Commit | Line | Data |
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d7c43082 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
5449c685 FB |
2 | /* |
3 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
4 | * All rights reserved. | |
5 | * | |
5449c685 FB |
6 | * File: card.c |
7 | * Purpose: Provide functions to setup NIC operation mode | |
8 | * Functions: | |
9 | * s_vSafeResetTx - Rest Tx | |
10 | * CARDvSetRSPINF - Set RSPINF | |
5449c685 FB |
11 | * CARDvUpdateBasicTopRate - Update BasicTopRate |
12 | * CARDbAddBasicRate - Add to BasicRateSet | |
5449c685 FB |
13 | * CARDbIsOFDMinBasicRate - Check if any OFDM rate is in BasicRateSet |
14 | * CARDvSetLoopbackMode - Set Loopback mode | |
15 | * CARDbSoftwareReset - Sortware reset NIC | |
7664ec86 | 16 | * CARDqGetTSFOffset - Calculate TSFOffset |
5449c685 | 17 | * CARDbGetCurrentTSF - Read Current NIC TSF counter |
7664ec86 | 18 | * CARDqGetNextTBTT - Calculate Next Beacon TSF counter |
5449c685 FB |
19 | * CARDvSetFirstNextTBTT - Set NIC Beacon time |
20 | * CARDvUpdateNextTBTT - Sync. NIC Beacon time | |
21 | * CARDbRadioPowerOff - Turn Off NIC Radio Power | |
22 | * CARDbRadioPowerOn - Turn On NIC Radio Power | |
5449c685 FB |
23 | * |
24 | * Revision History: | |
25 | * 06-10-2003 Bryan YC Fan: Re-write codes to support VT3253 spec. | |
26f64a6b | 26 | * 08-26-2003 Kyle Hsu: Modify the defination type of iobase. |
5449c685 FB |
27 | * 09-01-2003 Bryan YC Fan: Add vUpdateIFS(). |
28 | * | |
29 | */ | |
30 | ||
5449c685 | 31 | #include "tmacro.h" |
5449c685 | 32 | #include "card.h" |
5449c685 | 33 | #include "baseband.h" |
5449c685 | 34 | #include "mac.h" |
5449c685 | 35 | #include "desc.h" |
5449c685 | 36 | #include "rf.h" |
5449c685 | 37 | #include "power.h" |
5449c685 FB |
38 | |
39 | /*--------------------- Static Definitions -------------------------*/ | |
40 | ||
77b6a6a3 | 41 | #define C_SIFS_A 16 /* micro sec. */ |
5449c685 FB |
42 | #define C_SIFS_BG 10 |
43 | ||
77b6a6a3 | 44 | #define C_EIFS 80 /* micro sec. */ |
5449c685 | 45 | |
77b6a6a3 | 46 | #define C_SLOT_SHORT 9 /* micro sec. */ |
5449c685 FB |
47 | #define C_SLOT_LONG 20 |
48 | ||
77b6a6a3 | 49 | #define C_CWMIN_A 15 /* slot time */ |
5449c685 FB |
50 | #define C_CWMIN_B 31 |
51 | ||
77b6a6a3 | 52 | #define C_CWMAX 1023 /* slot time */ |
5449c685 | 53 | |
77b6a6a3 | 54 | #define WAIT_BEACON_TX_DOWN_TMO 3 /* Times */ |
5449c685 | 55 | |
5449c685 FB |
56 | /*--------------------- Static Variables --------------------------*/ |
57 | ||
1167ff91 MMF |
58 | static const unsigned short cwRXBCNTSFOff[MAX_RATE] = { |
59 | 17, 17, 17, 17, 34, 23, 17, 11, 8, 5, 4, 3}; | |
5449c685 | 60 | |
5449c685 FB |
61 | /*--------------------- Static Functions --------------------------*/ |
62 | ||
9ae38b86 MP |
63 | static void s_vCalculateOFDMRParameter(unsigned char byRate, u8 bb_type, |
64 | unsigned char *pbyTxRate, | |
65 | unsigned char *pbyRsvTime); | |
5449c685 | 66 | |
5449c685 FB |
67 | /*--------------------- Export Functions --------------------------*/ |
68 | ||
5449c685 | 69 | /* |
7664ec86 | 70 | * Description: Calculate TxRate and RsvTime fields for RSPINF in OFDM mode. |
5449c685 FB |
71 | * |
72 | * Parameters: | |
73 | * In: | |
74 | * wRate - Tx Rate | |
75 | * byPktType - Tx Packet type | |
76 | * Out: | |
77 | * pbyTxRate - pointer to RSPINF TxRate field | |
78 | * pbyRsvTime - pointer to RSPINF RsvTime field | |
79 | * | |
80 | * Return Value: none | |
5449c685 FB |
81 | */ |
82 | static | |
6b35b7b3 | 83 | void |
d4945f09 JP |
84 | s_vCalculateOFDMRParameter( |
85 | unsigned char byRate, | |
d1ab5201 | 86 | u8 bb_type, |
d4945f09 JP |
87 | unsigned char *pbyTxRate, |
88 | unsigned char *pbyRsvTime | |
89 | ) | |
5449c685 | 90 | { |
d4945f09 JP |
91 | switch (byRate) { |
92 | case RATE_6M: | |
d1ab5201 | 93 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
94 | *pbyTxRate = 0x9B; |
95 | *pbyRsvTime = 44; | |
5e0cc8a2 | 96 | } else { |
d4945f09 JP |
97 | *pbyTxRate = 0x8B; |
98 | *pbyRsvTime = 50; | |
99 | } | |
100 | break; | |
101 | ||
102 | case RATE_9M: | |
d1ab5201 | 103 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
104 | *pbyTxRate = 0x9F; |
105 | *pbyRsvTime = 36; | |
5e0cc8a2 | 106 | } else { |
d4945f09 JP |
107 | *pbyTxRate = 0x8F; |
108 | *pbyRsvTime = 42; | |
109 | } | |
110 | break; | |
111 | ||
112 | case RATE_12M: | |
d1ab5201 | 113 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
114 | *pbyTxRate = 0x9A; |
115 | *pbyRsvTime = 32; | |
5e0cc8a2 | 116 | } else { |
d4945f09 JP |
117 | *pbyTxRate = 0x8A; |
118 | *pbyRsvTime = 38; | |
119 | } | |
120 | break; | |
121 | ||
122 | case RATE_18M: | |
d1ab5201 | 123 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
124 | *pbyTxRate = 0x9E; |
125 | *pbyRsvTime = 28; | |
