1 // SPDX-License-Identifier: GPL-2.0
2 /*++
3 * Copyright-c Realtek Semiconductor Corp. All rights reserved.
4 *
5 * Module Name:
6 * r8192U_dm.c
7 *
8 * Abstract:
9 * HW dynamic mechanism.
10 *--
11 */
12 #include "r8192U.h"
13 #include "r8192U_dm.h"
14 #include "r8192U_hw.h"
15 #include "r819xU_phy.h"
16 #include "r819xU_phyreg.h"
17 #include "r8190_rtl8256.h"
18 #include "r819xU_cmdpkt.h"
19 /*---------------------------Define Local Constant---------------------------*/
20 /* Indicate different AP vendor for IOT issue. */
21 static u32 edca_setting_DL[HT_IOT_PEER_MAX] = {
22 0x5e4322, 0x5e4322, 0x5e4322, 0x604322, 0x00a44f, 0x5ea44f
23 };
24
25 static u32 edca_setting_UL[HT_IOT_PEER_MAX] = {
26 0x5e4322, 0x00a44f, 0x5e4322, 0x604322, 0x5ea44f, 0x5ea44f
27 };
28
29 #define RTK_UL_EDCA 0xa44f
30 #define RTK_DL_EDCA 0x5e4322
31 /*---------------------------Define Local Constant---------------------------*/
32
33
34 /*------------------------Define global variable-----------------------------*/
35 /* Debug variable ? */
36 struct dig dm_digtable;
37 /* Store current software write register content for MAC PHY. */
38 u8 dm_shadow[16][256] = { {0} };
39 /* For Dynamic Rx Path Selection by Signal Strength */
40 static struct dynamic_rx_path_sel DM_RxPathSelTable;
41
42 extern void dm_check_fsync(struct net_device *dev);
43
44 /* DM --> Rate Adaptive */
45 static void dm_check_rate_adaptive(struct net_device *dev);
46
47 /* DM --> Bandwidth switch */
48 static void dm_init_bandwidth_autoswitch(struct net_device *dev);
49 static void dm_bandwidth_autoswitch(struct net_device *dev);
50
51 /* DM --> TX power control */
52 static void dm_check_txpower_tracking(struct net_device *dev);
53
54 /* DM --> Dynamic Init Gain by RSSI */
55 static void dm_dig_init(struct net_device *dev);
56 static void dm_ctrl_initgain_byrssi(struct net_device *dev);
57 static void dm_ctrl_initgain_byrssi_highpwr(struct net_device *dev);
58 static void dm_ctrl_initgain_byrssi_by_driverrssi(struct net_device *dev);
59 static void dm_ctrl_initgain_byrssi_by_fwfalse_alarm(struct net_device *dev);
60 static void dm_initial_gain(struct net_device *dev);
61 static void dm_pd_th(struct net_device *dev);
62 static void dm_cs_ratio(struct net_device *dev);
63
64 static void dm_init_ctstoself(struct net_device *dev);
65 /* DM --> EDCA turbo mode control */
66 static void dm_check_edca_turbo(struct net_device *dev);
67
68 /* DM --> Check PBC */
69 static void dm_check_pbc_gpio(struct net_device *dev);
70
71 /* DM --> Check current RX RF path state */
72 static void dm_check_rx_path_selection(struct net_device *dev);
73 static void dm_init_rxpath_selection(struct net_device *dev);
74 static void dm_rxpath_sel_byrssi(struct net_device *dev);
75
76 /* DM --> Fsync for broadcom ap */
77 static void dm_init_fsync(struct net_device *dev);
78 static void dm_deInit_fsync(struct net_device *dev);
79
80 /* Added by vivi, 20080522 */
81 static void dm_check_txrateandretrycount(struct net_device *dev);
82
83 /*---------------------Define local function prototype-----------------------*/
84
85 /*---------------------Define of Tx Power Control For Near/Far Range --------*/ /*Add by Jacken 2008/02/18 */
86 static void dm_init_dynamic_txpower(struct net_device *dev);
87 static void dm_dynamic_txpower(struct net_device *dev);
88
89 /* DM --> For rate adaptive and DIG, we must send RSSI to firmware */
90 static void dm_send_rssi_tofw(struct net_device *dev);
91 static void dm_ctstoself(struct net_device *dev);
92 /*---------------------------Define function prototype------------------------*/
93 /* ================================================================================
94 * HW Dynamic mechanism interface.
95 * ================================================================================
96 *
97 *
98 * Description:
99 * Prepare SW resource for HW dynamic mechanism.
100 *
101 * Assumption:
102 * This function is only invoked at driver initialization once.
103 */
init_hal_dm(struct net_device * dev)104 void init_hal_dm(struct net_device *dev)
105 {
106 struct r8192_priv *priv = ieee80211_priv(dev);
107
108 /* Undecorated Smoothed Signal Strength, it can utilized to dynamic mechanism. */
109 priv->undecorated_smoothed_pwdb = -1;
110
111 /* Initial TX Power Control for near/far range , add by amy 2008/05/15, porting from windows code. */
112 dm_init_dynamic_txpower(dev);
113 init_rate_adaptive(dev);
114 dm_dig_init(dev);
115 dm_init_edca_turbo(dev);
116 dm_init_bandwidth_autoswitch(dev);
117 dm_init_fsync(dev);
118 dm_init_rxpath_selection(dev);
119 dm_init_ctstoself(dev);
120
121 } /* InitHalDm */
122
deinit_hal_dm(struct net_device * dev)123 void deinit_hal_dm(struct net_device *dev)
124 {
125 dm_deInit_fsync(dev);
126 }
127
128 #ifdef USB_RX_AGGREGATION_SUPPORT
dm_CheckRxAggregation(struct net_device * dev)129 void dm_CheckRxAggregation(struct net_device *dev)
130 {
131 struct r8192_priv *priv = ieee80211_priv(dev);
132 PRT_HIGH_THROUGHPUT pHTInfo = priv->ieee80211->pHTInfo;
133 static unsigned long lastTxOkCnt;
134 static unsigned long lastRxOkCnt;
135 unsigned long curTxOkCnt = 0;
136 unsigned long curRxOkCnt = 0;
137
138 curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt;
139 curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt;
140
141 if ((curTxOkCnt + curRxOkCnt) < 15000000)
142 return;
143
144 if (curTxOkCnt > 4*curRxOkCnt) {
145 if (priv->bCurrentRxAggrEnable) {
146 write_nic_dword(dev, 0x1a8, 0);
147 priv->bCurrentRxAggrEnable = false;
148 }
149 } else {
150 if (!priv->bCurrentRxAggrEnable && !pHTInfo->bCurrentRT2RTAggregation) {
151 u32 ulValue;
152
153 ulValue = (pHTInfo->UsbRxFwAggrEn<<24) | (pHTInfo->UsbRxFwAggrPageNum<<16) |
154 (pHTInfo->UsbRxFwAggrPacketNum<<8) | (pHTInfo->UsbRxFwAggrTimeout);
155 /* If usb rx firmware aggregation is enabled,
156 * when anyone of three threshold conditions above is reached,
157 * firmware will send aggregated packet to driver.
158 */
159 write_nic_dword(dev, 0x1a8, ulValue);
160 priv->bCurrentRxAggrEnable = true;
161 }
162 }
163
164 lastTxOkCnt = priv->stats.txbytesunicast;
165 lastRxOkCnt = priv->stats.rxbytesunicast;
166 } /* dm_CheckEdcaTurbo */
167 #endif
168
hal_dm_watchdog(struct net_device * dev)169 void hal_dm_watchdog(struct net_device *dev)
170 {
171 /*Add by amy 2008/05/15 ,porting from windows code.*/
172 dm_check_rate_adaptive(dev);
173 dm_dynamic_txpower(dev);
174 dm_check_txrateandretrycount(dev);
175 dm_check_txpower_tracking(dev);
176 dm_ctrl_initgain_byrssi(dev);
177 dm_check_edca_turbo(dev);
178 dm_bandwidth_autoswitch(dev);
179 dm_check_rx_path_selection(dev);
180 dm_check_fsync(dev);
181
182 /* Add by amy 2008-05-15 porting from windows code. */
183 dm_check_pbc_gpio(dev);
184 dm_send_rssi_tofw(dev);
185 dm_ctstoself(dev);
186 #ifdef USB_RX_AGGREGATION_SUPPORT
187 dm_CheckRxAggregation(dev);
188 #endif
189 } /* HalDmWatchDog */
190
191 /* Decide Rate Adaptive Set according to distance (signal strength)
192 * 01/11/2008 MHC Modify input arguments and RATR table level.
193 * 01/16/2008 MHC RF_Type is assigned in ReadAdapterInfo(). We must call
194 * the function after making sure RF_Type.
195 */
init_rate_adaptive(struct net_device * dev)196 void init_rate_adaptive(struct net_device *dev)
197 {
198 struct r8192_priv *priv = ieee80211_priv(dev);
199 prate_adaptive pra = (prate_adaptive)&priv->rate_adaptive;
200
201 pra->ratr_state = DM_RATR_STA_MAX;
202 pra->high2low_rssi_thresh_for_ra = RATE_ADAPTIVE_TH_HIGH;
203 pra->low2high_rssi_thresh_for_ra20M = RATE_ADAPTIVE_TH_LOW_20M + 5;
204 pra->low2high_rssi_thresh_for_ra40M = RATE_ADAPTIVE_TH_LOW_40M + 5;
205
206 pra->high_rssi_thresh_for_ra = RATE_ADAPTIVE_TH_HIGH + 5;
207 pra->low_rssi_thresh_for_ra20M = RATE_ADAPTIVE_TH_LOW_20M;
208 pra->low_rssi_thresh_for_ra40M = RATE_ADAPTIVE_TH_LOW_40M;
209
210 if (priv->CustomerID == RT_CID_819x_Netcore)
211 pra->ping_rssi_enable = 1;
212 else
213 pra->ping_rssi_enable = 0;
214 pra->ping_rssi_thresh_for_ra = 15;
215
216 if (priv->rf_type == RF_2T4R) {
217 /* 07/10/08 MH Modify for RA smooth scheme.
218 * 2008/01/11 MH Modify 2T RATR table for different RSSI. 080515 porting by amy from windows code.
219 */
220 pra->upper_rssi_threshold_ratr = 0x8f0f0000;
221 pra->middle_rssi_threshold_ratr = 0x8f0ff000;
222 pra->low_rssi_threshold_ratr = 0x8f0ff001;
223 pra->low_rssi_threshold_ratr_40M = 0x8f0ff005;
224 pra->low_rssi_threshold_ratr_20M = 0x8f0ff001;
225 pra->ping_rssi_ratr = 0x0000000d;/* cosa add for test */
226 } else if (priv->rf_type == RF_1T2R) {
227 pra->upper_rssi_threshold_ratr = 0x000f0000;
228 pra->middle_rssi_threshold_ratr = 0x000ff000;
229 pra->low_rssi_threshold_ratr = 0x000ff001;
230 pra->low_rssi_threshold_ratr_40M = 0x000ff005;
231 pra->low_rssi_threshold_ratr_20M = 0x000ff001;
232 pra->ping_rssi_ratr = 0x0000000d;/* cosa add for test */
233 }
234
235 } /* InitRateAdaptive */
236
237 /*-----------------------------------------------------------------------------
238 * Function: dm_check_rate_adaptive()
239 *
240 * Overview:
241 *
242 * Input: NONE
243 *
244 * Output: NONE
245 *
246 * Return: NONE
247 *---------------------------------------------------------------------------
248 */
dm_check_rate_adaptive(struct net_device * dev)249 static void dm_check_rate_adaptive(struct net_device *dev)
250 {
251 struct r8192_priv *priv = ieee80211_priv(dev);
252 PRT_HIGH_THROUGHPUT pHTInfo = priv->ieee80211->pHTInfo;
253 prate_adaptive pra = (prate_adaptive)&priv->rate_adaptive;
254 u32 currentRATR, targetRATR = 0;
255 u32 LowRSSIThreshForRA = 0, HighRSSIThreshForRA = 0;
256 bool bshort_gi_enabled = false;
257 static u8 ping_rssi_state;
258
259 if (!priv->up) {
260 RT_TRACE(COMP_RATE, "<---- dm_check_rate_adaptive(): driver is going to unload\n");
261 return;
262 }
263
264 if (pra->rate_adaptive_disabled) /* this variable is set by ioctl. */
265 return;
266
267 /* TODO: Only 11n mode is implemented currently, */
268 if (!(priv->ieee80211->mode == WIRELESS_MODE_N_24G ||
269 priv->ieee80211->mode == WIRELESS_MODE_N_5G))
270 return;
271
272 if (priv->ieee80211->state == IEEE80211_LINKED) {
273
274 /* Check whether Short GI is enabled */
275 bshort_gi_enabled = (pHTInfo->bCurTxBW40MHz && pHTInfo->bCurShortGI40MHz) ||
276 (!pHTInfo->bCurTxBW40MHz && pHTInfo->bCurShortGI20MHz);
277
278 pra->upper_rssi_threshold_ratr =
279 (pra->upper_rssi_threshold_ratr & (~BIT(31))) |
280 ((bshort_gi_enabled) ? BIT(31) : 0);
281
282 pra->middle_rssi_threshold_ratr =
283 (pra->middle_rssi_threshold_ratr & (~BIT(31))) |
284 ((bshort_gi_enabled) ? BIT(31) : 0);
285
286 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
287 pra->low_rssi_threshold_ratr =
288 (pra->low_rssi_threshold_ratr_40M & (~BIT(31))) |
289 ((bshort_gi_enabled) ? BIT(31) : 0);
290 } else {
291 pra->low_rssi_threshold_ratr =
292 (pra->low_rssi_threshold_ratr_20M & (~BIT(31))) |
293 ((bshort_gi_enabled) ? BIT(31) : 0);
294 }
295 /* cosa add for test */
296 pra->ping_rssi_ratr =
297 (pra->ping_rssi_ratr & (~BIT(31))) |
298 ((bshort_gi_enabled) ? BIT(31) : 0);
299
300 /* 2007/10/08 MH We support RA smooth scheme now. When it is the first
301 * time to link with AP. We will not change upper/lower threshold. If
302 * STA stay in high or low level, we must change two different threshold
303 * to prevent jumping frequently.
304 */
305 if (pra->ratr_state == DM_RATR_STA_HIGH) {
306 HighRSSIThreshForRA = pra->high2low_rssi_thresh_for_ra;
307 LowRSSIThreshForRA = (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) ?
308 (pra->low_rssi_thresh_for_ra40M):(pra->low_rssi_thresh_for_ra20M);
309 } else if (pra->ratr_state == DM_RATR_STA_LOW) {
310 HighRSSIThreshForRA = pra->high_rssi_thresh_for_ra;
311 LowRSSIThreshForRA = (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) ?
312 (pra->low2high_rssi_thresh_for_ra40M):(pra->low2high_rssi_thresh_for_ra20M);
313 } else {
314 HighRSSIThreshForRA = pra->high_rssi_thresh_for_ra;
315 LowRSSIThreshForRA = (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) ?
316 (pra->low_rssi_thresh_for_ra40M):(pra->low_rssi_thresh_for_ra20M);
317 }
318
319 if (priv->undecorated_smoothed_pwdb >= (long)HighRSSIThreshForRA) {
320 pra->ratr_state = DM_RATR_STA_HIGH;
321 targetRATR = pra->upper_rssi_threshold_ratr;
322 } else if (priv->undecorated_smoothed_pwdb >= (long)LowRSSIThreshForRA) {
323 pra->ratr_state = DM_RATR_STA_MIDDLE;
324 targetRATR = pra->middle_rssi_threshold_ratr;
325 } else {
326 pra->ratr_state = DM_RATR_STA_LOW;
327 targetRATR = pra->low_rssi_threshold_ratr;
328 }
329
330 /* cosa add for test */
331 if (pra->ping_rssi_enable) {
332 if (priv->undecorated_smoothed_pwdb < (long)(pra->ping_rssi_thresh_for_ra+5)) {
333 if ((priv->undecorated_smoothed_pwdb < (long)pra->ping_rssi_thresh_for_ra) ||
334 ping_rssi_state) {
335 pra->ratr_state = DM_RATR_STA_LOW;
336 targetRATR = pra->ping_rssi_ratr;
337 ping_rssi_state = 1;
338 }
339 } else {
340 ping_rssi_state = 0;
341 }
342 }
343
344 /* 2008.04.01
345 * For RTL819X, if pairwisekey = wep/tkip, we support only MCS0~7.
