCR, rxconf);
8fc8598e 883}
b7141cba 884
14285c1f 885/* wait to be removed */
8fc8598e
JC		 886void rtl8192_rx_enable(struct net_device *dev)
887{
8fc8598e 888 rtl8192_rx_initiate(dev);
8fc8598e
JC		 889}
890
891
892void rtl8192_tx_enable(struct net_device *dev)
893{
8fc8598e
JC		 894}
895
896
8fc8598e
JC		 897
898void rtl8192_rtx_disable(struct net_device *dev)
899{
900 u8 cmd;
901 struct r8192_priv *priv = ieee80211_priv(dev);
902 struct sk_buff *skb;
903 struct rtl8192_rx_info *info;
904
b3d42bf1 905 read_nic_byte(dev, CMDR, &cmd);
74a0266c 906 write_nic_byte(dev, CMDR, cmd & ~(CR_TE | CR_RE));
8fc8598e
JC		 907 force_pci_posting(dev);
908 mdelay(10);
909
910 while ((skb = __skb_dequeue(&priv->rx_queue))) {
74a0266c 911 info = (struct rtl8192_rx_info *)skb->cb;
8fc8598e
JC		 912 if (!info->urb)
913 continue;
914
915 usb_kill_urb(info->urb);
916 kfree_skb(skb);
917 }
918
2716141c 919 if (skb_queue_len(&priv->skb_queue))
d6bbce06 920 netdev_warn(dev, "skb_queue not empty\n");
8fc8598e
JC		 921
922 skb_queue_purge(&priv->skb_queue);
8fc8598e
JC		 923}
924
8fc8598e
JC		 925inline u16 ieeerate2rtlrate(int rate)
926{
2716141c 927 switch (rate) {
8fc8598e 928 case 10:
8f896d61 929 return 0;
8fc8598e 930 case 20:
8f896d61 931 return 1;
8fc8598e 932 case 55:
8f896d61 933 return 2;
8fc8598e 934 case 110:
8f896d61 935 return 3;
8fc8598e 936 case 60:
8f896d61 937 return 4;
8fc8598e 938 case 90:
8f896d61 939 return 5;
8fc8598e 940 case 120:
8f896d61 941 return 6;
8fc8598e 942 case 180:
8f896d61 943 return 7;
8fc8598e 944 case 240:
8f896d61 945 return 8;
8fc8598e 946 case 360:
8f896d61 947 return 9;
8fc8598e 948 case 480:
8f896d61 949 return 10;
8fc8598e 950 case 540:
8f896d61 951 return 11;
8fc8598e 952 default:
8f896d61 953 return 3;
8fc8598e
JC		 954 }
955}
b7141cba 956
3ab31c7b 957static u16 rtl_rate[] = {10, 20, 55, 110, 60, 90, 120, 180, 240, 360, 480, 540};
8fc8598e
JC		 958inline u16 rtl8192_rate2rate(short rate)
959{
f93b4685
CH		 960 if (rate > 11)
961 return 0;
8fc8598e
JC		 962 return rtl_rate[rate];
963}
964
965
589b3d06 966/* The prototype of rx_isr has changed since one version of Linux Kernel */
8fc8598e 967static void rtl8192_rx_isr(struct urb *urb)
8fc8598e 968{
74a0266c 969 struct sk_buff *skb = (struct sk_buff *)urb->context;
e406322b
MCC		 970 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
971 struct net_device *dev = info->dev;
8fc8598e
JC		 972 struct r8192_priv *priv = ieee80211_priv(dev);
973 int out_pipe = info->out_pipe;
974 int err;
7b25c24e 975
34fc438a 976 if (!priv->up)
8fc8598e 977 return;
7b25c24e 978
e406322b
MCC		 979 if (unlikely(urb->status)) {
980 info->urb = NULL;
981 priv->stats.rxstaterr++;
982 priv->ieee80211->stats.rx_errors++;
983 usb_free_urb(urb);
e406322b
MCC		 984 return;
985 }
e406322b 986 skb_unlink(skb, &priv->rx_queue);
e406322b 987 skb_put(skb, urb->actual_length);
8fc8598e
JC		 988
989 skb_queue_tail(&priv->skb_queue, skb);
990 tasklet_schedule(&priv->irq_rx_tasklet);
991
e406322b
MCC		 992 skb = dev_alloc_skb(RX_URB_SIZE);
993 if (unlikely(!skb)) {
994 usb_free_urb(urb);
d6bbce06 995 netdev_err(dev, "%s(): can't alloc skb\n", __func__);
e406322b
MCC		 996 /* TODO check rx queue length and refill *somewhere* */
997 return;
998 }
8fc8598e
JC		 999
1000 usb_fill_bulk_urb(urb, priv->udev,
069b3162
RB		 1001 usb_rcvbulkpipe(priv->udev, out_pipe),
1002 skb_tail_pointer(skb),
8f896d61 1003 RX_URB_SIZE, rtl8192_rx_isr, skb);
8fc8598e 1004
74a0266c 1005 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 1006 info->urb = urb;
1007 info->dev = dev;
8fc8598e
JC		 1008 info->out_pipe = out_pipe;
1009
e406322b
MCC		 1010 urb->transfer_buffer = skb_tail_pointer(skb);
1011 urb->context = skb;
1012 skb_queue_tail(&priv->rx_queue, skb);
1013 err = usb_submit_urb(urb, GFP_ATOMIC);
34fc438a 1014 if (err && err != EPERM)
069b3162
RB		 1015 netdev_err(dev,
1016 "can not submit rxurb, err is %x, URB status is %x\n",
1017 err, urb->status);
8fc8598e
JC		 1018}
1019
46326d26
TB		 1020static u32 rtl819xusb_rx_command_packet(struct net_device *dev,
1021 struct ieee80211_rx_stats *pstats)
8fc8598e
JC		 1022{
1023 u32 status;
1024
8fc8598e
JC		 1025 status = cmpk_message_handle_rx(dev, pstats);
1026 if (status)
8fc8598e 1027 DMESG("rxcommandpackethandle819xusb: It is a command packet\n");
8fc8598e 1028
8fc8598e
JC		 1029 return status;
1030}
1031
8fc8598e 1032
f4c6074a 1033static void rtl8192_data_hard_stop(struct net_device *dev)
8fc8598e 1034{
14285c1f 1035 /* FIXME !! */
8fc8598e
JC		 1036}
1037
1038
f4c6074a 1039static void rtl8192_data_hard_resume(struct net_device *dev)
8fc8598e 1040{
14285c1f 1041 /* FIXME !! */
8fc8598e
JC		 1042}
1043
1044/* this function TX data frames when the ieee80211 stack requires this.
1045 * It checks also if we need to stop the ieee tx queue, eventually do it
1046 */
069b3162
RB		 1047static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
1048 int rate)
8fc8598e
JC		 1049{
1050 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1051 int ret;
1052 unsigned long flags;
1053 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1054 u8 queue_index = tcb_desc->queue_index;
1055
1056 /* shall not be referred by command packet */
4a8d1135 1057 RTL8192U_ASSERT(queue_index != TXCMD_QUEUE);
8fc8598e 1058
3ab31c7b 1059 spin_lock_irqsave(&priv->tx_lock, flags);
8fc8598e 1060
c3f46348 1061 *(struct net_device **)(skb->cb) = dev;
8fc8598e
JC		 1062 tcb_desc->bTxEnableFwCalcDur = 1;
1063 skb_push(skb, priv->ieee80211->tx_headroom);
1064 ret = rtl8192_tx(dev, skb);
1065
3ab31c7b 1066 spin_unlock_irqrestore(&priv->tx_lock, flags);
8fc8598e
JC		 1067}
1068
1069/* This is a rough attempt to TX a frame
1070 * This is called by the ieee 80211 stack to TX management frames.
1071 * If the ring is full packet are dropped (for data frame the queue
1072 * is stopped before this can happen).
1073 */
f4c6074a 1074static int rtl8192_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
8fc8598e
JC		 1075{
1076 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1077 int ret;
1078 unsigned long flags;
e406322b
MCC		 1079 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1080 u8 queue_index = tcb_desc->queue_index;
8fc8598e
JC		 1081
1082
3ab31c7b 1083 spin_lock_irqsave(&priv->tx_lock, flags);
8fc8598e 1084
3ab31c7b 1085 memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
34fc438a 1086 if (queue_index == TXCMD_QUEUE) {
8fc8598e
JC		 1087 skb_push(skb, USB_HWDESC_HEADER_LEN);
1088 rtl819xU_tx_cmd(dev, skb);
1089 ret = 1;
8fc8598e
JC		 1090 } else {
1091 skb_push(skb, priv->ieee80211->tx_headroom);
1092 ret = rtl8192_tx(dev, skb);
1093 }
1094
3ab31c7b 1095 spin_unlock_irqrestore(&priv->tx_lock, flags);
8fc8598e
JC		 1096
1097 return ret;
1098}
1099
8fc8598e 1100static void rtl8192_tx_isr(struct urb *tx_urb)
8fc8598e 1101{
9f7b8300 1102 struct sk_buff *skb = (struct sk_buff *)tx_urb->context;
d0aaa57d 1103 struct net_device *dev;
8fc8598e 1104 struct r8192_priv *priv = NULL;
d0aaa57d
LF		 1105 cb_desc *tcb_desc;
1106 u8 queue_index;
1107
1108 if (!skb)
1109 return;
1110
c3f46348 1111 dev = *(struct net_device **)(skb->cb);
d0aaa57d
LF		 1112 tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1113 queue_index = tcb_desc->queue_index;
8fc8598e 1114
8fc8598e
JC		 1115 priv = ieee80211_priv(dev);
1116
34fc438a
XR		 1117 if (tcb_desc->queue_index != TXCMD_QUEUE) {
1118 if (tx_urb->status == 0) {
860e9538 1119 netif_trans_update(dev);
8fc8598e
JC		 1120 priv->stats.txoktotal++;
1121 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
069b3162
RB		 1122 priv->stats.txbytesunicast +=
1123 (skb->len - priv->ieee80211->tx_headroom);
8fc8598e
JC		 1124 } else {
1125 priv->ieee80211->stats.tx_errors++;
8fc8598e
JC		 1126 /* TODO */
1127 }
1128 }
1129
1130 /* free skb and tx_urb */
d0aaa57d
LF		 1131 dev_kfree_skb_any(skb);
1132 usb_free_urb(tx_urb);
1133 atomic_dec(&priv->tx_pending[queue_index]);
8fc8598e 1134
14285c1f
RB		 1135 /*
1136 * Handle HW Beacon:
1137 * We had transfer our beacon frame to host controller at this moment.
1138 *
1139 *
1140 * Caution:
1141 * Handling the wait queue of command packets.
0063fdfb
RB		 1142 * For Tx command packets, we must not do TCB fragment because it is
1143 * not handled right now. We must cut the packets to match the size of
1144 * TX_CMD_PKT before we send it.
14285c1f 1145 */
8fc8598e 1146
8f896d61
XR		 1147 /* Handle MPDU in wait queue. */
1148 if (queue_index != BEACON_QUEUE) {
1149 /* Don't send data frame during scanning.*/
15f6d3a4 1150 if ((skb_queue_len(&priv->ieee80211->skb_waitQ[queue_index]) != 0) &&
8f896d61 1151 (!(priv->ieee80211->queue_stop))) {
09adb6e7
CP		 1152 skb = skb_dequeue(&(priv->ieee80211->skb_waitQ[queue_index]));
1153 if (skb)
069b3162
RB		 1154 priv->ieee80211->softmac_hard_start_xmit(skb,
1155 dev);
8fc8598e 1156
14285c1f 1157 return; /* avoid further processing AMSDU */
8f896d61 1158 }
8f896d61 1159 }
8fc8598e
JC		 1160}
1161
f4c6074a 1162static void rtl8192_config_rate(struct net_device *dev, u16 *rate_config)
8fc8598e 1163{
8f896d61
XR		 1164 struct r8192_priv *priv = ieee80211_priv(dev);
1165 struct ieee80211_network *net;
1166 u8 i = 0, basic_rate = 0;
7b25c24e 1167
003a2d18 1168 net = &priv->ieee80211->current_network;
8f896d61
XR		 1169
1170 for (i = 0; i < net->rates_len; i++) {
74a0266c 1171 basic_rate = net->rates[i] & 0x7f;
81669597 1172 switch (basic_rate) {
f2588483
GD		 1173 case MGN_1M:
1174 *rate_config |= RRSR_1M;
1175 break;
1176 case MGN_2M:
1177 *rate_config |= RRSR_2M;
1178 break;
1179 case MGN_5_5M:
1180 *rate_config |= RRSR_5_5M;
1181 break;
1182 case MGN_11M:
1183 *rate_config |= RRSR_11M;
1184 break;
1185 case MGN_6M:
1186 *rate_config |= RRSR_6M;
1187 break;
1188 case MGN_9M:
1189 *rate_config |= RRSR_9M;
1190 break;
1191 case MGN_12M:
1192 *rate_config |= RRSR_12M;
1193 break;
1194 case MGN_18M:
1195 *rate_config |= RRSR_18M;
1196 break;
1197 case MGN_24M:
1198 *rate_config |= RRSR_24M;
1199 break;
1200 case MGN_36M:
1201 *rate_config |= RRSR_36M;
1202 break;
1203 case MGN_48M:
1204 *rate_config |= RRSR_48M;
1205 break;
1206 case MGN_54M:
1207 *rate_config |= RRSR_54M;
1208 break;
8f896d61
XR		 1209 }
1210 }
81669597 1211 for (i = 0; i < net->rates_ex_len; i++) {
74a0266c 1212 basic_rate = net->rates_ex[i] & 0x7f;
81669597 1213 switch (basic_rate) {
f2588483
GD		 1214 case MGN_1M:
1215 *rate_config |= RRSR_1M;
1216 break;
1217 case MGN_2M:
1218 *rate_config |= RRSR_2M;
1219 break;
1220 case MGN_5_5M:
1221 *rate_config |= RRSR_5_5M;
1222 break;
1223 case MGN_11M:
1224 *rate_config |= RRSR_11M;
1225 break;
1226 case MGN_6M:
1227 *rate_config |= RRSR_6M;
1228 break;
1229 case MGN_9M:
1230 *rate_config |= RRSR_9M;
1231 break;
1232 case MGN_12M:
1233 *rate_config |= RRSR_12M;
1234 break;
1235 case MGN_18M:
1236 *rate_config |= RRSR_18M;
1237 break;
1238 case MGN_24M:
1239 *rate_config |= RRSR_24M;
1240 break;
1241 case MGN_36M:
1242 *rate_config |= RRSR_36M;
1243 break;
1244 case MGN_48M:
1245 *rate_config |= RRSR_48M;
1246 break;
1247 case MGN_54M:
1248 *rate_config |= RRSR_54M;
1249 break;
8f896d61
XR		 1250 }
1251 }
8fc8598e
JC		 1252}
1253
1254
1255#define SHORT_SLOT_TIME 9
1256#define NON_SHORT_SLOT_TIME 20
1257
f4c6074a 1258static void rtl8192_update_cap(struct net_device *dev, u16 cap)
8fc8598e
JC		 1259{
1260 u32 tmp = 0;
1261 struct r8192_priv *priv = ieee80211_priv(dev);
1262 struct ieee80211_network *net = &priv->ieee80211->current_network;
7b25c24e 1263
8fc8598e
JC		 1264 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1265 tmp = priv->basic_rate;
1266 if (priv->short_preamble)
1267 tmp |= BRSR_AckShortPmb;
1268 write_nic_dword(dev, RRSR, tmp);
1269
74a0266c 1270 if (net->mode & (IEEE_G | IEEE_N_24G)) {
8fc8598e 1271 u8 slot_time = 0;
7b25c24e 1272
069b3162
RB		 1273 if ((cap & WLAN_CAPABILITY_SHORT_SLOT) &&
1274 (!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
0063fdfb 1275 /* short slot time */
8fc8598e 1276 slot_time = SHORT_SLOT_TIME;
0063fdfb 1277 else /* long slot time */
8fc8598e
JC		 1278 slot_time = NON_SHORT_SLOT_TIME;
1279 priv->slot_time = slot_time;
1280 write_nic_byte(dev, SLOT_TIME, slot_time);
1281 }
8fc8598e 1282}
b7141cba 1283
f4c6074a 1284static void rtl8192_net_update(struct net_device *dev)
8fc8598e 1285{
8fc8598e
JC		 1286 struct r8192_priv *priv = ieee80211_priv(dev);
1287 struct ieee80211_network *net;
1288 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1289 u16 rate_config = 0;
7b25c24e 1290
003a2d18 1291 net = &priv->ieee80211->current_network;
8fc8598e
JC		 1292
1293 rtl8192_config_rate(dev, &rate_config);
3fe56324 1294 priv->basic_rate = rate_config & 0x15f;
8fc8598e 1295
3ab31c7b 1296 write_nic_dword(dev, BSSIDR, ((u32 *)net->bssid)[0]);
74a0266c 1297 write_nic_word(dev, BSSIDR + 4, ((u16 *)net->bssid)[2]);
8fc8598e
JC		 1298
1299 rtl8192_update_msr(dev);
2716141c 1300 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) {
8f896d61
XR		 1301 write_nic_word(dev, ATIMWND, 2);
1302 write_nic_word(dev, BCN_DMATIME, 1023);
1303 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1304 write_nic_word(dev, BCN_DRV_EARLY_INT, 1);
1305 write_nic_byte(dev, BCN_ERR_THRESH, 100);
74a0266c 1306 BcnTimeCfg |= (BcnCW << BCN_TCFG_CW_SHIFT);
14285c1f 1307 /* TODO: BcnIFS may required to be changed on ASIC */
74a0266c 1308 BcnTimeCfg |= BcnIFS << BCN_TCFG_IFS;
8fc8598e 1309
8f896d61 1310 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
8fc8598e 1311 }
8fc8598e
JC		 1312}
1313
14285c1f
RB		 1314/* temporary hw beacon is not used any more.
1315 * open it when necessary
1316 */
3ab31c7b 1317void rtl819xusb_beacon_tx(struct net_device *dev, u16 tx_rate)
8fc8598e
JC		 1318{
1319
8fc8598e 1320}
b7141cba 1321
8fc8598e
JC		 1322inline u8 rtl8192_IsWirelessBMode(u16 rate)
1323{
9f6bd88d 1324 if (((rate <= 110) && (rate != 60) && (rate != 90)) || (rate == 220))
8fc8598e 1325 return 1;
f93b4685
CH		 1326 else
1327 return 0;
8fc8598e
JC		 1328}
1329
8fc8598e
JC		 1330short rtl819xU_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1331{
1332 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e
JC		 1333 int status;
1334 struct urb *tx_urb;
35997ff0 1335 unsigned int idx_pipe;
8fc8598e
JC		 1336 tx_desc_cmd_819x_usb *pdesc = (tx_desc_cmd_819x_usb *)skb->data;
1337 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1338 u8 queue_index = tcb_desc->queue_index;
1339
8fc8598e 1340 atomic_inc(&priv->tx_pending[queue_index]);
3ab31c7b 1341 tx_urb = usb_alloc_urb(0, GFP_ATOMIC);
2716141c 1342 if (!tx_urb) {
8fc8598e
JC		 1343 dev_kfree_skb(skb);
1344 return -ENOMEM;
1345 }
1346
1347 memset(pdesc, 0, USB_HWDESC_HEADER_LEN);
1348 /* Tx descriptor ought to be set according to the skb->cb */
14285c1f
RB		 1349 pdesc->FirstSeg = 1;
1350 pdesc->LastSeg = 1;
8fc8598e
JC		 1351 pdesc->CmdInit = tcb_desc->bCmdOrInit;
1352 pdesc->TxBufferSize = tcb_desc->txbuf_size;
1353 pdesc->OWN = 1;
1354 pdesc->LINIP = tcb_desc->bLastIniPkt;
1355
0063fdfb 1356 /*---------------------------------------------------------------------
14285c1f 1357 * Fill up USB_OUT_CONTEXT.
0063fdfb 1358 *---------------------------------------------------------------------
14285c1f 1359 */
8fc8598e 1360 idx_pipe = 0x04;
069b3162
RB		 1361 usb_fill_bulk_urb(tx_urb, priv->udev,
1362 usb_sndbulkpipe(priv->udev, idx_pipe),
8f896d61 1363 skb->data, skb->len, rtl8192_tx_isr, skb);
8fc8598e 1364
8fc8598e 1365 status = usb_submit_urb(tx_urb, GFP_ATOMIC);
8fc8598e 1366
9647a6d5 1367 if (!status)
8fc8598e 1368 return 0;
9647a6d5
RB		 1369
1370 DMESGE("Error TX CMD URB, error %d", status);
1371 return -1;
8fc8598e
JC		 1372}
1373
1374/*
1375 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1376 * in TxFwInfo data structure
1377 * 2006.10.30 by Emily
1378 *
1379 * \param QUEUEID Software Queue
1380*/
46326d26 1381static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
8fc8598e 1382{
957f95bf 1383 u8 QueueSelect = 0x0; /* default set to */
8fc8598e 1384
ad638459 1385 switch (QueueID) {
24fbe875 1386 case BE_QUEUE:
57c259fb 1387 QueueSelect = QSLT_BE;
24fbe875 1388 break;
8fc8598e 1389
24fbe875 1390 case BK_QUEUE:
57c259fb 1391 QueueSelect = QSLT_BK;
24fbe875 1392 break;
8fc8598e 1393
24fbe875 1394 case VO_QUEUE:
57c259fb 1395 QueueSelect = QSLT_VO;
24fbe875 1396 break;
8fc8598e 1397
24fbe875 1398 case VI_QUEUE:
57c259fb 1399 QueueSelect = QSLT_VI;
24fbe875
SH		 1400 break;
1401 case MGNT_QUEUE:
1402 QueueSelect = QSLT_MGNT;
1403 break;
8fc8598e 1404
24fbe875
SH		 1405 case BEACON_QUEUE:
1406 QueueSelect = QSLT_BEACON;
1407 break;
8fc8598e 1408
0063fdfb 1409 /* TODO: mark other queue selection until we verify it is OK */
14285c1f 1410 /* TODO: Remove Assertions */
24fbe875
SH		 1411 case TXCMD_QUEUE:
1412 QueueSelect = QSLT_CMD;
1413 break;
24fbe875
SH		 1414 case HIGH_QUEUE:
1415 QueueSelect = QSLT_HIGH;
1416 break;
8fc8598e 1417
24fbe875 1418 default:
069b3162
RB		 1419 RT_TRACE(COMP_ERR,
1420 "TransmitTCB(): Impossible Queue Selection: %d\n",
1421 QueueID);
24fbe875 1422 break;
8fc8598e
JC		 1423 }
1424 return QueueSelect;
1425}
1426
f4c6074a 1427static u8 MRateToHwRate8190Pci(u8 rate)
8fc8598e
JC		 1428{
1429 u8 ret = DESC90_RATE1M;
1430
81669597 1431 switch (rate) {
f2588483
GD		 1432 case MGN_1M:
1433 ret = DESC90_RATE1M;
1434 break;
1435 case MGN_2M:
1436 ret = DESC90_RATE2M;
1437 break;
1438 case MGN_5_5M:
1439 ret = DESC90_RATE5_5M;
1440 break;
1441 case MGN_11M:
1442 ret = DESC90_RATE11M;
1443 break;
1444 case MGN_6M:
1445 ret = DESC90_RATE6M;
1446 break;
1447 case MGN_9M:
1448 ret = DESC90_RATE9M;
1449 break;
1450 case MGN_12M:
1451 ret = DESC90_RATE12M;
1452 break;
1453 case MGN_18M:
1454 ret = DESC90_RATE18M;
1455 break;
1456 case MGN_24M:
1457 ret = DESC90_RATE24M;
1458 break;
1459 case MGN_36M:
1460 ret = DESC90_RATE36M;
1461 break;
1462 case MGN_48M:
1463 ret = DESC90_RATE48M;
1464 break;
1465 case MGN_54M:
1466 ret = DESC90_RATE54M;
1467 break;
f93b4685 1468
f2588483
GD		 1469 /* HT rate since here */
1470 case MGN_MCS0:
1471 ret = DESC90_RATEMCS0;
1472 break;
1473 case MGN_MCS1:
1474 ret = DESC90_RATEMCS1;
1475 break;
1476 case MGN_MCS2:
1477 ret = DESC90_RATEMCS2;
1478 break;
1479 case MGN_MCS3:
1480 ret = DESC90_RATEMCS3;
1481 break;
1482 case MGN_MCS4:
1483 ret = DESC90_RATEMCS4;
1484 break;
1485 case MGN_MCS5:
1486 ret = DESC90_RATEMCS5;
1487 break;
1488 case MGN_MCS6:
1489 ret = DESC90_RATEMCS6;
1490 break;
1491 case MGN_MCS7:
1492 ret = DESC90_RATEMCS7;
1493 break;
1494 case MGN_MCS8:
1495 ret = DESC90_RATEMCS8;
1496 break;
1497 case MGN_MCS9:
1498 ret = DESC90_RATEMCS9;
1499 break;
1500 case MGN_MCS10:
1501 ret = DESC90_RATEMCS10;
1502 break;
1503 case MGN_MCS11:
1504 ret = DESC90_RATEMCS11;
1505 break;
1506 case MGN_MCS12:
1507 ret = DESC90_RATEMCS12;
1508 break;
1509 case MGN_MCS13:
1510 ret = DESC90_RATEMCS13;
1511 break;
1512 case MGN_MCS14:
1513 ret = DESC90_RATEMCS14;
1514 break;
1515 case MGN_MCS15:
1516 ret = DESC90_RATEMCS15;
1517 break;
74a0266c 1518 case (0x80 | 0x20):
f2588483
GD		 1519 ret = DESC90_RATEMCS32;
1520 break;
f93b4685 1521
f2588483
GD		 1522 default:
1523 break;
8fc8598e
JC		 1524 }
1525 return ret;
1526}
1527
1528
46326d26 1529static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
8fc8598e
JC		 1530{
1531 u8 tmp_Short;
1532
069b3162
RB		 1533 tmp_Short = (TxHT == 1) ?