5e0cc8a2 | 126 | } else { |
d4945f09 JP |
127 | *pbyTxRate = 0x8E; |
128 | *pbyRsvTime = 34; | |
129 | } | |
130 | break; | |
131 | ||
132 | case RATE_36M: | |
d1ab5201 | 133 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
134 | *pbyTxRate = 0x9D; |
135 | *pbyRsvTime = 24; | |
5e0cc8a2 | 136 | } else { |
d4945f09 JP |
137 | *pbyTxRate = 0x8D; |
138 | *pbyRsvTime = 30; | |
139 | } | |
140 | break; | |
141 | ||
142 | case RATE_48M: | |
d1ab5201 | 143 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
144 | *pbyTxRate = 0x98; |
145 | *pbyRsvTime = 24; | |
5e0cc8a2 | 146 | } else { |
d4945f09 JP |
147 | *pbyTxRate = 0x88; |
148 | *pbyRsvTime = 30; | |
149 | } | |
150 | break; | |
151 | ||
152 | case RATE_54M: | |
d1ab5201 | 153 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
154 | *pbyTxRate = 0x9C; |
155 | *pbyRsvTime = 24; | |
5e0cc8a2 | 156 | } else { |
d4945f09 JP |
157 | *pbyTxRate = 0x8C; |
158 | *pbyRsvTime = 30; | |
159 | } | |
160 | break; | |
161 | ||
162 | case RATE_24M: | |
163 | default: | |
d1ab5201 | 164 | if (bb_type == BB_TYPE_11A) { /* 5GHZ */ |
d4945f09 JP |
165 | *pbyTxRate = 0x99; |
166 | *pbyRsvTime = 28; | |
5e0cc8a2 | 167 | } else { |
d4945f09 JP |
168 | *pbyTxRate = 0x89; |
169 | *pbyRsvTime = 34; | |
170 | } | |
171 | break; | |
172 | } | |
5449c685 FB |
173 | } |
174 | ||
5449c685 | 175 | /*--------------------- Export Functions --------------------------*/ |
5449c685 | 176 | |
5449c685 FB |
177 | /* |
178 | * Description: Update IFS | |
179 | * | |
180 | * Parameters: | |
181 | * In: | |
91961244 | 182 | * priv - The adapter to be set |
5449c685 FB |
183 | * Out: |
184 | * none | |
185 | * | |
186 | * Return Value: None. | |
5449c685 | 187 | */ |
91961244 | 188 | bool CARDbSetPhyParameter(struct vnt_private *priv, u8 bb_type) |
5449c685 | 189 | { |
d4945f09 JP |
190 | unsigned char byCWMaxMin = 0; |
191 | unsigned char bySlot = 0; | |
192 | unsigned char bySIFS = 0; | |
193 | unsigned char byDIFS = 0; | |
194 | unsigned char byData; | |
0614a0e8 | 195 | int i; |
d4945f09 | 196 | |
77b6a6a3 | 197 | /* Set SIFS, DIFS, EIFS, SlotTime, CwMin */ |
a558e3dc | 198 | if (bb_type == BB_TYPE_11A) { |
91961244 | 199 | if (priv->byRFType == RF_AIROHA7230) { |
77b6a6a3 | 200 | /* AL7230 use single PAPE and connect to PAPE_2.4G */ |
91961244 MP |
201 | MACvSetBBType(priv->PortOffset, BB_TYPE_11G); |
202 | priv->abyBBVGA[0] = 0x20; | |
203 | priv->abyBBVGA[2] = 0x10; | |
204 | priv->abyBBVGA[3] = 0x10; | |
205 | BBbReadEmbedded(priv, 0xE7, &byData); | |
bc5cf656 | 206 | if (byData == 0x1C) |
91961244 | 207 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
bc5cf656 | 208 | |
91961244 MP |
209 | } else if (priv->byRFType == RF_UW2452) { |
210 | MACvSetBBType(priv->PortOffset, BB_TYPE_11A); | |
211 | priv->abyBBVGA[0] = 0x18; | |
212 | BBbReadEmbedded(priv, 0xE7, &byData); | |
d4945f09 | 213 | if (byData == 0x14) { |
91961244 MP |
214 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
215 | BBbWriteEmbedded(priv, 0xE1, 0x57); | |
d4945f09 JP |
216 | } |
217 | } else { | |
91961244 | 218 | MACvSetBBType(priv->PortOffset, BB_TYPE_11A); |
d4945f09 | 219 | } |
91961244 | 220 | BBbWriteEmbedded(priv, 0x88, 0x03); |
d4945f09 JP |
221 | bySlot = C_SLOT_SHORT; |
222 | bySIFS = C_SIFS_A; | |
0cddeac3 | 223 | byDIFS = C_SIFS_A + 2 * C_SLOT_SHORT; |
d4945f09 | 224 | byCWMaxMin = 0xA4; |
a558e3dc | 225 | } else if (bb_type == BB_TYPE_11B) { |
91961244 MP |
226 | MACvSetBBType(priv->PortOffset, BB_TYPE_11B); |
227 | if (priv->byRFType == RF_AIROHA7230) { | |
228 | priv->abyBBVGA[0] = 0x1C; | |
229 | priv->abyBBVGA[2] = 0x00; | |
230 | priv->abyBBVGA[3] = 0x00; | |
231 | BBbReadEmbedded(priv, 0xE7, &byData); | |
bc5cf656 | 232 | if (byData == 0x20) |
91961244 | 233 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
bc5cf656 | 234 | |
91961244 MP |
235 | } else if (priv->byRFType == RF_UW2452) { |
236 | priv->abyBBVGA[0] = 0x14; | |
237 | BBbReadEmbedded(priv, 0xE7, &byData); | |
d4945f09 | 238 | if (byData == 0x18) { |
91961244 MP |
239 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
240 | BBbWriteEmbedded(priv, 0xE1, 0xD3); | |
d4945f09 JP |
241 | } |
242 | } | |
91961244 | 243 | BBbWriteEmbedded(priv, 0x88, 0x02); |
d4945f09 JP |
244 | bySlot = C_SLOT_LONG; |
245 | bySIFS = C_SIFS_BG; | |
f9d033c8 | 246 | byDIFS = C_SIFS_BG + 2 * C_SLOT_LONG; |
d4945f09 | 247 | byCWMaxMin = 0xA5; |
77b6a6a3 | 248 | } else { /* PK_TYPE_11GA & PK_TYPE_11GB */ |
91961244 MP |
249 | MACvSetBBType(priv->PortOffset, BB_TYPE_11G); |
250 | if (priv->byRFType == RF_AIROHA7230) { | |
251 | priv->abyBBVGA[0] = 0x1C; | |
252 | priv->abyBBVGA[2] = 0x00; | |
253 | priv->abyBBVGA[3] = 0x00; | |
254 | BBbReadEmbedded(priv, 0xE7, &byData); | |
bc5cf656 | 255 | if (byData == 0x20) |