346 */
347 if (priv->ieee80211->GetHalfNmodeSupportByAPsHandler(dev))
348 targetRATR &= 0xf00fffff;
349
350 /* Check whether updating of RATR0 is required */
351 read_nic_dword(dev, RATR0, ¤tRATR);
352 if (targetRATR != currentRATR) {
353 u32 ratr_value;
354
355 ratr_value = targetRATR;
356 RT_TRACE(COMP_RATE, "currentRATR = %x, targetRATR = %x\n", currentRATR, targetRATR);
357 if (priv->rf_type == RF_1T2R)
358 ratr_value &= ~(RATE_ALL_OFDM_2SS);
359 write_nic_dword(dev, RATR0, ratr_value);
360 write_nic_byte(dev, UFWP, 1);
361
362 pra->last_ratr = targetRATR;
363 }
364
365 } else {
366 pra->ratr_state = DM_RATR_STA_MAX;
367 }
368
369 } /* dm_CheckRateAdaptive */
370
dm_init_bandwidth_autoswitch(struct net_device * dev)371 static void dm_init_bandwidth_autoswitch(struct net_device *dev)
372 {
373 struct r8192_priv *priv = ieee80211_priv(dev);
374
375 priv->ieee80211->bandwidth_auto_switch.threshold_20Mhzto40Mhz = BW_AUTO_SWITCH_LOW_HIGH;
376 priv->ieee80211->bandwidth_auto_switch.threshold_40Mhzto20Mhz = BW_AUTO_SWITCH_HIGH_LOW;
377 priv->ieee80211->bandwidth_auto_switch.bforced_tx20Mhz = false;
378 priv->ieee80211->bandwidth_auto_switch.bautoswitch_enable = false;
379
380 } /* dm_init_bandwidth_autoswitch */
381
dm_bandwidth_autoswitch(struct net_device * dev)382 static void dm_bandwidth_autoswitch(struct net_device *dev)
383 {
384 struct r8192_priv *priv = ieee80211_priv(dev);
385
386 if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20 || !priv->ieee80211->bandwidth_auto_switch.bautoswitch_enable)
387 return;
388 if (!priv->ieee80211->bandwidth_auto_switch.bforced_tx20Mhz) { /* If send packets in 40 Mhz in 20/40 */
389 if (priv->undecorated_smoothed_pwdb <= priv->ieee80211->bandwidth_auto_switch.threshold_40Mhzto20Mhz)
390 priv->ieee80211->bandwidth_auto_switch.bforced_tx20Mhz = true;
391 } else { /* in force send packets in 20 Mhz in 20/40 */
392 if (priv->undecorated_smoothed_pwdb >= priv->ieee80211->bandwidth_auto_switch.threshold_20Mhzto40Mhz)
393 priv->ieee80211->bandwidth_auto_switch.bforced_tx20Mhz = false;
394 }
395 } /* dm_BandwidthAutoSwitch */
396
397 /* OFDM default at 0db, index=6. */
398 static u32 OFDMSwingTable[OFDM_Table_Length] = {
399 0x7f8001fe, /* 0, +6db */
400 0x71c001c7, /* 1, +5db */
401 0x65400195, /* 2, +4db */
402 0x5a400169, /* 3, +3db */
403 0x50800142, /* 4, +2db */
404 0x47c0011f, /* 5, +1db */
405 0x40000100, /* 6, +0db ===> default, upper for higher temperature, lower for low temperature */
406 0x390000e4, /* 7, -1db */
407 0x32c000cb, /* 8, -2db */
408 0x2d4000b5, /* 9, -3db */
409 0x288000a2, /* 10, -4db */
410 0x24000090, /* 11, -5db */
411 0x20000080, /* 12, -6db */
412 0x1c800072, /* 13, -7db */
413 0x19800066, /* 14, -8db */
414 0x26c0005b, /* 15, -9db */
415 0x24400051, /* 16, -10db */
416 0x12000048, /* 17, -11db */
417 0x10000040 /* 18, -12db */
418 };
419
420 static u8 CCKSwingTable_Ch1_Ch13[CCK_Table_length][8] = {
421 {0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04}, /* 0, +0db ===> CCK40M default */
422 {0x30, 0x2f, 0x29, 0x21, 0x19, 0x10, 0x08, 0x03}, /* 1, -1db */
423 {0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03}, /* 2, -2db */
424 {0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03}, /* 3, -3db */
425 {0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02}, /* 4, -4db */
426 {0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02}, /* 5, -5db */
427 {0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02}, /* 6, -6db ===> CCK20M default */
428 {0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02}, /* 7, -7db */
429 {0x16, 0x15, 0x12, 0x0f, 0x0b, 0x07, 0x04, 0x01}, /* 8, -8db */
430 {0x13, 0x13, 0x10, 0x0d, 0x0a, 0x06, 0x03, 0x01}, /* 9, -9db */
431 {0x11, 0x11, 0x0f, 0x0c, 0x09, 0x06, 0x03, 0x01}, /* 10, -10db */
432 {0x0f, 0x0f, 0x0d, 0x0b, 0x08, 0x05, 0x03, 0x01} /* 11, -11db */
433 };
434
435 static u8 CCKSwingTable_Ch14[CCK_Table_length][8] = {
436 {0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00}, /* 0, +0db ===> CCK40M default */
437 {0x30, 0x2f, 0x29, 0x18, 0x00, 0x00, 0x00, 0x00}, /* 1, -1db */
438 {0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00}, /* 2, -2db */
439 {0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00}, /* 3, -3db */
440 {0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00}, /* 4, -4db */
441 {0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00}, /* 5, -5db */
442 {0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00}, /* 6, -6db ===> CCK20M default */
443 {0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00}, /* 7, -7db */
444 {0x16, 0x15, 0x12, 0x0b, 0x00, 0x00, 0x00, 0x00}, /* 8, -8db */
445 {0x13, 0x13, 0x10, 0x0a, 0x00, 0x00, 0x00, 0x00}, /* 9, -9db */
446 {0x11, 0x11, 0x0f, 0x09, 0x00, 0x00, 0x00, 0x00}, /* 10, -10db */
447 {0x0f, 0x0f, 0x0d, 0x08, 0x00, 0x00, 0x00, 0x00} /* 11, -11db */
448 };
449
dm_TXPowerTrackingCallback_TSSI(struct net_device * dev)450 static void dm_TXPowerTrackingCallback_TSSI(struct net_device *dev)
451 {
452 struct r8192_priv *priv = ieee80211_priv(dev);
453 bool viviflag = false;
454 struct tx_config_cmd tx_cmd;
455 u8 powerlevelOFDM24G;
456 int i = 0, j = 0, k = 0;
457 u8 RF_Type, tmp_report[5] = {0, 0, 0, 0, 0};
458 u32 Value;
459 u8 Pwr_Flag;
460 u16 Avg_TSSI_Meas, TSSI_13dBm, Avg_TSSI_Meas_from_driver = 0;
461 bool rtStatus = true;
462 u32 delta = 0;
463
464 write_nic_byte(dev, 0x1ba, 0);
465
466 priv->ieee80211->bdynamic_txpower_enable = false;
467
468 powerlevelOFDM24G = (u8)(priv->Pwr_Track>>24);
469 RF_Type = priv->rf_type;
470 Value = (RF_Type<<8) | powerlevelOFDM24G;
471
472 RT_TRACE(COMP_POWER_TRACKING, "powerlevelOFDM24G = %x\n", powerlevelOFDM24G);
473
474 for (j = 0; j <= 30; j++) { /* fill tx_cmd */
475 tx_cmd.cmd_op = TXCMD_SET_TX_PWR_TRACKING;
476 tx_cmd.cmd_length = sizeof(tx_cmd.cmd_op);
477 tx_cmd.cmd_value = Value;
478 rtStatus = SendTxCommandPacket(dev, &tx_cmd, sizeof(struct tx_config_cmd));
479 if (rtStatus == RT_STATUS_FAILURE)
480 RT_TRACE(COMP_POWER_TRACKING, "Set configuration with tx cmd queue fail!\n");
481 usleep_range(1000, 2000);
482 for (i = 0; i <= 30; i++) {
483 read_nic_byte(dev, 0x1ba, &Pwr_Flag);
484
485 if (Pwr_Flag == 0) {
486 usleep_range(1000, 2000);
487 continue;
488 }
489 read_nic_word(dev, 0x13c, &Avg_TSSI_Meas);
490 if (Avg_TSSI_Meas == 0) {
491 write_nic_byte(dev, 0x1ba, 0);
492 break;
493 }
494
495 for (k = 0; k < 5; k++) {
496 if (k != 4)
497 read_nic_byte(dev, 0x134+k, &tmp_report[k]);
498 else
499 read_nic_byte(dev, 0x13e, &tmp_report[k]);
500 RT_TRACE(COMP_POWER_TRACKING, "TSSI_report_value = %d\n", tmp_report[k]);
501 }
502
503 /* check if the report value is right */
504 for (k = 0; k < 5; k++) {
505 if (tmp_report[k] <= 20) {
506 viviflag = true;
507 break;
508 }
509 }
510 if (viviflag) {
511 write_nic_byte(dev, 0x1ba, 0);
512 viviflag = false;
513 RT_TRACE(COMP_POWER_TRACKING, "we filtered the data\n");
514 for (k = 0; k < 5; k++)
515 tmp_report[k] = 0;
516 break;
517 }
518
519 for (k = 0; k < 5; k++)
520 Avg_TSSI_Meas_from_driver += tmp_report[k];
521
522 Avg_TSSI_Meas_from_driver = Avg_TSSI_Meas_from_driver*100/5;
523 RT_TRACE(COMP_POWER_TRACKING, "Avg_TSSI_Meas_from_driver = %d\n", Avg_TSSI_Meas_from_driver);
524 TSSI_13dBm = priv->TSSI_13dBm;
525 RT_TRACE(COMP_POWER_TRACKING, "TSSI_13dBm = %d\n", TSSI_13dBm);
526
527 if (Avg_TSSI_Meas_from_driver > TSSI_13dBm)
528 delta = Avg_TSSI_Meas_from_driver - TSSI_13dBm;
529 else
530 delta = TSSI_13dBm - Avg_TSSI_Meas_from_driver;
531
532 if (delta <= E_FOR_TX_POWER_TRACK) {
533 priv->ieee80211->bdynamic_txpower_enable = true;
534 write_nic_byte(dev, 0x1ba, 0);
535 RT_TRACE(COMP_POWER_TRACKING, "tx power track is done\n");
536 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex = %d\n", priv->rfa_txpowertrackingindex);
537 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real = %d\n", priv->rfa_txpowertrackingindex_real);
538 RT_TRACE(COMP_POWER_TRACKING, "priv->cck_present_attenuation_difference = %d\n", priv->cck_present_attenuation_difference);
539 RT_TRACE(COMP_POWER_TRACKING, "priv->cck_present_attenuation = %d\n", priv->cck_present_attenuation);
540 return;
541 }
542 if (Avg_TSSI_Meas_from_driver < TSSI_13dBm - E_FOR_TX_POWER_TRACK) {
543 if (priv->rfa_txpowertrackingindex > 0) {
544 priv->rfa_txpowertrackingindex--;
545 if (priv->rfa_txpowertrackingindex_real > 4) {
546 priv->rfa_txpowertrackingindex_real--;
547 rtl8192_setBBreg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, priv->txbbgain_table[priv->rfa_txpowertrackingindex_real].txbbgain_value);
548 }
549 }
550 } else {
551 if (priv->rfa_txpowertrackingindex < 36) {
552 priv->rfa_txpowertrackingindex++;
553 priv->rfa_txpowertrackingindex_real++;
554 rtl8192_setBBreg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, priv->txbbgain_table[priv->rfa_txpowertrackingindex_real].txbbgain_value);
555 }
556 }
557 priv->cck_present_attenuation_difference
558 = priv->rfa_txpowertrackingindex - priv->rfa_txpowertracking_default;
559
560 if (priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
561 priv->cck_present_attenuation
562 = priv->cck_present_attenuation_20Mdefault + priv->cck_present_attenuation_difference;
563 else
564 priv->cck_present_attenuation
565 = priv->cck_present_attenuation_40Mdefault + priv->cck_present_attenuation_difference;
566
567 if (priv->cck_present_attenuation > -1 && priv->cck_present_attenuation < 23) {
568 if (priv->ieee80211->current_network.channel == 14 && !priv->bcck_in_ch14) {
569 priv->bcck_in_ch14 = true;
570 dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
571 } else if (priv->ieee80211->current_network.channel != 14 && priv->bcck_in_ch14) {
572 priv->bcck_in_ch14 = false;
573 dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
574 } else
575 dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
576 }
577 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex = %d\n", priv->rfa_txpowertrackingindex);
578 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real = %d\n", priv->rfa_txpowertrackingindex_real);
579 RT_TRACE(COMP_POWER_TRACKING, "priv->cck_present_attenuation_difference = %d\n", priv->cck_present_attenuation_difference);
580 RT_TRACE(COMP_POWER_TRACKING, "priv->cck_present_attenuation = %d\n", priv->cck_present_attenuation);
581
582 if (priv->cck_present_attenuation_difference <= -12 || priv->cck_present_attenuation_difference >= 24) {
583 priv->ieee80211->bdynamic_txpower_enable = true;
584 write_nic_byte(dev, 0x1ba, 0);
585 RT_TRACE(COMP_POWER_TRACKING, "tx power track--->limited\n");
586 return;
587 }
588
589 write_nic_byte(dev, 0x1ba, 0);
590 Avg_TSSI_Meas_from_driver = 0;
591 for (k = 0; k < 5; k++)
592 tmp_report[k] = 0;
593 break;
594 }
595 }
596 priv->ieee80211->bdynamic_txpower_enable = true;
597 write_nic_byte(dev, 0x1ba, 0);
598 }
599
dm_TXPowerTrackingCallback_ThermalMeter(struct net_device * dev)600 static void dm_TXPowerTrackingCallback_ThermalMeter(struct net_device *dev)
601 {
602 #define ThermalMeterVal 9
603 struct r8192_priv *priv = ieee80211_priv(dev);
604 u32 tmpRegA, TempCCk;
605 u8 tmpOFDMindex, tmpCCKindex, tmpCCK20Mindex, tmpCCK40Mindex, tmpval;
606 int i = 0, CCKSwingNeedUpdate = 0;
607
608 if (!priv->btxpower_trackingInit) {
609 /* Query OFDM default setting */
610 tmpRegA = rtl8192_QueryBBReg(dev, rOFDM0_XATxIQImbalance, bMaskDWord);
611 for (i = 0; i < OFDM_Table_Length; i++) { /* find the index */
612 if (tmpRegA == OFDMSwingTable[i]) {
613 priv->OFDM_index = (u8)i;
614 RT_TRACE(COMP_POWER_TRACKING, "Initial reg0x%x = 0x%x, OFDM_index=0x%x\n",
615 rOFDM0_XATxIQImbalance, tmpRegA, priv->OFDM_index);
616 }
617 }
618
619 /* Query CCK default setting From 0xa22 */
620 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
621 for (i = 0; i < CCK_Table_length; i++) {
622 if (TempCCk == (u32)CCKSwingTable_Ch1_Ch13[i][0]) {
623 priv->CCK_index = (u8) i;
624 RT_TRACE(COMP_POWER_TRACKING, "Initial reg0x%x = 0x%x, CCK_index=0x%x\n",
625 rCCK0_TxFilter1, TempCCk, priv->CCK_index);
626 break;
627 }
628 }
629 priv->btxpower_trackingInit = true;
630 return;
631 }
632
633 /* ==========================
634 * this is only for test, should be masked
635 * ==========================
636 */
637
638 /* read and filter out unreasonable value */
639 tmpRegA = rtl8192_phy_QueryRFReg(dev, RF90_PATH_A, 0x12, 0x078); /* 0x12: RF Reg[10:7] */
640 RT_TRACE(COMP_POWER_TRACKING, "Readback ThermalMeterA = %d\n", tmpRegA);
641 if (tmpRegA < 3 || tmpRegA > 13)
642 return;
643 if (tmpRegA >= 12) /* if over 12, TP will be bad when high temperature */
644 tmpRegA = 12;
645 RT_TRACE(COMP_POWER_TRACKING, "Valid ThermalMeterA = %d\n", tmpRegA);
646 priv->ThermalMeter[0] = ThermalMeterVal; /* We use fixed value by Bryant's suggestion */
647 priv->ThermalMeter[1] = ThermalMeterVal; /* We use fixed value by Bryant's suggestion */
648
649 /* Get current RF-A temperature index */
650 if (priv->ThermalMeter[0] >= (u8)tmpRegA) { /* lower temperature */
651 tmpOFDMindex = tmpCCK20Mindex = 6+(priv->ThermalMeter[0]-(u8)tmpRegA);
652 tmpCCK40Mindex = tmpCCK20Mindex - 6;
653 if (tmpOFDMindex >= OFDM_Table_Length)
654 tmpOFDMindex = OFDM_Table_Length-1;
655 if (tmpCCK20Mindex >= CCK_Table_length)
656 tmpCCK20Mindex = CCK_Table_length-1;
657 if (tmpCCK40Mindex >= CCK_Table_length)
658 tmpCCK40Mindex = CCK_Table_length-1;
659 } else {
660 tmpval = (u8)tmpRegA - priv->ThermalMeter[0];
661
662 if (tmpval >= 6) {
663 /* higher temperature */
664 tmpOFDMindex = 0;
665 tmpCCK20Mindex = 0;
666 } else {
667 /* max to +6dB */
668 tmpOFDMindex = 6 - tmpval;
669 tmpCCK20Mindex = 6 - tmpval;
670 }
671 tmpCCK40Mindex = 0;
672 }
673 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) /* 40M */
674 tmpCCKindex = tmpCCK40Mindex;
675 else
676 tmpCCKindex = tmpCCK20Mindex;
677
678 if (priv->ieee80211->current_network.channel == 14 && !priv->bcck_in_ch14) {
679 priv->bcck_in_ch14 = true;
680 CCKSwingNeedUpdate = 1;
681 } else if (priv->ieee80211->current_network.channel != 14 && priv->bcck_in_ch14) {
682 priv->bcck_in_ch14 = false;
683 CCKSwingNeedUpdate = 1;
684 }
685
686 if (priv->CCK_index != tmpCCKindex) {
687 priv->CCK_index = tmpCCKindex;
688 CCKSwingNeedUpdate = 1;
689 }
690
691 if (CCKSwingNeedUpdate) {
692 dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
693 }
694 if (priv->OFDM_index != tmpOFDMindex) {
695 priv->OFDM_index = tmpOFDMindex;
696 rtl8192_setBBreg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, OFDMSwingTable[priv->OFDM_index]);
697 RT_TRACE(COMP_POWER_TRACKING, "Update OFDMSwing[%d] = 0x%x\n",
698 priv->OFDM_index, OFDMSwingTable[priv->OFDM_index]);
699 }
700 priv->txpower_count = 0;
701 }
702
dm_txpower_trackingcallback(struct work_struct * work)703 void dm_txpower_trackingcallback(struct work_struct *work)
704 {
705 struct delayed_work *dwork = to_delayed_work(work);
706 struct r8192_priv *priv = container_of(dwork, struct r8192_priv, txpower_tracking_wq);
707 struct net_device *dev = priv->ieee80211->dev;
708
709 if (priv->bDcut)
710 dm_TXPowerTrackingCallback_TSSI(dev);
711 else
712 dm_TXPowerTrackingCallback_ThermalMeter(dev);
713 }
714
dm_InitializeTXPowerTracking_TSSI(struct net_device * dev)715 static void dm_InitializeTXPowerTracking_TSSI(struct net_device *dev)
716 {
717 struct r8192_priv *priv = ieee80211_priv(dev);
718
719 /* Initial the Tx BB index and mapping value */
720 priv->txbbgain_table[0].txbb_iq_amplifygain = 12;
721 priv->txbbgain_table[0].txbbgain_value = 0x7f8001fe;
722 priv->txbbgain_table[1].txbb_iq_amplifygain = 11;
