projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
treewide: kmalloc() -> kmalloc_array()
[linux-block.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
182eec0e
XR		 117module_param(ifname, charp, 0644);
118module_param(hwwep, int, 0644);
119module_param(channels, int, 0644);
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
c946c698 272 if (status < 0) {
09dad312 273 netdev_err(dev, "%s TimeOut! status: %d\n", __func__, status);
6ae4e4b3
ST		 274 return status;
275 }
276 return 0;
8fc8598e
JC		 277}
278
b3d42bf1 279int read_nic_byte_E(struct net_device *dev, int indx, u8 *data)
8fc8598e
JC		 280{
281 int status;
8fc8598e
JC		 282 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
283 struct usb_device *udev = priv->udev;
075eb0dc
KS		 284 u8 *usbdata = kzalloc(sizeof(u8), GFP_KERNEL);
285
286 if (!usbdata)
287 return -ENOMEM;
8fc8598e
JC		 288
289 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 290 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
075eb0dc
KS		 291 indx | 0xfe00, 0, usbdata, 1, HZ / 2);
292 *data = *usbdata;
293 kfree(usbdata);
8fc8598e 294
b3d42bf1
XR		 295 if (status < 0) {
296 netdev_err(dev, "%s failure status: %d\n", __func__, status);
297 return status;
298 }
8fc8598e 299
b3d42bf1 300 return 0;
8fc8598e 301}
b7141cba 302
14285c1f 303/* as 92U has extend page from 4 to 16, so modify functions below. */
ba15f657 304int write_nic_byte(struct net_device *dev, int indx, u8 data)
8fc8598e
JC		 305{
306 int status;
307
308 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
309 struct usb_device *udev = priv->udev;
075eb0dc
KS		 310 u8 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
311
312 if (!usbdata)
ba15f657 313 return -ENOMEM;
075eb0dc 314 *usbdata = data;
8fc8598e
JC		 315
316 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 317 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 318 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 319 usbdata, 1, HZ / 2);
320 kfree(usbdata);
8fc8598e 321
ba15f657 322 if (status < 0) {
09dad312 323 netdev_err(dev, "%s TimeOut! status: %d\n", __func__, status);
ba15f657
ST		 324 return status;
325 }
326
327 return 0;
8fc8598e
JC		 328}
329
330
28d653d7 331int write_nic_word(struct net_device *dev, int indx, u16 data)
8fc8598e 332{
8fc8598e
JC		 333 int status;
334
335 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
336 struct usb_device *udev = priv->udev;
075eb0dc
KS		 337 u16 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
338
339 if (!usbdata)
28d653d7 340 return -ENOMEM;
075eb0dc 341 *usbdata = data;
8fc8598e
JC		 342
343 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 344 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 345 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 346 usbdata, 2, HZ / 2);
347 kfree(usbdata);
8fc8598e 348
28d653d7 349 if (status < 0) {
09dad312 350 netdev_err(dev, "%s TimeOut! status: %d\n", __func__, status);
28d653d7
ST		 351 return status;
352 }
353
354 return 0;
8fc8598e
JC		 355}
356
357
ec06d48f 358int write_nic_dword(struct net_device *dev, int indx, u32 data)
8fc8598e 359{
8fc8598e
JC		 360 int status;
361
362 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
363 struct usb_device *udev = priv->udev;
075eb0dc
KS		 364 u32 *usbdata = kzalloc(sizeof(data), GFP_KERNEL);
365
366 if (!usbdata)
ec06d48f 367 return -ENOMEM;
075eb0dc 368 *usbdata = data;
8fc8598e
JC		 369
370 status = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
8f896d61 371 RTL8187_REQ_SET_REGS, RTL8187_REQT_WRITE,
069b3162 372 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 373 usbdata, 4, HZ / 2);
374 kfree(usbdata);
8fc8598e
JC		 375
376
ec06d48f 377 if (status < 0) {
09dad312 378 netdev_err(dev, "%s TimeOut! status: %d\n", __func__, status);
ec06d48f
ST		 379 return status;
380 }
381
382 return 0;
8fc8598e
JC		 383}
384
385
386
b3d42bf1 387int read_nic_byte(struct net_device *dev, int indx, u8 *data)
8fc8598e 388{
8fc8598e
JC		 389 int status;
390 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
391 struct usb_device *udev = priv->udev;
075eb0dc
KS		 392 u8 *usbdata = kzalloc(sizeof(u8), GFP_KERNEL);
393
394 if (!usbdata)
395 return -ENOMEM;
8fc8598e
JC		 396
397 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 398 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
069b3162 399 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 400 usbdata, 1, HZ / 2);
401 *data = *usbdata;
402 kfree(usbdata);
8fc8598e 403
b3d42bf1
XR		 404 if (status < 0) {
405 netdev_err(dev, "%s failure status: %d\n", __func__, status);
406 return status;
407 }
8fc8598e 408
b3d42bf1 409 return 0;
8fc8598e
JC		 410}
411
412
413
b3d42bf1 414int read_nic_word(struct net_device *dev, int indx, u16 *data)
8fc8598e 415{
8fc8598e
JC		 416 int status;
417 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
418 struct usb_device *udev = priv->udev;
075eb0dc
KS		 419 u16 *usbdata = kzalloc(sizeof(u16), GFP_KERNEL);
420
421 if (!usbdata)
422 return -ENOMEM;
8fc8598e
JC		 423
424 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 425 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
74a0266c 426 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 427 usbdata, 2, HZ / 2);
428 *data = *usbdata;
429 kfree(usbdata);
8fc8598e 430
b3d42bf1
XR		 431 if (status < 0) {
432 netdev_err(dev, "%s failure status: %d\n", __func__, status);
433 return status;
434 }
8fc8598e 435
b3d42bf1 436 return 0;
8fc8598e
JC		 437}
438
46326d26 439static int read_nic_word_E(struct net_device *dev, int indx, u16 *data)
8fc8598e 440{
8fc8598e
JC		 441 int status;
442 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
443 struct usb_device *udev = priv->udev;
075eb0dc
KS		 444 u16 *usbdata = kzalloc(sizeof(u16), GFP_KERNEL);
445
446 if (!usbdata)
447 return -ENOMEM;
8fc8598e
JC		 448
449 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 450 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
075eb0dc
KS		 451 indx | 0xfe00, 0, usbdata, 2, HZ / 2);
452 *data = *usbdata;
453 kfree(usbdata);
8fc8598e 454
b3d42bf1
XR		 455 if (status < 0) {
456 netdev_err(dev, "%s failure status: %d\n", __func__, status);
457 return status;
458 }
8fc8598e 459
b3d42bf1 460 return 0;
8fc8598e
JC		 461}
462
b3d42bf1 463int read_nic_dword(struct net_device *dev, int indx, u32 *data)
8fc8598e 464{
8fc8598e 465 int status;
8fc8598e
JC		 466
467 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
468 struct usb_device *udev = priv->udev;
075eb0dc
KS		 469 u32 *usbdata = kzalloc(sizeof(u32), GFP_KERNEL);
470
471 if (!usbdata)
472 return -ENOMEM;
8fc8598e
JC		 473
474 status = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
8f896d61 475 RTL8187_REQ_GET_REGS, RTL8187_REQT_READ,
74a0266c 476 (indx & 0xff) | 0xff00, (indx >> 8) & 0x0f,
075eb0dc
KS		 477 usbdata, 4, HZ / 2);
478 *data = *usbdata;
479 kfree(usbdata);
8fc8598e 480
b3d42bf1
XR		 481 if (status < 0) {
482 netdev_err(dev, "%s failure status: %d\n", __func__, status);
483 return status;
484 }
8fc8598e 485
b3d42bf1 486 return 0;
8fc8598e
JC		 487}
488
616f58f6
MG		 489/* u8 read_phy_cck(struct net_device *dev, u8 adr); */
490/* u8 read_phy_ofdm(struct net_device *dev, u8 adr); */
8fc8598e 491/* this might still called in what was the PHY rtl8185/rtl8192 common code
25985edc 492 * plans are to possibility turn it again in one common code...
8fc8598e
JC		 493 */
494inline void force_pci_posting(struct net_device *dev)
495{
496}
497
8fc8598e 498static struct net_device_stats *rtl8192_stats(struct net_device *dev);
ef8a83e7 499static void rtl8192_restart(struct work_struct *work);
d2e5af14 500static void watch_dog_timer_callback(struct timer_list *t);
8fc8598e
JC		 501
502/****************************************************************************
616f58f6 503 * -----------------------------PROCFS STUFF-------------------------
8ec52525 504 ****************************************************************************/
8fc8598e 505
616f58f6 506static struct proc_dir_entry *rtl8192_proc;
8fc8598e 507
0541f9d0 508static int proc_get_stats_ap(struct seq_file *m, void *v)
8fc8598e 509{
0541f9d0 510 struct net_device *dev = m->private;
8fc8598e
JC		 511 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
512 struct ieee80211_device *ieee = priv->ieee80211;
513 struct ieee80211_network *target;
514
e406322b 515 list_for_each_entry(target, &ieee->network_list, list) {
0541f9d0 516 const char *wpa = "non_WPA";
7b25c24e 517
616f58f6 518 if (target->wpa_ie_len > 0 || target->rsn_ie_len > 0)
0541f9d0
DH		 519 wpa = "WPA";
520
521 seq_printf(m, "%s %s\n", target->ssid, wpa);
e406322b 522 }
8fc8598e 523
0541f9d0 524 return 0;
8fc8598e
JC		 525}
526
0541f9d0 527static int proc_get_registers(struct seq_file *m, void *v)
8fc8598e 528{
0541f9d0 529 struct net_device *dev = m->private;
3ab31c7b 530 int i, n, max = 0xff;
b3d42bf1 531 u8 byte_rd;
8fc8598e 532
0541f9d0 533 seq_puts(m, "\n####################page 0##################\n ");
8fc8598e 534
3db37646 535 for (n = 0; n <= max;) {
3ab31c7b 536 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 537
b3d42bf1 538 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 539 read_nic_byte(dev, 0x000 | n, &byte_rd);
b3d42bf1
XR		 540 seq_printf(m, "%2x ", byte_rd);
541 }
8fc8598e 542 }
0541f9d0
DH		 543
544 seq_puts(m, "\n####################page 1##################\n ");
3db37646 545 for (n = 0; n <= max;) {
3ab31c7b 546 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 547
b3d42bf1 548 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 549 read_nic_byte(dev, 0x100 | n, &byte_rd);
b3d42bf1
XR		 550 seq_printf(m, "%2x ", byte_rd);
551 }
e406322b 552 }
0541f9d0
DH		 553
554 seq_puts(m, "\n####################page 3##################\n ");
3db37646 555 for (n = 0; n <= max;) {
3ab31c7b 556 seq_printf(m, "\nD: %2x > ", n);
8fc8598e 557
b3d42bf1 558 for (i = 0; i < 16 && n <= max; i++, n++) {
74a0266c 559 read_nic_byte(dev, 0x300 | n, &byte_rd);
b3d42bf1
XR		 560 seq_printf(m, "%2x ", byte_rd);
561 }
e406322b 562 }
8fc8598e 563
0541f9d0
DH		 564 seq_putc(m, '\n');
565 return 0;
8fc8598e
JC		 566}
567
0541f9d0 568static int proc_get_stats_tx(struct seq_file *m, void *v)
8fc8598e 569{
0541f9d0 570 struct net_device *dev = m->private;
8fc8598e
JC		 571 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
572
0541f9d0 573 seq_printf(m,
8f896d61
XR		 574 "TX VI priority ok int: %lu\n"
575 "TX VI priority error int: %lu\n"
576 "TX VO priority ok int: %lu\n"
577 "TX VO priority error int: %lu\n"
578 "TX BE priority ok int: %lu\n"
579 "TX BE priority error int: %lu\n"
580 "TX BK priority ok int: %lu\n"
581 "TX BK priority error int: %lu\n"
582 "TX MANAGE priority ok int: %lu\n"
583 "TX MANAGE priority error int: %lu\n"
584 "TX BEACON priority ok int: %lu\n"
585 "TX BEACON priority error int: %lu\n"
586 "TX queue resume: %lu\n"
587 "TX queue stopped?: %d\n"
588 "TX fifo overflow: %lu\n"
589 "TX VI queue: %d\n"
590 "TX VO queue: %d\n"
591 "TX BE queue: %d\n"
592 "TX BK queue: %d\n"
593 "TX VI dropped: %lu\n"
594 "TX VO dropped: %lu\n"
595 "TX BE dropped: %lu\n"
596 "TX BK dropped: %lu\n"
597 "TX total data packets %lu\n",
598 priv->stats.txviokint,
599 priv->stats.txvierr,
600 priv->stats.txvookint,
601 priv->stats.txvoerr,
602 priv->stats.txbeokint,
603 priv->stats.txbeerr,
604 priv->stats.txbkokint,
605 priv->stats.txbkerr,
606 priv->stats.txmanageokint,
607 priv->stats.txmanageerr,
608 priv->stats.txbeaconokint,
609 priv->stats.txbeaconerr,
610 priv->stats.txresumed,
611 netif_queue_stopped(dev),
612 priv->stats.txoverflow,
613 atomic_read(&(priv->tx_pending[VI_PRIORITY])),
614 atomic_read(&(priv->tx_pending[VO_PRIORITY])),
615 atomic_read(&(priv->tx_pending[BE_PRIORITY])),
616 atomic_read(&(priv->tx_pending[BK_PRIORITY])),
617 priv->stats.txvidrop,
618 priv->stats.txvodrop,
619 priv->stats.txbedrop,
620 priv->stats.txbkdrop,
621 priv->stats.txdatapkt
8fc8598e
JC		 622 );
623
0541f9d0 624 return 0;
8fc8598e
JC		 625}
626
0541f9d0 627static int proc_get_stats_rx(struct seq_file *m, void *v)
8fc8598e 628{
0541f9d0 629 struct net_device *dev = m->private;
8fc8598e
JC		 630 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
631
0541f9d0 632 seq_printf(m,
8f896d61
XR		 633 "RX packets: %lu\n"
634 "RX urb status error: %lu\n"
635 "RX invalid urb error: %lu\n",
636 priv->stats.rxoktotal,
637 priv->stats.rxstaterr,
638 priv->stats.rxurberr);
8fc8598e 639
0541f9d0 640 return 0;
8fc8598e 641}
0541f9d0 642
46326d26 643static void rtl8192_proc_module_init(void)
8fc8598e
JC		 644{
645 RT_TRACE(COMP_INIT, "Initializing proc filesystem");
e55d92b9 646 rtl8192_proc = proc_mkdir(RTL819xU_MODULE_NAME, init_net.proc_net);
8fc8598e
JC		 647}
648
46326d26 649static void rtl8192_proc_init_one(struct net_device *dev)
8fc8598e 650{
cc87e0ff 651 struct proc_dir_entry *dir;
8fc8598e 652
dba5e428
CH		 653 if (!rtl8192_proc)
654 return;
655
656 dir = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev);
657 if (!dir)
658 return;
659
660 proc_create_single("stats-rx", S_IFREG | S_IRUGO, dir,
661 proc_get_stats_rx);
662 proc_create_single("stats-tx", S_IFREG | S_IRUGO, dir,
663 proc_get_stats_tx);
664 proc_create_single("stats-ap", S_IFREG | S_IRUGO, dir,
665 proc_get_stats_ap);
666 proc_create_single("registers", S_IFREG | S_IRUGO, dir,
667 proc_get_registers);
0541f9d0 668}
8fc8598e 669
46326d26 670static void rtl8192_proc_remove_one(struct net_device *dev)
0541f9d0 671{
cc87e0ff 672 remove_proc_subtree(dev->name, rtl8192_proc);
8fc8598e 673}
0541f9d0 674
8fc8598e 675/****************************************************************************
8ec52525
DR		 676 * -----------------------------MISC STUFF-------------------------
677 *****************************************************************************/
8fc8598e 678
3ab31c7b 679short check_nic_enough_desc(struct net_device *dev, int queue_index)
8fc8598e
JC		 680{
681 struct r8192_priv *priv = ieee80211_priv(dev);
682 int used = atomic_read(&priv->tx_pending[queue_index]);
683
684 return (used < MAX_TX_URB);
685}
686
f4c6074a 687static void tx_timeout(struct net_device *dev)
8fc8598e
JC		 688{
689 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 690
8fc8598e 691 schedule_work(&priv->reset_wq);
8fc8598e
JC		 692}
693
8fc8598e
JC		 694void rtl8192_update_msr(struct net_device *dev)
695{
696 struct r8192_priv *priv = ieee80211_priv(dev);
697 u8 msr;
698
b3d42bf1 699 read_nic_byte(dev, MSR, &msr);
4b150936 700 msr &= ~MSR_LINK_MASK;
8fc8598e
JC		 701
702 /* do not change in link_state != WLAN_LINK_ASSOCIATED.
703 * msr must be updated if the state is ASSOCIATING.
704 * this is intentional and make sense for ad-hoc and
705 * master (see the create BSS/IBSS func)
706 */
2716141c 707 if (priv->ieee80211->state == IEEE80211_LINKED) {
8fc8598e 708 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
74a0266c 709 msr |= (MSR_LINK_MANAGED << MSR_LINK_SHIFT);
8fc8598e 710 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
74a0266c 711 msr |= (MSR_LINK_ADHOC << MSR_LINK_SHIFT);
8fc8598e 712 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
74a0266c 713 msr |= (MSR_LINK_MASTER << MSR_LINK_SHIFT);
8fc8598e 714
2716141c 715 } else {
74a0266c 716 msr |= (MSR_LINK_NONE << MSR_LINK_SHIFT);
2716141c 717 }
8fc8598e
JC		 718
719 write_nic_byte(dev, MSR, msr);
720}
721
3ab31c7b 722void rtl8192_set_chan(struct net_device *dev, short ch)
8fc8598e
JC		 723{
724 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
7b25c24e 725
5b3b215b 726 RT_TRACE(COMP_CH, "=====>%s()====ch:%d\n", __func__, ch);
2d39b002 727 priv->chan = ch;
8fc8598e
JC		 728
729 /* this hack should avoid frame TX during channel setting*/
730
14285c1f 731 /* need to implement rf set channel here */
8fc8598e
JC		 732
733 if (priv->rf_set_chan)
8f896d61 734 priv->rf_set_chan(dev, priv->chan);
8fc8598e 735 mdelay(10);
8fc8598e
JC		 736}
737
8fc8598e 738static void rtl8192_rx_isr(struct urb *urb);
8fc8598e 739
46326d26 740static u32 get_rxpacket_shiftbytes_819xusb(struct ieee80211_rx_stats *pstats)
8fc8598e 741{
a49332eb
ASC		 742 return (sizeof(rx_desc_819x_usb) + pstats->RxDrvInfoSize
743 + pstats->RxBufShift);
8fc8598e 744}
b7141cba 745
9f7b8300 746static int rtl8192_rx_initiate(struct net_device *dev)
8fc8598e 747{
e406322b
MCC		 748 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
749 struct urb *entry;
750 struct sk_buff *skb;
751 struct rtl8192_rx_info *info;
8fc8598e
JC		 752
753 /* nomal packet rx procedure */
e406322b
MCC		 754 while (skb_queue_len(&priv->rx_queue) < MAX_RX_URB) {
755 skb = __dev_alloc_skb(RX_URB_SIZE, GFP_KERNEL);
756 if (!skb)
757 break;
e406322b 758 entry = usb_alloc_urb(0, GFP_KERNEL);
e406322b
MCC		 759 if (!entry) {
760 kfree_skb(skb);
761 break;
762 }
e406322b 763 usb_fill_bulk_urb(entry, priv->udev,
069b3162
RB		 764 usb_rcvbulkpipe(priv->udev, 3),
765 skb_tail_pointer(skb),
e406322b 766 RX_URB_SIZE, rtl8192_rx_isr, skb);
74a0266c 767 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 768 info->urb = entry;
769 info->dev = dev;
14285c1f 770 info->out_pipe = 3; /* denote rx normal packet queue */
e406322b
MCC		 771 skb_queue_tail(&priv->rx_queue, skb);
772 usb_submit_urb(entry, GFP_KERNEL);
773 }
8fc8598e
JC		 774
775 /* command packet rx procedure */
e406322b 776 while (skb_queue_len(&priv->rx_queue) < MAX_RX_URB + 3) {
3ab31c7b 777 skb = __dev_alloc_skb(RX_URB_SIZE, GFP_KERNEL);
e406322b
MCC		 778 if (!skb)
779 break;
e406322b 780 entry = usb_alloc_urb(0, GFP_KERNEL);
e406322b
MCC		 781 if (!entry) {
782 kfree_skb(skb);
783 break;
784 }
785 usb_fill_bulk_urb(entry, priv->udev,
069b3162
RB		 786 usb_rcvbulkpipe(priv->udev, 9),
787 skb_tail_pointer(skb),
e406322b 788 RX_URB_SIZE, rtl8192_rx_isr, skb);
74a0266c 789 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 790 info->urb = entry;
791 info->dev = dev;
14285c1f 792 info->out_pipe = 9; /* denote rx cmd packet queue */
e406322b 793 skb_queue_tail(&priv->rx_queue, skb);
8fc8598e 794 usb_submit_urb(entry, GFP_KERNEL);
e406322b 795 }
8fc8598e 796
e406322b 797 return 0;
8fc8598e
JC		 798}
799
800void rtl8192_set_rxconf(struct net_device *dev)
801{
802 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
803 u32 rxconf;
804
b3d42bf1 805 read_nic_dword(dev, RCR, &rxconf);
4b150936 806 rxconf = rxconf & ~MAC_FILTER_MASK;
8fc8598e
JC		 807 rxconf = rxconf | RCR_AMF;
808 rxconf = rxconf | RCR_ADF;
809 rxconf = rxconf | RCR_AB;
810 rxconf = rxconf | RCR_AM;
8fc8598e 811
2716141c
XR		 812 if (dev->flags & IFF_PROMISC)
813 DMESG("NIC in promisc mode");
8fc8598e 814
f0a60a14 815 if (priv->ieee80211->iw_mode == IW_MODE_MONITOR ||
8f896d61 816 dev->flags & IFF_PROMISC) {
8fc8598e 817 rxconf = rxconf | RCR_AAP;
2716141c 818 } else {
8fc8598e
JC		 819 rxconf = rxconf | RCR_APM;
820 rxconf = rxconf | RCR_CBSSID;
821 }
822
823
2716141c 824 if (priv->ieee80211->iw_mode == IW_MODE_MONITOR) {
8fc8598e
JC		 825 rxconf = rxconf | RCR_AICV;
826 rxconf = rxconf | RCR_APWRMGT;
827 }
828
9f6bd88d 829 if (priv->crcmon == 1 && priv->ieee80211->iw_mode == IW_MODE_MONITOR)
8fc8598e
JC		 830 rxconf = rxconf | RCR_ACRC32;
831
832
4b150936 833 rxconf = rxconf & ~RX_FIFO_THRESHOLD_MASK;
74a0266c 834 rxconf = rxconf | (RX_FIFO_THRESHOLD_NONE << RX_FIFO_THRESHOLD_SHIFT);
4b150936 835 rxconf = rxconf & ~MAX_RX_DMA_MASK;
74a0266c 836 rxconf = rxconf | ((u32)7 << RCR_MXDMA_OFFSET);
8fc8598e 837
8fc8598e
JC		 838 rxconf = rxconf | RCR_ONLYERLPKT;
839
8fc8598e 840 write_nic_dword(dev, RCR, rxconf);
8fc8598e 841}
b7141cba 842
14285c1f 843/* wait to be removed */
8fc8598e
JC		 844void rtl8192_rx_enable(struct net_device *dev)
845{
8fc8598e 846 rtl8192_rx_initiate(dev);
8fc8598e
JC		 847}
848
849
850void rtl8192_tx_enable(struct net_device *dev)
851{
8fc8598e
JC		 852}
853
854
8fc8598e
JC		 855
856void rtl8192_rtx_disable(struct net_device *dev)
857{
858 u8 cmd;
859 struct r8192_priv *priv = ieee80211_priv(dev);
860 struct sk_buff *skb;
861 struct rtl8192_rx_info *info;
862
b3d42bf1 863 read_nic_byte(dev, CMDR, &cmd);
74a0266c 864 write_nic_byte(dev, CMDR, cmd & ~(CR_TE | CR_RE));
8fc8598e
JC		 865 force_pci_posting(dev);
866 mdelay(10);
867
868 while ((skb = __skb_dequeue(&priv->rx_queue))) {
74a0266c 869 info = (struct rtl8192_rx_info *)skb->cb;
8fc8598e
JC		 870 if (!info->urb)
871 continue;
872
873 usb_kill_urb(info->urb);
874 kfree_skb(skb);
875 }
876
2716141c 877 if (skb_queue_len(&priv->skb_queue))
d6bbce06 878 netdev_warn(dev, "skb_queue not empty\n");
8fc8598e
JC		 879
880 skb_queue_purge(&priv->skb_queue);
8fc8598e
JC		 881}
882
589b3d06 883/* The prototype of rx_isr has changed since one version of Linux Kernel */
8fc8598e 884static void rtl8192_rx_isr(struct urb *urb)
8fc8598e 885{
74a0266c 886 struct sk_buff *skb = (struct sk_buff *)urb->context;
e406322b
MCC		 887 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
888 struct net_device *dev = info->dev;
8fc8598e
JC		 889 struct r8192_priv *priv = ieee80211_priv(dev);
890 int out_pipe = info->out_pipe;
891 int err;
7b25c24e 892
34fc438a 893 if (!priv->up)
8fc8598e 894 return;
7b25c24e 895
e406322b
MCC		 896 if (unlikely(urb->status)) {
897 info->urb = NULL;
898 priv->stats.rxstaterr++;
899 priv->ieee80211->stats.rx_errors++;
900 usb_free_urb(urb);
e406322b
MCC		 901 return;
902 }
e406322b 903 skb_unlink(skb, &priv->rx_queue);
e406322b 904 skb_put(skb, urb->actual_length);
8fc8598e
JC		 905
906 skb_queue_tail(&priv->skb_queue, skb);
907 tasklet_schedule(&priv->irq_rx_tasklet);
908
e406322b
MCC		 909 skb = dev_alloc_skb(RX_URB_SIZE);
910 if (unlikely(!skb)) {
911 usb_free_urb(urb);
d6bbce06 912 netdev_err(dev, "%s(): can't alloc skb\n", __func__);
e406322b
MCC		 913 /* TODO check rx queue length and refill *somewhere* */
914 return;
915 }
8fc8598e
JC		 916
917 usb_fill_bulk_urb(urb, priv->udev,
069b3162
RB		 918 usb_rcvbulkpipe(priv->udev, out_pipe),
919 skb_tail_pointer(skb),
8f896d61 920 RX_URB_SIZE, rtl8192_rx_isr, skb);
8fc8598e 921
74a0266c 922 info = (struct rtl8192_rx_info *)skb->cb;
e406322b
MCC		 923 info->urb = urb;
924 info->dev = dev;
8fc8598e
JC		 925 info->out_pipe = out_pipe;
926
e406322b
MCC		 927 urb->transfer_buffer = skb_tail_pointer(skb);
928 urb->context = skb;
929 skb_queue_tail(&priv->rx_queue, skb);
930 err = usb_submit_urb(urb, GFP_ATOMIC);
34fc438a 931 if (err && err != EPERM)
069b3162
RB		 932 netdev_err(dev,
933 "can not submit rxurb, err is %x, URB status is %x\n",
934 err, urb->status);
8fc8598e
JC		 935}
936
46326d26
TB		 937static u32 rtl819xusb_rx_command_packet(struct net_device *dev,
938 struct ieee80211_rx_stats *pstats)
8fc8598e
JC		 939{
940 u32 status;
941
8fc8598e
JC		 942 status = cmpk_message_handle_rx(dev, pstats);
943 if (status)
8fc8598e 944 DMESG("rxcommandpackethandle819xusb: It is a command packet\n");
8fc8598e 945
8fc8598e
JC		 946 return status;
947}
948
8fc8598e 949
f4c6074a 950static void rtl8192_data_hard_stop(struct net_device *dev)
8fc8598e 951{
14285c1f 952 /* FIXME !! */
8fc8598e
JC		 953}
954
955
f4c6074a 956static void rtl8192_data_hard_resume(struct net_device *dev)
8fc8598e 957{
14285c1f 958 /* FIXME !! */
8fc8598e
JC		 959}
960
961/* this function TX data frames when the ieee80211 stack requires this.