91961244 | 256 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
bc5cf656 | 257 | |
91961244 MP |
258 | } else if (priv->byRFType == RF_UW2452) { |
259 | priv->abyBBVGA[0] = 0x14; | |
260 | BBbReadEmbedded(priv, 0xE7, &byData); | |
d4945f09 | 261 | if (byData == 0x18) { |
91961244 MP |
262 | BBbWriteEmbedded(priv, 0xE7, priv->abyBBVGA[0]); |
263 | BBbWriteEmbedded(priv, 0xE1, 0xD3); | |
d4945f09 JP |
264 | } |
265 | } | |
91961244 | 266 | BBbWriteEmbedded(priv, 0x88, 0x08); |
d4945f09 | 267 | bySIFS = C_SIFS_BG; |
0614a0e8 | 268 | |
91961244 | 269 | if (priv->bShortSlotTime) { |
d4945f09 | 270 | bySlot = C_SLOT_SHORT; |
68535a16 | 271 | byDIFS = C_SIFS_BG + 2 * C_SLOT_SHORT; |
d4945f09 JP |
272 | } else { |
273 | bySlot = C_SLOT_LONG; | |
f9d033c8 | 274 | byDIFS = C_SIFS_BG + 2 * C_SLOT_LONG; |
d4945f09 | 275 | } |
bc5cf656 | 276 | |
0614a0e8 MP |
277 | byCWMaxMin = 0xa4; |
278 | ||
279 | for (i = RATE_54M; i >= RATE_6M; i--) { | |
91961244 | 280 | if (priv->basic_rates & ((u32)(0x1 << i))) { |
0614a0e8 MP |
281 | byCWMaxMin |= 0x1; |
282 | break; | |
283 | } | |
d4945f09 JP |
284 | } |
285 | } | |
286 | ||
91961244 | 287 | if (priv->byRFType == RF_RFMD2959) { |
77b6a6a3 VK |
288 | /* |
289 | * bcs TX_PE will reserve 3 us hardware's processing | |
290 | * time here is 2 us. | |
291 | */ | |
d4945f09 JP |
292 | bySIFS -= 3; |
293 | byDIFS -= 3; | |
77b6a6a3 VK |
294 | /* |
295 | * TX_PE will reserve 3 us for MAX2829 A mode only, it is for | |
296 | * better TX throughput; MAC will need 2 us to process, so the | |
297 | * SIFS, DIFS can be shorter by 2 us. | |
298 | */ | |
d4945f09 JP |
299 | } |
300 | ||
91961244 MP |
301 | if (priv->bySIFS != bySIFS) { |
302 | priv->bySIFS = bySIFS; | |
303 | VNSvOutPortB(priv->PortOffset + MAC_REG_SIFS, priv->bySIFS); | |
d4945f09 | 304 | } |
91961244 MP |
305 | if (priv->byDIFS != byDIFS) { |
306 | priv->byDIFS = byDIFS; | |
307 | VNSvOutPortB(priv->PortOffset + MAC_REG_DIFS, priv->byDIFS); | |
d4945f09 | 308 | } |
91961244 MP |
309 | if (priv->byEIFS != C_EIFS) { |
310 | priv->byEIFS = C_EIFS; | |
311 | VNSvOutPortB(priv->PortOffset + MAC_REG_EIFS, priv->byEIFS); | |
d4945f09 | 312 | } |
91961244 MP |
313 | if (priv->bySlot != bySlot) { |
314 | priv->bySlot = bySlot; | |
315 | VNSvOutPortB(priv->PortOffset + MAC_REG_SLOT, priv->bySlot); | |
bc5cf656 | 316 | |
91961244 | 317 | BBvSetShortSlotTime(priv); |
d4945f09 | 318 | } |
91961244 MP |
319 | if (priv->byCWMaxMin != byCWMaxMin) { |
320 | priv->byCWMaxMin = byCWMaxMin; | |
5150d01e KH |
321 | VNSvOutPortB(priv->PortOffset + MAC_REG_CWMAXMIN0, |
322 | priv->byCWMaxMin); | |
d4945f09 | 323 | } |
0614a0e8 | 324 | |
91961244 | 325 | priv->byPacketType = CARDbyGetPktType(priv); |
61b90995 | 326 | |
91961244 | 327 | CARDvSetRSPINF(priv, bb_type); |
0614a0e8 | 328 | |
a4ef27ad | 329 | return true; |
5449c685 FB |
330 | } |
331 | ||
332 | /* | |
333 | * Description: Sync. TSF counter to BSS | |
334 | * Get TSF offset and write to HW | |
335 | * | |
336 | * Parameters: | |
337 | * In: | |
91961244 | 338 | * priv - The adapter to be sync. |
5449c685 FB |
339 | * byRxRate - data rate of receive beacon |
340 | * qwBSSTimestamp - Rx BCN's TSF | |
341 | * qwLocalTSF - Local TSF | |
342 | * Out: | |
343 | * none | |
344 | * | |
345 | * Return Value: none | |
5449c685 | 346 | */ |
91961244 | 347 | bool CARDbUpdateTSF(struct vnt_private *priv, unsigned char byRxRate, |
032ed34a | 348 | u64 qwBSSTimestamp) |
5449c685 | 349 | { |
032ed34a | 350 | u64 local_tsf; |
0fc2a76e | 351 | u64 qwTSFOffset = 0; |
d4945f09 | 352 | |
91961244 | 353 | CARDbGetCurrentTSF(priv, &local_tsf); |
032ed34a MP |
354 | |
355 | if (qwBSSTimestamp != local_tsf) { | |
356 | qwTSFOffset = CARDqGetTSFOffset(byRxRate, qwBSSTimestamp, | |
357 | local_tsf); | |
77b6a6a3 | 358 | /* adjust TSF, HW's TSF add TSF Offset reg */ |
5150d01e KH |
359 | VNSvOutPortD(priv->PortOffset + MAC_REG_TSFOFST, |
360 | (u32)qwTSFOffset); | |
361 | VNSvOutPortD(priv->PortOffset + MAC_REG_TSFOFST + 4, | |
362 | (u32)(qwTSFOffset >> 32)); | |
363 | MACvRegBitsOn(priv->PortOffset, MAC_REG_TFTCTL, | |
364 | TFTCTL_TSFSYNCEN); | |
d4945f09 | 365 | } |
a4ef27ad | 366 | return true; |
5449c685 FB |
367 | } |
368 | ||
5449c685 FB |
369 | /* |
370 | * Description: Set NIC TSF counter for first Beacon time | |
371 | * Get NEXTTBTT from adjusted TSF and Beacon Interval | |
372 | * | |
373 | * Parameters: | |
374 | * In: | |
91961244 | 375 | * priv - The adapter to be set. |
5449c685 FB |
376 | * wBeaconInterval - Beacon Interval |
377 | * Out: | |
378 | * none | |
379 | * | |
5a5a2a6a | 380 | * Return Value: true if succeed; otherwise false |
5449c685 | 381 | */ |
91961244 | 382 | bool CARDbSetBeaconPeriod(struct vnt_private *priv, |
d052270b | 383 | unsigned short wBeaconInterval) |
