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