962 * It checks also if we need to stop the ieee tx queue, eventually do it
963 */
069b3162
RB		 964static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
965 int rate)
8fc8598e
JC		 966{
967 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
968 int ret;
969 unsigned long flags;
20f896c4 970 struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
8fc8598e
JC		 971 u8 queue_index = tcb_desc->queue_index;
972
973 /* shall not be referred by command packet */
4a8d1135 974 RTL8192U_ASSERT(queue_index != TXCMD_QUEUE);
8fc8598e 975
3ab31c7b 976 spin_lock_irqsave(&priv->tx_lock, flags);
8fc8598e 977
c3f46348 978 *(struct net_device **)(skb->cb) = dev;
8fc8598e
JC		 979 tcb_desc->bTxEnableFwCalcDur = 1;
980 skb_push(skb, priv->ieee80211->tx_headroom);
981 ret = rtl8192_tx(dev, skb);
982
3ab31c7b 983 spin_unlock_irqrestore(&priv->tx_lock, flags);
8fc8598e
JC		 984}
985
986/* This is a rough attempt to TX a frame
987 * This is called by the ieee 80211 stack to TX management frames.
988 * If the ring is full packet are dropped (for data frame the queue
989 * is stopped before this can happen).
990 */
f4c6074a 991static int rtl8192_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
8fc8598e
JC		 992{
993 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
994 int ret;
995 unsigned long flags;
20f896c4 996 struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
e406322b 997 u8 queue_index = tcb_desc->queue_index;
8fc8598e
JC		 998
999
3ab31c7b 1000 spin_lock_irqsave(&priv->tx_lock, flags);
8fc8598e 1001
3ab31c7b 1002 memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
34fc438a 1003 if (queue_index == TXCMD_QUEUE) {
8fc8598e
JC		 1004 skb_push(skb, USB_HWDESC_HEADER_LEN);
1005 rtl819xU_tx_cmd(dev, skb);
1006 ret = 1;
8fc8598e
JC		 1007 } else {
1008 skb_push(skb, priv->ieee80211->tx_headroom);
1009 ret = rtl8192_tx(dev, skb);
1010 }
1011
3ab31c7b 1012 spin_unlock_irqrestore(&priv->tx_lock, flags);
8fc8598e
JC		 1013
1014 return ret;
1015}
1016
8fc8598e 1017static void rtl8192_tx_isr(struct urb *tx_urb)
8fc8598e 1018{
9f7b8300 1019 struct sk_buff *skb = (struct sk_buff *)tx_urb->context;
d0aaa57d 1020 struct net_device *dev;
8fc8598e 1021 struct r8192_priv *priv = NULL;
20f896c4 1022 struct cb_desc *tcb_desc;
d0aaa57d
LF		 1023 u8 queue_index;
1024
1025 if (!skb)
1026 return;
1027
c3f46348 1028 dev = *(struct net_device **)(skb->cb);
20f896c4 1029 tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
d0aaa57d 1030 queue_index = tcb_desc->queue_index;
8fc8598e 1031
8fc8598e
JC		 1032 priv = ieee80211_priv(dev);
1033
34fc438a
XR		 1034 if (tcb_desc->queue_index != TXCMD_QUEUE) {
1035 if (tx_urb->status == 0) {
860e9538 1036 netif_trans_update(dev);
8fc8598e
JC		 1037 priv->stats.txoktotal++;
1038 priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
069b3162
RB		 1039 priv->stats.txbytesunicast +=
1040 (skb->len - priv->ieee80211->tx_headroom);
8fc8598e
JC		 1041 } else {
1042 priv->ieee80211->stats.tx_errors++;
8fc8598e
JC		 1043 /* TODO */
1044 }
1045 }
1046
1047 /* free skb and tx_urb */
d0aaa57d
LF		 1048 dev_kfree_skb_any(skb);
1049 usb_free_urb(tx_urb);
1050 atomic_dec(&priv->tx_pending[queue_index]);
8fc8598e 1051
14285c1f
RB		 1052 /*
1053 * Handle HW Beacon:
1054 * We had transfer our beacon frame to host controller at this moment.
1055 *
1056 *
1057 * Caution:
1058 * Handling the wait queue of command packets.
0063fdfb
RB		 1059 * For Tx command packets, we must not do TCB fragment because it is
1060 * not handled right now. We must cut the packets to match the size of
1061 * TX_CMD_PKT before we send it.
14285c1f 1062 */
8fc8598e 1063
8f896d61
XR		 1064 /* Handle MPDU in wait queue. */
1065 if (queue_index != BEACON_QUEUE) {
1066 /* Don't send data frame during scanning.*/
15f6d3a4 1067 if ((skb_queue_len(&priv->ieee80211->skb_waitQ[queue_index]) != 0) &&
8f896d61 1068 (!(priv->ieee80211->queue_stop))) {
09adb6e7
CP		 1069 skb = skb_dequeue(&(priv->ieee80211->skb_waitQ[queue_index]));
1070 if (skb)
069b3162
RB		 1071 priv->ieee80211->softmac_hard_start_xmit(skb,
1072 dev);
8fc8598e 1073
14285c1f 1074 return; /* avoid further processing AMSDU */
8f896d61 1075 }
8f896d61 1076 }
8fc8598e
JC		 1077}
1078
f4c6074a 1079static void rtl8192_config_rate(struct net_device *dev, u16 *rate_config)
8fc8598e 1080{
8f896d61
XR		 1081 struct r8192_priv *priv = ieee80211_priv(dev);
1082 struct ieee80211_network *net;
1083 u8 i = 0, basic_rate = 0;
7b25c24e 1084
003a2d18 1085 net = &priv->ieee80211->current_network;
8f896d61
XR		 1086
1087 for (i = 0; i < net->rates_len; i++) {
74a0266c 1088 basic_rate = net->rates[i] & 0x7f;
81669597 1089 switch (basic_rate) {
f2588483
GD		 1090 case MGN_1M:
1091 *rate_config |= RRSR_1M;
1092 break;
1093 case MGN_2M:
1094 *rate_config |= RRSR_2M;
1095 break;
1096 case MGN_5_5M:
1097 *rate_config |= RRSR_5_5M;
1098 break;
1099 case MGN_11M:
1100 *rate_config |= RRSR_11M;
1101 break;
1102 case MGN_6M:
1103 *rate_config |= RRSR_6M;
1104 break;
1105 case MGN_9M:
1106 *rate_config |= RRSR_9M;
1107 break;
1108 case MGN_12M:
1109 *rate_config |= RRSR_12M;
1110 break;
1111 case MGN_18M:
1112 *rate_config |= RRSR_18M;
1113 break;
1114 case MGN_24M:
1115 *rate_config |= RRSR_24M;
1116 break;
1117 case MGN_36M:
1118 *rate_config |= RRSR_36M;
1119 break;
1120 case MGN_48M:
1121 *rate_config |= RRSR_48M;
1122 break;
1123 case MGN_54M:
1124 *rate_config |= RRSR_54M;
1125 break;
8f896d61
XR		 1126 }
1127 }
81669597 1128 for (i = 0; i < net->rates_ex_len; i++) {
74a0266c 1129 basic_rate = net->rates_ex[i] & 0x7f;
81669597 1130 switch (basic_rate) {
f2588483
GD		 1131 case MGN_1M:
1132 *rate_config |= RRSR_1M;
1133 break;
1134 case MGN_2M:
1135 *rate_config |= RRSR_2M;
1136 break;
1137 case MGN_5_5M:
1138 *rate_config |= RRSR_5_5M;
1139 break;
1140 case MGN_11M:
1141 *rate_config |= RRSR_11M;
1142 break;
1143 case MGN_6M:
1144 *rate_config |= RRSR_6M;
1145 break;
1146 case MGN_9M:
1147 *rate_config |= RRSR_9M;
1148 break;
1149 case MGN_12M:
1150 *rate_config |= RRSR_12M;
1151 break;
1152 case MGN_18M:
1153 *rate_config |= RRSR_18M;
1154 break;
1155 case MGN_24M:
1156 *rate_config |= RRSR_24M;
1157 break;
1158 case MGN_36M:
1159 *rate_config |= RRSR_36M;
1160 break;
1161 case MGN_48M:
1162 *rate_config |= RRSR_48M;
1163 break;
1164 case MGN_54M:
1165 *rate_config |= RRSR_54M;
1166 break;
8f896d61
XR		 1167 }
1168 }
8fc8598e
JC		 1169}
1170
1171
1172#define SHORT_SLOT_TIME 9
1173#define NON_SHORT_SLOT_TIME 20
1174
f4c6074a 1175static void rtl8192_update_cap(struct net_device *dev, u16 cap)
8fc8598e
JC		 1176{
1177 u32 tmp = 0;
1178 struct r8192_priv *priv = ieee80211_priv(dev);
1179 struct ieee80211_network *net = &priv->ieee80211->current_network;
7b25c24e 1180
8fc8598e
JC		 1181 priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1182 tmp = priv->basic_rate;
1183 if (priv->short_preamble)
1184 tmp |= BRSR_AckShortPmb;
1185 write_nic_dword(dev, RRSR, tmp);
1186
74a0266c 1187 if (net->mode & (IEEE_G | IEEE_N_24G)) {
8fc8598e 1188 u8 slot_time = 0;
7b25c24e 1189
069b3162
RB		 1190 if ((cap & WLAN_CAPABILITY_SHORT_SLOT) &&
1191 (!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
0063fdfb 1192 /* short slot time */
8fc8598e 1193 slot_time = SHORT_SLOT_TIME;
0063fdfb 1194 else /* long slot time */
8fc8598e
JC		 1195 slot_time = NON_SHORT_SLOT_TIME;
1196 priv->slot_time = slot_time;
1197 write_nic_byte(dev, SLOT_TIME, slot_time);
1198 }
8fc8598e 1199}
b7141cba 1200
f4c6074a 1201static void rtl8192_net_update(struct net_device *dev)
8fc8598e 1202{
8fc8598e
JC		 1203 struct r8192_priv *priv = ieee80211_priv(dev);
1204 struct ieee80211_network *net;
1205 u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1206 u16 rate_config = 0;
7b25c24e 1207
003a2d18 1208 net = &priv->ieee80211->current_network;
8fc8598e
JC		 1209
1210 rtl8192_config_rate(dev, &rate_config);
3fe56324 1211 priv->basic_rate = rate_config & 0x15f;
8fc8598e 1212
3ab31c7b 1213 write_nic_dword(dev, BSSIDR, ((u32 *)net->bssid)[0]);
74a0266c 1214 write_nic_word(dev, BSSIDR + 4, ((u16 *)net->bssid)[2]);
8fc8598e
JC		 1215
1216 rtl8192_update_msr(dev);
2716141c 1217 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC) {
8f896d61
XR		 1218 write_nic_word(dev, ATIMWND, 2);
1219 write_nic_word(dev, BCN_DMATIME, 1023);
1220 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1221 write_nic_word(dev, BCN_DRV_EARLY_INT, 1);
1222 write_nic_byte(dev, BCN_ERR_THRESH, 100);
74a0266c 1223 BcnTimeCfg |= (BcnCW << BCN_TCFG_CW_SHIFT);
14285c1f 1224 /* TODO: BcnIFS may required to be changed on ASIC */
74a0266c 1225 BcnTimeCfg |= BcnIFS << BCN_TCFG_IFS;
8fc8598e 1226
8f896d61 1227 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
8fc8598e 1228 }
8fc8598e
JC		 1229}
1230
14285c1f
RB		 1231/* temporary hw beacon is not used any more.
1232 * open it when necessary
1233 */
3ab31c7b 1234void rtl819xusb_beacon_tx(struct net_device *dev, u16 tx_rate)
8fc8598e
JC		 1235{
1236
8fc8598e 1237}
b7141cba 1238
8fc8598e
JC		 1239short rtl819xU_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1240{
1241 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e
JC		 1242 int status;
1243 struct urb *tx_urb;
35997ff0 1244 unsigned int idx_pipe;
8fc8598e 1245 tx_desc_cmd_819x_usb *pdesc = (tx_desc_cmd_819x_usb *)skb->data;
20f896c4 1246 struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
8fc8598e
JC		 1247 u8 queue_index = tcb_desc->queue_index;
1248
8fc8598e 1249 atomic_inc(&priv->tx_pending[queue_index]);
3ab31c7b 1250 tx_urb = usb_alloc_urb(0, GFP_ATOMIC);
2716141c 1251 if (!tx_urb) {
8fc8598e
JC		 1252 dev_kfree_skb(skb);
1253 return -ENOMEM;
1254 }
1255
1256 memset(pdesc, 0, USB_HWDESC_HEADER_LEN);
1257 /* Tx descriptor ought to be set according to the skb->cb */
14285c1f
RB		 1258 pdesc->FirstSeg = 1;
1259 pdesc->LastSeg = 1;
8fc8598e
JC		 1260 pdesc->CmdInit = tcb_desc->bCmdOrInit;
1261 pdesc->TxBufferSize = tcb_desc->txbuf_size;
1262 pdesc->OWN = 1;
1263 pdesc->LINIP = tcb_desc->bLastIniPkt;
1264
0063fdfb 1265 /*---------------------------------------------------------------------
14285c1f 1266 * Fill up USB_OUT_CONTEXT.
0063fdfb 1267 *---------------------------------------------------------------------
14285c1f 1268 */
8fc8598e 1269 idx_pipe = 0x04;
069b3162
RB		 1270 usb_fill_bulk_urb(tx_urb, priv->udev,
1271 usb_sndbulkpipe(priv->udev, idx_pipe),
8f896d61 1272 skb->data, skb->len, rtl8192_tx_isr, skb);
8fc8598e 1273
8fc8598e 1274 status = usb_submit_urb(tx_urb, GFP_ATOMIC);
8fc8598e 1275
9647a6d5 1276 if (!status)
8fc8598e 1277 return 0;
9647a6d5
RB		 1278
1279 DMESGE("Error TX CMD URB, error %d", status);
1280 return -1;
8fc8598e
JC		 1281}
1282
1283/*
1284 * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1285 * in TxFwInfo data structure
1286 * 2006.10.30 by Emily
1287 *
1288 * \param QUEUEID Software Queue
8ec52525 1289 */
46326d26 1290static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
8fc8598e 1291{
957f95bf 1292 u8 QueueSelect = 0x0; /* default set to */
8fc8598e 1293
ad638459 1294 switch (QueueID) {
24fbe875 1295 case BE_QUEUE:
57c259fb 1296 QueueSelect = QSLT_BE;
24fbe875 1297 break;
8fc8598e 1298
24fbe875 1299 case BK_QUEUE:
57c259fb 1300 QueueSelect = QSLT_BK;
24fbe875 1301 break;
8fc8598e 1302
24fbe875 1303 case VO_QUEUE:
57c259fb 1304 QueueSelect = QSLT_VO;
24fbe875 1305 break;
8fc8598e 1306
24fbe875 1307 case VI_QUEUE:
57c259fb 1308 QueueSelect = QSLT_VI;
24fbe875
SH		 1309 break;
1310 case MGNT_QUEUE:
1311 QueueSelect = QSLT_MGNT;
1312 break;
8fc8598e 1313
24fbe875
SH		 1314 case BEACON_QUEUE:
1315 QueueSelect = QSLT_BEACON;
1316 break;
8fc8598e 1317
0063fdfb 1318 /* TODO: mark other queue selection until we verify it is OK */
14285c1f 1319 /* TODO: Remove Assertions */
24fbe875
SH		 1320 case TXCMD_QUEUE:
1321 QueueSelect = QSLT_CMD;
1322 break;
24fbe875
SH		 1323 case HIGH_QUEUE:
1324 QueueSelect = QSLT_HIGH;
1325 break;
8fc8598e 1326
24fbe875 1327 default:
069b3162
RB		 1328 RT_TRACE(COMP_ERR,
1329 "TransmitTCB(): Impossible Queue Selection: %d\n",
1330 QueueID);
24fbe875 1331 break;
8fc8598e
JC		 1332 }
1333 return QueueSelect;
1334}
1335
f4c6074a 1336static u8 MRateToHwRate8190Pci(u8 rate)
8fc8598e
JC		 1337{
1338 u8 ret = DESC90_RATE1M;
1339
81669597 1340 switch (rate) {
f2588483
GD		 1341 case MGN_1M:
1342 ret = DESC90_RATE1M;
1343 break;
1344 case MGN_2M:
1345 ret = DESC90_RATE2M;
1346 break;
1347 case MGN_5_5M:
1348 ret = DESC90_RATE5_5M;
1349 break;
1350 case MGN_11M:
1351 ret = DESC90_RATE11M;
1352 break;
1353 case MGN_6M:
1354 ret = DESC90_RATE6M;
1355 break;
1356 case MGN_9M:
1357 ret = DESC90_RATE9M;
1358 break;
1359 case MGN_12M:
1360 ret = DESC90_RATE12M;
1361 break;
1362 case MGN_18M:
1363 ret = DESC90_RATE18M;
1364 break;
1365 case MGN_24M:
1366 ret = DESC90_RATE24M;
1367 break;
1368 case MGN_36M:
1369 ret = DESC90_RATE36M;
1370 break;
1371 case MGN_48M:
1372 ret = DESC90_RATE48M;
1373 break;
1374 case MGN_54M:
1375 ret = DESC90_RATE54M;
1376 break;
f93b4685 1377
f2588483
GD		 1378 /* HT rate since here */
1379 case MGN_MCS0:
1380 ret = DESC90_RATEMCS0;
1381 break;
1382 case MGN_MCS1:
1383 ret = DESC90_RATEMCS1;
1384 break;
1385 case MGN_MCS2:
1386 ret = DESC90_RATEMCS2;
1387 break;
1388 case MGN_MCS3:
1389 ret = DESC90_RATEMCS3;
1390 break;
1391 case MGN_MCS4:
1392 ret = DESC90_RATEMCS4;
1393 break;
1394 case MGN_MCS5:
1395 ret = DESC90_RATEMCS5;
1396 break;
1397 case MGN_MCS6:
1398 ret = DESC90_RATEMCS6;
1399 break;
1400 case MGN_MCS7:
1401 ret = DESC90_RATEMCS7;
1402 break;
1403 case MGN_MCS8:
1404 ret = DESC90_RATEMCS8;
1405 break;
1406 case MGN_MCS9:
1407 ret = DESC90_RATEMCS9;
1408 break;
1409 case MGN_MCS10:
1410 ret = DESC90_RATEMCS10;
1411 break;
1412 case MGN_MCS11:
1413 ret = DESC90_RATEMCS11;
1414 break;
1415 case MGN_MCS12:
1416 ret = DESC90_RATEMCS12;
1417 break;
1418 case MGN_MCS13:
1419 ret = DESC90_RATEMCS13;
1420 break;
1421 case MGN_MCS14:
1422 ret = DESC90_RATEMCS14;
1423 break;
1424 case MGN_MCS15:
1425 ret = DESC90_RATEMCS15;
1426 break;
74a0266c 1427 case (0x80 | 0x20):
f2588483
GD		 1428 ret = DESC90_RATEMCS32;
1429 break;
f93b4685 1430
f2588483
GD		 1431 default:
1432 break;
8fc8598e
JC		 1433 }
1434 return ret;
1435}
1436
1437
20f896c4 1438static u8 QueryIsShort(u8 TxHT, u8 TxRate, struct cb_desc *tcb_desc)
8fc8598e
JC		 1439{
1440 u8 tmp_Short;
1441
069b3162
RB		 1442 tmp_Short = (TxHT == 1) ?
1443 ((tcb_desc->bUseShortGI) ? 1 : 0) :
1444 ((tcb_desc->bUseShortPreamble) ? 1 : 0);
8fc8598e 1445
204ecd39 1446 if (TxHT == 1 && TxRate != DESC90_RATEMCS15)
8fc8598e
JC		 1447 tmp_Short = 0;
1448
1449 return tmp_Short;
1450}
1451
8fc8598e 1452static void tx_zero_isr(struct urb *tx_urb)
8fc8598e 1453{
8fc8598e
JC		 1454}
1455
1456/*
1457 * The tx procedure is just as following,
1458 * skb->cb will contain all the following information,
1459 * priority, morefrag, rate, &dev.
8ec52525 1460 */
9f7b8300 1461short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
8fc8598e
JC		 1462{
1463 struct r8192_priv *priv = ieee80211_priv(dev);
20f896c4 1464 struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
8fc8598e 1465 tx_desc_819x_usb *tx_desc = (tx_desc_819x_usb *)skb->data;
069b3162
RB		 1466 tx_fwinfo_819x_usb *tx_fwinfo =
1467 (tx_fwinfo_819x_usb *)(skb->data + USB_HWDESC_HEADER_LEN);
8fc8598e
JC		 1468 struct usb_device *udev = priv->udev;
1469 int pend;
1470 int status;
1471 struct urb *tx_urb = NULL, *tx_urb_zero = NULL;
8fc8598e 1472 unsigned int idx_pipe;
7b25c24e 1473
8fc8598e
JC		 1474 pend = atomic_read(&priv->tx_pending[tcb_desc->queue_index]);
1475 /* we are locked here so the two atomic_read and inc are executed
1476 * without interleaves
1477 * !!! For debug purpose
1478 */
2716141c 1479 if (pend > MAX_TX_URB) {
d6bbce06 1480 netdev_dbg(dev, "To discard skb packet!\n");
8fc8598e
JC		 1481 dev_kfree_skb_any(skb);
1482 return -1;
1483 }
1484
3ab31c7b 1485 tx_urb = usb_alloc_urb(0, GFP_ATOMIC);
2716141c 1486 if (!tx_urb) {
8fc8598e
JC		 1487 dev_kfree_skb_any(skb);
1488 return -ENOMEM;
1489 }
1490
1491 /* Fill Tx firmware info */
3ab31c7b 1492 memset(tx_fwinfo, 0, sizeof(tx_fwinfo_819x_usb));
8fc8598e 1493 /* DWORD 0 */
74a0266c 1494 tx_fwinfo->TxHT = (tcb_desc->data_rate & 0x80) ? 1 : 0;
8fc8598e
JC		 1495 tx_fwinfo->TxRate = MRateToHwRate8190Pci(tcb_desc->data_rate);
1496 tx_fwinfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
069b3162
RB		 1497 tx_fwinfo->Short = QueryIsShort(tx_fwinfo->TxHT, tx_fwinfo->TxRate,
1498 tcb_desc);
81669597 1499 if (tcb_desc->bAMPDUEnable) { /* AMPDU enabled */
8fc8598e
JC		 1500 tx_fwinfo->AllowAggregation = 1;
1501 /* DWORD 1 */
1502 tx_fwinfo->RxMF = tcb_desc->ampdu_factor;
74a0266c 1503 tx_fwinfo->RxAMD = tcb_desc->ampdu_density & 0x07;
8fc8598e
JC		 1504 } else {
1505 tx_fwinfo->AllowAggregation = 0;
1506 /* DWORD 1 */
1507 tx_fwinfo->RxMF = 0;
1508 tx_fwinfo->RxAMD = 0;
1509 }
1510
1511 /* Protection mode related */
15f6d3a4
XR		 1512 tx_fwinfo->RtsEnable = (tcb_desc->bRTSEnable) ? 1 : 0;
1513 tx_fwinfo->CtsEnable = (tcb_desc->bCTSEnable) ? 1 : 0;
1514 tx_fwinfo->RtsSTBC = (tcb_desc->bRTSSTBC) ? 1 : 0;
74a0266c 1515 tx_fwinfo->RtsHT = (tcb_desc->rts_rate & 0x80) ? 1 : 0;
8fc8598e 1516 tx_fwinfo->RtsRate = MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
15f6d3a4
XR		 1517 tx_fwinfo->RtsSubcarrier = (tx_fwinfo->RtsHT == 0) ? (tcb_desc->RTSSC) : 0;
1518 tx_fwinfo->RtsBandwidth = (tx_fwinfo->RtsHT == 1) ? ((tcb_desc->bRTSBW) ? 1 : 0) : 0;
1519 tx_fwinfo->RtsShort = (tx_fwinfo->RtsHT == 0) ? (tcb_desc->bRTSUseShortPreamble ? 1 : 0) :
c745f267 1520 (tcb_desc->bRTSUseShortGI ? 1 : 0);
8fc8598e
JC		 1521
1522 /* Set Bandwidth and sub-channel settings. */
2716141c 1523 if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40) {
34fc438a 1524 if (tcb_desc->bPacketBW) {
8fc8598e 1525 tx_fwinfo->TxBandwidth = 1;
0063fdfb
RB		 1526 /* use duplicated mode */
1527 tx_fwinfo->TxSubCarrier = 0;
8fc8598e
JC		 1528 } else {
1529 tx_fwinfo->TxBandwidth = 0;
1530 tx_fwinfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1531 }
1532 } else {
1533 tx_fwinfo->TxBandwidth = 0;
1534 tx_fwinfo->TxSubCarrier = 0;
1535 }
1536
8fc8598e
JC		 1537 /* Fill Tx descriptor */
1538 memset(tx_desc, 0, sizeof(tx_desc_819x_usb));
1539 /* DWORD 0 */
e406322b
MCC		 1540 tx_desc->LINIP = 0;
1541 tx_desc->CmdInit = 1;
1542 tx_desc->Offset = sizeof(tx_fwinfo_819x_usb) + 8;
e3e28965 1543 tx_desc->PktSize = (skb->len - TX_PACKET_SHIFT_BYTES) & 0xffff;
8fc8598e
JC		 1544
1545 /*DWORD 1*/
2d39b002 1546 tx_desc->SecCAMID = 0;
8fc8598e 1547 tx_desc->RATid = tcb_desc->RATRIndex;
8f896d61 1548 tx_desc->NoEnc = 1;
8fc8598e 1549 tx_desc->SecType = 0x0;
8f896d61
XR		 1550 if (tcb_desc->bHwSec) {
1551 switch (priv->ieee80211->pairwise_key_type) {
1552 case KEY_TYPE_WEP40:
1553 case KEY_TYPE_WEP104:
1554 tx_desc->SecType = 0x1;
1555 tx_desc->NoEnc = 0;
1556 break;
1557 case KEY_TYPE_TKIP:
1558 tx_desc->SecType = 0x2;
1559 tx_desc->NoEnc = 0;
1560 break;
1561 case KEY_TYPE_CCMP:
1562 tx_desc->SecType = 0x3;
1563 tx_desc->NoEnc = 0;
1564 break;
1565 case KEY_TYPE_NA:
1566 tx_desc->SecType = 0x0;
1567 tx_desc->NoEnc = 1;
1568 break;
1569 }
1570 }
8fc8598e
JC		 1571
1572 tx_desc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1573 tx_desc->TxFWInfoSize = sizeof(tx_fwinfo_819x_usb);
1574
1575 tx_desc->DISFB = tcb_desc->bTxDisableRateFallBack;
1576 tx_desc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1577
0063fdfb
RB		 1578 /* Fill fields that are required to be initialized in
1579 * all of the descriptors
1580 */
14285c1f 1581 /* DWORD 0 */
e406322b
MCC		 1582 tx_desc->FirstSeg = 1;
1583 tx_desc->LastSeg = 1;
e406322b 1584 tx_desc->OWN = 1;
8fc8598e 1585
e3e28965
ASC		 1586 /* DWORD 2 */
1587 tx_desc->TxBufferSize = (u32)(skb->len - USB_HWDESC_HEADER_LEN);
8fc8598e 1588 idx_pipe = 0x5;
8fc8598e 1589
8fc8598e 1590 /* To submit bulk urb */
3ab31c7b 1591 usb_fill_bulk_urb(tx_urb, udev,
8f896d61
XR		 1592 usb_sndbulkpipe(udev, idx_pipe), skb->data,
1593 skb->len, rtl8192_tx_isr, skb);
8fc8598e 1594
8fc8598e 1595 status = usb_submit_urb(tx_urb, GFP_ATOMIC);
2716141c 1596 if (!status) {
14285c1f
RB		 1597 /* We need to send 0 byte packet whenever
1598 * 512N bytes/64N(HIGN SPEED/NORMAL SPEED) bytes packet has
1599 * been transmitted. Otherwise, it will be halt to wait for
1600 * another packet.