5449c685 | 384 | { |
0fc2a76e | 385 | u64 qwNextTBTT = 0; |
d4945f09 | 386 | |
91961244 | 387 | CARDbGetCurrentTSF(priv, &qwNextTBTT); /* Get Local TSF counter */ |
4a5f7184 MP |
388 | |
389 | qwNextTBTT = CARDqGetNextTBTT(qwNextTBTT, wBeaconInterval); | |
d4945f09 | 390 | |
77b6a6a3 | 391 | /* set HW beacon interval */ |
91961244 MP |
392 | VNSvOutPortW(priv->PortOffset + MAC_REG_BI, wBeaconInterval); |
393 | priv->wBeaconInterval = wBeaconInterval; | |
77b6a6a3 | 394 | /* Set NextTBTT */ |
91961244 | 395 | VNSvOutPortD(priv->PortOffset + MAC_REG_NEXTTBTT, (u32)qwNextTBTT); |
5150d01e KH |
396 | VNSvOutPortD(priv->PortOffset + MAC_REG_NEXTTBTT + 4, |
397 | (u32)(qwNextTBTT >> 32)); | |
91961244 | 398 | MACvRegBitsOn(priv->PortOffset, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); |
d4945f09 | 399 | |
a4ef27ad | 400 | return true; |
5449c685 FB |
401 | } |
402 | ||
5449c685 FB |
403 | /* |
404 | * Description: Turn off Radio power | |
405 | * | |
406 | * Parameters: | |
407 | * In: | |
91961244 | 408 | * priv - The adapter to be turned off |
5449c685 FB |
409 | * Out: |
410 | * none | |
411 | * | |
5449c685 | 412 | */ |
d7255ba4 | 413 | void CARDbRadioPowerOff(struct vnt_private *priv) |
5449c685 | 414 | { |
91961244 | 415 | if (priv->bRadioOff) |
d7255ba4 | 416 | return; |
5449c685 | 417 | |
91961244 | 418 | switch (priv->byRFType) { |
d4945f09 | 419 | case RF_RFMD2959: |
5150d01e KH |
420 | MACvWordRegBitsOff(priv->PortOffset, MAC_REG_SOFTPWRCTL, |
421 | SOFTPWRCTL_TXPEINV); | |
422 | MACvWordRegBitsOn(priv->PortOffset, MAC_REG_SOFTPWRCTL, | |
423 | SOFTPWRCTL_SWPE1); | |
d4945f09 | 424 | break; |
5449c685 | 425 | |
d4945f09 JP |
426 | case RF_AIROHA: |
427 | case RF_AL2230S: | |
77b6a6a3 | 428 | case RF_AIROHA7230: |
5150d01e KH |
429 | MACvWordRegBitsOff(priv->PortOffset, MAC_REG_SOFTPWRCTL, |
430 | SOFTPWRCTL_SWPE2); | |
431 | MACvWordRegBitsOff(priv->PortOffset, MAC_REG_SOFTPWRCTL, | |
432 | SOFTPWRCTL_SWPE3); | |
d4945f09 | 433 | break; |
d4945f09 | 434 | } |
5449c685 | 435 | |
91961244 | 436 | MACvRegBitsOff(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_RXON); |
5449c685 | 437 | |
91961244 | 438 | BBvSetDeepSleep(priv, priv->byLocalID); |
5449c685 | 439 | |
91961244 | 440 | priv->bRadioOff = true; |
941ead9a | 441 | pr_debug("chester power off\n"); |
5150d01e KH |
442 | MACvRegBitsOn(priv->PortOffset, MAC_REG_GPIOCTL0, |
443 | LED_ACTSET); /* LED issue */ | |
5449c685 FB |
444 | } |
445 | ||
5449c685 FB |
446 | /* |
447 | * Description: Turn on Radio power | |
448 | * | |
449 | * Parameters: | |
450 | * In: | |
91961244 | 451 | * priv - The adapter to be turned on |
5449c685 FB |
452 | * Out: |
453 | * none | |
454 | * | |
5a5a2a6a | 455 | * Return Value: true if success; otherwise false |
5449c685 | 456 | */ |
91961244 | 457 | bool CARDbRadioPowerOn(struct vnt_private *priv) |
5449c685 | 458 | { |
d4945f09 | 459 | bool bResult = true; |
f9dc1a8a | 460 | |
941ead9a | 461 | pr_debug("chester power on\n"); |
91961244 MP |
462 | if (priv->bRadioControlOff) { |
463 | if (priv->bHWRadioOff) | |
a1613423 | 464 | pr_debug("chester bHWRadioOff\n"); |
91961244 | 465 | if (priv->bRadioControlOff) |
a1613423 | 466 | pr_debug("chester bRadioControlOff\n"); |
d4945f09 | 467 | return false; } |
5449c685 | 468 | |
91961244 | 469 | if (!priv->bRadioOff) { |
941ead9a | 470 | pr_debug("chester pbRadioOff\n"); |
d4945f09 | 471 | return true; } |
5449c685 | 472 | |
91961244 | 473 | BBvExitDeepSleep(priv, priv->byLocalID); |
5449c685 | 474 | |
91961244 | 475 | MACvRegBitsOn(priv->PortOffset, MAC_REG_HOSTCR, HOSTCR_RXON); |
5449c685 | 476 | |
91961244 | 477 | switch (priv->byRFType) { |
d4945f09 | 478 | case RF_RFMD2959: |
5150d01e KH |
479 | MACvWordRegBitsOn(priv->PortOffset, MAC_REG_SOFTPWRCTL, |
480 | SOFTPWRCTL_TXPEINV); | |
481 | MACvWordRegBitsOff(priv->PortOffset, MAC_REG_SOFTPWRCTL, | |
482 | SOFTPWRCTL_SWPE1); | |
d4945f09 | 483 | break; |
5449c685 | 484 | |
d4945f09 JP |
485 | case RF_AIROHA: |
486 | case RF_AL2230S: | |
77b6a6a3 | 487 | case RF_AIROHA7230: |
5150d01e KH |
488 | MACvWordRegBitsOn(priv->PortOffset, MAC_REG_SOFTPWRCTL, |
489 | (SOFTPWRCTL_SWPE2 | SOFTPWRCTL_SWPE3)); | |
d4945f09 | 490 | break; |
d4945f09 | 491 | } |
5449c685 | 492 | |
91961244 | 493 | priv->bRadioOff = false; |
941ead9a | 494 | pr_debug("chester power on\n"); |
5150d01e KH |
495 | MACvRegBitsOff(priv->PortOffset, MAC_REG_GPIOCTL0, |
496 | LED_ACTSET); /* LED issue */ | |
d4945f09 | 497 | return bResult; |
5449c685 FB |
498 | } |
499 | ||
a248ca38 | 500 | void CARDvSafeResetTx(struct vnt_private *priv) |
5449c685 | 501 | { |
d4945f09 | 502 | unsigned int uu; |
e2357271 | 503 | struct vnt_tx_desc *pCurrTD; |
d4945f09 | 504 | |
77b6a6a3 | 505 | /* initialize TD index */ |
