2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 * Purpose: MAC Data structure
32 #include <linux/module.h>
33 #include <linux/types.h>
35 #include <linux/errno.h>
36 #include <linux/ioport.h>
37 #include <linux/pci.h>
38 #include <linux/kernel.h>
39 #include <linux/netdevice.h>
40 #include <linux/etherdevice.h>
41 #include <linux/skbuff.h>
42 #include <linux/delay.h>
43 #include <linux/timer.h>
44 #include <linux/slab.h>
45 #include <linux/interrupt.h>
46 #include <linux/string.h>
47 #include <linux/wait.h>
48 #include <linux/if_arp.h>
49 #include <linux/sched.h>
52 #include <linux/crc32.h>
53 #include <linux/uaccess.h>
54 #include <linux/proc_fs.h>
55 #include <linux/inetdevice.h>
56 #include <linux/reboot.h>
57 #include <linux/ethtool.h>
58 /* Include Wireless Extension definition and check version - Jean II */
59 #include <net/mac80211.h>
60 #include <linux/wireless.h>
61 #include <net/iw_handler.h> /* New driver API */
63 #ifndef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
64 #define WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
69 #include "device_cfg.h"
76 /*--------------------- Export Definitions -------------------------*/
93 #define MAC_MAX_CONTEXT_REG (256+128)
95 #define MAX_MULTICAST_ADDRESS_NUM 32
96 #define MULTICAST_ADDRESS_LIST_SIZE (MAX_MULTICAST_ADDRESS_NUM * ETH_ALEN)
98 #define DUPLICATE_RX_CACHE_LENGTH 5
100 #define NUM_KEY_ENTRY 11
102 #define TX_WEP_NONE 0
105 #define TX_WEP_SWOTP 3
106 #define TX_WEP_OTPSW 4
107 #define TX_WEP_SW232 5
109 #define KEYSEL_WEP40 0
110 #define KEYSEL_WEP104 1
111 #define KEYSEL_TKIP 2
112 #define KEYSEL_CCMP 3
114 #define AUTO_FB_NONE 0
124 #define ANT_DIVERSITY 2
125 #define ANT_RXD_TXA 3
126 #define ANT_RXD_TXB 4
127 #define ANT_UNKNOWN 0xFF
129 #define MAXCHECKHANGCNT 4
131 #define BB_VGA_LEVEL 4
132 #define BB_VGA_CHANGE_THRESHOLD 16
135 #define RUN_AT(x) (jiffies+(x))
138 #define MAKE_BEACON_RESERVED 10 /* (us) */
141 #define RESERV_AC0DMA 4
145 #define AVAIL_TD(p, q) ((p)->sOpts.nTxDescs[(q)] - ((p)->iTDUsed[(q)]))
149 /* 0:11A 1:11B 2:11G */
150 #define BB_TYPE_11A 0
151 #define BB_TYPE_11B 1
152 #define BB_TYPE_11G 2
154 /* 0:11a, 1:11b, 2:11gb (only CCK in BasicRate), 3:11ga (OFDM in BasicRate) */
155 #define PK_TYPE_11A 0
156 #define PK_TYPE_11B 1
157 #define PK_TYPE_11GB 2
158 #define PK_TYPE_11GA 3
163 } DEVICE_OWNER_TYPE, *PDEVICE_OWNER_TYPE;
165 /* flags for options */
166 #define DEVICE_FLAGS_IP_ALIGN 0x00000001UL
167 #define DEVICE_FLAGS_PREAMBLE_TYPE 0x00000002UL
168 #define DEVICE_FLAGS_OP_MODE 0x00000004UL
169 #define DEVICE_FLAGS_PS_MODE 0x00000008UL
170 #define DEVICE_FLAGS_80211h_MODE 0x00000010UL
171 #define DEVICE_FLAGS_DiversityANT 0x00000020UL
173 /* flags for driver status */
174 #define DEVICE_FLAGS_OPENED 0x00010000UL
175 #define DEVICE_FLAGS_WOL_ENABLED 0x00080000UL
176 /* flags for capabilities */
177 #define DEVICE_FLAGS_TX_ALIGN 0x01000000UL
178 #define DEVICE_FLAGS_HAVE_CAM 0x02000000UL
179 #define DEVICE_FLAGS_FLOW_CTRL 0x04000000UL
181 /* flags for MII status */
182 #define DEVICE_LINK_FAIL 0x00000001UL
183 #define DEVICE_SPEED_10 0x00000002UL
184 #define DEVICE_SPEED_100 0x00000004UL
185 #define DEVICE_SPEED_1000 0x00000008UL
186 #define DEVICE_DUPLEX_FULL 0x00000010UL
187 #define DEVICE_AUTONEG_ENABLE 0x00000020UL
188 #define DEVICE_FORCED_BY_EEPROM 0x00000040UL
189 /* for device_set_media_duplex */
190 #define DEVICE_LINK_CHANGE 0x00000001UL
192 typedef struct __device_opt {
193 int nRxDescs0; /* Number of RX descriptors0 */
194 int nRxDescs1; /* Number of RX descriptors1 */
195 int nTxDescs[2]; /* Number of TX descriptors 0, 1 */
196 int int_works; /* interrupt limits */
201 } OPTIONS, *POPTIONS;
204 struct pci_dev *pcid;
206 struct ieee80211_hw *hw;
207 struct ieee80211_vif *vif;
208 unsigned long key_entry_inuse;
214 /* dma addr, rx/tx pool */
216 dma_addr_t rd0_pool_dma;
217 dma_addr_t rd1_pool_dma;
219 dma_addr_t td0_pool_dma;
220 dma_addr_t td1_pool_dma;