1601 */
8fc8598e
JC		 1602 bool bSend0Byte = false;
1603 u8 zero = 0;
7b25c24e 1604
2716141c 1605 if (udev->speed == USB_SPEED_HIGH) {
8fc8598e
JC		 1606 if (skb->len > 0 && skb->len % 512 == 0)
1607 bSend0Byte = true;
2716141c 1608 } else {
8fc8598e
JC		 1609 if (skb->len > 0 && skb->len % 64 == 0)
1610 bSend0Byte = true;
1611 }
2716141c 1612 if (bSend0Byte) {
3ab31c7b 1613 tx_urb_zero = usb_alloc_urb(0, GFP_ATOMIC);
e89549b9 1614 if (!tx_urb_zero)
8fc8598e 1615 return -ENOMEM;
3ab31c7b 1616 usb_fill_bulk_urb(tx_urb_zero, udev,
069b3162
RB		 1617 usb_sndbulkpipe(udev, idx_pipe),
1618 &zero, 0, tx_zero_isr, dev);
8fc8598e 1619 status = usb_submit_urb(tx_urb_zero, GFP_ATOMIC);
2716141c 1620 if (status) {
069b3162
RB		 1621 RT_TRACE(COMP_ERR,
1622 "Error TX URB for zero byte %d, error %d",
1623 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
1624 status);
8f896d61 1625 return -1;
8fc8598e 1626 }
8fc8598e 1627 }
860e9538 1628 netif_trans_update(dev);
8fc8598e
JC		 1629 atomic_inc(&priv->tx_pending[tcb_desc->queue_index]);
1630 return 0;
8fc8598e 1631 }
9647a6d5 1632
069b3162
RB		 1633 RT_TRACE(COMP_ERR, "Error TX URB %d, error %d",
1634 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
9647a6d5
RB		 1635 status);
1636 return -1;
8fc8598e
JC		 1637}
1638
46326d26 1639static short rtl8192_usb_initendpoints(struct net_device *dev)
8fc8598e
JC		 1640{
1641 struct r8192_priv *priv = ieee80211_priv(dev);
1642
6da2ec56
KC		 1643 priv->rx_urb = kmalloc_array(MAX_RX_URB + 1, sizeof(struct urb *),
1644 GFP_KERNEL);
61645cc3 1645 if (!priv->rx_urb)
b8345175 1646 return -ENOMEM;
8fc8598e
JC		 1647
1648#ifndef JACKSON_NEW_RX
74a0266c 1649 for (i = 0; i < (MAX_RX_URB + 1); i++) {
3ab31c7b 1650 priv->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
5fef87cb
CJ		 1651 if (!priv->rx_urb[i])
1652 return -ENOMEM;
8fc8598e 1653
069b3162
RB		 1654 priv->rx_urb[i]->transfer_buffer =
1655 kmalloc(RX_URB_SIZE, GFP_KERNEL);
5fef87cb
CJ		 1656 if (!priv->rx_urb[i]->transfer_buffer)
1657 return -ENOMEM;
8fc8598e
JC		 1658
1659 priv->rx_urb[i]->transfer_buffer_length = RX_URB_SIZE;
1660 }
1661#endif
1662
1663#ifdef THOMAS_BEACON
2716141c 1664 {
8f896d61
XR		 1665 long align = 0;
1666 void *oldaddr, *newaddr;
1667
1668 priv->rx_urb[16] = usb_alloc_urb(0, GFP_KERNEL);
1669 priv->oldaddr = kmalloc(16, GFP_KERNEL);
e1a74185
CIK		 1670 if (!priv->oldaddr)
1671 return -ENOMEM;
8f896d61
XR		 1672 oldaddr = priv->oldaddr;
1673 align = ((long)oldaddr) & 3;
1674 if (align) {
1675 newaddr = oldaddr + 4 - align;
1676 priv->rx_urb[16]->transfer_buffer_length = 16 - 4 + align;
1677 } else {
1678 newaddr = oldaddr;
1679 priv->rx_urb[16]->transfer_buffer_length = 16;
1680 }
1681 priv->rx_urb[16]->transfer_buffer = newaddr;
2716141c 1682 }
8fc8598e
JC		 1683#endif
1684
9f7b8300 1685 memset(priv->rx_urb, 0, sizeof(struct urb *) * MAX_RX_URB);
7a6cb0d5 1686 priv->pp_rxskb = kcalloc(MAX_RX_URB, sizeof(struct sk_buff *),
32414878 1687 GFP_KERNEL);
2e464f00
PST		 1688 if (!priv->pp_rxskb) {
1689 kfree(priv->rx_urb);
8fc8598e 1690
2e464f00
PST		 1691 priv->pp_rxskb = NULL;
1692 priv->rx_urb = NULL;
8fc8598e 1693
2e464f00
PST		 1694 DMESGE("Endpoint Alloc Failure");
1695 return -ENOMEM;
1696 }
8fc8598e 1697
d6bbce06 1698 netdev_dbg(dev, "End of initendpoints\n");
8fc8598e 1699 return 0;
8fc8598e 1700}
b7141cba 1701
8fc8598e 1702#ifdef THOMAS_BEACON
46326d26 1703static void rtl8192_usb_deleteendpoints(struct net_device *dev)
8fc8598e
JC		 1704{
1705 int i;
1706 struct r8192_priv *priv = ieee80211_priv(dev);
1707
2716141c 1708 if (priv->rx_urb) {
74a0266c 1709 for (i = 0; i < (MAX_RX_URB + 1); i++) {
8fc8598e
JC		 1710 usb_kill_urb(priv->rx_urb[i]);
1711 usb_free_urb(priv->rx_urb[i]);
1712 }
1713 kfree(priv->rx_urb);
1714 priv->rx_urb = NULL;
1715 }
e72714fb
IM		 1716 kfree(priv->oldaddr);
1717 priv->oldaddr = NULL;
efe8a7fa
RB		 1718
1719 kfree(priv->pp_rxskb);
1720 priv->pp_rxskb = NULL;
8fc8598e
JC		 1721}
1722#else
1723void rtl8192_usb_deleteendpoints(struct net_device *dev)
1724{
1725 int i;
1726 struct r8192_priv *priv = ieee80211_priv(dev);
1727
1728#ifndef JACKSON_NEW_RX
1729
2716141c 1730 if (priv->rx_urb) {
74a0266c 1731 for (i = 0; i < (MAX_RX_URB + 1); i++) {
8fc8598e
JC		 1732 usb_kill_urb(priv->rx_urb[i]);
1733 kfree(priv->rx_urb[i]->transfer_buffer);
1734 usb_free_urb(priv->rx_urb[i]);
1735 }
1736 kfree(priv->rx_urb);
1737 priv->rx_urb = NULL;
8fc8598e
JC		 1738 }
1739#else
e72714fb
IM		 1740 kfree(priv->rx_urb);
1741 priv->rx_urb = NULL;
1742 kfree(priv->oldaddr);
1743 priv->oldaddr = NULL;
8fc8598e 1744
efe8a7fa
RB		 1745 kfree(priv->pp_rxskb);
1746 priv->pp_rxskb = 0;
8fc8598e
JC		 1747
1748#endif
1749}
1750#endif
1751
ef8a83e7 1752static void rtl8192_update_ratr_table(struct net_device *dev);
f4c6074a 1753static void rtl8192_link_change(struct net_device *dev)
8fc8598e 1754{
8fc8598e 1755 struct r8192_priv *priv = ieee80211_priv(dev);
9f7b8300 1756 struct ieee80211_device *ieee = priv->ieee80211;
7b25c24e 1757
2716141c 1758 if (ieee->state == IEEE80211_LINKED) {
8fc8598e
JC		 1759 rtl8192_net_update(dev);
1760 rtl8192_update_ratr_table(dev);
14285c1f
RB		 1761 /* Add this as in pure N mode, wep encryption will use software
1762 * way, but there is no chance to set this as wep will not set
1763 * group key in wext.
1764 */
9415b671
SS		 1765 if (ieee->pairwise_key_type == KEY_TYPE_WEP40 ||
1766 ieee->pairwise_key_type == KEY_TYPE_WEP104)
8f896d61 1767 EnableHWSecurityConfig8192(dev);
8fc8598e
JC		 1768 }
1769 /*update timing params*/
8f896d61 1770 if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC) {
fdc64a9e 1771 u32 reg = 0;
7b25c24e 1772
b3d42bf1 1773 read_nic_dword(dev, RCR, &reg);
fdc64a9e
SH		 1774 if (priv->ieee80211->state == IEEE80211_LINKED)
1775 priv->ReceiveConfig = reg |= RCR_CBSSID;
1776 else
1777 priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1778 write_nic_dword(dev, RCR, reg);
1779 }
8fc8598e
JC		 1780}
1781
feb254a7 1782static const struct ieee80211_qos_parameters def_qos_parameters = {
7d959837
KG		 1783 {cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3)},
1784 {cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7)},
3ab31c7b
XR		 1785 {2, 2, 2, 2},/* aifs */
1786 {0, 0, 0, 0},/* flags */
1787 {0, 0, 0, 0} /* tx_op_limit */
8fc8598e
JC		 1788};
1789
1790
f4c6074a 1791static void rtl8192_update_beacon(struct work_struct *work)
8fc8598e 1792{
069b3162
RB		 1793 struct r8192_priv *priv = container_of(work, struct r8192_priv,
1794 update_beacon_wq.work);
fdc64a9e 1795 struct net_device *dev = priv->ieee80211->dev;
9f7b8300
XR		 1796 struct ieee80211_device *ieee = priv->ieee80211;
1797 struct ieee80211_network *net = &ieee->current_network;
8fc8598e
JC		 1798
1799 if (ieee->pHTInfo->bCurrentHTSupport)
1800 HTUpdateSelfAndPeerSetting(ieee, net);
069b3162
RB		 1801 ieee->pHTInfo->bCurrentRT2RTLongSlotTime =
1802 net->bssht.bdRT2RTLongSlotTime;
8fc8598e
JC		 1803 rtl8192_update_cap(dev, net->capability);
1804}
b7141cba 1805
8fc8598e 1806/*
8ec52525
DR		 1807 * background support to run QoS activate functionality
1808 */
069b3162
RB		 1809static int WDCAPARA_ADD[] = {EDCAPARA_BE, EDCAPARA_BK,
1810 EDCAPARA_VI, EDCAPARA_VO};
f4c6074a 1811static void rtl8192_qos_activate(struct work_struct *work)
8fc8598e 1812{
069b3162
RB		 1813 struct r8192_priv *priv = container_of(work, struct r8192_priv,
1814 qos_activate);
e406322b 1815 struct net_device *dev = priv->ieee80211->dev;
069b3162
RB		 1816 struct ieee80211_qos_parameters *qos_parameters =
1817 &priv->ieee80211->current_network.qos_data.parameters;
e406322b 1818 u8 mode = priv->ieee80211->current_network.mode;
7efa16c3 1819 u32 u1bAIFS;
8fc8598e 1820 u32 u4bAcParam;
7efa16c3
KG		 1821 u32 op_limit;
1822 u32 cw_max;
1823 u32 cw_min;
e406322b 1824 int i;
8fc8598e 1825
8f896d61 1826 mutex_lock(&priv->mutex);
34fc438a 1827 if (priv->ieee80211->state != IEEE80211_LINKED)
8fc8598e 1828 goto success;
069b3162
RB		 1829 RT_TRACE(COMP_QOS,
1830 "qos active process with associate response received\n");
0063fdfb
RB		 1831 /* It better set slot time at first
1832 *
1833 * For we just support b/g mode at present, let the slot time at
1834 * 9/20 selection
1835 *
1836 * update the ac parameter to related registers
1837 */
212bff38 1838 for (i = 0; i < QOS_QUEUE_NUM; i++) {
14285c1f 1839 /* Mode G/A: slotTimeTimer = 9; Mode B: 20 */
74a0266c 1840 u1bAIFS = qos_parameters->aifs[i] * ((mode & (IEEE_G | IEEE_N_24G)) ? 9 : 20) + aSifsTime;
7efa16c3
KG		 1841 u1bAIFS <<= AC_PARAM_AIFS_OFFSET;
1842 op_limit = (u32)le16_to_cpu(qos_parameters->tx_op_limit[i]);
1843 op_limit <<= AC_PARAM_TXOP_LIMIT_OFFSET;
1844 cw_max = (u32)le16_to_cpu(qos_parameters->cw_max[i]);
1845 cw_max <<= AC_PARAM_ECW_MAX_OFFSET;
1846 cw_min = (u32)le16_to_cpu(qos_parameters->cw_min[i]);
1847 cw_min <<= AC_PARAM_ECW_MIN_OFFSET;
1848 u4bAcParam = op_limit | cw_max | cw_min | u1bAIFS;
8fc8598e 1849 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
8fc8598e
JC		 1850 }
1851
1852success:
8f896d61 1853 mutex_unlock(&priv->mutex);
8fc8598e
JC		 1854}
1855
1856static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
8f896d61
XR		 1857 int active_network,
1858 struct ieee80211_network *network)
8fc8598e
JC		 1859{
1860 int ret = 0;
1861 u32 size = sizeof(struct ieee80211_qos_parameters);
1862
204ecd39 1863 if (priv->ieee80211->state != IEEE80211_LINKED)
e406322b 1864 return ret;
8fc8598e 1865
2054df86 1866 if (priv->ieee80211->iw_mode != IW_MODE_INFRA)
e406322b 1867 return ret;
8fc8598e
JC		 1868
1869 if (network->flags & NETWORK_HAS_QOS_MASK) {
1870 if (active_network &&
8f896d61 1871 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
8fc8598e
JC		 1872 network->qos_data.active = network->qos_data.supported;
1873
1874 if ((network->qos_data.active == 1) && (active_network == 1) &&
8f896d61
XR		 1875 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
1876 (network->qos_data.old_param_count !=
1877 network->qos_data.param_count)) {
8fc8598e
JC		 1878 network->qos_data.old_param_count =
1879 network->qos_data.param_count;
1761a85c 1880 schedule_work(&priv->qos_activate);
85a22e42
RB		 1881 RT_TRACE(COMP_QOS,
1882 "QoS parameters change call qos_activate\n");
8fc8598e
JC		 1883 }
1884 } else {
f0a60a14 1885 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8fc8598e
JC		 1886 &def_qos_parameters, size);
1887
1888 if ((network->qos_data.active == 1) && (active_network == 1)) {
1761a85c 1889 schedule_work(&priv->qos_activate);
069b3162
RB		 1890 RT_TRACE(COMP_QOS,
1891 "QoS was disabled call qos_activate\n");
8fc8598e
JC		 1892 }
1893 network->qos_data.active = 0;
1894 network->qos_data.supported = 0;
1895 }
1896
1897 return 0;
1898}
1899
589b3d06 1900/* handle and manage frame from beacon and probe response */
9f7b8300 1901static int rtl8192_handle_beacon(struct net_device *dev,
8f896d61
XR		 1902 struct ieee80211_beacon *beacon,
1903 struct ieee80211_network *network)
8fc8598e
JC		 1904{
1905 struct r8192_priv *priv = ieee80211_priv(dev);
1906
3ab31c7b 1907 rtl8192_qos_handle_probe_response(priv, 1, network);
1761a85c 1908 schedule_delayed_work(&priv->update_beacon_wq, 0);
8fc8598e 1909 return 0;
8fc8598e
JC		 1910}
1911
1912/*
8ec52525
DR		 1913 * handling the beaconing responses. if we get different QoS setting
1914 * off the network from the associated setting, adjust the QoS
1915 * setting
1916 */
8fc8598e 1917static int rtl8192_qos_association_resp(struct r8192_priv *priv,
8f896d61 1918 struct ieee80211_network *network)
8fc8598e 1919{
e406322b
MCC		 1920 unsigned long flags;
1921 u32 size = sizeof(struct ieee80211_qos_parameters);
1922 int set_qos_param = 0;
8fc8598e 1923
b8a99fb5 1924 if (!priv || !network)
bfcc6be5 1925 return 0;
8fc8598e 1926
204ecd39 1927 if (priv->ieee80211->state != IEEE80211_LINKED)
bfcc6be5 1928 return 0;
8fc8598e 1929
2054df86 1930 if (priv->ieee80211->iw_mode != IW_MODE_INFRA)
bfcc6be5 1931 return 0;
8fc8598e 1932
e406322b 1933 spin_lock_irqsave(&priv->ieee80211->lock, flags);
34fc438a 1934 if (network->flags & NETWORK_HAS_QOS_PARAMETERS) {
f0a60a14 1935 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8f896d61
XR		 1936 &network->qos_data.parameters,
1937 sizeof(struct ieee80211_qos_parameters));
8fc8598e 1938 priv->ieee80211->current_network.qos_data.active = 1;
8f896d61
XR		 1939 set_qos_param = 1;
1940 /* update qos parameter for current network */
1941 priv->ieee80211->current_network.qos_data.old_param_count =
1942 priv->ieee80211->current_network.qos_data.param_count;
1943 priv->ieee80211->current_network.qos_data.param_count =
1944 network->qos_data.param_count;
e406322b 1945 } else {
f0a60a14 1946 memcpy(&priv->ieee80211->current_network.qos_data.parameters,
8fc8598e
JC		 1947 &def_qos_parameters, size);
1948 priv->ieee80211->current_network.qos_data.active = 0;
1949 priv->ieee80211->current_network.qos_data.supported = 0;
e406322b
MCC		 1950 set_qos_param = 1;
1951 }
8fc8598e 1952
e406322b 1953 spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
8fc8598e 1954
069b3162
RB		 1955 RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n", __func__,
1956 network->flags,
1957 priv->ieee80211->current_network.qos_data.active);
8fc8598e 1958 if (set_qos_param == 1)
1761a85c 1959 schedule_work(&priv->qos_activate);
8fc8598e
JC		 1960
1961
bfcc6be5 1962 return 0;
8fc8598e
JC		 1963}
1964
1965
069b3162
RB		 1966static int rtl8192_handle_assoc_response(
1967 struct net_device *dev,
1968 struct ieee80211_assoc_response_frame *resp,
1969 struct ieee80211_network *network)
8fc8598e 1970{
e406322b 1971 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 1972
e406322b
MCC		 1973 rtl8192_qos_association_resp(priv, network);
1974 return 0;
8fc8598e
JC		 1975}
1976
1977
73454eaf 1978static void rtl8192_update_ratr_table(struct net_device *dev)
8fc8598e 1979{
9f7b8300
XR		 1980 struct r8192_priv *priv = ieee80211_priv(dev);
1981 struct ieee80211_device *ieee = priv->ieee80211;
1982 u8 *pMcsRate = ieee->dot11HTOperationalRateSet;
8fc8598e
JC		 1983 u32 ratr_value = 0;
1984 u8 rate_index = 0;
7b25c24e 1985
9f7b8300
XR		 1986 rtl8192_config_rate(dev, (u16 *)(&ratr_value));
1987 ratr_value |= (*(u16 *)(pMcsRate)) << 12;
2716141c 1988 switch (ieee->mode) {
8f896d61
XR		 1989 case IEEE_A:
1990 ratr_value &= 0x00000FF0;
1991 break;
1992 case IEEE_B:
1993 ratr_value &= 0x0000000F;
1994 break;
1995 case IEEE_G:
1996 ratr_value &= 0x00000FF7;
1997 break;
1998 case IEEE_N_24G:
1999 case IEEE_N_5G:
81669597 2000 if (ieee->pHTInfo->PeerMimoPs == 0) { /* MIMO_PS_STATIC */
8f896d61
XR		 2001 ratr_value &= 0x0007F007;
2002 } else {
2003 if (priv->rf_type == RF_1T2R)
2004 ratr_value &= 0x000FF007;
2005 else
2006 ratr_value &= 0x0F81F007;
2007 }
2008 break;
2009 default:
2010 break;
8fc8598e
JC		 2011 }
2012 ratr_value &= 0x0FFFFFFF;
2716141c 2013 if (ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz)
8fc8598e 2014 ratr_value |= 0x80000000;
069b3162
RB		 2015 else if (!ieee->pHTInfo->bCurTxBW40MHz &&
2016 ieee->pHTInfo->bCurShortGI20MHz)
8fc8598e 2017 ratr_value |= 0x80000000;
74a0266c 2018 write_nic_dword(dev, RATR0 + rate_index * 4, ratr_value);
8fc8598e
JC		 2019 write_nic_byte(dev, UFWP, 1);
2020}
2021
3ab31c7b 2022static u8 ccmp_ie[4] = {0x00, 0x50, 0xf2, 0x04};
8fc8598e 2023static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
46326d26 2024static bool GetNmodeSupportBySecCfg8192(struct net_device *dev)
8fc8598e 2025{
9f7b8300
XR		 2026 struct r8192_priv *priv = ieee80211_priv(dev);
2027 struct ieee80211_device *ieee = priv->ieee80211;
2028 struct ieee80211_network *network = &ieee->current_network;
2d39b002 2029 int wpa_ie_len = ieee->wpa_ie_len;
9f7b8300 2030 struct ieee80211_crypt_data *crypt;
e406322b 2031 int encrypt;
8fc8598e 2032
e406322b 2033 crypt = ieee->crypt[ieee->tx_keyidx];
14285c1f
RB		 2034 /* we use connecting AP's capability instead of only security config
2035 * on our driver to distinguish whether it should use N mode or G mode
2036 */
069b3162
RB		 2037 encrypt = (network->capability & WLAN_CAPABILITY_PRIVACY) ||
2038 (ieee->host_encrypt && crypt && crypt->ops &&
9415b671 2039 (strcmp(crypt->ops->name, "WEP") == 0));
8fc8598e
JC		 2040
2041 /* simply judge */
34fc438a 2042 if (encrypt && (wpa_ie_len == 0)) {
8fc8598e
JC		 2043 /* wep encryption, no N mode setting */
2044 return false;
34fc438a 2045 } else if ((wpa_ie_len != 0)) {
8fc8598e 2046 /* parse pairwise key type */
3ab31c7b 2047 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		 2048 return true;
2049 else
2050 return false;
2051 } else {
2052 return true;
2053 }
2054
8fc8598e 2055 return true;
8fc8598e
JC		 2056}
2057
f4c6074a 2058static bool GetHalfNmodeSupportByAPs819xUsb(struct net_device *dev)
8fc8598e 2059{
9f7b8300 2060 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 2061
2ee4c3dc 2062 return priv->ieee80211->bHalfWirelessN24GMode;
8fc8598e
JC		 2063}
2064
f4c6074a 2065static void rtl8192_refresh_supportrate(struct r8192_priv *priv)
8fc8598e 2066{
9f7b8300 2067 struct ieee80211_device *ieee = priv->ieee80211;
14285c1f
RB		 2068 /* We do not consider set support rate for ABG mode, only
2069 * HT MCS rate is set here.
2070 */
069b3162
RB		 2071 if (ieee->mode == WIRELESS_MODE_N_24G ||
2072 ieee->mode == WIRELESS_MODE_N_5G)
2073 memcpy(ieee->Regdot11HTOperationalRateSet,
2074 ieee->RegHTSuppRateSet, 16);
8fc8598e
JC		 2075 else
2076 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
8fc8598e
JC		 2077}
2078
f4c6074a 2079static u8 rtl8192_getSupportedWireleeMode(struct net_device *dev)
8fc8598e
JC		 2080{
2081 struct r8192_priv *priv = ieee80211_priv(dev);
2082 u8 ret = 0;
7b25c24e 2083
2716141c 2084 switch (priv->rf_chip) {
8f896d61
XR		 2085 case RF_8225:
2086 case RF_8256:
2087 case RF_PSEUDO_11N:
74a0266c 2088 ret = WIRELESS_MODE_N_24G | WIRELESS_MODE_G | WIRELESS_MODE_B;
8f896d61
XR		 2089 break;
2090 case RF_8258:
74a0266c 2091 ret = WIRELESS_MODE_A | WIRELESS_MODE_N_5G;
8f896d61
XR		 2092 break;
2093 default:
2094 ret = WIRELESS_MODE_B;
2095 break;
8fc8598e
JC		 2096 }
2097 return ret;
2098}
b7141cba 2099
f4c6074a 2100static void rtl8192_SetWirelessMode(struct net_device *dev, u8 wireless_mode)
8fc8598e
JC		 2101{
2102 struct r8192_priv *priv = ieee80211_priv(dev);
2103 u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2104
069b3162
RB		 2105 if (wireless_mode == WIRELESS_MODE_AUTO ||
2106 (wireless_mode & bSupportMode) == 0) {
2716141c 2107 if (bSupportMode & WIRELESS_MODE_N_24G) {
8fc8598e 2108 wireless_mode = WIRELESS_MODE_N_24G;
2716141c 2109 } else if (bSupportMode & WIRELESS_MODE_N_5G) {
8fc8598e 2110 wireless_mode = WIRELESS_MODE_N_5G;
2716141c 2111 } else if ((bSupportMode & WIRELESS_MODE_A)) {
8fc8598e 2112 wireless_mode = WIRELESS_MODE_A;
2716141c 2113 } else if ((bSupportMode & WIRELESS_MODE_G)) {
8fc8598e 2114 wireless_mode = WIRELESS_MODE_G;
2716141c 2115 } else if ((bSupportMode & WIRELESS_MODE_B)) {
8fc8598e 2116 wireless_mode = WIRELESS_MODE_B;
2716141c 2117 } else {
069b3162
RB		 2118 RT_TRACE(COMP_ERR,
2119 "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n",
2120 __func__, bSupportMode);
8fc8598e
JC		 2121 wireless_mode = WIRELESS_MODE_B;
2122 }
2123 }
0063fdfb
RB		 2124#ifdef TO_DO_LIST
2125 /* TODO: this function doesn't work well at this time,
2126 * we should wait for FPGA
2127 */
069b3162
RB		 2128 ActUpdateChannelAccessSetting(
2129 pAdapter, pHalData->CurrentWirelessMode,
2130 &pAdapter->MgntInfo.Info8185.ChannelAccessSetting);
8fc8598e
JC		 2131#endif
2132 priv->ieee80211->mode = wireless_mode;
2133
069b3162
RB		 2134 if (wireless_mode == WIRELESS_MODE_N_24G ||
2135 wireless_mode == WIRELESS_MODE_N_5G)
8fc8598e
JC		 2136 priv->ieee80211->pHTInfo->bEnableHT = 1;
2137 else
2138 priv->ieee80211->pHTInfo->bEnableHT = 0;
2139 RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2140 rtl8192_refresh_supportrate(priv);
8fc8598e 2141}
b7141cba 2142
14285c1f 2143/* init priv variables here. only non_zero value should be initialized here. */
9f7b8300 2144static void rtl8192_init_priv_variable(struct net_device *dev)
8fc8598e
JC		 2145{
2146 struct r8192_priv *priv = ieee80211_priv(dev);
2147 u8 i;
7b25c24e 2148
8fc8598e 2149 priv->card_8192 = NIC_8192U;
14285c1f
RB		 2150 priv->chan = 1; /* set to channel 1 */
2151 priv->ieee80211->mode = WIRELESS_MODE_AUTO; /* SET AUTO */
8fc8598e 2152 priv->ieee80211->iw_mode = IW_MODE_INFRA;
2d39b002 2153 priv->ieee80211->ieee_up = 0;
8fc8598e
JC		 2154 priv->retry_rts = DEFAULT_RETRY_RTS;
2155 priv->retry_data = DEFAULT_RETRY_DATA;
2156 priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
14285c1f 2157 priv->ieee80211->rate = 110; /* 11 mbps */
8fc8598e 2158 priv->ieee80211->short_slot = 1;
15f6d3a4 2159 priv->promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
8fc8598e 2160 priv->CckPwEnl = 6;
14285c1f 2161 /* for silent reset */
8fc8598e
JC		 2162 priv->IrpPendingCount = 1;
2163 priv->ResetProgress = RESET_TYPE_NORESET;
19cd2297 2164 priv->bForcedSilentReset = false;
8fc8598e
JC		 2165 priv->bDisableNormalResetCheck = false;
2166 priv->force_reset = false;
2167
0063fdfb
RB		 2168 /* we don't use FW read/write RF until stable firmware is available. */
2169 priv->ieee80211->FwRWRF = 0;
069b3162
RB		 2170 priv->ieee80211->current_network.beacon_interval =
2171 DEFAULT_BEACONINTERVAL;
8fc8598e
JC		 2172 priv->ieee80211->softmac_features = IEEE_SOFTMAC_SCAN |
2173 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2174 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE |
14285c1f 2175 IEEE_SOFTMAC_BEACONS;
8fc8598e
JC		 2176
2177 priv->ieee80211->active_scan = 1;
069b3162
RB		 2178 priv->ieee80211->modulation =
2179 IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
8fc8598e
JC		 2180 priv->ieee80211->host_encrypt = 1;
2181 priv->ieee80211->host_decrypt = 1;
14285c1f
RB		 2182 priv->ieee80211->start_send_beacons = NULL;
2183 priv->ieee80211->stop_send_beacons = NULL;
8fc8598e
JC		 2184 priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2185 priv->ieee80211->set_chan = rtl8192_set_chan;
2186 priv->ieee80211->link_change = rtl8192_link_change;
2187 priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2188 priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2189 priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2190 priv->ieee80211->init_wmmparam_flag = 0;
2191 priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2192 priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2193 priv->ieee80211->tx_headroom = TX_PACKET_SHIFT_BYTES;
2194 priv->ieee80211->qos_support = 1;
2195
8fc8598e
JC		 2196 priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2197 priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2198 priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
14285c1f 2199
8fc8598e 2200 priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8192;
069b3162
RB		 2201 priv->ieee80211->GetHalfNmodeSupportByAPsHandler =
2202 GetHalfNmodeSupportByAPs819xUsb;
8fc8598e 2203 priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
14285c1f 2204
8fc8598e
JC		 2205 priv->ieee80211->InitialGainHandler = InitialGain819xUsb;
2206 priv->card_type = USB;
2207#ifdef TO_DO_LIST
2716141c 2208 if (Adapter->bInHctTest) {
8fc8598e
JC		 2209 pHalData->ShortRetryLimit = 7;
2210 pHalData->LongRetryLimit = 7;
e406322b 2211 }
8fc8598e 2212#endif
8f896d61
XR		 2213 priv->ShortRetryLimit = 0x30;
2214 priv->LongRetryLimit = 0x30;
8fc8598e
JC		 2215 priv->EarlyRxThreshold = 7;
2216 priv->enable_gpio0 = 0;
2217 priv->TransmitConfig =
0063fdfb
RB		 2218 /* Max DMA Burst Size per Tx DMA Burst, 7: reserved. */
2219 (TCR_MXDMA_2048 << TCR_MXDMA_OFFSET) |
2220 /* Short retry limit */
2221 (priv->ShortRetryLimit << TCR_SRL_OFFSET) |
2222 /* Long retry limit */
2223 (priv->LongRetryLimit << TCR_LRL_OFFSET) |
2224 /* FALSE: HW provides PLCP length and LENGEXT
2225 * TRUE: SW provides them
2226 */
2227 (false ? TCR_SAT : 0);
8fc8598e 2228#ifdef TO_DO_LIST
34fc438a 2229 if (Adapter->bInHctTest)
069b3162
RB		 2230 pHalData->ReceiveConfig =
2231 pHalData->CSMethod |
2232 /* accept management/data */
2233 RCR_AMF | RCR_ADF |
2234 /* accept control frame for SW
2235 * AP needs PS-poll
2236 */
2237 RCR_ACF |
2238 /* accept BC/MC/UC */
2239 RCR_AB | RCR_AM | RCR_APM |
2240 /* accept ICV/CRC error
2241 * packet
2242 */
2243 RCR_AICV | RCR_ACRC32 |
2244 /* Max DMA Burst Size per Tx
2245 * DMA Burst, 7: unlimited.