6c9769cf SM |
506 | priv->apTailTD[0] = &priv->apTD0Rings[0]; |
507 | priv->apCurrTD[0] = &priv->apTD0Rings[0]; | |
ffbad99a | 508 | |
6c9769cf SM |
509 | priv->apTailTD[1] = &priv->apTD1Rings[0]; |
510 | priv->apCurrTD[1] = &priv->apTD1Rings[0]; | |
d4945f09 JP |
511 | |
512 | for (uu = 0; uu < TYPE_MAXTD; uu++) | |
91961244 | 513 | priv->iTDUsed[uu] = 0; |
d4945f09 | 514 | |
91961244 | 515 | for (uu = 0; uu < priv->opts.tx_descs[0]; uu++) { |
6c9769cf | 516 | pCurrTD = &priv->apTD0Rings[uu]; |
5235ff6a | 517 | pCurrTD->td0.owner = OWNED_BY_HOST; |
77b6a6a3 | 518 | /* init all Tx Packet pointer to NULL */ |
d4945f09 | 519 | } |
91961244 | 520 | for (uu = 0; uu < priv->opts.tx_descs[1]; uu++) { |
6c9769cf | 521 | pCurrTD = &priv->apTD1Rings[uu]; |
5235ff6a | 522 | pCurrTD->td0.owner = OWNED_BY_HOST; |
77b6a6a3 | 523 | /* init all Tx Packet pointer to NULL */ |
d4945f09 JP |
524 | } |
525 | ||
77b6a6a3 | 526 | /* set MAC TD pointer */ |
f9f853af | 527 | MACvSetCurrTXDescAddr(TYPE_TXDMA0, priv, priv->td0_pool_dma); |
d4945f09 | 528 | |
f9f853af | 529 | MACvSetCurrTXDescAddr(TYPE_AC0DMA, priv, priv->td1_pool_dma); |
d4945f09 | 530 | |
77b6a6a3 | 531 | /* set MAC Beacon TX pointer */ |
91961244 MP |
532 | MACvSetCurrBCNTxDescAddr(priv->PortOffset, |
533 | (priv->tx_beacon_dma)); | |
5449c685 FB |
534 | } |
535 | ||
77b6a6a3 | 536 | /* |
5449c685 FB |
537 | * Description: |
538 | * Reset Rx | |
539 | * | |
540 | * Parameters: | |
541 | * In: | |
91961244 | 542 | * priv - Pointer to the adapter |
5449c685 FB |
543 | * Out: |
544 | * none | |
545 | * | |
546 | * Return Value: none | |
77b6a6a3 | 547 | */ |
009bdc15 | 548 | void CARDvSafeResetRx(struct vnt_private *priv) |
5449c685 | 549 | { |
d4945f09 | 550 | unsigned int uu; |
9cb693f6 | 551 | struct vnt_rx_desc *pDesc; |
d4945f09 | 552 | |
77b6a6a3 | 553 | /* initialize RD index */ |
6c9769cf SM |
554 | priv->pCurrRD[0] = &priv->aRD0Ring[0]; |
555 | priv->pCurrRD[1] = &priv->aRD1Ring[0]; | |
d4945f09 | 556 | |
77b6a6a3 | 557 | /* init state, all RD is chip's */ |
91961244 | 558 | for (uu = 0; uu < priv->opts.rx_descs0; uu++) { |
6c9769cf | 559 | pDesc = &priv->aRD0Ring[uu]; |
91961244 | 560 | pDesc->rd0.res_count = cpu_to_le16(priv->rx_buf_sz); |
de1c1862 | 561 | pDesc->rd0.owner = OWNED_BY_NIC; |
91961244 | 562 | pDesc->rd1.req_count = cpu_to_le16(priv->rx_buf_sz); |
d4945f09 JP |
563 | } |
564 | ||
77b6a6a3 | 565 | /* init state, all RD is chip's */ |
91961244 | 566 | for (uu = 0; uu < priv->opts.rx_descs1; uu++) { |
6c9769cf | 567 | pDesc = &priv->aRD1Ring[uu]; |
91961244 | 568 | pDesc->rd0.res_count = cpu_to_le16(priv->rx_buf_sz); |
de1c1862 | 569 | pDesc->rd0.owner = OWNED_BY_NIC; |
91961244 | 570 | pDesc->rd1.req_count = cpu_to_le16(priv->rx_buf_sz); |
d4945f09 JP |
571 | } |
572 | ||
77b6a6a3 | 573 | /* set perPkt mode */ |
91961244 MP |
574 | MACvRx0PerPktMode(priv->PortOffset); |
575 | MACvRx1PerPktMode(priv->PortOffset); | |
77b6a6a3 | 576 | /* set MAC RD pointer */ |
f9f853af | 577 | MACvSetCurrRx0DescAddr(priv, priv->rd0_pool_dma); |
d4945f09 | 578 | |
f9f853af | 579 | MACvSetCurrRx1DescAddr(priv, priv->rd1_pool_dma); |
5449c685 FB |
580 | } |
581 | ||
5449c685 FB |
582 | /* |
583 | * Description: Get response Control frame rate in CCK mode | |
584 | * | |
585 | * Parameters: | |
586 | * In: | |
91961244 | 587 | * priv - The adapter to be set |
5449c685 FB |
588 | * wRateIdx - Receiving data rate |
589 | * Out: | |
590 | * none | |
591 | * | |
592 | * Return Value: response Control frame rate | |
5449c685 | 593 | */ |
91961244 | 594 | static unsigned short CARDwGetCCKControlRate(struct vnt_private *priv, |
d052270b | 595 | unsigned short wRateIdx) |
5449c685 | 596 | { |
58d44745 | 597 | unsigned int ui = (unsigned int)wRateIdx; |
d4945f09 JP |
598 | |
599 | while (ui > RATE_1M) { | |
91961244 | 600 | if (priv->basic_rates & ((u32)0x1 << ui)) |
d4945f09 | 601 | return (unsigned short)ui; |
bc5cf656 | 602 | |
d4945f09 JP |
603 | ui--; |
604 | } | |
605 | return (unsigned short)RATE_1M; | |
5449c685 FB |
606 | } |
607 | ||
608 | /* | |
609 | * Description: Get response Control frame rate in OFDM mode | |
610 | * | |
611 | * Parameters: | |
612 | * In: | |
91961244 | 613 | * priv - The adapter to be set |
5449c685 FB |
614 | * wRateIdx - Receiving data rate |
615 | * Out: | |
616 | * none | |
617 | * | |
618 | * Return Value: response Control frame rate | |
5449c685 | 619 | */ |
91961244 | 620 | static unsigned short CARDwGetOFDMControlRate(struct vnt_private *priv, |
d052270b | 621 | unsigned short wRateIdx) |
5449c685 | 622 | { |
58d44745 | 623 | unsigned int ui = (unsigned int)wRateIdx; |
d4945f09 | 624 | |
91961244 | 625 | pr_debug("BASIC RATE: %X\n", priv->basic_rates); |
d4945f09 | 626 | |