222 dma_addr_t tx_bufs_dma0;
223 dma_addr_t tx_bufs_dma1;
224 dma_addr_t tx_beacon_dma;
226 unsigned char *tx0_bufs;
227 unsigned char *tx1_bufs;
228 unsigned char *tx_beacon_bufs;
230 void __iomem *PortOffset;
234 unsigned char byRevId;
235 unsigned char byRxMode;
236 unsigned short SubSystemID;
237 unsigned short SubVendorID;
241 volatile int iTDUsed[TYPE_MAXTD];
243 struct vnt_tx_desc *apCurrTD[TYPE_MAXTD];
244 struct vnt_tx_desc *apTailTD[TYPE_MAXTD];
246 struct vnt_tx_desc *apTD0Rings;
247 struct vnt_tx_desc *apTD1Rings;
249 struct vnt_rx_desc *aRD0Ring;
250 struct vnt_rx_desc *aRD1Ring;
251 struct vnt_rx_desc *pCurrRD[TYPE_MAXRD];
263 /* Version control */
264 unsigned char byLocalID;
265 unsigned char byRFType;
267 unsigned char byMaxPwrLevel;
268 unsigned char byZoneType;
270 unsigned char byOriginalZonetype;
272 unsigned char abyCurrentNetAddr[ETH_ALEN]; __aligned(2)
273 bool bLinkPass; /* link status: OK or fail */
275 unsigned int uCurrRSSI;
276 unsigned char byCurrSQ;
278 unsigned long dwTxAntennaSel;
279 unsigned long dwRxAntennaSel;
280 unsigned char byAntennaCount;
281 unsigned char byRxAntennaMode;
282 unsigned char byTxAntennaMode;
285 unsigned char *pbyTmpBuff;
286 unsigned int uSIFS; /* Current SIFS */
287 unsigned int uDIFS; /* Current DIFS */
288 unsigned int uEIFS; /* Current EIFS */
289 unsigned int uSlot; /* Current SlotTime */
290 unsigned int uCwMin; /* Current CwMin */
291 unsigned int uCwMax; /* CwMax is fixed on 1023. */
293 unsigned char bySIFS;
294 unsigned char byDIFS;
295 unsigned char byEIFS;
296 unsigned char bySlot;
297 unsigned char byCWMaxMin;
299 u8 byBBType; /* 0:11A, 1:11B, 2:11G */
301 * 0:11a,1:11b,2:11gb (only CCK
302 * in BasicRate), 3:11ga (OFDM in
305 unsigned short wBasicRate;
306 unsigned char byACKRate;
307 unsigned char byTopOFDMBasicRate;
308 unsigned char byTopCCKBasicRate;
310 unsigned char byMinChannel;
311 unsigned char byMaxChannel;
313 unsigned char byPreambleType;
314 unsigned char byShortPreamble;
316 unsigned short wCurrentRate;
317 unsigned char byShortRetryLimit;
318 unsigned char byLongRetryLimit;
319 enum nl80211_iftype op_mode;
321 unsigned short wMaxTransmitMSDULifetime;
323 bool bEncryptionEnable;
328 bool bBarkerPreambleMd;
330 bool bRadioControlOff;
333 unsigned short wListenInterval;
336 /* GPIO Radio Control */
337 unsigned char byRadioCtl;
338 unsigned char byGPIO;
340 bool bPrvActive4RadioOFF;
344 unsigned short wSeqCounter;
345 unsigned short wBCNBufLen;
346 bool bBeaconBufReady;
348 bool bIsBeaconBufReadySet;
349 unsigned int cbBeaconBufReadySetCnt;
355 unsigned char byAutoFBCtrl;
357 /* For Update BaseBand VGA Gain Offset */
359 unsigned int uBBVGADiffCount;
360 unsigned char byBBVGANew;
361 unsigned char byBBVGACurrent;
362 unsigned char abyBBVGA[BB_VGA_LEVEL];
363 long ldBmThreshold[BB_VGA_LEVEL];
365 unsigned char byBBPreEDRSSI;
366 unsigned char byBBPreEDIndex;
368 unsigned long dwDiagRefCount;
371 unsigned char byFOETuning;
373 /* For RF Power table */
374 unsigned char byCCKPwr;
375 unsigned char byOFDMPwrG;
376 unsigned char byCurPwr;
378 unsigned char abyCCKPwrTbl[CB_MAX_CHANNEL_24G+1];
379 unsigned char abyOFDMPwrTbl[CB_MAX_CHANNEL+1];
380 char abyCCKDefaultPwr[CB_MAX_CHANNEL_24G+1];
381 char abyOFDMDefaultPwr[CB_MAX_CHANNEL+1];
382 char abyRegPwr[CB_MAX_CHANNEL+1];
383 char abyLocalPwr[CB_MAX_CHANNEL+1];
385 /* BaseBand Loopback Use */
386 unsigned char byBBCR4d;
387 unsigned char byBBCRc9;
388 unsigned char byBBCR88;
389 unsigned char byBBCR09;
391 unsigned char abyEEPROM[EEP_MAX_CONTEXT_SIZE]; /* unsigned long alignment */
393 unsigned short wBeaconInterval;
396 struct work_struct interrupt_work;
398 struct ieee80211_low_level_stats low_stats;
401 static inline struct vnt_rd_info *alloc_rd_info(void)
403 return kzalloc(sizeof(struct vnt_rd_info), GFP_ATOMIC);
406 static inline struct vnt_td_info *alloc_td_info(void)
408 return kzalloc(sizeof(struct vnt_td_info), GFP_ATOMIC);