2246 */
2247 ((u32)7 << RCR_MXDMA_OFFSET) |
2248 /* Rx FIFO Threshold,
2249 * 7: No Rx threshold.
2250 */
2251 (pHalData->EarlyRxThreshold << RCR_FIFO_OFFSET) |
2252 (pHalData->EarlyRxThreshold == 7 ? RCR_OnlyErlPkt : 0);
8fc8598e
JC		 2253 else
2254
2255#endif
2256 priv->ReceiveConfig =
0063fdfb
RB		 2257 /* accept management/data */
2258 RCR_AMF | RCR_ADF |
2259 /* accept control frame for SW AP needs PS-poll */
2260 RCR_ACF |
2261 /* accept BC/MC/UC */
2262 RCR_AB | RCR_AM | RCR_APM |
2263 /* Max DMA Burst Size per Rx DMA Burst, 7: unlimited. */
2264 ((u32)7 << RCR_MXDMA_OFFSET) |
2265 /* Rx FIFO Threshold, 7: No Rx threshold. */
2266 (priv->EarlyRxThreshold << RX_FIFO_THRESHOLD_SHIFT) |
15f6d3a4 2267 (priv->EarlyRxThreshold == 7 ? RCR_ONLYERLPKT : 0);
8fc8598e
JC		 2268
2269 priv->AcmControl = 0;
b7553423 2270 priv->pFirmware = kzalloc(sizeof(rt_firmware), GFP_KERNEL);
8fc8598e
JC		 2271
2272 /* rx related queue */
e406322b 2273 skb_queue_head_init(&priv->rx_queue);
8fc8598e
JC		 2274 skb_queue_head_init(&priv->skb_queue);
2275
2276 /* Tx related queue */
2716141c 2277 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2278 skb_queue_head_init(&priv->ieee80211->skb_waitQ[i]);
2716141c 2279 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2280 skb_queue_head_init(&priv->ieee80211->skb_aggQ[i]);
2716141c 2281 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 2282 skb_queue_head_init(&priv->ieee80211->skb_drv_aggQ[i]);
8fc8598e
JC		 2283 priv->rf_set_chan = rtl8192_phy_SwChnl;
2284}
2285
14285c1f 2286/* init lock here */
9f7b8300 2287static void rtl8192_init_priv_lock(struct r8192_priv *priv)
8fc8598e
JC		 2288{
2289 spin_lock_init(&priv->tx_lock);
14285c1f 2290 spin_lock_init(&priv->irq_lock);
75deebb4 2291 mutex_init(&priv->wx_mutex);
8fc8598e 2292 mutex_init(&priv->mutex);
8fc8598e
JC		 2293}
2294
ef8a83e7 2295static void rtl819x_watchdog_wqcallback(struct work_struct *work);
8fc8598e 2296
ef8a83e7 2297static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
14285c1f 2298/* init tasklet and wait_queue here. only 2.6 above kernel is considered */
8fc8598e 2299#define DRV_NAME "wlan0"
9f7b8300 2300static void rtl8192_init_priv_task(struct net_device *dev)
8fc8598e
JC		 2301{
2302 struct r8192_priv *priv = ieee80211_priv(dev);
2303
8fc8598e 2304
8fc8598e
JC		 2305 INIT_WORK(&priv->reset_wq, rtl8192_restart);
2306
069b3162
RB		 2307 INIT_DELAYED_WORK(&priv->watch_dog_wq,
2308 rtl819x_watchdog_wqcallback);
2309 INIT_DELAYED_WORK(&priv->txpower_tracking_wq,
2310 dm_txpower_trackingcallback);
2311 INIT_DELAYED_WORK(&priv->rfpath_check_wq,
2312 dm_rf_pathcheck_workitemcallback);
2313 INIT_DELAYED_WORK(&priv->update_beacon_wq,
2314 rtl8192_update_beacon);
2315 INIT_DELAYED_WORK(&priv->initialgain_operate_wq,
2316 InitialGainOperateWorkItemCallBack);
8fc8598e 2317 INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
8fc8598e
JC		 2318
2319 tasklet_init(&priv->irq_rx_tasklet,
8f896d61
XR		 2320 (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2321 (unsigned long)priv);
8fc8598e
JC		 2322}
2323
9f7b8300 2324static void rtl8192_get_eeprom_size(struct net_device *dev)
8fc8598e
JC		 2325{
2326 u16 curCR = 0;
2327 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 2328
5b3b215b 2329 RT_TRACE(COMP_EPROM, "===========>%s()\n", __func__);
b3d42bf1 2330 read_nic_word_E(dev, EPROM_CMD, &curCR);
069b3162
RB		 2331 RT_TRACE(COMP_EPROM,
2332 "read from Reg EPROM_CMD(%x):%x\n", EPROM_CMD, curCR);
56b3152e 2333 /* whether need I consider BIT(5?) */
069b3162
RB		 2334 priv->epromtype =
2335 (curCR & Cmd9346CR_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2336 RT_TRACE(COMP_EPROM,
2337 "<===========%s(), epromtype:%d\n", __func__, priv->epromtype);
8fc8598e
JC		 2338}
2339
14285c1f
RB		 2340/* used to swap endian. as ntohl & htonl are not necessary
2341 * to swap endian, so use this instead.
2342 */
9f7b8300 2343static inline u16 endian_swap(u16 *data)
8fc8598e
JC		 2344{
2345 u16 tmp = *data;
2346 *data = (tmp >> 8) | (tmp << 8);
2347 return *data;
2348}
b7141cba 2349
eafe8261 2350static int rtl8192_read_eeprom_info(struct net_device *dev)
8fc8598e
JC		 2351{
2352 u16 wEPROM_ID = 0;
2353 u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x02};
2354 u8 bLoad_From_EEPOM = false;
2355 struct r8192_priv *priv = ieee80211_priv(dev);
2356 u16 tmpValue = 0;
2716141c 2357 int i;
16feab64 2358 int ret;
7b25c24e 2359
5b3b215b 2360 RT_TRACE(COMP_EPROM, "===========>%s()\n", __func__);
16feab64
ST		 2361 ret = eprom_read(dev, 0); /* first read EEPROM ID out; */
2362 if (ret < 0)
eafe8261 2363 return ret;
16feab64 2364 wEPROM_ID = (u16)ret;
8fc8598e
JC		 2365 RT_TRACE(COMP_EPROM, "EEPROM ID is 0x%x\n", wEPROM_ID);
2366
cf47ca02 2367 if (wEPROM_ID != RTL8190_EEPROM_ID)
069b3162
RB		 2368 RT_TRACE(COMP_ERR,
2369 "EEPROM ID is invalid(is 0x%x(should be 0x%x)\n",
2370 wEPROM_ID, RTL8190_EEPROM_ID);
cf47ca02 2371 else
8fc8598e
JC		 2372 bLoad_From_EEPOM = true;
2373
2716141c 2374 if (bLoad_From_EEPOM) {
74a0266c 2375 tmpValue = eprom_read(dev, EEPROM_VID >> 1);
16feab64
ST		 2376 ret = eprom_read(dev, EEPROM_VID >> 1);
2377 if (ret < 0)
eafe8261 2378 return ret;
16feab64 2379 tmpValue = (u16)ret;
8fc8598e 2380 priv->eeprom_vid = endian_swap(&tmpValue);
16feab64
ST		 2381 ret = eprom_read(dev, EEPROM_PID >> 1);
2382 if (ret < 0)
eafe8261 2383 return ret;
16feab64
ST		 2384 priv->eeprom_pid = (u16)ret;
2385 ret = eprom_read(dev, EEPROM_ChannelPlan >> 1);
2386 if (ret < 0)
eafe8261 2387 return ret;
16feab64 2388 tmpValue = (u16)ret;
74a0266c 2389 priv->eeprom_ChannelPlan = (tmpValue & 0xff00) >> 8;
8fc8598e 2390 priv->btxpowerdata_readfromEEPORM = true;
16feab64
ST		 2391 ret = eprom_read(dev, (EEPROM_Customer_ID >> 1)) >> 8;
2392 if (ret < 0)
eafe8261 2393 return ret;
16feab64 2394 priv->eeprom_CustomerID = (u16)ret;
2716141c 2395 } else {
8fc8598e
JC		 2396 priv->eeprom_vid = 0;
2397 priv->eeprom_pid = 0;
2398 priv->card_8192_version = VERSION_819xU_B;
2399 priv->eeprom_ChannelPlan = 0;
2400 priv->eeprom_CustomerID = 0;
2401 }
069b3162
RB		 2402 RT_TRACE(COMP_EPROM,
2403 "vid:0x%4x, pid:0x%4x, CustomID:0x%2x, ChanPlan:0x%x\n",
2404 priv->eeprom_vid, priv->eeprom_pid, priv->eeprom_CustomerID,
2405 priv->eeprom_ChannelPlan);
14285c1f 2406 /* set channelplan from eeprom */
8fc8598e 2407 priv->ChannelPlan = priv->eeprom_ChannelPlan;
2716141c 2408 if (bLoad_From_EEPOM) {
8fc8598e 2409 int i;
7b25c24e 2410
2716141c 2411 for (i = 0; i < 6; i += 2) {
16feab64
ST		 2412 ret = eprom_read(dev, (u16)((EEPROM_NODE_ADDRESS_BYTE_0 + i) >> 1));
2413 if (ret < 0)
eafe8261 2414 return ret;
16feab64 2415 *(u16 *)(&dev->dev_addr[i]) = (u16)ret;
8fc8598e 2416 }
2716141c 2417 } else {
8fc8598e 2418 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
14285c1f 2419 /* should I set IDR0 here? */
8fc8598e 2420 }
0ee9f67c 2421 RT_TRACE(COMP_EPROM, "MAC addr:%pM\n", dev->dev_addr);
14285c1f 2422 priv->rf_type = RTL819X_DEFAULT_RF_TYPE; /* default 1T2R */
8fc8598e
JC		 2423 priv->rf_chip = RF_8256;
2424
2716141c 2425 if (priv->card_8192_version == (u8)VERSION_819xU_A) {
14285c1f 2426 /* read Tx power gain offset of legacy OFDM to HT rate */
16feab64
ST		 2427 if (bLoad_From_EEPOM) {
2428 ret = eprom_read(dev, (EEPROM_TxPowerDiff >> 1));
2429 if (ret < 0)
eafe8261 2430 return ret;
16feab64
ST		 2431 priv->EEPROMTxPowerDiff = ((u16)ret & 0xff00) >> 8;
2432 } else
8fc8598e
JC		 2433 priv->EEPROMTxPowerDiff = EEPROM_Default_TxPower;
2434 RT_TRACE(COMP_EPROM, "TxPowerDiff:%d\n", priv->EEPROMTxPowerDiff);
14285c1f 2435 /* read ThermalMeter from EEPROM */
16feab64
ST		 2436 if (bLoad_From_EEPOM) {
2437 ret = eprom_read(dev, (EEPROM_ThermalMeter >> 1));
2438 if (ret < 0)
eafe8261 2439 return ret;
16feab64
ST		 2440 priv->EEPROMThermalMeter = (u8)((u16)ret & 0x00ff);
2441 } else
8fc8598e
JC		 2442 priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2443 RT_TRACE(COMP_EPROM, "ThermalMeter:%d\n", priv->EEPROMThermalMeter);
14285c1f 2444 /* for tx power track */
74a0266c 2445 priv->TSSI_13dBm = priv->EEPROMThermalMeter * 100;
14285c1f 2446 /* read antenna tx power offset of B/C/D to A from EEPROM */
16feab64
ST		 2447 if (bLoad_From_EEPOM) {
2448 ret = eprom_read(dev, (EEPROM_PwDiff >> 1));
2449 if (ret < 0)
eafe8261 2450 return ret;
16feab64
ST		 2451 priv->EEPROMPwDiff = ((u16)ret & 0x0f00) >> 8;
2452 } else
8fc8598e
JC		 2453 priv->EEPROMPwDiff = EEPROM_Default_PwDiff;
2454 RT_TRACE(COMP_EPROM, "TxPwDiff:%d\n", priv->EEPROMPwDiff);
14285c1f 2455 /* Read CrystalCap from EEPROM */
16feab64
ST		 2456 if (bLoad_From_EEPOM) {
2457 ret = eprom_read(dev, (EEPROM_CrystalCap >> 1));
2458 if (ret < 0)
eafe8261 2459 return ret;
16feab64
ST		 2460 priv->EEPROMCrystalCap = (u16)ret & 0x0f;
2461 } else
8fc8598e
JC		 2462 priv->EEPROMCrystalCap = EEPROM_Default_CrystalCap;
2463 RT_TRACE(COMP_EPROM, "CrystalCap = %d\n", priv->EEPROMCrystalCap);
14285c1f 2464 /* get per-channel Tx power level */
16feab64
ST		 2465 if (bLoad_From_EEPOM) {
2466 ret = eprom_read(dev, (EEPROM_TxPwIndex_Ver >> 1));
2467 if (ret < 0)
eafe8261 2468 return ret;
16feab64
ST		 2469 priv->EEPROM_Def_Ver = ((u16)ret & 0xff00) >> 8;
2470 } else
8fc8598e
JC		 2471 priv->EEPROM_Def_Ver = 1;
2472 RT_TRACE(COMP_EPROM, "EEPROM_DEF_VER:%d\n", priv->EEPROM_Def_Ver);
81669597 2473 if (priv->EEPROM_Def_Ver == 0) { /* old eeprom definition */
8fc8598e 2474 int i;
7b25c24e 2475
16feab64
ST		 2476 if (bLoad_From_EEPOM) {
2477 ret = eprom_read(dev, (EEPROM_TxPwIndex_CCK >> 1));
2478 if (ret < 0)
eafe8261 2479 return ret;
16feab64
ST		 2480 priv->EEPROMTxPowerLevelCCK = ((u16)ret & 0xff) >> 8;
2481 } else
8fc8598e
JC		 2482 priv->EEPROMTxPowerLevelCCK = 0x10;
2483 RT_TRACE(COMP_EPROM, "CCK Tx Power Levl: 0x%02x\n", priv->EEPROMTxPowerLevelCCK);
2716141c
XR		 2484 for (i = 0; i < 3; i++) {
2485 if (bLoad_From_EEPOM) {
16feab64 2486 ret = eprom_read(dev, (EEPROM_TxPwIndex_OFDM_24G + i) >> 1);
c946c698 2487 if (ret < 0)
eafe8261 2488 return ret;
74a0266c 2489 if (((EEPROM_TxPwIndex_OFDM_24G + i) % 2) == 0)
16feab64 2490 tmpValue = (u16)ret & 0x00ff;
8fc8598e 2491 else
16feab64 2492 tmpValue = ((u16)ret & 0xff00) >> 8;
2716141c 2493 } else {
8fc8598e 2494 tmpValue = 0x10;
2716141c 2495 }
74a0266c 2496 priv->EEPROMTxPowerLevelOFDM24G[i] = (u8)tmpValue;
8fc8598e
JC		 2497 RT_TRACE(COMP_EPROM, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK);
2498 }
2716141c
XR		 2499 } else if (priv->EEPROM_Def_Ver == 1) {
2500 if (bLoad_From_EEPOM) {
16feab64
ST		 2501 ret = eprom_read(dev, EEPROM_TxPwIndex_CCK_V1 >> 1);
2502 if (ret < 0)
eafe8261 2503 return ret;
16feab64 2504 tmpValue = ((u16)ret & 0xff00) >> 8;
2716141c 2505 } else {
8fc8598e 2506 tmpValue = 0x10;
2716141c 2507 }
8fc8598e
JC		 2508 priv->EEPROMTxPowerLevelCCK_V1[0] = (u8)tmpValue;
2509
16feab64
ST		 2510 if (bLoad_From_EEPOM) {
2511 ret = eprom_read(dev, (EEPROM_TxPwIndex_CCK_V1 + 2) >> 1);
2512 if (ret < 0)
eafe8261 2513 return ret;
16feab64
ST		 2514 tmpValue = (u16)ret;
2515 } else
8fc8598e 2516 tmpValue = 0x1010;
9f7b8300 2517 *((u16 *)(&priv->EEPROMTxPowerLevelCCK_V1[1])) = tmpValue;
8fc8598e 2518 if (bLoad_From_EEPOM)
9eb9e695
AM		 2519 tmpValue = eprom_read(dev,
2520 EEPROM_TxPwIndex_OFDM_24G_V1 >> 1);
8fc8598e
JC		 2521 else
2522 tmpValue = 0x1010;
9f7b8300 2523 *((u16 *)(&priv->EEPROMTxPowerLevelOFDM24G[0])) = tmpValue;
8fc8598e 2524 if (bLoad_From_EEPOM)
74a0266c 2525 tmpValue = eprom_read(dev, (EEPROM_TxPwIndex_OFDM_24G_V1 + 2) >> 1);
8fc8598e
JC		 2526 else
2527 tmpValue = 0x10;
2528 priv->EEPROMTxPowerLevelOFDM24G[2] = (u8)tmpValue;
14285c1f 2529 } /* endif EEPROM_Def_Ver == 1 */
8fc8598e 2530
14285c1f 2531 /* update HAL variables */
8f896d61
XR		 2532 for (i = 0; i < 14; i++) {
2533 if (i <= 3)
2534 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[0];
2535 else if (i >= 4 && i <= 9)
2536 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[1];
2537 else
2538 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[2];
2539 }
2540
2541 for (i = 0; i < 14; i++) {
2542 if (priv->EEPROM_Def_Ver == 0) {
204ecd39 2543 if (i <= 3)
8f896d61 2544 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelOFDM24G[0] + (priv->EEPROMTxPowerLevelCCK - priv->EEPROMTxPowerLevelOFDM24G[1]);
204ecd39 2545 else if (i >= 4 && i <= 9)
8f896d61 2546 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK;
8fc8598e 2547 else
8f896d61
XR		 2548 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelOFDM24G[2] + (priv->EEPROMTxPowerLevelCCK - priv->EEPROMTxPowerLevelOFDM24G[1]);
2549 } else if (priv->EEPROM_Def_Ver == 1) {
2550 if (i <= 3)
2551 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[0];
2552 else if (i >= 4 && i <= 9)
2553 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[1];
2554 else
2555 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK_V1[2];
8fc8598e 2556 }
8f896d61 2557 }
8fc8598e 2558 priv->TxPowerDiff = priv->EEPROMPwDiff;
14285c1f 2559 /* Antenna B gain offset to antenna A, bit0~3 */
8fc8598e 2560 priv->AntennaTxPwDiff[0] = (priv->EEPROMTxPowerDiff & 0xf);
14285c1f 2561 /* Antenna C gain offset to antenna A, bit4~7 */
069b3162
RB		 2562 priv->AntennaTxPwDiff[1] =
2563 (priv->EEPROMTxPowerDiff & 0xf0) >> 4;
14285c1f 2564 /* CrystalCap, bit12~15 */
8fc8598e 2565 priv->CrystalCap = priv->EEPROMCrystalCap;
14285c1f
RB		 2566 /* ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2567 * 92U does not enable TX power tracking.
2568 */
8fc8598e 2569 priv->ThermalMeter[0] = priv->EEPROMThermalMeter;
14285c1f 2570 } /* end if VersionID == VERSION_819xU_A */
8fc8598e 2571
14285c1f 2572 /* for dlink led */
2716141c 2573 switch (priv->eeprom_CustomerID) {
8f896d61
XR		 2574 case EEPROM_CID_RUNTOP:
2575 priv->CustomerID = RT_CID_819x_RUNTOP;
2576 break;
8fc8598e 2577
8f896d61
XR		 2578 case EEPROM_CID_DLINK:
2579 priv->CustomerID = RT_CID_DLINK;
2580 break;
8fc8598e 2581
8f896d61
XR		 2582 default:
2583 priv->CustomerID = RT_CID_DEFAULT;
2584 break;
8fc8598e
JC		 2585 }
2586
2716141c 2587 switch (priv->CustomerID) {
8f896d61
XR		 2588 case RT_CID_819x_RUNTOP:
2589 priv->LedStrategy = SW_LED_MODE2;
2590 break;
8fc8598e 2591
8f896d61
XR		 2592 case RT_CID_DLINK:
2593 priv->LedStrategy = SW_LED_MODE4;
2594 break;
8fc8598e 2595
8f896d61
XR		 2596 default:
2597 priv->LedStrategy = SW_LED_MODE0;
2598 break;
8fc8598e
JC		 2599 }
2600
2601
cf47ca02 2602 if (priv->rf_type == RF_1T2R)
8fc8598e 2603 RT_TRACE(COMP_EPROM, "\n1T2R config\n");
cf47ca02 2604 else
8fc8598e 2605 RT_TRACE(COMP_EPROM, "\n2T4R config\n");
8fc8598e 2606
14285c1f
RB		 2607 /* We can only know RF type in the function. So we have to init
2608 * DIG RATR table again.
2609 */
8fc8598e 2610 init_rate_adaptive(dev);
8fc8598e 2611
5b3b215b 2612 RT_TRACE(COMP_EPROM, "<===========%s()\n", __func__);
eafe8261
ST		 2613
2614 return 0;
8fc8598e
JC		 2615}
2616
f4c6074a 2617static short rtl8192_get_channel_map(struct net_device *dev)
8fc8598e
JC		 2618{
2619 struct r8192_priv *priv = ieee80211_priv(dev);
7b25c24e 2620
2716141c 2621 if (priv->ChannelPlan > COUNTRY_CODE_GLOBAL_DOMAIN) {
069b3162
RB		 2622 netdev_err(dev,
2623 "rtl8180_init: Error channel plan! Set to default.\n");
2d39b002 2624 priv->ChannelPlan = 0;
8fc8598e 2625 }
3ab31c7b 2626 RT_TRACE(COMP_INIT, "Channel plan is %d\n", priv->ChannelPlan);
8fc8598e
JC		 2627
2628 rtl819x_set_channel_map(priv->ChannelPlan, priv);
8fc8598e
JC		 2629 return 0;
2630}
2631
f4c6074a 2632static short rtl8192_init(struct net_device *dev)
8fc8598e 2633{
8fc8598e 2634 struct r8192_priv *priv = ieee80211_priv(dev);
4dc2abb8 2635 int err;
8fc8598e 2636
3ab31c7b
XR		 2637 memset(&(priv->stats), 0, sizeof(struct Stats));
2638 memset(priv->txqueue_to_outpipemap, 0, 9);
8fc8598e
JC		 2639#ifdef PIPE12
2640 {
2d39b002 2641 int i = 0;
3ab31c7b 2642 u8 queuetopipe[] = {3, 2, 1, 0, 4, 8, 7, 6, 5};
7b25c24e 2643
3ab31c7b 2644 memcpy(priv->txqueue_to_outpipemap, queuetopipe, 9);
8fc8598e
JC		 2645 }
2646#else
2647 {
3ab31c7b 2648 u8 queuetopipe[] = {3, 2, 1, 0, 4, 4, 0, 4, 4};
7b25c24e 2649
3ab31c7b 2650 memcpy(priv->txqueue_to_outpipemap, queuetopipe, 9);
8fc8598e
JC		 2651 }
2652#endif
2653 rtl8192_init_priv_variable(dev);
2654 rtl8192_init_priv_lock(priv);
2655 rtl8192_init_priv_task(dev);
2656 rtl8192_get_eeprom_size(dev);
4dc2abb8
ST		 2657 err = rtl8192_read_eeprom_info(dev);
2658 if (err) {
2659 DMESG("Reading EEPROM info failed");
4dc2abb8
ST		 2660 return err;
2661 }
8fc8598e
JC		 2662 rtl8192_get_channel_map(dev);
2663 init_hal_dm(dev);
d2e5af14 2664 timer_setup(&priv->watch_dog_timer, watch_dog_timer_callback, 0);
2716141c 2665 if (rtl8192_usb_initendpoints(dev) != 0) {
8fc8598e
JC		 2666 DMESG("Endopoints initialization failed");
2667 return -ENOMEM;
2668 }
2669
8fc8598e
JC		 2670 return 0;
2671}
2672
2673/******************************************************************************
2674 *function: This function actually only set RRSR, RATR and BW_OPMODE registers
2675 * not to do all the hw config as its name says
2676 * input: net_device dev
2677 * output: none
2678 * return: none
2679 * notice: This part need to modified according to the rate set we filtered
2680 * ****************************************************************************/
f4c6074a 2681static void rtl8192_hwconfig(struct net_device *dev)
8fc8598e
JC		 2682{
2683 u32 regRATR = 0, regRRSR = 0;
2684 u8 regBwOpMode = 0, regTmp = 0;
2685 struct r8192_priv *priv = ieee80211_priv(dev);
2716141c 2686 u32 ratr_value = 0;
8fc8598e 2687
14285c1f 2688 /* Set RRSR, RATR, and BW_OPMODE registers */
2716141c 2689 switch (priv->ieee80211->mode) {
8fc8598e
JC		 2690 case WIRELESS_MODE_B:
2691 regBwOpMode = BW_OPMODE_20MHZ;
2692 regRATR = RATE_ALL_CCK;
2693 regRRSR = RATE_ALL_CCK;
2694 break;
2695 case WIRELESS_MODE_A:
74a0266c 2696 regBwOpMode = BW_OPMODE_5G | BW_OPMODE_20MHZ;
8fc8598e
JC		 2697 regRATR = RATE_ALL_OFDM_AG;
2698 regRRSR = RATE_ALL_OFDM_AG;
2699 break;
2700 case WIRELESS_MODE_G:
2701 regBwOpMode = BW_OPMODE_20MHZ;
2702 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2703 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2704 break;
2705 case WIRELESS_MODE_AUTO:
2706#ifdef TO_DO_LIST
2716141c 2707 if (Adapter->bInHctTest) {
8f896d61
XR		 2708 regBwOpMode = BW_OPMODE_20MHZ;
2709 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
2710 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
70cdcac5 2711 } else
8fc8598e
JC		 2712#endif
2713 {
8f896d61 2714 regBwOpMode = BW_OPMODE_20MHZ;
069b3162
RB		 2715 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
2716 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
8f896d61 2717 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
8fc8598e
JC		 2718 }
2719 break;
2720 case WIRELESS_MODE_N_24G:
14285c1f
RB		 2721 /* It support CCK rate by default. CCK rate will be filtered
2722 * out only when associated AP does not support it.