723 priv->txbbgain_table[1].txbbgain_value = 0x788001e2;
724 priv->txbbgain_table[2].txbb_iq_amplifygain = 10;
725 priv->txbbgain_table[2].txbbgain_value = 0x71c001c7;
726 priv->txbbgain_table[3].txbb_iq_amplifygain = 9;
727 priv->txbbgain_table[3].txbbgain_value = 0x6b8001ae;
728 priv->txbbgain_table[4].txbb_iq_amplifygain = 8;
729 priv->txbbgain_table[4].txbbgain_value = 0x65400195;
730 priv->txbbgain_table[5].txbb_iq_amplifygain = 7;
731 priv->txbbgain_table[5].txbbgain_value = 0x5fc0017f;
732 priv->txbbgain_table[6].txbb_iq_amplifygain = 6;
733 priv->txbbgain_table[6].txbbgain_value = 0x5a400169;
734 priv->txbbgain_table[7].txbb_iq_amplifygain = 5;
735 priv->txbbgain_table[7].txbbgain_value = 0x55400155;
736 priv->txbbgain_table[8].txbb_iq_amplifygain = 4;
737 priv->txbbgain_table[8].txbbgain_value = 0x50800142;
738 priv->txbbgain_table[9].txbb_iq_amplifygain = 3;
739 priv->txbbgain_table[9].txbbgain_value = 0x4c000130;
740 priv->txbbgain_table[10].txbb_iq_amplifygain = 2;
741 priv->txbbgain_table[10].txbbgain_value = 0x47c0011f;
742 priv->txbbgain_table[11].txbb_iq_amplifygain = 1;
743 priv->txbbgain_table[11].txbbgain_value = 0x43c0010f;
744 priv->txbbgain_table[12].txbb_iq_amplifygain = 0;
745 priv->txbbgain_table[12].txbbgain_value = 0x40000100;
746 priv->txbbgain_table[13].txbb_iq_amplifygain = -1;
747 priv->txbbgain_table[13].txbbgain_value = 0x3c8000f2;
748 priv->txbbgain_table[14].txbb_iq_amplifygain = -2;
749 priv->txbbgain_table[14].txbbgain_value = 0x390000e4;
750 priv->txbbgain_table[15].txbb_iq_amplifygain = -3;
751 priv->txbbgain_table[15].txbbgain_value = 0x35c000d7;
752 priv->txbbgain_table[16].txbb_iq_amplifygain = -4;
753 priv->txbbgain_table[16].txbbgain_value = 0x32c000cb;
754 priv->txbbgain_table[17].txbb_iq_amplifygain = -5;
755 priv->txbbgain_table[17].txbbgain_value = 0x300000c0;
756 priv->txbbgain_table[18].txbb_iq_amplifygain = -6;
757 priv->txbbgain_table[18].txbbgain_value = 0x2d4000b5;
758 priv->txbbgain_table[19].txbb_iq_amplifygain = -7;
759 priv->txbbgain_table[19].txbbgain_value = 0x2ac000ab;
760 priv->txbbgain_table[20].txbb_iq_amplifygain = -8;
761 priv->txbbgain_table[20].txbbgain_value = 0x288000a2;
762 priv->txbbgain_table[21].txbb_iq_amplifygain = -9;
763 priv->txbbgain_table[21].txbbgain_value = 0x26000098;
764 priv->txbbgain_table[22].txbb_iq_amplifygain = -10;
765 priv->txbbgain_table[22].txbbgain_value = 0x24000090;
766 priv->txbbgain_table[23].txbb_iq_amplifygain = -11;
767 priv->txbbgain_table[23].txbbgain_value = 0x22000088;
768 priv->txbbgain_table[24].txbb_iq_amplifygain = -12;
769 priv->txbbgain_table[24].txbbgain_value = 0x20000080;
770 priv->txbbgain_table[25].txbb_iq_amplifygain = -13;
771 priv->txbbgain_table[25].txbbgain_value = 0x1a00006c;
772 priv->txbbgain_table[26].txbb_iq_amplifygain = -14;
773 priv->txbbgain_table[26].txbbgain_value = 0x1c800072;
774 priv->txbbgain_table[27].txbb_iq_amplifygain = -15;
775 priv->txbbgain_table[27].txbbgain_value = 0x18000060;
776 priv->txbbgain_table[28].txbb_iq_amplifygain = -16;
777 priv->txbbgain_table[28].txbbgain_value = 0x19800066;
778 priv->txbbgain_table[29].txbb_iq_amplifygain = -17;
779 priv->txbbgain_table[29].txbbgain_value = 0x15800056;
780 priv->txbbgain_table[30].txbb_iq_amplifygain = -18;
781 priv->txbbgain_table[30].txbbgain_value = 0x26c0005b;
782 priv->txbbgain_table[31].txbb_iq_amplifygain = -19;
783 priv->txbbgain_table[31].txbbgain_value = 0x14400051;
784 priv->txbbgain_table[32].txbb_iq_amplifygain = -20;
785 priv->txbbgain_table[32].txbbgain_value = 0x24400051;
786 priv->txbbgain_table[33].txbb_iq_amplifygain = -21;
787 priv->txbbgain_table[33].txbbgain_value = 0x1300004c;
788 priv->txbbgain_table[34].txbb_iq_amplifygain = -22;
789 priv->txbbgain_table[34].txbbgain_value = 0x12000048;
790 priv->txbbgain_table[35].txbb_iq_amplifygain = -23;
791 priv->txbbgain_table[35].txbbgain_value = 0x11000044;
792 priv->txbbgain_table[36].txbb_iq_amplifygain = -24;
793 priv->txbbgain_table[36].txbbgain_value = 0x10000040;
794
795 /* ccktxbb_valuearray[0] is 0xA22 [1] is 0xA24 ...[7] is 0xA29
796 * This Table is for CH1~CH13
797 */
798 priv->cck_txbbgain_table[0].ccktxbb_valuearray[0] = 0x36;
799 priv->cck_txbbgain_table[0].ccktxbb_valuearray[1] = 0x35;
800 priv->cck_txbbgain_table[0].ccktxbb_valuearray[2] = 0x2e;
801 priv->cck_txbbgain_table[0].ccktxbb_valuearray[3] = 0x25;
802 priv->cck_txbbgain_table[0].ccktxbb_valuearray[4] = 0x1c;
803 priv->cck_txbbgain_table[0].ccktxbb_valuearray[5] = 0x12;
804 priv->cck_txbbgain_table[0].ccktxbb_valuearray[6] = 0x09;
805 priv->cck_txbbgain_table[0].ccktxbb_valuearray[7] = 0x04;
806
807 priv->cck_txbbgain_table[1].ccktxbb_valuearray[0] = 0x33;
808 priv->cck_txbbgain_table[1].ccktxbb_valuearray[1] = 0x32;
809 priv->cck_txbbgain_table[1].ccktxbb_valuearray[2] = 0x2b;
810 priv->cck_txbbgain_table[1].ccktxbb_valuearray[3] = 0x23;
811 priv->cck_txbbgain_table[1].ccktxbb_valuearray[4] = 0x1a;
812 priv->cck_txbbgain_table[1].ccktxbb_valuearray[5] = 0x11;
813 priv->cck_txbbgain_table[1].ccktxbb_valuearray[6] = 0x08;
814 priv->cck_txbbgain_table[1].ccktxbb_valuearray[7] = 0x04;
815
816 priv->cck_txbbgain_table[2].ccktxbb_valuearray[0] = 0x30;
817 priv->cck_txbbgain_table[2].ccktxbb_valuearray[1] = 0x2f;
818 priv->cck_txbbgain_table[2].ccktxbb_valuearray[2] = 0x29;
819 priv->cck_txbbgain_table[2].ccktxbb_valuearray[3] = 0x21;
820 priv->cck_txbbgain_table[2].ccktxbb_valuearray[4] = 0x19;
821 priv->cck_txbbgain_table[2].ccktxbb_valuearray[5] = 0x10;
822 priv->cck_txbbgain_table[2].ccktxbb_valuearray[6] = 0x08;
823 priv->cck_txbbgain_table[2].ccktxbb_valuearray[7] = 0x03;
824
825 priv->cck_txbbgain_table[3].ccktxbb_valuearray[0] = 0x2d;
826 priv->cck_txbbgain_table[3].ccktxbb_valuearray[1] = 0x2d;
827 priv->cck_txbbgain_table[3].ccktxbb_valuearray[2] = 0x27;
828 priv->cck_txbbgain_table[3].ccktxbb_valuearray[3] = 0x1f;
829 priv->cck_txbbgain_table[3].ccktxbb_valuearray[4] = 0x18;
830 priv->cck_txbbgain_table[3].ccktxbb_valuearray[5] = 0x0f;
831 priv->cck_txbbgain_table[3].ccktxbb_valuearray[6] = 0x08;
832 priv->cck_txbbgain_table[3].ccktxbb_valuearray[7] = 0x03;
833
834 priv->cck_txbbgain_table[4].ccktxbb_valuearray[0] = 0x2b;
835 priv->cck_txbbgain_table[4].ccktxbb_valuearray[1] = 0x2a;
836 priv->cck_txbbgain_table[4].ccktxbb_valuearray[2] = 0x25;
837 priv->cck_txbbgain_table[4].ccktxbb_valuearray[3] = 0x1e;
838 priv->cck_txbbgain_table[4].ccktxbb_valuearray[4] = 0x16;
839 priv->cck_txbbgain_table[4].ccktxbb_valuearray[5] = 0x0e;
840 priv->cck_txbbgain_table[4].ccktxbb_valuearray[6] = 0x07;
841 priv->cck_txbbgain_table[4].ccktxbb_valuearray[7] = 0x03;
842
843 priv->cck_txbbgain_table[5].ccktxbb_valuearray[0] = 0x28;
844 priv->cck_txbbgain_table[5].ccktxbb_valuearray[1] = 0x28;
845 priv->cck_txbbgain_table[5].ccktxbb_valuearray[2] = 0x22;
846 priv->cck_txbbgain_table[5].ccktxbb_valuearray[3] = 0x1c;
847 priv->cck_txbbgain_table[5].ccktxbb_valuearray[4] = 0x15;
848 priv->cck_txbbgain_table[5].ccktxbb_valuearray[5] = 0x0d;
849 priv->cck_txbbgain_table[5].ccktxbb_valuearray[6] = 0x07;
850 priv->cck_txbbgain_table[5].ccktxbb_valuearray[7] = 0x03;
851
852 priv->cck_txbbgain_table[6].ccktxbb_valuearray[0] = 0x26;
853 priv->cck_txbbgain_table[6].ccktxbb_valuearray[1] = 0x25;
854 priv->cck_txbbgain_table[6].ccktxbb_valuearray[2] = 0x21;
855 priv->cck_txbbgain_table[6].ccktxbb_valuearray[3] = 0x1b;
856 priv->cck_txbbgain_table[6].ccktxbb_valuearray[4] = 0x14;
857 priv->cck_txbbgain_table[6].ccktxbb_valuearray[5] = 0x0d;
858 priv->cck_txbbgain_table[6].ccktxbb_valuearray[6] = 0x06;
859 priv->cck_txbbgain_table[6].ccktxbb_valuearray[7] = 0x03;
860
861 priv->cck_txbbgain_table[7].ccktxbb_valuearray[0] = 0x24;
862 priv->cck_txbbgain_table[7].ccktxbb_valuearray[1] = 0x23;
863 priv->cck_txbbgain_table[7].ccktxbb_valuearray[2] = 0x1f;
864 priv->cck_txbbgain_table[7].ccktxbb_valuearray[3] = 0x19;
865 priv->cck_txbbgain_table[7].ccktxbb_valuearray[4] = 0x13;
866 priv->cck_txbbgain_table[7].ccktxbb_valuearray[5] = 0x0c;
867 priv->cck_txbbgain_table[7].ccktxbb_valuearray[6] = 0x06;
868 priv->cck_txbbgain_table[7].ccktxbb_valuearray[7] = 0x03;
869
870 priv->cck_txbbgain_table[8].ccktxbb_valuearray[0] = 0x22;
871 priv->cck_txbbgain_table[8].ccktxbb_valuearray[1] = 0x21;
872 priv->cck_txbbgain_table[8].ccktxbb_valuearray[2] = 0x1d;
873 priv->cck_txbbgain_table[8].ccktxbb_valuearray[3] = 0x18;
874 priv->cck_txbbgain_table[8].ccktxbb_valuearray[4] = 0x11;
875 priv->cck_txbbgain_table[8].ccktxbb_valuearray[5] = 0x0b;
876 priv->cck_txbbgain_table[8].ccktxbb_valuearray[6] = 0x06;
877 priv->cck_txbbgain_table[8].ccktxbb_valuearray[7] = 0x02;
878
879 priv->cck_txbbgain_table[9].ccktxbb_valuearray[0] = 0x20;
880 priv->cck_txbbgain_table[9].ccktxbb_valuearray[1] = 0x20;
881 priv->cck_txbbgain_table[9].ccktxbb_valuearray[2] = 0x1b;
882 priv->cck_txbbgain_table[9].ccktxbb_valuearray[3] = 0x16;
883 priv->cck_txbbgain_table[9].ccktxbb_valuearray[4] = 0x11;
884 priv->cck_txbbgain_table[9].ccktxbb_valuearray[5] = 0x08;
885 priv->cck_txbbgain_table[9].ccktxbb_valuearray[6] = 0x05;
886 priv->cck_txbbgain_table[9].ccktxbb_valuearray[7] = 0x02;
887
888 priv->cck_txbbgain_table[10].ccktxbb_valuearray[0] = 0x1f;
889 priv->cck_txbbgain_table[10].ccktxbb_valuearray[1] = 0x1e;
890 priv->cck_txbbgain_table[10].ccktxbb_valuearray[2] = 0x1a;
891 priv->cck_txbbgain_table[10].ccktxbb_valuearray[3] = 0x15;
892 priv->cck_txbbgain_table[10].ccktxbb_valuearray[4] = 0x10;
893 priv->cck_txbbgain_table[10].ccktxbb_valuearray[5] = 0x0a;
894 priv->cck_txbbgain_table[10].ccktxbb_valuearray[6] = 0x05;
895 priv->cck_txbbgain_table[10].ccktxbb_valuearray[7] = 0x02;
896
897 priv->cck_txbbgain_table[11].ccktxbb_valuearray[0] = 0x1d;
898 priv->cck_txbbgain_table[11].ccktxbb_valuearray[1] = 0x1c;
899 priv->cck_txbbgain_table[11].ccktxbb_valuearray[2] = 0x18;
900 priv->cck_txbbgain_table[11].ccktxbb_valuearray[3] = 0x14;
901 priv->cck_txbbgain_table[11].ccktxbb_valuearray[4] = 0x0f;
902 priv->cck_txbbgain_table[11].ccktxbb_valuearray[5] = 0x0a;
903 priv->cck_txbbgain_table[11].ccktxbb_valuearray[6] = 0x05;
904 priv->cck_txbbgain_table[11].ccktxbb_valuearray[7] = 0x02;
905
906 priv->cck_txbbgain_table[12].ccktxbb_valuearray[0] = 0x1b;
907 priv->cck_txbbgain_table[12].ccktxbb_valuearray[1] = 0x1a;
908 priv->cck_txbbgain_table[12].ccktxbb_valuearray[2] = 0x17;
909 priv->cck_txbbgain_table[12].ccktxbb_valuearray[3] = 0x13;
910 priv->cck_txbbgain_table[12].ccktxbb_valuearray[4] = 0x0e;
911 priv->cck_txbbgain_table[12].ccktxbb_valuearray[5] = 0x09;
912 priv->cck_txbbgain_table[12].ccktxbb_valuearray[6] = 0x04;
913 priv->cck_txbbgain_table[12].ccktxbb_valuearray[7] = 0x02;
914
915 priv->cck_txbbgain_table[13].ccktxbb_valuearray[0] = 0x1a;
916 priv->cck_txbbgain_table[13].ccktxbb_valuearray[1] = 0x19;
917 priv->cck_txbbgain_table[13].ccktxbb_valuearray[2] = 0x16;
918 priv->cck_txbbgain_table[13].ccktxbb_valuearray[3] = 0x12;
919 priv->cck_txbbgain_table[13].ccktxbb_valuearray[4] = 0x0d;
920 priv->cck_txbbgain_table[13].ccktxbb_valuearray[5] = 0x09;
921 priv->cck_txbbgain_table[13].ccktxbb_valuearray[6] = 0x04;
922 priv->cck_txbbgain_table[13].ccktxbb_valuearray[7] = 0x02;
923
924 priv->cck_txbbgain_table[14].ccktxbb_valuearray[0] = 0x18;
925 priv->cck_txbbgain_table[14].ccktxbb_valuearray[1] = 0x17;
926 priv->cck_txbbgain_table[14].ccktxbb_valuearray[2] = 0x15;
927 priv->cck_txbbgain_table[14].ccktxbb_valuearray[3] = 0x11;
928 priv->cck_txbbgain_table[14].ccktxbb_valuearray[4] = 0x0c;
929 priv->cck_txbbgain_table[14].ccktxbb_valuearray[5] = 0x08;
930 priv->cck_txbbgain_table[14].ccktxbb_valuearray[6] = 0x04;
931 priv->cck_txbbgain_table[14].ccktxbb_valuearray[7] = 0x02;
932
933 priv->cck_txbbgain_table[15].ccktxbb_valuearray[0] = 0x17;
934 priv->cck_txbbgain_table[15].ccktxbb_valuearray[1] = 0x16;
935 priv->cck_txbbgain_table[15].ccktxbb_valuearray[2] = 0x13;
936 priv->cck_txbbgain_table[15].ccktxbb_valuearray[3] = 0x10;
937 priv->cck_txbbgain_table[15].ccktxbb_valuearray[4] = 0x0c;
938 priv->cck_txbbgain_table[15].ccktxbb_valuearray[5] = 0x08;
939 priv->cck_txbbgain_table[15].ccktxbb_valuearray[6] = 0x04;
940 priv->cck_txbbgain_table[15].ccktxbb_valuearray[7] = 0x02;
941
942 priv->cck_txbbgain_table[16].ccktxbb_valuearray[0] = 0x16;
943 priv->cck_txbbgain_table[16].ccktxbb_valuearray[1] = 0x15;
944 priv->cck_txbbgain_table[16].ccktxbb_valuearray[2] = 0x12;
945 priv->cck_txbbgain_table[16].ccktxbb_valuearray[3] = 0x0f;
946 priv->cck_txbbgain_table[16].ccktxbb_valuearray[4] = 0x0b;
947 priv->cck_txbbgain_table[16].ccktxbb_valuearray[5] = 0x07;
948 priv->cck_txbbgain_table[16].ccktxbb_valuearray[6] = 0x04;
949 priv->cck_txbbgain_table[16].ccktxbb_valuearray[7] = 0x01;
950
951 priv->cck_txbbgain_table[17].ccktxbb_valuearray[0] = 0x14;
952 priv->cck_txbbgain_table[17].ccktxbb_valuearray[1] = 0x14;
953 priv->cck_txbbgain_table[17].ccktxbb_valuearray[2] = 0x11;
954 priv->cck_txbbgain_table[17].ccktxbb_valuearray[3] = 0x0e;
955 priv->cck_txbbgain_table[17].ccktxbb_valuearray[4] = 0x0b;
956 priv->cck_txbbgain_table[17].ccktxbb_valuearray[5] = 0x07;
957 priv->cck_txbbgain_table[17].ccktxbb_valuearray[6] = 0x03;
958 priv->cck_txbbgain_table[17].ccktxbb_valuearray[7] = 0x02;
959
960 priv->cck_txbbgain_table[18].ccktxbb_valuearray[0] = 0x13;
961 priv->cck_txbbgain_table[18].ccktxbb_valuearray[1] = 0x13;
962 priv->cck_txbbgain_table[18].ccktxbb_valuearray[2] = 0x10;
963 priv->cck_txbbgain_table[18].ccktxbb_valuearray[3] = 0x0d;
964 priv->cck_txbbgain_table[18].ccktxbb_valuearray[4] = 0x0a;
965 priv->cck_txbbgain_table[18].ccktxbb_valuearray[5] = 0x06;
966 priv->cck_txbbgain_table[18].ccktxbb_valuearray[6] = 0x03;
967 priv->cck_txbbgain_table[18].ccktxbb_valuearray[7] = 0x01;
968
969 priv->cck_txbbgain_table[19].ccktxbb_valuearray[0] = 0x12;
970 priv->cck_txbbgain_table[19].ccktxbb_valuearray[1] = 0x12;
971 priv->cck_txbbgain_table[19].ccktxbb_valuearray[2] = 0x0f;
972 priv->cck_txbbgain_table[19].ccktxbb_valuearray[3] = 0x0c;
973 priv->cck_txbbgain_table[19].ccktxbb_valuearray[4] = 0x09;
974 priv->cck_txbbgain_table[19].ccktxbb_valuearray[5] = 0x06;
975 priv->cck_txbbgain_table[19].ccktxbb_valuearray[6] = 0x03;
976 priv->cck_txbbgain_table[19].ccktxbb_valuearray[7] = 0x01;
977
978 priv->cck_txbbgain_table[20].ccktxbb_valuearray[0] = 0x11;
979 priv->cck_txbbgain_table[20].ccktxbb_valuearray[1] = 0x11;
980 priv->cck_txbbgain_table[20].ccktxbb_valuearray[2] = 0x0f;
981 priv->cck_txbbgain_table[20].ccktxbb_valuearray[3] = 0x0c;
982 priv->cck_txbbgain_table[20].ccktxbb_valuearray[4] = 0x09;
983 priv->cck_txbbgain_table[20].ccktxbb_valuearray[5] = 0x06;
984 priv->cck_txbbgain_table[20].ccktxbb_valuearray[6] = 0x03;
985 priv->cck_txbbgain_table[20].ccktxbb_valuearray[7] = 0x01;
986
987 priv->cck_txbbgain_table[21].ccktxbb_valuearray[0] = 0x10;
988 priv->cck_txbbgain_table[21].ccktxbb_valuearray[1] = 0x10;
989 priv->cck_txbbgain_table[21].ccktxbb_valuearray[2] = 0x0e;
990 priv->cck_txbbgain_table[21].ccktxbb_valuearray[3] = 0x0b;
991 priv->cck_txbbgain_table[21].ccktxbb_valuearray[4] = 0x08;
992 priv->cck_txbbgain_table[21].ccktxbb_valuearray[5] = 0x05;
993 priv->cck_txbbgain_table[21].ccktxbb_valuearray[6] = 0x03;
994 priv->cck_txbbgain_table[21].ccktxbb_valuearray[7] = 0x01;
995
996 priv->cck_txbbgain_table[22].ccktxbb_valuearray[0] = 0x0f;
997 priv->cck_txbbgain_table[22].ccktxbb_valuearray[1] = 0x0f;
998 priv->cck_txbbgain_table[22].ccktxbb_valuearray[2] = 0x0d;
999 priv->cck_txbbgain_table[22].ccktxbb_valuearray[3] = 0x0b;