1534 ((tcb_desc->bUseShortGI) ? 1 : 0) :
1535 ((tcb_desc->bUseShortPreamble) ? 1 : 0);
8fc8598e 1536
204ecd39 1537 if (TxHT == 1 && TxRate != DESC90_RATEMCS15)
8fc8598e
JC		 1538 tmp_Short = 0;
1539
1540 return tmp_Short;
1541}
1542
8fc8598e 1543static void tx_zero_isr(struct urb *tx_urb)
8fc8598e 1544{
8fc8598e
JC		 1545}
1546
1547/*
1548 * The tx procedure is just as following,
1549 * skb->cb will contain all the following information,
1550 * priority, morefrag, rate, &dev.
1551 * */
9f7b8300 1552short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
8fc8598e
JC		 1553{
1554 struct r8192_priv *priv = ieee80211_priv(dev);
1555 cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1556 tx_desc_819x_usb *tx_desc = (tx_desc_819x_usb *)skb->data;
069b3162
RB		 1557 tx_fwinfo_819x_usb *tx_fwinfo =
1558 (tx_fwinfo_819x_usb *)(skb->data + USB_HWDESC_HEADER_LEN);
8fc8598e
JC		 1559 struct usb_device *udev = priv->udev;
1560 int pend;
1561 int status;
1562 struct urb *tx_urb = NULL, *tx_urb_zero = NULL;
8fc8598e 1563 unsigned int idx_pipe;
7b25c24e 1564
8fc8598e
JC		 1565 pend = atomic_read(&priv->tx_pending[tcb_desc->queue_index]);
1566 /* we are locked here so the two atomic_read and inc are executed
1567 * without interleaves
1568 * !!! For debug purpose
1569 */
2716141c 1570 if (pend > MAX_TX_URB) {
d6bbce06 1571 netdev_dbg(dev, "To discard skb packet!\n");
8fc8598e
JC		 1572 dev_kfree_skb_any(skb);
1573 return -1;
1574 }
1575
3ab31c7b 1576 tx_urb = usb_alloc_urb(0, GFP_ATOMIC);
2716141c 1577 if (!tx_urb) {
8fc8598e
JC		 1578 dev_kfree_skb_any(skb);
1579 return -ENOMEM;
1580 }
1581
1582 /* Fill Tx firmware info */
3ab31c7b 1583 memset(tx_fwinfo, 0, sizeof(tx_fwinfo_819x_usb));
8fc8598e 1584 /* DWORD 0 */
74a0266c 1585 tx_fwinfo->TxHT = (tcb_desc->data_rate & 0x80) ? 1 : 0;
8fc8598e
JC		 1586 tx_fwinfo->TxRate = MRateToHwRate8190Pci(tcb_desc->data_rate);
1587 tx_fwinfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
069b3162
RB		 1588 tx_fwinfo->Short = QueryIsShort(tx_fwinfo->TxHT, tx_fwinfo->TxRate,
1589 tcb_desc);
81669597 1590 if (tcb_desc->bAMPDUEnable) { /* AMPDU enabled */
8fc8598e
JC		 1591 tx_fwinfo->AllowAggregation = 1;
1592 /* DWORD 1 */
1593 tx_fwinfo->RxMF = tcb_desc->ampdu_factor;
74a0266c 1594 tx_fwinfo->RxAMD = tcb_desc->ampdu_density & 0x07;
8fc8598e
JC		 1595 } else {
1596 tx_fwinfo->AllowAggregation = 0;
1597 /* DWORD 1 */
1598 tx_fwinfo->RxMF = 0;
1599 tx_fwinfo->RxAMD = 0;
1600 }
1601
1602 /* Protection mode related */
15f6d3a4
XR		 1603 tx_fwinfo->RtsEnable = (tcb_desc->bRTSEnable) ? 1 : 0;
1604 tx_fwinfo->CtsEnable = (tcb_desc->bCTSEnable) ? 1 : 0;
1605 tx_fwinfo->RtsSTBC = (tcb_desc->bRTSSTBC) ? 1 : 0;
74a0266c 1606 tx_fwinfo->RtsHT = (tcb_desc->rts_rate & 0x80) ? 1 : 0;
8fc8598e 1607 tx_fwinfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
15f6d3a4
XR		 1608 tx_fwinfo->RtsSubcarrier = (tx_fwinfo->RtsHT == 0) ? (tcb_desc->RTSSC) : 0;
1609 tx_fwinfo->RtsBandwidth = (tx_fwinfo->RtsHT == 1) ? ((tcb_desc->bRTSBW) ? 1 : 0) : 0;
1610 tx_fwinfo->RtsShort = (tx_fwinfo->RtsHT == 0) ? (tcb_desc->bRTSUseShortPreamble ? 1 : 0) :
c745f267 1611 (tcb_desc->bRTSUseShortGI ? 1 : 0);
8fc8598e
JC		 1612
1613 /* Set Bandwidth and sub-channel settings. */
2716141c 1614 if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) {
34fc438a 1615 if (tcb_desc->bPacketBW) {
8fc8598e 1616 tx_fwinfo->TxBandwidth = 1;
0063fdfb
RB		 1617 /* use duplicated mode */
1618 tx_fwinfo->TxSubCarrier = 0;
8fc8598e
JC		 1619 } else {
1620 tx_fwinfo->TxBandwidth = 0;
1621 tx_fwinfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1622 }
1623 } else {
1624 tx_fwinfo->TxBandwidth = 0;
1625 tx_fwinfo->TxSubCarrier = 0;
1626 }
1627
8fc8598e
JC		 1628 /* Fill Tx descriptor */
1629 memset(tx_desc, 0, sizeof(tx_desc_819x_usb));
1630 /* DWORD 0 */
e406322b
MCC		 1631 tx_desc->LINIP = 0;
1632 tx_desc->CmdInit = 1;
1633 tx_desc->Offset = sizeof(tx_fwinfo_819x_usb) + 8;
e3e28965 1634 tx_desc->PktSize = (skb->len - TX_PACKET_SHIFT_BYTES) & 0xffff;
8fc8598e
JC		 1635
1636 /*DWORD 1*/
2d39b002 1637 tx_desc->SecCAMID = 0;
8fc8598e 1638 tx_desc->RATid = tcb_desc->RATRIndex;
8f896d61 1639 tx_desc->NoEnc = 1;
8fc8598e 1640 tx_desc->SecType = 0x0;
8f896d61
XR		 1641 if (tcb_desc->bHwSec) {
1642 switch (priv->ieee80211->pairwise_key_type) {
1643 case KEY_TYPE_WEP40:
1644 case KEY_TYPE_WEP104:
1645 tx_desc->SecType = 0x1;
1646 tx_desc->NoEnc = 0;
1647 break;
1648 case KEY_TYPE_TKIP:
1649 tx_desc->SecType = 0x2;
1650 tx_desc->NoEnc = 0;
1651 break;
1652 case KEY_TYPE_CCMP:
1653 tx_desc->SecType = 0x3;
1654 tx_desc->NoEnc = 0;
1655 break;
1656 case KEY_TYPE_NA:
1657 tx_desc->SecType = 0x0;
1658 tx_desc->NoEnc = 1;
1659 break;
1660 }
1661 }
8fc8598e
JC		 1662
1663 tx_desc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1664 tx_desc->TxFWInfoSize = sizeof(tx_fwinfo_819x_usb);
1665
1666 tx_desc->DISFB = tcb_desc->bTxDisableRateFallBack;
1667 tx_desc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1668
0063fdfb
RB		 1669 /* Fill fields that are required to be initialized in
1670 * all of the descriptors
1671 */
14285c1f 1672 /* DWORD 0 */
e406322b
MCC		 1673 tx_desc->FirstSeg = 1;
1674 tx_desc->LastSeg = 1;
e406322b 1675 tx_desc->OWN = 1;
8fc8598e 1676
e3e28965
ASC		 1677 /* DWORD 2 */
1678 tx_desc->TxBufferSize = (u32)(skb->len - USB_HWDESC_HEADER_LEN);
8fc8598e 1679 idx_pipe = 0x5;
8fc8598e 1680
8fc8598e 1681 /* To submit bulk urb */
3ab31c7b 1682 usb_fill_bulk_urb(tx_urb, udev,
8f896d61
XR		 1683 usb_sndbulkpipe(udev, idx_pipe), skb->data,
1684 skb->len, rtl8192_tx_isr, skb);
8fc8598e 1685
8fc8598e 1686 status = usb_submit_urb(tx_urb, GFP_ATOMIC);
2716141c 1687 if (!status) {
14285c1f
RB		 1688 /* We need to send 0 byte packet whenever
1689 * 512N bytes/64N(HIGN SPEED/NORMAL SPEED) bytes packet has
1690 * been transmitted. Otherwise, it will be halt to wait for
1691 * another packet.
1692 */
8fc8598e
JC		 1693 bool bSend0Byte = false;
1694 u8 zero = 0;
7b25c24e 1695
2716141c 1696 if (udev->speed == USB_SPEED_HIGH) {
8fc8598e
JC		 1697 if (skb->len > 0 && skb->len % 512 == 0)
1698 bSend0Byte = true;
2716141c 1699 } else {
8fc8598e
JC		 1700 if (skb->len > 0 && skb->len % 64 == 0)
1701 bSend0Byte = true;
1702 }
2716141c 1703 if (bSend0Byte) {
3ab31c7b 1704 tx_urb_zero = usb_alloc_urb(0, GFP_ATOMIC);
e89549b9 1705 if (!tx_urb_zero)
8fc8598e 1706 return -ENOMEM;
3ab31c7b 1707 usb_fill_bulk_urb(tx_urb_zero, udev,
069b3162
RB		 1708 usb_sndbulkpipe(udev, idx_pipe),
1709 &zero, 0, tx_zero_isr, dev);
8fc8598e 1710 status = usb_submit_urb(tx_urb_zero, GFP_ATOMIC);
2716141c 1711 if (status) {
069b3162
RB		 1712 RT_TRACE(COMP_ERR,
1713 "Error TX URB for zero byte %d, error %d",
1714 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
1715 status);
8f896d61 1716 return -1;
8fc8598e 1717 }
8fc8598e 1718 }
860e9538 1719 netif_trans_update(dev);
8fc8598e
JC		 1720 atomic_inc(&priv->tx_pending[tcb_desc->queue_index]);
1721 return 0;
8fc8598e 1722 }
9647a6d5 1723
069b3162
RB		 1724 RT_TRACE(COMP_ERR, "Error TX URB %d, error %d",
1725 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
9647a6d5
RB		 1726 status);
1727 return -1;
8fc8598e
JC		 1728}
1729
46326d26 1730static short rtl8192_usb_initendpoints(struct net_device *dev)
8fc8598e
JC		 1731{
1732 struct r8192_priv *priv = ieee80211_priv(dev);
1733
74a0266c 1734 priv->rx_urb = kmalloc(sizeof(struct urb *) * (MAX_RX_URB + 1),
8f896d61 1735 GFP_KERNEL);
61645cc3 1736 if (!priv->rx_urb)
b8345175 1737 return -ENOMEM;
8fc8598e
JC		 1738
1739#ifndef JACKSON_NEW_RX
74a0266c 1740 for (i = 0; i < (MAX_RX_URB + 1); i++) {
3ab31c7b 1741 priv->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
8fc8598e 1742
069b3162
RB		 1743 priv->rx_urb[i]->transfer_buffer =
1744 kmalloc(RX_URB_SIZE, GFP_KERNEL);
8fc8598e
JC		 1745
1746 priv->rx_urb[i]->transfer_buffer_length = RX_URB_SIZE;
1747 }
1748#endif
1749
1750#ifdef THOMAS_BEACON
2716141c 1751 {
8f896d61
XR		 1752 long align = 0;
1753 void *oldaddr, *newaddr;
1754
1755 priv->rx_urb[16] = usb_alloc_urb(0, GFP_KERNEL);
1756 priv->oldaddr = kmalloc(16, GFP_KERNEL);
1757 oldaddr = priv->oldaddr;
1758 align = ((long)oldaddr) & 3;
1759 if (align) {
1760 newaddr = oldaddr + 4 - align;
1761 priv->rx_urb[16]->transfer_buffer_length = 16 - 4 + align;
1762 } else {
1763 newaddr = oldaddr;
1764 priv->rx_urb[16]->transfer_buffer_length = 16;
1765 }
1766 priv->rx_urb[16]->transfer_buffer = newaddr;
2716141c 1767 }
8fc8598e
JC		 1768#endif
1769
9f7b8300 1770 memset(priv->rx_urb, 0, sizeof(struct urb *) * MAX_RX_URB);
7a6cb0d5 1771 priv->pp_rxskb = kcalloc(MAX_RX_URB, sizeof(struct sk_buff *),
32414878 1772 GFP_KERNEL);
2e464f00
PST		 1773 if (!priv->pp_rxskb) {
1774 kfree(priv->rx_urb);
8fc8598e 1775
2e464f00
PST		 1776 priv->pp_rxskb = NULL;
1777 priv->rx_urb = NULL;
8fc8598e 1778
2e464f00
PST		 1779 DMESGE("Endpoint Alloc Failure");
1780 return -ENOMEM;
1781 }
8fc8598e 1782
d6bbce06 1783 netdev_dbg(dev, "End of initendpoints\n");
8fc8598e 1784 return 0;
8fc8598e 1785}
b7141cba 1786
8fc8598e 1787#ifdef THOMAS_BEACON
46326d26 1788static void rtl8192_usb_deleteendpoints(struct net_device *dev)
8fc8598e
JC		 1789{
1790 int i;
1791 struct r8192_priv *priv = ieee80211_priv(dev);
1792
2716141c 1793 if (priv->rx_urb) {
74a0266c 1794 for (i = 0; i < (MAX_RX_URB + 1); i++) {
8fc8598e
JC		 1795 usb_kill_urb(priv->rx_urb[i]);
1796 usb_free_urb(priv->rx_urb[i]);
1797 }
1798 kfree(priv->rx_urb);
1799 priv->rx_urb = NULL;
1800 }
e72714fb
IM		 1801 kfree(priv->oldaddr);
1802 priv->oldaddr = NULL;
efe8a7fa
RB		 1803
1804 kfree(priv->pp_rxskb);
1805 priv->pp_rxskb = NULL;
8fc8598e
JC		 1806}
1807#else
1808void rtl8192_usb_deleteendpoints(struct net_device *dev)
1809{
1810 int i;
1811 struct r8192_priv *priv = ieee80211_priv(dev);
1812
1813#ifndef JACKSON_NEW_RX
1814
2716141c 1815 if (priv->rx_urb) {
74a0266c 1816 for (i = 0; i < (MAX_RX_URB + 1); i++) {
8fc8598e
JC		 1817 usb_kill_urb(priv->rx_urb[i]);
1818 kfree(priv->rx_urb[i]->transfer_buffer);
1819 usb_free_urb(priv->rx_urb[i]);
1820 }
1821 kfree(priv->rx_urb);
1822 priv->rx_urb = NULL;
8fc8598e
JC		 1823 }
1824#else
e72714fb
IM		 1825 kfree(priv->rx_urb);
1826 priv->rx_urb = NULL;
1827 kfree(priv->oldaddr);
1828 priv->oldaddr = NULL;
8fc8598e 1829
efe8a7fa
RB		 1830 kfree(priv->pp_rxskb);
1831 priv->pp_rxskb = 0;
8fc8598e
JC		 1832
1833#endif
1834}
1835#endif
1836
ef8a83e7 1837static void rtl8192_update_ratr_table(struct net_device *dev);
f4c6074a 1838static void rtl8192_link_change(struct net_device *dev)
8fc8598e 1839{
8fc8598e 1840 struct r8192_priv *priv = ieee80211_priv(dev);
9f7b8300 1841 struct ieee80211_device *ieee = priv->ieee80211;
7b25c24e 1842
2716141c 1843 if (ieee->state == IEEE80211_LINKED) {
8fc8598e
JC		 1844 rtl8192_net_update(dev);
1845 rtl8192_update_ratr_table(dev);
14285c1f
RB		 1846 /* Add this as in pure N mode, wep encryption will use software
1847 * way, but there is no chance to set this as wep will not set
1848 * group key in wext.
1849 */
069b3162
RB		 1850 if (KEY_TYPE_WEP40 == ieee->pairwise_key_type ||
1851 KEY_TYPE_WEP104 == ieee->pairwise_key_type)
8f896d61 1852 EnableHWSecurityConfig8192(dev);
8fc8598e
JC		 1853 }
1854 /*update timing params*/
8f896d61 1855 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) {
fdc64a9e 1856 u32 reg = 0;
7b25c24e 1857
b3d42bf1 1858 read_nic_dword(dev, RCR, &reg);
fdc64a9e
SH		 1859 if (priv->ieee80211->state == IEEE80211_LINKED)
1860 priv->ReceiveConfig = reg |= RCR_CBSSID;
1861 else
1862 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1863 write_nic_dword(dev, RCR, reg);
1864 }
8fc8598e
JC		 1865}
1866
1867static struct ieee80211_qos_parameters def_qos_parameters = {
7d959837
KG		 1868 {cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3)},
1869 {cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7)},
3ab31c7b
XR		 1870 {2, 2, 2, 2},/* aifs */
1871 {0, 0, 0, 0},/* flags */
1872 {0, 0, 0, 0} /* tx_op_limit */
8fc8598e
JC		 1873};
1874
1875
f4c6074a 1876static void rtl8192_update_beacon(struct work_struct *work)
8fc8598e 1877{
069b3162
RB		 1878 struct r8192_priv *priv = container_of(work, struct r8192_priv,
1879 update_beacon_wq.work);
fdc64a9e 1880 struct net_device *dev = priv->ieee80211->dev;
9f7b8300
XR		 1881 struct ieee80211_device *ieee = priv->ieee80211;
1882 struct ieee80211_network *net = &ieee->current_network;
8fc8598e
JC		 1883
1884 if (ieee->pHTInfo->bCurrentHTSupport)
1885 HTUpdateSelfAndPeerSetting(ieee, net);
069b3162
RB		 1886 ieee->pHTInfo->bCurrentRT2RTLongSlotTime =
1887 net->bssht.bdRT2RTLongSlotTime;
8fc8598e
JC		 1888 rtl8192_update_cap(dev, net->capability);
1889}
b7141cba 1890
8fc8598e
JC		 1891/*
1892* background support to run QoS activate functionality
1893*/
069b3162
RB		 1894static int WDCAPARA_ADD[] = {EDCAPARA_BE, EDCAPARA_BK,
1895 EDCAPARA_VI, EDCAPARA_VO};
f4c6074a 1896static void rtl8192_qos_activate(struct work_struct *work)
8fc8598e 1897{
069b3162
RB		 1898 struct r8192_priv *priv = container_of(work, struct r8192_priv,
1899 qos_activate);
e406322b 1900 struct net_device *dev = priv->ieee80211->dev;
069b3162
RB		 1901 struct ieee80211_qos_parameters *qos_parameters =
1902 &priv->ieee80211->current_network.qos_data.parameters;
e406322b 1903 u8 mode = priv->ieee80211->current_network.mode;
7efa16c3 1904 u32 u1bAIFS;
8fc8598e 1905 u32 u4bAcParam;
7efa16c3
KG		 1906 u32 op_limit;
1907 u32 cw_max;
1908 u32 cw_min;
e406322b 1909 int i;
8fc8598e 1910
8f896d61 1911 mutex_lock(&priv->mutex);
34fc438a 1912 if (priv->ieee80211->state != IEEE80211_LINKED)
8fc8598e 1913 goto success;
069b3162
RB		 1914 RT_TRACE(COMP_QOS,
1915 "qos active process with associate response received\n");
0063fdfb
RB		 1916 /* It better set slot time at first
1917 *
1918 * For we just support b/g mode at present, let the slot time at
1919 * 9/20 selection
1920 *
1921 * update the ac parameter to related registers
1922 */
212bff38 1923 for (i = 0; i < QOS_QUEUE_NUM; i++) {
14285c1f 1924 /* Mode G/A: slotTimeTimer = 9; Mode B: 20 */
74a0266c 1925 u1bAIFS = qos_parameters->aifs[i] * ((mode & (IEEE_G | IEEE_N_24G)) ? 9 : 20) + aSifsTime;
7efa16c3
KG		 1926 u1bAIFS <<= AC_PARAM_AIFS_OFFSET;
1927 op_limit = (u32)le16_to_cpu(qos_parameters->tx_op_limit[i]);
1928 op_limit <<= AC_PARAM_TXOP_LIMIT_OFFSET;
1929 cw_max = (u32)le16_to_cpu(qos_parameters->cw_max[i]);
1930 cw_max <<= AC_PARAM_ECW_MAX_OFFSET;
1931 cw_min = (u32)le16_to_cpu(qos_parameters->cw_min[i]);
1932 cw_min <<= AC_PARAM_ECW_MIN_OFFSET;
1933 u4bAcParam = op_limit | cw_max | cw_min | u1bAIFS;
8fc8598e 1934 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
8fc8598e
JC		 1935 }
1936
1937success:
8f896d61 1938 mutex_unlock(&priv->mutex);
8fc8598e
JC		 1939}
1940
1941static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
8f896d61
XR		 1942 int active_network,
1943 struct ieee80211_network *network)
8fc8598e
JC		 1944{
1945 int ret = 0;
1946 u32 size = sizeof(struct ieee80211_qos_parameters);
1947
204ecd39 1948 if (priv->ieee80211->state != IEEE80211_LINKED)
e406322b 1949 return ret;
8fc8598e 1950
2054df86 1951 if (priv->ieee80211->iw_mode != IW_MODE_INFRA)
e406322b 1952 return ret;
8fc8598e
JC		 1953
1954 if (network->flags & NETWORK_HAS_QOS_MASK) {
1955 if (active_network &&
8f896d61 1956 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
8fc8598e
JC		 1957 network->qos_data.active = network->qos_data.supported;
1958
1959 if ((network->qos_data.active == 1) && (active_network == 1) &&
8f896d61
XR		 1960 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
1961 (network->qos_data.old_param_count !=
1962 network->qos_data.param_count)) {
8fc8598e
JC		 1963 network->qos_data.old_param_count =
1964 network->qos_data.param_count;
1761a85c 1965 schedule_work(&priv->qos_activate);
85a22e42
RB		 1966 RT_TRACE(COMP_QOS,
1967 "QoS parameters change call qos_activate\n");
8fc8598e
JC		 1968 }
1969 } else {
f0a60a14 1970 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8fc8598e
JC		 1971 &def_qos_parameters, size);
1972
1973 if ((network->qos_data.active == 1) && (active_network == 1)) {
1761a85c 1974 schedule_work(&priv->qos_activate);
069b3162
RB		 1975 RT_TRACE(COMP_QOS,
1976 "QoS was disabled call qos_activate\n");
8fc8598e
JC		 1977 }
1978 network->qos_data.active = 0;
1979 network->qos_data.supported = 0;
1980 }
1981
1982 return 0;
1983}
1984
589b3d06 1985/* handle and manage frame from beacon and probe response */
9f7b8300 1986static int rtl8192_handle_beacon(struct net_device *dev,
8f896d61
XR		 1987 struct ieee80211_beacon *beacon,
1988 struct ieee80211_network *network)
8fc8598e
JC		 1989{
1990 struct r8192_priv *priv = ieee80211_priv(dev);
1991
3ab31c7b 1992 rtl8192_qos_handle_probe_response(priv, 1, network);
1761a85c 1993 schedule_delayed_work(&priv->update_beacon_wq, 0);
8fc8598e 1994 return 0;
8fc8598e
JC		 1995}
1996
1997/*
1998* handling the beaconing responses. if we get different QoS setting
1999* off the network from the associated setting, adjust the QoS
2000* setting
2001*/
2002static int rtl8192_qos_association_resp(struct r8192_priv *priv,
8f896d61 2003 struct ieee80211_network *network)
8fc8598e 2004{
e406322b
MCC		 2005 unsigned long flags;
2006 u32 size = sizeof(struct ieee80211_qos_parameters);
2007 int set_qos_param = 0;
8fc8598e 2008
b8a99fb5 2009 if (!priv || !network)
bfcc6be5 2010 return 0;
8fc8598e 2011
204ecd39 2012 if (priv->ieee80211->state != IEEE80211_LINKED)
bfcc6be5 2013 return 0;
8fc8598e 2014
2054df86 2015 if (priv->ieee80211->iw_mode != IW_MODE_INFRA)
bfcc6be5 2016 return 0;
8fc8598e 2017
e406322b 2018 spin_lock_irqsave(&priv->ieee80211->lock, flags);
34fc438a 2019 if (network->flags & NETWORK_HAS_QOS_PARAMETERS) {
f0a60a14 2020 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8f896d61
XR		 2021 &network->qos_data.parameters,
2022 sizeof(struct ieee80211_qos_parameters));
8fc8598e 2023 priv->ieee80211->current_network.qos_data.active = 1;
8f896d61
XR		 2024 set_qos_param = 1;
2025 /* update qos parameter for current network */
2026 priv->ieee80211->current_network.qos_data.old_param_count =
2027 priv->ieee80211->current_network.qos_data.param_count;
2028 priv->ieee80211->current_network.qos_data.param_count =
2029 network->qos_data.param_count;
e406322b 2030 } else {
f0a60a14 2031 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8fc8598e
JC		 2032 &def_qos_parameters, size);
2033 priv->ieee80211->current_network.qos_data.active = 0;
2034 priv->ieee80211->current_network.qos_data.supported = 0;
e406322b
MCC		 2035 set_qos_param = 1;
2036 }
8fc8598e 2037
e406322b 2038 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
8fc8598e 2039
069b3162
RB		 2040 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n", __func__,
2041 network->flags,
2042 priv->ieee80211->current_network.qos_data.active);
8fc8598e 2043 if (set_qos_param == 1)
1761a85c 2044 schedule_work(&priv->qos_activate);
8fc8598e
JC		 2045
2046
bfcc6be5 2047 return 0;
8fc8598e
JC		 2048}
2049
2050
069b3162
RB		 2051static int rtl8192_handle_assoc_response(
2052 struct net_device *dev,
2053 struct ieee80211_assoc_response_frame *resp,
2054 struct ieee80211_network *network)
8fc8598e 2055{
e406322b 2056 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 2057
e406322b
MCC		 2058 rtl8192_qos_association_resp(priv, network);
2059 return 0;
8fc8598e
JC		 2060}
2061
2062
73454eaf 2063static void rtl8192_update_ratr_table(struct net_device *dev)
8fc8598e 2064{
9f7b8300
XR		 2065 struct r8192_priv *priv = ieee80211_priv(dev);
2066 struct ieee80211_device *ieee = priv->ieee80211;
2067 u8 *pMcsRate = ieee->dot11HTOperationalRateSet;
8fc8598e
JC		 2068 u32 ratr_value = 0;
2069 u8 rate_index = 0;
7b25c24e 2070
9f7b8300
XR		 2071 rtl8192_config_rate(dev, (u16 *)(&ratr_value));
2072 ratr_value |= (*(u16 *)(pMcsRate)) << 12;
2716141c 2073 switch (ieee->mode) {
8f896d61
XR		 2074 case IEEE_A:
2075 ratr_value &= 0x00000FF0;
2076 break;
2077 case IEEE_B:
2078 ratr_value &= 0x0000000F;
2079 break;
2080 case IEEE_G:
2081 ratr_value &= 0x00000FF7;
2082 break;
2083 case IEEE_N_24G:
2084 case IEEE_N_5G:
81669597 2085 if (ieee->pHTInfo->PeerMimoPs == 0) { /* MIMO_PS_STATIC */
8f896d61
XR		 2086 ratr_value &= 0x0007F007;
2087 } else {
2088 if (priv->rf_type == RF_1T2R)
2089 ratr_value &= 0x000FF007;
2090 else
2091 ratr_value &= 0x0F81F007;
2092 }
2093 break;
2094 default:
2095 break;
8fc8598e
JC		 2096 }
2097 ratr_value &= 0x0FFFFFFF;
2716141c 2098 if (ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz)
8fc8598e 2099 ratr_value |= 0x80000000;
069b3162
RB		 2100 else if (!ieee->pHTInfo->bCurTxBW40MHz &&
2101 ieee->pHTInfo->bCurShortGI20MHz)
8fc8598e 2102 ratr_value |= 0x80000000;
74a0266c 2103 write_nic_dword(dev, RATR0 + rate_index * 4, ratr_value);
8fc8598e
JC		 2104 write_nic_byte(dev, UFWP, 1);
2105}
2106
3ab31c7b 2107static u8 ccmp_ie[4] = {0x00, 0x50, 0xf2, 0x04};
8fc8598e 2108static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
46326d26 2109static bool GetNmodeSupportBySecCfg8192(struct net_device *dev)
8fc8598e 2110{
9f7b8300
XR		 2111 struct r8192_priv *priv = ieee80211_priv(dev);
2112 struct ieee80211_device *ieee = priv->ieee80211;
2113 struct ieee80211_network *network = &ieee->current_network;
2d39b002 2114 int wpa_ie_len = ieee->wpa_ie_len;
9f7b8300 2115 struct ieee80211_crypt_data *crypt;
e406322b 2116 int encrypt;
8fc8598e 2117
e406322b 2118 crypt = ieee->crypt[ieee->tx_keyidx];
14285c1f
RB		 2119 /* we use connecting AP's capability instead of only security config
2120 * on our driver to distinguish whether it should use N mode or G mode
2121 */
069b3162
RB		 2122 encrypt = (network->capability & WLAN_CAPABILITY_PRIVACY) ||
2123 (ieee->host_encrypt && crypt && crypt->ops &&
2124 (0 == strcmp(crypt->ops->name, "WEP")));
8fc8598e
JC		 2125
2126 /* simply judge */
34fc438a 2127 if (encrypt && (wpa_ie_len == 0)) {
8fc8598e
JC		 2128 /* wep encryption, no N mode setting */
2129 return false;
34fc438a 2130 } else if ((wpa_ie_len != 0)) {
8fc8598e 2131 /* parse pairwise key type */
3ab31c7b 2132 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]), ccmp_ie, 4))) || ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10], ccmp_rsn_ie, 4))))
8fc8598e
JC		 2133 return true;
2134 else
2135 return false;
2136 } else {
2137 return true;
2138 }
2139
8fc8598e 2140 return true;
8fc8598e
JC		 2141}
2142
f4c6074a 2143static bool GetHalfNmodeSupportByAPs819xUsb(struct net_device *dev)
8fc8598e 2144{
9f7b8300 2145 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 2146
2ee4c3dc 2147 return priv->ieee80211->bHalfWirelessN24GMode;
8fc8598e
JC		 2148}
2149
f4c6074a 2150static void rtl8192_refresh_supportrate(struct r8192_priv *priv)
8fc8598e 2151{
9f7b8300 2152 struct ieee80211_device *ieee = priv->ieee80211;
14285c1f
RB		 2153 /* We do not consider set support rate for ABG mode, only
2154 * HT MCS rate is set here.