2723 */
8fc8598e 2724 regBwOpMode = BW_OPMODE_20MHZ;
069b3162
RB		 2725 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG |
2726 RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
8f896d61 2727 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
8fc8598e
JC		 2728 break;
2729 case WIRELESS_MODE_N_5G:
2730 regBwOpMode = BW_OPMODE_5G;
069b3162
RB		 2731 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS |
2732 RATE_ALL_OFDM_2SS;
8fc8598e
JC		 2733 regRRSR = RATE_ALL_OFDM_AG;
2734 break;
2735 }
2736
2737 write_nic_byte(dev, BW_OPMODE, regBwOpMode);
8f896d61
XR		 2738 ratr_value = regRATR;
2739 if (priv->rf_type == RF_1T2R)
2740 ratr_value &= ~(RATE_ALL_OFDM_2SS);
2741 write_nic_dword(dev, RATR0, ratr_value);
2742 write_nic_byte(dev, UFWP, 1);
b3d42bf1 2743 read_nic_byte(dev, 0x313, &regTmp);
8fc8598e
JC		 2744 regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
2745 write_nic_dword(dev, RRSR, regRRSR);
2746
14285c1f 2747 /* Set Retry Limit here */
8fc8598e 2748 write_nic_word(dev, RETRY_LIMIT,
8f896d61
XR		 2749 priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT |
2750 priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
14285c1f 2751 /* Set Contention Window here */
8fc8598e 2752
14285c1f 2753 /* Set Tx AGC */
8fc8598e 2754
14285c1f 2755 /* Set Tx Antenna including Feedback control */
8fc8598e 2756
14285c1f 2757 /* Set Auto Rate fallback control */
8fc8598e
JC		 2758}
2759
2760
14285c1f 2761/* InitializeAdapter and PhyCfg */
f4c6074a 2762static bool rtl8192_adapter_start(struct net_device *dev)
8fc8598e
JC		 2763{
2764 struct r8192_priv *priv = ieee80211_priv(dev);
2765 u32 dwRegRead = 0;
2766 bool init_status = true;
2716141c 2767 u8 SECR_value = 0x0;
b3d42bf1 2768 u8 tmp;
7b25c24e 2769
5b3b215b 2770 RT_TRACE(COMP_INIT, "====>%s()\n", __func__);
8fc8598e 2771 priv->Rf_Mode = RF_OP_By_SW_3wire;
14285c1f 2772 /* for ASIC power on sequence */
8fc8598e
JC		 2773 write_nic_byte_E(dev, 0x5f, 0x80);
2774 mdelay(50);
2775 write_nic_byte_E(dev, 0x5f, 0xf0);
2776 write_nic_byte_E(dev, 0x5d, 0x00);
2777 write_nic_byte_E(dev, 0x5e, 0x80);
2778 write_nic_byte(dev, 0x17, 0x37);
2779 mdelay(10);
8fc8598e 2780 priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
14285c1f
RB		 2781 /* config CPUReset Register */
2782 /* Firmware Reset or not? */
b3d42bf1 2783 read_nic_dword(dev, CPU_GEN, &dwRegRead);
8fc8598e 2784 if (priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
14285c1f 2785 dwRegRead |= CPU_GEN_SYSTEM_RESET; /* do nothing here? */
8fc8598e
JC		 2786 else if (priv->pFirmware->firmware_status == FW_STATUS_5_READY)
2787 dwRegRead |= CPU_GEN_FIRMWARE_RESET;
2788 else
069b3162
RB		 2789 RT_TRACE(COMP_ERR,
2790 "ERROR in %s(): undefined firmware state(%d)\n",
2791 __func__, priv->pFirmware->firmware_status);
8fc8598e
JC		 2792
2793 write_nic_dword(dev, CPU_GEN, dwRegRead);
14285c1f 2794 /* config BB. */
8fc8598e
JC		 2795 rtl8192_BBConfig(dev);
2796
14285c1f 2797 /* Loopback mode or not */
8fc8598e 2798 priv->LoopbackMode = RTL819xU_NO_LOOPBACK;
8fc8598e 2799
b3d42bf1 2800 read_nic_dword(dev, CPU_GEN, &dwRegRead);
8fc8598e 2801 if (priv->LoopbackMode == RTL819xU_NO_LOOPBACK)
069b3162
RB		 2802 dwRegRead = (dwRegRead & CPU_GEN_NO_LOOPBACK_MSK) |
2803 CPU_GEN_NO_LOOPBACK_SET;
8fc8598e
JC		 2804 else if (priv->LoopbackMode == RTL819xU_MAC_LOOPBACK)
2805 dwRegRead |= CPU_CCK_LOOPBACK;
2806 else
069b3162
RB		 2807 RT_TRACE(COMP_ERR,
2808 "Serious error in %s(): wrong loopback mode setting(%d)\n",
2809 __func__, priv->LoopbackMode);
8fc8598e
JC		 2810
2811 write_nic_dword(dev, CPU_GEN, dwRegRead);
2812
14285c1f 2813 /* after reset cpu, we need wait for a seconds to write in register. */
8fc8598e
JC		 2814 udelay(500);
2815
14285c1f 2816 /* add for new bitfile:usb suspend reset pin set to 1. Do we need? */
b3d42bf1 2817 read_nic_byte_E(dev, 0x5f, &tmp);
74a0266c 2818 write_nic_byte_E(dev, 0x5f, tmp | 0x20);
8fc8598e 2819
14285c1f 2820 /* Set Hardware */
8fc8598e
JC		 2821 rtl8192_hwconfig(dev);
2822
14285c1f 2823 /* turn on Tx/Rx */
74a0266c 2824 write_nic_byte(dev, CMDR, CR_RE | CR_TE);
8fc8598e 2825
14285c1f 2826 /* set IDR0 here */
9f7b8300
XR		 2827 write_nic_dword(dev, MAC0, ((u32 *)dev->dev_addr)[0]);
2828 write_nic_word(dev, MAC4, ((u16 *)(dev->dev_addr + 4))[0]);
8fc8598e 2829
14285c1f 2830 /* set RCR */
8fc8598e
JC		 2831 write_nic_dword(dev, RCR, priv->ReceiveConfig);
2832
14285c1f 2833 /* Initialize Number of Reserved Pages in Firmware Queue */
069b3162
RB		 2834 write_nic_dword(dev, RQPN1,
2835 NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |
2836 NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT |
2837 NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT |
2838 NUM_OF_PAGE_IN_FW_QUEUE_VO << RSVD_FW_QUEUE_PAGE_VO_SHIFT);
2839 write_nic_dword(dev, RQPN2,
2840 NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT |
2841 NUM_OF_PAGE_IN_FW_QUEUE_CMD << RSVD_FW_QUEUE_PAGE_CMD_SHIFT);
2842 write_nic_dword(dev, RQPN3,
2843 APPLIED_RESERVED_QUEUE_IN_FW |
2844 NUM_OF_PAGE_IN_FW_QUEUE_BCN << RSVD_FW_QUEUE_PAGE_BCN_SHIFT);
74a0266c 2845 write_nic_dword(dev, RATR0 + 4 * 7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
8fc8598e 2846
14285c1f
RB		 2847 /* Set AckTimeout */
2848 /* TODO: (it value is only for FPGA version). need to be changed!! */
8fc8598e
JC		 2849 write_nic_byte(dev, ACK_TIMEOUT, 0x30);
2850
34fc438a 2851 if (priv->ResetProgress == RESET_TYPE_NORESET)
8f896d61 2852 rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
2716141c 2853 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8f896d61 2854 CamResetAllEntry(dev);
8fc8598e
JC		 2855 SECR_value |= SCR_TxEncEnable;
2856 SECR_value |= SCR_RxDecEnable;
2857 SECR_value |= SCR_NoSKMC;
2858 write_nic_byte(dev, SECR, SECR_value);
2859 }
8fc8598e 2860
14285c1f 2861 /* Beacon related */
8fc8598e
JC		 2862 write_nic_word(dev, ATIMWND, 2);
2863 write_nic_word(dev, BCN_INTERVAL, 100);
2864
8fc8598e 2865#define DEFAULT_EDCA 0x005e4332
2716141c 2866 {
8fc8598e 2867 int i;
7b25c24e 2868
204ecd39 2869 for (i = 0; i < QOS_QUEUE_NUM; i++)
8f896d61 2870 write_nic_dword(dev, WDCAPARA_ADD[i], DEFAULT_EDCA);
8fc8598e 2871 }
8fc8598e
JC		 2872
2873 rtl8192_phy_configmac(dev);
2874
74a0266c 2875 if (priv->card_8192_version == (u8)VERSION_819xU_A) {
8fc8598e
JC		 2876 rtl8192_phy_getTxPower(dev);
2877 rtl8192_phy_setTxPower(dev, priv->chan);
2878 }
2879
14285c1f 2880 /* Firmware download */
8fc8598e 2881 init_status = init_firmware(dev);
2716141c 2882 if (!init_status) {
069b3162
RB		 2883 RT_TRACE(COMP_ERR, "ERR!!! %s(): Firmware download is failed\n",
2884 __func__);
8fc8598e
JC		 2885 return init_status;
2886 }
5b3b215b 2887 RT_TRACE(COMP_INIT, "%s():after firmware download\n", __func__);
14285c1f 2888
8fc8598e 2889#ifdef TO_DO_LIST
8f896d61 2890 if (Adapter->ResetProgress == RESET_TYPE_NORESET) {
f9bd549a 2891 if (pMgntInfo->RegRfOff) { /* User disable RF via registry. */
069b3162
RB		 2892 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
2893 ("InitializeAdapter819xUsb(): Turn off RF for RegRfOff ----------\n"));
8fc8598e 2894 MgntActSet_RF_State(Adapter, eRfOff, RF_CHANGE_BY_SW);
14285c1f
RB		 2895 /* Those actions will be discard in MgntActSet_RF_State
2896 * because of the same state
2897 */
204ecd39 2898 for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++)
069b3162
RB		 2899 PHY_SetRFReg(Adapter,
2900 (RF90_RADIO_PATH_E)eRFPath,
2901 0x4, 0xC00, 0x0);
0063fdfb
RB		 2902 } else if (pMgntInfo->RfOffReason > RF_CHANGE_BY_PS) {
2903 /* H/W or S/W RF OFF before sleep. */
069b3162
RB		 2904 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
2905 ("InitializeAdapter819xUsb(): Turn off RF for RfOffReason(%d) ----------\n",
2906 pMgntInfo->RfOffReason));
2907 MgntActSet_RF_State(Adapter,
2908 eRfOff,
2909 pMgntInfo->RfOffReason);
2716141c 2910 } else {
8fc8598e
JC		 2911 pHalData->eRFPowerState = eRfOn;
2912 pMgntInfo->RfOffReason = 0;
069b3162
RB		 2913 RT_TRACE((COMP_INIT | COMP_RF), DBG_LOUD,
2914 ("InitializeAdapter819xUsb(): RF is on ----------\n"));
8fc8598e 2915 }
2716141c 2916 } else {
81669597 2917 if (pHalData->eRFPowerState == eRfOff) {
069b3162
RB		 2918 MgntActSet_RF_State(Adapter,
2919 eRfOff,
2920 pMgntInfo->RfOffReason);
14285c1f
RB		 2921 /* Those actions will be discard in MgntActSet_RF_State
2922 * because of the same state
2923 */
204ecd39 2924 for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++)
069b3162
RB		 2925 PHY_SetRFReg(Adapter,
2926 (RF90_RADIO_PATH_E)eRFPath,
2927 0x4, 0xC00, 0x0);
8fc8598e
JC		 2928 }
2929 }
2930#endif
14285c1f 2931 /* config RF. */
81669597 2932 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8f896d61
XR		 2933 rtl8192_phy_RFConfig(dev);
2934 RT_TRACE(COMP_INIT, "%s():after phy RF config\n", __func__);
8fc8598e
JC		 2935 }
2936
2937
34fc438a 2938 if (priv->ieee80211->FwRWRF)
14285c1f 2939 /* We can force firmware to do RF-R/W */
8fc8598e
JC		 2940 priv->Rf_Mode = RF_OP_By_FW;
2941 else
2942 priv->Rf_Mode = RF_OP_By_SW_3wire;
2943
2944
2945 rtl8192_phy_updateInitGain(dev);
2946 /*--set CCK and OFDM Block "ON"--*/
2947 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
2948 rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
2949
2716141c 2950 if (priv->ResetProgress == RESET_TYPE_NORESET) {
14285c1f 2951 /* if D or C cut */
b3d42bf1 2952 u8 tmpvalue;
7b25c24e 2953
b3d42bf1 2954 read_nic_byte(dev, 0x301, &tmpvalue);
2716141c 2955 if (tmpvalue == 0x03) {
4b2faf80 2956 priv->bDcut = true;
8fc8598e 2957 RT_TRACE(COMP_POWER_TRACKING, "D-cut\n");
2716141c 2958 } else {
4b2faf80 2959 priv->bDcut = false;
8fc8598e
JC		 2960 RT_TRACE(COMP_POWER_TRACKING, "C-cut\n");
2961 }
2962 dm_initialize_txpower_tracking(dev);
2963
a0886f73 2964 if (priv->bDcut) {
8fc8598e 2965 u32 i, TempCCk;
069b3162
RB		 2966 u32 tmpRegA = rtl8192_QueryBBReg(dev,
2967 rOFDM0_XATxIQImbalance,
2968 bMaskDWord);
7b25c24e 2969
2716141c
XR		 2970 for (i = 0; i < TxBBGainTableLength; i++) {
2971 if (tmpRegA == priv->txbbgain_table[i].txbbgain_value) {
2d39b002 2972 priv->rfa_txpowertrackingindex = (u8)i;
069b3162
RB		 2973 priv->rfa_txpowertrackingindex_real =
2974 (u8)i;
2975 priv->rfa_txpowertracking_default =
2976 priv->rfa_txpowertrackingindex;
8fc8598e
JC		 2977 break;
2978 }
2979 }
2980
069b3162
RB		 2981 TempCCk = rtl8192_QueryBBReg(dev,
2982 rCCK0_TxFilter1,
2983 bMaskByte2);
8fc8598e 2984
2716141c 2985 for (i = 0; i < CCKTxBBGainTableLength; i++) {
2716141c 2986 if (TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0]) {
f78d7669 2987 priv->cck_present_attenuation_20Mdefault = (u8)i;
8fc8598e
JC		 2988 break;
2989 }
2990 }
f78d7669
CIK		 2991 priv->cck_present_attenuation_40Mdefault = 0;
2992 priv->cck_present_attenuation_difference = 0;
2993 priv->cck_present_attenuation =
2994 priv->cck_present_attenuation_20Mdefault;
8fc8598e
JC		 2995 }
2996 }
2997 write_nic_byte(dev, 0x87, 0x0);
2998
2999
8fc8598e
JC		 3000 return init_status;
3001}
3002
3003/* this configures registers for beacon tx and enables it via
3004 * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3005 * be used to stop beacon transmission
3006 */
8fc8598e 3007/***************************************************************************
8ec52525
DR		 3008 * -------------------------------NET STUFF---------------------------
3009 ***************************************************************************/
8fc8598e
JC		 3010
3011static struct net_device_stats *rtl8192_stats(struct net_device *dev)
3012{
3013 struct r8192_priv *priv = ieee80211_priv(dev);
3014
3015 return &priv->ieee80211->stats;
3016}
3017
46326d26 3018static bool HalTxCheckStuck819xUsb(struct net_device *dev)
8fc8598e
JC		 3019{
3020 struct r8192_priv *priv = ieee80211_priv(dev);
b3d42bf1 3021 u16 RegTxCounter;
4b2faf80 3022 bool bStuck = false;
7b25c24e 3023
b3d42bf1 3024 read_nic_word(dev, 0x128, &RegTxCounter);
069b3162
RB		 3025 RT_TRACE(COMP_RESET,
3026 "%s():RegTxCounter is %d,TxCounter is %d\n", __func__,
3027 RegTxCounter, priv->TxCounter);
204ecd39 3028 if (priv->TxCounter == RegTxCounter)
4b2faf80 3029 bStuck = true;
8fc8598e
JC		 3030
3031 priv->TxCounter = RegTxCounter;
3032
3033 return bStuck;
3034}
3035
3036/*
8ec52525
DR		 3037 * <Assumption: RT_TX_SPINLOCK is acquired.>
3038 * First added: 2006.11.19 by emily
3039 */
f4c6074a 3040static RESET_TYPE TxCheckStuck(struct net_device *dev)
8fc8598e
JC		 3041{
3042 struct r8192_priv *priv = ieee80211_priv(dev);
3043 u8 QueueID;
8fc8598e 3044 bool bCheckFwTxCnt = false;
8fc8598e 3045
14285c1f 3046 /* Decide such threshold according to current power save mode */
8fc8598e 3047
7d79ec69 3048 for (QueueID = 0; QueueID <= BEACON_QUEUE; QueueID++) {
8f896d61
XR		 3049 if (QueueID == TXCMD_QUEUE)
3050 continue;
8f896d61 3051 if ((skb_queue_len(&priv->ieee80211->skb_waitQ[QueueID]) == 0) && (skb_queue_len(&priv->ieee80211->skb_aggQ[QueueID]) == 0))
e3e28965 3052 continue;
8fc8598e 3053
8f896d61
XR		 3054 bCheckFwTxCnt = true;
3055 }
2716141c
XR		 3056 if (bCheckFwTxCnt) {
3057 if (HalTxCheckStuck819xUsb(dev)) {
069b3162 3058 RT_TRACE(COMP_RESET,
09dad312
SP		 3059 "%s: Fw indicates no Tx condition!\n",
3060 __func__);
8fc8598e
JC		 3061 return RESET_TYPE_SILENT;
3062 }
3063 }
8fc8598e
JC		 3064 return RESET_TYPE_NORESET;
3065}
3066
46326d26 3067static bool HalRxCheckStuck819xUsb(struct net_device *dev)
8fc8598e 3068{
b3d42bf1 3069 u16 RegRxCounter;
8fc8598e 3070 struct r8192_priv *priv = ieee80211_priv(dev);
4b2faf80 3071 bool bStuck = false;
de13a3da 3072 static u8 rx_chk_cnt;
7b25c24e 3073
b3d42bf1 3074 read_nic_word(dev, 0x130, &RegRxCounter);
069b3162
RB		 3075 RT_TRACE(COMP_RESET,
3076 "%s(): RegRxCounter is %d,RxCounter is %d\n", __func__,
3077 RegRxCounter, priv->RxCounter);
14285c1f
RB		 3078 /* If rssi is small, we should check rx for long time because of bad rx.
3079 * or maybe it will continuous silent reset every 2 seconds.
3080 */
8fc8598e 3081 rx_chk_cnt++;
74a0266c 3082 if (priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High + 5)) {
14285c1f 3083 rx_chk_cnt = 0; /* high rssi, check rx stuck right now. */
74a0266c 3084 } else if (priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High + 5) &&
15f6d3a4
XR		 3085 ((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_40M) ||
3086 (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb >= RateAdaptiveTH_Low_20M))) {
34fc438a 3087 if (rx_chk_cnt < 2)
8fc8598e 3088 return bStuck;
9647a6d5
RB		 3089
3090 rx_chk_cnt = 0;
15f6d3a4
XR		 3091 } else if (((priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_40M) ||
3092 (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 && priv->undecorated_smoothed_pwdb < RateAdaptiveTH_Low_20M)) &&
8f896d61 3093 priv->undecorated_smoothed_pwdb >= VeryLowRSSI) {
34fc438a 3094 if (rx_chk_cnt < 4)
8fc8598e 3095 return bStuck;
9647a6d5
RB		 3096
3097 rx_chk_cnt = 0;
2716141c 3098 } else {
34fc438a 3099 if (rx_chk_cnt < 8)
8fc8598e 3100 return bStuck;
9647a6d5
RB		 3101
3102 rx_chk_cnt = 0;
8fc8598e
JC		 3103 }
3104
204ecd39 3105 if (priv->RxCounter == RegRxCounter)
4b2faf80 3106 bStuck = true;
8fc8598e
JC		 3107
3108 priv->RxCounter = RegRxCounter;
3109
3110 return bStuck;
3111}
3112
46326d26 3113static RESET_TYPE RxCheckStuck(struct net_device *dev)
8fc8598e
JC		 3114{
3115 struct r8192_priv *priv = ieee80211_priv(dev);
4b2faf80 3116 bool bRxCheck = false;
8fc8598e 3117
8f896d61 3118 if (priv->IrpPendingCount > 1)
4b2faf80 3119 bRxCheck = true;
8fc8598e 3120
2716141c
XR		 3121 if (bRxCheck) {
3122 if (HalRxCheckStuck819xUsb(dev)) {
8fc8598e
JC		 3123 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
3124 return RESET_TYPE_SILENT;
3125 }
3126 }
3127 return RESET_TYPE_NORESET;
3128}
3129
3130
3131/**
0063fdfb
RB		 3132 * This function is called by Checkforhang to check whether we should
3133 * ask OS to reset driver
3134 *
3135 * \param pAdapter The adapter context for this miniport
3136 *
3137 * Note:NIC with USB interface sholud not call this function because we
3138 * cannot scan descriptor to judge whether there is tx stuck.
3139 * Note: This function may be required to be rewrite for Vista OS.
3140 * <<<Assumption: Tx spinlock has been acquired >>>
3141 *
3142 * 8185 and 8185b does not implement this function.
3143 */
f4c6074a 3144static RESET_TYPE rtl819x_ifcheck_resetornot(struct net_device *dev)
8fc8598e
JC		 3145{
3146 struct r8192_priv *priv = ieee80211_priv(dev);
3147 RESET_TYPE TxResetType = RESET_TYPE_NORESET;
3148 RESET_TYPE RxResetType = RESET_TYPE_NORESET;
35997ff0 3149 RT_RF_POWER_STATE rfState;
8fc8598e
JC		 3150
3151 rfState = priv->ieee80211->eRFPowerState;
3152
3153 TxResetType = TxCheckStuck(dev);
9f6bd88d 3154 if (rfState != eRfOff ||
8f896d61 3155 (priv->ieee80211->iw_mode != IW_MODE_ADHOC)) {
14285c1f
RB		 3156 /* If driver is in the status of firmware download failure,
3157 * driver skips RF initialization and RF is in turned off
3158 * state. Driver should check whether Rx stuck and do silent
3159 * reset. And if driver is in firmware download failure status,
3160 * driver should initialize RF in the following silent reset
3161 * procedure
3162 *
3163 * Driver should not check RX stuck in IBSS mode because it is
3164 * required to set Check BSSID in order to send beacon,
3165 * however, if check BSSID is set, STA cannot hear any packet
3166 * at all.
3167 */
8fc8598e
JC		 3168 RxResetType = RxCheckStuck(dev);
3169 }
069b3162
RB		 3170 if (TxResetType == RESET_TYPE_NORMAL ||
3171 RxResetType == RESET_TYPE_NORMAL) {
8fc8598e 3172 return RESET_TYPE_NORMAL;
069b3162
RB		 3173 } else if (TxResetType == RESET_TYPE_SILENT ||
3174 RxResetType == RESET_TYPE_SILENT) {
5b3b215b 3175 RT_TRACE(COMP_RESET, "%s():silent reset\n", __func__);
8fc8598e 3176 return RESET_TYPE_SILENT;
2716141c 3177 } else {
8fc8598e 3178 return RESET_TYPE_NORESET;
2716141c 3179 }
8fc8598e
JC		 3180}
3181
ef8a83e7
CO		 3182static void rtl8192_cancel_deferred_work(struct r8192_priv *priv);
3183static int _rtl8192_up(struct net_device *dev);
3184static int rtl8192_close(struct net_device *dev);
8fc8598e
JC		 3185
3186
3187
f4c6074a 3188static void CamRestoreAllEntry(struct net_device *dev)
8fc8598e
JC		 3189{
3190 u8 EntryId = 0;
3191 struct r8192_priv *priv = ieee80211_priv(dev);
9f7b8300 3192 u8 *MacAddr = priv->ieee80211->current_network.bssid;
8fc8598e
JC		 3193
3194 static u8 CAM_CONST_ADDR[4][6] = {
3195 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
3196 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
3197 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
972ff92f 3198 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03} };
2716141c
XR		 3199 static u8 CAM_CONST_BROAD[] = {
3200 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
8fc8598e 3201
09dad312 3202 RT_TRACE(COMP_SEC, "%s:\n", __func__);
8fc8598e
JC		 3203
3204
15f6d3a4 3205 if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40) ||
2716141c 3206 (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104)) {
2716141c 3207 for (EntryId = 0; EntryId < 4; EntryId++) {
8f896d61
XR		 3208 MacAddr = CAM_CONST_ADDR[EntryId];
3209 setKey(dev, EntryId, EntryId,
3210 priv->ieee80211->pairwise_key_type,
3211 MacAddr, 0, NULL);
8fc8598e
JC		 3212 }
3213
2716141c 3214 } else if (priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP) {
8f896d61
XR		 3215 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3216 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3217 (u8 *)dev->dev_addr, 0, NULL);
3218 else
3219 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3220 MacAddr, 0, NULL);
2716141c 3221 } else if (priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP) {
8f896d61
XR		 3222 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3223 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3224 (u8 *)dev->dev_addr, 0, NULL);
3225 else
3226 setKey(dev, 4, 0, priv->ieee80211->pairwise_key_type,
3227 MacAddr, 0, NULL);
8fc8598e
JC		 3228 }
3229
3230
3231
2716141c 3232 if (priv->ieee80211->group_key_type == KEY_TYPE_TKIP) {
8fc8598e 3233 MacAddr = CAM_CONST_BROAD;
2716141c 3234 for (EntryId = 1; EntryId < 4; EntryId++) {
8f896d61
XR		 3235 setKey(dev, EntryId, EntryId,
3236 priv->ieee80211->group_key_type,
3237 MacAddr, 0, NULL);
8fc8598e 3238 }
34fc438a 3239 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
8f896d61
XR		 3240 setKey(dev, 0, 0, priv->ieee80211->group_key_type,
3241 CAM_CONST_ADDR[0], 0, NULL);
2716141c 3242 } else if (priv->ieee80211->group_key_type == KEY_TYPE_CCMP) {
8fc8598e 3243 MacAddr = CAM_CONST_BROAD;
2716141c 3244 for (EntryId = 1; EntryId < 4; EntryId++) {
8f896d61
XR		 3245 setKey(dev, EntryId, EntryId,
3246 priv->ieee80211->group_key_type,
3247 MacAddr, 0, NULL);
8fc8598e
JC		 3248 }
3249
34fc438a 3250 if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
8f896d61
XR		 3251 setKey(dev, 0, 0, priv->ieee80211->group_key_type,
3252 CAM_CONST_ADDR[0], 0, NULL);
8fc8598e
JC		 3253 }
3254}
b7141cba 3255
14285c1f
RB		 3256/* This function is used to fix Tx/Rx stop bug temporarily.
3257 * This function will do "system reset" to NIC when Tx or Rx is stuck.
3258 * The method checking Tx/Rx stuck of this function is supported by FW,
3259 * which reports Tx and Rx counter to register 0x128 and 0x130.