91961244 | 627 | if (!CARDbIsOFDMinBasicRate((void *)priv)) { |
6f675264 | 628 | pr_debug("%s:(NO OFDM) %d\n", __func__, wRateIdx); |
d4945f09 JP |
629 | if (wRateIdx > RATE_24M) |
630 | wRateIdx = RATE_24M; | |
631 | return wRateIdx; | |
632 | } | |
633 | while (ui > RATE_11M) { | |
91961244 | 634 | if (priv->basic_rates & ((u32)0x1 << ui)) { |
6f675264 | 635 | pr_debug("%s : %d\n", __func__, ui); |
d4945f09 JP |
636 | return (unsigned short)ui; |
637 | } | |
638 | ui--; | |
639 | } | |
6f675264 | 640 | pr_debug("%s: 6M\n", __func__); |
d4945f09 | 641 | return (unsigned short)RATE_24M; |
5449c685 FB |
642 | } |
643 | ||
5449c685 FB |
644 | /* |
645 | * Description: Set RSPINF | |
646 | * | |
647 | * Parameters: | |
648 | * In: | |
91961244 | 649 | * priv - The adapter to be set |
5449c685 FB |
650 | * Out: |
651 | * none | |
652 | * | |
653 | * Return Value: None. | |
5449c685 | 654 | */ |
91961244 | 655 | void CARDvSetRSPINF(struct vnt_private *priv, u8 bb_type) |
5449c685 | 656 | { |
864a5a37 | 657 | union vnt_phy_field_swap phy; |
77b6a6a3 | 658 | unsigned char byTxRate, byRsvTime; /* For OFDM */ |
95775d12 MP |
659 | unsigned long flags; |
660 | ||
91961244 | 661 | spin_lock_irqsave(&priv->lock, flags); |
d4945f09 | 662 | |
77b6a6a3 | 663 | /* Set to Page1 */ |
91961244 | 664 | MACvSelectPage1(priv->PortOffset); |
d4945f09 | 665 | |
864a5a37 | 666 | /* RSPINF_b_1 */ |
91961244 MP |
667 | vnt_get_phy_field(priv, 14, |
668 | CARDwGetCCKControlRate(priv, RATE_1M), | |
864a5a37 | 669 | PK_TYPE_11B, &phy.field_read); |
d4945f09 | 670 | |
864a5a37 MP |
671 | /* swap over to get correct write order */ |
672 | swap(phy.swap[0], phy.swap[1]); | |
d4945f09 | 673 | |
91961244 | 674 | VNSvOutPortD(priv->PortOffset + MAC_REG_RSPINF_B_1, phy.field_write); |
d4945f09 | 675 | |
864a5a37 | 676 | /* RSPINF_b_2 */ |
91961244 MP |
677 | vnt_get_phy_field(priv, 14, |
678 | CARDwGetCCKControlRate(priv, RATE_2M), | |
864a5a37 MP |
679 | PK_TYPE_11B, &phy.field_read); |
680 | ||
681 | swap(phy.swap[0], phy.swap[1]); | |
682 | ||
91961244 | 683 | VNSvOutPortD(priv->PortOffset + MAC_REG_RSPINF_B_2, phy.field_write); |
864a5a37 MP |
684 | |
685 | /* RSPINF_b_5 */ | |
91961244 MP |
686 | vnt_get_phy_field(priv, 14, |
687 | CARDwGetCCKControlRate(priv, RATE_5M), | |
864a5a37 MP |
688 | PK_TYPE_11B, &phy.field_read); |
689 | ||
690 | swap(phy.swap[0], phy.swap[1]); | |
691 | ||
91961244 | 692 | VNSvOutPortD(priv->PortOffset + MAC_REG_RSPINF_B_5, phy.field_write); |
864a5a37 MP |
693 | |
694 | /* RSPINF_b_11 */ | |
91961244 MP |
695 | vnt_get_phy_field(priv, 14, |
696 | CARDwGetCCKControlRate(priv, RATE_11M), | |
864a5a37 MP |
697 | PK_TYPE_11B, &phy.field_read); |
698 | ||
699 | swap(phy.swap[0], phy.swap[1]); | |
700 | ||
91961244 | 701 | VNSvOutPortD(priv->PortOffset + MAC_REG_RSPINF_B_11, phy.field_write); |
d4945f09 | 702 | |
77b6a6a3 | 703 | /* RSPINF_a_6 */ |
d4945f09 | 704 | s_vCalculateOFDMRParameter(RATE_6M, |
6e1d14a5 | 705 | bb_type, |
d4945f09 JP |
706 | &byTxRate, |
707 | &byRsvTime); | |
5150d01e KH |
708 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_6, |
709 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 710 | /* RSPINF_a_9 */ |
d4945f09 | 711 | s_vCalculateOFDMRParameter(RATE_9M, |
6e1d14a5 | 712 | bb_type, |
d4945f09 JP |
713 | &byTxRate, |
714 | &byRsvTime); | |
5150d01e KH |
715 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_9, |
716 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 717 | /* RSPINF_a_12 */ |
d4945f09 | 718 | s_vCalculateOFDMRParameter(RATE_12M, |
6e1d14a5 | 719 | bb_type, |
d4945f09 JP |
720 | &byTxRate, |
721 | &byRsvTime); | |
5150d01e KH |
722 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_12, |
723 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 724 | /* RSPINF_a_18 */ |
d4945f09 | 725 | s_vCalculateOFDMRParameter(RATE_18M, |
6e1d14a5 | 726 | bb_type, |
d4945f09 JP |
727 | &byTxRate, |
728 | &byRsvTime); | |
5150d01e KH |
729 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_18, |
730 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 731 | /* RSPINF_a_24 */ |
d4945f09 | 732 | s_vCalculateOFDMRParameter(RATE_24M, |
6e1d14a5 | 733 | bb_type, |
d4945f09 JP |
734 | &byTxRate, |
735 | &byRsvTime); | |
5150d01e KH |
736 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_24, |
737 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 738 | /* RSPINF_a_36 */ |
5150d01e KH |
739 | s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate( |
740 | (void *)priv, | |
741 | RATE_36M), | |
6e1d14a5 | 742 | bb_type, |
d4945f09 JP |
743 | &byTxRate, |
744 | &byRsvTime); | |
5150d01e KH |
745 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_36, |
746 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 747 | /* RSPINF_a_48 */ |
5150d01e KH |