2155 */
069b3162
RB		 2156 if (ieee->mode == WIRELESS_MODE_N_24G ||
2157 ieee->mode == WIRELESS_MODE_N_5G)
2158 memcpy(ieee->Regdot11HTOperationalRateSet,
2159 ieee->RegHTSuppRateSet, 16);
8fc8598e
JC		 2160 else
2161 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
8fc8598e
JC		 2162}
2163
f4c6074a 2164static u8 rtl8192_getSupportedWireleeMode(struct net_device *dev)
8fc8598e
JC		 2165{
2166 struct r8192_priv *priv = ieee80211_priv(dev);
2167 u8 ret = 0;
7b25c24e 2168
2716141c 2169 switch (priv->rf_chip) {
8f896d61
XR		 2170 case RF_8225:
2171 case RF_8256:
2172 case RF_PSEUDO_11N:
74a0266c 2173 ret = WIRELESS_MODE_N_24G | WIRELESS_MODE_G | WIRELESS_MODE_B;
8f896d61
XR		 2174 break;
2175 case RF_8258:
74a0266c 2176 ret = WIRELESS_MODE_A | WIRELESS_MODE_N_5G;
8f896d61
XR		 2177 break;
2178 default:
2179 ret = WIRELESS_MODE_B;
2180 break;
8fc8598e
JC		 2181 }
2182 return ret;
2183}
b7141cba 2184
f4c6074a 2185static void rtl8192_SetWirelessMode(struct net_device *dev, u8 wireless_mode)
8fc8598e
JC		 2186{
2187 struct r8192_priv *priv = ieee80211_priv(dev);
2188 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2189
069b3162
RB		 2190 if (wireless_mode == WIRELESS_MODE_AUTO ||
2191 (wireless_mode & bSupportMode) == 0) {
2716141c 2192 if (bSupportMode & WIRELESS_MODE_N_24G) {
8fc8598e 2193 wireless_mode = WIRELESS_MODE_N_24G;
2716141c 2194 } else if (bSupportMode & WIRELESS_MODE_N_5G) {
8fc8598e 2195 wireless_mode = WIRELESS_MODE_N_5G;
2716141c 2196 } else if ((bSupportMode & WIRELESS_MODE_A)) {
8fc8598e 2197 wireless_mode = WIRELESS_MODE_A;
2716141c 2198 } else if ((bSupportMode & WIRELESS_MODE_G)) {
8fc8598e 2199 wireless_mode = WIRELESS_MODE_G;
2716141c 2200 } else if ((bSupportMode & WIRELESS_MODE_B)) {
8fc8598e 2201 wireless_mode = WIRELESS_MODE_B;
2716141c 2202 } else {
069b3162
RB		 2203 RT_TRACE(COMP_ERR,
2204 "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n",
2205 __func__, bSupportMode);
8fc8598e
JC		 2206 wireless_mode = WIRELESS_MODE_B;
2207 }
2208 }
0063fdfb
RB		 2209#ifdef TO_DO_LIST
2210 /* TODO: this function doesn't work well at this time,
2211 * we should wait for FPGA
2212 */
069b3162
RB		 2213 ActUpdateChannelAccessSetting(
2214 pAdapter, pHalData->CurrentWirelessMode,
2215 &pAdapter->MgntInfo.Info8185.ChannelAccessSetting);
8fc8598e
JC		 2216#endif
2217 priv->ieee80211->mode = wireless_mode;
2218
069b3162
RB		 2219 if (wireless_mode == WIRELESS_MODE_N_24G ||
2220 wireless_mode == WIRELESS_MODE_N_5G)
8fc8598e
JC		 2221 priv->ieee80211->pHTInfo->bEnableHT = 1;
2222 else
2223 priv->ieee80211->pHTInfo->bEnableHT = 0;
2224 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2225 rtl8192_refresh_supportrate(priv);
8fc8598e 2226}
b7141cba 2227
14285c1f 2228/* init priv variables here. only non_zero value should be initialized here. */
9f7b8300 2229static void rtl8192_init_priv_variable(struct net_device *dev)
8fc8598e
JC		 2230{
2231 struct r8192_priv *priv = ieee80211_priv(dev);
2232 u8 i;
7b25c24e 2233
8fc8598e 2234 priv->card_8192 = NIC_8192U;
14285c1f
RB		 2235 priv->chan = 1; /* set to channel 1 */
2236 priv->ieee80211->mode = WIRELESS_MODE_AUTO; /* SET AUTO */
8fc8598e 2237 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2d39b002 2238 priv->ieee80211->ieee_up = 0;
8fc8598e
JC		 2239 priv->retry_rts = DEFAULT_RETRY_RTS;
2240 priv->retry_data = DEFAULT_RETRY_DATA;
2241 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
14285c1f 2242 priv->ieee80211->rate = 110; /* 11 mbps */
8fc8598e 2243 priv->ieee80211->short_slot = 1;
15f6d3a4 2244 priv->promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
8fc8598e 2245 priv->CckPwEnl = 6;
14285c1f 2246 /* for silent reset */
8fc8598e
JC		 2247 priv->IrpPendingCount = 1;
2248 priv->ResetProgress = RESET_TYPE_NORESET;
19cd2297 2249 priv->bForcedSilentReset = false;
8fc8598e
JC		 2250 priv->bDisableNormalResetCheck = false;
2251 priv->force_reset = false;
2252
0063fdfb
RB		 2253 /* we don't use FW read/write RF until stable firmware is available. */
2254 priv->ieee80211->FwRWRF = 0;
069b3162
RB		 2255 priv->ieee80211->current_network.beacon_interval =
2256 DEFAULT_BEACONINTERVAL;
8fc8598e
JC		 2257 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2258 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2259 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE |
14285c1f 2260 IEEE_SOFTMAC_BEACONS;
8fc8598e
JC		 2261
2262 priv->ieee80211->active_scan = 1;
069b3162
RB		 2263 priv->ieee80211->modulation =
2264 IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
8fc8598e
JC		 2265 priv->ieee80211->host_encrypt = 1;
2266 priv->ieee80211->host_decrypt = 1;
14285c1f
RB		 2267 priv->ieee80211->start_send_beacons = NULL;
2268 priv->ieee80211->stop_send_beacons = NULL;
8fc8598e
JC		 2269 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2270 priv->ieee80211->set_chan = rtl8192_set_chan;
2271 priv->ieee80211->link_change = rtl8192_link_change;
2272 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2273 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2274 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2275 priv->ieee80211->init_wmmparam_flag = 0;
2276 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2277 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2278 priv->ieee80211->tx_headroom = TX_PACKET_SHIFT_BYTES;
2279 priv->ieee80211->qos_support = 1;
2280
8fc8598e
JC		 2281 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2282 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2283 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
14285c1f 2284
8fc8598e 2285 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8192;
069b3162
RB		 2286 priv->ieee80211->GetHalfNmodeSupportByAPsHandler =
2287 GetHalfNmodeSupportByAPs819xUsb;
8fc8598e 2288 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
14285c1f 2289
8fc8598e
JC		 2290 priv->ieee80211->InitialGainHandler = InitialGain819xUsb;
2291 priv->card_type = USB;
2292#ifdef TO_DO_LIST
2716141c 2293 if (Adapter->bInHctTest) {
8fc8598e
JC		 2294 pHalData->ShortRetryLimit = 7;
2295 pHalData->LongRetryLimit = 7;
e406322b 2296 }
8fc8598e 2297#endif
8f896d61
XR		 2298 priv->ShortRetryLimit = 0x30;
2299 priv->LongRetryLimit = 0x30;
8fc8598e
JC		 2300 priv->EarlyRxThreshold = 7;
2301 priv->enable_gpio0 = 0;
2302 priv->TransmitConfig =
0063fdfb
RB		 2303 /* Max DMA Burst Size per Tx DMA Burst, 7: reserved. */
2304 (TCR_MXDMA_2048 << TCR_MXDMA_OFFSET) |
2305 /* Short retry limit */
2306 (priv->ShortRetryLimit << TCR_SRL_OFFSET) |
2307 /* Long retry limit */
2308 (priv->LongRetryLimit << TCR_LRL_OFFSET) |
2309 /* FALSE: HW provides PLCP length and LENGEXT
2310 * TRUE: SW provides them
2311 */
2312 (false ? TCR_SAT : 0);
8fc8598e 2313#ifdef TO_DO_LIST
34fc438a 2314 if (Adapter->bInHctTest)
069b3162
RB		 2315 pHalData->ReceiveConfig =
2316 pHalData->CSMethod |
2317 /* accept management/data */
2318 RCR_AMF | RCR_ADF |
2319 /* accept control frame for SW
2320 * AP needs PS-poll
2321 */
2322 RCR_ACF |
2323 /* accept BC/MC/UC */
2324 RCR_AB | RCR_AM | RCR_APM |
2325 /* accept ICV/CRC error
2326 * packet
2327 */
2328 RCR_AICV | RCR_ACRC32 |
2329 /* Max DMA Burst Size per Tx
2330 * DMA Burst, 7: unlimited.
2331 */
2332 ((u32)7 << RCR_MXDMA_OFFSET) |
2333 /* Rx FIFO Threshold,
2334 * 7: No Rx threshold.
2335 */
2336 (pHalData->EarlyRxThreshold << RCR_FIFO_OFFSET) |
2337 (pHalData->EarlyRxThreshold == 7 ? RCR_OnlyErlPkt : 0);
8fc8598e
JC		 2338 else
2339
2340#endif
2341 priv->ReceiveConfig =
0063fdfb
RB		 2342 /* accept management/data */
2343 RCR_AMF | RCR_ADF |
2344 /* accept control frame for SW AP needs PS-poll */
2345 RCR_ACF |
2346 /* accept BC/MC/UC */
2347 RCR_AB | RCR_AM | RCR_APM |
2348 /* Max DMA Burst Size per Rx DMA Burst, 7: unlimited. */
2349 ((u32)7 << RCR_MXDMA_OFFSET) |
2350 /* Rx FIFO Threshold, 7: No Rx threshold. */
2351 (priv->EarlyRxThreshold << RX_FIFO_THRESHOLD_SHIFT) |
15f6d3a4 2352 (priv->EarlyRxThreshold == 7 ? RCR_ONLYERLPKT : 0);
8fc8598e
JC		 2353
2354 priv->AcmControl = 0;
b7553423 2355 priv->pFirmware = kzalloc(sizeof(rt_firmware), GFP_KERNEL);
8fc8598e
JC		 2356
2357 /* rx related queue */
e406322b 2358 skb_queue_head_init(&priv->rx_queue);
8fc8598e
JC		 2359 skb_queue_head_init(&priv->skb_queue);
2360
2361 /* Tx related queue */
2716141c 2362 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2363 skb_queue_head_init(&priv->ieee80211->skb_waitQ[i]);
2716141c 2364 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2365 skb_queue_head_init(&priv->ieee80211->skb_aggQ[i]);
2716141c 2366 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2367 skb_queue_head_init(&priv->ieee80211->skb_drv_aggQ[i]);
8fc8598e
JC		 2368 priv->rf_set_chan = rtl8192_phy_SwChnl;
2369}
2370
14285c1f 2371/* init lock here */
9f7b8300 2372static void rtl8192_init_priv_lock(struct r8192_priv *priv)
8fc8598e
JC		 2373{
2374 spin_lock_init(&priv->tx_lock);
14285c1f 2375 spin_lock_init(&priv->irq_lock);
75deebb4 2376 mutex_init(&priv->wx_mutex);
8fc8598e 2377 mutex_init(&priv->mutex);
8fc8598e
JC		 2378}
2379
ef8a83e7 2380static void rtl819x_watchdog_wqcallback(struct work_struct *work);
8fc8598e 2381
ef8a83e7 2382static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
14285c1f 2383/* init tasklet and wait_queue here. only 2.6 above kernel is considered */
8fc8598e 2384#define DRV_NAME "wlan0"
9f7b8300 2385static void rtl8192_init_priv_task(struct net_device *dev)
8fc8598e
JC		 2386{
2387 struct r8192_priv *priv = ieee80211_priv(dev);
2388
8fc8598e 2389
8fc8598e
JC		 2390 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2391
069b3162
RB		 2392 INIT_DELAYED_WORK(&priv->watch_dog_wq,
2393 rtl819x_watchdog_wqcallback);
2394 INIT_DELAYED_WORK(&priv->txpower_tracking_wq,
2395 dm_txpower_trackingcallback);
2396 INIT_DELAYED_WORK(&priv->rfpath_check_wq,
2397 dm_rf_pathcheck_workitemcallback);
2398 INIT_DELAYED_WORK(&priv->update_beacon_wq,
2399 rtl8192_update_beacon);
2400 INIT_DELAYED_WORK(&priv->initialgain_operate_wq,
2401 InitialGainOperateWorkItemCallBack);
8fc8598e 2402 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
8fc8598e
JC		 2403
2404 tasklet_init(&priv->irq_rx_tasklet,
8f896d61
XR		 2405 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2406 (unsigned long)priv);
8fc8598e
JC		 2407}
2408
9f7b8300 2409static void rtl8192_get_eeprom_size(struct net_device *dev)
8fc8598e
JC		 2410{
2411 u16 curCR = 0;
2412 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 2413
5b3b215b 2414 RT_TRACE(COMP_EPROM, "===========>%s()\n", __func__);
b3d42bf1 2415 read_nic_word_E(dev, EPROM_CMD, &curCR);
069b3162
RB		 2416 RT_TRACE(COMP_EPROM,
2417 "read from Reg EPROM_CMD(%x):%x\n", EPROM_CMD, curCR);
56b3152e 2418 /* whether need I consider BIT(5?) */
069b3162
RB		 2419 priv->epromtype =
2420 (curCR & Cmd9346CR_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2421 RT_TRACE(COMP_EPROM,
2422 "<===========%s(), epromtype:%d\n", __func__, priv->epromtype);
8fc8598e
JC		 2423}
2424
14285c1f
RB		 2425/* used to swap endian. as ntohl & htonl are not necessary
2426 * to swap endian, so use this instead.