3260 */
f4c6074a 3261static void rtl819x_ifsilentreset(struct net_device *dev)
8fc8598e 3262{
8fc8598e
JC		 3263 struct r8192_priv *priv = ieee80211_priv(dev);
3264 u8 reset_times = 0;
3265 int reset_status = 0;
3266 struct ieee80211_device *ieee = priv->ieee80211;
3267
3268
14285c1f
RB		 3269 /* If we need to check CCK stop, please uncomment this line. */
3270 /* bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter); */
8fc8598e 3271
2716141c 3272 if (priv->ResetProgress == RESET_TYPE_NORESET) {
8fc8598e
JC		 3273RESET_START:
3274
25e4b9d5 3275 RT_TRACE(COMP_RESET, "=========>Reset progress!!\n");
8fc8598e 3276
14285c1f 3277 /* Set the variable for reset. */
8fc8598e 3278 priv->ResetProgress = RESET_TYPE_SILENT;
75deebb4 3279 mutex_lock(&priv->wx_mutex);
2716141c 3280 if (priv->up == 0) {
069b3162
RB		 3281 RT_TRACE(COMP_ERR,
3282 "%s():the driver is not up! return\n",
3283 __func__);
75deebb4 3284 mutex_unlock(&priv->wx_mutex);
3db37646 3285 return;
8fc8598e
JC		 3286 }
3287 priv->up = 0;
069b3162
RB		 3288 RT_TRACE(COMP_RESET,
3289 "%s():======>start to down the driver\n",
3290 __func__);
8fc8598e
JC		 3291
3292 rtl8192_rtx_disable(dev);
3293 rtl8192_cancel_deferred_work(priv);
3294 deinit_hal_dm(dev);
3295 del_timer_sync(&priv->watch_dog_timer);
3296
3297 ieee->sync_scan_hurryup = 1;
2716141c 3298 if (ieee->state == IEEE80211_LINKED) {
e379a9a8 3299 mutex_lock(&ieee->wx_mutex);
d6bbce06 3300 netdev_dbg(dev, "ieee->state is IEEE80211_LINKED\n");
8fc8598e
JC		 3301 ieee80211_stop_send_beacons(priv->ieee80211);
3302 del_timer_sync(&ieee->associate_timer);
8fc8598e 3303 cancel_delayed_work(&ieee->associate_retry_wq);
8fc8598e
JC		 3304 ieee80211_stop_scan(ieee);
3305 netif_carrier_off(dev);
e379a9a8 3306 mutex_unlock(&ieee->wx_mutex);
2716141c 3307 } else {
d6bbce06 3308 netdev_dbg(dev, "ieee->state is NOT LINKED\n");
2716141c
XR		 3309 ieee80211_softmac_stop_protocol(priv->ieee80211);
3310 }
75deebb4 3311 mutex_unlock(&priv->wx_mutex);
069b3162
RB		 3312 RT_TRACE(COMP_RESET,
3313 "%s():<==========down process is finished\n",
3314 __func__);
3315 RT_TRACE(COMP_RESET,
3316 "%s():===========>start up the driver\n",
3317 __func__);
8fc8598e
JC		 3318 reset_status = _rtl8192_up(dev);
3319
069b3162
RB		 3320 RT_TRACE(COMP_RESET,
3321 "%s():<===========up process is finished\n",
3322 __func__);
2716141c
XR		 3323 if (reset_status == -EAGAIN) {
3324 if (reset_times < 3) {
8fc8598e
JC		 3325 reset_times++;
3326 goto RESET_START;
2716141c 3327 } else {
069b3162
RB		 3328 RT_TRACE(COMP_ERR,
3329 " ERR!!! %s(): Reset Failed!!\n",
3330 __func__);
8fc8598e
JC		 3331 }
3332 }
8fc8598e 3333 ieee->is_silent_reset = 1;
8fc8598e 3334 EnableHWSecurityConfig8192(dev);
069b3162
RB		 3335 if (ieee->state == IEEE80211_LINKED &&
3336 ieee->iw_mode == IW_MODE_INFRA) {
3337 ieee->set_chan(ieee->dev,
3338 ieee->current_network.channel);
8fc8598e 3339
8fc8598e 3340 queue_work(ieee->wq, &ieee->associate_complete_wq);
8fc8598e 3341
069b3162
RB		 3342 } else if (ieee->state == IEEE80211_LINKED &&
3343 ieee->iw_mode == IW_MODE_ADHOC) {
3344 ieee->set_chan(ieee->dev,
3345 ieee->current_network.channel);
8fc8598e
JC		 3346 ieee->link_change(ieee->dev);
3347
8fc8598e
JC		 3348 ieee80211_start_send_beacons(ieee);
3349
3350 if (ieee->data_hard_resume)
3351 ieee->data_hard_resume(ieee->dev);
3352 netif_carrier_on(ieee->dev);
3353 }
8fc8598e
JC		 3354
3355 CamRestoreAllEntry(dev);
3356
3357 priv->ResetProgress = RESET_TYPE_NORESET;
3358 priv->reset_count++;
3359
2d39b002 3360 priv->bForcedSilentReset = false;
8fc8598e
JC		 3361 priv->bResetInProgress = false;
3362
14285c1f 3363 /* For test --> force write UFWP. */
8fc8598e 3364 write_nic_byte(dev, UFWP, 1);
069b3162
RB		 3365 RT_TRACE(COMP_RESET,
3366 "Reset finished!! ====>[%d]\n",
3367 priv->reset_count);
8fc8598e
JC		 3368 }
3369}
3370
f4c6074a 3371static void rtl819x_update_rxcounts(struct r8192_priv *priv, u32 *TotalRxBcnNum,
70bdf8a2 3372 u32 *TotalRxDataNum)
8fc8598e 3373{
35997ff0 3374 u16 SlotIndex;
8fc8598e
JC		 3375 u8 i;
3376
3377 *TotalRxBcnNum = 0;
3378 *TotalRxDataNum = 0;
3379
069b3162
RB		 3380 SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++) %
3381 (priv->ieee80211->LinkDetectInfo.SlotNum);
3382 priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] =
3383 priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
3384 priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] =
3385 priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
2716141c 3386 for (i = 0; i < priv->ieee80211->LinkDetectInfo.SlotNum; i++) {
8fc8598e
JC		 3387 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
3388 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
3389 }
3390}
3391
3392
bdc01d57 3393static void rtl819x_watchdog_wqcallback(struct work_struct *work)
8fc8598e 3394{
a5959f3f 3395 struct delayed_work *dwork = to_delayed_work(work);
069b3162
RB		 3396 struct r8192_priv *priv = container_of(dwork,
3397 struct r8192_priv, watch_dog_wq);
8f896d61 3398 struct net_device *dev = priv->ieee80211->dev;
9f7b8300 3399 struct ieee80211_device *ieee = priv->ieee80211;
8fc8598e 3400 RESET_TYPE ResetType = RESET_TYPE_NORESET;
de13a3da 3401 static u8 check_reset_cnt;
8fc8598e 3402 bool bBusyTraffic = false;
2716141c
XR		 3403 u32 TotalRxBcnNum = 0;
3404 u32 TotalRxDataNum = 0;
8fc8598e 3405
34fc438a 3406 if (!priv->up)
8fc8598e
JC		 3407 return;
3408 hal_dm_watchdog(dev);
3409
14285c1f 3410 /* to get busy traffic condition */
8f896d61
XR		 3411 if (ieee->state == IEEE80211_LINKED) {
3412 if (ieee->LinkDetectInfo.NumRxOkInPeriod > 666 ||
28071d34 3413 ieee->LinkDetectInfo.NumTxOkInPeriod > 666) {
8f896d61 3414 bBusyTraffic = true;
8fc8598e 3415 }
8f896d61
XR		 3416 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
3417 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
3418 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
3419 }
14285c1f 3420 /* for AP roaming */
069b3162
RB		 3421 if (priv->ieee80211->state == IEEE80211_LINKED &&
3422 priv->ieee80211->iw_mode == IW_MODE_INFRA) {
8f896d61 3423 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
74a0266c 3424 if ((TotalRxBcnNum + TotalRxDataNum) == 0) {
8f896d61
XR		 3425#ifdef TODO
3426 if (rfState == eRfOff)
3427 RT_TRACE(COMP_ERR, "========>%s()\n", __func__);
3428#endif
069b3162
RB		 3429 netdev_dbg(dev,
3430 "===>%s(): AP is power off, connect another one\n",
3431 __func__);
8f896d61
XR		 3432 priv->ieee80211->state = IEEE80211_ASSOCIATING;
3433 notify_wx_assoc_event(priv->ieee80211);
069b3162
RB		 3434 RemovePeerTS(priv->ieee80211,
3435 priv->ieee80211->current_network.bssid);
8f896d61 3436 priv->ieee80211->link_change(dev);
069b3162
RB		 3437 queue_work(priv->ieee80211->wq,
3438 &priv->ieee80211->associate_procedure_wq);
8fc8598e 3439 }
8f896d61
XR		 3440 }
3441 priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod = 0;
3442 priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod = 0;
14285c1f 3443 /* check if reset the driver */
2716141c 3444 if (check_reset_cnt++ >= 3) {
35997ff0 3445 ResetType = rtl819x_ifcheck_resetornot(dev);
8fc8598e 3446 check_reset_cnt = 3;
8fc8598e 3447 }
0063fdfb 3448 /* This is control by OID set in Pomelo */
9f6bd88d 3449 if ((priv->force_reset) || (priv->ResetProgress == RESET_TYPE_NORESET &&
8f896d61 3450 (priv->bForcedSilentReset ||
0063fdfb 3451 (!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_SILENT)))) {
069b3162
RB		 3452 RT_TRACE(COMP_RESET,
3453 "%s():priv->force_reset is %d,priv->ResetProgress is %d, priv->bForcedSilentReset is %d,priv->bDisableNormalResetCheck is %d,ResetType is %d\n",
3454 __func__, priv->force_reset, priv->ResetProgress,
3455 priv->bForcedSilentReset,
3456 priv->bDisableNormalResetCheck, ResetType);
8fc8598e
JC		 3457 rtl819x_ifsilentreset(dev);
3458 }
8fc8598e
JC		 3459 priv->force_reset = false;
3460 priv->bForcedSilentReset = false;
3461 priv->bResetInProgress = false;
3462 RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
8fc8598e
JC		 3463}
3464
d2e5af14 3465static void watch_dog_timer_callback(struct timer_list *t)
8fc8598e 3466{
d2e5af14 3467 struct r8192_priv *priv = from_timer(priv, t, watch_dog_timer);
7b25c24e 3468
1761a85c 3469 schedule_delayed_work(&priv->watch_dog_wq, 0);
069b3162 3470 mod_timer(&priv->watch_dog_timer,
34b8dae7 3471 jiffies + msecs_to_jiffies(IEEE80211_WATCH_DOG_TIME));
8fc8598e 3472}
b7141cba 3473
bdc01d57 3474static int _rtl8192_up(struct net_device *dev)
8fc8598e
JC		 3475{
3476 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 3477 int init_status = 0;
7b25c24e 3478
2d39b002
XR		 3479 priv->up = 1;
3480 priv->ieee80211->ieee_up = 1;
8fc8598e
JC		 3481 RT_TRACE(COMP_INIT, "Bringing up iface");
3482 init_status = rtl8192_adapter_start(dev);
2716141c 3483 if (!init_status) {
069b3162
RB		 3484 RT_TRACE(COMP_ERR, "ERR!!! %s(): initialization failed!\n",
3485 __func__);
2d39b002 3486 priv->up = priv->ieee80211->ieee_up = 0;
8fc8598e
JC		 3487 return -EAGAIN;
3488 }
3489 RT_TRACE(COMP_INIT, "start adapter finished\n");
3490 rtl8192_rx_enable(dev);
34fc438a 3491 if (priv->ieee80211->state != IEEE80211_LINKED)
8f896d61 3492 ieee80211_softmac_start_protocol(priv->ieee80211);
8fc8598e 3493 ieee80211_reset_queue(priv->ieee80211);
d2e5af14 3494 watch_dog_timer_callback(&priv->watch_dog_timer);
34fc438a 3495 if (!netif_queue_stopped(dev))
8fc8598e
JC		 3496 netif_start_queue(dev);
3497 else
3498 netif_wake_queue(dev);
3499
3500 return 0;
3501}
3502
3503
f4c6074a 3504static int rtl8192_open(struct net_device *dev)
8fc8598e
JC		 3505{
3506 struct r8192_priv *priv = ieee80211_priv(dev);
3507 int ret;
7b25c24e 3508
75deebb4 3509 mutex_lock(&priv->wx_mutex);
8fc8598e 3510 ret = rtl8192_up(dev);
75deebb4 3511 mutex_unlock(&priv->wx_mutex);
8fc8598e 3512 return ret;
8fc8598e
JC		 3513}
3514
3515
3516int rtl8192_up(struct net_device *dev)
3517{
3518 struct r8192_priv *priv = ieee80211_priv(dev);
3519
f93b4685
CH		 3520 if (priv->up == 1)
3521 return -1;
8fc8598e
JC		 3522
3523 return _rtl8192_up(dev);
3524}
3525
3526
bdc01d57 3527static int rtl8192_close(struct net_device *dev)
8fc8598e
JC		 3528{
3529 struct r8192_priv *priv = ieee80211_priv(dev);
3530 int ret;
3531
75deebb4 3532 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3533
3534 ret = rtl8192_down(dev);
3535
75deebb4 3536 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3537
3538 return ret;
8fc8598e
JC		 3539}
3540
3541int rtl8192_down(struct net_device *dev)
3542{
3543 struct r8192_priv *priv = ieee80211_priv(dev);
3544 int i;
3545
f93b4685
CH		 3546 if (priv->up == 0)
3547 return -1;
8fc8598e 3548
2d39b002 3549 priv->up = 0;
8fc8598e 3550 priv->ieee80211->ieee_up = 0;
5b3b215b 3551 RT_TRACE(COMP_DOWN, "==========>%s()\n", __func__);
8f896d61 3552 /* FIXME */
8fc8598e
JC		 3553 if (!netif_queue_stopped(dev))
3554 netif_stop_queue(dev);
3555
3556 rtl8192_rtx_disable(dev);
8fc8598e 3557
8f896d61 3558 /* Tx related queue release */
2716141c 3559 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3560 skb_queue_purge(&priv->ieee80211->skb_waitQ[i]);
2716141c 3561 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3562 skb_queue_purge(&priv->ieee80211->skb_aggQ[i]);
8fc8598e 3563
2716141c 3564 for (i = 0; i < MAX_QUEUE_SIZE; i++)
b1753c43 3565 skb_queue_purge(&priv->ieee80211->skb_drv_aggQ[i]);
8fc8598e 3566
14285c1f
RB		 3567 /* as cancel_delayed_work will del work->timer, so if work is not
3568 * defined as struct delayed_work, it will corrupt
3569 */
8fc8598e
JC		 3570 rtl8192_cancel_deferred_work(priv);
3571 deinit_hal_dm(dev);
3572 del_timer_sync(&priv->watch_dog_timer);
3573
3574
3575 ieee80211_softmac_stop_protocol(priv->ieee80211);
069b3162
RB		 3576 memset(&priv->ieee80211->current_network, 0,
3577 offsetof(struct ieee80211_network, list));
5b3b215b 3578 RT_TRACE(COMP_DOWN, "<==========%s()\n", __func__);
8fc8598e 3579
8f896d61 3580 return 0;
8fc8598e
JC		 3581}
3582
3583
3584void rtl8192_commit(struct net_device *dev)
3585{
3586 struct r8192_priv *priv = ieee80211_priv(dev);
3587 int reset_status = 0;
7b25c24e 3588
f93b4685
CH		 3589 if (priv->up == 0)
3590 return;
8fc8598e
JC		 3591 priv->up = 0;
3592
3593 rtl8192_cancel_deferred_work(priv);
3594 del_timer_sync(&priv->watch_dog_timer);
8fc8598e
JC		 3595
3596 ieee80211_softmac_stop_protocol(priv->ieee80211);
3597
8fc8598e
JC		 3598 rtl8192_rtx_disable(dev);
3599 reset_status = _rtl8192_up(dev);
8fc8598e
JC		 3600}
3601
bdc01d57 3602static void rtl8192_restart(struct work_struct *work)
8fc8598e 3603{
069b3162
RB		 3604 struct r8192_priv *priv = container_of(work, struct r8192_priv,
3605 reset_wq);
e406322b 3606 struct net_device *dev = priv->ieee80211->dev;
8fc8598e 3607
75deebb4 3608 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3609
3610 rtl8192_commit(dev);
3611
75deebb4 3612 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3613}
3614
3615static void r8192_set_multicast(struct net_device *dev)
3616{
3617 struct r8192_priv *priv = ieee80211_priv(dev);
3618 short promisc;
3619
8fc8598e
JC		 3620 /* FIXME FIXME */
3621
15f6d3a4 3622 promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
8fc8598e
JC		 3623
3624 if (promisc != priv->promisc)
8fc8598e 3625
8f896d61 3626 priv->promisc = promisc;
8fc8598e
JC		 3627}
3628
3629
f4c6074a 3630static int r8192_set_mac_adr(struct net_device *dev, void *mac)
8fc8598e
JC		 3631{
3632 struct r8192_priv *priv = ieee80211_priv(dev);
3633 struct sockaddr *addr = mac;
3634
75deebb4 3635 mutex_lock(&priv->wx_mutex);
8fc8598e 3636
4e0407b4 3637 ether_addr_copy(dev->dev_addr, addr->sa_data);
8fc8598e 3638
8fc8598e 3639 schedule_work(&priv->reset_wq);
75deebb4 3640 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3641
3642 return 0;
3643}
3644
3645/* based on ipw2200 driver */
f4c6074a 3646static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
8fc8598e
JC		 3647{
3648 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3649 struct iwreq *wrq = (struct iwreq *)rq;
2d39b002 3650 int ret = -1;
8fc8598e
JC		 3651 struct ieee80211_device *ieee = priv->ieee80211;
3652 u32 key[4];
3ab31c7b 3653 u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
8fc8598e 3654 struct iw_point *p = &wrq->u.data;
57c259fb 3655 struct ieee_param *ipw = NULL;
8fc8598e 3656
75deebb4 3657 mutex_lock(&priv->wx_mutex);
8fc8598e
JC		 3658
3659
8f896d61
XR		 3660 if (p->length < sizeof(struct ieee_param) || !p->pointer) {
3661 ret = -EINVAL;
3662 goto out;
3663 }
8fc8598e 3664
38272d20
TB		 3665 ipw = memdup_user(p->pointer, p->length);
3666 if (IS_ERR(ipw)) {
3667 ret = PTR_ERR(ipw);
8f896d61
XR		 3668 goto out;
3669 }
8fc8598e
JC		 3670
3671 switch (cmd) {
24fbe875 3672 case RTL_IOCTL_WPA_SUPPLICANT:
14285c1f 3673 /* parse here for HW security */
2716141c
XR		 3674 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION) {
3675 if (ipw->u.crypt.set_tx) {
3676 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
24fbe875 3677 ieee->pairwise_key_type = KEY_TYPE_CCMP;
2716141c 3678 } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
24fbe875 3679 ieee->pairwise_key_type = KEY_TYPE_TKIP;
2716141c 3680 } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
24fbe875
SH		 3681 if (ipw->u.crypt.key_len == 13)
3682 ieee->pairwise_key_type = KEY_TYPE_WEP104;
3683 else if (ipw->u.crypt.key_len == 5)
3684 ieee->pairwise_key_type = KEY_TYPE_WEP40;
2716141c 3685 } else {
24fbe875 3686 ieee->pairwise_key_type = KEY_TYPE_NA;
2716141c 3687 }
24fbe875 3688
2716141c 3689 if (ieee->pairwise_key_type) {
9f7b8300 3690 memcpy((u8 *)key, ipw->u.crypt.key, 16);
24fbe875 3691 EnableHWSecurityConfig8192(dev);
14285c1f
RB		 3692 /* We fill both index entry and 4th
3693 * entry for pairwise key as in IPW
3694 * interface, adhoc will only get here,
3695 * so we need index entry for its
3696 * default key serching!
3697 */
069b3162
RB		 3698 setKey(dev, 4, ipw->u.crypt.idx,
3699 ieee->pairwise_key_type,
3700 (u8 *)ieee->ap_mac_addr,
3701 0, key);
24fbe875 3702 if (ieee->auth_mode != 2)
069b3162
RB		 3703 setKey(dev, ipw->u.crypt.idx,
3704 ipw->u.crypt.idx,
3705 ieee->pairwise_key_type,
3706 (u8 *)ieee->ap_mac_addr,
3707 0, key);
24fbe875 3708 }
2716141c 3709 } else {
9f7b8300 3710 memcpy((u8 *)key, ipw->u.crypt.key, 16);
2716141c 3711 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
2d39b002 3712 ieee->group_key_type = KEY_TYPE_CCMP;
2716141c 3713 } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
24fbe875 3714 ieee->group_key_type = KEY_TYPE_TKIP;
2716141c 3715 } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
24fbe875
SH		 3716 if (ipw->u.crypt.key_len == 13)
3717 ieee->group_key_type = KEY_TYPE_WEP104;
3718 else if (ipw->u.crypt.key_len == 5)
3719 ieee->group_key_type = KEY_TYPE_WEP40;
2716141c 3720 } else {
24fbe875 3721 ieee->group_key_type = KEY_TYPE_NA;
2716141c 3722 }
8fc8598e 3723
2716141c 3724 if (ieee->group_key_type) {
8f896d61 3725 setKey(dev, ipw->u.crypt.idx,
0063fdfb
RB		 3726 /* KeyIndex */
3727 ipw->u.crypt.idx,
3728 /* KeyType */
3729 ieee->group_key_type,
3730 /* MacAddr */
3731 broadcast_addr,
3732 /* DefaultKey */
3733 0,
3734 /* KeyContent */
3735 key);
8fc8598e
JC		 3736 }
3737 }
24fbe875 3738 }
069b3162
RB		 3739 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211,
3740 &wrq->u.data);
8fc8598e
JC		 3741 break;
3742
24fbe875 3743 default:
8fc8598e
JC		 3744 ret = -EOPNOTSUPP;
3745 break;
3746 }
3747 kfree(ipw);
e406322b 3748 ipw = NULL;
8fc8598e 3749out:
75deebb4 3750 mutex_unlock(&priv->wx_mutex);
8fc8598e
JC		 3751 return ret;
3752}
3753
f4c6074a 3754static u8 HwRateToMRate90(bool bIsHT, u8 rate)
8fc8598e
JC		 3755{
3756 u8 ret_rate = 0xff;
3757
34fc438a 3758 if (!bIsHT) {
81669597 3759 switch (rate) {
a7be0279
RB		 3760 case DESC90_RATE1M:
3761 ret_rate = MGN_1M;
3762 break;
3763 case DESC90_RATE2M:
3764 ret_rate = MGN_2M;
3765 break;
3766 case DESC90_RATE5_5M:
3767 ret_rate = MGN_5_5M;
3768 break;
3769 case DESC90_RATE11M:
3770 ret_rate = MGN_11M;
3771 break;
3772 case DESC90_RATE6M:
3773 ret_rate = MGN_6M;
3774 break;
3775 case DESC90_RATE9M:
3776 ret_rate = MGN_9M;
3777 break;
3778 case DESC90_RATE12M:
3779 ret_rate = MGN_12M;
3780 break;
3781 case DESC90_RATE18M:
3782 ret_rate = MGN_18M;
3783 break;
3784 case DESC90_RATE24M:
3785 ret_rate = MGN_24M;
3786 break;
3787 case DESC90_RATE36M:
3788 ret_rate = MGN_36M;
3789 break;
3790 case DESC90_RATE48M:
3791 ret_rate = MGN_48M;
3792 break;
3793 case DESC90_RATE54M:
3794 ret_rate = MGN_54M;
3795 break;
3796
3797 default:
3798 ret_rate = 0xff;
069b3162 3799 RT_TRACE(COMP_RECV,
09dad312
SP		 3800 "%s: Non supported Rate [%x], bIsHT = %d!!!\n",
3801 __func__, rate, bIsHT);
a7be0279 3802 break;
8fc8598e
JC		 3803 }
3804
3805 } else {
81669597 3806 switch (rate) {
a7be0279
RB		 3807 case DESC90_RATEMCS0:
3808 ret_rate = MGN_MCS0;
3809 break;
3810 case DESC90_RATEMCS1:
3811 ret_rate = MGN_MCS1;
3812 break;
3813 case DESC90_RATEMCS2:
3814 ret_rate = MGN_MCS2;
3815 break;
3816 case DESC90_RATEMCS3:
3817 ret_rate = MGN_MCS3;
3818 break;
3819 case DESC90_RATEMCS4:
3820 ret_rate = MGN_MCS4;
3821 break;
3822 case DESC90_RATEMCS5:
3823 ret_rate = MGN_MCS5;
3824 break;
3825 case DESC90_RATEMCS6:
3826 ret_rate = MGN_MCS6;
3827 break;
3828 case DESC90_RATEMCS7:
3829 ret_rate = MGN_MCS7;
3830 break;
3831 case DESC90_RATEMCS8:
3832 ret_rate = MGN_MCS8;
3833 break;
3834 case DESC90_RATEMCS9:
3835 ret_rate = MGN_MCS9;
3836 break;
3837 case DESC90_RATEMCS10:
3838 ret_rate = MGN_MCS10;
3839 break;
3840 case DESC90_RATEMCS11:
3841 ret_rate = MGN_MCS11;
3842 break;
3843 case DESC90_RATEMCS12:
3844 ret_rate = MGN_MCS12;
3845 break;
3846 case DESC90_RATEMCS13:
3847 ret_rate = MGN_MCS13;
3848 break;
3849 case DESC90_RATEMCS14:
3850 ret_rate = MGN_MCS14;
3851 break;
3852 case DESC90_RATEMCS15:
3853 ret_rate = MGN_MCS15;
3854 break;
3855 case DESC90_RATEMCS32:
74a0266c 3856 ret_rate = 0x80 | 0x20;
a7be0279
RB		 3857 break;
3858
3859 default:
3860 ret_rate = 0xff;
069b3162 3861 RT_TRACE(COMP_RECV,
09dad312
SP		 3862 "%s: Non supported Rate [%x], bIsHT = %d!!!\n",
3863 __func__, rate, bIsHT);
a7be0279 3864 break;
8fc8598e
JC		 3865 }
3866 }
3867
3868 return ret_rate;
3869}
3870
3871/**
3872 * Function: UpdateRxPktTimeStamp
8ef3a7ed 3873 * Overview: Record the TSF time stamp when receiving a packet
8fc8598e
JC		 3874 *
3875 * Input:
3876 * PADAPTER Adapter
3877 * PRT_RFD pRfd,
3878 *
3879 * Output:
3880 * PRT_RFD pRfd
3881 * (pRfd->Status.TimeStampHigh is updated)
3882 * (pRfd->Status.TimeStampLow is updated)
3883 * Return:
3884 * None
3885 */
46326d26
TB		 3886static void UpdateRxPktTimeStamp8190(struct net_device *dev,
3887 struct ieee80211_rx_stats *stats)
8fc8598e
JC		 3888{
3889 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3890
81669597 3891 if (stats->bIsAMPDU && !stats->bFirstMPDU) {
8fc8598e
JC		 3892 stats->mac_time[0] = priv->LastRxDescTSFLow;
3893 stats->mac_time[1] = priv->LastRxDescTSFHigh;
3894 } else {
3895 priv->LastRxDescTSFLow = stats->mac_time[0];
3896 priv->LastRxDescTSFHigh = stats->mac_time[1];
3897 }
3898}
3899
0063fdfb
RB		 3900/* 0-100 index. */
3901static long rtl819x_translate_todbm(u8 signal_strength_index)
8fc8598e 3902{
14285c1f 3903 long signal_power; /* in dBm. */
8fc8598e 3904
14285c1f 3905 /* Translate to dBm (x=0.5y-95). */
8fc8598e
JC		 3906 signal_power = (long)((signal_strength_index + 1) >> 1);
3907 signal_power -= 95;
3908
3909 return signal_power;
3910}
3911
3912
14285c1f
RB		 3913/* We can not declare RSSI/EVM total value of sliding window to
3914 * be a local static. Otherwise, it may increase when we return from S3/S4. The
3915 * value will be kept in memory or disk. Declare the value in the adaptor
3916 * and it will be reinitialized when returned from S3/S4.