748 | s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate( |
749 | (void *)priv, | |
750 | RATE_48M), | |
6e1d14a5 | 751 | bb_type, |
d4945f09 JP |
752 | &byTxRate, |
753 | &byRsvTime); | |
5150d01e KH |
754 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_48, |
755 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 756 | /* RSPINF_a_54 */ |
5150d01e KH |
757 | s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate( |
758 | (void *)priv, | |
759 | RATE_54M), | |
6e1d14a5 | 760 | bb_type, |
d4945f09 JP |
761 | &byTxRate, |
762 | &byRsvTime); | |
5150d01e KH |
763 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_54, |
764 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 765 | /* RSPINF_a_72 */ |
5150d01e KH |
766 | s_vCalculateOFDMRParameter(CARDwGetOFDMControlRate( |
767 | (void *)priv, | |
768 | RATE_54M), | |
6e1d14a5 | 769 | bb_type, |
d4945f09 JP |
770 | &byTxRate, |
771 | &byRsvTime); | |
5150d01e KH |
772 | VNSvOutPortW(priv->PortOffset + MAC_REG_RSPINF_A_72, |
773 | MAKEWORD(byTxRate, byRsvTime)); | |
77b6a6a3 | 774 | /* Set to Page0 */ |
91961244 | 775 | MACvSelectPage0(priv->PortOffset); |
95775d12 | 776 | |
91961244 | 777 | spin_unlock_irqrestore(&priv->lock, flags); |
5449c685 FB |
778 | } |
779 | ||
91961244 | 780 | void CARDvUpdateBasicTopRate(struct vnt_private *priv) |
5449c685 | 781 | { |
d4945f09 JP |
782 | unsigned char byTopOFDM = RATE_24M, byTopCCK = RATE_1M; |
783 | unsigned char ii; | |
784 | ||
77b6a6a3 | 785 | /* Determines the highest basic rate. */ |
d4945f09 | 786 | for (ii = RATE_54M; ii >= RATE_6M; ii--) { |
91961244 | 787 | if ((priv->basic_rates) & ((u32)(1 << ii))) { |
d4945f09 JP |
788 | byTopOFDM = ii; |
789 | break; | |
790 | } | |
791 | } | |
91961244 | 792 | priv->byTopOFDMBasicRate = byTopOFDM; |
d4945f09 JP |
793 | |
794 | for (ii = RATE_11M;; ii--) { | |
91961244 | 795 | if ((priv->basic_rates) & ((u32)(1 << ii))) { |
d4945f09 JP |
796 | byTopCCK = ii; |
797 | break; | |
798 | } | |
799 | if (ii == RATE_1M) | |
800 | break; | |
801 | } | |
91961244 | 802 | priv->byTopCCKBasicRate = byTopCCK; |
5449c685 FB |
803 | } |
804 | ||
91961244 | 805 | bool CARDbIsOFDMinBasicRate(struct vnt_private *priv) |
5449c685 | 806 | { |
d4945f09 JP |
807 | int ii; |
808 | ||
809 | for (ii = RATE_54M; ii >= RATE_6M; ii--) { | |
91961244 | 810 | if ((priv->basic_rates) & ((u32)BIT(ii))) |
d4945f09 JP |
811 | return true; |
812 | } | |
813 | return false; | |
5449c685 FB |
814 | } |
815 | ||
91961244 | 816 | unsigned char CARDbyGetPktType(struct vnt_private *priv) |
5449c685 | 817 | { |
91961244 MP |
818 | if (priv->byBBType == BB_TYPE_11A || priv->byBBType == BB_TYPE_11B) |
819 | return (unsigned char)priv->byBBType; | |
820 | else if (CARDbIsOFDMinBasicRate((void *)priv)) | |
d4945f09 | 821 | return PK_TYPE_11GA; |
bc5cf656 | 822 | else |
d4945f09 | 823 | return PK_TYPE_11GB; |
5449c685 FB |
824 | } |
825 | ||
826 | /* | |
827 | * Description: Set NIC Loopback mode | |
828 | * | |
829 | * Parameters: | |
830 | * In: | |
91961244 | 831 | * priv - The adapter to be set |
5449c685 FB |
832 | * wLoopbackMode - Loopback mode to be set |
833 | * Out: | |
834 | * none | |
835 | * | |
836 | * Return Value: none | |
5449c685 | 837 | */ |
5150d01e KH |
838 | void CARDvSetLoopbackMode(struct vnt_private *priv, |
839 | unsigned short wLoopbackMode) | |
5449c685 | 840 | { |
d4945f09 JP |
841 | switch (wLoopbackMode) { |
842 | case CARD_LB_NONE: | |
843 | case CARD_LB_MAC: | |
844 | case CARD_LB_PHY: | |
845 | break; | |
846 | default: | |
d4945f09 JP |
847 | break; |
848 | } | |
77b6a6a3 | 849 | /* set MAC loopback */ |
f9f853af | 850 | MACvSetLoopbackMode(priv, LOBYTE(wLoopbackMode)); |
77b6a6a3 | 851 | /* set Baseband loopback */ |
5449c685 FB |
852 | } |
853 | ||
5449c685 FB |
854 | /* |
855 | * Description: Software Reset NIC | |
856 | * | |
857 | * Parameters: | |
858 | * In: | |
91961244 | 859 | * priv - The adapter to be reset |
5449c685 FB |
860 | * Out: |
861 | * none | |
862 | * | |
863 | * Return Value: none | |
5449c685 | 864 | */ |
91961244 | 865 | bool CARDbSoftwareReset(struct vnt_private *priv) |
5449c685 | 866 | { |
77b6a6a3 | 867 | /* reset MAC */ |
f9f853af | 868 | if (!MACbSafeSoftwareReset(priv)) |
d4945f09 | 869 | return false; |
5449c685 | 870 | |
d4945f09 | 871 | return true; |
5449c685 FB |
872 | } |
873 | ||
5449c685 | 874 | /* |
7664ec86 | 875 | * Description: Calculate TSF offset of two TSF input |
5449c685 FB |
876 | * Get TSF Offset from RxBCN's TSF and local TSF |
877 | * | |
878 | * Parameters: | |
879 | * In: | |
91961244 | 880 | * priv - The adapter to be sync. |
5449c685 FB |
881 | * qwTSF1 - Rx BCN's TSF |
882 | * qwTSF2 - Local TSF | |
883 | * Out: | |
884 | * none | |
885 | * | |
886 | * Return Value: TSF Offset value | |