2427 */
9f7b8300 2428static inline u16 endian_swap(u16 *data)
8fc8598e
JC		 2429{
2430 u16 tmp = *data;
2431 *data = (tmp >> 8) | (tmp << 8);
2432 return *data;
2433}
b7141cba 2434
eafe8261 2435static int rtl8192_read_eeprom_info(struct net_device *dev)
8fc8598e
JC		 2436{
2437 u16 wEPROM_ID = 0;
2438 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x02};
2439 u8 bLoad_From_EEPOM = false;
2440 struct r8192_priv *priv = ieee80211_priv(dev);
2441 u16 tmpValue = 0;
2716141c 2442 int i;
16feab64 2443 int ret;
7b25c24e 2444
5b3b215b 2445 RT_TRACE(COMP_EPROM, "===========>%s()\n", __func__);
16feab64
ST		 2446 ret = eprom_read(dev, 0); /* first read EEPROM ID out; */
2447 if (ret < 0)
eafe8261 2448 return ret;
16feab64 2449 wEPROM_ID = (u16)ret;
8fc8598e
JC		 2450 RT_TRACE(COMP_EPROM, "EEPROM ID is 0x%x\n", wEPROM_ID);
2451
cf47ca02 2452 if (wEPROM_ID != RTL8190_EEPROM_ID)
069b3162
RB		 2453 RT_TRACE(COMP_ERR,
2454 "EEPROM ID is invalid(is 0x%x(should be 0x%x)\n",
2455 wEPROM_ID, RTL8190_EEPROM_ID);
cf47ca02 2456 else
8fc8598e
JC		 2457 bLoad_From_EEPOM = true;
2458
2716141c 2459 if (bLoad_From_EEPOM) {
74a0266c 2460 tmpValue = eprom_read(dev, EEPROM_VID >> 1);
16feab64
ST		 2461 ret = eprom_read(dev, EEPROM_VID >> 1);
2462 if (ret < 0)
eafe8261 2463 return ret;
16feab64 2464 tmpValue = (u16)ret;
8fc8598e 2465 priv->eeprom_vid = endian_swap(&tmpValue);
16feab64
ST		 2466 ret = eprom_read(dev, EEPROM_PID >> 1);
2467 if (ret < 0)
eafe8261 2468 return ret;
16feab64
ST		 2469 priv->eeprom_pid = (u16)ret;
2470 ret = eprom_read(dev, EEPROM_ChannelPlan >> 1);
2471 if (ret < 0)
eafe8261 2472 return ret;
16feab64 2473 tmpValue = (u16)ret;
74a0266c 2474 priv->eeprom_ChannelPlan = (tmpValue & 0xff00) >> 8;
8fc8598e 2475 priv->btxpowerdata_readfromEEPORM = true;
16feab64
ST		 2476 ret = eprom_read(dev, (EEPROM_Customer_ID >> 1)) >> 8;
2477 if (ret < 0)
eafe8261 2478 return ret;
16feab64 2479 priv->eeprom_CustomerID = (u16)ret;
2716141c 2480 } else {
8fc8598e
JC		 2481 priv->eeprom_vid = 0;
2482 priv->eeprom_pid = 0;
2483 priv->card_8192_version = VERSION_819xU_B;
2484 priv->eeprom_ChannelPlan = 0;
2485 priv->eeprom_CustomerID = 0;
2486 }
069b3162
RB		 2487 RT_TRACE(COMP_EPROM,
2488 "vid:0x%4x, pid:0x%4x, CustomID:0x%2x, ChanPlan:0x%x\n",
2489 priv->eeprom_vid, priv->eeprom_pid, priv->eeprom_CustomerID,
2490 priv->eeprom_ChannelPlan);
14285c1f 2491 /* set channelplan from eeprom */
8fc8598e 2492 priv->ChannelPlan = priv->eeprom_ChannelPlan;
2716141c 2493 if (bLoad_From_EEPOM) {
8fc8598e 2494 int i;
7b25c24e 2495
2716141c 2496 for (i = 0; i < 6; i += 2) {
16feab64
ST		 2497 ret = eprom_read(dev, (u16)((EEPROM_NODE_ADDRESS_BYTE_0 + i) >> 1));
2498 if (ret < 0)
eafe8261 2499 return ret;
16feab64 2500 *(u16 *)(&dev->dev_addr[i]) = (u16)ret;
8fc8598e 2501 }
2716141c 2502 } else {
8fc8598e 2503 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
14285c1f 2504 /* should I set IDR0 here? */
8fc8598e 2505 }
0ee9f67c 2506 RT_TRACE(COMP_EPROM, "MAC addr:%pM\n", dev->dev_addr);
14285c1f 2507 priv->rf_type = RTL819X_DEFAULT_RF_TYPE; /* default 1T2R */
8fc8598e
JC		 2508 priv->rf_chip = RF_8256;
2509
2716141c 2510 if (priv->card_8192_version == (u8)VERSION_819xU_A) {
14285c1f 2511 /* read Tx power gain offset of legacy OFDM to HT rate */
16feab64
ST		 2512 if (bLoad_From_EEPOM) {
2513 ret = eprom_read(dev, (EEPROM_TxPowerDiff >> 1));
2514 if (ret < 0)
eafe8261 2515 return ret;
16feab64
ST		 2516 priv->EEPROMTxPowerDiff = ((u16)ret & 0xff00) >> 8;
2517 } else
8fc8598e
JC		 2518 priv->EEPROMTxPowerDiff = EEPROM_Default_TxPower;
2519 RT_TRACE(COMP_EPROM, "TxPowerDiff:%d\n", priv->EEPROMTxPowerDiff);
14285c1f 2520 /* read ThermalMeter from EEPROM */
16feab64
ST		 2521 if (bLoad_From_EEPOM) {
2522 ret = eprom_read(dev, (EEPROM_ThermalMeter >> 1));
2523 if (ret < 0)
eafe8261 2524 return ret;
16feab64
ST		 2525 priv->EEPROMThermalMeter = (u8)((u16)ret & 0x00ff);
2526 } else
8fc8598e
JC		 2527 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2528 RT_TRACE(COMP_EPROM, "ThermalMeter:%d\n", priv->EEPROMThermalMeter);
14285c1f 2529 /* for tx power track */
74a0266c 2530 priv->TSSI_13dBm = priv->EEPROMThermalMeter * 100;
14285c1f 2531 /* read antenna tx power offset of B/C/D to A from EEPROM */
16feab64
ST		 2532 if (bLoad_From_EEPOM) {
2533 ret = eprom_read(dev, (EEPROM_PwDiff >> 1));
2534 if (ret < 0)
eafe8261 2535 return ret;
16feab64
ST		 2536 priv->EEPROMPwDiff = ((u16)ret & 0x0f00) >> 8;
2537 } else
8fc8598e
JC		 2538 priv->EEPROMPwDiff = EEPROM_Default_PwDiff;
2539 RT_TRACE(COMP_EPROM, "TxPwDiff:%d\n", priv->EEPROMPwDiff);
14285c1f 2540 /* Read CrystalCap from EEPROM */
16feab64
ST		 2541 if (bLoad_From_EEPOM) {
2542 ret = eprom_read(dev, (EEPROM_CrystalCap >> 1));
2543 if (ret < 0)
eafe8261 2544 return ret;
16feab64
ST		 2545 priv->EEPROMCrystalCap = (u16)ret & 0x0f;
2546 } else
8fc8598e
JC		 2547 priv->EEPROMCrystalCap = EEPROM_Default_CrystalCap;
2548 RT_TRACE(COMP_EPROM, "CrystalCap = %d\n", priv->EEPROMCrystalCap);
14285c1f 2549 /* get per-channel Tx power level */
16feab64
ST		 2550 if (bLoad_From_EEPOM) {
2551 ret = eprom_read(dev, (EEPROM_TxPwIndex_Ver >> 1));
2552 if (ret < 0)
eafe8261 2553 return ret;
16feab64
ST		 2554 priv->EEPROM_Def_Ver = ((u16)ret & 0xff00) >> 8;
2555 } else
8fc8598e
JC		 2556 priv->EEPROM_Def_Ver = 1;
2557 RT_TRACE(COMP_EPROM, "EEPROM_DEF_VER:%d\n", priv->EEPROM_Def_Ver);
81669597 2558 if (priv->EEPROM_Def_Ver == 0) { /* old eeprom definition */
8fc8598e 2559 int i;
7b25c24e 2560
16feab64
ST		 2561 if (bLoad_From_EEPOM) {
2562 ret = eprom_read(dev, (EEPROM_TxPwIndex_CCK >> 1));
2563 if (ret < 0)
eafe8261 2564 return ret;
16feab64
ST		 2565 priv->EEPROMTxPowerLevelCCK = ((u16)ret & 0xff) >> 8;
2566 } else
8fc8598e
JC		 2567 priv->EEPROMTxPowerLevelCCK = 0x10;
2568 RT_TRACE(COMP_EPROM, "CCK Tx Power Levl: 0x%02x\n", priv->EEPROMTxPowerLevelCCK);
2716141c
XR		 2569 for (i = 0; i < 3; i++) {
2570 if (bLoad_From_EEPOM) {
16feab64
ST		 2571 ret = eprom_read(dev, (EEPROM_TxPwIndex_OFDM_24G + i) >> 1);
2572 if ( ret < 0)
eafe8261 2573 return ret;
74a0266c 2574 if (((EEPROM_TxPwIndex_OFDM_24G + i) % 2) == 0)
16feab64 2575 tmpValue = (u16)ret & 0x00ff;
8fc8598e 2576 else
16feab64 2577 tmpValue = ((u16)ret & 0xff00) >> 8;
2716141c 2578 } else {
8fc8598e 2579 tmpValue = 0x10;
2716141c 2580 }
74a0266c 2581 priv->EEPROMTxPowerLevelOFDM24G[i] = (u8)tmpValue;
8fc8598e
JC		 2582 RT_TRACE(COMP_EPROM, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK);
2583 }
2716141c
XR		 2584 } else if (priv->EEPROM_Def_Ver == 1) {
2585 if (bLoad_From_EEPOM) {
16feab64
ST		 2586 ret = eprom_read(dev, EEPROM_TxPwIndex_CCK_V1 >> 1);
2587 if (ret < 0)
eafe8261 2588 return ret;
16feab64 2589 tmpValue = ((u16)ret & 0xff00) >> 8;
2716141c 2590 } else {
8fc8598e 2591 tmpValue = 0x10;
2716141c 2592 }
8fc8598e
JC		 2593 priv->EEPROMTxPowerLevelCCK_V1[0] = (u8)tmpValue;
2594
16feab64
ST		 2595 if (bLoad_From_EEPOM) {
2596 ret = eprom_read(dev, (EEPROM_TxPwIndex_CCK_V1 + 2) >> 1);
2597 if (ret < 0)
eafe8261 2598 return ret;
16feab64
ST		 2599 tmpValue = (u16)ret;
2600 } else
8fc8598e 2601 tmpValue = 0x1010;
9f7b8300 2602 *((u16 *)(&priv->EEPROMTxPowerLevelCCK_V1[1])) = tmpValue;
8fc8598e 2603 if (bLoad_From_EEPOM)
9eb9e695
AM		 2604 tmpValue = eprom_read(dev,
2605 EEPROM_TxPwIndex_OFDM_24G_V1 >> 1);
8fc8598e
JC		 2606 else
2607 tmpValue = 0x1010;
9f7b8300 2608 *((u16 *)(&priv->EEPROMTxPowerLevelOFDM24G[0])) = tmpValue;
8fc8598e 2609 if (bLoad_From_EEPOM)
74a0266c 2610 tmpValue = eprom_read(dev, (EEPROM_TxPwIndex_OFDM_24G_V1 + 2) >> 1);
8fc8598e
JC		 2611 else
2612 tmpValue = 0x10;
2613 priv->EEPROMTxPowerLevelOFDM24G[2] = (u8)tmpValue;
14285c1f 2614 } /* endif EEPROM_Def_Ver == 1 */
8fc8598e 2615
14285c1f 2616 /* update HAL variables */
8f896d61
XR		 2617 for (i = 0; i < 14; i++) {
2618 if (i <= 3)
2619 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[0];
2620 else if (i >= 4 && i <= 9)
2621 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[1];
2622 else
2623 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[2];
2624 }
2625
2626 for (i = 0; i < 14; i++) {
2627 if (priv->EEPROM_Def_Ver == 0) {
204ecd39 2628 if (i <= 3)
8f896d61 2629 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelOFDM24G[0] + (priv->EEPROMTxPowerLevelCCK - priv->EEPROMTxPowerLevelOFDM24G[1]);
204ecd39 2630 else if (i >= 4 && i <= 9)
8f896d61 2631 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK;
8fc8598e 2632 else
8f896d61
XR		 2633 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelOFDM24G[2] + (priv->EEPROMTxPowerLevelCCK - priv->EEPROMTxPowerLevelOFDM24G[1]);
2634 } else if (priv->EEPROM_Def_Ver == 1) {
2635 if (i <= 3)
2636 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[0];
2637 else if (i >= 4 && i <= 9)
2638 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[1];
2639 else
2640 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[2];
8fc8598e 2641 }
8f896d61 2642 }
8fc8598e 2643 priv->TxPowerDiff = priv->EEPROMPwDiff;
14285c1f 2644 /* Antenna B gain offset to antenna A, bit0~3 */
8fc8598e 2645 priv->AntennaTxPwDiff[0] = (priv->EEPROMTxPowerDiff & 0xf);
14285c1f 2646 /* Antenna C gain offset to antenna A, bit4~7 */
069b3162
RB		 2647 priv->AntennaTxPwDiff[1] =
2648 (priv->EEPROMTxPowerDiff & 0xf0) >> 4;
14285c1f 2649 /* CrystalCap, bit12~15 */
8fc8598e 2650 priv->CrystalCap = priv->EEPROMCrystalCap;
14285c1f
RB		 2651 /* ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2652 * 92U does not enable TX power tracking.
2653 */
8fc8598e 2654 priv->ThermalMeter[0] = priv->EEPROMThermalMeter;
14285c1f 2655 } /* end if VersionID == VERSION_819xU_A */
8fc8598e 2656
14285c1f 2657 /* for dlink led */
2716141c 2658 switch (priv->eeprom_CustomerID) {
8f896d61
XR		 2659 case EEPROM_CID_RUNTOP:
2660 priv->CustomerID = RT_CID_819x_RUNTOP;
2661 break;
8fc8598e 2662
8f896d61
XR		 2663 case EEPROM_CID_DLINK:
2664 priv->CustomerID = RT_CID_DLINK;
2665 break;
8fc8598e 2666
8f896d61
XR		 2667 default:
2668 priv->CustomerID = RT_CID_DEFAULT;
2669 break;
8fc8598e
JC		 2670 }
2671
2716141c 2672 switch (priv->CustomerID) {
8f896d61
XR		 2673 case RT_CID_819x_RUNTOP:
2674 priv->LedStrategy = SW_LED_MODE2;
2675 break;
8fc8598e 2676
8f896d61
XR		 2677 case RT_CID_DLINK:
2678 priv->LedStrategy = SW_LED_MODE4;
2679 break;
8fc8598e 2680
8f896d61
XR		 2681 default:
2682 priv->LedStrategy = SW_LED_MODE0;
2683 break;
8fc8598e
JC		 2684 }
2685
2686
cf47ca02 2687 if (priv->rf_type == RF_1T2R)
8fc8598e 2688 RT_TRACE(COMP_EPROM, "\n1T2R config\n");
cf47ca02 2689 else
8fc8598e 2690 RT_TRACE(COMP_EPROM, "\n2T4R config\n");
8fc8598e 2691
14285c1f
RB		 2692 /* We can only know RF type in the function. So we have to init
2693 * DIG RATR table again.
2694 */
8fc8598e 2695 init_rate_adaptive(dev);
8fc8598e 2696
5b3b215b 2697 RT_TRACE(COMP_EPROM, "<===========%s()\n", __func__);
eafe8261
ST		 2698
2699 return 0;
8fc8598e
JC		 2700}
2701
f4c6074a 2702static short rtl8192_get_channel_map(struct net_device *dev)
8fc8598e
JC		 2703{
2704 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 2705
2716141c 2706 if (priv->ChannelPlan > COUNTRY_CODE_GLOBAL_DOMAIN) {
069b3162
RB		 2707 netdev_err(dev,
2708 "rtl8180_init: Error channel plan! Set to default.\n");
2d39b002 2709 priv->ChannelPlan = 0;
8fc8598e 2710 }
3ab31c7b 2711 RT_TRACE(COMP_INIT, "Channel plan is %d\n", priv->ChannelPlan);
8fc8598e
JC		 2712
2713 rtl819x_set_channel_map(priv->ChannelPlan, priv);
8fc8598e
JC		 2714 return 0;
2715}
2716
f4c6074a 2717static short rtl8192_init(struct net_device *dev)
8fc8598e 2718{
8fc8598e 2719 struct r8192_priv *priv = ieee80211_priv(dev);
4dc2abb8 2720 int err;
8fc8598e 2721
3ab31c7b
XR		 2722 memset(&(priv->stats), 0, sizeof(struct Stats));
2723 memset(priv->txqueue_to_outpipemap, 0, 9);
8fc8598e
JC		 2724#ifdef PIPE12
2725 {
2d39b002 2726 int i = 0;
3ab31c7b 2727 u8 queuetopipe[] = {3, 2, 1, 0, 4, 8, 7, 6, 5};
7b25c24e 2728
3ab31c7b 2729 memcpy(priv->txqueue_to_outpipemap, queuetopipe, 9);
8fc8598e
JC		 2730 }
2731#else
2732 {
3ab31c7b 2733 u8 queuetopipe[] = {3, 2, 1, 0, 4, 4, 0, 4, 4};
7b25c24e 2734
3ab31c7b 2735 memcpy(priv->txqueue_to_outpipemap, queuetopipe, 9);
8fc8598e
JC		 2736 }
2737#endif
2738 rtl8192_init_priv_variable(dev);
2739 rtl8192_init_priv_lock(priv);
2740 rtl8192_init_priv_task(dev);
2741 rtl8192_get_eeprom_size(dev);
4dc2abb8
ST		 2742 err = rtl8192_read_eeprom_info(dev);
2743 if (err) {
2744 DMESG("Reading EEPROM info failed");
2745 kfree(priv->pFirmware);
2746 priv->pFirmware = NULL;
2747 free_ieee80211(dev);
2748 return err;
2749 }
8fc8598e
JC		 2750 rtl8192_get_channel_map(dev);
2751 init_hal_dm(dev);
acc6539f
SA		 2752 setup_timer(&priv->watch_dog_timer, watch_dog_timer_callback,
2753 (unsigned long)dev);
2716141c 2754 if (rtl8192_usb_initendpoints(dev) != 0) {
8fc8598e
JC		 2755 DMESG("Endopoints initialization failed");
2756 return -ENOMEM;
2757 }
2758
8fc8598e
JC		 2759 return 0;
2760}
2761
2762/******************************************************************************
2763 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
2764 * not to do all the hw config as its name says
2765 * input: net_device dev
2766 * output: none
2767 * return: none
2768 * notice: This part need to modified according to the rate set we filtered
2769 * ****************************************************************************/
f4c6074a 2770static void rtl8192_hwconfig(struct net_device *dev)
8fc8598e
JC		 2771{
2772 u32 regRATR = 0, regRRSR = 0;
2773 u8 regBwOpMode = 0, regTmp = 0;
2774 struct r8192_priv *priv = ieee80211_priv(dev);
2716141c 2775 u32 ratr_value = 0;
8fc8598e 2776
14285c1f 2777 /* Set RRSR, RATR, and BW_OPMODE registers */
2716141c 2778 switch (priv->ieee80211->mode) {
8fc8598e
JC		 2779 case WIRELESS_MODE_B:
2780 regBwOpMode = BW_OPMODE_20MHZ;
2781 regRATR = RATE_ALL_CCK;
2782 regRRSR = RATE_ALL_CCK;
2783 break;
2784 case WIRELESS_MODE_A:
74a0266c 2785 regBwOpMode = BW_OPMODE_5G | BW_OPMODE_20MHZ;
8fc8598e
JC		 2786 regRATR = RATE_ALL_OFDM_AG;
2787 regRRSR = RATE_ALL_OFDM_AG;
2788 break;
2789 case WIRELESS_MODE_G:
2790 regBwOpMode = BW_OPMODE_20MHZ;
2791 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2792 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2793 break;
2794 case WIRELESS_MODE_AUTO:
2795#ifdef TO_DO_LIST
2716141c 2796 if (Adapter->bInHctTest) {
8f896d61
XR		 2797 regBwOpMode = BW_OPMODE_20MHZ;
2798 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2799 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
70cdcac5 2800 } else
8fc8598e
JC		 2801#endif
2802 {
8f896d61 2803 regBwOpMode = BW_OPMODE_20MHZ;
069b3162
RB		 2804 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
2805 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
8f896d61 2806 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
8fc8598e
JC		 2807 }
2808 break;
2809 case WIRELESS_MODE_N_24G:
14285c1f
RB		 2810 /* It support CCK rate by default. CCK rate will be filtered
2811 * out only when associated AP does not support it.
2812 */
8fc8598e 2813 regBwOpMode = BW_OPMODE_20MHZ;
069b3162
RB		 2814 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
2815 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
8f896d61 2816 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
8fc8598e
JC		 2817 break;
2818 case WIRELESS_MODE_N_5G:
2819 regBwOpMode = BW_OPMODE_5G;
069b3162
RB		 2820 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS |
2821 RATE_ALL_OFDM_2SS;
8fc8598e
JC		 2822 regRRSR = RATE_ALL_OFDM_AG;
2823 break;
2824 }
2825
2826 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
8f896d61
XR		 2827 ratr_value = regRATR;
2828 if (priv->rf_type == RF_1T2R)
2829 ratr_value &= ~(RATE_ALL_OFDM_2SS);
2830 write_nic_dword(dev, RATR0, ratr_value);
2831 write_nic_byte(dev, UFWP, 1);
b3d42bf1 2832 read_nic_byte(dev, 0x313, &regTmp);
8fc8598e
JC		 2833 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
2834 write_nic_dword(dev, RRSR, regRRSR);
2835
14285c1f 2836 /* Set Retry Limit here */
8fc8598e 2837 write_nic_word(dev, RETRY_LIMIT,
8f896d61
XR		 2838 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
2839 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
14285c1f 2840 /* Set Contention Window here */
8fc8598e 2841
14285c1f 2842 /* Set Tx AGC */
8fc8598e 2843
14285c1f 2844 /* Set Tx Antenna including Feedback control */
8fc8598e 2845
14285c1f 2846 /* Set Auto Rate fallback control */
8fc8598e
JC		 2847}
2848
2849
14285c1f 2850/* InitializeAdapter and PhyCfg */
f4c6074a 2851static bool rtl8192_adapter_start(struct net_device *dev)
8fc8598e
JC		 2852{
2853 struct r8192_priv *priv = ieee80211_priv(dev);
2854 u32 dwRegRead = 0;
2855 bool init_status = true;
2716141c 2856 u8 SECR_value = 0x0;
b3d42bf1 2857 u8 tmp;
7b25c24e 2858
5b3b215b 2859 RT_TRACE(COMP_INIT, "====>%s()\n", __func__);
8fc8598e 2860 priv->Rf_Mode = RF_OP_By_SW_3wire;
14285c1f 2861 /* for ASIC power on sequence */
8fc8598e
JC		 2862 write_nic_byte_E(dev, 0x5f, 0x80);
2863 mdelay(50);
2864 write_nic_byte_E(dev, 0x5f, 0xf0);
2865 write_nic_byte_E(dev, 0x5d, 0x00);
2866 write_nic_byte_E(dev, 0x5e, 0x80);
2867 write_nic_byte(dev, 0x17, 0x37);
2868 mdelay(10);
8fc8598e 2869 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
14285c1f
RB		 2870 /* config CPUReset Register */
2871 /* Firmware Reset or not? */
b3d42bf1 2872 read_nic_dword(dev, CPU_GEN, &dwRegRead);
8fc8598e 2873 if (priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
14285c1f 2874 dwRegRead |= CPU_GEN_SYSTEM_RESET; /* do nothing here? */
8fc8598e
JC		 2875 else if (priv->pFirmware->firmware_status == FW_STATUS_5_READY)
2876 dwRegRead |= CPU_GEN_FIRMWARE_RESET;
2877 else
069b3162
RB		 2878 RT_TRACE(COMP_ERR,
2879 "ERROR in %s(): undefined firmware state(%d)\n",
2880 __func__, priv->pFirmware->firmware_status);
8fc8598e
JC		 2881
2882 write_nic_dword(dev, CPU_GEN, dwRegRead);
14285c1f 2883 /* config BB. */
8fc8598e
JC		 2884 rtl8192_BBConfig(dev);
2885
14285c1f 2886 /* Loopback mode or not */
8fc8598e 2887 priv->LoopbackMode = RTL819xU_NO_LOOPBACK;
8fc8598e 2888
b3d42bf1 2889 read_nic_dword(dev, CPU_GEN, &dwRegRead);
8fc8598e 2890 if (priv->LoopbackMode == RTL819xU_NO_LOOPBACK)
069b3162
RB		 2891 dwRegRead = (dwRegRead & CPU_GEN_NO_LOOPBACK_MSK) |
2892 CPU_GEN_NO_LOOPBACK_SET;
8fc8598e
JC		 2893 else if (priv->LoopbackMode == RTL819xU_MAC_LOOPBACK)
2894 dwRegRead |= CPU_CCK_LOOPBACK;
2895 else
069b3162
RB		 2896 RT_TRACE(COMP_ERR,
2897 "Serious error in %s(): wrong loopback mode setting(%d)\n",
2898 __func__, priv->LoopbackMode);
8fc8598e
JC		 2899
2900 write_nic_dword(dev, CPU_GEN, dwRegRead);
2901
14285c1f 2902 /* after reset cpu, we need wait for a seconds to write in register. */
8fc8598e
JC		 2903 udelay(500);
2904
14285c1f 2905 /* add for new bitfile:usb suspend reset pin set to 1. Do we need? */
b3d42bf1 2906 read_nic_byte_E(dev, 0x5f, &tmp);
74a0266c 2907 write_nic_byte_E(dev, 0x5f, tmp | 0x20);
8fc8598e 2908
14285c1f 2909 /* Set Hardware */
8fc8598e
JC		 2910 rtl8192_hwconfig(dev);
2911
14285c1f 2912 /* turn on Tx/Rx */
74a0266c 2913 write_nic_byte(dev, CMDR, CR_RE | CR_TE);
8fc8598e 2914
14285c1f 2915 /* set IDR0 here */
9f7b8300
XR		 2916 write_nic_dword(dev, MAC0, ((u32 *)dev->dev_addr)[0]);
2917 write_nic_word(dev, MAC4, ((u16 *)(dev->dev_addr + 4))[0]);
8fc8598e 2918
14285c1f 2919 /* set RCR */
8fc8598e
JC		 2920 write_nic_dword(dev, RCR, priv->ReceiveConfig);
2921
14285c1f 2922 /* Initialize Number of Reserved Pages in Firmware Queue */
069b3162
RB		 2923 write_nic_dword(dev, RQPN1,
2924 NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
2925 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
2926 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
2927 NUM_OF_PAGE_IN_FW_QUEUE_VO << RSVD_FW_QUEUE_PAGE_VO_SHIFT);
2928 write_nic_dword(dev, RQPN2,
2929 NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT |
2930 NUM_OF_PAGE_IN_FW_QUEUE_CMD << RSVD_FW_QUEUE_PAGE_CMD_SHIFT);
2931 write_nic_dword(dev, RQPN3,
2932 APPLIED_RESERVED_QUEUE_IN_FW |
2933 NUM_OF_PAGE_IN_FW_QUEUE_BCN << RSVD_FW_QUEUE_PAGE_BCN_SHIFT);
74a0266c 2934 write_nic_dword(dev, RATR0 + 4 * 7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
8fc8598e 2935
14285c1f
RB		 2936 /* Set AckTimeout */
2937 /* TODO: (it value is only for FPGA version). need to be changed!! */
8fc8598e
JC		 2938 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
2939
34fc438a 2940 if (priv->ResetProgress == RESET_TYPE_NORESET)
8f896d61 2941 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
2716141c 2942 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8f896d61 2943 CamResetAllEntry(dev);
8fc8598e
JC		 2944 SECR_value |= SCR_TxEncEnable;
2945 SECR_value |= SCR_RxDecEnable;
2946 SECR_value |= SCR_NoSKMC;
2947 write_nic_byte(dev, SECR, SECR_value);
2948 }
8fc8598e 2949
14285c1f 2950 /* Beacon related */
8fc8598e
JC		 2951 write_nic_word(dev, ATIMWND, 2);
2952 write_nic_word(dev, BCN_INTERVAL, 100);
2953
8fc8598e 2954#define DEFAULT_EDCA 0x005e4332
2716141c 2955 {
8fc8598e 2956 int i;
7b25c24e 2957
204ecd39 2958 for (i = 0; i < QOS_QUEUE_NUM; i++)
8f896d61 2959 write_nic_dword(dev, WDCAPARA_ADD[i], DEFAULT_EDCA);
8fc8598e 2960 }
8fc8598e
JC		 2961
2962 rtl8192_phy_configmac(dev);
2963
74a0266c 2964 if (priv->card_8192_version == (u8)VERSION_819xU_A) {
8fc8598e
JC		 2965 rtl8192_phy_getTxPower(dev);
2966 rtl8192_phy_setTxPower(dev, priv->chan);
2967 }
2968
14285c1f 2969 /* Firmware download */
8fc8598e 2970 init_status = init_firmware(dev);
2716141c 2971 if (!init_status) {
069b3162
RB		 2972 RT_TRACE(COMP_ERR, "ERR!!! %s(): Firmware download is failed\n",
2973 __func__);
8fc8598e
JC		 2974 return init_status;
2975 }
5b3b215b 2976 RT_TRACE(COMP_INIT, "%s():after firmware download\n", __func__);
14285c1f 2977