3917 */
f4c6074a
AR		 3918static void rtl8192_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
3919 struct ieee80211_rx_stats *pprevious_stats,
3920 struct ieee80211_rx_stats *pcurrent_stats)
8fc8598e
JC		 3921{
3922 bool bcheck = false;
3923 u8 rfpath;
3924 u32 nspatial_stream, tmp_val;
de13a3da
SH		 3925 static u32 slide_rssi_index, slide_rssi_statistics;
3926 static u32 slide_evm_index, slide_evm_statistics;
3927 static u32 last_rssi, last_evm;
8fc8598e 3928
069b3162
RB		 3929 static u32 slide_beacon_adc_pwdb_index;
3930 static u32 slide_beacon_adc_pwdb_statistics;
de13a3da 3931 static u32 last_beacon_adc_pwdb;
8fc8598e 3932
5c2918a5 3933 struct rtl_80211_hdr_3addr *hdr;
3db37646 3934 u16 sc;
3ab31c7b 3935 unsigned int frag, seq;
7b25c24e 3936
5c2918a5 3937 hdr = (struct rtl_80211_hdr_3addr *)buffer;
8fc8598e
JC		 3938 sc = le16_to_cpu(hdr->seq_ctl);
3939 frag = WLAN_GET_SEQ_FRAG(sc);
3940 seq = WLAN_GET_SEQ_SEQ(sc);
14285c1f 3941 /* to record the sequence number */
8fc8598e 3942 pcurrent_stats->Seq_Num = seq;
14285c1f
RB		 3943
3944 /* Check whether we should take the previous packet into accounting */
2716141c 3945 if (!pprevious_stats->bIsAMPDU) {
14285c1f 3946 /* if previous packet is not aggregated packet */
8fc8598e 3947 bcheck = true;
8fc8598e
JC		 3948 }
3949
2716141c 3950 if (slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 3951 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
3952 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
3953 priv->stats.slide_rssi_total -= last_rssi;
3954 }
3955 priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
3956
069b3162
RB		 3957 priv->stats.slide_signal_strength[slide_rssi_index++] =
3958 pprevious_stats->SignalStrength;
34fc438a 3959 if (slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
8fc8598e
JC		 3960 slide_rssi_index = 0;
3961
14285c1f 3962 /* <1> Showed on UI for user, in dbm */
74a0266c 3963 tmp_val = priv->stats.slide_rssi_total / slide_rssi_statistics;
8fc8598e
JC		 3964 priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
3965 pcurrent_stats->rssi = priv->stats.signal_strength;
14285c1f
RB		 3966
3967 /* If the previous packet does not match the criteria, neglect it */
2716141c 3968 if (!pprevious_stats->bPacketMatchBSSID) {
34fc438a 3969 if (!pprevious_stats->bToSelfBA)
8fc8598e
JC		 3970 return;
3971 }
3972
34fc438a 3973 if (!bcheck)
8fc8598e
JC		 3974 return;
3975
3976
14285c1f
RB		 3977 /* only rtl8190 supported
3978 * rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
3979 */
8fc8598e 3980
14285c1f 3981 /* Check RSSI */
8fc8598e
JC		 3982 priv->stats.num_process_phyinfo++;
3983
3984 /* record the general signal strength to the sliding window. */
3985
3986
14285c1f
RB		 3987 /* <2> Showed on UI for engineering
3988 * hardware does not provide rssi information for each rf path in CCK
3989 */
069b3162
RB		 3990 if (!pprevious_stats->bIsCCK &&
3991 (pprevious_stats->bPacketToSelf || pprevious_stats->bToSelfBA)) {
2716141c 3992 for (rfpath = RF90_PATH_A; rfpath < priv->NumTotalRFPath; rfpath++) {
069b3162
RB		 3993 if (!rtl8192_phy_CheckIsLegalRFPath(
3994 priv->ieee80211->dev, rfpath))
8f896d61 3995 continue;
8fc8598e 3996
34fc438a 3997 if (priv->stats.rx_rssi_percentage[rfpath] == 0)
069b3162
RB		 3998 priv->stats.rx_rssi_percentage[rfpath] =
3999 pprevious_stats->RxMIMOSignalStrength[rfpath];
2716141c 4000 if (pprevious_stats->RxMIMOSignalStrength[rfpath] > priv->stats.rx_rssi_percentage[rfpath]) {
8fc8598e 4001 priv->stats.rx_rssi_percentage[rfpath] =
74a0266c
RB		 4002 ((priv->stats.rx_rssi_percentage[rfpath] * (Rx_Smooth_Factor - 1)) +
4003 (pprevious_stats->RxMIMOSignalStrength[rfpath])) / (Rx_Smooth_Factor);
8fc8598e 4004 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath] + 1;
2716141c 4005 } else {
8fc8598e 4006 priv->stats.rx_rssi_percentage[rfpath] =
74a0266c
RB		 4007 ((priv->stats.rx_rssi_percentage[rfpath] * (Rx_Smooth_Factor - 1)) +
4008 (pprevious_stats->RxMIMOSignalStrength[rfpath])) / (Rx_Smooth_Factor);
8fc8598e 4009 }
069b3162
RB		 4010 RT_TRACE(COMP_DBG,
4011 "priv->stats.rx_rssi_percentage[rfPath] = %d\n",
4012 priv->stats.rx_rssi_percentage[rfpath]);
8fc8598e
JC		 4013 }
4014 }
4015
4016
14285c1f 4017 /* Check PWDB. */
8fc8598e 4018 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
15f6d3a4 4019 pprevious_stats->bIsCCK ? "CCK" : "OFDM",
8f896d61 4020 pprevious_stats->RxPWDBAll);
8fc8598e 4021
2716141c 4022 if (pprevious_stats->bPacketBeacon) {
8f896d61 4023 /* record the beacon pwdb to the sliding window. */
2716141c 4024 if (slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 4025 slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
4026 last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
4027 priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
8fc8598e
JC		 4028 }
4029 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
4030 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
8fc8598e 4031 slide_beacon_adc_pwdb_index++;
34fc438a 4032 if (slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
8fc8598e 4033 slide_beacon_adc_pwdb_index = 0;
74a0266c 4034 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total / slide_beacon_adc_pwdb_statistics;
34fc438a 4035 if (pprevious_stats->RxPWDBAll >= 3)
8fc8598e
JC		 4036 pprevious_stats->RxPWDBAll -= 3;
4037 }
4038
4039 RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
15f6d3a4 4040 pprevious_stats->bIsCCK ? "CCK" : "OFDM",
8f896d61 4041 pprevious_stats->RxPWDBAll);
8fc8598e
JC		 4042
4043
069b3162
RB		 4044 if (pprevious_stats->bPacketToSelf ||
4045 pprevious_stats->bPacketBeacon ||
4046 pprevious_stats->bToSelfBA) {
0063fdfb
RB		 4047 if (priv->undecorated_smoothed_pwdb < 0)
4048 /* initialize */
069b3162
RB		 4049 priv->undecorated_smoothed_pwdb =
4050 pprevious_stats->RxPWDBAll;
2716141c 4051 if (pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb) {
8fc8598e 4052 priv->undecorated_smoothed_pwdb =
74a0266c
RB		 4053 (((priv->undecorated_smoothed_pwdb) * (Rx_Smooth_Factor - 1)) +
4054 (pprevious_stats->RxPWDBAll)) / (Rx_Smooth_Factor);
8fc8598e 4055 priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
2716141c 4056 } else {
8fc8598e 4057 priv->undecorated_smoothed_pwdb =
74a0266c
RB		 4058 (((priv->undecorated_smoothed_pwdb) * (Rx_Smooth_Factor - 1)) +
4059 (pprevious_stats->RxPWDBAll)) / (Rx_Smooth_Factor);
8fc8598e 4060 }
8fc8598e
JC		 4061 }
4062
14285c1f 4063 /* Check EVM */
8fc8598e 4064 /* record the general EVM to the sliding window. */
2716141c 4065 if (pprevious_stats->SignalQuality) {
069b3162
RB		 4066 if (pprevious_stats->bPacketToSelf ||
4067 pprevious_stats->bPacketBeacon ||
4068 pprevious_stats->bToSelfBA) {
2716141c 4069 if (slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX) {
8fc8598e
JC		 4070 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
4071 last_evm = priv->stats.slide_evm[slide_evm_index];
4072 priv->stats.slide_evm_total -= last_evm;
4073 }
4074
069b3162
RB		 4075 priv->stats.slide_evm_total +=
4076 pprevious_stats->SignalQuality;
8fc8598e 4077
069b3162
RB		 4078 priv->stats.slide_evm[slide_evm_index++] =
4079 pprevious_stats->SignalQuality;
34fc438a 4080 if (slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
8fc8598e
JC		 4081 slide_evm_index = 0;
4082
14285c1f 4083 /* <1> Showed on UI for user, in percentage. */
069b3162
RB		 4084 tmp_val = priv->stats.slide_evm_total /
4085 slide_evm_statistics;
8fc8598e 4086 priv->stats.signal_quality = tmp_val;
0063fdfb
RB		 4087 /* Showed on UI for user in Windows Vista,
4088 * for Link quality.
4089 */
8fc8598e
JC		 4090 priv->stats.last_signal_strength_inpercent = tmp_val;
4091 }
4092
14285c1f 4093 /* <2> Showed on UI for engineering */
069b3162
RB		 4094 if (pprevious_stats->bPacketToSelf ||
4095 pprevious_stats->bPacketBeacon ||
4096 pprevious_stats->bToSelfBA) {
81669597 4097 for (nspatial_stream = 0; nspatial_stream < 2; nspatial_stream++) { /* 2 spatial stream */
2716141c 4098 if (pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1) {
92e21616 4099 if (priv->stats.rx_evm_percentage[nspatial_stream] == 0) /* initialize */
8fc8598e 4100 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
8fc8598e 4101 priv->stats.rx_evm_percentage[nspatial_stream] =
74a0266c
RB		 4102 ((priv->stats.rx_evm_percentage[nspatial_stream] * (Rx_Smooth_Factor - 1)) +
4103 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream] * 1)) / (Rx_Smooth_Factor);
8fc8598e
JC		 4104 }
4105 }
4106 }
4107 }
8fc8598e
JC		 4108}
4109
4110/*-----------------------------------------------------------------------------
4111 * Function: rtl819x_query_rxpwrpercentage()
4112 *
4113 * Overview:
4114 *
4115 * Input: char antpower
4116 *
4117 * Output: NONE
4118 *
4119 * Return: 0-100 percentage
8ec52525
DR		 4120 *---------------------------------------------------------------------------
4121 */
f352a9ee 4122static u8 rtl819x_query_rxpwrpercentage(s8 antpower)
8fc8598e
JC		 4123{
4124 if ((antpower <= -100) || (antpower >= 20))
8fc8598e 4125 return 0;
8fc8598e 4126 else if (antpower >= 0)
8fc8598e 4127 return 100;
8fc8598e 4128 else
2c7c0c34 4129 return 100 + antpower;
8fc8598e
JC		 4130
4131} /* QueryRxPwrPercentage */
4132
f352a9ee 4133static u8 rtl819x_evm_dbtopercentage(s8 value)
8fc8598e 4134{
f352a9ee 4135 s8 ret_val;
8fc8598e 4136
8f896d61 4137 ret_val = value;
8fc8598e 4138
8f896d61
XR		 4139 if (ret_val >= 0)
4140 ret_val = 0;
4141 if (ret_val <= -33)
4142 ret_val = -33;
4143 ret_val = 0 - ret_val;
4144 ret_val *= 3;
34fc438a 4145 if (ret_val == 99)
8fc8598e 4146 ret_val = 100;
2c7c0c34 4147 return ret_val;
8fc8598e 4148}
b7141cba 4149
14285c1f 4150/* We want good-looking for signal strength/quality */
46326d26 4151static long rtl819x_signal_scale_mapping(long currsig)
8fc8598e
JC		 4152{
4153 long retsig;
4154
14285c1f 4155 /* Step 1. Scale mapping. */
34fc438a 4156 if (currsig >= 61 && currsig <= 100)
8fc8598e 4157 retsig = 90 + ((currsig - 60) / 4);
34fc438a 4158 else if (currsig >= 41 && currsig <= 60)
8fc8598e 4159 retsig = 78 + ((currsig - 40) / 2);
34fc438a 4160 else if (currsig >= 31 && currsig <= 40)
8fc8598e 4161 retsig = 66 + (currsig - 30);
34fc438a 4162 else if (currsig >= 21 && currsig <= 30)
8fc8598e 4163 retsig = 54 + (currsig - 20);
34fc438a 4164 else if (currsig >= 5 && currsig <= 20)
8fc8598e 4165 retsig = 42 + (((currsig - 5) * 2) / 3);
34fc438a 4166 else if (currsig == 4)
8fc8598e 4167 retsig = 36;
34fc438a 4168 else if (currsig == 3)
8fc8598e 4169 retsig = 27;
34fc438a 4170 else if (currsig == 2)
8fc8598e 4171 retsig = 18;
34fc438a 4172 else if (currsig == 1)
8fc8598e 4173 retsig = 9;
8fc8598e 4174 else
8fc8598e 4175 retsig = currsig;
8fc8598e
JC		 4176
4177 return retsig;
4178}
4179
f2c3d800
XR		 4180static inline bool rx_hal_is_cck_rate(struct rx_drvinfo_819x_usb *pdrvinfo)
4181{
4182 if (pdrvinfo->RxHT)
4183 return false;
4184
4185 switch (pdrvinfo->RxRate) {
4186 case DESC90_RATE1M:
4187 case DESC90_RATE2M:
4188 case DESC90_RATE5_5M:
4189 case DESC90_RATE11M:
4190 return true;
4191 default:
4192 return false;
4193 }
4194}
4195
70bdf8a2
XR		 4196static void rtl8192_query_rxphystatus(struct r8192_priv *priv,
4197 struct ieee80211_rx_stats *pstats,
4198 rx_drvinfo_819x_usb *pdrvinfo,
4199 struct ieee80211_rx_stats *precord_stats,
4200 bool bpacket_match_bssid,
4201 bool bpacket_toself,
4202 bool bPacketBeacon,
4203 bool bToSelfBA)
8fc8598e 4204{
9f7b8300
XR		 4205 phy_sts_ofdm_819xusb_t *pofdm_buf;
4206 phy_sts_cck_819xusb_t *pcck_buf;
a4a987de 4207 struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *prxsc;
069b3162
RB		 4208 u8 *prxpkt;
4209 u8 i, max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
f352a9ee
AB		 4210 s8 rx_pwr[4], rx_pwr_all = 0;
4211 s8 rx_snrX, rx_evmX;
069b3162
RB		 4212 u8 evm, pwdb_all;
4213 u32 RSSI, total_rssi = 0;
4214 u8 is_cck_rate = 0;
4215 u8 rf_rx_num = 0;
4216 u8 sq;
8fc8598e
JC		 4217
4218
4219 priv->stats.numqry_phystatus++;
4220
4221 is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
4222
14285c1f 4223 /* Record it for next packet processing */
8fc8598e 4224 memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
069b3162
RB		 4225 pstats->bPacketMatchBSSID =
4226 precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
8fc8598e 4227 pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
57c259fb 4228 pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;
8fc8598e
JC		 4229 pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
4230 pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
4231
9f7b8300 4232 prxpkt = (u8 *)pdrvinfo;
8fc8598e
JC		 4233
4234 /* Move pointer to the 16th bytes. Phy status start address. */
4235 prxpkt += sizeof(rx_drvinfo_819x_usb);
4236
4237 /* Initial the cck and ofdm buffer pointer */
4238 pcck_buf = (phy_sts_cck_819xusb_t *)prxpkt;
4239 pofdm_buf = (phy_sts_ofdm_819xusb_t *)prxpkt;
4240
4241 pstats->RxMIMOSignalQuality[0] = -1;
4242 pstats->RxMIMOSignalQuality[1] = -1;
4243 precord_stats->RxMIMOSignalQuality[0] = -1;
4244 precord_stats->RxMIMOSignalQuality[1] = -1;
4245
2716141c 4246 if (is_cck_rate) {
14285c1f 4247 /* (1)Hardware does not provide RSSI for CCK */
8fc8598e 4248
957f95bf 4249 /* (2)PWDB, Average PWDB calculated by hardware
0063fdfb
RB		 4250 * (for rate adaptive)
4251 */
57c259fb 4252 u8 report;
8fc8598e
JC		 4253
4254 priv->stats.numqry_phystatusCCK++;
4255
2716141c 4256 if (!priv->bCckHighPower) {
8fc8598e 4257 report = pcck_buf->cck_agc_rpt & 0xc0;
278c0942 4258 report >>= 6;
2716141c 4259 switch (report) {
8f896d61
XR		 4260 case 0x3:
4261 rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
4262 break;
4263 case 0x2:
4264 rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
4265 break;
4266 case 0x1:
4267 rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
4268 break;
4269 case 0x0:
4270 rx_pwr_all = 6 - (pcck_buf->cck_agc_rpt & 0x3e);
4271 break;
8fc8598e 4272 }
2716141c 4273 } else {
8fc8598e 4274 report = pcck_buf->cck_agc_rpt & 0x60;
278c0942 4275 report >>= 5;
2716141c 4276 switch (report) {
8f896d61 4277 case 0x3:
74a0266c 4278 rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4279 break;
4280 case 0x2:
74a0266c 4281 rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4282 break;
4283 case 0x1:
74a0266c 4284 rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61
XR		 4285 break;
4286 case 0x0:
74a0266c 4287 rx_pwr_all = 6 - ((pcck_buf->cck_agc_rpt & 0x1f) << 1);
8f896d61 4288 break;
8fc8598e
JC		 4289 }
4290 }
4291
4292 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
4293 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
4294 pstats->RecvSignalPower = pwdb_all;
4295
14285c1f 4296 /* (3) Get Signal Quality (EVM) */
8fc8598e 4297
8f896d61
XR		 4298 if (pstats->RxPWDBAll > 40) {
4299 sq = 100;
4300 } else {
4301 sq = pcck_buf->sq_rpt;
8fc8598e 4302
8f896d61
XR		 4303 if (pcck_buf->sq_rpt > 64)
4304 sq = 0;
4305 else if (pcck_buf->sq_rpt < 20)
4306 sq = 100;
4307 else
74a0266c 4308 sq = ((64 - sq) * 100) / 44;
8f896d61
XR		 4309 }
4310 pstats->SignalQuality = precord_stats->SignalQuality = sq;
069b3162
RB		 4311 pstats->RxMIMOSignalQuality[0] =
4312 precord_stats->RxMIMOSignalQuality[0] = sq;
4313 pstats->RxMIMOSignalQuality[1] =
4314 precord_stats->RxMIMOSignalQuality[1] = -1;
2716141c
XR		 4315
4316 } else {
8fc8598e 4317 priv->stats.numqry_phystatusHT++;
14285c1f
RB		 4318
4319 /* (1)Get RSSI for HT rate */
2716141c 4320 for (i = RF90_PATH_A; i < priv->NumTotalRFPath; i++) {
14285c1f 4321 /* We will judge RF RX path now. */
8fc8598e
JC		 4322 if (priv->brfpath_rxenable[i])
4323 rf_rx_num++;
4324 else
4325 continue;
4326
069b3162
RB		 4327 if (!rtl8192_phy_CheckIsLegalRFPath(
4328 priv->ieee80211->dev, i))
8fc8598e
JC		 4329 continue;
4330
069b3162
RB		 4331 rx_pwr[i] =
4332 ((pofdm_buf->trsw_gain_X[i] & 0x3F) * 2) - 106;
8fc8598e 4333
14285c1f 4334 /* Get Rx snr value in DB */
8fc8598e 4335 tmp_rxsnr = pofdm_buf->rxsnr_X[i];
f352a9ee 4336 rx_snrX = (s8)(tmp_rxsnr);
8fc8598e
JC		 4337 rx_snrX /= 2;
4338 priv->stats.rxSNRdB[i] = (long)rx_snrX;
4339
4340 /* Translate DBM to percentage. */
4341 RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
4342 total_rssi += RSSI;
4343
4344 /* Record Signal Strength for next packet */
74a0266c
RB		 4345 pstats->RxMIMOSignalStrength[i] = (u8)RSSI;
4346 precord_stats->RxMIMOSignalStrength[i] = (u8)RSSI;
8fc8598e
JC		 4347 }
4348
4349
957f95bf 4350 /* (2)PWDB, Average PWDB calculated by hardware
14285c1f
RB		 4351 * (for rate adaptive)
4352 */
74a0266c 4353 rx_pwr_all = (((pofdm_buf->pwdb_all) >> 1) & 0x7f) - 106;
8fc8598e
JC		 4354 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
4355
4356 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
4357 pstats->RxPower = precord_stats->RxPower = rx_pwr_all;
4358
14285c1f 4359 /* (3)EVM of HT rate */
204ecd39 4360 if (pdrvinfo->RxHT && pdrvinfo->RxRate >= DESC90_RATEMCS8 &&
8f896d61 4361 pdrvinfo->RxRate <= DESC90_RATEMCS15)
0063fdfb
RB		 4362 /* both spatial stream make sense */
4363 max_spatial_stream = 2;
8fc8598e 4364 else
0063fdfb
RB		 4365 /* only spatial stream 1 makes sense */
4366 max_spatial_stream = 1;
8fc8598e 4367
2716141c 4368 for (i = 0; i < max_spatial_stream; i++) {
8fc8598e 4369 tmp_rxevm = pofdm_buf->rxevm_X[i];
f352a9ee 4370 rx_evmX = (s8)(tmp_rxevm);
8fc8598e 4371
14285c1f
RB		 4372 /* Do not use shift operation like "rx_evmX >>= 1"
4373 * because the compiler of free build environment will
4374 * set the most significant bit to "zero" when doing
4375 * shifting operation which may change a negative value
4376 * to positive one, then the dbm value (which is
4377 * supposed to be negative) is not correct anymore.
4378 */
4379 rx_evmX /= 2; /* dbm */
8fc8598e
JC		 4380
4381 evm = rtl819x_evm_dbtopercentage(rx_evmX);
0063fdfb
RB		 4382 if (i == 0)
4383 /* Fill value in RFD, Get the first spatial
4384 * stream only
4385 */
069b3162
RB		 4386 pstats->SignalQuality =
4387 precord_stats->SignalQuality =
efdcb35a 4388 evm & 0xff;
069b3162
RB		 4389 pstats->RxMIMOSignalQuality[i] =
4390 precord_stats->RxMIMOSignalQuality[i] =
efdcb35a 4391 evm & 0xff;
8fc8598e
JC		 4392 }
4393
4394
4395 /* record rx statistics for debug */
4396 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
a4a987de 4397 prxsc = (struct phy_ofdm_rx_status_rxsc_sgien_exintfflag *)
069b3162 4398 &rxsc_sgien_exflg;
92e21616 4399 if (pdrvinfo->BW) /* 40M channel */
74a0266c 4400 priv->stats.received_bwtype[1 + prxsc->rxsc]++;
14285c1f 4401 else /* 20M channel */
8fc8598e
JC		 4402 priv->stats.received_bwtype[0]++;
4403 }
4404
14285c1f
RB		 4405 /* UI BSS List signal strength(in percentage), make it good looking,
4406 * from 0~100. It is assigned to the BSS List in
4407 * GetValueFromBeaconOrProbeRsp().
4408 */
2716141c 4409 if (is_cck_rate) {
069b3162
RB		 4410 pstats->SignalStrength =
4411 precord_stats->SignalStrength =
4412 (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));
2716141c 4413 } else {
14285c1f 4414 /* We can judge RX path number now. */
069b3162
RB		 4415 if (rf_rx_num != 0) {
4416 pstats->SignalStrength =
4417 precord_stats->SignalStrength =
4418 (u8)(rtl819x_signal_scale_mapping((long)(total_rssi /= rf_rx_num)));
4419 }
8fc8598e
JC		 4420 }
4421} /* QueryRxPhyStatus8190Pci */
4422
069b3162
RB		 4423static void rtl8192_record_rxdesc_forlateruse(
4424 struct ieee80211_rx_stats *psrc_stats,
4425 struct ieee80211_rx_stats *ptarget_stats)
8fc8598e
JC		 4426{
4427 ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
4428 ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
4429 ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
4430}
4431
4432
46326d26
TB		 4433static void TranslateRxSignalStuff819xUsb(struct sk_buff *skb,
4434 struct ieee80211_rx_stats *pstats,
4435 rx_drvinfo_819x_usb *pdrvinfo)
8fc8598e 4436{
14285c1f
RB		 4437 /* TODO: We must only check packet for current MAC address.