5449c685 | 887 | */ |
0fc2a76e | 888 | u64 CARDqGetTSFOffset(unsigned char byRxRate, u64 qwTSF1, u64 qwTSF2) |
5449c685 | 889 | { |
5309c5b8 | 890 | unsigned short wRxBcnTSFOffst; |
d4945f09 | 891 | |
5b5d6362 | 892 | wRxBcnTSFOffst = cwRXBCNTSFOff[byRxRate % MAX_RATE]; |
0fc2a76e MP |
893 | |
894 | qwTSF2 += (u64)wRxBcnTSFOffst; | |
895 | ||
57ce4df9 | 896 | return qwTSF1 - qwTSF2; |
5449c685 FB |
897 | } |
898 | ||
5449c685 FB |
899 | /* |
900 | * Description: Read NIC TSF counter | |
901 | * Get local TSF counter | |
902 | * | |
903 | * Parameters: | |
904 | * In: | |
91961244 | 905 | * priv - The adapter to be read |
5449c685 FB |
906 | * Out: |
907 | * qwCurrTSF - Current TSF counter | |
908 | * | |
5a5a2a6a | 909 | * Return Value: true if success; otherwise false |
5449c685 | 910 | */ |
738487ff | 911 | bool CARDbGetCurrentTSF(struct vnt_private *priv, u64 *pqwCurrTSF) |
5449c685 | 912 | { |
26f64a6b | 913 | void __iomem *iobase = priv->PortOffset; |
d4945f09 JP |
914 | unsigned short ww; |
915 | unsigned char byData; | |
916 | ||
26f64a6b | 917 | MACvRegBitsOn(iobase, MAC_REG_TFTCTL, TFTCTL_TSFCNTRRD); |
d4945f09 | 918 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
26f64a6b | 919 | VNSvInPortB(iobase + MAC_REG_TFTCTL, &byData); |
d4945f09 JP |
920 | if (!(byData & TFTCTL_TSFCNTRRD)) |
921 | break; | |
922 | } | |
923 | if (ww == W_MAX_TIMEOUT) | |
a4ef27ad | 924 | return false; |
26f64a6b VR |
925 | VNSvInPortD(iobase + MAC_REG_TSFCNTR, (u32 *)pqwCurrTSF); |
926 | VNSvInPortD(iobase + MAC_REG_TSFCNTR + 4, (u32 *)pqwCurrTSF + 1); | |
d4945f09 | 927 | |
a4ef27ad | 928 | return true; |
5449c685 FB |
929 | } |
930 | ||
5449c685 FB |
931 | /* |
932 | * Description: Read NIC TSF counter | |
933 | * Get NEXTTBTT from adjusted TSF and Beacon Interval | |
934 | * | |
935 | * Parameters: | |
936 | * In: | |
937 | * qwTSF - Current TSF counter | |
938 | * wbeaconInterval - Beacon Interval | |
939 | * Out: | |
940 | * qwCurrTSF - Current TSF counter | |
941 | * | |
942 | * Return Value: TSF value of next Beacon | |
5449c685 | 943 | */ |
0fc2a76e | 944 | u64 CARDqGetNextTBTT(u64 qwTSF, unsigned short wBeaconInterval) |
5449c685 | 945 | { |
989ae860 | 946 | u32 beacon_int; |
5449c685 | 947 | |
989ae860 | 948 | beacon_int = wBeaconInterval * 1024; |
989ae860 MP |
949 | if (beacon_int) { |
950 | do_div(qwTSF, beacon_int); | |
951 | qwTSF += 1; | |
952 | qwTSF *= beacon_int; | |
953 | } | |
5449c685 | 954 | |
a4ef27ad | 955 | return qwTSF; |
5449c685 FB |
956 | } |
957 | ||
5449c685 FB |
958 | /* |
959 | * Description: Set NIC TSF counter for first Beacon time | |
960 | * Get NEXTTBTT from adjusted TSF and Beacon Interval | |
961 | * | |
962 | * Parameters: | |
963 | * In: | |
26f64a6b | 964 | * iobase - IO Base |
5449c685 FB |
965 | * wBeaconInterval - Beacon Interval |
966 | * Out: | |
967 | * none | |
968 | * | |
969 | * Return Value: none | |
5449c685 | 970 | */ |
5150d01e KH |
971 | void CARDvSetFirstNextTBTT(struct vnt_private *priv, |
972 | unsigned short wBeaconInterval) | |
5449c685 | 973 | { |
26f64a6b | 974 | void __iomem *iobase = priv->PortOffset; |
0fc2a76e | 975 | u64 qwNextTBTT = 0; |
d4945f09 | 976 | |
738487ff | 977 | CARDbGetCurrentTSF(priv, &qwNextTBTT); /* Get Local TSF counter */ |
0fc2a76e | 978 | |
d4945f09 | 979 | qwNextTBTT = CARDqGetNextTBTT(qwNextTBTT, wBeaconInterval); |
77b6a6a3 | 980 | /* Set NextTBTT */ |
26f64a6b VR |
981 | VNSvOutPortD(iobase + MAC_REG_NEXTTBTT, (u32)qwNextTBTT); |
982 | VNSvOutPortD(iobase + MAC_REG_NEXTTBTT + 4, (u32)(qwNextTBTT >> 32)); | |
983 | MACvRegBitsOn(iobase, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); | |
5449c685 FB |
984 | } |
985 | ||
5449c685 FB |
986 | /* |
987 | * Description: Sync NIC TSF counter for Beacon time | |
988 | * Get NEXTTBTT and write to HW | |
989 | * | |
990 | * Parameters: | |
991 | * In: | |
91961244 | 992 | * priv - The adapter to be set |
5449c685 FB |
993 | * qwTSF - Current TSF counter |
994 | * wBeaconInterval - Beacon Interval | |
995 | * Out: | |
996 | * none | |
997 | * | |
998 | * Return Value: none | |
5449c685 | 999 | */ |
5150d01e KH |
1000 | void CARDvUpdateNextTBTT(struct vnt_private *priv, u64 qwTSF, |
1001 | unsigned short wBeaconInterval) | |
5449c685 | 1002 | { |
26f64a6b | 1003 | void __iomem *iobase = priv->PortOffset; |
738487ff | 1004 | |
d4945f09 | 1005 | qwTSF = CARDqGetNextTBTT(qwTSF, wBeaconInterval); |
77b6a6a3 | 1006 | /* Set NextTBTT */ |
26f64a6b VR |
1007 | VNSvOutPortD(iobase + MAC_REG_NEXTTBTT, (u32)qwTSF); |
1008 | VNSvOutPortD(iobase + MAC_REG_NEXTTBTT + 4, (u32)(qwTSF >> 32)); | |
1009 | MACvRegBitsOn(iobase, MAC_REG_TFTCTL, TFTCTL_TBTTSYNCEN); | |
48caf5a0 | 1010 | pr_debug("Card:Update Next TBTT[%8llx]\n", qwTSF); |
5449c685 | 1011 | } |