8fc8598e 2978#ifdef TO_DO_LIST
8f896d61 2979 if (Adapter->ResetProgress == RESET_TYPE_NORESET) {
f9bd549a 2980 if (pMgntInfo->RegRfOff) { /* User disable RF via registry. */
069b3162
RB		 2981 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
2982 ("InitializeAdapter819xUsb(): Turn off RF for RegRfOff ----------\n"));
8fc8598e 2983 MgntActSet_RF_State(Adapter, eRfOff, RF_CHANGE_BY_SW);
14285c1f
RB		 2984 /* Those actions will be discard in MgntActSet_RF_State
2985 * because of the same state
2986 */
204ecd39 2987 for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++)
069b3162
RB		 2988 PHY_SetRFReg(Adapter,
2989 (RF90_RADIO_PATH_E)eRFPath,
2990 0x4, 0xC00, 0x0);
0063fdfb
RB		 2991 } else if (pMgntInfo->RfOffReason > RF_CHANGE_BY_PS) {
2992 /* H/W or S/W RF OFF before sleep. */
069b3162
RB		 2993 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
2994 ("InitializeAdapter819xUsb(): Turn off RF for RfOffReason(%d) ----------\n",
2995 pMgntInfo->RfOffReason));
2996 MgntActSet_RF_State(Adapter,
2997 eRfOff,
2998 pMgntInfo->RfOffReason);
2716141c 2999 } else {
8fc8598e
JC		 3000 pHalData->eRFPowerState = eRfOn;
3001 pMgntInfo->RfOffReason = 0;
069b3162
RB		 3002 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
3003 ("InitializeAdapter819xUsb(): RF is on ----------\n"));
8fc8598e 3004 }
2716141c 3005 } else {
81669597 3006 if (pHalData->eRFPowerState == eRfOff) {
069b3162
RB		 3007 MgntActSet_RF_State(Adapter,
3008 eRfOff,
3009 pMgntInfo->RfOffReason);
14285c1f
RB		 3010 /* Those actions will be discard in MgntActSet_RF_State
3011 * because of the same state
3012 */
204ecd39 3013 for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++)
069b3162
RB		 3014 PHY_SetRFReg(Adapter,
3015 (RF90_RADIO_PATH_E)eRFPath,
3016 0x4, 0xC00, 0x0);
8fc8598e
JC		 3017 }
3018 }
3019#endif
14285c1f 3020 /* config RF. */
81669597 3021 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8f896d61
XR		 3022 rtl8192_phy_RFConfig(dev);
3023 RT_TRACE(COMP_INIT, "%s():after phy RF config\n", __func__);
8fc8598e
JC		 3024 }
3025
3026
34fc438a 3027 if (priv->ieee80211->FwRWRF)
14285c1f 3028 /* We can force firmware to do RF-R/W */
8fc8598e
JC		 3029 priv->Rf_Mode = RF_OP_By_FW;
3030 else
3031 priv->Rf_Mode = RF_OP_By_SW_3wire;
3032
3033
3034 rtl8192_phy_updateInitGain(dev);
3035 /*--set CCK and OFDM Block "ON"--*/
3036 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3037 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3038
2716141c 3039 if (priv->ResetProgress == RESET_TYPE_NORESET) {
14285c1f 3040 /* if D or C cut */
b3d42bf1 3041 u8 tmpvalue;
7b25c24e 3042
b3d42bf1 3043 read_nic_byte(dev, 0x301, &tmpvalue);
2716141c 3044 if (tmpvalue == 0x03) {
4b2faf80 3045 priv->bDcut = true;
8fc8598e 3046 RT_TRACE(COMP_POWER_TRACKING, "D-cut\n");
2716141c 3047 } else {
4b2faf80 3048 priv->bDcut = false;
8fc8598e
JC		 3049 RT_TRACE(COMP_POWER_TRACKING, "C-cut\n");
3050 }
3051 dm_initialize_txpower_tracking(dev);
3052
a0886f73 3053 if (priv->bDcut) {
8fc8598e 3054 u32 i, TempCCk;
069b3162
RB		 3055 u32 tmpRegA = rtl8192_QueryBBReg(dev,
3056 rOFDM0_XATxIQImbalance,
3057 bMaskDWord);
7b25c24e 3058
2716141c
XR		 3059 for (i = 0; i < TxBBGainTableLength; i++) {
3060 if (tmpRegA == priv->txbbgain_table[i].txbbgain_value) {
2d39b002 3061 priv->rfa_txpowertrackingindex = (u8)i;
069b3162
RB		 3062 priv->rfa_txpowertrackingindex_real =
3063 (u8)i;
3064 priv->rfa_txpowertracking_default =
3065 priv->rfa_txpowertrackingindex;
8fc8598e
JC		 3066 break;
3067 }
3068 }
3069
069b3162
RB		 3070 TempCCk = rtl8192_QueryBBReg(dev,
3071 rCCK0_TxFilter1,
3072 bMaskByte2);
8fc8598e 3073
2716141c 3074 for (i = 0; i < CCKTxBBGainTableLength; i++) {
2716141c 3075 if (TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0]) {
74a0266c 3076 priv->cck_present_attentuation_20Mdefault = (u8)i;
8fc8598e
JC		 3077 break;
3078 }
3079 }
2d39b002
XR		 3080 priv->cck_present_attentuation_40Mdefault = 0;
3081 priv->cck_present_attentuation_difference = 0;
069b3162
RB		 3082 priv->cck_present_attentuation =
3083 priv->cck_present_attentuation_20Mdefault;
8fc8598e
JC		 3084 }
3085 }
3086 write_nic_byte(dev, 0x87, 0x0);
3087
3088
8fc8598e
JC		 3089 return init_status;
3090}
3091
3092/* this configures registers for beacon tx and enables it via
3093 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3094 * be used to stop beacon transmission
3095 */
8fc8598e
JC		 3096/***************************************************************************
3097 -------------------------------NET STUFF---------------------------
3098***************************************************************************/
3099
3100static struct net_device_stats *rtl8192_stats(struct net_device *dev)
3101{
3102 struct r8192_priv *priv = ieee80211_priv(dev);
3103
3104 return &priv->ieee80211->stats;
3105}
3106
46326d26 3107static bool HalTxCheckStuck819xUsb(struct net_device *dev)
8fc8598e
JC		 3108{
3109 struct r8192_priv *priv = ieee80211_priv(dev);
b3d42bf1 3110 u16 RegTxCounter;
4b2faf80 3111 bool bStuck = false;
7b25c24e 3112
b3d42bf1 3113 read_nic_word(dev, 0x128, &RegTxCounter);
069b3162
RB		 3114 RT_TRACE(COMP_RESET,
3115 "%s():RegTxCounter is %d,TxCounter is %d\n", __func__,
3116 RegTxCounter, priv->TxCounter);
204ecd39 3117 if (priv->TxCounter == RegTxCounter)
4b2faf80 3118 bStuck = true;
8fc8598e
JC		 3119
3120 priv->TxCounter = RegTxCounter;
3121
3122 return bStuck;
3123}
3124
3125/*
3126* <Assumption: RT_TX_SPINLOCK is acquired.>
3127* First added: 2006.11.19 by emily
3128*/
f4c6074a 3129static RESET_TYPE TxCheckStuck(struct net_device *dev)
8fc8598e
JC		 3130{
3131 struct r8192_priv *priv = ieee80211_priv(dev);
3132 u8 QueueID;
8fc8598e 3133 bool bCheckFwTxCnt = false;
8fc8598e 3134
14285c1f 3135 /* Decide such threshold according to current power save mode */
8fc8598e 3136
7d79ec69 3137 for (QueueID = 0; QueueID <= BEACON_QUEUE; QueueID++) {
8f896d61
XR		 3138 if (QueueID == TXCMD_QUEUE)
3139 continue;
8f896d61 3140 if ((skb_queue_len(&priv->ieee80211->skb_waitQ[QueueID]) == 0) && (skb_queue_len(&priv->ieee80211->skb_aggQ[QueueID]) == 0))
e3e28965 3141 continue;
8fc8598e 3142
8f896d61
XR		 3143 bCheckFwTxCnt = true;
3144 }
2716141c
XR		 3145 if (bCheckFwTxCnt) {
3146 if (HalTxCheckStuck819xUsb(dev)) {
069b3162
RB		 3147 RT_TRACE(COMP_RESET,
3148 "TxCheckStuck(): Fw indicates no Tx condition!\n");
8fc8598e
JC		 3149 return RESET_TYPE_SILENT;
3150 }
3151 }
8fc8598e
JC		 3152 return RESET_TYPE_NORESET;
3153}
3154
46326d26 3155static bool HalRxCheckStuck819xUsb(struct net_device *dev)
8fc8598e 3156{
b3d42bf1 3157 u16 RegRxCounter;
8fc8598e 3158 struct r8192_priv *priv = ieee80211_priv(dev);
4b2faf80 3159 bool bStuck = false;
de13a3da 3160 static u8 rx_chk_cnt;
7b25c24e 3161
b3d42bf1 3162 read_nic_word(dev, 0x130, &RegRxCounter);
069b3162
RB		 3163 RT_TRACE(COMP_RESET,
3164 "%s(): RegRxCounter is %d,RxCounter is %d\n", __func__,
3165 RegRxCounter, priv->RxCounter);
14285c1f
RB		 3166 /* If rssi is small, we should check rx for long time because of bad rx.
3167 * or maybe it will continuous silent reset every 2 seconds.
3168 */
8fc8598e 3169 rx_chk_cnt++;
74a0266c 3170 if (priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High + 5)) {
14285c1f 3171 rx_chk_cnt = 0; /* high rssi, check rx stuck right now. */
74a0266c 3172 } else if (priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High + 5) &&
15f6d3a4
XR		 3173 ((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_40M) ||
3174 (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_20M))) {
34fc438a 3175 if (rx_chk_cnt < 2)
8fc8598e 3176 return bStuck;
9647a6d5
RB		 3177
3178 rx_chk_cnt = 0;
15f6d3a4
XR		 3179 } else if (((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_40M) ||
3180 (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_20M)) &&
8f896d61 3181 priv->undecorated_smoothed_pwdb >= VeryLowRSSI) {
34fc438a 3182 if (rx_chk_cnt < 4)
8fc8598e 3183 return bStuck;
9647a6d5
RB		 3184
3185 rx_chk_cnt = 0;
2716141c 3186 } else {
34fc438a 3187 if (rx_chk_cnt < 8)
8fc8598e 3188 return bStuck;
9647a6d5
RB		 3189
3190 rx_chk_cnt = 0;
8fc8598e
JC		 3191 }
3192
204ecd39 3193 if (priv->RxCounter == RegRxCounter)
4b2faf80 3194 bStuck = true;
8fc8598e
JC		 3195
3196 priv->RxCounter = RegRxCounter;
3197
3198 return bStuck;
3199}
3200
46326d26 3201static RESET_TYPE RxCheckStuck(struct net_device *dev)
8fc8598e
JC		 3202{
3203 struct r8192_priv *priv = ieee80211_priv(dev);
4b2faf80 3204 bool bRxCheck = false;
8fc8598e 3205
8f896d61 3206 if (priv->IrpPendingCount > 1)
4b2faf80 3207 bRxCheck = true;
8fc8598e 3208
2716141c
XR		 3209 if (bRxCheck) {
3210 if (HalRxCheckStuck819xUsb(dev)) {
8fc8598e
JC		 3211 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
3212 return RESET_TYPE_SILENT;
3213 }
3214 }
3215 return RESET_TYPE_NORESET;
3216}
3217
3218
3219/**
0063fdfb
RB		 3220 * This function is called by Checkforhang to check whether we should
3221 * ask OS to reset driver
3222 *
3223 * \param pAdapter The adapter context for this miniport
3224 *
3225 * Note:NIC with USB interface sholud not call this function because we
3226 * cannot scan descriptor to judge whether there is tx stuck.
3227 * Note: This function may be required to be rewrite for Vista OS.
3228 * <<<Assumption: Tx spinlock has been acquired >>>
3229 *
3230 * 8185 and 8185b does not implement this function.
3231 */
f4c6074a 3232static RESET_TYPE rtl819x_ifcheck_resetornot(struct net_device *dev)
8fc8598e
JC		 3233{
3234 struct r8192_priv *priv = ieee80211_priv(dev);
3235 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
3236 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
35997ff0 3237 RT_RF_POWER_STATE rfState;
8fc8598e
JC		 3238
3239 rfState = priv->ieee80211->eRFPowerState;
3240
3241 TxResetType = TxCheckStuck(dev);
9f6bd88d 3242 if (rfState != eRfOff ||
8f896d61 3243 (priv->ieee80211->iw_mode != IW_MODE_ADHOC)) {
14285c1f
RB		 3244 /* If driver is in the status of firmware download failure,
3245 * driver skips RF initialization and RF is in turned off
3246 * state. Driver should check whether Rx stuck and do silent
3247 * reset. And if driver is in firmware download failure status,
3248 * driver should initialize RF in the following silent reset
3249 * procedure
3250 *
3251 * Driver should not check RX stuck in IBSS mode because it is
3252 * required to set Check BSSID in order to send beacon,
3253 * however, if check BSSID is set, STA cannot hear any packet
3254 * at all.
3255 */
8fc8598e
JC		 3256 RxResetType = RxCheckStuck(dev);
3257 }
069b3162
RB		 3258 if (TxResetType == RESET_TYPE_NORMAL ||
3259 RxResetType == RESET_TYPE_NORMAL) {
8fc8598e 3260 return RESET_TYPE_NORMAL;
069b3162
RB		 3261 } else if (TxResetType == RESET_TYPE_SILENT ||
3262 RxResetType == RESET_TYPE_SILENT) {
5b3b215b 3263 RT_TRACE(COMP_RESET, "%s():silent reset\n", __func__);
8fc8598e 3264 return RESET_TYPE_SILENT;
2716141c 3265 } else {
8fc8598e 3266 return RESET_TYPE_NORESET;
2716141c 3267 }
8fc8598e
JC		 3268}
3269
ef8a83e7
CO		 3270static void rtl8192_cancel_deferred_work(struct r8192_priv *priv);
3271static int _rtl8192_up(struct net_device *dev);
3272static int rtl8192_close(struct net_device *dev);
8fc8598e
JC		 3273
3274
3275
f4c6074a 3276static void CamRestoreAllEntry(struct net_device *dev)
8fc8598e
JC		 3277{
3278 u8 EntryId = 0;
3279 struct r8192_priv *priv = ieee80211_priv(dev);
9f7b8300 3280 u8 *MacAddr = priv->ieee80211->current_network.bssid;
8fc8598e
JC		 3281
3282 static u8 CAM_CONST_ADDR[4][6] = {
3283 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
3284 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
3285 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
972ff92f 3286 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03} };
2716141c
XR		 3287 static u8 CAM_CONST_BROAD[] = {
3288 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
8fc8598e 3289
25e4b9d5 3290 RT_TRACE(COMP_SEC, "CamRestoreAllEntry:\n");
8fc8598e
JC		 3291
3292
15f6d3a4 3293 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40) ||
2716141c 3294 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104)) {
2716141c 3295 for (EntryId = 0; EntryId < 4; EntryId++) {
8f896d61
XR		 3296 MacAddr = CAM_CONST_ADDR[EntryId];
3297 setKey(dev, EntryId, EntryId,
3298 priv->ieee80211->pairwise_key_type,
3299 MacAddr, 0, NULL);
8fc8598e
JC		 3300 }
3301
2716141c 3302 } else if (priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP) {
8f896d61
XR		 3303 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3304 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3305 (u8 *)dev->dev_addr, 0, NULL);
3306 else
3307 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3308 MacAddr, 0, NULL);
2716141c 3309 } else if (priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP) {
8f896d61
XR		 3310 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3311 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3312 (u8 *)dev->dev_addr, 0, NULL);
3313 else
3314 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3315 MacAddr, 0, NULL);
8fc8598e
JC		 3316 }
3317
3318
3319
2716141c 3320 if (priv->ieee80211->group_key_type == KEY_TYPE_TKIP) {
8fc8598e 3321 MacAddr = CAM_CONST_BROAD;
2716141c 3322 for (EntryId = 1; EntryId < 4; EntryId++) {
8f896d61
XR		 3323 setKey(dev, EntryId, EntryId,
3324 priv->ieee80211->group_key_type,
3325 MacAddr, 0, NULL);
8fc8598e 3326 }
34fc438a 3327 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
8f896d61
XR		 3328 setKey(dev, 0, 0, priv->ieee80211->group_key_type,
3329 CAM_CONST_ADDR[0], 0, NULL);
2716141c 3330 } else if (priv->ieee80211->group_key_type == KEY_TYPE_CCMP) {
8fc8598e 3331 MacAddr = CAM_CONST_BROAD;
2716141c 3332 for (EntryId = 1; EntryId < 4; EntryId++) {
8f896d61
XR		 3333 setKey(dev, EntryId, EntryId,
3334 priv->ieee80211->group_key_type,
3335 MacAddr, 0, NULL);
8fc8598e
JC		 3336 }
3337
34fc438a 3338 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
8f896d61
XR		 3339 setKey(dev, 0, 0, priv->ieee80211->group_key_type,
3340 CAM_CONST_ADDR[0], 0, NULL);
8fc8598e
JC		 3341 }
3342}
b7141cba 3343
14285c1f
RB		 3344/* This function is used to fix Tx/Rx stop bug temporarily.
3345 * This function will do "system reset" to NIC when Tx or Rx is stuck.
3346 * The method checking Tx/Rx stuck of this function is supported by FW,
3347 * which reports Tx and Rx counter to register 0x128 and 0x130.
3348 */
f4c6074a 3349static void rtl819x_ifsilentreset(struct net_device *dev)
8fc8598e 3350{
8fc8598e
JC		 3351 struct r8192_priv *priv = ieee80211_priv(dev);
3352 u8 reset_times = 0;
3353 int reset_status = 0;
3354 struct ieee80211_device *ieee = priv->ieee80211;
3355
3356
14285c1f
RB		 3357 /* If we need to check CCK stop, please uncomment this line. */
3358 /* bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter); */
8fc8598e 3359
2716141c 3360 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8fc8598e
JC		 3361RESET_START:
3362
25e4b9d5 3363 RT_TRACE(COMP_RESET, "=========>Reset progress!!\n");
8fc8598e 3364
14285c1f 3365 /* Set the variable for reset. */
8fc8598e 3366 priv->ResetProgress = RESET_TYPE_SILENT;
75deebb4 3367 mutex_lock(&priv->wx_mutex);
2716141c 3368 if (priv->up == 0) {
069b3162
RB		 3369 RT_TRACE(COMP_ERR,
3370 "%s():the driver is not up! return\n",
3371 __func__);
75deebb4 3372 mutex_unlock(&priv->wx_mutex);
3db37646 3373 return;
8fc8598e
JC		 3374 }
3375 priv->up = 0;
069b3162
RB		 3376 RT_TRACE(COMP_RESET,
3377 "%s():======>start to down the driver\n",
3378 __func__);
8fc8598e
JC		 3379
3380 rtl8192_rtx_disable(dev);
3381 rtl8192_cancel_deferred_work(priv);
3382 deinit_hal_dm(dev);
3383 del_timer_sync(&priv->watch_dog_timer);
3384
3385 ieee->sync_scan_hurryup = 1;
2716141c 3386 if (ieee->state == IEEE80211_LINKED) {
e379a9a8 3387 mutex_lock(&ieee->wx_mutex);
d6bbce06 3388 netdev_dbg(dev, "ieee->state is IEEE80211_LINKED\n");
8fc8598e
JC		 3389 ieee80211_stop_send_beacons(priv->ieee80211);
3390 del_timer_sync(&ieee->associate_timer);
8fc8598e 3391 cancel_delayed_work(&ieee->associate_retry_wq);
8fc8598e
JC		 3392 ieee80211_stop_scan(ieee);
3393 netif_carrier_off(dev);
e379a9a8 3394 mutex_unlock(&ieee->wx_mutex);
2716141c 3395 } else {
d6bbce06 3396 netdev_dbg(dev, "ieee->state is NOT LINKED\n");
2716141c
XR		 3397 ieee80211_softmac_stop_protocol(priv->ieee80211);
3398 }
75deebb4 3399 mutex_unlock(&priv->wx_mutex);
069b3162
RB		 3400 RT_TRACE(COMP_RESET,
3401 "%s():<==========down process is finished\n",
3402 __func__);
3403 RT_TRACE(COMP_RESET,
3404 "%s():===========>start up the driver\n",
3405 __func__);
8fc8598e
JC		 3406 reset_status = _rtl8192_up(dev);
3407
069b3162
RB		 3408 RT_TRACE(COMP_RESET,
3409 "%s():<===========up process is finished\n",
3410 __func__);
2716141c
XR		 3411 if (reset_status == -EAGAIN) {
3412 if (reset_times < 3) {
8fc8598e
JC		 3413 reset_times++;
3414 goto RESET_START;
2716141c 3415 } else {
069b3162
RB		 3416 RT_TRACE(COMP_ERR,
3417 " ERR!!! %s(): Reset Failed!!\n",
3418 __func__);
8fc8598e
JC		 3419 }
3420 }
8fc8598e 3421 ieee->is_silent_reset = 1;
8fc8598e 3422 EnableHWSecurityConfig8192(dev);
069b3162
RB		 3423 if (ieee->state == IEEE80211_LINKED &&
3424 ieee->iw_mode == IW_MODE_INFRA) {
3425 ieee->set_chan(ieee->dev,
3426 ieee->current_network.channel);
8fc8598e 3427
8fc8598e 3428 queue_work(ieee->wq, &ieee->associate_complete_wq);
8fc8598e 3429
069b3162
RB		 3430 } else if (ieee->state == IEEE80211_LINKED &&
3431 ieee->iw_mode == IW_MODE_ADHOC) {
3432 ieee->set_chan(ieee->dev,
3433 ieee->current_network.channel);
8fc8598e
JC		 3434 ieee->link_change(ieee->dev);
3435
8fc8598e
JC		 3436 ieee80211_start_send_beacons(ieee);
3437
3438 if (ieee->data_hard_resume)
3439 ieee->data_hard_resume(ieee->dev);
3440 netif_carrier_on(ieee->dev);
3441 }
8fc8598e
JC		 3442
3443 CamRestoreAllEntry(dev);
3444
3445 priv->ResetProgress = RESET_TYPE_NORESET;
3446 priv->reset_count++;
3447
2d39b002 3448 priv->bForcedSilentReset = false;
8fc8598e
JC		 3449 priv->bResetInProgress = false;
3450
14285c1f 3451 /* For test --> force write UFWP. */
8fc8598e 3452 write_nic_byte(dev, UFWP, 1);
069b3162
RB		 3453 RT_TRACE(COMP_RESET,
3454 "Reset finished!! ====>[%d]\n",
3455 priv->reset_count);
8fc8598e
JC		 3456 }
3457}
3458
f4c6074a 3459static void rtl819x_update_rxcounts(struct r8192_priv *priv, u32 *TotalRxBcnNum,
70bdf8a2 3460 u32 *TotalRxDataNum)
8fc8598e 3461{
35997ff0 3462 u16 SlotIndex;
8fc8598e
JC		 3463 u8 i;
3464
3465 *TotalRxBcnNum = 0;
3466 *TotalRxDataNum = 0;
3467
069b3162
RB		 3468 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++) %
3469 (priv->ieee80211->LinkDetectInfo.SlotNum);
3470 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] =
3471 priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
3472 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] =
3473 priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
2716141c 3474 for (i = 0; i < priv->ieee80211->LinkDetectInfo.SlotNum; i++) {
8fc8598e
JC		 3475 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
3476 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
3477 }
3478}
3479
3480
bdc01d57 3481static void rtl819x_watchdog_wqcallback(struct work_struct *work)
8fc8598e 3482{
a5959f3f 3483 struct delayed_work *dwork = to_delayed_work(work);
069b3162
RB		 3484 struct r8192_priv *priv = container_of(dwork,
3485 struct r8192_priv, watch_dog_wq);
8f896d61 3486 struct net_device *dev = priv->ieee80211->dev;
9f7b8300 3487 struct ieee80211_device *ieee = priv->ieee80211;
8fc8598e 3488 RESET_TYPE ResetType = RESET_TYPE_NORESET;
de13a3da 3489 static u8 check_reset_cnt;
8fc8598e 3490 bool bBusyTraffic = false;
2716141c
XR		 3491 u32 TotalRxBcnNum = 0;
3492 u32 TotalRxDataNum = 0;
8fc8598e 3493
34fc438a 3494 if (!priv->up)
8fc8598e
JC		 3495 return;
3496 hal_dm_watchdog(dev);
3497
14285c1f 3498 /* to get busy traffic condition */
8f896d61
XR		 3499 if (ieee->state == IEEE80211_LINKED) {
3500 if (ieee->LinkDetectInfo.NumRxOkInPeriod > 666 ||
28071d34 3501 ieee->LinkDetectInfo.NumTxOkInPeriod > 666) {
8f896d61 3502 bBusyTraffic = true;
8fc8598e 3503 }
8f896d61
XR		 3504 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
3505 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
3506 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
3507 }
14285c1f 3508 /* for AP roaming */
069b3162
RB		 3509 if (priv->ieee80211->state == IEEE80211_LINKED &&
3510 priv->ieee80211->iw_mode == IW_MODE_INFRA) {
8f896d61 3511 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
74a0266c 3512 if ((TotalRxBcnNum + TotalRxDataNum) == 0) {
8f896d61
XR		 3513#ifdef TODO
3514 if (rfState == eRfOff)
3515 RT_TRACE(COMP_ERR, "========>%s()\n", __func__);
3516#endif
069b3162
RB		 3517 netdev_dbg(dev,
3518 "===>%s(): AP is power off, connect another one\n",
3519 __func__);
8f896d61
XR		 3520 priv->ieee80211->state = IEEE80211_ASSOCIATING;
3521 notify_wx_assoc_event(priv->ieee80211);
069b3162
RB		 3522 RemovePeerTS(priv->ieee80211,
3523 priv->ieee80211->current_network.bssid);
8f896d61 3524 priv->ieee80211->link_change(dev);
069b3162
RB		 3525 queue_work(priv->ieee80211->wq,
3526 &priv->ieee80211->associate_procedure_wq);
8fc8598e 3527 }
8f896d61
XR		 3528 }
3529 priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod = 0;
3530 priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod = 0;
14285c1f 3531 /* check if reset the driver */
2716141c 3532 if (check_reset_cnt++ >= 3) {
35997ff0 3533 ResetType = rtl819x_ifcheck_resetornot(dev);
8fc8598e 3534 check_reset_cnt = 3;
8fc8598e 3535 }
0063fdfb 3536 /* This is control by OID set in Pomelo */
9f6bd88d 3537 if ((priv->force_reset) || (priv->ResetProgress == RESET_TYPE_NORESET &&
8f896d61 3538 (priv->bForcedSilentReset ||
0063fdfb 3539 (!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_SILENT)))) {