1000 priv->cck_txbbgain_table[22].ccktxbb_valuearray[4] = 0x08;
1001 priv->cck_txbbgain_table[22].ccktxbb_valuearray[5] = 0x05;
1002 priv->cck_txbbgain_table[22].ccktxbb_valuearray[6] = 0x03;
1003 priv->cck_txbbgain_table[22].ccktxbb_valuearray[7] = 0x01;
1004
1005 /* ccktxbb_valuearray[0] is 0xA22 [1] is 0xA24 ...[7] is 0xA29
1006 * This Table is for CH14
1007 */
1008 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[0] = 0x36;
1009 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[1] = 0x35;
1010 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[2] = 0x2e;
1011 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[3] = 0x1b;
1012 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[4] = 0x00;
1013 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[5] = 0x00;
1014 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[6] = 0x00;
1015 priv->cck_txbbgain_ch14_table[0].ccktxbb_valuearray[7] = 0x00;
1016
1017 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[0] = 0x33;
1018 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[1] = 0x32;
1019 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[2] = 0x2b;
1020 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[3] = 0x19;
1021 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[4] = 0x00;
1022 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[5] = 0x00;
1023 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[6] = 0x00;
1024 priv->cck_txbbgain_ch14_table[1].ccktxbb_valuearray[7] = 0x00;
1025
1026 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[0] = 0x30;
1027 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[1] = 0x2f;
1028 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[2] = 0x29;
1029 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[3] = 0x18;
1030 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[4] = 0x00;
1031 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[5] = 0x00;
1032 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[6] = 0x00;
1033 priv->cck_txbbgain_ch14_table[2].ccktxbb_valuearray[7] = 0x00;
1034
1035 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[0] = 0x2d;
1036 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[1] = 0x2d;
1037 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[2] = 0x27;
1038 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[3] = 0x17;
1039 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[4] = 0x00;
1040 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[5] = 0x00;
1041 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[6] = 0x00;
1042 priv->cck_txbbgain_ch14_table[3].ccktxbb_valuearray[7] = 0x00;
1043
1044 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[0] = 0x2b;
1045 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[1] = 0x2a;
1046 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[2] = 0x25;
1047 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[3] = 0x15;
1048 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[4] = 0x00;
1049 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[5] = 0x00;
1050 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[6] = 0x00;
1051 priv->cck_txbbgain_ch14_table[4].ccktxbb_valuearray[7] = 0x00;
1052
1053 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[0] = 0x28;
1054 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[1] = 0x28;
1055 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[2] = 0x22;
1056 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[3] = 0x14;
1057 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[4] = 0x00;
1058 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[5] = 0x00;
1059 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[6] = 0x00;
1060 priv->cck_txbbgain_ch14_table[5].ccktxbb_valuearray[7] = 0x00;
1061
1062 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[0] = 0x26;
1063 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[1] = 0x25;
1064 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[2] = 0x21;
1065 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[3] = 0x13;
1066 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[4] = 0x00;
1067 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[5] = 0x00;
1068 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[6] = 0x00;
1069 priv->cck_txbbgain_ch14_table[6].ccktxbb_valuearray[7] = 0x00;
1070
1071 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[0] = 0x24;
1072 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[1] = 0x23;
1073 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[2] = 0x1f;
1074 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[3] = 0x12;
1075 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[4] = 0x00;
1076 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[5] = 0x00;
1077 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[6] = 0x00;
1078 priv->cck_txbbgain_ch14_table[7].ccktxbb_valuearray[7] = 0x00;
1079
1080 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[0] = 0x22;
1081 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[1] = 0x21;
1082 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[2] = 0x1d;
1083 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[3] = 0x11;
1084 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[4] = 0x00;
1085 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[5] = 0x00;
1086 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[6] = 0x00;
1087 priv->cck_txbbgain_ch14_table[8].ccktxbb_valuearray[7] = 0x00;
1088
1089 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[0] = 0x20;
1090 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[1] = 0x20;
1091 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[2] = 0x1b;
1092 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[3] = 0x10;
1093 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[4] = 0x00;
1094 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[5] = 0x00;
1095 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[6] = 0x00;
1096 priv->cck_txbbgain_ch14_table[9].ccktxbb_valuearray[7] = 0x00;
1097
1098 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[0] = 0x1f;
1099 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[1] = 0x1e;
1100 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[2] = 0x1a;
1101 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[3] = 0x0f;
1102 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[4] = 0x00;
1103 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[5] = 0x00;
1104 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[6] = 0x00;
1105 priv->cck_txbbgain_ch14_table[10].ccktxbb_valuearray[7] = 0x00;
1106
1107 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[0] = 0x1d;
1108 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[1] = 0x1c;
1109 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[2] = 0x18;
1110 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[3] = 0x0e;
1111 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[4] = 0x00;
1112 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[5] = 0x00;
1113 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[6] = 0x00;
1114 priv->cck_txbbgain_ch14_table[11].ccktxbb_valuearray[7] = 0x00;
1115
1116 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[0] = 0x1b;
1117 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[1] = 0x1a;
1118 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[2] = 0x17;
1119 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[3] = 0x0e;
1120 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[4] = 0x00;
1121 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[5] = 0x00;
1122 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[6] = 0x00;
1123 priv->cck_txbbgain_ch14_table[12].ccktxbb_valuearray[7] = 0x00;
1124
1125 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[0] = 0x1a;
1126 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[1] = 0x19;
1127 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[2] = 0x16;
1128 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[3] = 0x0d;
1129 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[4] = 0x00;
1130 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[5] = 0x00;
1131 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[6] = 0x00;
1132 priv->cck_txbbgain_ch14_table[13].ccktxbb_valuearray[7] = 0x00;
1133
1134 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[0] = 0x18;
1135 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[1] = 0x17;
1136 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[2] = 0x15;
1137 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[3] = 0x0c;
1138 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[4] = 0x00;
1139 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[5] = 0x00;
1140 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[6] = 0x00;
1141 priv->cck_txbbgain_ch14_table[14].ccktxbb_valuearray[7] = 0x00;
1142
1143 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[0] = 0x17;
1144 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[1] = 0x16;
1145 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[2] = 0x13;
1146 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[3] = 0x0b;
1147 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[4] = 0x00;
1148 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[5] = 0x00;
1149 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[6] = 0x00;
1150 priv->cck_txbbgain_ch14_table[15].ccktxbb_valuearray[7] = 0x00;
1151
1152 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[0] = 0x16;
1153 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[1] = 0x15;
1154 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[2] = 0x12;
1155 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[3] = 0x0b;
1156 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[4] = 0x00;
1157 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[5] = 0x00;
1158 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[6] = 0x00;
1159 priv->cck_txbbgain_ch14_table[16].ccktxbb_valuearray[7] = 0x00;
1160
1161 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[0] = 0x14;
1162 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[1] = 0x14;
1163 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[2] = 0x11;
1164 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[3] = 0x0a;
1165 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[4] = 0x00;
1166 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[5] = 0x00;
1167 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[6] = 0x00;
1168 priv->cck_txbbgain_ch14_table[17].ccktxbb_valuearray[7] = 0x00;
1169
1170 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[0] = 0x13;
1171 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[1] = 0x13;
1172 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[2] = 0x10;
1173 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[3] = 0x0a;
1174 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[4] = 0x00;
1175 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[5] = 0x00;
1176 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[6] = 0x00;
1177 priv->cck_txbbgain_ch14_table[18].ccktxbb_valuearray[7] = 0x00;
1178
1179 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[0] = 0x12;
1180 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[1] = 0x12;
1181 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[2] = 0x0f;
1182 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[3] = 0x09;
1183 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[4] = 0x00;
1184 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[5] = 0x00;
1185 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[6] = 0x00;
1186 priv->cck_txbbgain_ch14_table[19].ccktxbb_valuearray[7] = 0x00;
1187
1188 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[0] = 0x11;
1189 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[1] = 0x11;
1190 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[2] = 0x0f;
1191 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[3] = 0x09;
1192 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[4] = 0x00;
1193 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[5] = 0x00;
1194 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[6] = 0x00;
1195 priv->cck_txbbgain_ch14_table[20].ccktxbb_valuearray[7] = 0x00;
1196
1197 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[0] = 0x10;
1198 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[1] = 0x10;
1199 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[2] = 0x0e;
1200 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[3] = 0x08;
1201 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[4] = 0x00;
1202 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[5] = 0x00;
1203 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[6] = 0x00;
1204 priv->cck_txbbgain_ch14_table[21].ccktxbb_valuearray[7] = 0x00;
1205
1206 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[0] = 0x0f;
1207 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[1] = 0x0f;
1208 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[2] = 0x0d;
1209 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[3] = 0x08;
1210 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[4] = 0x00;
1211 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[5] = 0x00;
1212 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[6] = 0x00;
1213 priv->cck_txbbgain_ch14_table[22].ccktxbb_valuearray[7] = 0x00;
1214
1215 priv->btxpower_tracking = true;
1216 priv->txpower_count = 0;
1217 priv->btxpower_trackingInit = false;
1218 }
1219
dm_InitializeTXPowerTracking_ThermalMeter(struct net_device * dev)1220 static void dm_InitializeTXPowerTracking_ThermalMeter(struct net_device *dev)
1221 {
1222 struct r8192_priv *priv = ieee80211_priv(dev);
1223
1224 /* Tx Power tracking by Thermal Meter requires Firmware R/W 3-wire. This mechanism
1225 * can be enabled only when Firmware R/W 3-wire is enabled. Otherwise, frequent r/w
1226 * 3-wire by driver causes RF to go into a wrong state.
1227 */
1228 if (priv->ieee80211->FwRWRF)
1229 priv->btxpower_tracking = true;
1230 else
1231 priv->btxpower_tracking = false;
1232 priv->txpower_count = 0;
1233 priv->btxpower_trackingInit = false;
1234 }
1235
dm_initialize_txpower_tracking(struct net_device * dev)1236 void dm_initialize_txpower_tracking(struct net_device *dev)
1237 {
1238 struct r8192_priv *priv = ieee80211_priv(dev);
1239
1240 if (priv->bDcut)
1241 dm_InitializeTXPowerTracking_TSSI(dev);
1242 else
1243 dm_InitializeTXPowerTracking_ThermalMeter(dev);
1244 } /* dm_InitializeTXPowerTracking */
1245
dm_CheckTXPowerTracking_TSSI(struct net_device * dev)1246 static void dm_CheckTXPowerTracking_TSSI(struct net_device *dev)
1247 {
1248 struct r8192_priv *priv = ieee80211_priv(dev);
1249 static u32 tx_power_track_counter;
1250
1251 if (!priv->btxpower_tracking)
1252 return;
1253 if ((tx_power_track_counter % 30 == 0) && (tx_power_track_counter != 0))
1254 queue_delayed_work(priv->priv_wq, &priv->txpower_tracking_wq, 0);
1255 tx_power_track_counter++;
1256 }
1257
dm_CheckTXPowerTracking_ThermalMeter(struct net_device * dev)1258 static void dm_CheckTXPowerTracking_ThermalMeter(struct net_device *dev)
1259 {
1260 struct r8192_priv *priv = ieee80211_priv(dev);
1261 static u8 TM_Trigger;
1262 if (!priv->btxpower_tracking)
1263 return;
1264 if (priv->txpower_count <= 2) {
1265 priv->txpower_count++;
1266 return;
1267 }
1268
1269 if (!TM_Trigger) {
1270 /* Attention!! You have to write all 12bits of data to RF, or it may cause RF to crash
1271 * actually write reg0x02 bit1=0, then bit1=1.