4438 * Not finish
4439 */
b54cc8d8 4440 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4441 struct net_device *dev = info->dev;
8fc8598e
JC		 4442 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4443 bool bpacket_match_bssid, bpacket_toself;
4b2faf80 4444 bool bPacketBeacon = false, bToSelfBA = false;
8fc8598e 4445 static struct ieee80211_rx_stats previous_stats;
14285c1f 4446 struct rtl_80211_hdr_3addr *hdr;
8f896d61 4447 u16 fc, type;
8fc8598e 4448
14285c1f 4449 /* Get Signal Quality for only RX data queue (but not command queue) */
8fc8598e 4450
9f7b8300 4451 u8 *tmp_buf;
8fc8598e
JC		 4452 u8 *praddr;
4453
4454 /* Get MAC frame start address. */
57c259fb 4455 tmp_buf = (u8 *)skb->data;
8fc8598e 4456
5c2918a5 4457 hdr = (struct rtl_80211_hdr_3addr *)tmp_buf;
8fc8598e
JC		 4458 fc = le16_to_cpu(hdr->frame_ctl);
4459 type = WLAN_FC_GET_TYPE(fc);
4460 praddr = hdr->addr1;
4461
589b3d06 4462 /* Check if the received packet is acceptable. */
9415b671 4463 bpacket_match_bssid = (type != IEEE80211_FTYPE_CTL) &&
15f6d3a4 4464 (eqMacAddr(priv->ieee80211->current_network.bssid, (fc & IEEE80211_FCTL_TODS) ? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 : hdr->addr3))
2060f31a 4465 && (!pstats->bHwError) && (!pstats->bCRC) && (!pstats->bICV);
069b3162
RB		 4466 bpacket_toself = bpacket_match_bssid &
4467 (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
8fc8598e 4468
8f896d61
XR		 4469 if (WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BEACON)
4470 bPacketBeacon = true;
4471 if (WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK) {
4472 if ((eqMacAddr(praddr, dev->dev_addr)))
4473 bToSelfBA = true;
4474 }
8fc8598e 4475
8fc8598e
JC		 4476
4477
34fc438a 4478 if (bpacket_match_bssid)
8fc8598e 4479 priv->stats.numpacket_matchbssid++;
2716141c 4480 if (bpacket_toself)
8fc8598e 4481 priv->stats.numpacket_toself++;
14285c1f
RB		 4482 /* Process PHY information for previous packet (RSSI/PWDB/EVM)
4483 * Because phy information is contained in the last packet of AMPDU
4484 * only, so driver should process phy information of previous packet
4485 */
8fc8598e 4486 rtl8192_process_phyinfo(priv, tmp_buf, &previous_stats, pstats);
069b3162
RB		 4487 rtl8192_query_rxphystatus(priv, pstats, pdrvinfo, &previous_stats,
4488 bpacket_match_bssid, bpacket_toself,
4489 bPacketBeacon, bToSelfBA);
8fc8598e 4490 rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
8fc8598e
JC		 4491}
4492
4493/**
8ec52525
DR		 4494 * Function: UpdateReceivedRateHistogramStatistics
4495 * Overview: Record the received data rate
4496 *
4497 * Input:
4498 * struct net_device *dev
4499 * struct ieee80211_rx_stats *stats
4500 *
4501 * Output:
4502 *
4503 * (priv->stats.ReceivedRateHistogram[] is updated)
4504 * Return:
4505 * None
4506 */
46326d26
TB		 4507static void
4508UpdateReceivedRateHistogramStatistics8190(struct net_device *dev,
4509 struct ieee80211_rx_stats *stats)
8fc8598e
JC		 4510{
4511 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
0063fdfb
RB		 4512 /* 0: Total, 1:OK, 2:CRC, 3:ICV */
4513 u32 rcvType = 1;
e406322b 4514 u32 rateIndex;
0063fdfb
RB		 4515 /* 1: short preamble/GI, 0: long preamble/GI */
4516 u32 preamble_guardinterval;
8fc8598e
JC		 4517
4518
34fc438a 4519 if (stats->bCRC)
8f896d61 4520 rcvType = 2;
34fc438a 4521 else if (stats->bICV)
8f896d61 4522 rcvType = 3;
8fc8598e 4523
34fc438a 4524 if (stats->bShortPreamble)
14285c1f 4525 preamble_guardinterval = 1; /* short */
e406322b 4526 else
14285c1f 4527 preamble_guardinterval = 0; /* long */
8fc8598e 4528
81669597 4529 switch (stats->rate) {
f2588483
GD		 4530 /* CCK rate */
4531 case MGN_1M:
4532 rateIndex = 0;
4533 break;
4534 case MGN_2M:
4535 rateIndex = 1;
4536 break;
4537 case MGN_5_5M:
4538 rateIndex = 2;
4539 break;
4540 case MGN_11M:
4541 rateIndex = 3;
4542 break;
4543 /* Legacy OFDM rate */
4544 case MGN_6M:
4545 rateIndex = 4;
4546 break;
4547 case MGN_9M:
4548 rateIndex = 5;
4549 break;
4550 case MGN_12M:
4551 rateIndex = 6;
4552 break;
4553 case MGN_18M:
4554 rateIndex = 7;
4555 break;
4556 case MGN_24M:
4557 rateIndex = 8;
4558 break;
4559 case MGN_36M:
4560 rateIndex = 9;
4561 break;
4562 case MGN_48M:
4563 rateIndex = 10;
4564 break;
4565 case MGN_54M:
4566 rateIndex = 11;
4567 break;
4568 /* 11n High throughput rate */
4569 case MGN_MCS0:
4570 rateIndex = 12;
4571 break;
4572 case MGN_MCS1:
4573 rateIndex = 13;
4574 break;
4575 case MGN_MCS2:
4576 rateIndex = 14;
4577 break;
4578 case MGN_MCS3:
4579 rateIndex = 15;
4580 break;
4581 case MGN_MCS4:
4582 rateIndex = 16;
4583 break;
4584 case MGN_MCS5:
4585 rateIndex = 17;
4586 break;
4587 case MGN_MCS6:
4588 rateIndex = 18;
4589 break;
4590 case MGN_MCS7:
4591 rateIndex = 19;
4592 break;
4593 case MGN_MCS8:
4594 rateIndex = 20;
4595 break;
4596 case MGN_MCS9:
4597 rateIndex = 21;
4598 break;
4599 case MGN_MCS10:
4600 rateIndex = 22;
4601 break;
4602 case MGN_MCS11:
4603 rateIndex = 23;
4604 break;
4605 case MGN_MCS12:
4606 rateIndex = 24;
4607 break;
4608 case MGN_MCS13:
4609 rateIndex = 25;
4610 break;
4611 case MGN_MCS14:
4612 rateIndex = 26;
4613 break;
4614 case MGN_MCS15:
4615 rateIndex = 27;
4616 break;
4617 default:
4618 rateIndex = 28;
4619 break;
8fc8598e 4620 }
8f896d61 4621 priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
14285c1f 4622 priv->stats.received_rate_histogram[0][rateIndex]++; /* total */
8f896d61 4623 priv->stats.received_rate_histogram[rcvType][rateIndex]++;
8fc8598e
JC		 4624}
4625
4626
46326d26
TB		 4627static void query_rxdesc_status(struct sk_buff *skb,
4628 struct ieee80211_rx_stats *stats,
4629 bool bIsRxAggrSubframe)
8fc8598e 4630{
b54cc8d8 4631 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4632 struct net_device *dev = info->dev;
8fc8598e 4633 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
8fc8598e
JC		 4634 rx_drvinfo_819x_usb *driver_info = NULL;
4635
14285c1f 4636 /* Get Rx Descriptor Information */
a49332eb 4637 rx_desc_819x_usb *desc = (rx_desc_819x_usb *)skb->data;
8fc8598e 4638
a49332eb
ASC		 4639 stats->Length = desc->Length;
4640 stats->RxDrvInfoSize = desc->RxDrvInfoSize;
4641 stats->RxBufShift = 0;
4642 stats->bICV = desc->ICV;
4643 stats->bCRC = desc->CRC32;
74a0266c 4644 stats->bHwError = stats->bCRC | stats->bICV;
a49332eb
ASC		 4645 /* RTL8190 set this bit to indicate that Hw does not decrypt packet */
4646 stats->Decrypted = !desc->SWDec;
8fc8598e 4647
f9bd549a
LB		 4648 if ((priv->ieee80211->pHTInfo->bCurrentHTSupport) &&
4649 (priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP))
8fc8598e 4650 stats->bHwError = false;
8fc8598e 4651 else
74a0266c 4652 stats->bHwError = stats->bCRC | stats->bICV;
8fc8598e 4653
34fc438a 4654 if (stats->Length < 24 || stats->Length > MAX_8192U_RX_SIZE)
8fc8598e 4655 stats->bHwError |= 1;
14285c1f
RB		 4656 /* Get Driver Info */
4657 /* TODO: Need to verify it on FGPA platform
4658 * Driver info are written to the RxBuffer following rx desc
4659 */
8fc8598e 4660 if (stats->RxDrvInfoSize != 0) {
069b3162
RB		 4661 driver_info = (rx_drvinfo_819x_usb *)(
4662 skb->data
4663 + sizeof(rx_desc_819x_usb)
4664 + stats->RxBufShift
4665 );
8fc8598e
JC		 4666 /* unit: 0.5M */
4667 /* TODO */
2716141c 4668 if (!stats->bHwError) {
8fc8598e 4669 u8 ret_rate;
7b25c24e 4670
069b3162
RB		 4671 ret_rate = HwRateToMRate90(driver_info->RxHT,
4672 driver_info->RxRate);
2716141c 4673 if (ret_rate == 0xff) {
14285c1f
RB		 4674 /* Abnormal Case: Receive CRC OK packet with Rx
4675 * descriptor indicating non supported rate.
4676 * Special Error Handling here
4677 */
8fc8598e
JC		 4678
4679 stats->bHwError = 1;
0063fdfb
RB		 4680 /* Set 1M rate by default */
4681 stats->rate = MGN_1M;
2716141c 4682 } else {
8fc8598e
JC		 4683 stats->rate = ret_rate;
4684 }
2716141c 4685 } else {
8fc8598e 4686 stats->rate = 0x02;
2716141c 4687 }
8fc8598e
JC		 4688
4689 stats->bShortPreamble = driver_info->SPLCP;
4690
4691
4692 UpdateReceivedRateHistogramStatistics8190(dev, stats);
4693
204ecd39 4694 stats->bIsAMPDU = (driver_info->PartAggr == 1);
069b3162
RB		 4695 stats->bFirstMPDU = (driver_info->PartAggr == 1) &&
4696 (driver_info->FirstAGGR == 1);
8fc8598e 4697 stats->TimeStampLow = driver_info->TSFL;
8fc8598e
JC		 4698
4699 UpdateRxPktTimeStamp8190(dev, stats);
4700
14285c1f 4701 /* Rx A-MPDU */
204ecd39 4702 if (driver_info->FirstAGGR == 1 || driver_info->PartAggr == 1)
069b3162
RB		 4703 RT_TRACE(COMP_RXDESC,
4704 "driver_info->FirstAGGR = %d, driver_info->PartAggr = %d\n",
8f896d61 4705 driver_info->FirstAGGR, driver_info->PartAggr);
8fc8598e
JC		 4706 }
4707
3ab31c7b 4708 skb_pull(skb, sizeof(rx_desc_819x_usb));
14285c1f 4709 /* Get Total offset of MPDU Frame Body */
34fc438a 4710 if ((stats->RxBufShift + stats->RxDrvInfoSize) > 0) {
8fc8598e 4711 stats->bShift = 1;
3ab31c7b 4712 skb_pull(skb, stats->RxBufShift + stats->RxDrvInfoSize);
8fc8598e
JC		 4713 }
4714
535f2e7d
RS		 4715 if (driver_info) {
4716 stats->RxIs40MHzPacket = driver_info->BW;
8fc8598e 4717 TranslateRxSignalStuff819xUsb(skb, stats, driver_info);
535f2e7d 4718 }
8fc8598e
JC		 4719}
4720
f4c6074a 4721static void rtl8192_rx_nomal(struct sk_buff *skb)
8fc8598e 4722{
b54cc8d8 4723 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
2d39b002 4724 struct net_device *dev = info->dev;
8fc8598e
JC		 4725 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4726 struct ieee80211_rx_stats stats = {
4727 .signal = 0,
f517f3bf 4728 .noise = 0x100 - 98,
8fc8598e 4729 .rate = 0,
8fc8598e
JC		 4730 .freq = IEEE80211_24GHZ_BAND,
4731 };
4732 u32 rx_pkt_len = 0;
5c2918a5 4733 struct rtl_80211_hdr_1addr *ieee80211_hdr = NULL;
8fc8598e 4734 bool unicast_packet = false;
8fc8598e
JC		 4735
4736 /* 20 is for ps-poll */
204ecd39 4737 if ((skb->len >= (20 + sizeof(rx_desc_819x_usb))) && (skb->len < RX_URB_SIZE)) {
8fc8598e
JC		 4738 /* first packet should not contain Rx aggregation header */
4739 query_rxdesc_status(skb, &stats, false);
4740 /* TODO */
4741 /* hardware related info */
589b3d06 4742 /* Process the MPDU received */
8fc8598e
JC		 4743 skb_trim(skb, skb->len - 4/*sCrcLng*/);
4744
4745 rx_pkt_len = skb->len;
5c2918a5 4746 ieee80211_hdr = (struct rtl_80211_hdr_1addr *)skb->data;
8fc8598e 4747 unicast_packet = false;
34fc438a 4748 if (is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
14285c1f 4749 /* TODO */
2716141c 4750 } else if (is_multicast_ether_addr(ieee80211_hdr->addr1)) {
14285c1f 4751 /* TODO */
972ff92f 4752 } else {
8fc8598e
JC		 4753 /* unicast packet */
4754 unicast_packet = true;
4755 }
4756
3ab31c7b 4757 if (!ieee80211_rx(priv->ieee80211, skb, &stats)) {
8fc8598e
JC		 4758 dev_kfree_skb_any(skb);
4759 } else {
4760 priv->stats.rxoktotal++;
2716141c 4761 if (unicast_packet)
8fc8598e 4762 priv->stats.rxbytesunicast += rx_pkt_len;
8fc8598e 4763 }
8fc8598e
JC		 4764 } else {
4765 priv->stats.rxurberr++;
d6bbce06 4766 netdev_dbg(dev, "actual_length: %d\n", skb->len);
8fc8598e
JC		 4767 dev_kfree_skb_any(skb);
4768 }
8fc8598e
JC		 4769}
4770
069b3162
RB		 4771static void rtl819xusb_process_received_packet(
4772 struct net_device *dev,
4773 struct ieee80211_rx_stats *pstats)
8fc8598e 4774{
9f7b8300 4775 u8 *frame;
2d39b002 4776 u16 frame_len = 0;
8fc8598e 4777 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 4778
14285c1f 4779 /* Get shifted bytes of Starting address of 802.11 header. */
8fc8598e
JC		 4780 pstats->virtual_address += get_rxpacket_shiftbytes_819xusb(pstats);
4781 frame = pstats->virtual_address;
4782 frame_len = pstats->packetlength;
14285c1f 4783#ifdef TODO /* about HCT */
34fc438a 4784 if (!Adapter->bInHctTest)
8fc8598e
JC		 4785 CountRxErrStatistics(Adapter, pRfd);
4786#endif
14285c1f 4787#ifdef ENABLE_PS /* for adding ps function in future */
8f896d61 4788 RT_RF_POWER_STATE rtState;
14285c1f
RB		 4789 /* When RF is off, we should not count the packet for hw/sw synchronize
4790 * reason, ie. there may be a duration while sw switch is changed and
4791 * hw switch is being changed.
4792 */
069b3162
RB		 4793 Adapter->HalFunc.GetHwRegHandler(Adapter, HW_VAR_RF_STATE,
4794 (u8 *)(&rtState));
8f896d61
XR		 4795 if (rtState == eRfOff)
4796 return;
4797#endif
8fc8598e
JC		 4798 priv->stats.rxframgment++;
4799
8fc8598e
JC		 4800#ifdef TODO
4801 RmMonitorSignalStrength(Adapter, pRfd);
4802#endif
14285c1f 4803 /* We have to release RFD and return if rx pkt is cmd pkt. */
8fc8598e 4804 if (rtl819xusb_rx_command_packet(dev, pstats))
8fc8598e 4805 return;
8fc8598e
JC		 4806
4807#ifdef SW_CRC_CHECK
4808 SwCrcCheck();
4809#endif
4810
4811
4812}
4813
46326d26
TB		 4814static void query_rx_cmdpkt_desc_status(struct sk_buff *skb,
4815 struct ieee80211_rx_stats *stats)
8fc8598e 4816{
8fc8598e 4817 rx_desc_819x_usb *desc = (rx_desc_819x_usb *)skb->data;
8fc8598e 4818
14285c1f 4819 /* Get Rx Descriptor Information */
9f7b8300 4820 stats->virtual_address = (u8 *)skb->data;
8fc8598e
JC		 4821 stats->Length = desc->Length;
4822 stats->RxDrvInfoSize = 0;
4823 stats->RxBufShift = 0;
74a0266c 4824 stats->packetlength = stats->Length - scrclng;
8fc8598e
JC		 4825 stats->fraglength = stats->packetlength;
4826 stats->fragoffset = 0;
4827 stats->ntotalfrag = 1;
4828}
4829
4830
f4c6074a 4831static void rtl8192_rx_cmd(struct sk_buff *skb)
8fc8598e
JC		 4832{
4833 struct rtl8192_rx_info *info = (struct rtl8192_rx_info *)skb->cb;
4834 struct net_device *dev = info->dev;
8fc8598e
JC		 4835 /* TODO */
4836 struct ieee80211_rx_stats stats = {
4837 .signal = 0,
f517f3bf 4838 .noise = 0x100 - 98,
8fc8598e 4839 .rate = 0,
8fc8598e
JC		 4840 .freq = IEEE80211_24GHZ_BAND,
4841 };
4842
2716141c 4843 if ((skb->len >= (20 + sizeof(rx_desc_819x_usb))) && (skb->len < RX_URB_SIZE)) {
3ab31c7b 4844 query_rx_cmdpkt_desc_status(skb, &stats);
14285c1f 4845 /* prfd->queue_id = 1; */
8fc8598e 4846
14285c1f 4847 /* Process the command packet received. */
8fc8598e 4848
3ab31c7b 4849 rtl819xusb_process_received_packet(dev, &stats);
8fc8598e
JC		 4850
4851 dev_kfree_skb_any(skb);
4852 }
8fc8598e
JC		 4853}
4854
bdc01d57 4855static void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
8fc8598e 4856{
e406322b 4857 struct sk_buff *skb;
8fc8598e
JC		 4858 struct rtl8192_rx_info *info;
4859
e406322b 4860 while (NULL != (skb = skb_dequeue(&priv->skb_queue))) {
8fc8598e 4861 info = (struct rtl8192_rx_info *)skb->cb;
e406322b 4862 switch (info->out_pipe) {
8fc8598e 4863 /* Nomal packet pipe */
24fbe875 4864 case 3:
24fbe875
SH		 4865 priv->IrpPendingCount--;
4866 rtl8192_rx_nomal(skb);
4867 break;
8fc8598e 4868
8f896d61 4869 /* Command packet pipe */
24fbe875 4870 case 9:
f0a60a14 4871 RT_TRACE(COMP_RECV, "command in-pipe index(%d)\n",
8f896d61 4872 info->out_pipe);
8fc8598e 4873
24fbe875
SH		 4874 rtl8192_rx_cmd(skb);
4875 break;
8fc8598e 4876
24fbe875 4877 default: /* should never get here! */
f0a60a14 4878 RT_TRACE(COMP_ERR, "Unknown in-pipe index(%d)\n",
8f896d61 4879 info->out_pipe);
24fbe875
SH		 4880 dev_kfree_skb(skb);
4881 break;
8fc8598e 4882 }
e406322b 4883 }
8fc8598e
JC		 4884}
4885
f61fb935
MCC		 4886static const struct net_device_ops rtl8192_netdev_ops = {
4887 .ndo_open = rtl8192_open,
4888 .ndo_stop = rtl8192_close,
4889 .ndo_get_stats = rtl8192_stats,
4890 .ndo_tx_timeout = tx_timeout,
4891 .ndo_do_ioctl = rtl8192_ioctl,
afc4b13d 4892 .ndo_set_rx_mode = r8192_set_multicast,
f61fb935
MCC		 4893 .ndo_set_mac_address = r8192_set_mac_adr,
4894 .ndo_validate_addr = eth_validate_addr,
f61fb935
MCC		 4895 .ndo_start_xmit = ieee80211_xmit,
4896};
8fc8598e
JC		 4897
4898
4899/****************************************************************************
8ec52525
DR		 4900 * ---------------------------- USB_STUFF---------------------------
4901 *****************************************************************************/
8fc8598e 4902
2579452a 4903static int rtl8192_usb_probe(struct usb_interface *intf,
8f896d61 4904 const struct usb_device_id *id)
8fc8598e 4905{
8fc8598e 4906 struct net_device *dev = NULL;
2d39b002 4907 struct r8192_priv *priv = NULL;
8fc8598e 4908 struct usb_device *udev = interface_to_usbdev(intf);
2fac6c29 4909 int ret;
7b25c24e 4910
e406322b 4911 RT_TRACE(COMP_INIT, "Oops: i'm coming\n");
8fc8598e
JC		 4912
4913 dev = alloc_ieee80211(sizeof(struct r8192_priv));
b8a99fb5 4914 if (!dev)
2fac6c29 4915 return -ENOMEM;
8fc8598e 4916
8fc8598e
JC		 4917 usb_set_intfdata(intf, dev);
4918 SET_NETDEV_DEV(dev, &intf->dev);
8fc8598e 4919 priv = ieee80211_priv(dev);
8fc8598e 4920 priv->ieee80211 = netdev_priv(dev);
2d39b002 4921 priv->udev = udev;
8fc8598e 4922
e406322b 4923 dev->netdev_ops = &rtl8192_netdev_ops;
8fc8598e 4924
efdcb35a 4925 dev->wireless_handlers = &r8192_wx_handlers_def;
e6c1ef6c 4926
2d39b002 4927 dev->type = ARPHRD_ETHER;
8fc8598e 4928
74a0266c 4929 dev->watchdog_timeo = HZ * 3;
8fc8598e 4930
2716141c 4931 if (dev_alloc_name(dev, ifname) < 0) {
069b3162
RB		 4932 RT_TRACE(COMP_INIT,
4933 "Oops: devname already taken! Trying wlan%%d...\n");
8fc8598e
JC		 4934 ifname = "wlan%d";
4935 dev_alloc_name(dev, ifname);
e406322b 4936 }
8fc8598e
JC		 4937
4938 RT_TRACE(COMP_INIT, "Driver probe completed1\n");
2716141c 4939 if (rtl8192_init(dev) != 0) {
8fc8598e 4940 RT_TRACE(COMP_ERR, "Initialization failed");
2fac6c29 4941 ret = -ENODEV;
8fc8598e
JC		 4942 goto fail;
4943 }
8fc8598e
JC		 4944 netif_carrier_off(dev);
4945 netif_stop_queue(dev);
4946
2fac6c29
VK		 4947 ret = register_netdev(dev);
4948 if (ret)
4949 goto fail2;
4950
3ab31c7b 4951 RT_TRACE(COMP_INIT, "dev name=======> %s\n", dev->name);
8fc8598e
JC		 4952 rtl8192_proc_init_one(dev);
4953
4954
4955 RT_TRACE(COMP_INIT, "Driver probe completed\n");
8fc8598e 4956 return 0;
8fc8598e 4957
2fac6c29
VK		 4958fail2:
4959 rtl8192_down(dev);
6e6c6dee 4960fail:
e72714fb
IM		 4961 kfree(priv->pFirmware);
4962 priv->pFirmware = NULL;
2fac6c29 4963 rtl8192_usb_deleteendpoints(dev);
23cb746b 4964 msleep(10);
8fc8598e
JC		 4965 free_ieee80211(dev);
4966
4967 RT_TRACE(COMP_ERR, "wlan driver load failed\n");
2fac6c29 4968 return ret;
8fc8598e
JC		 4969}
4970
0063fdfb
RB		 4971/* detach all the work and timer structure declared or inititialize
4972 * in r8192U_init function.
4973 */
bdc01d57 4974static void rtl8192_cancel_deferred_work(struct r8192_priv *priv)
8fc8598e 4975{
8fc8598e
JC		 4976 cancel_work_sync(&priv->reset_wq);
4977 cancel_delayed_work(&priv->watch_dog_wq);
4978 cancel_delayed_work(&priv->update_beacon_wq);
4979 cancel_work_sync(&priv->qos_activate);
8fc8598e
JC		 4980}
4981
4982
a4a557e3 4983static void rtl8192_usb_disconnect(struct usb_interface *intf)
8fc8598e 4984{
8fc8598e 4985 struct net_device *dev = usb_get_intfdata(intf);
8fc8598e 4986 struct r8192_priv *priv = ieee80211_priv(dev);
8fc8598e 4987
7b25c24e 4988 if (dev) {
8fc8598e
JC		 4989 unregister_netdev(dev);
4990
069b3162
RB		 4991 RT_TRACE(COMP_DOWN,
4992 "=============>wlan driver to be removed\n");
8fc8598e
JC		 4993 rtl8192_proc_remove_one(dev);
4994
8f896d61 4995 rtl8192_down(dev);
e72714fb
IM		 4996 kfree(priv->pFirmware);
4997 priv->pFirmware = NULL;
8fc8598e 4998 rtl8192_usb_deleteendpoints(dev);
6c93c63a 4999 usleep_range(10000, 11000);
8fc8598e
JC		 5000 }
5001 free_ieee80211(dev);
5002 RT_TRACE(COMP_DOWN, "wlan driver removed\n");
5003}
5004
8fc8598e
JC		 5005static int __init rtl8192_usb_module_init(void)
5006{
e406322b 5007 int ret;
f61fb935
MCC		 5008
5009#ifdef CONFIG_IEEE80211_DEBUG
e406322b
MCC		 5010 ret = ieee80211_debug_init();
5011 if (ret) {
d6bbce06 5012 pr_err("ieee80211_debug_init() failed %d\n", ret);
e406322b
MCC		 5013 return ret;
5014 }
f61fb935 5015#endif
e406322b
MCC		 5016 ret = ieee80211_crypto_init();
5017 if (ret) {
d6bbce06 5018 pr_err("ieee80211_crypto_init() failed %d\n", ret);
e406322b
MCC		 5019 return ret;
5020 }
f61fb935 5021
e406322b
MCC		 5022 ret = ieee80211_crypto_tkip_init();
5023 if (ret) {
d6bbce06 5024 pr_err("ieee80211_crypto_tkip_init() failed %d\n", ret);
e406322b
MCC		 5025 return ret;
5026 }
f61fb935 5027
e406322b
MCC		 5028 ret = ieee80211_crypto_ccmp_init();
5029 if (ret) {
d6bbce06 5030 pr_err("ieee80211_crypto_ccmp_init() failed %d\n", ret);
e406322b
MCC		 5031 return ret;
5032 }
f61fb935 5033
e406322b
MCC		 5034 ret = ieee80211_crypto_wep_init();
5035 if (ret) {
d6bbce06 5036 pr_err("ieee80211_crypto_wep_init() failed %d\n", ret);
e406322b
MCC		 5037 return ret;
5038 }
f61fb935 5039
d6bbce06
XR		 5040 pr_info("\nLinux kernel driver for RTL8192 based WLAN cards\n");
5041 pr_info("Copyright (c) 2007-2008, Realsil Wlan\n");
8fc8598e
JC		 5042 RT_TRACE(COMP_INIT, "Initializing module");
5043 RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
5044 rtl8192_proc_module_init();
5045 return usb_register(&rtl8192_usb_driver);
5046}
5047
5048
5049static void __exit rtl8192_usb_module_exit(void)
5050{
5051 usb_deregister(&rtl8192_usb_driver);
5052
5053 RT_TRACE(COMP_DOWN, "Exiting");
8fc8598e
JC		 5054}
5055
8fc8598e
JC		 5056void EnableHWSecurityConfig8192(struct net_device *dev)
5057{
e406322b 5058 u8 SECR_value = 0x0;
8fc8598e 5059 struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
8f896d61 5060 struct ieee80211_device *ieee = priv->ieee80211;
7b25c24e 5061
8fc8598e 5062 SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
9415b671 5063 if (((ieee->pairwise_key_type == KEY_TYPE_WEP40) || (ieee->pairwise_key_type == KEY_TYPE_WEP104)) && (priv->ieee80211->auth_mode != 2)) {
8fc8598e
JC		 5064 SECR_value |= SCR_RxUseDK;
5065 SECR_value |= SCR_TxUseDK;
2716141c 5066 } else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP))) {
8fc8598e
JC		 5067 SECR_value |= SCR_RxUseDK;
5068 SECR_value |= SCR_TxUseDK;
5069 }
14285c1f
RB		 5070 /* add HWSec active enable here.
5071 * default using hwsec. when peer AP is in N mode only and
5072 * pairwise_key_type is none_aes(which HT_IOT_ACT_PURE_N_MODE indicates
5073 * it), use software security. when peer AP is in b,g,n mode mixed and
5074 * pairwise_key_type is none_aes, use g mode hw security.
5075 */
8fc8598e
JC		 5076
5077 ieee->hwsec_active = 1;
5078
0063fdfb
RB		 5079 /* add hwsec_support flag to totol control hw_sec on/off */
5080 if ((ieee->pHTInfo->IOTAction & HT_IOT_ACT_PURE_N_MODE) || !hwwep) {
8fc8598e
JC		 5081 ieee->hwsec_active = 0;
5082 SECR_value &= ~SCR_RxDecEnable;
5083 }
069b3162
RB		 5084 RT_TRACE(COMP_SEC, "%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n",
5085 __func__, ieee->hwsec_active, ieee->pairwise_key_type,
5086 SECR_value);
8f896d61 5087 write_nic_byte(dev, SECR, SECR_value);
8fc8598e
JC		 5088}
5089
5090
70bdf8a2
XR		 5091void setKey(struct net_device *dev, u8 EntryNo, u8 KeyIndex, u16 KeyType,
5092 u8 *MacAddr, u8 DefaultKey, u32 *KeyContent)
8fc8598e
JC		 5093{
5094 u32 TargetCommand = 0;
5095 u32 TargetContent = 0;
5096 u16 usConfig = 0;
5097 u8 i;
7b25c24e 5098
8fc8598e
JC		 5099 if (EntryNo >= TOTAL_CAM_ENTRY)
5100 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
5101
069b3162
RB		 5102 RT_TRACE(COMP_SEC,
5103 "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr%pM\n",
5104 dev, EntryNo, KeyIndex, KeyType, MacAddr);
8fc8598e
JC		 5105
5106 if (DefaultKey)
56b3152e 5107 usConfig |= BIT(15) | (KeyType << 2);
8fc8598e 5108 else
56b3152e 5109 usConfig |= BIT(15) | (KeyType << 2) | KeyIndex;
8fc8598e
JC		 5110
5111
2716141c 5112 for (i = 0; i < CAM_CONTENT_COUNT; i++) {
74a0266c 5113 TargetCommand = i + CAM_CONTENT_COUNT * EntryNo;
56b3152e 5114 TargetCommand |= BIT(31) | BIT(16);
8fc8598e 5115
81669597 5116 if (i == 0) { /* MAC|Config */
74a0266c
RB		 5117 TargetContent = (u32)(*(MacAddr + 0)) << 16 |
5118 (u32)(*(MacAddr + 1)) << 24 |
8fc8598e
JC		 5119 (u32)usConfig;
5120
5121 write_nic_dword(dev, WCAMI, TargetContent);
5122 write_nic_dword(dev, RWCAM, TargetCommand);
81669597 5123 } else if (i == 1) { /* MAC */
74a0266c
RB		 5124 TargetContent = (u32)(*(MacAddr + 2)) |
5125 (u32)(*(MacAddr + 3)) << 8 |
5126 (u32)(*(MacAddr + 4)) << 16 |
5127 (u32)(*(MacAddr + 5)) << 24;
8fc8598e
JC		 5128 write_nic_dword(dev, WCAMI, TargetContent);
5129 write_nic_dword(dev, RWCAM, TargetCommand);
2716141c 5130 } else {
14285c1f 5131 /* Key Material */
b8a99fb5 5132 if (KeyContent) {
efdcb35a
BG		 5133 write_nic_dword(dev, WCAMI,
5134 *(KeyContent + i - 2));
8f896d61 5135 write_nic_dword(dev, RWCAM, TargetCommand);
2716141c 5136 }
8fc8598e
JC		 5137 }
5138 }
8fc8598e
JC		 5139}
5140
5141/***************************************************************************
8ec52525
DR		 5142 * ------------------- module init / exit stubs ----------------
5143 ****************************************************************************/
8fc8598e
JC		 5144module_init(rtl8192_usb_module_init);
5145module_exit(rtl8192_usb_module_exit);
Linux 6.x block layer and io_uring tree(s)