069b3162
RB		 3540 RT_TRACE(COMP_RESET,
3541 "%s():priv->force_reset is %d,priv->ResetProgress is %d, priv->bForcedSilentReset is %d,priv->bDisableNormalResetCheck is %d,ResetType is %d\n",
3542 __func__, priv->force_reset, priv->ResetProgress,
3543 priv->bForcedSilentReset,
3544 priv->bDisableNormalResetCheck, ResetType);
8fc8598e
JC		 3545 rtl819x_ifsilentreset(dev);
3546 }
8fc8598e
JC		 3547 priv->force_reset = false;
3548 priv->bForcedSilentReset = false;
3549 priv->bResetInProgress = false;
3550 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
8fc8598e
JC		 3551}
3552
bdc01d57 3553static void watch_dog_timer_callback(unsigned long data)
8fc8598e 3554{
74a0266c 3555 struct r8192_priv *priv = ieee80211_priv((struct net_device *)data);
7b25c24e 3556
1761a85c 3557 schedule_delayed_work(&priv->watch_dog_wq, 0);
069b3162 3558 mod_timer(&priv->watch_dog_timer,
34b8dae7 3559 jiffies + msecs_to_jiffies(IEEE80211_WATCH_DOG_TIME));
8fc8598e 3560}
b7141cba 3561
bdc01d57 3562static int _rtl8192_up(struct net_device *dev)
8fc8598e
JC		 3563{
3564 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 3565 int init_status = 0;
7b25c24e 3566
2d39b002
XR		 3567 priv->up = 1;
3568 priv->ieee80211->ieee_up = 1;
8fc8598e
JC		 3569 RT_TRACE(COMP_INIT, "Bringing up iface");
3570 init_status = rtl8192_adapter_start(dev);
2716141c 3571 if (!init_status) {
069b3162
RB		 3572 RT_TRACE(COMP_ERR, "ERR!!! %s(): initialization failed!\n",
3573 __func__);
2d39b002 3574 priv->up = priv->ieee80211->ieee_up = 0;
8fc8598e
JC		 3575 return -EAGAIN;
3576 }
3577 RT_TRACE(COMP_INIT, "start adapter finished\n");
3578 rtl8192_rx_enable(dev);
34fc438a 3579 if (priv->ieee80211->state != IEEE80211_LINKED)
8f896d61 3580 ieee80211_softmac_start_protocol(priv->ieee80211);
8fc8598e 3581 ieee80211_reset_queue(priv->ieee80211);
74a0266c 3582 watch_dog_timer_callback((unsigned long)dev);
34fc438a 3583 if (!netif_queue_stopped(dev))
8fc8598e
JC		 3584 netif_start_queue(dev);
3585 else
3586 netif_wake_queue(dev);
3587
3588 return 0;
3589}
3590
3591
f4c6074a 3592static int rtl8192_open(struct net_device *dev)
8fc8598e
JC		 3593{
3594 struct r8192_priv *priv = ieee80211_priv(dev);
3595 int ret;
7b25c24e 3596
75deebb4 3597 mutex_lock(&priv->wx_mutex);
8fc8598e 3598 ret = rtl8192_up(dev);
75deebb4 3599 mutex_unlock(&priv->wx_mutex);
8fc8598e 3600 return ret;
8fc8598e
JC		 3601}
3602
3603
3604int rtl8192_up(struct net_device *dev)
3605{
3606 struct r8192_priv *priv = ieee80211_priv(dev);
3607
f93b4685
CH		 3608 if (priv->up == 1)
3609 return -1;
8fc8598e
JC		 3610
3611 return _rtl8192_up(dev);
3612}
3613
3614
bdc01d57 3615static int rtl8192_close(struct net_device *dev)
8fc8598e
JC		 3616{
3617 struct r8192_priv *priv = ieee80211_priv(dev);
3618 int ret;
3619
75deebb4 3620 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3621
3622 ret = rtl8192_down(dev);
3623
75deebb4 3624 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3625
3626 return ret;
8fc8598e
JC		 3627}
3628
3629int rtl8192_down(struct net_device *dev)
3630{
3631 struct r8192_priv *priv = ieee80211_priv(dev);
3632 int i;
3633
f93b4685
CH		 3634 if (priv->up == 0)
3635 return -1;
8fc8598e 3636
2d39b002 3637 priv->up = 0;
8fc8598e 3638 priv->ieee80211->ieee_up = 0;
5b3b215b 3639 RT_TRACE(COMP_DOWN, "==========>%s()\n", __func__);
8f896d61 3640 /* FIXME */
8fc8598e
JC		 3641 if (!netif_queue_stopped(dev))
3642 netif_stop_queue(dev);
3643
3644 rtl8192_rtx_disable(dev);
8fc8598e 3645
8f896d61 3646 /* Tx related queue release */
2716141c 3647 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3648 skb_queue_purge(&priv->ieee80211->skb_waitQ[i]);
2716141c 3649 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3650 skb_queue_purge(&priv->ieee80211->skb_aggQ[i]);
8fc8598e 3651
2716141c 3652 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3653 skb_queue_purge(&priv->ieee80211->skb_drv_aggQ[i]);
8fc8598e 3654
14285c1f
RB		 3655 /* as cancel_delayed_work will del work->timer, so if work is not
3656 * defined as struct delayed_work, it will corrupt
3657 */
8fc8598e
JC		 3658 rtl8192_cancel_deferred_work(priv);
3659 deinit_hal_dm(dev);
3660 del_timer_sync(&priv->watch_dog_timer);
3661
3662
3663 ieee80211_softmac_stop_protocol(priv->ieee80211);
069b3162
RB		 3664 memset(&priv->ieee80211->current_network, 0,
3665 offsetof(struct ieee80211_network, list));
5b3b215b 3666 RT_TRACE(COMP_DOWN, "<==========%s()\n", __func__);
8fc8598e 3667
8f896d61 3668 return 0;
8fc8598e
JC		 3669}
3670
3671
3672void rtl8192_commit(struct net_device *dev)
3673{
3674 struct r8192_priv *priv = ieee80211_priv(dev);
3675 int reset_status = 0;
7b25c24e 3676
f93b4685
CH		 3677 if (priv->up == 0)
3678 return;
8fc8598e
JC		 3679 priv->up = 0;
3680
3681 rtl8192_cancel_deferred_work(priv);
3682 del_timer_sync(&priv->watch_dog_timer);
8fc8598e
JC		 3683
3684 ieee80211_softmac_stop_protocol(priv->ieee80211);
3685
8fc8598e
JC		 3686 rtl8192_rtx_disable(dev);
3687 reset_status = _rtl8192_up(dev);
8fc8598e
JC		 3688}
3689
bdc01d57 3690static void rtl8192_restart(struct work_struct *work)
8fc8598e 3691{
069b3162
RB		 3692 struct r8192_priv *priv = container_of(work, struct r8192_priv,
3693 reset_wq);
e406322b 3694 struct net_device *dev = priv->ieee80211->dev;
8fc8598e 3695
75deebb4 3696 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3697
3698 rtl8192_commit(dev);
3699
75deebb4 3700 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3701}
3702
3703static void r8192_set_multicast(struct net_device *dev)
3704{
3705 struct r8192_priv *priv = ieee80211_priv(dev);
3706 short promisc;
3707
8fc8598e
JC		 3708 /* FIXME FIXME */
3709
15f6d3a4 3710 promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
8fc8598e
JC		 3711
3712 if (promisc != priv->promisc)
8fc8598e 3713
8f896d61 3714 priv->promisc = promisc;
8fc8598e
JC		 3715}
3716
3717
f4c6074a 3718static int r8192_set_mac_adr(struct net_device *dev, void *mac)
8fc8598e
JC		 3719{
3720 struct r8192_priv *priv = ieee80211_priv(dev);
3721 struct sockaddr *addr = mac;
3722
75deebb4 3723 mutex_lock(&priv->wx_mutex);
8fc8598e 3724
4e0407b4 3725 ether_addr_copy(dev->dev_addr, addr->sa_data);
8fc8598e 3726
8fc8598e 3727 schedule_work(&priv->reset_wq);
75deebb4 3728 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3729
3730 return 0;
3731}
3732
3733/* based on ipw2200 driver */
f4c6074a 3734static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
8fc8598e
JC		 3735{
3736 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3737 struct iwreq *wrq = (struct iwreq *)rq;
2d39b002 3738 int ret = -1;
8fc8598e
JC		 3739 struct ieee80211_device *ieee = priv->ieee80211;
3740 u32 key[4];
3ab31c7b 3741 u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
8fc8598e 3742 struct iw_point *p = &wrq->u.data;
57c259fb 3743 struct ieee_param *ipw = NULL;
8fc8598e 3744
75deebb4 3745 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3746
3747
8f896d61
XR		 3748 if (p->length < sizeof(struct ieee_param) || !p->pointer) {
3749 ret = -EINVAL;
3750 goto out;
3751 }
8fc8598e 3752
38272d20
TB		 3753 ipw = memdup_user(p->pointer, p->length);
3754 if (IS_ERR(ipw)) {
3755 ret = PTR_ERR(ipw);
8f896d61
XR		 3756 goto out;
3757 }
8fc8598e
JC		 3758
3759 switch (cmd) {
24fbe875 3760 case RTL_IOCTL_WPA_SUPPLICANT:
14285c1f 3761 /* parse here for HW security */
2716141c
XR		 3762 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION) {
3763 if (ipw->u.crypt.set_tx) {
3764 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
24fbe875 3765 ieee->pairwise_key_type = KEY_TYPE_CCMP;
2716141c 3766 } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
24fbe875 3767 ieee->pairwise_key_type = KEY_TYPE_TKIP;
2716141c 3768 } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
24fbe875
SH		 3769 if (ipw->u.crypt.key_len == 13)
3770 ieee->pairwise_key_type = KEY_TYPE_WEP104;
3771 else if (ipw->u.crypt.key_len == 5)
3772 ieee->pairwise_key_type = KEY_TYPE_WEP40;
2716141c 3773 } else {
24fbe875 3774 ieee->pairwise_key_type = KEY_TYPE_NA;
2716141c 3775 }
24fbe875 3776
2716141c 3777 if (ieee->pairwise_key_type) {
9f7b8300 3778 memcpy((u8 *)key, ipw->u.crypt.key, 16);
24fbe875 3779 EnableHWSecurityConfig8192(dev);
14285c1f
RB		 3780 /* We fill both index entry and 4th
3781 * entry for pairwise key as in IPW
3782 * interface, adhoc will only get here,
3783 * so we need index entry for its
3784 * default key serching!
3785 */
069b3162
RB		 3786 setKey(dev, 4, ipw->u.crypt.idx,
3787 ieee->pairwise_key_type,
3788 (u8 *)ieee->ap_mac_addr,
3789 0, key);
24fbe875 3790 if (ieee->auth_mode != 2)
069b3162
RB		 3791 setKey(dev, ipw->u.crypt.idx,
3792 ipw->u.crypt.idx,
3793 ieee->pairwise_key_type,
3794 (u8 *)ieee->ap_mac_addr,
3795 0, key);
24fbe875 3796 }
2716141c 3797 } else {
9f7b8300 3798 memcpy((u8 *)key, ipw->u.crypt.key, 16);
2716141c 3799 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
2d39b002 3800 ieee->group_key_type = KEY_TYPE_CCMP;
2716141c 3801 } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
24fbe875 3802 ieee->group_key_type = KEY_TYPE_TKIP;
2716141c 3803 } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
24fbe875
SH		 3804 if (ipw->u.crypt.key_len == 13)
3805 ieee->group_key_type = KEY_TYPE_WEP104;
3806 else if (ipw->u.crypt.key_len == 5)
3807 ieee->group_key_type = KEY_TYPE_WEP40;
2716141c 3808 } else {
24fbe875 3809 ieee->group_key_type = KEY_TYPE_NA;
2716141c 3810 }
8fc8598e 3811
2716141c 3812 if (ieee->group_key_type) {
8f896d61 3813 setKey(dev, ipw->u.crypt.idx,
0063fdfb
RB		 3814 /* KeyIndex */
3815 ipw->u.crypt.idx,
3816 /* KeyType */
3817 ieee->group_key_type,
3818 /* MacAddr */
3819 broadcast_addr,
3820 /* DefaultKey */
3821 0,
3822 /* KeyContent */
3823 key);
8fc8598e
JC		 3824 }
3825 }
24fbe875 3826 }
069b3162
RB		 3827 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211,
3828 &wrq->u.data);
8fc8598e
JC		 3829 break;
3830
24fbe875 3831 default:
8fc8598e
JC		 3832 ret = -EOPNOTSUPP;
3833 break;
3834 }
3835 kfree(ipw);
e406322b 3836 ipw = NULL;
8fc8598e 3837out:
75deebb4 3838 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3839 return ret;
3840}
3841
f4c6074a 3842static u8 HwRateToMRate90(bool bIsHT, u8 rate)
8fc8598e
JC		 3843{
3844 u8 ret_rate = 0xff;
3845
34fc438a 3846 if (!bIsHT) {
81669597 3847 switch (rate) {
a7be0279
RB		 3848 case DESC90_RATE1M:
3849 ret_rate = MGN_1M;
3850 break;
3851 case DESC90_RATE2M:
3852 ret_rate = MGN_2M;
3853 break;
3854 case DESC90_RATE5_5M:
3855 ret_rate = MGN_5_5M;
3856 break;
3857 case DESC90_RATE11M:
3858 ret_rate = MGN_11M;
3859 break;
3860 case DESC90_RATE6M:
3861 ret_rate = MGN_6M;
3862 break;
3863 case DESC90_RATE9M:
3864 ret_rate = MGN_9M;
3865 break;
3866 case DESC90_RATE12M:
3867 ret_rate = MGN_12M;
3868 break;
3869 case DESC90_RATE18M:
3870 ret_rate = MGN_18M;
3871 break;
3872 case DESC90_RATE24M:
3873 ret_rate = MGN_24M;
3874 break;
3875 case DESC90_RATE36M:
3876 ret_rate = MGN_36M;
3877 break;
3878 case DESC90_RATE48M:
3879 ret_rate = MGN_48M;
3880 break;
3881 case DESC90_RATE54M:
3882 ret_rate = MGN_54M;
3883 break;
3884
3885 default:
3886 ret_rate = 0xff;
069b3162
RB		 3887 RT_TRACE(COMP_RECV,
3888 "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",
3889 rate, bIsHT);
a7be0279 3890 break;
8fc8598e
JC		 3891 }
3892
3893 } else {
81669597 3894 switch (rate) {
a7be0279
RB		 3895 case DESC90_RATEMCS0:
3896 ret_rate = MGN_MCS0;
3897 break;
3898 case DESC90_RATEMCS1:
3899 ret_rate = MGN_MCS1;
3900 break;
3901 case DESC90_RATEMCS2:
3902 ret_rate = MGN_MCS2;
3903 break;
3904 case DESC90_RATEMCS3:
3905 ret_rate = MGN_MCS3;
3906 break;
3907 case DESC90_RATEMCS4:
3908 ret_rate = MGN_MCS4;
3909 break;
3910 case DESC90_RATEMCS5:
3911 ret_rate = MGN_MCS5;
3912 break;
3913 case DESC90_RATEMCS6:
3914 ret_rate = MGN_MCS6;
3915 break;
3916 case DESC90_RATEMCS7:
3917 ret_rate = MGN_MCS7;
3918 break;
3919 case DESC90_RATEMCS8:
3920 ret_rate = MGN_MCS8;
3921 break;
3922 case DESC90_RATEMCS9:
3923 ret_rate = MGN_MCS9;
3924 break;
3925 case DESC90_RATEMCS10:
3926 ret_rate = MGN_MCS10;
3927 break;
3928 case DESC90_RATEMCS11:
3929 ret_rate = MGN_MCS11;
3930 break;
3931 case DESC90_RATEMCS12:
3932 ret_rate = MGN_MCS12;
3933 break;
3934 case DESC90_RATEMCS13:
3935 ret_rate = MGN_MCS13;
3936 break;
3937 case DESC90_RATEMCS14:
3938 ret_rate = MGN_MCS14;
3939 break;
3940 case DESC90_RATEMCS15:
3941 ret_rate = MGN_MCS15;
3942 break;
3943 case DESC90_RATEMCS32:
74a0266c 3944 ret_rate = 0x80 | 0x20;
a7be0279
RB		 3945 break;
3946
3947 default:
3948 ret_rate = 0xff;
069b3162
RB		 3949 RT_TRACE(COMP_RECV,
3950 "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",
3951 rate, bIsHT);
a7be0279 3952 break;
8fc8598e
JC		 3953 }
3954 }
3955
3956 return ret_rate;
3957}
3958
3959/**
3960 * Function: UpdateRxPktTimeStamp
8ef3a7ed 3961 * Overview: Record the TSF time stamp when receiving a packet
8fc8598e
JC		 3962 *
3963 * Input:
3964 * PADAPTER Adapter
3965 * PRT_RFD pRfd,
3966 *
3967 * Output:
3968 * PRT_RFD pRfd
3969 * (pRfd->Status.TimeStampHigh is updated)
3970 * (pRfd->Status.TimeStampLow is updated)
3971 * Return:
3972 * None
3973 */
46326d26
TB		 3974static void UpdateRxPktTimeStamp8190(struct net_device *dev,
3975 struct ieee80211_rx_stats *stats)
8fc8598e
JC		 3976{
3977 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3978
81669597 3979 if (stats->bIsAMPDU && !stats->bFirstMPDU) {
8fc8598e
JC		 3980 stats->mac_time[0] = priv->LastRxDescTSFLow;
3981 stats->mac_time[1] = priv->LastRxDescTSFHigh;
3982 } else {
3983 priv->LastRxDescTSFLow = stats->mac_time[0];
3984 priv->LastRxDescTSFHigh = stats->mac_time[1];
3985 }
3986}
3987
0063fdfb
RB		 3988/* 0-100 index. */
3989static long rtl819x_translate_todbm(u8 signal_strength_index)
8fc8598e 3990{
14285c1f 3991 long signal_power; /* in dBm. */
8fc8598e 3992
14285c1f 3993 /* Translate to dBm (x=0.5y-95). */
8fc8598e
JC		 3994 signal_power = (long)((signal_strength_index + 1) >> 1);
3995 signal_power -= 95;
3996
3997 return signal_power;
3998}
3999
4000
14285c1f
RB		 4001/* We can not declare RSSI/EVM total value of sliding window to
4002 * be a local static. Otherwise, it may increase when we return from S3/S4. The
4003 * value will be kept in memory or disk. Declare the value in the adaptor
4004 * and it will be reinitialized when returned from S3/S4.
4005 */
f4c6074a
AR		 4006static void rtl8192_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
4007 struct ieee80211_rx_stats *pprevious_stats,
4008 struct ieee80211_rx_stats *pcurrent_stats)
8fc8598e
JC		 4009{
4010 bool bcheck = false;
4011 u8 rfpath;
4012 u32 nspatial_stream, tmp_val;
de13a3da
SH		 4013 static u32 slide_rssi_index, slide_rssi_statistics;
4014 static u32 slide_evm_index, slide_evm_statistics;
4015 static u32 last_rssi, last_evm;
8fc8598e 4016
069b3162
RB		 4017 static u32 slide_beacon_adc_pwdb_index;
4018 static u32 slide_beacon_adc_pwdb_statistics;
de13a3da 4019 static u32 last_beacon_adc_pwdb;
8fc8598e 4020
5c2918a5 4021 struct rtl_80211_hdr_3addr *hdr;
3db37646 4022 u16 sc;
3ab31c7b 4023 unsigned int frag, seq;
7b25c24e 4024
5c2918a5 4025 hdr = (struct rtl_80211_hdr_3addr *)buffer;
8fc8598e
JC		 4026 sc = le16_to_cpu(hdr->seq_ctl);
4027 frag = WLAN_GET_SEQ_FRAG(sc);
4028 seq = WLAN_GET_SEQ_SEQ(sc);
14285c1f 4029 /* to record the sequence number */
8fc8598e 4030 pcurrent_stats->Seq_Num = seq;
14285c1f
RB		 4031
4032 /* Check whether we should take the previous packet into accounting */
2716141c 4033 if (!pprevious_stats->bIsAMPDU) {
14285c1f 4034 /* if previous packet is not aggregated packet */
8fc8598e 4035 bcheck = true;
8fc8598e
JC		 4036 }
4037
2716141c 4038 if (slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 4039 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
4040 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
4041 priv->stats.slide_rssi_total -= last_rssi;
4042 }
4043 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
4044
069b3162
RB		 4045 priv->stats.slide_signal_strength[slide_rssi_index++] =
4046 pprevious_stats->SignalStrength;
34fc438a 4047 if (slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
8fc8598e
JC		 4048 slide_rssi_index = 0;
4049
14285c1f 4050 /* <1> Showed on UI for user, in dbm */
74a0266c 4051 tmp_val = priv->stats.slide_rssi_total / slide_rssi_statistics;
8fc8598e
JC		 4052 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
4053 pcurrent_stats->rssi = priv->stats.signal_strength;
14285c1f
RB		 4054
4055 /* If the previous packet does not match the criteria, neglect it */
2716141c 4056 if (!pprevious_stats->bPacketMatchBSSID) {
34fc438a 4057 if (!pprevious_stats->bToSelfBA)
8fc8598e
JC		 4058 return;
4059 }
4060
34fc438a 4061 if (!bcheck)
8fc8598e
JC		 4062 return;
4063
4064
14285c1f
RB		 4065 /* only rtl8190 supported
4066 * rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
4067 */
8fc8598e 4068
14285c1f 4069 /* Check RSSI */
8fc8598e
JC		 4070 priv->stats.num_process_phyinfo++;
4071
4072 /* record the general signal strength to the sliding window. */
4073
4074
14285c1f
RB		 4075 /* <2> Showed on UI for engineering
4076 * hardware does not provide rssi information for each rf path in CCK
4077 */
069b3162
RB		 4078 if (!pprevious_stats->bIsCCK &&
4079 (pprevious_stats->bPacketToSelf || pprevious_stats->bToSelfBA)) {
2716141c 4080 for (rfpath = RF90_PATH_A; rfpath < priv->NumTotalRFPath; rfpath++) {
069b3162
RB		 4081 if (!rtl8192_phy_CheckIsLegalRFPath(
4082 priv->ieee80211->dev, rfpath))
8f896d61 4083 continue;
8fc8598e 4084
34fc438a 4085 if (priv->stats.rx_rssi_percentage[rfpath] == 0)
069b3162
RB		 4086 priv->stats.rx_rssi_percentage[rfpath] =
4087 pprevious_stats->RxMIMOSignalStrength[rfpath];
2716141c 4088 if (pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath]) {
8fc8598e 4089 priv->stats.rx_rssi_percentage[rfpath] =
74a0266c
RB		 4090 ((priv->stats.rx_rssi_percentage[rfpath] * (Rx_Smooth_Factor - 1)) +
4091 (pprevious_stats->RxMIMOSignalStrength[rfpath])) / (Rx_Smooth_Factor);
8fc8598e 4092 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
2716141c 4093 } else {
8fc8598e 4094 priv->stats.rx_rssi_percentage[rfpath] =
74a0266c
RB		 4095 ((priv->stats.rx_rssi_percentage[rfpath] * (Rx_Smooth_Factor - 1)) +
4096 (pprevious_stats->RxMIMOSignalStrength[rfpath])) / (Rx_Smooth_Factor);
8fc8598e 4097 }
069b3162
RB		 4098 RT_TRACE(COMP_DBG,
4099 "priv->stats.rx_rssi_percentage[rfPath] = %d\n",
4100 priv->stats.rx_rssi_percentage[rfpath]);
8fc8598e
JC		 4101 }
4102 }
4103
4104
14285c1f 4105 /* Check PWDB. */
8fc8598e 4106 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
15f6d3a4 4107 pprevious_stats->bIsCCK ? "CCK" : "OFDM",
8f896d61 4108 pprevious_stats->RxPWDBAll);
8fc8598e 4109
2716141c 4110 if (pprevious_stats->bPacketBeacon) {
8f896d61 4111 /* record the beacon pwdb to the sliding window. */
2716141c 4112 if (slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 4113 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
4114 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
4115 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
8fc8598e
JC		 4116 }
4117 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
4118 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
8fc8598e 4119 slide_beacon_adc_pwdb_index++;
34fc438a 4120 if (slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
8fc8598e 4121 slide_beacon_adc_pwdb_index = 0;
74a0266c 4122 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total / slide_beacon_adc_pwdb_statistics;
34fc438a 4123 if (pprevious_stats->RxPWDBAll >= 3)
8fc8598e
JC		 4124 pprevious_stats->RxPWDBAll -= 3;
4125 }
4126
4127 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
15f6d3a4 4128 pprevious_stats->bIsCCK ? "CCK" : "OFDM",
8f896d61 4129 pprevious_stats->RxPWDBAll);
8fc8598e
JC		 4130
4131
069b3162
RB		 4132 if (pprevious_stats->bPacketToSelf ||
4133 pprevious_stats->bPacketBeacon ||
4134 pprevious_stats->bToSelfBA) {
0063fdfb
RB		 4135 if (priv->undecorated_smoothed_pwdb < 0)
4136 /* initialize */
069b3162
RB		 4137 priv->undecorated_smoothed_pwdb =
4138 pprevious_stats->RxPWDBAll;
2716141c 4139 if (pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb) {
8fc8598e 4140 priv->undecorated_smoothed_pwdb =
74a0266c
RB		 4141 (((priv->undecorated_smoothed_pwdb) * (Rx_Smooth_Factor - 1)) +
4142 (pprevious_stats->RxPWDBAll)) / (Rx_Smooth_Factor);
8fc8598e 4143 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
2716141c 4144 } else {
8fc8598e 4145 priv->undecorated_smoothed_pwdb =
74a0266c
RB		 4146 (((priv->undecorated_smoothed_pwdb) * (Rx_Smooth_Factor - 1)) +
4147 (pprevious_stats->RxPWDBAll)) / (Rx_Smooth_Factor);
8fc8598e 4148 }
8fc8598e
JC		 4149 }
4150
14285c1f 4151 /* Check EVM */
8fc8598e 4152 /* record the general EVM to the sliding window. */
2716141c 4153 if (pprevious_stats->SignalQuality) {
069b3162
RB		 4154 if (pprevious_stats->bPacketToSelf ||
4155 pprevious_stats->bPacketBeacon ||
4156 pprevious_stats->bToSelfBA) {
2716141c 4157 if (slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 4158 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
4159 last_evm = priv->stats.slide_evm[slide_evm_index];
4160 priv->stats.slide_evm_total -= last_evm;
4161 }
4162
069b3162
RB		 4163 priv->stats.slide_evm_total +=
4164 pprevious_stats->SignalQuality;
8fc8598e 4165
069b3162
RB		 4166 priv->stats.slide_evm[slide_evm_index++] =
4167 pprevious_stats->SignalQuality;
34fc438a 4168 if (slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
8fc8598e
JC		 4169 slide_evm_index = 0;
4170
14285c1f 4171 /* <1> Showed on UI for user, in percentage. */
069b3162
RB		 4172 tmp_val = priv->stats.slide_evm_total /
4173 slide_evm_statistics;
8fc8598e 4174 priv->stats.signal_quality = tmp_val;
0063fdfb
RB		 4175 /* Showed on UI for user in Windows Vista,
4176 * for Link quality.