1272 * DbgPrint("Trigger ThermalMeter, write RF reg0x2 = 0x4d to 0x4f\n");
1273 */
1274 rtl8192_phy_SetRFReg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4d);
1275 rtl8192_phy_SetRFReg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4f);
1276 rtl8192_phy_SetRFReg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4d);
1277 rtl8192_phy_SetRFReg(dev, RF90_PATH_A, 0x02, bMask12Bits, 0x4f);
1278 TM_Trigger = 1;
1279 return;
1280 }
1281 queue_delayed_work(priv->priv_wq, &priv->txpower_tracking_wq, 0);
1282 TM_Trigger = 0;
1283 }
1284
dm_check_txpower_tracking(struct net_device * dev)1285 static void dm_check_txpower_tracking(struct net_device *dev)
1286 {
1287 struct r8192_priv *priv = ieee80211_priv(dev);
1288
1289 #ifdef RTL8190P
1290 dm_CheckTXPowerTracking_TSSI(dev);
1291 #else
1292 if (priv->bDcut)
1293 dm_CheckTXPowerTracking_TSSI(dev);
1294 else
1295 dm_CheckTXPowerTracking_ThermalMeter(dev);
1296 #endif
1297
1298 } /* dm_CheckTXPowerTracking */
1299
dm_CCKTxPowerAdjust_TSSI(struct net_device * dev,bool bInCH14)1300 static void dm_CCKTxPowerAdjust_TSSI(struct net_device *dev, bool bInCH14)
1301 {
1302 u32 TempVal;
1303 struct r8192_priv *priv = ieee80211_priv(dev);
1304
1305 /* Write 0xa22 0xa23 */
1306 TempVal = 0;
1307 if (!bInCH14) {
1308 /* Write 0xa22 0xa23 */
1309 TempVal = priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[0] +
1310 (priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[1]<<8);
1311
1312 rtl8192_setBBreg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal);
1313 /* Write 0xa24 ~ 0xa27 */
1314 TempVal = priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[2] +
1315 (priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[3]<<8) +
1316 (priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[4]<<16)+
1317 (priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[5]<<24);
1318 rtl8192_setBBreg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal);
1319 /* Write 0xa28 0xa29 */
1320 TempVal = priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[6] +
1321 (priv->cck_txbbgain_table[priv->cck_present_attenuation].ccktxbb_valuearray[7]<<8);
1322
1323 rtl8192_setBBreg(dev, rCCK0_DebugPort, bMaskLWord, TempVal);
1324 } else {
1325 TempVal = priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[0] +
1326 (priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[1]<<8);
1327
1328 rtl8192_setBBreg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal);
1329 /* Write 0xa24 ~ 0xa27 */
1330 TempVal = priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[2] +
1331 (priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[3]<<8) +
1332 (priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[4]<<16)+
1333 (priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[5]<<24);
1334 rtl8192_setBBreg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal);
1335 /* Write 0xa28 0xa29 */
1336 TempVal = priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[6] +
1337 (priv->cck_txbbgain_ch14_table[priv->cck_present_attenuation].ccktxbb_valuearray[7]<<8);
1338
1339 rtl8192_setBBreg(dev, rCCK0_DebugPort, bMaskLWord, TempVal);
1340 }
1341 }
1342
dm_CCKTxPowerAdjust_ThermalMeter(struct net_device * dev,bool bInCH14)1343 static void dm_CCKTxPowerAdjust_ThermalMeter(struct net_device *dev, bool bInCH14)
1344 {
1345 u32 TempVal;
1346 struct r8192_priv *priv = ieee80211_priv(dev);
1347
1348 TempVal = 0;
1349 if (!bInCH14) {
1350 /* Write 0xa22 0xa23 */
1351 TempVal = CCKSwingTable_Ch1_Ch13[priv->CCK_index][0] +
1352 (CCKSwingTable_Ch1_Ch13[priv->CCK_index][1]<<8);
1353 rtl8192_setBBreg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal);
1354 RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n",
1355 rCCK0_TxFilter1, TempVal);
1356 /* Write 0xa24 ~ 0xa27 */
1357 TempVal = CCKSwingTable_Ch1_Ch13[priv->CCK_index][2] +
1358 (CCKSwingTable_Ch1_Ch13[priv->CCK_index][3]<<8) +
1359 (CCKSwingTable_Ch1_Ch13[priv->CCK_index][4]<<16)+
1360 (CCKSwingTable_Ch1_Ch13[priv->CCK_index][5]<<24);
1361 rtl8192_setBBreg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal);
1362 RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n",
1363 rCCK0_TxFilter2, TempVal);
1364 /* Write 0xa28 0xa29 */
1365 TempVal = CCKSwingTable_Ch1_Ch13[priv->CCK_index][6] +
1366 (CCKSwingTable_Ch1_Ch13[priv->CCK_index][7]<<8);
1367
1368 rtl8192_setBBreg(dev, rCCK0_DebugPort, bMaskLWord, TempVal);
1369 RT_TRACE(COMP_POWER_TRACKING, "CCK not chnl 14, reg 0x%x = 0x%x\n",
1370 rCCK0_DebugPort, TempVal);
1371 } else {
1372 /* Write 0xa22 0xa23 */
1373 TempVal = CCKSwingTable_Ch14[priv->CCK_index][0] +
1374 (CCKSwingTable_Ch14[priv->CCK_index][1]<<8);
1375
1376 rtl8192_setBBreg(dev, rCCK0_TxFilter1, bMaskHWord, TempVal);
1377 RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n",
1378 rCCK0_TxFilter1, TempVal);
1379 /* Write 0xa24 ~ 0xa27 */
1380 TempVal = CCKSwingTable_Ch14[priv->CCK_index][2] +
1381 (CCKSwingTable_Ch14[priv->CCK_index][3]<<8) +
1382 (CCKSwingTable_Ch14[priv->CCK_index][4]<<16)+
1383 (CCKSwingTable_Ch14[priv->CCK_index][5]<<24);
1384 rtl8192_setBBreg(dev, rCCK0_TxFilter2, bMaskDWord, TempVal);
1385 RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n",
1386 rCCK0_TxFilter2, TempVal);
1387 /* Write 0xa28 0xa29 */
1388 TempVal = CCKSwingTable_Ch14[priv->CCK_index][6] +
1389 (CCKSwingTable_Ch14[priv->CCK_index][7]<<8);
1390
1391 rtl8192_setBBreg(dev, rCCK0_DebugPort, bMaskLWord, TempVal);
1392 RT_TRACE(COMP_POWER_TRACKING, "CCK chnl 14, reg 0x%x = 0x%x\n",
1393 rCCK0_DebugPort, TempVal);
1394 }
1395 }
1396
dm_cck_txpower_adjust(struct net_device * dev,bool binch14)1397 void dm_cck_txpower_adjust(struct net_device *dev, bool binch14)
1398 { /* dm_CCKTxPowerAdjust */
1399 struct r8192_priv *priv = ieee80211_priv(dev);
1400
1401 if (priv->bDcut)
1402 dm_CCKTxPowerAdjust_TSSI(dev, binch14);
1403 else
1404 dm_CCKTxPowerAdjust_ThermalMeter(dev, binch14);
1405 }
1406
1407 #ifndef RTL8192U
dm_txpower_reset_recovery(struct net_device * dev)1408 static void dm_txpower_reset_recovery(
1409 struct net_device *dev
1410 )
1411 {
1412 struct r8192_priv *priv = ieee80211_priv(dev);
1413
1414 RT_TRACE(COMP_POWER_TRACKING, "Start Reset Recovery ==>\n");
1415 rtl8192_setBBreg(dev, rOFDM0_XATxIQImbalance, bMaskDWord, priv->txbbgain_table[priv->rfa_txpowertrackingindex].txbbgain_value);
1416 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in 0xc80 is %08x\n", priv->txbbgain_table[priv->rfa_txpowertrackingindex].txbbgain_value);
1417 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in RFA_txPowerTrackingIndex is %x\n", priv->rfa_txpowertrackingindex);
1418 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery : RF A I/Q Amplify Gain is %ld\n", priv->txbbgain_table[priv->rfa_txpowertrackingindex].txbb_iq_amplifygain);
1419 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: CCK Attenuation is %d dB\n", priv->cck_present_attenuation);
1420 dm_cck_txpower_adjust(dev, priv->bcck_in_ch14);
1421
1422 rtl8192_setBBreg(dev, rOFDM0_XCTxIQImbalance, bMaskDWord, priv->txbbgain_table[priv->rfc_txpowertrackingindex].txbbgain_value);
1423 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in 0xc90 is %08x\n", priv->txbbgain_table[priv->rfc_txpowertrackingindex].txbbgain_value);
1424 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery: Fill in RFC_txPowerTrackingIndex is %x\n", priv->rfc_txpowertrackingindex);
1425 RT_TRACE(COMP_POWER_TRACKING, "Reset Recovery : RF C I/Q Amplify Gain is %ld\n", priv->txbbgain_table[priv->rfc_txpowertrackingindex].txbb_iq_amplifygain);
1426
1427 } /* dm_TXPowerResetRecovery */
1428
dm_restore_dynamic_mechanism_state(struct net_device * dev)1429 void dm_restore_dynamic_mechanism_state(struct net_device *dev)
1430 {
1431 struct r8192_priv *priv = ieee80211_priv(dev);
1432 u32 reg_ratr = priv->rate_adaptive.last_ratr;
1433
1434 if (!priv->up) {
1435 RT_TRACE(COMP_RATE, "<---- dm_restore_dynamic_mechanism_state(): driver is going to unload\n");
1436 return;
1437 }
1438
1439 /* Restore previous state for rate adaptive */
1440 if (priv->rate_adaptive.rate_adaptive_disabled)
1441 return;
1442 /* TODO: Only 11n mode is implemented currently, */
1443 if (!(priv->ieee80211->mode == WIRELESS_MODE_N_24G ||
1444 priv->ieee80211->mode == WIRELESS_MODE_N_5G))
1445 return;
1446
1447 {
1448 /* 2007/11/15 MH Copy from 8190PCI. */
1449 u32 ratr_value;
1450
1451 ratr_value = reg_ratr;
1452 if (priv->rf_type == RF_1T2R) { /* 1T2R, Spatial Stream 2 should be disabled */
1453 ratr_value &= ~(RATE_ALL_OFDM_2SS);
1454 }
1455 write_nic_dword(dev, RATR0, ratr_value);
1456 write_nic_byte(dev, UFWP, 1);
1457 }
1458 /* Restore TX Power Tracking Index */
1459 if (priv->btxpower_trackingInit && priv->btxpower_tracking)
1460 dm_txpower_reset_recovery(dev);
1461
1462 /* Restore BB Initial Gain */
1463 dm_bb_initialgain_restore(dev);
1464
1465 } /* DM_RestoreDynamicMechanismState */
1466
dm_bb_initialgain_restore(struct net_device * dev)1467 static void dm_bb_initialgain_restore(struct net_device *dev)
1468 {
1469 struct r8192_priv *priv = ieee80211_priv(dev);
1470 u32 bit_mask = 0x7f; /* Bit0~ Bit6 */
1471
1472 if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
1473 return;
1474
1475 /* Disable Initial Gain */
1476 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x8); /* Only clear byte 1 and rewrite. */
1477 rtl8192_setBBreg(dev, rOFDM0_XAAGCCore1, bit_mask, (u32)priv->initgain_backup.xaagccore1);
1478 rtl8192_setBBreg(dev, rOFDM0_XBAGCCore1, bit_mask, (u32)priv->initgain_backup.xbagccore1);
1479 rtl8192_setBBreg(dev, rOFDM0_XCAGCCore1, bit_mask, (u32)priv->initgain_backup.xcagccore1);
1480 rtl8192_setBBreg(dev, rOFDM0_XDAGCCore1, bit_mask, (u32)priv->initgain_backup.xdagccore1);
1481 bit_mask = bMaskByte2;
1482 rtl8192_setBBreg(dev, rCCK0_CCA, bit_mask, (u32)priv->initgain_backup.cca);
1483
1484 RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc50 is %x\n", priv->initgain_backup.xaagccore1);
1485 RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc58 is %x\n", priv->initgain_backup.xbagccore1);
1486 RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc60 is %x\n", priv->initgain_backup.xcagccore1);
1487 RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xc68 is %x\n", priv->initgain_backup.xdagccore1);
1488 RT_TRACE(COMP_DIG, "dm_BBInitialGainRestore 0xa0a is %x\n", priv->initgain_backup.cca);
1489 /* Enable Initial Gain */
1490 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x1); /* Only clear byte 1 and rewrite. */
1491
1492 } /* dm_BBInitialGainRestore */
1493
dm_bb_initialgain_backup(struct net_device * dev)1494 static void dm_bb_initialgain_backup(struct net_device *dev)
1495 {
1496 struct r8192_priv *priv = ieee80211_priv(dev);
1497 u32 bit_mask = bMaskByte0; /* Bit0~ Bit6 */
1498
1499 if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
1500 return;
1501
1502 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x8); /* Only clear byte 1 and rewrite. */
1503 priv->initgain_backup.xaagccore1 = (u8)rtl8192_QueryBBReg(dev, rOFDM0_XAAGCCore1, bit_mask);
1504 priv->initgain_backup.xbagccore1 = (u8)rtl8192_QueryBBReg(dev, rOFDM0_XBAGCCore1, bit_mask);
1505 priv->initgain_backup.xcagccore1 = (u8)rtl8192_QueryBBReg(dev, rOFDM0_XCAGCCore1, bit_mask);
1506 priv->initgain_backup.xdagccore1 = (u8)rtl8192_QueryBBReg(dev, rOFDM0_XDAGCCore1, bit_mask);
1507 bit_mask = bMaskByte2;
1508 priv->initgain_backup.cca = (u8)rtl8192_QueryBBReg(dev, rCCK0_CCA, bit_mask);
1509
1510 RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc50 is %x\n", priv->initgain_backup.xaagccore1);
1511 RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc58 is %x\n", priv->initgain_backup.xbagccore1);
1512 RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc60 is %x\n", priv->initgain_backup.xcagccore1);
1513 RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xc68 is %x\n", priv->initgain_backup.xdagccore1);
1514 RT_TRACE(COMP_DIG, "BBInitialGainBackup 0xa0a is %x\n", priv->initgain_backup.cca);
1515
1516 } /* dm_BBInitialGainBakcup */
1517
1518 #endif
1519 /*-----------------------------------------------------------------------------
1520 * Function: dm_dig_init()
1521 *
1522 * Overview: Set DIG scheme init value.
1523 *
1524 * Input: NONE
1525 *
1526 * Output: NONE
1527 *
1528 * Return: NONE
1529 *---------------------------------------------------------------------------
1530 */
dm_dig_init(struct net_device * dev)1531 static void dm_dig_init(struct net_device *dev)
1532 {
1533 struct r8192_priv *priv = ieee80211_priv(dev);
1534 /* 2007/10/05 MH Disable DIG scheme now. Not tested. */
1535 dm_digtable.dig_enable_flag = true;
1536 dm_digtable.dig_algorithm = DIG_ALGO_BY_RSSI;
1537 dm_digtable.dig_algorithm_switch = 0;
1538
1539 /* 2007/10/04 MH Define init gain threshold. */
1540 dm_digtable.dig_state = DM_STA_DIG_MAX;
1541 dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX;
1542
1543 dm_digtable.rssi_low_thresh = DM_DIG_THRESH_LOW;
1544 dm_digtable.rssi_high_thresh = DM_DIG_THRESH_HIGH;
1545
1546 dm_digtable.rssi_high_power_lowthresh = DM_DIG_HIGH_PWR_THRESH_LOW;
1547 dm_digtable.rssi_high_power_highthresh = DM_DIG_HIGH_PWR_THRESH_HIGH;
1548
1549 dm_digtable.rssi_val = 50; /* for new dig debug rssi value */
1550 dm_digtable.backoff_val = DM_DIG_BACKOFF;
1551 if (priv->CustomerID == RT_CID_819x_Netcore)
1552 dm_digtable.rx_gain_range_min = DM_DIG_MIN_NETCORE;
1553 else
1554 dm_digtable.rx_gain_range_min = DM_DIG_MIN;
1555
1556 } /* dm_dig_init */
1557
1558 /*-----------------------------------------------------------------------------
1559 * Function: dm_ctrl_initgain_byrssi()
1560 *
1561 * Overview: Driver must monitor RSSI and notify firmware to change initial
1562 * gain according to different threshold. BB team provide the
1563 * suggested solution.
1564 *
1565 * Input: struct net_device *dev
1566 *
1567 * Output: NONE
1568 *
1569 * Return: NONE
1570 *---------------------------------------------------------------------------
1571 */
dm_ctrl_initgain_byrssi(struct net_device * dev)1572 static void dm_ctrl_initgain_byrssi(struct net_device *dev)
1573 {
1574 if (!dm_digtable.dig_enable_flag)
1575 return;
1576
1577 if (dm_digtable.dig_algorithm == DIG_ALGO_BY_FALSE_ALARM)
1578 dm_ctrl_initgain_byrssi_by_fwfalse_alarm(dev);
1579 else if (dm_digtable.dig_algorithm == DIG_ALGO_BY_RSSI)
1580 dm_ctrl_initgain_byrssi_by_driverrssi(dev);
1581 /* ; */
1582 else
1583 return;
1584 }
1585
dm_ctrl_initgain_byrssi_by_driverrssi(struct net_device * dev)1586 static void dm_ctrl_initgain_byrssi_by_driverrssi(
1587 struct net_device *dev)
1588 {
1589 struct r8192_priv *priv = ieee80211_priv(dev);
1590 u8 i;
1591 static u8 fw_dig;
1592
1593 if (!dm_digtable.dig_enable_flag)
1594 return;
1595
1596 if (dm_digtable.dig_algorithm_switch) /* if switched algorithm, we have to disable FW Dig. */
1597 fw_dig = 0;
1598
1599 if (fw_dig <= 3) { /* execute several times to make sure the FW Dig is disabled */
1600 /* FW DIG Off */
1601 for (i = 0; i < 3; i++)
1602 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x8); /* Only clear byte 1 and rewrite. */
1603 fw_dig++;
1604 dm_digtable.dig_state = DM_STA_DIG_OFF; /* fw dig off. */
1605 }
1606
1607 if (priv->ieee80211->state == IEEE80211_LINKED)
1608 dm_digtable.cur_connect_state = DIG_CONNECT;
1609 else
1610 dm_digtable.cur_connect_state = DIG_DISCONNECT;
1611
1612 dm_digtable.rssi_val = priv->undecorated_smoothed_pwdb;
1613 dm_initial_gain(dev);
1614 dm_pd_th(dev);
1615 dm_cs_ratio(dev);
1616 if (dm_digtable.dig_algorithm_switch)
1617 dm_digtable.dig_algorithm_switch = 0;
1618 dm_digtable.pre_connect_state = dm_digtable.cur_connect_state;
1619
1620 } /* dm_CtrlInitGainByRssi */
1621
dm_ctrl_initgain_byrssi_by_fwfalse_alarm(struct net_device * dev)1622 static void dm_ctrl_initgain_byrssi_by_fwfalse_alarm(
1623 struct net_device *dev)
1624 {
1625 struct r8192_priv *priv = ieee80211_priv(dev);
1626 static u32 reset_cnt;
1627 u8 i;
1628
1629 if (!dm_digtable.dig_enable_flag)
1630 return;
1631
1632 if (dm_digtable.dig_algorithm_switch) {
1633 dm_digtable.dig_state = DM_STA_DIG_MAX;
1634 /* Fw DIG On. */
1635 for (i = 0; i < 3; i++)
1636 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x1); /* Only clear byte 1 and rewrite.*/
1637 dm_digtable.dig_algorithm_switch = 0;
1638 }
1639
1640 if (priv->ieee80211->state != IEEE80211_LINKED)
1641 return;
1642
1643 /* For smooth, we can not change DIG state. */
1644 if ((priv->undecorated_smoothed_pwdb > dm_digtable.rssi_low_thresh) &&
1645 (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_thresh))
1646 return;
1647
1648 /* 1. When RSSI decrease, We have to judge if it is smaller than a threshold
1649 * and then execute the step below.
1650 */
1651 if (priv->undecorated_smoothed_pwdb <= dm_digtable.rssi_low_thresh) {
1652 /* 2008/02/05 MH When we execute silent reset, the DIG PHY parameters
1653 * will be reset to init value. We must prevent the condition.
1654 */
1655 if (dm_digtable.dig_state == DM_STA_DIG_OFF &&
1656 (priv->reset_count == reset_cnt)) {
1657 return;
1658 }
1659 reset_cnt = priv->reset_count;
1660
1661 /* If DIG is off, DIG high power state must reset. */
1662 dm_digtable.dig_highpwr_state = DM_STA_DIG_MAX;
1663 dm_digtable.dig_state = DM_STA_DIG_OFF;
1664
1665 /* 1.1 DIG Off. */
1666 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x8); /* Only clear byte 1 and rewrite. */
1667
1668 /* 1.2 Set initial gain. */
1669 write_nic_byte(dev, rOFDM0_XAAGCCore1, 0x17);
1670 write_nic_byte(dev, rOFDM0_XBAGCCore1, 0x17);
1671 write_nic_byte(dev, rOFDM0_XCAGCCore1, 0x17);
1672 write_nic_byte(dev, rOFDM0_XDAGCCore1, 0x17);
1673
1674 /* 1.3 Lower PD_TH for OFDM. */
1675 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1676 /* 2008/01/11 MH 40MHZ 90/92 register are not the same.
1677 * 2008/02/05 MH SD3-Jerry 92U/92E PD_TH are the same.
1678 */
1679 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x00);
1680 } else
1681 write_nic_byte(dev, rOFDM0_RxDetector1, 0x42);
1682
1683 /* 1.4 Lower CS ratio for CCK. */
1684 write_nic_byte(dev, 0xa0a, 0x08);
1685
1686 /* 1.5 Higher EDCCA. */
1687 return;
1688 }
1689
1690 /* 2. When RSSI increase, We have to judge if it is larger than a threshold
1691 * and then execute the step below.