4177 */
8fc8598e
JC		 4178 priv->stats.last_signal_strength_inpercent = tmp_val;
4179 }
4180
14285c1f 4181 /* <2> Showed on UI for engineering */
069b3162
RB		 4182 if (pprevious_stats->bPacketToSelf ||
4183 pprevious_stats->bPacketBeacon ||
4184 pprevious_stats->bToSelfBA) {
81669597 4185 for (nspatial_stream = 0; nspatial_stream < 2; nspatial_stream++) { /* 2 spatial stream */
2716141c 4186 if (pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1) {
92e21616 4187 if (priv->stats.rx_evm_percentage[nspatial_stream] == 0) /* initialize */
8fc8598e 4188 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
8fc8598e 4189 priv->stats.rx_evm_percentage[nspatial_stream] =
74a0266c
RB		 4190 ((priv->stats.rx_evm_percentage[nspatial_stream] * (Rx_Smooth_Factor - 1)) +
4191 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream] * 1)) / (Rx_Smooth_Factor);
8fc8598e
JC		 4192 }
4193 }
4194 }
4195 }
8fc8598e
JC		 4196}
4197
4198/*-----------------------------------------------------------------------------
4199 * Function: rtl819x_query_rxpwrpercentage()
4200 *
4201 * Overview:
4202 *
4203 * Input: char antpower
4204 *
4205 * Output: NONE
4206 *
4207 * Return: 0-100 percentage
8fc8598e 4208 *---------------------------------------------------------------------------*/
f352a9ee 4209static u8 rtl819x_query_rxpwrpercentage(s8 antpower)
8fc8598e
JC		 4210{
4211 if ((antpower <= -100) || (antpower >= 20))
8fc8598e 4212 return 0;
8fc8598e 4213 else if (antpower >= 0)
8fc8598e 4214 return 100;
8fc8598e 4215 else
2c7c0c34 4216 return 100 + antpower;
8fc8598e
JC		 4217
4218} /* QueryRxPwrPercentage */
4219
f352a9ee 4220static u8 rtl819x_evm_dbtopercentage(s8 value)
8fc8598e 4221{
f352a9ee 4222 s8 ret_val;
8fc8598e 4223
8f896d61 4224 ret_val = value;
8fc8598e 4225
8f896d61
XR		 4226 if (ret_val >= 0)
4227 ret_val = 0;
4228 if (ret_val <= -33)
4229 ret_val = -33;
4230 ret_val = 0 - ret_val;
4231 ret_val *= 3;
34fc438a 4232 if (ret_val == 99)
8fc8598e 4233 ret_val = 100;
2c7c0c34 4234 return ret_val;
8fc8598e 4235}
b7141cba 4236
14285c1f 4237/* We want good-looking for signal strength/quality */
46326d26 4238static long rtl819x_signal_scale_mapping(long currsig)
8fc8598e
JC		 4239{
4240 long retsig;
4241
14285c1f 4242 /* Step 1. Scale mapping. */
34fc438a 4243 if (currsig >= 61 && currsig <= 100)
8fc8598e 4244 retsig = 90 + ((currsig - 60) / 4);
34fc438a 4245 else if (currsig >= 41 && currsig <= 60)
8fc8598e 4246 retsig = 78 + ((currsig - 40) / 2);
34fc438a 4247 else if (currsig >= 31 && currsig <= 40)
8fc8598e 4248 retsig = 66 + (currsig - 30);
34fc438a 4249 else if (currsig >= 21 && currsig <= 30)
8fc8598e 4250 retsig = 54 + (currsig - 20);
34fc438a 4251 else if (currsig >= 5 && currsig <= 20)
8fc8598e 4252 retsig = 42 + (((currsig - 5) * 2) / 3);
34fc438a 4253 else if (currsig == 4)
8fc8598e 4254 retsig = 36;
34fc438a 4255 else if (currsig == 3)
8fc8598e 4256 retsig = 27;
34fc438a 4257 else if (currsig == 2)
8fc8598e 4258 retsig = 18;
34fc438a 4259 else if (currsig == 1)
8fc8598e 4260 retsig = 9;
8fc8598e 4261 else
8fc8598e 4262 retsig = currsig;
8fc8598e
JC		 4263
4264 return retsig;
4265}
4266
f2c3d800
XR		 4267static inline bool rx_hal_is_cck_rate(struct rx_drvinfo_819x_usb *pdrvinfo)
4268{
4269 if (pdrvinfo->RxHT)
4270 return false;
4271
4272 switch (pdrvinfo->RxRate) {
4273 case DESC90_RATE1M:
4274 case DESC90_RATE2M:
4275 case DESC90_RATE5_5M:
4276 case DESC90_RATE11M:
4277 return true;
4278 default:
4279 return false;
4280 }
4281}
4282
70bdf8a2
XR		 4283static void rtl8192_query_rxphystatus(struct r8192_priv *priv,
4284 struct ieee80211_rx_stats *pstats,
4285 rx_drvinfo_819x_usb *pdrvinfo,
4286 struct ieee80211_rx_stats *precord_stats,
4287 bool bpacket_match_bssid,
4288 bool bpacket_toself,
4289 bool bPacketBeacon,
4290 bool bToSelfBA)
8fc8598e 4291{
9f7b8300
XR		 4292 phy_sts_ofdm_819xusb_t *pofdm_buf;
4293 phy_sts_cck_819xusb_t *pcck_buf;
4294 phy_ofdm_rx_status_rxsc_sgien_exintfflag *prxsc;
069b3162
RB		 4295 u8 *prxpkt;
4296 u8 i, max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
f352a9ee
AB		 4297 s8 rx_pwr[4], rx_pwr_all = 0;
4298 s8 rx_snrX, rx_evmX;
069b3162
RB		 4299 u8 evm, pwdb_all;
4300 u32 RSSI, total_rssi = 0;
4301 u8 is_cck_rate = 0;
4302 u8 rf_rx_num = 0;
4303 u8 sq;
8fc8598e
JC		 4304
4305
4306 priv->stats.numqry_phystatus++;
4307
4308 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
4309
14285c1f 4310 /* Record it for next packet processing */
8fc8598e 4311 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
069b3162
RB		 4312 pstats->bPacketMatchBSSID =
4313 precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
8fc8598e 4314 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
57c259fb 4315 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;
8fc8598e
JC		 4316 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
4317 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
4318
9f7b8300 4319 prxpkt = (u8 *)pdrvinfo;
8fc8598e
JC		 4320
4321 /* Move pointer to the 16th bytes. Phy status start address. */
4322 prxpkt += sizeof(rx_drvinfo_819x_usb);
4323
4324 /* Initial the cck and ofdm buffer pointer */
4325 pcck_buf = (phy_sts_cck_819xusb_t *)prxpkt;
4326 pofdm_buf = (phy_sts_ofdm_819xusb_t *)prxpkt;
4327
4328 pstats->RxMIMOSignalQuality[0] = -1;
4329 pstats->RxMIMOSignalQuality[1] = -1;
4330 precord_stats->RxMIMOSignalQuality[0] = -1;
4331 precord_stats->RxMIMOSignalQuality[1] = -1;
4332
2716141c 4333 if (is_cck_rate) {
14285c1f 4334 /* (1)Hardware does not provide RSSI for CCK */
8fc8598e 4335
957f95bf 4336 /* (2)PWDB, Average PWDB calculated by hardware
0063fdfb
RB		 4337 * (for rate adaptive)
4338 */
57c259fb 4339 u8 report;
8fc8598e
JC		 4340
4341 priv->stats.numqry_phystatusCCK++;
4342
2716141c 4343 if (!priv->bCckHighPower) {
8fc8598e 4344 report = pcck_buf->cck_agc_rpt & 0xc0;
278c0942 4345 report >>= 6;
2716141c 4346 switch (report) {
8f896d61
XR		 4347 case 0x3:
4348 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
4349 break;
4350 case 0x2:
4351 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
4352 break;
4353 case 0x1:
4354 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
4355 break;
4356 case 0x0:
4357 rx_pwr_all = 6 - (pcck_buf->cck_agc_rpt & 0x3e);
4358 break;
8fc8598e 4359 }
2716141c 4360 } else {
8fc8598e 4361 report = pcck_buf->cck_agc_rpt & 0x60;
278c0942 4362 report >>= 5;
2716141c 4363 switch (report) {
8f896d61 4364 case 0x3:
74a0266c 4365 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4366 break;
4367 case 0x2:
74a0266c 4368 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4369 break;
4370 case 0x1:
74a0266c 4371 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4372 break;
4373 case 0x0:
74a0266c 4374 rx_pwr_all = 6 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61 4375 break;
8fc8598e
JC		 4376 }
4377 }
4378
4379 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
4380 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
4381 pstats->RecvSignalPower = pwdb_all;
4382
14285c1f 4383 /* (3) Get Signal Quality (EVM) */
8fc8598e 4384
8f896d61
XR		 4385 if (pstats->RxPWDBAll > 40) {
4386 sq = 100;
4387 } else {
4388 sq = pcck_buf->sq_rpt;
8fc8598e 4389
8f896d61
XR		 4390 if (pcck_buf->sq_rpt > 64)
4391 sq = 0;
4392 else if (pcck_buf->sq_rpt < 20)
4393 sq = 100;
4394 else
74a0266c 4395 sq = ((64 - sq) * 100) / 44;
8f896d61
XR		 4396 }
4397 pstats->SignalQuality = precord_stats->SignalQuality = sq;
069b3162
RB		 4398 pstats->RxMIMOSignalQuality[0] =
4399 precord_stats->RxMIMOSignalQuality[0] = sq;
4400 pstats->RxMIMOSignalQuality[1] =
4401 precord_stats->RxMIMOSignalQuality[1] = -1;
2716141c
XR		 4402
4403 } else {
8fc8598e 4404 priv->stats.numqry_phystatusHT++;
14285c1f
RB		 4405
4406 /* (1)Get RSSI for HT rate */
2716141c 4407 for (i = RF90_PATH_A; i < priv->NumTotalRFPath; i++) {
14285c1f 4408 /* We will judge RF RX path now. */
8fc8598e
JC		 4409 if (priv->brfpath_rxenable[i])
4410 rf_rx_num++;
4411 else
4412 continue;
4413
069b3162
RB		 4414 if (!rtl8192_phy_CheckIsLegalRFPath(
4415 priv->ieee80211->dev, i))
8fc8598e
JC		 4416 continue;
4417
069b3162
RB		 4418 rx_pwr[i] =
4419 ((pofdm_buf->trsw_gain_X[i] & 0x3F) * 2) - 106;
8fc8598e 4420
14285c1f 4421 /* Get Rx snr value in DB */
8fc8598e 4422 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
f352a9ee 4423 rx_snrX = (s8)(tmp_rxsnr);
8fc8598e
JC		 4424 rx_snrX /= 2;
4425 priv->stats.rxSNRdB[i] = (long)rx_snrX;
4426
4427 /* Translate DBM to percentage. */
4428 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
4429 total_rssi += RSSI;
4430
4431 /* Record Signal Strength for next packet */
74a0266c
RB		 4432 pstats->RxMIMOSignalStrength[i] = (u8)RSSI;
4433 precord_stats->RxMIMOSignalStrength[i] = (u8)RSSI;
8fc8598e
JC		 4434 }
4435
4436
957f95bf 4437 /* (2)PWDB, Average PWDB calculated by hardware
14285c1f
RB		 4438 * (for rate adaptive)
4439 */
74a0266c 4440 rx_pwr_all = (((pofdm_buf->pwdb_all) >> 1) & 0x7f) - 106;
8fc8598e
JC		 4441 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
4442
4443 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
4444 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
4445
14285c1f 4446 /* (3)EVM of HT rate */
204ecd39 4447 if (pdrvinfo->RxHT && pdrvinfo->RxRate >= DESC90_RATEMCS8 &&
8f896d61 4448 pdrvinfo->RxRate <= DESC90_RATEMCS15)
0063fdfb
RB		 4449 /* both spatial stream make sense */
4450 max_spatial_stream = 2;
8fc8598e 4451 else
0063fdfb
RB		 4452 /* only spatial stream 1 makes sense */
4453 max_spatial_stream = 1;
8fc8598e 4454
2716141c 4455 for (i = 0; i < max_spatial_stream; i++) {
8fc8598e 4456 tmp_rxevm = pofdm_buf->rxevm_X[i];
f352a9ee 4457 rx_evmX = (s8)(tmp_rxevm);
8fc8598e 4458
14285c1f
RB		 4459 /* Do not use shift operation like "rx_evmX >>= 1"
4460 * because the compiler of free build environment will
4461 * set the most significant bit to "zero" when doing
4462 * shifting operation which may change a negative value
4463 * to positive one, then the dbm value (which is
4464 * supposed to be negative) is not correct anymore.
4465 */
4466 rx_evmX /= 2; /* dbm */
8fc8598e
JC		 4467
4468 evm = rtl819x_evm_dbtopercentage(rx_evmX);
0063fdfb
RB		 4469 if (i == 0)
4470 /* Fill value in RFD, Get the first spatial
4471 * stream only
4472 */
069b3162
RB		 4473 pstats->SignalQuality =
4474 precord_stats->SignalQuality =
4475 (u8)(evm & 0xff);
4476 pstats->RxMIMOSignalQuality[i] =
4477 precord_stats->RxMIMOSignalQuality[i] =
4478 (u8)(evm & 0xff);
8fc8598e
JC		 4479 }
4480
4481
4482 /* record rx statistics for debug */
4483 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
069b3162
RB		 4484 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)
4485 &rxsc_sgien_exflg;
92e21616 4486 if (pdrvinfo->BW) /* 40M channel */
74a0266c 4487 priv->stats.received_bwtype[1 + prxsc->rxsc]++;
14285c1f 4488 else /* 20M channel */
8fc8598e
JC		 4489 priv->stats.received_bwtype[0]++;
4490 }
4491
14285c1f
RB		 4492 /* UI BSS List signal strength(in percentage), make it good looking,
4493 * from 0~100. It is assigned to the BSS List in
4494 * GetValueFromBeaconOrProbeRsp().
4495 */
2716141c 4496 if (is_cck_rate) {
069b3162
RB		 4497 pstats->SignalStrength =
4498 precord_stats->SignalStrength =
4499 (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));
2716141c 4500 } else {
14285c1f 4501 /* We can judge RX path number now. */
069b3162
RB		 4502 if (rf_rx_num != 0) {
4503 pstats->SignalStrength =
4504 precord_stats->SignalStrength =
4505 (u8)(rtl819x_signal_scale_mapping((long)(total_rssi /= rf_rx_num)));
4506 }
8fc8598e
JC		 4507 }
4508} /* QueryRxPhyStatus8190Pci */
4509
069b3162
RB		 4510static void rtl8192_record_rxdesc_forlateruse(
4511 struct ieee80211_rx_stats *psrc_stats,
4512 struct ieee80211_rx_stats *ptarget_stats)
8fc8598e
JC		 4513{
4514 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
4515 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
4516 ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
4517}
4518
4519
46326d26
TB		 4520static void TranslateRxSignalStuff819xUsb(struct sk_buff *skb,
4521 struct ieee80211_rx_stats *pstats,
4522 rx_drvinfo_819x_usb *pdrvinfo)
8fc8598e 4523{
14285c1f
RB		 4524 /* TODO: We must only check packet for current MAC address.
4525 * Not finish
4526 */
b54cc8d8 4527 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4528 struct net_device *dev = info->dev;
8fc8598e
JC		 4529 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4530 bool bpacket_match_bssid, bpacket_toself;
4b2faf80 4531 bool bPacketBeacon = false, bToSelfBA = false;
8fc8598e 4532 static struct ieee80211_rx_stats previous_stats;
14285c1f 4533 struct rtl_80211_hdr_3addr *hdr;
8f896d61 4534 u16 fc, type;
8fc8598e 4535
14285c1f 4536 /* Get Signal Quality for only RX data queue (but not command queue) */
8fc8598e 4537
9f7b8300 4538 u8 *tmp_buf;
8fc8598e
JC		 4539 u8 *praddr;
4540
4541 /* Get MAC frame start address. */
57c259fb 4542 tmp_buf = (u8 *)skb->data;
8fc8598e 4543
5c2918a5 4544 hdr = (struct rtl_80211_hdr_3addr *)tmp_buf;
8fc8598e
JC		 4545 fc = le16_to_cpu(hdr->frame_ctl);
4546 type = WLAN_FC_GET_TYPE(fc);
4547 praddr = hdr->addr1;
4548
589b3d06 4549 /* Check if the received packet is acceptable. */
2060f31a 4550 bpacket_match_bssid = (IEEE80211_FTYPE_CTL != type) &&
15f6d3a4 4551 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS) ? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 : hdr->addr3))
2060f31a 4552 && (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV);
069b3162
RB		 4553 bpacket_toself = bpacket_match_bssid &
4554 (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
8fc8598e 4555
8f896d61
XR		 4556 if (WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BEACON)
4557 bPacketBeacon = true;
4558 if (WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK) {
4559 if ((eqMacAddr(praddr, dev->dev_addr)))
4560 bToSelfBA = true;
4561 }
8fc8598e 4562
8fc8598e
JC		 4563
4564
34fc438a 4565 if (bpacket_match_bssid)
8fc8598e 4566 priv->stats.numpacket_matchbssid++;
2716141c 4567 if (bpacket_toself)
8fc8598e 4568 priv->stats.numpacket_toself++;
14285c1f
RB		 4569 /* Process PHY information for previous packet (RSSI/PWDB/EVM)
4570 * Because phy information is contained in the last packet of AMPDU
4571 * only, so driver should process phy information of previous packet
4572 */
8fc8598e 4573 rtl8192_process_phyinfo(priv, tmp_buf, &previous_stats, pstats);
069b3162
RB		 4574 rtl8192_query_rxphystatus(priv, pstats, pdrvinfo, &previous_stats,
4575 bpacket_match_bssid, bpacket_toself,
4576 bPacketBeacon, bToSelfBA);
8fc8598e 4577 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
8fc8598e
JC		 4578}
4579
4580/**
4581* Function: UpdateReceivedRateHistogramStatistics
8ef3a7ed 4582* Overview: Record the received data rate
8fc8598e
JC		 4583*
4584* Input:
35997ff0 4585* struct net_device *dev
8fc8598e
JC		 4586* struct ieee80211_rx_stats *stats
4587*
4588* Output:
4589*
4590* (priv->stats.ReceivedRateHistogram[] is updated)
4591* Return:
4592* None
4593*/
46326d26
TB		 4594static void
4595UpdateReceivedRateHistogramStatistics8190(struct net_device *dev,
4596 struct ieee80211_rx_stats *stats)
8fc8598e
JC		 4597{
4598 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
0063fdfb
RB		 4599 /* 0: Total, 1:OK, 2:CRC, 3:ICV */
4600 u32 rcvType = 1;
e406322b 4601 u32 rateIndex;
0063fdfb
RB		 4602 /* 1: short preamble/GI, 0: long preamble/GI */
4603 u32 preamble_guardinterval;
8fc8598e
JC		 4604
4605
34fc438a 4606 if (stats->bCRC)
8f896d61 4607 rcvType = 2;
34fc438a 4608 else if (stats->bICV)
8f896d61 4609 rcvType = 3;
8fc8598e 4610
34fc438a 4611 if (stats->bShortPreamble)
14285c1f 4612 preamble_guardinterval = 1; /* short */
e406322b 4613 else
14285c1f 4614 preamble_guardinterval = 0; /* long */
8fc8598e 4615
81669597 4616 switch (stats->rate) {
f2588483
GD		 4617 /* CCK rate */
4618 case MGN_1M:
4619 rateIndex = 0;
4620 break;
4621 case MGN_2M:
4622 rateIndex = 1;
4623 break;
4624 case MGN_5_5M:
4625 rateIndex = 2;
4626 break;
4627 case MGN_11M:
4628 rateIndex = 3;
4629 break;
4630 /* Legacy OFDM rate */
4631 case MGN_6M:
4632 rateIndex = 4;
4633 break;
4634 case MGN_9M:
4635 rateIndex = 5;
4636 break;
4637 case MGN_12M:
4638 rateIndex = 6;
4639 break;
4640 case MGN_18M:
4641 rateIndex = 7;
4642 break;
4643 case MGN_24M:
4644 rateIndex = 8;
4645 break;
4646 case MGN_36M:
4647 rateIndex = 9;
4648 break;
4649 case MGN_48M:
4650 rateIndex = 10;
4651 break;
4652 case MGN_54M:
4653 rateIndex = 11;
4654 break;
4655 /* 11n High throughput rate */
4656 case MGN_MCS0:
4657 rateIndex = 12;
4658 break;
4659 case MGN_MCS1:
4660 rateIndex = 13;
4661 break;
4662 case MGN_MCS2:
4663 rateIndex = 14;
4664 break;
4665 case MGN_MCS3:
4666 rateIndex = 15;
4667 break;
4668 case MGN_MCS4:
4669 rateIndex = 16;
4670 break;
4671 case MGN_MCS5:
4672 rateIndex = 17;
4673 break;
4674 case MGN_MCS6:
4675 rateIndex = 18;
4676 break;
4677 case MGN_MCS7:
4678 rateIndex = 19;
4679 break;
4680 case MGN_MCS8:
4681 rateIndex = 20;
4682 break;
4683 case MGN_MCS9:
4684 rateIndex = 21;
4685 break;
4686 case MGN_MCS10:
4687 rateIndex = 22;
4688 break;
4689 case MGN_MCS11:
4690 rateIndex = 23;
4691 break;
4692 case MGN_MCS12:
4693 rateIndex = 24;
4694 break;
4695 case MGN_MCS13:
4696 rateIndex = 25;
4697 break;
4698 case MGN_MCS14:
4699 rateIndex = 26;
4700 break;
4701 case MGN_MCS15:
4702 rateIndex = 27;
4703 break;
4704 default:
4705 rateIndex = 28;
4706 break;
8fc8598e 4707 }
8f896d61 4708 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
14285c1f 4709 priv->stats.received_rate_histogram[0][rateIndex]++; /* total */
8f896d61 4710 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
8fc8598e
JC		 4711}
4712
4713
46326d26
TB		 4714static void query_rxdesc_status(struct sk_buff *skb,
4715 struct ieee80211_rx_stats *stats,
4716 bool bIsRxAggrSubframe)
8fc8598e 4717{
b54cc8d8 4718 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4719 struct net_device *dev = info->dev;
8fc8598e 4720 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
8fc8598e
JC		 4721 rx_drvinfo_819x_usb *driver_info = NULL;
4722
14285c1f 4723 /* Get Rx Descriptor Information */
a49332eb 4724 rx_desc_819x_usb *desc = (rx_desc_819x_usb *)skb->data;
8fc8598e 4725
a49332eb
ASC		 4726 stats->Length = desc->Length;
4727 stats->RxDrvInfoSize = desc->RxDrvInfoSize;
4728 stats->RxBufShift = 0;
4729 stats->bICV = desc->ICV;
4730 stats->bCRC = desc->CRC32;
74a0266c 4731 stats->bHwError = stats->bCRC | stats->bICV;
a49332eb
ASC		 4732 /* RTL8190 set this bit to indicate that Hw does not decrypt packet */
4733 stats->Decrypted = !desc->SWDec;
8fc8598e 4734
f9bd549a
LB		 4735 if ((priv->ieee80211->pHTInfo->bCurrentHTSupport) &&
4736 (priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP))
8fc8598e 4737 stats->bHwError = false;
8fc8598e 4738 else
74a0266c 4739 stats->bHwError = stats->bCRC | stats->bICV;
8fc8598e 4740
34fc438a 4741 if (stats->Length < 24 || stats->Length > MAX_8192U_RX_SIZE)
8fc8598e 4742 stats->bHwError |= 1;
14285c1f
RB		 4743 /* Get Driver Info */
4744 /* TODO: Need to verify it on FGPA platform
4745 * Driver info are written to the RxBuffer following rx desc
4746 */
8fc8598e 4747 if (stats->RxDrvInfoSize != 0) {
069b3162
RB		 4748 driver_info = (rx_drvinfo_819x_usb *)(
4749 skb->data
4750 + sizeof(rx_desc_819x_usb)
4751 + stats->RxBufShift
4752 );
8fc8598e
JC		 4753 /* unit: 0.5M */
4754 /* TODO */
2716141c 4755 if (!stats->bHwError) {
8fc8598e 4756 u8 ret_rate;
7b25c24e 4757
069b3162
RB		 4758 ret_rate = HwRateToMRate90(driver_info->RxHT,
4759 driver_info->RxRate);
2716141c 4760 if (ret_rate == 0xff) {
14285c1f
RB		 4761 /* Abnormal Case: Receive CRC OK packet with Rx
4762 * descriptor indicating non supported rate.
4763 * Special Error Handling here
4764 */
8fc8598e
JC		 4765
4766 stats->bHwError = 1;
0063fdfb
RB		 4767 /* Set 1M rate by default */
4768 stats->rate = MGN_1M;
2716141c 4769 } else {
8fc8598e
JC		 4770 stats->rate = ret_rate;
4771 }
2716141c 4772 } else {
8fc8598e 4773 stats->rate = 0x02;
2716141c 4774 }
8fc8598e
JC		 4775
4776 stats->bShortPreamble = driver_info->SPLCP;
4777
4778
4779 UpdateReceivedRateHistogramStatistics8190(dev, stats);
4780
204ecd39 4781 stats->bIsAMPDU = (driver_info->PartAggr == 1);
069b3162
RB		 4782 stats->bFirstMPDU = (driver_info->PartAggr == 1) &&
4783 (driver_info->FirstAGGR == 1);
8fc8598e 4784 stats->TimeStampLow = driver_info->TSFL;
8fc8598e
JC		 4785
4786 UpdateRxPktTimeStamp8190(dev, stats);
4787
14285c1f 4788 /* Rx A-MPDU */
204ecd39 4789 if (driver_info->FirstAGGR == 1 || driver_info->PartAggr == 1)
069b3162
RB		 4790 RT_TRACE(COMP_RXDESC,
4791 "driver_info->FirstAGGR = %d, driver_info->PartAggr = %d\n",
8f896d61 4792 driver_info->FirstAGGR, driver_info->PartAggr);
8fc8598e
JC		 4793 }
4794
3ab31c7b 4795 skb_pull(skb, sizeof(rx_desc_819x_usb));
14285c1f 4796 /* Get Total offset of MPDU Frame Body */
34fc438a 4797 if ((stats->RxBufShift + stats->RxDrvInfoSize) > 0) {
8fc8598e 4798 stats->bShift = 1;
3ab31c7b 4799 skb_pull(skb, stats->RxBufShift + stats->RxDrvInfoSize);
8fc8598e
JC		 4800 }
4801
535f2e7d
RS		 4802 if (driver_info) {
4803 stats->RxIs40MHzPacket = driver_info->BW;
8fc8598e 4804 TranslateRxSignalStuff819xUsb(skb, stats, driver_info);
535f2e7d 4805 }
8fc8598e
JC		 4806}
4807
f4c6074a 4808static void rtl8192_rx_nomal(struct sk_buff *skb)
8fc8598e 4809{
b54cc8d8 4810 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4811 struct net_device *dev = info->dev;
8fc8598e
JC		 4812 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4813 struct ieee80211_rx_stats stats = {
4814 .signal = 0,
f517f3bf 4815 .noise = 0x100 - 98,
8fc8598e 4816 .rate = 0,
8fc8598e
JC		 4817 .freq = IEEE80211_24GHZ_BAND,
4818 };
4819 u32 rx_pkt_len = 0;
5c2918a5 4820 struct rtl_80211_hdr_1addr *ieee80211_hdr = NULL;
8fc8598e 4821 bool unicast_packet = false;
8fc8598e
JC		 4822
4823 /* 20 is for ps-poll */
204ecd39 4824 if ((skb->len >= (20 + sizeof(rx_desc_819x_usb))) && (skb->len < RX_URB_SIZE)) {
8fc8598e
JC		 4825 /* first packet should not contain Rx aggregation header */
4826 query_rxdesc_status(skb, &stats, false);
4827 /* TODO */
4828 /* hardware related info */
589b3d06 4829 /* Process the MPDU received */
8fc8598e
JC		 4830 skb_trim(skb, skb->len - 4/*sCrcLng*/);
4831
4832 rx_pkt_len = skb->len;
5c2918a5 4833 ieee80211_hdr = (struct rtl_80211_hdr_1addr *)skb->data;
8fc8598e 4834 unicast_packet = false;
34fc438a 4835 if (is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
14285c1f 4836 /* TODO */
2716141c 4837 } else if (is_multicast_ether_addr(ieee80211_hdr->addr1)) {
14285c1f 4838 /* TODO */
972ff92f 4839 } else {
8fc8598e
JC		 4840 /* unicast packet */
4841 unicast_packet = true;
4842 }
4843
3ab31c7b 4844 if (!ieee80211_rx(priv->ieee80211, skb, &stats)) {
8fc8598e
JC		 4845 dev_kfree_skb_any(skb);
4846 } else {
4847 priv->stats.rxoktotal++;
2716141c 4848 if (unicast_packet)
8fc8598e 4849 priv->stats.rxbytesunicast += rx_pkt_len;
8fc8598e 4850 }
8fc8598e
JC		 4851 } else {
4852 priv->stats.rxurberr++;
d6bbce06 4853 netdev_dbg(dev, "actual_length: %d\n", skb->len);
8fc8598e
JC		 4854 dev_kfree_skb_any(skb);
4855 }
8fc8598e
JC		 4856}
4857
069b3162
RB		 4858static void rtl819xusb_process_received_packet(
4859 struct net_device *dev,
4860 struct ieee80211_rx_stats *pstats)
8fc8598e 4861{
9f7b8300 4862 u8 *frame;
2d39b002 4863 u16 frame_len = 0;
8fc8598e 4864 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 4865
14285c1f 4866 /* Get shifted bytes of Starting address of 802.11 header. */
8fc8598e
JC		 4867 pstats->virtual_address += get_rxpacket_shiftbytes_819xusb(pstats);
4868 frame = pstats->virtual_address;
4869 frame_len = pstats->packetlength;
14285c1f 4870#ifdef TODO /* about HCT */
34fc438a 4871 if (!Adapter->bInHctTest)
8fc8598e
JC		 4872 CountRxErrStatistics(Adapter, pRfd);
4873#endif
14285c1f 4874#ifdef ENABLE_PS /* for adding ps function in future */
8f896d61 4875 RT_RF_POWER_STATE rtState;
14285c1f
RB		 4876 /* When RF is off, we should not count the packet for hw/sw synchronize
4877 * reason, ie. there may be a duration while sw switch is changed and
4878 * hw switch is being changed.
4879 */
069b3162
RB		 4880 Adapter->HalFunc.GetHwRegHandler(Adapter, HW_VAR_RF_STATE,
4881 (u8 *)(&rtState));
8f896d61
XR		 4882 if (rtState == eRfOff)
4883 return;
4884#endif
8fc8598e
JC		 4885 priv->stats.rxframgment++;
4886
8fc8598e
JC		 4887#ifdef TODO
4888 RmMonitorSignalStrength(Adapter, pRfd);
4889#endif
14285c1f 4890 /* We have to release RFD and return if rx pkt is cmd pkt. */
8fc8598e 4891 if (rtl819xusb_rx_command_packet(dev, pstats))
8fc8598e 4892 return;
8fc8598e
JC		 4893
4894#ifdef SW_CRC_CHECK
4895 SwCrcCheck();
4896#endif
4897
4898
4899}
4900
46326d26
TB		 4901static void query_rx_cmdpkt_desc_status(struct sk_buff *skb,
4902 struct ieee80211_rx_stats *stats)
8fc8598e 4903{
8fc8598e 4904 rx_desc_819x_usb *desc = (rx_desc_819x_usb *)skb->data;
8fc8598e 4905
14285c1f 4906 /* Get Rx Descriptor Information */
9f7b8300 4907 stats->virtual_address = (u8 *)skb->data;
8fc8598e
JC		 4908 stats->Length = desc->Length;
4909 stats->RxDrvInfoSize = 0;
4910 stats->RxBufShift = 0;
74a0266c 4911 stats->packetlength = stats->Length - scrclng;
8fc8598e
JC		 4912 stats->fraglength = stats->packetlength;
4913 stats->fragoffset = 0;
4914 stats->ntotalfrag = 1;
4915}
4916
4917
f4c6074a 4918static void rtl8192_rx_cmd(struct sk_buff *skb)
8fc8598e
JC		 4919{
4920 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
4921 struct net_device *dev = info->dev;
8fc8598e
JC		 4922 /* TODO */
4923 struct ieee80211_rx_stats stats = {
4924 .signal = 0,
f517f3bf 4925 .noise = 0x100 - 98,
8fc8598e 4926 .rate = 0,
8fc8598e
JC		 4927 .freq = IEEE80211_24GHZ_BAND,
4928 };
4929
2716141c 4930 if ((skb->len >= (20 + sizeof(rx_desc_819x_usb))) && (skb->len < RX_URB_SIZE)) {
3ab31c7b 4931 query_rx_cmdpkt_desc_status(skb, &stats);
14285c1f 4932 /* prfd->queue_id = 1; */
8fc8598e 4933
14285c1f 4934 /* Process the command packet received. */
8fc8598e 4935
3ab31c7b 4936 rtl819xusb_process_received_packet(dev, &stats);
8fc8598e
JC		 4937
4938 dev_kfree_skb_any(skb);
4939 }
8fc8598e
JC		 4940}
4941
bdc01d57 4942static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
8fc8598e 4943{
e406322b 4944 struct sk_buff *skb;
8fc8598e
JC		 4945 struct rtl8192_rx_info *info;
4946
e406322b 4947 while (NULL != (skb = skb_dequeue(&priv->skb_queue))) {
8fc8598e 4948 info = (struct rtl8192_rx_info *)skb->cb;
e406322b 4949 switch (info->out_pipe) {
8fc8598e 4950 /* Nomal packet pipe */
24fbe875 4951 case 3:
24fbe875
SH		 4952 priv->IrpPendingCount--;
4953 rtl8192_rx_nomal(skb);
4954 break;
8fc8598e 4955
8f896d61 4956 /* Command packet pipe */
24fbe875 4957 case 9:
f0a60a14 4958 RT_TRACE(COMP_RECV, "command in-pipe index(%d)\n",
8f896d61 4959 info->out_pipe);
8fc8598e 4960
24fbe875
SH		 4961 rtl8192_rx_cmd(skb);
4962 break;
8fc8598e 4963
24fbe875 4964 default: /* should never get here! */
f0a60a14 4965 RT_TRACE(COMP_ERR, "Unknown in-pipe index(%d)\n",
8f896d61 4966 info->out_pipe);
24fbe875
SH		 4967 dev_kfree_skb(skb);
4968 break;
8fc8598e 4969 }
e406322b 4970 }
8fc8598e
JC		 4971}
4972
f61fb935
MCC		 4973static const struct net_device_ops rtl8192_netdev_ops = {
4974 .ndo_open = rtl8192_open,
4975 .ndo_stop = rtl8192_close,
4976 .ndo_get_stats = rtl8192_stats,
4977 .ndo_tx_timeout = tx_timeout,
4978 .ndo_do_ioctl = rtl8192_ioctl,
afc4b13d 4979 .ndo_set_rx_mode = r8192_set_multicast,
f61fb935
MCC		 4980 .ndo_set_mac_address = r8192_set_mac_adr,
4981 .ndo_validate_addr = eth_validate_addr,
4982 .ndo_change_mtu = eth_change_mtu,
4983 .ndo_start_xmit = ieee80211_xmit,
4984};
8fc8598e
JC		 4985
4986
4987/****************************************************************************
4988 ---------------------------- USB_STUFF---------------------------
4989*****************************************************************************/
4990
2579452a 4991static int rtl8192_usb_probe(struct usb_interface *intf,
8f896d61 4992 const struct usb_device_id *id)
8fc8598e 4993{
8fc8598e 4994 struct net_device *dev = NULL;
2d39b002 4995 struct r8192_priv *priv = NULL;
8fc8598e 4996 struct usb_device *udev = interface_to_usbdev(intf);
2fac6c29 4997 int ret;
7b25c24e 4998
e406322b 4999 RT_TRACE(COMP_INIT, "Oops: i'm coming\n");
8fc8598e
JC		 5000
5001 dev = alloc_ieee80211(sizeof(struct r8192_priv));
b8a99fb5 5002 if (!dev)
2fac6c29 5003 return -ENOMEM;
8fc8598e 5004
8fc8598e
JC		 5005 usb_set_intfdata(intf, dev);
5006 SET_NETDEV_DEV(dev, &intf->dev);
8fc8598e 5007 priv = ieee80211_priv(dev);
8fc8598e 5008 priv->ieee80211 = netdev_priv(dev);
2d39b002 5009 priv->udev = udev;
8fc8598e 5010
e406322b 5011 dev->netdev_ops = &rtl8192_netdev_ops;
8fc8598e 5012
069b3162
RB		 5013 dev->wireless_handlers =
5014 (struct iw_handler_def *)&r8192_wx_handlers_def;
e6c1ef6c 5015
2d39b002 5016 dev->type = ARPHRD_ETHER;
8fc8598e 5017
74a0266c 5018 dev->watchdog_timeo = HZ * 3;
8fc8598e 5019
2716141c 5020 if (dev_alloc_name(dev, ifname) < 0) {
069b3162
RB		 5021 RT_TRACE(COMP_INIT,
5022 "Oops: devname already taken! Trying wlan%%d...\n");
8fc8598e
JC		 5023 ifname = "wlan%d";
5024 dev_alloc_name(dev, ifname);
e406322b 5025 }
8fc8598e
JC		 5026
5027 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
2716141c 5028 if (rtl8192_init(dev) != 0) {
8fc8598e 5029 RT_TRACE(COMP_ERR, "Initialization failed");
2fac6c29 5030 ret = -ENODEV;
8fc8598e
JC		 5031 goto fail;
5032 }
8fc8598e
JC		 5033 netif_carrier_off(dev);
5034 netif_stop_queue(dev);
5035
2fac6c29
VK		 5036 ret = register_netdev(dev);
5037 if (ret)
5038 goto fail2;
5039
3ab31c7b 5040 RT_TRACE(COMP_INIT, "dev name=======> %s\n", dev->name);
8fc8598e
JC		 5041 rtl8192_proc_init_one(dev);
5042
5043
5044 RT_TRACE(COMP_INIT, "Driver probe completed\n");
8fc8598e 5045 return 0;
8fc8598e 5046
2fac6c29
VK		 5047fail2:
5048 rtl8192_down(dev);
e72714fb
IM		 5049 kfree(priv->pFirmware);
5050 priv->pFirmware = NULL;
2fac6c29 5051 rtl8192_usb_deleteendpoints(dev);
2fac6c29 5052 mdelay(10);
8fc8598e
JC		 5053fail:
5054 free_ieee80211(dev);
5055
5056 RT_TRACE(COMP_ERR, "wlan driver load failed\n");
2fac6c29 5057 return ret;
8fc8598e
JC		 5058}
5059
0063fdfb
RB		 5060/* detach all the work and timer structure declared or inititialize
5061 * in r8192U_init function.
5062 */
bdc01d57 5063static void rtl8192_cancel_deferred_work(struct r8192_priv *priv)
8fc8598e 5064{
8fc8598e
JC		 5065 cancel_work_sync(&priv->reset_wq);
5066 cancel_delayed_work(&priv->watch_dog_wq);
5067 cancel_delayed_work(&priv->update_beacon_wq);
5068 cancel_work_sync(&priv->qos_activate);
8fc8598e
JC		 5069}
5070
5071
a4a557e3 5072static void rtl8192_usb_disconnect(struct usb_interface *intf)
8fc8598e 5073{
8fc8598e 5074 struct net_device *dev = usb_get_intfdata(intf);
8fc8598e 5075 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 5076
7b25c24e 5077 if (dev) {
8fc8598e
JC		 5078 unregister_netdev(dev);
5079
069b3162
RB		 5080 RT_TRACE(COMP_DOWN,
5081 "=============>wlan driver to be removed\n");
8fc8598e
JC		 5082 rtl8192_proc_remove_one(dev);
5083
8f896d61 5084 rtl8192_down(dev);
e72714fb
IM		 5085 kfree(priv->pFirmware);
5086 priv->pFirmware = NULL;
8fc8598e 5087 rtl8192_usb_deleteendpoints(dev);
8fc8598e 5088 mdelay(10);
8fc8598e
JC		 5089 }
5090 free_ieee80211(dev);
5091 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
5092}
5093
8fc8598e
JC		 5094static int __init rtl8192_usb_module_init(void)
5095{
e406322b 5096 int ret;
f61fb935
MCC		 5097
5098#ifdef CONFIG_IEEE80211_DEBUG
e406322b
MCC		 5099 ret = ieee80211_debug_init();
5100 if (ret) {
d6bbce06 5101 pr_err("ieee80211_debug_init() failed %d\n", ret);
e406322b
MCC		 5102 return ret;
5103 }
f61fb935 5104#endif
e406322b
MCC		 5105 ret = ieee80211_crypto_init();
5106 if (ret) {
d6bbce06 5107 pr_err("ieee80211_crypto_init() failed %d\n", ret);
e406322b
MCC		 5108 return ret;
5109 }
f61fb935 5110
e406322b
MCC		 5111 ret = ieee80211_crypto_tkip_init();
5112 if (ret) {
d6bbce06 5113 pr_err("ieee80211_crypto_tkip_init() failed %d\n", ret);
e406322b
MCC		 5114 return ret;
5115 }
f61fb935 5116
e406322b
MCC		 5117 ret = ieee80211_crypto_ccmp_init();
5118 if (ret) {
d6bbce06 5119 pr_err("ieee80211_crypto_ccmp_init() failed %d\n", ret);
e406322b
MCC		 5120 return ret;
5121 }
f61fb935 5122
e406322b
MCC		 5123 ret = ieee80211_crypto_wep_init();
5124 if (ret) {
d6bbce06 5125 pr_err("ieee80211_crypto_wep_init() failed %d\n", ret);
e406322b
MCC		 5126 return ret;
5127 }
f61fb935 5128
d6bbce06
XR		 5129 pr_info("\nLinux kernel driver for RTL8192 based WLAN cards\n");
5130 pr_info("Copyright (c) 2007-2008, Realsil Wlan\n");
8fc8598e
JC		 5131 RT_TRACE(COMP_INIT, "Initializing module");
5132 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
5133 rtl8192_proc_module_init();
5134 return usb_register(&rtl8192_usb_driver);
5135}
5136
5137
5138static void __exit rtl8192_usb_module_exit(void)
5139{
5140 usb_deregister(&rtl8192_usb_driver);
5141
5142 RT_TRACE(COMP_DOWN, "Exiting");
8fc8598e
JC		 5143}
5144
8fc8598e
JC		 5145void EnableHWSecurityConfig8192(struct net_device *dev)
5146{
e406322b 5147 u8 SECR_value = 0x0;
8fc8598e 5148 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
8f896d61 5149 struct ieee80211_device *ieee = priv->ieee80211;
7b25c24e 5150
8fc8598e 5151 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
2716141c 5152 if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2)) {
8fc8598e
JC		 5153 SECR_value |= SCR_RxUseDK;
5154 SECR_value |= SCR_TxUseDK;
2716141c 5155 } else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP))) {
8fc8598e
JC		 5156 SECR_value |= SCR_RxUseDK;
5157 SECR_value |= SCR_TxUseDK;
5158 }
14285c1f
RB		 5159 /* add HWSec active enable here.
5160 * default using hwsec. when peer AP is in N mode only and
5161 * pairwise_key_type is none_aes(which HT_IOT_ACT_PURE_N_MODE indicates
5162 * it), use software security. when peer AP is in b,g,n mode mixed and
5163 * pairwise_key_type is none_aes, use g mode hw security.
5164 */
8fc8598e
JC		 5165
5166 ieee->hwsec_active = 1;
5167
0063fdfb
RB		 5168 /* add hwsec_support flag to totol control hw_sec on/off */
5169 if ((ieee->pHTInfo->IOTAction & HT_IOT_ACT_PURE_N_MODE) || !hwwep) {
8fc8598e
JC		 5170 ieee->hwsec_active = 0;
5171 SECR_value &= ~SCR_RxDecEnable;
5172 }
069b3162
RB		 5173 RT_TRACE(COMP_SEC, "%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n",
5174 __func__, ieee->hwsec_active, ieee->pairwise_key_type,
5175 SECR_value);
8f896d61 5176 write_nic_byte(dev, SECR, SECR_value);
8fc8598e
JC		 5177}
5178
5179
70bdf8a2
XR		 5180void setKey(struct net_device *dev, u8 EntryNo, u8 KeyIndex, u16 KeyType,
5181 u8 *MacAddr, u8 DefaultKey, u32 *KeyContent)
8fc8598e
JC		 5182{
5183 u32 TargetCommand = 0;
5184 u32 TargetContent = 0;
5185 u16 usConfig = 0;
5186 u8 i;
7b25c24e 5187
8fc8598e
JC		 5188 if (EntryNo >= TOTAL_CAM_ENTRY)
5189 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
5190
069b3162
RB		 5191 RT_TRACE(COMP_SEC,
5192 "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n",
5193 dev, EntryNo, KeyIndex, KeyType, MacAddr);
8fc8598e
JC		 5194
5195 if (DefaultKey)
56b3152e 5196 usConfig |= BIT(15) | (KeyType << 2);
8fc8598e 5197 else
56b3152e 5198 usConfig |= BIT(15) | (KeyType << 2) | KeyIndex;
8fc8598e
JC		 5199
5200
2716141c 5201 for (i = 0; i < CAM_CONTENT_COUNT; i++) {
74a0266c 5202 TargetCommand = i + CAM_CONTENT_COUNT * EntryNo;
56b3152e 5203 TargetCommand |= BIT(31) | BIT(16);
8fc8598e 5204
81669597 5205 if (i == 0) { /* MAC|Config */
74a0266c
RB		 5206 TargetContent = (u32)(*(MacAddr + 0)) << 16 |
5207 (u32)(*(MacAddr + 1)) << 24 |
8fc8598e
JC		 5208 (u32)usConfig;
5209
5210 write_nic_dword(dev, WCAMI, TargetContent);
5211 write_nic_dword(dev, RWCAM, TargetCommand);
81669597 5212 } else if (i == 1) { /* MAC */
74a0266c
RB		 5213 TargetContent = (u32)(*(MacAddr + 2)) |
5214 (u32)(*(MacAddr + 3)) << 8 |
5215 (u32)(*(MacAddr + 4)) << 16 |
5216 (u32)(*(MacAddr + 5)) << 24;
8fc8598e
JC		 5217 write_nic_dword(dev, WCAMI, TargetContent);
5218 write_nic_dword(dev, RWCAM, TargetCommand);
2716141c 5219 } else {
14285c1f 5220 /* Key Material */
b8a99fb5 5221 if (KeyContent) {
74a0266c 5222 write_nic_dword(dev, WCAMI, (u32)(*(KeyContent + i - 2)));
8f896d61 5223 write_nic_dword(dev, RWCAM, TargetCommand);
2716141c 5224 }
8fc8598e
JC		 5225 }
5226 }
8fc8598e
JC		 5227}
5228
5229/***************************************************************************
5230 ------------------- module init / exit stubs ----------------
5231****************************************************************************/
5232module_init(rtl8192_usb_module_init);
5233module_exit(rtl8192_usb_module_exit);
Linux kernel - Deliverables
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