1692 */
1693 if (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_thresh) {
1694 u8 reset_flag = 0;
1695
1696 if (dm_digtable.dig_state == DM_STA_DIG_ON &&
1697 (priv->reset_count == reset_cnt)) {
1698 dm_ctrl_initgain_byrssi_highpwr(dev);
1699 return;
1700 }
1701 if (priv->reset_count != reset_cnt)
1702 reset_flag = 1;
1703
1704 reset_cnt = priv->reset_count;
1705
1706 dm_digtable.dig_state = DM_STA_DIG_ON;
1707
1708 /* 2.1 Set initial gain.
1709 * 2008/02/26 MH SD3-Jerry suggest to prevent dirty environment.
1710 */
1711 if (reset_flag == 1) {
1712 write_nic_byte(dev, rOFDM0_XAAGCCore1, 0x2c);
1713 write_nic_byte(dev, rOFDM0_XBAGCCore1, 0x2c);
1714 write_nic_byte(dev, rOFDM0_XCAGCCore1, 0x2c);
1715 write_nic_byte(dev, rOFDM0_XDAGCCore1, 0x2c);
1716 } else {
1717 write_nic_byte(dev, rOFDM0_XAAGCCore1, 0x20);
1718 write_nic_byte(dev, rOFDM0_XBAGCCore1, 0x20);
1719 write_nic_byte(dev, rOFDM0_XCAGCCore1, 0x20);
1720 write_nic_byte(dev, rOFDM0_XDAGCCore1, 0x20);
1721 }
1722
1723 /* 2.2 Higher PD_TH for OFDM. */
1724 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1725 /* 2008/01/11 MH 40MHZ 90/92 register are not the same.
1726 * 2008/02/05 MH SD3-Jerry 92U/92E PD_TH are the same.
1727 */
1728 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x20);
1729 } else
1730 write_nic_byte(dev, rOFDM0_RxDetector1, 0x44);
1731
1732 /* 2.3 Higher CS ratio for CCK. */
1733 write_nic_byte(dev, 0xa0a, 0xcd);
1734
1735 /* 2.4 Lower EDCCA.
1736 * 2008/01/11 MH 90/92 series are the same.
1737 */
1738
1739 /* 2.5 DIG On. */
1740 rtl8192_setBBreg(dev, UFWP, bMaskByte1, 0x1); /* Only clear byte 1 and rewrite. */
1741 }
1742
1743 dm_ctrl_initgain_byrssi_highpwr(dev);
1744
1745 } /* dm_CtrlInitGainByRssi */
1746
1747 /*-----------------------------------------------------------------------------
1748 * Function: dm_ctrl_initgain_byrssi_highpwr()
1749 *
1750 * Overview:
1751 *
1752 * Input: NONE
1753 *
1754 * Output: NONE
1755 *
1756 * Return: NONE
1757 *---------------------------------------------------------------------------
1758 */
dm_ctrl_initgain_byrssi_highpwr(struct net_device * dev)1759 static void dm_ctrl_initgain_byrssi_highpwr(
1760 struct net_device *dev)
1761 {
1762 struct r8192_priv *priv = ieee80211_priv(dev);
1763 static u32 reset_cnt_highpwr;
1764
1765 /* For smooth, we can not change high power DIG state in the range. */
1766 if ((priv->undecorated_smoothed_pwdb > dm_digtable.rssi_high_power_lowthresh) &&
1767 (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_power_highthresh))
1768 return;
1769
1770 /* 3. When RSSI >75% or <70%, it is a high power issue. We have to judge if
1771 * it is larger than a threshold and then execute the step below.
1772 *
1773 * 2008/02/05 MH SD3-Jerry Modify PD_TH for high power issue.
1774 */
1775 if (priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_power_highthresh) {
1776 if (dm_digtable.dig_highpwr_state == DM_STA_DIG_ON &&
1777 (priv->reset_count == reset_cnt_highpwr))
1778 return;
1779 dm_digtable.dig_highpwr_state = DM_STA_DIG_ON;
1780
1781 /* 3.1 Higher PD_TH for OFDM for high power state. */
1782 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1783 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x10);
1784 } else
1785 write_nic_byte(dev, rOFDM0_RxDetector1, 0x43);
1786 } else {
1787 if (dm_digtable.dig_highpwr_state == DM_STA_DIG_OFF &&
1788 (priv->reset_count == reset_cnt_highpwr))
1789 return;
1790 dm_digtable.dig_highpwr_state = DM_STA_DIG_OFF;
1791
1792 if (priv->undecorated_smoothed_pwdb < dm_digtable.rssi_high_power_lowthresh &&
1793 priv->undecorated_smoothed_pwdb >= dm_digtable.rssi_high_thresh) {
1794 /* 3.2 Recover PD_TH for OFDM for normal power region. */
1795 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1796 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x20);
1797 } else
1798 write_nic_byte(dev, rOFDM0_RxDetector1, 0x44);
1799 }
1800 }
1801
1802 reset_cnt_highpwr = priv->reset_count;
1803
1804 } /* dm_CtrlInitGainByRssiHighPwr */
1805
dm_initial_gain(struct net_device * dev)1806 static void dm_initial_gain(
1807 struct net_device *dev)
1808 {
1809 struct r8192_priv *priv = ieee80211_priv(dev);
1810 u8 initial_gain = 0;
1811 static u8 initialized, force_write;
1812 static u32 reset_cnt;
1813 u8 tmp;
1814
1815 if (dm_digtable.dig_algorithm_switch) {
1816 initialized = 0;
1817 reset_cnt = 0;
1818 }
1819
1820 if (dm_digtable.pre_connect_state == dm_digtable.cur_connect_state) {
1821 if (dm_digtable.cur_connect_state == DIG_CONNECT) {
1822 if ((dm_digtable.rssi_val + 10 - dm_digtable.backoff_val) > DM_DIG_MAX)
1823 dm_digtable.cur_ig_value = DM_DIG_MAX;
1824 else if ((dm_digtable.rssi_val+10-dm_digtable.backoff_val) < dm_digtable.rx_gain_range_min)
1825 dm_digtable.cur_ig_value = dm_digtable.rx_gain_range_min;
1826 else
1827 dm_digtable.cur_ig_value = dm_digtable.rssi_val+10-dm_digtable.backoff_val;
1828 } else { /* current state is disconnected */
1829 if (dm_digtable.cur_ig_value == 0)
1830 dm_digtable.cur_ig_value = priv->DefaultInitialGain[0];
1831 else
1832 dm_digtable.cur_ig_value = dm_digtable.pre_ig_value;
1833 }
1834 } else { /* disconnected -> connected or connected -> disconnected */
1835 dm_digtable.cur_ig_value = priv->DefaultInitialGain[0];
1836 dm_digtable.pre_ig_value = 0;
1837 }
1838
1839 /* if silent reset happened, we should rewrite the values back */
1840 if (priv->reset_count != reset_cnt) {
1841 force_write = 1;
1842 reset_cnt = priv->reset_count;
1843 }
1844
1845 read_nic_byte(dev, rOFDM0_XAAGCCore1, &tmp);
1846 if (dm_digtable.pre_ig_value != tmp)
1847 force_write = 1;
1848
1849 {
1850 if ((dm_digtable.pre_ig_value != dm_digtable.cur_ig_value)
1851 || !initialized || force_write) {
1852 initial_gain = (u8)dm_digtable.cur_ig_value;
1853 /* Set initial gain. */
1854 write_nic_byte(dev, rOFDM0_XAAGCCore1, initial_gain);
1855 write_nic_byte(dev, rOFDM0_XBAGCCore1, initial_gain);
1856 write_nic_byte(dev, rOFDM0_XCAGCCore1, initial_gain);
1857 write_nic_byte(dev, rOFDM0_XDAGCCore1, initial_gain);
1858 dm_digtable.pre_ig_value = dm_digtable.cur_ig_value;
1859 initialized = 1;
1860 force_write = 0;
1861 }
1862 }
1863 }
1864
dm_pd_th(struct net_device * dev)1865 static void dm_pd_th(
1866 struct net_device *dev)
1867 {
1868 struct r8192_priv *priv = ieee80211_priv(dev);
1869 static u8 initialized, force_write;
1870 static u32 reset_cnt;
1871
1872 if (dm_digtable.dig_algorithm_switch) {
1873 initialized = 0;
1874 reset_cnt = 0;
1875 }
1876
1877 if (dm_digtable.pre_connect_state == dm_digtable.cur_connect_state) {
1878 if (dm_digtable.cur_connect_state == DIG_CONNECT) {
1879 if (dm_digtable.rssi_val >= dm_digtable.rssi_high_power_highthresh)
1880 dm_digtable.curpd_thstate = DIG_PD_AT_HIGH_POWER;
1881 else if (dm_digtable.rssi_val <= dm_digtable.rssi_low_thresh)
1882 dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER;
1883 else if ((dm_digtable.rssi_val >= dm_digtable.rssi_high_thresh) &&
1884 (dm_digtable.rssi_val < dm_digtable.rssi_high_power_lowthresh))
1885 dm_digtable.curpd_thstate = DIG_PD_AT_NORMAL_POWER;
1886 else
1887 dm_digtable.curpd_thstate = dm_digtable.prepd_thstate;
1888 } else {
1889 dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER;
1890 }
1891 } else { /* disconnected -> connected or connected -> disconnected */
1892 dm_digtable.curpd_thstate = DIG_PD_AT_LOW_POWER;
1893 }
1894
1895 /* if silent reset happened, we should rewrite the values back */
1896 if (priv->reset_count != reset_cnt) {
1897 force_write = 1;
1898 reset_cnt = priv->reset_count;
1899 }
1900
1901 {
1902 if ((dm_digtable.prepd_thstate != dm_digtable.curpd_thstate) ||
1903 (initialized <= 3) || force_write) {
1904 if (dm_digtable.curpd_thstate == DIG_PD_AT_LOW_POWER) {
1905 /* Lower PD_TH for OFDM. */
1906 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1907 /* 2008/01/11 MH 40MHZ 90/92 register are not the same.
1908 * 2008/02/05 MH SD3-Jerry 92U/92E PD_TH are the same.
1909 */
1910 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x00);
1911 } else
1912 write_nic_byte(dev, rOFDM0_RxDetector1, 0x42);
1913 } else if (dm_digtable.curpd_thstate == DIG_PD_AT_NORMAL_POWER) {
1914 /* Higher PD_TH for OFDM. */
1915 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1916 /* 2008/01/11 MH 40MHZ 90/92 register are not the same.
1917 * 2008/02/05 MH SD3-Jerry 92U/92E PD_TH are the same.
1918 */
1919 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x20);
1920 } else
1921 write_nic_byte(dev, rOFDM0_RxDetector1, 0x44);
1922 } else if (dm_digtable.curpd_thstate == DIG_PD_AT_HIGH_POWER) {
1923 /* Higher PD_TH for OFDM for high power state. */
1924 if (priv->CurrentChannelBW != HT_CHANNEL_WIDTH_20) {
1925 write_nic_byte(dev, (rOFDM0_XATxAFE+3), 0x10);
1926 } else
1927 write_nic_byte(dev, rOFDM0_RxDetector1, 0x43);
1928 }
1929 dm_digtable.prepd_thstate = dm_digtable.curpd_thstate;
1930 if (initialized <= 3)
1931 initialized++;
1932 force_write = 0;
1933 }
1934 }
1935 }
1936
dm_cs_ratio(struct net_device * dev)1937 static void dm_cs_ratio(
1938 struct net_device *dev)
1939 {
1940 struct r8192_priv *priv = ieee80211_priv(dev);
1941 static u8 initialized, force_write;
1942 static u32 reset_cnt;
1943
1944 if (dm_digtable.dig_algorithm_switch) {
1945 initialized = 0;
1946 reset_cnt = 0;
1947 }
1948
1949 if (dm_digtable.pre_connect_state == dm_digtable.cur_connect_state) {
1950 if (dm_digtable.cur_connect_state == DIG_CONNECT) {
1951 if (dm_digtable.rssi_val <= dm_digtable.rssi_low_thresh)
1952 dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER;
1953 else if (dm_digtable.rssi_val >= dm_digtable.rssi_high_thresh)
1954 dm_digtable.curcs_ratio_state = DIG_CS_RATIO_HIGHER;
1955 else
1956 dm_digtable.curcs_ratio_state = dm_digtable.precs_ratio_state;
1957 } else {
1958 dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER;
1959 }
1960 } else /* disconnected -> connected or connected -> disconnected */
1961 dm_digtable.curcs_ratio_state = DIG_CS_RATIO_LOWER;
1962
1963 /* if silent reset happened, we should rewrite the values back */
1964 if (priv->reset_count != reset_cnt) {
1965 force_write = 1;
1966 reset_cnt = priv->reset_count;
1967 }
1968
1969 {
1970 if ((dm_digtable.precs_ratio_state != dm_digtable.curcs_ratio_state) ||
1971 !initialized || force_write) {
1972 if (dm_digtable.curcs_ratio_state == DIG_CS_RATIO_LOWER) {
1973 /* Lower CS ratio for CCK. */
1974 write_nic_byte(dev, 0xa0a, 0x08);
1975 } else if (dm_digtable.curcs_ratio_state == DIG_CS_RATIO_HIGHER) {
1976 /* Higher CS ratio for CCK. */
1977 write_nic_byte(dev, 0xa0a, 0xcd);
1978 }
1979 dm_digtable.precs_ratio_state = dm_digtable.curcs_ratio_state;
1980 initialized = 1;
1981 force_write = 0;
1982 }
1983 }
1984 }
1985
dm_init_edca_turbo(struct net_device * dev)1986 void dm_init_edca_turbo(struct net_device *dev)
1987 {
1988 struct r8192_priv *priv = ieee80211_priv(dev);
1989
1990 priv->bcurrent_turbo_EDCA = false;
1991 priv->ieee80211->bis_any_nonbepkts = false;
1992 priv->bis_cur_rdlstate = false;
1993 } /* dm_init_edca_turbo */
1994
dm_check_edca_turbo(struct net_device * dev)1995 static void dm_check_edca_turbo(
1996 struct net_device *dev)
1997 {
1998 struct r8192_priv *priv = ieee80211_priv(dev);
1999 PRT_HIGH_THROUGHPUT pHTInfo = priv->ieee80211->pHTInfo;
2000
2001 /* Keep past Tx/Rx packet count for RT-to-RT EDCA turbo. */
2002 static unsigned long lastTxOkCnt;
2003 static unsigned long lastRxOkCnt;
2004 unsigned long curTxOkCnt = 0;
2005 unsigned long curRxOkCnt = 0;
2006
2007 /* Do not be Turbo if it's under WiFi config and Qos Enabled, because the EDCA parameters
2008 * should follow the settings from QAP. By Bruce, 2007-12-07.
2009 */
2010 if (priv->ieee80211->state != IEEE80211_LINKED)
2011 goto dm_CheckEdcaTurbo_EXIT;
2012 /* We do not turn on EDCA turbo mode for some AP that has IOT issue */
2013 if (priv->ieee80211->pHTInfo->IOTAction & HT_IOT_ACT_DISABLE_EDCA_TURBO)
2014 goto dm_CheckEdcaTurbo_EXIT;
2015
2016 if (!priv->ieee80211->bis_any_nonbepkts) {
2017 curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt;
2018 curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt;
2019 /* For RT-AP, we needs to turn it on when Rx>Tx */
2020 if (curRxOkCnt > 4*curTxOkCnt) {
2021 if (!priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) {
2022 write_nic_dword(dev, EDCAPARA_BE, edca_setting_DL[pHTInfo->IOTPeer]);
2023 priv->bis_cur_rdlstate = true;
2024 }
2025 } else {
2026 if (priv->bis_cur_rdlstate || !priv->bcurrent_turbo_EDCA) {
2027 write_nic_dword(dev, EDCAPARA_BE, edca_setting_UL[pHTInfo->IOTPeer]);
2028 priv->bis_cur_rdlstate = false;
2029 }
2030 }
2031
2032 priv->bcurrent_turbo_EDCA = true;
2033 } else {
2034 /* Turn Off EDCA turbo here.
2035 * Restore original EDCA according to the declaration of AP.
2036 */
2037 if (priv->bcurrent_turbo_EDCA) {
2038 u8 u1bAIFS;
2039 u32 u4bAcParam, op_limit, cw_max, cw_min;
2040
2041 struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
2042 u8 mode = priv->ieee80211->mode;
2043
2044 /* For Each time updating EDCA parameter, reset EDCA turbo mode status. */
2045 dm_init_edca_turbo(dev);
2046
2047 u1bAIFS = qos_parameters->aifs[0] * ((mode & (IEEE_G | IEEE_N_24G)) ? 9 : 20) + aSifsTime;
2048
2049 op_limit = (u32)le16_to_cpu(qos_parameters->tx_op_limit[0]);
2050 cw_max = (u32)le16_to_cpu(qos_parameters->cw_max[0]);
2051 cw_min = (u32)le16_to_cpu(qos_parameters->cw_min[0]);
2052
2053 op_limit <<= AC_PARAM_TXOP_LIMIT_OFFSET;
2054 cw_max <<= AC_PARAM_ECW_MAX_OFFSET;
2055 cw_min <<= AC_PARAM_ECW_MIN_OFFSET;
2056 u1bAIFS <<= AC_PARAM_AIFS_OFFSET;
2057
2058 u4bAcParam = op_limit | cw_max | cw_min | u1bAIFS;
2059 cpu_to_le32s(&u4bAcParam);
2060
2061 write_nic_dword(dev, EDCAPARA_BE, u4bAcParam);
2062
2063 /* Check ACM bit.
2064 * If it is set, immediately set ACM control bit to downgrading AC for passing WMM testplan. Annie, 2005-12-13.
2065 */
2066 {
2067 /* TODO: Modified this part and try to set acm control in only 1 IO processing!! */
2068
2069 struct aci_aifsn *pAciAifsn = (struct aci_aifsn *)&(qos_parameters->aifs[0]);
2070 u8 AcmCtrl;
2071
2072 read_nic_byte(dev, AcmHwCtrl, &AcmCtrl);
2073
2074 if (pAciAifsn->acm) { /* acm bit is 1. */
2075 AcmCtrl |= AcmHw_BeqEn;
2076 } else { /* ACM bit is 0. */
2077 AcmCtrl &= (~AcmHw_BeqEn);
2078 }
2079
2080 RT_TRACE(COMP_QOS, "SetHwReg8190pci(): [HW_VAR_ACM_CTRL] Write 0x%X\n", AcmCtrl);
2081 write_nic_byte(dev, AcmHwCtrl, AcmCtrl);
2082 }
2083 priv->bcurrent_turbo_EDCA = false;
2084 }
2085 }
2086
2087 dm_CheckEdcaTurbo_EXIT:
2088 /* Set variables for next time. */
2089 priv->ieee80211->bis_any_nonbepkts = false;
2090 lastTxOkCnt = priv->stats.txbytesunicast;
2091 lastRxOkCnt = priv->stats.rxbytesunicast;
2092 } /* dm_CheckEdcaTurbo */
2093
dm_init_ctstoself(struct net_device * dev)2094 static void dm_init_ctstoself(struct net_device *dev)
2095 {
2096 struct r8192_priv *priv = ieee80211_priv(dev);
2097
2098 priv->ieee80211->bCTSToSelfEnable = true;
2099 priv->ieee80211->CTSToSelfTH = CTS_TO_SELF_TH_VAL;
2100 }
2101
dm_ctstoself(struct net_device * dev)2102 static void dm_ctstoself(struct net_device *dev)
2103 {
2104 struct r8192_priv *priv = ieee80211_priv(dev);
2105 PRT_HIGH_THROUGHPUT pHTInfo = priv->ieee80211->pHTInfo;
2106 static unsigned long lastTxOkCnt;
2107 static unsigned long lastRxOkCnt;
2108 unsigned long curTxOkCnt = 0;
2109 unsigned long curRxOkCnt = 0;
2110
2111 if (!priv->ieee80211->bCTSToSelfEnable) {
2112 pHTInfo->IOTAction &= ~HT_IOT_ACT_FORCED_CTS2SELF;
2113 return;
2114 }
2115 /* 1. Uplink
2116 * 2. Linksys350/Linksys300N
2117 * 3. <50 disable, >55 enable
2118 */
2119
2120 if (pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM) {
2121 curTxOkCnt = priv->stats.txbytesunicast - lastTxOkCnt;
2122 curRxOkCnt = priv->stats.rxbytesunicast - lastRxOkCnt;
2123 if (curRxOkCnt > 4*curTxOkCnt) { /* downlink, disable CTS to self */
2124 pHTInfo->IOTAction &= ~HT_IOT_ACT_FORCED_CTS2SELF;
2125 } else { /* uplink */
2126 pHTInfo->IOTAction |= HT_IOT_ACT_FORCED_CTS2SELF;
2127 }
2128
2129 lastTxOkCnt = priv->stats.txbytesunicast;
2130 lastRxOkCnt = priv->stats.rxbytesunicast;
2131 }
2132 }
2133
2134 /*-----------------------------------------------------------------------------
2135 * Function: dm_check_pbc_gpio()
2136 *
2137 * Overview: Check if PBC button is pressed.
2138 *
2139 * Input: NONE
2140 *
2141 * Output: NONE
2142 *
2143 * Return: NONE
2144 *---------------------------------------------------------------------------
2145 */
dm_check_pbc_gpio(struct net_device * dev)2146 static void dm_check_pbc_gpio(struct net_device *dev)
2147 {
2148 struct r8192_priv *priv = ieee80211_priv(dev);
2149 u8 tmp1byte;
2150
2151 read_nic_byte(dev, GPI, &tmp1byte);
2152 if (tmp1byte == 0xff)
2153 return;
2154
2155 if (tmp1byte & BIT(6) || tmp1byte & BIT(0)) {
2156 /* Here we only set bPbcPressed to TRUE
2157 * After trigger PBC, the variable will be set to FALSE
2158 */
2159 RT_TRACE(COMP_IO, "CheckPbcGPIO - PBC is pressed\n");
2160 priv->bpbc_pressed = true;
2161 }
2162 }
2163
2164 /*-----------------------------------------------------------------------------
2165 * Function: DM_RFPathCheckWorkItemCallBack()
2166 *
2167 * Overview: Check if Current RF RX path is enabled
2168 *
2169 * Input: NONE
2170 *
2171 * Output: NONE
2172 *
2173 * Return: NONE
2174 *---------------------------------------------------------------------------
2175 */
dm_rf_pathcheck_workitemcallback(struct work_struct * work)2176 void dm_rf_pathcheck_workitemcallback(struct work_struct *work)
2177 {
2178 struct delayed_work *dwork = to_delayed_work(work);
2179 struct r8192_priv *priv = container_of(dwork, struct r8192_priv, rfpath_check_wq);
2180 struct net_device *dev = priv->ieee80211->dev;
2181 u8 rfpath = 0, i;
2182
2183 /* 2008/01/30 MH After discussing with SD3 Jerry, 0xc04/0xd04 register will
2184 * always be the same. We only read 0xc04 now.
2185 */
2186 read_nic_byte(dev, 0xc04, &rfpath);
2187
2188 /* Check Bit 0-3, it means if RF A-D is enabled. */
2189 for (i = 0; i < RF90_PATH_MAX; i++) {
2190 if (rfpath & (0x01<<i))
2191 priv->brfpath_rxenable[i] = true;
2192 else
2193 priv->brfpath_rxenable[i] = false;
2194 }
2195
2196 dm_rxpath_sel_byrssi(dev);
2197 } /* DM_RFPathCheckWorkItemCallBack */
2198
dm_init_rxpath_selection(struct net_device * dev)2199 static void dm_init_rxpath_selection(struct net_device *dev)
2200 {
2201 u8 i;
2202 struct r8192_priv *priv = ieee80211_priv(dev);
2203
2204 if (priv->CustomerID == RT_CID_819x_Netcore)
2205 DM_RxPathSelTable.cck_method = CCK_RX_VERSION_2;
2206 else
2207 DM_RxPathSelTable.cck_method = CCK_RX_VERSION_1;
2208 DM_RxPathSelTable.disabled_rf = 0;
2209 for (i = 0; i < 4; i++) {
2210 DM_RxPathSelTable.rf_rssi[i] = 50;
2211 DM_RxPathSelTable.cck_pwdb_sta[i] = -64;
2212 DM_RxPathSelTable.rf_enable_rssi_th[i] = 100;
2213 }
2214 }
2215
dm_rxpath_sel_byrssi(struct net_device * dev)2216 static void dm_rxpath_sel_byrssi(struct net_device *dev)
2217 {
2218 struct r8192_priv *priv = ieee80211_priv(dev);
2219 u8 i, max_rssi_index = 0, min_rssi_index = 0, sec_rssi_index = 0, rf_num = 0;
2220 u8 tmp_max_rssi = 0, tmp_min_rssi = 0, tmp_sec_rssi = 0;
2221 u8 cck_default_Rx = 0x2; /* RF-C */
2222 u8 cck_optional_Rx = 0x3; /* RF-D */
2223 long tmp_cck_max_pwdb = 0, tmp_cck_min_pwdb = 0, tmp_cck_sec_pwdb = 0;
2224 u8 cck_rx_ver2_max_index = 0, cck_rx_ver2_min_index = 0, cck_rx_ver2_sec_index = 0;
2225 u8 cur_rf_rssi;
2226 long cur_cck_pwdb;
2227 static u8 disabled_rf_cnt, cck_Rx_Path_initialized;
2228 u8 update_cck_rx_path;
2229
2230 if (priv->rf_type != RF_2T4R)
2231 return;
2232
2233 if (!cck_Rx_Path_initialized) {
2234 read_nic_byte(dev, 0xa07, &DM_RxPathSelTable.cck_rx_path);
2235 DM_RxPathSelTable.cck_rx_path &= 0xf;
2236 cck_Rx_Path_initialized = 1;
2237 }
2238
2239 read_nic_byte(dev, 0xc04, &DM_RxPathSelTable.disabled_rf);
2240 DM_RxPathSelTable.disabled_rf = ~DM_RxPathSelTable.disabled_rf & 0xf;
2241
2242 if (priv->ieee80211->mode == WIRELESS_MODE_B) {
2243 DM_RxPathSelTable.cck_method = CCK_RX_VERSION_2; /* pure B mode, fixed cck version2 */
2244 }
2245
2246 /* decide max/sec/min rssi index */
2247 for (i = 0; i < RF90_PATH_MAX; i++) {
2248 DM_RxPathSelTable.rf_rssi[i] = priv->stats.rx_rssi_percentage[i];
2249
2250 if (priv->brfpath_rxenable[i]) {
2251 rf_num++;
2252 cur_rf_rssi = DM_RxPathSelTable.rf_rssi[i];
2253
2254 if (rf_num == 1) { /* find first enabled rf path and the rssi values */
2255 /* initialize, set all rssi index to the same one */
2256 max_rssi_index = min_rssi_index = sec_rssi_index = i;
2257 tmp_max_rssi = tmp_min_rssi = tmp_sec_rssi = cur_rf_rssi;
2258 } else if (rf_num == 2) { /* we pick up the max index first, and let sec and min to be the same one */
2259 if (cur_rf_rssi >= tmp_max_rssi) {
2260 tmp_max_rssi = cur_rf_rssi;
2261 max_rssi_index = i;
2262 } else {
2263 tmp_sec_rssi = tmp_min_rssi = cur_rf_rssi;
2264 sec_rssi_index = min_rssi_index = i;
2265 }
2266 } else {
2267 if (cur_rf_rssi > tmp_max_rssi) {
2268 tmp_sec_rssi = tmp_max_rssi;
2269 sec_rssi_index = max_rssi_index;
2270 tmp_max_rssi = cur_rf_rssi;
2271 max_rssi_index = i;
2272 } else if (cur_rf_rssi == tmp_max_rssi) { /* let sec and min point to the different index */
2273 tmp_sec_rssi = cur_rf_rssi;
2274 sec_rssi_index = i;
2275 } else if ((cur_rf_rssi < tmp_max_rssi) && (cur_rf_rssi > tmp_sec_rssi)) {
2276 tmp_sec_rssi = cur_rf_rssi;
2277 sec_rssi_index = i;
2278 } else if (cur_rf_rssi == tmp_sec_rssi) {
2279 if (tmp_sec_rssi == tmp_min_rssi) {
2280 /* let sec and min point to the different index */
2281 tmp_sec_rssi = cur_rf_rssi;
2282 sec_rssi_index = i;
2283 } else {
2284 /* This case we don't need to set any index */
2285 }
2286 } else if ((cur_rf_rssi < tmp_sec_rssi) && (cur_rf_rssi > tmp_min_rssi)) {
2287 /* This case we don't need to set any index */
2288 } else if (cur_rf_rssi == tmp_min_rssi) {
2289 if (tmp_sec_rssi == tmp_min_rssi) {
2290 /* let sec and min point to the different index */
2291 tmp_min_rssi = cur_rf_rssi;
2292 min_rssi_index = i;
2293 } else {
2294 /* This case we don't need to set any index */
2295 }
2296 } else if (cur_rf_rssi < tmp_min_rssi) {
2297 tmp_min_rssi = cur_rf_rssi;
2298 min_rssi_index = i;
2299 }
2300 }
2301 }
2302 }
2303
2304 rf_num = 0;
2305 /* decide max/sec/min cck pwdb index */
2306 if (DM_RxPathSelTable.cck_method == CCK_RX_VERSION_2) {
2307 for (i = 0; i < RF90_PATH_MAX; i++) {
2308 if (priv->brfpath_rxenable[i]) {
2309 rf_num++;
2310 cur_cck_pwdb = DM_RxPathSelTable.cck_pwdb_sta[i];
2311
2312 if (rf_num == 1) { /* find first enabled rf path and the rssi values */
2313 /* initialize, set all rssi index to the same one */
2314 cck_rx_ver2_max_index = cck_rx_ver2_min_index = cck_rx_ver2_sec_index = i;
2315 tmp_cck_max_pwdb = tmp_cck_min_pwdb = tmp_cck_sec_pwdb = cur_cck_pwdb;
2316 } else if (rf_num == 2) { /* we pick up the max index first, and let sec and min to be the same one */
2317 if (cur_cck_pwdb >= tmp_cck_max_pwdb) {
2318 tmp_cck_max_pwdb = cur_cck_pwdb;
2319 cck_rx_ver2_max_index = i;
2320 } else {
2321 tmp_cck_sec_pwdb = tmp_cck_min_pwdb = cur_cck_pwdb;
2322 cck_rx_ver2_sec_index = cck_rx_ver2_min_index = i;
2323 }
2324 } else {
2325 if (cur_cck_pwdb > tmp_cck_max_pwdb) {
2326 tmp_cck_sec_pwdb = tmp_cck_max_pwdb;
2327 cck_rx_ver2_sec_index = cck_rx_ver2_max_index;
2328 tmp_cck_max_pwdb = cur_cck_pwdb;
2329 cck_rx_ver2_max_index = i;
2330 } else if (cur_cck_pwdb == tmp_cck_max_pwdb) {
2331 /* let sec and min point to the different index */
2332 tmp_cck_sec_pwdb = cur_cck_pwdb;
2333 cck_rx_ver2_sec_index = i;
2334 } else if ((cur_cck_pwdb < tmp_cck_max_pwdb) && (cur_cck_pwdb > tmp_cck_sec_pwdb)) {
2335 tmp_cck_sec_pwdb = cur_cck_pwdb;
2336 cck_rx_ver2_sec_index = i;
2337 } else if (cur_cck_pwdb == tmp_cck_sec_pwdb && tmp_cck_sec_pwdb == tmp_cck_min_pwdb) {
2338 /* let sec and min point to the different index */
2339 tmp_cck_sec_pwdb = cur_cck_pwdb;
2340 cck_rx_ver2_sec_index = i;
2341 /* otherwise we don't need to set any index */
2342 } else if ((cur_cck_pwdb < tmp_cck_sec_pwdb) && (cur_cck_pwdb > tmp_cck_min_pwdb)) {
2343 /* This case we don't need to set any index */
2344 } else if (cur_cck_pwdb == tmp_cck_min_pwdb && tmp_cck_sec_pwdb == tmp_cck_min_pwdb) {
2345 /* let sec and min point to the different index */
2346 tmp_cck_min_pwdb = cur_cck_pwdb;
2347 cck_rx_ver2_min_index = i;
2348 /* otherwise we don't need to set any index */
2349 } else if (cur_cck_pwdb < tmp_cck_min_pwdb) {
2350 tmp_cck_min_pwdb = cur_cck_pwdb;
2351 cck_rx_ver2_min_index = i;
2352 }
2353 }
2354 }
2355 }
2356 }
2357
2358 /* Set CCK Rx path
2359 * reg0xA07[3:2]=cck default rx path, reg0xa07[1:0]=cck optional rx path.
2360 */
2361 update_cck_rx_path = 0;
2362 if (DM_RxPathSelTable.cck_method == CCK_RX_VERSION_2) {
2363 cck_default_Rx = cck_rx_ver2_max_index;
2364 cck_optional_Rx = cck_rx_ver2_sec_index;
2365 if (tmp_cck_max_pwdb != -64)
2366 update_cck_rx_path = 1;
2367 }
2368
2369 if (tmp_min_rssi < RX_PATH_SELECTION_SS_TH_LOW && disabled_rf_cnt < 2) {
2370 if ((tmp_max_rssi - tmp_min_rssi) >= RX_PATH_SELECTION_DIFF_TH) {
2371 /* record the enabled rssi threshold */
2372 DM_RxPathSelTable.rf_enable_rssi_th[min_rssi_index] = tmp_max_rssi+5;
2373 /* disable the BB Rx path, OFDM */
2374 rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0x1<<min_rssi_index, 0x0); /* 0xc04[3:0] */
2375 rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0x1<<min_rssi_index, 0x0); /* 0xd04[3:0] */
2376 disabled_rf_cnt++;
2377 }
2378 if (DM_RxPathSelTable.cck_method == CCK_RX_VERSION_1) {
2379 cck_default_Rx = max_rssi_index;
2380 cck_optional_Rx = sec_rssi_index;
2381 if (tmp_max_rssi)
2382 update_cck_rx_path = 1;
2383 }
2384 }
2385
2386 if (update_cck_rx_path) {
2387 DM_RxPathSelTable.cck_rx_path = (cck_default_Rx<<2)|(cck_optional_Rx);
2388 rtl8192_setBBreg(dev, rCCK0_AFESetting, 0x0f000000, DM_RxPathSelTable.cck_rx_path);
2389 }
2390
2391 if (DM_RxPathSelTable.disabled_rf) {
2392 for (i = 0; i < 4; i++) {
2393 if ((DM_RxPathSelTable.disabled_rf >> i) & 0x1) { /* disabled rf */
2394 if (tmp_max_rssi >= DM_RxPathSelTable.rf_enable_rssi_th[i]) {
2395 /* enable the BB Rx path */
2396 rtl8192_setBBreg(dev, rOFDM0_TRxPathEnable, 0x1<<i, 0x1); /* 0xc04[3:0] */
2397 rtl8192_setBBreg(dev, rOFDM1_TRxPathEnable, 0x1<<i, 0x1); /* 0xd04[3:0] */
2398 DM_RxPathSelTable.rf_enable_rssi_th[i] = 100;
2399 disabled_rf_cnt--;
2400 }
2401 }
2402 }
2403 }
2404 }
2405
2406 /*-----------------------------------------------------------------------------
2407 * Function: dm_check_rx_path_selection()
2408 *
2409 * Overview: Call a workitem to check current RXRF path and Rx Path selection by RSSI.
2410 *
2411 * Input: NONE
2412 *
2413 * Output: NONE
2414 *
2415 * Return: NONE
2416 *---------------------------------------------------------------------------
2417 */
dm_check_rx_path_selection(struct net_device * dev)2418 static void dm_check_rx_path_selection(struct net_device *dev)
2419 {
2420 struct r8192_priv *priv = ieee80211_priv(dev);
2421
2422 queue_delayed_work(priv->priv_wq, &priv->rfpath_check_wq, 0);
2423 } /* dm_CheckRxRFPath */
2424
dm_init_fsync(struct net_device * dev)2425 static void dm_init_fsync(struct net_device *dev)
2426 {
2427 struct r8192_priv *priv = ieee80211_priv(dev);
2428
2429 priv->ieee80211->fsync_time_interval = 500;
2430 priv->ieee80211->fsync_rate_bitmap = 0x0f000800;
2431 priv->ieee80211->fsync_rssi_threshold = 30;
2432 priv->ieee80211->bfsync_enable = false;
2433 priv->ieee80211->fsync_multiple_timeinterval = 3;
2434 priv->ieee80211->fsync_firstdiff_ratethreshold = 100;
2435 priv->ieee80211->fsync_seconddiff_ratethreshold = 200;
2436 priv->ieee80211->fsync_state = Default_Fsync;
2437 priv->framesyncMonitor = 1; /* current default 0xc38 monitor on */
2438 INIT_DELAYED_WORK(&priv->fsync_work, dm_fsync_work_callback);
2439 }
2440
dm_deInit_fsync(struct net_device * dev)2441 static void dm_deInit_fsync(struct net_device *dev)
2442 {
2443 struct r8192_priv *priv = ieee80211_priv(dev);
2444
2445 cancel_delayed_work_sync(&priv->fsync_work);
2446 }
2447
dm_fsync_work_callback(struct work_struct * work)2448 void dm_fsync_work_callback(struct work_struct *work)
2449 {
2450 struct r8192_priv *priv =
2451 container_of(work, struct r8192_priv, fsync_work.work);
2452 struct net_device *dev = priv->ieee80211->dev;
2453 u32 rate_index, rate_count = 0, rate_count_diff = 0;
2454 bool bSwitchFromCountDiff = false;
2455 bool bDoubleTimeInterval = false;
2456
2457 if (priv->ieee80211->state == IEEE80211_LINKED &&
2458 priv->ieee80211->bfsync_enable &&
2459 (priv->ieee80211->pHTInfo->IOTAction & HT_IOT_ACT_CDD_FSYNC)) {
2460 /* Count rate 54, MCS [7], [12, 13, 14, 15] */
2461 u32 rate_bitmap;
2462
2463 for (rate_index = 0; rate_index <= 27; rate_index++) {
2464 rate_bitmap = 1 << rate_index;
2465 if (priv->ieee80211->fsync_rate_bitmap & rate_bitmap)
2466 rate_count += priv->stats.received_rate_histogram[1][rate_index];
2467 }
2468
2469 if (rate_count < priv->rate_record)
2470 rate_count_diff = 0xffffffff - rate_count + priv->rate_record;
2471 else
2472 rate_count_diff = rate_count - priv->rate_record;
2473 if (rate_count_diff < priv->rateCountDiffRecord) {
2474 u32 DiffNum = priv->rateCountDiffRecord - rate_count_diff;
2475 /* Continue count */
2476 if (DiffNum >= priv->ieee80211->fsync_seconddiff_ratethreshold)
2477 priv->ContinueDiffCount++;
2478 else
2479 priv->ContinueDiffCount = 0;
2480
2481 /* Continue count over */
2482 if (priv->ContinueDiffCount >= 2) {
2483 bSwitchFromCountDiff = true;
2484 priv->ContinueDiffCount = 0;
2485 }
2486 } else {
2487 /* Stop the continued count */
2488 priv->ContinueDiffCount = 0;
2489 }
2490
2491 /* If Count diff <= FsyncRateCountThreshold */
2492 if (rate_count_diff <= priv->ieee80211->fsync_firstdiff_ratethreshold) {
2493 bSwitchFromCountDiff = true;
2494 priv->ContinueDiffCount = 0;
2495 }
2496 priv->rate_record = rate_count;
2497 priv->rateCountDiffRecord = rate_count_diff;
2498 RT_TRACE(COMP_HALDM, "rateRecord %d rateCount %d, rateCountdiff %d bSwitchFsync %d\n", priv->rate_record, rate_count, rate_count_diff, priv->bswitch_fsync);
2499 /* if we never receive those mcs rate and rssi > 30 % then switch fsyn */
2500 if (priv->undecorated_smoothed_pwdb > priv->ieee80211->fsync_rssi_threshold && bSwitchFromCountDiff) {
2501 bDoubleTimeInterval = true;
2502 priv->bswitch_fsync = !priv->bswitch_fsync;
2503 if (priv->bswitch_fsync) {
2504 write_nic_byte(dev, 0xC36, 0x1c);
2505 write_nic_byte(dev, 0xC3e, 0x90);
2506 } else {
2507 write_nic_byte(dev, 0xC36, 0x5c);
2508 write_nic_byte(dev, 0xC3e, 0x96);
2509 }
2510 } else if (priv->undecorated_smoothed_pwdb <= priv->ieee80211->fsync_rssi_threshold) {
2511 if (priv->bswitch_fsync) {
2512 priv->bswitch_fsync = false;
2513 write_nic_byte(dev, 0xC36, 0x5c);
2514 write_nic_byte(dev, 0xC3e, 0x96);
2515 }
2516 }
2517 if (bDoubleTimeInterval) {
2518 cancel_delayed_work_sync(&priv->fsync_work);
2519 schedule_delayed_work(&priv->fsync_work,
2520 msecs_to_jiffies(priv
2521 ->ieee80211->fsync_time_interval *
2522 priv->ieee80211->fsync_multiple_timeinterval));
2523 } else {
2524 cancel_delayed_work_sync(&priv->fsync_work);
2525 schedule_delayed_work(&priv->fsync_work,
2526 msecs_to_jiffies(priv
2527 ->ieee80211->fsync_time_interval));
2528 }
2529 } else {
2530 /* Let Register return to default value; */
2531 if (priv->bswitch_fsync) {
2532 priv->bswitch_fsync = false;
2533 write_nic_byte(dev, 0xC36, 0x5c);
2534 write_nic_byte(dev, 0xC3e, 0x96);
2535 }
2536 priv->ContinueDiffCount = 0;
2537 write_nic_dword(dev, rOFDM0_RxDetector2, 0x465c52cd);
2538 }
2539 RT_TRACE(COMP_HALDM, "ContinueDiffCount %d\n", priv->ContinueDiffCount);
2540 RT_TRACE(COMP_HALDM, "rateRecord %d rateCount %d, rateCountdiff %d bSwitchFsync %d\n", priv->rate_record, rate_count, rate_count_diff, priv->bswitch_fsync);
2541 }
2542
dm_StartHWFsync(struct net_device * dev)2543 static void dm_StartHWFsync(struct net_device *dev)
2544 {
2545 RT_TRACE(COMP_HALDM, "%s\n", __func__);
2546 write_nic_dword(dev, rOFDM0_RxDetector2, 0x465c12cf);
2547 write_nic_byte(dev, 0xc3b, 0x41);
2548 }
2549
dm_EndSWFsync(struct net_device * dev)2550 static void dm_EndSWFsync(struct net_device *dev)
2551 {
2552 struct r8192_priv *priv = ieee80211_priv(dev);
2553
2554 RT_TRACE(COMP_HALDM, "%s\n", __func__);
2555 cancel_delayed_work_sync(&priv->fsync_work);
2556
2557 /* Let Register return to default value; */
2558 if (priv->bswitch_fsync) {
2559 priv->bswitch_fsync = false;
2560
2561 write_nic_byte(dev, 0xC36, 0x5c);
2562
2563 write_nic_byte(dev, 0xC3e, 0x96);
2564 }
2565
2566 priv->ContinueDiffCount = 0;
2567 write_nic_dword(dev, rOFDM0_RxDetector2, 0x465c52cd);
2568 }
2569
dm_StartSWFsync(struct net_device * dev)2570 static void dm_StartSWFsync(struct net_device *dev)
2571 {
2572 struct r8192_priv *priv = ieee80211_priv(dev);
2573 u32 rateIndex;
2574 u32 rateBitmap;
2575
2576 RT_TRACE(COMP_HALDM, "%s\n", __func__);
2577 /* Initial rate record to zero, start to record. */
2578 priv->rate_record = 0;
2579 /* Initialize continue diff count to zero, start to record. */
2580 priv->ContinueDiffCount = 0;
2581 priv->rateCountDiffRecord = 0;
2582 priv->bswitch_fsync = false;
2583
2584 if (priv->ieee80211->mode == WIRELESS_MODE_N_24G) {
2585 priv->ieee80211->fsync_firstdiff_ratethreshold = 600;
2586 priv->ieee80211->fsync_seconddiff_ratethreshold = 0xffff;
2587 } else {
2588 priv->ieee80211->fsync_firstdiff_ratethreshold = 200;
2589 priv->ieee80211->fsync_seconddiff_ratethreshold = 200;
2590 }
2591 for (rateIndex = 0; rateIndex <= 27; rateIndex++) {
2592 rateBitmap = 1 << rateIndex;
2593 if (priv->ieee80211->fsync_rate_bitmap & rateBitmap)
2594 priv->rate_record += priv->stats.received_rate_histogram[1][rateIndex];
2595 }
2596 cancel_delayed_work_sync(&priv->fsync_work);
2597 schedule_delayed_work(&priv->fsync_work,
2598 msecs_to_jiffies(priv->ieee80211->fsync_time_interval));
2599
2600 write_nic_dword(dev, rOFDM0_RxDetector2, 0x465c12cd);
2601 }
2602
dm_EndHWFsync(struct net_device * dev)2603 static void dm_EndHWFsync(struct net_device *dev)
2604 {
2605 RT_TRACE(COMP_HALDM, "%s\n", __func__);
2606 write_nic_dword(dev, rOFDM0_RxDetector2, 0x465c52cd);
2607 write_nic_byte(dev, 0xc3b, 0x49);
2608 }
2609
dm_check_fsync(struct net_device * dev)2610 void dm_check_fsync(struct net_device *dev)
2611 {
2612 #define RegC38_Default 0
2613 #define RegC38_NonFsync_Other_AP 1
2614 #define RegC38_Fsync_AP_BCM 2
2615 struct r8192_priv *priv = ieee80211_priv(dev);
2616 static u8 reg_c38_State = RegC38_Default;
2617 static u32 reset_cnt;
2618
2619 RT_TRACE(COMP_HALDM, "RSSI %d TimeInterval %d MultipleTimeInterval %d\n", priv->ieee80211->fsync_rssi_threshold, priv->ieee80211->fsync_time_interval, priv->ieee80211->fsync_multiple_timeinterval);
2620 RT_TRACE(COMP_HALDM, "RateBitmap 0x%x FirstDiffRateThreshold %d SecondDiffRateThreshold %d\n", priv->ieee80211->fsync_rate_bitmap, priv->ieee80211->fsync_firstdiff_ratethreshold, priv->ieee80211->fsync_seconddiff_ratethreshold);
2621
2622 if (priv->ieee80211->state == IEEE80211_LINKED &&
2623 (priv->ieee80211->pHTInfo->IOTAction & HT_IOT_ACT_CDD_FSYNC)) {
2624 if (priv->ieee80211->bfsync_enable == 0) {
2625 switch (priv->ieee80211->fsync_state) {
2626 case Default_Fsync:
2627 dm_StartHWFsync(dev);
2628 priv->ieee80211->fsync_state = HW_Fsync;
2629 break;
2630 case SW_Fsync:
2631 dm_EndSWFsync(dev);
2632 dm_StartHWFsync(dev);
2633 priv->ieee80211->fsync_state = HW_Fsync;
2634 break;
2635 case HW_Fsync:
2636 default:
2637 break;
2638 }
2639 } else {
2640 switch (priv->ieee80211->fsync_state) {
2641 case Default_Fsync:
2642 dm_StartSWFsync(dev);
2643 priv->ieee80211->fsync_state = SW_Fsync;
2644 break;
2645 case HW_Fsync:
2646 dm_EndHWFsync(dev);
2647 dm_StartSWFsync(dev);
2648 priv->ieee80211->fsync_state = SW_Fsync;
2649 break;
2650 case SW_Fsync:
2651 default:
2652 break;
2653 }
2654 }
2655 if (priv->framesyncMonitor) {
2656 if (reg_c38_State != RegC38_Fsync_AP_BCM) {
2657 /* For broadcom AP we write different default value */
2658 write_nic_byte(dev, rOFDM0_RxDetector3, 0x95);
2659
2660 reg_c38_State = RegC38_Fsync_AP_BCM;
2661 }
2662 }
2663 } else {
2664 switch (priv->ieee80211->fsync_state) {
2665 case HW_Fsync:
2666 dm_EndHWFsync(dev);
2667 priv->ieee80211->fsync_state = Default_Fsync;
2668 break;
2669 case SW_Fsync:
2670 dm_EndSWFsync(dev);
2671 priv->ieee80211->fsync_state = Default_Fsync;
2672 break;
2673 case Default_Fsync:
2674 default:
2675 break;
2676 }
2677
2678 if (priv->framesyncMonitor) {
2679 if (priv->ieee80211->state == IEEE80211_LINKED) {
2680 if (priv->undecorated_smoothed_pwdb <= REG_C38_TH) {
2681 if (reg_c38_State != RegC38_NonFsync_Other_AP) {
2682 write_nic_byte(dev, rOFDM0_RxDetector3, 0x90);
2683
2684 reg_c38_State = RegC38_NonFsync_Other_AP;
2685 }
2686 } else if (priv->undecorated_smoothed_pwdb >= (REG_C38_TH + 5)) {
2687 if (reg_c38_State) {
2688 write_nic_byte(dev, rOFDM0_RxDetector3, priv->framesync);
2689 reg_c38_State = RegC38_Default;
2690 }
2691 }
2692 } else {
2693 if (reg_c38_State) {
2694 write_nic_byte(dev, rOFDM0_RxDetector3, priv->framesync);
2695 reg_c38_State = RegC38_Default;
2696 }
2697 }
2698 }
2699 }
2700 if (priv->framesyncMonitor) {
2701 if (priv->reset_count != reset_cnt) { /* After silent reset, the reg_c38_State will be returned to default value */
2702 write_nic_byte(dev, rOFDM0_RxDetector3, priv->framesync);
2703 reg_c38_State = RegC38_Default;
2704 reset_cnt = priv->reset_count;
2705 }
2706 } else {
2707 if (reg_c38_State) {
2708 write_nic_byte(dev, rOFDM0_RxDetector3, priv->framesync);
2709 reg_c38_State = RegC38_Default;
2710 }
2711 }
2712 }
2713
2714 /*---------------------------Define function prototype------------------------*/
2715 /*-----------------------------------------------------------------------------
2716 * Function: DM_DynamicTxPower()
2717 *
2718 * Overview: Detect Signal strength to control TX Registry
2719 Tx Power Control For Near/Far Range
2720 *
2721 * Input: NONE
2722 *
2723 * Output: NONE
2724 *
2725 * Return: NONE
2726 *---------------------------------------------------------------------------
2727 */
dm_init_dynamic_txpower(struct net_device * dev)2728 static void dm_init_dynamic_txpower(struct net_device *dev)
2729 {
2730 struct r8192_priv *priv = ieee80211_priv(dev);
2731
2732 /* Initial TX Power Control for near/far range , add by amy 2008/05/15, porting from windows code. */
2733 priv->ieee80211->bdynamic_txpower_enable = true; /* Default to enable Tx Power Control */
2734 priv->bLastDTPFlag_High = false;
2735 priv->bLastDTPFlag_Low = false;
2736 priv->bDynamicTxHighPower = false;
2737 priv->bDynamicTxLowPower = false;
2738 }
2739
dm_dynamic_txpower(struct net_device * dev)2740 static void dm_dynamic_txpower(struct net_device *dev)
2741 {
2742 struct r8192_priv *priv = ieee80211_priv(dev);
2743 unsigned int txhipower_threshold = 0;
2744 unsigned int txlowpower_threshold = 0;
2745
2746 if (!priv->ieee80211->bdynamic_txpower_enable) {
2747 priv->bDynamicTxHighPower = false;
2748 priv->bDynamicTxLowPower = false;
2749 return;
2750 }
2751 if ((priv->ieee80211->current_network.atheros_cap_exist) && (priv->ieee80211->mode == IEEE_G)) {
2752 txhipower_threshold = TX_POWER_ATHEROAP_THRESH_HIGH;
2753 txlowpower_threshold = TX_POWER_ATHEROAP_THRESH_LOW;
2754 } else {
2755 txhipower_threshold = TX_POWER_NEAR_FIELD_THRESH_HIGH;
2756 txlowpower_threshold = TX_POWER_NEAR_FIELD_THRESH_LOW;
2757 }
2758
2759 RT_TRACE(COMP_TXAGC, "priv->undecorated_smoothed_pwdb = %ld\n", priv->undecorated_smoothed_pwdb);
2760
2761 if (priv->ieee80211->state == IEEE80211_LINKED) {
2762 if (priv->undecorated_smoothed_pwdb >= txhipower_threshold) {
2763 priv->bDynamicTxHighPower = true;
2764 priv->bDynamicTxLowPower = false;
2765 } else {
2766 /* high power state check */
2767 if (priv->undecorated_smoothed_pwdb < txlowpower_threshold && priv->bDynamicTxHighPower)
2768 priv->bDynamicTxHighPower = false;
2769
2770 /* low power state check */
2771 if (priv->undecorated_smoothed_pwdb < 35)
2772 priv->bDynamicTxLowPower = true;
2773 else if (priv->undecorated_smoothed_pwdb >= 40)
2774 priv->bDynamicTxLowPower = false;
2775 }
2776 } else {
2777 priv->bDynamicTxHighPower = false;
2778 priv->bDynamicTxLowPower = false;
2779 }
2780
2781 if ((priv->bDynamicTxHighPower != priv->bLastDTPFlag_High) ||
2782 (priv->bDynamicTxLowPower != priv->bLastDTPFlag_Low)) {
2783 RT_TRACE(COMP_TXAGC, "SetTxPowerLevel8190() channel = %d\n", priv->ieee80211->current_network.channel);
2784
2785 #if defined(RTL8190P) || defined(RTL8192E)
2786 SetTxPowerLevel8190(Adapter, pHalData->CurrentChannel);
2787 #endif
2788
2789 rtl8192_phy_setTxPower(dev, priv->ieee80211->current_network.channel);
2790 /*pHalData->bStartTxCtrlByTPCNFR = FALSE; Clear th flag of Set TX Power from Sitesurvey*/
2791 }
2792 priv->bLastDTPFlag_High = priv->bDynamicTxHighPower;
2793 priv->bLastDTPFlag_Low = priv->bDynamicTxLowPower;
2794
2795 } /* dm_dynamic_txpower */
2796
2797 /* added by vivi, for read tx rate and retrycount */
dm_check_txrateandretrycount(struct net_device * dev)2798 static void dm_check_txrateandretrycount(struct net_device *dev)
2799 {
2800 struct r8192_priv *priv = ieee80211_priv(dev);
2801 struct ieee80211_device *ieee = priv->ieee80211;
2802 /* for 11n tx rate */
2803 read_nic_byte(dev, CURRENT_TX_RATE_REG, &ieee->softmac_stats.CurrentShowTxate);
2804 /* for initial tx rate */
2805 read_nic_byte(dev, INITIAL_TX_RATE_REG, &ieee->softmac_stats.last_packet_rate);
2806 /* for tx retry count */
2807 read_nic_dword(dev, TX_RETRY_COUNT_REG, &ieee->softmac_stats.txretrycount);
2808 }
2809
dm_send_rssi_tofw(struct net_device * dev)2810 static void dm_send_rssi_tofw(struct net_device *dev)
2811 {
2812 struct r8192_priv *priv = ieee80211_priv(dev);
2813
2814 /* If we test chariot, we should stop the TX command ?
2815 * Because 92E will always silent reset when we send tx command. We use register
2816 * 0x1e0(byte) to notify driver.
2817 */
2818 write_nic_byte(dev, DRIVER_RSSI, (u8)priv->undecorated_smoothed_pwdb);
2819 }
2820
2821 /*---------------------------Define function prototype------------------------*/
2822